Air tightness detection equipment

Abstract

The utility model discloses an air tightness detection device, comprising a detection platform used for placing a housing; the lifting part is arranged on one side of the detection platform; the detection part is arranged on the lifting part, and the lifting part is used for driving the detection part to ascend and descend to make contact with the shell; the detection part comprises a lifting sleeve and a contact air supply pipe, the contact air supply pipe is arranged in the lifting sleeve in a sleeved mode, and the contact air supply pipe is driven by the lifting part to make contact with the shell. When the device is used, the shell can be placed on the detection platform, then the lifting part is started, the lifting part drives the detection part to be pressed down on the surface of the shell, the contact air supply pipe is preliminarily in butt joint with a lens hole in the shell, then the lifting sleeve is continuously pressed down, air in the contact air supply pipe is pressed into the shell through the pressurizing plunger, and then the shell is detected. And an air pressure detector arranged on the shell is used for detecting whether the air pressure in the shell is in a stable state or not.

Description

TECHNICAL FIELD

[0001] The utility model relates to airtightness detection equipment technical field especially relates to airtightness detection equipment. BACKGROUND

[0002] Lens housing sealing is an important aspect in lens design, it ensures that the optical elements inside the lens are not affected by the external dust, humidity and other environmental factors, so as to ensure the performance and life of the lens, and the lens housing under special working environment has higher requirements, such as air tightness and waterproof performance.

[0003] The shell connecting part in the prior art needs to be checked for shell sealing after sealing is completed before the visual slide is installed, so as to ensure that the sealing requirement is met in the subsequent use process, and the sealing detection equipment structure for the assembled shell with the lens in the prior art is complex, the cost is high, it is not conducive to promotion, there is room for improvement, therefore, an airtightness detection equipment is provided to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses airtightness detection equipment for solving the above problems.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme: airtightness detection equipment, comprising:

[0006] The detection platform is used for placing the shell;

[0007] The lifting part is arranged on one side of the detection platform;

[0008] The detection part is arranged on the lifting part, and the lifting part drives the detection part to ascend and descend and contact the shell;

[0009] The detection part comprises a lifting sleeve and a contact gas supply pipe, the contact gas supply pipe is sleeved in the lifting sleeve, and the contact gas supply pipe is used to contact the shell under the driving of the lifting part;

[0010] The lifting sleeve is provided with a pressure plunger corresponding to the contact gas supply pipe, and the pressure plunger is used to press the gas in the contact gas supply pipe into the shell;

[0011] The pressure plunger is provided with a gas pressure detector, and the gas pressure detector is used to detect whether the gas pressure in the shell is constant.

[0012] Further, the lifting sleeve is provided with a reset spring corresponding to the contact gas supply pipe, and the reset spring is used to push the contact gas supply pipe back to the original position;

[0013] The lifting sleeve is internally provided with a limiting ring corresponding to the contact gas supply pipe, so as to prevent the contact gas supply pipe from being pulled out.

[0014] Further, the lifting part comprises a connecting plate vertically arranged on the detection platform.

[0015] The connecting plate is provided with an adjusting screw rod and a driving unit for driving the adjusting screw rod to operate.

[0016] The detection part is provided with a connecting mechanism comprising a connecting block threadedly connected with the adjusting screw rod.

[0017] Further, a limiting sliding groove is formed in the connecting plate.

[0018] The connecting mechanism further comprises a limiting sliding block extending into the limiting sliding groove.

[0019] Further, the contact gas supply pipe is provided at the bottom with a sealing ring for contacting the shell.

[0020] Further, the lifting sleeve is internally provided with a controller electrically connected with the air pressure detector, which is used to determine whether the shell is leaking according to the feedback value of the air pressure detector.

[0021] The top end of the lifting sleeve is provided with an indicator lamp electrically connected with the controller.

[0022] Further, the detection platform is provided with a guide groove for placing the shell.

[0023] The beneficial effects of the utility model are as follows:

[0024] In use, the shell can be placed on the detection platform, and then the lifting part is started to drive the detection part to press on the surface of the shell, and the contact gas supply pipe is initially connected with the lens hole on the shell, and then the lifting sleeve continuously presses down, the air in the contact gas supply pipe is pressed into the shell through the plunger, and the air pressure in the shell is detected through the air pressure detector, if the air pressure is stable, the shell is sealed well, and if not, the sealing of the shell needs to be resealed. BRIEF DESCRIPTION OF DRAWINGS

[0025] Fig. 1 It is a perspective view of the utility model;

[0026] Fig. 2 It is a structural sectional view of the utility model;

[0027] Fig. 3 It is a sectional front view of the utility model.

[0028] IN THE DRAWINGS:

[0029] 01, shell;

[0030] 1, detection platform; 11, guide groove;

[0031] 2, lifting part; 21, connecting plate; 211, limiting sliding groove; 22, adjusting screw; 23, driving unit;

[0032] 3, detection part; 31, lifting sleeve; 311, pressure plunger; 312, air pressure detector; 32, contact gas supply pipe; 33, return spring; 34, connecting mechanism; 341, connecting block; 342, limiting sliding block. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The embodiments in the present application and the features in the embodiments can be combined with each other without conflict. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0034] Please refer to Figs. 1-3 The utility model discloses a gas tightness detection equipment, including:

[0035] Detection platform 1, detection platform 1 is used to arrange shell 01, need to explain, shell 01 is equipped with visual hole for camera lens installation, the hole is communicated with shell 01 inside, and shell 01 is composed of two opposite half shells, and the main detection of the present application is the sealing property of the connecting place between two groups of half shells;

[0036] Lifting part 2, the lifting part 2 is arranged on one side of detection platform 1;

[0037] Detection part 3, the detection part 3 is arranged on lifting part 2, and the lifting part 2 is used to drive detection part 3 to lift and contact shell 01;

[0038] The detection part 3 includes lifting sleeve 31 and contact gas supply pipe 32, the contact gas supply pipe 32 is sleeved in lifting sleeve 31, and the contact gas supply pipe 32 is used to contact shell 01 under the driving of lifting part 2;

[0039] The lifting sleeve 31 is provided with the pressure plunger 311 corresponding to the contact gas supply pipe 32, and the pressure plunger 311 is used to press the gas in the contact gas supply pipe 32 into shell 01;

[0040] The pressurizing plunger 311 is provided with an air pressure detector 312 for detecting whether the air pressure inside the shell 01 is constant.

[0041] With the above structure, when the device is in use, the shell 01 can be placed on the detection platform 1, and then the lifting part 2 is started to drive the detection part 3 to press on the surface of the shell 01, and the contact air supply pipe 32 is initially connected with the lens hole on the shell 01. Then the lifting sleeve 31 continues to press down, and the air inside the contact air supply pipe 32 is pressed into the shell 01 through the pressurizing plunger 311, and the process continues for a period of time. The air pressure detector 312 detects whether the air pressure inside the shell 01 is stable. If yes, it means that the shell 01 is sealed well. If not, it means that there is a leak in the sealing of the shell 01, and the sealing needs to be re-performed.

[0042] In this application, the lifting sleeve 31 is provided with a reset spring 33 corresponding to the contact air supply pipe 32, which is used to push the contact air supply pipe 32 to reset;

[0043] The lifting sleeve 31 is provided with a limiting ring corresponding to the contact air supply pipe 32 to prevent the contact air supply pipe 32 from coming out.

[0044] With the above structure, after the sealing detection is completed, the contact air supply pipe 32 is extended out of the lifting sleeve 31 during the resetting process of the detection part 3 driven by the lifting part 2, for subsequent use.

[0045] In this application, the lifting part 2 includes a connecting plate 21 vertically arranged on the detection platform 1.

[0046] The connecting plate 21 is provided with an adjusting screw 22 and a driving unit 23 for driving the adjusting screw 22 to operate.

[0047] The detection part 3 is provided with a connecting mechanism 34, which includes a connecting block 341 threadedly connected with the adjusting screw 22.

[0048] Further, the connecting plate 21 is provided with a limiting sliding groove 211.

[0049] The connecting mechanism 34 further includes a limiting sliding block 342 extending into the limiting sliding groove 211.

[0050] With the above structure, the adjusting screw 22 is threadedly connected with the connecting block 341, so that during the operation of the adjusting screw 22, the detection part 3 can be lifted along the direction of the adjusting screw 22, and the limiting sliding block 342 is used to limit and ensure the stability and feasibility of the lifting process of the detection part 3.

[0051] It is easily conceivable that the bottom of the contact gas supply pipe 32 is provided with a sealing ring for contacting the shell 01 to avoid other overflow and affect the detection result.

[0052] It is further explained that the lifting sleeve 31 is provided with a controller which is electrically connected with the air pressure detector 312, and the controller is used to determine whether the shell 01 is leaked according to the feedback value of the air pressure detector 312.

[0053] The top end of the lifting sleeve 31 is provided with an indicating lamp which is electrically connected with the controller.

[0054] Further, in order to facilitate the quick and accurate placement of the shell 01, the detection platform 1 is provided with a guide groove 11 for placing the shell 01.

[0055] It should be noted that if the embodiment of the utility model has directionality indication (such as up, down, left, right, front, back, etc.), the directionality indication is only used to explain the relative position relationship, movement condition, etc. between the components in a certain specific posture (as shown in the drawings), if the specific posture changes, the directionality indication also changes accordingly.

[0056] In addition, if the embodiment of the utility model has the description of "first", "second" and the like, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0057] In addition, "a plurality of" refers to two or more.

[0058] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An air tightness detecting apparatus characterized by comprising: The utility model relates to a detection device for shell, which comprises the following: a detection platform (1) for placing a shell (01); a lifting part (2) arranged on one side of the detection platform (1); a detection part (3) arranged on the lifting part (2) and driven by the lifting part (2) to contact the shell (01); the detection part (3) comprises a lifting sleeve (31) and a contact gas supply pipe (32) arranged in the lifting sleeve (31), and the contact gas supply pipe (32) is used to contact the shell (01) under the driving of the lifting part (2); a pressurizing plunger (311) corresponding to the contact gas supply pipe (32) is arranged in the lifting sleeve (31), and the pressurizing plunger (311) is used to press the gas in the contact gas supply pipe (32) into the shell (01); a gas pressure detector (312) is arranged on the pressurizing plunger (311), and the gas pressure detector (312) is used to detect whether the gas pressure in the shell (01) is constant.

2. The air tightness testing apparatus of claim 1, wherein: a reset spring (33) corresponding to the contact gas supply pipe (32) is arranged in the lifting sleeve (31), and the reset spring (33) is used to reset the contact gas supply pipe (32); a limiting ring corresponding to the contact gas supply pipe (32) is arranged in the lifting sleeve (31) to prevent the contact gas supply pipe (32) from coming out.

3. The leak detection apparatus of claim 1, wherein: the lifting part (2) comprises a connecting plate (21) arranged vertically on the detection platform (1); an adjusting screw (22) and a driving unit (23) for driving the adjusting screw (22) to operate are arranged on the connecting plate (21); a connecting mechanism (34) is arranged on the detection part (3), and the connecting mechanism (34) comprises a connecting block (341) threadedly connected with the adjusting screw (22).

4. The leak detection apparatus of claim 3, wherein: a limiting sliding groove (211) is formed in the connecting plate (21); the connecting mechanism (34) further comprises a limiting sliding block (342) extending into the limiting sliding groove (211).

5. The leak detection apparatus of claim 1, wherein: a sealing ring is arranged at the bottom of the contact gas supply pipe (32) to contact the shell (01).

6. The leak detection apparatus of claim 1, wherein: a controller is arranged in the lifting sleeve (31) and electrically connected with the gas pressure detector (312), and the controller is used to judge whether the shell (01) leaks according to the feedback value of the gas pressure detector (312); an indicating lamp electrically connected with the controller is arranged at the top end of the lifting sleeve (31).

7. The leak detection apparatus of claim 1, wherein: a guide groove (11) for placing the shell (01) is arranged on the detection platform (1).

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