CN218582287U - Cut-off blind plate valve - Google Patents
Cut-off blind plate valve Download PDFInfo
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- CN218582287U CN218582287U CN202222852466.7U CN202222852466U CN218582287U CN 218582287 U CN218582287 U CN 218582287U CN 202222852466 U CN202222852466 U CN 202222852466U CN 218582287 U CN218582287 U CN 218582287U
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Abstract
The utility model discloses a cut-off blind plate valve, which comprises two buckled valve plates, wherein the two valve plates are fixed by fastening bolts at the edges of the two valve plates, a valve body sealing element is circumferentially arranged at the periphery between the two valve plates, the two valve plates and the valve body sealing element are enclosed to form a sealed valve cavity, two valve holes are formed at the same positions of the two valve plates, annular sealing grooves are formed at the positions, close to the valve holes, of the relative inner sides of the two valve plates, and the sealing grooves are communicated with the valve holes; an inserting plate is arranged in the valve cavity in a sliding mode, a through hole corresponding to the valve hole is formed in the inserting plate, an annular valve plate sealing element is arranged in the sealing groove, and the valve plate sealing element is abutted to the inserting plate. The valve drives the inserting plate to cut and transmit materials through the worm gear mechanism, the materials are sealed through the filler without leaking, the valve can be completely cut off without leaking when being in a blind position, and the defect of leaking in other valves is overcome.
Description
The technical field is as follows:
the utility model relates to a cut off blind plate valve belongs to machinery.
Background art:
in the production of chemical enterprises at present, internal leakage often occurs after the valve is opened and closed for many times, particularly, the frequency of large-size gate valves is high, so that equipment and pipeline systems cannot be isolated, and equipment cannot be cut out and maintained for many times in the industry, so that the condition of device or local shutdown is caused; has great hidden trouble to the safety production and the equipment operation of enterprises.
The utility model has the following contents:
in order to solve the technical problem, an object of the present invention is to provide a vinyl chloride polymerization tail gas treatment system capable of removing active free radicals and achieving stable production.
The utility model discloses by following technical scheme implement: a cut-off blind plate valve comprises two buckled valve plates, wherein the two valve plates are fixed through fastening bolts at the edges of the two valve plates, a valve body sealing piece is circumferentially arranged at the periphery between the two valve plates, the two valve plates and the valve body sealing piece are enclosed to form a sealed valve cavity, two valve holes are formed in the same positions of the two valve plates, annular sealing grooves are formed in the positions, close to the valve holes, of the opposite inner sides of the two valve plates, and the sealing grooves are communicated with the valve holes; an inserting plate is arranged in the valve cavity in a sliding mode, a through hole corresponding to the valve hole is formed in the inserting plate, an annular valve plate sealing element is arranged in the sealing groove, and the valve plate sealing element is abutted to the inserting plate; the plug board is fixedly connected with the valve rod, one end of the valve rod is fixedly connected with the plug board, the other end of the valve rod penetrates out of the valve cavity, one end of the valve rod, extending out of the valve cavity, is connected with a driving device, and the valve rod is driven by the driving device to slide in the valve cavity.
Preferably, the valve hole week side of the relative outside of valve plate is fixed and is equipped with the flange pipe, the one end of flange pipe with valve plate sealing connection, the flange pipe with the valve hole intercommunication.
Preferably, a plurality of filling holes are formed in the valve plate on the periphery side of the valve hole, the filling holes are communicated with the sealing groove, filling materials are filled in the filling holes, one end of each filling material is abutted to the sealing element of the valve plate, and the other end of each filling material is compacted by the flange plate of the flange pipe, so that the flange pipe and the valve plate are sealed.
Preferably, the valve plate is screwed with a puller bolt abutting against the valve plate sealing member.
Preferably, the driving device is a worm gear mechanism, and a volute of the worm gear mechanism is fixed with the valve plate.
Preferably, a shower guide pipe communicated with the valve cavity is arranged on the valve plate or the valve body sealing element, and a shower guide valve is arranged on the shower guide pipe.
The utility model has the advantages that:
1. the valve is controlled manually or electrically, the worm and gear mechanism transmits torque, the valve rod is operated, the valve rod drives the inserting plate, the inserting plate is provided with a through position and a blind position, material circulation can be achieved when the through position is achieved, material cutting can be achieved when the blind position is achieved, materials are not leaked outside through packing sealing, the innovation point is that the valve can be completely cut off when the valve is in the blind position, no internal leakage exists, and the defect of internal leakage of other valves is overcome.
2. The utility model discloses can realize effectively cutting off of chemical enterprise's equipment, pipeline, solve the unable difficulty of keeping apart of the unable equipment that leads to of keeping apart of the equipment that leads to of leaking in all the other various valves, the unable isolation of system. The enterprise safety risk is reduced, and the safe, stable and continuous operation of the enterprise is guaranteed, so that the good economic benefit of the enterprise is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front view of a cut-off blind plate valve in example 1;
FIG. 2 is a schematic top view of a cutoff blind plate valve according to embodiment 1;
in the figure: the valve plate comprises a valve plate 1, a fastening bolt 2, a valve body sealing piece 3, a valve cavity 4, a valve hole 5, a flange pipe 6, an inserting plate 7, a valve plate sealing piece 8, a tightening bolt 9, a driving device 10, a filling hole 11, a valve rod 12, a valve rod sealing piece 13, a spray guiding pipe 14, a spray guiding valve 15 and a through hole 16.
The specific implementation mode is as follows:
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
a cut-off blind plate valve comprises two buckled rectangular valve plates 1, the two valve plates 1 are fixed through fastening bolts 2 at the edges of the two valve plates 1, a valve body sealing piece 3 is circumferentially arranged at the periphery between the two valve plates 1, the two valve plates 1 and the valve body sealing piece 3 are enclosed to form a sealed valve cavity 4, valve holes 5 are formed in the central positions of the two valve plates 1, flange pipes 6 are fixedly arranged on the periphery sides of the valve holes 5 on the opposite outer sides of the valve plates 1, one ends of the flange pipes 6 are connected with the valve plates 1 in a sealing mode, and the flange pipes 6 are communicated with the valve holes 5;
an annular sealing groove is formed in the positions, close to the valve hole 5, of the inner sides, relative to the two valve plates 1, and the sealing groove is communicated with the valve hole 5; an inserting plate 7 is arranged in the valve cavity 4 in a sliding mode, and the inserting plate 7 can slide along the length direction of the valve plate 1; a through hole 16 corresponding to the valve hole 5 is formed in the inserting plate 7, and the through hole 16 is aligned with the valve hole and is at a through position; an annular valve plate sealing element 8 is arranged in the sealing groove, the valve plate sealing element 8 is abutted with the inserting plate 7, and a puller bolt 9 abutted with the valve plate sealing element 8 is screwed on the valve plate 1; the inserting plate 7 is fixedly connected with the valve rod 12, one end of the valve rod 12 is fixedly connected with the inserting plate 7, the other end of the valve rod 12 penetrates out of the valve cavity 4, one end, extending out of the valve cavity 4, of the valve rod 12 is connected with the driving device 10, and the valve rod 12 is driven by the driving device 10 to slide in the valve cavity 4.
Seted up a plurality of feed openings 11 on valve plate 1 of valve opening 5 week side, feed opening 11 link up with the seal groove, are filled with the filler in feed opening 11, filler one end and 8 butt of valve plate sealing member, the other end of filler and the ring flange compaction by flange pipe 6 realize flange pipe 6 and valve plate 1 sealed.
The driving device 10 is a worm gear mechanism, specifically, a volute of the worm gear mechanism is fixed with the valve plate 1, one end of the valve rod 12 extending out of the valve cavity 4 is provided with threads to form a worm of the worm gear mechanism, the worm penetrates through the volute and is in threaded connection with an inner ring of a worm gear in the volute, and an outer ring of the threads is meshed with the hand wheel rod to realize transmission.
In this embodiment, the valve rod 12 and the edge portions of the two valve plates 1 are further provided with a valve rod sealing member 13, specifically, the valve plates 1 are provided with semicircular groove bodies, the groove bodies are filled with fillers, and then the valve rods are compacted and fixed through the gland fixed with the valve plates 1.
A spray guide pipe 14 communicated with the valve cavity 4 is arranged on the valve plate 1 or the valve body sealing piece 3, a spray guide valve 15 is arranged on the spray guide pipe 14, and when the valve leaks inwards under the accident condition, the transmission medium accumulated in the valve cavity 4 cannot be discharged.
This valve passes through manual or electric control, and worm gear mechanism transmission moment of torsion operates valve rod 12, and valve rod 12 drives picture peg 7, and picture peg 7 is furnished with logical position and blind position, can realize the material circulation when leading to the position, can realize the material during the blind position and cut off to realize through packing sealed that the material does not leak outward, innovation point lies in that this valve can realize cutting off completely when being in the blind position and does not leak in, has compensatied other valves and has leaked the shortcoming in.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A cut-off blind plate valve is characterized by comprising two buckled valve plates, wherein the two valve plates are fixed through fastening bolts at the edges of the two valve plates, a valve body sealing piece is circumferentially arranged at the periphery between the two valve plates, the two valve plates and the valve body sealing piece are enclosed to form a sealed valve cavity, two valve holes are formed in the same positions of the two valve plates, annular sealing grooves are formed in the positions, close to the valve holes, of the opposite inner sides of the two valve plates, and the sealing grooves are communicated with the valve holes; an inserting plate is arranged in the valve cavity in a sliding mode, a through hole corresponding to the valve hole is formed in the inserting plate, an annular valve plate sealing element is arranged in the sealing groove, and the valve plate sealing element is abutted to the inserting plate; the plug board is fixedly connected with the valve rod, one end of the valve rod is fixedly connected with the plug board, the other end of the valve rod penetrates out of the valve cavity, one end of the valve rod, extending out of the valve cavity, is connected with a driving device, and the valve rod is driven by the driving device to slide in the valve cavity.
2. A cut-off blind plate valve according to claim 1, wherein a flange pipe is fixedly arranged on the periphery of the valve hole on the opposite outer side of the valve plate, one end of the flange pipe is connected with the valve plate in a sealing manner, and the flange pipe is communicated with the valve hole.
3. A cut-off blind plate valve according to claim 2, wherein a plurality of filler holes are formed in the valve plate on the periphery of the valve hole, the filler holes are communicated with the seal groove, a filler is filled in the filler holes, one end of the filler abuts against the valve plate seal member, and the other end of the filler is compacted by the flange plate of the flange pipe.
4. A cut-off blind plate valve according to claim 1, wherein said valve plate is screwed with a puller bolt abutting against said valve plate seal.
5. A cut-off blind plate valve according to claim 1, characterised in that the driving means is a worm gear mechanism, the volute of which is fixed to the valve plate.
6. The cut-off blind plate valve according to claim 1, wherein a shower guide pipe communicated with the valve cavity is arranged on the valve plate or the valve body sealing element, and a shower guide valve is arranged on the shower guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222852466.7U CN218582287U (en) | 2022-10-27 | 2022-10-27 | Cut-off blind plate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222852466.7U CN218582287U (en) | 2022-10-27 | 2022-10-27 | Cut-off blind plate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218582287U true CN218582287U (en) | 2023-03-07 |
Family
ID=85376688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222852466.7U Active CN218582287U (en) | 2022-10-27 | 2022-10-27 | Cut-off blind plate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218582287U (en) |
-
2022
- 2022-10-27 CN CN202222852466.7U patent/CN218582287U/en active Active
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