CN209945655U - Negative pressure deformation measurement manual package air tightness test equipment - Google Patents
Negative pressure deformation measurement manual package air tightness test equipment Download PDFInfo
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- CN209945655U CN209945655U CN201920511787.6U CN201920511787U CN209945655U CN 209945655 U CN209945655 U CN 209945655U CN 201920511787 U CN201920511787 U CN 201920511787U CN 209945655 U CN209945655 U CN 209945655U
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- negative pressure
- cover body
- measuring
- pressure cover
- manual
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a negative pressure deformation measures manual packing gas tightness test equipment, including bed plate, the negative pressure cover body, coupling and measuring mechanism, the bed plate is covered with the negative pressure cover body, form sealed measurement cavity between the negative pressure cover body and the bed plate for measure plastic film's leakproofness, be connected with the coupling on the negative pressure cover body, the coupling is used for external vacuum pump equipment, measuring mechanism is including measuring support and gauge, it sets firmly in the negative pressure cover body to measure the support, the gauge sets firmly on measuring the support, be provided with on the negative pressure cover body lateral part bed plate and be used for compressing tightly the manual seal hold-down mechanism on the bed plate with the negative pressure cover body. The utility model discloses whether can make the mechanism judge qualified through measuring the thickness change of material under negative pressure environment, measure the rate of accuracy height, the mechanism is simple simultaneously, and investment cost is low, is fit for small-scale sampling test.
Description
Technical Field
The utility model relates to a plastic film gas tightness test equipment's technical field, especially a technical field of manual packing gas tightness test equipment of negative pressure deformation measurement.
Background
Many products are packaged by sealing films to ensure safety, the airtightness of the films needs to be detected after the products are produced, manual sampling inspection or long-time standing inspection is generally adopted to observe appearance change at present, the manual sampling inspection has no unified standard, and data which cannot be quantified by only visual observation is easy to be subjected to false inspection; the product with the problem of air tightness can generate bulges due to chemical reaction after standing for a long time, but the standing time is not standard and the time is long.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem among the prior art, provide a negative pressure deformation measurement hand-operated packing gas tightness test equipment, can make the mechanism judge whether qualified through the thickness change of measuring the material under negative pressure environment, measure the rate of accuracy, the mechanism is simple simultaneously, and investment cost is low, is fit for small-scale sampling test.
For realizing above-mentioned purpose, the utility model provides a negative pressure deformation measures manual packing gas tightness test equipment, including bed plate, the negative pressure cover body, coupling and measuring mechanism, the bed plate is upper cover has the negative pressure cover body, form sealed measurement cavity between the negative pressure cover body and the bed plate, be connected with the coupling on the negative pressure cover body, measuring mechanism is including measuring support and gauge, it is internal that the measuring support sets firmly at the negative pressure cover, the gauge sets firmly on the measuring support.
Preferably, a manual sealing and pressing mechanism for pressing the negative pressure cover body on the base plate is arranged on the base plate at the side part of the negative pressure cover body.
Preferably, the manual sealing and pressing mechanism comprises a pressing fixing seat, a pressing arm, a manual handle, a synchronous linkage rod and a push rod, the upper portion of one side of the pressing fixing seat is hinged with the pressing arm, the lower portion of the other side of the pressing fixing seat is hinged with the manual handle, the synchronous linkage rod is hinged between the pressing arm and the manual handle, and the end portion of the pressing arm is provided with the push rod.
Preferably, a sealing sleeve is arranged between the base plate and the negative pressure cover body.
Preferably, a switch valve is connected to the pipe joint.
Preferably, the pipe joint is connected with a pressure gauge.
Preferably, the type of the measuring gauge is a dial gauge.
Preferably, the type of gauge is a pressure sensor.
The utility model discloses an use bed plate, the negative pressure cover body, coupling and measuring mechanism in plastic film gas tightness test equipment, can make the mechanism judge whether qualified through the thickness change of measuring the material under negative pressure environment, measure the rate of accuracy height, the mechanism is simple simultaneously, and investment cost is low, is fit for small-scale sampling test, can be used for laboratory product film leakproofness parametric test simultaneously, also can be used for the leakproofness test of other products, and the commonality is strong.
Drawings
The above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments taken in conjunction with the accompanying drawings in which like reference characters refer to like features throughout and in which:
FIG. 1 is a schematic perspective view of a negative pressure deformation measurement manual package air tightness test device of the present invention;
FIG. 2 is a perspective view of the negative pressure cup and the nipple;
FIG. 3 is an exploded schematic view of the negative pressure housing, measurement mechanism and tube coupling;
FIG. 4 is a perspective view of the manual sealing and compressing mechanism in a compressed state;
fig. 5 is a perspective view of the released state of the manual seal pressing mechanism.
In the figure: 1-base plate, 2-negative pressure cover body, 3-pipe joint, 31-switch valve, 32-pressure gauge, 4-measuring mechanism, 41-measuring support, 42-measuring gauge, 5-manual sealing pressing mechanism, 51-pressing fixed seat, 52-pressing arm, 53-manual handle, 54-synchronous linkage rod, 55-ejector rod and 6-sealing sleeve.
Detailed Description
Referring to fig. 1 and 3, the present invention relates to a negative pressure deformation measurement manual packing airtightness test device, which comprises a base plate 1, a negative pressure cover body 2, a pipe joint 3 and a measurement mechanism 4, wherein the base plate 1 is covered with the negative pressure cover body 2, a sealed measurement cavity is formed between the negative pressure cover body 2 and the base plate 1, the device is used for measuring the tightness of a plastic film, the negative pressure cover body 2 is connected with the pipe joint 3, the pipe joint 3 is used for being externally connected with vacuum pumping equipment, the measuring mechanism 4 comprises a measuring bracket 41 and a measuring meter 42, the measuring bracket 41 is fixedly arranged in the negative pressure cover body 2, the measuring meter 42 is fixedly arranged on the measuring bracket 41, the measuring meter 42 is used for measuring the shape change of a material under a negative pressure environment, the measuring meter 42 can be a dial indicator, when the negative pressure environment is in the negative pressure cover body 2, the plastic film with good sealing performance can expand, and the thickness of the plastic film can be measured through a dial indicator to judge whether the sealing performance of the plastic film is qualified; the measuring meter 42 may also be a pressure sensor, when the inside of the negative pressure cover body 2 is in a negative pressure environment, the plastic film with good sealing performance may expand, the pressure applied to the pressure sensor may increase, when the pressure applied to the pressure sensor increases, the sealing performance of the plastic film is good, otherwise, the sealing performance of the plastic film is poor.
Referring to fig. 2 and 3, a manual sealing and pressing mechanism 5 for pressing the negative pressure cover body 2 on the base plate 1 is arranged on the base plate 1 at the side of the negative pressure cover body 2.
Referring to fig. 4 and 5, the manual sealing and compressing mechanism 5 includes a compressing fixing seat 51, a compressing arm 52, a manual handle 53, a synchronous linkage rod 54 and a push rod 55, the upper portion of one side of the compressing fixing seat 51 is hinged with the compressing arm 52, the lower portion of the other side of the compressing fixing seat 51 is hinged with the manual handle 53, the synchronous linkage rod 54 is hinged between the compressing arm 52 and the manual handle 53, the end portion of the compressing arm 52 is provided with the push rod 55, the push rod 55 is used for compressing the negative pressure cover body 2, so that the negative pressure cover body 2 is tightly attached to the base plate 1, the synchronous linkage rod 54 is driven to rotate by manually rotating the manual handle 53, the compressing arm 52 is driven to rotate by the synchronous linkage rod 54, when the hole at the upper end of the synchronous rod 54 is positioned right above the hole at the lower end, the negative pressure cover body 2 can be compressed.
A sealing sleeve 6 is arranged between the base plate 1 and the negative pressure cover body 2, and the sealing performance of a sealing measurement cavity formed between the negative pressure cover body 2 and the base plate 1 can be improved through the sealing sleeve 6. The pipe joint 3 is connected with a switch valve 31, and the flow of the air flow is controlled through the switch valve 31.
A pressure gauge 32 is attached to the pipe connection 3, and the air pressure in the pipe connection 3 is measured by the pressure gauge 32. Referring to fig. 3, the type of the measuring gauge 42 is a dial indicator, when the inside of the negative pressure cover body 2 is in a negative pressure environment, the plastic film with good sealing performance expands, the thickness of the plastic film can be measured by the dial indicator to judge whether the sealing performance of the plastic film is qualified, the type of the measuring gauge 42 is a pressure sensor, when the inside of the negative pressure cover body 2 is in a negative pressure environment, the plastic film with good sealing performance expands, the pressure applied to the pressure sensor increases, when the pressure applied to the pressure sensor increases, the sealing performance of the plastic film is good, otherwise, the sealing performance of the plastic film is poor.
The utility model relates to a negative pressure deformation measures manual packing gas tightness test equipment, through 1 with the bed plate, the negative pressure cover body 2, coupling 3 and measuring mechanism 4 use in plastic film gas tightness test equipment, can make the mechanism judge whether qualified through measuring the thickness change of material under the negative pressure environment, measure the rate of accuracy, the while mechanism is simple, low investment cost, be fit for small-scale sampling test, can be used for laboratory product film leakproofness parametric test simultaneously, also can be used for the leakproofness test of other products, therefore, the commonality is strong.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (8)
1. The utility model provides a manual packing gas tightness test equipment of negative pressure deformation measurement which characterized in that: the measuring device comprises a base plate, a negative pressure cover body, a pipe joint and a measuring mechanism, wherein the negative pressure cover body is covered on the base plate, a sealed measuring cavity is formed between the negative pressure cover body and the base plate, the pipe joint is connected to the negative pressure cover body, the measuring mechanism comprises a measuring support and a measuring meter, the measuring support is fixedly arranged in the negative pressure cover body, and the measuring meter is fixedly arranged on the measuring support.
2. The negative-pressure deformation measurement manual package airtightness testing apparatus according to claim 1, wherein: and a manual sealing and pressing mechanism for pressing the negative pressure cover body on the base plate is arranged on the base plate at the side part of the negative pressure cover body.
3. The negative pressure deformation measurement manual package airtightness test apparatus according to claim 2, wherein: the manual sealing and pressing mechanism comprises a pressing fixing seat, a pressing arm, a manual handle, a synchronous linkage rod and an ejector rod, wherein the upper portion of one side of the pressing fixing seat is hinged to the pressing arm, the lower portion of the other side of the pressing fixing seat is hinged to the manual handle, the synchronous linkage rod is hinged between the pressing arm and the manual handle, and the ejector rod is arranged at the end of the pressing arm.
4. The negative-pressure deformation measurement manual package airtightness testing apparatus according to claim 1, wherein: and a sealing sleeve is arranged between the base plate and the negative pressure cover body.
5. The negative-pressure deformation measurement manual package airtightness testing apparatus according to claim 1, wherein: and the pipe joint is connected with a switch valve.
6. The negative-pressure deformation measurement manual package airtightness testing apparatus according to claim 1, wherein: the pipe joint is connected with a pressure gauge.
7. The negative-pressure deformation measurement manual package airtightness testing apparatus according to claim 1, wherein: the type of the measuring gauge is a dial gauge.
8. The negative-pressure deformation measurement manual package airtightness testing apparatus according to claim 1, wherein: the type of gauge is a pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920511787.6U CN209945655U (en) | 2019-04-16 | 2019-04-16 | Negative pressure deformation measurement manual package air tightness test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920511787.6U CN209945655U (en) | 2019-04-16 | 2019-04-16 | Negative pressure deformation measurement manual package air tightness test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209945655U true CN209945655U (en) | 2020-01-14 |
Family
ID=69128047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920511787.6U Expired - Fee Related CN209945655U (en) | 2019-04-16 | 2019-04-16 | Negative pressure deformation measurement manual package air tightness test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209945655U (en) |
-
2019
- 2019-04-16 CN CN201920511787.6U patent/CN209945655U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 Termination date: 20210416 |