CN210922918U

CN210922918U - Pushing force testing mechanism

Info

Publication number: CN210922918U
Application number: CN201922472444.6U
Authority: CN
Inventors: 董双波
Original assignee: Chenbang Medical Equipment Shanghai Co ltd
Current assignee: Chenbang Medical Equipment Shanghai Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-07-03
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a propelling movement power accredited testing organization, the power distribution box comprises a main box body, the cavity has been seted up to the inside of the main box body, install the control by temperature change water tank in the cavity, the top rigid coupling of control by temperature change water tank has the water bath basin, and the rigid coupling has the dead lever on the top extension of the main box body, the top of dead lever is rotated and is connected with the connecting rod, the other end rigid coupling of connecting rod has the master controller, and the inside rigid coupling of water bath basin has the blood vessel model bracket, the rigid coupling has sealing joint on the water bath basin inside wall of blood vessel model bracket top, sliding connection has the sheath pipe that runs through water bath basin and main box body in the sealing joint, the end that stretches out of sheath pipe. The pushing force testing mechanism can quickly reflect the difference of each production process and the effect in practical application during research, development and test, can more accurately respond to the problem of parameters, and achieves the purposes of saving time and cost.

Description

Pushing force testing mechanism

Technical Field

The utility model relates to a medical product detects technical field, specifically is a propelling movement power accredited testing organization.

Background

The compliance performance of a general delivery balloon product used in medical treatment can be tested during development, the resistance and the torsional force of the product in a blood vessel are simulated through a testing mechanism, and the performance and the effect of the product are reflected through testing data;

in the research and development test of a general catheter guide wire product, the difference of each production process is difficult to find out by the existing equipment, the effect of the product in practical application cannot be reflected, the problem of parameter is inaccurate, and therefore the problems of low production efficiency and high cost are brought.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a propelling movement power accredited testing organization to solve the difference that each production technology was hardly found out to the existing equipment that proposes in the above-mentioned background art in the research and development test of general pipe seal wire product, and can't embody the effect of product in practical application, make parameter problem point inaccuracy, thereby bring the problem that production efficiency is low and with high costs.

In order to achieve the above object, the utility model provides a following technical scheme: a pushing force testing mechanism comprises a main box body, wherein a cavity is formed in the main box body, a temperature control water tank is installed in the cavity, a water bath water tank is fixedly connected to the top end of the temperature control water tank, a fixing rod is fixedly connected to an extending portion of the top end of the main box body, the top end of the fixing rod is rotatably connected with a connecting rod, a main controller is fixedly connected to the other end of the connecting rod, a blood vessel model bracket is fixedly connected to the interior of the water bath water tank, a sealing joint is fixedly connected to the inner side wall of the water bath water tank above the blood vessel model bracket, a sheath pipe penetrating through the water bath water tank and the main box body is slidably connected to the sealing joint, the extending end of the sheath pipe is slidably sleeved with a guide rod fixedly connected to the side wall of the main box body, a fixing column is fixedly connected to the main box body below the guide rod, a clamping block is fixedly connected to the, the output of running roller driving motor and encoder is the rigid coupling respectively and has the first running roller and the second running roller that extend to in the lower casing, and rotates on the top lateral wall of casing down and be connected with the casing, go up the internal rotation of casing and be connected with the running roller, and the top surface of going up the casing is installed and is adjusted the thousand minutes head and lock nut.

Preferably, the rigid coupling has the connecting block on the fixed column, finely tune the slip table around the top sliding connection of connecting block, install adjust knob on the lateral wall of fine setting slip table around, and the top surface rigid coupling of fine setting slip table has the framework around, the rigid coupling has torque sensor on the interior diapire of framework, and installs driving motor on the rear side wall of framework, driving motor's output rigid coupling has the shaft coupling that runs through framework and torque sensor, the product chuck is installed to the other end of shaft coupling.

Preferably, a pushing sensor is installed between the clamping block and the lower shell.

Preferably, there are two top rollers in the upper housing, and two top rollers are located directly over first bottom roller and second bottom roller respectively.

Preferably, the four corners of the bottom surface of the main box body are respectively provided with a roller.

Preferably, the output end of the main controller is electrically connected with the input ends of the roller driving motor and the driving motor respectively.

