CN111281677A - Full-automatic transfer flatcar and preparation method of protective layer - Google Patents

Abstract

The invention discloses a full-automatic transfer flat car and a preparation method of a protective layer. The invention has strong practicability, can automatically operate, can operate the transfer flat car by only one person, effectively saves manpower, can avoid the need of stooping to control the direction in the process of pushing the flat car, is simpler and easier for families of patients suffering from lumbar disc herniation, can avoid the discomfort phenomenon of the bodies of the patients suffering from the lumbar disc herniation during pushing the flat car, has good shock absorption performance, can stably move forwards at a constant speed, can effectively reduce the bumping amplitude particularly when passing through the corridor connection part of a hospital, can avoid the discomfort condition of the patients, adopts an electric adjustment mode for the handrails, has more convenient operation and adjustment, is prepared with a protective layer, has better anti-skidding and antibacterial performances, is not easy to nourish bacteria, and is clean and sanitary.

Description

Full-automatic transfer flatcar and preparation method of protective layer

Technical Field

The invention relates to the technical field of medical instruments, in particular to a full-automatic transfer flatcar and a preparation method of a protective layer.

Background

At present, four-wheel flat trolleys are required for outgoing examination or transportation of patients, at least two person trolleys are required, and manpower is consumed seriously, so that the existing four-wheel flat trolleys are poor in practicability; secondly, in the process of pushing the cart, the direction needs to be controlled by bending down, the cart is difficult for family members of patients suffering from lumbar disc herniation, and the patients suffering from lumbar disc herniation are easy to feel extremely uncomfortable when pushing the cart; in addition, due to the fact that the four-wheel flat cart is a human cart, the four-wheel flat cart cannot stably move forwards at a constant speed, and discomfort of a patient is easily caused; in addition, the existing four-wheel flat cart has poor shock absorption performance, and particularly when the four-wheel flat cart passes through a corridor joint of a hospital, the bumping amplitude is large, so that discomfort of a patient can be caused; meanwhile, the handrails on the two sides of the upper part of the existing four-wheel flat cart are manually adjusted, so that the operation is inconvenient; the prior four-wheel flat trolley lacks a protective layer, so that the upper part of the four-wheel flat trolley is relatively smooth, a patient is easy to accidentally slide off the upper part of the four-wheel flat trolley, and the upper part of the four-wheel flat trolley is easy to nourish bacteria and has poor sanitary condition.

Therefore, a full-automatic transfer flat car is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a full-automatic transfer flat car which has stronger practicability, can be operated automatically, only needs one person to operate the transfer flat car, effectively saves manpower, can avoid the need of stooping to control the direction in the process of pushing the car, is simpler and easier for families of patients suffering from lumbar disc herniation, can avoid the uncomfortable phenomenon of the bodies of the patients suffering from the lumbar disc herniation during pushing the car, has good shock absorption performance, can stably move forwards at a constant speed, can effectively reduce the bumping amplitude especially when passing through a corridor connection part of a hospital, can avoid the uncomfortable condition of the patients, adopts an electric adjustment mode for handrails, is more convenient to operate and adjust, can effectively increase the anti-skid and antibacterial performance of the prepared protective layer, and can prevent the accidental phenomenon that the patients slide down from the upper part of the protective layer, and the upper part of the utility model is not easy to nourish bacteria, and is clean and sanitary, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a full-automatic transfer flatcar comprises a transfer flatcar body, wherein the transfer flatcar body comprises a frame, a support plate and four groups of travelling mechanisms, the frame is of a square shell structure, four semicircular assembling grooves are symmetrically formed in the bottom of the frame in alignment with the edges of two sides of the frame, four fixed cylinders matched with the semicircular assembling grooves are fixedly installed inside the frame, the four fixed cylinders are respectively arranged corresponding to the four semicircular assembling grooves, a guide through groove is formed between each corresponding fixed cylinder and the corresponding semicircular assembling groove, the support plate is fixedly installed on the upper portion of the frame through bolts, the four groups of travelling mechanisms are respectively and fixedly installed on two sides of the frame, and the four groups of travelling mechanisms are symmetrically arranged;

each group of travelling mechanisms comprises a round cover, a cylindrical shell, a circular guide block, a spring, a connecting rod, a guide plate, a motor and wheels, wherein the round cover is fixedly arranged on the inner wall of the fixed cylinder, the upper end of the cylindrical shell is an open end, the bottom end of the cylindrical shell is a closed end, the cylindrical shell is arranged in the fixed cylinder, the upper end of the cylindrical shell is fixedly connected with the bottom of the round cover, a guide hole is formed in the central position of the end wall of the bottom end of the cylindrical shell, the circular guide block is movably arranged in the cylindrical shell, the spring is movably arranged in the cylindrical shell, the two ends of the spring are respectively abutted against the round cover and the circular guide block, the connecting rod is vertically and movably arranged in the guide hole, the upper end of connecting rod with the bottom fixed connection of circular guide block, the deflector is vertical and install movably the inside that the groove was led to, just the upper end of deflector with the bottom fixed connection of connecting rod, the bottom of deflector stretches into the inside in semi-circular assembly groove, the motor level set up in the inside in semi-circular assembly groove, just the axis of rotation of motor passes through nut fixed mounting in the bottom of deflector, the fixed suit of wheel is in the fuselage outside of motor.

Through adopting above-mentioned technical scheme, usable motor drive wheel rotates, and then the flatcar of should transporting of drive moves ahead, utilize the motor to replace manpower to promote this flatcar of transporting to move ahead, can make this transport flatcar can stabilize the antedisplacement at the uniform velocity, can avoid patient to appear uncomfortable condition, in addition, at cylindrical shell, circular guide block, a spring, under the synergism of connecting rod and deflector, make this transport flatcar possess better shock attenuation performance, especially when passing through hospital corridor junction, can effectively reduce the range of jolting, effectively avoid patient to appear uncomfortably.

