CN211674949U - A transport mechanism for removing stretcher - Google Patents
A transport mechanism for removing stretcher Download PDFInfo
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- CN211674949U CN211674949U CN201921508412.0U CN201921508412U CN211674949U CN 211674949 U CN211674949 U CN 211674949U CN 201921508412 U CN201921508412 U CN 201921508412U CN 211674949 U CN211674949 U CN 211674949U
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- stretcher
- bed body
- carrying
- body support
- speed reducer
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Abstract
A carrying mechanism for a movable stretcher comprises a bed body support, a carrying mechanism arranged on the bed body support and a stretcher positioned above the bed body support; the bed body support comprises a support cross beam and a support longitudinal beam; the carrying mechanism comprises a driving mechanism arranged in the bed body support and a carrying component used for connecting the driving mechanism and the bed surface; the driving mechanism is connected with a speed reducer arranged on the inner side of a support longitudinal beam of the bed body support; the carrying mechanism drives a carrying component through a driving mechanism, and the carrying component drives the bed surface to rotate. The utility model provides a moving mechanism of stretcher realizes the function that the stretcher automatic handling wounded personnel through machinery and automatically controlled combination, reduces and protects worker intensity of labour and number, and the structure is more firm.
Description
Technical Field
The utility model relates to a stretcher technical field, concretely relates to a transport mechanism for removing stretcher.
Background
The movable stretcher bed has a vital significance in rescue work, and the movement of the movable stretcher bed is generally completed by the driving force generated by a driving mechanism formed by a driving device rigidly connected with a speed reducer; the distance between the driving device and the speed reducers on the two sides is too far, so that the generated position deviation is too large, and in the driving process, the power device can generate radial driving force which drives the stretcher bed to finish moving; however, when the rigid connection is used to realize synchronous movement at two ends of the stretcher, the driving mechanism components are damaged due to the existence of radial driving force.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the above, an object of the present invention is to provide a carrying mechanism for a moving stretcher, which can balance the radial force generated by a driving mechanism, and does not affect the driving mechanism member in the moving process of the stretcher.
(II) technical scheme
A carrying mechanism for a movable stretcher comprises a bed body support, a carrying mechanism arranged in the bed body support and a stretcher positioned above the bed body support; the carrying mechanism comprises a driving mechanism arranged in the bed body support and a carrying member used for connecting the driving mechanism and the stretcher; the driving mechanism is in transmission connection with the carrying component through speed reducers A arranged on the inner sides of the two ends of the bed body support; and starting the driving mechanism, and driving the stretcher to move by the carrying component.
Furthermore, the driving mechanism comprises a motor which is connected with a speed reducer B and is fixedly connected to the middle plate of the bed body bracket by a screw, and transmission rods of which two ends are provided with universal joints; the speed reducer B is in transmission connection with the middle of the transmission rod, and two ends of the transmission rod are in transmission connection with the transmission shaft of the speed reducer A.
Furthermore, the driving mechanism is two motors respectively connected with the speed reducer A, and the motors are positioned on the inner side of the bed body support.
Further, the carrying component is of a quadrilateral connecting rod structure, and the connecting rods are symmetrically hinged on the movable plate with the grooves.
Further, the carrying component comprises a main rocker arm and an auxiliary rocker arm; one end of the main rocker arm is hinged to one end of the moving plate, the other end of the main rocker arm is in transmission connection with the speed reducer A on a transmission shaft of the speed reducer A, one end of the auxiliary rocker arm is hinged to the middle of the moving plate, and the other end of the auxiliary rocker arm is hinged to the bed body support.
Further, the carrying mechanism is an electric linear guide rail mechanism; the electric linear guide rail comprises a clamping groove guide rail and a clamping strip clamped in the clamping groove guide rail.
Furthermore, the clamping groove guide rail is divided into two sections, and the clamping strip is I-shaped.
(III) advantageous effects
1. The utility model discloses a transport component that actuating mechanism cooperation of optimizing was optimized can not cause the harm especially to the harm of speed reducer to the component that constitutes actuating mechanism when realizing the both ends synchronous movement of stretcher.
2. The utility model provides a two kinds of differences optimize actuating mechanism, one is that the speed reducer is supporting with take the power device of universal joint, one is the mode of bi-motor cooperation speed reducer, can satisfy more diversified demand according to the reality.
3. The conveying component provided by the utility model has two modes, one mode is a four-side connecting rod mode, and the other mode is a linear guide rail mode; the transport component of quadrangle connecting rod has wider displacement, linear guide's mode stable in structure, and diversified structural style makes the utility model discloses the practicality is better.
Drawings
FIG. 1 is a schematic structural view of a moving mechanism with a universal joint;
FIG. 2 is a schematic structural view of a moving mechanism with a bi-directional motor;
fig. 3 is a schematic view of a stretcher with a slide rail structure;
wherein: 100. a support bar; 101. canvas; 102. a bracket beam; 103. a support stringer; 1. a speed reducer A; 11. a speed reducer B; 2. a motor; 21. a transmission rod; 211. a universal joint; 201. a middle plate; 31. a main rocker arm; 311. an auxiliary rocker arm; 312. moving the plate; 301. a drive shaft; 32. clamping the strip; 321. a slot guide rail.
Detailed Description
The following description of the present invention will be made in detail with reference to the accompanying drawings 1 to 3 and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention;
as shown in fig. 1-3, a carrying mechanism for a movable stretcher comprises a bed support, a carrying mechanism installed in the bed support, and a stretcher positioned above the bed support; the bed body support comprises a support cross beam 102 and a support longitudinal beam 103; the stretcher is formed by sleeving three pieces of canvas 101 on a parallel supporting rod 100; the carrying mechanism comprises a driving mechanism arranged in the bed body support and a carrying member used for connecting the driving mechanism and the stretcher; the driving mechanism is in transmission connection with the carrying component through a speed reducer A1 arranged on the inner side of a support longitudinal beam 103 of the bed body support; and starting the driving mechanism, and driving the stretcher to move by the carrying component.
The driving mechanism has two schemes, one is formed by adopting a single motor, a speed reducer and a transmission rod with a universal joint, and the other is formed by directly matching a double-side motor with the speed reducer;
the first scheme of the driving mechanism is as follows: comprises a motor 2 which is connected with a speed reducer B11 and is fixedly connected with a middle plate 201 of the bed body bracket by screws, and a transmission rod 21 with universal joints 211 at both ends; the speed reducer B11 is in transmission connection with the middle of the transmission rod 21, and two ends of the transmission rod 21 are in transmission connection with the transmission shaft 301 of the speed reducer A1; starting the motor 2, driving the transmission rod 21 to cooperate with the transmission shaft 301 on the speed reducer A1 to drive the carrying member which is rigidly connected with the transmission shaft 301, so that the stretcher can move; the transmission rod 21 with the universal joint 211 can balance the radial force generated by the displacement deviation caused by the over-long distance between the driving device and the speed reducer, so that the stretcher can move more stably without damaging a driving member.
The second scheme of the driving mechanism comprises the following steps: the electric bed comprises two motors 2 respectively connected with a speed reducer A1, wherein the motors 2 are positioned on the inner side of the bed body support; the motor 2 directly drives the speed reducer A1, and the speed reducer A1 is in transmission connection with the carrying component to realize the movement of the stretcher.
The carrying component has two structures, one structure is a quadrilateral connecting rod structure, the displacement range of the quadrilateral connecting rod structure is large, and the stretcher can move in a large range; one is an electric linear guide rail structure, and the electric linear guide rail structure is stable and stable when the stretcher is moved.
The first handling member: the stretcher supporting rod 100 is provided with a groove 312, the two ends of the stretcher supporting rod 100 are placed on the groove of the movable plate 312, and the stretcher is driven by a driving mechanism to move along with the swinging of the carrying component;
the carrying member comprises a main rocker arm 31 and an auxiliary rocker arm 311; one end of the main rocker arm 31 is hinged to one end of the moving plate 312, the other end of the main rocker arm 31 is in transmission connection with a speed reducer A1 on a transmission shaft 301 of the speed reducer A1, one end of the auxiliary rocker arm 311 is hinged to the middle of the moving plate 312, and the other end of the auxiliary rocker arm 311 is hinged to a support longitudinal beam 103 of the bed body support.
The second type of handling member: an electric linear guide rail mechanism; electronic linear guide includes the draw-in groove guide rail 321, the card is established card strip 32 in the draw-in groove guide rail 321, card strip 32 welding starts electronic linear guide mechanism on the support longeron 103 of bed body support, card strip 32 is in slide in the draw-in groove guide rail 321, realize the removal of stretcher.
The card slot guide rail 321 is divided into two sections, and the card strip is I-shaped.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. A carrying mechanism for a movable stretcher bed is characterized by comprising a bed body support, a carrying mechanism arranged in the bed body support and a stretcher positioned above the bed body support; the carrying mechanism comprises a driving mechanism arranged in the bed body support and a carrying member used for connecting the driving mechanism and the stretcher; the driving mechanism is in transmission connection with the carrying component through speed reducers A arranged on the inner sides of the two ends of the bed body support; and starting the driving mechanism, and driving the stretcher to move by the carrying component.
2. The carrying mechanism for the movable stretcher according to claim 1, wherein the driving mechanism comprises a motor connected with a speed reducer B and fixedly connected to the middle plate of the bed body bracket by a screw, and a transmission rod with universal joints at two ends; the speed reducer B is in transmission connection with the middle of the transmission rod, and two ends of the transmission rod are in transmission connection with the transmission shaft of the speed reducer A.
3. The carrying mechanism for a moving stretcher according to claim 1, wherein said driving mechanism is two motors respectively connected to said speed reducer a, said motors being located inside said bed frame.
4. The transfer mechanism for a mobile cot according to claim 1, wherein the transfer member is a quadrilateral linkage structure, the linkages being symmetrically hinged on the grooved mobile plate.
5. The transport mechanism for a moving cot according to claim 4, wherein the transport member comprises a primary swing arm, a secondary swing arm; one end of the main rocker arm is hinged to one end of the moving plate, the other end of the main rocker arm is in transmission connection with the speed reducer A on a transmission shaft of the speed reducer A, one end of the auxiliary rocker arm is hinged to the middle of the moving plate, and the other end of the auxiliary rocker arm is hinged to the bed body support.
6. The transport mechanism for a mobile cot according to claim 1, wherein the transport mechanism is an electric linear guide mechanism; the electric linear guide rail comprises a clamping groove guide rail and a clamping strip clamped in the clamping groove guide rail.
7. The transfer mechanism of claim 6, wherein said slot track is divided into two sections, and said locking bar is "i" shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508412.0U CN211674949U (en) | 2019-09-11 | 2019-09-11 | A transport mechanism for removing stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508412.0U CN211674949U (en) | 2019-09-11 | 2019-09-11 | A transport mechanism for removing stretcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211674949U true CN211674949U (en) | 2020-10-16 |
Family
ID=72770617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921508412.0U Active CN211674949U (en) | 2019-09-11 | 2019-09-11 | A transport mechanism for removing stretcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211674949U (en) |
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2019
- 2019-09-11 CN CN201921508412.0U patent/CN211674949U/en active Active
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