CN220136604U - Device for detecting tightness of bottle body by utilizing charge leakage - Google Patents
Device for detecting tightness of bottle body by utilizing charge leakage Download PDFInfo
- Publication number
- CN220136604U CN220136604U CN202321712719.9U CN202321712719U CN220136604U CN 220136604 U CN220136604 U CN 220136604U CN 202321712719 U CN202321712719 U CN 202321712719U CN 220136604 U CN220136604 U CN 220136604U
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- Prior art keywords
- bottle body
- assembly
- bottle
- charge leakage
- electrode
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000005507 spraying Methods 0.000 claims abstract description 41
- 239000007921 spray Substances 0.000 claims abstract description 21
- 230000005684 electric field Effects 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 27
- 239000011521 glass Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 235000008939 whole milk Nutrition 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model provides a device for detecting tightness of a bottle body by utilizing charge leakage. The tray component bears the bottle body to be detected and can drive the bottle body to rotate around the central line of the tray component. The compressing assembly is compressed on the bottle mouth and then matched with the tray assembly to fix the bottle body. One end of the water spraying component can penetrate through the pressing component to extend into the bottle body and spray water to the inner wall of the bottle body. The electrode assembly is arranged outside the bottle body and is connected with a high-voltage power supply through a wire, and an inner electric field and an outer electric field can be formed between the electrode assembly and water in the bottle body. The device judges whether cracks or holes affecting the tightness exist on the bottle body or not by measuring whether electric charge leaks between the inside and the outside of the bottle body to form current, can completely realize automatic detection, and has high detection precision.
Description
Technical Field
The utility model relates to the technical field of automatic bottle tightness detection, in particular to a device for detecting bottle tightness by utilizing charge leakage.
Background
Glass bottles are used as a common liquid container, and the sealing performance of the bottle body is undoubtedly very important, and the traditional detection is directly observed by human eyes. However, for the white spirit industry, due to the wide use of the milk glass bottle, the whole milk glass bottle is milky white and is not transparent, so that whether cracks or holes, especially microcracks exist on the bottle or not is difficult to observe in the traditional detection mode.
Therefore, some detection methods for inflating and knocking the bottle body appear in the market, such as the detection methods described in CN208606972U and CN210825346U, however, the detection methods still need to be manually involved in judgment, can not completely realize automatic detection, have low detection precision, and are easy to cause the conditions of missed detection and false detection. In addition, the bottle is easy to burst in the detection process, and the cleaning burden and the potential safety hazard are increased.
Disclosure of Invention
In order to solve the technical problems in the prior art, the utility model provides a device for detecting the tightness of a bottle body by utilizing charge leakage.
The technical scheme of the utility model is as follows:
a device for detecting tightness of a bottle body by utilizing charge leakage comprises a tray assembly, a pressing assembly, a water spraying assembly, an electrode assembly, a measuring unit and a processing unit.
The tray component bears the bottle body to be detected and can drive the bottle body to rotate around the central line of the tray component.
The compressing assembly is compressed on the bottle mouth and then matched with the tray assembly to fix the bottle body.
One end of the water spraying component can penetrate through the pressing component to extend into the bottle body and spray water to the inner wall of the bottle body.
The electrode assembly is arranged outside the bottle body and is connected with a high-voltage power supply through a wire, and an inner electric field and an outer electric field can be formed between the electrode assembly and water in the bottle body.
When the bottle body is intact, charges inside and outside the bottle body cannot pass through the bottle body to form current, and the measured current value is 0; if cracks or holes exist on the bottle body, charges in the bottle body can leak to the outside of the bottle body through the bottle body along the cracks or holes under the action of an electric field, so that current is formed between the inside and the outside of the bottle body, and a non-0 current value can be measured at the moment. By measuring the current values inside and outside the bottle body, whether cracks or holes exist on the bottle body can be accurately judged.
The measuring unit is connected with the electrode assembly and the water spraying assembly to measure the current value between the inside and the outside of the bottle body.
The control unit is connected with the electrode assembly, the water spraying assembly and the measuring unit and controls the operation and stop of the electrode assembly, the water spraying assembly and the measuring unit;
the processing unit is connected with the measuring unit, analyzes and judges the data measured by the measuring unit, and determines whether cracks or holes exist on the bottle body.
In the above scheme, the electrode assembly comprises a discharge electrode connected with the high-voltage power supply and an electrode frame for fixing the discharge electrode, wherein the discharge electrode faces the bottle body, and a preset interval distance is arranged between the discharge electrode and the outer wall of the bottle body.
