CN220151969U - Needle cylinder type balance valve and seat - Google Patents

Needle cylinder type balance valve and seat Download PDF

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Publication number
CN220151969U
CN220151969U CN202321361374.7U CN202321361374U CN220151969U CN 220151969 U CN220151969 U CN 220151969U CN 202321361374 U CN202321361374 U CN 202321361374U CN 220151969 U CN220151969 U CN 220151969U
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CN
China
Prior art keywords
cylinder
gas chamber
balance valve
movable rod
rod
Prior art date
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Active
Application number
CN202321361374.7U
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Chinese (zh)
Inventor
陈建锋
赵志强
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Cixi Victor Automatic Control Components Co ltd
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Cixi Victor Automatic Control Components Co ltd
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Priority to CN202321361374.7U priority Critical patent/CN220151969U/en
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Publication of CN220151969U publication Critical patent/CN220151969U/en
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Abstract

The utility model discloses a cylinder type balance valve and a seat, which comprises a cylinder, wherein a movable rod is movably arranged in the cylinder, sealing sleeves are arranged between the outer sides of two ends of the movable rod and the inner wall of the cylinder, a gas chamber C is formed between the two sealing sleeves, one end of the inside of the cylinder is provided with a gas chamber B, the other end of the inside of the cylinder is provided with a gas chamber A, a control rod is movably arranged on the inner side of the movable rod and extends to the outer side of the cylinder through the gas chamber A, a guide rod is arranged at the bottom of the cylinder through a guide mounting sleeve, and a guide shell is arranged at one end of the guide rod.

