CN218752428U

CN218752428U - Tank sealing device

Info

Publication number: CN218752428U
Application number: CN202222055768.1U
Authority: CN
Inventors: 张景磊
Original assignee: Tianjin Getes Testing Equipment Technology Development Co ltd
Current assignee: Tianjin Getes Testing Equipment Technology Development Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-03-28
Anticipated expiration: 2032-08-05

Abstract

The utility model relates to the technical field of product sealing, and discloses a tank body sealing device, which comprises a fixed seat, a lower packaging head and an upper packaging head; the fixed seat is matched with the tank body in size; the lower packaging head is fixedly connected with the inner wall of the bottom end of the fixing seat, and comprises a top piece, a sealing ring, a top core and a first protective sleeve. The utility model discloses a lower encapsulation head and the cooperation of last encapsulation head are with the sealed tank body, the head piece of lower encapsulation head can be deepened to the internal jar, the peripheral ring at the head piece is equipped with the sealing washer, when annotating liquid to the jar internal through first through-hole and third through-hole, liquid can compress tightly the radial of sealing washer with the sealed tank body end opening through the second through-hole, the top ring of first protective sheath is equipped with sealed the pad, and can follow the ejector core and reciprocate, along the tight sealed tank body end opening of axial compression under the effect of external force, go up the top opening of the tight sealed tank body of encapsulation head pressfitting, the problem of adopting purpose-built sealed tank mouth weeping of rubber pad among the prior art has been solved.

Description

Tank sealing device

Technical Field

The utility model relates to a product sealing technical field specifically is a jar body sealing device.

Background

In industrial production and daily life, liquid is often poured into a tank body to verify the tightness of the tank body, a top opening and a bottom opening are formed in two ends of the conventional tank body, one opening needs to be blocked during a test, liquid is filled into the tank body through the other opening, and at present, a specially-made rubber pad is adopted for sealing the liquid filling opening and filling the liquid into the tank body.

However, when a special rubber gasket is used for sealing, the phenomena of poor sealing performance and liquid leakage exist, and secondly, the operation is inconvenient during sealing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a jar body sealing device has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a tank sealing device comprises a fixed seat, a lower packaging head and an upper packaging head;

the fixed seat is matched with the tank body in size;

the lower packaging head is fixedly connected with the inner wall of the bottom end of the fixing seat, the lower packaging head comprises a top piece, a sealing ring, a top core and a first protective sleeve, the top piece is inserted into the bottom opening of the tank body, the bottom side of the top piece is connected with the top core, the first protective sleeve is sleeved on the outer side of the top core, a sealing gasket is annularly arranged at the top end of the first protective sleeve, a first through hole is vertically formed in the middle of the upper surface of the top piece in a penetrating mode, a second through hole is horizontally formed in the inner wall of the two sides of the first through hole in a penetrating mode, the sealing ring is annularly arranged on the second through hole, a third through hole is vertically formed in the middle of the upper surface of the top core in a penetrating mode, the third through hole is communicated with the first through hole, and an outer sleeve is arranged on the outer side of the top core;

go up encapsulation head and the top inner wall fixed connection of fixing base, go up the encapsulation head and insert the top mouth to the jar body.

As an alternative scheme of this application technical scheme, the top threaded connection of overcoat has the end cover, the inside of top core insertion to the overcoat, first protective sheath and overcoat sliding connection.

As an optional scheme of the technical scheme, the jacking piece protrudes out of the end face of the end cover, the second through hole of the jacking piece is higher than the end face of the end cover, and the jacking core is in threaded connection with the jacking piece.

As an alternative of the technical solution of the present application, the upper package head includes: back lid and cover core, back lid and cover core threaded connection, the outside cover of cover core is equipped with the second protective sheath, the bottom threaded connection of back lid has the protecgulum, cover core and second protective sheath run through the protecgulum, the size of protecgulum and second protective sheath cooperatees.

As an alternative of this application technical scheme, the head of sealing core and top piece periphery all are equipped with the sealing washer, the laminating of the inner wall of sealing washer and jar body.

