Relay protection equipment for improving power distribution reliability of power distribution network

Abstract

The invention discloses relay protection equipment for improving the power distribution reliability of a power distribution network, and belongs to the technical field of relay protection equipment. Comprising a relay protection box, a heat dissipation assembly is arranged on the right side face of the relay protection box, a heat dissipation window is arranged on the left side face of the relay protection box, relay switching assemblies are correspondingly arranged on the left side and the right side of the interior of the relay protection box, positioning assemblies are arranged on the relay switching assemblies, and a relay body is installed on the positioning assemblies. Air drainage of the relay protection box can be achieved through the heat dissipation assembly, and a circulating air channel can be formed between the heat dissipation assembly and the heat dissipation window, so that the air exhaust effect in the relay protection box is good, and the use effect of the relay protection box is better. Through the relay switching assembly, the use positions of the front and rear relay main bodies can be switched, so that the convenience is high when the relay main bodies are monitored and maintained, and the overhaul and maintenance efficiency of the relay main bodies is effectively improved.

Description

Technical Field

[0001] The present invention relates to the technical field of relay protection equipment, and in particular to a relay protection equipment for improving the reliability of power distribution in a power distribution network. Background Art

[0002] At present, most distribution network systems are single-sided power supply and radial network. The protection configured is mainly three-stage current protection, namely current quick-break, time-limited current quick-break and time-limited overcurrent protection. It is also possible to configure only two-stage protection, namely current quick-break and time-limited overcurrent protection.

[0003] When the existing relays are in use, a protection box is added to continue to protect them and increase their reliability. However, when multiple groups of relays are installed in the protection box, a lot of heat will be generated inside due to work. If it is not discharged in time, it will easily affect the performance of the relays. At the same time, the operation convenience when maintaining the relays is low, which affects the maintenance efficiency of the relays, thereby reducing the overall reliability of use. Therefore, a relay protection device that improves the distribution reliability of the distribution network is needed to improve the above-mentioned problems. Summary of the invention

[0004] In view of the above-mentioned problems existing in the existing relay protection equipment for improving the reliability of power distribution network, the present invention is proposed.

[0005] Therefore, the purpose of the present invention is to provide a relay protection device for improving the distribution reliability of the distribution network, and its purpose is to solve the technical problem that when multiple groups of relays are installed in a protection box, a lot of heat will be generated inside due to work, which will not be discharged in time, which may easily affect the performance of the relays. At the same time, the operation convenience when maintaining the relays is low, which affects the maintenance efficiency of the relays, thereby reducing the overall reliability of use.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: comprising a relay protection box, a heat dissipation component is arranged on the right side of the relay protection box, a heat dissipation window is arranged on the left side of the relay protection box, relay switching components are arranged on the left and right sides of the relay protection box, a positioning component is arranged on the relay switching component, and a relay body is installed on the positioning component;

[0007] The relay switching assembly includes a receiving bottom plate, a receiving frame is arranged on the upper side of the receiving bottom plate, track wheels are arranged on the front and rear sides of the inner left side wall of the receiving frame respectively, and the two groups of track wheels are connected by a transmission track, a servo motor is arranged on the front upper side of the left side surface of the receiving frame corresponding to the track wheel, a positioning plate is arranged on the upper side of the receiving bottom plate and is located inside the receiving frame symmetrically, a moving cavity is opened on the positioning plate, a first guide rail is arranged on the upper side of the positioning plate, a guide plate is slidably installed on the upper side of the first guide rail, and the guide Positioning cylinders are provided at the four corners of the plate, and a lifting rod is installed on the guide plate through the positioning cylinders. A supporting plate is provided at the lower end of the lifting rod, a transfer column is provided at the middle of the inner side of the supporting plate, a positioning roller is provided on the transfer column and at one end away from the supporting plate, a first loading plate is provided at the upper end of the lifting rod, and second guide rails are provided on the left and right sides of the upper side of the supporting frame respectively, and a second loading plate is slidably installed on the second guide rail, a first connecting seat is provided on the front lower side of the transmission track, and a second connecting seat is provided on the rear upper side of the transmission track.

[0008] As a preferred solution of the relay protection device for improving the distribution reliability of the distribution network described in the present invention, the heat dissipation component includes a heat dissipation box, the interior of the heat dissipation box is provided with heat-conducting fins, the interior of the heat dissipation box is provided with heat-dissipating copper tubes penetrating the heat-conducting fins, the front side of the heat dissipation box is provided with a drainage fan, the heat dissipation box is provided with adapter plates corresponding to the left and right sides, the relay protection box is provided with connecting columns corresponding to the adapter plates, the connecting columns are installed with a clamping mechanism, the clamping mechanism includes a limiting sleeve installed on the connecting column, the upper and lower sides of the limiting sleeve are provided with an adapter seat, the adapter seat is provided with a connecting column, the adapter seat is provided with a positioning card plate through the connecting column, and the adapter seat is provided with a limiting column corresponding to the positioning card plate.

[0009] As a preferred scheme of the relay protection device for improving the distribution reliability of the distribution network as described in the present invention, wherein: the positioning component includes a positioning support plate, and a transfer connecting plate is correspondingly arranged at the front and rear of the lower side of the positioning support plate, and the positioning support plate is correspondingly opened at the front and rear with regulating cavities, and the lower side surface of the positioning support plate and located between the two groups of the regulating cavities are correspondingly arranged with bearing seats, a first regulating screw is arranged between the front bearing seat and the front transfer connecting plate, a second regulating screw is arranged between the rear bearing seat and the rear transfer connecting plate, guide rods are arranged at the lower corners of the front and rear transfer connecting plates, a first limit card plate is installed at the front end of the guide rod, a second limit card plate is installed at the rear end of the guide rod, and a drive motor is installed on the rear transfer connecting plate.

[0010] As a preferred solution of the relay protection device for improving the reliability of power distribution in the power distribution network of the present invention, wherein: a monitoring display is arranged on the front side of the relay protection box, and a mounting groove is arranged on the front side of the relay protection box and on one side of the monitoring display;

[0011] The adapter plate is provided with adapter holes corresponding to the mounting columns, and the heat dissipation box is connected to the relay protection box through the adapter plate and the mounting columns.

[0012] As a preferred solution of the relay protection device for improving the reliability of power distribution in the power distribution network described in the present invention, the inner cavity of the limit sleeve is matched with the connecting column, the inner end of the positioning card plate is set in a bent structure, and a matching positioning card groove is opened on the connecting column corresponding to the inner end bending part of the positioning card plate;

[0013] The movable cavity is arranged in a cavity structure with high sides and low middle, and the positioning roller is connected to the positioning plate through the movable cavity.

[0014] As a preferred solution of the relay protection device for improving the reliability of power distribution network described in the present invention, the first connecting seat is fixedly connected to the guide plate by fixing screws, and the second connecting seat is fixedly connected to the second loading plate by fixing screws.

[0015] As a preferred solution of the relay protection device for improving the reliability of power distribution in the distribution network as described in the present invention, the horizontal height of the first loading plate after operation and regulation is lowered is one third of the height of the supporting frame, and the driving end of the servo motor is correspondingly connected to the wheel axle of the adjacent track wheel.

[0016] As a preferred solution of the relay protection device for improving the distribution reliability of the distribution network described in the present invention, the positioning components are respectively arranged on the upper sides of the first loading plate and the second loading plate, and the positioning support plates in each group of the positioning components are respectively connected to the corresponding first loading plate and the second loading plate through a transfer plate.

[0017] As a preferred solution of the relay protection device for improving the reliability of power distribution in the distribution network as described in the present invention, the first regulating screw is threadedly connected to the first limit clamping plate, the second regulating screw is threadedly connected to the second limit clamping plate, and the first limit clamping plate and the second limit clamping plate are slidably connected to the guide rod.

[0018] As a preferred solution of the relay protection device for improving the distribution reliability of the distribution network as described in the present invention, wherein: the adjacent ends of the first regulating screw and the second regulating screw are connected by a coupling, the relay body is located on the upper side of the positioning support plate and is fixedly connected by the first limit card plate and the second limit card plate, the driving end of the drive motor is fixedly connected to one end of the second regulating screw, and the operation of the drive motor drives the second regulating screw to rotate.

[0019] Beneficial effects of the present invention: 1. In the present invention, a heat dissipation window is provided on one side of the relay protection box, and a heat dissipation component is provided on the other side, so that the flow of air inside the relay protection box can be achieved, so that the inside of the relay protection box can maintain a good operating environment temperature, improve the use effect and safety of the relay body, and by providing multiple groups of installation slots on the relay protection box, the required monitors can be installed, so that the temperature and humidity and picture monitoring effects inside the relay protection box are good. By providing a monitoring display on the relay protection box, the monitoring conditions and monitoring pictures inside the relay protection box can be displayed well, so that the relay protection box can be used to protect the relay body effectively.

[0020] 2. In the present invention, air drainage of the relay protection box can be achieved through the heat dissipation component, and a circulating air duct can be realized between the heat dissipation component and the heat dissipation window, so that the air discharge effect inside the relay protection box is good, and the use effect of the relay protection box is better. The heat dissipation component is provided with heat-conducting fins and heat dissipation copper tubes, which can make the heat dissipation of the inside of the relay protection box more convenient and faster. The installation, transfer and disassembly between the heat dissipation component and the relay protection box can be convenient through the clamping mechanism, so that the heat dissipation component can be better used in dissipating the heat of the relay protection box, thereby improving the protection effect of the relay protection box when using the relay body.

[0021] 3. In the present invention, the use positions of the front and rear relay bodies can be switched through the relay switching assembly, so that the relay body is convenient to monitor and maintain, and the inspection and maintenance efficiency of the relay body is effectively improved. The height of the first loading plate in the relay switching assembly can be adjusted according to the operating position, so that the switching and regulation between the first loading plate and the second loading plate is safe, and the protection of the relay body can be better improved during the switching process, effectively improving the use effect of the relay switching assembly and the safety protection of the relay body. The positioning assembly can realize the rapid clamping, positioning and installation of the relay body, so that the installation and positioning of the relay body is convenient and the removal and removal are convenient, so that the installation and removal operations of the relay body are convenient and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. Among them:

[0023] Figure 1 It is a schematic diagram of the overall main structure of the present invention;

[0024] Figure 2 It is a schematic diagram of the overall rear view structure of the present invention;

[0025] Figure 3 It is a schematic diagram of the enlarged structure of the A part of the present invention;

[0026] Figure 4 It is a schematic diagram of the structure of the heat dissipation assembly of the present invention;

[0027] Figure 5 It is a schematic diagram of the structure of the ferrule mechanism of the present invention;

[0028] Figure 6 It is a partial structural schematic diagram of the ferrule mechanism of the present invention;

[0029] Figure 7 It is a partial structural schematic diagram of the present invention;

[0030] Figure 8 It is a schematic diagram of the structure of the positioning component and the relay switching component of the present invention;

[0031] Fig. 9 It is a schematic diagram of the structure of the relay switching assembly of the present invention;

[0032] Fig.10 It is a partial structural schematic diagram of the relay switching assembly of the present invention;

[0033] Fig.11 This is a schematic diagram of the installation layout structure of the positioning roller of the present invention;

[0034] Fig.12 It is a schematic diagram of the structure of the positioning component of the present invention;

[0035] Fig.13 It is a bottom view structural schematic diagram of the positioning assembly of the present invention. DETAILED DESCRIPTION

[0036] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0037] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0038] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments.

[0039] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention in detail, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0040] Example 1

[0041] Reference Figure 1-13 , which is the first embodiment of the present invention, provides a relay protection device for improving the reliability of power distribution in a power distribution network, the device includes a relay protection box 1, a heat dissipation component 101 is provided on the right side of the relay protection box 1, a heat dissipation window 102 is provided on the left side of the relay protection box 1, and relay switching components 2 are provided on the left and right sides of the interior of the relay protection box 1 respectively, a positioning component 3 is provided on the relay switching component 2, and a relay body 4 is installed on the positioning component 3; by providing the heat dissipation window 102 on one side of the relay protection box 1 and the heat dissipation component 101 on the other side, the flow of air inside the relay protection box 1 can be achieved, so that the inside of the relay protection box 1 maintains a good use environment temperature, and improves the use effect and safety of the relay body 4.

[0042] The front side of the relay protection box 1 is provided with a monitoring display 5, and a mounting groove 501 is provided on the front side of the relay protection box 1 and on one side of the monitoring display 5. Its function is that the required monitors can be installed by providing multiple groups of mounting grooves 501 on the relay protection box 1, so that the temperature and humidity and picture monitoring effects inside the relay protection box 1 are good, and the monitoring display 5 provided on the relay protection box 1 can make the monitoring conditions and monitoring pictures inside the relay protection box 1 display good, so that the relay protection box 1 can protect the relay body 4 effectively.

[0043] In this embodiment, refer to Figure 1-6As shown, the heat dissipation assembly 101 includes a heat dissipation box 103, the interior of the heat dissipation box 103 is provided with a heat conducting fin 104, the interior of the heat dissipation box 103 is provided with a heat dissipation copper tube 105 penetrating the heat conducting fin 104, the front side of the heat dissipation box 103 is provided with a drainage fan 106, the heat dissipation box 103 is provided with an adapter plate 107 on the left and right sides correspondingly, the relay protection box 1 is provided with a connecting column 108 corresponding to the connecting plate 107, and the connecting column 108 is installed with a clamping mechanism 109, and the clamping mechanism 109 includes a limiting sleeve 110 installed on the connecting column 108, and the upper and lower sides of the limiting sleeve 110 are provided with an adapter seat 111, and the adapter seat 111 is provided with a connecting column 112, and the adapter seat 111 is installed with a positioning card plate 113 through the connecting column 112, and the adapter seat 111 is connected with the positioning card plate 113. 3 correspondingly sets the limiting column 114; the air drainage of the relay protection box 1 can be realized through the heat dissipation component 101, and the air duct can be realized between the heat dissipation component 101 and the heat dissipation window 102, so that the air discharge effect inside the relay protection box 1 is good, and the use effect of the relay protection box 1 is better. The heat dissipation component 101 is provided with the heat conducting fins 104 and the heat dissipation copper tube 105, which can make the heat dissipation of the heat inside the relay protection box 1 by the heat dissipation component 101 more convenient and faster. The installation, transfer and disassembly between the heat dissipation component 101 and the relay protection box 1 are highly convenient through the clamping mechanism 109, so that the use effect of the heat dissipation component 101 when dissipating heat for the relay protection box 1 is better, thereby improving the protection effect of the relay protection box 1 when the relay body 4 is used.

[0044] The adapter plate 107 is provided with a matching adapter hole corresponding to the mounting column 108, the heat sink 103 is connected to the relay protection box 1 through the adapter plate 107 and the mounting column 108, the inner cavity of the limiting sleeve 110 is matched with the mounting column 108, the inner end of the positioning card plate 113 is arranged in a bent structure, and the mounting column 108 is provided with a matching positioning groove 115 corresponding to the inner end bending part of the positioning card plate 113. Its function is to make the installation and positioning between the heat sink 103 and the relay protection box 1 convenient through the rapid docking between the adapter plate 107 and the mounting column 108, and the positioning groove 115 opened on the mounting column 108 can make the positioning stability between the positioning card plate 113 and the mounting column 108 high, so that the transfer positioning effect between the limiting sleeve 110 and the mounting column 108 is good, so that the installation and positioning of the heat sink 103 is convenient and stable.

[0045] In this embodiment, refer to Figure 7-11As shown, the relay switching assembly 2 includes a receiving base plate 201, a receiving frame 202 is arranged on the upper side of the receiving base plate 201, track wheels 203 are arranged on the inner left side wall of the receiving frame 202, and the two sets of track wheels 203 are connected by a transmission track 204. A servo motor 205 is arranged on the front upper side of the left side of the receiving frame 202 and the track wheels 203. A positioning plate 206 is symmetrically arranged on the upper side of the receiving base plate 201 and located inside the receiving frame 202. The plate 206 is provided with a moving cavity 207, a first guide rail 208 is provided on the upper side of the positioning plate 206, a guide plate 209 is slidably mounted on the upper side of the first guide rail 208, a positioning cylinder 210 is provided at the four corners of the guide plate 209, a lifting rod 211 is mounted on the guide plate 209 through the positioning cylinder 210, a supporting plate 212 is provided at the lower end of the lifting rod 211, a transfer column 213 is provided at the inner middle of the supporting plate 212, and a portion of the transfer column 213 away from the supporting plate 212 is provided. A positioning roller 214 is provided at the end, a first loading plate 215 is provided at the upper end of the lifting rod 211, and second guide rails 216 are correspondingly provided on the upper left and right sides of the supporting frame 202, and a second loading plate 217 is slidably installed on the second guide rail 216, a first connecting seat 218 is provided on the front lower side of the transmission track 204, and a second connecting seat 219 is provided on the rear upper side of the transmission track 204; the use positions of the front and rear relay bodies 4 can be switched through the relay switching component 2, so that the relay body 4 is convenient to monitor and maintain, and the inspection and maintenance efficiency of the relay body 4 is effectively improved. The height of the first loading plate 215 in the relay switching component 2 can be adjusted according to the operating position, so that the switching and adjustment between the first loading plate 215 and the second loading plate 217 is safe, which can better improve the protection of the relay body 4 during the switching process, and effectively improve the use effect of the relay switching component 4 and the safety protection of the relay body 4.

[0046] The movable cavity 207 adopts a cavity structure with high sides and low middle, the positioning roller 214 is connected to the positioning plate 206 through the movable cavity 207, the first connecting seat 218 is fixedly connected to the guide plate 209 by fixing screws, and the second connecting seat 219 is fixedly connected to the second loading plate 217 by fixing screws. Its function is that through the cavity structure setting of the movable cavity 207, the switching of the first loading plate 215 and the second loading plate 217 during the movement process can be highly safe, and after the switching is completed, the first loading plate 215 and the second loading plate 217 can be kept at the same height, so that the use height of the relay body 1 can be better maintained, and the height requirement of the relay body 1 when in use is effectively improved.

[0047] The horizontal height of the first loading plate 215 after operation and control is one third of the height of the receiving frame 202, and the driving end of the servo motor 205 is correspondingly connected to the wheel axle of the adjacent track wheel 203. Its function is that, through the height setting after the first loading plate 215 moves and descends, the switching operation of the first loading plate 215 and the second loading plate 217 can be highly safe, and the protection of the relay body 4 during the switching process can be effectively improved.

[0048] In this embodiment, refer to Fig.12 and 13 As shown, the positioning assembly 3 includes a positioning support plate 301, a transfer connecting plate 302 is correspondingly arranged at the front and rear of the lower side of the positioning support plate 301, and a regulating cavity 303 is correspondingly opened at the front and rear of the positioning support plate 301. A bearing seat 304 is correspondingly arranged at the front and rear of the lower side of the positioning support plate 301 and located between the two groups of regulating cavities 303. A first regulating screw rod 305 is arranged between the front bearing seat 304 and the front transfer connecting plate 302, and a second regulating screw rod 306 is arranged between the rear bearing seat 304 and the rear transfer connecting plate 302. A guide rod 307 is arranged at the lower corner of the front and rear transfer connecting plates 302, and a first limiting card plate 308 is installed at the front end of the guide rod 307, and a second limiting card plate 309 is installed at the rear end of the guide rod 307. A driving motor 310 is installed on the rear transfer connecting plate 302. The positioning assembly 3 is respectively located at the first loading plate 215 and The second loading plate 217 is arranged on the upper side, and the positioning support plate 301 in each group of positioning components 3 is respectively connected with the corresponding first loading plate 215 and the second loading plate 217 through the transfer connecting plate 302, the first regulating screw 305 is correspondingly threadedly connected with the first limit card plate 308, and the second regulating screw 306 is correspondingly threadedly connected with the second limit card plate 309, the first limit card plate 308, the second limit card plate 309 are slidingly connected with the guide rod 307, and the adjacent ends of the first regulating screw 305 and the second regulating screw 306 are connected by a coupling, the relay body 4 is located on the upper side of the positioning support plate 301 and is fixedly connected by the first limit card plate 308 and the second limit card plate 309, the driving end of the driving motor 310 is fixedly connected to one end of the second regulating screw 306, and the operation of the driving motor 310 drives the second regulating screw 306 to rotate. The positioning assembly 3 can realize rapid clamping, positioning and installation of the relay body 4, making the installation, positioning and removal of the relay body 4 convenient, thereby making the installation and removal operations of the relay body 4 convenient and efficient.

[0049] When the relay protection device for improving the reliability of power distribution in the power distribution network in the present scheme is used, the relay body 4 is placed in the middle of the positioning support plate 301, and then the second regulating screw 306 is driven by the driving motor 310 while the first regulating screw 305 follows the operation, and then the first limit card plate 308 and the second limit card plate 309 are moved to the center under the action of the first regulating screw 305 and the second regulating screw 306 to install and position the relay body 4, and the positioning component 3 can be used to quickly clamp and position the relay body 4, so that the installation and positioning convenience and disassembly convenience of the relay body 4 are high, so that the installation and disassembly operations of the relay body 4 are convenient and efficient; when laying the line of the relay body 4, the line of the front relay body 4 is laid and reserved on the second loading plate 217, and the line of the rear relay body 4 is laid and reserved on the first loading plate 215, and when the relay body 4 is switched, the two groups of lines are one up and one down, which can effectively avoid entanglement;

[0050] The positions of the front and rear groups of relay bodies 4 are regulated by the relay switching assembly 2. When the relay body 4 is switched, the track wheel 203 is driven by the servo motor 205 to realize the reciprocating operation of the transmission track 204. Under the action of the transmission track 204, the first connecting seat 218 drives the second loading plate 217 to move on the second guide rail 216 for positioning. At the same time, the second connecting seat 219 positions and moves the guide plate 209. During the movement of the guide plate 209, the positioning roller 214 moves in the moving cavity 207. When the position of the positioning roller 214 in the moving cavity 207 changes, the supporting plate 212 pushes and pulls the lifting rod 211 to achieve lifting, thereby regulating the lifting of the first loading plate 215. When the first loading plate 215 and the second loading plate 217 are moving, the height of the first loading plate 215 decreases due to the decrease in the position of the positioning roller 214 in the moving cavity 207. When the first loading plate 215 and the second loading plate 217 are moving, the height of the first loading plate 215 decreases due to the decrease in the position of the positioning roller 214 in the moving cavity 207. When the loading plate 217 moves to the upper and lower staggered position, the first loading plate 215 is at the lowest point, so that the first loading plate 215 passes through the lower side of the second loading plate 217, and then continues to move, so as to realize the transposition regulation of the first loading plate 215 and the second loading plate 217, and realize the switching of the relay body 4, so that the switching detection and maintenance of the relay body 4 is simple and convenient, and the efficiency is high. The use positions of the front and rear relay bodies 4 can be switched through the relay switching component 2, so that the relay body 4 is highly convenient when performing monitoring and maintenance, and the inspection and maintenance efficiency of the relay body 4 is effectively improved. The height of the first loading plate 215 in the relay switching component 2 can be adjusted according to the operating position, so that the switching regulation between the first loading plate 215 and the second loading plate 217 is highly safe, and the protection of the relay body 4 can be better improved during the switching process, and the use effect of the relay switching component 4 and the safety protection of the relay body 4 are effectively improved;

[0051] The relay switching assembly 2 and the positioning assembly 3 are housed by the relay protection box 1 to realize the installation and use of the relay body 4. When in use, the heat dissipation assembly 101 is transferred to the mounting column 108 through the adapter plate 107, and then transferred to the mounting column 108 through the limiting sleeve 110. After the limiting sleeve 110 and the mounting column 108 are transferred, the positioning card plate 113 is adjusted and transferred to the positioning card slot 115 opened on the mounting column 108. After the positioning card plate 113 and the positioning card slot 115 on the mounting column 108 are connected, the limiting column 114 and the adapter seat 111 are plugged in to realize the limitation of the outer side of the positioning card plate 113, so as to realize the fixation of the position of the positioning card plate 113, so as to realize the installation between the heat dissipation box 103 and the relay protection box 1. After the installation is completed, the external circulation machine is transferred to the liquid cooling circulation through the heat dissipation copper tube 105 to realize the reduction of the heat conducting fins 104. Temperature, and at the same time, the drainage fan 106 works to drain the air, so that the heat dissipation component 101 has a good heat dissipation effect on the relay protection box 1, and the use effect of the relay protection box 1 is improved. The heat dissipation component 101 can realize air drainage of the relay protection box 1, and the heat dissipation component 101 and the heat dissipation window 102 can realize a circulating air duct, so that the air discharge effect inside the relay protection box 1 is good, and the use effect of the relay protection box 1 is better. The heat dissipation component 101 is provided with heat-conducting fins 104 and heat dissipation copper tubes 105, which can make the heat dissipation of the heat inside the relay protection box 1 by the heat dissipation component 101 more convenient and faster. The sleeve mechanism 109 can make the installation, transfer and disassembly between the heat dissipation component 101 and the relay protection box 1 convenient, so that the heat dissipation component 101 has a better use effect when dissipating heat for the relay protection box 1, thereby improving the protection effect of the relay protection box 1 when the relay body 4 is used.

[0052] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, as well as parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present invention. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also equivalent structure. Without departing from the scope of the present invention, other replacements, improvements, changes and omissions can be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the invention is not limited to a specific embodiment, but extends to numerous modifications still falling within the scope of the appended claims.

[0053] Additionally, in order to provide a concise description of exemplary embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0054] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A relay protection device for improving the reliability of power distribution in a power distribution network, characterized in that: The invention comprises a relay protection box (1), wherein a heat dissipation component (101) is arranged on the right side of the relay protection box (1), a heat dissipation window (102) is arranged on the left side of the relay protection box (1), relay switching components (2) are arranged on the left and right sides of the relay protection box (1) respectively, a positioning component (3) is arranged on the relay switching component (2), and a relay body (4) is installed on the positioning component (3); The relay switching assembly (2) comprises a receiving base plate (201), a receiving frame (202) is arranged on the upper side of the receiving base plate (201), track wheels (203) are arranged on the front and rear sides of the inner left side wall of the receiving frame (202) respectively, two groups of track wheels (203) are connected by a transmission track (204), a servo motor (205) is arranged on the front upper side of the left side surface of the receiving frame (202) and the track wheels (203) respectively, a positioning plate (206) is arranged on the upper side of the receiving base plate (201) and located inside the receiving frame (202) symmetrically, a moving cavity (207) is opened on the positioning plate (206), a first guide rail (208) is arranged on the upper side of the positioning plate (206), a guide plate (209) is slidably mounted on the upper side of the first guide rail (208), and the guide plate (209) Positioning cylinders (210) are arranged at the four corners of the guide plate (209); a lifting rod (211) is installed on the guide plate (209) through the positioning cylinder (210); a supporting plate (212) is arranged at the lower end of the lifting rod (211); a transfer column (213) is arranged at the middle of the inner side of the supporting plate (212); a positioning roller (214) is arranged on the transfer column (213) and at one end away from the supporting plate (212); a first loading plate (215) is arranged at the upper end of the lifting rod (211); second guide rails (216) are arranged on the upper left and right sides of the supporting frame (202); a second loading plate (217) is slidably installed on the second guide rail (216); a first connecting seat (218) is arranged on the front lower side of the transmission crawler (204); and a second connecting seat (219) is arranged on the rear upper side of the transmission crawler (204).

2. The relay protection device for improving the reliability of power distribution in a power distribution network according to claim 1, characterized in that: The heat dissipation assembly (101) comprises a heat dissipation box (103), the heat dissipation box (103) is provided with heat-conducting fins (104) inside, the heat dissipation box (103) is provided with heat dissipation copper tubes (105) penetrating the heat-conducting fins (104) inside, a drainage fan (106) is provided on the front side of the heat dissipation box (103), adapter plates (107) are correspondingly provided on the left and right sides of the heat dissipation box (103), and the relay protection box (1) is provided with mounting columns (108) corresponding to the adapter plates (107). A clamping mechanism (109) is installed on the column (108), and the clamping mechanism (109) includes a limiting sleeve (110) installed on the connecting column (108), and an adapter seat (111) is provided on the upper and lower sides of the limiting sleeve (110), and a connecting column (112) is provided on the adapter seat (111), and a positioning card plate (113) is installed on the adapter seat (111) through the connecting column (112), and a limiting column (114) is provided on the adapter seat (111) corresponding to the positioning card plate (113).

3. The relay protection device for improving the reliability of power distribution network according to claim 2 is characterized in that: The positioning assembly (3) comprises a positioning support plate (301), a transfer connecting plate (302) is correspondingly arranged at the front and rear of the lower side of the positioning support plate (301), a control cavity (303) is correspondingly opened at the front and rear of the positioning support plate (301), a bearing seat (304) is correspondingly arranged at the front and rear of the lower side of the positioning support plate (301) and located between two groups of the control cavities (303), and a first control seat (304) is arranged between the front bearing seat (304) and the front transfer connecting plate (302). A screw rod (305) is provided, a second regulating screw rod (306) is provided between the rear bearing seat (304) and the rear transfer connecting plate (302), a guide rod (307) is provided at the lower corner of the front and rear transfer connecting plates (302), a first limit card plate (308) is installed at the front end of the guide rod (307), a second limit card plate (309) is installed at the rear end of the guide rod (307), and a driving motor (310) is installed on the rear transfer connecting plate (302).

4. The relay protection device for improving the reliability of power distribution network according to claim 3 is characterized in that: A monitoring display (5) is provided on the front side of the relay protection box (1), and a mounting groove (501) is provided on the front side of the relay protection box (1) and on one side of the monitoring display (5); The adapter plate (107) is provided with adapter holes corresponding to the mounting posts (108), and the heat dissipation box (103) is connected to the relay protection box (1) via the adapter plate (107) and the mounting posts (108).

5. The relay protection device for improving the reliability of power distribution network according to claim 4 is characterized in that: The inner cavity of the limiting sleeve (110) is matched with the connecting column (108), the inner end of the positioning clamping plate (113) is configured in a bent structure, and a matching positioning clamping groove (115) is provided on the connecting column (108) corresponding to the bent portion of the inner end of the positioning clamping plate (113); The movable cavity (207) is arranged in a cavity structure with high sides and a low middle, and the positioning roller (214) is connected to the positioning plate (206) through the movable cavity (207).

6. The relay protection device for improving the reliability of power distribution network according to claim 5 is characterized in that: The first connection seat (218) is fixedly connected to the guide plate (209) by means of fixing screws, and the second connection seat (219) is fixedly connected to the second loading plate (217) by means of fixing screws.

7. The relay protection device for improving the reliability of power distribution network according to claim 6, characterized in that: The horizontal height of the first loading plate (215) after being regulated to descend is one third of the height of the supporting frame (202), and the driving end of the servo motor (205) is correspondingly connected to the wheel axle of the adjacent track wheel (203).

8. The relay protection device for improving the reliability of power distribution in a power distribution network according to claim 7, characterized in that: The positioning components (3) are respectively arranged on the upper side of the first loading plate (215) and the second loading plate (217), and the positioning support plates (301) in each group of the positioning components (3) are respectively connected to the corresponding first loading plate (215) and the second loading plate (217) through the transfer connecting plate (302).

9. The relay protection device for improving the reliability of power distribution network according to claim 8, characterized in that: The first regulating screw rod (305) is threadedly connected to the first limit clamping plate (308), the second regulating screw rod (306) is threadedly connected to the second limit clamping plate (309), and the first limit clamping plate (308), the second limit clamping plate (309) are slidably connected to the guide rod (307).

10. The relay protection device for improving the reliability of power distribution network according to claim 9, characterized in that: The adjacent ends of the first regulating screw (305) and the second regulating screw (306) are connected by a coupling; the relay body (4) is located on the upper side of the positioning support plate (301) and is fixedly connected by a first limit card plate (308) and a second limit card plate (309); the driving end of the driving motor (310) is fixedly connected to one end of the second regulating screw (306), and the driving motor (310) drives the second regulating screw (306) to rotate.

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