A flexible positioning device for dialysis tube in nephrology

Abstract

The present invention discloses a flexible positioning device for dialysis tubes in the field of dialysis tubes for nephrology, comprising a main positioning belt and a secondary positioning belt arranged corresponding to each other, an adjustment rail is longitudinally arranged on the left and right sides of each breathable mesh on the main positioning belt, a plurality of mobile positioning seats are arranged at intervals on the adjustment rail, a connecting frame is transversely arranged between two corresponding mobile positioning seats on the left and right sides of the two adjustment rails, a dialysis tube positioning mechanism is arranged on the mounting seat, and a distance adjustment component is arranged between two corresponding mounting buckles on the left and right sides, a fixing belt is arranged on the other side of the main positioning belt, a plurality of Velcro 1 longitudinally spaced distribution is arranged on the fixing belt, a plurality of mounting belts longitudinally spaced distribution is arranged on the other side of the secondary positioning belt, a Velcro 2 is arranged on the mounting belt, and each Velcro 1 is arranged in one-to-one correspondence with each Velcro 2. The present invention can accurately position the dialysis tube and prevent the dialysis tube from being displaced and moved.

Description

Technical Field

[0001] The invention belongs to the field of dialysis tubes, and in particular relates to a flexible positioning device for dialysis tubes in the nephrology department. Background Art

[0002] Dialysis is an effective renal replacement therapy for end-stage renal disease, and the dialysis tube is the "lifeline" of peritoneal dialysis patients. In the prior art, there is a dialysis tube positioning and anti-falling restraint belt for nephrology, and its patent application number is: 202121217673.4; application date: 2021.06.02; including: a restraint belt body, which serves as the main frame of the dialysis tube positioning and anti-falling restraint belt for nephrology, and the restraint belt body is made of rubber material, and a connecting belt is fixed to the head end of the restraint belt body; a fixing belt is fixed to the tail end of the restraint belt body; a positioning slot is opened in the center of the upper and lower surfaces of the restraint belt body, and a positioning block is clamped on the inner side of the positioning slot. The dialysis tube can be fixed by the restraint belt, reducing the probability of the dialysis tube being misplaced and affecting normal use. However, its shortcomings are: the structure of the positioning anti-falling restraint belt is simple, and the dialysis tube cannot be accurately positioned, and the dialysis tube is still likely to be misplaced; the position of the positioning point for positioning the dialysis tube cannot be adjusted according to dialysis needs, so as to obtain an ideal dialysis tube routing path. Summary of the invention

[0003] The purpose of the present invention is to provide a flexible positioning device for dialysis tubes in the nephrology department, which can accurately position the dialysis tube and prevent the dialysis tube from being misplaced and moved; the position of the positioning point for positioning the dialysis tube can be flexibly adjusted, which is flexible and convenient to use and ensures normal dialysis.

[0004] The objective of the present invention is achieved in this way: a flexible positioning device for a dialysis tube in the nephrology department comprises a main positioning belt and a secondary positioning belt which are arranged corresponding to each other, a plurality of breathable mesh cloths are arranged in the middle parts of the main positioning belt and the secondary positioning belt, an adjusting guide rail is longitudinally arranged on the left and right sides of each breathable mesh cloth on the main positioning belt, a plurality of movable positioning seats are arranged at intervals on the adjusting guide rail, a connecting frame is transversely arranged between two corresponding movable positioning seats on the left and right sides of the two adjusting guide rails, a mounting seat which can be moved transversely is arranged on the connecting frame, a dialysis tube positioning mechanism is arranged on the mounting seat, a plurality of mounting buckles are longitudinally arranged at intervals on one side where the main positioning belt and the secondary positioning belt are close to each other, a distance adjustment component is arranged between two corresponding mounting buckles on the left and right sides, a fixing belt is arranged on the other side of the main positioning belt, a plurality of Velcro 1s which are longitudinally spaced apart are arranged on the fixing belt, a plurality of mounting belts which are longitudinally spaced apart are arranged on the other side of the secondary positioning belt, a Velcro 2 is arranged on the mounting belt, and each Velcro 1 is arranged in a one-to-one correspondence with each Velcro 2.

[0005] As a further improvement of the present invention, the main positioning belt and the auxiliary positioning belt are both rectangular, the breathable mesh is rectangular, and the breathable meshes are arranged at intervals in the longitudinal direction.

[0006] As a further improvement of the present invention, the adjusting guide rail includes a guide rail seat, a T-shaped guide strip is arranged in the middle of the guide rail seat, and a row of longitudinally arranged positioning holes are equidistantly provided on the left and right sides of the guide strip, the movable positioning seat is movably connected to the corresponding guide strip, and the corresponding guide strip on the movable positioning seat is provided with a T-shaped slide groove, and the movable positioning seat is provided with a clamping mechanism on the left and right sides of the guide strip, and the clamping mechanism includes a guide groove provided on the side of the slide groove, the cross-section of the guide groove is circular, and an annular limit groove is provided around the outer periphery of the guide groove, a limit rod is movably connected in the guide groove, the axis of the limit rod is parallel to the width direction of the adjusting guide rail, one end of the limit rod is inserted into the corresponding limit hole, and the other end of the limit rod extends out of the guide groove and is provided with a gripping frustum, and the outer periphery of the limit rod is provided with an annular limit step that is matched and installed in the limit groove, a spring is laterally provided between the limit step and the outer inner wall of the limit groove, and the limit rod is arranged through the spring. By grasping the round table and pulling the limit rod outwards, the mobile positioning seat can move along the adjustment guide rail; by releasing the grasping round table, the limit rod is inserted into the positioning hole corresponding to the guide bar; a plurality of marking scale lines are longitudinally spaced corresponding to each positioning hole on the adjustment guide rail to facilitate fixing the mobile positioning seat at the corresponding positioning hole; the mobile positioning seats on the left and right sides move at the same time, and the position of the connecting frame can be adjusted longitudinally.

[0007] The cam is an angular channel formed between a pair of camshafts and a pair of camshafts, and the camshafts are connected to the two guide bars by a toothed connection. When the position of the mobile positioning seat needs to be adjusted, the limit rods on both sides grasp the round table and pull it outward.

[0008] As a further improvement of the present invention, a support is provided on the side where the two movable positioning seats are close to each other, and the connecting frame includes a connecting rod with a rectangular cross-section, one end of the connecting rod is hinged to the support of the left movable positioning seat through a hinge seat, and a limiting sleeve is provided on the support of the right movable positioning seat, and the sleeve hole of the limiting sleeve includes a rectangular movable hole and an anti-drop hole, the area of ​​the movable hole is smaller than the area of ​​the anti-drop hole, and a rectangular anti-drop block is provided at the other end of the connecting rod, and the connecting rod is inserted into the movable hole, and the outer periphery of the anti-drop block is matched with the inner wall of the anti-drop hole, and two longitudinal symmetrically distributed on the left and right are provided on the connecting rod. A lateral guide rod is provided between the ends of the two dividing rods, the guide rod, the connecting rod and the main positioning belt are at an equal distance from each other, the cross-sectional shape and area of ​​the guide rod and the connecting rod are the same, two sliding holes are provided on the mounting seat corresponding to the guide rod and the connecting rod, the mounting seat is movably connected to the guide rod and the connecting rod through the two sliding holes, the mounting seat is arranged corresponding to the surface of the main positioning belt, and a locking bolt is threadedly connected on the left and right sides of the mounting seat, the locking bolts on both sides are vertically inserted into the mounting seat and are respectively arranged corresponding to the guide rod and the connecting rod, and the locking bolts on the left and right sides are staggered along the horizontal direction. When the main positioning belt is attached to the patient's body, in order to adapt to the height difference between the mobile positioning seats on the left and right sides, the connecting rod of the connecting frame can swing relative to one side support, and the length of the other end of the connecting rod can be adjusted adaptively. The cross-section of the connecting rod is rectangular, so that the connecting frame is set horizontally. After loosening the locking bolt, the mounting seat can be adjusted laterally along the connecting frame. By tightening the locking bolt, the locking bolt can be pressed against the guide rod and the connecting rod to position the mounting seat; one end of the connecting rod can also be connected to the support of the left mobile positioning seat through a ball head, so as to improve the swing freedom of the connecting rod and better adapt to the patient's body.

[0009] As a further improvement of the present invention, the dialysis tube positioning mechanism includes a fixed plate arranged on a mounting seat, a rotating plate is rotatably connected to the fixed plate via a vertical rotating shaft, a plurality of positioning holes 1 uniformly distributed along the circumferential direction are penetrated and opened at the outer edge of the rotating plate, two positioning holes 2 with a circumferential interval of 180° are opened on the fixed plate corresponding to each positioning hole, two positioning bolts pass through the corresponding two positioning holes 1 and are threadedly connected to the two positioning holes 2, and a fixing assembly is provided on the rotating plate. After loosening and removing the positioning bolts, the rotating plate can be rotated to adjust the position, and the circumferential angle position of the fixing assembly is adjusted.

[0010] In order to position the dialysis tube, the fixing component includes a base arranged on the rotating disk, at least two left-right symmetrical vertical guide rods are arranged on the base, a lower positioning plate is arranged between the guide rods on the left and right sides, a plurality of concave arc-shaped lower positioning parts are arranged on the lower positioning plate at intervals, an upper positioning plate is arranged corresponding to the lower positioning plate, a plurality of convex arc-shaped upper positioning parts are arranged on the upper positioning plate at intervals corresponding to the lower positioning parts, sliding through holes are opened on the left and right sides of the upper positioning plate respectively corresponding to the guide rods on both sides, the guide rods are arranged through the corresponding sliding through holes, a pressure cover is arranged on the upper end of the guide rod, a compression spring is arranged between the pressure cover and the edge of the upper positioning plate and is sleeved on the outer periphery of the corresponding guide rod, and flexible shock-absorbing pads are arranged on the inner sides of the upper positioning part and the lower positioning part, and the material of the flexible shock-absorbing pads is silicone or EPDM rubber. The lower positioning parts of the lower positioning plate can position and place several dialysis tubes. When placing, the upper positioning plate is lifted upward to overcome the pressure of the compression springs on both sides, and the dialysis tube is placed on the lower positioning part. The dialysis tube is then pressed and fixed by the upper positioning plate, and the flexible shock-absorbing pad reduces friction and vibration.

[0011] In order to adjust the distance between the main positioning belt and the auxiliary positioning belt to accommodate patients of different body shapes, the distance adjustment component includes a first fixing belt connected to the corresponding mounting buckle on the left side, the first fixing belt is connected to the second fixing belt through a connecting part, and the other end of the second fixing belt is connected to the corresponding mounting buckle on the right side, and the connecting part is a Velcro component, a sub-sub buckle component or a backpack buckle. The Velcro component is two Velcros installed on the first fixing belt and the second fixing belt respectively; the sub-sub buckle component is a plurality of sub-sub buckles arranged at intervals on the first fixing belt, and the sub-sub buckles are correspondingly arranged on the second fixing belt; the backpack buckle is in the shape of a Japanese character, and the length of the first fixing belt and the second fixing belt can be adjusted through the backpack buckle.

[0012] In order to better position the dialysis tube, an adjustment rail is longitudinally arranged on the left and right sides of each breathable mesh on the secondary positioning belt, and a plurality of movable positioning seats are arranged at intervals on the adjustment rail. A connecting frame is transversely arranged between the two corresponding movable positioning seats on the left and right sides of the two adjustment rails, and a transversely movable mounting seat is arranged on the connecting frame, and a dialysis tube positioning mechanism is arranged on the mounting seat.

[0013] When the present invention is used, the main positioning belt is placed on one side of the patient's body close to the dialysis position, and the auxiliary positioning belt is placed on the other side of the patient's body. The main and auxiliary positioning belts are fixed to the patient's body by Velcro 1 and Velcro 2, and then the positions of the two corresponding movable positioning seats on both sides are adjusted at the same time, and the connecting frame is longitudinally adjusted to the position where it needs to be positioned, and then the mounting seat is horizontally adjusted to the position where it needs to be positioned along the connecting frame, and then the angle position of the rotating disk is rotated to adapt to the routing direction of the dialysis tube, and then the upper positioning plate is lifted upward to overcome the pressure of the compression springs on both sides, and the dialysis tube is placed on the lower positioning part, and the dialysis tube is pressed and fixed by the upper positioning plate to achieve flexible fixation of the dialysis tube. Compared with the prior art, the beneficial effects of the present invention are: the dialysis tube can be accurately positioned to prevent the dialysis tube from being displaced and moved; the positioning point position for positioning the dialysis tube can be flexibly adjusted, and it is flexible and convenient to use to ensure that the dialysis is carried out normally. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the present invention.

[0015] Figure 2 Schematic diagram of the structure of the main positioning belt.

[0016] Figure 3 It is a cross-sectional view of the mobile positioning seat.

[0017] Figure 4 for Figure 2 Enlarged view of point A in the middle.

[0018] Figure 5 for Figure 2 Another enlarged view of point A in the middle.

[0019] Figure 6 for Figure 2 Enlarged view of point B in the middle.

[0020] Figure 7 It is a top view of the fixed disk and the rotating disk.

[0021] Figure 8 It is a cross-sectional view of the mounting base, fixed plate and rotating plate.

[0022] Fig. 9 It is a structural schematic diagram of the upper positioning plate and the lower positioning plate.

[0023] Fig.10 It is a schematic diagram of the structure when the connecting part is a Velcro component.

[0024] Fig.11 Another structural schematic diagram of the present invention.

[0025] Fig.12 It is a schematic diagram of the structure when the connecting part is a male and female buckle assembly.

[0026] Fig.13 It is a structural schematic diagram when the connecting part is a school bag buckle.

[0027] Among them, 1 main positioning belt, 2 auxiliary positioning belt, 3 breathable mesh, 4 adjustment guide rail, 4a guide rail seat, 4b guide strip, 5 mobile positioning seat, 6 connecting frame, 6a connecting rod, 6a1 anti-slip block, 6b separator rod, 6c guide rod, 7 mounting seat, 8 mounting buckle, 9 fixing belt, 10 Velcro 1, 11 mounting belt, 12 Velcro 2, 13 positioning hole, 14 slide groove, 15 guide groove, 15a limit groove, 16 limit rod, 16a grip round table, 16b limit step, 17 spring, 18 support, 19 limit sleeve, 19a movable hole, 19b anti-slip hole, 20 sliding hole, 21 locking bolt, 22 ball head, 23 fixed disk, 24 rotating shaft, 25 rotating disk, 26 positioning hole one, 27 positioning hole two, 28 positioning bolt, 29 base, 30 guide rod, 31 lower positioning plate, 31a lower positioning part, 32 upper positioning plate, 32a upper positioning part, 33 sliding through hole, 34 pressure cover, 35 compression spring, 36 flexible shock-absorbing pad, 37 first fixing belt, 38 connecting part, 38a Velcro assembly, 38b1 mother buckle, 38b2 child buckle, 38c backpack buckle, 39 second fixing belt. DETAILED DESCRIPTION Example 1

[0028] like Figure 1-10 As shown, the flexible positioning device for the dialysis tube of the Department of Nephrology of this embodiment includes a main positioning belt 1 and an auxiliary positioning belt 2 which are arranged corresponding to each other. A plurality of breathable meshes 3 are arranged in the middle of the main positioning belt 1 and the auxiliary positioning belt 2. An adjustment rail 4 is longitudinally arranged on the left and right sides of each breathable mesh 3 on the main positioning belt 1. A plurality of movable positioning seats 5 are arranged at intervals on the adjustment rail 4. A connecting frame 6 is transversely arranged between two corresponding movable positioning seats 5 on the left and right sides of the two adjustment rails 4. A mounting seat 7 which can be moved transversely is arranged on the connecting frame 6. A dialysis tube positioning mechanism is arranged on the mounting seat 7, and a plurality of mounting buckles 8 are longitudinally spaced apart on the side where the main positioning belt 1 and the auxiliary positioning belt 2 are close to each other, and a distance adjustment component is arranged between the two corresponding mounting buckles 8 on the left and right. A fixing belt 9 is arranged on the other side of the main positioning belt 1, and a plurality of Velcro strips 10 longitudinally spaced apart are arranged on the fixing belt 9. A plurality of mounting belts 11 longitudinally spaced apart are arranged on the other side of the auxiliary positioning belt 2, and a Velcro strip 2 12 is arranged on the mounting belt 11, and each Velcro strip 10 is arranged one-to-one with each Velcro strip 2 12.

[0029] The main positioning belt 1 and the auxiliary positioning belt 2 are both rectangular, the breathable mesh 3 is rectangular, and the breathable meshes 3 are arranged at intervals in the longitudinal direction.

[0030] The adjustment guide rail 4 includes a guide rail seat 4a, a T-shaped guide bar 4b is provided in the middle of the guide rail seat 4a, and a row of longitudinally arranged positioning holes 13 are evenly spaced on the left and right sides of the guide bar 4b. The mobile positioning seat 5 is movably connected to the corresponding guide bar 4b, and a T-shaped slide 14 is provided on the corresponding guide bar 4b of the mobile positioning seat 5. The mobile positioning seat 5 is provided with a clamping mechanism on both sides of the guide bar 4b, and the clamping mechanism includes a guide groove 15 provided on the side of the slide groove 14. The cross-section of the guide groove 15 is circular, and the guide groove 15 is An annular limit groove 15a is provided around the outer periphery, and a limit rod 16 is movably connected in the guide groove 15. The axis of the limit rod 16 is parallel to the width direction of the adjustment guide rail 4. One end of the limit rod 16 is inserted into the corresponding limit hole, and the other end of the limit rod 16 extends out of the guide groove 15 and is provided with a gripping cone 16a. The outer periphery of the limit rod 16 is provided with an annular limit step 16b that is fitted in the limit groove 15a. A spring 17 is transversely provided between the limit step 16b and the outer inner wall of the limit groove 15a, and the limit rod 16 is arranged through the spring 17. By grasping the truncated cone 16a and pulling the limiting rod 16 outward, the movable positioning seat 5 can move along the adjusting guide rail 4; by releasing the grasping truncated cone 16a, the limiting rod 16 is inserted into the positioning hole 13 corresponding to the guide bar 4b; a plurality of marking scale lines are longitudinally spaced apart corresponding to each positioning hole 13 on the adjusting guide rail 4, so as to facilitate fixing the movable positioning seat 5 at the corresponding positioning hole 13; the movable positioning seats 5 on the left and right sides move at the same time, so as to adjust the position of the connecting frame 6 longitudinally.

[0031] A support 18 is provided on the side where the two movable positioning seats 5 are close to each other, and the connecting frame 6 includes a connecting rod 6a with a rectangular cross-section. One end of the connecting rod 6a is hinged to the support 18 of the left movable positioning seat 5 through a hinge seat. A limit sleeve 19 is provided on the support 18 of the right movable positioning seat 5. The sleeve hole of the limit sleeve 19 includes a rectangular movable hole 19a and an anti-drop hole 19b. The area of ​​the movable hole 19a is smaller than the area of ​​the anti-drop hole 19b. A rectangular anti-drop block 6a1 is provided at the other end of the connecting rod 6a. The connecting rod 6a is inserted into the movable hole 19a. The outer periphery of the anti-drop block 6a1 is matched with the inner wall of the anti-drop hole 19b. Two longitudinal dividing rods 6 symmetrically distributed on the left and right are provided on the connecting rod 6a. b. A transverse guide rod 6c is provided between the ends of the two dividing rods 6b. The guide rod 6c, the connecting rod 6a and the main positioning belt 1 are at equal distances. The guide rod 6c and the connecting rod 6a have the same cross-sectional shape and area. Two sliding holes 20 are provided on the mounting seat 7 corresponding to the guide rod 6c and the connecting rod 6a. The mounting seat 7 is movably connected to the guide rod 6c and the connecting rod 6a through the two sliding holes 20. The mounting seat 7 is arranged corresponding to the surface of the main positioning belt 1. A locking bolt 21 is threadedly connected on both sides of the mounting seat 7. The locking bolts 21 on both sides are vertically inserted into the mounting seat 7 and are respectively arranged corresponding to the guide rod 6c and the connecting rod 6a. The locking bolts 21 on the left and right sides are staggered in the horizontal direction. When the main positioning belt 1 is attached to the patient's body, in order to adapt to the height difference between the movable positioning seats 5 on the left and right sides, the connecting rod 6a of the connecting frame 6 can swing relative to the one side support 18, and the length of the other end of the connecting rod 6a can be adjusted. The cross-section of the connecting rod 6a is rectangular, so that the connecting frame 6 is horizontally arranged. The locking bolt 21 is loosened, and the mounting seat 7 can be adjusted laterally along the connecting frame 6. By tightening the locking bolt 21, the locking bolt 21 can be pressed against the guide rod 6c and the connecting rod 6a to position the mounting seat 7; Figure 5 One end of the connecting rod 6a can also be connected to the support 18 of the left movable positioning seat 5 through the ball head 22, thereby improving the swing freedom of the connecting rod 6a and better adapting to the patient's body.

[0032] The dialysis tube positioning mechanism includes a fixed plate 23 arranged on the mounting seat 7, a rotating plate 25 is rotatably connected to the fixed plate 23 via a vertical rotating shaft 24, a plurality of positioning holes 13-1 uniformly distributed along the circumferential direction are penetrated and opened at the outer edge of the rotating plate 25, two positioning holes 13-2 with a circumferential interval of 180° are opened on the fixed plate 23 corresponding to each positioning hole 13, two positioning bolts 28 pass through the corresponding two positioning holes 13-1 and are threadedly connected to the two positioning holes 13-2, and a fixing assembly is arranged on the rotating plate 25. After loosening and removing the positioning bolts 28, the rotating plate 25 can be rotated to adjust the position, and the circumferential angle position of the fixing assembly is adjusted.

