CN2202833Y - Safety water controller for hot and cold water tap - Google Patents

Abstract

The utility model relates to a safety water controller for a water tap with hot water and cold water, belonging to the water tap. The utility model comprises a water tap valve body, a valve core, a water separator and a water inlet, wherein, a water sealing seat is installed in the valve body, and a rubber diaphragm is matched. Thus, a partition for separating the cold water and the hot water is formed. Two water sealing pieces are plugged in a perforation in the center of the water sealing seat; each of the two water sealing pieces is respectively sheathed with a spring. Two water sealing pieces and the water sealing seat can keep a balance under the action of the spring; thus, the water sealing end of the two water sealing pieces can disengage from the water inlet and can be conducted. The utility model can provide the water form for normal use. When one end of the cold water or the hot water is broken, the water sealing pieces can be pushed against the other end depending on the water pressure of the end whose water does not break. The water sealing end is contacted with the water inlet and in a watertight state, and thus, the purpose of complete water sealing is reached.

Description

Safety water controller for hot and cold water tap

The utility model is a kind of hot and cold water tap safety water controller, and it belongs to leading class.

The hybrid hot and cold water tap structural design of now knowing, generally only take care of in cold, the design of hot water mixing arrangement, for the unusual situation of cutting off the water safe emergency measure is not arranged, especially adopt the solar energy water storage tower in general advanced country, or it is cold, hot-water line is adopted the separately self-contained water use model of water tower, run into foeign element easily and produce the phenomenon of cutting off the water supply, phenomenon is only for cold if it is cut off the water supply, heat water inlet either party, then do not have the protection design because of structure for water tap, it goes out water state and does not stop, neglect cold or hot suddenly situation and easily produce, when water temperature reduces suddenly (especially in winter), promptly easily cause catching a cold, flu, and if water temperature raises suddenly, the danger that easy generation is scalded, be and how cold, under the situation that the heat water inlet is interrupted suddenly, making water tap stop water outlet automatically, form suitable safety protection, is to become problem to be solved.

In order to solve the problem of above-mentioned existence, the purpose of this utility model is to design a kind of under the situation that hot and cold water inlet either party is interrupted suddenly, makes water tap stop the hot and cold water tap safety water controller of water outlet automatically.

In order to realize the purpose of this utility model, will take following scheme: the utility model is a kind of hot and cold water tap safety water controller, and it is made up of tap valve body, spool, water knockout drum and intake-outlet.Be equipped with in tap valve body: sealing cover for seat plug is in the elastomer diaphragm center, and makes in the annular groove of elastomer diaphragm periphery caulked in valve body, makes its separating as hot and cold water route; Two sealing parts cover is inserted and is attached in the perforation at sealing seat center, and form one with the perforation of sealing seat, on two sealing parts, respectively be with spring and water stop ring, and both ends of the spring is butted on respectively on sealing seat and the groove chamber interior walls, makes two sealing parts and sealing seat keep state of equilibrium by means of spring action; One sealing part inserts among another sealing part, makes both connect to one, makes the water-stopping end of two sealing parts break away from water intake and be on state, and normal water kenel is provided.It mainly utilizes elastomer diaphragm to realize the effect of valve inner hydraulic balance, make two sealing parts that place valve inner keep normal water-in and water-out state, when either party cuts off the water supply when hot and cold water inlet, because of the hydraulic pressure balance, the side that hydraulic pressure is high promptly pushes, its sealing part contacts with water intake and is the watertight state, and then reaches comprehensive sealing, to keep water safety.The spring that sealing part is sheathed when hot and cold water inlet balance, can keep that two sealing parts break away from water intake and can smooth and easy water inlet, or in cut off the water supply resume water supply the time, borrow spring action to reply two-way water inlet.

The utility model compared with prior art, its advantage: under the situation that the utility model interrupts suddenly supplying water at either party, can make water tap stop water outlet automatically, reach the effect of safety protection.

The utility model can also obtain further instruction from the following drawings and embodiment:

Fig. 1, sectional structure schematic representation when being the utility model normal state.

Fig. 2 is the utility model sectional structure schematic representation when the sealing state.

The drawing explanation:

The 10-valve body, 11-groove chamber, 12-annular groove, 13, the hot and cold water intake of 14-, 15-water knockout drum, 20-sealing seat, the 21-elastomer diaphragm, 22-perforation, 23-scrobicular ring edge, 30,40-sealing part, 31, the 41-water stop ring, the 32-through hole, the 33-tilted prick hole, 34,43-embedding edge, 35,45-encircles edge, 36,46-spring, 42-taper intercalation body.

Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail:

The utility model is a kind of cold, hot water tap's safety water controller, at first, as shown in Figure 1, the utility model is on structural design, mainly lie in tap valve body 10 internal preset one groove chamber 11,11 inwall central authorities are provided with suitable annular groove 12 in the groove chamber, use control to adorn a sealing seat 20 and elastomer diaphragm 21 and to cold, the hot water road forms separating of state of equilibrium, this sealing seat 20 is to be sheathed on elastomer diaphragm 21 centers, the periphery of elastomer diaphragm 21 then caulked in the default annular groove 12 in groove chamber 11, use suitably and located, and be to be provided with a perforation 22 and to form scrobicular ring edge 23 in perforation 22 two ends peripheries in the center of this sealing seat 20, the perforation 22 of mat sealing seat 20 supplies respectively by cold, hot water intake 13,14 two sealing parts 30 of inserting, 40 design for corresponding matching, its sealing end respectively is with water stop ring 31,41 and fit into the mouth of a river 13,14 are the gradient design, in order to do reaching the watertight state when the sealing, wherein a sealing part 30 is to be through with through hole 32 and to form a tilted prick hole 33 and suitable embedding edge 34 in the end, the end of another sealing part 40 then forms a taper intercalation body 42 and forms drop embedding edge 43 with neck, utilize tilted prick hole 33 and both embedding edge 34 of mat of taper intercalation body 42 another sealing parts 30 of insertion of sealing part 40,43 mutual embedding systems and make two sealing parts 30,40 connect to one, and two sealing parts 30, the external diameter of 40 ends is to cooperate the central perforation 22 of sealing seat 20 and design and form ring edge 35 in the appropriate location, 45, make two sealing parts 30,40 covers must form the close positioning combination when inserting in the perforation 22 of sealing seat 20, in addition in two sealing parts 30, be respectively to be with spring 36 on 40,46, make spring 36,46 1 ends are butted on sealing seat 20, and end is butted on groove chamber 11 inwalls in addition, mat spring 36,46 effect and make sealing seat 20 keep state of equilibrium, make two sealing parts 30,40 water-stopping end breaks away from water intake 13,14 and be conducting, normal water kenel is provided, make cold, hot water is respectively through cold, the hot water road is directed at the water knockout drum 15 that is positioned at valve body 10 tops and mixes the adjustment water temperature, and the demand of use is provided.

The sealing action of the utility model when cutting off the water supply, see also shown in Figure 2, its structural design is mainly utilized spring 36,46 and hydraulic action keep the state of equilibrium of sealing seat 20 and elastomer diaphragm 21, normal water is provided, but when cold, when heat water inlet either party cuts off the water supply suddenly, because of the balance of hydraulic pressure is destroyed, the high hydraulic pressure of an end of not cutting off the water supply is that sealing part 30 that it is corresponding is toward the other ends pushing, this moment limited sealing part 30,40 with the integral type connection relationship of sealing seat 20, be to make sealing seat 20 toward cutting off the water supply end displacement and compress the sheathed spring 46 of another sealing part 40, and mat elastomer diaphragm 21 is given suitable active compression nargin, this water-stopping end that is subjected to the sealing part 30 of high hydraulic pressure pushing is to contact with its water intake 13 and be the watertight state, block its water inlet, though and break away from its water intake 14 with respect to the water-stopping end of another sealing part 40, so because of the unlikely generation water inlet of itself having cut off the water supply, can reach comprehensive sealing according to this, avoid in cold, when interrupting suddenly, hot water produces sometimes hot and sometimes cold situation, in case catch a cold, flu or scald etc. are uncomfortable and dangerous, form splendid safety protection; Wait to supply water when recovering, then the mat hydraulic action pushes back sealing part 40, and is sheathed on the also gradually answer then of spring 46 of sealing part 40, makes sealing seat 20 reply equilibrium positions, and mat hydraulic pressure and spring 36,46 are kept the normal water supply state once again.

The utility model in sum, mat structure composition designs and takes place under either party the unexpected interrupt situation of hot water or cold water when water, promptly utilize the water pressure pushing sealing part of the end of not cutting off the water supply and reach the sealing purpose automatically, and when recovering, water can automatically reply normal water supply, safety for water forms splendid protection, significantly promote its practicability and Security, the structure and the function that had not had for general hot and cold water tap.

Claims (1)

1, a kind of hot and cold water tap safety water controller is made up of tap valve body, spool, water knockout drum and water intake, it is characterized in that:

A. establish a groove chamber (11) in the valve body (10), inwall central authorities are provided with annular groove (12) in groove chamber (11);

B. sealing seat (20) cover is filled in elastomer diaphragm (21) center, and make elastomer diaphragm (21) periphery caulked in the annular groove (12) of groove chamber (11), be provided with perforation (22) at this sealing seat (20) center, supply respectively by cold, hot water intake (13), two sealing parts (30) of the corresponding matching of (14) inserting, (40) cover is inserted and is linked, and form combining closely of integral type with the perforation (22) of sealing seat (20), and in two sealing parts (30), (40) respectively be with spring (36) on, (46), make spring (36), (46) one ends are butted on sealing seat (20), and end then is butted on groove chamber (11) inwall in addition;

C. two sealing parts (30), (40) water-stopping end respectively is with water stop ring (31), (41), wherein a sealing part (30) is through with through hole (32) and forms a tilted prick hole (33) and suitable embedding edge (34) in the end, the end of another sealing part (40) then forms a taper intercalation body (42) and forms drop embedding edge (43) with neck, utilize the taper intercalation body (42) of sealing part (40) to insert another sealing part (30) tilted prick hole (33), and by means of both embedding edge (34), (43) mutual embedding system, make two sealing parts (30), (40) must connect to one, and two sealing parts (34), (43) outer end diameter is to cooperate sealing seat (20) central perforation (22), and in appropriate location formation ring edge (35), (45), make two sealing parts (34), when (43) cover inserts in the perforation (22) of sealing seat (20), then form the close positioning combination of integral type.

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