CN213235896U - Improved structure of air spring - Google Patents
Improved structure of air spring Download PDFInfo
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- CN213235896U CN213235896U CN202022020872.8U CN202022020872U CN213235896U CN 213235896 U CN213235896 U CN 213235896U CN 202022020872 U CN202022020872 U CN 202022020872U CN 213235896 U CN213235896 U CN 213235896U
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- piston rod
- cylinder barrel
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Abstract
The utility model discloses an improved structure of air spring, including cylinder and piston rod, the left end department of cylinder is provided with the connecting block, and the top of connecting block is provided with the go-between, the installation head is installed to the right-hand member of cylinder, and the outer wall laminating of installation head has the dirt proof boot, the right side middle part of dirt proof boot is provided with the round hole, and the middle part of round hole is provided with the piston rod, the connector is installed to the right-hand member end of piston rod, the uide bushing is installed to the inside right-hand member of cylinder, and the left side of uide bushing is provided with hydraulic oil, the left end department of terminating of piston rod is connected with the connecting rod. The improved structure of the air spring is provided with the mounting head, the mounting head and the cylinder barrel form threaded connection, and when a user needs to maintain and replace parts such as a guide sleeve of the cylinder barrel or clean a piston rod, the user can unscrew the mounting head to separate the parts.
Description
Technical Field
The utility model relates to an air spring technical field specifically is an improvement structure of air spring.
Background
The gas spring is an industrial accessory which can play the roles of supporting, buffering, braking, height adjustment, angle adjustment and the like, and comprises the following parts: pressure cylinder, piston rod, piston, sealed uide bushing, filler, because fundamentally is different in the principle, the air spring has very showing advantage than ordinary spring: the speed is relatively slow, the dynamic force change is not large, the control is easy, and the defects are that the volume is relatively small without a spiral spring, the cost is high, and the service life is relatively short.
In use, a gas spring on the market is often easy to pull out a piston rod during piston movement because the gas spring has no connection strength or is not perfect in gas tightness protection, and the like, so that an improved structure of the gas spring is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an improvement structure of air spring to solve the problem that often put forward in the above-mentioned background art because its self structure does not possess joint strength or is incomplete yet to the protection of gas tightness and lead to the piston rod to pull out etc. extremely easily when carrying out the piston motion.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an improved structure of air spring, includes cylinder and piston rod, the left end department of cylinder is provided with the connecting block, and the top of connecting block is provided with the go-between, installation head is installed to the right-hand member of cylinder, and the outer wall laminating of installation head has the dirt proof boot, the right side middle part of dirt proof boot is provided with the round hole, and the middle part of round hole is provided with the piston rod, the connector is installed to the right-hand member end of piston rod, the uide bushing is installed to the inside right-hand member of cylinder, and the left side of uide bushing is provided with hydraulic oil, the left end of piston rod is held end department and is connected with the connecting rod, and the left side end of connecting rod is fixed with the stopper, the outer wall all around.
Preferably, the mounting head and the cylinder barrel form a threaded connection, and the inner wall size of the mounting head and the right outer wall size of the cylinder barrel are mutually attached
Preferably, the dust cover is cylindrically distributed, and the inner wall of the dust cover and the outer wall of the cylinder barrel are mutually attached in size.
Preferably, the piston rod forms a piston structure through the piston and the guide sleeve, and the piston rod and the cylinder barrel are distributed in a parallel manner.
Preferably, the top end of the limiting head is distributed in an arc shape, and the limiting head and the connecting rod are vertically distributed.
Preferably, the pistons are symmetrically distributed along the transverse central axis of the piston rod, and the number of the pistons is 2.
Compared with the prior art, the beneficial effects of the utility model are that: the improved structure of the air spring is provided with the mounting head, the mounting head and the cylinder barrel form threaded connection, when a user needs to maintain and replace parts such as a guide sleeve of the cylinder barrel or clean a piston rod, the user can unscrew the mounting head to separate the mounting head and the cylinder barrel, the size of the inner wall of the mounting head and the size of the outer wall of the right end of the cylinder barrel are mutually attached, when the mounting head and the cylinder barrel are in a connection state, the sealing performance inside the connection can be guaranteed through the threaded connection between the mounting head and the cylinder barrel, and the service life of the air spring is.
