CN220726530U - Front-end connector for vacuum pump - Google Patents
Front-end connector for vacuum pump Download PDFInfo
- Publication number
- CN220726530U CN220726530U CN202322465548.0U CN202322465548U CN220726530U CN 220726530 U CN220726530 U CN 220726530U CN 202322465548 U CN202322465548 U CN 202322465548U CN 220726530 U CN220726530 U CN 220726530U
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- Prior art keywords
- vacuum pump
- connector
- joint
- shaped clamping
- grooves
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- 239000002184 metal Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a front connector for a vacuum pump, which comprises an outer connector, wherein the front end of a main body of the vacuum pump is provided with the front connector in an extending mode, inner grooves are formed in the inner walls of the upper end and the lower end of the outer connector, E-shaped clamping rods are vertically connected in the inner grooves in a moving mode, the front end and the rear end of each E-shaped clamping rod extend to the outside of the outer connector, springs for continuously pushing the E-shaped clamping rods outwards are arranged in the inner grooves, and clamping grooves for clamping the rear ends of the E-shaped clamping rods are formed in the inner walls of the upper end and the lower end of the front connector. The problem of current vacuum pump when being connected with the outside through leading joint, in order to improve the leakproofness of two, use the bolt to connect the joint of two more, this kind of connected mode can carry out more firm connection, but the bolted connection of multiunit is too loaded down with trivial details, and connection efficiency is lower, and the dismouting is comparatively troublesome equally, is fit for being widely promoted and uses.
Description
Technical Field
The utility model relates to the technical field of novel vacuum pumps, in particular to a front connector for a vacuum pump.
Background
Vacuum pumps refer to devices or apparatus that draw air from a container being evacuated using mechanical, physical, chemical, or physicochemical means to obtain a vacuum. Generally, vacuum pumps are devices that improve, create, and maintain a vacuum in an enclosed space by various methods.
When the existing vacuum pump is connected with the outside through the front-end connector, in order to improve the tightness of the front-end connector and the outside, the connectors of the front-end connector and the outside are connected by using bolts, and the connection mode can be used for more firmly connecting, but the bolt connection of a plurality of groups is too complicated, the connection efficiency is lower, the disassembly and the assembly are also more troublesome, and the vacuum pump capable of more efficiently connecting the connectors is not provided, so the front-end connector for the vacuum pump is provided according to the problems.
Disclosure of Invention
The utility model mainly aims to provide a front connector for a vacuum pump, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a front end connects for vacuum pump, includes the vacuum pump main part, still includes the external connection, vacuum pump main part front end extension is provided with the front end and connects, the inside groove has all been seted up in the both ends inner wall about the external connection, vertical removal is connected with E type kelly in the inside groove, and E type kelly front and back end all extends to the external connection outside, install in the inside groove and last the spring with E type kelly extrapolation, the draw-in groove that supplies E type kelly rear end card to go into is all seted up to the inner wall of both ends about the front end, through setting up the draw-in groove in E type kelly and the front end, but the snap connection of direct through E type kelly rear end and draw-in groove carries out the quick-operation of vacuum pump front end and external connection to the connection efficiency of vacuum pump joint has been improved.
Further, a sealing gasket for improving the connection tightness is arranged at the front end of the front connector.
Further, thread grooves are formed in the outer walls of the front connector and the outer connector.
Further, the external thread of leading joint screw thread groove is connected with the sleeve, and the sleeve threaded connection external joint simultaneously, the stability that the sleeve through screw thread groove connection leading joint and external joint can be effectual improvement two is connected, can prevent that E type draw-in lever from breaking away from the draw-in groove and causing leading joint and external joint's separation, more stability.
Further, the metal corrugated pipe is arranged outside the extension end of the front connector, has good plasticity, can still keep corresponding forms after being bent at will, can be connected with the outer connector more efficiently through the front connector prolonged by the metal corrugated pipe, cannot be excessively contacted with the main body of the vacuum pump during installation, and causes difficult installation, and the installation efficiency of the front connector of the vacuum pump is improved.
Compared with the prior art, the utility model has the following beneficial effects:
1. through setting up the draw-in groove in E type draw-in lever and the front-end joint, can directly carry out the quick-operation joint of vacuum pump front-end joint and external connection through the block connection of E type draw-in lever rear end and draw-in groove to the connection efficiency of vacuum pump joint has been improved.
2. The sleeve connected with the front connector and the outer connector through the thread grooves can effectively improve the connection stability of the front connector and the outer connector, and can prevent the E-shaped clamping rod from separating from the clamping groove to separate the front connector from the outer connector, so that the front connector and the outer connector are more stable.
3. The metal corrugated pipe has better plasticity, can still keep corresponding forms after being bent at will, can enable the connection between the metal corrugated pipe and the outer joint to be more efficient through the front joint prolonged by the metal corrugated pipe, cannot be excessively contacted with the vacuum pump main body during installation to cause difficult installation, and improves the installation efficiency of the front joint of the vacuum pump.
Drawings
Fig. 1 is a schematic view of the overall structure of a front connector for a vacuum pump according to the present utility model.
Fig. 2 is a partial enlarged view of a front end fitting for a vacuum pump of the present utility model at a position a in fig. 1.
Fig. 3 is a schematic view showing the internal partial detail structure of the front connector and the external connector of the front connector for the vacuum pump according to the present utility model.
In the figure: 1. a vacuum pump main body; 2. a front-end connector; 210. a sealing gasket; 3. an outer joint; 301. e-shaped clamping rods; 302. a clamping groove; 310. an inner tank; 311. a spring; 4. a sleeve; 401. a thread groove; 5. a metal bellows.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, a front joint for a vacuum pump comprises a vacuum pump main body 1 and an outer joint 3, wherein a front joint 2 is arranged at the front end of the vacuum pump main body 1 in an extending manner, an inner groove 310 is formed in the inner walls of the upper end and the lower end of the outer joint 3, an E-shaped clamping rod 301 is vertically movably connected in the inner groove 310, the front end and the rear end of the E-shaped clamping rod 301 extend to the outside of the outer joint 3, a spring 311 for continuously pushing the E-shaped clamping rod 301 out is arranged in the inner groove 310, a clamping groove 302 for clamping the rear end of the E-shaped clamping rod 301 is formed in the inner walls of the upper end and the lower end of the front joint 2, a sealing gasket 210 for improving the connection tightness is arranged at the front end of the front joint 2, a sleeve 4 is arranged on the outer wall of the front joint 3, the threaded groove 401 of the front joint 2 is connected with the outer joint 3 in an externally threaded manner, when the front joint 2 and the outer joint 3 are connected in a threaded manner, the front end of the E-shaped clamping rod 301 is pressed, the front end of the E-shaped clamping rod 301 is integrally pushed out by the inner groove 310, the front joint 301 is pushed out of the front joint 2 and the inner joint 3, the front joint 2 is connected in a threaded manner, the front joint 2 is connected to the inner groove 301 is effectively pulled out, and the front joint 2 is connected by the front joint 2, and the front joint 3 is connected by the front joint 2.
The metal corrugated pipe 5 is arranged outside the extension end of the front connector 2, the metal corrugated pipe 5 has good plasticity, the corresponding shape can be still kept after any bending, the front connector 2 extending outwards can keep a certain distance with the vacuum pump main body 1, the connection efficiency between the front connector 2 and the outer connector 3 is improved, and the mounting difficulty caused by excessive contact with the vacuum pump main body 1 during mounting is avoided.
When the front connector for the vacuum pump is in operation, firstly, the front end of the E-shaped clamping rod 301 is pressed to enable the E-shaped clamping rod 301 to integrally retract into the inner groove 310 when the front connector 2 and the outer connector 3 are connected, then the outer connector 3 is inserted into the front connector 2, then the front end of the E-shaped clamping rod 301 is released, the E-shaped clamping rod 301 is pushed out by the spring 311, the rear end of the E-shaped clamping rod 301 is clamped in the clamping groove 302 of the front connector 2 to complete connection of the front connector 2 and the outer connector 3, and then the sleeve 4 is connected outside the front connector 2 and the outer connector 3 through the threaded groove 401 to complete double connection, so that the connection stability of the front connector and the outer connector can be effectively improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a front-end connection for vacuum pump, includes vacuum pump main part (1), still includes outer joint (3), its characterized in that: the vacuum pump is characterized in that a front end of the vacuum pump main body (1) is prolonged and provided with a front connector (2), inner grooves (310) are formed in inner walls of the upper end and the lower end of the outer connector (3), E-shaped clamping rods (301) are vertically movably connected in the inner grooves (310), the front end and the rear end of each E-shaped clamping rod (301) are all extended to the outside of the outer connector (3), springs (311) for continuously pushing the E-shaped clamping rods (301) outwards are arranged in the inner grooves (310), and clamping grooves (302) for clamping the rear ends of the E-shaped clamping rods (301) are formed in inner walls of the upper end and the lower end of the front connector (2).
2. The front end fitting for a vacuum pump according to claim 1, wherein: the front end of the front joint (2) is provided with a sealing gasket (210) for improving the connection tightness.
3. The front end fitting for a vacuum pump according to claim 1, wherein: screw grooves (401) are formed in the outer walls of the front connector (2) and the outer connector (3).
4. The front end fitting for a vacuum pump according to claim 1, wherein: the external threads of the thread groove (401) of the front joint (2) are connected with the sleeve (4), and the sleeve (4) can be simultaneously connected with the external joint (3) in a threaded manner.
5. The front end fitting for a vacuum pump according to claim 1, wherein: the outer part of the extension end of the front connector (2) is provided with a metal corrugated pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322465548.0U CN220726530U (en) | 2023-09-12 | 2023-09-12 | Front-end connector for vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322465548.0U CN220726530U (en) | 2023-09-12 | 2023-09-12 | Front-end connector for vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220726530U true CN220726530U (en) | 2024-04-05 |
Family
ID=90525477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322465548.0U Active CN220726530U (en) | 2023-09-12 | 2023-09-12 | Front-end connector for vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220726530U (en) |
-
2023
- 2023-09-12 CN CN202322465548.0U patent/CN220726530U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |