CN214128364U - Waterway connection structure of cold water pre-drainage shower - Google Patents

Abstract

The utility model relates to a cold water pre-drainage shower water path connection structure, which comprises a shower cold water inlet hole, a shower hot water inlet hole, a thermostatic valve core, a switching valve core and a shower water outlet hole, wherein the switching valve core comprises a switching valve core water inlet part and a switching valve core water outlet part, the shower cold water inlet hole is communicated with the switching valve core water inlet part, the switching valve core water outlet part is communicated with the shower water outlet hole, the thermostatic valve core comprises a thermostatic valve core cold water inlet end communicated with the switching valve core water outlet part, a thermostatic valve core hot water inlet end communicated with the shower hot water inlet hole and a thermostatic valve core water outlet end communicated with the switching valve core water inlet part, the utility model increases a cold water pre-drainage gear under the condition of not changing the use habit of a user, so that the cold water remained in a hot water pipeline is pre-drained in advance, the cold water in the cold water pipeline is blocked and cannot be drained together, avoiding wasting resources. In addition, the user does not need to continuously test the water temperature during cold water pre-discharging, and the user experience is greatly improved.

Description

Waterway connection structure of cold water pre-drainage shower

Technical Field

The utility model relates to a shower equipment technical field especially relates to a cold water is shower water route connection structure in advance.

Background

At present, most of households use one water heater to supply hot water uniformly, so that a hot water pipeline can be arranged to be long. When a hot water pipeline between the water faucet and the water heater is long, hot water remained in the hot water pipeline after the water faucet is used for bathing is gradually cooled to be close to room temperature, so that water which flows out of the shower firstly is residual cold water when the shower is used next time, and the user experience is greatly reduced. Therefore, can wait for very long period of time when using tap to bathe and wait for cold water to drain to the greatest extent, need the user oneself continuous try the temperature whether suitable, waste time and energy, in addition, when using current constant temperature shower to drain cold water, what drain is the mixed water of cold water pipeline and hot water pipeline, the water that has partly cold water pipeline promptly follows discharges together, causes the water waste to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the water path connection structure of the cold water pre-drainage shower overcomes the defects in the prior art.

The utility model discloses a realize through following technical scheme:

the utility model provides a cold water is shower water route connection structure in advance, its characterized in that, includes shower cold water inlet opening, shower hot water inlet opening, thermostatic valve core, switches case and shower apopore, it includes switches case portion of intaking and switches case portion of intaking to switch the case, shower cold water inlet opening is linked together with switching case portion of intaking, it is linked together with the shower apopore to switch case portion of intaking, thermostatic valve core includes the thermostatic valve core cold water inlet end that communicates with switching case portion of intaking, the thermostatic valve core hot water inlet end that is linked together with shower hot water inlet opening and the thermostatic valve core end of intaking that is linked together with switching case portion of intaking.

According to the above technical scheme, preferably, the switching valve core comprises a housing, a moving plate drive plate, a ceramic moving plate, a ceramic still plate and a base, the moving plate drive plate, the ceramic moving plate, the ceramic still plate and the base are arranged in the housing, the base is fixedly connected to the bottom of the housing, the upper surface of the base is fixedly connected with the ceramic still plate, the lower surface of the ceramic moving plate is attached to the upper surface of the ceramic still plate, the ceramic moving plate is rotatably connected in the housing, the lower surface of the ceramic moving plate is provided with a water channel a, a water channel b and a water channel c, one end of the water channel c is arranged in the middle of the surface of the ceramic moving plate, the water channel a and the water channel b are arranged close to the edge of the ceramic moving plate, the water inlet part of the switching valve core comprises a water inlet hole d communicated with a cold water inlet hole of a shower and a water inlet hole h communicated with the water outlet end of the thermostatic valve core, the water outlet part of the switching valve core comprises a water outlet hole e, a water outlet hole f and a water outlet hole g, the middle of the ceramic still plate is provided with a water inlet hole h, the surface of the ceramic stator is circumferentially provided with a water inlet d, a water outlet e, a water outlet f and a water outlet g.

