CN213240223U

CN213240223U - Portable electroscope

Info

Publication number: CN213240223U
Application number: CN202021608891.6U
Authority: CN
Inventors: 林志慧
Original assignee: Hebei Youma Communication Technology Co ltd
Current assignee: Ze'an Technology Beijing Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-05-18
Anticipated expiration: 2030-08-05

Abstract

The utility model provides a portable electroscope, this electroscope includes flexible action bars and demountable installation in the installation piece on flexible action bars top, be equipped with the electroscope body on the top of installation piece, and demountable installation has the cover to establish at this external barrel of electroscope on the installation piece, the electroscope contact of being connected with the electroscope body electricity sets firmly on the top of barrel, and the electroscope body is set up to can give out light because of switching on of electroscope contact and outside current, set up a plurality of light traps that have its circumference interval arrangement on the barrel, so that the warning audible-visual information that the electroscope body sent is acquireed by operating personnel. Portable electroscope, but convenient dismouting and change electroscope, its application scope is wide, the practicality is strong.

Description

Portable electroscope

Technical Field

The utility model relates to an electroscope technical field, in particular to portable electroscope.

Background

The electroscope is an instrument for detecting whether an object is charged or not and roughly estimating the charged quantity.

When power equipment of an electric power system is in power failure maintenance, in order to prevent potential safety hazards to operating personnel caused by sudden power failure of the power equipment, grounding wires need to be arranged on all sides of the possible power failure. Before the grounding wire is arranged on the equipment, the equipment needs to be tested, and the grounding wire can be arranged after the equipment is ensured to have no voltage. Because the circuit framework is higher in the partial transformer substation, current electroscope all is constructed telescopic insulator spindle, but is mostly the integral type structure, and wherein have partly damage then whole electroscope need integrative change, inconvenient maintenance and carry. And the specification of electroscope that uses at present is not unified, need carry many electroscopes of different voltage grades to the equipment electricity test of a plurality of voltage grades, and is extremely inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a portable electroscope to convenient dismouting and change electroscope, its application scope is wide, and the practicality is strong.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a portable electroscope comprising: telescopic operation pole with demountable installation in the installation piece on telescopic operation pole top, in the top of installation piece is equipped with the electroscope body, and in demountable installation has the cover to establish on the installation piece this external barrel of electroscope, in the top of barrel set firmly with the electroscope contact that electroscope body electricity is connected, just the electroscope body is set up to because of electroscope contact and switching on of external current can give out light, in set up on the barrel have its circumference interval arrangement's a plurality of light traps.

Furthermore, a groove is formed in the top end of the mounting block, the bottom end of the electroscope body is embedded in the groove, and a protrusion capable of abutting against the bottom end of the electroscope contact is arranged on the top end of the electroscope body.

Furthermore, an elastic pad is arranged at the bottom of the groove, and the bottom end of the electroscope body is abutted against the elastic pad.

Furthermore, in the bottom of installation piece is equipped with the mounting groove, is close to be equipped with on the outer wall on flexible action bars top and can stretch out by elasticity the elastic positioning element of flexible action bars, corresponding to elastic positioning element, in the mounting hole has been seted up on the installation piece, and because of flexible action bars in the insertion in the mounting groove, elastic positioning element can block and arrange in the mounting hole.

Furthermore, the elastic positioning pieces are arranged on the outer wall surface of the telescopic operating rod in a relative mode, and the mounting holes are matched with the elastic positioning pieces.

Furthermore, corresponding to the mounting hole, a guide groove which extends along the axial direction of the mounting groove is arranged on the inner wall surface of the mounting groove.

Furthermore, corresponding to the mounting hole, an elastic ejecting piece is arranged on the outer wall surface of the mounting block, and the elastic ejecting piece is arranged to eject the elastic positioning piece out of the mounting hole due to bearing external force.

Furthermore, elasticity ejecting member is located including sliding ejecting body in the mounting hole, and for the installation piece is located the operating head of ejecting body other end, and the cover is located outside ejecting body, and be located the operating head with the spring between the installation piece.

Furthermore, the peripheral surface of the top of the cylinder body is provided with an annular bulge which is arranged around the circumference of the cylinder body.

Furthermore, relative to the mounting block, a friction bulge arranged around the circumference of the outer wall surface of the other end of the telescopic operating rod is arranged on the outer wall surface of the other end of the telescopic operating rod.

