CN109545026A - A kind of electrical employee training device that safety is good - Google Patents

A kind of electrical employee training device that safety is good Download PDF

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Publication number
CN109545026A
CN109545026A CN201811520404.8A CN201811520404A CN109545026A CN 109545026 A CN109545026 A CN 109545026A CN 201811520404 A CN201811520404 A CN 201811520404A CN 109545026 A CN109545026 A CN 109545026A
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Prior art keywords
piston
pulley
rotating shaft
training device
shaft
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CN201811520404.8A
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CN109545026B (en
Inventor
虞昉
贾红波
方韧杰
叶技
周铝洪
丁琰
丁一琰
刘鸿磊
徐琦
刘敉华
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Zhejiang Yuyao Power Supply Co Ltd
Ningbo Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Zhejiang Yuyao Power Supply Co Ltd
Ningbo Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Priority to CN201811520404.8A priority Critical patent/CN109545026B/en
Publication of CN109545026A publication Critical patent/CN109545026A/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B9/00Simulators for teaching or training purposes
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B23/00Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
    • G09B23/06Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
    • G09B23/18Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
    • G09B23/188Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for motors; for generators; for power supplies; for power distribution

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  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Algebra (AREA)
  • Power Engineering (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Rehabilitation Tools (AREA)

Abstract

本发明提供一种安全性好的电力员工培训装置,拔梢杆上安装有耐张顶架,耐张顶架内设有伸缩腔,伸缩腔内壁上设有第二滑槽,第二滑槽内设有第三滑轮,第三滑轮上安装有连杆,连杆上安装有绝缘滑块,绝缘滑块远离耐张顶架的一侧安装有延伸板,延伸板上通过第四转轴旋转安装有衔接块,第四转轴的两端通过螺栓固定在衔接块上,衔接块内设有安装腔,延伸板位于安装腔内,衔接块上转动安装有绝缘子串安装座,绝缘子串安装座上安装有绝缘子串,绝缘子串上连接有导线,绝缘子串安装座上安装有安装板,安装板上安装有红外感应灯,安装板上安装有红外报警器。本发明的电力员工培训装置方便了电力员工的培训操作,提高了电力培训过程中的安全性。

The invention provides an electric employee training device with good safety. A tension-resistant top frame is installed on the pin-pulling rod, a telescopic cavity is arranged in the tension-resistant top frame, and a second chute is arranged on the inner wall of the telescopic cavity. There is a third pulley inside, a connecting rod is installed on the third pulley, an insulating slider is installed on the connecting rod, and an extension plate is installed on the side of the insulating slider away from the tensile top frame, and the extension plate is rotatably installed through the fourth rotating shaft There is a connecting block, both ends of the fourth rotating shaft are fixed on the connecting block by bolts, the connecting block is provided with an installation cavity, the extension plate is located in the installation cavity, the connecting block is rotatably installed with an insulator string mounting seat, which is installed on the insulator string mounting seat. There are insulator strings, wires are connected to the insulator strings, a mounting plate is mounted on the mounting seat of the insulator string, an infrared sensor lamp is mounted on the mounting plate, and an infrared alarm is mounted on the mounting plate. The electric power employee training device of the invention facilitates the electric power employee's training operation and improves the safety in the electric power training process.

Description

A kind of electrical employee training device that safety is good
Technical field
The present invention relates to the good electrical employee training devices of the technical field of power equipment more particularly to a kind of safety.
Background technique
Carrying out safety training to electric operating personnel is to improve operator quality, it is ensured that its personal safety guarantees electric power System one of the important means of is safely, effectively run.Currently, mostly being used in the training of electric power safety and operation both at home and abroad Be a kind of teacher-centered tradition training, only a kind of combination of simple text and operation film, so that entire trained Journey lacks trainee and is difficult to be participated by the first visual angle.This training method to be full of in electric power safety training process It is uninteresting and dull;Additionally, due to the high risk sexual of electric power operation, the inconvenience of operation make in entire training process there is Certain insecurity factor.So needing to develop a kind of electrical employee training device that safety is good in the prior art to solve Problem.
Summary of the invention
The purpose of the present invention is to provide a kind of good electrical employee training devices of safety, facilitate the training of electrical employee Instruction operation, improves the safety during training on electric power.
In order to achieve the above object, the present invention adopts the following technical scheme: a kind of safety it is good electrical employee training dress It sets, including tapered pole, strain insulator upper frame is installed on the tapered pole, is equipped with telescopic cavity, the telescopic cavity in the strain insulator upper frame Inner wall is equipped with second sliding slot, and third pulley is equipped in the second sliding slot, is equipped with connecting rod, the company on the third pulley Insulation sliding block is installed, the insulation sliding block is equipped with extension board far from the side of strain insulator upper frame, leads on the extension board on bar It crosses the 4th shaft and is rotatably installed with connecting block, the both ends of the 4th shaft are bolted in connecting block, the linking Installation cavity is equipped in block, the extension board is located in installation cavity, and the connecting block passes through first rotating shaft far from one end of extension board It is rotatably equipped with insulator chain mounting base, insulator chain is installed in the insulator chain mounting base, is connected on the insulator chain It is connected to conducting wire, mounting plate is installed in the insulator chain mounting base, infrared induction lamp mounting base is installed on the mounting plate, Infrared induction lamp is installed in the infrared induction lamp mounting base, IR intrusion detector is installed on the mounting plate.
Further, the tapered pole is equipped with first sliding groove, and first pulley and second is equipped in the first sliding groove and is slided It takes turns, carrying platform is installed in the second pulley, support frame is installed in the first pulley, support frame as described above and carrying are flat Platform connects, and the hydraulic pump for driving first pulley and second pulley to slide is equipped on the tapered pole.
Further, link installation axle is installed on the carrying platform, link is installed in the link installation axle.
Further, guardrail is installed on the carrying platform.
Further, the central symmetry on the tapered pole relative to strain insulator upper frame is equipped with rotary sleeve, the rotation First piston is equipped with by the second shaft on axle sleeve, the first piston is equipped with first piston far from the side of rotary sleeve Axis, the first piston axis are equipped with second piston far from the side of first piston, and the second piston is pacified by third shaft Dress on a mounting board, is equipped with hydraulic pump on the tapered pole.
Further, the first spring is equipped between the first piston and second piston, and the first spring is socketed in first The periphery of piston shaft.
Further, it is symmetrically installed with limit plate relative to rotary sleeve on the tapered pole, the rotary sleeve is close The side of limit plate is equipped with third piston, and the third piston is equipped with second piston axis, institute far from the side of rotary sleeve It states second piston axis and the 4th piston, side of the 4th piston far from second piston axis is installed far from the side of third piston Idler wheel mounting base is installed, idler wheel is equipped with by the 5th shaft in the idler wheel mounting base, the idler wheel is close to limit plate Arrangement.
Further, second spring is equipped between the third piston and the 4th piston, and second spring is socketed in second The periphery of piston shaft.
After adopting the above technical scheme, the present invention has the advantage that
1, by being equipped with telescopic cavity in strain insulator upper frame, the cavity wall that stretches is equipped with second sliding slot, is equipped in second sliding slot Third pulley, insulation sliding block are slided by third pulley along second sliding slot direction, realize the telescopic adjustment of insulator chain, convenient The training operation of electrical employee, while infrared induction lamp being installed in insulator chain mounting base, it is surveyed and is grasped by infrared induction lamp inspection Whether close make personnel, when operator close to when, can be detected by infrared induction lamp, and pass through IR intrusion detector report It is alert, improve the safety during training on electric power.
2, by being equipped with first sliding groove on tapered pole, and drive first pulley and second pulley sliding first by hydraulic pump It is slided on slot, realizes and electrical employee is delivered to corresponding height gives operation training, substantially increase electrical employee training work The efficiency and safety of industry.
3, by installing link by link installation axle on the carrying platform, electrical employee training Job Operations work is facilitated Hanging up for tool, improves the efficiency and safety of training.
4, by installing guardrail on the carrying platform, safety when electric power personnel operation is improved.
5, rotary sleeve is equipped with by the central symmetry on tapered pole relative to strain insulator upper frame, passed through on rotary sleeve Second shaft is equipped with first piston, first piston axis and second piston, is matched by first piston, first piston axis and second piston Conjunction forms buffer gear, stability when insulator chain rotation is realized by buffer gear, when insulator chain damage being avoided to influence Training on electric power effect, while also improving safety when training on electric power.
6, by being equipped with the first spring between first piston and second piston, further damping is realized by the first spring Effect realizes stability when insulator chain rotation, training on electric power effect when insulator chain damage being avoided to influence, while Improve safety when training on electric power.
7, by being symmetrically installed with limit plate relative to rotary sleeve on tapered pole, and in rotary sleeve close to limit plate Side installation third piston, second piston axis and the 4th piston, by third piston, second piston axis and the 4th piston with cooperation It for buffer gear, and is contacted by idler wheel with limit plate, during being limited to rotary sleeve, is further improved absolutely Stability when edge substring rotates, further improves safety when training on electric power.
8, it by being equipped with second spring between third piston and the 4th piston, is further improved by second spring realization Stability when insulator chain rotates, further improves safety when training on electric power.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is a kind of front view structure signal of the good electrical employee training device of safety of the proposition of the embodiment of the present invention one Figure;
Fig. 2 is the partial enlargement diagram in Fig. 1 at A;
Fig. 3 is the partial enlargement diagram in Fig. 1 at B.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.It is to be appreciated that following "upper", Indicating positions or the position such as "lower", "left", "right", " longitudinal direction ", " transverse direction ", "inner", "outside", "vertical", "horizontal", "top", "bottom" The word for setting relationship is based only upon orientation or positional relationship shown in the drawings, only for the purposes of the description present invention and simplifies description, and It is not that device/element of indication or suggestion meaning must have a particular orientation or be constructed and operated in a specific orientation, therefore It is not considered as limiting the invention.
Embodiment one
As shown in Figure 1-3, the present invention provides a kind of electrical employee training device that safety is good, including tapered pole 1, taper Strain insulator upper frame 13 is installed on bar 1, telescopic cavity 12 is equipped in strain insulator upper frame 13,12 inner wall of telescopic cavity is equipped with second sliding slot 15, It is equipped with third pulley 16 in second sliding slot 15, connecting rod 11 is installed on third pulley 16, insulation sliding block 14 is installed on connecting rod 11, Insulation sliding block 14 is equipped with extension board 31 far from the side of strain insulator upper frame 13, passes through the rotation installation of the 4th shaft 33 on extension board 31 There is connecting block 34, the both ends of the 4th shaft 33 are bolted in connecting block 34, and installation cavity 35 is equipped in connecting block 34, is prolonged It stretches plate 31 to be located in installation cavity 35, the one end of connecting block 34 far from extension board 31 is rotatably equipped with insulator by first rotating shaft 17 It goes here and there mounting base 23, insulator chain 24 is installed in insulator chain mounting base 23, conducting wire 25, insulator are connected on insulator chain 24 Mounting plate 21 is installed in string mounting base 23, infrared induction lamp mounting base 27, the installation of infrared induction lamp are installed on mounting plate 21 Infrared induction lamp 26 is installed on seat 27, IR intrusion detector 44 is installed on mounting plate 21.By being equipped in strain insulator upper frame 13 Telescopic cavity 12,12 inner wall of telescopic cavity are equipped with second sliding slot 15, and third pulley 16 is equipped in second sliding slot 15, and insulation sliding block 14 is logical It crosses third pulley 16 to slide along 15 direction of second sliding slot, realizes the telescopic adjustment of insulator chain, facilitate the training of electrical employee Instruction operation, while infrared induction lamp 26 being installed in insulator chain mounting base 27, detecting operator by infrared induction lamp 26 is It is no close, when operator close to when, can be detected, and alarmed by IR intrusion detector 44, be mentioned by infrared induction lamp 26 Safety during high training on electric power.
In the present embodiment, tapered pole 1 is equipped with first sliding groove 8, and first pulley 2 and second is equipped in first sliding groove 8 and is slided 7 are taken turns, carrying platform 5 is installed in second pulley 7, support frame 4 is installed in first pulley 2, support frame 4 and carrying platform 5 connect It connects, the hydraulic pump 3 for driving first pulley 2 and second pulley 7 to slide is installed on tapered pole 1.By being set on tapered pole 1 There is first sliding groove 8, and drive first pulley 2 and second pulley 7 to slide in first sliding groove 8 by hydraulic pump 3, realizes electric power Employee is delivered to corresponding height and gives operation training, substantially increases the efficiency and safety of electrical employee training operation.
In the present embodiment, link installation axle 9 is installed on carrying platform 5, link 10 is installed in link installation axle 9. By installing link 10 by link installation axle 9 on carrying platform 5, the extension of electrical employee training Job Operations tool is facilitated It puts, improves the efficiency and safety of training.
In the present embodiment, guardrail 6 is installed on carrying platform 5.By installing guardrail 6 on carrying platform 5, improve Safety when electric power personnel operate.
In the present embodiment, the central symmetry on tapered pole 1 relative to strain insulator upper frame 13 is equipped with rotary sleeve 18, rotation First piston 20 is equipped with by the second shaft 19 on axle sleeve 18, first piston 20 is equipped with the far from the side of rotary sleeve 18 One piston shaft 29, first piston axis 29 are equipped with second piston 28 far from the side of first piston 20, and second piston 28 passes through the Three shafts 22 are mounted on mounting plate 21, and hydraulic pump 3 is equipped on tapered pole 1.By on tapered pole 1 relative to strain insulator upper frame 13 central symmetry is equipped with rotary sleeve 18, passes through the second shaft 19 on rotary sleeve 18 and is equipped with first piston 20, first Piston shaft 29 and second piston 28 cooperatively form buffer gear by first piston 20, first piston axis 29 and second piston 28, by Buffer gear realizes stability when insulator chain 24 rotates, the training on electric power effect when damage of insulator chain 24 being avoided to influence Fruit, while also improving safety when training on electric power.
In the present embodiment, the first spring 30, and 30 sets of the first spring are equipped between first piston 20 and second piston 28 It connects in the periphery of first piston axis 29.By being equipped with the first spring 30 between first piston 20 and second piston 28, by first Spring 30 realizes further cushioning effect, realizes stability when insulator chain 24 rotates, insulator chain 24 is avoided to damage Training on electric power effect when influence, while also improving safety when training on electric power.
In the present embodiment, it is symmetrically installed with limit plate 43 relative to rotary sleeve 18 on tapered pole 1, rotary sleeve 18 leans on The side of nearly limit plate 43 is equipped with third piston 36, and third piston 36 is equipped with second piston far from the side of rotary sleeve 18 Axis 37, second piston axis 37 are equipped with the 4th piston 40 far from the side of third piston 36, and the 4th piston 40 is far from second piston The side of axis 37 is equipped with idler wheel mounting base 40, passes through the 5th shaft 41 in idler wheel mounting base 40 and is equipped with idler wheel 42, idler wheel 42 It is close to arrangement with limit plate 43.By being symmetrically installed with limit plate 43 relative to rotary sleeve 18 on tapered pole 1, and rotating Axle sleeve 18 close to the side of limit plate 43 installation third piston 36, second piston axis 37 and the 4th piston 40, by third piston 36, Second piston axis 37 and the cooperation of the 4th piston 40 are used as buffer gear, and are contacted by idler wheel 42 with limit plate 43, to rotation During axle sleeve 18 is limited, stability when insulator chain 24 rotates is further improved, electric power is further improved Safety when training.
In the present embodiment, second spring 38, and 38 sets of second spring are equipped between third piston 36 and the 4th piston 39 It connects in the periphery of second piston axis 37.By being equipped with second spring 38 between third piston 36 and the 4th piston 39, by second Spring 38 realizes the stability further improved when insulator chain 24 rotates, further improves safety when training on electric power Property.
In addition to above preferred embodiment, there are other embodiments of the invention, and those skilled in the art can be according to this Invention makes various changes and modifications, and as long as it does not depart from the spirit of the invention, should belong to appended claims of the present invention and determines The range of justice.

Claims (8)

1.一种安全性好的电力员工培训装置,其特征在于,包括拔梢杆,所述拔梢杆上安装有耐张顶架,所述耐张顶架内设有伸缩腔,所述伸缩腔内壁上设有第二滑槽,所述第二滑槽内设有第三滑轮,所述第三滑轮上安装有连杆,所述连杆上安装有绝缘滑块,所述绝缘滑块远离耐张顶架的一侧安装有延伸板,所述延伸板上通过第四转轴旋转安装有衔接块,所述第四转轴的两端通过螺栓固定在衔接块上,所述衔接块内设有安装腔,所述延伸板位于安装腔内,所述衔接块远离延伸板的一端通过第一转轴转动安装有绝缘子串安装座,所述绝缘子串安装座上安装有绝缘子串,所述绝缘子串上连接有导线,所述绝缘子串安装座上安装有安装板,所述安装板上安装有红外感应灯安装座,所述红外感应灯安装座上安装有红外感应灯,所述安装板上安装有红外报警器。1. A safety-good power employee training device is characterized in that it comprises a pin-pulling rod, a tension-resistant top frame is installed on the said pin-pulling rod, and a telescopic cavity is provided in the tension-resistant top frame, and the telescopic A second chute is arranged on the inner wall of the cavity, a third pulley is arranged in the second chute, a connecting rod is installed on the third pulley, an insulating slider is installed on the connecting rod, and the insulating slider is installed An extension plate is installed on the side away from the tensile top frame, and a connecting block is rotatably installed on the extending plate through a fourth rotating shaft, and both ends of the fourth rotating shaft are fixed on the connecting block by bolts. There is an installation cavity, the extension plate is located in the installation cavity, the end of the connecting block away from the extension plate is rotated and installed with an insulator string mounting seat through the first rotating shaft, and an insulator string is installed on the insulator string mounting seat, and the insulator string is installed on the insulator string. A wire is connected on the insulator string mounting seat, a mounting plate is installed on the insulator string mounting seat, an infrared sensor lamp mounting seat is installed on the mounting plate, an infrared sensor lamp is installed on the infrared sensor lamp mounting seat, and an infrared sensor lamp is installed on the mounting plate. There are infrared alarms. 2.根据权利要求1所述的安全性好的电力员工培训装置,其特征在于,所述拔梢杆上设有第一滑槽,所述第一滑槽内设有第一滑轮和第二滑轮,所述第二滑轮上安装有承载平台,所述第一滑轮上安装有支撑架,所述支撑架与承载平台连接,所述拔梢杆上安装有用于驱动第一滑轮和第二滑轮滑动的液压泵。2 . The safe electric employee training device according to claim 1 , wherein a first chute is provided on the tip-pulling rod, and a first pulley and a second chute are provided in the first chute. 3 . Pulley, a bearing platform is installed on the second pulley, a support frame is installed on the first pulley, the support frame is connected with the bearing platform, and a pin pulling rod is installed on the rod for driving the first pulley and the second pulley Sliding hydraulic pump. 3.根据权利要求2所述的安全性好的电力员工培训装置,其特征在于,所述承载平台上安装有挂环安装轴,所述挂环安装轴上安装有挂环。3 . The safe electric employee training device according to claim 2 , wherein a hanging ring installation shaft is installed on the bearing platform, and a hanging ring is installed on the hanging ring installation shaft. 4 . 4.根据权利要求2所述的安全性好的电力员工培训装置,其特征在于,所述承载平台上安装有护栏。4 . The safe electric employee training device according to claim 2 , wherein a guardrail is installed on the carrying platform. 5 . 5.根据权利要求1所述的安全性好的电力员工培训装置,其特征在于,所述拔梢杆上相对于耐张顶架的中心对称安装有旋转轴套,所述旋转轴套上通过第二转轴安装有第一活塞,所述第一活塞远离旋转轴套的一侧安装有第一活塞轴,所述第一活塞轴远离第一活塞的一侧安装有第二活塞,所述第二活塞通过第三转轴安装在安装板上,所述拔梢杆上安装有液压泵。5 . The safe electric employee training device according to claim 1 , wherein a rotating shaft sleeve is symmetrically installed on the tip pulling rod relative to the center of the tensile top frame, and the rotating shaft sleeve passes through the rotating shaft sleeve. 6 . A first piston is installed on the second shaft, a first piston shaft is installed on the side of the first piston away from the rotating sleeve, and a second piston is installed on the side of the first piston shaft away from the first piston. The two pistons are mounted on the mounting plate through the third rotating shaft, and a hydraulic pump is mounted on the pin pulling rod. 6.根据权利要求5所述的安全性好的电力员工培训装置,其特征在于,所述第一活塞和第二活塞之间设有第一弹簧,且第一弹簧套接在第一活塞轴的外周。6 . The safe electric employee training device according to claim 5 , wherein a first spring is arranged between the first piston and the second piston, and the first spring is sleeved on the first piston shaft. 7 . the periphery. 7.根据权利要求1所述的安全性好的电力员工培训装置,其特征在于,所述拔梢杆上相对于旋转轴套对称安装有限位板,所述旋转轴套靠近限位板的一侧安装有第三活塞,所述第三活塞远离旋转轴套的一侧安装有第二活塞轴,所述第二活塞轴远离第三活塞的一侧安装有第四活塞,所述第四活塞远离第二活塞轴的一侧安装有滚轮安装座,所述滚轮安装座上通过第五转轴安装有滚轮,所述滚轮与限位板紧贴布置。7. The safe electric employee training device according to claim 1, wherein a limit plate is symmetrically installed on the tip-pulling rod relative to the rotating shaft sleeve, and the rotating shaft sleeve is close to a position of the limit plate. A third piston is installed on the side, a second piston shaft is installed on the side of the third piston away from the rotating sleeve, and a fourth piston is installed on the side of the second piston shaft away from the third piston. A roller mounting seat is installed on the side away from the second piston shaft, a roller is mounted on the roller mounting seat through the fifth rotating shaft, and the roller is arranged in close contact with the limit plate. 8.根据权利要求7所述的安全性好的电力员工培训装置,其特征在于,所述第三活塞和第四活塞之间设有第二弹簧,且第二弹簧套接在第二活塞轴的外周。8 . The safe electric employee training device according to claim 7 , wherein a second spring is arranged between the third piston and the fourth piston, and the second spring is sleeved on the second piston shaft. 9 . the periphery.
CN201811520404.8A 2018-12-12 2018-12-12 Electric power staff training set that security is good Active CN109545026B (en)

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Cited By (4)

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CN110322745A (en) * 2019-07-03 2019-10-11 国家电网有限公司 A kind of multi-functional wire jumper installation and maintenance training device
CN110594550A (en) * 2019-08-30 2019-12-20 国网浙江杭州市富阳区供电有限公司 Image acquisition assembly based on image and inertia measurement unit
CN110992789A (en) * 2019-11-19 2020-04-10 宁海县雁苍山电力建设有限公司 A training device for live replacement of tensile rod insulator strings
CN115273353A (en) * 2022-06-28 2022-11-01 国网浙江余姚市供电有限公司 Movable type electric power business handling teller warehouse

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