CN209041578U - A kind of compound double check valve (DCV) of copper modeling - Google Patents
A kind of compound double check valve (DCV) of copper modeling Download PDFInfo
- Publication number
- CN209041578U CN209041578U CN201821768981.4U CN201821768981U CN209041578U CN 209041578 U CN209041578 U CN 209041578U CN 201821768981 U CN201821768981 U CN 201821768981U CN 209041578 U CN209041578 U CN 209041578U
- Authority
- CN
- China
- Prior art keywords
- check valve
- valve disc
- interior
- dcv
- welded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 15
- 239000010949 copper Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 19
- 238000010168 coupling process Methods 0.000 claims description 19
- 238000005859 coupling reaction Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 230000000452 restraining effect Effects 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 35
- 239000012530 fluid Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Abstract
The utility model discloses a kind of copper to mould compound double check valve (DCV), including check valve body, outer check valve disc and interior check valve disc, the top of the check valve body top cover is stamped by fixing bolt fixation, and the inside of check valve body successively offers water inlet, connector, check cavity and water outlet, the water inlet, connector, check cavity and water outlet communicate, the utility model can carry out automatic flexible modulation according to liquid flowing pressure by the outer check valve disc for the socket that cooperates and interior check valve disc, when the liquid flowing pressure of the check valve body is smaller, liquid can will then push up in check valve disc, to which the liquid of small flow is flowed, when the liquid flowing pressure of the check valve body is larger, liquid can will then push up in outer check valve disc, liquid then flows through entire connector, in the way of compound double check valve (DCV), it is avoided that Check-valves uses generated damaged condition when for the flowing of different pressures fluid, protects check valve body.
Description
Technical field
The utility model relates to the technical field of valve, specially a kind of copper moulds compound double check valve (DCV).
Background technique
As China's economy constantly develops, rate of industrial development is getting faster, and the centralization of industry, valve is gradually presented
As an important part during life and the manufacturing, the one kind of check-valves as valve refers to opening and closing element for circle
Flap and a kind of valve for blocking medium to flow backwards by own wt and pressure medium generation movement, but existing check-valves makes
With the place that comes with some shortcomings in the process.
Existing check-valves usage mode is single, can only carry out single open and close, passes through inside check-valves
When liquid flowing pressure increases, the impact force being subject in check-valves is larger, be easy to cause damage, shortens it and uses, cannot
It satisfies the use demand.
Utility model content
The purpose of this utility model is to provide a kind of copper to mould compound double check valve (DCV), to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of compound double check valve (DCV) of copper modeling, including only
Valve body, outer check valve disc and interior check valve disc are returned, top cover is stamped by fixing bolt fixation in the top of the check valve body,
And the inside of check valve body successively offers water inlet, connector, check cavity and water outlet, the water inlet, stops connector
It returns chamber and water outlet communicates, the upper surface of the connector is fixed to be embedded with waterproof sealing rubber sleeve, the waterproof sealing rubber sleeve
Upper surface be pressed with outer check valve disc, the top of the outer check valve disc slidably connects guide post by synchronizing bar, described to lead
The lower surface of top cover is welded on to column, and the appearance wall hollow out of guide post offers outer directed cavity, the inside of the outer directed cavity
Sliding sleeve restraining position ring block, the outer wall of the stop collar is welded with four synchronizing bars, and the upper surface of stop collar is welded with outside
Spring, the outer spring are actively set on the inside of outer directed cavity, and middle part offers interior directed cavity in the guide post, it is described in lead
Connecting rod is connected with by inner spring to the inside of chamber, the bottom end of the connecting rod is welded with interior check valve disc, the interior non-return
Valve disc cooperation runs through the middle part for being inserted in outer check valve disc, and the appearance wall fixing sleeve of interior check valve disc and outer check valve disc junction
There is one layer of rubber pad.
Wherein, control module and external power supply, the control module and the external power supply electric property coupling, the control
Molding block and magnechuck electric property coupling；
Wherein, the magnechuck sealing is embedded in the inside of the waterproof sealing rubber sleeve, the top of the magnechuck
It is pressed with iron block by magnetic-adsorption, the iron block is fixed on the inside of the outer check valve disc bottom end.
Wherein, alarm module, the alarm module include warning lamp, the alarm module and the control module electrical property coupling
It connects, wherein the warning lamp includes red light and green light, and the warning lamp and the control module electric property coupling, the electromagnetism are inhaled
Disk and the red light when external power supply electric property coupling are bright, and the magnechuck and the external power supply do not carry out electric property coupling
Shi Suoshu green light, wherein the warning lamp is threadedly secured in above top cover.
Wherein, the interior directed cavity inner top wall is welded with anti-batter post, and the anti-oblique column sleeve is prevented in the inside of inner spring
Batter post cooperates the inside for being inserted in slot, and the slot is provided with the upper surface of inside connecting rod, and the depth dimensions of slot are greater than anti-
The height dimension of batter post.
Wherein, the inner spring and outer spring are compressed spring, and the coefficient of elasticity of inner spring is greater than the bullet of outer spring
Property coefficient.
Wherein, one end of the inner spring is welded on interior directed cavity inner top wall, and the other end of inner spring is welded on company
The top of extension bar.
Wherein, the bottom surface of the interior check valve disc and outer check valve disc is in same horizontal line, and interior check valve disc and
Outer check-valves disk cover is in the surface of connector.
Wherein, the L-shaped shape of the synchronizing bar, and synchronizing bar is welded between stop collar and outer check valve disc.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model can be according to liquid flow dynamic pressure by the outer check valve disc and interior check valve disc for the socket that cooperates
Power carries out automatic flexible modulation, and when the liquid flowing pressure of the check valve body is smaller, liquid then can be by interior check valve disc
Upper top, so that the liquid of small flow is flowed, when the liquid flowing pressure of the check valve body is larger, liquid then can will be outer
It is pushed up in check valve disc, liquid then flows through entire connector, in the way of compound double check valve (DCV), is avoided that check-valves for not
With generated damaged condition is used when pressurised fluid flow, check valve body is protected, the service life of equipment is extended.
2, the utility model realizes that the external check valve disc of people is movable by the magnetic attraction between magnechuck and iron block
The stability in use of outer check valve disc is reinforced in control, can also change liquid according to use demand when liquid flowing pressure is larger
The flowing bore of body, to increase the using flexible of the check valve body.
Detailed description of the invention
Fig. 1 is the utility model overall structure first embodiment schematic structural cross-sectional view；
Fig. 2 is schematic enlarged-scale view at one A of the utility model figure；
Fig. 3 is schematic enlarged-scale view at two B of the utility model figure；
Fig. 4 is check valve disc structural side view in the utility model；
Fig. 5 is the utility model fixed rack structure cross-sectional view；
Fig. 6 is the utility model hardware connection structure schematic diagram.
In Fig. 1-6: 1- check valve body；10- top cover；101- fixing bolt；102- warning lamp；11- check cavity；12- connects
Interface；13-- water inlet；14- guide post；The outer directed cavity of 141-；The anti-batter post of 142-；Directed cavity in 143-；144- stop collar；15-
Water outlet；16- waterproof sealing rubber sleeve；17- magnechuck；171- control module；172- external power supply；The outer check valve disc of 2-；
Check valve disc in 21-；211- connecting rod；212- slot；213- rubber pad；22- synchronizing bar；23- iron block；3- inner spring；Outside 4-
Spring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
First embodiment
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of compound double check valve (DCV) of copper modeling, including non-return
The top of valve body 1, outer check valve disc 2 and interior check valve disc 21, the check valve body 1 passes through the fixed lid of fixing bolt 101
There is top cover 10, and the inside of check valve body 1 successively offers water inlet 13, connector 12, check cavity 11 and water outlet 15, institute
Water inlet 13, connector 12, check cavity 11 and water outlet 15 is stated to communicate, into the liquid in check valve body 1 sequentially pass through into
The mouth of a river 13, connector 12, check cavity 11 and water outlet 15, the upper surface of the connector 12 is fixed to be embedded with waterproof sealing rubber sleeve
16, the upper surface of the waterproof sealing rubber sleeve 16 is pressed with outer check valve disc 2, and wherein waterproof sealing rubber sleeve 16 can increase connection
Leakproofness between mouthful 12 upper surfaces and outer check valve disc 2 avoids liquid from occurring backflow phenomenon, the outer check valve disc 2 it is upper
Side slidably connects guide post 14, the L-shaped shape of the synchronizing bar 22 by synchronizing bar 22, and synchronizing bar 22 is welded on stop collar
Between 144 and outer check valve disc 2, the guide post 14 is welded on the lower surface of top cover 10, and the appearance wall hollow out of guide post 14
Outer directed cavity 141 is offered, the internal slide of the outer directed cavity 141 covers restraining position ring block 144, the outer wall of the stop collar 144
It is welded with four synchronizing bars 22, wherein when outer check valve disc 2 moves up, under the action of synchronizing bar 22, stop collar 144
It is moved up along outer directed cavity 141, stop collar 144 primarily serves the effect for limiting and shifting when outer check valve disc 2 moves up, and improves
The mobile stability of outer check valve disc 2, and the upper surface of stop collar 144 is welded with outer spring 4, the outer spring 4 is actively set on
The inside of outer directed cavity 141, the interior middle part of the guide post 14 offer interior directed cavity 143, and the inside of the interior directed cavity 143 is logical
It crosses inner spring 3 and is connected with connecting rod 211, the bottom end of the connecting rod 211 is welded with interior check valve disc 21, the interior check valve disc
21 cooperations are through the middle part for being inserted in outer check valve disc 2, and interior check valve disc 21 and the appearance wall of outer 2 junction of check valve disc are fixed
It is cased with one layer of rubber pad 213, the inner spring 3 and outer spring 4 are compressed spring, and the coefficient of elasticity of inner spring 3 is greater than outer
The coefficient of elasticity of spring 4, one end of the inner spring 3 are welded on interior 143 inner top wall of directed cavity, and the other end of inner spring 3
It is welded on the top of connecting rod 211, wherein inner spring 3 primarily serves the effect that interior check valve disc 21 resets, and outer spring 4 mainly rises
The effect resetted to outer check valve disc 2, to realize the effect of non-return.
Control module 171 and external power supply 172, the control module 171 and 172 electric property coupling of external power supply,
The control module 171 and 17 electric property coupling of magnechuck；Wherein, the sealing of magnechuck 17 is embedded in the waterproof sealing rubber
The top of the inside of gum cover 16, the magnechuck 17 is pressed with iron block 23 by magnetic-adsorption, and the iron block 23 is fixed on described
The inside of outer 2 bottom end of check valve disc, wherein control module 171 can be the circuit including at least one processor, may be used also
To be the circuit including at least one single-chip microcontroller, or the combining form of a variety of circuits or chip, as long as can be with
Realize corresponding function.It is understood that those skilled in the art, control module can also for it is common by
The circuit that amplifier, comparator, triode, metal-oxide-semiconductor etc. combine realizes corresponding function with pure hardware mode, is using
When, control module 171 controls electric property coupling and the disconnection of magnechuck 17 and external power supply 172, so as to according to actually making
It is flowed using the stability of check valve disc 2 outside the magnetic connection reinforcement between magnechuck 17 and iron block 23 in liquid with demand
Pressure can also change the flowing bore of liquid according to use demand when larger, so that it is clever to increase using for the check valve body 1
Activity.
Alarm module, the alarm module include warning lamp 102, and the alarm module and the control module 171 are electrically
Coupling, wherein the warning lamp 102 includes red light and green light, the warning lamp 102 and 171 electric property coupling of control module,
The magnechuck 17 and red light when 172 electric property coupling of external power supply are bright, the magnechuck 17 and the outside
Power supply 172 does not carry out green light when electric property coupling, wherein and the warning lamp 102 is threadedly secured in 10 top of top cover, wherein
Red light and green light primarily serve the break-make situation for reminding staff's magnechuck 17 and external power supply 172, should for practical operation
Check valve body 1 provides convenient condition.
