CN215597801U - Full-automatic water flow adjusting device - Google Patents
Full-automatic water flow adjusting device Download PDFInfo
- Publication number
- CN215597801U CN215597801U CN202122080260.2U CN202122080260U CN215597801U CN 215597801 U CN215597801 U CN 215597801U CN 202122080260 U CN202122080260 U CN 202122080260U CN 215597801 U CN215597801 U CN 215597801U
- Authority
- CN
- China
- Prior art keywords
- cold water
- water flow
- fully automatic
- regulating device
- automatic water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Check Valves (AREA)
Abstract
The utility model provides a full-automatic water flow adjusting device, which comprises a valve seat and an adjusting rod arranged on the valve seat in a penetrating way, wherein the valve seat comprises a hot water pipeline and a cold water pipeline, and the full-automatic water flow adjusting device also comprises: the sliding piece is arranged in the cold water pipeline and moves in the vertical direction along with the water flow of the cold water inlet of the cold water pipeline; a magnet connected to the slider and moving up and down along a vertical direction in the valve seat along with the slider; the detection mechanism is positioned on the outer surface of the valve seat and corresponds to the position of the magnet when the sliding piece is at the highest position; the control unit is electrically connected with the detection mechanism and is used for opening or closing the one-way valve. The detection mechanism detects that the magnet is pushed by water flow in the valve seat, and the detection mechanism is connected or disconnected with the control unit, so that the gas water heater is prevented from being started by mistake, manual adjustment is not needed, and the gas water heater is more intelligent and convenient.
Description
Technical Field
The utility model relates to the technical field of water heating equipment, in particular to a full-automatic water flow adjusting device.
Background
The valve body comprises a valve seat, a one-way valve, a hot water pipe, a cold water pipe and the like, in daily life, residents have different requirements in the water using process, such as the condition of using cold water alone or the condition of mixing hot water and cold water, the existing valve body usually has the structure that the hot water pipe flows in along the direction of an inlet of the one-way valve and flows out from an outlet of the one-way valve, when a user needs to use cold water alone, the valve body is opened due to pressure difference caused by water flow between the cold water pipe and the hot water pipe in the cold water using process by opening the cold water pipe alone, namely, water flow at one end of the cold water pipe flows, the pressure of the cold water pipe in the valve body is reduced, the pressure difference is formed under the condition that the partial pressure of the hot water pipe is not changed to open the one-way valve, the hot water in the hot water pipe is opened by the one-way valve and flows into the cold water pipe along the inlet of the one-way valve to cause cold water mixing, and the one-way valve simultaneously drives a fan of a gas water heater connected with the valve body to start and start the gas heater to heat water to boil water, the water flow in the hot water pipe enters the cold water pipe along the opened one-way valve to cause waste of gas, or the fan of the gas water heater rotates due to the fact that the one-way valve is loosened but not completely opened, gas still flows into the gas water heater, but the combustor is not ignited, so that indoor noise and waste of gas are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that water flow is mixed due to the fact that a one-way valve is opened by mistake in the prior art, and provides a full-automatic water flow adjusting device.
The utility model solves the technical problems through the following technical scheme:
the utility model provides a full-automatic water flow adjusting device, its including the disk seat with wear to locate adjust the pole on the disk seat, the disk seat includes hot water pipeline and cold water pipeline, still includes:
the sliding piece is arranged in the cold water pipeline and moves in the vertical direction along with the water flow of the cold water inlet of the cold water pipeline;
a magnet connected to the slider and moving up and down in a vertical direction within the valve seat with the slider;
a detection mechanism located on an outer surface of the valve seat and corresponding to a position of the magnet when the slider is at an uppermost position;
the control unit is electrically connected with the detection mechanism and is used for opening or closing the one-way valve.
Preferably, the detection mechanism comprises a hall electric controller, a lead is connected to the hall electric controller, and the other end of the lead is communicated with the control unit.
Preferably, the control unit includes an electromagnetic coil, a movable member and an elastic member are disposed in the check valve, at least a portion of the movable member is made of a magnetic material, and the movable member moves under the attraction of the electromagnetic coil and returns to the original position under the elastic force of the elastic member.
Preferably, the movable member comprises a baffle plate and a push rod which are connected together, and the baffle plate is arranged at the inlet of the one-way valve.
Preferably, the elastic piece is sleeved on the push rod, one end of the elastic piece abuts against the baffle, and the other end of the elastic piece abuts against an inner cavity of the one-way valve.
