CN209725412U

CN209725412U - A kind of thermostat valve that leakproofness is strong

Info

Publication number: CN209725412U
Application number: CN201920406448.1U
Authority: CN
Inventors: 李国胜; 杨华东
Original assignee: Jiangyin Shanghong Mechanical Equipment Co Ltd
Current assignee: Jiangyin Shanghong Mechanical Equipment Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2019-12-03
Anticipated expiration: 2029-03-27

Abstract

The utility model discloses a kind of thermostat valves that leakproofness is strong, its structure includes valve casing, reinforce sealing device, plastic lid, expand valve nozzle, sealing ring, expand spool group body, heat sensitive wax, rubber diaphragm and spring, reinforce sealing device in the outer lower end of valve casing by being provided with, by the way that inserted sheet is manoeuvred into slot, so that the inner side end of seal rubber piece fits closely the valve casing and conveyance conduit of the thermostat valve respectively, then the end face outside that fishbolt makes one end of fishbolt tightly fit in inserted sheet is rotated, and it is clamped in fishbolt in pipeline and the end face outside of valve casing inserted sheet, reach and sealing is further strengthened to valve casing and conveyance conduit, prevent thermostat valve and pipeline from loosening and the gas of pipeline or liquid is caused to reveal, the beneficial effect of resource is saved.

Description

A kind of thermostat valve that leakproofness is strong

Technical field

The utility model relates to thermostat valve technical fields, and in particular to a kind of thermostat valve that leakproofness is strong.

Background technique

The basic principle of temperature control valve: pass through control heat exchanger, air-conditioner set or other use heat, cool equipment, primary heat (cold) matchmaker's inlet flow rate, when load generates variation, is adjusted with reaching control equipment export temperature by changing valve opening degree Flow restores temperature to setting value, thermostat valve is extensive with its excellent performance to eliminate influence caused by load fluctuation Be applied in life production, but the prior art thermostat valve connect with pipeline be easy to cause loosening later for a long time, so that warm The leakproofness for controlling valve and pipeline is deteriorated, so that gas or liquid are revealed between thermostat valve and pipeline.

Utility model content

(1) technical problems to be solved

In order to overcome the shortage of prior art, it is proposed that a kind of thermostat valve that leakproofness is strong solves prior art thermostat valve It is be easy to cause loosening after connecting for a long time with pipeline, so that the leakproofness of thermostat valve and pipeline is deteriorated, so that gas or liquid The problem of body is revealed between thermostat valve and pipeline.

(2) technical solution

The utility model is achieved through the following technical solutions: the utility model proposes a kind of thermostat valve that leakproofness is strong, Including valve casing, reinforce sealing device, plastic lid, expansion valve nozzle, sealing ring, expansion spool group body, heat sensitive wax, rubber diaphragm and bullet Spring, the valve casing are set to outside valve casing in the Openworks shape penetrated through in the middle part of bottom face and in the middle part of top end face, the reinforcement sealing device Side bottom end, the plastic lid is installed on the inside of valve casing in the groove on top and plastic lid is in bottom face Openworks shape, and plastic lid Inner lower edge is connected by sealing ring with expansion valve nozzle end face outside, and plastic lid is cooperated by the card slot that bottom face is arranged In expansion spool group body top, the expansion spool group body is installed on valve casing inner side end and expansion spool group body passes through top end face It is fixedly connected on the inside of the hollow-out part of middle part setting with heat sensitive wax end face outside, the top end face of the heat sensitive wax is fixedly connected on rubber The bottom face of glue film, the top end face of the rubber diaphragm are fixedly connected on the bottom face of expansion valve nozzle, the both ends of the spring point It is not fixedly connected on valve casing inner lower edge face and expansion spool group body bottom face, the reinforcement sealing device is by sheet metal, sealing Sheet rubber, reinforcing ring, slot, inserted sheet and fishbolt composition, the sheet metal and seal rubber piece are divided into two sections of a, b and a, b Both ends are integrated, and two sections of a, b enclose cyclic structure, and the seal rubber piece end face outside is viscous by adhesive It is affixed on sheet metal inner side end, the reinforcing ring, which is distributed in top and inner lower edge, the slot on the inside of seal rubber piece, to be run through In a sections of right side of seal rubber piece, the inserted sheet is set in the middle part of b sections of seal rubber piece of left side, and inserted sheet is outer Side end face is flexibly connected with the inner side end of slot, and described fishbolt one end is through sheet metal and seal rubber piece outer surface The end face outside in inserted sheet is fitted closely after on the inside of the threaded hole of setting.

Further, one end that the outside of the inserted sheet is contacted with fishbolt is provided with antislip paint.

Further, one end far from inserted sheet is provided with rotating plate, and the end face outside of rotating plate on the outside of the fishbolt It is provided with horizontally extending asperities.

Further, be provided in the middle part of the top end face of the rubber diaphragm convex block and be arranged in the middle part of plastic lid bottom face Convex body size is corresponding.

Further, the outer surface of the valve casing is provided with hex nut.

Further, the inner side end of the slot is provided with smooth film layer.

Further, the outer surface of the plastic lid, which is provided with, runs through internal through-hole.

Further, the valve casing material is brass material.

Further, the spring materials are carbon steel material.

(3) beneficial effect

The utility model compared with the existing technology, has the advantages that

1), for solve prior art thermostat valve for a long time connect with pipeline after be easy to cause loosening so that thermostat valve and The leakproofness of pipeline is deteriorated, so that the problem of gas or liquid are revealed between thermostat valve and pipeline, is reinforced by being provided with Sealing device valve casing outer lower end, by the way that inserted sheet to be manoeuvred into slot, so that the inner side end of seal rubber piece The valve casing and conveyance conduit of the thermostat valve are fitted closely respectively, are then rotated fishbolt and are made one end of fishbolt tightly The end face outside of inserted sheet is fitted in, and be clamped in fishbolt inserted sheet in pipeline and the end face outside of valve casing, is reached Sealing is further strengthened to valve casing and conveyance conduit, prevent thermostat valve and pipeline from loosening and cause pipeline gas or The leakage of person's liquid, has saved the beneficial effect of resource.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon:

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the overlooking structure diagram of the utility model；

Fig. 3 is the valve casing schematic diagram of internal structure of the utility model；

Fig. 4 is the reinforcement schematic diagram of sealing device of the utility model；

In figure: valve casing -1 reinforces sealing device -2, plastic lid -3, expansion valve nozzle -4, sealing ring -5, expansion spool group body - 6, heat sensitive wax -7, rubber diaphragm -8, spring -9, sheet metal -21, seal rubber piece -22, reinforcing ring -23, slot -24, inserted sheet - 25, fishbolt -26.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model provides a kind of thermostat valve that leakproofness is strong: including valve casing 1, Reinforce sealing device 2, plastic lid 3, expansion valve nozzle 4, sealing ring 5, expansion spool group body 6, heat sensitive wax 7, rubber diaphragm 8 and spring 9, valve casing 1 reinforces sealing device 2 and is set to 1 outer lower end of valve casing in the Openworks shape penetrated through in the middle part of bottom face and in the middle part of top end face, Plastic lid 3 is installed in the groove on 1 inside top of valve casing and plastic lid 3 is in bottom face Openworks shape, and 3 inner lower edge of plastic lid By sealing ring 5 with expansion 4 end face outside of valve nozzle be connected, and plastic lid 3 be matched with by the card slot that bottom face is arranged it is swollen Swollen 6 top of spool group body, expansion spool group body 6 is installed on 1 inner side end of valve casing and expansion spool group body 6 passes through in the middle part of top end face It is fixedly connected on the inside of the hollow-out part of setting with 7 end face outside of heat sensitive wax, the top end face of heat sensitive wax 7 is fixedly connected on rubber diaphragm 8 bottom face, the top end face of rubber diaphragm 8 are fixedly connected on the bottom face of expansion valve nozzle 4, and 9 both ends of spring are respectively fixedly connected with In 1 inner lower edge face of valve casing and expansion 6 bottom face of spool group body, reinforce sealing device 2 by sheet metal 21, seal rubber piece 22, Reinforcing ring 23, slot 24, inserted sheet 25 and fishbolt 26 form, and sheet metal 21 and seal rubber piece 22 are divided to for two sections of a, b and a, b Both ends are integrated, and two sections of a, b enclose cyclic structure, and 22 end face outside of seal rubber piece is pasted by adhesive In 21 inner side end of sheet metal, reinforcing ring 23 is distributed in 22 inside top of seal rubber piece and inner lower edge, slot 24 through The right side that 22a sections of seal rubber piece, inserted sheet 25 are set in the middle part of 22b sections of seal rubber piece of left side, and inserted sheet 25 End face outside is flexibly connected with the inner side end of slot 24, and 26 one end of fishbolt is through sheet metal 21 and seal rubber piece 22 It fits closely after on the inside of the threaded hole of outer surface setting in the end face outside of inserted sheet 25.

Wherein, one end that the outside of the inserted sheet 25 is contacted with fishbolt 26 is provided with antislip paint, so that fishbolt 56 more stable fix inserted sheet 25.

Wherein, 26 outside of fishbolt is provided with rotating plate, and the end face outside of rotating plate far from one end of inserted sheet 25 Horizontally extending asperities are provided with, convenient for rotating fishbolt 26 by rotating plate.

Wherein, it is provided with convex block in the middle part of the top end face of the rubber diaphragm 8 and is arranged with 3 bottom face of plastic lid middle part convex Body size is corresponding, so that rubber diaphragm 8 is pushed out plastic lid 3 by convex block.

Wherein, the outer surface of the valve casing 1 is provided with hex nut, and installs and fix the thermostat valve on pipeline.

Wherein, the inner side end of the slot 24 is provided with smooth film layer, so that inserted sheet 25 is rapidly introduced into slot 24 It is interior.

Wherein, the outer surface of the plastic lid 3, which is provided with, runs through internal through-hole, convenient for gas or liquid is outside Conveying.

Wherein, 1 material of valve casing is brass material, good corrosion resistance, long service life.

Wherein, 9 material of spring is carbon steel material, and hardness is big.

Described in this patent: spring 9, spring are a kind of using the elastic machine components come work, are made of elastic material Part deformation occurs under external force, remove external force after again restore to the original state, also make " spring ", be generally made of spring steel, The complicated multiplicity of the type of spring mainly has helical spring, scroll spring, flat spring, heterotypic spring etc. by shape point；Valve casing 1, Brass is the alloy as composed by copper and zinc, is just called basis brass by the brass that copper, zinc form, if it is by two kinds or more A variety of alloys of element composition are known as special brass, and brass has stronger wear-resisting property, and brass is commonly used for manufacturing valve, water Pipe, air-conditioning connection pipe for internal-external unit and radiator etc..

The thermostat valve: being mounted on the specified place of pipeline by working principle first, and by sheet metal 21 and seals The end ab of sheet rubber 22 separately encloses the junction in valve casing 1 and conveyance conduit, then moves inserted sheet 25 and inserted sheet 25 is entered Into slot 24, so that the cyclic annular inner ring that sheet metal 21 and seal rubber piece 22 are enclosed gradually becomes smaller, make simultaneously The inner side end of seal rubber piece 22 it is even closer be bonded valve casing 1 and conveyance conduit, when mobile inserted sheet 25 can not be further continued for When, it can be rotated fishbolt 26, so that the end face outside for fitting in inserted sheet 25 of one end of garter extension 26 tightly, while inserted sheet 25, the junction of the inner side end of reinforcing ring 23 and seal rubber piece 22 valve casing 1 tightly and delivery pipe, completes the thermostat valve Reinforcement with conveyance conduit seals, and components required for other are assembled, when the gas or liquid of the heat of conveying When body needs to enter, when gas or liquid touch expansion spool group body 6 so that heat-sensitive sheet 7 in expansion spool group body 6 by Thermalizing collision expands outwardly, and rubber diaphragm 8 is pushed to move towards in the inside of valve casing 1, and the convex block on 8 top of rubber diaphragm connects When contacting the convex block of 3 bottom face of plastic lid so that rubber diaphragm 8 push plastic lid 3 push up so that 3 script of plastic lid with What expansion spool group body 6 matched is partially disengaged, so that the thermostat valve is opened, so that the conveying of gas is realized, when temperature declines When, heat sensitive wax 7 shrinks movement, so that the thermostat valve is closed.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and The standardized element that the utility model uses can commercially, and shaped piece is equal according to specification and attached drawing record It can carry out customized, the specific connection type of each part is all made of in the prior art mature tap rivet, welding etc. routinely Means, mechanical, part and equipment are all made of in the prior art, conventional model, in addition circuit connection use is normal in the prior art The connection type of rule, this will not be detailed here.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims

1. a kind of thermostat valve that leakproofness is strong, it is characterised in that: its structure includes valve casing (1), reinforces sealing device (2), plastics Cover (3), expansion valve nozzle (4), sealing ring (5), expansion spool group body (6), heat sensitive wax (7), rubber diaphragm (8) and spring (9), institute Valve casing (1) is stated in the Openworks shape penetrated through in the middle part of bottom face and in the middle part of top end face, the reinforcement sealing device (2) is set to valve casing (1) outer lower end, the plastic lid (3) is installed on the inside of valve casing (1) in the groove on top and plastic lid (3) is in bottom face hollow out Shape, and plastic lid (3) inner lower edge is connected by sealing ring (5) with expansion valve nozzle (4) end face outside, and plastic lid (3) expansion spool group body (6) top is matched with by the card slot that bottom face is arranged, the expansion spool group body (6) is installed on valve Shell (1) inner side end and expansion spool group body (6) pass through on the inside of the hollow-out part being arranged in the middle part of top end face and heat sensitive wax (7) outside End face is fixedly connected, and the top end face of the heat sensitive wax (7) is fixedly connected on the bottom face of rubber diaphragm (8), the rubber diaphragm (8) top end face is fixedly connected on the bottom face of expansion valve nozzle (4), and spring (9) both ends are respectively fixedly connected in valve casing (1) Inner lower edge face and expansion spool group body (6) bottom face, the reinforcement sealing device (2) is by sheet metal (21), seal rubber piece (22), reinforcing ring (23), slot (24), inserted sheet (25) and fishbolt (26) composition, the sheet metal (21) and seal rubber Piece (22) is divided into two sections of a, b and the both ends a, b are integrated, and two sections of a, b enclose cyclic structure, the seal rubber Piece (22) end face outside is pasted on sheet metal (21) inner side end by adhesive, and the reinforcing ring (23) is distributed in seal rubber Top and inner lower edge on the inside of piece (22), the slot (24) is through a sections of seal rubber piece (22) of right side, the inserted sheet (25) it is set in the middle part of the left side of b sections of seal rubber piece (22), and the end face outside of inserted sheet (25) and slot (24) is interior Side end face is flexibly connected, and described fishbolt (26) one end is arranged through sheet metal (21) and seal rubber piece (22) outer surface Threaded hole on the inside of after fit closely in the end face outside of inserted sheet (25).

2. a kind of strong thermostat valve of leakproofness according to claim 1, it is characterised in that: the outside of the inserted sheet (25) with One end of fishbolt (26) contact is provided with antislip paint.

3. a kind of strong thermostat valve of leakproofness according to claim 1, it is characterised in that: on the outside of the fishbolt (26) One end far from inserted sheet (25) is provided with rotating plate, and the end face outside of rotating plate is provided with horizontally extending asperities.

4. a kind of strong thermostat valve of leakproofness according to claim 1, it is characterised in that: the top of the rubber diaphragm (8) Convex block and corresponding with the convex body size being arranged in the middle part of plastic lid (3) bottom face is provided in the middle part of end face.

5. a kind of strong thermostat valve of leakproofness according to claim 1, it is characterised in that: the outer surface of the valve casing (1) It is provided with hex nut.

6. a kind of strong thermostat valve of leakproofness according to claim 1, it is characterised in that: the inner end of the slot (24) Face is provided with smooth film layer.

7. a kind of strong thermostat valve of leakproofness according to claim 1, it is characterised in that: the appearance of the plastic lid (3) Face, which is provided with, runs through internal through-hole.