CN210957064U - Transmission line temporary grounding clamp - Google Patents
Transmission line temporary grounding clamp Download PDFInfo
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- CN210957064U CN210957064U CN201921756196.1U CN201921756196U CN210957064U CN 210957064 U CN210957064 U CN 210957064U CN 201921756196 U CN201921756196 U CN 201921756196U CN 210957064 U CN210957064 U CN 210957064U
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- clamping plate
- transmission line
- movable clamping
- plate
- temporary grounding
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Abstract
The utility model discloses a temporary grounding clamp for a power transmission line, which comprises a fixed bracket, an upper fixed plate and a lower clamping plate, wherein the upper fixed plate is transversely arranged at the upper part of the fixed bracket, and the lower clamping plate is transversely arranged at the lower part of the fixed bracket; a movable clamping plate is horizontally arranged between the upper fixing plate and the lower clamping plate, a sliding groove is longitudinally formed in the body of the fixing support, one end of the movable clamping plate is slidably clamped in the sliding groove and can move up and down along the sliding groove, a force application structure is arranged on the upper fixing plate, and the lower end of the force application structure can be in contact with the horizontal upper end face of the movable clamping plate and applies downward pressure to the movable clamping plate under the action of external force; the utility model discloses a pressure feedback design can convey the fastening condition of ground connection clamp to the operator through mode directly perceived, has guaranteed the ground connection effect effectively.
Description
Technical Field
The utility model belongs to the technical field of the transmission of electricity is overhauld, concretely relates to transmission line temporary grounding presss from both sides.
Background
The temporary grounding wire of the power transmission line is a safety tool, and when the power transmission line is overhauled, the temporary grounding wire is hung to prevent sudden incoming calls at all ends of operating equipment or to prevent induced electricity at adjacent or crossed lines from damaging maintainers. The temporary grounding wire of the power transmission line generally comprises a jointing clamp, a conducting wire, an insulating operating rod and a grounding clamp. The binding clip is used for connecting transmission line, and the ground connection presss from both sides and is used for connecting the ground net, and the wire is used for electric connection binding clip and ground connection to press from both sides, and insulating action bars is the operating handle who is used for installing the binding clip. In an electric power system, if a vicious accident of closing and power transmission with a ground wire occurs, a temporary ground wire is pulled by strong electromotive force, so that when an earthing clamp is installed on an overhaul site, enough fastening is required to be ensured when the earthing clamp clamps an earthing conductor in order to ensure the safety of an overhaul worker. But how hard it is to fasten the bolt? The understanding of each worker is different. The fact that workers are tired when going to overhaul line towers by carrying a plurality of devices over mountains and over mountains or objective factors such as small strength of the workers causes worry to the workers about whether the grounding clamps are fastened or not. Therefore, it is desirable to provide a grounding clip that can provide a quantified feedback on the tightening force.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a transmission line temporary grounding presss from both sides, structural design is simple reasonable, and convenient operation can solve the problem of proposing among the above-mentioned background art.
The utility model aims at realizing through the following technical scheme:
the temporary grounding clamp for the power transmission line comprises a fixed support, an upper fixed plate and a lower clamping plate, wherein the upper fixed plate is transversely arranged at the upper part of the fixed support, and the lower clamping plate is transversely arranged at the lower part of the fixed support; a movable clamping plate is horizontally arranged between the upper fixing plate and the lower clamping plate, a sliding groove is longitudinally formed in the body of the fixing support, one end of the movable clamping plate is slidably clamped in the sliding groove and can move up and down along the sliding groove, a force application structure is arranged on the upper fixing plate, and the lower end of the force application structure can be in contact with the horizontal upper end surface of the movable clamping plate and applies downward pressure to the movable clamping plate under the action of external force;
the ground clamp further comprises a fastening reminding device, the fastening reminding device comprises a pressure sensor, a microcontroller, a power module and a prompting module, the pressure sensor is arranged at a position, which can be contacted with the lower end of the force application structure, of the movable clamping plate in an armored mode, the pressure sensor is electrically connected with the microcontroller, the control module is electrically connected with the prompting module, and the power module supplies power for other parts of the fastening reminding device.
In particular, the microcontroller is arranged inside the movable clamping plate.
Particularly, the power module and the prompt module are both arranged on the movable clamping plate.
Particularly, the force application structure is a bolt, and a screw hole matched with the bolt is formed in the upper fixing plate.
Particularly, the prompting module sends out an alarm signal in an acoustic/optical mode.
In particular, the prompting module is a light emitting diode and/or an alarm horn.
In particular, the power module is a button cell.
The utility model has the advantages that:
the utility model discloses a pressure feedback design can convey the fastening condition of ground connection clamp to the operator through mode directly perceived to avoided the ground connection to press from both sides the centre gripping not in place and leaded to the ground connection effect not good, or too the fastening leads to the condition of equipment damage to take place, guaranteed the ground connection effect effectively, simultaneously the utility model discloses a reminding device adopts low energy consumption and easily operation control's part to assemble, has good popularization and application and worth.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the connection of the components of the fastening reminder device of the present invention.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.
As shown in fig. 1, the temporary grounding clamp for power transmission line of the present invention comprises a fixing bracket 7, an upper fixing plate 2 and a lower clamping plate 6, wherein the upper fixing plate is transversely disposed on the upper portion of the fixing bracket 7, and the lower clamping plate 6 is transversely disposed on the lower portion of the fixing bracket 7; a movable clamping plate 5 is horizontally arranged between the upper fixing plate and the lower clamping plate, a sliding groove is longitudinally formed in the body of the fixing support 7, one end of the movable clamping plate 5 is slidably clamped in the sliding groove and can move up and down along the sliding groove, in the embodiment, the sliding groove can be a T-shaped groove, one end of the movable clamping plate 5 is designed to be T-shaped, and slidable connection is achieved by embedding the movable clamping plate into the sliding groove;
the upper fixing plate is provided with a force application structure, the lower end of the force application structure can be in contact with the horizontal upper end surface of the movable clamping plate and applies downward pressure to the movable clamping plate under the action of external force; in this embodiment, the force application structure is a T-shaped bolt 1, and the upper fixing plate is provided with a screw hole adapted to the bolt.
The ground clamp further comprises a fastening reminding device, the fastening reminding device comprises a pressure sensor 3, a microcontroller 4, a power module and a prompting module, the pressure sensor 3 is an ultra-thin pressure sensor, the position which can be contacted with the lower end of the force application structure on the movable clamping plate is arranged in an armoring mode, the pressure sensor 3 is electrically connected with the microcontroller 4, the control module is electrically connected with the prompting module, and the power module supplies power for other parts of the fastening reminding device. In this embodiment, the microcontroller is disposed inside the movable clamping plate, the power module and the prompt module are both disposed on the movable clamping plate, the prompt module sends an alarm signal in an audible/visual manner, and is preferably selected to be a light emitting diode. The power module can adopt a button battery, and the battery bin is arranged on the movable clamping plate, so that the battery can be replaced conveniently.
The utility model discloses a use does: when the grounding clamp is installed, the T-shaped bolt 1 is fastened, so that the movable clamp plate 5 and the lower clamp plate 6 are close to each other, the grounding conductor is clamped, when the clamping is tight, the T-shaped bolt 1 can press the pressure sensor 3, if the pressure value exceeds the set threshold value, the microcontroller 4 sends a control signal to the prompt module, and if the pressure value is a light emitting diode, the light emitting diode flickers in a breathing lamp mode to remind a worker that the grounding clamp is fastened in place; if the alarm horn is used, the alarm is directly sounded.
The threshold setting of the pressure sensor 3 by means of a microcontroller is a technique known to a person skilled in the art, and the object of the invention can be achieved without the need for software modifications. In this embodiment, a microcontroller with bluetooth function (for example, CC2541 of CC series, which combines the excellent performance of the leading RF transceiver with an enhanced 8051MCU, a programmable flash memory in the system, an 8kB RAM, and many other powerful features and peripherals in the industry standard, and is very suitable for a system requiring ultra-low energy consumption) may be used, and an operator uses a handheld device such as a mobile phone and bluetooth to wirelessly connect to the microcontroller 4 of the ground clip, and sets a pressure threshold according to a voltage level and an estimated ground current, thereby completing initialization of the ground clip.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a transmission line temporary grounding presss from both sides which characterized in that: the grounding clamp comprises a fixed support (7), an upper fixed plate (2) and a lower clamping plate (6), the upper fixed plate is transversely arranged at the upper part of the fixed support (7), and the lower clamping plate (6) is transversely arranged at the lower part of the fixed support (7); a movable clamping plate (5) is horizontally arranged between the upper fixing plate and the lower clamping plate, a sliding groove is longitudinally formed in the body of the fixing support (7), one end of the movable clamping plate (5) is clamped in the sliding groove in a sliding mode and can move up and down along the sliding groove, a force application structure is arranged on the upper fixing plate, and the lower end of the force application structure can be in contact with the horizontal upper end face of the movable clamping plate and applies downward pressure to the movable clamping plate under the action of external force;
the ground clamp still includes fastening reminding device, fastening reminding device includes pressure sensor (3), microcontroller (4), power module and suggestion module, pressure sensor (3) adopt the armor mode to set up the position that can contact with application of force structure lower extreme on moving the grip block, pressure sensor (3) and microcontroller (4) electric connection, microcontroller (4) and suggestion module electric connection, power module is the power supply of other parts of fastening reminding device.
2. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the microcontroller is arranged inside the movable clamping plate.
3. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the power module and the prompt module are both arranged on the movable clamping plate.
4. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the force application structure is a bolt, and a screw hole matched with the bolt is formed in the upper fixing plate.
5. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the prompting module sends out an alarm signal in an acoustic/optical mode.
6. The temporary grounding clamp for the power transmission line according to claim 3, wherein: the prompting module is a light emitting diode and/or an alarm loudspeaker.
7. The temporary grounding clamp for the power transmission line according to claim 1, wherein: the power module is a button cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921756196.1U CN210957064U (en) | 2019-10-18 | 2019-10-18 | Transmission line temporary grounding clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921756196.1U CN210957064U (en) | 2019-10-18 | 2019-10-18 | Transmission line temporary grounding clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210957064U true CN210957064U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921756196.1U Active CN210957064U (en) | 2019-10-18 | 2019-10-18 | Transmission line temporary grounding clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210957064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410675A (en) * | 2021-07-26 | 2021-09-17 | 广东电网有限责任公司 | Converging clamp |
-
2019
- 2019-10-18 CN CN201921756196.1U patent/CN210957064U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410675A (en) * | 2021-07-26 | 2021-09-17 | 广东电网有限责任公司 | Converging clamp |
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