CN218347195U

CN218347195U - Tensioning travelling wheel structure for door opener

Info

Publication number: CN218347195U
Application number: CN202222699554.8U
Authority: CN
Inventors: 万健根
Original assignee: Hangzhou Fuyang Lijia Motor Co ltd
Current assignee: Hangzhou Fuyang Lijia Motor Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-01-20
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a tensioning travelling wheel structure for door operator belongs to take-up pulley technical field. Including the door frame, the inside of door frame is provided with the draw-in groove in serration plate position department, and the inside wall of draw-in groove is provided with the joint structure, and the joint structure including with draw-in groove inside wall fixed connection's installation piece, the cavity has been seted up to the inside of installation piece, the first spring of intermediate position fixedly connected with of the inside one side of cavity, the flexible post of one end fixedly connected with of cavity is kept away from to first spring, the equal fixedly connected with in top and the bottom of installation piece inside wall holds the piece. The utility model discloses a be provided with joint structure, draw-in groove, first cavity, fixed block, joint hook and slider through the cooperation in the structure is inside, realized this a tensioning travelling wheel structure convenient to detach and change take-up pulley structure for door operator, take place wearing and tearing when the take-up pulley structure, only need promote the slider, just can realize the dismantlement of structure to this a tensioning travelling wheel structure's for door operator work efficiency has been improved.

Description

Tensioning travelling wheel structure for door opener

Technical Field

The utility model relates to a take-up pulley technical field specifically is a tensioning travelling wheel structure for door operator.

Background

Common transmission generally needs belt or track, and what we were everywhere is common has the car, conveyer reclaimer, door operator etc. when track or belt continuous operation, the time has been given a specified duration and will relax, can't reach the transmission for the unable normal operating of device just needs the tensioning travelling wheel structure to provide the holding power for the track this moment, makes the device normal operating.

The device on the market is various, can satisfy people's user demand basically nowadays, but still has certain problem, and wherein most take-up pulley all leans on screw or bolt fastening to be in corresponding position, but the take-up pulley is a vulnerable part, and the time just can wear out, dismantles comparatively loaded down with trivial details during the change.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensioning travelling wheel structure for door operator to solve the problem of providing the device among the above-mentioned background art.

The utility model provides a tensioning travelling wheel structure for door operator adopts following technical scheme:

a tensioning travelling wheel structure for a door opening machine comprises a door frame, wherein the bottom of the door frame is rotatably connected with a door body, one side inside the door frame is fixedly connected with a motor, the other side inside the door frame is fixedly connected with a rotating wheel, the surface of the output end of the motor and the surface of the rotating wheel are respectively wound with a crawler belt, two serrated plates are arranged inside the door frame, the serrated plates correspond to the crawler belts in position, two limiting rods are arranged on one side inside the serrated plates, a tensioning wheel is arranged in the middle of the two limiting rods, the top ends and the bottom ends of the limiting rods are respectively fixedly connected with the surfaces of the serrated plates, and a clamping groove is arranged in the position of the serrated plate inside the door frame;

the inside wall of draw-in groove is provided with the joint structure, the joint structure including with draw-in groove inside wall fixed connection's installation piece, the cavity has been seted up to the inside of installation piece, the first spring of intermediate position fixedly connected with of the inside one side of cavity, the flexible post of one end fixedly connected with of cavity is kept away from to first spring, the top and the equal fixedly connected with in bottom of lateral wall hold the piece in the installation piece, two first fixed axles of intermediate position fixedly connected with of flexible post one side, the surface of first fixed axle rotates and is connected with the connecting rod, the tip that flexible post was kept away from to the connecting rod rotates through the connecting axle and links there is the joint arm, the intermediate position of joint arm runs through there is the second fixed axle, one side of second fixed axle is the rotation with the lateral wall of holding the piece and is connected.

Through above-mentioned technical scheme, provide spacingly for the track through the take-up pulley, when the take-up pulley wearing and tearing, the change is conveniently dismantled.

Optionally, the end portion of the telescopic column close to the first spring is fixedly connected with a sliding block, and the end portion of the sliding block far away from the telescopic column penetrates through the outer portion of the door frame and is fixedly connected with a limiting plate.

Through above-mentioned technical scheme, when needing to dismantle, the flexible post of pulling provides convenient for dismantling.

Optionally, the inside of take-up pulley rotates and is connected with the T-shaped piece, the both sides fixedly connected with first connecting block of T-shaped piece, the tip fixedly connected with hollow tube that the T-shaped piece was kept away from to first connecting block, the hollow tube overlaps with the gag lever post and establishes.

Through above-mentioned technical scheme, can make the structure more stable.

Optionally, the lateral wall that the joint structure one side was kept away from to the draw-in groove is provided with first cavity, the one end of serration plate is through running through first cavity fixedly connected with fixed block, the top and the bottom of fixed block one side fixedly connected with joint hook respectively.

Through above-mentioned technical scheme, the joint between the structure is more firm.

Optionally, one end of the T-shaped block is rotatably connected with a tensioning wheel, and a second cavity corresponding to one end of the T-shaped block is formed in the inner side of the tensioning wheel.

Through above-mentioned technical scheme, reduce the wearing and tearing to the track.

Optionally, one end of the T-shaped block, which is far away from the tensioning wheel, is fixedly connected with a first base, the surface of the first base, which is far away from the T-shaped block, is rotatably connected with a movable block through a rotating shaft, and the rotating shaft is located at the bottom positions of the first base and the movable block.

Through the technical scheme, the position of the tensioning wheel can be flexibly adjusted.

Optionally, the top end of the movable block is fixedly connected with a second connecting block, one end of the second connecting block is fixedly connected with a second spring, the end portion, far away from the second connecting block, of the second spring is fixedly connected with a second base, and the second base is fixedly connected with the side wall of the T-shaped block.

Through above-mentioned technical scheme, supplementary movable block and serration plate's joint.

Optionally, a threaded surface is carved on the surface of the sawtooth plate on one side of the movable block, the internal size of the threaded surface is matched with the external size of the movable block, and the movable block is connected with the threaded surface on the surface of the sawtooth plate in an inserting mode.

Through above-mentioned technical scheme, improved the stability of device.

To sum up, the utility model has the following beneficial effects;

firstly, the tensioning travelling wheel structure for the door opener is convenient to disassemble and replace a tensioning wheel structure by arranging a clamping structure, a clamping groove, a first cavity, a fixing block, a clamping hook and a sliding block in the structure and matching the clamping structure, when the tensioning wheel structure is worn, the structure can be disassembled by only pushing the sliding block, so that the working efficiency of the tensioning travelling wheel structure for the door opener is improved; secondly, the tension travelling wheel structure for the door opener is used for adjusting the tightness of the crawler belt by arranging the sawtooth plate, the hollow pipe, the rotating shaft, the movable block, the second connecting block, the second spring and the second base and sliding the hollow pipe, so that the functionality of the tension travelling wheel structure for the door opener is improved, and the service life of the tension travelling wheel structure is prolonged; finally, through being provided with take-up pulley, T-shaped piece and second cavity, through mutually supporting, realized that this a take-up travelling wheel structure for door operator reduces the frictional force to the track, reduced the consume that the switch door track produced.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the tension roller of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

FIG. 4 is a schematic view of a partially enlarged structure of the tension pulley structure of the present invention;

fig. 5 is an enlarged schematic structural view of the utility model at the position B in fig. 2;

fig. 6 is a schematic diagram of a side cross-sectional structure of the tension wheel of the present invention.

In the figure: 1. a door frame; 2. a door body; 3. a motor; 4. a rotating wheel; 5. a crawler belt; 6. a serrated plate; 7. a clamping structure; 701. a telescopic column; 702. a bearing block; 703. mounting blocks; 704. a first spring; 705. a first fixed shaft; 706. a connecting rod; 707. a connecting shaft; 708. a second fixed shaft; 709. a clamping arm; 8. a limiting rod; 9. a card slot; 10. a first cavity; 11. a fixed block; 12. clamping hooks; 13. a slider; 14. a first connection block; 15. a hollow tube; 16. a tension pulley; 17. a T-shaped block; 18. a first base; 19. a rotating shaft; 20. a movable block; 21. a second connecting block; 22. a second spring; 23. a second base; 24. a second cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The present invention will be described in further detail with reference to the accompanying fig. 1 to 6.

The utility model discloses a tensioning travelling wheel structure for door operator, refer to fig. 1 and fig. 2, a tensioning travelling wheel structure for door operator, including door frame 1, door frame 1's bottom is rotated and is connected with a body 2, the body 2 is opened and is closed for sliding, 1 inside one side fixedly connected with motor 3 of door frame, motor 3 provides the pivoted power, 1 inside opposite side fixedly connected with runner 4 of door frame, the switch of 4 auxiliary doors of runner, the surface of motor 3 output has track 5 with the equal winding in 4 surfaces of runner, door frame 1's inside is provided with two serration plates 6, the lateral wall of serration plate 6 and the inside position of track 5 are corresponding, serration plate 6's surface is provided with the notch that cup joints mutually with track 5, two inside tip of serration plate 6 all are provided with two gag lever posts 8.

Referring to fig. 3, 4 and 5, an idler 16 is disposed between the two stop rods 8, and the idler 16 can provide a stop for the track 5 when in use. The interior of the tension wheel 16 is rotatably connected with a T-shaped block 17, and the T-shaped block 17 is a rotating shaft of the tension wheel 16. Simultaneously, at the first connecting block 14 of both sides fixedly connected with of T-shaped block 17, the tip fixedly connected with hollow tube 15 of T-shaped block 17 is kept away from to first connecting block 14, hollow tube 15 overlaps with gag lever post 8 and establishes, gag lever post 8 provides spacingly for hollow tube 15, and the top and the bottom of gag lever post 8 all are connected with serration plate 6's fixed surface, door frame 1's inside is provided with draw-in groove 9 in serration plate 6 position department, draw-in groove 9 keeps away from the lateral wall of 7 one sides of joint structure and is provided with first cavity 10, the one end of serration plate 6 is through running through first cavity 10 fixedly connected with fixed block 11, first cavity 10 provides spacingly for serration plate 6. The top and the bottom of fixed block 11 one side are fixedly connected with joint hook 12 respectively, and joint hook 12's cross-section is the design of L shape, and joint hook 12 provides the holding power for serration plate 6.

Referring to fig. 3, the inside wall of draw-in groove 9 is provided with joint structure 7, draw-in groove 9 provides the space for joint structure 7, joint structure 7 is including the installation piece 703 with draw-in groove 9 inside wall fixed connection, installation piece 703 provides the holding power for joint structure 7, the cavity has been seted up to the inside of installation piece 703, the first spring 704 of intermediate position fixedly connected with of the inside one side of cavity, the flexible post 701 of one end fixedly connected with of cavity is kept away from to first spring 704, flexible post 701 is close to the tip fixedly connected with slider 13 of first spring 704, the tip that flexible post 701 was kept away from to slider 13 runs through to the outside and the fixedly connected with limiting plate of door frame 1. Wherein, the resilience of flexible post 701 can be assisted to first spring 704, and the equal fixedly connected with in top and the bottom of installation piece 703 inside wall holds piece 702, and the intermediate position fixedly connected with of flexible post 701 one side has two first fixed axles 705, and the surface of first fixed axle 705 is rotated and is connected with connecting rod 706, holds piece 702 and provides the holding power for connecting rod 706. The end of the connecting rod 706 far from the telescopic column 701 is rotatably connected with a clamping arm 709 through a connecting shaft 707, one end of the clamping arm 709 close to the clamping hook 12 is in an L-shaped design, the outer side of the clamping arm 709 is matched with the inner side of the clamping hook 12, a second fixing shaft 708 penetrates through the middle position of the clamping arm 709, the second fixing shaft 708 is a rotating shaft of the clamping arm 709, and one side of the second fixing shaft 708 is rotatably connected with the side wall of the bearing block 702.

Referring to fig. 5 and 6,T, a first base 18 is fixedly connected to an end of the block 17 far away from the tension wheel 16, a movable block 20 is rotatably connected to a surface of the first base 18 far away from the T-shaped block 17 through a rotating shaft 19, and the first base 18 provides a limit for the movable block 20. The surface of the serrated plate 6 on one side of the movable block 20 is carved with a threaded surface, the internal size of the threaded surface is matched with the external size of the movable block 20, the movable block 20 is inserted into the threaded surface on the surface of the serrated plate 6, the serrated plate 6 provides supporting force for the movable block 20, the top end of the movable block 20 is fixedly connected with a second connecting block 21, one end of the second connecting block 21 is fixedly connected with a second spring 22, the second spring 22 provides pulling force for the second connecting block 21 and the movable block 20, the end part of the second spring 22 far away from the second connecting block 21 is fixedly connected with a second base 23, the second base 23 is fixedly connected with the side wall of the T-shaped block 17, the rotating shaft 19 is located at the bottom positions of the first base 18 and the movable block 20, one end of the T-shaped block 17 is rotatably connected with the tension wheel 16, a second cavity 24 corresponding to one end of the T-shaped block 17 is formed in the inner side of the tension wheel 16, and the side wall of the second cavity 24 is matched with the T-shaped block 17.

The utility model discloses an implement principle for do:

firstly, when the crawler 5 is loosened, the tensioning wheel 16 slides towards the direction for expanding the crawler 5, the hollow tube 15 slides on the outer side wall of the limiting rod 8 at the moment, the limiting rod 8 provides limiting for the hollow tube 15 and the tensioning wheel 16, the rotating shaft 19 rotates to drive the movable block 20 to rotate to be separated from a bayonet on one side of the serrated plate 6, the movable block 20 drives the second connecting block 21 to rotate at the moment, the second spring 22 bends, when the movable block 20 continuously moves until the tensioning wheel 16 contacts with the crawler 5 to provide supporting force for the crawler 5, the rotating shaft 19 provides pulling force for the second connecting block 21 to drive the movable block 20 to reset, the serrated plate 6 provides supporting force for the movable block 20 at the moment, the first base 18 provides limiting for the movable block 20 to complete limiting for the crawler 5, and secondly, when the crawler 5 continuously operates, the tensioning wheel 16 simultaneously rotates along with the crawler 5, and the rotating shaft is the T-shaped block 17;

finally, when the T-shaped block 17 and the tension wheel 16 continuously work and wear, the limiting plate is pushed towards the inside of the door frame 1, at this time, the sliding block 13 pushes the telescopic column 701 to slide towards the serrated plate 6, so as to drive the connecting rod 706 and the clamping arm 709 to rotate, the connecting shaft 707 and the second fixing shaft 708 respectively provide limitation for the connecting rod 706 and the clamping arm 709, at this time, the clamping arm 709 is separated from the clamping with the clamping hook 12, and finally the disassembling work is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a tensioning travelling wheel structure for door operator, includes door frame (1), its characterized in that: the door comprises a door frame (1), a door body (2) is rotatably connected to the bottom of the door frame (1), a motor (3) is fixedly connected to one side of the interior of the door frame (1), a rotating wheel (4) is fixedly connected to the other side of the interior of the door frame (1), a track (5) is wound on the surface of the output end of the motor (3) and the surface of the rotating wheel (4), two sawtooth plates (6) are arranged in the door frame (1), the positions of the sawtooth plates (6) and the track (5) correspond to each other, two limiting rods (8) are arranged on one side of the interior of the sawtooth plates (6), a tensioning wheel (16) is arranged in the middle of each limiting rod (8), the top ends and the bottom ends of the limiting rods (8) are fixedly connected with the surfaces of the sawtooth plates (6), and a clamping groove (9) is arranged in the interior of the door frame (1) at the position of the sawtooth plates (6);

the inside wall of draw-in groove (9) is provided with joint structure (7), joint structure (7) including with draw-in groove (9) inside wall fixed connection's installation piece (703), the cavity has been seted up to the inside of installation piece (703), the first spring (704) of intermediate position fixedly connected with of the inside one side of cavity, the flexible post of one end fixedly connected with (701) of cavity is kept away from in first spring (704), the equal fixedly connected with in top and the bottom of installation piece (703) inside wall holds piece (702), two first fixed axles of intermediate position fixedly connected with (705) of flexible post (701) one side, the surface rotation of first fixed axle (705) is connected with connecting rod (706), the tip that flexible post (701) was kept away from in connecting rod (706) is rotated through connecting axle (707) and is linked to have joint arm (709), the intermediate position of joint arm (709) has run through second fixed axle (708), one side of second fixed axle (708) is the rotation with the lateral wall of holding piece (702) and is connected.

2. A tensioning travelling wheel structure for a door opening machine according to claim 1, characterized in that: the end portion fixedly connected with slider (13) that flexible post (701) is close to first spring (704), the tip that flexible post (701) was kept away from in slider (13) runs through to the outside of door frame (1) and fixedly connected with limiting plate.

3. A tensioning travelling wheel structure for a door opening machine according to claim 1, characterized in that: the inside of take-up pulley (16) rotates and is connected with T-shaped block (17), the first connecting block (14) of both sides fixedly connected with of T-shaped block (17), the tip fixedly connected with hollow tube (15) of T-shaped block (17) are kept away from in first connecting block (14), hollow tube (15) are established with gag lever post (8) are overlapped.

4. A tensioning travelling wheel structure for a door opening machine according to claim 1, characterized in that: the lateral wall of joint structure (7) one side is kept away from in draw-in groove (9) is provided with first cavity (10), the one end of serration plate (6) is through running through first cavity (10) fixedly connected with fixed block (11), the top and the bottom of fixed block (11) one side are fixedly connected with joint hook (12) respectively.

5. A tensioning travelling wheel structure for a door opening machine according to claim 3, characterized in that: one end of the T-shaped block (17) is rotatably connected with a tension wheel (16), and a second cavity (24) corresponding to one end of the T-shaped block (17) is formed in the inner side of the tension wheel (16).

6. A tensioning travelling wheel structure for a door opening machine according to claim 3, characterized in that: one end of the T-shaped block (17) far away from the tension wheel (16) is fixedly connected with a first base (18), the surface of the first base (18) far away from the T-shaped block (17) is rotatably connected with a movable block (20) through a rotating shaft (19), and the rotating shaft (19) is located at the bottom positions of the first base (18) and the movable block (20).

7. The tensioning travelling wheel structure for a door opening machine according to claim 6, characterized in that: the top fixedly connected with second connecting block (21) of movable block (20), the one end fixedly connected with second spring (22) of second connecting block (21), tip fixedly connected with second base (23) of second connecting block (21) are kept away from in second spring (22), lateral wall fixed connection of second base (23) and T-shaped piece (17).

8. The tensioning travelling wheel structure for a door opening machine as claimed in claim 6, characterized in that: the surface of the serrated plate (6) on one side of the movable block (20) is carved with a threaded surface, the internal size of the threaded surface is matched with the external size of the movable block (20), and the threaded surfaces of the movable block (20) and the surface of the serrated plate (6) are connected in an inserted mode.