Multifunctional distribution board for power transmission and distribution line
阅读说明:本技术 一种输配电线路用多功能配电盘 (Multifunctional distribution board for power transmission and distribution line ) 是由 朱丰 于 2021-10-20 设计创作,主要内容包括:本发明提供了一种输配电线路用多功能配电盘,属于配电盘技术领域,包括工作箱、移动部、接触组件、断路组件、止回部、遮挡部以及第三弹性件,所述工作箱一侧开设有开孔,所述移动部设置在所述工作箱内部,并能够沿垂直于所述开孔的方向移动,所述遮挡部活动设置在所述开孔内部,并通过所述第三弹性件与所述工作箱内壁相连,所述断路组件设置在所述工作箱外侧,所述接触组件通过弹性支撑部活动安装在所述移动部一侧,所述弹性支撑部用于实现所述移动部与所述接触组件之间的缓冲。本发明实施例相较于现有技术,能够实现接触组件与断路组件之间的紧密连接,以消除安全隐患,具有结构简单以及防松效果好的优点。(The invention provides a multifunctional distribution board for a power transmission and distribution line, which belongs to the technical field of distribution boards and comprises a working box, a moving part, a contact assembly, a circuit breaking assembly, a non-return part, a shielding part and a third elastic piece, wherein one side of the working box is provided with a hole, the moving part is arranged in the working box and can move along the direction vertical to the hole, the shielding part is movably arranged in the hole and is connected with the inner wall of the working box through the third elastic piece, the circuit breaking assembly is arranged on the outer side of the working box, the contact assembly is movably arranged on one side of the moving part through an elastic supporting part, and the elastic supporting part is used for realizing the buffer between the moving part and the contact assembly. Compared with the prior art, the embodiment of the invention can realize the tight connection between the contact assembly and the circuit breaking assembly so as to eliminate potential safety hazards, and has the advantages of simple structure and good anti-loosening effect.)
1. A multifunctional distribution board for power transmission and distribution lines is characterized by comprising a working box, a moving part, a contact assembly, a circuit breaking assembly, a non-return part, a shielding part and a third elastic piece,
one side of the working box is provided with an opening, the moving part is arranged in the working box and can move along the direction vertical to the opening,
the shielding part is movably arranged in the opening and is connected with the inner wall of the working box through the third elastic piece,
the circuit breaking assembly is arranged outside the work box, the contact assembly is movably arranged on one side of the moving part through an elastic supporting part, the elastic supporting part is used for realizing the buffer between the moving part and the contact assembly,
the non return portion is installed removal portion one side, when removal portion removed to the trompil direction, non return portion can order about the shielding portion and remove from the inside of trompil, and the contact assembly removes to the work box outside and is connected with the subassembly that opens circuit from the trompil, and when removal portion removed to keeping away from the trompil direction, the third elastic component can order about the shielding portion and remove to inside the trompil to shelter from the trompil.
2. The multifunctional distribution board for electric lines of claim 1, wherein the elastic support portion comprises a positioning rod, a guide cylinder and a first elastic member,
the locating lever is fixedly arranged on one side, facing the hole, of the moving part, the guide cylinder is matched with the locating lever in a telescopic mode and is far away from one end of the moving part, the first elastic piece is arranged inside the guide cylinder, one end of the first elastic piece is connected with the inner wall of the guide cylinder, the other end of the first elastic piece is connected with the locating lever, and the contact assembly is arranged at one end, far away from the locating lever, of the guide cylinder.
3. The multifunctional distribution board for electric lines of claim 1, wherein the blocking portion has a second inclined surface formed at a position facing an edge of the inside of the working box,
the non-return portion comprises a positioning column and a non-return plate, one end of the positioning column is located on one side of the hole, the other end of the positioning column is provided with a first inclined plane, the non-return plate is hinged to the first inclined plane, and the non-return plate is connected with the first inclined plane through a second elastic piece.
4. The multifunctional distribution board for the power transmission and distribution lines according to claim 1, wherein an inclined plate is further disposed at an edge of one side of the shielding portion facing the inside of the working box, the non-return portion comprises an insert rod, the insert rod penetrates through the moving portion and is in rotating fit with the moving portion, a protrusion is fixedly disposed on a side wall of the insert rod, and a clamping groove matched with the protrusion is formed in a side wall of the shielding portion.
5. The electrical distribution panel of claim 3, wherein the positioning posts are in a vertical plane with the contact assemblies, and wherein the positioning posts have a width greater than a width of the contact assemblies.
6. The multifunctional distribution board for power transmission and distribution lines of claim 3, wherein a pulling member is inserted into the positioning post, one end of the pulling member extends from the first inclined surface to the outside and is connected to the check plate, and the other end of the pulling member passes through the moving portion and is connected to a pull ring.
7. The multifunctional distribution board for the power transmission and distribution lines of claim 1, wherein two sets of cavities are formed in the inner wall of the opening, the cavities are distributed oppositely, two sets of the shielding portions are arranged, and one ends of the two sets of the shielding portions extend into the corresponding cavities and are connected with the inner walls of the cavities through the third elastic members.
8. The multifunctional distribution board for electric lines of claim 1, wherein the contact assembly comprises a load side contact terminal and a power side contact terminal,
the disconnection unit includes a load-side disconnection portion located on the same straight line as the load-side contact terminal and a power-side disconnection portion located on the same straight line as the power-side contact terminal.
Technical Field
The invention belongs to the technical field of distribution boards, and particularly relates to a multifunctional distribution board for a power transmission and distribution line.
Background
In a conventional distribution board, a movable mechanism is moved in a depth direction of the distribution board between an operating position and an open position, and connections between a power supply side disconnecting portion, a load side disconnecting portion, and the movable mechanism are disconnected or closed.
In the prior art, when the power supply side circuit breaking part, the load side circuit breaking part and the movable mechanism are in a closed state, the movable mechanism is influenced by external vibration, and the movable mechanism easily drives the corresponding contact terminals to move, so that the power supply side circuit breaking part, the load side circuit breaking part and the corresponding contact terminals are loosened, poor contact is caused, and potential safety hazards such as fire are easily caused.
Disclosure of Invention
In view of the above-mentioned deficiencies of the prior art, an embodiment of the present invention provides a multifunctional switchboard for power transmission and distribution lines.
In order to solve the technical problems, the invention provides the following technical scheme:
a multifunctional distribution board for power transmission and distribution lines comprises a working box, a moving part, a contact assembly, a circuit breaking assembly, a non-return part, a shielding part and a third elastic piece,
one side of the working box is provided with an opening, the moving part is arranged in the working box and can move along the direction vertical to the opening,
the shielding part is movably arranged in the opening and is connected with the inner wall of the working box through the third elastic piece,
the circuit breaking assembly is arranged outside the work box, the contact assembly is movably arranged on one side of the moving part through an elastic supporting part, the elastic supporting part is used for realizing the buffer between the moving part and the contact assembly,
the non return portion is installed removal portion one side, when removal portion removed to the trompil direction, non return portion can order about the shielding portion and remove from the inside of trompil, and the contact assembly removes to the work box outside and is connected with the subassembly that opens circuit from the trompil, and when removal portion removed to keeping away from the trompil direction, the third elastic component can order about the shielding portion and remove to inside the trompil to shelter from the trompil.
As a further improvement of the invention: the elastic supporting part comprises a positioning rod, a guide cylinder and a first elastic piece,
the locating lever is fixedly arranged on one side, facing the hole, of the moving part, the guide cylinder is matched with the locating lever in a telescopic mode and is far away from one end of the moving part, the first elastic piece is arranged inside the guide cylinder, one end of the first elastic piece is connected with the inner wall of the guide cylinder, the other end of the first elastic piece is connected with the locating lever, and the contact assembly is arranged at one end, far away from the locating lever, of the guide cylinder.
