CN221314067U - Impeller disassembling tool for liquid ring vacuum pump - Google Patents
Impeller disassembling tool for liquid ring vacuum pump Download PDFInfo
- Publication number
- CN221314067U CN221314067U CN202323269678.3U CN202323269678U CN221314067U CN 221314067 U CN221314067 U CN 221314067U CN 202323269678 U CN202323269678 U CN 202323269678U CN 221314067 U CN221314067 U CN 221314067U
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- CN
- China
- Prior art keywords
- impeller
- vacuum pump
- liquid ring
- ring vacuum
- jack
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- 239000007788 liquid Substances 0.000 title claims abstract description 34
- 238000005457 optimization Methods 0.000 description 5
- 238000003825 pressing Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model relates to the technical field of liquid ring vacuum pump disassembling tools, in particular to a liquid ring vacuum pump impeller disassembling tool which comprises a frame type fixing frame, a jack and a fixing rod, wherein the diameter of the fixing rod is smaller than the shaft diameter of the central shaft of the liquid ring vacuum pump impeller, the frame type fixing frame is a frame type fixing frame with two through front and rear sides and two closed left and right sides, a central hole corresponding to the central shaft of the liquid ring vacuum pump impeller is formed in the center of a bottom plate of the frame type fixing frame, and the aperture of the central hole is larger than the shaft diameter of the central shaft of the impeller. The utility model has reasonable and compact structure and convenient use, the impeller is fixedly connected with the frame type fixing frame through the fastening piece, the central shaft is ejected downwards from the impeller shaft hole by the jack, the impeller loses the constraint of the central shaft, and then the impeller can be easily taken out from the pump shell.
Description
Technical Field
The utility model relates to the technical field of liquid ring vacuum pump disassembling tools, in particular to a liquid ring vacuum pump impeller disassembling tool.
Background
Liquid ring vacuum pumps are commonly used in chemical production devices. The liquid ring vacuum pump has simple structure, and the equipment failure mainly comprises failure, namely seal failure, impeller abrasion, blade breakage and the like. The impeller of the water ring vacuum pump is arranged in the pump shell, and is composed of a plurality of blades, when in maintenance, the impeller is tightly matched with the shaft, the clearance between the impeller and the shell is smaller, the impeller can not be effectively removed due to the fact that the three-jaw and two-jaw puller of the conventional tool are detached, maintenance staff are difficult to maintain, and the impeller is difficult to detach, time-consuming and labor-consuming.
Disclosure of Invention
The utility model provides a liquid ring vacuum pump impeller disassembling tool, which overcomes the defects of the prior art and can effectively solve the problem that the existing liquid ring vacuum pump impeller is difficult to disassemble.
The technical scheme of the utility model is realized by the following measures: the utility model provides a liquid ring vacuum pump impeller extracting tool, includes frame mount, jack and fixed stick, and the diameter of fixed stick is less than the diameter of axle of the center pin of liquid ring vacuum pump impeller, and the frame mount is the frame mount that both sides link up around, left and right sides is confined, is provided with the centre bore that corresponds with the center pin of liquid ring vacuum pump impeller in the center department on the bottom plate of frame mount, and the aperture of centre bore is greater than the diameter of axle of the center pin of impeller, be provided with on the bottom plate of centre bore both sides with the slotted hole that corresponds of preformed hole of impeller, preformed hole and the slotted hole of impeller simultaneously fixed mounting fastener, the fixed stick passes the centre bore, and fixed stick bottom offsets with the center pin one end of liquid ring vacuum pump impeller, and jack inversion fixed mounting is in on the frame mount, the top clamp plate of jack offsets with the fixed stick top.
The following are further optimizations and/or improvements to the above-described inventive solution:
The top plate of the frame type fixing frame is provided with a hanging opening, and the base of the jack is hung at the hanging opening.
The fastener includes a bolt and a nut.
The length of the fixing rod is not less than the length of the central shaft.
The jack adopts a vertical hydraulic jack.
The utility model has reasonable and compact structure and convenient use, the impeller is fixedly connected with the frame type fixing frame through the fastening piece, the central shaft is ejected downwards from the impeller shaft hole by the jack, the impeller loses the constraint of the central shaft, and then the impeller can be easily taken out from the pump shell.
Drawings
Fig. 1 is a schematic structural diagram of an impeller of a liquid ring vacuum pump.
Fig. 2 is a schematic perspective view of a frame-type fixing frame according to the present utility model.
The codes in the drawings are respectively: 1 is a jack, 2 is an impeller, 3 is a bottom plate, 4 is a central hole, 5 is a reserved hole, 6 is a slot, 7 is a central shaft, 8 is a pressing plate, 9 is a base, 10 is a pump shell, and 11 is a top plate.
Detailed Description
The present utility model is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present utility model.
In the present utility model, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 2 of the specification, for example: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 2 of the specification.
The utility model is further described below with reference to examples and figures:
Example 1: as shown in fig. 2, the disassembling tool for the impeller of the liquid ring vacuum pump comprises a frame type fixing frame, a jack 1 and a fixing rod, wherein the diameter of the fixing rod is smaller than the shaft diameter of a central shaft 7 of the impeller 2 of the liquid ring vacuum pump, the frame type fixing frame is a frame type fixing frame with two through sides and two closed sides, a central hole 4 corresponding to the central shaft 7 of the impeller 2 of the liquid ring vacuum pump is arranged at the center of a bottom plate 3 of the frame type fixing frame, the aperture of the central hole 4 is larger than the shaft diameter of the central shaft 7 of the impeller 2, slotted holes 6 corresponding to the reserved holes 5 of the impeller 2 are arranged on the bottom plate 3 at two sides of the central hole 4, a fastening piece is fixedly installed on the reserved holes 5 and the slotted holes 6 of the impeller 2 at the same time, the fixing rod penetrates through the central hole 4, the bottom of the fixing rod is propped against one end of the central shaft 7 of the impeller 2 of the liquid ring vacuum pump, the jack 1 is reversely and fixedly installed on the frame type fixing frame, and a top pressing plate 8 of the jack 1 is propped against the top of the fixing rod.
The bottom plate 3 of the frame type fixing frame is arranged above the pump body impeller 2 in parallel.
The impeller 2 and the frame type fixing frame are fixedly connected through a fastening piece, the liquid ring vacuum pump impeller 2 is heated by gas cutting flame, the impeller 2 is heated, a gap between the impeller 2 and the central shaft 7 is enlarged, the jack 1 is used for pressurizing, the pressing plate 8 of the jack 1 presses down a fixing rod, the central shaft 7 is ejected downwards from the shaft hole of the impeller 2 through the fixing rod, the impeller 2 loses the constraint of the central shaft 7, and then the impeller 2 can be easily taken out from the pump shell 10.
The frame type fixing frame is made of carbon steel. The frame type fixing frame structure with the front side and the rear side communicated is convenient for operating the handle of the jack 1.
The impeller disassembling tool of the liquid ring vacuum pump can be further optimized or/and improved according to actual needs:
Example 2: as an optimization of the above embodiment, as shown in fig. 2, in order to limit the jack 1, a hanging opening is provided on the top plate 11 of the frame-type fixing frame, and the base 9 of the jack 1 is hung on the hanging opening.
Example 3: as an optimization of the above embodiment, the fasteners include bolts and nuts as needed.
Example 4: as an optimization of the above embodiment, the length of the fixing rod is not less than the length of the center shaft 7 as needed.
Example 5: as an optimization of the above embodiment, the jack adopts a vertical hydraulic jack as needed.
The technical characteristics form the preferred embodiment of the utility model, have stronger adaptability and better implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations.
Claims (8)
1. The utility model provides a liquid ring vacuum pump impeller extracting tool, its characterized in that includes frame mount, jack and fixed stick, and the diameter of fixed stick is less than the axle diameter of the center pin of liquid ring vacuum pump impeller, and the frame mount is the front and back both sides link up, left and right sides confined frame mount, is provided with the centre bore that corresponds with the center pin of liquid ring vacuum pump impeller in the center department on the bottom plate of frame mount, and the aperture of centre bore is greater than the center pin diameter of impeller, be provided with on the bottom plate of centre bore both sides with the slotted hole that corresponds of preformed hole of impeller, preformed hole and the slotted hole of impeller simultaneously fixed mounting fastener, the fixed stick passes the centre bore, fixed stick bottom offsets with the center pin one end of liquid ring vacuum pump impeller, the jack is placed upside down fixed mounting on the frame mount, the top clamp plate of jack offsets with the fixed stick top.
2. The impeller disassembling tool for the liquid ring vacuum pump according to claim 1, wherein a hanging opening is arranged on a top plate of the frame type fixing frame, and a base of the jack is hung on the hanging opening.
3. The liquid ring vacuum pump impeller removal tool of claim 1 or 2, wherein the fastener comprises a bolt and a nut.
4. The liquid ring vacuum pump impeller removing tool according to claim 1 or 2, characterized in that the length of the fixing rod is not less than the length of the center shaft.
5. A tool for removing an impeller from a liquid ring vacuum pump according to claim 3, wherein the length of the fixing rod is not less than the length of the central shaft.
6. The tool for disassembling an impeller of a liquid ring vacuum pump according to claim 1, 2 or 5, wherein the jack is a vertical hydraulic jack.
7. A tool for removing an impeller from a liquid ring vacuum pump according to claim 3, wherein the jack is a vertical hydraulic jack.
8. The tool for removing the impeller of the liquid ring vacuum pump according to claim 4, wherein the jack is a vertical hydraulic jack.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221314067U true CN221314067U (en) | 2024-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |