CN218568242U - High-voltage power-on teaching rack - Google Patents
High-voltage power-on teaching rack Download PDFInfo
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- CN218568242U CN218568242U CN202221896461.8U CN202221896461U CN218568242U CN 218568242 U CN218568242 U CN 218568242U CN 202221896461 U CN202221896461 U CN 202221896461U CN 218568242 U CN218568242 U CN 218568242U
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Abstract
The utility model discloses a high-voltage electrifying teaching rack, which relates to a teaching device, comprising a rack body, wherein a waist-shaped hole is arranged at the top of the rear end of the rack body, a vertical teaching board is arranged in the waist-shaped hole, the bottom end of the vertical teaching board is connected with a lifting structure which is arranged in the rack body and can drive the vertical teaching board to move up and down, a high-voltage electrifying primitive map is drawn on the front end surface of the vertical teaching board, and a high-voltage storage battery, an ammeter A, a voltmeter B, a voltmeter C, a resistor, a pressing switch A, a pressing switch B, a pressing switch C and a direct-current electric device are sequentially arranged at the top of the rack body; a wire storage box is further arranged on one side of the top of the rack body, and a plurality of wires are stored in the wire storage box; the utility model discloses can have the teaching of carrying out the electric system principle on the high pressure.
Description
Technical Field
The utility model relates to a teaching equipment especially relates to a teaching equipment of electric system on high pressure.
Background
According to the different modes of electrification of the new energy automobile, the new energy automobile is slightly different, but the mode of high voltage is basically the same on principle, and the mode of picture display is mostly adopted for teaching when the existing vocational colleges teach the high voltage system, but the teaching mode can not make students visually know and operate the corresponding system, is not beneficial to improving the practical ability of the students, and has general cognitive effect.
Although the patent CN110444069a discloses a new energy automobile high-voltage power-on practical training system, the connection relationship between each module and the control system and between the modules is concentrated on a teaching panel, so that students cannot separately train the principle and the actual operation, that is, when each component of the actual operation connection system is connected, the influence of the existing power grid system diagram on the panel is very easily caused, and the learning of corresponding contents is not facilitated.
The high-voltage power-on control practical training board disclosed by the patent CN209859339U also has the defects in CN110444069A, and the device cannot move, so that the device is not beneficial to cyclic development teaching in multiple classrooms.
Therefore, it is an urgent need to provide a teaching stand for a high voltage power-on system, which can realize the combination of theory and practice and separate teaching.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a teaching rack on high voltage to there is not enough technical problem in the teaching of electric system on the high voltage in solving prior art.
The utility model discloses a realize through following technical scheme:
a high-voltage electrifying teaching rack comprises a rack body, wherein a waist-shaped hole is formed in the top of the rear end of the rack body, a vertical teaching board is arranged in the waist-shaped hole, the bottom end of the vertical teaching board is connected with a lifting structure which is installed in the rack body and can drive the vertical teaching board to move up and down, a high-voltage electrifying primitive map is drawn on the front end surface of the vertical teaching board, and a high-voltage storage battery, an ammeter A, a voltmeter B, a voltmeter C, a resistor, a pressing switch A, a pressing switch B, a pressing switch C and direct-current electric equipment are sequentially installed on the top of the rack body; a wire storage box is further arranged on one side of the top of the rack body, and a plurality of wires are stored in the wire storage box.
Further, the ammeter A, the voltmeter B and the voltmeter C are sequentially installed on the top of the rack body on the front side of the waist-shaped hole in the extending direction of the waist-shaped hole, so that the whole formed by the ammeter A, the voltmeter B and the voltmeter C is a virtual whole A, the resistor is arranged on the front side of the virtual whole A, and the pressing switch A, the pressing switch B and the pressing switch C are sequentially arranged on the front side of the resistor in the extending direction of the waist-shaped hole; the high-voltage storage battery and the direct-current electric equipment are respectively arranged outside two ends of the virtual whole A in the extending direction of the waist-shaped hole.
Furthermore, pilot lamp A with two access ends arranged on the rack body is embedded in one side of the negative relay in the high-voltage upper-voltage physical diagram, pilot lamp B with two access ends arranged on the rack body is embedded in one side of the positive relay in the high-voltage upper-voltage physical diagram, and pilot lamp C with two access ends arranged on the rack body is embedded in one side of the pre-charging relay in the high-voltage upper-voltage physical diagram.