In the scheme, the discharge electrodes are vertically arranged, and the length of the discharge electrodes is larger than or equal to the height of the bottle body.
Further, the water spraying assembly comprises a water spraying pipe and a fixing seat for fixing one end of the water spraying pipe, and the other end of the water spraying pipe stretches into the bottle body. The central line of the spray pipe coincides with the central line of the bottle body, and a plurality of spray holes are vertically formed in the side wall of the spray pipe extending into the bottle body, and the spray holes are arranged opposite to the discharge electrode.
Further, the tray assembly can be in communication with the electrode assembly conductors.
Preferably, the tray assembly includes a conductive disc, the electrode assembly includes a discharge electrode connected to the high voltage power source, and the conductive disc is capable of communicating with the discharge electrode conductor.
According to the device for detecting the tightness of the bottle body by utilizing the charge leakage, provided by the utility model, whether the bottle body is provided with cracks or holes affecting the tightness or not is judged by measuring whether the charge leakage exists between the inner part and the outer part of the bottle body to form the current, so that the automatic detection can be completely realized, and the detection precision is high.
Drawings
In the drawings:
FIG. 1 is a schematic view of an apparatus for detecting tightness of a bottle body;
FIG. 2 is a schematic cross-sectional view of an apparatus for detecting tightness of a bottle;
fig. 3 is an enlarged partial schematic view of the portion a in fig. 2.
The components represented by the reference numerals in the figures are:
1. a tray assembly; 11. a conductive plate; 12. an insulating base; 13. a conductive post; 2. a compression assembly; 3. a water spray assembly; 31. a water spray pipe; 32. a fixing seat; 33. a water spraying hole; 4. an electrode assembly; 41. a discharge electrode; 42. an electrode holder; 43. discharge teeth; 5. and (3) a bottle body.
Detailed Description
As shown in fig. 1 and 2, an embodiment of the present utility model provides a device for detecting sealability of a bottle body using charge leakage (hereinafter referred to as a detection device for convenience of description), which includes a tray assembly 1, a pressing assembly 2, a water spraying assembly 3, an electrode assembly 4, a measuring unit and a processing unit.
During detection, the bottle body 5 to be detected is arranged on the tray assembly 1, the pressing assembly 2 is pressed on the bottle mouth, and then the bottle body 5 is clamped between the tray assembly 1 and the bottle mouth in a matching manner. One end of the water spraying component 3 penetrates through the pressing component 2 to extend into the bottle body 5, and sprays water to the inner wall of the bottle body 5. The water spray assembly 3 is capable of grounding the water and thereby negatively charging.
And an electrode assembly 4 is arranged outside the bottle body 5, the electrode assembly 4 is connected with a high-voltage power supply through a wire and is positively charged, so that an inner electric field and an outer electric field can be formed between the electrode assembly 4 and water in the bottle body 5.
When the bottle body 5 is intact, the charges inside and outside the bottle body 5 cannot pass through the bottle body 5 to form current due to the obstruction of the bottle wall, and the measured current value is 0; if there is a crack or hole on the bottle 5, the charges in the bottle 5 will leak out of the bottle 5 through the bottle 5 along the crack or hole under the action of the electric field, so that a current is formed between the inside and the outside of the bottle 5, and a non-0 current value can be measured at this time. By measuring the current values inside and outside the bottle body 5, whether cracks or holes exist on the bottle body 5 can be accurately judged.
The measuring unit is connected with the electrode assembly 4 and the water spraying assembly 3, measures the current value between the inside and the outside of the bottle body 5, transmits the measured current value to the processing unit connected with the measuring unit, and the processing unit analyzes and judges the obtained data to determine whether cracks or holes exist on the bottle body 5.
The control unit is connected with the electrode assembly 4, the water spraying assembly 3 and the measuring unit and is used for controlling the operation and the stop of the three;
specifically, in this embodiment, the tray assembly 1 not only can rotate around its own center line, but also can move along the vertical direction, and then drives the bearing bottle body 5 to move up and down, so that the water spraying assembly 3 can be inserted into or withdrawn from the bottle. In some embodiments, however, the tray assembly 1 is not moved up and down, but is moved up and down by the water spray assembly 3, and the water spray assembly 3 may be inserted into or withdrawn from the bottle.
In this embodiment, the tray assembly 1 can be in conductive communication with the electrode assembly 4, so that an inner and an outer electric fields are formed between the tray assembly 1 and the water in the bottle, and then whether a crack or a hole exists at the bottom of the bottle is detected.
Specifically, referring to fig. 3, the tray assembly 1 includes a conductive plate 11 and an insulating base 12, wherein the conductive plate 11 is mounted on the insulating base 12, and the top surface of the conductive plate contacts with the bottom surface of the bottle body 5. The outside of the conductive disc 11 is connected with a conductive post 13.
The electrode assembly 4 includes a discharge electrode 41 and an electrode holder 42. The electrode holder 42 is fixed to a frame of the detection device, and the discharge electrode 41 is fixed to the electrode holder 42 and connected to a high-voltage power supply.
The conductive column 13 can rise along with the tray assembly 1 to be in contact with the discharge electrode 41, so that the conductive plate 11 is in conductor communication with the discharge electrode 41, and further an internal and external electric field is formed between the conductive plate and water in the bottle.
Further, the discharge electrode 41 is vertically arranged, and the length of the discharge electrode is greater than or equal to the height of the bottle body 5, and the shape of the side surface of the discharge electrode, which is close to the bottle body 5, is similar to the shape of the bottle body 5.
The discharge electrode 41 in this embodiment is disposed towards the bottle 5, and a predetermined distance is provided between the discharge electrode and the outer wall of the bottle 5. Preferably, the discharge electrode 41 is provided with dense discharge teeth 43 on a side surface near the bottle body 5.
Referring to fig. 2 and 3, the water spraying assembly 3 in the present embodiment includes a water spraying pipe 31, a fixing base 32, a water tank and an electromagnetic valve. The fixing base 32 is fixed on the frame of the detection device, one end of the water spraying pipe 31 extends into the bottle body 5, the other end of the water spraying pipe is fixed on the fixing base 32, and the water spraying pipe is connected with a water tank through a through hole arranged on the fixing base 32, and the water tank is grounded, so that water is grounded. The electromagnetic valve is arranged between the water spray pipe 31 and the water tank, controls the circulation of water, and is opened or closed by the control unit.
Further, the water spraying pipe 31 extending into the bottle 5 is vertically provided with a plurality of water spraying holes 33 on the side wall, the discharge electrode 41 is a vertical strip electrode, and the water spraying holes 33 are opposite to the discharge electrode 41.
In this embodiment, the water spray pipe 31, the bottle 5 and the tray assembly 1 are aligned with each other, and the discharge electrode 41 is located on the central cross section of the bottle 5.
The water spraying assembly 3, the pressing assembly 2 and the electrode assembly 4 in the embodiment are designed to be fixed with a rack of the detection device, and the bottle body 5 to be detected is sent to the detection position through lifting of the tray assembly 1. It should be understood that in some embodiments, the tray assembly 1 may be fixed, and the water spraying assembly 3, the pressing assembly 2 and the electrode assembly 4 may be lifted, or the tray assembly 1 and the water spraying assembly 3, the pressing assembly 2 and the electrode assembly 4 may be moved relatively simultaneously, so as to achieve the purpose of conveying the bottle 5 to be tested into the testing position, which is not limited by the present utility model.
In the detection device provided by the embodiment, during specific detection, the tray assembly 1 lifts the bottle body 5 to be detected to a detection position, the pressing assembly 2 is pressed on the bottle mouth at the moment, the conductive column 13 is abutted against the discharge electrode 41, and the spray pipe 31 is inserted into the bottle body 5;
then the controller controls the high-voltage power supply to start charging the discharge electrode 41, controls the electromagnetic valve to be opened, and starts spraying water to the inner wall of the bottle body 5 through the water spraying pipe 31, and during the period, the tray assembly 1 starts to drive the bottle body 5 to rotate around the central line of the tray assembly;
after the voltage of the discharge electrode 41 rises to the rated voltage, the water spraying state is basically stable, a stable electric field is established inside and outside the bottle body 5, and the controller controls the measuring unit to start measuring the charge change condition in the electric field, namely the current value change condition;
continuously spraying water stably for a period of time, wherein the bottle body 5 rotates at least one circle, and the measuring unit measures the change condition of the current value of the bottle body 5 during the period and transmits the change condition to the processing unit;
the processing unit analyzes the current change condition in the electric field stable establishment time period, and compares and analyzes the current change condition corresponding to the standard intact bottle body to judge whether the current detection bottle has leakage condition or not;
after the duration time is reached, the controller controls the electromagnetic valve and the high-voltage power supply to stop spraying water and stopping charging, the tray assembly 1 stops rotating and drives the bottle body 5 to descend, or the tray assembly 1 stops rotating and the water spraying assembly 3 moves upwards to enable the water spraying pipe 31 to withdraw from the bottle body 5, and the bottle body 5 is withdrawn from the detection position.
