CN113028130B

CN113028130B - Anti-theft valve

Info

Publication number: CN113028130B
Application number: CN202110568086.8A
Authority: CN
Inventors: 金立民
Original assignee: Shandong Xinding Technology Co Ltd
Current assignee: Jiangtian Technology Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-08-10
Anticipated expiration: 2041-05-25
Also published as: CN113028130A

Abstract

The invention belongs to the technical field of oil and gas exploitation and delivery equipment, and discloses an anti-theft valve which comprises a valve seat, two fixed side pipes and a valve barrel, wherein the two fixed side pipes are embedded and mounted at two sides of the outer part of the valve seat, a valve rod is embedded and mounted at the top end of the inner part of the valve barrel, a manual rocking handle is clamped and mounted at one side of the top end of the outer part of the fixed side pipes, a limiting chassis is sleeved and mounted at the bottom end of the outer part of the valve rod, and a movable magnetic clamping plate is movably embedded and mounted in the valve rod Opening and closing.

Description

Anti-theft valve

Technical Field

The invention relates to the technical field of oil and gas exploitation and conveying equipment, in particular to an anti-theft valve.

Background

The valve is a key control part in a fluid (especially oil gas) conveying system, and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting, overflowing, relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling various types of fuel gas, air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

But the current valve has the outside personnel to carry out the maloperation easily to opening and close of disk seat and can not realize the password locking function to manual rocking handle when using, leads to the relatively poor problem of security that manual rocking handle deposited when need not open and close.

Disclosure of Invention

The invention solves the technical problem of providing the anti-theft valve which can lock the password and is safe to use.

In order to solve the technical problems, the anti-theft valve provided by the invention comprises a valve seat, two fixed side pipes and a valve barrel, wherein the two fixed side pipes are respectively embedded and installed at two sides of the outer part of the valve seat, the valve barrel is embedded and installed in the middle of the top end of the outer part of the valve seat, an opening and closing mechanism is embedded and installed in the valve barrel, an anti-theft mechanism is embedded and installed at the top end of the outer part of one fixed side pipe, a protection mechanism is installed at one side of the outer part of the other fixed side pipe, the opening and closing mechanism is used for manually opening and closing the valve seat, the anti-theft mechanism is used for locking the opening and closing mechanism, and the protection mechanism is used for automatically closing the valve seat when oil gas is leaked and stolen. The opening and closing mechanism comprises a valve rod, a manual rocking handle, a limiting base plate, a movable magnetic clamping plate, a hexagonal thread groove, a magnetic suction clamping block and a sealing valve ball, the valve rod is embedded in the top end inside the valve barrel, the manual rocking handle is clamped and installed on one side of the top end outside the fixed side pipe, the limiting base plate is sleeved and installed on the bottom end outside the valve rod, the movable magnetic clamping plate is embedded and installed inside the valve rod, the hexagonal thread groove is formed in the surface of the top end outside the valve rod, and the magnetic suction clamping block is formed in the surface of the top end of the manual rocking handle.

Preferably, the sealing valve ball is fixedly clamped and installed at the bottom end of the outer portion of the hexagonal thread groove, a diversion trench is formed in the sealing valve ball in a penetrating mode, and the movable magnetic clamping plate and the magnetic clamping block are respectively embedded with the magnetic attraction block.

Preferably, anti-theft mechanism includes fixed disk, password carousel, locking lever, compression spring, movable bottom plate, hasp, gag lever post, activity ring sum leads to the groove, the fixed disk embedding is installed fixed outside top one side of side pipe, the password carousel embedding is installed outside top one side of fixed disk, the locking lever embedding is installed inside the fixed disk, compression spring cup joints and installs outside one side of locking lever, movable bottom plate installs the outside bottom of locking lever, the hasp welded mounting be in the outside bottom middle part of manual rocking handle, gag lever post fixed mounting be in movable bottom plate top surface one side middle part.

Preferably, the movable ring is sleeved and rotatably installed at the bottom end of the password turntable, the through groove penetrates through one side of the outer wall of the movable ring, and the outer diameter of the limiting rod is equal to the inner diameter of the through groove.

Preferably, the top end of the password turntable is uniformly provided with digital convex blocks, and the bottom end of the password turntable is movably connected with the movable bottom plate through a sliding groove.

Preferably, protection machanism includes mounting flange, sealed intermediate layer, oil gas monitoring sensor, drive ring gear and PLC control panel, mounting flange cup joints and installs the outside top of fixed side pipe, sealed intermediate layer is seted up the inside edge of mounting flange, oil gas monitoring sensor embedding is installed the inside one side of sealed intermediate layer, drive ring gear embedding is rotated and is installed valve section of thick bamboo top is close to valve rod position department, PLC control panel embedding is installed valve section of thick bamboo outer wall top one side.

Preferably, micro motor is installed to drive ring gear bottom joint, just oil gas monitoring sensor and micro motor's power input end with the power output end electric connection of PLC control panel.

Compared with the related art, the anti-theft valve provided by the invention has the following beneficial effects:

the valve rod is rotated by the manual rocking handle after being unlocked, the magnetic suction clamping block at the bottom end of the manual rocking handle is clamped in the hexagonal screw groove at the top end of the valve rod, the movable magnetic clamping plate can move upwards along the valve rod under the action of magnetic suction between the magnetic suction clamping block and the movable magnetic clamping plate inside the valve rod, the movable magnetic clamping plate can be separated from the limiting chassis, the valve seat can be opened and closed by the rotation of the sealing valve ball at the bottom end of the valve rod by the manual rocking handle and the limiting of the movable magnetic clamping plate by the limiting chassis, the problem that an external person easily performs misoperation on the opening and closing of the valve seat is solved, and the safety of the valve seat in use is ensured.

Be provided with anti-theft device, the hasp to password carousel bottom is locked through the locking lever of fixed disk department, it is fixed to store manual rocking handle department when the disk seat need not open and close to have realized, and dial password carousel in proper order, piece into corresponding correct password with the digit of two password carousel departments constitution, the pulling activity bottom plate slides in the fixed disk is inside, the gag lever post is pegged graft in the inside logical groove of activity ring, thereby can separate the manual rocking handle by the locking lever punishment and take out, the password locking function to manual rocking handle has been realized, the security of depositing when not needing the use of manual rocking handle has been guaranteed, the convenience performance that the staff took manual rocking handle has been improved simultaneously.

Be provided with protection machanism, can be connected the disk seat with external pipeline fixedly through mounting flange, when the stolen impaired disk seat that leads to of disk seat department mounting flange is inside to take place to leak, oil gas through sealed intermediate layer department oil gas monitoring sensor to the disk seat inside monitors, and transmit leakage information, cooperation PLC control panel is to the receipt of oil gas monitoring sensor signal, control micro motor drives the valve rod and rotates, thereby realized the automatic closure to the pipeline when the stolen leakage of disk seat inside oil gas emergence, oil gas leakage is difficult to control when having solved the disk seat stolen, the security performance of use is relatively poor, the great problem of economic cost loss.

Drawings

FIG. 1 is a schematic structural diagram of the anti-theft valve of the present invention;

FIG. 2 is a schematic top view of the valve of FIG. 1;

FIG. 3 is a perspective view of the valve cartridge of FIG. 1;

FIG. 4 is a schematic perspective view of the interior of the valve cartridge of FIG. 1;

FIG. 5 is a perspective view of the manual rocker arm of FIG. 1;

FIG. 6 is a schematic perspective view of the interior of the stationary platen shown in FIG. 1;

FIG. 7 is a schematic perspective view of the installation of the stop lever shown in FIG. 1;

fig. 8 is a perspective view illustrating the installation of the driving ring gear shown in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.

