CN207728957U - A kind of improved thermostatic valve of structure - Google Patents

Abstract

The utility model provides a kind of improved thermostatic valve of structure, belongs to plumbing technical field.Including the connecting tube in central tube and centrally disposed pipe, upper and lower two water outlets communicated with mixing water exhalant canal, respectively upper water-out mouth and lower outlet are wherein equipped in the middle part of central tube, upper water-out mouth or lower outlet are equipped with plug when in use.The utility model is compared with prior art, center tube structure, the integral installation structure of thermostatic valve are improved and optimizated, without redesigning central tube, central tube can realize upper water-out or lower water outlet, when in use, it when needing to be discharged from upper water-out mouth, is blocked and is exported with plug at the lower outlet of central tube, so that mixing water is only discharged from upper water-out mouth in mixing water exhalant canal, vice versa.Thermostatic valve use scope in the utility model is wider.

Description

A kind of improved thermostatic valve of structure

Technical field

The utility model belongs to plumbing technical field more particularly to a kind of improved thermostatic valve of structure.

Background technology

Constant-temperature water faucet is liked since lower water temperature is more convenient by people, in order to avoid tap outer surface temperature Degree increases, and so as to scald accident occur, therefore occurs the constant-temperature water faucet with the anti-scald function in outer surface in the market.Such as Application No. is the Chinese utility model patents of CN201420200927.5 to disclose a kind of anti-scald constant-temperature tap in surface, including：Valve Body, is provided with that hot water water inlet is taken over, water outlet pipe is taken over and mix in cold water water inlet on the valve body, distinguishes in the valve body both ends Setting flow spool and thermostatic valve core, the flow spool are connect with flow handwheel, and the thermostatic valve core connects with temperature control handwheel It connects；It is provided with central tube in the valve body, connecting tube is provided in the central tube.Valve body, central tube, connecting tube constitute the fire hose The main part of head forms cold water channel and mixing aquaporin by assembled casing, cancels the curtain wall structure in existing valve body, Be conducive to simplify valve body structure, improve qualification rate and increase flow；Meanwhile cold water ring flows outside the central tube, hot water directly into Entering in central tube, mixing water flows out from inside to outside from central tube, and hot water, mixing water do not come into contact in a large area with valve body, and by cold water Valve inner is come into contact in a large area, realizes the anti-scald function in surface.

However, the central tube of the anti-scald constant-temperature tap and its inside in this kind of surface, there are one water outlets, and limiting makes With range, practical application is limited.Meanwhile flow spool and central tube tube wall interval are closer, will influence the reality of flow spool Border outlet effect causes the practical water flow of constant-temperature tap smaller.

Utility model content

For the deficiencies in the prior art, the utility model is provided a kind of structure and improves, relaxed using more flexible Suitable thermostatic valve.

To achieve the above object, the utility model provides the following technical solutions.

A kind of improved thermostatic valve of structure, including the connecting tube in central tube and centrally disposed pipe, central tube both ends point Thermostatic valve core and flow spool are not installed, central tube leads to structure in being, both ends are respectively equipped with thermostatic valve core cavity and flow valve Core cavity, thermostatic valve core cavity surface are equipped with cold water inlet hole and water inlet of hot water, and connecting tube one end is connect with thermostatic valve core bottom of chamber portion And be connected to, the other end passes to flow spool chamber and offsets with flow spool bottom and is connected to, and the cavity in the middle part of connecting tube forms mixing Water water passage；It is logical that the mixing water water outlet being connected to flow spool chamber is formed between connection tube outer surface and center pipe internal surface Road, which is characterized in that upper and lower two water outlets communicated with mixing water exhalant canal are equipped in the middle part of central tube, respectively on go out The mouth of a river and lower outlet, upper water-out mouth or lower outlet are equipped with plug when in use.

Further, the internal diameter of flow spool chamber is more than the outer diameter of flow spool mounting portion, and flow spool passes through clamping ring It is fixed on the end of central tube.

Further, structure is led to during clamping ring is, intracavity section is in convex, has outer portion of company and interior portion of company, wherein Outer portion of company is towards connecting tube direction；The outer inner wall for connecting portion and flow spool chamber end of clamping ring is spirally connected fixation, outer portion of company it is interior Diameter is more than the outer diameter in the water flowing portion of flow spool；The mounting portion of interior portion of company and flow spool is spirally connected fixation.

Further, flow spool is for quick-opened valve core.

Further, connecting tube is equipped with sealing ring with flow spool bottom surface.

Further, reinforcing rib, reinforcing rib outer rim and center inside pipe wall clearance fit are equipped at intervals on the tube wall of connecting tube. So facilitate the installation that picks and places of connecting tube, while reinforcing rib can also play the role of supporting connecting tube main body, increase connecting tube and Contact area between the inside pipe wall of center improves the mounting stability of connecting tube.Reinforcing rib spaced design nor affects on flow mixed Circulation in Heshui exhalant canal.

The utility model compared with prior art, improves center tube structure, the integral installation structure of thermostatic valve Optimization, without redesigning central tube, central tube can realize upper water-out or lower water outlet, when in use, when needing from upper water-out mouth When water outlet, at the lower outlet of central tube with plug block export so that mixing water in mixing water exhalant canal only from upper Water outlet is discharged, and vice versa.Thermostatic valve use scope in the utility model is wider.In addition the internal diameter of flow spool chamber is more than The outer diameter of flow spool mounting portion, flow spool are fixed on the end of central tube by clamping ring, so by flow spool in The cavity wall of heart pipe separates, and the space of bigger is provided for the side water outlet of flow spool, and outlet effect is more preferable.

Description of the drawings

Fig. 1 is the exploded view of the thermostatic valve provided in the utility model embodiment.

Fig. 2 is the sectional view of the thermostatic valve provided in the utility model embodiment.

In figure, 1, central tube；11, thermostatic valve core cavity；12, flow spool chamber；13, cold water inlet hole；14, hot water is intake Mouthful；15, mixing water exhalant canal；16, upper water-out mouth；17, lower outlet；2, connecting tube；21, mixing water water passage；22, join Take over left end interconnecting piece；23, connecting tube right end abutting part；3, thermostatic valve core；4, flow spool；41, water flowing portion；42, mounting portion； 5, clamping ring；6, sealing ring；7, reinforcing rib.

Specific implementation mode

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

A kind of improved thermostatic valve of structure, including the connecting tube 2 in central tube 1 and centrally disposed pipe 1,1 liang of central tube End is separately installed with thermostatic valve core 3 and flow spool 4, and central tube 1 leads to structure in being, left and right both ends are respectively equipped with thermostatic valve Core cavity 11 and flow spool chamber 12,11 surface of thermostatic valve core cavity are equipped with cold water inlet hole 13 and water inlet of hot water 14, cold water water inlet Hole 13 is arranged in the left side of water inlet of hot water 14.

2 both ends of connecting tube are respectively connecting tube left end interconnecting piece 22 and connecting tube right end abutting part 23, and wherein connecting tube is left The central tube cavity wall of 22 thermostatic valve core cavity of interconnecting piece, 11 bottom is held to be tightly connected, connecting tube right end abutting part 23 passes to flow spool Chamber 12 and offseting with 4 bottom of flow spool is connected to, and the cavity at 2 middle part of connecting tube forms mixing water water passage 21；Outside connecting tube 2 The mixing water exhalant canal 15 being connected to flow spool chamber 12 is formed between surface and 1 inner surface of central tube, wherein in central tube 1 Portion is equipped with upper and lower two water outlets communicated with mixing water exhalant canal 15, respectively upper water-out mouth 16 and lower outlet 17, Upper water-out mouth 16 or lower outlet 17 are equipped with plug when use.When in use, when needing to be discharged from upper water-out mouth 16, in At the lower outlet 17 of heart pipe with plug block export so that mixing water in mixing water exhalant canal 15 only from upper water-out mouth 16 Water outlet, vice versa.

The internal diameter of flow spool chamber 12 is more than the outer diameter of 4 mounting portion 42 of flow spool, and flow spool 4 is solid by clamping ring 5 It is scheduled on the end of central tube 1.

Clamping ring 5 leads to structure in being, intracavity section is in convex, has outer portion of company 51 and the portions Nei Lian 52, China and foreign countries connect Portion 51 is towards 2 direction of connecting tube；The outer inner wall for connecting portion 51 and 12 end of flow spool chamber of clamping ring 5 is spirally connected fixation, outer portion of company 51 internal diameter is more than the outer diameter in the water flowing portion 41 of flow spool 4；The mounting portion 42 of interior portion of company 52 and flow spool 4 is spirally connected fixation.

Flow spool 4 is for quick-opened valve core.Quick-opened valve core is the universal accessories of leading sanitary ware industry, is not necessarily to extra design Flow spool can intake from bottom, be discharged from side, and quick-opened valve core controls the disengaging switch of water.

Connecting tube 2 is equipped with sealing ring 6 with 4 bottom surface of flow spool.So avoid the mixing water to circulate out of connecting tube 2 leakage Go out, and is just flowed out from the water outlet of thermostatic valve without switch-mode regulation.

Reinforcing rib 7,7 outer rim of reinforcing rib and 1 inner wall clearance fit of central tube are equipped at intervals on the tube wall at 2 both ends of connecting tube. So facilitate the installation that picks and places of connecting tube 2, while reinforcing rib 7 can also play the role of supporting 2 main body of connecting tube, increase connecting tube Contact area between 2 and 1 inner wall of central tube improves the mounting stability of connecting tube 2.

The utility model compared with prior art, improves 1 structure of central tube, the integral installation structure of thermostatic valve Optimization is managed without redesigning center 1, and central tube 1 can realize upper water-out or lower water outlet, when in use, when needing from upper water-out When mouth 16 is discharged, is blocked and exported with plug at the lower outlet 17 of central tube 1, so that mixing water is in mixing water exhalant canal 15 It is inside only discharged from upper water-out mouth 16, vice versa.Thermostatic valve use scope in the utility model is wider.In addition flow spool chamber Internal diameter be more than the outer diameter of flow spool mounting portion, flow spool is fixed on the end of central tube by clamping ring, so will stream The cavity wall of amount spool and central tube separates, and the space of bigger is provided for the side water outlet of flow spool, and outlet effect is more preferable.

