CN211391353U

CN211391353U - Foldable medical trolley

Info

Publication number: CN211391353U
Application number: CN201922147725.4U
Authority: CN
Inventors: 高文龙; 于波; 陆玉亮; 陈以杰
Original assignee: Hangzhou Youman Experimental Equipment Co ltd
Current assignee: Hangzhou Youman Experimental Equipment Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-09-01
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a folding medical small handcart, including the base, the four corners of base bottom all is provided with damper, and damper comprises four telescopic links and four damping spring, and the bottom of four telescopic links all is provided with the universal wheel, the right side fixedly connected with handrail on base top, and one side fixed mounting on base top has the fixed plate, and one side fixed mounting that the fixed plate was kept away from on the base top has the casing, is provided with adjustment mechanism between fixed plate and the casing. This kind of folding medical small handcart uses through the cooperation of threaded rod, movable block and connecting plate, when making two threaded rods rotate, four movable blocks can keep away from each other, and then through the transmission of four connecting plates, make lifter plate and bounding wall descend, reduce the holistic volume that occupies of small handcart to use through the cooperation of damping spring and telescopic link, make the base when removing, can reduce the range of rocking of base, make more steadily promoting the practicality that the base removed.

Description

Foldable medical trolley

Technical Field

The utility model relates to a small handcart, in particular to a foldable medical small handcart.

Background

The medical cart is ward protection transfer medical equipment, is suitable for various large hospitals, health clinics, pharmacies, psychiatric hospitals and various large daily-use rotating carts, can reduce the operation burden of nurses to a great extent, is divided from the material of products, has ABS, stainless steel, plastic spraying, is divided from the types of products, and has dozens of types of rescue carts, emergency treatment carts, case history carts, instrument carts, medicine conveying carts, anesthesia carts, sewage carts, infusion carts, medicine picking carts, unloading carts, loading carts, patient conveying carts and the like.

At present, most of medical carts are made of metal, are integrated and occupy a large space when not used. Therefore, we improve the above and provide a foldable medical cart.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a foldable medical trolley, which comprises a base, wherein four corners of the bottom of the base are respectively provided with a damping mechanism, the damping mechanism consists of four telescopic rods and four damping springs, four universal wheels are respectively arranged at the bottom ends of the telescopic rods, a handrail is fixedly connected at the right side of the top end of the base, a fixed plate is fixedly arranged at one side of the top end of the base, a shell is fixedly arranged at one side of the top end of the base, which is far away from the fixed plate, an adjusting mechanism is arranged between the fixed plate and the shell, the adjusting mechanism consists of two threaded rods, four movable blocks and four connecting plates, two ends of the two threaded rods are respectively connected with two ends of the fixed plate, which are opposite to the shell, through bearings, the four movable blocks and the four connecting plates are respectively arranged at two sides outside the two, the top fixedly connected with bounding wall of lifter plate, the inside of casing is provided with drive mechanism, drive mechanism comprises two gears and a chain, two gear and chain all set up the one end at two threaded rods.

As a preferred technical scheme of the utility model, four the top of telescopic link respectively with the four corners fixed connection of base bottom, four the bottom of telescopic link respectively with the top fixed connection of four universal wheels.

As a preferred technical scheme of the utility model, four damping spring sets up respectively in the outside of four telescopic links, four damping spring's both ends respectively with the four corners of base bottom and the top fixed connection of four universal wheels.

As a preferred technical scheme of the utility model, the middle part on handrail top alternates and is connected with square cover, the material of square cover is rubber.

As an optimal technical scheme of the utility model, two the both sides of threaded rod are all seted up threadedly, and two the opposite direction of rotation of screw thread on the threaded rod both sides.

As a preferred technical scheme of the utility model, four the middle part of movable block respectively with the both sides threaded connection of two threaded rods, four the top of movable block is articulated with the bottom of four connecting plates respectively.

As a preferred technical scheme of the utility model, two the one end of threaded rod all runs through and extends to the inside of casing, and respectively with the middle part fixed connection of two gears, the chain is coiled in the outside of two gears.

As a preferred technical scheme of the utility model, one of them the tip of threaded rod runs through and extends to the outside of casing, and fixedly connected with hand runner, hand runner is made by the stainless steel.

The utility model has the advantages that: this kind of folding medical small handcart, transmission through gear and chain, when making the hand runner rotate, two threaded rods can rotate simultaneously, and then pass through the threaded rod, the cooperation of movable block and connecting plate is used, when making two threaded rods rotate, four movable blocks can keep away from each other, and then the transmission through four connecting plates, make lifter plate and bounding wall descend, reduce the holistic volume that occupies of small handcart, and use through the cooperation of damping spring and telescopic link, make the base when removing, can reduce the range of rocking of base, make more steadily promoting the practicality that the base removed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a foldable medical cart according to the present invention;

fig. 2 is an enlarged schematic structural view of a foldable medical cart at a position a;

fig. 3 is a schematic view of a housing structure of the foldable medical cart of the present invention.

In the figure: 1. a base; 2. a telescopic rod; 3. a universal wheel; 4. a damping spring; 5. a handrail; 6. a fixing plate; 7. a housing; 8. a threaded rod; 9. a movable block; 10. a connecting plate; 11. a lifting plate; 12. enclosing plates; 13. a gear; 14. a chain; 15. hand turning wheels.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1, 2 and 3, the utility model relates to a foldable medical trolley, which comprises a base 1, four corners of the bottom end of the base 1 are all provided with a damping mechanism, the damping mechanism is composed of four telescopic rods 2 and four damping springs 4, the bottom ends of the four telescopic rods 2 are all provided with universal wheels 3, the right side of the top end of the base 1 is fixedly connected with a handrail 5, one side of the top end of the base 1 is fixedly provided with a fixed plate 6, one side of the top end of the base 1 far away from the fixed plate 6 is fixedly provided with a shell 7, an adjusting mechanism is arranged between the fixed plate 6 and the shell 7 and is composed of two threaded rods 8, four movable blocks 9 and four connecting plates 10, two ends of the two threaded rods 8 are respectively connected with two ends of the opposite side of the fixed plate 6 and the shell 7 through bearings, the four movable blocks 9, the top of four connecting plates 10 all articulates there is same lifter plate 11, and the top fixedly connected with bounding wall 12 of lifter plate 11, and the inside of casing 7 is provided with drive mechanism, and drive mechanism comprises two gears 13 and a chain 14, and two gears 13 and chain 14 all set up the one end at two threaded rods 8.

Wherein, the top of four telescopic links 2 respectively with the four corners fixed connection of base 1 bottom, the bottom of four telescopic links 2 respectively with the top fixed connection of four universal wheels 3, through the connection of telescopic link 2, make universal wheel 3 can not take place relative slope with base 1, reciprocating that can be steady.

Wherein, four damping spring 4 set up respectively in four telescopic link 2 outsides, and four damping spring 4's both ends respectively with the four corners of base 1 bottom and four universal wheel 3's top fixed connection, use through damping spring 4 and telescopic link 2's cooperation, make base 1 when removing, can reduce base 1's the range of rocking, make base 1 remove more steady.

Wherein, the middle part on 5 tops of handrail alternates and is connected with square cover, and the material of square cover is rubber, and square cover through rubber material can increase the frictional force between people's hand and handrail 5, and difficult slipping to the travelling comfort that people held has been increased.

Wherein, the both sides of two threaded rods 8 are all seted up threadedly, and the opposite direction of rotation of screw thread on two threaded rods 8 both sides, when having guaranteed threaded rod 8 and rotating, two movable blocks 9 on it can be close to each other or keep away from each other, and can not equidirectional removal.

Wherein, the middle part of four movable blocks 9 respectively with two threaded rod 8's both sides threaded connection, the top of four movable blocks 9 is articulated with four connecting plate 10's bottom respectively, uses through threaded rod 8, movable block 9 and connecting plate 10's cooperation, when making two threaded rod 8 rotate, four movable blocks 9 can keep away from each other, and then through four connecting plate 10's transmission, make lifter plate 11 and bounding wall 12 descend, reduce the holistic volume that occupies of small handcart, promoted the practicality.

Wherein, the one end of two threaded rods 8 all runs through and extends to the inside of casing 7, and respectively with the middle part fixed connection of two gears 13, chain 14 coils the outside at two gears 13, through the transmission of gear 13 and chain 14, when making hand runner 15 rotate, two threaded rods 8 can rotate simultaneously.

