CN216991707U - Centrifugal pump dismouting auxiliary device - Google Patents
Centrifugal pump dismouting auxiliary device Download PDFInfo
- Publication number
- CN216991707U CN216991707U CN202122993893.2U CN202122993893U CN216991707U CN 216991707 U CN216991707 U CN 216991707U CN 202122993893 U CN202122993893 U CN 202122993893U CN 216991707 U CN216991707 U CN 216991707U
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- centrifugal pump
- sliding device
- guide rail
- pump
- supporting mechanism
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Abstract
The utility model provides a centrifugal pump dismounting auxiliary device, comprising: a support mechanism and a slide device; the sliding device is movably arranged on the supporting mechanism, the sliding device drives the pump body of the centrifugal pump to move along the separating direction so as to separate the centrifugal pump from the pump body, and the relative position of the sliding device and the supporting mechanism is adjustable. The scheme of the utility model greatly reduces the operation time of maintenance personnel, reduces the labor cost and reduces the economic loss of operation caused by shutdown maintenance due to fault; in addition, this construction also reduces the risk of safety injuries during installation.
Description
Technical Field
The utility model relates to the technical field of centrifugal pump assembly and disassembly, in particular to an auxiliary device for assembling and disassembling a centrifugal pump.
Background
Centrifugal pumps are classified into vertical and horizontal types according to their mounting structure. The pump shell joint surface structure is divided into a horizontal middle open type joint surface and a vertical joint surface. Generally, a vertical pump is installed and used in a vertical state. However, for the vertical horizontal split centrifugal pump, the water pump part is usually installed horizontally, then the water pump part is transposed to the vertical motor part, and finally the vertical centrifugal pump is used vertically.
The current form is convenient to assemble. The disassembly and the assembly are troublesome, especially for the equipment user and the maintenance party. When the equipment has internal faults and needs to be disassembled and maintained, the motor is generally disassembled, then the fixed part of the water pump is loosened, then the water pump is turned to be in a horizontal state by utilizing the hoisting equipment, and then the parts are disassembled and replaced; and after the replacement and assembly are finished, the water pump is turned to a vertical mode by using the hoisting equipment, and then the motor is installed, so that the pump set is recovered to a normal use state. The loading process not only needs a lot of time, manpower and economic benefits, but also has a lot of potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a novel form of a maintenance, disassembly and assembly device of a vertical centrifugal pump, and the device has a better and faster operation method and a design solution with higher cost performance and reliability.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a centrifugal pump disassembly and assembly auxiliary device comprises: a support mechanism and a slide device;
the sliding device is movably arranged on the supporting mechanism, the sliding device drives the pump body of the centrifugal pump to move along a separating direction so as to separate the centrifugal pump from the pump body, and the relative position of the sliding device and the supporting mechanism is adjustable.
Optionally, the sliding device comprises a guide rail, a pulley, a lifting ring and a lifting chain; the guide rail is fixedly installed on the supporting mechanism, the pulley is movably arranged in the guide rail, the hanging ring is fixedly connected with the pulley, and a hoisting chain is arranged at the lower end of the hanging ring.
Optionally, two ends of the guide rail are provided with limiting devices.
Optionally, the number of the hoisting chains is at least two.
Optionally, the number of pulleys is at least one.
Optionally, the support mechanism further comprises a guide rod.
Optionally, the number of the guide rods is at least two.
Optionally, the centrifugal pump is connected with the motor through a motor coupler
The scheme of the utility model at least comprises the following beneficial effects:
the scheme of the utility model greatly reduces the operation time of maintenance personnel, reduces the labor cost and reduces the economic loss of operation caused by shutdown maintenance due to fault; in addition, this construction also reduces the risk of safety injuries during installation.
Drawings
FIG. 1 is a schematic view of the installation location of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic diagram of the operation of the present invention in a lateral use;
FIG. 4 is a schematic illustration of the front use operating principle of the present invention;
wherein, 1, a supporting mechanism; 2. a sliding device; 201. a guide rail; 202. a pulley; 203. a hoisting ring; 204. hoisting a chain; 3. a centrifugal pump; 4. a motor coupling; 5. a motor; 6. a guide rod.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1 and 2, an embodiment of the present invention provides a centrifugal pump mounting and dismounting assistance device, including: a support mechanism 1 and a slide device 2; the sliding device 2 is movably arranged on the supporting mechanism 1, the sliding device 2 drives the pump body of the centrifugal pump 3 to move along a separating direction so as to separate the centrifugal pump 3 from the pump body, and the relative position of the sliding device 2 and the supporting mechanism 1 is adjustable; the sliding device 2 is movably arranged on the supporting mechanism 1 and can be detachably stored when not used.
In the embodiment of the present invention, the sliding device 2 includes a guide rail 201, a pulley 202, a hanging ring 203, and a hoisting chain 204; the guide rail 201 is fixedly installed on the supporting mechanism 1, the pulley 202 is movably arranged in the guide rail 201, the hanging ring 203 is fixedly connected with the pulley 202, and the lower end of the hanging ring 203 is provided with a hoisting chain 204.
