CN204004598U - A kind of antiwear safety check - Google Patents
A kind of antiwear safety check Download PDFInfo
- Publication number
- CN204004598U CN204004598U CN201420088291.XU CN201420088291U CN204004598U CN 204004598 U CN204004598 U CN 204004598U CN 201420088291 U CN201420088291 U CN 201420088291U CN 204004598 U CN204004598 U CN 204004598U
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- CN
- China
- Prior art keywords
- flap
- elastic component
- bindiny mechanism
- antiwear
- safety check
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of antiwear safety check, comprise valve body, valve body comprises input duct and delivery channel, between input duct and delivery channel, be provided with passage, in passage, be provided with check device, check device comprises elastic component, flap and bindiny mechanism, flap is set to conulite, the bottom surface of flap is provided with opening, open communication input duct, the top of flap is towards delivery channel, flap separately forms left flap and right flap along the cross section of axis direction, left flap and right flap are all hinged by bindiny mechanism and vias inner walls, bindiny mechanism is positioned at one end of flap opening, elastic component comprises the first elastic component and the second elastic component, the first elastic component supports and is located between left flap and vias inner walls, the second elastic component supports and is located between right flap and vias inner walls, it is reliable and stable that this model utility has sealability, wear-resistant, long service life, operate steadily and shockproof feature.
Description
Technical field
The utility model relates to a kind of valve, and more particularly, it relates to a kind of antiwear safety check.
Background technique
Safety check claims again one-way valve or reverse valve, its effect is to prevent that the medium in pipeline from flowing backwards, open-shut device is opened voluntarily or closes by media flow and gravity, to prevent that valve that medium flows backwards is on safety check, safety check belongs to self-acting valve class, be mainly used on the pipeline of medium one-way flow, only allow medium to flow to a direction, to try to avert accidents.
The flap of safety check is opened under fluid pressure action, and fluid flows to outlet side from suction side, and when suction side pressure is during lower than outlet side, flap automatically closes to prevent that fluid from flowing backwards under the factor effects such as fluid pressure difference or gravity own.
Flap is being opened or is closing in work for a long time, and the wearing and tearing meeting between flap and valve body is more and more serious, affects the effect that safety check stops medium to flow backwards.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of antiwear safety check, has sealing reliable and stable, wear-resistant, and long service life operates steadily and shockproof feature.
For achieving the above object, the utility model provides following technological scheme:
A kind of antiwear safety check, comprise valve body, described valve body comprises input duct and delivery channel, between described input duct and delivery channel, be provided with passage, in described passage, be provided with check device, described check device comprises elastic component, flap and bindiny mechanism, described flap is set to conulite, the bottom surface of described flap is provided with opening, described open communication input duct, the top of described flap is towards delivery channel, described flap separately forms left flap and right flap along the cross section of axis direction, described left flap and right flap are all hinged by bindiny mechanism and vias inner walls, described bindiny mechanism is positioned at one end of flap opening, described elastic component comprises the first elastic component and the second elastic component, described the first elastic component supports and is located between left flap and vias inner walls, described the second elastic component supports and is located between right flap and vias inner walls.
By adopting technique scheme, described flap is set to conical hollow, the large one end of described flap bore is towards input duct, fluid enters from input duct, it is large that the pressure of described input duct becomes, fluid enters in the flap of conical hollow, be under pressure left flap and right flap of flap opens from the little one end of bore, described left flap and right flap are all hinged by bindiny mechanism and vias inner walls, described flap be take bindiny mechanism and is rotated in a circumferential direction as round dot is, fluid enters delivery channel from the flap of conical hollow, when the flow of fluid less, pressure in input duct can diminish, state when described left flap and right flap all revert to beginning by elastic component, avoid the fluid refluence in delivery channel to get back to input duct, play the effect of non-return, this valve flap structure is simple, sealability is reliable and stable, wear-resistant, long service life, operate steadily with shockproof.
The utility model is further set to: described bindiny mechanism and elastic component are on same shaft section, described elastic component is positioned at one end that flap bore is little, described bindiny mechanism comprises pin and the collar, described pin with channel axis to vertical, described pin is interspersed in the collar and is fixedly connected with vias inner walls, and the described collar is fixedly connected with the periphery of flap.
By adopting technique scheme, described bindiny mechanism is positioned at one end of flap opening, realizing flap take bindiny mechanism and does circumferential movement as round dot, described elastic component is positioned at one end that flap bore is little, when spring recovers the change of elasticity pressure, suffered resistance can be with little, easily that left flap and right flap is closed, stop fluid to flow backwards, the described collar and flap are welded as a whole, pin is fixed on the inwall of passage, described passage is provided with the half slot of placing for the collar, the described collar is set on pin, it rotates on pin, the described collar and pin, simple in structure, can realize to the greatest extent hinged effect and stability high, prevent that flap from shaking when pressurized.
The utility model is further set to: described elastic component is set to spring, and the inwall of described passage is provided with the groove of placing for spring, and described spring one end arranges with groove diapire is vertical, and its other end is vertical with flap to be arranged.
By adopting technique scheme, described spring structure is simple, described spring and groove diapire and all vertical settings, make spring only be subject at work that elasticity press to become and, and can not be distorted, be permanent deformation, this structure stability is high, described spring is when recovering deformation, the power of recovering deformation can not be dispersed and all act on flap, makes the speed of left flap and right flap closure faster, and closed encapsulation is better.
The utility model is further set to: the height of described flap is consistent with the length of passage, and the shape size of described the first elastic component is consistent with the shape size of the second elastic component.
By adopting technique scheme, the length of described passage is fixed value, and described flap is longer, the angle that flap opens is just less, the pressure that flap is received will be larger, and flap easily damages in working long hours, and flap height is too little, cause closure stable not, affect using effect, this structure is saved the material of flap, lower cost and do not affect using effect, the structure size of two springs is consistent, to assembling, provides convenience.
The utility model is further set to: described flap is provided with hydraulic seal, and described hydraulic seal is arranged on the position that left flap contacts with right flap.
By adopting technique scheme, the position that left flap contacts with right flap is provided with hydraulic seal for preventing leak of liquid, and when left flap and right flap closure, the liquid in delivery channel refluxes from its gap, to user, brings inconvenience.
Accompanying drawing explanation
Fig. 1 is a kind of antiwear safety check embodiment's of the utility model schematic diagram;
Fig. 2 is a kind of antiwear safety check embodiment's of model utility flap schematic diagram;
Fig. 3 is bindiny mechanism's schematic diagram of a kind of antiwear safety check embodiment of model utility.
Fig. 4 be A place in Fig. 1 of a kind of antiwear safety check embodiment of model utility enlarged view '
In figure: 1, valve body; 2, input duct; 3, delivery channel; 4, check device; 41, elastic component; 411, the first elastic component; 412, the second elastic component; 42, flap; 421, left flap; 422, right flap; 43, bindiny mechanism; 431, pin; 432, the collar; 5, passage; 6, hydraulic seal; 7, groove.
Embodiment
Referring to figs. 1 through Fig. 4, a kind of antiwear safety check embodiment of the utility model is described further.
A kind of antiwear safety check, comprise valve body 1, described valve body 1 comprises input duct 2 and delivery channel 3, between described input duct 2 and delivery channel 3, be provided with passage 5, in described passage 5, be provided with check device 4, described check device 4 comprises elastic component 41, flap 42He bindiny mechanism 43, described flap 42 is set to conulite, the bottom surface of described flap 42 is provided with opening, described flap 42 open communication input ducts 2, the top of described flap 42 is towards delivery channel 3, described flap 42 is split up into left flap 421 and right flap 422 along the cross section of axis direction, described left flap 421 and right flap 422 are all hinged with inwall by bindiny mechanism 43, described bindiny mechanism 43 is positioned at one end of flap 42 openings, described elastic component 41 comprises the first elastic component 411 and the second elastic component 412, described the first elastic component 411 supports to be located between left flap 421 and the inwall of passage 5, described the second elastic component 412 supports to be located between right flap 422 and the inwall of passage 5, described flap 42 is set to conical hollow, the large one end of described flap 42 bores is towards input duct 2, fluid enters from input duct 2, it is large that the pressure of described input duct 2 becomes, fluid enters in the flap 42 of conical hollow, the flap 42 left flap 421 that is under pressure opens from the little one end of bore with right flap 422, described left flap 421 is all hinged with inwall by bindiny mechanism 43 with right flap 422, described flap 42Yi bindiny mechanism 43 rotates in a circumferential direction for round dot is, fluid enters delivery channel 2 from the flap 42 of conical hollow, when the flow of fluid less, pressure in input duct 2 can diminish, state when described left flap 421 all reverts to beginning by elastic component 41 with right flap 422, avoid the fluid refluence in delivery channel 3 to get back to input duct 2, play the effect of non-return, this flap 42 is simple in structure, sealability is reliable and stable, wear-resistant, long service life, operate steadily with shockproof.
Described bindiny mechanism 43 and elastic component 41 are on same shaft section, realize flap 42Yi bindiny mechanism 43 and do circumferential movement for round dot, described elastic component 41 is positioned at the little one end of flap 42 bores, when spring recovers the change of elasticity pressure, suffered resistance can be with little, easily by left flap 421 and right flap 422 closures, stop fluid to flow backwards, described bindiny mechanism 43 comprises pin 431 and the collar 432, described pin 431 is with axially vertical, described pin 431 is interspersed in the collar 432 and is fixedly connected with inwall, the described collar 432 is fixedly connected with the periphery of flap 42, the described collar 432 is welded as a whole with flap 42, on the inwall that pin 431 is fixed on, described inwall is provided with the half slot of placing for the collar 432, the described collar 432 is set on pin 431, it rotates on pin 431, the described collar 432 and pin 431, simple in structure, can realize to the greatest extent hinged effect and stability high, prevent that flap 42 from shaking when pressurized.
Described elastic component 41 is set to spring, described inwall is provided with the groove 7 of placing for spring, described spring one end and vertical setting of groove 7 diapires, the setting vertical with flap 42 of its other end, described spring structure is simple, described spring and groove 7 diapires and all vertical settings of flap 42, make spring only be subject at work that elasticity press to become and, and can not be distorted, be not permanent deformation, this structure stability is high, described spring is when recovering deformation, the power of recovering deformation can not be dispersed and all act on flap 42, make left flap 421 faster with the speed of right flap 422 closures, closed encapsulation is better.
The height of described flap 42 with length consistent, the shape size of described the first elastic component 411 is consistent with the shape size of the second elastic component 412, described length is fixed value, described flap 42 is longer, the angle that flap 42 opens is just less, the pressure that flap 42 is received will be larger, flap 42 easily damages in working long hours, flap 42 is highly too little, causes closure stable not, affects using effect, this structure is saved the material of flap 42, lower cost and do not affect using effect, the structure size of two springs is consistent, to assembling, provides convenience.
Described flap 42 is provided with hydraulic seal 6, and described hydraulic seal 6 is arranged on the position that left flap 421 contacts with right flap 422.
By adopting technique scheme, the position that left flap 421 contacts with right flap 422 is provided with hydraulic seal 6 for preventing leak of liquid, when left flap 421 and right flap 422 are closed, the liquid in delivery channel 3 refluxes from its gap, to user, brings inconvenience.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. an antiwear safety check, comprise valve body, described valve body comprises input duct and delivery channel, between described input duct and delivery channel, be provided with passage, in described passage, be provided with check device, it is characterized in that: described check device comprises elastic component, flap and bindiny mechanism, described flap is set to conulite, the bottom surface of described flap is provided with opening, described open communication input duct, the top of described flap is towards delivery channel, described flap separately forms left flap and right flap along the cross section of axis direction, described left flap and right flap are all hinged by bindiny mechanism and vias inner walls, described bindiny mechanism is positioned at one end of flap opening, described elastic component comprises the first elastic component and the second elastic component, described the first elastic component supports and is located between left flap and vias inner walls, described the second elastic component supports and is located between right flap and vias inner walls.
2. a kind of antiwear safety check according to claim 1, it is characterized in that: described bindiny mechanism and elastic component are on same shaft section, described elastic component is positioned at one end that flap bore is little, described bindiny mechanism comprises pin and the collar, described pin with channel axis to vertical, described pin is interspersed in the collar and is fixedly connected with vias inner walls, and the described collar is fixedly connected with the periphery of flap.
3. a kind of antiwear safety check according to claim 2, it is characterized in that: described elastic component is set to spring, the inwall of described passage is provided with the groove of placing for spring, and described spring one end arranges with groove diapire is vertical, and its other end is vertical with flap to be arranged.
4. a kind of antiwear safety check according to claim 3, is characterized in that: the height of described flap is consistent with the length of passage, and the shape size of described the first elastic component is consistent with the shape size of the second elastic component.
5. a kind of antiwear safety check according to claim 4, is characterized in that: described flap is provided with hydraulic seal, and described hydraulic seal is arranged on the position that left flap contacts with right flap.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420088291.XU CN204004598U (en) | 2014-02-28 | 2014-02-28 | A kind of antiwear safety check |
Applications Claiming Priority (1)
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CN201420088291.XU CN204004598U (en) | 2014-02-28 | 2014-02-28 | A kind of antiwear safety check |
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CN204004598U true CN204004598U (en) | 2014-12-10 |
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CN201420088291.XU Expired - Fee Related CN204004598U (en) | 2014-02-28 | 2014-02-28 | A kind of antiwear safety check |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113384969A (en) * | 2021-07-23 | 2021-09-14 | 深圳市美普达环保设备有限公司 | Dust and waste gas cleaning and dedusting system |
CN114320823A (en) * | 2021-12-14 | 2022-04-12 | 刘河 | Solar air compressor |
-
2014
- 2014-02-28 CN CN201420088291.XU patent/CN204004598U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113384969A (en) * | 2021-07-23 | 2021-09-14 | 深圳市美普达环保设备有限公司 | Dust and waste gas cleaning and dedusting system |
CN113384969B (en) * | 2021-07-23 | 2022-05-27 | 深圳市美普达环保设备有限公司 | Dust and waste gas cleaning and dedusting system |
CN114320823A (en) * | 2021-12-14 | 2022-04-12 | 刘河 | Solar air compressor |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20160228 |
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CF01 | Termination of patent right due to non-payment of annual fee |