CN211576481U

CN211576481U - Container barrel air tightness test device

Info

Publication number: CN211576481U
Application number: CN202020259190.XU
Authority: CN
Inventors: 余林良; 金涌; 张纪明; 叶飞荣
Original assignee: Shanghai Gold Flow Maoye Fluid Technology Co ltd
Current assignee: Shanghai Gold Flow Maoye Fluid Technology Co ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-09-25
Anticipated expiration: 2030-03-05

Abstract

The utility model discloses a container barrel air tightness test device, which comprises a base, an air bag upper gland, a rubber air bag and an air bag lower gland, wherein a test air source port with a tubular through shape is arranged on the base, the air bag lower gland is sleeved and buckled at the bottom end of the test air source port, the air bag upper gland is buckled at the bottom end of the base, the rubber air bag is arranged between the base and the air bag upper gland in a pressing way, the rubber air bag is sleeved and buckled at the outer surface of the test air source port, the bottom end of the rubber air bag is arranged at the top end surface of the air bag lower gland, the outer surface of the test air source port is also sleeved and buckled with a movable supporting disk, the movable supporting disk is arranged in the rubber air bag, and the bottom end of the movable supporting disk is buckled and connected with the air bag lower gland, the utility model is internally provided with two, the testing device is simple and reliable, low in cost and convenient to popularize.

Description

Container barrel air tightness test device

Technical Field

The utility model relates to an air-tight test field specifically is a collection dress bucket air-tight test device.

Background

The container is a square container in middle-sized bulk, the capacity is about 1 cubic meter, and has a double-layer structure, the inner container is formed by blow molding of high-density polyethylene material, the outer sheath is a grid welded by galvanized steel pipes, the appearance size is designed according to ISO standard container, and the container is widely applied to industries of chemical industry, medicine, food, coating, grease and the like, is suitable for containing and transporting dangerous goods of II and III packaging types and non-dangerous goods, but is used as a transportation, storage and packaging container, hidden cracks of the container body and sealing abrasion or untight closing of a hidden discharge valve and the like frequently occur during repeated recycling use. Therefore, the air tightness detection is needed in the recycling process of the packaging barrel, so that the materials are safe, reliable and free of leakage in the transportation and storage processes in the recycling process.

However, the existing container air tightness test device has the following defects:

1. the existing container air tightness test device is difficult to carry out density side-looking on container barrels with different sizes, and the existing container barrel air tightness test device is inconvenient to operate.

2. The existing air tightness test device for the container barrel is complex in structure and high in production cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collection dress bucket air-tight test device to current collection dress bucket air-tight test device in solving above-mentioned background art is difficult to carry out density to the not unidimensional collection dress bucket and looks sideways at, and current collection dress bucket air-tight test device operation is got up very inconveniently moreover, current collection dress bucket air-tight test device, and the structure is complicated, the higher problem of manufacturing cost.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a collection dress bucket gas tightness test device, gland, rubber gasbag and gasbag are pressed down on base, gasbag, set up the test air source mouth that the tubulose link up on the base, gland cover buckle is installed in test air source mouth bottom under the gasbag, gland on the gasbag is installed to base bottom buckle, press fit between the gland installs rubber gasbag on base and the gasbag, rubber gasbag cover buckle is in test air source mouth surface, the rubber gasbag bottom is located the gasbag and presses down the gland top surface, test air source mouth surface still overlaps the buckle and installs the movable supporting disk, the movable supporting disk is located rubber gasbag, and the buckle is connected between gland under movable supporting disk bottom and the gasbag.

Preferably, the spring positioning disc is installed to test air source mouth surface cover knot, all install the spring between gland and the movable supporting disk on spring positioning disc and the gasbag, through the spring of equal rotatory installation between gland and the movable supporting disk on spring positioning disc and the gasbag, just do benefit to and all be in the exhaust state when test air source mouth and sealed air source mouth, the rubber gasbag is at self contraction and the spring action down extension, subducts rubber gasbag diameter to make rubber gasbag diameter diminish, can conveniently get into in the opening of collection dress bucket.

