CN104110514A - Round flap valve - Google Patents
Round flap valve Download PDFInfo
- Publication number
- CN104110514A CN104110514A CN201410310672.2A CN201410310672A CN104110514A CN 104110514 A CN104110514 A CN 104110514A CN 201410310672 A CN201410310672 A CN 201410310672A CN 104110514 A CN104110514 A CN 104110514A
- Authority
- CN
- China
- Prior art keywords
- door
- twisting arm
- flap valve
- plate
- hinged
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
Abstract
The invention relates to a round flap valve, and belongs to the technical field of water supply and drainage equipment. The round flap valve comprises a round valve body with a passageway. A cylindrical pipe body is fixed to the outer wall of the round valve body, the longitudinal center section of the pipe body is of a trapezoidal structure with the top end shorter than the bottom end, an inclined passageway opening is formed in the outer end face of the pipe body, the top end of the valve body is hinged to the top ends of hinge arms through upper pivots, and the bottom ends of the hinge arms are hinged to a valve plate through lower pivots. When closed, the valve plate makes contact with the outer end face of the pipe body in a sealing mode. Adjusting devices are arranged between the top ends of the hinge arms and the valve body. Adjusting threaded rods are arranged at the bottom ends of the hinge arms. Due to the design of the upper pivots and the lower pivots, the opening arm of force of the valve plate and planeness between the valve plate and the sealing ring can be flexibly adjusted according to actual working conditions, and optimal opening, closing and sealing effects are achieved.
Description
Technical field
The invention belongs to plumbing equipment technical field, be specifically related to a kind of circular flap valve.
Background technique
Existing flap valve, due to the difference of actual conditions, after door-plate installs, the sealing of the opening force of door-plate greatly and after closing is poor, once be difficult to ensure the planeness between opening force and sealing surface and the body sealing surface of door-plate after installing, due to opening force after installing of existing flap valve, close behind the door the planeness between door-plate and door body sealing surface etc. and be all difficult to guarantee, therefore overcurrent damage by water is large, poor sealing performance is the major defect of existing flap valve.
Summary of the invention
Object of the present invention is exactly the defect for prior art, and a kind of circular flap valve is provided.
The technical solution used in the present invention is: comprise the round door body that has runner, on the external wall of described round door, be fixed with cylindrical tube, the longitudinal center cross section of described body is the long trapezium structure in short bottom, top, described body exterior edge face forms the runner mouth of inclination, described door body top is hinged by head lamp brush guard pivot and twisting arm top, described twisting arm bottom is hinged by lower pivot and door-plate, and in the time that door-plate cuts out, described door-plate contacts with the sealing of body exterior edge face; Between described twisting arm top and door body, be provided with controlling device; Described twisting arm bottom is provided with adjusting screw rod.
Further preferred structure, described twisting arm top is the U-shaped structure of two STHs, described U-shaped structure both sides are hinged on head lamp brush guard pivot.
Further preferred structure, described controlling device comprises bolt and the retaining ring that is arranged on bolt one end, and described Fixing shrink ring is on head lamp brush guard pivot, and the described bolt the other end penetrates in the bolt hole arranging on a body.
Further preferred structure, described twisting arm top is provided with the first fastening screw trip bolt, and described the first fastening screw trip bolt withstands retaining ring outer ring after penetrating twisting arm top.
Further preferred structure, described adjusting screw rod is arranged in the bolt hole of twisting arm bottom, and door-plate is withstood in described adjusting screw rod end.
Further preferred structure, described twisting arm bottom is provided with the second fastening screw trip bolt, and described the second fastening screw trip bolt withstands lower pivot after penetrating twisting arm bottom.
Further preferred structure, described door-plate is provided with fixed base, and described lower pivot two ends are installed in fixed base, and described twisting arm bottom is hinged on lower pivot.
Further preferred structure, described tube wall is fixed with the seal ring that protrudes from body exterior edge face by clip, and in the time that door-plate cuts out, described door-plate contacts with seal ring.
Further preferred structure, described door body top is hinged with two twisting arm tops respectively by two head lamp brush guard pivots, and described two twisting arm bottoms are hinged by two lower pivots and door-plate respectively.
The present invention adopts upper and lower two pivots design, the arm of force that can open according to actual conditions free adjusting door-plate and and seal ring between planeness, reach optimum keying and sealing effect; Seal ring adopts unique structural type, is fixed on body outer rim with clip, easy for installation, is convenient to regulate; Opening force is little, and sealing is reliable.The present invention is not only applicable to from density current, and the overvoltage forward and backward can bearing pump producing when work, can be used for the water passage system of supply and drain water system and lower pressure.
Brief description of the drawings
Fig. 1 is plan view of the present invention;
Fig. 2 is side view of the present invention;
Fig. 3 is I place partial enlarged drawing in Fig. 2;
Fig. 4 is II place partial enlarged drawing in Fig. 2;
Fig. 5 is III place partial enlarged drawing in Fig. 2.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, be convenient to be well understood to the present invention, but they do not form restriction to the present invention.
As shown in Figure 1 and Figure 2, the present invention includes the round door body 1 that has runner, on described round door body 1 outer wall, be fixed with cylindrical tube 2, the longitudinal center cross section of described body 2 is the long trapezium structure in short bottom, top, described body 2 exterior edge faces form the runner mouth of inclination, described door body 1 top is hinged by two head lamp brush guard pivots 4 and two twisting arm 6 tops 6.1, described two twisting arms 6 bottoms 6.2 are hinged with door-plate 3 by two lower pivots 5 respectively, in the time that door-plate 3 cuts out, described door-plate 3 contacts with body 2 exterior edge face sealings.
As Fig. 1, Fig. 2, shown in Fig. 3, described twisting arm 6 tops are the U-shaped structure of two STHs, described U-shaped structure both sides are hinged on head lamp brush guard pivot 4, between described twisting arm 6 tops 6.1 and door body, be provided with controlling device 12, described controlling device 12 comprises bolt 12.1 and is arranged on the retaining ring 12.2 of bolt 12.1 one end, described retaining ring 12.2 is enclosed within on head lamp brush guard pivot 4, the described bolt the other end penetrates in the bolt hole arranging on a body 1, described twisting arm 6 tops 6.1 are provided with the first fastening screw trip bolt 10, described the first fastening screw trip bolt 10 withstands retaining ring 12.2 outer rings after penetrating twisting arm 6 tops 6.1.
As shown in Figure 1, Figure 2, Figure 4 shows, described door-plate 3 is provided with fixed base 7, described lower pivot 5 two ends are installed in fixed base 7, described twisting arm 6 bottoms 6.2 are hinged on lower pivot 5, described twisting arm 6 bottoms 6.2 are provided with adjusting screw rod 13, described adjusting screw rod 13 is arranged in the bolt hole of twisting arm 6 bottoms 6.2, door-plate 3 is withstood in described adjusting screw rod 13 ends, described twisting arm 6 bottoms 6.2 are provided with the second fastening screw trip bolt 11, and described the second fastening screw trip bolt 11 withstands lower pivot 5 after penetrating twisting arm 6 bottoms 6.2.
As shown in Fig. 2, Fig. 5, described body 2 outer walls are fixed with the seal ring 9 that protrudes from body 2 exterior edge faces by clip 8, and in the time that door-plate 3 cuts out, described door-plate 3 contacts with seal ring 9.
The arm of force that the present invention opens by the adjustable door-plate of controlling device by the planeness of the adjustable door-plate sealing surface of adjusting screw rod and seal ring, rotates door-plate in certain limit amount; According under the different condition of actual conditions and installation form, this design can better ensure opening force that door-plate is smaller and open before and close after sealing.Adopt clip that seal ring is fixed on to body outer rim, easy for installation adjustable, good seal performance, the amount of leakage that not only flows backwards is little, and the impact force of the door-plate of available buffer while closing.Door-plate of the present invention and door body link together by twisting arm, can be installed on piping flange and wall by the fixed hole 14 being arranged on a body, under the effect of front hydraulic pressure, open, and under the effect of reverse water pressure and door-plate deadweight, close.
The content that this specification is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (9)
1. a circular flap valve, comprise the round door body that has runner, on the external wall of described round door, be fixed with cylindrical tube, it is characterized in that: the longitudinal center cross section of described body is the long trapezium structure in short bottom, top, described body exterior edge face forms the runner mouth of inclination, and described door body top is hinged by head lamp brush guard pivot and twisting arm top, and described twisting arm bottom is hinged by lower pivot and door-plate, in the time that door-plate cuts out, described door-plate contacts with the sealing of body exterior edge face; Between described twisting arm top and door body, be provided with controlling device; Described twisting arm bottom is provided with adjusting screw rod.
2. circular flap valve according to claim 1, is characterized in that: described twisting arm top is the U-shaped structure of two STHs, and described U-shaped structure both sides are hinged on head lamp brush guard pivot.
3. circular flap valve according to claim 1, is characterized in that: described controlling device comprises bolt and the retaining ring that is arranged on bolt one end, and described Fixing shrink ring is on head lamp brush guard pivot, and the described bolt the other end penetrates in the bolt hole arranging on a body.
4. circular flap valve according to claim 3, is characterized in that: described twisting arm top is provided with the first fastening screw trip bolt, and described the first fastening screw trip bolt withstands retaining ring outer ring after penetrating twisting arm top.
5. circular flap valve according to claim 1, is characterized in that: described adjusting screw rod is arranged in the bolt hole of twisting arm bottom, and door-plate is withstood in described adjusting screw rod end.
6. circular flap valve according to claim 1, is characterized in that: described twisting arm bottom is provided with the second fastening screw trip bolt, and described the second fastening screw trip bolt withstands lower pivot after penetrating twisting arm bottom.
7. circular flap valve according to claim 1, is characterized in that: described door-plate is provided with fixed base, and described lower pivot two ends are installed in fixed base, and described twisting arm bottom is hinged on lower pivot.
8. circular flap valve according to claim 1, is characterized in that: described tube wall is fixed with the seal ring that protrudes from body exterior edge face by clip, and in the time that door-plate cuts out, described door-plate contacts with seal ring.
9. circular flap valve according to claim 1, is characterized in that: described door body top is hinged with two twisting arm tops respectively by two head lamp brush guard pivots, and described two twisting arm bottoms are hinged by two lower pivots and door-plate respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410310672.2A CN104110514B (en) | 2014-06-30 | 2014-06-30 | Round flap valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410310672.2A CN104110514B (en) | 2014-06-30 | 2014-06-30 | Round flap valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104110514A true CN104110514A (en) | 2014-10-22 |
| CN104110514B CN104110514B (en) | 2017-02-15 |
Family
ID=51707434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410310672.2A Active CN104110514B (en) | 2014-06-30 | 2014-06-30 | Round flap valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104110514B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5246032A (en) * | 1992-02-10 | 1993-09-21 | Muddiman Robert W | Fluid check valve |
| CN2800007Y (en) * | 2004-10-30 | 2006-07-26 | 陈亚平 | Glass fiber reinforced plastic flap valve |
| CN201416671Y (en) * | 2009-06-19 | 2010-03-03 | 扬州市天雨玻璃钢制品厂 | Flap valve |
| CN102635713A (en) * | 2012-05-16 | 2012-08-15 | 李鼎宏 | Fire-proof lampblack-discharging check valve for shared flue |
| CN103851233A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Round rotating closure flap valve |
| CN204004600U (en) * | 2014-06-30 | 2014-12-10 | 武汉圣禹排水系统有限公司 | Circular flap valve |
-
2014
- 2014-06-30 CN CN201410310672.2A patent/CN104110514B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5246032A (en) * | 1992-02-10 | 1993-09-21 | Muddiman Robert W | Fluid check valve |
| CN2800007Y (en) * | 2004-10-30 | 2006-07-26 | 陈亚平 | Glass fiber reinforced plastic flap valve |
| CN201416671Y (en) * | 2009-06-19 | 2010-03-03 | 扬州市天雨玻璃钢制品厂 | Flap valve |
| CN102635713A (en) * | 2012-05-16 | 2012-08-15 | 李鼎宏 | Fire-proof lampblack-discharging check valve for shared flue |
| CN103851233A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Round rotating closure flap valve |
| CN204004600U (en) * | 2014-06-30 | 2014-12-10 | 武汉圣禹排水系统有限公司 | Circular flap valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104110514B (en) | 2017-02-15 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 509 Weihu Road, Shamao Street, Hannan District, Wuhan City, Hubei Province, 430090 Patentee after: Wuhan Shengyu Smart Ecological Environmental Protection Co.,Ltd. Address before: 430056 zhuanyang science and Technology Industrial Park, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province Patentee before: WUHAN SHENGYU DRAINAGE SYSTEM Co.,Ltd. |