CN211231396U - Nitrogen spring connected with gas storage tank - Google Patents
Nitrogen spring connected with gas storage tank Download PDFInfo
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- CN211231396U CN211231396U CN201922357561.8U CN201922357561U CN211231396U CN 211231396 U CN211231396 U CN 211231396U CN 201922357561 U CN201922357561 U CN 201922357561U CN 211231396 U CN211231396 U CN 211231396U
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Abstract
The utility model discloses a nitrogen gas spring who is connected with gas holder, including nitrogen gas spring and gas holder, nitrogen gas spring passes through connecting piece and one or more gas holder series connection, and the gas holder includes cylinder body and cylinder cap, and the cylinder cap is installed respectively on both ends about the cylinder body, and cylinder body and cylinder cap enclose to close and form the gas storage cavity, have seted up a plurality of connecting screw hole on the cylinder cap respectively, the one end and the nitrogen gas spring threaded connection of connecting piece, the other end and one of them connecting screw hole threaded connection to be linked together gas holder and nitrogen gas spring. The utility model discloses well nitrogen gas spring and gas holder series connection, when the mould is when the special circumstances, need the initial power of nitrogen gas spring to reach the standard value, through the internal space grow of external gas holder with nitrogen gas spring, reduce nitrogen gas spring's pressure boost ratio holding pressure's stability, can guarantee that initial power also can guarantee the terminal point power balance, guarantee the good quality of punching press product, can guarantee nitrogen gas spring's life simultaneously.
Description
Technical Field
The utility model relates to an elastic component field, in particular to be connected with nitrogen spring of gas holder.
Background
The nitrogen spring is a novel elastic component taking high-pressure nitrogen as a working medium, has the advantages of small volume, large elasticity, long stroke, stable work, precise manufacture, long service life, gentle elasticity curve, no need of pre-tightening and the like, can be applied to a die, can finish the work which is difficult to finish by conventional elastic components such as metal springs, rubber and air cushions, can effectively simplify the design and manufacture of the die, is convenient for the installation and adjustment of the die, prolongs the service life of the die, and ensures the stability of the product quality.
The existing nitrogen spring generally comprises a cylinder barrel, a piston rod and a guide sleeve, wherein a cavity with an open top is limited by the cylinder barrel, the guide sleeve is inserted into the opening of the cylinder barrel, the piston rod is movably inserted into the guide sleeve, the cavity of the cylinder barrel, the guide sleeve and the piston rod enclose an airtight air cavity, high-pressure nitrogen is filled in the air cavity, and the piston rod is pushed by an external template to contract and move to a preset displacement and compress the high-pressure nitrogen so as to provide hundreds or even hundreds of jack buffer elastic forces for the template.
In the use of special stamping die in the existing market, like during the operation of deep drawing die, must ask nitrogen spring pressure invariable basically, just can guarantee that the product appearance and the quality that the punching press came out reach qualified requirement, because there is not the use of gas holder in the existing market, the product defective rate that leads to special stamping die such as deep drawing die is very high, can't guarantee nitrogen spring's life simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem to the defect that exists among the above-mentioned prior art, provide a nitrogen gas spring who is connected with the gas holder to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows: the utility model provides a nitrogen gas spring that is connected with gas holder, includes nitrogen gas spring and gas holder, nitrogen gas spring passes through connecting piece and one or more gas holder series connection, the gas holder includes cylinder body and cylinder cap, the cylinder cap is installed respectively on both ends about the cylinder body, cylinder body and cylinder cap enclose to close and form the gas storage cavity, a plurality of connecting thread hole has been seted up on the cylinder cap respectively, the one end of connecting piece with nitrogen gas spring threaded connection, the other end and one of them connecting thread hole threaded connection, thereby will the gas holder with nitrogen gas spring is linked together, other sealing plug up through sealed plug screw in the connecting thread hole.
As a further elaboration of the above technical solution:
in the above technical scheme, the connecting piece includes a first high-pressure joint, a second high-pressure joint and a high-pressure pipe, one end of the high-pressure pipe is fixedly connected with the first high-pressure joint, the other end of the high-pressure pipe is fixedly connected with the second high-pressure joint, the first high-pressure joint is in threaded connection with the nitrogen spring, the second high-pressure joint is in threaded connection with the connecting threaded hole in the cylinder body, and therefore the gas storage tank is communicated with the nitrogen spring.
In the technical scheme, two connecting threaded holes are respectively formed in each cylinder cover.
In the technical scheme, a connecting threaded hole is formed in the middle of one of the cylinder covers, the connecting threaded hole is sealed and blocked by a sealing plug, and an air valve is arranged at one end, facing the air storage cavity, of the connecting threaded hole.
In the above technical scheme, the gas storage tank further comprises zero-shaped sealing rings, and the zero-shaped sealing rings are respectively arranged on the outer side surfaces of the corresponding cylinder covers and are in contact with the inner side surfaces of the cylinder bodies.
In the technical scheme, grooves for placing zero-shaped sealing rings are formed in the outer side faces of the cylinder covers respectively, and the zero-shaped sealing rings are arranged in the grooves and are in contact with the inner side faces of the cylinder bodies.
In the above technical scheme, a snap spring is respectively arranged between the outer side surface of each cylinder cover and the inner side surface of each cylinder body.
In the technical scheme, bolt holes are respectively formed in one end, close to the outer side face, of each cylinder cover, bolts are respectively arranged in the bolt holes, and stop pieces are respectively sleeved on the outer side faces of the bolts.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses well nitrogen gas spring and gas holder series connection, when the mould is when the special circumstances, need the initial power of nitrogen gas spring to reach the standard value, through the internal space grow of external gas holder with nitrogen gas spring, reduce nitrogen gas spring's pressure boost ratio holding pressure's stability, can guarantee that initial power also can guarantee the terminal point power balance, guarantee the good quality of punching press product, can guarantee nitrogen gas spring's life simultaneously.
Drawings
FIG. 1 is a schematic view of the connection structure of the gas storage tank and the nitrogen spring according to the present invention;
fig. 2 is a schematic structural diagram of the gas storage tank of the present invention.
In the figure: 1. a nitrogen spring; 2. a gas storage tank; 21. a cylinder body; 22. a cylinder cover; 23. a gas storage cavity; 24. connecting the threaded hole; 25. sealing and plugging; 26. an air valve; 27. a zero-type seal ring; 28. a groove; 29. a clamp spring; 210. bolt holes; 211. a bolt; 212. a snap ring; 3. a connecting member; 31. a first high pressure connection; 32. a second high pressure connection; 33. a high pressure pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; 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 application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
As shown in fig. 1 and 2, a nitrogen gas spring who is connected with gas holder, including nitrogen gas spring 1 and gas holder 2, nitrogen gas spring 1 passes through connecting piece 3 and one or more 2 series connection of gas holder, gas holder 2 includes cylinder body 21 and cylinder cap 22, cylinder cap 22 is installed respectively on both ends about cylinder body 21, cylinder body 21 and cylinder cap 22 enclose to close and form gas storage cavity 23, a plurality of connecting screw hole 24 has been seted up on the cylinder cap 22 respectively, connecting piece 3 one end with 1 threaded connection of nitrogen gas spring, the other end and one of them 24 threaded connection of connecting screw hole, thereby will gas holder 2 with nitrogen gas spring 1 is linked together, other seal up through sealed plug 25 in the connecting screw hole 24. Nitrogen spring 1 and gas holder 2 series connection, when the mould is when the particular case, need 1 initial power of nitrogen spring to reach the standard value, through external gas holder 2 with 1 inner space grow of nitrogen spring, reduce 1 booster ratio holding pressure's of nitrogen spring stability, can guarantee that initial power also can guarantee the terminal point power balance, guarantee the good quality of punching press product, can guarantee nitrogen spring 1's life simultaneously.
As shown in fig. 1, the connecting member 3 includes a first high-pressure joint 31, a second high-pressure joint 32 and a high-pressure pipe 33, one end of the high-pressure pipe 33 is fixedly connected to the first high-pressure joint 31, the other end of the high-pressure pipe 33 is fixedly connected to the second high-pressure joint 32, the first high-pressure joint 31 is in threaded connection with the nitrogen spring 1, and the second high-pressure joint 32 is in threaded connection with the connecting threaded hole 24 on the cylinder 21, so as to communicate the gas storage tank 2 with the nitrogen spring 1. When the connecting threaded hole 24 needs to be connected with the second high-pressure connector 32, the sealing plug 25 is taken down, and when the connecting threaded hole 24 is not used, the connecting threaded hole 24 is sealed and blocked by the sealing plug 25, so that the same inner space between the gas storage tank 2 and the nitrogen spring 1 is ensured.
In this embodiment, as shown in fig. 2, each cylinder head 22 is provided with two connection threaded holes 24. Of course, the number and the opening positions of the connection threaded holes 24 may be set according to actual requirements, and are not limited in this embodiment.
Preferably, a connecting threaded hole 24 is formed in the middle of one of the cylinder covers 22, the connecting threaded hole 24 is sealed and blocked by a sealing plug 25, an air valve 26 is arranged at one end of the connecting threaded hole 24 facing the air storage cavity 23, and the air storage tank 2 is inflated by the air valve 26.
As shown in fig. 2, the gas storage tank 2 further includes zero-shaped sealing rings 27, and the zero-shaped sealing rings 27 are respectively disposed on the outer side surfaces of the corresponding cylinder heads 22 and are in contact with the inner side surface of the cylinder body 21. Specifically, every offer respectively on the lateral surface of cylinder cap 22 and be used for placing zero type sealing washer 27 recess 28, zero type sealing washer 27 is arranged in recess 28 and with the medial surface of cylinder body 21 contacts, guarantees the inside leakproofness of gas holder 2, prevents the phenomenon of gas leakage, makes nitrogen spring 1's pressure keep invariable basically.
In this embodiment, as shown in fig. 2, a snap spring 29 is respectively disposed between an outer side surface of each cylinder head 22 and an inner side surface of the cylinder body 21. Bolt holes 210 are respectively formed in one end, close to the outer side face, of each cylinder cover 22, bolts 211 are respectively arranged in the bolt holes 210, and stop pieces 212 are respectively sleeved on the outer side faces of the bolts 211.
During connection, when the gas storage tank 2 is connected with a single nitrogen spring 1 in series, the first high-pressure connector 31 is in threaded connection with the nitrogen spring 1, and the second high-pressure connector 32 is in threaded connection with any one of the connection threaded holes 24 in the cylinder body 21, so that the nitrogen spring 1 is communicated with the gas storage tank 2. When the gas holder 3 is connected in series with a plurality of nitrogen springs 1, the first high-pressure joint 31 is respectively in threaded connection with the corresponding nitrogen spring 1, the second high-pressure joint 32 is respectively in threaded connection with the corresponding connection threaded hole 24, and two ends of the high-pressure pipe 33 are respectively fixedly connected with the corresponding first high-pressure joint 31 and the second high-pressure joint 32, so that the gas holder 2 is communicated with the plurality of nitrogen springs 1.
The utility model discloses well nitrogen spring 1 and gas holder 2 series connection, when the mould is when the special circumstances, need 1 initial power of nitrogen spring to reach the standard value, through external gas holder 2 with 1 inner space grow of nitrogen spring, reduce 1 pressure boost ratio holding pressure's of nitrogen spring stability, can guarantee that initial power also can guarantee the terminal point power balance, guarantee the good quality of punching press product, can guarantee nitrogen spring 1's life simultaneously.
The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a be connected with nitrogen gas spring of gas holder which characterized in that: including nitrogen gas spring and gas holder, nitrogen gas spring passes through connecting piece and one or more gas holder series connection, the gas holder includes cylinder body and cylinder cap, the cylinder cap is installed respectively on both ends about the cylinder body, cylinder body and cylinder cap enclose to close and form the gas storage cavity, a plurality of connecting thread hole has been seted up on the cylinder cap respectively, the one end of connecting piece with nitrogen gas spring threaded connection, the other end and one of them connecting thread hole threaded connection, thereby will the gas holder with nitrogen gas spring is linked together, other the connecting thread is downthehole to carry out the sealing plug through sealed plug screw.
2. The nitrogen spring with the air storage tank connected thereto as claimed in claim 1, wherein the connecting member comprises a first high pressure joint, a second high pressure joint and a high pressure pipe, one end of the high pressure pipe is fixedly connected with the first high pressure joint, the other end of the high pressure pipe is fixedly connected with the second high pressure joint, the first high pressure joint is in threaded connection with the nitrogen spring, and the second high pressure joint is in threaded connection with the connecting threaded hole of the cylinder body, so as to communicate the air storage tank with the nitrogen spring.
3. The nitrogen spring with the air storage tank connected thereto as claimed in claim 1, wherein each of said cylinder heads is provided with two connecting threaded holes.
4. The nitrogen spring connected with a gas storage tank is characterized in that a connecting threaded hole is formed in the middle of one of the cylinder covers, the connecting threaded hole is sealed and blocked by a sealing plug, and a gas valve is arranged at one end, facing the gas storage cavity, of the connecting threaded hole.
5. The nitrogen spring connected with an air storage tank as claimed in claim 1, wherein said air storage tank further comprises zero-shaped sealing rings, said zero-shaped sealing rings are respectively disposed on the outer side surfaces of the corresponding cylinder covers and are in contact with the inner side surfaces of the cylinder bodies.
6. The nitrogen spring connected with the gas storage tank as claimed in claim 5, wherein a groove for placing a zero-shaped sealing ring is respectively formed on the outer side surface of each cylinder cover, and the zero-shaped sealing ring is placed in the groove and contacts with the inner side surface of the cylinder body.
7. The nitrogen spring connected with an air storage tank as claimed in claim 1, wherein a snap spring is respectively arranged between the outer side surface of each cylinder cover and the inner side surface of the cylinder body.
8. The nitrogen spring with the air storage tank connected thereto as claimed in claim 1, wherein a bolt hole is respectively formed at one end of each cylinder head near the outer side surface, a bolt is respectively arranged in the bolt hole, and a stop piece is respectively sleeved on the outer side surface of each bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922357561.8U CN211231396U (en) | 2019-12-24 | 2019-12-24 | Nitrogen spring connected with gas storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922357561.8U CN211231396U (en) | 2019-12-24 | 2019-12-24 | Nitrogen spring connected with gas storage tank |
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| Publication Number | Publication Date |
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| CN211231396U true CN211231396U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922357561.8U Active CN211231396U (en) | 2019-12-24 | 2019-12-24 | Nitrogen spring connected with gas storage tank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124081A (en) * | 2021-04-25 | 2021-07-16 | 深圳市大通精密五金有限公司 | Novel nitrogen spring |
| CN116972102A (en) * | 2023-09-25 | 2023-10-31 | 四川川西数据产业有限公司 | Shockproof and anti-shake server support |
-
2019
- 2019-12-24 CN CN201922357561.8U patent/CN211231396U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124081A (en) * | 2021-04-25 | 2021-07-16 | 深圳市大通精密五金有限公司 | Novel nitrogen spring |
| CN116972102A (en) * | 2023-09-25 | 2023-10-31 | 四川川西数据产业有限公司 | Shockproof and anti-shake server support |
| CN116972102B (en) * | 2023-09-25 | 2023-12-22 | 四川川西数据产业有限公司 | Shockproof and anti-shake server support |
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