Fire-fighting sand body loading box for building fire fighting

Abstract

The utility model relates to the technical field of loading boxes, in particular to a fire-fighting sand body loading box for building fire fighting. The device comprises a loading box, a closing door is installed on the upper surface of the loading box, a connecting plate is fixedly connected to the surface of the loading box, a locking device is installed on the surface of the closing door, the locking device comprises a connecting plate, and the bottom face of the connecting plate is fixedly connected with the upper surface of the closing door. Two first springs are fixedly connected to the side, close to the connecting plate, of the connecting plate, the ends, away from the connecting plate, of the two first springs are fixedly connected with the same moving plate, a rectangular plate is slidably connected to the surface of the moving plate, and the bottom face of the rectangular plate is fixedly connected with the upper surface of a closing door. The problems of sand loss caused by accidental opening of a closing door of the loading box due to bumping of the transport vehicle and damage to the appearance of the loading box due to left-right collision between the loading boxes are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of loading boxes, in particular to a fire-fighting sand loading box for building fire fighting. Background Art

[0002] The loading box is mainly made of metal such as steel and lead. It can carry packaged or unpackaged goods for transportation and is a container tool that is easy to load and unload with mechanical equipment.

[0003] In the prior art, when storing, preserving or transporting objects, in order to prevent collision or reduce loss of objects, the objects to be transported are often placed in loading boxes. However, in the process of transporting the loading boxes, the transport vehicle often bumps, causing the closed door of the loading box to open accidentally, resulting in sand and soil loss, and the loading boxes often collide left and right, causing the appearance of the loading boxes to be damaged. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art that the closed door of the loading box is accidentally opened due to the bumping of the transport vehicle, resulting in sand loss, and the loading boxes collide with each other from side to side, thereby proposing a fire-fighting sand loading box for building fire fighting.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fire sand loading box for building fire fighting, comprising a loading box, a closing door is installed on the upper surface of the loading box, a connecting plate is fixedly connected to the surface of the loading box, a locking device is installed on the surface of the closing door, the locking device comprises a connecting plate, the bottom surface of the connecting plate is fixedly connected to the upper surface of the closing door, two first springs are fixedly connected to one side of the connecting plate close to the connecting plate, the ends of the two first springs away from the connecting plate are fixedly connected to the same moving plate, a rectangular plate is slidably connected to the surface of the moving plate, and the bottom surface of the rectangular plate is connected to the closing door. The upper surface of the movable plate is fixedly connected, the end of the movable plate away from the rectangular plate is slidably connected with a fixed plate, the bottom surface of the fixed plate is fixedly connected to the upper surface of the connecting plate, one side of the movable plate is fixedly connected with an adjusting plate, the cross-section of the adjusting plate is "L"-shaped, a limiting hole is provided on the side of the adjusting plate away from the movable plate, a positioning plate is fixedly connected at a position corresponding to the limiting hole on the upper surface of the closed door, a moving rod is slidably connected to the inner wall of the positioning plate, the inner wall of the limiting hole is slidably connected to the arc surface of the moving rod, the arc surface of the moving rod is slidably connected to a second spring, and the two ends of the second spring are respectively fixedly connected to the moving rod and the positioning plate.

[0006] The effect achieved by the above components is: when the loading box is filled with sand, the closing door is closed, the pull ring is pulled to be pulled out from the limiting hole of the adjusting plate, and then the moving plate slides in along the inner wall of the fixed plate and the rectangular plate under the action of the two first springs to limit and fix the closing door to prevent the closing door from opening during the movement and causing the loss of sand.

[0007] Preferably, a telescopic rod is slidably connected to the inner wall of the first spring, and two ends of the telescopic rod are fixedly connected to the connecting plate and the movable plate respectively.

[0008] The effect achieved by the above-mentioned components is: preventing the first spring from bending during the expansion and contraction and compression process of the first spring, thereby avoiding the problem of poor use effect.

[0009] Preferably, a pull ring is fixedly connected to a side of the moving rod away from the rectangular plate, and the cross-section of the pull ring is circular.

[0010] The effect achieved by the above components is: achieving the effect of pulling the moving rod more conveniently.

[0011] Preferably, one end of the moving rod close to the rectangular plate is slidably connected to a limiting plate, and the bottom surface of the limiting plate is fixedly connected to the upper surface of the closing door.

[0012] The effects achieved by the above components are: strengthening the fixing effect of the moving rod on the adjustment plate and improving stability.

[0013] Preferably, a moving device is installed on the bottom surface of the loading box, and the moving device is distributed in a rectangular shape. The moving device includes a rotating column, and the upper surface of the rotating column is rotatably connected to the bottom surface of the loading box, and the bottom surface of the rotating column is fixedly connected to a support frame, and the inner wall of the support frame is rotatably connected to a pulley, and the arc surface of the pulley is provided with a plurality of anti-slip grooves, and the side of the support frame is fixedly connected to an auxiliary plate, and the inner wall of the auxiliary plate is threadedly connected with a screw at a position corresponding to the pulley, and the end of the screw close to the pulley is rotatably connected to an extrusion block.

[0014] The effect achieved by the above components is: after the loading box is moved, the screw is rotated to move toward the pulley, and the pulley is fixed by the friction between the extrusion block and the pulley to prevent the loading box from sliding.

[0015] Preferably, a limiting rod is slidably connected to the inner wall of the auxiliary plate at a position corresponding to the extrusion block, and one end of the limiting rod close to the pulley is fixedly connected to the extrusion block.

[0016] The effect achieved by the above components is to prevent the extrusion block from deflecting during movement, resulting in a poor fixing effect on the pulley.

[0017] Preferably, limiting grooves are provided on both sides of the pulley, and a plurality of limiting columns are slidably connected to the inner walls of the limiting grooves, and ends of the plurality of limiting columns that are away from each other are fixedly connected to the inner wall of the support frame.

[0018] The effect achieved by the above components is: preventing the pulley from moving left and right during the movement.

[0019] In summary, the beneficial effects of the utility model are:

[0020] In the utility model, after the loading box is filled with goods, the pull ring is pulled by hand, and the pull ring drives the moving rod, and the moving rod slides along the inner walls of the positioning plate and the limiting plate and slides out of the limiting hole. During this process, the second spring is in a telescopic state, and then the moving plate and the telescopic rod are driven to move under the action of the first spring. During this process, the moving plate moves along the inner walls of the rectangular plate and the fixed plate until the adjusting plate contacts the fixed plate and the movement is completed. When the loading box needs to be loaded, the adjusting plate is first squeezed by hand to drive the limiting hole on the adjusting plate to move, and the pull ring is pulled at the same time. When the limiting hole moves to the position of the moving rod, the moving rod moves under the action of the second spring and slides into the limiting hole. Through the provided locking device, the effect of quick locking and unlocking is achieved, and the operation is simple and the fixing effect is good.

[0021] In the utility model, in the process of moving the loading box, the loading box drives the rotating column to rotate, the rotating column drives the supporting frame to rotate, and the supporting frame drives the pulley to roll. When the loading box moves to the specified position, the screw is rotated by hand, the screw drives the extrusion block to move, and the extrusion block drives the limiting rod to move until the extrusion block is in friction contact with the pulley to fix the pulley. By providing a moving device, it is achieved that the operation is simple and the roller can be quickly fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A schematic diagram of the three-dimensional structure of a fire-fighting sand loading box for building fire fighting provided by the utility model;

[0023] Figure 2 for Figure 1 A schematic structural diagram of the locking device shown;

[0024] Figure 3 for Figure 1 A schematic structural diagram of the locking device shown;

[0025] Figure 4 for Figure 1 A schematic diagram of the structure of the mobile structure shown;

[0026] Figure 5 for Figure 4 A schematic diagram of the local structure of the mobile structure shown.

[0027] Legend: 1. Loading box; 2. Closing door; 3. Locking device; 301. Fixed plate; 302. Moving plate; 303. Rectangular plate; 304. Limiting hole; 305. Connecting plate; 306. Telescopic rod; 307. First spring; 308. Adjusting plate; 309. Positioning plate; 310. Limiting plate; 311. Pull ring; 312. Second spring; 313. Moving rod; 4. Moving device; 41. Rotating column; 42. Support frame; 43. Pulley; 44. Limiting column; 45. Limiting groove; 46. Extrusion block; 47. Auxiliary plate; 48. Screw; 49. Limiting rod; 5. Connecting plate. DETAILED DESCRIPTION

[0028] Reference Figures 1 to 5 As shown, the utility model provides a technical solution: a fire sand loading box for building fire fighting, comprising a loading box 1, a closing door 2 is installed on the upper surface of the loading box 1, a connecting plate 5 is fixedly connected to the surface of the loading box 1, a locking device 3 is installed on the surface of the closing door 2, and a moving device 4 is installed on the bottom surface of the loading box 1.

[0029] The specific configuration and functions of the locking device 3 and the moving device 4 will be described in detail below.

[0030] Reference Figure 2 and Figure 3As shown, in this embodiment: the locking device 3 includes a connecting plate 305, the bottom surface of the connecting plate 305 is fixedly connected to the upper surface of the closed door 2, the connecting plate 305 is fixedly connected to one side of the connecting plate 5 close to two first springs 307, the ends of the two first springs 307 away from the connecting plate 305 are fixedly connected to the same moving plate 302, the surface of the moving plate 302 is slidably connected to a rectangular plate 303, the bottom surface of the rectangular plate 303 is fixedly connected to the upper surface of the closed door 2, the end of the moving plate 302 away from the rectangular plate 303 is slidably connected to a fixed plate 301, and the bottom surface of the fixed plate 301 The upper surface of the connecting plate 5 is fixedly connected, and an adjusting plate 308 is fixedly connected to one side of the moving plate 302. The cross section of the adjusting plate 308 is "L"-shaped. A limiting hole 304 is provided on the side of the adjusting plate 308 away from the moving plate 302. A positioning plate 309 is fixedly connected to the position of the limiting hole 304 on the upper surface of the closing door 2. A moving rod 313 is slidably connected to the inner wall of the positioning plate 309. The inner wall of the limiting hole 304 is slidably connected to the circular arc surface of the moving rod 313. The circular arc surface of the moving rod 313 is slidably connected to a second spring 312. The two ends of the second spring 312 are respectively connected to the moving rod 3 13 and the positioning plate 309 are fixedly connected. When the loading box 1 is filled with sand, the closing door 2 is closed, and the pull ring 311 is pulled out from the limiting hole 304 of the adjusting plate 308. Then, the moving plate 302 slides in along the inner wall of the fixing plate 301 and the rectangular plate 303 under the action of the two first springs 307, and the closing door 2 is limited and fixed to prevent the closing door 2 from opening during the movement, causing the loss of sand. The inner wall of the first spring 307 is slidably connected with a telescopic rod 306, and the two ends of the telescopic rod 306 are respectively connected to the connecting plate 305 and the moving plate 302. The fixed connection prevents the first spring 307 from bending during the expansion and contraction and compression of the first spring 307, thereby avoiding the problem of poor use effect. The moving rod 313 is fixedly connected to the side away from the rectangular plate 303 with a pull ring 311. The cross-section of the pull ring 311 is circular, so that the moving rod 313 can be pulled more conveniently. The end of the moving rod 313 close to the rectangular plate 303 is slidably connected to the limiting plate 310. The bottom surface of the limiting plate 310 is fixedly connected to the upper surface of the closing door 2, thereby strengthening the fixing effect of the moving rod 313 on the adjustment plate 308 and improving stability.

[0031] Reference Figure 4 and Figure 5As shown, in this embodiment: the moving device 4 is distributed in a rectangular shape, and the moving device 4 includes a rotating column 41. The upper surface of the rotating column 41 is rotatably connected to the bottom surface of the loading box 1. The bottom surface of the rotating column 41 is fixedly connected to a support frame 42. The inner wall of the support frame 42 is rotatably connected to a pulley 43. The arc surface of the pulley 43 is provided with a plurality of anti-skid grooves. An auxiliary plate 47 is fixedly connected to the side of the support frame 42. A screw 48 is threadedly connected to the position of the pulley 43 on the inner wall of the auxiliary plate 47. An end of the screw 48 close to the pulley 43 is rotatably connected to an extrusion block 46. After the loading box 1 is moved, the screw 48 is rotated to move toward the pulley 43, and the extrusion block 46 and the The friction between the pulleys 43 fixes the pulley 43 to prevent the loading box 1 from sliding. The inner wall of the auxiliary plate 47 is slidably connected to the limit rod 49 corresponding to the position of the extrusion block 46. The end of the limit rod 49 close to the pulley 43 is fixedly connected to the extrusion block 46 to prevent the extrusion block 46 from deflecting during the movement, resulting in a poor fixing effect on the pulley 43. Limiting grooves 45 are provided on both sides of the pulley 43. The inner wall of the limiting groove 45 is slidably connected with a plurality of limiting columns 44. The ends of the plurality of limiting columns 44 that are away from each other are fixedly connected to the inner wall of the support frame 42 to prevent the pulley 43 from moving left and right during the movement.

[0032] The working principle of a fire sand loading box for building fire fighting provided by the utility model is as follows: after the loading box 1 is filled with goods, the pull ring 311 is pulled by hand, and the pull ring 311 drives the moving rod 313, and the moving rod 313 slides along the inner walls of the positioning plate 309 and the limiting plate 310 and slides out from the limiting hole 304. During this process, the second spring 312 is in a telescopic state, and then under the action of the first spring 307, the moving plate 302 and the telescopic rod 306 are driven to move. During this process, the moving plate 302 moves along the inner walls of the rectangular plate 303 and the fixed plate 301 until the adjustment plate 308 contacts the fixed plate 301, and the movement ends. When loading box 1 is needed, first squeeze the adjustment plate 308 by hand to drive the limiting hole 304 on the adjustment plate 308 to move, and pull the pull ring 311 at the same time. When the limiting hole 304 moves to the position of the moving rod 313, the moving rod 313 moves under the action of the second spring 312 and slides into the limiting hole 304. Through the locking device 3, the effect of quick locking and unlocking is achieved, which is simple to operate and has a good fixing effect.

[0033] In the utility model, during the process of moving the loading box 1, the loading box 1 drives the rotating column 41 to rotate, the rotating column 41 drives the supporting frame 42 to rotate, and the supporting frame 42 drives the pulley 43 to roll; when the loading box 1 moves to the specified position, the screw 48 is turned by hand, the screw 48 drives the extrusion block 46 to move, and the extrusion block 46 drives the limiting rod 49 to move until the extrusion block 46 is in frictional contact with the pulley 43 to fix the pulley 43. By providing the moving device 4, the effect of simple operation and rapid fixing of the roller is achieved.

[0034] 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.

Claims

1. A fire-fighting sand loading box for building fire-fighting, comprising a loading box (1), characterized in that: A closing door (2) is installed on the upper surface of the loading box (1), a connecting plate (5) is fixedly connected to the surface of the loading box (1), a locking device (3) is installed on the surface of the closing door (2), the locking device (3) comprises a connecting plate (305), the bottom surface of the connecting plate (305) is fixedly connected to the upper surface of the closing door (2), two first springs (307) are fixedly connected to a side of the connecting plate (305) close to the connecting plate (5), one end of the two first springs (307) away from the connecting plate (305) is fixedly connected to the same moving plate (302), the surface of the moving plate (302) is slidably connected to a rectangular plate (303), the bottom surface of the rectangular plate (303) is fixedly connected to the upper surface of the closing door (2), and the end of the moving plate (302) away from the rectangular plate (303) is slidably connected to a fixed spring (307). A fixed plate (301), the bottom surface of the fixed plate (301) is fixedly connected to the upper surface of the connecting plate (5), one side of the movable plate (302) is fixedly connected to an adjusting plate (308), the cross section of the adjusting plate (308) is "L"-shaped, a limiting hole (304) is provided on the side of the adjusting plate (308) away from the movable plate (302), a positioning plate (309) is fixedly connected to the position of the limiting hole (304) on the upper surface of the closing door (2), a moving rod (313) is slidably connected to the inner wall of the positioning plate (309), the inner wall of the limiting hole (304) is slidably connected to the circular arc surface of the moving rod (313), the circular arc surface of the moving rod (313) is slidably connected to a second spring (312), and the two ends of the second spring (312) are respectively fixedly connected to the moving rod (313) and the positioning plate (309).

2. A fire fighting sand loading box for building fire fighting according to claim 1, characterized in that: The inner wall of the first spring (307) is slidably connected to a telescopic rod (306), and two ends of the telescopic rod (306) are respectively fixedly connected to the connecting plate (305) and the movable plate (302).

3. The fire fighting sand loading box for building fire fighting according to claim 1, characterized in that: A pull ring (311) is fixedly connected to one side of the moving rod (313) away from the rectangular plate (303), and the cross section of the pull ring (311) is in the shape of a circular ring.

4. A fire fighting sand loading box for building fire fighting according to claim 1, characterized in that: One end of the moving rod (313) close to the rectangular plate (303) is slidably connected to the limiting plate (310), and the bottom surface of the limiting plate (310) is fixedly connected to the upper surface of the closing door (2).

5. The fire fighting sand loading box for building fire fighting according to claim 1, characterized in that: The bottom surface of the loading box (1) is provided with a moving device (4), the moving device (4) is arranged in a rectangular shape, and the moving device (4) comprises a rotating column (41), the upper surface of the rotating column (41) is rotatably connected to the bottom surface of the loading box (1), the bottom surface of the rotating column (41) is fixedly connected to a support frame (42), the inner wall of the support frame (42) is rotatably connected to a pulley (43), the arc surface of the pulley (43) is provided with a plurality of anti-skid grooves, the side surface of the support frame (42) is fixedly connected to an auxiliary plate (47), the inner wall of the auxiliary plate (47) is threadedly connected to a screw rod (48) at a position corresponding to the pulley (43), and one end of the screw rod (48) close to the pulley (43) is rotatably connected to an extrusion block (46).

6. A fire fighting sand loading box for building fire fighting according to claim 5, characterized in that: The inner wall of the auxiliary plate (47) is slidably connected to a limiting rod (49) at a position corresponding to the extrusion block (46); one end of the limiting rod (49) close to the pulley (43) is fixedly connected to the extrusion block (46).

7. The fire fighting sand loading box for building fire fighting according to claim 5, characterized in that: Limiting grooves (45) are provided on both sides of the pulley (43), and the inner wall of the limiting groove (45) is slidably connected to a plurality of limiting columns (44), and ends of the plurality of limiting columns (44) that are away from each other are fixedly connected to the inner wall of the support frame (42).

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