According to the technical scheme, preferably, the upper part of the ceramic rotor plate is fixedly connected with the rotor plate driving plate, the middle part of the rotor plate driving plate is upwards connected with the rotating rod, and the rotating rod penetrates through the upper surface of the shell and is rotatably connected with the middle part of the upper surface of the shell.

According to the above technical scheme, preferably, the eccentric position of rotor catch plate upper surface is opened there is the collision pearl mounting groove, there is the collision pearl through spring mounting in the collision pearl mounting groove, upper portion is equipped with spacing dish in the shell, spacing dish surface is opened there are four collision pearl grooves, the collision pearl receives spring action butt in collision pearl inslot.

According to the technical scheme, preferably, one side, away from the collision bead groove, of the limiting disc is provided with the rotary limiting boss, the surface of the moving plate driving plate is provided with the limiting groove along the edge, and the rotary limiting boss is connected in the limiting groove in a sliding mode.

According to the technical scheme, preferably, a plurality of still positioning bosses are arranged on the periphery of the edge position of the upper surface of the base, and a plurality of still positioning grooves matched with the still positioning bosses are arranged on the periphery of the ceramic still.

According to the technical scheme, preferably, a plurality of moving plate positioning bosses are circumferentially arranged at the edge of the lower surface of the moving plate driving plate, and a plurality of moving plate positioning grooves matched with the moving plate positioning bosses are circumferentially arranged on the ceramic moving plate.

According to the technical scheme, preferably, the lower portion of the rotating rod is horizontally provided with a pin hole, a pin penetrates through the pin hole, the middle of the moving plate driving plate is provided with a through hole, pin grooves are formed in two sides of the through hole, and two ends of the pin are located in the pin grooves.

According to the above technical solution, preferably, the shower outlet holes include an upper shower outlet hole and a lower shower outlet hole.

The utility model has the advantages that:

compared with the traditional constant-temperature shower, under the condition that the using habit of a user is not changed, a cold water pre-discharging gear is added, so that residual cold water in a hot water pipeline is discharged in advance, after the cold water is discharged, a faucet is automatically closed or the flow is reduced to a dripping state, the user is prompted to discharge the cold water, the user does not need to continuously test the temperature of the water during the period, and the user experience is greatly improved; in addition, after the cold water pre-discharging gear is switched to, only residual cold water in the hot water pipeline is discharged, and the cold water in the cold water pipeline is blocked at the moment and cannot be discharged together, so that the resource waste is avoided.

Drawings

Fig. 1 is a schematic view of the water path connection of the present invention.

Fig. 2 is a schematic view of the water path in the pre-discharge state of the cold water of the present invention.

Fig. 3 is a water path schematic diagram of the lower water outlet bathing state of the utility model.

Fig. 4 is a schematic view of the water path in the closed state of the present invention.

Fig. 5 is a water path schematic diagram of the utility model in the upper water outlet bathing state.

Fig. 6 is an exploded perspective view of the switching valve core of the present invention.

Fig. 7 is a schematic bottom view of the housing of the present invention.

Fig. 8 is a schematic perspective view of the front part of the base of the present invention.

Fig. 9 is a schematic perspective view of the back part of the base of the present invention.

Fig. 10 is a schematic perspective view of the front portion of the moving plate driving plate of the present invention.

Fig. 11 is a schematic perspective view of the back of the moving plate driving plate of the present invention.

Fig. 12 is a schematic perspective view of the front portion of the ceramic rotor according to the present invention.

Fig. 13 is a schematic perspective view of the back of the ceramic rotor of the present invention.

Fig. 14 is a schematic perspective view of the front part of the ceramic still according to the present invention.

Fig. 15 is a schematic perspective view of the back part of the ceramic still according to the present invention.

Fig. 16 is a schematic view of the position relationship between the moving plate mating surface and the stationary plate mating surface according to the present invention.

Fig. 17 is a front view of the switching valve core of the present invention in state 1.

Fig. 18 is a front view of the switching valve core of the present invention in state 2.

Fig. 19 is a front sectional view of the switching valve core of the present invention in state 3.

Fig. 20 is a front view of the switching valve core of the present invention in state 4.

In the figure: 1. switching the valve core; 2. a lower water outlet of the shower; 3. a water outlet end of the thermostatic valve core; 4. a hot water inlet end of the thermostatic valve core; 5. a cold water inlet end of the thermostatic valve core; 6. a hand wheel; 7. a thermostatic valve core; 8. a hot water inlet hole of the shower; 9. water outlet holes on the shower; 10. a cold water inlet hole of the shower; 11. a housing; 12. rotating the rod; 13. bumping beads; 14. a ball-striking spring; 15. a moving plate drive plate; 16. a pin; 17. a ceramic rotor; 18. a ceramic stator; 19. a seal ring; 20. a base; 21. rotating the limit boss; 22. a bead collision groove; 23. a stator positioning boss; 24. a valve core positioning boss; 25. a collision bead mounting groove; 26. a limiting groove; 27. a pin slot; 28. the rotor positioning boss; 29. a moving plate positioning groove; 30. a moving plate matching surface; 31. a stator mating surface; 32. a stator positioning groove.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.

As shown in the figure, the utility model discloses a shower cold water inlet 10, shower hot water inlet 8, thermostatic cartridge 7, switching case 1 and shower apopore, switching case 1 is including switching case portion of intaking and switching case portion of intaking, shower cold water inlet 10 is linked together with switching case portion of intaking, switching case portion of intaking is linked together with the shower apopore, thermostatic cartridge includes and switches case cold water inlet end 5 that case portion of intaking communicates, the thermostatic cartridge hot water inlet end 4 that is linked together with shower hot water inlet 8 and the thermostatic cartridge end of intaking 3 that case portion of intaking is linked together with switching, the shower apopore includes apopore 9 on the shower and apopore 2 under the shower. The thermostatic valve core used in the embodiment can be a conventional thermostatic valve core on the market, and can achieve the function of cold water pre-drainage. Wherein switch case water inlet portion includes two inlet openings, is linked together with cold water inlet opening and thermostatic cartridge play water end 3 respectively for receive cold water, the warm water or the hot water that thermostatic cartridge reserved, switch case play water portion includes a plurality of apopores, is equipped with ceramic still 18 and the ceramic rotor 17 of rotating the connection in the switch case 1, through the rotation of ceramic rotor 17, makes water channel communicate different water inlet/apopores, reaches the purpose of switching different positions and goes out water. Compared with the traditional constant-temperature shower, under the condition that the using habit of a user is not changed, a cold water pre-discharging gear is added, so that residual cold water in a hot water pipeline is discharged in advance, after the cold water is discharged, a faucet is automatically closed or the flow is reduced to a dripping state, the user is prompted to discharge the cold water, the user does not need to continuously test the temperature of the water during the period, and the user experience is greatly improved; in addition, after the cold water pre-discharging gear is switched to, only residual cold water in the hot water pipeline is discharged, and the cold water in the cold water pipeline is blocked at the moment and cannot be discharged together, so that the resource waste is avoided.

