CN114336352A - Fire emergency cut-off type lighting distribution box - Google Patents
Fire emergency cut-off type lighting distribution box Download PDFInfo
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- CN114336352A CN114336352A CN202210214477.4A CN202210214477A CN114336352A CN 114336352 A CN114336352 A CN 114336352A CN 202210214477 A CN202210214477 A CN 202210214477A CN 114336352 A CN114336352 A CN 114336352A
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- 239000004020 conductor Substances 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 description 5
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- 229910000831 Steel Inorganic materials 0.000 description 1
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Abstract
The invention relates to the field of distribution boxes, in particular to a fire emergency cut-off type lighting distribution box which comprises a first distribution box and a second distribution box, wherein the first distribution box is provided with a plurality of first wiring terminals; the second distribution box is provided with a plurality of second wiring terminals; the first sleeve frame is sleeved outside the first distribution box, and the second sleeve frame is sleeved outside the second distribution box; a first wire having one end connected to the first connection terminal; the blade is arranged on the upper surface of the first sleeve frame; the top plate is positioned right above the blade, and one side of the top plate is fixedly connected with the outer surface of the first distribution box; the conducting strips are arranged on the upper surface of the second sleeve frame and correspond to the second wiring terminals one by one; one end of the second wire is connected with the conducting strip; and the driving part is used for driving the first sleeve frame to move along the vertical direction or driving the second sleeve frame to move along the vertical direction. Through this device, can be when lighting distribution box conflagration breaks out, the consumer of rear end resumes normal power supply fast.
Description
Technical Field
The invention relates to the field of distribution boxes, in particular to a fire emergency cut-off type lighting distribution box.
Background
The lighting distribution box equipment is equipment which is responsible for completing electric energy control, protection, conversion and distribution at the tail end of a low-voltage power supply system. In the use process of the lighting distribution box, certain dangerousness exists, for example, fire disasters are easily caused due to short circuit of internal lines of the lighting distribution box, and in order to solve the problem, for example, patent with the application number of CN202010495288.X discloses a temperature simple hole steel, fire detection and fire extinguishing intelligent distribution box, wherein a temperature sensor and a smoke sensor are jointly used for detecting the fire disasters in the distribution box, so that the accuracy of fire alarm is improved; meanwhile, the fire extinguishing module is arranged, so that initial fire can be timely extinguished, and the fire accident is prevented from being enlarged.
However, the applicant found that: after a fire disaster occurs to the lighting distribution box, the function of the lighting distribution box is lost, and the function is difficult to recover in a short time, so that inconvenience of rear-end electric equipment is caused.
Disclosure of Invention
In view of the above, the present invention provides a fire emergency shutdown lighting distribution box to solve the problem that after a fire occurs in the lighting distribution box, the function of the lighting distribution box is lost, and it is difficult to recover the function in a short time, so that inconvenience is caused to a rear-end electrical device.
Based on the purpose, the invention provides a fire emergency cut-off type lighting distribution box which comprises a first distribution box and a second distribution box, wherein a plurality of first wiring terminals are arranged at the position, close to the top, of the first distribution box, and the first wiring terminals are electrically connected with corresponding electric devices in the first distribution box; the position that the second block terminal is close to the top is equipped with a plurality of second binding post, the inside electrical part electric connection who corresponds of second binding post and second block terminal, conflagration emergency shutdown formula lighting power distribution box still includes:
the first sleeve frame is sleeved outside the first distribution box, and the second sleeve frame is sleeved outside the second distribution box;
one end of the first wire is connected with the first wiring terminal, and the other end of the first wire is connected with an electric wire corresponding to a power supply circuit;
the blade is arranged on the upper surface of the first sleeve frame, and the first lead passes through the upper part of the blade;
the top plate is positioned right above the blade, one side of the top plate is fixedly connected with the outer surface of the first distribution box, and the first wire passes through the lower part of the top plate;
the conducting strips are arranged on the upper surface of the second sleeve frame, the conducting strips correspond to the second wiring terminals one by one, and part of each second wiring terminal extends to the position right above the corresponding conducting strip;
one end of the second wire is connected with the conducting strip, and the other end of the second wire is connected with an electric wire corresponding to the power supply circuit;
a driving part for driving the first frame to move in a vertical direction or driving the second frame to move in a vertical direction.
