CN217800089U - Quick dismounting device of single-stage centrifugal pump impeller - Google Patents
Quick dismounting device of single-stage centrifugal pump impeller Download PDFInfo
- Publication number
- CN217800089U CN217800089U CN202220813465.9U CN202220813465U CN217800089U CN 217800089 U CN217800089 U CN 217800089U CN 202220813465 U CN202220813465 U CN 202220813465U CN 217800089 U CN217800089 U CN 217800089U
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- Prior art keywords
- centrifugal pump
- stage centrifugal
- pump impeller
- driving piece
- impeller
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- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000000926 separation method Methods 0.000 claims description 17
- 230000003028 elevating effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 31
- 238000000034 method Methods 0.000 abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 11
- 230000002457 bidirectional effect Effects 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 3
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a single-stage centrifugal pump impeller quick dismounting device, which comprises a separating mechanism, a supporting component and an ejection mechanism, wherein the separating mechanism is connected with one side of the supporting component, the other side of the supporting component is connected with one side of the ejection mechanism, and the other side of the ejection mechanism is arranged in the separating mechanism; when the water pump impeller needs to be replaced in the actual maintenance process, the impeller and the water pump body can be preliminarily fixed at the joint through the separating mechanism, the ejector rod stretches into the water pump body, then the ejector rod is driven to be pushed linearly through the linear driving piece, the water pump is pushed out, the impeller and the water pump are separated from each other, the workload of the maintenance personnel in the impeller disassembling process can be reduced, the time consumption of the maintenance personnel in the process can be shortened, the work efficiency is improved, and the potential safety hazard of the maintenance personnel can be prevented from occurring in the maintenance process.
Description
Technical Field
The utility model relates to a single-stage centrifugal pump overhauls technical field, especially relates to a quick dismounting device of single-stage centrifugal pump impeller.
Background
The single-stage centrifugal top cover drainage pump is widely applied to a water system of a vertical water turbine, and automatic starting and stopping of the top cover drainage pump are achieved through combination of a plurality of cable floating liquid level switches.
When meetting top cap pump periodic maintenance, need to change water pump impeller, traditional water pump impeller changes the impeller assembly and disassembly tools who uses old-fashioned usually, even carry out the impeller with the crowbar that accords with corresponding size and spanner and dismantle, dismantlement in-process is because need the dismantlement power big, causes the dismantlement difficulty, owing to damage the impeller comparatively sharp, makes the dismantlement personnel by sharp impeller scratch easily, not only extravagant manpower but also waste time.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problem of the prior art, the utility model provides a quick dismounting device of single-stage centrifugal pump impeller has overcome the defect that prior art exists, can alleviate the maintainer and dismantle the work load of process at the impeller and shorten the time consumption at this process, improves work efficiency, prevents to examine and repair the condition that the in-process personnel appear by the impeller scratch.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
a single-stage centrifugal pump impeller quick dismounting device comprises a separation mechanism, a supporting assembly and an ejection mechanism, wherein the separation mechanism is connected with one side of the supporting assembly, the other side of the supporting assembly is connected with one side of the ejection mechanism, and the other side of the ejection mechanism is arranged in the separation mechanism;
the ejection mechanism comprises an ejection mechanism fixing rod, an ejector rod and a linear driving piece, wherein the linear driving piece is connected with the other side of the supporting component through the fixing rod, the linear driving piece is in driving connection with one end of the ejector rod, and the ejector rod is arranged inside the separation mechanism.
Furthermore, separating mechanism includes base, driving piece, two-way screw rod and two separation plates, the both sides of base are provided with one respectively the driving piece, one the driving piece is connected with one the two-way screw rod drive, one the one end of separation plate with one the lower part of two-way screw rod meshes mutually, one the other end of separation plate with another the lower part of two-way screw rod meshes mutually, another the one end of separation plate with one the upper portion of two-way screw rod meshes mutually, another the other end of separation plate with another the upper portion of two-way screw rod meshes mutually, the middle part of two-way screw rod with one side of supporting component is connected.
Furthermore, the supporting component comprises two supporting rods and a fixing block, one end of each supporting rod is connected with the middle of the two-way screw rod, the other end of each supporting rod is fixedly connected with the corresponding fixing block, and the fixing block is detachably connected with one end of the corresponding fixing rod.
Further, still include the vibrating part, the fixed block is inside to be provided with the vibrating part.
Furthermore, a supporting block is arranged below the fixing block.
