Safety protection device for construction of inclined roof

Abstract

The present application relates to a kind of inclined roof construction safety protection device, including multiple protection components and guardrail strip, multiple the protection components are sequentially spaced arrangement, and adjacent two protection components are connected and fixed by guardrail strip;Protection component includes protection shell, bottom plate and adjusting plate, one end of bottom plate is vertically fixedly connected with one end of the protection shell, adjusting plate is installed on bottom plate and can extend or retract along the length direction of the bottom plate;The side of protection shell away from bottom plate is equipped with locating plate, the locating plate is spaced apart with the side of the protection shell away from the bottom plate, locating block is connected on the locating plate by fastening bolt, and the locating block is located between the locating plate and the protection shell;The protection shell between adjacent two protection components is connected and fixed by guardrail strip.The inclined roof construction personnel of the inclined roof is protected by abutting locating and the cooperation of several guardrail strip and protection shell, needs to be embedded into fixed part in advance, and it is convenient to disassemble.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of construction safety protection devices, in particular to a kind of inclined roof construction safety protection device. BACKGROUND

[0002] In the construction process, usually adopt guardrail to protect the personal safety of construction personnel, to ensure safe construction, reduce security risks.However, the conventional guardrail in the prior art has a unified specification standard, and in the process of high-rise building inclined roof construction waterproofing or roofing tile, due to the particularity of building structure modeling, it is often not possible to erect a conventional effective guardrail, therefore, the construction personnel lack effective safety protection, there is a security risk.

[0003] When pouring inclined roof wall, it is necessary to pre-bury embedded parts in the structure layer of the inner side of the gutter, so that the frame base of the inclined roof construction safety protection device is welded and fixed with the embedded parts, and the pre-burying embedded parts leads to complicated construction when pouring the gutter, and is inconvenient to disassemble and assemble, in order to facilitate the installation of the protection device in the gutter of different sizes to protect the personnel during construction, we propose a kind of inclined roof construction safety protection device. SUMMARY

[0004] The present application provides a kind of inclined roof construction safety protection device to solve one or several technical problems existing in the prior art.

[0005] The technical scheme for solving the above technical problems is as follows: a kind of inclined roof construction safety protection device, comprising a plurality of protection components and guardrail strip, a plurality of the protection components are sequentially arranged at intervals, and adjacent two protection components are connected and fixed by guardrail strip;

[0006] The protection component includes protection shell, bottom plate and adjusting plate, one end of the bottom plate is vertically fixedly connected with one end of the protection shell, and the adjusting plate is installed on the bottom plate and can be extended or retracted along the length direction of the bottom plate;The side of the protection shell away from the bottom plate is provided with a positioning plate, the positioning plate is arranged at an interval on the side of the protection shell away from the bottom plate, a positioning block is connected to the positioning plate by a fastening bolt, and the positioning block is located between the positioning plate and the protection shell;

[0007] Adjacent two protection components are connected and fixed by guardrail strip between the protection shell.

[0008] The beneficial effects of the present application are: the inclined roof construction safety protection device of the present application adjusts the length of the adjusting plate by setting the bottom plate and the adjusting plate, makes the free end of the adjusting plate abut against the inside of the outer edge of the gutter, and makes the protection shell abut against the other inside of the outer edge of the gutter, then fixes the protection assembly, and then installs the guardrail strip plate between adjacent protection shells, and then protects the inclined roof construction personnel through the cooperation of the guardrail strip plate and the protection shell, and the protection device is positioned by abutting, so that the fixed part does not need to be pre-buried, and the protection device is convenient to disassemble and assemble.

[0009] Based on the above technical solutions, the present application can also be improved as follows.

[0010] Further, the bottom plate is provided with a sliding groove extending along the length direction of the bottom plate, and a part of the adjusting plate is slidably arranged in the sliding groove, and another part of the adjusting plate extends from the free end of the bottom plate.

[0011] The sliding groove is further provided with a first lead screw, one end of the first lead screw is rotatably connected to the end of the sliding groove close to the protection shell, and the other end of the first lead screw is threadedly connected to one end of the adjusting plate in the sliding groove.

[0012] The beneficial effects of the above further scheme are: the sliding groove is provided, and the adjusting plate is conveniently slid along the length direction of the bottom plate.

[0013] Further, the bottom plate is further rotatably connected with a first hand wheel, the free end of the first hand wheel is provided with a driving bevel gear, the first lead screw is fixedly provided with a driven bevel gear, and the driving bevel gear is engaged with the driven bevel gear.

[0014] The sliding groove is a groove structure with one side opening and four closed sides, a reverse U-shaped support frame is arranged above the end of the sliding groove close to the protection shell, and the first hand wheel is rotatably connected to the reverse U-shaped support frame.

[0015] The beneficial effects of the above further scheme are: the cooperation of the two bevel gears can realize the driving of the first lead screw, and the reverse U-shaped support frame is convenient for assembling the first hand wheel.

[0016] Further, the free end of the part of the adjusting plate outside the bottom plate is provided with an abutting plate, the abutting plate is arranged perpendicularly to the adjusting plate, and the abutting plate is located on the same side of the bottom plate as the protection shell.

[0017] The beneficial effects of the above further scheme are: the abutting plate is provided, which is convenient for abutting and positioning the free end of the adjusting plate and the inner side of the gutter eave outer edge.

[0018] Further, a fastening bolt is arranged vertically through the positioning plate, and an end of the fastening bolt away from the positioning block is connected with a second hand wheel.

[0019] Further, the protective shell is a hollow structure, a long-strip-shaped opening is arranged below a side of the protective shell away from the bottom plate, a second lead screw is rotatably arranged in the hollow structure of the protective shell, the second lead screw extends along the length direction of the protective shell and partially exposes from the long-strip-shaped opening, and an upper end of the second lead screw penetrates through an upper end of the protective shell and is connected with a third hand wheel.

[0020] A sliding block is arranged on the second lead screw, a connecting plate is connected to the sliding block, the connecting plate is arranged perpendicularly to the protective shell and located outside the long-strip-shaped opening, the positioning plate is arranged in parallel to the side of the protective shell away from the bottom plate, and an upper end of the positioning plate is fixedly connected to a free end of the connecting plate.

[0021] The beneficial effect of the above further scheme is that the third hand wheel is rotated to move the connecting plate and the positioning plate downward, then the second hand wheel is rotated to make the positioning block abut against the outer wall of the outer edge of the gutter, thereby improving the positioning effect of the protective device.

[0022] Further, a rotating shell is hingedly connected to the side of the protective shell away from the bottom plate, one end of the rotating shell is hingedly connected to the protective shell above the long-strip-shaped opening, a telescopic plate is slidably arranged in the rotating shell, and an upper end of the telescopic plate is located in the rotating shell and a lower end of the telescopic plate is hingedly connected to the connecting plate.

[0023] Further, one end of the rotating shell is hingedly connected to the protective shell above the long-strip-shaped opening through a first hinge shaft, the lower end of the telescopic plate is hingedly connected to the connecting plate through a second hinge shaft, and the first hinge shaft and the second hinge shaft are arranged perpendicularly to the second lead screw.

[0024] Further, a positioning bolt rod is arranged through one end of the telescopic plate located in the rotating shell, the positioning bolt rod is arranged perpendicularly to the second lead screw, long-strip-shaped sliding openings are arranged on both sides of the rotating shell and extend along the length direction of the rotating shell, the positioning bolt rod penetrates through the long-strip-shaped sliding openings on both sides of the rotating shell at both ends and can move up and down along the long-strip-shaped sliding openings, and positioning nuts are threadedly connected to both ends of the positioning bolt rod.

[0025] The beneficial effect of the above further scheme is that the telescopic plate is pulled to move up and down inside the rotating shell when the sliding block moves up and down, the positioning nut is locked after the position of the connecting plate is determined, the positioning nut is screwed on the rotating shell, and the rotating shell and the telescopic plate can support the device to improve the support strength.

[0026] Further, the two sides of the protective shell are respectively provided with a plurality of connecting lugs, the plurality of connecting lugs are sequentially and spacedly arranged along the length direction of the protective shell, and the connecting lugs are arranged perpendicularly to the bottom plate; the two ends of the guardrail strip plate are respectively provided with connecting sockets, and the connecting sockets are adaptively connected with the connecting lugs.

[0027] The two connecting lugs arranged oppositely between two adjacent protective shells are connected and fixed by the guardrail strip plate.

[0028] The beneficial effect of the further scheme is that the connecting lugs and the guardrail strip plate cooperate to realize stable connection and fixation between adjacent protective shells. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a structural schematic view of the present application installed on the eave gutter outer edge of the roof;

[0030] Figure 2 It is a three-dimensional structural schematic view of the present application; Figure 1

[0031] Figure 3 It is a three-dimensional structural schematic view of the present application; Figure 2

[0032] Figure 4 It is an enlarged structural schematic view of part A in the present application; Figure 3

[0033] Figure 5 It is a three-dimensional structural schematic view of the present application;

[0034] In the drawings, the components represented by each reference numeral are listed as follows:

[0035] 1, roof; 2, eave gutter outer edge; 3, protective assembly; 4, protective shell; 5, third hand wheel; 6, connecting lug; 7, sliding block; 8, rotating shell; 9, telescopic plate; 10, second lead screw; 11, positioning plate; 12, second hand wheel; 13, positioning block; 14, first lead screw; 15, bottom plate; 16, adjusting plate; 17, abutting plate; 18, positioning bolt rod; 19, guardrail strip plate; 20, connecting socket; 21, first hand wheel; 22, inverted U-shaped support frame; 23, connecting plate; 24, fastening bolt. DETAILED DESCRIPTION

[0036] The principles and features of the present application are described below in conjunction with the drawings, and the examples are only used to explain the present application and are not used to limit the scope of the present application.

[0037] As Figures 1-5 ​​​As shown in the drawings, the safety protection device for the inclined roof construction of the embodiment comprises a plurality of protection assemblies 3 and guardrail slats 19, the plurality of protection assemblies 3 are arranged in sequence and at intervals, and two adjacent protection assemblies 3 are connected and fixed by the guardrail slats 19; the protection assembly 3 comprises a protection shell 4, a bottom plate 15 and an adjusting plate 16, one end of the bottom plate 15 is fixedly connected with one end of the protection shell 4 perpendicularly, and the adjusting plate 16 is installed on the bottom plate 15 and can extend or retract along the length direction of the bottom plate 15; one side of the protection shell 4 away from the bottom plate 15 is provided with a positioning plate 11, the positioning plate 11 is arranged at intervals on the side of the protection shell 4 away from the bottom plate 15, a positioning block 13 is connected with the positioning plate 11 by a fastening bolt 24, and the positioning block 13 is located between the positioning plate 11 and the protection shell 4; the protection shells 4 of two adjacent protection assemblies 3 are connected and fixed by the guardrail slats 19. In use, the bottom plate 15 is prevented on the inner bottom of the eaves gutter outer edge 2, then the length of the adjusting plate 16 is adjusted, the free end of the adjusting plate 16 is abutted against the inner side of the eaves gutter outer edge 2, the protection shell 4 is abutted against the other inner side of the eaves gutter outer edge 2, the protection assembly 3 is then abutted and fixed, and then the guardrail slats 19 are installed between the adjacent protection shells 4, so that the safety protection of the construction personnel on the inclined roof 1 is realized by the cooperation of the guardrail slats 19 and the protection shells 4, and the protection device is abutted and positioned, so that the fixed parts need not be embedded in advance, and the protection device is convenient to disassemble and assemble.

[0038] As shown in the drawings, Figure 2 and Figure 3 As shown in the drawings, the bottom plate 15 of the embodiment is provided with a sliding groove extending along the length direction of the bottom plate 15, a part of the adjusting plate 16 is slidably arranged in the sliding groove, and the other part of the adjusting plate 16 extends from the free end of the bottom plate 15; a first lead screw 14 is further arranged in the sliding groove, one end of the first lead screw 14 is rotatably connected with the end of the sliding groove close to the protection shell 4, and the other end of the first lead screw 14 is threadedly connected with one end of the adjusting plate 16 in the sliding groove. By arranging the sliding groove, the adjusting plate is facilitated to slide along the length direction of the bottom plate.

[0039] As shown in the drawings, Figure 3 and Figure 4 As shown in the drawings, the bottom plate 15 of the embodiment is further rotatably connected with a first hand wheel 21, the free end of the first hand wheel 21 is provided with a driving bevel gear, a driven bevel gear is fixed on the first lead screw 14, and the driving bevel gear is engaged with the driven bevel gear; the sliding groove is a groove structure with one side opening and four sides closed, a reverse U-shaped support frame 22 is arranged above the end of the sliding groove close to the protection shell 4, and the first hand wheel 21 is rotatably connected with the reverse U-shaped support frame 22. By the cooperation of the two bevel gears, the driving of the first lead screw can be realized. The reverse U-shaped support frame is arranged to facilitate the assembly of the first hand wheel.

[0040] As Figures 1-3 shown, the adjusting plate 16 of the embodiment is provided with a abutting plate 17 at the free end of the part outside the bottom plate 15, the abutting plate 17 is arranged perpendicularly to the adjusting plate 16, and the abutting plate 17 is located at the same side of the bottom plate 15 as the protective shell 4. The abutting plate is arranged to facilitate the abutting positioning of the free end of the adjusting plate and the inner side of the outer edge of the gutter eave. By rotating the first hand wheel 21, the first hand wheel 21 will drive the driving bevel gear to rotate, and since the driven bevel gear is engaged with the driving bevel gear, the first lead screw 14 is driven to rotate, and since the first lead screw 14 is threaded through the inner threaded cylinder (a strip-shaped plate that can fix the inner threaded cylinder in the sliding groove), the adjusting plate 16 is driven to move, and when the adjusting plate 16 moves, the abutting plate 17 can abut against the eave gutter outer edge 2.

[0041] As Figure 2 shown, the fastening bolt 24 of the embodiment is arranged perpendicularly through the positioning plate 11, and the end of the fastening bolt 24 away from the positioning block 13 is connected with the second hand wheel 12.

[0042] As Figure 2 and Figure 3 shown, the protective shell 4 of the embodiment is a hollow structure, the side of the protective shell 4 away from the bottom plate 15 is provided with a long strip-shaped opening, and the hollow structure of the protective shell 4 is rotatably provided with a second lead screw 10, which extends along the length direction of the protective shell 4 and partially exposes from the long strip-shaped opening. Figure 2 and Figure 3 shown, the second lead screw 10 of the embodiment is provided with a sliding block 7, the sliding block 7 is connected with a connecting plate 23, the connecting plate 23 is arranged perpendicularly to the protective shell 4 and located outside the long strip-shaped opening, the positioning plate 11 is arranged in parallel to the side of the protective shell 4 away from the bottom plate 15, and the upper end of the positioning plate 11 is fixedly connected with the free end of the connecting plate 23. Rotate the third hand wheel to make the connecting plate and the positioning plate move downward, then rotate the second hand wheel to make the positioning block abut against the outer wall of the eave gutter outer edge 2, thereby improving the positioning effect of the protective device.

[0043] As Figure 2 shown, the side of the protective shell 4 of the embodiment away from the bottom plate 15 is hingedly connected with a rotating shell 8, one end of the rotating shell 8 is hingedly connected to the protective shell 4 above the long strip-shaped opening, and the rotating shell 8 is slidably assembled with an expansion plate 9, the upper end of the expansion plate 9 is located in the rotating shell 8, and the lower end of the expansion plate 9 is hingedly connected to the connecting plate 23.

[0044] As Figure 2 and Figure 3As shown in the drawings, the rotating shell 8 of the embodiment is hinged to the protective shell 4 above the long strip-shaped opening through a first hinge shaft, and the lower end of the telescopic plate 9 is hinged to the connecting plate 23 through a second hinge shaft, and the first hinge shaft and the second hinge shaft are both arranged perpendicularly to the second lead screw 10.

[0045] As shown in the drawings, Figure 2 As shown in the drawings, the telescopic plate 9 of the embodiment is provided with a positioning bolt rod 18 at one end inside the rotating shell 8, and the positioning bolt rod 18 is arranged perpendicularly to the second lead screw 10; both sides of the rotating shell 8 are respectively provided with long strip-shaped sliding openings, which are arranged along the length direction of the rotating shell 8, and the ends of the positioning bolt rod 18 are arranged to pass through the long strip-shaped sliding openings on both sides of the rotating shell 8 and can move up and down along the long strip-shaped sliding openings, and both ends of the positioning bolt rod 18 are respectively threadedly connected with positioning nuts. When the sliding block moves up and down, the telescopic plate will be pulled to move up and down inside the rotating shell, and after the position of the connecting plate is determined, the positioning nuts are locked to make the positioning nuts be screwed on the rotating shell, so that the device can be supported through the rotating shell and the telescopic plate, and the supporting strength is improved.

[0046] As shown in the drawings, Figures 1-3 As shown in the drawings, both sides of the protective shell 4 of the embodiment are respectively provided with a plurality of connecting ear plates 6, and the connecting ear plates 6 are arranged in sequence and at intervals along the length direction of the protective shell 4, and the connecting ear plates 6 are arranged perpendicularly to the bottom plate 15; both ends of the guardrail strip plate 19 are respectively provided with connecting sockets 20, and the connecting sockets 20 are adaptively connected with the connecting ear plates 6; two connecting ear plates 6 arranged oppositely between adjacent two protective shells 4 are connected and fixed through the guardrail strip plate 19. The connecting ear plates and the guardrail strip plates cooperate to realize stable connection and fixation between adjacent protective shells.

[0047] The working principle of the inclined roof construction safety protection device of the embodiment is as follows: when in use, the bottom plate 15 is prevented from being on the inner bottom of the eaves gutter outer edge 2, then the first hand wheel 21 is rotated, the rotation of the first hand wheel 21 drives the driving bevel gear to rotate, the driven bevel gear meshes with the driving bevel gear, thereby driving the first lead screw 14 to rotate, the first lead screw 14 is threaded through the inner threaded cylinder, thereby driving the adjusting plate 16 to move, the movement of the adjusting plate 16 can make the abutting plate 17 abut against the eaves gutter outer edge 2, and the protection shell 4 abuts against the other side of the inner part of the eaves gutter outer edge 2, thereby fixing the protection assembly 3, then the third hand wheel 5 is rotated, the positioning plate 11 moves downward, then the second hand wheel 12 is rotated, the positioning block 13 abuts against the outer wall of the eaves gutter outer edge 2, thereby improving the positioning effect of the protection device, when the slider 7 moves up and down, the extension plate 9 is pulled to move up and down along the inner part of the rotating shell 8, when the position of the positioning plate 11 is determined, the positioning nut is locked, the positioning nut is screwed on the rotating shell 8, thereby supporting the device through the rotating shell 8 and the extension plate 9, improving the support strength, finally the guardrail strip plate 19 is clamped on the connecting lug plate 6, and the connecting lug plate 6 and the guardrail strip plate 19 are locked through the fixing bolt, thereby protecting the workers on the inclined roof 1 through the cooperation of the protection shell 4 and the guardrail strip plate 19, and the protection device is fixed through abutting positioning, avoiding the need to pre-bury a fixing member, and being convenient to disassemble and assemble.

[0048] The inclined roof construction safety protection device of the embodiment adjusts the length of the adjusting plate through the cooperation of the bottom plate and the adjusting plate, makes the free end of the adjusting plate abut against one side of the inner part of the eaves gutter outer edge 2, and makes the protection shell abut against the other side of the inner part of the eaves gutter outer edge 2 beside the roof 1, thereby fixing the protection assembly, then the guardrail strip plate is installed between adjacent protection shells, thereby protecting the workers on the inclined roof through the cooperation of the guardrail strip plate and the protection shell, and the protection device is fixed through abutting positioning, avoiding the need to pre-bury a fixing member, and being convenient to disassemble and assemble.

[0049] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0050] In addition, the terms "first", "second", etc. are used only for the purpose of description and do not imply or imply relative importance or imply the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise explicitly specified.

[0051] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0052] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0053] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms is not necessarily for the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or features of different embodiments or examples described in the present application without contradiction.

[0054] Although the embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and cannot be construed as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above embodiments within the scope of the present application.

Claims

1. A safety protection device for construction on sloping roofs, characterized in that, It includes multiple protective components and guardrail panels, with the multiple protective components arranged sequentially at intervals, and adjacent protective components connected and fixed by guardrail panels; The protective assembly includes a protective shell, a base plate, and an adjusting plate. One end of the base plate is perpendicularly fixed to one end of the protective shell. The adjusting plate is mounted on the base plate and can extend or retract along the length of the base plate. A positioning plate is provided on the side of the protective shell away from the base plate. The positioning plate is spaced apart from the side of the protective shell away from the base plate. A positioning block is connected to the positioning plate by fastening bolts. The positioning block is located between the positioning plate and the protective shell. The protective shells of two adjacent protective components are connected and fixed together by guardrail strips; The adjusting plate has a clamping plate at its free end located outside the base plate. The clamping plate is arranged perpendicularly to the adjusting plate and is located on the same side of the base plate as the protective shell. The fastening bolt is vertically inserted through the positioning plate, and a second handwheel is connected to the end of the fastening bolt away from the positioning block; The protective shell has a hollow structure. A long strip opening is provided on the side of the protective shell away from the bottom plate. A second lead screw is rotatably installed inside the hollow structure of the protective shell. The second lead screw extends along the length of the protective shell and is partially exposed from the long strip opening. The upper end of the second lead screw passes through the upper end of the protective shell and is connected to a third handwheel. The second lead screw is provided with a slider, and a connecting plate is connected to the slider. The connecting plate is arranged perpendicularly to the protective shell and located outside the elongated opening. The positioning plate is arranged parallel to the side of the protective shell away from the bottom plate. The upper end of the positioning plate is perpendicularly and fixedly connected to the free end of the connecting plate. A rotating shell is hinged to the side of the protective shell away from the bottom plate. One end of the rotating shell is hinged to the protective shell above the elongated opening. A telescopic plate is slidably assembled inside the rotating shell. The upper end of the telescopic plate is located inside the rotating shell, and the lower end of the telescopic plate is hinged to the connecting plate. One end of the rotating shell is hinged to the protective shell above the elongated opening via a first hinge shaft, and the lower end of the telescopic plate is hinged to the connecting plate via a second hinge shaft. Both the first and second hinge shafts are arranged perpendicular to the second lead screw.

2. The safety protection device for sloping roof construction according to claim 1, characterized in that, The base plate is provided with a sliding groove extending along its own length direction, a part of the adjusting plate is slidably disposed in the sliding groove, and the other part of the adjusting plate extends out from the free end of the base plate; The slide groove is also provided with a first lead screw. One end of the first lead screw is rotatably connected to the end of the slide groove near the protective shell, and the other end of the first lead screw is threadedly connected to the end of the adjusting plate located in the slide groove.

3. The safety protection device for sloping roof construction according to claim 2, characterized in that, A first handwheel is rotatably connected to the base plate. The free end of the first handwheel is provided with a driving bevel gear, and a driven bevel gear is fixed on the first lead screw. The driving bevel gear meshes with the driven bevel gear. The chute is a groove structure with one side open and the four sides closed. An inverted U-shaped support frame is mounted above the end of the chute near the protective shell, and the first handwheel is rotatably connected to the inverted U-shaped support frame.

4. The safety protection device for sloping roof construction according to claim 1, characterized in that, The telescopic plate is provided with a positioning bolt rod through one end inside the rotating shell, and the positioning bolt rod is arranged perpendicular to the second lead screw; the two sides of the rotating shell are respectively provided with elongated sliding openings, which extend along the length of the rotating shell; the two ends of the positioning bolt rod pass through the elongated sliding openings on both sides of the rotating shell and can move up and down along the elongated sliding openings; the two ends of the positioning bolt rod are also threaded with positioning nuts.

5. The safety protection device for sloping roof construction according to claim 1, characterized in that, The protective shell has multiple connecting lugs on both sides, and the multiple connecting lugs are arranged sequentially at intervals along the length of the protective shell. The connecting lugs are arranged perpendicular to the bottom plate. The guardrail strip has connecting slots at both ends, and the connecting slots are adapted to connect with the connecting lugs. The two connecting lugs of two adjacent protective shells are connected and fixed by guardrail strips.

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