CN217586742U

CN217586742U - Medical catheter torsion testing device

Info

Publication number: CN217586742U
Application number: CN202122062387.1U
Authority: CN
Inventors: 车海波; 高慧
Original assignee: Keruichi Beijing Medical Technology Development Co ltd
Current assignee: Keruichi Beijing Medical Technology Development Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-10-14
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a medical catheter torsion testing arrangement, the on-line screen storage device comprises a base, base the inner is equipped with the motor, and motor output end run through the fixed plate and be connected with fixed establishment, motor output end is connected with two sets of pivots through the linkage area, and is connected with the base inner wall through the bearing in the pivot outside, and the linkage area comprises belt pulley and belt, and wherein the belt pulley is fixed respectively and cup joints the output at pivot and motor to drive the rotation of pivot, the other end run through the fixed plate of pivot is connected with other two sets of fixed establishment, the base upside is equipped with the movable plate, and the movable plate downside is provided with adjustment mechanism. The utility model discloses a be provided with linkage area and pivot, the staff of being convenient for carries out the record to the test result of the different stages of pipe in real time to guarantee the accuracy nature in the use, be provided with fixed establishment, with the realization fixed to the pipe, thereby satisfy the test demand of different specification pipes, with the suitability of guaranteeing in this device use.

Description

Medical catheter torsion testing device

Technical Field

The utility model relates to a medical catheter tests technical field, especially relates to a medical catheter torsional testing arrangement.

Background

The medical catheter is widely applied to various medical devices, and performance tests such as torsion and the like are required during production and manufacturing of the medical catheter so as to ensure the product quality of the medical catheter when the medical catheter leaves a factory.

At present, when an existing medical catheter torsion testing device is used, most of the existing medical catheter torsion testing devices directly test a single medical catheter, and when a plurality of medical catheters need to be contrastingly tested, a long working time needs to be consumed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a medical catheter torsion testing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a medical catheter torsion testing arrangement, includes the base, base the inner is equipped with the motor, and motor output end runs through the fixed plate and is connected with fixed establishment, motor output end is connected with two sets of pivots through the linkage area, and the pivot outside is connected with the base inner wall through the bearing, and the linkage area comprises belt pulley and belt, and wherein the belt pulley is fixed respectively and cup joints the output at pivot and motor to drive the rotation of pivot, the other end of pivot runs through the fixed plate and is connected with other two sets of fixed establishment, the base upside is equipped with the movable plate, and the movable plate downside is provided with adjustment mechanism.

Preferably, the fixing mechanism comprises a circular cylinder, the inner end of the circular cylinder is glued with a rubber mat, an arc-shaped groove is formed in the upper side of the rubber mat, a screw rod is arranged in the circular cylinder, the lower side of the screw rod is connected with an extrusion plate through a bearing, and the longitudinal section of the extrusion plate is of an arc-shaped structure.

Preferably, the outer opening of the circular cylinder is larger than the inner opening.

Preferably, the upper side of the screw penetrates through the inner wall of the circular cylinder and is fixedly connected with a knob, and the outer side of the knob is glued with a bulge.

Preferably, the upper side of the extrusion plate is fixedly connected with two groups of connecting rods, and the inner wall of the circular cylinder is provided with a slot hole matched with the connecting rods.

Preferably, the adjusting mechanism comprises a sliding block, the upper side of the sliding block is fixedly connected with the lower side of the movable plate, a sliding groove matched with the sliding block is formed in the inner wall of the base, an inserting rod is inserted into the sliding block, and a plurality of clamping grooves matched with the inserting rod are linearly arranged in the sliding groove at equal intervals.

Preferably, the sliding blocks are arranged in two groups, and the two groups of sliding blocks are symmetrically distributed relative to the central axis of the base.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is through being provided with linkage area and pivot, at motor pivoted in-process, through the drive in linkage area, rotates when can drive the pivot for the multiunit pipe twists reverse the test simultaneously, thereby realizes carrying out contrast test between the pipe, later staff carries out the record to the test result of pipe different stages, in order to guarantee the accuracy nature in the use.

2. The device is through being provided with fixed establishment, during the use, the knob is rotated to the staff accessible to make the stripper plate that its downside set up contact with the pipe, in order to realize the fixed to the pipe, thereby satisfy the test demand of different specification pipes, in order to guarantee the suitability in this device use.

Drawings

Fig. 1 is a schematic perspective view of a medical catheter torsion testing device according to the present invention;

FIG. 2 is a three-dimensional blasting schematic view of the base and adjustment mechanism structure of FIG. 1;

FIG. 3 is a schematic perspective sectional view of the fixing mechanism shown in FIG. 1;

fig. 4 is a partially enlarged schematic view of a in fig. 2.

In the figure: 1. a base; 2. a motor; 3. a fixing plate; 4. a fixing mechanism; 41. a circular cylinder; 42. a rubber pad; 43. a screw; 44. a knob; 45. a pressing plate; 46. a connecting rod; 5. a linkage belt; 6. a rotating shaft; 7. moving the plate; 8. a slider; 9. the rod is inserted.

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.

Referring to fig. 1-4, a medical catheter torsion testing device comprises a base 1, wherein a motor 2 is arranged at the inner end of the base 1, the output end of the motor 2 penetrates through a fixed plate 3 and is connected with a fixed mechanism 4, the output end of the motor 2 is connected with two groups of rotating shafts 6 through a linkage belt 5, the outer sides of the rotating shafts 6 are connected with the inner wall of the base 1 through bearings, the other ends of the rotating shafts 6 penetrate through the fixed plate 3 and are connected with another two groups of fixed mechanisms 4, a movable plate 7 is arranged on the upper side of the base 1, an adjusting mechanism is arranged on the lower side of the movable plate 7, three groups of fixed mechanisms 4 are uniformly distributed at the inner end of the movable plate 7, the three groups of fixed mechanisms 4 are connected with the movable plate 7 through bearings, the arrangement modes of the three groups of fixed mechanisms 4 are the same as the arrangement modes of the fixed mechanisms 4 arranged on the fixed plate 3, and when the catheter is used, two ends of the catheter are fixed through the movable plate 7 arranged on the fixed plate 3 and the movable plate 7.

Further, refer to fig. 3 and can learn, fixed establishment 4 includes cylinder 41, cylinder 41 inner veneer has the cushion 42, and the arc recess has been seted up to cushion 42 upside, be equipped with screw rod 43 in the cylinder 41, and screw rod 43 downside is connected with stripper plate 45 through the bearing, stripper plate 45 vertical section sets up to the arc structure, in use, the end of pipe can block the slot hole among cushion 42, because the thread groove with stripper plate 45 looks adaptation is seted up to cylinder 41 inner wall, can drive the removal of stripper plate 45 when screw rod 43 rotates, thereby can realize the fixed to the pipe, in order to realize subsequent torsional character test.

Further, as can be seen from fig. 3, the opening of the outer side of the circular cylinder 41 is larger than the opening of the inner side, so that when in use, the opening of the circular cylinder 41 is larger, thereby facilitating the staff to insert the tip of the catheter into the pig circular cylinder 41.

Further, as can be known from fig. 1, 2 and 3, the upper side of the screw 43 penetrates through the inner wall of the cylinder 41 and is fixedly connected with a knob 44, and the outer side of the knob 44 is glued with a protrusion, when the hand-operated clamp is used, a worker can rotate the knob 44 to drive the screw 43 to rotate, labor is saved when the hand-operated clamp is used, and the phenomenon of hand slip can be prevented by matching the rotary knob with the convex arrangement.

Further, as can be known by referring to fig. 3, the two groups of connecting rods 46 are fixedly connected to the upper side of the extrusion plate 45, and the inner wall of the circular cylinder 41 is provided with a slot hole matched with the connecting rods 46, so that the extrusion plate 45 can be guided by the connecting rods 46 during use, thereby preventing the extrusion plate 45 from idling and ensuring the fixing effect on the guide pipe.

Further, as can be known by referring to fig. 2 and 4, the adjusting mechanism comprises a slider 8, the upper side of the slider 8 is fixedly connected with the lower side of the moving plate 7, the inner wall of the base 1 is provided with a sliding groove matched with the slider 8, the slider 8 is inserted into the inserting rod 9, the sliding groove is internally provided with a plurality of clamping grooves matched with the inserting rod 9 at equal intervals, and the adjusting mechanism is matched with the clamping grooves during use and can adjust the overall position of the moving plate 7 according to the length of the guide pipe.

Further, as can be known by referring to fig. 1 and 2, the sliders 8 are provided with two sets, and the two sets of sliders 8 are symmetrically distributed about the central axis of the base 1, and when the movable plate fixing device is used, the stability of the movable plate 7 in the moving process can be effectively improved through the arrangement of the two sets of sliders 8, so that the fixing effect on the movable plate 7 is improved.

