CN212429332U

CN212429332U - Suspension structure of centrifugal pump

Info

Publication number: CN212429332U
Application number: CN202020927283.5U
Authority: CN
Inventors: 刘钱栋; 刘欣菱; 刘炘宇
Original assignee: Jiangsu Rhodia Pump Co ltd
Current assignee: Jiangsu Rhodia Pump Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-01-29
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a suspension structure of centrifugal pump, the power distribution box comprises a box body, the interior diapire fixedly connected with support column of box, the interior diapire fixedly connected with supporting shoe of box, the fixed inlaying of left surface of supporting shoe has first bearing, the chucking piece has been placed to the inside of box, the screw thread through-hole has been seted up to the left surface of chucking piece, the inside wall of box is fixed to be inlayed and is had the second bearing, the inner circle fixedly connected with screw lead screw of first bearing, the one end that first bearing was kept away from to the screw lead screw runs through screw thread through-hole and second bearing in proper order and extends to the left side of box. This suspension structure of centrifugal pump can provide the place that can place for the centrifugal pump through the backup pad, makes the centrifugal pump place more firmly, can make the chucking piece remove to the support column direction through mutually supporting of screw lead screw and screw through-hole, more firmly fixed to the centrifugal pump.

Description

Suspension structure of centrifugal pump

Technical Field

The utility model belongs to the technical field of the centrifugal pump, especially, relate to a suspension structure of centrifugal pump.

Background

The centrifugal pump is composed of six parts, which are respectively an impeller, a pump body, a pump shaft, a bearing, a sealing ring and a stuffing box, wherein the impeller is the core part of the centrifugal pump and has high rotating speed and large output force, the pump body is also called a pump shell and is a main body of the pump and plays a role of supporting and fixing and is connected with a bracket for mounting the bearing, the pump shaft is used for connecting a coupler and a motor and transmitting the torque of the motor to the impeller so as to be a main part for transmitting mechanical energy, the sealing ring is also called a leakage reducing ring, the pump shaft is used for connecting the coupler and the motor and transmitting the torque of the motor to the impeller so as to be a main part for transmitting mechanical energy, the stuffing box mainly comprises stuffing, water in the pump is prevented from flowing to the outside and air outside is not allowed to enter the pump, the vacuum in the pump is always kept, when heat is generated by friction between the pump shaft and the stuffing, the water is injected into the water sealing, when the centrifugal pump is used, the bottom of the centrifugal pump can be used for a suspension structure of the centrifugal pump, the suspension structure of the centrifugal pump at the present stage is too simple, the support of the centrifugal pump cannot achieve an ideal effect, the centrifugal pump cannot be protected, frequent maintenance is needed, the workload is increased for workers, and therefore the suspension structure of the centrifugal pump is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a, aim at solving above-mentioned suspension structure that exists current stage to the centrifugal pump, too simple, can not reach the effect of ideal to the support of centrifugal pump, can not play the guard action to the centrifugal pump, need regular maintenance and maintenance, for the staff has increased work load, consequently for solving above problem.

The utility model discloses a realize like this, a suspension structure of centrifugal pump, the power distribution box comprises a box body, the interior diapire fixedly connected with support column of box, the interior diapire fixedly connected with supporting shoe of box, the fixed inlaying of left surface of supporting shoe has first bearing, the chucking piece has been placed to the inside of box, the screw thread through-hole has been seted up to the left surface of chucking piece, the fixed inlaying of inside wall of box has the second bearing, the inner circle fixedly connected with screw lead screw of first bearing, the one end that first bearing was kept away from to the screw lead screw runs through screw thread through-hole and second bearing in proper order and extends to the left side of box, the equal fixedly connected with backup pad in a side that chucking piece and support column are close to each other.

