CN212177153U - Tunnel anchor section vault concrete placement anti-disengaging monitoring devices - Google Patents
Tunnel anchor section vault concrete placement anti-disengaging monitoring devices Download PDFInfo
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- CN212177153U CN212177153U CN202020336708.5U CN202020336708U CN212177153U CN 212177153 U CN212177153 U CN 212177153U CN 202020336708 U CN202020336708 U CN 202020336708U CN 212177153 U CN212177153 U CN 212177153U
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- contactor
- lead
- monitoring devices
- relay
- concrete placement
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Abstract
The utility model relates to the field of tunnel construction, aiming at solving the problem that the concrete at the arch top of the tunnel anchor section is easy to be emptied due to the construction is not in place in the prior art, and providing a concrete pouring anti-emptying monitoring device at the arch top of the tunnel anchor section, which comprises an indicator light, a relay and a contactor; a coil of the relay is connected in series between the positive electrode and the negative electrode of the power supply through a lead and a normally closed contact of the contactor; the lead is provided with a breaking part, and two fractures at the breaking part of the lead are respectively connected with a contact terminal; two contact terminals of the lead are embedded in a pouring cavity of the concrete at intervals and are positioned at the height which meets the design requirement; the pilot lamp passes through the normally open contact series connection of contactor and inserts between the positive negative pole of power to, when two contact terminal switches on at the fracture department, the coil circular telegram of relay drives the normally open contact closure of contactor. The beneficial effects of the utility model are that can guide the vault reliably and pour, reduce the possibility that the vault is vacated.
Description
Technical Field
The utility model relates to a tunnel construction field particularly, relates to tunnel anchor section vault concrete placement anti-disengaging monitoring devices.
Background
The tunnel anchor section is a section which divides the contact net into a certain length along the line and has independent mechanical stability in structure, and is used for reducing the accident range and facilitating maintenance by adopting a tension adjusting device in the contact lead and the carrier cable. The actual length of the contact wire is determined according to the tension difference generated by the contact wire when the temperature changes, and is related to the line condition and the suspension type. The anchor segment structure and the tunnel general segment are not identical.
The tunnel anchor section is formed by pouring lining concrete generally from bottom to top window by window, when pouring is carried out to the vault, because a pouring hole is formed in the vault, the self weight of the concrete of the vault is larger, and the concrete of the vault can be emptied if the vault is not punched.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tunnel anchor section vault concrete placement air-break prevention monitoring devices to solve among the prior art tunnel anchor section vault concrete and be easy because of the not problem of in place coming to nothing of construction.
The embodiment of the utility model is realized like this:
a tunnel anchor section vault concrete placement anti-falling monitoring device comprises an indicator light, a relay and a contactor;
a coil of the relay is connected in series between the positive electrode and the negative electrode of the power supply through a lead and a normally closed contact of the contactor; the lead is provided with a breaking part, and two breaking parts at the breaking part of the lead are respectively connected with a contact terminal; the two contact terminals of the lead are embedded in a pouring cavity of concrete at intervals and are positioned at the height which meets the design requirement; the position of the lead outside the pouring cavity is provided with an interface which is detachably connected through a quick connector;
the indicating lamp is connected between the positive electrode and the negative electrode of the power supply in series through the normally open contact of the contactor, and when the two contact terminals at the fracture are conducted, the coil of the relay is electrified to drive the normally open contact of the contactor to be closed.
During the use, when tunnel vault concrete placement height reached contact terminal position height, two contact terminals were linked together by the concrete of pouring, and then through relay switch-on pilot lamp place return circuit to light the pilot lamp. Therefore, the concrete pouring can be prompted to the user in a mode of lighting the indicator lamp, and the problem that the vault is empty due to the fact that the pouring is stopped under the condition that the pouring state is not clear is avoided.
Tunnel anchor section vault concrete placement air-raid shelter monitoring devices in this scheme combines the conductivity of concrete placement and concrete normal water ingeniously, when the concrete when pouring the in-process position of pouring and reach the contact terminal height, contact terminal and concrete form the return circuit, and the relay begins work, lights the pilot lamp and sends the signal sound and reminds.
In one embodiment:
the power supply adopts a 220V power supply.
In one embodiment:
the wire is a copper core wire.
In one embodiment:
the contact terminal is made of an aluminum sheet.
In one embodiment:
the contact terminal is not contacted with the tunnel secondary lining steel bar at intervals.
In one embodiment:
the working voltage of the contactor and the control box adopts 24V safe voltage.
In one embodiment:
the relay is a liquid relay.
In one embodiment:
the indicator light is an LED light.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings referred to in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.
The utility model discloses a tunnel anchor section vault concrete placement air-escape prevention monitoring devices's in embodiment schematic diagram is shown in FIG. 1.
Icon: the device comprises an indicator light 11, a relay 12, a contactor 13, a lead 14, a contact terminal 15, a pouring cavity 16, a quick connector 17, a power supply 18, a power switch 19, a leakage protector 20 and a lining formwork trolley 21.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as a limitation of the present invention. Furthermore, the appearances of the terms "first," "second," and the like in the description of the present invention are only used for distinguishing between the descriptions and are not intended to indicate or imply relative importance.
Furthermore, the terms "horizontal", "vertical" and the like when used in the description of the present invention do not require that the components be absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1, the present embodiment proposes a tunnel anchor segment vault concrete pouring anti-empty monitoring device, which includes an indicator light 11, a relay 12 and a contactor 13. In this embodiment, the relay is a liquid relay. The indicator light is an LED lamp.
A coil of the relay is connected in series between the positive electrode and the negative electrode of the power supply through a lead 14 and a normally closed contact of the contactor; the lead is provided with a breaking part, and two breaking parts at the breaking part of the lead are respectively connected with a contact terminal 15; two contact terminals of the lead are embedded in the pouring cavity 16 of the concrete at intervals and are positioned at the height which meets the design requirement; the position of the lead outside the pouring cavity is provided with a connector detachably connected through a quick connector 17.
The indicator light is connected in series between the positive and negative electrodes of the power supply 18 through the normally open contact of the contactor, and when the two contact terminals at the fracture are switched on, the coil of the relay is electrified to drive the normally open contact of the contactor to be closed. The contact terminal is not contacted with the interval of the tunnel secondary lining steel bar. The contact terminals may be constructed of aluminum sheets. The core wire copper core wire of the wire.
During the use, pour the vault concrete in pouring the chamber between to lining cutting form jumbo 21 and the tunnel inner wall, when tunnel vault concrete pouring height reached contact terminal place height, two contact terminals were linked together by the concrete of pouring, and then through relay switch-on pilot lamp place return circuit to light the pilot lamp. Therefore, the concrete pouring can be prompted to the user in a mode of lighting the indicator lamp, and the problem that the vault is empty due to the fact that the pouring is stopped under the condition that the pouring state is not clear is avoided.
Tunnel anchor section vault concrete placement air-raid shelter monitoring devices in this scheme combines the conductivity of concrete placement and concrete normal water ingeniously, when the concrete when pouring the in-process position of pouring and reach the contact terminal height, contact terminal and concrete form the return circuit, and the relay begins work, lights the pilot lamp and sends the signal sound and reminds.
In this embodiment, the power supply uses 220V ac, and a power switch 19 and a leakage protector 20 may be provided for control and safety protection. But the working voltage of the contactor and the control box adopts 24V safety voltage to ensure the use safety.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a tunnel anchor section vault concrete placement air-escape prevention monitoring devices which characterized in that:
the device comprises an indicator light, a relay and a contactor;
a coil of the relay is connected in series between the positive electrode and the negative electrode of the power supply through a lead and a normally closed contact of the contactor; the lead is provided with a breaking part, and two breaking parts at the breaking part of the lead are respectively connected with a contact terminal; the two contact terminals of the lead are embedded in a pouring cavity of concrete at intervals and are positioned at the height which meets the design requirement; the position of the lead outside the pouring cavity is provided with an interface which is detachably connected through a quick connector;
the indicating lamp is connected between the positive electrode and the negative electrode of the power supply in series through the normally open contact of the contactor, and when the two contact terminals at the fracture are conducted, the coil of the relay is electrified to drive the normally open contact of the contactor to be closed.
2. The tunnel anchor segment vault concrete placement air-break prevention monitoring devices of claim 1 wherein:
the power supply adopts a 220V power supply.
3. The tunnel anchor segment vault concrete placement air-break prevention monitoring devices of claim 1 wherein:
the wire is a copper core wire.
4. The tunnel anchor segment vault concrete placement air-break prevention monitoring devices of claim 1 wherein:
the contact terminal is made of an aluminum sheet.
5. The tunnel anchor segment vault concrete placement air-break monitoring devices of claim 4, characterized by:
the contact terminal is not contacted with the tunnel secondary lining steel bar at intervals.
6. The tunnel anchor segment vault concrete placement air-break prevention monitoring devices of claim 1 wherein:
the working voltage of the contactor and the control box adopts 24V safe voltage.
7. The tunnel anchor segment vault concrete placement air-break prevention monitoring devices of claim 1 wherein:
the relay is a liquid relay.
8. The tunnel anchor segment vault concrete placement air-break prevention monitoring devices of claim 1 wherein:
the indicator light is an LED light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020336708.5U CN212177153U (en) | 2020-03-18 | 2020-03-18 | Tunnel anchor section vault concrete placement anti-disengaging monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020336708.5U CN212177153U (en) | 2020-03-18 | 2020-03-18 | Tunnel anchor section vault concrete placement anti-disengaging monitoring devices |
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| CN212177153U true CN212177153U (en) | 2020-12-18 |
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| CN202020336708.5U Active CN212177153U (en) | 2020-03-18 | 2020-03-18 | Tunnel anchor section vault concrete placement anti-disengaging monitoring devices |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356567A (en) * | 2021-06-03 | 2021-09-07 | 张忠良 | Intelligent template for building construction |
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2020
- 2020-03-18 CN CN202020336708.5U patent/CN212177153U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356567A (en) * | 2021-06-03 | 2021-09-07 | 张忠良 | Intelligent template for building construction |
| CN113356567B (en) * | 2021-06-03 | 2023-03-24 | 张忠良 | Intelligent template for building construction |
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