CN210430687U - Handcart operation procedure mechanical interlocking device - Google Patents
Handcart operation procedure mechanical interlocking device Download PDFInfo
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- CN210430687U CN210430687U CN201921843607.0U CN201921843607U CN210430687U CN 210430687 U CN210430687 U CN 210430687U CN 201921843607 U CN201921843607 U CN 201921843607U CN 210430687 U CN210430687 U CN 210430687U
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 12
- 230000009471 action Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a handcart operation procedure mechanical interlocking device, includes inlet wire cabinet and measurement cabinet, the internally mounted inlet wire handcart of inlet wire cabinet, the internally mounted measurement handcart of measurement cabinet, the inlet wire handcart is equipped with interlock before with the measurement handcart, interlock comprises first interlocking support, second interlocking support, first interlocking axle, first spring, first axle sleeve, second spring and second interlocking axle. The mechanical interlocking device for the handcart operation program realizes safe power transmission, follows the first five-prevention rule, prevents the regulation operation of dividing and closing the isolating switch with load, and can effectively reduce and avoid the occurrence of misoperation accidents; the high-voltage switch has the advantages of simple whole structure, simple and easy installation and stable mechanism, so that the safety and the reliability of the high-voltage switch in the operation are effectively improved.
Description
Technical Field
The utility model relates to a high-tension apparatus technical field specifically is a handcart operation procedure mechanical interlocking device.
Background
The high-voltage switch equipment is an important component of the mechanical industry, is important power transmission and distribution equipment of the power industry, has close relationship with national economy and social development, and has been rapidly developed since the innovation is opened in the manufacturing of the high-voltage switch equipment in China. However, the complex diversity of high-voltage switch equipment is always an examination on the safe operation and maintenance of the switch, and when people step into the 21 st century, the safety concept of people is also changed greatly, and the 21 st century is a people-oriented society, so that the subjectivity, the needs of people, the protection of people and the like are highly emphasized. The security and reliability of the device is raised to a higher level.
Over the years, statistics of a large number of electrical accidents show that human body electric shock casualties and electrical equipment accidents are often in direct relation with the technical business level of electrical workers. Therefore, the operation is strictly carried out according to the 'five prevention' rule of electrical safety, and the occurrence of misoperation accidents can be effectively reduced and avoided. The five-prevention of the high-voltage switch cabinet is as follows: 1. prevent the isolating switch from being switched on and off under load. 2. Prevent the circuit breaker, the load switch and the contactor from being wrongly opened and closed. 3. The circuit breaker and the load switch are prevented from being closed when the grounding switch is in a closed position. 4. Preventing erroneous engagement of the ground switch when energized. 5. Prevent the wrong entering into the electrified interval.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mechanical interlocking device of handcart operation procedure, which realizes safe power transmission, follows the first rule of five prevention, prevents the regulation operation of on-load disconnecting and disconnecting switches, and can effectively reduce and avoid the occurrence of misoperation accidents; the high-voltage switch has the advantages of simple whole structure, simple and easy installation and stable mechanism, so that the safety and the reliability of the high-voltage switch in the operation are effectively improved, and the problems in the prior art can be solved.
In order to achieve the above object, the utility model provides a following technical scheme: a handcart operation program mechanical interlocking device comprises an incoming line cabinet and a metering cabinet, wherein an internally-mounted incoming line handcart of the incoming line cabinet is provided with an internally-mounted metering handcart of the metering cabinet, an interlocking device is arranged in front of the incoming line handcart and the metering handcart and consists of a first interlocking support, a second interlocking support, a first interlocking shaft, a first spring, a first shaft sleeve, a second spring and a second interlocking shaft, the first interlocking support is arranged on a side plate of the incoming line handcart, the second interlocking support is arranged on a side plate of the metering handcart, the first shaft sleeve is arranged on the side plate of the incoming line cabinet, the second shaft sleeve is arranged on the side plate of the metering cabinet, one end of the first interlocking shaft is inserted in the first shaft sleeve, the other end of the first interlocking shaft extends to one side of the first interlocking support, one end of the second interlocking shaft is inserted in the second shaft sleeve, and the other end of the second interlocking shaft extends to one side of the second interlocking support, the first spring is arranged at the bottom in the first shaft sleeve and is in contact connection with the first interlocking shaft, and the second spring is arranged at the bottom in the second shaft sleeve and is in contact connection with the second interlocking shaft.
Preferably, the first shaft sleeve and the second shaft sleeve are positioned on the same axial line.
Preferably, the side plate of the incoming cabinet is tightly attached to the side plate of the metering cabinet.
Preferably, one end of the first interlocking bracket is in contact connection with the first interlocking shaft, and one end of the second interlocking bracket is in contact connection with the second interlocking shaft.
Compared with the prior art, when the incoming line handcart and the metering handcart are both in the test position, in the process of shaking the incoming line handcart to the working position, the first interlocking bracket moves along with the incoming line handcart, so that the first interlocking shaft generates longitudinal displacement, and meanwhile, the second interlocking shaft is pushed to generate longitudinal displacement; when the incoming line handcart is shaken to the working position, the second interlocking shaft is just enabled to block the advancing route of the second interlocking bracket, so that the metering handcart cannot be shaken to the working position;
when the incoming line handcart and the metering handcart are both in working positions, the first interlocking support has a rightward pressure on the first interlocking shaft, so that the second interlocking shaft is longitudinally displaced, the second interlocking shaft just blocks the advancing route of the second interlocking support, and the metering handcart cannot be shaken to a testing position; when the incoming line handcart is located at a test position, the first interlocking shaft and the second interlocking shaft are restored to original positions under the action of the first spring and the second spring, so that the metering handcart can move freely from the test position to a working position;
to sum up: the mechanical interlocking device for the handcart operation program realizes safe power transmission, follows the first five-prevention rule, prevents the regulation operation of dividing and closing the isolating switch with load, and can effectively reduce and avoid the occurrence of misoperation accidents; the high-voltage switch has the advantages of simple whole structure, simple and easy installation and stable mechanism, so that the safety and the reliability of the high-voltage switch in the operation are effectively improved.
Drawings
FIG. 1 is a schematic view of the whole cabinet of the present invention;
fig. 2 is a schematic diagram of the incoming line handcart and the metering handcart in the test position;
fig. 3 is a schematic view of the incoming line handcart and the metering handcart in the working position;
fig. 4 is a schematic diagram of the incoming line handcart in the working position and the metering handcart in the testing position;
fig. 5 is the utility model discloses an inlet wire handcart is at experimental position, and the measurement handcart is at the operating position schematic diagram.
In the figure: 1. a wire inlet cabinet; 2. a metering cabinet; 3. an incoming line handcart; 4. a metering handcart; 5. an interlock device; 51. a first interlock bracket; 52. a second interlocking bracket; 53. a first interlock shaft; 54. a first spring; 55. a first bushing; 56. a second shaft sleeve; 57. a second spring; 58. a second interlocking shaft.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, a mechanical interlocking device for handcart operation procedures comprises an incoming line cabinet 1 and a metering cabinet 2, wherein a side plate of the incoming line cabinet 1 is tightly attached to a side plate of the metering cabinet 2, so that when an incoming line handcart 3 moves, one end of the incoming line handcart 3 is pressed against a first interlocking shaft 53, so that the incoming line handcart is forced to longitudinally displace to generate rightward pressure, and the pressure acts on the metering cabinet 2 to push a second interlocking shaft 58 to longitudinally displace; an incoming line handcart 3 is arranged in the incoming line cabinet 1, a metering handcart 4 is arranged in the metering cabinet 2, and an interlocking device 5 is arranged in front of the incoming line handcart 3 and the metering handcart 4; the interlocking device 5 comprises a first interlocking support 51, a second interlocking support 52, a first interlocking shaft 53, a first spring 54, a first shaft sleeve 55, a second shaft sleeve 56, a second spring 57 and a second interlocking shaft 58, wherein the first interlocking support 51 is installed on a side plate of the incoming line handcart 3, the second interlocking support 52 is installed on a side plate of the metering handcart 4, the first shaft sleeve 55 is installed on a side plate of the incoming line cabinet 1, the second shaft sleeve 56 is installed on a side plate of the metering cabinet 2, because the first shaft sleeve 55 and the second shaft sleeve 56 are positioned on the same axial line, the first interlocking shaft 53 is longitudinally displaced and can simultaneously push the second interlocking shaft 58 to be longitudinally displaced, one end of the first interlocking shaft 53 is inserted into the first shaft sleeve 55, the other end of the first interlocking shaft 53 extends to one side of the first interlocking support 51, because one end of the first interlocking support 51 is in contact connection with the first interlocking shaft 53, therefore, one end of the first interlocking shaft 53 is pressed to be longitudinally displaced, one end of the second interlocking shaft 58 is inserted into the second shaft sleeve 56, the other end of the second interlocking shaft 58 extends to one side of the second interlocking bracket 52, one end of the second interlocking bracket 52 is in contact connection with the second interlocking shaft 58, so that when the second interlocking shaft 58 is longitudinally displaced and just blocks the traveling path of the second interlocking bracket 52, the metering handcart 4 cannot be shaken to a test position, the first spring 54 is arranged at the bottom in the first shaft sleeve 55 and is in contact connection with the first interlocking shaft 53, and the second spring 57 is arranged at the bottom in the second shaft sleeve 56 and is in contact connection with the second interlocking shaft 58; the first and second interlocking shafts 53 and 58 are restored to their original positions by the action of the first and second springs 54 and 57, so that the metering hand truck 4 can move freely from the test position to the working position.
According to the handcart operation program mechanical interlocking device, when an incoming line handcart 3 and a metering handcart 4 are both at test positions, in the process of shaking the incoming line handcart 3 to a working position, a first interlocking support 51 moves along with the incoming line handcart 3, so that a first interlocking shaft 53 is longitudinally displaced, and meanwhile, a second interlocking shaft 58 is pushed to be longitudinally displaced; when the incoming line handcart 3 is shaken to the working position, the second interlocking shaft 58 is just enabled to block the traveling route of the second interlocking bracket 52, so that the metering handcart 4 cannot be shaken to the working position;
when the incoming line handcart 3 and the metering handcart 4 are both in working positions, the first interlocking support 51 has a rightward pressure on the first interlocking shaft 53, so that the second interlocking shaft 58 is longitudinally displaced and just blocks the traveling route of the second interlocking support 52, and the metering handcart 4 cannot be shaken to a testing position; when the incoming line handcart 3 is located at a test position, the first interlocking shaft 53 and the second interlocking shaft 58 are restored to the original positions through the action of the first spring 54 and the second spring 57, so that the metering handcart 4 can move freely from the test position to a working position;
in summary, the following steps: the mechanical interlocking device for the handcart operation program realizes safe power transmission, follows the rule operation of preventing the disconnecting switch from being switched on and off with load in the 1 st five-prevention item, and can effectively reduce and avoid the occurrence of misoperation accidents; the high-voltage switch has the advantages of simple whole structure, simple and easy installation and stable mechanism, so that the safety and the reliability of the high-voltage switch in the operation are effectively improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a handcart operation procedure mechanical interlocking device, includes inlet wire cabinet (1) and measurement cabinet (2), its characterized in that: the wire inlet handcart (3) is arranged inside the wire inlet cabinet (1), the metering handcart (4) is arranged inside the metering cabinet (2), an interlocking device (5) is arranged in front of the wire inlet handcart (3) and the metering handcart (4), the interlocking device (5) is composed of a first interlocking support (51), a second interlocking support (52), a first interlocking shaft (53), a first spring (54), a first shaft sleeve (55), a second shaft sleeve (56), a second spring (57) and a second interlocking shaft (58), wherein the first interlocking support (51) is arranged on a side plate of the wire inlet handcart (3), the second interlocking support (52) is arranged on a side plate of the metering handcart (4), the first shaft sleeve (55) is arranged on the side plate of the wire inlet cabinet (1), the second shaft sleeve (56) is arranged on the side plate of the metering cabinet (2), one end of the first interlocking shaft sleeve (53) is inserted into the first shaft sleeve (55), the other end of the first interlocking shaft (53) extends to one side of the first interlocking bracket (51), one end of the second interlocking shaft (58) is inserted into the second shaft sleeve (56), the other end of the second interlocking shaft (58) extends to one side of the second interlocking bracket (52), the first spring (54) is installed at the bottom inside the first shaft sleeve (55) and is in contact connection with the first interlocking shaft (53), and the second spring (57) is installed at the bottom inside the second shaft sleeve (56) and is in contact connection with the second interlocking shaft (58).
2. The mechanical interlocking device for handcart operation programs according to claim 1, characterized in that: the first shaft sleeve (55) and the second shaft sleeve (56) are positioned on the same axial line.
3. The mechanical interlocking device for handcart operation programs according to claim 1, characterized in that: and the side plate of the incoming line cabinet (1) is tightly attached to the side plate of the metering cabinet (2).
4. The mechanical interlocking device for handcart operation programs according to claim 1, characterized in that: one end of the first interlocking bracket (51) is in contact connection with the first interlocking shaft (53), and one end of the second interlocking bracket (52) is in contact connection with the second interlocking shaft (58).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921843607.0U CN210430687U (en) | 2019-10-30 | 2019-10-30 | Handcart operation procedure mechanical interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921843607.0U CN210430687U (en) | 2019-10-30 | 2019-10-30 | Handcart operation procedure mechanical interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210430687U true CN210430687U (en) | 2020-04-28 |
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ID=70369033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921843607.0U Expired - Fee Related CN210430687U (en) | 2019-10-30 | 2019-10-30 | Handcart operation procedure mechanical interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210430687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676746A (en) * | 2019-10-30 | 2020-01-10 | 广东北江开关厂有限公司 | Handcart operation procedure mechanical interlocking device |
-
2019
- 2019-10-30 CN CN201921843607.0U patent/CN210430687U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676746A (en) * | 2019-10-30 | 2020-01-10 | 广东北江开关厂有限公司 | Handcart operation procedure mechanical interlocking device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |