CN113975033A

CN113975033A - Combined type protection device for hemodialysis

Info

Publication number: CN113975033A
Application number: CN202111368817.0A
Authority: CN
Inventors: 马思慧; 蔡佳杰
Original assignee: Beijing Luhe Hospital
Current assignee: Beijing Luhe Hospital
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-01-28
Anticipated expiration: 2041-11-18
Also published as: CN113975033B

Abstract

The invention relates to the technical field of hemodialysis, and discloses a combined type protection device for hemodialysis, which comprises a lower clamping seat and an upper clamping seat arranged above the lower clamping seat, wherein arc-shaped grooves for clamping arms are formed on one opposite sides of the lower clamping seat and the upper clamping seat, fixed blocks are fixedly arranged on the left side and the right side of the lower clamping seat, fixed rods are fixedly arranged at the tops of the two fixed blocks, the two fixed rods are respectively inserted into the two insertion blocks, and the two insertion blocks are respectively fixedly arranged on the left side and the right side of the upper clamping seat; after fixing the arm through last cassette and lower cassette, keep a posture for a long time and probably lead to the arm ache, can direct sideslip arm adjustment arm's position this moment, the arm drives the pull rod pull in taking out a section of thick bamboo through last cassette, lower cassette and end cabinet during the sideslip arm, and adjustment position that can be very convenient makes the arm be in comfortable position, the going on of the hemodialysis of being more convenient for.

Description

Combined type protection device for hemodialysis

Technical Field

The invention relates to the technical field of hemodialysis, in particular to a combined type protection device for hemodialysis.

Background

Hemodialysis is called hemodialysis for short, popular saying also called artificial kidney and kidney washing, is one kind of blood purification technology, and utilizes the principle of semipermeable membrane to remove various harmful and redundant metabolic wastes and excessive electrolytes in vivo out of the body by dispersion, so as to achieve the purpose of purifying blood and simultaneously achieve the effect of correcting water electrolytes and acid-base balance;

when hemodialysis treatment is carried out, the dialysis time of a patient is more than four hours, the patient is easy to take off needles and puncture blood vessels when sleeping, sitting up or other involuntary activities in the dialysis process, so that pain is brought to the patient, the working difficulty of medical workers is increased, meanwhile, the part commonly used for hemodialysis is generally arteriovenous internal fistula of an upper limb, if the arm of the patient is not protected by a good protection device, when the arm of the patient is pressed or touched by other foreign objects, a corresponding internal fistula puncture needle can be touched, the corresponding internal fistula puncture needle can puncture the arteriovenous blood vessels of the patient to cause subcutaneous hematoma, and pain is brought to the patient; therefore, there is a need for a device for arm fixation that provides a better treatment environment for hemodialysis;

the Chinese patent publication number is: the invention discloses a combined protection device for hemodialysis, which is disclosed by the invention patent of CN113230472A, and comprises a protection component for protecting a dialysis part, wherein the bottom of the protection component is provided with a retractable fixing component for fixing the whole device on a bed edge, and the inner surface of the protection component is provided with a heating component, so that the dialysis part is always in a constant temperature state; simultaneously through the constant temperature system that the inner face at protective component set up to constitute by heating pad, temperature sensor and temperature controller for patient's arm ambient temperature is in the constant temperature state all the time, avoids exposing outside arm to receive cold stimulation.

In the above protection device, although the arm can be fixed and the temperature around the arm can be kept constant, in practical applications, we find that there are some disadvantages, such as:

in the protection device, the position of the protection device is not convenient to adjust after installation, and the arm is in a posture for a long time, so that the arm is very easy to acid and numb, is not comfortable enough, and is not beneficial to blood circulation;

based on this, we propose a combined protection device for hemodialysis, hopefully solve the shortcomings in the prior art.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a combined protection device for hemodialysis, which has the advantage of being convenient for adjusting the position of the protection device.

(II) technical scheme

In order to achieve the purpose of conveniently adjusting the position of the protection device, the invention provides the following technical scheme: a combined type protection device for hemodialysis comprises a lower clamping seat and an upper clamping seat arranged above the lower clamping seat, wherein arc-shaped grooves for clamping arms are formed in opposite sides of the lower clamping seat and the upper clamping seat, fixed blocks are fixedly arranged on the left side and the right side of the lower clamping seat, fixed rods are fixedly arranged at the tops of the two fixed blocks, the two fixed rods are respectively inserted into the two insertion blocks, and the two insertion blocks are respectively fixedly arranged on the left side and the right side of the upper clamping seat;

the bottom of the lower clamping seat is fixedly provided with a bottom cabinet, the outer wall of the bottom cabinet is fixedly provided with a drawing rod, and the drawing rod is inserted into the drawing cylinder.

