CN204042087U - A kind of eccentric action full flow safety check - Google Patents
A kind of eccentric action full flow safety check Download PDFInfo
- Publication number
- CN204042087U CN204042087U CN201420521152.1U CN201420521152U CN204042087U CN 204042087 U CN204042087 U CN 204042087U CN 201420521152 U CN201420521152 U CN 201420521152U CN 204042087 U CN204042087 U CN 204042087U
- Authority
- CN
- China
- Prior art keywords
- sealing
- flap
- valve body
- returnning spring
- safety check
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- 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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of eccentric action full flow safety check, comprise valve body and be hinged on the flap in valve body, valve body two ends are respectively arranged with intake tunnel and exhalant canal, valve body is provided with the limiting groove for limiting flap maximum rotation stroke, flap is provided with arc groove in the middle part of intake tunnel end, flap is positioned at arc groove outer end and is provided with seal arrangement, seal arrangement comprises Sealing, Returnning spring and attachment screw, flap is laterally provided with Sealing mounting groove and screw hole, attachment screw head is threaded with Sealing the inner, described Sealing forms sealing by the elastic compression intake tunnel outlet end end face of Returnning spring.Technique scheme, limiting groove is arranged rationally, enables safety check full flow by medium, makes compact structure again, do not waste material; Sealing device structure on flap is simple, and mounting or dismounting are convenient, maintenance easily, Sealing good sealing effect and reach corrosion-resistant object, long service life.
Description
Technical field
The utility model relates to valve technology field, is specifically related to a kind of eccentric action full flow safety check.
Background technique
Swing check valve is also known as check valve, one-way valve or check valve, and its effect is the function ensureing medium directional flow in pipeline and unlikely refluence.Safety check comprises Swing check valve, at present, and Swing check valve, in use, when flap and valve base sealing, be adopt the end face of flap arrange Sealing by pressing plate extruding install, realize the object of sealing, but, the seal due to soundness poor, in use easily come off, thus impact to sealing, and Sealing is easily corroded, Sealing changes trouble, causes reduce working life; Swing check valve major part in addition on market can not be opened entirely, and thus rate-of flow receives restriction, and pipe-line system power loss can be caused comparatively large, and small part can be opened entirely, but cavity volume belly is large, and product structure is huge, and waste of material is many, uneconomical.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of reasonable in design, compact structure, good seal performance, the eccentric action full flow safety check of long service life.
For achieving the above object, the utility model provides following technological scheme: a kind of eccentric action full flow safety check, comprise valve body and be hinged on the flap in valve body, described valve body two ends are respectively arranged with intake tunnel and exhalant canal, described valve body is provided with the limiting groove for limiting flap maximum rotation stroke, described flap is provided with arc groove in the middle part of intake tunnel end, described flap is positioned at arc groove outer end and is provided with seal arrangement, described seal arrangement comprises Sealing, Returnning spring and attachment screw, described flap is laterally provided with Sealing mounting groove and screw hole, be communicated with screw hole in the middle part of described Sealing mounting groove, in described Sealing mounting groove, Sealing is installed, in screw hole, attachment screw is installed, and attachment screw head is threaded with Sealing the inner, between described Sealing the inner and Sealing mounting groove, Returnning spring is installed, Returnning spring one end compresses Sealing the inner, the other end compresses Sealing mounting groove bottom surface, described Sealing forms sealing by the elastic compression intake tunnel outlet end end face of Returnning spring.
By adopting technique scheme, limiting groove is arranged rationally, enables safety check full flow by medium, makes compact structure again, do not waste material; Sealing device structure on flap is simple, and mounting or dismounting are convenient, and easily, Sealing can consist of with intake tunnel outlet end end face Returnning spring elastic force and seals in maintenance, good sealing effect and reach corrosion-resistant object, long service life.
The utility model is set to further: described Returnning spring has been wholely set the first contiguous block near Sealing end, Returnning spring deviates from Sealing end and has been wholely set the second contiguous block, described first contiguous block and Sealing interior edge face are welded and fixed, and the second contiguous block interior edge face compresses Sealing mounting groove bottom surface.By this setting, the first contiguous block and the second contiguous block are arranged rationally, Returnning spring are connected convenient, reliable with Sealing.
