CN110588740A

CN110588740A - Medical oxygen cylinder mobile device with locking function

Info

Publication number: CN110588740A
Application number: CN201910928487.2A
Authority: CN
Inventors: 王坚
Original assignee: Ningbo Ruifeng Medical Equipment Co Ltd
Current assignee: Ningbo Ruifeng Medical Equipment Co Ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2019-12-20

Abstract

The invention relates to the field of carrying tools, in particular to medical oxygen cylinder moving equipment with a locking function, which comprises a moving frame, an operating frame positioned above the moving frame and a lifting frame capable of moving up and down between the moving frame and the operating frame, wherein sliding holes which are communicated up and down are symmetrically arranged in the lifting frame, sliding rods which are connected with the moving frame and the operating frame are connected in the sliding holes in a sliding manner, and a return spring which surrounds the sliding rods is arranged between the lifting frame and the operating frame. Meanwhile, the structure of the equipment is simplified, and the cost of the equipment is saved.

Description

Medical oxygen cylinder mobile device with locking function

Technical Field

The invention relates to the field of carrying tools, in particular to a medical oxygen cylinder moving device with a locking function.

Background

When people are carrying medical oxygen cylinder, because medical oxygen cylinder weight is slightly heavier than adult male sex's weight, therefore very hard when carrying, traditional handling device can not fasten the oxygen cylinder when carrying, leads to empting of oxygen cylinder easily, takes place the accident, and traditional oxygen cylinder handling device utilizes operating personnel manpower to promote completely moreover, and is very inconvenient, therefore needs to set up a medical oxygen cylinder mobile device who has the lock solid function and improves above-mentioned problem.

Disclosure of Invention

The invention aims to provide medical oxygen cylinder mobile equipment with a locking function, which can overcome the defects in the prior art, so that the practicability of the equipment is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to medical oxygen cylinder moving equipment with a locking function, which comprises a moving frame, an operating frame positioned above the moving frame and a lifting frame capable of moving up and down between the moving frame and the operating frame, wherein sliding holes which are communicated up and down are symmetrically arranged in the lifting frame, sliding rods which are connected with the moving frame and the operating frame are connected in the sliding holes in a sliding manner, a reset spring which surrounds the sliding rods is arranged between the lifting frame and the operating frame, a clamping cavity with a forward opening is arranged in the lifting frame, locking devices are arranged on the left side and the right side of the clamping cavity, the locking devices move oppositely by utilizing clamping blocks which are symmetrically arranged in the clamping cavity in the left side and the right side so as to clamp and fix an oxygen cylinder, threaded sleeves are rotatably arranged in belt cavities arranged in the end walls of the left side and the right side of the lifting frame, and threaded holes which are communicated left and, the threaded sleeve rotates to drive the threaded rod connected with the thread hole in a threaded manner to move so as to push the clamping blocks to move oppositely, a lifting cavity with a forward opening is arranged in the moving frame, a switching cavity is arranged in the wall of the rear end of the lifting cavity, a transmission cavity is arranged in the bottom wall of the switching cavity, a moving device for driving equipment to move is arranged in the transmission cavity, a power device is arranged in the switching cavity, the power device drives a sliding block arranged in the switching cavity in a sliding manner to move up and down so as to drive a driving motor fixedly arranged in the sliding block to move up and down, so that power switching between the locking device and the moving device is realized, a pedal positioned at the rear side of the moving frame is fixedly arranged on the bottom wall of the lifting frame, when an oxygen cylinder needs to be carried, an operator steps on the pedal to drive the lifting frame to move down, after the lifting frame moves downwards, the first rack fixedly arranged on the bottom wall of the lifting frame drives the power device to act, so that the mobile device is driven to be switched to the locking device, when the locking device locks the oxygen cylinder, an operator walks down the pedal, at the moment, the elastic potential energy of the reset spring can overcome most gravity of the oxygen cylinder, at the moment, the hand wheel arranged on the right side of the moving frame is manually rotated, the lifting device arranged in the rear side end wall of the moving frame can be driven to act, and therefore the oxygen cylinder can be easily lifted.

Further, locking device includes the first band pulley that the external fixed surface of thread bush set up controls two be provided with between the belt chamber and rotate the chamber, control two it is provided with to rotate between the belt chamber and run through the first pivot in rotation chamber, in the belt chamber first pivot end is fixed and is provided with the second band pulley, the second band pulley with between the first band pulley by belt transmission cooperation is connected, rotate the intracavity first pivot external fixed surface is provided with first worm wheel, rotate the rotatable being provided with of intracavity with the first worm of first worm wheel meshing, be provided with the splined hole that link up from top to bottom in the first worm, splined hole internal spline has first integral key shaft, first integral key shaft bottom stretches into switch intracavity and end are fixed and are provided with first spline housing.

Furthermore, the moving device comprises a second rotating shaft which is rotatably arranged in the transmission cavity, the left side and the right side of the second rotating shaft extend out of the moving frame, a driving wheel is fixedly arranged at the tail end of the second rotating shaft, a first bevel gear is fixedly arranged on the outer surface of the second rotating shaft, a third rotating shaft is rotatably arranged between the transmission cavity and the switching cavity, a second bevel gear meshed with the first bevel gear is fixedly arranged at the tail end of the third rotating shaft in the transmission cavity, and a second spline sleeve which is in spline fit with a second spline shaft fixedly arranged on the output shaft of the driving motor is fixedly arranged at the tail end of the third rotating shaft in the switching cavity.

Further, power device includes the second rack that sliding block front side end wall internal fixation set up, switch the chamber with it is provided with the gear chamber to promote to communicate between the chamber, rotatable being provided with in the gear chamber with the second rack and the gear of first rack meshing.

Furthermore, the lifting device comprises a worm wheel cavity arranged in the rear end wall of a cavity arranged in the operation frame and a pushing cavity arranged in the rear end wall of the operation frame, a pushing block fixedly connected with the lifting frame is arranged in the pushing cavity in a sliding manner, a fourth rotating shaft is rotatably arranged between the pushing cavity and the worm wheel cavity, a cam is fixedly arranged at the tail end of the fourth rotating shaft in the pushing cavity, a second worm wheel is fixedly arranged at the tail end of the fourth rotating shaft in the worm wheel cavity, a second worm meshed with the second worm wheel is rotatably arranged in the worm wheel cavity, and the right side of the second worm penetrates through the right side wall body of the operation frame and extends out of the outside of the operation frame, and the tail end of the second worm penetrates through the left side end wall of the hand wheel.

Furthermore, the left end wall and the right end wall of the movable frame are fixedly provided with the steering wheels positioned on the front sides of the driving wheels, and the steering wheels can swing left and right, so that the moving direction of the equipment is adjusted.

Furthermore, the reset spring is a damping spring, so that the time of the compression and release process is slow, and the injury of operators caused by sudden release is avoided.

Further, the end wall of one side of the clamping block is fixedly provided with a flexible cushion, so that large friction force can be provided, and the oxygen cylinder is prevented from sliding downwards.

Furthermore, the hand wheel is driven manually, and the operation is simple and convenient.

The invention has the beneficial effects that: the medical oxygen bottle moving equipment with the locking function can carry medical oxygen bottles, the oxygen bottles can be firmly clamped by the fastening devices arranged in the equipment, the oxygen bottles are prevented from being toppled and collided, and meanwhile, the oxygen bottles are lifted by the equipment by utilizing the self gravity of operators, so that the operation is more convenient and labor-saving, the equipment structure is simplified, and the equipment cost is saved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a mobile device for medical oxygen cylinder with locking function according to the present invention.

Fig. 2 is a schematic view of the structure a-a in fig. 1.

FIG. 3 is a schematic diagram of B-B in FIG. 1.

Fig. 4 is an enlarged schematic view of C in fig. 2.

