CN210565959U - Air spring with two-end buffering function - Google Patents
Air spring with two-end buffering function Download PDFInfo
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- CN210565959U CN210565959U CN201921104757.XU CN201921104757U CN210565959U CN 210565959 U CN210565959 U CN 210565959U CN 201921104757 U CN201921104757 U CN 201921104757U CN 210565959 U CN210565959 U CN 210565959U
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- cylinder sleeve
- spring
- air chamber
- air
- buffer
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Abstract
The utility model relates to a both ends buffer function's air spring, include: the cylinder sleeve is internally provided with an air cavity; one end of the piston rod extends into the cylinder sleeve and is fixedly connected with a sealing piston arranged in the cylinder sleeve, and the sealing piston divides an air cavity in the sleeve into an upper air chamber and a lower air chamber; the upper buffer assembly comprises an upper buffer spring fixed on the top wall of the upper air chamber and an upper baffle fixed with the upper buffer spring, and the upper baffle is provided with a through hole for the piston rod to freely pass through; lower buffering subassembly, lower buffering subassembly include fixed lower buffer spring on lower air chamber diapire and with lower baffle that buffer spring is fixed down. Through setting up buffering subassembly and lower buffering subassembly, can provide helping hand and terminal cushion effect for opening or when closing to open with more laborsaving when closing, and for the end that closes and open provides the cushion effect, avoid inertia too big and cause the damage to supports piece such as door.
Description
Technical Field
The utility model relates to an air spring technical field, concretely relates to both ends buffer function's air spring.
Background
The gas spring (gas spring) is an industrial accessory which can play a role in supporting, buffering, braking, height adjusting, angle adjusting and the like, is a labor-saving liftable spring, can be divided into a self-locking gas spring (such as the lifting of the bottom of a seat, the lifting of a back rest of a boss chair and the like) and a non-self-locking gas spring (such as the lifting support of a car trunk and a closet door), and is mainly composed of a sleeve, a piston rod and the like, high-pressure air or high-pressure nitrogen is added into the sleeve, and the piston rod are pushed to move and support people or heavy objects due to the fact that the areas of two ends of the piston are unequal to generate pressure.
When the gas spring is applied to opening and closing doors (vehicle doors, cabinet doors and the like), assistance cannot be provided when the gas spring is opened or closed, and the gas spring is difficult to open or close at the initial stage and needs to provide thrust artificially.
SUMMERY OF THE UTILITY MODEL
To the not enough in the background art, the utility model provides a both ends buffer function's air spring.
The utility model adopts the technical proposal that: a gas spring with two-end buffering function comprises:
the cylinder sleeve is internally provided with an air cavity;
one end of the piston rod extends into the cylinder sleeve and is fixedly connected with a sealing piston arranged in the cylinder sleeve, and the sealing piston divides an air cavity in the sleeve into an upper air chamber and a lower air chamber;
the upper buffer assembly comprises an upper buffer spring fixed on the top wall of the upper air chamber and an upper baffle fixed with the upper buffer spring, and the upper baffle is provided with a through hole for the piston rod to freely pass through;
the lower buffering assembly comprises a lower buffering spring fixed on the bottom wall of the lower air chamber and a lower baffle fixed with the lower buffering spring.
Furthermore, one end of the piston rod, which is arranged outside the cylinder sleeve, is provided with an integrally formed head joint part.
Furthermore, the bottom of the cylinder sleeve is provided with a tail joint part.
Furthermore, a valve and an air pressure display meter are arranged on the cylinder sleeve.
Furthermore, an inflation and deflation hole is formed in the cylinder wall of the cylinder sleeve, and the valve is installed on the inflation and deflation hole.
Furthermore, the cylinder wall of the cylinder sleeve is provided with a pressure measuring hole, the air pressure display meter comprises a display disc and a connecting nozzle, and the air pressure display meter is installed on the pressure measuring hole of the cylinder through the connecting nozzle.
