CN213298923U - Backflow-preventing filter valve - Google Patents
Backflow-preventing filter valve Download PDFInfo
- Publication number
- CN213298923U CN213298923U CN202022031358.4U CN202022031358U CN213298923U CN 213298923 U CN213298923 U CN 213298923U CN 202022031358 U CN202022031358 U CN 202022031358U CN 213298923 U CN213298923 U CN 213298923U
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- Prior art keywords
- valve body
- fixedly connected
- connecting pipe
- groove
- valve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000005096 rolling process Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 12
- 238000001914 filtration Methods 0.000 description 17
- 230000002265 prevention Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a backflow-preventing filter valve, which comprises a valve body; the water inlet end is fixedly connected to the right side of the valve body; the water outlet end is fixedly connected to the left side of the valve body; the first connecting pipe is fixedly connected to the top of the valve body; the rotating part is fixedly connected inside the valve body and is positioned on the right side of the bottom end of the first connecting pipe; the baffle plate is rotatably connected to the bottom end of the rotating part; the second connecting pipe is fixedly connected to the bottom of the outer surface of the valve body, and the bottom end of the second connecting pipe penetrates through the valve body and is fixedly connected with the top of the inner surface of the valve body; this anti-backflow filter valve through set up rotation piece and baffle in that the valve body is inside, the baffle can be with the valve body is inside stifled under the not enough condition of water pressure, avoids the impurity refluence of water and aquatic, influences the normal use of quality of water and valve body.
Description
Technical Field
The utility model particularly relates to a prevent filter valve that flows backwards.
Background
The filter valve is a filtering device which is necessary for using a hydraulic control valve and a precise mechanical product easy to block, is an indispensable device of a pipeline series for conveying media, and is usually arranged at the inlet end of equipment such as the hydraulic control valve, a pressure reducing valve, a pressure relief valve, a constant water level valve and the like.
The filter cartridge is used for eliminating impurities in a medium and preventing granular impurities from entering a channel to cause wall plug so as to protect fittings on equipment pipelines from being abraded and blocked, when the filter cartridge needs to be cleaned, the filter cartridge is only required to be disassembled to clean and then is installed again after treatment, and although the impurities in water can be filtered by the existing filtering method, water and the impurities can flow backwards in the pipelines to influence the normal use of the filtering method.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a prevent flowing backwards strainer valve, realized avoiding the purpose of aquatic impurity refluence in the pipeline.
In order to solve the technical problem, the utility model provides a backflow prevention filtering valve, include: a valve body;
the water inlet end is fixedly connected to the right side of the valve body;
the water outlet end is fixedly connected to the left side of the valve body;
the first connecting pipe is fixedly connected to the top of the valve body;
the rotating part is fixedly connected inside the valve body and is positioned on the right side of the bottom end of the first connecting pipe;
the baffle plate is rotatably connected to the bottom end of the rotating part;
the second connecting pipe is fixedly connected to the bottom of the outer surface of the valve body, and the bottom end of the second connecting pipe penetrates through the valve body and is fixedly connected with the top of the inner surface of the valve body;
the water inlet is formed in the right side of the top end of the second connecting pipe;
the water outlet is formed in the top of the left side of the second connecting pipe;
a filter assembly having a top end extended to an inside of the second connection pipe.
Preferably, the connecting groove has all been seted up to the left and right sides of second connecting pipe internal surface, there is the arc wall one side of connecting groove internal surface.
Through set up rotation piece and baffle in that the valve body is inside, the baffle can block up the valve body is inside under the not enough condition of water pressure, avoids the impurity refluence of water and aquatic, influences the normal use of quality of water and valve body.
Preferably, the filtering assembly comprises a fixing block, the top end of the fixing block extends to the inside of the second connecting pipe, a filter cylinder is fixedly connected to the top end of the fixing block, first clamping blocks are fixedly connected to the top ends of the left side and the right side of the filter cylinder, and one end of each first clamping block extends to the inside of the arc-shaped groove.
Preferably, the bottoms of the left side and the right side of the fixing block are fixedly connected with second clamping blocks, and the bottoms of the second clamping blocks are provided with first clamping grooves.
Preferably, the equal fixedly connected with joint subassembly in the left and right sides of second connecting pipe bottom, the joint subassembly is including rolling over a line piece, flexible groove has been seted up to the inside of rolling over a line piece one end, one side of flexible inslot surface is provided with the third fixture block, the top of third fixture block is run through roll over a line piece and extend to the inside of first draw-in groove.