Furthermore, the groove wall of the guide through groove is provided with holding grooves, the guide plate is provided with mounting holes matched with the motor rotating shaft, the motor rotating shaft is further provided with external threads matched with the internal threads of the nut, and the motor rotating shaft is further fixedly sleeved with a circular baffle matched with the nut.

Through adopting above-mentioned technical scheme, the holding tank is used for holding the spanner of operating nut, gives equipment running gear headspace, makes things convenient for the equipment of this transportation flatcar, the seting up of mounting hole and circular baffle's setting for the axis of rotation of motor can be stable install on the deflector, thereby increases the structural stability of this transportation flatcar.

Furthermore, the inside corner of frame is close to its upper portion and is fixed with four installation ears, four the installation ear symmetry sets up, and four the inside of installation ear all seted up with bolt assorted screw hole.

Through adopting above-mentioned technical scheme, the setting of four installation ears and seting up of screw hole make the backup pad be convenient for through bolt fixed mounting on the upper portion of frame.

Furthermore, the side of circular guide block with the inner wall of cylindrical casing laminates the setting mutually, the side of deflector with the inner wall that the direction led to the groove laminates the setting mutually.

Through adopting above-mentioned technical scheme, the side of circular guide block and the inner wall of cylindrical casing laminate the setting mutually, can prevent that circular guide block from rocking at the inside level of cylindrical casing, and with the side of deflector and the inner wall of the logical groove of direction laminating setting mutually, can prevent that the deflector from rocking at the inside level of the logical groove of direction to effectively strengthen running gear's stability.

Further, still include electric handle, electric handle includes two handrail bodies, two slide bars and two electric putter, two handrail body laminating and movably setting up on the both sides face of frame, two handrail body symmetry sets up, two the slide bar slides respectively and sets up in two pairs of spouts, every the both ends of slide bar are equallyd divide do not with two the side fixed connection that handrail body is relative, two pairs the spout symmetry is seted up on the both sides wall of frame, two electric putter is equal vertical and fixedly install the inner diapire upper portion of frame, two electric putter's flexible end respectively with two the middle part fixed connection of slide bar.

Through adopting above-mentioned technical scheme, utilize two electric putter drives two handrail bodies up-and-down motion to the realization carries out the electrical control to two handrail bodies, and then makes two handrail body operation regulation more convenient.

Further, still fixed mounting has the battery installation cell body on the inner diapire upper portion of frame, the inside fixed mounting of battery installation cell body has first battery, still be equipped with first switch and the first interface that charges on the terminal surface of frame, first battery pass through the wire respectively with the motor with electric putter series connection, first switch concatenates on the anodal wire of first battery, first charge the interface pass through the wire with first battery series connection.

Through adopting above-mentioned technical scheme, first battery is used for supplying power for motor and electric putter to guarantee that this transportation flatcar can normally work, first switch cluster is used for controlling motor and electric putter and switches on and off, and first interface that charges is used for charging for first battery.

The remote controller comprises a shell, a bottom cover, an operating handle, a second charging interface, a lifting switch, a second power switch, a second storage battery, a wireless transmitter and a controller, wherein the bottom of the shell is of an open structure, the bottom cover is fixedly arranged at the bottom of the shell, the operating handle is hinged to the upper portion of the shell in a spherical manner, the second charging interface, the lifting switch and the second power switch are all arranged on one side face of the shell, the second storage battery, the wireless transmitter and the controller are all fixedly arranged in the shell, a signal input end of the controller is electrically connected with a signal output end of the operating handle through a wire, the controller is electrically connected with the wireless transmitter through a wire, the second storage battery is respectively connected with the wireless transmitter and the controller in series through wires, the lifting switch is electrically connected with the controller through a wire, and the second charging interface is connected with the second storage battery in series through a wire.

Through adopting above-mentioned technical scheme, can utilize remote controller control motor and electric putter work, only need like this alone should transport the flatcar with regard to operatable, effectively practice thrift the manpower to make this transportation flatcar practicality stronger, and at the in-process of shallow, can avoid need bow to go to control the direction, it becomes simple and easy more to the shallow to the patient family members who has lumbar disc herniation, can avoid simultaneously having the uncomfortable phenomenon that the patient's health that lumbar disc herniation appears when the shallow.

Further, the inside of frame still fixed mounting have wireless receiver, wireless receiver pass through wireless radio frequency signal with wireless transmitter signal connection, just wireless receiver pass through the wire respectively with the motor with electric putter electric connection, wireless receiver still pass through the wire with first battery series connection.

By adopting the technical scheme, the wireless receiver is used for receiving the instruction signal sent by the remote controller and then transmitting the received instruction signal to the motor and the electric push rod, so that the remote controller is utilized to control the transfer platform wagon to realize automatic operation.

Further, the upper portion of backup pad aligns its both ends fixed mounting and has two railings, two the railing symmetry sets up, and two the edge of railing is the radius angle structure.

Through adopting above-mentioned technical scheme, two railings play the guard action, can prevent that patient from falling and the emergence accident from this transportation flatcar, all set up the edge of two railings into the radius angle structure, can prevent that the edge of two railings from putting patient wounded to it is better to make this transportation flatcar security performance.

Furthermore, a placing box is fixedly arranged on one side face of one of the railings, which faces away from the supporting plate.

Through adopting above-mentioned technical scheme, the box of placing that sets up is used for holding the remote controller, can avoid the remote controller to have the department to lay.

Further, the upper surface of the supporting plate is also provided with a protective layer, and the protective layer is prepared by the following method:

weighing the following raw materials in parts by weight: 18-26 parts of epoxy resin, 8-12 parts of calcium carbonate powder, 10-12 parts of nano silver powder, 12-16 parts of melamine resin, 8-10 parts of titanium dioxide powder, 15-20 parts of polyurethane, 3-5 parts of paraffin, 2-4 parts of alcohol ester, 2-4 parts of triethanolamine, 2-4 parts of emulsified silicone oil and 35-45 parts of water;

s1, adding the weighed paraffin, alcohol ester dodeca, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 10-15min at the stirring speed of 400-600r/min to obtain a mixed solution;

s2, adding epoxy resin, calcium carbonate powder, nano silver powder, melamine resin, titanium dioxide powder and polyurethane into a grinder to grind until the particle diameter of the material is not more than 100nm, so as to prepare a mixed powder material;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, stirring for 25-35min, setting the stirring speed of the reaction kettle to be 800r/min and the temperature to be 70-80 ℃, and filtering the mixed solution in the reaction kettle by using a 100-mesh screen when the reaction kettle stops working, wherein the filtered filtrate is the prepared protective coating;

s4, polishing the upper surface of the supporting plate by using abrasive paper, washing the upper surface by using a high-pressure water gun, and drying the upper surface by using a hot air blower;

s5, uniformly spraying the protective coating prepared in the step S3 on the upper surface of the dried support plate by using a high-pressure sprayer spray gun to form a coating film with the thickness not more than 0.1 mm;

and S6, drying the support plate sprayed with the protective coating in the step S5 in a drying chamber, wherein the drying temperature is set to be 80-100 ℃, the time is set to be 30-40min, and then the protective layer is manufactured on the upper surface of the support plate.

By adopting the technical scheme, the process for preparing the protective coating is simple in step and easy to realize, the prepared protective coating is moderate in viscosity, not easy to stratify, convenient to spray, free of bubbles, and good in comprehensive performance, so that the protective coating can form a good coating after spraying, cracks are not easy to generate, the film forming effect is good, the prepared protective layer has good performances of corrosion resistance, bacteria resistance, skid resistance and ageing resistance, the adhesiveness is good, the protective coating is not easy to fall off, the performances of corrosion resistance, bacteria resistance, skid resistance and ageing resistance of the supporting plate can be effectively improved, the service life of the device is longer, more importantly, the accidental phenomenon that a patient slides down from the upper part of the supporting plate can be prevented, and meanwhile, the upper surface of the supporting plate is not easy to nourish bacteria, and is clean and sanitary.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, the motor can be used for driving the wheels to rotate so as to drive the transfer flat car to move forward, and the motor is used for replacing manpower to push the transfer flat car to move forward, so that the transfer flat car can stably move forward at a constant speed, and the condition that patients feel uncomfortable can be avoided;

2. according to the invention, under the synergistic effect of the cylindrical shell, the circular guide block, the spring, the connecting rod and the guide plate, the transfer flat car has better shock absorption performance, and particularly when passing through a corridor connection part of a hospital, the bumping amplitude can be effectively reduced, and discomfort of a patient is effectively avoided;

3. according to the invention, the two handrail bodies are driven to move up and down by the two electric push rods, so that the two handrail bodies are electrically adjusted, and the two handrail bodies are convenient to operate and adjust;

4. according to the invention, the remote controller can be matched with the wireless receiver to control the motor and the electric push rod to work, and the remote controller can be used for controlling the transfer flat car to realize automatic operation, so that the transfer flat car can be operated by only one person, and the manpower is effectively saved, thus the practicability of the transfer flat car is stronger, and the situation that the waist is required to be stood to control the direction in the process of pushing the car can be avoided, the car can be more simple and easy for families of patients suffering from lumbar disc herniation, and meanwhile, the phenomenon of body discomfort of the patients suffering from lumbar disc herniation during the car pushing process can be avoided;

5. the prepared protective layer has better performances of corrosion resistance, bacteria resistance, skid resistance and aging resistance, has better adhesiveness, is not easy to fall off, and can effectively improve the performances of corrosion resistance, bacteria resistance, skid resistance and aging resistance of the supporting plate, so that the device has longer service life, more importantly, the device can prevent the accidental phenomenon that a patient slides off from the upper part of the supporting plate, and simultaneously, the upper surface of the supporting plate is not easy to nourish bacteria, and is clean and sanitary.

Drawings

FIG. 1 is a schematic structural view of a fully automatic transfer platform according to an embodiment;

FIG. 2 is an exploded view of one embodiment of a transfer platform body;

FIG. 3 is a schematic top view of one embodiment of a transfer platform body;

FIG. 4 is a schematic sectional view taken along section line A-A in FIG. 3;

FIG. 5 is a schematic structural view of an embodiment of a vehicle frame;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;

FIG. 7 is a schematic bottom view of one embodiment of a transfer platform body;

FIG. 8 is a cross-sectional view taken along section line B-B of FIG. 7;

FIG. 9 is an enlarged view of the structure at B in FIG. 8;

FIG. 10 is an exploded view of one embodiment of a travel mechanism;

FIG. 11 is an exploded view of another perspective of an embodiment of a travel mechanism;

fig. 12 is an exploded view of a remote controller according to an embodiment.

In the figure: 1. a transfer flatcar body; 2. a remote controller; 3. a traveling mechanism; 4. an electric armrest; 5. a frame; 6. a support plate; 7. a bolt; 8. a railing; 9. placing the box; 10. a handrail body; 11. a semicircular assembling groove; 12. a wheel; 13. a motor; 14. a first charging interface; 15. a first power switch; 16. a fixed cylinder; 17. mounting lugs; 18. a wireless receiver; 19. a battery mounting groove body; 20. a first storage battery; 21. a slide bar; 22. an electric push rod; 23. a chute; 24. a guide through groove; 25. accommodating grooves; 26. a dome; 27. a spring; 28. a connecting rod; 29. a cylindrical housing; 30. a circular guide block; 31. a guide plate; 32. mounting holes; 33. a circular baffle; 34. an external thread; 35. a nut; 36. a guide hole; 37. an operating handle; 38. a second power switch; 39. a lifting switch; 40. a second charging interface; 41. a second storage battery; 42. a wireless transmitter; 43. a controller; 44. a bottom cover; 45. a housing.

Detailed Description

The present invention is described in further detail below with reference to figures 1-12.

Example 1

A full-automatic transfer flatcar is disclosed, as shown in figures 1-2 and 5-6, comprising a transfer flatcar body 1, wherein the transfer flatcar body 1 comprises a frame 5, a support plate 6 and four groups of running gears 3, the frame 5 is a square shell structure, four semicircular assembling grooves 11 are symmetrically arranged at the bottom of the frame 5 aligned with the edges of the two sides of the frame 5, four fixed cylinders 16 matched with the semicircular assembling grooves 11 are fixedly arranged inside the frame 5, the four fixed cylinders 16 are respectively arranged corresponding to the four semicircular assembling grooves 11, guide through grooves 24 are respectively arranged between the corresponding fixed cylinders 16 and the corresponding semicircular assembling grooves 11, the support plate 6 is fixedly arranged at the upper part of the frame 5 through bolts 7, and the four groups of running gears 3 are respectively and fixedly arranged at the two sides of the frame 5, four groups of the travelling mechanisms 3 are symmetrically arranged;

as shown in fig. 7-11, each group of traveling mechanisms 3 includes a circular cap 26, a cylindrical housing 29, a circular guide block 30, a spring 27, a connecting rod 28, a guide plate 31, a motor 13, and wheels 12, the circular cap 26 is fixedly mounted on the inner wall of the fixed cylinder 16, the upper end of the cylindrical housing 29 is an open end, the bottom end of the cylindrical housing 29 is a closed end, the cylindrical housing 29 is disposed inside the fixed cylinder 16, the upper end of the cylindrical housing 29 is fixedly connected to the bottom of the circular cap 26, a guide hole 36 is formed in the center of the end wall of the bottom end of the cylindrical housing 29, the circular guide block 30 is movably disposed inside the cylindrical housing 29, the spring 27 is movably mounted inside the cylindrical housing 29, and the two ends of the spring 27 are respectively abutted against the circular cap 26 and the circular guide block 30, connecting rod 28 is vertical and movably mounted in the inside of guiding hole 36, the upper end of connecting rod 28 with the bottom fixed connection of circular guide block 30, deflector 31 is vertical and movably mounted in the inside of guide through groove 24, just the upper end of deflector 31 with the bottom fixed connection of connecting rod 28, the bottom of deflector 31 stretches into the inside of semi-circular assembly groove 11, motor 13 level set up in the inside of semi-circular assembly groove 11, just the axis of rotation of motor 13 passes through nut 35 fixed mounting in the bottom of deflector 31, the fixed suit of wheel 12 is in the fuselage outside of motor 13.

Through adopting above-mentioned technical scheme, usable motor 13 drive wheel 12 rotates, and then the flatcar that should transport of drive moves ahead, utilize motor 13 to replace manpower to promote this transportation flatcar and move ahead, can make this transportation flatcar can stabilize the antedisplacement at the uniform velocity, can avoid patient uncomfortable condition to appear, in addition, at cylindrical housing 29, circular guide block 30, spring 27, under the synergism of connecting rod 28 and deflector 31, make this transportation flatcar possess better shock attenuation performance, especially when passing through hospital corridor junction, can effectively reduce the amplitude of jolting, effectively avoid patient to appear uncomfortably.

Preferably, as shown in fig. 6 and 11, the groove walls of the guiding through groove 24 are all provided with accommodating grooves 25, the guiding plate 31 is provided with a mounting hole 32 matched with the rotating shaft of the motor 13, the rotating shaft of the motor 13 is further provided with an external thread 34 matched with the internal thread of the nut 35, and the rotating shaft of the motor 13 is further fixedly sleeved with a circular baffle 33 matched with the nut 35.

Through adopting above-mentioned technical scheme, holding tank 25 is used for holding the spanner of operating nut 35, gives equipment running gear 3 headspace, makes things convenient for the equipment of this transportation flatcar, the setup of mounting hole 32 and circular baffle 33's setting for the axis of rotation of motor 13 can be stable install on deflector 31, thereby increases the structural stability of this transportation flatcar.

Preferably, as shown in fig. 1-2, four mounting lugs 17 are fixed at the inner corners of the frame 5 adjacent to the upper portion thereof, the four mounting lugs 17 are symmetrically arranged, and threaded holes matched with the bolts 7 are formed in the four mounting lugs 17.

By adopting the technical scheme, the arrangement of the four mounting lugs 17 and the arrangement of the threaded holes enable the support plate 6 to be conveniently and fixedly mounted on the upper part of the frame 5 through the bolts 7.

Preferably, as shown in fig. 6 and 9, the side of the circular guide block 30 is attached to the inner wall of the cylindrical housing 29, and the side of the guide plate 31 is attached to the inner wall of the guide through slot 24.

Through adopting above-mentioned technical scheme, the side of circular guide block 30 and the inner wall of cylindrical housing 29 laminate the setting mutually, can prevent that circular guide block 30 from rocking at cylindrical housing 29's inside level, and with the side of deflector 31 and the setting of laminating mutually of the inner wall that leads to groove 24, can prevent that deflector 31 from rocking at the inside level that leads to groove 24 to effectively strengthen running gear 3's stability.

Preferably, as shown in fig. 3 to 4, the electric handrail 4 further includes an electric handrail 4, the electric handrail 4 includes two handrail bodies 10, two sliding rods 21 and two electric push rods 22, the two handrail bodies 10 are attached and movably disposed on two side surfaces of the frame 5, the two handrail bodies 10 are symmetrically disposed, the two sliding rods 21 are slidably disposed in two pairs of sliding grooves 23, two ends of each sliding rod 21 are fixedly connected to two opposite side surfaces of the handrail bodies 10, the two pairs of sliding grooves 23 are symmetrically disposed on two side walls of the frame 5, the two electric push rods 22 are vertically and fixedly mounted on an upper portion of an inner bottom wall of the frame 5, and telescopic ends of the two electric push rods 22 are fixedly connected to middle portions of the two sliding rods 21.

By adopting the technical scheme, the two handrail bodies 10 are driven to move up and down by the two electric push rods 22, so that the two handrail bodies 10 are electrically adjusted, and the two handrail bodies 10 are convenient to operate and adjust.

Preferably, as shown in fig. 1, 2, 4 and 10, a battery installation groove 19 is further fixedly installed on an upper portion of an inner bottom wall of the frame 5, a first storage battery 20 is fixedly installed inside the battery installation groove 19, a first power switch 15 and a first charging interface 14 are further arranged on an end surface of the frame 5, the first storage battery 20 is respectively connected in series with the motor 13 and the electric push rod 22 through a wire, the first power switch 15 is connected in series on an anode wire of the first storage battery 20, and the first charging interface 14 is connected in series with the first storage battery 20 through a wire.

Through adopting above-mentioned technical scheme, first battery 20 is used for supplying power for motor 13 and electric putter 22 to guarantee that this transportation flatcar can normally work, and first switch 15 cluster is used for controlling motor 13 and electric putter 22 to switch on and off, and first interface 14 that charges is used for charging for first battery 20.

Preferably, as shown in fig. 1 and 12, the remote controller 2 further comprises a housing 45, a bottom cover 44, an operating handle 37, a second charging interface 40, a lifting switch 39, a second power switch 38, a second storage battery 41, a wireless transmitter 42 and a controller 43, the bottom of the housing 45 is an open structure, the bottom cover 44 is fixedly installed at the bottom of the housing 45, the operating handle 37 is spherically hinged at the upper part of the housing 45, the second charging interface 40, the lifting switch 39 and the second power switch 38 are all arranged on one side surface of the housing 45, the second storage battery 41, the wireless transmitter 42 and the controller 43 are all fixedly installed inside the housing 45, a signal input end of the controller 43 is electrically connected with a signal output end of the operating handle 37 through a wire, the controller 43 is electrically connected with the wireless transmitter 42 through a wire, the second battery 41 is connected in series with the wireless transmitter 42 and the controller 43 through wires, the lifting switch 39 is electrically connected with the controller 43 through wires, and the second charging interface 40 is connected in series with the second battery 41 through wires.

Through adopting above-mentioned technical scheme, can utilize remote controller 2 control motor 13 and electric putter 22 work, only need like this alone just can operate this transportation flatcar, effectively practice thrift the manpower to it is stronger to make this transportation flatcar practicality, and at the in-process of shallow, can avoid need bow to control the direction, and it becomes easier more to have the shallow of patient family members of lumbar intervertebral disc protrusion, can avoid simultaneously having the uncomfortable phenomenon that the patient's health that lumbar intervertebral disc protrusion appears when the shallow.

Preferably, as shown in fig. 2, 4, 10 and 12, a wireless receiver 18 is further fixedly mounted inside the frame 5, the wireless receiver 18 is in signal connection with the wireless transmitter 42 through a wireless radio frequency signal, the wireless receiver 18 is electrically connected with the motor 13 and the electric push rod 22 through wires, respectively, and the wireless receiver 18 is further connected with the first battery 20 in series through wires.

By adopting the technical scheme, the wireless receiver 18 is used for receiving the instruction signal sent by the remote controller 2 and then transmitting the received instruction signal to the motor 13 and the electric push rod 22, so that the remote controller 2 is utilized to control the transfer platform to realize automatic operation.

Preferably, as shown in fig. 1, two handrails 8 are fixedly installed at the upper portion of the supporting plate 6 aligned with the two ends thereof, the two handrails 8 are symmetrically arranged, and the edges of the two handrails 8 are rounded structures.

Through adopting above-mentioned technical scheme, two railing 8 play the guard action, can prevent that patient from falling and the accident takes place from this transportation flatcar, all sets up the edge of two railing 8 into the radius angle structure, can prevent that the edge of two railing 8 from putting and hindering patient to it is better to make this transportation flatcar security performance.

Preferably, as shown in fig. 1, a placing box 9 is further fixedly mounted on a side surface of one of the balustrades 8 facing away from the supporting plate 6.

Through adopting above-mentioned technical scheme, the box 9 of placing that sets up is used for holding remote controller 2, can avoid remote controller 2 not to have the department to lay.

In this embodiment, the motor 13 may be a brushless dc hub motor produced by wangdefu vehicle ltd, zhen, china, and yu motor technologies ltd, the electric push rod 22 may be an electric push rod of type hydj24-300 produced by wenzhou hong yu motor technologies ltd, the controller 43 may be a single chip microcomputer of type STC89C51, the wireless transmitter 42 may be a wireless transmitting module of type F04C, the transmitting frequency of the wireless transmitting module is 315M, the working voltage is 3-12V, the transmitting current is 2-10mA, the transmitting power is 5mW, the frequency stability is 10-3 (LC oscillation), and the volume is 8x10x6 mm; the wireless receiver 18 can select a model J04C wireless receiving module, the receiving frequency of the wireless receiver is 315M, the working voltage is 3V, the working current is 0.3mA, the receiving sensitivity is-85 db, the bandwidth of a demodulation filter is 10K, and the volume is 8x20x6 mm.

Example 2

The difference from the embodiment 1 is that the upper surface of the supporting plate 6 is further provided with a protective layer, and the protective layer is prepared by the following method:

weighing the following raw materials in parts by weight: 18 parts of epoxy resin, 8 parts of calcium carbonate powder, 10 parts of nano silver powder, 12 parts of melamine resin, 8 parts of titanium dioxide powder, 15 parts of polyurethane, 3 parts of paraffin, 2 parts of alcohol ester twelve, 2 parts of triethanolamine, 2 parts of emulsified silicone oil and 35 parts of water;

s1, adding the weighed paraffin, alcohol ester dodeca, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 10min at the stirring speed of 400r/min to obtain a mixed solution;

s2, adding epoxy resin, calcium carbonate powder, nano silver powder, melamine resin, titanium dioxide powder and polyurethane into a grinder to grind until the particle diameter of the material is not more than 100nm, so as to prepare a mixed powder material;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, stirring for 25min, setting the stirring speed of the reaction kettle to be 600r/min and the temperature to be 70 ℃, and filtering the mixed solution in the reaction kettle by using a 100-mesh screen when the reaction kettle stops working, wherein the filtered filtrate is the prepared protective coating;

s4, polishing the upper surface of the supporting plate 6 by using abrasive paper, washing the upper surface by using a high-pressure water gun, and drying the upper surface by using a hot air blower;

s5, uniformly spraying the protective coating prepared in the step S3 on the upper surface of the dried support plate 6 by using a high-pressure sprayer spray gun to form a coating film with the thickness not more than 0.1 mm;

and S6, drying the support plate 6 coated with the protective coating in the step S5 in a drying chamber, wherein the drying temperature is set to 80 ℃, and the time is set to 30min, namely, the protective layer is manufactured on the upper surface of the support plate 6.

Example 3

The difference from the example 2 lies in the preparation of the protective layer, and the specific preparation method is as follows:

weighing the following raw materials in parts by weight: 22 parts of epoxy resin, 10 parts of calcium carbonate powder, 11 parts of nano silver powder, 14 parts of melamine resin, 9 parts of titanium dioxide powder, 18 parts of polyurethane, 4 parts of paraffin, twelve 3 parts of alcohol ester, 3 parts of triethanolamine, 3 parts of emulsified silicone oil and 40 parts of water;

s1, adding the weighed paraffin, alcohol ester dodeca, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 13min at the stirring speed of 500r/min to obtain a mixed solution;

s2, adding epoxy resin, calcium carbonate powder, nano silver powder, melamine resin, titanium dioxide powder and polyurethane into a grinder to grind until the particle diameter of the material is not more than 100nm, so as to prepare a mixed powder material;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, stirring for 30min, setting the stirring speed of the reaction kettle to 700r/min and the temperature to 75 ℃, and filtering the mixed solution in the reaction kettle by using a 100-mesh screen when the reaction kettle stops working, wherein the filtered filtrate is the prepared protective coating;

s4, polishing the upper surface of the supporting plate 6 by using abrasive paper, washing the upper surface by using a high-pressure water gun, and drying the upper surface by using a hot air blower;

s5, uniformly spraying the protective coating prepared in the step S3 on the upper surface of the dried support plate 6 by using a high-pressure sprayer spray gun to form a coating film with the thickness not more than 0.1 mm;

and S6, drying the support plate 6 coated with the protective coating in the step S5 in a drying chamber, wherein the drying temperature is set to 90 ℃, and the time is set to 35min, namely, the protective layer is manufactured on the upper surface of the support plate 6.

Example 4

The difference from the example 2 lies in the preparation of the protective layer, and the specific preparation method is as follows:

weighing the following raw materials in parts by weight: 26 parts of epoxy resin, 12 parts of calcium carbonate powder, 12 parts of nano silver powder, 16 parts of melamine resin, 10 parts of titanium dioxide powder, 20 parts of polyurethane, 5 parts of paraffin, 4 parts of alcohol ester dodeca, 4 parts of triethanolamine, 4 parts of emulsified silicone oil and 45 parts of water;

s1, adding the weighed paraffin, alcohol ester dodeca, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 15min at the stirring speed of 600r/min to obtain a mixed solution;

s2, adding epoxy resin, calcium carbonate powder, nano silver powder, melamine resin, titanium dioxide powder and polyurethane into a grinder to grind until the particle diameter of the material is not more than 100nm, so as to prepare a mixed powder material;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, stirring for 35min, setting the stirring speed of the reaction kettle to be 800r/min and the temperature to be 80 ℃, and filtering the mixed solution in the reaction kettle by using a 100-mesh screen when the reaction kettle stops working, wherein the filtered filtrate is the prepared protective coating;

s4, polishing the upper surface of the supporting plate 6 by using abrasive paper, washing the upper surface by using a high-pressure water gun, and drying the upper surface by using a hot air blower;

s5, uniformly spraying the protective coating prepared in the step S3 on the upper surface of the dried support plate 6 by using a high-pressure sprayer spray gun to form a coating film with the thickness not more than 0.1 mm;

and S6, drying the support plate 6 coated with the protective coating in the step S5 in a drying chamber, wherein the drying temperature is set to 100 ℃, and the time is set to 40min, namely, the protective layer is manufactured on the upper surface of the support plate 6.

