CN217633894U - Butt clamp type soft sealing pneumatic butterfly valve - Google Patents
Butt clamp type soft sealing pneumatic butterfly valve Download PDFInfo
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- CN217633894U CN217633894U CN202220955215.9U CN202220955215U CN217633894U CN 217633894 U CN217633894 U CN 217633894U CN 202220955215 U CN202220955215 U CN 202220955215U CN 217633894 U CN217633894 U CN 217633894U
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Abstract
The utility model discloses a butt clamp formula soft seal pneumatic butterfly valve, its technical scheme is: including the valve body, valve body top fixedly connected with shell, shell top fixedly connected with pneumatic actuator, valve body bottom internal connection has the valve rod, and the valve rod top is run through shell and fixed connection in the pneumatic actuator bottom, and valve body inner wall fixedly connected with is sealed to fill up, and the valve rod runs through sealed the pad, and sealed pad is cyclic annular, and the fixed cover of valve rod outside is equipped with the butterfly plate, and the butterfly plate is located sealed inside the pad and laminates mutually with sealed pad, the inside complementary unit that is equipped with of shell, the beneficial effects of the utility model are that: can block the valve rod through the design of slipmat and die, just so can not make the valve rod rotate because the pneumatic actuator is touched to the mistake when daily use to can not make the butterfly valve by the mistake open or the mistake is closed, can make tighter of slipmat card through spring design, just so can improve the security of butterfly valve greatly, thereby reduce the potential safety hazard, directly avoid the butterfly valve by the possibility of mistake open mistake switch.
Description
Technical Field
The utility model relates to a butterfly valve technical field, concretely relates to wafer formula soft seal pneumatic butterfly valve.
Background
The pneumatic butterfly valve is composed of a pneumatic actuator and a butterfly valve, wherein the pneumatic butterfly valve is opened and closed by a circular butterfly plate rotating along with a valve rod to realize the pneumatic valve of starting action, mainly used as a cut-off valve and also designed to have the function of adjusting or adjusting the cut-off valve, the butterfly valve is increasingly used on low-pressure large and medium-diameter pipelines, the commonly used butterfly valves are of a double-clamp butterfly valve and a flange butterfly valve, the double-clamp butterfly valve is formed by connecting the valve between two pipeline flanges by using a stud bolt, the flange butterfly valve is provided with a flange on the valve, and the flanges at two ends of the valve are connected on the pipeline flanges by using bolts.
The existing pneumatic butterfly valve is lack of a safety device, the butterfly valve can be opened and closed only by controlling the pneumatic actuator when the pneumatic butterfly valve is used, so that operation and maintenance personnel, maintainers and other workers can mistakenly touch the pneumatic actuator, the butterfly valve can be opened or closed, the safety coefficient is low, and certain potential safety hazards exist.
Disclosure of Invention
Therefore, the utility model provides a wafer formula soft seal pneumatic butterfly valve through the design of complementary unit to solve the problem among the background art.
In order to achieve the above object, the present invention provides the following technical solutions: the opposite-clamping type soft-sealing pneumatic butterfly valve comprises a valve body, wherein a shell is fixedly connected to the top of the valve body, a pneumatic actuator is fixedly connected to the top of the shell, a valve rod is connected to the inside of the bottom of the valve body, the top end of the valve rod penetrates through the shell and is fixedly connected to the bottom of the pneumatic actuator, a sealing gasket is fixedly connected to the inner wall of the valve body, the valve rod penetrates through the sealing gasket, the sealing gasket is annular, a butterfly plate is fixedly sleeved on the outside of the valve rod and is positioned inside the sealing gasket and attached to the sealing gasket, and an auxiliary mechanism is arranged inside the shell;
the auxiliary mechanism comprises a first rotating shaft, a second rotating shaft and a third rotating shaft, wherein the first rotating shaft is connected inside the shell, the second rotating shaft is located on two sides of the valve rod respectively, the rotating rod is fixedly sleeved outside the first rotating shaft and is provided with a rotating rod, the two rotating rod is fixedly connected with an anti-slip mat on the inner side, the two anti-slip mat is attached to the valve rod, the connecting block is fixedly connected with the outer side of the rotating rod, the spring is arranged on the outer side of the connecting block, the outer end of the spring extends to the inner walls of two sides of the shell respectively, the spring is connected with the rotating rod and the shell through movable hinged supports, push rods are arranged outside two sides of the shell, and the inner ends of the push rods penetrate through the shell and contact with two sides of the rotating rod.
Preferably, two equal fixedly connected with slider one in bull stick rear side, two spout one has been seted up to shell rear side inner wall, two the slider one inlays respectively to be established in two spout one inside and with spout one sliding connection.
Preferably, the tops of the two push rods are fixedly connected with a second sliding block, the inner wall of the top of the shell is provided with a second sliding groove, and the two sliding blocks are respectively embedded in the two second sliding grooves and are in sliding connection with the second sliding grooves.
Preferably, the outer ends of the two push rods are fixedly connected with push blocks.
Preferably, the two push rods are slidably connected with the shell.
Preferably, the gasket is made of a rubber material.
Preferably, the non-slip mat is made of polyurethane material.
Preferably, the shell both sides all are equipped with the installing component, the installing component includes four installation pieces, four the equal fixed connection of installation piece is outside the valve body, four the installation piece is circumference form evenly distributed, four the mounting hole has all been seted up to installation piece inside.
Preferably, the first rotating shaft is connected with the shell through a bearing.
Preferably, the valve rod is connected with the valve body and the shell through sealing bearings.
The utility model has the advantages that:
promote two push rods to the centre earlier when opening or closing the butterfly valve, just so can make two bull sticks use two pivots one to rotate as the rotation axis, thereby make slipmat and valve rod not contact, the spring is compressed simultaneously, work as slipmat and valve rod non-contact control pneumatic actuator, just so can open or close the butterfly valve, design through the slipmat can block the valve rod and die, just so can not make the valve rod rotate because of the pneumatic actuator is touched to the mistake when daily use, thereby can not make the butterfly valve by the mistake or the mistake is closed, can make tighter of slipmat card through the spring design, just so can improve the security of butterfly valve greatly, thereby reduce the potential safety hazard, directly avoid the butterfly valve by the possibility of mistake open the mistake and close.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a front sectional view provided by the present invention;
fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;
FIG. 4 is a perspective view of the rotating rod and the sliding block provided by the present invention;
in the figure: the pneumatic valve comprises a valve body 1, a housing 2, a pneumatic actuator 3, a valve rod 4, a sealing gasket 5, a butterfly plate 6, a first rotating shaft 7, a rotating rod 8, a non-slip mat 9, a connecting block 10, a spring 11, a push rod 12, a first sliding block 13, a second sliding block 14, a push block 15, a mounting part 16, a mounting block 17 and a mounting hole 18.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Referring to the attached drawings 1-4, the utility model provides a butt clamp type soft sealing pneumatic butterfly valve, including a valve body 1, the top of the valve body 1 is fixedly connected with a housing 2, the top of the housing 2 is fixedly connected with a pneumatic actuator 3, the bottom of the valve body 1 is internally connected with a valve rod 4, the top end of the valve rod 4 penetrates through the housing 2 and is fixedly connected with the bottom of the pneumatic actuator 3, the inner wall of the valve body 1 is fixedly connected with a sealing gasket 5, the valve rod 4 penetrates through the sealing gasket 5, the sealing gasket 5 is annular, a butterfly plate 6 is fixedly sleeved outside the valve rod 4, the butterfly plate 6 is positioned inside the sealing gasket 5 and is attached to the sealing gasket 5, and an auxiliary mechanism is arranged inside the housing 2;
the auxiliary mechanism comprises two first rotating shafts 7, the two first rotating shafts 7 are connected inside the shell 2, the two first rotating shafts 7 are located on two sides of the valve rod 4 respectively, rotating rods 8 are fixedly sleeved outside the two first rotating shafts 7, anti-slip pads 9 are fixedly connected on the inner sides of the two rotating rods 8, the inner ends of the two anti-slip pads 9 are attached to the valve rod 4, connecting blocks 10 are fixedly connected on the outer sides of the two rotating rods 8, springs 11 are arranged on the outer sides of the two connecting blocks 10, the outer ends of the two springs 11 extend to the inner walls of two sides of the shell 2 respectively, the springs 11 are connected with the rotating rods 8 and the shell 2 through movable hinged supports, push rods 12 are arranged outside two sides of the shell 2, the inner ends of the two push rods 12 penetrate through the shell 2 and are in contact with two sides of the two rotating rods 8, push blocks 15 are fixedly connected with the outer ends of the two push rods 12, the two push rods 12 are in sliding connection with the shell 2, and the sealing gasket 5 is made of rubber materials;
in the embodiment, when the butterfly valve is opened or closed, the two push rods 12 are pushed towards the middle firstly, so that the two rotating rods 8 can rotate by taking the two rotating shafts I7 as rotating shafts, the anti-skid pad 9 is not contacted with the valve rod 4, meanwhile, the spring 11 is compressed, when the anti-skid pad 9 is not contacted with the valve rod 4 to control the pneumatic actuator 3 to work, the butterfly valve can be opened or closed, the valve rod 4 can be clamped through the design of the anti-skid pad 9, the valve rod 4 cannot be rotated due to mistaken touch of the pneumatic actuator 3 in daily use, the butterfly valve cannot be opened or closed by mistake, the anti-skid pad 9 can be clamped more tightly through the design of the spring 11, and the safety of the butterfly valve can be greatly improved;
wherein, in order to realize spacing purpose, this device adopts following technical scheme to realize: the rear sides of the two rotating rods 8 are fixedly connected with first sliding blocks 13, the inner wall of the rear side of the shell 2 is provided with first sliding grooves, the first sliding blocks 13 are respectively embedded in the first sliding grooves and are in sliding connection with the first sliding grooves, the tops of the two push rods 12 are respectively fixedly connected with second sliding blocks 14, the inner wall of the top of the shell 2 is provided with second sliding grooves, the second sliding blocks 14 are respectively embedded in the second sliding grooves and are in sliding connection with the second sliding grooves, the first sliding blocks 13 can enable the rotating rods 8 to be more stable during rotation, and the second sliding blocks 14 can enable the push rods 12 to be more stable during movement;
wherein, in order to realize the purpose of improving factor of safety, this device adopts following technical scheme to realize: the anti-skid pad 9 is made of polyurethane material, and the friction force of the polyurethane material is large, so that the limit on the valve rod 4 can be increased, and the safety coefficient is improved;
wherein, in order to realize the purpose of making things convenient for the installation of valve body 1, this device adopts following technical scheme to realize: the two sides of the shell 2 are respectively provided with an installation part 16, each installation part 16 comprises four installation blocks 17, the four installation blocks 17 are fixedly connected to the outside of the valve body 1, the four installation blocks 17 are uniformly distributed in a circumferential shape, installation holes 18 are formed in the four installation blocks 17, and the installation of the valve body 1 can be facilitated through the design of the installation parts 16;
wherein, in order to realize the purpose of reducing the abrasion, the device adopts the following technical scheme: the first rotating shaft 7 is connected with the shell 2 through a bearing, and abrasion can be reduced through the bearing connection;
wherein, in order to realize avoiding the purpose of leaking, this device adopts following technical scheme to realize: the valve rod 4 is connected with the valve body 1 and the shell 2 through sealing bearings, and leakage can be avoided through the design of the sealing bearings.
The utility model discloses a use as follows: use the utility model discloses the time earlier to middle two ejector pads 15 that promote when opening or closing the butterfly valve, thereby make two push rods 12 remove to the centre, and then promote two bull sticks 8, just can make two bull sticks 8 rotate as the rotation axis with two pivot 7 respectively, slipmat 9 will not contact with valve rod 4 like this, spring 11 is compressed simultaneously, do not contact control pneumatic actuator 3 work when slipmat 9 and valve rod 4, just so can make valve rod 4 rotate, valve rod 4 rotates and drives butterfly plate 6 and rotate, thereby open or close the butterfly valve, design through slipmat 9 can block deadly to valve rod 4, just so can not make valve rod 4 rotate because of the pneumatic actuator 3 is touched to the mistake when daily use, thereby can not make the butterfly valve by mistake opening or mistake closing, can make the tighter that slipmat 9 blocks through spring 11 design, just so can improve the security of butterfly valve greatly, thereby reduce safety, directly avoid the butterfly valve by the possibility of mistake opening and closing.
The above is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (10)
1. The utility model provides a wafer formula soft seal pneumatic butterfly valve, includes valve body (1), its characterized in that: the top of the valve body (1) is fixedly connected with a shell (2), the top of the shell (2) is fixedly connected with a pneumatic actuator (3), a valve rod (4) is connected inside the bottom of the valve body (1), the top end of the valve rod (4) penetrates through the shell (2) and is fixedly connected to the bottom of the pneumatic actuator (3), a sealing gasket (5) is fixedly connected to the inner wall of the valve body (1), the valve rod (4) penetrates through the sealing gasket (5), the sealing gasket (5) is annular, a butterfly plate (6) is fixedly sleeved outside the valve rod (4), the butterfly plate (6) is located inside the sealing gasket (5) and is attached to the sealing gasket (5), and an auxiliary mechanism is arranged inside the shell (2);
the auxiliary mechanism comprises two rotating shafts I (7) and two rotating shafts I (7) are connected inside the shell (2) and two rotating shafts I (7) are located on two sides of the valve rod (4) respectively, two rotating shafts I (7) are externally and fixedly sleeved with rotating rods (8) and two rotating rod (8) inner sides are fixedly connected with anti-slip pads (9) and two anti-slip pads (9) inner ends are attached to the valve rod (4) respectively and two rotating rod (8) outer sides are fixedly connected with connecting blocks (10) and two connecting blocks (10) are arranged on the outer sides of the connecting blocks (10) respectively and are provided with springs (11) and two springs (11) outer ends extend to inner walls of two sides of the shell (2) respectively, the springs (11) are connected with the rotating rods (8) and the shell (2) through movable hinged supports, push rods (12) are arranged on the outer sides of the shell (2) and the inner ends of the push rods (12) penetrate through the shell (2) and are in contact with two rotating rod (8) sides.
2. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: two equal fixedly connected with slider (13) in bull stick (8) rear side, two spout one have been seted up to shell (2) rear side inner wall, two slider one (13) inlay respectively establish in two spout one inside and with a spout sliding connection.
3. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: two equal fixedly connected with slider two (14) in push rod (12) top, two spout two have been seted up to shell (2) top inner wall, two slider two (14) inlay respectively establish two inside and with spout two sliding connection in two spouts.
4. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: the outer ends of the two push rods (12) are fixedly connected with push blocks (15).
5. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: the two push rods (12) are connected with the shell (2) in a sliding mode.
6. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: the sealing gasket (5) is made of rubber material.
7. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: the non-slip mat (9) is made of polyurethane material.
8. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: shell (2) both sides all are equipped with installing component (16), installing component (16) are including four installation piece (17), four the equal fixed connection of installation piece (17) is outside, four installation piece (17) are circumference form evenly distributed, four installing piece (17) are inside all seted up mounting hole (18).
9. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: the first rotating shaft (7) is connected with the shell (2) through a bearing.
10. The wafer-type soft seal pneumatic butterfly valve according to claim 1, wherein: and the valve rod (4) is connected with the valve body (1) and the shell (2) through sealing bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220955215.9U CN217633894U (en) | 2022-04-24 | 2022-04-24 | Butt clamp type soft sealing pneumatic butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220955215.9U CN217633894U (en) | 2022-04-24 | 2022-04-24 | Butt clamp type soft sealing pneumatic butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217633894U true CN217633894U (en) | 2022-10-21 |
Family
ID=83647576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220955215.9U Active CN217633894U (en) | 2022-04-24 | 2022-04-24 | Butt clamp type soft sealing pneumatic butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217633894U (en) |
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2022
- 2022-04-24 CN CN202220955215.9U patent/CN217633894U/en active Active
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