CN213393817U - Water inlet valve of waterway system - Google Patents

Abstract

The utility model relates to the technical field of valves, especially relate to waterway system's water intaking valve. A water inlet valve of a waterway system is connected with a plate heat exchanger and comprises a valve body and a one-way valve, wherein a water inlet channel, a water supplementing channel and a water outlet channel are arranged in the valve body, the water supplementing channel is respectively communicated with the water outlet channel and the water inlet channel, and the one-way valve is arranged in the water supplementing channel; the water inlet valve of the waterway system further comprises a measuring element, a through hole is formed in the valve body and is communicated with the water inlet channel, and the measuring element is arranged in the through hole. The utility model has the advantages that: the state of the water in the water inlet channel can be measured in real time.

Description

Water inlet valve of waterway system

Technical Field

The utility model relates to the technical field of valves, especially relate to waterway system's water intaking valve.

Background

In a water path circulating system of a wall-mounted furnace system, a water inlet valve is usually installed, a water inlet channel, a water supplementing channel and a water outlet channel are arranged in the water inlet valve of the water path system, the water inlet channel and the water outlet channel can be communicated or separated through the water supplementing channel, and when the water inlet channel is communicated with the water supplementing channel, an external water source enters the water outlet channel through the water inlet channel and then enters the heat exchange type heat exchanger for heat exchange.

The water inlet valve of the existing waterway system cannot monitor the water inlet state in real time, and cannot accurately control each part in the wall-hanging stove system according to the detected water state, so that the running reliability of the wall-hanging stove system is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a water route system's water intaking valve, technical scheme is as follows:

a water inlet valve of a waterway system is connected with a plate heat exchanger and comprises a valve body, wherein a water inlet channel, a water outlet channel and a water replenishing channel water outlet channel are arranged in the valve body, the water replenishing channel is respectively communicated with the water inlet channel and the water outlet channel, and a one-way valve is arranged in the water replenishing channel; the water inlet valve of the waterway system further comprises a measuring element, a through hole is formed in the valve body and is communicated with the water inlet channel, and the measuring element is arranged in the through hole.

By the arrangement, the state of water in the water inlet channel can be measured in real time, and each component in the wall-mounted furnace system is controlled according to the detected state of the water, so that the wall-mounted wall system is ensured to stably and reliably run; meanwhile, the one-way valve is in one-way conduction, so that water in the water replenishing channel can be prevented from flowing backwards, and domestic water is polluted.

In one embodiment of the present invention, the through hole includes a first hole and a second hole that are communicated with each other, the second hole is close to the water inlet channel, the diameter of the first hole is greater than the diameter of the second hole, so that a first step is formed between the first hole and the second hole, and the first step abuts against the measuring element.

The device is arranged to limit the measuring element.

In one embodiment of the present invention, the measuring element includes a first portion and a second portion connected to each other, a diameter of the second portion is larger than a diameter of the first portion, so that a stop surface is formed between the second portion and the first portion, the first portion is provided with a sealing ring, and the sealing ring abuts against the stop surface and an inner wall of the first hole, respectively.

According to the arrangement, the measuring element can be installed in the through hole in a sealing mode, and meanwhile the stop face can limit the sealing ring.

The utility model discloses an in one of them embodiment, be equipped with the bellying on the valve body, the through-hole is seted up in on the bellying, waterway system's water intaking valve still includes the clamp plate, the clamp plate is located on the bellying and can be relative the bellying is rotatory, in order to incite somebody to action measuring element carries out spacingly or removes spacingly.

So set up, make things convenient for measuring element's installation and change.

In one embodiment of the present invention, the water inlet valve of the water path system further comprises a water flow sensor, and the water flow sensor is disposed in the water inlet channel.

So set up, can measure the flow of the water in the inhalant canal.

The utility model discloses an in one of them embodiment, the moisturizing hole has still been seted up in the valve body, the moisturizing passageway with inhalant canal passes through moisturizing hole intercommunication, the through-hole is located the moisturizing hole with between the water flow sensor.

So set up, can accurately measure into water temperature, and measuring element can not be to the moisturizing valve reaches water flow sensor's performance produces the interference.

The utility model discloses an in one of them embodiment, waterway system's water intaking valve still includes the water supply valve, the one end of water supply valve stretches into in the moisturizing passageway, the water supply valve can the shutoff the moisturizing hole or remove the shutoff.

So set up, when needs moisturizing, open the water replenishing valve for the inlet channel with the moisturizing passageway intercommunication is mended water, when not needing the moisturizing, closes the water replenishing valve and mends the water hole with the shutoff.

The utility model discloses an in one of them embodiment, seted up on the valve body with the third opening of inhalant canal intercommunication, water flow sensor includes interconnect's gland and body, the body stretches into in the inhalant canal, the gland part is located third opening department, the both sides of gland are equipped with the location arch, first draw-in groove has been seted up on the valve body, the protruding card in location is gone into in the first draw-in groove. So set up, will water flow sensor fixes.

The utility model discloses an in one of them embodiment, the valve body still seted up the relief valve interface and with the second draw-in groove of relief valve interface intercommunication, waterway system's water intaking valve still includes stationary blade and relief valve, the relief valve install in the relief valve interface, the stationary blade card is gone into in the second draw-in groove and will the relief valve is fixed.

According to the arrangement, the safety valve is in butt joint with the safety valve interface, and the installation is convenient.

The utility model discloses an in one of them embodiment, bypass interface, expansion tank interface and water pump interface have still been seted up to the valve body, the bypass interface expansion tank reaches the water pump interface all with go out the water channel intercommunication, the axis of bypass interface with the axis parallel arrangement of water pump interface, the axis of expansion tank interface with the axis of bypass interface sets up perpendicularly.

Compared with the prior art, the utility model provides a water route system's water intaking valve through set up on the valve body with the through-hole of inhalant canal intercommunication sets up measuring element's one end in the through-hole to the state of real-time supervision intaking.

Drawings

Fig. 1 is a front view of a water inlet valve of a waterway system provided by the present invention;

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

fig. 3 is a partial enlarged view of fig. 2 at B;

fig. 4 is a schematic structural view of a through hole of a water inlet valve of the waterway system provided by the present invention;

FIG. 5 is a cross-sectional view taken along line D-D of FIG. 1;

fig. 6 is a left side view of the inlet valve of the waterway system provided in the present invention;

FIG. 7 is a cross-sectional view of C-C of FIG. 6;

fig. 8 is a top view of a water inlet valve of the waterway system provided in the present invention;

fig. 9 is a perspective view of the inlet valve of the waterway system provided in the present invention.

The symbols in the drawings represent the following meanings:

100. a water inlet valve of the waterway system; 10. a valve body; 101. a boss portion; 1011. a threaded hole; 102. a heating water return port; 103. a second card slot; 104. a first card slot; 107. a fixing sheet; 108. a safety valve interface; 11. a water inlet channel; 111. a water inlet; 12. a water replenishing channel; 121. water replenishing holes; 122. an annular step; 13. a water outlet channel; 131. a water outlet; 14. a first opening; 15. a second opening; 151. a third opening; 16. a through hole; 161. a first hole; 162. a second hole; 163. a first step; 17. a bypass interface; 18. an expansion water tank interface; 19. a water pump interface; 20. sealing the plug; 30. a water replenishing valve; 31. a valve core; 32. a valve seat; 33. a handle; 40. a water flow sensor; 41. a gland; 411. positioning the projection; 42. a body; 50. a one-way valve; 51. a first end; 52. a second end; 60. a measuring element; 61. a first part; 611. a seal ring; 62. a second section; 63. a stop surface; 70. pressing a plate; 71. a groove; 72. perforating; 80. a safety valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 9, a water inlet valve 100 of a water path system according to the present invention is applied to a water path system of a wall-hanging stove system.

Specifically, referring to fig. 2 and 7, the water inlet valve 100 of the waterway system includes a valve body 10, a water inlet channel 11, a water replenishing channel 12 and a water outlet channel 13 are formed in the valve body 10, the water replenishing channel 12 is communicated with the water inlet channel 11, and the water replenishing channel 12 is communicated with the water outlet channel 13.

One end of the water inlet channel 11 penetrates through the valve body 10 to form a water inlet 111, the water inlet 111 is connected with an external water source, a water inlet joint (not labeled in the figure) is installed in the water inlet 111, and a filter screen is arranged on the water inlet joint to filter impurities in water and prevent the water inlet valve 100 of the waterway system from being blocked. The external water source may be a tap water pipe, a water tank, or other device capable of providing a water source.

