CN219119838U - Valve of water heating equipment - Google Patents

Valve of water heating equipment Download PDF

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Publication number
CN219119838U
CN219119838U CN202222856485.7U CN202222856485U CN219119838U CN 219119838 U CN219119838 U CN 219119838U CN 202222856485 U CN202222856485 U CN 202222856485U CN 219119838 U CN219119838 U CN 219119838U
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CN
China
Prior art keywords
valve body
water
hole
valve
plate
Prior art date
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Active
Application number
CN202222856485.7U
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Chinese (zh)
Inventor
喻乐章
李传芝
陈礼宏
皮常青
杨光海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Wandekai Fluid Equipment Technology Co ltd
Original Assignee
Zhejiang Wandekai Fluid Equipment Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Zhejiang Wandekai Fluid Equipment Technology Co ltd filed Critical Zhejiang Wandekai Fluid Equipment Technology Co ltd
Priority to CN202222856485.7U priority Critical patent/CN219119838U/en
Priority to PCT/CN2022/134953 priority patent/WO2024087309A1/en
Application granted granted Critical
Publication of CN219119838U publication Critical patent/CN219119838U/en
Active legal-status Critical Current
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/60—Handles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Taps Or Cocks (AREA)

Abstract

The water heating equipment valve comprises a central valve body, a valve ball arranged in the middle of the central valve body and a valve rod arranged at the upper end of the valve ball, wherein the upper end of the valve rod upwards penetrates out of the central valve body and is provided with a hand wheel, the center of the ball is provided with a starting hole, and the right end of the central valve body is provided with a heating water valve body communicated with the starting hole; the front end and the rear end of the heating water valve body are provided with water connectors communicated with the inner space of the heating water valve body; domestic water connectors communicated with the inner space of the central valve body are arranged on the side walls of the front side and the rear side of the left end of the central valve body; the left end face of the central valve body is provided with a screw hole communicated with the inner space of the central valve body; the screw connection Kong Naluo is connected with a plug matched with the screw connection Kong Naluo. The water heating equipment valve disclosed by the utility model not only can effectively avoid pollution of heating water to domestic water, but also can effectively and fully utilize the domestic water, and can also avoid the condition of various pipelines caused by water supplement to the wall-mounted boiler.

Description

Valve of water heating equipment
Technical Field
The utility model relates to a valve of water heating equipment.
Background
The wall-mounted boiler not only can heat heating water, the heating water is conveyed to the radiator to realize indoor heating, and hot heating water can be utilized to heat domestic water, tap water is directly heated to the actually required temperature through heating water for use, and the valve for flowing domestic water and the valve for flowing heating water are all independently arranged, so that the pollution of the domestic water is effectively avoided, the situation that the water pressure of the wall-mounted boiler is low in the actual use process of the wall-mounted boiler is effectively avoided, the wall-mounted boiler needs to be frequently supplemented with water, an opening is formed in the valve for flowing heating water in the traditional water supplementing mode, then a water supplementing connector capable of being opened and closed is installed and fixed, the water supplementing connector is connected with a water source through a new pipeline, the whole pipeline distribution of the wall-mounted boiler can be influenced, the wall-mounted boiler is complicated in distribution, maintenance and replacement are not facilitated, meanwhile, the domestic water is independently arranged, other functions are not needed, and resources of the domestic water cannot be effectively and fully utilized due to the single function.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the water heating equipment valve, which not only can effectively avoid pollution of heating water to domestic water, but also can effectively and fully utilize the domestic water, and can also avoid the condition of various pipelines for supplementing water to a wall-mounted boiler.
