CN111473121A - High-stability self-operated regulating valve with valve rod protection structure and working mode - Google Patents
High-stability self-operated regulating valve with valve rod protection structure and working mode Download PDFInfo
- Publication number
- CN111473121A CN111473121A CN202010317089.XA CN202010317089A CN111473121A CN 111473121 A CN111473121 A CN 111473121A CN 202010317089 A CN202010317089 A CN 202010317089A CN 111473121 A CN111473121 A CN 111473121A
- Authority
- CN
- China
- Prior art keywords
- valve
- rod
- chuck
- valve rod
- clamping
- 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.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2261—Shaping or arrangements of the sealing the sealing being arranged on the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2268—Sealing means for the axis of rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0218—Butterfly valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a high-stability self-operated regulating valve with a valve rod protection structure, which comprises a first chuck, a second chuck, a butt joint valve body and a rotary valve rod, wherein the rotary valve rod is movably arranged at the middle position of the inner side of the butt joint valve body; the high-stability self-operated regulating valve with the valve rod protection structure has the advantages that the regulating valve has the valve rod protection structure, the stability of the regulating valve in use is improved, the valve rod is prevented from loosening, and meanwhile, the regulating valve is provided with the splicing type combined fixing structure, so that the assembling and disassembling operation of the regulating valve are more convenient.
Description
Technical Field
The invention belongs to the technical field of regulating valves, and particularly relates to a high-stability self-operated regulating valve with a valve rod protection structure.
Background
The valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, is used for the valve of the fluid control system, and has various varieties and specifications from the simplest stop valve to various valves used in an extremely complicated automatic control system.
The comparison document CN104976418B discloses a flow control valve orifice, which includes a cylindrical orifice body, a spiral groove for reducing the flow velocity of fluid is provided on the outer wall of the orifice body, a fluid inlet for fluid to enter the spiral groove is provided on one end face of the orifice body, and a fluid outlet for fluid to flow out of the spiral groove is provided on the other end face of the orifice body. The throttling element can decelerate the fluid, so that the pressure of the fluid is reduced, and the throttling purpose is effectively realized. The invention also discloses a valve sleeve of the flow regulating valve, which comprises the flow regulating valve throttling element.
The traditional high-stability self-operated regulating valve with a valve rod protection structure has certain disadvantages in the use process, the traditional high-stability self-operated regulating valve does not have an auxiliary locking structure, and the traditional regulating valve is driven to operate manually, so that the regulating valve is easy to loosen under the influence of external force, the safety of the regulating valve in use is reduced, and the double locking operation cannot be performed on the regulating valve; secondly traditional high stability self-operated regulating valve adopts integral type structural design, when the leakproofness of high stability self-operated regulating valve goes wrong, the user need dismantle the maintenance operation to whole governing valve to increased the governing valve and dismantled the degree of difficulty when maintaining the operation, secondly traditional high stability self-operated regulating valve does not have valve rod protection architecture, thereby stability when having reduced the governing valve use brings certain adverse effect for the user.
Disclosure of Invention
In order to overcome the defect that the traditional high-stability self-operated regulating valve does not have an auxiliary locking structure, the traditional regulating valve is driven to operate manually, so that the regulating valve is easy to loosen under the influence of external force, the safety of the regulating valve in use is reduced, and the double locking operation cannot be performed on the regulating valve; secondly traditional high stability self-operated regulating valve adopts integral type structural design, when the leakproofness of high stability self-operated regulating valve goes wrong, the user need dismantle the maintenance operation to whole governing valve to increased the degree of difficulty when the governing valve is dismantled and is maintained the operation, secondly traditional high stability self-operated regulating valve does not have valve rod protection architecture, thereby stability when having reduced the governing valve use, and provide a high stability self-operated regulating valve with valve rod protection architecture.
The purpose of the invention is realized by the following technical scheme:
a high-stability self-operated regulating valve with a valve rod protection structure comprises a first chuck, a second chuck, a butt joint valve body and a rotary valve rod, wherein the rotary valve rod is movably installed at the middle position of the inner side of the butt joint valve body, the outer surfaces of the two sides of the rotary valve rod are fixedly provided with a spliced valve plate, an inner extension rod is movably sleeved on the inner surface of the rotary valve rod, a combined clamping plate is fixedly installed on the outer surface of the side edge of the spliced valve plate, the inner surfaces of the two sides of the rotary valve rod are respectively provided with a spliced clamping groove, the rotary valve rod and the spliced valve plate are fixedly butted through the spliced clamping grooves and the combined clamping plate, a fixed sleeve column is fixedly installed at the middle position of the outer surface of the upper end of the butt joint valve body, the outer surface of the rotary valve rod is fixedly sleeved with a shaft sleeve near, rotatory valve rod passes through endotheca extension rod and first chuck butt joint is fixed, and first chuck setting is in the top of second chuck, and the bottom surface of first chuck has seted up first latch, the second latch has been seted up to the upper portion surface of second chuck, the surface of rotatory valve rod is close to the fixed spring housing that has cup jointed in lower part of butt joint valve body, and the inside fixed mounting of spring housing has first spring catch, it is fixed through spacing loop bar butt joint between endotheca extension rod and the first spring catch.
As a further scheme of the invention, a rotary handle is fixedly arranged on the outer surface of the upper end of the first chuck, the first chuck and the rotary handle are fixedly butted through two groups of fixing bolts, a fixing pull ring is fixedly arranged on the outer surface of the upper end of the rotary handle, an extrusion rod is movably arranged at the bottom of the rotary handle, the rotary handle and the extrusion rod are movably connected through a rotary clamping seat, a spring column is fixedly arranged on one side, close to the rotary clamping seat, between the rotary handle and the extrusion rod, and a fixing clamping sleeve is movably sleeved on the outer surface of one end of the rotary handle.
As a further scheme of the invention, an arc-shaped clamping groove is formed in the outer surface of the bottom of the extrusion rod, the extrusion rod is fixedly butted with the fixed clamping sleeve through the arc-shaped clamping groove, an interlocking rod is movably mounted at one end of the extrusion rod, a lifting clamping pin is movably mounted at one side, close to the extrusion rod, of the bottom of the rotating handle, the rotating handle and the lifting clamping pin are fixedly butted through a second spring pin, a positioning clamping groove is formed in the inner surface of the bottom of the second chuck, the positioning clamping groove is of an annular structure in an integral structure, the second chuck is fixedly butted with the lifting clamping pin through the positioning clamping groove, and the lifting clamping pin is movably connected with the extrusion rod through the interlocking rod.
As a further scheme of the invention, a fixed chuck is arranged on the outer surface of one end of the inner extension rod, a rubber backing ring is arranged on the outer surface of the upper part of the fixed chuck, the fixed chuck and the first chuck are fixedly butted through two groups of butting bolts, a connecting bolt is fixedly sleeved on the inner side of the upper part of the first chuck, and the first chuck is fixedly butted with the upper end of the inner extension rod through the connecting bolt.
As a further scheme of the invention, a second seal sleeve is fixedly sleeved between the rotary valve rod and the fixed sleeve column, a first seal sleeve is fixedly sleeved between the rotary valve rod and the butt valve body, the whole structure of the fixed sleeve column is a cylindrical hollow structure, a tooth groove is formed in the outer surface of the lower end of the inner extension rod, a motor cover is fixedly installed in the middle of the lower portion of the butt valve body, the butt valve body and the motor cover are fixedly butted through two groups of butt hanging pins, and clamping pins are fixedly sleeved on the inner sides of the butt hanging pins.
As a further scheme of the invention, two groups of fixed hangers are fixedly mounted on two sides of the outer surface of the butt joint valve body close to the fixed sleeve column, a motor is fixedly mounted inside the motor cover, a transmission gear disc is movably mounted at the upper end of the motor, the rotary valve rod is in transmission connection with the motor through the transmission gear disc, and the motor cover is in butt joint with the motor through a positioning clamping seat.
As a further scheme of the invention, the rotary handle and the fixed pull ring are fixed by welding, three groups of thread grooves are respectively arranged on the inner sides of the combined clamping plate and the rotary valve rod in a penetrating way, and the combined clamping plate and the rotary valve rod are fixedly connected by a butt-joint clamping cap.
As a further scheme of the invention, the outer surface of the side edge of the combined clamping plate is of an inclined surface structure, and the first chuck and the second chuck are fixedly butted through the first clamping teeth and the second clamping teeth.
As a further scheme of the invention, sealing rings are fixedly mounted on the inner sides of two ends of the butt joint valve body, the whole structure of the rotary valve rod is a cylindrical hollow structure, and the rotary valve rod and the inner extension rod are in butt joint and fixed through a limiting groove.
The utility model provides a mode of operation of high stability self-operated regulator with valve rod protection architecture, this mode of operation's concrete use operating procedure is:
inserting a combined clamping plate of a spliced valve plate into a splicing clamping groove of a rotary valve rod, simultaneously inserting butt-joint clamping caps into threaded grooves of the combined clamping plate and the rotary valve rod, and fixing the spliced valve plates on two sides of the rotary valve rod;
pulling a fixed pull ring of a rotary handle upwards to enable the fixed pull ring to drive a first chuck and an inner sleeve connecting rod to move upwards, separating a first clamping tooth and a second clamping tooth of the first chuck and a second chuck, pressing an extrusion rod of the rotary handle to enable the extrusion rod to be matched with a rotary clamping seat to drive a linkage rod, enabling the linkage rod to drive a lifting clamping pin to move downwards, enabling the lifting clamping pin to be separated from a positioning clamping groove of the second chuck, rotating the rotary handle to drive an inner sleeve connecting rod, driving the rotary valve rod to adjust the opening angle of two groups of spliced valve plates, loosening the rotary handle and the fixed pull ring, pulling the inner sleeve connecting rod by using a first spring pin in a spring sleeve to enable the first clamping tooth and the second clamping tooth to be meshed, and simultaneously pulling the lifting clamping pin to move upwards by using a spring column matched with a second spring pin to enable the lifting clamping pin to be clamped;
and step three, driving a transmission fluted disc by using a motor, so that the transmission fluted disc drives an inner sleeve connecting rod to rotate by using a gullet at the lower end of the inner sleeve connecting rod, and a spliced valve plate on the rotary valve rod is driven to rotate.
The invention has the beneficial effects that:
1. by arranging the first chuck, the second chuck and the lifting clamping pins, when a user needs to carry out on-off control operation on the regulating valve, the user drives the first chuck and the inner extension rod to move upwards by pulling the fixed pull ring of the rotary handle upwards so as to separate the first clamping teeth and the second clamping teeth of the first chuck and the second chuck, the occlusion of the first clamping teeth and the second clamping teeth plays an auxiliary fixing role on the rotating valve rod after rotating, meanwhile, the extrusion rod of the rotary handle is pressed, the extrusion rod is matched with the rotary clamping seat to drive the linkage rod, the linkage rod drives the lifting clamping pins to move downwards so as to separate the lifting clamping pins from the positioning clamping grooves of the second chuck, the closing of the first chuck and the second chuck can be fixed by utilizing the butt joint between the lifting clamping pins and the positioning clamping grooves, the inner sleeve rod is driven by rotating the rotary handle, the rotary valve rod is driven to adjust the opening angles of the two groups of spliced valve plates, after the user loosens twist grip and fixed pull ring, utilize the first spring round pin pulling endotheca in the spring housing to connect the pole for first latch and second latch interlock utilize spring post cooperation second spring round pin pulling lift callipers to shift up simultaneously, make in the lift callipers card goes into positioning slot, thereby play dual fixed action to the pairing rotation valve rod, make this governing valve have supplementary locking structure, avoid this governing valve to appear unexpected opening phenomenon under the exogenic action, promote its stability.
2. Through setting up fixed chuck and connecting bolt, when the user need dock fixed operation to the interior extension rod of this governing valve, utilize two sets of fixed chuck cooperation to dock the bolt and can follow the lower part of first chuck and carry out fixed operation to cup joint the pole internally, after interior extension rod and first chuck butt joint, insert the connecting bolt back at the upper portion intermediate position of first chuck, can follow the butt joint of the interior pole of cup jointing of upper portion of first chuck and carry out dual reinforcement operation, utilize the setting of fixed chuck and connecting bolt, can follow the upper portion of first chuck and the lower part respectively and cup joint the pole internally and carry out fixed operation, thereby make this governing valve have valve rod butt joint protection architecture, avoid it to appear the not hard up phenomenon of valve rod in the use.
3. Through setting up transmission fluted disc and interior extension bar, utilize the connection between interior extension bar and the rotatory valve rod, can be under the regulatory action that does not influence the twist grip, after first latch and second latch are closed, make the one end of interior extension bar contact with the transmission fluted disc, utilize motor drive transmission fluted disc, make the transmission fluted disc utilize the tooth's socket drive interior extension bar of interior extension bar lower extreme to rotate, thereby the concatenation valve plate on the drive rotatory valve rod rotates, accomplish opening and the closure operation to the concatenation valve plate, utilize the setting of transmission fluted disc and interior extension bar, the use of cooperation motor, make this governing valve have the formula of relying on oneself and adjust the structure, make it accomplish opening and the closure operation through motor control, cooperate the use of twist grip simultaneously, make it have multiple use, promote the flexibility when it uses.
4. Through setting up concatenation valve plate and rotatory valve rod, when the user needs to install and dismantle the operation to the spare part of this governing valve, the user can insert the combination cardboard of concatenation valve plate to the concatenation draw-in groove of rotatory valve rod in, insert the butt joint card cap in the thread groove of combination cardboard and rotatory valve rod simultaneously, the concatenation valve plate of fixed rotatory valve rod both sides, thereby accomplish the combination formula fixed operation between concatenation valve plate and the rotatory valve rod, utilize the setting of concatenation valve plate and rotatory valve rod, make this governing valve have combination formula fixed knot to construct, thereby it is more convenient to make its dismantlement and installation operation when maintaining.
Drawings
The invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of the overall structure of the high-stability self-operated control valve with a valve stem protection structure according to the present invention.
Fig. 2 is an internal structure view of the high stability self-operated regulator with a valve stem protection structure according to the present invention.
Fig. 3 is an exploded view of the first chuck and the internal extension rod of the high-stability self-operated control valve with the valve rod protection structure according to the present invention.
Fig. 4 is an overall structure view of the rotary valve stem of the high-stability self-operated control valve with the valve stem protection structure according to the present invention.
Fig. 5 is an internal structure view of the motor cover of the high-stability self-operated control valve with the valve rod protection structure according to the present invention.
Fig. 6 is an internal structure view of the spring housing of the high-stability self-operated control valve with the valve stem protection structure according to the present invention.
In the figure: 1. a motor cover; 2. a spring housing; 3. fixing the hangers; 4. rotating the valve stem; 5. butting and clamping caps; 6. rotating the card holder; 7. an extrusion stem; 8. fixing the clamping sleeve; 9. a spring post; 10. rotating the handle; 11. fixing a pull ring; 12. fixing the bolt; 13. a first chuck; 14. a second chuck; 15. fixing the sleeve column; 16. splicing the valve plates; 17. butting the valve body; 18. butting the hanging legs; 19. a first spring pin; 20. a limiting sleeve rod; 21. a first seal cartridge; 22. a second seal cartridge; 23. a lifting clamp pin; 24. a linkage rod; 25. an arc-shaped clamping groove; 26. a second spring pin; 27. a first latch; 28. a second latch; 29. positioning the clamping groove; 30. a butt-joint bolt; 31. fixing the chuck; 32. a rubber grommet; 33. a connecting bolt; 34. splicing the clamping grooves; 35. a shaft sleeve; 36. a combined clamping plate; 37. an electric motor; 38. positioning the card holder; 39. a transmission fluted disc; 40. a bayonet lock; 41. an inner sleeve connecting rod; 42. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-6, the high-stability self-operated control valve with a valve rod protection structure comprises a first chuck 13, a second chuck 14, a butt-joint valve body 17 and a rotary valve rod 4, wherein the rotary valve rod 4 is movably installed at the middle position of the inner side of the butt-joint valve body 17, the outer surfaces of the two sides of the rotary valve rod 4 are both fixedly provided with a spliced valve plate 16, the inner surface of the inner part of the rotary valve rod 4 is movably sleeved with an inner extension rod 41, by utilizing the connection between the rotary valve rod 4 and the inner extension rod 41, the inner extension rod 41 can be moved longitudinally under the condition that the inner extension rod 41 drives the rotary valve rod 4 to rotate, so as to facilitate the adjustment operation between the first chuck 13 and the second chuck 14, the outer surface of the side of the spliced valve plate 16 is fixedly provided with a combined clamping plate 36, the inner surfaces of the two sides of the rotary valve rod 4 are, fixed sleeve post 15 is fixedly installed at the upper end surface middle position of butt joint valve body 17, the lower part that the surface of rotatory valve rod 4 is close to concatenation valve plate 16 is fixed to have cup jointed axle sleeve 35, rotatory valve rod 4 passes through axle sleeve 35 and butt joint valve body 17 swing joint, the upper end surface fixed mounting of fixed sleeve post 15 has second chuck 14, rotatory valve rod 4 passes through interior extension rod 41 and first chuck 13 butt joint is fixed, and first chuck 13 sets up the top at second chuck 14, and first latch 27 has been seted up to the bottom surface of first chuck 13, second latch 28 has been seted up to the upper portion surface of second chuck 14, the lower part that the surface of rotatory valve rod 4 is close to butt joint valve body 17 is fixed to have cup jointed spring housing 2, and the inside fixed mounting of spring housing 2 has first spring round pin 19, through spacing loop bar 20 butt joint between interior extension rod 41 and the first spring round pin 19 and fix.
The outer surface of the upper end of the first chuck 13 is fixedly provided with a rotating handle 10, the first chuck 13 and the rotating handle 10 are fixedly connected through two groups of fixing bolts 12 in a butt joint mode, the outer surface of the upper end of the rotating handle 10 is fixedly provided with a fixing pull ring 11, the bottom of the rotating handle 10 is movably provided with an extrusion rod 7, the rotating handle 10 is movably connected with the extrusion rod 7 through a rotating clamping seat 6, one side, close to the rotating clamping seat 6, between the rotating handle 10 and the extrusion rod 7 is fixedly provided with a spring column 9, the extrusion rod 7 can be rebounded by utilizing the spring column 9, one end of the rotating handle 10 is movably sleeved with a fixing clamping sleeve 8, a user can buckle the fixing clamping sleeve 8 at an arc-shaped clamping groove 25 at the bottom, thereby providing an additional fixation between the squeeze lever 7 and the twist grip 10 to prevent the user from pressing the squeeze lever 7 while turning the twist grip 10.
Arc draw-in groove 25 has been seted up to the bottom surface of stripper bar 7, and stripper bar 7 docks fixedly through arc draw-in groove 25 and fixed cutting ferrule 8, the one end movable mounting of stripper bar 7 has trace 24, one side movable mounting that the bottom of twist grip 10 is close to stripper bar 7 has lift card foot 23, and it is fixed to dock through second spring catch 26 between twist grip 10 and the lift card foot 23, positioning groove 29 has been seted up to the bottom internal surface of second chuck 14, positioning groove 29's overall structure is the loop configuration, second chuck 14 is fixed with lift card foot 23 through positioning groove 29, through trace 24 swing joint between lift card foot 23 and the stripper bar 7, lift card foot 23 plays supplementary fixed action to second chuck 14 and first chuck 13.
The outer surface of one end of the inner extension rod 41 is provided with a fixed chuck 31, the outer surface of the upper part of the fixed chuck 31 is provided with a rubber backing ring 32, the fixed chuck 31 and the first chuck 13 are fixedly butted with each other through two pairs of connecting bolts 30, the inner side of the upper part of the first chuck 13 is fixedly sleeved with a connecting bolt 33, and the first chuck 13 is fixedly butted with the upper end of the inner extension rod 41 through the connecting bolt 33.
Fixed cover between rotatory valve rod 4 and the fixed sleeve post 15 has connect second seal cover 22, fixed cover has connect first seal cover 21 between rotatory valve rod 4 and the butt joint valve body 17, the overall structure of fixed sleeve post 15 is cylinder hollow structure, the tooth's socket has been seted up to the lower extreme surface of interior extension rod 41, the lower part intermediate position fixed mounting of butt joint valve body 17 has motor cover 1, and it is fixed to dock through two sets of butt joint hitches 18 between valve body 17 and the motor cover 1, bayonet lock 40 has been cup jointed to the inboard fixed bayonet lock that has cup jointed of butt joint hitches 18, utilize second seal cover 22 and first seal cover 21 can play water proof protection effect to the rotation of pairing rotation valve rod 4.
Two groups of fixed hangers 3 are fixedly mounted on two sides of the outer surface of the butt joint valve body 17 close to the fixed sleeve column 15, the fixed hangers 3 play a role in fixing the butt joint valve body 17, an electric motor 37 is fixedly mounted inside the motor cover 1, a transmission fluted disc 39 is movably mounted at the upper end of the electric motor 37, the rotary valve rod 4 is in transmission connection with the electric motor 37 through the transmission fluted disc 39, and the motor cover 1 is in butt joint with the electric motor 37 through a positioning clamping seat 38.
Through welded fastening between twist grip 10 and the fixed pull ring 11, the inboard of combination cardboard 36 and rotatory valve rod 4 has all run through and has seted up three sets of thread grooves, and combination cardboard 36 and rotatory valve rod 4 are through butt joint card cap 5 fixed connection.
The outer surface of the side edge of the combined clamping plate 36 is of an inclined surface structure, the butt joint operation of the combined clamping plate 36 can be more convenient and faster by utilizing the inclined surface structure, and the first chuck 13 and the second chuck 14 are fixedly butted through the first clamping teeth 27 and the second clamping teeth 28.
The inboard equal fixed mounting in both ends of butt joint valve body 17 has the sealing ring, utilizes the sealing ring can promote the leakproofness after butt joint valve body 17 docks, avoids it to appear revealing the phenomenon, and the overall structure of rotatory valve rod 4 is cylinder hollow structure, and it is fixed to dock through spacing groove 42 between rotatory valve rod 4 and the interior extension rod 41.
The utility model provides a mode of operation of high stability self-operated regulator with valve rod protection architecture, this mode of operation's concrete use operating procedure is:
firstly, inserting a combined clamping plate 36 of a spliced valve plate 16 into a spliced clamping groove 34 of a rotary valve rod 4, simultaneously inserting a butt clamping cap 5 into threaded grooves of the combined clamping plate 36 and the rotary valve rod 4, and fixing the spliced valve plates 16 on two sides of the rotary valve rod 4;
step two, pulling the fixed pull ring 11 of the rotary handle 10 upwards to make the fixed pull ring 11 drive the first chuck 13 and the inner connecting rod 41 to move upwards, separating the first latch 27 and the second latch 28 of the first chuck 13 and the second chuck 14, pressing the extrusion rod 7 of the rotary handle 10 to make the extrusion rod 7 cooperate with the rotary clamping seat 6 to drive the linkage rod 24, making the linkage rod 24 drive the lifting clamping foot 23 to move downwards to make the lifting clamping foot 23 separate from the positioning clamping groove 29 of the second chuck 14, thereby rotating the rotary handle 10 to drive the inner connecting rod 41, driving the rotary valve rod 4 to adjust the opening angle of the two groups of spliced valve plates 16, after loosening the rotary handle 10 and the fixed pull ring 11, pulling the inner connecting rod 41 by using the first spring pin 19 in the spring sleeve 2 to make the first latch 27 and the second latch 28 engaged, and simultaneously using the spring column 9 to cooperate with the second spring pin 26 to pull the lifting clamping foot 23 to move upwards, so that the lifting clamping pin 23 is clamped in the positioning clamping groove 29;
and step three, driving the transmission fluted disc 39 by using the motor 37, so that the transmission fluted disc 39 drives the inner extension rod 41 to rotate by using the tooth grooves at the lower end of the inner extension rod 41, thereby driving the spliced valve plate 16 on the rotary valve rod 4 to rotate.
A high-stability self-operated regulating valve with a valve rod protection structure is characterized in that a first chuck 13, a second chuck 14 and a lifting clamp pin 23 are arranged, when a user needs to perform switch control operation on the regulating valve, the user pulls a fixed pull ring 11 of a rotary handle 10 upwards to enable the fixed pull ring 11 to drive the first chuck 13 and an inner sleeve connecting rod 41 to move upwards, so that a first latch 27 and a second latch 28 of the first chuck 13 and the second chuck 14 are separated, meshing of the first latch 27 and the second latch 28 plays an auxiliary fixing role for a rotating rotary valve rod 4 after rotation, meanwhile, an extrusion rod 7 of the rotary handle 10 is pressed, the extrusion rod 7 is matched with a rotary clamping seat 6 to drive a linkage rod 24, the linkage rod 24 drives the lifting clamp pin 23 to move downwards, the lifting clamp pin 23 is separated from a positioning clamp groove 29 of the second chuck 14, and butt joint between the lifting clamp pin 23 and the positioning clamp groove 29 is utilized, the closing of the first chuck 13 and the second chuck 14 can be fixed, the inner extension rod 41 is driven by rotating the rotating handle 10, the rotating valve rod 4 is driven to adjust the opening angle of the two groups of spliced valve plates 16, after a user loosens the rotating handle 10 and the fixed pull ring 11, the inner extension rod 41 is pulled by the first spring pin 19 in the spring sleeve 2, so that the first latch 27 and the second latch 28 are engaged, meanwhile, the lifting latch 23 is pulled to move upwards by the spring column 9 matched with the second spring pin 26, so that the lifting latch 23 is clamped in the positioning clamping groove 29, and thus, the rotating valve rod 4 is doubly fixed, the adjusting valve has an auxiliary locking structure, the phenomenon that the adjusting valve is accidentally opened under the external force is avoided, and the stability of the adjusting valve is improved;
by arranging the fixed chuck 31 and the connecting bolt 33, when a user needs to perform butt joint fixing operation on the inner extension rod 41 of the regulating valve, the inner sleeving rod 41 can be fixed from the lower part of the first chuck 13 by using the fixed chuck 31 and matching the two groups of the connecting bolts 30, after the inner extension rod 41 and the first chuck 13 are in butt joint, the connecting bolt 33 is inserted into the upper middle position of the first chuck 13, the butt joint of the inner sleeving rod 41 can be doubly reinforced from the upper part of the first chuck 13, and the inner sleeving rod 41 can be fixed from the upper part and the lower part of the first chuck 13 by using the fixed chuck 31 and the connecting bolt 33, so that the regulating valve has a valve rod butt joint protection structure and the valve rod looseness phenomenon in the using process is avoided;
by arranging the transmission fluted disc 39 and the inner extension rod 41, the connection between the inner extension rod 41 and the rotary valve rod 4 can be realized without influencing the adjusting function of the rotary handle 10, after the first and second latches 27 and 28 are closed, one end of the inner extension rod 41 is brought into contact with the driving toothed disc 39, the driving toothed disc 39 is driven by the motor 37, so that the transmission fluted disc 39 drives the inner extension rod 41 to rotate by utilizing the tooth slot at the lower end of the inner extension rod 41, thereby driving the spliced valve plate 16 on the rotary valve rod 4 to rotate, completing the opening and closing operation of the spliced valve plate 16, utilizing the arrangement of the transmission fluted disc 39 and the inner extension rod 41 to match with the use of the motor 37, the regulating valve has a self-operated regulating structure, and can be controlled by a motor to complete opening and closing operations, meanwhile, the use of the rotary handle 10 is matched, so that the multi-use mode is realized, and the flexibility of the use is improved;
through setting up concatenation valve plate 16 and rotatory valve rod 4, when the user needs to install and dismantle the operation to the spare part of this governing valve, the user can insert the combination cardboard 36 of concatenation valve plate 16 to the concatenation draw-in groove 34 of rotatory valve rod 4, insert butt joint card cap 5 in the thread groove of combination cardboard 36 and rotatory valve rod 4 simultaneously, the concatenation valve plate 16 of fixed rotatory valve rod 4 both sides, thereby accomplish the fixed operation of combination formula between concatenation valve plate 16 and the rotatory valve rod 4, utilize the setting of concatenation valve plate 16 and rotatory valve rod 4, make this governing valve have combination formula fixed knot to be constructed, thereby it is more convenient to make its dismantlement and installation operation when maintaining.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. Preferred embodiments are not exhaustive of all the details of the embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. High stability self-operated type governing valve with valve rod protection architecture, its characterized in that, including first chuck (13), second chuck (14), butt joint valve body (17) and rotatory valve rod (4), rotatory valve rod (4) movable mounting is in the inboard intermediate position of butt joint valve body (17), the equal fixed mounting of both sides surface of rotatory valve rod (4) has concatenation valve plate (16), interior internal surface activity cup joints endotheca pole (41) of rotatory valve rod (4), the side surface fixed mounting of concatenation valve plate (16) has combination cardboard (36), concatenation draw-in groove (34) have all been seted up to the both sides internal surface of rotatory valve rod (4), it is fixed through concatenation draw-in groove (34) and combination cardboard (36) butt joint between rotatory valve rod (4) and concatenation valve plate (16), the upper end surface intermediate position fixed mounting of butt joint valve body (17) has fixed set post (15), the outer surface of the rotary valve rod (4) is close to the lower part of the spliced valve plate (16) and is fixedly sleeved with a shaft sleeve (35), the rotary valve rod (4) is movably connected with a butt joint valve body (17) through the shaft sleeve (35), a second chuck (14) is fixedly arranged on the outer surface of the upper end of a fixed sleeve column (15), the rotary valve rod (4) is fixedly abutted with the first chuck (13) through an inner sleeve connecting rod (41), the first chuck (13) is arranged above the second chuck (14), first clamping teeth (27) are arranged on the outer surface of the bottom of the first chuck (13), second clamping teeth (28) are arranged on the outer surface of the upper part of the second chuck (14), a spring sleeve (2) is fixedly sleeved on the outer surface of the rotary valve rod (4) close to the lower part of the butt joint valve body (17), and a first spring pin (19) is fixedly arranged inside the spring sleeve (2), the inner sleeve connecting rod (41) and the first spring pin (19) are fixedly butted through a limiting sleeve rod (20).
2. The high-stability self-operated regulating valve with the valve rod protection structure according to claim 1, wherein a rotating handle (10) is fixedly installed on the outer surface of the upper end of the first chuck (13), the first chuck (13) and the rotating handle (10) are fixedly connected in a butt joint mode through two groups of fixing bolts (12), a fixing pull ring (11) is fixedly installed on the outer surface of the upper end of the rotating handle (10), an extrusion rod (7) is movably installed at the bottom of the rotating handle (10), the rotating handle (10) and the extrusion rod (7) are movably connected through a rotating clamping seat (6), a spring column (9) is fixedly installed on one side, close to the rotating clamping seat (6), between the rotating handle (10) and the extrusion rod (7), and a fixing clamping sleeve (8) is movably sleeved on the outer surface of one end of the rotating handle (10).
3. The high stability self-operated regulator valve with valve stem protection structure of claim 2, it is characterized in that the outer surface of the bottom of the extrusion rod (7) is provided with an arc-shaped clamping groove (25), the extrusion rod (7) is fixed with the fixed cutting sleeve (8) through the arc-shaped clamping groove (25) in a butt joint way, one end of the extrusion rod (7) is movably provided with a linkage rod (24), one side of the bottom of the rotating handle (10) close to the extrusion rod (7) is movably provided with a lifting clamping pin (23), and the rotating handle (10) and the lifting clamping foot (23) are fixedly butted through a second spring pin (26), a positioning clamping groove (29) is formed in the inner surface of the bottom of the second chuck (14), the integral structure of the positioning clamping groove (29) is of an annular structure, the second chuck (14) is fixedly butted with the lifting clamping foot (23) through the positioning clamping groove (29), and the lifting clamping foot (23) is movably connected with the extrusion rod (7) through a linkage rod (24).
4. The high-stability self-operated control valve with the valve rod protection structure according to claim 1, wherein a fixed chuck (31) is disposed on an outer surface of one end of the inner extension rod (41), a rubber gasket ring (32) is disposed on an outer surface of an upper portion of the fixed chuck (31), the fixed chuck (31) and the first chuck (13) are fixed in a butt joint manner through two pairs of joint bolts (30), a joint bolt (33) is fixedly sleeved on an inner side of an upper portion of the first chuck (13), and the first chuck (13) is fixed in a butt joint manner through the joint bolt (33) and an upper end of the inner extension rod (41).
5. The high-stability self-operated regulating valve with the valve rod protection structure according to claim 1, wherein a second sealing sleeve (22) is fixedly sleeved between the rotary valve rod (4) and the fixed sleeve column (15), a first sealing sleeve (21) is fixedly sleeved between the rotary valve rod (4) and the butt-joint valve body (17), the fixed sleeve column (15) is of a cylindrical hollow structure, a tooth socket is formed in the outer surface of the lower end of the inner connecting rod (41), the motor cover (1) is fixedly installed in the middle of the lower portion of the butt-joint valve body (17), the butt-joint valve body (17) and the motor cover (1) are fixedly in butt joint through two groups of butt-joint hanging pins (18), and clamping pins (40) are fixedly sleeved on the inner sides of the butt-joint hanging pins (18).
6. The high-stability self-operated regulating valve with the valve rod protection structure according to claim 5, wherein two sets of fixing lugs (3) are fixedly mounted on two sides of the outer surface of the butt joint valve body (17) close to the fixing sleeve column (15), the motor (37) is fixedly mounted inside the motor cover (1), a transmission fluted disc (39) is movably mounted at the upper end of the motor (37), the rotary valve rod (4) is in transmission connection with the motor (37) through the transmission fluted disc (39), and the motor cover (1) is in butt joint with the motor (37) through the positioning clamping seat (38).
7. The high-stability self-operated regulating valve with the valve rod protection structure according to claim 2, wherein the rotating handle (10) and the fixed pull ring (11) are fixed by welding, three sets of thread grooves are formed in the inner sides of the combined clamping plate (36) and the rotating valve rod (4) in a penetrating manner, and the combined clamping plate (36) and the rotating valve rod (4) are fixedly connected through the butt-joint clamping cap (5).
8. The high-stability self-operated regulating valve with the valve stem protection structure according to claim 1, wherein the outer side surface of the combined clamping plate (36) is a bevel structure, and the first clamping plate (13) and the second clamping plate (14) are fixed in an abutting mode through the first clamping teeth (27) and the second clamping teeth (28).
9. The high-stability self-operated regulating valve with the valve rod protection structure according to claim 1, wherein sealing rings are fixedly mounted on the inner sides of both ends of the butt-joint valve body (17), the whole structure of the rotary valve rod (4) is a cylindrical hollow structure, and the rotary valve rod (4) and the inner extension rod (41) are butt-jointed and fixed through a limiting groove (42).
10. The working mode of the high-stability self-operated regulating valve with the valve rod protection structure according to claim 1 is characterized by comprising the following specific using operation steps:
firstly, inserting a combined clamping plate (36) of a spliced valve plate (16) into a spliced clamping groove (34) of a rotary valve rod (4), simultaneously inserting a butt-joint clamping cap (5) into threaded grooves of the combined clamping plate (36) and the rotary valve rod (4), and fixing the spliced valve plates (16) on two sides of the rotary valve rod (4);
secondly, a fixed pull ring (11) of a rotary handle (10) is pulled upwards, so that the fixed pull ring (11) drives a first chuck (13) and an inner sleeve connecting rod (41) to move upwards, a first latch (27) and a second latch (28) of the first chuck (13) and a second chuck (14) are separated, an extrusion rod (7) of the rotary handle (10) is pressed, the extrusion rod (7) is matched with a rotary clamping seat (6) to drive a linkage rod (24), the linkage rod (24) drives a lifting clamping foot (23) to move downwards, the lifting clamping foot (23) is separated from a positioning clamping groove (29) of the second chuck (14), so that the rotary handle (10) is rotated to drive the inner sleeve connecting rod (41), the rotary valve rod (4) is driven to adjust the opening angle of two groups of spliced valve plates (16), after the rotary handle (10) and the fixed pull ring (11) are loosened, the inner sleeve connecting rod (41) is pulled by using a first spring pin (19) in a spring sleeve (2), the first latch (27) and the second latch (28) are meshed, and meanwhile, the spring column (9) is matched with the second spring pin (26) to pull the lifting clamping pin (23) to move upwards, so that the lifting clamping pin (23) is clamped into the positioning clamping groove (29);