According to the device for detecting the tightness of the bottle body by utilizing the charge leakage, the water is sprayed into the bottle through the water spraying component 3, meanwhile, the electrode is arranged outside the bottle body 5 for discharging, when cracks or holes exist on the bottle body 5, the bottle body 5 is internally and externally conducted, the charge can move and leak, the current value can change, whether the cracks or holes affecting the tightness exist on the bottle body 5 or not is judged through the cooperation of the water spraying component 3 and the discharging electrode 41, automatic detection can be completely realized, and the detection precision is high.
Claims (10)
1. An apparatus for detecting tightness of a bottle body by using charge leakage, comprising:
the tray assembly (1) is used for bearing the bottle body (5) to be detected;
the compressing component (2) is compressed on the bottle mouth;
one end of the water spraying component (3) can penetrate through the compression component (2) to extend into the bottle body (5) and spray water to the inner wall of the bottle body (5);
the electrode assembly (4) is arranged outside the bottle body (5) and is connected with a high-voltage power supply through a wire, and an inner electric field and an outer electric field can be formed between the electrode assembly (4) and water in the bottle body (5);
a measuring unit connected to the electrode assembly (4) and the water spray assembly (3);
a control unit connected with the electrode assembly (4), the water spray assembly (3) and the measurement unit;
and the processing unit is connected with the measuring unit.
2. A device for detecting tightness of bottle body by means of electric charge leakage according to claim 1, characterized in that said electrode assembly (4) comprises a discharge electrode (41) connected to said high voltage power source and an electrode holder (42) for fixing said discharge electrode (41), said discharge electrode (41) being oriented towards the bottle body (5).
3. A device for detecting tightness of a bottle body by means of charge leakage according to claim 2, characterized in that a predetermined distance is provided between the discharge electrode (41) and the outer wall of the bottle body (5).
4. A device for detecting tightness of a bottle by means of charge leakage according to claim 3, characterized in that the discharge electrode (41) is arranged vertically and has a length greater than or equal to the height of the bottle (5).
5. A device for detecting tightness of bottle body by means of electric charge leakage according to claim 1, characterized in that the water spraying assembly (3) comprises a water spraying pipe (31) and a fixing seat (32) for fixing one end of the water spraying pipe (31), and the other end of the water spraying pipe (31) extends into the bottle body (5).
6. A device for detecting the tightness of a bottle body by means of electric charge leakage according to claim 5, characterized in that the water jet pipe (31) center line coincides with the bottle body (5) center line.
7. A device for detecting tightness of bottle body by means of electric charge leakage according to claim 6, characterized in that the side wall of the water spray pipe (31) is vertically provided with a plurality of water spray holes (33), the electrode assembly (4) comprises a vertically arranged discharge electrode (41), and the water spray holes (33) are arranged opposite to the discharge electrode (41).
8. A device for detecting tightness of bottles by means of charge leakage according to any one of claims 1 to 7 characterised in that said tray assembly (1) is able to rotate the bottles (5) about their own centre line.
9. A device for detecting tightness of bottle body by means of electric charge leakage according to claim 8, characterized in that said tray assembly (1) is capable of communicating with said electrode assembly (4) conductor.
10. A device for detecting tightness of bottles by means of charge leakage according to claim 9 characterised in that said tray assembly (1) comprises a conductive disc (11), said electrode assembly (4) comprising a discharge electrode (41) connected to said high voltage power supply, said conductive disc (11) being able to be in conductive communication with said discharge electrode (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712719.9U CN220136604U (en) | 2023-07-03 | 2023-07-03 | Device for detecting tightness of bottle body by utilizing charge leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712719.9U CN220136604U (en) | 2023-07-03 | 2023-07-03 | Device for detecting tightness of bottle body by utilizing charge leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220136604U true CN220136604U (en) | 2023-12-05 |
Family
ID=88963968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321712719.9U Active CN220136604U (en) | 2023-07-03 | 2023-07-03 | Device for detecting tightness of bottle body by utilizing charge leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220136604U (en) |
-
2023
- 2023-07-03 CN CN202321712719.9U patent/CN220136604U/en active Active
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