CN216278460U

CN216278460U - Rotor pump for petrochemical

Info

Publication number: CN216278460U
Application number: CN202123131753.0U
Authority: CN
Inventors: 常军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-04-12
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a rotor pump for petrochemical industry, which comprises a rotor pump body, a rotor and an oil inlet pipe, wherein the rotor and the oil inlet pipe are arranged on the rotor pump body, a round box is arranged above the oil inlet pipe, the round box is fixedly sleeved on the oil inlet pipe, a supporting plate is fixedly connected to the right side of the rotor pump body, the top of the supporting plate is fixedly connected with the bottom of the round box, a round block is movably sleeved in the round box in a sealing mode, and a cover plate is fixedly connected to the top of the round box. The utility model has reasonable design, the arrangement of the box-shaped filter screens is convenient for filtering impurities in the flowing oil, the blocking risk caused by the impurities entering the rotor pump body is reduced, the two box-shaped filter screens are convenient for alternately filtering the impurities, and the oil inlet operation does not need to be stopped by quickly and alternately exchanging the filtering mode, thereby achieving the purpose of quickly cleaning and moving out the filtered impurities without stopping the machine, saving the waiting time for the machine halt and improving the working efficiency.

Description

Rotor pump for petrochemical

Technical Field

The utility model relates to the technical field of rotor pumps, in particular to a rotor pump for petrochemical industry.

Background

The rotor pump is also called colloid pump, cam pump, three-blade pump and universal delivery pump, etc. the rotor pump belongs to the volume pump, and is characterized by that it utilizes the periodic conversion of several fixed volume delivery units in the working cavity to attain the goal of delivering fluid, which is widely applied to the field of petrochemical industry, the existing rotor pump has the advantages that in the process of pumping oil, the impurities in the pumped oil are not convenient to filter, when the impurities in the oil enter through the oil inlet pipe of the drill pump, the impurities are easy to accumulate in the rotor pump, the risk of damaging the rotor pump is large, although the filter screen can be simply arranged at the oil inlet pipe to filter the impurities, the filter screen has the defect that the filtered impurities are not convenient to clean and move out without stopping the machine, make the personnel that need shut down and clear up filterable impurity, reduce work efficiency, can not satisfy the user demand, therefore we have proposed a rotor pump for petrochemical and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a rotor pump for petrochemical industry.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a rotor pump for petrochemical industry comprises a rotor pump body, a rotor and an oil inlet pipe on the rotor pump body, wherein a round box is arranged above the oil inlet pipe, the round box is fixedly sleeved on the oil inlet pipe, a supporting plate is fixedly connected to the right side of the rotor pump body, the top of the supporting plate is fixedly connected with the bottom of the round box, a round block is movably sleeved in the round box in a sealing manner, a cover plate is fixedly connected to the top of the round box, an oil through pipe communicated with the inside of the round box is embedded in the left side of the top of the cover plate, two mounting holes are formed in the top of the round block, a box-shaped filter screen is movably sleeved in the mounting holes, the box-shaped filter screen is fixed in the corresponding mounting holes in a magnetic absorption manner, a pull rod is fixedly connected to the inner wall of the bottom of the box-shaped filter screen, a pull ring is fixedly connected to the top of the pull rod, a taking hole is formed in the right side of the top of the cover plate, and is matched with the box-shaped filter screen positioned on the right side, the oil communicating pipe is aligned with the box-shaped filter screen on the left side, a rotating shaft is rotatably mounted on the inner wall of the bottom of the circular box, a first groove is formed in the top of the circular block, the top end of the rotating shaft extends into the first groove, the circular block is fixedly sleeved on the rotating shaft, an elastic locking mechanism is slidably sleeved on the rotating shaft and is connected with the bottom of the cover plate, the top of the elastic locking mechanism extends to the upper portion of the cover plate and is fixedly connected with a knob, a pointer block is fixedly connected to one side of the bottom of the knob, two marking blocks are fixedly connected to the top of the cover plate, the pointer block is located above the marking block on the right side, and the top end of the oil inlet pipe is communicated with the mounting hole on the left side.

