CN209762272U - butterfly valve convenient to fixed valve plate - Google Patents
butterfly valve convenient to fixed valve plate Download PDFInfo
- Publication number
- CN209762272U CN209762272U CN201920431642.5U CN201920431642U CN209762272U CN 209762272 U CN209762272 U CN 209762272U CN 201920431642 U CN201920431642 U CN 201920431642U CN 209762272 U CN209762272 U CN 209762272U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve shaft
- shaft
- valve plate
- plate
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000005260 corrosion Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 25
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 238000005253 cladding Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a butterfly valve convenient for fixing a valve plate, which belongs to the field of valves, and comprises a valve body, a valve rod, a valve plate and a valve shaft, wherein the valve rod, the valve plate and the valve shaft are all arranged in the valve body, a valve plate sealing sleeve is arranged in the valve body, the valve rod and the valve shaft are arranged at two sides of the upper end and the lower end of the valve body, the opposite ends of the valve rod and the valve shaft respectively penetrate through the side walls of the upper end and the lower end of the valve body, a linking body is fixedly connected on the side wall of one end of the valve plate, the upper end and the lower end of the linking body are respectively provided with an upper inserting port and a lower inserting port corresponding to the positions of the valve rod and the valve shaft, the valve rod and the valve shaft are respectively and fixedly connected with the upper inserting port and the lower inserting port, a limiting mechanism for limiting the valve shaft is fixedly arranged at the, and the installation fastening is strong, and the leakproofness is good.
Description
Technical Field
The utility model relates to a valve field, more specifically say, relate to a butterfly valve convenient to fixed valve plate.
background
The butterfly valve is a valve whose opening and closing piece, i.e. valve plate is a disk, and can be opened and closed by means of its rotation, and is applicable to pipelines for conveying various corrosive and non-corrosive fluid media in engineering systems of producer, gas, natural gas, liquefied petroleum gas, city gas, cold and hot air, chemical smelting and power generation environmental protection, etc. and can be used for regulating and cutting off flow of medium.
The valve plate of current butterfly valve often is the beading on the valve rod or carries out fixed mounting through installation screw and valve rod, adopts welded fixed mode although the fastening nature is strong, nevertheless is difficult for dismantling, and inconvenient later stage is changed or is clean, and only adopts the installation screw to fix, when the live time overlength, when the locking department of installation screw appears becoming flexible or wearing and tearing, this butterfly valve then can not play fine effect of opening and close.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a butterfly valve convenient to fixed valve plate, it can realize conveniently dismantling the installation to the valve plate, and the later stage of being convenient for is clean, and installs fastening nature strong, and the leakproofness is good.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A butterfly valve convenient for fixing a valve plate comprises a valve body, a valve rod, a valve plate and a valve shaft, wherein the valve rod, the valve plate and the valve shaft are all arranged in the valve body, the valve plate is sealed and sleeved in the valve body, the valve rod and the valve shaft are positioned at the two sides of the upper end and the lower end of the valve body, and the opposite ends of the valve rod and the valve shaft respectively penetrate through the side walls of the upper end and the lower end of the valve body, the side wall of one end of the valve plate is fixedly connected with a connecting body, the upper end and the lower end of the connecting body are respectively provided with an upper inserting opening and a lower inserting opening which correspond to the positions of the valve rod and the valve shaft, the valve rod and the valve shaft are respectively and fixedly connected with the upper inserting opening and the lower inserting opening, the bottom end of the valve body is fixedly provided with a limiting mechanism for limiting the valve shaft, the bottom end of the valve shaft is movably connected in the limiting mechanism, can realize conveniently dismantling the installation to the valve plate, the later stage of being convenient for is clean, and installs fastening nature strong, and the leakproofness is good.
Further, the cladding has sealed steel ring on the lateral wall of valve plate, the cladding has the anticorrosive sealing washer of O type on the lateral wall of sealed steel ring, and the anticorrosive sealing washer of O type and the sealed swing joint of inner wall looks of valve body set up sealed steel ring and the anticorrosive sealing washer of O type, has improved the connection leakproofness between valve plate and the valve body.
