CN212536760U

CN212536760U - Novel scale-proof temperature control pipeline valve

Info

Publication number: CN212536760U
Application number: CN202020783814.8U
Authority: CN
Inventors: 杨井
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-02-12
Anticipated expiration: 2030-05-13

Abstract

A novel scale-prevention temperature control pipeline valve comprises a valve body, a hot water inlet end arranged on the left side of the valve body and a cold water inlet end arranged on the right side of the valve body, wherein the lower end of the valve body is in threaded connection with a water outlet connector, the upper end of the valve body is in threaded connection with a temperature adjusting seat, a temperature adjusting device is arranged in the temperature adjusting seat, a hand wheel matched with the temperature adjusting device is arranged at the upper end of the temperature adjusting seat, the hot water inlet end is communicated with the inner space of the valve body through a hot water hole, the cold water inlet end is communicated with the inner space of the valve body through; the inner wall of the valve body is provided with an annular limiting ring, the limiting ring is positioned below the cold water hole, and the limiting ring is positioned above the hot water hole; the upper end of the water outlet joint is positioned in the valve body. The utility model discloses a novel scale prevention temperature control pipeline valve can effectively solve the condition that internal area quality of water difference nature is big, quality of water is not good, the metal easily rusts, the structure is easy ageing, product life is not long.

Description

Novel scale-proof temperature control pipeline valve

Technical Field

The utility model relates to a control by temperature change pipeline valve, especially a novel scale prevention control by temperature change pipeline valve.

Background

The temperature control pipeline valve is a device for a heating system, the position of a temperature-sensitive thermal bulb component can be adjusted to an actually required position in a manual adjusting mode, cold water and hot water are automatically mixed after all the cold water and the hot water enter the temperature control pipeline valve, the mixed cold water and the hot water form a temperature and are influenced by the temperature, the temperature-sensitive thermal bulb component can expand and contract with different degrees along with the temperature-sensitive thermal bulb component, when the temperature-sensitive thermal bulb component expands and contracts, the position of a piston arranged on the temperature-sensitive thermal bulb component automatically changes along with the temperature of the cold water inlet hole and the hot water inlet hole, the water inlet flow of the cold water and the hot water inlet hole is changed through the piston, and after the water inlet flow of the cold water and the hot water is controlled, the cold water and the hot water can always converge.

In the actual use process of the temperature control pipeline valve, the piston inevitably moves, in the moving process, the outer wall of the piston continuously rubs against the inner wall of the valve body, the valve body of the temperature control pipeline valve is made of metal, scale is easily generated when the temperature control pipeline valve is heated, along with the continuous friction between the piston and the inner wall of the valve body, the surface of the piston is also stained with a large amount of scale, the existence of the scale not only can influence the sealing between the piston and the valve body to cause problems, but also can be mixed into flowing water flow to cause water quality deterioration, due to the flowing of the water flow, the amount of the scale mixed with the water flow in each area is different, the water quality difference of each area is large, the scale can corrode the valve body and the piston, the temperature control pipeline valve cannot be used, the service life of the temperature control pipeline valve is seriously shortened, and the internal components of the temperature control pipeline valve are all made of metal materials, accelerate the ageing condition of structure, can further shorten the life of temperature-sensing pipeline valve.

Disclosure of Invention

The utility model aims to solve the current technical problem and provide a novel scale prevention temperature-sensing pipeline valve, it can effectively solve the condition that the internal regional quality of water difference nature is big, quality of water is not good, the metal easily rusts, the structure is easy ageing, product life is not long.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model discloses a novel scale prevention temperature control pipeline valve, including the valve body, locate the left hot water of valve body and intake the end and locate the cold water on valve body right side and intake the end, the spiro union of valve body lower extreme has water connectors, and water connectors passes through threaded connection with the valve body, and the spiro union has the seat of adjusting the temperature on the valve body, is equipped with attemperator in the seat of adjusting the temperature, adjusts the temperature seat upper end be equipped with attemperator assorted hand wheel, its characterized in that: the hot water inlet end is communicated with the inner space of the valve body through a hot water hole, the cold water inlet end is communicated with the inner space of the valve body through a cold water hole, and the hot water hole is positioned below the cold water hole; the inner wall of the valve body is provided with an annular limiting ring, the limiting ring is positioned below the cold water hole, and the limiting ring is positioned above the hot water hole; the upper end of the water outlet joint is positioned in the valve body, and a plastic sleeve is arranged between the upper end surface of the water outlet joint and the limiting ring; the lower part of the plastic sleeve is provided with a plurality of water through holes which are uniformly distributed in the circumferential direction, and the water through holes are positioned below the hot water holes and communicated with the hot water holes; a thermosensitive thermal bulb component matched with the water outlet joint is arranged in the water outlet joint; the lower part of the thermosensitive thermometer bulb component is provided with a resetting device matched with the thermosensitive thermometer bulb component; the upper end of the thermosensitive temperature-sensing bulb component upwards penetrates through the plastic sleeve and is provided with a piston positioned in the plastic sleeve, the piston is connected with the thermosensitive temperature-sensing bulb component through threads, and the piston is provided with a plurality of water delivery holes which are uniformly distributed in the circumferential direction; an annular limiting step extends inwards from the lower end edge of the plastic sleeve; the lower end face of the piston is attached to the limiting step, and the edge of the upper end of the piston extends outwards to form a clamping step attached to the upper surface of the plastic sleeve; the lower end of the temperature adjusting seat is positioned in the valve body, and a movable gap is formed between the lower end face of the temperature adjusting seat and the upper surface of the clamping step.

An annular sealing gasket is arranged between the lower surface of the plastic sleeve and the upper end surface of the water outlet connector; the upper end face of the plastic sleeve is attached to the lower surface of the limiting ring, and the lower end face of the plastic sleeve is attached to the upper surface of the sealing gasket.

The outer wall of the plastic sleeve and the outer wall of the piston are provided with a plurality of annular sealing grooves which are uniformly distributed in the longitudinal direction; and an O-shaped ring matched with the annular sealing groove is arranged in the annular sealing groove.

The resetting device comprises a resetting step arranged on the inner wall of the water outlet joint and a resetting part arranged on the thermosensitive thermometer bulb component; and a reset spring sleeved outside the heat-sensitive thermal bulb assembly is arranged between the reset part and the reset step.

The temperature adjusting device comprises a valve rod screwed in the temperature adjusting seat, and the upper end of the valve rod penetrates out of the temperature adjusting seat upwards and is connected with a hand wheel; the lower end of the valve rod is provided with a hexagonal core sleeve; a stop block matched with the hexagonal core sleeve is arranged in the lower part of the hexagonal core sleeve; the inner wall of the lower part of the hexagonal core sleeve is provided with a clamping groove, and a retaining ring matched with the clamping groove is arranged in the clamping groove; the retainer ring is annular, and the upper surface of the retainer ring is attached to the lower surface of the stop block; the center of the lower surface of the check block is provided with a jacking groove coaxial with the valve rod, and the edge of the upper surface of the check block is provided with a lower positioning step; the inner wall of the hexagonal core sleeve is provided with an upper positioning step positioned above the lower positioning step; a temperature adjusting spring sleeved outside the lower part of the valve rod is arranged between the upper positioning step and the lower positioning step; a temperature adjusting gap is formed between the lower end face of the valve rod and the upper surface of the stop block.

The temperature adjusting seat, the plastic sleeve and the piston are all made of engineering plastics.

The wall surface of the valve rod and the wall surface of the hexagonal core sleeve are both provided with coatings.

