CN113833990A

CN113833990A - Leakage automatic alarm device for sewage pipeline in environmental protection engineering

Info

Publication number: CN113833990A
Application number: CN202111148328.4A
Authority: CN
Inventors: 郭伟伟; 范睿; 路瑞娟; 于海波; 于斌庆; 孙志洪; 张亮; 胡君立; 张淑华; 靳晓学
Original assignee: Cangzhou Ecological Environment Monitoring Center Cangzhou Motor Vehicle Pollution Control Monitoring Center
Current assignee: Cangzhou Ecological Environment Monitoring Center Cangzhou Motor Vehicle Pollution Control Monitoring Center
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2021-12-24

Abstract

The invention discloses an automatic leakage alarm device for a sewage pipeline in environmental protection engineering, belonging to the field of sewage pipelines, and comprising two protective covers which are symmetrically sleeved at the outer sides of the connecting positions of the sewage pipeline, wherein the interiors of the two protective covers are connected with plastic balls through leads, by connecting the woolen yarn between the two connecting terminals, the current signal can be transmitted after the woolen yarn is soaked in sewage and is conductive, thereby realizing automatic alarm after the pipeline leaks, effectively reducing the use cost without using a sensor with excessive precision and complexity, and simultaneously, by arranging the plastic ball into a round ball structure, under the action of gravity, the plastic ball can automatically drop at the lowest position inside the protective cover, so that the device can trigger reaction in time when a sewage pipeline leaks, and the alarm sensitivity of the device is improved to a certain extent.

Description

Leakage automatic alarm device for sewage pipeline in environmental protection engineering

Technical Field

The invention relates to the field of sewage pipelines, in particular to an automatic leakage alarm device for an environmental protection engineering sewage pipeline.

Background

Sewage pipes are pipeline equipment for conveying and transferring sewage, in a sewage treatment plant, in order to carry out purification treatment on sewage step by step for many times, classified conveying of sewage by adopting the sewage pipes is a common operation, and because the length of a single sewage pipe is limited, in order to form a perfect sewage conveying system, the butt joint of a plurality of pipes is usually carried out by adopting a flange connection mode.

In the long-time use of sewage pipe way, receive external environment influence for the easy ageing damage of sealing washer of sewage pipe connection department leads to sewage pipe connection department to produce the leakage phenomenon, for in time discovering the pipeline leakage condition, avoids the pipeline to leak and leads to the fact the influence to sewage transport, can install leakage autoalarm in sewage pipe's the outside usually.

The sewage pipeline leakage automatic alarm device in the prior art is usually internally provided with a plurality of relatively precise sensors, the leakage condition of the outer wall of the sewage pipeline is monitored in real time through the sensors, so that the purpose of automatic alarm during leakage is achieved, the mode can effectively alarm the leakage of the sewage pipeline, however, the leakage of the sewage pipeline is monitored by adopting excessive sensors, and the sensors need to be continuously electrified in the monitoring process, so that the production cost and the use cost are high, and the automatic alarm cost during leakage of the sewage pipeline is not reduced.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide an automatic leakage alarm device for an environmental protection engineering sewage pipeline, which can soak a wool after sewage leakage to realize the electric connection and conduction between two connecting terminals connected to two ends of the wool, and can trigger the automatic alarm after the sewage leakage through the transmission of a current signal generated by the electric connection and conduction between the two connecting terminals without adopting excessive sensors for monitoring, thereby effectively reducing the manufacturing cost of the device.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides an environmental protection engineering sewage pipeline is with leaking autoalarm, establish two protection casings in the sewage pipeline hookup location outside including the symmetry cover, the appearance of two protection casings is half ring structure, rotate through the pivot between the left end of two protection casings and connect, through a plurality of bolt assembly fixed connection between the right-hand member of two protection casings, the inside of two protection casings is connected with the plastic ball through the wire, two recesses have been seted up to the symmetry on the outer end wall of plastic ball, and the equal fixed binding post that inlays in inside of two recesses, fixedly connected with knitting wool between two binding post, fixed mounting has the shell on the outer end wall of protection casing, and fixed mounting has bee calling organ on the outer end wall of shell, the inside fixed mounting of shell has and constitutes the singlechip of electricity connection between two binding post.

Furthermore, each protective cover is close to and all fixedly covered with sealed the pad on the outer end wall of one side of sewer line, and the cross-sectional shape of sealed pad sets up to L shape structure.

Furthermore, the through hole that is linked together with two recesses is seted up to the inside of plastic ball, and the knitting wool runs through to be inserted and establishes the inside at the through hole, and the knitting wool evenly wraps up on being located the inside outer end wall of through hole has conductive powder.

Furthermore, a balancing weight is embedded in the plastic ball.

Furthermore, the inside of the two protective covers is provided with an air bag sleeved outside the connecting position of the sewage pipeline, the appearance of the air bag is set to be a C-shaped structure, the outer end wall of each protective cover is fixedly provided with an inflation tube communicated with the air bag, the outer end wall of each protective cover is fixedly provided with an air pump, the air outlet of the air pump is communicated with the inflation tube through a pipeline, and the air pump is electrically connected with the single chip microcomputer through a wire.

Furthermore, six inflation tubes are arranged, the six inflation tubes are uniformly fixed on the outer end walls of the two protective covers, and the six inflation tubes are communicated with an air outlet of the air pump through pipelines.

Furthermore, a one-way valve is fixedly arranged inside each inflation tube.

Furthermore, five rubber spacing blocks are uniformly fixed in the air bag, the five rubber spacing blocks divide the interior of the air bag into six cavities with equal intervals, and the six inflation tubes are respectively inserted into the six cavities in a one-to-one corresponding manner.

Furthermore, the inner end wall of the protective cover is fixedly provided with a lime drying plate, and a plurality of honeycomb-structured openings are uniformly formed in the lime drying plate.

Furthermore, the cross section of the air bag is of a structure with two sides bent from outside to inside, and the two sides of the air bag are wrapped on the outer side of the connecting position of the sewage pipeline.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through connecting the knitting wool between two binding post, after the knitting wool is soaked electrically conductive by sewage, can carry out the transmission of current signal, thereby realize automatic alarm after the pipeline leakage, need not to use too accurate complicated sensor, the effectual use cost that has reduced, and simultaneously, through setting up the plastic ball into the ball structure, under the action of gravity, can make the plastic ball automatic the lowest of drippage in the protection casing inside, be favorable to making the device in time trigger the reaction when sewage pipeline leaks, the device's warning sensitivity has been promoted to a certain extent.

(2) Through with sealed fixed laminating of filling up on the outer end wall that the protection casing is close to on sewer line one side, can effectual promotion protection casing cover establish when the outer end wall of sewer line on with the sealed compactness between the outer end wall of sewer line for when the sewer line junction was in the emergence leakage, the parcel through two protection casings blockked, can slow down the outside speed of revealing of sewage, was favorable to avoiding sewage to leak too violently.

(3) Through with binding post fixed mounting in two recesses of seting up on the plastics ball outer end wall, can effectually avoid the plastics ball to receive binding post's when the roll landing and block, be favorable to guaranteeing that the plastics ball finally can the landing to the inside minimum of protection casing, through alternate the through-hole of seting up between two recesses with the knitting wool, can avoid the knitting wool to receive wearing and tearing fracture when the plastics ball rolls, and simultaneously, there is conductive powder through the outside parcel at the knitting wool, can promote the electric conductivity after conductive powder is soaked by sewage, be favorable to promoting the device's warning sensitivity.

(4) Through inlaying the balancing weight is fixed in the inside of plastic ball, can promote the self weight of plastic ball to its landing that can be better is to two inside lowest departments of protection casing, is convenient for ensure the stability timeliness that the device alarm work triggered.

(5) Through installing the gasbag in the inside of two protection casings, and wrap up the outside of gasbag in the sewer line junction, can make the gasbag aerify the back and carry out temporary shutoff to the sewer line junction, avoid sewage to continuously leak and cause serious loss, be favorable to providing comparatively sufficient repair time for the staff, set up to the structure of buckling from outside to inside through the cross-section both sides with the gasbag, can effectually promote the comprehensive nature of gasbag inflation time to the sewer line junction parcel, be favorable to ensureing that it carries out the stability of interim shutoff operation to sewer line junction.

(6) Through evenly communicateing six gas tubes in the inside of gasbag, can be so that the air pump simultaneously for the inside a plurality of positions of gasbag aerify the operation, be convenient for promote the efficiency of aerifing the operation, be favorable to making the device in time carry out temporary shutoff to revealing position department when triggering the leakage warning, be convenient for promote the device to the temporary shutoff promptness of pipeline leakage department.

(7) Through the inside with check valve fixed mounting at the gas tube for the gas tube only can carry out one-way conduction, when the air pump lasts to the inside gas filling of gasbag, the inside gas that dashes into of gasbag returns, be convenient for ensure the air pump to the gas filled stability of gasbag, through evenly fixing five rubber spacer blocks in the inside of gasbag, can be six independent cavities with the inside partition of gasbag, thereby realize independently aerifing, can effectually avoid the inflation operation mutual interference in each independent cavity, be favorable to the guarantee to aerify the rapid stability of operation.

(8) Through with lime drying board fixed mounting on the inner end wall of protection casing, can effectually avoid the inside residual steam that has of protection casing, reduce the alert probability of wrong report to a certain extent, the effectual job stabilization who has ensured the device evenly sets up on the lime drying board through the opening with a plurality of honeycomb, can promote the contact comprehensiveness of lime drying board and steam.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a side cross-sectional view of the present invention;

FIG. 4 is a side view of FIG. 3;

FIG. 5 is a schematic view of the structure at A in FIG. 4;

FIG. 6 is a front cross-sectional view of the present invention;

FIG. 7 is a front view of FIG. 6;

FIG. 8 is a schematic view of the structure at B in FIG. 7;

FIG. 9 is a perspective view of the plastic ball of the present invention;

fig. 10 is a cross-sectional view of the plastic ball of the present invention.

The reference numbers in the figures illustrate:

1. a protective cover; 101. a rotating shaft; 102. a bolt assembly; 103. a gasket; 2. a plastic ball; 201. a wiring terminal; 202. knitting wool; 203. a conductive powder; 204. a balancing weight; 3. a housing; 301. a buzzer; 302. a single chip microcomputer; 4. an air bag; 401. an inflation tube; 402. a one-way valve; 403. a rubber spacer block; 5. an air pump; 6. and (5) drying the board with lime.

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; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-2, an automatic leakage alarm device for a sewage pipeline in environmental protection engineering comprises two protective covers 1 symmetrically sleeved on the outer side of a connection position of the sewage pipeline, the two protective covers 1 are in a semicircular structure, the left ends of the two protective covers 1 are rotatably connected through a rotating shaft 101, the right ends of the two protective covers 1 are fixedly connected through a plurality of bolt assemblies 102, each protective cover 1 is fixedly covered with a sealing gasket 103 on the outer end wall close to one side of the sewage pipeline, and the cross-sectional shape of the sealing gasket 103 is set to be an L-shaped structure, when the device works, the sealing tightness between the protective cover 1 and the outer end wall of the sewage pipeline when the protective cover 1 is sleeved on the outer end wall of the sewage pipeline can be effectively improved by fixedly attaching the sealing gasket 103 to the outer end wall of the protective cover 1 close to one side of the sewage pipeline, so that when the connection position of the sewage pipeline leaks, the package through two protection covers 1 blocks, can slow down the speed that sewage outwards revealed, is favorable to avoiding sewage to leak too violently.

Referring to fig. 3-4, 6-7 and 9, the two protective covers 1 are connected with a plastic ball 2 through a wire, two grooves are symmetrically formed in the outer end wall of the plastic ball 2, connecting terminals 201 are fixedly embedded in the two grooves, a knitting wool 202 is fixedly connected between the two connecting terminals 201, a shell 3 is fixedly mounted on the outer end wall of the protective cover 1, a buzzer 301 is fixedly mounted on the outer end wall of the shell 3, a single chip microcomputer 302 electrically connected with the two connecting terminals 201 is fixedly mounted in the shell 3, a through hole communicated with the two grooves is formed in the plastic ball 2, the knitting wool 202 is inserted into the through hole, and conductive powder 203 is uniformly wrapped on the outer end wall of the knitting wool 202 inside the through hole.

The device during operation, through with binding post 201 fixed mounting on 2 outer end walls of plastic ball in two recesses of seting up, can effectually avoid plastic ball 2 to receive binding post 201 when the roll landing to block, be favorable to guaranteeing that plastic ball 2 finally can the landing to the inside lowest of protection casing 1, through alternating the through-hole of seting up between two recesses with knitting wool 202, can avoid knitting wool 202 to receive the wearing and tearing fracture when plastic ball 2 rolls, and simultaneously, there is electrically conductive powder 203 through the outside parcel at knitting wool 202, can promote the electric conductivity after electrically conductive powder 203 is soaked by sewage, be favorable to promoting the device's warning sensitivity.

Referring to fig. 10, a weight block 204 is embedded in the plastic ball 2, and when the device works, the weight block 204 is fixedly embedded in the plastic ball 2, so that the self weight of the plastic ball 2 can be increased, the plastic ball can better slide to the lowest position in the two protective covers 1, and the stability and timeliness of triggering the alarm work of the device can be guaranteed.

Referring to fig. 1, when the device works, the device is sleeved outside a sewage pipeline connection position, when the sewage pipeline connection position leaks due to oxidation, breakage and the like of a flange seal ring, leaked sewage is filled into the two protective covers 1, so that the plastic ball 2 is wholly soaked in the sewage, the wool 202 inside the plastic ball 2 is soaked in the sewage to form conductive connection, so that the connection terminals 201 connected to the two ends of the plastic ball form electric connection and conduction, a current signal generated when the two connection terminals 201 are electrically connected and conducted is transmitted to the inside of the single chip microcomputer 302, the sewage pipeline leakage is identified through the processing of the single chip microcomputer 302, the buzzer 301 is controlled to be powered on to start to give out a buzzing prompt, and workers can be timely reminded of the leakage condition at the sewage pipeline connection position.

Through in the recess of seting up two binding post 201 fixed mounting on plastic ball 2, and be connected with knitting wool 202 between two binding post 201, can make knitting wool 202 electrically conductive after being soaked by sewage, carry out the transmission of current signal, thereby realize pipeline leakage back autoalarm, need not to use too accurate complicated sensor, the effectual use cost that has reduced, and simultaneously, through setting up plastic ball 2 into the ball structure, under the action of gravity, can make plastic ball 2 automatic the lowest of drippage in protection casing 1 inside, be favorable to making the device in time trigger the reaction when sewage conduit leaks, the alarm sensitivity of the device has been promoted to a certain extent.

Referring to fig. 3-7, an air bag 4 sleeved outside the connection position of the sewage pipeline is installed inside two protective covers 1, the air bag 4 is arranged in a C-shaped configuration, an inflation tube 401 communicated with the air bag 4 is fixedly installed on the outer end wall of the protective cover 1, an air pump 5 is fixedly installed on the outer end wall of the protective cover 1, an air outlet of the air pump 5 is communicated with the inflation tube 401 through a pipeline, and the air pump 5 is electrically connected with the single chip microcomputer 302 through a wire.

The device during operation, receive sewage leakage between two binding post 201 and switch on, singlechip 302 receives the current signal control air pump 5 circular telegram start-up of transmission on two binding post 201, continuously fill the air to the inside of gasbag 4 through gas tube 401, under the air inflation, make gasbag 4 at the inside inflation of two protection casings 1, closely laminate the outside at the sewage pipe junction after 4 inflation through gasbag, carry out interim shutoff to the leakage position, through installing gasbag 4 in the inside of two protection casings 1, and wrap up gasbag 4 in the outside of sewage pipe junction, can make gasbag 4 aerify the back and carry out interim shutoff to the sewage pipe junction, avoid sewage to continuously leak and cause the serious loss, be favorable to providing comparatively sufficient repair time for the staff.

Please refer to fig. 4, the cross section of the airbag 4 is set to be a structure with two sides bent from outside to inside, the two sides of the airbag 4 are wrapped at the outer side of the connection position of the sewage pipeline, when the device works, the airbag 4 expands to the outside in the inflation process, and the two sides of the airbag 4 are bent from outside to inside, so that the side wall of the connection position of the sewage pipeline can be wrapped more perfectly in the inflation process, and the cross section of the airbag 4 is set to be a bent structure from outside to inside, so that the comprehensiveness of wrapping the connection position of the sewage pipeline in the inflation process of the airbag 4 can be effectively improved, and the stability of temporary plugging operation of the leakage position of the sewage pipeline can be guaranteed.

Referring to fig. 7, six inflation tubes 401 are arranged, six inflation tubes 401 are uniformly fixed on the outer end walls of two protective covers 1, and the six inflation tubes 401 are all communicated with the air outlet of the air pump 5 through a pipeline.

Referring to fig. 5, a check valve 402 is fixedly installed inside each inflation tube 401, when the device works, the check valve 402 is fixedly installed inside the inflation tube 401, so that the inflation tube 401 can only conduct in a single direction, and when the air pump 5 continuously inflates the inside of the airbag 4, the gas flushed inside the airbag 4 returns, thereby ensuring the stability of the airbag 4 inflated by the air pump 5.

