CN220872001U

CN220872001U - Air tightness detector

Info

Publication number: CN220872001U
Application number: CN202322140298.3U
Authority: CN
Inventors: 刘美清
Original assignee: Dongguan Yisu Packaging Technology Co ltd
Current assignee: Dongguan Yisu Packaging Technology Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-30
Anticipated expiration: 2033-08-10

Abstract

The utility model relates to the technical field of plastic bottle production, in particular to an air tightness detector which comprises a base, wherein an operation panel is arranged on the front surface of the base, a transparent water storage tank is fixedly arranged on the upper surface of the base, a top plate is arranged right above the transparent water storage tank, a stand column is fixedly arranged on the lower surface of the top plate, one end of the stand column, which is far away from the top plate, is fixedly connected with the upper surface of the base, a lifting mechanism is fixedly arranged on the upper surface of the top plate, and an air conveying mechanism is fixedly arranged on the upper surface of the top plate on one side of the lifting mechanism. The utility model overcomes the defects of the prior art, the bearing table can be driven to move up and down in the vertical direction through the servo electric cylinder, meanwhile, the bottle body to be detected can be connected with the internal thread interface in an adapting way by utilizing the external thread of the port of the bottle body to be detected, the air pressure detection sensor on the internal thread interface can be used for detecting the air in the detection sample, and the air pressure detection sensor can be used for detecting the air leakage on the surface of the detection sample.

Description

Air tightness detector

Technical Field

The utility model relates to the technical field of plastic bottle production, in particular to an air tightness detector.

Background

The plastic bottle is mainly made of polyethylene or polypropylene and various organic solvents, polyester, polyethylene and polypropylene are widely used as raw materials, and after the corresponding organic solvents are added, the plastic bottle is heated at high temperature and then is subjected to blow molding, extrusion blowing or injection molding through a plastic mold;

The patent application number (CN 201822179940.8) is issued to China, which discloses a complete machine specific structure of a plastic bottle air tightness detection machine, as shown in the figure, wherein the detection machine consists of an upper working assembly and a lower box body, a plastic bottle conveying line is arranged on the working assembly, a bottle opening cleaning mechanism A, an automatic knob bottle cap mechanism B, an air tightness detection mechanism C and a thickness detection mechanism D are sequentially arranged along the direction of the plastic bottle conveying line, the thickness detection mechanism D consists of a working device and a working device, a plurality of bottle fixing jigs for fixedly conveying plastic bottles are arranged on the plastic bottle conveying line, and the interval between two bottle fixing jigs or the interval between two bottle fixing jigs is consistent with the interval between the mechanism B, the mechanism C and the mechanism D;

Above-mentioned scheme can be placed the bottle under the surface of water to whether through the injection gas in to the bottle, observe the water and appear the bubble, thereby detect the condition that whether the bottle takes place the gas leakage, but exist and can't carry out the gas tightness of a plurality of bottles and carry out synchronous detection, when face a large amount of bottle detection, be difficult to carry out efficient bottle detection and use, for this reason, propose an gas tightness detector.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an air tightness detector, overcomes the defects of the prior art and solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an air tightness detects machine, includes the base, the front surface of base is equipped with operating panel, and the last fixed surface of base installs transparent tank, the outside fixed mounting of the bottom of transparent tank has the drain pipe, and the valve is installed to the surface configuration of drain pipe, is equipped with the roof directly over the transparent tank, and the lower fixed surface of roof installs the stand, and roof one end and base upper surface fixed connection are kept away from to the stand, and the last fixed surface of roof installs elevating system, and the last fixed surface of elevating system one side roof installs gas transmission mechanism.

As a preferable technical scheme of the utility model, the lifting mechanism comprises a servo electric cylinder fixedly arranged on the upper surface of a top plate, guide sleeves fixedly arranged on the upper surfaces of the top plates on the left side and the right side of the servo electric cylinder, a polish rod sleeved in the guide sleeves in a sliding manner and a bearing table fixedly connected to the bottom ends of the two polish rods, a piston rod at the bottom end of the servo electric cylinder is fixedly connected with the upper surface of the bearing table, an internal thread interface is arranged on the lower surface of the bearing table, a detection sample is connected to the internal bolt of the internal thread interface, a gas distribution chamber is formed in the bearing table right above the internal thread interface and communicated with the internal thread interface, and a gas pressure detection sensor is fixedly arranged at the inner top of the internal thread interface.

As a preferable technical scheme of the utility model, the air transmission mechanism comprises an air pump fixedly arranged on the upper surface of the top plate and an air transmission hose fixedly arranged at the output end of the air pump, and one end, far away from the air pump, of the air transmission hose penetrates through the bearing table and is connected with the air distribution chamber.

As a preferable technical scheme of the utility model, the inner wall of the transparent water storage tank is fixedly provided with a heating box, and the inside of the heating box is fixedly provided with an electric heating pipe.

Compared with the prior art, the utility model has the beneficial effects that:

can drive the plummer through servo electronic jar and carry out the ascending and descending of vertical direction, the bottle that waits to detect simultaneously can utilize the external screw thread of its port to carry out the connection of adaptation and use with the female screw interface, and the atmospheric pressure on the female screw interface detects the sensor and can be used for detecting the use to detecting the inside gas of sample, when detecting the sample surface and revealing the condition, can detect through the atmospheric pressure detection sensor.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional elevation view of the present utility model;

Fig. 4 is a schematic view of a partial structure at a in fig. 3 according to the present utility model.

In the figure: 1. a base; 101. an operation panel; 2. a transparent water storage tank; 201. a drain pipe; 3. a top plate; 301. a column; 302. a servo electric cylinder; 303. a guide sleeve; 304. a polish rod; 305. a carrying platform; 306. an internal threaded interface; 307. an air pressure detecting sensor; 308. a gas distribution chamber; 4. an air pump; 401. a gas hose; 5. a heating box; 501. an electric heating tube; 6. and detecting the sample.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an airtight testing machine includes a base 1, an operation panel 101 is provided on a front surface of the base 1, a transparent water storage tank 2 is fixedly installed on an upper surface of the base 1, a drain pipe 201 is fixedly installed on an outer side of a bottom of the transparent water storage tank 2, a valve is installed on an outer surface of the drain pipe 201, a top plate 3 is provided right above the transparent water storage tank 2, a stand 301 is fixedly installed on a lower surface of the top plate 3, one end of the stand 301 far from the top plate 3 is fixedly connected with the upper surface of the base 1, a lifting mechanism is fixedly installed on an upper surface of the top plate 3, a gas transmission mechanism is fixedly installed on an upper surface of the top plate 3 on one side of the lifting mechanism, water is injected into the transparent water storage tank 2 during airtight testing, a bottle to be tested can be installed at a bottom of the lifting mechanism, the bottle can be immersed under a water surface inside the transparent water storage tank 2 through the lifting mechanism, air can be injected into the bottle immersed in the transparent water storage tank 2 through the gas transmission mechanism, and airtightness of the bottle is distinguished by observing whether gas leaks from the surface of the bottle.

Specifically, elevating system includes servo motor jar 302, fixed mounting in servo motor jar 302 left and right sides roof 3 upper surface, the guide sleeve 303 of fixed mounting in servo motor jar 302 upper surface, sliding sleeve connects the polished rod 304 in guide sleeve 303 inside and fixed connection is at the plummer 305 of two polished rod 304 bottoms, the piston rod of servo motor jar 302 bottom and plummer 305 upper surface fixed connection, the internal thread interface 306 has been seted up to plummer 305's lower surface, internal thread interface 306 internal screw connection has detection sample 6, the inside of plummer 305 is formed with air distribution chamber 308 directly over the internal thread interface 306, air distribution chamber 308 is linked together with internal thread interface 306, the internal top fixed mounting of internal thread interface 306 has air pressure detection sensor 307, can drive plummer 305 through servo motor jar 302 and carry out the upper and lower removal in vertical direction, the bottle body that waits to detect can utilize the external screw thread of its port to carry out the connection of adaptation simultaneously and use with internal thread interface 306, air pressure detection sensor 307 on the internal thread interface 306 can be used for detecting the gas in the detection sample 6 inside, leak in detection sample 6 surface appearance condition, can detect air pressure sensor 307 through detecting.

Specifically, the air conveying mechanism comprises an air pump 4 fixedly installed on the upper surface of the top plate 3 and an air conveying hose 401 fixedly installed at the output end of the air pump 4, one end, far away from the air pump 4, of the air conveying hose 401 penetrates through the bearing table 305 and is connected with the air distribution chamber 308, the air pump 4 can convey air to the inside of the air conveying hose 401, the air inside the air conveying hose 401 can enter the inside of the air distribution chamber 308, the air inside the air distribution chamber 308 can enter the inside of the detection sample 6 through the internal thread interface 306, and when a leak appears on the surface of the detection sample 6, the air can be discharged through the leak, so that the air tightness of the bottle body can be detected.

Specifically, the inner wall fixed mounting of transparent tank 2 has heating box 5, and the inside fixed mounting of heating box 5 has electric heating pipe 501, and electric heating pipe 501 can heat the inside use of transparent tank 2 for detect the bottle of gas tightness and can detect the use under same temperature environment.

Working principle: firstly, water is injected into the transparent water storage tank 2 during air tightness detection, a bottle body to be detected can be mounted at the bottom of a lifting mechanism, the bottle body can be driven by the lifting mechanism to be immersed below the water surface in the transparent water storage tank 2, a bearing table 305 can be driven by a servo electric cylinder 302 to move up and down in the vertical direction, meanwhile, the bottle body to be detected can be connected with an internal thread interface 306 in an adaptive manner by utilizing external threads of a port of the bottle body to be detected, an air pressure detection sensor 307 on the internal thread interface 306 can be used for detecting air in a detection sample 6, and when leakage occurs on the surface of the detection sample 6, the air pressure detection sensor 307 can be used for detecting;

the air pump 4 can carry gas to the inside of the air conveying hose 401, the inside gas of air conveying hose 401 can enter into the inside of the air distribution chamber 308, the inside gas of air distribution chamber 308 can enter into the inside of the detection sample 6 through the internal thread interface 306, the gas can be discharged through the leak when detecting that the leak appears on the surface of the sample 6, thereby the gas tightness of bottle can be detected, and whether the gas tightness of bottle is discerned through observing whether there is gas leakage on the surface of the bottle to the bottle injection air of the inside of the transparent water storage pool 2 through the air conveying mechanism, the electric heating pipe 501 can heat the inside of the transparent water storage pool 2 and use, so that the bottle for detecting the gas tightness can be detected under the same water temperature environment.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a gas tightness detects machine, includes base (1), its characterized in that: the front surface of base (1) is equipped with operating panel (101), and the last fixed surface of base (1) installs transparent tank (2), is equipped with roof (3) directly over transparent tank (2), and the lower fixed surface of roof (3) installs stand (301), and stand (301) are kept away from roof (3) one end and base (1) upper surface fixed connection, and the last fixed surface of roof (3) installs elevating system, and the last fixed surface of elevating system one side roof (3) installs gas transmission mechanism.

2. The air tightness detector according to claim 1, wherein: the outside of the bottom of the transparent water storage tank (2) is fixedly provided with a drain pipe (201), and the outer surface of the drain pipe (201) is provided with a valve.

3. The air tightness detector according to claim 1, wherein: the lifting mechanism comprises a servo electric cylinder (302) fixedly arranged on the upper surface of the top plate (3), guide sleeves (303) fixedly arranged on the upper surfaces of the top plates (3) on the left side and the right side of the servo electric cylinder (302), a polish rod (304) sleeved in the guide sleeves (303) in a sliding manner and a bearing table (305) fixedly connected to the bottoms of the two polish rods (304).

4. A gas tightness detector according to claim 3 wherein: the piston rod at the bottom end of the servo electric cylinder (302) is fixedly connected with the upper surface of the bearing table (305), an internal thread interface (306) is arranged on the lower surface of the bearing table (305), and a detection sample (6) is connected to the internal bolt of the internal thread interface (306).

5. The air tightness detector according to claim 4, wherein: an air distribution chamber (308) is formed in the bearing table (305) right above the internal threaded interface (306), the air distribution chamber (308) is communicated with the internal threaded interface (306), and an air pressure detection sensor (307) is fixedly arranged at the inner top of the internal threaded interface (306).

6. The air tightness detector according to claim 1, wherein: the air transmission mechanism comprises an air pump (4) fixedly arranged on the upper surface of the top plate (3) and an air transmission hose (401) fixedly arranged at the output end of the air pump (4).

7. The air tightness detector according to claim 6, wherein: one end of the air conveying hose (401) far away from the air pump (4) penetrates through the bearing table (305) to be connected with the air distribution chamber (308).

8. The air tightness detector according to claim 1, wherein: the inner wall of the transparent water storage tank (2) is fixedly provided with a heating box (5), and the inside of the heating box (5) is fixedly provided with an electric heating pipe (501).