CN219605929U

CN219605929U - Pure valve sheet type shock absorber compression valve assembly

Info

Publication number: CN219605929U
Application number: CN202321331211.4U
Authority: CN
Inventors: 王国本
Original assignee: Ningbo Deye Powder Metallurgy Co ltd
Current assignee: Ningbo Deye Powder Metallurgy Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-08-29
Anticipated expiration: 2033-05-29

Abstract

The utility model relates to the technical field of shock absorbers and discloses a pure valve plate type shock absorber compression valve assembly which comprises a valve seat, wherein a support ring is transversely arranged at the bottom of an inner cavity of the valve seat, a compression valve body is arranged in an internal thread of the valve seat, a movable groove is formed in the compression valve body, a piston block is movably arranged at the top of the inner cavity of the movable groove, a diversion hole is formed in the middle of the top end of the compression valve body, and the diversion hole is communicated with the inside of the movable groove. According to the utility model, the sealing ring is contacted with the bottom of the compression valve body, so that the gap of the compression valve body, which is arranged in the valve seat, can be sealed, the leakage of the compression valve body is prevented, the adjusting sleeve is driven by the rotating adjusting plate to carry out threaded transmission with the bottom of the piston rod, the movable ring can be driven to be inserted into the movable groove upwards, the movable ring can compress the second spring, the pressure of the oil passing through the compression valve can be conveniently adjusted, and the accurate adjustment is conveniently carried out according to the use requirement.

Description

Pure valve sheet type shock absorber compression valve assembly

Technical Field

The utility model relates to the technical field of shock absorbers, in particular to a compression valve assembly of a pure valve plate type shock absorber.

Background

The shock absorber is mainly used for inhibiting vibration and impact from a road surface when the spring rebounds after absorbing the shock, and when the shock absorber is compressed by the compression valve in the shock absorber, the compression valve is opened, so that oil in the lower cavity of the oil cylinder opens the compression valve, the oil enters the oil storage cylinder downwards to be stored, the shock absorber forms damping force, and the shock absorber can play a role in buffering and absorbing the shock.

The existing shock absorber compression valve is inconvenient to install and fix when in use, and the compression valve is easy to shift or reversely rotate when being extruded by oil, so that the situation that the internal tightness of the shock absorber is easy to reduce is easily caused, according to the novel shock absorber compression valve assembly disclosed in Chinese patent publication No. CN207073541U, the compression valve assembly is inconvenient to install and fix when in use, and the situation that the internal tightness of the shock absorber is easy to reversely rotate when being impacted is caused, and the pressure of the oil can not be regulated by the existing compression valve, so that the compression valve is inconvenient to regulate according to the use requirement, and the problem is solved by providing a pure valve plate type shock absorber compression valve assembly according to the situation.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, such as: the compression valve assembly is inconvenient to install and fix when in use, and the compression valve is easy to reversely rotate when impacted, so that the internal tightness of the shock absorber is reduced, and the pressure of oil passing through the existing compression valve cannot be regulated, so that the compression valve is inconvenient to regulate according to the use requirement, and the compression valve assembly of the pure valve plate type shock absorber is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a pure valve sheet formula bumper shock absorber compression valve assembly, includes the disk seat, the support ring is transversely installed to the bottom of disk seat inner chamber, compression valve body is installed to the internal thread of disk seat, movable groove has been seted up to compression valve body's inside, movable groove inner chamber's top movable mounting has the piston block, the water conservancy diversion hole has been seted up at the middle part on compression valve body top, the water conservancy diversion hole is linked together with the inside of movable groove, the mid-mounting of piston block bottom has the piston rod, the mid-mounting of support ring has adjustment mechanism, adjustment mechanism screw thread installs in the bottom of piston rod, the pressure release hole has been seted up on compression valve body's right side, the top of pressure release hole is linked together with the top of movable groove, the solid fixed ring is installed at the top of compression valve body, stop gear is all installed to the both sides on disk seat top, the bottom of stop gear is respectively movable interlude in the inside of stop groove.

Preferably, the stop gear is including installing the spacing of the both sides on solid fixed ring top, the inside vertical installation of spacing is adjusted the pole, adjustable fender is installed to the bottom of adjusting the pole, the mid-mounting of adjustable fender bottom has the gag lever post, the bottom of gag lever post is movable respectively alternates in the inside of spacing groove, first spring is all installed to the interior roof of spacing, the bottom and the adjustable fender of first spring contact.

Preferably, the top of adjusting the pole is installed the adjusting ring jointly, the top at compression valve body is adorned to the adjusting ring suit.

Preferably, the adjusting mechanism comprises an adjusting sleeve which is arranged at the bottom of the piston rod in a threaded manner, a movable ring is arranged in the movable groove in a penetrating manner at the top end of the adjusting sleeve, the movable ring is sleeved at the bottom of the piston rod, and an adjusting plate is arranged at the bottom of the adjusting sleeve.

Preferably, a second spring is mounted at the bottom end of the piston block, and the bottom end of the second spring is in contact with the movable ring.

