TWM358968U - Probe device - Google Patents

Abstract

A probe device adapted to connect a test terminal and at least one ground terminal around the test terminal is provided. The probe device includes a signal probe and a plurality of ground elements. The signal probe has a test end adapted to connect the test terminal. The ground elements are disposed around the signal probe, and each of the ground elements is elastic. When the signal probe connects the test terminal, at least one of the ground elements connects the ground terminal. The probe device can increase test accuracy.

Description

M358968 V. New description: [New technical field] It is especially related to a probe that has a grounding member for the 1 probe device. [Prior Art] FIG. 1 is a conventional probe pen

A perspective view of the probe device, Fig. 2, and Fig. 2 are conventional outer casings. Please refer to the figure 2、 phase 2, = ^ slightly to know the RF protection of the probe device.) The coaxial probe is a radio frequency (radiation cartridge 12 〇, - signal probe 130 including a protective casing 110, A set of opposing - first ends m and -; and a casing (10) having a mantle - a manhole 115. The sleeve 1 is disposed and the split sleeve 120 is enclosed from the opening 113 140 of the protective casing 110; The sleeve 120 is a grounding sleeve. Further, the spring 1 is between the one end 122 of the sleeve 110 and the second end 114 of the protective housing 110. The three signal probe 130 is an access hole 115 from the second end 114 of the protective housing UQ. It penetrates into the protective casing 110 and penetrates into the spring 14 与 and the sleeve 12 ,, and a test end 131 of the signal probe 130 extends to the outside of the protective casing 11. In addition, the needle picking device 100 includes a fixing post 132. And an insulating layer 136. The signal probe 130 is disposed in the fixing post 132, and a portion of the probe 134 is exposed outside the fixing post 132 to form the test end 131. The insulating layer 136 is disposed on the signal probe 130 and fixed. Between the pillars 132. Figure 3 is a schematic diagram of a conventional probe device for testing RF signals of a circuit board. 1 and FIG. 3, the conventional probe device 1 is used for measuring a radio frequency signal of a module. The module has a circuit board 5〇, and a surface 51 of the circuit board 5 is provided with an RF signal test terminal 52. And a ground terminal 54 surrounding the RF signal test connector 3 M358968 52. The method of testing the RF signal is to align the test end 131 of the signal probe with the RF signal test terminal 52, and the contact end 124 of the sleeve 12 对The grounding terminal 54. Next, the probe device 100 is depressed, so that the contact end 124 of the sleeve 120 abuts against the grounding terminal 54, so that the sleeve 12〇 will squeeze the magazine 140 and be slightly retracted into the protective casing 11〇, The test end of the signal probe 13A abuts the RF signal test terminal 52 to measure the RF signal of the circuit board 5. In the above, when measuring the RF signal, the contact end 124 of the sleeve 12〇 needs the whole and the ground terminal. 52 contact to avoid distortion of the ground reference signal causes a serious error in the measurement and output of the RF signal. Therefore, the probe device 100 needs to be pressed in the direction m of the surface 51 of the vertical, road 50 to make the sleeve 12〇 Contact end April b whole and ground The sub-52 is in contact. However, in some cases, if the probe-pin 1 is not able to cover in the direction D1 or the ground terminal 52 is not flat, the sleeve 120_contact 124 only has a portion and the ground terminal 52. Contact. Thus, the grounding reference signal is distorted and causes (4) the RF signal to be severely [new content] This creation provides a kind of probe device to improve the accuracy of the test. A device adapted to contact a test and at least a ground terminal located around the test terminal. This signal probe is connected to multiple grounding pieces. The signal probe has a test terminal, and each terminal is turned over. The grounding member is located around the lap end, and when the two contacts the test terminal, the grounding member has at least two ends of the grounding hole. The signal probe is routed from the second end of the wire hole to the M358968 peripheral and the test end of the signal pin extends from the opening to the outside of the protective casing. The grounding piece is located inside the protective casing. In an embodiment of the present invention, each of the grounding members includes a base plate and a grounding portion. The base is placed outside the protective casing, and the grounding portion is connected to the base portion and extends from the opening to the outside of the protective casing. In an embodiment of the present invention, the probe splitting further includes a plurality of resilient members affixed between the base of each of the grounding members and the second end of the protective casing.

