CN209859817U - Novel brake separating device - Google Patents
Novel brake separating device Download PDFInfo
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- CN209859817U CN209859817U CN201920833768.5U CN201920833768U CN209859817U CN 209859817 U CN209859817 U CN 209859817U CN 201920833768 U CN201920833768 U CN 201920833768U CN 209859817 U CN209859817 U CN 209859817U
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Abstract
The utility model discloses a novel separating brake device, including base, main mechanical arm, vice mechanical arm, flexible part and control circuit, flexible part fixed mounting is on the base, vice mechanical arm movable mounting be in on the flexible part, main mechanical arm fixed mounting be in on the vice mechanical arm, control circuit is fixed to be set up in the base, main mechanical arm includes driver part, adapting unit and operating head, driver part and ability level flexible operating head install adapting unit is last. The utility model has the advantages that: the utility model discloses the operation is simple and easy, has improved operation personnel's maintenance efficiency, and very big assurance operation personnel separating brake in-process personal safety saves a large amount of manpower and materials resources, can effectively deal with the place precipitous, cut off the power supply suddenly, do not have abominable site environment such as power supply, have very high engineering practical application meaning.
Description
Technical Field
The utility model relates to a novel separating brake device.
Background
In recent years, with the development and progress of power systems, the number of substations is increasing, and new high-voltage equipment is increasing. The high-voltage switch cabinet is widely applied to an electric power system due to the advantages of small occupied area, convenience in maintenance, high integration level and the like. Meanwhile, the high-voltage switch cabinet has the problem that the remote control brake opening cannot be carried out due to the damage of a brake electromagnet in the cabinet, the power failure of a power supply, the disconnection of a control loop and the like, so that the power system cannot be overhauled in a power failure mode according to preset time or cannot be subjected to brake opening in time due to faults, the accident range is expanded, and even the power supply system can be broken down.
The traditional high-voltage switch cabinet can not be remotely controlled to open the brake, and the traditional high-voltage switch cabinet mainly comprises the following two solutions: (1) the worker manually operates the breaking emergency tripping opening button on site; (2) the higher level bus has a power failure, and the staff overhauls the equipment. The first scheme is because urgent dropout separating brake button is in on the high tension switchgear cabinet body panel, and the staff is nearer with electrified body distance, easily leads to the staff to receive the injury, has certain personal casualty risk. The second scheme can guarantee that the staff does not have the risk and operates the high tension switchgear and carry out the separating brake, nevertheless can influence the normal power supply of transformer substation, and it is long to consume time, causes the power consumer to be compelled to have a power failure, and economic cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel separating brake device and application method thereof, can effectively adapt to abominable and changeable job site, can improve operation personnel maintenance efficiency, reduce cost of overhaul and complexity.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model provides a novel separating brake device, includes base, main mechanical arm, vice mechanical arm, flexible part and control circuit, flexible part fixed mounting is on the base, vice mechanical arm movable mounting be in on the flexible part, main mechanical arm fixed mounting be in on the vice mechanical arm, control circuit is fixed to be set up in the base, main mechanical arm includes drive unit, adapting unit and the flexible operating head of level, drive unit and operating head are all installed adapting unit is last, the operating head is connected with the drive unit transmission.
Further, adapting unit includes dead lever and first connecting plate, dead lever fixed mounting be in on the first connecting plate, the inside cavity that is provided with of dead lever, the afterbody setting of operating head is in the cavity, the cavity is stretched out to the head of operating head, and adapting unit can further help the position of fixed operating head, can be more stable with high tension switchgear matching operation.
Further, drive unit is the pneumatic cylinder, the pneumatic cylinder includes the piston, the fixed mounting of the afterbody of operating head is in on the tip of piston, pneumatic cylinder fixed mounting in the cavity of dead lever, hydraulic drive thrust is stable, can make the accurate high tension switchgear that carries out the separating brake of operating head.
Further, drive unit is the motor, the motor passes through the rack and pinion meshing with the operating head and is connected, the motor passes through bolt fixed mounting on the first connecting plate, and the motor drive accuracy is high, can improve the simplicity of operation.
