CN217879424U - Protection device of protection against electric shock - Google Patents

Abstract

The utility model discloses a protection device of protection against electric shock, the detection case body includes safety cover and under casing, the inboard of safety cover is provided with the buckle, the inside of under casing is provided with the circuit breaker of control detection circuitry break-make, the inside of under casing still is provided with the monitor, the monitor inserts in the detection circuitry, the monitor is monitored with the break-make to the detection circuitry. Be provided with circuit breaker on the detection case, when need to change the sample and open the detection case, circuit breaker cuts off detection circuitry automatically, still sets up the monitor that can instruct detection circuitry break-make simultaneously, can monitor manual cut-off detection circuitry simultaneously to avoid the measurement personnel to electrocute when resistance detection sample changes, promote the testing process security.

Description

Protection device of protection against electric shock

Technical Field

The utility model relates to a resistance test field especially relates to a protection device of protection against electric shock.

Background

When the resistance detection is carried out on the material, the resistance detection is generally carried out through a resistance tester and a test box, and the test box is used for placing and fixing the material to be detected and is conducted with the resistance tester through electric connection; however, in the testing process, resistance detection is often required to be performed on multiple groups or multiple materials at one time, so that the materials to be detected need to be fixed frequently, and although the circuit needs to be cut off before the materials to be detected are replaced according to the detection requirements, in actual operation, a detection person may have misoperation or forgetting steps, and sample switching is performed without cutting off the circuit, so that electric shock is caused, and the personal safety of the detection person is threatened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a protection device for preventing electric shock.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the detection box body comprises a safety cover and a bottom box, wherein a pinch plate is arranged on the inner side of the safety cover, and a circuit breaker for controlling the on-off of a detection circuit is arranged in the bottom box;

the inside of the bottom case is also provided with a monitor, the monitor is connected into a detection circuit and monitors the connection and disconnection of the detection circuit.

Preferably, the circuit breaking device is arranged opposite to the pinch plate.

Preferably, a groove body is formed in the circuit breaking device, a lower pressing plate and a guide post are arranged inside the groove body, the lower pressing plate is connected to the guide post in a sleeved mode, and a spring is further arranged below the lower pressing plate.

Preferably, the bottom of the lower pressing plate is provided with a first touch plate, the bottom of the circuit breaking device is provided with a second touch plate, the first touch plate and the second touch plate are both made of conductive materials, and the lower pressing plate is made of insulating materials.

Preferably, a cut-off button and an indicator light are arranged on the monitor.

Preferably, the monitor is electrically connected to the circuit interrupting device by an electrical wire.

Preferably, the inside of the bottom case is further provided with a detection frame, and the detection frame is provided with a clamp.

Preferably, the outer side of the bottom box is provided with a positive wiring terminal and a negative wiring terminal, and the wiring terminals are connected with the resistance tester.

Preferably, the safety cover and the bottom case are both provided with insulating coatings.

Preferably, the safety cover is further provided with a viewing window.

The utility model discloses following beneficial effect has:

be provided with the circuit breaker on the detection case, when the sample that needs to be changed opened the detection case, circuit breaker automatically cuts off detection circuitry, still sets up the monitor that can instruct detection circuitry break-make simultaneously, can monitor manual cut-off detection circuitry simultaneously to avoid measurement personnel to electrocute when resistance detection sample changes, promote the testing process security.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

fig. 2 is a schematic structural diagram of the circuit breaking device of the present invention.

Illustration of the drawings:

1. a detection box body; 2. a safety cover; 3. a bottom box; 4. a circuit breaking device; 41. a tank body; 42. a lower pressing plate; 43. a first touch panel; 44. a second touch panel; 45. a guide post; 46. a spring; 5. buckling the plate; 6. a monitor; 61. a cut-off button; 62. an indicator light; 7. and (7) a detection frame.

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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed 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 as a specific case by those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: the detection box comprises a detection box body 1, wherein the detection box body 1 comprises a safety cover 2 and a bottom box 3, a buckle plate 5 is arranged on the inner side of the safety cover 2, and a circuit breaking device 4 for controlling the on-off of a detection circuit is arranged in the bottom box 3;

the inside of under casing 3 still is provided with monitor 6, and monitor 6 inserts in the detection circuitry, and monitor 6 is in order to monitor the break-make of detection circuitry.

Furthermore, the breaking device 4 is arranged opposite to the pinch plate 5.

Through this technical scheme, breaker 4 and buckle 5 set up respectively on under casing 3 and safety cover 2, and both install on same vertical line, and when safety cover 2 closed, buckle 5 just in time withheld on breaker 4.

Further, a groove body 41 is formed in the circuit breaking device 4, a lower pressing plate 42 and a guide post 45 are arranged inside the groove body 41, the lower pressing plate 42 is sleeved on the guide post 45, and a spring 46 is further arranged below the lower pressing plate 42.

Through this technical scheme, when safety cover 2 closed, buckle 5 supported and pressed on holding down plate 42 to press down plate 42 downwards, when safety cover 2 opened the back, buckle 5 left cell body 41, no longer pushed down pressing down plate 42, and holding down plate 42 upwards kick-backs down under spring 46's elasticity this moment.

Further, a first contact plate 43 is arranged at the bottom of the lower pressing plate 42, a second contact plate 44 is arranged at the bottom of the circuit breaking device 4, the first contact plate 43 and the second contact plate 44 are both made of conductive materials, and the lower pressing plate 42 and the pinch plate 5 are both made of insulating materials.

Through this technical scheme, when safety cover 2 closed, because holding down plate 42 receives the push down of buckle 5, first touch panel 43 and second touch panel 44 were the contact of laminating each other this moment, and detection circuitry is the connected state this moment, and when safety cover 2 opened the back, first touch panel 43 kick-backs along with holding down plate 42, and first touch panel 43 and second touch panel 44 disconnection contact this moment, and detection circuitry automatic disconnection this moment avoids operating personnel maloperation to lead to electrocuting.

Further, the monitor 6 is provided with a cut-off button 61 and an indicator lamp 62.

Further, the monitor 6 is electrically connected to the breaking device 4 through a wire.

Through the technical scheme, the indicator lamp 62 on the monitor 6 can reflect the on-off of the detection circuit, when the safety cover 2 is opened, the indicator lamp 62 on the monitor 6 is still turned on, which indicates that the circuit breaking device 4 has a fault, at the moment, the circuit can be manually cut off through the cut-off button 61, and after the sample is replaced, the circuit is manually switched on.

Furthermore, a detection frame 7 is further arranged inside the bottom box 3, and a clamp is arranged on the detection frame 7.

Through this technical scheme, testing stand 7 is used for fixed material to be measured.

Furthermore, the outer side of the bottom box 3 is provided with a positive group of wiring terminals and a negative group of wiring terminals, and the wiring terminals are connected with the resistance tester.

Furthermore, the safety cover 2 and the bottom case 3 are both provided with insulating coatings.

Further, the safety cover 2 is also provided with an observation window.

Through this technical scheme, the observation window can provide the field of vision behind the safety cover 2 closes, is favorable to keeping the testing process safety.

The working principle is as follows: in the resistance detection process, when changing the sample, at first need open detection case body 1, in this technical scheme, when opening safety cover 2, buckle 5 leaves cell body 41, no longer push down clamp plate 42, lower clamp plate 42 kick-backs upwards under the elasticity of spring 46 this moment, first touch panel 43 rebounds along with lower clamp plate 42, first touch panel 43 and second touch panel 44 break contact, detection circuitry automatic disconnection this moment, thereby avoid measuring personnel to forget to cut off the circuit and lead to the electric shock, still be provided with monitor 6 simultaneously, pilot lamp 62 on monitor 6 can reflect the break-make of detection circuitry, after opening safety cover 2, indicator lamp 62 on monitor 6 still lights and then explains that breaking device 4 has appeared the trouble, can come the manual circuit cut-off through cut-off button 61 this moment, thereby further ensured the security of resistance test.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (10)

1. The utility model provides a protection device of protection against electric shock, includes detection case body (1), its characterized in that: the detection box body (1) comprises a safety cover (2) and a bottom box (3), a pinch plate (5) is arranged on the inner side of the safety cover (2), and a circuit breaking device (4) for controlling the on-off of a detection circuit is arranged in the bottom box (3);

the inside of under casing (3) still is provided with monitor (6), monitor (6) insert detect the circuit in, monitor (6) are in order to monitor the break-make of detecting the circuit.

2. A protection device against electric shocks, as claimed in claim 1, wherein: the circuit breaking device (4) is arranged opposite to the pinch plate (5).

3. A protection device against electric shocks, as claimed in claim 1, characterized in that: the circuit breaking device (4) is provided with a groove body (41), a lower pressing plate (42) and a guide post (45) are arranged inside the groove body (41), the lower pressing plate (42) is sleeved on the guide post (45), and a spring (46) is further arranged below the lower pressing plate (42).

4. A protection device against electric shocks as claimed in claim 3, characterised in that: the bottom of the lower pressing plate (42) is provided with a first contact plate (43), the bottom of the circuit breaking device (4) is provided with a second contact plate (44), the first contact plate (43) and the second contact plate (44) are made of conductive materials, and the lower pressing plates (42) and (5) are made of insulating materials.

5. A protection device against electric shocks, as claimed in claim 1, characterized in that: the monitor (6) is provided with a cut-off button (61) and an indicator light (62).

6. A protection device against electric shocks, as claimed in claim 1, wherein: the monitor (6) is electrically connected with the circuit breaking device (4) through an electric wire.

7. A protection device against electric shocks, as claimed in claim 1, characterized in that: the inside of under casing (3) still is provided with test rack (7), be provided with anchor clamps on test rack (7).

8. A protection device against electric shocks, as claimed in claim 1, characterized in that: the outer side of the bottom box (3) is provided with a positive group of binding posts and a negative group of binding posts, and the binding posts are connected with a resistance tester.

9. A protection device against electric shocks, as claimed in claim 1, characterized in that: and the safety cover (2) and the bottom box (3) are both provided with insulating coatings.

10. A protection device against electric shocks, as claimed in claim 1, characterized in that: the safety cover (2) is also provided with an observation window.

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