CN213666220U

CN213666220U - Multifunctional non-magnetic operation bed

Info

Publication number: CN213666220U
Application number: CN202022642185.XU
Authority: CN
Inventors: 孙文峰
Original assignee: Tai'an Renhe Shield Protection Engineering Co ltd
Current assignee: Tai'an Renhe Shield Protection Engineering Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-13
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a multifunctional non-magnetic operation bed, which comprises a transfer vehicle main body and universal mute wheels arranged at the bottom of the transfer vehicle main body; the lifting mechanism and the electric drive module are fixed on the top surface of the transfer vehicle main body; the lifting platform is fixed on the top surfaces of the lifting mechanism and the electric drive module; the translation conveying belt mechanism is arranged on the lifting platform and moves along the width direction of the lifting platform; and self-locking protective guards arranged on two sides of the width of the lifting platform; and handles arranged at two ends of the length of the transfer vehicle body; and set up first manual drive interface and the manual drive interface of second on liftable platform, reach the hand pole of pegging graft with first manual drive interface and the manual drive interface activity of second the utility model discloses a multi-functional no magnetism operation bed wholly realizes no magnetism effect entirely, can regard as the special no magnetism transportation bed of magnetic resonance room, possesses lift, butt joint and automatic function of delivering, and its drive mode divide into 24V electric drive and hand pole drive.

Description

Multifunctional non-magnetic operation bed

Technical Field

The utility model relates to a transport bed, concretely relates to multi-functional no magnetism transport bed belongs to transport bed technical field.

Background

The magnetic field intensity of the magnetic resonance imaging instrument used in most hospitals at present is about 3-6 ten thousand times of the geomagnetic field; when the large-size magnet contacts a ferromagnetic object in a non-safety range, the strong attraction of the magnet can attract the large-size magnet to the magnet, and the ferromagnetic object can be projected onto the magnet like a bullet in a flying manner to cause fatal damage to a magnetic resonance imager; therefore, the patient transfer device capable of entering the magnetic resonance examination room is made of non-magnetic materials, and the patient is easy to cause secondary injury of the patient by manpower carrying due to the fact that the patient is subjected to cardiovascular and cerebrovascular patients, spinal injuries and bone trauma and needs to be subjected to magnetic resonance examination, so that the illness state of the patient is aggravated.

Disclosure of Invention

In order to solve the problems, the utility model provides a multifunctional non-magnetic operation bed which can be applied to the examination room of the radiographic examination equipment such as CT, nuclear magnetic resonance and the like; can also be applied to various departments such as delivery rooms, operating rooms and the like; when the magnetic resonance examination is carried out, the magnetic resonance examination device is used, does not generate movement or transfer in a strong magnetic environment, has no attraction force, and has no interference influence on each examination result of the MR.

The utility model discloses a multifunctional nonmagnetic operation bed, which comprises a transfer vehicle main body and universal silent wheels arranged at the bottom of the transfer vehicle main body; the lifting mechanism and the electric drive module are fixed on the top surface of the transfer vehicle main body; the lifting platform is fixed on the top surfaces of the lifting mechanism and the electric drive module; the translation conveying belt mechanism is arranged on the lifting platform and moves along the width direction of the lifting platform; and self-locking protective guards arranged on two sides of the width of the lifting platform; and handles arranged at two ends of the length of the transfer vehicle body; the first manual driving interface and the second manual driving interface are arranged on the lifting platform, and the hand-operated rod is movably inserted into the first manual driving interface and the second manual driving interface; the control switch is arranged at the electric drive module and is electrically connected with the electric drive module; the gear shifting handle and the safety belt fixing buckle are arranged on the lifting platform;

