CN218725050U

CN218725050U - Air tightness detection device

Info

Publication number: CN218725050U
Application number: CN202222942511.8U
Authority: CN
Inventors: 黄廷华
Original assignee: Yichang Huaxing Sealing Material Co ltd
Current assignee: Yichang Huaxing Sealing Material Co ltd
Priority date: 2022-11-05
Filing date: 2022-11-05
Publication date: 2023-03-24
Anticipated expiration: 2032-11-05

Abstract

The utility model discloses an air tightness detection device, including the ya keli case, the open-top has been seted up on the top of ya keli case, the inner wall bottom fixed mounting of ya keli case has the fixing base, the fixed buffer board that has cup jointed in top of fixing base, a pair of fixed limiting plate is installed in the top embedding of buffer board, the upper and lower both ends of fixed limiting plate are provided with fixed recess and rubber cylinder respectively, the embedding through-hole with the mutual adaptation of rubber cylinder is seted up to the top surface of buffer board, the installation notch has been seted up to one side of buffer board, two the top of fixed limiting plate is demountable installation respectively has the fixed L venturi tube of first fixed L venturi tube and second. Among the above-mentioned scheme, through setting up first fixed L venturi tube and the fixed L venturi tube of second and sealed stopper and fixing bolt, utilize mutually supporting of several of it to the sealed effect of rubber circle is measured to the accuracy, even take place the ageing gas leakage problem of rubber circle, guarantees the holistic security of device.

Description

Air tightness detection device

Technical Field

The utility model relates to a rubber seal detects technical field, more specifically says, the utility model relates to an air tightness detection device.

Background

According to the application number: the patent of the prior art of CN202121421968.3 knows that the sealing ring is generally based on the extrusion type sealing principle, the air tightness detection of the sealing ring is an effective means for researching the basic performance of the sealing ring, and the direct rule of the service life and the air leakage of the sealing ring can be obtained by the detection of the air tightness of the sealing ring after an aging test and the research of the aging test of the sealing ring; the air tightness of the sealing ring after long-term standing is detected before use, so that the performance of the sealing ring after storage can be found in time to judge whether the working condition is suitable.

Traditional detection device is when detecting rubber seal, because it can't in time be perceived small gas leakage problem, and some rubber rings after relative ageing still can guarantee better performance when detecting, but its whole and sealing member installation and contact back can take place the gas leakage problem of utmost point and a little, and then influence the follow-up use of rubber ring.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides an airtightness detection device to solve prior art's detection device and examine time measuring to rubber seal, because it can't in time discover small gas leakage problem, the rubber circle after some relative ageing still can guarantee better performance when examining, but its whole and sealing member installation and contact back, can take place minimum gas leakage problem, and then influence the problem of the follow-up use of rubber circle.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an air tightness detection device, includes the ya keli case, the open-top has been seted up on the top of ya keli case, the inner wall bottom fixed mounting of yakeli case has a fixing base, the fixed buffer board that has cup jointed in top of fixing base, a pair of fixed limiting plate is installed in the top embedding of buffer board, the upper and lower both ends of fixed limiting plate are provided with fixed recess and rubber cylinder respectively, the embedding through-hole with the mutual adaptation of rubber cylinder is seted up to the top surface of buffer board, the installation notch has been seted up to one side of buffer board, two the top of fixed limiting plate is demountable installation respectively has the fixed L venturi tube of first fixed L venturi tube and second, the sealed stopper has been cup jointed to the top of the fixed L venturi tube of second, the structure of the fixed L venturi tube of first fixed L venturi tube and second is the same.

The mounting plate is sleeved on the periphery side face of the first fixed L-shaped pipe and the periphery side face of the second fixed L-shaped pipe in a detachable mode, and a fixing screw is installed on one side of the mounting plate in a threaded mode.

The bottom end of the mounting plate is provided with a mounting sleeve opening matched with the first fixed L-shaped pipe, and the inner surface of the mounting sleeve opening is smooth.

And a fixing sleeve plate is formed on one side of the first fixing L-shaped pipe and one side of the second fixing L-shaped pipe, and a threaded through hole is formed in one side of the fixing sleeve plate.

The inner thread of the threaded through hole is connected with a fixing bolt, and the other side of the fixing bolt is provided with an adaptive nut in a threaded mode.

And the surface of the joint of the first fixed L-shaped pipe and the second fixed L-shaped pipe is attached and tightly abutted with a rubber ring.

