CN200956035Y

CN200956035Y - Replaceable probe structure

Info

Publication number: CN200956035Y
Application number: CN 200620131249
Authority: CN
Inventors: 郑育旻; 郑文瑛; 宋敏祥
Original assignee: CHINA CONTACT PROBES Co Ltd
Current assignee: CHINA CONTACT PROBES Co Ltd
Priority date: 2006-08-24
Filing date: 2006-08-24
Publication date: 2007-10-03
Anticipated expiration: 2016-08-24

Abstract

A structure of replaceable probe, which is suitable to be arranged in the detecting treatment device, consists of a main vacant probe body, inside which an elastic component and at least a needle are designed. The needle sustains the elastic component and can make flexing movement within the main probe body. A vacant sleeve is arranged at the outer edge cover of the utility model, which is provided with a inside wall that forms a location relationship with the main probe body, a through hole at one end of the sleeve, and a opening surface at the other end of the sleeve through which the needle can break away from the sleeve. There for when the needle in the probe is broken through long time usage, operator can take the main probe body out from the sleeve and the detecting treatment device, which does not need to open the detecting treatment device and then replace the needle, and in that way achieve the effect of fast replacement.

Description

Replaceable probe structure

Technical field

The utility model relates to a kind of probe that is used to detect, especially a kind of replaceable probe structure that is provided with the sleeve that supplies the location in the probe body outer rim.

Background technology

Probe mainly is electronic component and the circuit board that is applied to test after various the completing, be with probe configuration on measurement jig and contact with electronic component or circuit board, then the result that will be tested by probe passes computing machine back through lead, to confirm whether determinand has defective work.

Please refer to TaiWan, China patent announcement M271159 number " improvement of measurement jig ", it discloses out a kind of existing probe and measurement jig structure, mainly is to be provided with needle plate, clamping plate, top board and some probes at the pedestal that detects tool.Wherein, this needle plate is preset with the pin hole of the tested point of corresponding determinand (as printed circuit board (PCB)); These some probes are made up of probe body, spring and needle body.This probe body is to be plugged in the default pin hole of needle plate, the one end is provided with lead in order to signal is transferred to computing machine, by the contractility of spring, makes needle body have the restoring force of elastic telescopic in the probe body of hollow, like this, this probe just can be finished and be positioned on the needle plate.Be respectively equipped with the perforation relative on these clamping plate, the top board, and needle body is to pass the perforation of clamping plate, top board and protrude from top board with the pin hole of needle plate.Determinand is positioned over the top board top, contacts with the needle body of probe by the tested point of Measurer with determinand, and then electric signal just can be passed to test machine by the lead that the probe body rear end connects and finish the detection operation.

Yet, probe is detecting on the tool through long-term detection, operation, just cause its needle body to damage easily, and must change whole probe, the pedestal that this moment, operating personnel must will detect tool is taken apart fully, can change smoothly, and after should detecting tool and taking apart, operating personnel also need spended time to look for the position of damaging probe, treat that whole probe changed, the location finishes after, to detect tool again and close, and finish like this and adopt the flow process that pin is changed; By above explanation as can be seen, existing probe and detect tool very bothers when changing probe, inconvenience, especially all needs the detection tool is taken apart, closed when probe damages, more cause operating personnel's puzzlement, also significantly reduce the whole efficiency of test job.

The utility model content

One of the purpose of this utility model is to provide a kind of probe that can replace fast, and when this probe needle body damaged, operating personnel can directly detach probe body the detection tool, need not take back replacing probe apart with detecting tool, to reach quick-replaceable effect.For achieving the above object, replaceable probe structure of the present utility model comprises: the probe body of hollow, has flexible member in this probe body, and at least one needle body that penetrates this probe body, this this flexible member of needle body butt and can be in this probe body stretching motion, the utility model is arranged with the sleeve of hollow in this probe body outer rim, this sleeve has the inwall that can form positioning relation with this probe body, and an end of this sleeve is provided with for the through hole that wears this needle body, and be provided with at this sleeve other end and penetrate this and adopt the pin main body and can break away from the open surface of this sleeve for this probe body, probe body is to be positioned to detect in the tool by this sleeve, thereby and can directly detach the advantage that this sleeve possesses quick replacement.

Owing to the utlity model has the probe that to replace fast, when this probe needle body damages through permanent the use, operating personnel can directly detach probe body this sleeve and detect tool, need not take back replacing probe apart with detecting tool, to reach quick-replaceable effect.

Description of drawings

Fig. 1 is the structural drawing of the utility model preferred embodiment;

Fig. 2 is the STRUCTURE DECOMPOSITION figure of the utility model preferred embodiment;

Fig. 3 is the sectional view of the utility model preferred embodiment; And

Fig. 4-1 is to Fig. 4-the 2nd, the enforcement constitutional diagram of the utility model preferred embodiment.

Embodiment

Relevant detailed description of the present utility model and technology contents now just cooperate graphic being described as follows:

Please refer to Fig. 1, it is the structural drawing of the utility model preferred embodiment, as shown in the figure: the utility model is a kind of replaceable probe structure, it comprises the probe body 10 of hollow, one end of this probe body 10 is provided with fixed bar 20, and this probe body 10 and these fixed bar 20 corresponding

locating slots

11,21 that are provided with are positioned on the end of this probe body 10 for this fixed bar 20; Has flexible member 30 (please refer to shown in Figure 2) in the probe body 10 of this hollow, the other end of this probe body 10 also has needle body 40 and penetrates this probe body 10, and this this flexible member 30 of needle body 40 butts and the elastic force that provides by this flexible member 30, and can be in this probe body 10 stretching motion, the utility model also is arranged with the sleeve 50 of hollow in these probe body 10 outer rims, the inwall of this sleeve 50 can form positioning relation with this probe body 10, and an end of this sleeve 50 is provided with the through hole 52 (please refer to shown in Figure 3) that wears this needle body 40, these through hole 52 internal diameters are less than the external diameter of this probe body 10, and are provided with the open surface 51 (opening) that penetrates this probe body 10 and can break away from these sleeves 50 for this probe body 10 at these sleeve 50 other ends.

See also Fig. 4-1, it is the structural map of the utility model preferred embodiment, as shown in the figure: the utility model is fit to be disposed at detection tool 60, these detection tool 60 inside have restricted area 61, can be for this detection tool 60 of spacing these sleeve 50 unlikely disengagings, this probe body 10 wears sleeve 50, and expose this detection tool 60 and for the usefulness of detection with the needle body on it 40, when carrying out the testing of determinand 70 (please refer to Fig. 4-2), these needle body 40 these determinands 70 of contact, contract towards inside because acting force is oppressed this flexible member 30 and to move back, the inwall of this sleeve 50 and probe body 10 are to constitute positioning relation with slightly friction tight form, make this probe body 10 not because of this acting force breaks away from this sleeve 50, therefore can carry out the testing of determinand 70 smoothly; And when the repetitious testing of these needle body 10 processes, cause damaging and must change the time, operating personnel can force in these probe body 10 upper ends and expose this detection tool 60 parts, can make this probe body 10 remove and detach this sleeve 50 and this detection tool with the positioning relation of these sleeve 50 inwalls, directly penetrate the sleeve 50 that detects in the tool 60 with unspoiled probe body 10 (together with this needle body 40) by these detection tool 60 outsides again, can finish the work of replacement; By the technological means that the utility model provides, operating personnel can directly detach probe body 10 and detect tool 60, need not take back replacing probe body 10 apart with detecting tool 60, can reach the quick-replaceable effect of the utility model.

The above is a preferred embodiment of the present utility model only, is not limited to the utility model.In the above-described embodiments, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. a replaceable probe structure is characterized in that, described probe structure comprises:

The probe body of hollow (10) has flexible member (30) in the described probe body (10);

At least one needle body (40), an end of described needle body (40) penetrates described probe body (10), and the described flexible member of described needle body (40) butt (30) and can be in described probe body (10) stretching motion;

Hollow and be sheathed on the sleeve (50) of described probe body (10) outer rim, described sleeve (50) has the inwall that can form positioning relation with described probe body (10), and an end of described sleeve (50) is provided with the through hole (52) that wears described needle body (40), and is provided with the open surface (51) that penetrates described probe body (10) and can supply described probe body (10) to break away from described sleeve (50) at described sleeve (50) other end.

2. replaceable probe structure according to claim 1, it is characterized in that, described sleeve (50) is that configuration and being limited in detects in the tool (60), and described probe body (10) can be removed described positioning relation and breaks away from described sleeve (50) and described detection tool (60).

3. replaceable probe structure according to claim 1 is characterized in that, described through hole (52) internal diameter is less than the external diameter of described probe body (10).