CN202562970U

CN202562970U - Probe rod capable of adjusting probe expansion

Info

Publication number: CN202562970U
Application number: CN2012201841570U
Authority: CN
Inventors: 刘绍麟
Original assignee: Chung Instrument Electronics Industrial Co ltd
Current assignee: Chung Instrument Electronics Industrial Co ltd
Priority date: 2012-04-26
Filing date: 2012-04-26
Publication date: 2012-11-28
Anticipated expiration: 2022-04-26

Abstract

A probe rod capable of adjusting the extension of a probe comprises a main sleeve, the probe and a rotary positioning structure; the probe is arranged in the main sleeve in a penetrating way; the rotary positioning structure comprises eccentric wheels fixedly connected with the probe and arranged in different centers, and an elastic sleeve sleeved on the eccentric wheels and accommodated in the main sleeve; when the probe rotates towards one direction, the eccentric wheel is tightly connected in the main sleeve through the elastic sleeve, and when the probe rotates towards the other direction, the eccentric wheel is released from the elastic sleeve to be capable of moving in a telescopic mode; therefore, the probe can move relative to the main sleeve so as to achieve the effect of adjusting the length of the probe extending out of the main sleeve.

Description

Can adjust the flexible detector bar of probe

Technical field

The utility model relates to a kind of detector bar, relates in particular to a kind of flexible detector bar of probe of adjusting.

Background technology

The use occasion of ammeter is extensive, and in fitting up at home, its ammeter can be found out correct power lead, to do the installation of further construction, finishing or equipment in order to measure the voltage or the electric current of electric wire; Can measure voltage, electric current and the resistance value of integrated circuit in scientific and technological industry, and do further IC design; But because the probe of the detector bar of its ammeter of occasion of some measurement must stretch in the slight gap; Just can measure measured object; Yet the detection segment length of present probe is too short; Cause stretching in the slot and still can't touch measured object, cause correct voltage, electric current or the resistance value that can't measure measured object; Therefore, the utility model is to be major subjects to improve the problems referred to above.

Existing detector bar mainly comprises a probe and a main sleeve pipe; Probe one side has one and surveys section; Probe is arranged in the main sleeve pipe, and the detection section is exposed to outside the main sleeve pipe; Utilize by this and survey section contact measured object, reach voltage, electric current or the resistance of measuring measured object ... wait the effect of numerical value.

Yet existing detector bar still has following shortcoming; If measured object is positioned at the inside in slit, and the aspect ratio in slit detection segment length size is long, then causes surveying section can't contact measured object; And can't measure the correct voltage of measured object, electric current or resistance value, and demand urgently improving.

The utility model content

One purpose of the utility model; Be to provide a kind of flexible detector bar of probe of adjusting; It utilizes the rotation probe to make eccentric wheel tightly tie in main sleeve pipe through resilient sleeve or eccentric wheel is released from resilient sleeve, and probe can be relatively moved with respect to main sleeve pipe.

In order to reach above-mentioned purpose, the utility model provides a kind of flexible detector bar of probe of adjusting, and comprising:

One main sleeve pipe;

One probe is arranged in this main sleeve pipe; And

One rotary positioning structure comprises and is cemented in the eccentric wheel that this probe and the center of differing from one another set and is socketed in this eccentric wheel and is contained in the resilient sleeve in this main sleeve pipe;

When wherein this probe is towards direction rotation, this eccentric wheel will tightly be tied in this main sleeve pipe through this resilient sleeve, this probe is when other direction rotates, and this eccentric wheel of military order is released from this resilient sleeve and can telescopic moving.

The detector bar that the above-mentioned probe adjusted is flexible wherein also comprises a conductive casings, and this probe position has a conductive segment at this main inside pipe casing, and this conductive casings is socketed on this conductive segment to electrically connect with this probe.

The detector bar that the above-mentioned probe adjusted is flexible, wherein this conductive casings has at least one electroconductive elastic sheet, and this electroconductive elastic sheet elasticity is located between this conductive segment and this conductive casings.

The detector bar that the above-mentioned probe adjusted is flexible; Wherein also comprise a brass component; This brass component comprises one first copper pipe and one second copper pipe to should first copper pipe engaging, and this conductive casings is contained in this first copper pipe and is pulled fixing by this first copper pipe and this second copper pipe folder.

The detector bar that the above-mentioned probe adjusted is flexible wherein also comprises the extended insulating sleeve from this eccentric wheel end, and this insulating sleeve is fixed in the outer rim of this probe and is placed in this main sleeve pipe.

The detector bar that the above-mentioned probe adjusted is flexible, wherein this probe is a detection section away from a side of this main sleeve pipe, this detection section is for being exposed to the outside of this insulating sleeve.

The detector bar that the above-mentioned probe adjusted is flexible; Wherein this resilient sleeve is provided with a depressed part; Two ends at this depressed part are formed with a stopper section respectively, and this eccentric wheel protrudes out a positioning block that is contained in this depressed part, and respectively this stopper section is in order to spacing this locating piece that stops.

The detector bar that the above-mentioned probe adjusted is flexible, wherein the side wall surface of this resilient sleeve offers a profile groove.

The detector bar that the above-mentioned probe adjusted is flexible, wherein this resilient sleeve is the cylinder that does not wait wall thickness.

The utility model also has following effect, and its conductive segment can electrically connect through electroconductive elastic sheet and conductive casings, to increase the effect of its conduction and signal transmission.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in detail, but not as the qualification to the utility model.

Description of drawings

The three-dimensional combination figure of Fig. 1 the utility model;

The three-dimensional exploded view of Fig. 2 the utility model;

The partial enlarged drawing of Fig. 3 the utility model;

The assembled sectional view of Fig. 4 the utility model;

The user mode figure of Fig. 5 the utility model (one);

The user mode figure of Fig. 6 the utility model (two);

The user mode figure of Fig. 7 the utility model (three);

The user mode figure of Fig. 8 the utility model (four).

Wherein, Reference numeral

1... detector bar

10... main sleeve pipe

20... probe

21... survey section 22... conductive segment

30... rotary positioning structure

31... eccentric wheel 311... locating piece

32... resilient sleeve 321... depressed part

3211... stopper section 322... profile groove

40... insulating sleeve

50... conductive casings

51... electroconductive elastic sheet

60... brass component

61... the first copper pipe 62..., second copper pipe

P... signal transmission module

Embodiment

Detailed description of relevant the utility model and technology contents, conjunction with figs. are explained as follows, yet appended accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.

Please with reference to Fig. 1 and shown in Figure 2, be respectively the three-dimensional combination figure and the three-dimensional exploded view of the utility model, the utility model provides a kind of flexible detector bar 1 of probe of adjusting, and mainly includes a main sleeve pipe 10, a probe 20 and a rotary positioning structure 30.

Probe 20 is arranged in the main sleeve pipe 10; Probe 20 has one and surveys section 21 and one conductive segment 22, surveys section 21 for being positioned at the side of probe 20 away from main sleeve pipe 10, a side of conductive segment 22 main sleeve pipe 10 inside for probe 20 is positioned at.

Detector bar 1 also comprises an insulating sleeve 40, and insulating sleeve 40 is fixed in the outer rim of probe 20 and is placed in the main sleeve pipe 10; Surveying section 21 is the outsides that are exposed to insulating sleeve 40; Insulating sleeve 40 can be the edge spare that elastomeric material is processed.

Please with reference to Fig. 3 to shown in Figure 4, be respectively the partial enlarged drawing and the assembled sectional view of the utility model, rotary positioning structure 30 comprises an eccentric wheel 31 and a resilient sleeve 32; Eccentric wheel 31 is consolidated on the probe 20, and eccentric wheel 31 sets with probe 20 centers of differing from one another; Eccentric wheel 31 has protruded out a positioning block 311; Resilient sleeve 32 is socketed in eccentric wheel 31 and is contained in the main sleeve pipe 10, and resilient sleeve 32 is provided with a depressed part 321 that supplies locating piece 311 ccontaining, and the two ends of depressed part 321 are formed with a stopper section 3211 respectively, and each stopper section 3211 is in order to the spacing locating piece 311 that stops; The side wall surface of resilient sleeve 32 offers a profile groove 322, and resilient sleeve 32 is the cylinder that does not wait wall thickness; Resilient sleeve 32 can be rubber or silica gel ... the element that waits material to process; In addition, insulating sleeve 40 extends from eccentric wheel 31 ends.

Detector bar 1 also comprises a conductive casings 50 and a brass component 60; Conductive casings 50 is socketed on the periphery of conductive segment 22, and conductive casings 50 internal faces form at least one electroconductive elastic sheet 51, and electroconductive elastic sheet 51 elasticity are located between conductive segment 22 and the conductive casings 50, and probe 20 electrically connects through electroconductive elastic sheet 51 and conductive casings 50; The element that conductive casings 50 is processed for metal material.

Brass component 60 comprises one first copper pipe 61 and one second copper pipe 62; First copper pipe 61 and second copper pipe, 62 corresponding joints; Conductive casings 50 is contained in first copper pipe 61 and is pulled fixing by first copper pipe 61 and second copper pipe, 62 folders; The conductive casings 50 and first copper pipe 61 electrically connect, and second copper pipe 62 and a signal transmission module P electrically connect.

By this; When probe 20 rotates towards a direction; Eccentric wheel 31 will tightly be tied in main sleeve pipe 10 through resilient sleeve 32; When probe 20 rotated towards other direction, military order eccentric wheel 31 was released from resilient sleeve 32 and can telescopic moving, made the detection section 21 of probe 20 reach stretching out or the effect of retraction.

Please with reference to Fig. 5 and shown in Figure 6; Be respectively the user mode figure () and the user mode figure (two) of the utility model; When desire uses detector bar 1 to measure measured object, at first with probe 20 towards counterclockwise rotating, eccentric wheel 31 is released and can telescopic moving from resilient sleeve 32; Inferior probe 20 is stretched and goes out, make the detection section 21 of probe 20 stretch out to reach and lead needed length.

Please with reference to Fig. 7 and shown in Figure 8; Be respectively the user mode figure (three) and the user mode figure (four) of the utility model, thereafter probe 20 rotated towards clockwise direction, this eccentric wheel 31 is tightly tied in main sleeve pipe 10 through resilient sleeve 32; With the relative position of stationary probe 20 in main sleeve pipe 10; When avoiding the detection section 21 (as shown in Figure 6) of probe 20 to measure measured object,, and cause probe 20 to be withdrawn in the main sleeve pipe 10 because of its acting force with measured object; In addition, the different use occasion of also can arranging in pairs or groups adjusts suitable detection section 21 (as shown in Figure 6) length, to measure measured object, to increase the scope of use occasion.

Certainly; The utility model also can have other various embodiments; Under the situation that does not deviate from the utility model spirit and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims

1. A telescopic probe rod with adjustable probe, characterized in that it comprises:

a main casing;

a probe pierced through the main casing; and

A rotary positioning structure, including an eccentric wheel fixed on the probe and arranged at different centers from each other, and an elastic sleeve sleeved on the eccentric wheel and accommodated in the main sleeve;

When the probe is rotated in one direction, the eccentric wheel will be tightly bound in the main casing through the elastic sleeve, and when the probe is rotated in the other direction, the eccentric wheel will be released from the elastic sleeve and Able to stretch and move.

2. The telescopic probe rod with adjustable probe according to claim 1, further comprising a conductive sleeve, the probe is located inside the main sleeve with a conductive section, and the conductive sleeve is socketed The conductive segment is electrically connected with the probe.

3 . The adjustable probing rod according to claim 2 , wherein the conductive sleeve has at least one conductive elastic piece, and the conductive elastic piece is elastically sandwiched between the conductive section and the conductive sleeve. 4 .

4. The adjustable probe telescoping probe rod according to claim 3, further comprising a copper pipe assembly, the copper pipe assembly includes a first copper pipe and a first copper pipe joint corresponding to the first copper pipe Two copper tubes, the conductive sleeve is accommodated in the first copper tube and is clamped and fixed by the first copper tube and the second copper tube.

5. The adjustable probe telescopic probe rod according to claim 2, further comprising an insulating sleeve extending from the end of the eccentric wheel, and the insulating sleeve is fixed on the outer surface of the probe rim and housed within the main casing.

6. The probing rod with adjustable probe telescoping according to claim 5, characterized in that, the side of the probe away from the main casing is a detection section, and the detection section is exposed outside the insulating casing .

7. The adjustable probe telescoping probe rod according to claim 1, characterized in that, the elastic sleeve is provided with a concave portion, and a stop portion is respectively formed at both ends of the concave portion, and the eccentric wheel protrudes There is a positioning block accommodated in the recessed portion, and each stop portion is used for limiting and blocking the positioning block.

8 . The adjustable probe telescoping probe stick according to claim 1 , wherein a slit is formed on the side wall of the elastic sleeve. 9 .

9 . The adjustable probe telescoping probe stick according to claim 1 , wherein the elastic sleeve is a cylinder with unequal wall thickness. 10 .