CN214511777U - Operating bed - Google Patents

Abstract

The utility model relates to an operating table, which comprises a base and a bed body arranged on the base, wherein the bed body comprises a seat plate, two leg plates, a back plate and a head plate, the leg plates are rotatably connected with one end of the seat plate through a first rotating mechanism, one end of the back plate is rotatably connected with the other end of the seat plate through a first rotating shaft, a waist bridge plate and a lifting mechanism are arranged on the back plate, and the lifting mechanism is used for driving the waist bridge plate to move up and down; the head plate is rotatably connected to one end, far away from the seat plate, of the back plate through a third rotating mechanism. The utility model discloses in through the angle of two adjustable leg plates of first slewing mechanism, through the height of the adjustable waist bridge board of elevating system, through the angle of the adjustable first board of second slewing mechanism to realize the needs of certain operation position, can make things convenient for quick dismantlement moreover between each bed board and the slewing mechanism, thereby change the bed board, in order to satisfy the needs of various operation positions of hospital, accommodation is wider.

Description

Operating bed

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to an operation table.

Background

The operation table also is called the operating table, include the base and support the bed body on the base, current bed body is usually by the bedplate, the backplate, head board and leg board are constituteed, the needs of operation room nurse according to the operation position, need adjust the angle of each bed board, certain special operation position even need change the bed board of isostructure and realize, but the backplate of current bed body is a whole, can not realize the needs of certain operation position, slewing mechanism between each bed board is adjusted troublesome and the degree of difficulty big, and can not carry out quick dismantlement and change the bed board.

SUMMERY OF THE UTILITY MODEL

The utility model aims to at least solve the deficiencies in the prior art to a certain extent and provide an operating table.

In order to achieve the above object, an embodiment of the present invention provides an operating table, including a base and a bed body on the base, the bed body includes:

the seat plate is fixed on the base;

the two leg plates are respectively rotatably connected to one end of the seat plate through a first rotating mechanism, and the rotating axis of the first rotating mechanism is perpendicular to the plane of the seat plate;

one end of the back plate is rotatably connected to the other end of the seat plate through a first rotating shaft and is driven by a first driving mechanism fixed to the seat plate to rotate around the first rotating shaft; the back plate is provided with a waist bridge plate and a lifting mechanism, and the lifting mechanism is used for driving the waist bridge plate to move up and down;

the head plate is rotatably connected to one end, far away from the seat plate, of the back plate through a second rotating mechanism;

the rotation axes of the first rotating shaft and the second rotating mechanism are parallel to each other and are perpendicular to the rotation axis of the first rotating mechanism.

Preferably, the first rotating mechanism includes a first base, a first shaft body, a first engaging block, a second engaging block and a first engaging component, the first base is fixed to the seat plate, the first engaging block is fixed to the leg plate, the first base has a space between a first shaft seat and a second shaft seat which are opposite to each other at an upper-lower interval, the first shaft body is disposed on the first shaft seat and the second shaft seat, one end of the first shaft body is fixedly connected to the first shaft seat, the first engaging block is rotatably sleeved on the first shaft body, the second engaging block is circumferentially fixed and axially slidably sleeved on the first shaft body, first engaging teeth which are mutually matched are respectively disposed on adjacent end faces between the first engaging block and the second engaging block, and the first engaging component is assembled on the second shaft seat and connected to the other end of the first shaft body, the second engaging block is driven to move along the first shaft body towards the direction close to or far away from the first engaging block so as to enable the second engaging block to be tightly engaged with or disengaged from the first engaging block.

Preferably, the first base and the seat plate are integrally formed, a first inserting hole is formed in one side, facing the leg plate, of the first engaging block, and a first inserting column clamped into the first inserting hole is convexly arranged at one end, facing the seat plate, of the leg plate.

Preferably, the lifting mechanism comprises a first transmission assembly and a driving assembly, the first transmission assembly comprises a first transmission shaft, a gear and a rack, one end of the first transmission shaft is coaxially fixed with the gear, the gear is meshed with the rack, and the upper end of the rack is fixedly connected with the waist bridge plate; the bottom of backplate is provided with the support, drive assembly includes turbine, worm and rocker, turbine and worm intermeshing and rotatable setting are in on the support, the worm with rocker fixed connection, the turbine with the other end fixed connection of first transmission shaft.

Preferably, the number of the first transmission assemblies is two, and the first transmission assemblies are respectively arranged on the left side and the right side of the bottom of the back plate; the lifting mechanism further comprises a second transmission assembly, and the second rotating assemblies are in transmission connection with the two first rotating assemblies respectively.

Preferably, the second slewing mechanism includes connecting piece, flexible subassembly and locking lever, the connecting piece includes locking portion and connecting portion, connecting portion with the backplate is fixed, locking portion pass through the second shaft body rotate connect in the head board, just locking portion keeps away from one side of connecting portion is equipped with around a plurality of dogteeth that the equidistance interval of second shaft body was arranged, flexible subassembly set up in the bottom of head board, the one end of locking lever connect in flexible subassembly and the other end be equipped with can with two latches of the clearance match of a plurality of dogteeth, form between two latches and can hold adjacent two the draw-in groove of dogtooth, flexible subassembly is used for driving the locking lever towards be close to or keep away from the direction removal of locking portion, so that the locking lever lock or unblock in locking portion.

Preferably, the connecting portion is of a columnar structure, and a second inserting hole for the connecting portion to be inserted is formed in one end, facing the head plate, of the back plate.

Preferably, the first driving mechanism is a first hydraulic cylinder fixed on the outer side of the seat plate, and the tail end of a telescopic rod of the first hydraulic cylinder is hinged with the back plate.

Preferably, the base includes:

a support pillar;

the rotating platform is fixedly arranged at the bottom of the seat plate and can be rotatably arranged at the top end of the supporting column through a second rotating shaft and a third rotating shaft;

the second driving mechanism is respectively connected with the support column and the rotating platform and is used for driving the rotating platform to rotate around the second rotating shaft so as to enable the bed body to incline towards one end;

and the third driving mechanism is respectively connected with the supporting column and the rotating platform and used for driving the rotating platform to rotate around the third rotating shaft, and the shaft center of the first rotating shaft is perpendicular to the shaft center of the second rotating shaft so that the bed body inclines to one side.

Preferably, the rotating platform is further provided with a translation mechanism, the rotating platform is provided with the seat plate through the translation mechanism, and the translation mechanism is used for driving the seat plate to move relative to the rotating platform.

From the foregoing the embodiment of the utility model provides a, the utility model discloses in through the angle of two adjustable leg plates of first slewing mechanism, through the height of the adjustable waist bridge plate of elevating system, through the angle of the adjustable first board of second slewing mechanism to realize the needs of certain operation position, can make things convenient for quick dismantlement moreover between each bed board and the slewing mechanism, thereby change the bed board, in order to satisfy the needs of various operation positions of hospital, accommodation is wider.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of an embodiment of an operating bed of the present invention;

FIG. 2 is a schematic structural view of the first rotating mechanism in FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural view of the second rotating mechanism in FIG. 1;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 6 is a schematic structural view of the third rotating mechanism in FIG. 1;

FIG. 7 is a schematic structural view of the base of FIG. 1;

fig. 8 is a schematic view of a connection structure of the rotary platform in fig. 7.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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 specifically limited otherwise.

Referring to fig. 1, the present invention discloses an operating table, which comprises a base 200 and a table body 100 disposed on the base 200, wherein the table body 100 comprises a seat plate 10, two leg plates 20, a back plate 30 and a head plate 40, and the seat plate 10 is fixed on the base 200; the two leg plates 20 are respectively rotatably connected to one end of the seat plate 10 through a first rotating mechanism 50, and the rotating axis of the first rotating mechanism 50 is perpendicular to the plane of the seat plate 10; one end of the back plate 30 is rotatably connected to the other end of the seat plate 10 by a first rotating shaft 80, and is driven by a first driving mechanism fixed to the seat plate 10 to rotate around the first rotating shaft 80; the back plate 30 is provided with a waist bridge plate 31 and a lifting mechanism 60, and the lifting mechanism 60 is used for driving the waist bridge plate 31 to move up and down; the head plate 40 is rotatably connected to one end of the back plate 30 far away from the seat plate 10 through a second rotating mechanism 70; the rotation axes of the first rotating shaft 80 and the second rotating mechanism 70 are parallel to each other and perpendicular to the rotation axis of the first rotating mechanism 50.

As shown in fig. 2 and 3, the first rotating mechanism 50 includes a first base 51, a first shaft 52, a first engaging block 53, a second engaging block 54 and a first engaging assembly 55, the first base 51 is fixed to the seat plate 10, the first engaging block 53 is fixed to the leg plate 20, the first base 51 has a first shaft seat 511 and a second shaft seat 512 which are opposite to each other at an upper-lower interval, the first shaft 52 is disposed between the first shaft seat 511 and the second shaft seat 512, and one end of the first engaging block is fixedly connected to the first shaft seat 511, the first engaging block 53 is rotatably sleeved on the first shaft 52, the second engaging block 54 is circumferentially fixed and axially slidably sleeved on the first shaft 52, and adjacent end surfaces between the first engaging block 53 and the second engaging block 54 are respectively provided with a first engaging tooth 532 which are engaged with each other, the first engaging assembly 55 is mounted on the second shaft seat 512 and connected to the other end of the first shaft 52 for driving the second engaging block 54 to move along the first shaft 52 toward or away from the first engaging block 53 And moves to engage or disengage the second engagement block 54 with or from the first engagement block 53.

In this embodiment, the first base 51 is integrally formed with the seat plate 10, a first inserting hole 531 is formed on one side of the first engaging block 53 facing the leg plate 20, and a first inserting column inserted into the first inserting hole 531 is convexly formed on one end of the leg plate 20 facing the seat plate 10; specifically, a first screw hole communicated with the first inserting hole 531 is formed in a side surface of the first engaging block 53 adjacent to the first inserting hole 531, a first annular clamping groove is formed in the first inserting column, and when the first inserting column of the leg plate 20 is inserted into the first inserting hole 531 of the first engaging block 53, the locking screw is screwed into the first screw hole to be clamped into the first annular clamping groove of the first inserting column, so that the leg plate 20 and the first rotating mechanism 50 are detachably connected.

When the leg plate 20 needs to be locked and fixed relatively to the seat plate 10, the first engaging assembly 55 drives the second engaging block 54 to slide towards the first engaging block 53, so that the first engaging block 53 and the first engaging tooth 532 of the second engaging block 54 are engaged with each other, and at this time, the first engaging block 53 and the second engaging block 54 cannot rotate relatively, and only the rotation of the leg plate 20 needs to be locked; when the leg plate 20 needs to be unlocked to adjust the angle of the leg plate, the first engaging assembly 55 drives the second engaging block 54 to slide away from the first engaging block 53, so that the first engaging block 53 is separated from the first engaging block 532 of the second engaging block 54, and the first engaging block 53 cannot slide to the second engaging block 54 along the first shaft body 52 due to the action of the limiting shaft shoulder 521 convexly arranged at the middle part of the first shaft body 52, therefore, the first engaging block 532 between the first engaging block 53 and the second engaging block 54 has no interference, no sound is generated in the process of driving the first engaging block 53 to rotate relative to the second engaging block 54 by the leg plate 20, and the use process is more quiet.

Specifically, the first engaging assembly 55 includes a first abutting structure 552, a first elastic member 551 and a first wrench 553, the second shaft base 512 has an assembly hole, the first abutting structure 552 is sleeved outside the first shaft 52 and slidably assembled in the assembly hole of the second shaft base 512, and is located on one side of the second engaging block 54 close to the second shaft base 512, the first elastic member 551 is disposed between the first abutting structure 552 and the limiting shoulder 521 for providing an elastic force for moving the first abutting structure 552 in a direction away from the limiting shoulder 521, the first wrench 553 is hinged at one end of the first shaft 52 close to the second shaft base 512 and abuts against one side of the abutting structure away from the second engaging block 54, the hinged end of the first wrench 553 is an eccentric structure, and the hinged end of the first wrench 553 can rotate between a first position and a second position around the end of the first shaft 52 by wrenching the first wrench 553, when the first wrench 553 is in the first position, it abuts against the first abutting structure 552 to engage the first engaging teeth 532 of the first engaging block 53 and the second engaging block 54 with each other, and the leg plate 20 is fixed relative to the seat plate 10; when the first wrench 553 is in the second position, the first engaging teeth 532 of the first and second engaging blocks 53 and 54 are separated from each other by the first elastic member 551, and at this time, the leg plate 20 can rotate about the axis of the first shaft body 52.

As shown in fig. 4 and 5, the lifting mechanism 60 includes a first transmission assembly 61 and a driving assembly 62, the first transmission assembly 61 includes a first transmission shaft 611, a gear 612 and a rack 613, the gear 612 is coaxially fixed at one end of the first transmission shaft 611, the gear 612 is engaged with the rack 613, and the upper end of the rack 613 is fixedly connected to the waist bridge 31; the bottom of the back plate 30 is provided with a support 32, the driving assembly 62 comprises a worm wheel 621, a worm and a rocker 622, the worm wheel 621 and the worm are meshed with each other and rotatably arranged on the support 32, the worm is fixedly connected with the rocker 622, and the worm wheel 621 is fixedly connected with the other end of the first transmission shaft 611;

preferably, the number of the first transmission assemblies 61 is two, and the first transmission assemblies are respectively arranged at the left side and the right side of the bottom of the back plate 30; the lifting mechanism 60 further comprises a second transmission assembly, and the second transmission assembly is respectively in transmission connection with the two first rotation assemblies 61. Specifically, the second transmission assembly comprises a second transmission shaft 63, two ends of the second rotation shaft 63 are respectively and fixedly provided with a first bevel gear, and one ends of the first transmission shafts 611 of the two first transmission assemblies, which are far away from the rack, are respectively and fixedly provided with a second bevel gear engaged with the first bevel gear; in this way, by swinging the rocker 622, the worm rotates, the worm wheel engaged with the worm rotates therewith and drives the first transmission shaft 611 to rotate, and further, the gear 612 fixed to the first transmission shaft 611 rotates synchronously with the first transmission shaft 611 and drives the rack 613 to move up and down, thereby achieving the lifting of the waist bridge plate. Because the rocker 622 is arranged at the bottom of the back plate, the space obstruction caused by the rocker 622 when an operation is performed is avoided.

As shown in fig. 6, the second rotating mechanism 70 includes a connecting member 71, a telescopic assembly 72 and a locking lever 73, the connecting member 71 includes a locking portion 711 and a connecting portion 712, the connecting portion 712 is fixed to the back plate 30, the locking portion 711 is rotatably connected to the head plate 40 through the second shaft 74, a side of the locking portion 711 away from the connecting portion 712 is provided with a plurality of protruding teeth 713 arranged around the second shaft 74 at equal intervals, the telescopic assembly 72 is disposed at the bottom of the head plate 40, one end of the locking lever 73 is connected to the telescopic assembly 72, and the other end of the locking lever 73 is provided with two latch teeth 731 capable of matching with gaps of the plurality of protruding teeth 713, a slot capable of receiving two adjacent protruding teeth 713 is formed between the two latch teeth 731, and the telescopic assembly 72 is configured to drive the locking lever 73 to move toward or away from the locking portion 711, so that the locking lever 73 is locked or unlocked to the locking portion.

In this embodiment, the connecting portion 712 is a column structure, and a second inserting hole for the connecting portion 712 to be inserted is provided at one end of the back plate 30 facing the head plate 40. Specifically, a second screw hole communicated with the second plug hole is formed in the side face, adjacent to the second plug hole, of the back plate 30, a second annular clamping groove is formed in the columnar connecting portion 712, and when the connecting portion 712 is inserted into the second plug hole of the back plate 30, the locking screw is screwed into the second screw hole to be clamped into the second annular clamping groove, so that the back plate 30 is detachably connected with the second rotating mechanism 70.

In one embodiment, the first driving mechanism is a first hydraulic cylinder (not shown) fixed to the outside of the seat plate 10, and the end of the telescopic rod of the first hydraulic cylinder is hinged to the back plate 30. Thus, the back plate 30 can be driven to rotate around the axis of the first rotating shaft 80 by the first hydraulic cylinder driving the telescopic rod to extend and retract

In one embodiment, the base 200 comprises a supporting column 210, a rotating platform 220, a second driving mechanism 230 and a third driving mechanism 240, wherein the rotating platform 220 is fixedly installed at the bottom of the seat plate 10 and rotatably installed at the top end of the supporting column 210 through a second rotating shaft 213 and a third rotating shaft 214; the second driving mechanism 230 is respectively connected with the supporting column 210 and the rotating platform 220, and is used for driving the rotating platform 220 to rotate around the second rotating shaft 213, so that the bed body 100 is inclined towards one end; the third driving mechanism 240 is connected to the supporting column 210 and the rotating platform 220, respectively, and is used for driving the rotating platform 220 to rotate around the third rotating shaft 214, and the axis of the first rotating shaft 80 is perpendicular to the axis of the second rotating shaft 213, so that the bed body 100 is inclined to one side.

Specifically, as shown in fig. 7 and 8, the supporting pillar 210 includes a main body 211 and a supporting seat 212 fixed on the top end of the main body 211, the supporting seat 212 includes two opposite supporting arms 2121, two ends of the second rotating shaft 213 are respectively pivoted to the two supporting arms 2121 through bearings, two ends of the third rotating shaft 214 are respectively pivoted to the rotating platform 220 through bearings, and the second rotating shaft 213 is pivoted to a middle section of the third rotating shaft 214, that is, a through hole for the second rotating shaft 213 to pass through is formed in the middle section of the third rotating shaft 214.

The second driving mechanism 230 includes a second hydraulic cylinder 231 disposed in the main body 211, an expansion rod 232 of the second hydraulic cylinder 231 extends out of the main body 211 and is hinged to the third rotating shaft 214 through a fourth rotating shaft 233, and an axis of the fourth rotating shaft 233 is parallel to an axis of the second rotating shaft 213.

The rotating platform 220 in this embodiment is an annular square frame structure, two ends of the third rotating shaft 214 are respectively pivoted to the middle portions of two frames of the rotating platform 220 through bearings, and one end of the third rotating shaft is penetrated out of the frame and hinged to the telescopic rod 232 of the second hydraulic cylinder 231 through the fourth rotating shaft 233, so that when the telescopic rod 232 of the second hydraulic cylinder 231 extends or retracts, the third rotating shaft 214 and the rotating platform 220 can be driven to rotate clockwise or counterclockwise around the axis direction of the second rotating shaft 213, thereby achieving the angle adjustment of the bed body 100.

In order to prevent the second driving mechanism 230 and the third driving mechanism 240 from affecting each other, a fifth rotating shaft 221 parallel to the third rotating shaft 214 is further rotatably disposed on the rotating platform 220, the third driving mechanism 240 includes a third hydraulic cylinder 241 disposed in the main body 211, an expansion rod 242 of the third hydraulic cylinder 241 extends out of the main body 211 and is hinged to the fifth rotating shaft 221 through a sixth rotating shaft 243, and the sixth rotating shaft 243 and the second rotating shaft 213 are on the same axis.

That is, when the telescopic rod 232 of the second hydraulic cylinder 231 performs telescopic motion, the fifth rotating shaft 221 also rotates around the axis of the sixth rotating shaft 243 along with the rotating platform 220, so as to realize simple adjustment of the pitch angle of the bed 100 without affecting the side-turning angle of the bed 100; when the telescopic rod 242 of the third hydraulic cylinder 241 extends or retracts, the fifth rotating shaft 221 is pushed to further drive the rotating platform 220 to rotate clockwise or counterclockwise around the axis direction of the third rotating shaft 214, so as to realize the pure adjustment of the side-turning angle of the bed 100.

In a preferred embodiment, in order to improve the application flexibility of the surgical bed, a translation mechanism 250 is further disposed on the rotating platform 22020, the rotating platform 220 is mounted with the seat plate 10 through the translation mechanism 250, and the translation mechanism 250 is used for driving the seat plate 10 to move the bed 100 relative to the rotating platform 220.

Specifically, the translation mechanism 250 includes a sliding assembly 251 and a fourth hydraulic cylinder 252, the sliding assembly 251 may include a sliding block fixed on the rotating platform 220 and a sliding rail matched with the sliding block and fixed on the seat plate 10, and an extending direction of the sliding rail is parallel to a length direction of the bed 100; the fourth hydraulic cylinder 252 is relatively fixed on the rotating platform 220, and the telescopic rod thereof is fixedly connected with the slide rail, so that the bed body 100 can be driven by the fourth hydraulic cylinder 252 to move and adjust along the extending direction of the slide rail.

It should be noted that, in the present invention, the seat board 10, the leg board 20, the back board 30 and the head board 40 are formed by the frame body and the mattress arranged on the frame body, and each rotating mechanism is installed on the frame body, so that the mattress can be detached from the frame body for cleaning or replacement, in this embodiment, the mattress on the seat board 10 and the back board 30 is arranged as an integral structure, and the waist bridge board 31 is arranged under the mattress.

To sum up, the utility model discloses operation table, through the angle of two adjustable leg plates of first slewing mechanism, through the height of the adjustable waist bridge plate of elevating system, through the angle of the adjustable first board of second slewing mechanism to realize the needs of some operation position, can make things convenient for quick dismantlement moreover between each bed board and the slewing mechanism, thereby change the bed board, in order to satisfy the needs of various operation positions of hospital, accommodation is wider.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

Above is the description to the technical scheme that the utility model provides, to technical personnel in the field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and range of application, to sum up, this description content should not be understood as the restriction of the utility model.

Claims (10)

1. The utility model provides an operation table, includes the base and sets bed body on the base, its characterized in that, the bed body includes:

the seat plate is fixed on the base;

the two leg plates are respectively rotatably connected to one end of the seat plate through a first rotating mechanism, and the rotating axis of the first rotating mechanism is perpendicular to the plane of the seat plate;

one end of the back plate is rotatably connected to the other end of the seat plate through a first rotating shaft and is driven by a first driving mechanism fixed to the seat plate to rotate around the first rotating shaft; the back plate is provided with a waist bridge plate and a lifting mechanism, and the lifting mechanism is used for driving the waist bridge plate to move up and down;

the head plate is rotatably connected to one end, far away from the seat plate, of the back plate through a second rotating mechanism;

the rotation axes of the first rotating shaft and the second rotating mechanism are parallel to each other and are perpendicular to the rotation axis of the first rotating mechanism.

2. The operating table according to claim 1, wherein the first rotating mechanism comprises a first base, a first shaft, a first engaging block, a second engaging block and a first engaging component, the first base is fixed to the base plate, the first engaging block is fixed to the leg plate, the first base has a first shaft seat and a second shaft seat which are opposite to each other in an up-down interval, the first shaft is arranged on the first shaft seat and the second shaft seat, one end of the first shaft seat is fixedly connected to the first shaft seat, the first engaging block is rotatably sleeved on the first shaft body, the second engaging block is circumferentially fixed and axially slidably sleeved on the first shaft body, adjacent end faces between the first engaging block and the second engaging block are respectively provided with a first engaging tooth wheel which is matched with each other, the first engaging component is assembled on the second shaft seat and is connected with the other end of the first shaft body, the second engaging block is driven to move along the first shaft body towards the direction close to or far away from the first engaging block so as to enable the second engaging block to be tightly engaged with or disengaged from the first engaging block.

3. The operating table as claimed in claim 2, wherein the first base is integrally formed with the seat plate, a first insertion hole is formed on one side of the first engaging block facing the leg plate, and a first insertion column inserted into the first insertion hole is protruded from one end of the leg plate facing the seat plate.

4. The operating table according to claim 1, wherein the lifting mechanism comprises a first transmission assembly and a driving assembly, the first transmission assembly comprises a first transmission shaft, a gear and a rack, one end of the first transmission shaft is coaxially fixed with the gear, the gear is meshed with the rack, and the upper end of the rack is fixedly connected with the waist bridge plate; the bottom of backplate is provided with the support, drive assembly includes turbine, worm and rocker, turbine and worm intermeshing and rotatable setting are in on the support, the worm with rocker fixed connection, the turbine with the other end fixed connection of first transmission shaft.

5. The operating table according to claim 4, wherein the number of the first transmission assemblies is two, and the first transmission assemblies are respectively arranged at the left side and the right side of the bottom of the back plate; the lifting mechanism further comprises a second transmission assembly, and the second rotating assemblies are in transmission connection with the two first rotating assemblies respectively.

6. The surgical bed of claim 1, wherein the second rotation mechanism includes a link, a telescoping assembly, and a locking lever, the connecting piece comprises a locking part and a connecting part, the connecting part is fixed with the back plate, the locking part is rotatably connected with the head plate through a second shaft body, and one side of the locking part far away from the connecting part is provided with a plurality of convex teeth which are arranged around the second shaft body at equal intervals, the telescopic component is arranged at the bottom of the head plate, one end of the locking rod is connected with the telescopic component, the other end of the locking rod is provided with two latch teeth which can be matched with the gaps of the plurality of convex teeth, a clamping groove capable of containing two adjacent convex teeth is formed between the two clamping teeth, and the telescopic assembly is used for driving the locking rod to move towards the direction close to or far away from the locking part so as to enable the locking rod to be locked or unlocked on the locking part.

7. The operating table according to claim 6, wherein the connecting portion is a cylindrical structure, and a second insertion hole for the connecting portion to be inserted into is formed in one end of the back plate facing the head plate.

8. The surgical bed as claimed in claim 1, wherein the first driving mechanism is a first hydraulic cylinder fixed outside the seat plate, and the end of the telescopic rod of the first hydraulic cylinder is hinged with the back plate.

9. The surgical bed of claim 1, wherein the base comprises:

a support pillar;

the rotating platform is fixedly arranged at the bottom of the seat plate and can be rotatably arranged at the top end of the supporting column through a second rotating shaft and a third rotating shaft;

the second driving mechanism is respectively connected with the support column and the rotating platform and is used for driving the rotating platform to rotate around the second rotating shaft so as to enable the bed body to incline towards one end;

and the third driving mechanism is respectively connected with the supporting column and the rotating platform and used for driving the rotating platform to rotate around the third rotating shaft, and the shaft center of the first rotating shaft is perpendicular to the shaft center of the second rotating shaft so that the bed body inclines to one side.

10. An operating table according to claim 9, wherein the rotating platform is further provided with a translation mechanism, the rotating platform is provided with the seat plate through the translation mechanism, and the translation mechanism is used for driving the seat plate to move relative to the rotating platform.

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