CN211048863U - Lifting cylinder for lifting seat - Google Patents
Lifting cylinder for lifting seat Download PDFInfo
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- CN211048863U CN211048863U CN201922101600.8U CN201922101600U CN211048863U CN 211048863 U CN211048863 U CN 211048863U CN 201922101600 U CN201922101600 U CN 201922101600U CN 211048863 U CN211048863 U CN 211048863U
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- cylinder
- seat
- cylinder body
- lifting
- cylinder block
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Abstract
The utility model discloses a lift cylinder for lift seat, including cylinder block, piston rod, bearing and spring, the activity of cylinder block set up in the cylinder block and extend to the upper end of cylinder block, the activity of piston rod set up in the cylinder block and downwardly extending to the below of cylinder block is connected with the cylinder block, the upper end of piston rod pass through piston and cylinder block inner wall swing joint, the spring setting in the upper end of piston, the lower extreme of piston rod pass through bearing and cylinder block fixed connection, the cylinder block in fill compressed gas. In this way, the utility model is suitable for an install on lift seat, its simple structure, stability is good, is convenient for adjust the high position that goes up and down to use, and long service life, more can not explode because of static and friction, factor of safety is high.
Description
Technical Field
The utility model relates to a jacking equipment's field especially relates to a lift cylinder for lift seat.
Background
The lifting chair is a chair for people to sit, and is characterized in that the height of a seat board on the chair can be adjusted, the seat board is connected to a base in a sliding mode in the vertical direction, the base can be placed on the ground, and then the sitting posture height of one person relative to the ground is adjusted. The key of the lifting seat lies in a mechanism for adjusting the height of a seat plate, and the mechanisms for adjusting the height in the prior art are various in types and forms; the most common structure is that the air cylinder is arranged between the seat board and the base, so that the height of the seat board can be automatically changed according to the weight of people after people sit on the seat board, the potential safety hazard of the lifting seat is large, the seat board and the base are easily separated suddenly or even burst due to aging of the air cylinder, and personal injury is further caused to passengers; in addition, the height of the seat plate is adjusted by arranging a transmission mechanism between the seat plate and the base, and the lifting seat of the type is often inconvenient to adjust due to the complex structure of the transmission mechanism. Generally speaking, the lift seat among the prior art ubiquitous structure is complicated, and factor of safety is not enough etc. defect.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a lift cylinder for lift seat is applicable to and installs on lift seat, its simple structure, and stability is good, is convenient for adjust the high position that goes up and down to use, and long service life, more can not explode because of static and friction, and factor of safety is high.
In order to solve the technical problem, the utility model discloses a technical scheme be: the lifting cylinder for the lifting seat comprises a cylinder seat, a cylinder body, a piston connecting rod, a bearing support and a spring, wherein the cylinder body is movably arranged in the cylinder seat and extends to the upper end of the cylinder seat, the piston connecting rod is movably arranged in the cylinder body and extends downwards to the lower part of the cylinder body to be connected with the cylinder seat, the upper end of the piston connecting rod is movably connected with the inner wall of the cylinder body through the piston, the spring is arranged at the upper end of the piston, the lower end of the piston connecting rod is fixedly connected with the cylinder seat through the bearing support, and compressed gas is filled in the cylinder body.
In a preferred embodiment of the present invention, the compressed gas is high purity nitrogen gas at a pressure of 6-8 Mpa.
In a preferred embodiment of the present invention, the position of the joint of the piston rod and the cylinder body is provided with a first sealing ring.
In a preferred embodiment of the present invention, the lift cylinder for lift seat further comprises a switch bolt, a switch bolt guide rod and an adjusting pressure rod, the switch bolt guide rod is vertically disposed in the cylinder body and extends to the upper side of the cylinder body, the switch bolt is connected to the lower end of the switch bolt guide rod and located at the upper end of the spring, and the adjusting pressure rod is obliquely connected to one side of the upper end of the switch bolt guide rod.
In a preferred embodiment of the present invention, a second sealing ring is disposed at a position where the switch bolt guide rod is connected to the cylinder body.
In a preferred embodiment of the present invention, the bottom of the cylinder body is provided with a shock pad.
The utility model has the advantages that: the utility model discloses a lift cylinder for lift seat is applicable to and installs on lift seat, its simple structure, and stability is good, is convenient for adjust the high position that goes up and down to use, and long service life, more can not explode because of static and friction, and factor of safety is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of a lifting cylinder for a lifting seat of the present invention;
the labels in the figures are: 1. the pneumatic control valve comprises a cylinder seat, 2, a cylinder body, 3, a piston, 4, a piston connecting rod, 5, a bearing support, 6, a spring, 7, a switch bolt, 8, a switch bolt guide rod, 9, an adjusting pressure rod, 10, compressed gas, 11, a first sealing ring, 12, a second sealing ring, 13 and a shock pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but 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 belong to the protection scope of the present invention.
