CN218718820U

CN218718820U - Opening pressure adjustable water conservancy control valve

Info

Publication number: CN218718820U
Application number: CN202223014726.XU
Authority: CN
Inventors: 蔡志伟; 陈助泉
Original assignee: Jilin Province Yuanyuan Intelligent Equipment Manufacturing Co ltd
Current assignee: Jilin Province Yuanyuan Intelligent Equipment Manufacturing Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-24
Anticipated expiration: 2032-11-14

Abstract

The utility model provides an adjustable opening pressure's hydraulic control valve, includes control valve body and valve gap, the internally mounted of casing has adjusting device, connecting device is installed to adjusting device's outer wall. Can all set up the manometer at the top both ends of control valve body, can detect the inside pressure of control valve body like this through the manometer, set up first diaphragm at telescopic outer wall, and through-hole department installation montant at first diaphragm, like this through montant and first diaphragm alright play limiting displacement with to the sleeve, later make the output shaft of motor drive the screw rod and rotate, like this screw rod cooperation first diaphragm and montant etc. alright remove with driving the sleeve, make the sleeve drive the valve clack remove, like this through valve clack and manometer etc. alright adjust with the pressure after opening control valve body department, the while also can be accurate master the pressure of opening department in the control valve body, and adopt mechanical structure's such as motor mode to operate control valve body department, more labour saving and time saving.

Description

Opening pressure adjustable water conservancy control valve

Technical Field

The utility model relates to a hydraulic control valve technical field especially relates to an adjustable opening pressure's hydraulic control valve.

Background

The hydraulic control valve is a water pressure control valve and can be converted into a remote control ball float valve, a pressure reducing valve, a slowly-closed check valve, a flow control valve, a pressure relief valve, a hydraulic power electric control valve, a water pump control valve and the like according to different use purposes, functions and places.

For example, the water conservancy control valve with adjustable opening pressure has an authorization notice number of CN 216789335U, and a valve body connecting assembly is arranged on the supporting rotating assembly. The staff controls and adjusts valve body coupling assembling through supporting rotating assembly to reach decompression, hold pressure, pressure release, regulation flow, control water level and prevent the effect of water hammer in advance.

However, the hydraulic control valve described above has some problems in use, for example, the functions of reducing pressure, holding pressure, releasing pressure, adjusting flow, controlling water level, etc. are achieved through the sealing valve, the sealing gasket and the connecting support rod, but the pressure in the sealing valve is not detected, and the opening pressure at the sealing valve is adjusted only by rotating the hand piece and matching the positioning rod and the scale, so that the pressure at the opening position of the fluid in the sealing valve cannot be accurately grasped, and thus, not only is the overall use effect reduced, but also the operation is troublesome.

Disclosure of Invention

The utility model discloses solve the problem that above-mentioned prior art exists, provide a hydraulic control valve of adjustable opening pressure, reach and specifically can be accurate, convenient open the effect and the effect that a pressure was adjusted to the sealing washer.

The utility model provides a technical scheme that its technical problem adopted: this kind of adjustable opening pressure's hydraulic control valve, including control valve body and valve gap, there is the valve gap top of control valve body through a plurality of bolt threaded connection, the top rigid coupling of valve gap has the disk seat, the top rigid coupling of disk seat has the casing, the internally mounted of casing has adjusting device, connecting device is installed to adjusting device's outer wall.

In order to further perfect, adjusting device includes first disc, the outer wall and the casing looks rigid coupling of first disc, the inside rigid coupling of first disc has the motor, the output shaft rigid coupling of motor has the screw rod, and the top outer wall of screw rod passes through the bearing and links to each other with the disk seat rotation, the below outer wall threaded connection of screw rod has the sleeve, and telescopic middle outer wall respectively with the through-hole department inner wall clearance fit of control valve body and valve gap, telescopic below rigid coupling has the valve clack, the top of motor is equipped with the otter board, and the outer wall and the casing looks rigid coupling of otter board.

Further perfection, the spring is installed to telescopic below outer wall, and the upper and lower side outer wall of spring is respectively with control valve body and valve clack looks rigid coupling, can make the valve clack more stable when reseing through the elasticity performance of spring like this.

Further perfection, the outer wall rigid coupling of valve clack has first articulamentum, can protect valve clack department through first articulamentum like this.

The control valve is further perfect, the second connecting layers are attached to the left side and the right side of the lower portion of the first connecting layer, the lower surfaces of the second connecting layers are fixedly connected with the inner wall of the control valve body, and therefore the inner wall of the control valve body can be protected through the second connecting layers.

Further perfect, connecting device includes first diaphragm, the inside and the sleeve looks rigid coupling of first diaphragm, the montant is installed to the left and right sides of first diaphragm, and the outer wall of montant and the through-hole department inner wall clearance fit of first diaphragm, the equal rigid coupling of the upper and lower outer wall of montant has the second diaphragm, and the outer wall and the disk seat looks rigid coupling of second diaphragm, the left and right sides of first diaphragm is equipped with the manometer, and the below outer wall of manometer and the inside looks rigid coupling of control valve body.

The utility model discloses profitable effect is: the utility model discloses, can all set up the manometer at the top both ends of control valve body, can detect the inside pressure of control valve body through the manometer like this, set up first diaphragm at telescopic outer wall, and through-hole department at first diaphragm installation montant, like this through montant and first diaphragm alright play limiting displacement with to the sleeve, later make the output shaft of motor drive the screw rod and rotate, like this screw rod cooperation first diaphragm and montant etc. alright remove with driving the sleeve, make the sleeve drive the valve clack and remove, like this through valve clack and manometer etc. alright adjust with the pressure after opening control valve body department, the pressure of opening department in the grasp control valve body that also can be accurate simultaneously, and the mode that adopts mechanical structure such as motor comes to operate control valve body department, more labour saving and time saving.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a plan sectional view of FIG. 1;

FIG. 3 is a schematic view of the structure of the motor, the screw and the screen plate in FIG. 2;

FIG. 4 is a schematic view of the spring, sleeve and flap of FIG. 2;

fig. 5 is a schematic structural view of the sealing rings of the first horizontal plate and the vertical rod in fig. 2.

Description of reference numerals: in the figure: 1. the control valve comprises a control valve body, 2, a valve cover, 3, an adjusting device, 301, a first disc, 302, a motor, 303, a screw rod, 304, a sleeve, 305, a valve clack, 306, a screen plate, 4, a connecting device, 401, a first transverse plate, 402, a vertical rod, 403, a second transverse plate, 404, a pressure gauge, 4A1, a sealing ring, 4A2, a second disc, 5, a valve seat, 6, a shell, 7, a spring, 8, a first connecting layer, 9 and a second connecting layer.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

example 1:

with reference to the accompanying drawings: in this embodiment, an adjustable opening pressure's hydraulic control valve, including control valve body 1 and valve gap 2, control valve body 1 is the hydraulic control valve, be used for the water conservancy field, there is valve gap 2 control valve body 1's top through 4 bolt threaded connection, the through-hole has all been processed to the centre of control valve body 1 and valve gap 2, valve gap 2's top rigid coupling has disk seat 5, disk seat 5's top rigid coupling has casing 6, the internally mounted of casing 6 has adjusting device 3, can adjust the opening department pressure of control valve body 1 through adjusting device 3, connecting device 4 is installed to adjusting device 3's outer wall, it is more stable when can making this device adjust through connecting device 4.

The adjusting device 3 comprises a first disc 301, a motor 302, a screw 303, a sleeve 304, a valve flap 305 and a screen 306, the outer wall of the first disc 301 is fixedly connected with the shell 6, the motor 302 is fixedly connected inside the first disc 301, the model of the motor 302 can be selected according to the requirements of a user, the screw 303 is fixedly connected with an output shaft of the motor 302, the screw 303 can be driven to rotate through the output shaft of the motor 302, the outer wall above the screw 303 is rotatably connected with the valve seat 5 through a bearing, the sleeve 304 is connected with the outer wall below the screw 303 in a threaded manner, the sleeve 304 can be driven to move through the screw 303 and the like, the outer wall in the middle of the sleeve 304 is respectively in clearance fit with the inner walls of the through holes of the control valve body 1 and the valve cover 2, the valve flap 305 is fixedly connected below the sleeve 304, the flow at the control valve body 1 can be adjusted through the valve flap 305, the screen 306 is arranged above the motor 302, the outer wall of the screen 306 is fixedly connected with the shell 6, the inside of the shell 6 can be radiated through the screen 306, the spring 7 is mounted on the outer wall below the sleeve 304, the upper outer wall and the lower outer wall of the spring 7 are fixedly connected with the control valve body 1 and the valve clack 305 respectively, when the valve clack 305 moves upwards, the spring 7 can elastically deform, so that the valve clack 305 can be more stable when resetting through the elastic performance of the spring 7, the outer wall of the valve clack 305 is fixedly connected with the first connecting layer 8, the left side and the right side below the first connecting layer 8 are attached with the second connecting layers 9, the first connecting layer 8 and the second connecting layers 9 are made of polytetrafluoroethylene, the characteristics of acid resistance, alkali resistance and various organic solvents resistance are achieved, the service life of the valve clack 305 is prolonged, and the lower surface of the second connecting layer 9 is fixedly connected with the inner wall of the control valve body 1;

can all set up manometer 404 at the top both ends of control valve body 1, can detect the pressure of control valve body 1 inside like this through manometer 404, later make the output shaft of motor 302 drive screw rod 303 rotate, screw rod 303 cooperates first diaphragm 401 and montant 402 etc. alright remove with driving sleeve 304 like this, make sleeve 304 drive valve clack 305 move, like this through valve clack 305 and manometer 404 etc. alright adjust with the pressure after opening control valve body 1 department, the pressure of opening department in the control valve body 1 that also can be accurate simultaneously, and the mode that adopts mechanical structure such as motor 302 comes to operate control valve body 1 department, labour saving and time saving more.

The connecting device 4 comprises a first transverse plate 401, a vertical rod 402, a second transverse plate 403 and a pressure gauge 404, the interior of the first transverse plate 401 is fixedly connected with the sleeve 304, through holes are formed in the inner portions of the left side and the right side of the first transverse plate 401, the vertical rod 402 is installed on the left side and the right side of the first transverse plate 401, the outer wall of the vertical rod 402 is in clearance fit with the inner wall of the through hole of the first transverse plate 401, the vertical rod 402 is matched with the transverse plate 401 to limit the sleeve 304, the upper outer wall and the lower outer wall of the vertical rod 402 are fixedly connected with the second transverse plate 403, the outer wall of the second transverse plate 403 is fixedly connected with the valve seat 5, the pressure gauge 404 is arranged on the left side and the right side of the first transverse plate 401, the model of the pressure gauge 404 can be selected according to the needs of a user, the pressure in the control valve body 1 can be detected through the pressure gauge 404, and the lower outer wall of the pressure gauge 404 is fixedly connected with the interior of the control valve body 1;

can set up first diaphragm 401 at the outer wall of sleeve 304 to install montant 402 in first diaphragm 401's through-hole department, like this through montant 402 and first diaphragm 401 alright in order to play limiting displacement to sleeve 304, make screw rod 303 drive the stable removal of sleeve 304.

When an operator needs to use the hydraulic control valve with adjustable opening pressure, pressure gauges 404 can be arranged at two ends of the upper portion of the control valve body 1, so that the pressure inside the control valve body 1 can be detected through the pressure gauges 404, a first transverse plate 401 is arranged on the outer wall of the sleeve 304, and a vertical rod 402 is arranged at a through hole of the first transverse plate 401, so that the sleeve 304 can be limited through the vertical rod 402 and the first transverse plate 401, then the external power supply of the motor 302 is switched on, the motor 302 is started, the output shaft of the motor 302 drives the screw rod 303 to rotate, so that the screw rod 303 can drive the sleeve 304 to move by matching with the first transverse plate 401, the vertical rod 402 and the like, the sleeve 304 drives the valve flap 305 to move, so that the pressure after the opening of the control valve body 1 can be adjusted through the valve flap 305, the pressure of the opening position in the control valve body 1 can be accurately mastered, and the pressure of the opening position in the control valve body 1 can be accurately mastered by adopting a mechanical structure mode of the motor 302 and the like, time and labor are saved.

Example 2:

with reference to the accompanying drawings: in this embodiment, a water conservancy control valve with adjustable opening pressure, the connection device 4 may further include a sealing ring 4A1 and a second disk 4A2, the inner side and the outer side of the sealing ring 4A1 are respectively attached to the outer wall of the sleeve 304 and the inner wall of the through hole of the valve cap 2, the sealing property of the sleeve 304 may be improved by the sealing ring 4A1, the second disk 4A2 is attached to the upper surface of the sealing ring 4A1, the second disk 4A2 is in threaded connection with the valve cap 2 through 4 bolts, a through hole is processed in the middle of the second disk 4A2, and the inner wall of the through hole of the second disk 4A2 is in clearance fit with the outer wall of the sleeve 304;

the sealing ring 4A1 may be installed on an outer wall of the sleeve 304, so that the sleeve 304 may be sealed by the sealing ring 4A1, and then the second disk 4A2 is installed on the sealing ring 4A1, and then the second disk 4A2 is fixed by a bolt, so that the position of the sealing ring 4A1 may be fixed by the second disk 4A2, and thus, the movement thereof is avoided.

When operating personnel need use the water conservancy control valve of adjustable opening pressure, can be at sleeve 304's outer wall installation sealing washer 4A1, can seal processing through sealing washer 4A1 sleeve 304 department like this, later install second disc 4A2 on sealing washer 4A1, the rethread bolt is fixed with second disc 4A2, like this through second disc 4A2 alright with the rigidity of sealing washer 4A1 to avoid it to take place to remove.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides an adjustable cracking pressure's hydraulic control valve, includes control valve body (1) and valve gap (2), there are valve gap (2), characterized by in the top of control valve body (1) through a plurality of bolt threaded connection: the top rigid coupling of valve gap (2) has disk seat (5), the top rigid coupling of disk seat (5) has casing (6), the internally mounted of casing (6) has adjusting device (3), connecting device (4) are installed to the outer wall of adjusting device (3).

2. An adjustable cracking pressure hydraulic control valve as claimed in claim 1, wherein: adjusting device (3) include first disc (301), the outer wall and casing (6) looks rigid coupling of first disc (301), the inside rigid coupling of first disc (301) has motor (302), the output shaft rigid coupling of motor (302) has screw rod (303), and the top outer wall of screw rod (303) passes through the bearing and rotates with disk seat (5) and link to each other, the below outer wall threaded connection of screw rod (303) has sleeve (304), and the middle outer wall of sleeve (304) respectively with the through-hole department inner wall clearance fit of control valve body (1) and valve gap (2), the below rigid coupling of sleeve (304) has valve clack (305), the top of motor (302) is equipped with otter board (306), and the outer wall and casing (6) looks rigid coupling of otter board (306).

3. An adjustable cracking pressure hydraulic control valve as claimed in claim 2, wherein: and a spring (7) is arranged on the outer wall of the lower part of the sleeve (304), and the outer wall of the upper part and the outer wall of the lower part of the spring (7) are respectively and fixedly connected with the control valve body (1) and the valve clack (305).

4. An adjustable cracking pressure hydraulic control valve as claimed in claim 2, wherein: the outer wall of the valve clack (305) is fixedly connected with a first connecting layer (8).

5. An adjustable cracking pressure water conservancy control valve according to claim 4, wherein: the left side and the right side of the lower portion of the first connecting layer (8) are attached with a second connecting layer (9), and the lower surface of the second connecting layer (9) is fixedly connected with the inner wall of the control valve body (1).

6. An adjustable cracking pressure hydraulic control valve as claimed in claim 1, wherein: connecting device (4) are including first diaphragm (401), the inside and sleeve (304) looks rigid coupling of first diaphragm (401), montant (402) are installed to the left and right sides of first diaphragm (401), and the outer wall of montant (402) and the through-hole department inner wall clearance fit of first diaphragm (401), the equal rigid coupling of the upper and lower below outer wall of montant (402) has second diaphragm (403), and the outer wall of second diaphragm (403) and disk seat (5) looks rigid coupling, the left and right sides of first diaphragm (401) is equipped with manometer (404), and the below outer wall of manometer (404) and the inside looks rigid coupling of control valve body (1).