CN220094538U - Fixing device for vacuum pump assembly - Google Patents
Fixing device for vacuum pump assembly Download PDFInfo
- Publication number
- CN220094538U CN220094538U CN202321157689.XU CN202321157689U CN220094538U CN 220094538 U CN220094538 U CN 220094538U CN 202321157689 U CN202321157689 U CN 202321157689U CN 220094538 U CN220094538 U CN 220094538U
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- China
- Prior art keywords
- fixing device
- base
- ejector rod
- vacuum pump
- vertical
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- 238000000034 method Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a fixing device for assembling a vacuum pump, which belongs to the technical field of fixtures for assembling the vacuum pump, and comprises a base, wherein a transverse fixing device is arranged on a cross rod of the base, a vertical fixing device is arranged below the transverse fixing device, and a rotating shaft of a rotor is fixed with the transverse fixing device and the vertical fixing device; the base is provided with a fixing hole for fixing the cavity of the vacuum pump. The traditional assembly base is changed into the base with the middle part being in a hollow state and composed of the cross rod and the vertical rod, so that the weight of the whole assembly base is reduced; universal wheels are arranged on the supporting legs of the base so as to facilitate the movement of the whole base; be equipped with horizontal fixing device and perpendicular fixing device on the horizontal pole, through the cooperation of two fixing device uses, improve the stability fixed to the rotor pivot when assembling, can improve the quality of whole vacuum pump assembly.
Description
Technical Field
The utility model belongs to the technical field of fixtures for vacuum pump assembly, and particularly relates to a fixing device for vacuum pump assembly.
Background
The vacuum pump needs to use the assembly base in the assembly process, as shown in fig. 1, the existing assembly base is generally a whole flat plate, a through hole for fixing a rotor rotating shaft is formed in the existing assembly base, but the whole assembly base is heavy and inconvenient to move, the rotor rotating shaft can only be matched with the rotor rotating shaft with the same size because the rotor rotating shaft is fixed through the through hole, a single rotor rotating shaft is fixed through the through hole, no special stabilizing component is used for fixing the rotor rotating shaft, uncertain factors exist in the assembly process, the reliability of assembly is reduced, and the quality of assembly is reduced.
Disclosure of Invention
Aiming at the problems, the utility model provides the fixing device for assembling the vacuum pump, which changes the traditional assembling base into a base with a hollow middle part consisting of a cross rod and a vertical rod, thereby reducing the weight of the whole assembling base; universal wheels are arranged on the supporting legs of the base so as to facilitate the movement of the whole base; be equipped with horizontal fixing device and perpendicular fixing device on the horizontal pole, through the cooperation of two fixing device uses, improve the stability fixed to the rotor pivot when assembling, can improve the quality of whole vacuum pump assembly.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the fixing device for assembling the vacuum pump comprises a base, wherein a transverse fixing device is arranged on a transverse rod of the base, a vertical fixing device is arranged below the transverse fixing device, the transverse fixing device is used for fixing the radial direction of a rotor rotating shaft, and the vertical fixing device is used for fixing the axis of the rotor rotating shaft; the base is provided with a fixing hole for fixing the cavity of the vacuum pump.
As a further improvement of the technical scheme, the base comprises a cross rod and a vertical rod, supporting legs are arranged below the cross rod, and universal wheels are arranged on the supporting legs.
As a further improvement of the technical scheme, the vertical fixing device comprises a mounting frame and a vertical ejector rod, wherein the vertical ejector rod is positioned at the center of the mounting frame, and the vertical ejector rod is meshed with the mounting frame through threads.
As a further improvement of the above technical solution, the lateral fixing device includes a first side ejector rod and a second side ejector rod, the first side ejector rod and the second side ejector rod are respectively located on the cross bars on different sides of the base, and the axes of the first side ejector rod and the second side ejector rod are coincident; the first side ejector rod is engaged with the second side ejector rod and the cross rod through threads.
As a further improvement of the technical scheme, two sides of the mounting frame are connected with the cross bars at two sides of the base, and the end part of the vertical ejector rod is provided with a round ejector block.
As a further improvement of the technical scheme, the end part of the first side ejector rod is provided with a V-shaped ejector block, and the second side ejector rod is sleeved with a cylindrical ejector block.
Compared with the prior art, the utility model has the beneficial effects that: the fixing device for assembling the vacuum pump is provided, a traditional assembling base is changed into a base with a hollow middle part consisting of a cross rod and a vertical rod, and the weight of the whole assembling base is reduced; universal wheels are arranged on the supporting legs of the base so as to facilitate the movement of the whole base; be equipped with horizontal fixing device and perpendicular fixing device on the horizontal pole, through the cooperation of two fixing device uses, improve the stability fixed to the rotor pivot when assembling, can improve the quality of whole vacuum pump assembly.
Drawings
Fig. 1 is a view of an assembled base of a vacuum pump according to the prior art.
Fig. 2 is a schematic perspective view of the assembly of the present utility model.
Fig. 3 is a schematic side view (full section) of the present utility model in assembly.
Fig. 4 is a schematic top view (full section) of the present utility model.
Fig. 5 is a schematic perspective view of the assembled base of the present utility model.
Fig. 6 is a schematic view of a second perspective structure of the present utility model.
In the figure: 1. a base; 2. support legs; 3. a universal wheel; 4. a first side ejector rod; 5. a second side ejector rod; 6. a mounting frame; 7. a vertical ejector rod; 8. a circular top block; 9. a vacuum pump cavity; 10. a rotor; 11. a fixing hole; 12. a cross bar; 13. and a vertical rod.
Description of the embodiments
The following detailed description of the utility model, in conjunction with the examples, is intended to be merely exemplary and explanatory and should not be construed as limiting the scope of the utility model in any way, in order to provide a better understanding of the utility model as claimed.
Examples
As shown in fig. 2-6, a fixing device for assembling a vacuum pump comprises a base 1, wherein a transverse fixing device is arranged on a transverse rod 12 of the base 1, a vertical fixing device is arranged below the transverse fixing device, the transverse fixing device is used for fixing the radial direction of a rotating shaft of a rotor (10), and the vertical fixing device is used for fixing the axis of the rotating shaft of the rotor (10); the base 1 is provided with a fixing hole 11 for fixing the vacuum pump chamber 9.
Specifically, as shown in fig. 5, the base 1 is composed of a cross rod 12 and a vertical rod 13, the cross rod 12 and the vertical rod 13 are connected together through welding, the cross rod 12 and the vertical rod 13 are located on the same plane, the cross rod 12 and the vertical rod 13 form an inverted 'II' -shaped base 1, the middle part of the base 1 is in a hollow structure, threaded through holes are formed in two sides of the cross rod 12, transverse fixing devices are arranged on two sides of the cross rod 12 through the threaded through holes, the head end of each transverse fixing device is located at the hollow part of the base 1, the radial direction of a rotating shaft of the rotor 10 is fixed through the transverse fixing devices, and the axial direction of the rotating shaft of the rotor 10 is fixed through the vertical fixing devices; the vertical rod 13 of the base 1 is provided with a long-groove-shaped fixing hole 11, wherein the fixing hole 11 is a through hole, and when the vacuum pump is assembled, the vacuum pump cavity 9 is installed on the base 1 through bolts, the fixing hole 11 and threaded holes on the vacuum pump cavity 9, and the position of the vacuum pump cavity 9 is limited relative to the base 1.
As a preferred mode of the above embodiment, the base 1 includes a cross bar 12 and a vertical bar 13, a supporting leg 2 is disposed below the cross bar 12, and a universal wheel 3 is disposed on the supporting leg 2.
Specifically, the two ends of the cross bar 12 are provided with supporting legs 2, and the connection mode between the supporting legs 2 and the cross bar 12 can be bolt connection and other technical means well known to those skilled in the art; the supporting legs 2 are provided with universal wheels 3 which can be self-locked, so that the whole base 1 can be conveniently moved.
As a preferred form of the above embodiment, the vertical fixing means comprises a mounting frame 6 and a vertical push rod 7, wherein the vertical push rod 7 is located at the center of the mounting frame 6, and the vertical push rod 7 and the mounting frame 6 are engaged with each other by screw threads.
Specifically, lugs are arranged on two sides of the mounting frame 6, mounting plates are arranged between the lugs, and the lugs are fixed on the side walls of the cross bars 12 through bolts; the mounting plate is provided with a threaded hole, the threaded hole is provided with a vertical ejector rod 7 meshed with the threaded hole in a threaded manner, the vertical ejector rod 7 is a screw, the upper end part of the screw is provided with a round ejector block 8 used for propping up the lower end part of a rotating shaft of a rotor 10, the vertical ejector rod 7 is located at the center of the mounting plate, the projection of the vertical ejector rod 7 on the base 1 is located at the intersection point of the center line of the transverse rods 12 on two sides and the projection of the axes of the first side ejector rod 4 and the second side ejector rod 5, and the upper end part of the vertical ejector rod 7 is located below the transverse fixing device.
As a preferred mode of the above embodiment, the transverse fixing device includes a first side ejector rod 4 and a second side ejector rod 5, where the first side ejector rod 4 and the second side ejector rod 5 are respectively located on two cross bars 12 on different sides of the base 1, and axes of the first side ejector rod 4 and the second side ejector rod 5 are coincident; the first side ejector rod 4 is engaged with the second side ejector rod 5 and the cross rod 12 through threads.
Specifically, a threaded hole is formed in the cross bar 12, the setting direction of the threaded hole is parallel to the setting direction of the vertical rod 13, the first side ejector rod 4 and the second side ejector rod 5 are threaded rods, and two groups of transverse fixing devices are arranged and used for fixing two groups of rotating shafts of the rotor 10 in the vacuum pump.
As a preferable mode of the above embodiment, two sides of the mounting frame 6 are connected with the cross bars 12 at two sides of the base 1, and the end part of the vertical ejector rod 7 is provided with a circular ejector block 8.
As a preferable mode of the above embodiment, the end of the first side ejector rod 4 is provided with a V-shaped ejector block, and the second side ejector rod 5 is sleeved with a cylindrical ejector block.
Specifically, the V-shaped top block at the end of the first side ejector rod 4 and the columnar top block on the second side ejector rod 5 are used for fixing the axial direction of the rotating shaft of the rotor 10, the V-shaped top block and the end of the first side ejector rod 4 can be connected by the technical means well known to those skilled in the art such as threaded connection, and the end of the second side ejector rod 5 and the columnar top block can be connected by the technical means well known to those skilled in the art such as threaded connection
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas.
The foregoing is merely illustrative of the preferred embodiments of this utility model, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the utility model, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.
Claims (6)
1. The fixing device for assembling the vacuum pump is characterized by comprising a base (1), wherein a transverse fixing device is arranged on a cross rod of the base (1), a vertical fixing device is arranged below the transverse fixing device, the transverse fixing device is used for fixing the radial direction of a rotating shaft of a rotor (10), and the vertical fixing device is used for fixing the axis of the rotating shaft of the rotor (10); the base (1) is provided with a fixing hole (11) for fixing the vacuum pump cavity (9).
2. The fixing device for assembling a vacuum pump according to claim 1, wherein the base (1) comprises a cross bar and a vertical bar, supporting legs (2) are arranged below the cross bar, and universal wheels (3) are arranged on the supporting legs (2).
3. A fixing device for assembling a vacuum pump according to claim 1, characterized in that the vertical fixing device comprises a mounting frame (6) and a vertical ejector rod (7), wherein the vertical ejector rod (7) is positioned at the center of the mounting frame (6), and the vertical ejector rod (7) and the mounting frame (6) are engaged with each other through threads.
4. A fixing device for assembling a vacuum pump according to claim 1, characterized in that the transverse fixing device comprises a first side ejector rod (4) and a second side ejector rod (5), the first side ejector rod (4) and the second side ejector rod (5) are respectively positioned on different two lateral crossbars of the base (1), and the axes of the first side ejector rod (4) and the second side ejector rod (5) are coincident; the first side ejector rod (4) and the second side ejector rod (5) are engaged with the cross rod through threads.
5. A fixing device for assembling a vacuum pump according to claim 3, wherein two sides of the mounting frame (6) are connected with the cross bars at two sides of the base (1), and the end part of the vertical ejector rod (7) is provided with a circular ejector block (8).
6. The fixing device for assembling a vacuum pump according to claim 4, wherein the end part of the first side ejector rod (4) is provided with a V-shaped ejector block, and the second side ejector rod (5) is sleeved with a cylindrical ejector block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321157689.XU CN220094538U (en) | 2023-05-15 | 2023-05-15 | Fixing device for vacuum pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321157689.XU CN220094538U (en) | 2023-05-15 | 2023-05-15 | Fixing device for vacuum pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220094538U true CN220094538U (en) | 2023-11-28 |
Family
ID=88846609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321157689.XU Active CN220094538U (en) | 2023-05-15 | 2023-05-15 | Fixing device for vacuum pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220094538U (en) |
-
2023
- 2023-05-15 CN CN202321157689.XU patent/CN220094538U/en active Active
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