Windowsill lifting support

Abstract

The utility model relates to the technical field of hoisting supports for fire fighting, and particularly discloses a windowsill hoisting support which comprises an up-down fixing mechanism, an auxiliary supporting mechanism arranged on the up-down fixing mechanism and used for auxiliary supporting, and a support limiting mechanism arranged on the up-down fixing mechanism and used for supporting a hoisting device. The auxiliary supporting mechanism comprises a sleeve rotationally connected to the up-down fixing mechanism, an adjusting supporting assembly and a horizontally-arranged horizontal supporting assembly are symmetrically arranged on the outer wall of the sleeve, the lower end of the adjusting supporting assembly is connected with a supporting base, and a push plate is fixed to the end of the horizontal supporting assembly. The whole house is supported between the roof and the top face through the up-down fixing mechanism, a rotary adjusting supporting assembly and a horizontal supporting assembly of the auxiliary supporting mechanism conduct auxiliary supporting on the side face of the up-down fixing mechanism and the wall, a limiting assembly of the support limiting mechanism is clamped on the wall of a windowsill, and the supporting stability of the whole house and the house is improved; and the use effect is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of a lifting bracket for fire fighting, in particular to a window sill lifting bracket. Background Art

[0002] During the firefighting process, when extinguishing a fire in a high-rise building, a lifting bracket will be installed on the window sill for auxiliary rescue. The existing firefighting and rescue window sill lifting bracket with announcement number CN 217894977 U is deployed through the anti-dumping mechanism, and the hydraulic telescopic rod is started. The hydraulic telescopic rod drives the auxiliary rod upward, so that the top plate installed at the upper end of the auxiliary rod contacts the upper end of the window sill, and the anti-slip plate contacts the window sill; however, when the above bracket is used, the overall support stability effect is not very ideal, and still needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to provide a window sill lifting bracket in order to solve the above problems.

[0004] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0005] A window sill lifting bracket comprises an upper and lower fixing mechanism, on which an auxiliary supporting mechanism for auxiliary support is arranged, and a bracket limiting mechanism arranged on the upper and lower fixing mechanism for supporting a lifting device; the auxiliary supporting mechanism comprises a sleeve rotatably connected to the upper and lower fixing mechanism, on the outer wall of the sleeve an adjustment support assembly and a horizontal support assembly are symmetrically arranged, the lower end of the adjustment support assembly is connected to a support seat, and a push plate is fixed to the end of the horizontal support assembly; the bracket limiting mechanism comprises a connecting sleeve rotatably connected to the upper and lower fixing mechanism, a frame body is fixed at one end of the connecting sleeve, a rotating wheel is installed at the end of the frame body, and a limiting assembly is arranged at the lower end of the frame body.

[0006] Further configuration: the limiting assembly includes left and right spiral lead screws rotatably connected to the frame body, and clamping plates are relatively arranged on the left and right spiral lead screws.

[0007] Further configuration: the clamping plate is threadedly connected to the left and right spiral screws, the left and right spiral screws are rotationally connected to the frame body, and the clamping plate is slidingly connected to the frame body.

[0008] Further configuration: the adjustment support assembly has the same structure as the horizontal support assembly, and the adjustment support assembly includes a telescopic stud, the telescopic stud is inserted into the movable sleeve, and an adjustment nut is threadedly connected to the telescopic stud.

[0009] It is further configured that the telescopic stud is connected to the sleeve via a hinged seat, and the movable sleeve is connected to the support seat via a hinged seat.

[0010] Further arrangement: the upper and lower fixing mechanism includes an adjusting sleeve, a hand wheel is fixed on the outside of the adjusting sleeve, vertical screws are connected to the upper and lower sides of the adjusting sleeve, the threads of the vertical screws on the upper and lower sides have opposite rotation directions, a top plate is fixed to the end of the vertical screw, and a limiting edge is provided on the outer wall of the adjusting sleeve to support the sleeve and the connecting sleeve.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The overall support is supported between the roof and the top surface through the upper and lower fixing mechanisms, the rotation adjustment support assembly of the auxiliary support mechanism and the horizontal support assembly provide auxiliary support between the side surfaces of the upper and lower fixing mechanisms and the wall, and the limiting assembly of the bracket limiting mechanism is clamped on the wall of the windowsill, thereby improving the supporting stability of the overall structure and the house and ensuring the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 It is an axonometric view of a window sill lifting bracket described in the utility model;

[0015] Figure 2 This is a schematic structural diagram of a window sill lifting bracket according to the utility model from another viewing angle;

[0016] Figure 3 It is a right side structural schematic diagram of a window sill lifting bracket described in the utility model;

[0017] Figure 4 It is a structural schematic diagram of a window sill lifting bracket described in the utility model in a disassembled state.

[0018] The following are the descriptions of the reference numerals:

[0019] 1. Upper and lower fixing mechanism; 11. Adjusting sleeve; 12. Hand wheel; 13. Vertical screw; 14. Top plate; 15. Limiting edge; 2. Auxiliary supporting mechanism; 21. Sleeve; 22. Adjusting supporting assembly; 221. Telescopic stud; 222. Movable sleeve; 223. Adjusting nut; 23. Support seat; 24. Horizontal supporting assembly; 25. Push plate; 3. Bracket limiting mechanism; 31. Connecting sleeve; 32. Frame; 33. Rotating wheel; 34. Left and right spiral screw; 35. Clamping plate. DETAILED DESCRIPTION

[0020] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0022] The utility model is further described below in conjunction with the accompanying drawings:

[0023] like Figure 1-Figure 4 As shown, a window sill lifting bracket comprises an upper and lower fixing mechanism 1, on which an auxiliary supporting mechanism 2 for auxiliary support is arranged, and a bracket limiting mechanism 3 arranged on the upper and lower fixing mechanism 1 for supporting the lifting device;

[0024] In this embodiment: the upper and lower fixing mechanism 1 includes an adjusting sleeve 11, a hand wheel 12 is fixed on the outside of the adjusting sleeve 11, and vertical screws 13 are connected to the upper and lower sides of the adjusting sleeve 11. The threads of the vertical screws 13 on the upper and lower sides are opposite, and a top plate 14 is fixed to the end of the vertical screw 13. A limiting edge 15 supporting the sleeve 21 and the connecting sleeve 31 is provided on the outer wall of the adjusting sleeve 11. Turning the hand wheel 12 drives the adjusting sleeve 11 to rotate, so that the vertical screws 13 on the upper and lower sides of the adjusting sleeve 11 move up and down respectively, and the top plate 14 is supported in contact with the ground and the roof.

[0025] In this embodiment: the auxiliary support mechanism 2 includes a sleeve 21 rotatably connected to the upper and lower fixing mechanisms 1, and an adjustment support assembly 22 and a horizontal support assembly 24 are symmetrically arranged on the outer wall of the sleeve 21. The lower end of the adjustment support assembly 22 is connected to a support seat 23, and a push plate 25 is fixed to the end of the horizontal support assembly 24; the adjustment support assembly 22 has the same structure as the horizontal support assembly 24, and the adjustment support assembly 22 includes a telescopic stud 221, which is inserted into a movable sleeve 222, and an adjustment nut 223 is threadedly connected to the telescopic stud 221; the telescopic stud 221 is connected to the sleeve 21 through a hinge seat, and the movable sleeve 222 is connected to the support seat 23 through a hinge seat. The adjusting nut 223 on the telescopic stud 221 of the rotation-adjusting support assembly 22 and the horizontal support assembly 24 is used to make the telescopic stud 221 and the movable sleeve 222 provide side support to the support seat 23, and the push plate 25 at the end of the horizontal support assembly 24 is pushed against the wall, so that the rotation-adjusting support assembly 22 and the horizontal support assembly 24 can provide auxiliary support and stability to the upper and lower fixing mechanisms 1.

[0026] In this embodiment: the bracket limiting mechanism 3 includes a connecting sleeve 31 rotatably connected to the upper and lower fixing mechanisms 1, a frame 32 is fixed to one end of the connecting sleeve 31, a rotating wheel 33 is installed at the end of the frame 32, and a limiting component is arranged at the lower end of the frame 32; the limiting component includes left and right spiral screws 34 rotatably connected to the frame 32, and clamping plates 35 are relatively arranged on the left and right spiral screws 34; the clamping plate 35 is threadedly connected to the left and right spiral screws 34, the left and right spiral screws 34 are rotatably connected to the frame 32, and the clamping plate 35 is slidably connected to the frame 32, and through the rotation of the left and right spiral screws 34, the clamping plate 35 is relatively moved and clamped on the wall of the windowsill, so that the frame 32 can stably support the lifting component, thereby improving the stability of use.

[0027] The working principle and use process of the utility model are as follows: the vertical screw rod 13 is placed vertically, the adjustment sleeve 11 is rotated to make the vertical screw rod 13 on the adjustment sleeve 11 extend outward, and the upper and lower top plates 14 are supported between the ground and the roof, and the adjustment nuts 223 on the telescopic studs 221 of the adjustment support assembly 22 and the horizontal support assembly 24 are rotated to make the telescopic studs 221 and the movable sleeve 222 provide side support for the support seat 23, and the push plate 25 at the end of the horizontal support assembly 24 is pushed against the wall, and then the left and right spiral screws 34 are rotated to make the clamping plate 35 relatively move and clamp on the wall of the windowsill, so that the whole is firmly installed on the edge of the windowsill to improve the stability of the support.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A window sill lifting bracket, comprising an upper and lower fixing mechanism, characterized in that: The upper and lower fixing mechanisms are provided with an auxiliary supporting mechanism for auxiliary support, and a bracket limiting mechanism for supporting the lifting device is provided on the upper and lower fixing mechanisms; the auxiliary supporting mechanism includes a sleeve rotatably connected to the upper and lower fixing mechanisms, and an adjustment support assembly and a horizontal support assembly are symmetrically provided on the outer wall of the sleeve, the lower end of the adjustment support assembly is connected to a support seat, and a push plate is fixed to the end of the horizontal support assembly; the bracket limiting mechanism includes a connecting sleeve rotatably connected to the upper and lower fixing mechanisms, a frame body is fixed at one end of the connecting sleeve, a rotating wheel is installed at the end of the frame body, and a limiting assembly is provided at the lower end of the frame body.

2. A window sill lifting bracket according to claim 1, characterized in that: The position limiting assembly comprises left and right spiral lead screws rotatably connected to the frame body, and clamping plates are arranged opposite to each other on the left and right spiral lead screws.

3. The window sill lifting bracket according to claim 2, characterized in that: The clamping plate is threadedly connected to the left and right spiral screws, the left and right spiral screws are rotationally connected to the frame, and the clamping plate is slidingly connected to the frame.

4. The window sill lifting bracket according to claim 1, characterized in that: The adjustable support assembly has the same structure as the horizontal support assembly. The adjustable support assembly comprises a telescopic stud inserted into a movable sleeve, and an adjusting nut is threadedly connected to the telescopic stud.

5. The window sill lifting bracket according to claim 4, characterized in that: The telescopic stud is connected to the sleeve via a hinge seat, and the movable sleeve is connected to the support seat via a hinge seat.

6. The window sill lifting bracket according to claim 1, characterized in that: The upper and lower fixing mechanism includes an adjusting sleeve, a hand wheel is fixed on the outside of the adjusting sleeve, vertical screws are connected to the upper and lower sides of the adjusting sleeve, the threads of the vertical screws on the upper and lower sides have opposite rotation directions, a top plate is fixed to the end of the vertical screw, and a limiting edge is provided on the outer wall of the adjusting sleeve to support the sleeve and the connecting sleeve.

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