Sealing structure of end opening of aerosol can
Technical Field
The utility model relates to a relevant technical field of aerosol canister specifically is an aerosol canister port seal structure.
Background
Aerosol canister wide use is in people's daily life, is a pressure vessel who often uses in the production and life, and aerosol canister comprises tank deck, jar body, tank bottoms, and the aerosol canister top cap adopts mostly to carry out fixed connection with aerosol canister hot pressing mode at present to do not carry out effectual inside and outside sealed processing, leak very easily when the follow-up operation, the security is not good.
The prior art has the following defects: at present, the aerosol can top cover is mostly fixedly connected with the aerosol can in a hot-pressing mode, and effective internal and external sealing treatment is not carried out, so that the subsequent leakage condition of the aerosol can is very easy to appear, the use safety of the aerosol can is reduced, and meanwhile, the existing aerosol can top cover is complex in whole installation, troublesome in subsequent disassembly and poor in use effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an aerosol canister port seal structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an aerial fog can end opening seal structure, includes a jar body, top cap, built-in seal assembly, external seal assembly and locating component, the top cap assembly is at jar internal top, built-in seal assembly assembles on jar internal wall top, external seal assembly assembles on jar body top port department, locating component installs between top cap, jar body.
As a further preferred of this technical scheme, external seal subassembly includes external annular, external girth inlays to be established in jar body upper surface port department, external girth closure is installed in top cap lower surface edge, and external girth correspondence alternates to external annular in.
As a further preferred aspect of the present technical solution, the external ring strip is disposed in cooperation with the external ring groove, and a contact position of the external ring strip and the external ring groove is subjected to sealing treatment.
As a further preferred of this technical scheme, built-in seal assembly is including strengthening the lantern ring, extending the lantern ring, built-in annular and built-in girth, strengthen lantern ring body welding on jar internal wall top, built-in girth is seted up at the middle part of strengthening lantern ring upper surface, it is inboard at the external girth to extend lantern ring locking and install at the top cap lower surface and be located external girth, and extends the lantern ring and correspond sealed extending to the jar internal with strengthen the lantern ring laminating, built-in girth locking is installed at the extension lantern ring lower surface, and built-in girth correspondence alternates to built-in annular.
As a further preferred aspect of the present technical solution, the built-in ring strip and the built-in ring groove are provided in a matching manner, and a contact position of the built-in ring strip and the built-in ring groove is subjected to sealing treatment.
As this technical scheme's further preferred, locating component includes admission line, control valve, four group's preformed grooves, reserve pipeline, locating piece, multiunit positioning spring and multiunit constant head tank, admission line wears to establish at the top cap outer wall, control valve installs at admission line end department, preformed groove evenly distributed is around extending lantern ring outer wall, reserve the pipeline and wear to establish at preformed groove inner center department, and reserve the pipeline and pass through pipeline and admission line intercommunication, locating piece sliding assembly is in the preformed groove, positioning spring is the rectangular distribution at the locating piece back, and positioning spring top and the laminating contact of preformed groove inner wall, the constant head tank is evenly seted up around jar internal wall top, and the supporting block of locating piece is in the constant head tank.
The utility model provides an aerosol canister port seal structure possesses following beneficial effect:
(1) The utility model discloses a be equipped with external seal assembly, the top cap drives external ring strip and corresponds sealed block in the built-in annular that alternates to jar body upper surface, realized to the top cap, the external seal operation of jar body coupling, the leakproofness of top cap with jar body coupling has been promoted, avoid appearing the situation of leaking, and under built-in seal assembly's assistance, extend the lantern ring through the top cap drive alternate to jar internal top and with extend lantern ring laminating contact, the inside seal to top cap and jar body coupling department has been realized, simultaneously under the matching of built-in ring strip and built-in annular, can be to extending the lantern ring, strengthen the lantern ring and strengthen sealedly.
(2) The utility model discloses a be equipped with locating component, positioning spring promotes the locating piece and removes in the reservation tank, promote locating piece block to the constant head tank in, realize the inside block encapsulation to the closing cap, avoid the unexpected situation that drops to appear in the closing cap, and overall stability is high, it is fixed to need not to carry out outside pressurization, when follow-up needs are dismantled the top cap, take out the gas in the reservation tank through reserve pipe, make the reservation tank form the negative pressure state, the linkage locating piece contracts in the reservation tank, order about the locating piece and deviate from the constant head tank, make the top cap can freely dismantle.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection between the top cover and the tank body of the present invention;
FIG. 3 is a schematic view of a tank structure of the present invention;
FIG. 4 is a schematic view of the top cover structure of the present invention;
FIG. 5 is a schematic structural view of the built-in sealing assembly of the present invention;
fig. 6 is a schematic structural view of the positioning assembly of the present invention.
In the figure: 1. a tank body; 2. a top cover; 3. an external ring groove; 4. an external ring strip; 5. a reinforcing collar; 6. an extension collar; 7. a ring groove is arranged inside; 8. a ring strip is arranged inside; 9. an air intake duct; 10. a control valve; 11. reserving a groove; 12. reserving a pipeline; 13. positioning a block; 14. a positioning spring; 15. and (7) positioning a groove.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-6, the utility model provides a technical scheme: the utility model provides an aerosol canister port seal structure, includes jar body 1, top cap 2, built-in seal subassembly, external seal subassembly and locating component, top cap 2 assembles on jar internal 1 top, built-in seal subassembly assembles on jar 1 inner wall top of body, external seal subassembly assembles at jar 1 top port department, locating component installs between top cap 2, jar body 1.
In this embodiment, specifically: external seal assembly includes external annular 3, external ring 4, external annular 3 inlays and establishes at 1 upper surface port department of jar body, external ring 4 closure is installed in 2 lower surface edges of top cap, and external ring 4 corresponds and alternates to external annular 3 in, top cap 2 drives external ring 4 and corresponds and alternates to the sealed block in the built-in annular 7 of jar body 1 upper surface, has realized the outside seal operation of connecting to top cap 2, jar body 1, has promoted the leakproofness that top cap 2 and jar body 1 are connected.
In this embodiment, specifically: the external ring strip 4 is matched with the external ring groove 3, and the contact position of the external ring strip 4 and the external ring groove 3 is subjected to sealing treatment.
In this embodiment, specifically: built-in seal assembly is including strengthening the lantern ring 5, extending the lantern ring 6, built-in annular 7 and built-in ring strip 8, strengthen 5 integrative welding of lantern ring on the 1 inner wall top of the jar body, built-in annular 7 is seted up at strengthening lantern ring 5 upper surface middle part, it installs at 2 lower surfaces of top cap and is located external ring strip 4 inboardly to extend 6 lockings of the lantern ring, and extends lantern ring 6 and correspond sealed extension to jar 1 in with strengthen 5 laminatings of the lantern ring, built-in ring strip 8 lockings is installed at the 6 lower surfaces of extension lantern ring, and built-in ring strip 8 corresponds and alternates to built-in annular 7, extends lantern ring 6 and drives through top cap 2 and alternates to jar 1 interior top and contact with extending 6 laminatings of the lantern ring, has realized the internal seal to the junction of top cap 2 and jar body 1.
In this embodiment, specifically: the built-in ring strip 8 is matched with the built-in ring groove 7, and the contact position of the built-in ring strip 8 and the built-in ring groove 7 is subjected to sealing treatment.
In this embodiment, specifically: the positioning assembly comprises an air inlet pipeline 9, a control valve 10, four groups of preformed grooves 11, preformed pipes 12, positioning blocks 13, a plurality of groups of positioning springs 14 and a plurality of groups of positioning grooves 15, the air inlet pipeline 9 penetrates through the outer wall of the top cover 2, the control valve 10 is installed at the end of the air inlet pipeline 9, the preformed grooves 11 are evenly distributed on the periphery of the outer wall of the extension lantern ring 6, the preformed pipes 12 penetrate through the center of the preformed grooves 11, the preformed pipes 12 are communicated with the air inlet pipeline 9 through pipelines, the positioning blocks 13 are assembled in the preformed grooves 11 in a sliding mode, the positioning springs 14 are distributed on the back of the positioning blocks 13 in a rectangular mode, the top ends of the positioning springs 14 are in fit contact with the inner wall of the preformed grooves 11, the positioning grooves 15 are evenly formed in the periphery of the top end of the inner wall of the tank body 1, the positioning blocks 13 are clamped in the positioning grooves 15, the positioning springs 14 push the positioning blocks 13 to move in the preformed grooves 11, the positioning blocks 13 are clamped in the positioning grooves 15, the sealing cover is clamped mode, the sealing is achieved, the sealing cover is prevented from falling off accidentally, overall stability is high, and external pressurization fixing is not needed.
The working principle is that when the sealing device is used, the top cover 2 is arranged close to the top of the tank body 1, then the top cover 2 correspondingly extends into the tank body 1, sealing treatment on the top of the tank body 1 is realized, the external sealing assembly is arranged, when the top cover 2 is assembled with the tank body 1, the top cover 2 drives the external ring strip 4 to correspondingly penetrate into the internal ring groove 7 on the upper surface of the tank body 1 for sealing and clamping, external sealing operation on connection of the top cover 2 and the tank body 1 is realized, the sealing performance of connection of the top cover 2 and the tank body 1 is improved, the leakage condition is avoided, under the assistance of the internal sealing assembly, the extension ring 6 is driven by the top cover 2 to penetrate to the top end in the tank body 1 and is in contact with the extension ring 6, internal sealing on the connection part of the top cover 2 and the tank body 1 is realized, and under the matching of the internal ring strip 8 and the internal ring groove 7, the extension ring 6 and the reinforcement ring 5 can be sealed, the sealing effect of the connection of the top cover 2 and the tank body 1 is further improved, through the arrangement of the positioning assembly, after the top cover 2 is assembled in the tank body 1, the top cover is pushed by the positioning spring 14, the linkage positioning block 13 moves in the preformed groove 11, the positioning block 13 is pushed to be clamped into the positioning groove 15, the sealing cover is clamped and packaged in the interior, the situation that the sealing cover falls off accidentally is avoided, the overall stability is high, external pressurization fixing is not needed, when the top cover 2 needs to be disassembled subsequently, the air inlet pipeline 9 is contacted with an external air source for suction work, the air in the preformed groove 11 is extracted out through the preformed pipeline 12, a negative pressure state is formed in the preformed groove 11, the linkage positioning block 13 contracts in the preformed groove 11, the positioning block 13 is driven to be separated from the positioning groove 15, the top cover 2 can be disassembled freely, and the disassembly and the assembly is convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.