CN215492297U

CN215492297U - Special airtight test system

Info

Publication number: CN215492297U
Application number: CN202122174057.1U
Authority: CN
Inventors: 祁光; 柴清顺
Original assignee: Hantes Dalian Engineering Technology Service Co ltd
Current assignee: Hantes Dalian Engineering Technology Service Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-01-11
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a special air tightness test system which comprises a shell, wherein the left end of the outer wall of the shell is integrally formed with a first connecting seat, the right end of the outer wall of the shell is integrally formed with a second connecting seat, a control mechanism is arranged inside the shell and is rotatably connected with the top end of the shell through a bearing, the bottom end of the control mechanism is bolted with a sliding mechanism, the outer wall of the sliding mechanism is sleeved with a fixing mechanism, and the top end of the fixing mechanism is bolted with the outer wall of the shell. This special airtight test system draws whole mechanism to cup joint mutually with the test port of the product that awaits measuring, and rethread control mechanism control slide mechanism is in the position in the shell, is linked together external air pump and first connecting seat again, is linked together manometer and second connecting seat, evacuates to find time and observes the pointer change of manometer behind the product interior air that awaits measuring to realize carrying out airtight test to the product that awaits measuring, and fixed establishment can be connected with the product test port that awaits measuring of different specifications, and the practicality is strong.

Description

Special airtight test system

Technical Field

The utility model relates to the technical field of airtight test systems, in particular to a special airtight test system.

Background

The air-tightness test is a means for checking air-tightness by forming a pressure difference by inflating/deflating a certain closed space (including a temporary closure). Need use airtight test system when carrying out airtight test, current airtight test system need change the connector that does not throw when the different products of butt joint, lead to the installation effectiveness lower, and because the size and specification restriction of connector, lead to current airtight test system only can survey the product that the connector corresponds, and the limitation is higher.

Disclosure of Invention

The utility model aims to provide a special airtight test system, which aims to solve the problems that the installation efficiency is low because the conventional airtight test system provided in the background technology needs to replace a non-throw connector when different products are butted, and the limitation is high because the conventional airtight test system can only measure the product corresponding to the connector due to the limitation of the size specification of the connector.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a special airtight test system, includes the shell, the outer wall left end and the first connecting seat integrated into one piece of shell, the outer wall right-hand member and the second connecting seat integrated into one piece of shell, the inside of shell is provided with control mechanism, control mechanism passes through the bearing and rotates with the top of shell and links to each other, control mechanism's bottom and slide mechanism bolt joint, slide mechanism's outer wall cup joints with fixed establishment mutually, fixed establishment's top and the outer wall bolt joint of shell.

Preferably, control mechanism includes threaded rod, knob, thread bush, chock, first support and first sliding sleeve, the threaded rod passes through the bearing and links to each other with the top rotation of shell, the bottom integrated into one piece of shell and knob is stretched out on the top of threaded rod, the outer wall of threaded rod links to each other with the inner wall screw thread of thread bush, the bottom of thread bush and the top integrated into one piece of chock, the outer wall of thread bush is through the inner wall integrated into one piece of a plurality of first supports and first sliding sleeve, the outer wall of first sliding sleeve and the inner wall slide adjusting of shell.

Preferably, slide mechanism includes connecting block, spread groove, second support, second sliding sleeve, third sliding sleeve and keeps off the ring, the spread groove has been seted up on the top of connecting block, the connecting block cup joints with the chock through the spread groove mutually, connecting block and chock bolt, the lateral wall of connecting block is through the inner wall integrated into one piece of a plurality of second supports with the second sliding sleeve, the outer wall of second sliding sleeve and the inner wall integrated into one piece of third sliding sleeve, the outer wall top and the fender ring integrated into one piece of third sliding sleeve, the inner wall of third sliding sleeve and the outer wall sliding sleeve of shell cup joint.

Preferably, the connecting groove is a hexagon socket, and the connecting groove is completely attached to the chock block.

Preferably, fixed establishment includes go-between, clamping ring, seal cover and cover shell, the inner wall of go-between cup joints with the outer wall that keeps off the ring mutually, the top of go-between is laminated with the lower surface of clamping ring mutually, the outer wall of go-between and the outer wall of clamping ring cup joint with the seal cover mutually, the outer wall top and the cover shell of seal cover cup joint mutually, cover shell and shell bolt.

Compared with the prior art, the utility model has the beneficial effects that: according to the special airtight test system, the traction integral mechanism is sleeved with a test port of a product to be tested, the position of the sliding mechanism in the shell is controlled through the control mechanism, the fixing mechanism is controlled to be tightly attached to the inner wall of a connecting port of the product to be tested, the integral mechanism is connected with the product to be tested, the external air pump is communicated with the first connecting seat, the pressure gauge is communicated with the second connecting seat, the pointer change of the pressure gauge is observed after air in the product to be tested is pumped out, airtight test on the product to be tested is achieved, the fixing mechanism can be connected with test ports of products to be tested of different specifications, the practicability is strong, and popularization is facilitated;

through the matching of the threaded rod, the knob, the threaded sleeve, the chock block, the first support and the first sliding sleeve, the threaded rod can be driven to rotate when the knob is rotated, so that the threaded sleeve rotates along the axis direction of the threaded rod under the action of the threads, the chock block, the first support and the first sliding sleeve are driven to synchronously move, and the sliding mechanism is driven to synchronously move under the action of the chock block;

through the connecting block, the spread groove, the second support, the second sliding sleeve, the cooperation of third sliding sleeve and fender ring, when making the connecting block along with chock synchronous motion, can drive second sliding sleeve and third sliding sleeve synchronous motion through the second support, the rethread go-between, the clamping ring, the cooperation of seal cover and cover shell, when making the go-between along with third sliding sleeve and fender ring synchronous motion, promote the seal cover and closely laminate with the connector inner wall of the product that awaits measuring, in order to realize being connected of whole mechanism and the product that awaits measuring.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cutaway structure of FIG. 1;

FIG. 3 is a schematic view of the threaded rod and knob of FIG. 2;

FIG. 4 is a schematic view of the connection block and the second bracket of FIG. 2;

fig. 5 is a schematic view of the connection ring and the sealing sleeve of fig. 2.

In the figure: 1. the connecting device comprises a shell, 2, a first connecting seat, 3, a second connecting seat, 4, a bearing, 5, a control mechanism, 501, a threaded rod, 502, a knob, 503, a threaded sleeve, 504, a chock block, 505, a first support, 506, a first sliding sleeve, 6, a sliding mechanism, 601, a connecting block, 602, a connecting groove, 603, a second support, 604, a second sliding sleeve, 605, a third sliding sleeve, 606, a baffle ring, 7, a fixing mechanism, 701, a connecting ring, 702, a pressing ring, 703, a sealing sleeve, 704 and a casing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a special airtight test system, which comprises a housing 1, the outer wall left end and the 2 integrated into one piece of first connecting seat of shell 1, first connecting seat 2 is used for being connected with external air pump, the outer wall right-hand member and the 3 integrated into one piece of second connecting seat of shell 1, third connecting seat 3 is used for being connected with the manometer, the inside of shell 1 is provided with control mechanism 5, control mechanism 5 rotates continuously through bearing 4 and shell 1's top, control mechanism 5's bottom and 6 bolts of slide mechanism, slide mechanism 6's outer wall cup joints with fixed establishment 7 mutually, fixed establishment 7's top and shell 1's outer wall bolt.

The control mechanism 5 comprises a threaded rod 501, a knob 502, a threaded sleeve 503, a plug 504, a first support 505 and a first sliding sleeve 506, the threaded rod 501 is rotatably connected with the top end of the housing 1 through a bearing 4, the top end of the threaded rod 501 extends out of the housing 1 and is integrally formed with the bottom end of the knob 502, grinding lines are machined on the side wall of the knob 502, the outer wall of the threaded rod 501 is in threaded connection with the inner wall of the threaded sleeve 503, the bottom end of the threaded sleeve 503 is integrally formed with the top end of the plug 504, the cross section of the plug 504 is hexagonal, the outer wall of the threaded sleeve 503 is integrally formed with the inner wall of the first sliding sleeve 506 through the first supports 505, the outer wall of the first sliding sleeve 506 is slidably adjusted with the inner wall of the housing 1, the outer wall of the first sliding sleeve 506 is in key connection with the inner wall of the housing 1 to prevent the first sliding sleeve 506 from rotating relative to the housing 1, and therefore the first sliding sleeve 506 can only move axially in the housing 1.

The sliding mechanism 6 comprises a connecting block 601, a connecting groove 602, a second support 603, a second sliding sleeve 604, a third sliding sleeve 605 and a retaining ring 606, wherein the connecting groove 602 is formed at the top end of the connecting block 601, the connecting block 601 is sleeved with the stopper 504 through the connecting groove 602, the connecting block 601 is bolted with the stopper 504, the side wall of the connecting block 601 is integrally formed with the inner wall of the second sliding sleeve 604 through a plurality of second supports 603, the outer wall of the second sliding sleeve 604 is integrally formed with the inner wall of the third sliding sleeve 605, the top end of the outer wall of the third sliding sleeve 605 is integrally formed with the retaining ring 606, and the inner wall of the third sliding sleeve 605 is slidably sleeved with the outer wall of the housing 1. The connecting slot 602 is a hexagonal socket, and the connecting slot 602 is completely attached to the plug 504.

Fixing mechanism 7 includes go-between 701, clamping ring 702, seal cover 703 and cover 704, the inner wall of go-between 701 cup joints with the outer wall that keeps off ring 606 mutually, go-between 701 and keep off ring 606 welded fastening, the top of go-between 701 is laminated with the lower surface of clamping ring 702 mutually, the outer wall of go-between 701 and the outer wall of clamping ring 702 cup joints with seal cover 703 mutually, the material of seal cover 703 is the rubber sleeve, the outer wall top of seal cover 703 cup joints with cover 704 mutually, cover 704 and shell 1 bolt joint.

When the utility model is used, the working principle is as follows:

the integral traction mechanism is sleeved with a connecting port of a product to be tested, so that the top position of the sealing strip 703 is attached to the connecting port of the product to be tested, the position of the shell 1 is ensured to be unchanged, the knob 502 is rotated, the knob 502 drives the threaded rod 501 to rotate, the threaded sleeve 503 is driven to move along the axial direction of the threaded rod 501 under the action of the threads, the threaded sleeve 503 drives the first support 505 and the first sliding sleeve 506 to slide in the shell 1, the connecting block 601 is pulled to move synchronously through the plug block 504, the second sliding sleeve 604 moves synchronously with the second support 603, the third sliding sleeve 605 and the baffle ring 606 are driven to pull the connecting ring 701 to move synchronously, the sealing sleeve 703 is tightly attached to the inner wall of the connecting port of the product to be tested under the pushing of the connecting ring 701, the integral mechanism is connected with the product to be tested, an external air pump is communicated with the first connecting seat 2, and the pressure gauge is communicated with the second connecting seat 3, the inside of a product to be tested is vacuumized by an external air pump, and the indication of the pressure gauge is observed after vacuumizing so as to complete the air tightness test of the product to be tested.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A special airtight test system is characterized in that: including shell (1), the outer wall left end and the first connecting seat (2) integrated into one piece of shell (1), the outer wall right-hand member and the second connecting seat (3) integrated into one piece of shell (1), the inside of shell (1) is provided with control mechanism (5), control mechanism (5) rotate through bearing (4) and the top of shell (1) and link to each other, the bottom and the slide mechanism (6) bolt of control mechanism (5), the outer wall and the fixed establishment (7) of slide mechanism (6) cup joint mutually, the top of fixed establishment (7) and the outer wall bolt of shell (1).

2. A special gas tightness testing system according to claim 1, characterized in that: control mechanism (5) are including threaded rod (501), knob (502), thread bush (503), chock (504), first support (505) and first sliding sleeve (506), threaded rod (501) are passed through bearing (4) and are rotated with the top of shell (1) and link to each other, the bottom integrated into one piece of shell (1) and knob (502) is stretched out on the top of threaded rod (501), the outer wall of threaded rod (501) links to each other with the inner wall screw thread of thread bush (503), the bottom of thread bush (503) and the top integrated into one piece of chock (504), the outer wall of thread bush (503) is through the inner wall integrated into one piece of a plurality of first supports (505) and first sliding sleeve (506), the outer wall of first sliding sleeve (506) and the inner wall slide adjusting of shell (1).

3. A special gas tightness testing system according to claim 1, characterized in that: the sliding mechanism (6) comprises a connecting block (601), a connecting groove (602), a second support (603), a second sliding sleeve (604), a third sliding sleeve (605) and a blocking ring (606), wherein the connecting groove (602) is formed in the top end of the connecting block (601), the connecting block (601) is sleeved with a stopper (504) through the connecting groove (602), the connecting block (601) is bolted with the stopper (504), the side wall of the connecting block (601) is integrally formed with the inner wall of the second sliding sleeve (604) through a plurality of second supports (603), the outer wall of the second sliding sleeve (604) is integrally formed with the inner wall of the third sliding sleeve (605), the top end of the outer wall of the third sliding sleeve (605) is integrally formed with the blocking ring (606), and the inner wall of the third sliding sleeve (605) is slidably sleeved with the outer wall of the housing (1).

4. A special gas tightness testing system according to claim 3, characterized in that: the connecting groove (602) is a hexagon socket, and the connecting groove (602) is completely attached to the chock block (504).

5. A special gas tightness testing system according to claim 1, characterized in that: fixing mechanism (7) include go-between (701), clamping ring (702), seal cover (703) and cover (704), the inner wall of go-between (701) cup joints with the outer wall that keeps off ring (606) mutually, the top of go-between (701) is laminated with the lower surface of clamping ring (702) mutually, the outer wall of go-between (701) and the outer wall and seal cover (703) of clamping ring (702) cup joint mutually, the outer wall top and cover (704) of seal cover (703) cup joint mutually, cover (704) and shell (1) bolt joint.