The utility model has the advantages that:

compared with the prior art, when the position of the piston of the novel scale-proof temperature control pipeline valve adopting the structure of the utility model is changed along with the change of the heat-sensitive temperature-sensitive bag component, the inner wall of the plastic sleeve replaces the friction between the inner wall of the valve body and the outer wall of the piston, the plastic sleeve is made of plastic and is different from metal, even when the water is subjected to hot water, the water scale can not be generated, the water quality can be effectively ensured under the condition that the plastic sleeve can not generate the water scale, thereby effectively solving the problems of large water quality difference and poor water quality in domestic areas, ensuring the long-term normal use of parts and effectively prolonging the service life of the temperature control pipeline valve because the plastic material is not rusted even if being contacted with water flow for a long time, and under the condition that there is not the incrustation scale influence, piston outer wall and plastics cover inner wall are in the state of closely laminating all the time, effectively avoid appearing the condition that sealed not good leads to leaking between the two.

Drawings

Fig. 1 is a schematic structural view of the novel scale-proof temperature control pipeline valve of the invention;

fig. 2 is a schematic view of the local structure of the scale-proof temperature-controlled pipeline valve of the present invention.

Detailed Description

The invention is described in further detail below with reference to the following figures and detailed description:

referring to fig. 1 and 2, the utility model provides a novel scale-prevention temperature control pipeline valve, which comprises a valve body 1, a hot water inlet end 2 arranged on the left side of the valve body 1 and a cold water inlet end 3 arranged on the right side of the valve body 1, wherein the lower end of the valve body 1 is screwed with a water outlet joint 4, the water outlet joint 4 is in threaded connection with the valve body 1, the upper end of the valve body 1 is screwed with a temperature adjusting seat 5, a temperature adjusting device is arranged in the temperature adjusting seat 5, the upper end of the temperature adjusting seat 5 is provided with a hand wheel 6 matched with the temperature adjusting device, the hot water inlet end 2 is communicated with the inner space of the valve body 1 through a hot water hole 7, the cold water inlet end 3 is communicated with the inner space of the valve body 1 through a cold water; the inner wall of the valve body 1 is provided with an annular limiting ring 9, the limiting ring 9 is positioned below the cold water hole 8, and the limiting ring 9 is positioned above the hot water hole 7; the upper end of the water outlet joint 4 is positioned in the valve body 1, and a plastic sleeve 10 is arranged between the upper end surface of the water outlet joint 4 and the limiting ring 9; the lower part of the plastic sleeve 10 is provided with a plurality of water through holes 11 which are uniformly distributed in the circumferential direction, and the water through holes 11 are positioned below the hot water holes 7 and communicated with the hot water holes 7; a thermosensitive thermal bulb component 12 matched with the water outlet joint 4 is arranged in the water outlet joint; the lower part of the heat-sensitive thermometer bulb component 12 is provided with a resetting device matched with the heat-sensitive thermometer bulb component; the upper end of the heat-sensitive thermal bulb component 12 upwards penetrates through the plastic sleeve 10 and is provided with a piston 13 positioned in the plastic sleeve 10, the piston 13 is connected with the heat-sensitive thermal bulb component 12 through threads, and the piston 13 is provided with a plurality of water delivery holes 14 which are uniformly distributed in the circumferential direction; an annular limiting step 15 extends inwards from the lower end edge of the plastic sleeve 10; the lower end face of the piston 13 is attached to the limiting step 15, and the edge of the upper end of the piston 13 extends outwards to form a clamping step 16 attached to the upper surface of the plastic sleeve 10; the lower end of the temperature adjusting seat 5 is positioned in the valve body 1, and a movable gap is formed between the lower end surface of the temperature adjusting seat 5 and the upper surface of the clamping step 16.

An annular sealing gasket 17 is arranged between the lower surface of the plastic sleeve 10 and the upper end surface of the water outlet joint 4; the upper end face of the plastic sleeve 10 is attached to the lower surface of the limiting ring 9, and the lower end face of the plastic sleeve 10 is attached to the upper surface of the sealing gasket 17.

The outer wall of the plastic sleeve 10 and the outer wall of the piston 13 are provided with a plurality of annular sealing grooves 18 which are uniformly distributed in the longitudinal direction; an O-shaped ring matched with the annular sealing groove 18 is arranged in the annular sealing groove.

The resetting device comprises a resetting step 19 arranged on the inner wall of the water outlet joint 4 and a resetting part 20 arranged on the thermosensitive thermometer bulb component 12; a return spring 21 sleeved outside the heat-sensitive thermometer bulb component 12 is arranged between the return part 20 and the return step 19.

The temperature adjusting device comprises a valve rod 22 screwed in the temperature adjusting seat 5, and the upper end of the valve rod 22 upwards penetrates through the temperature adjusting seat 5 and is connected with a hand wheel 6; a hexagonal core sleeve 23 is arranged on the inner wall of the lower part of the temperature regulating seat 5; a stop block 24 matched with the hexagonal core sleeve 23 is arranged at the lower part of the hexagonal core sleeve; the lower surface of the stop block 24 is provided with a jacking groove 25 coaxial with the valve rod 22, and the edge of the upper surface of the stop block 24 is provided with a positioning step 26; a temperature adjusting spring 27 sleeved outside the lower part of the valve rod 22 is arranged between the positioning step 26 and the upper side groove wall of the hexagonal core sleeve 23; a temperature adjusting gap is arranged between the lower end surface of the valve rod 22 and the upper surface of the stop block 24.

The temperature adjusting device comprises a valve rod 22 screwed in the temperature adjusting seat 5, and the upper end of the valve rod 22 upwards penetrates through the temperature adjusting seat 5 and is connected with a hand wheel 6; the lower end of the valve rod 5 is provided with a hexagonal core sleeve 23; a stop block 24 matched with the hexagonal core sleeve 23 is arranged in the lower part of the hexagonal core sleeve; a clamping groove 2301 is formed in the inner wall of the lower part of the hexagonal core sleeve 23, and a retaining ring 2302 matched with the clamping groove 2301 is arranged in the clamping groove 2301; the retaining ring 2302 is annular, and the upper surface of the retaining ring 2302 is attached to the lower surface of the stop block 24; the center of the lower surface of the stop block 24 is provided with a jacking groove 25 coaxial with the valve rod 5, and the edge of the upper surface of the stop block 24 is provided with a lower positioning step 26; the inner wall of the hexagonal core sleeve 23 is provided with an upper positioning step 27 positioned above the lower positioning step 26; a temperature adjusting spring 28 sleeved outside the lower part of the valve rod 5 is arranged between the upper positioning step 27 and the lower positioning step 26; a temperature adjusting gap is arranged between the lower end surface of the valve rod 28 and the upper surface of the stop block.

The utility model discloses a use method as follows:

before the temperature control pipeline valve starts to be used, the temperature value required to keep constant temperature can be adjusted through a temperature adjusting device, when the temperature is adjusted, the valve rod 22 can be rotated through the hand wheel 6, the valve rod 22 moves up or down, when the valve rod 22 moves up or down, the temperature adjusting gap between the lower end surface of the valve rod 22 and the upper surface of the stop block 24 changes, when the temperature-sensitive thermal bulb component 12 expands into the jacking groove 25 of the stop block 24 and jacks the stop block 24, the upward stroke of the temperature-sensitive thermal bulb component 12 can be changed along with the upward stroke, so that the stroke of the temperature-sensitive thermal bulb component 12 driving the piston 13 to move is limited, along with the different positions of the piston 13, the covering area of the water through hole 11 communicated with the hot water hole 7 and the covering area of the cold water hole 8 are different, and the flow rate of hot water conveyed by the water through hole 11 and the cold water conveyed by the cold water hole 8 are, finally, the temperature of the water flow after the cold water and the hot water are mixed is changed, and the temperature adjusting effect is achieved.

