CN220793452U - Water inlet joint and gas water heater - Google Patents

Abstract

The utility model provides a water inlet connector and a gas water heater, wherein the water inlet connector comprises a connector body, and a waterway channel and a mounting channel are formed in the connector body; the waterway channel comprises an inlet end channel and an outlet end channel which are respectively communicated with two asymmetric sides of the installation channel; an integrated component is arranged in the mounting channel, and the integrated component comprises a frame main body; and a filtering piece for filtering impurities in water flow is arranged on one side of the frame body, which is close to the waterway channel. The functional components are arranged as the integrated components and are arranged in the integrated channel, so that the structure is clear, and the assembly and the disassembly are convenient. The filter element can effectively filter impurities in water, and improves the filtering effect. The inlet end channel and the outlet end channel of the waterway channel are arranged in a staggered mode, impurities filtered by the filtering piece do not block the inlet of the waterway channel, and normal operation of the water inlet joint is guaranteed.

Description

Water inlet joint and gas water heater

Technical Field

The utility model belongs to the technical field of kitchen appliances, and particularly relates to a water inlet connector and a gas water heater.

Background

The gas water heater is also called as gas water heater, which uses gas as fuel to transfer heat to cold water flowing through heat exchanger by combustion heating mode to achieve the purpose of preparing hot water. The gas water heater generally has higher energy efficiency, and can more effectively convert gas energy into hot water, thereby reducing energy consumption and use cost. And the gas water heater generally has higher heating speed, can rapidly provide hot water, meets the hot water requirement of users, and is particularly suitable for the situation that a large amount of hot water is needed in families or business places. The gas water heater is favored because of the advantages of high efficiency, energy saving, rapid heat supply, continuous and stable heat supply, flexible installation, adjustability, long service life and the like, becomes an ideal choice for families and business places, and meets the requirements of users on hot water.

The water inlet joint is an important component part of the gas water heater and is used for connecting a cold water pipeline with a water inlet of the water heater, and the water inlet joint plays a role in introducing cold water into the water heater. In gas water heaters, the inlet fitting is also typically provided with a filter screen or other filter structure to ensure that the cold water entering the heater is free of impurities or particulates. Therefore, the heat exchanger and other internal parts can be protected, the accumulation and damage of impurities are avoided, and the service life of the water heater is prolonged. In the prior art, a filter screen or a filter element is generally directly fixed in a water channel in a water inlet joint, regular cleaning or replacement is difficult, the use flexibility is poor, the cleaning period is prolonged, and long-term use of accumulated impurities is easy to cause poor filtering effect and increase water flow resistance, so that the normal use of the gas water heater is affected.

It can be seen that the arrangement of the water inlet joint and the filtering structure of the gas water heater is to be optimized.

Disclosure of Invention

The utility model aims to solve the problems of poor use flexibility and poor filtering effect of the water inlet connector and the filtering structure of the existing gas water heater. The utility model provides a water inlet connector and a gas water heater aiming at the water inlet connector of the gas water heater and a filtering structure thereof, so as to achieve the purposes of improving the filtering effect and improving the use flexibility and convenience.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in a first aspect, the present utility model provides a water inlet connector, including a connector body, in which a waterway channel and a mounting channel are formed; the waterway channel comprises an inlet end channel and an outlet end channel which are respectively communicated with two asymmetric sides of the installation channel; an integrated component is arranged in the mounting channel, and the integrated component comprises a frame main body; and a filtering piece for filtering impurities in water flow is arranged on one side of the frame body, which is close to the waterway channel.

Through the technical scheme, the water inlet connector is required to control water flow in the water inlet connector, for example, water flow and water pressure are regulated, and in addition, excessive impurities in water can influence the use feeling and the normal use of the gas water heater, so that the water inlet connector is required to have multiple functions, a steady flow function, a pressure relief function, a filtering function and the like. The plurality of functional components are arranged as the integrated components and are arranged in the integrated channel, so that the water inlet joint has a clear structure and is convenient to assemble and disassemble. The position department that above-mentioned frame main part inside corresponds with above-mentioned waterway is provided with the filter spare and can effectively filter aquatic impurity, ensures quality of water, when needs wash or when changing above-mentioned filter spare, only need with above-mentioned integrated component unpick out can, convenient to use has effectively avoided the filter spare to accumulate too much dirt owing to dismantle inconvenient, has improved the filter effect. The inlet end channel and the outlet end channel of the waterway channel are arranged in a staggered mode, impurities filtered by the filtering piece do not block the inlet of the waterway channel, and normal operation of the water inlet joint is guaranteed.

