CN116907748B - Continuous air tightness detection device for infusion tube - Google Patents
Continuous air tightness detection device for infusion tube Download PDFInfo
- Publication number
- CN116907748B CN116907748B CN202311181157.4A CN202311181157A CN116907748B CN 116907748 B CN116907748 B CN 116907748B CN 202311181157 A CN202311181157 A CN 202311181157A CN 116907748 B CN116907748 B CN 116907748B
- Authority
- CN
- China
- Prior art keywords
- infusion tube
- water storage
- air
- cylinder
- carding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001802 infusion Methods 0.000 title claims abstract description 139
- 238000001514 detection method Methods 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 112
- 238000001125 extrusion Methods 0.000 claims abstract description 15
- 238000009960 carding Methods 0.000 claims description 38
- 230000000903 blocking effect Effects 0.000 claims description 28
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
- G01M3/083—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds for tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the technical field of air tightness detection, in particular to a continuous air tightness detection device for an infusion tube, which comprises a water storage frame, wherein an air cylinder is connected to the water storage frame, a telescopic rod of the air cylinder is connected with a lifting frame, one side of the lifting frame, which is far away from the air cylinder, is connected with an air cylinder in a sliding manner, the air cylinder is connected with a symmetrically arranged short plate, the short plate is in extrusion fit with the water storage frame, one side of the lifting frame, which is far away from the air cylinder, is connected with a moving part in extrusion fit with the water storage frame, a hollow cylinder is arranged on the moving part, and hollow tube heads for fixing the infusion tube are respectively communicated with the bottom of the hollow cylinder and the bottom of the air cylinder. According to the invention, the lifting frame is controlled to move downwards through the air cylinder, the infusion tube can be immersed in water, the lifting frame fills gas into the infusion tube, the infusion tube is not easy to deform when being bulged, and the influence on the accuracy of air tightness detection caused by deformation of the infusion tube is avoided.
Description
Technical Field
The invention relates to the technical field of air tightness detection, in particular to a continuous air tightness detection device for an infusion tube.
Background
The infusion tube belongs to a disposable medical instrument, after the infusion tube is produced, the air tightness of the infusion tube is detected, the infusion tube can be used after the air tightness detection is qualified, and the conventional equipment for detecting the air tightness of the infusion tube is common.
Patent publication number CN116380353B discloses a transfer line gas tightness detection device, specifically includes: the infusion device comprises a water storage component, a connecting component, a pressing component, a fixing component and an infusion tube; the connecting component is arranged on the water storage component; the pressing component is arranged on the connecting component; the fixing component is arranged at the rear side of the connecting component; the infusion tube is arranged at the bottom of the connecting component; the water storage assembly includes: the device comprises a bottom plate, bolt holes, a mounting frame, a water storage tank and a sealing cover.
When the air tightness detection device for the infusion tube is used for detecting the air tightness of the infusion tube, two ends of the infusion tube are connected with two hollow tubes, then the arc-shaped pressing plate is controlled to be pressed down through the electric telescopic rod to press the infusion tube into water, people can judge whether the air tightness is qualified by checking whether the infusion tube is bubble or not, but in the process that the arc-shaped pressing plate presses the infusion tube into water, the infusion tube is made of a lighter material, and certain resistance exists in water, so that when the infusion tube is contacted with water, the infusion tube is subjected to water resistance, and the infusion tube is forcefully immersed into water due to the arc-shaped pressing plate, so that one side of the infusion tube bears the downward pressure of the arc-shaped pressing plate, and the other side of the infusion tube bears the upward resistance of water, and thus the infusion tube is easy to deform due to the two-beam force, and after the infusion tube is deformed, the air inside the infusion tube is extruded out, so that even if the infusion tube is immersed into water, the air inside the infusion tube is difficult to generate bubbles in water, the air tightness detection precision of the infusion tube is greatly influenced, and the air tightness detection precision of the infusion tube is not influenced.
Disclosure of Invention
In order to overcome the defect that the detection process of the existing infusion tube air tightness detection device can influence the air tightness detection accuracy, the technical problem to be solved is that: provided is a continuous air tightness detection device for an infusion tube, which can avoid affecting the air tightness detection accuracy.
The technical scheme of the invention is as follows: the utility model provides a but continuous gas tightness detection device of transfer line, including the retaining frame, be connected with the cylinder on the retaining frame, the telescopic link of cylinder is connected with the crane, the crane is kept away from cylinder one side slidingtype is connected with the inflator, the inflator is connected with the short board that the symmetry set up, the short board with retaining frame extrusion cooperation, the crane is kept away from inflator one side slidingtype is connected with the moving part, the moving part with retaining frame extrusion cooperation, be provided with the fretwork section of thick bamboo on the moving part, fretwork section of thick bamboo bottom with the equal intercommunication of inflator bottom has the hollow tube head that is used for fixed transfer line, the moving part with be connected with the U-shaped frame between the short board, the retaining frame is close to the U-shaped frame, one side is provided with the chute that the symmetry set up, slide-type is connected with on the chute and is used for with down the depression bar in the transfer line pressure water, down with the U-shaped frame extrusion cooperation, be equipped with on the fretwork section of thick bamboo be used for carrying out the air release subassembly of transfer line.
In one embodiment, the air outlet assembly comprises a first spring, the first spring is arranged between the moving part and the lifting frame, a blocking block is connected in the hollow cylinder in a sliding mode, the blocking block is used for blocking the similar hollow pipe heads, and a pressure spring is connected between the top of the blocking block and the hollow cylinder.
In one embodiment, the lower part of the pressure-down rod is of a wave structure, and the wave structure is used for increasing friction force between the pressure-down rod and the infusion tube.
In one embodiment, the water storage frame further comprises a blocking block, the blocking block is arranged on one side, close to the blocking block, of the water storage frame, and the blocking block is in contact fit with the short plate.
In one embodiment, the infusion tube clamping device further comprises a clamping mechanism used for clamping the infusion tube, the clamping mechanism is arranged on the air cylinder and the hollow cylinder, the clamping mechanism comprises a guide block, the guide block is connected to one side, close to the hollow tube head, of the water storage frame in a sliding mode, second springs which are symmetrically arranged are connected between the bottom of the guide block and the water storage frame, a plurality of clamping pieces used for clamping the infusion tube are connected to the guide block in an equidistant rotary mode, and a lower pressing ring is connected to one side, close to the clamping pieces, of the air cylinder and the hollow cylinder, and is in extrusion fit with the clamping pieces.
In one embodiment, the device further comprises a carding mechanism for carding the infusion tube, the carding mechanism is arranged on the lower pressing rod, the carding mechanism comprises a supporting column, the supporting column is connected with the lower pressing rod and is far away from one side of the chute, carding clamps for carding the infusion tube are rotatably connected to the supporting column, movable floating rods are connected between the carding clamps on the same supporting column in a sliding mode, and floating balls are connected to the movable floating rods.
In one embodiment, the device further comprises a shielding mechanism for shielding the water surface, the shielding mechanism is arranged on one side, far away from the air cylinder, of the water storage frame, the shielding mechanism comprises a shielding plate, the shielding plate is symmetrically and slidably connected with one side, far away from the air cylinder, of the water storage frame, a wedge-shaped block which is symmetrically arranged is connected onto the shielding plate, and a third spring which is symmetrically arranged is connected between the shielding plate and the water storage frame.
In one embodiment, the device further comprises a roller, the short plate and the moving piece are respectively connected with the roller in a rotating mode, and the roller is in extrusion fit with the wedge-shaped block.
In one embodiment, the alarm device further comprises an alarm mechanism for reminding people of water quantity reduction, the alarm mechanism is arranged on the water storage frame and comprises a lower pressing plate, the lower pressing plate is connected with the water storage frame in a sliding mode and is far away from one side of the air cylinder, a fourth spring which is symmetrically arranged is connected between the bottom of the lower pressing plate and the water storage frame, a pressing block is connected to the lower pressing plate, the water storage frame is close to one side of the pressing block and is connected with a switch, the switch is matched with the pressing block in an extrusion mode, the water storage frame is far away from one side of the lower pressing plate and is connected with an alarm, and the alarm and the switch are electrically connected.
In one embodiment, the water storage frame further comprises buffer columns, wherein the buffer columns are symmetrically arranged in the water storage frame and used for slowing down the lifting amplitude of water waves.
The beneficial effects are as follows: 1. according to the invention, the lifting frame is controlled to move downwards through the air cylinder, the infusion tube can be immersed in water, the lifting frame fills gas into the infusion tube, the infusion tube is not easy to deform when being bulged, and the influence on the accuracy of air tightness detection caused by deformation of the infusion tube is avoided.
2. The invention can automatically release air when the air pressure in the infusion tube is too large, so that the influence on the accuracy of air tightness detection caused by the fact that the infusion tube is broken by a supporting way is avoided.
3. According to the invention, in the process of immersing the infusion tube in water, the clamping piece is extruded by the lower pressing ring, so that the clamping piece can automatically carry out reinforced clamping on the two ends of the infusion tube, the infusion tube is prevented from being separated, gas is prevented from being discharged through the two ends of the infusion tube, and the influence on the air tightness detection accuracy can be avoided.
4. According to the invention, the carding clamp is driven to move downwards by the downward movement of the pressing rod, and the lower part of the carding clamp automatically rotates and sleeves the outside of the infusion tube under the action of the movable floating rod and the floating ball, so that the infusion tube is straightened, the influence of bending of the infusion tube on inflation is avoided, and the air tightness detection of the infusion tube is further influenced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a first part of the present invention.
Fig. 3 is a schematic perspective view of a water storage frame, a pressing rod and a chute according to the present invention.
Fig. 4 is a schematic perspective view of a second part of the present invention.
Fig. 5 is a schematic perspective view of an air outlet assembly according to the present invention.
Fig. 6 is a schematic perspective view of the clamping mechanism of the present invention.
FIG. 7 is a schematic perspective view of the clamping mechanism on the inflator of the present invention.
Fig. 8 is a schematic perspective view of a clamping mechanism on a hollow cylinder according to the present invention.
FIG. 9 is a schematic perspective view of the carding machine of the present invention.
FIG. 10 is a schematic view of a part of a card mechanism of the present invention in perspective.
Fig. 11 is a schematic perspective view of a shielding mechanism according to the present invention.
Fig. 12 is a schematic overall perspective view of the shielding mechanism of the present invention.
Fig. 13 is a schematic perspective view of an alarm mechanism according to the present invention.
Fig. 14 is a schematic perspective view of the lower plate, the fourth spring and the switch of the present invention.
Fig. 15 is a schematic perspective view of a water storage frame and a buffer column according to the present invention.
Marked in the figure as: 1. the device comprises a water storage frame, 11, an air cylinder, 12, a lifting frame, 13, an air cylinder, 14, a short plate, 15, a moving part, 16, a U-shaped frame, 17, a lower pressing rod, 18, a chute, 19, a hollow tube head, 110, a hollow tube, 111, a first spring, 112, a pressure spring, 113, a blocking block, 114, a blocking block, 115, a transfusion tube, 2, a guide block, 21, a second spring, 22, a clamping part, 23, a lower pressing ring, 3, a supporting column, 31, a carding clamp, 32, a movable floating rod, 33, a floating ball, 4, a shielding plate, 41, a wedge block, 42, a third spring, 43, a roller, 5, a lower pressing plate, 51, a pressing block, 52, a fourth spring, 53, a switch, 54, an alarm, 6 and a buffer column.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
1-5, including water storage frame 1, water storage frame 1 upper portion intermediate connection has cylinder 11, the telescopic link bottom of cylinder 11 is connected with crane 12, crane 12 left side lower part sliding connection has inflator 13, inflator 13 lower part front and back both sides are connected with short plate 14, short plate 14 with water storage frame 1 extrusion fit, crane 12 right side lower part sliding connection has moving part 15, moving part 15 with water storage frame 1 extrusion fit, moving part 15 front portion is provided with fretwork section of thick bamboo 110, fretwork section of thick bamboo 110 bottom and inflator 13 bottom all communicate and are used for fixing infusion tube 115's hollow tube head 19, cylinder 11 control crane 12, inflator 13 and hollow tube head 19 move down, then drive infusion tube 115 moves down and dips into water, a U-shaped frame 16 is connected between the moving member 15 and the rear lower side of the rear short plate 14, the left side and the right side of the rear wall in the water storage frame 1 are respectively provided with a chute 18, the left chute 18 is arranged in a left-low-right-high-inclination manner, the right chute 18 is arranged in a left-high-right-low-inclination manner, the chute 18 is respectively connected with a pressing rod 17 for pressing the infusion tube 115 into water in a sliding manner, the U-shaped frame 16 moves downwards to drive the pressing rods 17 to move along the chute 18 to press the infusion tube 115 into water, the lower parts of the pressing rods 17 are of a wave structure, when the pressing rods 17 press the infusion tube 115, after the wave structure of the pressing rods 17 is attached to the infusion tube 115, the friction force between the pressing rods 17 and the infusion tube 115 can be increased, so that the pressing rods 17 are prevented from pressing the infusion tube 115 downwards, the infusion tube 115 is separated from the pressing rod 17, the top of the pressing rod 17 is in press fit with the bottom of the U-shaped frame 16, and the hollow cylinder 110 is provided with an air outlet assembly, which can discharge redundant air in the infusion tube 115.
As shown in fig. 2-3, the air outlet assembly includes a first spring 111, the first spring 111 is disposed between the top of the moving member 15 and the right lower portion of the lifting frame 12, a block 113 is slidably connected to the interior of the hollow cylinder 110, the block 113 blocks the right hollow pipe head 19, and a pressure spring 112 is connected between the top of the block 113 and the hollow cylinder 110.
As shown in fig. 2, the water storage frame further comprises a blocking block 114, the blocking block 114 is arranged at the left upper part in the water storage frame 1, the blocking block 114 is divided into two parts and is symmetrically arranged front and back, and the blocking block 114 is in contact fit with the short plate 14.
When people need to detect the air tightness of the transfusion tube 115, firstly pouring water into the water storage frame 1, then respectively inserting two ends of the transfusion tube 115 into the outside of the hollow tube head 19, and placing the transfusion tube 115 under the lower pressure rod 17, then starting the air tightness detection, controlling the telescopic rod of the air cylinder 11 to extend, driving the lifting frame 12 to move downwards, driving the air cylinder 13, the short plate 14, the moving piece 15 and the hollow tube 110 to move downwards, driving the U-shaped frame 16 to move downwards by the lifting frame 14 and the moving piece 15, driving the lower pressure rod 17 to move obliquely downwards along the chute 18 respectively, automatically pressing the transfusion tube 115 into the water by the lower pressure rod 17, stopping the movement of the short plate 14 and the moving piece 15 when the short plate 14 and the moving piece 15 are respectively contacted with the water storage frame 1, stopping the movement of the air cylinder 13 and the hollow tube 110, continuously moving the lifting frame 12 downwards, compressing the first spring 111, automatically moving the lifting frame 12 downwards, pressing the air in the air 13 downwards, continuously pressing the transfusion tube 115 into the transfusion tube 115 when the transfusion tube 112 is filled with air, and further increasing the air pressure of the transfusion tube 115, if the air pressure is more easily, and the air pressure is more continuously increased when the transfusion tube is filled in the transfusion tube 112, and the transfusion tube is more convenient to be filled by the air pressure is more than the air pressure of air when the air is continuously, and the air is filled into the transfusion tube 115, thus, the gas can be automatically discharged out of the infusion tube 115, the situation that the infusion tube 115 is broken due to overlarge air pressure in the infusion tube 115 can be avoided, when the air pressure in the infusion tube 115 is smaller than the pressure of the pressure spring 112, the pressure spring 112 can drive the blocking block 113 to move downwards to automatically block the right hollow tube head 19, in the operation process, people can observe the water surface at all times, if a large number of bubbles appear on the periphery of the infusion tube 115, the air tightness detection of the infusion tube 115 is unqualified, if the infusion tube 115 does not appear any bubbles, the air tightness detection of the infusion tube 115 is qualified, after the detection is completed, the telescopic rod of the control cylinder 11 shortens and drives the lifting frame 12 to move upwards for resetting, the lifting frame 12 drives the air cylinder 13, the short plate 14, the moving piece 15, the hollow tube 110 and the infusion tube 115 to move upwards for resetting, the first spring 111 also stretches and resets slowly, the short plate 14 and the moving part 15 drive the U-shaped frame 16 to move upwards, the U-shaped frame 16 loosens the lower pressure rod 17, the lower pressure rod 17 stops pressing down the infusion tube 115, the lower pressure rod 17 moves upwards and resets due to buoyancy generated in water, when the short plate 14 moves upwards to be in contact with the blocking block 114, the blocking block 114 blocks the short plate 14, the blocking cylinder 13 resets, people can close the air cylinder 11, in sum, in the process of immersing the infusion tube 115 in water, gas is continuously input into the infusion tube 115, the infusion tube 115 is not easy to deform, thus the deformation of the infusion tube 115 is avoided to influence the accuracy of air tightness detection, and in addition, when the air pressure in the infusion tube 115 is too large, the air leakage can be automatically avoided, so that the infusion tube 115 is prevented from being broken, and affects the accuracy of the airtight detection of the infusion tube 115.
Example 2
On the basis of embodiment 1, as shown in fig. 6-8, the infusion tube 115 clamping device further comprises a clamping mechanism for clamping the infusion tube 115, the clamping mechanism is arranged at the lower part of the air cylinder 13 and the lower part of the hollow tube 110, the clamping mechanism comprises guide blocks 2, the guide blocks 2 are all connected with the left side and the right side of the water storage frame 1 in a sliding mode, second springs 21 are all connected between the front side and the rear side of the bottom of the guide blocks 2 and the water storage frame 1, clamping pieces 22 for clamping the infusion tube 115 are all rotationally connected with the front side, the rear side, the left side and the right side of the guide blocks 2, lower pressing rings 23 are connected with the lower part of the air cylinder 13 and the lower part of the hollow tube 110, the pressing rings 23 are in press fit with the clamping pieces 22, and after the air cylinder 13 and the hollow tube 110 drive the lower pressing rings 23 to move downwards to contact the clamping pieces 22, the clamping pieces 22 automatically clamp the infusion tube 115.
As mentioned above, when the tightness is detected, gas is inputted into the infusion tube 115, and if the air pressure in the infusion tube 115 is too high, the two ends of the infusion tube 115 are more easily separated from the hollow tube head 19, so that the clamping mechanism is provided to strengthen the clamping of the two ends of the infusion tube 115; after the transfusion tube 115 is sleeved outside the hollow tube head 19, two ends of the transfusion tube 115 are respectively positioned at the inner sides of the clamping pieces 22, so when the gas cylinder 13 and the hollow tube 110 move downwards, the gas cylinder 13 and the hollow tube 110 can drive the lower pressing ring 23 to move downwards to be contacted with the upper position in the clamping pieces 22 and can squeeze the clamping pieces 22, the upper part of the clamping pieces 22 can rotate outwards, the lower part of the clamping pieces 22 can rotate inwards to clamp the transfusion tube 115, when the lower pressing ring 23 moves downwards continuously, the clamping pieces 22 can not rotate continuously and can be pushed downwards, the clamping pieces 22 drive the guide blocks 2 to move downwards together, the second springs 21 are compressed, when gas enters the inside of the transfusion tube 115, the two ends of the transfusion tube 115 are clamped by the clamping pieces 22, the transfusion tube 115 can be prevented from falling off, and simultaneously, the influence on the air tightness detection accuracy can be further avoided, after the detection is finished, the lower pressing ring 23 is driven to move upwards by the upper part of the clamping pieces 22 and the hollow tube 110, and the clamping pieces 22 can be reset under the action of the second springs 21, and the lower pressing ring 22 can be reset to clamp the transfusion tube 115.
