CN112618217B - Blood purification blood way tube bed fixing device - Google Patents
Blood purification blood way tube bed fixing device Download PDFInfo
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- CN112618217B CN112618217B CN202110140249.2A CN202110140249A CN112618217B CN 112618217 B CN112618217 B CN 112618217B CN 202110140249 A CN202110140249 A CN 202110140249A CN 112618217 B CN112618217 B CN 112618217B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/065—Rests specially adapted therefor
- A61G7/075—Rests specially adapted therefor for the limbs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1621—Constructional aspects thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2210/00—Devices for specific treatment or diagnosis
- A61G2210/20—Devices for specific treatment or diagnosis for dialysis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M2025/028—Holding devices, e.g. on the body having a mainly rigid support structure
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- Invalid Beds And Related Equipment (AREA)
Abstract
A fixing device on a blood purification blood path tube bed effectively solves the problems that the blood path tube is inconvenient to place when the blood of a patient is purified and the treatment is influenced by the shaking of the arm; the novel bed comprises a bed plate, a rotating groove is formed in the front side of the bed plate, a rotating block is connected in the rotating groove in a rotating mode through a rotating shaft, a placing groove is formed in the right side of the rotating block, two transmission gears which are opposite front and back and distributed in a V shape are connected on the rotating block in a rotating mode, a vortex-shaped guide groove is formed in each transmission gear, sliding rods are connected on the front end face and the back end face in the placing groove in a sliding mode respectively, inverted T-shaped plates are arranged on the two sliding rods respectively, opposite sides of the sliding rods are connected with a fixed plate in a sliding mode through push blocks respectively, two U-shaped grooves which are opposite left and right and face upwards are formed in the rotating block, a concave elastic pressing plate penetrates through the rotating block and is arranged at the upper end of a transmission belt, and a notch of the elastic pressing plate faces downwards and can shield the U-shaped grooves; the structure is simple, the operation is convenient, the conception is novel, and the usability is strong.
Description
Technical Field
The invention relates to the technical field of blood purification auxiliary instruments, in particular to a fixing device on a blood purification blood path tube bed.
Background
Blood purifies is to draw patient's blood outside the body and through a purifier, detach some of them pathogenic substance, purify blood, reach the purpose of treatment disease, it utilizes the pellicle principle, through diffusion, it is external to various harmful and unnecessary metabolic waste and too much electrolyte removal in the fluid, reach the purpose of purifying blood, and reach the purpose of correcting water electrolyte and acid-base balance, when the patient carries out blood purification, because the blood way pipe is longer, it is very inconvenient when placing it, and when the patient carries out hemodialysis for a long time, patient's arm can not independently rock, influence patient's nursing treatment.
Disclosure of Invention
In view of the above situation, the present invention aims to provide a fixing device for a blood purification blood tube bed, which effectively solves the problems of inconvenient placement of the blood tube during blood purification of a patient and treatment affected by arm shaking.
The technical scheme includes that the bed comprises a bed plate, a rotating groove which is vertically communicated and has a forward opening is formed in the front side of the bed plate, a rotating block is rotatably connected in the rotating groove through a left axial rotating shaft and a right axial rotating shaft, a placing groove with an upward opening and a right end communicated with the outside is formed in the right side of the rotating block, the placing groove is in an isosceles trapezoid shape with a large upper end and a small lower end, two transmission gears which are opposite in front and back and distributed in a V shape are rotatably connected to the rotating block, a vortex-shaped guide groove is formed in each transmission gear, the openings of the two guide grooves are opposite and opposite in rotating direction, sliding rods are respectively slidably connected to the front end surface and the rear end surface in the placing groove, inverted T-shaped plates which can be inserted into the guide grooves on the corresponding sides of the two sliding rods are respectively arranged on the two sliding rods, the inverted T-shaped plates can slide up and down along with the rotation of the transmission gears, and opposite sides of the sliding rods are respectively slidably connected with left and right arc-shaped fixing plates through pushing blocks;
the rotating block is provided with two U-shaped grooves which are opposite left and right and have upward openings, the rear sides of the two U-shaped grooves are respectively communicated with the placing groove, the front sides of the two U-shaped grooves are communicated with the outside, the rotating block is provided with a transmission belt which is positioned on the inner side of the U-shaped groove and can rotate along with the up-and-down sliding of the sliding rod, the upper end of the transmission belt penetrates through the rotating block and is provided with a concave elastic pressing plate, and a notch of the elastic pressing plate faces downwards and can shield the U-shaped groove;
the rotating block is rotatably connected with bevel gears in the vertical axial direction, the bevel gears are positioned between two transmission gears, the two transmission gears are respectively meshed with the bevel gears, a motor positioned below the bevel gears is arranged in the rotating block, and the output ends of the motor are coaxially and fixedly connected with the bevel gears;
the rotating block is provided with two limiting grooves which correspond to the guide grooves and have the same shape as the guide grooves, the limiting grooves are communicated with the sliding grooves and the guide grooves on the corresponding sides of the limiting grooves, and the inverted T-shaped plate can be inserted into the limiting grooves;
the upper end of the inverted T-shaped plate is inserted into the swing groove, the swing groove is internally hinged with an L-shaped swing plate through a left axial pin shaft and a right axial pin shaft, the left end of the swing plate is provided with a fixed column, the fixed column is connected with the upper end of the inverted T-shaped plate through a tension spring, and the push block is inserted into the swing groove and can be contacted with the upper side of the swing plate;
the rotary block on seted up the opening slot towards the right side, set up the indent of left end and rotation groove intercommunication on the bed board, the indent right-hand member face is connected with the inserted block that can insert in the slot through the spring leaf, set up the opening on the bed board forward and with the rectangular channel of indent intercommunication, the inserted block front end is equipped with the driving lever that stretches out the rectangular channel.
The invention has the beneficial effects that: it is rational in infrastructure, high durability and convenient use, set up slide bar and fixed plate, be convenient for fix patient's arm, prevent that the patient from when blood purifies, the arm rocks the treatment that influences the patient, the emergence of medical malpractice has been avoided, be convenient for medical personnel to patient's nursing operation, be equipped with the U-shaped groove simultaneously, drive belt and elastic pressure plate, be convenient for accomodate blood purification blood way pipe, prevent that blood way pipe from receiving the extrusion and stopping up, security when having improved patient blood and purifying, be equipped with the motor, bevel gear, the medical personnel's of being convenient for use, this simple structure, high durability and convenient operation, the conception is novel, and the usability is strong.
Drawings
Fig. 1 is an isometric view of the present invention.
Figure 2 is a partially cut-away front isometric view of the present invention.
Fig. 3 is a top isometric view of the present invention with the bed sheet removed.
Fig. 4 is a left isometric view in full section of the invention with the bed plate removed.
Fig. 5 is a stepped cutaway isometric view of the present invention with the bed plate removed.
Fig. 6 is a partial cutaway isometric view of the present invention with the bed plate removed.
Fig. 7 is a top isometric view in full section of the present invention with the bed plate removed.
Fig. 8 is a left isometric view in full section of the invention with the bed plate removed.
Fig. 9 is an enlarged view of a in fig. 4 of the present invention.
Fig. 10 is an enlarged view of B of fig. 6 according to the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
The table is shown in fig. 1 to 10, and comprises a table board 1, wherein a rotating groove 2 which is through from top to bottom and has a forward opening is formed in the front side of the table board 1, a rotating block 4 is rotatably connected in the rotating groove 2 through a left-right axial rotating shaft 3, a placing groove 5 which has an upward opening and a right end communicated with the outside is formed in the right side of the rotating block 4, the placing groove 5 is an isosceles trapezoid with a large upper part and a small lower part, two transmission gears 6 which are opposite from front to back and distributed in a V shape are rotatably connected to the rotating block 4, a vortex-shaped guide groove 7 is formed in each transmission gear 6, the openings of the two guide grooves 7 are opposite and the rotating directions are opposite, sliding rods 8 are respectively slidably connected to the front end surface and the rear end surface in the placing groove 5, inverted T-shaped plates 9 which can be inserted into the guide grooves 7 on the corresponding sides of the two sliding rods 8 are respectively arranged, the inverted T-shaped plates 9 can slide up and down along with the rotation of the transmission gears 6, and opposite sides of the sliding rods 8 are respectively slidably connected with left-right arc-shaped fixing plates 11 through a pushing block 10;
the turning block 4 is provided with two U-shaped grooves 12 which are opposite left and right and have upward openings, the rear sides of the two U-shaped grooves 12 are respectively communicated with the placing groove 5, the front sides of the two U-shaped grooves are communicated with the outside, the turning block 4 is provided with a transmission belt 13 which is positioned on the inner side of the U-shaped groove 12 and can rotate along with the up-and-down sliding of the sliding rod 8, the upper end of the transmission belt 13 penetrates through the turning block 4 and is provided with a concave elastic pressing plate 14, and the concave opening of the elastic pressing plate 14 faces downward and can shield the U-shaped groove 12;
an up-down axial bevel gear 16 is rotationally connected in the rotating block 4, the bevel gear 16 is positioned between the two transmission gears 6, the two transmission gears 6 are respectively meshed with the bevel gear 16, a motor 17 positioned below the bevel gear 16 is arranged in the rotating block 4, and the output end of the motor 17 is coaxially and fixedly connected with the bevel gear 16;
the rotating block 4 is provided with two limiting grooves 18 which correspond to the guide grooves 7 and have the same shape as the guide grooves 7, the limiting grooves 18 are communicated with the sliding grooves 15 and the guide grooves 7 on the corresponding sides, and the inverted T-shaped plate 9 can be inserted into the limiting grooves 18;
a swing groove 19 is formed in the sliding rod 8, the upper end of the inverted T-shaped plate 9 is inserted into the swing groove 19, an L-shaped swing plate 20 is hinged in the swing groove 19 through a left axial pin shaft and a right axial pin shaft, a fixed column 21 is arranged at the left end of the swing plate 20, the fixed column 21 is connected with the upper end of the inverted T-shaped plate 9 through a tension spring 22, and the push block 10 is inserted into the swing groove 19 and can be contacted with the upper side of the swing plate 20;
the rotating block 4 is provided with a slot 31 with a rightward opening, the bed plate 1 is provided with a pressure groove 32 with a left end communicated with the rotating groove 2, the right end face of the pressure groove 32 is connected with an insert block 34 capable of being inserted into the slot 31 through a spring piece 33, the bed plate 1 is provided with a rectangular groove 35 with a forward opening and communicated with the pressure groove 32, and the front end of the insert block 34 is provided with a shift lever 36 extending out of the rectangular groove 35.
In order to enable the inverted T-shaped plate 9 to slide up and down, two sliding grooves 15 corresponding to the inverted T-shaped plate 9 are formed in the rotating block 4, opposite sides of the two sliding grooves 15 are respectively communicated with the placing groove 5, and the inverted T-shaped plate 9 penetrates through the sliding grooves 15.
In order to facilitate the release of the limitation of the sliding rod 8, the upper end of the inverted T-shaped plate 9 is provided with a connecting column 23, the upper end of the connecting column 23 penetrates through the sliding rod 8, and the upper end of the sliding rod 8 is slidably connected with a stop block 24 capable of contacting with the upper end of the connecting column 23.
In order to make the transmission belt 13 rotate along with the sliding of the sliding rod 8, a secondary belt wheel 25 which is axially arranged up and down and is positioned in front of the placing groove 5 is rotatably connected on the rotating block 4, a primary belt wheel 27 is rotatably connected in the rotating block 4 through a transmission shaft 26 which is axially arranged up and down, the primary belt wheel 27 is positioned at the left of the placing groove 5 and is positioned at the inner side of the U-shaped groove 12, the primary belt wheel 27 is connected with the secondary belt wheel 25 through the transmission belt 13, a transmission belt wheel 28 is coaxially fixed on an output shaft of the motor 17, a connecting belt wheel 29 is coaxially arranged at the lower end of the transmission shaft 26, and the connecting belt wheel 29 is connected with the transmission belt wheel 28 through a wedge-shaped belt 37.
In order to press the blood path tube into the U-shaped groove 12 by the elastic pressure plate 14, two steering columns 30 which are axially arranged up and down are rotatably connected to the rotating block 4, and the transmission belt 13 penetrates between the two steering columns 30.