Du 5 ft!! For the implementation, the base of each of the above-mentioned grounding members is abutted by at least one of the elastic members. Qiu Kai / ί本创Γ - implementation of the financial, the base of each of the above-mentioned grounding parts and grounding.丨 4 shape 戚 a curved piece. In the present invention - the above-mentioned grounding member:,. The base portion includes a plurality of sleeves sleeved with each other, and each of the sleeves surrounds one of the two embodiments. The above probe device further includes a plurality of elastic members that are sleeved with each other, and the elastic members respectively abut the sleeve. . ~ In this creation - the implementation of the wealth, the above sleeve includes "the first - the first sleeve and - the second money" its # second sleeve sleeve. A limit-part: of the first sleeve is secured to the first end of the protective casing. a limit end H of the second sleeve (and the seat portion is adapted to abut against the first leg of the protective casing - a limit portion of the sleeve is provided with a third limit portion, and the seat is adapted to abut The first end of the tilting housing. Μ - Limit 4 In one embodiment of the present invention, the probe device described above is further protected within the housing and located at the periphery of the signal probe: ... the grounding member comprises a telescopic one Grounding probe, grounding 5 M358968 The contact end extends from the opening to the outside of the protective casing. In the present invention, each of the above-mentioned grounding sleeves is fixed to the casing, and the grounding probe is disposed in the needle casing. In the present invention, the above-mentioned each piece is placed between the grounding probe and the needle sleeve. The tens of thousands of elastic surfaces are included in the tip-acting shot, and the upper part is one of the sleeves. The outer surface of the present invention is implemented, the sleeve has a second surface, the second surface and the protective outer shell, and the first surface of the sleeve 'the sleeve. The other end is opposite, and the needle sleeve is fixed to In the present invention, the above-mentioned probe member has a first surface opposite to the first surface and a second elastic portion. In contrast, the elastic member abuts between the sleeve-side and the two ends of the protective casing. In one embodiment of the present invention, the seedling is located at the money probe and the ground. Between the pieces _ the device further comprises an embodiment fixed in one embodiment of the present invention, the above layer, which is located in the fixed column. The needle is further included - the insulating material is created - in the embodiment, the above grounding member (four) Because the probe device of the present invention has a stretchable 'ensure that these grounding members can be connected with the grounding terminal=the grounding member, the number can be obtained. The following is a preferred embodiment and is accompanied by the attached #=和f can be more obvious and easy [Implementation] Material, material details are as follows. With the shortcomings of the conventional technology, this author proposes a kind of probe device, which is suitable for the 6-M358968 and the test terminal and the test terminal. The probe U includes a signal probe connected to the test terminal of the multiple 1 and 2 ground terminals, and the 钏 pair is #t, , and the 彳S probe has an end around the end, and each of the grounding members can be ^^ |5 = sub-contact. Grounding parts are listed below the test will enumerate several implementations And FIG formula with at least the end member extending into the ground, &. pay again when terminated although the test terminal, a ground member to / _ of which at least two lines - a ground terminal for further description of the record

Fig. 6 is a perspective view showing the probe device of the present embodiment, and Fig. 6 is a partial view of the probe device of the example of the fourth embodiment. Please refer to the figure, the ΐ 装置 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 200 This embodiment is exemplified by three grounding members 230a, 230b, and +Lr. The grounding members 230a, 230b, and 230c are located around the signal probe 220. There may be a gap between =Ifa, 230b, 23〇c, or The number of the grounding members and the number of the elastic members is not limited. In other words, the number of the grounding members may be two or more. The above-described probe assembly i 200 may further include a protective outer casing 210. The protective outer casing 10 has The first end 212 and the second end 214, wherein the first end 212 has a Γ Γ 213, and the second end 214 has an inlet hole 215. The signal probe 疋攸 the second end 214 of the second hole 214 Inside the protective casing 210, a test end 221 of the signal probe 220 extends from the opening 213 to the outside of the protective casing 210. The grounding members 230a, 230b, 230c are disposed in the protective casing 210 and surround the 彳δ; The probe 220. In addition, the grounding member 23A includes a base portion 232a and a ground portion 234a, and the grounding member 230b includes A base portion 232b and a ground portion 234b, and the grounding member 230c includes a base portion 232c and a ground portion 234c. The base portions 232a, M358968 232b, 232c are disposed in the protective housing 210, and the ground portions 234a, 234b, 234c are respectively connected to the base portion 232a, A limiting end 233a, 233b, 233c of 232b, 232c extends from the opening 213 to the outside of the protective casing 210. The grounding portions 234a, 234b, 234c of the grounding members 23A, 230b, 230c are, for example, surrounding the signal probe 220. The trajectory can be a circular trajectory, but it is not limited thereto. It should be noted that the probe 220 has a test end 221 and the grounding portion of the grounding member 230a, 230b, 230c 234a, 234b, 234c are located around the test end 221 of the signal probe 220, and are not limited to surround the signal probe 22. The probe device 2 can further include a plurality of elastic members, and the embodiment is three The elastic members 240a, 240b, 240c are exemplified. However, the present invention does not limit the number of elastic members. In other words, the number of the elastic members may be two or more. The elastic member 240a is abutted against the base 232a of the grounding member 230a. One end 235a and the second end of the protection peripheral 210 Between the two ends 214, the elastic member 240b is abutted between the one end 235b of the base portion 232b of the grounding member 230b and the second end 214 of the protective casing 210. The elastic member 240c is abutted against the one end 235c of the base portion 232c of the grounding member 230c. Han's peripheral 210 is between the younger end 214. It should be noted that the elastic members 24A, 240b, 240c are not essential components. Further, the elastic members 2, 24%, 2, for example, respectively, are a spring, and the elastic members 240a, 240b, 240c are mutually spliced and respectively occupies the base portions 232a, 232b, 232c. In more detail, the elastic member 240a is abutted between the base portion 232a and the second end 214 of the protective casing 21〇. The elastic member 240b is sleeved in the elastic member 24A and abuts against the base portion 23, and protects the outer casing. The second end 214 of the 210 is between the elastic members 240b and is disposed between the base 232c and the second end 214 of the protective casing 210. In the present embodiment, the grounding portions 234a, 234b, and 234c of the grounding members 23a, 23b, 23b, respectively, are, for example, a curved piece. In addition, the material of the grounding member 2, 8 M358968 230b, 230c may include copper, and the surface of the copper may be a layer of gold. Ground

The bases 232a, 232b, 232c of the pieces 230a, 230b, 230c are each a sleeve. The bases 232a, 232b, 232c are nested with each other, and each of the bases 232a, 232b, 232c surrounds the signal probe 220. Specifically, the base portion 232a is a first sleeve, the limiting end 233a of the base portion 232a is provided with a first limiting portion 237a, and the first limiting portion 237a is adapted to abut the first end 212 of the protective casing 21〇, The grounding portion 234a is connected to the first limiting portion 237a. The base portion 232b is a second sleeve, and the base portion 232b is sleeved in the base portion 232a. The limiting end 233b of the base portion 232b is provided with a second limiting portion 237b' and the second limiting portion 237b is adapted to abut the protective housing. The first end 212 of the 210 is connected to the second limiting portion 237b. In addition, the base portion 232c is a third sleeve which is sleeved in the base portion 232b. The limiting end 233c of the base portion 232c is provided with a third limiting portion 237c, and the third limiting portion 237c is adapted to abut against the protective casing 21〇. The first end 212 is connected to the third limiting portion 237c. The pin device 200 can further include a fixing post 222, and the signal probe 22〇j is located in the fixing post 222 and the grounding member, and part of the signal probe 220 is exposed outside the β-column 222 to form the test end 221 described above. . Further, the probe device 2A may further include an insulating layer 226. The insulating layer 226 is disposed in the fixing post 222. The material of the 'signal probe 220 may include copper, and the surface of the copper may be plated with a layer of gold. It is noted that the fixing post 222 is not a necessary member, and the fixing post 222 is white. In the embodiment in which the material is an insulating material, the insulating layer 226 is also an unnecessary member. The fixing post 132 can be changed to the cladding layer 142 to cover the insulating layer 136 and the signal pin 130, and the fixing post 132 (cladding layer), the insulating layer 136 and the signal 130 are pre-formed into a probe line. Further, the signal probe 220 may be located within the fixed post 222 or within the bases 232a, 232b, 23 of the grounding members 23A, 23b, 230C, but is not limited to the center of #9 M3 5 8968. In addition, the signal probe 220 can be connected to a retractable member to form a telescopic pin 220. Since its structure is the general knowledge in the art of the art, it will not be detailed in the drawings. Description. Fig. 7 is a schematic view showing the RF signal of the probe device of the first embodiment of the present invention for testing a circuit board. Referring to FIG. 6 and FIG. 7 , when the probe device 200 of the embodiment can be used to measure the RF signal of a module, the module has an electrical panel 60 ′ and a surface 61 of the circuit board 60 is provided with an RF signal test. Terminal 62 and a ground terminal 64 surrounding the RF signal test terminal 62. The RF signal is tested by aligning the test terminal 221 of the signal probe 220 with the RF signal test terminal 罾62 and aligning the ground portions 234a, 234b, 2 with the ground terminal 64. Next, the probe device is pressed down to make the grounding portions 234a, 234b, and 234e contact the ground terminal 64, and the signal probe 22〇_test terminal 221 contacts the RF signal test terminal 62 to measure the RF signal of the circuit board 60. In this embodiment, since each of the grounding members 23a, 23b, 23c can be independently stretched and contracted. Even if the ground terminal 64 + is flat or the probe package i 2 〇〇 cannot be pressed in the direction D2 of the surface 61 of the vertical circuit board 60, the grounding portions 234a, 2, 2, 2 of each of the grounding members 2, 230b, 23〇c The ground can still be touched to the ground terminal _ 64. For example, in FIG. 7 _, although the ground terminal 64 is located at the left side of the radio frequency signal test terminal 62, which is higher than the grounding level 64 (four), the portion of the right side of the test terminal 62 is high, but first touches the ground portion of the ground terminal 64. If the grounding portion 拠 and the grounding portion 23 are not retracted into the protective casing 21G or retracted less, the grounding portion 2j4b and the grounding portion 234c can still be retracted. Contact the ground terminal 64. Since the slave device 200 of the embodiment can ensure that the grounding portion "234b 234c of each of the grounding members 23〇a, 23%, 23〇c can contact the grounding terminal 64, the ground tea test signal distortion can be avoided, thereby preventing The measured RF signal produces an error. Therefore, the probe device 200 of the present embodiment can improve the test accuracy. It should be noted that in the embodiment not including the elastic members 240a, 240b, 240c, the ground is tested during the test. The pieces 230a, 230b, 230c are reliably extended by gravity. Further, in the embodiment in which the probe device 200 does not include the protective casing 210, the elastic members 240a, 24〇b, 240c may be fixed at one end to the base 232 of the grounding member 230, The other end is fixed to the fixing post 222. Figure 8 is a perspective view of a probe device according to a second embodiment of the present invention. Figure 9A is a cross-sectional view of the probe device of the second embodiment of the present invention, and Figure 9B is the first 2, FIG. 9A and FIG. 9B. The probe device 3 of the present embodiment is, for example, a two-frequency coaxial probe device, but not limited thereto. With the first implementation Similarly, the probe device 300 includes a protective housing 21 and a signal probe 22A.

The probe device 30 further includes a plurality of grounding members 330. In FIGS. 8, 9A and 9B, the two grounding members 330 are exemplified, but in other embodiments, the number of the grounding members 33〇 is greater than two. One. Further, there may be gaps between the grounding members 33A or connected to each other. The protective case 210 and the signal probe 22A of the present embodiment are similar to those of the first embodiment. Therefore, the protective case 21G, the signal probe, and the detail of the present embodiment are the same as those of the first embodiment. In addition, the details of the protective casing training signal 5 220 are referred to the first embodiment, and will not be repeated here. Similar to an embodiment, the probe device 300 can also include a mounting post 222 and an insulating layer 226, but it is not a necessary component. In the disc device, each of the grounding members 330 includes a base portion 332. The base portion 332 is disposed in the protective casing 210, and the grounding portion 334 is connected to the outer casing 21 of the base portion 332. These grounding's and extending from the opening 213 to the grounding portion 234 protecting the cows 3, for example, are arranged along a trajectory (e.g., a circular obstruction) surrounding the signal 11 M358968. It should be noted that the grounding member 3_the ground portion 234 is located at the signal probe ^=signal probe 220. The base portion 332 of each of the grounding members and the ground portion 334 form an arc and a ground portion 334. ^中^ and the isolated piece including the base portion 234 has an outer diameter slightly smaller than the opening slightly larger than the opening 213, and the grounding is substantially 彳 斿ϋ ' the outer diameter of the limiting end 353 and the opening 213 八 = ° the material of the grounding member can be packaged_ The surface of the copper may be a key-layer == one end 335 of the 与 2 and the second end of the protective casing 210 is, for example, a spring, but is not limited thereto. In the embodiment 340, the grounding member 330 is abutted, but the other elastic members 34 〇 abut the grounding member, two or more of the grounding members 330, or one elastic member. By two = two or more grounding members 330. Similar to the first embodiment, the probe device 300 of the present embodiment may not include the elastic member 34A. Similar to the first embodiment, each of the grounding members 330 of the probe device 3 of the present embodiment can be independently extended and contracted. Therefore, the probe of the present embodiment has similar advantages to the riding device 2GG of the first three cases. That is, the probe 300 of the embodiment can avoid the distortion of the ground reference signal to prevent the error of the measured RF signal, thereby improving the test accuracy. It should be noted that in the only _ which does not include the bomb! The raw part 240, the grounding member (10) is reliably extended by gravity during the test. Further, in the embodiment in which the probe device 3 〇〇 + includes the protective casing 21 , the elastic member 340 may be fixed at one end to the base portion 332 of the grounding member 330 and at the other end to the fixing post 222 . FIG. 1 is a perspective view of a third embodiment of a probe device, and FIG. 11 is a perspective view of a probe device according to a third embodiment of the present invention, wherein FIG. The protective casing of the probe device of the embodiment.探针炎昭 Figure 10 and Figure 1 The probe skirt 400 of the present embodiment is, for example, a radio frequency coaxial device, but is not limited thereto. Similar to the first embodiment. The probe device 400 includes a signal probe 420 and a plurality of telescoping ground members 44A. The signal probe 420 has a test end 421 ' and the ground member 44 is located around the test end 421 of the signal probe 42A. This creation does not limit the number of grounding members and elastic members. The number of grounding members can be two or more. , °

The probe device 400 described above may further include a protective casing 41. The protective casing 410 has a first end 412 and a second end 414. The first end 412 = has an opening 413 ' and the second end 414 has an inlet hole 415. The signal probe gamma penetrates from the access hole 415 into the protective casing 41, and a test end 421 of the signal probe 42A extends from the opening 413 to the outside of the protective casing 41. In addition, the probe device 400 described above may further include a sleeve 430 disposed in the protective casing 41〇 and surrounding the signal probe 420. The grounding member 440 is, for example, fixed to the sleeve 43A and located around the test end 421 of the signal probe 420. There may be gaps between the grounding members 440 or may be connected to each other. A contact end 445 of the grounding probe 444 extends from the opening 413 to the outside of the protective casing 41. In addition, each of the grounding members 44 can further include a needle sleeve 442. The needle guard 442 is, for example, fixed to the sleeve 420, and the grounding probe 444 is telescopically disposed within the needle sleeve 442. In the probe device 400 described above, the needle guard 442 is, for example, fixed to an outer surface 432 of the sleeve 430. The protective casing 410 and the sleeve 430 are, for example, circular sleeves, but are not limited thereto. In addition, the probe device 4 can further include a fixing post 422. The down test probe 424 is disposed within the fixed post 422, and a portion of the test probe 424 is exposed outside the fixed post 422 to form the test end 421 described above. Additionally, the probe device 4 can further include an insulating layer 426. The insulating layer 426 is disposed between the test probes 424 13 M358968 and the fixed post 422. Moreover, each of the grounding members 44 can further include an elastic member 446' which is placed between the grounding probes to make the grounding probe 444 expandable. The above-mentioned protective casing 41〇, sleeve 43〇, needle sleeve 442, fixing pillar like, insulating layer 426, and elastic member are unnecessary components. In embodiments where the probe device 400 does not include the sleeve 430, the grounding member 44A can be secured to the retaining post 422. In embodiments where the probe assembly 4 does not include the mounting post 422, the ground member 440 can be secured to the sleeve 43A. Figure 12 is a diagram showing the number of the probe device test circuit board of the third embodiment of the present invention. Please refer to Figure 12 and the actual probe can be used to measure the RF signal of the module. The RF signal is tested by aligning the test terminal 421 of the probe 424 with the RF signal test terminal 62 and the ground probe 444 with the ground terminal 64. Then, the probe device is pressed down, the grounding probe 444 is contacted with the grounding terminal 64, and the test probe 5 is contacted with the RF signal testing terminal 62 to measure the RF signal ground of the circuit board 6 2 2 = 4^ - as each A grounding probe 444 is telescopic, and even if the grounding stalk 64 is not flat or the dying _ can not be depressed in the direction D2 of the vertical electrical surface 61, each grounding probe 444 can still be 64. For example, in FIG. 12, although the ground terminal material == shouting test terminal 62 left_part is higher than the ground terminal 64, and the right side of the test terminal 62 is high, but first touches the test object _ 444) = == ^ and the remaining grounding probes 444 (as located on the left side of Figure 12: the sleeve 442 does not retract into the needle sleeve 442 or retract less, so these = butterfly) can contact the ground terminal 64. Since the probe device 2 of the present embodiment can contact the grounding terminal 64 for each grounding probe 444, the grounding reference signal can be prevented from being distorted, thereby preventing the measurement of the RF signal from being erroneous. Therefore, the probe device 400 of the present embodiment can improve the test accuracy. It should be noted that 'in the embodiment where the grounding member 440 does not include the elastic member 446', the grounding probe 444 of the grounding member 440 is reliably emphasized during the test. In addition, the signal probe is located in the fixed post 422 or the sleeve is not limited thereto. center.

FIG. 13 is a cross-sectional view of the probe device of the fourth embodiment of the present invention. Referring to FIG. H), FIG. 9 and FIG. 13, the probe device of the present embodiment is similar to the probe device of the third embodiment. The following is only for the difference. Compared with the probe dragon _, the actual _ read ship gamma a pack = the bomb member 450 ' this elastic member is for example a spring. The sleeve has a first face 434, a first face 436, and a first face 436 opposite the first & 414 of the protective casing 41. The resilient member is abutted against the second end 414 of the second face I# housing 410 of the sleeve 43〇 to provide the sleeve 430 with a stretchable secret. The sleeve of the probe device 働a of the present embodiment is disposed in the protective casing in a stretchable manner, and the sleeve 430 of the third real body is fixed to the rafter 41, for example, the wooden t device 4υυ to make. In addition, the advantages of the probe device 400a 2 the probe device 400 will not be shown here, and the cross-section of the probe device shown in the fifth embodiment is a schematic view of the probe device of the fifth embodiment. = Figure 15 4 shows the protection of the probe device of the fifth embodiment. ^=施=4图/, Figure 15 'The probe device bridge of this embodiment and the clothing m 432, and the % needle device 400b 15 M358968 The needle guard 442 is fixed to the first face 434 of the sleeve 430. The advantages of this probe device injury and the advantages of the third practical probe device will not be repeated here. It should be noted that in the embodiment in which the probe device 働 does not include the sleeve 43 接地, the grounding member 440 can be fixed to the fixed post 222. The cross-sectional view of the probe device of the sixth embodiment is shown as J-mouth π® 14, FIG. 15 and FIG. 16, and the probe of the present embodiment is shocked by the 働c. She is structurally slavish. Reduced to simple device

= 2 = the strip further includes an elastic member 45G. The resilient member 450 abuts the second face 436 and the second end 414 of the protective outer casing 410 to provide flexibility to the sleeve 430. In other words, the sleeve 43 of the probe package of the present embodiment is retractably disposed in the protective casing_, and the sleeve 43G of the probe device of the first embodiment is a casing 41.

Py ° is a schematic perspective view of the probe device of the seventh embodiment, a schematic view of the probe device of the example, and the figure is

= A schematic view of the probe unit. Referring to FIGS. 17 to 5^0b, the seventh to the ninth embodiments, the probe device 5GG, 500a, 5〇〇b includes a needle sleeve 51〇, a signal probe 52〇, and a fixed column.盥 A plurality of grounding members 54〇 located at 52 turns around the probe. Each grounding member package: a retractable grounding probe 544, and each grounding member is disposed in the needle sleeve 542. In addition, with the grounding member Na = (= burdock more includes an elastic member, the elastic probe located in the needle sleeve 542 is not retractable, and a magazine can be disposed in the needle sleeve 510, which is similar to the signal probe. Between the needle sleeve 51. 16 M35-8968 In the probe device 500, the needle sleeve 510 and the grounding member 540 are fixed to the outer surface 532 of the fixing post 530. In the probe device 500a, the needle sleeve 51 is The grounding member 540 is fixed in the fixing post 530. In the probe device 5〇〇b, the needle sleeve 51〇 and the grounding member 540 are fixed to the end surface 534 of the fixing post 530. The probe devices 5〇〇, 500a, 500b and The foregoing probe device has similar advantages, and will not be repeated here. In summary, the probe device of the present invention has a plurality of grounding members that can be telescopic, so that the grounding probes of the grounding members can be ensured. Contact with the grounding terminal to raise the ground reference signal 'This, the probe device of the present invention can improve the test accuracy. The present invention is disclosed in the above preferred embodiment, but it is not limited to the spirit and scope of the work. When you can make a little bit of it, the Guardian 11 is regarded as a fresh __like i fresh creation [Figure BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic cross-sectional view of a conventional probe device. Figure 2 is a perspective view of a conventional probe device. Figure 3 is a schematic view of a conventional probe device for an RF signal intended for a circuit board. The first embodiment of the present invention is a schematic view of the probe device of the first embodiment of the present invention. Fig. 6 is an exploded view of the first embodiment of the present invention. It is a schematic diagram of the radio frequency signal of the first embodiment of the present invention. Fig. 8 is a perspective view of a right needle device of the second embodiment of the present invention. 17 M358968

FIG. 9A is a probe of a second embodiment of the present invention_ is a grounding object of the second embodiment of the present invention. FIG. 1 is a schematic cross-sectional view of a probe device of the third embodiment of the present invention. Figure 11 is a schematic diagram of two radio frequency signals of the probe device of the third embodiment of the present invention. Figure 13 is a view showing a fourth embodiment of the present creation. Figure 0

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 14 is a schematic cross-sectional view showing a probe device of a fifth embodiment of the present invention. Fig. 15 16 is a perspective view showing a probe of the fifth embodiment of the present invention. A schematic cross-sectional view of a probe device of a sixth embodiment of the present invention is a perspective view of a probe device of a seventh embodiment of the present invention. Figure 18 is a perspective view showing the probe device of the eighth embodiment of the present invention. Fig. 19 is a perspective view showing the probe device of the ninth embodiment of the present invention. • [Main component symbol description] u 50, 60 : Circuit board 51, 61 : Surface 52 ' 62 : RF signal test terminal 54 ' 64 : Ground terminal 1〇〇, 200, 300, 400, 400a, 400b, 400c, 500 , 500a, 5〇〇b: probe device 110, 210, 410: protective casing 1Π, 212, 412: first end 18 M358968 113, 213, 413: opening 114, 214, 414: second end 115, 215, 415: inlet hole 120: sleeve 122, 233a, 233b, 233c: limit end 235a, 235b, 235c, 335: one end 124, 445 of the base: contact end 130, 220, 420, 520: signal probe 131, 221 421: test end '132, 222, 422, 530: fixing posts 136, 226, 426: insulating layer 140: springs 230a, 230b, 230c, 330, 440: grounding members 232a, 232b, 232c, 332: base 234a, 234b, 234c, 334: grounding portion 237a: first limiting portion 237b: second limiting portion _240a, 240b, 240c, 340, 450: elastic member 430: sleeve 432, 532: outer surface 434: first surface 436: second side 442, 510, 542: needle sleeve 444, 544: grounding probe Dl, D2: direction 19

Claims (1)

M358968 VI. Scope of application: The surrounding ^ is located on the test terminal. Grounding the contact of the dice, the probe device comprises: and the Q probe 'having a test end' adapted to be in contact with the test terminal; and a plurality of grounding members located around the working end, when the test end is rolled 1 ± The grounding member is capable of extending to contact the at least one of the two test ends of the squama, and the ===== end, as described in item 2 of the patent application scope妾=2 ground terminal. The base portion of the piece 5 and the ground portion form a curved piece. - The middle mother is grounded. 4. The grounding parts of the probes of the second item of the special fiber circumference are respectively a curved piece, and the base parts include the grounding sleeves of each other, and each sleeve surrounds the signal. Probe. A plurality of elastic members, as described in claim 2, wherein each of the groundings includes: one of the lesser ones. W base. The plurality of elastic members are used to detect a protective casing, and the opposite of the second one includes: having an opening, and the second end has an inlet hole, a second end, The first end end of the wire hole penetrates into the protective casing, and the household, the No. 4 probe extends from the second opening to the outside of the protective casing, and the test end of the base probe The ground portion extends from the opening to the protection = & Externally disposed in the protective casing, 7. As described in claim 6 of the patent application: a probe device, each of which is 20 M358968. 14. The sleeve according to claim 12 is fixed to the sleeve. The first side of the barrel. a garment, wherein the needles 15 are as described in claim 12 of the patent scope. A protective casing having a first end of the fish, including: an opening, and the second end having An access hole of the second end end penetrates the protective casing, and the core =, 10 extends from the second opening to the outside of the protective casing, and the grounding probes the test end from the mouth Extends to the outside of the protective casing. The contact end is opened from the opening 16 as described in claim 15 of the patent application, and the second side of the sleeve is in contact with the protection. a pin, a fixed column, located at the signal probe and the grounding t-pieces. 18. The riding device according to claim 17 of the patent scope, B ° an insulating layer, located in the fixed column 19. The ground mosquito as described in claim 17 of the patent scope is _ fixed column. (4) The device 'where the connection 22