CN213303939U - Mining remote feed breaker - Google Patents
Mining remote feed breaker Download PDFInfo
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- CN213303939U CN213303939U CN202022662424.8U CN202022662424U CN213303939U CN 213303939 U CN213303939 U CN 213303939U CN 202022662424 U CN202022662424 U CN 202022662424U CN 213303939 U CN213303939 U CN 213303939U
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Abstract
The utility model discloses a mining remote feed breaker, which relates to the technical field of feed breakers and comprises a shell, a main circuit board, a pouring module and a cable, wherein the shell is provided with a cable inlet, a cable outlet and a window; the main circuit board is provided with an analog processing circuit for generating input and power supply of a control signal of the encapsulation power-off control component and outputting an isolated small signal in the encapsulation, a nixie tube display circuit, a CAN communication circuit, a current type switching value output and input of active and passive switching values; the encapsulation module comprises a detection circuit board and an encapsulation shell, wherein a conversion circuit for isolating alternating current high voltage from alternating current small signals, a power-off control component and an auxiliary circuit are arranged on the detection circuit board, the detection circuit board is connected with a cable and then placed in the encapsulation shell, and the detection circuit board and the encapsulation shell are encapsulated through epoxy resin.
Description
Technical Field
The utility model relates to a feed breaker technical field specifically is a mining long-range feed breaker.
Background
The remote power-off switch is mainly used for remote power-off control of underground coal mine controlled equipment. In the coal mine safety production process, according to the explosive property of the operation environment, all instruments and equipment need to be subjected to explosion suppression or intrinsic safety treatment, the electrical safety of a power system is very important to maintain, and power-off control and working state detection are required to be carried out on electric equipment which does not conform to work in the control process of a power supply. The existing remote feed circuit breaker is mainly an explosion-proof metal shell, has large volume and heavy weight and is inconvenient to carry; most of the intrinsic safety type plastic shells cannot be used under high voltage.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a mining long-range feed circuit breaker has enlarged outage scope, has both satisfied explosion-proof standard's requirement and has made equipment have fine adaptability again.
In order to achieve the above object, the utility model provides a following technical scheme: including casing, main circuit board, encapsulation module and cable, the casing sets up rectangular structure to the cavity has been seted up to the inside of casing, and fixed mounting has main circuit board in the cavity, and the right side of main circuit board is provided with the encapsulation module, and encapsulation module fixed mounting is on the inner wall of casing, and cable import and cable outlet have been seted up respectively to the left and right sides of casing simultaneously, and the cable is imported from the cable import of casing and is introduced to draw forth from the cable outlet.
As a further aspect of the present invention: the encapsulation module comprises an encapsulation shell and a detection circuit, wherein the encapsulation shell is arranged into a hollow rectangle, the detection circuit is fixedly arranged in the encapsulation shell, and the detection circuit and the encapsulation shell are encapsulated into a whole through epoxy resin.
As a further aspect of the present invention: the material of casing is Q235, is the panel beating casing of 2mm thickness.
As a further aspect of the present invention: the front of the shell is provided with a window.
As a further aspect of the present invention: the main circuit board is provided with an analog processing circuit for generating control signals of the encapsulation power-off control component, supplying power, outputting isolated small signals in the encapsulation, a nixie tube display circuit, a CAN communication circuit, current type switching value output and active and passive switching value input.
As a further aspect of the present invention: the detection circuit board is provided with a conversion circuit for isolating alternating-current high voltage from alternating-current small signals, a power-off control component and an auxiliary circuit.
Compared with the prior art, the beneficial effects of the utility model are that: the mining remote feed breaker adopts a cast explosion-proof mode, the shell adopts a sheet metal shell, the power-off range is objectively enlarged, the highest cut-off voltage is 1140V, the requirement of an explosion-proof standard is met, and the device has good adaptability, and the mining remote feed breaker has the following advantages in practical application: the power-off monitoring device has the advantages of small volume, light weight, convenience in carrying, capability of reducing the investment of equipment, cables and workload, strong power-off control adaptability, reliability in feed sensing monitoring and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic structural diagram of the encapsulation module of the present invention.
Fig. 4 is a circuit operation block diagram of the present invention.
As shown in the figure: 1. the cable detection device comprises a shell, 11, a cable inlet, 12, a cable outlet, 13, a window, 2, a main circuit board, 3, a pouring module, 31, a pouring shell, 32, a detection circuit board, 33, epoxy resin, 4 and a cable.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Please refer to fig. 1-3, in the embodiment of the utility model, a mining remote feed breaker, including casing 1, main circuit board 2, encapsulation module 3 and cable 4, wherein casing 1 sets up the cuboid structure to the cavity has been seted up to casing 1's inside, and fixed mounting has main circuit board 2 in the cavity, and main circuit board 2's right side is provided with encapsulation module 3, and encapsulation module 3 fixed mounting has been seted up on casing 1's inner wall, and cable import 11 and cable export 12 have been seted up respectively to casing 1's the left and right sides simultaneously, and cable 4 introduces from casing 1's cable import 11 to draw forth from cable export 12.
The encapsulation module 3 includes an encapsulation housing 31 and a detection circuit 32, wherein the encapsulation housing 31 is configured as a hollow rectangle, the detection circuit 32 is fixedly installed inside the encapsulation housing 31, and the detection circuit 32 and the encapsulation housing 31 are encapsulated by epoxy resin 32 to form a whole.
Wherein, the material of casing 1 is Q235, is the panel beating casing of 2mm thickness, has objectively enlarged the outage scope, but the highest outage voltage 1140V not only satisfies explosion-proof standard's requirement but also makes equipment have fine adaptability.
Wherein, the front of casing 1 has seted up window 13, and window 13 adopts transparent material to make for observing the operating condition of casing 1 inside.
As CAN be seen from fig. 4, the main circuit board 2 is provided with an analog processing circuit for generating the input and power supply of the control signal of the encapsulation power-off control component, outputting the isolated small signal inside the encapsulation, a nixie tube display circuit, a CAN communication circuit, a current type switching value output and the input of active and passive switching values; the detection circuit board 32 is provided with a conversion circuit for isolating an alternating current high voltage from an alternating current small signal, a power-off control component and an auxiliary circuit.
Wherein, connect 9-24V DC power supply to power input port, the numeral in the display window indicates the decimal potential display equipment running state of signal lamp, other bit combinations show feedback analog quantity intensity and control state and the input state of switching signal of control circuit.
The main circuit board 2 provides control signals and required driving power to the contact switch output circuit on the detection circuit board 32, and the detection circuit board 32 returns two paths of state signals to the main circuit board 2. When the driving signal is valid, the light emitting diode is normally on to indicate the driving signal to be output, the detection circuit board 32 outputs a normally open signal to the outside, and when the opposite driving signal is invalid, the light emitting diode is off, and the detection circuit board 32 outputs a normally closed signal to the outside.
It should be noted that, the working principle and the installation manner of the main circuit board 2 and the detection circuit board 32 both adopt the prior art, which is common knowledge of those skilled in the art, and thus no further description is provided herein.
According to the utility model provides an above-mentioned preferred embodiment, the utility model discloses a theory of operation does: the feed line is connected with an isolation acquisition conversion circuit which is connected into the interior of the encapsulation module 3 through a cable 4, the acquisition, signal conversion and isolation between the access circuit and signal output are completed by the feed line, the same-frequency signals are connected into the analog signal processing circuit of the main circuit board 2 through amplitude reduction isolation, the main control circuit acquires the analog voltage output by the feed line, the voltage amplitude of the access circuit is calculated, corresponding indication is correspondingly made in the window 13 according to the voltage grade, and the information of whether electricity exists can be sent out through a digital communication interface or a switching value output interface according to setting, so that the effect of feed signal output is achieved.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention, and the following claims are therefore to be read in this light of the appended claims.
Claims (6)
1. The utility model provides a mining remote feed outage ware, includes casing (1), main circuit board (2), waters encapsulation module (3) and cable (4), its characterized in that: casing (1) sets up rectangular structure, and the cavity has been seted up to the inside of casing (1), fixed mounting has main circuit board (2) in the cavity, and the right side of main circuit board (2) is provided with seals module (3), seals module (3) fixed mounting on the inner wall of casing (1), cable inlet (11) and cable outlet (12) have been seted up respectively to the left and right sides of casing (1) simultaneously, cable (4) are introduced from cable inlet (11) of casing (1), and draw forth from cable outlet (12).
2. The mining remote feed breaker of claim 1, characterized in that: the encapsulation module (3) comprises an encapsulation shell (31) and a detection circuit (32), wherein the encapsulation shell (31) is arranged into a hollow rectangle, the detection circuit (32) is fixedly installed inside the encapsulation shell (31), and the detection circuit (32) and the encapsulation shell (31) are encapsulated into a whole through epoxy resin.
3. The mining remote feed breaker of claim 1, characterized in that: the material of casing (1) is Q235, is the panel beating casing of 2mm thickness.
4. The mining remote feed breaker of claim 1, characterized in that: the front surface of the shell (1) is provided with a window (13).
5. A mining remote feed breaker according to claim 2, characterized in that: the main circuit board (2) is provided with an analog processing circuit for generating control signals of the encapsulation power-off control component, supplying power, outputting isolated small signals in the encapsulation, a nixie tube display circuit, a CAN communication circuit, a current type switching value output and active and passive switching value inputs.
6. A mining remote feed breaker according to claim 2, characterized in that: the detection circuit (32) is provided with a conversion circuit for isolating alternating current high voltage from alternating current small signals, a power-off control component and an auxiliary circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662424.8U CN213303939U (en) | 2020-11-17 | 2020-11-17 | Mining remote feed breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662424.8U CN213303939U (en) | 2020-11-17 | 2020-11-17 | Mining remote feed breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213303939U true CN213303939U (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022662424.8U Active CN213303939U (en) | 2020-11-17 | 2020-11-17 | Mining remote feed breaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113625043A (en) * | 2021-08-16 | 2021-11-09 | 中煤科工集团重庆研究院有限公司 | Feed state detection method for active and passive fusion detection |
-
2020
- 2020-11-17 CN CN202022662424.8U patent/CN213303939U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113625043A (en) * | 2021-08-16 | 2021-11-09 | 中煤科工集团重庆研究院有限公司 | Feed state detection method for active and passive fusion detection |
| CN113625043B (en) * | 2021-08-16 | 2024-04-19 | 中煤科工集团重庆研究院有限公司 | Feed state detection method for active and passive fusion detection |
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