TWM571468U - Automatic residual temperature mixing throttle device - Google Patents

Abstract

An automatic residual temperature mixing throttle device comprises a valve body, a water quantity adjusting member and a motor. The valve body has a chamber, a cold water inlet, a cold water outlet and a bypass outlet. The chamber is located inside the valve body, and the cold water inlet, the cold water outlet and the bypass outlet communicate with the chamber. The water quantity adjusting member is movably disposed in the chamber of the valve body, the water quantity adjusting member is a hollow body, the water quantity adjusting member has a water inlet, a first water outlet and a second water outlet, and the water inlet is connected with the cold water inlet. The first water outlet is in communication with the cold water outlet, and the second water outlet is in communication with the bypass outlet. The motor is connected to the water quantity adjusting member, and can be driven by the motor to drive the water quantity adjusting member to control the opening of the cold water outlet and the bypass outlet of the valve body. Thus, it has the functions of a water inlet valve and a bypass valve.

Description

Automatic residual temperature mixing throttle device

The present invention relates to an automatic residual temperature mixing throttle device, and more particularly to an automatic residual temperature mixing throttle device which is applied to a water heater and has the functions of a water inlet valve and a bypass valve.

According to the water pipe, a water inlet valve is arranged on the cold water pipe to control the cold water to enter the water heater, so that the cold water can be sent to the heat exchanger for heat exchange, and then the hot water pipe outputs hot water for the user to use. In order to avoid the water temperature rise caused by the cold water volume becoming small, a bypass valve is usually arranged between the cold water pipe and the hot water pipe. When the cold water volume becomes small, part of the cold water in the cold water pipe can be directly sent to the heat through the bypass valve. The water pipeline mixes the cold water and the hot water to reduce the temperature of the hot water outputted by the hot water pipeline, so that the water outlet of the water heater can be kept at a constant temperature. However, the water inlet valve and the bypass valve of the existing water heater are two independent devices, which have high production cost and are troublesome when assembled in a water heater, and occupy a large space.

In summary, the creator feels that the above defects can be improved, and he has devoted himself to research and cooperates with the application of academics, and finally proposes a creation that is reasonable in design and effective in improving the above defects.

The technical problem to be solved by the present invention is to provide an automatic residual temperature mixing throttle device, which has the functions of an inlet valve and a bypass valve, which can reduce the production cost, and the operation of assembling the water heater is simple and easy, and can also Reduce the space occupied.

In order to solve the above technical problem, the present invention provides an automatic residual temperature mixing throttle device, comprising: a valve body having a chamber, a cold water inlet, a cold water outlet and a bypass outlet, the chamber is located The inside of the valve body, the cold water inlet, the cold water outlet and the bypass outlet are connected to the chamber; a water quantity adjusting member, the water quantity adjusting member is operatively disposed in the chamber of the valve body, and the water quantity adjusting member is a water body, the water quantity adjusting member has a water inlet, a first water outlet and a second water outlet, the water inlet, the first water outlet and the second water outlet are connected, and the water inlet and the cold water The first water outlet is in communication with the cold water outlet, the second water outlet is in communication with the bypass outlet; and a motor is disposed on the valve body, the motor is connected to the water quantity adjusting member The motor can be used to drive the water volume adjusting member to control the opening of the cold water outlet and the bypass outlet of the valve body.

In order to solve the above technical problem, the present invention also provides an automatic residual temperature mixing throttle device, comprising: a valve body having a chamber, a cold water inlet, a cold water outlet and a bypass outlet, the chamber Located in the interior of the valve body, the cold water inlet, the cold water outlet and the bypass outlet are connected to the chamber; a water amount adjusting member, the water amount adjusting member is movably disposed in the chamber of the valve body; and a motor, The motor is disposed on the valve body, and the motor is connected to the water quantity adjusting member, and the motor can be used to drive the water quantity adjusting member to control the opening of the cold water outlet and the bypass outlet of the valve body.

The beneficial effects of the creation: the automatic residual temperature mixing throttle device of the present invention integrates the inlet valve and the bypass valve into one body, can perform flow adjustment and residual temperature mixing, and has an inlet valve and a bypass valve. The function can reduce the production cost, and the operation of assembling the water heater is simple and easy, and the space occupied can also be reduced.

In order to further understand the techniques, methods and effects of this creation in order to achieve the intended purpose, please refer to the following detailed descriptions and diagrams of this creation. I believe that the purpose, characteristics and characteristics of this creation can be deepened and specific. Understanding, however, the drawings and attachments are for reference and explanation only and are not intended to be used in this creation. Limiter.

1‧‧‧ valve body

11‧‧‧ chamber

12‧‧‧ cold water imports

13‧‧‧ cold water outlet

14‧‧‧ bypass exit

141‧‧‧ inner end

2‧‧‧Water volume adjustment

21‧‧‧ water inlet

22‧‧‧First outlet

23‧‧‧Second outlet

24‧‧‧Sealing components

25‧‧‧ Gears

2’‧‧‧Water Regulating Parts

21’‧‧‧First thread

3‧‧‧Motor

31‧‧‧ screws

4‧‧‧ screw seat

41‧‧‧Second thread

5‧‧‧ burner

6‧‧‧ heat exchanger

7‧‧‧ cold water pipeline

8‧‧‧ hot water pipeline

9‧‧‧bypass

Fig. 1 is a perspective view of the automatic residual temperature mixing throttle device of the present invention.

2 is an exploded perspective view of the automatic residual temperature mixing throttle device of the present invention.

Fig. 3 is a sectional view taken along line III-III of Fig. 1;

Fig. 4 is a sectional view taken along line IV-IV of Fig. 1;

Fig. 5 is a schematic view showing the state of use of the water quantity adjusting member of the present invention.

Fig. 6 is a schematic view showing another use state of the water quantity adjusting member of the present invention.

Figure 7 is a schematic view of the water heater of the present invention.

FIG. 8 is an exploded perspective view of another embodiment of an automatic residual temperature mixing throttle device according to another embodiment of the present invention.

Figure 9 is a cross-sectional view showing another embodiment of the automatic residual temperature mixing throttle device of the present invention.

[First Embodiment]

Please refer to FIG. 1 to FIG. 4 , which is a first embodiment of the present invention. It should be noted that the related quantity and appearance mentioned in the embodiment are only used to specifically describe the implementation of the present creation. Ways to understand the content, not to limit the scope of this creation.

The embodiment is an automatic residual temperature mixing throttle device, comprising a valve body 1, a water amount adjusting member 2 and a motor 3.

The valve body 1 can be of a multi-piece construction, the valve body 1 having a chamber 11, a cold water inlet 12, a cold water outlet 13 and a bypass outlet 14. The chamber 11 is located inside the valve body 1, the cross section of the chamber 11 may be circular, the cold water inlet 12 and the cold water outlet 13 communicate with the chamber 11, and the cold water inlet 12 and the cold water outlet 13 communicate with the outside of the valve body 1. The cold water can be input through the cold water inlet 12, the cold water can be passed through the chamber 11, and the cold water outlet 13 can be supplied with cold water to transport the cold water to the heat exchanger for heat exchange. The cross section of the cold water inlet 12, the cold water outlet 13 and the bypass outlet 14 may be round, but not limit. The bypass outlet 14 is also connected to the chamber 11, and the bypass outlet 14 is also in communication with the outside of the valve body 1. The cold water input from the cold water inlet 12 can also pass through the chamber 11 and the cold water can be output from the bypass outlet 14. The cold water can be directly sent to the hot water pipeline to mix the cold water and the hot water to achieve the effect of mixing the residual temperature. In the present embodiment, the cold water inlet 12 is connected to one side of the chamber 11, the cold water outlet 13 is connected to the top of the chamber 11, and the bypass outlet 14 is connected to the other side of the chamber 11.

The water amount adjusting member 2 is operatively disposed in the chamber 11 of the valve body 1 so as to adjust the amount of water output from the cold water outlet 13 and the bypass outlet 14 to output cold water, and the water amount adjusting member 2 can be operated by rotation or back and forth movement. In the present embodiment, the water amount adjusting member 2 is operated by rotation, and the water amount adjusting member 2 is rotatable within the chamber 11 of the valve body 1 by a predetermined angle. The water amount adjusting member 2 can be formed in a hollow cylindrical shape corresponding to the chamber 11 so that the water amount adjusting member 2 can rotate in the chamber 11 of the valve body 1.

The water quantity adjusting member 2 is a hollow body, and the water quantity adjusting member 2 has a water inlet 21, a first water outlet 22 and a second water outlet 23, and the water inlet 21, the first water outlet 22 and the second water outlet 23 are compared. Preferably, the shape is a round hole, but the shape of the water inlet 21, the first water outlet 22, and the second water outlet 23 is not limited. The water inlet 21 can be disposed at one end of the water amount adjusting member 2 away from the motor 3. The first water outlet 22 and the second water outlet 23 can be disposed on the side wall of the water amount adjusting member 2, the water inlet 21, the first water outlet 22, and the second outlet. The nozzle 23 is communicated through the inside of the water amount adjusting member 2. Preferably, the aperture of the second water outlet 23 is smaller than the aperture of the first water outlet 22. The water inlet 21 communicates with the cold water inlet 12, the first water outlet 22 communicates with the cold water outlet 13, and the second water outlet 23 communicates with the bypass outlet 14. When cold water is input from the cold water inlet 12, cold water can be sent to the water amount adjusting member 2 through the water inlet 21, and the cold water can be output to the cold water outlet 13 and the bypass outlet 14 through the first water outlet 22 and the second water outlet 23, respectively, so that Cold water is output from the cold water outlet 13 and the bypass outlet 14. A sealing member 24 (such as an O-ring) may be further disposed between the outer wall of the water amount adjusting member 2 and the inner wall of the chamber 11 of the valve body 1. The sealing member 24 is preferably located at the first water outlet 22, Between the two water outlets 23 and the motor 3, it is used to increase the sealing property to prevent water from seeping out.

The type of the motor 3 is not limited, and may be a stepping motor, a servo motor or a DC motor. The motor 3 is provided on the valve body 1, that is, the motor 3 can be fixed to one end of the valve body 1 by means of a screw 31 or the like. . The motor 3 is connected to the water amount adjusting member 2, that is, the motor 3 is connectable to the other end of the water amount adjusting member 2 to drive the water amount adjusting member 2 by the motor 3. In the present embodiment, the motor 3 can drive the water amount adjusting member 2 Rotating (as shown in FIG. 5 and FIG. 6), the first water outlet 22 and the second water outlet 23 of the water amount adjusting member 2 are located at different positions (angles), thereby controlling the cold water outlet 13 and the bypass of the valve body 1. The opening of the outlet 14, that is, the bypass outlet 14 has an inner end 141 whose inner end 141 has an aperture equal to or substantially equal to the aperture of the second water outlet 23. When the second water outlet 23 of the water amount adjusting member 2 is opposed to the inner end 141 of the bypass outlet 14 (as shown in FIGS. 3 and 5), the opening degree of the bypass outlet 14 of the valve body 1 is the largest; when the water amount adjusting member 2 rotating, so that the second water outlet 23 is at a different position (angle) (as shown in FIG. 6), when the second water outlet 23 of the water amount adjusting member 2 and the inner end 141 of the bypass outlet 14 are gradually shifted, the valve body The opening degree of the bypass outlet 14 of 1 is gradually reduced. Similarly, the cold water outlet 13 of the valve body 1 can also adjust the opening degree in this manner.

Therefore, the motor 3 can be driven to operate the water amount adjusting member 2 for controlling the opening degree of the cold water outlet 13 and the bypass outlet 14 of the valve body 1. In another embodiment of the present invention, the motor 3 can also drive the water amount adjusting member 2 to move back and forth so that the water amount adjusting member 2 can move along the axial direction of the chamber 11 of the valve body 1, and the same controllable valve body 1 can be The opening degree of the cold water outlet 13 and the bypass outlet 14. The motor 3 can directly drive the water amount adjusting member 2 to operate, and the motor 3 can also drive the water amount adjusting member 2 to operate by a transmission mechanism such as the gear 25.

As shown in FIG. 7, it discloses a water heater. The water heater is a gas water heater (gas water heater), and the water heater is provided with a device such as a burner 5 and a heat exchanger 6 (not shown). The heat exchanger 6 is connected with a cold water pipe 7 and a hot water pipe 8, and the cold water to be heated can be input from the cold water pipe 7 to transfer the cold water to the heat exchanger 6, and the cold water enters the heat exchanger 6 for heat exchange, and then The hot water pipe 8 outputs hot water for the user to use.

The automatic residual temperature mixing throttle device of the present invention is installed on the cold water pipe 7, and the cold water inlet 12 and the cold water outlet 13 of the valve body 1 can be connected to the cold water pipe 7 so as to input cold water from the cold water inlet 12, and then The cold water outlet 13 outputs cold water so that the cold water can be sent to the heat exchanger 6 for heat exchange, and the motor 3 drives the water amount adjusting member 2 to adjust the opening degree of the cold water outlet 13 of the valve body 1 to achieve the effect of the flow rate adjustment. . Alternatively, the bypass outlet 14 of the valve body 1 can be connected to the hot water pipe 8 by a bypass pipe 9, so that when the amount of cold water in the cold water pipe 7 becomes small, the motor 3 can be used to drive the water amount adjusting member 2 to operate. The bypass outlet 14 for controlling the valve body 1 is opened, and the opening degree of the bypass outlet 14 of the valve body 1 can be adjusted, so that part of the cold water in the cold water pipe 7 can be directly conveyed through the bypass outlet 14 and the bypass pipe 9. To the hot water pipe 8, the cold water and the hot water are mixed to achieve the effect of mixing the residual temperature, so as to reduce the temperature of the hot water outputted by the hot water pipe 8, so that the water discharge of the water heater can be kept at a constant temperature.

[Second embodiment]

Referring to FIG. 8 and FIG. 9 , which is a second embodiment of the present invention, the difference between the embodiment and the first embodiment is mainly that the shape of the valve body 1 is changed, and the valve body 1 has a chamber 11 . A cold water inlet 12, a cold water outlet 13 and a bypass outlet 14, the chamber 11 is located inside the valve body 1, and the cold water inlet 12, the cold water outlet 13 and the bypass outlet 14 communicate with the chamber 11.

In the present embodiment, the structure of the water amount adjusting member 2' is changed. The water amount adjusting member 2' is an unequal diameter cylinder, and the water amount adjusting member 2' is movably disposed in the chamber 11 of the valve body 1. . The motor 3 is disposed on the valve body 1. The motor 3 is connected to the water amount adjusting member 2'. The motor 3 can be driven by the motor 3 to control the cold water outlet 13 and the bypass outlet 14 of the valve body 1. Opening degree.

In the present embodiment, the motor 3 can drive the water amount adjusting member 2 to move back and forth, so that the water amount adjusting member 2 can move along the axial direction of the chamber 11 of the valve body 1 for controlling the cold water outlet 13 of the valve body 1 and the bypass. The opening of the outlet 14. Specifically, the water amount adjusting member 2 may have a first threaded portion 21', and a screw seat 4 is disposed in the valve body 1, the screw seat 4 has a second threaded portion 41, and the water regulating member 2' a threaded portion 21' is screwed to the screw The second threaded portion 41 of the seat 4. The motor 3 is driven to rotate the water amount adjusting member 2', and the water amount adjusting member 2 is moved back and forth through the action of the first thread portion 21' and the second thread portion 41 for controlling the cold water outlet 13 of the valve body 1 and the bypass. The opening of the outlet 14.

The characteristics and functions of this creation are: the automatic residual temperature mixing throttle device of the creation integrates the inlet valve and the bypass valve into one, which can perform flow regulation and residual temperature mixing, and has an inlet valve and bypass. The function of the valve can reduce the production cost, and the operation of assembling the water heater is simple and easy, and the space occupied can also be reduced.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of patent protection of the present invention. Therefore, equivalent changes made by using the present specification and the contents of the drawings are all included in the scope of protection of the present invention. Inside.

Claims (10)

An automatic residual temperature mixing throttle device comprises: a valve body having a chamber, a cold water inlet, a cold water outlet and a bypass outlet, the chamber being located inside the valve body, the cold water inlet, The water-cooling outlet and the bypass outlet are connected to the chamber; a water quantity adjusting member is movably disposed in the chamber of the valve body, the water quantity adjusting member is a hollow body, and the water quantity adjusting member has a The water inlet, a first water outlet and a second water outlet, the water inlet, the first water outlet and the second water outlet are connected, the water inlet is connected with the cold water inlet, the first water outlet and the a cold water outlet is connected, the second water outlet is connected to the bypass outlet; and a motor is disposed on the valve body, the motor is connected to the water quantity adjusting member, and the motor can be used to drive the water quantity adjusting member For controlling the opening of the cold water outlet and the bypass outlet of the valve body. The automatic residual temperature mixing throttle device according to claim 1, wherein the chamber has a circular cross section, and the water amount adjusting member forms a hollow cylindrical shape corresponding to the chamber, and the water amount adjusting member can be The chamber of the valve body rotates, and the motor can drive the water amount adjusting member to rotate. The automatic residual temperature mixing throttle device of claim 1, wherein the water inlet is disposed at an end of the water regulating member away from the motor, and the first water outlet and the second water outlet are disposed on the water regulating member. Side wall. The automatic residual temperature mixing throttle device of claim 1, wherein the second water outlet has a smaller diameter than the first water outlet. The automatic residual temperature mixing throttle device of claim 1, wherein the bypass outlet has an inner end, and when the second water outlet of the water amount adjusting member is opposite to the inner end of the bypass outlet, the valve body The opening of the bypass outlet is the largest; when the second outlet of the water regulating member is gradually shifted from the inner end of the bypass outlet, the opening of the bypass outlet of the valve body is gradually reduced. The automatic residual temperature mixing throttle device of claim 1, wherein the cold water inlet and the cold water outlet of the valve body are connected to a cold water pipe, and the bypass outlet of the valve body is connected to a hot water pipe by a bypass pipe. When the motor drives the water amount adjusting member to operate, the bypass outlet of the valve body is opened, and part of the cold water in the cold water pipe can be sent to the hot water pipe through the bypass outlet and the bypass pipe. The automatic residual temperature mixing throttle device of claim 1, wherein the motor is a stepping motor, a servo motor or a direct current motor. The automatic residual temperature mixing throttle device of claim 1, wherein a sealing member is disposed between an outer wall of the water amount adjusting member and an inner wall of the chamber of the valve body. An automatic residual temperature mixing throttle device comprises: a valve body having a chamber, a cold water inlet, a cold water outlet and a bypass outlet, the chamber being located inside the valve body, the cold water inlet, The cold water outlet and the bypass outlet are connected to the chamber; a water quantity adjusting member movably disposed in the chamber of the valve body; and a motor disposed on the valve body, the motor The water quantity adjusting member is connected to the water quantity adjusting member, and the motor can drive the water amount adjusting member to control the opening of the cold water outlet and the bypass outlet of the valve body. The automatic residual temperature mixing throttle device of claim 9, wherein the water quantity adjusting member has a first threaded portion, the screw body is provided with a screw seat, the screw seat has a second thread portion, and the water quantity adjusting member The first threaded portion is screwed to the second threaded portion of the screw seat, the motor can drive the water amount adjusting member to rotate, and the water adjusting member moves back and forth through the action of the first thread portion and the second thread portion. For controlling the cold water outlet of the valve body and the opening of the bypass outlet.