CN211231661U

CN211231661U - Water heater is with water intaking valve that adjusts temperature

Info

Publication number: CN211231661U
Application number: CN201922205098.5U
Authority: CN
Inventors: 温小繁
Original assignee: Foshan Suertec Electric Appliance Co ltd
Current assignee: Foshan Suertec Electric Appliance Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-11
Anticipated expiration: 2029-12-10

Abstract

The utility model provides a temperature-adjustable water inlet valve for a water heater, which comprises a valve body, wherein the valve body is provided with a water inlet, a water outlet, an adjusting port and a pressure relief valve body; the water inlet is provided with a loose joint nut, the water outlet is connected with the water heater, the adjusting port is provided with a water flow adjusting assembly, and the pressure relief valve body is internally provided with a pressure relief assembly and a pagoda joint. The utility model can not only control the water flow by adjusting the rotation direction of the valve core to realize the adjustment of the water temperature, but also has the pressure relief function; the valve core is pressed by the anti-drop screw, the former pressing plate structure is omitted, the installation is convenient, and the cost is saved; the rotation direction of the valve core is controlled by matching the machine meter screw with the semicircular clamping groove, the adjustable angle is large, and fine adjustment of water flow can be realized; the electroplating cover is connected with the valve core through a gear structure and locked through a top cover screw, so that the structure is compact and attractive; and a buckle structure is adopted between the loose joint nut and the water inlet, so that the installation is convenient and the cost is saved.

Description

Water heater is with water intaking valve that adjusts temperature

Technical Field

The utility model relates to the technical field of valves, more specifically say, in particular to adjustable temperature water intaking valve for water heater.

Background

The water inlet valve is usually arranged at the water inlet of the water tank of the water heater, and the regulating valve of the water inlet mainly regulates the amount of water entering the water heater, so that the temperature is regulated. Most of the existing water inlet valves are manually adjusted, the adjustment angle of a manual switch is small, the flow rate is greatly changed when the manual switch is slightly rotated, the adjustment of water is rough, and the fine adjustment of the water flow rate during bathing is difficult to realize; the water inlet end of the valve body is generally connected by adopting a screw or a screw cap, so that the assembly is complicated and water leakage is easy to occur; in addition, the general valve only has the function of a one-way valve and does not have the function of pressure relief, and the function of protecting a water path system of the water heater cannot be realized.

SUMMERY OF THE UTILITY MODEL

Problem (A)

In conclusion, how to improve the existing valve structure to make the valve more comfortable to use and convenient to install becomes the technical problem that needs to be solved at present.

(II) technical scheme

The utility model provides a temperature-adjustable water inlet valve for a water heater, which comprises a valve body, wherein the valve body is provided with a water inlet, a water outlet, an adjusting port and a pressure relief valve body; a loose joint nut is arranged on the water inlet, a snap ring for preventing the loose joint nut from falling off is arranged between the loose joint nut and the water inlet, and a groove for mounting the snap ring is formed in the outer wall of the water inlet; the water outlet is connected with a water heater; a water flow adjusting component is arranged on the adjusting port; the pressure relief valve body is internally provided with a pressure relief assembly, and the outlet of the pressure relief valve body is provided with a pagoda joint for connecting a drain pipe;

the water flow adjusting component comprises a valve core, an O-shaped sealing ring, an electroplating cover, a top cover screw and a small decorative cover; one end of the valve core is provided with a semicircular clamping groove, the other end of the valve core is provided with a gear disc, the middle part of the valve core is provided with a through hole, and two sealing clamping grooves are arranged between the through hole and the gear disc; a limit groove matched with the valve core is arranged in the valve body, a screw hole is arranged on the side wall of the limit groove, and a machine-rice screw is arranged on the screw hole; the valve core is inserted into the limit groove, and the machine-meter screw is screwed into the screw hole and extends into the semicircular clamping groove; the number of the O-shaped sealing rings is two, and the two O-shaped sealing rings are respectively arranged in the two sealing clamping grooves; an anti-falling screw for pressing the valve core is arranged at an outlet of the adjusting port; a gear ring matched with the gear disc is arranged in the electroplating cover, a mounting hole is formed in the middle of the electroplating cover, and a top cover screw penetrates through the mounting hole to be connected with the valve core; the small decorative cover is arranged on the mounting hole and covers the top cover screw.

