CN220870188U

CN220870188U - Filter type electric control valve with adjusting function

Info

Publication number: CN220870188U
Application number: CN202322796577.5U
Authority: CN
Inventors: 吴福全; 吴俊松
Original assignee: Guangzhou Jiafusi Valve Making Co ltd
Current assignee: Guangzhou Jiafusi Valve Making Co ltd
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-04-30
Anticipated expiration: 2033-10-18

Abstract

The utility model provides a filtering type electric control valve with an adjusting function, which relates to the technical field of control valves and comprises a valve body, wherein one end of the valve body is connected with a water inlet channel, the other end of the valve body is connected with a water outlet channel, and the water inlet channel is provided with a gate valve; valve body top fixedly connected with valve gap, valve gap one end are connected with control assembly, and the valve gap other end is connected with detection assembly, and detection assembly is linked together with the inlet channel. The utility model has the advantages that the surface of the gate valve is sprayed with the epoxy resin spraying layer, thereby playing a role in rust prevention and prolonging the service life of the gate valve; the gate valve comprises an operation hand wheel, and the gate plate is controlled to move up and down by screwing the operation hand wheel, so that the water supply flow rate can be conveniently adjusted; the electromagnetic valve is used for controlling the opening and closing of the valve body, so that the control is more accurate, the ball valve can be closed when the electromagnetic valve is maintained, the electromagnetic valve is disassembled and maintained, and the situation that the electromagnetic valve is damaged due to the outflow of residual water in the first cavity when the electromagnetic valve is directly disassembled is avoided.

Description

Filter type electric control valve with adjusting function

Technical Field

The utility model relates to the technical field of control valves, in particular to a filtering type electric control valve with an adjusting function.

Background

The water pump control valve is a water pressure control valve and consists of a main valve, an attached guide pipe, a guide valve, a needle valve, a ball valve, a pressure gauge and the like. According to the different purposes, functions and places of use, the water pump control valve can be changed into a remote control ball cock, a pressure reducing valve, a slow-closing check valve, a flow control valve, a pressure relief valve, a hydraulic electric control valve, a water pump control valve and the like, and the water pump control valve in the prior art is generally horizontally arranged in a pipeline, and the main reason is that the erosion of water flowing into the water pump control valve to the water pump control valve cavity can be avoided, so that the service life of the water pump control valve is prolonged.

In the prior art, the technical proposal of the Chinese patent document (patent number: CN213332561U, patent name: a water pump control valve with a one-way exhaust valve) is disclosed: "including water pump control valve body, one-way discharge valve, diaphragm clamp plate, valve rod, big valve clack, little valve clack, bypass pipe, its characterized in that: the valve rod is installed in the water pump control valve body, two diaphragm pressing plates are installed at the upper end of the valve rod, the small valve clack and the large valve clack are installed at the lower part of the valve rod, the diaphragm pressing plates are located in the upper cavity of the water pump control valve body, the top of the upper cavity is provided with a one-way exhaust valve, the small valve clack and the large valve clack are located at the joint between the inlet end and the outlet end of the water pump control valve body, the inlet end of the water pump control valve body is connected with the middle cavity through a first bypass pipe, and the outlet end of the water pump control valve body is connected with the upper cavity through a second bypass pipe. "

In the above-mentioned scheme, when the water pump control valve supplies water, the water is introduced into the middle cavity from the bypass pipe, the large valve clack and the small valve clack are slowly opened under the action of the water pressure of the inlet end and the lower cavity, the diaphragm pressing plate slowly rises under the action of the water pressure of the water inlet end, the gas in the upper cavity is discharged through the one-way exhaust valve, and the pressure of the air is relieved through the one-way exhaust valve to slow down the impact force of the water hammer, but the water supply flow cannot be regulated, and the individual water supply requirements cannot be met.