As a preferable technical scheme of the invention, the tail end of the drawing tube is fixedly provided with an installation plate, the edge of the installation plate is uniformly provided with installation grooves, and the inner wall of each installation groove is movably provided with a bolt.

As a preferred technical scheme of the invention, an inner cavity is formed inside the lower clamping seat, and an arc-shaped bearing pad is arranged at the top of the inner cavity;

the supporting pad is characterized in that a rotating shaft is rotatably arranged below the supporting pad, a plurality of massage wheels are uniformly arranged on the outer wall of the rotating shaft, and bumps are uniformly arranged on the outer walls of the massage wheels.

As a preferred technical scheme of the invention, both ends of the rotating shaft are rotatably arranged on the inner side wall of the inner cavity;

the diameters of the massage wheels are gradually increased from the middle part of the rotating shaft to the two sides of the rotating shaft, and the radian formed between the tops of the massage wheels is matched with the radian of the bearing pad.

As a preferred technical solution of the present invention, a linkage mechanism is disposed between the rotating shaft and the draw tube, and when the draw rod is drawn in the draw tube, the linkage mechanism is used for synchronously driving the rotating shaft to rotate.

As a preferred technical scheme of the invention, the linkage mechanism comprises a rack, a vertical shaft, a driving wheel, a synchronous belt, a driven wheel, a vertical rod, a first bevel gear, a second bevel gear, a rotating cylinder, a linkage wheel and a linkage belt;

the left end in the drawing rod is rotatably provided with a vertical shaft, the top and the bottom of the outer wall of the vertical shaft are fixedly provided with driving wheels, one side of each driving wheel extends to the outside of the drawing rod and is meshed with a rack, and the racks are fixedly arranged on the inner side wall of the drawing cylinder;

the middle part of the outer wall of the vertical shaft is fixedly provided with a driving wheel, the outer wall of the driving wheel is movably connected with a driven wheel through a synchronous belt, the driven wheel is fixedly arranged on the outer wall of a vertical rod, and the vertical rod is rotatably arranged on the inner bottom wall of the bottom cabinet;

a first bevel gear is fixedly mounted at the top of the vertical rod, a second bevel gear is meshed with the outer wall of the first bevel gear and fixedly mounted on the outer wall of the rotating cylinder, and the left end and the right end of the rotating cylinder are rotatably arranged on the inner side wall of the bottom cabinet through tail rods;

the outer wall of the rotating shaft is also fixedly provided with a linkage wheel, and the linkage wheel is connected with the rotating cylinder through a linkage belt.

As a preferred technical scheme of the invention, the outer wall of the drawing rod is fixedly provided with a sliding block, the sliding block is arranged on the inner wall of a sliding chute in a sliding manner, and the sliding chute is arranged on the inner wall of the drawing cylinder;

the inside of slider is inserted and is equipped with the guide bar, both ends are all fixed mounting on the inside wall of spout about the guide bar.

As a preferred technical scheme of the invention, a limiting plate is fixedly arranged at the top of the fixed rod;

the outside cover of dead lever is equipped with the spring, spring fixed connection is between inserted block and limiting plate.

As a preferred technical scheme of the invention, the inner wall of the arc-shaped groove of the upper clamping seat is provided with a pipe groove, the inner wall of the pipe groove is provided with an arc-shaped pipe, and the bottom of the arc-shaped pipe is uniformly provided with medicine outlet pipes;

a medicine box is arranged inside the upper clamping seat, the bottom of the medicine box is connected with the arc-shaped pipe through a conveying pipe, and a control valve is arranged inside the conveying pipe.

As a preferred technical scheme of the invention, vertical grooves are further formed in the left side wall and the right side wall of the upper clamping seat, a trigger plate is movably arranged in each vertical groove, and the trigger plate is fixedly arranged on the outer wall of the limiting plate;

the inner bottom wall of the vertical groove is provided with a trigger switch, and the output end of the trigger switch is electrically connected with the input end of the control valve.

(III) advantageous effects

Compared with the prior art, the invention provides a combined protection device for hemodialysis, which has the following beneficial effects:

1. this a combination formula protection device for hemodialysis, during hemodialysis, put the arm under between cassette and last cassette, the arc wall through last cassette and the relative one side of cassette down just can fix the position of arm, prevents that the arm from removing, fixes more convenience, and fixed effect is better.

2. This a combination formula protection device for hemodialysis, after fixed arm, keep a posture for a long time and probably lead to the arm ache, can direct sideslip arm adjustment arm's position this moment, arm through last cassette, lower cassette and end cabinet drive the pull rod pull in taking out a section of thick bamboo during the sideslip arm, adjustment position that can be very convenient makes the arm be in comfortable position, the going on of the hemodialysis of being more convenient for.

3. The combined protection device for hemodialysis comprises a transverse arm, a driving wheel, a vertical shaft, a driving wheel, a driven wheel, a first bevel gear, a second bevel gear, a rotating drum, a supporting cushion, a plurality of massage wheels, a plurality of convex blocks, a plurality of synchronous belts, a plurality of linkage belts and linkage wheels, wherein when the transverse arm pulls the pumping rod in the pumping drum, the driving wheel can rotate under the action of a rack on the inner wall of the pumping drum, the driving wheel rotates to drive the vertical shaft to rotate, the vertical shaft rotates to drive the driving wheel to rotate, the driving wheel rotates to drive the driven wheel to rotate through the synchronous belts, the driven wheel rotates to drive the vertical rod in the bottom cabinet to rotate, the vertical rod rotates to drive the first bevel gear on the top of the vertical rod to rotate, the first bevel gear rotates to drive the second bevel gear meshed with the outer wall of the first bevel gear to rotate, the second bevel gear rotates to drive the rotating drum to transversely rotate in the bottom cabinet, the rotating drum can drive the rotating shaft to rotate through the linkage belts and the linkage wheels, when the plurality of massage wheels rotate, the convex blocks evenly arranged on the outer wall of the supporting cushion can sequentially contact and jack up the supporting cushion, thereby massaging arms on the supporting cushion can massage wheels, on one hand, the symptoms of arm numbness can be relieved, on the other hand, the blood circulation can be promoted, and the comfort of a patient is improved.

4. This a combination formula protection device for hemodialysis, go up the top that the cassette set up the cassette under, the handheld handle upwards mentions the cassette, enlarge the distance between cassette and the lower cassette, just can place the arm between last cassette and the lower cassette this moment, when upwards mentioning the cassette, the inserted block of going up the cassette both sides can rebound and compression spring, loosen behind the handle, go up the cassette and can descend under the effect of the elasticity of spring and the effect of last cassette self gravity, thereby can block the arm, fix its position.

5. This a combination formula protection device for hemodialysis, the pipe box has been seted up to the inner wall of going up the cassette arc wall, the inner wall of pipe box is provided with the arc tube, the bottom of arc tube evenly is provided with out the pencil, be connected through the conveyer pipe between arc tube and the medical kit, open the control valve on the conveyer pipe, disinfection liquid medicine in the medical kit just can discharge from going out the pencil through conveyer pipe and arc tube, spout on the bearing pad of cassette under, disinfect to the bearing pad, guarantee the cleanness of bearing pad, prevent cross infection, convenient recycling.

6. This a combination formula protection device for hemodialysis upwards mentions when going up the cassette, and the board that triggers on the limiting plate outer wall slides in erecting the inslot, and when going up the cassette and mentioning to maximum height, trigger the board and just can contact trigger switch to trigger switch, trigger switch's output and the input electric connection of control valve, when trigger switch was triggered, make the control valve open automatically, thereby can discharge the disinfection liquid medicine automatically.

Drawings

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

FIG. 2 is a cross-sectional view of a pump cartridge portion of the present invention;

FIG. 3 is an enlarged schematic view of the draw tube portion of the present invention;

FIG. 4 is an enlarged schematic view of a drive wheel portion of the present invention;

FIG. 5 is a rear view of the pull stem portion of the present invention;

FIG. 6 is a cross-sectional view of a lower cartridge portion of the present invention;

FIG. 7 is an enlarged schematic view of the spindle portion of the present invention;

FIG. 8 is an enlarged schematic view of the upper cartridge portion of the present invention;

fig. 9 is a cross-sectional view of the upper cartridge portion of the present invention.

In the figure: 1. a lower clamping seat; 2. an upper clamping seat; 3. a fixed block; 4. fixing the rod; 5. inserting a block; 6. a spring; 7. a limiting plate; 8. a bottom cabinet; 9. drawing a rod; 10. drawing the tube; 11. mounting a plate; 12. mounting grooves; 13. a slider; 14. a chute; 15. a guide bar; 16. a rack; 17. a vertical axis; 18. a drive wheel; 19. a driving wheel; 20. a synchronous belt; 21. a driven wheel; 22. a vertical rod; 23. a first bevel gear; 24. a second bevel gear; 25. a rotating cylinder; 26. a tail rod; 27. an inner cavity; 28. a support pad; 29. a rotating shaft; 30. a massage wheel; 31. a bump; 32. a linkage wheel; 33. a linkage belt; 34. a handle; 35. a vertical slot; 36. a trigger plate; 37. a trigger switch; 38. a medicine chest; 39. a pipe groove; 40. an arc tube; 41. a delivery pipe; 42. and (4) controlling the valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The first embodiment is as follows:

referring to fig. 1, a combined protection device for hemodialysis comprises a lower clamping base 1 and an upper clamping base 2 arranged above the lower clamping base 1, wherein arc-shaped grooves for clamping arms are formed on one opposite sides of the lower clamping base 1 and the upper clamping base 2, when in hemodialysis, the arms are placed between the lower clamping base 1 and the upper clamping base 2, and the positions of the arms can be fixed through the arc-shaped grooves on the opposite sides of the upper clamping base 2 and the lower clamping base 1, so that the arms are prevented from moving, the fixation is more convenient, and the fixation effect is better;

the left side and the right side of the lower clamping seat 1 are fixedly provided with fixed blocks 3, the tops of the two fixed blocks 3 are fixedly provided with fixed rods 4, the two fixed rods 4 are respectively inserted into the two insertion blocks 5, the two insertion blocks 5 are respectively and fixedly arranged on the left side and the right side of the upper clamping seat 2, and the insertion of the fixed rods 4 in the insertion blocks 5 plays a role in guiding, so that the upper clamping seat 2 can move up and down right above the lower clamping seat 1;

the bottom of the lower clamping seat 1 is fixedly provided with a bottom cabinet 8, the outer wall of the bottom cabinet 8 is fixedly provided with a drawing rod 9, the drawing rod 9 is inserted into a drawing cylinder 10, after an arm is fixed, the arm is kept in a posture for a long time and can cause arm ache, the arm can be directly transversely moved to adjust the position of the arm, the arm drives the drawing rod 9 to draw and pull in the drawing cylinder 10 through the upper clamping seat 2, the lower clamping seat 1 and the bottom cabinet 8 when the arm is transversely moved, the position can be conveniently adjusted, the arm is in a comfortable position, and hemodialysis is more conveniently performed;

take out a section of thick bamboo 10's terminal fixed mounting have a mounting panel 11, and mounting groove 12 has evenly been seted up in mounting panel 11's edge, and the inner wall activity of mounting groove 12 is provided with the bolt, through bolt and mounting groove 12, can fix mounting panel 11 to positions such as bedside, table limit, and it is more convenient to install.

Example two:

referring to fig. 2-7, on the basis of the first embodiment, an inner cavity 27 is formed inside the lower clamping base 1, an arc-shaped supporting pad 28 is arranged at the top of the inner cavity 27, and the arm is placed on the supporting pad 28, so that the lower clamping base is softer and more comfortable, and the fixing effect is better;

a rotating shaft 29 is rotatably arranged below the bearing pad 28, two ends of the rotating shaft 29 are rotatably arranged on the inner side wall of the inner cavity 27, a plurality of massage wheels 30 are uniformly arranged on the outer wall of the rotating shaft 29, and bumps 31 are uniformly arranged on the outer walls of the plurality of massage wheels 30;

referring to fig. 7, the diameters of the plurality of massage wheels 30 are gradually increased from the middle of the rotating shaft 29 to both sides of the rotating shaft 29, and the radian formed between the tops of the plurality of massage wheels 30 is matched with the radian of the supporting pad 28, so that the plurality of massage wheels 30 can sequentially contact and jack up the supporting pad 28 through the bumps 31 on the outer wall thereof when rotating, thereby massaging the arms on the supporting pad 28, on one hand, relieving the symptoms of arm numbness, on the other hand, promoting blood circulation and improving the comfort level of the patient; in this embodiment, seven massage wheels 30 are provided, and are symmetrically distributed;

