CN215797851U

CN215797851U - Computer lab leading wheel convenient to change

Info

Publication number: CN215797851U
Application number: CN202122382625.7U
Authority: CN
Inventors: 郑云; 严佩红
Original assignee: Hunan Kuaijie Elevator Co ltd
Current assignee: Hunan Kuaijie Elevator Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-11
Anticipated expiration: 2031-09-29

Abstract

The application relates to the field of elevator installation, in particular to a machine room guide wheel convenient to replace. Two parallel support frames are fixedly connected in the machine room, the guide wheel is installed between the two support frames, a first fixing frame is fixedly connected below one support frame, a second fixing frame is slidably connected to the other support frame along the direction close to or far away from the first fixing frame, a limiting part limiting the first fixing frame to slide is arranged on the second fixing frame, round holes are formed in the first fixing frame and the second fixing frame, the guide wheel is fixedly connected with a rotating shaft coaxially, and the rotating shaft is inserted into the round holes. When the guide wheel is replaced, the second fixing frame slides towards the direction far away from the first fixing frame, the distance between the first fixing frame and the second fixing frame is increased, and then the guide wheel can be obtained. When this application had avoided changing the leading wheel, dismantle the bolt in the narrow and small space between support frame and leading wheel, the staff is in the inconvenient operation of narrow and small space.

Description

Computer lab leading wheel convenient to change

Technical Field

The application relates to the field of elevator installation, in particular to a machine room guide wheel convenient to replace.

Background

The main effect of leading wheel is the distance that increases between car and the counter weight to change wire rope's direction of motion, the leading wheel of elevator has the pulley structure, and the leading wheel produces wearing and tearing great to the leading wheel with wire rope slip in-process, needs often to change the leading wheel.

In the related art, when the guide wheel is installed, a rotating shaft is rotatably connected between two parallel I-shaped steels, a connecting sheet is fixedly connected to the rotating shaft, the guide wheel is connected to the connecting sheet through a bolt, and when the guide wheel is replaced, the bolt for connecting the guide wheel and the connecting sheet needs to be removed.

To the correlation technique among the above-mentioned, the inventor thinks that connection piece and leading wheel pass through bolted connection, because the distance between connection piece and the I-steel is less, the staff is inconvenient to operate when screwing up the bolt, and it is comparatively troublesome to change the leading wheel.

SUMMERY OF THE UTILITY MODEL

For the convenience of changing the computer lab leading wheel, this application provides a computer lab leading wheel convenient to change.

The application provides a pair of computer lab leading wheel convenient to change adopts following technical scheme:

the utility model provides a computer lab leading wheel convenient to change, includes two support frames that are parallel to each other, support frame fixed connection is in the computer lab, and the leading wheel is installed between two support frames, still includes mount one and mount two, a mount fixed connection is in one of them the support frame, two sliding connection of mount are in another the support frame, the round hole has all been seted up on mount one and the mount two, coaxial fixedly connected with axis of rotation on the leading wheel, the axis of rotation is used for inserting in the round hole, along axis of rotation axial fixedly connected with guide bar on the support frame, along self length direction sliding connection has the slider on the guide bar, slider fixed connection in mount two, be equipped with on the mount two and be used for restricting the gliding spacing subassembly of mount two.

By adopting the technical scheme, when the guide wheel is replaced, the second fixing frame slides out along the axial direction of the guide wheel, the distance between the first fixing frame and the second fixing frame is increased, the guide wheel is taken out, the second fixing frame slides back to the original position after the guide wheel is replaced, and the second fixing frame is fixed on the support frame by using the limiting part to limit the second fixing frame to slide.

Optionally, the limiting assembly comprises a bolt and a jack, the bolt is movably connected to the second fixing frame, and the jack for inserting the bolt is arranged on the supporting frame.

Through adopting above-mentioned technical scheme, mount two uses the bolt to insert and spacing in the jack when the position of normal work, prevents that mount two from sliding because of exogenic action and leading to the directive wheel to drop.

Optionally, be equipped with the passageway in the mount two, the bolt is located in the passageway, be equipped with the second spring that supplies the bolt to reset on the bolt, fixedly connected with connecting block on the bolt, the connecting block is arranged in inserting in the jack, second spring one end butt in the passageway inner wall, second spring other end fixed connection in the bolt, the connecting block is used for the butt the support frame is kept away from the face of mount one and is the arc convex surface.

Through adopting above-mentioned technical scheme, mount two is at the in-process that slides back the normal position, and the cambered surface butt support frame of connecting block, bolt inward movement, the second spring shrink, when the connecting block removed jack department, the spring reset made the bolt stretch out, and the fixed block is spacing to mount two in inserting the jack. The limiting is carried out manually without workers, and the automation degree is high.

Optionally, a straight groove is formed in the second fixing frame, a connecting rod is fixedly connected to the bolt, the connecting rod penetrates through the straight groove, and the connecting rod is partially located outside the second fixing frame.

Through adopting above-mentioned technical scheme, when changing the leading wheel, remove the bolt with the connecting rod and make the connecting block break away from the jack, make second mount resume sliding.

Optionally, the limiting assembly includes a lead screw and a moving block, the lead screw is rotatably connected to the support frame, the moving block is in threaded connection with the lead screw, the moving block is fixedly connected to the second fixing frame, and the moving block is slidably connected to the support frame.

Through adopting above-mentioned technical scheme, use the lead screw as the spacing subassembly of mount two, the lead screw rotates itself and is the effect that needs the external force, and the lead screw is motionless, and threaded connection just can not slide in the movable block of lead screw, therefore mount two can not slide. By adopting the limiting piece, the installation is convenient.

Optionally, one end of the screw rod, which is far away from the support frame, is fixedly connected with a crank.

Through adopting above-mentioned technical scheme, lead screw one end is connected with the crank, and the staff waves the crank and makes the lead screw rotate when needing to change the leading wheel, uses manpower sparingly.

Optionally, the first fixing frame is fixedly connected with a first spring for driving the second fixing frame to reset.

Through adopting above-mentioned technical scheme, when changing the leading wheel, slide mount two towards the direction of keeping away from mount one, the spring is stretched, will order about mount two automatic sliding and return the normal position, need not staff's manual reset.

Optionally, the first fixing frame and the second fixing frame are both provided with sliding grooves for the rotating shafts of the guide wheels to slide into the round holes.

Through adopting above-mentioned technical scheme, when changing the leading wheel, with the axis of rotation butt of leading wheel on the chute, upwards promote the leading wheel, the axis of rotation of leading wheel slides along the chute and gets into the round hole, and mount two slides towards the direction of keeping away from mount one by the axis of rotation top-down of leading wheel simultaneously, and back in the axis of rotation entering round hole of leading wheel, under the effect of first spring, mount two resets. When the guide wheel is installed, workers do not need to deliberately align the rotating shaft of the guide wheel with the round hole, and the installation is more convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

when the guide wheel needs to be replaced, the second fixing frame slides in the direction away from the first fixing frame, the distance between the first fixing frame and the second fixing frame is increased, and a worker can directly take out the guide wheel;

when the guide wheel is replaced, after the sliding block is slid by a worker, one end of the rotating shaft of the guide wheel is inserted into the round hole of the first fixing frame, the second fixing frame can automatically slide to the original position under the action of the first spring, and the second fixing frame does not need to be manually slid by the worker.

Drawings

Fig. 1 is a schematic view of the overall structure of a machine room guide wheel convenient to replace according to embodiment 1 of the present application (in which a first fixed frame is an explosion schematic view);

FIG. 2 is a sectional view of a machine room guide wheel convenient to replace in embodiment 1 of the application;

FIG. 3 is an enlarged partial schematic view of A in FIG. 2;

FIG. 4 is an enlarged partial schematic view of B of FIG. 1;

fig. 5 is a schematic view of the overall structure of a machine room guide wheel convenient to replace in embodiment 2.

Description of reference numerals: 1. a support frame; 2. a first fixing frame; 3. a second fixing frame; 4. a circular hole; 5. a guide wheel; 6. a rotating shaft; 7. a guide bar; 8. a slider; 9. a first vertical rod; 10. a first cross bar; 11. a first spring; 12. a chute; 13. a bolt; 14. a second spring; 15. connecting blocks; 16. a jack; 17. a channel; 18. a straight groove; 19. a connecting rod; 20. a fixing hole; 21. a screw rod; 22. a moving block; 23. a second vertical rod; 24. a second cross bar; 25. a through hole; 26. a crank; 27. a connecting plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Example 1;

the embodiment of the application discloses computer lab leading wheel convenient to change, refer to fig. 1, including double-phase support frame 1 that is parallel to each other, mount 2 and mount two 3, support frame 1 welds in the computer lab, leading wheel 5 is installed between two support frames 1, round hole 4 has been seted up on mount 2 and the mount two 3, coaxial fixedly connected with axis of rotation 6 on the leading wheel 5, mount 2 welds in one of them support frame 1 along vertical direction, mount two 3 is along keeping away from or being close to the direction sliding connection of mount one 2 in another support frame 1, be equipped with the gliding locating part of two 3 of prevention mount on the mount two 3.

Support frame 1 is last to have guide bar 7 along 6 axial welding of axis of rotation, and there is slider 8 along 7 length direction sliding connection of guide bar on the guide bar 7, and slider 8 has montant one 9 along the welding of vertical direction, and montant one 9 has horizontal pole one 10 along the welding of horizontal direction, and horizontal pole one 10 welds in the one side of mount two 3 keeping away from mount one 2.

Referring to fig. 2 and 3, the limiting assembly comprises a bolt 13 and a jack 16, a connecting plate 27 is welded at the lower end of the support frame 1, the jack 16 is formed in the connecting plate 27, a cylindrical channel 17 is formed in the second fixing frame 3, the bolt 13 is located in the channel 17, a connecting block 15 is welded on the bolt 13 along the length direction of the bolt, the connecting block 15 can penetrate through the channel 17 and is located outside the fixing frame, a second spring 14 is sleeved on the bolt 13, one end of the second spring 14 is welded on the bolt 13, and the other end of the second spring 14 abuts against the inner wall of the channel 17.

Referring to fig. 1 and 4, a straight groove 18 is formed in one surface, away from the first fixing frame 2, of the second fixing frame 3, a connecting rod 19 is axially welded on the bolt 13 along the rotating shaft 6, the connecting rod 19 penetrates through the straight groove 18 and is located outside the second fixing frame 3, a fixing hole 20 is formed in the inner wall of the straight groove 18, the fixing hole 20 is located at the tail end of the straight groove 18, and the fixing hole 20 is used for fixing the bolt 13 to limit the connecting block 15 to enter the jack 16.

Referring to fig. 1, a first spring 11 is disposed on the first fixing frame 2, one end of the first spring 11 is welded to a surface of the first fixing frame 2 close to the second fixing frame 3, and the other end of the first spring 11 is welded to a surface of the second fixing frame 3 close to the first fixing frame 2.

The bottom surface of mount 2 and mount two 3 has all seted up spout 12 along self thickness direction, and spout 12 is the slope setting, and the degree of depth of spout 12 from mount 2 and mount two 3 bottoms along the face that mount one and mount two are close to each other and become shallow gradually, and the degree of depth of spout 12 upper end intercommunication round hole 4 and round hole 4 is greater than the degree of depth of spout 12, and spout 12 is arranged in 6 slip entering round hole 4 of axis of rotation of leading wheel 5.

The implementation principle of the machine room guide wheel 5 convenient to replace in the embodiment of the application is as follows: when the guide wheel 5 is replaced, the connecting rod 19 is used for moving the bolt 13, the bolt 13 is rotated into the fixing hole 20, the connecting block 15 is separated from the jack 16, the second fixing frame 3 restores sliding, then the second fixing frame 3 slides towards the direction far away from the first fixing frame 2, the distance between the first fixing frame 2 and the second fixing frame 3 is increased, the guide wheel 5 is taken out, the second fixing frame 3 slides back to the original position under the action of the first spring 11, then the two ends of the rotating shaft 6 of the new guide wheel 5 abut against the sliding groove 12, the guide wheel 5 is pushed upwards, in the process that the guide wheel 5 moves upwards, the first fixing frame 2 slides towards the direction far away from the second fixing frame 3, the rotating shaft 6 of the guide wheel 5 slides along the sliding groove 12 to enter the round hole 4, under the action of the first spring 11, the second fixing frame 3 automatically slides back to the original position, in the process that the guide wheel 5 returns to the original position, the cambered surface of the connecting block 15 abuts against the connecting plate 27, the bolt 13 contracts, along with the continuous movement, the connecting block 15 moves to the position of the jack 16, the spring is reset, the bolt 13 moves to insert the connecting block 15 into the jack 16, the second fixing frame 3 is limited to slide, and the guide wheel 5 is replaced completely.

Example 2;

referring to fig. 5, the difference between the first embodiment and the second embodiment is that the limiting assembly includes a lead screw 21 and a moving block 22, a second cross rod 24 is welded on the support frame 1 along the horizontal direction, a second vertical rod 23 is welded on the second cross rod 24 along the vertical direction, a through hole 25 is formed in the lower end of the second vertical rod 23, one end of the lead screw 21 is rotatably connected to the through hole 25, the other end of the lead screw 21 is rotatably connected to the support frame 1, and the moving block 22 is in threaded connection with the lead screw 21 along the length direction of the lead screw 21. And a crank 26 is welded at one end of the screw rod 21 far away from the support frame 1.

The implementation principle of the machine room guide wheel 5 convenient to replace in the embodiment of the application is as follows: when changing leading wheel 5, rotate crank 26 and make two 3 fixed framves along the direction removal of keeping away from fixed frame 2, the distance increase between two 3 fixed frame and the fixed frame 2, take out leading wheel 5, then rotate crank 26 and adjust the distance between two 3 fixed frame 2 and the fixed frame, make the both ends butt in spout 12 of the axis of rotation 6 of leading wheel 5, then upwards promote the in-process rotation crank 26 of leading wheel 5, until during the axis of rotation 6 of leading wheel 5 inserts round hole 4, the change finishes. The rotation of the screw rod 21 requires external force, so the screw rod 21 limits the sliding of the second fixing frame 3 by limiting the second fixing frame 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a computer lab leading wheel convenient to change, includes two support frame (1) that are parallel to each other, support frame (1) fixed connection is in the computer lab, and install its characterized in that between two support frames (1) leading wheel (5): still include mount (2) and mount two (3), mount (2) fixed connection in one of them support frame (1), mount two (3) sliding connection in another support frame (1), round hole (4) have all been seted up on mount (2) and mount two (3), coaxial fixedly connected with axis of rotation (6) on leading wheel (5), axis of rotation (6) are used for inserting in round hole (4), be connected with guide bar (7) along axis of rotation (6) axial fixedly on support frame (1), there is slider (8) along self length direction sliding connection on guide bar (7), slider (8) fixed connection in mount two (3), be equipped with on mount two (3) and be used for restricting the gliding spacing subassembly of mount two (3).

2. The machine room guide wheel convenient to replace of claim 1, wherein: the limiting assembly comprises a bolt (13) and a jack (16), the bolt (13) is movably connected to the second fixing frame (3), and the jack (16) for inserting the bolt (13) is arranged on the support frame (1).

3. The machine room guide wheel convenient to replace of claim 2, wherein: be equipped with passageway (17) in mount two (3), bolt (13) are located in passageway (17), be equipped with second spring (14) that supply bolt (13) to reset on bolt (13), fixedly connected with connecting block (15) on bolt (13), connecting block (15) are used for inserting in jack (16), second spring (14) one end butt in passageway (17) inner wall, second spring (14) other end fixed connection in bolt (13), connecting block (15) are used for the butt the arc convex surface of the face of mount (2) is kept away from to support frame (1).

4. The machine room guide wheel convenient to replace of claim 3, wherein: a straight groove (18) is formed in the second fixing frame (3), a connecting rod (19) is fixedly connected to the bolt (13), the connecting rod (19) penetrates through the straight groove (18), and the part of the connecting rod (19) is located outside the second fixing frame (3).

5. The machine room guide wheel convenient to replace of claim 1, wherein: the limiting assembly comprises a lead screw (21) and a moving block (22), the lead screw (21) is rotatably connected to the support frame (1), the moving block (22) is in threaded connection with the lead screw (21), the moving block (22) is fixedly connected to the second fixing frame (3), and the moving block (22) is in sliding connection with the support frame (1).

6. The machine room guide wheel convenient to replace of claim 5, wherein: and one end of the screw rod (21) far away from the support frame (1) is fixedly connected with a crank (26).

7. The machine room guide wheel convenient to replace of claim 1, wherein: and the first fixing frame (2) is fixedly connected with a first spring (11) for driving the second fixing frame (3) to reset.

8. The machine room guide wheel convenient to replace of claim 1, wherein: and the first fixing frame (2) and the second fixing frame (3) are respectively provided with a sliding chute (12) for the rotating shaft (6) to slide into the round hole (4).