CN218739364U

CN218739364U - Novel foldable stretcher

Info

Publication number: CN218739364U
Application number: CN202222811550.4U
Authority: CN
Inventors: 李志远; 雷兴中
Original assignee: Qingdao Jinning Precision Technology Co ltd
Current assignee: Qingdao Jinning Precision Technology Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-03-28
Anticipated expiration: 2032-10-25

Abstract

The utility model relates to the field of medical equipment, in particular to a novel foldable stretcher, which comprises support rods, keels and stretcher surfaces, wherein handles are fixedly connected with two ends of each support rod, the number of the support rods is 2, the keels are hinged between the support rods in pairs, the keels are hinged through keel supporting blocks, the keel supporting blocks are provided with positioning flanges close to one sides of the handles, the width of each positioning flange is larger than that of each keel, and the opening angles of the positioning flanges towards one sides of the handles are obtuse angles; the corresponding positions of the 2 supporting rods are provided with hinges in pairs, and the stretcher surface is sleeved between the 2 supporting rods. The utility model supports the support rod and the stretcher surface through the keel, thereby improving the bearing capacity of the stretcher; the plurality of hinges are arranged on the supporting rod, so that the stretcher can be conveniently folded, the occupied space of the stretcher in an empty state is saved, and the storage and transportation of the stretcher are convenient; by adopting the aluminum alloy and the oxford leather, the weight of the stretcher is reduced, and the bearing capacity of the stretcher is improved.

Description

Novel foldable stretcher

Technical Field

The utility model belongs to the technical field of medical instrument and specifically relates to a novel collapsible stretcher.

Background

The stretcher is widely applied to various medical rescue environments as common equipment for emergency rescue. Because ordinary stretcher exists the requirement of bearing capacity, weight and volume are all great, and on the one hand, stretcher self weight has increased the burden when medical personnel transported the patient, and on the other hand, idle stretcher volume is great is unfavorable for depositing and transporting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, a novel foldable stretcher is provided, the technical scheme of its adoption as follows:

a novel foldable stretcher comprises supporting rods, keels and a stretcher surface, wherein handles are fixedly connected to two ends of each supporting rod, the number of the supporting rods is 2, the keels are hinged between the supporting rods in pairs, the keels are hinged through keel supporting blocks, positioning flanges are arranged on the side, close to the handles, of the keel supporting blocks, the width of each positioning flange is larger than that of each keel, and the opening angle of each positioning flange, facing one side of each handle, is an obtuse angle; the corresponding positions of the 2 supporting rods are provided with hinges in pairs, and the stretcher surface is sleeved between the 2 supporting rods.

On the basis of the scheme, the hinge comprises a first assembly and a second assembly which are hinged to each other, the first assembly and the second assembly are identical in structure, the hinged side of the first assembly is alternately provided with a clamping groove and a clamping block, the clamping block of the first assembly is connected with the clamping groove of the second assembly in an inserted mode, and the clamping block of the second assembly is connected with the clamping groove of the first assembly in an inserted mode.

On the basis of the scheme, the outermost side clamping block on one side of the first assembly is a positioning clamping block, the outermost side clamping groove on the other side of the first assembly is a positioning clamping groove, the positioning clamping block is as wide as the positioning clamping groove, the width of the positioning clamping block is larger than that of other clamping blocks, the positioning clamping block of the first assembly is connected with the positioning clamping groove of the second assembly in an inserting mode, and the positioning clamping block of the second assembly is connected with the positioning clamping groove of the first assembly in an inserting mode.

Preferably, the number of the hinges is multiple pairs, and the opening and closing directions of the adjacent hinges on the supporting rod on the same side are opposite.

Preferably, opposite inner sides of the support rods are connected with support legs, and the lower edges of the support legs are lower than the outer edges of the support rods.

On the basis of the scheme, the supporting legs are hinged to the inner sides of the fixing blocks and are fixedly provided with keel connecting blocks towards one side of the handle, and the keels are hinged to the keel connecting blocks.

