CN215579609U - Cable overheating protection device for power supply line - Google Patents
Cable overheating protection device for power supply line Download PDFInfo
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- CN215579609U CN215579609U CN202120302646.0U CN202120302646U CN215579609U CN 215579609 U CN215579609 U CN 215579609U CN 202120302646 U CN202120302646 U CN 202120302646U CN 215579609 U CN215579609 U CN 215579609U
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- distribution box
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Abstract
The utility model discloses a cable overheating protection device for a power supply line, which comprises a distribution box main body, wherein the inner wall of a right side shell of the distribution box main body is connected with a motor through a bolt, an output shaft of the motor is fixedly connected with a first reciprocating screw rod, the left end of the first reciprocating screw rod is rotatably connected to a left side shell of the distribution box main body, a first reciprocating screw sleeve is rotatably sleeved on the outer ring of the middle part of the first reciprocating screw rod, a rotating shaft is rotatably connected to the top shell of the first reciprocating screw sleeve, a hairbrush is fixedly connected to the top end of the rotating shaft, first bevel gears are fixedly sleeved on the outer rings of the two ends of the first reciprocating screw rod, and second bevel gears are arranged above the first bevel gears. The dust cleaning device can clean dust on heat dissipation accessories inside the distribution box, prevent the dust from being blocked by the accumulated dust, further influence the heat dissipation efficiency, and simultaneously blow heat dissipation on cables inside the distribution box, so that the purpose of protecting the cables from overheating is achieved, and short circuit is prevented.
Description
Technical Field
The utility model relates to the technical field of electrical equipment, in particular to a cable overheat protection device for a power supply circuit.
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.
A large amount of heat can be produced when the power supply line high load of block terminal is transmitted electricity, if untimely dispel the heat to it very easily leads to the cable short circuit, and then causes the accident, for this reason we propose a cable overheat protection device for power supply line.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
The utility model provides a cable overheating protection device for a power supply line, aiming at solving the technical problem that accidents are caused by short circuit easily caused by cable overheating.
(II) technical scheme
The utility model provides a cable overheating protection device for a power supply line, which comprises a distribution box main body, wherein the inner wall of the right side shell of the distribution box main body is connected with a motor through a bolt, an output shaft of the motor is fixedly connected with a first reciprocating screw rod, the left end of the first reciprocating screw rod is rotatably connected to the left side shell of the distribution box main body, the outer ring of the middle part of the first reciprocating screw rod is rotatably sleeved with a first reciprocating screw sleeve, the top shell of the first reciprocating screw sleeve is rotatably connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a hairbrush, the outer rings of the two ends of the first reciprocating screw rod are respectively and fixedly sleeved with a first bevel gear, a second bevel gear is arranged above the first bevel gear and is mutually meshed with the second bevel gear, the top shell of the second bevel gear is fixedly connected with a second reciprocating screw rod, and the top end of the second reciprocating screw rod is rotatably connected to the top shell of the distribution box main body, and the outer ring of the reciprocating screw rod II is rotatably sleeved with a reciprocating screw sleeve II, and a shell on one side of the reciprocating screw sleeve II is fixedly connected with a fan.
Preferably, the outer wall of the top shell of the distribution box main body is fixedly connected with a waterproof cover, and the inner ring of the top shell of the distribution box main body is fixedly sleeved with a first ventilation cover.
Preferably, the fixed cover in inner wall border of distribution box main part is equipped with the baffle, the fixed cover in middle part casing inner circle of baffle is equipped with draft hood two, the draft hood two is located under the brush, and two reciprocal lead screws two all run through out the casing of baffle.
Preferably, the bottom shell of the first reciprocating screw sleeve is fixedly connected with a first sliding rod, the inner wall of the bottom shell of the distribution box main body is provided with a first sliding groove, and the outer ring at the bottom end of the first sliding rod is slidably sleeved in the inner ring of the first sliding groove.
Preferably, the outer ring of the rotating shaft is fixedly sleeved with a straight gear, the inner wall of the shell of the distribution box main body is fixedly connected with a rack, and the straight gear and the rack are meshed with each other.
Preferably, the outer ring of the second reciprocating screw rod is fixedly sleeved with a bearing, and a shell on one side of the bearing is fixedly connected to the inner wall of the shell of the distribution box main body through a fixing rod.
Preferably, a shell on one side, away from the fan, of the second reciprocating screw sleeve is fixedly connected with a second sliding rod, the inner walls of the shells on the left side and the right side of the distribution box main body are respectively provided with a second sliding groove, and an outer ring of one end, away from the second reciprocating screw sleeve, of the second sliding rod is slidably sleeved in an inner ring of the second sliding groove.
Compared with the prior art, the utility model has the beneficial effects that:
through the structures of the first reciprocating screw sleeve, the first sliding rod, the rotating shaft, the straight gear, the hairbrush, the rack and the like, the motor drives the first reciprocating screw rod to rotate, and simultaneously drives the first reciprocating screw sleeve to move on the outer ring of the first reciprocating screw rod through the first sliding rod, the first reciprocating screw sleeve can drive the rotating shaft and the hairbrush to move below the second ventilation hood through the movement of the first reciprocating screw sleeve, and the rotating shaft can drive the hairbrush to move and simultaneously rotate through the matching of the straight gear and the rack, so that dust is cleaned from heat-dissipating accessories inside the distribution box, the heat-dissipating accessories are prevented from being blocked by accumulated dust, and further the heat-dissipating efficiency is influenced;
through structures such as bevel gear one, bevel gear two, reciprocal lead screw two, reciprocal silk cover two, slide bar two, fan, reciprocal lead screw one pivoted can drive reciprocal lead screw two through bevel gear one and bevel gear two simultaneously and rotate, and the rotation of reciprocal lead screw two can drive the fan through reciprocal silk cover two and slide bar two and carry out reciprocating motion, and the heat dissipation of blowing is carried out to the inside cable of block terminal from this, realizes the purpose to cable overheat protection, prevents its short circuit.
Drawings
Fig. 1 is a front cross-sectional structural schematic view of a cable overheat protection device for a power supply line according to the present invention;
fig. 2 is an enlarged schematic structural diagram of a cable overheat protection device a for a power supply line according to the present invention;
fig. 3 is an enlarged schematic structural diagram of a cable overheat protection device B for a power supply line according to the present invention.
In the figure: 1 distribution box main body, 2 waterproof cover, 3 draft hood I, 4 baffle, 5 draft hood II, 6 motor, 7 reciprocating screw rod I, 8 reciprocating screw sleeve I, 9 slide bar I, 10 rotating shaft, 11 straight gear, 12 brush, 13 rack, 14 bevel gear I, 15 bevel gear II, 16 reciprocating screw rod II, 17 reciprocating screw sleeve II, 18 slide bar II, 19 fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in fig. 1-3, the cable overheat protection device for a power supply line provided by the utility model comprises a distribution box main body 1, wherein the inner wall of the right side shell of the distribution box main body 1 is connected with a motor 6 through a bolt, an output shaft of the motor 6 is fixedly connected with a reciprocating screw rod I7, the left end of the reciprocating screw rod I7 is rotatably connected to the left side shell of the distribution box main body 1, the outer ring of the middle part of the reciprocating screw rod I7 is rotatably sleeved with a reciprocating screw sleeve I8, the top shell of the reciprocating screw sleeve I8 is rotatably connected with a rotating shaft 10, the top end of the rotating shaft 10 is fixedly connected with a brush 12, the outer rings of the two ends of the reciprocating screw rod I7 are respectively and fixedly sleeved with a bevel gear I14, a bevel gear II 15 is arranged above the bevel gear I14, the bevel gear I14 is mutually meshed with the bevel gear II 15, the top shell of the bevel gear II 15 is fixedly connected with a reciprocating screw rod II 16, the top end of the reciprocating screw rod 16 is rotatably connected to the top shell of the distribution box main body 1, and the outer ring of the second reciprocating screw rod 16 is rotatably sleeved with a second reciprocating screw sleeve 17, and a shell on one side of the second reciprocating screw sleeve 17 is fixedly connected with a fan 19.
In an alternative embodiment, a waterproof cover 2 is fixedly connected to the outer wall of the top shell of the distribution box main body 1, and a ventilation cover one 3 is fixedly sleeved on the inner ring of the top shell of the distribution box main body 1.
In an optional embodiment, a partition plate 4 is fixedly sleeved on the periphery of the inner wall of the distribution box main body 1, a second ventilating hood 5 is fixedly sleeved on the inner ring of the middle shell of the partition plate 4, the second ventilating hood 5 is located right below the brush 12, and the two reciprocating screw rods 16 penetrate through the shell of the partition plate 4.
In an alternative embodiment, a sliding rod I9 is fixedly connected to the bottom shell of the reciprocating screw sleeve I8, a sliding groove I is formed in the inner wall of the bottom shell of the distribution box main body 1, and the outer ring at the bottom end of the sliding rod I9 is slidably sleeved in the inner ring of the sliding groove I.
In an alternative embodiment, the outer ring of the rotating shaft 10 is fixedly sleeved with a straight gear 11, a rack 13 is fixedly connected to the inner wall of the housing of the distribution box main body 1, and the straight gear 11 is meshed with the rack 13.
In an alternative embodiment, the outer ring of the second reciprocating screw rod 16 is fixedly sleeved with a bearing, and one side shell of the bearing is fixedly connected to the inner wall of the shell of the distribution box main body 1 through a fixing rod.
In an optional embodiment, a second sliding rod 18 is fixedly connected to a side shell of the second reciprocating screw sleeve 17 away from the fan 19, a second sliding groove is formed in the inner wall of the shell on the left side and the right side of the distribution box main body 1, and an outer ring of one end, away from the second reciprocating screw sleeve 17, of the second sliding rod 18 is slidably sleeved in an inner ring of the second sliding groove.
The working principle is as follows: firstly, when the motor 6 drives the first reciprocating screw rod 7 to rotate, the first reciprocating screw sleeve 8 can be driven by the first slide rod 9 to move on the outer ring of the first reciprocating screw rod 7, the first reciprocating screw sleeve 8 can drive the rotating shaft 10 and the brush 12 to move below the second ventilating hood 5, the rotating shaft 10 can drive the brush 12 to move and simultaneously rotate by the matching of the straight gear 11 and the rack 13, so that dust is cleaned from heat dissipation accessories inside the distribution box, the heat dissipation accessories are prevented from being blocked by accumulated dust, the heat dissipation efficiency is further influenced, when the first reciprocating screw rod 7 rotates, the second reciprocating screw rod 16 can be driven by the first bevel gear 14 and the second bevel gear 15 to rotate, the rotation of the second reciprocating screw rod 16 can drive the fan 19 to perform reciprocating motion by the second reciprocating screw sleeve 17 and the second slide rod 18, air blowing and heat dissipation are performed on cables inside the distribution box, and the purpose of cable overheating protection is achieved, preventing it from short-circuiting.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A cable overheating protection device for a power supply line comprises a distribution box main body (1) and is characterized in that a motor (6) is connected to the inner wall of the right side shell of the distribution box main body (1) through a bolt, a first reciprocating screw rod (7) is fixedly connected to an output shaft of the motor (6), the left end of the first reciprocating screw rod (7) is rotatably connected to the left side shell of the distribution box main body (1), a first reciprocating screw sleeve (8) is rotatably sleeved on the outer ring of the middle of the first reciprocating screw rod (7), a rotating shaft (10) is rotatably connected to the top shell of the first reciprocating screw sleeve (8), a brush (12) is fixedly connected to the top end of the rotating shaft (10), first bevel gears (14) are fixedly sleeved on the outer rings of the two ends of the first reciprocating screw rod (7), second bevel gears (15) are arranged above the first bevel gears (14), and the first bevel gears (14) and the second bevel gears (15) are meshed with each other, the top shell of the second bevel gear (15) is fixedly connected with a second reciprocating screw rod (16), the top end of the second reciprocating screw rod (16) is rotatably connected to the top shell of the distribution box main body (1), the outer ring of the second reciprocating screw rod (16) is rotatably sleeved with a second reciprocating screw sleeve (17), and a fan (19) is fixedly connected to the shell on one side of the second reciprocating screw sleeve (17).
2. The cable overheat protection device for the power supply line according to claim 1, wherein a waterproof cover (2) is fixedly connected to an outer wall of the top casing of the distribution box main body (1), and a first ventilation cover (3) is fixedly sleeved on an inner ring of the top casing of the distribution box main body (1).
3. The cable overheating protection device for the power supply line is characterized in that a partition plate (4) is fixedly sleeved on the periphery of the inner wall of the distribution box body (1), a second ventilation cover (5) is fixedly sleeved on the inner ring of the middle shell of the partition plate (4), the second ventilation cover (5) is located right below the hairbrush (12), and the two reciprocating screw rods (16) penetrate through the shell of the partition plate (4).
4. The cable overheating protection device for the power supply line according to claim 1, wherein a first sliding rod (9) is fixedly connected to a bottom shell of the first reciprocating wire sleeve (8), a first sliding groove is formed in an inner wall of the bottom shell of the distribution box main body (1), and an outer ring at the bottom end of the first sliding rod (9) is slidably sleeved in an inner ring of the first sliding groove.
5. The cable overheat protection device for the power supply line according to claim 1, wherein a spur gear (11) is fixedly sleeved on an outer ring of the rotating shaft (10), a rack (13) is fixedly connected to an inner wall of the housing of the switch box body (1), and the spur gear (11) and the rack (13) are meshed with each other.
6. The cable overheat protection device for the power supply line according to claim 1, wherein a bearing is fixedly sleeved on an outer ring of the second reciprocating screw rod (16), and a side shell of the bearing is fixedly connected to the inner wall of the shell of the distribution box main body (1) through a fixing rod.
7. The cable overheating protection device for the power supply line as claimed in claim 1, wherein a second sliding rod (18) is fixedly connected to a side shell of the second reciprocating screw sleeve (17) far away from the fan (19), a second sliding groove is formed in inner walls of the left and right side shells of the distribution box main body (1), and an outer ring of one end, far away from the second reciprocating screw sleeve (17), of the second sliding rod (18) is slidably sleeved in an inner ring of the second sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120302646.0U CN215579609U (en) | 2021-02-03 | 2021-02-03 | Cable overheating protection device for power supply line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120302646.0U CN215579609U (en) | 2021-02-03 | 2021-02-03 | Cable overheating protection device for power supply line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215579609U true CN215579609U (en) | 2022-01-18 |
Family
ID=79837989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120302646.0U Active CN215579609U (en) | 2021-02-03 | 2021-02-03 | Cable overheating protection device for power supply line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215579609U (en) |
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2021
- 2021-02-03 CN CN202120302646.0U patent/CN215579609U/en active Active
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