CN214657618U - Anti-blocking structure of anti-explosion floor drain - Google Patents

Abstract

The utility model discloses an explosion-proof floor drain prevents blockking up structure, floor drain body inner wall border is provided with hydrophobic ring case, the symmetry is equipped with movable hole and spout respectively on hydrophobic ring roof and the inside wall, and be equipped with the water inlet on the spout lateral wall, the outer pot head of water inlet is equipped with the filtration screen panel, it has the movable rod to run through in the movable hole, the movable rod both ends are provided with floater and balancing weight respectively, and the movable rod stretches out and is provided with seal assembly between the outer terminal surface in end and movable hole place, be provided with the water shrouding through the connecting rod on the balancing weight lateral wall, and water shrouding sliding connection is in the spout, be provided with fixed subassembly between uncovered bottom face and the floater, hydrophobic ring incasement bottom inner wall is equipped with hydrophobic ramp, hydrophobic ramp is linked together with outlet inner wall. When the floor drain is blocked, the floating ball drives the movable rod, the balancing weight and the water sealing plate to vertically move, then the water inlet is in an opening and closing state, accumulated water is discharged into the water outlet through the water inlet, the drainage ring box and the drainage chute, and the accumulated water can be discharged when the floor drain is blocked.

Description

Anti-blocking structure of anti-explosion floor drain

Technical Field

The utility model belongs to the technical field of explosion-proof floor drain, concretely relates to structure is prevented blockking up by explosion-proof floor drain.

Background

The explosion-proof floor drain is a gas-proof and explosion-proof device made of cast iron, stainless steel and other materials, and is suitable for newly building or reconstructing diffusion chambers, decontamination rooms, gas-proof passages and the like in various air-proof basements, and is arranged at drainage pipelines of civil air-defense projects.

In the three-in-one civil air-defense engineering, the explosion-proof floor drain is indispensable, the explosion-proof floor drain is installed at the inner end of a protection zone on a drain pipe which leads to the outside of the civil air-defense protection zone, the floor drain is in a closed state at ordinary times, the leakage core is placed in a valve cavity, the leakage core can be completely sealed and locked by rotating about 60 degrees clockwise, otherwise, the leakage core can be withdrawn by rotating 60 degrees anticlockwise, the explosion-proof floor drain can prevent explosion shock waves and other toxic gases from entering the protection body through a pipeline when sealed, the safety protection effect is achieved, the main structure of the explosion-proof floor drain is a base, the leakage core, a sealing gasket, a bolt and a handle, and the existing defects are as follows: the existing explosion-proof floor drain is not provided with an effective anti-blocking structure, so that sundries and the like in sewage are easy to accumulate at the water outlet end of the explosion-proof floor drain in the water discharging process of the explosion-proof floor drain, the blockage of the explosion-proof floor drain is caused in a serious condition, and the water discharging effect of the explosion-proof floor drain is lost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structure is prevented blockking up by explosion-proof floor drain to the explosion-proof floor drain outlet that exists among the solution prior art easily takes place to block up and leads to the not smooth problem of drainage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof floor drain prevents blockking up structure, includes the floor drain body and sets up hourglass lid and outlet on it, floor drain body inner wall border is provided with the hydrophobic ring case, be equipped with movable hole and spout on hydrophobic ring roof wall and the inside wall respectively the symmetry, and be equipped with the water inlet on the spout lateral wall, water inlet outer end cover is equipped with the filtration screen panel, it has the movable rod to run through in the movable hole, the movable rod both ends are provided with floater and balancing weight respectively, and the movable rod stretches out and is provided with seal assembly between the outer terminal surface in end and movable hole place, be provided with the water seal board through the connecting rod on the balancing weight lateral wall, and water seal board sliding connection is in the spout, be provided with fixed subassembly between hourglass lid bottom face and the floater, hydrophobic ring incasement end inner wall is equipped with hydrophobic ramp, and hydrophobic ramp is linked together with the outlet inner wall.

Preferably, the top end face of the hydrophobic ring box is funnel-shaped, the section length of the sliding groove is at least twice of that of the water inlet, and the sliding groove and the water inlet are arranged above the side wall of the hydrophobic ring box.

Preferably, the outer terminal surface that hydrophobic ring case is located the water inlet is provided with linking piece, and the water inlet communicates in linking piece, and is equipped with the annular on the linking piece outer wall, be equipped with the screw hole on the annular top inner wall, the threaded hole is downthehole to be inserted and is equipped with fixing bolt, it inserts and establishes in the annular to filter the screen panel open end, and fixing bolt stretches into the end and filters the screen panel and insert the surface contact and be connected.

Preferably, the floater is hollow structure, and floater buoyancy is greater than the gravity that the balancing weight received, seal assembly establishes the dog on the movable rod outer wall including the cover, dog bottom face and hydrophobic ring case top face can laminate each other, and dog bottom face is provided with the sealing washer, the terminal surface at activity hole outer end place is equipped with the seal ring groove, the sealing washer is inserted and is established in the seal ring inslot.

Preferably, the spout and the water seal board are arc shapes, the fixing assembly comprises locking screw holes arranged on two sides of the bottom end face of the leakage cover, locking bolts are connected to the inner threads of the locking screw holes, and the bottom end face of each locking bolt is in contact connection with the top end face of the floating ball.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be provided with at the outer terminal surface of water inlet and link up the piece, filter the screen panel and insert the annular on linking up the piece in and fix through fixing bolt to when making filter the screen panel and carrying out filterable to the water of discharging into the hydrophobic ring incasement, also be convenient for wash it and change.

The utility model discloses a water inlet that the water seal board will be on the hydrophobic ring case seals temporarily, when the local body that leaks takes place to block up, can drive its come-up behind the ponding submergence floater, and the floater drives movable rod, balancing weight and water seal board simultaneously and carries out vertical movement, and then makes the water inlet be the state of opening and shutting, and ponding passes through the water inlet and arranges into the hydrophobic ring incasement, and the drainage of guarantee ponding when the body that leaks blocks up is interior in the drainage port is arranged into to the hydrophobic ramp of rethread.

Drawings

FIG. 1 is a schematic sectional view of the overall structure of the present invention;

FIG. 2 is a schematic view of the exploded structure of the trap box and the filter screen of the present invention;

fig. 3 is a schematic isometric view of the movable rod, the floating ball, the weight block and the water seal plate of the present invention;

FIG. 4 is an enlarged view of a portion a of FIG. 1;

FIG. 5 is an enlarged view of FIG. 1 at b;

FIG. 6 is an enlarged schematic view of FIG. 1 at c;

fig. 7 is an enlarged schematic view of fig. 2 at d.

In the figure: the drainage device comprises a floor drain body 1, a leakage cover 2, a drainage outlet 3, a drainage ring box 4, a movable hole 5, a sliding chute 6, a water inlet 7, a filtration mesh enclosure 8, a movable rod 9, a floating ball 10, a balancing weight 11, a water sealing plate 12, a drainage chute 13, a linking block 14, an annular groove 15, a threaded hole 16, a fixed bolt 17, a stop dog 18, a sealing ring 19, a sealing annular groove 20, a locking screw hole 21 and a locking bolt 22.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an anti-blocking structure of an explosion-proof floor drain comprises a floor drain body 1, a leakage cover 2 and a water outlet 3, wherein the leakage cover 2 and the water outlet 3 are arranged on the floor drain body, a drain ring box 4 is welded on the edge of the inner wall of the floor drain body 1, the drain ring box 4 is of a Y-shaped structure, a sealed space is formed between the drain ring box and the inner wall of the floor drain body 1, movable holes 5 and sliding grooves 6 are symmetrically arranged on the top wall and the inner wall of the drain ring box 4 respectively, a water inlet 7 is arranged on the side wall of each sliding groove 6, a filter screen 8 is sleeved at the outer end of each water inlet 7, impurities and the like in sewage are filtered by the filter screen 8, a movable rod 9 penetrates through the movable holes 5, floating balls 10 and balancing weights 11 are welded at two ends of the movable rods 9 respectively, each floating ball 10 is made of a hollow stainless steel metal ball material, a sealing component is arranged between the extending end of each movable rod 9 and the outer end face where the corresponding movable hole 5 is located, a water sealing plate 12 is welded on the side wall of each balancing weight 11 through a connecting rod, and the water seal plate 12 is connected in the chute 6 in a sliding manner, the water seal plate 12 slides in contact with the inner wall of the chute 6 to temporarily seal the water inlet 7, a fixed component is arranged between the bottom end surface of the leakage cover 2 and the floating ball 10, the inner wall of the bottom end of the hydrophobic ring box 4 is provided with a hydrophobic inclined channel 13, the hydrophobic inclined channel 13 is communicated with the inner wall of the water outlet 3, and the hydrophobic inclined channel 13 can discharge the water body discharged into the hydrophobic ring box 4 into the water outlet 3.

4 top end faces of hydrophobic ring case are for leaking hopper-shaped, and the design of leaking hopper-shaped can carry out the drainage to the water that flows in, 6 cross-sectional length of spout are the twice of water inlet 7, and it can make water shrouding 12 have sufficient upstroke to make water inlet 7 be the complete open mode, and spout 6 and water inlet 7 are located the setting of hydrophobic ring case 4 lateral wall top, and it sets up highly needs to be higher than 3 inlet end faces in outlet, and the outlet 3 of being convenient for uses under the maximum flow state or when floor drain 1 blocks up.

Hydrophobic ring case 4 is located the outer end face welding of water inlet 7 and has links up piece 14, and water inlet 7 communicates in linking up piece 14, and links up and be equipped with annular 15 on the 14 outer walls of piece, be equipped with screw hole 16 on the 15 top inner walls of annular, it has fixing bolt 17 to insert in the screw hole 16, filter screen panel 8 open end inserts in annular 15, and fixing bolt 17 stretches into the end and filter screen panel 8 and insert the end external surface contact and be connected, and fixing bolt 17 compresses tightly fixedly to filter screen panel 8 to be convenient for ann tears filter screen panel 8 open.

Floater 10 is hollow structure, and floater 10 buoyancy is greater than the gravity that balancing weight 11 received, and above-mentioned setting can be when floor drain body 1 is conventional normal use, carries out interim fixing to movable rod 9, seal assembly is including the dog 18 of welding on the outer wall of movable rod 9, 18 bottom faces of dog can laminate each other with 4 top faces of hydrophobic ring case, and 18 bottom faces of dog bond and have sealing washer 19, and sealing washer 19 is the rubber material, 5 outer end place terminal surfaces in activity hole are equipped with sealed annular 20, sealing washer 19 inserts in the sealed annular 20, sealing washer 19 carries out interim sealed processing to activity hole 5, avoids external sewage to flow into in the hydrophobic ring case 4 through activity hole 5.

The sliding groove 6 and the water seal plate 12 are both arc-shaped, the fixing assembly comprises locking screw holes 21 formed in two sides of the bottom end face of the leakage cover 2, locking bolts 22 are connected to the inner threads of the locking screw holes 21, the bottom end face of each locking bolt 22 is in contact connection with the top end face of the floating ball 10, and the locking bolts 22 are used for jacking and fixing the floating ball 10 when the floor drain body 1 is in a closed state, so that the water inlet 7 is temporarily sealed through the water seal plate 12.

The working principle of the embodiment is as follows: when the floor drain 1 is in a closed state, the drain cover 2 needs to be rotated to enable the locking screw hole 21 and the floating ball 10 to be positioned on the same vertical line, then the locking bolt 22 is screwed in to enable the locking bolt to extend into the floating ball 10 to be pressed and fixed, the water sealing plate 12 is indirectly fixed, when the floor drain 1 needs to be opened for use, the locking bolt 22 is screwed out, if the floor drain 1 is blocked, sewage can be accumulated in the floor drain 1, after the floating ball 10 is immersed by the sewage, the floating ball 10 generates rising buoyancy, the movable rod 9 vertically moves in the movable hole 5, the movable rod 9 drives the water sealing plate 12 on the connecting rod to vertically move, the water sealing plate 12 vertically slides in the sliding groove 6, the water inlet 7 is communicated with the hydrophobic ring box 4, accumulated water in the floor drain 1 flows into the hydrophobic ring box 4 through the water inlet 7, and the accumulated water flowing into the hydrophobic ring box 4 flows into the water outlet 3 through the hydrophobic chute 13, the accumulated water can be effectively discharged through the water inlet 7 and the drainage chute 13 when the floor drain body 1 is blocked.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims (5)

1. The utility model provides an explosion-proof floor drain prevents blockking up structure, includes floor drain body (1) and sets up hourglass lid (2) and outlet (3) above that, its characterized in that: the floor drain is characterized in that a drain ring box (4) is arranged on the edge of the inner wall of the floor drain body (1), a movable hole (5) and a sliding groove (6) are symmetrically arranged on the top wall and the inner side wall of the drain ring box (4) respectively, a water inlet (7) is arranged on the side wall of the sliding groove (6), a filter screen cover (8) is sleeved outside the water inlet (7), a movable rod (9) penetrates through the movable hole (5), a floating ball (10) and a balancing weight (11) are arranged at two ends of the movable rod (9) respectively, a sealing assembly is arranged between the extending end of the movable rod (9) and the outer end face where the movable hole (5) is located, a water sealing plate (12) is arranged on the side wall of the balancing weight (11) through a connecting rod, the water sealing plate (12) is connected in the sliding groove (6) in a sliding manner, a fixing assembly is arranged between the bottom end face of the drain cover (2) and the floating ball (10), a drain chute (13) is arranged on the inner wall of the bottom end of the drain ring box (4), the drainage chute (13) is communicated with the inner wall of the drainage port (3).

2. The anti-clogging structure of an anti-explosion floor drain according to claim 1, characterized in that: hydrophobic ring case (4) top end face is for leaking hopper-shaped, spout (6) cross-sectional length is the twice of water inlet (7) at least, and spout (6) and water inlet (7) are located hydrophobic ring case (4) lateral wall top and set up.

3. The anti-clogging structure of an anti-explosion floor drain according to claim 1, characterized in that: hydrophobic ring case (4) are located water inlet (7) outer terminal surface and are provided with linking piece (14), and water inlet (7) communicate in linking piece (14), and are equipped with annular (15) on linking piece (14) outer wall, be equipped with screw hole (16) on annular (15) top inner wall, screw hole (16) interpolation is equipped with fixing bolt (17), it inserts in annular (15) to filter screen panel (8) open end, and fixing bolt (17) stretch into the end and filter screen panel (8) and insert the end outer surface contact and be connected.

4. The anti-clogging structure of an anti-explosion floor drain according to claim 1, characterized in that: floater (10) are hollow structure, and floater (10) buoyancy is greater than the gravity that balancing weight (11) received, seal assembly establishes dog (18) on movable rod (9) outer wall including the cover, dog (18) bottom face can laminate each other with hydrophobic ring case (4) top face, and dog (18) bottom face is provided with sealing washer (19), activity hole (5) outer end place terminal surface is equipped with sealed annular (20), sealing washer (19) are inserted and are established in sealed annular (20).

5. The anti-clogging structure of an anti-explosion floor drain according to claim 1, characterized in that: the sliding groove (6) and the water sealing plate (12) are both arc-shaped, the fixing assembly comprises locking screw holes (21) formed in two sides of the bottom end face of the leakage cover (2), locking bolts (22) are connected to the inner threads of the locking screw holes (21), and the bottom end face of each locking bolt (22) is in contact connection with the top end face of the floating ball (10).

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