Furthermore, the device also comprises a protective joint, and the protective joint is detachably connected with the other end of the ejector rod.
Furthermore, one side of the separating plate, which is far away from the fixed block, is also provided with a lifting platform.
Further, still include the gyro wheel, the gyro wheel set up in elevating platform bottom.
Furthermore, the device also comprises a PLC controller, wherein the PLC controller is respectively electrically connected with the separating mechanism and the ejection mechanism.
(III) advantageous effects
The utility model has the advantages that: when the water pump impeller needs to be replaced in the actual maintenance process, the impeller and the water pump body can be preliminarily fixed at the joint through the separating mechanism, the ejector rod stretches into the water pump body, then the ejector rod is driven to be pushed linearly through the linear driving piece, the water pump is pushed out, the impeller and the water pump are separated from each other, the workload of the maintenance personnel in the impeller disassembling process can be reduced, the time consumption of the maintenance personnel in the process can be shortened, the work efficiency is improved, and the potential safety hazard of the maintenance personnel can be prevented from occurring in the maintenance process.
Drawings
Fig. 1 is a schematic overall structure diagram of a device for rapidly detaching a single-stage centrifugal pump impeller according to an embodiment of the present invention;
fig. 2 is an overall structure front view of the device for quickly detaching the impeller of the single-stage centrifugal pump according to the embodiment of the present invention;
fig. 3 is a side view of the overall structure of the device for quickly detaching the impeller of the single-stage centrifugal pump according to the embodiment of the present invention;
fig. 4 is a top view of the overall structure of the device for quickly detaching the impeller of the single-stage centrifugal pump according to the embodiment of the present invention;
fig. 5 is a schematic view of a detached state of the device for rapidly detaching the impeller of the single-stage centrifugal pump according to the embodiment of the present invention;
[ description of reference ]
1-limiting part, 2-linear driving part, 3-supporting rod, 4-fixing block, 5-fixing rod, 6-supporting block, 7-bidirectional screw, 8-driving part, 9-reinforcing rib, 10-base, 11-lifting platform, 12-protective joint, 13-ejector rod, 14-separating plate, 15-PLC controller, 16-roller and 17-spring.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Referring to fig. 1 to 5, the device for quickly detaching an impeller of a single-stage centrifugal pump of the present invention includes a separating mechanism, a supporting component and an ejecting mechanism, wherein the separating mechanism is connected to one side of the supporting component, the other side of the supporting component is connected to one side of the ejecting mechanism, and the other side of the ejecting mechanism is disposed inside the separating mechanism;
the ejection mechanism comprises a fixing rod 5, an ejector rod 13 and a linear driving piece 2, wherein the linear driving piece 2 is connected with the other side of the supporting component through the fixing rod 5, the linear driving piece 2 is in driving connection with one end of the ejector rod 13, and the ejector rod 13 is arranged inside the separating mechanism.
The utility model discloses a theory of operation as follows: when the water pump impeller needs to be replaced in the actual maintenance process, the connecting part of the impeller and the water pump body can be preliminarily fixed through the separating mechanism, the ejector rod 13 extends into the water pump body, and then the ejector rod 13 is driven to be pushed linearly through the linear driving piece 2 to push out the water pump, so that the impeller and the water pump are separated from each other.
Furthermore, the separating mechanism comprises a base 10, a driving part 8, a bidirectional screw 7 and two separating plates 14, wherein one driving part 8 is arranged on each of two sides of the base 10, one driving part 8 is in driving connection with one bidirectional screw 7, one end of one separating plate 14 is meshed with the lower part of one bidirectional screw 7, the other end of one separating plate 14 is meshed with the lower part of the other bidirectional screw 7, one end of the other separating plate 14 is meshed with the upper part of one bidirectional screw 7, the other end of the other separating plate 14 is meshed with the upper part of the other bidirectional screw 7, and the middle part of the bidirectional screw 7 is connected with one side of the supporting component.
From the above description, be favorable to when needing preliminary fixed with the junction of impeller and water pump body, drive two-way screw 7 through driving piece 8 and rotate, the separator 14 on the two-way screw 7 tightens up to the middle part, makes two separator 14 carry out the chucking to the junction of impeller and water pump body.
Further, the supporting component comprises two supporting rods 3 and a fixing block 4, one end of each supporting rod 3 is connected with the middle of the corresponding two-way screw 7, the other end of each supporting rod 3 is fixedly connected with the corresponding fixing block 4, and the fixing block 4 is detachably connected with one end of the corresponding fixing rod 5.
