CN110867759B - Subway construction is with high-efficient heat dissipation block terminal - Google Patents
Subway construction is with high-efficient heat dissipation block terminal Download PDFInfo
- Publication number
- CN110867759B CN110867759B CN201911189501.8A CN201911189501A CN110867759B CN 110867759 B CN110867759 B CN 110867759B CN 201911189501 A CN201911189501 A CN 201911189501A CN 110867759 B CN110867759 B CN 110867759B
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- heat dissipation
- pipe
- box
- box body
- subway construction
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a high-efficiency heat dissipation distribution box for subway construction, which comprises a box body and a heat dissipation unit for dissipating heat of an electric element in the box body, wherein the heat dissipation unit comprises a hollow rotating shaft, a first driving mechanism for driving the hollow rotating shaft to rotate positively and reversely, a mounting plate, a two-way screw rod and a first heat dissipation hard pipe; be equipped with auxiliary unit, form ascending whirlwind, help taking away the heat, simultaneously under the centrifugal force of change and the cooperation of spring, constantly change the angle of blowing of second nozzle, further enlarged the heat dissipation scope, improved the radiating efficiency.
Description
Technical Field
The invention relates to a distribution box, in particular to a high-efficiency heat dissipation distribution box for subway construction.
Background
The distribution box is a mass parameter on data, generally forms a low-voltage forest according to electrical wiring, and requires that a switch device, a measuring instrument, a protective electrical appliance and an auxiliary device are assembled in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. The distribution box has the characteristics of small volume, simple and convenient installation, special technical performance, fixed position, unique configuration function, no field limitation, universal application, stable and reliable operation, high space utilization rate, less occupied area and environmental protection effect.
Electric elements in the block terminal can give off the heat at the during operation, and current block terminal all dispels the heat at fixed position installation cooling fan when dispelling the heat, but the heat dissipation scope is limited, the radiating effect.
Disclosure of Invention
An embodiment of the invention aims to provide an efficient heat dissipation distribution box for subway construction, so as to solve the problems.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a subway construction is with high-efficient heat dissipation block terminal, includes box and the heat dissipation unit that is used for carrying out the heat dissipation to electrical component in the box, the supporting leg is installed to the even symmetry of bottom half, the internal chamber lower part of box is fixed with the support otter board that is used for installing electrical component, all installs the ventilation net on box top and the both sides wall, the heat dissipation unit includes cavity pivot, is used for driving cavity pivot just reverse rotation's first actuating mechanism, mounting panel, two-way lead screw and first heat dissipation hard tube, the cavity pivot runs through in the middle of the box top and is connected with it through the bearing rotation, the cavity pivot is located and is fixed with the mounting panel on the axle segment in the box, and two-way lead screw is all installed in the rotation at mounting panel both ends, two-way lead screw top fixed mounting has the gear, be fixed with gear engagement, the mounting panel bottom is located two-way lead screw one side and is fixed with the guide bar that runs through two movable blocks, two it has first heat dissipation hard tube all to articulate on the movable block, the neighbouring end of two first heat dissipation hard tubes is articulated, the even integral type in one side that is close to electrical component on the first heat dissipation hard tube is equipped with a plurality of first nozzles, cavity pivot top is rotated through the bearing and is connected with first trachea, and first trachea is linked together with cooling fan's air outlet, is connected with the hose through pipe joint in the cavity pivot, the hose other end and first heat dissipation hard tube intercommunication.
In one alternative: the bottom end of the supporting leg is provided with a roller which is a self-locking roller.
In one alternative: the rain baffle is fixedly installed at the top of the box body and is umbrella-shaped.
In one alternative: the first driving mechanism comprises a forward and reverse rotating motor and a first gear pair, the forward and reverse rotating motor is fixedly mounted at the top of the box body, and the forward and reverse rotating motor is in driving connection with the hollow rotating shaft through the first gear pair.
In one alternative: and an exhaust fan blade is fixedly arranged at the bottom end of the hollow rotating shaft.
In one alternative: an auxiliary unit is arranged below the support screen plate in the box body, the auxiliary unit comprises a T-shaped pipe, a second driving mechanism for driving the T-shaped pipe to rotate in a variable speed mode, a second heat dissipation hard pipe, a sleeve and a spring, the vertical penetration of T type pipe runs through the bottom half and rotates with it to be connected, and the symmetry cover is equipped with two sleeves on the horizontal tube section of T type pipe, sleeve and T type pipe sliding connection, two sleeve top all articulates there is the second heat dissipation hard tube, and second heat dissipation hard tube top evenly is equipped with a plurality of second nozzles, two the adjacent section of second heat dissipation hard tube is articulated, and T type pipe passes through the second soft pipe and is connected with second heat dissipation hard tube, and T type pipe both ends all are equipped with spacing retaining ring, lie in on the horizontal tube section of T type pipe that spacing retaining ring and sleeve are equipped with the spring, and the vertical tube section bottom of T type pipe is connected with the third trachea through bearing rotation, and the third trachea communicates with cooling fan's air outlet.
In one alternative: the second driving mechanism comprises a variable speed motor and a second gear pair, wherein the variable speed motor is installed at the bottom of the box body, and the variable speed motor is in driving connection with the T-shaped pipe through the second gear pair.
In one alternative: and a plurality of positioning drill rods are fixedly arranged at the bottom of the outer side wall of the box body in a penetrating way.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
1. the heat dissipation device is provided with a heat dissipation unit, wherein the heat dissipation unit comprises a hollow rotating shaft, a first driving mechanism for driving the hollow rotating shaft to rotate forwards and backwards, a mounting plate, a two-way screw rod and a first heat dissipation hard tube, the heat dissipation unit works, air enters the hollow rotating shaft from a first air pipe, then enters the first heat dissipation hard tube and is sprayed out from a first nozzle to dissipate heat, the first driving mechanism is started at the same time, the first driving mechanism drives the hollow rotating shaft to rotate forwards and backwards, the hollow rotating shaft drives the two-way screw rod to revolve forwards and backwards through the mounting plate, a gear at the top end of the two-way screw rod is meshed with an inner gear ring so as to drive the two-way screw rod to rotate forwards and backwards, two movable blocks on the two-way screw rod are close to each other and then far away from;
2. be equipped with auxiliary unit, auxiliary unit includes the T type pipe, be used for driving T type pipe variable speed pivoted second actuating mechanism, second heat dissipation hard tube, sleeve and spring, wind is from the second nozzle blowout of second heat dissipation hard tube, dispel the heat, second actuating mechanism drives T type pipe variable speed and rotates, T type pipe drives second heat dissipation hard tube and rotates, form ascending whirlwind, help taking away the heat, simultaneously under the cooperation of the centrifugal force that changes and spring, make two sleeve motions, the sleeve drives the swing of second heat dissipation hard tube, constantly change the angle of blowing of second nozzle, the heat dissipation range has further been enlarged, and the heat dissipation efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic position diagram of the bidirectional screw rod, the mounting plate and the hollow rotating shaft according to the first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.