Furthermore, the auxiliary mechanical arm comprises an L-shaped bent rod and a second connecting plate, the second connecting plate is rotatably installed at one end of the L-shaped bent rod, the other end of the L-shaped bent rod is movably installed on the telescopic component, the second connecting plate is fixedly connected with the connecting component of the main mechanical arm, and the supporting force of the auxiliary mechanical arm can enable the main mechanical arm to stably work, so that the fine-tuning position can be better aligned with the open-circuit emergency tripping opening button.
Further, flexible part includes horizontal connecting rod and perpendicular connecting rod, horizontal connecting rod both ends are provided with respectively about fixed circle cover, the fixed circle cover in the right side with vice arm swing joint, the fixed circle cover in a left side is nested with perpendicular connecting rod, fixed circle cover below movable mounting in a left side has the locking cover, perpendicular connecting rod fixed mounting is in on the base, horizontal connecting rod and perpendicular connecting rod can carry out preliminary adjustment along with the position that needs work to stabilising arrangement's initial condition, easy operation has improved the convenience of device.
Further, the base includes casing, plug, gyro wheel and locking mechanism, the plug sets up the side of casing, the gyro wheel rotates to be set up in the casing bottom, locking mechanism fixed mounting in the gyro wheel top, the plug with the drive assembly electricity is connected, need utilize locking mechanism to lock the gyro wheel and prevent to remove in the operation process after confirming the device roughly the position, the plug is connected with the on-the-spot power and is provided electric power and make the operating head can receive the drive assembly drive to carry out work.
Furthermore, the base still includes uninterrupted power supply, control circuit is used for driving the motion of main mechanical arm, uninterrupted power supply and control circuit are fixed to be set up in the casing, control circuit and plug are established ties, uninterrupted power supply is connected with the control circuit electricity, and control circuit is used for personnel remote operation arm work, and uninterrupted power supply has ensured that the device people can operate high tension switchgear when on-the-spot no power or emergency power-off, saves a large amount of manpower and materials resources.
Compared with the prior art, the utility model has the advantages that:
in the aspect of efficiency, the utility model is simple and easy to operate, and the personnel can further finely adjust the position of the auxiliary mechanical arm to drive the operating head to work to realize the brake separating function by only needing a simple operation process by adjusting the position of the base and the height of the telescopic rod, thereby improving the maintenance efficiency of the operating personnel; in the aspect of safety, the device adopts wireless remote control operation, so that the personal safety of operators in the brake-separating process is greatly ensured; in the aspect of cost, the uninterrupted power supply is combined, so that the brake can be switched off in the shortest time according to the field condition, the power failure of a bus is avoided, and a large amount of manpower and material resources are saved; in the aspect of application occasions, the device is suitable for high-voltage switch cabinets with different voltage levels, can effectively cope with severe field environments such as steep sites, sudden power failure and no power supply, and has very high engineering practical application significance.
Drawings
Fig. 1 is a diagram of an overall structure of a device according to a first embodiment of the present invention;
fig. 2 is a detailed view of a main mechanical arm structure in a first embodiment of the present invention;
fig. 3 is a side view of a secondary robot arm according to a first embodiment of the present invention;
fig. 4 is a front view of a secondary robot arm according to a first embodiment of the present invention;
fig. 5 is a detailed view of the telescopic rod structure in the first embodiment of the present invention;
fig. 6 is a detailed view of a base structure in the first embodiment of the present invention;
fig. 7 is a control block diagram of a robot arm according to a first embodiment of the present invention;
fig. 8 is a schematic diagram of an uninterruptible power supply according to a second embodiment of the present invention;
fig. 9 is a schematic diagram of a control circuit according to a second embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The first embodiment is as follows:
referring to fig. 1 to 7, the novel tripping device of this embodiment includes a base 4, a main arm 1, an auxiliary arm 2, a telescopic component 3 and a control circuit, the telescopic component 3 is fixedly installed on the base 4 through threads, the auxiliary arm 2 is movably installed on the telescopic component 3, the main arm 1 is installed on the auxiliary arm 2 through bolts, the control circuit is fixedly arranged in the base 4, the main arm 1 includes a driving component 1.1, a connecting component 1.3 and an operating head 1.5, and the driving component 1.1 and the operating head 1.5 capable of horizontally extending and retracting are installed on the connecting component 1.3.
Referring to fig. 3, adapting unit includes dead lever 1.2 and first connecting plate 1.3, dead lever 1.2 fixed mounting is in on the first connecting plate 1.3, the inside cavity 1.4 that is provided with of dead lever 1.2, operating head 1.5's afterbody sets up in the cavity 1.2, cavity 1.2 is stretched out to operating head 1.5's head, operating head 1.5 is connected with drive assembly 1.1 transmission, and adapting unit can help fixed operating head 1.5's position, more stable and high tension switchgear matching operation. The driving component includes but is not limited to the following scheme:
1. the drive part is the pneumatic cylinder, the pneumatic cylinder includes the piston, the afterbody of operating head pass through piston pin fixed mounting be in on the tip of piston, the pneumatic cylinder passes through bolt fixed mounting in the cavity of dead lever, hydraulic drive thrust is stable, can make the accurate high tension switchgear that carries out the separating brake of operating head.
2. Referring to fig. 2, drive division 1.1 is the motor, motor 1.1 is connected through rack and pinion meshing with operating head 1.5, and gear fixed mounting is on the motor, and rack fixed mounting is at the afterbody of operating head 1.5, the motor passes through bolt fixed mounting in on the first connecting plate 1.3, dead lever 1.2 bottom is equipped with the opening, the opening is used for making the gear on the motor be connected with the rack meshing on the operating head 1.5, and the motor drive accuracy is high, and the speed governing is also very convenient, has improved the simplicity of operation.
Referring to fig. 4, the auxiliary mechanical arm comprises an L-shaped bent rod 2.2 and a second connecting plate 2.1, the second connecting plate 2.1 is rotatably mounted at one end of the L-shaped bent rod 2.2 through a hinge, the other end of the L-shaped bent rod 2.2 is movably mounted on the telescopic component 3, the second connecting plate 2.1 is fixedly connected with a connecting component of the main mechanical arm through a bolt, the second connecting plate 2.1 can rotate on the L-shaped bent rod 2.2 along a central line of an end face, and can move up and down to finely adjust a position on the telescopic component 3, and the structure can enable the main mechanical arm 1 to be more accurately and stably aligned with a quasi-open circuit emergency tripping opening button of the high-voltage switch cabinet.
Referring to fig. 5, the telescopic part 3 includes a horizontal connecting rod 3.1 and a vertical connecting rod 3.2, two ends of the horizontal connecting rod 3.1 are respectively provided with a left fixed round sleeve and a right fixed round sleeve, the right fixed round sleeve 3.3 is connected with the auxiliary mechanical arm 2 through a movable bolt, the left fixed round sleeve 3.5 can be screwed and fixed or loosened to move, the left fixed round sleeve 3.5 is nested with the vertical connecting rod 3.2, the tightness state is adjusted through the movable bolt, a locking sleeve 3.4 is movably arranged below the left fixed round sleeve 3.5, the position of the horizontal connecting rod 3.3 is further fixed to prevent sliding, the vertical connecting rod 3.2 is fixedly arranged on the base 4 through threads, the positions of the horizontal connecting rod 3.1 and the vertical connecting rod 3.2 are fixed through the locking sleeve 3.4, and the positions and angles of the auxiliary mechanical arm and the main mechanical arm are further determined, so that the device can be operated under various environments, and the flexibility is improved.
Referring to fig. 6, the base 4 includes a housing 4.3, a plug 4.1, a roller 4.2 and a locking mechanism 4.4, the plug 4.1 is disposed on the side of the housing 4.3, the roller 4.2 is disposed on the bottom of the housing 4.3 by screw thread, the locking mechanism 4.4 is fixedly mounted on the roller 4.2 by screw thread, the plug 4.1 is electrically connected with the driving component, the roller 4.2 needs to be locked by the locking mechanism 4.4 to prevent movement during operation after the device is determined to be in the approximate position, and the plug 4.1 is connected with an on-site power supply to provide power to enable the operating head to be driven by the driving component to operate.
