CN221003960U

CN221003960U - Stop valve with pressure release protection architecture

Info

Publication number: CN221003960U
Application number: CN202321876524.8U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-05-24
Anticipated expiration: 2033-07-17

Abstract

The utility model discloses a stop valve with a pressure relief protection structure, which comprises a stop valve shell, wherein a first plugging mechanism is arranged in the stop valve shell, the top of the first plugging mechanism extends to the upper part of the stop valve shell, the first plugging mechanism is arranged to control the opening and closing conditions of the stop valve shell, the left side of the stop valve shell is an inlet end and is fixedly communicated with a first connector, the right side of the stop valve shell is an exhaust end and is fixedly communicated with a second connector, and the first connector and the second connector are used for realizing connection with an external pipeline. According to the utility model, through a series of structural arrangement, the pressure can be automatically released when the pressure is high, and the pressure during pressure release can be regulated according to the use requirement, so that the pressure release device is suitable for different medium delivery, the application range is improved, and the audible and visual alarm can remind a person to keep away from the stop valve during pressure release, thereby reducing the phenomenon of spraying the pressure to the person during pressure release.

Description

Stop valve with pressure release protection architecture

Technical Field

The utility model relates to the technical field of stop valves, in particular to a stop valve with a pressure relief protection structure.

Background

The stop valve is a closed valve for completely connecting or disconnecting a pipeline, has wide application, is usually used for controlling medium circulation in the pipeline in industries such as petroleum, chemical industry and the like, and when the pressure of the pipeline where the stop valve is positioned is overlarge, if the stop valve is not arranged, the damage of pipeline components can be caused, the medium is discharged to the outside, the environment is polluted, the stop valve and the stop valve in the prior art are separated, and occupy a larger space during installation, so that the stop valve is inconvenient to operate, and the application number is as follows: 201721288995.1 discloses an automatic pressure relief stop valve, wherein a water inlet and a water outlet are respectively arranged on two sides of a valve body, a pressure relief opening is formed in the side wall, close to the water outlet, of the valve body, a plurality of strip-shaped fixing blocks are connected to the outside of the pressure relief opening through mounting blocks, the other ends of the fixing blocks are fixedly connected to mounting seats, strip-shaped sliding grooves are formed in the strip-shaped sliding grooves, pressure relief blocks are fixedly connected to the strip-shaped sliding grooves through sliding blocks, cross bars are fixedly connected to the strip-shaped sliding grooves, springs are arranged on the cross bars, one ends of the springs are fixedly connected to the sliding blocks, the other ends of the springs are fixedly connected to the tops of the strip-shaped sliding grooves, valve caps are fixedly connected to the tops of the valve bodies, valve rods are connected between the valve caps and the valve bodies, the valve rods penetrate through the valve caps to extend into the valve body and are fixedly connected with connecting blocks, the other ends of the connecting blocks are fixedly connected with valve flaps, the cooperation of the pressure relief blocks and the pressure relief openings adopted by the stop valve is convenient and simple to operate, and the service life of the stop valve is prolonged;

The stop valve disclosed in the above patent utilizes the cooperation of pressure release piece and pressure release mouth, can carry out the pressure release to the valve body inside, but the pressure when its pressure release is fixed, can not adjust the pressure when pressure release in the pipeline according to the use needs, because the difference of conveying medium, needs pipeline inside pressure different, when needs pipeline inside to keep great pressure, then needs to change different stop valves, synthesizes above-mentioned condition, consequently we propose a stop valve with pressure release protection architecture.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a stop valve with a pressure relief protection structure.

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

The utility model provides a stop valve with pressure release protection architecture, including the stop valve casing, install first shutoff mechanism in the stop valve casing, the top of first shutoff mechanism extends to the top of stop valve casing, first shutoff mechanism's setting can be controlled the opening and the condition of closing of stop valve casing, the left side of stop valve casing is the entrance point and the intercommunication is fixed with first connector, the right side of stop valve casing is the discharge end and the intercommunication is fixed with the second connector, first connector and second connector are used for realizing the connection with outside pipeline, the right side inner wall bottom intercommunication of stop valve casing is fixed with L shape and arranges the pressure tube, arrange the pressure tube through L shape and arrange the pressure tube, the inner wall left side of L shape arranges the pressure tube is established to the toper structure, the intraductal movable sleeve of L shape arranges the pressure adjustable shutoff mechanism that is equipped with, pressure adjustable shutoff mechanism is used for the pressure operation, and can be used for adjusting the pressure size when the pressure is released, the right side of pressure adjustable shutoff mechanism extends to the right side of L shape arranges the pressure tube, L shape arranges the pressure tube and is fixed on pressure adjustable shutoff mechanism, first connector and second connector are used for realizing the connection with outside pipeline's connection, the connection with alarm panel, alarm panel visual display and pressure display and alarm panel display and pressure display panel are convenient for pressure display and alarm panel display and pressure adjustment.