Notations for reference numerals: the device comprises a box body 1, a support screen plate 2, a first heat dissipation hard pipe 3, a ventilation net 4, a bidirectional screw rod 5, a guide rod 6, a mounting plate 7, a rain baffle 8, an annular gear 9, a gear 10, a first driving mechanism 11, a first air pipe 12, a heat dissipation fan 13, a hollow rotating shaft 14, an exhaust fan blade 15, a movable block 16, a second heat dissipation hard pipe 17, a second soft air pipe 18, a sleeve 19, a spring 20, a roller 21, a T-shaped pipe 22, a second driving mechanism 23 and a positioning drill rod 24.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1-2, in the embodiment of the invention, an efficient heat dissipation distribution box for subway construction comprises a box body 1 and a heat dissipation unit for dissipating heat of electrical elements in the box body 1, wherein support legs are uniformly and symmetrically installed at the bottom of the box body 1, rollers 21 are installed at the bottom ends of the support legs, the rollers 21 are self-locking rollers, so that the movement of the device is facilitated, a rain shield 8 is fixedly installed at the top of the box body 1, the rain shield 8 is preferably umbrella-shaped, a support screen 2 for installing the electrical elements is fixed at the lower part of an inner cavity of the box body 1, ventilation nets 4 are installed at the top and two side walls of the box body 1, the heat dissipation unit comprises a hollow rotating shaft 14, a first driving mechanism 11 for driving the hollow rotating shaft 14 to rotate forward and backward, an installation plate 7, a bidirectional screw 5 and a first heat dissipation hard tube 3, the hollow rotating shaft 14 penetrates through the, the first driving mechanism 11 comprises a positive and negative rotation motor and a first gear pair, the positive and negative rotation motor is fixedly arranged at the top of the box body 1, the positive and negative rotation motor is connected with a hollow rotating shaft 14 through the first gear pair in a driving way, a mounting plate 7 is fixedly arranged on a shaft section of the hollow rotating shaft 14 positioned in the box body 1, two ends of the mounting plate 7 are respectively rotatably provided with a bidirectional screw rod 5, the top of the bidirectional screw rod 5 is fixedly provided with a gear 10, an inner gear ring 9 meshed with the gear 10 is fixedly arranged on the inner wall of the box body 1, movable blocks 16 are respectively in threaded connection with thread sections on two sides of the bidirectional screw rod 5, a guide rod 6 penetrating through the two movable blocks 16 is fixedly arranged at one side of the bottom of the mounting plate 7 positioned at the bidirectional screw rod 5, first heat dissipation hard tubes 3 are respectively hinged on the two movable blocks 16, adjacent ends of the two first heat dissipation hard tubes 3 are hinged, one side of the first, further, an exhaust fan blade 15 is fixedly installed at the bottom end of the hollow rotating shaft 14, the top end of the hollow rotating shaft 14 is rotatably connected with a first air pipe 12 through a bearing, the first air pipe 12 is communicated with an air outlet of a heat dissipation fan 13, a hose is connected to the hollow rotating shaft 14 through an air pipe joint, the other end of the hose is communicated with a first heat dissipation hard pipe 3, when the heat dissipation fan 13 works, air enters the hollow rotating shaft 14 from the first air pipe 12, then enters the first heat dissipation hard pipe 3 and is sprayed out by a first nozzle to dissipate heat, meanwhile, a first driving mechanism 11 is started, the first driving mechanism 11 drives the hollow rotating shaft 14 to rotate forward and backward, the hollow rotating shaft 14 drives a bidirectional screw rod 5 to revolve forward and backward through a mounting plate 7, a gear 10 at the top end of the bidirectional screw rod 5 is meshed with an inner gear ring 9, so that the bidirectional screw rod 5 is, therefore, the air injection angle of the first nozzle on the first heat dissipation hard pipe 3 is changed, the electric elements are dissipated in a large range, and the heat dissipation efficiency is improved;
furthermore, an auxiliary unit is arranged below the support screen plate 2 in the box body 1, the auxiliary unit comprises a T-shaped pipe 22, a second driving mechanism 23 for driving the T-shaped pipe 22 to rotate in a variable speed manner, a second heat dissipation hard pipe 17, sleeves 19 and springs 20, the T-shaped pipe 22 vertically penetrates through the bottom of the box body 1 and is connected with the bottom in a rotating manner, the second driving mechanism 23 comprises a variable speed motor and a second gear pair, the variable speed motor is connected with the T-shaped pipe 22 in a driving manner through the second gear pair, two sleeves 19 are symmetrically sleeved on a horizontal pipe section of the T-shaped pipe 22, the sleeves 19 are connected with the T-shaped pipe 22 in a sliding manner, convex strips matched with grooves in the inner walls of the sleeves 19 for guiding are arranged on the outer wall of the T-shaped pipe 22 to prevent the sleeves 19 from rotating, the tops of the two sleeves 19 are hinged with the second heat dissipation hard pipe 17, a plurality of, the adjacent sections of the two second heat dissipation hard tubes 17 are hinged, the T-shaped tube 22 is connected with the second heat dissipation hard tube 17 through the second soft air tube 18, two ends of the T-shaped tube 22 are respectively provided with a limiting retainer ring, a spring 20 is sleeved between the limiting retainer ring and the sleeve 19 on the horizontal tube section of the T-shaped tube 22, the bottom end of the vertical tube section of the T-shaped tube 22 is rotatably connected with a third air tube through a bearing, the third air tube is communicated with an air outlet of the heat dissipation fan 13, when the T-shaped tube works, air is sprayed out from the second nozzle of the second heat dissipation hard tube 17 to dissipate heat, the second driving mechanism 23 drives the T-shaped tube 22 to rotate at variable speed, the T-shaped tube 22 drives the second heat dissipation hard tube 17 to rotate to form upward whirlwind to help to take away heat, and simultaneously under the matching of the changed centrifugal force and the spring 20, the two sleeves 19 move, the sleeve 19 drives the, further enlarging the heat dissipation range and improving the heat dissipation efficiency.
Example 2
Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that a plurality of positioning drill rods 24 are inserted and fixed at the bottom of the outer side wall of the box 1 for fixing the box 1.
The working principle of the invention is as follows: when the heat dissipation device is used, the heat dissipation fan 13 works, wind enters the hollow rotating shaft 14 from the first air pipe 12, then enters the first heat dissipation hard pipe 3 and is sprayed out from the first nozzle to dissipate heat, the first driving mechanism 11 is started at the same time, the first driving mechanism 11 drives the hollow rotating shaft 14 to rotate forward and backward, the hollow rotating shaft 14 drives the bidirectional screw rod 5 to revolve forward and backward through the mounting plate 7, the gear 10 at the top end of the bidirectional screw rod 5 is meshed with the inner gear ring 9, so that the bidirectional screw rod 5 is driven to rotate forward and backward, and the two movable blocks 16 on the bidirectional screw rod 5 are close to each other and then far away from each other, so that the air spraying angle of the first nozzle on the first heat dissipation hard pipe 3 is changed, the; and, wind is spouted from the second nozzle of second heat dissipation hard tube 17, dispels the heat, second actuating mechanism 23 drives T type pipe 22 variable speed and rotates, T type pipe 22 drives second heat dissipation hard tube 17 and rotates, form ascending whirlwind, help taking away the heat, simultaneously under the centrifugal force that changes and the cooperation of spring 20 for two sleeves 19 motion, sleeve 19 drives second heat dissipation hard tube 17 swing, constantly change the angle of blowing of second nozzle, further enlarged the heat dissipation scope, improved the radiating efficiency.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a subway construction is with high-efficient heat dissipation block terminal, includes box (1) and is used for carrying out radiating heat dissipation unit to electrical element in box (1), the supporting leg is installed to the even symmetry in box (1) bottom, box (1) inner chamber lower part is fixed with support otter board (2) that are used for installing electrical element, all installs ventilation net (4) on box (1) top and the both sides wall, its characterized in that, heat dissipation unit includes cavity pivot (14), is used for driving first actuating mechanism (11), mounting panel (7), two-way lead screw (5) and the first heat dissipation hard tube (3) that cavity pivot (14) just reverse rotation moved, cavity pivot (14) run through in the middle of box (1) top and are connected with it is rotated through the bearing, be fixed with mounting panel (7) on the axle section that cavity pivot (14) are located box (1), two-way lead screw (5) is installed in all rotation in mounting panel (7) both ends, two-way lead screw (5) top fixed mounting has gear (10), be fixed with ring gear (9) with gear (10) meshing on box (1) inner wall, equal threaded connection has movable block (16) on the screw thread section of two-way lead screw (5) both sides, mounting panel (7) bottom is located two-way lead screw (5) one side and is fixed with guide bar (6) that run through two movable blocks (16), two all articulated on movable block (16) have first heat dissipation hard tube (3), the neighbouring end hinge of two first heat dissipation hard tubes (3), the even integral type of one side that is close to electrical component on first heat dissipation hard tube (3) is equipped with a plurality of first nozzles, cavity pivot (14) top is connected with first trachea (12) through bearing rotation, and first trachea (12) are linked together with the air outlet of cooling fan (13), the hollow rotating shaft (14) is connected with a hose through a gas pipe joint, and the other end of the hose is communicated with the first heat dissipation hard pipe (3);
an auxiliary unit is arranged below the supporting screen plate (2) in the box body (1), the auxiliary unit comprises a T-shaped pipe (22), a second driving mechanism (23) used for driving the T-shaped pipe (22) to rotate in a variable speed mode, a second heat dissipation hard pipe (17), sleeves (19) and springs (20), the T-shaped pipe (22) vertically penetrates through the bottom of the box body (1) and is connected with the bottom in a rotating mode, two sleeves (19) are symmetrically sleeved on a horizontal pipe section of the T-shaped pipe (22), the sleeves (19) are connected with the T-shaped pipe (22) in a sliding mode, the tops of the two sleeves (19) are hinged to the second heat dissipation hard pipe (17), a plurality of second nozzles are evenly arranged at the top of the second heat dissipation hard pipe (17), the adjacent sections of the two second heat dissipation hard pipes (17) are hinged to each other, the T-shaped pipe (22) is connected with the second heat dissipation hard pipe (17) through a second soft air pipe (18), and limiting check rings, a spring (20) is sleeved between the limiting check ring and the sleeve (19) on the horizontal pipe section of the T-shaped pipe (22), a third air pipe is rotatably connected to the bottom end of the vertical pipe section of the T-shaped pipe (22) through a bearing, and the third air pipe is communicated with an air outlet of the heat dissipation fan (13).
2. The efficient heat dissipation distribution box for subway construction as claimed in claim 1, wherein said support leg bottom end is installed with a roller (21), said roller (21) is a self-locking roller.
3. The efficient heat dissipation distribution box for subway construction as claimed in claim 1, wherein said box body (1) is fixedly mounted with a rain shield (8) on top, said rain shield (8) is umbrella-shaped.
4. The efficient heat dissipation distribution box for subway construction as claimed in claim 1, wherein said first driving mechanism (11) comprises a forward and reverse rotation motor and a first gear pair, said forward and reverse rotation motor is fixedly installed on top of the box body (1), and said forward and reverse rotation motor is connected with the hollow rotating shaft (14) through the first gear pair.
5. The efficient heat dissipation distribution box for subway construction as claimed in claim 1, wherein said hollow rotating shaft (14) is fixedly mounted with a fan blade (15) at its bottom end.
6. The efficient heat dissipation distribution box for subway construction as claimed in claim 1, wherein said second driving mechanism (23) comprises a variable speed motor and a second gear set mounted at the bottom of the box body (1), the variable speed motor is connected with the T-shaped pipe (22) through the second gear set.
7. The efficient heat dissipation distribution box for subway construction as claimed in claim 1, wherein a plurality of positioning drill rods (24) are fixed on the bottom of the outer side wall of said box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911189501.8A CN110867759B (en) | 2019-11-28 | 2019-11-28 | Subway construction is with high-efficient heat dissipation block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911189501.8A CN110867759B (en) | 2019-11-28 | 2019-11-28 | Subway construction is with high-efficient heat dissipation block terminal |
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| Publication Number | Publication Date |
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| CN110867759A CN110867759A (en) | 2020-03-06 |
| CN110867759B true CN110867759B (en) | 2021-05-28 |
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| CN201911189501.8A Expired - Fee Related CN110867759B (en) | 2019-11-28 | 2019-11-28 | Subway construction is with high-efficient heat dissipation block terminal |
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| CN110867759A (en) | 2020-03-06 |
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