CN112709870A - Municipal administration tunnel drainage device - Google Patents

Municipal administration tunnel drainage device Download PDF

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Publication number
CN112709870A
CN112709870A CN202011601918.3A CN202011601918A CN112709870A CN 112709870 A CN112709870 A CN 112709870A CN 202011601918 A CN202011601918 A CN 202011601918A CN 112709870 A CN112709870 A CN 112709870A
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China
Prior art keywords
drainage
pipe
box body
drain pipe
plate
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CN202011601918.3A
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Chinese (zh)
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杨镇
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Individual
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Individual
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Priority to CN202011601918.3A priority Critical patent/CN112709870A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00Rigid pipes
    • F16L9/18Double-walled pipes; Multi-channel pipes or pipe assemblies
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F16/00Drainage
    • E21F16/02Drainage of tunnels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L39/00Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • F16L39/005Joints or fittings for double-walled or multi-channel pipes or pipe assemblies for concentric pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30Heating of pipes or pipe systems
    • F16L53/32Heating of pipes or pipe systems using hot fluids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02Energy absorbers; Noise absorbers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/02Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)

Abstract

The invention relates to the technical field of drainage devices, in particular to a municipal tunnel drainage device; the drainage device comprises drainage units, wherein adjacent drainage units are connected through flanges, and each drainage unit comprises a drainage pipe, an installation pipe and a group of damping springs; the outer side of each mounting pipe is provided with a heating unit, and each heating unit comprises a box body, a first plate, a support plate, a push rod, a guide rod, a first rod and a conical round table; according to the invention, the drain pipe and the installation pipe are arranged, and the drain pipe is connected with the installation pipe through the group of damping springs, when the drain unit is impacted by the outside, on one hand, a first area exists between the drain pipe and the installation pipe, and the first area eliminates a part of the outside impact force, and on the other hand, the group of damping springs further reduces the damage to the drain pipe; in addition, the heating unit is arranged, when the drain pipe is frozen and water delivery or drainage cannot be carried out, hot air is sprayed when the heating unit works, the drain pipe is unfrozen, and therefore water delivery or drainage work is achieved.

Description

Municipal administration tunnel drainage device
Technical Field
The invention relates to the technical field of drainage devices, in particular to a municipal tunnel drainage device.
Background
In municipal underground drainage systems, drainage pipelines are indispensable important components, namely basic components and connecting hubs in drainage network systems, the existing underground drainage pipelines are all in a closed cylindrical shape, and a drainage well is arranged between two sections of drainage pipes.
Chinese patent (application No. 2017109264780) discloses a multifunctional drainage pipeline, which comprises a drainage pipeline main body, wherein the drainage pipeline main body comprises an outer drainage pipeline main body, a reinforcing layer is arranged at the inner side of the outer drainage pipeline main body, a silencing layer is arranged at the inner side of the reinforcing layer, an inner drainage pipeline main body is arranged in the silencing layer, supporting plates are respectively arranged at the upper side and the lower side outside the right side of the drainage pipeline main body, a driving motor is arranged on the supporting plate, a bearing is arranged under the driving motor, a driving rotating shaft is arranged in the bearing, a rotating panel is arranged on the driving rotating shaft, an auxiliary supporting filter screen plate is arranged at the inner side of the supporting plate, an auxiliary oblique filter screen plate is arranged at one side of the auxiliary supporting filter screen plate, a ball group is arranged on the auxiliary oblique filter screen plate, the structure of the multifunctional, meanwhile, the filtering operation can be stably and reliably executed, and meanwhile, the congestion degree of sundries can be effectively reduced. However, this technical scheme has the defect, and when in winter, municipal tunnel drainage device freezes easily, leads to can not accomplishing water delivery or drainage work, and simultaneously, municipal tunnel drainage device appears receiving the external impact easily and appears the damaged condition, influences the normal work of municipal administration.
Therefore, the municipal tunnel drainage device is designed, through the damping spring and the heating unit, the damage of the drainage pipe is eliminated, the thawing can be realized after the drainage pipe is frozen, and the water delivery or drainage work of the drainage pipe is guaranteed.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that the existing municipal tunnel drainage device is easy to freeze in winter, so that water delivery or drainage work cannot be finished, and meanwhile, the municipal tunnel drainage device is easy to damage due to external impact, so that the municipal normal work is influenced, the municipal tunnel drainage device provided by the invention has the advantages that the municipal tunnel drainage device is simple in structure, convenient to use and convenient to install, and the like.
The technical scheme adopted by the invention for solving the technical problems is as follows: the municipal tunnel drainage device comprises drainage units, wherein adjacent drainage units are connected through flanges, and each drainage unit comprises a drainage pipe, an installation pipe and a group of damping springs; the outer ring of the water drainage pipe is connected to the inner wall of the installation pipe through a group of damping springs, and a first area is formed between the water drainage pipe and the installation pipe; the outer side of each mounting pipe is provided with a heating unit, and each heating unit comprises a box body, a first plate, a support plate, a push rod, a guide rod, a first rod and a conical round table; a first hole is formed at the mounting position of the box body and the mounting pipe, the box body is fixedly connected to the outer wall of the mounting pipe, and an injection port and an access port are formed in the box body; the conical round table is positioned in the first hole and fixedly connected to the outer wall of the drain pipe through a guide rod; one end of the support plate is fixedly connected to the bottom of the box body, the other end of the support plate supports a first plate, a first cavity is formed between the support plate and the box body, quicklime is placed in the first cavity, a second cavity is formed between the two support plates, a sliding groove is formed in the support plate, a push rod is located in the sliding groove and is connected with one end of the side wall of the sliding groove through a spring, the other end of the push rod is contacted with the first plate, the first plate is fixedly connected to the inner wall of the box body through the spring, a third cavity is formed between the first plate and the box body, water is filled in the third cavity, and the third cavity is communicated with the; one end of the first rod is hinged with the conical round table, and the other end of the first rod is hinged with the push rod. During work, although the conventional municipal tunnel drainage device can ensure normal water delivery or drainage, the municipal tunnel drainage device is easy to freeze in winter, so that the water delivery or drainage work cannot be completed, and meanwhile, the municipal tunnel drainage device is easy to damage due to external impact, so that the normal work of municipal administration is influenced; according to the invention, the drain pipe and the installation pipe are arranged, and the drain pipe is connected with the installation pipe through the group of damping springs, when the drain unit is impacted by the outside, on one hand, a first area exists between the drain pipe and the installation pipe, and the first area eliminates a part of the outside impact force, and on the other hand, the group of damping springs further reduces the damage to the drain pipe; in addition, due to the arrangement of the heating unit, when the drain pipe is frozen and water delivery or drainage cannot be carried out, hot air is sprayed out when the heating unit works, so that the drain pipe is unfrozen, and the water delivery or drainage work is realized; when the external temperature is too low in winter, the drain pipe is frozen, water is frozen and the volume of the drain pipe is expanded, so that the conical round platform is pushed by the guide rod to move to one side far away from the drain pipe, the first hole is not blocked by the conical round platform, meanwhile, the push rod is hinged with the conical round platform through the first rod, when the conical round platform moves to one side far away from the drain pipe, the push rod moves to one side far away from the bottom of the box body, so that the first plate is pushed to one side far away from the bottom of the box body, water in the third cavity is pressed into the second cavity through the channel, the water reacts with quicklime to generate heat, hot gas enters the first area from the second cavity and enters the first area through the unblocked first hole, the drain pipe is unfrozen, and the water conveying or draining work of the drain pipe is realized; after the drainage is unfrozen, the volume of the drainage pipe is shrunk, so that the first hole is blocked, the defect that the drainage pipe cannot convey water or drain water due to freezing is overcome due to the existence of the heating unit, and the applicable environment of the drainage device is greatly increased.
Preferably, the inner wall of the installation pipe is provided with a buffer bag filled with gas, the outer wall of the drain pipe is provided with a first bag not filled with gas, and a first spring is arranged inside the first bag. Through setting up the buffering bag that is full of gas and not being equipped with a gaseous bag, and put a spring in the bag, further increased the shock attenuation effect, protected the drain pipe, and put a spring in the bag, as the skeleton of a bag, further improved the effect of a bag.
Preferably, an electric push rod is arranged at the end part of the conical round table and used for increasing the motion amplitude of the first plate. Through setting up electric putter, electric putter further promotes a board to the one side motion of keeping away from the bottom half for in No. three cavities more water entered into No. two cavities through the passageway, and react with quick lime, send more heats, make more steam act on region No. one, realize the unfreezing to the drain pipe, thereby further guarantee the water delivery or the drainage work of drain pipe.
Preferably, a plurality of air inlets are arranged on the first bag, and one-way valves are arranged at the air inlets. Through seting up a plurality of air inlets, when entering into regional steam of a number and increase gradually, steam enters into not being equipped with gaseous No. one the bag through a plurality of air inlets, under the effect of unfreezing to the drain pipe is realized, can increase substantially the heating capacity.
Preferably, a poking unit is arranged in each second chamber and comprises an elastic sheet and a group of first steel ropes; the middle part of the elastic sheet is fixedly connected with the inner wall of the bottom of the box body, and two ends of the elastic sheet are contacted with the inner wall of the bottom of the box body; one end of each first steel rope is fixedly connected to the lower surface of the first plate, and the other end of each first steel rope is connected with two ends of the elastic sheet respectively; and a second hole is reserved on each elastic sheet, and when the elastic sheet is not stressed, the second hole is in a closed state. When a board is to keeping away from bottom half one side motion, the both ends of a steel cable pulling shell fragment, and the middle part of shell fragment links firmly the bottom at the box, make the shell fragment by dragging into the arc, make quick lime remove to the middle part of shell fragment, quick lime and water's reaction range has been increased, and simultaneously, because the shell fragment is dragged into the arc, make partly water enter into in the region that shell fragment and box formed, and because the shell fragment is pulled into the arc, make No. two holes of reservation open, water is from supreme No. two holes and quick lime reaction down, water and quick lime's reaction efficiency has further been increased, thereby provide sufficient heat, realize unfreezing to the drain pipe, thereby guarantee the water delivery or the drainage work of drain pipe.
The invention has the following beneficial effects:
1. according to the municipal tunnel drainage device, the drainage pipe and the installation pipe are arranged, and the drainage pipe is connected with the installation pipe through the group of damping springs, when the drainage unit is impacted by the outside, on one hand, a first area exists between the drainage pipe and the installation pipe, and the first area eliminates a part of outside impact force, and on the other hand, the group of damping springs further reduces damage to the drainage pipe; in addition, the heating unit is arranged, when the drain pipe is frozen and water delivery or drainage cannot be carried out, hot air is sprayed when the heating unit works, the drain pipe is unfrozen, and therefore water delivery or drainage work is achieved.
2. According to the municipal tunnel drainage device, the plurality of air inlets are formed in the first bag which is not filled with gas and is provided with the first spring, when hot air entering the first area is gradually increased, the hot air enters the first bag which is not filled with gas through the plurality of air inlets, and the heat supply capacity can be greatly improved under the condition that the unfreezing effect of the drainage pipe is achieved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged fragmentary view at A of FIG. 2 when not in operation;
FIG. 4 is an enlarged view of a portion of FIG. 2 at operation B;
FIG. 5 is an enlarged view of a portion of FIG. 4 at C;
FIG. 6 is a view looking down at D in FIG. 5;
FIG. 7 is an enlarged view of a portion of FIG. 2 at E;
in the figure: the water discharging device comprises a water discharging unit 1, a water discharging pipe 11, a mounting pipe 12, a damping spring 13, a first area 14, a buffer bag 15, a first bag 16, a first spring 161, an air inlet 17, a heating unit 2, a box body 21, a first hole 211, a first chamber 212, a second chamber 213, a third chamber 214, a channel 215, a first plate 22, a support plate 23, a push rod 24, a guide rod 25, a first rod 26, a conical round table 27, an electric push rod 3, a stirring unit 4, an elastic sheet 41, a second hole 411 and a first steel rope 42.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the municipal tunnel drainage device comprises drainage units 1, wherein adjacent drainage units 1 are connected through flanges, and each drainage unit 1 comprises a drainage pipe 11, a mounting pipe 12 and a group of damping springs 13; the outer ring of the water drainage pipe 11 is connected to the inner wall of the mounting pipe 12 through a group of damping springs 13, and a first area 14 is formed between the water drainage pipe 11 and the mounting pipe 12; the outer side of each mounting tube 12 is provided with a heating unit 2, and each heating unit 2 comprises a box body 21, a first plate 22, a support plate 23, a push rod 24, a guide rod 25, a first rod 26 and a conical circular truncated cone 27; a first hole 211 is formed at the mounting position of the box body 21 and the mounting pipe 12, the box body 21 is fixedly connected to the outer wall of the mounting pipe 12, and an injection port and an access port are formed in the box body 21; the conical round table 27 is positioned in the first hole 211, and the conical round table 27 is fixedly connected to the outer wall of the drain pipe 11 through the guide rod 25; one end of the support plate 23 is fixedly connected to the bottom of the box body 21, the other end of the support plate 23 supports the first plate 22, a first cavity 212 is formed between the support plate 23 and the box body 21, quicklime is placed in the first cavity 212, a second cavity 213 is formed between the two support plates 23, a sliding groove is formed in the support plate 23, the push rod 24 is positioned in the sliding groove and is connected with one end of the side wall of the sliding groove through a spring, the other end of the push rod is in contact with the first plate 22, the first plate 22 is fixedly connected to the inner wall of the box body 21 through the spring, a third cavity 214 is formed between the first plate 22 and the box body 21, water is filled in the third cavity 214, and the third cavity 214 is communicated with the second; one end of the first rod 26 is hinged with the conical round table 27, and the other end of the first rod is hinged with the push rod 24. During work, although the conventional municipal tunnel drainage device can ensure normal water delivery or drainage, the municipal tunnel drainage device is easy to freeze in winter, so that the water delivery or drainage work cannot be completed, and meanwhile, the municipal tunnel drainage device is easy to damage due to external impact, so that the normal work of municipal administration is influenced; according to the invention, the drain pipe 11 and the mounting pipe 12 are arranged, and the drain pipe 11 is connected with the mounting pipe 12 through the group of damping springs 13, when the drain unit 1 is impacted by the outside, on one hand, a first area 14 exists between the drain pipe 11 and the mounting pipe 12, and a part of the outside impact force is eliminated due to the first area 14, and on the other hand, the damage to the drain pipe 11 is further reduced due to the group of damping springs 13; in addition, the heating unit 2 is arranged, when the drain pipe 11 is frozen and water delivery or drainage cannot be carried out, the heating unit 2 is operated to spray hot air to thaw the drain pipe 11, so that water delivery or drainage work is realized; when the external temperature is too low in winter, the drain pipe 11 is frozen, the water is frozen and the volume of the drain pipe 11 is expanded, so that the guide rod 25 pushes the conical round platform 27 to move to the side far away from the drain pipe 11, the first hole 211 loses the blockage of the conical round platform 27, and at the same time, since the push rod 24 is hinged with the cone frustum 27 through the first rod 26, when the cone frustum 27 moves to the side far away from the drain pipe 11, the push rod 24 moves to the side far away from the bottom of the box body 21, thereby pushing the first plate 22 to move to the side far away from the bottom of the box body 21, so that water in the third chamber 214 is pressed into the second chamber 213 through the channel 215, the water reacts with the quicklime to generate heat, hot gas enters the first area 14 from the second chamber 213 and enters the first area 14 through the unblocked first hole 211, thereby unfreezing the drain pipe 11 and realizing the water conveying or draining work of the drain pipe 11; after the drainage is thawed, the volume of the drainage pipe 11 is shrunk, so that the first hole 211 is blocked, the defect that the drainage pipe 11 cannot convey water or drain water due to freezing is overcome due to the existence of the heating unit 2, and the application environment of the drainage device is greatly increased.
In an embodiment of the present invention, a buffer bag 15 filled with air is disposed on an inner wall of the mounting tube 12, a first bag 16 not filled with air is disposed on an outer wall of the drain tube 11, and a first spring 161 is disposed inside the first bag 16. Through setting up the buffer bag 15 that is full of gas and not being equipped with gaseous No. 16, and put a spring 161 in No. 16, further increased the shock attenuation effect, protect drain pipe 11, and put a spring 161 in No. 16, as the skeleton of No. 16, further improved the effect of No. 16.
In an embodiment of the present invention, an electric push rod 3 is disposed at an end of the conical circular truncated cone 27, and the electric push rod 3 is used to increase the movement amplitude of the first plate 22. Through setting up electric putter 3, electric putter 3 further promotes a board 22 to the one side motion of keeping away from the box 21 bottom for in No. three cavity 214 more water entered into No. two cavities 213 through passageway 215, and react with quick lime, send more heats, make more steam act on regional 14, realize the unfreezing to drain pipe 11, thereby further guarantee the water delivery or the drainage work of drain pipe 11.
As a specific embodiment of the invention, a plurality of air inlets 17 are arranged on the first pocket 16, and a one-way valve is arranged at the air inlet 17. By arranging the plurality of air inlets 17, when the hot air entering the first area 14 is gradually increased, the hot air enters the first bag 16 without air through the plurality of air inlets 17, and the heat supply capacity can be greatly improved under the condition of realizing the unfreezing effect on the drain pipe 11.
As a specific embodiment of the present invention, a poking unit 4 is disposed in each second chamber 213, and the poking unit 4 includes a spring plate 41 and a set of first steel cables 42; the middle part of the elastic sheet 41 is fixedly connected to the inner wall of the bottom of the box body 21, and two ends of the elastic sheet 41 are in contact with the inner wall of the bottom of the box body 21; one end of each first steel rope 42 is fixedly connected to the lower surface of the first plate 22, and the other end of each first steel rope is connected with two ends of the elastic sheet 41 respectively; a second hole 411 is reserved on each elastic sheet 41, and when the elastic sheet 41 is not stressed, the second hole 411 is in a closed state. When a board 22 when keeping away from box 21 bottom one side motion, the both ends of a steel cable 42 pulling shell fragment 41, and the middle part of shell fragment 41 links firmly in the bottom of box 21, make shell fragment 41 pulled the arc, make quick lime remove to the middle part of shell fragment 41, quick lime and water's reaction range has been increased, and simultaneously, because shell fragment 41 is pulled the arc, make partly water enter into in the region that shell fragment 41 and box 21 formed, and because shell fragment 41 is pulled the arc, make No. two holes 411 of reserving open, water from supreme No. two holes 411 and quick lime reaction of passing through down, water and quick lime's reaction efficiency has further been increased, thereby provide sufficient heat, realize the unfreezing to drain pipe 11, thereby guarantee the water delivery or the drainage work of drain pipe 11.
In operation, when the external temperature is too low in winter, the drain pipe 11 freezes, water freezes and expands the volume of the drain pipe 11, so that the guide rod 25 pushes the conical round platform 27 to move towards the side far away from the drain pipe 11, the first hole 211 loses the blocking of the conical round platform 27, meanwhile, as the push rod 24 is hinged with the conical round platform 27 through the first rod 26, when the conical round platform 27 moves towards the side far away from the drain pipe 11, the push rod 24 moves towards the side far away from the bottom of the box body 21, so that the first plate 22 moves towards the side far away from the bottom of the box body 21, so that the water in the third chamber 214 is pressed into the second chamber 213 through the channel 215, water reacts with quicklime to generate heat, hot gas enters the first area 14 from the second chamber 213 and enters the first area 14 through the unblocked first hole 211, so as to unfreeze the drain pipe 11, the water conveying or draining work of the drain pipe 11 is realized; by arranging the electric push rod 3, the electric push rod 3 further pushes the first plate 22 to move to one side far away from the bottom of the box body 21, so that more water in the third cavity 214 enters the second cavity 213 through the channel 215 and reacts with quicklime to generate more heat, and more hot air acts on the first area 14; when the first plate 22 moves to the side far away from the bottom of the box 21, the two ends of the elastic sheet 41 are pulled by the first steel rope 42, the middle part of the elastic sheet 41 is fixedly connected to the bottom of the box 21, the elastic sheet 41 is pulled to be arc-shaped, quicklime moves to the middle part of the elastic sheet 41, the reaction range of the quicklime and water is enlarged, meanwhile, as the elastic sheet 41 is pulled to be arc-shaped, part of water enters an area formed by the elastic sheet 41 and the box 21, and as the elastic sheet 41 is pulled to be arc-shaped, a reserved second hole 411 is opened, water reacts with the quicklime through the second hole 411 from bottom to top, the reaction efficiency of the water and the quicklime is further increased, sufficient heat is provided, and unfreezing of the drain pipe 11 is realized; after the drainage is thawed, the volume of the drainage pipe 11 is shrunk, so that the first hole 211 is blocked, the defect that the drainage pipe 11 cannot convey water or drain water due to freezing is overcome due to the existence of the heating unit 2, and the application environment of the drainage device is greatly increased.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a municipal administration tunnel drainage device which characterized in that: the drainage device comprises drainage units (1), wherein adjacent drainage units (1) are connected through flanges, and each drainage unit (1) comprises a drainage pipe (11), a mounting pipe (12) and a group of damping springs (13); the outer ring of the drain pipe (11) is connected to the inner wall of the mounting pipe (12) through a group of damping springs (13), and a first area (14) is formed between the drain pipe (11) and the mounting pipe (12); a heating unit (2) is arranged on the outer side of each mounting pipe (12), and each heating unit (2) comprises a box body (21), a first plate (22), a support plate (23), a push rod (24), a guide rod (25), a first rod (26) and a conical round table (27); a first hole (211) is formed in the mounting position of the box body (21) and the mounting pipe (12), the box body (21) is fixedly connected to the outer wall of the mounting pipe (12), and an injection port and a through port are formed in the box body (21); the conical round table (27) is positioned in the first hole (211), and the conical round table (27) is fixedly connected to the outer wall of the drain pipe (11) through a guide rod (25); one end of the support plate (23) is fixedly connected to the bottom of the box body (21), the other end of the support plate (23) supports one plate (22), a first cavity (212) is formed between the support plate (23) and the box body (21), quicklime is placed in the first cavity (212), a second cavity (213) is formed between the two support plates (23), a sliding groove is formed in the support plate (23), the push rod (24) is located in the sliding groove and is connected with one end of the side wall of the sliding groove through a spring, the other end of the push rod is in contact with the first plate (22), the first plate (22) is fixedly connected to the inner wall of the box body (21) through the spring, the first plate (22) and the box body (21) form a third cavity (214), water is filled in the third cavity (214), and the third cavity (214) is communicated with the second cavity (213) through a channel (215) provided; one end of the first rod (26) is hinged with the conical round table (27), and the other end of the first rod is hinged with the push rod (24).
2. The municipal tunnel drainage device of claim 1, wherein: the inner wall of the mounting pipe (12) is provided with a buffer bag (15) filled with gas, the outer wall of the drain pipe (11) is provided with a first bag (16) not filled with gas, and a first spring (161) is arranged inside the first bag (16).
3. The municipal tunnel drainage device of claim 2, wherein: the end part of the conical round table (27) is provided with an electric push rod (3), and the electric push rod (3) is used for increasing the motion amplitude of the first plate (22).
4. The municipal tunnel drainage device of claim 3, wherein: a plurality of air inlets (17) are arranged on the first bag (16), and one-way valves are arranged at the air inlets (17).
5. The municipal tunnel drainage device of claim 4, wherein: each second chamber (213) is internally provided with a poking unit (4), and each poking unit (4) comprises an elastic sheet (41) and a group of first steel ropes (42); the middle part of the elastic sheet (41) is fixedly connected to the inner wall of the bottom of the box body (21), and two ends of the elastic sheet (41) are in contact with the inner wall of the bottom of the box body (21); one end of each first steel rope (42) is fixedly connected to the lower surface of the first plate (22), and the other end of each first steel rope is connected with two ends of the elastic sheet (41).
6. The municipal tunnel drainage device of claim 5, wherein: a second hole (411) is reserved on each elastic sheet (41), and when the elastic sheets (41) are not stressed, the second holes (411) are in a closed state.
CN202011601918.3A 2020-12-29 2020-12-29 Municipal administration tunnel drainage device Withdrawn CN112709870A (en)

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Application Number Priority Date Filing Date Title
CN202011601918.3A CN112709870A (en) 2020-12-29 2020-12-29 Municipal administration tunnel drainage device

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Application Number Priority Date Filing Date Title
CN202011601918.3A CN112709870A (en) 2020-12-29 2020-12-29 Municipal administration tunnel drainage device

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CN112709870A true CN112709870A (en) 2021-04-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113718900A (en) * 2021-09-27 2021-11-30 中国一冶集团有限公司 Energy-saving unfreezing device for building water supply and drainage pipeline and working method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113718900A (en) * 2021-09-27 2021-11-30 中国一冶集团有限公司 Energy-saving unfreezing device for building water supply and drainage pipeline and working method thereof

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Application publication date: 20210427