Furthermore, rubber cushions are arranged on the top wall of the upper air chamber and the bottom wall of the lower air chamber.
The utility model has the advantages that: the utility model discloses a buffering subassembly and lower buffering subassembly are gone up in the setting, can provide helping hand and terminal buffering power for opening or closing time to it is more laborsaving when opening and closing, and for the end that closes and open provides the buffering power, avoid inertia too big and cause the damage to doors etc. by support piece.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided.
The present invention will be described in further detail below with reference to the drawings.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a cylinder sleeve; 2. an air cavity; 3. a piston rod; 4. a sealing piston; 5. an upper air chamber; 6. a lower air chamber; 7. an upper buffer spring; 8. an upper baffle plate; 9. a through hole; 10. a lower buffer spring; 11. a lower baffle plate; 12. a head joint member; 13. a caudal joint component; 14. a valve; 15. a barometric pressure display meter; 16. inflating and deflating the holes; 17. a pressure measuring hole; 18. a display panel; 19. a connecting nozzle; 20. a rubber cushion pad.
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 belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an air spring with buffering functions at two ends.
In this embodiment, referring to fig. 1, the gas spring with two-end buffering function includes:
the air cylinder comprises an air cylinder sleeve 1, wherein an air cavity 2 is arranged in the air cylinder sleeve 1;
one end of the piston rod 3 extends into the cylinder sleeve and is fixedly connected with a sealing piston 4 arranged in the cylinder sleeve, and the sealing piston 4 divides an air cavity in the sleeve into an upper air chamber 5 and a lower air chamber 6;
the upper buffer assembly comprises an upper buffer spring 7 fixed on the top wall of the upper air chamber 5 and an upper baffle plate 8 fixed with the upper buffer spring 7, and a through hole 9 for the piston rod to freely pass through is formed in the upper baffle plate 8;
and the lower buffer assembly comprises a lower buffer spring 10 fixed on the bottom wall of the lower air chamber and a lower baffle plate 11 fixed with the lower buffer spring 10.
After adopting above-mentioned technical scheme, can provide helping hand and terminal buffer power for opening or when closing to open and more laborsaving when closing, and for the end that closes and open provides the buffer power, avoid inertia too big and cause the damage to supports piece such as door.
The realization principle is as follows:
when the door is closed, the spring of the upper buffering component can provide partial door closing assisting force due to the elastic force effect of the spring, so that an operator can close the door only by slightly pushing the door, and when the door is to be closed, the spring of the lower buffering component can provide buffering force before the door is closed due to the elastic force effect of the spring of the lower buffering component, so that the damage to the door due to overlarge pushing force is avoided, and the buffering force is provided when the door is closed, so that the door is more labor-saving and the buffering force is provided when the door is closed;
similarly, when opening the door, because the elastic force effect of lower buffering subassembly's spring, can provide the helping hand when opening the door, thereby operating personnel only need lightly push away the door and can open, and when the door is about to reach and opens the maximum condition, because the elastic force effect of last buffering subassembly's spring, can provide the buffer power when opening the maximum condition, thereby avoid thrust too big and damage the door, provide the buffer power when consequently opening the door also more laborsaving for the door will reach the maximum condition of opening promptly when opening. The door is only used as an object of description, but the use of the present invention is not limited to only the door.
Specifically, one end of the piston rod 3, which is arranged outside the cylinder sleeve, is provided with an integrally formed head joint part 12; the bottom of the cylinder sleeve 1 is provided with a tail joint part 131.
In the utility model, a valve 14 and a pressure display meter 15 are arranged on the cylinder sleeve 1; an air inflation and air release hole 16 is formed in the wall of the cylinder sleeve 1, and the valve 14 is installed on the air inflation and air release hole 16; the cylinder wall of the cylinder sleeve is provided with a pressure measuring hole 17, the air pressure display meter 15 comprises a display disc 18 and a connecting nozzle 19, and the air pressure display meter is installed on the pressure measuring hole of the cylinder through the connecting nozzle.
