CN217815595U

CN217815595U - Device for sealing test

Info

Publication number: CN217815595U
Application number: CN202221100136.6U
Authority: CN
Inventors: 沈明军
Original assignee: Hunan Institute Of Commodity Quality Inspection
Current assignee: Hunan Institute Of Commodity Quality Inspection
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-11-15
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a device for sealing test, including sealing joint and magnetic spanner, the outer joint of the supplementary sealing joint of magnetic spanner and the dismouting of inner joint, magnetic spanner include magnetite and spanner, and the magnetite nestification is on the spanner, and the spanner bends once more after extending certain length to the magnetite lateral bending and forms a concave type, then extends certain length to a lopsidedness and forms the handle, the utility model discloses make the sealing joint installation become convenient, reliable, and still be suitable for in the sealing test of little open container.

Description

Device for sealing test

Technical Field

The utility model belongs to the seal test field of containers such as steel drum relates to a device for seal test.

Background

In the process of detecting the performance of dangerous chemical packaging containers such as steel drums and the like, the sealing performance needs to be detected according to corresponding national standard requirements. In the sealing performance test process, the connection between containers such as a steel barrel and the like and an air compressor is involved. At present, most dangerous chemical container manufacturing enterprises and inspection institutions implement the connecting device mode that sealing experiment adopted does: 1. the disadvantage of the welded joint is that the wall of the dangerous chemical container is very thin (generally less than 2 mm), is easy to weld through and is not easy to weld firmly. 2. And the hole is opened, the adhesive tape is wound to extrude the joint, and the defect is that the sealing property is poor. 3. Tapping through holes and connecting threads, and has the defects that the wall of a dangerous chemical container is very thin, firm connection is not easy, and the sealing property is poor.

SUMMERY OF THE UTILITY MODEL

The problem to prior art exists, the utility model provides a sealing joint and magnetism installation spanner for sealing test, this kind of mode can with container firm in connection and guarantee sealed, also can install fast conveniently, have the significance to improving sealed test efficiency and accuracy.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a sealing joint for sealing test comprises an outer joint and an inner joint which are matched;

the outer joint is a structure which is provided with a circulation channel and formed by a locking cap, a quick plug, a joint main body, a joint tail seat and a sealing core; the quick plug comprises a first end and a second end, the first end of the quick plug is matched with the locking cap, and the pipeline can be inserted into the first end of the quick plug to be communicated with the circulation channel and locked through the locking cap; the quick plug comprises a sealing core, a connector main body and a quick plug, wherein the connector main body comprises a clamping end and a connecting end; the connecting end of the joint main body is detachably connected with the first end of the joint tailstock;

the inner joint comprises an inner joint body with a through hole, the inner joint body is detachably connected with the second end of the joint tailstock, and the through hole can be communicated with the circulation channel;

furthermore, a limiting ring and a spring are arranged on the outer side of the clamping end of the joint main body, and a limiting hoop is arranged outside the limiting ring; the movable body is sleeved on the clamping end in a sliding mode and clamped with the limiting hoop and the spring.

Further, the outer joint still contains the fixed block, the fixed block setting is held between the end and the second end of quick plug at the card of joint main part and is fixed quick plug.

Furthermore, the seal seat is sleeved at the second end of the seal core and is clamped with the joint main body through the joint tailstock.

Preferably, the detachable connection is a screw connection.

Further, set up spring and spacing ring in the joint main part, the spacing collar skin is provided with spacing hoop, spacing hoop and spring accomplish the card of holding the activity body.

Furthermore, a first sealing ring, a second sealing ring and a third sealing ring are arranged on the sealing core to complete the sealing inside the outer joint;

the first sealing ring is arranged at the joint of the inner wall of the sealing core and the outer wall of the quick plug;

the second sealing ring is arranged at the joint of the outer wall of the sealing core and the inner wall of the sealing seat;

the third sealing ring is arranged on the outer wall of the second end of the sealing core.

Furthermore, the inner joint comprises an inner joint body with a through hole, the inner joint body is detachably connected with the second end of the joint tailstock, and the through hole can be communicated with the circulation channel.

Further, a fourth sealing ring is arranged on the thread structure of the inner joint.

The utility model discloses still include a magnetism spanner, the supplementary sealing joint's of magnetism spanner outer joint and the dismouting of inner joint, magnetism spanner include magnetite and spanner, the magnetite nestification on the spanner and can with the inner joint is accomplished magnetism and is connected, and the spanner bends once more to the magnetite lateral bending and extend certain length after and forms a concave type, then extends certain length formation handle to a lopsidedness.

Furthermore, the interior of the wrench is of a sleeve structure matched with the inner joint.