Disclosure of utility model

The utility model overcomes the defects in the prior art, and provides the filter type electric control valve with the regulation function, which can overcome the defects in the prior art in the background art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

The utility model provides a take regulation formula filtration formula electric control valve, includes the valve body, the valve body one end is connected with the water inlet channel, and the valve body other end is connected with the water outlet channel, and the water inlet channel is provided with the gate valve; valve body top fixedly connected with valve gap, valve gap one end are connected with control assembly, and the valve gap other end is connected with detection assembly, and detection assembly is linked together with the inlet channel.

Still further, the gate valve includes operating hand wheel, and operating hand wheel is connected with the screw rod, and the screw rod passes the packing box in proper order, installation lid and T type nut threaded connection, T type nut and flashboard cooperation are connected.

Still further, the flashboard is provided with T type trench, and T type nut joint is on T type trench.

Still further, the flashboard both sides are provided with the locating part, are provided with the sliding tray in the water inlet channel, and the sliding tray both sides are provided with the locating slot, and the locating part corresponds with the locating slot.

Still further, the screw rod is also in threaded connection with an opening indicating screw sleeve, the opening indicating screw sleeve is arranged above the stuffing box, the stuffing box is fixedly connected with the mounting cover, the mounting cover is fixedly connected with the water inlet channel, an opening indicating disc is arranged on the side of the stuffing box, an indicating needle is arranged on the opening indicating screw sleeve, an indicating groove is formed in the opening indicating disc, and the indicating needle is slidably connected to the indicating groove; the water inlet channel and the water outlet channel are both provided with water lines.

Still further, the control assembly includes a first conduit provided with a ball valve, the ball valve being laterally provided with a solenoid valve.

Still further, the detection assembly includes the second pipe, and the second pipe is provided with the manometer, and valve gap one end is linked together with first pipe, and the valve gap other end is linked together with the second pipe, and the second pipe is linked together with the water inlet channel.

Furthermore, a first cavity is arranged in the valve cover, a spring is movably connected in the first cavity, and a diaphragm is movably connected at the end part of the spring.

Still further, be provided with second cavity and third cavity in the valve body, the second cavity is provided with the valve clack, valve clack one end and diaphragm fixed connection, valve clack other end and sealing ring fixed connection, the valve clack edge is provided with the sealing washer, the third cavity is provided with the filter screen, sealing ring sets up in the top of filter screen, valve body below fixedly connected with bottom, filter screen fixed connection is on the bottom, is provided with the blowdown hole in the middle of the bottom, the blowdown hole is provided with the blowdown end cap.

Further, the water inlet channel is provided with an upper stop block, the water outlet channel is provided with a lower stop block, the third cavity is communicated with the water inlet channel, and the second cavity is communicated with the water outlet channel.

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

the surface of the gate valve is sprayed with an epoxy resin spraying layer, so that the gate valve has an antirust effect and the service life of the gate valve is prolonged; the gate valve comprises an operation hand wheel, and the gate plate is controlled to move up and down by screwing the operation hand wheel, so that the water supply flow rate can be conveniently adjusted; the electromagnetic valve is used for controlling the opening and closing of the valve body, so that the control is more accurate, the ball valve can be closed when the electromagnetic valve is maintained, the electromagnetic valve is disassembled and maintained, and the situation that the electromagnetic valve is damaged due to the outflow of residual water in the first cavity when the electromagnetic valve is directly disassembled is avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, in which:

FIG. 1 is a general diagram of an electrically controlled valve;

FIG. 2 is a schematic diagram of a gate valve;

FIG. 3 is a cross-sectional view of the inlet channel and gate valve;

FIG. 4 is a cross-sectional view of the water inlet channel;

FIG. 5 is a cross-sectional view of the interior of the valve body;

FIG. 6 is a schematic view of a valve body and a water inlet passage;

FIG. 7 is a schematic view of a valve body and a water outlet channel.

In the figure: 1-valve body, 101-second cavity, 102-third cavity, 2-valve cover, 201-first cavity, 3-control component, 301-first pipe, 302-ball valve, 303-ball valve, 4-water inlet channel, 401-sliding groove, 402-limit groove, 403-upper baffle, 5-water outlet channel, 501-lower baffle, 502-waterline, 6-gate valve, 601-operating hand wheel, 602-screw, 603-stuffing box, 604-mounting cover, 605-T nut, 606-flashboard, 6061-T groove, 6062-limit piece, 607-opening indicating screw sleeve, 6071-indicating needle, 608-opening indicating disk, 6081-indicating groove, 7-detecting component, 701-second pipe, 702-pressure gauge, 8-filter screen, 9-spring, 10-diaphragm, 11-valve clack, 12-sealing ring, 13-sealing ring, 14-bottom cover, 15-blowdown press ring.

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.

As shown in fig. 1 to 4, an electric control valve with an adjusting filter comprises a valve body 1, one end of the valve body 1 is connected with a water inlet channel 4, the other end of the valve body 1 is connected with a water outlet channel 5, both the water inlet channel 4 and the water outlet channel 5 are provided with a water line 502, the water line 502 can effectively enhance the tightness after being connected with an external pipe (the corresponding connecting surface of the external pipe is also provided with the water line, the water line is a circle of raised lines, the water line 502 of the water inlet channel 4 and the water outlet channel 5 can increase the contact friction force and the tightness between a convex flange sealing surface and a gasket, thus achieving the effect of enhancing the tightness), the water inlet channel 4 is provided with a gate valve 6, the outer surface of the gate valve 6 is provided with an epoxy resin spraying layer, the antirust effect is achieved, the service life of the gate valve 6 is prolonged, the gate valve 6 comprises an operation hand wheel 601, the operation hand wheel 601 is connected with a screw 602, screw 602 sequentially passes through stuffing box 603, mounting cover 604 and T-shaped nut 605 threaded connection, T-shaped nut 605 is connected with flashboard 606 in a matching way, flashboard 606 is provided with T-shaped slot 6061, T-shaped nut 605 is clamped on T-shaped slot 6061, both sides of flashboard 606 are provided with limiting pieces 6062, sliding groove 401 is arranged in water inlet channel 4, both sides of sliding groove 401 are provided with limiting grooves 402, limiting pieces 6062 correspond to limiting grooves 402, screw 602 is rotated around the axis of screw 602 by screwing operation hand wheel 601, such rotary motion can directly drive outer T-shaped nut 605 to move up and down, flashboard 606 is driven to move up and down by T-shaped nut 605, limiting pieces 6062 move up and down at limiting grooves 402, limit grooves 402 are used for limiting the left and right offset distance of flashboard 606, when flashboard 606 does not start descending, water supply flow is in the maximum state, when flashboard 606 gradually moves down, water supply flow gradually decreases, when the flashboard 606 is completely lowered, the water supply to the valve body 1 is stopped, the valve body 1 is conveniently cleaned and replaced, and when the flashboard 606 is raised, the effect is opposite.

Screw 602 still threaded connection has aperture indication swivel nut 607, aperture indication swivel nut 607 sets up in the packing box 603 top, packing box 603 and installation lid 604 fixed connection, installation lid 604 and water inlet channel 4 fixed connection, the packing box 603 side is provided with aperture indication disk 608, aperture indication swivel nut 607 is provided with pilot pin 6071, aperture indication disk 608 is provided with instruction groove 6081, pilot pin 6071 sliding connection is on instruction groove 6081, pilot pin 6071 is the joint on instruction groove 6081, make aperture indication swivel nut 607 unable rotation, so when screw 602 rotates, can make aperture indication swivel nut 608 reciprocate (i.e. pilot pin 6081 reciprocates in instruction groove 6091), can judge valve plate 606 open state through pilot pin 6071 sliding position, be convenient for adjust the flow.

As shown in fig. 5 to 7, a second cavity 101 and a third cavity 102 are arranged in the valve body 1, an upper stop block 403 is arranged on the water inlet channel 4, a lower stop block 501 is arranged on the water outlet channel 5, the third cavity 102 is communicated with the water inlet channel 4, the second cavity 101 is communicated with the water outlet channel 5, the second cavity 101 is provided with a valve clack 11, one end of the valve clack 11 is fixedly connected with a diaphragm 10, the other end of the valve clack 11 is fixedly connected with a sealing ring 12, the edge of the valve clack 11 is provided with a sealing ring 13, the sealing ring 13 and the sealing ring 12 play a sealing role on the third cavity 102, the third cavity 102 is provided with a filter screen 8, the sealing ring 12 is arranged above the filter screen 8, a bottom cover 14 is fixedly connected to the filter screen 8, a drain hole is arranged in the middle of the bottom cover 14, a drain plug 15 is arranged in the drain hole, filtered impurities can be discharged without dismantling the bottom cover 14 by unscrewing the drain plug 15, a valve cover 2 is fixedly connected with the upper part of the valve body 1, the valve cover 2 is internally provided with a filter screen 8, the first cavity 201 is tightly pressed against the valve clack 9, the first cavity 9 is tightly pressed against the valve clack 9, the spring 9 is arranged at the upper end of the valve clack 9, and the spring 9 is tightly pressed against the valve clack 9.

One end of the valve cover 2 is connected with the control assembly 3, the control assembly 3 comprises a first conduit 301, the first conduit 301 is provided with a ball valve 302, the side of the ball valve 302 is provided with an electromagnetic valve 303, the ball valve 302 and the electromagnetic valve 303 can both control the opening and closing of the first conduit 301, when maintenance is carried out, the ball valve 302 can be closed, the electromagnetic valve 303 is disassembled and maintained, and the outflow of residual water flow in the first cavity 201 when the electromagnetic valve 303 is directly disassembled is avoided.

The other end of the valve cover 2 is connected with a detection assembly 7, the detection assembly 7 comprises a second guide pipe 701, the second guide pipe 701 is provided with a pressure gauge 702, one end of the valve cover 2 is communicated with the first guide pipe 301, the other end of the valve cover 2 is communicated with the second guide pipe 701, the second guide pipe 701 is communicated with the water inlet channel 4, and the pressure gauge 702 is used for monitoring the running condition of working medium in the second guide pipe 701 so as to properly control the second guide pipe 701 and protect the safety of the valve body 1.

The water enters from the water inlet channel 4, after the water supply flow rate is regulated according to the requirement through the gate valve 6, a small part of water enters into the second guide pipe 701, a filter is arranged below the pressure gauge 702, the water flows into the first cavity 201 after being filtered by the filter, passes through the first guide pipe 301 from the first cavity 201, and finally flows out from the water outlet of the electromagnetic valve 303; most of the water flows into the third cavity 102 and then flows through the filter screen 8 for filtration (the filter screen 8 is hollow and cylindrical, water enters from meshes on the side of the filter screen 8 and flows out from a top opening of the filter screen 8), when the water pressure in the third cavity 102 is larger than that in the first cavity 201, the valve clack 11 can move upwards under the action of the water pressure, the valve clack 11 moves upwards and drives the diaphragm 10 to move upwards, so that filtered water flows from the third cavity 102 to the second cavity 101 and flows out from the water outlet channel 5 through the second cavity 101, when water supply is needed to be stopped, the electromagnetic valve 303 is closed, the water outlet of the electromagnetic valve 303 stops water outlet, so that the pressure in the first cavity 201 is increased, the valve clack 11 moves downwards, the third cavity 102 is in a sealed state, and stable water supply is guaranteed.

Finally, it should be noted that: although the present utility model has been described in detail with reference to the embodiments, it should be understood that the utility model is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The filtering type electric control valve with the regulation function is characterized by comprising a valve body (1), wherein one end of the valve body (1) is connected with a water inlet channel (4), the other end of the valve body (1) is connected with a water outlet channel (5), and the water inlet channel (4) is provided with a gate valve (6); valve body (1) top fixedly connected with valve gap (2), valve gap (2) one end is connected with control assembly (3), and valve gap (2) other end is connected with detection assembly (7), and detection assembly (7) are linked together with inlet channel (4).

2. The electrically-operated control valve with the adjustable filter type according to claim 1, wherein the gate valve (6) comprises an operation hand wheel (601), the operation hand wheel (601) is connected with a screw (602), the screw (602) sequentially penetrates through a stuffing box (603) and a mounting cover (604) to be in threaded connection with a T-shaped nut (605), and the T-shaped nut (605) is in matched connection with a gate plate (606).

3. The electrically-operated control valve with the adjustable filter according to claim 2, wherein the flashboard (606) is provided with a T-shaped groove (6061), and the T-shaped nut (605) is clamped on the T-shaped groove (6061).

4. The filter-type electric control valve with adjustment according to claim 2, wherein limiting pieces (6062) are arranged on two sides of the flashboard (606), a sliding groove (401) is arranged in the water inlet channel (4), limiting grooves (402) are arranged on two sides of the sliding groove (401), and the limiting pieces (6062) correspond to the limiting grooves (402).

5. The electric control valve with the regulation type filter according to claim 2, wherein the screw (602) is further in threaded connection with an opening indication screw sleeve (607), the opening indication screw sleeve (607) is arranged above the stuffing box (603), the stuffing box (603) is fixedly connected with a mounting cover (604), the mounting cover (604) is fixedly connected with the water inlet channel (4), an opening indication disc (608) is arranged on the side of the stuffing box (603), the opening indication screw sleeve (607) is provided with an indication needle (6071), the opening indication disc (608) is provided with an indication groove (6081), and the indication needle (6071) is slidingly connected to the indication groove (6081); the water inlet channel (4) and the water outlet channel (5) are both provided with water lines (502).

6. The electrically operated control valve with adjustable filter according to claim 1, wherein the control assembly (3) comprises a first conduit (301), the first conduit (301) being provided with a ball valve (302), the ball valve (302) being laterally provided with a solenoid valve (303).

7. The electrically operated control valve with adjustable filter according to claim 6, wherein the detecting unit (7) comprises a second conduit (701), the second conduit (701) is provided with a pressure gauge (702), one end of the valve cover (2) is communicated with the first conduit (301), the other end of the valve cover (2) is communicated with the second conduit (701), and the second conduit (701) is communicated with the water inlet channel (4).

8. The filter-type electric control valve with adjustment according to claim 1, characterized in that a first cavity (201) is arranged inside the valve cover (2), a spring (9) is movably connected in the first cavity (201), and a diaphragm (10) is movably connected at the end part of the spring (9).

9. The electric control valve with the regulation type filter according to claim 8, characterized in that a second cavity (101) and a third cavity (102) are arranged in the valve body (1), the second cavity (101) is provided with a valve clack (11), one end of the valve clack (11) is fixedly connected with the diaphragm (10), the other end of the valve clack (11) is fixedly connected with the sealing ring (12), the edge of the valve clack (11) is provided with a sealing ring (13), the third cavity (102) is provided with a filter screen (8), the sealing ring (12) is arranged above the filter screen (8), a bottom cover (14) is fixedly connected below the valve body (1), the filter screen (8) is fixedly connected to the bottom cover (14), a drain hole is formed in the middle of the bottom cover (14), and the drain hole is provided with a drain plug (15).

10. The electrically operated control valve with the adjustable filter according to claim 9, wherein the water inlet channel (4) is provided with an upper stop (403), the water outlet channel (5) is provided with a lower stop (501), the third cavity (102) is communicated with the water inlet channel (4), and the second cavity (101) is communicated with the water outlet channel (5).