CN209744068U - Pipeline abrasion leakage alarm device for chemical industry - Google Patents
Pipeline abrasion leakage alarm device for chemical industry Download PDFInfo
- Publication number
- CN209744068U CN209744068U CN201920363387.5U CN201920363387U CN209744068U CN 209744068 U CN209744068 U CN 209744068U CN 201920363387 U CN201920363387 U CN 201920363387U CN 209744068 U CN209744068 U CN 209744068U
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- China
- Prior art keywords
- metal mesh
- mesh layer
- alarm device
- pipeline
- layer
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Abstract
The utility model discloses a pipeline abrasion leakage alarm device for chemical industry. Belong to chemical pipeline technical field, the device can not receive the restriction of space condition, and warning effect is good, and simple structure, convenient to use. The pipeline comprises a pipeline body, the outer sleeve of the pipeline body is connected with a protective layer with a warning layer, the warning layer comprises a corrosion-resistant metal mesh layer A and a metal mesh layer B, and an alarm device is arranged between the metal mesh layer A and the metal mesh layer B.
Description
Technical Field
The utility model relates to a chemical pipeline technical field, concretely relates to pipeline abrasion leakage alarm device for chemical industry.
Background
Chemical pipelines are commonly used for conveying chemical gases or liquids, and comprise corrosive liquids, and the liquids are easy to corrode the pipelines and easily leak over time to cause harm.
If the utility model discloses a chinese utility model specially does benefit to 2017 year 07 month 28 and discloses a chemical pipeline safety guard with alarm device, the housing ring is established in chemical pipeline's junction, and the inside cavity that forms with chemical pipeline surface of housing, chemical pipeline's air inlet end install the response valve, be equipped with the detection tube that is used for detecting gas leakage on the housing, the housing still is provided with the blast pipe with the cavity intercommunication, the one end of branch pipe intercommunication chemical pipeline gas outlet on the blast pipe, the person in charge on the blast pipe connect a negative-pressure air fan the housing on, the right-hand member is equipped with the response alarm, the left end is equipped with the solar light panel.
The alarm device of prior art sets up the arrangement room outside chemical pipeline mostly, and the environment itself of arrangement room is just poor, no matter whether have the pipeline to reveal, all can produce the harm of certain degree to the staff's health.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve present alarm device and have that the mode is single and receive the not enough of space condition restriction, provide one kind and can not receive the restriction of space condition, alarm effect is good, and simple structure, convenient to use's the pipeline abrasion leakage alarm device who is used for the chemical industry.
The technical problem is solved by the following technical scheme:
The utility model provides a pipeline abrasion leakage alarm device for chemical industry, includes the pipeline body, the inoxidizing coating that has the warning layer is cup jointed to the pipeline body overcoat, the warning layer includes corrosion-resistant metal mesh layer A and metal mesh layer B, be equipped with alarm device between metal mesh layer A and the metal mesh layer B.
Preferably, each of the metal mesh layers a and B includes a plurality of metal mesh thin films which are regularly octagonal and uniformly distributed, and diamond-shaped small holes are formed between the adjacent metal thin films.
Preferably, the alarm device comprises a power supply and an alarm which are arranged between the metal mesh layer A and the metal mesh layer B (22), and the power supply and the alarm, the metal mesh layer A and the metal mesh layer B form a closed loop together.
Preferably, a sensitive ammeter is arranged at the right end of the alarm, the sensitive ammeter is in control connection with a switch, and the switch is in control connection with a parallel circuit of the two indicator lights.
Preferably, the switch comprises a single pole double throw switch.
Preferably, a recorder for recording time is installed at the lower end of the sensitive current meter.
The utility model discloses can reach following effect:
The utility model provides a pipeline abrasion leakage alarm device for chemical industry can not receive the restriction of space condition, and alarm effect is good, and simple structure, convenient to use.
drawings
Fig. 1 is a schematic view of an overall structure of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a metal mesh layer a and a metal mesh layer B in an embodiment of the present invention.
Fig. 3 is a schematic circuit diagram of an alarm in an embodiment of the present invention.
Fig. 4 is a schematic diagram of an operating principle of the sensitive current meter according to the embodiment of the present invention.
In the figure: the pipeline comprises a pipeline body 1, a warning layer 2, a metal mesh layer A21, a metal mesh layer B22, a protective layer 3, an alarm device 4, diamond-shaped small holes 5, a metal film 6, a power supply 41, a sensitive ammeter 42, a switch 43, an alarm 44 and a recorder 45.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
the pipeline abrasion leakage alarm device for chemical engineering is shown in figure 1 and comprises a pipeline body 1, wherein a protective layer 3 with a warning layer 2 is sleeved outside the pipeline body 1, the warning layer 2 comprises a corrosion-resistant metal mesh layer A21 and a metal mesh layer B22, and an alarm device 4 is arranged between the metal mesh layer A21 and the metal mesh layer B22.
Referring to fig. 2, each of the metal mesh layer a21 and the metal mesh layer B22 includes a plurality of metal mesh thin films 6 which are in the shape of regular octagon and are uniformly distributed, and diamond-shaped pores 5 are formed between adjacent metal thin films 6.
Referring to fig. 3, the alarm device 4 comprises a power supply 41 and an alarm 44 which are arranged between a metal mesh layer a21 and a metal mesh layer B22, wherein the power supply 41 and the alarm 44, the metal mesh layer a21 and the metal mesh layer B22 form a closed loop together. The right end of the alarm 44 is provided with a sensitive ammeter 42, the sensitive ammeter 42 is in control connection with a switch 43, and the switch 43 is in control connection with a parallel circuit of two indicator lights.
Referring to fig. 4, a recorder 45 for recording time is installed at the lower end of the sensitive current meter 42.
The switch 43 in this embodiment comprises a single pole double throw switch.
The working principle of the embodiment is as follows: the chemical pipeline body 1 is provided with the protective layer 3 with the alarm layer 2, the alarm layer 2 adopts a metal mesh layer A21, a metal mesh layer B22, a power supply 41 and an alarm 44 to form a closed loop, if liquid in the pipeline leaks, the leaked liquid permeates out from the diamond-shaped small holes 5, so that short circuit is easily caused to the closed loop, the current of the sensitive ammeter 42 is changed from low to high, and the switch 43 is controlled to rotate through pointer change to control the on-off of a parallel circuit; under normal conditions, the current passing through the sensitive ammeter 42 is low, the pointer points to the low gear, and the switch is switched on a green light circuit; when the leakage happens, the current passing through the sensitive ammeter 42 is high, the pointer points to high grade, the switch is connected with a red light circuit to send out warning, the recorder 45 can also record the pointer change of the sensitive ammeter 42, and the time of liquid leakage in the pipeline can be effectively known.
The utility model provides a pipeline abrasion leakage alarm device for chemical industry can not receive the restriction of space condition, and warning effect is good, and simple structure, convenient to use, and the reliability is high.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and those skilled in the art can make various changes or modifications within the scope of the appended claims.
Claims (6)
1. The utility model provides a pipeline abrasiveness leakage alarm device for chemical industry, includes pipeline body (1), its characterized in that, pipeline body (1) overcoat connects inoxidizing coating (3) that have warning layer (2), warning layer (2) are including corrosion-resistant metal mesh layer A (21) and metal mesh layer B (22), be equipped with alarm device (4) between metal mesh layer A (21) and the metal mesh layer B (22).
2. The pipe abrasion leakage alarm device for chemical engineering according to claim 1, wherein each of the metal mesh layer A (21) and the metal mesh layer B (22) comprises a plurality of metal mesh films (6) which are in regular octagon shape and are uniformly distributed, and diamond-shaped small holes (5) are formed between the adjacent metal mesh films (6).
3. The pipe erosion leakage alarm device for chemical engineering according to claim 1, characterized in that the alarm device (4) comprises a power supply (41) and an alarm (44) installed between the metal mesh layer A (21) and the metal mesh layer B (22), and the power supply (41) and the alarm (44) and the metal mesh layer A (21) and the metal mesh layer B (22) form a closed loop together.
4. The pipeline abrasion leakage alarm device for chemical engineering according to claim 3, wherein a sensitive current meter (42) is arranged at the right end of the alarm (44), the sensitive current meter (42) is in control connection with a switch (43), and the switch (43) is in control connection with a parallel circuit of two indicator lights.
5. The pipe erosion alarm device for chemical industry according to claim 4, characterized in that the switch (43) comprises a single-pole double-cut switch.
6. The pipe abrasion leakage alarm device for chemical engineering according to claim 4, wherein a recorder (45) for recording time is installed at the lower end of the sensitive current meter (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920363387.5U CN209744068U (en) | 2019-03-21 | 2019-03-21 | Pipeline abrasion leakage alarm device for chemical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920363387.5U CN209744068U (en) | 2019-03-21 | 2019-03-21 | Pipeline abrasion leakage alarm device for chemical industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209744068U true CN209744068U (en) | 2019-12-06 |
Family
ID=68717768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920363387.5U Expired - Fee Related CN209744068U (en) | 2019-03-21 | 2019-03-21 | Pipeline abrasion leakage alarm device for chemical industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209744068U (en) |
-
2019
- 2019-03-21 CN CN201920363387.5U patent/CN209744068U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191206 |