When the blood path tube connecting device is used, in an initial state, the placing groove 5 is positioned at the lower side of the rotating block 4, medical staff upwards rotate the rotating block 4 at the moment, the rotating block 4 rotates 180 degrees, the inserting block 34 is inserted into the inserting groove 31 under the action of the elastic sheet, the rotation of the rotating block 4 is limited, the placing groove 5 is positioned at the upper side of the rotating block 4, a patient lies on the bed plate 1, after the medical staff finishes connecting blood path tubes, the arm of the intubation tube of the patient is placed into the placing groove 5, meanwhile, the two blood path tubes are placed at the rear side of the U-shaped groove 12, and the preparation stage is finished;
after the preparation stage is finished, a motor 17 is started, an output end of the motor 17 drives a bevel gear 16 to rotate anticlockwise, the bevel gear 16 drives a transmission gear 6 on the rear side to rotate clockwise, the guide groove 7 pushes a reverse T-shaped plate 9 on the rear side to slide downwards along with the transmission gear 6 on the rear side to rotate anticlockwise under the action of the guide groove 7, the reverse T-shaped plate 9 on the rear side drives a sliding rod 8 on the rear side to slide downwards, the sliding rod 8 on the rear side drives a fixing plate 11 on the corresponding side of the sliding rod to slide downwards through a push block 10, meanwhile, the bevel gear 16 drives a transmission gear 6 on the front side to rotate anticlockwise, the transmission gear 6 on the front side drives the reverse T-shaped plate 9 on the corresponding side of the sliding rod to move downwards under the action of the guide groove 7, the reverse T-shaped plate 9 on the front side drives the sliding rod 8 on the front side to slide downwards, and the sliding rod 8 on the front side drives the fixing plate 11 on the corresponding side of the sliding rod to slide downwards through a push block 10;
with the downward movement of the two fixing plates 11, the arm of the patient contacts with the fixing plates 11 and pushes the two fixing plates 11 to slide backwards, the two fixing plates 11 drive the pushing block 10 to be inserted into the swinging groove 19 and contact with the swinging plate 20, with the pressing of the arm of the patient by the fixing plates 11, the pushing block 10 at the front side pushes the swinging plate 20 at the corresponding side to swing forwards, the lower side of the swinging plate 20 at the front side drives the fixed column 21 to swing backwards, the joint of the inverted T-shaped plate 9 and the tension spring 22 is located below the fixed column 21, with the swinging of the swinging plate 20, the fixed column 21 stretches the tension spring 22, at this time, the friction force borne by the inverted T-shaped plate 9 is greater than the tension force borne by the tension spring 22, namely, the inverted T-shaped plate 9 does not move, with the swinging of the swinging plate 20, the stretching amount of the tension spring 22 is greater than the tension force borne by the inverted T-shaped plate 9, when the tension force borne by the tension spring 22 is greater than the friction force borne by the inverted T-shaped plate 9, the tension spring 22 drives the inverted T-shaped plate 9 to move upwards, the lower side of the inverted T-shaped plate 9 at the front side is moved out of the guide groove 7 and inserted into the limiting groove 18 at the corresponding side, at the moment, the joint of the inverted T-shaped plate 9 at the front side and the tension spring 22 is positioned above the fixed column 21, the tension spring 22 contracts, the inverted T-shaped plate 9 drives the connecting column 23 to slide upwards, meanwhile, the push block 10 at the rear side pushes the swinging plate 20 at the corresponding side to swing backwards, the lower side of the swinging plate 20 at the rear side drives the fixed column 21 to swing forwards, the tension spring 22 drives the inverted T-shaped plate 9 to slide upwards, the inverted T-shaped plate 9 slides upwards and drives the lower side of the inverted T-shaped plate 9 at the rear side to move out of the guide groove 7 and be inserted into the limiting groove 18 at the corresponding side, at the moment, the joint of the inverted T-shaped plate 9 at the rear side and the tension spring 22 is positioned above the fixed column 21, the position of the sliding rod 8 is limited, and the two sides of the arm of the patient are extruded and fixed by the fixing plate 11;
when the sliding rod 8 moves, the output shaft of the motor 17 drives the transmission belt wheel 28 to rotate anticlockwise, the transmission belt wheel 28 drives the main belt wheel 27 to rotate anticlockwise through the wedge-shaped belt 37, the main belt wheel 27 drives the auxiliary belt wheel 25 to rotate anticlockwise through the transmission belt 13, the transmission belt 13 drives the elastic pressing plate 14 to move anticlockwise along the transmission belt, the elastic pressing plate 14 presses the blood path tube into the U-shaped groove 12 along the U-shaped groove 12, when the blood path tube extends out of the front side of the U-shaped groove 12, the motor 17 is turned off, the arm of a patient is fixed at the moment, and the blood path tube is stored into the U-shaped groove 12;
if the limitation of the arm of the patient needs to be removed, the motor 17 is started to enable the motor 17 to rotate reversely, the output shaft of the motor 17 drives the transmission belt wheel 28 to rotate clockwise, the transmission belt wheel 28 drives the main belt wheel 27 to rotate clockwise through the wedge-shaped belt 37, the main belt wheel 27 drives the auxiliary belt wheel 25 to rotate clockwise through the transmission belt 13, the transmission belt 13 drives the elastic pressing plate 14 to move clockwise along the transmission belt 13, when the elastic pressing plate 14 does not shield the U-shaped groove 12, the motor 17 is closed, the blood tube can be taken out of the U-shaped groove 12, at the moment, the two stop blocks 24 are moved relatively, the stop blocks 24 push the connecting column 23 to move downwards, the connecting column 23 drives the inverted T-shaped plate 9 to move downwards, the lower side of the inverted T-shaped plate 9 is inserted into the guide groove 7, when the stop blocks 24 are in contact with the upper end face of the connecting column 23, the motor 17 is started again, the motor 17 rotates reversely, the motor 17 drives the bevel gear 16 to rotate clockwise, the bevel gear 16 drives the transmission gear 6 on the rear side to rotate anticlockwise, the transmission gear 6 on the rear side drives the inverted T-shaped plate 9 to move backwards, the inverted T-shaped plate 9 drives the sliding rods 8 to move backwards, meanwhile, the bevel gear 16 drives the transmission gear 6 on the front side to rotate anticlockwise, the guide groove 7 on the front side pushes the inverted T-shaped plate 9 to move forwards, the inverted T-shaped plate 9 drives the sliding rods 8 to move forwards, in sum, the two sliding rods 8 move back to drive the two fixing plates 11 to move back to back, the limitation of the arm of the patient is relieved, meanwhile, the swinging plate 20 swings to the initial position under the action of the tension spring 22 and pushes the two pushing blocks 10 to move relatively, the two pushing blocks 10 drive the fixing plates 11 to restore to the initial position, and at the moment, the arm of the patient is moved out of the placing groove 5;
if the device needs to be restored to the initial state, the shifting lever 36 is shifted to the right, the shifting lever 36 drives the inserting block 34 to move to the right and extrudes the spring piece 33, so that the inserting block 34 moves out of the slot 31, at the moment, the rotating block 4 is shifted downwards, the bottom surface of the rotating block 4 faces upwards, and the device is restored to the initial state.
Compared with the prior art, the invention has the beneficial effects that: it is rational in infrastructure, high durability and convenient use, set up slide bar and fixed plate, be convenient for fix patient's arm, prevent that the patient from when blood purifies, the arm rocks the treatment that influences the patient, the emergence of medical malpractice has been avoided, be convenient for medical personnel to patient's nursing operation, be equipped with the U-shaped groove simultaneously, drive belt and elastic pressure plate, be convenient for accomodate blood purification blood way pipe, prevent that blood way pipe from receiving the extrusion and stopping up, security when having improved patient blood and purifying, be equipped with the motor, bevel gear, the medical personnel's of being convenient for use, this simple structure, high durability and convenient operation, the conception is novel, and the usability is strong.
Claims (5)
1. A fixing device on a blood purification blood circuit tube bed comprises a bed plate (1) and is characterized in that a rotating groove (2) which is through from top to bottom and has a forward opening is formed in the front side of the bed plate (1), a rotating block (4) is rotatably connected in the rotating groove (2) through a left rotating shaft and a right rotating shaft (3) in the left axial direction and the right axial direction, a placing groove (5) with an upward opening and a right end communicated with the outside is formed in the right side of the rotating block (4), the placing groove (5) is in an isosceles trapezoid shape with a large upper portion and a small lower portion, two transmission gears (6) which are opposite in front and back and distributed in a V shape are rotatably connected on the rotating block (4), a vortex-shaped guide groove (7) is formed in each transmission gear (6), openings of the two guide grooves (7) are opposite in rotating direction, sliding rods (8) are respectively connected on the front end face and the back end face in the placing groove (5) in a sliding manner, inverted T-shaped plates (9) which can be inserted into the guide grooves (7) on the corresponding sides of the two sliding rods (8) are respectively arranged, the inverted T-shaped plate (9) can slide up and down along with the rotation of the transmission gear (6), and opposite sides of the sliding rod (8) are respectively connected with a left-right arc-shaped fixing plate (11) in a sliding way through a pushing block (10);
the rotary block (4) is provided with two U-shaped grooves (12) which are opposite left and right and have upward openings, the rear sides of the two U-shaped grooves (12) are respectively communicated with the placing groove (5), the front sides of the two U-shaped grooves are communicated with the outside, the rotary block (4) is provided with a transmission belt (13) which is positioned on the inner side of the U-shaped groove (12) and can slide up and down along with the sliding rod (8) to rotate, the upper end of the transmission belt (13) penetrates through the rotary block (4) and is provided with a concave elastic pressing plate (14), and a notch of the elastic pressing plate (14) faces downwards and can shield the U-shaped groove (12);
the transmission mechanism is characterized in that a bevel gear (16) which is in an up-down axial direction is rotationally connected in the rotating block (4), the bevel gear (16) is positioned between the two transmission gears (6), the two transmission gears (6) are respectively meshed with the bevel gear (16), a motor (17) which is positioned below the bevel gear (16) is arranged in the rotating block (4), and the output end of the motor (17) is coaxially and fixedly connected with the bevel gear (16);
the rotating block (4) is provided with two limiting grooves (18) which correspond to the guide grooves (7) and have the same shape as the guide grooves (7), the limiting grooves (18) are communicated with the sliding grooves (15) and the guide grooves (7) on the corresponding sides, and the inverted T-shaped plate (9) can be inserted into the limiting grooves (18);
a swing groove (19) is formed in the sliding rod (8), the upper end of the inverted T-shaped plate (9) is inserted into the swing groove (19), an L-shaped swing plate (20) is hinged in the swing groove (19) through a left axial pin shaft and a right axial pin shaft, a fixing column (21) is arranged at the left end of the swing plate (20), the fixing column (21) is connected with the upper end of the inverted T-shaped plate (9) through a tension spring (22), and the push block (10) is inserted into the swing groove (19) and can be in contact with the upper side of the swing plate (20);
the novel bed plate is characterized in that a slot (31) with an opening facing right is formed in the rotating block (4), a pressing groove (32) with a left end communicated with the rotating groove (2) is formed in the bed plate (1), the right end face of the pressing groove (32) is connected with an insert block (34) capable of being inserted into the slot (31) through a spring piece (33), a rectangular groove (35) with an opening facing forward and communicated with the pressing groove (32) is formed in the bed plate (1), and a shift lever (36) extending out of the rectangular groove (35) is arranged at the front end of the insert block (34).
2. The blood purification and blood circulation tube bed fixing device as claimed in claim 1, wherein the rotating block (4) is provided with two sliding grooves (15) corresponding to the inverted T-shaped plates (9), opposite sides of the two sliding grooves (15) are respectively communicated with the placing groove (5), and the inverted T-shaped plates (9) pass through the sliding grooves (15).
3. The blood purification and blood circulation tube bed fixing device as claimed in claim 1, wherein the inverted T-shaped plate (9) is provided with a connecting column (23) at the upper end thereof, the sliding rod (8) penetrates through the upper end of the connecting column (23), and the upper end of the sliding rod (8) is slidably connected with a stopper (24) capable of contacting with the upper end of the connecting column (23).
4. The blood purification blood path tube bed fixing device according to claim 1, wherein the rotating block (4) is rotatably connected with an auxiliary pulley (25) which is axially arranged up and down and located in front of the placing groove (5), the rotating block (4) is rotatably connected with a main pulley (27) through a transmission shaft (26) which is axially arranged up and down, the main pulley (27) is located on the left side of the placing groove (5) and located on the inner side of the U-shaped groove (12), the main pulley (27) is connected with the auxiliary pulley (25) through a transmission belt (13), a transmission pulley (28) is coaxially fixed on an output shaft of the motor (17), a connecting pulley (29) is coaxially arranged at the lower end of the transmission shaft (26), and the connecting pulley (29) is connected with the transmission pulley (28) through a wedge-shaped belt (37).
5. The blood purification blood path tube bed fixing device as claimed in claim 1, wherein the rotating block (4) is rotatably connected with two steering columns (30) in the vertical axial direction, and the transmission belt (13) passes through between the two steering columns (30).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021100369798 | 2021-01-12 | ||
| CN202110036979 | 2021-01-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112618217A CN112618217A (en) | 2021-04-09 |
| CN112618217B true CN112618217B (en) | 2022-03-15 |
Family
ID=75295277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110140249.2A Active CN112618217B (en) | 2021-01-12 | 2021-02-02 | Blood purification blood way tube bed fixing device |
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