Lifting motor fixing device of medical bed

Abstract

The utility model discloses a lifting motor fixing device of a medical bed, a lifting motor is fixedly installed on a walking frame of the medical bed, a motor fixing frame is fixed on the walking frame, the motor fixing frame is of a U-shaped structure, and a plurality of fixing installation holes are formed in the opposite side walls of the motor fixing frame; a hoop is fixed to a motor body of the lifting motor and installed in the frame body, the lifting motor is supported by the bottom of the motor fixing frame, a plurality of fixing nuts are installed on the periphery of the hoop, the fixing nuts correspond to the fixing installation holes one to one, and the fixing installation holes correspond to the fixing installation holes one to one. According to the lifting motor fixing device, the motor can be better fixed, so that the stress of the motor is more uniform, additional welding operation is not needed, and the fixing is simple and firm.

Description

Technical Field

[0001] The utility model relates to the technical field of medical beds, in particular to a lifting motor fixing device for a medical bed. Background Art

[0002] At present, the bed board on the medical bed includes a middle bed board fixedly mounted on the bed frame, one end of the middle bed board is hinged with a back board, the other end of the middle bed board is hinged with a thigh board, and the thigh board is hinged with a calf board. In order to flip the back board and the thigh board and achieve the effect of lifting the patient's back and legs, the bed frame is provided with a lifting element or other mechanism connected to the back board and the thigh board to provide driving force.

[0003] For example, the applicant disclosed a decompression medical bed in a document with the publication number CN108938250A previously applied for. This medical bed can decompress the patient's abdomen when the backboard and thigh board are flipped. The decompression medical bed is supported by two lifting columns, which are driven by a lifting motor. The main body of the current lifting motor is fixed to the walking frame by bolts, and then covered with a cover. This fixing method requires welding a connecting seat on one side of the lifting motor, and then bolting it to the connecting seat. There are the following problems with fixing the connecting seat on the walking frame. First, the lifting motor is fixed on only one side, and the force is uneven. Second, the connecting seat needs to be welded on the outer surface of the lifting motor, and the operation is also more troublesome. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a lifting motor fixing device for a medical bed, which can better fix the motor, make the force on the motor more uniform, and does not require additional welding operations, and the fixing is simple and firm.

[0005] In order to solve the above technical problems, the technical solution of the utility model is: a lifting motor fixing device for a medical bed, the lifting motor is fixedly installed on the walking frame of the medical bed, a motor fixing frame is fixed on the walking frame, the motor fixing frame is in a U-shaped structure, and a plurality of fixing holes are arranged on the opposite side walls of the motor fixing frame; a hoop is fixed on the motor body of the lifting motor, the hoop is installed inside the motor fixing frame, the bottom of the motor fixing frame supports the lifting motor, a plurality of fixing nuts are installed on the outer periphery of the hoop, the fixing nuts correspond to the fixing holes one by one, and a fixing bolt that matches the fixing nut thread is installed in the fixing hole.

[0006] As a preferred solution, the ferrule includes a cylindrical ferrule body, an axial strip opening is provided on the ferrule body, connecting plate portions are provided on both edges of the strip opening, the connecting plate portions are locked by locking bolts, a plurality of axial mounting ribs are provided on the ferrule body, an axially extending open nut groove is provided on the axial mounting rib, the fixing nut is embedded in the nut groove, and the diameter of the opening is smaller than the outer diameter of the fixing nut.

[0007] As a preferred solution, an auxiliary connecting plate is also provided on the walking frame, and the auxiliary connecting plate and the side plates of the motor fixing frame respectively constitute three sides of a rectangle, the strip opening of the hoop is on the opposite side of the auxiliary connecting plate, and the auxiliary connecting plate is provided with fixing holes corresponding to the positions of two nut embedding grooves, and fixing bolts threadedly connected to the corresponding fixing nuts are installed in the fixing holes of the auxiliary connecting plate.

[0008] As a preferred solution, the motor fixing frame is formed by bending a metal plate to form the U-shaped structure, and the motor fixing frame includes two side vertical plates and a horizontal plate connecting the bottom of the two side vertical plates. The side vertical plates are provided with matching grooves for convenient insertion of the profile of the walking frame. The profile of the walking frame is arranged in the matching groove and welded and fixed to the side vertical plates. The fixed mounting holes are arranged on the side vertical plates.

[0009] As a preferred solution, an auxiliary connecting frame is further provided between the walking frame and the motor fixing frame.

[0010] As a preferred solution, the auxiliary connecting frame includes two auxiliary connecting strips welded to the profile of the walking frame and the side vertical plates on both sides of the motor fixing frame, and the motor fixing frame is provided with a positioning matching structure that matches the auxiliary connecting strips.

[0011] As a preferred solution, a positioning protrusion is provided at the end of the auxiliary connecting strip, and a positioning groove cooperating with the positioning protrusion is provided on the side vertical plate.

[0012] As a preferred solution, the side panels are further provided with hollow strip holes.

[0013] After adopting the above technical scheme, the effect of the utility model is as follows: due to a lifting motor fixing device for a medical bed, the lifting motor is fixedly installed on the walking frame of the medical bed, a motor fixing frame is fixed on the walking frame, the motor fixing frame is in a U-shaped structure, and a plurality of fixing and mounting holes are arranged on the opposite side walls of the motor fixing frame; a hoop is fixed on the motor body of the lifting motor, the hoop is installed inside the motor fixing frame, the bottom of the motor fixing frame supports the lifting motor, a plurality of fixing nuts are installed on the outer periphery of the hoop, the fixing nuts correspond to the fixing and mounting holes one by one, and fixing bolts threadedly matched with the fixing nuts are installed in the fixing and mounting holes, therefore, the motor body of the lifting motor is placed on the motor fixing frame and supported by it, and at the same time, the hoop is tightened and then fixed to the motor fixing frame, so that no welding operation is required, and the fixing is more convenient, and at the same time, a fixing nut can be arranged on the outer periphery of the hoop, which is not limited to one side of the motor body, and the force on the lifting motor is more balanced.

[0014] Furthermore, since the ferrule includes a cylindrical ferrule body, an axial strip-shaped opening is provided on the ferrule body, connecting plate portions are provided on both edges of the strip-shaped opening, and the connecting plate portions are locked by locking bolts, a plurality of axial mounting ribs are provided on the ferrule body, and an axially extending open nut embedding groove is provided on the axial mounting rib, and the fixing nut is embedded in the nut embedding groove, and the caliber of the opening is smaller than the outer diameter of the fixing nut. Therefore, the fixing nut can be embedded in the nut embedding groove and the position of the nut embedding groove can be adjusted, and then better matched with the position of the fixed mounting hole.

[0015] Since an auxiliary connecting plate is also provided on the walking frame, the auxiliary connecting plate and the side plates on both sides of the motor fixing frame respectively constitute three sides of a rectangle, the strip opening of the hoop and the auxiliary connecting plate are on opposite sides, and the auxiliary connecting plate is provided with fixing holes corresponding to the positions of two nut embedding grooves, and fixing bolts threadedly connected to the corresponding fixing nuts are installed in the fixing holes of the auxiliary connecting plate. The auxiliary connecting plate can fix the hoop to the walking frame, so that the motor body is fixed on at least three sides, the force is more uniform, and the connection is more stable.

[0016] Furthermore, since the motor fixing frame is formed by bending a metal plate to form the U-shaped structure, the motor fixing frame includes two side vertical plates and a horizontal plate connecting the bottoms of the two side vertical plates. The side vertical plates are provided with matching grooves for convenient insertion of the profile of the walking frame. The profile of the walking frame is arranged in the matching grooves and welded and fixed to the side vertical plates. The fixed mounting holes are arranged on the side vertical plates. The motor fixing frame can be better and more accurately welded with the walking frame.

[0017] Since an auxiliary connecting frame is also arranged between the walking frame and the motor fixing frame, the auxiliary connecting frame includes two auxiliary connecting strips welded to the profile of the walking frame and the side vertical plates on both sides of the motor fixing frame, and the motor fixing frame is provided with a positioning matching structure matching with the auxiliary connecting strip, and the end of the auxiliary connecting strip is provided with a positioning protrusion, and the side vertical plate is provided with a positioning groove matching with the positioning protrusion. The auxiliary connecting frame can make the motor fixing frame more firmly fixed, and the auxiliary connecting strip can also be stably welded to the motor fixing frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 It is a structural schematic diagram of an embodiment of the utility model;

[0020] Figure 2 yes Figure 1 A magnified view of the structure at center A;

[0021] Figure 3 It is a structural schematic diagram of another angle of the embodiment of the utility model;

[0022] Figure 4 yes Figure 3 A magnified view of the structure at B in the middle;

[0023] In the attached drawings: 1. lifting motor; 2. walking frame; 3. motor fixing frame; 31. side vertical plate; 32. horizontal plate; 33. matching slot; 4. fixed mounting hole; 5. sleeve; 51. sleeve body; 52. strip opening; 53. connecting plate; 54. axial mounting rib; 6. auxiliary connecting plate; 7. fixing hole; 8. auxiliary connecting frame; 81. auxiliary connecting strip; 82. positioning protrusion; 9. hollow strip hole. DETAILED DESCRIPTION

[0024] The present invention is further described in detail below through specific embodiments.

[0025] like Figure 1-4As shown, a fixing device for a lifting motor 1 of a medical bed, the lifting motor 1 is fixedly installed on a walking frame 2 of the medical bed, a motor fixing frame 3 is fixed on the walking frame 2, the motor fixing frame 3 is in a U-shaped structure, and a plurality of fixing holes 4 are arranged on the opposite side walls of the motor fixing frame 3; a hoop 5 is fixed on the motor body of the lifting motor 1, the hoop 5 is installed inside the motor fixing frame 3, the bottom of the motor fixing frame 3 supports the lifting motor 1, a plurality of fixing nuts are installed on the outer periphery of the hoop 5, the fixing nuts correspond to the fixing holes 4 one by one, and fixing bolts that threadably cooperate with the fixing nuts are installed in the fixing holes 4.

[0026] In this embodiment, the ferrule 5 includes a cylindrical ferrule body 51, and an axial strip opening 52 is provided on the ferrule body 51. Connecting plate portions 53 are provided on both edges of the strip opening 52. The connecting plate portions 53 are locked by locking bolts. A plurality of axial mounting ribs 54 are provided on the ferrule body 51, and an axially extending open nut groove is provided on the axial mounting rib 54. The fixing nut is embedded in the nut groove, and the diameter of the opening is smaller than the outer diameter of the fixing nut.

[0027] An auxiliary connecting plate 6 is also provided on the walking frame 2, and the auxiliary connecting plate 6 and the side plates of the motor fixing frame 3 respectively constitute three sides of a rectangle, the strip opening 52 of the hoop 5 and the auxiliary connecting plate 6 are on the opposite side of the lifting motor 1, and the auxiliary connecting plate 6 is provided with fixing holes 7 corresponding to the positions of two nut embedding grooves, and fixing bolts threadedly connected to the corresponding fixing nuts are installed in the fixing holes 7 of the auxiliary connecting plate 6.

[0028] In this embodiment, the U-shaped structure of the motor fixing frame 3 is formed by bending a metal plate. The motor fixing frame 3 includes two side vertical plates 31 and a horizontal plate 32 connecting the bottoms of the two side vertical plates 31. The side vertical plates 31 are provided with matching grooves 33 for convenient insertion of the profile of the walking frame 2. The side vertical plates 31 are also provided with hollow bar holes 8. The profile of the walking frame 2 is set in the matching grooves 33 and is welded and fixed to the side vertical plates 31. The fixed mounting holes 4 are set on the side vertical plates 31. An auxiliary connecting frame 8 is also provided between the walking frame 2 and the motor fixing frame 3. The auxiliary connecting frame 8 includes two auxiliary connecting strips 81 welded on the profile of the walking frame 2 and the side vertical plates 31 on both sides of the motor fixing frame 3. A positioning matching structure matching with the auxiliary connecting strip 81 is provided on the motor fixing frame 3. A positioning protrusion 82 is provided at the end of the auxiliary connecting strip 81, and a positioning groove matching with the positioning protrusion 82 is provided on the side vertical plates 31.

[0029] During use, the motor body of the lifting motor 1 is placed on the motor fixing frame 3 and supported by the horizontal plate 32 of the motor fixing frame 3. At the same time, the connecting plate part 53 of the hoop 5 is locked by the locking bolt, and the fixing nut is embedded in the nut embedding groove and the position of the nut embedding groove is adjusted, and then it is better matched with the position of the fixed mounting hole 4, and the force on the lifting motor 1 is more balanced. After tightening, it is fixed to the motor fixing frame 3. The side plates 31, horizontal plates 32 and matching grooves of the motor fixing frame 3 can be better and more accurately welded with the walking frame 2. The auxiliary connecting plate 6 can fix the hoop 5 to the walking frame 2 so that the motor body is fixed on at least three sides. The auxiliary connecting frame 8 can make the motor fixing frame 3 more firmly fixed. The lifting motor 1 fixing device of the medical bed does not require additional welding operations and is more convenient to use.

[0030] The above-described embodiments are merely descriptions of preferred implementations of the present invention and are not intended to limit the scope of the present invention. Various modifications and alterations to the technical solution of the present invention, without departing from the design spirit of the present invention, should fall within the scope of protection defined in the claims of the present invention.

Claims

1. A lifting motor fixing device for a medical bed, wherein the lifting motor is fixedly mounted on a walking frame of the medical bed, characterized in that: A motor fixing frame is fixed on the walking frame, and the motor fixing frame is in a U-shaped structure. A plurality of fixing installation holes are arranged on the opposite side walls of the motor fixing frame; a hoop is fixed on the motor body of the lifting motor, and the hoop is installed inside the motor fixing frame. The bottom of the motor fixing frame supports the lifting motor, and a plurality of fixing nuts are installed on the outer periphery of the hoop. The fixing nuts correspond to the fixing installation holes one by one, and fixing bolts that threadably cooperate with the fixing nuts are installed in the fixing installation holes.

2. The lifting motor fixing device for a medical bed according to claim 1, characterized in that: The ferrule includes a cylindrical ferrule body, an axial strip opening is provided on the ferrule body, connecting plate parts are provided on both edges of the strip opening, and the connecting plate parts are locked by locking bolts, a plurality of axial mounting ribs are provided on the ferrule body, an axially extending open nut embedding groove is provided on the axial mounting rib, the fixing nut is embedded in the nut embedding groove, and the diameter of the opening is smaller than the outer diameter of the fixing nut.

3. The lifting motor fixing device for a medical bed as claimed in claim 2, characterized in that: An auxiliary connecting plate is also provided on the walking frame, and the auxiliary connecting plate and the side plates on both sides of the motor fixing frame respectively constitute three sides of a rectangle, the strip opening of the hoop is on the opposite side of the auxiliary connecting plate, and the auxiliary connecting plate is provided with fixing holes corresponding to the positions of two nut embedding grooves, and fixing bolts threadedly connected to the corresponding fixing nuts are installed in the fixing holes of the auxiliary connecting plate.

4. The lifting motor fixing device for a medical bed as claimed in claim 3, characterized in that: The motor fixing frame is formed by bending a metal plate to form the U-shaped structure, and the motor fixing frame includes two side vertical plates and a horizontal plate connecting the bottoms of the two side vertical plates. The side vertical plates are provided with matching grooves for convenient insertion of the profile of the walking frame. The profile of the walking frame is arranged in the matching groove and welded and fixed to the side vertical plates. The fixed mounting holes are arranged on the side vertical plates.

5. The lifting motor fixing device for a medical bed as claimed in claim 4, characterized in that: An auxiliary connecting frame is also arranged between the walking frame and the motor fixing frame.

6. The lifting motor fixing device for a medical bed as claimed in claim 5, characterized in that: The auxiliary connecting frame includes two auxiliary connecting strips welded to the profile of the walking frame and the side vertical plates on both sides of the motor fixing frame, and the motor fixing frame is provided with a positioning matching structure that matches the auxiliary connecting strips.

7. The lifting motor fixing device for a medical bed as claimed in claim 6, characterized in that: A positioning protrusion is arranged at the end of the auxiliary connecting strip, and a positioning groove cooperating with the positioning protrusion is arranged on the side vertical plate.

8. The lifting motor fixing device for a medical bed as claimed in claim 7, characterized in that: The side vertical plates are also provided with hollow strip holes.

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