As a further improvement of the invention: a second inclined plane is arranged at the edge of one side of the shielding part facing the inside of the working box,
the non-return portion comprises a positioning column and a non-return plate, one end of the positioning column is located on one side of the hole, the other end of the positioning column is provided with a first inclined plane, the non-return plate is hinged to the first inclined plane, and the non-return plate is connected with the first inclined plane through a second elastic piece.
As a further improvement of the invention: the occlusion part orientation one side edge position of work box inside still is provided with the swash plate, non return portion includes the inserted bar, the inserted bar runs through the removal portion and with removal portion normal running fit, the fixed arch that is provided with of inserted bar lateral wall, the occlusion part lateral wall seted up with the draw-in groove of protruding looks adaptation.
As a still further improvement of the invention: the positioning column and the contact assembly are located in the same vertical plane, and the width of the positioning column is larger than that of the contact assembly.
As a still further improvement of the invention: the positioning column is internally provided with a pulling piece in a penetrating mode, one end of the pulling piece extends to the outside from the first inclined plane and is connected with the check plate, and the other end of the pulling piece penetrates through the moving portion and is connected with a pull ring.
As a still further improvement of the invention: two sets of cavities that distribute relatively are seted up to the trompil inner wall, the shielding part is provided with two sets ofly, and two sets of shielding part one end extends to corresponding the cavity is inside and passes through the third elastic component links to each other with the cavity inner wall.
As a still further improvement of the invention: the contact assembly includes a load side contact terminal and a power supply side contact terminal,
the disconnection unit includes a load-side disconnection portion located on the same straight line as the load-side contact terminal and a power-side disconnection portion located on the same straight line as the power-side contact terminal.
Compared with the prior art, the invention has the beneficial effects that:
in the embodiment of the invention, the elastic supporting part is arranged, so that the buffer between the contact component and the moving part can be realized, the disconnection between the contact component and the circuit-breaking component caused by the shaking of the moving part in the working box can be prevented when the working box is vibrated, and the connection firmness between the contact component and the circuit-breaking component is further ensured.
Drawings
FIG. 1 is a schematic diagram of a multi-functional switchboard for power transmission and distribution lines;
FIG. 2 is a schematic view of a non-return portion of a multifunctional switchboard for power transmission and distribution lines;
FIG. 3 is a schematic view of a structure of a shielding portion of a multifunctional switchboard for power transmission and distribution lines;
FIG. 4 is an enlarged view of area A of FIG. 1;
in the figure: 1-moving part, 11-guide roller, 2-work box, 21-hole, 22-cavity, 3-elastic support part, 31-positioning rod, 32-guide cylinder, 33-first elastic piece, 4-load side contact terminal, 5-power side contact terminal, 6-non-return part, 61-pull ring, 62-pull piece, 63-positioning column, 64-first inclined plane, 65-second elastic piece, 66-non-return plate, 7-load side circuit breaking part, 8-power side circuit breaking part, 9-shielding part, 91-second inclined plane and 92-third elastic piece.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1, the present embodiment provides a multifunctional switchboard for power transmission and distribution lines, including a work box 2, a moving portion 1, a contact assembly, a circuit breaking assembly, a non-return portion 6, a shielding portion 9 and a third elastic member 92, wherein one side of the work box 2 is provided with an opening 21, the moving portion 1 is disposed inside the work box 2 and can move in a direction perpendicular to the opening 21, the shielding portion 9 is movably disposed inside the opening 21 and is connected to an inner wall of the work box 2 through the third elastic member 92, the circuit breaking assembly is disposed outside the work box 2, the contact assembly is movably mounted on one side of the moving portion 1 through an elastic support portion 3, the elastic support portion 3 is used for buffering between the moving portion 1 and the contact assembly, the non-return portion 6 is mounted on one side of the moving portion 1, when the moving portion 1 moves towards the opening 21, the non-return portion 6 can drive the shielding portion 9 to be removed from the inside of the opening 21, the contact assembly moves from the opening 21 to the outside of the working box 2 and is connected to the circuit breaking assembly, and when the moving portion 1 moves away from the opening 21, the third elastic member 92 can drive the shielding portion 9 to move to the inside of the opening 21 so as to shield the opening 21.
When maintenance is needed, the moving part 1 can be pulled in the direction away from the open hole 21, the moving part 1 can drive the contact component and the check part 6 to move into the working box 2 along with the moving part 1, the contact component is separated from the circuit breaking component, and the third elastic piece 92 drives the shielding part 9 to move into the open hole 21, so that the open hole 21 is shielded; after the maintenance is finished, the moving part 1 can be pushed towards the direction of the open hole 21, the moving part 1 drives the check part 6 and the contact assembly to move towards the direction of the open hole 21, and when the check part 6 moves into the open hole 21, the blocking part 9 can be driven to move into the open hole 21 so as to be conveniently removed, so that the contact assembly smoothly passes through the open hole 21 and extends to the outside of the working box 2 to be connected with the circuit breaking assembly; through the setting of elastic support portion 3, can realize the buffering between contact assembly and the removal portion 1 for when work box 2 suffered vibrations, can prevent to lead to contact assembly and the disconnection of the subassembly that opens circuit because of removal portion 1 rocks in work box 2 is inside, and then guarantee contact assembly and the fastness of being connected between the subassembly that opens circuit, have locking effect.
Referring to fig. 1, in an embodiment, the elastic support portion 3 includes a positioning rod 31, a guide cylinder 32 and a first elastic member 33, the positioning rod 31 is fixedly disposed on one side of the moving portion 1 facing the opening 21, the guide cylinder 32 is telescopically engaged with one end of the positioning rod 31 away from the moving portion 1, the first elastic member 33 is disposed inside the guide cylinder 32, one end of the first elastic member 33 is connected to an inner wall of the guide cylinder 32, the other end is connected to the positioning rod 31, and the contact assembly is disposed at one end of the guide cylinder 32 away from the positioning rod 31.
When the moving part 1 moves towards the direction of the opening 21, the positioning rod 31, the guide cylinder 32, the first elastic piece 33 and the contact component can be driven to move synchronously, after the contact component is connected with the circuit breaking component, the first elastic piece 33 is used for buffering between the guide cylinder 32 and the positioning rod 31, and then buffering between the moving part 1 and the contact component is realized, so that the moving part 1 is prevented from being vibrated to drive the contact component to be separated from the circuit breaking component, and the connection firmness between the contact component and the circuit breaking component is ensured.
In another embodiment, the elastic support 3 may further include a rubber pad fixedly disposed on a side of the moving part 1 facing the opening 21, and the contact assembly is disposed on a side of the rubber pad away from the moving part 1.
The arrangement of the rubber pad can also realize the buffer between the moving part 1 and the contact component.
Referring to fig. 1, 2 and 3, in an embodiment, a second inclined surface 91 is formed at an edge of one side of the shielding portion 9 facing the inside of the working box 2, the check portion 6 includes a positioning column 63 and a check plate 66, one end of the positioning column 63 is connected to one side of the moving portion 1 facing the opening 21, the other end of the positioning column 63 is provided with a first inclined surface 64, the check plate 66 is hinged to the first inclined surface 64, and the check plate 66 is connected to the first inclined surface 64 through a second elastic element 65.
Due to the existence of the first inclined surface 64, one end of the positioning column 63 far away from the moving part 1 is in a wedge-shaped structure, when the moving part 1 moves towards the opening 21, one end of the positioning post 63 far away from the moving part 1 can be inserted into the second inclined plane 91, thereby driving the shielding part 9 to move along the inside of the opening 21 to open the opening 21, and after the opening 21 is opened, the contact assembly can be passed through the opening 21 and moved outside the working chamber 2 to connect with the breaking assembly, after one end of the positioning post 63 far from the moving part 1 completely passes over the shielding part 9, the check plate 66 rotates in a direction far from the first inclined surface 64 under the action of the second elastic member 65, so that the check plate 66 is attached to one side of the shielding part 9 far from the moving part 1, when the moving part 1 is subjected to vibration, through the limiting action between the check plate 66 and the shielding part 9, thereby preventing the moving part 1 from shaking and further preventing the contact member and the disconnecting member from being separated from each other.
When the positioning column 63 drives the shielding portion 9 to move to open the opening 21, in order to ensure that the moving distance of the shielding portion 9 is enough to facilitate the contact assembly to smoothly pass through the opening 21, the positioning column 63 and the contact assembly are located in the same vertical plane, and the width of the positioning column 63 is greater than that of the contact assembly.
In another embodiment, an inclined plate (not shown in the figure) is further disposed at an edge of one side of the shielding portion 9 facing the inside of the working box 2, the non-return portion 6 may further include an insert rod, the insert rod penetrates through the moving portion 1 and is in rotating fit with the moving portion 1, a protrusion is fixedly disposed on a side wall of the insert rod, and a clamping groove matched with the protrusion is formed in a side wall of the shielding portion 9.
When the removal portion 1 removed to trompil 21 direction, the inserted bar can act on the swash plate, and then order about shielding part 9 and remove along trompil 21 is inside, in order to realize opening of trompil 21, after contact assembly passed trompil 21 and was connected with the subassembly that opens circuit, rotatable inserted bar, the inserted bar can drive protruding the rotation, make protruding rotation to the draw-in groove inside, and then realize the spacing of inserted bar and removal portion 1, and then prevent removal portion 1 and rock, further avoid the separation between contact assembly and the subassembly that opens circuit.
Referring to fig. 2 and 4, in an embodiment, a pulling member 62 is disposed inside the positioning column 63, one end of the pulling member 62 extends from the first inclined surface 64 to the outside and is connected to the check plate 66, and the other end of the pulling member 62 passes through the moving part 1 and is connected to a pull ring 61.
When maintenance is needed, the pull ring 61 can be pulled, the pull ring 61 drives the pull piece 62 to move, so as to drive the check plate 66 to rotate and to be attached to the first inclined surface 64, so that the check plate 66 is removed to one side of the shielding portion 9, at the moment, the moving portion 1 can be pulled, the moving portion 1 can drive the positioning column 63 and the contact assembly to move, and the contact assembly is separated from the circuit breaking assembly.
In the above embodiments, the pulling element 62 is a rope or a flexible metal body, such as a steel wire or an aluminum wire.
Referring to fig. 1, in an embodiment, two sets of cavities 22 are formed in the inner wall of the opening 21, the two sets of shielding portions 9 are disposed, one end of each of the two sets of shielding portions 9 extends into the corresponding cavity 22 and is connected to the inner wall of the cavity 22 through the third elastic member 92, and the two sets of shielding portions 9 can slide along the corresponding cavity 22 through the arrangement of the cavity 22, so as to completely shield the opening 21.
In an embodiment, the first elastic element 33, the second elastic element 65 and the third elastic element 92 may be springs or metal elastic sheets, which is not limited herein, and the shielding portion 9 may be a solid plate structure or a hollow plate structure.
Referring to fig. 1, in an embodiment, the moving portion 1 is a plate body with an L-shaped or U-shaped structure, a plurality of guide rollers 11 are disposed on an outer wall of the moving portion 1, and the guide rollers 11 are attached to an inner wall of the working box 2, so that the moving portion 1 is kept stable during moving.
Referring to fig. 1, in one embodiment, the contact assembly includes a load-side contact terminal 4 and a power-side contact terminal 5, and the disconnection assembly includes a load-side disconnection portion 7 located on the same straight line as the load-side contact terminal 4 and a power-side disconnection portion 8 located on the same straight line as the power-side contact terminal 5.
Of course, the contact assembly and the circuit breaking assembly are not limited to the above-mentioned structure, and in practical applications, other structures having a matching connection relationship with each other, such as a plug and a socket, may be adopted.
In the embodiment of the invention, the elastic supporting part 3 is arranged to realize the buffering between the contact component and the moving part 1, so that when the working box 2 is vibrated, the contact component and the circuit-breaking component can be prevented from being disconnected due to the shaking of the moving part 1 in the working box 2, and the firmness of the connection between the contact component and the circuit-breaking component is further ensured.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
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