Preferably, the first plugging mechanism comprises a plugging block tightly sleeved in the stop valve casing, the top of the plugging block is rotationally provided with a T-shaped screw rod, the top of the T-shaped screw rod extends to the upper side of the stop valve casing, the stop valve casing is sleeved with threads, the right side of the top of the plugging block is fixedly connected with an L-shaped positioning rod, the top of the L-shaped positioning rod extends to the upper side of the stop valve casing, the stop valve casing is slidingly sleeved on the L-shaped positioning rod, the L-shaped positioning rod plays a vertical guiding effect on the plugging block, and the T-shaped screw rod and the stop valve casing are in threaded connection, and can move in the same time as rotating.

Preferably, the shutoff mechanism with adjustable pressure includes that the movable sleeve establishes the toper shutoff piece in L shape row pressure pipe inner wall left side, the toper shutoff piece is used for carrying out the shutoff to L shape row pressure pipe, the right side fixedly connected with locating tube of toper shutoff piece, sliding sleeve is equipped with T shape guide bar in the locating tube, the fixed orifices has been seted up on the right side inner wall of L shape row pressure pipe, the right side of T shape guide bar runs through the fixed orifices and extends to the right side of L shape row pressure pipe, the inner wall of fixed orifices and the outside fixed connection of T shape guide bar, locating tube and T shape guide bar cooperate, play the effect of direction to the toper shutoff piece, the first through-hole of opening setting is seted up for the front side at the top of T shape guide bar, fixedly connected with is located the installation piece in first through-hole between the top inner wall of fixed orifices and the bottom inner wall, sliding sleeve is equipped with the pressure regulating ring, the right side rotation installs first screw rod, the right side fixedly connected with knob, the installation piece is equipped with the pressure sensor on the top inner wall of pressure regulating ring and the bottom inner wall fixedly connected with is located first through-hole, the pressure sensor is used for detecting the pressure sensor, the pressure sensor is connected with the pressure sensor is arranged at the right side at the side of the fixed screen, the pressure sensor is connected with the pressure sensor is used for the pressure sensor, the pressure sensor is connected with the pressure sensor is displayed to the fixed screen, the pressure sensor is connected to the pressure sensor.

Preferably, the alarm mechanism comprises an audible and visual alarm and a controller which are fixedly connected to the top of the L-shaped pressure discharge pipe, wherein the controller is electrically connected with the audible and visual alarm and the pressure sensor, and the audible and visual alarm is used for audible and visual alarm reminding personnel.

Preferably, the top fixedly connected with first bearing of shutoff piece, the inboard and T shape screw rod outside fixed connection of inner circle of first bearing has seted up first screw hole on the top inner wall of shutoff valve casing, first screw hole and T shape screw rod threaded connection.

Preferably, a second threaded hole is formed in the right side of the mounting block, and the second threaded hole is in threaded connection with the first screw.

Preferably, the limiting hole has been seted up on the top inner wall of locating tube, and the top left side fixedly connected with stopper of T shape guide bar, stopper and limiting hole sliding connection, stopper and limiting hole cooperate, play spacing anticreep effect to the locating tube.

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

1. The first blocking mechanism is used for controlling the opening and closing of the stop valve;

2. The pressure-adjustable plugging mechanism, the alarm mechanism and the L-shaped pressure discharge pipe are matched, so that pressure can be automatically released when the pressure is high, the pressure during pressure release can be adjusted according to the condition of medium in a pipeline, and therefore the pressure-adjustable plugging mechanism can be suitable for conveying different media, in addition, personnel can be warned in an audible and visual way during pressure release, the personnel is far away from the stop valve, and the phenomenon that the personnel is too close to the stop valve and is sprayed on a body can be reduced;

According to the utility model, through a series of structural arrangement, the pressure can be automatically released when the pressure is high, and the pressure during pressure release can be regulated according to the use requirement, so that the pressure release device is suitable for different medium delivery, the application range is improved, and the audible and visual alarm can remind a person to keep away from the stop valve during pressure release, thereby reducing the phenomenon of spraying the pressure to the person during pressure release.

Drawings

Fig. 1 is a schematic structural diagram of a stop valve with a pressure relief protection structure according to the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of the portion a in fig. 2.

In the figure: 100. a shut-off valve housing; 101. a second connector; 102. a first connector; 103. a block; 104. a T-shaped screw; 105. an L-shaped positioning rod; 1. an L-shaped pressure discharge pipe; 2. an audible and visual alarm; 3. a controller; 4. a display screen; 5. a conical block; 6. a positioning tube; 7. a T-shaped guide bar; 8. a first through hole; 9. a pressure sensor; 10. a pressure regulating ring; 11. a spring; 12. a connecting block; 13. a mounting block; 14. a first screw; 15. and (5) a knob.

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.

Referring to fig. 1-3, a stop valve with a pressure relief protection structure comprises a stop valve housing 100, a first blocking mechanism is installed in the stop valve housing 100, the top of the first blocking mechanism extends to the upper side of the stop valve housing 100, the first blocking mechanism comprises a blocking block 103 tightly sleeved in the stop valve housing 100, a T-shaped screw 104 is rotatably installed at the top of the blocking block 103, a first bearing is fixedly connected to the top of the blocking block 103, the inner side of an inner ring of the first bearing is fixedly connected with the outer side of a T-shaped screw 104, the first bearing plays a role of rotatably installing the T-shaped screw 104, the top of the T-shaped screw 104 extends to the upper side of the stop valve housing 100, the stop valve housing 100 is in threaded sleeve arrangement on the T-shaped screw 104, a first threaded hole is formed in the top inner wall of the stop valve housing 100, the first threaded hole is in threaded connection with the T-shaped screw 104, the T-shaped screw 104 and the stop valve housing 100 can rotate in a mode of threaded hole, an L-shaped positioning rod 105 is fixedly connected to the right side of the top of the blocking block 103, the L-shaped positioning rod 105 is fixedly connected to the outer side of the inner side of the L-shaped screw 105, the L-shaped positioning rod 105 extends to the inner side of the T-shaped screw 104, the inner side of the T-shaped screw 105 is fixedly connected to the inner side of the T-shaped screw 104, the L-shaped screw 105 is in threaded sleeve is in threaded connection with the T-shaped positioning hole, the T-shaped positioning rod 105 is in sliding sleeve is fixedly connected to the inner side of the T-shaped screw 104, and the T-shaped positioning rod 105 is in threaded connection with the T-shaped screw 104, and the T-shaped screw 105 is in threaded connection, and the T-shaped screw 105, and the T-shaped screw is in rotation, and the T-shaped screw is in and the. The second bearing has the effect of rotatably mounting the T-shaped screw 104;

The left side of the stop valve housing 100 is an inlet end and is fixedly communicated with a first connector 102, the right side of the stop valve housing 100 is a discharge end and is fixedly communicated with a second connector 101, the first connector 102 and the second connector 101 are used for realizing connection with an external pipeline, the bottom of the inner wall of the right side of the stop valve housing 100 is fixedly communicated with an L-shaped pressure discharge pipe 1, the pressure is discharged through the L-shaped pressure discharge pipe 1, the left side of the inner wall of the L-shaped pressure discharge pipe 1 is provided with a conical structure, a pressure adjustable blocking mechanism is movably sleeved in the L-shaped pressure discharge pipe 1, the right side of the pressure adjustable blocking mechanism extends to the right side of the L-shaped pressure discharge pipe 1, the L-shaped pressure discharge pipe 1 is sleeved on the pressure adjustable blocking mechanism, the pressure adjustable blocking mechanism comprises a conical blocking block 5 movably sleeved on the left side of the inner wall of the L-shaped pressure discharge pipe 1, the conical blocking block 5 is used for blocking the left end of the L-shaped pressure discharge pipe 1, the right side of the conical blocking 5 is fixedly connected with a positioning pipe 6, a T-shaped guide rod 7 is sleeved in the positioning pipe 6 in a sliding manner, a limiting hole is formed in the inner wall of the top of the positioning pipe 6, a limiting block is fixedly connected to the left side of the top of the T-shaped guide rod 7 and is in sliding connection with the limiting hole, the limiting block is matched with the limiting hole, the limiting block plays a role in limiting and anti-falling effect on the positioning pipe 6, a fixing hole is formed in the inner wall of the right side of the L-shaped pressure discharging pipe 1, the right side of the T-shaped guide rod 7 penetrates through the fixing hole and extends to the right side of the L-shaped pressure discharging pipe 1, the inner wall of the fixing hole is fixedly connected with the outer side of the T-shaped guide rod 7, the positioning pipe 6 is matched with the T-shaped guide rod 7, a first through hole 8 with an opening is formed in the front side at the top of the T-shaped guide rod 7, a mounting block 13 positioned in the first through hole 8 is fixedly connected between the inner wall of the top and the inner wall of the bottom of the fixing hole, the T-shaped guide rod 7 is sleeved with a pressure regulating ring 10 in a sliding manner, a connecting block 12 positioned in a first through hole 8 is fixedly connected between the inner wall of the top of the pressure regulating ring 10 and the inner wall of the bottom of the pressure regulating ring, a first screw 14 is rotatably arranged on the right side of the connecting block 12, a rotating groove is formed in the right side of the connecting block 12, a third bearing is fixedly sleeved in the rotating groove, the inner side of an inner ring of the third bearing is fixedly connected with the outer side of the first screw 14, the third bearing has the effect of rotatably mounting the first screw 14, the right end of the first screw 14 is fixedly connected with a knob 15, a mounting block 13 is sleeved on the first screw 14 in a threaded manner, a second threaded hole is formed in the right side of the mounting block 13, the second threaded hole is in threaded connection with the first screw 14, the first screw 14 can rotate and move in position, a pressure sensor 9 is fixedly sleeved on the right end top of the positioning tube 6, a pressing force groove for fixedly mounting the pressure sensor 9 is formed in the right end top of the positioning tube 6, a pressing force sensor 11 is fixedly connected between the left side of the pressure regulating ring 10 and a detection end on the right side of the pressure sensor 9, and the spring 11 is fixedly connected with the detection spring 11, and the spring 11 is movably sleeved on the guide rod 11;

The utility model relates to a pressure relief device, which is characterized in that an alarm mechanism is fixedly connected to the top of an L-shaped pressure relief pipe 1, the alarm mechanism comprises an audible and visual alarm 2 and a controller 3 which are fixedly connected to the top of the L-shaped pressure relief pipe 1, the controller 3 is electrically connected with the audible and visual alarm 2 and a pressure sensor 9, the audible and visual alarm 2 is used for audible and visual alarm to remind people, a display screen 4 is fixedly connected to the right side of the L-shaped pressure relief pipe 1, the display screen 4 is electrically connected with the pressure sensor 9, and the display screen 4 is used for displaying a pressure value detected by the pressure sensor 9, so that people can conveniently and intuitively find the pressure value.

Working principle: when the pressure regulating device is used, the connection of the stop valve and the pipeline is realized through the matching of the first connector 102 and the second connector 101, the pressure during pressure relief is regulated according to a medium flowing in the pipeline, during regulation, the knob 15 is rotated positively, the knob 15 drives the first screw 14 to rotate, under the action of the second threaded hole formed in the mounting block 13, the first screw 14 rotates and moves leftwards, the first screw 14 drives the pressure regulating ring 10 to move leftwards through the connecting block 12, the pressure regulating ring 10 compresses the spring 11 while moving leftwards, the spring 11 extrudes the positioning pipe 6 through the pressure sensor 9, the positioning pipe 6 extrudes the conical block 5, the pressure sensor 9 detects the extrusion force and transmits the detected pressure value to the display screen 4, the display screen 4 displays the extrusion force, a person judges the extrusion force by observing the pressure value displayed on the display screen 4, and the knob 15 can be stopped rotating when the pressure value is regulated to a required pressure value;

When needs communicate, forward rotation T shape screw rod 104, under the effect of the first screw hole of seting up on stop valve casing 100, T shape screw rod 104 rotates and upwards moves, T shape screw rod 104 drives shutoff piece 103 upwards to remove, shutoff piece 103 upwards releases the shutoff to stop valve casing 100 discharge end, medium inside the pipeline is discharged through first connector 102 in proper order this moment, stop valve casing 100 and second connector 101, when the inside pressure of pipeline is greater than the extrusion force to toper shutoff piece 5, then medium inside the pipeline extrudees toper shutoff piece 5, the extrusion force drives toper shutoff piece 5 to move rightwards, toper shutoff piece 5 drives positioning tube 6 and slides rightwards on T shape guide bar 7, positioning tube 6 takes pressure sensor 9 to continue compressing to spring 11, the shutoff to L shape pressure discharge tube 1 is released when toper shutoff piece 5 moves rightwards, make the inside medium of stop valve casing 100 discharge to outside through L shape pressure discharge tube 1, simultaneously when pressure sensor 9 detects that its is great, pressure sensor 9 transmits the extrusion force signal to controller 3, controller 3 controls audible and visual alarm 2 to send out, the mode of reminding personnel to keep away from the shutoff valve on the body, the distance of the people who can be reminded to the person is far from the stop valve, the distance is reduced to the person's of the shutoff valve.

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.

Claims

1. The utility model provides a stop valve with pressure release protection architecture, including stop valve casing (100), a serial communication port, install first shutoff mechanism in stop valve casing (100), the top of first shutoff mechanism extends to the top of stop valve casing (100), the left side of stop valve casing (100) is the entrance point and communicates and is fixed with first connector (102), the right side of stop valve casing (100) is the discharge end and communicates and is fixed with second connector (101), the right side inner wall bottom intercommunication of stop valve casing (100) is fixed with L shape and arranges pressure tube (1), the inner wall left side of L shape arranges pressure tube (1) is established to the toper structure, movable sleeve is equipped with pressure adjustable shutoff mechanism in L shape arranges pressure tube (1), the right side of pressure adjustable shutoff mechanism extends to the right side of L shape row pressure tube (1), L shape row pressure tube (1) cover is established on pressure adjustable shutoff mechanism, the top fixedly connected with alarm mechanism of L shape row pressure tube (1), alarm mechanism and pressure adjustable shutoff mechanism's right side fixedly connected with pressure display screen (4).

2. The stop valve with the pressure relief protection structure according to claim 1, characterized in that the first blocking mechanism comprises a blocking block (103) tightly sleeved in the stop valve housing (100), a T-shaped screw rod (104) is rotatably installed at the top of the blocking block (103), the top of the T-shaped screw rod (104) extends to the upper side of the stop valve housing (100), the stop valve housing (100) is in threaded sleeve on the T-shaped screw rod (104), an L-shaped positioning rod (105) is fixedly connected to the right side of the top of the blocking block (103), the top of the L-shaped positioning rod (105) extends to the upper side of the stop valve housing (100), the stop valve housing (100) is slidably sleeved on the L-shaped positioning rod (105), and the L-shaped positioning rod (105) is rotatably sleeved on the T-shaped screw rod (104).

3. The stop valve with the pressure relief protection structure according to claim 2, wherein the pressure adjustable plugging mechanism comprises a conical plugging block (5) movably sleeved on the left side of the inner wall of the L-shaped pressure discharge pipe (1), a positioning pipe (6) is fixedly connected to the right side of the conical plugging block (5), a T-shaped guide rod (7) is sleeved in the positioning pipe (6) in a sliding manner, a fixing hole is formed in the right side inner wall of the L-shaped pressure discharge pipe (1), the right side of the T-shaped guide rod (7) penetrates through the fixing hole and extends to the right side of the L-shaped pressure discharge pipe (1), the inner wall of the fixing hole is fixedly connected with the outer side of the T-shaped guide rod (7), a first through hole (8) with an opening at the front side is formed in the top of the T-shaped guide rod (7), a mounting block (13) positioned in the first through hole (8) is fixedly connected between the top inner wall and the bottom inner wall of the T-shaped guide rod (7), a pressure adjusting ring (10) is fixedly connected to the right side inner wall of the L-shaped pressure discharge pipe (1) and extends to the right side of the L-shaped pressure discharge pipe (1), a screw (14) is fixedly connected to the first through hole (14) at the right side of the screw (14), a screw (14) is fixedly connected to the first screw (14) at the first screw (14), a spring (11) is fixedly connected between the left side of the pressure regulating ring (10) and the detection end on the right side of the pressure sensor (9), the spring (11) is movably sleeved on the T-shaped guide rod (7), and the display screen (4) is electrically connected with the pressure sensor (9).

4. A shut-off valve with a pressure relief protection structure according to claim 3, characterized in that the alarm mechanism comprises an audible and visual alarm (2) and a controller (3) which are fixedly connected to the top of the L-shaped pressure discharge pipe (1), and the controller (3) is electrically connected with the audible and visual alarm (2) and the pressure sensor (9).

5. The stop valve with the pressure relief protection structure according to claim 2, wherein a first bearing is fixedly connected to the top of the plugging block (103), the inner side of an inner ring of the first bearing is fixedly connected with the outer side of the T-shaped screw rod (104), a first threaded hole is formed in the inner wall of the top of the stop valve housing (100), and the first threaded hole is in threaded connection with the T-shaped screw rod (104).

6. A shut-off valve with pressure relief protection structure according to claim 3, characterized in that the right side of the mounting block (13) is provided with a second threaded hole, which is in threaded connection with the first screw (14).

7. A stop valve with a pressure relief protection structure according to claim 3, characterized in that the top inner wall of the positioning tube (6) is provided with a limit hole, the left side of the top of the T-shaped guide rod (7) is fixedly connected with a limit block, and the limit block is in sliding connection with the limit hole.