CN219799534U

CN219799534U - Telescopic electroscope

Info

Publication number: CN219799534U
Application number: CN202320928329.9U
Authority: CN
Inventors: 柏松; 邓华; 伍金贵; 王述成; 陈进; 冯晨; 陈山; 陆静; 权杰; 杜晓风
Original assignee: Bazhong Power Supply Co Of State Grid Sichuan Electric Power Corp
Current assignee: Bazhong Power Supply Co Of State Grid Sichuan Electric Power Corp
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-10-03
Anticipated expiration: 2033-04-23

Abstract

The utility model discloses a telescopic electroscope which comprises a columnar holding part, an extension hose and an electroscope part, wherein the holding part is provided with a telescopic cavity along the length direction, and a spring is arranged in the telescopic cavity along the length direction; the inner diameter of the extension hose is smaller than the outer diameter of the spring, the outer diameter of the extension hose is larger than the inner diameter of the spring, the extension hose is sleeved in the telescopic cavity and is in sliding connection with the holding part, and the extension hose is coaxially sleeved with a bendable and memorized metal core; the electricity checking part is connected with the extension hose, and one side of the electricity checking part, which is close to the holding part, is detachably connected with the holding part through the quick connection mechanism. The structure of the part to be inspected is complex, so that the probe cannot contact the part to be inspected, and the problem that the whole device is inconvenient to store can be solved.

Description

Telescopic electroscope

Technical Field

The utility model relates to the technical field of electroscope, in particular to a telescopic electroscope.

Background

The electroscope is an instrument for detecting whether an object is electrified and roughly estimating the electrification amount, and generally comprises a handle, a probe and a display mechanism.

Conventional electroscope often suffers from the following problems during use: (1) The structure and shielding of the part to be inspected are complex, and the part cannot effectively extend into the probe, so that the detection is difficult; (2) When working aloft, the user needs to consider the protection mechanism, so that the electroscope in the hand often falls off due to distraction, and the use is inconvenient; (3) the whole device is inconvenient to store.

Disclosure of Invention

The utility model aims to provide a telescopic electroscope, which can solve the problems that the probe cannot contact a part to be inspected and the whole device is inconvenient to store due to complex shielding of the structure of the part to be inspected of the traditional electroscope.

The utility model is realized by the following technical scheme:

the telescopic electroscope comprises a columnar holding part, wherein a telescopic cavity is formed in the holding part along the length direction, and a spring is arranged in the telescopic cavity along the length direction; the inner diameter of the extension hose is smaller than the outer diameter of the spring, the outer diameter of the extension hose is larger than the inner diameter of the spring, the extension hose is sleeved in the telescopic cavity and is in sliding connection with the holding part, and the extension hose is coaxially sleeved with a bendable and memorized metal core; and the electricity checking part is connected with the extension hose, and one side of the electricity checking part, which is close to the holding part, is detachably connected with the holding part through a quick connection mechanism.

Optionally, the coaxial cover in the spring is equipped with the rule pipe, the tip of rule pipe with flexible chamber's chamber end fixed connection, the internal diameter of rule pipe is greater than the diameter of metal core, the external diameter of rule pipe is less than the internal diameter of extension hose, the external diameter of rule pipe with the internal diameter of spring matches.

Optionally, the quick connection mechanism comprises a quick connection barrel and a quick connection ring edge, the quick connection ring edge is fixedly sleeved at the end part of the holding part, and a plurality of quick connection grooves are formed in the edge of the quick connection ring edge along the thickness direction; the quick connection cylinder is fixedly connected with the electricity checking part, the inner diameter of the quick connection cylinder is matched with the outer diameter of the quick connection ring edge, a plurality of quick connection convex blocks are annularly arranged on the inner wall of the quick connection cylinder, the quick connection convex blocks are in one-to-one correspondence with the quick connection grooves, and all the quick connection convex blocks can slide along the corresponding quick connection grooves at the same time.

Optionally, an anti-slip layer is paved on the outer wall of the quick connecting cylinder.

Optionally, the holding part is provided with a hand guard, the hand guard is in a smooth transitional arc shape, and two ends of the hand guard are respectively connected with two ends of the holding part.

Optionally, the hand guard and the holding part enclose an obtuse triangle-like area; the hand guard inner wall is equipped with the bracing piece, the bracing piece keep away from the one end of hand guard with the lateral wall of portion of gripping is connected, so that with the hand guard with the portion of gripping encloses and establishes the obtuse triangle area of class that forms and cuts apart into two triangle-like areas.

Optionally, the hand guard comprises a hinge section and a fixing section, one end of the hinge section is hinged with the end part of the holding part in a shaft mode and sleeved with a reset torsion spring, and the other end of the hinge section is provided with an inner lap edge in a protruding mode; one end of the fixed section is fixedly connected with the end part of the holding part, and the other end of the fixed section is convexly provided with an outer lap edge; the reset torsion spring can enable the inner lapping edge to overlap with the outer lapping edge and extrude the inner lapping edge, so that the hinge section and the fixing section are smoothly connected.

Optionally, an end of the support rod away from the grip portion is connected to the fixing section.

Optionally, one end of the supporting rod is connected with the middle part of the fixed section, and one end of the supporting rod connected with the holding part is inclined towards the direction of the electricity testing part.

Optionally, the bracing piece is kept away from one side of electricity inspection portion is equipped with the finger ring, fixed section inboard protruding establishes and forms the enhancement portion.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

according to the telescopic electroscope provided by the utility model, the holding part is columnar, the telescopic cavity is formed in one end of the telescopic electroscope along the axial direction, the spring is arranged at the bottom of the telescopic cavity, the extension hose is used for enabling the electroscope to be in sliding connection with the holding part, when the telescopic electroscope is not required to be used, the extension hose is pressed into the telescopic cavity to squeeze the spring until the electroscope is connected with the holding part through the quick connection mechanism, the quick connection mechanism is opened when the telescopic electroscope is required to be used, and the extension hose outwards pops out of the telescopic cavity through the reset force of the spring, at the moment, the extension hose can be bent at will, so that the electroscope can effectively penetrate through a complex structure and shelter and be contacted with a part to be inspected; on this basis, through setting up the metal core that can crooked and memorize in the extension hose, make the extension hose after crooked can keep its shape, carry out structural support to the extension hose on one hand, prevent its downward bending under the effect of the gravity of checking the electricity portion, on the other hand is to the extension hose after crooked design, conveniently carry out a lot of detection to same position that awaits measuring.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:

fig. 1 is a schematic diagram of a telescopic electroscope provided by an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a telescopic electroscope provided by an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of a telescopic electroscope according to an embodiment of the present utility model after extension;

fig. 4 is a schematic top view of a quick connection edge of the telescopic electroscope according to an embodiment of the present utility model.

In the drawings, the reference numerals and corresponding part names:

10-a grip; 11-a telescopic chamber; 12-a spring; 121-gauge tube; 20-extending the hose; 21-a metal core; 30-an electricity checking part; 40, quick-connection cylinder; 401-quick connect bumps; 402-an anti-slip layer; 41-quick connecting ring edge; 411-quick connect slot; 50-hand protection; 501-a hinge section; 5011-inner overlapping edge; 502-a fixed section; 5021-outer overlapping edge; 5022-reinforcing part; 51-supporting rods; 511-finger ring.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.

Examples

Referring to fig. 1 to 4, the present embodiment provides a telescopic electroscope, which includes a columnar holding portion 10, wherein a telescopic cavity 11 is formed in the holding portion 10 along the length direction, and a spring 12 is arranged in the telescopic cavity 11 along the length direction; the second part comprises an extension hose 20, the inner diameter of the extension hose 20 is smaller than the outer diameter of the spring 12, the outer diameter of the extension hose 20 is larger than the inner diameter of the spring 12, the extension hose 20 is sleeved in the telescopic cavity 11 and is in sliding connection with the holding part 10, and a metal core 21 capable of bending and memorizing is coaxially sleeved on the extension hose 20; the third comprises an electricity checking part 30, the electricity checking part 30 is connected with the extension hose 20, and one side of the electricity checking part 30, which is close to the holding part 10, is detachably connected with the holding part 10 through a quick connection mechanism.

According to the telescopic electroscope provided by the embodiment, the holding part 10 is columnar, the telescopic cavity 11 is formed in one end of the telescopic cavity along the axial direction, the spring 12 is arranged at the bottom of the telescopic cavity 11, the extension hose 20 is arranged, the electroscope 30 is in sliding connection with the holding part 10, when the telescopic electroscope is not required to be used, the extension hose 20 is pressed into the telescopic cavity 11 to extrude the spring 12 until the electroscope 30 is connected with the holding part 10 through the quick connection mechanism, storage is completed, when the telescopic electroscope is required to be used, the quick connection mechanism is opened, the extension hose 20 outwards pops out of the telescopic cavity 11 through the reset force of the spring 12, at the moment, the extension hose 20 can be bent at will, and the electroscope 30 can effectively penetrate through a complex structure and be blocked to be contacted with a part to be tested; on this basis, through setting up the metal core 21 that can crooked and memorize in extension hose 20, make extension hose 20 after crooked can keep its shape, on one hand carry out structural support to extension hose 20, prevent it and bend downwards under the effect of the gravity of electricity inspection portion 30, on the other hand carry out the design to extension hose 20 after crooked, conveniently carry out a lot of to same position that awaits measuring and detect.

The extension hose 20 itself has a certain hardness, and can effectively press the spring 12 and prevent itself from being collapsed by being pressed in the longitudinal direction, and is made of rubber having a certain hardness, for example.

The metal core 21 capable of being bent and memorized may be made of any plastic metal or alloy in the prior art, and the diameter is adaptively selected according to the selected material, so long as the shape of the extension hose 20 can be effectively supported.

The metal core 21 may be fixed to the inner wall of the extension hose 20 by connecting one end thereof to the electricity test portion 30, or may be fixed to the inner wall of the extension hose 20 by other means, and in any case, it is only required to be stably installed in the extension hose 20.

In order to radially support the spring 12, radial bending or bending is prevented from occurring in the expansion process of the spring, expansion and return of the spring are affected, a gauge pipe 121 is coaxially sleeved in the spring 12, the end part of the gauge pipe 121 is fixedly connected with the cavity bottom of the expansion cavity 11, the inner diameter of the gauge pipe 121 is larger than the diameter of the metal core 21, the outer diameter of the gauge pipe 121 is smaller than the inner diameter of the extension hose 20, and the outer diameter of the gauge pipe 121 is matched with the inner diameter of the spring 12.

Through the arrangement, on one hand, the spring 12 is supported by the gauge pipe 121, so that the spring 12 is sleeved outside the gauge pipe 121, and therefore, the spring is limited to stretch and retract only along the length direction, and unnecessary bending or bending in the stretching process is prevented, and the stretching and resetting of the spring are prevented from being influenced; in the second aspect, when the extension hose 20 is pushed back into the telescopic chamber 11, the gauge pipe 121 can penetrate into the extension hose 20 to support it against unnecessary bending and buckling; in the third aspect, when the extension hose 20 is pushed back into the expansion chamber 11, the metal core 21 is inserted into the gauge tube 121, and the gauge tube 121 can not only protect the metal core 21, but also straighten it to some extent, preventing it from being excessively bent.

In order to further explain the specific structure of the quick-connection mechanism, the quick-connection mechanism comprises a quick-connection barrel 40 and a quick-connection ring edge 41, wherein the quick-connection ring edge 41 is fixedly sleeved at the end part of the holding part 10, and a plurality of quick-connection slots 411 are formed in the edge of the quick-connection ring edge 41 along the thickness direction; the quick connection barrel 40 is fixedly connected with the electricity checking part 30, the inner diameter of the quick connection barrel 40 is matched with the outer diameter of the quick connection ring edge 41, a plurality of quick connection lugs 401 are annularly arranged on the inner wall of the quick connection barrel 40, the quick connection lugs 401 are in one-to-one correspondence with the quick connection slots 411, and all the quick connection lugs 401 can slide along the corresponding quick connection slots 411 at the same time.

Through the above arrangement, when the electricity checking part 30 is required to be connected with the holding part 10, the extension hose 20 is extruded to be pressed into the telescopic cavity 11 until the quick connection barrel 40 on the electricity checking part 30 is contacted with the quick connection ring edge 41 on the holding part 10, then the quick connection barrel 40 is rotated to enable the quick connection lugs 401 to be in one-to-one correspondence with the quick connection slots 411, then the electricity checking part 30 is continuously extruded downwards, the quick connection lugs 401 fall into the corresponding quick connection slots 411 until the quick connection lugs 401 slide out of the bottom ends from the tops of the quick connection slots 411, then the quick connection barrel 40 is rotated to enable the quick connection lugs 401 to be staggered with the quick connection slots 411, and therefore the quick connection lugs 401 are clamped with the ground of the quick connection ring edge 41 under the action of the reset force of the springs 12, and the holding part 10 is fixedly connected with the electricity checking part 30. When it is desired to extend the extension hose 20, only the reverse operation is required.

Preferably, in order to facilitate screwing the quick-connect cartridge 40, an anti-slip layer 402 is laid on the outer wall of the quick-connect cartridge 40.

In order to facilitate screwing the holding part 10, the holding part 10 is provided with a hand guard 50, the hand guard 50 is in a smooth transitional arc shape, and two ends of the hand guard 50 are respectively connected with two ends of the holding part 10.

By providing the hand guard 50, a support barrier is provided for the hand, preventing relative sliding between the hand and the grip 10.

Preferably, the hand guard 50 and the grip portion 10 enclose an obtuse triangle-like area; the inner wall of the hand guard 50 is provided with a supporting rod 51, and one end of the supporting rod 51, which is far away from the hand guard 50, is connected with the side wall of the holding part 10, so as to divide the obtuse triangle-like area formed by surrounding the hand guard 50 and the holding part 10 into two triangle-like areas.

Through the arrangement, the structural performance of the hand guard 50 is effectively improved, and breakage of the hand guard is prevented.

In order to further adapt to the aerial work, the hand guard 50 includes a hinge section 501 and a fixing section 502, one end of the hinge section 501 is hinged with the end of the holding portion 10, and is sleeved with a reset torsion spring (not shown), and the other end of the hinge section 501 is provided with an inner lapping edge 5011; one end of the fixed section 502 is fixedly connected with the end part of the holding part 10, and an outer lapping edge 5021 is convexly arranged at the other end of the fixed section 502; the reset torsion spring can enable the inner overlapping edge 5011 to overlap with the outer overlapping edge 5021 and be extruded, so that the hinge section 501 and the fixing section 502 are connected smoothly.

Through the above-mentioned setting, through setting up articulated section 501 and fixed section 502, make whole hand protector 50 form a hasp, when carrying out the aerial work, accessible hasp hangs this electroscope on one's body of user or in the external environment can hang the place of establishing, during the use, from outside inwards extrudees articulated section 501, makes interior overlap 5011 keep away from outside overlap 5021, can produce the gap in the junction of articulated section 501 and fixed section 502, can implement to hang and establish, hang the back reset torsion spring and make articulated section 501 reset to make hand protector 50 seal.

Preferably, an end of the support rod 51 remote from the grip portion 10 is connected to the fixing section 502.

Preferably, one end of the support rod 51 is connected to the middle of the fixing section 502, and one end of the support rod 51 connected to the grip part 10 is inclined toward the direction of the electricity checking part 30.

By this arrangement, the structural properties of the hand guard 50 are further enhanced, preventing it from breaking.

In order to further prevent the electroscope from slipping out of the hand, a finger ring 511 is provided on a side of the support rod 51 away from the electroscope 30, and a reinforcing portion 5022 is formed by protruding the inner side of the fixing section 502.

By providing finger ring 511, one finger is inserted into finger ring 511 during holding, which can further prevent the hand from being taken off; the reinforcement 5022 can further enhance the structural properties of the fixed segment 502.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. A telescopic electroscope, comprising:

a columnar holding part (10), wherein the holding part (10) is provided with a telescopic cavity (11) along the length direction, and a spring (12) is arranged in the telescopic cavity (11) along the length direction;

the inner diameter of the extension hose (20) is smaller than the outer diameter of the spring (12), the outer diameter of the extension hose (20) is larger than the inner diameter of the spring (12), the extension hose (20) is sleeved in the telescopic cavity (11) and is in sliding connection with the holding part (10), and a bendable and memorized metal core (21) is coaxially sleeved on the extension hose (20);

the electric testing device comprises an electric testing part (30), wherein the electric testing part (30) is connected with the extension hose (20), and one side, close to the holding part (10), of the electric testing part (30) is detachably connected with the holding part (10) through a quick connection mechanism.

2. The telescopic electroscope according to claim 1, wherein a gauge tube (121) is coaxially sleeved in the spring (12), the end part of the gauge tube (121) is fixedly connected with the cavity bottom of the telescopic cavity (11), the inner diameter of the gauge tube (121) is larger than the diameter of the metal core (21), the outer diameter of the gauge tube (121) is smaller than the inner diameter of the extension hose (20), and the outer diameter of the gauge tube (121) is matched with the inner diameter of the spring (12).

3. The telescopic electroscope according to claim 1, wherein the quick connection mechanism comprises a quick connection barrel (40) and a quick connection ring edge (41), the quick connection ring edge (41) is fixedly sleeved at the end part of the holding part (10), and a plurality of quick connection grooves (411) are formed in the edge of the quick connection ring edge (41) along the thickness direction;

the quick connection barrel (40) is fixedly connected with the electricity checking part (30), the inner diameter of the quick connection barrel (40) is matched with the outer diameter of the quick connection ring edge (41), a plurality of quick connection lugs (401) are annularly arranged on the inner wall of the quick connection barrel (40), the quick connection lugs (401) are in one-to-one correspondence with the quick connection slots (411), and all the quick connection lugs (401) can slide along the corresponding quick connection slots (411) at the same time.

4. A telescopic electroscope according to claim 3, characterized in that the outer wall of the quick connect cartridge (40) is provided with an anti-slip layer (402).

5. The telescopic electroscope according to claim 4, wherein the holding portion (10) is provided with a hand guard (50), the hand guard (50) is in a smooth transition arc shape, and two ends of the hand guard (50) are respectively connected with two ends of the holding portion (10).

6. A telescopic electroscope according to claim 5, characterized in that the hand guard (50) encloses an obtuse triangular-like area with the grip portion (10);

the hand guard (50) inner wall is equipped with bracing piece (51), bracing piece (51) keep away from the one end of hand guard (50) with the lateral wall of portion of gripping (10) is connected, in order to with hand guard (50) with the obtuse triangle-like area of portion of gripping (10) enclosing and establishing and cut apart into two triangle-like areas.

7. The telescopic electroscope according to claim 6, wherein the hand guard (50) comprises a hinge section (501) and a fixed section (502), one end of the hinge section (501) is hinged with the end part of the holding part (10) in a shaft mode and sleeved with a reset torsion spring, and the other end of the hinge section (501) is provided with an inner lapping edge (5011) in a protruding mode;

one end of the fixed section (502) is fixedly connected with the end part of the holding part (10), and an outer lapping edge (5021) is convexly arranged at the other end of the fixed section (502);

the reset torsion spring can enable the inner overlapping edge (5011) and the outer overlapping edge (5021) to overlap and squeeze, so that the hinge section (501) and the fixing section (502) are connected smoothly.

8. A telescopic electroscope according to claim 7, characterized in that the end of the support rod (51) remote from the grip (10) is connected to the fixed section (502).

9. The telescopic electroscope according to claim 8, wherein one end of the support rod (51) is connected with the middle part of the fixed section (502), and one end of the support rod (51) connected with the grip part (10) is inclined toward the direction of the electroscope part (30).

10. The telescopic electroscope according to claim 9, wherein a finger ring (511) is arranged on one side of the supporting rod (51) away from the electroscope part (30), and a reinforcing part (5022) is formed by protruding the inner side of the fixing section (502).