CN211308311U - Lifting adjusting device - Google Patents

Lifting adjusting device Download PDF

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Publication number
CN211308311U
CN211308311U CN201922211648.4U CN201922211648U CN211308311U CN 211308311 U CN211308311 U CN 211308311U CN 201922211648 U CN201922211648 U CN 201922211648U CN 211308311 U CN211308311 U CN 211308311U
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CN
China
Prior art keywords
threaded rod
adjustment device
cavity
seat
lift adjustment
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CN201922211648.4U
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Chinese (zh)
Inventor
王金龙
王海静
张�浩
毛惠
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Tianjin Zhongtian High Tech Defence Technology Co ltd
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Tianjin Zhongtian High Tech Defence Technology Co ltd
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Priority to CN201922211648.4U priority Critical patent/CN211308311U/en
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Publication of CN211308311U publication Critical patent/CN211308311U/en
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Abstract

The utility model provides a lifting adjusting device, fixed frame set up in the seat below, and inside is provided with the cavity, install the lifting unit who is used for going up and down the seat in the cavity, lifting unit includes that two sets of symmetries set up and the connecting rod of linkage, the connecting rod includes first branch of mutual articulated and second branch, the below of seat is provided with first fixed block, and the bottom in the cavity is provided with the second fixed block, the top and the first fixed block of connecting rod are articulated, and the bottom is articulated with the second fixed block, and two sets of connecting rods pass through linkage subassembly with rising and falling, be provided with the adjusting part who is used for controlling the linkage subassembly on the fixed frame. Lifting adjusting device have promoted the stability that the seat goes up and down through setting up the linkage subassembly.

