CN201096811Y

CN201096811Y - Universal probe signal relay base

Info

Publication number: CN201096811Y
Application number: CNU200720127368XU
Authority: CN
Inventors: 陈隆盛
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-14
Filing date: 2007-08-14
Publication date: 2008-08-06
Anticipated expiration: 2017-08-14

Abstract

An adapter of universal probe signals comprises a tube in which the wall is provided with an upper and a lower stop flanges. A slider is in sliding arrangement in the tube, which is also in the formation of a shoulder block to abut against the upper stop flange of the tube for the prevention of the slider from the continuous sliding upward. A spring is arranged in the tube, in which the upper and lower ends are braced between the slider and the lower stop flange. Moreover a current output conductor is connected on the bottom of the tube. Accordingly, the current of the probe can flow to the current output conductor along the wall of the tube. Due to the low resistance of the tube, the more accurate measurement values can be measured. Therefore, the measurement error rate is dropped substantially.

Description

The adapter of general-purpose probe signal

Technical field

The utility model refers to the adapter of general-purpose probe signal especially relevant for a kind of circuit measuring device.

Background technology

Apply to the adapter of general-purpose probe at present, two kinds of patterns are generally arranged, a kind of is that a end in spring is welded with lead, the other end by this spring contacts with probe, make the measured electric current of probe, can be passed to lead via spring, recording electric quantity data, yet the general-purpose probe adapter of this pattern adopts the media of spring as conduction current, not only impedance is higher, and when contact, can't measure first pressing, therefore be difficult for obtaining correct test result, and the spring easy fracture, serviceable life is shorter.

Another kind of general-purpose probe adapter; one spring housing is placed a body; and connect a lead in the end of this spring; the other end by this spring contacts with probe; make the measured electric current of probe, can be passed to lead, to record electric quantity data via spring; yet; above-mentioned two kinds of known general-purpose probe adapters all are that applied spring directly contacts with probe, except that can't measuring the contact first pressing value of moment; on using; probe usually can thrust the spacing of the spring coil and the spring coil of spring, causes the spring flexible type; rupture, also have influence on the measured value of test; and False Rate is heightened, and show improved necessity is arranged.

In view of this utility model creator is studied innovation, discloses a kind of adapter of general-purpose probe signal.

Summary of the invention

The utility model purpose aims to provide a kind of adapter of general-purpose probe signal, to overcome the defective of above-mentioned traditional structure, can record measured value comparatively accurately, reduces false failure rate.

According to above-mentioned purpose, a kind of adapter of general-purpose probe signal is characterized in that, comprising:

One body in its tube wall, is provided with a upper limit bead and a lower limit bead;

One slide block, sliding this body that places, in its outer rim be formed with one in order to the upper limit bead that is resisted against this body this slide block of block resistance continues the upwards shoulder block of slippage;

One spring places this body, and its upper and lower spring end stays between the lower limit bead of this slide block and body; And

The electric current output conductor is connected in the bottom of this body.

Wherein, this body has the upper limit bead and the lower limit bead of roll forming.

Wherein, this slide block is an I shape, and its stage casing is formed with a neck.

Wherein, this electric current output conductor welds the tube wall periphery that is connected in this body bottom with scolding tin.

Wherein, this electric current output conductor is connected in this body outer rim with the scolding tin weldering.

The utility model beneficial effect: pass through said structure, when the utility model is at first touched the top end face of this slide block when the bottom of probe, just can record an initial voltage in the electric current output conductor, after continuing to press down this probe, this probe just can be along the top of slide block end face, tube wall direction slippage towards body, and contact with this tube wall, make the electric current of probe can flow to the electric current output conductor along the tube wall of body, because the resistance of body is low, thereby can record measured value comparatively accurately, false failure rate is declined to a great extent.

Desirable entity of the present utility model can by the following description and appended each be graphic, and be able to distinct it.

Description of drawings

Fig. 1: be exploded view of the present utility model.

Fig. 2: be the stereographic map of the utility model after combination.

Fig. 3: the part sectioned view that is the 3-3 direction of Fig. 2.

Fig. 4: be the utility model when using, the constitutional diagram during contact probe for the first time.

Fig. 5: be to make the constitutional diagram of probe and body overlap joint from lasting the exerting pressure of Fig. 4 towards probe.

Embodiment

See also Fig. 1 to shown in Figure 5, the utility model comprises relevant for a kind of adapter of general-purpose probe signal: a body 10 in its tube wall 11, is provided with a upper limit bead 111 and a lower limit bead 112; One slide block 20 is slided and is placed this body 10, and in its outer rim, is formed with a shoulder block 21, and to be resisted against the upper limit bead 111 of this body 10, this slide block 20 of block resistance continues upwards slippages; One spring 30 places this body 10, and its upper and

lower spring end

31,32 stays on 112 of the lower limit beads of this slide block 20 and body 10; And an electric current output conductor 40, be connected in the bottom of this body 10.So, when a probe 60 that props up circuit board 50, as the inclined type probe, this is known element, it is not the purpose of the utility model patented claim, so do not give unnecessary details, when the top end face 22 of this slide block 20 is at first touched in its bottom, just can record an initial voltage in electric current output conductor 40, after continuing to press down this probe 60, this probe 60 just can be along the top of slide block 20 end face 22, towards the tube wall 11 direction slippages of body 10, and contact with this tube wall 11, make the electric current of measured circuit board 50 electronic components of probe 60 flow to electric current output conductor 40 along the tube wall 11 of body 10, because body 10 adopts low resistance conduction material such as copper to make, its resistance is extremely low, thereby can record magnitude of voltage comparatively accurately at electric current output conductor 40, false failure rate is declined to a great extent.

The utility model discloses the adapter of general-purpose probe signal, this body 10 wherein, can make from copper, aluminium ... or the like metal material, as shown in Figure 1, in when assembling, earlier slide block 20 and spring 30 are inserted body 10 after, can the roll extrusion mode, on the tube wall 11 of this body 10, this upper limit bead 111 of moulding and lower limit bead 112 are as Fig. 2, shown in Figure 3.

As shown in Figure 3, the utility model discloses the adapter of general-purpose probe signal, and wherein this slide block 20 is an I shape slide block 20, and a neck 23 is contained in its stage casing, with the upper limit bead 111 of allowing this body 10 in the outer rim of this neck 23, slippage relatively.

The utility model discloses the adapter of general-purpose probe signal, and wherein this electric current output conductor 40 welds tube wall 11 peripheries that are connected in these body 10 bottoms with scolding tin 41; Certainly this electric current output conductor 40 also can be welded in the outer rim of this body 10, and the utility model also will not be from limit.

The utility model is on using, by a tool [scheming not shown], the adapter of the signal of general-purpose probe shown in several the utility model simultaneously links, in operation, can make the adapter of several general-purpose probe signals together rise, descend, with this probe 60 of convergence, when slide block of the present utility model 20 tops touch probe 60, the electric current of electronic component on the circuit board of being detected by probe 60, just can be via slide block 20, spring 30, the lower limit bead 112 of the body 10 that contacts with this spring 30 is passed to electric current output conductor 40, make operating personnel can record an initial voltage, as shown in Figure 4 in advance; When the adapter of general-purpose probe signal continues when probe 60 directions are exerted pressure relatively, as shown in Figure 5, this probe 60 just can be along with the top end face 22 of slide block 20, slide to the tube wall 11 of body 10, at this moment, the electric current that probe 60 is measured, just direct body 10 via the resistance minimum is passed on the electric current output conductor 40, edge this, the utility model can reduce greatly the mistake measured value, make measurement more accurate.

The utility model is owing to top end face 22 contact probes 60 with slide block 20, and its contact area is very big, so the probe 60 except going for different size, and does not have the existing picture of loose contact, and shows its novelty.

The utility model discloses the adapter of general-purpose probe signal, is have following architectural feature and advantage, and shows practicality of the present utility model and novelty:

1. with the flexibly sliding body 10 that places of slide block 20, and be limited to slippage in the body 10 for the upper and lower spacing bead 111,112 of body 10.

2. work as slide block 20 and contact with probe 60 1, the operator just can record an initial voltage on electric current output conductor 40, make follow-up current sense more accurate.

3. this probe 60 is piled by the top of the top end face 22 of slide block 20, and be offset towards tube wall 11 directions of body 10, and contact with tube wall 11, at this moment, the electric current of probe 60 just can directly be passed to electric current output conductor (40) via the minimum body 10 of resistance, because resistance is minimum, therefore can reduce false failure rate.

The structure that the utility model disclosed, shape can be modified application in not disobeying under spirit of the present utility model and the category, and the utility model also will not be from limit.

Claims

1. the adapter of a general-purpose probe signal is characterized in that, comprising:

The electric current output conductor is connected in the bottom of this body.

2. the adapter of general-purpose probe signal according to claim 1 is characterized in that this body has the upper limit bead and the lower limit bead of roll forming.

3. the adapter of general-purpose probe signal according to claim 1 is characterized in that this slide block is an I shape, and its stage casing is formed with a neck.

4. the adapter of general-purpose probe signal according to claim 1 is characterized in that, this electric current output conductor is connected in the tube wall periphery of this body bottom with the scolding tin weldering.

5. the adapter of general-purpose probe signal according to claim 1 is characterized in that, this electric current output conductor is connected in this body outer rim with the scolding tin weldering.