The working principle is as follows: when the utility model is used, the worker can push the movable plate 7 according to the length of the medical catheter, so that the lower side connecting slide block 8 slides in the sliding groove under stress, when the movable plate 7 is pushed to a proper position, the worker can insert the inserting rod 9 into the slide block 8, so that the lower side of the inserting rod 9 extends into the corresponding clamping groove, and the movable plate 7 is limited;

at this time, the staff can sequentially place the end of the medical catheter in the fixing mechanism 4, so that the lower side of the medical catheter is clamped in the rubber mat 42 arranged in the fixing mechanism 4, and then the staff can rotate the knob 44 to drive the screw 43 connected with the lower side of the screw to rotate simultaneously, so that the extrusion plate 45 connected with the lower side of the screw 43 is stressed to contact with the medical catheter, and the end of the medical catheter is limited;

subsequently, staff's accessible shift knob opens the work of motor 2, through the work of motor 2 to drive the synchronous rotation of two sets of pivots 6, at this in-process, fixed establishment 4 that the 6 other ends of pivot are connected can rotate, in order to realize the test to the pipe torsion nature, simultaneously at the in-process of test, the staff of being convenient for carries out contrast test to the pipe, in order to guarantee the accuracy of test data, above does the utility model discloses a whole theory of operation.

The utility model discloses in, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of all parts thereof are its from taking the technique, as long as can reach all can implementing of its beneficial effect, so do not add at much and give unnecessary detail.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all should be included in the protection scope of the present invention.

In the present invention, unless stated to the contrary, the terms "upper, lower, left, right, front, back, inner, outer, vertical and horizontal" and the like contained in the terms "are used to represent the orientation of the terms in the conventional use state, or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms, meanwhile, the numerical terms" first "," second "and" third "do not represent the specific number and order, but are used for the distinction of names, and the terms" include "," include "or any other variants thereof are intended to cover the non-exclusive inclusion, so that the process, method, article or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes the elements inherent to such process, method, article or apparatus.

Claims

1. The utility model provides a medical catheter torsion testing arrangement, includes base (1), its characterized in that, base (1) the inner is equipped with motor (2), and motor (2) output runs through fixed plate (3) and is connected with fixed establishment (4), motor (2) output is connected with two sets of pivots (6) through linkage area (5), and is connected with base (1) inner wall through the bearing in the pivot (6) outside, the other end of pivot (6) runs through fixed plate (3) and is connected with other two sets of fixed establishment (4), base (1) upside is equipped with movable plate (7), and movable plate (7) downside is provided with adjustment mechanism.

2. The medical catheter torsion testing device according to claim 1, wherein the fixing mechanism (4) comprises a circular cylinder (41), a rubber pad (42) is glued to the inner end of the circular cylinder (41), an arc-shaped groove is formed in the upper side of the rubber pad (42), a screw rod (43) is arranged in the circular cylinder (41), the lower side of the screw rod (43) is connected with an extrusion plate (45) through a bearing, and the longitudinal section of the extrusion plate (45) is of an arc-shaped structure.

3. The medical catheter torsion testing device according to claim 2, wherein the circular cylinder (41) has an outer opening larger than an inner opening.

4. The medical catheter torsion testing device is characterized in that a knob (44) is fixedly connected to the upper side of the screw rod (43) penetrating through the inner wall of the round barrel (41), and a protrusion is glued to the outer side of the knob (44).

5. The medical catheter torsion testing device according to claim 2, wherein two groups of connecting rods (46) are fixedly connected to the upper side of the extrusion plate (45), and a groove hole matched with the connecting rods (46) is formed in the inner wall of the circular cylinder (41).

6. The medical catheter torsion testing device according to claim 1, wherein the adjusting mechanism comprises a sliding block (8), the upper side of the sliding block (8) is fixedly connected with the lower side of the moving plate (7), a sliding groove matched with the sliding block (8) is formed in the inner wall of the base (1), an inserting rod (9) is inserted into the sliding block (8), and a plurality of clamping grooves matched with the inserting rod (9) are linearly and equidistantly formed in the sliding groove.

7. The medical catheter torsion testing device is characterized in that two groups of sliding blocks (8) are arranged, and the two groups of sliding blocks (8) are symmetrically distributed about the central axis of the base (1).