Preferably, sealed air supply mouth has been seted up on base top surface, communicate each other between sealed air supply mouth and the rubber gasbag is inside, through with the inside sealed air supply mouth that communicates each other between the rubber gasbag, conveniently annotate the exhaust body and make rubber gasbag inflation and contraction, satisfy the experiment demand.

Preferably, base bottom surface bonding has sealed cushion, through base bottom surface bonding's sealed cushion, conveniently does benefit to the driving fit that improves between base and the collection dress bucket contact surface that detects the usefulness, improves its sealed effect.

Preferably, the rubber pad clamping ring is installed to sealed cushion bottom buckle, and through the rubber pad clamping ring of sealed cushion bottom buckle installation, gap between base and the collection dress bucket contact surface that detects the usefulness is further filled to usable rubber pad clamping ring, improves its inseparable laminating effect, avoids gas leakage to improve experimental accuracy.

The utility model provides a collection dress bucket air-tight test device possesses following beneficial effect:

(1) the utility model discloses a with the inside sealed air supply mouth that communicates each other between the rubber gasbag, conveniently annotate the exhaust body and make rubber gasbag inflation shrinkage, satisfy the experiment demand, the rubber gasbag inflation volume under the different pressures is different to the sealed demand of different container bucket internal orifices is satisfied to usable adjustment rubber gasbag internal gas pressure.

(2) The utility model discloses a base bottom surface bonding's sealed cushion, the driving fit between the collection dress bucket contact surface of just doing benefit to improvement base and detection usefulness improves its sealed effect, and through the rubber pad clamping ring of sealed cushion bottom buckle installation, gap between the collection dress bucket contact surface of base and detection usefulness is further filled to usable rubber pad clamping ring improves its inseparable laminating effect, avoids gaseous revealing to improve experimental accuracy.

(3) The utility model uses the rubber material as the compensatable sealing device, and uses the inflation expansion of the rubber air bag to fill the inner opening of the barrel with possible size difference from inside to outside to form the first sealing; meanwhile, the rubber air bag expands in the barrel opening to enable the rubber sealing gasket to further compress the outer opening of the barrel to form a second seal.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the rubber bladder according to the present invention;

FIG. 3 is a schematic view of the expansion of the rubber bladder of the present invention;

fig. 4 is a schematic diagram of the air tightness test of the rubber air bag after being filled in.

In the figure: 1. testing the gas source port; 2. a base; 3. sealing the rubber pad; 4. pressing a ring by a rubber pad; 5. pressing a cover on the air bag; 6. a spring; 7. a rubber air bag; 8. a spring positioning plate; 9. a movable support plate; 10. an air bag lower gland; 11. sealing the gas source port; p1, sealed air source; p2, test gas source.

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, the utility model provides a technical solution: gland 5, rubber gasbag 7 and gasbag lower gland 10 on base 2, the test air supply mouth 1 that the tubulose link up has been seted up on the base 2, gland 10 overlap buckle is installed in test air supply mouth 1 bottom under the gasbag, gland 5 on the gasbag is installed to 2 bottom buckles of base, rubber gasbag 7 is installed to the pressfitting between gland 5 on base 2 and the gasbag, 7 buckles of rubber gasbag are in 1 surface of test air supply mouth, 7 bottoms of rubber gasbag are located 10 top surfaces of gasbag lower gland, the movable supporting disk 9 is still installed to the cover buckle of 1 surface of test air supply mouth, movable supporting disk 9 is located rubber gasbag 7, and is connected between movable supporting disk 9 bottom and the gasbag lower gland 10 buckle.

The spring positioning disk 8 is installed to 1 surperficial overlap of test air supply mouth, all install spring 6 between gland 5 and the movable supporting disk 9 on spring positioning disk 8 and the gasbag, through spring 6 of equal rotatory installation between gland 5 and the movable supporting disk 9 on spring positioning disk 8 and the gasbag, be favorable to all being in the exhaust state when test air supply mouth 1 and sealed air supply mouth 11, rubber air bag 7 extends under self shrink and spring 6 effect, subduct rubber air bag 7 diameter, thereby make rubber air bag 7 diameter diminish, can conveniently get into in the opening of collection dress bucket.