Preferably, the electromagnetic coil is located at the outlet of the one-way valve, one end of the pushing rod is close to the electromagnetic coil, the other end of the pushing rod is far away from the electromagnetic coil, and the baffle is connected to one end of the pushing rod, which is far away from the electromagnetic coil.
Preferably, the hot water pipeline is provided with a hot water inlet and a hot water outlet, the cold water pipeline is provided with a cold water inlet and a cold water outlet, and the check valve is located at a passage of the hot water pipeline and the cold water pipeline.
Preferably, an accommodating cavity is arranged in the cold water pipeline, and the sliding part is connected in the accommodating cavity in a sliding manner.
Preferably, the sliding part is provided with a mounting groove, and the magnet is arranged in the mounting groove.
Preferably, the slider includes connecting rod and pressure-bearing piece, be equipped with the recess on the regulation pole, the tank bottom of recess is equipped with the spring, the one end of connecting rod stretches into in the recess and support by in on the spring, the other end of connecting rod with the axle center fixed connection of pressure-bearing piece.
Preferably, the pressure-bearing piece is abutted against the cold water inlet, and a through hole is formed in the pressure-bearing piece.
Preferably, correspond in the disk seat check valve opens and is equipped with the ring channel, the ring channel is equipped with a plurality ofly, be equipped with sealing member and joint spare in the ring channel, the sealing member with the joint spare corresponds the cover and locates the surface of check valve.
The positive progress effects of the utility model are as follows:
1. the utility model arranges a magnet in the valve seat, a detection mechanism is correspondingly arranged on the surface of the valve seat, a control unit is arranged on one side of the magnet, the detection mechanism detects that the magnet is pushed by water flow in the valve seat, the detection mechanism is disconnected with the control unit according to the pressure difference with a hot water pipeline generated by the water flow conditions of a cold water inlet and a cold water outlet of a cold water pipeline in the valve seat, so that the pressure difference between the hot water pipeline and the cold water pipeline is kept in the range that a one-way valve cannot be opened, the one-way valve is continuously kept closed, the inlet of the one-way valve of the valve seat is closed, water on the other side of the one-way valve cannot flow into the one-way valve, the water cannot be mixed from the outlet of the one-way valve, the mixing of cold water and hot water is avoided, the gas water heater is prevented from being started by mistake due to the independent opening of the cold water pipeline, the indoor noise is reduced, and the waste of gas caused by the wrong starting of the gas heater is greatly reduced, the whole process is carried out in a full-automatic manner, manual adjustment is not needed, and the intelligent and convenient operation is realized;
2. according to the utility model, the accommodating cavity is arranged in the valve seat, the sliding part is additionally arranged in the accommodating cavity, the magnet is connected with the sliding part, the sliding part is connected with the groove of the adjusting rod in an inserting manner, the sliding part falls down due to self gravity and drives the magnet to fall down by closing the cold water outlet, the detection mechanism is communicated with the control unit, the inlet of the one-way valve is opened by the control unit, hot water in the hot water pipeline in the valve seat flows into the inlet of the one-way valve, cold water in the cold water pipeline flows into the outlet of the one-way valve, the hot water pipeline is communicated with the cold water pipeline, the water flow is kept in a relatively static state, the gas water heater cannot be started, and the hot water pipeline and the cold water pipeline enter a backflow circulation state, so that the waste of gas and water resources is further reduced.
Drawings
Fig. 1 is a perspective view of a preferred embodiment of the present invention.
Fig. 2 is a schematic structural view of a hot water viewing angle according to a preferred embodiment of the utility model.
FIG. 3 is a schematic diagram of a cold water viewing angle according to a preferred embodiment of the present invention.
Fig. 4 is a schematic cross-sectional view of a-a in fig. 3.
FIG. 5 is a schematic view of the connection between the sliding member and the adjusting rod according to a preferred embodiment of the present invention.
Fig. 6 is a schematic structural view of an adjusting lever according to a preferred embodiment of the utility model.
Fig. 7 is a schematic structural diagram of a sliding member according to a preferred embodiment of the utility model.
Fig. 8 is a schematic structural diagram of a position limiting component according to a preferred embodiment of the utility model.
FIG. 9 is a schematic view of a check valve according to a preferred embodiment of the present invention.
Description of reference numerals:
Adjusting lever 2
Magnet 5
Accommodating chamber 6
Control unit 8
Hot water inlet 11
Cold water inlet 13
Sliding part 9
Connecting rod 91
Through-hole 101
One-way valve 201
Seal 301
Push rod 222
Detailed Description
The present invention will be more clearly and completely described in the following description of preferred embodiments, taken in conjunction with the accompanying drawings.
As shown in fig. 1-9, the embodiment discloses a full-automatic water flow adjusting device, which includes a valve seat 1 and an adjusting rod 2 penetrating through the valve seat 1, wherein the valve seat 1 includes a hot water pipeline 111 and a cold water pipeline 112, and further includes:
the sliding piece 9 is arranged in the cold water pipeline 112 and moves in the vertical direction along with the water flow of the cold water inlet 13 of the cold water pipeline 112;
a magnet 5, the magnet 5 being connected to the slider 9 and moving up and down in the vertical direction in the valve seat 1 with the slider 9;
a detection mechanism 7, wherein the detection mechanism 7 is positioned on the outer surface of the valve seat 1 and corresponds to the position of the magnet 5 when the sliding piece 9 is at the highest position;
the control unit 8 is electrically connected with the detection mechanism 7 and is used for opening or closing the check valve 201.
As shown in fig. 4 and 5, specifically, the valve seat 1 further includes a receiving cavity 6, one end of the receiving cavity 6 penetrates through the surface of the valve seat 1, one end of the adjusting rod 2 is inserted into the receiving cavity 6 and rotatably connected with the valve seat 1, a sliding part 9 is slidably connected in the receiving cavity 6, the adjusting rod 2 is connected with the sliding part, a mounting groove 21 is formed in the sliding part 9, the magnet 5 is fixedly arranged at the bottom of the mounting groove 21, the sliding part 9 moves up and down along the vertical direction of the receiving cavity 6 under the impact of water flow and drives the magnet 5 to move, when the magnet 5 moves upward and passes through the detecting mechanism 7, the detecting mechanism 7 collects a signal of the magnet 5 and disconnects the connecting with the control unit 8, the control unit 8 is not powered to continuously close the inlet of the check valve 201, so as to prevent the hot water flow of the inlet of the check valve 201 from mixing with the outlet side of the check valve 201, when the magnet 5 is continuously located below the detecting mechanism 7 and does not pass through the detecting mechanism 7, the magnet 5 signal can not be gathered to detection mechanism 7, detection mechanism 7 lasts switch-on the control unit 8, the export of check valve 201 is opened to the control unit 8, because rivers do not flow in the disk seat 1, keep relative quiescent condition, can not miss the equipment that links to each other with disk seat 1 such as start-up gas heater, the waste of water resource and gas has been avoided, whole check valve 201 is opened and is closed the process and need not artificial operation, and is more intelligent, and detection mechanism 7 is more accurate to the slight change detection of rivers, do not receive the less than interference of rivers flow.
As shown in fig. 1 and 8, in an embodiment of the present invention, the valve seat 1 further includes a friction portion 3 and a stopper 4, the friction portion 3 is disposed on an outer edge of the adjustment rod 2; the limiting part 4, the limiting part 4 set up on the disk seat 1 and the limiting part 4 is equipped with the tip 41 of bending, and the tip 41 of bending supports and leans on in order to increase the frictional force of adjusting pole 2 on the friction portion 3 to this equilibrium rivers are to the slider and adjust the reaction force of pole 2, and then the restriction is adjusted pole 2 and is rotated by oneself under the drive of rivers. Preferably, the friction portion 3 is a straight knurl disposed on the outer edge of the adjusting rod 2, and the connecting plate of the limiting member 4 is screwed with the valve seat 1 through a bolt or a screw.
As shown in fig. 2 and 3, in the fully automatic check valve provided by the utility model, the detection mechanism 7 comprises a hall electric controller, a lead is connected to the hall electric controller, and the other end of the lead is communicated with the control unit 8.
Specifically, the hall electric controller comprises hall element and solenoid valve driver, and the hall electric controller is located the surface of disk seat 1 and corresponds the lateral part that holds chamber 6, and magnet 5 is located hall electric controller below when the 1 delivery port of disk seat is closed, is connected with the wire on the solenoid valve driver, and the wire other end is connected with the control unit 8, and the opening and closing of control unit 8 control check valve 201.
As shown in fig. 4 and 9, in the fully automatic check valve provided in the present invention, the control unit 8 includes an electromagnetic coil 81, a movable element 22 and an elastic element 223 are disposed in the check valve 201, at least a portion of the movable element 22 is made of a magnetic material, the movable element 22 moves under the attraction of the electromagnetic coil 81, and returns to the original position under the elastic force of the elastic element 223.
As shown in fig. 4 and 9, in the fully automatic check valve provided by the present invention, the movable member 22 includes a baffle 221 and a push rod 222 connected together, and the baffle 221 is disposed at an inlet of the check valve 201.
As shown in fig. 4 and 9, in the fully automatic check valve provided by the present invention, the elastic member 223 is sleeved on the pushing rod 222, one end of the elastic member 223 abuts against the baffle 221, and the other end abuts against the inner cavity of the check valve 201.
As shown in fig. 4 and 9, in the fully automatic check valve provided by the present invention, the electromagnetic coil 81 is located at the outlet of the check valve 201, one end of the push rod 222 is close to the electromagnetic coil 81, the other end is far from the electromagnetic coil 81, and the baffle 221 is connected to one end of the push rod 222 which is far from the electromagnetic coil 81.
Specifically, the electromagnetic coil 81 is disposed at an outlet of the check valve 201, the baffle 221 is disposed at an inlet of the check valve, the hot water pipe 111 is communicated with the inlet of the check valve 201, the cold water pipe 112 is communicated with the outlet of the check valve 201, a push rod 222 is movably connected in the check valve 201, one end of the push rod 222 extends into the electromagnetic coil 81, the other end of the push rod 222 is fixedly connected with the baffle 221 and blocks the inlet of the check valve 201, an elastic member 223 is sleeved on the push rod 222, one end of the elastic member 223 abuts against the baffle 221, and the other end of the elastic member 223 abuts against an inner cavity of the check valve 201 to provide an elastic force for the baffle 221 to be reset at the inlet, preferably, the elastic member 223 is a spring. When the electromagnetic coil 81 is powered on, the electromagnetic coil 81 attracts the pushing rod 222 to enter the electromagnetic coil 81, so that the pushing rod 222 drives the baffle 221 to open the inlet of the one-way valve 201, and when the electromagnetic coil 81 is powered off, the baffle 221 is effectively reset under the elastic force of the elastic member 223 and blocks the inlet of the one-way valve 201. According to whether the magnet 5 passes through the Hall electric controller or not, the electromagnetic coil 81 is connected or disconnected so as to realize the automatic opening or closing of the inlet of the one-way valve, the automation degree of the one-way valve 201 is improved, the service efficiency of the one-way valve 201 is improved, and water resources and gas resources are effectively saved.
As shown in fig. 2 and 3, in the fully automatic check valve provided by the present invention, the hot water pipe 111 is provided with a hot water inlet 11 and a hot water outlet 12, the cold water pipe 112 is provided with a cold water inlet 13 and a cold water outlet 14, and the check valve 201 is located at a passage of the hot water pipe 111 and the cold water pipe 112.
Specifically, the hot water pipeline 111 and the cold water pipeline 112 are three-way pipes, that is, three ports, which are respectively a hot water inlet 11, a hot water outlet 12, a cold water inlet 13, a cold water outlet 14 and connectors, wherein the hot water inlet 11, the hot water outlet 12, the cold water inlet 13 and the cold water outlet 14 are all provided with external threads, the connectors of the hot water pipeline 111 and the connectors of the cold water pipeline 112 are fixedly connected to form a passage, the accommodating cavity 6 is arranged in the cold water pipeline 112, similarly, the sliding member 9, the adjusting rod 2 and the like are all arranged in the cold water pipeline 112, a check valve 201 is arranged at the passage of the hot water pipeline 111 and the cold water pipeline 112, the outlet of the check valve is arranged close to the cold water pipeline 112, the inlet of the check valve 201 is arranged close to the hot water pipeline 111, when the cold water pipeline 112 is opened alone, the balance pressure between the hot water pipeline 111 and the cold water pipeline 112 at both ends of the check valve 201 is destroyed, the water flow flows and pushes the sliding piece 9 to ascend along the vertical direction of the accommodating cavity 6, and drives the magnet 5 to ascend and pass through the detection mechanism 7, the detection mechanism 7 cuts off the current of the control unit 8, so that the inlet of the one-way valve 201 is continuously closed, otherwise, the cold water outlet 14 is closed, the sliding piece 9 and the magnet 5 move downwards due to gravity, the detection mechanism 7 is connected with the control unit 8 and opens the baffle 221 of the one-way valve 201, the hot water pipeline 111 is communicated with the water flow of the cold water pipeline 112, and no water flows out after the water flow is communicated, namely the hot water outlet 12 and the cold water outlet 14 are closed, other equipment such as a gas water heater communicated with the valve seat 1 cannot be started, and waste of gas cannot be caused; an annular groove is formed in the inner wall of the position of the one-way valve 201, two annular grooves are formed, a sealing element 301 is arranged in one annular groove, and preferably, the sealing element 301 is a rubber sealing ring. The sealing element 301 is sleeved on the one-way valve 201 and clamped in the annular groove to improve the sealing property between the hot water pipeline 111 and the cold water pipeline 112; a clamping piece 401 is arranged in the other annular groove, and the clamping piece 401 is sleeved on the one-way valve 201 and plays a role in fixing the one-way valve 201 and the valve seat 1.
