CN213452252U

CN213452252U - Blind plate valve easy to assemble

Info

Publication number: CN213452252U
Application number: CN202022392593.4U
Authority: CN
Inventors: 展洲; 李会超
Original assignee: Shijiazhuang Ruiheng Metallurgical Valve Equipment Manufacturing Co ltd
Current assignee: Shijiazhuang Ruiheng Metallurgical Valve Equipment Manufacturing Co ltd
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-06-15
Anticipated expiration: 2030-10-24

Abstract

The utility model relates to a blind plate valve convenient to install, which comprises a blind plate valve body and connecting pipes fixedly connected at two ends of the blind plate valve body, wherein the connecting pipes are communicated with a pipeline, the end surface of the connecting pipe far away from the blind plate valve body is fixedly provided with a butt ring plate, the circumferential outer wall of the butt ring plate is fixedly provided with an interception ring plate, the side wall of the pipeline close to the connecting pipe is fixedly provided with a mounting ring plate, the circumferential outer wall of the mounting ring plate is abutted against the circumferential inner wall of the interception ring plate, the mounting ring plate is abutted against the butt ring plate, the circumferential outer wall of the mounting ring plate is provided with a plurality of clamping grooves, the circumferential outer wall of the interception ring plate is provided with a plurality of clamping holes, the circumferential outer wall of the interception ring plate is fixedly provided with a clamping shell covering the clamping holes in the inner part, the inner wall of the clamping shell far away from the interception ring plate is fixedly provided with a clamping spring, one end of the, this application has the effect that improves blind plate valve installation effectiveness.

Description

Blind plate valve easy to assemble

Technical Field

The application relates to the technical field of valve installation, in particular to a blind plate valve convenient to install.

Background

The existing blind plate valve is a gate valve for cutting off gas media manually, electrically or pneumatically and hydraulically, and generally comprises an electric blind plate valve, a hydraulic blind plate valve, a pneumatic blind plate valve, a closed gate valve and an electric open type blind plate valve, wherein the blind plate valve is commonly used for controlling gas circulation of an industrial pipeline, two ends of the blind plate valve are communicated with the pipeline, and when the blind plate valve is used for switching the pipeline on and off, the pipeline needs to be closed by a butterfly valve.

The existing blind plate valve comprises a blind plate valve body and connecting pipes, wherein the connecting pipes are fixedly connected to valve ports at two ends of the blind plate valve body, and one end, far away from the blind plate valve body, of each connecting pipe is in flange connection with an adjacent pipeline.

In view of the above related technologies, the inventor believes that there is a defect that when the blind plate valve body is installed on a pipeline, the installation efficiency is low.

SUMMERY OF THE UTILITY MODEL

When installing on the pipeline in order to improve the blind plate valve, the lower defect of installation effectiveness, this application provides a blind plate valve easy to assemble.

The application provides a blind plate valve easy to assemble adopts following technical scheme:

a blind plate valve convenient to install comprises a blind plate valve body and connecting pipes fixedly connected to two ends of the blind plate valve body, wherein the connecting pipes are communicated with a pipeline, a butt ring plate is fixedly arranged on the end face, away from the blind plate valve body, of each connecting pipe, an intercepting ring plate is fixedly arranged on the circumferential outer wall of the butt ring plate, a mounting ring plate is fixedly arranged on the side wall, close to the connecting pipes, of the pipeline, the circumferential outer wall of each mounting ring plate is abutted to the circumferential inner wall of the intercepting ring plate, the mounting ring plates are abutted to the abutting ring plates, a plurality of clamping grooves are formed in the circumferential outer wall of each mounting ring plate, a plurality of clamping holes communicated with the clamping grooves are formed in the circumferential outer wall of each intercepting ring plate, a clamping shell for covering the clamping holes is fixedly arranged on the circumferential outer wall of each clamping shell, a clamping spring is fixedly arranged on the inner wall, away from the intercepting ring plates, one end, the clamping column is simultaneously positioned in the clamping hole and the clamping groove, and a plurality of locking assemblies for fixing the clamping column are arranged between the clamping column and the clamping shell.

Through adopting above-mentioned technical scheme, when needs install the blind plate valve body on the pipeline, remove the connecting pipe, make the circumference outer wall of installation ring plate slide with the circumference inner wall butt of interception ring plate, after the interception ring plate supports tightly with supporting tight ring plate, chucking groove and chucking hole position are relative, remove the fixed to the chucking post through locking Assembly, the chucking post is supported tightly by the chucking hole gliding migration to the chucking inslot and with the inner wall of chucking groove under chucking spring's promotion, fixes the installation strip board, accomplishes the installation of blind plate valve body on the pipeline, has improved the installation effectiveness of blind plate valve body.

Optionally, the one end that chucking hole was kept away from to the chucking casing has been seted up the hole of sliding, and the downthehole slip that slides is connected with the slide bar, and the one end that interception crown plate was kept away from to the slide bar has set firmly the press plate, and the one end that the press plate was kept away from to the slide bar is close to chucking spring's one end fixed connection with the chucking post, and chucking spring will slide the rod cover in inside.

Through adopting above-mentioned technical scheme, when needs are dismantled the blind plate valve body from the pipeline, through to the direction pulling press the clamp plate of keeping away from the interception crown plate, the press the clamp plate drives slide bar and the chucking post and together slides, when the chucking post slides out from the chucking inslot, locks the chucking post through the locking Assembly, removes the fixed to the installation crown plate, removes the connecting pipe, makes connecting pipe and pipe separation, accomplishes the dismantlement of blind plate valve on the pipeline, has improved the dismantlement efficiency of blind plate valve.

Optionally, the locking subassembly includes locking piece and locking spring, a plurality of locking grooves have been seted up to the circumference outer wall of pole that slides, locking spring fixed connection is just on its open-ended inner wall to the locking groove, locking spring is close to the one end and the locking piece fixed connection of chucking hole inner wall, locking spring pushes up the locking piece to the inner wall in chucking hole, locking spring's natural length is less than the degree of depth of locking groove, a plurality of unlocking holes have been seted up to the bottom of chucking casing circumference outer wall, it is connected with the unblock pole to slide in the unlocking hole, the one end that the pole that slides is kept away from to the unblock pole has set firmly the unlocking plate, the position that the outer wall of chucking casing is close to the unlocking hole has set firmly the unlocking spring, the unlocking spring overlaps the unlocking rod in.

Through adopting above-mentioned technical scheme, when relieving the locking to the chucking post, press the unblock pole in to the chucking casing, the locking piece that unblock pole will correspond pushes away locking inslot, relieve the fixed to the chucking post, the chucking post stretches into the chucking inslot under chucking spring's promotion and supports tightly with the inner wall in chucking groove, pull the clamp plate again, make the clamp plate, the post that slides and the chucking post together keep away from the installation ring plate, when the locking piece slides out the chucking hole, the locking piece is located locking groove and chucking casing simultaneously under locking spring's effect, fix the chucking post, the chucking post breaks away from the chucking inslot this moment, the fixing to the installation ring plate has been relieved, the efficiency of blind plate valve dismantlement has been improved.

Optionally, the outer wall that the blind plate valve body was kept away from to the butt crown plate has set firmly sealed cushion, and the terminal surface that the slide bar was kept away from to the chucking post has seted up the joint groove near the position of blind plate valve body, and the joint groove is close to the lateral wall of slide bar and sets up the first inclined plane with the circumference outer wall connection of chucking post, and chucking groove circumference inner wall has seted up the second inclined plane near its open-ended position, and the second inclined plane is located the position that chucking groove circumference lateral wall is close to the blind plate valve body, and the second inclined plane is on a parallel with first inclined plane.

Through adopting above-mentioned technical scheme, when butt crown plate and sealed cushion butt, through pressing the unblock pole, the unblock pole pushes the locking piece totally to locking inslot, the chucking spring promotes the chucking post and removes to the chucking inslot, the inner wall in joint groove supports tightly with the inner wall in chucking groove, the part embedding of chucking post is to the chucking inslot, tentatively fix the installation crown plate, press the clamp plate to the direction that is close to the chucking casing, the clamp plate drives slide bar and the chucking post and together slides, first inclined plane supports tightly with the second inclined plane and slides, make the installation crown plate support tightly with sealed cushion, the chucking post supports tightly with the inner wall in chucking groove, the completion is fixed to the installation crown plate, leakproofness when having improved blind plate valve and pipe connection.

Optionally, the side wall of the mounting ring plate close to the blind plate valve body is provided with a corrugated groove, and the outer wall of the corrugated groove is abutted against the sealing rubber gasket.

Through adopting above-mentioned technical scheme, when installation crown plate and sealed cushion support tightly, sealed cushion is filled the ripple groove by extruded part, has further improved pipeline sealing's effect.

Optionally, the joint between the circumferential side wall of the mounting ring plate and the end face of the mounting ring plate close to the blind plate valve body is provided with a round chamfer.

Through adopting above-mentioned technical scheme, at the installation ring plate and the tight in-process of sealed cushion support, the effectual life who improves sealed cushion of circle chamfer design of installation ring plate.

Optionally, the end face of the mounting ring plate, which is far away from the blind plate valve body, is provided with a plurality of ventilation holes communicated with the clamping groove.

Through adopting above-mentioned technical scheme, at the in-process that the chucking post slided to the chucking inslot, the gas in the chucking inslot passes through the scavenge port and circulates with the external world, has improved the efficiency that the chucking post slided in the chucking inslot.

Optionally, a limiting groove is formed in the circumferential outer wall of the sliding hole, a limiting slat is fixedly arranged on the circumferential outer wall of the sliding rod, and the limiting slat is connected in the limiting groove in a sliding manner.

Through adopting above-mentioned technical scheme, inject the slat and slide in injecing the inslot, the effectual pivoted probability that has reduced the slide bar and take place for the chucking casing, and then improved the stability that slide bar and chucking post slided.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the blind plate valve is installed, the connecting pipe is moved to enable the circumferential inner wall of the intercepting ring plate to be abutted against the circumferential outer wall of the installing ring plate, the connecting pipe is continuously pushed to enable the installing ring plate to be abutted against the sealing rubber gasket, the unlocking rod is pressed to push the locking block into the locking groove, the clamping column slides into the clamping groove under the action of the clamping spring, the pressing plate is pressed, the first inclined plane is abutted against the second inclined plane to slide, the installing ring plate is abutted against the sealing rubber gasket, the installation of the blind plate valve is further completed, and the installation efficiency of the blind plate valve is improved;

2. when dismantling the blind plate valve, will push down the clamp plate and pull out to the direction of keeping away from the chucking casing, push down the clamp plate and drive the pole of sliding and the chucking post together and slide, when the locking groove slides out the chucking hole, locking spring promotes the locking piece and lies in the cavity of locking groove and chucking casing simultaneously, accomplishes the fixed to the chucking post, and at this moment, the chucking post breaks away from the chucking inslot, removes the fixed to the installation ring board, accomplishes the dismantlement of blind plate valve, has improved the dismantlement efficiency of blind plate valve.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partial cross-sectional view showing a mounting ring plate;

FIG. 3 is a partial cross-sectional view showing the clamping assembly;

FIG. 4 is a partial sectional view showing a state where the chucking pins are fixed;

FIG. 5 is an enlarged view of a portion of the locking assembly shown in FIG. 4A;

FIG. 6 is an enlarged view of a portion of the flute of FIG. 4 at section B;

FIG. 7 is a schematic diagram illustrating a partial structure of a stopper post.

In the figure, 1, a blind plate valve body; 2. a connecting pipe; 21. abutting against the ring plate; 211. sealing the rubber gasket; 22. intercepting a ring plate; 221. a clamping hole; 3. a pipeline; 4. installing a ring plate; 41. a clamping groove; 411. a second inclined plane; 42. a ventilation hole; 43. a corrugated groove; 5. a clamping assembly; 51. clamping the shell; 511. a sliding hole; 512. unlocking the hole; 513. defining a slot; 52. clamping the column; 521. a locking groove; 522. a clamping groove; 523. a first inclined plane; 53. a chucking spring; 54. a pressing plate; 55. a slide bar; 551. limiting a lath; 6. a locking assembly; 61. a locking block; 62. a locking spring; 7. an unlocking assembly; 71. an unlocking lever; 72. an unlocking plate; 73. the spring is unlocked.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses blind plate valve easy to assemble.

Referring to fig. 1 and 2, the blind plate valve convenient to install comprises a blind plate valve body 1 and a connecting pipe 2 communicated with two ends of the blind plate valve body 1, a butt ring plate 21 is fixedly arranged on the end surface, far away from the blind plate valve body 1, of the connecting pipe 2, the inner diameter of the butt ring plate 21 is the same as that of the connecting pipe 2, an intercepting ring plate 22 is fixedly arranged on the circumferential outer wall of the butt ring plate 21, the end surface, close to the blind plate valve body 1, of the intercepting ring plate 22 is flush with the end surface, close to the blind plate valve body 1, of the butt ring plate 21, a sealing rubber gasket 211 is fixedly arranged on the end surface, far away from the blind plate valve body 1, a mounting ring plate 4 is fixedly arranged on the end surface, close to the connecting pipe 2, of the pipeline 3, the inner diameter of the mounting ring plate 4 is the same as that of the pipeline 3, a space formed by the circumferential inner wall of the intercepting ring plate 22 and the butt ring plate 21 is; when the blind plate valve is installed, the connecting pipe 2 is moved, the circumferential outer wall of the installation ring plate 4 is enabled to be abutted and slid with the circumferential inner wall of the interception ring plate 22, when the installation ring plate 4 is abutted tightly with the sealing rubber gasket 211, the installation ring plate 4 is fixed through the clamping assembly 5, the installation of the blind plate valve is completed, and the installation efficiency of the blind plate valve is improved.

Referring to fig. 2 and 3, the clamping assembly 5 includes a clamping housing 51, clamping columns 52, clamping springs 53, a cylindrical pressing plate 54 and a cylindrical sliding rod 55, the outer circumferential wall of the intercepting ring plate 22 is provided with a plurality of clamping holes 221 for the clamping columns 52 to slide, the clamping holes 221 are circumferentially and uniformly distributed, the mounting ring plate 4 is provided with a plurality of clamping grooves 41 communicated with the clamping holes 221, the clamping housing 51 is fixedly arranged on the outer circumferential wall of the intercepting ring plate 22 and wraps the clamping grooves 41 inside, the upper surface of the clamping housing 51 is provided with sliding holes 511, the sliding rod 55 is slidably connected in the sliding holes 511, the pressing plate 54 is fixedly arranged at one end of the sliding rod 55 far away from the intercepting ring plate 22, one end of the sliding rod 55 close to the intercepting ring plate 22 is fixedly connected with the clamping columns 52, one end of the clamping spring 53 is fixedly connected with the inner wall of the clamping housing 51 far away from the clamping columns 52, one end of the clamping spring 53 far away from the pressing plate, the part of the slip rod 55 in the clamping shell 51 is sleeved inside the clamping spring 53, the telescopic direction of the clamping spring 53 is collinear with the central axis of the clamping hole 221, when the clamping spring 53 is in a natural state, the clamping column 52 is simultaneously positioned in the clamping groove 41 and the clamping hole 221, the slip direction of the clamping column 52 and the slip rod 55 is the same as the self central axis, and is collinear with the central axis of the clamping hole 221, a plurality of locking assemblies 6 for fixing the position of the clamping column 52 are arranged on the clamping column 52, and a plurality of unlocking assemblies 7 for releasing the position fixing of the clamping column 52 are arranged in the clamping shell 51.

When the mounting ring plate 4 abuts against the sealing rubber gasket 211 tightly, the clamping holes 221 are opposite to the clamping grooves 41, the fixing of the clamping columns 52 is released through the unlocking assembly 7, the clamping columns 52 are simultaneously located in the clamping holes 221 and the clamping grooves 41 under the pushing of the clamping springs 53, the fixing of the mounting ring plate 4 is completed, the mounting efficiency of the blind plate valve is improved, when the blind plate valve is dismounted, the pressing plate 54 is pulled in the direction away from the clamping shell 51, the pressing plate 54 drives the sliding columns and the clamping columns 52 to slide together, when the clamping columns 52 slide out of the clamping grooves 41, the fixing of the mounting ring plate 4 is released, the clamping columns 52 are fixed through the locking assembly 6, and finally the efficiency of dismounting the blind plate valve is improved.