Sealed air supply mouth 11 has been seted up on 2 top surfaces of base, intercommunication each other between sealed air supply mouth 11 and the rubber gasbag 7 is inside, through with the sealed air supply mouth 11 of intercommunication each other between the rubber gasbag 7 is inside, conveniently annotate the exhaust body and make rubber gasbag 7 inflation and contraction, satisfy the experiment demand.

2 bottom surface bonding of base has sealed cushion 3, through 2 bottom surface bonding's of base sealed cushion 3, and the adaptation between the collection dress bucket contact surface that is convenient for improve base 2 and detects the usefulness improves its sealed effect.

Rubber pad clamping ring 4 is installed to 3 bottom buckles of sealed cushion, and through the rubber pad clamping ring 4 of 3 bottom buckles of sealed cushion installation, gap between base 2 and the collection dress bucket contact surface of detection usefulness is further filled to usable rubber pad clamping ring 4, improves its inseparable laminating effect, avoids gaseous revealing to improve experimental accuracy.

It should be noted that, as shown in fig. 2-4, during operation, the testing air source and the sealing air source are in a closed state, the testing air source port 1 and the sealing air source port 11 are both in an exhaust state, the rubber air bag 7 extends under the action of self-contraction and the spring 8, the diameter thereof becomes smaller so as to conveniently enter the opening of the container, when the device completely enters the container through the container port, the sealing air source valve PV-101 is opened, the air enters the rubber air bag 7, the rubber air bag 7 expands around the spring positioning disk 8 as the center, and simultaneously drives the movable supporting disk 9 and the air bag lower gland 10 to contract towards the positioning disk, when the sealing air source reaches a set value, the rubber air bag 7 expands to a maximum value, at this time, the rubber air bag 7 completely closes the inner port of the container to form a first seal, and pulls the whole device downwards, impel sealing rubber pad 3 to tightly push down the outer edge of collection dress bucket opening, thereby form the second and seal, open test air supply valve PV-201 this moment, let test gas pass through test air supply mouth 1 from test air supply department and get into in the collection dress bucket, begin test work, keep sealed air supply P1's pressure to be greater than the pressure P2 of test air supply, the air supply can be low-pressure air or nitrogen gas, whether there is visible bubble through artifical observation after scribbling soap liquid on collection dress bucket surface and drain hole, also can utilize manometer or pressure transmitter to continuously observe or record the decline degree of collection dress bucket internal pressure in a period and judge whether there is the problem of revealing in the bucket, detection pressure also can use electronic equipment, reduce artifical consumption.

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.

Claims

1. The utility model provides a collection dress bucket air-tightness test device, includes gland (10) under base (2), the gasbag gland (5), rubber gasbag (7) and the gasbag, its characterized in that: offer test air supply mouth (1) that the tubulose link up on base (2), gland (10) latch closure is installed in test air supply mouth (1) bottom under the gasbag, gland (5) on the gasbag are installed to base (2) bottom buckle, rubber gasbag (7) are installed to pressfitting between gland (5) on base (2) and the gasbag, rubber gasbag (7) latch closure is in test air supply mouth (1) surface, gland (10) top surface under rubber gasbag (7) bottom is located the gasbag, movable supporting disk (9) are installed to test air supply mouth (1) surface still latch closure, movable supporting disk (9) are located rubber gasbag (7), and under movable supporting disk (9) bottom and the gasbag between gland (10) the buckle be connected.

2. The container barrel airtightness testing device according to claim 1, wherein: the surface of the test air source port (1) is sleeved and buckled with a spring positioning disc (8), and springs (6) are arranged between the spring positioning disc (8) and the air bag upper gland (5) and the movable supporting disc (9).

3. The container barrel airtightness testing device according to claim 1, wherein: the rubber air bag sealing device is characterized in that a sealing air source port (11) is formed in the top end surface of the base (2), and the sealing air source port (11) is communicated with the inside of the rubber air bag (7).

4. The container barrel airtightness testing device according to claim 1, wherein: and a sealing rubber gasket (3) is bonded on the bottom end surface of the base (2).

5. The container barrel airtightness testing device according to claim 4, wherein: and a rubber pad pressing ring (4) is arranged at the bottom end of the sealing rubber pad (3) in a buckling mode.