CN114984384B

CN114984384B - Hand auxiliary device capable of massaging hands for oncology and hematology transfusion

Info

Publication number: CN114984384B
Application number: CN202210585015.3A
Authority: CN
Inventors: 段凤娜
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2023-10-20
Anticipated expiration: 2042-05-27
Also published as: CN114984384A

Abstract

The invention relates to a hand auxiliary device, in particular to a hand auxiliary device for tumor blood transfusion, which can massage hands. The massage device comprises a massage device and a heat exchange device arranged above the massage device, wherein the massage device comprises a support shell, a top moving part and a driving part, an opening is formed in the top of the support shell, the palm of a patient can be subjected to massage in the auxiliary device for the tumor blood transfusion hand, the palm of the patient is subjected to top moving massage through the reciprocating motion of a piston, meanwhile, heat generated by friction between the piston and a piston chamber is conveyed into a fixed shell by the pushing force generated by the upward movement of the piston, the fixed shell heats a clamping groove side wall transfusion tube, so that the comfort level of the hand of the patient is improved in a mode of massaging and heating the transfusion tube, the problem that the hand is relatively cold when the weather is relatively cold is solved, and some medicines are stimulated to the hand to cause slight pain when the patient is transfused is solved.

Description

Hand auxiliary device capable of massaging hands for oncology and hematology transfusion

Technical Field

The invention relates to a hand auxiliary device, in particular to a hand auxiliary device for tumor blood transfusion, which can massage hands.

Background

Infusion, or large volume injection, refers to a large dose of injection infused into the body by intravenous drip, and the administration amount is more than 100ml at one time. It is a branch of injection, usually packaged in glass or plastic infusion bottles or bags, without bacteriostats. When in use, the infusion device is used for adjusting the dropping speed, and continuously and stably inputting the medicine into the body. Infusion is typically performed on the hands.

Because the hands are exposed to the outside during transfusion, the transfusion time is long, the hands do not move for a long time, the blood flow of the parts is slow, the hands are cold when the weather is cold, and some medicines stimulate the hands during transfusion, so that the hands are slightly painful.

Disclosure of Invention

The invention aims to provide a hand auxiliary device for oncology and hematology transfusion, which can massage hands, so as to solve the problems in the prior art.

In order to achieve the above-mentioned purpose, provide a can carry out tumour blood branch of academic or vocational study infusion with hand auxiliary device of massage to hand, including massage device and the heat transfer device of setting in massage device top, massage device includes supporting shell, top moves piece and driving piece, the top of supporting shell is equipped with the opening, the ventilation hole has been seted up to one side of supporting shell, top moves the piece and includes a plurality of crankshafts, the bent axle rotates the inner wall that sets up at the supporting shell, be provided with the connecting rod in the bent axle, the top of connecting rod is provided with the piston, the driving piece is used for driving the bent axle and rotates, heat transfer device includes at least:

the flow guide mechanism comprises a top plate, the top plate is arranged at an opening at the top of the supporting shell, a plurality of piston chambers are arranged at the top of the top plate in a penetrating way, the pistons are longitudinally arranged in the piston chambers in a sliding way, a flow guide cavity is arranged at the periphery of the piston chambers in the top plate, one end of the flow guide cavity is communicated with the vent hole, a one-way exhaust valve is arranged on the inner wall of the piston chamber, and the other end of the one-way exhaust valve is communicated with the flow guide cavity;

the heat exchange mechanism comprises a fixing shell, the fixing shell is arranged on the side wall of the supporting shell, close to the vent hole, an air inlet and an air outlet are formed in the side wall of the fixing shell, the air inlet is communicated with the vent hole, a clamping groove is formed in the side wall of the fixing shell, far away from the supporting shell, and used for limiting the infusion tube.

As a further improvement of the technical scheme, the driving piece comprises a driving motor arranged in the supporting shell, a driving gear is arranged at the output end of the driving motor, a driven gear is arranged on the outer wall of the crankshaft and meshed with the driving gear, and the diameter of the driven gear is larger than that of the driving gear.

As a further improvement of the technical scheme, the supporting shell is arranged at the end far away from the top moving piece in a downward inclined mode, and the top plate is arranged at the end far away from the top moving piece in a downward inclined mode.

As a further improvement of the technical scheme, the clamping grooves are continuously bent and arranged to form a serpentine structure.