The working principle of the embodiment is as follows: the device is moved to a proper distance from the high-voltage switch cabinet, rollers under a base are locked, the height of a vertical connecting rod is adjusted according to the position of an emergency tripping opening button of the field high-voltage switch cabinet, the integral height of the vertical connecting rod is selected, then the height of a horizontal connecting rod is adjusted, the rotation angle of the horizontal connecting rod is determined according to the position of the emergency tripping opening button of the field high-voltage switch cabinet and compared with the initial position of the horizontal connecting rod, the height and the rotation angle of a secondary mechanical arm are finely adjusted, it is ensured that an operating head of a main mechanical arm is aligned with the emergency tripping opening button of the high-voltage switch cabinet, energy is supplied to the main mechanical arm through a plug connection power supply, a driving part operates and controls the operating head on the main.
Example two:
the utility model provides a novel separating brake device, includes base 4, main arm 1, vice arm 2, telescopic part 3 and control circuit, telescopic part 3 passes through screw thread fixed mounting on base 4, 2 movable mounting of vice arm 2 are in on the telescopic part 3, main arm 1 passes through the bolt and installs on vice arm 2, control circuit is fixed to be set up in the base 4, main arm 1 includes drive unit 1.1, adapting unit 1.3 and operating head 1.5, drive unit 1.1 and the flexible operating head 1.5 of ability level are installed on adapting unit 1.3.
The difference is that: the embodiment is additionally provided with the control circuit and the uninterrupted power supply on the basis of the first embodiment, so that the function of still providing power for the device when no power supply or emergency power failure exists is realized, manual brake opening is needed if no power exists on the site, and casualties and major economic loss are easily caused. Base 4 still includes uninterrupted Power supply (Uninterruptable Power System, UPS), control circuit is used for driving the motion of main mechanical arm, uninterrupted Power supply and control circuit are fixed to be set up in the casing, control circuit and plug 4.4 establish ties, uninterrupted Power supply is connected with the control circuit electricity, and Power supply can handle through uninterrupted Power supply and obtain stable direct current supply driver part, and control circuit is used for personnel remote operation arm work, and uninterrupted Power supply has ensured that the device people can operate high tension switchgear when on-the-spot no Power or emergency Power failure, saves a large amount of manpower and materials resources.
Simultaneously the utility model also provides an operating method of novel separating brake device, this operating method including following step:
1) roughly positioning the device, checking the environment of the operation site, selecting a proper distance from the high-voltage switch cabinet according to the site condition, moving the base of the device to fix the device, recording the central position of the base and marking the point as P0；
2) Determining the height of the telescopic part, adjusting and selecting the most appropriate height of the telescopic part according to the position of an emergency tripping opening button of the on-site high-voltage switch cabinet, recording the highest point of the telescopic part and marking the point as Ph1(ii) a The level of the telescopic member is adjusted again, the level of the telescopic member for supporting the sub-arm is recorded and the point is marked as Ph2B, carrying out the following steps of; according to the position of an emergency tripping opening button of the on-site high-voltage switch cabinet, comparing the position with the initial position of the telescopic part, determining the rotation angle of the telescopic part, recording the rotation angle and marking as theta0；
3) The main mechanical arm and the auxiliary mechanical arm are positioned in detail, the height and the rotation angle of the auxiliary mechanical arm are finely adjusted according to the specific position of an emergency tripping opening button of a field high-voltage switch cabinet, and the center of the intersection point of the auxiliary mechanical arm and the telescopic component is marked as Pc2The highest point of the sub-arm is denoted as Ph2The rotation angle after the sub-arm is compared with the initial position is designated as θ1Finally, ensuring that the main mechanical arm is aligned with the emergency tripping and opening button of the high-voltage switch cabinet;
4) the starting device is used for obtaining stable direct current power to be supplied to a driving part of the main mechanical arm by the field power supply after electric energy processing when the field power supply exists; when no power supply is available or power is cut off suddenly on the operation site, electric energy is supplied temporarily through the auxiliary energy of the base to enable the main mechanical arm to work normally;
5) and (3) remote control, namely determining a remote control distance according to the physical position of the brake separating device determined in the step 3), sending a brake separating control instruction to the control circuit, and enabling the driving part to operate and control an operating head on a main mechanical arm to contact an emergency tripping brake separating button so as to realize the brake separating function of the high-voltage switch cabinet.
The specific operation of the step 1) is as follows:
place the job site with novel separating brake device, whether the inspection owner, vice arm is good: whether a driving part in the main mechanical arm normally acts and whether an operating head normally stretches, whether the auxiliary mechanical arm is connected with the horizontal connecting rod and whether the vertical connecting rod normally stretches, and the like. Placing a main mechanical arm at a position which is not more than 50cm away from a high-voltage switch cabinet to be opened, locking a bottom wheel to fix the device after determining the distance from the main mechanical arm to the high-voltage switch cabinet, recording the central position of a base, and marking the point as P0。
The specific operation of the step 2) is as follows:
measuring circle center height P of emergency tripping opening button position of field high-voltage switch cabineth0Adjusting the height of the vertical connecting rod and selecting proper verticalRecording the overall height of the connecting rod, recording the highest point of the vertical connecting rod and marking the point as Ph1(ii) a Adjusting the height of the horizontal connecting rod, recording the center of the intersection point of the horizontal connecting rod and the vertical connecting rod and marking the point as Pc1(ii) a According to the position of the emergency tripping opening button of the on-site high-voltage switch cabinet, comparing the position with the initial position of the horizontal connecting rod, determining the rotating angle of the horizontal connecting rod, recording the rotating angle and marking as theta0And satisfies the formula (1).
In the formula: ph1-the height of the highest point of the vertical link; ph0The circle center height of the position of the emergency tripping opening button of the on-site high-voltage switch cabinet is determined; pc1-the height of the centre of the intersection of the horizontal link and the vertical link; theta0Angle of rotation of the horizontal link in comparison with the initial position
The specific operation of the step 3) is as follows:
according to the specific position of the emergency tripping opening button of the on-site high-voltage switch cabinet, firstly finely adjusting the height and the rotating angle of the auxiliary mechanical arm, and marking the center of the intersection point of the auxiliary mechanical arm and the horizontal connecting rod as Pc2Marking the highest point of the 90-degree connecting rod in the auxiliary mechanical arm as Ph2The rotation angle after the sub-arm is compared with the initial position is designated as θ1Finally, ensuring that the operating head of the main mechanical arm is aligned with the emergency tripping opening button of the high-voltage switch cabinet, namely the circle center of the operating head is aligned with the circle center of the emergency tripping opening button of the high-voltage switch cabinet, and recording the height of the circle center of the operating head of the main mechanical arm as Phf。
In the formula: pc2-the centre height of the intersection of the secondary robot arm and the horizontal link; ph2The highest point height of the 90-degree connecting rod in the auxiliary mechanical arm; phf-the height of the centre of a circle of the operating head; theta1Angle of rotation of the secondary arm compared to the initial position
The specific operation of the step 4) is as follows:
the physical position of the main mechanical arm is determined through the step 3), then an uninterruptible power supply is started, the design of the uninterruptible power supply is shown in fig. 8, alternating current of 220V alternating current is rectified, filtered and stabilized to obtain stable direct current, a plug is inserted into a power supply in a site, if an external power supply is suddenly powered off or the external power supply does not exist, the stable direct current can be temporarily provided by an energy storage power supply of the uninterruptible power supply, and then the positive and negative rotation of a driving part is realized through a control circuit, so that the telescopic action of the main mechanical arm mechanical rod is realized, the control circuit is shown in fig. 9, the positive and negative rotation of the driving part is realized through changing the on-off states of KM1 and KM2 by the control circuit, and the: when the forward rotation button of the SB2 is pressed, the KM1 contactor is conducted, so that the KM1 normally open node is closed, the forward rotation self-holding circuit is conducted, and the driving part operates in forward rotation; when the SB3 reversal button is pressed, the KM2 contactor is conducted, so that the KM2 normally open node is closed, the reversal self-holding circuit is conducted, and the driving part runs in a reversal mode; when the SB1 stop button is pressed, its normally closed node is opened, the forward/reverse circuit is opened, and the drive member stops forward or reverse rotation.
The specific operation of the step 5) is as follows:
and (3) according to the physical position of the opening device determined in the step 3), an operator is far away from the device by 5-15m to ensure a safe and controllable operation environment, and then a driving part control instruction is sent to the control circuit to drive the driving part to operate and control an operating head on a main mechanical arm, so that opening of the high-voltage switch cabinet is realized.
The above description is only for the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (8)
1. The utility model provides a novel separating brake device which characterized in that: including base, main arm, vice arm, flexible part and control circuit, flexible part fixed mounting is on the base, vice arm movable mounting is in on the flexible part, main arm fixed mounting is in on the vice arm, control circuit is fixed to be set up in the base, main arm includes the flexible operating head of driver part, adapting unit and level, driver part and operating head are all installed on adapting unit, the operating head is connected with the driver part transmission.
2. A novel brake-separating device as claimed in claim 1, characterized in that: the connecting component comprises a fixing rod and a first connecting plate, the fixing rod is fixedly mounted on the first connecting plate, a cavity is formed in the fixing rod, the tail of the operating head is arranged in the cavity, and the head of the operating head extends out of the cavity.
3. A novel brake-separating device as claimed in claim 2, characterized in that: the driving part is a hydraulic cylinder, the hydraulic cylinder comprises a piston, the tail part of the operating head is fixedly arranged on the end part of the piston, and the hydraulic cylinder is fixedly arranged in a cavity of the fixing rod.
4. A novel brake-separating device as claimed in claim 2, characterized in that: the driving part is a motor, the motor is meshed with the operating head through a gear and a rack, and the motor is fixedly installed on the first connecting plate.
5. A novel brake-separating device as claimed in claim 1, characterized in that: the auxiliary mechanical arm comprises an L-shaped bent rod and a second connecting plate, the second connecting plate is rotatably installed at one end of the L-shaped bent rod, the other end of the L-shaped bent rod is movably installed on the telescopic component, and the second connecting plate is fixedly connected with the connecting component of the main mechanical arm.
6. A novel brake-separating device as claimed in claim 1, characterized in that: the telescopic part comprises a horizontal connecting rod and a vertical connecting rod, the two ends of the horizontal connecting rod are respectively provided with a left fixed round sleeve and a right fixed round sleeve, the right fixed round sleeve is movably connected with the auxiliary mechanical arm, the left fixed round sleeve is nested with the vertical connecting rod, a locking sleeve is movably arranged below the left fixed round sleeve, and the vertical connecting rod is fixedly arranged on the base.
7. A novel brake-separating device as claimed in claim 1, characterized in that: the base comprises a shell, a plug, a roller and a locking mechanism, the plug is arranged on the side face of the shell, the roller is fixedly arranged at the bottom of the shell, the locking mechanism is fixedly arranged above the roller, and the plug is electrically connected with the driving part.
8. The novel opening device as claimed in claim 7, wherein: the base still includes uninterrupted power supply, control circuit is used for the motion of drive host computer arm, uninterrupted power supply and control circuit are fixed to be set up in the casing, control circuit and plug are established ties, uninterrupted power supply is connected with the control circuit electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833768.5U CN209859817U (en) | 2019-06-04 | 2019-06-04 | Novel brake separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833768.5U CN209859817U (en) | 2019-06-04 | 2019-06-04 | Novel brake separating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209859817U true CN209859817U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920833768.5U Active CN209859817U (en) | 2019-06-04 | 2019-06-04 | Novel brake separating device |
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| Country | Link |
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| CN (1) | CN209859817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110400706A (en) * | 2019-06-04 | 2019-11-01 | 国家电网有限公司 | A kind of novel switching-off device and its application method |
-
2019
- 2019-06-04 CN CN201920833768.5U patent/CN209859817U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110400706A (en) * | 2019-06-04 | 2019-11-01 | 国家电网有限公司 | A kind of novel switching-off device and its application method |
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