Preferably, the filter elements (312) are distributed along the circumferential direction of the frame body (311); the filter element (312) comprises a plurality of filter screens, and reinforcing ribs are arranged between two adjacent filter screens; the sum of the circumferential length of the filter screen and the circumferential length of the reinforcing ribs is equal to the circumferential length of the frame body.

Through above-mentioned technical scheme, above-mentioned strengthening rib can increase the intensity and the rigidity of structure, and the rivers in the water inlet joint flow through above-mentioned filter element and can produce the impact force of water, and the structural stability of above-mentioned frame main part of long-term work can be influenced, can control effectively and disperse the stress in the structure through setting up above-mentioned strengthening rib, prevent that the structure from taking place to destroy and plastic deformation.

Preferably, the filter screen, the reinforcing ribs, and the frame body are integrally formed.

Through above-mentioned technical scheme, above-mentioned integrated component has assembled a plurality of functional parts, and the structure of above-mentioned main part frame needs to possess higher stability, through integrated into one piece both can guarantee the uniformity of above-mentioned filter screen, above-mentioned strengthening rib and above-mentioned frame main part, can reduce tie point and gap again, improves bulk strength and stability.

As a preferable scheme, the device also comprises a limiting piece for fixing; the circumference of the frame main body is provided with a fixing through hole; the integrated component is connected with the connector body through the cooperation of the limiting piece and the fixing through hole.

Preferably, the frame further comprises at least two first sealing members for sealing the connection between the frame body and the mounting channel; the frame body is provided with seal mounting grooves corresponding to the number of the first seals on the circumference thereof.

Through above-mentioned technical scheme, above-mentioned sealing member can adopt the sealing washer, compares in the cover and establishes a sealing washer, and two sealing washer damage simultaneously the possibility is lower, can effectively avoid the connection leakproofness that arouses after the sealing washer inefficacy to descend.

As a preferable scheme, the discharge end channel is embedded with a steady flow piece; the flow stabilizing piece comprises a connecting section connected with the discharge end channel, a flow collecting section is arranged above the connecting section, and a first flow dividing hole is formed at the joint of the flow collecting section and the connecting section.

Preferably, the radial length of the collecting section increases gradually from a side away from the connecting section to a side close to the connecting section; a steady flow channel is arranged in the current collecting section, a water inlet is arranged at one end of the steady flow channel, which is close to the connecting section, and a plurality of second diversion holes are arranged on the side wall of the steady flow channel.

Through the technical scheme, the current collecting section is in a fan-shaped structure, namely the upper part is narrowed, so that water flow of a water inlet connector discharge end channel can be conveniently collected. The water flow enters the steady flow piece from the water inlet joint discharge end channel, collides in the steady flow channel on the current collecting section, flows out of the first diversion hole through the second diversion hole, is discharged into the water inlet joint discharge end channel, and effectively slows down the flow speed of the water flow of the water inlet joint discharge end channel through the cooperation of the current collecting section, the steady flow channel, the second diversion hole and the first diversion hole, so that the stable discharge of the water flow is realized.

Preferably, the integrated assembly further comprises a pressure relief member disposed on a side opposite the filter member; the pressure release piece comprises a pressure release main body arranged in the water inlet joint and a second sealing piece arranged between the pressure release main body and the water inlet joint and used for sealing; an installation space capable of accommodating the pressure relief main body is formed on the inner side of the second sealing element; the outer side of the second sealing piece is provided with a plurality of anti-slip sections, and a transition section is arranged between two adjacent anti-slip sections.

According to the technical scheme, the frame of the water inlet joint is generally manufactured by adopting a thermoplastic molding process, and by arranging the transition section on the second sealing element, redundant thermoplastic materials in the thermoplastic process can be accumulated in the transition section, so that the influence on the connection stability of the second sealing element and the water inlet joint is avoided.

As a preferable scheme, the anti-skid section is provided with knurled straight lines; and an internal thread matched with the pressure relief main body is arranged outside the installation space.

Through the technical scheme, the surface of the second sealing piece, which is connected with the joint body, is treated, so that the surface roughness of the second sealing piece can be increased, and the connection between the second sealing piece and the joint body is firmer.

Preferably, the transition section is provided with a recess having a concave direction facing the inside of the seal.

Through above-mentioned technical scheme, the frame of water inlet connector adopts thermoplastic molding's technology to make generally, and above-mentioned anti-skidding section sets up to the recess of indent, can make the unnecessary thermoplastic flow to the recess in the thermoplastic in-process, avoids the waste material to pile up too much and causes water inlet connector holistic structure and intensity, avoids causing the influence to the connection stability of above-mentioned two sealing members with above-mentioned joint body.

In a second aspect, the utility model provides a gas water heater comprising a water inlet fitting according to any of the above aspects.

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

above-mentioned water inlet connector sets up a plurality of functional parts into above-mentioned integrated component, installs in above-mentioned integrated passageway for water inlet connector's structure is clear, and equipment and dismantlement are convenient. The position department that above-mentioned frame main part inside corresponds with above-mentioned waterway is provided with the filter spare and can effectively filter aquatic impurity, ensures quality of water, when needs wash or when changing above-mentioned filter spare, only need with above-mentioned integrated component unpick out can, convenient to use has effectively avoided the filter spare to accumulate too much dirt owing to dismantle inconvenient, has improved the filter effect. The inlet end channel and the outlet end channel of the waterway channel are arranged in a staggered mode, impurities filtered by the filtering piece do not block the inlet of the waterway channel, and normal operation of the water inlet joint is guaranteed.

Further or more detailed benefits will be described in connection with specific embodiments.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of the water inlet connector according to the present utility model.

Fig. 2 is a schematic view of a part of the structure of the water inlet connector of the present utility model.

Fig. 3 is a schematic view of a part of the structure of the water inlet connector of the present utility model.

FIG. 4 is a schematic view of the structure of the flow stabilizer in the water inlet joint.

Fig. 5 is a schematic structural view of the second sealing member in the water inlet joint according to the present utility model.

Reference numerals:

100. a joint body;

200. a waterway channel;

210. an entry end channel;

220. a discharge end passage;

230. a steady flow member;

231. a connection section;

232. a current collecting section; 2321. a steady flow channel; 2322. a water inlet; 2323. a second diversion aperture;

233. a first tap hole;

300. a mounting channel;

310. an integrated component;

311. a frame body; 3111. a seal mounting groove;

312. a filter; 3121. a filter screen; 3122. reinforcing ribs;

313. a fixing through hole;

314. a pressure release member;

3141. a pressure relief body; 3142. a second seal; 3143. an installation space; 3144. an anti-slip section; 3145. a transition section;

400. a limiting piece;

500. a first seal.

Detailed Description

The utility model is further described below with reference to the drawings and specific examples. Those of ordinary skill in the art will be able to implement the utility model based on these descriptions. In addition, the embodiments of the present utility model referred to in the following description are typically only some, but not all, embodiments of the present utility model. Therefore, all other embodiments, which can be made by one of ordinary skill in the art without undue burden, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model. In addition, references to the terms "vertical", "horizontal", "front", "rear", etc., in the embodiments of the present utility model indicate that the apparatus or element in question has been put into practice, based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product is conventionally put in use, merely for convenience of description and to simplify the description, but do not indicate or imply that the apparatus or element in question must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. It should be further noted that, unless explicitly stated or limited otherwise, terms such as "mounted," "connected," "secured," and the like in the description are to be construed broadly as, for example, "connected," either permanently connected, detachably connected, or integrally connected; either directly or indirectly through intermediaries, or in communication with each other. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiment one:

as shown in fig. 1 to 5, an embodiment of the present utility model provides a water inlet connector, which includes a connector body 100, wherein a waterway channel 200 and a mounting channel 300 which are mutually communicated are provided in the connector body 100.

The waterway passage includes an inlet passage 210 and an outlet passage 220 respectively communicating with both sides of the installation passage which are asymmetric. The inlet end channel and the outlet end channel of the waterway channel are arranged in a staggered mode, impurities filtered by the filtering piece do not block the inlet of the waterway channel, and normal operation of the water inlet joint is guaranteed.

The flow stabilizing member 230 is embedded in the discharge end channel 220, the flow stabilizing member 230 includes a connection section 231 connected with the discharge end channel 220, a current collecting section 232 is disposed above the connection section 231, and a first diversion hole 233 is formed at a junction between the current collecting section 232 and the connection section 231. The radial length of the current collecting section 232 increases gradually from one side far from the connecting section 231 to one side close to the connecting section 231, a current stabilizing channel 2321 is arranged in the current collecting section 232, a water inlet 2322 is arranged at one end of the current stabilizing channel 2321 close to the connecting section 231, and a plurality of second diversion holes 2323 are arranged on the side wall of the current stabilizing channel 2321. The collecting section 232 is configured in a fan-shaped structure, i.e., the upper portion is narrowed, so as to collect the water flow from the water inlet connector discharge end passage 220. The water flow enters the steady flow member 230 from the water inlet joint discharge end channel 220, collides with the steady flow channel 2321 on the collecting section 232, flows out of the first diversion hole 233 through the second diversion hole 2323, is discharged into the water inlet joint discharge end channel 220, and effectively slows down the flow velocity of the water flow of the water inlet joint discharge end channel 220 through the cooperation of the collecting section 232, the steady flow channel 2321, the second diversion hole 2323 and the first diversion hole 233, thereby realizing stable discharge of the water flow.

An integrated unit 310 is provided in the installation path 300, the integrated unit 310 includes a frame body, and a filter 312 is provided in the frame body at a position corresponding to the waterway path 200. The filter 312 includes a plurality of filter screens 3121, wherein a reinforcing rib 3122 is disposed between two adjacent filter screens 3121, and a sum of a circumferential length of the filter screen 3121 and a circumferential length of the reinforcing rib 3122 is equal to a circumferential length of the frame body. The reinforcement 3122 may increase the strength and rigidity of the structure, the water flowing through the filter 312 in the water inlet joint may generate water impact force, and the structural stability of the frame body may be affected when the frame is operated for a long period of time, and the reinforcement 3122 may effectively control and disperse the stress in the structure, thereby preventing the structure from being damaged and plastically deformed. The filter mesh 3121, the reinforcing ribs 3122 and the frame body are integrally formed, the integrated assembly 310 integrates a plurality of functional components, the structure of the main body frame 311 needs to have higher stability, and the uniformity of the filter mesh 3121, the reinforcing ribs 3122 and the frame body can be ensured by the integral forming, and the connection points and gaps can be reduced, thereby improving the overall strength and stability.

The integrated assembly 310 further includes a pressure relief member 313 provided at a side opposite to the filter member 312, the pressure relief member 313 including a pressure relief body 3131 provided inside the water inlet joint, and a second sealing member 3132 provided between the pressure relief body 3131 and the water inlet joint for sealing. The second sealing member 3132 has an inner space 3133 for accommodating the pressure relief body 3131, an inner thread for engaging with the pressure relief body 3131 is provided outside the installation space 3133, a plurality of anti-slip segments 3134 are provided outside the second sealing member 3132, and the anti-slip segments 3134 are provided with knurled straight lines, and the surface of the second sealing member 3132, which is connected to the joint body 100, is treated, so that the surface roughness of the second sealing member 3132 can be increased, and the connection between the second sealing member 3132 and the joint body 100 can be more stable. A transition section 3135 is disposed between two adjacent anti-slip sections 3134, and the transition section 3135 is provided with a groove with a concave direction facing the inner side of the sealing member. The frame of the water inlet connector is generally manufactured by adopting a thermoplastic molding process, the anti-slip segment 3134 is provided with a concave groove, so that excessive thermoplastic flows into the groove in the thermoplastic process, the integral structure and the strength of the water inlet connector caused by excessive accumulation of waste materials are avoided, and the influence on the connection stability of the two sealing elements and the connector body 100 is avoided.

The water inflow connector needs to control water flow in the water inflow connector, for example, the water flow and the water pressure are regulated, and in addition, excessive impurities in the water can influence the use feeling and the normal use of the gas water heater, so that the water inflow connector is required to have multiple functions, such as a steady flow function, a pressure relief function, a filtering function and the like. The plurality of functional components are arranged as the integrated assembly 310 and are arranged in the integrated channel, so that the water inlet joint has a clear structure and is convenient to assemble and disassemble. The filter 312 is disposed at the position of the frame body corresponding to the waterway 200, which can effectively filter impurities in water, so as to ensure water quality, and when the filter 312 needs to be cleaned or replaced, the integrated assembly 310 is only required to be detached, so that the filter 312 is convenient to use, excessive dirt accumulated due to inconvenient detachment is effectively avoided, and the filtering effect is improved.

Embodiment two:

the embodiment of the utility model provides a gas water heater, which comprises a water inlet joint in any scheme.

It should be noted that, for simplicity of description, the foregoing method embodiments are all expressed as a series of action combinations, but it should be understood by those skilled in the art that the present application is not limited by the order of actions described, as some steps may be performed in other order or simultaneously in accordance with the present application. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required in the present application.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.