a linkage mechanism is arranged between the rotating shaft 29 and the drawing tube 10, and when the drawing rod 9 is drawn in the drawing tube 10, the linkage mechanism is used for synchronously driving the rotating shaft 29 to rotate, in this embodiment, the linkage mechanism comprises a rack 16, a vertical shaft 17, a driving wheel 18, a driving wheel 19, a synchronous belt 20, a driven wheel 21, a vertical rod 22, a first bevel gear 23, a second bevel gear 24, a rotating tube 25, a linkage wheel 32 and a linkage belt 33, specifically:

a vertical shaft 17 is rotatably arranged at the left end inside the pumping rod 9, driving wheels 18 are fixedly arranged at the top and the bottom of the outer wall of the vertical shaft 17, one side of each driving wheel 18 extends to the outside of the pumping rod 9 and is meshed with a rack 16, and the rack 16 is fixedly arranged on the inner side wall of the pumping cylinder 10;

a driving wheel 19 is fixedly arranged in the middle of the outer wall of the vertical shaft 17, a driven wheel 21 is movably connected to the outer wall of the driving wheel 19 through a synchronous belt 20, the driven wheel 21 is fixedly arranged on the outer wall of a vertical rod 22, and the vertical rod 22 is rotatably arranged on the inner bottom wall of the bottom cabinet 8;

a first bevel gear 23 is fixedly mounted at the top of the vertical rod 22, a second bevel gear 24 is meshed with the outer wall of the first bevel gear 23, the second bevel gear 24 is fixedly mounted on the outer wall of a rotating cylinder 25, the left end and the right end of the rotating cylinder 25 are rotatably arranged on the inner side wall of the bottom cabinet 8 through tail rods 26, a linkage wheel 32 is further fixedly mounted on the outer wall of the rotating shaft 29, and the linkage wheel 32 is connected with the rotating cylinder 25 through a linkage belt 33;

when the transverse arm enables the pulling rod 9 to be pulled in the pulling cylinder 10, the driving wheel 18 can rotate under the action of the rack 16 on the inner wall of the pulling cylinder 10, the driving wheel 18 rotates to drive the vertical shaft 17 to rotate, the vertical shaft 17 rotates to drive the driving wheel 19 to rotate, the driving wheel 19 rotates to drive the driven wheel 21 to rotate through the synchronous belt 20, the driven wheel 21 rotates to drive the vertical rod 22 in the bottom cabinet 8 to rotate, the vertical rod 22 rotates to drive the first bevel gear 23 on the top of the vertical rod to rotate, the first bevel gear 23 rotates to drive the second bevel gear 24 meshed with the outer wall of the first bevel gear to rotate, the second bevel gear 24 rotates to enable the rotating cylinder 25 to transversely rotate in the bottom cabinet 8, when the rotating cylinder 25 transversely rotates in the bottom cabinet 8, the rotating shaft 29 can be driven to rotate through the linkage belt 33 and the linkage wheel 32, the rotating shaft 29 rotates to drive the plurality of massage wheels 30 arranged on the outer wall of the rotating shaft 29, when the plurality of massage wheels 30 rotate, the bumps 31 uniformly arranged on the outer wall of the rotating cylinder can sequentially contact and jack up the bearing pad 28, thereby massaging the arms on the supporting pad 28, relieving the arm numbness, promoting local blood circulation, relaxing the body and mind of the patient and facilitating the hemodialysis;

a slide block 13 is fixedly arranged on the outer wall of the drawing rod 9, the slide block 13 is arranged on the inner wall of a slide groove 14 in a sliding manner, the slide groove 14 is formed in the inner wall of the drawing cylinder 10, a guide rod 15 is inserted into the slide block 13, and the left end and the right end of the guide rod 15 are fixedly arranged on the inner side wall of the slide groove 14;

the sliding arrangement of the sliding block 13 in the sliding groove 14 can enable the drawing rod 9 to be more stable in drawing the tube 10 without being separated from the tube 10, and the insertion of the guide rod 15 in the sliding block 13 further limits the movement of the guide rod, so that the movement is more stable and smooth.

Example three:

referring to fig. 8 and 9, on the basis of the first and second embodiments, a handle 34 is disposed at the top of the upper clamping seat 2, a limiting plate 7 is fixedly mounted at the top of the fixing rod 4, a spring 6 is sleeved outside the fixing rod 4, and the spring 6 is fixedly connected between the insert block 5 and the limiting plate 7;

the upper clamping seat 2 is arranged at the top of the lower clamping seat 1, the upper clamping seat 2 is lifted upwards by the handle 34, the distance between the upper clamping seat 2 and the lower clamping seat 1 is enlarged, a handle arm can be placed between the upper clamping seat 2 and the lower clamping seat 1 at the moment, when the upper clamping seat 2 is lifted upwards, the insertion blocks 5 on the two sides of the upper clamping seat 2 move upwards and compress the spring 6, and after the handle 34 is loosened, the upper clamping seat 2 descends under the action of the elastic force of the spring 6 and the self gravity of the upper clamping seat 2, so that the arm can be clamped and the position of the arm can be fixed;

a pipe groove 39 is formed in the inner wall of the arc-shaped groove of the upper clamping seat 2, an arc-shaped pipe 40 is arranged on the inner wall of the pipe groove 39, medicine outlet pipes are uniformly arranged at the bottom of the arc-shaped pipe 40, a medicine box 38 is arranged inside the upper clamping seat 2, the bottom of the medicine box 38 is connected with the arc-shaped pipe 40 through a conveying pipe 41, a control valve 42 is arranged inside the conveying pipe 41, the control valve 42 on the conveying pipe 41 is opened, and a disinfection liquid medicine in the medicine box 38 can be discharged from the medicine outlet pipes through the conveying pipe 41 and the arc-shaped pipe 40 and sprayed on the bearing pad 28 of the lower clamping seat 1 to disinfect the bearing pad 28, so that the bearing pad 28 is ensured to be clean, cross infection is prevented, and recycling is facilitated;

vertical grooves 35 are further formed in the left side wall and the right side wall of the upper clamping seat 2, a trigger plate 36 is movably arranged in each vertical groove 35, the trigger plate 36 is fixedly installed on the outer wall of the limiting plate 7, a trigger switch 37 is arranged on the inner bottom wall of each vertical groove 35, and the output end of each trigger switch 37 is electrically connected with the input end of the control valve 42;

when the upper clamping base 2 is lifted upwards, the trigger plate 36 on the outer wall of the limiting plate 7 slides in the vertical groove 35, when the upper clamping base 2 is lifted to the maximum height, the trigger plate 36 can contact the trigger switch 37, so that the trigger switch 37 is triggered, the output end of the trigger switch 37 is electrically connected with the input end of the control valve 42, and when the trigger switch 37 is triggered, the control valve 42 is automatically opened, so that the disinfection liquid medicine can be automatically discharged;

in practical use, the upper clamping seat 2 is generally lifted when an arm needs to be put in or taken out, the upper clamping seat 2 is lifted when the arm needs to be put in, and the arc-shaped tube 40 sprays the disinfection liquid medicine through the medicine outlet tube, so that the bearing pad 28 can be disinfected, bacteria are prevented from remaining on the bearing pad 28, and cross infection is avoided; when the arm needs to be taken out, the upper clamping seat 2 is lifted, and the arc-shaped tube 40 sprays the disinfection liquid medicine through the medicine outlet tube, so that the arm can be disinfected, and bacteria remained on the arm are prevented;

in this embodiment, the trigger switch 37 may be a micro switch, a pressure sensor, or a contact switch in other forms, and may be set according to actual needs.

The working principle and the using process of the invention are as follows:

during hemodialysis, an arm is placed between the lower clamping seat 1 and the upper clamping seat 2, and the position of the arm can be fixed through the arc-shaped groove on one side, opposite to the lower clamping seat 1, of the upper clamping seat 2, so that the arm is prevented from moving, the arm is more convenient to fix, and the fixing effect is better;

after the arm is fixed, the arm is kept in a posture for a long time and can cause arm ache, the arm can be directly transversely moved to adjust the position of the arm, the arm drives the drawing rod 9 to draw and pull in the drawing cylinder 10 through the upper clamping seat 2, the lower clamping seat 1 and the bottom cabinet 8 when the arm is transversely moved, the position can be conveniently adjusted, the arm is in a comfortable position, and hemodialysis is more conveniently carried out;

when the transverse arm enables the pulling rod 9 to be pulled in the pulling cylinder 10, the driving wheel 18 can rotate under the action of the rack 16 on the inner wall of the pulling cylinder 10, the driving wheel 18 rotates to drive the vertical shaft 17 to rotate, the vertical shaft 17 rotates to drive the driving wheel 19 to rotate, the driving wheel 19 rotates to drive the driven wheel 21 to rotate through the synchronous belt 20, the driven wheel 21 rotates to drive the vertical rod 22 in the bottom cabinet 8 to rotate, the vertical rod 22 rotates to drive the first bevel gear 23 on the top of the vertical rod to rotate, the first bevel gear 23 rotates to drive the second bevel gear 24 meshed with the outer wall of the first bevel gear to rotate, the second bevel gear 24 rotates to enable the rotating cylinder 25 to transversely rotate in the bottom cabinet 8, when the rotating cylinder 25 transversely rotates in the bottom cabinet 8, the rotating shaft 29 can be driven to rotate through the linkage belt 33 and the linkage wheel 32, the rotating shaft 29 rotates to drive the plurality of massage wheels 30 arranged on the outer wall of the rotating shaft 29, when the plurality of massage wheels 30 rotate, the bumps 31 uniformly arranged on the outer wall of the rotating cylinder can sequentially contact and jack up the bearing pad 28, therefore, the arms on the bearing pad 28 can be massaged, on one hand, the symptoms of arm numbness can be relieved, on the other hand, the blood circulation can be promoted, and the comfort level of a patient can be improved;

a pipe groove 39 is formed in the inner wall of the arc-shaped groove of the upper clamping seat 2, an arc-shaped pipe 40 is arranged on the inner wall of the pipe groove 39, medicine outlet pipes are uniformly arranged at the bottom of the arc-shaped pipe 40, the arc-shaped pipe 40 is connected with the medicine box 38 through a conveying pipe 41, a control valve 42 on the conveying pipe 41 is opened, and the disinfection liquid medicine in the medicine box 38 can be discharged from the medicine outlet pipes through the conveying pipe 41 and the arc-shaped pipe 40 and sprayed on the bearing pad 28 of the lower clamping seat 1 to disinfect the bearing pad 28, so that the cleanness of the bearing pad 28 is ensured, cross infection is prevented, and the circular use is facilitated;

when upwards lifting up cassette 2, trigger plate 36 on the limiting plate 7 outer wall slides in erecting groove 35, and when last cassette 2 lifted to maximum height, trigger plate 36 just can contact trigger switch 37 to trigger switch 37, trigger switch 37's output and control valve 42's input electric connection, when trigger switch 37 was triggered, automatic control valve 42 that makes opened, thereby can automatic discharge disinfection liquid medicine.

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

Claims

1. The utility model provides a combination formula protection device for hemodialysis, includes lower cassette (1) and sets up last cassette (2) in cassette (1) top down, lower cassette (1) and the relative one side of last cassette (2) all are formed with the arc wall that is used for the card to go into the arm, its characterized in that: fixed blocks (3) are fixedly arranged on the left side and the right side of the lower clamping seat (1), fixed rods (4) are fixedly arranged at the tops of the two fixed blocks (3), the two fixed rods (4) are respectively inserted into the two insertion blocks (5), and the two insertion blocks (5) are respectively fixedly arranged on the left side and the right side of the upper clamping seat (2);

the bottom of the lower clamping seat (1) is fixedly provided with a bottom cabinet (8), the outer wall of the bottom cabinet (8) is fixedly provided with a drawing rod (9), and the drawing rod (9) is inserted into the drawing cylinder (10).

2. A combined protection device for hemodialysis according to claim 1, wherein: the tail end of the drawing tube (10) is fixedly provided with a mounting plate (11), the edge of the mounting plate (11) is uniformly provided with a mounting groove (12), and the inner wall of the mounting groove (12) is movably provided with a bolt.

3. A combined protection device for hemodialysis according to claim 1, wherein: an inner cavity (27) is formed in the lower clamping seat (1), and an arc-shaped bearing pad (28) is arranged at the top of the inner cavity (27);

the lower part of the bearing pad (28) is rotatably provided with a rotating shaft (29), the outer wall of the rotating shaft (29) is uniformly provided with a plurality of massage wheels (30), and the outer wall of the plurality of massage wheels (30) is uniformly provided with a convex block (31).

4. A combined protection device for hemodialysis according to claim 3, wherein: both ends of the rotating shaft (29) are rotatably arranged on the inner side wall of the inner cavity (27);

the diameters of the massage wheels (30) are gradually increased from the middle part of the rotating shaft (29) to the two sides of the rotating shaft (29), and the radian formed between the tops of the massage wheels (30) is matched with the radian of the bearing pad (28).

5. A combined protection device for hemodialysis according to claim 4, wherein: and a linkage mechanism is arranged between the rotating shaft (29) and the drawing tube (10), and when the drawing rod (9) is drawn in the drawing tube (10), the linkage mechanism is used for synchronously driving the rotating shaft (29) to rotate.

6. A combined protection device for hemodialysis according to claim 5, wherein: the linkage mechanism comprises a rack (16), a vertical shaft (17), a driving wheel (18), a driving wheel (19), a synchronous belt (20), a driven wheel (21), a vertical rod (22), a first bevel gear (23), a second bevel gear (24), a rotating cylinder (25), a linkage wheel (32) and a linkage belt (33);

the left end in the drawing rod (9) is rotatably provided with a vertical shaft (17), the top and the bottom of the outer wall of the vertical shaft (17) are fixedly provided with driving wheels (18), one side of each driving wheel (18) extends to the outside of the drawing rod (9) and is meshed with a rack (16), and the racks (16) are fixedly arranged on the inner side wall of the drawing cylinder (10);

a driving wheel (19) is fixedly installed in the middle of the outer wall of the vertical shaft (17), a driven wheel (21) is movably connected to the outer wall of the driving wheel (19) through a synchronous belt (20), the driven wheel (21) is fixedly installed on the outer wall of a vertical rod (22), and the vertical rod (22) is rotatably arranged on the inner bottom wall of the bottom cabinet (8);

a first bevel gear (23) is fixedly mounted at the top of the vertical rod (22), a second bevel gear (24) is meshed with the outer wall of the first bevel gear (23), the second bevel gear (24) is fixedly mounted on the outer wall of a rotating cylinder (25), and the left end and the right end of the rotating cylinder (25) are rotatably arranged on the inner side wall of the bottom cabinet (8) through tail rods (26);

the outer wall of the rotating shaft (29) is also fixedly provided with a linkage wheel (32), and the linkage wheel (32) is connected with the rotating cylinder (25) through a linkage belt (33).

7. A combined protection device for hemodialysis according to claim 6, wherein: the outer wall of the drawing rod (9) is fixedly provided with a sliding block (13), the sliding block (13) is arranged on the inner wall of a sliding groove (14) in a sliding mode, and the sliding groove (14) is formed in the inner wall of the drawing cylinder (10);

the inside of slider (13) is inserted and is equipped with guide bar (15), the equal fixed mounting in both ends is on the inside wall of spout (14) about guide bar (15).

8. A combined protection device for hemodialysis according to claim 1, wherein: a limiting plate (7) is fixedly arranged at the top of the fixing rod (4);

the outside cover of dead lever (4) is equipped with spring (6), spring (6) fixed connection is between inserted block (5) and limiting plate (7).

9. A combined protection device for hemodialysis according to claim 8, wherein: a pipe groove (39) is formed in the inner wall of the arc-shaped groove of the upper clamping seat (2), an arc-shaped pipe (40) is arranged on the inner wall of the pipe groove (39), and medicine outlet pipes are uniformly arranged at the bottom of the arc-shaped pipe (40);

a medicine box (38) is arranged in the upper clamping seat (2), the bottom of the medicine box (38) is connected with the arc-shaped pipe (40) through a conveying pipe (41), and a control valve (42) is arranged in the conveying pipe (41).

10. A combined protection device for hemodialysis according to claim 9, wherein: vertical grooves (35) are further formed in the left side wall and the right side wall of the upper clamping seat (2), a trigger plate (36) is movably arranged in each vertical groove (35), and the trigger plate (36) is fixedly arranged on the outer wall of the limiting plate (7);

the inner bottom wall of the vertical groove (35) is provided with a trigger switch (37), and the output end of the trigger switch (37) is electrically connected with the input end of the control valve (42).