CN214743389U - Corrugated pipe type metal sealing butterfly valve - Google Patents
Corrugated pipe type metal sealing butterfly valve Download PDFInfo
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- CN214743389U CN214743389U CN202120159782.9U CN202120159782U CN214743389U CN 214743389 U CN214743389 U CN 214743389U CN 202120159782 U CN202120159782 U CN 202120159782U CN 214743389 U CN214743389 U CN 214743389U
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Abstract
The utility model discloses a bellows type metal seal butterfly valve, including the water service valve main part, the inside of water service valve main part is equipped with the valve plate, and the front view of valve plate is equipped with the rod cover, is equipped with the metal mounting on the rod cover, and the inside of rod cover is equipped with valve rod, and valve rod passes the water service valve main part and is connected with the end cover, and the upper and lower end connector of valve rod and rod cover department is equipped with sealed the pad, and the external connection that seals up has fixed cover, and the top of water service valve main part is equipped with solid fixed cylinder. The utility model discloses a set up manual gear and bevel gear, like this when the manual use rotates the hand dish when using, the antiskid nestification on surface can increase the hand grip, makes things convenient for the staff to use, thereby manual gear revolve makes bevel gear rotate when the transfer line is rotated, and final bevel gear drives the valve pole and rotates and open the valve plate and can accomplish work, very laborsaving convenience like this to thereby control water pressure through the opening angle of gear adjustment convenience staff control valve plate.
Description
Technical Field
The utility model relates to a technical field of sealed butterfly valve especially relates to a bellows type metal seal butterfly valve.
Background
A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.
The existing corrugated pipe type metal sealing butterfly valve is poor in sealing performance, the surface is easy to rust, the service life is short, and the valve plate is difficult to rotate, so that the corrugated pipe type metal sealing butterfly valve needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the current bellows type metal seal butterfly valve leakproofness relatively poor, and the surface rusts easily and leads to life not long, the more difficult problem of rotating the valve plate, and the bellows type metal seal butterfly valve that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a corrugated tube type metal sealing butterfly valve comprises a water valve main body, wherein a valve plate is arranged inside the water valve main body, a rod sleeve is arranged on the front view surface of the valve plate, a metal fixing piece is arranged on the rod sleeve, a valve rod is arranged inside the rod sleeve, the valve rod penetrates through the water valve main body and is connected with an end cover, sealing gaskets are arranged at the connecting ports of the upper end and the lower end of the valve rod and the rod sleeve, a fixing sleeve is connected to the outer portion of each sealing gasket, a fixing cylinder is arranged above the water valve main body, the valve rod penetrates through the water valve main body and is connected with a metal sleeve inside the fixing cylinder, the outer portion and the bottom end of the metal sleeve are connected with a sealing rubber block, a transmission support is connected to the top end of the fixing cylinder, a metal corrugated tube is fixedly connected inside the transmission support, a hot coating is arranged on the surface of the metal corrugated tube, and a transmission box is arranged at the top end of the transmission support, the valve rod penetrates through a metal corrugated pipe to be connected with a bevel gear inside a transmission box, the bevel gear is connected with a manual gear, the manual gear is connected with a transmission rod, the left side of the transmission rod penetrates through the transmission box to be connected with a rotating hand disc, the right side of the transmission rod penetrates through the transmission box to be connected with a locking sleeve, the top end of the transmission box is provided with a sealing plug cover, and the side face of the sealing plug cover is provided with a sealing ring.
Preferably, the sealing gasket is tightly attached to the outer wall of the valve rod and the inner wall of the rod sleeve through a fixing sleeve inserted rivet, and the sealing gasket is made of nitrile rubber.
Preferably, the valve rod is provided with external threads on the outer surface of the inner part of the fixed cylinder and is in one-to-one correspondence with the internal threads of the metal sleeve, and the plugging rubber block is made of anticorrosive rubber and is in close contact with the inner wall of the fixed cylinder.
Preferably, the hot-dip coating is coated on the surface of the metal corrugated pipe in a heating galvanizing mode, and the interior of the metal corrugated pipe is connected with the valve rod bearing.
Preferably, the bevel gear is in meshed connection with the manual gear, the rotating hand disc is sleeved outside the transmission rod and is fixedly connected with the valve rod through a bolt, and the surface of the rotating hand disc is provided with an anti-skidding nesting sleeve.
Preferably, the locking sleeve is in threaded connection with the top end of the transmission rod, and the locking sleeve is fixedly connected with the transmission box through screws.
Preferably, the sealing plug cover is connected with the sealing ring in an adhesion mode, and the outer diameter of the sealing plug cover is the same as the inner diameter of the opening of the transmission case.
Compared with the prior art, the utility model discloses possess following advantage:
1. the sealing butterfly valve is provided with the plugging rubber block, so that when the valve rod rotates, the metal sleeve cannot rotate due to the fact that the plugging rubber block is in close contact with the fixed cylinder, the metal sleeve is matched with the external thread of the valve rod to enable the plugging rubber block to slowly descend, when the valve plate rotates to ninety degrees, the metal sleeve descends to the lowest position, the plugging rubber block is in close contact with the bottom end and the side face of the fixed cylinder, the sealing butterfly valve is high in sealing performance and very good in use;
2. the utility model discloses a set up manual gear and bevel gear, when using the manual rotation hand dish of using like this, the antiskid nest on surface can increase the hand grip, makes things convenient for the staff to use, and manual gear rotation makes bevel gear rotate when the transfer line is rotated, and final bevel gear drives the valve pole and rotates and open the valve plate and can accomplish work, so very laborsaving convenience, and make things convenient for the staff to control the opening angle of valve plate and thus control water pressure through the gear adjustment;
3. the utility model discloses a set up the antiskid cover, close the back like this using up, overlap the locking cover on the transfer line through threaded connection earlier, fix the locking cover with the screw hole that the screw alternates the locking cover after rotatory bottom, make the transfer line fixed unable rotation like this to make the valve pole can not become flexible easily under the condition of not using, play fine fixed effect.
Drawings
Fig. 1 is a schematic front view of an internal structure of a bellows type metal sealing butterfly valve according to the present invention;
fig. 2 is an enlarged schematic structural diagram of a position a of the bellows type metal seal butterfly valve provided by the present invention;
fig. 3 is an enlarged schematic structural diagram of a bellows type metal seal butterfly valve at the position B according to the present invention;
fig. 4 is an enlarged schematic structural diagram of a C-position of the bellows type metal seal butterfly valve provided by the present invention.
In the figure: 1. a water valve body; 2. a valve plate; 3. a rod sleeve; 4. a metal fixing member; 5. a valve rod; 6. an end cap; 7. a gasket; 8. fixing a sleeve; 9. a fixed cylinder; 10. a metal sheath; 11. plugging a rubber block; 12. a transmission support; 13. a metal bellows; 14. hot coating; 15. a transmission case; 16. a bevel gear; 17. a manual gear; 18. a transmission rod; 19. rotating the hand disc; 20. a locking sleeve; 21. sealing the plug cover; 22. and (5) sealing rings.
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 to 4, a bellows type metal seal butterfly valve comprises a water valve body 1, a valve plate 2 is arranged inside the water valve body 1, a rod sleeve 3 is arranged on a front view surface of the valve plate 2, a metal fixing member 4 is arranged on the rod sleeve 3, a valve rod 5 is arranged inside the rod sleeve 3, the valve rod 5 penetrates through the water valve body 1 and is connected with an end cover 6, sealing gaskets 7 are arranged at connecting ports of upper and lower ends of the valve rod 5 and the rod sleeve 3, a fixing sleeve 8 is connected outside the sealing gaskets 7, a fixing cylinder 9 is arranged above the water valve body 1, the valve rod 5 penetrates through the water valve body 1 and is connected with a metal sleeve 10 inside the fixing cylinder 9, sealing rubber blocks 11 are connected outside and at the bottom end of the metal sleeve 10, a transmission support 12 is connected at the top end of the fixing cylinder 9, a metal corrugated pipe 13 is fixedly connected inside the transmission support 12, a thermal coating 14 is arranged on the surface of the metal corrugated pipe 13, a transmission box 15 is arranged at the top end of the transmission support 12, the valve rod 5 penetrates through the metal corrugated pipe 13 to be connected with a bevel gear 16 inside the transmission box 15, the bevel gear 16 is connected with a manual gear 17, the manual gear 17 is connected with a transmission rod 18, the left side of the transmission rod 18 penetrates through the transmission box 15 to be connected with a rotary hand disc 19, the right side of the transmission rod 18 penetrates through the transmission box 15 to be connected with a locking sleeve 20, the top end of the transmission box 15 is provided with a sealing plug cover 21, and the side face of the sealing plug cover 21 is provided with a sealing ring 22;
it is worth noting that the sealing gasket 7 is tightly adhered to the outer wall of the valve rod 5 and the inner wall of the rod sleeve 3 through the fixing sleeve 8 which is inserted with a rivet, the sealing gasket 7 is made of nitrile rubber, the sealing performance of the connection between the valve rod 5 and the rod sleeve 3 is better through the arrangement of the sealing gasket 7, and the sealing gasket 7 can be stably fixed outside the valve rod 5 through the fixing sleeve 8, so that the long-term use effect is achieved;
it is worth noting that the valve rod 5 is provided with external threads on the outer surface inside the fixed cylinder 9 and corresponds to the internal threads of the metal sleeve 10 one by one, the plugging rubber block 11 is made of anticorrosive rubber and is in close contact with the inner wall of the fixed cylinder 9, so that when the valve rod 5 rotates, the metal sleeve 10 cannot rotate due to the close contact between the plugging rubber block 11 and the fixed cylinder 9, and the metal sleeve 10 and the external threads of the valve rod 5 are matched with each other to enable the plugging rubber block 11 to slowly descend, when the valve plate 2 rotates to ninety degrees, the metal sleeve 10 descends to the lowest position, and the plugging rubber block 11 is in close contact with the bottom end and the side face of the fixed cylinder 9, so that the sealing property of the sealing butterfly valve is enhanced, and the butterfly valve is very good in use;
it is worth noting that the hot-dip coating 14 is covered on the surface of the metal corrugated pipe 13 in a heating galvanizing way, and the interior of the metal corrugated pipe 13 is connected with the valve rod 5 bearing, so that the hot-dip coating 14 forms a protective layer on the surface of the metal corrugated pipe 13, so that the metal corrugated pipe 13 cannot be easily corroded in a long-time use process, and the service life is greatly prolonged;
it is worth noting that the bevel gear 16 is in meshed connection with the manual gear 17, the rotating hand disc 19 is sleeved outside the transmission rod 18 and is fixedly connected with the valve rod 5 through a bolt, and the surface of the rotating hand disc 19 is provided with an anti-slip nesting sleeve, so that when the rotating hand disc 19 is used manually in use, the anti-slip nesting sleeve on the surface can increase the hand holding force and is convenient for a worker to use, when the transmission rod 18 is rotated, the manual gear 17 rotates to enable the bevel gear 16 to rotate, and finally the bevel gear 16 drives the valve rod 5 to rotate to open the valve plate 2 to complete work, so that labor is saved and convenience is achieved, and the worker can conveniently control the opening angle of the valve plate 2 through gear adjustment so as to control water pressure;
it is worth noting that the locking sleeve 20 is in threaded connection with the top end of the transmission rod 18, the locking sleeve 20 is fixedly connected with the transmission box 15 through a screw, therefore, after the locking sleeve is closed after being used, the locking sleeve 20 is firstly sleeved on the transmission rod 18 through threaded connection, the screw is inserted into a screw hole of the locking sleeve 20 to fix the locking sleeve 20 after the locking sleeve is rotated to the bottom end, the transmission rod 18 is fixed and cannot rotate, and therefore the valve rod 5 cannot be easily loosened when not used, and a good fixing effect is achieved;
it is worth noting that sealing plug cover 21 is connected with sealing ring 22 in an adhesion mode, the outer diameter of sealing plug cover 21 is the same as the inner diameter of the opening of transmission case 15, and therefore the inside of transmission case 15 can be cleaned and maintained by opening sealing plug cover 21, and meanwhile sealing ring 22 can increase the sealing performance of sealing plug cover 21 and prevent dust and moisture from entering the inside of transmission case 15 to cause equipment damage.
Now, the operation principle of the present invention is described as follows:
when the utility model is used, firstly, when the rotating hand disc 19 is manually used, the anti-skid nesting on the surface can increase the hand holding power, which is convenient for the worker to use, when the transmission rod 18 is rotated, the manual gear 17 rotates to rotate the bevel gear 16, finally, the bevel gear 16 drives the valve rod 5 to rotate and open the valve plate 2, thereby the work can be completed, which is labor-saving and convenient, and the worker can conveniently control the opening angle of the valve plate 2 through the gear adjustment so as to control the water pressure, when the valve rod 5 rotates, because the plugging rubber block 11 is closely contacted with the fixed cylinder 9, the metal sleeve 10 can not rotate, so that the external threads of the metal sleeve 10 and the valve rod 5 are mutually matched to slowly descend the plugging rubber block 11, when the valve plate 2 rotates to ninety degrees, the metal sleeve 10 descends to the lowest position and the plugging rubber block 11 is closely contacted with the bottom end and the side surface of the fixed cylinder 9, thereby the sealing property of the sealing butterfly valve is enhanced, very useful, it is better to make the closure of being connected between valve pole 5 and the pole cover 3 through setting up sealed 7, and sealed 7 can be very stable fix the outside at valve pole 5 through fixed cover 8 sealed, thereby reach the effect of using for a long time, close the back at last after using up, overlap locking cover 20 on transfer line 18 through threaded connection earlier, rotatory fix locking cover 20 with the screw hole that the screw alternates locking cover 20 behind the bottom again, it can't rotate to make transfer line 18 fixed like this, thereby make valve pole 5 can not become flexible easily under the condition of not using, play fine fixed effect, clear up and maintain the inside of transmission case 15 through opening sealed gag 21, sealing washer 22 can increase the leakproofness of sealed gag 21 simultaneously, prevent that dust moisture from getting into transmission case 15 inside and causing equipment to damage.
In the present invention, unless otherwise expressly stated or limited, the terms "sliding", "rotating", "fixed", "provided", and the like are to be understood in a broad sense, e.g. as welded connections, as bolted connections, or as integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
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 (7)
1. The utility model provides a bellows type metal seal butterfly valve, includes water valve main part (1), its characterized in that, the inside of water valve main part (1) is equipped with valve plate (2), the front view of valve plate (2) is equipped with rod cover (3), be equipped with metal mounting (4) on rod cover (3), the inside of rod cover (3) is equipped with valve pole (5), valve pole (5) pass water valve main part (1) and are connected with end cover (6), the upper and lower end connector department of valve pole (5) and rod cover (3) is equipped with sealed pad (7), the external connection of sealed pad (7) has fixed cover (8), the top of water valve main part (1) is equipped with solid fixed cylinder (9), valve pole (5) pass water valve main part (1) and are connected with metal sleeve (10) at the internal connection of solid fixed cylinder (9), the outside and the bottom of metal sleeve (10) are connected with shutoff gum piece (11), the top end of the fixed cylinder (9) is connected with a transmission support (12), the inside of the transmission support (12) is fixedly connected with a metal corrugated pipe (13), the surface of the metal corrugated pipe (13) is provided with a hot-coating layer (14), the top end of the transmission support (12) is provided with a transmission box (15), the valve rod (5) passes through the metal corrugated pipe (13) and is connected with a bevel gear (16) in the transmission case (15), the bevel gear (16) is connected with a manual gear (17), the manual gear (17) is connected with a transmission rod (18), the left side of the transmission rod (18) penetrates through the transmission box (15) and is connected with a rotating hand disc (19), the right side of the transmission rod (18) penetrates through the transmission box (15) and is connected with a locking sleeve (20), the top of transmission case (15) is equipped with sealed gag (21), sealed gag (21) side is equipped with sealing washer (22).
2. The bellows type metal seal butterfly valve according to claim 1, wherein the seal gasket (7) is tightly adhered to the outer wall of the valve rod (5) and the inner wall of the rod sleeve (3) through a fixing sleeve (8) inserted with a rivet, and the seal gasket (7) is made of nitrile rubber.
3. The bellows type metal seal butterfly valve according to claim 1, wherein the valve rod (5) has external threads on the outer surface of the inside of the fixed cylinder (9) and corresponds to the internal threads of the metal sleeve (10) one by one, and the plugging rubber block (11) is made of anti-corrosion rubber and is in close contact with the inner wall of the fixed cylinder (9).
4. The bellows type metal seal butterfly valve according to claim 1, wherein the hot-dip coating (14) is coated on the surface of the metal bellows (13) by means of hot-dip galvanizing, and the inside of the metal bellows (13) is in bearing connection with the valve rod (5).
5. The bellows type metal sealing butterfly valve according to claim 1, characterized in that the bevel gear (16) is engaged with a manual gear (17), the rotary hand disc (19) is sleeved outside the transmission rod (18) and is fixedly connected with the valve rod (5) through a bolt, and the surface of the rotary hand disc (19) is provided with an anti-slip nest.
6. The bellows-type metal-sealed butterfly valve according to claim 1, characterized in that said locking sleeve (20) is screwed to the top of the transmission rod (18), said locking sleeve (20) being fixed to the transmission case (15) by means of screws and provided with anti-slip inserts on its surface.
7. The bellows-type metal-sealed butterfly valve according to claim 1, characterized in that the plug cover (21) is adhesively connected to the seal ring (22), and the outer diameter of the plug cover (21) is the same as the inner diameter of the opening of the transmission case (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120159782.9U CN214743389U (en) | 2021-01-21 | 2021-01-21 | Corrugated pipe type metal sealing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120159782.9U CN214743389U (en) | 2021-01-21 | 2021-01-21 | Corrugated pipe type metal sealing butterfly valve |
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| Publication Number | Publication Date |
|---|---|
| CN214743389U true CN214743389U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120159782.9U Active CN214743389U (en) | 2021-01-21 | 2021-01-21 | Corrugated pipe type metal sealing butterfly valve |
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| Country | Link |
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| CN (1) | CN214743389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114537899A (en) * | 2022-03-31 | 2022-05-27 | 西安德诺海思医疗科技有限公司 | Container capable of separating package |
-
2021
- 2021-01-21 CN CN202120159782.9U patent/CN214743389U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114537899A (en) * | 2022-03-31 | 2022-05-27 | 西安德诺海思医疗科技有限公司 | Container capable of separating package |
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