the translation conveying belt mechanism comprises a group of supporting bearings which are fixed at four corners of the top surface of the base of the lifting platform side by side; a spline shaft is arranged on one of the two support bearings opposite to each other in the width direction; a screw rod is arranged on the other support bearing which is opposite to the support bearing in the width direction; a sliding seat guide wheel is fixed between the spline shaft and the screw rod at one end of the lifting platform; a screw rod nut is screwed on the screw rod; a worm of an internal gear is movably embedded on the spline shaft; the gear of the worm is meshed with the spline of the spline shaft inside and outside; the feed screw nut is fixed to the platform slide; the outer side of the platform sliding seat protrudes out of the outer edge of the base; the top surface of the platform sliding seat is provided with a first belt roller and a second belt roller through a bearing; the first belt roller and the second belt roller are provided with transmission belts; one end of the first belt roller protrudes out of the platform sliding seat and is fixed with a belt gear; a worm wheel is meshed outside the belt gear; the worm wheel is meshed with the worm at the lower part; a first transmission shaft is arranged in the middle of the length of the base along the width direction through a bearing; the first transmission shaft is provided with a screw rod main chain wheel and a spline shaft main chain wheel; a spline chain wheel and a screw rod chain wheel are respectively fixed at the outer end parts of the spline shaft and the screw rod; the lead screw main chain wheel is connected with the lead screw chain wheel through a chain; the spline shaft main chain wheel is connected with the spline chain wheel through a chain; a first electric drive gear is fixed on the first transmission shaft; the first transmission shaft is fixed with a first manual driving interface on the base;

the lifting mechanism comprises a bedstead main body and a lifting frame, wherein the bedstead main body is fixed at two ends of the transfer trolley main body, and the lifting frame is movably embedded on the bedstead main body; the bed frame main body is fixed with slide rails at two sides of the lifting frame; sliding blocks which are in sliding fit with the sliding rails are fixed on two sides of the lifting frame; a nut with a seat is fixed in the middle of the top surface of the bedstead main body; the screw rod is screwed on the nut with the seat; the bottom end of the screw rod is mounted on a bearing on the bed frame main body, and the top of the screw rod is fixed with a worm wheel; the worm wheel is meshed with a worm; the two worms are fixed to the intermediate transmission shaft; two ends of the middle transmission shaft are arranged on an outer seat of the lifting mechanism through bearings; a first bevel gear is fixed in the middle of the middle transmission shaft; the first bevel gear is meshed with a second bevel gear; the second bevel gear is fixed to the second transmission shaft; the second transmission shaft is fixed with the second manual driving interface through a bearing at the inner side of the lifting platform; a clamping groove clamped with the hand lever is formed in the inner side of the second manual driving interface; a second electric drive gear is fixed in the middle of the second transmission shaft;

the electric drive module comprises an outer shell; the two supporting plates are fixed on the inner side of the shell body and are arranged oppositely, the guide sleeves are fixed at the two ends of the supporting plates, and the guide posts are movably embedded on the inner sides of the guide sleeves; the electric telescopic rod is fixed in the middle of the supporting plate; the other ends of the guide post and the electric telescopic rod are fixed on the bottom surface of the top plate; a storage battery is arranged between the supporting plates; the top plate is fixed with a first plate seat and a second plate seat in a staggered manner; two wheel seats protruding out of the top surfaces of the first plate seat and the second plate seat are respectively fixed on the first plate seat and the second plate seat; the wheel seat is provided with a guide synchronizing wheel; a driving synchronizing wheel is arranged between the guide synchronizing wheels at the lower parts of the first plate seat and the second plate seat; double-sided tooth synchronous belts are sleeved outside the guide synchronous wheel and the driving synchronous wheel; the two double-sided tooth synchronous belts are movably meshed to the first electric driving gear and the second electric driving gear; the two driving synchronous wheels are respectively driven by a direct current motor; the direct current motor and the electric telescopic rod are electrically connected to a system control circuit board on the outer side of the top plate, and the guide synchronizing wheel protrudes out of the outer shell; the shell is provided with a switch button, a first ascending button and a first descending button which are electrically connected with the system control circuit board; and a second ascending button, a second descending button, a forward rotation button and a reverse rotation button are arranged on the lifting platform.

Furthermore, a conical surface positioning pin for positioning the lifting platform is arranged above the outer shell.

Further, the universal mute wheel is installed on the transfer vehicle main body through a universal wheel buffer shock absorber; the universal mute wheels are integrally braked on the central control brake; the central control brake comprises a brake braking plate and a brake releasing plate.

Furthermore, the bottom of the two sides of the length of the lifting platform is provided with a pull type article shelf.

Compared with the prior art, the utility model discloses a multi-functional no magnetism operation bed wholly realizes no magnetism effect, can regard as the special no magnetism operation bed of magnetic resonance room, possesses lift, butt joint and automatic function of delivering, and the operation bed can left and right translation, realizes that the patient is motionless, and the patient is delivered to assigned position to this bed automation, and can adapt to patient's bed, operation table and various inspection bed height; and complete the omnibearing butt joint with the operating bed, and the driving mode is 24V electric drive and hand-operated rod drive.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall structure of the translation conveyor belt mechanism of the present invention.