As shown in fig. 6 and 7, in the fully automatic check valve provided by the present invention, the sliding member 9 includes a connecting rod 91 and a pressure-bearing member 92, the adjusting rod 2 is provided with a groove, a spring 93 is disposed at the bottom of the groove, one end of the connecting rod 91 extends into the groove and abuts against the spring 93, and the other end of the connecting rod 91 is fixedly connected with the axis of the pressure-bearing member 92.
As shown in fig. 2 and 7, in the fully automatic check valve provided by the present invention, the pressure-bearing member 92 abuts against the cold water inlet 13, and the pressure-bearing member 92 is provided with a through hole 101.
Specifically, adjust pole 2 and be equipped with the inner chamber, connecting rod 91 and pressure-bearing piece 92 sliding connection in the inner chamber to can slide along adjusting pole 2's axial direction, the one end of connecting rod 91 is connected with the axle center of pressure-bearing piece 92 is perpendicular, the other end and the recess plug-in connection of connecting rod 91, preferably, the connecting rod is the permanent magnet. In one embodiment of the present invention, the mounting groove 21 is located on the connecting rod 91, and the magnet 5 is fixedly coupled to the bottom of the mounting groove 21. The pressure-bearing member 92 is a circular plate with a through hole 101, i.e., a hollowed circular plate, for water to pass through. Bearing piece 92 supports and leans on cold water inlet 13, be equipped with draw-in groove 25 on the bearing piece 92, the slide bar 23 that extends along the axis direction has on adjusting pole 2, draw-in groove 25 card is located slide bar 23 and can open or close at cold water inlet 13, pressure variation according to rivers drives bearing piece 92 and slides up and down on slide bar 23, spring 93 is located the groove tank bottom and is used for providing the resilience force of connecting rod 91, make when closing cold water outlet 14, slider 9 resets, can drive connecting rod 91 and bearing piece 92 synchronous rotation when adjusting pole 2 is rotatory, the cooperation through locating part 4 and friction part 3 reduces connecting rod 91 and adjusts pole 2 pivoted condition, in order to prevent to adjust pole 2 because of the hydraulic impact self-rotation's condition.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications are within the scope of the utility model.
Claims (12)
1. The utility model provides a full-automatic water flow adjusting device, its including the disk seat with wear to locate adjust the pole on the disk seat, the disk seat includes hot water pipeline and cold water pipeline, its characterized in that still includes:
the sliding piece is arranged in the cold water pipeline and moves in the vertical direction along with the water flow of the cold water inlet of the cold water pipeline;
a magnet connected to the slider and moving up and down in a vertical direction within the valve seat with the slider;
a detection mechanism located on an outer surface of the valve seat and corresponding to a position of the magnet when the slider is at an uppermost position;
the control unit is electrically connected with the detection mechanism and is used for opening or closing the one-way valve.
2. The fully automatic water flow regulating device according to claim 1, wherein the detection mechanism comprises a Hall electric controller, a lead is connected to the Hall electric controller, and the other end of the lead is communicated with the control unit.
3. The fully automatic water flow regulating device according to claim 1, wherein the control unit comprises an electromagnetic coil, a movable member and an elastic member are arranged in the check valve, at least one part of the movable member is made of magnetic material, and the movable member moves under the attraction of the electromagnetic coil and restores to the original position under the elastic force of the elastic member.
4. The fully automatic water flow regulating device according to claim 3, wherein the movable member comprises a baffle plate and a push rod connected together, the baffle plate being provided at an inlet of the check valve.
5. The fully automatic water flow regulating device according to claim 4, wherein the elastic member is sleeved on the push rod, one end of the elastic member abuts against the baffle, and the other end of the elastic member abuts against the inner cavity of the one-way valve.
6. The fully automatic water flow regulating device according to claim 4, wherein said solenoid is located at the outlet of said check valve, one end of said push rod is close to said solenoid, the other end is far from said solenoid, and said baffle is connected to the end of said push rod far from said solenoid.
7. The fully automatic water flow regulating device according to claim 1, wherein said hot water line is provided with a hot water inlet and a hot water outlet, said cold water line is provided with a cold water inlet and a cold water outlet, and said check valve is located at a passage of said hot water line and said cold water line.
8. The fully automatic water flow regulating device according to claim 1, wherein a receiving cavity is provided in the cold water pipeline, and the sliding member is slidably connected in the receiving cavity.
9. The fully automatic water flow regulating device according to claim 1, wherein the sliding member has a mounting groove formed therein, and the magnet is disposed in the mounting groove.
10. The fully automatic water flow regulating device according to claim 1, wherein the sliding member comprises a connecting rod and a bearing member, the regulating rod is provided with a groove, a spring is arranged at the bottom of the groove, one end of the connecting rod extends into the groove and abuts against the spring, and the other end of the connecting rod is fixedly connected with the axis of the bearing member.
11. The fully automatic water flow regulating device according to claim 10, wherein said pressure bearing member abuts against said cold water inlet, said pressure bearing member having a through hole formed therein.
12. The fully automatic water flow regulating device according to claim 1, wherein an annular groove is formed in the valve seat corresponding to the check valve, a plurality of annular grooves are formed in the annular groove, a sealing member and a clamping member are arranged in the annular groove, and the sealing member and the clamping member are correspondingly sleeved on the surface of the check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122080260.2U CN215597801U (en) | 2021-08-31 | 2021-08-31 | Full-automatic water flow adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122080260.2U CN215597801U (en) | 2021-08-31 | 2021-08-31 | Full-automatic water flow adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215597801U true CN215597801U (en) | 2022-01-21 |
Family
ID=79883622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122080260.2U Active CN215597801U (en) | 2021-08-31 | 2021-08-31 | Full-automatic water flow adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215597801U (en) |
-
2021
- 2021-08-31 CN CN202122080260.2U patent/CN215597801U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215597801U (en) | Full-automatic water flow adjusting device | |
| CN216590012U (en) | Dynamic balance regulating valve | |
| CN111946864A (en) | Check valve subassembly and hot-water heating system | |
| US20050092665A1 (en) | Water filter manifold with integral valve | |
| CN211404394U (en) | Water flow switch with adjustable flow sensitivity | |
| KR100835860B1 (en) | Flow control taper valve | |
| CN110094572A (en) | Hold hydraulic fluid position bound control valve | |
| CN205481798U (en) | Be applied to constant temperature of electricity generation formula certainly structure of water heater | |
| CN212480238U (en) | Integrated gas proportional valve and stove | |
| CN210344495U (en) | Valve for water supply and drainage engineering | |
| CN210566276U (en) | Synchronous branch control electromagnetic valve | |
| WO2003033949A1 (en) | A rotatory magnet valve | |
| CN215980978U (en) | Self-adjusting check valve and gas water heater comprising same | |
| CN209450339U (en) | A kind of mechanical automatically taking water machine | |
| CN215673759U (en) | Valve core throttling one-way valve | |
| CN209800727U (en) | Power station stop valve | |
| CN216590013U (en) | Valve element assembly and dynamic balance adjusting valve | |
| CN106838404B (en) | Adjustable gas-combustion stable-pressure device | |
| CN213348942U (en) | Water bath for bio-pharmaceuticals | |
| KR20080000074A (en) | Valve | |
| CN202531962U (en) | Adjustable solenoid valve | |
| CN111006040A (en) | Constant temperature tap convenient to unpick and wash constant temperature case | |
| CN212338271U (en) | Check valve subassembly and hot-water heating system | |
| CN216555439U (en) | Regulation type knife gate | |
| CN114607789B (en) | Multifunctional heating and ventilating valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |