Open type intelligent low voltage reactive power control component structure

Abstract

The present invention discloses an open type intelligent low voltage reactive power control component structure, which includes: a frame, which includes a first support frame, a second support frame matching the first support frame, and a connecting frame arranged between the first support frame and the second support frame, wherein the first support frame is used to install a first electronic component group thereon, and a containing space is formed between the first support frame, the second support frame and the connecting frame; a conductive member is arranged in the containing space, wherein the electronic components in the first electronic component group are connected to the conductive member to form an electrical connection between the electronic components. The problem of difficult installation and low efficiency is solved by arranging the frame and the conductive member.

Description

Technical Field

[0001] The invention relates to the electrical field, and in particular to an open intelligent low-voltage reactive power control component structure. Background Art

[0002] The circuit of existing low-voltage reactive component products is generally assembled in a structural shell by one or several groups of low-voltage power capacitors, one or several low-voltage power reactors, one or several low-voltage zero-switching composite switches and a switch with current protection function. Low-voltage power capacitors are leading reactive sources, which are connected to the power grid to compensate for lagging reactive sources in the power grid; low-voltage power reactors are connected in series with low-voltage power capacitor groups to suppress high-order harmonics in the power grid and protect low-voltage power capacitors; low-voltage zero-switching composite switches have the characteristics of closing the low-voltage power capacitor when the voltage passes through zero and opening the low-voltage power capacitor when the current passes through zero, so as to reduce the damaging impact on the power grid, low-voltage power capacitors, low-voltage power reactors and the switch itself during the process of putting in and withdrawing low-voltage power capacitors; switches with current protection functions are used to cut off the circuit when current faults such as short circuits occur at the ends of low-voltage power capacitors, low-voltage power reactors and low-voltage zero-switching composite switches, so as to avoid the expansion of faults. However, the existing low-voltage reactive power control component products are not open enough, and there are problems such as difficulty in installing the internal components of the product and low efficiency. Summary of the invention

[0003] The present invention mainly provides an open intelligent low-voltage reactive power control component structure, aiming to solve the problems of difficult and inefficient installation of current low-voltage reactive power components.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is: to provide an open type intelligent low-voltage reactive control component structure, including: a frame body, which includes a first support frame, a second support frame matching the first support frame and a connecting frame arranged between the first support frame and the second support frame, wherein the first support frame is used to install a first electronic component group thereon, and a accommodating space is formed between the first support frame, the second support frame and the connecting frame; a conductive member is arranged in the accommodating space, wherein the electronic components in the first electronic component group are connected to the conductive member to form an electrical connection between the electronic components.

[0005] The beneficial effect of the present invention is that the problems of difficult installation and low efficiency are solved by arranging the frame and the conductive member. BRIEF DESCRIPTION OF THE DRAWINGS

[0006] Figure 1 It is a schematic diagram of the exploded frame of the first embodiment of the open intelligent low-voltage reactive power control assembly structure of the present invention;

[0007] Figure 2It is a schematic diagram of the frame assembly of the first embodiment of the open type intelligent low voltage reactive power control component structure of the present invention;

[0008] Figure 3 It is a structural schematic diagram of a connecting frame of a first embodiment of an open type intelligent low-voltage reactive power control component structure of the present invention;

[0009] Figure 4 It is an overall assembly diagram of the first embodiment of the open intelligent low-voltage reactive power control component structure of the present invention;

[0010] Figure 5 It is a schematic diagram of the frame assembly of the second embodiment of the open type intelligent low voltage reactive power control component structure of the present invention;

[0011] Figure 6 It is an overall assembly diagram of a second embodiment of the open type intelligent low voltage reactive power control component structure of the present invention;

[0012] Figure 7 It is a schematic diagram of the frame assembly of the third embodiment of the open type intelligent low voltage reactive power control component structure of the present invention;

[0013] Figure 8 It is an installation diagram of the third embodiment of the open type intelligent low voltage reactive power control component structure of the present invention. DETAILED DESCRIPTION

[0014] See also Figure 1 , is a schematic diagram of the exploded frame of the first embodiment of the open intelligent low-voltage reactive power control component structure of the present invention; Figure 2 It is a schematic diagram of the frame assembly of the first embodiment of the open type intelligent low voltage reactive power control component structure of the present invention; Figure 3 It is a structural schematic diagram of a connecting frame of a first embodiment of an open type intelligent low-voltage reactive power control component structure of the present invention.

[0015] like Figure 1-3 The structure of the open intelligent low-voltage reactive power control component includes: a frame, which includes a first support frame 11, a second support frame 12 matched with the first support frame 11, and a connecting frame 13 arranged between the first support frame 11 and the second support frame 12, wherein the first support frame 11 is used to install a first electronic component group thereon, and a containing space is formed between the first support frame 11, the second support frame 12 and the connecting frame 13; a conductive member 14 is arranged in the containing space, wherein the electronic components in the first electronic component group are connected to the conductive member 14 to form an electrical connection between the electronic components. The length of the conductive member 14 is greater than the height of the frame, and the conductive member 14 can be a copper busbar or other structures capable of conducting electricity.

[0016] The first support frame 11 includes a first part 111 and a second part 112, and the second support frame 12 includes a first part 121 and a second part 122. The first part 111 of the first support frame 11 and the first part 121 of the second support frame 12 are detachably connected together to serve as the top surface of the frame, and the second part 112 of the first support frame 11 and the second part 122 of the second support frame 12 serve as two opposite sides of the frame, respectively. The first support frame 11 also includes a third part 113, and the second part 112 is arranged between the third part 113 and the first part 111, so that the first support frame 11 forms a whole; the third part 113 of the first support frame 11 extends from the other end of the second part 112 relative to the first part 111 in the opposite direction to the first part 111, so as to serve as the first bearing part of the frame, thereby bearing the first electronic component group.

[0017] The connecting frame 13 includes a first vertical portion 131 and a second vertical portion 132 which are parallel to each other, and a connecting portion 133 arranged between the first vertical portion 131 and the second vertical portion 132, wherein the first vertical portion 131 and the second vertical portion 132 of the connecting frame 13 are respectively used as the other two opposite sides of the frame body, and the connecting portion 133 of the connecting frame 13 is used as the bottom surface of the frame body. The middle position of the bottom of the connecting frame 13 is higher than the two sides, and a trapezoidal structure 134 is used for transition, so as to make room for the conductive member 14, so as to facilitate the connection of the wire with the elliptical connecting hole 144 of the conductive member 14. The first part 111 and the second part 112 of the first support frame 11 and the first part 121 and the second part 122 of the second support frame 12 cooperate with the first vertical portion 131, the second vertical portion 132 and the connecting portion 133 of the connecting frame 13 to form an accommodating space. Eight protrusions 141 extend from the edges of the first vertical portion 131 and the second vertical portion 132 of the connecting frame 13, respectively. Eight grooves 142 matching with the protrusions 141 are respectively provided on the second portion 112 of the first support frame 11 and the second portion 122 of the second support frame 12, so that the connecting frame 13 and the first support frame 11 and the second support frame 12 are clamped together, which is convenient for assembly and disassembly.

[0018] The first support frame 11 includes a plurality of first fixing portions 114, which can be respectively arranged on the second portion 112 and the third portion 113 of the first support frame 11 according to actual needs, so as to detachably install the first electronic component group. Specifically, in the present embodiment, the first fixing portion 114 can be a plurality of screw holes, which can be used to install and fix each electronic component on the first support frame 11 through bolts, wherein some electronic components can be fixedly arranged on the second portion 112 of the first support frame 11 by the first fixing portion 114 arranged on the second portion 112 of the first support frame 11, and some electronic components can be fixedly arranged on the third portion 113 by the first fixing portion 114 arranged on the third portion 113 of the first support frame 11, and how to fix can be flexibly adjusted according to actual needs. The first fixing portion 114 is provided with holes at different positions for each electronic component, which can realize independent installation and disassembly, and is convenient for inspection and replacement of electronic components.

[0019] An upper mounting hole 16a is provided on the top surface of the frame, and a lower mounting hole 16b is provided on the connecting portion 133 of the connecting frame 13, and the conductive member 14 can pass through the upper mounting hole 16a and the lower mounting hole 16b; the upper mounting hole 16a and the lower mounting hole 16b have a basin-shaped insulating portion 16c of corresponding size, so that the conductive member 14 is insulated from the upper mounting hole 16a and the lower mounting hole 16b, and further electrically insulated from the first support frame 11 and the second support frame 12. The width of the upper mounting hole 16a and the lower mounting hole 16b is greater than that of the conductive member 14, and the thickness thereof is at least twice that of the conductive member 14, so that the second conductive member can pass through the frame and be fixedly installed in the frame at the same time as the conductive member 14.

[0020] The second part 12 of the first support frame 11 is provided with a group of fixing holes 17a, the upper end of the conductive member 14 is provided with a group of fixing holes 17b, and the second part 122 of the second support frame 12 is provided with a group of fixing holes 17c. After the entire frame is installed, the fixing member can pass through the fixing holes 17a, 17b, and 17c to fix the conductive member 14 in the accommodating space. In this embodiment, the fixing member is a bolt. The edges of the fixing holes 17a and 17c are provided with a basin-shaped insulating member 17d ( Figure 4 The conductive member 14 further includes an upper stopper 143a and a lower stopper 143b, which are cylindrical protrusions integrally formed with the conductive member 14, and the protrusion lengths are both greater than half of the thickness of the upper mounting hole 16a and the lower mounting hole 16b of the conductive member 14, so as to prevent the conductive member 14 from completely extending out of the frame when moving up and down.

[0021] A wiring port 18a is provided on the second portion 112 of the first support frame 11, for inserting the wires of the electronic components of the first electronic component group into the frame body so as to electrically connect the electronic components to the conductive member 14; the wiring port 18a is a port preset on the frame body, and there is also a pre-set internal wire connected to the wiring port 18a in the accommodating space. After the wire of the electronic component is connected to the wiring port 18a, the internal wire connected to the wiring port 18a is connected to the conductive member 14 to realize the electrical connection between the electronic component and the conductive member 14.

[0022] A pair of handles 19 are also provided on the top surface of the frame. The handles 19 are provided with protrusions 19a. Grooves 19b corresponding to the protrusions 19a are provided at corresponding positions of the second portion 112 of the first support frame 11 and the second portion 122 of the second support frame 12, so that the handles 19 can be engaged with the frame. Hanging holes 19c are also provided on the handles 19, which are used to hang the frame through the hanging holes 19c of the handles 19 when transporting.

[0023] The second part 112 of the first support frame 11 is also provided with a group of material-saving heat dissipation holes 20a, which occupy more than 30% of the area of ​​the second part 112, saving material costs while achieving the purpose of heat dissipation. A group of frame fixing holes 21a are also provided, which are used to fix the entire frame to the ground or other surfaces. The top surface of the frame is also reserved for online and external indicator light connector sockets 22. The third part 113 of the first support frame 11 is also provided with a dividing groove 28a for dividing the area.

[0024] See also Figure 4 , is an overall assembly diagram of the first embodiment of the open intelligent low-voltage reactive power control component structure of the present invention. In this embodiment, the first electronic component group includes a low-voltage power capacitor group 23a, a low-voltage composite switch 24a, a low-voltage protection switch 25a, and a low-voltage power reactor 26a. Among them, after the low-voltage power capacitor group 23a, the low-voltage composite switch 24a, and the low-voltage power reactor 26a are connected, they are connected to the low-voltage protection switch 25a, and the low-voltage protection switch 25a is then connected to the conductive member 14 to achieve electrical connection between the low-voltage power capacitor group 23a, the low-voltage composite switch 24a, the low-voltage protection switch 25a, the low-voltage power reactor 26a and the conductive member 14. There are low-voltage relays or power electronic switch appliances and circuit boards in the low-voltage composite switch 24a, and the low-voltage protection switch 25a is a small low-voltage circuit breaker or a small low-voltage fuse. Each electronic component is provided with a nameplate 27a, which is convenient for displaying the relevant parameters of each electronic component.

[0025] See also Figure 5, is a schematic diagram of the frame assembly of the second embodiment of the open type intelligent low voltage reactive power control component structure of the present invention. The difference from the first embodiment is that the second support frame 12 also includes a third part 123, and the second part 122 of the second support frame 12 is arranged between the third part 123 and the first part 121, so that the second support frame 12 forms a whole; the third part 123 extends from the other end of the second part 122 relative to the first part 121 in the opposite direction to the first part 121, so as to serve as the second bearing part of the frame, thereby bearing the second electronic component group.

[0026] The second support frame 12 includes a second fixing portion 124, which is arranged on the second part 122 and the third part 123 of the second support frame 12, so as to detachably install the second electronic component group. The second fixing portion 124 is a plurality of screw holes, and each electronic component can be installed and fixed on the second support frame 12 by bolting, wherein some electronic components are fixedly arranged on the second part 122 of the second support frame 12, and some electronic components are fixedly arranged on the third part 123, and how to fix them can be flexibly adjusted according to actual needs. The second fixing portion 124 is provided with holes at different positions for each electronic component, which can realize independent installation and disassembly, and is convenient for repairing and replacing electronic components.

[0027] A wiring port 18b is provided on the second portion 122 of the second support frame 12, for inserting the wires of the electronic components of the first electronic component group into the frame to electrically connect the electronic components to the conductive member 14; the wire connecting portion 14 is a port preset on the frame, and there is also a pre-set internal wire connected to the wiring port 18b in the accommodating space. After the wire of the electronic component is connected to the wiring port 18b, the internal wire connected to the wiring port 18b is connected to the conductive member 14 to achieve electrical connection between the electronic component and the conductive member 14.

[0028] The second portion 122 of the second support frame 12 is also provided with a group of material-saving heat dissipation holes 20b, which occupy more than 30% of the area of ​​the second portion 122, saving material costs while achieving the purpose of heat dissipation. A group of frame fixing holes 21b are also provided, which are used to fix the entire frame on the ground or surface. The third portion 123 of the second support frame 12 is also provided with a dividing groove 28b, which is used to divide the area.

[0029] See also Figure 6, is an overall assembly diagram of the second embodiment of the open intelligent low-voltage reactive power control component structure of the present invention. In this embodiment, the second electronic component group includes a low-voltage power capacitor group 23b, a low-voltage composite switch 24b, a low-voltage protection switch 25b, and a low-voltage power reactor 26b. Among them, after the low-voltage power capacitor group 23b, the low-voltage composite switch 24b, and the low-voltage power reactor 26b are connected, they are connected to the low-voltage protection switch 25b, and the low-voltage protection switch 25b is then connected to the conductive member 14 to achieve the electrical connection between the low-voltage power capacitor group 23b, the low-voltage composite switch 24b, the low-voltage protection switch 25b, the low-voltage power reactor 26b and the conductive member 14. There are low-voltage relays or power electronic switch electrical appliances and circuit boards in the low-voltage composite switch 24b, and the low-voltage protection switch 25b is a small low-voltage circuit breaker or a small low-voltage fuse. Each electronic component is provided with a nameplate 27b, which is convenient for displaying the relevant parameters of each electronic component.

[0030] See also Figure 7 , is a schematic diagram of the frame assembly of the third embodiment of the open intelligent low-voltage reactive power control assembly structure of the present invention. The difference from the second embodiment is that the frame is narrowed in the horizontal direction to accommodate the space requirements caused by the change of the first electronic component group and the second electronic component group. At the same time, the first fixing portion 114 and the second fixing portion ( Figure 7 The arrangement of the screw holes (not shown) is changed accordingly according to the change of the electronic components. The material-saving heat dissipation holes 27a of the first support frame 11 and the material-saving heat dissipation holes ( Figure 7 The layout is also adjusted accordingly.

[0031] See also Figure 8 , is an installation diagram of the third embodiment of the open type intelligent low-voltage reactive power control component structure of the present invention; in this embodiment, the first electronic component group is a low-voltage power capacitor group 23a and 29a, a low-voltage composite switch 24a, and a low-voltage protection switch 25a; the second electronic component group includes a low-voltage power capacitor group 23b and a low-voltage power capacitor group 29b, a low-voltage composite switch ( Figure 8 Not shown), low voltage protection switch ( Figure 8). After the low-voltage power capacitor group 23a in the first electronic component group is connected to the low-voltage power capacitor group 29a and the low-voltage composite switch 24a, they are connected to the low-voltage protection switch 25a, and the low-voltage protection switch 25a is connected to the conductive member 14, so as to realize the electrical connection between the low-voltage power capacitor group 23a and the low-voltage power capacitor group 29a, the low-voltage composite switch 24a, the low-voltage protection switch 25a and the conductive member 14; after the low-voltage power capacitor group 23b in the second electronic component group is connected to the low-voltage power capacitor group 29b and the low-voltage composite switch, they are connected to the low-voltage protection switch, and the low-voltage protection switch is connected to the conductive member 14, so as to realize the electrical connection between the low-voltage power capacitor group 23b and the low-voltage power capacitor group 29b, the low-voltage composite switch, the low-voltage protection switch and the conductive member 14.

[0032] The present invention realizes quick installation, reduced cost, and convenient maintenance and replacement of electronic components by providing a frame and conductive parts, and further standardizes the positions of electronic components and their wiring, so that users can quickly and accurately obtain required parameter information.

[0033] The above description is only an implementation mode of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An open intelligent low-voltage reactive power control component structure, characterized in that: include: A frame body, comprising a first support frame, a second support frame matching the first support frame, and a connecting frame arranged between the first support frame and the second support frame, wherein the first support frame is used to install a first electronic component group thereon, and an accommodating space is formed between the first support frame, the second support frame and the connecting frame; A conductive member is disposed in the accommodating space, wherein the electronic components in the first electronic component group are connected to the conductive member so that the electronic components are electrically connected; Wherein, the first support frame and the second support frame respectively include a first part and a second part, the first part of the first support frame and the first part of the second support frame are detachably connected together to serve as the top surface of the frame body, and the second part of the first support frame and the second part of the second support frame respectively serve as two opposite side surfaces of the frame body; the first support frame also includes a third part, and the second part is arranged between the third part and the first part, so that the first support frame forms a whole; the third part of the first support frame extends from the other end of the second part relative to the first part in the opposite direction to the first part, so as to serve as the first bearing part of the frame body, so as to bear the first electronic component group; The connecting frame includes a first vertical portion and a second vertical portion parallel to each other, and a connecting portion arranged between the first vertical portion and the second vertical portion, wherein the first vertical portion and the second vertical portion of the connecting frame respectively serve as the other two opposite side surfaces of the frame body, and the connecting portion of the connecting frame serves as the bottom surface of the frame body; the first part and the second part of the first supporting frame and the second supporting frame cooperate with the first vertical portion, the second vertical portion and the connecting portion of the connecting frame to form the accommodating space; An upper mounting hole is provided on the top surface of the frame body, a lower mounting hole is provided on the connecting portion of the connecting frame, and the conductive member passes through the upper mounting hole and the lower mounting hole; insulating parts are respectively provided on the upper mounting hole and the lower mounting hole to electrically insulate the conductive member from the upper mounting hole and the lower mounting hole; The second part of the first support frame is provided with a group of second fixing parts, one end of the conductive member includes a group of third fixing parts matching with the second fixing parts, and the second part of the second support frame is provided with a group of fourth fixing parts, so that the fixing member passes through the second fixing parts, the third fixing parts and the fourth fixing parts to fix the conductive member in the accommodating space.

2. The open intelligent low-voltage reactive power control component structure according to claim 1 is characterized in that: The first vertical portion and the second vertical portion of the connecting frame are provided with protrusions on both edges, and the second portion of the first supporting frame and the second portion of the second supporting frame are provided with grooves matching with the protrusions, so that the connecting frame is clamped with the first supporting frame and the second supporting frame.

3. The open intelligent low-voltage reactive power control component structure according to claim 1, characterized in that: The first support frame further includes a first fixing portion, which is arranged on the second part and the third part of the first support frame to detachably install the first electronic component group.

4. The open intelligent low-voltage reactive power control component structure according to claim 1, characterized in that: A wiring portion is provided on the second portion of the first supporting frame for allowing the wires of the electronic components of the first electronic component group to be inserted into the frame.

5. The open intelligent low-voltage reactive power control component structure according to claim 1, characterized in that: The first electronic component group includes some or all of a low-voltage power capacitor group, a low-voltage composite switch, a low-voltage protection switch, and a low-voltage power reactor.

6. The open intelligent low-voltage reactive power control component structure according to claim 1, characterized in that: The second support frame also includes a third part, and the second part is arranged between the third part of the second support frame and the first part so that the second support frame forms a whole; the third part extends from the other end of the second part relative to the first part along the opposite direction of the first part to serve as the second load-bearing part of the frame body, thereby carrying the second electronic component group; the second electronic component group includes several or all of a low-voltage power capacitor group, a low-voltage composite switch, a low-voltage protection switch, and a low-voltage power inductor; the second part of the second support frame is provided with a wiring part for inserting the wires of the electronic components of the second electronic component group into the frame body.

7. The open intelligent low-voltage reactive power control component structure according to claim 6, characterized in that: The third part of the first support frame and the third part of the second support frame are provided with material-saving heat dissipation holes; the first electronic component group and the second electronic component group are provided with nameplates.

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