The results of the static friction coefficient of the support plate 6 of examples 1 to 4 measured under the same conditions in the laboratory using a static and dynamic friction coefficient measuring instrument were as follows:

examples	Coefficient of static friction
		Example 1	0.30
Example 2	0.69
		Example 3	0.65
Example 4	0.67

The results of the antibacterial property test of the supporting plate 6 of examples 1 to 4 on the upper surface thereof in a laboratory under the same conditions are shown in the following table 2:

examples	Placing the support plate 6 in the same bacteria culture chamber, standing for 36 hours, taking out, placing in a microscope, and observing the result
		Example 1	A large number of bacterial colonies are distributed on the upper surface of the supporting plate 6
Example 2	The upper surface of the supporting plate 6 is distributed with a small amount of bacterial colonies
		Example 3	The upper surface of the supporting plate 6 is distributed with a small amount of bacterial colonies
Example 4	The upper surface of the supporting plate 6 is distributed with a small amount of bacterial colonies

From table 1 above, it is understood that the anti-slip property of the upper surface of the support plate 6 in example 2 is the best, and from the observation results in table 2, it is understood that the antibacterial property of the support plate 6 with the protective layer is significantly better, and further comparison of the bacterial colonies distributed on the upper surface of the support plate 6 in examples 2 to 4 shows that the bacterial colonies distributed on the upper surface of the support plate 6 in example 4 are the least, and the conclusion drawn by combining table 1 and table 2 above considers that example 4 is the most preferable example.

By adopting the technical scheme, the process for preparing the protective coating is simple in step and easy to realize, the prepared protective coating is moderate in viscosity, not easy to stratify, convenient to spray, free of bubbles, and good in comprehensive performance, so that the protective coating can form a good coating after spraying, cracks are not easy to generate, the film forming effect is good, the prepared protective layer has good performances of corrosion resistance, bacteria resistance, skid resistance and ageing resistance, the adhesiveness is good, the protective coating is not easy to fall off, the performances of corrosion resistance, bacteria resistance, skid resistance and ageing resistance of the supporting plate 6 can be effectively improved, the service life of the device is longer, more importantly, the accidental phenomenon that a patient slips from the upper part of the supporting plate 6 can be prevented, and meanwhile, the upper surface of the supporting plate 6 is not easy to nourish bacteria, and is clean and sanitary.

The working principle is as follows: the full-automatic transfer flat car can utilize the motor 13 to drive the wheels 12 to rotate so as to drive the transfer flat car to move forward, and the motor 13 replaces manpower to push the transfer flat car to move forward, so that the transfer flat car can stably move forward at a constant speed, and discomfort of a patient can be avoided;

under the synergistic effect of the cylindrical shell 29, the circular guide block 30, the spring 27, the connecting rod 28 and the guide plate 31, the transfer flat car has better shock absorption performance, and particularly when passing through a corridor connection part of a hospital, the transfer flat car can effectively reduce the bumping amplitude and effectively avoid discomfort of a patient;

the two handrail bodies 10 are driven to move up and down by the two electric push rods 22, so that the two handrail bodies 10 are electrically adjusted, and the two handrail bodies 10 are convenient to operate and adjust;

the remote controller 2 can be used for being matched with the wireless receiver 18 to control the motor 13 and the electric push rod 22 to work, the remote controller 2 can be used for controlling the transfer flat car to realize automatic operation, so that the transfer flat car can be operated by only one person, manpower is effectively saved, the practicability of the transfer flat car is higher, in the process of carrying out the cart, the situation that the direction needs to be controlled by bending the waist can be avoided, the cart becomes simpler and easier for families with lumbar disc herniation patients, and meanwhile, the uncomfortable phenomenon of the bodies of the patients with the lumbar disc herniation during the cart can be avoided;

the prepared protective layer has better performances of corrosion resistance, bacteria resistance, skid resistance and aging resistance, has better adhesiveness, is not easy to fall off, and can effectively increase the performances of corrosion resistance, bacteria resistance, skid resistance and aging resistance of the supporting plate 6, so that the device has longer service life, more importantly, the accidental phenomenon that a patient slides off from the upper part of the supporting plate 6 can be prevented, and meanwhile, the upper surface of the supporting plate 6 is not easy to nourish bacteria, and is clean and sanitary.

The using method comprises the following steps: when the transport flat car is used, a patient lies in the middle of the upper part of the supporting plate 6, then the first power switch 15 and the second power switch 38 are both turned on, then the electric push rod 22 is operated by the lifting switch 39 to push the two handrail bodies 10 upwards, so that the patient can be protected and safe, when the patient needs to get off the car, the electric push rod 22 is operated by the lifting switch 39 to move the two handrail bodies 10 downwards, then the remote controller 2 is held by hands to push the operating handle 37 forwards, the controller 43 controls the four motors 13 to rotate forwards to drive the transport flat car to move forwards, the controller 43 controls the four motors 13 to rotate backwards to drive the transport flat car to retreat, in the process of the transport flat car going forwards, the controller 43 of the operating handle 37 is pushed rightwards to control the motor 13 in the front right to stop running, at the moment, the right turning can be realized, and the same way, in the process of the transport flat car going forwards, in addition, in the process of the transport flat car backing, the operation handle 37 is pushed leftwards, the controller 43 is pushed leftwards, the operation handle 37 is controlled, the motor 13 at the rear right side is controlled, the motor 13 at the rear left side is controlled, and the motor 13 at the rear left side is controlled, so that the left turn can be realized.

The parts not involved in the present invention are the same as or can be implemented by the prior art. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (2)

1. The utility model provides a full-automatic flatcar of transporting which characterized in that: comprises a transfer flat car body (1), wherein the transfer flat car body (1) comprises a car frame (5), a support plate (6) and four groups of travelling mechanisms (3), the car frame (5) is of a square shell structure, the bottom of the car frame (5) is aligned with the edges of the two sides of the car frame and is symmetrically provided with four semicircular assembling grooves (11), four fixed cylinders (16) matched with the semicircular assembling grooves (11) are fixedly arranged in the car frame (5), the four fixed cylinders (16) are respectively arranged corresponding to the four semicircular assembling grooves (11), guide through grooves (24) are respectively arranged between the corresponding fixed cylinders (16) and the corresponding semicircular assembling grooves (11), the support plate (6) is fixedly arranged on the upper part of the car frame (5) through bolts (7), and the four groups of the travelling mechanisms (3) are respectively and fixedly arranged on the two sides of the car frame (5), four groups of the travelling mechanisms (3) are symmetrically arranged;

each group of travelling mechanism (3) comprises a round cover (26), a cylindrical shell (29), a circular guide block (30), a spring (27), a connecting rod (28), a guide plate (31), a motor (13) and wheels (12), wherein the round cover (26) is fixedly arranged on the inner wall of the fixed cylinder (16), the upper end of the cylindrical shell (29) is an open end, the bottom end of the cylindrical shell (29) is a closed end, the cylindrical shell (29) is arranged in the fixed cylinder (16), the upper end of the cylindrical shell (29) is fixedly connected with the bottom of the round cover (26), a guide hole (36) is formed in the center position of the end wall of the bottom end of the cylindrical shell (29), the circular guide block (30) is movably arranged in the cylindrical shell (29), and the spring (27) is movably arranged in the cylindrical shell (29), and the two ends of the spring (27) are respectively arranged against the round cover (26) and the round guide block (30), the connecting rod (28) is vertically and movably installed inside the guide hole (36), the upper end of the connecting rod (28) is fixedly connected with the bottom of the round guide block (30), the guide plate (31) is vertically and movably arranged inside the guide through groove (24), and the upper end of the guide plate (31) is fixedly connected with the bottom end of the connecting rod (28), the bottom end of the guide plate (31) extends into the semicircular assembling groove (11), the motor (13) is horizontally arranged inside the semicircular assembling groove (11), and the rotating shaft of the motor (13) is fixedly arranged at the bottom end of the guide plate (31) through a nut (35), the wheels (12) are fixedly sleeved outside the body of the motor (13);

the remote control unit is characterized by further comprising a remote controller (2), the remote controller (2) comprises a shell (45), a bottom cover (44), an operating handle (37), a second charging interface (40), a lifting switch (39), a second power switch (38), a second storage battery (41), a wireless transmitter (42) and a controller (43), the bottom of the shell (45) is of an open structure, the bottom cover (44) is fixedly installed at the bottom of the shell (45), the operating handle (37) is hinged to the upper portion of the shell (45) in a spherical mode, the second charging interface (40), the lifting switch (39) and the second power switch (38) are all arranged on one side face of the shell (45), the second storage battery (41), the wireless transmitter (42) and the controller (43) are all fixedly installed inside the shell (45), and a signal input end of the controller (43) is connected with a signal output end of the operating handle (37) through a wire The wireless charging system comprises an electric connection device, a controller (43) and a second storage battery (39), wherein the controller (43) is electrically connected with the wireless transmitter (42) through a conducting wire, the second storage battery (41) is respectively connected with the wireless transmitter (42) and the controller (43) in series through conducting wires, the lifting switch (39) is electrically connected with the controller (43) through a conducting wire, and the second charging interface (40) is connected with the second storage battery (41) in series through a conducting wire.

2. The preparation method of the protective layer of the full-automatic transfer flat car is characterized by comprising the following steps of: the upper surface of the supporting plate is also provided with a protective layer, and the protective layer is prepared by the following method:

weighing the following raw materials in parts by weight: 18-26 parts of epoxy resin, 8-12 parts of calcium carbonate powder, 10-12 parts of nano silver powder, 12-16 parts of melamine resin, 8-10 parts of titanium dioxide powder, 15-20 parts of polyurethane, 3-5 parts of paraffin, 2-4 parts of alcohol ester, 2-4 parts of triethanolamine, 2-4 parts of emulsified silicone oil and 35-45 parts of water;

s1, adding the weighed paraffin, alcohol ester dodeca, triethanolamine, emulsified silicone oil and water into a stirrer, and stirring for 10-15min at the stirring speed of 400-600r/min to obtain a mixed solution;

s2, adding epoxy resin, calcium carbonate powder, nano silver powder, melamine resin, titanium dioxide powder and polyurethane into a grinder to grind until the particle diameter of the material is not more than 100nm, so as to prepare a mixed powder material;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, stirring for 25-35min, setting the stirring speed of the reaction kettle to be 800r/min and the temperature to be 70-80 ℃, and filtering the mixed solution in the reaction kettle by using a 100-mesh screen when the reaction kettle stops working, wherein the filtered filtrate is the prepared protective coating;

s4, polishing the upper surface of the supporting plate by using abrasive paper, washing the upper surface by using a high-pressure water gun, and drying the upper surface by using a hot air blower;

s5, uniformly spraying the protective coating prepared in the step S3 on the upper surface of the dried support plate by using a high-pressure sprayer spray gun to form a coating film with the thickness not more than 0.1 mm;

and S6, drying the support plate sprayed with the protective coating in the step S5 in a drying chamber, wherein the drying temperature is set to be 80-100 ℃, the time is set to be 30-40min, and then the protective layer is manufactured on the upper surface of the support plate.

Images