CN111596095A - Automatic testing arrangement of distribution terminal - Google Patents
Automatic testing arrangement of distribution terminal Download PDFInfo
- Publication number
- CN111596095A CN111596095A CN202010450271.2A CN202010450271A CN111596095A CN 111596095 A CN111596095 A CN 111596095A CN 202010450271 A CN202010450271 A CN 202010450271A CN 111596095 A CN111596095 A CN 111596095A
- Authority
- CN
- China
- Prior art keywords
- box body
- fixedly connected
- distribution terminal
- automatic testing
- power distribution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses an automatic testing device of a power distribution terminal, which comprises a lower box body, wherein the rear side of the top of the lower box body is hinged with an upper box body, the left side and the right side of the back of the upper box body are fixedly connected with an installing mechanism, the installing mechanism comprises a connecting seat, the upper side and the lower side of the connecting seat are fixedly connected with suckers, the connecting seat comprises a seat body, the upper side and the lower side of the front surface of the seat body are respectively provided with a clamping groove, the inner sides of the two seat bodies are respectively and fixedly connected with a supporting plate through two fixed rods, the inner sides of the supporting plates are positioned on the two fixed rods and are connected with a push plate in a sliding way, the middle part of the outer side of the push plate is rotatably connected with a screw rod, the two ends of the inner side of the push plate are respectively and fixedly connected with an inserting rod, the testing efficiency of the working personnel is ensured.
Description
Technical Field
The invention relates to a power distribution device, in particular to an automatic testing device of a power distribution terminal.
Background
The power distribution refers to a link which is directly connected with a user in a power system and distributes power to the user, and the power distribution system is composed of a power distribution substation, a high-voltage distribution line, a distribution transformer, a low-voltage distribution line and corresponding control protection equipment.
The operation that distribution work is complete needs the organic interconnection and the operation of mutually coordinating of a plurality of systems, therefore, before the engineering is carried out, generally need test the whole line before the power transmission, along with the rapid development of science and technology, portable distribution terminal tester has now, the operating personnel of being convenient for carry, the in-process of carrying out the whole line test has improved work efficiency greatly, but current tester does not have quick fixed function, carry out the in-process of testing at operating personnel, be unfavorable for operating personnel to operate and number of degrees, influence detection efficiency, for this reason, we design an automatic testing arrangement that distribution is important, solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide an automatic testing device of a power distribution terminal, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic testing device of a power distribution terminal comprises a lower box body,
the rear side of the top of the lower box body is hinged with an upper box body,
the left side and the right side of the back surface of the upper box body are both fixedly connected with an installation mechanism,
the mounting mechanism comprises a connecting seat which is provided with a connecting hole,
the upper and lower sides of the connecting seat are fixedly connected with suckers,
the connecting seat comprises a seat body which is provided with a plurality of connecting holes,
the upper and lower sides of the front surface of the seat body are both provided with a clamping groove,
the inner sides of the two seat bodies are fixedly connected with a supporting plate through two fixing rods,
a push plate is connected on the inner side of the supporting plate and positioned on the two fixed rods in a sliding way,
the middle part of the outer side of the push plate is rotationally connected with a screw rod,
the both ends of push pedal inboard all fixedly connected with inserted bar.
As a further scheme of the invention: through being provided with installation mechanism, can realize installing fast and fixed to the tester main part through connecting seat and sucking disc to the staff's of being convenient for operation and reading in the testing process have guaranteed staff's efficiency of software testing, and the while operation is convenient fast, has improved the convenience of using.
Further, the lower box body comprises a box seat,
the left side and the right side in the box seat are both fixedly connected with a clapboard,
wire grooves are respectively arranged between the outer sides of the two clapboards and the box seat,
and a control panel and a wiring board are fixedly arranged between the inner sides of the two partition plates and the box base.
Furthermore, the upper box body comprises a box cover,
the inside fixed mounting of lid has the display screen.
Furthermore, the two sides of the front surface of the lower box body and the two sides of the top of the upper box body are fixedly provided with a buckle lock.
Further, handles are movably mounted on the front face of the lower box body and the top of the upper box body.
Furthermore, two sides of the inner part between the lower box body and the upper box body are movably provided with a support frame, the bottom end of the support frame is hinged on the side wall of the inner part of the lower box body,
the left and right side walls in the upper box body are both provided with a strip-shaped groove,
and the top end of the supporting frame is slidably arranged in the strip-shaped groove.
Further, the suction cup comprises a shell body,
a guide rod penetrates through the middle part of the shell,
the bottom of the guide rod is fixedly connected with a rubber mat,
the top of the shell is hinged with a pull rod through a hinge lug.
