Supporting device for civil air defense door installation

Abstract

The utility model relates to the technical field of civil air defense engineering, in particular to a supporting device for installing a civil air defense door, which comprises a vehicle body, universal wheels, an overturning assembly and a clamping assembly, the lower end face of the vehicle body is used for connecting a plurality of universal wheels which are uniformly distributed at equal intervals, the upper end face of the vehicle body is used for connecting the overturning assembly, and the clamping assembly is connected onto the overturning assembly. According to the civil air defense door turnover device, the turnover assembly can turn over the civil air defense door placed on the surface of the turnover assembly from the horizontal state to the vertical state to facilitate installation in the using state, meanwhile, the balance assembly in the turnover assembly can be unfolded while adhering to the turnover civil air defense door, and the length of a vehicle body is increased to keep the gravity center of the vehicle body; and the clamping assemblies limit and fix the civil air defense door in the using state, and accidents caused by inclination of the civil air defense door in the overturning process are prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of civil air defense engineering, in particular to a supporting device for installing a civil air defense door. Background Art

[0002] Civil defense doors are the doors at the entrance and exit of people's defense projects. They are clearly classified into ordinary single-leaf and double-leaf protective closed doors and closed doors, movable threshold single-leaf and double-leaf protective closed doors and closed doors, etc. As civil defense doors are relatively heavy, auxiliary devices are mostly used to move them during installation. After moving the civil defense doors to the designated position, ropes are needed to hoist them.

[0003] After searching, Chinese patent announcement number CN219587135U discloses an auxiliary support device for installing a civil air defense door, which includes a support component and a limit component, the limit component includes a fixed plate, a limit clamp, a limit fence and an elastic member, the elastic member includes a limit spring 1 and a limit spring 2, the limit spring 1 and the limit spring 2 are respectively arranged on two non-adjacent sides of the fixed plate, the limit clamp is arranged on the fixed plate, located on a side close to the limit spring 2, one end of the limit spring 2 is hinged to the fixed plate, and the other end is hinged to the limit fence, the end of the limit fence away from the limit spring 2 is provided with a fixing hook, the fixing hook is used to connect with the end of the limit spring 1, the limit clamp is used to limit the bottom of the civil air defense door, and the support component is arranged at the bottom of the fixed plate to lift the fixed plate. The present application has the effect of ensuring the stability of the civil air defense door without affecting the installation efficiency.

[0004] However, in the above technical solution, the civil air defense door is fixed only by a limiting fence, and the position of the limiting fence is maintained by the connection between the elastic part and the fixing hook. But after the fixing plate drives the civil air defense door to rotate and stand the civil air defense door upright, the center of gravity on the cart is concentrated and offset to one end. When the offset reaches a certain extent, it is easy to cause the car body to tip over. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a supporting device for installing a civil air defense door.

[0006] The technical solution of the utility model is as follows: a supporting device for installing a civil air defense door, comprising a vehicle body, the bottom surface of which is connected to a plurality of evenly distributed universal wheels; a flip assembly, which is connected to the vehicle body, the flip assembly is used to place the civil air defense door, and the flip assembly drives the civil air defense door from a horizontal state to a vertical state when in use; a clamping assembly, which is connected to the flip assembly, and the clamping assembly limits and fixes the position of the civil air defense door when in use.

[0007] Preferably, the flip assembly includes a fixed plate, which is connected to the vehicle body and has a accommodating cavity at one end of the fixed plate; a driving device, which is connected to an adjusting groove formed on the fixed plate; a first threaded rod, one end of which is transmission-connected to the output end of the driving device and the other end of the first threaded rod is rotatably connected to the inner wall of the adjusting groove; an adjusting block, which is threadedly connected to the threaded rod; a support plate, which is rotatably connected to the fixed plate; a support rod, both ends of which are rotatably connected to the adjusting block and the support plate respectively; and a balancing assembly, which is connected to the accommodating cavity and is stored in the accommodating cavity in an initial state.

[0008] Preferably, the balancing assembly includes a balancing board, which is slidably connected in the accommodating cavity, and one end of the balancing board extends out of the accommodating cavity; two moving wheels are arranged side by side, and the moving wheels are connected to the balancing board; and a moving assembly, which is connected to the balancing board, and the moving assembly drives the balancing board to move horizontally when in use.

[0009] Preferably, the moving component includes multiple elastic members evenly distributed at equal intervals, and the two ends of the elastic members are respectively connected to the accommodating cavity and the balance plate; there are two clamping blocks symmetrically arranged, the clamping blocks are connected to the support plate, and the clamping blocks are slidably connected to the limiting grooves provided on the balance plate.

[0010] Preferably, the clamping assembly includes two baffles, two of which are arranged side by side and are slidably connected to the support plate; a limiting fence, which is rotatably connected to the support plate; a second threaded rod, a plurality of which are evenly distributed at equal intervals, the second threaded rod is threadedly connected to the support plate, one end of the second threaded rod close to the limiting fence is rotatably connected to the limiting plate, and the end of the second threaded rod away from the limiting fence is connected to a rotating handle; an adjusting assembly, which is connected to the baffle, and the adjusting assembly adjusts the distance between the baffle and the ground when in use.

[0011] Preferably, the adjustment component includes a third threaded rod, two of which are arranged side by side, one end of the third threaded rod is rotatably connected to a sliding groove opened on the support plate, and the other end of the third threaded rod passes through the sliding groove and is connected to an adjustment handle; sliding blocks, the number of which corresponds to the threaded rod, the sliding blocks are threadedly connected to the threaded rod, and the sliding blocks are used to connect to the baffle.

[0012] Preferably, the baffles are all connected with protective pads.

[0013] Preferably, a scale is connected to the support plate, and the number of the scale corresponds to the number of the third threaded rods.

[0014] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0015] In the utility model, the flipping assembly can flip the civil air defense door placed on its surface from a horizontal state to a vertical state when in use to facilitate installation. At the same time, the balancing assembly in the flipping assembly can unfold while sticking to and flipping the civil air defense door, increasing the length of the vehicle body to maintain the center of gravity of the vehicle body, preventing the vehicle body from tipping over and tilting due to excessive gravity at one end. The clamping assembly restricts and fixes the civil air defense door when in use to prevent the civil air defense door from tilting and tilting during the flipping process to cause accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the working state of the utility model;

[0017] Figure 2 It is a schematic diagram of the initial state of the utility model;

[0018] Figure 3 for Figure 1 A cross-sectional schematic diagram of

[0019] Figure 4 Schematic diagram of the support plate structure.

[0020] Figure numerals: 1. vehicle body; 2. universal wheel; 3. fixing plate; 4. driving device; 5. adjusting groove; 6. first threaded rod; 7. adjusting block; 8. supporting plate; 9. supporting rod; 10. balancing plate; 11. moving wheel; 12. elastic member; 13. clamping block; 14. limiting groove; 15. baffle; 16. limiting fence; 17. second threaded rod; 18. limiting plate; 19. rotating handle; 20. third threaded rod; 21. sliding groove; 22. adjusting handle; 23. sliding block; 24. scale. DETAILED DESCRIPTION

[0021] Embodiment 1

[0022] like Figure 1-Figure 4 As shown, the utility model proposes a supporting device for installing a civil air defense door, comprising a vehicle body 1, universal wheels 2, a flipping assembly and a clamping assembly, wherein the lower end surface of the vehicle body 1 is used to connect a plurality of equally spaced universal wheels 2; the universal wheels 2 are each provided with a brake structure; the upper end surface of the vehicle body 1 is used to connect the flipping assembly; the flipping assembly can flip the civil air defense door placed on its surface from a horizontal state to a vertical state for easy installation when in use, while the balancing assembly in the flipping assembly can be unfolded while adhering to and flipping the civil air defense door, thereby increasing the length of the vehicle body 1 to maintain the center of gravity of the vehicle body 1 and preventing the vehicle body 1 from tipping over and tilting due to excessive gravity at one end; the clamping assembly is connected to the flipping assembly, and the clamping assembly restricts and fixes the civil air defense door when in use to prevent the civil air defense door from tilting and tilting during the flipping process and causing accidents.

[0023] Embodiment 2

[0024] like Figure 1 , Figure 2 , Figure 3 As shown, a support device for installing a civil air defense door proposed by the utility model, compared with the first embodiment, the detailed structure of the flip assembly is recorded in this embodiment, and the flip assembly includes a fixed plate 3, a driving device 4, a first threaded rod 6, an adjusting block 7, a support plate 8 and a support rod 9. The fixed plate 3 is connected to the upper end surface of the vehicle body 1, and a receiving cavity is opened at any end of the fixed plate 3, and the balancing assembly is slidably connected in the receiving cavity; the balancing assembly extends and increases the footprint of the fixed plate 3 in the use state to maintain the balance state of the vehicle body 1; two parallel adjusting grooves 5 are opened on the upper end surface of the fixed plate 3, and two driving devices 4 are connected to the side wall of one end of the adjusting groove 5; the driving device 4 is an electric motor; the output end of the driving device 4 is connected to one end of the first threaded rod 6, and the other end of the first threaded rod 6 is rotatably connected in the adjusting groove 5 through a bearing, the adjusting block 7 is threadedly connected to the first threaded rod 6, the support plate 8 is hingedly rotatably connected to the upper end surface of the fixed plate 3, and the support rod 9 is hingedly connected between the support plate 8 and the adjusting block 7.

[0025] The balancing assembly includes a balancing board 10, a moving wheel 11 and a moving assembly. The balancing board 10 is slidably connected to a receiving cavity opened on the fixed plate 3; the receiving cavity is opened at either end of the fixed plate 3 to allow the balancing board 10 to enter and exit; the lower end surface of the balancing board 10 is used to connect two symmetrically arranged moving wheels 11, and one end of the balancing board 10 close to the receiving cavity is used to connect the moving assembly; when in use, the moving assembly can push the balancing board 10 to move out of the receiving cavity in a horizontal direction to increase the area of ​​the fixed plate 3, so that the vehicle body 1 remains balanced as a whole to prevent rollover.

[0026] The moving assembly includes an elastic member 12 and a clamping block 13. The symmetrically arranged clamping block 13 is connected to the side of the support plate 8 away from the clamping assembly. The clamping block 13 passes through the fixed plate 3 and is slidably connected to the limiting groove 14 opened on the balance plate 10. The two ends of the elastic member 12 are respectively connected to the accommodating cavity and the balance plate 10; the elastic member 12 uses a tower spring.

[0027] Embodiment 3

[0028] like Figure 4As shown, a support device for installing a civil air defense door proposed by the utility model, compared with the second embodiment, the detailed structure of the clamping assembly is recorded in this embodiment, the clamping assembly includes a baffle 15, a limiting fence 16, a second threaded rod 17, a limiting plate 18, a rotating handle 19 and an adjusting assembly, the limiting fence 16 is hingedly connected to the supporting plate 8, a plurality of second threaded rods 17 are provided on both sides of the limiting fence 16, the second threaded rods 17 are threadedly connected to the threaded holes provided on the supporting plate 8, the two ends of the second threaded rods 17 are respectively connected to the limiting plate 18 and the rotating handle 19, two baffles 15 arranged side by side pass through the through grooves on the limiting fence 16 and are slidably connected to the supporting plate 8, and the supporting plate 8 and the baffle 15 are both connected to the adjusting assembly; the adjusting assembly can adjust the distance between the baffle 15 and the bottom surface when the supporting plate 8 is in a vertical state in the use state, so as to adapt to the bottom surfaces and door frames of different heights;

[0029] The adjustment assembly includes a third threaded rod 20, an adjustment handle 22 and a sliding block 23. One end of the two third threaded rods 20 are rotatably connected to the sliding groove 21 opened on the support plate 8 through bearings. The support plate 8 is provided with two sliding grooves 21 arranged side by side. One end of the third threaded rod 20 passes through the support plate 8 and is rotatably connected to the inner wall of the sliding groove 21. The other end of the third threaded rod 20 is connected to the adjustment handle 22. The sliding block 23 is threadedly connected to the third threaded rod 20. The side of the sliding block 23 away from the sliding groove 21 is used to connect the baffle 15.

[0030] In an optional embodiment, a protective pad is connected to the baffle 15; the protective pad reduces the friction and collision between the baffle 15 and the civil air defense door when the baffle 15 contacts the civil air defense door, thereby preventing damage to the paint surface.

[0031] In an optional embodiment, a scale 24 is connected to the support plate 8, and the number of the scales 24 corresponds to the third threaded rod 20; when adjusting the baffle 15, the scale 24 can provide a reference for the adjustment of the baffle 15, and the scale 24 is installed in the groove opened on the support plate 8 without affecting the placement of the civil defense door.

[0032] In summary, when the utility model is used, the staff places the civil air defense door on the fixed plate 3 above the vehicle body 1 through the lifting equipment, and one end of the civil air defense door contacts with the two baffles 15. The staff can measure the required installation height of the civil air defense door in advance and then adjust the baffle 15. The third threaded rod 20 is driven to rotate by rotating the adjusting handle 22. The sliding block 23 on the third threaded rod 20 moves to drive the baffle 15 to move. The scale 24 connected to the support plate 8 can be used to conveniently observe the current adjusted position. Then the staff rotates the limit plate 18 to make it contact with the civil air defense door. Rotating the rotating handle 19 will drive the second threaded rod 17 to rotate. The second threaded rod 17 drives the limit plate 18 to be close to the civil air defense door so that the limit fence 16 is close to the civil air defense door to limit its position. When the vehicle body 1 moves When it moves to the vicinity of the door frame, the driving device 4 is started. The driving device 4 will drive the first threaded rod 6 to rotate, and the adjusting block 7 connected to the first threaded rod 6 moves in the horizontal direction, so that one end of the support rod 9 gradually pushes the support plate 8, so that the support plate 8 changes from a horizontal state to a vertical state to facilitate the installation of the civil air defense door in the door frame. At the same time, the rotation of the support plate 8 will drive the two blocks 13 to move. The blocks 13 lose the restriction of the upper limit groove 14 of the balance plate 10, and the elastic member 12 automatically resets from the compressed state. The elastic member 12 pushes the balance plate 10 to move along the accommodating cavity, and the area of ​​the fixed plate 3 increases. The civil air defense door changes from being at one end of the vehicle body 1 to being in the middle position of the vehicle body 1, maintaining the overall balance state to prevent the gravity from concentrating on one end and causing the vehicle body 1 to easily tip over.

[0033] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A support device for installing a civil air defense door, characterized in that: include A vehicle body (1) having a plurality of evenly distributed universal wheels (2) connected to its bottom surface; A flip assembly connected to the vehicle body (1), the flip assembly being used to place a civil air defense door, and the flip assembly driving the civil air defense door to change from a horizontal state to a vertical state when in use; A clamping assembly, which is connected to the flip assembly, and the clamping assembly limits and fixes the position of the civil air defense door when in use; Flip Kit Includes A fixing plate (3) connected to the vehicle body (1), wherein one end of the fixing plate (3) is provided with a receiving cavity; A driving device (4) connected to an adjusting slot (5) provided on the fixing plate (3); A first threaded rod (6), one end of which is drivingly connected to the output end of the driving device (4), and the other end of the first threaded rod (6) is rotatably connected to the inner wall of the adjusting groove (5); An adjusting block (7) threadedly connected to the threaded rod; A supporting plate (8) rotatably connected to the fixing plate (3); A support rod (9), both ends of which are rotatably connected to the adjustment block (7) and the support plate (8) respectively; A balancing component is connected in the accommodating cavity, and the balancing component is stored in the accommodating cavity in an initial state; Clamping assembly includes baffles (15), two of which are arranged side by side, and the baffles (15) are slidably connected to the support plate (8); A limiting fence (16) rotatably connected to the support plate (8); A plurality of second threaded rods (17) are evenly spaced and threadedly connected to the support plate (8); one end of the second threaded rod (17) close to the limiting fence (16) is rotatably connected to the limiting plate (18); and one end of the second threaded rod (17) away from the limiting fence (16) is connected to a rotating handle (19); An adjustment component is connected to the baffle (15), and the adjustment component adjusts the distance between the baffle (15) and the ground when in use.

2. A supporting device for installing a civil air defense door according to claim 1, characterized in that: Balancing components include A balance plate (10) is slidably connected in the accommodating cavity, and one end of the balance plate (10) extends out of the accommodating cavity; Two moving wheels (11) are arranged side by side, and the moving wheels (11) are connected to the balance board (10); The moving component is connected to the balance board (10), and when in use, the moving component drives the balance board (10) to move in a horizontal direction.

3. A support device for installing a civil air defense door according to claim 2, characterized in that: Mobile components include A plurality of elastic members (12) are evenly distributed at equal intervals, and two ends of the elastic members (12) are respectively connected to the accommodating cavity and the balance plate (10); Two clamping blocks (13) are symmetrically arranged. The clamping blocks (13) are connected to the support plate (8). The clamping blocks (13) are slidably connected to the limiting grooves (14) provided on the balance plate (10).

4. A supporting device for installing a civil air defense door according to claim 1, characterized in that: Adjustment components include A third threaded rod (20), two of which are arranged side by side, one end of the third threaded rod (20) is rotatably connected to a sliding groove (21) provided on the support plate (8), and the other end of the third threaded rod (20) passes through the sliding groove (21) and is connected to an adjustment handle (22); The number of the sliding blocks (23) corresponds to the number of the threaded rods. The sliding blocks (23) are threadedly connected to the threaded rods. The sliding blocks (23) are used to connect the baffles (15).

5. A supporting device for installing a civil air defense door according to claim 1, characterized in that: The baffles (15) are all connected with protective pads.

6. A supporting device for installing a civil air defense door according to claim 1, characterized in that: A scale (24) is connected to the support plate (8), and the number of the scales (24) corresponds to the number of the third threaded rods (20).

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