143 inner top wall of interior directed cavity is welded with anti-batter post 142, and 142 sets of the anti-batter post is in inner spring 3
Portion, and anti-batter post 142 cooperates the inside for being inserted in slot 212, the slot 212 is provided with the upper surface of inside connecting rod 211, and inserts
The depth dimensions of slot 212 are greater than the height dimension of anti-batter post 142, when the pressure that liquid flows in the check valve body 1 is smaller,
Liquid under the effect of the pressure, opens interior check valve disc 21, and liquid flowing, interior check valve disc 21 rises at this time, in uphill process,
In the anti-cooperation of batter post 142 insertion slot 212, the up rightness for preventing interior check valve disc 21 from rising avoids run-off the straight from influencing entire
The service performance of check valve body 1 plays the role of protecting check valve body 1.
The bottom surface of the interior check valve disc 21 and outer check valve disc 2 is in same horizontal line, and 21 He of interior check valve disc
Outer check valve disc 2 covers the surface in connector 12, outer check valve disc 2 and interior 21 energy of check valve disc by the socket that cooperates
Automatic flexible modulation, which is carried out, according to liquid flowing pressure is avoided that check-valves is being directed in the way of compound double check valve (DCV)
Generated damaged condition is used when different pressures fluid flows, and is protected check valve body, is extended the service life of equipment.
When the utility model is used, into the liquid in check valve body 1 sequentially pass through water inlet 13, connector 12,
Check cavity 11 and water outlet 15, when the liquid flowing pressure in the check valve body 1 is smaller, liquid then can be by interior check valve disc
It is pushed up on 21, so that the liquid of small flow is flowed, when the liquid flowing pressure of the check valve body is larger, liquid can then be incited somebody to action
It is pushed up in outer check valve disc 2, liquid then flows through entire connector, in the way of compound double check valve (DCV), is avoided that check-valves in needle
Generated damaged condition is used when to the flowing of different pressures fluid, check valve body is protected, extends the service life of equipment, together
When during liquid flowing, operator is connected between external power supply 172 and magnechuck 17 by manipulation control module 171
Electric connection, at this time magnechuck 17 be powered generate magnetic force, by magnetic force attract iron block 23 so that outer check valve disc 2
Tightly be attached to the top of connector 12, at this point, not only reinforce the stability in use of outer check valve disc 2, and liquid flowing pressure compared with
The flowing bore that liquid can also be changed when big according to use demand, to increase the using flexible of the check valve body 1.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of copper moulds compound double check valve (DCV), including check valve body (1), outer check valve disc (2) and interior check valve disc (21),
Be characterized in that: the top of the check valve body (1) is stamped top cover (10) by fixing bolt (101) fixation, and check-valves master
The inside of body (1) successively offers water inlet (13), connector (12), check cavity (11) and water outlet (15), the water inlet
(13), connector (12), check cavity (11) and water outlet (15) communicate, and the upper surface of the connector (12) is fixed to be embedded with waterproof
The upper surface of sealing rubber cover (16), the waterproof sealing rubber sleeve (16) is pressed with outer check valve disc (2), the outer check valve disc
(2) top is slidably connected guide post (14) by synchronizing bar (22), and the guide post (14) is welded under top cover (10)
Surface, and the appearance wall hollow out of guide post (14) offers outer directed cavity (141), the internal slide of the outer directed cavity (141)
It covering restraining position ring block (144), the outer wall of the stop collar (144) is welded with four synchronizing bars (22), and stop collar (144)
Upper surface is welded with outer spring (4), and the outer spring (4) is actively set on the inside of outer directed cavity (141), the guide post (14)
Interior middle part offers interior directed cavity (143), and the inside of the interior directed cavity (143) is connected with connecting rod by inner spring (3)
(211), the bottom end of the connecting rod (211) is welded with interior check valve disc (21), and interior check valve disc (21) cooperation is through slotting
At the middle part of outer check valve disc (2), and the appearance wall of interior check valve disc (21) and outer check valve disc (2) junction is fixed with one
Layer rubber pad (213).
2. a kind of copper according to claim 1 moulds compound double check valve (DCV), which is characterized in that further include:
Control module (171) and external power supply (172), the control module (171) and the external power supply (172) are electrically
Coupling, the control module (171) and magnechuck (17) electric property coupling；
Wherein, magnechuck (17) sealing is embedded in the inside of the waterproof sealing rubber sleeve (16), the magnechuck
(17) top is pressed with iron block (23) by magnetic-adsorption, and the iron block (23) is fixed on outer check valve disc (2) bottom.
3. a kind of copper according to claim 2 moulds compound double check valve (DCV), which is characterized in that further include:
Alarm module, the alarm module include warning lamp (102), and the alarm module and the control module (171) are electrically
Coupling；
Wherein, the warning lamp (102) includes red light and green light, and the warning lamp (102) and the control module (171) are electrically
Coupling, the magnechuck (17) and the red light when external power supply (172) electric property coupling are bright, the magnechuck (17)
Green light when not carrying out electric property coupling with the external power supply (172).
4. a kind of copper according to claim 1 moulds compound double check valve (DCV), it is characterised in that: in the interior directed cavity (143)
Portion's roof is welded with anti-batter post (142), and the anti-batter post (142) covers in the inside of inner spring (3), and anti-batter post (142) cooperates
It is inserted in the inside of slot (212), the slot (212) is provided with the upper surface of inside connecting rod (211), and the depth of slot (212)
Spend the height dimension that size is greater than anti-batter post (142).
5. a kind of copper according to claim 1 moulds compound double check valve (DCV), it is characterised in that: the inner spring (3) and outer bullet
Spring (4) is compressed spring, and the coefficient of elasticity of inner spring (3) is greater than the coefficient of elasticity of outer spring (4).
6. a kind of copper according to claim 1 moulds compound double check valve (DCV), it is characterised in that: one end of the inner spring (3)
It is welded on interior directed cavity (143) inner top wall, and the other end of inner spring (3) is welded on the top of connecting rod (211).
7. a kind of copper according to claim 1 moulds compound double check valve (DCV), it is characterised in that: the interior check valve disc (21) and
The bottom surface of outer check valve disc (2) is in same horizontal line, and interior check valve disc (21) and outer check valve disc (2) are covered in connector
(12) surface.
8. a kind of copper according to claim 2 moulds compound double check valve (DCV), it is characterised in that: the synchronizing bar (22) is L-shaped
Shape, and synchronizing bar (22) is welded between stop collar (144) and outer check valve disc (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768981.4U CN209041578U (en) | 2018-10-29 | 2018-10-29 | A kind of compound double check valve (DCV) of copper modeling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768981.4U CN209041578U (en) | 2018-10-29 | 2018-10-29 | A kind of compound double check valve (DCV) of copper modeling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209041578U true CN209041578U (en) | 2019-06-28 |
Family
ID=67040123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821768981.4U Withdrawn - After Issue CN209041578U (en) | 2018-10-29 | 2018-10-29 | A kind of compound double check valve (DCV) of copper modeling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209041578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404544A (en) * | 2018-10-29 | 2019-03-01 | 镇江市鑫浩塑胶有限公司 | A kind of compound double check valve (DCV) of copper modeling |
-
2018
- 2018-10-29 CN CN201821768981.4U patent/CN209041578U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404544A (en) * | 2018-10-29 | 2019-03-01 | 镇江市鑫浩塑胶有限公司 | A kind of compound double check valve (DCV) of copper modeling |
| CN109404544B (en) * | 2018-10-29 | 2024-02-23 | 镇江市鑫浩塑胶有限公司 | Copper-plastic composite double check valve |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190628 Effective date of abandoning: 20240223 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190628 Effective date of abandoning: 20240223 |