CN209818769U - High negative pressure fully-closed valve - Google Patents
High negative pressure fully-closed valve Download PDFInfo
- Publication number
- CN209818769U CN209818769U CN201920310650.4U CN201920310650U CN209818769U CN 209818769 U CN209818769 U CN 209818769U CN 201920310650 U CN201920310650 U CN 201920310650U CN 209818769 U CN209818769 U CN 209818769U
- Authority
- CN
- China
- Prior art keywords
- valve
- ring
- negative pressure
- valve bodies
- high negative
- 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.)
- Active
Links
Landscapes
- Fluid-Driven Valves (AREA)
Abstract
The utility model relates to the technical field of valves, especially, relate to a totally enclosed valve of high negative pressure, including two valve bodies, two be equipped with sealing mechanism between the valve body, sealing mechanism includes loop forming element and fixed plate, the fixed plate is located one side of loop forming element, peg graft in the inside of loop forming element has the plug-in strip for the plug-in strip slides along the inner wall of loop forming element, the plug-in strip is located between two valve bodies, the upper and lower surface of plug-in strip all bonds and has the sealing member, two sealing members respectively with the surface contact of valve body, the pterygoid lamina is installed respectively to the upper and lower surface of loop forming element, connects through a plurality of first bracing pieces between two pterygoid laminas and the fixed plate. Through setting up sealing mechanism for increase the leakproofness of valve, improve the resistant high negative pressure intensity of valve, the setting of cylinder is used for driving the brake knife board and installs between two valve bodies, the installation and the separation between brake knife board and the valve body of being convenient for.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to a high negative pressure totally-enclosed valve.
Background
Along with the development of modern industry, dust has increasingly serious influence on the environment and human health, and dust pollution is urgently treated effectively. In order to maintain clean production environment, places polluted by dust must be cleaned in time, in the existing dust cleaning process, a valve is closed, a dust collecting barrel is moved away, the valve needs to face a high-negative-pressure and fully-closed environment, the existing valve cannot meet the blanking requirement, the sealing performance is poor during use, the powder leakage phenomenon is caused during dust cleaning, and the working condition environment of the site is directly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high negative pressure fully-closed valve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the high negative pressure fully-closed valve comprises two valve bodies, wherein a sealing mechanism is arranged between the two valve bodies, the sealing mechanism comprises a ring-shaped piece and a fixed plate, the fixed plate is positioned on one side of the ring-shaped piece, a knife switch plate is inserted into the ring-shaped piece and slides along the inner wall of the ring-shaped piece, the knife switch plate is positioned between the two valve bodies, sealing elements are respectively bonded on the upper surface and the lower surface of the knife switch plate, the two sealing elements are respectively contacted with the surfaces of the valve bodies, wing plates are respectively arranged on the upper surface and the lower surface of the ring-shaped piece, the two wing plates are connected with the fixed plate through a plurality of first supporting rods, an air cylinder corresponding to the knife switch plate is arranged on the side surface of the fixed plate in a penetrating manner, a second mounting plate is arranged at one end of the air cylinder, two first mounting plates which are symmetrically arranged are connected on the side surface of the second mounting plate, and a supporting mechanism is arranged on the bottom surface of the annular piece.
Preferably, the supporting mechanism comprises a bottom plate, the bottom plate is located below the ring-shaped member, a plurality of second supporting rods are mounted on the upper surface of the bottom plate, the top ends of the plurality of second supporting rods are mounted on the bottom surface of the ring-shaped member, and at least two symmetrical screw holes are formed in the bottom surface of the bottom plate.
Preferably, a plurality of convex blocks are arranged on the side surfaces of the two valve bodies, and the convex blocks are arc-shaped.
Preferably, the two valve bodies are of an integrally formed structure.
Preferably, the sealing element is made of PTFE material.
The utility model provides a pair of totally-enclosed valve of high negative pressure, beneficial effect lies in: through setting up sealing mechanism for increase the leakproofness of valve, improve the resistant high negative pressure intensity of valve, the setting of cylinder is used for driving the brake knife board and installs between two valve bodies, the installation and the separation between brake knife board and the valve body of being convenient for.
Drawings
Fig. 1 is the utility model provides a structural schematic diagram of a high negative pressure totally-enclosed valve.
In the figure: the device comprises an air cylinder 1, a fixing plate 2, a first supporting rod 3, a valve body 4, a knife switch plate 5, a ring-shaped part 6, a sealing element 7, a first mounting plate 8, a second mounting plate 9, a wing plate 10, a bottom plate 11, a second supporting rod 12 and a screw hole 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, a totally enclosed valve of high negative pressure, including two valve bodies 4, a plurality of lugs are all installed to two valve bodies 4's side, and the lug is circular-arcly, and two valve bodies 4 of being convenient for are connected with other objects, improve the stability of valve body 4 position, and two valve bodies 4 are the integrated into one piece structure, and two valve bodies 4 adopt the integral type casting shaping, improve resistant high negative pressure intensity, and the material adopts the stainless steel, and intensity is good, and is high pressure resistant, and the outward appearance is pleasing to the eye.
A sealing mechanism is arranged between the two valve bodies 4, the sealing mechanism comprises a ring-shaped element 6 and a fixing plate 2, the fixing plate 2 is positioned at one side of the ring-shaped element 6, a knife switch plate 5 is inserted in the ring-shaped element 6, so that the knife switch plate 5 slides along the inner wall of the ring-shaped element 6, the knife switch plate 5 is positioned between the two valve bodies 4, sealing elements 7 are respectively bonded on the upper surface and the lower surface of the knife switch plate 5, the two sealing elements 7 are respectively contacted with the surfaces of the valve bodies 4, wing plates 10 are respectively arranged on the upper surface and the lower surface of the ring-shaped element 6, the two wing plates 10 are connected with the fixing plate 2 through a plurality of first supporting rods 3, an air cylinder 1 corresponding to the knife switch plate 5 is arranged on the side surface of the fixing plate 2 in a penetrating way, a second mounting plate 9 is arranged at one end of the air cylinder 1, two first mounting plates 8, sealing member 7 is made by the PTFE material, and the setting of sealing member 7 increases the sealing performance who is connected between sealing member 7 and two valve bodies 4, and the setting of cylinder 1 for drive knife switch board 5 business turn over between two valve bodies 4, the opening and shutting of the valve of being convenient for from the beginning.
Supporting mechanism is installed to the bottom surface of loop forming element 6, and supporting mechanism includes bottom plate 11, and bottom plate 11 is located the below of loop forming element 6, and the last surface mounting of bottom plate 11 has a plurality of second bracing pieces 12, and the bottom surface at loop forming element 6 is all installed on the top of a plurality of second bracing pieces 12, and the screw 13 of two symmetries is seted up at least to the bottom surface of bottom plate 11, and bottom plate 11 is used for the contact to support the object, and screw 13 is used for alternate the screw and inlays to establish at the support object.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The high-negative-pressure fully-closed valve comprises two valve bodies (4), and is characterized in that a sealing mechanism is arranged between the two valve bodies (4), the sealing mechanism comprises a ring-shaped piece (6) and a fixing plate (2), the fixing plate (2) is positioned on one side of the ring-shaped piece (6), a knife switch plate (5) is inserted into the ring-shaped piece (6) in a plugging manner, so that the knife switch plate (5) slides along the inner wall of the ring-shaped piece (6), the knife switch plate (5) is positioned between the two valve bodies (4), sealing elements (7) are respectively bonded on the upper surface and the lower surface of the knife switch plate (5), the two sealing elements (7) are respectively contacted with the surfaces of the valve bodies (4), wing plates (10) are respectively mounted on the upper surface and the lower surface of the ring-shaped piece (6), the two wing plates (10) are connected with the fixing plate (2) through a plurality of first supporting rods (3), and a cylinder (1) corresponding to the position of the knife, second mounting panel (9) are installed to the one end of cylinder (1), the side of second mounting panel (9) is connected with two symmetrical arrangement's first mounting panel (8), and upper and lower surface at brake knife board (5) is installed respectively through locking screw in two first mounting panels (8), supporting mechanism is installed to the bottom surface of loop forming element (6).
2. The high negative pressure fully-closed valve according to claim 1, wherein the supporting mechanism comprises a bottom plate (11), the bottom plate (11) is located below the ring-shaped member (6), a plurality of second supporting rods (12) are mounted on the upper surface of the bottom plate (11), the top ends of the plurality of second supporting rods (12) are mounted on the bottom surface of the ring-shaped member (6), and at least two symmetrical screw holes (13) are formed in the bottom surface of the bottom plate (11).
3. The high negative pressure fully-enclosed valve according to claim 1, characterized in that a plurality of projections are installed on the side surfaces of the two valve bodies (4), and the projections are arc-shaped.
4. A high negative pressure fully enclosed valve according to claim 1, characterized in that the two valve bodies (4) are of an integrally formed structure.
5. A high negative pressure fully enclosed valve according to claim 1, characterized in that said sealing member (7) is made of PTFE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920310650.4U CN209818769U (en) | 2019-03-12 | 2019-03-12 | High negative pressure fully-closed valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920310650.4U CN209818769U (en) | 2019-03-12 | 2019-03-12 | High negative pressure fully-closed valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209818769U true CN209818769U (en) | 2019-12-20 |
Family
ID=68875353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920310650.4U Active CN209818769U (en) | 2019-03-12 | 2019-03-12 | High negative pressure fully-closed valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209818769U (en) |
-
2019
- 2019-03-12 CN CN201920310650.4U patent/CN209818769U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110056745A (en) | A kind of skid-mounted type heat exchanger circulator | |
| CN209818769U (en) | High negative pressure fully-closed valve | |
| CN211435311U (en) | Conveniently change filter equipment for sewage treatment of filter screen | |
| CN208348270U (en) | Vacuum absorption device | |
| CN212666920U (en) | Screen printing machine with clean function | |
| CN206511004U (en) | A kind of strong curtain wall robot sucker of sealing | |
| CN203471643U (en) | Vacuum adsorption attachment device | |
| CN211573303U (en) | Lighting window for green building lighting room | |
| CN206918509U (en) | A kind of easy-to-dismount sewage conduct | |
| CN204899701U (en) | Take locking mechanical system sealing door structure and with laminating of this structure, remove bubble all -in -one | |
| CN109014861A (en) | A kind of simple laminated type automobile push button installing mechanism | |
| CN210920504U (en) | Be provided with clearance window pipe connection bellows | |
| CN212998590U (en) | Automatic unloading mechanism for filter plate of filter press | |
| CN209443534U (en) | The universal outlet device of a washbasin spring | |
| CN216454327U (en) | Low-power components of a whole that can function independently air-cooled prepared food cabinet of easily clearing up | |
| CN207399687U (en) | A kind of server cabinet with dust-absorbing function | |
| CN206838724U (en) | CNC high-pressure flexible cleaning center | |
| CN105064871B (en) | Convenient forms changed by a kind of glass | |
| CN212760096U (en) | Computer maintenance auxiliary assembly | |
| CN210080673U (en) | Novel lost foam casting sand box | |
| CN213962236U (en) | Marble strickle device | |
| CN214245958U (en) | Straight row head convenient to wash filter screen | |
| CN208296280U (en) | A kind of shape of the mouth as one speaks filter cartridge construction of wall-mounted fresh air purifier | |
| CN208178862U (en) | A kind of medical instrument O-ring seal assemble mechanism | |
| CN209189000U (en) | Thermal insulation material recovery system suction room exclusion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |