KR101239961B1 - Boiler for a hot-water heating mat - Google Patents

Abstract

PURPOSE: A safety valve of a hot water supplier for a hot water mat is provided to reduce noise which is generated due to bubbles when circulating hot water by discharging the bubbles which flow into a valve body when water is provided to a water inlet. CONSTITUTION: A safety valve(100) of a hot water supplier for a hot water mat comprises a valve body, a check valve member(120), and a safety valve member(130). The valve body comprises a water inlet(110a) and an water outlet(110b) for flowing in and discharging water. The check valve member is installed in the valve body for opening and closing the water inlet and includes a pressure outlet(121) for discharging the pressure which is generated to the opposite direction to the water supply direction of the water inlet. The safety valve member is coupled with the check valve member for sealing the pressure outlet. The safety valve member is moved from the check valve member, opens the pressure outlet and discharges the opposite direction pressure when the opposite direction pressure is generated with respect to the water supply direction of the check valve member. The check valve member is coupled with the valve body for sealing the water inlet in the lower part of the water inlet.

Description

Safety valve for hot water supply for hot water mat {Boiler for a hot-water heating mat}

The present invention relates to a safety valve of a hot water supply for a hot water mat, and more particularly, if the reverse pressure excessively occurs in the water supply direction so that the reverse pressure is discharged into the water receiving tank to the valve or the weak part It relates to a safety valve of a hot water supply for a hot water mat to ensure the safety of use by preventing the breakage of.

In general, an electric mat is a heating product that inserts a heating wire into a mat and heats the mat by heating the heating wire, and is used to keep the floor warm by laying it on an indoor floor in a low temperature season such as a season or a winter season. . Such electric mats have a lower maintenance cost and are easier to use than heating devices using oil or gas, and their sales are increasing day by day.

In recent years, electromagnetic waves generated from electric mats are known to be harmful to humans and animals, such as disturbing communication, receiving noise through antennas, and adversely affecting the occurrence of childhood cancer such as leukemia. .

As a result, the use of electric mats using electromagnetic heating lines that can simultaneously block electric and magnetic fields generated during the use of electric mats has become common.However, in recent years, since the residual magnetic waves cannot be completely blocked, hot water mats have been used in electric mats. Demand is turning around. And the use of hot water mats is steadily increasing.

The hot water mat is provided with a hot water supply device separately from the mat to supply hot water, a water receiving tank for supplying water to the inside of the hot water supply device, and the water in the water receiving tank is supplied to the heating unit through the valve. do. At this time, the valve is to prevent the back flow of water.

As a valve of the hot water supply device for a conventional hot water mat as described above, "Reverse valve of the hot water supply autonomous for hot water mat" of Korea Patent Publication No. 10-2010-0004510, Korea Patent Publication No. 10-2010-46393, etc. Is disclosed.

The valve of the hot water heating device for a conventional hot water mat constructed as described above is a site where the pressure is not discharged to the outside of the hot water supply direction and applied to a valve or other connection part, and the valve or structure is weak. There is a problem that is broken.

The present invention was developed in order to improve the conventional problems as described above, when a strong pressure in the reverse direction with respect to the water supply direction while the valve is opened by the pressure to discharge the pressure to the water receiving tank valve or weak part It is an object of the present invention to provide a safety valve of a hot water supply for a hot water mat to prevent breakage and to ensure safety of use.

In addition, the present invention is to be discharged when water is supplied to the water inlet of the air bubbles generated in the heating unit to the inside of the valve body to reduce the generation of noise due to bubbles during the circulation of hot water, while improving the thermal efficiency of the hot water Another object is to provide a safety valve of the hot water supply for the hot water mat to facilitate the flow.

In order to achieve the above object, the present invention provides a valve body which is formed with a water inlet and a water outlet so that the water is introduced into the discharge; A check valve member provided in the valve body to open and close the water inlet and having a pressure discharge part configured to discharge pressure generated in a reverse direction with respect to the water supply direction of the water inlet; And a check valve member coupled to the check valve member to seal the pressure discharge part, and a safety valve that moves from the check valve member to open the pressure discharge part when pressure is generated in a reverse direction of the water supply direction of the check valve member. Provide a valve.