Referring to fig. 4 and 5, the locking assembly 6 includes a rectangular parallelepiped locking block 61 and a locking spring 62, a plurality of locking grooves 521 are formed on the circumferential inner wall of the locking column 52, the locking grooves 521 are circumferentially and uniformly distributed, one end of the locking spring 62 is fixedly arranged on the inner wall of the locking groove 521 away from the inner wall of the locking hole 221, the locking block 61 and one end of the locking spring 62 close to the inner wall of the locking groove 41 are fixedly connected, the locking block 61 slides in the locking groove 521, when the locking spring 62 is in a natural state, the locking block 61 is simultaneously located in the locking groove 521 and the cavity of the locking housing 51, and when the locking column 52 is separated from the locking groove 41, the locking spring 62 is in a natural state; when the blind plate valve needs to be disassembled, the pressing plate 54 is pulled out in the direction far away from the clamping shell 51, the pressing plate 54 drives the sliding rod 55 and the clamping column 52 to slide together, the clamping column 52 is separated from the clamping groove 41, the locking groove 521 completely slides into the clamping shell 51, the locking block 61 is simultaneously positioned in the inner cavities of the locking groove 521 and the clamping shell 51 under the pushing of the locking spring 62, the fixing of the clamping column 52 is completed, the fixing of the mounting ring plate 4 is removed simultaneously, the disassembling efficiency of the blind plate valve is further improved, the repeated utilization rate of the blind plate valve is improved, the inner wall of the locking groove 521 is abutted to the locking block 61 by the clamping spring 53, and the stability of the locking block 61 in fixing the clamping column 52 is further improved.

Referring to fig. 4 and 5, the unlocking assembly 7 includes a cylindrical unlocking lever 71, an unlocking spring 73 and a cylindrical unlocking plate 72, a plurality of unlocking holes 512 are formed in the circumferential side wall of the clamping housing 51 near the intercepting ring plate 22, the central axis of each unlocking hole 512 is parallel to the central axis of the adjacent locking groove 521, the unlocking lever 71 is slidably connected in each unlocking hole 512, the unlocking plate 72 is fixedly arranged at one end of the unlocking lever 71 far away from the sliding rod 55, the unlocking spring 73 is fixedly arranged at one end of the unlocking plate 72 near the clamping housing 51, one end of the unlocking spring 73 far away from the unlocking plate 72 is fixedly connected to the clamping housing 51, the part of the unlocking lever 71 outside the clamping housing 51 is wrapped in the unlocking spring 73, and when the unlocking spring 73 is in a compressed state, one end of the unlocking lever 71 far away from the unlocking plate 72 is flush with the circumferential inner wall of the clamping hole; when the fixing of the clamping column 52 needs to be released, the unlocking plate 72 is pressed towards the direction close to the clamping shell 51, the unlocking plate 72 drives the unlocking rod 71 to slide together, the unlocking rod 71 pushes the locking block 61 into the locking groove 521 after being abutted against the locking block 61, the fixing of the clamping column 52 is released, the clamping column 52 is simultaneously positioned in the clamping groove 41 and the clamping hole 221 under the pushing of the clamping spring 53, the installation of the blind plate valve is completed, and the installation efficiency of the blind plate valve is improved.

Referring to fig. 4 and 6, a clamping groove 522 is formed in a position, close to the abutting ring plate 21, of the circumferential side wall of the clamping column 52, a first inclined plane 523 connected with the circumferential outer wall of the clamping column 52 is formed in a position, close to the self opening, of the circumferential side wall of the clamping groove 522, a second inclined plane 411 connected with the circumferential outer wall of the mounting ring plate 4 is formed in a position, close to the sliding rod 55, of the circumferential inner wall of the clamping groove 41, the second inclined plane 411 is located in a side close to the sealing rubber gasket 211, the second inclined plane 411 is parallel to the first inclined plane 523, a plurality of annular corrugated grooves 43 are formed in one end, close to the sealing rubber gasket 211, of the mounting ring plate 4, the connecting position, close to the sealing rubber gasket 211, of the mounting ring plate 4 and the circumferential outer wall of the mounting ring plate is arranged in a round chamfer, and a.

Referring to fig. 7, a limiting groove 513 is formed on the circumferential inner wall of the sliding hole 511, a limiting strip 551 is fixedly arranged on the circumferential outer wall of the sliding rod 55, the limiting strip 551 is slidably connected in the limiting groove 513, and the length direction of the limiting strip 551 is parallel to the length direction of the sliding rod 55.

After the clamping columns 52 are released from being fixed, the clamping springs 53 push the clamping columns 52 to slide into the clamping grooves 41, the clamping grooves 522 are abutted against the inner walls of the clamping grooves 41, the primary fixing of the mounting ring plate 4 is completed, at the moment, the mounting ring plate 4 is abutted against the sealing rubber pad 211, the pressing plate 54 is continuously pressed towards the direction close to the clamping shell 51, the pressing plate 54 drives the sliding rod 55 and the clamping columns 52 to slide together, the first inclined plane 523 is abutted against the second inclined plane 411 to slide, the mounting ring plate 4 is abutted against the sealing rubber pad 211, the fixing of the mounting ring plate 4 is completed, the fixing effect of the mounting ring plate 4 is improved, the air in the clamping grooves 41 is communicated with the outside through the ventilating holes 42, the sliding efficiency of the clamping columns 52 is improved, the sealing rubber pad 211 extruded by the mounting ring plate 4 is filled into the corrugated groove 43, the sealing performance after the blind plate valve is further improved, the service life of the sealing pad 211 is prolonged due to the round chamfer design of the mounting ring plate 4, the limiting strip plates 551 effectively reduce the rotation probability of the clamping column 52, so that the first inclined surface 523 is effectively in parallel with the second inclined surface 411, and the stability of the clamping column 52 sliding into the clamping groove 41 is improved.

The implementation principle of the blind plate valve convenient to install in the embodiment of the application is as follows: when the blind plate valve is installed, the connecting pipe 2 is moved, the circumferential outer wall of the installation ring plate 4 is enabled to be abutted and slid with the circumferential inner wall of the intercepting ring plate 22, when the installation ring plate 4 is abutted with the sealing rubber gasket 211, the unlocking plate 72 is pressed towards the direction close to the clamping shell 51, the unlocking plate 72 drives the unlocking rod 71 to slide together, the unlocking rod 71 completely pushes the locking block 61 into the locking groove 521 to release the fixation of the clamping column 52, the clamping column 52 is simultaneously positioned in the clamping groove 41 and the clamping hole 221 under the pushing of the clamping spring 53, the first inclined surface 523 is abutted with the second inclined surface 411 to complete the primary fixation of the installation ring plate 4, the pressing plate 54 is pressed towards the direction close to the clamping shell 51, the pressing plate 54 drives the sliding rod 55 and the clamping column 52 to slide together, the first inclined surface 523 is abutted with the second inclined surface 411 to slide, the installation ring plate 4 is abutted against the sealing rubber gasket 211 to complete the installation of the blind plate valve, the installation efficiency of the blind plate valve is improved, and the sealing performance of the blind plate valve after installation is also improved.

When dismantling the blind plate valve, to the direction pull-out of keeping away from chucking casing 51 with pressing plate 54, pressing plate 54 drives slide rod 55 and chucking post 52 and together slides, when chucking post 52 breaks away from in chucking groove 41, locking groove 521 breaks away from in chucking hole 221 completely, locking block 61 is arranged in locking groove 521 and chucking casing 51's inner chamber simultaneously under the promotion of locking spring 62, the completion is fixed to chucking post 52, the while is removed fixed to installation ring plate 4, make connecting pipe 2 keep away from installation ring plate 4, the dismantlement of completion blind plate valve, the dismantlement efficiency of blind plate valve has been improved, the next installation of blind plate valve has been made things convenient for simultaneously, chucking spring 53 makes the inner wall of locking groove 521 support tightly with locking block 61, stability when further improving the chucking post 52 and fixing.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a blind plate valve easy to assemble, includes blind plate valve body (1) and connecting pipe (2) of fixed connection at blind plate valve body (1) both ends, connecting pipe (2) intercommunication has pipeline (3), its characterized in that: the end face, far away from the blind plate valve body (1), of the connecting pipe (2) is fixedly provided with a butt annular plate (21), the circumferential outer wall of the butt annular plate (21) is fixedly provided with an intercepting annular plate (22), the side wall, close to the connecting pipe (2), of the pipeline (3) is fixedly provided with a mounting annular plate (4), the circumferential outer wall of the mounting annular plate (4) is abutted to the circumferential inner wall of the intercepting annular plate (22), the mounting annular plate (4) is abutted to the butt annular plate (21), the circumferential outer wall of the mounting annular plate (4) is provided with a plurality of clamping grooves (41), the circumferential outer wall of the intercepting annular plate (22) is provided with a plurality of clamping holes (221) communicated with the clamping grooves (41), the circumferential outer wall of the intercepting annular plate (22) is fixedly provided with a clamping shell (51) covering the clamping holes (221), the inner wall, far away from the intercepting annular plate (22) of the clamping shell (51) is fixedly provided with a clamping spring (53), one end, close to the clamping holes (221), when the clamping spring (53) is in a natural state, the clamping column (52) is simultaneously positioned in the clamping hole (221) and the clamping groove (41), and a plurality of locking assemblies (6) for fixing the clamping column (52) are arranged between the clamping column (52) and the clamping shell (51).

2. An easy-to-install blind plate valve according to claim 1, wherein: slip hole (511) have been seted up to chucking casing (51) one end of keeping away from chucking hole (221), and the slip is connected with slide bar (55) in slip hole (511), and slide bar (55) are kept away from the one end of intercepting crown plate (22) and have been set firmly and press clamp plate (54), and slide bar (55) are kept away from the one end of pressing clamp plate (54) and chucking post (52) and are close to the one end fixed connection of chucking spring (53), and chucking spring (53) are with slide bar (55) cover inside.

3. An easy-to-install blind plate valve according to claim 1, wherein: the locking assembly (6) comprises a locking block (61) and a locking spring (62), a plurality of locking grooves (521) are formed in the circumferential outer wall of the sliding rod (55), the locking spring (62) is fixedly connected to the inner wall of the locking groove (521) opposite to the opening of the locking groove, one end, close to the inner wall of the clamping hole (221), of the locking spring (62) is fixedly connected with the locking block (61), the locking spring (62) tightly pushes the locking block (61) against the inner wall of the clamping hole (221), the natural length of the locking spring (62) is smaller than the depth of the locking groove (521), a plurality of unlocking holes (512) are formed in the bottom of the circumferential outer wall of the clamping shell (51), unlocking rods (71) are connected in a sliding mode in the unlocking holes (512), one end, far away from the sliding rod (55), of each unlocking rod (71) is fixedly provided with an unlocking plate (72), and unlocking springs (73) are fixedly arranged at positions, close to, the unlocking rod (71) is sleeved inside the unlocking spring (73), and one end, far away from the unlocking hole (512), of the unlocking spring (73) is fixedly connected with the unlocking plate (72).

4. An easy-to-install blind plate valve according to claim 2, wherein: the outer wall that blind plate valve body (1) was kept away from in butt ring board (21) has set firmly sealed cushion (211), chucking post (52) are kept away from the terminal surface of slide bar (55) and have been seted up joint groove (522) near the position of blind plate valve body (1), joint groove (522) are close to the lateral wall of slide bar (55) and have been seted up first inclined plane (523) of being connected with the circumference outer wall of chucking post (52), chucking groove (41) circumference inner wall is close to its open-ended position and has been seted up second inclined plane (411), second inclined plane (411) are located the position that chucking groove (41) circumference lateral wall is close to blind plate valve body (1), second inclined plane (411) are on a parallel with first inclined plane (523).

5. An easy to install blind plate valve according to claim 4, wherein: the side wall of the mounting ring plate (4) close to the blind plate valve body (1) is provided with a corrugated groove (43), and the outer wall of the corrugated groove (43) is tightly abutted to the sealing rubber gasket (211).

6. An easy to install blind plate valve according to claim 4, wherein: the circumferential side wall of the mounting ring plate (4) and the end face joint of the mounting ring plate (4) close to the blind plate valve body (1) are arranged in a round chamfer mode.

7. An easy-to-install blind plate valve according to claim 1, wherein: the end face, far away from the blind plate valve body (1), of the mounting ring plate (4) is provided with a plurality of ventilation holes (42) communicated with the clamping groove (41).

8. An easy-to-install blind plate valve according to claim 2, wherein: the peripheral outer wall of the sliding hole (511) is provided with a limiting groove (513), the peripheral outer wall of the sliding rod (55) is fixedly provided with a limiting strip plate (551), and the limiting strip plate (551) is connected in the limiting groove (513) in a sliding mode.