CN209372970U - Trolley wire measuring tool - Google Patents
Trolley wire measuring tool Download PDFInfo
- Publication number
- CN209372970U CN209372970U CN201822028442.3U CN201822028442U CN209372970U CN 209372970 U CN209372970 U CN 209372970U CN 201822028442 U CN201822028442 U CN 201822028442U CN 209372970 U CN209372970 U CN 209372970U
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- CN
- China
- Prior art keywords
- telescopic rod
- trolley wire
- megameter
- measuring tool
- hollow stem
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Abstract
The utility model provides a kind of trolley wire measuring tool, belongs to electric system auxiliary tool field.The utility model provides a kind of trolley wire measuring tool, including telescopic rod and megameter；Telescopic rod is made of metal, and telescopic rod can be elongated along its length, and the top of telescopic rod is used for and trolley wire contact, and the bottom end of telescopic rod is held for operator；The bottom end of telescopic rod is arranged in megameter, and the connection jaws of megameter are electrically connected with telescopic rod.Trolley wire measuring tool provided by the utility model solves and measures aerial wire insulation resistance in the prior art, and process is comparatively laborious, and connecting wire is easy the technical issues of knotting, and realizes convenient and efficient, the high beneficial effect of Reliability comparotive.
Description
Technical field
The utility model provides a kind of trolley wire measuring tool, belongs to electric system auxiliary tool field.
Background technique
The existing aerial wire insulation resistive method of measurement is all that first five or six section insulating bars are stitched together, then incites somebody to action
One more than ten meters long measure traverse line one end is tied up on the contact of insulating bar, and then three people's resultant forces hang insulating bar
On trolley wire, the measure traverse line other end is connect with megameter finally and carries out insulation measurement.
But this method has some shortcomings, such as more than ten meters of long measure traverse lines are easy to knot during folding and unfolding, shadow
Ring working efficiency；Connect on contact with megameter in another example the insulating bar of five or six sections is stitched together again to tie up measure traverse line
The intricate operation connect；Also for example more than ten meters of long measure traverse lines are easy to shake, and cause measuring accuracy to have deviation same when contacting ground terminal
When also be easy to cause test people electric shock.
The information disclosed in the background technology section is intended only to deepen the reason to the general background technology of the utility model
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Utility model content
The technical issues of in view of being previously mentioned in background technique, the utility model provide a kind of aerial trolley wire measurement work
Tool, is able to solve the technical issues of mentioning in background technique, reaches convenient and reliable beneficial effect.
To reach above-mentioned technical effect, technical solution provided by the utility model is:
The utility model provides a kind of trolley wire measuring tool, including telescopic rod and megameter；
The telescopic rod is made of metal, and the top of the telescopic rod is used for and trolley wire contact, the telescopic rod
Bottom end is held for operator；
The bottom end of the telescopic rod is arranged in the megameter, and the connection jaws of the megameter are electrically connected with the telescopic rod
It connects.
Based on the above technical solution, further, the telescopic rod includes being cascading from outside to inside
Multiple hollow stems, with every two adjacent hollow stems for one group, in the hollow stem described in every group, positioned at the sky of internal layer
The hollow stem that core bar can be located relatively at outer layer does stretching motion.
Based on the above technical solution, further, it is coated on the outer wall of the outermost hollow stem exhausted
Edge layer.
Based on the above technical solution, further, the surface of insulating layer is provided with anti-skid chequer.
Based on the above technical solution, further, the top of the telescopic rod is provided with hook, and the extension
Hook is made of metal.
Based on the above technical solution, further, it is arranged on the outer wall of the outermost hollow stem useful
In the card slot for clamping the megameter.
Based on the above technical solution, further, lead between the megameter and the outermost hollow stem
Cross conducting wire connection.
Based on the above technical solution, further, it is provided with wire guide in the card slot,
One end of the conducting wire is connected to the connection jaws of the megameter, and the other end of the conducting wire passes through the wire guide
It is connect afterwards with the inner wall of the outermost hollow stem.
Based on the above technical solution, further, the bottom of the telescopic rod is provided with insulated handle.
In conjunction with above technical scheme, the utility model has the beneficial effects that:
The utility model provides a kind of trolley wire measuring tool, including telescopic rod and megameter；Telescopic rod is by metal
It is made, telescopic rod can be elongated along its length, and the top of telescopic rod is used for and trolley wire contact, and the bottom end of telescopic rod is used for
Operator holds；The bottom end of telescopic rod is arranged in megameter, and the connection jaws of megameter are electrically connected with telescopic rod.
When in use, operator wears the bottom end that insulating glove holds telescopic rod, and telescopic rod is elongated, the top of telescopic rod is made
End is contacted with trolley wire, and since telescopic rod is made of metal, the connection jaws of megameter are electrically connected with telescopic rod, in telescopic rod and
While trolley wire contacts, electric current is flowed on trolley wire by telescopic rod, then will be corresponding on megameter by conducting wire
Connection jaws are connect with the earth, so that megameter measures the insulation resistance of trolley wire.
Trolley wire measuring tool provided by the utility model solves and measures aerial wire insulation electricity in the prior art
Resistance, process is comparatively laborious, and connecting wire is easy the technical issues of knotting, and realizes convenient and efficient, high beneficial of Reliability comparotive
Effect.
Detailed description of the invention
Technical solution in order to illustrate more clearly of specific embodiment of the present invention or in the related technology, below will be right
Attached drawing needed in specific embodiment or description of Related Art is briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of aerial trolley wire measuring tool provided in the utility model.
Appended drawing reference:
100- telescopic rod；101- hook；200- megameter.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Trolley wire measuring tool provided by the utility model is described in detail below with reference to Fig. 1.
The specific embodiment of the present embodiment is as follows:
Present embodiments provide a kind of trolley wire measuring tool, including telescopic rod 100 and megameter 200；Telescopic rod 100
It is made of metal, telescopic rod 100 can be elongated along its length, and the top of telescopic rod 100 is used for and trolley wire contact, be stretched
The bottom end of bar 100 is held for operator；The bottom end of telescopic rod 100, and the wiring of megameter 200 is arranged in megameter 200
Mouth is electrically connected with telescopic rod 100.
When in use, operator wears the bottom end that insulating glove holds telescopic rod 100, and telescopic rod 100 is elongated, makes to stretch
The top of bar 100 is contacted with trolley wire, since telescopic rod 100 is made of metal, the connection jaws and telescopic rod of megameter 200
100 electrical connections, while telescopic rod 100 and trolley wire contact, electric current is flowed on trolley wire by telescopic rod, then is led to
It crosses conducting wire and connect connection jaws corresponding on megameter 200 with the earth, so that megameter 200 measures the insulated electro of trolley wire
Resistance.
Trolley wire measuring tool provided in this embodiment solves and measures aerial wire insulation resistance in the prior art,
Process is comparatively laborious, and connecting wire is easy the technical issues of knotting, and realizes convenient and efficient, the high beneficial effect of Reliability comparotive
Fruit.
Based on the above technical solution, further, telescopic rod 100 is more including being cascading from outside to inside
A hollow stem, with every two adjacent hollow stems for one group, in every group of hollow stem, the hollow stem positioned at internal layer being capable of opposite position
Stretching motion is done in the hollow stem of outer layer.
In use, the height according to trolley wire apart from ground successively extracts the hollow stem of internal layer, makes to stretch
The length of bar 100 can touch trolley wire；Telescopic rod 100 using the above structure can adjust at any time according to different situations
The length of telescopic rod 100.
Based on the above technical solution, further, insulating layer is coated on the outer wall of outermost hollow stem.
Specifically, insulating layer is arranged on the outer wall of outermost hollow stem, in use, operator can not
It is directly held on the outer wall of outermost hollow stem with insulating glove is worn；Meanwhile insulating layer is set, moreover it is possible to prevent in measurement process
In, current leakage occurs on outermost layer insulating bar.
In the present embodiment, insulating layer is not only coated on the outer wall of outermost hollow stem, also at the bottom of telescopic rod
End is coated with insulating layer, insulating layer with the outside wall surface and bottom end that are distributed in outermost hollow stem.
Based on the above technical solution, further, surface of insulating layer is provided with anti-skid chequer.
Tread plate layer is set, when operator holds 100 bottom end of telescopic rod, skid resistance strip is set, operation can be increased
Frictional force between the hand and telescopic rod 100 of personnel avoids telescopic rod 100 sliding along the subordinate of operator.
Based on the above technical solution, further, the top of telescopic rod 100 is provided with hook 101, and links up with
101 are made of metal.
Setting hook 101 when position where the top of telescopic rod 100 reaches trolley wire, can hang telescopic rod 100
On trolley wire, to prevent from separating between telescopic rod 100 and trolley wire in measurement process, also mitigate simultaneously
The burden of operator.
Specifically, linking up with 101 size can determine according to the diameter of trolley wire, in the specific use process, will stretch
Bar lifts after being stretched to certain length, and hook 101 is enable to tangle trolley wire, and the electric current that megameter 200 issues passes through flexible
After bar flows through hook 101, then it is flowed into trolley wire.
Based on the above technical solution, further, it is provided on the outer wall of outermost hollow stem for card
Fill the card slot of megameter 200.
Specifically, card slot is the groove for protruding from the outer wall of outermost layer hollow stem, and the size of groove is according to megameter 200
Profile arrangement offers threaded hole on two side plates of groove, megameter 200 is installed in groove, then by screw
It is threaded into hole, is connected to the point of screw on the shell of megameter 200, so that megameter 200 is stuck in groove.
Card slot is set, megameter 200 can directly be fixed with card slot, make to be formed between megameter 200 and telescopic rod 100
Integral structure.
Based on the above technical solution, further, pass through conducting wire between megameter 200 and outermost hollow stem
Connection.
Specifically, the L terminated line mouth of megameter 200 is connect by conducting wire with outermost hollow stem, megameter 200
E terminated line mouth is connect by conducting wire with the earth.
Based on the above technical solution, further, wire guide is provided in card slot, one end of conducting wire is connected to
The connection jaws of megameter 200, the other end of conducting wire are connect after passing through wire guide with the inner wall of outermost hollow stem.
As another embodiment, the bottom of telescopic rod 100 is provided with insulated handle.
The phenomenon that specifically, operator holds insulated handle, avoiding directly touching with telescopic rod, causing electric shock.
Afterwards it is noted that all the embodiments in this specification are described in a progressive manner, each embodiment weight
Point explanation is all differences from other embodiments, same and similar part cross-reference between each embodiment；
The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to foregoing embodiments
The utility model is described in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified, or equivalent substitution of some or all of the technical features；And
These are modified or replaceed, the model for various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (9)
1. a kind of trolley wire measuring tool, which is characterized in that including telescopic rod and megameter；
The telescopic rod is made of metal, and the top of the telescopic rod is used for and trolley wire contact, the bottom end of the telescopic rod
It is held for operator；
The bottom end of the telescopic rod is arranged in the megameter, and the connection jaws of the megameter are electrically connected with the telescopic rod.
2. trolley wire measuring tool according to claim 1, which is characterized in that the telescopic rod include from outside to inside according to
The secondary multiple hollow stems being stacked in the hollow stem described in every group, are located at every two adjacent hollow stems for one group
The hollow stem that the hollow stem of internal layer can be located relatively at outer layer does stretching motion.
3. trolley wire measuring tool according to claim 2, which is characterized in that in the outer of the outermost hollow stem
Insulating layer is coated on wall.
4. trolley wire measuring tool according to claim 3, which is characterized in that be provided in the surface of insulating layer anti-
Sliding line.
5. trolley wire measuring tool according to claim 1, which is characterized in that be provided on the top of the telescopic rod
Hook, and the hook is made of metal.
6. trolley wire measuring tool according to claim 2, which is characterized in that in the outer of the outermost hollow stem
The card slot for clamping the megameter is provided on wall.
7. trolley wire measuring tool according to claim 6, which is characterized in that the megameter with it is outermost described
It is connected between hollow stem by conducting wire.
8. trolley wire measuring tool according to claim 7, which is characterized in that be provided with conducting wire in the card slot
Hole,
One end of the conducting wire is connected to the connection jaws of the megameter, the other end of the conducting wire pass through after the wire guide with
The inner wall of the outermost hollow stem connects.
9. trolley wire measuring tool according to claim 1, which is characterized in that be provided in the bottom of the telescopic rod
Insulated handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822028442.3U CN209372970U (en) | 2018-12-04 | 2018-12-04 | Trolley wire measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822028442.3U CN209372970U (en) | 2018-12-04 | 2018-12-04 | Trolley wire measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209372970U true CN209372970U (en) | 2019-09-10 |
Family
ID=67835017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822028442.3U Active CN209372970U (en) | 2018-12-04 | 2018-12-04 | Trolley wire measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209372970U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896809A (en) * | 2020-08-26 | 2020-11-06 | 广东电网有限责任公司梅州供电局 | 10kv overhead line telemetering auxiliary tool |
| CN112462295A (en) * | 2020-10-30 | 2021-03-09 | 广东电网有限责任公司梅州供电局 | Overhead low-voltage line leakage detection device |
-
2018
- 2018-12-04 CN CN201822028442.3U patent/CN209372970U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896809A (en) * | 2020-08-26 | 2020-11-06 | 广东电网有限责任公司梅州供电局 | 10kv overhead line telemetering auxiliary tool |
| CN112462295A (en) * | 2020-10-30 | 2021-03-09 | 广东电网有限责任公司梅州供电局 | Overhead low-voltage line leakage detection device |
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