FAN

Abstract

A fan for creating a microclimate at any point in the desk area of a user. Positioned under a desk top, the fan comprises a fan and a device for moving the fan beyond the edge of the desk top, enabling adjustment of the spatial position of the fan. The technical result consists of reducing the distance between the fan and the user, enabling the fan to alter the microclimate in the desk area, at any point in the space immediately around the user, without disturbing the user.

Claims

1. A fan for creating a microclimate in the desk area of a user, characterized in that the fan is positioned under a desk top and equipped with a device for moving the fan beyond the edge of the desk top, enabling adjustment of the spatial position of the fan.

2. The fan of claim 1, characterized in that the device for moving the fan beyond the edge of the desk top is made in the form of a lever rotatable in the vertical plane about the horizontal axis, the lever being connected to the fan by the rotation axis of the fan perpendicular to the horizontal axis.

3. The fan of claim 2, characterized in that the device is equipped with a clamp for one extreme position of the fan provided in the form of a spring latch.

4. The fan of claim 2, characterized in that the device is equipped with clamps in the form of a friction washer, two anti-friction washers and a compression spring therebetween for any positions of the fan about the horizontal axis, and in the form of a friction washer, a threaded axis, a nut and a lock nut about the rotation axis perpendicular to the horizontal axis.

5. The fan of claim 1, characterized in that the device for moving the fan beyond the edge of the desk top is made in the form of a cylindrical slider capable of a reciprocating movement and a rotation about its axis, the slider being located in the guide and connected to the fan by the rotation axis perpendicular to the axis of the cylindrical slider.

6. The fan of claim 5, characterized in that the device is provided without retaining fan positions.

7. The fan of claim 5, characterized in that the device is equipped with clamps in the form of a friction radial stop, a screw and a lock nut for any positions of the fan during the reciprocating movement and rotation about the axis of the cylindrical slider, and in the form of a friction washer, two anti-friction washers and a compression spring therebetween about the rotation axis perpendicular to the axis of the cylindrical slider.

8. The fan of claim 1, characterized in that the device for moving the fan beyond the edge of the desk top is made in the form of a bar rotatable in the horizontal plane about the vertical axis of the bar, the bar being connected to the fan holder by the vertical axis of the holder connected to the fan by the horizontal rotation axis of the fan.

9. The fan of claim 8, characterized in that the device is provided without retaining fan positions.

10. The fan of claim 8, characterized in that the device is provided with clamps in the form of friction washers, nuts and lock nuts for any positions of the fan about the vertical axis of the bar and the vertical axis of the holder, and in the form of an additional fan casing fixedly connected with two semi-axes located on both sides about the horizontal rotation axis of the fan in the holder, the semi-axes being provided with friction washers, nuts and lock nuts.

11. (canceled)

Description

[0050] FIG. 1 is a side view of a device for moving the fan beyond the edge of the desk top provided in the form of a lever rotatable in the vertical plane about the horizontal axis with a clamp for one extreme position of the fan, scale 1:2.

[0051] FIG. 2 is a front view of the same.

[0052] FIG. 3 is a front view of a spring clamp of the same, scale 1:1.

[0053] FIG. 4 is a side view of a device for moving the fan beyond the edge of the desk top provided in the form of a lever rotatable in the vertical plane about the horizontal axis with a clamp of any position of the fan, scale 1:2.

[0054] FIG. 5 is a front view of the same.

[0055] FIG. 6 is a side view of a device for moving the fan beyond the edge of the desk top provided in the form of a cylindrical slider capable of a reciprocating movement and a rotation about its axis, with a clamp of any position of the fan, scale 1:2.

[0056] FIG. 7 is a top view of the same.

[0057] FIG. 8 is a front view of a device for moving the fan beyond the edge of the desk top provided in the form of a bar and a holder rotatable in the horizontal plane about the vertical axes with a clamp of any position of the fan, scale 1:2.

[0058] FIG. 9 is a top view of the same.

[0059] The data proving the possibility of production and the operability of the fan in all the embodiments with the achievement of the said technical effect are as follows.

[0060] In an embodiment of the essential feature the device for moving the fan beyond the edge of the desk top is made in the form of a lever rotatable in the vertical plane about the horizontal axis, the lever being connected to the fan by the rotation axis of the fan perpendicular to the horizontal axis, wherein the device is equipped with a clamp for one extreme position of the fan provided in the form of a spring latch, FIG. 1, 2, 3, the fan comprises a fan 1, for which, for example, a computer fan mod. KDE1206PKV3 is used, with the dimensions of 606015 mm, performance of 25 CFM, corresponding to 42,5 m.sup.3/h, located under the desk top 2, a lever 3 in the form of an axis with a head, a hole made therein and a threaded section for rotation of the fan 1 perpendicular to the horizontal axis 4, a spring latch 5 for retaining the extreme position, a bracket 6 with eyelets for connecting the device for moving with the desk top 2, a front protective grid 7 connected to the fan 1 and a rear wall 8 with bolts 9 and nuts, wherein the rear wall 8 can be provided with a protective grid, not shown in the Fig., and provided with eyelets for the lever 3, a diffuser 10, which can be installed if necessary.

[0061] However, fans of various sizes and performances may be used, including computer fans, see www.cqam.ru. Up-to-date computer fans for amateur equipment, tables, as well as mini fans, including bladeless ones with a ring, for example, www.icover.ru, Coolguy OZ-360 fan or Clever & Clean FH-01/may be used as well.

[0062] The fan operates as follows.

[0063] The fan 1 is removed from the spring latch 5, moved to the desired position, for example, beyond the edge of the desk top 2, turned on the fan 1 with a button, not shown in Fig., located on the backside or on the end of the desk top 2, and the air flow is directed towards the user to the desired point, the fan 2 still being held in the same position or directed to another point and held for the required time, similarly to a manual fan; if necessary, the fan 2 is turned off and returned to its original position in the spring latch 5.

[0064] This ensures the achievement of said technical effect.

[0065] In the form of the same essential feature, but at the same time the device is equipped with clamps in the form of a friction washer, two anti-friction washers and a compression spring therebetween for any positions of the fan about the horizontal axis, and in the form of a friction washer, an axis with a threaded section, a nut and a lock nut about the rotation axis perpendicular to the horizontal axis, FIG. 4,5, the fan comprises a fan 1, located under the desk top 2, a lever 3 in the form of an axis with a head, a hole and a threaded section for rotation of the fan 1 perpendicular to the horizontal axis 4, a bracket 6, a front protective grid 7, a rear wall 8 with eyelets, bolts 9 and nuts, and a friction washer 11, for example, made of retinax, ferrodo etc., two anti-friction washers 12, for example, made of babbit etc., a compression spring 13, a friction washer 14 of the lever 3, a nut 15 and a lock nut.

[0066] At the same time, the friction washer 11 is compressed between the eyelet of the bracket 6 and the side surface of the lever 3 head, preventing movement about the horizontal axis 4 under the action of the operating fan 1 and allowing the movement of the fan 1 with a low manual force, while the compression spring 13 is located between two anti-friction washers 12, providing the necessary compression force, determined experimentally by the selection of springs.

[0067] At the same time, the friction washer 14 of the lever 3 is compressed between the bottom surface of the lever 3 head and eyelet of the rear wall 8, preventing the movement about the lever 3 under the action of the operating fan 1 and allowing the movement of the fan 1 with a low manual force, wherein the necessary compression force is provided with a proper torqueing of the nut 15 and its lock nut.

[0068] The fan operates similarly to the previous embodiment of FIG. 1, 2, but with retaining the fan in any position thus achieving said technical effect.

[0069] In an embodiment of the essential feature the device for moving the fan beyond the edge of the desk top is made in the form of a cylindrical slider capable of a reciprocating movement and a rotation about its axis, the slider being located in the guide and connected to the fan by the rotation axis perpendicular to the axis of the cylindrical slider, it is possible to perform a fan without retaining its positions and with retaining any position of the fan, differing only in the presence of clamps.

[0070] Without retaining the positions of the fan, the device does not contain clamps, its operation is similar to that of FIG. 1, 2, that is, the position of the fan is retained by the user's hand, so it is not further disclosed.

[0071] With retaining the position of the fan according to the same essential feature the device is equipped with clamps in the form of a friction radial stop, a screw, a nut and a lock nut for any positions of the fan during the reciprocating movement and rotation about the axis of the cylindrical slider, and in the form of a friction washer, two anti-friction washers and a compression spring therebetween about the rotation axis perpendicular to the axis of the cylindrical slider, the fan comprises a fan 1, located under the desk top 2, a cylindrical slider 16, a guide 17 connected to the desk top 2, a friction radial stop 18, a screw 19, a lock nut 20, a rotation axis 21 perpendicular to the cylindrical slider 16 axis, a friction washer 22, two anti-friction washers 23 and a spring 24 therebetween.

[0072] The fan operates as follows.

[0073] The fan 1 is moved beyond the edge of the desk top 2 and turned on, directing the air flow towards the user to the desired point, thereby achieving said technical effect.

[0074] In an embodiment of the essential feature the device for moving the fan beyond the edge of the desk top is made in the form of a bar rotatable in the horizontal plane about the vertical axis of the bar, the bar being connected to the fan holder by the vertical axis of the holder connected to the fan by the horizontal rotation axis of the fan, it is possible to perform a fan without retaining its positions and with retaining any position of the fan, differing only in the presence of clamps.

[0075] Without retaining the positions of the fan, the device does not contain clamps, it operates similar to that of FIG. 1, 2, that is, the position of the fan is retained by the user's hand, so it is not further disclosed.

[0076] With retaining the positions of the fan according to the same essential feature the device is provided with clamps in the form of friction washers, nuts and lock nuts for any positions of the fan about the vertical axis of the bar and the vertical axis of the holder, and in the form of an additional fan casing fixedly connected with two semi-axes located on both sides, about the horizontal rotation axis of the fan in the holder, the semi-axes being provided with friction washers, nuts and lock nuts, the fan comprises a fan 1 located under the desk top 2, a vertical axis 25 of the bar, a vertical axis 26 of the holder, friction washers 27, nuts 28 and lock nuts, an additional casing 29 of the fan 1, two semi-axes 30, fixedly connected to the additional casing 29, friction washers 31, nuts 32 and lock nuts.

[0077] The fan operates as follows.

[0078] The fan 1 is moved beyond the edge of the desk top 2 and turned on, directing the air flow towards the user to the desired point, thereby achieving said technical result.

[0079] Thus, the above data proves that the invention as claimed is intended for providing a microclimate at any point in the desk area of the user in all the embodiments of the essential features, ensuring its feasibility with the achievement of said technical effect, thus being industrially applicable.