As shown in fig. 1, the embodiment of the present invention includes:
a lifting cylinder for a lifting seat comprises a cylinder seat 1, a cylinder body 2, a piston 3, a piston connecting rod 4, a bearing support 5 and a spring 6, wherein the cylinder body 2 is movably arranged in the cylinder seat 1 and extends to the upper end of the cylinder seat 1, the piston connecting rod 4 is movably arranged in the cylinder body 2 and extends downwards to the lower part of the cylinder body 2 to be connected with the cylinder seat 1, the upper end of the piston connecting rod 4 is movably connected with the inner wall of the cylinder body 2 through the piston 3, the spring 6 is arranged at the upper end of the piston 3, the lower end of the piston connecting rod 4 is fixedly connected with the cylinder seat 1 through the bearing support 5, and compressed gas 10 is filled in the cylinder body 2.
In this embodiment, the compressed gas 10 is high-purity nitrogen gas, and the pressure is 6-8 Mpa. The nitrogen is stable gas, can prevent parts inside the lifting cylinder for the lifting seat from rusting so as to achieve longer service life, and can not explode due to static electricity and friction. Of course, other compressed gas with good stability can be filled according to actual needs.
Further, lift cylinder for lift seat still include switch bolt 7, switch bolt guide arm 8 and adjusting pressure pole 9, switch bolt guide arm 8 vertical setting in cylinder body 2 and extend to cylinder body 2's top, switch bolt 7 connect the lower extreme of switch bolt guide arm 8 and be located the upper end of spring 6, adjusting pressure pole 9 slant connect a side of switch bolt guide arm 8 upper end.
The adjusting pressure rod 9 is actuated to drive the switch bolt guide rod 8 to actuate, and then the switch bolt 7 pushes the spring 6 and the compressed gas 10 in the cylinder body 2, so that the piston 3 and the piston connecting rod 4 are driven to lift, and the lifting height of the cylinder is adjusted by the adjusting pressure rod 9. By the simultaneous action of the spring 6 and the compressed gas 10, the adjustment is facilitated and the working efficiency is accelerated.
In this embodiment, a first sealing ring 11 is arranged at the joint of the piston connecting rod 4 and the cylinder body 2; and a second sealing ring 12 is arranged at the joint of the switch bolt guide rod 8 and the cylinder body 2, and the leakage of compressed gas is prevented by the first sealing ring 11 and the second sealing ring 12.
Still further, the bottom of cylinder body 2 be provided with shock pad 13, reach the effect of shock attenuation buffering, prevent cylinder body 2 and bearing 5 direct impact simultaneously, protect cylinder body 2 and bearing 5, prevent its damage, increased life.
To sum up, the utility model discloses a lift cylinder for lift seat is applicable to and installs on lift seat, its simple structure, and stability is good, is convenient for adjust the high position that goes up and down to use, and long service life, more can not explode because of static and friction, and factor of safety is high.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (6)
1. A lifting cylinder for a lifting seat is characterized by comprising a cylinder seat, a cylinder body, a piston connecting rod, a bearing support and a spring, wherein the cylinder body is movably arranged in the cylinder seat and extends to the upper end of the cylinder seat, the piston connecting rod is movably arranged in the cylinder body and extends downwards to the lower part of the cylinder body to be connected with the cylinder seat, the upper end of the piston connecting rod is movably connected with the inner wall of the cylinder body through the piston, the spring is arranged at the upper end of the piston, the lower end of the piston connecting rod is fixedly connected with the cylinder seat through the bearing support, and compressed gas is filled in the cylinder body.
2. The elevating cylinder for an elevating seat as set forth in claim 1, wherein said compressed gas is nitrogen gas of high purity and has a pressure of 6-8 Mpa.
3. The lifting cylinder for lifting seats of claim 1, wherein a first sealing ring is disposed at the joint of the piston rod and the cylinder body.
4. The lifting cylinder for the lifting seat as claimed in claim 1, further comprising a switch bolt, a switch bolt guide rod and an adjusting pressure rod, wherein the switch bolt guide rod is vertically arranged in the cylinder body and extends to the upper side of the cylinder body, the switch bolt is connected to the lower end of the switch bolt guide rod and is located at the upper end of the spring, and the adjusting pressure rod is obliquely connected to one side of the upper end of the switch bolt guide rod.
5. The lifting cylinder for lifting seats of claim 4, wherein a second sealing ring is arranged at the joint of the switch bolt guide rod and the cylinder body of the cylinder.
6. The elevating cylinder for an elevating seat as set forth in claim 1, wherein a cushion is provided at the bottom of the cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922101600.8U CN211048863U (en) | 2019-11-29 | 2019-11-29 | Lifting cylinder for lifting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922101600.8U CN211048863U (en) | 2019-11-29 | 2019-11-29 | Lifting cylinder for lifting seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211048863U true CN211048863U (en) | 2020-07-21 |
Family
ID=71584022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922101600.8U Active CN211048863U (en) | 2019-11-29 | 2019-11-29 | Lifting cylinder for lifting seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211048863U (en) |
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2019
- 2019-11-29 CN CN201922101600.8U patent/CN211048863U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215000 Building 1, No. 9, Chuangxin West Road, Yinghu Industrial Park, Wangting Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Xiejin Intelligent Equipment Technology Co.,Ltd. Address before: 215000 Yinghu Industrial Park, Wangting Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU XIEJIN LIFTING EQUIPMENT Co.,Ltd. |