The dirt proof boot is cylindric and distributes, is cylindric through the dirt proof boot and distributes, and the user can overlap the dirt proof boot as to the junction between installation head and the cylinder between the two, and the inner wall of dirt proof boot forms the laminating each other with the outer wall size of cylinder, no matter the air spring itself is in under the operating condition or when under the stop condition, the dirt proof boot can both effectually carry out relative dustproof protection to its junction.
The piston rod passes through the piston and constitutes piston structure with the uide bushing, and the piston rod passes through the piston and constitutes piston structure with the uide bushing, can guarantee the flexibility of piston rod when the flexible displacement is done to the cylinder inside as far as, and is the parallel form between piston rod and the cylinder and distributes, can make high-pressure gas pass through piston aperture and piston external diameter breach, realizes the piston rod repetitive motion, brings the convenience for the user.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the front internal structure of the present invention;
fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.
In the figure: 1. a cylinder barrel; 2. connecting blocks; 3. a connecting ring; 4. a mounting head; 5. a dust-proof sleeve; 6. a circular hole; 7. a piston rod; 8. a connector; 9. a guide sleeve; 10. hydraulic oil; 11. a connecting rod; 12. a limiting head; 13. a limiting block; 14. a seal ring; 15. a piston.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an improved structure of an air spring comprises a cylinder barrel 1, a connecting block 2, a connecting ring 3, a mounting head 4, a dustproof sleeve 5, a round hole 6, a piston rod 7, a connecting head 8, a guide sleeve 9, hydraulic oil 10, a connecting rod 11, a limiting head 12, a limiting block 13, a sealing ring 14 and a piston 15, wherein the left end of the cylinder barrel 1 is provided with the connecting block 2, the top end of the connecting block 2 is provided with the connecting ring 3, the mounting head 4 is mounted at the right end of the cylinder barrel 1, the outer wall of the mounting head 4 is attached with the dustproof sleeve 5, the middle part of the right side of the dustproof sleeve 5 is provided with the round hole 6, the middle part of the round hole 6 is provided with the piston rod 7, the right end of the piston rod 7 is provided with the connecting head 8, the right end of the inside of the cylinder barrel 1 is provided with the guide sleeve 9, the left, the outer wall all around of connecting rod 11 is provided with stopper 13, and stopper 13's inner wall laminating has sealing washer 14, and both sides are provided with piston 15 about stopper 13's the right-hand member.
In the utility model, the mounting head 4 and the cylinder barrel 1 form a threaded connection, the inner wall size of the mounting head 4 and the right end outer wall size of the cylinder barrel 1 are mutually attached, the mounting head 4 and the cylinder barrel 1 form a threaded connection, when a user needs to maintain and replace parts such as a guide sleeve 9 of the cylinder barrel 1 or clean a piston rod 7, the user can unscrew the mounting head 4 to separate the mounting head 4 from the cylinder barrel 1, and the inner wall size of the mounting head 4 and the right end outer wall size of the cylinder barrel 1 are mutually attached, when the mounting head 4 and the cylinder barrel 1 are in a connection state, the sealing property inside the connection can be ensured through the threaded connection between the mounting head 4 and the cylinder barrel 1, and the service life of the;
the dustproof sleeve 5 is distributed in a cylindrical shape, the inner wall of the dustproof sleeve 5 is attached to the outer wall of the cylinder barrel 1 in size, the dustproof sleeve 5 can be sleeved at the joint between the mounting head 4 and the cylinder barrel 1 by a user due to the fact that the dustproof sleeve 5 is distributed in the cylindrical shape, the inner wall of the dustproof sleeve 5 is attached to the outer wall of the cylinder barrel 1 in size, and the dustproof sleeve 5 can effectively conduct relative dustproof protection on the joint no matter the air spring is in an operating state or a stopping state;
the piston rod 7 forms a piston structure through the piston 15 and the guide sleeve 9, the piston rod 7 and the cylinder barrel 1 are distributed in a parallel mode, the piston rod 7 forms the piston structure through the piston 15 and the guide sleeve 9, flexibility of the piston rod 7 in telescopic displacement in the cylinder barrel 1 can be guaranteed as far as possible, the piston rod 7 and the cylinder barrel 1 are distributed in a parallel mode, high-pressure gas can pass through a small hole in the piston 15 and a gap in the outer diameter of the piston 15, repeated movement of the piston rod 7 is achieved, and convenience is brought to a user;
the top end of the limiting head 12 is distributed in an arc shape, the limiting head 12 and the connecting rod 11 are vertically distributed, the top end of the limiting head 12 is distributed in an arc shape and vertically distributed with the connecting rod 11, when a user performs piston telescopic operation through the piston rod 7, the piston rod 7 extends outwards through the piston 15, when a critical point is reached, the limiting head 12 is clamped at the front end of the limiting block 13 by means of the arc-shaped top end of the limiting head 12, and the bad phenomenon that the piston rod 7 and the cylinder barrel 1 are disconnected due to overlarge piston telescopic force is avoided;
The working principle is as follows: the improved structure of the gas spring firstly forms threaded connection with the cylinder barrel 1 through the mounting head 4, when the mounting head 4 is in a connection state with the cylinder barrel 1, the sealing performance inside the connection can be ensured through the threaded connection between the mounting head 4 and the cylinder barrel 1, the service life of the gas spring is prolonged, when a user needs to maintain and replace parts such as the guide sleeve 9 of the cylinder barrel 1 or clean the piston rod 7, the mounting head 4 can be unscrewed by the user to separate the mounting head 4 and the cylinder barrel, meanwhile, the piston rod 7 forms a piston structure through the piston 15 and the guide sleeve 9, the flexibility of the piston rod 7 when the piston rod 7 makes telescopic displacement in the cylinder barrel 1 can be ensured as much as possible, the piston rod 7 and the cylinder barrel 1 are distributed in a parallel shape, high-pressure gas can pass through a small hole of the piston 15 and the gap outer diameter of the piston 15, the repeated movement of the piston rod 7 is realized, when the piston rod 7 extends outwards through the piston 15, when a critical point is reached, the limiting head 12 is clamped at the front end of the limiting block 13 by virtue of the arc-shaped top end of the limiting head, so that the bad phenomenon that the piston rod 7 and the cylinder barrel 1 are disconnected due to overlarge stretching force of the piston is avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An improvement structure of air spring, includes cylinder (1) and piston rod (7), its characterized in that: the connecting device is characterized in that a connecting block (2) is arranged at the left end of the cylinder barrel (1), a connecting ring (3) is arranged at the top end of the connecting block (2), an installing head (4) is installed at the right end of the cylinder barrel (1), a dustproof sleeve (5) is attached to the outer wall of the installing head (4), a round hole (6) is formed in the middle of the right side of the dustproof sleeve (5), a piston rod (7) is arranged in the middle of the round hole (6), a connecting head (8) is installed at the right end of the piston rod (7), a guide sleeve (9) is installed at the right end of the interior of the cylinder barrel (1), hydraulic oil (10) is arranged on the left side of the guide sleeve (9), a connecting rod (11) is connected to the left end of the piston rod (7), a limiting head (12) is fixed to the left end of, and the inner wall of stopper (13) is laminated with sealing washer (14), both sides are provided with piston (15) about the right-hand member of stopper (13).
2. An improved structure for a gas spring as set forth in claim 1, wherein: the mounting head (4) and the cylinder barrel (1) form threaded connection, and the inner wall size of the mounting head (4) and the right end outer wall size of the cylinder barrel (1) are mutually attached.
3. An improved structure for a gas spring as set forth in claim 1, wherein: the dustproof sleeve (5) is distributed in a cylindrical shape, and the inner wall of the dustproof sleeve (5) is attached to the outer wall of the cylinder barrel (1) in size.
4. An improved structure for a gas spring as set forth in claim 1, wherein: the piston rod (7) and the guide sleeve (9) form a piston structure through a piston (15), and the piston rod (7) and the cylinder barrel (1) are distributed in a parallel mode.
5. An improved structure for a gas spring as set forth in claim 1, wherein: the top end of the limiting head (12) is distributed in an arc shape, and the limiting head (12) and the connecting rod (11) are vertically distributed.
6. An improved structure for a gas spring as set forth in claim 1, wherein: the pistons (15) are symmetrically distributed along the transverse central axis of the piston rod (7), and the number of the pistons (15) is 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022020872.8U CN213235896U (en) | 2020-09-15 | 2020-09-15 | Improved structure of air spring |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022020872.8U CN213235896U (en) | 2020-09-15 | 2020-09-15 | Improved structure of air spring |
Publications (1)
Publication Number | Publication Date |
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CN213235896U true CN213235896U (en) | 2021-05-18 |
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CN202022020872.8U Active CN213235896U (en) | 2020-09-15 | 2020-09-15 | Improved structure of air spring |
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CN (1) | CN213235896U (en) |
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2020
- 2020-09-15 CN CN202022020872.8U patent/CN213235896U/en active Active
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