JP2012001274A - Hot water cooling and mixing plug for water servers - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve such a problem that in a conventional system, warm water and cold water are extracted from separate independent extracting valves, therefore, it is the present state of things that to make lukewarm water to drink, for example, a medicine, a user pours cold water into a cup from one extracting valve and pours warm water into the cup from another extracting valve to make lukewarm water, so it is troublesome to be unable to make lukewarm water at desired temperature.SOLUTION: The bottom of the body of the mixing plug, which is attached between the hot-water plug and the cold-water plug of a water server, includes a water discharge cylinder, and it includes a hot-water plug coupling and a cold water coupling on both sides, and a central cylinder includes a switching valve which mixes hot water and cold water.

Description

  The present invention relates to a water server hot and cold water mixing tap for making warm water by connecting to a hot water tap and a cold water tap of a water server.

  As a conventional technique, a container placing part for placing a drinking water supply container containing a predetermined volume of drinking water in the upper part of the dispenser body, a cold water tank installing part for housing a cold water tank in the lower part, and a cold water tank installing part A drinking water dispenser provided with a cold water / hot water extraction part for extracting cold water or hot water from the cold water tank and the hot water tank on the side of the dispenser body, the cold water tank installation part In addition, a cooling mechanism for cooling the drinking water in the cold water tank is installed, a water supply pipe to the hot water tank is provided, the hot water tank is formed of a metal material corresponding to electromagnetic induction heating, and the hot water tank installation part There is a drinking water dispenser in which an electromagnetic induction heating device for induction heating the hot water tank is installed. (See Patent Document 1)

  Further, as another conventional technique, a dispenser for supplying drinking water by connecting a drinking water container to a piping system via connecting means, comprising a tank for storing drinking water in the piping system, the storage tank In a drinking water dispenser comprising a cold water tank having a cooling device and a hot water tank having a heating device, and having a device for cooling the drinking water container, the cold water tank is disposed below the drinking water container, Further, a hot water tank is disposed below the cold water tank, a hot water pump is disposed in the middle of the hot water tank and the connecting means of the first pipe communicating the hot water tank and the cold water tank with the connection means interposed therebetween, The cold water tank and the lower part of the hot water tank are connected by a second pipe with an on-off valve interposed therebetween, the on-off valve is closed, cold water is supplied from the cold water tank, and hot water is supplied from the hot water tank, By opening the on-off valve and driving the hot water pump to circulate the hot water in the hot water tank from the first pipe to the cold water tank, the second pipe, and the hot water tank, it is possible to sterilize the piping system. There is a drinking water dispenser characterized in that. (See Patent Document 2)

Japanese Unexamined Patent Publication No. 2009-249033 (see FIG. 1) JP 2006-199352 A (see FIG. 1)

In both the former and the latter, hot water and cold water are extracted by separate independent extraction valves.
So, for example, if you want to make the warm water needed to take medicine, cold water is put into the cup from one extraction valve, and warm water is made from the other extraction valve into the cup. It's cumbersome and can't make lukewarm water at the desired temperature.

The present invention is intended to solve the problems of such a conventional configuration, and is installed between a hot water tap and a cold water tap of a water server. Can do. In addition, the temperature of the lukewarm water can be adjusted to the user's preference by the angle of the switching valve.
Furthermore, it aims at the water-cooling mixing tap for water servers which a child does not stop and discharges hot water by providing a safety device in an operation lever.

  In order to achieve the above object, the present invention provides a water discharge pipe at the lower part of the mixing plug body attached between the water tap and the cold water tap of the water server, and provides a hot water tap connection portion and a cold water tap connection portion on both sides. A switching valve that mixes hot and cold water is provided in the center tube. A hot water inlet and a cold water inlet are provided on the side surface of the central cylinder, and a hot water inlet and a cold water inlet are provided in the switching valve so as to correspond to the hot water inlet and the cold water inlet. A hot water passage and a cold water passage are opened downward. A hot water passage comprising a hot water passage and a closed groove, a cold water passage comprising a cold water passage and a closure groove, and a communication hole are provided. The angle between the hot water outlet and the cold water inlet of the switching valve shall be 40 ° to 50 ° with respect to the horizontal axis. Provide an operating lever to move the switching valve up and down. Lowering the operating lever raises the switching valve and provides a safety device on the operating lever. The temperature of lukewarm water can be adjusted by the angle of the switching valve. Provide an eccentric connector for connecting the hot water tap and the hot water tap connecting portion, and connecting the cold water tap and the cold water tap connecting portion.

1) It can be installed between the water tap and cold water tap of the water server, and warm water can be easily made with the switching valve.
2) Warm water and cold water can be discharged (spouted) and warm water can be made by the hot water port and the cold water port of the switching valve.
3) The warm water (mixed) can be made more efficiently by the hot water passage, the cold water passage and the communication hole.
4) Depending on the angle of the switching valve, you can make lukewarm water at the desired temperature.
5) Water can be easily discharged and stopped by the operation lever.
6) The safety device prevents children from quitting and discharging hot water (hot water).
7) It can be attached according to the length of the pitch between the hot water tap mounting nipple and the cold water tap mounting nipple by the eccentric coupler. (Attached to various conventional dispensers)

  BRIEF DESCRIPTION OF THE DRAWINGS The whole block diagram of the hot-water mixing tap for water servers which shows 1st Example of this invention.   The principal part perspective view of the operation lever of the hot water mixing tap for water servers which shows 1st Example of this invention.   The top view of the slide plate of the safety device of the hot-water mixing tap for water servers which shows 1st Example of this invention.   BRIEF DESCRIPTION OF THE DRAWINGS The front view of the slide plate of the safety equipment of the hot water mixing tap for water servers which shows 1st Example of this invention.   The left view of the slide board of the safety device of the hot water mixing tap for water servers which shows 1st Example of this invention.   The left view of the operation lever of the hot water mixing tap for water servers which shows 1st Example of this invention.   The operation state figure of the operation lever of the hot-water-cooling mixer tap for water servers which shows 1st Example of this invention.   The block diagram of the water stop state of the switching valve and operation lever of the water-cooling mixing tap for water servers which shows 1st Example of this invention.   The front view of the water stop state of the switching valve of the hot-water mixing tap for water servers which shows 1st Example of this invention.   The front view of the water stop state of the operation lever of the hot / cold mixing tap for water servers which shows 1st Example of this invention.   The right view of the water stop state of the switching valve of the hot water mixing tap for water servers which shows 1st Example of this invention.   The left view of the water stop state of the switching valve of the water-cooling mixing tap for water servers which shows 1st Example of this invention.   The operation | movement figure of the water discharge state of the switching valve and operation lever of the water-cooling mixing tap for water servers which shows 1st Example of this invention.   The front view of the water discharge state of the angle 0 of the switching valve of the hot water mixing tap for water servers which shows 1st Example of this invention.   The right view in the cold water discharging state of the angle 0 of the switching valve of the hot water mixing tap for water servers which shows 1st Example of this invention.   The left view of the hot water discharge state of the angle 0 of the switching valve of the hot / cold mixing tap for water servers which shows 1st Example of this invention.   The operation | movement figure of the right angle of 45 degrees of the switching valve (operating lever) of the hot-water mixing tap for water servers which shows 1st Example of this invention.   The right view of the cold water discharge state of the right angle of 45 degrees of the switching valve (control lever) of the hot-water mixing tap for water servers which shows 1st Example of this invention.   The left view of the hot water stop state of 45 degree | times of the right angle of the switching valve (control lever) of the hot / cold mixing tap for water servers which shows 1st Example of this invention.   The operation | movement figure of 45 degree | times of the left angle of the switching valve (control lever) of the hot / cold mixing tap for water servers which shows 1st Example of this invention. The first left side view of the hot water spouting state of the left angle 45 ° of the switching valve of the water-cooling mixer tap for water server of an embodiment (operation lever) of the present invention. The first right side view of the cold water stop state of the left angle 45 ° of the switching valve of the water-cooling mixer tap for water server of an embodiment (operation lever) of the present invention.   BRIEF DESCRIPTION OF THE DRAWINGS The block diagram of the eccentric connector of the hot / cold mixing tap for water servers which shows 1st Example of this invention.   The attachment state figure of the eccentric connector of the hot-water cooling tap for water servers which shows 1st Example of this invention.   The perspective view of the switching valve of the water-cooling mixing tap for water servers which shows 2nd Example of this invention.   The front view of the water discharge state of the angle 0 of the switching valve of the hot / cold mixing tap for water servers which shows 2nd Example of this invention.   The block diagram of the conventional water server.

Reference numeral 1 denotes a water server hot / cold mixing plug attached between a hot water tap (mounting nipple) and a cold water tap (mounting nipple) of the water server.
2 is provided with a water discharge tube 2a provided with a female screw portion 2a1 at the lower end, and provided with a cold water faucet connecting portion 2c provided with a cold water inlet female screw portion 2c1 and a hot water inlet female screw portion 2b1 at the rear ends of both sides. The mixing tap main body is provided with a hot water tap connecting portion 2b and a hot water inlet 2d1 and a cold water inlet 2d2 on the side surface in the central cylinder 2d.
Reference numeral 3 denotes a switching valve comprising a support shaft 3a and a valve body 3b provided with a mounting groove 3a1 provided in the central cylinder 2d. The hot water inlet 2d1 and the cold water inlet 2d2 are provided on the front and right sides of the valve body 3b. A hot water passage 3b1 having a lower opening and a cold water passage 3b2 having a lower opening are provided. An O-ring 3c is provided.
The hot water inlet 3b1 and the cold water inlet 3b2 are located below the normal hot water inlet 2d1 and the cold water inlet 2d2.
The support shaft 3a is provided with a mounting groove 3a1 for mounting an operation lever described later.
Reference numeral 4 denotes a switching valve support comprising a washer 4b, a spring 4c, and a cap 4d.
Reference numeral 5 denotes an operating lever, which is provided with a locking projection 5a2 that locks in the mounting groove 3a1, and has two rows of grooves 5a1 formed by buttering with an operation lever rear portion 5b in which the grooves 5b1 are formed in two rows. The safety device 5d is composed of a slide plate 5c and a spring 5c2 provided with rails 5c1 and 5c1 which are inserted into the grooves 5a1 and 5b1 and slide back and forth, and are held by the safety device 5d. Do it. (FIGS. 2-7)

An example of use (operation example) of the water-cooled mixing tap 1 for the water server will be described.
Normally, the control lever 5 is in a state where it is winged at the control lever front part 5a and the control lever rear part 5b, and therefore the control lever rear part 5b is bent downward so that it cannot be operated (for safety). (When not in use)
Further, when the slide plate 5c is moved (horizontal) from the operation lever rear part 5b to the operation lever front part 5a (FIG. 7), the angle of the operation lever 5 is 0 ° and 40 ° right. The switching valve 3 is also located below at the positions of 50 ° to 50 ° and 40 ° to 50 ° to the left. The hot water inlet 2d1 and hot water inlet 3b1, and the cold water inlet 2d2 and cold water inlet 3b2 communicate with each other. There is no water. (FIGS. 8 to 12)

Next, the switching valve 3 (the support shaft 3a and the valve body 3b) is raised by moving the operation lever 5 downward in a state where the operation lever angle is 0 °.
At this time, the hot water inlet 2d1 and the hot water passage 3b1, and the cold water inlet 2d2 and the cold water passage 3b2 are for discharging warm water N in which about 50% of the hot water O and the cold water R are mixed. (FIGS. 13 to 16)

  As described above, the control lever 5 is moved downward and rotated 45 ° to the right so that the cold water inlet 2d2 and the cold water inlet 3b2 communicate with each other by about 80%, and the hot water inlet 2d1 and the hot water inlet 3b1 are closed. As a result, only the cold water R1 discharges water. (FIGS. 17 to 19)

  As described above, the operation lever 5 is moved downward and rotated 45 ° to the left so that the hot water inlet 2d1 and the hot water inlet 3b1 communicate with each other by about 80%, and the cold water inlet 2d2 and the cold water inlet 3b2 are closed. As a result, only the hot water O1 discharges water. (FIGS. 20 to 22)

The water server hot / cold mixer tap 1 for water server is attached between a hot water tap OS (mounting nipple) and a cold water tap RS (mounting nipple) of a water server WS that is generally commercially available, and is a substantially Z-shaped eccentric connector body 6a. A connection nut 6b for connecting to the female thread 2c1 (female thread 2b1) is provided at the upper end of the pipe, and a connection nut 6c for connecting to the cold water tap RS (mounting nipple TN) <hot water OS (mounting nipple TN)> is provided at the lower end. It attaches with the eccentric connector 6 which becomes.
In addition, it stops with packing OR as needed.