Wherein, the tip of one of them threaded rod 8 runs through and extends to the outside of casing 7, and fixedly connected with hand runner 15, and hand runner 15 is made by the stainless steel, through hand runner 15, has made things convenient for people to rotate two threaded rods 8.

When the device works, firstly, articles are placed at the top ends of the lifting plate 11 and the base 1, the handrail 5 is held to push the base 1 to a designated position, in the moving process, the damping spring 4 and the telescopic rod 2 can reduce the shaking amplitude of the base 1, so that the base 1 can move more stably, after the moving is finished, the articles are taken down, the hand rotating wheel 15 is rotated, the two threaded rods 8 are simultaneously rotated through the transmission of the two gears 13 and the chain 14, the two threaded rods 8 drive the four movable blocks 9 to be away from each other, the lifting plate 11 and the coaming 12 are driven to descend through the transmission of the four connecting plates 10, after the bottom of the lifting plate 11 is contacted with the top parts of the fixed plate 6 and the shell 7, the hand rotating wheel 15 stops rotating, when the hand rotating wheel 15 rotates through the transmission of the gears 13 and the chain 14, the two threaded rods 8 can simultaneously rotate, and the threaded rods 8, the movable blocks 9 and the, when the two threaded rods 8 are rotated, the four movable blocks 9 can be far away from each other, and then the lifting plate 11 and the coaming 12 are lowered through the transmission of the four connecting plates 10, so that the overall occupied volume of the small trolley is reduced.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A foldable medical trolley comprises a base (1) and is characterized in that four corners of the bottom of the base (1) are respectively provided with a damping mechanism, each damping mechanism comprises four telescopic rods (2) and four damping springs (4), the bottom of each telescopic rod (2) is provided with a universal wheel (3), the right side of the top end of the base (1) is fixedly connected with a handrail (5), one side of the top end of the base (1) is fixedly provided with a fixed plate (6), one side of the top end of the base (1), far away from the fixed plate (6), is fixedly provided with a shell (7), an adjusting mechanism is arranged between the fixed plate (6) and the shell (7) and comprises two threaded rods (8), four movable blocks (9) and four connecting plates (10), the two ends of the two threaded rods (8) are respectively connected with the two ends of the opposite sides of the shell (7) through bearings and the fixed plates (6), four movable block (9) and four connecting plates (10) set up respectively in the outside both sides of two threaded rods (8), four the top of connecting plate (10) all articulates there is same lifter plate (11), the top fixedly connected with bounding wall (12) of lifter plate (11), the inside of casing (7) is provided with drive mechanism, drive mechanism comprises two gear (13) and a chain (14), two gear (13) and chain (14) all set up the one end in two threaded rods (8).

2. The foldable medical trolley according to claim 1, wherein the top ends of the four telescopic rods (2) are fixedly connected with the four corners of the bottom end of the base (1), and the bottom ends of the four telescopic rods (2) are fixedly connected with the top ends of the four universal wheels (3).

3. The foldable medical trolley according to claim 1, wherein four damping springs (4) are respectively disposed outside the four telescopic rods (2), and two ends of the four damping springs (4) are respectively fixedly connected with four corners of the bottom end of the base (1) and top ends of the four universal wheels (3).

4. The foldable medical trolley according to claim 1, wherein a square sleeve is inserted and connected to the middle of the top end of the armrest (5), and the square sleeve is made of rubber.

5. The foldable trolley for medical use according to claim 1, wherein both sides of the two threaded rods (8) are threaded, and the threads on both sides of the two threaded rods (8) rotate in opposite directions.

6. The foldable medical trolley according to claim 1, wherein the middle parts of the four movable blocks (9) are respectively in threaded connection with two sides of the two threaded rods (8), and the top ends of the four movable blocks (9) are respectively hinged with the bottom ends of the four connecting plates (10).

7. The foldable medical trolley according to claim 1, wherein one end of each of the two threaded rods (8) extends through and into the housing (7) and is fixedly connected to the middle of each of the two gears (13), and the chain (14) is wound around the outer portion of each of the two gears (13).

8. The collapsible trolley for medical use according to claim 1, wherein one of the threaded rods (8) has an end portion extending through and to the outside of the housing (7) and fixedly connected to a hand wheel (15), the hand wheel (15) being made of stainless steel.