CN112603681B

CN112603681B - Sickbed with guardrails

Info

Publication number: CN112603681B
Application number: CN202011562237.0A
Authority: CN
Inventors: 孙瑞慧
Original assignee: First Affiliated Hospital of Wenzhou Medical University
Current assignee: First Affiliated Hospital of Wenzhou Medical University
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-11-23
Anticipated expiration: 2040-12-25
Also published as: CN112603681A

Abstract

The invention discloses a guardrail sickbed, which has the technical scheme that the sickbed comprises a sickbed frame body and a guardrail component, wherein the guardrail component comprises a rotating guardrail rotatably connected with the sickbed frame body, a rotating cross rod rotatably connected with the rotating guardrail, a lifting guardrail connected with the rotating guardrail in a sliding manner, and a lifting cross rod rotatably connected with the lifting guardrail, and a control locking structure which can be detachably connected with the rotating guardrail adjacent to the end part of the rotating cross rod is arranged at the end part of the rotating cross rod; the utility model discloses a manual lift railing, including the guardrail body, the guardrail body is connected with the guardrail body, the guardrail body is connected with the lift drive device, the lift guardrail body, the lift height that the lift guardrail body is connected with the lift height that can drive that the lift guardrail body is adjusted between the lift guardrail body is adjusted to the lift guardrail body. Can realize the expansion and accomodate of guardrail, more can regulate and control the height of guardrail.

Description

Sickbed with guardrails

Technical Field

The invention relates to the technical field of medical sickbeds, in particular to a guardrail sickbed.

Background

Generally, in various common hospital beds, a guardrail is disposed on two sides of the hospital bed, and the guardrail is pivotally connected to the hospital bed, so as to protect the hospital bed from falling down. Doctors, nurses or carers often need to check patients lying on the sickbed, and the patients are often blocked or blocked from access by the fixed sickbed guardrails. Therefore, as can be seen from the common sickbeds, the guardrails on the two sides of the sickbed can be pulled downwards further to make the guardrails lean against the sickbed. Mainly to facilitate a patient lying on a sickbed to easily get on and off the sickbed. However, the design of the medical sickbed is good and bad, the rest experience of the patient is directly influenced, and compared with the sickbed with the rotatable guardrail, the height of the guardrail can not be adjusted, so that certain use limitation is realized.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a guardrail sickbed to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a guardrail sickbed comprises a sickbed frame body and a guardrail assembly arranged on the sickbed frame body, wherein the guardrail assembly comprises a rotating guardrail rotatably connected with the sickbed frame body, a rotating cross rod rotatably connected with the rotating guardrail, a lifting guardrail connected with the rotating guardrail in a sliding manner, and a lifting cross rod rotatably connected with the lifting guardrail, one end of the rotating guardrail in the length direction is rotatably connected with one side of the sickbed frame body in the length direction, the other end of the rotating guardrail is rotatably connected with the rotating cross rod, the rotating guardrails are provided with a plurality of control locking structures which are arranged in the length direction of the sickbed frame body, and the end parts of the rotating cross rods are provided with control locking structures which can be detachably connected with the rotating guardrails adjacent to the rotating guardrail;

rotate the railing and become the setting of cavity tubular structure, lift railing one end is pegged graft and is rotating the railing middle part and slide with the rotation railing axial and be connected the setting, the lift railing other end rotates with the lift horizontal pole to be connected, the quantity of lift railing keeps unanimous with the quantity that rotates the railing, be provided with the regulation hasp structure that can regulate and control lift railing height between lift railing and the rotation railing, adjust the height that the hasp structure is used for manual regulation and control lift railing, be provided with the lift drive arrangement that can drive lift railing lift on the sick bed support body.

The invention is further configured to: the adjusting lock catch structure comprises an adjusting positioning hole arranged on the inner side wall of the rotating handrail, an adjusting slide block arranged in the lifting handrail and connected in a sliding manner along the radial direction of the lifting handrail, an adjusting slide rod arranged in the lifting handrail and connected in a sliding manner along the axial direction of the lifting handrail, a traction piece arranged in the lifting handrail and used for driving the adjusting slide rod to slide axially, and an operation pressing piece arranged on the lifting cross rod and used for controlling the traction piece, wherein a plurality of adjusting positioning holes are arranged and arranged along the axial direction of the rotating handrail, the adjusting slide block is positioned at the end part which is close to the lifting handrail and inserted into the rotating handrail, the adjusting slide block comprises an adjusting positioning rod which can penetrate through the side wall of the lifting handrail and is embedded into the adjusting positioning hole, an adjusting sliding groove for embedding the adjusting slide rod is arranged on the adjusting slide block, and the included angle between the length direction of the adjusting slide rod and the length direction of the lifting handrail is set, the adjusting slide block can be close to or far away from the adjusting positioning hole in the sliding process along the length direction of the adjusting slide rod through the adjusting slide groove.

The invention is further configured to: the fixed collar that is provided with on the inside wall of lift railing, draw the piece including with adjust slide bar fixed connection draw the slide bar down, establish with the cover and be used for propelling movement adjust slide bar to slide down on drawing the slide bar under and draw the slide bar on and draw the slide bar with the operation according to a cooperation and connect and draw the rotatable biography power piece between slide bar and the last slide bar of drawing down, draw the slide bar down and be close to the end fixing of adjusting the slide bar and be provided with the butt ring that supplies spring one end butt, the spring other end and collar butt, the spring natural state drives down and draws the slide bar in-process of sliding down and can drive the adjusting block through adjusting the slide bar and be close to the regulation locating hole and slide, insert in the regulation locating hole until the regulation locating lever.

The invention is further configured to: the operation is located lifting horizontal pole width one side and is connected the setting along the radial sliding of lifting horizontal pole, be provided with the through-hole that supplies the operation to press a part embedding on the lifting horizontal pole, the upper end of pulling the slide bar on is including the spacing horizontal pole and the lifter that slides that become 7 font structures and set up, the lower extreme and the rotatable biography power piece fixed connection that pass of pulling the slide bar on, the operation is provided with the operation spout that supplies the lifter embedding according to the one end that the piece is located lifting horizontal pole, and the lifter that slides can drive to pull the slide bar and slide along the length direction of lifting fence pole along the length direction of the length direction in-process that slides of operation spout, and the operation is pressed the piece and can be driven to pull the slide bar and upwards slide through the lifter in-process of sliding in the lifting horizontal pole.

The invention is further configured to: the rotatable force transmission piece is a flexible rope.

The invention is further configured to: draw the slide bar and draw the articulated setting of slide bar with last down, rotatable biography power piece is for drawing the articulated shaft of slide bar and last traction slide bar under the articulated, the axial of articulated shaft and the rotation axial parallel arrangement of lift railing and lift horizontal pole.

The invention is further configured to: the adjusting lock catch structures are provided with two groups and are respectively positioned between the rotating handrails and the lifting handrails which are close to the two ends of the rotating cross rod.

The invention is further configured to: the rotary cross rod is provided with an embedded groove for embedding the lifting cross rod, and a notch for avoiding an exposed operation pressing piece is arranged at an opening of the embedded groove.

The invention is further configured to: the lifting driving device comprises a lifting driving screw connected with the rotating handrail in a threaded mode, a driving motor used for driving the lifting driving screw to rotate, and a flexible transmission rope connected between the output end of the driving motor and the lifting driving screw in a flexible transmission mode, one end of the lifting driving screw is connected with the lifting handrail, the other end of the lifting driving screw is fixedly connected with the flexible transmission rope, and the driving motor is connected to the sickbed frame body in a rotating mode.

The invention is further configured to: the operation is pressed the end circumferential direction that exposes of piece and the axial is injectd and is connected with operating button, operating button's lateral wall epirelief is equipped with spacing lug structure, be provided with the structure of dodging that is used for dodging spacing lug structure on the inside wall of through-hole and be used for supplying the spacing lug structure limit structure that resets the butt, drive the operation through operating button and press the piece to in-process spacing lug structure of through-hole internal slipping can stretch into the through-hole through dodging the structure in to spacing lug structure can be through realizing spacingly with the limit structure butt after rotating operating button.

In conclusion, the invention has the following beneficial effects: the sliding design of rotating railing and lift railing not only can realize that the whole of guardrail subassembly expandes and accomodates the effect, both has traditional guardrail and has avoided the disease to drop in the effect under the sick bed, also can fold the guardrail and accomodate and make things convenient for the sick to go up, down the sick bed, more can highly carry out manual or electronic regulation and control to the guardrail to the nimble degree of use and the convenient degree of use that have improved the guardrail greatly have effectively improved patient's rest and have experienced.

Drawings

FIG. 1 is a schematic view of a guardrail hospital bed;

figure 2 is a cross-sectional view of a guardrail hospital bed;

FIG. 3 is a schematic structural diagram of the lifting driving device;

fig. 4 is a schematic structural view of the lifting cross bar at the through hole.

Reference numerals: 1. a sickbed frame body; 2. a guardrail assembly; 21. rotating the handrail; 22. rotating the cross bar; 221. caulking grooves; 222. a notch; 23. lifting railings; 24. a lifting cross bar; 241. a through hole; 242. an avoidance structure; 243. a limiting structure; 25. controlling the locking structure; 3. adjusting the locking structure; 31. adjusting the positioning hole; 32. adjusting the sliding block; 321. adjusting the positioning rod; 322. adjusting the sliding chute; 33. adjusting the sliding rod; 34. a traction member; 341. a lower traction sliding rod; 342. a spring; 343. an upper traction sliding rod; 3431. a limiting cross bar; 3432. a sliding diagonal rod; 344. a rotatable force transfer member; 345. a butting ring; 35. operating a button; 351. operating the chute; 352. an operation button; 353. a limiting lug structure; 36. a mounting ring; 4. a lift drive; 41. lifting the driving screw; 42. a drive motor; 43. a flexible drive line.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-4, a guardrail hospital bed comprises a hospital bed frame body 1 and a guardrail assembly 2 arranged on the hospital bed frame body 1, wherein the guardrail assembly 2 comprises a rotary rail 21 rotatably connected with the hospital bed frame body 1, a rotary cross bar 22 rotatably connected with the rotary rail 21, a lifting rail 23 connected with the rotary rail 21 in a sliding manner, and a lifting cross bar 24 rotatably connected with the lifting rail 23, one end of the rotary rail 21 in the length direction is rotatably connected with one side of the hospital bed frame body 1 in the length direction, the other end of the rotary rail 21 is rotatably connected with the rotary cross bar 22, the rotary rails 21 are provided with a plurality of control locking structures 25 which can be detachably connected with the adjacent rotary rail 21; the control catch structure 25 is well known in the art and can be used to support and fold the guard rail using a conventional design.

It sets up to rotate railing 21 to become hollow tubular structure, 23 one end pegs graft at rotation railing 21 middle part and with rotate railing 21 axial and slide and be connected the setting, the lift railing 23 other end rotates with lift horizontal pole 24 to be connected, the quantity of lift railing 23 keeps unanimous with the quantity that rotates railing 21, lift railing 23 can rotate along with the rotation that rotates railing 21, lift railing 23 vertical setting when rotating railing 21 and expanding to the holding condition, and be perpendicular with lift horizontal pole 24, and lift railing 23 rotates with lift horizontal pole 24 thereupon folding when rotating railing 21 is folding to the folded state that draws in, can realize that guardrail subassembly 2's whole expandes and accomodates, make things convenient for its use. And lift railing 23 and rotate and be provided with between the railing 21 and regulate and control lift height's regulation hasp structure 3, adjust hasp structure 3 and be used for manual regulation and control lift height of lift railing 23, be provided with on the sick bed support body 1 and drive lift drive 4 that lift railing 23 goes up and down, lift drive 4 can be used for the lift height of electronic regulation and control lift railing 23.

In this application, the whole expansion that not only can realize guardrail subassembly 2 of the design of sliding of rotating railing 21 and lift railing 23 with accomodate the effect, both had traditional guardrail and avoided the disease to drop under the sick bed effect, also can fold the guardrail and accomodate and make things convenient for the sick to go up, lower sick bed, more can highly carry out manual or electronic regulation and control to the guardrail, thereby the nimble degree of use and the convenient degree of use that have improved the guardrail greatly, patient's rest experience has effectively been improved.

The adjusting lock catch structure 3 comprises an adjusting positioning hole 31 arranged on the inner side wall of the rotating rail 21, an adjusting slide block 32 arranged in the lifting rail 23 and connected in a sliding manner along the radial direction thereof, an adjusting slide bar 33 arranged in the lifting rail 23 and connected in a sliding manner along the axial direction thereof, a traction piece 34 arranged in the lifting rail 23 and used for driving the adjusting slide bar 33 to slide axially, and an operation pressing piece 35 arranged on the lifting cross bar 24 and used for controlling the traction piece 34, wherein a plurality of adjusting positioning holes 31 are arranged and arranged along the axial direction of the rotating rail 21, the adjusting slide block 32 is positioned at the end part which is close to the lifting rail 23 and inserted into the rotating rail 21, the adjusting slide block 32 comprises an adjusting positioning rod 321 which can penetrate through the side wall of the lifting rail 23 and is embedded into the adjusting positioning hole 31, and an adjusting slide groove 322 for embedding the adjusting slide bar 33 is arranged on the adjusting slide block 32, the length direction of adjusting the slide bar 33 and the length direction included angle setting of lift railing 23, adjusting the slider 32 through adjusting spout 322 along adjusting the slide bar 33 length direction in-process can be close to or keep away from adjusting locating hole 31. The operation pressing piece 35 is arranged to drive the traction piece 34 to axially slide along the lifting rail 23, the traction piece 34 can drive the adjusting slide bar 33 to axially slide along the lifting rail 23 in the process of axially sliding along the lifting rail 23, the adjusting slide bar 33 can drive the adjusting slide block 32 to radially slide along the lifting rail 23 in the process of axially sliding along the lifting rail 23, the adjusting positioning rod 321 can be inserted into the adjusting positioning hole 31 in the process of radially sliding along the lifting rail 23 of the adjusting slide block 32, locking of the lifting rail 23 and the rotating rail 21 is realized, and the height of the guardrail component 2 is fixed at the moment; or after the adjusting positioning rod 321 is pulled out from the adjusting positioning hole 31, the lifting rail 23 and the rotating rail 21 are unlocked, and the height of the guardrail assembly 2 is adjustable; this adjust 3 design benefit of hasp structure, simple structure can conveniently realize rotating the fast switch-over of railing 21 with the connection status of lift railing 23, has improved the convenient degree of regulation and the stable degree of use of guardrail subassembly 2 greatly.

The inner side wall of the lifting rail 23 is fixedly provided with a mounting ring 36, the traction member 34 comprises a lower traction sliding rod 341 fixedly connected with the adjusting sliding rod 33, a spring 342 sleeved on the lower traction sliding rod 341 and used for pushing the adjusting sliding rod 33 to slide downwards, an upper traction sliding rod 343 connected with the operation pressing member 35 in a matching manner, and a rotatable force transmission member 344 connected between the lower traction sliding rod 341 and the upper traction sliding rod 343, an abutting ring 345 for abutting against one end of the spring 342 is fixedly arranged at the end part of the lower traction sliding rod 341 close to the adjusting sliding rod 33, the other end of the spring 342 abuts against the mounting ring 36, the adjusting sliding block 32 can be driven by the spring 342 to slide downwards through the adjusting sliding rod 33 in the process of driving the lower traction sliding rod 341 to slide downwards until the adjusting positioning rod 321 is inserted into the adjusting positioning hole 31. The spring 342 is always pressed between the mounting ring 36 and the abutting ring 345 by force, and the mounting ring 36 is fixed on the inner side wall of the lifting rail 23, so that the spring 342 keeps the lower traction sliding rod 341 always away from the mounting ring 36 by pushing the abutting ring 345, that is, the lower traction sliding rod 341 is driven to keep the downward sliding trend, in this state, the adjusting slide block 32 can slide outward of the lifting rail 23 through the adjusting sliding rod 33 connected with the adjusting sliding groove 322 in a sliding manner until the adjusting positioning rod 321 can be inserted into the adjusting positioning hole 31, thereby realizing the locking operation of the adjusting locking structure 3; when the traction sliding rod 341 moves upward under traction, the spring 342 is stressed and compressed, the adjusting slide block 32 can slide into the lifting rail 23 through the adjusting sliding rod 33 connected with the adjusting sliding groove 322 in a sliding manner until the adjusting positioning rod 321 is separated from the adjusting positioning hole 31, so that the unlocking operation of the adjusting locking structure 3 is realized.

In addition, the rotatable force transmission piece 344 connected between the lower traction sliding rod 341 and the upper traction sliding rod 343 can be used for realizing that the lower traction sliding rod 341 and the upper traction sliding rod 343 can be sequentially driven by the upper traction sliding rod 343 and the rotatable force transmission piece 344 to move upwards when the button 35 is operated and controlled, and also can realize bending of the traction piece 34 when the lifting rail 23 and the lifting cross rod 24 rotate, namely the rotatable force transmission piece 344 connected between the lower traction sliding rod 341 and the upper traction sliding rod 343 can be used for realizing bending, and the rotatable force transmission piece 344 is ingenious and practical in design. The rotatable force transmission piece 344 can be made of a flexible rope, and as long as the length of the rotatable force transmission piece is suitable, the rotatable force transmission piece can be effectively connected with the lower traction sliding rod 341 and the upper traction sliding rod 343, so that the upper traction sliding rod 343 can not only pull the lower traction sliding rod 341 through the flexible rope, but also can realize that the traction piece 34 is bent at the flexible rope, and the structure is simple and easy to implement; in addition, the lower pulling slide bar 341 and the upper pulling slide bar 343 may be hinged, the rotatable force transferring member 344 is a hinge shaft for hinging the lower pulling slide bar 341 and the upper pulling slide bar 343, an axial direction of the hinge shaft is parallel to a rotation axial direction of the lifting handrail 23 and the lifting cross bar 24, and the hinge shaft can not only realize that the upper pulling slide bar 343 pulls the lower pulling slide bar 341 through the hinge shaft, but also realize that the pulling member 34 bends at the hinge shaft.

The operation pressing piece 35 is located on one side of the width of the lifting cross bar 24 and is arranged along the radial direction of the lifting cross bar 24 in a sliding and connecting mode, a through hole 241 for partial embedding of the operation pressing piece 35 is formed in the lifting cross bar 24, the upper end of the upper traction sliding rod 343 comprises a limiting cross bar 3431 and a sliding inclined rod 3432 which are arranged in a 7-shaped structure, the lower end of the upper traction sliding rod 343 is fixedly connected with the rotatable force transmission piece 344, an operation sliding groove 351 for embedding of the sliding inclined rod 3432 is formed in one end, located in the lifting cross bar 24, of the operation pressing piece 35, the sliding inclined rod 3432 can drive the upper traction sliding rod 343 to slide along the length direction of the lifting railing 23 in the sliding process along the length direction of the operation sliding groove 351, and the operation pressing piece 35 can drive the upper traction sliding rod 343 to slide upwards through the sliding inclined rod 3432 in the sliding process towards the lifting cross bar 24. In a natural state, one end of the sliding inclined rod 3432, which is close to the rotatable force transmission piece 344, is embedded into the operation sliding groove 351, when the pressing piece 35 slides towards the lifting cross bar 24, the operation sliding groove 351 pushes the sliding inclined rod 3432 to drive the upper traction sliding rod 343 to slide upwards, and in the process, the spring 342 is stressed and compressed until the acting force on the pressing piece 35 is removed, and then the upper traction sliding rod 343 resets and slides. This structure can conveniently realize setting up the operation on lift horizontal pole 24 and press piece 35 to come to regulate and control the operation of pulling piece 34, only need press the operation on lift horizontal pole 24 and press piece 35 can realize adjusting the unblock of hasp structure 3, and convenience of use personnel just can regulate and control the height of guardrail when gripping lift horizontal pole 24 to the convenient degree of use of guardrail subassembly 2 has been improved greatly.

In addition, the operation pressing pieces 35 can be arranged on the two sides of the width of the lifting cross rod 24, and two groups of the adjusting positioning holes 31, the adjusting sliding blocks 32, the adjusting sliding rods 33 and the traction pieces 34 can be arranged, so that the use stability of the adjusting lock catch structure 3 is improved.

The adjusting lock catch structures 3 are provided in two groups and are respectively located between the rotating rail 21 and the lifting rail 23 adjacent to the two ends of the rotating cross rod 22. Because this guardrail height-adjustable design specially adapted children, for avoiding children's maloperation, can set up two sets ofly and be close to 24 both ends of lift horizontal pole respectively with adjusting hasp structure 3, can effectively improve the safe in utilization degree of guardrail.

The rotating crossbar 22 is provided with a caulking groove 221 for the lifting crossbar 24 to be inserted, and an opening of the caulking groove 221 is provided with a notch 222 for avoiding the exposed operation pressing piece 35. The design of caulking groove 221 can make the lifting rail 24 part embed into it, thereby both increased lifting rail 24's hidden nature and thus be favorable to improving guardrail assembly 2's aesthetic measure, thereby also effectively improved guardrail assembly 2's structural strength is favorable to improving the safety in utilization degree. The design of the notch 222 can hide the exposed operation pressing piece 35 therein, which is beneficial to reducing misoperation on the operation pressing piece 35, and meanwhile, the lifting cross bar 24 can be lifted up by pressing the operation pressing piece 35 when the height of the guardrail needs to be adjusted.

The lifting driving device 4 comprises a lifting driving screw 41 screwed with the rotary railing 21, a driving motor 42 used for driving the lifting driving screw 41 to rotate, and a flexible transmission rope 43 connected between the output end of the driving motor 42 and the lifting driving screw 41 in a flexible transmission manner, one end of the lifting driving screw 41 rotates circumferentially with the lifting railing 23 and is axially limited and connected with the lifting driving screw, the other end of the lifting driving screw is fixedly connected with the flexible transmission rope 43, and the driving motor 42 is rotatably connected to the sickbed frame body 1. The driving motor 42 can be rotatably connected to the sickbed frame body 1 through a rotating seat, the driving motor 42 is fixedly installed on the rotating seat, and the rotating axial direction of the rotating seat on the sickbed frame body 1 is perpendicular to the axial direction of the output end of the driving motor 42, so that the flexible operation degree of the flexible transmission rope 43 is further improved; wherein driving motor 42 drives flexible driving rope 43 and rotates in-process lift drive screw 41 and can rotate thereupon, and just can the screw in or screw out with the lift drive screw 41 that rotates railing 21 spiro union and rotate railing 21, thereby can drive lift railing 23 and slide on rotating railing 21, this structural design is ingenious, not only can realize the altitude mixture control of lift railing 23, the effect that can also pass through flexible driving rope 43 realizes rotating the rotation of railing 21 on sick bed support body 1, make guardrail subassembly 2 can realize folding and the electronic regulation and control of height, the nimble degree of use and the application scope of guardrail have been improved greatly, and then patient's rest experience has effectively been improved.

The exposed end of the operating button 35 rotates in the circumferential direction and is limited and connected with an operating button 352 in the axial direction, a limiting bump structure 353 is arranged on the outer side wall of the operating button 352 in a protruding mode, an avoiding structure 242 used for avoiding the limiting bump structure 353 and a limiting structure 243 used for enabling the limiting bump structure 353 to reset and abut against are arranged on the inner side wall of the through hole 241, the limiting bump structure 353 can stretch into the through hole 241 through the avoiding structure 242 in the process that the operating button 352 drives the operating button 35 to slide towards the inside of the through hole 241, and the limiting bump structure 353 can abut against the limiting structure 243 to achieve limiting after the operating button 352 is rotated. When pressing operating button 352, spacing lug structure 353 can be through dodging structure 242 and submerging in through-hole 241 to spacing lug structure 353 and the coincidence of limit structure 243 play the outside effect that slides and reset of restriction operating button 352 behind rotating operating button 352, and this design can make the operation press piece 35 remain throughout and lift the effect of drawing slide bar 343, and the locking structure 3 that also makes the regulation remains the unblock state throughout, conveniently provides lift drive arrangement 4 electric regulation and control railing height.

In addition, lift drive screw 41 one end also can with lift railing 23 butt, rotate the in-process at lift drive screw 41 and revolve into or when unscrewing rotation railing 21, can enough upwards slide through propelling movement lift railing 23, lift railing 23 also can slide downwards under the action of gravity simultaneously to can also be through adjusting 3 manual regulation railing heights of hasp structure after the outage, the use flexibility degree and the application scope of railing have been improved greatly.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a guardrail sick bed, is including sick bed support body (1) and guardrail subassembly (2) of setting on sick bed support body (1), characterized by: the guardrail assembly (2) comprises a rotating rail (21) rotatably connected with the sickbed frame body (1), a rotating cross rod (22) rotatably connected with the rotating rail (21), a lifting rail (23) connected with the rotating rail (21) in a sliding mode, and a lifting cross rod (24) rotatably connected with the lifting rail (23), one end of the rotating rail (21) in the length direction is rotatably connected with one side of the sickbed frame body (1) in the length direction, the other end of the rotating rail (21) is rotatably connected with the rotating cross rod (22), the rotating rail (21) is provided with a plurality of control locking structures (25) which can be detachably connected with the rotating rail (21) close to the rotating rail (22) at the end part;

the hospital bed comprises a rotating handrail (21), a lifting handrail (23), a lifting driving device and a hospital bed frame body, wherein the rotating handrail (21) is arranged in a hollow tubular structure, one end of the lifting handrail (23) is inserted in the middle of the rotating handrail (21) and is axially connected with the rotating handrail (21) in a sliding manner, the other end of the lifting handrail (23) is rotatably connected with a lifting cross rod (24), the number of the lifting handrail (23) is consistent with that of the rotating handrail (21), an adjusting locking structure (3) capable of adjusting the lifting height of the lifting handrail (23) is arranged between the lifting handrail (23) and the rotating handrail (21), the adjusting locking structure (3) is used for manually adjusting the lifting height of the lifting handrail (23), and the hospital bed frame body (1) is provided with the lifting driving device (4) capable of driving the lifting handrail (23) to lift;

the adjusting lock catch structure (3) comprises adjusting positioning holes (31) arranged on the inner side wall of the rotating rail (21), adjusting sliding blocks (32) arranged in the lifting rail (23) and connected in a sliding manner along the radial direction of the lifting rail, adjusting sliding rods (33) arranged in the lifting rail (23) and connected in a sliding manner along the axial direction of the lifting rail, a traction piece (34) arranged in the lifting rail (23) and used for driving the adjusting sliding rods (33) to slide axially, and an operation pressing piece (35) arranged on the lifting cross rod (24) and used for controlling the traction piece (34), wherein a plurality of adjusting positioning holes (31) are arranged and arranged along the axial direction of the rotating rail (21), the adjusting sliding blocks (32) are positioned at the end part which is close to the lifting rail (23) and inserted into the rotating rail (21), and the adjusting sliding blocks (32) comprise adjusting positioning rods (321) which can penetrate through the side wall of the lifting rail (23) and are embedded into the adjusting positioning holes (31), an adjusting sliding groove (322) for embedding an adjusting sliding rod (33) is formed in the adjusting sliding block (32), an included angle between the length direction of the adjusting sliding rod (33) and the length direction of the lifting railing (23) is formed, and the adjusting sliding block (32) can be close to or far away from the adjusting positioning hole (31) in the sliding process along the length direction of the adjusting sliding rod (33) through the adjusting sliding groove (322);

lift drive arrangement (4) including with rotate lift drive screw (41) of railing (21) spiro union and be used for driving lift drive screw (41) pivoted driving motor (42) and flexible transmission connect flexible driving rope (43) between driving motor (42) output and lift drive screw (41), lift drive screw (41) one end is connected with lift railing (23), the other end and flexible driving rope (43) fixed connection, driving motor (42) rotate to be connected on sick bed support body (1).

2. The guardrail hospital bed of claim 1, wherein: the inner side wall of the lifting railing (23) is fixedly provided with a mounting ring (36), the traction part (34) comprises a lower traction sliding rod (341) fixedly connected with the adjusting sliding rod (33), a spring (342) sleeved on the lower traction sliding rod (341) and used for pushing the adjusting sliding rod (33) to slide downwards, an upper traction sliding rod (343) matched and connected with the operation pressing part (35), and a rotatable force transmission part (344) connected between the lower traction sliding rod (341) and the upper traction sliding rod (343), the end part of the lower traction sliding rod (341) close to the adjusting sliding rod (33) is fixedly provided with a butting ring (345) for butting one end of the spring (342), the other end of the spring (342) is butted with the mounting ring (36), the spring (342) can drive the adjusting sliding block (32) to slide close to the adjusting positioning hole (31) through the adjusting sliding rod (33) in the process of driving the lower traction sliding rod (341) to slide downwards in a natural state, until the adjusting positioning rod (321) is inserted into the adjusting positioning hole (31).

3. The guardrail hospital bed of claim 2, wherein: the operation pressing piece (35) is positioned on one side of the width of the lifting cross rod (24) and is connected and arranged along the radial direction of the lifting cross rod (24) in a sliding way, the lifting cross bar (24) is provided with a through hole (241) for partially embedding the operation button (35), the upper end of the upper traction sliding rod (343) comprises a limiting cross rod (3431) and a sliding inclined rod (3432) which are arranged in a 7-shaped structure, the lower end of the upper traction sliding rod (343) is fixedly connected with a rotatable force transmission piece (344), one end of the operation pressing piece (35) positioned in the lifting cross bar (24) is provided with an operation sliding groove (351) for embedding a sliding inclined rod (3432), the sliding inclined rod (3432) can drive the upper traction sliding rod (343) to slide along the length direction of the lifting railing (23) in the sliding process along the length direction of the operation sliding groove (351), when the operation pressing piece (35) slides towards the inside of the lifting cross rod (24), the upper traction sliding rod (343) can be driven to slide upwards through the sliding inclined rod (3432).

4. A guardrail hospital bed according to claim 2 or 3, characterized in that: the rotatable force transmitting member (344) is a flexible cord.

5. A guardrail hospital bed according to claim 2 or 3, characterized in that: the lower traction sliding rod (341) and the upper traction sliding rod (343) are hinged, the rotatable force transmission piece (344) is a hinged shaft for hinging the lower traction sliding rod (341) and the upper traction sliding rod (343), and the axial direction of the hinged shaft is parallel to the rotating axial direction of the lifting railing (23) and the lifting cross rod (24).

6. The guardrail hospital bed according to any of claims 1-3, wherein: the adjusting lock catch structures (3) are arranged in two groups and are respectively positioned between the rotating handrails (21) and the lifting handrails (23) which are close to the two ends of the rotating cross rod (22).

7. The guardrail hospital bed according to any of claims 1-3, wherein: the rotating cross rod (22) is provided with a caulking groove (221) for the lifting cross rod (24) to be embedded in, and a notch (222) for avoiding the exposed operation pressing piece (35) is arranged at an opening of the caulking groove (221).

8. The guardrail hospital bed of claim 3, wherein: the operating button (35) is circumferentially rotated at the exposed end and is axially limited and connected with an operating button (352), a limiting lug structure (353) is arranged on the outer side wall of the operating button (352) in a protruding mode, an avoiding structure (242) used for avoiding the limiting lug structure (353) and a limiting structure (243) used for enabling the limiting lug structure (353) to reset and abut against are arranged on the inner side wall of the through hole (241), the operating button (352) is used for driving the operating button (35) to stretch into the through hole (241) through the avoiding structure (242) in the sliding process of the limiting lug structure (353) in the through hole (241), and the limiting lug structure (353) can abut against the limiting structure (243) to realize limiting after the operating button (352) is rotated.