Furthermore, the outer side end of the upper insertion opening and the outer side end of the lower insertion opening are both provided with an upper threaded opening and a lower threaded opening, the upper threaded opening and the lower threaded opening are respectively provided with an upper threaded sleeve and a lower threaded sleeve which are matched with the upper threaded opening and the lower threaded opening, the upper threaded sleeve and the lower threaded sleeve are respectively tightly sleeved on the valve rod and the valve shaft, and the upper threaded sleeve and the lower threaded sleeve improve the stability of the valve rod and the valve shaft respectively connected with the connecting body when the valve rod and the valve shaft are installed.
Further, equal threaded connection has the installation screw on the lateral wall of the upper and lower extreme of the connection body, and the connection body carries out fixed mounting through the installation screw with valve rod, valve shaft looks fixed connection respectively with the installation screw, has further improved the steadiness between valve rod, valve rod and the connection body and has been connected.
Furthermore, stop gear is including the disk seat of welding in the valve body bottom, set up the well cavity to valve shaft assorted in the disk seat, locking screw fixedly connected with mount pad is passed through to the bottom of disk seat, and the valve shaft rotates to be connected on the up end of mount pad, and after fixing the upper end of valve shaft, carry out sealing connection through the mount pad to the disk seat.
Furthermore, the upper end face of the mounting seat is provided with a rotating groove matched with the valve shaft, the lower port of the valve shaft is rotatably connected in the rotating groove, a sealing sleeve for sealing and movably connecting the valve shaft is fixedly sleeved in the hollow cavity, the bottom of the valve shaft is rotatably connected in the rotating groove at the upper end of the mounting seat and is matched with the sealing sleeve, and the rotating stability of the valve shaft is improved.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) This scheme is used through the cooperation of installation screw and last thread bush, lower thread bush, can realize conveniently dismantling the installation to the valve plate, and the later stage of being convenient for is clean, and has improved fastening effect, and the difficult production of installation department is not hard up.
(2) The cladding has the sealing steel ring on the lateral wall of valve plate, and the cladding has the anticorrosive sealing washer of O type on the lateral wall of sealing steel ring, and the anticorrosive sealing washer of O type and the sealed swing joint mutually of inner wall of valve body set up the anticorrosive sealing washer of sealing steel ring and O type, has improved the connection leakproofness between valve plate and the valve body.
(3) the outer side ends of the upper insertion opening and the lower insertion opening are provided with an upper threaded opening and a lower threaded opening, the upper threaded opening and the lower threaded opening are respectively provided with an upper threaded sleeve and a lower threaded sleeve which are matched with the upper threaded opening and the lower threaded opening, the upper threaded sleeve and the lower threaded sleeve are respectively and tightly sleeved on the valve rod and the valve shaft, and when the valve rod and the valve shaft are installed, the upper threaded sleeve and the lower threaded sleeve improve the stability of the valve rod and the stability of the valve shaft which are respectively connected with the connecting body.
(4) All threaded connection has the installation screw on the lateral wall of the upper and lower end of the connection body, and the connection body is respectively and fixedly connected with the valve rod and the valve shaft through the installation screw, and is fixedly installed through the installation screw, so that the stability connection among the valve rod, the valve rod and the connection body is further improved.
(5) Stop gear is including welding the disk seat in the valve body bottom, has seted up in the disk seat to valve shaft assorted well cavity, and locking screw fixedly connected with mount pad is passed through to the bottom of disk seat, and the valve shaft rotates to be connected on the up end of mount pad, and after the upper end to the valve shaft is fixed, carries out sealing connection through the mount pad to the disk seat.
(6) The upper end face of the mounting seat is provided with a rotating groove matched with the valve shaft, the lower port of the valve shaft is rotatably connected in the rotating groove, a sealing sleeve for sealing and movably connecting the valve shaft is fixedly sleeved in the hollow cavity, the bottom of the valve shaft is rotatably connected in the rotating groove in the upper end of the mounting seat, and the sealing sleeve is matched with the valve shaft, so that the rotating stability of the valve shaft is improved.
Drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is a partial sectional view of the valve plate of the present invention;
FIG. 3 is a schematic perspective view of the valve plate of the present invention;
Fig. 4 is a schematic diagram of the external structure of the present invention.
The reference numbers in the figures illustrate:
The valve comprises a valve body 1, a valve rod 2, a valve plate 3, a sealing steel ring 31, an anticorrosive sealing ring 32O, a connecting body 4, a valve shaft 5, an upper threaded sleeve 6, a lower threaded sleeve 7, an upper inserting port 8, a lower inserting port 9, an upper threaded port 10, a lower threaded port 11, a valve seat 12, a mounting seat 13 and a sealing sleeve 14.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
Example 1:
Referring to fig. 1-4, a butterfly valve convenient for fixing a valve plate includes a valve body 1, a valve rod 2, a valve plate 3 and a valve shaft 5, wherein the valve rod 2, the valve plate 3 and the valve shaft 5 are all installed in the valve body 1, the valve plate 3 is hermetically sleeved in the valve body 1, the valve rod 2 and the valve shaft 5 are located at two sides of the upper and lower ends of the valve body 1, opposite ends of the valve rod 2 and the valve shaft 5 respectively penetrate through the side walls of the upper and lower ends of the valve body 1, a linking body 4 is fixedly connected to the side wall of one end of the valve plate 3, the upper and lower ends of the linking body 4 are respectively provided with an upper insertion port 8 and a lower insertion port 9 corresponding to the positions of the valve rod 2 and the valve shaft 5, and the valve rod 2 and the.
The concrete connection is as follows: the outer side ends of the upper inserting opening 8 and the lower inserting opening 9 are respectively provided with an upper threaded opening 10 and a lower threaded opening 11, the upper threaded opening 10 and the lower threaded opening 11 are respectively provided with an upper threaded sleeve 6 and a lower threaded sleeve 7 which are matched with the upper threaded opening 10 and the lower threaded opening 11, the upper threaded sleeve 6 and the lower threaded sleeve 7 are respectively tightly sleeved on the valve rod 2 and the valve shaft 5, the valve rod 2 and the valve shaft 5 are respectively inserted into the upper inserting opening 8 and the lower inserting opening 9, the upper threaded sleeve 6 and the lower threaded sleeve 7 are respectively rotated when the connecting body is installed, so that the stability connection between the valve rod 2 and the connecting body 4 is respectively improved, more specifically, the outer side walls of the upper end and the lower end of the connecting body 4 are respectively in threaded connection with installation screws, the connecting body 4 is respectively fixedly connected with the valve rod 2 and the valve shaft 5 through the installation screws, and is fixedly installed through the installation screws, the firm connection between the valve rod 2, the valve rod 5 and the connecting body 4 is further improved.
The bottom end of the valve body 1 is fixedly provided with a limiting mechanism for limiting the valve shaft 5, the bottom end of the valve shaft 5 is movably connected in the limiting mechanism, specifically, the limiting mechanism comprises a valve seat 12 welded at the bottom end of the valve body 1, a hollow cavity matched with the valve shaft 5 is formed in the valve seat 12, the bottom end of the valve seat 12 is fixedly connected with an installation seat 13 through a locking screw, the valve shaft 5 is rotatably connected on the upper end surface of the installation seat 13, after the upper end part of the valve shaft 5 is fixed, the valve seat 12 is hermetically connected through the installation seat 13, the upper end surface of the installation seat 13 is provided with a rotating groove matched with the valve shaft 5, the lower port of the valve shaft 5 is rotatably connected in the rotating groove, a sealing sleeve 14 for hermetically and movably connecting the valve shaft 5 is fixedly sleeved in the hollow cavity, the bottom of the valve shaft 5 is rotatably connected in the rotating groove at, the stability of the rotation of the valve shaft 5 is improved.
Referring to fig. 2-3, the outer side wall of the valve plate 3 is covered with a sealing steel ring 31, the outer side wall of the sealing steel ring 31 is covered with an O-shaped anti-corrosion sealing ring 32, the O-shaped anti-corrosion sealing ring 32 is movably connected with the inner wall of the valve body 1 in a sealing manner, and the sealing steel ring 31 and the O-shaped anti-corrosion sealing ring 32 are arranged, so that the connection sealing performance between the valve plate 3 and the valve body 1 is improved.
When the valve plate 3 is installed on the butterfly valve, firstly, the valve plate 3 is hermetically sleeved in the valve body 1, the opposite ends of the valve rod 2 and the valve shaft 5 are respectively inserted downwards and upwards in the valve body 1, in the process, the upper thread sleeve 6 and the lower thread sleeve 7 are respectively sleeved on the valve rod 2 and the valve shaft 5, the bottom end of the valve rod 2 is inserted in the upper insertion opening 8, the valve rod 2 is locked through the installation screw, then the upper thread sleeve 6 is screwed downwards, the fastening connection between the valve rod 2 and the connecting body 4 is further improved, similarly, the top end of the valve shaft 5 is inserted in the lower insertion opening 9, the valve shaft 5 and the connecting body 4 are locked through the installation screw, then the lower thread sleeve 7 is screwed upwards, the fastening connection between the valve shaft 5 and the connecting body 4 is further improved, finally, the valve seat 12 at the bottom is hermetically connected through the installation seat 13, and the bottom end of the valve shaft 5 is rotatably connected with the rotating groove on the, the valve rod 2 is rotated to drive the valve plate 3 to open and close;
It should be noted that the top end of the valve rod 2 is connected to a series of driving structures, the driving structures are fixedly mounted on the top end of the valve plate 1, and the driving structures drive the valve rod 2, which is prior art and not explicitly shown in the drawings, and will not be described herein in detail.
the above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.
Claims (6)
1. the utility model provides a butterfly valve convenient to fixed valve plate, includes valve body (1), valve rod (2), valve plate (3) and valve shaft (5), its characterized in that: the valve rod (2), the valve plate (3) and the valve shaft (5) are all arranged in the valve body (1), the valve plate (3) is sleeved in the valve body (1) in a sealing way, the valve rod (2) and the valve shaft (5) are positioned on the two sides of the upper end and the lower end of the valve body (1), and the opposite ends of the valve rod (2) and the valve shaft (5) respectively penetrate through the side walls of the upper end and the lower end of the valve body (1), a connecting body (4) is fixedly connected on the side wall of one end of the valve plate (3), the upper end and the lower end of the connecting body (4) are respectively provided with an upper inserting opening (8) and a lower inserting opening (9) which correspond to the positions of the valve rod (2) and the valve shaft (5), the valve rod (2) and the valve shaft (5) are respectively fixedly connected with the upper inserting opening (8) and the lower inserting opening (9), the bottom end of the valve body (1) is fixedly provided with a limiting mechanism for limiting the valve shaft (5), and the bottom end of the valve shaft (5) is movably connected in the limiting mechanism.
2. A butterfly valve facilitating fixation of a valve plate, as claimed in claim 1, wherein: the valve plate is characterized in that the outer side wall of the valve plate (3) is coated with a sealing steel ring (31), the outer side wall of the sealing steel ring (31) is coated with an O-shaped anti-corrosion sealing ring (32), and the O-shaped anti-corrosion sealing ring (32) is in sealing movable connection with the inner wall of the valve body (1).
3. A butterfly valve facilitating fixation of a valve plate, as claimed in claim 1, wherein: the outer side ends of the upper inserting opening (8) and the lower inserting opening (9) are provided with an upper threaded opening (10) and a lower threaded opening (11), the upper threaded opening (10) and the lower threaded opening (11) are respectively provided with an upper threaded sleeve (6) and a lower threaded sleeve (7) which are matched with the upper threaded sleeve and the lower threaded sleeve, and the upper threaded sleeve (6) and the lower threaded sleeve (7) are respectively and tightly sleeved on the valve rod (2) and the valve shaft (5).
4. A butterfly valve facilitating fixation of a valve plate, as claimed in claim 1, wherein: the outer side walls of the upper end and the lower end of the connecting body (4) are in threaded connection with mounting screws, and the connecting body (4) is fixedly connected with the valve rod (2) and the valve shaft (5) through the mounting screws respectively.
5. A butterfly valve facilitating fixation of a valve plate, as claimed in claim 1, wherein: stop gear is including welding disk seat (12) in valve body (1) bottom, set up in disk seat (12) to valve shaft (5) assorted well cavity, locking screw fixedly connected with mount pad (13) is passed through to the bottom of disk seat (12), and valve shaft (5) rotate to be connected on the up end of mount pad (13).
6. a butterfly valve facilitating fixation of a valve plate according to claim 5, wherein: the upper end face of the mounting seat (13) is provided with a rotating groove matched with the valve shaft (5), the lower port of the valve shaft (5) is rotatably connected in the rotating groove, and a sealing sleeve (14) for sealing and movably connecting the valve shaft (5) is fixedly sleeved in the hollow cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920431642.5U CN209762272U (en) | 2019-04-01 | 2019-04-01 | butterfly valve convenient to fixed valve plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920431642.5U CN209762272U (en) | 2019-04-01 | 2019-04-01 | butterfly valve convenient to fixed valve plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209762272U true CN209762272U (en) | 2019-12-10 |
Family
ID=68757495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920431642.5U Active CN209762272U (en) | 2019-04-01 | 2019-04-01 | butterfly valve convenient to fixed valve plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209762272U (en) |
-
2019
- 2019-04-01 CN CN201920431642.5U patent/CN209762272U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209762272U (en) | butterfly valve convenient to fixed valve plate | |
| CN215059648U (en) | High-temperature and high-pressure resistant ball valve | |
| CN209370510U (en) | Low-temperature brake valve | |
| CN217815010U (en) | Electric drive intelligence switching valve body | |
| CN219911787U (en) | Intelligent adjusting butterfly valve | |
| CN213839603U (en) | Metal hard seal butterfly valve | |
| CN213393580U (en) | Butterfly valve with good installation stability | |
| CN210949904U (en) | Hard seal butterfly valve | |
| CN219570937U (en) | Top-mounted fixed ball valve | |
| CN208831750U (en) | A kind of butterfly valve with circlip | |
| CN213871152U (en) | Novel butterfly valve structure for hydraulic engineering | |
| CN216843209U (en) | Pneumatic bi-pass ball valve | |
| CN220980339U (en) | Leakage-proof electric butterfly valve | |
| CN219493087U (en) | Hard seal butterfly valve | |
| CN214699249U (en) | All-metal hard-sealing butterfly valve | |
| CN211117660U (en) | Metal hard seal butterfly valve with flange | |
| CN220622783U (en) | Butterfly valve with multiple seal structure | |
| CN212775617U (en) | High-frequency high-performance butterfly valve | |
| CN218207877U (en) | Novel fire-fighting gate valve with good sealing performance | |
| CN210770293U (en) | Compact high performance butterfly valve | |
| CN219888746U (en) | Metal seal butterfly valve convenient to installation | |
| CN215980834U (en) | High-temperature and high-pressure stop valve based on combined valve cap | |
| CN220623063U (en) | Rotary joint with good connection tightness | |
| CN211288785U (en) | Pneumatic butt-clamp type rubber sealing butterfly valve | |
| CN212616356U (en) | Butt clamp type butterfly valve for hydrant water supply pipeline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200429 Address after: 201508 No.1, Lane 55, Shanfu East Road, Shanyang Town, Jinshan District, Shanghai Patentee after: Shanghai linggao Precision Machinery Co., Ltd Address before: 322200 No. 148, 8 District, Yansancun, Yantou Town, Pujiang County, Jinhua City, Zhejiang Province Patentee before: Chen Jian |