CN206299797U - Return type brass electric two-way valve - Google Patents
Return type brass electric two-way valve Download PDFInfo
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- CN206299797U CN206299797U CN201621354862.5U CN201621354862U CN206299797U CN 206299797 U CN206299797 U CN 206299797U CN 201621354862 U CN201621354862 U CN 201621354862U CN 206299797 U CN206299797 U CN 206299797U
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- bonnet
- valve element
- limbers
- spring
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Abstract
The utility model discloses a kind of return type brass electric two-way valve, it is mountable on the air-conditioning equipment of heating ventilation air-conditioning system end, its structure is including valve body, flap, valve rod, bonnet and YE etc., mainly valve element is molded from 40% glass fiber reinforcement PPS material injections, the weight of valve can effectively be reduced, enhancing use intensity, the usage amount and production cost that reduce copper product, and sealing property reliability, extend service life；In addition, valve element top has the boss for upwardly extending for the direct pushing installation of lower spring end, valve element bottom is provided with limbers, valve element sidepiece is provided with multiple inlet openings being connected with limbers, this improved structure eliminates excessively complicated bonnet design structure in traditional return type brass electric two-way valve, so as to reduce valve volume, the structure after improvement also has the advantages that the area of passage, lifting refrigeration or the heating effect that increase runner.
Description
Technical field
The utility model is related to a kind of HVAC valve type technical field, refers in particular to return type brass electric two-way valve.
Background technology
Return type brass electric two-way valve is the one kind in many pipeline valves, and heating ventilation air-conditioning system end is applied to mostly
Air-conditioning equipment, such as air-conditioning box, Fresh air handling units, the temperature control of air processing machine, its structure mainly include two parts, i.e., electronic
Actuator and two-port valve；Wherein, YE typically uses synchronous machine drives, possesses spring reset and manual valve opening lever
Operating function；Two-port valve is typically made up of valve body, bonnet, valve rod, spring and flap etc..In actually used, return type brass electricity
Dynamic two-port valve can match with temperature sensor, be worked by temperature sensor control YE, and combine the elasticity of spring
Pushing tow and drive the valve rod of two-port valve to lift, and then drive flap synchronization lifting and seal opening/shutting valve, that is, realize two-port valve
Switch, the break-make of pipeline inner cold water or hot water is also achieved, then blow by fan coil, to realize the automatic tune of temperature
Section, is mainly by YE and temperature sensor to control the medium of each loop due to return type brass electric two-way valve
Flow and temperature, therefore energy can be rationally utilized, reach energy-saving, the purpose of intelligent management.
However, the valve element of most return type brass electric two-way valve uses copper product at present, therefore exist and be produced into
This problem higher, this is because the weight of copper product is comprehensively determined with processing technology, if changed valve core material is single
For other materials replaces, the intensity and sealing property of valve can be reduced again, and then influence the service life of valve, it is easy to produce
, there is potential safety hazard in leakage.
In addition, in most electronic brass two-port valve, the spring for elastic top valve push rod is all mounted in by bonnet
In the independent spring cavity for constituting, then extra spring base need to be also designed in bonnet for the pushing installation of spring end, it is this
Design structure causes the increase of bonnet volume, along with bonnet lower section also needs headspace to be installed for valve element, allows for whole
The height of individual valve increases, bulky, have impact on installation of the valve in small space.
The content of the invention
Technical problem to be solved in the utility model is to overcome the defect of prior art and provide a kind of lightweight, strong
Degree height, compact, sealed reliable, low production cost, the return type brass electric two-way valve of long service life.
Technical problem of the present utility model is achieved through the following technical solutions：
A kind of return type brass electric two-way valve, including the valve element in valve body, valve body, the limbers on valve element, valve body top
Spring in the bonnet in portion, bonnet, the YE at the top of bonnet and the valve rod in bonnet and valve body, the valve rod upper end connect
YE is connect, lower end is provided with flap；Described valve rod is made lifting moving by the collective effect of YE and spring,
And driving the flap sealing to open and close limbers, described valve element is molded by 40% glass fiber reinforcement PPS material injections, should
Valve element top has the boss for upwardly extending and supplying the lower spring end pushing installation, and valve element bottom is provided with limbers, valve element side
Portion is provided with multiple inlet openings being connected with the limbers.
Described bonnet cross section is in " ∩ " type, is provided between " ∩ " the type upper end of the bonnet and YE and is mutually connected
The loose joint nut for connecing, is provided with pad between " ∩ " the type lower end of the bonnet and valve element, the lower spring end pushing tow in the bonnet exists
On the pad.
The spring base being fixedly mounted on valve rod is provided with described bonnet, described spring upper end pushing installation is in the bullet
On spring abutment, and valve rod is driven to move up.
Described valve rod upper end sequentially passes through the boss and bonnet of valve element and connects YE, and valve rod lower end passes through logical
Water hole is provided with flap, and the "O"-ring that dynamic sealing contacts the boss and bonnet is provided with valve rod.
Compared with prior art, the utility model is mainly the glass fiber reinforcement PPS materials of valve element material selection 40%,
It is a kind of novel high-performance thermoplastic resin, with high mechanical strength, high temperature resistant, chemical resistance, heat endurance be good, electrical property
Excellent the advantages of, and valve element passes through the material injection moulding, surface smoothness is good, and dimensionally stable, without secondary operation, improves
Production efficiency；Meanwhile, valve element also effectively reduces the weight of valve from the material, reduces usage amount and the production of copper product
Cost, and sealing property reliability, extend service life；In addition, valve element top has the boss for upwardly extending for spring
The direct pushing installation in lower end, valve element bottom is provided with limbers, and valve element sidepiece is provided with multiple inlet openings being connected with limbers, this
Kind of improved structure eliminates excessively complicated valve cover structure in traditional return type brass electric two-way valve, so as to reduce valve body
Product, the structure after improvement also has the advantages that the area of passage, lifting refrigeration or the heating effect that increase runner.
Brief description of the drawings
Fig. 1 is cross section structure diagram of the present utility model.
Fig. 2 is the cross section structure diagram of valve element.
Specific embodiment
The utility model embodiment will again be elaborated by above-mentioned accompanying drawing below.
As shown in Fig. 1 ~ Fig. 2,1. valve body, 2. flap, 3. valve rod, 4. "O"-ring, 5. pad, 6. valve element, 7. electronic execution
Device, 8. jump ring, 9. spring base, 10. bonnet, 11. springs, 12. limbers, 13. flap skeletons, 14. boss, 15. inlet openings.
Return type brass electric two-way valve, as shown in figure 1, it is one kind is installed on heating ventilation air-conditioning system tail end air conditioner equipment
On temperature control valve, be mainly made up of YE 7 and two-port valve this two big part, generally with temperature sensor phase
It is supporting, worked by temperature sensor control YE 7, in conjunction with the elastic pushing tow of spring, so as to realize opening for two-port valve
Close, be also achieved that the break-make of pipeline inner cold water or hot water, then blown by fan coil, to realize the mesh of temperature automatic adjustment
's.
Described two-way valve structure includes valve body 1, bonnet 10, valve element 6, flap 2 and valve rod 3 etc.；Wherein, valve body 1 is silk
Mouth attachment structure, the valve body left end shown in Fig. 1 is provided with water inlet, valve body right-hand member and is set to delivery port, and the middle part of valve body 1 is provided with step-like
Mounting hole, and epicoele and cavity of resorption will be separated into valve body by mounting hole, upper and lower chamber is connected with entery and delivery port respectively.
As shown in Figure 2 using the shaping of 40% glass fiber reinforcement PPS material injections, it is a kind of new height to described valve element 6
Performance thermoplastic resin, has the advantages that high mechanical strength, high temperature resistant, chemical resistance, heat endurance be good, excellent electrical properties, and
, by the material injection moulding, surface smoothness is good, and dimensionally stable, without secondary operation, improves production efficiency for valve element 6；Institute
The top of valve element 6 stated has the boss 14 for upwardly extending, the bottom location and installation of valve element 6 in stair-stepping mounting hole, in valve element 6
"O"-ring 4 is equipped between valve body 1, between valve element 6 and mounting hole to strengthen installation sealing property, and the bottom of valve element 6 also sets
There is limbers 12, the water channel connecting line between its axial line and entery and delivery port in vertical state, is provided with the sidepiece of valve element 6 in addition
The inlet opening 15 of multiple hollow outs is connected with limbers 12, then when limbers is to open, the medium in pipeline can successively through entering
The mouth of a river, multiple inlet openings 15, limbers 12 and delivery port outflow.The structure of this valve element 6 increases excessively stream of the medium in runner
Area so that refrigeration or heating effect are more preferably.
The described screw thread of bonnet 10 is screwed and is connected to the top of valve body 1, and both installation places are also provided with "O"-ring 4 to strengthen
Sealing property；The described cross section of bonnet 10 is in " ∩ " type and just tips upside down on the top of valve element 6, " ∩ " the type upper end of the bonnet 10
The loose joint nut of interconnection is provided between YE 7, pad is provided between " ∩ " the type lower end of the bonnet 10 and valve element 6
Piece 5, the boss 14 of valve element 6 is then extended into bonnet 10.
The effect of bonnet 10 is that valve element 6 and valve body 1 are attached into fixation, upper end loose joint electricity by lower end extruding pad 5
Dynamic actuator 7, installs very convenient with dismounting, without valve body 1 be unloaded from pipeline during replacing, greatly facilitates follow-up dimension
Repair maintenance work.
Valve rod 3 is provided with described valve body 1 and bonnet 10, the valve rod upper end sequentially passes through the boss 14 and bonnet of valve element 6
10 and connect YE 7, the lower end of valve rod 3 is provided with flap 2 through limbers 12, is additionally provided with valve rod 3 and the boss
14 and bonnet 10 constitute dynamic sealing contact "O"-ring 4, by YE 7 drive valve rod 3 move down and drive valve
Valve 2 opens limbers 12.
Mounting structure of the flap 2 in the lower end of valve rod 3 be：The lower end of valve rod 3 is through limbers 12 and is provided with fixed company
The flap skeleton 13 for connecing, is coated with the axle of flap 2, valve rod 3 and limbers 12 by rubber vulcanization process on the flap skeleton 13
Heart line overlap, flap 2 is made sealing and is coordinated with the limbers 12 of the bottom of valve element 6, and opens limbers when valve rod 3 is moved down
12, while being also provided with jump ring 8 below flap 2, the jump ring is also secured on valve rod 3, can be used to increase flap 2 in seal process
In rigidity, and ensure sealing reliability.
The spring 11 being sleeved on outside valve rod 3 is provided with described bonnet 10, the spring upper end pushing installation is in spring base 9
On, spring base top is provided with the jump ring 8 that fixation is inlaid on valve rod 3, and then it is upward to cause that spring base 9 cannot cross jump ring 8
Mobile, on boss 14, the specifically direct pushing tow of lower spring end is on pad 5, it is ensured that pad 5 for the lower end pushing installation of spring 11
Fixed reliability；In addition, " ∩ " the type lower end of bonnet 10 is provided with shoulder in delineation position, shoulder is available for the lower end of spring 11 in the positioning
Make positioning during pushing installation, then caused that valve rod 3 possesses the trend for moving up all the time by the elastic pushing tow of spring 11 under normality,
And then drive flap 2 to seal closing limbers 12 all the time.
Operation principle of the present utility model is：The control voltage of YE 7 be 220V, the energization of the YE or
By control panel control, the original state of valve is to drive valve rod 3 to move up by the elastic pushing tow of spring 11, then is driven for power-off
The sealing closing of flap 2 limbers 12, so that valve is closed；Once under "on" position, the YE 7 is just
The thrust acted on valve rod 3 can be produced and moved down with ovable valve stem 3, then drive flap 2 to open limbers 12, you can
Realize the breakdown action of valve；After a loss of power, the thrust of YE 7 is disappeared, and valve rod 3 is acted in the restoring force of spring 11 again
Under move up so that driving electric actuator 7 resets, that is, realize the closing motion of valve.
Claims (4)
1. a kind of return type brass electric two-way valve, including valve body（1）, valve element in valve body（6）, limbers on valve element
（12）, body top bonnet（10）, spring in bonnet（11）, YE at the top of bonnet（7）And bonnet（10）With
Valve rod in valve body（3）, valve rod upper end connection YE（7）, lower end is provided with flap（2）；Described valve rod（3）By electricity
Dynamic actuator（7）And spring（11）Collective effect and make lifting moving, and drive the flap（2）Sealing opens and closes limbers
（12）, it is characterised in that described valve element（6）It is to be molded by 40% glass fiber reinforcement PPS material injections, the valve element（6）Top
With upwardly extend and supply the spring（11）The boss of lower end pushing installation（14）, valve element（6）Bottom is provided with limbers（12）,
Valve element（6）Sidepiece is provided with multiple with the limbers（12）The inlet opening being connected（15）.
2. return type brass electric two-way valve according to claim 1, it is characterised in that described bonnet（10）Cross section
In " ∩ " type, the bonnet（10）" ∩ " type upper end and YE（7）Between be provided with the loose joint nut of interconnection, the valve
Lid（10）" ∩ " type lower end and valve element（6）Between be provided with pad（5）, the bonnet（10）Interior spring（11）Lower end pushing tow exists
The pad（5）On.
3. return type brass electric two-way valve according to claim 1, it is characterised in that described bonnet（10）Inside it is provided with
It is fixedly mounted on the spring base on valve rod（9）, described spring（11）Upper end pushing installation is in the spring base（9）On, and drive
Valve rod（3）Move up.
4. return type brass electric two-way valve according to claim 1, it is characterised in that described valve rod（3）Upper end is successively
Through valve element（6）Boss（14）And bonnet（10）And connect YE（7）, valve rod（3）Lower end passes through limbers（12）
Flap is installed（2）, in valve rod（3）It is provided with dynamic sealing and contacts the boss（14）And bonnet（10）"O"-ring（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621354862.5U CN206299797U (en) | 2016-12-12 | 2016-12-12 | Return type brass electric two-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621354862.5U CN206299797U (en) | 2016-12-12 | 2016-12-12 | Return type brass electric two-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206299797U true CN206299797U (en) | 2017-07-04 |
Family
ID=59214230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621354862.5U Active CN206299797U (en) | 2016-12-12 | 2016-12-12 | Return type brass electric two-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206299797U (en) |
-
2016
- 2016-12-12 CN CN201621354862.5U patent/CN206299797U/en active Active
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