Further, the driving part includes:
the fixing rods are arranged on two sides of the first distribution box and two sides of the second distribution box, and first sliding grooves are formed in the inner side surfaces of the fixing rods;
the first sliding plate is connected with the first sliding groove in a sliding mode, the first sliding plate facing the first sleeve frame is fixedly connected with the outer side face of the first sleeve frame, and the first sliding plate facing the second sleeve frame is fixedly connected with the outer side face of the second sleeve frame;
the output shaft of the air cylinder is positioned below the first sleeve frame and is fixedly connected with the lower surface of the second sleeve frame.
Further, fire emergency shutdown formula lighting power distribution box still includes:
the supporting plate is arranged on the outer surface of the first distribution box, is positioned below the first connecting terminal and is positioned on the inner side of the first sleeve frame;
the weight is connected with the first lead and is positioned above the supporting plate;
the fixing plates are arranged on the upper surfaces of the supporting plates and correspond to the heavy blocks one to one, and the heavy blocks move towards the corresponding fixing plates under the action of gravity after the first conducting wires are cut off by the blades;
locate fixed plate upper surface pressure sensor and locate the buffering subassembly of pressure sensor top is located cylinder and pressure sensor electric connection of second cover frame below, the one end of buffering subassembly is connected with the surface that pressure sensor responded to pressure for the gravity impact of the pouring weight that the response buffering subassembly received.
Furthermore, fire emergency shutdown formula lighting power distribution box still includes the baffle of locating the fixed plate upper surface left and right sides, pouring weight and buffer unit all are located two between the baffle.
Furthermore, the buffering assembly is an air bag arranged on the upper surface of the fixing plate, the pressure sensor is positioned in the air bag, and the air bag is filled with gas.
Furthermore, the buffering assembly comprises a partition plate arranged between the two baffle plates and a first spring arranged below the partition plate, one end of the first spring is fixedly connected with the lower surface of the partition plate, and the other end of the first spring is connected with the surface of the pressure sensor for sensing pressure.
Furthermore, the fire emergency cut-off type lighting distribution box further comprises a side plate arranged on the outer side surface of the first sleeve frame and clamping parts arranged on the upper surface of the side plate, and the clamping parts correspond to the first wires one to one; after the blade cuts off the first wire, the first wire is cut off into a front wire and a rear wire, the front end of the front wire is connected with an electric wire corresponding to a power supply circuit, the rear end of the rear wire is connected with a first wiring terminal, and the clamping portion is used for clamping the front wire.
Further, the clamping portion includes:
the clamping plates are symmetrically arranged on two sides of the first lead, bottom grooves are formed in the upper surfaces of the side plates, and the bottoms of the clamping plates are located in the bottom grooves;
the third sliding plate is arranged on the front side surface and the rear side surface of the clamping plate and is in sliding connection with a third sliding groove arranged on the side wall of the bottom groove;
the second spring is arranged between the opposite side surfaces of the two clamping plates;
the opposite side surfaces of the two clamping plates are symmetrically provided with the abutting blocks;
the extension plates are arranged above the side plates, the extension plates are fixed on the outer side surfaces of the top plates, the extension plates correspond to the bottom grooves one by one, and the extension plates are right opposite to the corresponding bottom grooves;
the bottom plates are symmetrically arranged on the lower surface of the extension plate;
the push plates are arranged on the opposite side surfaces of the two bottom plates, and arc transition is adopted between the lower end surface of each push plate and the side surface of each push plate;
when the first sleeve frame moves upwards under the action of the driving part, the side plate drives the two clamping plates to enter the space between the two corresponding bottom plates, and the clamping plates are close to each other by overcoming the elasticity of the second spring through the push plate, so that the abutting block clamps the first lead.
Further, the clamping portion further includes:
the bottom groove is positioned on the bottom surface of the surface groove;
the clamping block is positioned in front of the two clamping plates, an open slot is formed in the side face, facing the clamping plates, of the clamping block, and the second sliding plate is in sliding connection with a second sliding groove formed in the side wall of the surface groove;
the first electromagnet and the second electromagnet are respectively electrically connected with the pressure sensor, the first electromagnet is fixed in the clamping plate, and the second electromagnet is fixed in the side face, facing the clamping plate, of the open slot;
after the butting block clamps the first lead, the first electromagnet is right opposite to the second electromagnet, and at the moment, if the pressure sensor senses the gravity of falling of the weight, the first electromagnet and the second electromagnet generate mutual attraction force, so that the clamping block moves towards the direction close to the clamping plate; after the open slot fixes the positions of the two clamping plates, when the blade is far away from the top plate, the first wire is always clamped by the clamping plates.
The invention has the beneficial effects that: when the fire emergency cut-off type lighting distribution box is used in daily life, the first distribution box plays a role of the lighting distribution box, the second distribution box is separated from a power supply circuit where the first distribution box is located, when a fire occurs, the driving part drives the first sleeve frame to move upwards so as to cut off a first conducting wire through the blade, the first distribution box is separated from the power supply circuit, then the driving part drives the second sleeve frame to move upwards so as to enable the conducting strip to be in contact with the second connecting terminal, after the conducting strip is in contact with the second connecting terminal, the driving part keeps the state of the second sleeve frame unchanged, at the moment, the second distribution box can temporarily replace the first distribution box to play a role, when the first distribution box extinguishes the fire and repairs the second distribution box, the driving part drives the second sleeve frame to move downwards so as to enable the conducting strip to be separated from the second connecting terminal, and then the driving part enables the blade to be separated from the top plate, after accomplishing, the connection of electric lines that corresponds first binding post and power supply line through first wire again, first block terminal plays a role once more like this, through this device, can be when lighting distribution box breaks out the conflagration, quick lighting distribution box and the power supply line separation that will break out the conflagration to use another lighting distribution box to replace the lighting distribution box who breaks out the conflagration temporarily, thereby when lighting distribution box breaks out the conflagration, the consumer of rear end can resume normal power supply fast.
Drawings
In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a front cross-sectional view of an embodiment of the present invention;
FIG. 2 is a top view of an embodiment of the present invention;
FIG. 3 is a partial top view of a top plate in an embodiment of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is a partial front view of a clamp portion in an embodiment of the present invention;
FIG. 6 is a first front view of a fixing plate according to an embodiment of the present invention;
fig. 7 is a second front view of the fixing plate in the embodiment of the present invention.
Wherein, 1, a first distribution box; 2. a first cover frame; 3. a second distribution box; 4. a second set of frames; 5. a first conductive line; 6. a first connection terminal; 7. a second conductive line; 8. a second connection terminal; 9. a conductive sheet; 10. a blade; 11. a top plate; 12. a fixing plate; 13. a weight block; 14. an air bag; 15. a baffle plate; 16. an extension plate; 17. a side plate; 18. a pressure sensor; 19. a surface groove; 20. a bottom groove; 21. a second chute; 22. a third chute; 23. a clamping block; 24. an open slot; 25. a first electromagnet; 26. a second slide plate; 27. a splint; 28. a second electromagnet; 29. a holding block; 30. a second spring; 31. a base plate; 32. pushing the plate; 33. a supporting plate; 34. a first slide plate; 35. a first chute; 36. fixing the rod; 37. a third slide plate; 38. a cylinder; 39. a partition plate; 40. a first spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to specific embodiments below.
It is to be noted that technical terms or scientific terms used herein should have the ordinary meaning as understood by those having ordinary skill in the art to which the present invention belongs, unless otherwise defined. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
In view of the above, the first aspect of the present invention provides an embodiment of a fire emergency shutdown type lighting distribution box, as shown in fig. 1 and fig. 2, including a first distribution box 1 and a second distribution box 3, where a plurality of first connection terminals 6 are disposed at positions of the first distribution box 1 near the top, and the first connection terminals 6 are electrically connected to corresponding electric devices inside the first distribution box 1; the position that second block terminal 3 is close to the top is equipped with a plurality of second binding post 8, and second binding post 8 and the inside electrical part electric connection that corresponds of second block terminal 3, conflagration emergency shutdown formula lighting power distribution box still include:
the first sleeve frame 2 is sleeved outside the first distribution box 1, and the second sleeve frame 4 is sleeved outside the second distribution box 3;
a first lead 5 with one end connected with the first wiring terminal 6, and the other end of the first lead 5 is connected with an electric wire corresponding to the power supply circuit;
the blade 10 is arranged on the upper surface of the first sleeve frame 2, and the first lead 5 passes through the upper part of the blade 10;
the top plate 11 is positioned right above the blade 10, one side of the top plate 11 is fixedly connected with the outer surface of the first distribution box 1, and the first lead 5 passes through the lower part of the top plate 11;
the conducting strips 9 are arranged on the upper surface of the second sleeve 4, the conducting strips 9 correspond to the second wiring terminals 8 one by one, and a part of each second wiring terminal 8 extends to the position right above the corresponding conducting strip 9;
a second lead 7 with one end connected with the conducting strip 9, and the other end of the second lead 7 is connected with a corresponding wire of the power supply circuit;
and a driving part for driving the first frame 2 to move in the vertical direction or driving the second frame 4 to move in the vertical direction.
In this embodiment, in daily use, the first distribution box 1 performs the function of the lighting distribution box, the second distribution box 3 is separated from the power supply line where the first distribution box 1 is located, when a fire occurs, the driving portion drives the first sleeve frame 2 to move upwards, so that the first conducting wire 5 is cut off by the blade 10, at this time, the first distribution box 1 is separated from the power supply line, then the driving portion drives the second sleeve frame 4 to move upwards, so that the conducting strip 9 is contacted with the second connecting terminal 8, after the two are contacted, the driving portion keeps the state of the second sleeve frame 4 unchanged, at this time, the second distribution box 3 will temporarily replace the first distribution box 1 to perform the function, when the fire of the first distribution box 1 is extinguished, and after the repair is completed, the driving portion drives the second sleeve frame 4 to move downwards, so that the conducting strip 9 is separated from the second connecting terminal 8, then the driving portion separates the blade 10 from the top plate 11, after accomplishing, the connection of electric lines that corresponds first binding post 6 and power supply line through first wire 5 again, and first block terminal 1 plays a role once more like this, through this device, can be when lighting distribution box breaks out the conflagration, the quick lighting distribution box and the power supply line separation that will break out the conflagration to use another lighting distribution box to replace the lighting distribution box who breaks out the conflagration temporarily, thereby when lighting distribution box breaks out the conflagration, the consumer of rear end can resume normal power supply fast. Here, it is necessary to disconnect the first distribution box 1 in a fire from the power supply line first, because if the first distribution box 1 in a fire is disconnected and the conductive sheet 9 and the second connection terminal 8 are made to contact simultaneously or the first distribution box 1 in a fire is disconnected and the conductive sheet 9 and the second connection terminal 8 are made to contact simultaneously, there is a moment or a period of time after the conductive sheet 9 and the second connection terminal 8 are made to contact, the first distribution box 1 and the second distribution box 3 are connected to the power supply line simultaneously, and the electric device at the rear end may be suddenly unstable in current and easily damaged.
Here, a structure of a driving part is described, and as shown in fig. 1, the driving part includes:
a fixing rod 36 with one end fixed to the ground, the fixing rod 36 is arranged on both sides of the first distribution box 1 and both sides of the second distribution box 3, and a first sliding groove 35 is arranged on the inner side surface of the fixing rod 36;
the first sliding plate 34 is connected with the first sliding groove 35 in a sliding manner, the first sliding plate 34 opposite to the first sleeve frame 2 is fixedly connected with the outer side surface of the first sleeve frame 2, and the first sliding plate 34 opposite to the second sleeve frame 4 is fixedly connected with the outer side surface of the second sleeve frame 4;
and an output shaft of the cylinder 38 positioned below the first sleeve frame 2 is fixedly connected with the lower surface of the first sleeve frame 2, and an output shaft of the cylinder 38 positioned below the second sleeve frame 4 is fixedly connected with the lower surface of the second sleeve frame 4.
In the embodiment, when the first sleeve frame 2 needs to be driven to move, the first sleeve frame 2 can be driven after being started by the air cylinder 38 below the first sleeve frame 2; when the second sleeve frame 4 needs to be driven to move, the rear driving can be started through the air cylinder 38 below the second sleeve frame 4.
As an embodiment, as shown in fig. 3, 6, and 7, the fire emergency shutdown type lighting distribution box further includes:
the supporting plate 33 is arranged on the outer surface of the first distribution box 1, the supporting plate 33 is positioned below the first wiring terminal 6, and the supporting plate 33 is positioned on the inner side of the first sleeve frame 2;
a weight 13 connected with the first lead 5, wherein the weight 13 is positioned above the supporting plate 33;
the fixing plates 12 are arranged on the upper surface of the supporting plate 33, the fixing plates 12 correspond to the weights 13 one by one, and after the first lead 5 is cut off by the blade 10, the weights 13 move towards the corresponding fixing plates 12 under the action of gravity;
the pressure sensor 18 is arranged on the upper surface of the fixing plate 12, the buffer assembly is arranged above the pressure sensor 18, the air cylinder 38 arranged below the second sleeve 4 is electrically connected with the pressure sensor 18, and one end of the buffer assembly is connected with the surface of the pressure sensor 18 for sensing pressure, so as to sense the gravity impact of the weight 13 on the buffer assembly.
In this embodiment, if the blade 10 cuts off the first wire 5 during the upward movement of the first housing 2, the weight 13 will move downward under the action of gravity and eventually hit the buffer assembly, so that the pressure sensors 18 will sense the gravity impact of the weight 13, and here, if all the pressure sensors 18 can sense the gravity impact of the weight 13, the driving part will act to push the second housing 4 to move upward and connect the conductive plate 9 with the second connection terminal 8; if one or more of the pressure sensors 18 does not sense the impact of the weight 13, the driving part drives the first sleeve 2 to move, and the blade 10 cuts again until all the pressure sensors 18 sense the impact of the weight 13, and then the driving part drives the second sleeve 4 to move.
As an embodiment, as shown in fig. 3, 6, and 7, the fire emergency shutdown type lighting distribution box further includes baffles 15 disposed on the left and right sides of the upper surface of the fixing plate 12, and the weight 13 and the buffer assembly are both located between the two baffles 15, so that under the limiting action of the baffles 15, after the first conducting wire 5 is cut off, the weight 13 finally drops onto the buffer assembly, and the situation that the weight 13 is shifted in the dropping process and cannot drop onto the buffer assembly due to an external force is avoided.
Here, a structure of a cushion assembly is described, as shown in fig. 6, the cushion assembly is an air bag 14 provided on an upper surface of a fixing plate 12, a pressure sensor 18 is located in the air bag 14, and the air bag 14 is filled with gas, so that the air bag 14 is compressed instantaneously after a weight 13 drops to the air bag 14, and the pressure sensor 18 senses the pressure.
Of course, here, the damping assembly may also include a partition 39 disposed between the two baffles 15 and a first spring 40 disposed below the partition 39, wherein one end of the first spring 40 is fixedly connected to the lower surface of the partition 39, and the other end of the first spring 40 is connected to the surface of the pressure sensor 18 sensing the pressure, as shown in fig. 7.
In this embodiment, the weight 13 falls down to the partition 39 and the first spring 40 is compressed, so that the pressure sensor 18 senses the pressure.
As an embodiment, as shown in fig. 3, the fire emergency cut-off lighting distribution box further includes a side plate 17 disposed on an outer surface of the first bezel 2 and a clamping portion disposed on an upper surface of the side plate 17, the clamping portion corresponding to the first wires 5 one-to-one; after the blade 10 cuts the first wire 5, the first wire 5 is cut into a front wire and a rear wire, the front end of the front wire is connected with the electric wire corresponding to the power supply line, the rear end of the rear wire is connected with the first connection terminal 6, and the clamping portion is used for clamping the front wire.
In the present embodiment, when the blade 10 cuts the first wire 5, the clamping portion clamps the front wire, so as to prevent the different front wires from swinging to each other and contacting each other, thereby causing a short circuit.
As one embodiment, as shown in fig. 3, 4, and 5, the clamping portion includes:
the clamping plates 27 are symmetrically arranged on two sides of the first lead 5, the upper surfaces of the side plates 17 are provided with bottom grooves 20, and the bottoms of the clamping plates 27 are positioned in the bottom grooves 20;
the third sliding plate 37 is arranged on the front side and the rear side of the clamping plate 27, and the third sliding plate 37 is in sliding connection with the third sliding chute 22 arranged on the side wall of the bottom groove 20;
a second spring 30 disposed between opposite sides of the two clamping plates 27;
the abutting blocks 29 are symmetrically arranged on the opposite side surfaces of the two clamping plates 27;
the extension plates 16 are arranged above the side plates 17, the extension plates 16 are fixed on the outer side surfaces of the top plates 11, the extension plates 16 correspond to the bottom grooves 20 one by one, and the extension plates 16 are opposite to the corresponding bottom grooves 20;
a bottom plate 31 symmetrically provided on the lower surface of the extension plate 16;
the push plate 32 is arranged on the opposite side surfaces of the two bottom plates 31, and the lower end surface of the push plate 32 and the side surface of the push plate 32 are in arc transition.
The first lead 5 is not in a collapsed straight state, but leaves a margin, and is in a state that the middle is low and the two sides are high, so in this embodiment, when the first frame 2 moves upward under the action of the driving portion, the side plate 17 drives the two clamping plates 27 to enter between the two corresponding bottom plates 31, and the clamping plates 27 approach each other by overcoming the elastic force of the second spring 30 through the pushing plate 32, so that the abutting blocks 29 clamp the first lead 5, and at the same time, the blade 10 performs a cutting operation on the first lead 5, where if the blade 10 does not cut the first lead 5, when the first frame 2 moves downward, when the clamping plates 27 disengage from the pushing plate 32, the clamping plates 27 can be separated from each other under the elastic force of the second spring 30, so as to release the first lead 5.
As an embodiment, as shown in fig. 4, the clamping portion further includes:
a surface groove 19 provided on the upper surface of the side plate 17, and a bottom groove 20 provided on the bottom surface of the surface groove 19;
the clamping block 23 is connected with the surface groove 19 in a sliding mode, the second sliding plate 26 is arranged on the left side and the right side of the clamping block 23, the clamping block 23 is located in front of the two clamping plates 27, an open groove 24 is formed in the side face, facing the clamping plates 27, of the clamping block 23, and the second sliding plate 26 is connected with the second sliding groove 21 formed in the side wall of the surface groove 19 in a sliding mode;
the first electromagnet 25 and the second electromagnet 28 are respectively electrically connected with the pressure sensor 18, the first electromagnet 25 is fixed in the clamping plate 27, and the second electromagnet 28 is fixed in the side face, facing the clamping plate 27, of the open slot 24.
In this embodiment, after the abutting block 29 clamps the first conducting wire 5, the first electromagnet 25 is opposite to the second electromagnet 28, and at this time, if the pressure sensor 18 senses the gravity of the falling weight 13, the first electromagnet 25 and the second electromagnet 28 generate a mutual attraction force, so that the clamping block 23 moves towards the clamping plate 27; when the open groove 24 fixes the positions of the two clamp plates 27, the first wire 5 is always held by the clamp plates 27 when the blade 10 is away from the top plate 11. In this way, only after the first conducting wire 5 is cut off, the first conducting wire 5 is always clamped by the clamping plate 27, that is, at this time, if other first conducting wires 5 are not cut off, the previously cut first conducting wires 5 are all clamped before the conducting wires are cut off, so that the situation that when the cutter is far away from the top plate 11, the previously cut first conducting wires 5 are contacted with each other to cause short circuit can be avoided.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to those examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. A fire emergency cut-off type lighting distribution box comprises a first distribution box (1) and a second distribution box (3), wherein a plurality of first wiring terminals (6) are arranged at positions, close to the top, of the first distribution box (1), and the first wiring terminals (6) are electrically connected with corresponding electric devices inside the first distribution box (1); second block terminal (3) are close to the position at top and are equipped with a plurality of second binding post (8), second binding post (8) and the inside electrical part electric connection who corresponds of second block terminal (3), its characterized in that, conflagration emergency shutdown formula lighting power distribution box still includes:
the first sleeve frame (2) is sleeved outside the first distribution box (1) and the second sleeve frame (4) is sleeved outside the second distribution box (3);
one end of the first lead (5) is connected with the first wiring terminal (6), and the other end of the first lead (5) is connected with a corresponding wire of a power supply circuit;
the blade (10) is arranged on the upper surface of the first sleeve frame (2), and the first lead (5) passes through the upper part of the blade (10);
the top plate (11) is located right above the blade (10), one side of the top plate (11) is fixedly connected with the outer surface of the first distribution box (1), and the first lead (5) passes through the lower portion of the top plate (11);
the conductive sheets (9) are arranged on the upper surface of the second sleeve frame (4), the conductive sheets (9) correspond to the second wiring terminals (8) one by one, and part of each second wiring terminal (8) extends to the position right above the corresponding conductive sheet (9);
one end of the second wire (7) is connected with the conducting strip (9), and the other end of the second wire (7) is connected with a wire corresponding to the power supply circuit;
the driving part is used for driving the first sleeve frame (2) to move along the vertical direction or driving the second sleeve frame (4) to move along the vertical direction.
2. A fire emergency shutdown light distribution box as recited in claim 1, wherein said drive section comprises:
the fixing rod (36) is fixed to the ground at one end, the fixing rod (36) is arranged on each of the two sides of the first distribution box (1) and the two sides of the second distribution box (3), and a first sliding groove (35) is formed in the inner side surface of each fixing rod (36);
the first sliding plate (34) is connected with the first sliding groove (35) in a sliding mode, the first sliding plate (34) opposite to the first sleeve frame (2) is fixedly connected with the outer side face of the first sleeve frame (2), and the first sliding plate (34) opposite to the second sleeve frame (4) is fixedly connected with the outer side face of the second sleeve frame (4);
the output shaft of the air cylinder (38) positioned below the first sleeve frame (2) is fixedly connected with the lower surface of the first sleeve frame (2), and the output shaft of the air cylinder (38) positioned below the second sleeve frame (4) is fixedly connected with the lower surface of the second sleeve frame (4).
3. A fire emergency shutdown light distribution box as claimed in claim 1 or 2, further comprising:
the supporting plate (33) is arranged on the outer surface of the first distribution box (1), the supporting plate (33) is positioned below the first wiring terminal (6), and the supporting plate (33) is positioned on the inner side of the first sleeve frame (2);
a weight (13) connected to the first conductor (5), the weight (13) being positioned above the stay plate (33);
the fixing plates (12) are arranged on the upper surfaces of the supporting plates (33), the fixing plates (12) correspond to the weights (13) one by one, and after the first lead (5) is cut off by the blade (10), the weights (13) move towards the corresponding fixing plates (12) under the action of gravity;
the buffer assembly is arranged on the upper surface of the fixing plate (12) and above the pressure sensor (18), the air cylinder (38) below the second sleeve frame (4) is electrically connected with the pressure sensor (18), and one end of the buffer assembly is connected with the surface of the pressure sensor (18) for sensing pressure, and is used for sensing gravity impact of the weight (13) on the buffer assembly.
4. A fire emergency shutdown light distribution box as claimed in claim 3, further comprising baffles (15) disposed on left and right sides of the upper surface of the fixed plate (12), wherein the weight (13) and the buffer assembly are disposed between the baffles (15).
5. A fire emergency shut off lighting distribution box according to claim 4, wherein said cushioning member is an air bag (14) provided on the upper surface of the fixed plate (12), said pressure sensor (18) is located in said air bag (14), and said air bag (14) is filled with gas.
6. A fire emergency shut-off lighting distribution box according to claim 4, wherein the damping member comprises a partition plate (39) disposed between the two blocking plates (15) and a first spring (40) disposed below the partition plate (39), one end of the first spring (40) is fixedly connected to the lower surface of the partition plate (39), and the other end of the first spring (40) is connected to the pressure-sensitive surface of the pressure sensor (18).
7. A fire emergency cutoff lighting distribution box according to claim 3, further comprising a side plate (17) provided on an outer side surface of the first bezel (2) and a clamping portion provided on an upper surface of the side plate (17), the clamping portion corresponding to the first wires (5) one to one; after the blade (10) cuts off the first lead (5), the first lead (5) is cut off into a front lead and a rear lead, the front end of the front lead is connected with a corresponding wire of a power supply circuit, the rear end of the rear lead is connected with the first wiring terminal (6), and the clamping part is used for clamping the front lead.
8. A fire emergency shutdown light distribution box as recited in claim 7 wherein said clip comprises:
the clamping plates (27) are symmetrically arranged on two sides of the first lead (5), the upper surface of the side plate (17) is provided with a bottom groove (20), and the bottoms of the clamping plates (27) are positioned in the bottom groove (20);
the third sliding plates (37) are arranged on the front side and the rear side of the clamping plate (27), and the third sliding plates (37) are in sliding connection with third sliding grooves (22) arranged on the side walls of the bottom groove (20);
a second spring (30) disposed between opposite sides of the two clamping plates (27);
the abutting blocks (29) are symmetrically arranged on the opposite side surfaces of the two clamping plates (27);
the extension plates (16) are arranged above the side plates (17), the extension plates (16) are fixed on the outer side surfaces of the top plates (11), the extension plates (16) correspond to the bottom grooves (20) one by one, and the extension plates (16) are opposite to the corresponding bottom grooves (20);
a bottom plate (31) symmetrically arranged on the lower surface of the extension plate (16);
the push plates (32) are arranged on the opposite side surfaces of the two bottom plates (31), and arc transition is adopted between the lower end surface of each push plate (32) and the side surface of each push plate (32);
when the first sleeve frame (2) moves upwards under the action of the driving part, the side plate (17) drives the two clamping plates (27) to enter between the two corresponding bottom plates (31), and the clamping plates (27) are close to each other by overcoming the elasticity of the second spring (30) through the push plate (32), so that the abutting block (29) clamps the first lead (5).
9. A fire emergency shutdown light distribution box as recited in claim 8 wherein said clamp further comprises:
the surface groove (19) is arranged on the upper surface of the side plate (17), and the bottom groove (20) is positioned on the bottom surface of the surface groove (19);
the clamping block (23) is connected with the surface groove (19) in a sliding mode, the second sliding plates (26) are arranged on the left side and the right side of the clamping block (23), the clamping block (23) is located in front of the two clamping plates (27), an open groove (24) is formed in the side face, facing the clamping plates (27), of the clamping block (23), and the second sliding plates (26) are connected with second sliding grooves (21) formed in the side wall of the surface groove (19) in a sliding mode;
the pressure sensor is characterized by comprising a first electromagnet (25) and a second electromagnet (28), wherein the first electromagnet (25) and the second electromagnet (28) are respectively electrically connected with the pressure sensor (18), the first electromagnet (25) is fixed in the clamping plate (27), and the second electromagnet (28) is fixed in the side face, facing the clamping plate (27), of the open slot (24);
after the abutting block (29) clamps the first conducting wire (5), the first electromagnet (25) is opposite to the second electromagnet (28), and at the moment, if the pressure sensor (18) senses the gravity of falling of the weight (13), the first electromagnet (25) and the second electromagnet (28) generate a mutual attraction force, so that the clamping block (23) moves towards the direction close to the clamping plate (27); after the open slot (24) fixes the positions of the two clamping plates (27), when the blade (10) is far away from the top plate (11), the first lead (5) is always clamped by the clamping plates (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210214477.4A CN114336352B (en) | 2022-03-07 | 2022-03-07 | Fire emergency cut-off type lighting distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210214477.4A CN114336352B (en) | 2022-03-07 | 2022-03-07 | Fire emergency cut-off type lighting distribution box |
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| Publication Number | Publication Date |
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| CN114336352A true CN114336352A (en) | 2022-04-12 |
| CN114336352B CN114336352B (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210214477.4A Active CN114336352B (en) | 2022-03-07 | 2022-03-07 | Fire emergency cut-off type lighting distribution box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118099976A (en) * | 2024-04-18 | 2024-05-28 | 浙江中云电气有限公司 | Power distribution cabinet capable of preventing fire from spreading |
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| CN208157934U (en) * | 2018-05-11 | 2018-11-27 | 李硕怡 | A kind of electric automatization safe power distribution box |
| CN111682416A (en) * | 2020-07-02 | 2020-09-18 | 温州市塔星电子科技有限公司 | Power cabinet capable of automatically cutting off power and extinguishing fire when fire breaks out |
| CN215419708U (en) * | 2021-07-20 | 2022-01-04 | 中筑创联建筑科技(北京)有限公司 | Building illumination distribution system |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004311195A (en) * | 2003-04-07 | 2004-11-04 | Tempearl Ind Co Ltd | Tripolar circuit breaker having tracking short circuit detection function, and distribution board |
| CN203827549U (en) * | 2014-05-04 | 2014-09-10 | 中国医药集团重庆医药设计院 | A fire hazard emergency illumination power distribution and control circuit in a concentrated emergency power source power supplying mode |
| CN208157934U (en) * | 2018-05-11 | 2018-11-27 | 李硕怡 | A kind of electric automatization safe power distribution box |
| CN111682416A (en) * | 2020-07-02 | 2020-09-18 | 温州市塔星电子科技有限公司 | Power cabinet capable of automatically cutting off power and extinguishing fire when fire breaks out |
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| CN118099976A (en) * | 2024-04-18 | 2024-05-28 | 浙江中云电气有限公司 | Power distribution cabinet capable of preventing fire from spreading |
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|---|---|
| CN114336352B (en) | 2022-05-27 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A fire emergency cut-off type lighting distribution box Effective date of registration: 20230529 Granted publication date: 20220527 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Wanhai Electric Technology Co.,Ltd. Registration number: Y2023980042062 |
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Granted publication date: 20220527 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Wanhai Electric Technology Co.,Ltd. Registration number: Y2023980042062 |