阅读说明：本技术 一种产科护理消毒支撑架 (Obstetrical nursing disinfection support frame ) 是由 马巧真 于 2021-08-25 设计创作，主要内容包括：本发明涉及护理支撑架技术领域,具体地说,涉及一种产科护理消毒支撑架。其包括升降机构,升降机构内至少包括第一支撑脚和第二支撑脚,第一支撑脚和第二支撑脚上均铰接安装有升降铰杆,第一齿条与第二齿条底部一侧均固定安装有下支撑臂,第一齿条顶部一侧通过上支撑臂安装有第一滑块,通过设置的传动机构,在升降铰杆移动的同时,通过相互远离或者趋近的第一滑块和第二滑块,分别带动第一齿条和第二齿条同步传动,进而实现下支撑臂的同步移动,通过下支撑臂的移动,实现了对收纳箱的折叠收纳,即在升降机构升降的同时,实现了收纳箱的同步展开和收纳,可以及时对消毒后的医疗器械进行存放,有效避免医疗器械二次污染的问题。(The invention relates to the technical field of nursing support frames, in particular to a nursing disinfection support frame for obstetrical department. The lifting mechanism at least comprises a first supporting leg and a second supporting leg, the first supporting leg and the second supporting leg are both hinged with a lifting hinge rod, one side of the bottom of the first rack and one side of the bottom of the second rack are both fixedly provided with a lower supporting arm, one side of the top of the first rack is provided with a first sliding block through an upper supporting arm, and through the arranged transmission mechanism, when the lifting hinged rod moves, the first sliding block and the second sliding block which are far away from each other or approach each other respectively drive the first rack and the second rack to synchronously drive, thereby realizing the synchronous movement of the lower supporting arm, realizing the folding and the storage of the storage box through the movement of the lower supporting arm, when elevating system goes up and down, realized the synchronous expansion of containing box and accomodate promptly, can in time deposit the medical instrument after the disinfection, effectively avoid medical instrument secondary pollution's problem.)

1. The utility model provides an obstetrical nursing disinfection support frame which characterized in that: comprises a main body (1), an upper cover body (2), a lifting mechanism (3) arranged on the main body (1) and a transmission mechanism (5) arranged on the upper cover body (2);

the lifting mechanism (3) at least comprises a first supporting foot (301) and a second supporting foot (302), the first supporting foot (301) and the second supporting foot (302) are both hinged with a lifting hinge rod (303), the lifting hinge rod (303) at least comprises a second hinge rod (3032), the first hinge rod (3031) is fixedly connected with the second hinge rod (3032) through a hinge shaft (3039), the first hinge rod (3031) and the second hinge rod (3032) are hinged and fixed through the hinge shaft (3039), a hidden groove (3033) is reserved between the second hinge rods (3032), the side wall surfaces of one ends of the first hinge rod (3031) and the second hinge rod (3032) are both provided with a first hinge hole (3035), and the side walls of the lower surfaces of the first hinge rod (3031) and the second hinge rod (3032) close to the first hinge hole (3035) are both provided with a second clamping groove (3034), the bottom end of the first hinge rod (3031) is fixedly connected with a second sliding rod (3037), the bottom end of the second hinge rod (3032) is fixedly connected with a first sliding rod (3036), the first sliding rod (3036) and the second sliding rod (3037) are both fixedly connected with a screw rod nut (3038), and a screw rod (304) is in threaded connection with the screw rod nut (3038);

at least including installing frame (507) in drive mechanism (5), fixed mounting has fixed axle (501) in installing frame (507), coaxial fixed mounting has first main wheel (5011) on fixed axle (501), installing frame (507) inner wall one end fixed mounting has first auxiliary wheel (502), first main wheel (5011) with first auxiliary wheel (502) is connected through first rack (504) transmission, first main wheel (5011) one side fixed mounting has second main wheel (5012), installing frame (507) inner wall other end fixed mounting has second auxiliary wheel (503), second main wheel (5012) with second auxiliary wheel (503) is connected through second rack (5043) transmission, first rack (504) with the equal fixed mounting in second rack (5043) bottom one side has lower support arm (5041), first slider (505) is installed through last support arm (5042) in first rack (504) top one side, and a second sliding block (506) is arranged on one side of the top of the first rack (504) through the upper supporting arm (5042).

2. The obstetric care disinfection support frame of claim 1, wherein: shrink chamber (101) have been seted up to main part (1) upper surface, it has to be located top edge fixed mounting in shrink chamber (101) elevating system (3), first supporting legs (301) fixed mounting be in shrink chamber (101) inner wall one side, second supporting legs (302) fixed mounting be in shrink chamber (101) inner wall opposite side.

3. The obstetric care disinfection support frame of claim 1, wherein: the upper cover body (2) is characterized in that sliding arms (202) are integrally formed on the left side and the right side of the lower surface of the upper cover body (2), a groove (201) is reserved between the sliding arms (202) on the two sides, a sliding groove (2021) is formed in the lower surface of the sliding arm (202), a limiting groove (2022) communicated with the sliding groove (2021) is formed in the side wall of the groove (201), and a first clamping groove (2011) is formed in one side, close to the sliding arm (202), of the lower surface of the groove (201).

4. The obstetric care disinfection support frame of claim 3, wherein: lower support arm (5041) one end fixedly connected with containing box (4), at least including casing (401) in containing box (4), containing bin (402) have been seted up to casing (401) upper surface, casing (401) both ends lateral wall has been close to top edge and has been seted up connecting hole (404), casing (401) top fixedly connected with slider (403), slider (403) are T type structure.

5. The obstetric care disinfection support frame of claim 4, wherein: containing box (4) pass through slider (403) with first draw-in groove (2011) sliding connection, first draw-in groove (2011) with slider (403) joint cooperation, containing box (4) pass through connecting hole (404) with lower support arm (5041) cooperation of pegging graft, containing box (4) are provided with two to the symmetry is installed in recess (201).

6. The obstetric care disinfection support frame of claim 3, wherein: the tops of the first sliding block (505) and the second sliding block (506) are fixedly connected with clamping blocks (5051), the upper cover body (2) is in clamping fit with the clamping blocks (5051) through the sliding groove (2021), and the first sliding block (505) is hinged to the top end of the first hinge rod (3031).

7. The obstetric care disinfection support frame of claim 1, wherein: connecting groove (5061) has been seted up to second slider (506) lower surface, first slider (505) with second slider (506) lateral wall has all been seted up second hinge hole (5062), second slider (506) pass through connecting groove (5061) with second hinge rod (3032) top is articulated.

8. The obstetric care disinfection support frame of claim 1, wherein: folding groove (3021) have been seted up to second supporting legs (302) upper surface, second supporting legs (302) lateral wall be close to top edge seted up with activity groove (3022) that folding groove (3021) communicate, lift hinge bar (303) joint is fixed in folding groove (3021), lift hinge bar (303) through first hinge hole (3035) with activity groove (3022) sliding connection.

9. The obstetric care disinfection support frame of claim 8, wherein: an adjusting hole (3041) communicated with the movable groove (3022) is formed in the side wall of the second supporting foot (302), the screw rod (304) is fixedly installed in the adjusting hole (3041) through a bearing, the second sliding rod (3037) and the screw rod nut (3038) are clamped and fixed in the movable groove (3022), and the screw thread direction of the screw rod (304) is arranged in a central symmetry manner.

10. The obstetric care disinfection support frame of claim 4, wherein: the size of the containing box (4) is matched with that of the groove (201), and the containing box (4) is connected with the groove (201) in a sliding mode through the lower supporting arm (5041) along the limiting groove (2022).

Technical Field

The invention relates to the technical field of nursing support frames, in particular to a nursing disinfection support frame for obstetrical department.

Background

The invention provides a medical disinfection apparatus support frame, and aims to provide an obstetrical nursing disinfection support frame, which solves the problems that the height of the support frame can not be adjusted according to the height of a user, and secondary pollution is caused due to the fact that the height of the support frame can not be adjusted according to the height of the user, and the medical disinfection support frame is fixed according to the height of the user.

Disclosure of Invention

The invention aims to provide a disinfection support frame for obstetrical nursing, which aims to solve the problems in the background technology.

