CN219178834U - Puncture needle support leakage test system - Google Patents
Puncture needle support leakage test system Download PDFInfo
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- CN219178834U CN219178834U CN202221917107.9U CN202221917107U CN219178834U CN 219178834 U CN219178834 U CN 219178834U CN 202221917107 U CN202221917107 U CN 202221917107U CN 219178834 U CN219178834 U CN 219178834U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a puncture needle support leakage test system which comprises a test device, a detection gas circuit, a switching gas circuit and a gas supply device, wherein the detection gas circuit is communicated with a gas inlet of the test device and comprises a pressure sensor for detecting the leakage rate of the gas inlet, the switching gas circuit is communicated with the gas inlet of the detection gas circuit, and the gas supply device is communicated with the switching gas circuit and the test device and is used for providing a detection gas source and simultaneously driving the test device to carry out sealing detection. According to the utility model, whether the safety valve to be detected has leakage condition is judged through the stability of the detected leakage pressure, and the leakage condition of the puncture needle support is detected in the air pressure mode, so that the labor intensity of operators is reduced, and the detection efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of leakage detection of a puncture needle support, in particular to a puncture needle support leakage testing system.
Background
At present, the capsule coffee machine has smaller body size, and the combined puncturing device inside the capsule coffee machine needs to puncture capsule coffee, brew and dissolve coffee powder. However, existing lancet holders are labor intensive and inefficient in detecting leakage by manually applying water pressure. The utility model aims to provide a puncture needle support leakage testing system which is used for solving the technical problems of high labor intensity and low efficiency in the prior art that the leakage condition of a puncture needle support is detected through water pressure.
Disclosure of Invention
The utility model aims to provide a puncture needle support leakage testing system which is used for solving the technical problems of high labor intensity and low efficiency in the prior art that the leakage condition of a puncture needle support is detected through water pressure.
The technical scheme of the utility model is that the puncture needle support leakage test system comprises a test device, and the puncture needle support leakage test system further comprises:
the detection gas circuit is communicated with the gas inlet of the testing device and comprises a pressure sensor for detecting the leakage rate of the gas inlet;
a switching air path communicated with the air inlet of the detection air path, and
and the air supply device is communicated with the switching air circuit and the testing device and is used for providing a detection air source and simultaneously driving the testing device to carry out sealing detection.
Wherein: the switching gas circuit comprises a first switching gas circuit, a second switching gas circuit and a third switching gas circuit, wherein the output ends of the first switching gas circuit, the second switching gas circuit and the third switching gas circuit are communicated and connected through a cross gas pipe joint, and the input ends of the first switching gas circuit, the second switching gas circuit and the third switching gas circuit are communicated and connected through a cross gas pipe joint.
The first switching air passage comprises a precise pressure reducing valve and a first leakage pressure switching valve, and the precise pressure reducing valve is connected with the first leakage pressure switching valve through a pipeline.
The second switching gas circuit comprises a second precise pressure reducing valve and a second leakage pressure switching valve, and the second precise pressure reducing valve is connected with the second leakage pressure switching valve through a pipeline.
The third switching gas circuit comprises a pressure regulating valve, a third precise pressure reducing valve and a third leakage pressure switching valve, wherein the input end of the third precise pressure reducing valve is connected with the gas circuit of the pressure regulating valve, and the output end of the third precise pressure reducing valve is connected with the third leakage pressure switching valve through a pipeline.
The detection gas circuit comprises a first test gas circuit, a gas inlet gas circuit and a blocking gas circuit, wherein the first test gas circuit is connected with the output end of the switching gas circuit, and the gas inlet gas circuit and the blocking gas circuit are connected with the output end of the first test gas circuit.
The first test gas circuit comprises a product gas inlet valve and a standard pressure gas inlet valve which are ventilated in parallel, wherein the output end of the standard pressure gas inlet valve is connected with a differential pressure transmitter, the output end of the differential pressure transmitter is connected with the output end of the product gas inlet valve through a quick-screwing four-way connection, and a pressure gauge is connected to the four-way connection in a screwing mode.
Wherein the air inlet air path is similar to the air blocking air path.
The air supply device comprises an air source processor, wherein an air inlet end of the air source processor is connected with a hand slide valve through an air pipe, an output end of the air source processor is connected with a slow start valve, the output end of the slow start valve is divided into a first air passage and a second air passage, the first air passage is connected with a second pressure regulating valve, the second air passage is connected with a valve seat, and the output end of the valve seat is connected with a driving cylinder.
The testing device comprises a testing profiling positioning jig and a blocking compression bar which is arranged on the testing profiling positioning jig in a lifting mode, wherein an annular rubber pad is detachably arranged at one end of the blocking compression bar, a first accommodating cavity and a second accommodating cavity are arranged on the testing profiling positioning jig, and the first accommodating cavity and the second accommodating cavity are connected through a round corner in a transitional mode.
The utility model has the following beneficial effects:
1) According to the puncture needle support leakage test system on KEE, the gas is introduced into the puncture needle support to be tested, the gas pressure sensors respectively detect the leakage pressure of the puncture needle support to be tested, and the safety valve to be tested judges whether the leakage condition exists or not through the stability of the detected leakage pressure, so that the leakage condition of the puncture needle support is detected in a gas pressure mode, the labor intensity of operators is reduced, and meanwhile, the detection efficiency is improved;
2) According to the utility model, the first switching gas circuit, the second switching gas circuit and the third switching gas circuit are designed to detect the puncture needle bracket for three times, so that the qualified KEE can be effectively screened out, the consistency of product quality is ensured, and meanwhile, defective products can be classified in the three detection processes, thereby facilitating subsequent processing;
3) According to the utility model, the test profiling positioning jig is arranged to be matched with the puncture needle bracket for air tightness detection, so that the detection efficiency is effectively improved.
Drawings
FIG. 1 is a detection gas circuit diagram of a KEE. Upper lancet holder leak test system according to the present utility model;
FIG. 2 is a schematic three-dimensional structure of the test profiling positioning jig of the present utility model.
The reference numerals in the figure are a testing device 1, a detection gas path 2, a switching gas path 3, a gas supply device 4, a first switching gas path 31, a second switching gas path 32, a third switching gas path 33, a precise pressure reducing valve 311, a first leakage pressure switching valve 312, a second precise pressure reducing valve 321, a second leakage pressure switching valve 322, a pressure regulating valve 331, a third precise pressure reducing valve 332, a third leakage pressure switching valve 333, a first testing gas path 21, a gas inlet gas path 22, a blocking gas path 33, a leakage total gas inlet valve 24, a product gas inlet valve 221, a standard pressure gas inlet valve 222, a differential pressure transmitter 223, a pressure gauge 224, a gas source processor 41, a hand slide valve 42, a slow start valve 43, a second pressure regulating valve 44, a valve seat 45, a driving cylinder 46, a testing profiling positioning jig 11 and a blocking pressure lever 12.
Detailed Description
The utility model will now be described in detail with reference to the drawings and to specific embodiments.
Referring to FIGS. 1 and 2, a lancet carriage leak testing system comprising a testing apparatus 1, the lancet carriage leak testing system further comprising:
the detection gas circuit 2 is communicated with the gas inlet of the testing device 1 and comprises a pressure sensor for detecting the leakage rate of the gas inlet;
a switching air path 3 communicated with the air inlet of the detection air path 2, and
and the air supply device 4 is communicated with the switching air circuit 3 and the testing device 1 and is used for providing a detection air source and driving the testing device to carry out sealing detection.
The utility model relates to a three-time detection device for a puncture needle support, which comprises a first switching air channel 31, a second switching air channel 32 and a third switching air channel 33, wherein the output ends of the first switching air channel 31, the second switching air channel 32 and the third switching air channel 33 are communicated and connected through a cross air pipe joint, and the input ends of the first switching air channel 31, the second switching air channel 32 and the third switching air channel 33 are communicated and connected through a cross air pipe joint.
The first switching path 31 includes a precision pressure reducing valve 311 and a first leakage pressure switching valve 312, and the precision pressure reducing valve 311 is connected to the first leakage pressure switching valve 312 by a pipe. The first ventilation path is inflated, gas flows to the first leakage pressure switch valve 312, the leakage total air inlet valve 24, the product air inlet valve 221, the pressure gauge 224 and the air inlet path 22 in sequence through the precise pressure reducing valve 311, the inflation is completed, after the inflation is completed, the pressure maintaining operation is performed, the first leakage pressure switch valve 312 is closed, the inflation is stopped, after the pressure maintaining time is set, the pressure gauge 224 judges that the air pressure in the product changes, if the pressure changes exceed the set value, the corresponding product is judged to be an unqualified product, the test is stopped, and if the pressure changes are within the set range, the product is a qualified product, and the test is switched to other air paths.
The second switching air path 32 includes a second precise pressure reducing valve 321 and a second leakage pressure switching valve 322, and the second precise pressure reducing valve 321 is connected with the second leakage pressure switching valve 322 through a pipeline. The second switching air path carries out the air charging process, the air sequentially flows through the second precise pressure reducing valve 321, flows into the second leakage pressure switching valve 322, the leakage total air inlet valve 24, the product air inlet valve 221, the pressure gauge 224 and the air inlet air path 22 in sequence, and is inflated, after the air charging set time, the second leakage pressure switching valve 322 is closed, the air charging is stopped, after the air charging set time, the pressure gauge 224 judges the air pressure change in the product, if the pressure change exceeds the set value, the corresponding product is judged to be an unqualified product, the test is stopped, and if the pressure change is within the set range, the product is a qualified product, the test is switched to other air paths.
The third switching air path 33 includes a pressure regulating valve 331, a third precise pressure reducing valve 332, and a third leakage pressure switching valve 333, wherein an input end of the third precise pressure reducing valve 332 is in air path connection with the pressure regulating valve 331, and an output end of the third precise pressure reducing valve 332 is in pipeline connection with the third leakage pressure switching valve 333. The third switching air path 33 carries out the air charging process, the air sequentially flows through the pressure regulating valve 331 and the third precise pressure reducing valve 332, flows to the third leakage pressure switching valve 333, the leakage total air inlet valve 24, the product air inlet valve 221, the pressure gauge 224 and the air inlet air path 22 in sequence, enters the product to complete the air charging, after the air charging set time, carries out pressure maintaining operation, the third leakage pressure switching valve 333 is closed, stops the air charging, after the pressure maintaining set time, judges the air pressure change in the product through the pressure gauge 224, if the pressure change exceeds the set value, the corresponding product is judged to be an unqualified product, the test is stopped, and if the pressure change is in the set range, the product is a qualified product, and then switches to other air paths to carry out the test.
The detection gas circuit 2 comprises a first test gas circuit 21, an air inlet gas circuit 22 and a plugging gas circuit 23, wherein the first test gas circuit 21 is connected with the output end of the switching gas circuit 3, the specific output end of the switching gas circuit 3 is connected with a leakage total air inlet valve 24, the other end of the leakage total air inlet valve 24 is connected with the first test gas circuit 21, and the air inlet gas circuit 22 and the plugging gas circuit 23 are connected with the output end of the first test gas circuit 21. The first test air path 21 comprises a product air inlet valve 221 and a standard pressure air inlet valve 222 which are ventilated in parallel, wherein the output end of the standard pressure air inlet valve 222 is connected with a differential pressure transmitter 223, the output end of the differential pressure transmitter 223 is connected with the output end of the product air inlet valve 221 through a quick-screwing four-way connection, and a pressure gauge 224 is connected on the four-way connection in a screwing mode.
The air inlet air passage 22 is similar to the air blocking passage 23 in structure.
The air supply device 4 comprises an air supply processor 41, an air inlet end of the air supply processor 41 is connected with a hand slide valve 42 through an air pipe, an output end of the air supply processor 41 is connected with a slow start valve 43, an output end of the slow start valve 43 is divided into a first air passage and a second air passage, the first air passage is connected with a second pressure regulating valve 44, an output end of the second pressure regulating valve 44 is connected with a switching air passage 3 and is used for providing an air supply required for detection, the second air passage is connected with a valve seat 45, an output end of the valve seat 45 is connected with a driving cylinder 46, the air supply is transmitted to the valve seat 45 through the second air passage and then is transmitted to the driving cylinder 46 through the valve seat 45, the driving cylinder 46 acts to drive the blocking compression bar 12 to move, and limiting and fixing of an object to be detected clamped at the test profiling positioning jig 11 are achieved.
The test device 1 comprises a test profiling positioning jig 11 and a blocking compression bar 12 which is arranged on the test profiling positioning jig 11 in a lifting mode, wherein a driving cylinder 46 is arranged on the side edge of the test profiling positioning jig 11, the output end of the driving cylinder 46 is connected with the blocking compression bar 12, the driving cylinder 46 acts and drives the blocking compression bar 12 to move up and down so as to drive a ring-shaped rubber cushion to move, so that the ring-shaped rubber cushion acts on or is taken away from an object to be tested, one end of the blocking compression bar is detachably provided with the ring-shaped rubber cushion, the ring-shaped rubber cushion has an elastic buffering function so as to prevent the ring-shaped rubber cushion from rigidly colliding with the object to be tested when contacting the object to be tested, the object to be tested is damaged, and further the air tightness detection quality of a puncture needle bracket is improved, the first accommodating cavity and the second accommodating cavity are connected in a transition mode, and the object to be detected is clamped in the first accommodating cavity and the second accommodating cavity through round corners, and the object to be detected is prevented from shifting during the test, and further the detection quality and the detection efficiency are improved.
In summary, in the lancet carriage leakage test system, the gas is introduced into the lancet carriage to be tested, the gas pressure sensors respectively detect the leakage pressure of the lancet carriage to be tested, and the safety valve to be tested judges whether the leakage condition exists or not through the stability of the detected leakage pressure, so that the leakage condition of the lancet carriage is detected in a gas pressure mode, the labor intensity of operators is reduced, and the detection efficiency is improved.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (10)
1. A lancet carriage leak testing system comprising a testing apparatus (1), wherein the lancet carriage leak testing system further comprises:
the detection gas circuit (2) is communicated with the gas inlet of the testing device (1) and comprises a pressure sensor for detecting the leakage rate of the gas inlet;
a switching air path (3) communicated with the air inlet of the detection air path (2), and
and the air supply device (4) is communicated with the switching air circuit (3) and the testing device (1) and is used for providing a detection air source and driving the testing device to carry out sealing detection.
2. The lancet carriage leakage test system as set forth in claim 1 wherein the switching air path (3) comprises a first switching air path (31), a second switching air path (32) and a third switching air path (33), wherein the output ends of the first switching air path (31), the second switching air path (32) and the third switching air path (33) are connected through a cross air pipe joint, and the input ends are connected through a cross air pipe joint.
3. The lancet carriage leak test system as set forth in claim 2 wherein the first switching gas path (31) comprises a precision pressure relief valve (311) and a first leak pressure switching valve (312), the precision pressure relief valve (311) being in line connection with the first leak pressure switching valve (312).
4. The lancet carriage leak test system as recited in claim 2 wherein the second switching gas path (32) comprises a second precision pressure relief valve (321) and a second leak pressure switching valve (322), the second precision pressure relief valve (321) being in line connection with the second leak pressure switching valve (322).
5. The lancet carriage leakage test system as set forth in claim 2 wherein the third switching air path (33) comprises a pressure regulating valve (331), a third precision pressure reducing valve (332) and a third leakage pressure switching valve (333), wherein an input end of the third precision pressure reducing valve (332) is in air path connection with the pressure regulating valve (331), and an output end of the third precision pressure reducing valve (332) is in pipeline connection with the third leakage pressure switching valve (333).
6. The lancet carriage leakage test system as set forth in claim 1 wherein the test air path (2) comprises a first test air path (21), an air inlet air path (22) and a blocking air path (23), wherein the first test air path (21) is connected with the output end of the switching air path (3), and the air inlet air path (22) and the blocking air path (23) are connected with the output end of the first test air path (21).
7. The lancet carriage leakage test system as set forth in claim 6 wherein the first test air path (21) comprises a parallel vented product air inlet valve (221) and a standard pressure air inlet valve (222), wherein the output end of the standard pressure air inlet valve (222) is connected with a differential pressure transmitter (223), wherein the output end of the differential pressure transmitter (223) is connected with the output end of the product air inlet valve (221) through a quick-screwing four-way connection, and wherein the four-way connection is screwed with a pressure gauge (224).
8. A lancet carriage leak test system as set forth in claim 6 wherein the inlet air path (22) is structurally similar to the outlet air path (23).
9. A lancet carriage leakage test system according to claim 1 wherein the air supply means (4) comprises an air supply processor (41), wherein the air inlet end of the air supply processor (41) is connected with a hand slide valve (42) through an air pipe, the output end of the air supply processor is connected with a slow start valve (43), the output end of the slow start valve (43) is divided into a first air passage and a second air passage, the first air passage is connected with a second pressure regulating valve (44), the second air passage is connected with a valve seat (45), and the output end of the valve seat (45) is connected with a driving cylinder (46).
10. The lancet carriage leakage testing system of claim 1 wherein the testing device (1) comprises a testing profiling positioning jig (11) and a plugging pressure lever (12) arranged on the testing profiling positioning jig (11) in a lifting manner, wherein one end of the plugging pressure lever is detachably provided with a ring-shaped rubber pad, a first accommodating cavity and a second accommodating cavity are arranged on the testing profiling positioning jig, and the first accommodating cavity and the second accommodating cavity are in transitional connection through a round angle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122307598 | 2021-09-23 | ||
| CN2021223075987 | 2021-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219178834U true CN219178834U (en) | 2023-06-13 |
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ID=86663207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221917107.9U Active CN219178834U (en) | 2021-09-23 | 2022-07-25 | Puncture needle support leakage test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219178834U (en) |
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2022
- 2022-07-25 CN CN202221917107.9U patent/CN219178834U/en active Active
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