The technical scheme adopted for solving the technical problems is as follows:
the utility model discloses a water heating equipment valve, which comprises a central valve body, a valve ball arranged in the middle of the central valve body and a valve rod arranged at the upper end of the valve ball, wherein the upper end of the valve rod upwards penetrates out of the central valve body and is provided with a hand wheel, and the center of the valve is provided with a starting hole, and the water heating equipment valve is characterized in that: the right end of the central valve body is provided with a heating water valve body communicated with the central valve body; the front end and the rear end of the heating water valve body are provided with water connectors communicated with the inner space of the heating water valve body; domestic water connectors communicated with the inner space of the central valve body are arranged on the side walls of the front side and the rear side of the left end of the central valve body; the left end face of the central valve body is provided with a screw hole communicated with the inner space of the central valve body; the screw connection Kong Naluo is connected with a plug matched with the screw connection Kong Naluo; a fixed seat positioned at the left side of the valve ball is arranged in the central valve body; the center of the fixing seat is provided with a water supplementing hole; a limiting plate positioned at the left side of the fixed seat is arranged in the central valve body; the center of the limiting plate is provided with a water inlet hole coaxial with the water supplementing hole; a one-way plate is arranged between the limiting plate and the fixed seat; the middle part of the unidirectional plate is provided with a plurality of unidirectional holes which are uniformly distributed along the circumference; and the right side of the one-way plate is provided with a rubber valve plate attached to the side wall of the right side of the one-way plate, and the hole opening at the right end of the one-way hole is shielded and sealed by the rubber valve plate.
The center of the one-way plate is provided with a limiting hole, and a plurality of one-way holes which are uniformly distributed along the circumference are used for integrating the limit Kong Wei; a limiting column matched with the limiting hole is arranged in the center of the left side wall of the rubber valve plate; the left end of the limiting column is provided with a limiting head which is attached to the left side wall of the one-way plate.
The limiting head, the limiting column and the rubber valve plate are integrally formed and made of rubber; the diameter of the limiting head gradually decreases from right to left.
An annular sealing gasket is arranged between the right side wall of the limiting plate and the left side wall of the fixing seat, and is made of rubber; the outer wall of the sealing gasket is attached to the inner wall of the central valve body; the inner wall of the sealing gasket is provided with an annular caulking groove, the outer edge of the unidirectional plate is embedded in the caulking groove, and the inner wall of the caulking groove is attached to the surface of the unidirectional plate.
The limiting plate and the fixing seat are both connected in the central valve body through threads in a threaded mode.
The inner wall of the water inlet hole is in a regular hexagon shape; the left end hole of the water supplementing hole is provided with a regular hexagon groove.
The right end of the water supplementing hole is provided with a left annular sealing step; a left sealing ring sleeved outside the left end of the valve ball is arranged on the left sealing step; a right sealing step positioned on the right side of the valve ball is arranged in the central valve body, and the right sealing step is annular; and a right sealing ring sleeved outside the right end of the valve ball is arranged on the right sealing step.
The outer edge of the plug is outwards extended to form a limiting flange which is attached to the left end face of the central valve body; the center of the left end face of the plug is provided with a rotary hole, and the plug rotates Kong Chengzheng in a hexagonal shape.
An annular step is arranged on the inner wall of the hole at the left end of the screw hole; the left end of the plug is provided with an annular groove opposite to the annular step; an O-shaped ring matched with the annular groove is arranged in the annular groove, and the outer edge of the O-shaped ring protrudes outwards to the outside of the annular groove and is attached to the inner wall of the annular step.
The beneficial effects of the utility model are as follows:
compared with the prior art, the water heating equipment valve adopting the structure can directly guide domestic water into heating water by opening the valve ball through the hand wheel, and can directly supplement the heating water through the domestic water when the water pressure of the wall-mounted boiler is insufficient, so that the domestic water can be used for normal life, the water supplementing effect can be achieved, the resources of the domestic water can be effectively and fully utilized, the heating water valve body can be more effectively provided with joints specially connected with water supplementing pipelines, the number of pipelines is effectively reduced, the condition of multiple pipelines is avoided, meanwhile, the flowing direction of the heating water is limited by the rubber valve plates when the domestic water supplements the heating water, and the condition that the domestic water is polluted due to the fact that the heating water flows into the domestic water is avoided.
Drawings
FIG. 1 is a cross-sectional view of a valve of a water heating apparatus of the present utility model;
fig. 2 is a perspective view of a valve for a water heating apparatus according to the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
referring to fig. 1 and 2, the present utility model provides a water heating device valve, which comprises a central valve body 1, a valve ball 2 arranged in the middle of the central valve body 1, and a valve rod 3 arranged at the upper end of the valve ball 2, wherein the upper end of the valve rod 3 upwards penetrates out of the central valve body 1 and is provided with a hand wheel 4, the center of the valve ball 2 is provided with a starting hole 5, and the right end of the central valve body 1 is provided with a heating water valve body 6 communicated with the starting hole; the front end and the rear end of the heating water valve body 6 are respectively provided with a water-through joint 7 communicated with the inner space of the heating water valve body; the side walls of the front side and the rear side of the left end of the central valve body 1 are respectively provided with a domestic water joint 8 communicated with the inner space of the central valve body; the left end face of the central valve body 1 is provided with a screw hole 9 communicated with the inner space of the central valve body; a plug 10 matched with the screw hole 9 is screwed in the screw hole; a fixed seat 11 positioned at the left side of the valve ball 2 is arranged in the central valve body 1; the center of the fixed seat 11 is provided with a water supplementing hole 12; a limiting plate 13 positioned at the left side of the fixed seat 11 is arranged in the central valve body 1; the center of the limiting plate 13 is provided with a water inlet hole 22 which is coaxial with the water supplementing hole 12; a one-way plate 14 is arranged between the limiting plate 13 and the fixed seat 11; the middle part of the unidirectional plate 14 is provided with a plurality of unidirectional holes 15 which are uniformly distributed along the circumference; the right side of the unidirectional plate 14 is provided with a rubber valve plate 16 attached to the right side wall of the unidirectional plate, and the hole opening at the right end of the unidirectional hole 15 is shielded and sealed by the rubber valve plate 16.
The center of the unidirectional plate 14 is provided with a limiting hole 17, and a plurality of unidirectional holes 15 which are uniformly distributed in circumference enclose the limiting hole 17; a limit column 18 matched with the limit hole 17 is arranged in the center of the left side wall of the rubber valve plate 16; the left end of the limiting post 18 is provided with a limiting head 19 which is attached to the left side wall of the one-way plate 14.
The limit head 19, the limit post 18 and the rubber valve plate 16 are integrally formed and made of rubber; the diameter of the limiting head 19 gradually decreases from right to left.
An annular sealing gasket 20 is arranged between the right side wall of the limiting plate 13 and the left side wall of the fixed seat 11, and the sealing gasket 20 is made of rubber; the outer wall of the sealing gasket 20 is attached to the inner wall of the central valve body 1; the inner wall of the sealing gasket 20 is provided with an annular caulking groove 21, the outer edge of the unidirectional plate 14 is embedded in the caulking groove 21, and the inner wall of the caulking groove 21 is attached to the surface of the unidirectional plate 14.
The limiting plate 13 and the fixed seat 11 are both in threaded connection with the central valve body 1.
The inner wall of the water inlet hole 22 is in a regular hexagon shape; the left end hole of the water supplementing hole 12 is provided with a regular hexagon groove 23.
The right end of the water supplementing hole 12 is provided with a left annular sealing step 24; the left sealing step 24 is provided with a left sealing ring 25 sleeved outside the left end of the valve ball 2; a right sealing step 26 positioned on the right side of the valve ball 2 is arranged in the central valve body 1, and the right sealing step 26 is annular; the right sealing step 26 is provided with a right sealing ring 27 sleeved outside the right end of the valve ball 2.
The outer edge of the plug 10 is outwards extended with a limit flange 28 attached to the left end face of the central valve body 1; the center of the left end face of the plug 10 is provided with a rotary hole 29, and the rotary hole 29 is in a regular hexagon shape.
An annular step 30 is arranged on the inner wall of the hole at the left end of the screw hole 9; the left end of the plug 10 is provided with an annular groove 31 opposite to the annular step 30; an O-shaped ring 32 matched with the annular groove 31 is arranged in the annular groove 31, and the outer edge of the O-shaped ring 32 protrudes outwards from the annular groove 31 and is attached to the inner wall of the annular step 30.
The application method of the utility model is as follows:
the water connection 7 of the heating water valve body 6 can be used for connecting a pipeline for flowing heating water, the domestic water connection 8 can be used for connecting a pipeline for flowing domestic water, and under the condition that the valve ball is closed, the middle part of the central valve body 1 is equivalent to being directly separated, so that the domestic water and the heating water cannot be intersected through the central valve body 1, and the domestic water is polluted by the heating water.
When the domestic water joint 8 is connected with a pipeline, the domestic water flows through the left end inside of the central valve body 1, at the moment, a part of the domestic water flows rightwards under the action of water pressure, then flows into the unidirectional hole 15 through the hole at the left end of the unidirectional hole 15, the water pressure of the domestic water is larger than the elasticity of the rubber valve plate 16, the domestic water extrudes the rubber valve plate 16 rightwards along with the continuous rightwards flowing of the domestic water, the rubber valve plate 16 deforms along with the domestic water and is not tightly attached to the right side wall of the unidirectional plate 14, at the moment, the domestic water can continuously flow rightwards into the water supplementing hole 12 through the gap between the right side wall of the unidirectional plate 14 and the left side wall of the rubber valve plate 16, if the valve ball 2 is in a closed state, the domestic water is stopped by the valve ball 2, and cannot continuously flow rightwards.
If need carry out moisturizing to the heating water in the in-service use, then can open valve ball 2, then rotatable hand wheel 4, make hand wheel 4 drive valve ball 2 through valve rod 3 and rotate this moment, thereby make the opening and closing hole 5 drill way at valve ball 2 center no longer be sealed by central valve body 1 inner wall shielding, make central valve body 1 left portion space and right part space accessible valve ball 2 center open and close hole 5 link up mutually, the domestic water that flows to the valve ball through moisturizing hole 12 just no longer receives valve ball 2's prevention this moment, but in accessible valve ball 2 center open and close hole 5 flows into central valve body 1 right part space, finally flow into the pipeline that is connected with water connection 7 through the heating water valve body, finally mix as an organic wholely with the heating water in the pipeline, make the heating water obtain effective replenishment, accomplish the moisturizing.
Although the left space of the central valve body 1 is communicated with the right space of the valve body 0 along with the opening of the valve ball 2, the condition that domestic water is polluted because heating water flows leftwards is not required to be worried, when heating water flows leftwards, the heating water flows into the water supplementing hole 12 through the opening hole 5, when heating water flows out of the water supplementing hole 12, the heating water directly impacts on the right side wall of the rubber valve plate 16 so as to push the rubber valve plate 16 rightwards, when the rubber valve plate 16 is pushed rightwards, the left side wall of the rubber valve plate 16 is further clung to the right side wall of the one-way plate 14, so that the hole opening at the right end of the one-way hole 15 is effectively shielded and sealed, and when the one-way hole 15 is sealed, the heating water cannot continue flowing leftwards and the domestic water are intersected, so that the condition that domestic water is polluted by the heating water is avoided.
In summary, according to the utility model, the valve ball 2 can be opened by the hand wheel to directly guide domestic water into heating water, and when the water pressure of the wall-mounted boiler is insufficient, the domestic water can be directly used for supplementing the heating water, so that the domestic water can be used for normal life, the effect of supplementing the domestic water can be achieved, the resource of the domestic water can be effectively and fully utilized, the heating water valve body can be further provided with a joint specially connected with a water supplementing pipeline, the number of pipelines is effectively reduced, the condition of various pipelines is avoided, and meanwhile, the flowing direction of the heating water can be limited by the rubber valve plate when the domestic water supplements the heating water, so that the condition that the domestic water is polluted due to the fact that the heating water flows into the domestic water is avoided.
The center of the one-way plate 14 is provided with a limiting hole 17, a plurality of one-way holes 15 which are uniformly distributed along the circumference enclose the limiting hole 17, the center of the left side wall of the rubber valve plate 16 is provided with a limiting column 18 matched with the limiting hole 17, the left end of the limiting column 18 is provided with a limiting head 19 attached to the left side wall of the one-way plate 14, the fixing mode is convenient for dismounting the rubber valve plate 16 and the one-way plate 14, replacement of the rubber valve plate 16 is facilitated, and under the condition that the limiting head 19, the limiting column 18 and the rubber valve plate 16 are integrally formed and are all made of rubber materials, the diameter of the limiting head 19 gradually decreases from right to left, the limiting head 19 can be easily extruded into the limiting hole 17 from right to left, and extruded out of the hole opening at the left end of the limiting hole 17, so that installation of the rubber valve plate 16 is rapidly completed.