  In the above embodiment, the sizes of the hot water inlet and the cold water inlet and the sizes of the hot water inlet and the cold water inlet may be determined as necessary, and each water discharge amount (discharge amount) is not particularly limited. .

Next, the water-cooled mixing tap for the water server of the second embodiment will be described.
The water server hot / cold mixing tap for the water server is composed of a support shaft 23a and a valve main body 23b formed with a mounting groove 23a1 formed in the central cylinder 2d similar to the above in the switching valve 23. A hot water passage 23b1a corresponding to the hot water inlet 2d1 and the cold water inlet 2d2 similar to the above is provided on the left and right sides of the front surface, and a hot water passage 23b1 formed with a closed groove 23b1b around the hot water inlet 23b1a. A hole 23b2a is formed, a cold water passage 23b2 is formed with a closed groove 23b2b formed around it, and a communication hole 23b3 communicating with the inside of the valve body 23b is provided.
An O-ring 23c is provided.

An example of use (operation example) of the water-cooling mixer tap for the water server will be described.
In the same manner as described above, the switching valve 23 is raised by moving the operating lever 5 downward in a state where the operating lever angle is 0 °.
At this time, about 50% of the hot water 01 passes through the hot water passage hole 23b1a, and the cold water R1 passes through the cold water passage hole 23b2a into the communication hole 23b3 in the hot water inlet 2d1 and the closed groove 23b1, and the cold water inlet 2d2 and the closed groove 23b2. And warm water N1 is discharged (FIGS. 25 to 26).

In the embodiment described above, the operating state other than the above is the same as that of the water-cooled hot / cold mixing tap 1 for the water server of the first embodiment.
Further, the size of the closed groove, the hot water inlet / cold water inlet, the communication hole 23b3, and the like are not particularly limited.

1--Water-cooled mixer tap for water server 2 --- Mixed-plug body 3--Switching valve 4--Switching valve support 5--Operating lever 6--Eccentric connector WS --- Water Server OS --- Hot water tap RS --- Cold water tap TN --- Installation nipple (water server side)

Claims (9)

  A water discharge tube is provided at the bottom of the mixer tap body that is installed between the hot water tap and the cold water tap of the water server. A water-cooled mixing tap for water servers, characterized by being provided.   A hot water inlet and a cold water inlet are provided on the side surface of the central cylinder, and a hot water inlet and a cold water inlet are provided in the switching valve so as to correspond to the hot water inlet and the cold water inlet. Item 1. A water-cooled mixing tap for a water server according to item 1.   The hot and cold water mixing tap for a water server according to claim 1 or 2, wherein the hot water passage and the cold water passage are opened downward.   The hot water passage and the cold water passage are provided with a hot water passage hole and a cold water passage hole, and a closed groove for sealing the surroundings is provided, and a communication hole is provided in the valve body of the switching valve. The water-cooling mixer tap for water servers according to claim 1 or 2.   The hot / cold mixing tap for water servers according to claim 2, 3 or 4, wherein the angle of the hot water inlet and the cold water inlet of the switching valve is 40 ° to 50 ° with respect to the horizontal axis.   6. A water-cooled mixing tap for a water server according to claim 1, wherein an operation lever is provided to move the switching valve up and down.   The water-cooling mixing tap for a water server according to claim 6, wherein the switching valve is raised by lowering the operation lever, and a safety device is provided on the operation lever.   The hot and cold water mixing tap for a water server according to claim 1, wherein the temperature of the warm water can be adjusted by the angle of the switching valve.   9. The hot water faucet and the hot water faucet connection part are provided with an eccentric connector for connecting the cold water faucet and the cold water faucet connection part, according to claim 1, 2, 3, 4, 5, 6, 7 or 8. Water-cooled mixer tap for water server.

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