CN216157852U - Dry vacuum pump sealing structure - Google Patents
Dry vacuum pump sealing structure Download PDFInfo
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- CN216157852U CN216157852U CN202121613018.0U CN202121613018U CN216157852U CN 216157852 U CN216157852 U CN 216157852U CN 202121613018 U CN202121613018 U CN 202121613018U CN 216157852 U CN216157852 U CN 216157852U
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Abstract
The utility model discloses a sealing structure of a dry vacuum pump, which comprises a vacuum pump, wherein the front end of the vacuum pump is provided with a sealing structure and a pipeline, the pipeline is positioned above the sealing structure, the sealing structure comprises a connecting pipe, a lifting ring plate, a filter device and a sealing ring, the connecting pipe is connected with the vacuum pump, the lifting ring plate is sleeved on the connecting pipe, and the filter device and the sealing ring are positioned at the upper end of the connecting pipe.
Description
Technical Field
The utility model relates to the technical field of vacuum pump sealing, in particular to a sealing structure of a dry vacuum pump.
Background
The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. Generally speaking, vacuum pumps are devices for improving, generating and maintaining vacuum in a certain closed space by various methods, along with scientific development, the vacuum pumps are more in types, including dry vacuum pumps, but the existing vacuum pumps are connected with pipelines through sealing gaskets, and the sealing gaskets deform after being used for a long time, so that the sealing effect of the vacuum pumps and the pipelines is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing structure of a dry vacuum pump, aiming at solving the problem that the sealing gasket in the existing vacuum pump deforms after being used for a long time and influences the sealing connection with a pipeline.
The utility model is realized by the following steps:
the utility model provides a dry vacuum pump seal structure, includes the vacuum pump, and the front end of vacuum pump is provided with seal structure and pipeline, and the pipeline is located the seal structure top, and seal structure includes connecting pipe, lift crown plate, filter element and sealing ring, and the connecting pipe is connected with the vacuum pump, and the lift crown plate cover is established on the connecting pipe, and filter element and sealing ring are located the upper end of connecting pipe.
Furthermore, an annular groove is vertically formed in the end face of the upper end of the connecting pipe, an annular clamping groove is formed in the inner side face of the annular groove, an annular supporting groove is formed in the upper end of the inner side face of the connecting pipe, a plurality of grooves are formed in the upper end of the outer side face of the connecting pipe along the height direction of the outer side face of the connecting pipe, the grooves are evenly distributed along the circumference direction of the connecting pipe, clamping grooves are formed in the inner side face of the grooves, a supporting plate is fixedly connected below the grooves of the connecting pipe, a space is provided for inserting the splicing annular plate due to the arrangement of the annular groove, a space is provided for stably installing the sealing ring, a space is provided for stably installing the filtering device at the upper end of the connecting pipe due to the arrangement of the annular supporting groove, a space is provided for installing the connecting plate due to the arrangement of the clamping grooves, and the connecting plate is stably installed in the grooves due to the matching of the clamping grooves and the clamping columns, the supporting plate is arranged to provide support for installation of the lifting ring plate.
Furthermore, the lower side surface of the lifting ring plate is provided with an annular slot, a spring is arranged at the position of the annular slot, the upper end of the spring is connected with the lifting ring plate, the lower end of the spring is connected with the supporting plate, space is conveniently provided for mounting the spring by the annular slot, the lifting ring plate is prevented from descending due to the deformation of the spring, the lifting ring plate is convenient to work by the spring, the lifting ring plate always tends to rise, and the connecting plate is stably mounted in the groove under the action of the lifting ring plate.
Further, the filter device is the tubular structure, a plurality of filtration pores have been seted up perpendicularly to the interior bottom surface of filter device, the upper end fixedly connected with annular plate of filter device, the filter device is installed in the connecting tube upper end, the annular plate is installed in the annular support groove simultaneously, the setting of filtering the pore is convenient for provide the passageway for gaseous circulation, the setting of annular plate is convenient for support the filter device and stably install in the upper end of connecting tube, and be convenient for quick assembly disassembly filter device as required.
Further, the sealing ring is installed in ring groove, and the sealing ring is made by the aquogel sealant, and the setting that the sealing ring was made by the aquogel sealant is convenient for utilize its compliance sealing connection connecting pipe and pipeline, avoids leading to its deformation to influence sealed effect because of the effect of external force simultaneously.
Further, the lower extreme fixedly connected with grafting crown plate and a plurality of connecting plate of pipeline, the connecting plate is along the girth direction evenly distributed of pipeline, the grafting crown plate is located the inboard middle part of connecting plate, connecting plate medial surface fixedly connected with card post, the grafting crown plate inserts in the ring channel, the connecting plate inserts in the recess and is located the lift crown plate simultaneously, the setting of grafting crown plate is convenient for make connecting pipe and pipeline stable connection with ring channel and sealing ring cooperation, the setting of connecting plate is convenient for stable installation in the recess under the effect of lift crown plate, facilitate for quick assembly disassembly pipeline and connecting pipe.
Compared with the prior art, the utility model has the beneficial effects that: the arrangement of the utility model is convenient for providing a sealing structure for the vacuum pump and the pipeline, so as to provide a sealing space for the work of the vacuum pump, prevent the working effect of the vacuum pump from being influenced due to the untight connection between the pipeline and the vacuum pump, simultaneously change the sealing connection mode of the existing sealing gasket, prevent the sealing effect from being influenced due to the deformation caused by the long-time use of the sealing gasket, realize the quick assembly and disassembly of the vacuum pump and the pipeline through the arrangement of the utility model, the arrangement of the sealing ring is convenient for the sealing connection between the connecting pipe and the pipeline through the action, and the arrangement of the lifting ring plate is convenient for the connecting plate to be stably arranged in the groove through the work of the lifting ring plate, so that the pipeline and the vacuum pump are stably connected, and simultaneously provide convenience for the quick assembly and disassembly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a seal structure of the present invention;
FIG. 3 is a schematic view of the connection tube of the present invention;
FIG. 4 is a schematic view of the lift ring plate configuration of the present invention;
FIG. 5 is a schematic view of a filter device of the present invention;
FIG. 6 is a schematic view of the piping structure of the present invention;
in the figure: 1. a vacuum pump; 2. a sealing structure; 21. a connecting pipe; 211. a support plate; 212. a groove; 2121. a fastening groove; 213. an annular groove; 2131. an annular neck; 22. a lifting ring plate; 221. an annular slot; 222. a spring; 23. a filter device; 231. a filtration pore; 232. an annular plate; 24. a seal ring; 3. a pipeline; 31. inserting a ring plate; 32. a connecting plate; 321. and (5) clamping the column.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.
Example (b): referring to fig. 1-6: a dry vacuum pump sealing structure comprises a vacuum pump 1, a sealing structure 2 is arranged at the front end of the vacuum pump 1, the sealing structure 2 comprises a connecting pipe 21, a lifting ring plate 22, a filter element 23 and a sealing ring 24, the connecting pipe 21 is connected with the vacuum pump 1, the lifting ring plate 22 is sleeved on the connecting pipe 21, the filter element 23 and the sealing ring 24 are positioned at the upper end of the connecting pipe 21, an annular groove 213 is vertically arranged on the upper end surface of the connecting pipe 21, an annular clamping groove 2131 is arranged on the inner side surface of the annular groove 213, an annular bracket is arranged on the upper end of the inner side surface of the connecting pipe 21, a plurality of grooves 212 are arranged on the upper end of the outer side surface of the connecting pipe 21 along the height direction, the grooves 212 are uniformly distributed along the perimeter direction of the connecting pipe 21, a buckling groove 2121 is arranged on the inner side surface of the groove 212, a supporting plate 211 is fixedly connected below the groove 212 of the connecting pipe 21, and an annular slot 221 is arranged on the lower side surface of the lifting ring plate 22, the annular slot 221 is provided with a spring 222, the upper end of the spring 222 is connected with the lifting annular plate 22, the lower end is connected with the supporting plate 211, the filter 23 is a cylindrical structure, the inner bottom surface of the filter 23 is vertically provided with a plurality of filter holes 231, the upper end of the filter 23 is fixedly connected with an annular plate 232, the filter 23 is arranged at the inner upper end of the connecting pipe 21, meanwhile, the annular plate 232 is arranged in the annular bracket, the sealing ring 24 is arranged in the annular clamping groove 2131, the sealing ring 24 is made of hydrogel sealant, be provided with pipeline 3 in seal structure 2's top, the lower extreme fixedly connected with of pipeline 3 inserts annular plate 31 and a plurality of connecting plate 32, and connecting plate 32 is along pipeline 3's girth direction evenly distributed, and insert annular plate 31 is located the inboard middle part of connecting plate 32, and connecting plate 32 medial surface fixedly connected with card post 321, insert annular plate 31 in ring channel 213, and connecting plate 32 inserts in the recess 212 and is located lift annular plate 22 simultaneously.
The arrangement of the utility model is convenient for providing a sealing structure for the vacuum pump 1 and the pipeline 3 so as to provide a sealing space for the work of the vacuum pump 1, prevent the work effect of the vacuum pump 1 from being influenced because the pipeline 3 is not tightly connected with the vacuum pump 1, simultaneously change the sealing connection mode of the existing sealing gasket, prevent the sealing effect from being influenced because the sealing gasket is deformed after long-time use, realize the quick assembly and disassembly of the vacuum pump 1 and the pipeline 3 through the arrangement of the utility model, the arrangement of the sealing structure 2 is convenient for providing a novel sealing connection mode for the vacuum pump 1 and the pipeline 3 through the function of the sealing structure, further provide good sealing for the vacuum pump 1 and the pipeline 3 all the time, the arrangement of the pipeline 3 is convenient for being matched with the sealing structure 2 to provide novel sealing connection for the vacuum pump 1, simultaneously, the vacuum pump 1 and the pipeline 3 can be quickly assembled and disassembled as required, the arrangement of the connecting pipe 21 is convenient for being matched with the pipeline 3 to provide a channel for the circulation of gas, the setting of lift crown plate 22 is convenient for make the stable installation of connecting plate 32 in recess 212 through its work, makes pipeline 3 and vacuum pump 1 be stably connected, facilitates for its quick assembly disassembly simultaneously, and the impurity that carries in the filtered air is convenient for in the setting of filter element 23 prevents that impurity from falling into vacuum pump 1 in influence vacuum pump 1's work, and sealing ring 24's setting is convenient for through its effect sealing connection connecting pipe 21 and pipeline 3.
The setting of ring channel 213 is convenient for insert for grafting ring board 31 and provides the space, the setting of ring channel 2131 is convenient for provide the space for the stable installation of sealing ring 24, the setting of annular bracket is convenient for provide the space for the installation of annular board 232, so that with stable the installing in the upper end of connecting pipe 21 of filter element 23, the setting of recess 212 is convenient for provide the space for the installation of connecting plate 32, the setting of buckle groove 2121 is convenient for provide the space for the installation of calorie post 321, and through the cooperation of buckle groove 2121 and calorie post 321 with stable the installing in recess 212 of connecting plate 32, the setting of layer board 211 is convenient for provide the support for the installation of lift ring board 22.
The setting of filtration pore 231 is convenient for provide the passageway for gaseous circulation, and the setting of annular plate 232 is convenient for put filter 23 support stable mounting in the upper end of connecting pipe 21, and is convenient for as required quick assembly disassembly filter 23.
The arrangement of the sealing ring 24 made of hydrogel sealant facilitates the connection of the connecting pipe 21 and the pipe 3 by using its flexibility in a sealing manner, while avoiding the influence of its deformation on the sealing effect due to the action of external force.
The arrangement of the inserting ring plate 31 is convenient for being matched with the annular groove 213 and the sealing ring 24 to enable the connecting pipe 21 and the pipeline 3 to be stably connected, and the arrangement of the connecting plate 32 is convenient for being stably installed in the groove 212 under the action of the lifting ring plate 22, so that convenience is brought to the quick assembly and disassembly of the pipeline 3 and the connecting pipe 21.
When the lifting ring plate 22 is used, firstly, the lifting ring plate 22 is sleeved on the connecting pipe 21 and is connected with the supporting plate 211 through the spring 222, then, the filter device 23 and the sealing ring 24 are installed on the connecting pipe 21, when the pipeline 3 and the connecting pipe 21 are connected, firstly, the lifting ring plate 22 is pressed downwards through external force, then, the inserting ring plate 31 is inserted into the annular groove 213, meanwhile, the connecting plate 32 is inserted into the groove 212, and finally, the lifting ring plate 22 is loosened, and the spring 222 is used for lifting and extruding the connecting plate 32.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A dry vacuum pump sealing structure includes a vacuum pump (1), and is characterized in that: the front end of vacuum pump (1) is provided with seal structure (2) and pipeline (3), pipeline (3) are located seal structure (2) top, seal structure (2) are including connecting pipe (21), lift crown plate (22), filter element (23) and sealing ring (24), connecting pipe (21) are connected with vacuum pump (1), lift crown plate (22) cover is established on connecting pipe (21), filter element (23) and sealing ring (24) are located the upper end of connecting pipe (21).
2. The sealing structure of a dry vacuum pump according to claim 1, wherein an annular groove (213) is vertically formed in an upper end surface of the connecting pipe (21), an annular clamping groove (2131) is formed in an inner side surface of the annular groove (213), an annular bracket is formed in an upper end of an inner side surface of the connecting pipe (21), a plurality of grooves (212) are formed in an upper end of an outer side surface of the connecting pipe (21) along a height direction of the connecting pipe, the grooves (212) are uniformly distributed along a circumferential direction of the connecting pipe (21), a buckling groove (2121) is formed in an inner side surface of the groove (212), and a supporting plate (211) is fixedly connected to the connecting pipe (21) below the groove (212).
3. The sealing structure of a dry vacuum pump according to claim 2, wherein the lower side of the lifting ring plate (22) is provided with an annular slot (221), a spring (222) is disposed at the position of the annular slot (221), and the upper end of the spring (222) is connected with the lifting ring plate (22) while the lower end is connected with the supporting plate (211).
4. The sealing structure of the dry vacuum pump according to claim 3, wherein the filter element (23) is a cylindrical structure, the inner bottom surface of the filter element (23) is vertically provided with a plurality of filter holes (231), the upper end of the filter element (23) is fixedly connected with an annular plate (232), the filter element (23) is arranged at the inner upper end of the connecting pipe (21), and the annular plate (232) is arranged in an annular bracket.
5. A dry vacuum pump sealing structure according to claim 4, characterized in that the sealing ring (24) is mounted in a ring groove (2131), the sealing ring (24) being made of hydrogel sealant.
6. The sealing structure of the dry vacuum pump according to claim 5, wherein a plug-in annular plate (31) and a plurality of connecting plates (32) are fixedly connected to the lower end of the pipeline (3), the connecting plates (32) are uniformly distributed along the circumferential direction of the pipeline (3), the plug-in annular plate (31) is located in the middle of the inner side of the connecting plate (32), a clamping column (321) is fixedly connected to the inner side of the connecting plate (32), the plug-in annular plate (31) is inserted into the annular groove (213), and the connecting plate (32) is inserted into the groove (212) and located in the lifting annular plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121613018.0U CN216157852U (en) | 2021-07-15 | 2021-07-15 | Dry vacuum pump sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121613018.0U CN216157852U (en) | 2021-07-15 | 2021-07-15 | Dry vacuum pump sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216157852U true CN216157852U (en) | 2022-04-01 |
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ID=80836319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121613018.0U Active CN216157852U (en) | 2021-07-15 | 2021-07-15 | Dry vacuum pump sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216157852U (en) |
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2021
- 2021-07-15 CN CN202121613018.0U patent/CN216157852U/en active Active
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