阅读说明：本技术 一种避免晃动的水利施工用围挡装置 (Water conservancy construction that avoids rocking is with enclosing fender device ) 是由 张剑 于 2020-04-21 设计创作，主要内容包括：本发明属于围挡装置技术领域,尤其是一种避免晃动的水利施工用围挡装置,针对现有的水利工程用围挡装置不便于调节围挡范围,定位效果不好,在水流的影响下容易造成晃动的问题,现提出如下方案,其包括两个定位杆,两个定位杆之间分别固定安装有第一围挡板和伸缩围挡板,伸缩围挡板与第一围挡板滑动连接,两个定位杆相互远离的位置均固定连接有侧翼围挡板,两个定位杆的底端均滑动安装有延伸定位杆,两个延伸定位杆上均开设有矩形腔,两个矩形腔内均垂直滑动安装有矩形锥,两个矩形锥的顶端均延伸至延伸定位杆的下方。本发明结构简单,操作方便,便于调节围挡范围,可以增加定位效果,扩大定位支撑面积,避免造成晃动。(The invention belongs to the technical field of baffle devices, and particularly relates to a baffle device for water conservancy construction, which avoids shaking, and aims to solve the problems that the existing baffle device for water conservancy engineering is inconvenient to adjust the baffle range, has poor positioning effect and is easy to shake under the influence of water flow. The invention has simple structure and convenient operation, is convenient for adjusting the range of the enclosure, can increase the positioning effect, enlarge the positioning support area and avoid causing shaking.)

1. A water conservancy construction that avoids rocking encloses fender device, including two locating levers (1), its characterized in that, respectively fixed mounting has first enclosure (2) and flexible enclosure (3) between two locating levers (1), flexible enclosure (3) and first enclosure (2) sliding connection, the position that two locating levers (1) kept away from each other all fixedly connected with flank enclosure (4), the bottom of two locating levers (1) all sliding mounting has extension locating lever (5), all set up rectangular cavity (9) on two extension locating levers (5), all perpendicular sliding mounting has rectangular cone (12) in two rectangular cavity (9), the top of two rectangular cone (12) all extends to the below of extension locating lever (5), the top of two rectangular cone (12) all has seted up twill groove (13), all perpendicular rotation installs cylinder pole (10) in two rectangular cavity (9), the two cylindrical rods (10) are symmetrically provided with a first twill (11) and a second twill (22), the first twill (11) is positioned in the rectangular cavity (9), the first twill (11) is in threaded connection with a corresponding twill groove (13), the outer sides of the two extension positioning rods (5) are symmetrically and rotatably provided with four internal thread sleeves (14), the cylindrical rods (10) are matched with the corresponding four internal thread sleeves (14), the internal thread sleeves (14) are in threaded connection with a threaded rod (17), one end of the threaded rod (17) far away from the extension positioning rods (5) is fixedly provided with a support rod (6), the outer sides of the support rods (6) are provided with a buffer structure, the bottom ends of the two positioning rods (1) are respectively provided with a bottom opening groove (20), the inner walls of the bottom openings of the two bottom opening grooves (20) are respectively and fixedly provided with a nut (21), the nut (21) is provided with a twill hole, the second twill (22) is in threaded connection with the twill hole, the first twill (11) and the corresponding second twill (22) are opposite in thread turning direction, a rectangular groove (24) is formed in the top end of the cylindrical rod (10), a rectangular rod (23) is installed in the rectangular groove (24) in a sliding mode, a circular plate (26) is fixedly installed at the top end of the rectangular rod (23), and a crank (27) is installed at the top end of the circular plate (26) in a rotating mode.

2. The water conservancy construction that avoids rocking encloses fender device according to claim 1, characterized in that, buffer structure includes buffer column (7) and buffer spring (8), and the dashpot has been seted up at the top of buffer column (7), and branch (6) and the dashpot sliding connection that corresponds, and buffer spring (8) fixed mounting is between branch (6) and dashpot.

3. The water conservancy construction that avoids rocking encloses fender device according to claim 1, characterized by, the outside fixed mounting of cylinder pole (10) has first bevel gear (15), and the one end that is located four internal thread sleeves (14) on same extension locating lever (5) all fixed mounting has second bevel gear (16), and four second bevel gears (16) all mesh with first bevel gear (15).

4. The water conservancy construction that avoids rocking encloses fender device according to claim 1, characterized in that, four telescopic links (18) are all fixedly mounted to the outside of two extension locating levers (5), telescopic link (18) and corresponding branch (6) fixed mounting.

5. The water conservancy construction that avoids rocking encloses fender device according to claim 1, characterized in that, the top fixed mounting of extension locating lever (5) has two bracing pieces (19), and two support grooves have been seted up at the top of locating lever (1), bracing piece (19) and the support groove sliding connection that corresponds.

6. The water conservancy construction that avoids rocking encloses fender device according to claim 1, characterized in that, the top of two locating levers (1) is all fixed mounting has rectangular box (25), two rectangular rods (23) all rotate with rectangular box (25) and are connected, the top of two rectangular box (25) all rotates and is connected with lid (30), all is provided with safety lock (31) between two lid (30) and two rectangular box (25).

7. The water conservancy construction that avoids rocking encloses fender device according to claim 1, characterized by, sliding connection has locating pin (28) on plectane (26), and the bottom inner wall of rectangle box (25) is seted up a plurality of constant head tanks (29), and locating pin (28) and constant head tank (29) looks adaptation.

8. The water conservancy construction that avoids rocking encloses fender device according to claim 1, characterized in that, flexible groove (32) has been seted up to one side of first fender (2), flexible fender (3) and flexible groove (32) sliding connection that enclose.

Technical Field

The invention relates to the technical field of enclosure devices, in particular to an enclosure device for water conservancy construction, which avoids shaking.

Background

Water is a valuable resource essential for human production and life, but the naturally existing state of water does not completely meet the needs of human beings. Only building hydraulic engineering, just can control rivers, prevent flood disasters, and carry out regulation and distribution of water yield, with satisfy people's life and production to the needs of water resource, hydraulic engineering needs to build dam, dyke, spillway, sluice, water inlet, channel, ferry trough, raft, the hydraulic architecture of different grade type such as fishway, in order to realize its target, diversion engineering refers to the engineering (not including the engineering of drawing water from retaining, water lift engineering) of drawing water from earth's surface water such as river course, lake, it is counted respectively to be according to big, medium, small-size scale, need use the fender device in hydraulic engineering, insert the supporting role in earth through two locating levers, be provided with the fender on two locating levers, the fender is carried out to rivers.

The fender device is enclosed with enclosing to current hydraulic engineering is not convenient for adjust and encloses the fender scope, and just fixed mode is the simple use locating lever and inserts location in the earth, and positioning effect is not good, causes easily under the influence of rivers and rocks.

Disclosure of Invention

The invention aims to solve the defects that the existing retaining device for the hydraulic engineering is inconvenient to adjust the retaining range, poor in positioning effect and easy to shake under the influence of water flow, and provides the retaining device for the hydraulic construction, which avoids shaking.

In order to achieve the purpose, the invention adopts the following technical scheme:

a water conservancy construction enclosure device capable of avoiding shaking comprises two positioning rods, wherein a first enclosure plate and a telescopic enclosure plate are fixedly installed between the two positioning rods respectively, the telescopic enclosure plate is in sliding connection with the first enclosure plate, the positions, far away from each other, of the two positioning rods are fixedly connected with side wing enclosure plates, the bottom ends of the two positioning rods are slidably installed with extension positioning rods respectively, rectangular cavities are formed in the two extension positioning rods respectively, rectangular cones are vertically and slidably installed in the two rectangular cavities respectively, the top ends of the two rectangular cones extend to the lower sides of the extension positioning rods, inclined groove grooves are formed in the top ends of the two rectangular cones, cylindrical rods are vertically and rotatably installed in the two rectangular cavities, first inclined grooves and second inclined grooves are symmetrically formed in the two cylindrical rods respectively, a first inclined groove is located in each rectangular cavity, the first inclined groove is in threaded connection with the corresponding inclined groove, and four internal thread sleeves are symmetrically and rotatably installed on the outer sides of the two extension positioning rods respectively, cylindrical pole and four internal thread sleeve looks adaptations that correspond, threaded connection has the threaded rod on the internal thread sleeve, the threaded rod is kept away from the one end fixed mounting who extends the locating lever and is had branch, the outside of branch is provided with buffer structure, the end groove has all been seted up to the bottom of two locating levers, equal fixed mounting has the nut on the end inner wall in two end grooves, the twill hole has been seted up on the nut, second twill and twill hole threaded connection, first twill is opposite with the second twill screw thread that corresponds soon, the rectangular channel has been seted up on the top of cylindrical pole, slidable mounting has the rectangular pole in the rectangular channel, the top fixed mounting of rectangular pole has the plectane, the crank is installed in the top rotation of plectane.

Preferably, buffer structure includes buffer column and buffer spring, and the dashpot has been seted up at the top of buffer column, branch and the dashpot sliding connection that corresponds, buffer spring fixed mounting between branch and dashpot.

Preferably, a first bevel gear is fixedly mounted on the outer side of the cylindrical rod, second bevel gears are fixedly mounted at one ends of four internal thread sleeves located on the same extension positioning rod, and the four second bevel gears are meshed with the first bevel gears.

Preferably, four telescopic rods are fixedly mounted on the outer sides of the two extension positioning rods, and the telescopic rods are fixedly mounted with the corresponding supporting rods.

Preferably, the top of the extension positioning rod is fixedly provided with two supporting rods, the top of the positioning rod is provided with two supporting grooves, and the supporting rods are connected with the corresponding supporting grooves in a sliding manner.

Preferably, the top of two locating levers is equal fixed mounting has the rectangle box, and two rectangle poles all rotate with the rectangle box to be connected, and the top of two rectangle boxes all rotates and is connected with the lid, all is provided with the safety lock between two lids and two rectangle boxes.

Preferably, the circular plate is connected with a positioning pin in a sliding mode, the inner wall of the bottom of the rectangular box is provided with a plurality of positioning grooves, and the positioning pin is matched with the positioning grooves.

Preferably, one side of the first enclosure baffle is provided with a telescopic groove, and the telescopic enclosure baffle is in sliding connection with the telescopic groove.

Compared with the prior art, the invention has the advantages that:

(1) the scheme adjusts the distance between the two positioning rods, so that the two side wing enclosure baffles are abutted against the sides of the water conservancy channel, and meanwhile, the telescopic enclosure baffle is telescopic on the first enclosure baffle, so that the water conservancy channel can be suitable for enclosures with different distances;

(2) the two cranks are shaken respectively, the rectangular rods are driven to rotate through the circular plate, the cylindrical rods are driven to rotate by the rectangular rods, so that the extension positioning rods vertically move downwards, the extension positioning rods push the four supporting rods and the four buffering columns to move downwards and contact with the ground, the four supporting rods are far away from each other, the supporting ranges of the four buffering columns are extended, a stable supporting effect is achieved, shaking is avoided, and a resetting effect can be achieved under the shaking condition through the buffering springs;

(3) the cylindrical rod drives the rectangular cone to extend downwards through the first twill, and the rectangular cone is inserted into the deep soil, so that the stability of the positioning rod is improved;

(4) the positioning pin is inserted into the positioning groove to fix the circular plate, so that the circular plate is prevented from being reversed, the box cover is covered and locked through the safety lock, and the operation of outsiders is avoided.

The invention has simple structure and convenient operation, is convenient for adjusting the range of the enclosure, can increase the positioning effect, enlarge the positioning support area and avoid causing shaking.

Drawings

Fig. 1 is a schematic structural view of a barrier device for water conservancy construction for avoiding shaking, which is provided by the invention;

FIG. 2 is a schematic structural view of part A of the barrier device for water conservancy construction, which is provided by the invention and avoids shaking;

FIG. 3 is a schematic perspective view of a rectangular box, a positioning rod, a support rod, an extending positioning rod and a rectangular cone of the barrier device for water conservancy construction for avoiding shaking, which is provided by the invention;

FIG. 4 is a schematic structural view of a part B of the barrier device for water conservancy construction, which is provided by the invention and can avoid shaking;

fig. 5 is a schematic top view of the extending positioning rod, the telescopic rod, the supporting rod and the buffer column of the barrier device for water conservancy construction for preventing shaking provided by the invention.

In the figure: 1 locating rod, 2 first baffle, 3 flexible baffles, 4 flank baffles, 5 extension locating rods, 6 branch rods, 7 buffer posts, 8 buffer springs, 9 rectangular cavities, 10 cylindrical rods, 11 first twill, 12 rectangular cones, 13 twill grooves, 14 internal thread sleeves, 15 first bevel gears, 16 second bevel gears, 17 threaded rods, 18 telescopic rods, 19 supporting rods, 20 bottom opening grooves, 21 nuts, 22 second twill, 23 rectangular rods, 24 rectangular grooves, 25 rectangular boxes, 26 circular plates, 27 cranks, 28 locating pins, 29 locating slots, 30 box covers, 31 safety locks and 32 flexible grooves.

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.

Example one

Referring to fig. 1-5, a water conservancy construction barrier device capable of avoiding shaking comprises two positioning rods 1, a first barrier 2 and a telescopic barrier 3 are respectively fixedly arranged between the two positioning rods 1, the telescopic barrier 3 is in sliding connection with the first barrier 2, the positions of the two positioning rods 1 far away from each other are respectively fixedly connected with a side wing barrier 4, the side wing barriers 4 are connected through disassembly screws for angle adjustment, extension positioning rods 5 are respectively and slidably arranged at the bottom ends of the two positioning rods 1, rectangular cavities 9 are respectively arranged on the two extension positioning rods 5, rectangular cones 12 are respectively and vertically and slidably arranged in the two rectangular cavities 9, the bottoms of the rectangular cones 12 are arranged in a pointed end manner, the top ends of the two rectangular cones 12 extend to the lower parts of the extension positioning rods 5, inclined groove 13 is respectively arranged at the top ends of the two rectangular cones 12, cylindrical rods 10 are respectively and vertically and rotatably arranged in the two rectangular cavities 9, the two cylindrical rods 10 are symmetrically provided with a first twill 11 and a second twill 22, the first twill 11 is positioned in the rectangular cavity 9, the first twill 11 is in threaded connection with a corresponding twill groove 13, the outer sides of the two extension positioning rods 5 are symmetrically and rotatably provided with four internal thread sleeves 14, the cylindrical rods 10 are matched with the corresponding four internal thread sleeves 14, the internal thread sleeves 14 are in threaded connection with a threaded rod 17, one end of the threaded rod 17, far away from the extension positioning rods 5, is fixedly provided with a supporting rod 6, the outer sides of the supporting rod 6 are provided with a buffer structure, the bottom ends of the two positioning rods 1 are respectively provided with a bottom groove 20, the inner walls of the bottom openings of the two bottom opening grooves 20 are respectively and fixedly provided with a nut 21, the nut 21 is provided with a twill hole, the second twill 22 is in threaded connection with the twill hole, the thread direction of the first twill 11 is opposite to that of the corresponding second twill 22, and the top ends of the cylindrical rods 10 are provided with a rectangular groove 24, a rectangular rod 23 is slidably mounted in the rectangular groove 24, a circular plate 26 is fixedly mounted at the top end of the rectangular rod 23, and a crank 27 is rotatably mounted at the top end of the circular plate 26.

In this embodiment, buffer structure includes buffering post 7 and buffer spring 8, and the dashpot has been seted up at the top of buffering post 7, and branch 6 and the dashpot sliding connection that corresponds, buffer spring 8 fixed mounting are between branch 6 and dashpot, and buffer spring 8 can play the cushioning effect that resets when locating lever 1 atress, can improve the elasticity that resets.

In this embodiment, the outer side of the cylindrical rod 10 is fixedly provided with a first bevel gear 15, one end of each of four internal thread sleeves 14 located on the same extension positioning rod 5 is fixedly provided with a second bevel gear 16, the four second bevel gears 16 are all engaged with the first bevel gear 15, the cylindrical rod 10 drives the first bevel gear 15 to rotate, and the first bevel gear 15 drives the four internal thread sleeves 14 to rotate through the four second bevel gears 16.

In this embodiment, two equal fixed mounting in the outside of extending locating lever 5 have four telescopic links 18, and telescopic link 18 and the branch 6 fixed mounting that corresponds lead branch 6 through telescopic link 18, can guarantee that threaded rod 17 can not drive branch 6 and rotate.

In this embodiment, two bracing pieces 19 are fixedly mounted at the top of the extension positioning rod 5, two supporting grooves are formed at the top of the positioning rod 1, the bracing pieces 19 are connected with the corresponding supporting grooves in a sliding manner, and the two bracing pieces 19 are limited to the extension positioning rod 5, so that the extension positioning rod 5 cannot rotate.

In this embodiment, the equal fixed mounting in top of two locating levers 1 has rectangle box 25, and two rectangle poles 23 all rotate with rectangle box 25 to be connected, and the top of two rectangle boxes 25 all rotates and is connected with lid 30, all is provided with safety lock 31 between two lid 30 and two rectangle boxes 25, covers lid 30 and dies through safety lock 31 lock, avoids the operation of other people.

In this embodiment, the circular plate 26 is slidably connected with a positioning pin 28, the bottom inner wall of the rectangular box 25 is provided with a plurality of positioning grooves 29, the positioning pin 28 is matched with the positioning grooves 29, and the circular plate 26 is fixed by inserting the positioning pin 28 into the positioning grooves 29, so that the circular plate 26 is prevented from being reversed.

In this embodiment, flexible groove 32 has been seted up to first one side of enclosing baffle 2, and flexible baffle 3 and flexible groove 32 sliding connection enclose, and flexible baffle 3 is flexible on first baffle 2, can adapt to enclosing of different intervals and keep off the use.

Example two

Referring to fig. 1-5, a water conservancy construction barrier device capable of avoiding shaking comprises two positioning rods 1, a first barrier 2 and a telescopic barrier 3 are fixedly arranged between the two positioning rods 1 respectively through welding, the telescopic barrier 3 is in sliding connection with the first barrier 2, the positions of the two positioning rods 1 far away from each other are fixedly connected with a side wing barrier 4 through screws, the side wing barrier 4 is connected through disassembly screws for angle adjustment, extension positioning rods 5 are respectively and slidably arranged at the bottom ends of the two positioning rods 1, rectangular cavities 9 are respectively arranged on the two extension positioning rods 5, rectangular cones 12 are respectively and vertically and slidably arranged in the two rectangular cavities 9, the bottoms of the rectangular cones 12 are arranged in a pointed shape, the top ends of the two rectangular cones 12 extend to the lower part of the extension positioning rods 5, inclined groove 13 are respectively arranged at the top ends of the two rectangular cones 12, cylindrical rods 10 are respectively and vertically and rotatably arranged in the two rectangular cavities 9, the two cylindrical rods 10 are symmetrically provided with a first twill 11 and a second twill 22, the first twill 11 is positioned in the rectangular cavity 9, the first twill 11 is in threaded connection with a corresponding twill groove 13, the outer sides of the two extension positioning rods 5 are symmetrically and rotatably provided with four internal thread sleeves 14, the cylindrical rods 10 are matched with the corresponding four internal thread sleeves 14, the internal thread sleeves 14 are in threaded connection with a threaded rod 17, one end of the threaded rod 17, far away from the extension positioning rods 5, is fixedly provided with a supporting rod 6 by welding, the outer sides of the supporting rod 6 are provided with a buffer structure, the bottom ends of the two positioning rods 1 are respectively provided with a bottom groove 20, the inner walls of the bottom openings of the two bottom opening grooves 20 are respectively fixedly provided with a nut 21 by welding, the nut 21 is provided with a twill hole, the second twill 22 is in threaded connection with the twill hole, the first twill 11 is opposite to the thread direction of the corresponding second twill 22, the top ends of the cylindrical rods 10 are provided with a rectangular groove 24, a rectangular rod 23 is slidably mounted in the rectangular groove 24, a circular plate 26 is fixedly mounted at the top end of the rectangular rod 23 through welding, and a crank 27 is rotatably mounted at the top end of the circular plate 26.

In this embodiment, buffer structure includes buffering post 7 and buffer spring 8, and the dashpot has been seted up at the top of buffering post 7, and branch 6 and the dashpot sliding connection that corresponds, buffer spring 8 pass through welded fastening and install between branch 6 and dashpot, and buffer spring 8 can play the cushioning effect that resets when locating lever 1 atress, can improve the elasticity that resets.

In this embodiment, the first bevel gear 15 is installed in the outside of the cylindrical rod 10 through welded fastening, the second bevel gear 16 is installed at one end of each of the four internal thread sleeves 14 located on the same extension positioning rod 5 through welded fastening, the four second bevel gears 16 are all meshed with the first bevel gear 15, the cylindrical rod 10 drives the first bevel gear 15 to rotate, and the first bevel gear 15 drives the four internal thread sleeves 14 to rotate through the four second bevel gears 16.

In this embodiment, four telescopic links 18 are all installed through welded fastening in two outsides of extending locating lever 5, and telescopic link 18 passes through welded fastening with the branch 6 that corresponds and installs, leads branch 6 through telescopic link 18, can guarantee that threaded rod 17 can not drive branch 6 and rotate.

In this embodiment, two bracing pieces 19 are installed through welded fastening in extension locating lever 5's top, and two support grooves have been seted up at the top of locating lever 1, and bracing piece 19 and the support groove sliding connection that corresponds, two bracing pieces 19 are spacing to extension locating lever 5 for extension locating lever 5 can not rotate.

In this embodiment, the top of two locating levers 1 all has rectangular box 25 through welded fastening installation, and two rectangular rod 23 all rotate with rectangular box 25 to be connected, and the top of two rectangular box 25 all rotates and is connected with lid 30, all is provided with safety lock 31 between two lid 30 and two rectangular box 25, covers lid 30 and dies through safety lock 31 locking, avoids the other people to operate.

In this embodiment, the circular plate 26 is slidably connected with a positioning pin 28, the bottom inner wall of the rectangular box 25 is provided with a plurality of positioning grooves 29, the positioning pin 28 is matched with the positioning grooves 29, and the circular plate 26 is fixed by inserting the positioning pin 28 into the positioning grooves 29, so that the circular plate 26 is prevented from being reversed.

In this embodiment, flexible groove 32 has been seted up to first one side of enclosing baffle 2, and flexible baffle 3 and flexible groove 32 sliding connection enclose, and flexible baffle 3 is flexible on first baffle 2, can adapt to enclosing of different intervals and keep off the use.

In the embodiment, when the device is used, the distance between the two positioning rods 1 is adjusted, so that the two side wing enclosure baffles 4 are abutted against the sides of the water conservancy channel, the telescopic enclosure baffle 3 is telescopic on the first enclosure baffle 2, the device can be suitable for enclosures with different distances, after the device is properly adjusted, the two positioning rods 1 are inserted into soil, the two cranks 27 are respectively shaken, the cranks 27 drive the circular plate 26 to rotate, the circular plate 26 drive the rectangular rod 23 to rotate, the rectangular rod 23 drive the cylindrical rod 10 to rotate, the cylindrical rod 10 is screwed and rotated on the nut 21 through the second inclined grains 22 and moves downwards, the cylindrical rod 10 pushes the extension positioning rod 5 to vertically move downwards, the two supporting rods 19 limit the extension positioning rod 5, so that the extension positioning rod 5 cannot rotate, the extension positioning rod 5 pushes the four supporting rods 6 and the four buffer columns 7 to move downwards and contact with the ground, and the cylindrical rod 10 drives the first bevel gear 15 to rotate, the first bevel gear 15 drives four internal thread sleeves 14 to rotate through four second bevel gears 16, the four internal thread sleeves 14 rotationally push four threaded rods 17 to be away from each other, the four threaded rods 17 respectively push four supporting rods 6 to be away from each other, the supporting ranges of four buffer columns 7 are extended, the supporting rods 6 are guided through telescopic rods 18, it can be ensured that the threaded rods 17 cannot drive the supporting rods 6 to rotate, meanwhile, the cylindrical rod 10 drives a rectangular cone 12 to extend downwards through a first twill 11, the rectangular cone 12 is inserted into the deep soil, the stability of the positioning rod 1 is improved until the four buffer columns 7 are all in contact with the ground, the rectangular cone 12 is completely inserted into the soil, the rocking handle 27 is stopped to rock, the positioning pin 28 is inserted into a positioning groove 29 to fix a circular plate 26, the circular plate 26 is prevented from being reversed, a box cover 30 is covered and locked through a safety lock 31, the operation by outsiders is avoided, and another positioning rod 1 is fixed in the same way, two persons can also operate to fix the two positioning rods 1 at the same time, and the fixing of the positioning rods 1 can be released only by reversely shaking the crank 27 during disassembly.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.