Connecting structure of protective box

Abstract

The utility model discloses a connecting structure of a protective box, which belongs to the technical field of flood prevention box connection and comprises a flood prevention box body, a fixed box is vertically fixed at the center of an inner cavity of the flood prevention box body, and two groups of threaded sleeves are rotatably connected to two sides of the fixed box through bearings. According to the flood prevention box, the threaded sleeve is driven by the driving assembly to rotate, and then the threaded rod is telescopically adjusted by the rotating threaded sleeve, so that the rectangular plate is telescopically moved in the flood prevention box main body; after the rectangular plates are inserted into the inserting grooves in the adjacent flood prevention box bodies, the limiting screws are rotated, the rectangular plates are limited through the limiting screws, meanwhile, the threaded sleeves are reversely driven to rotate, the two flood prevention box bodies are tensioned and folded through the rectangular plates, and the flood prevention box is simple in structure, convenient to use in flood prevention work, convenient to quickly connect and high in stability.

Description

TECHNICAL FIELD

[0001] The utility model relates to flood prevention box connection technical field, concretely is a kind of connecting structure of protective box. BACKGROUND

[0002] Flood prevention box is a flood emergency equipment box, for blocking flood spread, play the role of temporary dam.

[0003] In prior art, the utility model discloses a flood prevention box for water conservancy project, including first flood prevention box body and second flood prevention box body, the side of second flood prevention box body is equipped with two clamping grooves, the side of first flood prevention box body is welded with two clamping seats, two clamping seats are respectively movably installed in two clamping grooves, the placing cavity is formed in the second flood prevention box body, the supporting plate is welded in the placing cavity, the top and bottom of supporting plate are fixedly installed with motor, the output shaft of two motors is welded with first bevel gear, two rotating rods are rotatably installed on the inner wall of the both sides of placing cavity, two rotating rods are respectively based on the symmetrical arrangement of supporting plate, two rotating rods are welded with second bevel gear and third bevel gear, two second bevel gears are respectively engaged with two first bevel gears. The utility model is convenient for splicing first flood prevention box body and second flood prevention box body, improves flood resistance, and the structure is simple and convenient to use.

[0004] The above technical scheme has some defects, resulting in insufficient practicality: 1, the structure is complex, not enough simple, motor can directly drive screw rod, the scheme is transitioned by rotating rod, which not only increases the part structure and improves the failure rate, but also cannot be repaired in emergency and the consequences of flood prevention cannot be imagined; 2, the motor is used as power source, first of all, the power supply is interrupted in general flood prevention front line, and the power resource is lack, and the motor is not convenient to use in water, and the performance requirement of motor is high, which not only increases the cost of flood prevention box, but also is not convenient to maintain; 3, the premise of stable connection of two groups of flood prevention boxes is that the limiting seat and the limiting groove are clamped, if the two groups of flood prevention boxes are clamped by mud and stone, the limiting seat cannot be accurately connected with the limiting groove, resulting in unstable connection of flood prevention box. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a connecting structure of protective box, which is driven by a manually operated driving assembly to synchronously rotate two groups of threaded sleeves, and then the threaded sleeves drive the threaded rods to extend or retract, so that the rectangular plates are conveniently inserted into the insertion slots, the limiting screws are used to limit the rectangular plates, and then the threaded sleeves are reversely driven to make the two groups of flood prevention box bodies close to each other, thereby improving the flood prevention capability. The device not only has a simple structure, but also is convenient to operate, so as to solve the problems in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a connecting structure of a protection box, including the flood prevention box main part, the centre of the inner chamber of flood prevention box main part is fixed with fixed box vertically, both sides of fixed box are connected with two groups of threaded sleeve through bearing rotation, the end away from fixed box of threaded sleeve is connected with the inner wall of flood prevention box main part through bearing rotation, the inner chamber of fixed box is provided with the drive assembly of synchronous drive to two groups of threaded sleeve, the inner chamber of threaded sleeve is connected with threaded rod in screw thread, one end of threaded rod penetrates threaded sleeve and extends outward and is fixed with rectangular plate, the end away from threaded rod of rectangular plate penetrates to the outside of flood prevention box main part, the opposite side of flood prevention box main part and rectangular plate is provided with the slot, the outside of flood prevention box main part is connected with the limiting screw rod in screw thread, the limiting screw rod extends back and limits rectangular plate.

[0007] Preferably, the drive assembly includes a movable shaft rotating in the fixed box through a bearing, the top of the movable shaft penetrates to the outside of the flood prevention box main body and is fixed with a handle, the outside of the movable shaft is fixed with two groups of driving bevel gears, one end of the threaded sleeve penetrates to the inner chamber of the fixed box and is fixed with a driven bevel gear, and the sides of the driving bevel gears and the driven bevel gears facing each other are meshed with each other.

[0008] Preferably, a long slot is formed in the rectangular plate, and the length of the long slot is greater than the diameter of the limiting screw rod.

[0009] Preferably, a water inlet is formed in one side of the flood prevention box main body, a water outlet is formed in the other side of the flood prevention box main body, the height of the water outlet is lower than that of the water inlet, and a sealing plug is arranged in the water inlet and the water outlet.

[0010] Preferably, a positioning slot is formed in one side of the flood prevention box main body, and a positioning block opposite to the positioning slot is fixed on the other side of the flood prevention box main body.

[0011] Preferably, a receiving slot is formed in one side of the flood prevention box main body at the water outlet, and a telescopic adjusting rod is movably arranged in the inner chamber of the receiving slot, and a supporting plate is movably arranged at the other end of the telescopic adjusting rod.

[0012] Preferably, the telescopic adjusting rod includes two groups of adjusting screw rods, and a bidirectional threaded cylinder is threadedly connected to the outside of the adjusting screw rod.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. The utility model discloses a driving assembly drives the rotation of the threaded sleeve, and then the threaded sleeve is rotated to the telescopic adjustment of the threaded rod, thereby making the rectangular plate move in the contraction in the flood prevention box main part, after the rectangular plate is inserted into the slot in the adjacent flood prevention box main part, through the rotation of the limiting screw rod, the limiting screw rod is limited to the rectangular plate, and the threaded sleeve is rotated in reverse again, and the two groups of flood prevention box main parts are pulled tightly and folded through the rectangular plate, which is not only simple in structure, convenient to use in flood prevention work, but also convenient to quickly connect and high in stability.

[0015] 2. The utility model discloses the limitation of the size of long slot, improves the fault tolerance rate of limiting screw rod to rectangular plate limiting, simultaneously avoids the filling of two groups of flood prevention box main parts between stone, causes limiting screw rod to be unable to limit rectangular plate. ACCURACY OF DRAWINGS

[0016] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0017] Fig. 2 It is the sectional three-dimensional structure schematic diagram of the flood prevention box main part and fixed box of the utility model;

[0018] Fig. 3 It is the overhead sectional three-dimensional structure schematic diagram of the flood prevention box main part and fixed box of the utility model;

[0019] Fig. 4 It is the three-dimensional structure schematic diagram of telescopic adjusting rod and support plate.

[0020] Mark number in drawing: 1, flood prevention box main part;2, fixed box;3, threaded sleeve;4, driving assembly;41, movable shaft;42, handle;43, driving bevel gear;44, driven bevel gear;5, threaded rod;6, rectangular plate;7, slot;8, limiting screw rod;9, long slot;10, water inlet;11, water outlet;12, positioning groove;13, positioning block;14, telescopic adjusting rod;141, adjusting screw rod;142, two-way threaded cylinder;15, support plate. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0022] The utility model provides a Figs. 1-4The connecting structure of the protection box shown comprises a flood protection box body 1, a fixed box 2 vertically fixed at the center of the inner cavity of the flood protection box body 1, two groups of threaded sleeves 3 rotatably connected to the two sides of the fixed box 2 through bearings, the ends of the threaded sleeves 3 away from the fixed box 2 rotatably connected to the inner wall of the flood protection box body 1 through bearings, the inner cavity of the fixed box 2 is provided with a driving assembly 4 for synchronously driving the two groups of threaded sleeves 3, the inner cavity of the threaded sleeve 3 is threadedly connected with a threaded rod 5, one end of the threaded rod 5 extends outwardly through the threaded sleeve 3 and is fixed with a rectangular plate 6, the end of the rectangular plate 6 away from the threaded rod 5 penetrates to the outside of the flood protection box body 1, the opposite side of the flood protection box body 1 and the rectangular plate 6 is provided with a slot 7, the outside of the flood protection box body 1 is threadedly connected with a limiting screw rod 8, the limiting screw rod 8 extends backward and limits the rectangular plate 6;

[0023] The threaded sleeve 3 is driven by the driving assembly 4 to rotate, then the threaded sleeve 3 in rotation adjusts the threaded rod 5 in extension and contraction, so that the rectangular plate 6 moves in contraction in the flood protection box body 1, after the rectangular plate 6 is inserted into the slot 7 in the adjacent flood protection box body 1, the limiting screw rod 8 is rotated, the rectangular plate 6 is limited by the limiting screw rod 8, and then the threaded sleeve 3 is reversely driven to rotate, the two groups of flood protection box bodies 1 are pulled tightly and folded by the rectangular plate 6, which not only has a simple structure, is convenient to use in flood protection work, but also is convenient to quickly connect and has high stability.

[0024] The driving assembly 4 comprises a movable shaft 41 rotatably arranged in the fixed box 2 through a bearing, the top of the movable shaft 41 penetrates to the outside of the flood protection box body 1 and is fixed with a rotating handle 42, the outside of the movable shaft 41 is fixed with two groups of driving bevel gears 43, one end of the threaded sleeve 3 penetrates to the inner cavity of the fixed box 2 and is fixed with a driven bevel gear 44, the sides of the driving bevel gears 43 and the driven bevel gear 44 facing each other are meshed with each other, the rotating handle 42 is rotated to drive the movable shaft 41 to rotate, then the movable shaft 41 drives the driving bevel gears 43 to drive the driven bevel gear 44, so that the two sides of the threaded sleeve 3 are synchronously driven, and the rectangular plate 6 is adjusted in extension and contraction under the driving of the threaded rod 5.

[0025] The rectangular plate 6 is provided with a long slot 9, the length of the long slot 9 is greater than the diameter of the limiting screw rod 8, the size of the long slot 9 is limited to improve the fault tolerance of the limiting screw rod 8 in limiting the rectangular plate 6, and the two groups of flood protection box bodies 1 are prevented from being filled with stones to cause the limiting screw rod 8 to be unable to limit the rectangular plate 6.

[0026] One side of the flood protection box body 1 is provided with a water inlet 10, the other side of the flood protection box body 1 is provided with a water outlet 11, the height of the water outlet 11 is lower than that of the water inlet 10, the water inlet 10 and the water outlet 11 are both provided with sealing plugs, the water inlet 10 and the water outlet 11 are arranged to facilitate water filling into the flood protection box body 1, increase the weight of the flood protection box body 1, and improve the stability of the flood protection box body 1.

[0027] The side of the flood prevention box body 1 is provided with a positioning groove 12, and the other side of the flood prevention box body 1 is fixed with a positioning block 13 which is opposite to the positioning groove 12, and through the setting of the positioning groove 12 and the positioning block 13, the stability between adjacent flood prevention box bodies 1 is increased.

[0028] The side of the flood prevention box body 1 located at the water outlet 11 is provided with a storage groove, and the inner cavity of the storage groove is movably provided with a telescopic adjusting rod 14, and the other end of the telescopic adjusting rod 14 is movably provided with a supporting plate 15, and the supporting plate 15 is adjusted through the telescopic adjusting rod 14, and the flood prevention box body 1 is supported from one side to resist the impact of water flow from the other side.

[0029] The telescopic adjusting rod 14 includes two groups of adjusting screws 141, and the outer side of the adjusting screw 141 is threadedly connected with a bidirectional threaded barrel 142, and through the threaded connection of the bidirectional threaded barrel 142 and the two groups of adjusting screws 141, the distance between the supporting plate 15 and the flood prevention box body 1 is adjusted, so that the flood prevention box body 1 is supported in different environments.

[0030] In specific use, a plurality of flood prevention box bodies 1 are arranged in sequence, positioned through the positioning block 13 and the positioning groove 12, then the top handle 42 is rotated, the handle 42 drives the movable shaft 41 to rotate, the driving bevel gear 43 is rotated, then the driving bevel gear 43 drives the threaded sleeve 3 through the driven bevel gear 44, the threaded rod 5 is telescopically moved in the threaded sleeve 3, then the threaded rod 5 drives the rectangular plate 6 to be inserted into the slot 7 outside the adjacent flood prevention box body 1, and the limiting screw 8 is rotated, the limiting screw 8 penetrates into the long groove 9 on the rectangular plate 6, and the rectangular plate 6 is limited, then the handle 42 is reversely rotated, the rectangular plate 6 is retracted, the adjacent flood prevention boxes are attached, the flood prevention capacity is increased, then the supporting plate 15 is moved, the bidirectional threaded barrel 142 is rotated, and the position of the supporting plate 15 is adjusted to support the flood prevention box body 1.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A connecting structure of a protection box, comprising a flood protection box main body (1), characterized in that: The vertical fixing box (2) is fixed at the center of the inner cavity of the flood prevention box body (1), two groups of threaded sleeves (3) are rotatably connected to the two sides of the fixing box (2) through bearings, one end of the threaded sleeve (3) away from the fixing box (2) is rotatably connected to the inner wall of the flood prevention box body (1) through a bearing, the inner cavity of the fixing box (2) is provided with a driving assembly (4) for synchronously driving the two groups of threaded sleeves (3), the inner cavity of the threaded sleeve (3) is threadedly connected with a threaded rod (5), one end of the threaded rod (5) extends outwardly through the threaded sleeve (3) and is fixed with a rectangular plate (6), one end of the rectangular plate (6) away from the threaded rod (5) penetrates to the outside of the flood prevention box body (1), the opposite side of the flood prevention box body (1) and the rectangular plate (6) is provided with a slot (7), the outer side of the flood prevention box body (1) is threadedly connected with a limiting screw rod (8), the limiting screw rod (8) extends rearwardly and limits the rectangular plate (6).

2. The connecting structure of a protective case according to claim 1, wherein: The driving assembly (4) comprises a movable shaft (41) rotatably arranged in the fixing box (2), the top of the movable shaft (41) penetrates to the outside of the flood prevention box body (1) and is fixed with a handle (42), the outer side of the movable shaft (41) is fixed with two groups of driving bevel gears (43), one end of the threaded sleeve (3) penetrates to the inner cavity of the fixing box (2) and is fixed with a driven bevel gear (44), and the driving bevel gears (43) and the driven bevel gear (44) are meshed with each other on the sides opposite to each other.

3. The connecting structure of a protective case according to claim 1, wherein: The rectangular plate (6) is provided with a long slot (9), and the length of the long slot (9) is greater than the diameter of the limiting screw rod (8).

4. The connecting structure of a protective case according to claim 1, wherein: One side of the flood prevention box body (1) is provided with a water inlet (10), the other side of the flood prevention box body (1) is provided with a water outlet (11), the height of the water outlet (11) is lower than that of the water inlet (10), and sealing plugs are arranged in the water inlet (10) and the water outlet (11).

5. The connecting structure of a protective case according to claim 1, wherein: One side of the flood prevention box body (1) is provided with a positioning groove (12), and the other side of the flood prevention box body (1) is fixed with a positioning block (13) opposite to the positioning groove (12).

6. The connecting structure of a protective case according to claim 1, wherein: One side of the flood prevention box body (1) located at the water outlet (11) is provided with a storage groove, and the inner cavity of the storage groove movably arranged a telescopic adjusting rod (14), the other end of the telescopic adjusting rod (14) movably arranged a supporting plate (15).

7. The connecting structure of a protective case according to claim 6, wherein: The telescopic adjusting rod (14) comprises two groups of adjusting screw rods (141), and the outer side of the adjusting screw rod (141) is threadedly connected with a bidirectional threaded cylinder (142).

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