CN220356644U - Leg durability test equipment of office chair - Google Patents
Leg durability test equipment of office chair Download PDFInfo
- Publication number
- CN220356644U CN220356644U CN202321442879.6U CN202321442879U CN220356644U CN 220356644 U CN220356644 U CN 220356644U CN 202321442879 U CN202321442879 U CN 202321442879U CN 220356644 U CN220356644 U CN 220356644U
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- clamp
- leg
- seat
- durability test
- chair
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- 238000003825 pressing Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 13
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a leg durability test device of an office chair, which comprises: the base is provided with a turntable at the top, and a limiting part is arranged on the turntable; the portal frame is erected on the base; the fixing assembly comprises a first clamp and a second clamp, the first clamp is arranged on one side of the portal frame, the second clamp is arranged on the other side of the portal frame, and the first clamp is symmetrical to the second clamp; the loading device is arranged on the horizontal cross beam of the portal frame; the seat can be placed in the turntable, the chair legs of the seat are fixed through the limiting parts, the first clamp and the second clamp are matched and fixed on the seat of the seat, and the load bearing device is used for applying pressure to the seat. The leg durability test device for the office chair provided by the utility model can realize the test of the leg durability of the office chair.
Description
Technical Field
The utility model relates to the technical field of test equipment, in particular to a leg durability test equipment of an office chair.
Background
Office chairs generally comprise a chair back, a chair seat and chair legs, wherein the chair back is arranged on the chair seat, the chair legs are rotatably arranged at the bottom of the chair seat, and the chair legs are provided with casters. After the office chair is produced and assembled, durability test is also carried out, wherein the durability test comprises the test of the rotation durability of the chair legs. In the prior art, a seat durability test apparatus is generally used for testing the durability of casters by fixing a seat of an office chair and then moving the seat. However, such devices can only test the rotational durability of the casters and cannot test the rotational durability of the chair legs.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the leg durability test equipment for the office chair, which can realize the test of the leg durability of the office chair.
A leg durability test device of an office chair according to an embodiment of a first aspect of the present utility model includes:
the base is provided with a turntable at the top, and a limiting part is arranged on the turntable;
the portal frame is erected on the base;
the fixing assembly comprises a first clamp and a second clamp, the first clamp is arranged on one side of the portal frame, the second clamp is arranged on the other side of the portal frame, and the first clamp is symmetrical to the second clamp;
the loading device is arranged on the horizontal cross beam of the portal frame;
the seat can be placed in the turntable, the chair legs of the seat are fixed through the limiting parts, the first clamp and the second clamp are matched and fixed on the seat of the seat, and the load bearing device is used for applying pressure to the seat.
The leg durability test device for the office chair provided by the embodiment of the utility model has at least the following beneficial effects: the office chair is placed on the carousel of base, and spacing portion is fixed the chair foot, and fixed subassembly's first anchor clamps and second anchor clamps cooperate and are fixed the seat support, and the loading attachment then applys vertical pressure in order to simulate the user to sit on the office chair to the seat support, rotates through the carousel and drives the chair foot rotation, realizes the test to the chair foot rotation durability.
According to some embodiments of the utility model, the first clamp and the second clamp are each provided with a mounting portion provided to the portal frame, a rotation lever rotatably provided to the mounting portion, and an abutment portion provided to an end portion of the rotation lever for abutting against the seat.
According to some embodiments of the utility model, the mounting portion is provided with a first mounting block, a second mounting block and a connecting rod, the first mounting block is parallel to the second mounting block, the connecting rod is vertically arranged between the first mounting block and the second mounting block, and the rotating rod is rotatably arranged on the connecting rod.
According to some embodiments of the utility model, the mounting portion is further provided with a limiting block, the limiting block is located on one side of the connecting rod, the rotating rod is provided with a first limiting groove, and the limiting block can be clamped into the first limiting groove.
According to some embodiments of the utility model, the mounting portion is further provided with a limiting hole, the limiting hole is located at the other side of the connecting rod, the limiting hole is used for inserting a limiting rod, the rotating rod is further provided with a second limiting groove, and the limiting rod can be clamped into the second limiting groove.
According to some embodiments of the utility model, guide rails are respectively arranged on two sides of the portal frame, and the first mounting blocks are slidably arranged on the guide rails.
According to some embodiments of the utility model, the abutment is provided with a buffer for abutment against the seat.
According to some embodiments of the utility model, the cushioning portion is made of a rubber material.
According to some embodiments of the utility model, the turntable is circumferentially provided with a plurality of mounting grooves, and the limiting part is configured as a limiting post, and the limiting post is mounted in the mounting groove.