Be equipped with one between limiting plate 13 right side lateral wall and the fixing base 11 left side lateral wall and be annular sealed pad 20, sealed pad 20 is rubber material, sealed pad 20 outer wall is laminated mutually with central valve body 1 inner wall, sealed pad 20 inner wall is equipped with one and is annular caulking groove 21, the one-way board 14 outward flange inlays in caulking groove 21, caulking groove 21 inner wall is laminated mutually with one-way board 14 surface, sealed pad 20's existence can effectively improve the leakproofness between one-way board 14 outer peripheral face and the central valve body 1 inner wall, guarantee that rivers can only flow through one-way hole 15, thereby avoid the heating water to leak to the condition that produces the intersection with domestic water in the central valve body 1 left end space through the clearance between one-way board 14 outer peripheral face and the central valve body 1 inner wall.
The limiting plate 13 and the fixed seat 11 are both connected in the central valve body 1 through screw threads, and the fixing mode of the limiting plate 13 and the fixed seat 11 is convenient for dismounting the limiting plate 13 and the fixed seat 11.
The inner wall of the water inlet hole 22 is regular hexagon, the hole at the left end of the water supplementing hole 12 is provided with a regular hexagon groove 23, the limiting plate 13 can be easily rotated only by clamping an inner hexagon wrench matched with the water inlet hole 22 into the water inlet hole 22, and the limiting plate 13 can be easily rotated only by clamping an inner hexagon wrench matched with the regular hexagon groove 23 into the regular hexagon groove 23, so that the limiting plate 13 and the fixing seat 11 can be conveniently replaced to the greatest extent.
The right end of the water supplementing hole 12 is provided with an annular left sealing step 24, the left sealing step 24 is provided with a left sealing ring 25 sleeved outside the left end of the valve ball 2, the central valve body 1 is internally provided with a right sealing step 26 positioned on the right side of the valve ball 2, the right sealing step 26 is annular, the right sealing step 26 is provided with a right sealing ring 27 sleeved outside the right end of the valve ball 2, and the tightness of the valve ball 2 during opening and closing can be effectively ensured by the left sealing ring 25 and the right sealing ring 27, so that the water leakage preventing effect is achieved.
The outside edge of end cap 10 outwards extends a spacing flange 28 that laminates mutually with central valve body 1 left end face, and laminating between spacing flange 28 and the central valve body 1 left end face can form a sealedly, improves the leakproofness of end cap 10 again on the sealed basis of spiro union between end cap 10 and spiro union hole 9, avoids appearing leaking the condition, and end cap 10 left end face center is equipped with a rotatory hole 29, and rotatory hole 29 is regular hexagon, only need with rotatory hole 29 assorted hexagon socket head cap wrench card in to rotatory hole 29 just can easily rotate end cap 10, the dismouting of end cap 10 of being convenient for.
The inner wall of the hole at the left end of the screw joint hole 9 is provided with an annular step 30, the left end of the plug 10 is provided with an annular groove 31 opposite to the annular step 30, an O-shaped ring 32 matched with the annular groove 31 is arranged in the annular groove 31, the outer edge of the O-shaped ring 32 protrudes outwards from the annular groove 31 and is attached to the inner wall of the annular step 30, and the sealing effect of the plug 10 can be further improved due to the O-shaped ring 32.

Claims (9)

1. The utility model provides a water heating equipment valve, includes central valve body, locates the valve ball at central valve body middle part and locates the valve rod of valve ball upper end, and the valve rod upper end upwards wears out to outside the central valve body and is equipped with the hand wheel, and the ball center is equipped with and opens the hole, its characterized in that: the right end of the central valve body is provided with a heating water valve body communicated with the central valve body; the front end and the rear end of the heating water valve body are provided with water connectors communicated with the inner space of the heating water valve body; domestic water connectors communicated with the inner space of the central valve body are arranged on the side walls of the front side and the rear side of the left end of the central valve body; the left end face of the central valve body is provided with a screw hole communicated with the inner space of the central valve body; the screw connection Kong Naluo is connected with a plug matched with the screw connection Kong Naluo; a fixed seat positioned at the left side of the valve ball is arranged in the central valve body; the center of the fixing seat is provided with a water supplementing hole; a limiting plate positioned at the left side of the fixed seat is arranged in the central valve body; the center of the limiting plate is provided with a water inlet hole coaxial with the water supplementing hole; a one-way plate is arranged between the limiting plate and the fixed seat; the middle part of the unidirectional plate is provided with a plurality of unidirectional holes which are uniformly distributed along the circumference; and the right side of the one-way plate is provided with a rubber valve plate attached to the side wall of the right side of the one-way plate, and the hole opening at the right end of the one-way hole is shielded and sealed by the rubber valve plate.
