CN218267481U - Stacked overflow valve convenient to install - Google Patents
Stacked overflow valve convenient to install Download PDFInfo
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- CN218267481U CN218267481U CN202221365061.4U CN202221365061U CN218267481U CN 218267481 U CN218267481 U CN 218267481U CN 202221365061 U CN202221365061 U CN 202221365061U CN 218267481 U CN218267481 U CN 218267481U
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- positioning seat
- pressure valve
- connecting rod
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Abstract
The utility model relates to an overflow valve technical field especially relates to an stack formula overflow valve convenient to installation, including casing, pressure valve case and locating component, be provided with the guide seat in the casing, the one end at the casing is installed to the pressure valve case, and the inside of pressure valve case is provided with inside case, locating component sets up the junction at casing and pressure valve case, and locating component includes outer positioning seat, interior positioning seat and adjusting screw, and the welding has the connecting rod between outer positioning seat and the interior positioning seat, and the connecting rod activity is between the inner wall of casing, and adjusting screw runs through the connecting rod and set up with it threaded connection, and the lug has still been welded to one side of interior positioning seat, and the lug sets up in the casing along sharp elasticity. Compared with the prior art, the utility model discloses the dismouting is simple and convenient to the leakproofness and the stability of junction have been guaranteed effectively.
Description
Technical Field
The utility model relates to an overflow valve technical field especially relates to a stack formula overflow valve convenient to installation.
Background
The overflow valve plays a safety protection role in the system, when the pressure of the system exceeds a specified value, the safety valve is pushed open, and a part of gas in the system is discharged into the atmosphere, so that the pressure of the system does not exceed an allowable value, and the system is ensured not to have accidents due to overhigh pressure.
Along with the development and the progress of technology, the stack overflow valve also arises along with it, and as the stack overflow valve, it can possess more flow direction, also can attach 2 pressure valve spools to improve the efficiency of overflow valve, but when the installation, the connection between pressure valve spool and the casing can have not hard up sense, leads to the not good problem of leakproofness to appear, and the dismouting of being not convenient for moreover, therefore the stack overflow valve of being convenient for the installation that needs a urgent need solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the prior art and providing a stack overflow valve convenient to installation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a stacked overflow valve convenient to install comprises a shell, a pressure valve core and a positioning assembly, wherein a pilot seat is arranged in the shell, the pressure valve core is installed at one end of the shell, and an internal valve core is arranged inside the pressure valve core;
the positioning assembly is arranged at the joint of the shell and the valve core of the pressure valve, the positioning assembly comprises an outer positioning seat, an inner positioning seat and an adjusting screw rod, a connecting rod is welded between the outer positioning seat and the inner positioning seat, the connecting rod is movable between the inner walls of the shell, the adjusting screw rod penetrates through the connecting rod and is in threaded connection with the connecting rod, a convex block is further welded on one side of the inner positioning seat, and the convex block is elastically arranged in the shell along a straight line.
Preferably, the shell is further provided with a first channel, a second channel, a third channel and a fourth channel.
Preferably, the pilot seat is connected with the internal valve core, and a spring in contact with the internal valve core is further arranged inside the pressure valve core.
Preferably, an adjusting screw is arranged at the end part of the valve core of the pressure valve, and the adjusting screw is in contact with the other end of the spring.
Preferably, a guide rod is welded between the inner walls of the shell, a first adjusting spring is sleeved on the guide rod, the convex block slides on the guide rod and is in contact with one end of the first adjusting spring, and the other end of the first adjusting spring is welded on the inner wall of one side of the shell.
Preferably, a sliding hole matched with the connecting rod is formed in the end wall of one side of the shell, and a second adjusting spring is sleeved on the outer wall of the adjusting screw on one side of the connecting rod.
The beneficial effects of the utility model are that:
set up locating component through the junction at casing and pressure valve case, locating component is by outer positioning seat, interior positioning seat and adjusting screw isotructure are formed, utilize outer positioning seat, interior positioning seat respectively with the matching of casing and pressure valve case, thereby compensate the leakproofness of joint gap department, simultaneously, the casing directly uses the mode of screw thread to assemble the dismouting of changing with the junction of pressure valve case, and locating component's existence also provides the guarantee for the stability of being connected of casing and pressure valve case. Compared with the prior art, the utility model discloses the dismouting is simple and convenient to the leakproofness and the stability of junction have been guaranteed effectively.
Drawings
Fig. 1 is a schematic structural view of a stacked overflow valve convenient to install according to the present invention;
fig. 2 is an enlarged structural schematic diagram of a part a in fig. 1.
In the figure: 1. a housing; 2. a pressure valve spool; 3. an adjusting screw; 4. an inner valve core; 5. a spring; 6. a pilot seat; 7. a first channel; 8. a second channel; 9. a third channel; 10. a fourth channel; 11. an outer positioning seat; 12. an inner positioning seat; 13. adjusting the screw rod; 14. a guide bar; 15. a bump; 16. a connecting rod.
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.
Referring to fig. 1-2, a conveniently-installed stacked overflow valve comprises a shell 1, a pressure valve core 2 and a positioning assembly, wherein one or two pressure valve cores 2 are arranged, a pilot seat 6 is arranged in the shell 1, a first channel 7, a second channel 8, a third channel 9 and a fourth channel 10 are further arranged in the shell 1, the pressure valve core 2 is arranged at one end of the shell 1, an internal valve core 4 is arranged in the pressure valve core 2, the pilot seat 6 is connected with the internal valve core 4, a spring 5 which is in contact with the internal valve core 4 is further arranged in the pressure valve core 2, an adjusting screw 3 is arranged at the end of the pressure valve core 2 in a threaded manner, and the adjusting screw 3 is in contact with the other end of the spring 5;
the positioning assembly is arranged at the joint of the shell 1 and the pressure valve spool 2, the positioning assembly comprises an outer positioning seat 11, an inner positioning seat 12 and an adjusting screw rod 13, a connecting rod 16 is welded between the outer positioning seat 11 and the inner positioning seat 12, the connecting rod 16 is arranged to drive the outer positioning seat 11 and the inner positioning seat 12 to synchronously move and adjust, the connecting rod 16 moves between the inner walls of the shell 1, the adjusting screw rod 13 penetrates through the connecting rod 16 and is in threaded connection with the connecting rod 16, the adjusting screw rod 13 is arranged to provide driving force for the movement of the outer positioning seat 11 and the inner positioning seat 12, a convex block 15 is further welded on one side of the inner positioning seat 12, the convex block 15 is arranged to assist in guiding and limiting for the movement of the outer positioning seat 11 and the inner positioning seat 12, and the convex block 15 is elastically arranged in the shell 1 along a straight line.
Furthermore, a guide rod 14 is welded between the inner walls of the shell 1, a first adjusting spring is sleeved on the guide rod 14, a bump 15 slides on the guide rod 14 and contacts with one end of the first adjusting spring, the other end of the first adjusting spring is welded on the inner wall of one side of the shell 1, a sliding hole matched with the connecting rod 16 is formed in the end wall of one side of the shell 1, and a second adjusting spring is sleeved on the outer wall of the adjusting screw 13 of one side of the connecting rod 16.
In this embodiment, the valve is mainly composed of a housing 1 and two pressure valve spools 2, and system pressure can be set through an adjusting screw 3. In the initial position in the closed state, the pressure at the third passage 9 acts on the inner spool 4. If the pressure at the third channel 9 exceeds the value set on the spring 5, the pilot seat 6 opens, hydraulic oil flows from the first channel 7 into the second channel 8, and pilot oil return to the chamber in which the spring 5 is located is achieved through the inside of the second channel 8.
During the installation, connect mode and casing 1 through the screw soon with pressure valve case 2 earlier, then, anticlockwise rotation adjusting screw 13, make connecting rod 16 under adjusting screw 13's screw drive and casing 1 to its spacing guiding action, connecting rod 16 moves to casing 1's axis one side along the inner wall of casing 1's end wall, and then drive outer positioning seat 11 and interior positioning seat 12 synchronous motion, contact when outer positioning seat 11 and pressure valve case 2's outer bayonet socket, when interior positioning seat 12 contacts with pressure valve case 2's interior bayonet socket, stop to rotate adjusting screw 13 can, during the dismantlement, otherwise can.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (6)
1. A stacked overflow valve convenient to install comprises a shell (1), a pressure valve core (2) and a positioning assembly, wherein a pilot seat (6) is arranged in the shell (1), the pressure valve core (2) is installed at one end of the shell (1), and an internal valve core (4) is arranged inside the pressure valve core (2);
the novel pressure valve is characterized in that the positioning assembly is arranged at the joint of the shell (1) and the pressure valve core (2), the positioning assembly comprises an outer positioning seat (11), an inner positioning seat (12) and an adjusting screw rod (13), a connecting rod (16) is welded between the outer positioning seat (11) and the inner positioning seat (12), the connecting rod (16) is movably arranged between the inner walls of the shell (1), the adjusting screw rod (13) penetrates through the connecting rod (16) and is in threaded connection with the connecting rod, a lug (15) is further welded on one side of the inner positioning seat (12), and the lug (15) is elastically arranged in the shell (1) along a straight line.
2. The overlapped overflow valve convenient to mount as claimed in claim 1, wherein the housing (1) is further provided with a first passage (7), a second passage (8), a third passage (9) and a fourth passage (10).
3. The overflow valve convenient to install according to claim 1, wherein the pilot seat (6) is connected with the inner valve core (4), and the spring (5) in contact with the inner valve core (4) is further arranged inside the pressure valve core (2).
4. An easily installed overlap relief valve according to claim 3 wherein the end of the pressure valve spool (2) is provided with an adjusting screw (3), the adjusting screw (3) being arranged in contact with the other end of the spring (5).
5. The overflow valve convenient to install according to claim 1, wherein a guide rod (14) is welded between the inner walls of the casing (1), a first adjusting spring is sleeved on the guide rod (14), the lug (15) slides on the guide rod (14) and is in contact with one end of the first adjusting spring, and the other end of the first adjusting spring is welded on one side inner wall of the casing (1).
6. The overflow valve convenient to mount as claimed in claim 1, wherein a sliding hole matched with the connecting rod (16) is formed in an end wall of one side of the housing (1), and a second adjusting spring is sleeved on an outer wall of the adjusting screw (13) on one side of the connecting rod (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221365061.4U CN218267481U (en) | 2022-06-02 | 2022-06-02 | Stacked overflow valve convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221365061.4U CN218267481U (en) | 2022-06-02 | 2022-06-02 | Stacked overflow valve convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218267481U true CN218267481U (en) | 2023-01-10 |
Family
ID=84755959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221365061.4U Active CN218267481U (en) | 2022-06-02 | 2022-06-02 | Stacked overflow valve convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218267481U (en) |
-
2022
- 2022-06-02 CN CN202221365061.4U patent/CN218267481U/en active Active
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| GR01 | Patent grant |