Anti-blocking structure of explosion-proof floor drain

Abstract

The utility model discloses an anti-blocking structure for an explosion-proof floor drain, and relates to the technical field of explosion-proof floor drains. The utility model comprises an explosion-proof floor drain shell and a cover plate, wherein both the explosion-proof floor drain shell and the cover plate are provided with a disassembly assembly component, and a protruding assembly is connected to the cover plate, and the disassembly assembly component comprises a circular groove, which is arranged on the upper surface of the explosion-proof floor drain shell. When there are too many debris inside the floor drain, the circular rotating block can be rotated by a lifting rod to make the arc-shaped slide plate move along the arc-shaped groove, and when the rotation is immobile, the limit plate corresponds to the limit perforation, and then the cover plate can be moved upward to facilitate cleaning of the debris in the floor drain. When installing, the circular rotating block can be rotated again by the lifting rod to make the limit plate in a vertical state, and then the limit plate is inserted into the limit perforation, and after the lifting rod is released, the limit plate can be placed in a parallel state by the force of the arc spring, and is limited, thereby facilitating the connection between the cover plate and the explosion-proof floor drain shell, and cleaning of the debris.

Description

Technical Field

[0001] The utility model relates to the technical field of explosion-proof floor drains, in particular to an anti-blocking structure of an explosion-proof floor drain. Background Art

[0002] Explosion-proof floor drain is a floor drain used in special occasions, generally used in the civil air defense area of ​​buildings. The explosion-proof floor drain is installed on the inner end of the protection area on the drainage pipe leading to the outside of the civil air defense protection area. It is usually in a closed state. When the explosion-proof floor drain is sealed, it can prevent explosion shock waves and other toxic gases from entering the protection body through the pipeline, thereby playing a safety protection role.

[0003] The cover plates on existing explosion-proof floor drains are mostly fixedly connected to the floor drains, which makes it inconvenient to clean the floor drains when too much debris clogs the floor drains, making it inconvenient to carry out subsequent work. In addition, dust, garbage, concrete, etc. laid on the ground will cover the explosion-proof floor drains, making it difficult for workers to find the explosion-proof floor drains in subsequent construction, affecting the construction progress. In view of the above problems, the inventors propose an anti-clogging structure for explosion-proof floor drains to solve the above problems. Utility Model Content

[0004] In order to solve the problems that the cover plates on the existing explosion-proof floor drains are mostly fixedly connected to the floor drains, which leads to excessive debris clogging the floor drains, making it inconvenient to clean the floor drains, and thus making it inconvenient to carry out subsequent work, and dust, garbage, concrete, etc. laid on the ground will cover the explosion-proof floor drains, making it difficult for workers to find the explosion-proof floor drains in subsequent construction, thus affecting the construction progress; the utility model aims to provide an anti-clogging structure for explosion-proof floor drains.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: an anti-blocking structure of an explosion-proof floor drain, comprising an explosion-proof floor drain shell and a cover plate, wherein both the explosion-proof floor drain shell and the cover plate are provided with disassembly and assembly components, and a protruding component is connected to the cover plate;

[0006] The disassembly and assembly component includes a circular groove, which is provided on the upper surface of the explosion-proof floor drain shell. There are two circular grooves, which are symmetrically arranged on the upper surface of the explosion-proof floor drain shell. A fixing plate is fixedly arranged on the inner surface of the circular groove, and a limiting through-hole is arranged on the fixing plate. A circular through-groove is provided on the upper surface of the cover plate. A circular rotating block is rotatably arranged in the circular through-groove. A lifting rod is fixedly provided on the upper surface of the circular rotating block, and a connecting rod is fixedly provided on the lower surface of the circular rotating block. A limiting plate is fixedly provided at the lower end of the connecting rod, and the limiting plate movably passes through the limiting through-hole. An arc groove is provided on the inner surface of the circular through-groove, and an arc slide is fixedly provided on the outer surface of the circular rotating block. The arc slide slide slides and slides in contact with the inner surface of the arc groove. Two arc springs are provided, and the arc springs are symmetrically arranged between the arc slide slide and the arc groove. An arc spring is fixedly provided between the arc slide slide and the arc groove.

[0007] Preferably, the protrusion component includes a protrusion shell, the lower surface of the protrusion shell is movably fitted with the upper surface of the cover plate, a notch is opened on the side of the protrusion shell, a rectangular groove is opened on the upper surface of the protrusion shell, a rectangular plate is slidably arranged in the rectangular groove, a square opening is opened on the upper surface of the rectangular plate, a spring is fixed between the rectangular plate and the inner surface of the rectangular groove, two springs are provided, and the spring array is distributed between the rectangular groove and the rectangular plate, the cross-sectional shapes of the rectangular groove and the rectangular plate are both "convex", a limit rod is fixed on the side of the rectangular plate away from the spring, the limit rod movably passes through the notch, a square block is fixed on the upper surface of the cover plate, a limit hole is opened on the side of the square block, and the limit rod is movably inserted in the limit hole.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. When there are too many debris inside the floor drain, the utility model can rotate the circular rotating block by the lifting rod to make the arc-shaped slide plate move along the arc groove. When the rotation stops, the limit plate corresponds to the limit perforation, and then the cover plate can be moved upward to facilitate the cleaning of the debris in the floor drain. When installing, the circular rotating block can be rotated again by the lifting rod to make the limit plate in a vertical state, and then the limit plate is inserted into the limit perforation. After the lifting rod is released, the limit plate can be in a parallel state by the force of the arc spring, and it is limited, so as to facilitate the connection between the cover plate and the explosion-proof floor drain housing and clean up the debris;

[0010] 2. The utility model can prevent dust, garbage, concrete, etc. generated during construction from entering the explosion-proof floor drain through the protruding shell to avoid blockage. At the same time, it can display the position of the explosion-proof floor drain and improve construction efficiency. When it is needed, the rectangular plate can be pulled through the square opening to move the limit rod from the limit hole, thereby releasing the connection between the protruding shell and the cover plate, thereby facilitating work. The protruding shell can be installed on the cover plate when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] 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 work.

[0012] Figure 1 It is a schematic diagram of the structure of the utility model.

[0013] Figure 2 This is a schematic diagram of the disassembly and assembly structure of the utility model.

[0014] Figure 3 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0015] Figure 4 This is a schematic diagram of the arc groove structure of the utility model.

[0016] Figure 5 This is a schematic diagram of the structure of the highlight component of the utility model.

[0017] In the figure: 1. explosion-proof floor drain shell; 2. cover plate; 3. disassembly and assembly component; 31. circular groove; 32. fixing plate; 33. limiting perforation; 34. circular through groove; 35. circular rotating block; 351. lifting rod; 36. connecting rod; 37. limiting plate; 38. arc groove; 381. arc spring; 39. arc slide plate; 4. protruding component; 41. protruding shell; 42. notch; 43. rectangular groove; 44. spring; 45. rectangular plate; 451. square mouth; 46. limiting rod; 47. square block; 48. limiting hole. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Embodiment 1: Figure 1-5 As shown, the utility model provides an anti-blocking structure of an explosion-proof floor drain, comprising an explosion-proof floor drain housing 1 and a cover plate 2, wherein both the explosion-proof floor drain housing 1 and the cover plate 2 are provided with a disassembly assembly 3, and the cover plate 2 is connected with a protruding assembly 4;

[0020] The disassembly and assembly component 3 includes a circular groove 31, which is provided on the upper surface of the explosion-proof floor drain housing 1. There are two circular grooves 31, and the circular grooves 31 are symmetrically arranged on the upper surface of the explosion-proof floor drain housing 1 to improve the stability of the connection. A fixing plate 32 is fixedly provided on the inner surface of the circular groove 31, and a limited position through hole 33 is provided on the fixing plate 32. A circular through groove 34 is provided on the upper surface of the cover plate 2. A circular rotating block 35 is rotatably provided in the circular through groove 34. A connecting rod 36 is fixedly provided on the lower surface of the circular rotating block 35. A limiting plate 37 is fixedly provided at the lower end of the connecting rod 36. The limiting plate 37 movably penetrates the limiting position through hole 33. An arc groove 38 is provided on the inner surface of the circular through groove 34. An arc slide 39 is fixedly provided on the outer surface of the circular rotating block 35. The arc slide 39 and the arc The inner surface of the groove 38 slides in fit, and an arc spring 381 is fixed between the arc slide 39 and the arc groove 38. When there are too many debris inside the floor drain, the circular rotating block 35 can be rotated by the lifting rod 351 to make the arc slide 39 move along the arc groove 38. When it cannot be rotated, the limit plate 37 corresponds to the limit perforation 33, and then the cover plate 2 can be moved upward to facilitate the cleaning of the debris in the floor drain. When installing, the circular rotating block 35 can be rotated again by the lifting rod 351 to make the limit plate 37 in a vertical state, and then the limit plate 37 is inserted into the limit perforation 33. After loosening the lifting rod 351, the limit plate 37 can be in a parallel state through the force of the arc spring 381, and it is limited, thereby facilitating the connection between the cover plate 2 and the explosion-proof floor drain housing 1.

[0021] A lifting rod 351 is fixedly provided on the upper surface of the circular rotating block 35 .

[0022] By adopting the above technical solution, the circular rotating block 35 can be rotated conveniently.

[0023] Two arc springs 381 are provided, and the arc springs 381 are symmetrically arranged between the arc slide plate 39 and the arc groove 38 .

[0024] By adopting the above technical solution, the stability of the connection is improved.

[0025] A square opening 451 is formed on the upper surface of the rectangular plate 45 .

[0026] By adopting the above technical solution, the rectangular plate 45 can be easily moved.

[0027] Embodiment 2: Figure 1As shown, the highlighting component 4 includes a highlighting shell 41, the lower surface of the highlighting shell 41 is movably fitted with the upper surface of the cover plate 2, a notch 42 is opened on the side of the highlighting shell 41, and a rectangular groove 43 is opened on the upper surface of the highlighting shell 41. A rectangular plate 45 is slidably arranged in the rectangular groove 43, and a spring 44 is fixed between the rectangular plate 45 and the inner surface of the rectangular groove 43. There are two springs 44, and the springs 44 are distributed in an array between the rectangular groove 43 and the rectangular plate 45. A limiting rod 46 is fixed on the side of the rectangular plate 45 away from the spring 44, and the limiting rod 46 movably passes through the notch 42. A square block 47 is fixed on the upper surface of the cover plate 2. The square block 47 A limiting hole 48 is provided on the side, and a limiting rod 46 is movably inserted in the limiting hole 48. The cross-sectional shapes of the rectangular groove 43 and the rectangular plate 45 are both "convex" shapes, which are convenient for connection. The protruding shell 41 can prevent dust, garbage, concrete, etc. generated during construction from entering the explosion-proof floor drain to avoid blockage. At the same time, it can display the position of the explosion-proof floor drain and improve construction efficiency. When it is needed, the rectangular plate 45 can be pulled through the square opening 451 to move, so that the limiting rod 46 is disengaged from the limiting hole 48, and the connection between the protruding shell 41 and the cover plate 2 is released, thereby facilitating work. The protruding shell 41 can be installed on the cover plate 2 when in use.

[0028] Working principle: When the utility model is in use, when there are too many debris inside the floor drain, the circular rotating block 35 can be rotated by the lifting rod 351 to make the arc-shaped slide plate 39 move along the arc groove 38. When the rotation is immobile, the limit plate 37 corresponds to the limit perforation 33, and then the cover plate 2 can be moved upward to facilitate the cleaning of the debris of the floor drain. When installing, the circular rotating block 35 can be rotated again by the lifting rod 351 to make the limit plate 37 in a vertical state, and then the limit plate 37 is inserted into the limit perforation 33. After the lifting rod 351 is released, the limit plate 37 can be moved by the force of the arc spring 381. The positioning plate 37 is in a parallel state and is limited, thereby facilitating the connection between the cover plate 2 and the explosion-proof floor drain shell 1. The protruding shell 41 can prevent dust, garbage, concrete, etc. generated during construction from entering the explosion-proof floor drain to avoid blockage. At the same time, it can display the position of the explosion-proof floor drain and improve construction efficiency. When it is needed, the rectangular plate 45 can be pulled through the square opening 451 to move the limiting rod 46 from the limiting hole 48, thereby releasing the connection between the protruding shell 41 and the cover plate 2, thereby facilitating work. The protruding shell 41 can be installed on the cover plate 2 when in use.

[0029] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. An anti-blocking structure for an explosion-proof floor drain, comprising an explosion-proof floor drain housing (1) and a cover plate (2), characterized in that: The explosion-proof floor drain housing (1) and the cover plate (2) are both provided with a disassembly assembly component (3), and the cover plate (2) is connected with a protrusion assembly (4); The disassembly assembly (3) comprises a circular groove (31), the circular groove (31) being provided on the upper surface of the explosion-proof floor drain housing (1), a fixing plate (32) being fixedly provided on the inner surface of the circular groove (31), a limiting through hole (33) being provided on the fixing plate (32), a circular through groove (34) being provided on the upper surface of the cover plate (2), a circular rotating block (35) being rotatably provided in the circular through groove (34), and a connecting rod (36) being fixedly provided on the lower surface of the circular rotating block (35). A limit plate (37) is fixedly provided at the lower end of the connecting rod (36), and the limit plate (37) movably penetrates the limit through hole (33). An arc groove (38) is provided on the inner surface of the circular through groove (34). An arc slide plate (39) is fixedly provided on the outer surface of the circular rotating block (35). The arc slide plate (39) is slidably fitted with the inner surface of the arc groove (38), and an arc spring (381) is fixedly provided between the arc slide plate (39) and the arc groove (38).

2. The anti-blocking structure of an explosion-proof floor drain according to claim 1, characterized in that: The highlighting assembly (4) comprises a highlighting shell (41), the lower surface of the highlighting shell (41) is movably fitted with the upper surface of the cover plate (2), a notch (42) is provided on the side of the highlighting shell (41), a rectangular groove (43) is provided on the upper surface of the highlighting shell (41), a rectangular plate (45) is slidably arranged in the rectangular groove (43), a spring (44) is fixedly arranged between the rectangular plate (45) and the inner surface of the rectangular groove (43), a limiting rod (46) is fixedly arranged on the side of the rectangular plate (45) away from the spring (44), the limiting rod (46) movably passes through the notch (42), a square block (47) is fixedly arranged on the upper surface of the cover plate (2), a limiting hole (48) is provided on the side of the square block (47), and the limiting rod (46) is movably inserted in the limiting hole (48).

3. The anti-blocking structure of an explosion-proof floor drain according to claim 1, characterized in that: A lifting rod (351) is fixedly provided on the upper surface of the circular rotating block (35).

4. The anti-blocking structure of an explosion-proof floor drain according to claim 1, characterized in that: Two arc springs (381) are provided, and the arc springs (381) are symmetrically arranged between the arc slide plate (39) and the arc groove (38).

5. The anti-blocking structure of an explosion-proof floor drain according to claim 1, characterized in that: There are two circular grooves (31), and the circular grooves (31) are symmetrically arranged on the upper surface of the explosion-proof floor drain housing (1).

6. The anti-blocking structure of an explosion-proof floor drain according to claim 2, characterized in that: A square opening (451) is formed on the upper surface of the rectangular plate (45).

7. The anti-blocking structure of an explosion-proof floor drain according to claim 2, characterized in that: Two springs (44) are provided, and the springs (44) are distributed in an array between the rectangular groove (43) and the rectangular plate (45).

8. The anti-blocking structure of an explosion-proof floor drain according to claim 2, characterized in that: The cross-sectional shapes of the rectangular groove (43) and the rectangular plate (45) are both convex.

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