Further, an indicator lamp A is connected in series to the outer side of one end of the pressing switch A, an ammeter A is connected in series to the outer side of the other end of the pressing switch A, the indicator lamp A and the ammeter A form a virtual whole B, one of two ends of the virtual whole B is connected with a negative electrode access end of a high-voltage storage battery, the other end of the virtual whole B is connected with one end of a direct-current electric device, and the ammeter A is located between the high-voltage storage battery and the pressing switch A; the outer side of one end of the pressing switch B is connected with an indicator lamp B in series, one end of two ends of the pressing switch B and the indicator lamp B which form a whole is connected with an anode incoming end of a high-voltage storage battery, the other end of the two ends of the pressing switch B and the indicator lamp B is connected with the other end of direct-current electric equipment, the outer side of one end of the pressing switch C is connected with an indicator lamp C in series, the outer side of the other end of the pressing switch C is connected with a resistor in series, the whole formed by the pressing switch C, the indicator lamp C and the resistor is connected to the two ends of the pressing switch B and the indicator lamp B which form the whole in parallel, the anode incoming end of the high-voltage storage battery is also connected with one end of a voltmeter A, and the other end of the voltmeter A is connected with one end of the ammeter A which deviates from the high-voltage storage battery; push type switch C still is connected with voltmeter B's one end towards the tip of resistance, voltmeter B's the other end and pilot lamp A deviate from push type switch A's end connection, it has voltmeter C to connect in parallel on the both ends of direct current consumer.
The electric energy meter is characterized by further comprising a relay A, a relay B, a relay C and a low-voltage storage battery, wherein the relay A, the relay B and the relay C are sequentially arranged on the rack body between the resistor and the press switch B along the extending direction of the waist-shaped hole, one action end of the relay A is connected with one end of the direct-current electric equipment, and the other action end of the relay A is connected with the negative electrode access end of the high-voltage storage battery through an ammeter A; one action end of the relay B is connected with the positive electrode access end of the high-voltage storage battery, the other action end of the relay B is connected with the other end of the direct-current electric equipment, one action end of the relay C is connected with one end of the resistor, and the whole formed by the relay C and the resistor is connected to the two action ends of the relay B in parallel; the voltmeter A is connected in parallel at two ends of the high-voltage storage battery and the ammeter A which form a whole, one end of the voltmeter B is connected with the end part of the resistor facing to the relay C, the other end of the voltmeter B is connected with the action end of the relay A facing to the direct-current electric equipment, and the voltmeter C is connected in parallel at two ends of the direct-current electric equipment; the utility model discloses a low voltage battery's press type switch, including relay A's a control end, relay B's a control end and relay C's a control end all are connected with low voltage battery's negative pole incoming end, another control end and press type switch A's one end of relay A are connected, another control end and press type switch B's one end of relay B are connected, another control end and press type switch C's one end of relay C are connected, press type switch A's the other end passes through pilot lamp A and is connected with low voltage battery's anodal incoming end, press type switch B's the other end passes through pilot lamp B and is connected with low voltage battery's anodal incoming end, press type switch C's the other end passes through pilot lamp C and is connected with low voltage battery's anodal incoming end.
Further, an ammeter B embedded in the high-voltage upper-voltage electrical schematic diagram is further connected in series between the ammeter a and the high-voltage storage battery, a voltmeter D embedded in the high-voltage upper-voltage electrical schematic diagram is further connected in parallel at two ends of the voltmeter a, a voltmeter E embedded in the high-voltage upper-voltage electrical schematic diagram is further connected in parallel at two ends of the voltmeter B, and a voltmeter F embedded in the high-voltage upper-voltage electrical schematic diagram is further connected in parallel at two ends of the voltmeter C.
Further, universal wheels are installed at four corners of the bottom of the rack body.
Compared with the prior art, the utility model has the following advantages:
the utility model provides a high-voltage electrifying teaching rack which can effectively perform the teaching of a schematic diagram and actual wiring and is convenient for improving the teaching quality; the electrical components arranged can meet the requirement of autonomous wiring of students, and the practical ability of the students can be improved conveniently.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage power-on teaching stand provided in embodiment 1;
FIG. 2 is a schematic view showing the connection relationship between the electric components in embodiment 1;
fig. 3 is a schematic structural diagram of a high-voltage power-on teaching stand provided in embodiment 2;
fig. 4 is a schematic view of the connection relationship between the electrical components in embodiment 2.
In the figure: 1. a rack body; 2. a kidney-shaped hole; 3. a vertical teaching board; 4. a lifting structure; 5. a high-voltage battery; 6. an ammeter A; 7. a voltmeter A; 8. a voltmeter B; 9. a voltmeter C; 10. a resistance; 11. a push switch A; 12. a push switch B; 13. a push switch C; 14. a direct current electric device; 15. a wire storage box; 16. an indicator light A; 17. an indicator light B; 18. an indicator light C; 19. a relay A; 20. a relay B; 21. a relay C; 22. a low-voltage battery; 23. an ammeter B; 24. a voltmeter D; 25. a voltmeter E; 26. a voltmeter F; 27. a universal wheel.
Detailed Description
The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
With reference to fig. 1 and 2, the present embodiment provides a high-voltage power-on teaching rack, which includes a rack body 1, a high-voltage storage battery 5, an ammeter A6, a voltmeter A7, a voltmeter B8, a voltmeter C9, a resistor 10, a press switch a11, a press switch B12, a press switch C13, and a dc power-using device 14 are sequentially installed on the rack body 1, and a wire storage box 15 is installed on one side of the top of the rack body 1, and a plurality of wires are stored in the wire storage box 15, i.e., elements capable of constituting a high-voltage power-on system are provided, for convenience of teaching and practical tests, in the present embodiment, a waist-shaped hole 2 penetrating through the rack body 1 downward is further formed at the top of the rear end of the rack body 1, and a vertical teaching board 3 is provided in the waist-shaped hole 2, the bottom end of the vertical teaching board 3 is connected to a lifting structure 4 installed in the rack body 1 and capable of driving the rack body to move upward and downward, the lifting structure 4 can be a telescopic rod, an air cylinder, and the like capable of ascending and descending, and a high-voltage power-on the front end surface of the teaching board 3, a high-voltage power-on which a high-voltage power-on original chart is drawn;
thereby make vertical teaching board 3 stretch out waist type hole 2 and be in 1 tops of rack body when needs, the teacher of being convenient for combines the high voltage to go up the electrical theory picture and imparts knowledge to students, then makes 3 income rack body inner chambers of vertical teaching board when not needing, and the teacher of being convenient for examines the student with the help of the equipment at 1 tops of rack body, avoids the high voltage to go up the electrical theory picture and causes the influence to the examination.
According to the arrangement, when principle teaching is required, the vertical teaching plate 3 is lifted, and a high-voltage power-on system is assembled by combining equipment on the rack body 1, so that the teaching is conveniently combined with theory and practice; when the examination is needed, the vertical teaching board 3 is folded, so that students cannot refer to a high-voltage upper voltage rational diagram on the vertical teaching board 3, and the elements on the rack body 1 are used for conducting autonomous wiring, thereby being convenient for improving the cognitive and operational abilities of the students; the wire is convenient for the student and carries out the wiring exercise, and wire storage box 15 is convenient for put together accomodating of wire.
Secondly, in this embodiment, in order to keep the top of the rack body 1 clean, in this embodiment, the ammeter A6, the voltmeter A7, the voltmeter B8, and the voltmeter C9 are sequentially installed on the top of the rack body 1 at the front side of the waist-shaped hole 2 in the extending direction of the waist-shaped hole 2, the whole formed by the ammeter A6, the voltmeter A7, the voltmeter B8, and the voltmeter C9 is a virtual whole a, the resistor 10 is disposed at the front side of the virtual whole a, and the push switch a11, the push switch B12, and the push switch C13 are sequentially disposed at the front side of the resistor 10 in the extending direction of the waist-shaped hole 2; the high-voltage storage battery 5 and the direct-current electric equipment 14 are respectively arranged outside the two ends of the virtual whole A in the extending direction of the waist-shaped hole 2.
Make 1 top of rack body be convenient for keep clean and tidy through above-mentioned setting, the later stage wiring of being convenient for simultaneously.
In particular, in order to facilitate demonstration of a high-voltage electrifying process on a high-voltage upper-voltage electrical schematic diagram, in this embodiment, an indicator lamp a16 with two access ends arranged on the rack body 1 is embedded in one side of a negative relay in the high-voltage upper-voltage electrical schematic diagram, an indicator lamp B17 with two access ends arranged on the rack body 1 is embedded in one side of a positive relay in the high-voltage upper-voltage electrical schematic diagram, and an indicator lamp C18 with two access ends arranged on the rack body 1 is embedded in one side of a pre-charging relay in the high-voltage upper-voltage electrical schematic diagram, that is, when components on the rack body 1 are connected according to a circuit electrified under high voltage, three indicator lamps are connected into corresponding branches, so that the corresponding indicator lamps are turned on when corresponding switches work, thereby facilitating observation of the operation process of the high-voltage upper-voltage electrical schematic diagram (in the high-voltage upper-voltage electrical schematic diagram in fig. 1, the positive relay, the negative relay and the pre-charging relay are all represented by a simple diagram of a single-pole switch, thereby facilitating reduction of viewing difficulty of the schematic diagram, facilitating enhancement of understanding.
In particular, in order to reduce the difficulty in principle and practical teaching, in this embodiment, the components and the three indicator lights on the rack body 1 are initially connected in the following connection manner (and can be automatically connected or detached as required in the later stage):
namely: an indicator lamp A16 is connected in series on the outer side of one end of the pressing switch A11, an ammeter A6 is connected in series on the outer side of the other end of the pressing switch A11, the indicator lamp A16 and the ammeter A6 form a virtual whole B, one of two ends of the virtual whole B is connected with a negative electrode access end of the high-voltage storage battery 5, the other end of the virtual whole B is connected with one end of the direct-current electric equipment 14, and the ammeter A6 is located between the high-voltage storage battery 5 and the pressing switch A11; an indicator lamp B17 is connected in series with the outer side of one end of the pressing switch B12, one end of the two ends of the whole body formed by the pressing switch B12 and the indicator lamp B17 is connected with the positive electrode connecting end of the high-voltage storage battery 5, the other end of the two ends of the whole body formed by the pressing switch B12 and the indicator lamp B17 is connected with the other end of the direct-current electric equipment 14, the outer side of one end of the pressing switch C13 is connected in series with the indicator lamp C18, the outer side of the other end of the pressing switch C13 is connected in series with the resistor 10, the whole body formed by the pressing switch C13, the indicator lamp C18 and the resistor 10 is connected in parallel to the two ends of the whole body formed by the pressing switch B12 and the indicator lamp B17, the positive electrode connecting end of the high-voltage storage battery 5 is also connected with one end of the voltmeter A7, and the other end of the voltmeter A7 is connected with one end of the ammeter A6, which is far away from the high-voltage storage battery 5; the end of the push switch C13 facing the resistor 10 is further connected to one end of a voltmeter B8, the other end of the voltmeter B8 is connected to the end of the indicator light a16 away from the push switch a11, and two ends of the dc consumer 14 are connected in parallel to a voltmeter C9 (as shown in fig. 2).
Through above-mentioned setting, constitute high voltage power-on circuit promptly to the later stage theory of being convenient for combines the teaching with the reality, the corresponding position of high voltage power-on principle picture on the vertical teaching board 3 of equipment during operation on the rack body 1 is lighted to the setting of three pilot lamp, thereby the theoretical teaching of being convenient for.
In particular, in order to facilitate the movement of the apparatus, in the present embodiment, universal wheels 27 are installed on all four stirrers at the bottom of the stand body 1.
Example 2
In order to facilitate the process of low-voltage control of high voltage in the actual high-voltage power-on principle to be displayed and operated in combination with the accompanying fig. 3 and 4, in this embodiment, the device provided in embodiment 1 is improved, and the improvement specifically includes:
the rack body 1 is also provided with a relay A19, a relay B20, a relay C21 and a low-voltage storage battery 22, the relay A19, the relay B20 and the relay C21 are sequentially arranged on the rack body 1 between the resistor 10 and the press switch B12 along the extending direction of the waist-shaped hole 2, one action end of the relay A19 is connected with one end of the direct-current electric equipment 14, and the other action end of the relay A19 is connected with the negative electrode access end of the high-voltage storage battery 5 through an ammeter A6; one action end of the relay B20 is connected with the positive electrode access end of the high-voltage battery 5, the other action end of the relay B20 is connected with the other end of the direct-current electric equipment 14, one action end of the relay C21 is connected with one end of the resistor 10, and the whole formed by the relay C21 and the resistor 10 is connected to the two action ends of the relay B20 in parallel; the voltmeter A7 is connected in parallel at both ends of the high-voltage battery 5 and the ammeter A6 which are integrated, one end of the voltmeter B8 is connected with the end of the resistor 10 facing the relay C21, the other end is connected with the operating end of the relay a19 facing the dc electric device 14, and the voltmeter C9 is connected in parallel at both ends of the dc electric device 14; one control end of the relay a19, one control end of the relay B20, and one control end of the relay C21 are all connected to a negative electrode incoming end of the low-voltage battery 22, the other control end of the relay a19 is connected to one end of the push switch a11, the other control end of the relay B20 is connected to one end of the push switch B12, the other control end of the relay C21 is connected to one end of the push switch C13, the other end of the push switch a11 is connected to a positive electrode incoming end of the low-voltage battery 22 through the indicator lamp a16, the other end of the push switch B12 is connected to a positive electrode incoming end of the low-voltage battery 22 through the indicator lamp B17, and the other end of the push switch C13 is connected to a positive electrode incoming end of the low-voltage battery 22 through the indicator lamp C18 (see fig. 4).
Through the arrangement, the high-voltage power-on principle is further and truly restored, meanwhile, the working states of the relevant branches can be effectively displayed by means of the arrangement of the low-voltage storage battery 22 and the plurality of indicator lamps, meanwhile, the defect that three indicator lamps work in a high-voltage line in the embodiment 1 is overcome, and the safety of equipment is improved.
In particular, in order to show the dynamic changes of voltage and current on the high voltage upper electrical schematic diagram, in the present embodiment, an ammeter B23 embedded in the high voltage upper electrical schematic diagram is further connected in series between the ammeter A6 and the high voltage battery 5, a voltmeter D24 embedded in the high voltage upper electrical schematic diagram is further connected in parallel at both ends of the voltmeter A7, a voltmeter E25 embedded in the high voltage upper electrical schematic diagram is further connected in parallel at both ends of the voltmeter B8, and a voltmeter F26 embedded in the high voltage upper electrical schematic diagram is further connected in parallel at both ends of the voltmeter C9 (for example, three additional voltmeter and one ammeter are added in the high voltage upper electrical schematic diagram in fig. 3 compared with fig. 1, so that the corresponding current and voltage can be synchronously displayed in the high voltage upper electrical schematic diagram during the connection operation of the components on the gantry body 1, which is convenient for the teaching of theory and practice combination).
Namely, through the arrangement, the voltage and current changes in the control process can be conveniently displayed on the high-voltage upper-voltage principle graph.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A high-voltage electrifying teaching rack comprises a rack body and is characterized in that a waist-shaped hole is formed in the top of the rear end of the rack body, a vertical teaching board is arranged in the waist-shaped hole, the bottom end of the vertical teaching board is connected with a lifting structure which is arranged in the rack body and can drive the rack body to move up and down, a high-voltage electrifying rationale graph is drawn on the front end face of the vertical teaching board, and a high-voltage storage battery, an ammeter A, a voltmeter B, a voltmeter C, a resistor, a pressing switch A, a pressing switch B, a pressing switch C and direct-current electric equipment are sequentially arranged on the top of the rack body; a wire storage box is further arranged on one side of the top of the rack body, and a plurality of wires are stored in the wire storage box.
2. The teaching stand for high voltage electrification according to claim 1, wherein the ammeter a, the voltmeter B and the voltmeter C are sequentially mounted on the top of the stand body at the front side of the waist-shaped hole in the extending direction of the waist-shaped hole, so that the whole formed by the ammeter a, the voltmeter B and the voltmeter C is a virtual whole a, the resistor is arranged at the front side of the virtual whole a, and the press switch a, the press switch B and the press switch C are sequentially arranged at the front side of the resistor in the extending direction of the waist-shaped hole; the high-voltage storage battery and the direct-current electric equipment are respectively arranged outside two ends of the virtual whole A in the extending direction of the waist-shaped hole.
3. The teaching rack as claimed in claim 2, wherein an indicator lamp a with two terminals disposed on the rack body is embedded in one side of the negative relay in the high voltage upper voltage schematic diagram, an indicator lamp B with two terminals disposed on the rack body is embedded in one side of the positive relay in the high voltage upper voltage schematic diagram, and an indicator lamp C with two terminals disposed on the rack body is embedded in one side of the pre-charging relay in the high voltage upper voltage schematic diagram.
4. The teaching stand for high voltage power-on teaching of claim 3, wherein the outer side of one end of the pressing switch A is connected in series with an indicator lamp A, the outer side of the other end is connected in series with an ammeter A, the pressing switch A, the indicator lamp A and the ammeter A form a virtual whole B, one end of two ends of the virtual whole B is connected with the negative electrode connecting end of a high voltage storage battery, the other end of the virtual whole B is connected with one end of a direct current electric device, and the ammeter A is located between the high voltage storage battery and the pressing switch A; the outer side of one end of the pressing switch B is connected with an indicator lamp B in series, one end of two ends of the pressing switch B and the indicator lamp B which form a whole is connected with an anode incoming end of a high-voltage storage battery, the other end of the two ends of the pressing switch B and the indicator lamp B is connected with the other end of direct-current electric equipment, the outer side of one end of the pressing switch C is connected with an indicator lamp C in series, the outer side of the other end of the pressing switch C is connected with a resistor in series, the whole formed by the pressing switch C, the indicator lamp C and the resistor is connected to the two ends of the pressing switch B and the indicator lamp B which form the whole in parallel, the anode incoming end of the high-voltage storage battery is also connected with one end of a voltmeter A, and the other end of the voltmeter A is connected with one end of the ammeter A which deviates from the high-voltage storage battery; push type switch C still is connected with voltmeter B's one end towards the tip of resistance, voltmeter B's the other end and pilot lamp A deviate from push type switch A's end connection, it has voltmeter C to connect in parallel on the both ends of direct current consumer.
5. The high-voltage power-on teaching bench according to claim 3, further comprising a relay A, a relay B, a relay C and a low-voltage battery, wherein the relay A, the relay B and the relay C are sequentially arranged on the bench body between the resistor and the press switch B along the extending direction of the waist-shaped hole, one action end of the relay A is connected with one end of the direct-current electric equipment, and the other action end of the relay A is connected with the negative electrode access end of the high-voltage battery through an ammeter A; one action end of the relay B is connected with the positive electrode access end of the high-voltage storage battery, the other action end of the relay B is connected with the other end of the direct-current electric equipment, one action end of the relay C is connected with one end of the resistor, and the whole formed by the relay C and the resistor is connected to the two action ends of the relay B in parallel; the voltmeter A is connected in parallel at two ends of the high-voltage storage battery and the ammeter A which form a whole, one end of the voltmeter B is connected with the end part of the resistor facing to the relay C, the other end of the voltmeter B is connected with the action end of the relay A facing to the direct-current electric equipment, and the voltmeter C is connected in parallel at two ends of the direct-current electric equipment; the utility model discloses a low voltage battery's press type switch, including relay A's a control end, relay B's a control end and relay C's a control end all are connected with low voltage battery's negative pole incoming end, another control end and press type switch A's one end of relay A are connected, another control end and press type switch B's one end of relay B are connected, another control end and press type switch C's one end of relay C are connected, press type switch A's the other end passes through pilot lamp A and is connected with low voltage battery's anodal incoming end, press type switch B's the other end passes through pilot lamp B and is connected with low voltage battery's anodal incoming end, press type switch C's the other end passes through pilot lamp C and is connected with low voltage battery's anodal incoming end.
6. The teaching bench as claimed in claim 4 or 5, wherein an ammeter B embedded in the high-voltage upper-voltage electrical schematic diagram is connected in series between the ammeter A and the high-voltage battery, a voltmeter D embedded in the high-voltage upper-voltage electrical schematic diagram is connected in parallel at two ends of the voltmeter A, a voltmeter E embedded in the high-voltage upper-voltage electrical schematic diagram is connected in parallel at two ends of the voltmeter B, and a voltmeter F embedded in the high-voltage upper-voltage electrical schematic diagram is connected in parallel at two ends of the voltmeter C.
7. The high-voltage electrification teaching platform according to claim 5, wherein universal wheels are mounted at four corners of the bottom of the platform body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221896461.8U CN218568242U (en) | 2022-07-22 | 2022-07-22 | High-voltage power-on teaching rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221896461.8U CN218568242U (en) | 2022-07-22 | 2022-07-22 | High-voltage power-on teaching rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218568242U true CN218568242U (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221896461.8U Active CN218568242U (en) | 2022-07-22 | 2022-07-22 | High-voltage power-on teaching rack |
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| Country | Link |
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| CN (1) | CN218568242U (en) |
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2022
- 2022-07-22 CN CN202221896461.8U patent/CN218568242U/en active Active
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