CN110265993B - Low-voltage line load adjusting device - Google Patents
Low-voltage line load adjusting device Download PDFInfo
- Publication number
- CN110265993B CN110265993B CN201910531585.2A CN201910531585A CN110265993B CN 110265993 B CN110265993 B CN 110265993B CN 201910531585 A CN201910531585 A CN 201910531585A CN 110265993 B CN110265993 B CN 110265993B
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- column
- box body
- supporting ring
- conductive
- hollow cylinder
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Adjustable Resistors (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a low-voltage line load adjusting device which comprises a box body, wherein a conductive hollow cylinder is fixedly connected to the middle of the box body, a first connecting wire extending out of the box body is connected to the hollow cylinder, a plurality of resistors are fixedly connected to the inner side wall of the hollow cylinder at equal intervals, the resistances of the resistors are different, a circular chute is formed in the bottom of the box body in the hollow cylinder, a conductive sheet is arranged at the bottom of the chute, a second connecting wire extending out of the box body is connected to the conductive sheet, a conductive column with the bottom in contact with the conductive sheet is arranged in the chute, the side wall of the conductive column is abutted against the resistor, and a rotating assembly is fixedly arranged at the top end of the conductive column and drives the conductive column to move in the chute. The invention has the advantages that: adopt the rotation component to drive the conductive column and remove in the spout, with the resistance contact of different resistance to adjust load circuit, make things convenient for operating personnel to carry out fast adjustment.
Description
Technical Field
The invention relates to the technical field of circuits, in particular to a low-voltage line load adjusting device.
Background
The low-voltage line comprises a low-voltage overhead line, a low-voltage overhead insulating line, a low-voltage cable line and an indoor distribution line, is used for directly conveying electric energy to low-voltage electric equipment, and is an important component of a low-voltage distribution system (see low-voltage distribution). When the direct-current low-voltage line is regulated, the magnitude of the circuit current is required to be regulated to regulate the load, and the existing resistors with different resistance values are generally connected, so that the operation is complex and the regulation is troublesome.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a low-voltage line load adjusting device.
In order to solve the technical problems, the invention is realized by the following technical scheme: the utility model provides a low pressure circuit load adjusting device, includes the box body, the middle part fixedly connected with of box body is electrically conductive hollow cylinder, be connected with the first connecting wire that stretches out the box body on the hollow cylinder, equidistance fixedly connected with a plurality of resistance on the inside wall of hollow cylinder, and the resistance of each resistance is different, open the box body bottom in the hollow cylinder has annular spout, the bottom of spout is equipped with the conducting strip, the conducting strip is connected with the second connecting wire that stretches out the box body, be equipped with the conducting column of bottom and conducting strip contact in the spout, the lateral wall and the resistance looks butt of conducting column, the top of conducting column is fixed with rotating assembly, rotating assembly drives the conducting column and removes in the spout.
Preferably, the rotating assembly comprises an insulating column and a rotating column, the insulating column is fixed at the top end of the conductive column, the rotating column, the insulating column and the hollow column are coaxial, and the insulating column is rotationally connected with the hollow column through a supporting mechanism. The electric shock is received by the operators through the insulating column, the rotating column is convenient for the operators to adjust, and the coaxial arrangement can reduce the setback feeling in the adjusting process, so that the electric shock is smoother.
Preferably, the supporting mechanism comprises an upper supporting ring and a lower supporting ring, the outer circumferential wall of the hollow cylinder is provided with the lower supporting ring with an upward opening, the outer circumferential wall of the insulating cylinder is provided with the upper supporting ring, the cross section of the upper supporting ring is L-shaped, one end of the upper supporting ring is fixedly connected with the outer circumferential wall of the insulating cylinder, the other end of the upper supporting ring extends into the lower supporting ring, and the upper supporting ring can rotate relative to the lower supporting ring. Through the cooperation of last supporting ring and lower supporting ring, both can reduce the contact surface, reduce frictional force, play good supporting role to the insulating column simultaneously.
Preferably, the support mechanism comprises an inner support ring fixed on the inner side wall of the hollow cylinder, and the insulation column is placed on the inner support ring and can rotate relative to the inner support ring. A simple supporting mechanism is very convenient to install and set.
Preferably, the outer circumferential surface of the rotary column is provided with a plurality of anti-skid patterns. Preventing slipping when the steering column is twisted.
Preferably, a cover plate for sealing the box body is arranged on the box body, and the cover plate is fixedly connected with the box body through a fastening mechanism. Foreign matter is prevented from falling into the box body through the cover plate.
Preferably, the fastening mechanism comprises mounting holes formed in two sides of the cover plate, a threaded cylinder fixedly connected with the box body is arranged below the mounting holes, and screws are connected in the threaded cylinder in a threaded manner. The mounting hole is convenient for the tool to extend into, and the fixed connection mode of the screw and the threaded cylinder is firm and reliable in connection and simple in operation.
Preferably, a waterproof pad is abutted between the screw and the inner wall of the mounting hole. Water is prevented from flowing into the case from the mounting hole by the waterproof pad.
Preferably, the cross-sectional area of the inner cavity of the cover plate is matched with the cross-sectional area of the box body. Cover whole box body top surface, guarantee good sealed effect.
Compared with the prior art, the invention has the advantages that: adopt the rotation component to drive the conductive column and remove in the spout, with the resistance contact of different resistance to adjust load circuit, make things convenient for operating personnel to carry out fast adjustment. Fix whole device in the box body, protect components and parts such as resistance and conductive column through the box body to inside, easily carry simultaneously and place, and annular spout and hollow cylinder cooperation can make full use of space, sets up the resistance of a plurality of different resistance values in its inside, also can guarantee conductive column and every resistance and both can better contact.
Drawings
Fig. 1 is a schematic structural diagram of a low-voltage line load adjusting device according to the present invention;
FIG. 2 is a top view of a low voltage line load regulator according to the present invention;
FIG. 3 is an enlarged view of part A of a low voltage line load regulator according to the present invention;
fig. 4 is a schematic structural view of the cover plate.
In the figure: the anti-skid device comprises a cover plate 1, a circular ring hollow cylinder 2, a fixed plate 3, a resistor 4, a first connecting wire 5, an insulating column 6, a rotating column 7, anti-skid patterns 8, a conductive column 9, an upper supporting ring 10, a lower supporting ring 11, screws 12, a threaded cylinder 13, a box body 14, a second connecting wire 15, a conductive sheet 16, a sliding chute 17, a scale ring 18, a mounting hole 19, a waterproof pad 20 and a fixing hole 21.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 4, an embodiment of a low-voltage line load adjusting device according to the present invention includes a box 14, a conductive hollow cylinder 2 is fixedly connected to the middle of the box 14, a first connecting wire 5 extending out of the box is connected to the hollow cylinder 2, a plurality of resistors 4 are fixedly connected to the inner side wall of the hollow cylinder 2 at equal intervals, the resistances of the resistors 4 are different, a circular chute 17 is formed at the bottom of the box 14 in the hollow cylinder 2, a conductive sheet 16 is disposed at the bottom of the chute 17, a second connecting wire 15 extending out of the box is connected to the conductive sheet 16, a conductive column 9 with the bottom contacting the conductive sheet 16 is disposed in the chute 17, the side wall of the conductive column 9 is abutted to the resistors 4, and a rotating assembly is fixed to the top end of the conductive column 9 and drives the conductive column 9 to move in the chute 17.
Adopt the rotation component to drive the conductive column and remove in the spout, with the resistance contact of different resistance to adjust load circuit, make things convenient for operating personnel to carry out fast adjustment. Fix whole device in the box body, protect components and parts such as resistance and conductive column through the box body to inside, easily carry simultaneously and place, and annular spout and hollow cylinder cooperation can make full use of space, sets up the resistance of a plurality of different resistance values in its inside, also can guarantee conductive column and every resistance and both can better contact.
Specifically, a low pressure circuit load adjusting device, the power distribution box comprises a box body 14, box body 14 both sides fixedly connected with fixed plate 3, fixed orifices 21 have been seted up on the fixed plate 3, box body 14 middle part position fixedly connected with ring hollow cylinder 2, ring hollow cylinder 2 is made for conductive material, concretely can be copper, the welding has first connecting wire 5 on the ring hollow cylinder 2, equidistance fixedly connected with a plurality of resistance 4 on the ring hollow cylinder 2 inner wall, and the resistance value of resistance 4 is different, ring hollow cylinder 2 inner wall is provided with the spout 17 of seting up on box body 14, spout 17 is circular, fixedly connected with conducting strip 16 on the spout 17 diapire, the welding has second connecting wire 15 on the conducting strip 16, the butt has conducting column 9 on the conducting strip 16, conducting column 9 one side and resistance 4 looks butt, rotating assembly includes insulating column 6 and revolving post 7, conducting column 9 upper end fixedly connected with insulating column 6, insulating column 6 diameter and the internal diameter phase-match of ring hollow cylinder 2, set up supporting mechanism on the insulating column 6, through with second connecting wire 15 and first connecting wire 5 looks direct current 5, through the spout 17, carry out the quick and easy operation of the purpose of carrying out the change of the electric current through the conducting column 9, the electric circuit is difficult to the change, thereby the high-speed change is realized to the electric current, the electric circuit is convenient to the purpose.
The supporting mechanism comprises an upper supporting ring 10 fixedly connected with an insulating column 6, a lower supporting ring 11 is fixedly connected to the outer side of the upper end of a circular ring hollow cylinder 2, the upper supporting ring 10 is slidably arranged in the lower supporting ring 11, a rotating column 7 is fixedly connected to the upper end of the insulating column 6, arrows are arranged on the rotating column 7, anti-skid patterns 8 are equidistantly arranged on the rotating column 7, a cover plate 1 is connected to the upper end of a box body 14 through a fastening mechanism, the cross section area of an inner cavity of the cover plate 1 is matched with the cross section area of the box body 14, a scale ring 18 is arranged on the cover plate 1, when the rotating column 7 rotates, the upper supporting ring 10 is driven to move in the lower supporting ring 11, the lower supporting ring 11 supports the upper supporting ring 10, abrasion between conductive sheets 16 by the conductive columns 9 is reduced, and stability of the rotating column 7 during rotation is improved.
The fastening mechanism comprises mounting holes 19 formed in two sides of the cover plate 1, a threaded cylinder 13 fixedly connected with the box body 14 is arranged below the mounting holes 19, screws 12 are connected with the threaded cylinder 13 in an internal thread mode, waterproof pads 20 are abutted to the inner walls of the screws 12 and the mounting holes 19, and the cover plate 1 is convenient to detach through the design of the screws 12, the threaded cylinder 13 and the waterproof pads 20, and meanwhile moisture is prevented from flowing out of the mounting holes 19.
In addition, the supporting mechanism of the upper supporting ring and the lower supporting ring is not needed to be adopted, the supporting mechanism is changed into an inner supporting ring for supporting, the inner supporting ring is fixed on the inner side wall of the hollow cylinder, the insulating column is placed on the inner supporting ring and can rotate relative to the inner supporting ring, the supporting of the insulating column can be realized, and the rotating operation of the insulating column is ensured.
The above embodiments are merely illustrative embodiments of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present invention are included in the scope of the present invention.
Claims (7)
1. A low-voltage line load adjusting device is characterized in that: the electric box comprises a box body, wherein a conductive hollow cylinder is fixedly connected to the middle part of the box body, a first connecting wire extending out of the box body is connected to the hollow cylinder, a plurality of resistors are fixedly connected to the inner side wall of the hollow cylinder at equal intervals, the resistance values of the resistors are different, a circular chute is formed in the bottom of the box body in the hollow cylinder, a conductive sheet is arranged at the bottom of the chute, a second connecting wire extending out of the box body is connected to the conductive sheet, a conductive column with the bottom in contact with the conductive sheet is arranged in the chute, the side wall of the conductive column is abutted to the resistor, and a rotating assembly is fixed to the top end of the conductive column and drives the conductive column to move in the chute;
the rotating assembly comprises an insulating column and a rotating column, the insulating column is fixed at the top end of the conductive column, the rotating column, the insulating column and the hollow column are coaxial, and the insulating column is rotationally connected with the hollow column through a supporting mechanism;
the supporting mechanism comprises an upper supporting ring and a lower supporting ring, the outer circumferential wall of the hollow cylinder is provided with the lower supporting ring with an upward opening, the outer circumferential wall of the insulating cylinder is provided with the upper supporting ring, the cross section of the upper supporting ring is L-shaped, one end of the upper supporting ring is fixedly connected with the outer circumferential wall of the insulating cylinder, the other end of the upper supporting ring extends into the lower supporting ring, and the upper supporting ring can rotate relative to the lower supporting ring.
2. A low voltage line load conditioning apparatus as claimed in claim 1, wherein: the supporting mechanism comprises an inner supporting ring, the inner supporting ring is fixed on the inner side wall of the hollow cylinder, and the insulating column is placed on the inner supporting ring and can rotate relative to the inner supporting ring.
3. A low voltage line load conditioning apparatus as claimed in claim 1, wherein: the outer circumferential surface of the rotary column is provided with a plurality of anti-skid patterns.
4. A low voltage line load conditioning apparatus as claimed in claim 1, wherein: the box body is provided with a cover plate for sealing the box body, and the cover plate is fixedly connected with the box body through a fastening mechanism.
5. The low voltage line load adjusting apparatus as claimed in claim 4, wherein: the fastening mechanism comprises mounting holes formed in two sides of the cover plate, a threaded cylinder fixedly connected with the box body is arranged below the mounting holes, and screws are connected in the threaded cylinder in a threaded mode.
6. A low voltage line load conditioning apparatus as recited in claim 5, wherein: and a waterproof pad is abutted between the screw and the inner wall of the mounting hole.
7. The low voltage line load adjusting apparatus as claimed in claim 4, wherein: the cross-sectional area of the inner cavity of the cover plate is matched with the cross-sectional area of the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910531585.2A CN110265993B (en) | 2019-06-19 | 2019-06-19 | Low-voltage line load adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910531585.2A CN110265993B (en) | 2019-06-19 | 2019-06-19 | Low-voltage line load adjusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110265993A CN110265993A (en) | 2019-09-20 |
| CN110265993B true CN110265993B (en) | 2023-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910531585.2A Active CN110265993B (en) | 2019-06-19 | 2019-06-19 | Low-voltage line load adjusting device |
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| Country | Link |
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| CN (1) | CN110265993B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207704961U (en) * | 2017-12-31 | 2018-08-07 | 西安三维通信有限责任公司 | A kind of rotation variable resistance binding post |
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2019
- 2019-06-19 CN CN201910531585.2A patent/CN110265993B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207704961U (en) * | 2017-12-31 | 2018-08-07 | 西安三维通信有限责任公司 | A kind of rotation variable resistance binding post |
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| CN110265993A (en) | 2019-09-20 |
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