[0033] In order to position the dialysis tube, the fixing assembly includes a base 29 arranged on the rotating disk 25, and at least two left-right symmetrical vertical guide rods 30 are arranged on the base 29. A lower positioning plate 31 is arranged between the guide rods 30 on the left and right sides. A plurality of concave arc-shaped lower positioning portions 31a are arranged at intervals on the lower positioning plate 31. An upper positioning plate 32 is arranged corresponding to the lower positioning plate 31. A plurality of convex arc-shaped upper positioning portions 32a are arranged at intervals on the upper positioning plate 32 corresponding to the lower positioning portions 31a. Sliding through holes 33 are opened on the left and right sides of the upper positioning plate 32 respectively corresponding to the guide rods 30 on both sides, and the guide rods 30 are arranged through the corresponding sliding through holes 33. A pressure cover 34 is arranged on the upper end of the guide rod 30. A compression spring 35 is arranged between the pressure cover 34 and the edge of the upper positioning plate 32 and is sleeved on the outer periphery of the corresponding guide rod 30. Flexible shock-absorbing pads 36 are arranged on the inner sides of the upper positioning portion 32a and the lower positioning portion 31a. The material of the flexible shock-absorbing pad 36 is silicone or EPDM rubber. Each lower positioning portion 31a of the lower positioning plate 31 can position and place a number of dialysis tubes. When placing, the upper positioning plate 32 is lifted upward to overcome the pressure of the compression springs 35 on both sides, and the dialysis tube is placed on the lower positioning portion 31a. The dialysis tube is then pressed and fixed by the upper positioning plate 32, and the flexible shock-absorbing pad 36 reduces friction and vibration.

[0034] In order to adjust the distance between the main positioning belt 1 and the auxiliary positioning belt 2 to accommodate patients of different body shapes, the distance adjustment component includes a first fixing belt 37 connected to the corresponding mounting buckle 8 on the left side, the first fixing belt 37 is connected to the second fixing belt 39 through a connecting portion 38, the other end of the second fixing belt 39 is connected to the corresponding mounting buckle 8 on the right side, and the connecting portion 38 is a Velcro component 38a. The Velcro component 38a is two Velcros installed on the first fixing belt 37 and the second fixing belt 39 respectively.

[0035] In order to better position the dialysis tube, an adjustment rail 4 is longitudinally arranged on the left and right sides of each breathable mesh 3 on the auxiliary positioning belt 2, and a plurality of movable positioning seats 5 are arranged at intervals on the adjustment rail 4. A connecting frame 6 is transversely arranged between the two corresponding movable positioning seats 5 on the left and right of the two adjustment rails 4, and a transversely movable mounting seat 7 is arranged on the connecting frame 6, and a dialysis tube positioning mechanism is arranged on the mounting seat 7.

[0036] When the present embodiment is used, the main positioning belt 1 is placed on one side of the patient's body close to the dialysis position, and the auxiliary positioning belt 2 is placed on the other side of the patient's body. The main and auxiliary positioning belts 2 are fixed to the patient's body by Velcro 10 and Velcro 2 12, and then the positions of the two corresponding movable positioning seats 5 on both sides are adjusted at the same time, and the connecting frame 6 is longitudinally adjusted to the position to be positioned, and then the mounting seat 7 is horizontally adjusted to the position to be positioned along the connecting frame 6, and then the angular position of the rotating disk 25 is rotated to adapt to the routing direction of the dialysis tube, and then the upper positioning plate 32 is lifted upward to overcome the pressure of the compression springs 35 on both sides, and the dialysis tube is placed on the lower positioning part 31a, and the dialysis tube is pressed and fixed by the upper positioning plate 32 to achieve flexible fixation of the dialysis tube. The advantages of the present invention are: it can accurately position the dialysis tube to prevent the dialysis tube from being displaced and moved; the positioning point position for positioning the dialysis tube can be flexibly adjusted, and it is flexible and convenient to use to ensure that the dialysis is carried out normally. Example 2

[0037] like Fig.11 , which is different from Example 1 in that: in order to improve the stability and smoothness of the movement of the mobile positioning seat 5 along the adjustment guide rail 4, the adjustment guide rail 4 includes a guide rail seat 4a, two T-shaped guide strips 4b corresponding to each other are arranged in the middle of the guide rail seat 4a, and a row of longitudinally arranged positioning holes 13 are equidistantly arranged on the outer side of the guide strips 4b, and the mobile positioning seat 5 is movably connected to the two guide strips 4b, and a T-shaped slide groove 14 is arranged on the mobile positioning seat 5 corresponding to each guide strip 4b, and a group of clamping mechanisms are arranged on the outer side of each guide strip 4b on the mobile positioning seat 5, and the clamping mechanism includes a The guide groove 15 has a circular cross section, and an annular limiting groove 15a is provided around the outer periphery of the guide groove 15. A limiting rod 16 is movably connected in the guide groove 15, and the axis of the limiting rod 16 is parallel to the width direction of the adjustment guide rail 4. One end of the limiting rod 16 is inserted into the corresponding limiting hole, and the other end of the limiting rod 16 extends out of the guide groove 15 and is provided with a gripping truncated cone 16a. The outer periphery of the limiting rod 16 is provided with an annular limiting step 16b that is matched and installed in the limiting groove 15a. A spring 17 is transversely provided between the limiting step 16b and the outer inner wall of the limiting groove 15a, and the limiting rod 16 passes through the spring 17. When the position of the movable positioning seat 5 needs to be adjusted, the limiting rods 16 on both sides grip the truncated cones 16a and pull them outward. Example 3

[0038] like Fig.12 The difference from Example 1 is that the connecting portion 38 is a male and female buckle assembly, which is a plurality of female buckles 38b1 arranged at intervals on the first fixing belt 37, and a male buckle 38b2 is correspondingly arranged on the second fixing belt 39. Example 4

[0039] like Fig.13, different from Embodiment 1 in that: the connecting part 38 is a schoolbag buckle 38c, the schoolbag buckle is in the shape of a Chinese character 'ri', and the lengths of the first fixing strap 37 and the second fixing strap 39 can be adjusted through the schoolbag buckle.

[0040] The present invention is not limited to the above embodiments. Based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and deformations to some of the technical features without creative labor according to the disclosed technical content, and these substitutions and deformations are all within the protection scope of the present invention.

Claims

1. A flexible positioning device for dialysis tube in nephrology, characterized in that: The invention comprises a main positioning belt and an auxiliary positioning belt which are arranged corresponding to each other, wherein a plurality of breathable meshes are arranged in the middle of the main positioning belt and the auxiliary positioning belt, an adjustment rail is longitudinally arranged on the left and right sides of each breathable mesh on the main positioning belt, a plurality of movable positioning seats are arranged at intervals on the adjustment rail, a connecting frame is transversely arranged between two corresponding movable positioning seats on the left and right sides of the two adjustment rails, a mounting seat which can be moved transversely is arranged on the connecting frame, a dialysis tube positioning mechanism is arranged on the mounting seat, a plurality of mounting buckles are longitudinally arranged at intervals on the side where the main positioning belt and the auxiliary positioning belt are close to each other, and a plurality of mounting buckles are arranged between the two corresponding mounting buckles on the left and right sides. There is a distance adjustment component, a fixing belt is arranged on the other side of the main positioning belt, and a plurality of Velcro 1s are arranged on the fixing belt and are spaced apart longitudinally; a plurality of mounting belts are arranged on the other side of the secondary positioning belt and are spaced apart longitudinally; Velcro 2s are arranged on the mounting belt, and each Velcro 1 corresponds to each Velcro 2; a support is arranged on the side where the two movable positioning seats are close to each other, and the connecting frame comprises a connecting rod with a rectangular cross-section, one end of the connecting rod is hinged to the support of the left movable positioning seat through a hinge seat, and a limiting sleeve is arranged on the support of the right movable positioning seat, and the sleeve hole of the limiting sleeve comprises a rectangular movable hole and an anti-drop hole, and the movable The area of ​​the hole is smaller than that of the anti-drop hole. A rectangular anti-drop block is provided at the other end of the connecting rod. The connecting rod is inserted into the movable hole. The outer periphery of the anti-drop block is matched with the inner wall of the anti-drop hole. The connecting rod is provided with two longitudinal dividing rods symmetrically distributed on the left and right. A transverse guide rod is provided between the ends of the two dividing rods. The guide rod, the connecting rod and the main positioning belt are at equal distances. The guide rod and the connecting rod have the same cross-sectional shape and area. Two sliding holes are provided on the mounting seat corresponding to the guide rod and the connecting rod. The mounting seat is movably connected to the guide rod and the connecting rod through the two sliding holes. The mounting seat is arranged corresponding to the surface of the main positioning belt. The left and right sides of the mounting seat Both sides are threadedly connected with a locking bolt, the locking bolts on both sides are vertically inserted into the mounting seat and are respectively arranged corresponding to the guide rod and the connecting rod, and the locking bolts on the left and right sides are staggered in the horizontal direction; the dialysis tube positioning mechanism includes a fixed plate arranged on the mounting seat, and a rotating plate is rotatably connected to the fixed plate via a vertical rotating shaft. A plurality of positioning holes 1 evenly distributed along the circumferential direction are penetrated at the outer edge of the rotating plate, and two positioning holes 2 with a circumferential interval of 180° are arranged on the fixed plate corresponding to each positioning hole, and two positioning bolts pass through the corresponding two positioning holes 1 and are threadedly connected to the two positioning holes 2, and a fixing component is provided on the rotating plate.

2. A flexible positioning device for dialysis tubes in nephrology according to claim 1, characterized in that: The main positioning belt and the auxiliary positioning belt are both rectangular, the breathable mesh is rectangular, and the breathable meshes are arranged at intervals in the longitudinal direction.

3. A flexible positioning device for dialysis tubing in nephrology according to claim 1 or 2, characterized in that: The adjusting guide rail comprises a guide rail seat, a T-shaped guide strip is arranged in the middle of the guide rail seat, and a row of longitudinally arranged positioning holes are equidistantly provided on the left and right sides of the guide strip, the movable positioning seat is movably connected to the corresponding guide strip, and the corresponding guide strip on the movable positioning seat is provided with a T-shaped slide groove, and the movable positioning seat is provided with a clamping mechanism on the left and right sides of the guide strip, and the clamping mechanism comprises a guide groove arranged on the side of the slide groove, the cross-section of the guide groove is circular, and an annular limit groove is arranged around the outer periphery of the guide groove, a limit rod is movably connected in the guide groove, the axis of the limit rod is parallel to the width direction of the adjusting guide rail, one end of the limit rod is inserted into the corresponding limit hole, and the other end of the limit rod extends out of the guide groove and is provided with a gripping round table, and the outer periphery of the limit rod is provided with an annular limit step which is matched and installed in the limit groove, and a spring is transversely provided between the limit step and the outer inner wall of the limit groove, and the limit rod is arranged through the spring.

4. A flexible positioning device for dialysis tubing in nephrology according to claim 1 or 2, characterized in that: The adjusting guide rail comprises a guide rail seat, two T-shaped guide strips corresponding to the left and right are arranged in the middle of the guide rail seat, and a row of longitudinally arranged positioning holes are equidistantly arranged on the outer side of the guide strips, the movable positioning seat is movably connected to the two guide strips, and a T-shaped slide groove is arranged on the movable positioning seat corresponding to each guide strip, and a group of clamping mechanisms are arranged on the outer side of each guide strip on the movable positioning seat, and the clamping mechanism comprises a guide groove arranged on the outer side of the slide groove, the cross-section of the guide groove is circular, and an annular limit groove is arranged around the outer periphery of the guide groove, a limit rod is movably connected in the guide groove, and the axis of the limit rod is parallel to the width direction of the adjusting guide rail, one end of the limit rod is inserted into the corresponding limit hole, and the other end of the limit rod extends out of the guide groove and is provided with a gripping frustum, and the outer periphery of the limit rod is provided with an annular limit step that is matched and installed in the limit groove, and a spring is arranged laterally between the limit step and the outer inner wall of the limit groove, and the limit rod is arranged through the spring.

5. A flexible positioning device for dialysis tubing in nephrology according to claim 1, characterized in that: The fixing assembly includes a base arranged on a rotating disk, at least two left-right symmetrical vertical guide rods are arranged on the base, a lower positioning plate is arranged between the guide rods on the left and right sides, a plurality of concave arc-shaped lower positioning parts are arranged at intervals on the lower positioning plate, an upper positioning plate is arranged corresponding to the lower positioning plate, a plurality of convex arc-shaped upper positioning parts are arranged at intervals on the upper positioning plate corresponding to the lower positioning parts, sliding through holes are opened on the left and right sides of the upper positioning plate respectively corresponding to the guide rods on both sides, the guide rods are arranged through the corresponding sliding through holes, a pressure cover is arranged on the upper end of the guide rod, a compression spring is arranged between the pressure cover and the edge of the upper positioning plate, and a flexible shock-absorbing pad is arranged on the inner side of the upper positioning part and the lower positioning part, and the material of the flexible shock-absorbing pad is silicone or EPDM rubber.

6. A flexible positioning device for dialysis tube in nephrology according to claim 1 or 2, characterized in that: The distance adjustment component includes a first fixing belt connected to the corresponding mounting buckle on the left side, the first fixing belt is connected to the second fixing belt through a connecting part, and the other end of the second fixing belt is connected to the corresponding mounting buckle on the right side, and the connecting part is a Velcro component, a snap-on buckle component or a backpack buckle.

7. A flexible positioning device for dialysis tubes in nephrology according to claim 1, characterized in that: An adjustment rail is longitudinally arranged on the left and right sides of each breathable mesh on the auxiliary positioning belt, and a plurality of movable positioning seats are arranged at intervals on the adjustment rail. A connecting frame is transversely arranged between two corresponding movable positioning seats on the left and right sides of the two adjustment rails, and a transversely movable mounting seat is arranged on the connecting frame, and a dialysis tube positioning mechanism is arranged on the mounting seat.

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