Fully-buried high-voltage cable branch box
Technical Field
The invention relates to a branch box, in particular to a fully-buried high-voltage cable branch box.
Background
At present, most of the existing branch boxes are arranged on a road or a main road, and when a car accident happens, a car easily collides with the branch box, so that an electric shock accident is easy to happen.
The patent publication No. CN101217230B discloses a fully-buried high-voltage cable branch box, which comprises a box body and a high-voltage cable branch assembly arranged in the box body, wherein the box body is fixedly arranged below a ground level, the box body comprises an outer box body and an inner box body, and the inner box body is positioned in the outer box body; the top of the external box body is provided with an opening and a pit operation cover plate matched with the opening; the high-voltage cable branch assembly is arranged in the internal box body, the side walls of the external box body and the internal box body are correspondingly provided with a wire inlet and a wire outlet, a high-voltage cable at the wire inlet end is led into the internal box body from the wire inlet arranged on the external box body and the internal box body and is connected with the input end of the high-voltage cable branch assembly, and the high-voltage cable at the wire outlet end is connected with the output end of the high-voltage cable branch assembly of the internal box body through the wire outlet arranged on the external box body and the internal box body. But the device is when maintaining the branch case, and is opening pit operation apron, maintains and maintains the branch case afterwards, because the branch case is buried in the basement, consequently, needs the maintenance workman to lie prone on the ground during the maintenance, so, it is comparatively troublesome to maintain, and can increase the degree of difficulty of maintenance.
In view of the above, there is a need to provide a fully buried high voltage cable branch box to solve the above technical problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the fully-buried high-voltage cable branch box which can maintain the branch box without a maintenance worker lying on the ground and can reduce the maintenance difficulty, so as to overcome the defect that the maintenance difficulty is increased because the maintenance worker needs to lie on the ground to maintain the branch box during the maintenance of the conventional branch box.
In order to achieve the above purpose, the invention is realized by the following scheme: a totally-buried high-voltage cable branch box comprises:
a base;
the bottom of the base is provided with a grid plate which is convenient for the drainage of the fully-buried high-voltage cable branch box;
the top of the base is connected with the guard plate in a bilateral symmetry manner;
the cable box is arranged at the top of the base;
the rear upper side of the cable box is connected with a sealing plate;
the interface is arranged inside the sealing plate;
the insulating plate is connected between the tops of the two guard plates and used for avoiding electric leakage of the fully-buried high-voltage cable branch box;
the left front side of the cable box is rotatably connected with the rotating plate;
the first rubber pad is bonded on the rear side of the rotating plate;
the lifting mechanism is connected between the two guard plates and the cable box and used for driving the cable box to move upwards;
the lifting mechanism comprises:
the inner parts of the two guard plates are both connected with a slide rail, and the two slide rails are both connected with the cable box in a sliding manner;
the screw rods are rotatably connected to the lower sides of the two sliding rails, and the tops of the two screw rods are connected with the bottoms of the motor output shafts on the same side;
the lower sides of the two screw rods are in threaded connection with a first sliding plate for driving the cable box to move, and the inner sides of the first sliding plates are connected with the cable box through the sliding rails on the same side;
the rotating mechanism is connected between the rotating plate and the protective plate and used for limiting the rotating plate.
Further, the lifting mechanism further comprises:
the top all is connected with the motor in two backplate.
Further, the rotary mechanism includes:
the fixing plate is connected between the front sides of the two guard plates;
the upper side in the front part of the fixed plate is connected with a rack;
the front side of the rotating plate is provided with a cover plate;
the middle part of the rotating plate is rotatably connected with the rotating block, and the rotating block is rotatably connected with the cover plate;
the front side of the rotating block is connected with a first sliding rod in a sliding manner;
the middle part of the rotating block is connected with a gear;
the rear upper side of the rotating block is rotatably connected with a first connecting rod;
and the right side of the first connecting rod is connected with the upper left side of the second sliding plate in a rotating mode.