As a further improvement of the technical scheme, the bottom of the top plate is fixedly provided with the baffle, the bottom of the baffle is fixedly connected with the inner wall of the top of the supporting shell, so that a flow cavity is formed between the baffle and the bending end of the top plate, a plurality of perforations are formed in the top of the bending end of the top plate, the perforations are communicated with the flow cavity, a connecting pipe is communicated in the air outlet, and the other end of the connecting pipe is communicated with the flow cavity.

As a further improvement of the technical scheme, the top of the top plate is provided with connecting cloth, the connecting cloth is positioned on the periphery of the piston chamber, and the connecting cloth is of a ventilation structure.

As a further improvement of the technical scheme, a baffle is arranged in the fixed shell, a reaction cavity is formed between the baffle and the inner wall of the bottom of the fixed shell, the air outlet is positioned at the reaction cavity, a push rod is longitudinally arranged in the reaction cavity in a sliding manner, the top end of the push rod penetrates through the bottoms of the baffle and the clamping groove, a connecting rod is arranged on one side of the bottom end of the push rod, a deformation rod is arranged in the reaction cavity on the inner side of the fixed shell, and the deformation rod is used for driving the push rod to longitudinally slide through temperature change deformation.

As the further improvement of this technical scheme, the fixed shell lateral wall runs through there is the screw thread post, screw thread post and threaded connection thereof, the screw thread post is located the one end rotation that the reaction chamber is provided with the connecting block, the one end of connecting rod is provided with the curb plate, the top downward sloping setting of connecting block, the inclined plane of connecting block is close to the curb plate lateral wall.

As a further improvement of the technical scheme, the mounting plate is arranged below the crankshaft, two unidirectional upper bending of the mounting plate is realized, two ends of the crankshaft are rotationally arranged on two sides of the mounting plate, the driving motor is fixed on the side wall of the mounting plate, the side wall of the supporting shell is longitudinally provided with the sliding groove, the mounting plate is slidably arranged in the supporting shell through the sliding groove, the inner wall of the bottom of the supporting shell is provided with the movable cavity, the movable cavity is communicated with the reaction cavity, the movable cavity is internally provided with the mounting shaft, the outer wall of the mounting shaft is rotationally provided with the pressing plate, and one end of the pressing plate is positioned on the outer wall of the bottom end of the deformation rod.

As a further improvement of the technical proposal, the mounting shaft is close to the middle part below the mounting plate.

Compared with the prior art, the invention has the beneficial effects that:

1. in this can carry out tumour blood branch of academic or vocational study infusion hand auxiliary device of massage to hand, carry out the top through piston reciprocating motion and move the massage to infusion personnel's palm, the heat that friction produced between piston and the piston room simultaneously, the thrust that is produced by the piston upward movement is carried to in the fixed shell, make the fixed shell heat draw-in groove lateral wall transfer line, so that for improving infusion personnel's hand's comfort level through the mode of massage and heating transfer line, when the weather is colder, can lead to the hand than cold, and some people can produce the stimulation to the hand when infusing, lead to the hand can produce slight painful problem.

2. In the hand auxiliary device for the oncology blood transfusion capable of massaging the hands, the two ends of the deformation rod start to turn over and drive the ejector rod to move upwards through the connecting rod, the ejector rod moves upwards to push the transfusion tube in the clamping groove, the transfusion tube is extruded, and the cavity in the transfusion tube is closed, so that the phenomenon of blood return is prevented.

3. In this can carry out tumour blood branch of academic or vocational study infusion with hand auxiliary device of massage to hand, the bottom upset of deforming rod carries out the push down to the one end of clamp plate, makes the other end of clamp plate jack-up with the mounting panel, and the mounting panel just drives the top and moves the piece and move, and the biggest upward stroke that moves of piston can be higher at the roof top arch this moment, and the dynamics of applying to the hand grow to remind infusion personnel's attention after the infusion is accomplished.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of a support shell structure according to the present invention;

FIG. 3 is a schematic view of the structure of the top moving member of the present invention;

FIG. 4 is a schematic view of a heat exchange device according to the present invention;

FIG. 5 is a schematic diagram of the flow direction of the gas inside the flow guiding chamber according to the present invention;

FIG. 6 is a schematic cross-sectional view of a stationary housing according to the present invention;

FIG. 7 is a schematic cross-sectional view of a cross-sectional structure of a flow chamber according to the present invention;

FIG. 8 is a schematic cross-sectional view of a cross-sectional structure of a stationary housing according to the present invention;

FIG. 9 is a schematic view of the flow of gas inside the stationary housing of the present invention;

FIG. 10 is a schematic view of a threaded post according to the present invention;

FIG. 11 is a schematic view of a platen structure according to the present invention.

The meaning of each reference sign in the figure is:

100. a massage device;

110. a support case; 111. a vent hole;

120. a top moving member; 121. a crankshaft; 122. a connecting rod; 123. a piston; 124. a mounting plate; 125. a chute;

130. a driving member; 131. a driving motor; 132. a drive gear; 133. a driven gear;

200. a heat exchange device;

210. a diversion mechanism; 211. a top plate; 212. a piston chamber; 213. a diversion cavity; 214. a one-way exhaust valve;

220. a heat exchange mechanism; 221. a fixed case; 222. an air inlet; 223. an air outlet; 224. a clamping groove;

230. a baffle; 231. a flow chamber; 232. perforating; 233. a connecting pipe;

240. connecting cloth;

250. a partition plate; 251. a reaction chamber; 252. a push rod; 253. a connecting rod; 254. a deformation rod; 255. a threaded column; 256. a connecting block; 257. a side plate;

260. a movable cavity; 261. a mounting shaft; 262. and (5) pressing plates.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Example 1

Referring to fig. 1-7, a hand auxiliary device for infusion of oncology and hematology capable of massaging hands is provided, which comprises a massage device 100 and a heat exchange device 200 arranged above the massage device 100, wherein the massage device 100 comprises a support shell 110, a top moving part 120 and a driving part 130, the top of the support shell 110 is provided with an opening, one side of the support shell 110 is provided with a vent 111, the top moving part 120 comprises a plurality of crankshafts 121, the crankshafts 121 are rotatably arranged on the inner wall of the support shell 110, a connecting rod 122 is arranged in the crankshafts 121, the top of the connecting rod 122 is provided with a piston 123, the driving part 130 is used for driving the crankshafts 121 to rotate, and the heat exchange device 200 at least comprises:

the flow guiding mechanism 210, the flow guiding mechanism 210 comprises a top plate 211, the top plate 211 is arranged at the opening of the top of the supporting shell 110, a plurality of piston chambers 212 are arranged at the top of the top plate 211 in a penetrating way, the pistons 123 are longitudinally and slidably arranged in the piston chambers 212, a flow guiding cavity 213 is arranged at the periphery of the piston chambers 212 in the top plate 211, one end of the flow guiding cavity 213 is communicated with the ventilation hole 111, a one-way exhaust valve 214 is arranged on the inner wall of the piston chambers 212, and the other end of the one-way exhaust valve 214 is communicated with the flow guiding cavity 213;

the heat exchange mechanism 220, the heat exchange mechanism 220 includes fixed shell 221, fixed shell 221 sets up the lateral wall that is close to ventilation hole 111 at support shell 110, air intake 222 and air exit 223 have been seted up to fixed shell 221 lateral wall, air intake 222 and ventilation hole 111 intercommunication, the draw-in groove 224 has been seted up to the lateral wall that support shell 110 was kept away from to fixed shell 221, draw-in groove 224 is used for spacing the transfer line, carry out the top to the palm of transfusion personnel through piston 123 reciprocating motion and move the massage, simultaneously the heat that friction produced between piston 123 and the piston chamber 212, the thrust that is produced by piston 123 upward movement is carried to in the fixed shell 221, make fixed shell 221 heat draw-in groove 224 lateral wall transfer line, so that for improving the comfort level of transfusion personnel's hand through the mode of massage and heating transfer line.

When the massage device 100 and the heat exchange device 200 of this embodiment are specifically used, hands are placed at the top of the top plate 211, then the infusion tube is clamped in the clamping groove 224, the driving piece 130 works to drive the crankshaft 121 to rotate, the crankshaft 121 rotates to drive the piston 123 to reciprocate through the connecting rod 122, when the piston 123 reaches the maximum upward movement stroke, the piston 123 is raised at the top of the top plate 211, at this time, the hands of the infusion person carry out pushing massage on the hands of the infusion person, so that the blood flow of the hands is accelerated, at the same time, the hands of the infusion person cover the top plate 211, part of the gas generated in the upward movement process of the piston 123 enters the flow guide cavity 213 through the one-way exhaust valve 214, and as the flow guide cavity 213 is positioned on the outer wall of the piston chamber 212, the heat generated by friction between the outer wall of the piston chamber 212 and the piston 123 is in the flow guide cavity 213, at this time, the gas is heated by contact with the heat, the hot gas enters the inside the fixed shell 221 through the ventilation hole 111 and the air inlet 222, so that the inside the fixed shell 221 is heated up, is contacted with the infusion tube in the clamping groove 224, at this time, the hands of the infusion person carry out pushing massage on the hands, so that the blood flow of the hands of the infusion person is accelerated, and at the same time, the hands of the infusion person can not move through the flow guide cavity 213, and the heat is sucked into the air chamber 212 through the air chamber 212 under the condition, which is formed by the natural condition, and can not be sucked into the air chamber 212 through the air chamber.