Among the above-mentioned technical scheme, increase the barometer on the cylinder sleeve for detect the inside atmospheric pressure of cylinder, and set up the valve, be used for opening and close and aerify the gassing hole, after the atmospheric pressure in the cylinder sleeve reduces, can aerify the cylinder sleeve, make the atmospheric pressure in the cylinder sleeve reach operation requirement.
Specifically, the top wall and the bottom wall of the upper air chamber are provided with rubber cushions 20. Through setting up the rubber buffer pad, avoid overhead gage and baffle down direct and cylinder sleeve to bump, help protecting the cylinder sleeve, reduce the use noise when improving life.
The utility model discloses a buffering subassembly and lower buffering subassembly are gone up in the setting, can provide helping hand and terminal buffering power for opening or closing time to it is more laborsaving when opening and closing, and for the end that closes and open provides the buffering power, avoid inertia too big and cause the damage to doors etc. by support piece.
The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.
Claims (7)
1. The utility model provides a both ends buffer function's air spring which characterized in that includes:
the cylinder sleeve is internally provided with an air cavity;
one end of the piston rod extends into the cylinder sleeve and is fixedly connected with a sealing piston arranged in the cylinder sleeve, and the sealing piston divides an air cavity in the sleeve into an upper air chamber and a lower air chamber;
the upper buffer assembly comprises an upper buffer spring fixed on the top wall of the upper air chamber and an upper baffle fixed with the upper buffer spring, and the upper baffle is provided with a through hole for the piston rod to freely pass through;
the lower buffering assembly comprises a lower buffering spring fixed on the bottom wall of the lower air chamber and a lower baffle fixed with the lower buffering spring.
2. The gas spring with two-end buffering function as claimed in claim 1, wherein: the piston rod is arranged at one end outside the cylinder sleeve and is provided with an integrally formed head joint part.
3. The gas spring with two-end buffering function as claimed in claim 2, wherein: the bottom of the cylinder sleeve is provided with a tail joint part.
4. A gas spring with two-end buffer function according to any one of claims 1-3, characterized in that: and a valve and an air pressure display meter are arranged on the cylinder sleeve.
5. The gas spring with two-end buffering function as claimed in claim 4, wherein: and an inflation and deflation hole is formed in the cylinder wall of the cylinder sleeve, and the valve is arranged on the inflation and deflation hole.
6. The gas spring with two-end buffering function as claimed in claim 4, wherein: the cylinder wall of the cylinder sleeve is provided with a pressure measuring hole, the air pressure display meter comprises a display disc and a connecting nozzle, and the air pressure display meter is installed on the pressure measuring hole of the cylinder through the connecting nozzle.
7. A gas spring with two-end buffer function according to any one of claims 1-3, characterized in that: and rubber cushion pads are arranged on the top wall of the upper air chamber and the bottom wall of the lower air chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104757.XU CN210565959U (en) | 2019-07-15 | 2019-07-15 | Air spring with two-end buffering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104757.XU CN210565959U (en) | 2019-07-15 | 2019-07-15 | Air spring with two-end buffering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210565959U true CN210565959U (en) | 2020-05-19 |
Family
ID=70637945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921104757.XU Expired - Fee Related CN210565959U (en) | 2019-07-15 | 2019-07-15 | Air spring with two-end buffering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210565959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681925A (en) * | 2020-12-16 | 2021-04-20 | 北京汽车股份有限公司 | Gas spring for vehicle, tail gate and car |
-
2019
- 2019-07-15 CN CN201921104757.XU patent/CN210565959U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681925A (en) * | 2020-12-16 | 2021-04-20 | 北京汽车股份有限公司 | Gas spring for vehicle, tail gate and car |
| CN112681925B (en) * | 2020-12-16 | 2022-09-13 | 北京汽车股份有限公司 | Gas spring for vehicle, tail gate and car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210715 |