Specifically, the magnetic wrench realizes the rotation of the inner joint in a narrow space in the container through the nesting of the flower-shaped sleeve and the locking female joint on the inner joint, thereby completing the disassembly and assembly of the inner joint and the outer joint.

Compared with the prior art, the beneficial effects of the utility model are that: the installation of the sealing joint becomes simple and reliable; the magnetic wrench enables the inner joint to be stably sleeved on the double offset ring sleeve and is easy to install from the inside of containers such as a steel barrel and the like; the magnetic wrench can pass through the small opening, and the wrench has a certain length, so that the application range is wider; the magnetic wrench sleeve has magnetism, and metal joints and the like in containers such as steel drums and the like can be easily taken out.

Drawings

Fig. 1 isbase:Sub>A schematic view of the external joint of the present invention, wherein fig. (base:Sub>A) is an external view of the external joint, and fig. (b) isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A in fig.base:Sub>A;

figure 2 is a schematic view of the nipple of the present invention;

FIG. 3 is a cross-sectional view of the wrench of the present invention;

fig. 4 is a schematic view of the auxiliary wrench of the present invention.

Reference numerals: 101 magnet, 102 spanner; the quick connector comprises a locking cap 201, a quick plug 202, a movable body 203, a connector main body 204, a spring 204-1, a limiting hoop 204-2, a limiting ring 204-3, a connector tail seat 205, a sealing core 206, a first sealing ring 206-1, a second sealing ring 206-2, a third sealing ring 206-3, a sealing seat 207, a fixing block 208, an inner connector 301 and a fourth sealing ring 301-1.

Detailed Description

The embodiment provides a device for a seal test, which comprises a seal joint and a magnetic wrench, wherein the seal joint comprises an outer joint and an inner joint 301.

Furthermore, the external joint is a structure which is composed of a locking cap 201, a quick plug 202, a movable body 203, a joint main body 204, a joint tail seat 205, a sealing core 206, a sealing seat 207 and a fixed block 208 and contains an internal channel.

As shown in fig. 1 (a), the locking cap 201 is mounted on the quick plug 202 by a screw connection for locking a pipe inserted into the quick plug 202; the outer surface of the movable body 203 is a column with a protrusion, and the protrusion is convenient for manually sliding the movable body 203; the exposed parts of the joint main body 204 and the joint tailstock 205 are both in a nut locking structure.

As shown in fig. 1 (b), the components of the external joint are connected in the following manner:

the locking cap 201, the quick plug 202, the joint body 204, the joint tailstock 205 and the sealing core 206 form a structure with a flow channel; the quick plug 202 comprises a first end and a second end, the first end of the quick plug 202 is matched with the locking cap 201, and a pipeline can be inserted into the first end of the quick plug 202, is communicated with the circulation channel and is locked through the locking cap 201; the joint main body 204 comprises a clamping end and a connecting end, and the second end of the quick plug 202 is inserted into the first end of the sealing core 206 and fixed by the clamping end of the joint main body 204 sleeved outside the sealing core 206; the connecting end of the joint main body 204 is detachably connected with the first end of the joint tail seat 205;

further, a limiting ring 204-3 and a spring 204-1 are arranged outside the clamping end of the joint main body 204, and a limiting hoop 204-2 is arranged outside the limiting ring 204-3; the movable body 203 is sleeved on the clamping end in a sliding manner and clamped with the limiting hoop 204-2 and the spring 204-1.

Further, the external joint further comprises a fixing block 208, and the fixing block 208 is disposed between the clamping end of the joint main body 204 and the second end of the quick connector 202 to fix the quick connector 202.

Further, the sealing seat 207 is sleeved on the second end of the sealing core 206 and is engaged with the joint body 204 through the joint tail seat 205.

Preferably, the detachable connection is a screw connection.

Further, a spring 204-1 and a limiting ring 204-3 are arranged on the joint main body 204, a limiting hoop 204-2 is arranged on the outer layer of the limiting ring 204-3, and the limiting hoop 204-2 and the spring 204-1 complete clamping of the movable body 203.

Further, a first sealing ring 206-1, a second sealing ring 206-2 and a third sealing ring 206-3 are arranged on the sealing core 206 to complete the sealing inside the outer joint;

wherein, the first sealing ring 206-1 is arranged at the joint of the inner wall of the sealing core 206 and the outer wall of the quick plug 202;

the second sealing ring 206-2 is arranged at the joint of the outer wall of the sealing core 206 and the inner wall of the sealing seat 207;

the third sealing ring 206-3 is disposed on the outer wall of the second end of the sealing core 206.

As shown in fig. 2, the inner joint 301 comprises an inner body having a through hole, the inner body is detachably connected to the second end of the joint tail block 205, and the through hole can communicate with the flow channel.