According to the above embodiment, preferably, the switching valve core 1 includes a housing, a moving plate dial 15, a ceramic moving plate 17, a ceramic still plate 18 and a base 20, the base 20 is fixed at the bottom of the housing, the upper surface of the base 20 is fixed with the ceramic still plate 18, the upper and lower surfaces of the base 20 are respectively provided with a sealing ring 19 for sealing and separating each water path, in this example, the bottom surface of the base 20 is provided with a valve core positioning boss 24, and the valve core positioning boss 24 is arranged for determining the position of the valve core installed in a product. The lower surface of the ceramic rotor 17 is attached to the upper surface of the ceramic stator 18, the ceramic rotor 17 is rotatably connected into the shell, the lower surface of the ceramic rotor 17 is provided with a water passage a, a water passage b and a water passage c, wherein the water passage a, the water passage b and the water passage c are all grooves formed in the lower surface of the ceramic rotor 17, one end of the water passage c is located in the middle of the surface of the ceramic rotor 17, the water passage a and the water passage b are arranged close to the edge of the ceramic rotor 17, the water inlet part of the switching valve core comprises a water inlet d communicated with a cold water inlet 10 of a shower and a water inlet h communicated with a water outlet 3 of the thermostatic valve core, the water outlet part of the switching valve core comprises a water outlet e, a water outlet f and a water outlet g, the middle of the ceramic stator 18 is provided with a water inlet h, and the surface of the ceramic stator 18 is circumferentially provided with the water inlet d, the water outlet e, Outlet f and outlet g. Wherein, a side surface of the ceramic rotor 17, which is attached to the ceramic stator 18, is a rotor fitting surface 30, and a side surface of the ceramic stator 18, which is attached to the ceramic rotor 17, is a stator fitting surface 31, and the ceramic rotor 17 rotates to communicate different water inlet/outlet holes through the water channel, thereby achieving the purpose of switching water outlet at different positions.

According to the above embodiment, preferably, the upper part of the ceramic rotor 17 is fixedly connected with the rotor driving plate 15, the middle part of the rotor driving plate 15 is connected upwards with the rotating rod 12, the outer end of the rotating rod 12 is fixedly connected with the hand wheel 6, and the rotating rod 12 penetrates through the upper surface of the shell and is rotatably connected with the middle part of the upper surface of the shell. The eccentric position of the upper surface of the moving plate driving plate 15 is provided with a collision bead mounting groove 25, a collision bead 13 is mounted in the collision bead mounting groove 25 through a spring, a limiting plate is arranged on the upper portion in the shell, four collision bead grooves 22 are formed in the surface of the limiting plate, and the collision beads are abutted to the collision bead grooves 22 under the action of the spring. When the collision beads collide with the collision bead grooves 22, the positions of the four collision bead grooves 22 are determined according to the corresponding position relations between the water inlet holes, the water outlet holes and the water passing channels on the ceramic moving piece 17 and the ceramic static piece 18 so as to make a gear feeling.

When the product normally connects into cold and hot intake water in the family, wherein rivers A is the cold water that gets into from shower cold water inlet 10, and rivers C is the hot water that gets into from shower hot water inlet 8, and rivers B is the water that flows out from thermostatic cartridge play water end 3, and four ball groove 22 are with ceramic rotor 17 location under four different states respectively:

the moving plate rotates to the state 1, which is a cold water pre-discharge mode, and the water inlet hole d is blocked by the still plate matching surface 31, so the water flow A is closed. Water channel a is in apopore g department, plugs up apopore g, and apopore e is plugged up by water channel B, and water channel c communicates inlet opening h and apopore f, and the rivers B that get into from inlet opening h flows the water valve core of dividing from apopore f. Under state 1, the thermostatic valve core only has the rivers C of hot water pipeline to insert, and when there was remaining cold water in the hot water pipeline this moment, because thermostatic valve core's characteristic, thermostatic valve core can discharge the remaining cold water that is less than its set temperature, and apopore 2 flows out under following the shower through the case of dividing, and after remaining cold water temperature was greater than thermostatic valve core set temperature, thermostatic valve core can close rivers C immediately, showed that hot water pipeline's cold water is arranged in advance and is ended.

Clockwise rotation is to state 2, crosses water channel a and is in between inlet opening g and apopore g this moment, and the rivers A of inlet opening d passes through water channel a, flows out the case of dividing by apopore g again. The water passage b is blocked by the stator mating surface 31. The water passing channel c is positioned between the water inlet hole h and the water outlet hole f, and the water flow B of the water inlet hole h passes through the water passing channel c and then flows out of the water diversion valve core through the water outlet hole f. When the water diversion valve core is in the state 2, the water flow A (cold water) flows out from the water diversion valve core, and is mixed with the water flow C (hot water) directly communicated with the hot water inlet end 4 of the thermostatic valve core at the cold water inlet end 5 of the thermostatic valve core, and the mixed water flow B flows out from the water outlet hole 2 under the shower.