In order to achieve the above object, the present invention provides a support frame for obstetrical nursing disinfection, comprising a main body, an upper cover, a lifting mechanism mounted on the main body, and a transmission mechanism mounted on the upper cover;

the lifting mechanism at least comprises a first supporting leg and a second supporting leg, lifting hinge rods are hinged on the first supporting leg and the second supporting leg, at least a second hinge rod is arranged in each lifting hinge rod, each first hinge rod is fixedly connected with two second hinge rods through a hinge shaft, each first hinge rod is hinged and fixed with the corresponding second hinge rod through the hinge shaft, a hidden groove is reserved between the corresponding second hinge rods, first hinge holes are formed in the side wall surfaces of the side walls of one ends of the first hinge rods and the second hinge rods, a second clamping groove is formed in the side wall, close to the first hinge hole, of the lower surface of each first hinge rod and the side wall, close to the first hinge hole, of the lower surface of each second hinge rod, a second sliding rod is fixedly connected to the bottom end of the first hinge rod, a first sliding rod is fixedly connected to the bottom end of the second hinge rod, and lead screw nuts are fixedly connected to the first sliding rod and the second sliding rod, the screw rod nut is connected with a screw rod through threads;

when the lifting mechanism of this embodiment is used specifically, when the lifting mechanism is lifted, the screw rod is rotated, the first slide rod and the second slide rod move close to each other in the movable groove, so that the first hinge rod and the second hinge rod move close to each other, and the height of the lifting mechanism is raised.

The transmission mechanism at least comprises an installation frame, a fixed shaft is fixedly installed in the installation frame, a first main wheel is coaxially and fixedly installed on the fixed shaft, a first auxiliary wheel is fixedly arranged at one end of the inner wall of the mounting frame, the first main wheel is in transmission connection with the first auxiliary wheel through the first rack, a second main wheel is fixedly arranged at one side of the first main wheel, a second auxiliary wheel is fixedly arranged at the other end of the inner wall of the mounting frame, the second main wheel is in transmission connection with the second auxiliary wheel through a second rack, lower supporting arms are fixedly arranged on one sides of the bottoms of the first rack and the second rack, a first sliding block is arranged on one side of the top of the first rack through an upper supporting arm, a second sliding block is arranged on one side of the top of the first rack through the upper supporting arm, a second main wheel is fixedly arranged on one side of the first main wheel, and a second auxiliary wheel is fixedly arranged on the other end of the inner wall of the mounting frame;

when the transmission mechanism of this embodiment is used specifically, in the process of lifting the lifting mechanism, the first slider and the second slider approach each other along the chute synchronously and approach to the center of the sliding arm at the same time, that is, the first slider moves towards the first main wheel to drive the first rack to rotate, the lower support arm moves in the reverse direction towards the first auxiliary wheel along the first rack, the storage box is driven by the lower support arm to move synchronously, so that the storage box is unfolded from the groove, and the disinfection apparatus is convenient to take.

As a further improvement of the technical scheme, a contraction cavity is formed in the upper surface of the main body, the edge of the top portion of the inner part of the contraction cavity is fixedly provided with the lifting mechanism, the first supporting leg is fixedly arranged on one side of the inner wall of the contraction cavity, and the second supporting leg is fixedly arranged on the other side of the inner wall of the contraction cavity.

As a further improvement of the technical scheme, the left side and the right side of the lower surface of the upper cover body are integrally formed with the sliding arms, two sides are reserved between the sliding arms and provided with grooves, the lower surface of each sliding arm is provided with a sliding groove, the side wall of each groove is provided with a limiting groove communicated with the corresponding sliding groove, and the lower surface of each groove is close to one side of each sliding arm and provided with a first clamping groove.

As a further improvement of the technical scheme, the lower supporting arm one end is fixedly connected with the containing box, the containing box at least comprises a shell, the upper surface of the shell is provided with a containing bin, the side walls of the two ends of the shell are close to the edge of the top to be provided with connecting holes, the top of the shell is fixedly connected with a sliding block, and the sliding block is of a T-shaped structure.

As a further improvement of the technical scheme, the containing box passes through the slider with first draw-in groove sliding connection, first draw-in groove with the cooperation of slider joint, the containing box passes through the connecting hole with the cooperation of pegging graft of lower support arm, the containing box is provided with two to the symmetry is installed in the recess.

As a further improvement of the technical scheme, the tops of the first sliding block and the second sliding block are fixedly connected with clamping blocks, the upper cover body is in clamping fit with the clamping blocks through the sliding grooves, and the first sliding block is hinged to the top end of the first hinge rod.

As a further improvement of the technical scheme, a connecting groove is formed in the lower surface of the second sliding block, second hinge holes are formed in the side walls of the first sliding block and the second sliding block, and the second sliding block is hinged to the top end of the second hinge rod through the connecting groove.

As a further improvement of the technical scheme, a folding groove is formed in the upper surface of the second supporting leg, a movable groove communicated with the folding groove is formed in the side wall of the second supporting leg, which is close to the edge of the top, the lifting hinge rod is clamped and fixed in the folding groove, and the lifting hinge rod is connected with the movable groove in a sliding manner through the first hinge hole.

As a further improvement of the technical scheme, the side wall of the second supporting leg is provided with an adjusting hole communicated with the movable groove, the screw rod is fixedly installed in the adjusting hole through a bearing, the second sliding rod and the screw rod nut are clamped and fixed in the movable groove, and the screw thread direction of the screw rod is arranged in a central symmetry mode.

As a further improvement of the technical scheme, the size of the containing box is matched with that of the groove, and the containing box is in sliding connection in the groove along the limiting groove through the lower supporting arm.

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

1. in this obstetrical nursing disinfection support frame, through the elevating system who sets up, the crossing lift hinge bar that comprises first hinge bar and second hinge bar through rotatory lead screw, realizes approaching each other or keeping away from two screw-nut, and then has realized the lift control to the lift hinge bar, realizes lift control to the upper cover body through the control of lift hinge bar.

2. In this obstetrical nursing disinfection support frame, through the drive mechanism who sets up, when the lift hinge arm removes, through keep away from each other or first slider and the second slider that approaches, drive first rack and second rack synchronous drive respectively, and then realize the synchronous motion of lower support arm, through the removal of lower support arm, realized taking in the folding of containing box, promptly in the lift of elevating system, realized the synchronous expansion of containing box and accomodate, can in time deposit the medical instrument after the disinfection, effectively avoid medical instrument secondary pollution's problem.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic structural view of the embodiment 1 in an overall folded state;

fig. 3 is a schematic view of a lifting hinge rod installation structure of embodiment 1;

FIG. 4 is a schematic structural view of the elevating mechanism according to embodiment 1;

FIG. 5 is a schematic view of a contraction cavity structure of embodiment 1;

fig. 6 is a schematic view of an upper cover mounting structure of embodiment 1;

FIG. 7 is a schematic view of the storage box and elevator mechanism installation structure of embodiment 1;

FIG. 8 is a schematic bottom view of the upper lid body according to embodiment 1;

FIG. 9 is an enlarged view of structure A in example 1;

FIG. 10 is a schematic view of the structure of the storage box of embodiment 1;

fig. 11 is a schematic structural view of the transmission mechanism of embodiment 1.

The various reference numbers in the figures mean:

1. a main body; 101. a contracting cavity;

2. an upper cover body; 201. a groove; 2011. a first card slot; 202. a slide arm; 2021. a chute; 2022. a limiting groove;

3. a lifting mechanism; 301. a first supporting leg; 302. a second support leg; 3021. a folding slot; 3022. a movable groove; 303. a lifting hinge rod; 3031. a first hinge rod; 3032. a second hinge rod; 3033. hiding the groove; 3034. a second card slot; 3035. a first hinge hole; 3036. a first slide bar; 3037. a second slide bar; 3038. a feed screw nut; 3039. hinging a shaft; 304. a screw rod; 3041. an adjustment hole;

4. a storage box; 401. a housing; 402. a storage bin; 403. a slider; 404. connecting holes;

5. a transmission mechanism; 501. a fixed shaft; 5011. a first main wheel; 5012. a second main wheel; 502. a first auxiliary wheel; 503. a second auxiliary wheel; 504. a first rack; 5041. a lower support arm; 5042. an upper support arm; 5043. a second rack; 505. a first slider; 5051. a clamping block; 506. a second slider; 5061. connecting grooves; 5062. a second hinge hole; 507. and (5) installing the frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second", "third" 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, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1 to 11, the present embodiment provides a support frame for obstetrical nursing disinfection, which includes a main body 1, an upper cover 2, a lifting mechanism 3 mounted on the main body 1, and a transmission mechanism 5 mounted on the upper cover 2;

the lifting mechanism 3 at least comprises a first supporting foot 301 and a second supporting foot 302, a lifting hinge rod 303 is hinged to each of the first supporting foot 301 and the second supporting foot 302, the lifting hinge rod 303 at least comprises a second hinge rod 3032, the first hinge rod 3031 is fixedly connected with two second hinge rods 3032 through a hinge shaft 3039, the first hinge rod 3031 and the second hinge rod 3032 are hinged and fixed through the hinge shaft 3039, the center of the side wall of the first hinge rod 3031 is hinged and fixed with the center of the side wall of the second hinge rod 3032 through the hinge shaft 3039, a hidden groove 3033 is reserved between the second hinge rods 3032, a first hinge hole 3035 is formed in the side wall surface of the side wall of one end of each of the first hinge rod 3031 and the second hinge rod 3032, a second clamping groove 3034 is formed in one side wall of the lower surface of each of the first hinge rod 3031 and the second hinge rod 3032, a second sliding rod 3037 is hinged and a second sliding rod 3036 is fixed at the bottom end of each of the second hinge rod 3036, the first sliding rod 3036 and the second sliding rod 3037 are both fixedly connected with a screw rod nut 3038, and the screw rod nut 3038 is in threaded connection with a screw rod 304;

when the lifting mechanism 3 of this embodiment is used specifically, when the lifting mechanism 3 is lifted, the screw 304 is rotated, the first sliding rod 3036 and the second sliding rod 3037 move close to each other in the movable groove 3022, so that the first hinge rod 3031 and the second hinge rod 3032 move close to each other, and the height of the lifting mechanism 3 is raised, when the lifting mechanism 3 is lowered, the screw 304 is rotated in the reverse direction, the first hinge rod 3031 and the second hinge rod 3032 move away from each other, the second hinge rod 3032 rotates into the first hinge rod 3031, and the second clamping groove 3034 is clamped on the first sliding rod 3036, that is, the lifting control of the lifting mechanism 3 can be realized by rotating the screw 304.

The transmission mechanism 5 at least comprises an installation frame 507, a fixed shaft 501 is fixedly installed in the installation frame 507, a first main wheel 5011 is coaxially and fixedly installed on the fixed shaft 501, a first auxiliary wheel 502 is fixedly installed at one end of the inner wall of the installation frame 507, the first main wheel 5011 is in transmission connection with the first auxiliary wheel 502 through a first rack 504, a second main wheel 5012 is fixedly installed at one side of the first main wheel 5011, a second auxiliary wheel 503 is fixedly installed at the other end of the inner wall of the installation frame 507, the second main wheel 5012 is in transmission connection with the second auxiliary wheel 503 through a second rack 5043, lower supporting arms 5041 are fixedly installed at one sides of the bottoms of the first rack 504 and the second rack 5043, a first sliding block 505 is installed at one side of the top of the first rack 504 through an upper supporting arm 5042, a second sliding block 506 is installed at one side of the top of the first main wheel 5011, the first main wheel 5011 and the second main wheel 5012 are fixedly connected with the fixed shaft 501 through bearings, a second auxiliary wheel 503 is fixedly mounted at the other end of the inner wall of the mounting frame 507, the second auxiliary wheel 503 is fixedly mounted in the mounting frame 507 through a bearing, and further, a side wall baffle is arranged on the mounting frame 507 and used for mounting the fixed shaft 501, the first auxiliary wheel 502 and the second auxiliary wheel 503;

when the transmission mechanism 5 of this embodiment is used specifically, in the process of lifting the lifting mechanism 3, the first slider 505 and the second slider 506 approach each other along the chute 2021 synchronously, and approach to the center of the sliding arm 202 at the same time, that is, the first slider 505 moves toward the first main wheel 5011 to drive the first rack 504 to rotate, the lower support arm 5041 moves in the opposite direction toward the first auxiliary wheel 502 along the first rack 504, and drives the storage box 4 to move synchronously through the lower support arm 5041, so as to realize the storage box 4 to unfold from the groove 201, thereby facilitating taking the disinfection apparatus, and it can be known from the same reason that, when the lifting mechanism 3 is in the process of lowering, the storage box 4 is gradually stored into the groove 201, and when the lifting mechanism 3 is completely folded, the storage box 4 is completely stored into the groove 201.

In order to further ensure the folding and containing functions of the containing box 4, the upper surface of the main body 1 is provided with a contraction cavity 101, the edge of the top part of the contraction cavity 101 is fixedly provided with a lifting mechanism 3, the first supporting leg 301 is fixedly arranged on one side of the inner wall of the contraction cavity 101, the second supporting leg 302 is fixedly arranged on the other side of the inner wall of the contraction cavity 101, and the contraction cavity 101 is matched with the containing box 4 in size and is used for folding and containing the containing box 4.

In order to further realize the sliding of the containing box 4, the left side and the right side of the lower surface of the upper cover body 2 are integrally formed with the sliding arms 202, a groove 201 is reserved between the sliding arms 202 on the two sides, a sliding groove 2021 is reserved on the lower surface of the sliding arm 202, a limiting groove 2022 communicated with the sliding groove 2021 is reserved on the side wall of the groove 201, a first clamping groove 2011 is formed on one side, close to the sliding arm 202, of the lower surface of the groove 201, the first clamping groove 2011 is used for supporting and assisting the containing box 4 to slide in the groove 201, meanwhile, medical instruments can be disinfected on the upper surface of the upper cover body 2, and after the disinfection is completed, the medical instruments are placed in the containing box 4.

In order to further ensure the stability of containing box 4, lower support arm 5041 one end fixedly connected with containing box 4 includes casing 401 in the containing box 4 at least, containing bin 402 has been seted up to casing 401 upper surface, casing 401 both ends lateral wall has been close to top edge and has been seted up connecting hole 404, casing 401 top fixedly connected with slider 403, slider 403 is T type structure, containing box 4 is fixed through slider 403 and first draw-in groove 2011 joint, first draw-in groove 2011 is the T type groove structure with slider 403 structure looks adaptation.

In order to further ensure the normal sliding of the containing box 4, the containing box 4 is slidably connected with a first clamping groove 2011 through a sliding block 403, the first clamping groove 2011 is matched with the sliding block 403 in a clamping manner, the containing box 4 is matched with a lower supporting arm 5041 in an inserting manner through a connecting hole 404, the containing box 4 is provided with two containing boxes, the two containing boxes are symmetrically installed in the groove 201, and the two containing boxes 4 are in synchronous movement in the groove 201 through a first rack 504 and a second rack 5043.

In order to further ensure the normal folding of the lifting mechanism 3, the tops of the first slider 505 and the second slider 506 are fixedly connected with a clamping block 5051, the upper cover body 2 is in clamping fit with the clamping block 5051 through a sliding groove 2021, the first slider 505 is hinged with the top end of the first hinge rod 3031, and the first slider 505 is hinged and installed in a hidden groove 3033 at the top of the first hinge rod 3031.

In order to further ensure the normal hinge connection between the first slider 505 and the second slider 506 and the lifting mechanism 3, the lower surface of the second slider 506 is provided with a connecting groove 5061, the side walls of the first slider 505 and the second slider 506 are both provided with a second hinge hole 5062, the second slider 506 is hinged to the top end of a second hinge rod 3032 through the connecting groove 5061, and the second hinge rod 3032 is hinged and installed in the connecting groove 5061.

In order to further realize that the lifting mechanism 3 slides in the folding groove 3021, the folding groove 3021 is formed in the upper surface of the second support leg 302, a movable groove 3022 communicated with the folding groove 3021 is formed in the edge of the side wall of the second support leg 302 near the top, the lifting hinge rod 303 is fixed in the folding groove 3021 in a clamped manner, the lifting hinge rod 303 is slidably connected with the movable groove 3022 through a first hinge hole 3035, and the lifting mechanism 3 slides in the folding groove 3021 and is fixed in the movable groove 3022 through a first slide bar 3036 and a second slide bar 3037 in a clamped manner.

In order to further realize that the two lead screw nuts 3038 move towards each other, the side wall of the second support leg 302 is provided with an adjusting hole 3041 communicated with the movable groove 3022, the lead screw 304 is fixedly installed in the adjusting hole 3041 through a bearing, the second slide bar 3037 and the lead screw nut 3038 are both clamped and fixed in the movable groove 3022, the second slide bar 3037 and the lead screw nut 3038 are both in threaded connection with the lead screw 304, and the thread direction of the lead screw 304 is arranged in a central symmetry manner.

In order to further ensure the safety of the storage box 4, the size of the storage box 4 is matched with the groove 201, the storage box 4 is slidably connected in the groove 201 along the limiting groove 2022 through the lower supporting arm 5041, and the limiting groove 2022 limits the storage box 4 to prevent the storage box 4 from falling.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.