In addition, considering that the small driving device cannot drive the crankshaft 121 easily due to the fact that the size of the device needs to be reduced when the device is used on a child, the driving device 130 is specifically disclosed on the basis that the driving device 130 comprises a driving motor 131 arranged in the supporting shell 110, a driving gear 132 is arranged at the output end of the driving motor 131, a driven gear 133 is arranged on the outer wall of the crankshaft 121, the driven gear 133 is meshed with the driving gear 132, the diameter of the driven gear 133 is larger than that of the driving gear 132, the driving gear 132 is driven by an output shaft of the driving motor 131 to rotate for one circle, the driven gear 133 rotates along with a corresponding distance, and the torque of the output shaft of the driving motor 131 can be increased by the small driving gear 132 so that the crankshaft 121 can be driven by the small driving motor 131.

Further, in order to improve the comfort of hand placement, the support shell 110 is disposed at a downward inclination away from the end of the top moving member 120, and the top plate 211 is disposed at a downward inclination away from the end of the top moving member 120, and the downward inclination of the support shell 110 and the top plate 211 allows the hand to bend, so as to conform to the ergonomics of hand holding, and further improve the comfort of hand placement.

Still further, in order to improve the heat exchange efficiency of the infusion tube, the clamping groove 224 is continuously bent to form a serpentine structure, and the continuous bending can improve the contact area between the infusion tube and the side wall of the top plate 211, so that the heat exchange time is increased, and the heat exchange efficiency of the infusion tube is further improved.

Specifically, in order to facilitate secondary utilization of the exhaust gas, the bottom of the top plate 211 is fixedly provided with a baffle 230, the bottom end of the baffle 230 is fixedly connected with the top inner wall of the supporting shell 110, so that a flow cavity 231 is formed between the baffle 230 and the bending end of the top plate 211, a plurality of perforations 232 are formed at the top of the bending end of the top plate 211, the perforations 232 are communicated with the flow cavity 231, a connecting pipe 233 is connected in the air outlet 223, the other end of the connecting pipe 233 is communicated with the flow cavity 231, and considering that the exhaust gas in the air outlet 223 still has a certain heat quantity, the exhaust gas in the air outlet 223 enters the flow cavity 231 through the connecting pipe 233 and is exhausted to the finger of the infusion person through the perforations 232, so that heat supply to the finger of the infusion person is realized.

In addition, in order to realize the protection to the piston chamber 212, the top of roof 211 is provided with connecting cloth 240, connecting cloth 240 is located the periphery of piston chamber 212, connecting cloth 240 is ventilative structure, consider some objects to enter into in the piston chamber 212, can produce the scratch to its inner wall, this is done to external object through connecting cloth 240 that sets up, ventilative structure still does not influence external gas and enters into in the piston chamber 212 simultaneously, and connecting cloth 240 preferably adopts pure cotton material, make it can also possess certain cushioning properties, that is to say, can also reduce the impact dynamics of piston 123 to the hand.

Example 2

In order to automatically close the infusion tube after the infusion is completed, the following optimization is performed on the basis of the embodiment 1:

referring to fig. 8-9, a partition plate 250 is disposed in a fixed housing 221, a reaction cavity 251 is formed between the partition plate 250 and an inner wall at the bottom of the fixed housing 221, an exhaust port 223 is disposed at the reaction cavity 251, a push rod 252 is longitudinally slidably disposed in the reaction cavity 251, a top end of the push rod 252 penetrates through the partition plate 250 and the bottom of a clamping groove 224, a connecting rod 253 is disposed at one side of a bottom end of the push rod 252, a deformation rod 254 is disposed in the reaction cavity 251 inside the fixed housing 221, the deformation rod 254 is used for driving the push rod 252 to longitudinally slide through temperature change deformation, the deformation rod 254 is preferably made of a memory alloy material, a high temperature phase shape of the deformation rod 254 is in a vertical structure, a low temperature phase shape is in a U-shaped structure, the connecting rod 253 is disposed at a top end of the deformation rod 254, a middle portion of the deformation rod 254 is fixed on an inner wall of a top plate 211, when gas for completing heat exchange of a transfusion tube 251 enters the reaction cavity, the deformation rod 254 maintains a low temperature phase shape due to low temperature after the transfusion tube is completed, after the transfusion of liquid in the transfusion tube is completely transferred, the transfusion tube is reduced, the high temperature of the gas entering the reaction cavity 254 is driven by the high temperature change rod 252, and the deformation rod 252 is prevented from being pushed back to the deformation rod 252 by the high temperature change, and the deformation rod is turned over by the high temperature rod 254, and the deformation rod 252 is closed, and the transfusion tube is turned over by the high temperature side, and the deformation rod 252 is prevented.

Example 3

In order to realize the control of the infusion amount, the present embodiment is optimized as follows on the basis of embodiment 2:

referring to fig. 10, the side wall of the fixing case 221 is penetrated with a threaded column 255, the threaded column 255 is in threaded connection with the threaded column, a connecting block 256 is rotatably disposed at one end of the threaded column 255 in the reaction chamber 251, a side plate 257 is disposed at one end of the connecting rod 253, the top of the connecting block 256 is inclined downward, the inclined surface of the connecting block 256 is close to the side wall of the side plate 257, the threaded column 255 is rotated, the threaded column 255 moves by a spiral force, so that the connecting block 256 pushes the side plate 257 to move upward through the inclined surface, and the side plate 257 drives the ejector rod 252 to move upward through the connecting rod 253, so that the chamber in the infusion tube is slightly extruded, thereby realizing the control of the infusion quantity.

Example 4

In order to alert the infusion person after the completion of the infusion, this embodiment is optimized on the basis of example 2 as follows:

referring to fig. 2, 3 and 11, wherein a mounting plate 124 is disposed below a crankshaft 121, two ends of the mounting plate 124 are bent upward in two directions, two ends of the crankshaft 121 are rotatably disposed at two sides of the mounting plate 124, a driving motor 131 is fixed on a side wall of the mounting plate 124, a sliding chute 125 is longitudinally disposed on a side wall of a supporting shell 110, the mounting plate 124 is slidably disposed in the supporting shell 110 through the sliding chute 125, a movable cavity 260 is disposed on an inner wall of a bottom of the supporting shell 110, the movable cavity 260 is communicated with a reaction cavity 251, a mounting shaft 261 is disposed in the movable cavity 260, a pressing plate 262 is rotatably disposed on an outer wall of the mounting shaft 261, one end of the pressing plate 262 is disposed on an outer wall of a bottom end of the deforming rod 254, and in consideration of long infusion time, a person may play a mobile phone/sleep or the like during the period, so that the infusion is not timely found, after the deforming rod 254 is deformed at high temperature, a bottom end of the deforming rod 254 is turned over and one end of the pressing plate 262 is pressed down, and at the other end of the pressing plate 262 is rotated upward through the mounting shaft 261, the other end of the pressing plate 262 lifts the mounting plate 124, the pressing the top plate 120 is conveniently moves upward, the piston 123, and the largest upward, and the force of the person is more attention is paid to the person on the top of the top plate 211.

In addition, in order to enable the deformation rod 254 to easily drive the pressing plate 262 to rotate, the installation shaft 261 is close to the middle portion below the installation plate 124, and the lever principle is formed at this time, the installation shaft 261 is close to the other end of the pressing plate 262, so that one end of the pressing plate 262 located in the reaction chamber 251 can be easily turned down.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can carry out hand auxiliary device for oncology blood branch of academic or vocational study infusion of massage to hand which characterized in that: including massage device (100) and heat transfer device (200) of setting in massage device (100) top, massage device (100) are including supporting shell (110), top move piece (120) and driving piece (130), the top of supporting shell (110) is equipped with the opening, ventilation hole (111) have been seted up to one side of supporting shell (110), top move piece (120) include a plurality of crankshafts (121), the inner wall at supporting shell (110) is rotated to crankshaft (121), be provided with connecting rod (122) in crankshaft (121), the top of connecting rod (122) is provided with piston (123), driving piece (130) are used for driving crankshaft (121) rotation, heat transfer device (200) include at least:

the flow guide mechanism (210), flow guide mechanism (210) comprises a top plate (211), the top plate (211) is arranged at the opening of the top of the supporting shell (110), a plurality of piston chambers (212) are arranged at the top of the top plate (211) in a penetrating way, the piston (123) is longitudinally arranged in the piston chambers (212) in a sliding way, a flow guide cavity (213) is arranged at the periphery of the piston chambers (212) in the top plate (211), one end of the flow guide cavity (213) is communicated with the ventilation hole (111), a one-way exhaust valve (214) is arranged on the inner wall of the piston chambers (212), and the other end of the one-way exhaust valve (214) is communicated with the flow guide cavity (213);

the heat exchange mechanism (220), the heat exchange mechanism (220) comprises a fixed shell (221), the fixed shell (221) is arranged on the side wall of the supporting shell (110) close to the ventilation hole (111), an air inlet (222) and an air outlet (223) are formed in the side wall of the fixed shell (221), the air inlet (222) is communicated with the ventilation hole (111), a clamping groove (224) is formed in the side wall, far away from the supporting shell (110), of the fixed shell (221), and the clamping groove (224) is used for limiting a transfusion tube;

the driving piece (130) comprises a driving motor (131) arranged in the supporting shell (110), a driving gear (132) is arranged at the output end of the driving motor (131), a driven gear (133) is arranged on the outer wall of the crankshaft (121), the driven gear (133) is meshed with the driving gear (132), and the diameter of the driven gear (133) is larger than that of the driving gear (132);

a baffle plate (250) is arranged in the fixed shell (221), a reaction cavity (251) is formed between the baffle plate (250) and the inner wall of the bottom of the fixed shell (221), the air outlet (223) is positioned at the reaction cavity (251), a push rod (252) is longitudinally arranged in the reaction cavity (251) in a sliding manner, the top end of the push rod (252) penetrates through the baffle plate (250) and the bottom of the clamping groove (224), a connecting rod (253) is arranged at one side of the bottom end of the push rod (252), a deformation rod (254) is arranged in the reaction cavity (251) at the inner side of the fixed shell (221), and the deformation rod (254) is used for driving the push rod (252) to longitudinally slide through temperature change deformation;

the side wall of the fixed shell (221) is penetrated with a threaded column (255), the threaded column (255) is in threaded connection with the threaded column, one end of the threaded column (255) positioned in the reaction cavity (251) is rotatably provided with a connecting block (256), one end of the connecting rod (253) is provided with a side plate (257), the top of the connecting block (256) is obliquely arranged downwards, and the inclined surface of the connecting block (256) is close to the side wall of the side plate (257);

the utility model discloses a crank shaft (121), including bent axle (121), mounting panel (124), bent axle (121), mounting panel (110), connecting rod (254) and connecting rod (254), bent axle (124) are provided with below, the both ends of mounting panel (124) upwards buckle, the both ends of bent axle (121) rotate and set up in the both sides of mounting panel (124), driving motor (131) are fixed in the lateral wall of mounting panel (124), spout (125) have vertically been seted up to the lateral wall of supporting shell (110), mounting panel (124) are provided in supporting shell (110) through spout (125) slip, movable chamber (260) have been seted up to the bottom inner wall of supporting shell (110), movable chamber (260) and reaction chamber (251) intercommunication, be provided with installation axle (261) in movable chamber (260), installation axle (261) outer wall rotation is provided with clamp plate (262), clamp plate (262) one end is located the bottom outer wall of deforming rod (254).

2. The oncology blood transfusion hand assisting device capable of massaging hands according to claim 1, wherein: the support shell (110) is arranged in a downward inclined mode at one end away from the top moving piece (120), and the top plate (211) is arranged in a downward inclined mode at one end away from the top moving piece (120).

3. The oncology blood transfusion hand assisting device capable of massaging hands according to claim 1, wherein: the clamping grooves (224) are continuously bent and arranged, and a serpentine structure is formed.

4. The oncology blood transfusion hand assisting device capable of massaging hands according to claim 2, wherein: the bottom of roof (211) is fixed and is provided with baffle (230), the bottom of baffle (230) and the top inner wall fixed connection of supporting shell (110) to make between the bending end of baffle (230) and roof (211) flow chamber (231), a plurality of perforation (232) have been seted up at the top of roof (211) bending end, perforation (232) and flow chamber (231) intercommunication, the intercommunication has connecting pipe (233) in air exit (223), the other end and the flow chamber (231) of connecting pipe (233) communicate.

5. The oncology blood transfusion hand assisting device capable of massaging hands according to claim 1, wherein: the top of roof (211) is provided with connecting cloth (240), connecting cloth (240) are located the periphery of piston room (212), connecting cloth (240) are ventilative structure.

6. The oncology blood transfusion hand assisting device capable of massaging hands according to claim 1, wherein: the mounting shaft (261) is close to the middle part below the mounting plate (124).