In the present embodiment, central tube 1 is expanding in both ends, the structure of intermediate undergauge, upper water-out mouth 16 and lower outlet 17 Spacing away from 1 central axes of central tube is no more than spacing of 1 both ends of central tube away from 1 central axes of central tube, that is to say, that central tube Entire outer diameter is consistent, but has enough depth that the leading pipe connecting piece of upper water-out mouth 16 or lower outlet 17 is supplied to be inserted into sealing Connection.1 optimized integral structure of central tube, while providing facility for the assembly subsequently with swivel body.

When thermostatic valve in the present embodiment is applied to tap, and application No. is the surfaces of CN201420200927.5 The patent of anti-scald constant-temperature tap is similar.Swivel body is sleeved on outside thermostatic valve, and setting shell cold water is intake on swivel body Mouth and shell water inlet of hot water, wherein shell water inlet of hot water are directly communicated with the water inlet of hot water of thermostatic valve 14, and hot water is direct Into in the thermostatic valve core 3 of thermostatic valve, cold water then enters from shell cold water inlet, along central tube between swivel body Gap enters cold water inlet hole 13, and cold water circulates between swivel body and central tube, moreover it is possible to play the anti-scald effect that cools down. And then mixed in thermostatic valve core 3 with hot water, mixing water enters flow valve along the mixing water water passage 21 of connecting tube 2 from bottom Core 4, the water outlet of the switch control mixing water of flow spool 4, when flow spool 4 is opened mixing water along mixing water exhalant canal 15 from upper Water outlet 16 or lower outlet 17 flow out, and upper water-out hole or lower apopore are correspondingly arranged on swivel body.When needs go out from above The mouth of a river 16 be discharged when, lower outlet 17 is blocked with plug, swivel body select the hole containing upper water-out structure, upper water-out mouth 16 with Installation pipeline connector between upper water-out hole.It of courses, upper water-out hole and lower water outlet can also be set simultaneously on swivel body Hole, the mode that plug equally can be used block upper water-out hole or lower apopore, in this case, thermostatic valve and the equal nothing of swivel body It needs to change and can be achieved with upper water-out or lower water outlet, to facilitate the multipurpose of the fire hose to use.

Thermostatic valve in the utility model, have both it is anti-scald, can support upper water-out or lower effluent functions, overall performance is good, It is highly practical.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (6)

1. a kind of improved thermostatic valve of structure, including central tube（1）With centrally disposed pipe（1）Interior connecting tube（2）, central tube （1）Both ends are separately installed with thermostatic valve core（3）With flow spool（4）, central tube（1）Lead to structure in, both ends are respectively equipped with Thermostatic valve core cavity（11）With flow spool chamber（12）, thermostatic valve core cavity（11）Surface is equipped with cold water inlet hole（13）It intakes with hot water Mouthful（14）, connecting tube（2）One end and thermostatic valve core cavity（11）Bottom is connected to and in communication with, and the other end passes to flow spool chamber（12）And With flow spool（4）Bottom offsets connection, connecting tube（2）The cavity at middle part forms mixing water water passage（21）；Connecting tube（2） Outer surface and central tube（1）It is formed and flow spool chamber between inner surface（12）The mixing water exhalant canal of connection（15）, special Sign is, central tube（1）Middle part is equipped with upper and lower two and mixing water exhalant canal（15）The water outlet communicated, respectively on go out The mouth of a river（16）And lower outlet（17）, upper water-out mouth when in use（16）Or lower outlet（17）Plug is installed.

2. the improved thermostatic valve of structure as described in claim 1, which is characterized in that flow spool chamber（12）There is internal diameter to be more than stream Measure spool（4）Mounting portion（42）Outer diameter, flow spool（4）Pass through clamping ring（5）It is fixed on central tube（1）End.

3. the improved thermostatic valve of structure as claimed in claim 2, which is characterized in that clamping ring（5）Lead to structure, inner cavity in Section is in convex, has outer portion of company（51）With interior portion of company（52）, China and foreign countries connect portion（51）Towards connecting tube（2）Direction；Connection Circle（5）Outer connect portion（51）With flow spool chamber（12）The inner wall of end is spirally connected fixation, outer portion of company（51）Internal diameter be more than flow Spool（4）Water flowing portion（41）Outer diameter；Interior portion of company（52）With flow spool（4）Mounting portion（42）Be spirally connected fixation.

4. the improved thermostatic valve of structure as described in any one of claims 1-3, which is characterized in that flow spool（4）It is to open soon Spool.

5. the improved thermostatic valve of structure as claimed in claim 4, which is characterized in that connecting tube（2）With flow spool（4）Bottom surface Sealing ring is installed（6）.

6. the improved thermostatic valve of structure as claimed in claim 4, which is characterized in that connecting tube（2）Tube wall on be equipped at intervals with Reinforcing rib（7）, reinforcing rib（7）Outer rim and central tube（1）Inner wall clearance fit.