CN217486031U - Auxiliary device is used in debugging of electric power secondary equipment - Google Patents

Auxiliary device is used in debugging of electric power secondary equipment Download PDF

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Publication number
CN217486031U
CN217486031U CN202221088270.9U CN202221088270U CN217486031U CN 217486031 U CN217486031 U CN 217486031U CN 202221088270 U CN202221088270 U CN 202221088270U CN 217486031 U CN217486031 U CN 217486031U
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China
Prior art keywords
shaped
mounting
lifting
box
auxiliary device
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Expired - Fee Related
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CN202221088270.9U
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Chinese (zh)
Inventor
邱佳
李伟
吴秀峰
江光先
丁进
胡荣杰
李晓黑
方俊
盛浩
王宇琴
裴磊
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Anqing Power Supply Co of State Grid Anhui Electric Power Co Ltd
Tongcheng Power Supply Co of State Grid Anhui Electric Power Co Ltd
State Grid Corp of China
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Anqing Power Supply Co of State Grid Anhui Electric Power Co Ltd
Tongcheng Power Supply Co of State Grid Anhui Electric Power Co Ltd
State Grid Corp of China
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Application filed by Anqing Power Supply Co of State Grid Anhui Electric Power Co Ltd, Tongcheng Power Supply Co of State Grid Anhui Electric Power Co Ltd, State Grid Corp of China filed Critical Anqing Power Supply Co of State Grid Anhui Electric Power Co Ltd
Priority to CN202221088270.9U priority Critical patent/CN217486031U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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Abstract

本实用新型提供一种电力二次设备调试用辅助装置,包括:升降箱;安装板,其设置有两个,两个安装板均固定连接于升降箱的侧壁之间;升降机构,设于升降箱两个安装板上;安装机构,设于升降机构上,升降机构用以实现安装机构的升降;调节机构,设于安装机构上;绝缘夹板,其设置有两个,两个安装机构对称设置于调节机构上,调节机构用以调节两个绝缘夹板的间距,本实用新型通过齿轮转动可以实现两个齿条同时反向移动,通过L型安装块移动可以实现绝缘夹板移动,通过两个绝缘夹板可以固定住调试设备,可以解决现有技术中的电力二次设备调试的设备型号种类多,没有相应的辅助装置便于辅助不同型号的调试设备进行使用的问题。

Figure 202221088270

The utility model provides an auxiliary device for debugging electric secondary equipment, comprising: a lifting box; two mounting plates are provided, and the two mounting plates are fixedly connected between the side walls of the lifting box; There are two mounting plates for the lifting box; the mounting mechanism is arranged on the lifting mechanism, and the lifting mechanism is used to realize the lifting and lowering of the mounting mechanism; the adjusting mechanism is arranged on the mounting mechanism; the insulating splint is provided with two, and the two mounting mechanisms are symmetrical It is arranged on the adjustment mechanism, and the adjustment mechanism is used to adjust the distance between the two insulating splints. The utility model can realize the simultaneous reverse movement of the two racks through the rotation of the gears, and the movement of the insulating splint can be realized through the movement of the L-shaped mounting block. The insulating splint can fix the debugging equipment, and can solve the problem that there are many types of equipment for debugging power secondary equipment in the prior art, and there is no corresponding auxiliary device to facilitate the use of different types of debugging equipment.

