CN209841304U - Leakage detection device suitable for small dense light collecting device - Google Patents

Abstract

The utility model discloses a leak detection device suitable for a small-sized dense light collecting device, which comprises a gas storage tank, wherein the gas storage tank is connected with a plastic pipe, and a light device is arranged in the plastic pipe; the plastic pipe is provided with a first ball valve and a second ball valve on two sides of the optical device respectively, the first ball valve controls the opening and closing between the plastic pipe and the gas storage tank, and the second ball valve controls the opening and closing between the plastic pipe and the outside. The utility model discloses a plastic tubing is as waiting to examine the container of optical device, not only to the structure of optical device harmless, moreover inspect required inflation loss extremely low, greatly reduced the leak hunting cost.

Description

Leakage detection device suitable for small dense light collecting device

Technical Field

The utility model relates to a leak hunting device specifically indicates a leak hunting device and method that is suitable for small-size intensive optical device.

Background

How a small dense light-collecting device detects whether it leaks is a very difficult inspection project. Because the optical device belongs to a high-precision component, but the optical device is relatively very narrow, the size of the optical device is only similar to that of soybeans, and the narrow optical device is large in number, so that the sealing performance of the optical device is very difficult to detect in a large number. How to detect the optical device relatively simply, with low costs, a large amount is the technical problem that the technicians in this field need to solve at present.

Disclosure of Invention

The utility model provides a light device is harmless, the cost is lower, detect convenient leak hunting device who is suitable for small-size intensive light device.

The leakage detection device for the small dense light collecting device comprises a gas storage tank, wherein the gas storage tank is connected with a plastic pipe, and an optical device is arranged in the plastic pipe; the plastic pipe is provided with a first ball valve and a second ball valve on two sides of the optical device respectively, the first ball valve controls the opening and closing between the plastic pipe and the gas storage tank, and the second ball valve controls the opening and closing between the plastic pipe and the outside. The leakage detection device adopts the plastic pipe as the installation and inflation container of the optical device, and is matched with the two ball valves and the gas storage tank, so that the circumferential direction and the axial double positioning of the plastic pipe as the optical device are realized, the mutual matching of the two optical devices is realized, a large number of optical devices are installed in the plastic pipe, and the technical purpose of detecting whether gas leakage occurs after a large number of lossless inflation is achieved. The gas in the gas storage tank is nitrogen.

The utility model is particularly suitable for the optical device comprises a round tube seat and a tube cap which are hermetically connected, and the diameters of the tube seat and the tube cap are smaller than the inner diameter of the plastic tube; the tube seat is connected with a support leg. The space formed by the tube seat and the tube cap is a main detection object, and the sealing performance of the tube seat and the tube cap is judged after the gas storage tank is inflated.

The plastic pipe is a flexible plastic pipe with a bend, more than two optical devices which are mutually arranged are arranged in the flexible plastic pipe, the flexible plastic pipe can be bent relative to other pipelines, the bending arrangement has a buffering effect on air pressure change in the processes of inflation and deflation, and damage caused by rapid movement of the optical devices due to air pressure change is avoided.

The valve core aperture in the second ball valve is smaller than the diameter of the optical device, and the arrangement mainly avoids the optical device from entering the second ball valve to influence the opening and closing of the second ball valve.

A leak detection method suitable for a small-sized dense light collecting device comprises the following steps:

firstly, dismounting the second ball valve;

secondly, installing an optical device in the plastic pipe;

thirdly, installing a second ball valve in a closed state;

opening the first ball valve, inflating the plastic pipe once through the air storage tank, then closing the first ball valve, and opening the second ball valve to exhaust;

fifthly, closing the second ball valve, opening the first ball valve, and inflating for 2-5 hours;

sixthly, closing the first ball valve, opening the second ball valve for air release, and then dismounting the second ball valve to take out the optical device;

and seventhly, detecting whether the optical device leaks air.

The specific optical device is detected by a nitrogen detector for leaks. The supporting legs of the optical device face the first ball valve in the installation process, the pipe cap faces the second ball valve, the pipe cap of the optical device can be guaranteed to move outwards through the arrangement, collision and damage of the supporting legs are avoided, and inflation and detection safety of the optical device are improved.

According to the above technical scheme, the utility model discloses a plastic tubing is as installation, the inflatable container of optical device, cooperates two ball valves and a gas holder, has realized by the plastic tubing as the circumferencial direction and the axial dual location of optical device to mutual cooperation around realizing by two optical devices has accomplished a large amount of optical devices of plastic tubing internally mounted, and a large amount of harmless technical purpose who aerifys the back detection and whether leak gas in a large number.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a leak detection apparatus suitable for a small-sized dense optical device according to an embodiment of the present invention.

Detailed Description

The embodiment of the utility model provides a be suitable for small-size intensive optical device's leak hunting device and method can detect a large amount of, high accuracy, small-size optical device's device and method with extremely cheap cost.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a leak detection apparatus suitable for a small-sized dense optical device, including a gas storage tank 1, the gas storage tank 1 is connected to a plastic pipe 4, an optical device is installed in the plastic pipe 4, the plastic pipe 4 is not only a container of the optical device but also an inflation platform for positioning and installing, and the use of a specific positioning device of a conventional optical device is avoided, so that the cost is greatly reduced, and the use of inflation gas volume is reduced. A first ball valve 2 and a second ball valve 3 are respectively arranged on two sides of an optical device of a specific structural plastic pipe 4, the first ball valve 2 controls the opening and closing between the plastic pipe and an air storage tank 1, and the second ball valve 3 controls the opening and closing between the plastic pipe and the outside to achieve inflation of the optical device and deflation performance of the plastic pipe.

The utility model discloses be particularly useful for optical device includes circular shape tube socket 5 and pipe cap 6, tube socket 5 and 6 sealing connection of pipe cap, and the diameter of tube socket and pipe cap is less than the internal diameter of plastic tubing, is connected with the stabilizer blade on the tube socket. The space formed by the tube seat and the tube cap is a main detection object, and the sealing performance of the tube seat and the tube cap is judged after the gas storage tank is inflated. In order to improve the convenience of installation and realize the cushioning effect of inflation and deflation, the plastic pipe 4 is a flexible plastic pipe with bending.

A leak detection method suitable for a small-sized dense light collecting device comprises the following steps:

firstly, dismounting the second ball valve 3;

secondly, installing an optical device in the plastic pipe 4;

thirdly, installing a second ball valve 3 in a closed state;

fourthly, opening the first ball valve 2, inflating the plastic pipe once through the gas storage tank 1, then closing the first ball valve 2, and opening the second ball valve 3 to exhaust;

fifthly, closing the second ball valve 3, opening the first ball valve 2, and inflating for 2-5 hours;

sixthly, closing the first ball valve 2, opening the second ball valve 3 to deflate, and then detaching the second ball valve 3 to take out the optical device;

and seventhly, detecting whether the optical device leaks air. The specific optical device is detected by a nitrogen detector for leaks.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. The leakage detection device is suitable for a small dense optical device and is characterized by comprising an air storage tank, wherein the air storage tank is connected with a plastic pipe; the plastic pipe is provided with a first ball valve and a second ball valve on two sides of the optical device respectively, the first ball valve controls the opening and closing between the plastic pipe and the gas storage tank, and the second ball valve controls the opening and closing between the plastic pipe and the outside.

2. The leak detection apparatus for a compact, dense light collecting device as defined in claim 1, wherein said light collecting device comprises a circular stem and a circular cap, said stem and said cap being hermetically connected, said stem and said cap having a diameter smaller than an inner diameter of said plastic tube; the tube seat is connected with a support leg.

3. The leak detection apparatus for a compact, dense optical device according to claim 1, wherein the plastic tube is a flexible plastic tube having a bend, and two or more optical devices are arranged in the flexible plastic tube.

4. The leak detection apparatus for a compact light collecting device as defined in claim 1, wherein the spool aperture in said second ball valve is smaller than the diameter of the light collecting device.

5. The leak detection apparatus for a compact light collecting device according to claim 1, wherein the gas in said gas tank is nitrogen.