The foregoing is merely exemplary embodiments of the present disclosure and is not intended to limit the scope of the present disclosure. That is, equivalent changes and modifications are contemplated by the teachings of this disclosure, which fall within the scope of the present disclosure. Embodiments of the present disclosure will be readily apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a scope and spirit of the disclosure being indicated by the claims.

Although the reference numerals in the figures are used more herein: 100. a joint body; 200. a waterway channel; 210. an entry end channel; 220. a discharge end passage; 230. a steady flow member; 231. a connection section; 232. a current collecting section; 2321. a steady flow channel; 2322. a water inlet; 2323. a second diversion aperture; 233. a first tap hole; 300. a mounting channel; 310. an integrated component; 311. a frame body; 3111. a seal mounting groove; 312. a filter; 3121. a filter screen; 3122. reinforcing ribs; 313. a fixing through hole; 314. a pressure release member; 3141. a pressure relief body; 3142. a second seal; 3143. an installation space; 3144. an anti-slip section; 3145. a transition section; 400. a limiting piece; 500. first seal, etc., but does not exclude the possibility of using other terms. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (10)

1. A water inlet joint, characterized in that:

the connector comprises a connector body (100), wherein a waterway channel (200) and a mounting channel (300) are formed in the connector body (100);

the waterway channel (200) comprises an inlet end channel (210) and an outlet end channel (220) which are respectively communicated with two asymmetric sides of the installation channel (300);

an integrated component (310) is arranged in the mounting channel (300), and the integrated component (310) comprises a frame main body (311);

a filter (312) for filtering impurities in water flow is arranged on one side of the frame main body (311) close to the waterway channel (200);

also comprises a limiting piece (400) for fixing;

the circumference of the mounting channel (300) is provided with a fixing through hole (313);

the integrated component (310) is connected with the joint body (100) through the cooperation of the limiting piece (400) and the fixing through hole (313).

2. A water inlet fitting according to claim 1, wherein:

-said filtering elements (312) are distributed along the circumference of said frame body (311);

the filter piece (312) comprises a plurality of filter screens (3121), and a reinforcing rib (3122) is arranged between two adjacent filter screens (3121);

the sum of the circumferential length of the filter mesh (3121) and the circumferential length of the reinforcing rib (3122) is equal to the circumferential length of the frame body (311).

3. A water inlet fitting according to claim 2, wherein:

the filter screen (3121), the reinforcing ribs (3122), and the frame body (311) are integrally formed.

4. A water inlet fitting according to claim 1, wherein:

further comprising at least two first seals (500) for sealing the connection of the frame body (311) with the mounting channel (300);

the frame body 311 is provided with seal mounting grooves 3111 corresponding to the number of the first seals 500 on the circumference thereof.

5. A water inlet fitting according to claim 1, wherein:

the discharge end channel (220) is internally embedded with a steady flow piece (230); the steady flow piece (230) comprises a connecting section (231) connected with the discharge end channel (220), a current collecting section (232) is arranged above the connecting section (231), and a first diversion hole (233) is formed at the joint of the current collecting section (232) and the connecting section (231).

6. A water inlet fitting as defined in claim 5, wherein:

the radial length of the collecting section (232) gradually increases from one side far from the connecting section (231) to one side close to the connecting section (231);

the inside of mass flow section (232) is provided with stationary flow passageway (2321), stationary flow passageway (2321) is close to one end of connecting section (231) is provided with water inlet (2322), be provided with a plurality of second tie-down holes (2323) on stationary flow passageway (2321) lateral wall.

7. A water inlet fitting according to claim 1, wherein:

the integrated assembly (310) further includes a pressure relief member (314) disposed on a side opposite the filter member (312);

the pressure release piece (314) comprises a pressure release main body (3141) arranged inside the water inlet joint and a second sealing piece (3142) arranged between the pressure release main body (3141) and the water inlet joint for sealing;

an installation space (3143) capable of accommodating the pressure relief main body (3141) is formed inside the second sealing member (3142);

a plurality of anti-slip segments (3144) are arranged on the outer side of the second sealing piece (3142), and a transition segment (3145) is arranged between every two adjacent anti-slip segments (3144).

8. A water inlet fitting according to claim 7, wherein:

the non-slip segment (3144) is provided with knurled straight lines;

an internal thread matched with the pressure relief main body (3141) is arranged outside the installation space (3143).

9. A water inlet fitting according to claim 7, wherein:

the transition piece (3145) is provided with a groove with a concave direction towards the inner side of the seal.

10. A gas water heater, characterized in that: an inlet fitting comprising any one of claims 1-9.