One end of the water outlet channel 13 penetrates through the valve body 10 to form a water outlet 131, and the water outlet 131 is connected with the plate heat exchanger. When the water inlet channel 11 is communicated with the water outlet channel 13, an external water source enters the water outlet channel 13 from the water inlet channel 11 and enters the plate heat exchanger from the water outlet 131 for heat exchange.

Referring to fig. 7, the inlet valve 100 of the waterway system further includes a sealing plug 20 and a check valve 50, wherein one end of the water replenishing channel 12 penetrates through the valve body 10 to form the first opening 14, one end of the sealing plug 20 is covered at the first opening 14, the other end of the sealing plug extends into the water replenishing channel 12, the check valve 50 is disposed in the water replenishing channel 12, and the check valve 50 prevents water in the water outlet channel 13 from flowing backwards to pollute domestic water.

The check valve 50 includes a first end 51 and a second end 52 that are disposed oppositely, the first end 51 is close to the sealing plug 20 than the second end 52, the sealing plug 20 abuts against the first end 51, an annular step 122 is formed on the inner wall of the water replenishing channel 12, and the annular step 122 abuts against the second end 52 to limit the check valve 50.

Referring to fig. 2, the inlet valve 100 of the waterway system further includes a water replenishing valve 30, the water replenishing valve 30 is disposed in the water replenishing channel 12, one end of the water replenishing channel 12 penetrates through the valve body 10 to form a second opening 15, one end of the water replenishing valve 30 penetrates through the second opening 15 and extends into the water replenishing channel 12, a water replenishing hole 121 communicating the water replenishing channel 12 with the water inlet channel 11 is further formed in the valve body 10, and the water replenishing valve 30 can block the water replenishing hole 121 or release the blocking of the water replenishing hole 121, so that the water replenishing channel 12 is blocked or communicated with the water inlet channel 11.

Further, the water replenishing valve 30 includes a valve core 31 and a valve seat 32, the valve seat 32 is disposed at the second opening 15, the valve core 31 is partially disposed in the valve seat 32, the other end of the valve core extends out of the valve seat 32, the valve core 31 is in threaded connection with the valve seat 32, a handle 33 is disposed at one end of the valve core 31 away from the valve seat 32, and the handle 33 is in threaded connection with the valve core 31. When not needing the moisturizing, clockwise rotation handle 33 to make case 31 move towards the direction of moisturizing hole 121, until case 31 shutoff moisturizing hole 121, when needing the moisturizing, anticlockwise rotation handle 33, so that case 31 moves towards the direction of keeping away from moisturizing hole 121, makes moisturizing passageway 12 and inhalant canal 11 intercommunication.

Referring to fig. 2, 3 and 4, the valve body 10 is provided with a through hole 16, the through hole 16 is communicated with the water inlet channel 11, the water inlet valve 100 of the waterway system further includes a measuring element 60 disposed in the through hole 16, and the measuring element 60 can monitor the state of water in the water inlet channel 11, such as the pressure and temperature of the water. In this embodiment, the measuring element 60 is a thermistor temperature sensor to monitor the temperature of the inlet water in real time, and in other embodiments, the measuring element 60 may also be a platinum thermistor, a thermocouple or a pressure sensor, or a measuring element capable of measuring temperature and pressure simultaneously.

Specifically, the through hole 16 includes a first hole 161 and a second hole 162 that are communicated with each other, the second hole 162 is disposed near the water inlet channel 11, and a diameter of the first hole 161 is larger than a diameter of the second hole 162, so that a first step 163 is formed between the first hole 161 and the second hole 162, and the first step 163 can limit the position of the measuring element 60.

The measuring element 60 comprises a first part 61 and a second part 62, the first part 61 extends into the second hole 162 to measure the state parameter of water, the diameter of the second part 62 is larger than that of the first part 61, a stop surface 63 is formed between the second part 62 and the first part 61, a sealing ring 611 is arranged on the outer side of the first part 61, one side of the sealing ring 611 abuts against the stop surface 63, the other side of the sealing ring 611 abuts against the first step 163, and the outer side of the sealing ring 611 abuts against the inner wall of the first hole 161, so that the measuring element 60 is hermetically installed in the through hole 16.