Compared with the prior art, the beneficial effects of the utility model are as follows, cooperation through lower encapsulation head and last encapsulation head is with the sealed tank body, the ejecting of lower encapsulation head can be deepened to the internal jar, be equipped with the sealing washer at the peripheral ring of ejecting, when annotating the liquid to the internal notes of jar through first through-hole and third through-hole, liquid can compress tightly the radial of sealing washer with the sealed tank body end opening through the second through-hole, the top ring of first protective sheath is equipped with sealed the pad, and can follow the apical core and reciprocate, along the tight sealed tank body end opening of axial compression under the effect of external force, go up the apical opening of the tight sealed tank body of encapsulation head compaction, the problem of adopting purpose-built rubber pad to come the sealed tank mouth weeping among the prior art has been solved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a tank sealing device according to the present invention;

FIG. 2 is a cross-sectional view of the lower package head of FIG. 1;

fig. 3 is a cross-sectional view of the upper potting head of fig. 1.

In the figure: 100. a fixed seat; 200. a lower package head; 210. a jacket; 220. an end cap; 230. A top piece; 231. a first through hole; 232. a second through hole; 240. a seal ring; 250. a gasket; 260. a first protective sheath; 270. a core; 271. a third through hole; 280. a lower air inlet; 300. An upper package head; 310. a rear cover; 320. a front cover; 330. sealing the core; 340. a second protective cover; 400. and (5) a tank body.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution: comprises a fixed seat 100, a lower packaging head 200 and an upper packaging head 300.

The fixing base 100 is provided with a containing cavity for containing the tank body and is used for fixing the tank body 400;

and a lower sealing head 200 located below the accommodating chamber and fixedly connected to the fixing base 100, wherein one end of the lower sealing head 200 can penetrate into the tank 400 to seal the bottom opening of the tank 400. The lower packaging head 200 comprises a top member 230 capable of penetrating into the tank 400, a sealing ring 240 annularly arranged on the periphery of the top member 230, a top core 270 connected with the top member 230, and a first protective sleeve 260 and a shell which are sequentially sleeved on the periphery of the top core 270. The top end of the first protection sleeve 260 is provided with a sealing gasket 250 in a ring shape and can move up and down along the top core 270 to seal the bottom opening of the can 400 in an axial direction. The top member 230 has a first through hole 231, a first external thread structure at the tail of the top member 230, and a top head with an outer periphery protruding out of the first external thread structure, the top head is provided with a second through hole 232 along the radial direction, and the sealing ring 240 is annularly arranged on the second through hole 232 to seal the bottom opening of the can 400 along the radial direction. The top core 270 has a third through hole 271 penetrating through the top core 270 and communicating with the first through hole 231, and liquid is injected into the tank 400 through the first through hole 231 and the third through hole 271;

the upper sealing head 300 is located above the accommodating cavity and fixedly connected to the fixing base 100, and can penetrate into the tank 400 to seal the top opening of the tank 400.

In this embodiment, the housing has a casing 210, and the end cap 220 screwed to the casing 210 has a through hole for the core 270 to pass through, and a first receiving cavity and a second receiving cavity for the core 270 and the first protective sheath 260 to be placed in. The peripheral surface of the second accommodating cavity protrudes out of the peripheral surface of the first accommodating cavity, and a first groove is formed in the periphery of the first protecting sleeve 260 in a spaced ring mode and used for accommodating an O-shaped ring. The first protective cover 260 has a first outer flange wall formed on the outer circumference thereof to be movable up and down in the second receiving chamber.

In this embodiment, the outer casing 210 has a second external thread structure, the end cap 220 has a second internal thread structure in threaded connection with the second external thread structure and a second through hole for the top core 270 to pass through, the top member 230 protrudes from the end face of the end cap 220, and the second through hole 232 on the top member 230 is higher than the end face of the end cap 220. The end cap 220 and the outer sleeve 210 are screwed to limit the first protective sleeve 260, and the top core 270 has a first internal thread structure screwed with the first external thread structure, so as to fixedly mount the top member 230 on the top core 270.

In this embodiment, the upper package head includes: the back lid 310 has the third and holds the chamber, and the periphery is equipped with the last gas inlet in order to run through the third and hold the chamber, is equipped with third external screw thread structure on the back lid 310, and the top that the chamber was held to the third is equipped with fourth internal thread structure. The core seal 330 has a fourth external thread structure passing through the third accommodating cavity and being in threaded connection with the fourth internal thread structure. The second protection sleeve 340 has a second outer flange wall protruding out of the periphery of the second protection sleeve 340, and the second protection sleeve 340 is sleeved on the sealing core 330 and penetrates through the third accommodating cavity, and can move up and down along the third accommodating cavity. The front cover 320 has a third through hole for the sealing core 330 and the second protecting sleeve 340 to pass through, and the inner wall of the front cover 320 is provided with a third internal thread structure in threaded connection with the third external thread structure to limit the second protecting sleeve 340. The upper air inlet is communicated with an air source, the second protective sleeve 340 moves downwards to compress the tank body 400 under the action of the air pressure, an O-shaped ring is installed on the end face of the second protective sleeve 340, and the O-shaped ring plays a role in sealing when the second protective sleeve 340 compresses the tank body 400. The second protective sleeve 340 is limited after the front cover 320 is in threaded connection with the rear cover 310

In this embodiment, the head of the sealing core 330 is provided with a communication hole for communicating the outside with the can 400, a sealing ring 240 is provided around the communication hole, and when the head of the sealing core 330 is inserted into the can 400, the sealing ring 240 is tightly sealed by the pressure inside the can 400 at the top of the can 400.

When the can body sealing device is used, the can body seals the can body 400 through the matching of the lower packaging head 200 and the upper packaging head 300, the top piece 230 of the lower packaging head 200 can penetrate into the can body 400, the sealing ring 240 is arranged on the periphery of the top piece 230 in a surrounding mode, when liquid is injected into the can body 400 through the first through hole 231 and the third through hole 271, the liquid can press the sealing ring 240 through the second through hole 232 to seal the radial direction of the bottom opening of the can body 400, the sealing gasket 250 is arranged on the top end of the first protective sleeve 260 in a surrounding mode and can move up and down along the top core 270, the bottom opening of the can body 400 is pressed and sealed in an axial direction under the action of external force, and the upper packaging head 300 presses and seals the top opening of the can body 400, so that the problem that a special rubber gasket is adopted to seal the leakage of the can opening in the prior art is solved.

Claims

1. The tank body sealing device is characterized by comprising a fixed seat (100), a lower packaging head (200) and an upper packaging head (300);

the fixed seat (100) is matched with the tank body (400) in size;

the lower packaging head (200) is fixedly connected with the inner wall of the bottom end of the fixed seat (100), the lower packaging head (200) comprises a top piece (230), a sealing ring (240), a top core (270) and a first protective sleeve (260), the top piece (230) is inserted into the bottom opening of the tank body (400), the bottom side of the top piece (230) is connected with the top core (270), the first protective sleeve (260) is sleeved on the outer side of the top core (270), a sealing gasket (250) is annularly arranged at the top end of the first protective sleeve (260), a first through hole (231) is vertically formed in the middle of the upper surface of the top piece (230) in a penetrating mode, second through holes (232) are horizontally formed in the inner walls of the two sides of the first through hole (231) in a penetrating mode, the sealing ring (240) is annularly arranged on the second through holes (232), a third through hole (271) is vertically formed in the middle of the upper surface of the top core (270) in a penetrating mode, the third through hole (271) is communicated with the first through hole (231), and an outer sleeve (210) is arranged on the outer side of the top core (270);

the upper packaging head (300) is fixedly connected with the inner wall of the top end of the fixing seat (100), and the upper packaging head (300) is inserted into a top opening of the tank body (400).

2. The can body sealing device of claim 1, wherein: the top end of the outer sleeve (210) is connected with an end cover (220) in a threaded mode, the top core (270) is inserted into the inner portion of the outer sleeve (210), and the first protection sleeve (260) is connected with the outer sleeve (210) in a sliding mode.

3. The can body sealing device of claim 1, wherein: the top piece (230) protrudes out of the end face of the end cover (220), the second through hole (232) of the top piece (230) is higher than the end face of the end cover (220), and the top core (270) is in threaded connection with the top piece (230).

4. The can body sealing device of claim 1, wherein: the upper package head (300) includes: back lid (310) and cover core (330), back lid (310) and cover core (330) threaded connection, the outside cover of cover core (330) is equipped with second protective sheath (340), the bottom threaded connection of back lid (310) has protecgulum (320), front cover (320) is run through in cover core (330) and second protective sheath (340), protecgulum (320) cooperatees with the size of second protective sheath (340).

5. The can body sealing device of claim 4, wherein: the head of the seal core (330) and the periphery of the top piece (230) are both provided with a seal ring (240), and the seal ring (240) is attached to the inner wall of the tank body (400).