CN209370499U - A kind of dual-valve cover electricity controlled fluid valve - Google Patents
A kind of dual-valve cover electricity controlled fluid valve Download PDFInfo
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- CN209370499U CN209370499U CN201920082268.2U CN201920082268U CN209370499U CN 209370499 U CN209370499 U CN 209370499U CN 201920082268 U CN201920082268 U CN 201920082268U CN 209370499 U CN209370499 U CN 209370499U
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Abstract
The utility model relates to built-in valve technology fields, more particularly to a kind of dual-valve cover electricity controlled fluid valve, including valve shell, first valve deck, second valve deck, valve deck shell and valve rod, the valve shell includes first through hole, second through-hole, first valve deck is fixedly connected with the valve deck shell, first valve deck is axially provided with third through-hole, fourth hole is provided on the valve deck shell, the third through-hole and the fourth hole constitute second channel, second valve deck is arranged in the second channel between first valve deck and the valve deck shell by the valve rod, the valve rod drives second valve deck and first valve deck always to move back along the stem shaft and employs in opening or closing the first passage or the second channel, the size of second valve deck is much smaller than valve port size, the pressure of receiving Also just small, valve can be opened quickly.
Description
Technical field
The utility model relates to built-in valve technology field, especially a kind of dual-valve cover electricity controlled fluid valve.
Background technique
With the improvement of living standards with the reinforcement of environmental consciousness, the daily fuel cooked of people is from firewood, coal
Etc. serious waste of resources, seriously polluted conventional energy resource be changed into using natural gas and coal gas, the even clean energy resourcies such as electricity,
During using natural gas, every household is assembled with gas meter, flow meter, built-in valve is equipped in gas meter, flow meter, for controlling natural gas
The flowing of gas, in existing built-in valve, single valve deck is bigger than the port size of gas meter, flow meter, during valve opening door,
Due to overstocking for long-time gas, causes the pressure in gas meter, flow meter larger, cause the required dynamics of valve opening door larger, Open valve
Difficulty increase with it, be unfavorable for the normal use of gas meter, flow meter.
Utility model content
The goal of the invention of the utility model is: for the prior art, there are the discrepancy of valve deck valve single in built-in valve
Mouth size causes greatly the problem of valve opening difficulty, provides a kind of dual-valve cover electricity controlled fluid valve.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of dual-valve cover electricity controlled fluid valve, including valve shell, the first valve deck, the second valve deck, valve deck shell and valve rod, institute
Stating valve shell includes first through hole, the second through-hole, and the first through hole and second through-hole are interior with the valve shell
Chamber constitutes first passage, and first valve deck is fixedly connected with the valve deck shell, first valve deck and the valve deck shell
It is formed with cavity in the valve deck interior of shell, first valve deck is axially provided with third through-hole, sets on the valve deck shell
It is equipped with fourth hole, the third through-hole, the fourth hole and the cavity constitute second channel, and second valve deck passes through
The valve rod is arranged in the cavity, and the area of second valve deck is greater than the cross-sectional area of the third through-hole, the valve
Cover housing covers the first through hole, and the valve rod runs through the valve deck shell, and the area of second valve deck is passed through greater than valve rod
The cross-sectional area of the through hole of the valve deck shell is worn, the valve rod is slided along the through hole to be arranged.
As a preferred embodiment of the present invention, the valve rod by motor along the stem shaft to moving back and forth, institute
It states motor and is internally provided with gear set, described valve rod one end is provided with external thread structure, the external screw thread of the valve rod and the tooth
Gear in wheel group is meshed, and is transported the straight line that the rotary motion of gear set has switched to valve rod by the external thread structure of valve rod
It is dynamic, realize the opening and closing to valve.
As a preferred embodiment of the present invention, the valve rod is provided with one end of external thread structure and the motor connects
It connects, the other end of the valve rod is fixedly connected with second valve deck, and second valve deck is internal layer sealing-plug, valve rod and second
Valve deck is fixed for that the second valve deck is driven to move back and forth, and sealing ring increases the sealing performance of the second valve deck.
As a preferred embodiment of the present invention, it is provided with sealing ring between first valve deck and the valve deck shell,
The sealing ring is gripped by first valve deck and the valve deck shell, and the outer diameter of the sealing ring is greater than described first
The diameter of through-hole, when the first passage is closed, the sealing ring is contacted with the valve shell at the first through hole to seal
The first passage, when valve is closed, the sealing ring is connect with the first through hole, and sealing ring is for increasing the close of valve
Sealing property, sealing ring can be good at sealing the first through hole.
As a preferred embodiment of the present invention, fluted, setting use on the valve deck shell is set on the sealing ring
In the protrusion for cooperating the groove, the protrusion facilitates sealing ring for cooperating the groove to carry out the limit of the sealing ring
Installation.
As a preferred embodiment of the present invention, the valve rod setting second valve deck one end is additionally provided with bulge loop, institute
The outer diameter for stating bulge loop is greater than the diameter that the valve deck shell is used to cooperate the through-hole of the valve rod, moves a certain distance in valve rod
Afterwards, bulge loop connects with valve deck shell, and valve rod drives valve deck shell and the first valve deck mobile, realizes the unlatching of first passage.
As a preferred embodiment of the present invention, it is provided with external screw thread on first valve deck, is set in the valve deck shell
It is equipped with the cooperation externally threaded internal thread structure of the first valve deck, the first valve deck and valve deck shell are connected through a screw thread, conveniently tear open
It unloads and repairs.
As a preferred embodiment of the present invention, the side of helicitic texture is arranged in for sealing described the in the sealing ring
One through-hole, is additionally provided with O-ring seal between first valve deck and the valve deck shell, the O-ring seal is arranged in spiral shell
The other side of line structure increases the sealing performance between the first valve deck and valve deck shell.
As a preferred embodiment of the present invention, the end of second valve deck and the valve rod, which is risen, connects, and facilitates the second valve
The installation of lid.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, since the area ratio valve discrepancy open area of single valve deck is big, during opening valve, when long in valve
Between fluid overstock, cause stress excessive, it is difficult to open valve, by the design of the dual-valve cover in the application, the second valve deck
Area enters and leaves open area much smaller than valve, and when opening the second valve deck, since area is small, the pressure of receiving is also just small, convenient for beating
Open, play the role of the pressure release of fluid by second channel, when the second valve deck is moved to and connects with valve deck shell, the second valve deck after
When continuous mobile valve deck shell and the first valve deck will move integrally to open first passage, in this way, valve rod can be quick and easy
It is convenient to open whole valving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model valve closed state；
Fig. 2 is the structural schematic diagram of the utility model valve opening state；
Fig. 3 is the enlarged drawing in Fig. 1 at A；
Fig. 4 is the enlarged drawing in Fig. 1 at B；
Marked in the figure: 1- valve shell, the first valve deck of 2-, the second valve deck of 3-, 4- valve deck shell, 5- valve rod, 6- first are logical
Road, 7- second channel, 8- motor, 9- sealing ring, 10-O type sealing ring, 11- first through hole, the second through-hole of 12-, 21- third are logical
Hole, 41- fourth hole, 42- cavity, the protrusion 43-, 44- through hole, 51- bulge loop.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1
As depicted in figs. 1 and 2, a kind of gas meter, flow meter dual-valve cover electricity controlled fluid valve, including valve shell 1, the first valve deck 2,
Two valve decks 3, valve deck shell 4 and valve rod 5, the valve shell 1 include first through hole 11, the second through-hole 12, the first through hole
11 and the inner cavity of second through-hole 12 and the valve shell 1 constitute first passage, first valve deck 2 with outside the valve deck
Shell 4 is fixedly connected, and first valve deck 2 and the valve deck shell 4 are formed with cavity 42 inside the valve deck shell 4, described
First valve deck 2 is axial to be provided with third through-hole 21, is provided with fourth hole 41 on the valve deck shell 4, the third through-hole 21,
The fourth hole 41 and the inner cavity 42 constitute second channel 7, and second valve deck 3 is arranged by the valve rod 5 described
In cavity 42, the area of second valve deck 3 is less than the cross-sectional area of the first through hole 11, and second valve deck 3 covers institute
Third through-hole 21 is stated, the valve deck shell 4 covers the first through hole 11, and the valve rod 5 runs through the valve deck shell 4, described
The area of second valve deck 2 is greater than valve rod 5 through the cross-sectional area of the through hole 44 of the valve deck shell 4, and the valve rod 5 is along institute
State the sliding setting of through hole 44.
As depicted in figs. 1 and 2, in the present embodiment, the valve rod 5 is moved back by motor 8 along 5 axial direction of valve rod
Dynamic, the motor 8 is internally provided with gear set, and described 5 one end of valve rod is provided with external thread structure, the external screw thread of the valve rod 5
It is meshed with the gear on the gear set, the rotary motion of gear set has been switched to by valve rod 5 by the external thread structure of valve rod 5
Linear motion, realize opening and closing to valve.
In the present embodiment, one end that the valve rod 5 is provided with external thread structure is connect with the motor 8, the valve rod 5
The other end is fixedly connected with second valve deck 3, and second valve deck 3 is internal layer sealing-plug 9, and valve rod 5 and the second valve deck 3 are fixed
For driving the second valve deck 3 to move back and forth, sealing ring 9 increases the sealing performance of the second valve deck 3.
As depicted in figs. 1 and 2, sealing ring 9, the sealing are provided between first valve deck 2 and the valve deck shell 4
Circle 9 is gripped by first valve deck 2 and the valve deck shell 4, and the outer diameter of the sealing ring 9 is greater than the first through hole
11 diameter, when the first passage is closed, the sealing ring 9 is contacted with the valve shell 1 at the first through hole 11 with close
The first passage 6 is sealed, when valve is closed, the sealing ring 9 is connect with the first through hole 11, and sealing ring 9 is for increasing
The sealing performance of valve.
As shown in figure 3, be arranged on the sealing ring 9 it is fluted, on the valve deck shell 4 be arranged for cooperating the groove
Protrusion 43, the protrusion 43 facilitates the installation of sealing ring 9 for cooperating the groove to carry out the limit of the sealing ring 9.
As shown in figure 4, described second valve deck, 3 one end, which is arranged, in the valve rod 5 is additionally provided with bulge loop 51, the bulge loop 51 it is outer
Diameter is greater than the diameter that the valve deck shell 4 is used to cooperate the through-hole of the valve rod 5, after valve rod 5 moves a certain distance, bulge loop 51
Connect with valve deck shell 4, valve rod 5 drives valve deck shell 4 and the first valve deck 2 mobile, realizes the unlatching of first passage.
In the present embodiment, it is provided with external screw thread on first valve deck 2, is provided with described in cooperation in the valve deck shell 4
The externally threaded internal thread structure of first valve deck 2, the first valve deck 2 and valve deck shell 4 are connected through a screw thread, easy to disassemble and maintenance.
As depicted in figs. 1 and 2, the side that helicitic texture is arranged in the sealing ring 9 is used to seal the first through hole 11,
O-ring seal 10 is additionally provided between first valve deck 2 and the valve deck shell 4, the O-ring seal 10 is arranged in screw thread
The other side of structure increases the sealing performance between the first valve deck 2 and valve deck shell 4.
In the present embodiment, the end of second valve deck 3 and the valve rod 5, which is risen, to be connect, and facilitates the installation of the second valve deck 3.
The specific workflow of the application: when valve is closed, 8 driving stem 5 of motor is axial back and forth along valve rod 5
It is mobile, separate the second valve deck 3 with third through-hole 21, since the area of the second valve deck 3 is smaller, the pressure that valve deck is born is lower,
Enable motor 8 smoothly driving stem 5 drive the second valve deck 3 move back and forth, open second channel 7, realize valve in
Fluid pressure release, the bulge loop 51 on valve rod 5 connects with valve deck shell 4 drives valve deck shell 4 and the first valve deck 2 mobile, so that first
Channel is opened, and realizes the unlatching of valve entirety.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
1. a kind of dual-valve cover electricity controlled fluid valve, which is characterized in that including valve shell (1), the first valve deck (2), the second valve deck
(3), valve deck shell (4) and valve rod (5), the valve shell (1) include first through hole (11) and the second through-hole (12), and described
One valve deck (2) is fixedly connected with the valve deck shell (4), and first valve deck (2) and the valve deck shell (4) are in the valve deck
It is formed with cavity (42), is provided with third through-hole (21) on first valve deck (2), the valve deck shell (4) inside shell (4)
On be provided with fourth hole (41), second valve deck (3) is arranged in the cavity (42) by the valve rod (5), described
The area of second valve deck (3) is less than the cross-sectional area of the first through hole (11), and it is logical that second valve deck (3) covers the third
Hole (21), the valve deck shell (4) cover the first through hole (11), and the valve rod (5) runs through the valve deck shell (4), institute
The area for stating the second valve deck (3) is greater than the cross-sectional area that valve rod (5) run through the through hole (44) of the valve deck shell (4), described
Valve rod (5) is slided along the through hole (44) to be arranged.
2. dual-valve cover electricity controlled fluid valve according to claim 1, which is characterized in that the valve rod (5) passes through motor (8) edge
The valve rod (5) axially move back and forth, the motor (8) is internally provided with gear set, and described valve rod (5) one end is provided with outer
The external screw thread of helicitic texture, the valve rod (5) is meshed with the gear on the gear set.
3. dual-valve cover electricity controlled fluid valve according to claim 2, which is characterized in that the valve rod (5) is provided with external screw thread
One end of structure is connect with the motor (8), and the other end of the valve rod (5) is fixedly connected with second valve deck (3), described
Second valve deck (3) is internal layer sealing-plug.
4. dual-valve cover electricity controlled fluid valve according to claim 1, which is characterized in that first valve deck (2) and the valve
It is provided between cover housing (4) sealing ring (9), the sealing ring (9) passes through first valve deck (2) and the valve deck shell
(4) it grips, the outer diameter of the sealing ring (9) is greater than the diameter of the first through hole (11), and the sealing ring (9) covers institute
State first through hole (11).
5. dual-valve cover electricity controlled fluid valve according to claim 4, which is characterized in that be provided on the sealing ring (9) recessed
The protrusion (43) for cooperating the groove is arranged on the valve deck shell (4) for slot.
6. dual-valve cover electricity controlled fluid valve according to claim 1, which is characterized in that valve rod (5) setting described second
Valve deck (3) one end is additionally provided with bulge loop (51), and it is described for cooperating that the outer diameter of the bulge loop (51) is greater than the valve deck shell (4)
The diameter of the through-hole of valve rod (5).
7. dual-valve cover electricity controlled fluid valve according to claim 4, which is characterized in that be provided on first valve deck (2)
External screw thread, the valve deck shell (4) is interior to be provided with the cooperation externally threaded internal thread structure of first valve deck (2).
8. dual-valve cover electricity controlled fluid valve according to claim 7, which is characterized in that the sealing ring (9) is arranged in screw thread
The side of structure is also set up between first valve deck (2) and the valve deck shell (4) for sealing the first through hole (11)
Have O-ring seal (10), the other side of helicitic texture is arranged in the O-ring seal (10).
9. dual-valve cover electricity controlled fluid valve according to claim 1, which is characterized in that second valve deck (3) and the valve
The end of bar (5), which is risen, to be connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920082268.2U CN209370499U (en) | 2019-01-17 | 2019-01-17 | A kind of dual-valve cover electricity controlled fluid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920082268.2U CN209370499U (en) | 2019-01-17 | 2019-01-17 | A kind of dual-valve cover electricity controlled fluid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209370499U true CN209370499U (en) | 2019-09-10 |
Family
ID=67825775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920082268.2U Active CN209370499U (en) | 2019-01-17 | 2019-01-17 | A kind of dual-valve cover electricity controlled fluid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209370499U (en) |
-
2019
- 2019-01-17 CN CN201920082268.2U patent/CN209370499U/en active Active
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