Further, still include the closing mechanism that is used for improving this totally-buried high tension cable feeder pillar's sealing performance, closing mechanism includes:
the lower side of the inner front wall of the cable box is connected with the fixing blocks in a bilateral symmetry mode;
the second sliding rod is connected between the two fixed blocks in a sliding manner;
the first expansion spring is connected between the lower side of the second sliding rod and the cable box;
the left side and the right side of the inner front wall of the cable box are both connected with two first telescopic rods;
the second rubber pads are connected between the front sides of the four first telescopic rods, and the front sides of the second rubber pads are in contact with the first rubber pads to improve the sealing performance of the fully-buried high-voltage cable branch box.
Further, still including being used for covering L shape water inlet's cover mechanism, cover mechanism includes:
the top of the insulating plate is connected with a toughened glass plate in a sliding way for covering the L-shaped water inlet;
the top of the inner right side of the insulating plate is connected with two second telescopic rods;
the connecting plate is connected between the bottoms of the two second telescopic rods;
the right side of the insulating plate is rotatably connected with a rotating rod;
the second connecting rod is rotatably connected between the upper side of the rotating rod and the right lower side of the toughened glass plate and is used for driving the toughened glass plate to move;
and two second telescopic springs are connected between the right lower side of the toughened glass plate and the right side of the insulating plate.
Furthermore, still including being used for carrying out the drainage mechanism that discharges to the inside infiltration of cable box, drainage mechanism includes:
the lower side inside the cable box is connected with a storage plate used for storing water in a sliding manner;
magnets for adsorbing the storage plate are symmetrically connected to the left and right sides of the lower side in the cable box;
two third telescopic springs are connected between the left side and the right side of the top of the storage plate and the cable box;
two sponge blocks for absorbing water are arranged in the storage plate;
the drain pipe, the memory board middle part is connected with the drain pipe, and the drain pipe downside is connected with cable box slidable formula, and the drain pipe downside is opened there is three wash port.
Further, still including being used for reminding people to detour the change mechanism of walking night, change the mechanism including:
the sliding blocks are symmetrically connected with the front side and the rear side of the insulating plate in a sliding mode;
the fourth expansion spring is connected between the outer sides of the four sliding blocks and the insulating plate;
warning board, equal joint has the warning board that is used for warning people between two sliding block inboards of horizontal homonymy.
Further, the cable box is of a double-layer structure.
The invention has at least one of the following advantages: 1. according to the invention, the motor is started, the output shaft of the motor drives the first sliding plate to move upwards through the screw rod, and further drives the cable box to move upwards out of the underground, so that a worker can conveniently maintain the cable box.
2. According to the invention, under the action of the chute, the first telescopic rod drives the second rubber pad to move back and forth, so that the second rubber pad is contacted with the first rubber pad, thus the sealing performance of the device can be improved, and rainwater is prevented from entering the cable box.
3. The cable box is bilayer structure, so people pour water in the L shape water inlet, inside water accessible L shape water inlet got into the intermediate layer of cable box, so, when the inside temperature of cable box is higher, water can cool down the cable box.
4. According to the invention, water is collected through the storage plate, and the sponge block absorbs the water, so that the phenomenon that the water is accumulated in the cable box to cause corrosion of the cable box can be avoided.
5. According to the invention, the warning board is arranged, so that when people illuminate light on the warning board at night, the warning board can reflect light, thus people can be reminded of having a cable box at the place, people are reminded of walking around at night, and the situation that people are stumbled by the insulation board is avoided.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic sectional perspective view of a first embodiment of the present invention.
Fig. 4 is a schematic perspective view of a second cross-sectional structure according to the present invention.
Fig. 5 is a schematic perspective view of the lifting mechanism of the present invention.
Fig. 6 is a schematic perspective view of a first part of the rotating mechanism of the present invention.
Fig. 7 is a schematic perspective view of a second part of the rotating mechanism of the present invention.
Fig. 8 is a perspective view of the closure mechanism of the present invention.
Fig. 9 is an enlarged perspective view of the present invention at a.
Fig. 10 is a schematic sectional perspective view of the covering mechanism of the present invention.
Fig. 11 is an enlarged perspective view of the present invention at B.
Fig. 12 is a schematic perspective view of a part of the covering mechanism of the present invention.
Fig. 13 is a schematic perspective view of the drainage mechanism of the present invention.