In the specific implementation process, as shown in fig. 1-8, the anti-theft valve provided by the present invention comprises a valve seat 1, two fixed side pipes 2 and a valve cylinder 3, wherein the two fixed side pipes 2 are embedded in and installed on two sides of the outside of the valve seat 1, the valve cylinder 3 is embedded in and installed in the middle of the top end of the outside of the valve seat 1, an opening and closing mechanism 4 is embedded in and installed on the inside of the valve cylinder 3, an anti-theft mechanism 5 is embedded in and installed on the top end of the outside of one fixed side pipe 2, a protection mechanism 6 is installed on one side of the outside of the other fixed side pipe 2, the opening and closing mechanism 4 comprises a valve rod 401, a manual rocking handle 402, a limiting chassis 403, a movable magnetic clamping plate 404, a hexagonal screw groove 405, a magnetic clamping block 406 and a sealing valve ball 407, the valve rod 401 is embedded in and installed on the top end of the inside of the valve cylinder 3, the manual rocking handle 402 is clamped and installed on one side of the top end of the outside of the fixed side pipe 2, the limiting chassis 403 is sleeved and installed on the bottom end of the outside of the valve rod 401, the movable magnetic clamping plate 404 is movably embedded and installed in the valve rod 401, a hexagonal screw groove 405 is arranged on the surface of the top end outside the valve rod 401, a magnetic suction fixture block 406 is arranged on the surface of the bottom end of the manual rocking handle 402, a sealing valve ball 407 is fixedly clamped and mounted at the bottom end outside the hexagonal screw groove 405, a flow guide groove is arranged in the sealing valve ball 407 in a penetrating manner, a magnetic attraction block with different polarities is respectively embedded in the movable magnetic clamp plate 404 and the magnetic suction fixture block 406, when the valve rod is rotated by the unlocked manual rocking handle 402, the magnetic suction fixture block 406 at the bottom end of the manual rocking handle 402 is clamped in the hexagonal screw groove 405 at the top end of the valve rod 401, the movable magnetic clamp plate 404 can move upwards along the valve rod 401 under the magnetic suction effect between the magnetic suction fixture block 406 and the movable magnetic clamp plate 404 inside the valve rod 401, so that the movable magnetic clamp plate 404 can be separated from the limiting chassis 403, the opening and closing of the valve seat 1 can be realized by the rotation of the manual rocking handle 402 to the sealing valve ball 407 at the bottom end of the valve rod 401 and the limiting chassis 403 to the limiting magnetic clamp plate 404, the problem of outside personnel easily carry out the maloperation to opening and close of disk seat 1 is solved, the security performance of disk seat 1 when using has been guaranteed.

The anti-theft mechanism 5 comprises a fixed disc 501, a code turntable 502, a lock bar 503, a compression spring 504, a movable bottom plate 505, a lock catch 506, a limit rod 507, a movable ring 508 and a through groove 509, wherein the fixed disc 501 is embedded and installed on one side of the top end outside the fixed side pipe 2, the code turntable 502 is embedded and installed on one side of the top end outside the fixed disc 501, the lock bar 503 is embedded and installed inside the fixed disc 501, the compression spring 504 is sleeved and installed on one side of the outside of the lock bar 503, the movable bottom plate 505 is installed on the bottom end outside the lock bar 503, the lock catch 506 is welded and installed in the middle of the bottom end outside the manual rocking handle 402, the limit rod 507 is fixedly installed in the middle of one side of the top end surface of the movable bottom plate 505, the movable ring 508 is rotatably sleeved and installed at the bottom end of the code turntable 502, the through groove 509 penetrates through one side of the outer wall of the movable ring, the outer diameter of the limit rod 507 is equal to the inner diameter of the through groove 509, and the top end of the code turntable 502 is uniformly provided with digital lugs, the bottom end of the code turntable 502 is movably connected with the movable bottom plate 505 through the sliding groove, the lock bar 503 at the fixed disc 501 can lock the lock catch 506 at the bottom end of the code turntable 502, the situation that the manual crank 402 is stored and fixed when the valve seat 1 is not required to be opened and closed is realized, the code turntables 502 are sequentially shifted, numbers formed by the two code turntables 502 are spliced into a corresponding correct code, the movable bottom plate 505 is pulled to slide in the fixed disc 501, the limiting rod 507 is inserted into the through groove 509 in the movable ring 508, the manual crank 402 can be separated and taken out from the lock bar 503, the code locking function of the manual crank 402 is realized, the safety of the manual crank 402 when the manual crank 402 is not required to be used is guaranteed, and meanwhile, the convenience of taking the manual crank 402 by a worker is improved.

The protection mechanism 6 comprises a fixed flange 601, a sealing interlayer 602, an oil gas monitoring sensor 603, a driving gear ring 604 and a PLC control panel 605, wherein the fixed flange 601 is sleeved and installed at the top end of the outer part of the fixed side pipe 2, the sealing interlayer 602 is arranged at the edge of the inner part of the fixed flange 601, the oil gas monitoring sensor 603 is embedded and installed at one side of the inner part of the sealing interlayer 602, the driving gear ring 604 is embedded and rotatably installed at the top end of the valve cylinder 3 close to the position of the valve rod 401, the PLC control panel 605 is embedded and installed at one side of the top end of the outer wall of the valve cylinder 3, the micro motor is installed at the bottom end of the driving gear ring 604 in a clamping way, the power input ends of the oil gas monitoring sensor 603 and the micro motor are electrically connected with the power output end of the PLC control panel 605, the valve seat 1 and an external pipeline can be connected and fixed through the fixed flange 601, when the fixed flange 601 at the position of the valve seat 1 is stolen and damaged to cause leakage inside the valve seat 1, oil gas monitoring sensor 603 is located through sealed intermediate layer 602 monitors the inside oil gas of disk seat 1 to transmit leakage information, cooperation PLC control panel 605 is to the receipt of oil gas monitoring sensor 603 signal, control micro motor drives valve rod 401 and rotates, thereby realized that the automatic closure to the pipeline when the stolen emergence of the inside oil gas of disk seat 1 is leaked, oil gas leakage is difficult to control when having solved disk seat 1 and being stolen, the security performance of use is relatively poor, the great problem of economic cost loss.

The working principle provided by the invention is as follows: firstly, the lock catch 506 at the bottom end of the code turnplate 502 is locked by the lock rod 503 at the fixed disk 501, so that the manual rocking handle 402 is stored and fixed when the valve seat 1 is not required to be opened or closed, the code turnplates 502 are sequentially shifted, the numbers formed at the two code turnplates 502 are spliced into the corresponding correct codes, the movable bottom plate 505 is pulled to slide in the fixed disk 501, the limiting rod 507 is inserted in the through groove 509 in the movable ring 508, the manual rocking handle 402 can be separated and taken out from the lock rod 503, and the code locking function of the manual rocking handle 402 is realized.

Then, when the valve rod is rotated by the unlocked manual rocking handle 402, the magnetic clamping block 406 at the bottom end of the manual rocking handle 402 is clamped in the hexagonal screw groove 405 at the top end of the valve rod 401, and under the magnetic action between the magnetic clamping block 406 and the movable magnetic clamping plate 404 inside the valve rod 401, the movable magnetic clamping plate 404 can move upwards along the valve rod 401, so that the movable magnetic clamping plate 404 can be separated from the limiting chassis 403, and the opening and closing of the valve seat 1 can be realized by the rotation of the valve rod 401 bottom end sealing valve ball 407 by the manual rocking handle 402 and the limiting of the movable magnetic clamping plate 404 by the limiting chassis 403.

Finally, when the stolen damage of disk seat 1 department mounting flange 601 leads to the inside leakage of taking place of disk seat 1, monitor the inside oil gas of disk seat 1 through sealed intermediate layer 602 department oil gas monitoring sensor 603 to transmit leakage information, cooperate PLC control panel 605 to the receipt of oil gas monitoring sensor 603 signal, control micro motor drives valve rod 401 and rotates, realized that the inside oil gas of disk seat 1 takes place the automatic closure to the pipeline when stolen leakage.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An anti-theft valve comprises a valve seat (1), two fixed side pipes (2) and a valve cylinder (3), wherein the two fixed side pipes (2) are respectively embedded and installed at two sides of the outer part of the valve seat (1), the valve cylinder (3) is embedded in the middle of the top end outside the valve seat (1), it is characterized in that an opening and closing mechanism (4) is embedded in the valve cylinder (3), an anti-theft mechanism (5) is embedded at the top end of the outer part of one fixed side pipe (2), a protection mechanism (6) is arranged at one side of the outer part of the other fixed side pipe (2), the opening and closing mechanism (4) is used for manually opening and closing the valve seat (1), the anti-theft mechanism (5) is used for locking the opening and closing mechanism (4), the protection mechanism (6) is used for automatically closing the valve seat (1) when oil gas is leaked and stolen;

the opening and closing mechanism (4) comprises a valve rod (401), a manual rocking handle (402), a limiting chassis (403), a movable magnetic clamping plate (404), a hexagonal thread groove (405), a magnetic clamping block (406) and a sealing valve ball (407), the valve rod (401) is embedded in the top end inside the valve barrel (3), the manual rocking handle (402) is clamped and installed on one side of the top end outside the fixed side pipe (2), the limiting chassis (403) is sleeved and installed at the bottom end outside the valve rod (401), the movable magnetic clamping plate (404) is embedded and installed inside the valve rod (401) in a movable mode, the hexagonal thread groove (405) is formed in the surface of the top end outside the valve rod (401), and the magnetic clamping block (406) is formed in the surface of the top end of the manual rocking handle (402);

the anti-theft mechanism (5) comprises a fixed disc (501), a code turntable (502), a lock bar (503), a compression spring (504), a movable bottom plate (505), a lock catch (506), a limiting rod (507), a movable ring (508) and a through groove (509), the fixed disc (501) is embedded and arranged at one side of the top end outside the fixed side pipe (2), the password rotary disc (502) is embedded and arranged at one side of the top end of the outer part of the fixed disc (501), the lock rod (503) is embedded and installed in the fixed disk (501), the compression spring (504) is sleeved and installed on one side of the outside of the lock rod (503), the movable bottom plate (505) is arranged at the bottom end of the outside of the lock rod (503), the lock catch (506) is welded and arranged in the middle of the bottom end of the outside of the manual rocking handle (402), the limiting rod (507) is fixedly installed in the middle of one side of the top end surface of the movable bottom plate (505).

2. The anti-theft valve according to claim 1, wherein the sealing valve ball (407) is fixedly clamped and mounted at the bottom end of the outer portion of the hexagonal screw groove (405), a diversion groove is formed in the sealing valve ball (407) in a penetrating manner, and the movable magnetic clamping plate (404) and the magnetic clamping block (406) are respectively embedded with an anisotropic magnetic clamping block.

3. The anti-theft valve according to claim 1, wherein the movable ring (508) is rotatably mounted at the bottom end of the code turntable (502) in a sleeved manner, the through groove (509) penetrates through the outer wall of the movable ring (508), and the outer diameter of the limiting rod (507) is equal to the inner diameter of the through groove (509).

4. The anti-theft valve according to claim 3, characterized in that the top end of the code rotary disc (502) is uniformly provided with digital bumps, and the bottom end of the code rotary disc (502) is movably connected with the movable bottom plate (505) through a sliding groove.

5. The anti-theft valve according to claim 1, wherein the protection mechanism (6) comprises a fixed flange (601), a sealing interlayer (602), an oil gas monitoring sensor (603), a driving toothed ring (604) and a PLC (programmable logic controller) control board (605), the fixed flange (601) is installed at the top end of the outside of the fixed side pipe (2) in a sleeved mode, the sealing interlayer (602) is arranged at the edge of the inside of the fixed flange (601), the oil gas monitoring sensor (603) is installed at one side of the inside of the sealing interlayer (602) in an embedded mode, the driving toothed ring (604) is installed at the position, close to the valve rod (401), of the top end of the valve cylinder (3) in an embedded mode, and the PLC control board (605) is installed at one side of the top end of the outer wall of the valve cylinder (3) in an embedded mode.

6. The anti-theft valve according to claim 5, wherein a micro motor is installed at the bottom end of the driving gear ring (604) in a clamping mode, and the oil gas monitoring sensor (603) and the power input end of the micro motor are electrically connected with the power output end of the PLC control board (605).