CN216948079U - Flood control plate - Google Patents

Abstract

The utility model provides a flood control plate, and belongs to the technical field of flood control equipment. It has solved the current flood control board and has connected the poor problem of stability. The flood control board comprises at least one first board body which is L-shaped, one side of the top of the first board body is provided with a first sliding groove, the other side of the top of the first board body is provided with a first sliding part, one side of the bottom of the first board body is provided with a first inserting groove, the other side of the bottom of the first board body is provided with a first inserting part, the first inserting part of the two adjacent first board bodies can be inserted into the first inserting groove, the first sliding part can be connected into the first sliding groove in a sliding mode, a first baffle plate is arranged in the first inserting groove, the first baffle plate can separate the first inserting groove into two cavities, the first inserting part on each first board body is inwards sunken to form a first limiting groove, the first inserting part is separated into a first inserting plate and a second inserting plate, the first inserting plate corresponds to be inserted into another cavity, and the first baffle plate is also clamped into the first limiting groove and the wall of the limiting groove. This flood control board can guarantee the stability of a plurality of flood control board after the equipment.

Description

Flood control plate

Technical Field

The utility model belongs to the technical field of flood control equipment, and relates to a flood control plate.

Background

Flood control boards, also known as flood control baffles, water baffles and the like, are very common water retaining tools in modern life, can block accumulated water generated in natural phenomena such as typhoon, rainstorm and the like, prevent the accumulated water from entering buildings and roads with low terrain, and prevent the accumulated water from forming, causing waterlogging, blocking traffic and submerging roads and houses.

Flood control board among the prior art generally includes a plurality of plate bodies by rigid plastic injection moulding, and every plate body all is L shape, and the slot is seted up with one side of bottom in every plate body top, and the opposite side is close to edge integrated into one piece and has the picture peg, and two plate bodies realize dismantling the connection in each slot through the grafting that each picture peg corresponds when the equipment.

However, when each flood control board is used after being assembled, certain pressure (impact load) caused by water flow is needed, and two adjacent board bodies are only fixed through single insertion and difficult to keep stable connection, so that each board body is scattered by the water flow when being used in the subsequent use process, and then the water flow can be poured into roads and buildings through gaps between the two board bodies.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a flood control plate, which aims to solve the technical problems that: how to ensure the stability of a plurality of flood control boards after being assembled.

The purpose of the utility model can be realized by the following technical scheme: the flood control board comprises at least one first board body which is L-shaped, and is characterized in that one side of the top of the first board body is provided with a first sliding groove, the other side of the first board body is provided with a first sliding part, one side of the bottom of the first board body is provided with a first inserting groove, the other side of the first inserting groove is provided with a first inserting part, a first baffle plate which can separate the first inserting groove is arranged in the first inserting groove of the first board body, and the first inserting part of the first board body is sunken upwards to form a first limiting groove which is used for yielding the first baffle plate.

The flood control board comprises at least one first board body which is formed in an L shape through injection molding, wherein one side of the top of each first board body is provided with a first chute, the other side of the top of each first board body is provided with a first sliding part, one side of the bottom of each first board body is provided with a first slot, the other side of the bottom of each first board body is provided with a first inserting part, one first board body can be independently used, when two adjacent first board bodies are assembled, a user can insert the first inserting part of one first board body into the first slot of the adjacent first board body to perform primary positioning, then the first sliding part of one first board body is slidably connected into the first chute of the adjacent first board body to perform secondary positioning, so that the top and the bottom of the two adjacent first board bodies are fixed, and further the connection stability of the two adjacent first board bodies is ensured on the premise that the two adjacent first board bodies can be disassembled, meanwhile, one baffle plate body is arranged in the first slot of each first board body, the first baffle plate can divide the slot into two chambers, and a first inserting part on each first plate body is inwards sunken to form a first limiting groove, so that the first inserting part is also divided into a first inserting plate and a second inserting plate; aiming at the inserting and fixing process of the bottoms of the first two adjacent plate bodies, when a user inserts the first inserting part into the first inserting groove, the first inserting plate is correspondingly inserted into one cavity of the first inserting groove and clamped with the inner wall of the cavity, so that primary positioning is realized, the second inserting plate is correspondingly inserted into the other cavity and clamped with the inner wall of the cavity, so that secondary positioning is realized, and meanwhile, the first baffle plate is also clamped into the first limiting groove and clamped with the wall of the first limiting groove, so that tertiary positioning is realized; therefore, the stability of connection of the bottoms of two adjacent plate bodies is ensured, and the stability of the assembled plate bodies is further ensured.