Compared with the prior art, the utility model discloses following advantage has:

(1) portable electroscope, through dismantling the connection between flexible action bars, installation piece and the barrel, be convenient for change between each part for whole equipment is nimble, it is convenient to maintain, and cost of maintenance is low, and the practicality is strong. The light hole is used for transmitting sound and light information for electroscope warning, so that an operator can conveniently obtain early warning information; in addition, the electroscope body with different voltage grade specifications can be replaced by the device according to different voltage grades of different devices to be tested, so that the device is wider in application range.

(2) The electroscope body can be limited and mounted by arranging the groove; through establishing the cushion, can avoid electroscope body and test electrical contact failure, guarantee to test the electrical operation normal stable.

(3) Through setting up the guiding groove, can make the direction of flexible action bars slide in the mounting groove.

(4) When the elastic ejection piece is in a natural state, the elastic positioning piece can slide to the mounting hole along the guide groove and be clamped; when the elastic ejection piece is pressed, the elastic positioning piece can be abutted against the elastic positioning piece and ejected out of the mounting hole, so that the connection between the telescopic operating rod and the mounting block can be conveniently detached.

(5) Through set up cyclic annular arch at the barrel top, can avoid rainwater or dew to pass through the light trap and get into in the barrel.

(6) The friction bulge is convenient for an operator to hold the operating rod tightly, and the normal operation is prevented from being influenced by the sliding or rotating of the operating rod.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a disassembled schematic view of a portable electroscope according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a cylinder according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an electroscope body according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a mounting block according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of the connection between the elastic positioning element and the telescopic operating rod according to the embodiment of the present invention;

fig. 6 is a schematic structural view of an elastic ejector according to an embodiment of the present invention;

description of reference numerals:

1-a telescopic operating rod, 2-a mounting block, 3-an electroscope body, 4-a barrel, 5-an elastic pad, 6-an electroscope contact, 7-an annular bulge, 8-an elastic ejecting piece and 9-an elastic positioning piece;

101-friction protrusions, 102-guide holes;

201-mounting groove, 202-external thread, 203-guide groove, 204-mounting hole, 205-limit groove and 206-groove;

301-a bump;

401-light hole, 402-internal thread;

601-test the electrical contact bottom end;

801-an operating head, 802-an ejection body, 803-a spring and 804-a limiting block;

901-locating pin, 902-locating spring.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to a portable electroscope, with convenient dismouting and change electroscope, as shown in fig. 1, this electroscope includes flexible action bars 1 and demountable installation in the installation piece 2 on flexible action bars 1 top, be equipped with electroscope body 3 on the top of installation piece 2, and demountable installation has the cover to establish the barrel 4 outside electroscope body 3 on installation piece 2, the top of barrel 4 sets firmly electroscope contact 6 of being connected with electroscope body 3 electricity, and electroscope body 3 is set up to switch on and can give out light because of electroscope contact 6 and outside current, set up a plurality of light trap 401 that have its circumference interval arrangement on barrel 4, so that the warning reputation information that electroscope body 3 sent is acquireed by operating personnel.

It should be noted that the number of the light-transmitting holes 401 can be adjusted in number in the axial direction and the radial direction of the cylinder 4 according to actual requirements. Moreover, the structures of the electroscope body 3 and the telescopic operating rod 1 can refer to the structures of the electroscope element and the telescopic operating rod 1 in the prior art, and the structures of other structures which are not mentioned in the embodiment can also refer to the structures in the prior art, which is not described herein again.

In the specific structure, as shown in fig. 1 and fig. 2, the electricity testing contact 6 penetrates through the cylinder 4, and the bottom end 601 of the electricity testing contact is positioned inside the cylinder 4 and close to the top and is abutted against the electroscope body 3, so that the electric conduction connection capable of realizing the electricity testing operation is formed between the electricity testing contact and the electroscope body. In addition, the inner peripheral wall of the bottom of the cylinder 4 is provided with an internal thread 402, and correspondingly, the outer peripheral wall of the top end of the mounting block 2 is provided with an external thread 202, so as to realize the threaded connection between the cylinder 4 and the mounting block 2.

In this embodiment, to realize the limited installation of the electroscope body 3, as shown in fig. 1 to 4, a groove 206 is provided at the top end of the installation block 2, the shape of the groove 206 is adapted to the bottom end of the electroscope body 3, the bottom end of the electroscope body 3 is embedded in the groove 206, and a protrusion 301 capable of abutting against the bottom end 601 of the electroscope contact is provided at the top end of the electroscope body 3; and still be equipped with the cushion 5 in the tank bottom of recess 206 in the adaptation, the bottom butt of electroscope body 3 is on cushion 5 to guarantee the good butt of arch 301 and the electroscope contact bottom 601 of electroscope body 3, avoid electroscope body 3 and electroscope contact 6 contact failure.

In addition, for the convenience of assembling and disassembling between the mounting block 2 and the telescopic operating rod 1, as shown in fig. 1 and 5, a mounting groove 201 is provided at the bottom end of the mounting block 2, an elastic positioning element 9 capable of elastically extending out of the telescopic operating rod 1 is provided on the outer wall surface near the top end of the telescopic operating rod 1, corresponding to the elastic positioning element 9, a mounting hole 204 is provided on the mounting block 2, and the elastic positioning element 9 can be clamped in the mounting hole 204 due to the insertion of the telescopic operating rod 1 in the mounting groove 201. Corresponding to the mounting hole 204, an elastic ejector 8 is provided on the outer wall surface of the mounting block 2, and the elastic ejector 8 is configured to eject the elastic positioning member 9 from the mounting hole 204 by receiving an external force. And corresponding to the mounting hole 204, a guide groove 203 extending along the axial direction is further provided on the inner wall surface of the mounting groove 201, so that the elastic positioning member 9 is guided to slide in the mounting groove 201, i.e. the telescopic operating rod 1 is guided to slide in the mounting groove 201.

In a specific structure, as shown in fig. 4, 5 and 6, the elastic positioning element 9 includes a positioning pin 901 and a positioning spring 902, a guiding hole 102 adapted to the positioning pin 901 is further disposed on an outer wall surface of the telescopic operating rod 1, the positioning spring 902 is fixedly connected to a bottom of the positioning pin 901 and a bottom of the guiding hole 102, the positioning pin 901 is guided to slide in the guiding hole 102, and a top end of the positioning pin 901 is arc-shaped so as to be clamped or separated from the mounting hole 204. The two elastic positioning pieces 9 are oppositely arranged on the outer wall surface of the telescopic operating rod 1 and are arranged in a matching way with the mounting holes 204; the elastic ejecting member 8 includes an ejecting body 802 slidably disposed in the mounting hole 204, an operating head 801 disposed at the other end of the ejecting body 802 opposite to the mounting block 2, and a spring 803 sleeved outside the ejecting body 802 and located between the operating head 801 and the mounting block 2, wherein a limiting block 804 is disposed on the outer peripheral wall of the ejecting body 802, and correspondingly, a limiting groove 205 is disposed in the mounting hole 204 to prevent the ejecting body 802 from being ejected or separated from the mounting hole 204 due to the spring 803.

In this embodiment, in order to prevent rainwater or dew from entering the cylinder 4 through the light hole 401, as shown in fig. 1 and 2, an annular protrusion 7 is provided on the outer circumferential surface of the top of the cylinder 4. Of course, the annular protrusion 7 may be replaced by other similar structures, for example, an annular plate is added, the annular plate is composed of an inner frame, an outer frame and a filler therebetween, and the annular plate is screwed on the outer peripheral wall of the top of the cylinder 4 through the inner frame, so as to have the same protection function on the light-transmitting hole 401. In addition, in order to facilitate the telescopic operation lever 1 to be held tightly, a friction protrusion 101 is provided on the outer wall surface of the other end of the telescopic operation lever 1 with respect to the mounting block 2 so as to be arranged circumferentially around the same.