The utility model is also set to further: described flap upper end has been wholely set rocking bar, and described rocking bar upper end is provided with attachment hole, establishes and be equipped with bearing pin in described attachment hole, and rocking bar forms hinged by bearing pin and valve body.By this setting, flap and valve body easy to connect, reliable operation.
The utility model is also set to further: described Sealing is made up of rubber or polytetrafluoroethylmaterial material.By this setting, sealing property of sealing component is good, long service life.
The utility model is also set to further: described Returnning spring is stainless steel spring.By this setting, Returnning spring not easily gets rusty, corrosion, long service life.
The utility model is also set to further: described attachment screw, the first contiguous block and the second contiguous block are made by stainless steel material.By this setting, attachment screw, the first contiguous block and the second contiguous block not easily get rusty, corrode, long service life.
The utility model has the advantages that: compared with prior art, the utility model vibrational power flow is reasonable, and limiting groove is arranged rationally, enables safety check full flow by medium, makes compact structure again, do not waste material; Sealing device structure on flap is simple, and mounting or dismounting are convenient, and easily, Sealing can consist of with intake tunnel outlet end end face Returnning spring elastic force and seals in maintenance, good sealing effect and reach corrosion-resistant object, long service life.
Below in conjunction with Figure of description and specific embodiment, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the enlarged diagram in I portion in Fig. 1;
Fig. 3 is the structural representation of the utility model embodiment Returnning spring.
Embodiment
See Fig. 1, Fig. 2 and Fig. 3, a kind of eccentric action full flow safety check disclosed in the utility model, comprise valve body 1 and be hinged on the flap 2 in valve body 1, described valve body 1 two ends are respectively arranged with intake tunnel 11 and exhalant canal 12, described valve body 1 is provided with the limiting groove 13 for limiting flap 2 maximum rotation stroke, described flap 2 is provided with arc groove 21 in the middle part of intake tunnel 11 end, described flap 2 is positioned at arc groove 21 outer end and is provided with seal arrangement, described seal arrangement comprises Sealing 3, Returnning spring 4 and attachment screw 5, described flap 2 is laterally provided with Sealing mounting groove 22 and screw hole 23, be communicated with screw hole 23 in the middle part of described Sealing mounting groove 22, in described Sealing mounting groove 22, Sealing 3 is installed, in screw hole 23, attachment screw 5 is installed, and attachment screw 5 head is threaded with Sealing 3 the inner, between described Sealing 3 the inner and Sealing mounting groove 22, Returnning spring 4 is installed, it is inner that Returnning spring 4 one end compresses Sealing 3, the other end compresses Sealing mounting groove 22 bottom surface, described Sealing 3 forms sealing by the elastic compression intake tunnel 11 outlet end end face of Returnning spring 4.
For making the utility model structure more reasonable, as preferably, Returnning spring 4 described in the present embodiment has been wholely set the first contiguous block 41 near Sealing 3 end, Returnning spring 4 deviates from Sealing 3 end and has been wholely set the second contiguous block 42, described first contiguous block 41 is welded and fixed with Sealing 3 interior edge face, and the second contiguous block 42 interior edge face compresses Sealing mounting groove 22 bottom surface.
Described flap 2 upper end has been wholely set rocking bar 6, and described rocking bar 6 upper end is provided with attachment hole 61, establishes and be equipped with bearing pin 7 in described attachment hole 61, and rocking bar 6 forms hinged by bearing pin 7 and valve body 1.
Described Sealing 3 is made up of rubber or polytetrafluoroethylmaterial material.Described Returnning spring 4 is stainless steel spring.Described attachment screw 5, first contiguous block 41 and the second contiguous block 42 are made by stainless steel material.
The present embodiment limiting groove is arranged on exhalant canal import upper end, and flap can rise in the limiting groove of valve body after opening, and the bottom of flap can be passed through with the way radial ball of latus rectum same size, and product so just can be made to play the effect of full flow.The gravity's center control of flap, in the right of center line, can ensure can play self-packing effect in a free state.
The utility model vibrational power flow is reasonable, and limiting groove is arranged rationally, enables safety check full flow by medium, makes compact structure again, do not waste material; Sealing device structure on flap is simple, and mounting or dismounting are convenient, and easily, Sealing can consist of with intake tunnel outlet end end face Returnning spring elastic force and seals in maintenance, good sealing effect and reach corrosion-resistant object, long service life.
Above-described embodiment is to specific descriptions of the present utility model; only for being further described the utility model; can not be interpreted as the restriction to the utility model protection domain, the technician of related domain makes some nonessential improvement according to the content of above-mentioned model utility to the utility model and adjustment all falls within protection domain of the present utility model.
Claims (6)
1. an eccentric action full flow safety check, comprise valve body (1) and be hinged on the flap (2) in valve body (1), described valve body (1) two ends are respectively arranged with intake tunnel (11) and exhalant canal (12), it is characterized in that: described valve body (1) is provided with the limiting groove (13) for limiting flap (2) maximum rotation stroke, described flap (2) is provided with arc groove (21) near intake tunnel (11) end middle part, described flap (2) is positioned at arc groove (21) outer end and is provided with seal arrangement, described seal arrangement comprises Sealing (3), Returnning spring (4) and attachment screw (5), described flap (2) is upper is laterally provided with Sealing mounting groove (22) and screw hole (23), described Sealing mounting groove (22) middle part is communicated with screw hole (23), in described Sealing mounting groove (22), Sealing (3) is installed, in screw hole (23), attachment screw (5) is installed, and attachment screw (5) head is threaded with Sealing (3) the inner, between described Sealing (3) the inner and Sealing mounting groove (22), Returnning spring (4) is installed, it is inner that Returnning spring (4) one end compresses Sealing (3), the other end compresses Sealing mounting groove (22) bottom surface, described Sealing (3) forms sealing by elastic compression intake tunnel (11) the outlet end end face of Returnning spring (4).
2. one according to claim 1 eccentric action full flow safety check, it is characterized in that: described Returnning spring (4) has been wholely set the first contiguous block (41) near Sealing (3) end, Returnning spring (4) deviates from Sealing (3) end and has been wholely set the second contiguous block (42), described first contiguous block (41) and Sealing (3) interior edge face are welded and fixed, and the second contiguous block (42) interior edge face compresses Sealing mounting groove (22) bottom surface.
3. one according to claim 1 and 2 eccentric action full flow safety check, it is characterized in that: described flap (2) upper end has been wholely set rocking bar (6), described rocking bar (6) upper end is provided with attachment hole (61), in described attachment hole, (61) are established and are equipped with bearing pin (7), and rocking bar (6) forms hinged by bearing pin (7) and valve body (1).
4. one according to claim 3 eccentric action full flow safety check, is characterized in that: described Sealing (3) is made up of rubber or polytetrafluoroethylmaterial material.
5. one according to claim 4 eccentric action full flow safety check, is characterized in that: described Returnning spring (4) is stainless steel spring.
6. one according to claim 5 eccentric action full flow safety check, is characterized in that: described attachment screw (5), the first contiguous block (41) and the second contiguous block (42) are made by stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420521152.1U CN204042087U (en) | 2014-09-09 | 2014-09-09 | A kind of eccentric action full flow safety check |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420521152.1U CN204042087U (en) | 2014-09-09 | 2014-09-09 | A kind of eccentric action full flow safety check |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204042087U true CN204042087U (en) | 2014-12-24 |
Family
ID=52242755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420521152.1U Withdrawn - After Issue CN204042087U (en) | 2014-09-09 | 2014-09-09 | A kind of eccentric action full flow safety check |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204042087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864128A (en) * | 2014-09-09 | 2015-08-26 | 温州科科自控阀门有限公司 | Full-flow check valve with eccentric chord height |
-
2014
- 2014-09-09 CN CN201420521152.1U patent/CN204042087U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864128A (en) * | 2014-09-09 | 2015-08-26 | 温州科科自控阀门有限公司 | Full-flow check valve with eccentric chord height |
| CN104864128B (en) * | 2014-09-09 | 2017-06-13 | 温州科科自控阀门有限公司 | A kind of eccentric action full flow check-valves |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141224 Effective date of abandoning: 20170613 |