CN109044637B

CN109044637B - Detachable high-efficiency medical stretcher structure free of lifting patient

Info

Publication number: CN109044637B
Application number: CN201811029368.5A
Authority: CN
Inventors: 高树霞; 王州川
Original assignee: Individual
Current assignee: Gao Shuxia
Priority date: 2018-09-05
Filing date: 2018-09-05
Publication date: 2020-05-15
Anticipated expiration: 2038-09-05
Also published as: CN109044637A

Abstract

The invention provides a lifting-free detachable high-efficiency medical stretcher structure for patients, which comprises a first section of bottom plate, a semi-open groove and rubber protective strips, wherein the side edges of the front end and the rear end of the top of the first section of bottom plate are both vertically provided with a first section of side protection plate, and the outer wall of the top end of the first section of side protection plate is outwards and horizontally provided with a side lifting edge; rectangular fixing columns are fixedly inserted into the side edges of the front end and the rear end of the first section of bottom plate, and handles are fixedly arranged at the right ends of the fixing columns; the left end of the first section of bottom plate is connected with a second section of bottom plate, and the left end of the second section of bottom plate is connected with a third section of bottom plate. The medical stretcher has the advantages that the medical stretcher is matched with various structures, the medical stretcher structure can be quickly disassembled, the function conversion between a common stretcher and a stretcher workshop can be realized, the secondary injury accident to the patient can be avoided, and the patient can be placed on the stretcher without turning over the body of the patient when the patient is transferred to the stretcher.

Description

Detachable high-efficiency medical stretcher structure free of lifting patient

Technical Field

The invention belongs to the technical field of medical auxiliary facilities, and particularly relates to a detachable high-efficiency medical stretcher structure free of lifting patients.

Background

The types of the stretcher are many, and when the general stretcher is used for carrying wounded, a patient needs to be lifted at first, and then the patient can be transferred to the stretcher, like a detachable self-balancing stretcher in patent application CN201210113052.0, the stretcher comprises a main stretcher, an inner side adjustable stretcher and an outer side fixed support stretcher, the main stretcher is arranged on a stretcher support of the inner side adjustable stretcher, and a bearing is arranged between the inner side adjustable stretcher and the outer side fixed support stretcher. One end of an electric push rod is fixed on an inner side reinforcing piece of the inner side adjustable stretcher, the other end of the electric push rod is fixed on an outer side reinforcing piece of the bottom of the outer side fixed support stretcher, an inclination angle sensor is installed below a main shaft, the inclination angle of the stretcher is detected in real time, angle data are sent to a controller, the electric push rod can drive the inner side adjustable stretcher to rotate around the main shaft under the control of the controller, and the function that the stretcher is automatically adjusted to keep horizontal is achieved.

Based on the above, the inventor of the present invention has found that when the conventional stretcher structure and the stretcher structure in the above patent are used, if a patient with injured spine or internal organs is rescued, secondary injury may be caused during the process of lifting the stretcher, and the stretcher needs to be transferred to a stretcher twice on a flat road, so that it is difficult to satisfy the condition of having more equipment simultaneously compared with a more complicated environment.

Also disclosed is a medical care product in patent application CN201410749705.3, in particular to a medical care stretcher for vehicles. The medical stretcher for the vehicle comprises a main frame rod, a first auxiliary frame rod and a second auxiliary frame rod; the two main frame rods are provided with a first auxiliary frame rod and a second auxiliary frame rod respectively at two ends of the two main frame rods; the auxiliary frame rod I and the auxiliary frame rod II are movably connected with the main frame rod; a frame cloth is arranged between the two main frame rods. The medical stretcher for the vehicle provided by the invention proposes that the stretcher with the simplest structure is improved in structure, the contraction and folding structure can reduce the occupied space, and the number of stretchers which are most equipped for the vehicle is increased. The medical stretcher for the vehicle does not need other skills and operation experience in the use aspect, is simple, easy to understand and operate, and provides precious time for rescuing the wounded.

Although the stretcher structure in the above patent has a plurality of main rods when in use, which enhances the rigidity of the stretcher, the weight of the stretcher is increased.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a detachable high-efficiency medical stretcher structure without lifting a patient is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a detachable high-efficiency medical stretcher structure without lifting a patient, which aims to solve the problems that when a patient with injured spine or internal organs is rescued, secondary injury can be caused in the process of lifting the stretcher, the stretcher needs to be transferred to a stretcher vehicle for the second time on a flat road, and compared with a complex environment, the condition of having more equipment is difficult to meet and the structure of the stretcher has a heavy load.

The invention relates to a detachable high-efficiency medical stretcher structure without lifting patients, which is realized by the following specific technical means:

a detachable high-efficiency medical stretcher structure without lifting patients comprises a first section bottom plate, a handle, side lifting edges, a second section bottom plate, a third section bottom plate, a fixed column, a locking mechanism, a locking movable column, a second section side protection plate, a first section side protection plate, a hanging column, an extension plate, a pulley mechanism, a pulley, a clamping device, a clamping column, a reinforcing block, a supporting sleeve block and a front stop block, an alignment groove, an alignment block, a head curved surface clamping block, a clamping groove, a locking column, a locking groove block, a first rotating shaft, a second rotating shaft, a movable straightening block, a third rotating shaft, a fourth rotating shaft, a rectangular through hole, a toggle column, a reinforcing column, a circular groove hole, a cross rod, a turnover block, a toggle pin, a pin head, a spring, a reinforcing plate, a bolt hole, a locking bolt, a semi-open groove and a rubber protective strip, the front end side edge and the rear end side edge of the top of the first section of bottom plate are both vertically provided with a first section of side guard plate, and the outer wall of the top end of the first section of side guard plate is outwards and horizontally provided with a side lifting edge; rectangular fixing columns are fixedly inserted into the side edges of the front end and the rear end of the first section of bottom plate, and handles are fixedly arranged at the right ends of the fixing columns; the left end of the first section of bottom plate is connected with a second section of bottom plate, and the left end of the second section of bottom plate is connected with a third section of bottom plate; a front baffle plate is vertically and upwards fixedly arranged at the side edge of the left side of the third section of bottom plate, and a rubber protective strip is fixedly arranged in the middle of the right side wall of the front baffle plate; head curved surface clamping blocks are fixedly arranged at two side edges of the front end and the rear end of the third section of bottom plate, and the inner sides of the head curved surface clamping blocks are of cambered surface structures which are concave downwards towards two sides; the left end of the bottom of the first section of bottom plate and the right end of the bottom of the second section of bottom plate are respectively connected into an integral structure through a reinforcing block and a supporting sleeve block; the inner parts of the side walls of the front ends and the rear ends of the second section of bottom plate and the third section of bottom plate are both connected with locking movable columns in a sliding mode, and the right ends of the locking movable columns are mutually inserted with the left ends of the fixed columns, so that the second section of bottom plate, the third section of bottom plate and the first section of bottom plate are mutually connected into an integral structure; the top of the side edge of the front end and the rear end of the second section of bottom plate is vertically and fixedly provided with a second section of side guard plate; ten hanging columns are fixedly arranged on the lower portions of the side walls of the front end and the rear end of the first section of side guard plate and the second section of side guard plate; an extension plate is fixedly arranged on the side wall of the left end of the third section of bottom plate leftwards, and a cross rod is fixedly arranged at the middle of the side edge of the left end of the extension plate; the left end of the locking movable column is provided with a locking mechanism, and the left end of the locking mechanism is also fixedly provided with a handle; the bottom of the first section of bottom plate is close to the right end department and is provided with two pulley mechanisms through fixing, and two the fixed screens device that is provided with in first section bottom plate bottom between the pulley mechanism, and the bottom of third section bottom plate is close to the left department and also is fixed with the structure that keeps the right end department unanimous with the bottom of first section bottom plate.

Furthermore, the inner side of the pulley mechanism is rotatably connected with a turning block through a rotating shaft, the bottom plane of the pulley mechanism is an inclined plane structure which inclines inwards by 45 degrees, the top plane of the turning block is an inclined plane structure which inclines outwards by 40 degrees, and pulleys are arranged at the left end and the right end of the bottom plane of the turning block.

Furthermore, the front end and the rear end of the clamping device are respectively symmetrically provided with a clamping column, a spring is arranged in the clamping column, the outer end of the spring is fixedly connected with a pin head facing downwards in a beveling mode, the bottom end of the pin head is fixedly provided with a vertically downward shifting pin, the shifting pin is arranged in a moving hole formed in the shifting pin, the length of the moving hole is consistent with the length of the pin head for detecting the clamping column, and a slotted hole matched with the pin head is also formed in the center of the bottom plane of the turnover block.

Furthermore, half fluting has all been seted up to boss and supporting sleeve piece, and rotates through the pivot in the boss and be connected with the reinforcing plate to place in the half fluting in supporting sleeve piece in the end of reinforcing plate just, the spiro union has locking bolt in the left end lateral wall of supporting sleeve piece moreover, and seted up the bolt hole that suits with locking bolt on the terminal lateral wall of reinforcing plate.

Furthermore, a clamping groove is formed in the left end of the fixing column, the height of an inner groove of the clamping groove is just consistent with the thickness of the locking movable column, and the inner end of the clamping groove extends into the first section of side protection plate.

Furthermore, the left end of the locking movable column is rotatably connected with a movable straightening block through a third rotating shaft, the left end and the right end of the movable straightening block are respectively connected to the locking movable column and the locking mechanism through a first rotating shaft and a third rotating shaft, and the inner wall vertical structure of the left end of the main body of the locking mechanism is rotatably connected to the front end and the rear end of the epitaxial plate through a second rotating shaft.

Furthermore, the front end side wall extending part of the locking mechanism at the front end and the rear end side wall extending part of the locking mechanism at the rear end are both provided with locking columns in parallel, and the front end side wall and the rear end side wall of the third section of bottom plate are both provided with locking groove blocks matched with the locking columns near the left.

Furthermore, a fourth rotating shaft is arranged in the middle of the locking movable column, and the distance between the fourth rotating shaft and the third rotating shaft is just consistent with the length of the head curved surface clamping block.

Furthermore, a circular groove hole is formed in the second section of side guard plate, the reinforcing column is arranged in the circular groove hole, a rectangular through hole is formed in the position, corresponding to the circular groove hole, of the outer side wall of the second section of side guard plate, and the toggle column arranged on the reinforcing column is just arranged in the rectangular through hole.

Furthermore, the second section of bottom plate is formed by two parts in the shape of an isosceles trapezoid, a positioning block is arranged on the side wall of the rear end of the front end part of the second section of bottom plate, and a positioning groove matched with the positioning block is formed in the side wall of the front end of the rear end part of the second section of bottom plate.

Furthermore, the distance from the bottom side surface of the turnover block to the bottom surface of the first section of bottom plate is consistent with the distance from the bottom side surface of the reinforcing block and the supporting sleeve block to the bottom surfaces of the first section of bottom plate and the second section of bottom plate in the turnover state.

Compared with the prior art, the invention has the following beneficial effects:

the arrangement of the turning and folding block and the pulley mechanism is characterized in that the turning and folding block is connected to the inner end side edge of the pulley mechanism through a rotating shaft in a rotating mode, the bottom plane of the pulley mechanism is an inclined plane structure inclining inwards by 45 degrees, the top plane of the turning and folding block is an inclined plane structure inclining outwards by 40 degrees, and pulleys are arranged at the left end and the right end of the bottom plane of the turning and folding block respectively, so that the pulley and the part where the turning and folding block is located can rotate within a-degree range through the rotating shaft, the turning and folding of the pulley and the turning and folding block can be hidden and unfolded for use, the pulley mechanism and the inclined structure of the turning and folding block enable the pulley and the turning and folding block to be always in an outwards expanded posture after being unfolded, a more stable integrated structure can be kept under the pressure of the upper portion, and the pulley and.

The clamping device and the clamping columns are arranged, the clamping columns are symmetrically arranged at the front end and the rear end of the clamping device respectively, springs are arranged in the clamping columns, the outer end of the spring is fixedly connected with a pin head facing downwards in a beveling way, the bottom end of the pin head is fixedly provided with a poking pin which faces downwards vertically, the toggle pin is arranged in a moving hole arranged on the toggle pin, the length of the moving hole is consistent with the length of a pin head detecting and clamping column, the center of the bottom plane of the turnover block is also provided with a slotted hole matched with the pin head, so that the clamping device can be automatically clamped by the pin head when the turnover block is turned to the horizontal position, when the turnover block needs to be unfolded, the toggle pin can be toggled inwards to enable the spring to be contracted, and then the pin head falls off from the turnover block, so that the turnover block is unfolded, the fast and convenient conversion state is realized, and the time is saved.

The setting of boss and support cover piece, half fluting has all been seted up through boss and support cover piece, and rotate through the pivot in the boss and be connected with the reinforcing plate, and place in the half fluting in the support cover piece in the end of reinforcing plate just, and the spiro union has locking bolt in the left end lateral wall of support cover piece, and set up the bolt hole that suits with locking bolt on the terminal lateral wall of reinforcing plate, thereby make the reinforcing plate use the pivot on the boss to rotate 90 degrees as the center, the cooperation support cover piece is fixed to first section bottom plate and second section bottom plate supplementary enhancement, and is simple in operation, and is safe in utilization.

The locking movable column and the fixed column are arranged, a clamping groove is arranged at the left end of the fixed column, the height of an inner groove of the clamping groove is just consistent with the thickness of the locking movable column, the inner end of the clamping groove extends into the first section of side guard plate, so that the locking movable column can have stronger rigidity after being mutually spliced, the locking movable column can extend into the first section of side guard plate when moving rightwards, the continuity of the whole structure is enhanced, the left end of the locking movable column is rotatably connected with a movable straightening block through a third rotating shaft, the left end and the right end of the movable straightening block are respectively connected onto the locking movable column and the locking mechanism through a first rotating shaft and a third rotating shaft, the vertical structure of the inner wall of the left end of a main body of the locking mechanism is rotatably connected at the front end and the rear end of an epitaxial plate through a second rotating shaft, and the locking mechanism can drive the locking movable column to move outwards or inwards by taking the second rotating shaft as a rotating, the movable straightening block can be used as a buffer block of a locking mechanism which expands outwards in the rotating process, so that the whole locking process is smoother, a fourth rotating shaft is arranged in the middle of the locking movable column, the distance between the fourth rotating shaft and the third rotating shaft is just consistent with the length of the head curved surface clamping block, when the locking mechanism is in a self-locking state, the part where the fourth rotating shaft is located can be just hidden in the second section side protection plate, the part where the third rotating shaft is located is just hidden in the outer end side wall of the head curved surface clamping block, and therefore the rigid part of the whole locking movable column can be located at the joint of the head curved surface clamping block and the second section side protection plate in the self-locking state, and the purpose of strengthening the whole rigidity is achieved.

The setting of second section bottom plate, two parts that are the isosceles trapezoid shape through the second section bottom plate constitute, and be provided with the counterpoint piece on the rear end lateral wall of the front end part of second section bottom plate, and set up the counterpoint groove that suits with the counterpoint piece in the front end lateral wall of the rear end part of second section bottom plate, thereby make the second section bottom plate can expand, the convenience is gone into from patient's health back both sides card, reduce the stirring to patient's health, and because the setting of counterpoint piece and counterpoint groove, make the second section bottom plate not lose the rigidity.

Strengthen the setting of post and second section side guard plate, through opening the circular slotted hole in the second section side guard plate, and put in the circular slotted hole in the post of strengthening, and the rectangle through-hole has been seted up with the position that circular slotted hole corresponds on the lateral wall of second section side guard plate, and the post of stirring that sets up on the post of strengthening places the rectangle through-hole in just in, when stirring the post and being in rectangle through-hole left end, strengthen the post and can hide in second section side guard plate just, and stir the post when being in rectangle through-hole right-hand member, strengthen the post and can stretch to the right in first section side guard plate just, reach and strengthen the fixed action.

The medical stretcher has the advantages that the medical stretcher is matched with various structures, the medical stretcher structure can be quickly disassembled, the function conversion between a common stretcher and a stretcher workshop can be realized, the secondary injury accident to the patient can be avoided, and the patient can be placed on the stretcher without turning over the body of the patient when the patient is transferred to the stretcher.

Drawings

Fig. 1 is a schematic structural view of the invention viewed from the front right.

Fig. 2 is a left rear axial view structural schematic diagram of the invention.

Fig. 3 is a schematic view of the left rear lower axial view of the present invention.

Fig. 4 is a schematic view of the enlarged portion of fig. 3 of the present invention.

Fig. 5 is a schematic view of the left rear axis of the expanded state of the pulley of the present invention.

Fig. 6 is a schematic view of the left rear lower axial view of the expanded state of the pulley of the present invention.

Fig. 7 is a schematic view of the enlarged portion of fig. 6 of the present invention.

Fig. 8 is a semi-sectional structural schematic diagram of the retaining column of the present invention.

FIG. 9 is a left rear axial view of the second stage sole plate and the first stage sole plate of the present invention in a separated state.

FIG. 10 is a front right perspective view of the second stage sole plate and the first stage sole plate of the present invention in a separated condition.

Fig. 11 is a schematic view of the overall unfolding side view of the stretcher of the present invention.

Fig. 12 is a schematic view of the stretcher of the present invention in an overall unfolded right upper axial view.

Fig. 13 is a schematic axial view of a reinforcing column portion of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1-a first section bottom plate, 2-a handle, 3-a side raised edge, 4-a second section bottom plate, 5-a third section bottom plate, 6-a fixed column, 7-a locking mechanism, 8-a locking movable column, 9-a second section side guard plate, 10-a first section side guard plate, 11-a hanging column, 12-an extension plate, 13-a pulley mechanism, 14-a pulley, 15-a clamping device, 16-a clamping column, 17-a reinforcing block, 18-a support sleeve block, 19-a front block, 401-an alignment groove, 402-an alignment block, 501-a head curved surface clamping block, 601-a clamping groove, 701-a locking column, 702-a locking groove block, 703-a first rotating shaft, 704-a second rotating shaft, 705-a movable straightening block, 801-a third rotating shaft, 802-a fourth rotating shaft, 901-rectangular through hole, 902-toggle column, 903-reinforced column, 1001-circular slotted hole, 1201-cross bar, 1301-turnover block, 1601-toggle pin, 1602-pin head, 1603-spring, 1701-reinforced plate, 1702-bolt hole, 1801-locking bolt, 1802-semi-slot and 1901-rubber protective strip.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 13:

the invention provides a lifting-free detachable high-efficiency medical stretcher structure for patients, which comprises a first section bottom plate 1, a handle 2, a side lifting edge 3, a second section bottom plate 4, a third section bottom plate 5, a fixed column 6, a locking mechanism 7, a locking movable column 8, a second section side protection plate 9, a first section side protection plate 10, a hanging column 11, an outer extension plate 12, a pulley mechanism 13, a pulley 14, a clamping device 15, a clamping column 16, a reinforcing block 17, a supporting sleeve block 18, a front stop block 19, an aligning groove 401, an aligning block 402, a head curved surface clamping block 501, a clamping groove 601, a locking column 701, a locking groove block 702, a first rotating shaft 703, a second rotating shaft 704, a movable correcting block 705, a third rotating shaft 801, a fourth rotating shaft 802, a rectangular through hole 901, a toggle column 902, a reinforcing column 903, a circular groove hole 1001, a cross rod 1201, a toggle block 1301, a toggle pin 1601, a pin head 1601, a spring 1603, a reinforcing plate 1701, a bolt hole 1702, the locking device comprises locking bolts 1801, a half-open groove 1802 and rubber protection strips 1901, wherein the front and rear side edges of the top of a first section of bottom plate 1 are both vertically provided with a first section of side guard plate 10, and the outer wall of the top end of the first section of side guard plate 10 is outwards and horizontally provided with side raised edges 3; rectangular fixing columns 6 are fixedly inserted into the front end and the rear end side of the first section of bottom plate 1, and handles 2 are fixedly arranged at the right ends of the fixing columns 6; the left end of the first section of bottom plate 1 is connected with a second section of bottom plate 4, and the left end of the second section of bottom plate 4 is connected with a third section of bottom plate 5; a front baffle plate 19 is vertically and upwards fixedly arranged at the side edge of the left end of the third section of bottom plate 5, and a rubber protective strip 1901 is fixedly arranged in the middle of the right side wall of the front baffle plate 19; head curved surface clamping blocks 501 are fixedly arranged at two side edges of the front end and the rear end of the third section of bottom plate 5, and the inner sides of the head curved surface clamping blocks 501 are of cambered surface structures which are concave downwards at two sides; the left end of the bottom of the first section of bottom plate 1 and the right end of the bottom of the second section of bottom plate 4 are respectively connected into an integral structure through a reinforcing block 17 and a supporting sleeve block 18; the inner parts of the side walls of the front end and the rear end of the second section of bottom plate 4 and the third section of bottom plate 5 are both connected with a locking movable column 8 in a sliding way, and the right end of the locking movable column 8 is mutually inserted with the left end of the fixed column 6, so that the second section of bottom plate 4, the third section of bottom plate 5 and the first section of bottom plate 1 are mutually connected into an integral structure; the top parts of the side edges of the front end and the rear end of the second section of bottom plate 4 are vertically and fixedly provided with second section of side guard plates 9; ten hanging columns 11 are fixedly arranged on the lower portions of the side walls of the front end and the rear end of the first-stage side guard plate 10 and the second-stage side guard plate 9; an outer extension plate 12 is fixedly arranged on the side wall of the left end of the third section bottom plate 5 towards the left, and a cross bar 1201 is fixedly arranged at the middle of the side edge of the left end of the outer extension plate 12; the left end of the locking movable column 8 is provided with a locking mechanism 7, and the left end of the locking mechanism 7 is also fixedly provided with a handle 2; the bottom of the first section of bottom plate 1 is provided with two pulley mechanisms 13 near the right end, and two of the first section of bottom plate 1 between the pulley mechanisms 13 is fixedly provided with a clamping device 15 on the bottom, and the bottom of the third section of bottom plate 5 is also fixedly provided with a structure consistent with the bottom of the first section of bottom plate 1 near the right end.

Wherein, the inner end side of the pulley mechanism 13 is rotatably connected with a turnover block 1301 through a rotating shaft, the bottom plane of the pulley mechanism 13 is an inclined plane structure which is inclined inwards by 45 degrees, the top plane of the turning block 1301 is an inclined plane structure which inclines outwards by 40 degrees, and the left end and the right end of the bottom plane of the turning block 1301 are provided with pulleys 14, so that the pulley 14 and the part of the turnover block 1301 can rotate within the range of 0-95 degrees through the rotating shaft, further realizing the folding and unfolding use of the pulley 14 and the folding block 1301, and because of the inclined structure of the pulley mechanism 13 and the folding block 1301, the pulley 14 and the folding block 1301 can be always in an outward expansion posture after being unfolded, and a more stable integral structure can be maintained by means of the upper pressure, further, the pulley 14 and the turnover block 1301 are prevented from automatically resetting in the using process, and danger is avoided.

Wherein, the front and back ends of the blocking device 15 are respectively symmetrically provided with a blocking column 16, a spring 1603 is arranged in the blocking column 16, the outer end of the spring 1603 is fixedly connected with a pin head 1602 facing downwards in a chamfered way, the bottom end of the pin head 1602 is fixedly provided with a vertically downward shifting pin 1601, the shifting pin 1601 is arranged in a moving hole formed on the shifting pin 1601, the length of the moving hole is consistent with the length of the pin head 1602 for detecting the blocking column 16, and the center of the bottom plane of the turnover block 1301 is also provided with a slotted hole matched with the pin head 1602, as shown in fig. 7, so that the blocking device 15 can be automatically clamped by the pin head 1602 when the turnover block 1301 is turned to the horizontal position, and when the turnover block 1301 needs to be unfolded, the shifting pin 1601 can be shifted inwards to contract the spring 1603, and further the pin head 1602 falls off from the turnover block 1301, therefore, the turnover block 1301 is unfolded, the state can be changed quickly and conveniently, and time is saved.

Wherein, reinforcing block 17 and support cover piece 18 all have seted up half slotted 1802, and rotate through the pivot in the reinforcing block 17 and be connected with reinforcing plate 1701, and the terminal half slotted 1802 who places in support cover piece 18 in can just being in reinforcing plate 1701, and the spiro union has locking bolt 1801 in the left end lateral wall of support cover piece 18, and set up the bolt hole 1702 that suits with locking bolt 1801 on the terminal lateral wall of reinforcing plate 1701, thereby make reinforcing plate 1701 regard the pivot on the reinforcing block 17 as the center and rotate 90 degrees, cooperation support cover piece 18 is fixed with supplementary enhancement to first section bottom plate 1 and second section bottom plate 4, and is easy operation, and is safe in utilization.

The left end of the fixed column 6 is provided with a clamping groove 601, the height of an inner groove of the clamping groove 601 is just consistent with the thickness of the locking movable column 8, and the inner end of the clamping groove 601 extends to the inside of the first section side protection plate 10, so that the locking movable column 8 can have stronger rigidity after being mutually spliced, and the locking movable column 8 can extend into the inside of the first section side protection plate 10 when moving rightwards, and the continuity of the whole structure is enhanced.

Wherein, the left end of locking movable column 8 is connected with movable orthotic block 705 through third pivot 801 rotation, and the left end and the right-hand member of movable orthotic block 705 are connected on locking movable column 8 and locking mechanism 7 through first pivot 703 and third pivot 801 respectively, and rotate through second pivot 704 on the main part left end inner wall vertical structure of locking mechanism 7 and connect in the front end and the rear end department of epitaxial plate 12, thereby make locking mechanism 7 can use second pivot 704 to pull locking movable column 8 outwards or inwards to remove as the rotation axis, wherein movable orthotic block 705 can regard as locking mechanism 7 to the buffer block use of outside expansion in rotatory process, make whole locking process more smooth and easy.

The front end side wall extending part of the locking mechanism 7 at the front end and the rear end side wall extending part of the locking mechanism 7 at the rear end are both provided with a locking column 701 in parallel, and the front end side wall and the rear end side wall of the third section bottom plate 5 near the left are both provided with locking groove blocks 702 matched with the locking column 701, so that the locking column 701 can be clamped in the locking groove blocks 702 to be limited just when the locking mechanism 7 is in a self-locking state.

The middle part of the locking movable column 8 is provided with a fourth rotating shaft 802, and the distance between the fourth rotating shaft 802 and the third rotating shaft 801 is exactly the same as the length of the head curved surface clamping block 501, when the locking mechanism 7 is in a self-locking state, the part where the fourth rotating shaft 802 is located can be just hidden in the second section side guard plate 9, and the part where the third rotating shaft 801 is located can be just hidden in the outer end side wall of the head curved surface clamping block 501, so that the integral rigid part of the locking movable column 8 can be located at the joint of the head curved surface clamping block 501 and the second section side guard plate 9 in the self-locking state, and the purpose of strengthening the integral rigidity is achieved.

The second section of side guard plate 9 is provided with a circular groove hole, the reinforcing column 903 is arranged in the circular groove hole, a rectangular through hole 901 is formed in the position, corresponding to the circular groove hole, of the outer side wall of the second section of side guard plate 9, the shifting column 902 arranged on the reinforcing column 903 is arranged in the rectangular through hole 901 right, when the shifting column 902 is located at the left end of the rectangular through hole 901, the reinforcing column 903 can be hidden in the second section of side guard plate 9 right, and when the shifting column 902 is located at the right end of the rectangular through hole 901, the reinforcing column 903 can extend into the first section of side guard plate 10 right, so that the reinforcing and fixing effects are achieved.

Wherein, second section bottom plate 4 constitutes for the two parts of isosceles trapezoid shape, and is provided with counterpoint piece 402 on the rear end lateral wall of the front end part of second section bottom plate 4, and set up the counterpoint groove 401 that suits with counterpoint piece 402 in the front end lateral wall of the rear end part of second section bottom plate 4 to make second section bottom plate 4 can expand, conveniently block in from patient's health back both sides, reduce the stirring to patient's health, and because counterpoint piece 402 and counterpoint groove 401's setting, make second section bottom plate 4 not lose the rigidity.

The distance from the bottom side of the folded block 1301 in the folded state to the bottom surface of the first section of bottom plate 1 is the same as the distance from the bottom side of the reinforcing block 17 and the supporting sleeve block 18 to the bottom surfaces of the first section of bottom plate 1 and the second section of bottom plate 4, so that the medical stretcher structure can be used in two states, can be used as a common stretcher in the state of not using the pulley 14, and can be used as a push type stretcher with relatively low height in the state of using the pulley 14.

The specific use mode and function of the embodiment are as follows:

in the invention, the inner end side edge of the pulley mechanism 13 is rotatably connected with the turnover block 1301 through a rotating shaft, the bottom plane of the pulley mechanism 13 is an inclined plane structure which is inclined inwards by 45 degrees, the top plane of the turnover block 1301 is an inclined plane structure which is inclined outwards by 40 degrees, and the left end and the right end of the bottom plane of the turnover block 1301 are respectively provided with the pulley 14, so that the part where the pulley 14 and the turnover block 1301 are positioned can rotate within the range of 0-95 degrees through the rotating shaft, further the turnover hiding and the unfolding use of the pulley 14 and the turnover block 1301 are realized, and the pulley 14 and the turnover block 1301 can be always in an outward expansion posture after being unfolded due to the inclined structures of the pulley mechanism 13 and the turnover block 1301, and a more stable integral structure can be kept by means of the upper pressure, further the pulley 14 and the turnover block 1301 are prevented from automatically resetting and causing danger in the use, the front end and the rear end of the blocking device 15 are respectively symmetrically provided with a blocking column 16, a spring 1603 is arranged in the blocking column 16, the outer end of the spring 1603 is fixedly connected with a pin head 1602 facing downwards in a chamfered way, the bottom end of the pin head 1602 is fixedly provided with a vertically downward shifting pin 1601, the shifting pin 1601 is arranged in a moving hole formed in the shifting pin 1601, the length of the moving hole is consistent with the length of the pin head 1602 for detecting the blocking column 16, and the center of the bottom plane of the turnover block 1301 is also provided with a slotted hole matched with the pin head 1602 as shown in fig. 7, so that the blocking device 15 can be automatically clamped by the pin head 1602 when the turnover block 1301 is turned to the horizontal position, and when the turnover block 1301 needs to be unfolded, the shifting pin 1601 is shifted inwards to contract the spring 1603, so that the pin head 1602 falls off from the turnover block 1301, thereby unfolding the turnover block 1301, the fast and convenient state change is realized, the time is saved, and the functional conversion of the stretcher structure between a common stretcher and a stretcher vehicle can be realized;

the handle 2 on the locking mechanism 7 is pushed, the locking movable column 8 can be pulled out through the locking mechanism 7, the middle part of the locking movable column 8 is provided with a fourth rotating shaft 802, the distance between the fourth rotating shaft 802 and the third rotating shaft 801 is just consistent with the length of the head curved surface clamping block 501, when the locking mechanism 7 is in a self-locking state, the part where the fourth rotating shaft 802 is located can be just hidden in the second section side guard plate 9, the part where the third rotating shaft 801 is located is just hidden in the outer end side wall of the head curved surface clamping block 501, so that the rigid part of the whole locking movable column 8 can be located at the connection part of the head curved surface clamping block 501 and the second section side guard plate 9 in the self-locking state, the purpose of strengthening the whole rigidity is achieved, the second section side guard plate 9 is provided with a circular groove hole, the strengthening column 903 is arranged in the circular groove hole, the outer side wall of the second section side guard plate 9 is provided with a rectangular through, the toggle column 902 arranged on the reinforcing column 903 is just embedded in the rectangular through hole 901, when the toggle column 902 is at the left end of the rectangular through hole 901, the reinforcing column 903 can just be hidden in the second section side guard plate 9, and when the toggle column 902 is at the right end of the rectangular through hole 901, the reinforcing column 903 can just extend rightwards into the first section side guard plate 10 to achieve the reinforcing and fixing effect, the second section bottom plate 4 is formed by two parts in an isosceles trapezoid shape, the alignment block 402 is arranged on the rear end side wall of the front end part of the second section bottom plate 4, the alignment groove 401 matched with the alignment block 402 is arranged in the front end side wall of the rear end part of the second section bottom plate 4, so that the second section bottom plate 4 can be unfolded, the clamping from the two sides of the back of the patient is convenient, the turning over to the body of the patient is reduced, and the rigidity of the second section bottom plate 4 is not lost due to the arrangement of the alignment block 402 and, the distance from the bottom side of the folding block 1301 in the folded state to the bottom surface of the first section of bottom plate 1 is the same as the distance from the bottom side of the reinforcing block 17 and the supporting sleeve block 18 to the bottom surfaces of the first section of bottom plate 1 and the second section of bottom plate 4, so that the medical stretcher structure can be used in two states, can be used as a common stretcher in the state of not using the pulley 14, and can be used as a relatively low-height push type stretcher in the state of using the pulley 14.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a exempt from to lift patient detachable high-efficient medical stretcher structure which characterized in that: the detachable high-efficiency medical stretcher structure without lifting patients comprises a first section bottom plate, a handle, a side lifting edge, a second section bottom plate, a third section bottom plate, a fixed column, a locking mechanism, a locking movable column, a second section side protection plate, a first section side protection plate, a hanging column, an extension plate, a pulley mechanism, a pulley, a clamping device, a clamping column, a reinforcing block, a supporting sleeve block and a front stop block, an alignment groove, an alignment block, a head curved surface clamping block, a clamping groove, a locking column, a locking groove block, a first rotating shaft, a second rotating shaft, a movable straightening block, a third rotating shaft, a fourth rotating shaft, a rectangular through hole, a toggle column, a reinforcing column, a circular groove hole, a cross rod, a turnover block, a toggle pin, a pin head, a spring, a reinforcing plate, a bolt hole, a locking bolt, a semi-open groove and a rubber protective strip, the front end side edge and the rear end side edge of the top of the first section of bottom plate are both vertically provided with a first section of side guard plate, and the outer wall of the top end of the first section of side guard plate is outwards and horizontally provided with a side lifting edge; rectangular fixing columns are fixedly inserted into the side edges of the front end and the rear end of the first section of bottom plate, and handles are fixedly arranged at the right ends of the fixing columns; the left end of the first section of bottom plate is connected with a second section of bottom plate, and the left end of the second section of bottom plate is connected with a third section of bottom plate; a front baffle plate is vertically and upwards fixedly arranged at the side edge of the left side of the third section of bottom plate, and a rubber protective strip is fixedly arranged in the middle of the right side wall of the front baffle plate; head curved surface clamping blocks are fixedly arranged at two side edges of the front end and the rear end of the third section of bottom plate, and the inner sides of the head curved surface clamping blocks are of cambered surface structures which are concave downwards towards two sides; the left end of the bottom of the first section of bottom plate and the right end of the bottom of the second section of bottom plate are respectively connected into an integral structure through a reinforcing block and a supporting sleeve block; the inner parts of the side walls of the front ends and the rear ends of the second section of bottom plate and the third section of bottom plate are both connected with locking movable columns in a sliding mode, and the right ends of the locking movable columns are mutually inserted with the left ends of the fixed columns, so that the second section of bottom plate, the third section of bottom plate and the first section of bottom plate are mutually connected into an integral structure; the top of the side edge of the front end and the rear end of the second section of bottom plate is vertically and fixedly provided with a second section of side guard plate; ten hanging columns are fixedly arranged on the lower portions of the side walls of the front end and the rear end of the first section of side guard plate and the second section of side guard plate; an extension plate is fixedly arranged on the side wall of the left end of the third section of bottom plate leftwards, and a cross rod is fixedly arranged at the middle of the side edge of the left end of the extension plate; the left end of the locking movable column is provided with a locking mechanism, and the left end of the locking mechanism is also fixedly provided with a handle; the bottom of the first section of bottom plate close to the right end is fixedly provided with two pulley mechanisms, the bottom of the first section of bottom plate between the two pulley mechanisms is fixedly provided with a clamping device, and the bottom of the third section of bottom plate close to the left end is also fixedly provided with a structure consistent with the bottom of the first section of bottom plate close to the right end;

the side edge of the inner end of the pulley mechanism is rotatably connected with a turning block through a rotating shaft, the bottom plane of the pulley mechanism is of an inclined plane structure which is inclined inwards by 45 degrees, the top plane of the turning block is of an inclined plane structure which is inclined outwards by 40 degrees, and pulleys are arranged at the left end and the right end of the bottom plane of the turning block;

the front end and the rear end of the clamping device are respectively symmetrically provided with a clamping column, a spring is arranged in the clamping column, the outer end of the spring is fixedly connected with a pin head facing downwards in a beveling way, the bottom end of the pin head is fixedly provided with a vertically downward shifting pin, the shifting pin is arranged in a moving hole formed in the shifting pin, the length of the moving hole is consistent with that of the pin head which is used for detecting the clamping column, and the center of the bottom plane of the turnover block is also provided with a slotted hole which is adaptive to the pin head;

the reinforcing block and the supporting sleeve block are both provided with semi-open grooves, the reinforcing block in the reinforcing block is rotatably connected with a reinforcing plate through a rotating shaft, the tail end of the reinforcing plate can be just arranged in the semi-open groove in the supporting sleeve block, the left end side wall of the supporting sleeve block is screwed with a locking bolt, and the outer side wall of the tail end of the reinforcing plate is provided with a bolt hole matched with the locking bolt;

a clamping groove is formed in the left end of the fixed column, the height of an inner groove of the clamping groove is just consistent with the thickness of the locking movable column, and the inner end of the clamping groove extends into the first section of side protection plate;

the left end of the locking movable column is rotatably connected with a movable straightening block through a third rotating shaft, the left end and the right end of the movable straightening block are respectively connected to the locking movable column and the locking mechanism through a first rotating shaft and a third rotating shaft, and the vertical structure of the inner wall of the left end of the main body of the locking mechanism is rotatably connected to the front end and the rear end of the epitaxial plate through a second rotating shaft;

the front end side wall extending part of the locking mechanism at the front end and the rear end side wall extending part of the locking mechanism at the rear end are both provided with locking columns in parallel, and the front end and the rear end side wall of the third section of bottom plate are both provided with locking groove blocks which are matched with the locking columns near the left.

2. The detachable high-efficiency medical stretcher structure free of lifting for patients according to claim 1, characterized in that: and a fourth rotating shaft is arranged in the middle of the locking movable column, and the distance between the fourth rotating shaft and the third rotating shaft is just consistent with the length of the head curved surface clamping block.

3. The detachable high-efficiency medical stretcher structure free of lifting for patients according to claim 1, characterized in that: a circular groove hole is formed in the second section of side protection plate, the reinforcing column is arranged in the circular groove hole, a rectangular through hole is formed in the position, corresponding to the circular groove hole, of the outer side wall of the second section of side protection plate, and the shifting column arranged on the reinforcing column is arranged in the rectangular through hole.

4. The detachable high-efficiency medical stretcher structure free of lifting for patients according to claim 1, characterized in that: the second section bottom plate is composed of two parts in an isosceles trapezoid shape, a positioning block is arranged on the side wall of the rear end of the front end part of the second section bottom plate, and a positioning groove matched with the positioning block is formed in the side wall of the front end of the rear end part of the second section bottom plate.

5. The detachable high-efficiency medical stretcher structure free of lifting for patients according to claim 1, characterized in that: the distance from the bottom side surface of the turnover block to the bottom surface of the first section of bottom plate is consistent with the distance from the bottom side surface of the reinforcing block and the supporting sleeve block to the bottom surfaces of the first section of bottom plate and the second section of bottom plate.