And rotating clockwise to a state 3, wherein the water inlet hole d is blocked by the water passage a, and the water flow A is closed. The water outlet hole g is blocked by the water passing channel B, the water passing channel c is blocked by the stator matching surface 31, the water inlet hole h is closed, the water flow B is closed, and the water diversion valve core is closed. When the water diversion valve core is in the state 3, the water diversion valve core is closed, and the shower does not discharge water.

Clockwise rotation is to state 4, crosses water channel b and is in between inlet opening g and apopore g this moment, and the rivers A of inlet opening d passes through water channel b, flows out the case of dividing by apopore g again. The water passing channel c is positioned between the water inlet hole h and the water outlet hole f, and the water flow B of the water inlet hole h passes through the water passing channel c and then flows out of the water diversion valve core through the water outlet hole e. When the water diversion valve core is in the state 4, the water flow A (cold water) flows out from the water diversion valve core, and is mixed with the water flow C (hot water) directly communicated with the hot water inlet end 4 of the thermostatic valve core at the cold water inlet end 5 of the thermostatic valve core, and the mixed water flow B flows out from the water outlet hole 9 on the shower.

According to the above embodiment, preferably, a rotation limiting boss 21 is disposed on a side of the limiting plate away from the ball catch groove 22, a limiting groove 26 is formed on a surface of the moving plate driving plate 15 along an edge position, the rotation limiting boss 21 is slidably connected in the limiting groove 26, and in this example, the rotation limiting boss 21 and the limiting groove 26 are matched to limit a rotation angle of the moving plate driving plate 15.

According to the above embodiment, preferably, the periphery of the edge position of the upper surface of the base 20 is provided with a plurality of stator positioning bosses 23, the periphery of the ceramic stator 18 is provided with a plurality of stator positioning slots 32 adapted to the stator positioning bosses 23, and the stator positioning bosses 23 on the base 20 are matched with the stator positioning slots 32 to fix the ceramic stator 18.

According to the above embodiment, preferably, the periphery of the edge position of the lower surface of the moving plate driving plate 15 is provided with a plurality of moving plate positioning bosses 28, the periphery of the ceramic moving plate 17 is provided with a plurality of moving plate positioning grooves 29 matched with the moving plate positioning bosses 28, and the moving plate positioning bosses 28 are matched with the moving plate positioning grooves 29 to fix the ceramic moving plate 17 and control the ceramic moving plate 17 to rotate.

According to the above embodiment, preferably, the lower part of the rotating rod 12 is horizontally provided with a pin hole, a pin 16 penetrates through the pin hole, the middle part of the moving plate driving plate 15 is provided with a through hole, pin grooves 27 are arranged on two sides of the through hole, and two ends of the pin are located in the pin grooves 27. The pin slot 27 on the rotor plate dial 15 is used for limiting the pin, so that the torsion of the rotary rod 12 is transmitted to the rotor plate dial 15 to rotate synchronously.

Compared with the traditional constant-temperature shower, under the condition that the using habit of a user is not changed, a cold water pre-discharging gear is added, so that residual cold water in a hot water pipeline is discharged in advance, after the cold water is discharged, a faucet is automatically closed or the flow is reduced to a dripping state, the user is prompted to discharge the cold water, the user does not need to continuously test the temperature of the water during the period, and the user experience is greatly improved; in addition, after the cold water pre-discharging gear is switched to, only residual cold water in the hot water pipeline is discharged, and the cold water in the cold water pipeline is blocked at the moment and cannot be discharged together, so that the resource waste is avoided.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a cold water is shower water route connection structure in advance, its characterized in that, includes shower cold water inlet opening, shower hot water inlet opening, thermostatic valve core, switches case and shower apopore, it includes switches case portion of intaking and switches case portion of intaking to switch the case, shower cold water inlet opening is linked together with switching case portion of intaking, it is linked together with the shower apopore to switch case portion of intaking, thermostatic valve core includes the thermostatic valve core cold water inlet end that communicates with switching case portion of intaking, the thermostatic valve core hot water inlet end that is linked together with shower hot water inlet opening and the thermostatic valve core end of intaking that is linked together with switching case portion of intaking.

2. The waterway connection structure of a pre-cooling shower according to claim 1, wherein the switching valve core includes a housing, a moving plate driving plate, a ceramic moving plate, a ceramic stator plate and a base, the moving plate driving plate, the ceramic moving plate, the ceramic stator plate and the base are disposed in the housing, the base is fixedly connected to the bottom of the housing, the upper surface of the base is fixedly connected to the ceramic stator plate, the lower surface of the ceramic moving plate is attached to the upper surface of the ceramic stator plate, the ceramic moving plate is rotatably connected to the housing, the lower surface of the ceramic moving plate is provided with a water passage a, a water passage b and a water passage c, one end of the water passage c is disposed in the middle of the surface of the ceramic moving plate, the water passage a and the water passage b are disposed near the edge of the ceramic moving plate, the water inlet of the switching valve core includes a water inlet d communicated with the cold water inlet of the shower and a water inlet h communicated with the water outlet of the thermostatic valve core, the water outlet of the switching valve core includes a water outlet e, e, The ceramic stator plate is characterized by comprising a water outlet hole f and a water outlet hole g, wherein the middle of the ceramic stator plate is provided with a water inlet hole h, and the surface of the ceramic stator plate is circumferentially provided with a water inlet hole d, a water outlet hole e, the water outlet hole f and the water outlet hole g.

3. The waterway connection structure of a pre-cooling water shower according to claim 2, wherein the upper portion of the ceramic rotor is fixedly connected with the rotor plate driving plate, a rotary rod is connected to the middle portion of the rotor plate driving plate, and the rotary rod penetrates through the upper surface of the housing and is rotatably connected with the middle portion of the upper surface of the housing.

4. The waterway connection structure of a pre-cooling shower according to claim 3, wherein a ball-bumping mounting groove is formed in an eccentric position of an upper surface of the movable plate driving plate, a ball-bumping is mounted in the ball-bumping mounting groove through a spring, a limiting plate is arranged on an upper portion in the housing, four ball-bumping grooves are formed in a surface of the limiting plate, and the ball-bumping is abutted against the ball-bumping grooves under the action of the spring.

5. The waterway connection structure of a pre-cooling shower according to claim 4, wherein a rotation limiting boss is provided on a side of the limiting plate away from the ball-catching groove, a limiting groove is provided along an edge position on a surface of the moving plate driving plate, and the rotation limiting boss is slidably connected in the limiting groove.

6. The waterway connection structure of a pre-cooling shower according to claim 2 or 5, wherein a plurality of stator positioning bosses are circumferentially arranged at the edge of the upper surface of the base, and a plurality of stator positioning slots matched with the stator positioning bosses are circumferentially arranged at the periphery of the ceramic stator.

7. The waterway connection structure of a pre-cooling water shower according to claim 6, wherein a plurality of rotor positioning bosses are circumferentially arranged at the edge of the lower surface of the rotor plate drive plate, and a plurality of rotor positioning grooves matched with the rotor positioning bosses are circumferentially arranged on the ceramic rotor plate.

8. The waterway connection structure of a pre-cooling shower according to claim 3 or 5, wherein a pin hole is horizontally formed at the lower part of the rotary rod, a pin is arranged in the pin hole in a penetrating manner, a through hole is formed in the middle of the moving plate driving plate, pin grooves are formed at two sides of the through hole, and two ends of the pin are positioned in the pin grooves.

9. The waterway connection structure of a pre-shower with cold water according to claim 1, wherein the shower outlet holes include an upper shower outlet hole and a lower shower outlet hole.

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