Underground engineering plash protection cover plate

Abstract

The utility model relates to the technical field of underground engineering, in particular to an underground engineering plash protective cover plate, which is characterized in that door bodies are arranged on the left side and the right side in a fixed frame through hinges, and are erected in the fixed frame; a plurality of holes are formed in the door body, and base plates are fixed in the holes; the reinforcing mechanisms are respectively connected with the door body; the handles are respectively arranged on the inner sides of the upper surfaces of the left and right door bodies; the auxiliary mechanisms are respectively connected with the handles; a first groove body is formed in the inner side of the upper surface of the door body, a second groove body is formed above the first groove body, and the handle and the auxiliary mechanism are arranged in the first groove body; longitudinal and transverse reinforcing ribs are arranged below to support the cover plate, normal walking and construction can be carried out on the cover plate, and the bearing capacity meets the use requirement; the handle can be conveniently hidden below the upper surface of the door body when not used, so that the handle does not protrude outwards, normal walking and construction are not affected, the handle is convenient to lift for use during use, and practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of underground engineering, in particular to a protective cover plate for a water pit in an underground engineering. Background Art

[0002] In underground engineering, a cover plate is used for protection of water pits. The cover plate needs to be used for normal walking and construction, so it needs strong supporting force, and the cover plate needs to be able to be opened. However, the handles attached to the cover plate are generally convex, which will affect normal walking and construction in actual use. Therefore, a protective cover plate for underground engineering water pits is proposed. Utility Model Content

[0003] The utility model aims to provide a protective cover plate for underground water pits in view of the defects and shortcomings of the prior art, so as to solve the above problems.

[0004] To achieve the above purpose, the technical solution adopted by the utility model is: it comprises a fixed frame, a door body and a pad; the door body is arranged on the left and right sides of the fixed frame through hinges, and the door body is mounted in the fixed frame; a plurality of holes are opened on the door body, and pads are fixed in the holes;

[0005] It also contains:

[0006] Reinforcement mechanisms, the number of which is two and which are respectively connected to the door body;

[0007] Handles, the number of which is two and which are respectively arranged on the inner sides of the upper surfaces of the left and right door bodies;

[0008] Auxiliary mechanism, the number of the auxiliary mechanism is two, and they are respectively connected to the handle; a No. 1 groove body is opened on the inner side of the upper surface of the door body, a No. 2 groove body is opened above the No. 1 groove body, and the handle and the auxiliary mechanism are arranged in the No. 1 groove body.

[0009] Preferably, the reinforcement mechanism comprises:

[0010] The first reinforcing ribs are multiple in number and are inserted into the door body front and back respectively; the first reinforcing ribs are arranged at the bottom of the pad;

[0011] The No. 2 reinforcing ribs are in multiple numbers and are respectively inserted into the holes of the door body on the left and right sides; the No. 2 reinforcing ribs are arranged below the No. 1 reinforcing ribs.

[0012] Preferably, the auxiliary mechanisms include:

[0013] Slide rails, there are two of them, which are respectively fixed at the front and rear of the first tank body, and the slide rails are arranged in an arc shape;

[0014] Moving blocks, the number of the moving blocks is two, and they are respectively arranged on the slide rails; the upper end of the moving block is abutted against the inner top plate of the No. 1 tank body, and the lower end of the moving block is abutted against the slide rail;

[0015] Slide rods, the number of which is two and which are respectively inserted and fixed in the moving block, and the bottom of the slide rod is slidably inserted on the slide rail;

[0016] A connecting rod, both ends of which are screwed to the front and rear moving blocks through shafts and bearings; and a handle is fixed to the opposite outer side walls of the connecting rod.

[0017] Preferably, four limit plates are respectively fixed on the No. 1 groove body; the limit plates are respectively arranged on the inner rear side and the outer front side of the handle.

[0018] Preferably, the four limit tubes are respectively arranged on the inner and outer sides of the front and rear slide rails; the limit tube is fixed in the No. 1 slot; the four limit blocks are respectively movably inserted in the limit tubes, and the upper ends of the limit blocks are spherical structures; the bottom of the moving block is provided with a groove that fits with the upper end of the limit block; the four springs are respectively mounted on the limit blocks, one end of the spring is fixed to the limit tube, and the other end of the spring is fixed to the limit block.

[0019] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model provides a protective cover plate for underground water pits, with longitudinal and transverse reinforcing ribs underneath to support the cover plate, so that normal walking and construction can be carried out on the cover plate, and the bearing capacity meets the use requirements; the handle can be hidden under the upper surface of the door body when not in use, so that the handle does not protrude and does not affect normal walking and construction, and the handle is easy to lift for use when in use, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 It is a structural schematic diagram of the utility model.

[0022] Figure 2 It is a schematic diagram of the bottom structure of the door body in the utility model.

[0023] Figure 3 It is a structural schematic diagram of the door body in the utility model.

[0024] Figure 4 It is a structural schematic diagram of the handle rotation in the utility model.

[0025] Figure 5 It is a structural schematic diagram of the auxiliary mechanism in the utility model.

[0026] Figure 6 yes Figure 5 Enlarged view of part A in .

[0027] Figure 7 It is a structural schematic diagram of the auxiliary mechanism in the utility model when it is used.

[0028] Figure 8 It is a schematic diagram of the bottom structure of the moving block in the utility model.

[0029] Description of reference numerals:

[0030] Fixed frame 1, door body 2, hole 2-1, slot body No. 1 2-2, slot body No. 2 2-3, pad 3, reinforcement mechanism 4, reinforcing rib No. 1 4-1, reinforcing rib No. 2 4-2, handle 5, auxiliary mechanism 6, slide rail 6-1, moving block 6-2, slide rod 6-3, connecting rod 6-4, limit plate 6-5, limit tube 6-6, limit block 6-7, groove 6-8, spring 6-9. DETAILED DESCRIPTION

[0031] The utility model is further described below in conjunction with the accompanying drawings.

[0032] See also Figure 1-8 , it comprises a fixed frame 1, a door body 2 and a backing plate 3; the door body 2 is provided on both sides of the fixed frame 1 through hinges, and the door body 2 is mounted in the fixed frame 1; a plurality of holes 2-1 are opened on the door body 2, and the backing plate 3 is fixed in the holes 2-1;

[0033] It also contains:

[0034] The reinforcement mechanism 4 is two in number and is respectively connected to the door body 2; the reinforcement mechanism 4 comprises:

[0035] The first reinforcing rib 4-1 is provided at the bottom of the pad 3; the number of the first reinforcing rib 4-1 is several, and the first reinforcing rib 4-1 is inserted into the door body 2 at the front and rear sides respectively; the first reinforcing rib 4-1 is provided at the bottom of the pad 3;

[0036] The second reinforcing rib 4-2 is in multiple numbers and is inserted into the hole 2-1 of the door body 2 on the left and right sides respectively; the second reinforcing rib 4-2 is arranged below the first reinforcing rib 4-1;

[0037] Handles 5, the number of which is two and which are respectively arranged on the inner sides of the upper surfaces of the left and right door bodies 2;

[0038] Auxiliary mechanism 6, the number of the auxiliary mechanism 6 is two, and each of them is connected to the handle 5; a first slot 2-2 is provided on the inner side of the upper surface of the door body 2, a second slot 2-3 is provided above the first slot 2-2, and the handle 5 and the auxiliary mechanism 6 are provided in the first slot 2-2; the auxiliary mechanism 6 includes:

[0039] Slide rails 6-1, the number of the slide rails 6-1 is two, and they are respectively fixed at the front and rear of the first tank body 2-2, and the slide rails 6-1 are arranged in an arc shape;

[0040] Moving blocks 6-2, the number of the moving blocks 6-2 is two, and they are respectively arranged on the slide rails 6-1; the upper end of the moving block 6-2 is abutted against the inner top plate of the first tank body 2-2, and the lower end of the moving block 6-2 is abutted against the slide rail 6-1;

[0041] Slide rods 6-3, the number of which is two and each of which is inserted and fixed in the moving block 6-2, and the bottom of the slide rods 6-3 is slidably inserted on the slide rail 6-1;

[0042] A connecting rod 6-4, both ends of which are screwed to the front and rear moving blocks 6-2 through shafts and bearings; a handle 5 is fixed to the opposite outer side walls of the connecting rod 6-4 through bolts;

[0043] The limiting plates 6-5 are two in number and are respectively welded and fixed on the first slot body 2-2; the limiting plates 6-5 are respectively arranged on the inner rear side and the outer front side of the handle 5;

[0044] The limiting tube 6-6 is two in number and is respectively arranged on the inner side and the outer side of the front and rear slide rails 6-1; the limiting tube 6-6 is welded and fixed in the first tank body 2-2;

[0045] Limiting blocks 6-7, the number of the limiting blocks 6-7 is two, and they are respectively movably inserted in the limiting tube 6-6, and the upper end of the limiting block 6-7 is a spherical structure; the bottom of the moving block 6-2 is provided with a groove 6-8 that fits with the upper end of the limiting block 6-7;

[0046] Spring 6-9, the number of the springs 6-9 is two, and they are respectively mounted on the limit blocks 6-7, one end of the spring 6-9 is fixed to the limit tube 6-6, and the other end of the spring 6-9 is fixed to the limit block 6-7.

[0047] The working principle of this specific embodiment is as follows: when a passerby walks on the cover plate, the No. 1 reinforcing rib 4-1 and the No. 2 reinforcing rib 4-2 play a role of stable support; when the cover plate needs to be opened, the handle 5 is turned inward so that the handle 5 stands upright, and the upper end of the handle 5 protrudes above the door body 2, and the handle 5 is turned horizontally so that the slide bar 6-3 in the moving block 6-2 rotates in the slide rail 6-1, with the rear end of the handle 5 facing inward and the front end of the handle 5 facing outward. The limit plate 6-5 prevents the connecting rod 6-4 from rotating excessively. When the moving block 6-2 moves to the position of the limit block 6-7, the limit block 6-7 is stuck in the groove 6-8 at the bottom of the moving block 6-2, so that the handle 5 is tilted and fixed, and the handle 5 is easy to use and open.

[0048] After adopting the above structure, the beneficial effects of this specific implementation are:

[0049] 1. A reinforcement mechanism 4 is provided, and longitudinal and transverse No. 1 reinforcing ribs 4-1 and No. 2 reinforcing ribs 4-2 are provided below to support the cover plate. Normal walking and construction can be carried out on the cover plate, and the bearing capacity meets the use requirements;

[0050] 2. An auxiliary mechanism 6 is provided to facilitate hiding the handle 5 below the upper surface of the door body 2 when the handle 5 is not in use, so that the handle 5 does not protrude and does not affect normal walking and construction. The handle 5 is easy to lift and use when in use, thereby improving practicality.

[0051] The above description is only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. A protective cover plate for a water pit in an underground project, comprising a fixed frame (1), a door body (2) and a backing plate (3); the fixed frame (1) is provided with a door body (2) on both sides thereof via hinges, and the door body (2) is mounted in the fixed frame (1); a plurality of holes (2-1) are formed on the door body (2), and the backing plates (3) are fixed in the holes (2-1); It is characterized in that It also contains: A reinforcement mechanism (4), wherein the number of the reinforcement mechanisms (4) is two and each of the reinforcement mechanisms (4) is connected to the door body (2); Handles (5), the number of the handles (5) being two, and being arranged on the inner sides of the upper surfaces of the left and right door bodies (2), respectively; Auxiliary mechanisms (6), the number of the auxiliary mechanisms (6) is two, and they are respectively connected to the handle (5); a first groove body (2-2) is provided on the inner side of the upper surface of the door body (2), a second groove body (2-3) is provided above the first groove body (2-2), and the handle (5) and the auxiliary mechanism (6) are arranged in the first groove body (2-2).

2. The underground engineering water pit protective cover plate according to claim 1, characterized in that: The reinforcement mechanism (4) comprises: A number one reinforcing rib (4-1), wherein the number of the number one reinforcing ribs (4-1) is plural and each of them is inserted into the door body (2) at the front and rear sides; the number one reinforcing rib (4-1) is arranged at the bottom of the pad (3); The second reinforcing ribs (4-2) are multiple in number and are respectively inserted into the holes (2-1) of the door body (2) on the left and right sides; the second reinforcing ribs (4-2) are arranged below the first reinforcing ribs (4-1).

3. The underground engineering water pit protective cover plate according to claim 1, characterized in that: The auxiliary mechanism (6) comprises: Slide rails (6-1), the number of the slide rails (6-1) being two and being respectively fixed at the front and rear of the first trough body (2-2), and the slide rails (6-1) being arranged in an arc shape; Moving blocks (6-2), the number of the moving blocks (6-2) being two and being respectively arranged on the slide rail (6-1); the upper end of the moving block (6-2) is abutted against the inner top plate of the first trough body (2-2), and the lower end of the moving block (6-2) is abutted against the slide rail (6-1); Sliding rods (6-3), the number of the sliding rods (6-3) being two, and each of which is inserted and fixed in the moving block (6-2), and the bottom of the sliding rod (6-3) is slidably inserted on the sliding rail (6-1); A connecting rod (6-4), the two ends of which are screwed to the front and rear moving blocks (6-2) via shafts and bearings; and a handle (5) is fixed to the opposite outer side walls of the connecting rod (6-4).

4. The underground engineering water pit protective cover plate according to claim 3, characterized in that: Four limit plates (6-5) are respectively fixed on the No. 1 slot body (2-2); the limit plates (6-5) are respectively arranged on the inner rear side and the outer front side of the handle (5).

5. The underground engineering water pit protective cover plate according to claim 3, characterized in that: Four limit tubes (6-6) are respectively arranged on the inner side and the outer side of the front and rear slide rails (6-1); the limit tube (6-6) is fixed in the first slot body (2-2); four limit blocks (6-7) are respectively movably inserted in the limit tubes (6-6), and the upper ends of the limit blocks (6-7) are spherical structures; the bottom of the moving block (6-2) is provided with a groove (6-8) that fits with the upper ends of the limit blocks (6-7); four springs (6-9) are respectively sleeved on the limit blocks (6-7), one end of the spring (6-9) is fixed to the limit tube (6-6), and the other end of the spring (6-9) is fixed to the limit block (6-7).

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