In the embodiment of the utility model, the two ends of the guide rail 201 are provided with the limiting devices, so that safety accidents and damage to the pump body caused by the sliding of the pulley 202 off the guide rail 201 are prevented.
In the embodiment of the present invention, the number of the hoisting chains 204 is at least two; the lifting ring 203 can increase the number of the lifting chains 204 according to the weight of the detached pump body.
In the embodiment of the present invention, the number of the pulleys 202 is at least one; a plurality of pulleys 202 can be arranged in the guide rail 201, and the number of the lifting rings 203 corresponds to that of the pulleys 202.
In the embodiment of the present invention, the supporting mechanism 1 further includes at least two guide rods 6, and the number of the guide rods 6 is at least two; when the pump body is disassembled, the guide rod 6 assists in limiting to prevent safety accidents caused by left-right shaking of the pump body when the pump body is disassembled.
In the embodiment of the utility model, the centrifugal pump 3 is connected with the motor 5 through the motor coupling 4.
In use of an embodiment of the present invention, as shown in figures 1 to 4,
before installation, the form and the number of the sliding devices 2 are selected according to the size of a pump body (1 group of sliding devices 2 are transversely arranged in a side-out moving mode, and 2 groups of sliding devices 2 are longitudinally arranged in a front-out moving mode);
firstly, a guide rail 201 is connected to a mounting plate of a support mechanism 1 through a fixing bolt and a nut; installing the pulley 202 into the guide rail 201 and locking the guide rail end stop; coupling the hoist ring 203 and the pulley 202; one end of a hoisting chain 204 is connected to the hoisting ring 203, and the other end is connected to a pump body hoisting screw after the length is adjusted.
Then, whether the guide rod 6 is used or not is judged according to the stroke range of the pulley 202 in the guide rail 201; if the guide rod 6 is used, 4 or 6 middle open-face connecting bolt holes on the pump body are symmetrically selected, and the guide rod 6 is installed and fixed on the pump body after the connecting bolts are detached.
Other fixing bolts (except the guide rod 6 used) on the middle opening surface of the pump body are disassembled, and the pump cover is moved to the range of the pulley stroke along the guide screw rod.
Then the pulley 202 is moved, so that the pump cover moves to the other end of the guide rail stroke under the traction of the hoisting chain 204. The pump cover is moved to a maintenance component placement area using a field crane or other lifting device.
Finally, the other end is coupled to the rotor or other part requiring the use of a lifting device using a lifting chain 204 or an auxiliary sling to complete the disassembly.
The scheme of the embodiment of the utility model greatly reduces the operation time of maintenance personnel, reduces the labor cost and reduces the economic loss of operation caused by shutdown maintenance due to fault; in addition, this construction also reduces the risk of safety injuries during installation.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (8)
1. The utility model provides a centrifugal pump dismouting auxiliary device which characterized in that includes: a support mechanism (1) and a sliding device (2);
the sliding device (2) is movably arranged on the supporting mechanism (1), the sliding device (2) drives the pump body of the centrifugal pump (3) to move along the separating direction so as to separate the centrifugal pump (3) from the pump body, and the relative position of the sliding device (2) and the supporting mechanism (1) is adjustable.
2. A centrifugal pump disassembly and assembly auxiliary device according to claim 1, wherein the sliding device (2) comprises a guide rail (201), a pulley (202), a lifting ring (203) and a lifting chain (204);
guide rail (201) fixed mounting is on supporting mechanism (1), pulley (202) activity sets up in guide rail (201), rings (203) with pulley (202) fixed connection, the lower extreme of rings (203) is provided with hoist and mount chain (204).
3. A centrifugal pump dismounting aid according to claim 2, characterized in that both ends of said guide rail (201) are provided with a stop means.
4. A centrifugal pump disassembly and assembly aid as claimed in claim 2, wherein the number of said lifting chains (204) is at least two.
5. A centrifugal pump disassembly and assembly aid according to claim 2, wherein the number of said pulleys (202) is at least one.
6. A centrifugal pump mounting and dismounting aid according to claim 1, characterized in that said support mechanism (1) further comprises a guide bar (6).
7. A centrifugal pump disassembly and assembly aid according to claim 6, wherein the number of guide rods (6) is at least two.
8. A centrifugal pump disassembly and assembly aid as claimed in claim 1, wherein the centrifugal pump (3) is connected to the motor (5) by a motor coupling (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993893.2U CN216991707U (en) | 2021-12-01 | 2021-12-01 | Centrifugal pump dismouting auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993893.2U CN216991707U (en) | 2021-12-01 | 2021-12-01 | Centrifugal pump dismouting auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216991707U true CN216991707U (en) | 2022-07-19 |
Family
ID=82381709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122993893.2U Active CN216991707U (en) | 2021-12-01 | 2021-12-01 | Centrifugal pump dismouting auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216991707U (en) |
-
2021
- 2021-12-01 CN CN202122993893.2U patent/CN216991707U/en active Active
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