阅读说明：本技术 具有防破坏功能的不锈钢板给排水装置 (Stainless steel plate water supply and drainage device with anti-damage function ) 是由 黄聪 李帅 于 2020-12-11 设计创作，主要内容包括：本发明公开了具有防破坏功能的不锈钢板给排水装置,包括钢板防护机构和辅助调节机构,辅助调节机构安装在钢板防护机构上,当有人攀爬给排水管道时,攀爬到钢板防护机构位置并下拉第二弧型罩板时,第二弧型罩板沿着支撑导柱下移,并带动齿条杆下移,使得齿条杆带动齿轮逆时针转动,从而改变平放在罩壳组件上端的挡板体的角度,使得挡板体的上端抬起,挡板体与罩壳组件之间呈现一个钝角的结构,使得攀爬者不能够方便的着力于挡板体上,阻止攀爬者继续上爬,使得给排水管道的防攀爬效果更好,避免了因人为攀爬对给排水管道造成破坏的现象发生。(The invention discloses a stainless steel plate water supply and drainage device with a damage prevention function, which comprises a steel plate protection mechanism and an auxiliary adjusting mechanism, wherein the auxiliary adjusting mechanism is arranged on the steel plate protection mechanism, when a person climbs a water supply and drainage pipeline and climbs to the position of the steel plate protection mechanism and pulls down a second arc-shaped cover plate, the second arc-shaped cover plate moves downwards along a supporting guide pillar and drives a rack rod to move downwards, so that the rack rod drives a gear to rotate anticlockwise, the angle of a baffle body horizontally placed at the upper end of a housing component is changed, the upper end of the baffle body is lifted, an obtuse angle structure is formed between the baffle body and the housing component, a climber cannot conveniently exert force on the baffle body, the climber is prevented from continuously climbing, the climbing prevention effect of the water supply and drainage pipeline is better, and the phenomenon that the water supply and drainage pipeline is damaged due to artificial climbing is.)

1. Stainless steel plate plumbing installation with prevent destroying function, including steel sheet protection machanism (1) and supplementary adjustment mechanism (2), install on steel sheet protection machanism (1) its characterized in that supplementary adjustment mechanism (2): the steel plate protection mechanism (1) is provided with a housing component (11), an anti-climbing baffle component (12) and a fixed connecting rod piece (13), the anti-climbing baffle component (12) is fixedly installed at the upper end of the housing component (11), the fixed connecting rod piece (13) is fixedly welded at the upper end and the lower end of the housing component (11), and the auxiliary adjusting mechanism (2) is fixedly arranged on the housing component (11);

supplementary adjustment mechanism (2) are provided with supporting component (21), cover plate coupling assembling (22) and double-screw bolt adjusting part (23), supporting component (21) set up two sets ofly, equal fixed welding in cover plate subassembly (11) of two sets of supporting component (21), cover plate coupling assembling (22) movable mounting is on supporting component (21), and the upper end and the anti-creep baffle subassembly (12) meshing of cover plate coupling assembling (22) are connected, the upper end fixed welding of double-screw bolt adjusting part (23) is on cover plate coupling assembling (22), and run through the lower extreme of cover plate subassembly (11).

2. The stainless steel plate water supply and drainage apparatus having a breakage preventing function as claimed in claim 1, wherein: the housing component (11) is provided with a first arc-shaped housing plate (111) and two groups of reinforcing arc-shaped plates (112), and the two groups of reinforcing arc-shaped plates (112) are fixedly welded at the upper end and the lower end of the first arc-shaped housing plate (111) to form the whole housing component (11).

3. A stainless steel water supply and drainage apparatus having a breakage preventing function as claimed in claim 2, wherein: the reinforcing arc-shaped plate (112) is provided with a through hole (1121), and the through hole (1121) is arranged in the middle of the reinforcing arc-shaped plate (112) welded at the lower end of the first arc-shaped cover plate (111).

4. The stainless steel plate water supply and drainage apparatus having a breakage preventing function as claimed in claim 1, wherein: the anti-climbing baffle assembly (12) is provided with a baffle body (121), a rotating shaft rod piece (122) and fixed bearing blocks (123), the rotating shaft rod piece (122) is fixedly welded at one end of the baffle body (121) and is movably mounted on the fixed bearing blocks (123) through the rotating shaft rod piece (122), the fixed bearing blocks (123) are arranged in two groups, and the two groups of fixed bearing blocks (123) are movably mounted at two ends of the rotating shaft rod piece (122) and are fixedly welded at the upper end of the housing assembly (11).

5. The stainless steel plate water supply and drainage apparatus having a breakage preventing function as claimed in claim 4, wherein: the baffle body (121) is provided with a connecting straight plate end (1211) and a semicircular baffle end (1212), one end of the connecting straight plate end (1211) is fixedly provided with the semicircular baffle end (1212) to form the whole baffle body (121), and the other end of the connecting straight plate end (1211) is fixedly connected with the rotating shaft rod piece (122).

6. The stainless steel plate water supply and drainage apparatus having a breakage preventing function as claimed in claim 4, wherein: the rotating shaft rod piece (122) is provided with a fixed shaft column (1221) and gears (1222), the fixed shaft column (1221) is fixedly welded at one end of the baffle body (121), the gears (1222) are arranged in two groups, and the gears (1222) in the two groups are fixedly welded at two ends of the fixed shaft column (1221).

7. The stainless steel plate water supply and drainage apparatus having a breakage preventing function as claimed in claim 1, wherein: the supporting assembly (21) is provided with a supporting guide post (211) and a return spring (212), the supporting guide post (211) is fixedly welded on the housing assembly (11), the return spring (212) is movably sleeved on the supporting guide post (211), and the lower end of the return spring is fixedly welded on the housing assembly (11).

8. The stainless steel plate water supply and drainage apparatus having a breakage preventing function as claimed in claim 1, wherein: cover plate coupling assembling (22) are provided with second arc type cover plate (221), consolidate arc strip (222) and rack connection member (223), consolidate arc strip (222) and set up two sets ofly, and two sets ofly consolidate arc strip (222) fixed welding at the upper and lower both ends of second arc type cover plate (221), and rack connection member (223) sets up two sets ofly, and two sets ofly rack connection member (223) fixed welding is at the both ends of consolidating arc strip (222) of second arc type cover plate (221) upper end.

9. A stainless steel water supply and drainage apparatus having a breakage preventing function as claimed in claim 8, wherein: the rack connecting rod piece (223) is provided with a welding rod (2231) and a rack rod (2232), and the rack rod (2232) is fixedly and transversely welded at the lower end of the rack rod (2232) to form the whole rack connecting rod piece (223).

10. The stainless steel plate water supply and drainage apparatus having a breakage preventing function as claimed in claim 1, wherein: stud adjusting part (23) is provided with screw post (231), pull ring (232) and internal thread spacing ring (233), and fixed welding in the lower extreme of cover plate coupling assembling (22) of screw post (231), pull ring (232) fixed welding in the lower extreme of screw post (231), and internal thread spacing ring (233) screw thread is installed on screw post (231), and sets up the below at housing subassembly (11).

Technical Field

The invention relates to the technical field of water supply and drainage equipment, in particular to a stainless steel plate water supply and drainage device with a damage prevention function.

Background

The water supply and drainage science and engineering are one of the disciplines, and are called water supply and drainage for short. The water supply and drainage science and engineering generally refer to urban water supply systems and drainage systems (municipal water supply and drainage and building water supply and drainage), and are called water supply and drainage for short. Water supply and drainage engineering is researched to solve the problem of social circulation of water.

In city feed system, the installation of conduit is fixed mostly on the outer wall of building, drainage pipe also fixes on the building outer wall, the condition that the thief carries out the theft in getting into the house along the pipeline often can appear, and the protector that sets up on the traditional water supply and drainage pipeline, only can carry out safety protection to water supply and drainage pipeline, and can not play the effect of preventing climbing, and the tradition anti-climbing grid of fixing on water supply and drainage pipeline can be destroyed, the anti-climbing effect is relatively poor, make the climbing person cause destruction to water supply and drainage pipeline.

In view of the above problems, the present invention provides a stainless steel water supply and drainage device having a damage prevention function.

Disclosure of Invention

The invention aims to provide a stainless steel plate water supply and drainage device with an anti-damage function, which comprises a steel plate protection mechanism and an auxiliary adjusting mechanism, wherein the auxiliary adjusting mechanism is arranged on the steel plate protection mechanism, can protect a water supply and drainage pipeline, can play a role of anti-climbing, and avoids the phenomenon of damage to the water supply and drainage pipeline caused by climbing, thereby solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the stainless steel plate water supply and drainage device with the damage prevention function comprises a steel plate protection mechanism and an auxiliary adjusting mechanism, wherein the auxiliary adjusting mechanism is installed on the steel plate protection mechanism, the steel plate protection mechanism is provided with a housing component, an anti-climbing baffle component and a fixed connecting rod piece, the anti-climbing baffle component is fixedly installed at the upper end of the housing component, the fixed connecting rod piece is fixedly welded at the upper end and the lower end of the housing component, and the auxiliary adjusting mechanism is fixedly arranged on the housing component;

the auxiliary adjusting mechanism is provided with a supporting component, a cover plate connecting component and a stud adjusting component, the supporting component is provided with two groups, the two groups of supporting components are fixedly welded on the housing component, the cover plate connecting component is movably installed on the supporting component, the upper end of the cover plate connecting component is meshed with the anti-climbing baffle component and is connected with the anti-climbing baffle component, and the upper end of the stud adjusting component is fixedly welded on the cover plate connecting component and penetrates through the lower end of the housing component.

Furthermore, the housing component is provided with a first arc-shaped housing plate and two groups of reinforcing arc-shaped plates, and the two groups of reinforcing arc-shaped plates are fixedly welded at the upper end and the lower end of the first arc-shaped housing plate to form the whole housing component.

Furthermore, the reinforcing arc-shaped plate is provided with a through hole, and the through hole is arranged in the middle of the reinforcing arc-shaped plate welded at the lower end of the first arc-shaped cover plate.

Furthermore, the anti-climbing baffle assembly is provided with a baffle body, a rotating shaft rod piece and two groups of fixed bearing blocks, wherein the rotating shaft rod piece is fixedly welded at one end of the baffle body and is movably installed on the fixed bearing blocks through the rotating shaft rod piece, and the two groups of fixed bearing blocks are movably installed at two ends of the rotating shaft rod piece and are fixedly welded at the upper end of the housing assembly.

Furthermore, the baffle body is provided with a connecting straight plate end and a semicircular baffle end, one end of the connecting straight plate end is fixedly provided with the semicircular baffle end to form the baffle body whole, and the other end of the connecting straight plate end is fixedly connected with the rotating shaft rod piece.

Furthermore, the rotating shaft rod piece is provided with a fixed shaft column and two groups of gears, the fixed shaft column is fixedly welded at one end of the baffle body, and the two groups of gears are fixedly welded at two ends of the fixed shaft column.

Furthermore, the supporting assembly is provided with a supporting guide pillar and a return spring, the supporting guide pillar is fixedly welded on the housing assembly, the return spring is movably sleeved on the supporting guide pillar, and the lower end of the return spring is fixedly welded on the housing assembly.

Further, the cover plate connecting assembly is provided with a second arc-shaped cover plate, reinforcing arc bars and a rack connecting rod piece, the reinforcing arc bars are arranged in two groups, the two groups of reinforcing arc bars are fixedly welded at the upper end and the lower end of the second arc-shaped cover plate, the rack connecting rod piece is arranged in two groups, and the two groups of rack connecting rod pieces are fixedly welded at the two ends of the reinforcing arc bars at the upper end of the second arc-shaped cover plate.

Further, the rack connecting rod piece is provided with a welding rod and a rack rod, and the rack rod is fixedly and transversely welded at the lower end of the rack rod to form the whole rack connecting rod piece.

Furthermore, the stud adjusting assembly is provided with a threaded rod column, a pull ring and an internal thread limiting ring, the threaded rod column is fixedly welded at the lower end of the cover plate connecting assembly, the pull ring is fixedly welded at the lower end of the threaded rod column, and the internal thread limiting ring is installed on the threaded rod column in a threaded mode and is arranged below the housing assembly.

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

1. according to the stainless steel plate water supply and drainage device with the anti-damage function, the second arc-shaped cover plate is movably arranged on the support guide post fixedly welded on the cover shell assembly and is covered on the outer side of the first arc-shaped cover plate, so that the water supply and drainage pipeline arranged on the outer wall of a building can be effectively protected by the protective cover device made of the stainless steel plate, the protection strength is improved by the double-layer cover shell structure, and the artificial damage to the water supply and drainage pipeline is effectively prevented.

2. The invention provides a stainless steel plate water supply and drainage device with an anti-damage function, wherein two groups of rack connecting rod pieces are fixedly welded on a reinforcing arc strip arranged at the upper end of a cover plate connecting assembly and are meshed and connected with gears arranged at two ends of an anti-climbing baffle assembly arranged at the upper end of a cover shell assembly, when a person climbs a water supply and drainage pipeline, the second arc cover plate moves downwards along a supporting guide pillar and drives a rack rod to move downwards so that the rack rod drives a gear to rotate anticlockwise, thereby changing the angle of a baffle body horizontally arranged at the upper end of the cover shell assembly, lifting the upper end of the baffle body, and presenting an obtuse angle structure between the baffle body and the cover shell assembly, so that a climber cannot conveniently exert force on the baffle body, and the climber is prevented from continuously climbing, and the anti-climbing effect of the water supply and drainage pipeline is better, avoided taking place because of the artificial climbing phenomenon that causes the destruction to water supply and drainage pipeline, when the climbing person no longer pulls down the second arc type cover plate, reset spring resets the second arc type cover plate jack-up that makes progress, and the rack bar shifts up, and the rack bar drives the gear clockwise for the baffle body resumes initial state of keeping flat, can carry out the check to the object that falls into the high altitude more and keep off.

3. The invention provides a stainless steel plate water supply and drainage device with an anti-damage function, wherein a threaded rod column is fixedly welded at the lower end of a cover plate connecting assembly, a reinforcing arc-shaped plate which is provided with a through hole and is welded at the lower end of a first arc-shaped cover plate is penetrated, an internal thread limiting ring which is installed on the threaded rod column in a threaded mode is arranged below the reinforcing arc-shaped plate, when the angle of a baffle body needs to be adjusted manually, the threaded rod column can be pulled down through a pull ring, so that a second arc-shaped cover plate moves downwards, a rack rod drives a gear to rotate anticlockwise, the angle of the baffle body which is horizontally arranged at the upper end of a cover plate assembly is changed, the internal thread limiting ring is screwed below the reinforcing arc-shaped plate to be limited, the angle of the baffle body is fixed, and the initial installation angle of the baffle.

Drawings

FIG. 1 is a schematic view showing the overall structure of a stainless steel plate water supply and drainage apparatus having a damage prevention function according to the present invention;

FIG. 2 is a schematic structural view of a steel plate protection mechanism of a stainless steel plate water supply and drainage device with a damage prevention function according to the present invention;

FIG. 3 is a schematic structural view of a cover assembly of the stainless steel water supply and drainage device with a damage prevention function according to the present invention;

FIG. 4 is a schematic structural view of an anti-creep baffle assembly of a stainless steel water supply and drainage apparatus having an anti-damage function according to the present invention;

FIG. 5 is a schematic view of an auxiliary adjusting mechanism of the stainless steel plate water supply and drainage device with a damage prevention function according to the present invention;

FIG. 6 is a schematic view of the connection structure of the cover plate connection assembly and the stud adjustment assembly of the stainless steel plate water supply and drainage device with a breakage prevention function according to the present invention.

In the figure: 1. a steel plate protection mechanism; 11. a housing assembly; 111. a first arc type cover plate; 112. reinforcing the arc-shaped plate; 1121. a through hole; 12. an anti-creep baffle assembly; 121. a baffle body; 1211. connecting the straight plate ends; 1212. a semi-circular baffle end; 122. rotating the shaft member; 1221. fixing the shaft column; 1222. a gear; 123. fixing the bearing block; 13. a fixed link member; 2. an auxiliary adjustment mechanism; 21. a support assembly; 211. supporting the guide post; 212. a return spring; 22. a cover plate connecting assembly; 221. a second arc type cover plate; 222. reinforcing the arc strips; 223. the rack is connected with the rod piece; 2231. welding a rod; 2232. a rack bar; 23. a stud adjustment assembly; 231. a threaded post; 232. a pull ring; 233. an internal thread limiting ring.

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.

Referring to fig. 1, the stainless steel plate water supply and drainage device with a damage prevention function includes a steel plate protection mechanism 1 and an auxiliary adjustment mechanism 2, wherein the auxiliary adjustment mechanism 2 is installed on the steel plate protection mechanism 1.

Referring to fig. 2, the steel plate protection mechanism 1 is provided with a housing component 11, an anti-climbing baffle component 12 and a fixed connecting rod component 13, the anti-climbing baffle component 12 is fixedly installed at the upper end of the housing component 11, the fixed connecting rod component 13 is fixedly welded at the upper end and the lower end of the housing component 11, an auxiliary adjusting mechanism 2 is fixedly arranged on the housing component 11, a second arc-shaped housing plate 221 is movably installed on a support guide pillar 211 fixedly welded on the housing component 11 and is covered outside a first arc-shaped housing plate 111, so that the protection cover device made of stainless steel plates can effectively protect a water supply and drainage pipeline installed on the outer wall of a building, the double-layer housing structure improves the protection strength, and the artificial damage to the water supply and drainage pipeline is effectively prevented.

Referring to fig. 3, the housing assembly 11 is provided with a first arc-shaped housing plate 111 and a reinforcing arc-shaped plate 112, two groups of reinforcing arc-shaped plates 112 are provided, the two groups of reinforcing arc-shaped plates 112 are fixedly welded to the upper and lower ends of the first arc-shaped housing plate 111 to form the whole housing assembly 11, the reinforcing arc-shaped plates 112 are provided with through holes 1121, and the through holes 1121 are formed in the middle of the reinforcing arc-shaped plates 112 welded to the lower end of the first arc-shaped housing plate 111.

Referring to fig. 4, the anti-climbing baffle assembly 12 is provided with a baffle body 121, a rotating shaft rod 122 and two fixed bearing blocks 123, one end of the baffle body 121 is fixedly welded with the rotating shaft rod 122 and is movably mounted on the fixed bearing blocks 123 through the rotating shaft rod 122, the fixed bearing blocks 123 are provided in two groups, the two groups of fixed bearing blocks 123 are movably mounted at two ends of the rotating shaft rod 122 and are fixedly welded at the upper end of the housing assembly 11, the baffle body 121 is provided with a connecting straight plate end 1211 and a semicircular baffle end 1212, one end of the connecting straight plate end 1211 is fixedly provided with the semicircular baffle end 1212 to form the whole baffle body 121, the other end of the connecting straight plate end 1211 is fixedly connected with the rotating shaft rod 122, the rotating shaft rod 122 is provided with a fixed shaft column 1221 and a gear 1222, the fixed shaft column 1221 is fixedly welded at one end of the baffle body 121, the gear 1222 is provided in two groups, the two groups, two groups of rack connecting rods 223 are fixedly welded on the reinforcing arc-shaped strips 222 arranged at the upper end of the cover plate connecting assembly 22 and are meshed and connected with the gears 1222 arranged at the two ends of the anti-climbing baffle assembly 12 arranged at the upper end of the cover plate assembly 11, when a person climbs the water supply and drainage pipeline and climbs to the position of the steel plate protection mechanism 1 and pulls down the second arc-shaped cover plate 221, the second arc-shaped cover plate 221 moves downwards along the supporting guide post 211 and drives the rack rod 2232 to move downwards, so that the rack rod 2232 drives the gear 1222 to rotate anticlockwise, the angle of the baffle body 121 arranged at the upper end of the cover plate assembly 11 is changed, the upper end of the baffle body 121 is lifted, an obtuse-angle structure is formed between the baffle body 121 and the cover plate assembly 11, the climber cannot conveniently attach to the baffle body 121, the climber is prevented from continuing to climb, the anti-climbing effect of the water supply and drainage pipeline is better, and the phenomenon that the drainage pipeline, when the climber does not pull down the second arc-shaped cover plate 221 any more, the return spring 212 is reset to jack the second arc-shaped cover plate 221 upwards, the rack rod 2232 moves upwards, and the rack rod 2232 drives the gear 1222 to rotate clockwise, so that the baffle body 121 recovers the initial flat state, and the high-altitude falling object can be blocked.

Referring to fig. 5, the auxiliary adjusting mechanism 2 is provided with two groups of supporting assemblies 21, a cover plate connecting assembly 22 and a stud adjusting assembly 23, the two groups of supporting assemblies 21 are fixedly welded on the housing assembly 11, the cover plate connecting assembly 22 is movably mounted on the supporting assemblies 21, the upper end of the cover plate connecting assembly 22 is engaged with the anti-climbing baffle assembly 12, and the upper end of the stud adjusting assembly 23 is fixedly welded on the cover plate connecting assembly 22 and penetrates through the lower end of the housing assembly 11.

The supporting component 21 is provided with a supporting guide post 211 and a return spring 212, the supporting guide post 211 is fixedly welded on the housing component 11, the return spring 212 is movably sleeved on the supporting guide post 211, and the lower end of the return spring is fixedly welded on the housing component 11.

Referring to fig. 6, the cover plate connection assembly 22 is provided with a second arc-shaped cover plate 221, reinforcing arc bars 222 and rack connection bars 223, the reinforcing arc bars 222 are provided in two groups, the two groups of reinforcing arc bars 222 are fixedly welded at the upper and lower ends of the second arc-shaped cover plate 221, the rack connection bars 223 are provided in two groups, the two groups of rack connection bars 223 are fixedly welded at the two ends of the reinforcing arc bars 222 at the upper end of the second arc-shaped cover plate 221, the rack connection bars 223 are provided with a welding rod 2231 and a rack rod 2232, and the rack rod 2232 is fixedly and transversely welded at the lower end of the rack rod 2232 to form the rack connection bars 223.

The stud adjusting assembly 23 is provided with a threaded rod 231, a pull ring 232 and an internal thread limit ring 233, the threaded rod 231 is fixedly welded at the lower end of the shield plate connecting assembly 22, the pull ring 232 is fixedly welded at the lower end of the threaded rod 231, the internal thread limit ring 233 is installed on the threaded rod 231 in a threaded manner and is arranged below the housing assembly 11, the threaded rod 231 is fixedly welded at the lower end of the shield plate connecting assembly 22 and penetrates through the reinforcing arc-shaped plate 112 which is welded at the lower end of the first arc-shaped shield plate 111 and is provided with a through hole 1121, the internal thread limit ring 233 which is installed on the threaded rod 231 in a threaded manner is arranged below the reinforcing arc-shaped plate 112, when the angle of the baffle plate body 121 needs to be adjusted manually, the threaded rod 231 can be pulled down by the pull ring 232, so that the second arc-shaped shield plate 221 moves downwards, and the rack rod 2232 drives the gear 1222 to rotate anticlockwise, thereby, the internal thread limiting ring 233 is screwed to the lower part of the reinforcing arc-shaped plate 112 to limit the grid, so that the angle of the baffle body 121 is fixed, and the initial installation angle of the baffle body 121 can be adjusted through the structure.

In summary, the following steps: the invention provides a stainless steel plate water supply and drainage device with a damage prevention function, which comprises a steel plate protection mechanism 1 and an auxiliary adjusting mechanism 2, wherein the auxiliary adjusting mechanism 2 is arranged on the steel plate protection mechanism 1, a second arc-shaped cover plate 221 is movably arranged on a support guide pillar 211 fixedly welded on a cover shell component 11 and is covered on the outer side of a first arc-shaped cover plate 111, so that the protective cover device made of stainless steel plate materials can effectively protect a water supply and drainage pipeline arranged on the outer wall of a building, the double-layer cover shell structure improves the protection strength and effectively prevents artificial damage to the water supply and drainage pipeline; two groups of rack connecting rods 223 are fixedly welded on the reinforcing arc-shaped strips 222 arranged at the upper end of the cover plate connecting assembly 22 and are meshed and connected with the gears 1222 arranged at the two ends of the anti-climbing baffle assembly 12 arranged at the upper end of the cover plate assembly 11, when a person climbs the water supply and drainage pipeline and climbs to the position of the steel plate protection mechanism 1 and pulls down the second arc-shaped cover plate 221, the second arc-shaped cover plate 221 moves downwards along the supporting guide post 211 and drives the rack rod 2232 to move downwards, so that the rack rod 2232 drives the gear 1222 to rotate anticlockwise, the angle of the baffle body 121 arranged at the upper end of the cover plate assembly 11 is changed, the upper end of the baffle body 121 is lifted, an obtuse-angle structure is formed between the baffle body 121 and the cover plate assembly 11, the climber cannot conveniently attach to the baffle body 121, the climber is prevented from continuing to climb, the anti-climbing effect of the water supply and drainage pipeline is better, and the phenomenon that the drainage pipeline, when the climber does not pull down the second arc-shaped cover plate 221 any more, the return spring 212 is reset to jack the second arc-shaped cover plate 221 upwards, the rack rod 2232 moves upwards, and the rack rod 2232 drives the gear 1222 to rotate clockwise, so that the baffle body 121 recovers the initial flat state, and the high-altitude falling object can be blocked; the threaded rod column 231 is fixedly welded at the lower end of the cover plate connecting assembly 22, the reinforcing arc-shaped plate 112 provided with the through hole 1121 and penetrating through the lower end of the first arc-shaped cover plate 111 for welding, the internal thread limiting ring 233 which is installed on the threaded rod column 231 in a threaded manner is arranged below the reinforcing arc-shaped plate 112, when the angle of the baffle body 121 needs to be manually adjusted, the threaded rod column 231 is pulled down through the pull ring 232, so that the second arc-shaped cover plate 221 moves downwards, the rack rod 2232 drives the gear 1222 to rotate anticlockwise, the angle of the baffle body 121 which is horizontally arranged at the upper end of the housing assembly 11 is changed, the internal thread limiting ring 233 is screwed below the reinforcing arc-shaped plate 112 for limiting and blocking, the angle of the baffle body 121 is fixed, and the initial installation angle of the baffle body 121 can be adjusted through the structure.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.