Preferably, elasticity lock solid mechanism includes that the slip cap establishes in the pivot removes the pipe, the top of removing the pipe extend to the apron the top and with the bottom fixed connection of knob, the bottom fixedly connected with ring of removing the pipe, the ring slip cap establishes in the pivot, the top of ring is a plurality of sharp pieces of annular fixedly connected with, the bottom bonding of apron is fixed with the stereoplasm rubber circle that is located first inslot, the most advanced and the bottom in close contact with of stereoplasm rubber circle of sharp piece, fixedly connected with slider on the right side inner wall of ring, the spout has been seted up on the right side of pivot, fixedly connected with is in the compression spring of compression state between the bottom of slider and the bottom inner wall of spout.

Preferably, the inner walls of the two sides of the mounting hole are fixedly connected with embedded boxes with top portions arranged for openings, the inner wall of the bottom of each embedded box is fixedly connected with a first magnet, the two sides of the bottom of the box-shaped filter screen are fixedly connected with second magnets, the bottoms of the second magnets extend into the corresponding embedded boxes and are adsorbed to the tops of the first magnets, and the outer sides of the second magnets are in movable contact with the inner walls of the corresponding embedded boxes.

Preferably, the outside bonding cladding of circular piece has the rubber seal, and the outside and the inner wall movable contact of circular box of rubber seal have seted up two first perforation on the bottom inner wall of rubber seal, and first perforation communicates with corresponding mounting hole.

Preferably, a rotating groove is formed in the inner wall of the bottom of the circular box, a bearing is fixedly sleeved in the rotating groove, and the inner side of an inner ring of the bearing is fixedly connected with the outer side of the rotating shaft.

Preferably, the top of the cover plate is provided with a second through hole, the movable pipe is positioned in the second through hole and is not in contact with the inner wall of the second through hole, and the hard rubber ring is sleeved on the movable pipe.

Preferably, a circular hole is formed in the inner wall of the bottom of the first groove, and the inner wall of the circular hole is fixedly connected with the outer side of the rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that:

the rotor pump comprises a rotor pump body, a rotor, an oil inlet pipe, a supporting plate, a circular box, a cover plate, a circular block, a mounting hole, a box-shaped filter screen, a taking hole, a pull rod, an oil through pipe, a rotating shaft, a first magnet, a first groove, a circular ring, a moving pipe, a hard rubber ring, a sharp block, a sliding groove, a pointer block and a sliding block, wherein the sliding block is matched with a compression spring, the oil through pipe is connected with an external connecting pipe, oil in the connecting pipe sequentially passes through the oil through pipe, passes through the left box-shaped filter screen and enters the rotor pump body through the oil inlet pipe, the left box-shaped filter screen filters impurities in flowing oil, the filtered impurities are shielded in the connecting pipe, when the left box-shaped filter screen needs to be taken out for cleaning, a knob is pushed downwards to drive the circular ring to downwards move through the moving pipe, the circular ring drives the sliding block to downwards slide in the sliding groove and compress the compression spring, and the circular ring drives the sharp blocks to downwards move and separate from the hard rubber ring, at the moment, the knob can be rotated in the forward direction to drive the movable pipe to rotate, the movable pipe drives the rotating shaft to rotate sequentially through the circular ring and the sliding block, the rotating shaft drives the two box-shaped filter screens to rotate through the circular block, the knob also drives the pointer block to rotate to be aligned with the marking block positioned on the left side, the box-shaped filter screen positioned on the right side rotates to the left side at the moment, the box-shaped filter screen positioned on the left side rotates to the right side at the moment, oil passes through the box-shaped filter screen positioned on the left side at the moment, then the pressing force on the knob is slowly released, the elastic force of the compression spring in a compression state drives the plurality of sharp blocks to move upwards to be in close contact with the bottom of the hard rubber ring sequentially through the sliding block and the circular ring, so that the box-shaped filter screens are fixed, at the pull ring positioned on the right side at the moment can be pulled upwards through the taking and placing hole to drive the box-shaped filter screen on the right side to be taken out from the mounting hole upwards for cleaning, after cleaning, the box-shaped filter screen on the right side is moved downwards to drive the two corresponding second magnets to be adsorbed with the two first magnets, so that the box-shaped filter screen on the right side is fixed;

