CN220437699U - Leakage detection device for indwelling needle catheter assembly - Google Patents
Leakage detection device for indwelling needle catheter assembly Download PDFInfo
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- CN220437699U CN220437699U CN202321735424.3U CN202321735424U CN220437699U CN 220437699 U CN220437699 U CN 220437699U CN 202321735424 U CN202321735424 U CN 202321735424U CN 220437699 U CN220437699 U CN 220437699U
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- 238000001514 detection method Methods 0.000 title claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 210000000078 claw Anatomy 0.000 claims description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 abstract description 6
- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a leakage detection device for an indwelling needle catheter assembly, and particularly relates to the indwelling needle detection field, which comprises an upright post and a bottom plate, wherein a mounting plate is fixedly arranged at the upper end of the upright post, a plurality of gas filters are fixedly arranged on the mounting plate, a pressure reducing valve is arranged at the upper end of each gas filter, a pressure sensor is arranged at one side of each gas filter, a top plate is fixedly arranged at one side of the upright post, a plurality of ventilation detection mechanisms are arranged at the lower end of the top plate, and a plurality of clamping and sealing mechanisms are arranged on the bottom plate. The detection mechanism can rapidly and accurately detect products with poor tightness, can detect tightness of four catheter assemblies at the same time by using the automatic detection mechanism, greatly improves the detection efficiency of the catheter assemblies, and improves the qualification rate of the whole line of the detained needle products when the detection is carried out at the stage after assembly.
Description
Technical Field
The utility model relates to the technical field of indwelling needle detection, in particular to a leakage detection device of an indwelling needle catheter assembly.
Background
In the medical treatment Y type keep somewhere needle production process, according to the circumstances that keep somewhere the needle needs long-time use, keep somewhere the leakproofness of needle catheter assembly and just very critical, the product that the leakproofness is bad can leak the liquid and cause the waste of medicine in the infusion process for a long time, in order to avoid the bad appearance above, in the production equipment process of catheter assembly, carry out the test of catheter assembly leakproofness by being important, thereby find out the defective products fast in the production process and kick out and influence a key step of finished product qualification rate always, it is relatively more commonly used at present that the catheter assembly is assembled the back and is carried out the gas tightness test to every product alone, the test efficiency is low is unfavorable for automated production like this.
Disclosure of Invention
The utility model aims to provide a leakage detection device for an indwelling needle catheter assembly, so as to solve the problems in the background art.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a keep somewhere needle catheter subassembly detection device that leaks hunting, includes stand and bottom plate, the fixed mounting panel that is provided with of upper end of stand, fixedly be provided with a plurality of gas filter on the mounting panel, every gas filter's upper end all is provided with the relief pressure valve, one side of gas filter all is provided with pressure sensor, one side of stand is fixed to be provided with the roof, the lower extreme of roof is provided with a plurality of detection mechanism that ventilates, be provided with a plurality of clamp seal mechanism on the bottom plate.
In a preferred embodiment, the detection mechanism comprises a slipway mounting plate fixedly arranged at the lower end of the top plate, a pneumatic slipway is fixedly arranged at the lower end of the slipway mounting plate, a slipway connecting plate is arranged on the pneumatic slipway, a linear sliding block is arranged on the slipway connecting plate, a detection mounting block is fixedly arranged on one side of the linear sliding block through a pressing block, a detection head is fixedly arranged at the bottom end of the detection mounting block, the upper end of the detection head is provided with a miniature thread straight-through, and the pneumatic slipway is utilized to drive the linear sliding block and the detection head to descend so that the detection head is inserted into the indwelling needle for detection.
In a preferred embodiment, the straight line slider slides and sets up on linear guide, one side of slip table connecting plate slides and is provided with the slider connecting plate, the straight line slider slides and sets up on the slider connecting plate, the fixed baffle that is provided with in upper end of slip table connecting plate, the fixed spring guide post that is provided with in upper end of slider connecting plate, the outside cover of spring guide post is equipped with the stainless steel pressure spring, set up on the baffle with spring guide post assorted through-hole, the leakproofness of detection mechanism and retention needle can be enough be guaranteed in the setting of spring guide post and stainless steel pressure spring, can prevent again to cause the damage to the retention needle.
In a preferred embodiment, the clamping sealing mechanism comprises a servo motor fixedly arranged on a bottom plate, an output shaft of the servo motor is connected with a shaft coupling, the upper end of the shaft coupling is connected with a screw rod through a bearing seat, a screw rod nut is arranged on the screw rod, a driving connecting plate is fixedly arranged on the outer side of the screw rod nut, a module sliding block is fixedly arranged at the upper end of the driving connecting plate, an air claw mounting plate is fixedly arranged at the upper end of the module sliding block, parallel opening and closing air claws are mounted on the air claw mounting plate, sealing clamping claws are mounted at the upper ends of the parallel opening and closing air claws, and the setting of the clamping sealing mechanism can clamp and fix a retaining needle, so that automatic processing is convenient.
In a preferred embodiment, the upper end of bottom plate is fixedly provided with the module mounting panel, the fixed guide rail that is provided with in top of module mounting panel, the slip is provided with the guide block on the guide rail, guide block and module slider fixed connection, the lift of convenient module slider of setting up of guide rail and guide block for it is more stable when going up and down.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is composed of a ventilation detection mechanism and a clamping and sealing mechanism, wherein an air source is processed by a pressure reducing valve and an air filter, then the gas with certain pressure is injected into a product to be detected by a detection rod of the ventilation detection mechanism, the clamping and sealing mechanism clamps the lower end of a guide pipe assembly, the pressure is maintained for one time, a pressure sensor records the change of air pressure, and the air pressure change exceeds a given range value in the pressure maintaining time, so that the product is unqualified. The detection mechanism can rapidly and accurately detect products with poor tightness, and can detect tightness of four catheter assemblies at the same time by using the automatic detection mechanism, so that the detection efficiency of the catheter assemblies is greatly improved, and the qualification rate of the whole wire of the detained needle products is also improved when the detection mechanism detects at the stage after assembly.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the ventilation detecting mechanism of the present utility model;
fig. 3 is a schematic view of the structure of the clamping seal mechanism of the present utility model.
In the figure: 1. a pressure reducing valve; 2. a gas filter; 3. a pressure sensor; 4. a mounting plate; 5. a top plate; 6. a column; 7. a bottom plate; 101. a slipway mounting plate; 102. a sliding table connecting plate; 103. a detection head; 104. a slide block connecting plate; 105. detecting an installation block; 106. briquetting; 107. a baffle; 108. a spring guide post; 109. a pneumatic sliding table; 110. a linear guide rail; 111. a linear slide; 112. stainless steel compression springs; 113. the miniature screw thread is communicated; 201. a servo motor; 202. a coupling; 203. a bearing seat; 204. a screw rod; 205. a screw nut; 206. a driving connecting plate; 207. sealing the clamping jaw; 208. a module mounting plate; 209. a guide rail; 210. a guide block; 211. a module slider; 212. a gas claw mounting plate; 213. parallel open-close type air claw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the utility model provides a leakage detection device for a catheter assembly of a indwelling needle, which comprises a stand column 6 and a bottom plate 7, wherein a mounting plate 4 is fixedly arranged at the upper end of the stand column 6, a plurality of gas filters 2 are fixedly arranged on the mounting plate 4, a pressure reducing valve 1 is arranged at the upper end of each gas filter 2, a pressure sensor 3 is arranged at one side of each gas filter 2, a top plate 5 is fixedly arranged at one side of the stand column 6, a plurality of ventilation detection mechanisms are arranged at the lower end of the top plate 5, and a plurality of clamping and sealing mechanisms are arranged on the bottom plate 7.
In a preferred embodiment, the detection mechanism comprises a sliding table mounting plate 101 fixedly arranged at the lower end of the top plate 5, a pneumatic sliding table 109 is fixedly arranged at the lower end of the sliding table mounting plate 101, a sliding table connecting plate 102 is arranged on the pneumatic sliding table 109, a linear sliding block 111 is arranged on the sliding table connecting plate 102, a detection mounting block 105 is fixedly arranged on one side of the linear sliding block 111 through a pressing block 106, a detection head 103 is fixedly arranged at the bottom end of the detection mounting block 105, and a micro-thread straight-through 113 is arranged at the upper end of the detection head 103.
In a preferred embodiment, the linear slider 111 is slidably disposed on the linear guide rail 110, a slider connection board 104 is slidably disposed on one side of the sliding table connection board 102, the linear slider 111 is slidably disposed on the slider connection board 104, a baffle 107 is fixedly disposed at the upper end of the sliding table connection board 102, a spring guide post 108 is fixedly disposed at the upper end of the sliding table connection board 104, a stainless steel compression spring 112 is sleeved on the outer side of the spring guide post 108, and a through hole matched with the spring guide post 108 is formed in the baffle 107.
In a preferred embodiment, the clamping and sealing mechanism comprises a servo motor 201 fixedly arranged on a bottom plate 7, an output shaft of the servo motor 201 is connected with a shaft coupling 202, the upper end of the shaft coupling 202 is connected with a screw rod 204 through a bearing seat 203, a screw rod nut 205 is arranged on the screw rod 204, a driving connecting plate 206 is fixedly arranged on the outer side of the screw rod nut 205, a module sliding block 211 is fixedly arranged at the upper end of the driving connecting plate 206, a gas claw mounting plate 212 is fixedly arranged at the upper end of the module sliding block 211, a parallel opening and closing type gas claw 213 is mounted on the gas claw mounting plate 212, and a sealing clamping jaw 207 is mounted at the upper end of the parallel opening and closing type gas claw 213.
In a preferred embodiment, a module mounting plate 208 is fixedly disposed at the upper end of the bottom plate 7, a guide rail 209 is fixedly disposed at the top end of the module mounting plate 208, a guide block 210 is slidably disposed on the guide rail 209, and the guide block 210 is fixedly connected with a module slider 211.
When the device is specifically used, the mechanism is installed on automatic equipment through the upright post 6 and the bottom plate 7, the pressurizing valve 1, the gas filter 2 and the pressure sensor 3 are all installed on the installation plate 4, the gas source processing assembly is connected with the upright post 6 through the installation top plate 5 by bolts, an external gas source enters the gas filter 2 after being regulated to a specified pressure through the pressure reducing valve 1, then pure impurity-free gas is divided into two paths, one path is connected into the pressure sensor 3 and the other path enters the detection head 103 through the micro-thread straight-through 113, when in detection, the pneumatic sliding table 109 installed on the sliding table installation plate 101 stretches out to drive the installation sliding block connection plate 104 to move downwards to drive the linear sliding table 111 to move downwards, at the moment, the detection head 103 fixed on the detection installation block 105 through the pressing block 106 is also downwards together, when the lower end of the detection head 103 contacts the rivet arc surface of the conduit set price to be detected, the detection head 103 is jacked up to compress the stainless steel pressure spring 112, the rivet of the detection head 103 and the conduit assembly of the product to be detected is pressed under the action of the elastic force of the stainless steel pressure spring 112, so that the leakage of gas is avoided, meanwhile, the servo motor 201 is started, the screw rod 204 arranged on the bearing seat 203 is driven to rotate under the transmission of the diaphragm coupler 202, thereby driving the screw rod nut 205 arranged on the screw rod 204 to move upwards, the driving connecting plate 206 connected with the screw rod nut 204 drives the air jaw mounting plate 212 arranged on the module sliding table 211 to move upwards, after reaching a specified height, the parallel opening and closing air jaw 213 arranged on the air jaw pressing plate 212 is closed, the sealing clamping jaw 207 is driven to clamp the conduit at the lower end of the conduit assembly of the product to be detected, so that the sealing effect is achieved, after the set pressure maintaining time, the parallel opening and closing air jaw 213 is opened, the servo motor 201 is reversed, and the sealing mechanism is clamped downwards, the pneumatic sliding table 109 is retracted, the ventilation detection assembly is upwards, and the sealing leakage detection of the primary catheter assembly is completed according to the pressure change condition displayed on the pressure threading sensor 3 in the pressure maintaining time.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. 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 (5)
1. The utility model provides a keep somewhere needle catheter assembly detection device that leaks hunting, includes stand (6) and bottom plate (7), its characterized in that: the utility model discloses a gas filter, including stand (6), mounting panel (4), fixed mounting panel (4) are provided with a plurality of gas filter (2), every on mounting panel (4) the upper end of gas filter (2) all is provided with relief pressure valve (1), one side of gas filter (2) all is provided with pressure sensor (3), one side of stand (6) is fixed and is provided with roof (5), the lower extreme of roof (5) is provided with a plurality of detection mechanism that ventilates, be provided with a plurality of clamp seal mechanism on bottom plate (7).
2. The indwelling needle catheter assembly leak detection device according to claim 1, wherein: the detection mechanism comprises a sliding table mounting plate (101) fixedly arranged at the lower end of a top plate (5), a pneumatic sliding table (109) is fixedly arranged at the lower end of the sliding table mounting plate (101), a sliding table connecting plate (102) is arranged on the pneumatic sliding table (109), a linear sliding block (111) is arranged on the sliding table connecting plate (102), a detection mounting block (105) is fixedly arranged on one side of the linear sliding block (111) through a pressing block (106), a detection head (103) is fixedly arranged at the bottom end of the detection mounting block (105), and a miniature thread straight-through (113) is arranged at the upper end of the detection head (103).
3. The indwelling catheter assembly leak detection device according to claim 2, wherein: the sliding guide device is characterized in that the linear sliding block (111) is arranged on the linear guide rail (110) in a sliding mode, a sliding block connecting plate (104) is arranged on one side of the sliding table connecting plate (102) in a sliding mode, the linear sliding block (111) is arranged on the sliding block connecting plate (104) in a sliding mode, a baffle (107) is fixedly arranged at the upper end of the sliding table connecting plate (102), a spring guide column (108) is fixedly arranged at the upper end of the sliding block connecting plate (104), a stainless steel pressure spring (112) is sleeved on the outer side of the spring guide column (108), and a through hole matched with the spring guide column (108) is formed in the baffle (107).
4. The indwelling needle catheter assembly leak detection device according to claim 1, wherein: the clamping and sealing mechanism comprises a servo motor (201) fixedly arranged on a bottom plate (7), an output shaft of the servo motor (201) is connected with a coupler (202), the upper end of the coupler (202) is connected with a screw rod (204) through a bearing seat (203), a screw rod nut (205) is arranged on the screw rod (204), a driving connecting plate (206) is fixedly arranged on the outer side of the screw rod nut (205), a module sliding block (211) is fixedly arranged at the upper end of the driving connecting plate (206), an air claw mounting plate (212) is fixedly arranged at the upper end of the module sliding block (211), a parallel opening and closing type air claw (213) is mounted on the air claw mounting plate (212), and a sealing clamping jaw (207) is mounted at the upper end of the parallel opening and closing type air claw (213).
5. The indwelling needle catheter assembly leak detection device according to claim 4, wherein: the upper end of the bottom plate (7) is fixedly provided with a module mounting plate (208), the top end of the module mounting plate (208) is fixedly provided with a guide rail (209), the guide rail (209) is provided with a guide block (210) in a sliding manner, and the guide block (210) is fixedly connected with a module sliding block (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321735424.3U CN220437699U (en) | 2023-07-04 | 2023-07-04 | Leakage detection device for indwelling needle catheter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321735424.3U CN220437699U (en) | 2023-07-04 | 2023-07-04 | Leakage detection device for indwelling needle catheter assembly |
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| Publication Number | Publication Date |
|---|---|
| CN220437699U true CN220437699U (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321735424.3U Active CN220437699U (en) | 2023-07-04 | 2023-07-04 | Leakage detection device for indwelling needle catheter assembly |
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| CN (1) | CN220437699U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118032234A (en) * | 2024-04-11 | 2024-05-14 | 佳康医用器材（青岛）有限公司 | Leakage detection device for catheter assembly of indwelling needle |
-
2023
- 2023-07-04 CN CN202321735424.3U patent/CN220437699U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118032234A (en) * | 2024-04-11 | 2024-05-14 | 佳康医用器材（青岛）有限公司 | Leakage detection device for catheter assembly of indwelling needle |
| CN118032234B (en) * | 2024-04-11 | 2024-06-11 | 佳康医用器材（青岛）有限公司 | Leakage detection device for catheter assembly of indwelling needle |
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