CN111255916B

CN111255916B - Pipeline diverging device

Info

Publication number: CN111255916B
Application number: CN202010149292.0A
Authority: CN
Inventors: 李文安; 黄吉勇
Original assignee: Jinhua Bell Ink Co ltd
Current assignee: JINHUA BELL INK Co.,Ltd.
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2021-10-22
Anticipated expiration: 2040-03-06
Also published as: CN111255916A

Abstract

A pipeline shunting device comprises a pipe fitting, a baffle assembly and a filtering assembly which are arranged on the pipe fitting, and a driving assembly; a channel for fluid to pass through is arranged in the pipe fitting, and one end of the pipe fitting is provided with two branch pipes; the baffle assembly is arranged at the connecting position of the pipe fitting and the branch pipe and comprises a rotating shaft and a baffle, the rotating shaft drives the baffle to rotate and enable the baffle to seal the branch pipe, the baffle is arranged in the channel, and the outer end of the rotating shaft acts on the driving assembly. The invention provides a pipeline shunting device which can automatically realize opening and closing of branch pipes, is provided with a filtering component, has a filtering function and ensures the purity of fluid; meanwhile, in the swinging process of the baffle, filter residues can be removed, and the smoothness of a pipeline is guaranteed. And the degree of automation is high, and two sets of operations can be carried out through one motor.

Description

Pipeline diverging device

Technical Field

The invention belongs to the field of conveying pipeline connecting pieces, and particularly relates to a pipeline shunting device.

Background

In the industrial field, especially in some chemical industry enterprises, heat supply and gas supply enterprises, environmental protection enterprises, there are many delivery conduits that carry out the transport of gas or liquid, and the setting of arranging of delivery conduit is very complicated, also needs to shunt the setting to the pipeline sometimes, has a pipeline to fall into two spinal branch pipelines.

In the prior art, the shunting device of the pipeline is simple in structure, generally is a baffle capable of swinging back and forth, is used for selecting opening and closing of the branch pipeline, needs manual operation, particularly needs a worker to keep at the stage of opening and closing the branch pipeline frequently, continuously swings the baffle back and forth, is high in labor cost, and is not well controlled in time precision, so that the difference between the amount of fluid entering the two branch pipelines and the expected amount of fluid is small. In the prior art, a pipeline shunt device is disclosed in an invention patent with a publication number of CN109373091A, and a pipeline shunt is also disclosed in a utility model patent with a publication number of CN 202349475U.

In addition, during the process of fluid transportation through the pipeline, the fluid in the flow passage sometimes contains some solid components or impurities, and needs to be filtered, and the prior art flow dividing device has no good filtering structure.

Therefore, the present application provides further improvements to the structure of the pipe branching device based on some of the above problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the pipeline shunting device which can automatically control the swinging of the baffle plate through the motor, has high automation degree and good sealing effect, and is also provided with the filtering component, so that the pipeline shunting device can filter fluid.

In order to solve the above technical problems, the present invention is solved by the following technical solutions.

A pipeline shunting device comprises a pipe fitting, a baffle assembly and a filtering assembly which are arranged on the pipe fitting, and a driving assembly; a channel for fluid to pass through is arranged in the pipe fitting, and one end of the pipe fitting is provided with two branch pipes; the baffle assembly is arranged at the connecting position of the pipe fitting and the branch pipe, the baffle assembly comprises a rotating shaft and a baffle, the rotating shaft drives the baffle to rotate and enables the baffle to close one branch pipe, the baffle is arranged in the channel, and the outer end of the rotating shaft acts on the driving assembly; the baffle plate assembly further comprises a baffle post, and the baffle post is used for being inserted into the channel to limit the baffle plate; the filter assembly comprises a filter seat arranged in the pipe fitting, the filter seat is of a hollow columnar structure, the outer wall of the filter seat is provided with a through hole for fluid to pass through, and a filter screen is arranged on the through hole positioned at the rear end in the flowing direction; the filter base is internally provided with a rotating base, a support column supported on a base plate of the filter base extends downwards from the rotating base, and the rotating base also extends downwards from the rotating base and is provided with a scraping piece used for scraping filter residues on the filter base in the rotating process of the rotating base; the upper end of the rotating seat extends out of the filtering seat, the upper end of the rotating seat is connected with a rotating block, and the driving assembly drives the rotating block to rotate; the driving assembly comprises a motor, the motor drives a swing rod to reciprocate through a connecting rod structure, one end of the swing rod drives the rotating shaft to rotate and drives the baffle to rotate, and the other end of the swing rod drives the rotating block to rotate and drives the rotating seat to rotate; the pipe fitting is provided with a central column, and the swing rod is rotatably arranged on the central column.

The pipeline shunting device is used for being installed on a conveying pipeline, and fluid flows through the pipeline and flows into the corresponding branch pipe through selection of the baffle. The filter screen can filter the impurity in the fluid, guarantees the purity of conveying medium. The swing rod is driven by the motor to rotate, the baffle can be driven to rotate, opening and closing of the branch pipe are achieved, and the degree of automation is high. Simultaneously at pendulum rod pivoted in-process, also drive the rotation of rotating the seat, rotate the seat and rotate the in-process, drive the scraper and remove, can scrape the filter residue of gathering together on the filter screen, guarantee to carry and go on smoothly, conveying efficiency can not reduce, otherwise the filter residue is more, can block up the pipeline and lead to the accident. In this application, the swing of baffle and scrape the filter residue operation and go on simultaneously, degree of automation is high.

In a preferred embodiment, the end of the retaining column is arranged in the pressing block, the pressing block is arranged on the pipe fitting, the two retaining columns and the two pressing blocks are symmetrically arranged, and the two retaining columns and the two pressing blocks can be respectively limited on the baffle plates in two states.

In a preferred embodiment, a lead screw structure driven by an air cylinder or a hydraulic cylinder or a motor is arranged in the pressing block and used for driving the blocking columns to move up and down, and in the structure, when the blocking plate closes one branch pipe, the corresponding blocking column moves down to limit and fix the blocking plate in the state.

In a preferred embodiment, the end of the rotating shaft is connected with a gear, one end of the swing rod is connected with a rack, and the rack is in meshing transmission with the gear, so that when the swing rod rotates, the rack can drive the gear to rotate.

In a preferred embodiment, a guide groove is formed in the rotating block, a guide post is arranged at one end of the swing rod, and the guide post drives the rotating block to rotate after entering the guide groove.

In a preferred embodiment, the outer wall of the rotating block is a concave arc structure, one end of the swing rod is provided with a guide piece, the guide piece is provided with two convex arc structures to be matched with the outer wall of the rotating block, the guide column is arranged on a support, and the support is arranged above the guide piece. In the structure, in the rotation process of the swing rod, the cambered surface structure on the guide sheet is firstly attached to the outer wall of the rotating block to drive the rotating block to rotate by a certain angle, and then the guide column just can enter the guide groove to drive the rotating block to rotate.

In a preferred embodiment, the link structure includes a first link and a second link pivoted together, one end of the first link is fixed on a rotating shaft of the motor, and one end of the second link is pivoted on the swing link.

In a preferred embodiment, the filter base is provided with a filter residue storage chamber on the inner side of its outer wall, and the filter residue scraped off by the scraper can enter the filter residue storage chamber for storage and can be cleaned after being used for a long time.

In a preferred embodiment, the rotating seat comprises an inner rotating seat which is magnetically attracted to the rotating seat, a sealing element is arranged between the rotating seat and the inner rotating seat, and a supporting column and a scraping element extend downwards from the inner rotating seat. In this structure, sealing performance has been guaranteed to the sealing member, rotates the seat synchronous rotation in driving through magnetic attraction through rotating the seat, realizes scraping the piece and removes.

In a preferred embodiment, a first magnet is arranged at the bottom of the rotating seat, a second magnet is arranged at the top of the inner rotating seat, and the first magnet and the second magnet are attracted to each other.

Compared with the prior art, the invention has the following beneficial effects: the pipeline shunting device can automatically realize opening and closing of the branch pipe, is provided with the filtering component, has a filtering function and ensures the purity of fluid; meanwhile, in the swinging process of the baffle, filter residues can be removed, and the smoothness of a pipeline is guaranteed. And the degree of automation is high, and two sets of operations can be carried out through one motor.

Drawings

Fig. 1 is a schematic view of the pipe branching device of the present invention at a rotating shaft structure.

Fig. 2 is a first schematic top view of the pipe branching device of the present invention.

Fig. 3 is a schematic top view of the pipe branching device of the present invention.

Fig. 4 is an enlarged view of the region B in fig. 3.

Fig. 5 is an internal schematic view of the baffle diverter structure of the present invention.

Fig. 6 is an internal schematic view of a filter assembly of the pipe branching device of the present invention.

Fig. 7 is a schematic view in the direction of a-a in fig. 6.

Fig. 8 is an enlarged view of the region C in fig. 6.

FIG. 9 is a schematic view of the interior of another embodiment of a filter assembly at a point of construction.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The embodiments described below by referring to the drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, are exemplary only for explaining the present invention, and are not construed as limiting the present invention.

In describing the present invention, it is to be understood that the terms: the terms center, longitudinal, lateral, length, width, thickness, up, down, front, back, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the description, and thus, should not be construed as limiting the present invention. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In describing the present invention, unless otherwise expressly specified or limited, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.

Referring to fig. 1 to 9, a pipeline shunting device comprises a pipe fitting 3, a baffle assembly and a filtering assembly which are arranged on the pipe fitting, and further comprises a driving assembly, and the pipeline shunting device is specifically structured as follows.

The pipe fitting 3 is provided with a channel for fluid to pass through, and one end of the pipe fitting 3 is provided with two branch pipes 8; the pipe fitting 3 can be mounted on a conveying pipeline, and the mounting can be conventional mounting modes such as threaded mounting, flange mounting, tightening mounting and the like.

The baffle assembly is arranged at the connecting position of the pipe fitting 3 and the branch pipe 8 and comprises a rotating shaft 21 and a baffle 22, the rotating shaft 21 drives the baffle 22 to rotate and enables the baffle 22 to close one branch pipe, the baffle 22 is arranged in the channel, and the outer end of the rotating shaft 21 acts on the driving assembly; the baffle assembly further comprises a stop post 11, and the stop post 11 is used for being inserted into a channel to limit the baffle 22. The tail end of the rotating shaft 21 is connected with a gear 2, one end of the swing rod 5 is connected with a rack 51, and the rack 51 is in meshing transmission with the gear 2, so that when the swing rod 5 rotates, the rack 51 can drive the gear 2 to rotate.

Specifically, in the baffle subassembly the tip of bumping post 11 is arranged in briquetting 1, briquetting 1 is arranged in on the pipe fitting 3, bumping post 11 and briquetting 1 set up two for the symmetry, can be respectively spacing to the baffle under two kinds of states. Furthermore, a lead screw structure driven by an air cylinder, a hydraulic cylinder or a motor is arranged in the pressing block 1 and used for driving the retaining column 11 to move up and down, in the structure, when the retaining plate 22 closes one branch pipe, the corresponding retaining column 11 moves down to limit and fix the retaining plate 22 in the state, and meanwhile, the pressing block 1 can also play a role in sealing. In addition, as can be seen from fig. 5, a limiting groove 38 is further arranged on the inner wall of the pipe fitting 3, when the baffle 22 swings to the leftmost side and the left branch pipe 8 is closed, the extension of the baffle 22 enters the limiting groove 38, so that the baffle 22 does not rotate excessively, meanwhile, a sealing gasket can be arranged on the periphery of the baffle 22, after the baffle 22 enters the limiting groove 38, the sealing gasket is in contact with the inner wall of the limiting groove 38 in an attaching manner, so that the sealing effect is ensured, at this time, one of the retaining columns 11 descends, and the sealing gasket is always attached to the inner wall of the limiting groove 38 by the acting force of the retaining column 11, so that the sealing is good; when it is desired to open another branch, the stop post 11 is raised and then the flap 22 is swung. The bumping post 11 can be lifted or lowered by an electric structure or an air cylinder.

The filter assembly comprises a filter seat 7 arranged in the pipe fitting 3, the filter seat 7 is of a hollow cylindrical structure, through holes for fluid to pass through are formed in the outer wall 77 of the filter seat 7, and a filter screen 74 is arranged on the through hole positioned at the rear end in the flowing direction; a rotating seat 71 is arranged in the filtering seat 7, a supporting column 712 supported on the bottom plate of the filtering seat 7 extends downwards from the rotating seat 71, a scraping part 711 extends downwards from the rotating seat 71, and the scraping part 711 is used for scraping filter residues on the filtering seat 7 in the rotating process of the rotating seat 71; the upper end of the rotating seat 71 extends out of the filtering seat 7, the upper end of the rotating seat 71 is connected with a rotating block 6, and the driving assembly drives the rotating block 6 to rotate. Specifically, among the filtering component, the inboard of the outer wall 77 of filter seat 7 is equipped with filter residue storage chamber 75, can be two for the symmetry sets up, and the filter residue of being scraped away by scraping part 711 can enter into filter residue storage chamber 75 and store, can use to clear up after a long period of time.

In another embodiment of the present application, in the filter assembly, the rotating seat 71 includes an inner rotating seat 716 magnetically attached to the rotating seat 71, a sealing member 717 is disposed between the rotating seat 71 and the inner rotating seat 716, a supporting pillar 712 and a scraping member 711 downwardly protrude from the inner rotating seat 716, and neither the supporting pillar 712 nor the scraping member 711 is fixed to the bottom plate of the filter seat 7. In this structure, sealing member 717 has guaranteed sealing performance, rotates seat 716 synchronous rotation in driving through magnetic attraction through rotating seat 71, realizes that the scraper removes. The bottom of the rotating seat 71 is provided with a first magnet 718, the top of the inner rotating seat 716 is provided with a second magnet 719, and the first magnet 718 and the second magnet 719 are attracted to each other.

The driving assembly comprises a motor 41, the motor 41 drives a swing rod 5 to reciprocate through a connecting rod structure, one end of the swing rod 5 drives the rotating shaft 21 to rotate and drives the baffle 22 to rotate, and the other end of the swing rod 5 drives the rotating block 6 to rotate and drives the rotating seat 71 to rotate; a central column 52 is arranged on the pipe fitting 3, and the swing rod 5 is rotatably arranged on the central column 5. Specifically, in this application, the end-to-end connection of pivot 21 has gear 2, the one end of pendulum rod 5 is connected with rack 51, rack 51 with the gear 2 meshing transmission, therefore when pendulum rod 5 rotated, rack 51 can drive gear 2 and rotate. The rotating block 6 is provided with a guide groove 61, one end of the swing rod 5 is provided with a guide post 541, and the guide post 541 drives the rotating block 6 to rotate after entering the guide groove 61. Specifically, the outer wall of the rotating block 6 is of a concave arc structure, one end of the swing rod 5 is provided with a guide piece 53, the guide piece 53 is provided with two convex arc structures, so that the guide piece is matched with the outer wall of the rotating block 6, the guide post 541 is arranged on a support 54, and the support 54 is arranged above the guide piece 53. In this structure, in the pendulum rod 5 rotation in-process, the cambered surface structure on the guide piece 53 is laminated with the outer wall of turning block 6 earlier, drives turning block 6 and rotates certain angle, and guide post 541 just can enter into guiding groove 61 after that, drives turning block 6 and rotates. In addition, furtherly, guide post 541 is for inserting the bolt on support 54, and support 54 highly is higher than turning block 6, when need not clear up the filter residue, can pull out or pull out guide post 541, and guide piece 53 can laminate the outer wall removal of turning block 6 at the rotation in-process like this, and can not make turning block 6 rotate, avoids frequently rotating the sealing performance decline of shining.

In the driving assembly, the link structure includes a first link 42 and a second link 43 pivotally connected together, one end of the first link 42 is fixed on the rotating shaft of the motor 41, and one end of the second link 43 is pivotally connected to the swing link 5, and in the structure, the swing link 5 can swing back and forth by the rotation of the rotating shaft of the motor 41.

Among the pipeline diverging device in this application, structures such as motor, cylinder wherein are conventional technique, its on-off control also is conventional technique, and the equipment that needs the power consumption is used in inserting the electric wire netting through the electric wire. Among the pipeline diverging device in this application, between some rotating-structure, in order to guarantee to rotate smoothly, can set up structure such as ball on the interface, in the sealed structure department of needs, can set up structures such as sealing washer as required.

In addition, in the pipe branching device of the present application, a temperature sensor may be provided on the baffle 22, and the temperature in the flow passage may be detected and a signal may be transmitted to an external device. A sensing magnet 32 may also be provided in the pipe 3 and a mating electromagnetic flow meter 31 may display the fluid flow. A barometer may be provided at the pressure block 1, with a probe extending into the tube 3, which can display an internal pressure reading.

In this application, the swing of baffle and scrape the filter residue operation and go on simultaneously, degree of automation is high. Specifically, the method comprises the following steps: the motor 41 works to drive the first connecting rod 42 to move, and then drives the second connecting rod 43 to move in a reciprocating manner, the swing rod 5 is pulled to move back and forth, the swing rod 5 swings back and forth around the central column 52 in the process, the back and forth swing of the baffle is realized, the circulation of the two branch pipes is opened and closed, the filter residue can be scraped by the scraping piece, the manual operation is reduced, the conveying is smoothly carried out, the conveying efficiency cannot be reduced, otherwise, the filter residue is accumulated more, and the pipeline can be blocked to cause accidents.

From the above description it can be seen that the pipe branching device of the present application, for mounting on a delivery pipe, is arranged such that fluid flows through the pipe and into the corresponding branch pipe 8 by selection of the baffles. The filter screen can filter the impurity in the fluid, guarantees the purity of conveying medium. The swing rod is driven by the motor to rotate, the baffle can be driven to rotate, opening and closing of the branch pipe are achieved, and the degree of automation is high. Simultaneously at pendulum rod pivoted in-process, also drive the rotation of rotating the seat, rotate the seat and rotate the in-process, drive the scraper and remove, can scrape the filter residue of gathering together on the filter screen, guarantee to carry and go on smoothly, conveying efficiency can not reduce, otherwise the filter residue is more, can block up the pipeline and lead to the accident. In this application, the swing of baffle and scrape the filter residue operation and go on simultaneously, degree of automation is high.

The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.

Claims

1. The pipeline shunting device is characterized by comprising a pipe fitting (3), a baffle assembly and a filtering assembly which are arranged on the pipe fitting, and a driving assembly;

a channel for fluid to pass through is arranged in the pipe fitting (3), and one end of the pipe fitting (3) is provided with two branch pipes (8);

the baffle assembly is arranged at the connecting position of the pipe fitting (3) and the branch pipe (8), the baffle assembly comprises a rotating shaft (21) and a baffle (22), the rotating shaft (21) drives the baffle (22) to rotate and enables the baffle (22) to close one branch pipe, the baffle (22) is arranged in the channel, and the outer end of the rotating shaft (21) acts on the driving assembly; the baffle plate assembly further comprises a baffle post (11), and the baffle post (11) is inserted into the channel to limit the baffle plate (22);

the filtering component comprises a filtering seat (7) arranged in the pipe fitting (3), the filtering seat (7) is of a hollow columnar structure, a through hole for fluid to pass through is formed in the outer wall (77) of the filtering seat (7), and a filtering net (74) is arranged on the through hole positioned at the rear end in the flowing direction; a rotating seat (71) is arranged in the filtering seat (7), a supporting column (712) supported on a bottom plate of the filtering seat (7) extends downwards from the rotating seat (71), a scraping piece (711) also extends downwards from the rotating seat (71), and the scraping piece (711) is used for scraping filter residues on the filtering seat (7) in the rotating process of the rotating seat (71); the upper end of the rotating seat (71) extends out of the filtering seat (7), the upper end of the rotating seat (71) is connected with a rotating block (6), and the driving assembly drives the rotating block (6) to rotate;

the driving assembly comprises a motor (41), the motor (41) drives a swing rod (5) to reciprocate through a connecting rod structure, one end of the swing rod (5) drives the rotating shaft (21) to rotate and drives the baffle (22) to rotate, and the other end of the swing rod (5) drives the rotating block (6) to rotate and drives the rotating seat (71) to rotate; the pipe fitting (3) is provided with a central column (52), and the swing rod (5) is rotatably arranged on the central column (52).

2. The pipeline flow dividing device according to claim 1, wherein the end of the retaining pillar (11) is disposed in the pressing block (1), the pressing block (1) is disposed on the pipe (3), and the two retaining pillars (11) and the two pressing blocks (1) are symmetrically disposed.

3. The pipeline shunting device according to claim 2, characterized in that a cylinder or a hydraulic cylinder or a motor-driven screw rod structure is arranged in the pressing block (1) and used for driving the stop pillar (11) to move up and down.

4. The pipeline shunting device according to claim 1, wherein a gear (2) is connected to the end of the rotating shaft (21), a rack (51) is connected to one end of the swing rod (5), and the rack (51) is in meshing transmission with the gear (2).

5. The pipeline shunting device according to claim 1, wherein the rotating block (6) is provided with a guide groove (61), one end of the swing rod (5) is provided with a guide post (541), and the guide post (541) drives the rotating block (6) to rotate after entering the guide groove (61).

6. The pipeline shunting device according to claim 5, wherein the outer wall of the rotating block (6) is a concave cambered structure, one end of the swing rod (5) is provided with a guide sheet (53), the guide sheet (53) is provided with two convex cambered structures so as to match with the outer wall of the rotating block (6), the guide column (541) is arranged on a bracket (54), and the bracket (54) is arranged above the guide sheet (53).

7. A pipeline splitting device according to claim 1, wherein the connecting rod structure comprises a first connecting rod (42) and a second connecting rod (43) which are pivoted together, one end of the first connecting rod (42) is fixed on the rotating shaft of the motor (41), and one end of the second connecting rod (43) is pivoted on the swing rod (5).

8. A pipe diverter device according to claim 1, characterized in that the inside of the outer wall (77) of the filter holder (7) is provided with a residue storage chamber (75).

9. The pipeline splitting device according to claim 1, wherein the rotating seat (71) comprises an inner rotating seat (716) which is magnetically attracted with the rotating seat, a sealing member (717) is arranged between the rotating seat (71) and the inner rotating seat (716), and a supporting column (712) and a scraping member (711) downwardly protrude from the inner rotating seat (716).

10. The pipeline shunting device according to claim 9, wherein a first magnet (718) is arranged at the bottom of the rotating seat (71), a second magnet (719) is arranged at the top of the inner rotating seat (716), and the first magnet (718) and the second magnet (719) are attracted to each other.