Referring to fig. 6-8, five rubber spacers 403 are uniformly fixed inside the airbag 4, the five rubber spacers 403 divide the inside of the airbag 4 into six cavities with equal intervals, and six inflation tubes 401 are respectively inserted into the six cavities one by one.

Referring to fig. 8, a lime drying plate 6 is fixedly mounted on the inner end wall of the shield 1, and a plurality of openings with honeycomb structures are uniformly formed in the lime drying plate 6, when the device works, the lime drying plate 6 is mounted on the inner end wall of the shield 1, when the lime drying plate 6 contacts with the residual water in the shield 1, water vapor can be absorbed through reaction and converted into calcium hydroxide, thereby preventing the residual water vapor in the two shields 1 from being influenced by changes of cold and heat and being condensed on the inner wall of the shield 1 to influence the detection of the device, by fixedly mounting the lime drying plate 6 on the inner end wall of the shield 1, the residual water vapor in the shield 1 can be effectively avoided, the probability of false alarm is reduced to a certain extent, the working stability of the device is effectively guaranteed, and by uniformly forming the plurality of openings with honeycomb structures on the lime drying plate 6, the contact comprehensiveness of the lime drying plate 6 with water vapor can be improved.

The above are merely preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an environmental protection engineering sewage pipeline is with leaking autoalarm, establishes two protection casings (1) in the sewage pipeline hookup location outside including the symmetry cover, its characterized in that: the two protective covers (1) are in a semicircular ring structure, the left ends of the two protective covers (1) are rotatably connected through a rotating shaft (101), the right ends of the two protective covers (1) are fixedly connected through a plurality of bolt assemblies (102), the interiors of the two protective covers (1) are connected with plastic balls (2) through leads, two grooves are symmetrically formed in the outer end wall of each plastic ball (2), and the inner parts of the two grooves are fixedly embedded with connecting terminals (201), a knitting wool (202) is fixedly connected between the two connecting terminals (201), a shell (3) is fixedly arranged on the outer end wall of the protective cover (1), and the outer end wall of shell (3) is last fixed mounting have bee calling organ (301), the inside fixed mounting of shell (3) have with constitute between two binding post (201) singlechip (302) of electricity connection.

2. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 1, wherein: every protection casing (1) all fixedly covered on the outer end wall of one side that is close to sewage pipe has sealed the pad (103), and the cross-sectional shape of sealed pad (103) sets up to L shape structure.

3. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 1, wherein: the plastic ball (2) is internally provided with a through hole communicated with the two grooves, the wool (202) penetrates through the through hole and is inserted into the through hole, and the outer end wall of the wool (202) in the through hole is uniformly wrapped with conductive powder (203).

4. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 1, wherein: a balancing weight (204) is embedded in the plastic ball (2).

5. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 1, wherein: two the internally mounted of protection casing (1) has the cover to establish gasbag (4) in the sewage pipe hookup location outside, the appearance of gasbag (4) sets up to C style of calligraphy structure, fixed mounting has gas tube (401) that is linked together with gasbag (4) on the outer end wall of protection casing (1), fixed mounting has air pump (5) on the outer end wall of protection casing (1), and the gas outlet of air pump (5) is linked together through pipeline and gas tube (401), air pump (5) are connected through constituting the electricity between wire and singlechip (302).

6. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 5, wherein: gas tube (401) are provided with six, six altogether gas tube (401) are evenly fixed two on the outer end wall of protection casing (1), six gas tube (401) all communicate on the gas outlet of air pump (5) through the pipeline.

7. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 6, wherein: a one-way valve (402) is fixedly arranged in each inflation tube (401).

8. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 6, wherein: the inside of gasbag (4) is evenly fixed with five rubber spacer blocks (403), five rubber spacer block (403) become six equidistant cavities with the inside partition of gasbag (4), six gas tube (401) are inserted respectively one-to-one and are established inside six cavities.

9. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 1, wherein: the lime drying plate is characterized in that a lime drying plate (6) is fixedly mounted on the inner end wall of the protective cover (1), and a plurality of honeycomb-structure openings are uniformly formed in the lime drying plate (6).

10. The automatic leakage alarm device for the sewage pipeline of the environmental protection engineering as claimed in claim 6, wherein: the cross section of the air bag (4) is of a structure with two sides bent from outside to inside, and the two sides of the air bag (4) are wrapped on the outer side of the connection position of the sewage pipeline.