CN219345569U - Water feeding type cold and hot water valve core - Google Patents

Abstract

The utility model provides a water feeding type cold and hot water valve core, which comprises a shell, wherein a static piece, a moving piece and a valve rod are arranged in the shell, and the static piece is provided with a mixing water gap, a cold water port and a hot water port; an upper water tank and a water mixing tank are arranged on one surface of the movable plate, which faces the static plate; the rear end of the valve rod is in butt joint with the movable plate to drive the movable plate to rotate, so that a valve closing position, a water feeding position and a water mixing position are formed when the movable plate rotates relative to the static plate; when the moving plate is positioned at the valve closing position, the mixing water port, the cold water port and the hot water port are not communicated with each other; when the moving plate is positioned at the water feeding position, only the cold water port and the hot water port are communicated with each other through the water feeding groove; when the moving plate is positioned at the water mixing position, the water mixing port is communicated with the cold water port through the water mixing tank or is communicated with the cold water port and the hot water port through the water mixing tank or is communicated with the hot water port through the water mixing tank. The utility model has the advantage of realizing water supply and cold and hot water adjustment of the water heater through the same valve core.

Description

Water feeding type cold and hot water valve core

Technical Field

The utility model relates to the field of valve fittings, in particular to a water feeding type cold and hot water valve core.

Background

At present, the traditional cold and hot water valve core only has the functions of temperature adjustment and cut-off conduction, so that in some families using a solar water heater, water replenishing of the water heater is often connected through another pipeline, and the temperature of hot water in the water heater is gradually reduced in the bathing process, so that a user needs to timely adjust the angle of the cold and hot water valve core to meet the proper water outlet temperature.

Disclosure of Invention

Based on the problems, the utility model aims to provide a water feeding type cold and hot water valve core capable of realizing water feeding and cold and hot water adjustment of a water heater through the same valve core.

Aiming at the problems, the following technical scheme is provided: a water feeding type cold and hot water valve core comprises a shell, wherein a static plate, a moving plate and a valve rod penetrating out of the front end of the shell are arranged in the shell, and the static plate is provided with a mixing water gap, a cold water gap and a hot water gap; an upper water tank and a water mixing tank are arranged on one surface of the movable plate, which faces the static plate, the water mixing tank is arranged from the center of the movable plate to the outer edge direction, and the upper water tank is positioned at the reverse position of the extending direction of the water mixing tank; the rear end of the valve rod is in butt joint with the movable plate to drive the movable plate to rotate, so that a valve closing position, a water feeding position and a water mixing position are formed when the movable plate rotates relative to the static plate; when the moving plate is positioned at the valve closing position, the mixing water port, the cold water port and the hot water port are not communicated with each other; when the moving plate is positioned at the water feeding position, only the cold water port and the hot water port are communicated with each other through the water feeding groove; when the moving plate is positioned at the water mixing position, the water mixing port is communicated with the cold water port through the water mixing tank or is communicated with the cold water port and the hot water port through the water mixing tank or is communicated with the hot water port through the water mixing tank.

In the structure, when the valve rod rotates circumferentially, three positions are provided, namely a valve closing position, a water feeding position and a water mixing position, and when the valve rod is positioned at the valve closing position, the water mixing port, the cold water port and the hot water port are not communicated with each other; when bathing is needed, the valve rod is rotated to a water mixing position, and pure cold water flows to the water mixing port, or cold and hot water is mixed into warm water to the water mixing port, or pure hot water flows to the water mixing port according to the rotation amplitude of the valve rod at the water mixing position; when cold and hot water are mixed into warm water to flow to a mixing water port, or pure hot water flows to the mixing water port, the water level of the hot water in the solar water heater can be gradually reduced; when the bath is completed and water is required to be replenished into the solar water heater, the valve rod is rotated to a water supply position, at the moment, the cold water port is communicated with the hot water port, and cold water flows into the hot water port through the cold water port and then is led into the solar water heater for replenishing water; therefore, the valve body can switch the cold water and the hot water and supplement the water of the solar water heater at the same time, and hot water of the solar water heater is discharged outside when the valve body is used, so that the water temperature is prevented from being reduced due to the fact that cold water is mixed into the solar water heater.

The utility model is further arranged that when the movable plate rotates from the valve closing position to the water mixing position, the mixing water port is communicated with the cold water port through the water mixing tank, then is communicated with the cold water port and the hot water port through the water mixing tank along with the mixing water port, and finally, the mixing water port is communicated with the hot water port through the water mixing tank.

In the structure, the cold water is ensured to be firstly discharged and then is transited to be mixed with cold water and hot water, and finally pure hot water is output, so that the water temperature output is from low to high, the use safety can be effectively ensured, and scalding is avoided.

The utility model is further arranged that the rotating direction of the valve rod driving moving plate when the valve rod driving moving plate rotates from the valve closing position to the water feeding position is opposite to the rotating direction of the valve rod driving moving plate when the valve rod driving moving plate rotates from the valve closing position to the water mixing position.

In the structure, when the valve rod rotates towards one direction at the valve closing position, the valve rod enters the water mixing position and is transited from pure cold water output to warm water output and then to pure hot water output along with rotation; when the valve rod rotates in the opposite direction at the valve closing position, the valve rod reaches the water feeding position to supplement water for the solar water heater.

The utility model is further arranged that the inner wall of the shell is provided with a valve closing positioning part, a water feeding positioning part and a water mixing positioning part which are arranged along the circumferential direction of the shell; one end of the valve rod, which is positioned in the shell, is provided with a positioning disc, and an elastic positioning piece which is sequentially positioned in an adaptation way with the valve closing positioning part, the water feeding positioning part and the water mixing positioning part when the valve rod rotates is arranged on the positioning disc.

In the structure, the elastic positioning piece is respectively matched with the valve closing positioning part, the water feeding positioning part and the water mixing positioning part to generate paragraph sense when the valve rod rotates, and whether the gear is in place is sensed through the paragraph sense.

The utility model is further arranged that the valve closing positioning part is positioned between the water feeding positioning part and the water mixing positioning part.

In the structure, the valve rod can be used as the middle position when the valve rod is at the valve closing position corresponding to the valve closing positioning part, so that the water feeding position and the water mixing position can be conveniently determined, and the gear confusion is avoided.

The utility model is further arranged that the valve closing positioning part, the water feeding positioning part and the water mixing positioning part are positioned on the inner cylindrical wall or the inner end surface of the inner wall of the shell.

In the above structure, the valve-closing positioning portion, the water-feeding positioning portion, and the water-mixing positioning portion are preferably provided on an inner cylindrical wall of the inner wall of the housing.

The utility model is further characterized in that the water mixing positioning part is provided with a plurality of positioning teeth which are uniformly distributed along the circumferential direction of the shell, and the elastic positioning piece is matched with the positioning teeth.

In the structure, the positioning teeth are used for refining small gears in the rotation range of the water mixing positioning parts, so that the water temperature can be conveniently regulated.

The utility model is further characterized in that the positioning disc is provided with a spring hole, an elastic piece is arranged in the spring hole, and the elastic positioning piece is supported by the elastic piece to be matched with the valve closing positioning part or the water feeding positioning part or the water mixing positioning part.

In the above structure, the elastic positioning member is a positioning column or a ball.

The utility model further provides that the valve closing positioning part is provided with a positioning recess for being matched with the elastic positioning piece.

In the structure, the valve rod is convenient to generate a paragraph when rotating to the valve closing position.

The utility model is further arranged that the rear end of the shell is provided with a rear cover, and the rear cover is provided with a mixed water outlet corresponding to the mixed water port, a cold water inlet corresponding to the cold water port and a hot water inlet corresponding to the hot water port.

In the structure, the rear cover is abutted against the static piece, a sealing ring is arranged between the rear cover and the static piece, and the rear cover is buckled and fixed with the shell; the static plate can also be directly used for replacing the rear cover.

The utility model has the beneficial effects that: when the valve rod rotates circumferentially, three positions are provided, namely a valve closing position, a water feeding position and a water mixing position, and when the valve rod is positioned at the valve closing position, the water mixing port, the cold water port and the hot water port are not communicated with each other; when bathing is needed, the valve rod is rotated to a water mixing position, and pure cold water flows to the water mixing port, or cold and hot water is mixed into warm water to the water mixing port, or pure hot water flows to the water mixing port according to the rotation amplitude of the valve rod at the water mixing position; when cold and hot water are mixed into warm water to flow to a mixing water port, or pure hot water flows to the mixing water port, the water level of the hot water in the solar water heater can be gradually reduced; when the bath is completed and water is required to be replenished into the solar water heater, the valve rod is rotated to a water supply position, at the moment, the cold water port is communicated with the hot water port, and cold water flows into the hot water port through the cold water port and then is led into the solar water heater for replenishing water; therefore, the valve body can switch the cold water and the hot water and supplement the water of the solar water heater at the same time, and hot water of the solar water heater is discharged outside when the valve body is used, so that the water temperature is prevented from being reduced due to the fact that cold water is mixed into the solar water heater.

Drawings

Fig. 1 is an overall perspective view of the present utility model.

Fig. 2 is a perspective view of the rear cover, the stationary plate and the housing of the present utility model in a first perspective view.

Fig. 3 is a perspective view of the rear cover, the stationary plate and the housing of the present utility model in a second perspective view.

Fig. 4 is a partially cut-away perspective view of the housing in a second view of the present utility model.

Fig. 5 is a perspective view of the first perspective view of the explosion of the present utility model.

Fig. 6 is a perspective view of the explosion second perspective view of the present utility model.

Fig. 7 is a schematic diagram of an exploded front projection structure of the second view angle stator, rotor and positioning plate of the present utility model in a partially cut-away state.

FIG. 8 is a schematic diagram of the second perspective housing and valve stem of the present utility model in an exploded condition with the stationary and moving plates in a closed position.

Fig. 9 is a schematic diagram of an explosion state orthographic projection structure when the static plate and the moving plate are overlapped when the second view angle shell and the valve rod are in a water feeding position.

Fig. 10 is a schematic diagram of an explosion state orthographic projection structure when the static plate and the moving plate are overlapped when pure cold water is output from the second view angle shell and the valve rod at the water mixing position.

Fig. 11 is a schematic diagram of an explosion state orthographic projection structure when the static plate and the moving plate are overlapped when the second view angle shell and the valve rod are used for outputting mixed water at a water mixing position.

Fig. 12 is a schematic diagram of an explosion state orthographic projection structure when the static plate and the moving plate are overlapped when pure hot water is output from the second view angle shell and the valve rod at the water mixing position.

The meaning of the reference numerals in the figures: 10-a housing; 101-a valve-closing positioning part; 1011—locating the depression; 102-a water supply positioning part; 103-a water mixing positioning part; 1031-positioning teeth; 11-static tablets; 111-mixing nozzle; 112-a cold water port; 113-hot water gap; 12-moving sheets; 121-a water feeding tank; 122-a water mixing tank; 13-valve stem; 131-positioning plate; 132-spring holes; 14-elastic positioning piece; 15-a rear cover; 151-a mixed water outlet; 152-a cold water inlet; 153-hot water inlet; 16-sealing rings; 17-mounting a sealing ring.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 12, a water supply type hot and cold water valve core as shown in fig. 1 to 12 comprises a casing 10, wherein a static plate 11, a moving plate 12 and a valve rod 13 penetrating out of the front end of the casing 10 are arranged in the casing 10, and the static plate 11 is provided with a mixing water port 111, a cold water port 112 and a hot water port 113; an upper water tank 121 and a water mixing tank 122 are arranged on one surface of the moving plate 12 facing the static plate 11, the water mixing tank 122 is arranged in the direction from the center of the moving plate 12 to the outer edge, and the upper water tank 121 is positioned at the opposite position of the extending direction of the water mixing tank 122; the rear end of the valve rod 13 is abutted with the movable plate 12 to drive the movable plate 12 to rotate, so that the movable plate 12 forms a valve closing position (figure 8), a water feeding position (figure 9) and a water mixing position (figures 10, 11 and 12) when rotating relative to the static plate 11; when the movable piece 12 is positioned at the valve closing position (fig. 8), the mixing water port 111, the cold water port 112 and the hot water port 113 are not communicated with each other; when the moving plate 12 is positioned at the water supply position (fig. 9), only the cold water port 112 and the hot water port 113 are communicated with each other through the water supply tank 121; when the moving plate 12 is positioned at the water mixing position (fig. 10, 11, 12), the water mixing port 111 is connected to the cold water port 112 via the water mixing tank 122, or the water mixing port 111 is connected to the cold water port 112 and the hot water port 113 via the water mixing tank 122, or the water mixing port 111 is connected to the hot water port 113 via the water mixing tank 122.

In the above-described structure, when the valve rod 13 is rotated in the circumferential direction, there are three positions, that is, a closed valve position (fig. 8), a water supply position (fig. 9), and a water mixing position (fig. 10, 11, 12), and when the valve rod 13 is positioned in the closed valve position (fig. 8), the mixing water port 111, the cold water port 112, and the hot water port 113 are not connected to each other; when bathing is needed, the valve rod 13 is rotated to a water mixing position (fig. 10, 11 and 12), and pure cold water can flow to the water mixing nozzle 111 (fig. 10), or cold and hot water can be mixed into warm water to the water mixing nozzle (fig. 11), or pure hot water can flow to the water mixing nozzle (fig. 12) according to the rotation amplitude of the valve rod 13 at the water mixing position (fig. 10, 11 and 12); when cold and hot water are mixed into warm water to flow to the mixing water port 111 or pure hot water flows to the mixing water port 111, the water level of the hot water in the solar water heater can be gradually reduced; when water is needed to be replenished into the solar water heater after bath is completed, the valve rod 13 is rotated to a water supply position (figure 9), at the moment, the cold water port 112 is communicated with the hot water port 113, and cold water is led into the solar water heater to be replenished after flowing into the hot water port 113 through the cold water port 112; therefore, the valve body can switch the cold water and the hot water and supplement the water of the solar water heater at the same time, and hot water of the solar water heater is discharged outside when the valve body is used, so that the water temperature is prevented from being reduced due to the fact that cold water is mixed into the solar water heater.

In this embodiment, when the moving plate 12 rotates from the closed valve position (fig. 8) toward the water mixing position (fig. 10, 11, 12), the water mixing port 111 is connected to the cold water port 112 through the water mixing tank 122, then connected to the cold water port 112 and the hot water port 113 through the water mixing tank 122 along with the water mixing port 111, and finally the water mixing port 111 is connected to the hot water port 113 through the water mixing tank 122.

In the structure, the cold water is ensured to be firstly discharged and then is transited to be mixed with cold water and hot water, and finally pure hot water is output, so that the water temperature output is from low to high, the use safety can be effectively ensured, and scalding is avoided.

In this embodiment, the rotation direction of the valve rod 13 driving the movable plate 12 to rotate from the closed position (fig. 8) to the water supply position (fig. 9) is opposite to the rotation direction of the valve rod 13 driving the movable plate 12 to rotate from the closed position (fig. 8) to the water mixing position (fig. 10, 11, 12).

In the above-described structure, the valve rod 13 is brought into the water mixing position (fig. 10, 11, 12) when the valve closing position (fig. 8) is rotated in one direction, and is changed from the pure cold water output to the warm water output and then to the pure hot water output in accordance with the rotation; when the valve rod 13 rotates in the opposite direction at the valve closing position (figure 8), the water feeding position (figure 9) is reached to supplement water for the solar water heater.

In this embodiment, the inner wall of the housing 10 is provided with a valve-closing positioning portion 101, a water-feeding positioning portion 102 and a water-mixing positioning portion 103, which are disposed along the circumferential direction of the housing 10; one end of the valve rod 13, which is positioned in the shell 10, is provided with a positioning disc 131, and the positioning disc 131 is provided with an elastic positioning piece 14 which is sequentially matched and positioned with the valve closing positioning part 101, the water feeding positioning part 102 and the water mixing positioning part 103 when the valve rod 13 rotates.

In the above structure, the elastic positioning member 14 is respectively fitted with the valve closing positioning portion 101, the water feeding positioning portion 102, and the water mixing positioning portion 103 when the valve rod 13 rotates, so as to generate a sense of a paragraph, and whether the gear is in place is sensed by the sense of a paragraph.

In this embodiment, the valve-closing positioning portion 101 is located between the water-feeding positioning portion 102 and the water-mixing positioning portion 103.

In the above structure, the valve rod 13 is ensured to be able to be used as a middle position when the valve closing positioning part 101 corresponds to the valve closing position (fig. 8), so that the water feeding position (fig. 9) and the water mixing position (fig. 10, 11 and 12) can be conveniently determined, and the occurrence of gear confusion is avoided.

In this embodiment, the valve-closing positioning portion 101, the water-feeding positioning portion 102 and the water-mixing positioning portion 103 are located on the inner cylindrical wall or the inner end surface of the inner wall of the housing 10.

In the above-described structure, the valve-closing positioning portion 101, the water-feeding positioning portion 102, and the water-mixing positioning portion 103 are preferably provided on an inner cylindrical wall of the inner wall of the housing 10.

In this embodiment, the water mixing positioning portion 103 is provided with a plurality of positioning teeth 1031 uniformly distributed along the circumferential direction of the housing 10, and the elastic positioning member 14 is adapted to the positioning teeth 1031.

In the above structure, the positioning teeth 1031 are used for thinning out small gears within the rotation range of the water mixing positioning parts 103, so as to facilitate water temperature adjustment.

In this embodiment, the positioning disc 131 is provided with a spring hole 132, an elastic member (not shown in the figure) is disposed in the spring hole 132, the elastic member is preferably a cylindrical spring or a conical spring, and the elastic positioning member 14 is supported by the elastic member and is adapted to the valve closing positioning portion 101 or the water feeding positioning portion 102 or the water mixing positioning portion 103.

In the above structure, the elastic positioning member 14 is a positioning column or a ball.

In this embodiment, the valve closing positioning portion 101 is provided with a positioning recess 1011 for fitting with the elastic positioning member 14.

In the above configuration, the convenience valve stem 13 creates a paragraph when it is rotated to the closed position (fig. 8).

In this embodiment, a rear cover 15 is provided at the rear end of the housing 10, and the rear cover 15 is provided with a mixed water outlet 151 corresponding to the mixed water port 111, a cold water inlet 152 corresponding to the cold water port 112, and a hot water inlet 153 corresponding to the hot water port 113.

In the structure, the rear cover 15 is abutted against the static piece 11, a sealing ring 16 is arranged between the rear cover 15 and the static piece, and the rear cover 15 is buckled and fixed with the shell 10; the static plate 11 can also be used directly instead of the rear cover 15.

In this embodiment, the side of the rear cover 15 facing away from the stationary plate is provided with a mounting seal 17 surrounding the mixed water outlet 151, the cold water inlet 152 and the hot water inlet 153.

The utility model has the beneficial effects that: when the valve rod 13 rotates circumferentially, three positions are present, namely a valve closing position (fig. 8), a water feeding position (fig. 9) and a water mixing position (fig. 10, 11 and 12), and when the valve rod 13 is positioned at the valve closing position (fig. 8), the water mixing port 111, the cold water port 112 and the hot water port 113 are not communicated with each other; when bathing is needed, the valve rod 13 is rotated to a water mixing position (fig. 10, 11 and 12), and pure cold water can flow to the water mixing nozzle 111 (fig. 10), or cold and hot water can be mixed into warm water to the water mixing nozzle (fig. 11), or pure hot water can flow to the water mixing nozzle (fig. 12) according to the rotation amplitude of the valve rod 13 at the water mixing position (fig. 10, 11 and 12); when cold and hot water are mixed into warm water to flow to the mixing water port 111 or pure hot water flows to the mixing water port 111, the water level of the hot water in the solar water heater can be gradually reduced; when water is needed to be replenished into the solar water heater after bath is completed, the valve rod 13 is rotated to a water supply position (figure 9), at the moment, the cold water port 112 is communicated with the hot water port 113, and cold water is led into the solar water heater to be replenished after flowing into the hot water port 113 through the cold water port 112; therefore, the valve body can switch the cold water and the hot water and supplement the water of the solar water heater at the same time, and hot water of the solar water heater is discharged outside when the valve body is used, so that the water temperature is prevented from being reduced due to the fact that cold water is mixed into the solar water heater.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (10)

1. The utility model provides a water feeding type hot and cold water case, includes the casing, be equipped with quiet piece, moving plate and wear out the valve rod that the casing front end set up in the casing, its characterized in that: the static piece is provided with a mixing water gap, a cold water gap and a hot water gap; an upper water tank and a water mixing tank are arranged on one surface of the movable plate, which faces the static plate, the water mixing tank is arranged from the center of the movable plate to the outer edge direction, and the upper water tank is positioned at the reverse position of the extending direction of the water mixing tank; the rear end of the valve rod is in butt joint with the movable plate to drive the movable plate to rotate, so that a valve closing position, a water feeding position and a water mixing position are formed when the movable plate rotates relative to the static plate; when the moving plate is positioned at the valve closing position, the mixing water port, the cold water port and the hot water port are not communicated with each other; when the moving plate is positioned at the water feeding position, only the cold water port and the hot water port are communicated with each other through the water feeding groove; when the moving plate is positioned at the water mixing position, the water mixing port is communicated with the cold water port through the water mixing tank or is communicated with the cold water port and the hot water port through the water mixing tank or is communicated with the hot water port through the water mixing tank.

2. The water supply type hot and cold water valve core according to claim 1, wherein: when the movable plate rotates from the valve closing position to the water mixing position, the water mixing port is communicated with the cold water port through the water mixing tank, then is communicated with the cold water port and the hot water port through the water mixing tank along with the water mixing port, and finally, the water mixing port is communicated with the hot water port through the water mixing tank.

3. The water supply type hot and cold water valve core according to claim 2, wherein: the rotating direction of the valve rod driving moving plate when the valve rod driving moving plate rotates from the valve closing position to the water feeding position is opposite to the rotating direction of the valve rod driving moving plate when the valve rod driving moving plate rotates from the valve closing position to the water mixing position.

4. A water supply type hot and cold water valve core according to claim 1, 2 or 3, characterized in that: the inner wall of the shell is provided with a valve closing positioning part, a water feeding positioning part and a water mixing positioning part which are arranged along the circumferential direction of the shell; one end of the valve rod, which is positioned in the shell, is provided with a positioning disc, and an elastic positioning piece which is sequentially positioned in an adaptation way with the valve closing positioning part, the water feeding positioning part and the water mixing positioning part when the valve rod rotates is arranged on the positioning disc.

5. The water supply type hot and cold water valve core according to claim 4, wherein: the valve closing positioning part is positioned between the water feeding positioning part and the water mixing positioning part.

6. The water supply type hot and cold water valve core according to claim 4, wherein: the valve closing positioning part, the water feeding positioning part and the water mixing positioning part are positioned on the inner cylindrical wall or the inner end surface of the inner wall of the shell.

7. The water supply type hot and cold water valve core according to claim 4, wherein: the water mixing positioning part is provided with a plurality of positioning teeth which are uniformly distributed along the circumferential direction of the shell, and the elastic positioning piece is matched with the positioning teeth.

8. The water supply type hot and cold water valve core according to claim 4, wherein: the positioning disc is provided with a spring hole, an elastic piece is arranged in the spring hole, and the elastic positioning piece is supported by the elastic piece to be matched with the valve closing positioning part, the water feeding positioning part or the water mixing positioning part.

9. The water supply type hot and cold water valve core according to claim 4, wherein: the valve closing positioning part is provided with a positioning recess which is used for being matched with the elastic positioning piece.

10. The water supply type hot and cold water valve core according to claim 1, wherein: the rear end of the shell is provided with a rear cover, and the rear cover is provided with a mixed water outlet corresponding to the mixed water port, a cold water inlet corresponding to the cold water port and a hot water inlet corresponding to the hot water port.

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