Preferably, a pull rod is fixedly connected to the middle of the third fixture block, the bottom end of the pull rod penetrates through the folding block and extends to the outside of the folding block, a spring is fixedly connected to the surface of the pull rod between the third fixture block and the inner wall of the telescopic groove, and a second clamping groove is formed in one side of the surface of the pull rod and located in the telescopic groove.
Through offer in the second connecting pipe with spread groove and arc wall, set up the joint subassembly in the bottom of second connecting pipe simultaneously, first fixture block card is in the arc wall, and the third fixture block card is in first draw-in groove, alright with the stable card of filter assembly in the second connecting pipe, avoid water pressure to extrude filter assembly from the second connecting pipe when too big, influence the filtration to water, also easy to assemble dismantlement simultaneously has saved staff's operating time.
Preferably, the bottom of the folding block and one side of the pull rod are rotatably connected with a folding rod.
Compared with the prior art, the utility model provides a prevent flowing backwards strainer valve has following beneficial effect:
the utility model provides a prevent flowing backwards filter valve, through at inside rotation piece and the baffle of setting up of valve body, the baffle can be with the inside stifled of valve body under the not enough condition of water pressure, avoid the impurity refluence of water and aquatic, influence the normal use of quality of water and valve body, through set up in the second connecting pipe with spread groove and arc wall, set up the joint subassembly in the bottom of second connecting pipe simultaneously, first fixture block card is in the arc wall, and third fixture block card is in first draw-in groove, alright with the stable card of filter assembly in the second connecting pipe, avoid water pressure too big time with filter assembly extrusion from the second connecting pipe, the influence is to the filtration of water, also easy to assemble dismantlement simultaneously, staff's operating time has been saved.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a backflow prevention filter valve provided in the present invention;
FIG. 2 is a schematic view illustrating an internal structure of the second connection pipe shown in FIG. 1;
FIG. 3 is a top view of the external structure of the second connection pipe shown in FIG. 2;
FIG. 4 is a schematic view of the internal structure of the clamping assembly shown in FIG. 2;
fig. 5 is a schematic view of the external structure shown in fig. 1.
Reference numbers in the figures: 1. the valve body, 2, the end of intaking, 3, go out the water end, 4, first connecting pipe, 5, the rotation piece, 6, the baffle, 7, the second connecting pipe, 8, the water inlet, 9, the delivery port, 10, filtering component, 101, the fixed block, 102, strain a section of thick bamboo, 103, first fixture block, 104, the second fixture block, 105, first draw-in groove, 11, the spread groove, 12, the arc wall, 13, the joint subassembly, 131, roll over the capable piece, 132, flexible groove, 133, the third fixture block, 134, the pull rod, 135, the spring, 136, the second draw-in groove, 14, roll over the capable pole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a backflow prevention filter valve according to a preferred embodiment of the present invention; FIG. 2 is a schematic view illustrating an internal structure of the second connection pipe shown in FIG. 1; FIG. 3 is a top view of the external structure of the second connection pipe shown in FIG. 2; FIG. 4 is a schematic view of the internal structure of the clamping assembly shown in FIG. 2; fig. 5 is a schematic view of the external structure shown in fig. 1. The backflow prevention filter valve comprises: a valve body 1;
the water inlet end 2 is fixedly connected to the right side of the valve body 1;
the water outlet end 3 is fixedly connected to the left side of the valve body 1;
the first connecting pipe 4 is fixedly connected to the top of the valve body 1;
the rotating part 5 is fixedly connected inside the valve body 1, and the rotating part 5 is positioned on the right side of the bottom end of the first connecting pipe 4;
the baffle 6 is rotatably connected to the bottom end of the rotating part 5;
the second connecting pipe 7 is fixedly connected to the bottom of the outer surface of the valve body 1, and the bottom end of the second connecting pipe 7 penetrates through the valve body 1 and is fixedly connected with the top of the inner surface of the valve body 1;
the water inlet 8 is formed in the right side of the top end of the second connecting pipe 7;
the water outlet 9 is formed in the top of the left side of the second connecting pipe 7;
a filter assembly 10, wherein the top end of the filter assembly 10 extends to the inside of the second connection pipe 7.
The valve body 1 is made of stainless steel, the water inlet end 2 and the water outlet end 3 are both communicated with the valve body 1 and welded with the valve body 1 to form a complete valve, the first connecting pipe 4 is also welded with the valve body 1, the top end of the rotating piece 5 is welded with one side of the top of the inner surface of the valve body 1, the baffle 6 is fixed with the rotating piece 5 through a pin shaft, the size of the baffle 6 is matched with the size of a pipeline inside the valve body 1, the baffle 6 has certain gravity, the outer surface of the second connecting pipe 7 is welded with the valve body 1, the second connecting pipe 7 is welded in an inclined manner, the water inlet 8 is communicated with one end of the water inlet end 2, the water outlet 9 is arranged at the other side, the filtering component 10 is arranged inside the second connecting pipe 7, so that water can be conveniently filtered, and the excessive impurity content in the water can be avoided, affecting the use of water.
Connecting groove 11 has all been seted up to the left and right sides of second connecting pipe 7 internal surface, there is arc wall 12 in one side of connecting groove 11 internal surface.
The number of the connecting grooves 11 is 2, which are grooves adapted to the size of the first latch 103, and the number of the arc-shaped grooves 12 is also 2, which is also adapted to the size of the first latch 103.
The filter assembly 10 includes a fixing block 101, a top end of the fixing block 101 extends to the inside of the second connecting pipe 7, a filter cartridge 102 is fixedly connected to a top end of the fixing block 101, first stoppers 103 are fixedly connected to top ends of left and right sides of the filter cartridge 102, and one end of each first stopper 103 extends to the inside of the arc-shaped groove 12.
The fixing block 101 is sized to be fitted with the second connection pipe 7, the filter cartridge 102 is welded to the middle of the top of the fixing block 101, water is filtered in the filter cartridge 102, and the first block 103 is welded to the filter cartridge 102.
The bottom of the left side and the bottom of the fixed block 101 are both fixedly connected with a second clamping block 104, and the bottom of the second clamping block 104 is provided with a first clamping groove 105.
The second latch 104 is welded to the left and right sides of the fixed block 101, and the first engaging groove 105 is a groove adapted to the third latch 133 in size.
Equal fixedly connected with joint subassembly 13 in the left and right sides of second connecting pipe 7 bottom, joint subassembly 13 is including a book line piece 131, flexible groove 132 has been seted up to the inside of a book line piece 131 one end, one side of flexible groove 132 internal surface is provided with third fixture block 133, the top of third fixture block 133 is run through a book line piece 131 and extend to the inside of first draw-in groove 105.
The quantity of joint subassembly 13 is 2, and two joint subassemblies 13 coactions are fixed filter assembly 10, and the one end of the piece 131 of going of book is in the same place with second connecting pipe 7 welding, and flexible groove 132 is with the groove with spring 135 size adaptation.
The pull rod 134 and the third block 133 are welded together, the spring 135 is a compression spring with good elasticity, the spring 135 is sleeved on the surface of the pull rod 134, and the second block 136 is a groove matched with the size of the folding rod 14.
The folding rod 14 is rotatably connected to the bottom of the folding block 131 and one side of the pull rod 134.
The utility model provides a prevent flowing backwards strainer valve's theory of operation as follows:
when the valve body 1 is used, water enters the valve body 1 from the water inlet end 2, then enters the second connecting pipe 7 through the water inlet 8, is filtered by the filtering component 10 in the second connecting pipe 7, and then returns to the interior of the valve body 1 through the water outlet 9, and then impacts the baffle 6 due to water pressure and flows out through the water outlet end 3.
When closing valve body 1, water pressure is not enough, baffle 6 because self gravity, alright downwardly rotating, with the inside stifled of valve body 1, through rotating piece 5 and baffle 6 in the inside setting of valve body 1, baffle 6 can be with the inside stifled of valve body 1 under the not enough condition of water pressure, avoids the impurity refluence of water and aquatic, influences the normal use of quality of water and valve body 1.
After the valve body 1 is used for a period of time, a worker can pull the pull rod 134 to pull the third clamping block 133 out of the first clamping groove 105, and then rotate the folding rod 14 to enable the folding rod 14 to be lost and clamped in the second clamping groove 136, so that the position of the third clamping block 133 is limited.
Then, the filter assembly 10 can be rotated, so that the first fixture block 103 is rotated into the connecting groove 11 from the arc-shaped groove 12, and meanwhile, the position of the second fixture block 104 is staggered with that of the folding block 131, and then, the filter assembly 10 can be easily disassembled, so that the filter cartridge 102 and the like can be conveniently cleaned, and the filter effect of the filter cartridge 102 is prevented from being influenced due to excessive impurities blocked inside the filter cartridge 102.
After the filtering component 10 is clean, a worker can install the filtering component 10 or the second connecting pipe 7, and then the filtering component 10 is rotated, so that the first clamping block 103 enters the arc-shaped groove 12, meanwhile, the position of the second clamping block 104 is aligned with the position of the folding block 131, and then the folding rod 14 can be rotated out of the second clamping groove 136, at the moment, the spring 135 which is always in a compression state in the telescopic groove 132 needs to be deformed again, so that the third clamping block 133 is extruded into the first clamping groove 105, through the clamping between the first clamping block 103, the arc-shaped groove 12, the third clamping block 133 and the first clamping groove 105, the filtering component 10 can be stably clamped in the second connecting pipe 7, the filtering component 10 is prevented from being extruded out of the second connecting pipe 7 when the water pressure is too high, the filtering of water is influenced, meanwhile, the installation and the disassembly are convenient, and the working time of the worker is saved.
Compared with the prior art, the utility model provides a prevent flowing backwards strainer valve has following beneficial effect:
through rotating piece 5 and baffle 6 at the inside setting of valve body 1, baffle 6 can be with the inside stifled of valve body 1 under the not enough condition of water pressure, avoid the impurity refluence of water and aquatic, influence quality of water and valve body 1's normal use, through set up in second connecting pipe 7 with spread groove 11 and arc wall 12, set up joint subassembly 13 in the bottom of second connecting pipe 7 simultaneously, first fixture block 103 card is in arc wall 12, and third fixture block 133 card is in first draw-in groove 105, alright with the stable card of filter assembly 10 in second connecting pipe 7, extrude filter assembly 10 from second connecting pipe 7 when avoiding water pressure too big, the influence is to the filtration of water, also easy to assemble dismantlement simultaneously, staff's operating time has been saved.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A backflow-preventing filter valve is characterized by comprising a valve body;
the water inlet end is fixedly connected to the right side of the valve body;
the water outlet end is fixedly connected to the left side of the valve body;
the first connecting pipe is fixedly connected to the top of the valve body;
the rotating part is fixedly connected inside the valve body and is positioned on the right side of the bottom end of the first connecting pipe;
the baffle plate is rotatably connected to the bottom end of the rotating part;
the second connecting pipe is fixedly connected to the bottom of the outer surface of the valve body, and the bottom end of the second connecting pipe penetrates through the valve body and is fixedly connected with the top of the inner surface of the valve body;
the water inlet is formed in the right side of the top end of the second connecting pipe;
the water outlet is formed in the top of the left side of the second connecting pipe;
a filter assembly having a top end extended to an inside of the second connection pipe.
2. The backflow-preventing filter valve as recited in claim 1, wherein: the spread groove has all been seted up to the left and right sides of second connecting pipe internal surface, there is the arc wall one side of spread groove internal surface.
3. The backflow-preventing filter valve as recited in claim 2, wherein: the filter assembly comprises a fixed block, the top end of the fixed block extends to the inside of the second connecting pipe, a filter cylinder is fixedly connected to the top end of the fixed block, first clamping blocks are fixedly connected to the top ends of the left side and the right side of the filter cylinder, and one end of each first clamping block extends to the inside of the arc-shaped groove.
4. The backflow-preventing filter valve as recited in claim 3, wherein: the bottom of the left side and the bottom of the fixed block are fixedly connected with second clamping blocks, and first clamping grooves are formed in the bottoms of the second clamping blocks.
5. The backflow-preventing filter valve as recited in claim 4, wherein: the equal fixedly connected with joint subassembly in the left and right sides of second connecting pipe bottom, the joint subassembly is including rolling over a line piece, flexible groove has been seted up to the inside of rolling over a line piece one end, one side of flexible inslot surface is provided with the third fixture block, the top of third fixture block is run through roll over a line piece and extend to the inside of first draw-in groove.
6. The backflow-preventing filter valve as recited in claim 5, wherein: the middle of the third fixture block is fixedly connected with a pull rod, the bottom end of the pull rod penetrates through the folding block and extends to the outside of the folding block, a spring is fixedly connected between the third fixture block and the inner wall of the telescopic groove and located on the surface of the pull rod, and a second clamping groove is formed in one side of the surface of the pull rod and located inside the telescopic groove.
7. The backflow-preventing filter valve as recited in claim 6, wherein: the bottom of the folding block and one side of the pull rod are rotatably connected with a folding rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022031358.4U CN213298923U (en) | 2020-09-16 | 2020-09-16 | Backflow-preventing filter valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022031358.4U CN213298923U (en) | 2020-09-16 | 2020-09-16 | Backflow-preventing filter valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213298923U true CN213298923U (en) | 2021-05-28 |
Family
ID=76032998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202022031358.4U Expired - Fee Related CN213298923U (en) | 2020-09-16 | 2020-09-16 | Backflow-preventing filter valve |
Country Status (1)
Country | Link |
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CN (1) | CN213298923U (en) |
-
2020
- 2020-09-16 CN CN202022031358.4U patent/CN213298923U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |