CN207882061U - Disposable sterilized catheter resist bending pilot system - Google Patents

Abstract

Disposable sterilized catheter resist bending pilot system, including water receiving container and coil pipe, one end of coil pipe coordinates with water receiving container, one circle of middle part coiling of coil pipe, the other end connection of coil pipe is for trying catheter, one end for trying catheter connects pressure piping, the permanent level vessels of one end connection of pressure piping, the utility model increases fixed experimental tool on coil pipe, the fixed experimental tool can drive jacking block to clamp coil pipe with upper holder block cooperation when coil pipe is adjusted to suitable diameter by rotating bolt, to coil pipe be made to keep scheduled bending diameter when carrying out crooked test to catheter, the bending diameter of coil pipe is avoided to generate variation, improve the accuracy of experimental data.

Description

Disposable sterilized catheter resist bending pilot system

Technical field

The utility model is related to a kind of bend test device, more precisely a kind of disposable sterilized catheter is resistance to Bend test system.

Background technology

Disposable sterilized catheter resist bending pilot system be for test sterilized catheter in the bent state into The disposable apparatus of row flow rate test, existing sterilized catheter resist bending experimental rig cannot fix coil pipe well, Coil pipe is susceptible to the phenomenon that sliding during actual tests, causes the inaccuracy of experimental data.

Invention content

The purpose of this utility model is to provide a kind of disposable sterilized catheter resist bending pilot system, can solve Above-mentioned problem.

The utility model to achieve the above object, is achieved through the following technical solutions：

Disposable sterilized catheter resist bending pilot system, including water receiving container and coil pipe, one end of coil pipe Coordinate with water receiving container, one circle of middle part coiling of coil pipe, the other end connection of coil pipe is for trying catheter, for examination catheter One end connects pressure piping, the permanent level vessels of one end connection of pressure piping, and the bottom of permanent level vessels is connect with pressure piping, The inside of permanent level vessels is connected to the inside of pressure piping, the bottom connection water inlet pipe and overflow pipe of permanent level vessels, water inlet The inside of pipe is connected to the inside of permanent level vessels, and overflow pipe passes through the bottom of permanent level vessels, the upper end of overflow pipe to be located at perseverance The inside of the inside upper part of level vessels, permanent level vessels contains water, and fixed experimental tool is installed on coil pipe.

In order to further realize the purpose of this utility model, following technical scheme can also be used:The fixed experiment work Tool includes pedestal, and the top mounting and fixing support of pedestal, the top connection measuring scale and upper holder block of fixed frame, upper holder block, which is located at, to be measured The lower part of ruler, the middle part of fixed frame connect support plate, and installation bolt in support plate, the lead screw of bolt passes through support plate, bolt Lead screw is connect with support plate thread, and the upper end of bolt connects bearing, the inner ring of bearing and is bolted, and the outer ring of bearing, which connects, stretches The upper end of the lower end of contracting bar and spring, telescopic rod and spring and bearing fit, telescopic rod and spring connects jacking block, jacking block and upper pressure The coil pipe after one circle of coiling is clamped in block cooperation.

The liquid outlet of the coil pipe connects flowmeter.

The utility model has the advantage of：The utility model increases fixed experimental tool, the fixation on coil pipe Experimental tool can drive jacking block to clamp disk with upper holder block cooperation when coil pipe is adjusted to suitable diameter by rotating bolt Around pipe coil pipe is avoided to coil pipe be made to keep scheduled bending diameter when carrying out crooked test to catheter Bending diameter generates variation, improves the accuracy of experimental data.The bearing of the utility model can avoid telescopic rod and spring It follows the rotation of bolt and rotates, to avoid jacking block from applying additional pressure to coil pipe during rotation, make coiling Excessive deformation is managed, the accuracy for influencing to test is prevented.The spring of the utility model can be to the pressure between jacking block and coil pipe Into row buffering, coil pipe deformation caused by avoiding the pressure between jacking block and coil pipe excessive, while jacking block and upper pressure can be made When coil pipe is clamped in block cooperation, jacking block and upper holder block is set there are enough clamping forces to coil pipe, to avoid coil pipe from testing The variation of diameter is generated in the process.The measuring scale of the utility model can facilitate tester intuitively to read coil pipe coiling Diameter.The permanent level vessels of the utility model can be used in containing shape experiment test liquid, and experiment test liquid is placed into Suitable height, the upper end of the overflow pipe of the utility model is located at the inside upper part of permanent level vessels, inside permanent level vessels When the height of liquid level is higher than overflow pipe upper end, liquid can be discharged out of overflow pipe automatically, and the water inlet pipe of the utility model connects water Pump is used for input test liquid.The utility model also has compact, manufacturing cost simple for structure cheap and using easy to be excellent Point.

Description of the drawings

Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：

Fig. 1 is the structural schematic diagram of the utility model；Fig. 2 is I enlarged structure schematic diagram of Fig. 1.

Specific implementation mode

The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

Disposable sterilized catheter resist bending pilot system, as Figure 1-Figure 2, including water receiving container 8 and coiling Pipe 17, one end and the water receiving container 8 of coil pipe 17 coordinate, and one circle of middle part coiling of coil pipe 17, the other end of coil pipe 17 connects It connecing for trying catheter 6, one end for trying catheter 6 connects pressure piping 5, and one end of pressure piping 5 connects permanent level vessels 1, The bottom of permanent level vessels 1 is connect with pressure piping 5, and the inside of permanent level vessels 1 is connected to the inside of pressure piping 5, Heng Shui The bottom connection water inlet pipe 3 and overflow pipe 4 of position container 1, the inside of water inlet pipe 3 are connected to the inside of permanent level vessels 1, overflow pipe 4 pass through the bottom of permanent level vessels 1, and the upper end of overflow pipe 4 is located at the inside upper part of permanent level vessels 1, permanent level vessels 1 it is interior Portion contains water 2, and fixed experimental tool 7 is installed on coil pipe 17.

The utility model increases fixed experimental tool 7 on coil pipe 17, and the fixed experimental tool 7 can coil Jacking block 13 is driven to clamp coil pipe 17 with the cooperation of upper holder block 12 by rotating bolt 18 when pipe 17 is adjusted to suitable diameter, to Coil pipe 17 can be made to keep scheduled bending diameter when carrying out crooked test to catheter, avoid the bending of coil pipe 17 straight Diameter generates variation, improves the accuracy of experimental data.The bearing 16 of the utility model can avoid telescopic rod 14 and spring 15 It follows the rotation of bolt 18 and rotates, to avoid jacking block 13 from applying additional pressure to coil pipe 17 during rotation, Make 17 excessive deformation of coil pipe, prevents the accuracy for influencing to test.The spring 15 of the utility model can be to jacking block 13 and coiling Pressure between pipe 17 is into row buffering, 17 deformation of coil pipe caused by avoiding the pressure between jacking block 13 and coil pipe 17 excessive, When jacking block 13 can be made to clamp coil pipe 17 with the cooperation of upper holder block 12 simultaneously, jacking block 13 and upper holder block 12 is made to have foot to coil pipe 17 Enough clamping forces, to avoid coil pipe 17 from generating the variation of diameter during the test.10 energy of measuring scale of the utility model Tester is enough facilitated intuitively to read the diameter of the coiling of coil pipe 17.The permanent level vessels 1 of the utility model can be used in containing Shape experiment test liquid, and experiment test liquid is placed into suitable height, the upper end position of the overflow pipe 4 of the utility model In the inside upper part of permanent level vessels 1, when the height of 1 internal liquid level of permanent level vessels is higher than 4 upper end of overflow pipe, liquid can be certainly The dynamic discharge out of overflow pipe 4, the water inlet pipe 3 of the utility model connect water pump, are used for input test liquid.

The fixed experimental tool 7 includes pedestal 11, and the top of the top mounting and fixing support 19 of pedestal 11, fixed frame 19 connects Measuring scale 10 and upper holder block 12 are connect, upper holder block 12 is located at the lower part of measuring scale 10, and the middle part of fixed frame 19 connects support plate 20, branch The lead screw of installation bolt 18 on fagging 20, bolt 18 passes through support plate 20, the lead screw of bolt 18 to be threadedly coupled with support plate 20, spiral shell The upper end of bolt 18 connects bearing 16, and the inner ring of bearing 16 is connect with bolt 18, the outer ring connection expansion link 14 and spring of bearing 16 15, the lower end and the cooperation of bearing 16, telescopic rod 14 of telescopic rod 14 and spring 15 connect jacking block 13, jacking block 13 with the upper end of spring 15 Coordinate the coil pipe 17 after clamping one circle of coiling with upper holder block 12.

The liquid outlet of the coil pipe 17 connects flowmeter 9.

The flow that the flowmeter 9 of the utility model can export coil pipe 17 urine is accurately measured, to more Experimenter is facilitated to test influence of 17 coil diameter of coil pipe to urine flow.

Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (3)

1. disposable sterilized catheter resist bending pilot system, it is characterised in that：Including water receiving container（8）And coil pipe （17）, coil pipe（17）One end and water receiving container（8）Cooperation, coil pipe（17）Middle part coiling one circle, coil pipe（17）'s Other end connection is for trying catheter（6）, for trying catheter（6）One end connect pressure piping（5）, pressure piping（5）One end The permanent level vessels of connection（1）, permanent level vessels（1）Bottom and pressure piping（5）Connection, permanent level vessels（1）Inside with Pressure piping（5）Inside connection, permanent level vessels（1）Bottom connect water inlet pipe（3）And overflow pipe（4）, water inlet pipe（3）'s Internal and permanent level vessels（1）Inside connection, overflow pipe（4）Across permanent level vessels（1）Bottom, overflow pipe（4）It is upper End is located at permanent level vessels（1）Inside upper part, permanent level vessels（1）Inside contain water（2）, coil pipe（17）Upper installation is solid Determine experimental tool（7）.

2. disposable sterilized catheter resist bending pilot system according to claim 1, it is characterised in that：It is described solid Determine experimental tool（7）Including pedestal（11）, pedestal（11）Top mounting and fixing support（19）, fixed frame（19）Top connection survey Gage（10）And upper holder block（12）, upper holder block（12）Positioned at measuring scale（10）Lower part, fixed frame（19）Middle part connection support Plate（20）, support plate（20）Upper installation bolt（18）, bolt（18）Lead screw pass through support plate（20）, bolt（18）Lead screw with Support plate（20）It is threadedly coupled, bolt（18）Upper end connect bearing（16）, bearing（16）Inner ring and bolt（18）Connection, axis It holds（16）Outer ring connection expansion link（14）And spring（15）, telescopic rod（14）And spring（15）Lower end and bearing（16）Match It closes, telescopic rod（14）And spring（15）Upper end connect jacking block（13）, jacking block（13）With upper holder block（12）Coiling one is clamped in cooperation Coil pipe after circle（17）.

3. disposable sterilized catheter resist bending pilot system according to claim 1, it is characterised in that：The disk Around pipe（17）Liquid outlet connect flowmeter（9）.