Preferably, a sealing ring is installed at the top end of the supporting ring, and the top end of the sealing ring is in contact with the bottom of the compression valve body.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, when the shock absorber is compressed, the oil can be led into the movable groove through the diversion hole, so that the oil can downwards push the piston block to move, the oil can flow out through the pressure relief hole, and the sealing ring is contacted with the bottom of the compression valve body, so that a gap of the compression valve body, which is arranged in the valve seat, can be sealed, the compression valve body is prevented from leaking, the adjusting sleeve is driven to carry out threaded transmission with the bottom of the piston rod through the rotation of the adjusting plate, the movable ring can be driven to be inserted into the movable groove upwards, the movable ring can compress the second spring, the pressure of the oil passing through the compression valve can be conveniently adjusted, and the accurate adjustment can be conveniently carried out according to use requirements.

(2) According to the utility model, the movable baffle is pushed downwards by the first spring to move, the limiting rod can be driven to move downwards, so that the bottom of the limiting rod can be inserted into the limiting groove, the limiting effect can be achieved between the fixed ring and the valve seat, the compression valve body is prevented from reversely rotating after being installed on the valve seat, the compression valve body is prevented from moving out of the valve seat, the situation that a gap appears between the compression valve body and the valve body to reduce the tightness is avoided, the adjusting rod can be simultaneously driven to move upwards by pulling the adjusting ring, the limiting rod can be simultaneously driven to move out of the limiting groove, the fixation of the compression valve body is conveniently removed, the compression valve body is conveniently taken out of the valve seat, and the damaged compression valve body is conveniently replaced.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present utility model;

FIG. 2 is a schematic diagram of a first embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a second embodiment of the present utility model.

In the figure: 1. a valve seat; 2. compressing the valve body; 3. a deflector aperture; 4. a movable groove; 5. a piston block; 6. a pressure relief hole; 7. a limiting mechanism; 71. a limiting frame; 72. a first spring; 73. an adjusting rod; 74. a movable baffle; 75. a limit rod; 8. a fixing ring; 9. an adjusting mechanism; 91. an adjusting sleeve; 92. a movable ring; 93. an adjusting plate; 10. a support ring; 11. a seal ring; 12. an adjusting ring; 13. a limit groove; 14. a second spring; 15. a piston rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-3, a compression valve assembly of a pure valve plate type shock absorber comprises a valve seat 1, a supporting ring 10 is transversely arranged at the bottom of an inner cavity of the valve seat 1, a compression valve body 2 is arranged at the inner thread of the valve seat 1, a sealing ring 11 is arranged at the top end of the supporting ring 10, the top end of the sealing ring 11 is contacted with the bottom of the compression valve body 2, a gap of the compression valve body 2 arranged in the valve seat 1 can be sealed to prevent the compression valve body 2 from leaking, a movable groove 4 is arranged in the compression valve body 2, a piston block 5 is movably arranged at the top of the inner cavity of the movable groove 4, a second spring 14 is arranged at the bottom end of the piston block 5, the bottom end of the second spring 14 is contacted with a movable ring 92, the piston block 5 can be supported through the second spring 14, when the piston block 5 is not stressed, the piston block 5 is pushed to reset, the piston block 5 can plug the pressure relief hole 6, the middle part of the top end of the compression valve body 2 is provided with the flow guide hole 3, the flow guide hole 3 is communicated with the inside of the movable groove 4, the middle part of the bottom end of the piston block 5 is provided with the piston rod 15, the middle part of the support ring 10 is movably provided with the regulating mechanism 9, the regulating mechanism 9 is arranged at the bottom of the piston rod 15 in a threaded manner, the right side of the compression valve body 2 is provided with the pressure relief hole 6, the top of the pressure relief hole 6 is communicated with the top of the movable groove 4, the top of the compression valve body 2 is provided with the fixed ring 8, both sides of the top end of the fixed ring 8 are provided with the limiting mechanisms 7, both sides of the top end of the valve seat 1 are provided with the limiting grooves 13, and the bottom of the limiting mechanism 7 is respectively movably inserted in the inside the limiting grooves 13.

Embodiment one:

as shown in fig. 2, the stop mechanism 7 includes a stop frame 71 installed on two sides of the top end of the fixed ring 8, an adjusting rod 73 is vertically installed in the stop frame 71, a movable baffle 74 is installed at the bottom end of the adjusting rod 73, a stop lever 75 is installed in the middle of the bottom end of the movable baffle 74, the bottom ends of the stop levers 75 are respectively movably inserted into the inside of the stop grooves 13, first springs 72 are installed on the inner top wall of the stop frame 71, the bottom ends of the first springs 72 are in contact with the movable baffle 74, an adjusting ring 12 is jointly installed on the top end of the adjusting rod 73, the adjusting ring 12 is sleeved on the top of the compression valve body 2, the movable baffle 74 is pushed downwards through the first springs 72 to move, the stop lever 75 can be driven to move downwards, the bottom of the stop lever 75 can be inserted into the inside of the stop groove 13, the fixed ring 8 and the valve seat 1 can be limited, reverse rotation of the compression valve body 2 after being installed on the valve seat 1 is prevented, the compression valve body 2 is prevented from moving out of the inside the valve seat 1, and gaps between the compression valve body 2 and the valve seat 1 are prevented from being caused.

Embodiment two:

as shown in fig. 3, the adjusting mechanism 9 includes an adjusting sleeve 91 that is screwed on the bottom of the piston rod 15, a movable ring 92 is installed in the movable groove 4 and sleeved on the bottom of the piston rod 15, an adjusting plate 93 is installed on the bottom of the adjusting sleeve 91, the adjusting sleeve 91 is driven to be in threaded transmission with the bottom of the piston rod 15 by rotating the adjusting plate 93, the movable ring 92 can be driven to be screwed in the movable groove 4 upwards, the movable ring 92 compresses the second spring 14, the pressure that the oil of the compression valve passes through can be conveniently adjusted, and accurate adjustment is conveniently performed according to use requirements.

In the utility model, when a user uses the device, when the shock absorber is compressed, oil is led into the movable groove 4, so that the oil can push the piston block 5 downwards to move, the oil can flow out through the pressure relief hole 6, when the pressure of the oil passing through the shock absorber needs to be regulated, the regulating plate 93 is rotated to drive the regulating sleeve 91 to carry out threaded transmission with the bottom of the piston rod 15, the movable ring 92 can be driven to be penetrated upwards into the movable groove 4, the movable ring 92 is used for compressing the second spring 14, the pressure of the oil passing through the compression valve can be conveniently regulated, after the compression valve body 2 is installed in the valve seat 1 in a threaded manner, the first spring 72 pushes the movable baffle plate 74 downwards, the limiting rod 75 can be driven to be penetrated downwards, the bottom of the limiting rod 75 can be penetrated into the limiting groove 13, and when the compression valve body 2 needs to be replaced, the regulating rod 73 can be simultaneously driven to be moved upwards by pulling the regulating rod 12, so that the limiting rod 75 can be simultaneously driven to be removed from the inside of the limiting groove 13, the fixation of the compression valve body 2 can be conveniently removed, and the compression valve body 2 can be conveniently taken out from the inside of the valve seat 1.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A compression valve assembly of a pure valve plate type shock absorber comprises a valve seat (1), and is characterized in that, a supporting ring (10) is transversely arranged at the bottom of the inner cavity of the valve seat (1), the compression valve body (2) is arranged in the internal thread of the valve seat (1), a movable groove (4) is formed in the compression valve body (2), a piston block (5) is movably arranged at the top of the inner cavity of the movable groove (4), a diversion hole (3) is arranged in the middle of the top end of the compression valve body (2), the diversion hole (3) is communicated with the inside of the movable groove (4), a piston rod (15) is arranged in the middle of the bottom end of the piston block (5), an adjusting mechanism (9) is movably arranged in the middle of the supporting ring (10), the adjusting mechanism (9) is arranged at the bottom of the piston rod (15) in a threaded way, the right side of the compression valve body (2) is provided with a pressure relief hole (6), the top of the pressure relief hole (6) is communicated with the top of the movable groove (4), a fixed ring (8) is arranged at the top of the compression valve body (2), limiting mechanisms (7) are arranged on two sides of the top end of the fixed ring (8), limiting grooves (13) are formed on two sides of the top end of the valve seat (1), the bottom of the limiting mechanism (7) is movably inserted into the limiting groove (13) respectively.

2. The pure valve sheet type shock absorber compression valve assembly according to claim 1, wherein the limiting mechanism (7) comprises limiting frames (71) arranged on two sides of the top end of the fixed ring (8), an adjusting rod (73) is vertically arranged in the limiting frames (71), a movable baffle (74) is arranged at the bottom end of the adjusting rod (73), a limiting rod (75) is arranged in the middle of the bottom end of the movable baffle (74), the bottom ends of the limiting rods (75) are respectively movably inserted into the limiting grooves (13), first springs (72) are arranged on the inner top wall of the limiting frames (71), and the bottom ends of the first springs (72) are in contact with the movable baffle (74).

3. The compression valve assembly of the pure valve plate type shock absorber according to claim 2, wherein the top ends of the adjusting rods (73) are jointly provided with adjusting rings (12), and the adjusting rings (12) are sleeved on the top of the compression valve body (2).

4. The compression valve assembly of the pure valve plate type shock absorber according to claim 1, wherein the adjusting mechanism (9) comprises an adjusting sleeve (91) which is installed at the bottom of the piston rod (15) in a threaded mode, the top end of the adjusting sleeve (91) is inserted into the movable groove (4) and is internally provided with a movable ring (92), the movable ring (92) is sleeved at the bottom of the piston rod (15), and an adjusting plate (93) is installed at the bottom of the adjusting sleeve (91).

5. The compression valve assembly of a pure valve plate shock absorber according to claim 4, wherein the bottom end of the piston block (5) is provided with a second spring (14), and the bottom end of the second spring (14) is in contact with the movable ring (92).

6. A pure valve disc shock absorber compression valve assembly according to claim 1, characterized in that the top end of the support ring (10) is provided with a sealing ring (11), the top end of the sealing ring (11) is in contact with the bottom of the compression valve body (2).