It can be known from the above description, be favorable to linear driving piece 2 to install to fixed block 4 through dead lever 5 on, in the separation process, two-way screw rods 7 pass through bracing piece 3 and fixed block 4 and play the supporting role to dead lever 5 and linear driving piece 2, when making linear driving piece 2 drive ejector pin 13, can obtain effectual support.
Further, still include the vibrating part, fixed block 4 is inside to be provided with the vibrating part.
From the above description, it can be known that when separating impeller and water pump body, the vibrating piece produces the vibration to transmit the vibration to linear driving piece 2 and ejector pin 13 through dead lever 5 on, drive the vibration of water pump body, make better the breaking away from of impeller.
Further, a supporting block 6 is arranged below the fixing block 4.
From the above description, it can be known that the fixing block 4 is advantageously supported, so that the whole device is more stable in use. The fixing block 4 is more stably installed to a plane through the supporting block 6.
Further, the device also comprises a protective joint 12, wherein the protective joint 12 is detachably connected with the other end of the ejector rod 13.
From the above description, it is beneficial to reduce the pressure of the contact surface of the ejector rod 13 and the water pump body through the protection joint 12, and avoid the damage to the water pump body caused by the overlarge ejecting force.
Furthermore, a lifting platform 11 is further arranged on one side of the separating plate 14, which is far away from the fixed block 4.
From the above description, be favorable to water pump body and impeller to dismantle the completion back, the water pump body accessible elevating platform 11 of dismantling the completion is accepted, avoids water pump body to fall and causes the water pump damage.
Further, the lifting platform also comprises a roller 16, and the roller 16 is arranged at the bottom of the lifting platform 11.
As can be seen from the above description, the water pump body advantageous to the ejection is better dropped on the lifting table 11.
Further, the device also comprises a PLC (programmable logic controller) 15, wherein the PLC 15 is respectively and electrically connected with the separating mechanism and the ejecting mechanism.
It can be known from the above description that it is convenient to adjust the dismounting device parameters, conveniently separates the impeller to it is more convenient that the user is when controlling the whole device.
Example one
Referring to fig. 1 to 5, a single-stage centrifugal pump impeller quick dismounting device includes a separation mechanism, a support assembly and an ejection mechanism, wherein the separation mechanism is connected with one side of the support assembly, the other side of the support assembly is connected with one side of the ejection mechanism, and the other side of the ejection mechanism is arranged inside the separation mechanism;
the ejection mechanism comprises a fixed rod 5, an ejector rod 13 and a linear driving piece 2, wherein the linear driving piece 2 is connected with the other side of the supporting component through the fixed rod 5 and is connected with the other side of the supporting component through a screw, the linear driving piece 2 is in driving connection with one end of the ejector rod 13, and the ejector rod 13 is arranged in the separation mechanism;
the linear driving piece 2 adopts a hydraulic cylinder;
the separating mechanism comprises a base 10, a driving piece 8, two-way screws 7 and two separating plates 14, wherein the driving piece 8 is arranged on each of two sides of the base 10 and is connected with the two-way screws 7 through screws, the driving piece 8 is in driving connection with one two-way screw 7 through a coupler, one end of one separating plate 14 is meshed with the lower portion of one two-way screw 7, the other end of one separating plate 14 is meshed with the lower portion of the other two-way screw 7, one end of the other separating plate 14 is meshed with the upper portion of one two-way screw 7, the other end of the other separating plate 14 is meshed with the upper portion of the other two-way screw 7, and the middle portion of the two-way screw 7 is connected with one side of the supporting component;
the upper part of the two-way screw 7 is also provided with a limiting piece 1 which prevents the separation plate 14 from separating from the two-way screw 7 when moving upwards;
the separating plates 14 are respectively and oppositely provided with arc clamping grooves, wedge-shaped chamfers are arranged on two sides of each arc clamping groove, and the wedge-shaped chamfers are convenient for the arc clamping grooves to be inserted into a gap between the water pump body and the impeller;
reinforcing ribs 9 are arranged on the outer surfaces of the driving parts 8, so that the stability of the driving parts 8 in operation is improved;
the driving piece 8 adopts a speed reducing motor;
the supporting assembly comprises two supporting rods 3 and a fixing block 4, one end of one supporting rod 3 is connected with the middle part of one bidirectional screw 7 through a bolt, the other end of the other supporting rod 3 is fixedly connected with the fixing block 4 and welded, and the fixing block 4 is detachably connected with one end of the fixing rod 5 through a screw;
the vibration piece is arranged in the fixed block 4;
the vibrating piece adopts a vibrating motor;
a supporting block 6 is arranged below the fixed block 4, and the supporting block 6 is connected with the fixed block 4 through a spring 17, so that vibration is prevented from being transmitted to the supporting block 6;
the device also comprises a protective joint 12, wherein the protective joint 12 is detachably connected with the other end of the ejector rod 13;
the protection joint 12 is made of rubber, and the rubber has a good buffering effect;
a lifting platform 11 is further arranged on one side, away from the fixed block 4, of the separation plate 14;
the lifting platform further comprises a roller 16, and the roller 16 is arranged at the bottom of the lifting platform 11;
the number of the rollers 16 is four;
the device also comprises a PLC (programmable logic controller) 15, wherein the PLC 15 is respectively and electrically connected with the separating mechanism and the ejecting mechanism;
the PLC 15 is a DATA-7311 type, and the PLC 15 is electrically connected to the linear driving member 2, the driving member 8 and the vibrating member, respectively.
The fundamental principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can be purchased from the market, and dysmorphism piece is according to the description of specification and the record of attached drawing all can be customized, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, and conventional model, including the conventional connected mode among the prior art of circuit connection adoption, do not detailed again here.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides a quick dismounting device of single-stage centrifugal pump impeller which characterized in that: the separating mechanism is connected with one side of the supporting component, the other side of the supporting component is connected with one side of the ejection mechanism, and the other side of the ejection mechanism is arranged in the separating mechanism;
the ejection mechanism comprises an ejection mechanism fixing rod, an ejector rod and a linear driving piece, wherein the linear driving piece is connected with the other side of the supporting component through the fixing rod, the linear driving piece is in driving connection with one end of the ejector rod, and the ejector rod is arranged inside the separation mechanism.
2. A single stage centrifugal pump impeller quick disconnect device of claim 1 wherein: the separating mechanism comprises a base, a driving piece, a two-way screw and two separating plates, wherein one driving piece, one driving piece and one two-way screw are respectively arranged on two sides of the base, one is driven by the two-way screw to be connected, one end of the separating plate is meshed with the lower part of the two-way screw, the other end of the separating plate is meshed with the upper part of the two-way screw, and the middle part of the two-way screw is connected with one side of the supporting component.
3. A single stage centrifugal pump impeller quick disconnect device of claim 2, characterized in that: the supporting component comprises two supporting rods and a fixing block, one end of each supporting rod is connected with the middle of the corresponding two-way screw rod, the other end of each supporting rod is fixedly connected with the corresponding fixing block, and the fixing blocks are detachably connected with one ends of the fixing rods.
4. A single stage centrifugal pump impeller quick disconnect device of claim 3 wherein: still include the vibrating part, the fixed block is inside to be provided with the vibrating part.
5. A single stage centrifugal pump impeller quick disconnect device as defined in claim 3 wherein: and a supporting block is arranged below the fixed block.
6. A single stage centrifugal pump impeller quick disconnect device of claim 1 wherein: still include the protection joint, the protection joint with the other end of ejector pin can be dismantled and be connected.
7. A single stage centrifugal pump impeller quick disconnect device as defined in claim 3 wherein: and a lifting platform is further arranged on one side of the separating plate, which is far away from the fixed block.
8. A single stage centrifugal pump impeller quick disconnect device of claim 7 wherein: still include the gyro wheel, the gyro wheel set up in elevating platform bottom.
9. A single stage centrifugal pump impeller quick disconnect device of claim 1, characterized in that: the device further comprises a PLC controller, and the PLC controller is electrically connected with the separating mechanism and the ejection mechanism respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220813465.9U CN217800089U (en) | 2022-04-08 | 2022-04-08 | Quick dismounting device of single-stage centrifugal pump impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220813465.9U CN217800089U (en) | 2022-04-08 | 2022-04-08 | Quick dismounting device of single-stage centrifugal pump impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217800089U true CN217800089U (en) | 2022-11-15 |
Family
ID=83980610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220813465.9U Expired - Fee Related CN217800089U (en) | 2022-04-08 | 2022-04-08 | Quick dismounting device of single-stage centrifugal pump impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217800089U (en) |
-
2022
- 2022-04-08 CN CN202220813465.9U patent/CN217800089U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |