CN215931193U - Medical airtight testing device - Google Patents
Medical airtight testing device Download PDFInfo
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- CN215931193U CN215931193U CN202122496852.2U CN202122496852U CN215931193U CN 215931193 U CN215931193 U CN 215931193U CN 202122496852 U CN202122496852 U CN 202122496852U CN 215931193 U CN215931193 U CN 215931193U
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Abstract
The utility model provides a medical airtightness testing device which comprises a workbench and a leak detector, wherein a workbench surface is fixedly arranged in the middle of the workbench, a multi-way control valve, a right switch, a detection assembly and a left switch are fixedly arranged on the upper surface of the workbench surface, the detection assembly comprises a fixing plate, the fixing plate is fixedly connected with a support frame through a support column, a middle partition plate is arranged in the middle of the support frame, air cylinders and second air sealing plugs are symmetrically arranged on the left side and the right side of the middle partition plate, and a left air cylinder support and a right air cylinder support are respectively arranged at the left end and the right end of the fixing plate. The device adopts the cylinder to carry out the self-holding test to the work piece, through leak hunting instrument automatic output testing result, easy operation, detection speed is fast, and work efficiency is high. The utility model can be widely applied to the technical field of air tightness detection of medical instruments.
Description
Technical Field
The utility model relates to the technical field of medical instrument detection, in particular to a medical airtightness testing device.
Background
The existing medical product has the requirement on the air tightness of a medical instrument used in a closed manner, if the air tightness is insufficient, the using effect is influenced, therefore, the air tightness of the medical product is generally required to be detected firstly, the existing air tightness testing device is required to use a water tank, one end of the medical product is filled with air and the tail end of the medical product is blocked, the medical product is in an inflation pressure maintaining state and is immersed in water, and the air tightness is judged in a bubble observation mode. The detection mode is low in efficiency, consumes large manpower, is low in detection accuracy, and can dip medical products into water to possibly cause secondary pollution.
SUMMERY OF THE UTILITY MODEL
The utility model provides a medical airtight testing device, aiming at the technical problems that the existing airtight testing device for medical products needs to be immersed in water for testing, has complex structure, low efficiency, high labor consumption and possibility of causing secondary pollution, and the device adopts a cylinder to automatically clamp and test a workpiece, automatically outputs a detection result through a leakage detection instrument, is simple to operate, has high detection speed and high working efficiency.
The medical airtightness testing device comprises a workbench and a leak detector, wherein a workbench surface is fixedly arranged in the middle of the workbench, a multi-way control valve, a right switch, a detection assembly and a left switch are fixedly arranged on the upper surface of the workbench surface, the detection assembly comprises a fixed plate, the fixed plate is fixedly connected with a support frame through a support column, a middle partition plate is arranged in the middle of the support frame, a cylinder and a second airtight plug are symmetrically arranged on the left side and the right side of the middle partition plate, a left cylinder support and a right cylinder support are respectively arranged at the left end and the right end of the fixed plate, a cylinder and a first airtight plug are fixedly arranged on the right side of the left cylinder support, a cylinder and a first airtight plug are fixedly arranged on the left side of the right cylinder support, and a workpiece fixing groove is arranged inside the left end and the right end of the support frame and between the first airtight plug and the second airtight plug;
one end of the first air-sealing plug is fixedly connected with the air cylinder, a sealing washer and a plug sealing column are arranged inside the other end of the first air-sealing plug, one end of the second air-sealing plug is fixedly connected with the air cylinder, a sealing washer, a plug transverse vent pipe and a plug radial vent pipe are arranged inside the other end of the second air-sealing plug, the sealing washer is positioned outside the plug transverse vent pipe, the plug transverse vent pipe penetrates through the inside of the sealing washer, the inner side of the plug transverse vent pipe is communicated with the plug radial vent pipe, an inflation connector is connected inside the plug radial vent pipe, one end of the inflation connector is connected with the plug radial vent pipe in a sealing manner, and the other end of the inflation connector is connected with the leak detector 3 in a sealing manner through a connecting air pipe;
the right-hand member that connects aerifys is equipped with fastening nut, it is equipped with horizontal inlet channel with the fastening nut with the axle center to aerify the right-hand member that connects, horizontal inlet channel's right-hand member is equipped with the toper interface, it connects the chamber to form the trachea between toper interface and the fastening nut, it is equipped with radial inlet channel to aerify the inside left end that connects, radial inlet channel communicates with each other with the radial air duct of end cap, inlet channel's both sides are equipped with buffering through-hole in proper order, the cushion chamber, buffering through-hole and horizontal inlet channel are with the axle center, inlet channel communicates with each other with horizontal inlet channel through buffering through-hole and cushion chamber.
Preferably, the upper portion of the rear side of the workbench surface is fixedly provided with a workbench upper support, the middle portion of the workbench upper support is fixedly provided with a workbench support plate, and the leak detector is fixedly connected with the upper surface of the workbench support plate.
Preferably, the bottom of the workbench is fixedly provided with an adjusting foot margin.
Preferably, a plug fixing seat is arranged between the first air sealing plug and the air cylinder, and a plug fixing seat is arranged between the second air sealing plug and the air cylinder.
Preferably, a sealing connection cavity is arranged between the sealing gasket and the plug sealing column.
Preferably, the inner ring surface of the fastening nut is provided with an airtight groove.
The utility model has the advantages that when the device works, the left switch and the right switch are respectively used for controlling the air tightness detection of the left and the right paths of medical products, the device adopts the air cylinder to carry out automatic clamping test on a workpiece, and a detection result is automatically output by a leakage detection instrument, so that the device is simple to operate, high in detection speed and high in working efficiency.
When the air flow passes through the air charging connector, the air flow sequentially passes through the transverse air inlet channel, the buffering through hole, the buffering cavity and the air inlet channel, so that the instantaneous impact force of the air flow can be buffered, the effect of buffering the stable air flow is achieved, and the detection accuracy can be improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a schematic view of the detection assembly;
FIG. 4 is a right side view of FIG. 3;
FIG. 5 is a top view of FIG. 3;
FIG. 6 is a cross-sectional view taken at A-A of FIG. 5;
FIG. 7 is a schematic structural view of the first gas blocking head;
FIG. 8 is an enlarged partial view at Z of FIG. 6;
FIG. 9 is a schematic view of the second vapor lock plug;
FIG. 10 is a cross-sectional view taken at B-B of FIG. 9;
FIG. 11 is a top view of FIG. 9;
fig. 12 is a cross-sectional view at C-C in fig. 11.
The symbols in the drawings illustrate that:
1. a work table; 101. adjusting the ground feet; 102. a work table; 103. an upper bracket of the workbench; 104. a table support plate; 2. a multi-way control valve; 3. a leak detector; 4. a right switch; 5. a detection component; 501. a fixing plate; 502. a support frame; 503. a support pillar; 504. a left cylinder bracket; 505. a right cylinder bracket; 506. a middle partition plate; 507. a cylinder; 508. a first gas blocking head; 5081. a sealing gasket; 5082. a plug sealing post; 5083. the connecting cavity is sealed; 509. a second gas seal plug; 5091. a plug transverse vent pipe; 5092. a bulkhead radial vent conduit; 510. an inflation joint; 5101 tightening the nut; 5102. an airtight groove; 5103. a trachea connection cavity; 5104. a transverse air intake passage; 5105. a tapered interface; 5106. a radial inlet passage; 5107. a buffer through hole; 5108. a buffer chamber; 511. a workpiece fixing groove; 512. a plug fixing seat; 6. and a left switch.
Detailed Description
The present invention will be further described with reference to the following examples.
Fig. 1 to 12 show an embodiment of a medical airtightness testing apparatus according to the present invention, which includes a workbench 1 and a leak detector 3, wherein a workbench surface 102 is fixed in the middle of the workbench 1, a multi-way control valve 2, a right switch 4, a detection assembly 5 and a left switch 6 are fixed on the upper surface of the workbench surface 102, the leak detector 3 can realize automatic measurement and display a detection result, and the left switch 6 and the right switch 4 respectively control airtightness detection of left and right medical products.
The detection assembly 5 comprises a fixing plate 501, the fixing plate 501 is fixedly connected with a support frame 502 through a support column 503, a middle partition plate 506 is arranged in the middle of the support frame 502, air cylinders 507 and a second air sealing plug 509 are symmetrically arranged on the left side and the right side of the middle partition plate 506, a left air cylinder support 504 and a right air cylinder support 505 are respectively arranged at the left end and the right end of the fixing plate 501, an air cylinder 507 and a first air sealing plug 508 are fixedly arranged on the right side of the left air cylinder support 504, an air cylinder 507 and a first air sealing plug 508 are fixedly arranged on the left side of the right air cylinder support 505, and a workpiece fixing groove 511 is formed in the inner portions of the left end and the right end of the support frame 502 and located between the first air sealing plug 508 and the second air sealing plug 509. By the structural design, the detection device is divided into two paths for detection, so that the detection efficiency is improved; the supporting frame 502 provided with the workpiece fixing grooves 511 can be replaced according to different products to be detected, so that the application range of the device is widened.
As can be seen in the figure, one end of the first air sealing plug 508 is fixedly connected with the air cylinder 507, a sealing gasket 5081 and a plug sealing column 5082 are arranged inside the other end of the first air sealing plug 508, and a sealing connection cavity 5083 is arranged between the sealing gasket 5081 and the plug sealing column 5082. By means of the structural design, the airtight effect during detection of the medical product can be improved, and after the medical product is placed into the sealing connection cavity 5083, the sealing effect is more reliable through double sealing of the sealing washer 5081 and the plug sealing column 5082.
One end of a second air sealing plug 509 is fixedly connected with the air cylinder 507, a sealing washer 5081, a plug transverse ventilation pipeline 5091 and a plug radial ventilation pipeline 5092 are arranged inside the other end of the second air sealing plug 509, the sealing washer 5081 is located on the outer side of the plug transverse ventilation pipeline 5091, the plug transverse ventilation pipeline 5091 penetrates through the sealing washer 5081, the inner side of the plug transverse ventilation pipeline 5091 is communicated with the plug radial ventilation pipeline 5092, an air charging connector 510 is connected inside the plug radial ventilation pipeline 5092, one end of the air charging connector 510 is in sealing connection with the plug radial ventilation pipeline 5092, and the other end of the air charging connector 510 is in sealing connection with the leak detector 3 through a connecting air pipe. Due to the structural design, the sealing connection effect of the second air sealing plug 509 is guaranteed, and smooth air passage communication of medical product detection is guaranteed.
The right end of the inflation connector 510 is provided with a fastening nut 5101, the inner ring surface of the fastening nut 5101 is provided with an airtight groove 5102, a transverse air inlet channel 5104 is coaxially arranged inside the right end of the inflation connector 510 and the fastening nut 5101, the right end of the transverse air inlet channel 5104 is provided with a conical connector 510, and an air pipe connecting cavity 5103 is formed between the conical connector 510 and the fastening nut 5101. Due to the structural design, the conical interface 510 can enable the connecting air pipe to be inserted more easily, and the convenience of operation is improved; after the connecting gas pipe is inserted into the gas pipe connecting cavity 5103, the fastening nut 5101 is screwed to compress the connecting gas pipe and fill the airtight groove 5102, so that the effect of reliable sealing connection is achieved.
A radial air inlet channel 5106 is arranged in the left end of the inflation connector 510, the radial air inlet channel 5106 is communicated with a plug radial ventilation pipeline 5092, a buffering through hole 5107 and a buffering cavity 5108 are sequentially arranged on two sides of the air inlet channel 5106, the buffering through hole 5107 and the transverse air inlet channel 5104 are coaxial, and the air inlet channel 5106 is communicated with the transverse air inlet channel 5104 through the buffering through hole 5107 and the buffering cavity 5108. By adopting the structural design, when the air charging connector 510 has air flow, the air flow passes through the transverse air inlet passage 5104, the buffering through hole 5107, the buffering cavity 5108 and the air inlet passage 5106 in sequence, so that the instantaneous impact force of the air flow can be buffered, the effect of buffering the stable air flow is achieved, and the detection accuracy can be improved.
In a specific embodiment, a table upper support 103 is fixedly arranged at the upper part of the rear side of the table top 102, a table support plate 104 is fixedly arranged at the middle part of the table upper support 103, the leak detector 3 is fixedly connected with the upper surface of the table support plate 104, and an adjusting foot 101 is fixedly arranged at the bottom of the table 1. Due to the structural design, the foundation 101 can be adjusted to facilitate the installation of the workbench 1 and the adjustment of levelness; leak detector 3 places the design on workstation mounting panel 104 for leak detector 3's display screen aligns with tester's eye, can make things convenient for tester to observe and operate leak detector 3.
In one embodiment, a plug fixing seat 512 is disposed between the first air sealing plug 508 and the air cylinder 507, and a plug fixing seat 512 is disposed between the second air sealing plug 509 and the air cylinder 507. Due to the structural design, different plug fixing seats 512 can be conveniently replaced so as to be suitable for different medical product tests.
When the device works, the left switch 6 and the right switch 4 are used for respectively controlling the air tightness detection of the left path and the right path of medical products, if the left switch 6 is pressed down, the air cylinder 507 on the right side of the middle partition plate 506 pushes the second air sealing plug 509 to move rightwards, the air cylinder 507 on the left side of the right air cylinder support 505 pushes the first air sealing plug 508 to move leftwards, and the first air sealing plug 508 and the second air sealing plug 509 clamp the medical products to perform the air tightness test. The device adopts the cylinder to carry out the self-holding test to the work piece, through leak hunting instrument automatic output testing result, easy operation, detection speed is fast, and work efficiency is high.
However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (6)
1. A medical airtight testing device is characterized in that: the detection device comprises a workbench and a leak detector, wherein a workbench surface is fixedly arranged in the middle of the workbench, a multi-way control valve, a right switch, a detection assembly and a left switch are fixedly arranged on the upper surface of the workbench surface, the detection assembly comprises a fixed plate, the fixed plate is fixedly connected with a support frame through a support column, a middle partition plate is arranged in the middle of the support frame, cylinders and second air sealing plugs are symmetrically arranged on the left side and the right side of the middle partition plate, a left cylinder support and a right cylinder support are respectively arranged at the left end and the right end of the fixed plate, a cylinder and a first air sealing plug are fixedly arranged on the right side of the left cylinder support, a cylinder and a first air sealing plug are fixedly arranged on the left side of the right cylinder support, and a workpiece fixing groove is arranged inside the left end and the right end of the support frame and between the first air sealing plug and the second air sealing plug;
one end of the first air sealing plug is fixedly connected with the air cylinder, a sealing washer and a plug sealing column are arranged inside the other end of the first air sealing plug, a sealing connecting cavity is arranged between the sealing washer and the plug sealing column, one end of the second air sealing plug is fixedly connected with the cylinder, a sealing washer, a plug transverse vent pipe and a plug radial vent pipe are arranged inside the other end of the second air sealing plug, the sealing washer is positioned at the outer side of the plug transverse ventilating pipeline, the plug transverse ventilating pipeline penetrates through the inside of the sealing washer, the inner side of the plug transverse vent pipeline is communicated with the plug radial vent pipeline, the inner part of the plug radial vent pipeline is connected with an inflation joint, one end of the inflation connector is hermetically connected with the radial vent pipeline of the plug, and the other end of the inflation connector is hermetically connected with the leak detector through a connecting air pipe;
the right-hand member that aerifys the joint is equipped with fastening nut, it is equipped with horizontal inlet channel with the fastening nut with the axle center to aerify the right-hand member that connects, horizontal inlet channel's right-hand member is equipped with the toper interface, it connects the chamber to form the trachea between toper interface and the fastening nut, it is equipped with radial inlet channel to aerify the inside left end that connects, radial inlet channel communicates with each other with the radial air vent of end cap pipeline, inlet channel's both sides are equipped with buffering through-hole, cushion chamber in proper order, buffering through-hole and horizontal inlet channel are with the axle center, inlet channel communicates with each other with horizontal inlet channel through buffering through-hole and cushion chamber.
2. The medical hermetic testing device according to claim 1, wherein: the leak detector is characterized in that an upper workbench support is fixedly arranged on the upper portion of the rear side of the workbench surface, a workbench support plate is fixedly arranged in the middle of the upper workbench support, and the leak detector is fixedly connected with the upper surface of the workbench support plate.
3. The medical hermetic testing device according to claim 1, wherein: and the bottom of the workbench is fixedly provided with an adjusting anchor.
4. The medical hermetic testing device according to claim 1, wherein: and a plug fixing seat is arranged between the first air sealing plug and the air cylinder, and a plug fixing seat is arranged between the second air sealing plug and the air cylinder.
5. The medical hermetic testing device according to claim 1, wherein: and a sealing connection cavity is arranged between the sealing washer and the plug sealing column.
6. The medical hermetic testing device according to claim 1, wherein: and an airtight groove is formed in the surface of the inner ring of the fastening nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122496852.2U CN215931193U (en) | 2021-10-18 | 2021-10-18 | Medical airtight testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122496852.2U CN215931193U (en) | 2021-10-18 | 2021-10-18 | Medical airtight testing device |
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| Publication Number | Publication Date |
|---|---|
| CN215931193U true CN215931193U (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122496852.2U Active CN215931193U (en) | 2021-10-18 | 2021-10-18 | Medical airtight testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115597791A (en) * | 2022-10-10 | 2023-01-13 | 佛山市银河兰晶科技股份有限公司（Cn） | Air tightness detection device and air tightness detection method based on same |
-
2021
- 2021-10-18 CN CN202122496852.2U patent/CN215931193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115597791A (en) * | 2022-10-10 | 2023-01-13 | 佛山市银河兰晶科技股份有限公司（Cn） | Air tightness detection device and air tightness detection method based on same |
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