and thirdly, driving a transmission fluted disc (39) by using the motor (37), so that the transmission fluted disc (39) drives the inner extension rod (41) to rotate by using a gullet at the lower end of the inner extension rod (41), thereby driving the spliced valve plate (16) on the rotary valve rod (4) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010317089.XA CN111473121B (en) | 2020-04-21 | 2020-04-21 | High-stability regulating valve with valve rod protection structure and working mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010317089.XA CN111473121B (en) | 2020-04-21 | 2020-04-21 | High-stability regulating valve with valve rod protection structure and working mode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111473121A true CN111473121A (en) | 2020-07-31 |
| CN111473121B CN111473121B (en) | 2022-01-04 |
Family
ID=71755998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010317089.XA Active CN111473121B (en) | 2020-04-21 | 2020-04-21 | High-stability regulating valve with valve rod protection structure and working mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111473121B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227999A (en) * | 2020-12-14 | 2021-01-15 | 东营华辰石油装备有限公司 | Be used for high-power throttle oil recovery wellhead assembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09217858A (en) * | 1996-02-15 | 1997-08-19 | Tomoe Gijutsu Kenkyusho:Kk | Opening displaying device for butteryfly valve |
| US5741003A (en) * | 1997-05-13 | 1998-04-21 | Emhart Inc. | Child-resistant handle |
| US5819798A (en) * | 1996-11-27 | 1998-10-13 | Xerox Corporation | Multiport rotary indexing vacuum valve in a liquid ink printer |
| CN203979483U (en) * | 2014-08-04 | 2014-12-03 | 浙江时代铸造有限公司 | A kind of ball valve of avoiding improper opening |
| CN105909837A (en) * | 2015-02-20 | 2016-08-31 | Vir里齐奥工程师阀门工业股份公司 | Pressure Independent Hydraulic Valve For Flow Control And Regulation |
| CN107035913A (en) * | 2017-05-12 | 2017-08-11 | 刘权 | Middle control filtering lock controlled ball valve |
| CN109854759A (en) * | 2019-03-11 | 2019-06-07 | 湖北娅安科技开发有限公司 | A kind of butterfly valve and its application method with Anti-jamming structure |
-
2020
- 2020-04-21 CN CN202010317089.XA patent/CN111473121B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09217858A (en) * | 1996-02-15 | 1997-08-19 | Tomoe Gijutsu Kenkyusho:Kk | Opening displaying device for butteryfly valve |
| US5819798A (en) * | 1996-11-27 | 1998-10-13 | Xerox Corporation | Multiport rotary indexing vacuum valve in a liquid ink printer |
| US5741003A (en) * | 1997-05-13 | 1998-04-21 | Emhart Inc. | Child-resistant handle |
| CN203979483U (en) * | 2014-08-04 | 2014-12-03 | 浙江时代铸造有限公司 | A kind of ball valve of avoiding improper opening |
| CN105909837A (en) * | 2015-02-20 | 2016-08-31 | Vir里齐奥工程师阀门工业股份公司 | Pressure Independent Hydraulic Valve For Flow Control And Regulation |
| CN107035913A (en) * | 2017-05-12 | 2017-08-11 | 刘权 | Middle control filtering lock controlled ball valve |
| CN109854759A (en) * | 2019-03-11 | 2019-06-07 | 湖北娅安科技开发有限公司 | A kind of butterfly valve and its application method with Anti-jamming structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227999A (en) * | 2020-12-14 | 2021-01-15 | 东营华辰石油装备有限公司 | Be used for high-power throttle oil recovery wellhead assembly |
| CN112227999B (en) * | 2020-12-14 | 2021-03-16 | 东营华辰石油装备有限公司 | Be used for high-power throttle oil recovery wellhead assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111473121B (en) | 2022-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111473121B (en) | High-stability regulating valve with valve rod protection structure and working mode | |
| CN109854759B (en) | Butterfly valve with anti-blocking structure and use method thereof | |
| CN101965528B (en) | Valve device for a variable focus lens | |
| CN213018027U (en) | Worm gear box with manual and automatic switching function | |
| CN111042764B (en) | Emergency breaking device for natural gas wellhead adjustment | |
| CN109268333A (en) | A kind of shunting valve block of hydraulic circuit | |
| CN201582407U (en) | Emergency manual structure for butterfly valve | |
| CN112310675B (en) | Live lap joint compatible wire clamp | |
| CN211693567U (en) | Cut off anticorrosive valve fast | |
| CN219685455U (en) | Bridge surface crack repairing tool | |
| CN201764007U (en) | Lifting type switching valve | |
| CN110253106A (en) | A kind of welding equipment between boiler components | |
| CN212616458U (en) | Wear-resisting all-welded ball valve | |
| CN217234583U (en) | Hydraulic mechanism capable of remotely controlling operating handle | |
| CN111590369A (en) | Tool changing device for machine tool spindle | |
| CN114151579B (en) | Multichannel reversing ball valve with push type top adjusting mechanism | |
| CN219606180U (en) | Flange butt-joint type electric butterfly valve | |
| CN214500192U (en) | Electric valve | |
| CN211117758U (en) | Cold and hot water switch | |
| CN220488592U (en) | Water outlet pile | |
| CN213745045U (en) | Sanitary-grade quick-assembly manual weir type diaphragm valve | |
| CN219866155U (en) | Speed reducer structure convenient for replacing gears | |
| CN113464666B (en) | Emergency cut-off device for valve | |
| CN216742969U (en) | Improved valve core and faucet | |
| CN219263353U (en) | Novel electric control gate valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211209 Address after: 200333 Building 1, No.158, Lane 1888, Daye Road, Fengxian District, Shanghai Applicant after: Cambridge Valve Group Co.,Ltd. Address before: 250000 Room 201, unit 3, Building 102, China Resources yunqi path, Xiaogushan North Road, Xinglong Street, Shizhong District, Jinan City, Shandong Province Applicant before: Jinan Ketai Technology Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |