CN212853482U

CN212853482U - Children nursing device of drawing blood

Info

Publication number: CN212853482U
Application number: CN202020957957.6U
Authority: CN
Inventors: 蒋方莉; 冯瑞玲
Original assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Current assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-04-02
Anticipated expiration: 2030-05-29

Abstract

A child blood drawing nursing device comprises a base, wherein a plurality of rubber support legs are uniformly arranged at the bottom of the base, a blocking frame is arranged at the top of the rear side of the base, elastic cloth is fixedly connected to the inner side of the blocking frame, an insertion opening is formed in the lower side of the middle of the elastic cloth, and an annular elastic ring is arranged on the inner wall of the insertion opening; the top of the front side of the base is sequentially connected with a rear plate, a middle plate and a front plate in a sliding mode from back to front, the right side of the top of the rear plate is hinged with an arc-shaped cover ring capable of swinging left and right, the cover ring is provided with a plurality of sliding plates capable of moving circumferentially along the circumferential direction, and the inner sides of the sliding plates are provided with pressing blocks capable of moving radially; the top of the middle plate is provided with a binding band with adjustable size; the fixed handle of the shape of falling U is provided with in the front bezel top, and the fixed handle left and right sides all is provided with the elevator that can reciprocate, rotates between two elevator and is connected with the axle that grips. The utility model discloses the problem that leads to drawing blood inefficiency, medical personnel's burden heavy, children are painful owing to fear and conflict psychology when having solved present children's drawing blood effectively.

Description

Children nursing device of drawing blood

Technical Field

The utility model belongs to the field of medical equipment, concretely relates to children's nursing device of drawing blood.

Background

Blood drawing is a common thing when people go to hospitals to check daily, which is a matter that people must do before checking bodies, and most diseases are checked only by blood drawing. The main function of blood drawing is to see whether the white blood cells in the human body are normal or not, and of course, other substances related to physical health contained in the blood can be checked, and whether the human body is ill or not can be generally seen through the check.

If children want to do physical examination, it is almost inevitable. However, the child is very dynamic, and often has a non-fit condition, which causes great unnecessary trouble for blood drawing. In addition, because of natural resistance to blood drawing, children also experience feelings of fear and resistance when seeing the blood drawing device, and also hinder the progress of blood drawing to some extent.

Therefore, it is an urgent need to solve the problem of reducing anxiety and conflict between the minds of children to improve the blood drawing efficiency and reduce the burden of medical staff and the pain of children.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide a children nursing device that draws blood, solved effectively when present children draw blood because fear and conflict psychology lead to drawing blood inefficiency, medical personnel heavy burden, the painful problem of children.

In order to solve the above problems, the utility model adopts the following technical proposal:

a child blood drawing nursing device comprises a base, wherein a plurality of rubber support legs are uniformly arranged at the bottom of the base, a blocking frame is arranged at the top of the rear side of the base, elastic cloth is fixedly connected to the inner side of the blocking frame, an insertion opening is formed in the lower side of the middle of the elastic cloth, and an annular elastic ring is arranged on the inner wall of the insertion opening; the top of the front side of the base is provided with a guide rail, the upper part of the guide rail is sequentially connected with a rear plate, a middle plate and a front plate in a sliding manner from back to front, the right side of the top of the rear plate is hinged with an arc-shaped cover ring capable of swinging left and right, the cover ring is provided with a plurality of sliding plates capable of moving circumferentially along the circumferential direction, and the inner sides of the sliding plates are provided with pressing blocks capable of moving radially; the top of the middle plate is provided with a binding band with adjustable size; an inverted U-shaped fixing handle is arranged at the top of the front plate, lifting blocks capable of moving up and down are arranged on the left side and the right side of the fixing handle, and a holding shaft is rotatably connected between the two lifting blocks; keep off frame left side top and be provided with the drum, keep off frame left side middle part and be provided with the slide bar that can reciprocate, the slide bar top is provided with hits the pearl, grip the epaxial formation of shifting up hit the pearl and shift up and beat the structure of drum.

Preferably, the elastic cloth is made of rubber.

Preferably, the sliding rod is connected to the left side of the blocking frame in a sliding mode, the top of the sliding rod is fixedly connected with a buffer spring, and the top of the buffer spring is fixedly connected with the hitting bead; the bottom end of the sliding rod is hinged with a connecting rod capable of swinging left and right; the base top left side rotates and is connected with the long gear, the coaxial fixedly connected with cam in long gear rear end, the connecting rod rotate connect in the non-centre of a circle position of cam rear end face.

Preferably, the lifting block is connected with the fixed handle in a sliding mode, the left end of the holding shaft is connected with a guide plate in a rotating mode, the top of the left end of the front plate is fixedly connected with a guide shaft, the guide plate is connected with the guide shaft in a sliding mode, the left end of the guide plate is fixedly connected with a rack, and the rack is connected with the long gear in a meshing mode.

Preferably, the top of the right end of the fixed handle is fixedly connected with a return spring, and the bottom end of the return spring is connected with the lifting block on the right side in a sliding manner.

Preferably, the front sides of the rear plate, the middle plate and the front plate are downwards in threaded connection with locking screws, and the locking screws are respectively screwed to form a structure that the positions of the rear plate, the middle plate and the front plate are respectively fixed with the base.

Preferably, the bottom of the left end of the cover ring is hinged with a reversing rod capable of swinging left and right, the bottom end of the reversing rod is hinged with an inserting plate, and the inserting plate is connected with the rear plate in a sliding manner;

the left end face of the inserting plate is provided with a plurality of jacks which are uniformly distributed from top to bottom, the left end of the rear plate is provided with a locking plate which can move left and right, and the locking plate moves into any jack to form a structure for fixing the positions of the cover ring and the rear plate.

Preferably, a mounting plate is arranged on the left side of the rear plate, the mounting plate is connected with a locking shaft in a sliding manner, the left end of the locking shaft is fixedly connected with a pull handle, the right end of the locking shaft is fixedly connected with a push plate, the right end of the push plate is fixedly connected with the locking plate, and the locking plate is connected with the rear plate in a sliding manner;

and a locking spring is sleeved on the periphery of the locking shaft between the mounting plate and the push plate.

Preferably, the left end of the middle plate is fixedly connected with the binding band, the right end of the middle plate is provided with a connecting buckle, and the binding band penetrates through the connecting buckle and is positioned through the magic tape.

Preferably, the middle part of the sliding plate is slidably connected with a clamping screw rod capable of moving up and down, the bottom end of the clamping screw rod is fixedly connected with a clamping plate, and the top of the clamping screw rod is in threaded connection with a clamping nut;

the front side and the rear side of the pressing block are respectively and fixedly connected with a guide rod and an adjusting screw rod, the adjusting screw rods are respectively and slidably connected with the clamping plate and the sliding plate, and the top of each adjusting screw rod is in threaded connection with an adjusting nut; a clamping spring is sleeved on the guide rod and the adjusting screw rod between the clamping plate and the pressing block;

the cover ring is provided with three arc grooves from front to back, and the clamping screw, the guide rod and the adjusting screw are all positioned in the arc grooves; the clamping plate is located on the lower side of the cover ring.

The utility model discloses novel structure, think about ingenious, easy operation is convenient, compares with prior art and has following advantage:

1. this device keeps off frame and elastic cloth through setting up, can shelter from the operation of drawing blood and the apparatus of drawing blood effectively for children can reduce its nervous mood and conflict psychology effectively when drawing blood, increase children's degree of adaptability, have reduced medical personnel's burden of drawing blood.

2. The arm of the child can be stably positioned by arranging the rear plate and the middle plate which can move back and forth, and the cover ring and the binding band on the middle plate, so that the child cannot move around before and during blood drawing, the success rate of blood drawing is improved, and the difficulty of blood drawing is reduced.

3. This device is through setting up the front bezel and can reciprocate the axle that grips for children can grip in drawing blood the axle that grips makes to hit and beats the pearl and strike the drum, thereby can attract children's attention, makes children forget fear, ends the drawing blood in joyful mood, has reduced children's misery, has improved the efficiency of drawing blood.

Drawings

Fig. 1 is a first axis mapping diagram of a blood drawing nursing device for children of the utility model.

Fig. 2 is a second shaft mapping diagram of the blood drawing nursing device for children of the utility model.

Fig. 3 is an axonometric view of the blocking frame of the blood drawing nursing device for children of the utility model.

Fig. 4 is an axonometric view of the base of the blood drawing nursing device for children of the utility model.

