CN219013471U

CN219013471U - Quick-switching hydraulic safety valve

Info

Publication number: CN219013471U
Application number: CN202222969221.2U
Authority: CN
Inventors: 刘登达; 夏勇
Original assignee: Shanghai Juliang Solenoid Valve Manufacture Co ltd
Current assignee: Shanghai Juliang Solenoid Valve Manufacture Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-05-12
Anticipated expiration: 2032-11-08

Abstract

The utility model relates to the field of safety valves, in particular to a hydraulic safety valve capable of being opened and closed rapidly, which has the technical scheme that: the novel air-conditioning device comprises a main body, wherein an air outlet is fixedly arranged on the bottom surface of the main body, and a connecting port is fixedly arranged on the top end of the main body, and the novel air-conditioning device has the beneficial effects that: through the inside fixed mounting at the main part has the pipeline, the baffle is installed in the top rotation of pipeline, outer wall fixed mounting at the pipeline has the barrier plate, rotate on the outer wall of pipeline and install the traction lever, the top fixed mounting of traction lever has the stopper, the stopper can block the removal of baffle, the bottom rotation of traction lever is installed the dwang, rotate on the dwang and install the threaded rod, the outer wall threaded connection of threaded rod has the thread bush, the mode of fixed mounting has the floating plate on the thread bush realizes can driving the removal of floating plate when liquid flows, come to rotate the traction lever, let the baffle can remove, thereby let liquid can flow, reach the effect that can adjust relief valve pressure value.

Description

Quick-switching hydraulic safety valve

Technical Field

The utility model relates to the field of safety valves, in particular to a hydraulic safety valve capable of being opened and closed rapidly.

Background

The safety valve is a valve for discharging medium outwards when the pressure of medium in the pipeline or equipment rises to a specified value, so as to avoid damage to the equipment or the pipeline caused by overlarge internal pressure, and balance between fluid and external atmosphere is carried out through sealing liquid.

The safety valve is a special valve which is in a normally closed state under the action of external force and prevents the medium pressure in the pipeline or the equipment from exceeding a specified value by discharging the medium to the outside of the system when the medium pressure in the equipment or the pipeline rises to exceed the specified value. The safety valve belongs to automatic valves, and is mainly used for boilers, pressure vessels and pipelines, and the control pressure does not exceed a specified value, so that the safety valve plays an important role in protecting personal safety and equipment operation. The relief valve must be pressure tested for use.

When the existing safety valve is used, the safety valve is opened and closed according to external air pressure, but the air pressure is very small in certain occasions, the opening pressure value of the safety valve cannot be adjusted, the normal use of fluid is affected, and when the pressure in the safety valve is too high, the safety valve can burst, so that the internal air or liquid leaks and splashes, and casualties and property loss are caused.

Therefore, it is necessary to invent a fast switching hydraulic safety valve.

Disclosure of Invention

Therefore, the utility model provides a quick-switching hydraulic safety valve, which solves the problems that in certain occasions, the air pressure is very small, the opening pressure value of the safety valve cannot be adjusted, the normal use of fluid is influenced, when the pressure in the safety valve is too high, the safety valve possibly bursts, the internal gas or liquid leaks and splashes, and the casualties and property loss are caused by arranging a floating plate capable of floating up and down in a pipeline and arranging an air outlet at the bottom end of a main body.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a quick switch relief valve that surges, includes the main part, the bottom surface fixed mounting of main part has the gas vent, the top fixed mounting of main part has the connector, the connector passes the inside of main part, the inside fixed mounting in top of main part has the fixed pipe, the inside of fixed pipe is equipped with the pipeline, the pipeline passes and fixed mounting is in the bottom surface of main part.

Preferably, a clamping block is fixedly installed on the outer wall of the pipeline, grooves are uniformly formed in the outer wall of the clamping block, a fixing block is uniformly and fixedly installed on the inner wall of the connecting port, and the fixing block can be inserted into the grooves.

Preferably, the top of pipeline is equipped with the baffle, fixed mounting has the dwang on the baffle, the one end that the baffle was kept away from to the dwang rotates to be installed on rotating seat one, and rotating seat one fixed mounting is on the outer wall of pipeline.

Preferably, a blocking block is arranged below the first rotating seat and fixedly arranged on the outer wall of the pipeline, and the top end of the blocking block can block the rotation of the rotating rod.

Preferably, the outer wall of baffle is equipped with the traction lever, the top fixed mounting of traction lever has the stopper, stopper on the traction lever can block the baffle, rotate on the traction lever and install rotation seat two.

Preferably, the second rotating seat is fixedly arranged on the outer wall of the pipeline, the traction rod penetrates through the inner wall of the pipeline, and a cavity is formed in the joint of the traction rod and the pipeline.

Preferably, the one end that the stopper was kept away from to the traction lever rotates and installs the turning block, the last threaded rod that rotates of turning block is installed, the outer wall threaded connection of threaded rod has the thread bush, the one end fixed mounting who keeps away from the threaded rod of thread bush has the floating plate.

The beneficial effects of the utility model are as follows:

1. through the inside fixed mounting at the main part has the pipeline, the top of pipeline rotates installs the baffle, the outer wall fixed mounting at the pipeline has the barrier plate, rotate on the outer wall of pipeline and install the traction lever, the top fixed mounting of traction lever has the stopper, the stopper can block the removal of baffle, the bottom rotation of traction lever installs the revolute block, rotate on the revolute block and install the threaded rod, the outer wall threaded connection of threaded rod has the thread bush, the mode of fixed mounting has the floating plate on the thread bush realizes can drive the removal of floating plate when liquid flows, come to rotate the traction lever, let the baffle can remove, thereby let liquid can flow, reach the effect that can adjust the relief valve pressure value;

2. the exhaust valve is opened by fixedly mounting the exhaust port at the bottom end of the main body, so that the air pressure inside the safety valve can be discharged, and the explosion effect of the safety valve is prevented.

Drawings

FIG. 1 is a cross-sectional view provided by the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of the structure of the top end of the pipeline according to the present utility model;

FIG. 4 is an enlarged view of FIG. 3A provided in the present utility model;

fig. 5 is an enlarged view of fig. 3B provided by the present utility model.

In the figure: the device comprises a main body 1, an exhaust port 2, a fixed pipe 3, a pipeline 4, a clamping block 5, a groove 6, a connecting port 7, a fixed block 8, a baffle 9, a first rotating seat 10, a connecting rod 11, a blocking block 12, a second rotating seat 13, a traction rod 14, a cavity 15, a rotating block 16, a threaded rod 17, a threaded sleeve 18 and a floating plate 19.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to fig. 1-5, the quick-switching hydraulic safety valve provided by the utility model comprises a main body 1, wherein an exhaust port 2 is fixedly arranged on the bottom surface of the main body 1, a connecting port 7 is fixedly arranged at the top end of the main body 1, the connecting port 7 penetrates through the inside of the main body 1, a fixed pipe 3 is fixedly arranged in the top end of the main body 1, a pipeline 4 is arranged in the fixed pipe 3, and the pipeline 4 penetrates through and is fixedly arranged on the bottom surface of the main body 1.

The main body 1 is a main structure of the safety valve, the air outlet 2 is convenient for discharging air pressure in the safety valve, the burst effect caused by the overhigh pressure of the safety valve is prevented, the connecting port 7 can facilitate the combined installation of the two valves and enable liquid to flow, the fixed pipe 3 enables the pipeline to be stably installed in the main body 1, and the pipeline 4 enables the liquid to circulate;

the clamping block 5 is fixedly installed on the outer wall of the pipeline 4, the groove 6 is uniformly formed in the outer wall of the clamping block 5, the fixed block 8 is uniformly and fixedly installed on the inner wall of the connecting port 7, the fixed block 8 can be inserted into the groove 6, the baffle 9 is arranged at the top end of the pipeline 4, the rotating rod 11 is fixedly installed on the baffle 9, one end, far away from the baffle 9, of the rotating rod 11 is rotatably installed on the first rotating seat 10, the first rotating seat 10 is fixedly installed on the outer wall of the pipeline 4, the blocking block 12 is arranged below the first rotating seat 10, the blocking block 12 is fixedly installed on the outer wall of the pipeline 4, and the top end of the blocking block 12 can block the rotation of the rotating rod 11;

the fixture block 5 enables the safety valve to be fixedly arranged on the other safety valve, the groove 6 enables the fixture block 5 to be fixedly arranged on the connecting port 7, the fixed block 8 is attached to the groove, the fixture block 5 can be fixedly arranged on the connecting port 7, the baffle 9 enables liquid to circulate and be blocked, the baffle 9 can be rotatably arranged on the pipeline 4 by the rotating rod 11, the rotating seat I10 passes through a rotating point, the rotating rod 11 can be rotatably arranged on the pipeline 4, and the blocking block 12 prevents the rotating rod 11 from excessively rotating to cause damage to the device;

the outer wall of the baffle plate 9 is provided with a traction rod 14, the top end of the traction rod 14 is fixedly provided with a limiting block, the limiting block on the traction rod 14 can clamp the baffle plate 9, a second rotating seat 13 is rotatably arranged on the traction rod 14, the second rotating seat 13 is fixedly arranged on the outer wall of the pipeline 4, the traction rod 14 penetrates through the inner wall of the pipeline 4, a cavity 15 is formed in the joint of the traction rod 14, one end, far away from the limiting block, of the traction rod 14 is rotatably provided with a rotating block 16, the rotating block 16 is rotatably provided with a threaded rod 17, the outer wall of the threaded rod 17 is in threaded connection with a threaded sleeve 18, and one end, far away from the threaded rod 17, of the threaded sleeve 18 is fixedly provided with a floating plate 19;

the traction rod 14 can drive the limiting block to move up and down, the baffle 9 can be fixed, the rotation seat II 13 enables the traction rod 14 to be rotatably installed on the pipeline 4 through a rotation point, the cavity 15 facilitates the rotation of the traction rod 14, the rotation block 16 enables the threaded rod 17 to be rotatably installed on the threaded sleeve 18, the threaded rod 17 is in threaded connection with the threaded sleeve 18, the height of the floating plate 19 is adjusted when the threaded rod 17 rotates to adjust the opening value of the safety valve, and the floating plate 19 can drive the traction rod 14 to move when moving up and down to open the baffle 9;

the application process of the utility model is as follows: those skilled in the art will drive the movement of the floating plate 19 when the liquid flows to rotate the traction rod 14, so that the baffle plate 9 can move, and when the baffle plate 9 moves, the valve can be opened to enable the liquid to flow, so that the effect of adjusting the pressure value of the safety valve is achieved, if the pressure is reduced, the baffle plate 9 is closed under the influence of the patent, the effect of closing is achieved, and if the internal pressure of the safety valve is too high, the exhaust port 2 is opened to exhaust, so that the internal pressure of the safety valve is balanced.

The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. The utility model provides a quick switch relief valve that surges, includes main part (1), its characterized in that: the bottom surface fixed mounting of main part (1) has gas vent (2), the top fixed mounting of main part (1) has connector (7), the inside of main part (1) is passed to connector (7), the inside fixed mounting in top of main part (1) has fixed pipe (3), the inside of fixed pipe (3) is equipped with pipeline (4), pipeline (4) pass and fixed mounting is in the bottom surface of main part (1).

2. The quick-switching hydraulic relief valve of claim 1, wherein: the utility model discloses a pipeline, including pipeline (4) and fixed block, fixed mounting has fixture block (5) on the outer wall of pipeline (4), recess (6) have evenly been seted up to the outer wall of fixture block (5), the even fixed mounting of inner wall of connector (7) has fixed block (8), fixed block (8) can insert in recess (6).

3. The quick-switching hydraulic relief valve of claim 1, wherein: the top of pipeline (4) is equipped with baffle (9), fixed mounting has dwang (11) on baffle (9), the one end that baffle (9) was kept away from to dwang (11) rotates to be installed on rotating seat one (10), rotates seat one (10) fixed mounting on the outer wall of pipeline (4).

4. A rapid switching hydraulic safety valve according to claim 3, wherein: the lower part of the first rotating seat (10) is provided with a blocking block (12), the blocking block (12) is fixedly arranged on the outer wall of the pipeline (4), and the top end of the blocking block (12) can block the rotation of the rotating rod (11).

5. A rapid switching hydraulic safety valve according to claim 3, wherein: the outer wall of baffle (9) is equipped with traction lever (14), the top fixed mounting of traction lever (14) has the stopper, stopper on traction lever (14) can block baffle (9), rotate on traction lever (14) and install rotation seat two (13).

6. The quick acting hydraulic relief valve of claim 5, wherein: the second rotating seat (13) is fixedly arranged on the outer wall of the pipeline (4), the traction rod (14) penetrates through the inner wall of the pipeline (4), and a cavity (15) is formed in the connecting position of the traction rod (14) of the pipeline (4).

7. The quick acting hydraulic relief valve of claim 6 wherein: the traction rod is characterized in that a rotating block (16) is rotatably arranged at one end, far away from the limiting block, of the traction rod (14), a threaded rod (17) is rotatably arranged on the rotating block (16), a threaded sleeve (18) is connected with the outer wall of the threaded rod (17) in a threaded mode, and a floating plate (19) is fixedly arranged at one end, far away from the threaded rod (17), of the threaded sleeve (18).