Preferably, the stretcher surface is made of oxford leather.

Preferably, the support rod is made of aluminum alloy.

Preferably, the number of the keels is 2 pairs, and the keels are symmetrically arranged around the center of the supporting rod.

The utility model has the advantages that: the supporting rods and the stretcher surface are supported by the keels, so that the bearing capacity of the stretcher is improved; the plurality of hinges are arranged on the supporting rod, so that the stretcher can be conveniently folded, the occupied space of the stretcher in an empty state is saved, and the storage and transportation of the stretcher are convenient; by adopting the aluminum alloy and the oxford leather, the weight of the stretcher is reduced, and the bearing capacity of the stretcher is improved.

Drawings

FIG. 1: the utility model has a schematic structure;

FIG. 2: the utility model is a structural three-dimensional drawing (omitting a stretcher surface);

FIG. 3: the utility model discloses a partial enlarged view of part A in figure 2;

FIG. 4: the utility model is a top view in a folded state;

FIG. 5: the utility model is a front view in a folded state;

FIG. 6: the utility model discloses a first assembly (second assembly) structure front view;

FIG. 7: the utility model discloses first subassembly (second subassembly) structure plan view.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 7, a novel foldable stretcher comprises supporting rods 2, keels 4 and a stretcher surface 7, wherein handles 1 are fixedly connected to two ends of each supporting rod 2, the number of the supporting rods 2 is 2, the keels 4 are hinged between the supporting rods 2 in pairs, the keels 4 are hinged through keel supporting blocks 5, positioning flanges are arranged on the side, close to the handles 1, of each keel supporting block 5, the width of each positioning flange is larger than that of each keel 4, and the opening angle of each positioning flange, facing one side of the handle 1, is an obtuse angle; the hinges 6 are arranged on the corresponding positions of the 2 support rods 2 in pairs, and the stretcher surface 7 is sleeved between the 2 support rods 2.

As shown in fig. 6 and 7, the hinge 6 includes a first component 61 and a second component 62 hinged to each other, the first component 61 and the second component 62 have the same structure, the hinge side of the first component 61 is alternately provided with a slot and a block, the block of the first component 61 is inserted into the slot of the second component 62, the block of the second component 62 is inserted into the slot of the first component 61, the slots and the blocks of the first component 61 and the second component 62 are correspondingly inserted and then hinged, and the non-hinged ends of the first component 61 and the second component 62 are respectively fixedly connected to the support rod 2, so as to complete the connection of the hinge 6. For the first component 61 and the second component 62 are convenient to position when hinged, the outermost fixture block on one side of the first component 61 is a positioning fixture block 63, the outermost fixture block on the other side of the first component 61 is a positioning fixture groove 64, the width of the positioning fixture block 63 is the same as that of the positioning fixture groove 64, the width of the positioning fixture block 63 is larger than that of other fixture blocks, the positioning fixture block 63 of the first component 61 is inserted into the positioning fixture groove 64 of the second component 62, and the positioning fixture block 63 of the second component 62 is inserted into the positioning fixture groove 64 of the first component 61. The quantity of hinge 6 is many pairs, if 3 pairs, and the direction of opening and shutting of adjacent hinge 6 on homonymy bracing piece 2 is opposite, shortens the length of the bracing piece 2 between the adjacent hinge 6, and then reduces the volume under the stretcher fold condition.

As shown in figures 2 and 3, the opposite inner sides of the support bar 2 are connected with support legs 32, and the lower edges of the support legs 32 are lower than the outer edges of the support bar 2. The relative inboard fixed connection fixed block 31 of bracing piece 2, supporting leg 32 is articulated with the inboard of fixed block 31, and supporting leg 32 is towards fixed fossil fragments connecting block 33 that sets up in handle 1 one side, and fossil fragments 4 are articulated with fossil fragments connecting block 33. The quantity of fossil fragments 4 is 2 pairs, and is symmetrical setting about bracing piece 2 center.

Preferably, the stretcher surface 7 is made of oxford leather, and the supporting rods 2 are made of aluminum alloy, so that the weight of the stretcher is reduced, and the bearing capacity of the stretcher is improved.

The stretcher is in an open state as shown in fig. 1 and fig. 2, an included angle between the fixing block 31 and the supporting leg 32 is 90 degrees, angles between the paired keels 4 are limited through the positioning flanges of the keel supporting blocks 5, and the relative angles of the keels 4 are fixed. During folding stretcher, move fossil fragments supporting shoe 5 to the direction of handle 1, keep away from the contained angle of handle 1 one side for the obtuse angle until adjacent fossil fragments 4, later be close to 2 bracing pieces 2 each other, outwards rotate 90 along the axis with bracing piece 2 simultaneously, make adjacent fossil fragments 4 become approximate parallel state, fixed block 31 and supporting leg 32 are approximate parallel state, bend bracing piece 2 according to the hinge position again, accomplish the folding of stretcher, fold condition is as shown in figure 4 and figure 5.

The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.

Claims

1. A novel foldable stretcher is characterized by comprising supporting rods (2), keels (4) and a stretcher surface (7), wherein handles (1) are fixedly connected to two ends of each supporting rod (2), the number of the supporting rods (2) is 2, the keels (4) are hinged between the supporting rods (2) in pairs, the keels (4) are hinged through keel supporting blocks (5), positioning flanges are arranged on the side, close to the handles (1), of each keel supporting block (5), the width of each positioning flange is larger than that of each keel (4), and the opening angle of each positioning flange, facing one side of the handle (1), is an obtuse angle; the corresponding positions of the 2 supporting rods (2) are provided with hinges (6) in pairs, and the stretcher surface (7) is sleeved between the 2 supporting rods (2).

2. The novel foldable stretcher according to claim 1, characterized in that the hinge (6) comprises a first component (61) and a second component (62) hinged to each other, the first component (61) and the second component (62) have the same structure, the hinged side of the first component (61) is alternately provided with a slot and a block, the block of the first component (61) is inserted into the slot of the second component (62), and the block of the second component (62) is inserted into the slot of the first component (61).

3. The novel foldable stretcher according to claim 2, wherein the outermost block on one side of the first component (61) is a positioning block (63), the outermost block on the other side of the first component is a positioning block (64), the width of the positioning block (63) is the same as that of the positioning block (64), the width of the positioning block (63) is larger than that of the other blocks, the positioning block (63) of the first component (61) is inserted into the positioning block (64) of the second component (62), and the positioning block (63) of the second component (62) is inserted into the positioning block (64) of the first component (61).

4. The new foldable stretcher according to claim 1 characterized in that the number of said hinges (6) is several pairs, the opening and closing directions of the adjacent hinges (6) on the same side supporting bar (2) are opposite.

5. A new foldable stretcher according to claim 1 characterized by that the opposite inner sides of the supporting bar (2) are connected with supporting legs (32), the lower edges of said supporting legs (32) are lower than the outer edges of the supporting bar (2).

6. The novel foldable stretcher as claimed in claim 5, characterized in that the relative inner sides of the supporting rods (2) are fixedly connected with the fixing blocks (31), the supporting legs (32) are hinged with the inner sides of the fixing blocks (31), the supporting legs (32) are fixedly provided with keel connecting blocks (33) towards one side of the handle (1), and the keels (4) are hinged with the keel connecting blocks (33).

7. The new foldable stretcher according to claim 1 characterized in that the stretcher surface (7) is made of oxford.

8. The new foldable stretcher according to claim 1 characterized in that the supporting bar (2) is made of aluminium alloy.

9. A new foldable stretcher according to claim 1 characterized by the fact that the number of keels (4) is 2 pairs and it is arranged symmetrically with respect to the center of the supporting bar (2).