CN219915284U - Air permeability testing device with automatic sample injection function - Google Patents
Air permeability testing device with automatic sample injection function Download PDFInfo
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- CN219915284U CN219915284U CN202320345148.3U CN202320345148U CN219915284U CN 219915284 U CN219915284 U CN 219915284U CN 202320345148 U CN202320345148 U CN 202320345148U CN 219915284 U CN219915284 U CN 219915284U
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- 238000012360 testing method Methods 0.000 title claims abstract description 158
- 230000035699 permeability Effects 0.000 title claims abstract description 70
- 238000002347 injection Methods 0.000 title claims abstract description 53
- 239000007924 injection Substances 0.000 title claims abstract description 53
- 238000005070 sampling Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model provides an air permeability testing device with an automatic sample injection function, which comprises: air permeability test host and supporting plate; a motor bracket, a first bracket and a first sample positioning piece are fixed on the supporting plate; the motor bracket is fixedly connected with a sample injection motor, the output end of the sample injection motor is connected with a sample injection wheel, the first sample positioning piece is fixedly connected with the first bracket; a test platform is arranged on the supporting plate at the sample introduction side of the first sample positioning piece, and a sample introduction wheel is used for driving a sample to sequentially pass through the test platform and the first sample positioning piece; the utility model can conveniently, efficiently and accurately perform air permeability test, and improves the accuracy of the test result while improving the test efficiency.
Description
Technical Field
The utility model relates to the technical field of air permeability testing, in particular to an air permeability testing device with an automatic sample injection function.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In the conventional air permeability test of a film or paper, an operator usually cuts a rolled or band-shaped sample (hereinafter referred to as a sample) to a proper size and then performs the test, and in particular, a rolled sample may be required to perform the test on the whole rolled sample.
The inventors have found that for such samples of particularly long length and requiring a large amount of measurement, the following problems can occur if the sample is cut apart for testing: (1) The operation is complicated, a large number of samples are required to be cut, and the test efficiency is reduced; (2) The test sample is required to be placed in a test area through manual operation, and the accuracy of a test result is easily affected for certain test samples with higher requirements on the test position; (3) After the sample is cut, the possibility of being stained exists in the waiting detection process, and the test result is adversely affected.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides the air permeability testing device with the automatic sample injection function, which can conveniently, efficiently and accurately perform air permeability testing, and improves the accuracy of the testing result while improving the testing efficiency.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the first aspect of the utility model provides an air permeability testing device with an automatic sample injection function.
An air permeability testing arrangement with autoinjection function includes: air permeability test host and supporting plate;
a motor bracket, a first bracket and a first sample positioning piece are fixed on the supporting plate;
the motor bracket is fixedly connected with the sample injection motor, the output end of the sample injection motor is connected with a sample injection wheel, and the first sample positioning piece is fixedly connected with the first bracket;
the sample introduction wheel is used for driving the sample to pass through the test platform and the first sample positioning piece in sequence.
As a further limitation of the first aspect of the present utility model, the apparatus further comprises a second bracket and a second sample positioning member, wherein the second sample positioning member is fixedly connected with the second bracket, the test platform is positioned on the supporting plate between the first sample positioning member and the second sample positioning member, and the sample introduction wheel is used for driving the sample to sequentially pass through the second sample positioning member, the test platform and the first sample positioning member.
As a further limitation of the first aspect of the present utility model, the air permeability testing device further comprises a sliding rail positioned at the bottom of the air permeability testing host, the supporting plate is slidably connected with the sliding rail, and the supporting plate can move along a direction perpendicular to the movement direction of the sample through the sliding rail;
the bottom of air permeability test host computer is equipped with the breach that the test was used, and test platform is located the layer board of breach position, and the slide rail is fixed in the bottom of air permeability test host computer's breach position.
As a further limitation of the first aspect of the present utility model, a first sample platen is provided on top of the first sample positioning member, the first sample platen being movably coupled to the first sample positioning member.
As a further limitation of the first aspect of the utility model, the first specimen positioning member is provided with a first recess for receiving the specimen, and the upper surface of the test platform and the inner bottom surface of the first recess are coplanar.
As a further limitation of the first aspect of the present utility model, a second sample platen is disposed on top of the second sample positioning member, the second sample platen being movably coupled to the second sample positioning member.
As a further limitation of the first aspect of the present utility model, the first sample positioning member is provided with a first recess for accommodating the sample, and the second sample positioning member is provided with a second recess for accommodating the sample, wherein an inner bottom surface of the first recess, an upper surface of the test platform and an inner bottom surface of the second recess are coplanar.
As a further limitation of the first aspect of the present utility model, a center pointer for indicating the central axis of the test platform is disposed on the air permeability test host near the sample feeding wheel, and a photoelectric sensing element for detecting the sample is disposed on the test platform.
As a further limitation of the first aspect of the utility model, the photoelectric sensing element is fixed on the test platform at a position far away from the sample injection wheel, and the motor bracket is hinged with the supporting plate.
The second aspect of the utility model provides an air permeability testing device with an automatic sample injection function.
An air permeability testing arrangement with autoinjection function includes: air permeability test host and supporting plate;
a motor bracket, a second bracket and a second sample positioning piece are fixed on the supporting plate;
the motor bracket is fixedly connected with a sample injection motor, the output end of the sample injection motor is connected with a sample injection wheel, and the second sample positioning piece is fixedly connected with the second bracket;
and a test platform is arranged on the supporting plate at the sample outlet side of the second sample positioning piece, and the sample feeding wheel is used for driving the sample to sequentially pass through the second sample positioning piece and the test platform.
As a further limitation of the second aspect of the present utility model, the air permeability test device further comprises a sliding rail positioned at the bottom of the air permeability test host, the supporting plate is slidably connected with the sliding rail, and the supporting plate can move along a direction perpendicular to the movement direction of the sample through the sliding rail;
the bottom of air permeability test host computer is equipped with the breach that the test was used, and test platform is located the layer board of breach position, and the slide rail is fixed in the bottom of air permeability test host computer's breach position.
As a further limitation of the second aspect of the present utility model, a second sample platen is disposed on top of the second sample positioning member, the second sample platen being movably coupled to the second sample positioning member.
As a further limitation of the second aspect of the utility model, the second specimen positioning member is provided with a second recess for receiving the specimen, and the upper surface of the test platform and the inner bottom surface of the second recess are coplanar.
As a further limitation of the second aspect of the present utility model, a center pointer for indicating the central axis of the test platform is disposed on the air permeability test host near the sample feeding wheel, and a photoelectric sensing element for detecting the sample is disposed on the test platform.
As a further limitation of the second aspect of the utility model, the photoelectric sensing element is fixed on the test platform at a position far away from the sample injection wheel, and the motor bracket is hinged with the supporting plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model creatively provides an air permeability testing device with an automatic sample injection function, which can conveniently, efficiently and accurately test air permeability, and improves the accuracy of a testing result while improving the testing efficiency.
2. The utility model creatively provides an air permeability testing device with an automatic sample injection function, wherein a center pointer for indicating the central axis of a testing platform is arranged on one side, close to a sample injection wheel, of an air permeability testing host machine, and a supporting plate can drive the testing platform to move so as to ensure that a sample is always positioned at the central axis of the testing platform.
3. The utility model creatively provides an air permeability testing device with an automatic sample injection function, wherein a photoelectric sensing element for detecting a sample is arranged on a testing platform, so that the detection of sample transmission can be performed in real time.
4. The utility model creatively provides an air permeability testing device with an automatic sample injection function, and the flatness during sample injection of a test is improved and the testing efficiency and accuracy are improved by arranging the first sample pressing plate and the second sample pressing plate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
Fig. 1 is a schematic structural diagram of an air permeability testing device with an automatic sample injection function according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of an air permeability testing device with an automatic sample injection function according to a second embodiment of the present utility model;
fig. 3 is a schematic structural diagram III of an air permeability testing device with an automatic sample injection function according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a sample injection state of an air permeability testing device with an automatic sample injection function according to an embodiment of the present utility model;
1, an air permeability testing host; 2. a center pointer; 3. a sample injection motor; 4. a sample introduction wheel; 5. a motor bracket; 6. a first bracket; 7. a first sample positioning block; 8. a first sample platen; 9. a test platform; 10. a supporting plate; 11. a photoelectric sensor; 12. a second bracket; 13. a slide rail; 14. a sample; 15. a second sample positioning block; 16. a second sample platen.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
Embodiments of the utility model and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1, 2 and 3, the embodiment provides an air permeability testing device with an automatic sample feeding function, which includes: a ventilation testing host 1 and a supporting plate 10;
the supporting plate 10 is fixedly provided with a motor bracket 5, a first bracket 6, a first sample positioning block 7 (namely a first sample positioning piece), a second bracket 12 and a second sample positioning block 15 (namely a second sample positioning piece);
the motor bracket 5 is fixedly connected with the sample injection motor 3, the output end of the sample injection motor 3 is connected with the sample injection wheel 4, the sample injection motor 3 can drive the sample injection wheel 4 to rotate, the first bracket 6 is fixedly provided with the first sample positioning block 7, and the second bracket 12 is fixedly provided with the second sample positioning block 15;
a test platform 9 is arranged on the supporting plate 10 between the first sample positioning block 7 and the second sample positioning block 15, and the sample feeding wheel 4 is used for driving samples to sequentially pass through the second sample positioning block 15, the test platform 9 and the first sample positioning block 7.
It will be appreciated that in other implementations, the second bracket and the second sample positioning block (i.e., the second sample positioning member) may not be provided, and the corresponding limitation and support may be realized only by the first bracket and the first sample positioning block (i.e., the first sample positioning member), which may be selected by those skilled in the art according to specific working conditions, and will not be described herein.
It will be appreciated that in other implementations, the first bracket and the first sample positioning block (i.e., the first sample positioning member) may not be provided, and the corresponding limitation and support may be realized only by the second bracket and the second sample positioning block (i.e., the second sample positioning member), which may be selected by those skilled in the art according to specific working conditions, and will not be described herein.
In this embodiment, the fixing connection may be an integrally formed design, or a fixing manner such as bolting, fastening, or bonding may be adopted, and those skilled in the art may select according to specific working conditions, which will not be described herein.
In this embodiment, a central pointer 2 for indicating the central axis of the test platform 9 is arranged on one side of the air permeability test host 1 near the sample introduction wheel 4, the central pointer 2 is drooping, and a photoelectric sensor 11 for detecting samples is arranged on the test platform 9 for detecting whether any sample is in the detection area of the test platform 9.
In this embodiment, the air permeability test device further comprises a sliding rail 13 located at the bottom of the air permeability test host 1, the supporting plate 10 is slidably connected with the sliding rail 13, and the supporting plate 10 can move along a direction perpendicular to the movement direction of the sample 14 through the sliding rail 13.
In this embodiment, a notch for testing is provided at the bottom of the air permeability testing host 1, the testing platform 9 is located on the supporting plate 10 at the notch position, and the sliding rail 13 is fixed at the bottom of the notch position on the air permeability testing host 1.
In this embodiment, a first sample platen 8 is provided on top of the first sample positioning block 7, and a second sample platen 16 is provided on top of the second sample positioning block 15.
In this embodiment, the first sample platen 8 is hinged to the first sample positioning block 7, and the second sample platen 16 is hinged to the second sample positioning block 15.
In this embodiment, the photoelectric sensor 11 is fixed on the test platform 9 at a position close to the second sample positioning block 15 (i.e., the right side of the test platform 9 in fig. 1, or a position far from the first sample positioning block 7, or a position far from the sample introduction wheel 4); it can be appreciated that a plurality of photoelectric sensors 11 may be provided to achieve more comprehensive detection, and those skilled in the art may select according to specific working conditions, which will not be described herein.
In this embodiment, the first sample positioning block 7 is provided with a first groove for accommodating a sample, and the second sample positioning block 15 is provided with a second groove for accommodating a sample.
The first recess of the first specimen positioning block 7 and the second recess of the second specimen positioning block 15 can be adjusted or replaced with a suitable width according to the width of the specimen 14.
In this embodiment, the inner bottom surface of the first groove, the upper surface of the test platform 9, and the inner bottom surface of the second groove are coplanar.
As shown in fig. 4, during operation, the motor bracket 5 is pulled to the left to lift the sample feeding wheel 4; the first sample pressing plate 8 and the second sample pressing plate 16 are lifted, the sample 14 is placed in the first groove of the first sample positioning block 7 and the second groove of the second sample positioning block 15, and the first groove and the second groove cover the testing area of the testing platform 9 and the photoelectric sensor 11;
observing the center pointer 2, and confirming whether the position to be tested of the sample 14 is positioned at the center line position of the test area of the test platform 9, or else, moving the front and back positions of the supporting plate 10 to enable the area to be tested to move to the center line; then operating the host 1, setting relevant test parameters, test times and sample injection length of each test, and starting to test;
after each round of test is completed, the sample injection motor 3 drives the sample injection wheel 4 to rotate for a certain number of turns according to the set sample injection length, so that the sample 14 moves for a corresponding distance, and then the next round of test is performed until the set test times are completed or the sample cannot be conveyed and covered by the photoelectric sensor, and the test is finished.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. 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 (15)
1. An air permeability testing device with an automatic sample injection function is characterized in that,
comprising the following steps: air permeability test host and supporting plate;
a motor bracket, a first bracket and a first sample positioning piece are fixed on the supporting plate;
the motor bracket is fixedly connected with the sample injection motor, the output end of the sample injection motor is connected with a sample injection wheel, and the first sample positioning piece is fixedly connected with the first bracket;
the test platform is arranged on the supporting plate on the sample introduction side of the first sample positioning piece, the first sample positioning piece and the sample introduction motor are both positioned on the same side of the test platform, and the sample introduction wheel is used for driving samples to sequentially pass through the test platform and the first sample positioning piece.
2. The air permeability testing apparatus with an autosampler function according to claim 1,
the sample injection device further comprises a second bracket and a second sample positioning piece, the second sample positioning piece is fixedly connected with the second bracket, the test platform is positioned on the supporting plate between the first sample positioning piece and the second sample positioning piece, and the sample injection wheel is used for driving samples to sequentially pass through the second sample positioning piece, the test platform and the first sample positioning piece.
3. The air permeability test apparatus with an autosampler function according to claim 1 or 2,
the air permeability testing device comprises a sample testing main machine, a supporting plate, a sliding rail, a supporting plate and a sliding plate, wherein the sliding rail is arranged at the bottom of the air permeability testing main machine, the supporting plate is in sliding connection with the sliding rail, and the supporting plate can move along the direction perpendicular to the movement direction of the sample through the sliding rail;
the bottom of air permeability test host computer is equipped with the breach that the test was used, and test platform is located the layer board of breach position, and the slide rail is fixed in the bottom of air permeability test host computer's breach position.
4. The air permeability test device with an autosampler function according to claim 2,
the top of second sample setting element is equipped with the second sample clamp plate, second sample clamp plate and second sample setting element swing joint.
5. The air permeability test device with an autosampler function according to claim 2,
the first sample positioning piece is provided with a first groove for accommodating a sample, the second sample positioning piece is provided with a second groove for accommodating the sample, and the inner bottom surface of the first groove, the upper surface of the test platform and the inner bottom surface of the second groove are coplanar.
6. The air permeability testing apparatus with an autosampler function according to claim 1,
the top of first sample setting element is equipped with first sample clamp plate, first sample clamp plate and first sample setting element swing joint.
7. The air permeability testing apparatus with an autosampler function according to claim 1,
the first sample positioning piece is provided with a first groove for accommodating a sample, and the upper surface of the test platform and the inner bottom surface of the first groove are coplanar.
8. The air permeability test apparatus with an autosampler function according to claim 1 or 2,
and a center pointer for indicating the central axis of the test platform is arranged on one side, close to the sample introduction wheel, of the air permeability test host machine, and a photoelectric sensing element for detecting a sample is arranged on the test platform.
9. The air permeability testing apparatus with an autosampler function according to claim 8,
the photoelectric sensing element is fixed at a position far away from the sample injection wheel on the test platform, and the motor bracket is hinged with the supporting plate.
10. An air permeability testing device with an automatic sample injection function is characterized in that,
comprising the following steps: air permeability test host and supporting plate;
a motor bracket, a second bracket and a second sample positioning piece are fixed on the supporting plate;
the motor bracket is fixedly connected with a sample injection motor, the output end of the sample injection motor is connected with a sample injection wheel, and the second sample positioning piece is fixedly connected with the second bracket;
the second sample positioning piece and the sample injection motor are respectively positioned at two opposite sides of the test platform, and the sample injection wheel is used for driving the sample to sequentially pass through the second sample positioning piece and the test platform.
11. The air permeability testing apparatus with an autosampler function according to claim 10,
the top of second sample setting element is equipped with the second sample clamp plate, second sample clamp plate and second sample setting element swing joint.
12. The air permeability test apparatus with an autosampler function according to claim 10 or 11,
the second sample positioning piece is provided with a second groove for accommodating the sample, and the upper surface of the test platform and the inner bottom surface of the second groove are coplanar.
13. The air permeability test apparatus with an autosampler function according to claim 10 or 11,
and a center pointer for indicating the central axis of the test platform is arranged on one side, close to the sample introduction wheel, of the air permeability test host machine, and a photoelectric sensing element for detecting a sample is arranged on the test platform.
14. The air permeability testing apparatus with auto-sampling function according to claim 13,
the photoelectric sensing element is fixed at a position far away from the sample injection wheel on the test platform, and the motor bracket is hinged with the supporting plate.
15. The air permeability testing apparatus with an autosampler function according to claim 10,
the air permeability testing device comprises a sample testing main machine, a supporting plate, a sliding rail, a supporting plate and a sliding plate, wherein the sliding rail is arranged at the bottom of the air permeability testing main machine, the supporting plate is in sliding connection with the sliding rail, and the supporting plate can move along the direction perpendicular to the movement direction of the sample through the sliding rail;
the bottom of air permeability test host computer is equipped with the breach that the test was used, and test platform is located the layer board of breach position, and the slide rail is fixed in the bottom of air permeability test host computer's breach position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320345148.3U CN219915284U (en) | 2023-02-23 | 2023-02-23 | Air permeability testing device with automatic sample injection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320345148.3U CN219915284U (en) | 2023-02-23 | 2023-02-23 | Air permeability testing device with automatic sample injection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219915284U true CN219915284U (en) | 2023-10-27 |
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ID=88423457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320345148.3U Active CN219915284U (en) | 2023-02-23 | 2023-02-23 | Air permeability testing device with automatic sample injection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219915284U (en) |
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2023
- 2023-02-23 CN CN202320345148.3U patent/CN219915284U/en active Active
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