Further, a fourth seal ring 301-1 is provided on the thread structure of the nipple 301.

Preferably, the seal ring is a silicone seal ring.

As shown in fig. 3, the present invention further comprises a magnetic wrench, wherein the magnetic wrench assists in disassembling and assembling the outer joint of the sealing joint and the inner joint 301, the magnetic wrench comprises a magnet 101 and a wrench 102, the magnet 101 is embedded in the wrench 102, the wrench 102 bends to the magnet 101 side and extends a certain length to form a concave shape, and then extends a certain length to a side slope to form a handle.

Further, the wrench 102 has a flower-shaped sleeve structure inside, and the flower-shaped sleeve structure is matched with the inner joint 301.

Specifically, the magnetic wrench realizes the rotation of the inner joint 301 in a narrow space in a container by nesting the flower-shaped sleeve structure and the locking nut structure on the inner joint 301, so as to complete the disassembly and assembly of the inner joint 301 and the outer joint.

Taking the steel drum sealing test as an example, the specific operation process of this embodiment is as follows:

1. opening an air inlet hole with the size of the thread of the inner joint 301 on the barrel wall in advance of the steel barrel to be subjected to the sealing test, and stably placing the steel barrel on a table top;

2. the wrench 102 is used for sheathing the inner joint 301, and the inner joint is conveyed into the steel drum from the upper part of the steel drum and is arranged at the air inlet;

3. screwing the joint tailstock 205 of the external joint into the internal joint 301 from the outside of the steel drum through the stabilizing spanner 102, and firmly installing;

4. the air inlet pipe passes through the locking cap 201 and is inserted into the quick plug 202, and then the locking cap 201 is screwed down to perform a sealing test.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A seal testing device comprising a seal joint comprising mating outer and inner joints (301);

the outer joint is a structure which is provided with a flow channel and formed by a locking cap (201), a quick plug (202), a joint main body (204), a joint tail seat (205) and a sealing core (206); the quick plug (202) comprises a first end and a second end, the first end of the quick plug (202) is matched with the locking cap (201), and a pipeline can be inserted into the first end of the quick plug (202), is communicated with the circulation channel and is locked through the locking cap (201); the connector main body (204) comprises a clamping end and a connecting end, and the second end of the quick plug (202) is inserted into the first end of the sealing core (206) and is fixed through the clamping end of the connector main body (204) sleeved outside the sealing core (206); the connecting end of the joint main body (204) is detachably connected with the first end of the joint tail seat (205);

the inner joint (301) comprises an inner joint body with a through hole, the inner joint body is detachably connected with the second end of the joint tail seat (205), and the through hole can be communicated with the flow channel.

2. The device for seal testing according to claim 1, wherein said outer joint further comprises a movable body (203); a limiting ring (204-3) and a spring (204-1) are arranged on the outer side of the clamping end of the joint main body (204), and a limiting hoop (204-2) is arranged outside the limiting ring (204-3); the movable body (203) is sleeved on the clamping end in a sliding mode and clamped with the spring (204-1) and the limiting hoop (204-2).

3. The device for seal testing according to claim 1, wherein the outer joint further comprises a retaining block (208), the retaining block (208) being disposed between the retaining end of the joint body (204) and the second end of the quick plug (202) to retain the quick plug (202).

4. The device for the seal test according to claim 1, wherein the external joint further comprises a sealing seat (207), the sealing seat (207) is sleeved on the second end of the sealing core (206) and is engaged with the joint body (204) through a joint tail seat (205).

5. The device for the seal test according to claim 1, wherein a first seal ring (206-1), a second seal ring (206-2) and a third seal ring (206-3) are arranged on the seal core (206);

the first sealing ring (206-1) is arranged at the joint of the inner wall of the sealing core (206) and the outer wall of the quick plug (202);

the second sealing ring (206-2) is arranged at the joint of the outer wall of the sealing core (206) and the inner wall of the sealing seat (207);

the third sealing ring (206-3) is arranged on the outer wall of the second end of the sealing core (206).

6. Device for sealing tests according to claim 1, characterized in that said nipple (301) comprises an inscribing body with magnetic and threaded structure.

7. The device for seal testing according to claim 6, characterized in that a fourth sealing ring (301-1) is provided on the threaded structure of said nipple (301).

8. The device for the seal test according to claim 1, further comprising a magnetic wrench assisting in attaching and detaching the outer joint and the inner joint (301), wherein the magnetic wrench comprises a magnet (101) and a wrench (102), and the magnet (101) is nested on the wrench (102) and can be magnetically connected with the inner joint (301).

9. Device for seal testing according to claim 8, characterized in that said wrench (102) is internally of a sleeve structure matching the nipple (301) of the preceding claim 8.