According to some embodiments of the utility model, the weight device is provided with a buffer press block, which is able to abut the top of the seat.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of a leg durability test apparatus for an office chair according to an embodiment of the present utility model;
fig. 2 is a front view of a leg durability test device of the office chair shown in fig. 1;
FIG. 3 is a schematic view of a fixed office chair of the leg durability test apparatus of the office chair shown in FIG. 1;
fig. 4 is a front view of another state of the leg durability test device of the office chair shown in fig. 1;
FIG. 5 is a schematic view of a mounting portion according to an embodiment of the present utility model;
FIG. 6 is a top view of the mounting portion shown in FIG. 5;
fig. 7 is a schematic view of a turning lever according to an embodiment of the present utility model.
Reference numerals:
base 100, carousel 110, spacing portion 120, portal frame 200, guide rail 210, horizontal beam 220, fixed subassembly 300, first anchor 310, second anchor 320, installation portion 330, first installation piece 331, second installation piece 332, connecting rod 333, stopper 334, spacing hole 335, gag lever post 336, dwang 340, abutment portion 350, buffer portion 351, first spacing groove 352, second spacing groove 353, load device 400, buffer compact 410.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Office chairs generally comprise a chair back, a chair seat and chair legs, wherein the chair back is arranged on the chair seat, the chair legs are rotatably arranged at the bottom of the chair seat, and the chair legs are provided with casters. After the office chair is produced and assembled, durability test is also carried out, wherein the durability test comprises the test of the rotation durability of the chair legs. In the prior art, a seat durability test apparatus is generally used for testing the durability of casters by fixing a seat of an office chair and then moving the seat. However, such devices can only test the rotational durability of the casters and cannot test the rotational durability of the chair legs.
Aiming at the technical problems existing in the prior art, the utility model provides the equipment for testing the durability of the chair legs of the office chair, the office chair is placed on the turntable of the base, the limiting part is used for fixing the chair legs, the first clamp and the second clamp of the fixing assembly are matched and are used for fixing the chair seat, the load device is used for applying vertical pressure to the chair seat to simulate a user sitting on the office chair, and the turntable is used for rotating to drive the chair legs to rotate, so that the test of the rotation durability of the chair legs is realized.
Referring to fig. 1 to 7, it can be understood that the leg durability test apparatus for an office chair according to the embodiment of the present utility model includes a base 100, a portal frame 200, a fixing assembly 300, and a loading device 400. Specifically, the top of base 100 is provided with carousel 110, carousel 110 by motor drive, is provided with spacing portion 120 on the carousel 110, and spacing portion 120 is used for spacing and fixing the chair foot of office chair. The gantry 200 is erected on the base 100, the fixing assembly 300 includes a first jig 310 and a second jig 320, the first jig 310 is disposed at one side of the gantry 200, the second jig 320 is disposed at the other side of the gantry 200, and the first jig 310 and the second jig 320 are symmetrical. The load device 400 is disposed on the horizontal beam 220 of the gantry 200. When the equipment works, the office chair is placed on the rotary table 110, the chair legs are fixed through the limiting parts 120, the chair seat is fixed through the first clamp 310 and the second clamp 320, meanwhile, the load device 400 applies pressure in the vertical direction to the chair seat, and the chair legs are driven to rotate relative to the chair seat through the rotation of the rotary table 110, so that the test of the rotation durability of the chair legs is realized.
It should be noted that, the first fixture 310 and the second fixture 320 are provided with a mounting portion 330, a rotating rod 340 and an abutting portion 350, the mounting portion 330 is disposed on the gantry 200, meanwhile, two sides of the gantry 200 are respectively provided with a guide rail 210, the mounting portion 330 is specifically disposed on the guide rail 210 of the gantry 200, the height can be adjusted, the rotating rod 340 is rotatably disposed on the mounting portion 330, and the abutting portion 350 is disposed at an end portion of the rotating rod 340 and is used for abutting against a seat. After the office chair is placed on the turntable 110, the rotating rod 340 is adjusted to a position where the length direction thereof is parallel to the horizontal direction, and then the first clamp 310 and the second clamp 320 are matched with each other to abut against the seat from both sides of the seat, thereby achieving the fixation of the seat.
Wherein, the installation department 330 is provided with first installation piece 331, second installation piece 332 and connecting rod 333, and first installation piece 331 is on a parallel with second installation piece 332, and connecting rod 333 sets up perpendicularly between first installation piece 331 and second installation piece 332, and dwang 340 rotates the setting on connecting rod 333, and first installation piece 331 slides and sets up on guide rail 210.
