Intelligent control metering box
By integrating automatic fire extinguishing components and electronic control devices in the metering box, automatic cooling and alarm functions are realized, which solves the safety hazards and maintenance problems of overload and heating of the metering box, and improves safety and maintenance efficiency.
Patent Information
- Application Number
- CN202411918649.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-04-01
AI Technical Summary
The existing metering box has the potential to cause heat and fire when overloading and heating, and it is inconvenient to maintain and makes it difficult to accurately locate.
Design an intelligent control metering box with built-in automatic fire extinguishing components and electronic control devices. When the internal temperature of the metering box is too high, the automatic fire extinguishing component will automatically cool down, and an alarm signal will be sent to the maintenance personnel's mobile phone or tablet through the electronic control device to remind them to perform maintenance. At the same time, through the configuration of the left wire structure and the right wire structure, the wire arrangement is clear and easy to inspect.
Effectively protect the safety inside the metering box, improve safety, and improve the efficiency of maintenance work to ensure the stable operation of the metering box.
Smart Images
Figure CN119738596A_ABST
Abstract
Description
Technical Field
[0001] The invention belongs to the technical field of charging metering, and in particular relates to an intelligent control metering box. Background Art
[0002] At present, the development of new energy electric vehicles is a national strategy, and the construction of new energy electric vehicle charging facilities is the latest work requirement put forward by the State Grid Corporation of China.
[0003] In recent years, the steady economic development, frequent favorable policies, the growth of new energy vehicle sales, and the increase in the number of new energy vehicles have provided a good environment for the development of the charging pile industry. Among them, the proportion of new energy vehicles still has a lot of room for improvement. In the future, driven by favorable policies, the number of new energy vehicles will further expand, and at the same time, it will also bring more market demand for charging piles.
[0004] As a strategic emerging industry, new energy vehicles have achieved rapid development in recent years and have attracted much attention. However, with the development of science and technology, the charging load of single vehicles is also increasing, which not only occupies the available capacity of power distribution, but also causes residents to consume more electricity, resulting in local overload of the power grid. In some periods, the load of residential areas is too high. When the meter box is overloaded, there is a risk of overheating and fire. Therefore, it is necessary to improve the existing meter box. An intelligent meter box is needed that can automatically cool down after the heat inside the meter box. Summary of the invention
[0005] The purpose of the present invention is to overcome the deficiencies of the prior art and to provide an intelligent control metering box to solve the problems in the above-mentioned background technology.
[0006] The object of the present invention is achieved as follows: an intelligent control metering box, which includes a box body, the front and rear of the box body are both side wall-free structures, a vertical plate is fixedly arranged inside the box body, a front cavity is arranged in front of the vertical plate, and a rear cavity is arranged behind the vertical plate. An automatic fire extinguishing component is arranged inside the box body and above the vertical plate; an auxiliary plate is detachably arranged inside the front cavity, the auxiliary plate includes an upper plate and a lower plate, and a plurality of connection holes are opened on the board surface of the auxiliary plate, a left wire structure is arranged on the left side wall of the front cavity, and a right wire structure is arranged on the right side wall of the front cavity; an electric control device is arranged inside the rear cavity. By arranging the automatic fire extinguishing component inside the box body, when the overload heating temperature inside the metering box is too high, the automatic fire extinguishing component automatically cools down to protect the safety inside the metering box and improve safety. At the same time, by arranging the electric control device, when the automatic fire extinguishing component is started, the electric control device sends a signal to the mobile phone or tablet of the maintenance personnel to remind the maintenance personnel that there is an abnormality inside a metering box, which is convenient for the maintenance personnel to accurately locate and maintain. By setting the left wire structure and the right wire structure, after the circuit breaker or the terminal block is fixed inside the meter box, the left wire structure and the right wire structure are used to store the wires connected to the circuit breaker or the terminal block, so that the wire arrangement is clear, which is convenient for maintenance personnel to open the box for maintenance and improve the maintenance work efficiency.
[0007] Furthermore, the automatic fire extinguishing assembly includes a cylinder fixedly arranged on the top wall of the box, dry powder is arranged inside the cylinder, an automatic rupture valve is arranged at the lower end of the cylinder, the automatic rupture valve includes a baffle fixedly arranged at the lower opening position of the cylinder, a through hole is provided on the plate surface of the baffle, a bursting tube is arranged in communication with the through hole, the lower end of the bursting tube is fixedly connected to a chassis, a plurality of connecting rods are fixedly connected to the peripheral side wall of the chassis, a surrounding ring fixedly connected to the cylinder is arranged on the peripheral side wall of the through hole, and the upper end of the connecting rod is fixedly connected to the surrounding ring. When in use, when the temperature inside the metering box is too high due to overload, the high temperature causes the bursting tube to rupture, and after the bursting tube ruptures, the dry powder in the high-pressure state inside the cylinder is sprayed out from the through hole, and the sprayed dry powder is scattered above each circuit breaker and terminal inside the metering box to achieve fire extinguishing and cooling.
[0008] Furthermore, an inverted V-shaped expansion plate is arranged above the vertical plate, the left end of the expansion plate is fixedly connected to the left inner wall of the box, the right end of the expansion plate is fixedly connected to the right inner wall of the box, the middle position of the expansion plate is arranged corresponding to the upper end of the vertical plate, and the plate surface of the expansion plate is provided with a plurality of guide holes; the connecting rod includes a first rod, a second rod and a third rod, and an inverted slope is arranged at the edge of the chassis. Through the arrangement of the V-shaped expansion plate, the dry powder sprayed from the through hole is guided outward by the V-shaped expansion plate, and by utilizing the arrangement of the guide holes, the guide holes can accurately guide the dry powder to the circuit breaker fixed on the vertical plate, thereby realizing accurate dry powder spraying and accurate cooling.
[0009] Furthermore, the left wire structure includes a plurality of left horizontal grooves opened on the left inner wall of the front cavity, and a left vertical groove connected to the front ends of the plurality of left horizontal grooves, and a left clamping assembly is arranged inside the left horizontal groove; the left clamping assembly includes a left spring fixedly connected to the inner top wall of the left horizontal groove, a left pressure plate is fixedly connected to the lower end of the left spring, and an outer arc portion is arranged at the outer end of the left pressure plate, an inner arc portion is arranged at the inner end of the left pressure plate, and a left gap is arranged between the left pressure plate and the inner bottom surface of the left horizontal groove. The right wire structure includes a plurality of right transverse grooves provided on the right inner wall of the front cavity, and a right vertical groove connected to the front end of the plurality of right transverse grooves, and a right clamping assembly is arranged inside the right transverse groove; the right clamping assembly includes a right spring fixedly connected to the inner top wall of the right transverse groove, a right pressure plate fixedly connected to the lower end of the right spring, and an outer arc portion is provided at the outer end of the right pressure plate, an inner arc portion is provided at the inner end of the right pressure plate, and a right gap is provided between the right pressure plate and the inner bottom surface of the right transverse groove. When in use, the wires led out from the circuit breaker or the terminal block are arranged close to the inner side wall of the box, and the wires are inserted into the transverse grooves and then turned and inserted into the vertical grooves, so that the wires are arranged simply and clearly, and maintenance is easier and more accurate. Through the arrangement of the left clamping assembly and the right clamping assembly, when the wire is clamped into the transverse groove, the upper side wall of the wire squeezes the left pressure plate or the right pressure plate, the left pressure plate or the right pressure plate moves upward, the spring is compressed, and under the action of the spring restoring force, the left pressure plate squeezes the wire located inside the left transverse groove, so that the left wire is fixed; the right pressure plate squeezes the wire located inside the right transverse groove, so that the right wire is fixed.
[0010] Furthermore, the left spring or the right spring includes a front spring and a rear spring, and the front spring and the rear spring are arranged correspondingly; the arc surface area of the outer arc portion is smaller than the arc surface area of the inner arc portion; the connection position of the left horizontal groove and the left vertical groove is provided with a left rounded corner, and the connection position of the right horizontal groove and the right vertical groove is provided with a right rounded corner. By arranging the front spring and the rear spring, the force of the left pressure plate or the right pressure plate is more uniform, and the wire is fixed more firmly.
[0011] Furthermore, the front side wall of the box is provided with a front door, and the rear side wall of the box is provided with a rear door; the vertical plate is provided in the middle of the box, the left side wall of the vertical plate is fixedly connected to the left inner wall of the box, and the right side wall of the vertical plate is fixedly connected to the right inner wall of the box. When in use, the side wall of the vertical plate is used to fix the circuit breaker and the wiring terminal, and the rear door is provided to facilitate the inspection of the wires of the circuit breaker or the wiring terminal through the rear of the box, and to facilitate the inspection of various components inside the metering box.
[0012] Furthermore, the automatic fire extinguishing assembly includes a pressure monitoring module disposed inside the cylinder, and the pressure monitoring module is used to monitor the air pressure inside the cylinder; the electric control device includes an electric control mainboard and a wireless transmission module, and the wireless transmission module is used to remotely transmit the signal received by the electric control device to a mobile terminal; the electric control mainboard is electrically connected to the pressure monitoring module, and the electric control mainboard is used to receive the signal of the pressure monitoring module and send the signal to the wireless transmission module. The model of the pressure monitoring module is the sensor PMV-107J; the wireless transmission module adopts the serial port transceiver module RS232.
[0013] The beneficial effects of the present invention are as follows: by arranging an automatic fire extinguishing component inside the box, when the temperature inside the meter box is too high due to overload, the automatic fire extinguishing component automatically cools down to protect the safety inside the meter box and improve safety. At the same time, by arranging an electric control device, when the automatic fire extinguishing component is started, the electric control device sends a signal to the mobile phone or tablet of the maintenance personnel to remind the maintenance personnel of abnormalities inside a meter box, which is convenient for the maintenance personnel to accurately locate and perform maintenance. By setting the left wire structure and the right wire structure, after the circuit breaker or the wiring terminal is fixed inside the meter box, the left wire structure and the right wire structure are used to receive the wires connected to the circuit breaker or the wiring terminal, so that the wire arrangement is clear and clear, which is convenient for the maintenance personnel to open the box for maintenance and improve the maintenance work efficiency. When in use, when the temperature inside the meter box is too high due to overload, the high temperature causes the bursting tube to rupture. After the bursting tube ruptures, the dry powder in the high-pressure state inside the cylinder is sprayed out from the through hole, and the sprayed dry powder is scattered above each circuit breaker and wiring terminal inside the meter box to achieve fire extinguishing and cooling.
[0014] Through the setting of the V-shaped expansion plate, the dry powder sprayed from the through hole is diverted and diffused outward through the V-shaped expansion plate. By using the setting of the diversion hole, the diversion hole can accurately divert the dry powder to the circuit breaker fixed on the vertical plate, so as to achieve accurate dry powder spraying and accurate cooling. The wires drawn from the circuit breaker or the terminal are arranged close to the inner wall of the box body. After the wires are inserted into the horizontal groove, they are bent and inserted into the vertical groove, so as to achieve a simple and clear arrangement of the wires, and the maintenance is easier and more accurate. Through the setting of the left clamping assembly and the right clamping assembly, in the process of the wires being inserted into the horizontal groove, the upper side wall of the wires squeezes the left pressure plate or the right pressure plate, and the left pressure plate or the right pressure plate moves upward, and the spring is compressed. Under the action of the spring restoring force, the left pressure plate squeezes the wire inside the left horizontal groove, so that the left wire is fixed; the right pressure plate squeezes the wire inside the right horizontal groove, so that the right wire is fixed. By setting the front spring and the rear spring, the force of the left pressure plate or the right pressure plate is more uniform, and the wire is fixed more firmly. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a main structural schematic diagram of the present invention; Figure 2It is a schematic diagram of the top view of the structure of the present invention; Figure 3 It is a left-side structural schematic diagram of the present invention; Figure 4 This is a schematic diagram of the main structure without a front door of the present invention; Figure 5 It is a left-side structural schematic diagram of the present invention without a front door; Figure 6 It is a schematic diagram of the structure of the present invention without a front door from the right side; Figure 7 It is a schematic diagram of the internal structure without a front door of the present invention; Figure 8 The present invention Figure 7 Middle A: Enlarged view; Fig. 9 The present invention Figure 7 Middle B: Enlarged view; Fig.10 It is a schematic diagram of the three-dimensional structure when viewed from above of the present invention.
[0016] In the figure: 1, box body 2, vertical plate 3, auxiliary plate 4, connecting hole 5, left wire structure 6, right wire structure 7, electronic control device 8, cylinder body 9, baffle 10, bursting tube 11, chassis 12, connecting rod 13, surrounding ring 14, V-shaped expansion plate 15, guide hole 16, left horizontal groove 17, left vertical groove 18, right horizontal groove 19, right vertical groove 20, right spring 21, right pressure plate 22, outer arc portion 23, inner arc portion 24, front door 25, rear door. DETAILED DESCRIPTION
[0017] The present invention will be further described in detail below in conjunction with the accompanying drawings. It should be pointed out that all directional words such as up, down, front, back, left, and right appearing in the present invention do not limit the present invention, but are only for clearer description and explanation of the present invention.
[0018] Example 1 like Figure 1-10As shown, this embodiment discloses an intelligent control metering box, which includes a box body 1, the front and rear of the box body 1 are both sidewall-free structures, a vertical plate 2 is fixedly arranged inside the box body 1, a front cavity is arranged in front of the vertical plate 2, and a rear cavity is arranged behind the vertical plate 2, and an automatic fire extinguishing component is arranged inside the box body 1 and above the vertical plate 2; an auxiliary plate 3 is detachably arranged inside the front cavity, and the auxiliary plate 3 includes an upper plate and a lower plate, and a plurality of connection holes 4 are opened on the board surface of the auxiliary plate 3, a left wire structure 5 is arranged on the left side wall of the front cavity, and a right wire structure 6 is arranged on the right side wall of the front cavity; and an electric control device 7 is arranged inside the rear cavity. By arranging the automatic fire extinguishing component inside the box body 1, when the overload heating temperature inside the metering box is too high, the automatic fire extinguishing component automatically cools down to protect the safety inside the metering box and improve safety. At the same time, by setting the electric control device 7, when the automatic fire extinguishing component is started, the electric control device 7 sends a signal to the mobile phone or tablet of the maintenance personnel to remind the maintenance personnel that there is an abnormality inside a meter box, which is convenient for the maintenance personnel to accurately locate and perform maintenance. By setting the left wire structure 5 and the right wire structure 6, after the circuit breaker or the terminal block is fixed inside the meter box, the left wire structure 5 and the right wire structure 6 are used to receive the wires connected to the circuit breaker or the terminal block, so that the wire arrangement is clear, which is convenient for the maintenance personnel to open the box for maintenance and improve the maintenance work efficiency.
[0019] Example 2 like Figure 1-10 As shown, this embodiment discloses an intelligent control metering box, which includes a box body 1, the front and rear of the box body 1 are both sidewall-free structures, a vertical plate 2 is fixedly arranged inside the box body 1, a front cavity is arranged in front of the vertical plate 2, and a rear cavity is arranged behind the vertical plate 2, and an automatic fire extinguishing component is arranged inside the box body 1 and above the vertical plate 2; an auxiliary plate 3 is detachably arranged inside the front cavity, and the auxiliary plate 3 includes an upper plate and a lower plate, and a plurality of connection holes 4 are opened on the board surface of the auxiliary plate 3, a left wire structure 5 is arranged on the left side wall of the front cavity, and a right wire structure 6 is arranged on the right side wall of the front cavity; and an electric control device 7 is arranged inside the rear cavity. By arranging the automatic fire extinguishing component inside the box body 1, when the overload heating temperature inside the metering box is too high, the automatic fire extinguishing component automatically cools down to protect the safety inside the metering box and improve safety. At the same time, by setting the electric control device 7, when the automatic fire extinguishing component is started, the electric control device 7 sends a signal to the mobile phone or tablet of the maintenance personnel to remind the maintenance personnel that there is an abnormality inside a meter box, which is convenient for the maintenance personnel to accurately locate and perform maintenance. By setting the left wire structure 5 and the right wire structure 6, after the circuit breaker or the terminal block is fixed inside the meter box, the left wire structure 5 and the right wire structure 6 are used to receive the wires connected to the circuit breaker or the terminal block, so that the wire arrangement is clear, which is convenient for the maintenance personnel to open the box for maintenance and improve the maintenance work efficiency.
[0020] In order to achieve better effect, the automatic fire extinguishing assembly includes a cylinder 8 fixedly arranged on the top wall of the box body 1, dry powder is arranged inside the cylinder 8, and an automatic breaking valve is arranged at the lower end of the cylinder 8. The automatic breaking valve includes a baffle 9 fixedly arranged at the lower opening position of the cylinder 8, and a through hole is opened on the plate surface of the baffle 9, and a bursting tube 10 is arranged in communication with the through hole. The lower end of the bursting tube 10 is fixedly connected to a chassis 11, and a plurality of connecting rods 12 are fixedly connected to the peripheral side wall of the chassis 11. A surrounding ring 13 fixedly connected to the cylinder 8 is arranged on the peripheral side wall of the through hole, and the upper end of the connecting rod 12 is fixedly connected to the surrounding ring 13. When in use, when the temperature inside the metering box is too high due to overload, the high temperature causes the bursting tube 10 to break. After the bursting tube 10 breaks, the dry powder in the high-pressure state inside the cylinder 8 is sprayed out from the through hole, and the sprayed dry powder is scattered above each circuit breaker and wiring terminal inside the metering box to achieve fire extinguishing and cooling.
[0021] In order to achieve better effect, an inverted V-shaped expansion plate 14 is arranged above the vertical plate 2, the left end of the expansion plate is fixedly connected to the left inner wall of the box body 1, the right end of the expansion plate is fixedly connected to the right inner wall of the box body 1, the middle position of the expansion plate is arranged corresponding to the upper end of the vertical plate 2, and a plurality of guide holes 15 are opened on the plate surface of the expansion plate; the connecting rod 12 includes a first rod, a second rod and a third rod, and an inverted slope is arranged at the edge of the chassis 11. Through the arrangement of the V-shaped expansion plate 14, the dry powder sprayed from the through hole is guided outward through the V-shaped expansion plate 14, and the guide holes 15 are arranged, so that the dry powder can be accurately guided to the circuit breaker fixed on the vertical plate 2, so as to realize accurate dry powder spraying and accurate cooling.
[0022] For better effect, the left wire structure 5 includes a plurality of left horizontal grooves 16 opened on the left inner wall of the front cavity, and a left vertical groove 17 connected to the front ends of the plurality of left horizontal grooves 16, and a left clamping assembly is arranged inside the left horizontal groove 16; the left clamping assembly includes a left spring fixedly connected to the inner top wall of the left horizontal groove 16, the lower end of the left spring is fixedly connected to a left pressure plate, and the outer end of the left pressure plate is provided with an outer arc portion 22, the inner end of the left pressure plate is provided with an inner arc portion 23, and a left gap is arranged between the left pressure plate and the inner bottom surface of the left horizontal groove 16. The right wire structure 6 includes a plurality of right transverse grooves 18 provided on the right inner wall of the front cavity, and a right vertical groove 19 connected to the front ends of the plurality of right transverse grooves 18, and a right clamping assembly is arranged inside the right transverse groove 18; the right clamping assembly includes a right spring 20 fixedly connected to the inner top wall of the right transverse groove 18, a right pressure plate 21 is fixedly connected to the lower end of the right spring 20, and an outer arc portion 22 is provided at the outer end of the right pressure plate 21, an inner arc portion 23 is provided at the inner end of the right pressure plate 21, and a right gap is provided between the right pressure plate 21 and the inner bottom surface of the right transverse groove 18. When in use, the wires led out from the circuit breaker or the terminal block are arranged close to the inner side wall of the box 1, and the wires are inserted into the transverse grooves and then turned and inserted into the vertical grooves, so that the wires are arranged simply and clearly, and the maintenance is easier and more accurate. Through the arrangement of the left clamping assembly and the right clamping assembly, when the wire is clamped into the transverse groove, the upper side wall of the wire squeezes the left pressure plate or the right pressure plate 21, and the left pressure plate or the right pressure plate 21 moves upward, and the spring is compressed. Under the action of the spring restoring force, the left pressure plate squeezes the wire located inside the left transverse groove 16, so that the left wire is fixed; the right pressure plate 21 squeezes the wire located inside the right transverse groove 18, so that the right wire is fixed.
[0023] Example 3 like Figure 1-10As shown, this embodiment discloses an intelligent control metering box, which includes a box body 1, the front and rear of the box body 1 are both sidewall-free structures, a vertical plate 2 is fixedly arranged inside the box body 1, a front cavity is arranged in front of the vertical plate 2, and a rear cavity is arranged behind the vertical plate 2, and an automatic fire extinguishing component is arranged inside the box body 1 and above the vertical plate 2; an auxiliary plate 3 is detachably arranged inside the front cavity, and the auxiliary plate 3 includes an upper plate and a lower plate, and a plurality of connection holes 4 are opened on the board surface of the auxiliary plate 3, a left wire structure 5 is arranged on the left side wall of the front cavity, and a right wire structure 6 is arranged on the right side wall of the front cavity; and an electric control device 7 is arranged inside the rear cavity. By arranging the automatic fire extinguishing component inside the box body 1, when the overload heating temperature inside the metering box is too high, the automatic fire extinguishing component automatically cools down to protect the safety inside the metering box and improve safety. At the same time, by setting the electric control device 7, when the automatic fire extinguishing component is started, the electric control device 7 sends a signal to the mobile phone or tablet of the maintenance personnel to remind the maintenance personnel that there is an abnormality inside a meter box, which is convenient for the maintenance personnel to accurately locate and perform maintenance. By setting the left wire structure 5 and the right wire structure 6, after the circuit breaker or the terminal block is fixed inside the meter box, the left wire structure 5 and the right wire structure 6 are used to receive the wires connected to the circuit breaker or the terminal block, so that the wire arrangement is clear, which is convenient for the maintenance personnel to open the box for maintenance and improve the maintenance work efficiency.
[0024] In order to achieve better effect, the automatic fire extinguishing assembly includes a cylinder 8 fixedly arranged on the top wall of the box body 1, dry powder is arranged inside the cylinder 8, and an automatic breaking valve is arranged at the lower end of the cylinder 8. The automatic breaking valve includes a baffle 9 fixedly arranged at the lower opening position of the cylinder 8, and a through hole is opened on the plate surface of the baffle 9, and a bursting tube 10 is arranged in communication with the through hole. The lower end of the bursting tube 10 is fixedly connected to a chassis 11, and a plurality of connecting rods 12 are fixedly connected to the peripheral side wall of the chassis 11. A surrounding ring 13 fixedly connected to the cylinder 8 is arranged on the peripheral side wall of the through hole, and the upper end of the connecting rod 12 is fixedly connected to the surrounding ring 13. When in use, when the temperature inside the metering box is too high due to overload, the high temperature causes the bursting tube 10 to break. After the bursting tube 10 breaks, the dry powder in the high-pressure state inside the cylinder 8 is sprayed out from the through hole, and the sprayed dry powder is scattered above each circuit breaker and wiring terminal inside the metering box to achieve fire extinguishing and cooling.
[0025] In order to achieve better effect, an inverted V-shaped expansion plate 14 is arranged above the vertical plate 2, the left end of the expansion plate is fixedly connected to the left inner wall of the box body 1, the right end of the expansion plate is fixedly connected to the right inner wall of the box body 1, the middle position of the expansion plate is arranged corresponding to the upper end of the vertical plate 2, and a plurality of guide holes 15 are opened on the plate surface of the expansion plate; the connecting rod 12 includes a first rod, a second rod and a third rod, and an inverted slope is arranged at the edge of the chassis 11. Through the arrangement of the V-shaped expansion plate 14, the dry powder sprayed from the through hole is guided outward through the V-shaped expansion plate 14, and the guide holes 15 are arranged, so that the dry powder can be accurately guided to the circuit breaker fixed on the vertical plate 2, so as to realize accurate dry powder spraying and accurate cooling.
[0026] For better effect, the left wire structure 5 includes a plurality of left horizontal grooves 16 opened on the left inner wall of the front cavity, and a left vertical groove 17 connected to the front ends of the plurality of left horizontal grooves 16, and a left clamping assembly is arranged inside the left horizontal groove 16; the left clamping assembly includes a left spring fixedly connected to the inner top wall of the left horizontal groove 16, the lower end of the left spring is fixedly connected to a left pressure plate, and the outer end of the left pressure plate is provided with an outer arc portion 22, the inner end of the left pressure plate is provided with an inner arc portion 23, and a left gap is arranged between the left pressure plate and the inner bottom surface of the left horizontal groove 16. The right wire structure 6 includes a plurality of right transverse grooves 18 provided on the right inner wall of the front cavity, and a right vertical groove 19 connected to the front ends of the plurality of right transverse grooves 18, and a right clamping assembly is arranged inside the right transverse groove 18; the right clamping assembly includes a right spring 20 fixedly connected to the inner top wall of the right transverse groove 18, a right pressure plate 21 is fixedly connected to the lower end of the right spring 20, and an outer arc portion 22 is provided at the outer end of the right pressure plate 21, an inner arc portion 23 is provided at the inner end of the right pressure plate 21, and a right gap is provided between the right pressure plate 21 and the inner bottom surface of the right transverse groove 18. When in use, the wires led out from the circuit breaker or the terminal block are arranged close to the inner side wall of the box 1, and the wires are inserted into the transverse grooves and then turned and inserted into the vertical grooves, so that the wires are arranged simply and clearly, and the maintenance is easier and more accurate. Through the arrangement of the left clamping assembly and the right clamping assembly, when the wire is clamped into the transverse groove, the upper side wall of the wire squeezes the left pressure plate or the right pressure plate 21, and the left pressure plate or the right pressure plate 21 moves upward, and the spring is compressed. Under the action of the spring restoring force, the left pressure plate squeezes the wire located inside the left transverse groove 16, so that the left wire is fixed; the right pressure plate 21 squeezes the wire located inside the right transverse groove 18, so that the right wire is fixed.
[0027] For better effect, the left spring or right spring 20 includes a front spring and a rear spring, and the front spring and the rear spring are arranged correspondingly; the arc surface area of the outer arc portion 22 is smaller than the arc surface area of the inner arc portion 23; the connecting position of the left horizontal groove 16 and the left vertical groove 17 is provided with a left rounded corner, and the connecting position of the right horizontal groove 18 and the right vertical groove 19 is provided with a right rounded corner. By arranging the front spring and the rear spring, the force of the left or right pressure plate 21 is more uniform, and the wire is fixed more firmly.
[0028] For better effect, the front side wall of the box body 1 is provided with a front door 24, and the rear side wall of the box body 1 is provided with a rear door 25; the vertical plate 2 is provided in the middle position of the box body 1, the left side wall of the vertical plate 2 is fixedly connected to the left inner wall of the box body 1, and the right side wall of the vertical plate 2 is fixedly connected to the right inner wall of the box body 1. When in use, the side wall of the vertical plate 2 is used to fix the circuit breaker and the wiring terminal, and the rear door 25 is provided to facilitate the maintenance of the wires of the circuit breaker or the wiring terminal through the rear of the box body 1, and to facilitate the maintenance of various components inside the metering box.
[0029] For better effect, the automatic fire extinguishing assembly includes a pressure monitoring module arranged inside the cylinder 8, and the pressure monitoring module is used to monitor the air pressure inside the cylinder 8; the electric control device 7 includes an electric control mainboard and a wireless transmission module, and the wireless transmission module is used to remotely transmit the signal received by the electric control device 7 to the mobile terminal; the electric control mainboard is electrically connected to the pressure monitoring module, and the electric control mainboard is used to receive the signal of the pressure monitoring module and send the signal to the wireless transmission module. The model of the pressure monitoring module is the sensor PMV-107J; the wireless transmission module adopts the serial port transceiver module RS232.
[0030] The above are only preferred specific implementation modes of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and concepts of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.
Claims
1. An intelligent control metering box, comprising a box body, characterized in that: The front and rear of the box body are both side wall-free structures, a vertical plate is fixedly arranged inside the box body, a front cavity is arranged in front of the vertical plate, a rear cavity is arranged behind the vertical plate, an automatic fire extinguishing assembly is arranged inside the box body and above the vertical plate; an auxiliary plate is detachably arranged inside the front cavity, the auxiliary plate includes an upper plate and a lower plate, a plurality of connecting holes are opened on the plate surface of the auxiliary plate, a left wire structure is arranged on the left side wall of the front cavity, and a right wire structure is arranged on the right side wall of the front cavity; an electric control device is arranged inside the rear cavity.
2. The intelligent control metering box according to claim 1 is characterized in that: The automatic fire extinguishing assembly includes a cylinder fixedly arranged on the top wall of the box body, dry powder is arranged inside the cylinder, an automatic rupture valve is arranged at the lower end of the cylinder, the automatic rupture valve includes a baffle fixedly arranged at the lower opening position of the cylinder, a through hole is opened on the plate surface of the baffle, a bursting tube is arranged in communication with the through hole, the lower end of the bursting tube is fixedly connected to a chassis, a plurality of connecting rods are fixedly connected to the peripheral side wall of the chassis, a surrounding ring fixedly connected to the cylinder is arranged on the peripheral side wall of the through hole, and the upper end of the connecting rod is fixedly connected to the surrounding ring.
3. The intelligent control metering box according to claim 2 is characterized in that: An inverted V-shaped expansion plate is arranged above the vertical plate, the left end of the expansion plate is fixedly connected to the left inner wall of the box body, the right end of the expansion plate is fixedly connected to the right inner wall of the box body, the middle position of the expansion plate is arranged corresponding to the upper end of the vertical plate, and a plurality of guide holes are opened on the plate surface of the expansion plate; the connecting rod includes a first rod, a second rod and a third rod, and an inverted inclined surface is arranged at the edge position of the chassis.
4. The intelligent control metering box according to claim 1 is characterized in that: The left wire structure includes a plurality of left transverse grooves opened on the left inner wall of the front cavity, and a left vertical groove connected to the front ends of the plurality of left transverse grooves, a left clamping assembly is arranged inside the left transverse groove; the left clamping assembly includes a left spring fixedly connected to the inner top wall of the left transverse groove, a left pressure plate is fixedly connected to the lower end of the left spring, an outer arc portion is arranged at the outer end of the left pressure plate, an inner arc portion is arranged at the inner end of the left pressure plate, and a left gap is arranged between the left pressure plate and the inner bottom surface of the left transverse groove.
5. The intelligent control metering box according to claim 1 is characterized in that: The right wire structure includes a plurality of right transverse grooves opened on the right inner wall of the front cavity, and a right vertical groove connected to the front ends of the plurality of right transverse grooves, and a right clamping assembly is arranged inside the right transverse groove; the right clamping assembly includes a right spring fixedly connected to the inner top wall of the right transverse groove, a right pressure plate is fixedly connected to the lower end of the right spring, an outer arc portion is arranged at the outer end of the right pressure plate, an inner arc portion is arranged at the inner end of the right pressure plate, and a right gap is arranged between the right pressure plate and the inner bottom surface of the right transverse groove.
6. The intelligent control metering box according to claim 4 or 5, characterized in that: The left spring or the right spring includes a front spring and a rear spring, and the front spring is arranged correspondingly to the rear spring; the arc surface area of the outer arc portion is smaller than the arc surface area of the inner arc portion; the connecting position of the left horizontal groove and the left vertical groove is provided with a left chamfered corner, and the connecting position of the right horizontal groove and the right vertical groove is provided with a right chamfered corner.
7. The intelligent control metering box according to claim 1 is characterized in that: The front side wall of the box body is provided with a front door, and the rear side wall of the box body is provided with a rear door; the vertical plate is arranged in the middle position of the box body, the left side wall of the vertical plate is fixedly connected to the left inner wall of the box body, and the right side wall of the vertical plate is fixedly connected to the right inner wall of the box body.
8. The intelligent control metering box according to claim 2 is characterized in that: The automatic fire extinguishing assembly comprises a pressure monitoring module disposed inside the cylinder, and the pressure monitoring module is used to monitor the air pressure inside the cylinder; The electronic control device includes an electronic control mainboard and a wireless transmission module, wherein the wireless transmission module is used to remotely transmit the signal received by the electronic control device to a mobile terminal; the electronic control mainboard is electrically connected to the pressure monitoring module, and is used to receive the signal from the pressure monitoring module and send the signal to the wireless transmission module.
9. The intelligent control metering box according to claim 8, characterized in that: The model of the pressure monitoring module is sensor PMV-107J; the wireless transmission module adopts serial port transceiver module RS232.