Fig. 5 is an enlarged schematic view of D in fig. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The medical oxygen cylinder moving equipment with the locking function described in connection with fig. 1-5 comprises a moving frame 10, an operation frame 14 located above the moving frame 10, and a lifting frame 17 capable of moving up and down between the moving frame 10 and the operation frame 14, wherein slide holes 36 penetrating up and down are symmetrically arranged in the lifting frame 17, slide rods 19 connecting the moving frame 10 and the operation frame 14 are connected in the slide holes 36 in a sliding manner, a return spring 18 surrounding the slide rods 19 is arranged between the lifting frame 17 and the operation frame 14, a clamping cavity 16 with a forward opening is arranged in the lifting frame 17, locking devices 99 are arranged on the left side and the right side of the clamping cavity 16, the locking devices 99 move oppositely by utilizing clamping blocks 39 symmetrically arranged in the clamping cavity 16 in the left and the right direction so as to clamp and fix the oxygen cylinder, threaded sleeves 56 are rotatably arranged in belt cavities 54 arranged in the left and the right side end walls of the lifting frame 17, a threaded hole 57 which is through from left to right is formed in the threaded sleeve 56, the threaded sleeve 56 rotates to drive a threaded rod 58 which is connected with threads in the threaded hole 57 to move so as to push the clamping blocks 39 to move oppositely, a lifting cavity 12 with a forward opening is formed in the moving frame 10, a switching cavity 40 is formed in the wall of the rear end of the lifting cavity 12, a transmission cavity 47 is formed in the bottom wall of the switching cavity 40, a moving device 98 which drives equipment to move is arranged in the transmission cavity 47, a power device 97 is arranged in the switching cavity 40, the power device 97 drives a sliding block 51 which is arranged in the switching cavity 40 to move up and down, so as to drive a driving motor 52 which is fixedly arranged in the sliding block 51 to move up and down, so that power switching between the locking device 99 and the moving device 98 is realized, and a pedal 24 which is positioned at the rear side of the, when the oxygen cylinder needs to be carried, an operator steps on the pedal 24, the lifting frame 17 is driven by the gravity of the operator to move downwards to compress the return spring 18, meanwhile, after the lifting frame 17 moves downwards, the power device 97 is driven to move through the first rack 22 fixedly arranged on the bottom wall of the lifting frame 17, so that the moving device 98 drives the power to be switched to the locking device 99, after the locking device 99 locks the oxygen cylinder, the operator moves down the pedal 24, at the moment, the elastic potential energy of the return spring 18 can overcome most of the gravity of the oxygen cylinder, at the moment, the hand wheel 13 arranged on the right side of the moving frame 10 is manually rotated, the lifting device 96 arranged in the rear side end wall of the moving frame 10 can be driven to move, and therefore the oxygen cylinder can be easily lifted.

Advantageously, the locking device 99 comprises a first pulley 55 fixedly arranged on the outer surface of the threaded sleeve 56, a rotating cavity 28 is arranged between the left and right belt cavities 54, a first rotating shaft 20 penetrating through the rotating cavity 28 is rotatably arranged between the left and right belt cavities 54, a second belt wheel 37 is fixedly arranged at the tail end of the first rotating shaft 20 in the belt cavity 54, the second belt wheel 37 is in transmission fit connection with the first belt wheel 55 through the belt 38, a first worm wheel 21 is fixedly arranged on the outer surface of the first rotating shaft 20 in the rotating cavity 28, a first worm 27 meshed with the first worm wheel 21 is rotatably arranged in the rotating cavity 28, a spline hole 26 which is penetrated up and down is arranged in the first worm 27, a first spline shaft 25 is connected with the spline in the spline hole 26, the bottom of the first spline shaft 25 extends into the switching cavity 40, and the tail end of the first spline shaft is fixedly provided with a first spline housing 41.

Advantageously, the moving device 98 includes a second rotating shaft 48 rotatably disposed in the transmission cavity 47, the left and right sides of the second rotating shaft 48 extend out of the moving rack 10, and the end of the second rotating shaft 48 is fixedly disposed with the driving wheel 11, the outer surface of the second rotating shaft 48 is fixedly disposed with a first bevel gear 49, a third rotating shaft 46 is rotatably disposed between the transmission cavity 47 and the switching cavity 40, the end of the third rotating shaft 46 in the transmission cavity 47 is fixedly disposed with a second bevel gear 50 engaged with the first bevel gear 49, and the end of the third rotating shaft 46 in the switching cavity 40 is fixedly disposed with a second spline housing 45 in spline fit with a second spline shaft 53 fixedly disposed on the output shaft of the driving motor 52.

Advantageously, the power device 97 comprises a second rack 44 fixedly arranged in the front end wall of the sliding block 51, a gear cavity 42 is arranged between the switching cavity 40 and the lifting cavity 12 in a communicating manner, and a gear 43 meshed with the second rack 44 and the first rack 22 is rotatably arranged in the gear cavity 42.

Beneficially, the lifting device 96 includes a worm wheel cavity 32 disposed in a rear end wall of the cavity 15 disposed in the operation frame 14 and a pushing cavity 30 disposed in the rear end wall of the operation frame 14, a pushing block 31 fixedly connected to the lifting frame 17 is slidably disposed in the pushing cavity 30, a fourth rotating shaft 35 is rotatably disposed between the pushing cavity 30 and the worm wheel cavity 32, a cam 29 is fixedly disposed at a tail end of the fourth rotating shaft 35 in the pushing cavity 30, a second worm wheel 34 is fixedly disposed at a tail end of the fourth rotating shaft 35 in the worm wheel cavity 32, a second worm 33 engaged with the second worm wheel 34 is rotatably disposed in the worm wheel cavity 32, a right side of the second worm 33 penetrates through a right side wall body of the operation frame 14 and extends out of the operation frame 14, and a tail end of the second worm 33 is fixedly connected to a left side end wall of the hand wheel 13.

Advantageously, the left and right end walls of the moving frame 10 are fixedly provided with the steering wheels 23 positioned at the front side of the driving wheels 11, and the steering wheels 23 can swing left and right, so that the moving direction of the equipment can be adjusted.

Advantageously, the return spring 18 is a damping spring, which can be compressed and released in a relatively short time, so as to avoid injuries to operators caused by sudden release.

Advantageously, a flexible cushion is fixedly arranged on the end wall of one side clamped by the clamping block 39, so that a large friction force can be provided, and the oxygen cylinder is prevented from sliding downwards.

Advantageously, the hand wheel 13 is driven manually, and the operation is simple and convenient.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

Referring to fig. 1 to 5, when the device of the present invention is in an initial state, the lifting frame 17 is attached to the operating frame 14, the second spline housing 45 is in spline fit connection with the second spline shaft 53, the second spline shaft 53 is separated from the first spline housing 41, and the left and right clamping blocks 39 are respectively attached to the left and right end walls of the clamping cavity 16.

Sequence of mechanical actions of the whole device:

1. when the device works, the driving motor 52 is started to drive the second spline sleeve 45 to rotate, so that the second bevel gear 50 is driven to rotate, so that the first bevel gear 49 is driven to rotate, so that the second rotating shaft 48 is driven to rotate, so that the driving wheel 11 is driven to rotate, so that the device is driven to move, after the device moves to wrap an oxygen cylinder, the device is adjusted, so that the oxygen cylinder is just positioned between the left clamping block 39 and the right clamping block 39, and at the moment, the driving motor 52 is turned off;

2. at this time, an operator steps on the pedal 24, at this time, the pedal 24 is driven to move downwards by the self gravity of the operator, so that the lifting frame 17 is driven to move downwards, the lifting frame 17 compresses the return spring 18, meanwhile, the lifting frame 17 moves downwards to drive the first rack 22 to move downwards, when the first rack 22 moves downwards and is meshed with the gear 43, the gear 43 rotates to drive the sliding block 51 to move upwards, at this time, the sliding block 51 drives the second spline shaft 53 to be inserted into the first spline housing 41, and meanwhile, the second spline shaft 53 is separated from the second spline housing 45;

3. starting the driving motor 52 to rotate the second spline shaft 53, so as to rotate the first spline housing 41, so as to rotate the first spline shaft 25, so as to rotate the first worm 27, so as to rotate the first worm wheel 21, so as to rotate the first rotation shaft 20, so as to rotate the second pulley 37, so as to rotate the first pulley 55, so as to rotate the threaded sleeve 56, so as to move the threaded rod 58, so that the left and right threaded rods 58 move towards each other, so as to move the clamping blocks 39 towards each other, so as to clamp and fasten the oxygen cylinder;

4. when the operator moves down the pedal 24, the return spring 18 releases elastic potential energy to press the lifting frame 17 upwards, when the weight of the oxygen cylinder is less than the weight of the operator, the return spring 18 can directly press the lifting frame 17 upwards to drive the oxygen cylinder to move upwards to separate from the ground, when the weight of the oxygen cylinder is more than the weight of the operator, the operator only needs to rotate the hand wheel 13 to drive the second worm 33 to rotate, thereby driving the second worm wheel 34 to rotate, thereby driving the cam 29 to rotate, the cam 29 rotates to press the pushing block 31 upwards, at this time, the upward pressing force of the cam 29 is superposed with the elastic force of the return spring 18 to lift the oxygen cylinder to separate from the ground, at this time, the lifting frame 17 moves upwards to drive the first rack 22 to move upwards, thereby driving the gear 43 to rotate reversely, thereby driving the sliding block 51 to move downwards, thereby driving the second spline shaft 53 to move downwards to be in spline fit with the second spline sleeve 45, and starting the movable equipment which can be conveniently driven by the driving motor 52, thereby driving the oxygen cylinder to move.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a medical oxygen cylinder mobile device with lock solid function, is including removing the frame, being located remove the operation frame of frame top and remove the frame with can reciprocate between the operation frame hoisting frame, its characterized in that: sliding holes which are communicated up and down are symmetrically arranged in the lifting frame, sliding rods which are connected with the moving frame and the operating frame are connected in the sliding holes in a sliding manner, a reset spring which surrounds the sliding rods is arranged between the lifting frame and the operating frame, a clamping cavity with a forward opening is arranged in the lifting frame, locking devices are arranged on the left side and the right side of the clamping cavity, the locking devices move oppositely by utilizing clamping blocks which are symmetrically arranged in the clamping cavity in the left side and the right side so as to clamp and fix the oxygen cylinder, threaded sleeves are rotatably arranged in belt cavities which are arranged in end walls on the left side and the right side of the lifting frame, threaded holes which are communicated left and right are arranged in the threaded sleeves, the threaded rods which are connected with threads in the threaded holes are driven to move by the rotation of the threaded sleeves, so that the clamping blocks are, a switching cavity is arranged in the wall of the rear side end of the lifting cavity, a transmission cavity is arranged in the bottom wall of the switching cavity, a moving device for driving equipment to move is arranged in the transmission cavity, a power device is arranged in the switching cavity, the power device drives a sliding block which is arranged in the switching cavity in a sliding mode to move up and down so as to drive a driving motor which is fixedly arranged in the sliding block to move up and down, so that power switching between the locking device and the moving device is realized, a pedal which is positioned at the rear side of the moving frame is fixedly arranged on the bottom wall of the lifting frame, when an oxygen cylinder needs to be carried, an operator steps on the pedal, drives the lifting frame to move down by utilizing self gravity to compress the reset spring, and drives the power device to act through the first rack which is fixedly arranged on the bottom wall of the lifting, therefore, the driving power of the moving device is switched to the locking device, when the locking device locks the oxygen cylinder, an operator walks down the pedal, the elastic potential energy of the reset spring can overcome most of the gravity of the oxygen cylinder, and the hand wheel arranged on the right side of the moving frame is manually rotated to drive the lifting device arranged in the rear side end wall of the moving frame to act, so that the oxygen cylinder is easily lifted.

2. The medical oxygen cylinder moving device with the locking function as claimed in claim 1, wherein: locking device includes the first band pulley that the external fixed surface of thread bush set up controls two be provided with between the belt chamber and rotate the chamber, control two it is provided with between the belt chamber to rotate and runs through the first pivot in rotation chamber, in the belt chamber first pivot end is fixed and is provided with the second band pulley, the second band pulley with between the first band pulley by belt drive cooperation is connected, rotate the intracavity first pivot external fixed surface is provided with first worm wheel, rotate the intracavity rotatable be provided with first worm wheel meshing's first worm, be provided with the splined hole that link up from top to bottom in the first worm, splined hole internal spline is connected with first integral key shaft, first integral key shaft bottom stretches into switch intracavity and end fixed are provided with first splined sleeve.

3. The medical oxygen cylinder moving device with the locking function as claimed in claim 1, wherein: the moving device comprises a second rotating shaft which is rotatably arranged in the transmission cavity, the left side and the right side of the second rotating shaft extend out of the moving frame, a driving wheel is fixedly arranged at the tail end of the second rotating shaft, a first bevel gear is fixedly arranged on the outer surface of the second rotating shaft, a third rotating shaft is rotatably arranged between the transmission cavity and the switching cavity, a second bevel gear meshed with the first bevel gear is fixedly arranged at the tail end of the third rotating shaft in the transmission cavity, and a second spline sleeve in spline fit with a second spline shaft fixedly arranged on an output shaft of the driving motor is fixedly arranged at the tail end of the third rotating shaft in the switching cavity.

4. The medical oxygen cylinder moving device with the locking function as claimed in claim 1, wherein: the power device comprises a second rack fixedly arranged in the end wall of the front side of the sliding block, a gear cavity is communicated and arranged between the switching cavity and the lifting cavity, and a gear meshed with the second rack and the first rack is rotatably arranged in the gear cavity.

5. The medical oxygen cylinder moving device with the locking function as claimed in claim 1, wherein: the lifting device comprises a worm wheel cavity arranged in the cavity rear side end wall arranged in the operation frame and a pushing cavity arranged in the cavity rear side end wall arranged in the operation frame, a pushing block fixedly connected with the lifting frame is arranged in the pushing cavity in a sliding mode, a fourth rotating shaft is arranged between the pushing cavity and the worm wheel cavity in a rotating mode, a cam is fixedly arranged at the tail end of the fourth rotating shaft in the pushing cavity, a second worm wheel is fixedly arranged at the tail end of the fourth rotating shaft in the worm wheel cavity, a second worm meshed with the second worm wheel is rotatably arranged in the worm wheel cavity, the right side of the second worm penetrates through the wall body on the right side of the operation frame and stretches out of the wall body on the right side of the operation frame, the outer portion of the operation frame.

6. The medical oxygen cylinder moving device with the locking function as claimed in claim 1, wherein: the left end wall and the right end wall of the movable frame are fixedly provided with the steering wheels positioned on the front sides of the driving wheels, and the steering wheels can swing left and right so as to adjust the moving direction of the equipment.

7. The medical oxygen cylinder moving device with the locking function as claimed in claim 1, wherein: reset spring is damping spring, and can compress and release process time is slow, avoids the sudden release to cause operating personnel to be injured.

8. The medical oxygen cylinder moving device with the locking function as claimed in claim 1, wherein: the fixed flexible cushion that is provided with on grip block centre gripping one side end wall can provide great frictional force, avoids the oxygen cylinder gliding.

9. The medical oxygen cylinder moving device with locking function as claimed in claim 5, wherein: the hand wheel is driven manually, and the operation is simple and convenient.