2. A plumbing valve according to claim 1, wherein: the center of the one-way plate is provided with a limiting hole, and a plurality of one-way holes which are uniformly distributed along the circumference are used for integrating the limit Kong Wei; a limiting column matched with the limiting hole is arranged in the center of the left side wall of the rubber valve plate; the left end of the limiting column is provided with a limiting head which is attached to the left side wall of the one-way plate.
3. A plumbing valve according to claim 2, wherein: the limiting head, the limiting column and the rubber valve plate are integrally formed and made of rubber; the diameter of the limiting head gradually decreases from right to left.
4. A plumbing valve according to claim 1, wherein: an annular sealing gasket is arranged between the right side wall of the limiting plate and the left side wall of the fixing seat, and is made of rubber; the outer wall of the sealing gasket is attached to the inner wall of the central valve body; the inner wall of the sealing gasket is provided with an annular caulking groove, the outer edge of the unidirectional plate is embedded in the caulking groove, and the inner wall of the caulking groove is attached to the surface of the unidirectional plate.
5. A plumbing valve according to claim 1, wherein: the limiting plate and the fixing seat are both connected in the central valve body through threads in a threaded mode.
6. The plumbing valve of claim 5, wherein: the inner wall of the water inlet hole is in a regular hexagon shape; the left end hole of the water supplementing hole is provided with a regular hexagon groove.
7. The plumbing valve of claim 5, wherein: the right end of the water supplementing hole is provided with a left annular sealing step; a left sealing ring sleeved outside the left end of the valve ball is arranged on the left sealing step; a right sealing step positioned on the right side of the valve ball is arranged in the central valve body, and the right sealing step is annular; and a right sealing ring sleeved outside the right end of the valve ball is arranged on the right sealing step.
8. A plumbing valve according to claim 1, wherein: the outer edge of the plug is outwards extended to form a limiting flange which is attached to the left end face of the central valve body; the center of the left end face of the plug is provided with a rotary hole, and the plug rotates Kong Chengzheng in a hexagonal shape.
9. The plumbing valve of claim 8, wherein: an annular step is arranged on the inner wall of the hole at the left end of the screw hole; the left end of the plug is provided with an annular groove opposite to the annular step; an O-shaped ring matched with the annular groove is arranged in the annular groove, and the outer edge of the O-shaped ring protrudes outwards to the outside of the annular groove and is attached to the inner wall of the annular step.
CN202222856485.7U 2022-10-27 2022-10-27 Valve of water heating equipment Active CN219119838U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202222856485.7U CN219119838U (en) 2022-10-27 2022-10-27 Valve of water heating equipment
PCT/CN2022/134953 WO2024087309A1 (en) 2022-10-27 2022-11-29 Water heating apparatus valve

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CN202768939U (en) * 2012-09-28 2013-03-06 绍兴新益流体传动机械有限公司 Multifunctional jacketing machine water channel with water flow sensor
CN204459285U (en) * 2015-03-10 2015-07-08 宁波华平金属制品有限公司 Three-way stop ball
CN105782519A (en) * 2016-02-15 2016-07-20 惠州市漫霖卫浴制品有限公司 One-way valve
NL2018198B1 (en) * 2017-01-19 2018-07-30 Limes Investment Man B V CONNECTION FILLING COMPOSITION WITH SECURITY AND METHOD
KR101935822B1 (en) * 2017-04-24 2019-01-07 (주)알코 water filling system including DHW valve and CHW valve
CN206786070U (en) * 2017-06-14 2017-12-22 河北温泰燃气设备有限公司 The burnt gas wall hanging furnace water intaking valve that effect is inserted with side
CN109973690A (en) * 2017-12-27 2019-07-05 浙江云畅能源科技有限公司 Water compensating valve water route component and its wall-hung boiler heating system

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