Fig. 14 is an enlarged perspective view of the present invention at C.
Fig. 15 is a schematic perspective view of the replacing mechanism of the present invention.
Fig. 16 is a schematic sectional perspective view of the exchange mechanism of the present invention.
Number designation in the figures: 1. a base, 2, a grid plate, 3, a guard plate, 4, a cable box, 5, an interface, 6, a sealing plate, 7, an insulating plate, 8, a rotating plate, 9, a first rubber pad, 10, a lifting mechanism, 101, a sliding rail, 102, a screw rod, 103, a motor, 104, a first sliding plate, 11, a rotating mechanism, 111, a fixing plate, 112, a rack, 113, a rotating block, 114, a first sliding rod, 115, a gear, 116, a cover plate, 117, a first connecting rod, 118, a second sliding plate, 12, a sealing mechanism, 121, a second rubber pad, 122, a second sliding rod, 123, a first expansion spring, 124, a first expansion link, 125, a fixing block, 13, a covering mechanism, 131, a toughened glass plate, 132, a connecting plate, 133, a second expansion link, 134, a rotating rod, 135, a second connecting rod, 136, a second expansion spring, 14, a drainage mechanism, 141, a storage plate, 142, a magnet, 143, and a third expansion spring, 144. sponge piece, 145, drain pipe, 15, change mechanism, 151, warning board, 152, sliding block, 153, fourth expanding spring.
Detailed Description
The invention will be further described with reference to the accompanying drawings and the detailed description below:
example 1
A fully-buried high-voltage cable branch box is disclosed, please refer to fig. 1, fig. 2, fig. 3 and fig. 4, and comprises a base 1, a grid plate 2, a guard plate 3, a cable box 4, an interface 5, a sealing plate 6, an insulating plate 7, a rotating plate 8, a first rubber pad 9, a lifting mechanism 10 and a rotating mechanism 11, wherein the bottom of the base 1 is provided with the grid plate 2, the grid plate 2 is convenient for the fully-buried high-voltage cable branch box to drain, the base 1 is hollow, the top of the base 1 is provided with a round hole, the top of the base 1 is symmetrically welded with the guard plate 3, the top of the base 1 is provided with the cable box 4, the cable box 4 is positioned between the guard plates 3, the cable box 4 is of a double-layer structure, the upper rear side of the cable box 4 is welded with the sealing plate 6, the interface 5 is arranged inside the sealing plate 6, the insulating plate 7 is welded between the tops of the two guard plates 3, the insulating plate 7 is used for avoiding the fully-buried high-voltage cable branch box, the left side of the insulating plate 7 is provided with an L-shaped water inlet, l shape water inlet communicates with each other with cable box 4 left side wall, and 4 left front sides of cable box articulate has rotor plate 8, and 8 rear sides of rotor plate bond has first rubber pad 9, and first rubber pad 9 and 4 contacts of cable box are connected with elevating system 10 between two backplate 3 and the cable box 4, and elevating system 10 is used for driving cable box 4 up-shifting, is connected with rotary mechanism 11 between rotor plate 8 and the backplate 3, and rotary mechanism 11 is used for spacing rotor plate 8.
Referring to fig. 3 and 5, the lifting mechanism 10 includes slide rails 101, screw rods 102, motors 103 and first sliding plates 104, the slide rails 101 are welded inside the two protection plates 3, the two slide rails 101 are both connected with the cable box 4 in a sliding manner, the motors 103 are fixedly connected to the inner tops of the two protection plates 3 through bolts, the lower sides of the two slide rails 101 are connected with the screw rods 102 through bearings, the tops of the two screw rods 102 are connected with the bottoms of output shafts of the motors 103 on the same side through couplings, the lower sides of the two screw rods 102 are both connected with the first sliding plates 104 in a threaded manner, the first sliding plates 104 are used for driving the cable box 4 to move, and the inner sides of the first sliding plates 104 are welded with the cable box 4 through the slide rails 101 on the same side.
Referring to fig. 1, 6 and 7, the rotating mechanism 11 includes a fixing plate 111, a rack 112 and a rotating block 113, first slide bar 114, gear 115, a cover plate 116, a first connecting rod 117 and a second slide plate 118, a fixing plate 111 is welded between the front sides of two guard plates 3, a rack 112 is fixedly connected to the upper middle side of the front portion of fixing plate 111 through a bolt, a cover plate 116 is arranged on the front side of rotating plate 8, a rotating block 113 is rotatably connected to the middle portion of rotating plate 8, rotating block 113 is rotatably connected with cover plate 116, first slide bar 114 is movably connected to the front side of rotating block 113, gear 115 is connected to the middle portion of rotating block 113 through a key, first connecting rod 117 is connected to the upper rear side of rotating block 113 through a pin shaft, second slide plate 118 is slidably connected to the right side of rotating plate 8, second slide plate 118 is used for limiting rotating plate 8, second slide plate 118 passes through rotating plate 8 to contact with guard plate 3 on the right side, and first connecting rod 117 right side is connected with the upper left side of second slide plate 118 through a pin shaft.
When the device is used, people bury the device underground, only the insulating plate 7 is exposed, the insulating plate 7 can prevent the device from leaking electricity, then the motor 103 is started, the output shaft of the motor 103 drives the screw rod 102 to rotate, the screw rod 102 drives the first sliding plate 104 to move upwards, the first sliding plate 104 drives the cable box 4 to move upwards, further drives the sealing plate 6, the interface 5, the rotating plate 8 and the first rubber pad 9 to move upwards, meanwhile, the rotating plate 8 drives the rotating block 113, the first sliding rod 114, the gear 115, the cover plate 116, the first connecting rod 117 and the second sliding plate 118 to move upwards, under the action of the rack 112, the gear 115 is driven to rotate, the gear 115 drives the rotating block 113 and the first sliding rod 114 to rotate, further drives the first connecting rod 117 and the second sliding plate 118 to move leftwards, so that the second sliding plate 118 is separated from the guard plate 3 on the right side, the rotating plate 8 cannot be clamped, after the cable box 4 moves upwards out of the guard plate 3, the motor 103 is turned off, then, a person manually grasps the first sliding rod 114 to pull forward, the first sliding rod 114 drives the rotating block 113, the gear 115, the cover plate 116, the first connecting rod 117, the second sliding plate 118, the rotating plate 8 and the first rubber pad 9 to rotate forward and open, the first rubber pad 9 can improve the sealing performance of the cable box 4, then, the person can connect the electric wire inside the cable box 4 with the interface 5, the electric wire connection is completed, the rotating plate 8 is reversed, the rotating plate 8 drives the rotating block 113, the gear 115, the cover plate 116, the first connecting rod 117, the second sliding plate 118, the first sliding rod 114 and the first rubber pad 9 to move backward and reset, then, the motor 103 is started, the output shaft of the motor 103 is controlled to reverse, the output shaft of the motor 103 drives the screw rod 102 to reverse, the first sliding plate 104 to move downward and reset, the first sliding plate 104 drives the cable box 4, the closing plate 6, the interface 5, the rotating plate 8 and the first rubber pad 9 to move downward and reset, First rubber pad 9, rotatory piece 113, first slide bar 114, gear 115, apron 116, first connecting rod 117 and second slide 118 move down and reset, when gear 115 moves down to mesh with rack 112, drive gear 115 reversal and reset, and then drive rotatory piece 113 reversal and reset, rotatory piece 113 drives first connecting rod 117 and second slide 118 and moves right and resets, make second slide 118 pass rotor 8 again and the backplate 3 contact on right side, so, can carry on spacingly to rotor 8, avoid rotor 8 to open by oneself, when cable box 4 needs the maintenance, repeat above-mentioned operation, just need not the workman and lie prone on the ground and maintain, reduce workman's the maintenance degree of difficulty.
Example 2
On the basis of embodiment 1, please refer to fig. 3, 8 and 9, further comprising a sealing mechanism 12, wherein the sealing mechanism 12 is used for improving the sealing performance of the fully-buried high-voltage cable branch box, the sealing mechanism 12 comprises a second rubber gasket 121, a second slide bar 122, a first telescopic spring 123, a first telescopic rod 124 and fixed blocks 125, the fixed blocks 125 are welded on the lower side of the inner front wall of the cable box 4 in a bilateral symmetry manner, the second slide bar 122 is connected between the two fixed blocks 125 in a sliding manner, the lower side of the second slide bar 122 passes through the cable box 4 to be in contact with the base 1, two inclined slots are formed on the left and right sides of the second slide bar 122, the first telescopic spring 123 is connected between the lower side of the second slide bar 122 and the cable box 4, the two first telescopic rods 124 are welded on the left and right sides of the inner front wall of the cable box 4, the four first telescopic rods 124 are in contact with the inclined slots on the same side, the second rubber gasket 121 is connected between the front sides of the four first telescopic rods 124, the front side of the second rubber pad 121 is in contact with the first rubber pad 9.
When the cable box 4 drives the second rubber pad 121, the second sliding rod 122, the first telescopic rod 124 and the fixed block 125 to move upwards, the second sliding rod 122 moves upwards to be separated from the base 1, at this time, the first telescopic spring 123 in the initial state of the stretching state is reset to drive the second sliding rod 122 to move downwards, the second sliding rod 122 drives the chute to move downwards, under the action of the chute, the first telescopic rod 124 is compressed to drive the second rubber pad 121 to move backwards, so that the second rubber pad 121 is separated from the first rubber pad 9, when the cable box 4 drives the second rubber pad 121, the second sliding rod 122, the first telescopic rod 124 and the fixed block 125 to move downwards and reset, the second sliding rod 122 moves downwards to be in contact with the base 1, the first sliding rod 114 stops moving downwards continuously, at this time, the cable box 4 drives the second rubber pad 121, the first telescopic rod 124 and the fixed block 125 to move downwards continuously, at this moment, the first telescopic spring 123 is stretched, and under the effect of the chute, the first telescopic rod 124 is stretched, so that the second rubber pad 121 is driven to move forwards to reset, the second rubber pad 121 is in re-contact with the first rubber pad 9, and therefore the sealing performance of the device can be improved, and rainwater is prevented from entering the cable box 4.
Referring to fig. 1, 10, 11 and 12, the device further includes a covering mechanism 13, the covering mechanism 13 is used for covering the L-shaped water inlet, the covering mechanism 13 includes a tempered glass plate 131, a connecting plate 132, a second telescopic rod 133, a rotating rod 134, a second connecting rod 135 and a second telescopic spring 136, sliding grooves are symmetrically formed in the front and back of the top of the insulating plate 7, the tempered glass plate 131 is slidably connected between the two sliding grooves, the tempered glass plate 131 is used for covering the L-shaped water inlet, two second telescopic rods 133 are welded on the top of the right inner side of the insulating plate 7, the connecting plate 132 is welded between the bottoms of the two second telescopic rods 133, the bottom of the connecting plate 132 is in contact with the right guard plate 3, the rotating rod 134 is rotatably connected on the right side of the insulating plate 7, the bottom of the rotating rod 134 is in contact with the connecting plate 132, the second connecting rod 135 is connected between the upper side of the rotating rod 134 and the right lower side of the tempered glass plate 131 through a pin, the second connecting rod 135 is used for driving the tempered glass plate 131 to move, two second expansion springs 136 are connected between the lower right side of the tempered glass plate 131 and the right side of the insulating plate 7.
When the insulating plate 7 moves upwards, the tempered glass plate 131, the connecting plate 132, the second telescopic rod 133, the rotating rod 134, the second telescopic spring 136 and the second connecting rod 135 are driven to move upwards, so that the connecting plate 132 is separated from the guard plate 3 on the right side, at the moment, the second telescopic spring 136 in the stretching state is reset in the initial state, the tempered glass plate 131 is driven to move rightwards, the second connecting rod 135 is driven to move rightwards, the rotating rod 134 is driven to rotate, the rotating rod 134 drives the connecting plate 132 to move downwards, at the moment, the second telescopic rod 133 is stretched, so that the tempered glass plate 131 does not block the L-shaped water inlet, then, people can pour water into the L-shaped water inlet, as the cable box 4 is of a double-layer structure, water enters the interlayer of the cable box 4 through the L-shaped water inlet, thus, when the temperature in the cable box 4 is higher, the water can cool the cable box 4, when the insulating plate 7 moves downwards and resets, drive toughened glass board 131, connecting plate 132, second telescopic link 133, bull stick 134, second expanding spring 136 and second connecting rod 135 move down and reset, when connecting plate 132 down move to with the 3 contacts of backplate on right side, connecting plate 132 stops moving down, insulation board 7 drives toughened glass board 131, bull stick 134, second expanding spring 136 and second connecting rod 135 continue to move down, second telescopic link 133 is compressed this moment, connecting plate 132 drives the reversal of bull stick 134 and resets simultaneously, bull stick 134 drives second connecting rod 135 and moves left and resets, second connecting rod 135 drives toughened glass board 131 and moves left and resets, second expanding spring 136 is stretched this moment, make toughened glass board 131 block L shape water inlet again.
Referring to fig. 3, 13 and 14, the cable box further includes a drainage mechanism 14, the drainage mechanism 14 is used for draining water seeping into the cable box 4, the drainage mechanism 14 includes a storage plate 141, magnets 142, third expansion springs 143, sponge blocks 144 and a drainage pipe 145, the storage plate 141 is slidably connected to the lower side inside the cable box 4, the storage plate 141 is used for storing water, the magnets 142 are fixedly connected to the lower side inside the cable box 4 through bolts, the bottoms of the two magnets 142 respectively adsorb the storage plate 141, the two third expansion springs 143 are connected between the left side and the right side of the top of the storage plate 141 and the cable box 4, the two sponge blocks 144 are placed inside the storage plate 141, the sponge blocks 144 are used for absorbing water, the middle of the storage plate 141 is connected with the drainage pipe 145, the lower side of the drainage pipe 145 is slidably connected with the cable box 4, and three drainage holes are formed in the lower side of the drainage pipe 145.
When water permeates into the cable box 4, the storage plate 141 can collect the water, the sponge block 144 absorbs the water, the storage plate 141 moves downwards along with the gradual increase of the weight, the third expansion spring 143 is stretched at the moment, the sponge block 144 and the drain pipe 145 are driven to move downwards, the magnet 142 is separated from the storage plate 141, when the lower side of the drain pipe 145 moves downwards and is separated from the cable box 4, the water in the storage plate 141 is drained through the drain hole in the drain pipe 145 at the moment, the water enters the base 1 through the circular hole and is drained into the ground through the grid plate 2, therefore, the phenomenon that the water in the storage plate 141 overflows due to too much water can be avoided, as the water in the storage plate 141 is gradually reduced, the third expansion spring 143 slowly resets to drive the storage plate 141, the sponge block 144 and the drain pipe 145 to move upwards for resetting, when the storage plate 141 moves upwards to be in contact with the magnet 142, the magnet 142 attracts the memory board 141, thereby fixing the memory board 141.
Please refer to fig. 2, fig. 15 and fig. 16, further including the change mechanism 15, the change mechanism 15 is used for reminding people to detour at night, the change mechanism 15 includes a warning plate 151, a sliding block 152 and a fourth expansion spring 153, the sliding block 152 is connected to the left and right symmetrical sliding connection around the insulating plate 7, the fourth expansion spring 153 is connected between the outer side of the four sliding blocks 152 and the insulating plate 7, the warning plate 151 is connected to the inner side of the two sliding blocks 152 at the same side, the warning plate 151 is used for warning people, and the warning plate 151 is made of light-reflecting material.
When lamp illumination is on warning board 151, warning board 151 can reflect to light, remind people this department to have cable box 4, remind people to detour at night, avoid stumbling by insulation board 7, warning board 151 wearing and tearing back, manual move the sliding block 152 toward the outside, fourth expanding spring 153 is compressed this moment, make sliding block 152 loosen warning board 151, put new warning board 151 between sliding block 152 afterwards, loosen sliding block 152, fourth expanding spring 153 resets this moment, it moves to reset to drive sliding block 152 toward the inboard side, make sliding block 152 block warning board 151 again, thus, can make things convenient for warning board 151 to change.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.