When the portable electroscope is used, the elastic pad 5 is firstly placed in the groove 206, then the electroscope body 3 is placed on the elastic pad 5, and then the cylinder 4 is covered on the mounting block 2 and screwed tightly, so that the bulge 301 of the electroscope body 3 is well abutted to the bottom end 601 of the electroscope contact; at this time, the elastic ejector 8 is in a natural state, it is ejected by the spring 803, and leaves a gap with the positioning pin 901 in the mounting hole 204, and then presses the positioning pin 901, and the positioning pin 901 is retracted into the guide hole 102 by the retraction of the positioning spring 902, so that the telescopic operating rod 1 can be inserted into the mounting groove 201, and at this time, the telescopic operating rod 1 slides on the guide groove 203 by the guiding of the positioning pin 901 until the positioning pin 901 is elastically inserted into the mounting hole 204 to form a clamping connection, and at this time, the assembling of the electroscope is completed, and corresponding power operation can be completed. After the electroscope finishes using, the barrel 4 can be loosened through screwing, so that the barrel 4 and the mounting block 2 can be disassembled, the positioning pin 901 can be separated from the mounting hole 204 by pressing the elastic ejection piece 8, the telescopic operating rod 1 can be conveniently pulled out and separated from the mounting groove 201, and the disassembly between the mounting block 2 and the telescopic operating rod 1 can be completed. If need test the electricity to the equipment of different voltage classes in the electric power operation process, only need accomplish the dismouting between above-mentioned barrel 4 and installation piece 2 can.

Portable electroscope, through can dismantling the connection between flexible action bars 1, installation piece 2 and the barrel 4, be convenient for change between each part for whole equipment is nimble, it is convenient to maintain, and cost of maintenance is low, and the practicality is strong. The light hole 401 is used for the electroscope body 3 to warn transmission of acousto-optic information, so that an operator can conveniently obtain early warning information; in addition, the electroscope body 3 with different voltage grade specifications can be replaced by the equipment according to the voltage grade difference of different equipment to be tested, so that the equipment is wider in application range.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable electroscope, comprising: flexible action bars (1) and demountable installation in installation piece (2) on flexible action bars (1) top, in the top of installation piece (2) is equipped with electroscope body (3), and in demountable installation is gone up in installation piece (2) and is covered and establish barrel (4) outside electroscope body (3), in the top of barrel (4) set firmly with electroscope contact (6) that electroscope body (3) electricity is connected, just electroscope body (3) are set up to because of electroscope contact (6) can give out light with switching on of external current, in set up on barrel (4) have a plurality of light trap (401) that its circumference interval was arranged.

2. The portable electroscope of claim 1, wherein: the top end of the mounting block (2) is provided with a groove (206), the bottom end of the electroscope body (3) is embedded in the groove (206), and the top end of the electroscope body (3) is provided with a bulge (301) which can be abutted against the bottom end (601) of the electroscope contact.

3. The portable electroscope of claim 2, wherein: an elastic pad (5) is arranged at the bottom of the groove (206), and the bottom end of the electroscope body (3) is abutted to the elastic pad (5).

4. The portable electroscope of claim 1, wherein: in the bottom of installation piece (2) is equipped with mounting groove (201), is close to be equipped with on the outer wall face on flexible action bars (1) top and can elastically stretch out elastic positioning element (9) of flexible action bars (1), corresponding to elastic positioning element (9), in mounting hole (204) have been seted up on installation piece (2), and because of flexible action bars (1) in the insertion in mounting groove (201), elastic positioning element (9) can block and arrange in mounting hole (204).

5. The portable electroscope of claim 4, wherein: the elastic positioning pieces (9) are arranged on the outer wall surface of the telescopic operating rod (1) in a relative mode, and the mounting holes (204) are matched with the elastic positioning pieces (9) in an arrangement mode.

6. The portable electroscope of claim 4, wherein: corresponding to the mounting hole (204), a guide groove (203) extending along the axial direction is arranged on the inner wall surface of the mounting groove (201).

7. The portable electroscope of claim 4, wherein: corresponding to the mounting hole (204), an elastic ejecting piece (8) is arranged on the outer wall surface of the mounting block (2), and the elastic ejecting piece (8) is arranged to eject the elastic positioning piece (9) out of the mounting hole (204) due to bearing external force.

8. The portable electroscope of claim 7, wherein: the elastic ejection piece (8) comprises an ejection body (802) arranged in the mounting hole (204) in a sliding mode, an operating head (801) arranged at the other end of the ejection body (802) relative to the mounting block (2), and a spring (803) sleeved outside the ejection body (802) and located between the operating head (801) and the mounting block (2).

9. The portable electroscope of claim 1, wherein: the peripheral surface of the top of the cylinder body (4) is provided with an annular bulge (7) which is arranged around the circumference of the cylinder body.

10. The portable electroscope of any of claims 1 to 9, wherein: and relative to the mounting block (2), a friction bulge (101) which is arranged around the circumference of the telescopic operating rod is arranged on the outer wall surface of the other end of the telescopic operating rod (1).