CN221552401U - Electric power control device - Google Patents

Abstract

The utility model relates to the technical field of power equipment, in particular to a power control device. A power control device comprises a bus bar assembly and an adapter mechanism. The bus bar subassembly is through at least two bus bar subassemblies interval preset distance parallel arrangement, and bus bar subassembly includes: bus bar and fixed establishment. The bus wiring row is made of metal materials and is in a T-shaped groove shape formed by a chute and a notch; the fixing mechanism is made of metal materials, is inserted from two ends of the bus bar or from any position in the middle of the bus bar, and can slide along the chute; the switching mechanism is fixed on the bus bar assembly, and each electric connecting piece is respectively in contact connection with one bus bar assembly. The electric power control device has the advantages of convenience in installation and operation of the switching mechanism.

Description

Electric power control device

Technical Field

The utility model relates to the technical field of power equipment, in particular to a power control device.

Background

In order to ensure the safety of electric power, various electric power devices are used, and other control devices are used in addition to the electric power switch and the safety device. The existing method is to introduce a bus bar into a power control box, fix various devices into the box, and then wire the devices. The space in the box is limited, and the installation operation is inconvenient.

Disclosure of utility model

In view of the above, the present utility model aims to provide an electric power control device, in which a bus bar is made into a sliding rail, an electric connector in contact with each bus bar is provided in a switching mechanism, a special bolt is provided in the connection between the switching mechanism and the bus bar, opposite sides of a bolt cap are smaller than the width of a notch, interference connection with the inner wall of a sliding groove is achieved by rotating the bolt cap, the rotation direction of the bolt cap is consistent with the rotation direction of a nut, and a fixing structure for fixing electric power equipment is provided on the connector, so that the problems of convenient installation and operation are solved.

In order to solve the above problems, the present invention provides a power control apparatus including:

bus bar subassembly, through at least two bus bar subassembly interval is preset the distance parallel arrangement, bus bar subassembly includes:

The bus wiring row is in a T-shaped groove shape formed by a chute with conductivity and a notch, the width of the chute (111) is D, and the width of the notch is D;

the fixing mechanism is made of metal materials, inserted from two ends of the bus bar or from any position in the middle of the bus bar, and is in conductive sliding connection with the sliding groove;

The fixing mechanism (120) comprises a bolt cap (1211) and a screw (1212) which are connected with each other, wherein the bolt cap (1211) comprises a first long side and a second long side which are opposite and parallel, and a first short side and a second short side which are respectively connected with two ends of the first long side and the second long side;

The rotation center of the screw rod (1212) at the joint with the bolt cap (1211) is O, the intersection point of the first short side and the first long side is a point a, the intersection point of the first short side and the second long side is a point b, and a point c exists between the point a and the point b. The intersection point of the second short side and the first long side is a point b ', the intersection point of the second short side and the second long side is a point a ', a point c ' exists between the point a ' and the point b ', the lengths from the point c and the point c ' to the point O are L, the lengths from the point b and the point b ' to the point O are L, L is more than D/2 is more than L, and the distance between the first long side and the second long side is W, and D is more than W;

The power equipment is fixed on the bus wiring row through the fixing mechanism and is electrically connected with an external power grid through the bus wiring row.

Further, a bolt hole is formed in the electric connecting piece, and the screw penetrates through the bolt hole to fix the switching mechanism on the bus wiring row through a nut.

Further, line segment ac is parallel to line segment a 'c';

the connection line between the point c and the point b and the connection line between the point c 'and the point b' can be at least one combination line of a straight line and an arc line.

Further, the power control device further includes:

and the power equipment is electrically connected with the bus wiring row assembly through the switching mechanism.

Further, the switching mechanism comprises at least two electric connecting pieces corresponding to the at least two bus wiring row assemblies respectively, the switching mechanism is fixed on the bus wiring row assemblies, and each electric connecting piece is in contact connection with one bus wiring row assembly respectively.

Further, the switching mechanism comprises a box body and a box cover, and the box cover is buckled on the box body;

At least two parallel grooves are arranged in the box body, an electric connection hole is arranged in each groove, and each electric connection hole corresponds to one bus wiring row respectively.

Further, the electric connecting piece is a strip plate-shaped piece, a protrusion is arranged on one surface of the plate-shaped piece, the protrusion is matched with the electric connecting hole, and the bolt hole is formed in the protrusion.

Further, a connecting mechanism is arranged on the surface of the box cover, which is away from the box body, and the electric equipment is fixedly connected through the connecting mechanism.

Further, the connecting mechanism is a fixing hole and a hanging component which are arranged on the box cover.

Further, the pendant assembly comprises a sliding rail connected with the box cover, a sliding plate in sliding connection is arranged on the sliding rail, and a hanging structure is arranged on the sliding plate.

Compared with the prior art, the electric power control device provided by the utility model has the following advantages:

The technical scheme has the advantages that the T-shaped bolt of the fixing mechanism can be inserted into the sliding groove from the two ends of the bus wiring row in the shape of the T-shaped groove, and can be embedded into the sliding groove from any position of the bus wiring row, so that the installation of the switching mechanism is convenient, in the installation of the switching mechanism newly added in the later stage, other switching mechanisms are not required to be disassembled, the distance between the cc' two points through the bolt cap is larger than the width of the sliding groove, the locking between the bolt cap and the sliding groove is convenient, the bolt is prevented from rotating when the nut is screwed, and the operation is convenient.

Drawings

Fig. 1 is a perspective view of a power control device according to an embodiment of the present utility model;

FIG. 2 is a perspective view of an adapter mechanism according to an embodiment of the present utility model;

FIG. 3 is an exploded view of an adapter mechanism according to an embodiment of the present utility model;

FIG. 4 is a perspective view of an electrical connector according to an embodiment of the present utility model;

FIG. 5 is a perspective view of a busbar assembly according to an embodiment of the present utility model;

FIG. 6 is a perspective view of a busbar according to an embodiment of the present utility model;

FIG. 7 is a perspective view of a bolt according to an embodiment of the present utility model;

FIG. 8 is an elevation view of a bolt according to an embodiment of the present utility model;

FIG. 9 is a front view of a busbar according to an embodiment of the present utility model;

FIG. 10 is a perspective view of a cartridge according to an embodiment of the present utility model;

fig. 11 is a perspective view of a cap according to a first embodiment of the present utility model;

Fig. 12 is a perspective view of a cap according to a second embodiment of the present utility model.

Reference numerals illustrate:

100-bus bar assembly, 110-bus bar, 111-chute, 112-notch, 120-fixing mechanism, 121-bolt, 1211-bolt cap, 1212-screw, 122-nut, 123-spring washer, 130-end cap, 200-switching mechanism, 210-box, 211-groove, 2111-electrical connection hole, 220-box cover, 221-connection mechanism, 2211-slide rail, 2212-slide plate, 230-electrical connection piece, 231-electrical connection terminal, 232-protrusion, 2321-bolt hole.

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

The description of "first," "second," "upper," "lower," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or the number of technical features indicated. Thus, a feature defining "first", "second", "upper", "lower" may include at least one such feature, either explicitly or implicitly. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the combination between the embodiments, and all the technical solutions are within the scope of protection claimed by the present utility model.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1, a power control apparatus includes: the bus bar assembly 100, the switching mechanism 200 and the electric device (not shown in the drawings), at least two bus bar assemblies 100 are arranged in parallel at a preset distance, preferably three bus bar assemblies 100, as shown in fig. 2 and 3, and the switching mechanism 200 includes at least two electrical connectors 230 corresponding to at least two bus bar assemblies 100 respectively, and the number of the electrical connectors 230 is preferably three. The switching mechanism 200 is fixed to the busbar assembly 100, and each of the electrical connectors 230 is connected to one of the busbar assemblies 100 in contact. As shown in fig. 4, three of the electrical connectors 230 are each provided with an output terminal, and the output terminals are electrically connected to the electrical equipment.

Specifically, the electric power device is fixed to the bus bar 110 by the fixing mechanism 120, and is electrically connected to an external power grid by the bus bar 110.

As shown in fig. 5, the bus bar assembly 100 includes a bus bar 110 and a fixing mechanism 120, and the fixing mechanism 120 includes a bolt 121 and a nut 122. As shown in fig. 6, the bus bar 110 is made of a metal material, and preferably a metal material having excellent conductivity such as copper or aluminum is used. The bus bar 110 has a T-shaped slot structure, and includes a chute 111 and a slot 112. As shown in fig. 7, the bolt 121 includes a bolt cap 1211 and a screw 1212 connected to the bolt cap 1211, the bolt cap 1211 being slidably inserted into the chute 111, the screw 1212 being penetrated through the notch 112. The electric connector 230 is provided with a bolt hole 2321, and the screw 1212 passes through the bolt hole 2321 to fix the switching mechanism 200 on the bus bar 110 through the nut 122. Preferably, the securing mechanism further includes a spring washer 123 that prevents the nut 122 from loosening. The bus bar 110, the electric connector 230, the bolt 121, the nut 122, and the spring washer 123 are all made of a metal material having excellent electric conductivity, for example, copper, aluminum, or the like. After the electric power equipment is installed by the device of the above-described structure, current is conducted to the electric power equipment through the bus bar 110, the electric connector 230, the bolt 121, the spring washer 123, and the nut 122. Therefore, the bus bar wiring bank of the power control device of the embodiment not only plays a role in fixing power equipment, but also plays a role in conducting current through cables. The bolt 100 can slide along the fixing groove 200; the thickness of the bolt cap 110, the thickness of the screw 120, the size of the nut 300, and the tightening force of the bolt 100 are proportional to the size of the fixing groove 200 and the size of the energizing current.

As shown in fig. 8 and 9, the bolt cap 1211 has a special shape, preferably a substantially hexahedral shape. Two ends of the two long sides are respectively connected through two short sides. The distance between the two long sides is smaller than the width of the slot 112. The intersection point of the first short side and the first long side is a point a, the intersection point of the first short side and the second long side is a point b, and a point c exists between the point a and the point b. The intersection point of the second short side and the first long side is a point b ', the intersection point of the second short side and the second long side is a point a ', and a point c ' exists between the point a ' and the point b '. The rotation center of the screw 1212 at the junction with the bolt cap 1211 is O, the first long side and the second long side are symmetrical with respect to the Y axis, and the first long side and the second long side are parallel to the Y axis, the distance between the first long side and the second long side is W, and the width of the notch is d, d > W. The bolt cap 110 may be inserted into the chute 111 from the slot 112. The line segment ac and the line segment a ' c ' are parallel to the X axis, the length from the point c and the point c ' to the point O is L, L is more than D/2, preferably more than half the width D of the chute 111,The preferred tolerance range is 0 to 0.1mm. The length from the point b and the point b' to the point O is l, and l is less than D/2. The direction from line segment Oa to line segment Ob is the same as the direction of rotation of the threads of screw 12121. And, the distance from any point between the point c (point c ') and the point b (point b') to the point O is smaller than half the width D of the chute 111. Taking a positive-going thread as an example, the direction from the line segment Oa to the line segment Ob is clockwise. During installation, firstly, the bolt 121 is inserted into the bolt hole of the switching mechanism 200, the nut 122 is screwed into the screw 1212, the two long sides of the bolt cap 1211 are parallel to the two edges of the notch 112, the bolt cap 1211 is embedded into the chute 111, the bolt 121 is rotated clockwise until the point a is abutted against the side wall of the chute 111, the bolt 121 is continuously rotated, the bolt cap 1211 and the side wall of the chute 111 are pre-locked, the nut 122 is rotated clockwise by a spanner, and at the moment, the friction force between the threads of the nut 122 and the screw 1212 enables the bolt cap 1211 and the chute 111 to be always in a locking state, so that looseness of the nut 122 cannot be caused. Conversely, if the thread is a reverse thread, the direction from the line segment Oa to the line segment Ob is counterclockwise.

The connection line between the point c and the point b and the connection line between the point c 'and the point b' can be at least one combination line of a straight line and an arc line.

As shown in fig. 2, 3, 4 and 10, the switching mechanism 200 includes a box body 210 and a box cover 220, at least two parallel grooves 211 are provided in the box body 210, and corresponding, preferably three grooves 211 are provided, and one electrical connection hole 2111 is provided in each groove 211, where each electrical connection hole 2111 corresponds to one busbar 110. The electrical connector 230 is an elongated plate-like member, and a protrusion 232 is provided on one surface of the plate-like member, the protrusion 232 is mated with the electrical connection hole 2111, and the bolt hole 2321 is provided on the protrusion 232. When the electric connector 230 is mounted, the electric connector is buckled in the groove 211, and the protrusion 232 protrudes out of the bottom surface of the box body through the electric connection hole 2111. The cover 220 is fastened to the case 210.

As an embodiment, as shown in fig. 11 and 12, a connection mechanism 221 is disposed on a surface of the box cover 220 facing away from the box body 210, and the power device is fixedly connected through the connection mechanism 221. The connection mechanism 221 is a fixing hole, a hanging component, etc. arranged on the box cover.

As one example, the pendant assembly includes a slide 2211 coupled to the lid 220, a slide 2212 slidably coupled to the slide 2211, and a hanging structure provided on the slide 2212. Two slide plates 2212 may be provided. Preferably, a plurality of screw holes corresponding to each other are respectively arranged on the slide rail 2211 and the slide plate 2212, and the slide plate 2212 is prevented from falling off by fixing the slide plate 2212 through screws after the two slide plates 2212 are adjusted.

As an example, as shown in fig. 4, one end of the electrical connector 230 is an output end, and the output end is provided with an electrical connection terminal 231 for electrically connecting with an electrical device. The electrical connection terminal 231 may be a through hole, a screw screwed with the electrical connector, or a clamping structure.

As another embodiment, both ends of the electrical connector are provided with output ends. Two electrical devices can be connected in series simultaneously by one switching mechanism 200.

The power device may be a power switch, a safety device, an adapter, etc.

A plurality of the switching mechanisms 200 may be installed at the same time in a set of bus bar assemblies 100 consisting of three bus bars 110. The electrical connection of a plurality of electrical devices can be achieved through a plurality of switching mechanisms 200.

The switching mechanism 200 can be mounted at any position of the bus bar assembly 100 as described above, and the assembly, disassembly and maintenance are convenient. The adaptor mechanism 200 may be fixed by inserting the bolt caps 1211 into the sliding grooves 111 from both ends of the busbar assembly 100 and then sliding the adaptor mechanism 200 to a predetermined position.

End caps 130 are arranged at two ends of the bus bar assembly 100, and the end caps 130 are box-packed and sleeved at the end parts of the bus bar assembly 100. At least one screw hole is provided in a sidewall of the end cap 130, and the end cap 130 is fixed to the busbar assembly 100 by a set screw.

The bus bar assembly 100 according to this embodiment can insert the fixing mechanism 120 into the chute 111 from any position of the bus bar 110, and lock the fixing mechanism 120 and the chute 111 after rotation, so as to ensure that the bolt 121 will not rotate when the nut 122 is screwed. The fixing mechanism 120 may also be inserted into the chute 111 from both ends of the bus bar 110.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.

Claims (10)

1. An electric power control apparatus, comprising:

Bus bar subassembly (100), through at least two bus bar subassembly (100) interval preset distance parallel arrangement, bus bar subassembly (100) include:

the bus bar (110) is in a T-shaped groove shape formed by a sliding groove (111) with electric conduction performance and a notch (112), the width of the sliding groove (111) is D, and the width of the notch is D;

The fixing mechanism (120) is made of metal materials, and the fixing mechanism (120) is inserted from two ends of the bus bar (110) or from any position in the middle of the bus bar (110) and is in conductive sliding connection with the sliding groove (111);

The fixing mechanism (120) comprises a bolt cap (1211) and a screw (1212) which are connected with each other, wherein the bolt cap (1211) comprises a first long side and a second long side which are opposite and parallel, and a first short side and a second short side which are respectively connected with two ends of the first long side and the second long side;

The rotating center of the screw rod (1212) at the joint with the bolt cap (1211) is O, the intersection point of the first short side and the first long side is a point a, the intersection point of the first short side and the second long side is a point b, a point c exists between the point a and the point b ', the intersection point of the second short side and the first long side is a point b', a point c exists between the point a 'and the point b', the lengths from the point c and the point c to the point O are L, the lengths from the point b and the point b to the point O are L, L is more than D/2 is more than L, and the distance between the first long side and the second long side is W, D is more than W;

The power equipment is fixed on the bus bar (110) through the fixing mechanism (120) and is electrically connected with an external power grid through the bus bar (110).

2. The power control device according to claim 1, wherein,

The line segment ac is parallel to the line segment a 'c';

the connection line between the point c and the point b and the connection line between the point c 'and the point b' can be at least one combination line of a straight line and an arc line.

3. The power control device according to claim 1, characterized by further comprising:

and the power equipment is electrically connected with the bus bar assembly (100) through the switching mechanism (200).

4. The power control device according to claim 3, wherein,

The switching mechanism (200) comprises at least two electric connecting pieces (230) corresponding to at least two bus bar assemblies (100) respectively, the switching mechanism (200) is fixed on the bus bar assemblies (100), and each electric connecting piece is in contact connection with one bus bar assembly (100) respectively.

5. The power control device according to claim 4, wherein,

The switching mechanism (200) comprises a box body (210) and a box cover (220), and the box cover (220) is buckled on the box body (210);

At least two parallel grooves (211) are arranged in the box body (210), an electric connection hole (2111) is arranged in each groove (211), and each electric connection hole (2111) corresponds to one bus bar (110) respectively.

6. The power control device according to claim 5, wherein,

The electric connecting piece (230) is provided with a bolt hole (2321), and the screw (1212) penetrates through the bolt hole (2321) to fix the switching mechanism (200) on the bus bar (110) through a nut (122).

7. The power control device according to claim 6, wherein,

The electric connector (230) is a strip-shaped plate-shaped member, a protrusion (232) is arranged on one surface of the plate-shaped member, the protrusion (232) is matched with the electric connection hole (2111), and the bolt hole (2321) is arranged on the protrusion (232).

8. The power control device according to claim 7, wherein,

The surface of the box cover (220) which is far away from the box body (210) is provided with a connecting mechanism (221), and the electric equipment is fixedly connected through the connecting mechanism (221).

9. The power control device according to claim 8, wherein,

The connecting mechanism (221) is a fixing hole or a hanging component arranged on the box cover.

10. The power control device according to claim 8, wherein,

The hanging component comprises a sliding rail (2211) connected with the box cover (220), a sliding plate (2212) which can be connected in a sliding way is arranged on the sliding rail (2211), and a hanging structure is arranged on the sliding plate (2212).