When the temperature control pipeline valve is used, hot water enters the hot water inlet end 2, cold water enters the cold water inlet end 3, after the cold water enters the cold water inlet end 3, the cold water flows to the water delivery hole 14 of the piston through the cold water hole 8 and then enters the water outlet connector 4 through the water delivery hole 14, at the moment, the cold water contacts the temperature-sensitive thermal bulb component 12, the temperature of the cold water is sensed by the temperature-sensitive thermal bulb component, the position of the piston 13 changes, after the hot water enters the hot water inlet end 2, the hot water enters the water delivery hole 11 of the plastic sleeve 10 through the hot water hole 7 and then enters the water outlet connector 4 through a gap between the lower end surface of the piston 13 and the limiting step 15, at the moment, the hot water and the cold water are mixed, a temperature is finally mixed, and under the influence of the temperature, the temperature-sensitive thermal bulb component changes again and finally stabilizes in a state, in the thermal bulb subassembly 12 inflation in-process, thermal bulb subassembly 12 then can drive piston 13 and upwards move along the 10 inner wall trails of plastic sheath, because the clearance that has between terminal surface and the screens step upper surface under the seat 5 that adjusts the temperature, therefore the piston can smoothly carry out the position change, after the change of thermal bulb subassembly 12 is stabilized under the temperature after mixing water, the position of piston 13 remains motionless, thereby all stabilize cold water inflow flow and hot water inflow flow at a value, thereby guarantee that the temperature after mixing water is in homothermal state all the time.

In conclusion, can know, the utility model discloses a when the position of piston 13 changes along with temperature sensing thermal bulb subassembly, the friction takes place for plastic sheath 10 inner wall to replace valve body inner wall and 13 outer walls of piston, and the material of plastic sheath 10 is plastics, be different from the metal material, even meet with hot water, the incrustation scale can not be produced yet, under the condition that incrustation scale can not be produced at plastic sheath 10, can effectively guarantee quality of water, thereby it is big effectively to solve domestic area quality of water difference, the not good condition of quality of water, and the rusty condition can not appear yet in plastic material and the long-term contact of rivers, can guarantee the long-term normal use of part, effectively prolong the life of temperature control pipeline valve, and under the condition that does not have the incrustation scale influence, piston outer wall and plastic sheath inner wall are in the state of closely laminating all the time, effectively avoid.

The outer wall of plastic sleeve 10, the outer wall of piston 13 all are equipped with a plurality of annular seal grooves 18 that are vertical evenly distributed, be equipped with rather than assorted O type circle in the annular seal groove 18, O type circle on the outer wall of plastic sleeve 10 can effectively improve the leakproofness between plastic sleeve 10 and the 1 inner wall of valve body, O type circle on the outer wall of piston 13 can effectively improve the leakproofness between piston 13 and the plastic sleeve 10, further avoid appearing the condition of leaking, guarantee sealed effect to guarantee constant temperature effect.

The temperature adjusting seat, the plastic sleeve and the piston are all made of engineering plastics, so that the condition that metal is easy to rust and water quality is poor can be further avoided.

The wall surface of the valve rod and the wall surface of the hexagonal core sleeve are provided with coatings, and the corrosion resistance can be effectively improved due to the coatings.

Claims

1. The utility model provides a novel scale prevention temperature control pipeline valve, includes the valve body, locates the left hot water of valve body and intake the end and locate the cold water on valve body right side and intake the end, and the termination has a water connectors under the valve body, and water connectors passes through threaded connection with the valve body, and the spiro union in the valve body upper end has the seat of adjusting the temperature, is equipped with attemperator in the seat of adjusting the temperature, the seat upper end of adjusting the temperature be equipped with attemperator assorted hand wheel, its characterized in that: the hot water inlet end is communicated with the inner space of the valve body through a hot water hole, the cold water inlet end is communicated with the inner space of the valve body through a cold water hole, and the hot water hole is positioned below the cold water hole; the inner wall of the valve body is provided with an annular limiting ring, the limiting ring is positioned below the cold water hole, and the limiting ring is positioned above the hot water hole; the upper end of the water outlet joint is positioned in the valve body, and a plastic sleeve is arranged between the upper end surface of the water outlet joint and the limiting ring; the lower part of the plastic sleeve is provided with a plurality of water through holes which are uniformly distributed in the circumferential direction, and the water through holes are positioned below the hot water holes and communicated with the hot water holes; a thermosensitive thermal bulb component matched with the water outlet joint is arranged in the water outlet joint; the lower part of the thermosensitive thermometer bulb component is provided with a resetting device matched with the thermosensitive thermometer bulb component; the upper end of the thermosensitive temperature-sensing bulb component upwards penetrates through the plastic sleeve and is provided with a piston positioned in the plastic sleeve, the piston is connected with the thermosensitive temperature-sensing bulb component through threads, and the piston is provided with a plurality of water delivery holes which are uniformly distributed in the circumferential direction; an annular limiting step extends inwards from the lower end edge of the plastic sleeve; the lower end face of the piston is attached to the limiting step, and the edge of the upper end of the piston extends outwards to form a clamping step attached to the upper surface of the plastic sleeve; the lower end of the temperature adjusting seat is positioned in the valve body, and a movable gap is formed between the lower end face of the temperature adjusting seat and the upper surface of the clamping step.

2. The novel scale-resistant temperature-controlled pipeline valve according to claim 1, characterized in that: an annular sealing gasket is arranged between the lower surface of the plastic sleeve and the upper end surface of the water outlet connector; the upper end face of the plastic sleeve is attached to the lower surface of the limiting ring, and the lower end face of the plastic sleeve is attached to the upper surface of the sealing gasket.

3. The novel scale-resistant temperature-controlled pipeline valve according to claim 1, characterized in that: the outer wall of the plastic sleeve and the outer wall of the piston are provided with a plurality of annular sealing grooves which are uniformly distributed in the longitudinal direction; and an O-shaped ring matched with the annular sealing groove is arranged in the annular sealing groove.

4. The novel scale-resistant temperature-controlled pipeline valve according to claim 1, characterized in that: the resetting device comprises a resetting step arranged on the inner wall of the water outlet joint and a resetting part arranged on the thermosensitive thermometer bulb component; and a reset spring sleeved outside the heat-sensitive thermal bulb assembly is arranged between the reset part and the reset step.

5. The novel scale-resistant temperature-controlled pipeline valve according to claim 1, characterized in that: the temperature adjusting device comprises a valve rod screwed in the temperature adjusting seat, and the upper end of the valve rod penetrates out of the temperature adjusting seat upwards and is connected with a hand wheel; the lower end of the valve rod is provided with a hexagonal core sleeve; a stop block matched with the hexagonal core sleeve is arranged in the lower part of the hexagonal core sleeve; the inner wall of the lower part of the hexagonal core sleeve is provided with a clamping groove, and a retaining ring matched with the clamping groove is arranged in the clamping groove; the retainer ring is annular, and the upper surface of the retainer ring is attached to the lower surface of the stop block; the center of the lower surface of the check block is provided with a jacking groove coaxial with the valve rod, and the edge of the upper surface of the check block is provided with a lower positioning step; the inner wall of the hexagonal core sleeve is provided with an upper positioning step positioned above the lower positioning step; a temperature adjusting spring sleeved outside the lower part of the valve rod is arranged between the upper positioning step and the lower positioning step; a temperature adjusting gap is formed between the lower end face of the valve rod and the upper surface of the stop block.

6. The novel scale-resistant temperature-controlled pipeline valve according to claim 1, characterized in that: the temperature adjusting seat, the plastic sleeve and the piston are all made of engineering plastics.

7. The novel scale-resistant temperature-controlled pipeline valve according to claim 5, characterized in that: the wall surface of the valve rod and the wall surface of the hexagonal core sleeve are both provided with coatings.