Description

Needle cylinder type balance valve and seat
Technical Field
The utility model belongs to the technical field of needle cylinder type balance valves and seats, and particularly relates to a needle cylinder type balance valve and a seat.
Background
Application number 201921749759.4 discloses a pneumatic suspension valve and a seat, the pneumatic suspension valve comprising a first cylinder and at least one first control rod slidably arranged in the first cylinder, the first cylinder comprising a first air inlet, an air outlet and an air spring connection port; the first air inlet is connected with an air source; and through the relative displacement of the first control rod and the first cylinder relative to each other, the air spring connecting port is connected with the first air inlet or the air outlet in a gas flow way, so that the air spring is inflated or deflated. The utility model provides a cylinder type balance valve and a seat, which have simple structure, convenient installation and maintenance and low cost, but have complex mechanical structure and large overall structure size, can only be applied to a table and a chair of a heavy truck, and cannot be applied to a seat of a light truck with limited space.
Disclosure of Invention
The utility model aims to provide a needle cylinder type balance valve and a seat, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cylinder formula balance valve, includes the drum, the inside activity of drum is provided with the movable rod, and is provided with the seal cover between the inner wall of movable rod both ends outside and drum, and forms gas chamber C between two seal covers, the inside one end of drum is provided with gas chamber B, and the other end is provided with gas chamber A, the guide bar is installed through the direction installation cover to the bottom of drum, the one end of guide bar is provided with the direction shell, the inboard activity of movable rod is provided with the control rod, and the control rod passes gas chamber A and extends to the inboard of direction shell, gas chamber A's outside sets up the air inlet that is linked together with it, gas chamber C's outside is provided with the air spring connector that is linked together with it, gas chamber B's outside is provided with the gas vent that is linked together with it.
Preferably, a mounting sleeve is arranged at one end of the bottom of the cylinder, and the mounting sleeve and the cylinder are of an integrated structure.
Preferably, one end of the control rod extending to the inner side of the movable rod is of a conical structure, two ends of the movable rod are of hollow structures communicated with each other, and the shape of an inner through hole of the movable rod is matched with the shape of the end part of the control rod.
Preferably, a sealing plug is arranged at one end of the cylinder, which is close to the gas chamber B, and a sealing ring sleeve is arranged at the position where the control rod penetrates through the cylinder.
The utility model provides a seat, includes cylinder formula balanced valve, still includes base and footstock, base and footstock are connected through two sets of scissors shelves, fixed mounting has the air spring top cap on the base, swing between air spring top cap and the base and install the bumper shock absorber, cylinder formula balanced valve passes the installation cover through the bolt and installs on the base, fixed mounting has the seat frame on the footstock.
Compared with the prior art, the utility model has the beneficial effects that: compared with the existing pneumatic suspension valve, the novel cylinder type balance valve is more compact in structure, reduces the whole volume and the installation space while guaranteeing the same functional effect, can be simultaneously applied to seats of heavy trucks and seats of light trucks, and reduces the limitations of use and installation.
Drawings
Fig. 1 is a schematic elevational view of the present utility model.
Fig. 2 is a schematic side view of the present utility model.
Fig. 3 is a schematic top view of the present utility model.
1. A cylinder; 2. a mounting sleeve; 3. a guide housing; 4. a control lever; 5. a guide rod; 6. a guide mounting sleeve; 7. an air inlet; 8. an air spring connection port; 9. an exhaust port; 10. a gas chamber A; 11. a movable rod; 12. a gas chamber B; 13. a gas chamber C; 14. a base; 15. a shear blade holder; 16. a top base; 17. a seat frame; 18. an air spring top cover; 19. a shock absorber.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a cylinder-type balance valve, including drum 1, the inside activity of drum 1 is provided with movable rod 11, and be provided with the seal cover between the inner wall of drum 1 and the both ends outside of movable rod 11, and form gas chamber C13 between two seal covers, the inside one end of drum 1 is provided with gas chamber B12, the other end is provided with gas chamber A10, the guide bar 5 is installed through direction installation cover 6 to the bottom of drum 1, one end of guide bar 5 is provided with direction shell 3, the inboard activity of movable rod 11 is provided with control rod 4, and control rod 4 passes gas chamber A10 and extends to the inboard of direction shell 3, the outside of gas chamber A10 is provided with air inlet 7 that is linked together with it, the outside of gas chamber C13 is provided with air spring connector 8 that is linked together with it, the outside of gas chamber B12 is provided with gas vent 9 that is linked together with it; in this embodiment, preferably, an installation sleeve 2 is disposed at one end of the bottom of the cylinder 1, and the installation sleeve 2 and the cylinder 1 are of an integral structure, so as to facilitate later installation; in this embodiment, preferably, one end of the control rod 4 extending to the inner side of the movable rod 11 is in a conical structure, two ends of the movable rod 11 are in a hollow structure which are mutually communicated, and the shape of an internal through hole of the movable rod 11 is matched with that of the end part of the control rod 4, so that the internal through hole of the movable rod 11 and the control rod 4 can be completely closed and sealed, and gas circulation can be realized through separation; in this embodiment, preferably, a sealing plug is disposed at one end of the cylinder 1 near the gas chamber B12, so as to ensure good tightness; the control rod 4 is provided with a sealing ring sleeve at the position penetrating the cylinder 1 in order to ensure good tightness.
The utility model provides a seat, the cylinder formula balance valve that includes still includes base 14 and footstock 16, and base 14 and footstock 16 are connected through two sets of scissors shelves 15, and fixed mounting has air spring top cap 18 on the base 14, and the vibration is installed to the vibration between air spring top cap 18 and the base 14 and is installed on the base 14 through the bolt, and fixed mounting has seat frame 17 on the footstock 16 for the structure is installed on the seat with compact cylinder formula balance valve, guarantees that the space that occupies reduces, easy to assemble.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. Needle cylinder balance valve comprising a cylinder (1), characterized in that: the inside activity of drum (1) is provided with movable rod (11), and is provided with the seal cover between the inner wall of movable rod (11) both ends outside and drum (1), and forms gas chamber C (13) between two seal covers, the inside one end of drum (1) is provided with gas chamber B (12), and the other end is provided with gas chamber A (10), guide rod (5) are installed through direction installation cover (6) in the bottom of drum (1), the one end of guide rod (5) is provided with direction shell (3), the inboard activity of movable rod (11) is provided with control rod (4), and control rod (4) pass gas chamber A (10) and extend to the inboard of direction shell (3), the outside of gas chamber A (10) sets up air inlet (7) that are linked together with it, the outside of gas chamber C (13) is provided with air spring connector (8) rather than being linked together, the outside of gas chamber B (12) is provided with gas vent (9) that are linked together with it.
2. A syringe balance valve according to claim 1, wherein: one end of the bottom of the cylinder (1) is provided with a mounting sleeve (2), and the mounting sleeve (2) and the cylinder (1) are of an integrated structure.
3. A syringe balance valve according to claim 1, wherein: one end of the control rod (4) extending to the inner side of the movable rod (11) is of a conical structure, two ends of the movable rod (11) are of hollow structures which are communicated with each other, and the shape of an inner through hole of the movable rod (11) is matched with the shape of the end part of the control rod (4).
4. A syringe balance valve according to claim 1, wherein: one end of the cylinder (1) close to the gas chamber B (12) is provided with a sealing plug, and a sealing ring sleeve is arranged at the position where the control rod (4) passes through the cylinder (1).
5. A seat, characterized in that: the cylinder type balance valve comprises the cylinder type balance valve according to any one of claims 1 to 4, and further comprises a base (14) and a top seat (16), wherein the base (14) and the top seat (16) are connected through two groups of shear blades (15), an air spring top cover (18) is fixedly installed on the base (14), a shock absorber (19) is installed between the air spring top cover (18) and the base (14) in a swinging mode, the cylinder type balance valve is installed on the base (14) through a bolt penetrating through an installation sleeve (2), and a seat frame (17) is fixedly installed on the top seat (16).
CN202321361374.7U 2023-05-31 2023-05-31 Needle cylinder type balance valve and seat Active CN220151969U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321361374.7U CN220151969U (en) 2023-05-31 2023-05-31 Needle cylinder type balance valve and seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321361374.7U CN220151969U (en) 2023-05-31 2023-05-31 Needle cylinder type balance valve and seat

Publications (1)

Publication Number Publication Date
CN220151969U true CN220151969U (en) 2023-12-08

Family

ID=89021638

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321361374.7U Active CN220151969U (en) 2023-05-31 2023-05-31 Needle cylinder type balance valve and seat

Country Status (1)

Country Link
CN (1) CN220151969U (en)

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