Fig. 3 is a schematic view of the spline shaft and screw rod structure of the present invention.

Fig. 4 is a schematic view of a partial structure of the translation conveyor belt mechanism of the present invention.

Fig. 5 is a schematic diagram of the structure of the lifting mechanism in the contracted state.

Fig. 6 is a schematic diagram of the lifting mechanism of the present invention in a lifted state.

Fig. 7 is a schematic view of the overall structure of the power driving module with the outer housing of the present invention.

Fig. 8 is a schematic diagram of the structure of the power driving module with the inner side of the outer housing.

Detailed Description

Example 1:

as shown in fig. 1 to 8, the multifunctional nonmagnetic operation bed comprises a transfer car body 1 and universal silent wheels 2 arranged at the bottom of the transfer car body; the lifting mechanism 3 and the electric drive module 4 are fixed on the top surface of the main body of the transfer cart; and a lifting platform 5 fixed on the top surfaces of the lifting mechanism and the electric drive module; and a translation conveyor belt mechanism 6 which is arranged on the lifting platform and moves along the width direction of the lifting platform; and self-locking protective guards 7 arranged on two sides of the width of the lifting platform; and handles 8 arranged at both ends of the length of the transfer vehicle body; the first manual driving interface 9 and the second manual driving interface 10 are arranged on the lifting platform, and the hand-operated lever is movably inserted into the first manual driving interface and the second manual driving interface; the control switch 12 is arranged at the electric drive module and is electrically connected with the electric drive module; a shift handle 11 and a safety belt fixing buckle (not shown) arranged on the lifting platform;

the translation conveying belt mechanism 6 comprises a group of supporting bearings 61 which are fixed at four corners of the top surface of the base of the lifting platform side by side; a spline shaft 62 is arranged on one of the two support bearings opposite to each other in the width direction; a screw rod 63 is arranged on the other support bearing which is opposite to the support bearing in the width direction; a sliding seat guide wheel 64 is fixed between the spline shaft and the screw rod at one end of the lifting platform; the sliding guide device is used for sliding and guiding the platform sliding seat; a screw nut 65 is screwed on the screw 63; a worm 66 of an internal gear is movably embedded on the spline shaft 62; the gear of the worm 66 is meshed with the spline of the spline shaft 62 inside and outside; the feed screw nut 65 is fixed to the platform slide 67; the outer side of the platform sliding seat 67 protrudes out of the outer edge of the base; a first belt roller 68 and a second belt roller (not shown) are mounted on the top surface of the platform slide 67 through bearings; a transmission belt 69 is arranged on the first belt roller 68 and the second belt roller; one end of the first belt roller 68 protrudes out of the platform sliding seat and is fixed with a belt gear 681; a worm gear 682 is engaged with the outside of the belt gear 681; the worm gear 682 is engaged with the lower worm 66; a first transmission shaft 691 is arranged at the middle part of the length of the base along the width direction through a bearing; the first transmission shaft 691 is provided with a lead screw main chain wheel 692 and a spline shaft main chain wheel 693; a spline chain wheel 694 and a screw rod chain wheel 695 are respectively fixed at the outer end parts of the spline shaft 62 and the screw rod 63; the lead screw main chain wheel 692 and the lead screw chain wheel 695 are connected through a chain 696; the spline shaft main chain wheel 693 is connected with the spline chain wheel 694 through a chain 696; a first electric driving gear 697 is fixed on the first transmission shaft 691; the first transmission shaft 691 is fixed with a first manual driving interface 9 on the base; a gear shifting mechanism is arranged between the screw rod main chain wheel and the spline shaft main chain wheel of the first transmission shaft 691;

the lifting mechanism 3 comprises a bedstead main body 31 fixed at two ends of the transfer trolley main body and a lifting frame 32 movably embedded on the bedstead main body; slide rails 33 are fixed on the bed frame body 31 at two sides of the lifting frame; sliding blocks 331 which are in sliding fit with the sliding rails are fixed on two sides of the lifting frame 31; a nut 34 with a seat is fixed in the middle of the top surface of the bedstead main body 31; the screw rod 45 is screwed on the nut 34 with the seat; the bottom end of the screw rod 35 is mounted on a bearing 311 on the bedstead main body 31, and the top of the screw rod is fixed with a worm wheel 36; the worm wheel 36 is engaged with a worm 37; the two said worms 37 are fixed to an intermediate transmission shaft 38; the two ends of the middle transmission shaft 38 are arranged on the outer seat of the lifting mechanism through bearings; a first bevel gear 39 is fixed in the middle of the middle transmission shaft 38; the first bevel gear 39 is engaged with a second bevel gear 391; said second bevel gear 391 is fixed to the second transmission shaft 392; the second transmission shaft 392 is fixed with the second manual driving interface 10 through a bearing at the inner side of the lifting platform; a clamping groove clamped with the hand lever is formed in the inner side of the second manual driving interface 10; a second electric driving gear 393 is fixed in the middle of the second transmission shaft 392;

the electric drive module 4 comprises an outer casing 41; two supporting plates 42 which are fixed on the inner side of the shell and are arranged oppositely, guide sleeves 43 which are fixed on the two ends of the supporting plates, and guide posts 44 which are movably embedded on the inner sides of the guide sleeves; and an electric telescopic rod 45 fixed in the middle of the supporting plate; the other ends of the guide post 44 and the electric telescopic rod 45 are fixed on the bottom surface of the top plate 46; a storage battery 47 is arranged between the supporting plates 42; a first plate seat 48 and a second plate seat 49 are fixed on the top plate 46 in a staggered manner; two wheel seats 411 protruding from the top surfaces of the first plate seat 48 and the second plate seat 49 are respectively fixed on the first plate seat and the second plate seat; a guide synchronizing wheel 412 is arranged on the wheel seat 411; a driving synchronizing wheel 413 is arranged between the guide synchronizing wheels at the lower parts of the first plate seat 48 and the second plate seat 49; a double-sided tooth synchronous belt 414 is sleeved outside the guide synchronous wheel 412 and the driving synchronous wheel 413; the two double-sided toothed synchronous belts 414 are movably meshed to a first electric driving gear 697 and a second electric driving gear 393; the two driving synchronous wheels 413 are respectively driven by a direct current motor 415; the direct current motor 415 and the electric telescopic rod 45 are electrically connected to a system control circuit board on the outer side of the top plate, and the guide synchronizing wheel 412 protrudes out of the outer shell 41; the outer shell 41 is provided with a switch button 416, a first ascending button 417 and a first descending button 418 which are electrically connected with the system control circuit board; and a second ascending button, a second descending button, a forward rotation button and a reverse rotation button are arranged on the lifting platform 5.

Wherein, a conical surface positioning pin (not shown) for positioning with the liftable platform is arranged above the outer shell 41. The universal silent wheel 2 is arranged on the transfer vehicle main body through a universal wheel buffer shock absorber; the universal silent wheels 2 are braked and integrated on a central control brake; the central control brake comprises a brake braking plate and a brake releasing plate. The bottom of the two sides of the length of the lifting platform 5 is provided with a drawing type article shelf.

The working process of the translation conveyor belt mechanism is as follows: the hand-operated wheel is rotated to drive the lead screw main chain wheel and the spline shaft main chain wheel on the first transmission shaft to rotate, and the spline chain wheel and the lead screw chain wheel are driven to rotate through chain transmission, so that the lead screw chain wheel rotates to drive a lead screw nut fixed on the platform sliding seat to move transversely, an upward opening groove seat is arranged between the platform sliding seat and the sliding seat guide wheel, and the groove seat (not shown) is fixed with the upper right-angle surface of the platform sliding seat and is pressed with the sliding seat guide wheel; the device is used for installing a first belt roller and a second belt roller, a screw nut drives a platform sliding seat to slide, and a groove seat realizes translation; the lead screw nut drives the whole sliding platform to slide to complete the transverse movement of the platform; the spline chain wheel rotates to drive the worm to rotate, the worm gear set is driven to rotate, and the belt roller gear is driven to rotate, so that the belt movement is realized; the hand-operated wheel rotates forwards and backwards to complete the sliding of the platform and the rotation of the conveyor belt; when the platform moves transversely, the worm slides on the spline of the spline shaft; when the gear shifting mechanism shifts gears; the gear shifting handle rotates; the rotating shaft fixing block rotates by an angle to compress the spring of the elastic clamping seat, and when the rotating shaft fixing block rotates to a preset angle, the spring releases elasticity, so that a pressure head on the inner side of the elastic clamping seat is pressed on each surface of the rotating shaft fixing block; until the next rotation of the rotating shaft fixing block; the rotating shaft fixing block drives the connecting shaft to swing; the connecting shaft drives the shifting slide block to move transversely in the axial direction of the transmission shaft through the connecting rod, so that the screw rod main chain wheel and the spline shaft main chain wheel are connected with the transmission shaft through the shifting slide block or one of the main chain wheels is connected with the transmission shaft in the rotating process of the second transmission shaft, and three modes of synchronous movement and independent movement of the platform and the conveying belt are completed.