Preferably, the pressure relief assembly comprises a sealing seat, a sealing block and a spring; one end of the sealing seat is a cylindrical groove for clamping the sealing block, and the other end of the sealing seat is a straight rod extending into the spring; one end of the spring is abutted against the sealing seat, and the other end of the spring is abutted against the pressure relief valve body.

Preferably, a first sealing ring is arranged in the loose joint nut, and a stainless steel filter screen with 40 meshes is arranged in the center of the first sealing ring.

Preferably, the pagoda joint is sleeved with a second sealing ring, a sealing clamping groove capable of containing the second sealing ring is formed in the outlet of the pressure relief valve body, and the pressure relief valve body is in threaded connection with the pagoda joint.

Preferably, the snap ring is a C-shaped snap ring, and the material of the snap ring is 304 stainless steel.

Preferably, the anti-dropping screw is a large pan head screw, and a gasket is further arranged between the large pan head screw and the adjusting opening.

Preferably, the top surface of the electroplating cover is provided with an arrow and a character mark for indicating the water temperature adjusting direction, and the periphery of the electroplating cover is provided with anti-slip teeth for enhancing friction.

(III) advantageous effects

Compared with the prior art, the temperature-adjustable water inlet valve for the water heater can not only control the water flow by adjusting the rotation direction of the valve core so as to adjust the water temperature, but also has the pressure relief function; the valve core is pressed by the anti-drop screw, the former pressing plate structure is omitted, the installation is convenient, and the cost is saved; the rotation direction of the valve core is controlled by matching the machine meter screw with the semicircular clamping groove, the adjustable angle is large, and fine adjustment of water flow can be realized; the electroplating cover is connected with the valve core through a gear structure and locked through a top cover screw, so that the structure is compact and attractive; and a buckle structure is adopted between the loose joint nut and the water inlet, so that the installation is convenient and the cost is saved.

Drawings

FIG. 1 is a structural diagram of a temperature-adjustable water inlet valve for a water heater according to an embodiment of the present invention;

FIG. 2 is a side view of an embodiment of the present invention illustrating a temperature adjustable inlet valve for a water heater;

FIG. 3 is a top view of an embodiment of the present invention showing a temperature-adjustable water inlet valve for a water heater;

FIG. 4 is a front sectional view of a temperature adjustable inlet valve for a water heater according to an embodiment of the present invention;

FIG. 5 is a diagram of a valve core structure of a temperature adjustable water inlet valve for a water heater according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view of a pressure relief assembly of a temperature adjustable inlet valve for a water heater according to an embodiment of the present invention;

in fig. 1 to 6, the correspondence between the part names and the reference numbers is:

1-valve body, 2-water inlet, 3-water outlet, 4-regulating port, 5-pressure relief valve body, 6-loose joint nut, 7-snap ring, 8-groove, 9-water flow regulating component, 91-valve core, 92-O-shaped sealing ring, 93-electroplating cover, 94-top cover screw, 95-a small decorative cover, 96-a semicircular clamping groove, 97-a gear disc, 98-a through hole, 99-a sealing clamping groove, 910-a screw, 911-an anti-drop screw, 10-a pressure relief component, 101-a sealing seat, 102-a sealing block, 103-a spring and 11-a pagoda joint.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, the present invention provides a temperature adjustable water inlet valve for a water heater, which comprises a valve body 1, wherein the valve body 1 is provided with a water inlet 2, a water outlet 3, an adjusting port 4 and a pressure relief valve body 5; a loose joint nut 6 is arranged on the water inlet 2, a snap ring 7 for preventing the loose joint nut from falling off is arranged between the loose joint nut 6 and the water inlet 2, and a groove 8 for mounting the snap ring 7 is formed in the outer wall of the water inlet 2; the water outlet 3 is connected with a water heater; a water flow adjusting component 9 is arranged on the adjusting port 4; a pressure relief assembly 10 is arranged in the pressure relief valve body 5, and a pagoda joint 11 for connecting a drain pipe is arranged at an outlet;

the water flow adjusting assembly 9 comprises a valve core 91, an O-shaped sealing ring 92, an electroplating cover 93, a top cover screw 94 and a small decorative cover 95; one end of the valve core 91 is provided with a semicircular clamping groove 96, the other end of the valve core is provided with a gear disc 97, the middle part of the valve core is provided with a through hole 98, and two sealing clamping grooves 99 are arranged between the through hole 98 and the gear disc 97; a limit groove matched with the valve core 91 is formed in the valve body 1, a screw hole is formed in the side wall of the limit groove, and a machine-meter screw 910 is arranged on the screw hole; the limit groove is inserted into the valve core 91, and the screw 910 is screwed into the screw hole and extends into the semicircular clamping groove 96; two O-shaped sealing rings 92 are arranged, and the two O-shaped sealing rings 92 are respectively arranged in the two sealing clamping grooves 99; an anti-falling screw 911 for pressing the valve core 91 is arranged at an outlet of the adjusting port 4; a gear ring matched with the gear disc 97 is arranged in the electroplating cover 93, a mounting hole is formed in the middle of the electroplating cover 93, and the top cover screw 94 penetrates through the mounting hole to be connected with the valve core 91; the small decorative cover 95 is disposed on the mounting hole and covers the top cover screw 94.

The utility model discloses an in the embodiment, be equipped with water inlet 2 on the valve body 1, delivery port 3, regulation mouth 4 and pressure release valve body 5, water inlet 2 and delivery port 3 are located the same axis, water inlet 2 is connected to the water pipe net through loose joint nut 6, delivery port 3 is connected to the water heater, regulation mouth 4 is located the side of valve body 1, pressure release valve body 5 also is located the side, the axis of regulation mouth 4 is mutually perpendicular with the axis of pressure release valve body 5, the design is favorable to saving space, conveniently adjust and install the water route of pressure release. Adopt buckle structure between loose joint nut 6 and the water inlet 2, through set up an annular recess 8 on 2 outer walls of water inlet, then install snap ring 7 on recess 8, also reserve the installation trench that corresponds with snap ring 7 on the loose joint nut 6, with loose joint nut 6 propelling movement to water inlet 2, installation trench joint has been on snap ring 7, snap ring 7 plays the effect that prevents loose joint nut 6 and drop, it is very convenient to connect. The water temperature is adjusted through the water flow adjusting assembly 9, the water flow adjusting assembly 9 controls the flow of water, and the temperature is adjusted through adjusting the water flow. Specifically, by rotating the electroplating cover 93, the electroplating cover 93 drives the valve core 91 connected with the electroplating cover 93, and when the valve core 91 rotates, the opening area of the through hole 98 in the middle of the valve core changes, so that the water flow passing through the through hole 98 is influenced, and the water flow is adjusted; one end that has semi-circular draw-in groove 96 in the case 91 inserts the spacing groove, then it is spacing to carry out through quick-witted rice screw 910 of packing into on the screw of spacing groove lateral wall, quick-witted rice screw 910 withstands semi-circular draw-in groove 96, case 91 can't be pulled out this moment, at this moment, no matter case 91 rotates towards which direction, quick-witted rice screw 910 can be touch respectively to semi-circular draw-in groove 96's both sides wall, then realize direction of rotation's spacing, mutually support through quick-witted rice screw 910 and semi-circular draw-in groove 96, not only can conveniently control case 91's direction of rotation, and adjustable angle is big, be convenient for to the fine adjustment. In order to strengthen the sealing performance and prevent water leakage, the technical scheme is specially provided with two O-shaped sealing rings 92 for double sealing, and the O-shaped sealing rings are respectively positioned at one end of the valve core 91 close to the adjusting port, so that the water leakage phenomenon of the valve core 91 after multiple times of rotation adjustment is avoided. The electroplated cover 93 is connected with the valve core 91 through a gear structure, and the 911 is locked through a top cover screw, so that the valve core 91 can rotate along with the rotation of the electroplated cover 93, and in addition, the decoration is carried out through the small decorative cover 95, so that the whole adjusting part has a compact and attractive structure.

The utility model discloses a water heater is with water intaking valve that adjusts temperature, its theory of operation as follows: through rotatory electroplating lid 93, it is rotatory to drive case 91, changes the inflow of through-hole 98 in case 91, adjusts the temperature through control water flow size, when waterway system reaches certain water pressure, carries out the pressure release through pressure release subassembly 10 to protect waterway system, make the water heater normal operating.

Preferably, the pressure relief assembly 10 comprises a sealing seat 101, a sealing block 102 and a spring 103; one end of the sealing seat 101 is a cylindrical groove for clamping the sealing block 102, and the other end is a straight rod extending into the spring 103; one end of the spring 103 is abutted against the sealing seat 101, and the other end of the spring is abutted against the pressure relief valve body 5.