As shown in fig. 9-10, the device further comprises a carding mechanism for carding the infusion tube 115, the carding mechanism is arranged on the pressing rod 17, the carding mechanism comprises a supporting column 3, the supporting columns 3 are all connected to the front part of the pressing rod 17, two carding clamps 31 are all rotatably connected to the supporting column 3, the carding clamps 31 are used for carding the infusion tube 115, two similar carding clamps 31 are all slidably connected with a movable floating rod 32, the movable floating rod 32 moves upwards to drive the lower part of the carding clamps 31 to rotate and clamp, and floating balls 33 are all connected to the tops of the movable floating rods 32.
Before the infusion tube 115 is put into water, the infusion tube 115 may have a bending condition, so that it is difficult to fill the air into the infusion tube 115, so that in order to solve the problem, a carding mechanism is provided, before the infusion tube 115 is inflated, the infusion tube 115 is carded, the bending condition of the infusion tube 115 is avoided, and the following specific operations of the carding mechanism are as follows: people are fixed with the transfer line 115, just manually arrange the transfer line 115 in and comb the clamp 31 below, afterwards, move down the clamp 31 at depression bar 17 and drive support column 3, comb clamp 31, remove clamp 32 and floater 33 and move down, after floater 33 gets into in the water, floater 33 can upwards move because of buoyancy, floater 33 then can drive and remove clamp 32 and upwards move, left side remove clamp 31 lower part inwards rotate the cover in the transfer line 115 outside, right side remove clamp 31 lower part inwards rotate the cover in the transfer line 115 outside, and down clamp 17 moves down one side that moves away from each other in addition, comb clamp 31 can comb down clamp 31 then with infusion line 115, avoid transfer line 115 buckling after the detection is accomplished, lower clamp 17 upwards moves and can drive support column 3, comb clamp 31, remove clamp 32 and floater 33 upwards move reset, when clamp 31, remove clamp 31, and floater 33 remove clamp 31 and then can avoid the air tightness to open the transfer line 115 because of the clamp is moved down to the clamp 31 to the side of buckling, and then the clamp can be influenced by the automatic air tightness of moving clamp 31.
As shown in fig. 11-12, the water storage device further comprises a shielding mechanism for shielding the water surface, the shielding mechanism is arranged on the water storage frame 1, the shielding mechanism comprises shielding plates 4, the shielding plates 4 are connected to the front side and the rear side of the water storage frame 1 in a sliding mode, the shielding plates 4 are used for shielding water, wedge-shaped blocks 41 are connected to the left side and the right side of the top of the shielding plates 4, and third springs 42 are connected between the left side and the right side of the shielding plates 4 and the water storage frame 1.
As shown in fig. 11, the device further comprises a roller 43, the short plate 14 and the moving member 15 are respectively rotatably connected with the roller 43, and the roller 43 is in press fit with the wedge block 41.
When the short plate 14 and the moving member 15 move downwards, the roller 43 is driven to move downwards, after the roller 43 and the wedge block 41 are contacted, the wedge block 41 at the rear part is driven to move forwards, the wedge block 41 at the front part moves backwards, the baffle plate 4 at the front part is driven to move backwards, the baffle plate 4 at the rear part moves forwards, the baffle plate 4 can shield the front side and the rear side of the water surface, the position detected by the infusion tube 115 is exposed, so that people can observe whether bubbles appear on the periphery of the infusion tube 115 in a centralized manner, the influence on people's observation caused by fluctuation of water at the shielding position of the baffle plate 4 is avoided, the influence on the air tightness detection accuracy is further avoided, the roller 43 is driven to move upwards for resetting when the short plate 14 and the moving member 15 move upwards, and the baffle plate 4 and the wedge block 41 are driven to move for resetting under the action of the third spring 42 after the separation of the roller 43 and the wedge block 41.
As shown in fig. 13-14, the alarm mechanism is arranged on the water storage frame 1, the alarm mechanism comprises a lower pressing plate 5, the lower pressing plate 5 is slidably connected inside the water storage frame 1, fourth springs 52 are connected between the front side and the rear side of the bottom of the lower pressing plate 5 and the inner bottom of the water storage frame 1, a pressing block 51 is connected in the middle of the bottom of the lower pressing plate 5, a switch 53 is connected in the middle of the inner bottom of the water storage frame 1, the switch 53 is in press fit with the pressing block 51, an alarm 54 is connected to the upper portion of the water storage frame 1, and the alarm 54 is electrically connected with the switch 53.
After pouring water into the water storage frame 1, the gravity of water can extrude down clamp plate 5 downwards, like this fourth spring 52 is compressed, down clamp plate 5 moves down and can drive down clamp plate 51 and move down, press the contact of clamp plate 51 and switch 53, in carrying out the transfer line gas tightness testing process for a long time, water in the water storage frame 1 can slowly consume, if the water in the water storage frame 1 slowly reduces, the gravity of water lightens, then fourth spring 52 can drive down clamp plate 5 and move up, down clamp plate 5 moves up and drives down clamp plate 51 and move up, after pressing the clamp plate 51 and switch 53 separation, alarm 54 will send out the alarm this moment, can remind people to add water in time like this, avoid the water level to descend to influence to the transfer line gas tightness testing.
As shown in fig. 1 and 15, the air-tight infusion tube further comprises a buffer column 6, nine buffer columns 6 are connected to the left and right sides of the inner wall of the water storage frame 1, and the buffer columns 6 can slow down the lifting amplitude of water waves, so that the water surface is stable, and air-tight detection of the infusion tube is facilitated.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (4)
1. The utility model provides a but continuous gas tightness detection device of transfer line which characterized in that: including retaining frame (1), be connected with cylinder (11) on retaining frame (1), the telescopic link of cylinder (11) is connected with crane (12), crane (12) are kept away from cylinder (11) one side sliding connection has gas cylinder (13), gas cylinder (13) are connected with short board (14) of symmetry setting, short board (14) with retaining frame (1) extrusion fit, crane (12) are kept away from gas cylinder (13) one side sliding connection has moving part (15), moving part (15) with retaining frame (1) extrusion fit, be provided with fretwork section of thick bamboo (110) on moving part (15), fretwork section of thick bamboo (110) bottom with gas cylinder (13) bottom all communicates hollow tube head (19) that are used for fixed transfer line (115), moving part (15) with be connected with U-shaped frame (16) between short board (14), retaining frame (1) is close to U-shaped frame (16), one side is provided with symmetrical setting chute (18), be provided with on one side chute (18) and be connected with down in the extrusion line (17) under pressing line (17), an air outlet component for discharging the infusion tube (115) is arranged on the hollow cylinder (110);
the air outlet assembly comprises a first spring (111), the first spring (111) is arranged between the moving part (15) and the lifting frame (12), a blocking block (113) is connected in the hollow cylinder (110) in a sliding mode, the blocking block (113) is used for blocking similar hollow pipe heads (19), and a pressure spring (112) is connected between the top of the blocking block (113) and the hollow cylinder (110);
the lower part of the lower pressure rod (17) is of a wave structure and is used for increasing the friction force between the lower pressure rod (17) and the infusion tube (115);
the water storage frame is characterized by further comprising a blocking block (114), wherein the blocking block (114) is arranged on one side, close to the blocking block (114), of the water storage frame (1), and the blocking block (114) is in contact fit with the short plate (14);
the infusion tube clamping device comprises an infusion tube (115), and is characterized by further comprising a clamping mechanism used for clamping the infusion tube (115), wherein the clamping mechanism is arranged on the air cylinder (13) and the hollow cylinder (110), the clamping mechanism comprises a guide block (2), the guide block (2) is connected to one side, close to the hollow tube head (19), of the water storage frame (1) in a sliding mode, second springs (21) which are symmetrically arranged are connected between the bottom of the guide block (2) and the water storage frame (1), a plurality of clamping pieces (22) used for clamping the infusion tube (115) are connected to the guide block (2) in an equidistant rotary mode, a lower pressing ring (23) is connected to one side, close to the clamping pieces (22), of the air cylinder (13) and the hollow cylinder (110), and the lower pressing ring (23) is in extrusion fit with the clamping pieces (22).
The carding machine is characterized by further comprising a carding mechanism for carding the infusion tube (115), wherein the carding mechanism is arranged on the lower pressing rod (17), the carding mechanism comprises a supporting column (3), the supporting column (3) is connected to one side, far away from the chute (18), of the lower pressing rod (17), a carding clamp (31) for carding the infusion tube (115) is rotatably connected to the supporting column (3), a movable floating rod (32) is slidably connected between the carding clamps (31) on the same supporting column (3), and a floating ball (33) is connected to the movable floating rod (32);
when the air tightness of the infusion tube (115) is required to be detected, water is poured into the water storage frame (1), then the two ends of the infusion tube (115) are respectively inserted into the outside of the hollow tube head (19), the infusion tube (115) is arranged below the lower pressing rod (17), the air tightness detection can be started, the telescopic rod of the air cylinder (11) is controlled to extend to drive the lifting frame (12) to move downwards, the lifting frame (12) drives the air cylinder (13), the short plate (14), the moving piece (15) and the hollow cylinder (110) to move downwards, the short plate (14) and the moving piece (15) also drive the U-shaped frame (16) to move downwards, the U-shaped frame (16) is driven to move downwards along the lower pressing rod (18) to respectively incline downwards, the lower pressing rod (17) can automatically press the infusion tube (115) downwards into the water, when the short plate (14), the moving piece (15) and the hollow cylinder (110) are respectively contacted with the air storage frame (1), the short plate (14) and the moving piece (15) are stopped to move downwards, and the air cylinder (13) is stopped to move downwards, the air cylinder (13) is further pressed downwards, the air cylinder (13) is further stopped to move downwards, and the air cylinder (13) is further moved downwards, thus, gas can be automatically and continuously filled into the infusion tube (115), the infusion tube (115) is filled with air, the infusion tube (115) is bulged, so that bubbles generated in water by the infusion tube (115) are more obvious, the observation is more convenient, the air tightness detection accuracy is improved, if the infusion tube (115) is filled with the gas, the lifting frame (12) is continuously moved downwards, the gas can continuously enter the infusion tube (115), the air pressure in the infusion tube (115) is larger and larger, if the infusion tube (115) cannot continuously expand, and the air pressure is larger than the air pressure of the pressure spring (112), the air can jack up the blocking block (113), the pressure spring (112) is compressed, the air can be automatically discharged out of the infusion tube (115), the situation that the air pressure in the infusion tube (115) is excessively large and the infusion tube (115) is propped up can be avoided, and when the air pressure in the infusion tube (115) is smaller than the air pressure of the pressure spring (112), the pressure spring (112) can drive the automatic blocking block (113) to move downwards to the hollow block (19);
when the infusion tube (115) is fixed, the infusion tube (115) is manually placed below the carding clamp (31), then the lower pressing rod (17) moves downwards to drive the support column (3), the carding clamp (31), the movable floating rod (32) and the floating ball (33) to move downwards, after the floating ball (33) enters water, the floating ball (33) moves upwards due to buoyancy, the movable floating rod (32) is driven to move upwards by the floating ball (33), the upper moving floating rod (32) at the left part drives the lower part of the carding clamp (31) at the left part to rotate inwards to be sleeved outside the infusion tube (115), the upper moving floating rod (32) at the right part also drives the lower part of the carding clamp (31) at the right side to rotate inwards to be sleeved outside the infusion tube (115), and the lower pressing rod (17) moves downwards to the side away from each other, so that the carding clamp (31) on the lower pressing rod (17) moves upwards, the carding clamp (31) can straighten the infusion tube (115), the infusion tube (115) is detected to be bent, after the upper pressing rod (31) is moved upwards, the floating rod (32) is driven to move upwards, and the carding clamp (33) is driven to move upwards after the floating rod (31) is detected, the movable floating rod (32) and the floating ball (33) can move downwards and reset due to self gravity, so that the lower part of the carding clamp (31) rotates and opens.
2. A continuous airtight testing apparatus for an infusion tube according to claim 1, wherein: the water storage device is characterized by further comprising a shielding mechanism for shielding the water surface, wherein the shielding mechanism is arranged on one side, far away from the air cylinder (11), of the water storage frame (1), the shielding mechanism comprises a shielding plate (4), the shielding plate (4) is symmetrically and slidably connected to one side, far away from the air cylinder (11), of the water storage frame (1), a symmetrically arranged wedge-shaped block (41) is connected to the shielding plate (4), and a symmetrically arranged third spring (42) is connected between the shielding plate (4) and the water storage frame (1);
the movable part is characterized by further comprising a roller (43), wherein the short plate (14) and the movable part (15) are respectively connected with the roller (43) in a rotating mode, and the roller (43) is in extrusion fit with the wedge-shaped block (41).
3. A continuous airtight testing apparatus for an infusion tube according to claim 2, wherein: the water storage device is characterized by further comprising an alarm mechanism for reminding people of water quantity reduction, wherein the alarm mechanism is arranged on the water storage frame (1), the alarm mechanism comprises a lower pressing plate (5), the lower pressing plate (5) is connected with the water storage frame (1) in a sliding mode, the water storage frame (1) is far away from one side of the air cylinder (11), a fourth spring (52) which is symmetrically arranged is connected between the bottom of the lower pressing plate (5) and the water storage frame (1), a pressing block (51) is connected onto the lower pressing plate (5), the water storage frame (1) is close to one side of the pressing block (51) and is connected with a switch (53), the water storage frame (1) is far away from one side of the lower pressing plate (5) and is connected with an alarm (54), and the alarm (54) and the switch (53) are electrically connected.
4. A continuous gas tightness detection device for infusion tubes as claimed in claim 3, wherein: the water storage frame (1) is connected with the buffer columns (6) which are symmetrically arranged, and the buffer columns (6) are used for slowing down the lifting amplitude of water waves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311181157.4A CN116907748B (en) | 2023-09-14 | 2023-09-14 | Continuous air tightness detection device for infusion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311181157.4A CN116907748B (en) | 2023-09-14 | 2023-09-14 | Continuous air tightness detection device for infusion tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116907748A CN116907748A (en) | 2023-10-20 |
| CN116907748B true CN116907748B (en) | 2023-12-12 |
Family
ID=88355076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311181157.4A Active CN116907748B (en) | 2023-09-14 | 2023-09-14 | Continuous air tightness detection device for infusion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116907748B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450007B1 (en) * | 2013-05-08 | 2014-10-13 | (주)수승화학 | Hose leak test device |
| CN105865775A (en) * | 2016-06-06 | 2016-08-17 | 上海比泽机电设备科技有限公司 | Full-automatic guide valve comprehensive performance testing platform |
| CN213301589U (en) * | 2020-10-27 | 2021-05-28 | 嘉鸣工贸(上海)股份有限公司 | Hydraulic rubber tube air tightness detection device |
| CN214538393U (en) * | 2021-02-05 | 2021-10-29 | 泊头市德恒数控机械有限公司 | Automobile pipeline air tightness detection device |
| CN216207318U (en) * | 2021-09-30 | 2022-04-05 | 江苏因倍思科技发展有限公司 | Syringe gas tightness detection device |
| CN216309346U (en) * | 2021-12-16 | 2022-04-15 | 河南省医疗器械检验所 | Medical instrument air tightness detection device |
| CN114964639A (en) * | 2022-07-22 | 2022-08-30 | 江苏治宇医疗器材有限公司 | Air measurement detection device of infusion apparatus catheter |
| CN217845535U (en) * | 2022-08-29 | 2022-11-18 | 青海省药品检验检测院 | Infusion tube air tightness detection device |
| CN116380353A (en) * | 2023-05-26 | 2023-07-04 | 江苏麦迪威尔医疗器械有限公司 | Infusion tube air tightness detection device |
-
2023
- 2023-09-14 CN CN202311181157.4A patent/CN116907748B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450007B1 (en) * | 2013-05-08 | 2014-10-13 | (주)수승화학 | Hose leak test device |
| CN105865775A (en) * | 2016-06-06 | 2016-08-17 | 上海比泽机电设备科技有限公司 | Full-automatic guide valve comprehensive performance testing platform |
| CN213301589U (en) * | 2020-10-27 | 2021-05-28 | 嘉鸣工贸(上海)股份有限公司 | Hydraulic rubber tube air tightness detection device |
| CN214538393U (en) * | 2021-02-05 | 2021-10-29 | 泊头市德恒数控机械有限公司 | Automobile pipeline air tightness detection device |
| CN216207318U (en) * | 2021-09-30 | 2022-04-05 | 江苏因倍思科技发展有限公司 | Syringe gas tightness detection device |
| CN216309346U (en) * | 2021-12-16 | 2022-04-15 | 河南省医疗器械检验所 | Medical instrument air tightness detection device |
| CN114964639A (en) * | 2022-07-22 | 2022-08-30 | 江苏治宇医疗器材有限公司 | Air measurement detection device of infusion apparatus catheter |
| CN217845535U (en) * | 2022-08-29 | 2022-11-18 | 青海省药品检验检测院 | Infusion tube air tightness detection device |
| CN116380353A (en) * | 2023-05-26 | 2023-07-04 | 江苏麦迪威尔医疗器械有限公司 | Infusion tube air tightness detection device |
Non-Patent Citations (1)
| Title |
|---|
| 基于 PLC 的一次性输液管通 漏气自动检测系统设计;夏链 等;《南昌航空大学学报( 自然科学版)》;第25卷(第3期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116907748A (en) | 2023-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214953661U (en) | Multi-angle turnover mechanism for chip testing | |
| CN114544094B (en) | Water pump cavity airtightness detection device | |
| CN209198106U (en) | A kind of well lid loading test instrument | |
| CN116907748B (en) | Continuous air tightness detection device for infusion tube | |
| CN211477908U (en) | Constant-loading cement bending and compression testing machine | |
| CN108949503B (en) | Gene detection device applied to biological medicine detection | |
| CN217555324U (en) | Film thickness detection equipment and drop feed mechanism thereof | |
| CN116380750A (en) | Concrete base water permeability detection device for engineering construction | |
| CN217132827U (en) | Transformer resistance to compression testing arrangement | |
| CN213544266U (en) | Cost-reduced cement bending and compression testing machine | |
| CN212142722U (en) | Test-tube rack convenient to endocrinology department doctor gets and puts test tube | |
| CN114814310A (en) | Integrated testing and positioning device for flexible FPC assembly | |
| CN113740190A (en) | High quantitative composite paper diaper tensile force and water absorption performance test machine | |
| CN210401053U (en) | Furniture clamping strength testing device | |
| CN113358501A (en) | Strength testing device of steel pipe | |
| CN219455767U (en) | Mobile phone screen pressure resistance capability detection equipment | |
| CN216669497U (en) | Be applied to gauze mask ear rope welding detection device | |
| CN218566801U (en) | Gas tightness check out test set of high density gas transmission composite pipe | |
| CN117309621B (en) | Simulation equipment for bending-resistant experiment of data line | |
| CN110837017A (en) | Knocking damage testing device of capacitive touch screen | |
| CN212748202U (en) | Pipeline air tightness testing device | |
| CN211825255U (en) | Sampling equipment for commercial concrete | |
| CN218646528U (en) | Analytical equipment of food package quality inspection | |
| CN216285216U (en) | Water quality testing is with device of code | |
| CN216349502U (en) | Detection device is opened to cigarette case based on user experience |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A continuous airtightness detection device for infusion tubes Granted publication date: 20231212 Pledgee: China Postal Savings Bank Limited by Share Ltd. Zoucheng branch Pledgor: Zoucheng Yuntian Mining Technology Co.,Ltd. Registration number: Y2024980005008 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |