CN209245364U - A kind of valve of antitheft anti-backflow - Google Patents
A kind of valve of antitheft anti-backflow Download PDFInfo
- Publication number
- CN209245364U CN209245364U CN201821698454.0U CN201821698454U CN209245364U CN 209245364 U CN209245364 U CN 209245364U CN 201821698454 U CN201821698454 U CN 201821698454U CN 209245364 U CN209245364 U CN 209245364U
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- valve
- block
- valve body
- backflow
- fixed
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Abstract
The utility model provides a kind of valve of antitheft anti-backflow, including valve body, burglar-proof mechanism, anti-backflow mechanism and throttle mechanism, burglar-proof mechanism is fixed at valve body side, anti-backflow mechanism is fixed in the middle part of valve body, valve body side offers water inlet, side corresponding with water inlet offers water outlet on valve body, is equipped with throttle mechanism close to water outlet in valve body；Burglar-proof mechanism includes flange, bolt, adjustable spring, convex block and limited block, multiple through-holes are offered on flange, bolt is provided with multiple, multiple bolts are respectively corresponded to be fixed on valve body through multiple through-holes, recess is offered on bolt, counterbore is offered on through-hole wall and is correspondingly arranged with recess, and convex block is fixed in counterbore by adjustable spring.The utility model has the beneficial effects that burglar-proof mechanism can be increased, prevent valve from being stolen when in use by people, increases safety, while increasing the device and simple diversion mechanism of anti-backflow, improve the applicability of device.
Description
Technical field
The utility model relates to a kind of valves, more particularly, to a kind of valve of antitheft anti-backflow.
Background technique
Valve be in the fluid system, for control the direction of fluid, pressure, flow device.Valve be make piping and
Medium (liquid, gas, powder) in equipment flows or stops and can control the device of its flow.Valve can be used for controlling sky
The flowing of the various types fluids such as gas and water, steam, various corrosive medias, mud, oil product, liquid metal and radiating medium,
Valve is control unit in pipeline fluid conveying system, it be for changing access section and flow direction of medium, have water conservancy diversion,
The functions such as cut-off, throttling, non-return, shunting or overflow release.
But in the prior art, valve is easily stolen in use, and when scarce capacity of anti-backflow and shunting is not easy
It realizes, big inconvenience often is brought to the use of people.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts provides a kind of valve of antitheft anti-backflow, increases
Antitheft mechanism, prevents valve from being stolen when in use by people, increases safety, while increasing the device of anti-backflow and simple
Diversion mechanism, improve the applicability of device.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of valve of antitheft anti-backflow, packet
Valve body, burglar-proof mechanism, anti-backflow mechanism and throttle mechanism are included, the burglar-proof mechanism is fixed at the valve body side, described
Anti-backflow mechanism is fixed in the middle part of the valve body, and the valve body side offers water inlet, on the valve body with it is described
The corresponding side of water inlet offers water outlet, is equipped with the throttle mechanism close to the water outlet in the valve body；Institute
Stating burglar-proof mechanism includes flange, bolt, adjustable spring, convex block and limited block, and multiple through-holes, the spiral shell are offered on the flange
Bolt is provided with multiple, and multiple bolts are respectively corresponded to be fixed on the valve body through multiple through-holes, the spiral shell
Recess is offered on bolt, counterbore is offered on the through-hole wall and is correspondingly arranged with the recess, and the convex block passes through described
Adjustable spring is fixed in the counterbore, and the convex block is arc body close to the bolt side, and the convex block is far from institute
Stating bolt side is to face body directly, offers limiting slot close to the body side of facing directly in the counterbore, fixation is set on the convex block
It is equipped with the limited block matched with the limiting slot；The anti-backflow mechanism includes two position-limit mechanisms, rotating disk and gear
Plate, two position-limit mechanisms are symmetricly set on the valve inner, and the rotating disk is arranged in the valve body by shaft
And be located between two position-limit mechanisms, the baffle is fixed on one of them described position-limit mechanism and is located at described
Rotating disk back side；The throttle mechanism includes that primary filter, secondary filter, aperture valve block, macropore valve block, valve are opened
It closes and briquetting, the valve switch is arranged outside the valve body, sets gradually in the valve body along the water outlet direction
There are the macropore valve block, the secondary filter and the primary filter, the briquetting is fixed at the valve and opens
Surface is shut, aperture valve block one end is fixed at the valve switch lower surface, and the other end is arranged through the valve body
In the valve inner and be located at macropore valve block side, offered on the valve switch from top to bottom the first graduation mark and
Second graduation mark.
Further, in order to improve device metering function, the position-limit mechanism includes supporting block and link block, the support
There are two block settings, and the link block is fixed between two supporting blocks, and the link block is groove type structure.
Further, in order to improve the efficiency of filtering, the primary filter filter opening diameter is filtered greater than the secondary filter
Aperture.
Further, in order to increase the applicability of device, the aperture valve block and the macropore valve block are disposed in parallel.
The utility model has the advantages and positive effects of: due to the adoption of the above technical scheme, can be by counterbore
Recess cooperates in convex block and bolt, and valve and other devices are mutually fixed, valve is avoided and is stolen in use,
Increase the safety of valve；By rotary shaft and baffle fluid can only be flowed into from water inlet simultaneously, once reverse flow of fluids,
Fluid pressure will squeeze rotary shaft, and baffle makes rotary shaft not and can be carried out overturning, to achieve the effect that anti-backflow；Pass through pressing
Valve switch controls position of the aperture valve block in valve body, by the first graduation mark, the second graduation mark can control small ports valve
The size of piece and macropore valve block lap, can achieve the effect of throttling, increase the applicability of device.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the utility model burglar-proof mechanism schematic diagram；
Fig. 3 is the utility model projection cube structure schematic diagram；
A, B, C, D are the utility model anti-backflow mechanism process schematics in Fig. 4；
Fig. 5 is the utility model throttle mechanism schematic diagram；
Fig. 6 is the utility model throttle mechanism side structure schematic diagram.
In figure:
1, valve body 2, burglar-proof mechanism 3, anti-backflow mechanism
4, throttle mechanism 5, water inlet 6, water outlet
7, flange 8, bolt 9, through-hole
10, recess 11, counterbore 12, adjustable spring
13, arc body 14, face body 15, limiting slot directly
16, limited block 17, position-limit mechanism 18, supporting block
19, link block 20, rotating disk 21, shaft
22, baffle 23, primary filter 24, secondary filter
25, aperture valve block 26, the second graduation mark 27, the first graduation mark
28, briquetting 29, macropore valve block 30, convex block
31, valve switch
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.Obviously, described embodiment is only one of the utility model
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.It should be noted that
For purposes of clarity, attached drawing and explanation in be omitted it is unrelated with the utility model, known to persons of ordinary skill in the art
The expression and description of component and processing.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
As shown in Figures 1 to 6, the present embodiment provides a kind of valve of antitheft anti-backflow, including valve body 1, burglar-proof mechanism 2,
Anti-backflow mechanism 3 and throttle mechanism 4, burglar-proof mechanism 2 are fixed at 1 side of valve body, and anti-backflow mechanism 3 is fixed at valve body
1 middle part, 1 side of valve body offer water inlet 5, and side corresponding with water inlet 5 offers water outlet 6 on valve body 1, in valve body
Throttle mechanism 4 is equipped in 1 at water outlet 6.
Burglar-proof mechanism 2 includes flange 7, bolt 8, adjustable spring 12, convex block 30 and limited block 16, is offered on flange 7 more
A through-hole 9, bolt 8 are provided with multiple, and multiple bolts 8 are respectively corresponded to be fixed on valve body 1 through multiple through-holes 9, bolt 8
On offer recess 10, counterbore 11 is offered on 9 inner wall of through-hole and is correspondingly arranged with recess 10, convex block 30 pass through adjustable spring 12
It is fixed in counterbore 11, convex block 30 is arc body 13 close to 8 side of bolt, and convex block 30 is to face body directly far from 8 side of bolt
14, limiting slot 15 is offered close to facing 14 side of body directly in counterbore 11, is fixedly installed on convex block 30 and is matched with limiting slot 15
Limited block 16.
Anti-backflow mechanism 3 includes two position-limit mechanisms 17, rotating disk 20 and baffle 22, and two position-limit mechanisms 17 are symmetrical arranged
Inside valve body 1, rotating disk 20 is arranged by shaft 21 in valve body 1 and between two position-limit mechanisms 17, and baffle 22 is solid
Surely it is disposed therein on a position-limit mechanism 17 and is located at 20 back side of rotating disk, position-limit mechanism 17 includes supporting block 18 and connects
Block 19 is connect, there are two the settings of supporting block 18, and link block 19 is fixed between two supporting blocks 18, and link block 19 is groove type
Structure.
Throttle mechanism 4 includes primary filter 23, secondary filter 24, aperture valve block 25, macropore valve block 29, valve switch
31 and briquetting 28, valve switch 31 is arranged outside valve body 1, is disposed with macropore valve block along 6 direction of water outlet in valve body 1
29, secondary filter 24 and primary filter 23, briquetting 28 are fixed at 31 upper surface of valve switch, aperture valve block 25 1
End is fixed at 31 lower surface of valve switch, and the other end is arranged in 1 inside of valve body through valve body 1 and is located at macropore valve block 29 1
Side offers the first graduation mark 27 and the second graduation mark 26 on valve switch 31 from top to bottom, and 23 filter opening diameter of primary filter is big
In 24 filter opening diameter of secondary filter, aperture valve block 25 and macropore valve block 29 are disposed in parallel.
The course of work of this example: when installation valve body 1, by the way that bolt 8 is run through through-hole 9, convex block 31 is entered on bolt 8
Recess 10 in, due to 30 side of convex block be body 14 is faced directly to block the inner wall of recess 10 so that bolt 8 enter after cannot
It exits, is then locked bolt by nut, when needing to unload lower valve body 1, reverse bolt 8, convex block 30 is left from recess 10,
To unload lower valve body 1, limited block 19 will play position-limiting action to convex block 30, prevent it from rotating in counterbore 11；It is big when installation
Hole valve block 28 is through inside valve body 1, and when needing to throttle, briquetting 28 can be pressed into the first graduation mark 27 by aperture
The pop-up of valve block 25 overlaps with macropore valve block 28 controls the size of water flow, and the second graduation mark 26 of pressing will be aperture valve block 25
Continuing to move downward can control water flow and continues to become smaller；When fluid passes through rotating disk 20, baffle 22 will make rotating disk 20
It is rotated by 90 ° counterclockwise, fluid flows through above rotating disk 20, and when valve body 1, the pressure drop rotating disk 20 of fluid is suitable
Hour hands, which rotate to original position, prevents reverse flow of fluids.
Due to the adoption of the above technical scheme, can be cooperated by recess in convex block in counterbore and bolt, by valve with
Other devices are mutually fixed, and are avoided valve and are stolen in use, and the safety of valve is increased；Pass through rotary shaft simultaneously
With baffle fluid can only be flowed into from water inlet, once reverse flow of fluids, Fluid pressure will squeeze rotary shaft, and baffle to revolve
Shaft not can be carried out overturning, to achieve the effect that anti-backflow；Aperture valve block is controlled in valve body by pressing valve switch
Position can control the size of aperture valve block and macropore valve block lap, Ke Yida by the first graduation mark, the second graduation mark
To the effect of throttling, increase the applicability of device.
One or more embodiments of the utility model are described in detail above, but the content is only that this is practical
Novel preferred embodiment, should not be considered as limiting the scope of the present invention.It is all according to present utility model application model
All the changes and improvements made by enclosing etc., should still belong within the patent covering scope of the utility model.
Claims (5)
1. a kind of valve of antitheft anti-backflow, it is characterised in that: including valve body (1), burglar-proof mechanism (2), anti-backflow mechanism (3) and
Throttle mechanism (4), the burglar-proof mechanism (2) are fixed at the valve body (1) side, and anti-backflow mechanism (3) fixation is set
Set in the middle part of the valve body (1), valve body (1) side offers water inlet (5), on the valve body (1) with the water inlet
The corresponding side of mouth (5) offers water outlet (6), is equipped with the throttling at the water outlet (6) in the valve body (1)
Mechanism (4)；
The burglar-proof mechanism (2) includes flange (7), bolt (8), adjustable spring (12), convex block (30) and limited block (16), described
It is offered on flange (7) multiple through-holes (9), the bolt (8) is provided with multiple, and multiple bolts (8), which respectively correspond, runs through
Multiple through-holes (9) are fixed on the valve body (1), offer recess (10), the through-hole on the bolt (8)
(9) counterbore (11) is offered on inner wall and is correspondingly arranged with the recess (10), and the convex block (30) passes through the adjustable spring
(12) it is fixed in the counterbore (11), the convex block (30) is arc body (13) close to the bolt (8) side, described
Convex block (30) is to face directly body (14) far from the bolt (8) side, faces body (14) side directly close to described in the counterbore (11)
It offers limiting slot (15), is fixedly installed the limited block matched with the limiting slot (15) on the convex block (30)
(16)；
The anti-backflow mechanism (3) includes two position-limit mechanisms (17), rotating disk (20) and baffle (22), two position restrainers
Structure (17) is symmetricly set on the valve body (1) inside, and the rotating disk (20) is arranged in the valve body (1) by shaft (21)
And be located between two position-limit mechanisms (17), the baffle (22) is fixed at one of them described position-limit mechanism (17)
It goes up and is located at the rotating disk (20) back side；
The throttle mechanism (4) includes primary filter (23), secondary filter (24), aperture valve block (25), macropore valve block
(29), valve switch (31) and briquetting (28), the valve switch (31) setting the valve body (1) outside, in the valve body
(1) the macropore valve block (29), the secondary filter (24) and described one are disposed with along the water outlet (6) direction in
Grade filter screen (23), the briquetting (28) are fixed at the valve switch (31) upper surface, the aperture valve block (25)
One end is fixed at the valve switch (31) lower surface, and the other end is arranged in the valve body (1) through the valve body (1)
Portion is simultaneously located at macropore valve block (29) side, offered on the valve switch (31) from top to bottom the first graduation mark (27) and
Second graduation mark (26).
2. the valve of antitheft anti-backflow according to claim 1, it is characterised in that: the position-limit mechanism (17) includes support
Block (18) and link block (19), there are two supporting block (18) settings, and the link block (19) is fixed at described in two
Between supporting block (18).
3. the valve of antitheft anti-backflow according to claim 2, it is characterised in that: primary filter (23) the filter opening diameter
Greater than the secondary filter (24) filter opening diameter.
4. the valve of antitheft anti-backflow according to claim 3, it is characterised in that: the aperture valve block (25) and described big
Hole valve block (29) is disposed in parallel.
5. the valve of antitheft anti-backflow according to claim 4, it is characterised in that: the link block (19) is groove type knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821698454.0U CN209245364U (en) | 2018-10-19 | 2018-10-19 | A kind of valve of antitheft anti-backflow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821698454.0U CN209245364U (en) | 2018-10-19 | 2018-10-19 | A kind of valve of antitheft anti-backflow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209245364U true CN209245364U (en) | 2019-08-13 |
Family
ID=67525376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821698454.0U Expired - Fee Related CN209245364U (en) | 2018-10-19 | 2018-10-19 | A kind of valve of antitheft anti-backflow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209245364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076490A (en) * | 2022-06-15 | 2022-09-20 | 武汉旭能环保科技有限公司 | Resistance balancing device of dust removal system |
-
2018
- 2018-10-19 CN CN201821698454.0U patent/CN209245364U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076490A (en) * | 2022-06-15 | 2022-09-20 | 武汉旭能环保科技有限公司 | Resistance balancing device of dust removal system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20211019 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |