Maintenance power box capable of emergency power failure

Abstract

The utility model discloses a maintenance power box capable of emergency power-off, which relates to the technical field of power boxes and comprises a power box body, a portal is arranged on the surface of one side of the power box body, a hinge is arranged on one side of the portal, an observation port is arranged on the portal, and a main switch, an emergency power-off button and a leakage protection switch are respectively arranged below the observation port. A handle is arranged on one side of the portal, a wiring port is formed in the bottom of the portal, a flashing board is arranged above the wiring port, a display groove is formed in one side of the power box body, a movable warning board is embedded in the display groove, a fault lamp is arranged on the top of the power box body, a guide plate is arranged on the back face of the portal, and a shielding plate is arranged on the guide plate. A shielding strip is arranged on the shielding plate, the shielding plate moves upwards along the guide plate when the cable is connected, the shielding plate is loosened after the cable is connected, and the shielding strip arranged on the shielding plate moves downwards according to the weight of the shielding strip, so that the shielding strip is attached to the cable, and external dust is prevented from entering the power box body.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of power box, concretely is a kind of overhauling power box of emergency power-off. BACKGROUND

[0002] Overhauling power box is an important power equipment, mainly used to provide temporary or fixed power support for various electrical equipment, it is usually widely used in construction site, factory, mine and other places needing temporary power, the design of overhauling power box not only considers the reliability of power supply, but also considers the safety of operation and the convenience of maintenance.

[0003] And the existing overhauling power box has the following problems:

[0004] 1. Emergency power-off button is an important means to deal with emergency situations, without it, maintenance personnel will lack effective emergency response tools when facing unexpected situations, and cannot immediately cut off power supply when equipment fails or dangerous situations occur, which may cause equipment damage or personnel injury, without emergency power-off function, maintenance personnel need to be more careful when repairing equipment, increasing the complexity and risk of work.

[0005] 2. If there is no warning sign, other operators may not know that the equipment is being repaired, and may misoperate the equipment, causing maintenance personnel to be injured, even if the equipment has been powered off, if there is no warning sign, other personnel may mistakenly believe that the equipment can be used normally, which may cause electric shock accident, maintenance personnel may feel nervous and uneasy due to fear of misoperation by other personnel, affecting work state.

[0006] 3. Without fault light, maintenance personnel need to rely on other means (such as measuring voltage, current, etc.) to diagnose problems, which will increase the diagnosis time, without fault light means that more time and steps are needed to determine the problem, thereby reducing work efficiency, without fault light, maintenance personnel may make wrong judgments due to lack of clear indication, further delaying the repair process.

[0007] Therefore, the skilled in the art provides an overhauling power box that can be emergency power-off to solve the problems raised in the above background. UTILITY MODEL CONTENT

[0008] The utility model aims to provide a theme to solve the problems raised in the above background.

[0009] To achieve the above purpose, the utility model provides the following technical scheme:

[0010] The utility model provides an overhauling power supply box of emergency power off, including power supply box body, the front surface of power supply box body is provided with the door, and the one side of door is provided with hinge hinge, and hinge hinge is fixedly connected to power supply box body and door by bolt, and the top of door is provided with the observation port, and the total switch, emergency brake switch and leakage protection switch are arranged below the observation port respectively, and the bottom of door is provided with the wiring hole, and the rain shield is arranged above the wiring hole, and the handle is arranged to one side of door.

[0011] As a further scheme of the utility model: the back of the door is provided with a guide plate, and a movable shielding plate is arranged on the guide plate.

[0012] As a further scheme of the utility model: a guide rod is arranged on the shielding plate, an extrusion elastic member is sleeved on the guide rod, and a shielding strip is arranged at the bottom of the guide rod.

[0013] As a further scheme of the utility model: a plurality of fault lights are arranged on the top of the power supply box body.

[0014] As a further scheme of the utility model: a display groove is arranged on one side of the power supply box body, a cylindrical hinge is arranged on one side in the display groove, a sleeve is sleeved on the cylindrical hinge, and a first supporting rod is arranged on the sleeve.

[0015] As a further scheme of the utility model: a second cylindrical hinge is arranged at the other end of the first supporting rod, and a second supporting rod is arranged at the bottom of the second cylindrical hinge.

[0016] As a further scheme of the utility model: a third cylindrical hinge is arranged at the other end of the second supporting rod, and a warning sign is arranged on one side of the third cylindrical hinge.

[0017] As a further scheme of the utility model: cylindrical hinges are arranged on one side in the display groove at the top and the bottom.

[0018] Compared with the prior art, the utility model has the beneficial effects that:

[0019] 1. The emergency power off button can quickly cut off the power supply in an emergency to prevent the expansion of electrical accidents, and this design is crucial for protecting the life safety of operating personnel and the integrity of equipment, for example, in the event of a fire, an electric leakage or other emergencies, the operating personnel can immediately stop the power supply by pressing the emergency power off button, thereby reducing potential harm, and the existence of the emergency power off button makes it safer to maintain and overhaul the equipment;

[0020] 2. The warning sign can remind the staff and relevant personnel that the area is under maintenance, avoid misoperation and cause accidents, when the equipment is under maintenance, hanging warning sign is part of the industry standard and safety specification, which helps to ensure that all operations meet the safety requirements, the warning sign can clearly inform others that the equipment is under maintenance, so as to avoid unnecessary interference and operation, reduce responsibility disputes; the fault lamp can monitor the working state of the power box in real time, when the power box fails, the fault lamp will light up immediately, reminding the operator to pay attention, through the prompt of the fault lamp, the operator can quickly identify the specific problem of the power box, and take corresponding measures such as emergency power-off, maintenance, etc., so as to avoid further expansion of the fault, in emergency, the fault lamp can help the operator to react quickly, ensure the safety of personnel and equipment. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure diagram of a maintenance power box which can be powered off in emergency.

[0022] Figure 2 It is a structure diagram of the back of the door of a maintenance power box which can be powered off in emergency.

[0023] Figure 3 It is a structure diagram of the shielding plate of a maintenance power box which can be powered off in emergency.

[0024] Figure 4 It is a structure diagram of the warning sign of a maintenance power box which can be powered off in emergency.

[0025] In the figure: 1, power box body; 2, door; 3, hinge; 4, bolt; 5, handle; 6, wire port; 7, fault lamp; 8, guide plate; 9, shielding plate; 10, shielding strip; 11, guide rod; 12, extruded elastic element; 13, display groove; 14, warning sign; 15, cylindrical hinge; 16, second cylindrical hinge; 17, third cylindrical hinge; 18, sleeve; 19, first support rod; 20, second support rod; 21, observation port; 22, master switch; 23, emergency stop switch; 24, rain shield; 25, leakage protection switch. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Embodiment 1

[0028] ReferenceFigures 1-4 The embodiment provides a maintenance power supply box capable of emergency power-off, which comprises a power supply box body 1, a door 2, a hinge 3, a bolt 4, a handle 5, a wiring port 6, a fault lamp 7, a guide plate 8, a shielding plate 9, a shielding strip 10, a guide rod 11 and an extrusion elastic element 12. The door 2 is arranged on the front end surface of the power supply box body 1, the hinge 3 is arranged on one side of the door 2, the hinge 3 is fixedly connected to the power supply box body 1 and the door 2 through the bolt 4, the observation port 21 is formed in the top of the door 2, the general switch 22, the emergency brake switch 23 and the leakage protection switch 25 are arranged below the observation port 21 respectively, the wiring port 6 is arranged at the bottom of the door 2, the rain shield 24 is arranged above the wiring port 6, the handle 5 is arranged on one side of the door 2, the guide plate 8 is arranged on the back of the door 2, the shielding plate 9 is movably arranged on the guide plate 8, the guide rod 11 is arranged on the shielding plate 9, the extrusion elastic element 12 is sleeved on the guide rod 11, and the shielding strip 10 is arranged at the bottom of the guide rod 11.

[0029] Embodiment 2

[0030] With reference to Figures 2-4 The embodiment is based on the previous embodiment, and differs from the previous embodiment in that the embodiment comprises a display groove 13, a warning board 14, a cylindrical hinge 15, a second cylindrical hinge 16, a third cylindrical hinge 17, a sleeve 18, a first supporting rod 19, a second supporting rod 20, an observation port 21, a general switch 22, an emergency brake switch 23 and a rain shield 24. The power supply box body 1 is provided with a plurality of fault lamps 7 on the top, the display groove 13 is formed in one side of the power supply box body 1, the cylindrical hinge 15 is arranged on one side in the display groove 13, the sleeve 18 is sleeved on the cylindrical hinge 15, the first supporting rod 19 is arranged on the sleeve 18, the second cylindrical hinge 16 is arranged at the other end of the first supporting rod 19, the second supporting rod 20 is arranged at the bottom of the second cylindrical hinge 16, the third cylindrical hinge 17 is arranged at the other end of the second supporting rod 20, the warning board 14 is arranged on one side of the third cylindrical hinge 17, and the cylindrical hinge 15 is arranged on one side at the upper end and the lower end of the display groove 13.

[0031] The utility model discloses a working principle: after connecting cable, push the sliding baffle upwards, make the sliding baffle slide along fixed guide plate, at this moment, the cable can be passed through the wiring port, and the protective box door can be closed, after the cable is passed through the wiring port, loosen the sliding baffle, make the sliding baffle move downwards under the action of gravity, make the sliding baffle and cable adhere, extrude elastic member can make the sliding baffle and cable adhere closely, guide rod can guide the movement of the sliding baffle, in the case of the leakage of the maintenance power supply box, the leakage protection switch operates and makes the maintenance power supply box emergency power off, after the emergency power off of the maintenance power supply box, to ensure safety, the staff can press the emergency power off button on the door again to ensure successful power off, after power off, the fault lamp on the top of the power supply box will light up, after the fault lamp lights up, the warning sign in the display groove on the side of the power supply box is stretched through the support rod, the warning sign and fault lamp can clearly inform others that the equipment is in the maintenance state, can effectively prevent the problem of maintenance personnel error closure and isolation switch, and more ensure the safety of maintenance personnel.

[0032] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure reference in the claims should not be regarded as limiting the involved claims. Furthermore, it should be understood that although the present specification is described according to the embodiments, not every embodiment contains only one independent technical scheme, and the specification is described in this way only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical schemes in each embodiment can also be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. An emergency power-off maintenance power supply box comprising a power supply box body (1), characterized in that, The front end surface of the power box (1) is provided with a door (2), one side of the door (2) is provided with a hinge (3), the hinge (3) is fixedly connected to the power box (1) and the door (2) by a bolt (4), an observation port (21) is formed in the top of the door (2), total switches (22), emergency stop switches (23) and leakage protection switches (25) are arranged below the observation port (21), respectively, a wiring port (6) is arranged at the bottom of the door (2), a rain shield (24) is arranged above the wiring port (6), and a handle (5) is arranged on one side of the door (2).

2. The service power box of claim 1, wherein, The back of the door (2) is provided with a guide plate (8), and the guide plate (8) is provided with a movable shielding plate (9).

3. The service power box of claim 2, wherein, The shielding plate (9) is provided with a guide rod (11), the guide rod (11) is sleeved with an extrusion elastic element (12), and the bottom of the guide rod (11) is provided with a shielding strip (10).

4. The service power box of claim 1, wherein, The top of the power box (1) is provided with a plurality of fault lights (7).

5. The service power box of claim 1, wherein, The power box (1) is provided with a display slot (13) on one side, a cylindrical hinge (15) is arranged on one side in the display slot (13), a sleeve (18) is sleeved on the cylindrical hinge (15), and a first supporting rod (19) is arranged on the sleeve (18).

6. The service power box of claim 5, wherein, The other end of the first supporting rod (19) is provided with a second cylindrical hinge (16), and the bottom of the second cylindrical hinge (16) is provided with a second supporting rod (20).

7. The service power box of claim 6, wherein, The other end of the second supporting rod (20) is provided with a third cylindrical hinge (17), and the third cylindrical hinge (17) is provided with a warning sign (14) on one side.

8. The service power box of claim 5, wherein, The display slot (13) is provided with a cylindrical hinge (15) on one side at the upper end and the lower end.

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