CN113288449A

CN113288449A - Detection apparatus transportation and protector based on medical treatment and epidemic prevention

Info

Publication number: CN113288449A
Application number: CN202110585027.1A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-08-24

Abstract

The invention provides a detection apparatus transportation and protection device based on medical treatment and epidemic prevention, which relates to the technical field of medical equipment and aims to solve the problem that pollution is possibly caused in the transportation process when the existing medical detection apparatus is transported; the inner groove is arranged on the side surface of the box body; the sliding block is arranged in the grooves at the upper side and the lower side of the inner groove through springs; the pull plate is arranged at the top of the box body through a spring, and a fixed plate outside the pull plate is arranged inside the top end of the box body through a spring; the top of the inner plate is provided with an opening, the inner plate is arranged at the bottom of the inner side of the main body, and a drawing plate outside the inner plate is arranged at the bottom of the side face of the main body; the side at the main part is established to the spout, and the gear is installed through the pivot in the inside of spout. The inner plate is used for sterilizing the stored detection instruments, so that the detection instruments can be stored and sterilized at the same time.

Description

Detection apparatus transportation and protector based on medical treatment and epidemic prevention

Technical Field

The invention belongs to the technical field of medical equipment, and particularly relates to a detection instrument transportation and protection device based on medical treatment and epidemic prevention.

Background

The medical detection instrument is a direct or indirect detection instrument for a patient, and when epidemic situations such as infectious diseases and influenza occur, medical epidemic prevention instruments such as a medical mask, a protective suit, a forehead temperature gun, a sampling tube, goggles and an isolation clothes need to be used, so that the patient can be isolated and treated conveniently.

For example, application No.: CN201710066565.3 relates to a transportation device for medical instruments, which comprises a hollow box body and rollers arranged at the bottom of the box body, wherein 2 upright frames are arranged above the middle part of the box body, 2 upright frames are arranged in parallel, 2 groups of parallel sliding grooves are respectively arranged on the end surface of the outer side of each upright frame, the sliding grooves are arranged along the height direction of the upright frames, a plurality of groups of brackets are respectively arranged above the box body at the two sides of each upright frame, the lower end surface of the bracket positioned at the lowest part can be attached to the upper end surface of the box body, the two ends of each bracket are bent towards the same side by 90 degrees to form a frame, one end of each frame, far away from the bracket, is provided with a pin shaft, the pin shaft is inserted into the corresponding sliding groove so that the bracket can slide along the height direction of the upright frames, the invention adopts a multilayer bracket structure, the packaging box for placing the medical tool equipment can be fixed above the box body in a layered mode, and transportation of medical appliances is facilitated.

Based on prior art discovery, current medical treatment detection apparatus transportation and protector when using, need to store in the conveyer after the apparatus that needs to use or the apparatus disinfection that uses up, probably cause the pollution on the way of on the way transport and transportation, need disinfect once more and increased work load, and need place on the desktop when using to some detection apparatus, the desktop causes the pollution to the apparatus easily, and need remove the position that detects the apparatus many times, it is more time-consuming and laboursome.

Disclosure of Invention

In order to solve the technical problems, the invention provides a detection instrument transportation and protection device based on medical treatment and epidemic prevention, and aims to solve the problems that when the conventional medical detection instrument transportation and protection device is used, instruments to be used or used instruments are required to be sterilized and then stored in the transportation device, pollution is possibly caused in the transportation and transportation process, the workload is increased due to the need of secondary sterilization, and for some detection instruments, the detection instruments need to be placed on a table top when used, the table top is easy to pollute the instruments, and the positions of the detection instruments need to be moved for many times, so that time and labor are wasted.

The invention relates to a purpose and an effect of a detection instrument transportation and protection device based on medical treatment and epidemic prevention, which are achieved by the following specific technical means:

a detection apparatus transportation and protection device based on medical treatment and epidemic prevention comprises a main body, a box body, an inner plate, an inner groove, a sliding block, a sliding groove and a pulling plate, wherein the main body is of a rectangular structure, and the bottom of the inner side of the main body is provided with a cylinder; the bottom parts of the two sides of the box body are provided with convex blocks, and the convex blocks at the bottom parts of the two sides of the box body are arranged in the guide grooves; grooves are formed in the upper side and the lower side of the inner groove, and the inner groove is formed in the side face of the box body; the sliding block is of a T-shaped structure and is arranged in the grooves at the upper side and the lower side of the inner groove through springs; the pull plate is installed at the top of the box body through a spring, a fixing plate outside the pull plate is installed inside the top end of the box body through the spring, and a buckle outside the pull plate is arranged at the top of the main body;

the top of the bottom plate is provided with a bump, the bottom plate is arranged at the bottom of the inner plate through a spring, and the bump at the top of the bottom plate is inserted into the opening at the top of the inner plate; the top of the inner plate is provided with an opening, the inner plate is arranged at the bottom of the inner side of the main body, and a drawing plate outside the inner plate is arranged at the bottom of the side face of the main body;

the sliding chute comprises a sliding plate, a supporting plate and a supporting plate, wherein a sawtooth structure is arranged on the side surface of the sliding plate, and the sawtooth structure on the side surface of the sliding plate is meshed with a gear in the sliding chute; the supporting plate is of a rectangular plate structure and is arranged at the top end of the sliding plate through a rotating shaft; the side at the main part is established to the spout, and the gear is installed through the pivot in the inside of spout.

Further, the main body comprises a guide groove and a baffle plate, the guide groove is of a rectangular structure, and the guide groove is arranged on the inner side of the main body; the side end of the baffle penetrates through the main body and is inserted into the top of the guide groove, and the baffle is installed on the top of the side face of the main body through a spring.

Furthermore, the box body comprises a panel, a slot is formed in the bottom of the inner side of the box body, and the box body is of a rectangular structure; the bottom of panel is equipped with sawtooth structure, and the panel is installed in the inboard of box.

Furthermore, the inner plate is still including taking out the board, take out the inboard of board and install the heating rod, and take out the board and install the bottom at the bottom plate.

Furthermore, the inner groove comprises a rotating plate and a push plate, the rotating plate is of an oval structure, and the rotating plate is arranged in the inner groove through a rotating shaft; the side of push pedal is the triangle-shaped structure, and the push pedal passes through the spring mounting in the inside of inside groove to the side slidable mounting of push pedal has the commentaries on classics board.

Furthermore, the sliding block comprises a vertical plate, a carrier plate and a clamping plate, wherein the vertical plate is of a rectangular structure and is arranged on the side surface of the sliding block through a rotating shaft; the support plate is arranged at the side end of the vertical plate through a rotating shaft, and the outer side of the support plate is provided with a clamping plate through a spring; the splint are of arc-shaped plate structures.

Furthermore, the spout still includes the layer board, the side of layer board is installed at the top of spout through the pivot, and the layer board is installed at the side of backup pad through the pivot.

Furthermore, the pulling plate comprises a pressing plate, a fixing plate and a buckle, wherein the pressing plate is of a conical structure and is arranged at the bottom of the pulling plate through a connecting rod; the inner end of the fixed plate is of an arc-shaped structure, and the fixed plate is arranged on the outer side of the pressing plate; the inside of buckle installs the fixed plate.

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

1. in the device, the inner plate is arranged, the stored detection instruments can be disinfected by using the inner plate in the transportation process of the medical and epidemic prevention detection instruments, the inner plate is arranged at the bottom of the inner side of the main body, when the detection instruments are placed in the box body, the box body moves downwards to press the lug at the top of the bottom plate to move downwards, so that a disinfectant placed in the drawing plate or high temperature generated by a heating rod in the drawing plate enters the main body through the inner plate and the holes in the bottom plate, the detection instruments placed in the box body are continuously disinfected, the detection instruments are aseptically stored, the storage time is long, pollution caused in the transportation process is prevented, the disinfected detection instruments do not need to be disinfected for a second time and are immediately put into use, and the medical and epidemic prevention treatment time is prolonged;

2. in the device, a chute is arranged, during the transportation of medical and epidemic prevention detection instruments, the medical detection instruments placed on the panel can be supported by using a supporting plate in the chute, the chute is arranged on the side surface of the main body, a gear at the top of the chute drives two gears at the bottom of the chute to rotate through a belt pulley, when the panel is pulled outwards, a saw-toothed structure at the bottom of the panel is meshed with the gear at the top of the chute, the two gears at the bottom of the chute are driven to rotate through the belt pulley, the two gears drive a sliding plate to move upwards, the sliding plate pushes the supporting plate to be in a horizontal state through the supporting plate, the supporting plate lifts the panel to be used as a desktop, the detection instruments are directly placed and used, secondary pollution caused by placing on other desktops is prevented, the main body is directly pushed to carry the panel to move, and the times and time for medical workers to move, reducing the workload of medical care personnel.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a structural diagram illustrating the unfolded state of the present invention.

Fig. 3 is a schematic cross-sectional structure of the main body of the present invention.

Fig. 4 is a schematic perspective view of the case of the present invention.

Fig. 5 is a schematic cross-sectional structure of the inner panel of the present invention.

FIG. 6 is a schematic cross-sectional view of the inner tank of the present invention.

Fig. 7 is a schematic cross-sectional structure of the chute of the present invention.

Fig. 8 is a schematic perspective view of the pulling plate of the present invention.

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

1. a main body; 101. a guide groove; 102. a baffle plate; 2. a box body; 201. a panel; 3. an inner plate; 301. a base plate; 302. drawing the plate; 4. an inner tank; 401. rotating the plate; 402. pushing the plate; 5. a slider; 501. a vertical plate; 502. a carrier plate; 503. a splint; 6. a chute; 601. a slide plate; 602. a support plate; 603. a support plate; 7. pulling a plate; 701. pressing a plate; 702. a fixing plate; 703. and (5) buckling.

Detailed Description

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

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

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

Example (b):

as shown in figures 1 to 8:

the invention provides a detection apparatus transportation and protection device based on medical treatment and epidemic prevention, which comprises a main body 1, a box body 2, an inner plate 3, an inner groove 4, a sliding block 5, a sliding groove 6 and a pulling plate 7, wherein the main body 1 is of a rectangular structure, and the bottom of the inner side of the main body 1 is provided with a cylinder; the bottom parts of the two sides of the box body 2 are provided with convex blocks, and the convex blocks at the bottom parts of the two sides of the box body 2 are arranged in the guide groove 101; grooves are arranged at the upper side and the lower side of the inner groove 4, and the inner groove 4 is arranged at the side surface of the box body 2; the sliding block 5 is of a T-shaped structure, and the sliding block 5 is arranged in grooves at the upper side and the lower side of the inner groove 4 through springs; the pulling plate 7 is arranged at the top of the box body 2 through a spring, the fixing plate 702 outside the pulling plate 7 is arranged inside the top end of the box body 2 through a spring, and the buckle 703 outside the pulling plate 7 is arranged at the top of the main body 1;

the top of the bottom plate 301 is provided with a bump, the bottom plate 301 is arranged at the bottom of the inner plate 3 through a spring, and the bump at the top of the bottom plate 301 is inserted into the opening at the top of the inner plate 3; the top of the inner plate 3 is provided with an opening, the inner plate 3 is arranged at the bottom of the inner side of the main body 1, the drawing plate 302 outside the inner plate 3 is arranged at the bottom of the side surface of the main body 1, the inner plate 3 is arranged at the bottom of the inner side of the main body 1, and when a detection instrument is placed on the inner side of the box body 2, the box body 2 moves downwards to press the lug at the top of the bottom plate 301 to move downwards;

the sliding chute 6 comprises a sliding plate 601, a supporting plate 602 and a supporting plate 603, wherein the side surface of the sliding plate 601 is provided with a sawtooth structure, and the sawtooth structure on the side surface of the sliding plate 601 is meshed with a gear in the sliding chute 6; the supporting plate 602 is a rectangular plate structure, and the supporting plate 602 is installed at the top end of the sliding plate 601 through a rotating shaft; spout 6 is established in the side of main part 1, and the gear is installed through the pivot in the inside of spout 6, be equipped with spout 6 in the side of main part 1, the gear at spout 6 top passes through the belt pulley and drives two gear rotation of its bottom, when panel 201 outwards twitches, the sawtooth structure of panel 201 bottom meshes with the gear at spout 6 top mutually, drive two gear rotation of spout 6 bottom through the belt pulley, make two gears drive slide 601 rebound, make slide 601 promote layer board 603 through backup pad 602 and be the horizontality, be convenient for lift panel 201.

The main body 1 comprises a guide groove 101 and a baffle plate 102, wherein the guide groove 101 is of a rectangular structure, and the guide groove 101 is arranged on the inner side of the main body 1; the side of baffle 102 runs through main part 1 and inserts the top at guide way 101, and baffle 102 passes through the spring mounting at the side top of main part 1, install the universal wheel in the bottom of main part 1, the pushing hands who is convenient for promote the main part 1 side removes, guide way 101 leads to the removal of box 2, baffle 102 keeps off the top of guide way 101 under the effect of spring, it is too big to prevent box 2 rebound amplitude, when needing to take out box 2, pulling baffle 102 alright in order to take out box 2.

The box body 2 comprises a panel 201, a slot is formed in the bottom of the inner side of the box body 2, and the box body 2 is of a rectangular structure; the bottom of panel 201 is equipped with serration structure, and panel 201 installs in the inboard of box 2, and box 2 passes through the promotion slidable mounting of cylinder in the inside of main part 1, and when detection instrument placed on panel 201, make main part 1 protect detection instrument all around, and panel 201 slides in the inboard bottom of box 2, makes panel 201 can extend the area of box 2.

The inner plate 3 further comprises a drawing plate 302, a heating rod is installed on the inner side of the drawing plate 302, the drawing plate 302 is installed at the bottom of the bottom plate 301, and a disinfectant placed in the drawing plate 302 or a high temperature generated by the heating rod in the drawing plate 302 enters the inside of the main body 1 through the inner plate 3 and the opening in the bottom plate 301, so that a detection instrument placed in the box body 2 is continuously disinfected.

The inner groove 4 comprises a rotating plate 401 and a push plate 402, the rotating plate 401 is of an oval structure, and the rotating plate 401 is arranged in the inner groove 4 through a rotating shaft; the side of push pedal 402 is the triangle-shaped structure, and push pedal 402 passes through the spring mounting in the inside of inside groove 4 to the side slidable mounting of push pedal 402 has commentaries on classics board 401, is equipped with inside groove 4 in the inside of both sides of box 2, rotates commentaries on classics board 401 in the inside of inside groove 4, makes oval commentaries on classics board 401 can promote push pedal 402 and remove, is convenient for make push pedal 402 exert pressure to slider 5.

The sliding block 5 comprises a vertical plate 501, a carrier plate 502 and a clamping plate 503, wherein the vertical plate 501 is of a rectangular structure, and the vertical plate 501 is installed on the side surface of the sliding block 5 through a rotating shaft; the carrier plate 502 is mounted at the side end of the vertical plate 501 through a rotating shaft, and the outer side of the carrier plate 502 is provided with a clamping plate 503 through a spring; the clamping plate 503 is an arc-shaped plate structure, the triangular structure on the side surface of the push plate 402 can push the two sliding blocks 5 to move relatively, so that the sliding blocks 5 drive the two vertical plates 501 to adjust the angle, the support plate 502 can adjust the horizontal distance according to the size of the detection instrument to apply pressure uniformly on the clamping plate 503, and the two sides of the detection instrument can be fixed by the rubber material of the clamping plate 503 under the action of the spring.

Wherein, spout 6 is still including layer board 603, and the side of layer board 603 is installed at the top of spout 6 through the pivot, and the side at backup pad 602 is installed through the pivot to layer board 603, and layer board 603 is horizontal state, makes layer board 603 lift panel 201 and use as the desktop, makes the direct use of putting of detection apparatus, prevents to place and causes secondary pollution on other desktops.

The pulling plate 7 comprises a pressing plate 701, a fixing plate 702 and a buckle 703, wherein the pressing plate 701 is of a conical structure, and the pressing plate 701 is installed at the bottom of the pulling plate 7 through a connecting rod; the inner end of the fixing plate 702 is of an arc-shaped structure, and the fixing plate 702 is arranged on the outer side of the pressure plate 701; the internally mounted of buckle 703 has fixed plate 702, there is arm-tie 7 at the top of box 2 through the spring mounting, make clamp plate 701 exert thrust to fixed plate 702 under the effect of spring, when needs hoist and mount main part 1, the pull ring at pulling arm-tie 7 top makes clamp plate 701 rebound, pressure is exerted to the inner of fixed plate 702 to conical clamp plate 701, make the outer end block of fixed plate 702 in the inside of buckle 703, can fix box 2 and main part 1, be convenient for transport the detection apparatus of main part 1 internal loading.

When in use: when the device is needed to be used, firstly, medical and epidemic prevention detection instruments are placed on the panel 201, the rotating plate 401 is rotated in the inner groove 4 according to the size of the detection instruments, the rotating plate 401 pushes the push plate 402 to move, the triangular structure on the side surface of the push plate 402 pushes the two sliders 5 to move relatively, the sliders 5 drive the carrier plate 502 to move horizontally through the vertical plates 501, the detection instruments are fixed by the clamping plates 503 under the action of the springs, then the box body 2 is installed in the main body 1 along the guide groove 101 through the air cylinder, so that the main body 1 protects the detection instruments, the box body 2 moves downwards to press the lugs on the top of the bottom plate 301 to move downwards, disinfectants placed in the drawing plate 302 disinfect the detection instruments in the main body 1 through the inner plate 3 and the openings on the bottom plate 301, the detection instruments are aseptically stored, the pollution caused in the way of transportation is prevented, when the main body 1 needs to be hoisted, the drawing plate 7 pulls the pressing plate 701 to move upwards, the clamp plate 701 promotes fixed plate 702 and inserts and live box 2 and main part 1 in buckle 703 internal fixation, when needs take out and detect the apparatus, the cylinder promotes box 2 rebound, the sawtooth structure of panel 201 bottom drives the gear revolve at 6 tops of spout, drive two gear revolutions of 6 bottoms of spout through the belt pulley, gear promotion slide 601 rebound, make backup pad 602 support layer board 603, layer board 603 lifts panel 201 and uses as the desktop, prevent to detect the apparatus and place and cause the pollution on other desktops, the pushing hands that promote main part 1 side simultaneously are convenient for make and detect the apparatus and remove suitable use place.

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

Claims

1. The utility model provides a detection apparatus transportation and protector based on medical treatment and epidemic prevention which characterized in that: the device comprises a main body (1), a box body (2), an inner plate (3), an inner groove (4), a sliding block (5), a sliding groove (6) and a pulling plate (7), wherein the main body (1) is of a rectangular structure, and the bottom of the inner side of the main body (1) is provided with a cylinder; the bottom parts of the two sides of the box body (2) are provided with convex blocks, and the convex blocks at the bottom parts of the two sides of the box body (2) are arranged in the guide groove (101); grooves are formed in the upper side and the lower side of the inner groove (4), and the inner groove (4) is formed in the side face of the box body (2); the sliding block (5) is of a T-shaped structure, and the sliding block (5) is arranged in grooves at the upper side and the lower side of the inner groove (4) through springs; the pulling plate (7) is installed at the top of the box body (2) through a spring, a fixing plate (702) outside the pulling plate (7) is installed inside the top end of the box body (2) through the spring, and a buckle (703) outside the pulling plate (7) is arranged at the top of the main body (1);

the top of the bottom plate (301) is provided with a bump, the bottom plate (301) is arranged at the bottom of the inner plate (3) through a spring, and the bump at the top of the bottom plate (301) is inserted into the opening at the top of the inner plate (3); the top of the inner plate (3) is provided with an opening, the inner plate (3) is arranged at the bottom of the inner side of the main body (1), and a drawing plate (302) outside the inner plate (3) is arranged at the bottom of the side face of the main body (1);

the sliding chute (6) comprises a sliding plate (601), a supporting plate (602) and a supporting plate (603), wherein a sawtooth structure is arranged on the side surface of the sliding plate (601), and the sawtooth structure on the side surface of the sliding plate (601) is meshed with a gear in the sliding chute (6); the supporting plate (602) is of a rectangular plate structure, and the supporting plate (602) is installed at the top end of the sliding plate (601) through a rotating shaft; the sliding groove (6) is formed in the side face of the main body (1), and a gear is mounted inside the sliding groove (6) through a rotating shaft.

2. The inspection instrument transportation and protection device based on medical and epidemic prevention of claim 1, wherein: the main body (1) comprises a guide groove (101) and a baffle (102), the guide groove (101) is of a rectangular structure, and the guide groove (101) is arranged on the inner side of the main body (1); the side end of the baffle plate (102) penetrates through the main body (1) and is inserted into the top of the guide groove (101), and the baffle plate (102) is installed on the top of the side face of the main body (1) through a spring.

3. The inspection instrument transportation and protection device based on medical and epidemic prevention of claim 1, wherein: the box body (2) comprises a panel (201), a slot is formed in the bottom of the inner side of the box body (2), and the box body (2) is of a rectangular structure; the bottom of the panel (201) is provided with a saw-toothed structure, and the panel (201) is arranged on the inner side of the box body (2).

4. The inspection instrument transportation and protection device based on medical and epidemic prevention of claim 1, wherein: the inner plate (3) further comprises a drawing plate (302), the heating rod is installed on the inner side of the drawing plate (302), and the drawing plate (302) is installed at the bottom of the bottom plate (301).

5. The inspection instrument transportation and protection device based on medical and epidemic prevention of claim 1, wherein: the inner groove (4) comprises a rotating plate (401) and a push plate (402), the rotating plate (401) is of an oval structure, and the rotating plate (401) is arranged inside the inner groove (4) through a rotating shaft; the side surface of the push plate (402) is of a triangular structure, the push plate (402) is arranged in the inner groove (4) through a spring, and the side surface of the push plate (402) is provided with the rotating plate (401) in a sliding mode.

6. The inspection instrument transportation and protection device based on medical and epidemic prevention of claim 1, wherein: the sliding block (5) comprises a vertical plate (501), a carrier plate (502) and a clamping plate (503), wherein the vertical plate (501) is of a rectangular structure, and the vertical plate (501) is installed on the side surface of the sliding block (5) through a rotating shaft; the carrier plate (502) is mounted at the side end of the vertical plate (501) through a rotating shaft, and a clamping plate (503) is mounted at the outer side of the carrier plate (502) through a spring; the clamping plate (503) is of an arc-shaped plate structure.

7. The inspection instrument transportation and protection device based on medical and epidemic prevention of claim 1, wherein: the sliding chute (6) further comprises a supporting plate (603), the side end of the supporting plate (603) is installed at the top of the sliding chute (6) through a rotating shaft, and the supporting plate (603) is installed at the side end of the supporting plate (602) through the rotating shaft.

8. The inspection instrument transportation and protection device based on medical and epidemic prevention of claim 1, wherein: the pulling plate (7) comprises a pressing plate (701), a fixing plate (702) and a buckle (703), the pressing plate (701) is of a conical structure, and the pressing plate (701) is installed at the bottom of the pulling plate (7) through a connecting rod; the inner end of the fixing plate (702) is of an arc-shaped structure, and the fixing plate (702) is arranged on the outer side of the pressing plate (701); and a fixing plate (702) is arranged in the buckle (703).