when the clearance is taken out to the box-shaped filter screen that is located left when this to the needs, press knob and antiport downwards once more for left box-shaped filter screen rotates to the right side, and the box-shaped filter screen that is located the right side rotates to the left side, can take out the clearance with the box-shaped filter screen that is located the right side this moment, can realize crossing the effect of filtering the clearance in turn to two box-shaped filter screens.

The utility model has reasonable design, the arrangement of the box-shaped filter screens is convenient for filtering impurities in the flowing oil, the blocking risk caused by the impurities entering the rotor pump body is reduced, the two box-shaped filter screens are convenient for alternately filtering the impurities, and the oil inlet operation does not need to be stopped by quickly and alternately exchanging the filtering mode, thereby achieving the purpose of quickly cleaning and moving out the filtered impurities without stopping the machine, saving the waiting time for the machine halt and improving the working efficiency.

Drawings

FIG. 1 is a schematic structural view of a petrochemical rotor pump according to the present invention;

FIG. 2 is an enlarged cross-sectional view of portion A of FIG. 1;

fig. 3 is an enlarged schematic structural view of a portion B in fig. 2.

In the figure: 100. a rotor pump body; 101. a rotor; 102. an oil inlet pipe; 1. a support plate; 2. a circular box; 3. a cover plate; 4. a circular block; 5. mounting holes; 6. a box-shaped filter screen; 7. a discharge hole; 8. a pull rod; 9. an oil pipe is communicated; 10. a rotating shaft; 11. a first magnet; 12. a first groove; 13. a circular ring; 14. moving the tube; 15. a hard rubber ring; 16. a sharp block; 17. a chute; 18. a pointer block; 19. a slider; 20. compressing the spring.

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.

Referring to fig. 1-3, a rotor pump for petrochemical industry, comprising a rotor pump body 100, a rotor 101 and an oil inlet pipe 102 on the rotor pump body 100, wherein a circular box 2 is arranged above the oil inlet pipe 102, the circular box 2 is fixedly sleeved on the oil inlet pipe 102, a support plate 1 is fixedly connected to the right side of the rotor pump body 100, the top of the support plate 1 is fixedly connected with the bottom of the circular box 2, a circular block 4 is movably sleeved in the circular box 2 in a sealing manner, a cover plate 3 is fixedly connected to the top of the circular box 2, an oil through pipe 9 communicated with the inside of the circular box 2 is embedded in the left side of the top of the cover plate 3, two mounting holes 5 are formed in the top of the circular block 4, a box-shaped filter screen 6 is movably sleeved in the mounting holes 5, the box-shaped filter screen 6 is fixed in the corresponding mounting hole 5 in a magnetic manner, a pull rod 8 is fixedly connected to the inner wall of the bottom of the box-shaped filter screen 6, and a pull ring is fixedly connected to the top end of the pull rod 8, the right side of the top of the cover plate 3 is provided with a taking hole 7, the taking hole 7 is matched with a box-shaped filter screen 6 on the right side, an oil through pipe 9 is aligned with the box-shaped filter screen 6 on the left side, a rotating shaft 10 is rotatably mounted on the inner wall of the bottom of the circular box 2, the top of the circular block 4 is provided with a first groove 12, the top end of the rotating shaft 10 extends into the first groove 12, the circular block 4 is fixedly sleeved on the rotating shaft 10, an elastic locking mechanism is slidably sleeved on the rotating shaft 10 and is connected with the bottom of the cover plate 3, the top of the elastic locking mechanism extends to the upper side of the cover plate 3 and is fixedly connected with a knob, one side of the bottom of the knob is fixedly connected with a pointer block 18, the top of the cover plate 3 is fixedly connected with two marking blocks, the pointer block 18 is located above the marking block on the right side, and the top end of the oil inlet pipe 102 is communicated with the mounting hole 5 on the left side;

the elastic locking mechanism comprises a moving pipe 14 which is sleeved on a rotating shaft 10 in a sliding manner, the top end of the moving pipe 14 extends to the upper part of the cover plate 3 and is fixedly connected with the bottom of the knob, the bottom end of the moving pipe 14 is fixedly connected with a circular ring 13, the circular ring 13 is sleeved on the rotating shaft 10 in a sliding manner, the top of the circular ring 13 is fixedly connected with a plurality of sharp blocks 16 in an annular manner, the bottom of the cover plate 3 is fixedly bonded with a hard rubber ring 15 which is positioned in a first groove 12, the sharp ends of the sharp blocks 16 are tightly contacted with the bottom of the hard rubber ring 15, a sliding block 19 is fixedly connected on the inner wall of the right side of the circular ring 13, a sliding groove 17 is formed in the right side of the rotating shaft 10, and a compression spring 20 which is in a compression state is fixedly connected between the bottom of the sliding block 19 and the inner wall of the bottom of the sliding groove 17. And be convenient for cross the filtration clearance to two box-shaped filter screens 6 in turn, through the mode of crossing the filtration clearance of quick alternative change, need not stop oil feed work, reach the purpose that can clear up the filterable impurity fast and shift out when not shutting down, save the down latency, improve work efficiency.

In the utility model, the inner walls of two sides of a mounting hole 5 are fixedly connected with an embedded box with an opening at the top, the inner wall of the bottom of the embedded box is fixedly connected with a first magnet 11, the two sides of the bottom of a box-shaped filter screen 6 are fixedly connected with a second magnet, the bottom of the second magnet extends into the corresponding embedded box and is adsorbed with the top of the first magnet 11, the outer side of the second magnet is movably contacted with the inner wall of the corresponding embedded box, the outer side of a round block 4 is bonded and coated with a sealing rubber sheet, the outer side of the sealing rubber sheet is movably contacted with the inner wall of a round box 2, the inner wall of the bottom of the sealing rubber sheet is provided with two first through holes, the first through holes are communicated with the corresponding mounting hole 5, the inner wall of the bottom of the round box 2 is provided with a rotating groove, a bearing is fixedly sheathed in the rotating groove, the inner side of the bearing is fixedly connected with the outer side of a rotating shaft 10, the top of a cover plate 3 is provided with a second through hole, the moving pipe 14 is located in the second through hole and is not in contact with the inner wall of the second through hole, the hard rubber ring 15 is sleeved on the moving pipe 14, the inner wall of the bottom of the first groove 12 is provided with a circular hole, and the inner wall of the circular hole is fixedly connected with the outer side of the rotating shaft 10.

The working principle is as follows: when the rotary pump is used, the oil pipe 9 is connected with an external connecting pipe, oil in the connecting pipe enters the left box-shaped filter screen 6 through the oil pipe 9, oil in the left box-shaped filter screen 6 penetrates out of the box-shaped filter screen and enters the rotor pump body 100 through the oil inlet pipe 102, the left box-shaped filter screen 6 filters impurities in the flowing oil, the filtered impurities are shielded in the box-shaped filter screen, when the left box-shaped filter screen 6 needs to be taken out for cleaning, the knob is pushed downwards to drive the movable pipe 14 to move downwards, the movable pipe 14 slides downwards on the rotating shaft 10, the movable pipe 14 drives the circular ring 13 to move downwards, the circular ring 13 drives the sliding block 19 to slide downwards in the sliding groove 17, the sliding block 19 compresses the compression spring 20 while moving downwards, the circular ring 13 drives the plurality of sharp blocks 16 to move downwards and separate from the hard rubber ring 15, the fixation of the rotating shaft 10 is released, and the knob can be rotated forwards to drive the movable pipe 14 to rotate, the moving pipe 14 drives the circular ring 13 to rotate, the circular ring 13 drives the rotating shaft 10 to rotate through the sliding block 19, the rotating shaft 10 drives the circular block 4 to rotate, the circular block 4 drives the two box-shaped filter screens 6 to rotate, the knob rotates and also drives the pointer block 18 to rotate, when the pointer block 18 is aligned with the marking block positioned on the left side, the box-shaped filter screen 6 positioned on the right side rotates to the left side, the box-shaped filter screen 6 positioned on the left side rotates to the right side, oil passes through the box-shaped filter screen 6 positioned on the left side at the moment, the pressing force on the knob is slowly released, the elastic force of the compression spring 20 in a compression state drives the circular ring 13 to move upwards through the sliding block 19, the circular ring 13 drives the plurality of sharp blocks 16 to move upwards to be in close contact with the bottom of the hard rubber ring 15, under the action of friction between the sharp blocks 16 and the hard rubber ring 15, the knob is fixed, and the box-shaped filter screens 6 are fixed, at the moment, the pull ring on the right side at the moment can be pulled upwards through the taking hole 7, the pull ring on the right side drives the pull rod 8 on the right side to move upwards, the pull rod 8 on the right side drives the box-shaped filter screen 6 on the right side to move upwards, the box-shaped filter screen 6 on the right side drives the two second magnets on the right side to separate from the two first magnets 11 on the right side, the box-shaped filter screen 6 on the right side can be taken out from the mounting hole 5 on the right side at the moment, the box-shaped filter screen 6 after being taken out is convenient for personnel to clean, after being cleaned, the box-shaped filter screen 6 on the right side is moved downwards, and the box-shaped filter screen 6 on the right side drives the two corresponding second magnets to be adsorbed to the two first magnets, so that the box-shaped filter screen 6 on the right side is fixed and the cleaning is finished;

when the clearance is taken out to the box-shaped filter screen 6 that is located left this moment to the needs in the same reason, press knob and antiport downwards once more, make left box-shaped filter screen 6 rotate to the right side, box-shaped filter screen 6 on right side rotates to the left side, can take out the clearance with box-shaped filter screen 6 that is located the right side this moment, can realize filtering the effect of clearance in turn to two box-shaped filter screens 6, through the mode of quick change over filtering the clearance, need not stop the oil feed work, reach the purpose that can remove out to filterable impurity clearance fast when not shutting down, save the downtime latency, improve work efficiency.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A rotor pump for petrochemical industry comprises a rotor pump body (100), a rotor (101) and an oil inlet pipe (102) on the rotor pump body (100), and is characterized in that a circular box (2) is arranged above the oil inlet pipe (102), the circular box (2) is fixedly sleeved on the oil inlet pipe (102), a supporting plate (1) is fixedly connected to the right side of the rotor pump body (100), the top of the supporting plate (1) is fixedly connected with the bottom of the circular box (2), a circular block (4) is movably sleeved in the circular box (2) in a sealing manner, a cover plate (3) is fixedly connected to the top of the circular box (2), an oil through pipe (9) communicated with the inside of the circular box (2) is embedded in the left side of the top of the cover plate (3), two mounting holes (5) are formed in the top of the circular block (4), a box-shaped filter screen (6) is movably sleeved in the mounting holes (5), the filter screen box-shaped filter screen (6) is fixed in the corresponding mounting holes (5) in a magnetic manner, a pull rod (8) is fixedly connected to the inner wall of the bottom of the box-shaped filter screen (6), a pull ring is fixedly connected to the top end of the pull rod (8), a taking hole (7) is formed in the right side of the top of the cover plate (3), the taking hole (7) is matched with the box-shaped filter screen (6) on the right side, an oil through pipe (9) is aligned with the box-shaped filter screen (6) on the left side, a rotating shaft (10) is rotatably installed on the inner wall of the bottom of the circular box (2), a first groove (12) is formed in the top of the circular block (4), the top end of the rotating shaft (10) extends into the first groove (12), the circular block (4) is fixedly sleeved on the rotating shaft (10), an elastic locking mechanism is slidably sleeved on the rotating shaft (10), the elastic locking mechanism is connected with the bottom of the cover plate (3), the top of the elastic locking mechanism extends to the upper side of the cover plate (3) and is fixedly connected with a knob, a pointer block (18) is fixedly connected to one side of the bottom of the knob, the top of the cover plate (3) is fixedly connected with two marking blocks, the pointer block (18) is positioned above the marking block on the right side, and the top end of the oil inlet pipe (102) is communicated with the mounting hole (5) on the left side.

2. The rotor pump for the petrochemical industry according to claim 1, wherein the elastic locking mechanism comprises a moving pipe (14) which is slidably sleeved on a rotating shaft (10), the top end of the moving pipe (14) extends to the upper side of the cover plate (3) and is fixedly connected with the bottom of the knob, a circular ring (13) is fixedly connected with the bottom end of the moving pipe (14), the circular ring (13) is slidably sleeved on the rotating shaft (10), the top of the circular ring (13) is fixedly connected with a plurality of sharp blocks (16) in an annular shape, a hard rubber ring (15) which is positioned in a first groove (12) is fixedly bonded with the bottom of the cover plate (3), the tip end of each sharp block (16) is in close contact with the bottom of the hard rubber ring (15), a sliding block (19) is fixedly connected onto the inner wall of the right side of the circular ring (13), a sliding groove (17) is formed in the right side of the rotating shaft (10), and a compression spring (20) which is in a compression state is fixedly connected between the bottom of the sliding block (19) and the inner wall of the sliding groove (17).

3. The petrochemical rotor pump according to claim 1, wherein a top-open insert box is fixedly connected to each of both inner walls of the mounting hole (5), a first magnet (11) is fixedly connected to each of inner walls of a bottom of the insert box, a second magnet is fixedly connected to each of both sides of a bottom of the box-shaped filter screen (6), a bottom of the second magnet extends into the corresponding insert box and is attracted to a top of the first magnet (11), and an outer side of the second magnet is in movable contact with an inner wall of the corresponding insert box.

4. The rotor pump for the petrochemical industry according to claim 1, wherein the outer side of the circular block (4) is bonded and coated with a sealing rubber sheet, the outer side of the sealing rubber sheet is movably contacted with the inner wall of the circular box (2), two first through holes are formed in the inner wall of the bottom of the sealing rubber sheet, and the first through holes are communicated with the corresponding mounting holes (5).

5. The petrochemical rotor pump according to claim 1, wherein the inner wall of the bottom of the circular box (2) is provided with a rotating groove, a bearing is fixedly sleeved in the rotating groove, and the inner side of the inner ring of the bearing is fixedly connected with the outer side of the rotating shaft (10).

6. The rotor pump for the petrochemical industry according to claim 1, wherein a second through hole is formed in the top of the cover plate (3), the moving pipe (14) is located in the second through hole and is not in contact with the inner wall of the second through hole, and the hard rubber ring (15) is sleeved on the moving pipe (14).

7. The rotor pump for the petrochemical industry according to claim 1, wherein a circular hole is formed in the inner wall of the bottom of the first groove (12), and the inner wall of the circular hole is fixedly connected with the outer side of the rotating shaft (10).