Figure 202221088270

Description

Auxiliary device is used in debugging of electric power secondary equipment
Technical Field
The utility model belongs to the electric power engineering field, concretely relates to auxiliary device is used in debugging of electric power secondary equipment.
Background
The secondary electric power equipment is auxiliary equipment for monitoring, measuring, controlling, protecting and regulating the primary equipment in the electric power system. I.e. devices that are not directly connected to the generation of electrical energy. And the electric power secondary equipment needs to be debugged after being installed to ensure normal use.
At present, among the prior art, the equipment of power secondary equipment debugging is more dispersed, and the equipment model kind of power secondary equipment debugging is many, does not have the debugging equipment of corresponding auxiliary device to be convenient for supplementary different models to use, so needs an auxiliary device for power secondary equipment debugging.
Disclosure of Invention
An object of the utility model is to provide an auxiliary device is used in debugging of electric power secondary equipment, the equipment model that aims at solving the electric power secondary equipment debugging among the prior art is of many kinds, does not have the problem that the debugging equipment of the different models of corresponding auxiliary device is convenient for assist uses.
In order to achieve the above object, the utility model provides a following technical scheme:
an auxiliary device for debugging electric power secondary equipment, comprising:
a lifting box;
the two mounting plates are arranged and fixedly connected between the side walls of the lifting box;
the lifting mechanism is arranged on the two mounting plates of the lifting box;
the mounting mechanism is arranged on the lifting mechanism, and the lifting mechanism is used for realizing lifting of the mounting mechanism;
the adjusting mechanism is arranged on the mounting mechanism; and
the two insulating clamping plates are arranged, the two mounting mechanisms are symmetrically arranged on the adjusting mechanism, and the adjusting mechanism is used for adjusting the distance between the two insulating clamping plates.
As a preferred scheme, elevating system includes lifting unit and positive reverse motor, lifting unit sets up on two mounting panels, lifting unit is connected with installation mechanism, positive reverse motor fixed connection is in the lower inner wall of lifting box, and just positive reverse motor's output is connected with lifting unit.
As a preferred scheme, the lift part includes lead screw sliding sleeve, slide bar and lead screw, the slide bar is provided with two, two the equal fixed connection of slide bar is between two mounting panels, the lead screw rotates to be connected between two mounting panels, and the one end of lead screw rotates the downside that runs through one of them mounting panel and extend to one of them mounting panel, lead screw sliding sleeve cover is located on two slide bars, and threaded connection between lead screw sliding sleeve and the lead screw.
As a preferred scheme of the utility model, installation mechanism includes bracing piece and install bin, the bracing piece is provided with two, two the equal fixed connection of bracing piece is in the upper end of lead screw sliding sleeve, and just two equal activities of bracing piece run through one of them mounting panel and cage and extend to the upside of cage, install bin fixed connection is in the upper end of two bracing pieces.
As a preferred scheme of the utility model, adjustment mechanism includes adjusting part and electric telescopic handle, adjusting part sets up on the install bin, and adjusting part all is connected with two insulating splint, electric telescopic handle fixed connection is in the lower inner wall of install bin, and electric telescopic handle's extension end is connected with adjusting part.
As a preferable proposal of the utility model, the adjusting component comprises a T-shaped chute, an L-shaped mounting block, a gear, a rack and a T-shaped sliding block, the number of the T-shaped sliding chutes is two, the two T-shaped sliding chutes are both arranged on the lower inner wall of the installation box, the number of the T-shaped sliding blocks is two, each T-shaped sliding block is connected in each T-shaped sliding groove in a sliding manner, two L-shaped mounting blocks are arranged, each L-shaped mounting block is fixedly connected with the upper end of each T-shaped sliding block, the upper end of each L-shaped mounting block movably penetrates through the mounting box and extends to the upper side of the mounting box, the gear is rotatably connected between the upper inner wall and the lower inner wall of the mounting box through a rotating shaft, the rack is provided with two, the end part of each rack (15) is correspondingly connected with one L-shaped mounting block (13) in a T-shaped fixed mode, and each rack is meshed with the gear.
As an optimal scheme of the utility model, four universal wheels of the lower extreme fixedly connected with of cage.
As an optimized scheme of the utility model, the side fixedly connected with insulating handrail of cage.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in this scheme, can realize L type installation piece through the electric telescopic handle extension and remove, remove through L type installation piece and can realize rack removal, remove through the rack and can realize gear revolve, can realize two racks simultaneous reverse movement through gear revolve, remove through L type installation piece and can realize insulating splint and remove, can fix debugging equipment through two insulating splint.
2. In this scheme, through T type slider sliding connection in T type spout, can improve the stability that insulating splint removed, the output through positive reverse motor rotates and can realize that the lead screw rotates, rotates through the lead screw and can realize that the lead screw sliding sleeve goes up and down, goes up and down through the lead screw sliding sleeve and can realize that the install bin goes up and down, goes up and down through the install bin and can adjust debugging equipment's height.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the lift box of the present invention;
fig. 3 is a schematic structural view of the mounting plate of the present invention;
fig. 4 is a sectional view of the installation box of the present invention;
fig. 5 is a schematic structural diagram of the L-shaped mounting block of the present invention.
In the figure: 1. a lifting box; 2. a universal wheel; 3. an insulated armrest; 4. installing a box; 5. an insulating clamping plate; 6. a screw rod sliding sleeve; 7. a slide bar; 8. a support bar; 9. a screw rod; 10. a positive and negative rotation motor; 11. mounting a plate; 12. a T-shaped chute; 13. an L-shaped mounting block; 14. a gear; 15. a rack; 16. a T-shaped slider; 17. an electric telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious 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.
The embodiment is as follows:
referring to fig. 1-5, the technical solution provided by this embodiment is as follows:
an auxiliary device for debugging electric power secondary equipment comprises:
a lifting box 1;
two mounting plates 11 are arranged, and the two mounting plates 11 are fixedly connected between the side walls of the lifting box 1;
the lifting mechanism is arranged on the two mounting plates 11 of the lifting box 1;
the mounting mechanism is arranged on the lifting mechanism, and the lifting mechanism is used for realizing the lifting of the mounting mechanism;
the adjusting mechanism is arranged on the mounting mechanism; and
and the two insulating clamping plates 5 are arranged, the two mounting mechanisms are symmetrically arranged on the adjusting mechanism, and the adjusting mechanism is used for adjusting the distance between the two insulating clamping plates 5.
In the embodiment of the present invention, two mounting plates 11 are used to connect two sliding rods 7, and each insulating clamping plate 5 is fixedly connected to the upper end of each L-shaped mounting block 13.
Specifically, elevating system includes lifting unit and positive and negative motor 10, and lifting unit sets up on two mounting panels 11, and lifting unit is connected with installation mechanism, and positive and negative motor 10 fixed connection is in the lower inner wall of lift case 1, and positive and negative motor 10's output is connected with lifting unit.
The utility model discloses an in the embodiment, positive reverse motor 10's output and lead screw 9 fixed connection, output and lead screw 9 fixed connection through positive reverse motor 10 can realize lead screw 9 positive reverse.
Specifically, the lifting component includes lead screw sliding sleeve 6, slide bar 7 and lead screw 9, and slide bar 7 is provided with two, and two equal fixed connection of slide bar 7 are between two mounting panels 11, and lead screw 9 rotates to be connected between two mounting panels 11, and the one end of lead screw 9 rotates and runs through one of them mounting panel 11 and extend to the downside of one of them mounting panel 11, and lead screw sliding sleeve 6 cover is located on two slide bars 7, and threaded connection between lead screw sliding sleeve 6 and the lead screw 9.
The utility model discloses an in the embodiment, two slide bars 7 are used for connecting lead screw sliding sleeve 6, through threaded connection between lead screw 9 and the lead screw sliding sleeve 6, can realize that lead screw 9 rotates and drives lead screw sliding sleeve 6 and go up and down.
Specifically, installation mechanism includes bracing piece 8 and install bin 4, and bracing piece 8 is provided with two, and two equal fixed connection of bracing piece 8 are in the upper end of lead screw sliding sleeve 6, and two equal activities of bracing piece 8 run through one of them mounting panel 11 and lift bin 1 and extend to the upside of lift bin 1, and install bin 4 fixed connection is in the upper end of two bracing pieces 8.
The utility model discloses an in the embodiment, through fixed connection between lead screw sliding sleeve 6 and the bracing piece 8, can realize that lead screw sliding sleeve 6 goes up and down to drive bracing piece 8 and go up and down, two bracing pieces 8 are used for connecting install bin 4.
Concretely, adjustment mechanism includes adjustment part and electric telescopic handle 17, and adjustment part sets up on install bin 4, and adjustment part all is connected with two insulating splint 5, and electric telescopic handle 17 fixed connection is in the lower inner wall of install bin 4, and electric telescopic handle 17's extension end is connected with adjustment part.
The utility model discloses a specific embodiment, electric telescopic handle 17's extension end and one of them L type installation piece 13 fixed connection, through electric telescopic handle 17's extension end and one of them L type installation piece 13 fixed connection, can realize that one of them L type installation piece 13 removes, electric telescopic handle 17 should with external power source electric connection, electric telescopic handle 17's theory of operation and inner structure are technical staff's common general knowledge in the field, therefore no longer describe herein.
Specifically, the adjusting component includes two T-shaped sliding grooves 12, two L-shaped mounting blocks 13, two gears 14, two racks 15 and two T-shaped sliding blocks 16, where the two T-shaped sliding grooves 12 are all formed in the lower inner wall of the mounting box 4, the two T-shaped sliding blocks 16 are formed in the mounting box 4, each T-shaped sliding block 16 is connected in each T-shaped sliding groove 12 in a sliding manner, the two L-shaped mounting blocks 13 are formed in the mounting box 4, each L-shaped mounting block 13 is fixedly connected to the upper end of each T-shaped sliding block 16, the upper end of each L-shaped mounting block 13 movably penetrates through the mounting box 4 and extends to the upper side of the mounting box 4, the gears 14 are rotatably connected between the upper inner wall and the lower inner wall of the mounting box 4 through rotating shafts, the two racks 15 are formed in a corresponding manner, and each end of each rack 15 is fixedly connected with one L-shaped mounting block (13), and each rack 15 is meshed with the gear 14.
The utility model discloses an in the embodiment, T type spout 12 is used for sliding connection T type slider 16, T type slider 16 is used for connecting L type installation piece 13, through fixed connection between L type installation piece 13 and the rack 15, can realize that L type installation piece 13 removes and drives rack 15 and remove, because gear 14 all with two rack 15 intermeshing, can realize two rack 15 while reverse direction removal, through fixed connection between L type installation piece 13 and the insulating splint 5, can realize that L type installation piece 13 removes and drives insulating splint 5 and remove.
Specifically, the lower end of the lifting box 1 is fixedly connected with four universal wheels 2.
In the embodiment of the utility model, through the setting of universal wheel 2 be convenient for remove cage 1.
Specifically, the side end of the lifting box 1 is fixedly connected with an insulating handrail 3.
In the embodiment of the utility model, the setting through insulating handrail 3 is convenient for promote the lift box 1 and remove.
The utility model provides an auxiliary device for debugging of electric power secondary equipment's theory of operation or working process do: the positive and negative rotation motor 10 is started, the output end of the positive and negative rotation motor 10 rotates to drive the lead screw 9 to rotate, the lead screw 9 rotates to drive the lead screw sliding sleeve 6 to ascend, the lead screw sliding sleeve 6 ascends to drive the two supporting rods 8 to ascend, the two supporting rods 8 ascend to drive the installation box 4 to ascend, the installation box 4 ascends to drive the two insulating clamp plates 5 to ascend, the electric telescopic rod 17 contracts to drive the L-shaped installation block 13 to move, the L-shaped installation block 13 moves to drive the rack 15 to move, the rack 15 moves to drive the gear 14 to rotate, the gear 14 rotates to drive the two racks 15 to reversely move simultaneously, the T-shaped sliding block 16 slides in the T-shaped sliding groove 12 to improve the stability of the movement of the L-shaped installation block 13, the L-shaped installation block 13 moves to drive the insulating clamp plates 5 to move, and the two insulating clamp plates 5 move to clamp the equipment.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1.一种电力二次设备调试用辅助装置,其特征在于,包括:1. an auxiliary device for commissioning of secondary power equipment, characterized in that, comprising: 升降箱(1);lift box (1); 安装板(11),其设置有两个,两个所述安装板(11)均固定连接于升降箱(1)的侧壁之间;Two mounting plates (11) are provided, and the two mounting plates (11) are fixedly connected between the side walls of the lift box (1); 升降机构,设于升降箱(1)内的两个安装板(11)上;The lifting mechanism is arranged on the two mounting plates (11) in the lifting box (1); 安装机构,设于升降机构上,所述升降机构用以实现安装机构的升降;The installation mechanism is arranged on the lifting mechanism, and the lifting mechanism is used to realize the lifting and lowering of the installation mechanism; 调节机构,设于安装机构上;以及an adjustment mechanism on the mounting mechanism; and 绝缘夹板(5),其设置有两个,两个所述安装机构对称设置于调节机构上,所述调节机构用以调节两个绝缘夹板(5)的间距。Two insulating splints (5) are provided, and the two mounting mechanisms are symmetrically arranged on the adjusting mechanism, and the adjusting mechanisms are used to adjust the distance between the two insulating splints (5). 2.根据权利要求1所述的一种电力二次设备调试用辅助装置,其特征在于:所述升降机构包括升降部件和正反转电机(10),所述升降部件设置于两个安装板(11)上,所述升降部件与安装机构连接,所述正反转电机(10)固定连接于升降箱(1)的下内壁,且正反转电机(10)的输出端与升降部件连接。2. The auxiliary device for debugging power secondary equipment according to claim 1, wherein the lifting mechanism comprises a lifting component and a forward and reverse rotation motor (10), and the lifting component is arranged on two mounting plates (10). 11), the lifting component is connected with the installation mechanism, the forward and reverse rotation motor (10) is fixedly connected to the lower inner wall of the lifting box (1), and the output end of the forward and reverse rotation motor (10) is connected with the lifting component. 3.根据权利要求2所述的一种电力二次设备调试用辅助装置,其特征在于:所述升降部件包括丝杆滑套(6)、滑杆(7)和丝杆(9),所述滑杆(7)设置有两个,两个所述滑杆(7)均固定连接于两个安装板(11)之间,所述丝杆(9)转动连接于两个安装板(11)之间,且丝杆(9)的一端转动贯穿其中一个安装板(11)并延伸至其中一个安装板(11)的下侧,所述丝杆滑套(6)套设于两个滑杆(7)上,且丝杆滑套(6)与丝杆(9)之间螺纹连接。3. The auxiliary device for debugging electric secondary equipment according to claim 2, wherein the lifting component comprises a screw sliding sleeve (6), a sliding rod (7) and a screw (9), The sliding rods (7) are provided with two, the two sliding rods (7) are fixedly connected between the two mounting plates (11), and the screw rods (9) are rotatably connected to the two mounting plates (11). ), and one end of the lead screw (9) rotates through one of the mounting plates (11) and extends to the underside of one of the mounting plates (11), the lead screw sliding sleeve (6) is sleeved on the two sliding on the rod (7), and the screw sliding sleeve (6) and the screw rod (9) are threadedly connected. 4.根据权利要求3所述的一种电力二次设备调试用辅助装置,其特征在于:所述安装机构包括支撑杆(8)和安装箱(4),所述支撑杆(8)设置有两个,两个所述支撑杆(8)均固定连接于丝杆滑套(6)的上端,且两个支撑杆(8)均活动贯穿其中一个安装板(11)和升降箱(1)并延伸至升降箱(1)的上侧,所述安装箱(4)固定连接于两个支撑杆(8)的上端。4. An auxiliary device for debugging power secondary equipment according to claim 3, characterized in that: the installation mechanism comprises a support rod (8) and an installation box (4), and the support rod (8) is provided with Two, the two support rods (8) are fixedly connected to the upper end of the screw sleeve (6), and the two support rods (8) are movable through one of the mounting plates (11) and the lift box (1) and extends to the upper side of the lift box (1), and the installation box (4) is fixedly connected to the upper ends of the two support rods (8). 5.根据权利要求4所述的一种电力二次设备调试用辅助装置,其特征在于:所述调节机构包括调节部件和电动伸缩杆(17),所述调节部件设置于安装箱(4)上,且调节部件均与两个绝缘夹板(5)连接,所述电动伸缩杆(17)固定连接于安装箱(4)的下内壁,且电动伸缩杆(17)的伸长端与调节部件连接。5. An auxiliary device for debugging power secondary equipment according to claim 4, characterized in that: the adjustment mechanism comprises an adjustment part and an electric telescopic rod (17), and the adjustment part is arranged in the installation box (4) and the adjustment parts are connected with two insulating splints (5), the electric telescopic rod (17) is fixedly connected to the lower inner wall of the installation box (4), and the extension end of the electric telescopic rod (17) is connected to the adjustment part connect. 6.根据权利要求5所述的一种电力二次设备调试用辅助装置,其特征在于:所述调节部件包括T型滑槽(12)、L型安装块(13)、齿轮(14)、齿条(15)和T型滑块(16),所述T型滑槽(12)设置有两个,两个所述T型滑槽(12)均开设于安装箱(4)的下内壁,所述T型滑块(16)设置有两个,每个所述T型滑块(16)均滑动连接于每个T型滑槽(12)内,所述L型安装块(13)设置有两个,每个所述L型安装块(13)均固定连接于每个T型滑块(16)的上端,且每个L型安装块(13)的上端均活动贯穿安装箱(4)并延伸至安装箱(4)的上侧,所述齿轮(14)通过转轴转动连接于安装箱(4)的上下内壁之间,所述齿条(15)设置有两个,每个所述齿条(15)的端部对应与一个L型安装块(13)形成T字形固定连接,且每个齿条(15)均与齿轮(14)相互啮合。6. An auxiliary device for debugging power secondary equipment according to claim 5, characterized in that: the adjustment component comprises a T-shaped chute (12), an L-shaped mounting block (13), a gear (14), A rack (15) and a T-shaped sliding block (16), two T-shaped sliding grooves (12) are provided, and both of the T-shaped sliding grooves (12) are opened on the lower inner wall of the installation box (4). , the T-shaped sliding block (16) is provided with two, each of the T-shaped sliding block (16) is slidably connected to each T-shaped sliding groove (12), the L-shaped mounting block (13) Two are provided, each of the L-shaped installation blocks (13) is fixedly connected to the upper end of each T-shaped slider (16), and the upper end of each L-shaped installation block (13) is movable through the installation box (13). 4) and extend to the upper side of the installation box (4), the gear (14) is rotatably connected between the upper and lower inner walls of the installation box (4) through the rotating shaft, the racks (15) are provided with two, each The end of the rack (15) forms a T-shaped fixed connection with an L-shaped mounting block (13) correspondingly, and each rack (15) meshes with the gear (14). 7.根据权利要求6所述的一种电力二次设备调试用辅助装置,其特征在于:所述升降箱(1)的下端固定连接有四个万向轮(2)。7 . The auxiliary device for debugging electric secondary equipment according to claim 6 , wherein four universal wheels ( 2 ) are fixedly connected to the lower end of the lift box ( 1 ). 8 . 8.根据权利要求7所述的一种电力二次设备调试用辅助装置,其特征在于:所述升降箱(1)的侧端固定连接有绝缘扶手(3)。8 . The auxiliary device for debugging power secondary equipment according to claim 7 , wherein an insulating handrail ( 3 ) is fixedly connected to the side end of the lift box ( 1 ). 9 .
CN202221088270.9U 2022-05-09 2022-05-09 Auxiliary device is used in debugging of electric power secondary equipment Expired - Fee Related CN217486031U (en)

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CN202221088270.9U CN217486031U (en) 2022-05-09 2022-05-09 Auxiliary device is used in debugging of electric power secondary equipment

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Application Number Priority Date Filing Date Title
CN202221088270.9U CN217486031U (en) 2022-05-09 2022-05-09 Auxiliary device is used in debugging of electric power secondary equipment

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