Further, the mounting portion 330 is further provided with a limiting block 334, the limiting block 334 is located at one side of the connecting rod 333, the rotating rod 340 is provided with a first limiting groove 352, and the limiting block 334 can be clamped into the first limiting groove 352. The installation department 330 still is provided with spacing hole 335, and spacing hole 335 is located the opposite side of connecting rod 333, and spacing hole 335 is used for inserting the gag lever post 336, and dwang 340 still is provided with second spacing groove 353, and the gag lever post 336 can block into second spacing groove 353.
It will be appreciated that when the seat is not placed on the turntable 110, the first clamp 310 and the second clamp 320 are in the idle state, their rotating levers 340 are rotated to the inclined positions, and one end of the rotating levers 340 where the abutting portions 350 are mounted is higher than the other end. After the seat is placed on the turntable 110, the rotating rods 340 of the first clamp 310 and the second clamp 320 are adjusted to rotate, when the limiting block 334 is clamped into the first limiting groove 352 of the rotating rod 340, the rotating rod 340 is rotated to the horizontal position, and then the limiting rod 336 is inserted into the limiting hole 335, so that the limiting rod 336 is clamped into the second limiting groove 353 of the rotating rod 340, and the rotating rod 340 is fixed at the horizontal position.
The contact portion 350 is provided with a buffer portion 351, and the buffer portion 351 is used for contacting the seat. The buffer 351 is made of a rubber material. This arrangement prevents damage to the seat during testing.
The turntable 110 is circumferentially provided with a plurality of mounting grooves, and the limiting portion 120 is configured as a limiting post, and the limiting post is mounted in the mounting groove. The load device 400 is provided with a buffer press 410, the buffer press 410 being able to abut the top of the seat. The seat which can be quickly installed or removed for testing is arranged, and the operation is convenient.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. Leg durability test equipment of office chair, its characterized in that includes:
the base is provided with a turntable at the top, and a limiting part is arranged on the turntable;
the portal frame is erected on the base;
the fixing assembly comprises a first clamp and a second clamp, the first clamp is arranged on one side of the portal frame, the second clamp is arranged on the other side of the portal frame, and the first clamp is symmetrical to the second clamp;
the loading device is arranged on the horizontal cross beam of the portal frame;
the seat can be placed in the turntable, the chair legs of the seat are fixed through the limiting parts, the first clamp and the second clamp are matched and fixed on the seat of the seat, and the load bearing device is used for applying pressure to the seat.
2. The leg durability test apparatus of office chairs according to claim 1, wherein the first jig and the second jig are each provided with a mounting portion provided in the portal frame, a rotating lever provided in an end portion of the rotating lever, and an abutting portion provided in an end portion of the rotating lever for abutting against the chair seat.
3. The leg durability test apparatus of office chairs according to claim 2, wherein the mounting portion is provided with a first mounting block, a second mounting block and a connecting rod, the first mounting block being parallel to the second mounting block, the connecting rod being vertically disposed between the first mounting block and the second mounting block, the rotating rod being rotatably disposed in the connecting rod.
4. The leg durability test apparatus of office chairs according to claim 3, wherein the mounting portion is further provided with a stopper, the stopper is located at one side of the connecting rod, the rotating rod is provided with a first stopper groove, and the stopper can be clamped into the first stopper groove.
5. The leg durability test apparatus of office chairs according to claim 4, wherein the mounting portion is further provided with a limiting hole, the limiting hole is located at the other side of the connecting rod, the limiting hole is used for inserting a limiting rod, the rotating rod is further provided with a second limiting groove, and the limiting rod can be clamped into the second limiting groove.
6. The leg durability test device of office chairs according to claim 3, wherein guide rails are provided on both sides of the portal frame, respectively, and the first mounting block is slidably provided on the guide rails.
7. The leg durability test device of office chairs according to claim 2, wherein the abutting portion is provided with a buffer portion for abutting against the chair seat.
8. The leg durability test device of office chairs according to claim 7, wherein the buffer is made of rubber material.
9. The leg durability test device of office chairs according to claim 1, wherein the turntable is circumferentially provided with a plurality of mounting grooves, and the stopper portion is configured as a stopper post mounted to the mounting grooves.
10. The leg durability test apparatus of office chairs according to claim 1, wherein the weight device is provided with a buffer press block which can abut the top of the chair seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442879.6U CN220356644U (en) | 2023-06-07 | 2023-06-07 | Leg durability test equipment of office chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321442879.6U CN220356644U (en) | 2023-06-07 | 2023-06-07 | Leg durability test equipment of office chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220356644U true CN220356644U (en) | 2024-01-16 |
Family
ID=89505537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321442879.6U Active CN220356644U (en) | 2023-06-07 | 2023-06-07 | Leg durability test equipment of office chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220356644U (en) |
-
2023
- 2023-06-07 CN CN202321442879.6U patent/CN220356644U/en active Active
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