CN217182061U - Novel intrinsically safe uncovering power-off sensor - Google Patents
Novel intrinsically safe uncovering power-off sensor Download PDFInfo
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- CN217182061U CN217182061U CN202221023661.2U CN202221023661U CN217182061U CN 217182061 U CN217182061 U CN 217182061U CN 202221023661 U CN202221023661 U CN 202221023661U CN 217182061 U CN217182061 U CN 217182061U
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- sensor body
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- upper cover
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Abstract
The utility model relates to the technical field of explosion-proof electrical equipment, in particular to a novel intrinsically safe uncovering power-off sensor, which comprises a sensor body, wherein a section view of the sensor body is in a U-shaped arrangement, the inner wall of the top of the sensor body is in close contact with the top of an upper cover on the explosion-proof electrical equipment, the upper cover is fixedly connected with a flange on the explosion-proof electrical equipment, the inner wall of the top of the sensor body is also provided with a metal inductive probe, the metal inductive probe is used for detecting the position of the explosion-proof upper cover, and a locking part for fixing the sensor body is arranged at the bottom of the sensor body in a penetrating way; the utility model discloses a set up the sensor body, when the sensor takes place not hard up or demolish, position signal gives the inside control mechanism of switch on this realization of sensor, and automatic cutout power supply makes the electrified body of wiring intracavity portion lose the electricity, guarantees personnel's safety.
Description
Technical Field
The utility model relates to an explosion-proof electrical apparatus technical field, concretely relates to novel safe type of essence outage sensor that uncaps.
Background
At present, a plurality of explosion-proof switches are used in the underground coal mine. Many switches are not provided with a cover-open power-off sensor. When equipment need be maintained in the pit, break rule and rule not to open wiring chamber apron and operate under the electrified condition, because there is the electrified body inside, cause the electric shock accident regularly.
In order to solve the technical problems, a cover opening power-off sensor is introduced, and most of the existing sensors are complex in structure, inconvenient to install, poor in reliability and not strong in applicability.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a novel safe type of essence outage sensor of uncapping, the installation of not only being convenient for, good reliability, suitability are strong moreover.
In order to solve the technical problem, the utility model provides a novel safe type of essence outage sensor that uncaps, including the sensor body, the section picture of sensor body is the setting of U type, the top in close contact with of the upper cover on sensor top inner wall and the explosion-proof electrical apparatus, flange fixed connection on upper cover and the explosion-proof electrical apparatus, sensor body top inner wall still is provided with metal inductive probe, and metal inductive probe is used for detecting the position of explosion-proof upper cover, the retaining member that is used for fixed sensor body is worn to be equipped with in sensor body bottom.
Furthermore, the locking piece is a locking bolt, and the top end of the locking bolt penetrates through the sensor body and is fixedly connected with the bottom of the flange.
Further, the top of sensor body still is provided with the pilot lamp.
Further, a cable for transmitting signals is arranged at the bottom of the sensor body.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
the utility model discloses a set up the sensor body, when the upper cover is opened to needs, need dismantle the sensor body earlier and can open, the sensor body in case the pine takes off, metal inductive probe leaves the upper cover metal surface, the pilot lamp of sensor extinguishes, the affirmation is the state of uncapping, can output position separation signal simultaneously, the inside protector action of trigger switch, realize equipment such as switch or starter and uncap rapid power-off action, cut off internal power output, effectively avoid the danger of personnel's the electric shock of uncapping in violation of rules and regulations.
Drawings
Fig. 1 is a schematic view of the installation structure of the present invention;
fig. 2 is a schematic structural view of the sensor body in a compressed state according to the present invention;
fig. 3 is a schematic structural diagram of the loose and loose state of the sensor body according to the present invention.
In the figure: 1. an explosion-proof electrical appliance; 2. an upper cover; 3. a flange; 4. a sensor body; 5. a metal inductive probe; 6. locking the bolt; 7. an indicator light; 8. a cable.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 3 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
As shown in fig. 1-3: an explosion-proof electrical appliance 1 comprises a flange 3 and an upper cover 2 fixedly installed on the flange 3, wherein a sensor body 4 is installed on the outer sides of the upper cover 2 and the flange 3, and the novel intrinsically safe uncovering power-off sensor comprises the sensor body 4, the section diagram of the sensor body 4 is in a U-shaped arrangement, the inner wall of the top of the sensor is in close contact with the top of the upper cover 2, the inner wall of the top of the sensor body 4 is also provided with a metal inductive probe 5, the metal inductive probe 5 is used for detecting the position of the explosion-proof upper cover 2, and a locking piece used for fixing the sensor body 4 is arranged at the bottom of the sensor body 4 in a penetrating manner;
specifically, a novel intrinsically safe uncovering power-off sensor comprises a sensor body 4, wherein a section view of the sensor body 4 is in a U-shaped arrangement, the inner wall of the top of the sensor body is in close contact with the top of an upper cover 2 on an explosion-proof electric appliance 1, the upper cover 2 is fixedly connected with a flange 3 on the explosion-proof electric appliance 1, a metal inductive probe 5 is further installed on the inner wall of the top of the sensor body 4, the metal inductive probe 5 is used for detecting the position of the explosion-proof upper cover 2, a locking piece for fixing the sensor body 4 is arranged at the bottom of the sensor body 4 in a penetrating manner, the locking piece is specifically a locking bolt 6, and the top end of the locking bolt 6 penetrates through the sensor body 4 and is tightly attached to the bottom of the flange 3 to realize the fixed installation of the sensor body 4;
this embodiment, when the upper cover 2 is opened to needs, need dismantle sensor body 4 earlier and can open, sensor body 4 in case the pine takes off, metal inductive probe 5 leaves 2 metal surfaces on the upper cover, the pilot lamp 7 of sensor extinguishes, the state of uncapping is affirmed, can output position separation signal simultaneously, the action of the inside protector of trigger switch, realize equipment such as switch or starter and uncap the rapid power off action, cut off internal power output, effectively avoid personnel's danger of the electric shock of uncapping in violation of rules and regulations.
In addition, in this embodiment, only 1 sensor body 4 needs to be installed on the upper cover, and the sensor body 4 can be installed at any position around the upper cover according to the requirement.
According to one embodiment of the present invention, as shown in figures 2-3,
in order to improve the practicability, the indicating lamp 7 is further installed at the top of the sensor body 4, the indicating lamp 7 is in a normally-on state in a normal state, and when the upper cover 2 is opened, the indicating lamp 7 is turned off.
According to one embodiment of the present invention, as shown in figures 2 and 3,
the bottom of the sensor body 4 is provided with a cable 8, and the cable 8 provides a power supply and is used for transmitting a detection signal of the metal inductive probe 5.
In one embodiment of the present invention, as shown in figures 2-3,
for the convenience of installing the sensor body 4, the width of the lower end face of the sensor body 4 is smaller than that of the upper end face.
The utility model discloses a theory of operation:
under the normal working condition of electrical equipment such as an explosion-proof electrical apparatus 1 and the like, the upper cover 2 is in a fastening state, the sensor body 4 is clamped between the upper cover 2 and the flange 3, the sensor body 4 can be tightened only by screwing the locking bolt 6, the sensor body 4 is output in place and closed after being tightened, and the indicator light 7 of the sensor body 4 is in a normally-on state and is determined to be in a cover closing state;
when the personnel in the pit need open upper cover 2, need dismantle sensor body 4 earlier and open, sensor body 4 in case the pine takes off, metal inductive probe 5 leaves 2 metal surfaces on the upper cover, the pilot lamp 7 of sensor extinguishes, the affirmation is the state of uncapping, can output position separation signal simultaneously, the action of the inside protector of trigger switch, realize equipment such as switch or starter and uncap the rapid power-off action, cut off internal power output, effectively avoid the danger of personnel in the pit electric shock of uncapping in violation of rules and regulations.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides a novel safe type power off sensor that uncaps which characterized in that: including sensor body (4), the section view of sensor body (4) is the setting of U type, the top in close contact with of upper cover (2) on sensor top inner wall and the explosion-proof electrical apparatus (1), flange (3) fixed connection on upper cover (2) and the explosion-proof electrical apparatus (1), sensor body (4) top inner wall still is provided with metal inductive probe (5), and metal inductive probe (5) are used for detecting the position of explosion-proof upper cover (2), the retaining member that is used for fixed sensor body (4) is worn to be equipped with in sensor body (4) bottom.
2. A novel intrinsically safe cover opening power-off sensor as claimed in claim 1, wherein: the retaining member is a locking bolt (6), and the top end of the locking bolt (6) penetrates through the sensor body (4) and is fixedly connected with the bottom of the flange (3).
3. A novel intrinsically safe cover opening power-off sensor as claimed in claim 1, wherein: the top of the sensor body (4) is also provided with an indicator light (7).
4. A novel intrinsically safe cover opening power-off sensor as claimed in claim 1, wherein: the bottom of the sensor body (4) is provided with a cable (8) for transmitting signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221023661.2U CN217182061U (en) | 2022-04-29 | 2022-04-29 | Novel intrinsically safe uncovering power-off sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221023661.2U CN217182061U (en) | 2022-04-29 | 2022-04-29 | Novel intrinsically safe uncovering power-off sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217182061U true CN217182061U (en) | 2022-08-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221023661.2U Active CN217182061U (en) | 2022-04-29 | 2022-04-29 | Novel intrinsically safe uncovering power-off sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217182061U (en) |
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2022
- 2022-04-29 CN CN202221023661.2U patent/CN217182061U/en active Active
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