CN112451225B

CN112451225B - A kind of pusher used for ambulance

Info

Publication number: CN112451225B
Application number: CN202011350870.3A
Authority: CN
Inventors: 田贵林; 李元媛
Original assignee: Yongchuan Hospital of Chongqing Medical University
Current assignee: Yongchuan Hospital of Chongqing Medical University
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2023-03-28
Anticipated expiration: 2040-11-26
Also published as: CN112451225A

Abstract

The invention belongs to the technical field of medical instruments, and relates to a push bed for an emergency ambulance, which comprises a bed body, and a main support frame and an auxiliary support frame which are arranged on the bed body, wherein rollers are respectively arranged on the main support frame and the auxiliary support frame, the bed body comprises a first bed plate, a second bed plate and a third bed plate, connecting grooves are respectively formed in two ends of the second bed plate, hinge columns are respectively arranged in the connecting grooves, first connecting rings are respectively arranged on the first bed plate and the third bed plate, the first bed plate and the third bed plate are respectively hinged to the hinge columns of the second bed plate through the first connecting rings, baffle grooves are formed in the first bed plate, and baffles matched with the baffle grooves are arranged on the second bed plate.

Description

A kind of pusher used for ambulance

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a manipulator for an emergency ambulance.

Background

In the treatment places such as hospitals and the like, medical cots are often used; the medical push bed is applied to various places such as rescue, first aid, treatment and the like; the medical push bed has different requirements for different patients; from operating table to ward, ward to ambulance, ambulance to operating room; when critical patients and patients with large body weight and difficult illness state have large actions, a medical bed which can be sent from home to an ambulance and then the ambulance to an operating room is needed; the patient can move and transfer conveniently. However, since the elevator depth of the residential building is shallow and far shorter than the length of the push bed and stretcher of a general ambulance, the push bed of the general ambulance is difficult to enter the elevator, and the push bed of the general ambulance needs to be carried to the ambulance again by using a wheelchair, which is time-consuming, and more difficult in case of heavy weight.

Disclosure of Invention

Based on the problems mentioned in the background technology, the invention provides a push bed for an emergency ambulance, which is used for solving the problem that the length of the existing push bed is difficult to adapt to the depth of an elevator of a residential building, so that the push bed cannot enter the elevator and the emergency treatment is delayed.

The technical scheme adopted by the invention is as follows:

a push bed for an emergency ambulance comprises a bed body, a main support frame and an auxiliary support frame, wherein the main support frame and the auxiliary support frame are arranged on the bed body, rollers are respectively arranged on the main support frame and the auxiliary support frame, the rollers positioned at one end of the head of the bed body are universal wheels, a first handrail is arranged on the bed body, a baffle plate is arranged on the bed body, the bed body comprises a first bed plate, a second bed plate and a third bed plate, connecting grooves are respectively formed at two ends of the second bed plate, hinge columns are respectively arranged in the connecting grooves, first connecting rings are respectively arranged on the first bed plate and the third bed plate, the first bed plate and the third bed plate are respectively hinged on the hinge columns of the second bed plate through the first connecting rings, baffle grooves are formed in the first bed plate, baffles matched with the baffle grooves are arranged on the second bed plate, a base is arranged on the second bed plate, the main support frame comprises two first supports and two second supports, two first supports and two second supports are hinged on a base, a first connecting rod is arranged between the two first supports, a second connecting rod is arranged between the two second supports, a telescopic connecting rod is connected between the first connecting rod and the second connecting rod, a second connecting ring is hinged on the hinge column of the second bed plate close to one end of the first bed plate, an adjusting rod and a first arc-shaped frame are connected on the second connecting ring, a first cross rod is arranged on the first arc-shaped frame, a third connecting ring is hinged on the hinge column of the second bed plate close to one end of the third bed plate, a second arc-shaped frame is connected on the third connecting ring, a second cross rod is arranged on the second arc-shaped frame, a connecting cylinder is arranged on the third bed plate, the second cross rod is arranged in the connecting cylinder in a penetrating manner, a linkage rod is hinged between the first arc-shaped frame and the second arc-shaped frame, a first elastic fixing mechanism is arranged on the adjusting rod, the adjustable bed is characterized in that the adjusting rod is connected with an auxiliary frame, a second elastic fixing mechanism is installed on the auxiliary frame, the second elastic fixing mechanism comprises a first spring frame, a first lock pin and a first handle, the first lock pin is fixedly connected with the first handle, the first spring frame is installed on the auxiliary frame, a first limiting ring is arranged on the first lock pin, a first spring is sleeved on the first lock pin and located between the first limiting ring and the first spring frame, the first elastic fixing mechanism and the second elastic fixing mechanism are identical in structure, and a first limiting hole matched with the first lock pin is formed in the second bed board.

On the basis of the technical scheme, the invention is also improved as follows:

further, the telescopic connecting rod comprises a connecting sleeve and a connecting rod, fourth connecting rings are arranged on the connecting sleeve and the connecting rod, the connecting sleeve and the connecting rod are respectively connected with the first connecting rod and the second connecting rod through the fourth connecting rings, the connecting rod penetrates through the connecting sleeve, a first fixing hole and a second fixing hole are formed in the connecting rod, a third elastic fixing mechanism is arranged on the connecting sleeve and comprises a second spring frame, a second lock pin penetrates through the second spring frame, a through hole matched with the second lock pin is formed in the connecting sleeve, a second limiting ring is arranged on the second lock pin, a second spring is sleeved on the second lock pin and is located between the second limiting ring and the second spring frame, and a second handle is arranged on the second lock pin.

Furthermore, a slope surface is formed in the second bed plate, and the position of the slope surface corresponds to the position of the first limiting hole.

Further, one end of the first lock pin is provided with a round angle.

Furthermore, a first buckle belt, a second buckle belt and a third buckle belt are mounted on the second bed board, a female buckle is arranged on the first buckle belt, a male buckle is arranged on the second buckle belt, a connecting frame is arranged on the female buckle, and a hook matched with the connecting frame is arranged on the third buckle belt.

Furthermore, one end of the adjusting rod is provided with a second handrail.

The invention has the beneficial effects that:

1. the bed body comprises first bed board, second bed board and third bed board, and first bed board and third bed board all articulate on the second bed body, through pulling regulation pole accessible second arc frame and second horizontal pole with third bed board jack-up, thereby it descends to adjust a seat form with the bed body to be equipped with first horizontal pole on the first arc frame simultaneously and make first bed board descend to reduce the length of manipulator, and it is convenient to adjust, can avoid the manipulator to carry out the elevator and delay the rescue.

2. The second bed body is supported through two first supports and two second supports, and the angle is great between first support and the second support through telescopic connecting rod connection simultaneously, is favorable to improving the stability of manipulator, and the security is better.

Drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a first schematic view of a first embodiment of a trolley for use in a crash cart according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic longitudinal sectional view of a manipulator for an ambulance in accordance with an embodiment of the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

fig. 5 is a schematic structural diagram ii of a trolley for an ambulance in an embodiment of the present invention;

FIG. 6 is a schematic structural view of the push bench when the first and second brackets are retracted according to the embodiment of the present invention;

fig. 7 is a deformed configuration view of a manipulator for an emergency ambulance in accordance with an embodiment of the present invention;

FIG. 8 is a schematic longitudinal sectional view of a pantograph linkage assembly according to an embodiment of the present invention;

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

the main element symbols are as follows:

the first bed plate 11, the first connection ring 111, the baffle groove 112, the second bed plate 12, the base 121, the first limit hole 122, the slope 123, the connection groove 1241, the hinge post 125, the third bed plate 13, the connection cylinder 131, the sub-support frame 14, the roller 15, the first handrail 16, the first support 21, the second support 22, the first connection rod 23, the second connection rod 24, the adjustment rod 31, the second handrail 311, the sub-frame 32, the second connection ring 33, the first arc frame 34, the first cross rod 35, the first elastic fixing mechanism 36, the second elastic fixing mechanism 37, the first spring frame 371, the first lock pin 372, the first handle 373, the first spring 374, the third connection ring 41, the second arc frame 42, the second cross rod 43, the linkage rod 44, the telescopic connection rod 5, the connection sleeve 51, the connection rod 52, the third elastic fixing mechanism 53, the second spring frame 531, the second lock pin 532, the second limit ring 533, the second spring frame, the second spring buckle tape 535, the fourth connection ring 54, the first buckle tape 61, the second connection ring 62, the second hook 65, the third hook 63, and the connection frame 64.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 9, a push bed for an emergency ambulance comprises a bed body, and a main support frame and an auxiliary support frame 14 mounted on the bed body, wherein the main support frame and the auxiliary support frame 14 are both provided with rollers 15, the roller 15 at one end of the head of the bed body is a universal wheel, the bed body is provided with a first handrail 16, the bed body is provided with a baffle plate, the bed body comprises a first bed plate 11, a second bed plate 12 and a third bed plate 13, both ends of the second bed plate 12 are provided with connecting grooves 1241, the connecting grooves 1241 are both provided with hinge columns 125, the first bed plate 11 and the third bed plate 13 are both provided with first connecting rings 111, the first bed plate 11 and the third bed plate 13 are both hinged on the hinge columns 125 of the second bed plate 12 through the first connecting rings 111, the first bed plate 11 is provided with baffle grooves 112, the second bed plate 12 is provided with baffle plates 124 matched with the baffle grooves 112, the second bed plate 12 is provided with a base 121, the main support frame comprises two first supports 21 and two second supports 22, the two first supports 21 and the two second supports 22 are hinged on the base 121, a first connecting rod 23 is arranged between the two first supports 21, a second connecting rod 24 is arranged between the two second supports 22, a telescopic connecting rod 5 is connected between the first connecting rod 23 and the second connecting rod 24, a second connecting ring 33 is hinged on a hinge column 125 of the second bed plate 12 close to one end of the first bed plate 11, an adjusting rod 31 and a first arc-shaped frame 34 are connected on the second connecting ring 33, a first cross rod 35 is arranged on the first arc-shaped frame 34, a third connecting ring 41 is hinged on a hinge column 125 of the second bed plate 12 close to one end of the third bed plate 13, a second arc-shaped frame 42 is connected on the third connecting ring 41, a second cross rod 43 is arranged on the second arc-shaped frame 42, a connecting cylinder 131 is arranged on the third bed plate 13, and the second cross rod 43 is arranged in the connecting cylinder 131, articulated between first arc 34 and the second arc 42 have the gangbar 44, be equipped with first elasticity fixed establishment 36 on the regulation pole 31, be connected with the subframe 32 on the regulation pole 31, install second elasticity fixed establishment 37 on the subframe 32, second elasticity fixed establishment 37 includes first spring frame 371, first lockpin 372 and first leader 373 fixed connection, first spring frame 371 installs on subframe 32, be equipped with first spacing ring on the first lockpin 372, the cover is equipped with first spring 374 on the first lockpin 372, first spring 374 is located between first spacing ring and the first spring frame 371, first elasticity fixed establishment 36 is the same with second elasticity fixed establishment 37 structure, set up on the second bed board 12 with first lockpin 372 assorted spacing hole 122.

The telescopic connecting rod 5 comprises a connecting sleeve 51 and a connecting rod 52, fourth connecting rings 54 are arranged on the connecting sleeve 51 and the connecting rod 52, the connecting sleeve 51 and the connecting rod 52 are respectively connected with the first connecting rod 23 and the second connecting rod 24 through the fourth connecting rings 54, the connecting rod 52 penetrates through the connecting sleeve 51, a first fixing hole 521 and a second fixing hole 522 are formed in the connecting rod 52, a third elastic fixing mechanism 53 is arranged on the connecting sleeve 51, the third elastic fixing mechanism 53 comprises a second spring frame 531, a second lock pin 532 is arranged on the second spring frame 531 in a penetrating manner, a through hole matched with the second lock pin 532 is formed in the connecting sleeve 51, a second limit ring 533 is arranged on the second lock pin 532, a second spring 534 is sleeved on the second lock pin 532, the second spring 534 is located between the second limit ring 533 and the second spring frame 531, and a second handle 535 is arranged on the second lock pin 532. The connecting sleeve 51 and the connecting rod 52 can only slide by pulling the second lock pin 532 to be separated from the connecting rod 52, so that the first bracket 21 and the two second brackets 22 can be pulled to two sides to be retracted, and the manipulator can be put into the emergency ambulance.

Wherein, the second bed board 12 is provided with a slope 123, and the position of the slope 123 corresponds to the position of the first limiting hole 122. Through the design of the leather surface 123, the first lock pin 372 can slide along the slope surface 123 when the adjusting rod 31 is rotated, so as to be automatically clamped in the first limiting hole 122.

Wherein, a round angle 3721 is provided at one end of the first lock pin 372. The rounded corner 3721 reduces the frictional resistance between the first latch 372 and the ramp 123 to facilitate the first latch 372 sliding along the ramp 123.

Wherein, the second bed plate 12 is provided with a first buckle belt 61, a second buckle belt 62 and a third buckle belt 63, the first buckle belt 61 is provided with a female buckle, the second buckle belt 62 is provided with a male buckle, the female buckle is provided with a connecting frame 64, and the third buckle belt 63 is provided with a hook 65 matched with the connecting frame 64. The first buckle belt 61, the second buckle belt 62 and the third buckle belt 63 can fix a user to prevent the user from sliding off.

Wherein, one end of the adjusting lever 31 is provided with a second handrail 311. The second handrail 311 is arranged to prevent the end of the adjusting rod 31 from colliding with a user to cause damage to the user due to shaking when the adjusting rod is used.

When the push-type bed is used, the part of the push-type bed pulled out from the emergency ambulance is used for suspending the first support 21 and the two second supports 22, then the second handle 535 is pulled to pull the second lock pin 532 out of the second fixing hole 522 so that the connecting sleeve 51 and the connecting rod 52 can freely slide, then the first support 21 or the second support 22 is pulled to rotate and descend, when the position of the second lock pin 532 corresponds to the position of the first fixing hole 521, the second lock pin 532 is automatically inserted into the first fixing hole 521 for fixing again, at the moment, the push-type bed is unfolded (as shown in figure 1), then a patient is placed on the bed, the waist of the patient is buckled through the first buckle belt 61 and the second buckle belt 62, and the third buckle belt 63 is passed through the crotch of the patient and is hooked on the connecting frame 64 through the hook 65. When the elevator needs to be entered, the first lock pin 372 of the first elastic fixing mechanism 36 is pulled up through the first handle 373 and then the adjusting rod 31 is pulled upwards, when the first lock pin 372 of the second elastic fixing mechanism 37 is clamped into the first limiting hole 122, the adjusting rod 31 stops, when the adjusting rod 31 rotates upwards, the first arc-shaped frame 34 is driven to rotate anticlockwise along the axis of the second connecting ring 33, the first cross rod 35 loses support of the first bed plate 11 and then descends, meanwhile, the second arc-shaped frame 42 is pushed to rotate along the axis of the third connecting ring 41 under the action of the linkage rod 44, the second cross rod 43 rises to jack up the third bed plate 13, so that the push bench is changed into a seat state (as shown in fig. 7), and the length of the push bench is reduced, so that the elevator can be better entered.

The present invention provides a push chair for an ambulance. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a manipulator for emergency tender, includes the bed body and installs main tributary strut and auxiliary stay frame (14) on the bed body, all install gyro wheel (15) on main tributary strut and auxiliary stay frame (14), wherein gyro wheel (15) that are located bed body head one end are the universal wheel, be equipped with first handrail (16) on the bed body, be equipped with breast board, its characterized in that on the bed body: the bed body comprises a first bed board (11), a second bed board (12) and a third bed board (13), connecting grooves (1241) are formed in two ends of the second bed board (12), hinged columns (125) are arranged in the connecting grooves (1241), first connecting rings (111) are arranged on the first bed board (11) and the third bed board (13), the first bed board (11) and the third bed board (13) are hinged to the hinged columns (125) of the second bed board (12) through first connecting rings (111), baffle grooves (112) are formed in the first bed board (11), baffles (124) matched with the baffle grooves (112) are arranged on the second bed board (12), a base (121) is arranged on the second bed board (12), the main support frame comprises two first supports (21) and two second supports (22), the two first supports (21) and the two second supports (22) are hinged to the base (121), a first connecting rod (23) is arranged between the two first supports (21), a second connecting rod (24) is arranged between the two first supports (22), and one end of the first connecting rod (23) is connected with a second connecting rod (24) which is close to the first connecting rod (11), the second connecting ring (33) is connected with an adjusting rod (31) and a first arc-shaped frame (34), the first arc-shaped frame (34) is provided with a first cross rod (35), the second bed plate (12) is close to one end of the third bed plate (13), the hinge column (125) is hinged with a third connecting ring (41), the third connecting ring (41) is connected with a second arc-shaped frame (42), the second arc-shaped frame (42) is provided with a second cross rod (43), the third bed plate (13) is provided with a connecting cylinder (131), the second cross rod (43) is arranged in the connecting cylinder (131) in a penetrating manner, a linkage rod (44) is hinged between the first arc-shaped frame (34) and the second arc-shaped frame (42), the adjusting rod (31) is provided with a first elastic fixing mechanism (36), the adjusting rod (31) is connected with a secondary frame (32), the secondary frame (32) is provided with a second elastic fixing mechanism (37), the second elastic fixing mechanism (37) comprises a first spring lock frame (371), a first handle pin (372) and a first handle pin (373), the first spring fixing mechanism (372) is arranged on the first handle frame (372), and a first spring limiting pin (374) is sleeved on the first spring frame (371), the first spring (374) is located between the first limiting ring and the first spring frame (371), the first elastic fixing mechanism (36) and the second elastic fixing mechanism (37) are identical in structure, and the second bed plate (12) is provided with a first limiting hole (122) matched with the first locking pin (372).

2. The cart of claim 1, wherein: the telescopic connecting rod (5) comprises a connecting sleeve (51) and a connecting rod (52), fourth connecting rings (54) are arranged on the connecting sleeve (51) and the connecting rod (52), the connecting sleeve (51) and the connecting rod (52) are respectively connected with the first connecting rod (23) and the second connecting rod (24) through the fourth connecting rings (54), the connecting rod (52) penetrates through the connecting sleeve (51), a first fixing hole (521) and a second fixing hole (522) are formed in the connecting rod (52), a third elastic fixing mechanism (53) is arranged on the connecting sleeve (51), the third elastic fixing mechanism (53) comprises a second spring frame (531), a second lock pin (532) penetrates through the second spring frame (531), a through hole matched with the second lock pin (532) is formed in the connecting sleeve (51), a second limit ring (533) is arranged on the second lock pin (532), a second spring (534) is sleeved on the second lock pin (532), the second spring (534) is located between the second limit ring (533) and one end of the second armrest (31), and a second handle (311) is arranged on the second spring frame (531).

3. The cart of claim 1, wherein: a slope surface (123) is formed in the second bed plate (12), and the position of the slope surface (123) corresponds to the position of the first limiting hole (122).

4. The cart of claim 1, wherein: one end of the first lock pin (372) is provided with a round angle (3721).

5. The cart of claim 1, wherein: install first detain area (61), second on second bed board (12) detain area (62) and third and detain area (63), be equipped with the box on first detaining area (61), it detains to be equipped with the son on second detains area (62), be equipped with connection frame (64) on the box, be equipped with on third detains area (63) and couple (65) with connection frame (64) assorted.