In addition, the present invention is coupled to the valve body to seal the water inlet in the lower portion of the water inlet, the bending occurs by the water pressure applied in the water supply direction to open the water inlet, when the water pressure is lowered and restored by elasticity It provides a safety valve of the hot water supply for hot water mat including a check valve member for sealing the water inlet.

In addition, the present invention is a hot water supply for hot water mat including a check valve member located on the center line of the water inlet so that the pressure discharge portion communicates with the water inlet, and a safety valve formed smaller than the diameter of the water inlet is inserted into the pressure discharge portion To provide safety valves.

In addition, the present invention is formed to have a diameter smaller than the diameter of the water inlet to communicate with the water inlet, the through-hole portion is inserted safety valve; And it extends to the lower side of the through-hole portion, and provides a safety valve for the hot water supply for hot water mat including a pressure discharge portion consisting of a support for supporting the safety valve so that the through-hole is closed.

In another aspect, the present invention provides a safety valve of a hot water supply for a hot water mat having a semi-circular dome shape and including a support for forming an insertion hole into which a safety valve is inserted.

In addition, the present invention provides a safety valve of a hot water supply for a hot water mat including a pressure discharge portion to form a space 127 between the support and the through-hole portion so that the support portion is compression-deformed by the reverse pressure.

In addition, the present invention is a sealing member for sealing the pressure discharge portion in contact with the pressure discharge portion; A space forming member extending from the sealing member to form a space between the pressure discharge portion; And a safety valve extending from the space forming member and supported by the pressure discharge part, the safety valve comprising a support member preventing the safety valve from being separated.

In addition, the present invention further comprises a check valve member support portion for fixing the check valve member to the valve body so as to open the water inlet while the check valve member is separated from the water inlet by the pressure of the water acting on the water inlet hot water for hot water mat Provide a safety valve for the feeder.

In addition, the present invention is a coupling rib member provided inside the valve body; And it provides a safety valve of the hot water supply for hot water mat including a check valve member support portion consisting of a fixing groove formed in the rim of the check valve member so that the coupling rib member is inserted.

According to the present invention configured as described above, when pressure is generated in a reverse direction with respect to the water supply direction, the valve is opened by the reverse pressure while the pressure is discharged to the water receiving tank, thereby preventing damage to the valve or the weak part, There is an effect to ensure the safety of use.

In addition, according to the present invention, since bubbles generated in the heating unit and introduced into the valve body are naturally discharged when water is supplied to the water inlets, generation of noise due to excessive bubble discharge during circulation of hot water is reduced. There is an advantage that can smoothly flow the hot water while improving the thermal efficiency.

1 is a perspective view showing a safety valve of the hot water supply for hot water mat according to an embodiment of the present invention.
Figure 2 is a cross-sectional view showing a safety valve of the hot water supply for hot water mat according to an embodiment of the present invention.
Figure 3 is an exploded perspective view showing the configuration of the valve body, the check valve member and the safety valve according to an embodiment of the present invention.
4 is a cross-sectional view of the combination of FIG.
5 is a cross-sectional view showing an operating state of the check valve member according to an embodiment of the present invention.
6 is a cross-sectional view showing the operation of the safety valve according to an embodiment of the present invention.

The features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings. Prior to this, terms and words used in the present specification and claims are to be interpreted in accordance with the technical idea of the present invention based on the principle that the inventor can properly define the concept of the term in order to explain his invention in the best way. It must be interpreted in terms of meaning and concept.

Hereinafter, with reference to the accompanying drawings the safety valve of the hot water supply for hot water mat according to the present invention will be described in detail.

1 to 6, the hot water supply device 100 for hot water mat according to the present embodiment is the valve body 110, the check valve member to supply and circulate the hot water to the hot water mat (not shown) 120 and the safety valve member 130.

In addition, the hot water supply device 100 further includes a housing 101 in which the hot water supply tank 103 is formed therein, the valve body 110 and the check valve member 120 inside the hot water supply tank 103. And the safety valve member 130 is installed. The hot water supply device 100 is supplied from the hot water supply tank 103 to the hot water mat and the hot water circulated is re-introduced into the hot water supply tank 103.

In addition, when the hot water supply device 100 heats the heating unit 105 or when excessive pressure is generated in a reverse direction with respect to the water supply direction, the hot water supply tank receives the excessive pressure through the safety valve member 130. 103 is smoothly discharged to prevent damage of the hot water mat and the weak part.

That is, in the hot water supply device 100 according to the present embodiment, if excessive pressure occurs in the reverse direction with respect to the water supply direction, the reverse pressure is discharged to the hot water supply tank 103 so that the weak part of connection such as a pipe is broken. This prevents safety accidents that may occur during use.

The configuration of the valve body 110, the check valve member 120 and the safety valve member 130 to perform such a function will be described in more detail.

The valve body 110, the check valve member 120 and the safety valve member 130 are installed inside the hot water supply tank 103 to smoothly supply the water from the hot water supply tank 103 to the heating unit 105. Of course, the reverse pressure generated excessively in the hot water mat or the heating part 105 is easily discharged into the hot water supply tank 103.

The valve body 110 is formed with a water inlet 110a and a water outlet 110b so that water from the hot water supply tank 103 flows in and out, and the water outlet 110b and the heating unit 105 communicate with each other. The valve body 110 includes a case 111 having a water outlet 110b formed at one side thereof, a cover member 113 covering the case 111, and having a water inlet 110a formed therein.

In addition, the valve main body 110 is opened and closed by the check valve member 120, the water inlet 110a, the case 111 and the cover member (so that the check valve member 120 in contact with the lower surface of the cover member 113 ( Between the 113 the check valve member 120 is provided.

In addition, the valve body 110 is provided with a sealing member 115 between the case 111 and the cover member 113 to completely seal the case 111 and the cover member 113.

As such, the valve body 110 selectively opens and closes the water inlet 110a as the check valve member 120 is deformed according to the water pressure of the hot water supply tank 103 so that the water of the hot water supply tank 103 flows into the inside. Then, the introduced water is supplied to the heating unit 105 through the water outlet 110b.

The valve body 110 according to the present embodiment may be integrally injection-molded with the hot water supply tank 103 or manufactured separately and then coupled to the hot water supply tank 103.

On the other hand, the valve body 110 is a bubble generated when heating the water in the heating unit 105 is introduced into the inside, the bubble is discharged to the outside through the water inlet (110a) when the water inlet (110a) is opened. .

Check valve member 120 for opening and closing the water inlet (110b) is coupled between the case 111 and the cover member 113 to open and close the water inlet (110a) from the lower surface of the cover member 113, in the water supply direction The pressure discharge part 121 is formed to communicate with the water inlet (110a) so that the pressure generated in the reverse direction with respect to the discharge. At this time, the pressure discharge unit 121 is inserted into the safety valve member 130 to discharge the pressure while preventing the water inlet of the hot water supply tank (103).

In addition, the check valve member 120 is bent in the direction in which the water of the hot water supply tank 103 is supplied to open the water inlet 110a, and after contact with the bottom surface of the cover member 113 after the water is supplied. And has elasticity to seal the water inlet 110a.

That is, the check valve member 120 bends downward when the pressure applied from the upper side increases, and opens the water inlet 110a. When the pressure decreases, the upper surface contacts the lower surface of the cover member 113 while restoring to the original state. To seal the water inlet 110a.

To this end, the check valve member 120 according to the present embodiment is formed in a plate shape, the pressure discharge portion 121 is formed in the center portion, so that the deformation, for example, to relax or shrink smoothly according to the water pressure It is formed by rubber or synthetic rubber.

In addition, the check valve member 120 may be more smoothly deformed in the relaxation and contraction, and may be spaced farther from the lower surface of the cover member 113 according to the deformation to increase the opening area of the water inlet 110a. Protruding support member 120a is formed to protrude from the corner portion. At this time, the protruding support member 120a is coupled to the case 111 through the check valve member support 140.

On the other hand, the check valve member 120 when the excessive expansion pressure due to the water heating in the heating unit 105 occurs, the safety valve member 130 is moved by this expansion pressure to open the pressure discharge unit 121, the expansion When the pressure is discharged to the hot water supply tank 103, the safety valve member 130 returns to its original position by the support force of the pressure discharge part 121 to seal the pressure discharge part 121.

That is, the safety valve member 130 is inserted into and supported by the pressure discharge part 121.

The structure of the pressure discharge part 121 and the safety valve member 130 will be described in detail. The pressure discharge part 121 includes a through hole part 123 and a support part 125, and the safety valve member 130 includes The upper and lower ends are inserted into the through hole part 123 and the support part 125 so as to be exposed to the upper and lower parts of the pressure discharge part 121, respectively.

More specifically, the pressure discharge portion 121 has a through hole 123 is formed in the center of the check valve member 120, the support portion 125 is formed protruded in the lower portion of the through hole 123, the safety valve member ( 130).

The through hole 123 is formed to have a diameter smaller than the diameter of the water inlet 110a to communicate with the water inlet 110a, and the safety valve member 130 penetrates to open and close according to the vertical movement of the safety valve member 130. Is inserted.

The support part 125 extends from the lower surface of the check valve member 120 to the lower side of the through hole part 123, and lowers the safety valve member 130 so that the through hole part 123 is sealed by the safety valve member 130. Support in the direction.

The support part 125 is formed in a semi-circular dome shape so that the compression is smoothly performed by the reverse expansion pressure generated by the heating part 105 side, and the safety valve member 130 is inserted into and supported by the central part. An insertion hole 125a is formed.

On the other hand, the pressure discharge portion 121 is a space portion 127 is formed between the through-hole portion 123 and the support portion 125 by the support portion 125 having a dome shape. Due to the space 127, the pressure discharge part 121 is easily compressed and deformed by the expansion pressure generated in the reverse direction.

In addition, the pressure discharge part 121 according to the present embodiment is coupled so that the upper surface thereof has a gap of 0.2 mm to 0.3 mm with the lower surface of the cover member 113. This is to more smoothly and easily supply the water of the hot water supply tank 103 to the heating unit 105.

In addition, the pressure discharge part 121 having a gap between the cover member 113 moves upward and contacts the cover part 113 due to the expansion of water generated when the water is heated by the heating part 105. Accordingly, the water of the hot water supply tank 103 is prevented from being supplied to the heating unit 105 when the heating unit 105 heats the water.

The safety valve member 130 is inserted into the through hole part 123 and the insertion hole 125a to selectively open and close the through hole part 123 of the pressure discharge part 121.

Specifically, the safety valve member 130 is supported by the support portion 125 to seal the through-hole portion 123, when the reverse expansion pressure generated in the heating unit 105 is transmitted to the inside of the valve body 110 The through hole 123 is opened while moving upward by the expansion pressure.

To this end, the safety valve member 130 extends downwardly from the sealing member 131 exposed to the upper side of the through hole 123 and the sealing member 131 to form a flow path between the insertion hole 125a. A space forming member 133 is formed, and a support member 135 protruding from the space forming member 133 to prevent the safety valve member 130 from being separated.

The sealing member 131 has a spherical shape, the diameter of which is larger than the diameter of the through hole 123 and smaller than the diameter of the water inlet 110a. The sealing member 131 has a lower end thereof in contact with an upper end surface of the through hole part 123 to seal the through hole part 123.

The space forming member 133 includes a vertical rib 133a inserted into the insertion hole 125a and a horizontal rib 133b extending in the horizontal direction from the lower end of the vertical rib 133a. The space forming member 133 forms a space that is a flow path between the insertion holes 125a because a plurality of vertical ribs 133a are formed along the inner diameter direction of the insertion hole 125a in a fan shape at the center thereof.

As a result, the expansion pressure passes through the flow path between the space forming member 133 and the insertion hole 125a to be smoothly discharged through the through hole part 123.

The safety valve member 130 according to the present embodiment discharges the reverse pressure while moving upward when the reverse direction or the expansion pressure is 2 kg / 1 m 2 (square meter) or more. In this embodiment, the reverse pressure is described as an example of 2kg / 1m2 (square meter) or more, but this may be variously changed according to the needs of the user.

The check valve member supporter 140 for guiding the movement of the check valve member 120 may be separated from the water inlet 110a by the pressure of the water acting on the water inlet 110a by the check valve member 120. Fix the check valve member 120 and the valve body 110 to open (110a).

The check valve member support unit 140 is coupled rib member 141 provided in the case 111 and the protrusion support member 120a of the check valve member 120 so that the coupling rib member 141 is inserted. It includes a fixing groove 143 is formed.

At this time, the coupling rib member 141 is formed with a fixing protrusion protruding to be easily inserted into the fixing groove 143.

On the other hand, in the hot water supply device 100 according to the present invention, the heating portion 105 is formed to be inclined downward so that bubbles generated when heating the water in the heating portion 105 to move smoothly to the valve body 110 side.

The heating unit 105 is in communication with the water inlet (110a) of the valve body 110 so that the water of the hot water supply tank 103 flows in. The heating part 105 has a flow path 105a through which water is introduced, and is coupled to have a water outlet 120b and a slope C2 so that the flow path 105a is inclined downward with respect to the horizontal plane C1. do. This is to ensure that bubbles generated during water heating are smoothly discharged into the valve body 110 through the downwardly inclined flow path 105a.

And, due to the smooth discharge of such bubbles, the thermal efficiency of the heating unit 105 for heating the water is significantly improved. Because of this, the heating effect of the mat is further improved.

The housing 101 is formed with a recessed type waterproofing portion 101a in which the PCB 109 for controlling the hot water supply device 100 is installed, and an open upper surface of the waterproofing portion 101a has a mask member ( 107).

At this time, the PCB waterproof part 101a has a lower surface and a side surface recessed to safely protect the PCB 109 installed therein even when water leaks due to breakage or backflow of the hot water supply tank 103. It is formed to be completely sealed.

In addition, the PCB waterproof portion 101a has a coupling groove in which the mask member 107 is seated on the edge portion of the PCB 101 so as to more effectively prevent the penetration of water and to easily couple the mask member 107. ), The water flowing through the surface of the housing 101 to the PCB waterproof portion 117 is prevented from flowing into the PC waterproof portion 117 by the defect groove 117a.

As described above, the hot water supply apparatus 100 according to the present embodiment may change the appearance of the housing 101 to various shapes by replacing the mask member 117 according to a user's need, as well as the hot water supply tank 103. In order to prevent the leakage of water to the outside in the PCB 109.

In the hot water supply device 100 for hot water mat according to the present invention configured as described above, when the water pressure of the hot water supply tank 103 is increased, the check valve member 120 is bent downward by the pressure of the water while the water inlet is When the hot water supply tank 103 is supplied with water to the heating unit 105 and the pressure of the water in the hot water supply tank 103 decreases due to the water discharge of the hot water supply tank 103, the check valve member 110a is opened. The check valve member 120 is restored to its original position by self-elasticity of 120 to seal the water inlet 110a.

In addition, the hot water supply device 100 is caused by the expansion pressure in the reverse direction with respect to the water supply direction, for example, when the expansion pressure due to heating in the heating unit 105 is excessively transmitted to the inside of the valve body 110. As the safety valve member 130 moves upward to open the through hole 123 of the check valve member 120, the expansion pressure is smoothly discharged into the hot water supply tank 103.

Accordingly, even if excessive expansion pressure due to reverse pressure or heating is prevented, the weak connection portion of the valve device or pipe is prevented from being damaged, thereby improving the safety of the hot water mat and the hot water supply device 100. have.

In addition, since the bubbles generated by the heating unit 105 is smoothly discharged every time the water inlet 110a is opened, it is possible to prevent the generation of bubbles that are bubbles when the water is smooth in the hot water supply device 100 and the hot water mat. And, it is possible to improve the thermal efficiency of the hot water supply 100 and hot water mat.