The top end of the buffer plate is detachably sleeved with an installation guide plate, one side of the installation guide plate is provided with a circular through hole matched with the second fixed L-shaped pipe, and the surface of the installation guide plate is symmetrically provided with two arc-shaped guide plates.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

among the above-mentioned scheme, through setting up first fixed L venturi tube and the fixed L venturi tube of second and sealed stopper and fixing bolt, utilize mutually supporting of several of it, fill in the top opening of the fixed L venturi tube of second with one side of sealed stopper, blow to the top opening department of first fixed L venturi tube after that, if be located rubber circle department there is the bubble to separate out from the gap, and slowly upwards float, then prove that the sealed effect of this rubber circle is not good, need in time change, if no bubble separates out, then prove that the sealed effect of this rubber circle is good, can continue to use, thereby the sealed effect of rubber circle is measured to the accuracy, even take place the ageing gas leakage problem of rubber circle, guarantee the holistic security of device.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional assembly structure of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 3 according to the present invention;

fig. 5 is a schematic view of the arc-shaped guide plate of the present invention.

[ reference numerals ]

1. An acrylic box; 2. the top end is open; 3. a fixed seat; 4. a buffer plate; 5. fixing a limit plate; 6. a rubber cylinder; 7. fixing the groove; 8. embedding the through hole; 9. installing a notch; 10. a first fixed L-shaped tube; 11. a second fixed L-shaped tube; 12. sealing the plug; 13. mounting a plate; 14. a set screw; 15. installing a sleeve opening; 16. fixing the sleeve plate; 17. a threaded through hole; 18. fixing the bolt; 19. adapting the nut; 20. a rubber ring; 21. installing a guide plate; 22. a circular through hole; 23. an arc-shaped guide plate.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Example 1:

according to the accompanying drawings 1 to 5 the embodiment of the utility model provides an air tightness detection device, including ya keli case 1, open-top 2 has been seted up on the top of ya keli case 1, the inner wall bottom fixed mounting of ya keli case 1 has fixing base 3, the fixed coupling in top of fixing base 3 has buffer board 4, a pair of fixed limiting plate 5 has been installed in the top embedding of buffer board 4, the upper and lower both ends of fixed limiting plate 5 are provided with fixed recess 7 and rubber cylinder 6 respectively, the embedding through-hole 8 with the mutual adaptation of rubber cylinder 6 has been seted up to the top surface of buffer board 4, installation notch 9, two have been seted up to one side of buffer board 4 the top of fixed limiting plate 5 demountable installation respectively has the fixed L venturi tube 11 of first fixed L venturi tube 10 and second, sealed stopper 12 has been cup jointed to the top of the fixed L venturi tube 11 of second, the fixed L venturi tube 10 of first fixed L venturi tube and the fixed L venturi tube 11 of second structure is the same.

The utility model discloses a fixing device for L-shaped tubes, including first fixed L-shaped tube 10 and second fixed L-shaped tube 11, mounting panel 13 has all been dismantled to the periphery side department of first fixed L-shaped tube 10 and second fixed L-shaped tube 11 and has been cup jointed, set screw 14 is installed to one side screw thread of mounting panel 13, the installation running-on 15 with first fixed L-shaped tube 10 looks adaptation is seted up to the bottom of mounting panel 13, the internal surface of installation running-on 15 is smooth, one side homogeneous body of first fixed L-shaped tube 10 and the fixed L-shaped tube 11 of second is formed with fixed lagging 16, screw through-hole 17 has been seted up to one side of fixed lagging 16, the inside threaded connection of screw through-hole 17 has fixing bolt 18, adaptation nut 19 is installed to fixing bolt 18's opposite side screw thread.

Example 2:

as shown in fig. 3 to 4: the joint surface laminating of the fixed L venturi tube of first fixed L venturi tube 10 and second 11 is supported tightly and is had rubber circle 20, the top of buffer board 4 can be dismantled and has been cup jointed installation baffle 21, the circular through-hole 22 with the fixed L venturi tube 11 looks adaptation of second is seted up to one side of installation baffle 21, two arc baffle 23 are installed to the surface symmetry of installation baffle 21.

Two arc-shaped guide plates 23 are symmetrically arranged on the surface of the installation guide plate 21, so that air at the joint of the first fixed L-shaped pipe 10 and the second fixed L-shaped pipe 11 can be guided out upwards by the arc-shaped guide plates 23, and the air is convenient for an operator to watch.

The working process of the utility model is as follows: firstly, an operator fixedly attaches a rubber ring 20 to the joint of a first fixed L-shaped pipe 10 and a second fixed L-shaped pipe 11, the rubber ring 20 penetrates through the inside of a fixed sleeve plate 16 through a fixing bolt 18, the two pipes are locked and fixed, the two pipes are clamped in a fixed groove 7 at the top end of a fixed limiting plate 5, meanwhile, a box is filled with purified water, at the moment, one side of a sealing plug 12 is plugged into an opening at the top end of the second fixed L-shaped pipe 11, then, air is blown towards the opening at the top end of the first fixed L-shaped pipe 10, if bubbles are separated out from a gap at the rubber ring 20 and slowly float upwards, the sealing effect of the rubber ring 20 is proved to be poor, the rubber ring needs to be replaced in time, if no bubbles are separated out, the sealing effect of the rubber ring 20 is proved to be good, the rubber ring can be used continuously, the sealing effect of the rubber ring 20 is accurately measured, and finally, the device completes the working process of detecting the sealing effect of the rubber ring 20.

Above-mentioned scheme, through setting up first fixed L venturi tube 10 and the fixed L venturi tube 11 of second and sealed stopper 12 and fixing bolt 18, utilize mutually supporting of several of them, fill in the top opening of the fixed L venturi tube 11 of second with one side of sealed stopper 12, blow to the top opening department of first fixed L venturi tube 10 next, if it has the bubble to separate out from the gap to be located rubber circle 20 department, and slowly upwards float, then prove that this rubber circle 20's sealed effect is not good, need in time change, if no bubble separates out, then prove that this rubber circle 20's sealed respond well, can continue to use, thereby the sealed effect of rubber circle 20 is measured to the accuracy.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides an air tightness detection device, includes ya keli case (1), its characterized in that, open-top (2) have been seted up on the top of ya keli case (1), the inner wall bottom fixed mounting of yakeli case (1) has fixing base (3), the fixed cover in top of fixing base (3) has buffer board (4), a pair of fixed limiting plate (5) is installed in the top embedding of buffer board (4), the upper and lower both ends of fixed limiting plate (5) are provided with fixed recess (7) and rubber cylinder (6) respectively, embedding through-hole (8) with the mutual adaptation of rubber cylinder (6) are seted up to the top surface of buffer board (4), installation notch (9), two installation notch (9) have been seted up to one side of buffer board (4) the top of fixed limiting plate (5) is demountable installation respectively first fixed L venturi tube (10) and the fixed L venturi tube (11) of second, sealed stopper (12) have been cup jointed to the top of the fixed L venturi tube (11) of second, the fixed L venturi tube (10) of first fixed L venturi tube (11) and second is the same structure.

2. The airtightness detection apparatus according to claim 1, wherein an installation plate (13) is detachably sleeved on the outer peripheral side of each of the first fixed L-shaped pipe (10) and the second fixed L-shaped pipe (11), and a fixing screw (14) is threadedly installed on one side of the installation plate (13).

3. The airtightness detection apparatus according to claim 2, wherein the bottom end of the mounting plate (13) is provided with a mounting collar (15) adapted to the first fixed L-shaped pipe (10), and an inner surface of the mounting collar (15) is smooth.

4. The airtightness detection apparatus according to claim 1, wherein one side of each of the first and second fixed L-shaped tubes (10, 11) is integrally formed with a fixed sleeve plate (16), and one side of the fixed sleeve plate (16) is provided with a threaded through hole (17).

5. The airtightness detection apparatus according to claim 4, wherein a fixing bolt (18) is threadedly connected to the inside of the threaded through hole (17), and an adapter nut (19) is threadedly mounted on the other side of the fixing bolt (18).

6. The airtightness detection apparatus according to claim 1, wherein a rubber ring (20) is attached and abutted to a surface of a joint of the first fixed L-shaped pipe (10) and the second fixed L-shaped pipe (11).

7. The airtightness detection apparatus according to claim 1, wherein an installation guide plate (21) is detachably sleeved at a top end of the buffer plate (4), a circular through hole (22) adapted to the second fixed L-shaped tube (11) is formed in one side of the installation guide plate (21), and two arc-shaped guide plates (23) are symmetrically installed on a surface of the installation guide plate (21).