A sealing cover is placed on the upper surface of the box body, a first baffle is fixedly connected to the bottom surface of the sealing cover, a second baffle is placed below the first baffle, symmetrical compression pieces are fixedly hinged to one side surface, close to each other, of the first baffle and the second baffle through a first pin shaft, a telescopic rod is fixedly hinged to one end, close to each other, of each compression piece through a second pin shaft, the outer surface of the telescopic rod is fixedly connected with symmetrical stop blocks, a compression spring is fixedly connected to one side surface, close to each other, of each stop block, the outer surface of the telescopic rod is sleeved with an inner ring of the compression spring, two symmetrical threaded holes are formed in the upper surface of the box body, two symmetrical bolts are placed above the sealing cover, the bottom end of each bolt penetrates through the sealing cover and extends into the threaded holes, and the outer surfaces of the bolts are in threaded connection with the inner walls of the threaded holes, two symmetrical heat dissipation holes are formed in the inner side wall of the box body.

Preferably, the left end of the threaded lead screw is fixedly connected with a crank, and an anti-skidding sleeve is sleeved on the outer surface of the crank.

Preferably, a gasket is placed above the support plate, and the bottom surface of the gasket is in contact with the upper surface of the support plate.

Preferably, the left side face and the right side face of the supporting column are fixedly connected with fixing blocks, and the bottom face of each fixing block is fixedly connected with the inner bottom wall of the box body.

Preferably, the right side face of the supporting column is fixedly connected with heat dissipation plates which are arranged at equal intervals, and the right end of each heat dissipation plate is fixedly connected with the inner side wall of the box body.

Preferably, a protection pad is placed below the second baffle, and the upper surface of the protection pad is fixedly connected with the bottom surface of the second baffle.

Preferably, a gasket is fixedly connected to the upper surface of the box body, and the upper surface of the gasket is in contact with the bottom surface of the sealing cover.

Compared with the prior art, the beneficial effects of the utility model are that: the centrifugal pump can be placed more firmly by providing a place for placing the centrifugal pump through the supporting plate, the clamping block can move towards the direction of the supporting column through the mutual matching of the threaded lead screw and the threaded through hole, the centrifugal pump is fixed more firmly by the mutual matching of the threaded lead screw and the threaded through hole, the centrifugal pump is protected by the sealing cover and the box body, heat generated by the centrifugal pump can be dissipated through the heat dissipation holes, the centrifugal pump is prevented from being damaged by the heat, the protection pad can be in close contact with the centrifugal pump through the matching of the threaded hole and the bolt, the telescopic rod is compressed by upward movement of the second baffle plate, the compression spring is compressed by the baffle plate, the pressure in the vertical direction is applied to the centrifugal pump by the pressure of the compression spring, the centrifugal pump is more stable, and the stability rate of the centrifugal pump is improved, the centrifugal pump moves more smoothly.

Drawings

FIG. 1 is a sectional view of the front view of the box body of the present invention;

FIG. 2 is a sectional view of a side view of the case of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: 1. a box body; 2. a support pillar; 3. a fixed block; 4. a gasket; 5. a support block; 6. a first bearing; 7. a threaded through hole; 8. a threaded lead screw; 9. a second bearing; 10. an anti-slip sleeve; 11. a crank; 12. a clamping block; 13. a bolt; 14. a protection pad; 15. heat dissipation holes; 16. a first baffle plate; 17. a stopper; 18. sealing the cover; 19. a support plate; 20. a heat dissipation plate; 21. a first pin shaft; 22. compressing the tablets; 23. a compression spring; 24. a second pin shaft; 25. a second baffle; 26. a gasket; 27. a telescopic rod; 28. a threaded bore.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Please refer to fig. 1-3, a suspension structure of centrifugal pump, comprising a box body 1, inner bottom wall fixedly connected with support column 2 of box 1, inner bottom wall fixedly connected with supporting shoe 5 of box 1, the left surface of supporting shoe 5 is fixed to be inlayed and is had first bearing 6, chucking piece 12 has been placed to the inside of box 1, screw through hole 7 has been seted up to the left surface of chucking piece 12, the inside wall of box 1 is fixed to be inlayed and is had second bearing 9, the inner circle fixedly connected with screw lead screw 8 of first bearing 6, screw lead screw 8 keeps away from the one end of first bearing 6 and runs through screw through hole 7 and second bearing 9 in proper order and extend to the left side of box 1, the equal fixedly connected with backup pad 19 of a side that chucking piece 12 and support column 2.

A sealing cover 18 is placed on the upper surface of the box body 1, a first baffle 16 is fixedly connected to the bottom surface of the sealing cover 18, a second baffle 25 is placed below the first baffle 16, one side surface, close to each other, of the first baffle 16 and the second baffle 25 is fixedly hinged with symmetrical compression plates 22 through a first pin shaft 21, one end, close to each other, of each compression plate 22 is fixedly hinged with a telescopic rod 27 through a second pin shaft 24, the outer surface of the telescopic rod 27 is fixedly connected with symmetrical stop blocks 17, one side surface, close to each stop block 17, of each stop block 17 is fixedly connected with a compression spring 23, the outer surface of the telescopic rod 27 is sleeved with the inner ring of the compression spring 23, two symmetrical threaded holes 28 are formed in the upper surface of the box body 1, two symmetrical bolts 13 are placed above the sealing cover 18, the bottom end of each bolt 13 penetrates through the sealing cover 18 and extends to the inner part of, the outer surface of the bolt 13 is in threaded connection with the inner wall of the threaded hole 28, and two symmetrical heat dissipation holes 15 are formed in the inner side wall of the box body 1.

The utility model discloses in, threaded lead screw 8's left end fixedly connected with crank 11, crank 11's surface cover is equipped with antiskid cover 10, make things convenient for the staff to be fixed to the centrifugal pump, save physical power for the staff, gasket 4 has been placed to backup pad 19's top, the bottom surface of gasket 4 contacts with backup pad 19's upper surface, vibrations through gasket 4 to the centrifugal pump play the slowing down effect, make centrifugal pump work more stable, the equal fixedly connected with fixed block 3 of the left and right sides face of support column 2, the bottom surface of every fixed block 3 all with the interior diapire fixed connection of box 1, make support column 2 more firm through fixed block 3, the possibility that support column 2 takes place to damage has been reduced.

The utility model discloses in, the heating panel 20 that the right flank fixedly connected with equidistance of support column 2 was arranged, the right-hand member of every heating panel 20 all with box 1's inside wall fixed connection, through heat-conducting effect, make heating panel 20 make things convenient for the centrifugal pump to dispel the heat to the outside, the protection centrifugal pump avoids the damage that the heat brought, protection pad 14 has been placed to the below of second baffle 25, the upper surface of protection pad 14 and second baffle 25's bottom surface fixed connection, through the contact of protection pad 14 and centrifugal pump, avoided second baffle 25 to cause the scratch to the centrifugal pump, the last fixed surface of box 1 is connected with packing ring 26, the upper surface of packing ring 26 contacts with the bottom surface of closing cap 18, mutual friction between closing cap 18 and box 1 can be avoided through packing ring 26, also can judge the pressure size that second baffle 25 applyed to the centrifugal pump according to the one-tenth.

The utility model discloses a theory of operation is: when the centrifugal pump is used, firstly, the bolt 13 rotates anticlockwise to take the bolt 13 down, then the sealing cover 18 is taken down, the crank 11 is shaken anticlockwise to enable the threaded lead screw 8 to rotate, the clamping block 12 moves towards the direction far away from the supporting column 2 to enable a proper distance to be reserved between the clamping block 12 and the supporting column 2, the centrifugal pump is placed above the supporting plate 19, the crank 11 is shaken clockwise to enable the threaded lead screw 8 to rotate, the clamping block 12 moves towards the supporting column 2 to enable the centrifugal pump to be clamped between the clamping block 12 and the supporting column 2 to achieve fixing of the centrifugal pump, the sealing cover 18 is covered, the sealing cover 18 is connected with the box body 1 through the bolt 13, the protective pad 14 is in contact with the centrifugal pump while the bolt 13 is rotated, the second baffle plate 25 moves upwards through rotation of the bolt 13 to drive the compression plate 22 to move towards one end close to each other, the expansion rod 27 is compressed, the compression spring 23 is compressed, and the centrifugal pump is fixed by the elastic force of the compression spring 23.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a suspension structure of centrifugal pump, includes box (1), its characterized in that: the inner bottom wall of the box body (1) is fixedly connected with a support column (2), the inner bottom wall of the box body (1) is fixedly connected with a support block (5), a first bearing (6) is fixedly embedded in the left side face of the support block (5), a clamping block (12) is placed in the box body (1), a threaded through hole (7) is formed in the left side face of the clamping block (12), a second bearing (9) is fixedly embedded in the inner side wall of the box body (1), a threaded lead screw (8) is fixedly connected to an inner ring of the first bearing (6), one end, far away from the first bearing (6), of the threaded lead screw (8) sequentially penetrates through the threaded through hole (7) and the second bearing (9) and extends to the left side of the box body (1), and a support plate (19) is fixedly connected to one side face, close to each other, of the clamping block (12);

a sealing cover (18) is placed on the upper surface of the box body (1), a first baffle (16) is fixedly connected to the bottom surface of the sealing cover (18), a second baffle (25) is placed below the first baffle (16), symmetrical compression pieces (22) are fixedly hinged to one side face, close to each other, of the first baffle (16) and the second baffle (25) through a first pin shaft (21), a telescopic rod (27) is fixedly hinged to one end, close to each other, of each compression piece (22) through a second pin shaft (24), symmetrical stop blocks (17) are fixedly connected to the outer surface of the telescopic rod (27), a compression spring (23) is fixedly connected to one side face, close to each other, of each stop block (17), the outer surface of the telescopic rod (27) is sleeved with an inner ring of the compression spring (23), two symmetrical threaded holes (28) are formed in the upper surface of the box body (1), two symmetrical bolts (13) are placed above the sealing cover (18), each bolt (13) penetrates through the sealing cover (18) and extends to the inside of the threaded hole (28) at the bottom end, the outer surface of each bolt (13) is in threaded connection with the inner wall of the threaded hole (28), and two symmetrical heat dissipation holes (15) are formed in the inner side wall of the box body (1).

2. A suspension structure of a centrifugal pump according to claim 1, wherein: the left end fixedly connected with crank (11) of screw lead screw (8), the surface cover of crank (11) is equipped with anti-skidding cover (10).

3. A suspension structure of a centrifugal pump according to claim 1, wherein: a gasket (4) is placed above the supporting plate (19), and the bottom surface of the gasket (4) is in contact with the upper surface of the supporting plate (19).

4. A suspension structure of a centrifugal pump according to claim 1, wherein: the equal fixedly connected with fixed block (3) of the left and right sides face of support column (2), every the bottom surface of fixed block (3) all with the interior diapire fixed connection of box (1).

5. A suspension structure of a centrifugal pump according to claim 1, wherein: the right side face fixedly connected with of support column (2) is heating panel (20) that the equidistance was arranged, every the right-hand member of heating panel (20) all with the inside wall fixed connection of box (1).

6. A suspension structure of a centrifugal pump according to claim 1, wherein: and a protection pad (14) is placed below the second baffle (25), and the upper surface of the protection pad (14) is fixedly connected with the bottom surface of the second baffle (25).

7. A suspension structure of a centrifugal pump according to claim 1, wherein: the upper surface of the box body (1) is fixedly connected with a gasket (26), and the upper surface of the gasket (26) is in contact with the bottom surface of the sealing cover (18).