In the flood control board, the edge of one side of the top of the first plate body is provided with a first connecting cover, the first connecting cover and the first plate body surround to form the first sliding groove, one end of the first connecting cover is provided with a first sliding part inserted abdicating notch, one side of the bottom of the first plate body is provided with a first fixing cover, the first fixing cover and the first plate body surround to form the first inserting groove, one end of the first fixing cover is provided with a second abdicating notch for the first abdicating inserting part, and the first baffle is fixedly arranged between the first fixing cover and the first plate body.

One side edge of the top of the plate body I is provided with a first connecting cover, one side of the bottom of the plate body I is provided with a first fixing cover, the first connecting cover and the first plate surface of the plate body I are encircled to form a first chute, the first fixing cover and the first plate surface of the plate body I are encircled to form a first slot I, therefore, when the plate body I is ensured to be convenient and fast to injection-mold, the structural strength of the first plate body I is prevented from being reduced due to the fact that a hole is formed in the first plate body I, one end of the first connecting cover is provided with a first abdicating notch I, when the plate body I is assembled or disassembled subsequently, a user can slide the first sliding part I of the other plate body I into or out of the first chute from the abdicating notch I, the phenomenon that the interference between the first sliding part I and the connecting cover is too large is avoided, one end of the first fixing cover is provided with a second abdicating notch, when the second inserting plate II of the first inserting part is required to be inserted into one cavity of the first slot, the abdicating notch can play an abdicating role, and one edge of the first inserting part is prevented from interfering with one fixing cover, in addition, because the two ends of the first baffle plate are respectively fixed with the first plate body and the first connecting cover, the structural stability of the first slot formed by encircling the first connecting cover and the first plate body can be ensured to be higher.

In the above flood control board, a groove wall of the first limiting groove gradually inclines inwards from the groove opening to the groove bottom, the groove bottom wall of the first limiting groove is arc-surface-shaped, one end of the first baffle, which is close to the groove opening of the first slot, is arc-surface-shaped, and the first inserting part is provided with a third abdicating notch communicated with the first limiting groove.

The groove walls on the two sides of the first limiting groove are gradually inclined inwards from the groove opening to the groove bottom, the groove bottom wall is arc-surface-shaped, and one end, close to the groove opening of the first inserting groove, of the first baffle is also arc-surface-shaped, so that when two adjacent plate bodies are assembled (namely one end of the first baffle is inserted into the first limiting groove), the groove wall of the first limiting groove can guide the first baffle, and after the first baffle and the first limiting groove are fixedly inserted, the end part of the first baffle is higher in fit with the groove bottom wall of the first limiting groove, and therefore stable positioning is guaranteed; in addition, a third abdicating notch is formed in the first inserting part, the third abdicating notch is communicated with the first limiting groove and corresponds to the second abdicating notch located at the fixed end, in the actual assembly process, one of the plug boards forming the first inserting part is inserted into one of the cavities of the first inserting groove in a matching mode through the third abdicating notch on the first inserting part and the first connecting cover, and interference between the first inserting part and the outer wall of the first connecting cover is avoided.

In foretell flood control board, this flood control board still includes a plate body two that is the L shape, two one side integrated into one piece of plate body have the reinforcing plate one that is three horn shapes, and opposite side top edge is equipped with connects and covers two, and bottom edge is equipped with fixed lid two, connect cover two with plate body two surrounds and forms spout two, connect two one ends of lid and seted up the breach of stepping down four, fixed lid two with surround between the plate body two and form slot two, fixed lid two with be equipped with between the plate body two and can with slot two carries out divided baffle two, the breach of stepping down five has been seted up to two one end of fixed lid.

This flood control board still includes that an injection moulding is the plate body two of L shape, and one side integrated into one piece of plate body two has the reinforcing plate one that is three horn shapes, and the opposite side is the same with one side structure of plate body, specifically is: the top edge sets up and to surround the connection lid two that forms spout two with two faces of plate body, bottom edge is equipped with and surrounds the fixed lid two that forms slot two with two faces of plate body, connect two one ends of lid and seted up the breach of stepping down four, fixed lid one end has been seted up the breach of stepping down five, and be provided with between fixed lid two and the body two and carry out divided baffle two with slot two, in the actual assembling process, structural stability can not obtain guaranteeing after the equipment of a plurality of plate body one finishes, the user can adopt the grafting the same with aforementioned two adjacent plate body ones this moment, a plurality of plate body one end of sliding connection mode after the equipment installs plate body two additional, the reinforcing plate structure through two sides of plate body improves the stability of a plurality of block equipment plate body one end together.

In foretell flood control board, this flood control board still includes a plate body three that is the L shape, three one side integrated into one piece of plate body have the reinforcing plate two that is three horn shapes, and opposite side top edge has sliding part two, and bottom department has grafting portion two, the sunken spacing groove two that forms on the grafting portion two, two cell walls of spacing groove inwards slope gradually from the notch to the tank bottom, just the tank wall of spacing groove two is the cambered surface form, the one end that baffle two are close to two notches of slot is the cambered surface form, just set up on the grafting portion two with the breach of stepping down six of two intercommunications in spacing groove.

This flood control board still includes that an injection moulding is the plate body three of L shape, and one side integrated into one piece of plate body three has the reinforcing plate two that is three horn shapes, and the opposite side is the same with the opposite side structure of plate body, specifically is: top edge integrated into one piece has sliding part two, bottom edge integrated into one piece has grafting portion two, the card is equipped with spacing groove two on the grafting portion two, spacing groove two is from notch inwards slope gradually to the tank bottom, make two tank bottoms walls of spacing groove become the cambered surface form, and the one end that baffle two is close to the notch is the cambered surface form, in the actual assembling process, another end structural stability can not obtain the assurance after the equipment of a plurality of plate body one finishes, the user can adopt the grafting that aforementioned two adjacent plate body one are the same this moment, the other end of a plurality of plate body one of sliding connection mode after the equipment installs plate body three additional, improve the stability of plate body one end that a plurality of block group assembled together through the reinforcing plate two structures of plate body one side, and through a plurality of plate body one, plate body two and plate body three constitute complete flood control board.

In the flood control plate, each first plate body is provided with one side of the first connecting cover and each side of the top of the second plate body, which is provided with the second connecting cover, is detachably connected with the limiting pin, and when the first sliding part slides into the first sliding groove, the second sliding part slides into the second sliding groove, the limiting pin can limit the first sliding part and the second sliding part.

Every plate body one has with two tops of plate body and is connected first, one side of connecting lid two can be dismantled and be connected with the spacer pin, after two adjacent plate body one \ plate body one with a plate body two \ plate body one with two tops of plate body pass through a sliding part sliding connection in spout one sliding part one sliding connection fixes in spout two, the user can wear to establish the location on plate body one or plate body two through the spacer pin, make sliding part one slide in spout one \ sliding part two by the spacer pin spacing after sliding in spout two from this, thereby guarantee two plate body one, plate body one and plate body two or plate body one and plate body three tops between be connected stably.

Compared with the prior art, this flood control board has following advantage:

the flood control board comprises at least one L-shaped board body I, wherein one side of the top of each board body I is provided with a first sliding groove, the other side of the top of each board body I is provided with a first sliding part, one side of the bottom of each board body I is provided with a first inserting groove, the other side of each board body I is provided with a first inserting part, two adjacent board bodies I can be inserted into the first inserting groove through the first inserting part, the first sliding part is slidably connected into the first sliding groove for positioning, in the inserting and fixing process of the bottoms of the two adjacent board bodies I, one inserting board I forming the first inserting part is correspondingly inserted into one cavity of the first inserting groove, so that primary positioning is realized, the other inserting board II forming the first inserting part is correspondingly inserted into the other cavity, so that secondary positioning is realized, and meanwhile, the first baffle plate I is also clamped into the first limiting groove and is clamped with the wall of the first limiting groove, so that tertiary positioning is realized; therefore, the stability of connection of the bottoms of two adjacent plate bodies is ensured, and the stability of the assembled plate bodies is further ensured.

The first sliding groove is formed by encircling between the first connecting cover and the first plate surface of the plate body, the first inserting groove is formed by encircling between the first fixing cover and the first plate surface of the plate body, therefore, the reduction of the structural strength of the first plate body is avoided while the convenience of injection molding of the first plate body is ensured, one end of the first connecting cover is provided with a first abdicating notch, a user can slide the first sliding part of the other first plate body into or out of the first abdicating notch to avoid the overlarge interference between the first sliding part and the first connecting cover, one end of the first fixing cover is provided with a second abdicating notch to avoid the interference between the first inserting part and one edge of the first fixing cover, in addition, the first baffle plate is fixedly arranged between the first fixing cover and the first plate body, therefore, the first slot is separated, and the two ends of the first baffle plate are respectively fixed with the first plate body and the first connecting cover, so that the structural stability of the first slot formed by encircling the first connecting cover and the first plate body can be ensured to be higher.

The groove walls on the two sides of the first limiting groove are gradually inclined inwards from the groove opening to the groove bottom, the groove bottom wall is arc-surface-shaped, and one end, close to the groove opening of the first inserting groove, of the first baffle is also arc-surface-shaped, so that the first baffle can be guided by the groove wall of the first limiting groove when one end of the first baffle is inserted into the first limiting groove, and the end part of the first baffle is higher in degree of engagement with the groove bottom wall of the first limiting groove after the first baffle and the first limiting groove are fixedly inserted; in addition, a third abdicating notch communicated with the first limiting groove is formed in the first inserting part, one inserting plate forming the first inserting part is inserted into one cavity of the first inserting groove in a matched mode through the third abdicating notch in the first inserting part and the second abdicating notch in the first fixing cover, and interference between the first inserting part and the outer wall of the first connecting cover is avoided.

Fourth, this flood protection plate group still includes a plate body two that is L shape, one side integrated into one piece of plate body two has the reinforcing plate one that is three horn shapes, opposite side top department is provided with connects and covers two, bottom department sets up fixed lid two, connect and cover two, fixed lid two covers one with the connection on the plate body one, fixed lid a structure is the same, a plurality of plate body one can not obtain guaranteeing at the back structural stability that the equipment finishes, the user can adopt the same grafting this moment, a plurality of plate body one end of sliding connection mode after the equipment installs plate body two additional, the stability of plate body one end in the same place is improved to the reinforcing plate structure through plate body two one side.

Fifthly, this flood protection plate group still includes the plate body three that is L shape, one side integrated into one piece of plate body three has the reinforcing plate two that is three horn shapes, the opposite side top sets up sliding part two, the bottom sets up grafting part two, sliding part two, the first sliding part on grafting part two and the plate body one, grafting part one structure is the same, the user can adopt the same grafting, the other end of a plurality of plate body one after the equipment of sliding connection mode installs plate body three additional, the stability of plate body one end together of a plurality of block subassemblies is improved to the reinforcing plate two structure through three one sides of plate body, and through a plurality of plate body one, plate body two and plate body three constitute complete flood protection plate.

Sixthly, one side of each first plate body and the top of each second plate body, which is provided with a first connecting cover and a second connecting cover, is detachably connected with a limiting pin, and the limiting pin penetrates through the first plate body or the second plate body to be positioned, so that the stability of connection between the first plate body, the first plate body and the second plate body or between the first plate body and the third plate body is ensured.

Drawings

Fig. 1 is a schematic structural view of the flood control panel.

Fig. 2 is a first schematic structural diagram of the first plate body and a partially enlarged view thereof.

Fig. 3 is a schematic structural diagram of the first plate body and a partially enlarged view thereof.

Fig. 4 is a schematic structural diagram of a second plate body and a partially enlarged view thereof.

Fig. 5 is a second schematic structural diagram of the second plate body and a partially enlarged view thereof.

Fig. 6 is a schematic structural diagram of a third plate body and a partially enlarged view thereof.

Fig. 7 is a schematic view of the plate body bending to the front direction to form an inner arc shape.

Fig. 8 is a structural view of the plate body bent into an outer arc shape toward the back of the plate body.

In the figure, 1, a first plate body; 1a, a first sliding chute; 1b, a first sliding part; 1c, a first slot; 1c1, baffle one; 1d, a first inserting part; 1d1 and a first limit groove; 1d2 and a third abdicating notch; 1e, connecting the cover I; 1e1, yield gap one; 1f, fixing the cover I; 1f1 and a abdication gap II; 2. a second plate body; 2a, a first reinforcing plate; 2b, a second connecting cover; 2b1 and a yield notch IV; 2c, fixing a second cover; 2c1, a yield gap five; 3. a second chute; 4. a second slot; 5. a second baffle plate; 6. a third plate body; 6a, a second reinforcing plate; 6b, a second sliding part; 6c, a second inserting part; 6c1 and a second limit groove; 6c, a yield gap six; 7. and a limiting pin.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-6, the flood control board comprises at least one first board body 1, a second board body 2 and a third board body 6, wherein the first board body 1, the second board body 2 and the third board body 6 are all formed into an L shape by injection molding, a first connecting cover 1e is integrally formed at one side edge of the top of the first board body 1, a first fixing cover 1f is integrally formed at one side edge of the bottom (the same side as the first connecting cover 1e), a first sliding part 1b is arranged at the other side of the top of the first board body 1, a first inserting part 1d is arranged at the other side edge of the bottom, a first sliding groove 1a is formed by enclosing the first connecting cover 1e and the first board body 1, a first slot 1c is formed by enclosing the first fixing cover 1f and the first board body 1, a first abdicating notch 1e1 is formed at one end of the first connecting cover 1e, a second abdicating notch 1 is formed at one side of the first fixing cover 1f, a baffle plate I1 c1 is integrally formed in the fixed cover I1 f, the baffle plate I1 c1 divides the slot I1 c into a left chamber and a right chamber, the plugging part I1 d of each plate I1 is sunken inwards to form a limit groove I1 d1, so that the plugging part I1 d is divided into a board I and a board II, the plugging part I1 d of each plate I1 is sunken inwards to form a abdicating notch III 1d2 communicated with the limit groove I1 d1, when two adjacent plate I1 are connected, a user can abut one side of one plate I1 with the plugging part I1 d and the sliding part I1 b against one side of the other plate I1 with the connecting cover I1 e and the fixed cover I1 f, then the board I and the board II (namely the connecting part I1 d) are inserted into the chambers forming the slot I1 c, and the baffle plate I1 c1 is also inserted into the limit groove I1 d1, therefore, the bottoms of the two plate bodies I1 are inserted and fixed, and then a user slides the sliding part I1 b into the sliding groove I1 a through the abdicating notch I1 e1 at one end of the connecting cover I1 e, so that the tops of the two plate bodies I1 are detachably connected.

As shown in fig. 2, the groove wall of each first limiting groove 1d1 is inclined inward from the groove opening to the groove bottom direction thereof, so that the first baffle plate 1c1 can be guided in the process of being clamped into the first limiting groove 1d1, and the bottom wall of the first limiting groove 1d1 and the outer surface of one end of the baffle plate close to the groove opening of the first slot 1c are both arc-surface-shaped, thereby ensuring that the two are in a higher fit.

As shown in fig. 1, 4 and 5, one side of the plate body two 2 is provided with a first reinforcing plate 2a in a triangular shape, the top edge of the other side is integrally formed with a second connecting cover 2b, the bottom edge is integrally formed with a second fixing cover 2c, the second connecting cover 2b, the second fixing cover 2c and the second plate body 2 are also enclosed to form a second sliding chute 3 and a second slot 4, one end of the second connecting cover 2b is provided with a fourth abdicating notch 2b1, one end of the second fixing cover is provided with a fifth abdicating notch 2c1, the second fixing cover 2c is internally integrally formed with a second baffle 5, the second baffle 5 separates the second slot 4 into a left chamber and a right chamber, after the first plates 1 are spliced, the first plate 1 at one end can be slidably connected with the second sliding chute 3 on the second plate 2 through the first sliding part 1b at the top of the first plate 1 and the second inserting part 1d at the bottom of the first plate 1 to be inserted into the second slot 4 on the second plate 2 (the two adjacent plates in an inserting mode and an inserting mode 1 in the same way), and due to the existence of the abdicating notch five 2c1, the interference between the first inserting part 1d and the second inserting slot 4 can be avoided, so that the first plate body 1 and the second plate body 2 can be detachably connected.

As shown in fig. 1 and 6, one side of the plate body three 6 is provided with a triangular reinforcing plate two 6a, the edge of the top of the other side is integrally formed with a sliding part two 6b, the edge of the bottom is integrally formed with a plugging part two 6c, the plugging part two 6c of each plate body three 6 is recessed inwards to form a limiting groove two 6c1, the plugging part two 6c is recessed to form a abdicating notch six 6c2 communicated with the limiting groove two 6c1, the plate body one 1 at the other end can be slidably connected with the sliding part two 6b on the plate body three through the sliding groove one 1a at the top of the plate body one 1, and is fixedly connected with the plugging part two 6c on the plate body three through the inserting groove one 1c at the bottom of the plate body one 1, so that the plate body one 1 and the plate body three 6 can be detachably connected together, and the plate body two 2 and the plate body three 6 are assembled to form the complete flood control plate.

In addition, as shown in fig. 1-5, a through hole is formed in one side of the top of the first plate body 1 and the second plate body 2 (specifically, the first yielding notch 1e1 close to the first connecting cover 1e and the fourth yielding notch 2b1 close to the second connecting cover 2b), a limit pin 7 can be inserted into the through hole, and when the first plate body 1 and the second plate body 2/the first plate body 1 and the third plate body 6 and the first two adjacent plate bodies 1 are detachably connected together, a user can insert the limit pin 7 into the through hole for reinforcement.

In addition, as shown in fig. 7-8, to ensure the applicability, the first plate body 1 is formed by injection molding to be bent to an inner arc shape toward the front of the plate body itself, or is formed by injection molding to be bent to an outer arc shape toward the back of the plate body itself.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although 1, plate one is used more herein; 1a, a first sliding chute; 1b, a first sliding part; 1c, a first slot; 1c1, baffle one; 1d, a first inserting part; 1d1 and a first limit groove; 1d2 and a third abdicating notch; 1e, connecting the cover I; 1e1, yield gap one; 1f, fixing the cover I; 1f1 and a abdication gap II; 2. a second plate body; 2a, a first reinforcing plate; 2b, a second connecting cover; 2b1 and a yield notch IV; 2c, fixing a second cover; 2c1 and a fifth abdication notch; 3. a second chute; 4. a second slot; 5. a second baffle plate; 6. a third plate body; 6a, a second reinforcing plate; 6b, a second sliding part; 6c, a second inserting part; 6c1 and a second limit groove; 6c, a yield gap six; 7. a stop pin, etc., without excluding the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (6)

1. The utility model provides a flood control board, includes that at least one is plate body one (1) of L shape, its characterized in that, plate body one (1) top one side is equipped with spout one (1a), and the opposite side is equipped with sliding part one (1b), plate body one (1) bottom one side is equipped with slot one (1c), and the opposite side is equipped with grafting portion one (1d), every plate body one (1) be equipped with in slot one (1c) can with slot one (1c) carries out divided baffle one (1c1), every plate body one (1) the sunken formation in grafting portion one (1d) is used for stepping down spacing groove one (1d1) of baffle one (1c 1).

2. The flood protection plate according to claim 1, wherein a first connecting cover (1e) is disposed at an edge of a top side of the first plate body (1), the first connecting cover (1e) and the first plate body (1) surround to form the first sliding groove (1a), a first abdicating notch (1e1) for the first sliding part (1b) to be inserted into is formed at one end of the first connecting cover (1e), a first fixing cover (1f) is disposed at one side of a bottom of the first plate body (1), a first inserting groove (1c) is formed between the first fixing cover (1f) and the first plate body (1) in a surrounding manner, a second abdicating notch (1f1) for the first abdicating insertion part (1d) is formed at one end of the first fixing cover (1f), and the first baffle plate body (1c1) is fixedly disposed between the first fixing cover (1f) and the first plate body (1).

3. The flood protection plate according to claim 2, wherein the wall of the first limiting groove (1d1) gradually inclines inwards from the notch to the bottom of the groove, the bottom wall of the first limiting groove (1d1) is arc-shaped, one end of the first baffle (1c1) close to the notch of the first inserting groove (1c) is arc-shaped, and the first inserting part (1d) is provided with a third abdicating notch (1d2) communicated with the first limiting groove (1d 1).

4. The flood protection plate according to claim 2 or 3, further comprising a second L-shaped plate body (2), a first reinforcing plate (2a) in a triangular shape is integrally formed on one side of the second plate body (2), a second connecting cover (2b) is arranged at the edge of the top of the other side, a second fixing cover (2c) is arranged at the edge of the bottom, the second connecting cover (2b) and the second plate body (2) surround to form a second sliding chute (3), one end of the second connecting cover (2b) is provided with a yielding notch four (2b1), a slot two (4) is formed by surrounding the second fixing cover (2c) and the second plate body (2), the fixed cover II (2c) and the baffle II (5) which can separate the slot II (4) are arranged between the plate body II (2), and one end of the fixed cover II (2c) is provided with a yielding notch five (2c 1).

5. The flood control plate according to claim 4, further comprising a L-shaped plate body III (6), wherein a triangular reinforcing plate II (6a) is integrally formed on one side of the plate body III (6), a sliding part II (6b) is arranged at the edge of the top of the other side of the plate body III, an inserting part II (6c) is arranged at the bottom of the plate body III, the inserting part II (6c) is sunken to form a limiting groove II (6c1), the groove wall of the limiting groove II (6c1) is gradually inclined inwards from the groove opening to the groove bottom, the groove bottom wall of the limiting groove II (6c1) is arc-surface-shaped, one end of the baffle II (5), which is close to the groove opening of the inserting groove II (4), is arc-surface-shaped, and a position-yielding notch six (6c2) communicated with the limiting groove II (6c1) is formed in the inserting part II (6 c).

6. The flood barrier according to claim 5, wherein each of the first plate bodies (1) having one side connected to the first cover (1e) and the second plate bodies (2) having one side connected to the second cover (2b) at the top thereof is detachably connected to a stopper pin (7), and the stopper pin (7) is capable of stopping the first sliding portion (1b) \\ the second sliding portion (6b) when the first sliding portion (1b) is slid into the first sliding groove (1a) \\ and the second sliding portion (6b) is slid into the second sliding groove (3).

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