CN220192584U - Support frame of sofa leg support - Google Patents
Support frame of sofa leg support Download PDFInfo
- Publication number
- CN220192584U CN220192584U CN202320523105.XU CN202320523105U CN220192584U CN 220192584 U CN220192584 U CN 220192584U CN 202320523105 U CN202320523105 U CN 202320523105U CN 220192584 U CN220192584 U CN 220192584U
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- support frame
- support
- groove
- inboard
- rod
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 230000006978 adaptation Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to the technical field of sofas, in particular to a support frame of a sofa leg support, which comprises: the frame body comprises a support frame, and the surface of the support frame is movably connected with a support plate; the resistance reducing mechanism comprises an adjusting groove, wherein the adjusting groove is formed in the inner side of a supporting plate, a limiting groove is formed in the inner side of the adjusting groove, a telescopic groove is formed in the surface of the limiting groove, a supporting spring is fixedly connected to the inner side of the telescopic groove, and a movable ring is fixedly connected to one end of the supporting spring away from the telescopic groove. According to the utility model, under the connection of the limit groove and the sliding block, the sliding mode of the sliding block is changed under the action of the abutting ball through the connection of the telescopic groove and the movable ring, the original sliding friction is changed to be rolling friction, the friction force during contact is reduced, the use effect and the service life of the sliding block are improved, and under the connection of the supporting spring and the telescopic groove, the action position of the abutting ball on the limit groove is changed, so that a better adaptation effect is achieved.
Description
Technical Field
The utility model relates to the technical field of sofas, in particular to a support frame of a sofa leg support.
Background
The sofa is a multi-seat chair with soft cushion, a back rest chair with springs or thick foam plastic and the like, and armrests are arranged on two sides of the back rest chair, so that the sofa is a soft furniture.
When using the sofa, can promote the comfort level that the health relied on to a great extent, especially the sofa that has now that leg held in the palm, its leg holds in the palm inside supporting mechanism and drives for the motor, in leg holds in the palm the regulation, the contact friction of support part is great, long-time use, and wearing and tearing increase influences its result of use, therefore need to design a support frame that sofa leg held in the palm to solve above-mentioned problem.
Disclosure of Invention
The utility model aims to provide a support frame of a sofa leg rest, which solves the problems that in the leg rest adjustment, the contact friction force of support parts is large, the use is long, the abrasion is increased and the use effect is affected in the prior art.
In order to achieve the above purpose, the present utility model provides a support frame for a sofa leg rest, comprising:
the frame body comprises a support frame, and the surface of the support frame is movably connected with a support plate;
the resistance reducing mechanism comprises an adjusting groove, wherein the adjusting groove is formed in the inner side of a supporting plate, a limiting groove is formed in the inner side of the adjusting groove, a telescopic groove is formed in the surface of the limiting groove, a supporting spring is fixedly connected to the inner side of the telescopic groove, a movable ring is fixedly connected to one end of the supporting spring, far away from the telescopic groove, and a ball is propped against the inner side of the movable ring in a movable connection mode.
Preferably, the surface of backup pad is provided with adjustment mechanism, adjustment mechanism includes the bracing piece, the inboard at the backup pad is connected to the bracing piece, the inboard of backup pad is connected with the control lever, the inboard sliding connection of control lever has the regulation pole, the surface of bracing piece has the butt pole through threaded connection, butt pole and regulation pole butt joint, the spout has been seted up to the inboard of backup pad, the inboard sliding connection of spout has the control block, control block and control lever rotate to be connected, the inboard fixedly connected with telescopic cylinder of backup pad, the inboard sliding connection of backup pad has the slider, slider and bracing piece rotate to be connected.
Preferably, the supporting rod is connected with the control rod through an adjusting rod, and the supporting rod is in two groups of penetrating connection on the surfaces of the supporting rod and the control rod.
Preferably, the control rod is in sliding connection with the support frame through a control block, the support rod is in sliding connection with the support plate through a sliding block, and the output end of the telescopic cylinder is fixedly connected with the control block.
Preferably, the limiting grooves are formed in two groups on the inner sides of the adjusting grooves, and the telescopic grooves are uniformly formed in the surfaces of the limiting grooves.
Preferably, two groups of long grooves are formed in the inner side of the telescopic groove, the movable ring is connected with the telescopic groove in a sliding mode through the long grooves, and the abutting balls are connected with the telescopic groove in a rotating mode through the movable ring.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the sliding connection of adjustment tank and slider, under the connection of spacing groove and slider, through the connection of expansion groove and expansion loop, realize that the slider is under the effect of supporting the ball, change its sliding mode, be original sliding friction, change and be rolling friction, frictional force when reducing its contact improves its result of use and life-span, and under the connection of supporting spring and expansion groove, change the action position of supporting the ball on the spacing groove, reach better adaptation effect.
2. Through the connection of bracing piece and control rod, under the connection of adjusting pole and control rod, the bracing piece is connected with the regulating rod, realize the regulation to the action interval between control rod and the bracing piece, reach the control to the backup pad rotation angle on the support frame, and then reach the change to leg support supporting angle, and through telescopic cylinder's flexible, drive the change of control block in the support frame position, realize the backup pad and rotate on the support frame, under the connection of backup pad and sofa leg support, need not use the motor, through its mechanical movement, reach the regulation effect, wear when reducing motor rotation, improve its result of use and life-span.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a schematic rear perspective view of the structure of the present utility model;
FIG. 3 is a bottom perspective view of the structure of the present utility model;
fig. 4 is a partially cut-away perspective view of the structure of the limiting groove in fig. 3 according to the present utility model.
In the figure: 1. a support frame; 11. a support plate; 2. a support rod; 21. a control lever; 22. an adjusting rod; 23. a supporting rod; 24. a control block; 25. a chute; 26. a telescopic cylinder; 27. a slide block; 3. an adjustment tank; 31. a limit groove; 32. a telescopic slot; 33. a support spring; 34. a movable ring; 35. and (5) abutting against the ball.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided:
a support frame for a sofa leg rest, comprising:
the support body comprises a support frame 1, the surface of the support frame 1 is movably connected with a support plate 11, and under the connection of the support frame 1 and the support plate 11, the angle change and control of the leg rest in use are realized through the connection of the support plate 11 and the leg rest;
the adjusting mechanism comprises a supporting rod 2, the supporting rod 2 is connected to the inner side of a supporting plate 11, a control rod 21 is connected to the inner side of a supporting frame 1, an adjusting rod 22 is connected to the inner side of the control rod 21 in a sliding mode, an abutting rod 23 is connected to the surface of the supporting rod 2 through threads, the abutting rod 23 is in abutting connection with the adjusting rod 22, a sliding groove 25 is formed in the inner side of the supporting frame 1, a control block 24 is connected to the inner side of the sliding groove 25 in a sliding mode, the control block 24 is connected to the control rod 21 in a rotating mode, a telescopic cylinder 26 is fixedly connected to the inner side of the supporting frame 1, a sliding block 27 is connected to the inner side of the supporting plate 11 in a sliding mode, the sliding block 27 is connected to the supporting rod 2 in a rotating mode, and the distance between the supporting rod 2 and the control rod 21 is adjusted under abutting connection of the abutting rod 23 and the adjusting rod 22, and the control and the adjustment of the action angle of the supporting plate 11 are achieved.
Further, the supporting rod 2 is connected with the control rod 21 through the adjusting rod 22, the supporting rod 23 is in two groups of penetrating connection on the surfaces of the supporting rod 2 and the control rod 21, and the control of the acting position of the adjusting rod 22 in the control rod 21 is realized under the action of the supporting rod 23 through the sliding connection of the adjusting rod 22 and the control rod 21.
Further, the control rod 21 is slidably connected with the support frame 1 through the control block 24, the support rod 2 is slidably connected with the support plate 11 through the sliding block 27, the output end of the telescopic cylinder 26 is fixedly connected with the control block 24, the control block 24 is changed in the action position of the support frame 1 under the action of the telescopic cylinder 26, the change in the action position of the support rod 2 in the support plate 11 is achieved under the action of the sliding block 27, and the input end of the telescopic cylinder 26 is electrically connected with the output end of an external power supply through a lead, so that the action effect of the telescopic cylinder 26 in the support frame 1 is achieved.
Further, the surface of backup pad 11 is provided with resistance-reducing mechanism, resistance-reducing mechanism includes adjustment tank 3, adjustment tank 3 sets up in the inboard of backup pad 11, slider 27 passes through adjustment tank 3 and backup pad 11 sliding connection, spacing groove 31 has been seted up to the inboard of adjustment tank 3, flexible groove 32 has been seted up on the surface of spacing groove 31, the inboard fixedly connected with supporting spring 33 of flexible groove 32, the one end fixedly connected with expansion ring 34 of keeping away from flexible groove 32 of supporting spring 33, the inboard swing joint of expansion ring 34 has the ball 35 that supports, through the connection of adjustment tank 3 and backup pad 11, under the effect of adjustment tank 3, realize the slip to slider 27 in backup pad 11 active position.
Further, the sliding block 27 is slidably connected with the limiting groove 31, the limiting groove 31 is formed in two groups on the inner side of the adjusting groove 3, the telescopic groove 32 is uniformly formed on the surface of the limiting groove 31, and the abutting ball 35 is rotated on the limiting groove 31 under the action of the telescopic groove 32 and the limiting groove 31 through the sliding connection of the limiting groove 31 and the sliding connection of the sliding block 27.
Further, two sets of long grooves are formed in the inner side of the telescopic groove 32, the movable ring 34 is slidably connected with the telescopic groove 32 through the long grooves, the abutting ball 35 is rotatably connected with the telescopic groove 32 through the movable ring 34, the movable ring 34 is connected with the abutting ball 35 through the connection of the movable ring 34 and the supporting spring 33, the change of the acting position of the abutting ball 35 on the telescopic groove 32 is achieved, and the connection tightness and the adaptation effect between the limiting groove 31 and the sliding block 27 are achieved.
Working principle: when the angle of the supporting plate 11 is regulated on the supporting frame 1, an operator starts the telescopic cylinder 26 to enable the telescopic cylinder 26 to push the control block 24 to slide in the sliding groove 25, the connection between the control block 24 and the control rod 21 is used for realizing the change and control of the connection angle of the supporting plate 11 on the supporting frame 1 under the connection of the supporting rod 2 and the sliding block 27, and when the angle of the supporting plate 11 needs to be regulated, the operator rotates the supporting rod 23 to enable the supporting rod 23 to be separated from the adjusting rod 22, so that the position of the adjusting rod 22 in the control rod 21 is changed, the position of the adjusting rod 22 in the supporting rod 2 is changed, and the change and control of the acting distance between the supporting rod 2 and the control rod 21 are realized.
When the position of the sliding block 27 in the supporting plate 11 is changed, the sliding block 3 is connected with the supporting plate 11, through the connection of the limiting groove 31 and the telescopic groove 32, under the connection of the supporting spring 33 and the movable ring 34, the elastic sliding of the position of the abutting ball 35 in the telescopic groove 32 is realized, the change of the acting position of the abutting ball 35 in the limiting groove 31 is realized, and the tight abutting of the abutting ball 35 on the sliding block 27 and the adapting effect of the sliding block 27 during the assembly of the adjusting groove 3 are realized.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (6)
1. A support frame for a sofa leg rest, comprising:
the frame body comprises a support frame (1), and the surface of the support frame (1) is movably connected with a support plate (11);
resistance reducing mechanism, including adjustment tank (3), adjustment tank (3) are seted up in the inboard of backup pad (11), limit groove (31) have been seted up to the inboard of adjustment tank (3), expansion tank (32) have been seted up on the surface of limit groove (31), the inboard fixedly connected with supporting spring (33) of expansion tank (32), the one end fixedly connected with expansion tank (32) is kept away from to supporting spring (33) expansion tank (34), the inboard swing joint of expansion tank (34) has support ball (35).
2. The support frame of a sofa leg rest of claim 1, wherein: the surface of backup pad (11) is provided with adjustment mechanism, adjustment mechanism includes bracing piece (2), the inboard at backup pad (11) is connected to bracing piece (2), the inboard of support frame (1) is connected with control rod (21), the inboard sliding connection of control rod (21) has regulation pole (22), the surface of bracing piece (2) has support pole (23) through threaded connection, support pole (23) and regulation pole (22) support and close and connect, spout (25) have been seted up to the inboard of support frame (1), the inboard sliding connection of spout (25) has control block (24), control block (24) and control rod (21) rotate and connect, the inboard fixedly connected with telescopic cylinder (26) of support frame (1), the inboard sliding connection of support frame (11) has slider (27), slider (27) and bracing piece (2) rotate and connect.
3. The support frame of a sofa leg rest of claim 2, wherein: the support rod (2) is connected with the control rod (21) through the adjusting rod (22), and the support rod (23) is in two groups of surfaces which are connected with the support rod (2) and the control rod (21) in a penetrating way.
4. The support frame of a sofa leg rest of claim 2, wherein: the control rod (21) is in sliding connection with the support frame (1) through the control block (24), the support rod (2) is in sliding connection with the support plate (11) through the sliding block (27), and the output end of the telescopic cylinder (26) is fixedly connected with the control block (24).
5. The support frame of a sofa leg rest of claim 1, wherein: the limiting grooves (31) are formed in two groups on the inner sides of the adjusting grooves (3), and the telescopic grooves (32) are uniformly formed in the surfaces of the limiting grooves (31).
6. The support frame of a sofa leg rest of claim 1, wherein: two groups of long grooves are formed in the inner side of the telescopic groove (32), the movable ring (34) is connected with the telescopic groove (32) in a sliding mode, and the abutting ball (35) is connected with the telescopic groove (32) in a rotating mode through the movable ring (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320523105.XU CN220192584U (en) | 2023-03-17 | 2023-03-17 | Support frame of sofa leg support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320523105.XU CN220192584U (en) | 2023-03-17 | 2023-03-17 | Support frame of sofa leg support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220192584U true CN220192584U (en) | 2023-12-19 |
Family
ID=89152052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320523105.XU Active CN220192584U (en) | 2023-03-17 | 2023-03-17 | Support frame of sofa leg support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220192584U (en) |
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2023
- 2023-03-17 CN CN202320523105.XU patent/CN220192584U/en active Active
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