On the other hand, the check valve member 120 and the safety valve member 130 according to the present embodiment, for example, bent to the lower side so that deformation may occur due to the water pressure of the hot water supply tank 103, as well as high temperature of hot water It is formed of a material capable of maintaining durability against. For example, the check valve member 120 and the safety valve member 130 according to the present embodiment are formed of any one of rubber, synthetic rubber, silicone, heat resistant silicone rubber, and heat resistant fluorine resin having elasticity and heat resistance.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It is understandable. Accordingly, the true scope of the present invention should be determined by the following claims.

110: valve body 110a: water inlet
110b: water outlet 120: check valve member
121: pressure discharge portion 123: through hole portion
125 support portion 125a insertion hole
127: space 130: safety valve member
131: sealing member 133: space forming member
135: support member 140: check valve member support
141: coupling rib member 143: fixing groove

Claims (11)

A valve body 110 in which water inlets 110a and water outlets 110b are formed, respectively, so that water is introduced into and discharged from the inside;
A check valve member 120 provided at the valve body to open and close the water inlet, and a pressure discharge part 121 formed to discharge pressure generated in a reverse direction with respect to the water supply direction of the water inlet; And
It is coupled to the check valve member to seal the pressure discharge portion, when the reverse pressure is generated in the water supply direction of the check valve member is moved in the check valve member to open the pressure discharge portion to discharge the reverse pressure Safety valve member 130;
Safety valve of the hot water supply for hot water mat, characterized in that it comprises a. The method of claim 1,
The check valve member is coupled to the valve body to seal the water inlet at the bottom of the water inlet, and is spaced apart from the water inlet by the water pressure applied in the water supply direction and at the same time bends downward to generate the water inlet Opening the safety valve of the hot water supply for hot water mats, characterized in that when the expansion pressure generated in the heating portion increases to move upward to seal the water inlet.
3. The method according to claim 1 or 2,
The check valve member is located on the center line of the water inlet so that the pressure discharge portion communicates with the water inlet, the safety valve member is formed smaller than the diameter of the water inlet is inserted into the pressure discharge portion Safety valve for hot water supply for mat. The method of claim 1, wherein the pressure discharge portion,
It is formed to have a diameter smaller than the diameter of the water inlet to communicate with the water inlet, the through-hole portion 123 is inserted into the safety valve member; And
A support part 125 extending downward from the through hole part and supporting the safety valve member to seal the through hole part;
Safety valve of the hot water supply for hot water mat, characterized in that it comprises a. The method of claim 4, wherein
The support portion has a semi-circular dome shape, the safety valve of the hot water supply for hot water mat, characterized in that to form an insertion hole (125a) into which the safety valve member is inserted. The method of claim 4, wherein
The pressure relief part of the safety valve of the hot water supply for hot water mat, characterized in that the support portion to form a space 127 between the support portion and the through hole so as to compressively deform by the reverse pressure. The method of claim 1, wherein the safety valve member,
A sealing member 131 in contact with the pressure discharge part to seal the pressure discharge part;
A space forming member 133 extending from the sealing member so as to form a space between the pressure discharge portion; And
A support member 135 extending from the space forming member and supported by the pressure discharge part to prevent the safety valve member from being separated;
Safety valve of the hot water supply for hot water mat, characterized in that it comprises a. The method of claim 1,
The check valve member further comprises a check valve member supporter 140 for fixing the check valve member to the valve body to open the water inlet while being spaced apart from the water inlet by the pressure of the water acting on the water inlet. Safety valve for hot water supply for hot water mat. The method of claim 8, wherein the check valve member support portion,
A coupling rib member 141 provided inside the valve body; And
A fixing groove 143 formed at an edge of the check valve member so that the coupling rib member is inserted;
Safety valve of the hot water supply for hot water mat, characterized in that it comprises a. The method of claim 1,
The valve body 110 includes a cover member 113 in which the water inlet 110a is formed, and the check valve member 120 is disposed below the cover member to be spaced apart from the bottom surface of the cover member 113. Safety valve of the hot water supply for hot water mat, characterized in that the installation. The method of claim 1,
The check valve member and the safety valve member is a safety valve of the hot water supply for hot water mat, characterized in that formed by heat-resistant silicone rubber or fluorine resin rubber.

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