Compared with the prior art, the beneficial effects of the utility model are that: this propelling movement power accredited testing organization produces 37 water bath environment through the water bath water tank, and the control by temperature change water tank of water bath water tank bottom is used for heating the temperature of circulating water control water bath water tank inside water, through the power of master controller control gyro wheel driving motor to product production a propelling movement, make the product move forward, the power value of real-time recording propelling movement simultaneously, and master controller control driving motor, a torsional power is produced to the product, make the product produce and twist reverse, real-time recording torsion value simultaneously, and guiding mechanism is used for the sheath pipe of fixed product, sealing joint is used for sealed basin and sheath pipe, the blood vessel model bracket is used for placing the blood vessel model, thereby can be very fast when research and development test embody the difference of each production technology and the effect in the practical application, the problem point of more accurate reaction parameter simultaneously, reach save time and cost's purpose.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a perspective view of part A of the present invention;

FIG. 3 is a perspective view of the structure of part B of the present invention;

fig. 4 is a right side view of the structure of part a of the present invention.

In the figure: 1. a main box body; 2. a temperature control water tank; 3. a water bath water tank; 4. an extension portion; 5. a vessel model support; 6. fixing the rod; 7. a connecting rod; 8. a master controller; 9. fixing a column; 10. sealing the joint; 11. A guide bar; 12. a sheath tube; 13. a roller; 14. a clamping block; 15. a lower housing; 16. a roller driving motor; 17. an encoder; 18. a first lower roller; 19. a second lower roller; 20. an upper housing; 21. an upper roller; 22. adjusting the thousands of heads; 23. locking the nut; 24. connecting blocks; 25. finely adjusting the sliding table front and back; 26. Adjusting a knob; 27. a frame body; 28. a drive motor; 29. a coupling; 30. a product chuck; 31. a torque sensor; 32. and pushing the sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a push force testing mechanism comprises a main box body 1, a cavity is arranged in the main box body 1, a temperature control water tank 2 is installed in the cavity, a water bath water tank 3 is fixedly connected to the top end of the temperature control water tank 2, a fixing rod 6 is fixedly connected to an extending portion 4 at the top end of the main box body 1, the top end of the fixing rod 6 is rotatably connected with a connecting rod 7, the other end of the connecting rod 7 is fixedly connected with a main controller 8, a blood vessel model bracket 5 is fixedly connected to the inside of the water bath water tank 3, a sealing joint 10 is fixedly connected to the inner side wall of the water bath water tank 3 above the blood vessel model bracket 5, a sheath tube 12 penetrating through the water bath water tank 3 and the main box body 1 is slidably connected in the sealing joint 10, the extending end of the sheath tube 12 is slidably sleeved with a guide rod 11 fixedly connected to the side wall of the main box body 1, a fixing column 9 is fixedly connected to, a roller driving motor 16 and an encoder 17 are fixedly connected to the side wall of the lower shell 15, the output ends of the roller driving motor 16 and the encoder 17 are respectively fixedly connected with a first lower roller 18 and a second lower roller 19 which extend into the lower shell 15, the side wall of the top end of the lower shell 15 is rotatably connected with an upper shell 20, the upper shell 20 is rotatably connected with an upper roller 21, and the top surface of the upper shell 20 is provided with an adjusting micrometer head 22 and a locking nut 23;

a connecting block 24 is fixedly connected to the fixed column 9, the top end of the connecting block 24 is slidably connected with a front fine adjustment sliding table 25 and a rear fine adjustment sliding table 25, an adjusting knob 26 is mounted on the side wall of the front fine adjustment sliding table 25 and the side wall of the rear fine adjustment sliding table 25, a frame 27 is fixedly connected to the top surface of the front fine adjustment sliding table 25 and the rear fine adjustment sliding table 25, a torque sensor 31 is fixedly connected to the inner bottom wall of the frame 27, a driving motor 28 is mounted on the rear side wall of the frame 27, a coupler 29 penetrating through the frame 27 and the torque sensor 31 is; a push sensor 32 is arranged between the clamping block 14 and the lower shell 15, so that the influence of torque can be conveniently tested; two upper rollers 21 are arranged in the upper shell 20, and the two upper rollers 21 are respectively positioned right above the first lower roller 18 and the second lower roller 19 and can clamp products; four corners of the bottom surface of the main box body 1 are respectively provided with a roller 13, so that the mechanism is convenient to move and transport; the output end of the main controller 8 is electrically connected with the input ends of the roller driving motor 16 and the driving motor 28 respectively, so that the parameters can be conveniently controlled and displayed in real time.

The working principle is as follows: the pushing force testing mechanism is placed at a specific position through a roller 13 positioned at the bottom surface of a main box body 1, meanwhile, testing parameters are set on a main controller 8, when the pushing performance needs to be tested, a sheath tube 12 is inserted into a blood vessel model placed on a blood vessel model bracket 5 through a guide rod 11 and a sealing joint 10 to reach a part needing to be tested, a guide wire penetrates into a product through the sheath tube 12 to fix the guide wire, an upper shell 20 and a lower shell 15 are closed through a locking nut 23, a dividing head 22 is adjusted and adjusted, the product is fixed between the upper roller 21 and a first lower roller 18 as well as a second lower roller 19, a roller driving motor 16 on the lower shell 15 is started to enable the first lower roller 18 to rotate, the product is pushed forwards to reach the specific position, parameters are recorded through a pushing sensor 32, when a torsion test is carried out, the tail end of the product is screwed on a product chuck 30, adjusting the adjusting knob 26, sending the tail end of the product to a specified position through the front and back fine adjustment sliding table 25, starting the driving motor 28 on the frame 27, rotating the product at a specified speed through the coupler 29 and the product chuck 30, and simultaneously recording parameters by the torque sensor 31, thereby reflecting the influence of large torque at the head end of the product on the tail end and completing the operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a propelling movement power accredited testing organization, includes the main tank body (1), its characterized in that: the blood vessel model water bath device is characterized in that a cavity is formed in the main tank body (1), a temperature control water tank (2) is installed in the cavity, a water bath water tank (3) is fixedly connected to the top end of the temperature control water tank (2), a fixing rod (6) is fixedly connected to a top end extending portion (4) of the main tank body (1), a connecting rod (7) is rotatably connected to the top end of the fixing rod (6), a main controller (8) is fixedly connected to the other end of the connecting rod (7), a blood vessel model bracket (5) is fixedly connected to the inner side wall of the water bath water tank (3) above the blood vessel model bracket (5), a sealing joint (10) is fixedly connected to the inner side wall of the water bath water tank (3) in a sliding mode, a sheath pipe (12) penetrating through the water bath water tank (3) and the main tank body (1) is connected to the sealing joint (10), and the, and the rigid coupling has fixed column (9) on main tank body (1) of guide bar (11) below, the rigid coupling has fixture block (14) on fixed column (9), the last top surface rigid coupling of fixture block (14) has lower casing (15), the rigid coupling has running roller driving motor (16) and encoder (17) on the lateral wall of casing (15) down, the output of running roller driving motor (16) and encoder (17) respectively the rigid coupling have first running roller (18) and second running roller (19) down that extend to casing (15) down, and rotate on the top lateral wall of casing (15) down and be connected with casing (20), go up casing (20) internal rotation and be connected with running roller (21), and the top surface of going up casing (20) is installed and is adjusted quartering head (22) and lock nut (23).

2. The push force test mechanism of claim 1, wherein: the rigid coupling has connecting block (24) on fixed column (9), finely tune slip table (25) around the top sliding connection of connecting block (24), install adjust knob (26) on the lateral wall of fine setting slip table (25) around and, the top surface rigid coupling of fine setting slip table (25) has framework (27) around and, the rigid coupling has torque sensor (31) on the interior diapire of framework (27), and installs driving motor (28) on the rear side wall of framework (27), the output rigid coupling of driving motor (28) has shaft coupling (29) that runs through framework (27) and torque sensor (31), product chuck (30) are installed to the other end of shaft coupling (29).

3. The push force test mechanism of claim 1, wherein: and a pushing sensor (32) is arranged between the clamping block (14) and the lower shell (15).

4. The push force test mechanism of claim 1, wherein: two upper rollers (21) are arranged in the upper shell (20), and the two upper rollers (21) are respectively positioned right above the first lower roller (18) and the second lower roller (19).

5. The push force test mechanism of claim 1, wherein: and four corners of the bottom surface of the main box body (1) are respectively provided with a roller (13).

6. The push force test mechanism of claim 1, wherein: the output end of the main controller (8) is electrically connected with the input ends of the roller driving motor (16) and the driving motor (28) respectively.