Warning board for water conservancy construction

Abstract

The utility model discloses a warning board for water conservancy construction, and relates to the technical field of warning boards, the warning board comprises a first support and a second support, one side face of the first support is provided with a driving groove and a placing cavity, the interior of the driving groove is rotatably connected with a two-way screw, the two-way screw is in threaded connection with two sliding blocks, and the two sliding blocks are arranged in the placing cavity. An extrusion rod is hinged to one end of each sliding block through a pin shaft, the other end of each extrusion rod is hinged to one side face of the second support through a pin shaft, the two sliding blocks are driven to get close to each other by rotating the two-way screw, and the second support is pushed to move away from the first support through extrusion of the extrusion rods; the plastic warning cloth in the containing groove is pulled out to play a warning role by rotating the two-way screw rod in the reverse direction, the two sliding blocks are close to each other by rotating the two-way screw rod in the reverse direction to enable the plastic warning cloth to be stored in the containing groove, the first support and the second support are combined together, the overall occupied space of the device is reduced, and therefore carrying or transportation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of warning board, specifically a warning board for water conservancy construction. BACKGROUND

[0002] Water conservancy construction is the work of building water conservancy projects according to the engineering structure, quantity, quality, progress and cost requirements of the design, which includes construction preparation, construction technology and construction management, etc. With the development of science and technology, water conservancy construction has become an independent discipline. Safety warning is needed for the construction site in water conservancy construction. The safety signs on the warning board are composed of safety colors (safety colors are colors used to express warning, prohibition, instruction, and prompt safety information, which are specifically red, blue, yellow, and green, and their contrast colors are black and white), geometric shapes, and graphic symbols, which are used to express specific safety information. These signs are divided into four categories: warning signs, prohibition signs, instruction signs, and prompt signs. For the construction site of a building project, warning boards are often used to warn people.

[0003] Patent No. CN221855332U discloses a water conservancy construction warning support, belonging to the technical field of warning devices. A water conservancy construction warning support, including a base, a warning board, an adjustment structure, and a fixing structure, the fixing structure is symmetrically provided with two groups, used for clamping and fixing the warning board, the adjustment structure is arranged in the base, and the two groups of fixing structures are arranged on the adjustment structure, the adjustment structure is used for adjusting the distance between the two groups of fixing structures, the adjustment structure includes a main rotating shaft and a moving arm, and the base upper portion is provided with an installation slot. The utility model can adjust the distance between the two groups of fixing structures through the adjustment structure, so that different sizes of warning boards can be installed on the fixing structure, and the placement of different sizes of warning boards is easy, thereby solving the problem that different types and sizes of warning boards cannot be placed on the same support in the prior art.

[0004] However, the inventor of the above-mentioned device believes that there are certain defects. The above-mentioned device has a large overall volume, which is not convenient for personnel to carry and transport, and the large volume also occupies a large storage space when stored. Therefore, the utility model provides a warning board for water conservancy construction. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a warning board for water conservancy construction to solve the problems in the prior art.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A warning sign for water conservancy construction, first support and second support are provided, one side of first support is equipped with drive groove and placement cavity, the inside rotation of drive groove is connected with two -way screw rod, two sliding blocks are threadedly connected on two -way screw rod, one end of each sliding block is hinged with extrusion rod through pin shaft, the other end of extrusion rod is hinged on one side of second support, the inside of placement cavity is equipped with plastic warning cloth, the other end of plastic warning cloth is fixedly connected on one side of second support, the inside of placement cavity is equipped with winding mechanism that is used for winding plastic warning cloth.

[0007] Preferably, the winding mechanism comprises a winding roller rotating in the placement cavity, one end of the plastic warning cloth is wound on the winding roller, and the winding roller is driven to rotate and unwind by pulling the plastic warning cloth out of the placement cavity.

[0008] Preferably, the inner wall of the placement cavity is fixedly connected with a clock spring, one end of the clock spring is fixedly connected with the rotating shaft of the winding roller, and the clock spring drives the winding roller to rotate reversely when the winding roller is not under stress.

[0009] Preferably, the first support is fixedly connected with a fixing strip, one end of the fixing strip is fixedly connected with a rubber strip, the rubber strip is in contact with the plastic warning cloth, and the rubber strip cleans the dust and impurities adhered to the surface of the plastic warning cloth when the plastic warning cloth is wound into the placement cavity.

[0010] Preferably, the first support and the second support are both fixedly connected with a fixing sleeve, a sliding support rod is slidably connected in the fixing sleeve, one end of the sliding support rod is fixedly connected with a base, and the device is supported by the base by pulling the sliding support rod out of the fixing sleeve.

[0011] Preferably, a fixing bolt is inserted into the fixing sleeve, a screw hole matched with the fixing bolt is formed in the sliding support rod, and the sliding of the sliding support rod in the fixing sleeve is limited by the fixing bolt and the screw hole.

[0012] Preferably, a groove is formed in the bottom of the base, a rotating plate is rotatably connected in the groove, the base and the rotating plate are cross-shaped by rotating the rotating plate out of the bottom of the base, and the stability of the device during placement is improved.

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

[0014] 1、The application drives two sliding blocks to approach each other by rotating the bidirectional screw, pushes the second support to move away from the first support by extrusion of the extrusion rod, pulls out the plastic warning cloth inside the placing groove to play a warning role, and makes the plastic warning cloth enter the inside of the placing groove by rotating the bidirectional screw in the opposite direction to make the two sliding blocks approach each other, and the first support and the second support are combined together, so that the land occupation space of the device as a whole is reduced, thereby facilitating carrying or transportation.

[0015] 2、The first support and the second support are supported by the sliding support rod and the base, and the installation height of the plastic warning cloth is adjusted by controlling the length value of the sliding support rod extending outward in the fixed sleeve, and the sliding support rod is retracted into the inside of the fixed sleeve after use to reduce the land occupation space of the support mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of the warning sign for water conservancy construction;

[0017] Figure 2 It is a bidirectional screw installation perspective view of the warning sign for water conservancy construction;

[0018] Figure 3 It is a second support perspective view of the warning sign for water conservancy construction;

[0019] Figure 4 It is a placing cavity internal structure perspective view of the warning sign for water conservancy construction;

[0020] Figure 5 It is a Figure 1 A enlarged schematic view.

[0021] Reference numerals in the drawing: 1, first support; 2, second support; 3, bidirectional screw; 31, sliding block; 32, extrusion rod; 4, plastic warning cloth; 41, winding roller; 42, clock spring; 5, fixed bar; 51, rubber bar; 6, fixed sleeve; 7, sliding support rod; 8, base; 9, rotating plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figure 1 , Figure 2 ,Figure 3 、 Figure 4 and Figure 5 The utility model provides a warning board for water conservancy construction, including first support 1 and second support 2, one side of first support 1 is equipped with drive slot and placing cavity, the inside rotation is connected with two -way screw rod 3 in drive slot, two -way screw rod 3 is threadedly connected with two sliding blocks 31, two -way screw rod 3 is the screw rod with two sections of outer threads, and the thread direction of two sections of outer threads is opposite, moves by rotating two -way screw rod 3 to make two sliding blocks 31 close to each other or away from each other, and the hand wheel for driving two -way screw rod 3 rotation is installed at one end of first support 1, and the other end of each sliding block 31 is hinged with extrusion rod 32 through pin shaft, and the other end of extrusion rod 32 is hinged in one side of second support 2, and two sliding blocks 31 are driven to close to each other by rotating two -way screw rod 3, and second support 2 is extruded away from first support 1 by extrusion rod 32.

[0024] Please refer to Figure 1 、 Figure 4 and Figure 5 , the inside of placing cavity is equipped with plastic warning cloth 4, the other end of plastic warning cloth 4 is fixedly connected in one side of second support 2, and the through slot that is connected with placing cavity is formed in first support 1, and plastic warning cloth 4 extends to the outside of placing cavity through the through slot, when second support 2 moves away from first support 1, plastic warning cloth 4 in placing slot is pulled out, and the warning effect is achieved by printing or writing warning slogans on plastic warning cloth 4, and fixed strip 5 is fixedly connected on first support 1, one end of fixed strip 5 is fixedly connected with rubber strip 51, and rubber strip 51 is in contact with plastic warning cloth 4, when plastic warning cloth 4 is retracted in placing cavity, the surface of plastic warning cloth 4 is cleaned by rubber strip 51.

[0025] Please refer to Figure 1 and Figure 4 , the inside of placing cavity is equipped with winding mechanism for winding plastic warning cloth 4, and the winding mechanism includes winding roller 41 that rotates in the inside of placing cavity, one end of plastic warning cloth 4 is wound on winding roller 41, the inner wall of placing cavity is fixedly connected with clockwork 42, one end of clockwork 42 is fixedly connected with the rotating shaft of winding roller 41, winding roller 41 is driven to rotate and unwind when plastic warning cloth 4 is pulled out from placing slot, and when one end of plastic warning cloth 4 is not under stress, winding roller 41 is driven to automatically wind plastic warning cloth 4 by the elastic force of clockwork 42.

[0026] Please refer to Figure 1 、 Figure 2 and Figure 3The first support 1 and the second support 2 are fixedly connected with a fixed sleeve 6, the inside of the fixed sleeve 6 is slidably connected with a sliding support rod 7, one end of the sliding support rod 7 is fixedly connected with a base 8, the fixed sleeve 6 is inserted with a fixed bolt, the sliding support rod 7 is provided with a screw hole matched with the fixed bolt, the sliding support rod 7 is pulled out from the inside of the fixed sleeve 6, the base 8 is used to support the whole device, and the sliding of the sliding support rod 7 is limited through the fixed bolt and the screw hole.

[0027] Please refer to Figure 1 , Figure 2 and Figure 3 again, the bottom of the base 8 is provided with a groove, the inside of the groove is rotatably connected with a rotating plate 9, the rotating plate 9 is arranged in a cross shape with the base 8 by rotating the rotating plate 9, the stability during placing of the device is improved, and the base 8 and the rotating plate 9 are provided with mounting holes for the fastener to pass through.

[0028] Working principle: the device is moved to a suitable position, the two sliding blocks 31 are made to slide close to each other by rotating the bidirectional screw rod 3, the second support 2 is pushed away from the first support 1 under the extrusion of the extrusion rod 32 to pull out the plastic warning cloth 4 from the inside of the placing groove, then the sliding support rod 7 is pulled out from the inside of the fixed sleeve 6, the base 8 at one end of the sliding support rod 7 is used to support the whole device, the rotating plate 9 is arranged in a cross shape with the base 8 by rotating the rotating plate 9, when the device needs to be stored, the sliding support rod 7 is put into the inside of the fixed sleeve 6, the two sliding blocks 31 are made to slide away from each other by reversely rotating the bidirectional screw rod 3, the second support 2 is made to approach the first support 1, the winding roller 41 is driven to reversely rotate under the action of the elastic force of the spring 42, the plastic warning cloth 4 is wound through the winding roller 41, the surface of the plastic warning cloth 4 is cleaned through the rubber strip 51 at one end of the fixed strip 5 during winding.

[0029] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but rather that it can be implemented in other embodiments without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No limitation is intended to the details of the drawings in which any reference numerals in the claims are to be understood as a reference to any drawing wherein the reference numeral appears and further to the equivalent thereof.

Claims

1. A warning sign for water works construction, characterized by: The utility model provides a plastic warning cloth automatic winding device, including first support (1) and second support (2), one side of first support (1) is equipped with drive slot and placement cavity, the inside rotation of drive slot is connected with two -way screw rod (3), two -way screw rod (3) is connected with two sliding blocks (31) on the screw thread, and one end of every sliding block (31) is hinged with extrusion rod (32) through pin shaft, the other end of extrusion rod (32) is hinged in one side of second support (2), and the inside of placement cavity is equipped with plastic warning cloth (4), and the other end of plastic warning cloth (4) is fixedly connected in one side of second support (2), and the inside of placement cavity is equipped with winding mechanism that is rolled up to plastic warning cloth (4).

2. The warning sign for hydraulic construction according to claim 1, characterized in that: The winding mechanism includes a winding roller (41) rotating in the placement cavity, and one end of the plastic warning cloth (4) is wound around the winding roller (41).

3. A warning sign for water works according to claim 2, characterized in that: The inner wall of the placement cavity is fixedly connected with a clockwork spring (42), and one end of the clockwork spring (42) is fixedly connected with the rotating shaft of the winding roller (41).

4. The warning sign for waterworks construction according to claim 1, wherein: The first support (1) is fixedly connected with a fixed strip (5), one end of the fixed strip (5) is fixedly connected with a rubber strip (51), and the rubber strip (51) is in contact with the plastic warning cloth (4).

5. The warning sign for water works according to claim 1, wherein: The first support (1) and the second support (2) are both fixedly connected with a fixed sleeve (6), the inside of the fixed sleeve (6) is slidably connected with a sliding support rod (7), one end of the sliding support rod (7) is fixedly connected with a base (8).

6. A warning sign for water works according to claim 5, characterized in that: The fixed sleeve (6) is inserted with a fixed bolt, and the sliding support rod (7) is provided with a screw hole matched with the fixed bolt.

7. The warning sign for water works according to claim 5, wherein: The bottom of the base (8) is provided with a groove, and the inside of the groove is rotatably connected with a rotating plate (9).

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