CN213117632U

CN213117632U - Paraffin constant temperature and constant pressure valve

Info

Publication number: CN213117632U
Application number: CN202022048126.XU
Authority: CN
Inventors: 杨和军
Original assignee: Taizhou Guoren Thermostatic Sanitaryware Co ltd
Current assignee: Taizhou Guoren Thermostatic Sanitaryware Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-05-04
Anticipated expiration: 2030-09-17

Abstract

The utility model provides a paraffin constant temperature and constant pressure valve belongs to hot-water heating equipment technical field. It has solved current thermostatic valve and can't combine the problem on same money thermostatic valve product to little volume, the steady, the effectual advantage of play water. This paraffin constant temperature and constant pressure valve, which comprises a housin, base and handle, the double-screw bolt subassembly has been set gradually from top to bottom in the casing, plunger and paraffin temperature package subassembly, the base middle part has the die cavity that outside axial bulge just supplied the installation of paraffin temperature package subassembly, set up on the perisporium of base and have the mixed delivery port that is linked together with the die cavity, the both sides that lie in the die cavity in the base have the difference cooling, the cold water runner one and the hot water runner one of hot water inflow, set up respectively in the casing with cold water runner one and hot water runner two that link to each other, the embedded pressure balance subassembly that is equipped with of base. The utility model discloses both had small, can satisfy the diversified design demand's of tap advantage, and made the tap reach the play water effect of constant temperature and constant pressure.

Description

Paraffin constant temperature and constant pressure valve

Technical Field

The utility model belongs to the technical field of water heating equipment, a thermostatic valve is related to, in particular to paraffin constant temperature and constant pressure valve.

Background

A thermostatic valve is a device for automatically adjusting the mixing ratio of cold water and hot water so that the temperature of the mixed water can be automatically maintained at a set temperature. As a core device, a thermostatic valve is commonly used in a thermostatic water heater and a thermostatic faucet. The existing thermostatic valves on the market are various in types, and a pressure balancing component for balancing pressure cannot be installed on part of the thermostatic valves due to small inner diameters of the thermostatic valves, so that the thermostatic valve is poor in water outlet effect and does not have good experience; and the other part is common constant temperature and constant pressure valve on the market, installs the pressure balance subassembly in this constant temperature and constant pressure valve, and the business turn over water pressure of mixing water is adjusted through the pressure balance subassembly, plays good business turn over water effect, but this constant temperature and constant pressure valve can't accomplish the small little of internal diameter again, consequently can't satisfy leading diversified design demand.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a small and improve out water effect, make the more steady paraffin constant temperature constant pressure valve of water effect.

The purpose of the utility model can be realized by the following technical proposal: a paraffin constant temperature and constant pressure valve comprises a shell, a base and a handle, and is characterized in that a stud component, a plunger and a paraffin temperature bulb component are sequentially arranged in the shell from top to bottom, the plunger is driven to move axially by rotating the handle to adjust the outlet water temperature of mixed water, the middle part of the base is provided with a cavity which protrudes axially outwards and is used for installing the paraffin temperature bulb component, the peripheral wall of the base is provided with a mixed water outlet communicated with the cavity, the two sides of the cavity in the base are provided with a cold water flow channel I and a hot water flow channel I which are respectively used for cold water and hot water to flow in, the shell is internally provided with a cold water flow channel II and a hot water flow channel II which are respectively connected with the cold water flow channel I and the hot water flow channel I, the shell and the base are attached to form a sealing surface, and a sealed whole is formed between the shell and, hot water gets into the die cavity through hot water runner one, hot water runner two and plunger lower extreme face in proper order, and cold water gets into the die cavity through supercooled water runner one, cold water runner two and plunger up end in proper order and mixes with the hot water and form the mixed water to discharge through mixing the delivery port, the embedded pressure balance subassembly that is used for balancing cold and hot pressure of intaking that is equipped with of base, and have cold water inlet and the hot water inlet that supplies cold, hot water respectively to get into on this pressure balance subassembly.

In foretell paraffin constant temperature and constant pressure valve, casing and handle between be provided with the sealing member that plays sealed effect, the casing on be provided with the sealing member that plays sealed effect, casing and plunger between be provided with the sealing member that plays sealed effect, casing and base between the position department of corresponding sealed face be provided with the sealing member that plays sealed effect, base and pressure balance subassembly between be provided with the sealing member that plays sealed effect, pressure balance subassembly on be provided with the sealing member that plays sealed effect, the casing on and the handle between be provided with wear-resisting packing ring, the casing in and the hand wheel between be provided with E type jump ring.

In the paraffin wax constant temperature and constant pressure valve, the plunger is provided with a plurality of water through holes which are communicated with the cold water flow channel two phases and are uniformly distributed in the circumferential direction.

Compared with the prior art, the paraffin constant-temperature constant-pressure valve has the following advantages:

1. the pressure balance assembly is added on the basis of the traditional constant-temperature valve, compared with the traditional constant-temperature valve, the constant-temperature constant-pressure valve has the advantages of stable water outlet and improvement on the water outlet effect of the constant-temperature constant-pressure valve, and meanwhile, the constant-temperature constant-pressure valve can enable mixed water to be more optimized and stably output under the condition of limit pressure difference;

2. this paraffin constant temperature constant pressure valve passes through the optimal design of structure, makes its external diameter reach D35 specification, is the D40 constant pressure valve in the existing market mostly, therefore the constant temperature constant pressure valve of this D35 specification makes things convenient for the product design of tap, satisfies the diversified design demand of tap.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure in the paraffin constant-temperature and constant-pressure valve.

Fig. 2 is a schematic sectional structure diagram of the paraffin wax constant temperature and constant pressure valve.

In the figure, 1, a housing; 2. a base; 3. a handle; 4. a stud assembly; 5. a plunger; 6. a paraffin wax temperature bulb component; 7. a cavity; 8. a mixing water outlet; 9. a first cold water flow channel; 10. a first hot water flow channel; 11. a second cold water flow channel; 12. a second hot water flow passage; 13. a sealing surface; 14. a pressure balancing assembly; 15. a cold water inlet; 16. a hot water inlet; 17. a seal member; 18. a wear-resistant washer; 19. e-shaped clamp springs; 20. a water passing through hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the paraffin constant-temperature constant-pressure valve comprises a shell 1, a base 2 and a handle 3, wherein a stud component 4, a plunger 5 and a paraffin thermal bulb component 6 are sequentially arranged in the shell 1 from top to bottom, the plunger 5 is driven to axially move by rotating the handle 3 to adjust the outlet water temperature of mixed water, the stud component 4 comprises a stud, a compression spring and an adjusting seat for sleeving the lower end of the compression spring, the upper end of the paraffin thermal bulb component 6 extends into the adjusting seat to be matched and connected with the adjusting seat, the plunger 5 is sleeved on the paraffin thermal bulb component 6 to axially move along the outer wall of the paraffin thermal bulb component 6, the paraffin thermal bulb component 6 comprises a paraffin thermal bulb and a push rod, a working spring is sleeved on the paraffin thermal bulb, the paraffin thermal bulb adjusts the height of the push rod to drive the plunger 5 to axially move according to the principle of thermal expansion and cold contraction, so as to adjust the axial position of the plunger 5 and achieve the constant, the middle part of the base 2 is provided with a cavity 7 which is protruded outwards in the axial direction and is used for installing the paraffin wax thermometer component 6, the peripheral wall of the base 2 is provided with a mixed water outlet 8 communicated with the cavity 7, two sides of the cavity 7 in the base 2 are provided with a cold water channel 9 and a hot water channel 10 which are respectively used for cold water and hot water to flow in, a cold water channel 11 and a hot water channel 12 which are respectively connected with the cold water channel 9 and the hot water channel 10 are arranged in the shell 1, the shell 1 and the base 2 are jointed to form a sealing surface 13, a sealed whole is formed between the shell 1 and the base 2 through the sealing surface 13, hot water sequentially enters the cavity 7 through the superheated water channel 10, the hot water channel 12 and the lower end surface of the plunger 5, cold water sequentially enters the cavity 7 through the supercooled water channel 9, the cold water channel 11 and the upper end surface of the plunger 5 to be mixed with hot water, the mixed water is discharged through the mixed water outlet 8, a pressure balance assembly 14 for balancing cold and hot water inlet pressure is embedded in the base 2, a cold water inlet 15 and a hot water inlet 16 for cold water and hot water to enter are formed in the pressure balance assembly 14 respectively, the cold water inlet 15 is communicated with the cold water flow channel I9 and the cold water flow channel II 11, the hot water inlet 16 is communicated with the hot water flow channel I10 and the hot water flow channel II 12, a plane I is arranged at the top of the plunger 5 in the shell 1, a plane II is arranged at the bottom of the plunger 5 in the shell 1, and the plunger 5 axially moves between the position of the plane I and the position of the plane II.

In more detail, the pressure balance assembly 14 is provided with filter screens at positions corresponding to the cold water inlet 15 and the hot water inlet 16, the stud moves up and down along with the rotation of the handle 3 by adjusting the handle 3, and the radial force generated by the rotation of the handle 3 is converted into the axial force generated by the vertical movement of the stud assembly 4; during operation, the stud assembly 4 provides a protective force to the paraffin wax bulb assembly 6.

During the installation process, the cavity 7 on the base 2 also plays a role of installation guide.

In order to further improve the sealing performance, a sealing element 17 for sealing is arranged between the shell 1 and the handle 3, the sealing element 17 for sealing is arranged on the shell 1, the sealing element 17 for sealing is arranged between the shell 1 and the plunger 5, the sealing element 17 for sealing is arranged between the shell 1 and the base 2 at a position corresponding to the sealing surface 13, the sealing element 17 for sealing is arranged between the base 2 and the pressure balance assembly 14, the sealing element 17 for sealing is arranged on the pressure balance assembly 14, a wear-resistant gasket 18 is arranged between the shell 1 and the handle 3, and an E-shaped snap spring 19 is arranged between the shell 1 and the hand wheel.

In more detail, the plunger 5 is provided with a plurality of water passing through holes 20 which are communicated with the cold water flow channel II 11 and are uniformly distributed in the circumferential direction, cold water enters the plunger 5 through the cold water flow channel I9 and the cold water flow channel II 11 in sequence, hot water enters the cavity 7 below the plunger 5 through the hot water flow channel I10 and the hot water flow channel II 12 in sequence, and cold water in the plunger 5 flows into the cavity 7 through the water passing through holes 20 to be mixed with the hot water to form mixed water, and the mixed water is discharged through a mixed water outlet.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The paraffin constant-temperature constant-pressure valve comprises a shell (1), a base (2) and a handle (3), and is characterized in that the shell (1) is internally provided with a stud component (4), a plunger (5) and a paraffin temperature bulb component (6) from top to bottom in sequence, the plunger (5) is driven to axially move through a rotating handle (3) to adjust the outlet water temperature of mixed water, the middle part of the base (2) is provided with a cavity (7) which protrudes outwards in the axial direction and is used for installing the paraffin temperature bulb component (6), a mixed water outlet (8) communicated with the cavity (7) is formed in the peripheral wall of the base (2), two sides of the cavity (7) in the base (2) are provided with a cold water flow channel (9) and a hot water flow channel (10) which are respectively used for cooling and hot water to flow, and a cold water flow channel (11) and a hot water flow channel (12) which are respectively connected with the cold water flow channel (9) and the hot water flow channel (10) are formed in the shell (1), casing (1) and base (2) between laminate mutually and form a sealed face (13), and form a confined whole through this sealed face (13) between with casing (1) and base (2), hot water gets into die cavity (7) through superheated water runner (10), hot water runner two (12) and plunger (5) lower terminal surface in proper order, cold water gets into die cavity (7) in proper order through supercooled water runner one (9), cold water runner two (11) and plunger (5) upper end face and mixes with hot water and form the mixed water, and discharge through mixing delivery port (8), base (2) embedded pressure balance subassembly (14) that are used for balancing cold and hot intake pressure, and have cold water inlet (15) and hot water inlet (16) that supply cold, hot water got into respectively on this pressure balance subassembly (14).

2. The paraffin wax constant-temperature and constant-pressure valve according to claim 1, wherein a sealing piece (17) for sealing is arranged between the shell (1) and the handle (3), a sealing piece (17) for sealing is arranged on the shell (1), the sealing piece (17) for sealing is arranged between the shell (1) and the plunger (5), a sealing element (17) for sealing is arranged between the shell (1) and the base (2) at a position corresponding to the sealing surface (13), a sealing element (17) for sealing is arranged between the base (2) and the pressure balancing component (14), a sealing element (17) for sealing is arranged on the pressure balancing component (14), a wear-resistant gasket (18) is arranged on the shell (1) and between the shell and the handle (3), and an E-shaped clamp spring (19) is arranged in the shell (1) and between the shell and the hand wheel.

3. The paraffin wax constant-temperature and constant-pressure valve as claimed in claim 1, wherein the plunger (5) is provided with a plurality of water through holes (20) which are communicated with the second cold water flow passage (11) and are circumferentially and uniformly distributed.