Referring to fig. 9, a convex portion 101 is disposed on the valve body 10, the through hole 16 is opened on the convex portion 101, the water inlet valve 100 of the waterway system further includes a pressure plate 70, one end of the pressure plate 70 is connected to the convex portion 101, and the other end can rotate relative to the convex portion 101, when the measuring element 60 is disposed in the through hole 16, the pressure plate 70 is rotated to limit the second portion 62 and the first portion 61 of the measuring element 60 in the through hole 16, and the pressure plate 70 can abut against an end surface of the second portion 62 of the measuring element 60 away from the first portion 61, so as to prevent the measuring element 60 from being pulled out; when the measuring element 60 needs to be replaced, the pressure plate 70 is rotated, the limit of the measuring element 60 is released, and replacement is convenient.

In this embodiment, a threaded hole 1011 is formed in the protrusion 101, a groove 71 and a through hole 72 are formed in the pressing plate 70, a screw passes through the through hole 72 and then extends into the threaded hole 1011, the measuring element 60 is disposed in the through hole 16, the pressing plate 70 is rotated to enable the measuring element 60 to penetrate into the groove 71, and then the screw is tightened, so that the pressing plate 70 is fixed on the protrusion 101; when the measuring element 60 needs to be replaced, the screw is slightly unscrewed, and then the pressing plate 70 is rotated, so that the limit of the measuring element 60 is removed, and the installation and the replacement are convenient. In other embodiments, one end of the pressure plate 70 may be pivotally connected to the boss 101 by a rivet, and the pressure plate 70 may be rotated after the measuring element 60 is inserted into the through-hole 16.

With continued reference to fig. 2, the inlet valve 100 of the waterway system further includes a water flow sensor 40, and the water flow sensor 40 is located in the inlet channel 11 for measuring the water flow in the inlet channel 11.

Preferably, the through hole 16 is located between the water flow sensor 40 and the water replenishing hole 121, i.e., the measuring element 60 is located between the water flow sensor 40 and the water replenishing valve 30. It can be understood that, by such an arrangement, the state of the water can be accurately detected, and the operation of the water replenishing valve 30 and the water flow sensor 40 can not be interfered.

The valve body 10 is further provided with a third opening 151, the third opening 151 is communicated with the water inlet channel 11, the water flow sensor 40 comprises a body 42 and a gland 41 which are connected with each other, part of the gland 41 is arranged in the third opening 151, the outer side wall of part of the gland 41 is abutted against the side wall of the third opening 151, the body 42 extends into the water inlet channel 11, and the water flow in the water inlet channel 11 is measured. The two ends of the gland 41 are provided with positioning protrusions 411, the valve body 10 is further provided with a first clamping groove 104, and the positioning protrusions 411 are clamped into the first clamping groove 104, so that the water flow sensor 40 is fixed.

Referring to fig. 1, fig. 6 and fig. 7, the valve body 10 is provided with a bypass connector 17, the bypass connector 17 is communicated with the water outlet channel 13 and is used for connecting a bypass pipeline (not shown), and the other end of the bypass pipeline is connected with a bypass valve of a water outlet valve (not shown).

The valve body 10 is further provided with an expansion water tank connector 18, the expansion water tank connector 18 is communicated with the water outlet channel 13, the expansion water tank connector 18 is used for being connected with an expansion water tank (not shown), and the expansion water tank is used for containing redundant water and releasing air in water.

Further, a water pump interface 19 and a heating water return port 102 are further formed in the valve body 10, the heating water return port 102 and the water pump interface 19 are both communicated with the water outlet channel 13, the heating water return port 102 is connected with a heating water return pipe (not shown), the water pump interface 19 is used for being connected with a water pump (not shown), and water enters from the heating water return port 102 and enters the heating furnace through the water pump interface 19. The axis of the water pump interface 19 is parallel to the axis of the heating water return port 102.

Referring to fig. 5, the valve body 10 is further provided with a safety valve interface 108, the water inlet valve 100 of the waterway system further includes a safety valve 80, the safety valve interface 108 is used for connecting the safety valve 80, and the safety valve 80 plays a role in protecting the waterway circulation system. The axis of the safety valve interface is parallel to the axis of the heating water return port 102.

The valve body 10 is further provided with a second clamping groove 103, the second clamping groove 103 is communicated with a safety valve interface 108, the water inlet valve 100 of the waterway system further comprises a fixing piece 107, when the safety valve 80 is in butt joint with the safety valve interface 108, the fixing piece 107 is clamped into the second clamping groove 103, and the safety valve 80 is fixed at the safety valve interface 108.

In the working process, external water enters the water inlet channel 11 from the water inlet 111 and flows through the through hole 16, the measuring element 60 detects the state of the water in the through hole 16, the water flow sensor 40 detects the water flow, and according to the detected state parameters of the water, the wall-hanging stove system can be controlled more accurately, and the reliable operation of the wall-hanging stove system is ensured.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A water inlet valve of a waterway system is connected with a plate heat exchanger and comprises a valve body (10) and a one-way valve (50), wherein a water inlet channel (11), a water supplementing channel (12) and a water outlet channel (13) are formed in the valve body (10), the water supplementing channel (12) is respectively communicated with the water inlet channel (11) and the water outlet channel (13), and the one-way valve (50) is arranged in the water supplementing channel (12);

the water inlet valve of the waterway system is characterized by further comprising a measuring element (60), a through hole (16) is formed in the valve body (10), the through hole (16) is communicated with the water inlet channel (11), and the measuring element (60) is arranged in the through hole (16).

2. The inlet valve of waterway system according to claim 1, wherein the through hole (16) comprises a first hole (161) and a second hole (162) which are communicated with each other, the second hole (162) is disposed near the inlet passage (11), the diameter of the first hole (161) is larger than that of the second hole (162), so that a first step (163) is formed between the wall of the first hole (161) and the wall of the second hole (162), and the first step (163) can abut against the measuring element (60).

3. A valve according to claim 2, wherein the measuring element (60) comprises a first portion (61) and a second portion (62) connected to each other, the second portion (62) having a diameter larger than the first portion (61) so as to form a stop surface (63) between the second portion (62) and the first portion (61), the first portion (61) being provided with a sealing ring (611), the sealing ring (611) abutting against the stop surface (63) and an inner wall of the first hole (161), respectively.

4. The inlet valve of waterway system according to claim 3, wherein the valve body (10) is provided with a protrusion portion (101), the through hole (16) is opened on the protrusion portion (101), and the inlet valve of waterway system further comprises a pressing plate (70), and the pressing plate (70) is arranged on the protrusion portion (101) and can rotate relative to the protrusion portion (101) to limit or release the limit of the measuring element (60).

5. The waterway system inlet valve of claim 1, further comprising a water flow sensor (40), wherein one end of the water flow sensor (40) extends into the inlet passage (11).

6. The inlet valve of the waterway system according to claim 5, wherein a water replenishing hole (121) is further formed in the valve body (10), the water replenishing channel (12) is communicated with the water inlet channel (11) through the water replenishing hole (121), and the through hole (16) is located between the water replenishing hole (121) and the water flow sensor (40).

7. The water inlet valve of the waterway system according to claim 6, further comprising a water replenishing valve (30), wherein one end of the water replenishing valve (30) extends into the water replenishing channel (12), and the water replenishing valve (30) can block the water replenishing hole (121) or unblock the water replenishing hole.

8. The water inlet valve of the waterway system according to claim 5, wherein a third opening (151) communicated with the water inlet channel (11) is formed in the valve body (10), the water flow sensor (40) comprises a gland (41) and a body (42) which are connected with each other, the body (42) extends into the water inlet channel (11), the gland (41) is partially arranged at the third opening (151), positioning protrusions (411) are arranged on two sides of the gland (41), a first clamping groove (104) is formed in the valve body (10), and the positioning protrusions (411) are clamped into the first clamping groove (104).

9. The inlet valve of waterway system according to claim 1, wherein the valve body (10) further defines a safety valve interface (108) and a second locking groove (103) communicating with the safety valve interface (108), the inlet valve of waterway system further comprises a fixing piece (107) and a safety valve (80), the safety valve (80) is installed at the safety valve interface (108), the fixing piece (107) is locked into the second locking groove (103) and fixes the safety valve (80).

10. The water inlet valve of the waterway system according to claim 1, wherein the valve body (10) is further provided with a bypass connector (17), an expansion tank connector (18) and a water pump connector (19), the bypass connector (17), the expansion tank connector (18) and the water pump connector (19) are all communicated with the water outlet channel (13), the axis of the bypass connector (17) is parallel to the axis of the water pump connector (19), and the axis of the expansion tank connector (18) is perpendicular to the axis of the bypass connector (17).

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