The lifting mechanism works as follows: the hand-operated lever drives the second transmission shaft to rotate, and the second transmission shaft is transmitted to the first bevel gear through the second bevel gear; the bevel gear set outputs transmission force in the positive and negative directions, and the middle transmission shaft is driven to rotate by the first bevel gear; the middle transmission shaft drives the worms at the two ends to rotate; the worm rotates to synchronously drive the worm wheel to rotate; thereby driving the nut with the seat on the screw rod to slide up and down; the screw nut with seat drives the bed frame main body to slide on the sliding seat of the lifting frame, thereby completing the lifting work.

The electric drive module is placed in the backup pad of bedstead main part, presses shift knob on the control panel, and the system is gone up the electricity, presses the button that rises, and electric telescopic handle stretches out, and fixed connection's baseboard falls on the backup pad under the guide effect of guide pillar, and electric telescopic handle continues to stretch out and wholly rises electric drive module, has the awl surface locating pin with the frame location in drive module shell top for the position fine-tuning of drive module and frame makes it cooperate: the double-sided tooth synchronous belt is respectively meshed with the corresponding first electric drive gear and the second electric drive gear, the driving synchronous wheel rotates, and the double-sided tooth synchronous belt rotates to synchronously drive the first electric drive gear or the second electric drive gear meshed with the double-sided tooth synchronous belt to rotate, so that the first transmission shaft and the second transmission shaft are driven to rotate; before use, a control button on the transfer bed is communicated with a circuit control system of the driving module; when the electric drive module operates: the electric drive module is divided into two control modes of manual operation and remote control, and a manual button is arranged on the operation side of the transfer bed and is respectively as follows: an up button, a down button, a forward rotation button and a reverse rotation button; ascending and descending buttons control the transfer bed platform to ascend and descend; the forward and reverse rotation buttons are matched with a gear shifting handle to realize the movement of the platform and the conveying belt; use the electric drive module as transporting a power supply, mainly use the first aid, CT, patient's such as operating room meet and send, and when getting into the magnetic resonance room, because the electric drive module has the magnetic conductivity, with its and transport bed separation, press drive module panel decline button, electronic shrink pole is withdrawed, installs four universal wheels of drive module below and contacts the back with the backup pad, pulls out drive module, installs the hand pole and can change into manual mode and get into the magnetic resonance room.

The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a multi-functional no magnetism operation bed which characterized in that: the transfer trolley comprises a transfer trolley main body and universal mute wheels arranged at the bottom of the transfer trolley main body; the lifting mechanism and the electric drive module are fixed on the top surface of the transfer vehicle main body; the lifting platform is fixed on the top surfaces of the lifting mechanism and the electric drive module; the translation conveying belt mechanism is arranged on the lifting platform and moves along the width direction of the lifting platform; and self-locking protective guards arranged on two sides of the width of the lifting platform; and handles arranged at two ends of the length of the transfer vehicle body; the first manual driving interface and the second manual driving interface are arranged on the lifting platform, and the hand-operated rod is movably inserted into the first manual driving interface and the second manual driving interface; the control switch is arranged at the electric drive module and is electrically connected with the electric drive module; the gear shifting handle and the safety belt fixing buckle are arranged on the lifting platform;

2. The multifunctional nonmagnetic operation bed according to claim 1, characterized in that: and a conical surface positioning pin for positioning the lifting platform is arranged above the outer shell.

3. The multifunctional nonmagnetic operation bed according to claim 1, characterized in that: the universal silent wheel is arranged on the transfer vehicle main body through a universal wheel buffer shock absorber; the universal mute wheels are integrally braked on the central control brake; the central control brake comprises a brake braking plate and a brake releasing plate.

4. The multifunctional nonmagnetic operation bed according to claim 1, characterized in that: the bottom parts of two sides of the length of the lifting platform are provided with a pull type storage rack.