The embodiment of the utility model provides an in, the during operation, when rivers pressure is less than and sets for the pressure release value, the thrust of spring 103 is greater than the pressure of water, and sealed piece 102 offsets with pressure release valve body 5 this moment, and whole pressure release subassembly is in the off-state. When the water flow pressure rises and exceeds a set pressure relief value, the water presses the sealing block 102, the sealing block 102 pushes the sealing seat 101 and presses the spring 103, when the water flow pressure is larger than the pushing force of the spring 103, the sealing block 102 is pushed away and forms a passage, the whole pressure relief assembly is in an open state, the pressure is released, and therefore the water heater is protected.

Preferably, be equipped with first sealing washer in the loose joint nut 6, the central authorities of first sealing washer are equipped with 40 mesh stainless steel filter screens, through setting up the stainless steel filter screen, can filter the impurity of aquatic, avoid impurity to block up the pressure release subassembly, cause the inefficacy of pressure release subassembly.

Preferably, the pagoda joint 11 is sleeved with a second sealing ring, a sealing clamping groove capable of containing the second sealing ring is arranged at the outlet of the pressure relief valve body 5, and the pressure relief valve body 5 is in threaded connection with the pagoda joint 11.

Preferably, the snap ring 7 is a C-shaped snap ring, and is made of 304 stainless steel.

Preferably, the anti-dropping screw 911 is a large pan head screw, and a gasket is further arranged between the large pan head screw and the adjusting opening 4; through the structural design, the valve core 91 is pressed through the large pan head screw, the pressing plate structure of the conventional product is omitted, the installation is convenient, and the cost is saved.

Preferably, the top surface of the plating cover 93 is provided with an arrow and a character mark indicating the water temperature adjusting direction, and the periphery is provided with anti-slip teeth for enhancing friction.

Compared with the prior art, the temperature-adjustable water inlet valve for the water heater can not only control the water flow by adjusting the rotation direction of the valve core 91 so as to adjust the water temperature, but also has the pressure relief function so as to protect the water heater; the valve core 91 is pressed by the anti-drop screw, so that the conventional pressing plate structure is omitted, the installation is convenient, and the cost is saved; the rotation direction of the valve core 91 is controlled by matching the screw 910 with the semicircular clamping groove 96, the adjustable angle is large, and fine adjustment of water flow can be realized; the electroplating cover 93 is connected with the valve core 91 through a gear structure and locked through a top cover screw 94, so that the structure is compact and attractive; and a buckle structure is adopted between the loose joint nut 6 and the water inlet 2, so that the installation is convenient and the cost is saved.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A temperature-adjustable water inlet valve for a water heater is characterized by comprising a valve body, wherein a water inlet, a water outlet, an adjusting port and a pressure relief valve body are arranged on the valve body; a loose joint nut is arranged on the water inlet, a snap ring for preventing the loose joint nut from falling off is arranged between the loose joint nut and the water inlet, and a groove for mounting the snap ring is formed in the outer wall of the water inlet; the water outlet is connected with a water heater; a water flow adjusting component is arranged on the adjusting port; the pressure relief valve body is internally provided with a pressure relief assembly, and the outlet of the pressure relief valve body is provided with a pagoda joint for connecting a drain pipe;

2. The temperature adjustable water inlet valve for water heater of claim 1, wherein the pressure relief assembly comprises a sealing seat, a sealing block and a spring; one end of the sealing seat is a cylindrical groove for clamping the sealing block, and the other end of the sealing seat is a straight rod extending into the spring; one end of the spring is abutted against the sealing seat, and the other end of the spring is abutted against the pressure relief valve body.

3. The temperature adjustable water inlet valve for water heater of claim 1, wherein the union nut is provided with a first sealing ring, and the center of the first sealing ring is provided with a 40-mesh stainless steel filter screen.

4. The temperature-adjustable water inlet valve for the water heater as claimed in claim 3, wherein a second sealing ring is sleeved on the pagoda joint, a sealing clamping groove capable of accommodating the second sealing ring is arranged at an outlet of the pressure relief valve body, and the pressure relief valve body is in threaded connection with the pagoda joint.

5. The adjustable temperature inlet valve for a water heater as claimed in claim 4, wherein the retainer ring is a C-shaped retainer ring made of 304 stainless steel.

6. The temperature-adjustable water inlet valve for the water heater as claimed in claim 5, wherein the anti-dropping screw is a large pan head screw, and a gasket is further arranged between the large pan head screw and the adjusting port.

7. A temperature-adjustable water inlet valve for a water heater as claimed in any one of claims 1 to 6, wherein the top surface of the plating cover is provided with arrows and character marks for indicating the water temperature adjusting direction, and the periphery is provided with anti-slip teeth for enhancing friction.