CN112914846B - Medical emergency department bed trolley capable of automatically adjusting level by utilizing hydraulic transmission - Google Patents
Medical emergency department bed trolley capable of automatically adjusting level by utilizing hydraulic transmission Download PDFInfo
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- CN112914846B CN112914846B CN202110191426.XA CN202110191426A CN112914846B CN 112914846 B CN112914846 B CN 112914846B CN 202110191426 A CN202110191426 A CN 202110191426A CN 112914846 B CN112914846 B CN 112914846B
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- plate
- sliding
- hollow
- trolley
- lifting mechanism
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/02—Stretchers with wheels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
- A61G1/052—Struts, spars or legs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1025—Lateral movement of patients, e.g. horizontal transfer
- A61G7/103—Transfer boards
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1073—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
- A61G2203/72—General characteristics of devices with special adaptations, e.g. for safety or comfort for collision prevention
- A61G2203/723—Impact absorbing means, e.g. bumpers or airbags
Abstract
The invention relates to a medical emergency department bed trolley, in particular to a medical emergency department bed trolley capable of automatically adjusting the level by utilizing hydraulic transmission. The medical emergency department bed trolley capable of automatically adjusting the level by utilizing hydraulic transmission comprises a trolley plate, a lifting mechanism and a balance mechanism, wherein the lifting mechanism is installed at the bottom of the trolley plate, the balance mechanism is installed at the bottom of the trolley plate on the inner side of the lifting mechanism, and the balance mechanism is matched with the lifting mechanism. The balance mechanism is matched with the lifting mechanism, so that the vehicle board can be in a horizontal state, the patient can be conveniently moved, and the lifting mechanism prevents the vehicle board from bumping to cause discomfort to the patient when the vehicle board passes through a pot hole.
Description
Technical Field
The invention relates to a medical emergency department bed trolley, in particular to a medical emergency department bed trolley capable of automatically adjusting the level by utilizing hydraulic transmission.
Background
The medical treatment is a Chinese word and has two meanings of treatment and disease treatment.
The hospital is when removing the sick and serious patient, adopts comfortable instrument of removing mostly, prevents that sick and serious patient's state of an illness from getting heavier, adopts the bed car mostly when removing sick and serious patient at present, and four wheels of current hospital bed car all are fixed connection, when the pothole, the bed car can jolt, and when the ramp highway section, the bed car can incline, can't make sick and serious patient keep the horizontality, so can cause certain discomfort for the sick and serious patient on the bed car.
Therefore, in order to overcome the defects in the prior art, a medical emergency department bed trolley which can conveniently absorb shock and move, can keep horizontal and can automatically adjust the horizontal by utilizing hydraulic transmission is needed.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a medical emergency department bed vehicle which can automatically adjust the level by utilizing hydraulic transmission, aiming at the defects in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a medical emergency department bed trolley capable of automatically adjusting the level by utilizing hydraulic transmission comprises a trolley plate, a lifting mechanism and a balance mechanism, wherein the lifting mechanism is installed at the bottom of the trolley plate, the balance mechanism is installed at the bottom of the trolley plate on the inner side of the lifting mechanism, and the balance mechanism is matched with the lifting mechanism.
Furthermore, it is particularly preferred that the elevating system is including hollow tube, the conveyer pipe, the conveying pipe, hollow block, the sealing washer, the slide bar, the mounting disc, first spring and universal wheel, the hollow tube is equipped with four, all install the bottom both sides at the sweep, four hollow tube symmetry each other, the conveyer pipe has been inlayed between two adjacent hollow tubes, the conveying pipe has been inlayed on the conveyer pipe, hollow tube internal sliding formula is equipped with hollow block, the rigid coupling has the sealing washer on hollow block's the upper portion outer wall, hollow block internal sliding formula is equipped with two slide bars, the rigid coupling has the mounting disc between the lower extreme of two slide bars, the rigid coupling has two first springs between mounting disc and the hollow block, first spring is respectively around on the slide bar that corresponds, the bottom rotary type of mounting disc is provided with the universal wheel.
In addition, it is particularly preferable that the material of the seal ring is a rubber material.
In addition, it is particularly preferred, the balance mechanism is including the liquid reserve tank, the installation piece, the apparatus further comprises a rotating shaft, swing pieces, connecting plate and balancing weight, the liquid reserve tank sets up the sweep bottom between four hollow tubes, the liquid reserve tank left and right sides communicates the conveying pipe respectively, the equal rigid coupling in sweep bottom of liquid reserve tank both sides has the installation piece, it is provided with the pivot to be provided with the rotary type between two installation pieces, install swing pieces in the pivot, swing pieces is located the liquid reserve tank, the connecting plate is all installed at the both ends of pivot, be connected with the balancing weight between the lower part of two connecting plates, balancing weight and liquid reserve tank slidingtype cooperation.
In addition, it is particularly preferred that the weight block and the liquid storage tank are arranged in a sliding manner.
In addition, especially preferred is, still including holding board, breast board, mounting panel, mount, fixed block, slide and service creeper, the board is all installed to the top both sides of sweep, and the rigid coupling has the breast board on holding the board, is fixed with two mounting panels on the sweep between two holding boards, is provided with the mount on the sweep between two mounting panels, and one side of keeping away from the mount on the mounting panel is provided with two fixed blocks, and the rigid coupling has the slide on the fixed block, and the slip is equipped with the service creeper on the slide.
In addition, it is particularly preferable that the sliding type frame further comprises sliding frames, first rotating rods, a first guard plate, second rotating rods, a second guard plate, sliding blocks and second springs, wherein the two sliding frames are fixedly connected to the mounting plate, the first rotating rods are slidably arranged between the two adjacent sliding frames, the first guard plate is mounted on the first rotating rods, the second guard plate is rotatably mounted on the first guard plate, the second rotating rods are mounted on the second guard plate, the second rotating rods are slidably arranged between the two adjacent sliding frames, the two sliding blocks are slidably arranged on the side wall of the first guard plate, the second springs are fixedly connected between the sliding blocks and the first guard plate, and the sliding blocks are slidably matched with the second guard plate.
In addition, it is particularly preferable that the first cover sheet and the second cover sheet are both made of a transparent material.
Has the beneficial effects that:
1. the balance mechanism is matched with the lifting mechanism, so that the vehicle board can be in a horizontal state, the patient can be conveniently moved, and the lifting mechanism prevents the vehicle board from bumping to cause discomfort to the patient when the vehicle board passes through the pot hole;
2. the patient can be conveniently moved up and down by moving the lying plate;
3. through the cooperation of first backplate and second backplate, can conveniently carry on spacingly to patient, prevent that patient from shifting out the service creeper, cause inconvenience for removing.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the lifting mechanism of the present invention.
Fig. 3 is a schematic perspective view of the hollow block of the present invention.
Fig. 4 is a schematic perspective view of the balancing mechanism of the present invention.
Fig. 5 is a schematic perspective view of a liquid storage tank according to the present invention.
Fig. 6 is a schematic perspective view of the balustrade of the present invention.
Fig. 7 is a schematic perspective view of the lying plate of the present invention.
Fig. 8 is a schematic perspective view of the first guard plate according to the present invention.
Fig. 9 is a schematic perspective view of a second fender according to the present invention.
FIG. 10 is a schematic perspective view of the slider of the present invention.
In the figure: 1. sweep, 2, elevating system, 201, hollow tube, 202, conveyer pipe, 203, conveying pipe, 204, hollow block, 205, sealing washer, 206, slide bar, 207, the mounting disc, 208, first spring, 209, the universal wheel, 3, balance mechanism, 301, the liquid reserve tank, 302, the mounting block, 303, the pivot, 304, the swinging block, 305, the connecting plate, 306, the balancing weight, 4, hold the board, 5, the breast board, 6, the mounting panel, 7, the mount, 8, the fixed block, 9, the slide, 10, the service creeper, 11, the sliding frame, 12, first pivot, 13, first backplate, 14, the second pivot, 15, the second backplate, 16, the sliding block, 17, the second spring.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
Example 1
A medical emergency department bed trolley capable of automatically adjusting the level by utilizing hydraulic transmission is shown in figure 1 and comprises a trolley plate 1, a lifting mechanism 2 and a balance mechanism 3, wherein the lifting mechanism 2 is installed at the bottom of the trolley plate 1, the balance mechanism 3 is located on the inner side of the lifting mechanism 2, and the balance mechanism 3 is matched with the lifting mechanism 2.
When the medical vehicle is used, a medical staff places a patient on the vehicle board 1, then pushes the vehicle board 1 to move, and when the medical vehicle ascends or descends, the vehicle board 1 can be in a horizontal state through the matching of the balance mechanism 3 and the lifting mechanism 2, so that the patient can be conveniently moved.
Example 2
On the basis of embodiment 1, as shown in fig. 2 to 3, the lifting mechanism 2 includes a hollow tube 201, conveying tubes 202, a feeding tube 203, a hollow block 204, a sealing ring 205, sliding rods 206, a mounting plate 207, first springs 208 and universal wheels 209, four hollow tubes 201 are provided and are all mounted on the front, rear, left and right sides of the bottom of the vehicle panel 1, the four hollow tubes 201 are symmetrical to each other, the conveying tubes 202 are embedded between the upper portions of the front and rear hollow tubes 201, the feeding tube 203 is embedded in the middle portions of the inner side walls of the left and right conveying tubes 202, the hollow block 204 is slidably disposed in the hollow tubes 201, the sealing ring 205 is fixedly connected to the outer wall of the upper portion of the hollow block 204, the sliding rods 206 are slidably disposed on the left and right sides in the hollow block 204, the mounting plate 207 is fixedly connected between the lower ends of the left and right sliding rods 206, two first springs 208 are fixedly connected between the mounting plate 207 and the hollow block 204, the first springs 208 are respectively wound on the corresponding sliding rods 206, and the universal wheels 209 are rotatably disposed at the bottom of the mounting plate 207.
When the invention is pushed to move to the right to ascend uphill, hydraulic oil in the front and rear hollow pipes 201 on the right can be pumped into the balancing mechanism 3 through the feeding pipe 203 and the conveying pipe 202 by the balancing mechanism 3, the front and rear hollow blocks 204 on the right move upwards along with the front and rear hollow blocks on the right, the right universal wheel 209 can move upwards through the right first spring 208 by the upward movement of the right hollow block 204, meanwhile, the hydraulic oil in the balancing mechanism 3 can be pushed into the front and rear hollow pipes 201 on the left through the feeding pipe 203 and the conveying pipe 202, so that the front and rear hollow blocks 204 on the left can move downwards, the front and rear universal wheels 209 on the left can move downwards through the left first spring 208 by the downward movement of the front and rear hollow blocks on the left, so that the vehicle plate 1 can be in a horizontal state, and when the invention is pushed to move to ascend uphill on the left, the vehicle plate 1 can be in a horizontal state by the balancing mechanism 3, so that a patient can be conveniently moved.
As shown in fig. 4-5, the balancing mechanism 3 includes a liquid storage tank 301, mounting blocks 302, a rotating shaft 303, a swinging block 304, connecting plates 305 and a weight block 306, the liquid storage tank 301 is disposed at the bottom of the vehicle plate 1, the left and right sides of the liquid storage tank 301 are respectively communicated with the feeding pipes 203, the liquid storage tank 301 is disposed between the four hollow pipes 201, the mounting blocks 302 are fixedly connected to the bottom of the vehicle plate 1 at the front and rear sides of the liquid storage tank 301, the rotating shaft 303 is disposed between the front and rear mounting blocks 302, the rotating shaft 303 penetrates through the liquid storage tank 301, the swinging block 304 is mounted on the rotating shaft 303 in the liquid storage tank 301, the swinging block 304 is in sliding fit with the liquid storage tank 301, the connecting plates 305 are mounted at the front and rear ends of the rotating shaft 303, the weight block 306 is connected between the lower portions of the front and rear connecting plates 305, and the weight block 306 is in sliding fit with the liquid storage tank 301.
When the cart is pushed to move rightwards and go uphill, the counterweight block 306 swings leftwards along with the counterweight block 306, the counterweight block 306 swings leftwards through the rotating shaft 303 so that the swinging block 304 swings leftwards in the liquid storage tank 301, hydraulic oil in the front hollow tube 201 and the rear hollow tube 201 on the right side can be pumped into the right side of the liquid storage tank 301 through the conveying pipe 202 and the conveying pipe 203, meanwhile, the swinging block 304 swings leftwards so that hydraulic oil on the left side in the liquid storage tank 301 can be pushed into the front hollow tube 201 and the rear hollow tube 201 on the left side through the conveying pipe 203 and the conveying pipe 202, and the cart board 1 can be in a horizontal state, so that a patient can be conveniently moved.
Example 3
On the basis of embodiment 2, as shown in fig. 6-7, the device further comprises a containing plate 4, a breast board 5, a mounting plate 6, a fixing frame 7, fixing blocks 8, a sliding plate 9 and a lying plate 10, wherein the containing plate 4 is installed on the left side and the right side of the top of the car plate 1, the breast boards 5 are fixedly connected to the outer side walls of the left containing plate 4 and the right containing plate 4, the mounting plates 6 are fixed to the front side and the rear side of the top of the car plate 1, the front mounting plate 6 and the rear mounting plate 6 are located between the left containing plate 4 and the right containing plate 4, the fixing frame 7 is arranged on the top of the car plate 1 between the front mounting plate 6 and the rear mounting plate 6, the two fixing blocks 8 are arranged on the outer side of the top of the front mounting plate 6 and the rear mounting plate, the sliding plate 9 is fixedly connected to the fixing blocks 8, and the lying plate 10 is slidably arranged on the sliding plate 9.
When the patient needs to be moved by using the present invention, the medical staff moves the lying plate 10 at the front or rear side to the outside, and then the patient lies on the lying plate 10, and moves the lying plate 10 to be reset, so that the patient can be moved conveniently by using the present invention.
As shown in fig. 8-10, the device further includes a sliding frame 11, a first rotating rod 12, a first guard plate 13, a second rotating rod 14, a second guard plate 15, a sliding block 16, and a second spring 17, the sliding frame 11 is fixedly connected to the left and right sides of the top of the mounting plate 6, the first rotating rod 12 is slidably disposed between the left and right sliding frames 11, the first guard plate 13 is mounted on the first rotating rod 12, the second guard plate 15 is rotatably mounted on the top of the first guard plate 13, the second rotating rod 14 is mounted on the top of the second guard plate 15, the second rotating rod 14 is slidably disposed between the left and right sliding frames 11, the sliding block 16 is slidably disposed on the left and right sides of the outer side walls of the front and rear first guard plates 13, the second spring 17 is fixedly connected between the sliding block 16 and the first guard plate 13, and the sliding block 16 is slidably engaged with the second guard plate 15.
When needs move to patient, medical personnel make the sliding block 16 of the left and right sides draw close together, second spring 17 compresses thereupon, so can remove spacing to second backplate 15, medical personnel remove second backplate 15 downwards afterwards, so can make first backplate 13 and second backplate 15 draw close foldingly mutually, medical personnel repeats above-mentioned operation afterwards, after patient lies on service creeper 10, medical personnel make second backplate 15 upwards remove and reset, so shelter from the both sides of sweep 1, and loosen sliding block 16, can make sliding block 16 reset under the effect of second spring 17 elasticity, it can to fix second backplate 15, so can conveniently remove patient.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, but rather as embodying the invention in a wide variety of equivalent variations and modifications within the scope of the appended claims.
Claims (5)
1. A medical emergency department bed trolley capable of automatically adjusting the level by utilizing hydraulic transmission is characterized by comprising a trolley plate (1), a lifting mechanism (2) and a balance mechanism (3), wherein the lifting mechanism (2) is installed at the bottom of the trolley plate (1), the balance mechanism (3) is installed at the bottom of the trolley plate (1) on the inner side of the lifting mechanism (2), and the balance mechanism (3) is matched with the lifting mechanism (2);
the lifting mechanism (2) comprises hollow pipes (201), conveying pipes (202), feeding pipes (203), hollow blocks (204), sealing rings (205), sliding rods (206), a mounting disc (207), first springs (208) and universal wheels (209), four hollow pipes (201) are arranged and are all mounted on two sides of the bottom of the vehicle plate (1), the four hollow pipes (201) are symmetrical to each other, the conveying pipes (202) are embedded between two adjacent front hollow pipes and back hollow pipes (201), the feeding pipes (203) are embedded on the conveying pipes (202), the hollow blocks (204) are arranged in the hollow pipes (201) in a sliding mode, the sealing rings (205) are fixedly connected to the outer wall of the upper portion of each hollow block (204), two sliding rods (206) are arranged in the hollow blocks (204) in a sliding mode, the mounting disc (207) is fixedly connected between the lower ends of the two sliding rods (206), the two first springs (208) are fixedly connected between the mounting disc (207) and the hollow blocks (204), the first springs (208) are respectively wound on the corresponding sliding rods (206), and the bottom of the mounting disc (207) is provided with the universal wheels (209);
balance mechanism (3) are including liquid reserve tank (301), installation piece (302), pivot (303), swing piece (304), connecting plate (305) and balancing weight (306), liquid reserve tank (301) set up sweep (1) bottom between four hollow tubes (201), both sides communicate conveying pipe (203) respectively about liquid reserve tank (301), equal rigid coupling in sweep (1) bottom of both sides has installation piece (302) around liquid reserve tank (301), it is provided with rotary type between two installation pieces (302) and is provided with pivot (303), install swing piece (304) on pivot (303), swing piece (304) are located liquid reserve tank (301), connecting plate (305) are all installed to the both ends of pivot (303), be connected with balancing weight (306) between the lower part of two connecting plates (305), balancing weight (306) and liquid reserve tank (301) sliding type cooperation.
2. The medical emergency department bed vehicle capable of automatically adjusting the level by utilizing hydraulic transmission as claimed in claim 1, wherein the material of the sealing ring (205) is rubber material.
3. The medical emergency department bed trolley capable of automatically adjusting the level by utilizing hydraulic transmission is characterized by further comprising a containing plate (4), a baffle plate (5), mounting plates (6), a fixing frame (7), fixing blocks (8), sliding plates (9) and a lying plate (10), wherein the containing plate (4) is mounted on each of two sides of the top of the trolley plate (1), the baffle plate (5) is fixedly connected onto the containing plate (4), the two mounting plates (6) are fixed onto the trolley plate (1) between the two containing plates (4), the fixing frame (7) is arranged on the trolley plate (1) between the two mounting plates (6), the two fixing blocks (8) are arranged on one side, far away from the fixing frame (7), of the mounting plate (6), the sliding plates (9) are fixedly connected onto the fixing blocks (8), and the lying plate (10) is slidably arranged on the sliding plates (9).
4. The medical emergency department bed vehicle capable of automatically adjusting the level by utilizing hydraulic transmission as claimed in claim 3, further comprising two sliding frames (11), a first rotating rod (12), a first guard plate (13), a second rotating rod (14), a second guard plate (15), a sliding block (16) and a second spring (17), wherein the two sliding frames (11) are fixedly connected to the mounting plate (6), the first rotating rod (12) is slidably arranged between the two adjacent sliding frames (11), the first guard plate (13) is arranged on the first rotating rod (12), the second guard plate (15) is rotatably arranged on the first guard plate (13), the second rotating rod (14) is arranged on the second guard plate (15), the second rotating rod (14) is slidably arranged between the two adjacent sliding frames (11), the two sliding blocks (16) are slidably arranged on the side wall of the first guard plate (13), the second spring (17) is slidably arranged between the sliding block (16) and the first guard plate (13), and the sliding block (16) is slidably matched with the second guard plate (15).
5. The medical emergency department bed vehicle capable of automatically adjusting the level by utilizing hydraulic transmission as claimed in claim 4, wherein the first protective plate (13) and the second protective plate (15) are made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110191426.XA CN112914846B (en) | 2021-02-20 | 2021-02-20 | Medical emergency department bed trolley capable of automatically adjusting level by utilizing hydraulic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110191426.XA CN112914846B (en) | 2021-02-20 | 2021-02-20 | Medical emergency department bed trolley capable of automatically adjusting level by utilizing hydraulic transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112914846A CN112914846A (en) | 2021-06-08 |
| CN112914846B true CN112914846B (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110191426.XA Active CN112914846B (en) | 2021-02-20 | 2021-02-20 | Medical emergency department bed trolley capable of automatically adjusting level by utilizing hydraulic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112914846B (en) |
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| SE417057B (en) * | 1979-05-31 | 1981-02-23 | Mo Och Domsjoe Ab | DEVICE INTENDED TO BE PLACED ON A SICK BED WITH A BED |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1143585A (en) * | 1995-08-18 | 1997-02-26 | 耿锡锟 | Car for travelling up steps or slope |
| CN105250098A (en) * | 2012-11-19 | 2016-01-20 | 胡昌兴 | Winch type and reciprocating pulling and rolling type electromechanical assembly for nursing bed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112914846A (en) | 2021-06-08 |
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