Description

Lifting adjusting device
Technical Field
The utility model belongs to the automobile parts field especially relates to a lifting adjusting device.
Background
In order to meet different requirements, drivers of special vehicles usually drive for a long time, so as to ensure the comfort and stability of the drivers in long-time driving. There is a need for an automotive seat that improves the stability of the vehicle during operation. However, since the seat of the existing special vehicle needs to support not only the weight of the passenger but also the load due to inertia force when in use, and in addition, the seat is relatively wide and the height requirements of the passengers of different types on the seat cushion are different, the structure of the lifting adjusting device of the seat of the existing special vehicle is very complicated, the lifting adjusting effect is poor, the stability is poor, and the riding habits and safety requirements of the drivers of different types cannot be met. There is a need for an improved seat riser adjustment apparatus having good structural strength and stability.
Disclosure of Invention
In view of this, the utility model aims at providing a lifting adjusting device to the technical problem that the seat can't realize accurate altitude mixture control among the current special type vehicle is solved.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a lift adjustment device comprising:
fixed frame sets up in the seat below, and inside is provided with the cavity, install the lifting unit who is used for going up and down the seat in the cavity, lifting unit includes the connecting rod that two sets of symmetries set up and link, the connecting rod includes first branch of mutual articulated and second branch, the below of seat is provided with first fixed block, and the bottom in the cavity is provided with the second fixed block, the top of connecting rod is articulated with first fixed block, and the bottom is articulated with the second fixed block, and two sets of connecting rods pass through the linkage subassembly with rising and falling, be provided with the adjusting part who is used for controlling the linkage subassembly on the fixed frame.
Furthermore, the bottom end of the first supporting rod is hinged with the top end of the second supporting rod through a hinge shaft.
Furthermore, the linkage assembly comprises a moving block, a first threaded rod is horizontally arranged in the cavity, the upper portion of the moving block is fixedly connected with the hinge shaft, and the lower portion of the moving block is in threaded connection with the first threaded rod.
Further, adjust knob includes the second threaded rod, the second threaded rod is by the outside motor drive of fixed frame.
Furthermore, adjust knob includes knob portion and second threaded rod, second threaded rod one end and knob portion are connected, and the other end stretches into the cavity and links with first threaded rod.
Furthermore, the first threaded rod and the second threaded rod are linked through a gear.
Furthermore, the first threaded rod and the second threaded rod are linked through a conveyor belt.
Furthermore, the junction of the both ends of first threaded rod and fixed frame is provided with the bearing, the junction of second threaded rod and fixed frame is provided with the bearing.
Furthermore, a buffer spring is connected between the first fixing block and the second fixing block.
Furthermore, a first thread and a second thread which are opposite in direction are arranged on the first threaded rod, and moving blocks in each group of linkage assemblies are respectively matched with the first thread and the second thread.
Compared with the prior art, lift adjustment device have following advantage:
lifting adjusting device promote the stability that the seat goes up and down through setting up the linkage subassembly, stationarity and reliability in the operation process, simple structure simultaneously, the regulation is realized to manual or electronic drive mode of accessible.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic view of an internal structure of a lifting adjusting device according to an embodiment of the present invention;
fig. 2 is a partial schematic view of a hinge shaft according to an embodiment of the present invention.
Description of reference numerals:
1. a seat; 2. a fixing frame; 3. a first support bar; 4. a second support bar; 5. a first fixed block; 6. a second fixed block; 7. hinging a shaft; 8. a moving block; 9. a first threaded rod; 10. a second threaded rod; 11. a knob portion; 12. a conveyor belt; 13. a bearing; 14. a buffer spring; 15. a first thread; 16. a second thread; 17. and a limiting block.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 and 2, the utility model relates to a lifting adjusting device, specifically include the fixed frame of following part 2, set up in seat 1 below, inside is provided with the cavity.
Install the lifting unit who is used for lift seat 1 in the cavity, lifting unit includes that two sets of symmetries set up and the connecting rod of linkage, the connecting rod includes mutual articulated first branch 3 and second branch 4, the below of seat 1 is provided with first fixed block 5, the bottom in the cavity is provided with second fixed block 6, the top of connecting rod is articulated with first fixed block 5, the bottom is articulated with second fixed block 6, two sets of connecting rods pass through linkage assembly with the lift, be provided with the adjusting part who is used for controlling the linkage assembly on the fixed frame 2.
The bottom end of the first supporting rod 3 is hinged with the top end of the second supporting rod 4 through a hinged shaft 7.
The linkage assembly comprises a moving block 8, a first threaded rod 9 is horizontally arranged in the cavity, two ends of the first threaded rod 9 are connected with the inner surface of the fixed frame 2, a bearing 13 is arranged at the joint, the upper portion of the moving block 8 is fixedly connected with the hinged shaft 7, and the lower portion of the moving block is in threaded connection with the first threaded rod 9.
Adjust knob includes second threaded rod 10, as an embodiment of the utility model, second threaded rod 10 is by the outside motor drive of fixed frame 2, electric drive promptly. The adjustment of the seat 1 is realized by controlling the starting and stopping of the motor. As a second embodiment of the adjusting knob, the adjusting knob includes a knob portion 11 and a second threaded rod 10, one end of the second threaded rod 10 is connected to the knob portion 11, and the other end extends into the cavity to be linked with the first threaded rod 9, namely, the second threaded rod is driven manually. Adjustment of the seat 1 is achieved by manually twisting the knob portion 11.
As an embodiment of the present invention, the first threaded rod 9 and the second threaded rod 10 are linked by a gear.
As another embodiment of the present invention, the first threaded rod 9 and the second threaded rod 10 are linked by a conveyor belt 12.
A bearing 13 is arranged at the joint of the first threaded rod 9 and the fixed frame 2, and a bearing 13 is arranged at the joint of the second threaded rod 10 and the fixed frame 2.
In order to improve the stability of the whole device, a buffer spring 14 is connected between the first fixing block 5 and the second fixing block 6. When the ascending or descending is terminated, the seat 1 is prevented from shaking due to inertia, and the use feeling of the user is improved.
The first threaded rod 9 is provided with a first thread and a second thread 16 which are opposite in direction and same in length, and the moving block 8 in each group of linkage assemblies is respectively matched with the first thread 15 and the second thread 16.
Preferably, in this embodiment, the tails of the first thread 15 and the second thread 16 are provided with a limit, and the joints between the first link and the hinge shaft 7 and the second link are also provided with a limit, so as to prevent the first link and the second link from moving in the horizontal direction, and improve the stability of the whole device.
The utility model discloses a working process does: the adjustment assembly is started manually or by a motor, namely the first threaded rod 9 is driven to rotate, the moving blocks 8 can generate relative motion due to the fact that the first threads 15 and the second threads 16 are opposite in direction, when the two moving blocks 8 are closer and closer, the seat 1 is lifted, and when the two moving blocks 8 are farther and farther, the seat 1 is lowered.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A lifting adjusting device is characterized in that: the method comprises the following steps:
fixed frame (2), set up in seat (1) below, inside is provided with the cavity, install the lifting unit who is used for lift seat (1) in the cavity, lifting unit includes the connecting rod that two sets of symmetries set up and link, the connecting rod includes first branch (3) of mutual articulated and second branch (4), the below of seat (1) is provided with first fixed block (5), and the bottom in the cavity is provided with second fixed block (6), the top of connecting rod is articulated with first fixed block (5), and the bottom is articulated with second fixed block (6), and two sets of connecting rods are through linkage assembly with rising with falling, be provided with the adjusting part who is used for controlling the linkage assembly on fixed frame (2).
2. The lift adjustment device of claim 1, wherein: the bottom end of the first supporting rod (3) is hinged with the top end of the second supporting rod (4) through a hinged shaft (7).
3. The lift adjustment device of claim 2, wherein: the linkage assembly comprises a moving block (8), a first threaded rod (9) is horizontally arranged in the cavity, the upper portion of the moving block (8) is fixedly connected with the hinged shaft (7), and the lower portion of the moving block is in threaded connection with the first threaded rod (9).
4. The lift adjustment device of claim 3, wherein: the adjusting component comprises a second threaded rod (10), and the second threaded rod (10) is driven by a motor outside the fixing frame (2).
5. The lift adjustment device of claim 1, wherein: the adjusting component comprises a knob part (11) and a second threaded rod (10), one end of the second threaded rod (10) is connected with the knob part (11), and the other end of the second threaded rod stretches into the cavity to be linked with the first threaded rod (9).
6. The lifting adjustment device as claimed in claim 4 or 5, characterized in that: the first threaded rod (9) and the second threaded rod (10) are linked through gears.
7. The lifting adjustment device as claimed in claim 4 or 5, characterized in that: the first threaded rod (9) and the second threaded rod (10) are linked through a conveyor belt (12).
8. The lift adjustment device of claim 4, wherein: the junction of the both ends of first threaded rod (9) and fixed frame (2) is provided with bearing (13), the junction of second threaded rod (10) and fixed frame (2) is provided with bearing (13).
9. The lift adjustment device of claim 1, wherein: and a buffer spring (14) is connected between the first fixing block (5) and the second fixing block (6).
10. The lift adjustment device of claim 3, wherein: the first threaded rod (9) is provided with a first thread (15) and a second thread (16) which are opposite in direction, and a moving block (8) in each group of linkage assemblies is respectively matched with the first thread (15) and the second thread (16).
CN201922211648.4U 2019-12-11 2019-12-11 Lifting adjusting device Active CN211308311U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922211648.4U CN211308311U (en) 2019-12-11 2019-12-11 Lifting adjusting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922211648.4U CN211308311U (en) 2019-12-11 2019-12-11 Lifting adjusting device

Publications (1)

Publication Number Publication Date
CN211308311U true CN211308311U (en) 2020-08-21

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ID=72055940

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922211648.4U Active CN211308311U (en) 2019-12-11 2019-12-11 Lifting adjusting device

Country Status (1)

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CN (1) CN211308311U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112568034A (en) * 2020-12-08 2021-03-30 屏山精准农业开发有限公司 Greenhouse adjusting device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112568034A (en) * 2020-12-08 2021-03-30 屏山精准农业开发有限公司 Greenhouse adjusting device

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