Furthermore, the bottom of the hinge lug is fixedly connected with the top of the shell,
the top of the guide rod penetrates through the hinge lug and is movably connected with the hinge lug.
Furthermore, the top of the pull rod is fixedly connected with a jack,
the pull rod is matched with the clamping groove, and the jack is matched with the inserted bar.
As a further scheme of the invention: through being provided with pull rod and draw-in groove, can fix the sucking disc on waiting to detect the cabinet door of circuit, carry on spacingly through the draw-in groove to the pull rod simultaneously to guarantee that the pull rod can not lead to the sucking disc gas leakage because of not hard up, avoid appearing the condition of fixed insecure, improved the steadiness and the security of installation.
Furthermore, the outer end of the screw rod penetrates through the supporting plate, extends to the outer side of the supporting plate and is in threaded connection with the supporting plate, and the outer end of the screw rod is fixedly connected with a knob.
Compared with the prior art, the tester main body is quickly installed and fixed through the connecting seat and the sucker by the aid of the installation mechanism, operation and reading of operators are facilitated in a testing process, testing efficiency of workers is guaranteed, operation is quick and convenient, and use convenience is improved.
Drawings
Fig. 1 is a schematic diagram of an internal structure of an automatic testing apparatus for a power distribution terminal.
Fig. 2 is an external structural diagram of an automatic testing device of a power distribution terminal.
Fig. 3 is a schematic structural diagram of an upper box body in an automatic testing device of a power distribution terminal.
Fig. 4 is a schematic structural diagram of a lower box in an automatic testing apparatus for a power distribution terminal.
FIG. 5 is a schematic structural diagram of a mounting mechanism in an automated testing apparatus for an electrical distribution terminal.
Fig. 6 is a schematic structural diagram of a connecting socket in an automatic testing apparatus for a power distribution terminal.
Fig. 7 is a schematic structural diagram of a chuck in an automatic testing device of a power distribution terminal.
In the figure: 1. a lower box body;
2. an upper box body;
3. locking;
4. a handle;
5. an installation mechanism;
6. a box base;
7. a partition plate;
8. a wire slot;
9. a control panel;
10. a wiring board;
11. a box cover;
12. a display screen;
13. a connecting seat;
14. a suction cup;
15. a base body;
16. a card slot;
17. fixing the rod;
18. a support plate;
19. pushing the plate;
20. a screw;
21. inserting a rod;
22. a housing;
23. a guide bar;
24. a rubber pad;
25. a hinge ear;
26. a pull rod;
27. and (4) inserting the jack.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-7, an automatic testing device for a power distribution terminal comprises a lower box body 1, an upper box body 2 is hinged on the rear side of the top of the lower box body 1, a buckle lock 3 is fixedly arranged on each of the two sides of the front of the lower box body 1 and the two sides of the top of the upper box body 2, a handle 4 is movably arranged on each of the front of the lower box body 1 and the top of the upper box body 2, a support frame is movably arranged on each of the two sides of the inner part between the lower box body 1 and the upper box body 2, the bottom end of the support frame is hinged on the side wall of the inner part of the lower box body 1, strip-shaped grooves are respectively arranged on the left side wall and the right side wall of the inner part of the upper box body 2, the top end of the support frame is slidably arranged in the strip-shaped grooves, the lower box body 1 comprises a box base 6, partition plates 7 are fixedly connected on the left side and the right side of the inner part of, the upper box body 2 comprises a box cover 11, a display screen 12 is fixedly arranged in the box cover 11, the left side and the right side of the back surface of the upper box body 2 are fixedly connected with an installation mechanism 5, the installation mechanism 5 comprises a connecting seat 13, the upper side and the lower side of the connecting seat 13 are fixedly connected with suckers 14, each sucker 14 comprises a shell 22, a guide rod 23 penetrates through the middle of the shell 22, the bottom of each guide rod 23 is fixedly connected with a rubber pad 24, the top of the shell 22 is hinged with a pull rod 26 through a hinge lug 25, the bottom of the hinge lug 25 is fixedly connected with the top of the shell 22, the top of each guide rod 23 penetrates through the hinge lug 25 and is movably connected with the hinge lug 25, the connecting seat 13 comprises a seat body 15, the upper side and the lower side of the front surface of the seat body 15 are respectively provided with a clamping groove 16, the inner sides of the, the middle part of the outer side of the push plate 19 is rotatably connected with a screw rod 20, the outer end of the screw rod 20 penetrates through the support plate 18 and extends to the outer side of the support plate 18 and is in threaded connection with the support plate 18, the outer end of the screw rod 20 is fixedly connected with a knob, both ends of the inner side of the push plate 19 are fixedly connected with insertion rods 21, the top of the pull rod 26 is fixedly connected with a jack 27, the pull rod 26 is matched with the clamping groove 16, the jack 27 is matched with the insertion rods 21, through the arrangement of the installation mechanism 5, the tester main body can be quickly installed and fixed through the connecting seat 13 and the suction disc 14, so that the operation and reading of an operator are convenient in the test process, the test efficiency of the operator is ensured, the operation is quick and convenient, the use convenience is improved, through the arrangement of the pull rod 26 and the clamping groove 16, the suction disc, so as to ensure that the pull rod 26 cannot cause air leakage of the suction cup 14 due to looseness, avoid the condition of weak fixation, and improve the stability and safety of installation.
The working principle of the invention is as follows: in the installation process of the invention, firstly, a debugging person moves to the distribution terminal to be detected, after a cabinet door is opened, the debugging person can lift the tester main body to a certain height through the lifting handle 4 to adapt to the debugging person for convenient operation, then the tester main body is fixed through the mounting mechanisms 5 on the two sides, the debugging person contacts and presses the bottom surface of the suction cup 14 with the inner wall of the cabinet door, the suction cup 14 is tightly attached to the distribution terminal cabinet door through bending the pull rod 26 inwards, the guide rod 23 moves downwards under the action of the hinge lug 25 in the bending process of the pull rod 26, the guide rod 23 pushes the rubber pad 24 to move downwards, the shell 22 limits the rubber pad 24, then the bent pull rod 26 is clamped in the clamping groove 16 by the operator, the push plate 19 slides inwards 17 along the fixed rod by rotating the screw rod 20, and simultaneously the push plate 19 drives the insertion rods 21 on the two sides to be inserted in the insertion holes 27 of the pull rod 26, thereby accomplish spacingly to pull rod 26, guaranteed the steadiness of installation, operating personnel opens the tester at last, under the effect of support frame, goes up box body 2 and is ninety degrees distribution with lower box body 1, and the debugging personnel takes out the test wire in the wire casing 8 to be connected wiring board 10 with the distribution terminal who waits to detect through the wire, the tester begins work, and the testing personnel can carry out the reading operation through display screen 12 at last, in order to compare test data.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (10)
1. The utility model provides an automatic testing arrangement at distribution terminal, includes box body (1) down, the rear side at box body (1) top articulates down has last box body (2), its characterized in that, the equal fixedly connected with installation mechanism (5) in left and right both sides at last box body (2) back, installation mechanism (5) include connecting seat (13), the equal fixedly connected with sucking disc (14) in upper and lower both sides of connecting seat (13), connecting seat (13) include pedestal (15), draw-in groove (16) have all been seted up to the positive upper and lower both sides of pedestal (15), two the inboard of pedestal (15) all is through two dead lever (17) fixedly connected with backup pad (18), the inboard of backup pad (18) just lies in sliding connection has push pedal (19) on two dead lever (17), the middle part in the push pedal (19) outside rotates and is connected with screw rod (20), the two ends of the inner side of the push plate (19) are fixedly connected with inserted rods (21).
2. The automatic testing device of the power distribution terminal according to claim 1, wherein the lower box body (1) comprises a box base (6), the left side and the right side of the inside of the box base (6) are fixedly connected with partition plates (7), a wire slot (8) is respectively formed between the outer sides of the two partition plates (7) and the box base (6), and a control panel (9) and a wiring board (10) are fixedly installed between the inner sides of the two partition plates (7) and the box base (6).
3. The automatic testing device of the power distribution terminal according to claim 1, wherein the upper box body (2) comprises a box cover (11), and a display screen (12) is fixedly installed inside the box cover (11).
4. The automatic testing device of the power distribution terminal according to claim 1, wherein the two sides of the front surface of the lower box body (1) and the two sides of the top of the upper box body (2) are fixedly provided with the snap locks (3).
5. The automatic testing device of the power distribution terminal according to claim 1, wherein the front surface of the lower box body (1) and the top of the upper box body (2) are both movably provided with a handle (4).
6. The automatic testing device of the power distribution terminal according to claim 1, wherein a supporting frame is movably mounted at two inner sides between the lower box body (1) and the upper box body (2), the bottom end of the supporting frame is hinged to the side wall inside the lower box body (1), strip-shaped grooves are formed in the left side wall and the right side wall inside the upper box body (2), and the top end of the supporting frame is slidably mounted in the strip-shaped grooves.
7. The automatic testing device of the power distribution terminal according to claim 1, wherein the suction cup (14) comprises a housing (22), a guide rod (23) penetrates through the middle of the housing (22), a rubber pad (24) is fixedly connected to the bottom of the guide rod (23), and a pull rod (26) is hinged to the top of the housing (22) through a hinge lug (25).
8. The automatic testing device of the power distribution terminal according to claim 7, wherein the bottom of the hinge lug (25) is fixedly connected to the top of the housing (22), and the top of the guide rod (23) penetrates through the hinge lug (25) and is movably connected with the hinge lug (25).
9. The automatic testing device of the power distribution terminal according to claim 7, wherein a jack (27) is fixedly connected to the top of the pull rod (26), the pull rod (26) is adapted to the slot (16), and the jack (27) is adapted to the plug rod (21).
10. The automatic testing device of the power distribution terminal according to claim 1, wherein the outer end of the screw rod (20) extends to the outer side of the supporting plate (18) through the supporting plate (18) and is in threaded connection with the supporting plate (18), and the outer end of the screw rod (20) is fixedly connected with a knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010450271.2A CN111596095A (en) | 2020-05-25 | 2020-05-25 | Automatic testing arrangement of distribution terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010450271.2A CN111596095A (en) | 2020-05-25 | 2020-05-25 | Automatic testing arrangement of distribution terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111596095A true CN111596095A (en) | 2020-08-28 |
Family
ID=72181524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010450271.2A Pending CN111596095A (en) | 2020-05-25 | 2020-05-25 | Automatic testing arrangement of distribution terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111596095A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116027069A (en) * | 2023-02-17 | 2023-04-28 | 国网山西省电力公司长治供电公司 | Automatic detection device for waist-hung power distribution terminal |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5345170A (en) * | 1992-06-11 | 1994-09-06 | Cascade Microtech, Inc. | Wafer probe station having integrated guarding, Kelvin connection and shielding systems |
| CN1810452A (en) * | 2005-12-15 | 2006-08-02 | 马志杰 | Anti-theft chuck never becoming loose |
| CN200989364Y (en) * | 2006-12-06 | 2007-12-12 | 付铁娟 | Suction disc type fixing base |
| US20110193561A1 (en) * | 2010-02-10 | 2011-08-11 | Sunpower Corporation | Chucks for supporting solar cell in hot spot testing |
| CN103411787A (en) * | 2013-08-20 | 2013-11-27 | 山东省特种设备检验研究院聊城分院 | Detector and detecting method for three parameters of escalator |
| CN105179440A (en) * | 2015-07-22 | 2015-12-23 | 中山市太力家庭用品制造有限公司 | Suction cup high in adsorption capacity |
| CN206411167U (en) * | 2017-01-17 | 2017-08-15 | 泌阳县教师进修学校 | A kind of universal meter with fixed cover |
| CN206546447U (en) * | 2017-03-16 | 2017-10-10 | 江苏尚飞光电科技有限公司 | A kind of U-shaped detection means of multipurpose |
| CN207408487U (en) * | 2017-11-23 | 2018-05-25 | 方圆广电检验检测股份有限公司 | A kind of contact resistance tester based on voltage drop method |
| CN207440166U (en) * | 2017-11-30 | 2018-06-01 | 新疆瑞锦工程技术服务有限公司 | The automatic checkout equipment that a kind of power equipment is safeguarded |
| CN207992350U (en) * | 2018-04-05 | 2018-10-19 | 夏涛 | A kind of electric power power utility check device |
| CN208140910U (en) * | 2018-04-25 | 2018-11-23 | 江西华东电气有限公司 | Digital distribution line failure pointer detection system |
| CN109813527A (en) * | 2019-03-17 | 2019-05-28 | 南安建金工业设计有限公司 | A kind of optical fiber simulated experiment data analysis set-up |
| CN209070018U (en) * | 2018-10-30 | 2019-07-05 | 四川新君达永业科技有限公司 | A kind of high-pressure type Insulation Resistance Tester |
| CN209207518U (en) * | 2018-11-02 | 2019-08-06 | 深圳市方创建筑科技有限公司 | A kind of safety partition detection robot |
| CN209525391U (en) * | 2018-12-12 | 2019-10-22 | 中国南方电网有限责任公司超高压输电公司贵阳局 | A kind of contactless portable circuit resistance tester |
-
2020
- 2020-05-25 CN CN202010450271.2A patent/CN111596095A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5345170A (en) * | 1992-06-11 | 1994-09-06 | Cascade Microtech, Inc. | Wafer probe station having integrated guarding, Kelvin connection and shielding systems |
| CN1810452A (en) * | 2005-12-15 | 2006-08-02 | 马志杰 | Anti-theft chuck never becoming loose |
| CN200989364Y (en) * | 2006-12-06 | 2007-12-12 | 付铁娟 | Suction disc type fixing base |
| US20110193561A1 (en) * | 2010-02-10 | 2011-08-11 | Sunpower Corporation | Chucks for supporting solar cell in hot spot testing |
| CN103411787A (en) * | 2013-08-20 | 2013-11-27 | 山东省特种设备检验研究院聊城分院 | Detector and detecting method for three parameters of escalator |
| CN105179440A (en) * | 2015-07-22 | 2015-12-23 | 中山市太力家庭用品制造有限公司 | Suction cup high in adsorption capacity |
| CN206411167U (en) * | 2017-01-17 | 2017-08-15 | 泌阳县教师进修学校 | A kind of universal meter with fixed cover |
| CN206546447U (en) * | 2017-03-16 | 2017-10-10 | 江苏尚飞光电科技有限公司 | A kind of U-shaped detection means of multipurpose |
| CN207408487U (en) * | 2017-11-23 | 2018-05-25 | 方圆广电检验检测股份有限公司 | A kind of contact resistance tester based on voltage drop method |
| CN207440166U (en) * | 2017-11-30 | 2018-06-01 | 新疆瑞锦工程技术服务有限公司 | The automatic checkout equipment that a kind of power equipment is safeguarded |
| CN207992350U (en) * | 2018-04-05 | 2018-10-19 | 夏涛 | A kind of electric power power utility check device |
| CN208140910U (en) * | 2018-04-25 | 2018-11-23 | 江西华东电气有限公司 | Digital distribution line failure pointer detection system |
| CN209070018U (en) * | 2018-10-30 | 2019-07-05 | 四川新君达永业科技有限公司 | A kind of high-pressure type Insulation Resistance Tester |
| CN209207518U (en) * | 2018-11-02 | 2019-08-06 | 深圳市方创建筑科技有限公司 | A kind of safety partition detection robot |
| CN209525391U (en) * | 2018-12-12 | 2019-10-22 | 中国南方电网有限责任公司超高压输电公司贵阳局 | A kind of contactless portable circuit resistance tester |
| CN109813527A (en) * | 2019-03-17 | 2019-05-28 | 南安建金工业设计有限公司 | A kind of optical fiber simulated experiment data analysis set-up |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116027069A (en) * | 2023-02-17 | 2023-04-28 | 国网山西省电力公司长治供电公司 | Automatic detection device for waist-hung power distribution terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111596095A (en) | Automatic testing arrangement of distribution terminal | |
| CN2513244Y (en) | Vacuum taking device for socket connector | |
| CN211958605U (en) | Cable fixing device for electric power transmission | |
| CN108828278A (en) | A kind of battery test system | |
| CN105199953B (en) | A kind of DNA sequencing reaction device with double locking | |
| CN213277270U (en) | LED display screen leasing box capable of being maintained in front | |
| CN214899577U (en) | Block terminal convenient to maintain and overhaul | |
| CN209707558U (en) | Test device is used in a kind of electric system maintenance | |
| CN215678662U (en) | Relay calibration device | |
| CN219435416U (en) | Portable electrician trouble shooting practical training equipment | |
| CN220139899U (en) | Tower type field mobile in-situ control box | |
| CN219758228U (en) | Water quality monitoring cabinet | |
| CN217655279U (en) | Three-phase high-voltage large-current power detection device | |
| CN215771797U (en) | Intelligent wall switch socket | |
| US7042239B1 (en) | Arrangement for manual disengagement of a device interface board from a personal tester | |
| CN215267117U (en) | Microcomputer protection device for electric power system | |
| CN218481228U (en) | Enhanced device for monitoring fatigue degree of vertical elevator mechanical component | |
| CN218767250U (en) | Switching power supply EMI radiation test equipment | |
| CN210199825U (en) | Ticket checking equipment | |
| CN213689757U (en) | High-voltage charged display detector | |
| CN217643729U (en) | Device for communication network optimization | |
| CN220398737U (en) | Wireless temperature measuring device of high-voltage switch cabinet | |
| CN220542409U (en) | Lockset testing device | |
| CN210487892U (en) | Test tool, lattice lock test equipment and interface board test equipment | |
| CN209182464U (en) | Rack and battery tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200828 |
|
| RJ01 | Rejection of invention patent application after publication |