Fig. 5 is an axonometric view of the back plate and the connecting component of the blood drawing nursing device for children of the utility model.

Fig. 6 is an axonometric view of the lock plate and the connecting component of the blood drawing nursing device for children of the utility model.

Fig. 7 is an axonometric view of the pressing block and the connecting component of the blood drawing nursing device for children of the utility model.

Fig. 8 is an axonometric view of the middle plate and its connecting parts of a blood drawing nursing device for children of the present invention.

Fig. 9 is a first axis drawing of the front plate and its connecting parts of the blood drawing nursing device for children of the present invention.

Fig. 10 is a second axial view of the front plate and its connecting parts of the blood drawing nursing device for children of the present invention.

In the drawings: 1-base, 2-support leg, 3-baffle frame, 4-elastic cloth, 5-elastic ring, 6-back plate, 7-cover ring, 8-sliding plate, 9-pressing block, 10-middle plate, 11-binding band, 12-connecting buckle, 13-front plate, 14-lifting block, 15-holding shaft, 16-guide rail, 17-long gear, 18-cam, 19-connecting rod, 20-sliding rod, 21-hitting ball, 22-drum, 23-buffer spring, 24-arc groove, 25-reversing rod, 26-inserting plate, 27-inserting hole, 28-mounting plate, 29-pull handle, 30-locking shaft, 31-locking spring, 32-pushing plate, 33-locking plate, 34-clamping plate, 35-adjusting screw rod, 36-adjusting nut, 37-clamping screw, 38-clamping nut, 39-clamping spring, 40-guide plate, 41-rack, 42-guide shaft and 43-reset spring.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-10, the utility model provides a children's blood drawing nursing device, which comprises a base 1, wherein a plurality of rubber support legs 2 are uniformly arranged at the bottom of the base 1, a baffle frame 3 is arranged at the top of the rear side of the base 1, an elastic cloth 4 is fixedly connected at the inner side of the baffle frame 3, an insertion opening is arranged at the lower side of the middle part of the elastic cloth 4, and an annular elastic ring 5 is arranged at the inner wall of the insertion opening; a guide rail 16 is arranged at the top of the front side of the base 1, a rear plate 6, a middle plate 10 and a front plate 13 are sequentially connected to the upper part of the guide rail 16 from back to front in a sliding manner, an arc-shaped cover ring 7 capable of swinging left and right is hinged to the right side of the top of the rear plate 6, a plurality of sliding plates 8 capable of moving circumferentially are arranged on the cover ring 7 along the circumferential direction, and pressing blocks 9 capable of moving radially are arranged on the inner sides of the sliding plates 8; the top of the middle plate 10 is provided with a binding band 11 with adjustable size; an inverted U-shaped fixing handle is arranged at the top of the front plate 13, lifting blocks 14 capable of moving up and down are arranged on the left side and the right side of the fixing handle, and a holding shaft 15 is rotatably connected between the two lifting blocks 14; keep off frame 3 left side top and be provided with drum 22, keep off frame 3 left side middle part and be provided with the slide bar 20 that can reciprocate, slide bar 20 top is provided with hits the pearl 21, the axle 15 of holding moves up and forms hit the pearl 21 and shift up the structure of beating drum 22.

This device keeps off frame 3 and elastic cloth 4 through setting up, can shelter from effectively and draw blood operation and instrument of drawing blood for children can reduce its nervous mood and conflict psychology effectively when drawing blood, increase children's degree of cooperation, have reduced medical personnel's burden of drawing blood.

The device stably positions the arms of the children by arranging the rear plate 6, the middle plate 10, the cover ring 7 and the binding band 11 which can move back and forth, so that the children cannot move around before and during blood drawing, the success rate of blood drawing is improved, and the difficulty of blood drawing is reduced.

This device is through setting up front bezel 13 and the axle 15 that grips that can reciprocate for children can grip in drawing blood grip axle 15 makes to hit and beats pearl 21 and strike drum 22, thereby can attract children's attention, makes children forget fear, ends the drawing blood in joyful mood, has reduced children's misery, has improved the efficiency of drawing blood.

As shown in fig. 3, the elastic cloth 4 is made of rubber. The hand of the child is inserted into the elastic ring 5, so that the sight of the child can be shielded through the elastic cloth 4, and the fear of the child is reduced.

As shown in fig. 3, the slide rod 20 is slidably connected to the left side of the stop frame 3, a buffer spring 23 is fixedly connected to the top of the slide rod 20, and the top of the buffer spring 23 is fixedly connected to the striking ball 21; the bottom end of the sliding rod 20 is hinged with a connecting rod 19 which can swing left and right; the left side of the top of the base 1 is rotatably connected with a long gear 17, the rear end of the long gear 17 is coaxially and fixedly connected with a cam 18, and a connecting rod 19 is rotatably connected to the non-circle center position of the rear end face of the cam 18.

When the long gear 17 rotates, the long gear can drive the cam 18 to rotate, so that the connecting rod 19 hinged with the cam 18 can swing, and the sliding rod 20 can be driven to vertically move (a crank-slider mechanism), so that the beating ball 21 can beat the drum 22, and the attention of a child is transferred.

As shown in fig. 2, 4 and 9, the lifting block 14 is slidably connected to the fixed handle, the left end of the holding shaft 15 is rotatably connected to a guide plate 40, the top of the left end of the front plate 13 is fixedly connected to a guide shaft 42, the guide plate 40 is slidably connected to the guide shaft 42, the left end of the guide plate 40 is fixedly connected to a rack 41, and the rack 41 is engaged with the long gear 17.

The child can pull the holding shaft 15 upward by holding the holding shaft 15 and the fixing handle, and can rotate the long gear 17 with the rack 41.

The holding shaft 15 can be rotated or pulled according to the needs, so that the attention of children can be transferred, and the blood can be drawn more quickly and better.

As shown in fig. 10, a return spring 43 is fixedly connected to the top of the right end of the fixing handle, and the bottom end of the return spring 43 is slidably connected to the right lifting block 14. The return spring 43 is used to restore the holding shaft 15 to its original position, so that the child can pull the holding shaft 15 back and forth many times to divert his attention.

As shown in fig. 5, 8, 9 and 10, locking screws are screwed downwards on the front sides of the rear plate 6, the middle plate 10 and the front plate 13, and the locking screws are respectively screwed to form a structure that the rear plate 6, the middle plate 10 and the front plate 13 are respectively fixed with the base 1.

By tightening the locking screws, the positions of the rear plate 6, the middle plate 10 and the front plate 13 are determined according to the arm length of the child, and the rear plate 6, the middle plate 10 and the front plate 13 are respectively positioned at the target positions. As shown in fig. 5, a reversing rod 25 capable of swinging left and right is hinged to the bottom of the left end of the cover ring 7, an insertion plate 26 is hinged to the bottom end of the reversing rod 25, and the insertion plate 26 is slidably connected with the rear plate 6;

the left end face of the inserting plate 26 is provided with a plurality of jacks 27 which are uniformly distributed from top to bottom, the left end of the rear plate 6 is provided with a locking plate 33 which can move left and right, and the locking plate 33 moves into any jack 27 to form a structure for fixing the positions of the cover ring 7 and the rear plate 6.

As shown in fig. 5 and 6, a mounting plate 28 is arranged on the left side of the rear plate 6, the mounting plate 28 is slidably connected with a locking shaft 30, the left end of the locking shaft 30 is fixedly connected with a pull handle 29, the right end of the locking shaft 30 is fixedly connected with a push plate 32, the right end of the push plate 32 is fixedly connected with a locking plate 33, and the locking plate 33 is slidably connected with the rear plate 6;

a locking spring 31 is sleeved on the periphery of a locking shaft 30 between the mounting plate 28 and the push plate 32.

When the arms of the child are fixed, the pull handle 29 is pulled firstly, the locking plate 33 is pulled out, the depth of the inserting plate 26 into the rear plate 6 is adjusted according to the thickness of the arms of the child, finally the pull handle 29 is loosened, and the push plate 32 is pushed to move rightwards under the action of the locking spring 31, so that the locking plate 33 can be inserted into the inserting hole 27, and the stable limit of the cover ring 7 is realized.

As shown in fig. 8, the left end of the middle plate 10 is fixedly connected with the strap 11, the right end of the middle plate 10 is provided with a connecting buckle 12, and the strap 11 passes through the connecting buckle 12 and is positioned by a magic tape.

After the middle plate 10 with the front and rear positions adjusted is positioned, the arms of the children are positioned through the binding bands 11, so that the arms of the children are stably limited by matching with the cover rings 7, and the arms of the children are effectively prevented from moving randomly.

As shown in fig. 5 and 7, a clamping screw 37 capable of moving up and down is slidably connected to the middle of the sliding plate 8, a clamping plate 34 is fixedly connected to the bottom end of the clamping screw 37, and a clamping nut 38 is threadedly connected to the top of the clamping screw 37;

the front side and the rear side of the pressing block 9 are respectively fixedly connected with a guide rod and an adjusting screw 35, the adjusting screw 35 is respectively connected with the clamping plate 34 and the sliding plate 8 in a sliding manner, and the top of the adjusting screw 35 is in threaded connection with an adjusting nut 36; a clamping spring 39 is sleeved on the guide rod and the adjusting screw 35 between the clamping plate 34 and the pressing block 9;

the cover ring 7 is provided with three arc grooves 24 from front to back, and the clamping screw 37, the guide rod and the adjusting screw 35 are all positioned in the arc grooves 24; the clamping plate 34 is located on the underside of the cover ring 7.

The pressing block 9 on the inner side of the cover ring 7 can be circumferentially adjusted and radially adjusted according to needs, so that the arms of the children can be positioned in the most comfortable and most appropriate mode, and the adjusting device has high adjustability and comfort.

When the device is used, the device is firstly placed at a required position, a child stretches into the elastic ring 5, the rear plate 6, the middle plate 10 and the front plate 13 are adjusted to proper positions, the circumferential and radial positions of the pressing blocks 9 on the inner side of the cover ring 7 are adjusted, the arms of the child are positioned through the cover ring 7 and the binding bands 11, and blood drawing operation is carried out under the condition that the child cannot see. The holding shaft 15 and the fixing handle can be held by children, the hitting ball 21 can repeatedly hit the drum 22 by repeatedly pulling the holding shaft 15, the attention of the children is transferred, and the blood drawing operation is completed in joy.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or scope of the invention as defined in the appended claims.

Although the terms of the base 1, the leg 2, the blocking frame 3, the elastic cloth 4, the elastic ring 5, the rear plate 6, the cover ring 7, the sliding plate 8, the pressing block 9, the middle plate 10, the binding band 11, the connecting link 12, the front plate 13, the lifting block 14, the holding shaft 15, the guide rail 16, the long gear 17, the cam 18, the connecting rod 19, the sliding rod 20, the striking ball 21, the drum 22, the buffer spring 23, the arc groove 24, the reversing rod 25, the inserting plate 26, the inserting hole 27, the mounting plate 28, the pull handle 29, the locking shaft 30, the locking spring 31, the pushing plate 32, the locking plate 33, the clamping plate 34, the adjusting screw 35, the adjusting nut 36, the clamping screw 37, the clamping nut 38, the clamping spring 39, the guide plate 40, the rack 41, the guide shaft 42, the return spring 43, and the like are used more frequently herein, the possibility of. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a children nursing device that draws blood, includes base (1), and base (1) bottom evenly is provided with stabilizer blade (2) that a plurality of rubbers were made, its characterized in that: a blocking frame (3) is arranged at the top of the rear side of the base (1), an elastic cloth (4) is fixedly connected to the inner side of the blocking frame (3), an insertion opening is formed in the lower side of the middle of the elastic cloth (4), and an annular elastic ring (5) is arranged on the inner wall of the insertion opening; a guide rail (16) is arranged at the top of the front side of the base (1), a rear plate (6), a middle plate (10) and a front plate (13) are sequentially connected to the upper portion of the guide rail (16) in a sliding manner from back to front, an arc-shaped cover ring (7) capable of swinging left and right is hinged to the right side of the top of the rear plate (6), a plurality of sliding plates (8) capable of moving circumferentially are arranged on the cover ring (7) along the circumferential direction, and pressing blocks (9) capable of moving radially are arranged on the inner sides of the sliding plates (8); the top of the middle plate (10) is provided with a binding band (11) with adjustable size; an inverted U-shaped fixing handle is arranged at the top of the front plate (13), lifting blocks (14) capable of moving up and down are arranged on the left side and the right side of the fixing handle, and a holding shaft (15) is rotatably connected between the two lifting blocks (14); keep off frame (3) left side top and be provided with drum (22), keep off frame (3) left side middle part and be provided with slide bar (20) that can reciprocate, slide bar (20) top is provided with hits ball (21), it shifts up to form to grip axle (15) hit ball (21) and move up to beat the structure of drum (22).

2. A child blood drawing care device according to claim 1, wherein: the elastic cloth (4) is made of rubber.

3. A child blood drawing care device according to claim 1, wherein: the sliding rod (20) is connected to the left side of the blocking frame (3) in a sliding mode, the top of the sliding rod (20) is fixedly connected with a buffer spring (23), and the top of the buffer spring (23) is fixedly connected with the hitting bead (21); the bottom end of the sliding rod (20) is hinged with a connecting rod (19) capable of swinging left and right; the base (1) top left side rotates and is connected with long gear (17), the coaxial fixedly connected with cam (18) of long gear (17) rear end, connecting rod (19) rotate connect in cam (18) rear end face non-centre of a circle position.

4. A child blood drawing care device according to claim 3, wherein: the lifting block (14) is connected with the fixed handle in a sliding mode, the left end of the holding shaft (15) is rotatably connected with a guide plate (40), the top of the left end of the front plate (13) is fixedly connected with a guide shaft (42), the guide plate (40) is connected with the guide shaft (42) in a sliding mode, the left end of the guide plate (40) is fixedly connected with a rack (41), and the rack (41) is connected with the long gear (17) in a meshing mode.

5. A child blood drawing care device according to claim 1, wherein: the top of the right end of the fixed handle is fixedly connected with a return spring (43), and the bottom end of the return spring (43) is connected with the lifting block (14) on the right side in a sliding mode.

6. A child blood drawing care device according to claim 1, wherein: the front sides of the rear plate (6), the middle plate (10) and the front plate (13) are downwards in threaded connection with locking screws, and the locking screws are respectively screwed to form a structure that the positions of the rear plate (6), the middle plate (10) and the front plate (13) are respectively fixed with the base (1).

7. A child blood drawing care device according to claim 1, wherein: the bottom of the left end of the cover ring (7) is hinged with a reversing rod (25) capable of swinging left and right, the bottom end of the reversing rod (25) is hinged with an inserting plate (26), and the inserting plate (26) is connected with the rear plate (6) in a sliding manner;

the left end face of the inserting plate (26) is provided with a plurality of jacks (27) which are uniformly distributed from top to bottom, the left end of the rear plate (6) is provided with a locking plate (33) which can move left and right, and the locking plate (33) moves into any jack (27) to form a structure for fixing the positions of the cover ring (7) and the rear plate (6).

8. A child blood drawing care device according to claim 7, wherein: a mounting plate (28) is arranged on the left side of the rear plate (6), the mounting plate (28) is connected with a locking shaft (30) in a sliding mode, a pull handle (29) is fixedly connected with the left end of the locking shaft (30), a push plate (32) is fixedly connected with the right end of the locking shaft (30), the right end of the push plate (32) is fixedly connected with a locking plate (33), and the locking plate (33) is connected with the rear plate (6) in a sliding mode;

and a locking spring (31) is sleeved on the periphery of the locking shaft (30) between the mounting plate (28) and the push plate (32).

9. A child blood drawing care device according to claim 1, wherein: the middle plate (10) left end with bandage (11) fixed connection, middle plate (10) right-hand member is provided with connector link (12), bandage (11) pass connector link (12) and paste the location through the magic.

10. A child blood drawing care device according to claim 1, wherein: the middle part of the sliding plate (8) is slidably connected with a clamping screw rod (37) capable of moving up and down, the bottom end of the clamping screw rod (37) is fixedly connected with a clamping plate (34), and the top of the clamping screw rod (37) is in threaded connection with a clamping nut (38);

the front side and the rear side of the pressing block (9) are respectively and fixedly connected with a guide rod and an adjusting screw rod (35), the adjusting screw rod (35) is respectively and slidably connected with the clamping plate (34) and the sliding plate (8), and the top of the adjusting screw rod (35) is in threaded connection with an adjusting nut (36); a clamping spring (39) is sleeved on the guide rod and the adjusting screw (35) between the clamping plate (34) and the pressing block (9);

the cover ring (7) is provided with three arc grooves (24) from front to back, and the clamping screw (37), the guide rod and the adjusting screw (35) are all positioned in the arc grooves (24); the clamping plate (34) is located on the underside of the cover ring (7).