CN211669291U - Attenuator testing arrangement - Google Patents
Attenuator testing arrangement Download PDFInfo
- Publication number
- CN211669291U CN211669291U CN201922014962.3U CN201922014962U CN211669291U CN 211669291 U CN211669291 U CN 211669291U CN 201922014962 U CN201922014962 U CN 201922014962U CN 211669291 U CN211669291 U CN 211669291U
- Authority
- CN
- China
- Prior art keywords
- attenuator
- pressing plate
- plate
- pressing
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Measuring Leads Or Probes (AREA)
Abstract
The utility model discloses an attenuator testing arrangement. It is including surveying the test panel, a groove, fixed pressing plate, connect the clamp plate, the push-down device, the connecting wire, adapter and shield cover, survey the test panel and all set up in the shield cover with the push-down device, fixed pressing plate is connected on the push-down device, fixed pressing plate's shape and attenuator's outline phase-match form the fixed chamber that is used for fixed attenuator between fixed pressing plate and recess, the recess is seted up on surveying the horizontal axis of test panel, the attenuator has two connecting terminal, the connecting wire setting is in the recess and with connecting terminal contact and switch on. The utility model discloses an useful part lies in: the attenuator to be detected is fixed in the groove through the fixing pressing plate, the connecting terminals on the attenuator are pressed tightly through the connecting pressing plate, so that the connecting terminals are ensured to be in close contact with the connecting wires, the connection reliability is ensured, the attenuator is effectively positioned, and the detection stability and reliability are improved.
Description
Technical Field
The utility model relates to a semiconductor testing field, specific is an attenuator testing arrangement.
Background
The attenuator is an electronic component for providing attenuation, is widely applied to electronic equipment, and has the main purposes that: (1) adjusting the size of a signal in the circuit; (2) in the comparison method measuring circuit, the attenuation value of the measured network can be directly read; (3) the impedance matching is improved, and if some circuits require a relatively stable load impedance, an attenuator can be inserted between the circuit and the actual load impedance, so that the impedance change can be buffered. Before shipping or use, the attenuator needs to be tested to determine whether it can meet the requirements. The existing common means are manual detection, and the position of the attenuator cannot be accurately fixed, so that the detection process is complicated, and the detection effect is difficult to ensure.
Disclosure of Invention
In order to overcome at least partial defect among the prior art, the embodiment of the utility model provides an attenuator testing arrangement, its simple structure, convenient to use, detection efficiency is high, and the interference killing feature is strong.
The embodiment of the application discloses: an attenuator testing device for testing the performance of an attenuator, comprising: the attenuator testing device comprises a testing board, a groove, a fixed pressing board, a connecting pressing board, a pressing device, a connecting line, an adapter and a shielding cover, the test board and the pressing device are both arranged in the shielding case, the fixed pressing plate is connected to the pressing device, the shape of the fixed pressing plate is matched with the outer contour of the attenuator, a fixing cavity for fixing the attenuator is formed between the fixing pressure plate and the groove, the groove is arranged on the transverse central axis of the test plate, the attenuator is provided with two connecting terminals, the connecting wires are arranged in the grooves and are in contact with and conducted with the connecting terminals, the connecting pressing plates are connected to two sides of the fixed pressing plate, the connecting pressing plate is provided with a pressing part arranged above the connecting part of the connecting wire and the connecting terminal, and the adapter is connected to the connecting wire.
Furthermore, the pressing device further comprises a pressing plate, the fixed pressing plate and the connecting pressing plate are connected to the pressing plate, guide posts for guiding the pressing plate are connected to four corners of the pressing plate, and guide holes matched with the guide posts are formed in the testing plate.
Furthermore, a buffer spring is sleeved on the guide post, the upper end of the buffer spring is in contact with the lower pressing plate, and the lower end of the buffer spring is in contact with the test plate.
Furthermore, the bottom of the groove is provided with a clamping groove matched with the outline of the attenuator, and an elastic pad with the same shape as the clamping groove is arranged in the clamping groove.
Further, the pressing device is a pressing cylinder connected to the pressing plate.
Further, the side of surveying the board is provided with the deflector offer the confession on the deflector the through-hole that the adapter passes through, the adapter is at least partly located in the through-hole, survey the board below and be connected with the support survey the support frame of board.
Further, an arc-shaped pressing plate is arranged on the upper portion of the through hole, fixing plates are connected to two sides of the arc-shaped pressing plate, fixing bolts are connected to the fixing plates, and the fixing plates are connected to the testing plate through the fixing bolts.
Further, the shielding case includes the roof and connects the curb plate on the roof seted up on the curb plate with the profile assorted U-shaped groove of adapter.
Furthermore, a shielding groove matched with the side plate is formed in the periphery of the test plate, and the lower end of the side plate is connected to the shielding groove.
Furthermore, the fixed pressing plate and the connecting pressing plate are both plastic plates.
The utility model has the advantages as follows: the utility model relates to an attenuator testing arrangement is including surveying test panel, a groove, fixed pressing plate, connecting clamp plate, the push-down device, the connecting wire, adapter and shield cover, fix the attenuator that awaits measuring in the recess through fixed pressing plate, connecting terminal on with the attenuator compresses tightly through connecting clamp plate, with guarantee connecting terminal and connecting wire in close contact with, guarantee the reliability of connecting, thereby carry out effectual location to the attenuator, improve the stability and the reliability that detect, in addition, survey test panel and push-down device and all set up in the shield cover, can reduce the interference of external environment to the test environment, further improve the reliability of test, it is loaded down with trivial details to overcome prior art in the testing process, detect the defect that the effect is difficult to guarantee.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an attenuator testing device in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, in a preferred embodiment of the present invention, an attenuator testing apparatus for testing performance of an attenuator 10 includes a testing board 1, a groove 2, a fixing plate 3, a connecting plate 4, a pressing device 5, a connecting wire 6, an adapter 7, and a shielding case 8, wherein the testing board 1 and the pressing device 5 are disposed in the shielding case 8, the fixing plate 3 is connected to the pressing device 5, the fixing plate 5 has a shape matching an outer contour of the attenuator 10, a fixing cavity (not shown) for fixing the attenuator 10 is formed between the fixing plate 3 and the groove 2, the groove 2 is disposed on a transverse central axis of the testing board 1, the attenuator 10 has two connecting terminals 101, the connecting wire 6 is disposed in the groove 2 and contacts and is conducted with the connecting terminals 101, connecting clamp plate 4 is connected the both sides of stationary platen 3 connecting clamp plate 4 is last to have the setting and is in connecting wire 6 with the portion 41 that compresses tightly of the top of the junction of connecting terminal 101, adapter 7 is connected on connecting wire 6. Fix attenuator 10 that awaits measuring in recess 2 through fixed pressing plate 3, compress tightly connecting terminal 101 on the attenuator through connecting pressing plate 4, with guarantee connecting terminal 101 and 6 in close contact with of connecting wire, guarantee the reliability of connecting, thereby carry out effectual location to attenuator 10, improve the stability and the reliability that detect, in addition, survey test panel 1 and push down device 5 and all set up in shield cover 8, can reduce the interference of external environment to testing environment, further improve the reliability of test, it is loaded down with trivial details to overcome among the prior art testing process, the defect that the detection effect is difficult to guarantee.
Referring to fig. 1, in the above embodiment, in order to accurately guide the moving direction of the lower platen and prevent the moving path of the lower platen 3 from deviating, the lower pressing device 5 further includes a lower platen 51, the fixed platen 3 and the connecting platen 4 are both connected to the lower platen 51, guide posts 511 for guiding the lower platen 51 are connected to four corners of the lower platen 51, and a guide hole (not shown) matching with the guide posts 511 is formed on the test board 1. The guide post 511 is sleeved with a buffer spring 512, the upper end of the buffer spring 512 is in contact with the lower pressing plate 3, the lower end of the buffer spring 513 is in contact with the test plate 1, in the actual implementation process, the lower pressing device 5 adopts a lower pressing cylinder connected to the lower pressing plate 51, and in other embodiments, the lower pressing device 5 can be an electric cylinder or a spiral lower pressing device according to actual needs.
Referring to fig. 1, in the above embodiment, the bottom of the groove 2 is provided with a clamping groove 21 matching the outer contour of the attenuator 10, and an elastic pad (not shown) having a shape consistent with the clamping groove 21 is disposed in the clamping groove 21. When fixed pressing plate 3 and connection clamp plate 4 pushed down, the cushion is compressed downwards, has enlarged connection clamp plate 4's range of pushing down to make connecting terminal 101 inseparabler with connecting wire 6's contact, improve the stability and the reliability of connecting, thereby make the test effect more accurate.
Referring to fig. 1, in the above embodiment, a guide plate 12 is disposed on a side surface of the test board 1, a through hole (not shown) is formed in the guide plate 12 for the adapter 7 to pass through, at least a portion of the adapter 7 is located in the through hole, and a support frame 13 for supporting the test board 1 is connected below the test board 1. Through the setting of through-hole on deflector 12 and the deflector 12 for the location and the direction of adapter 7 are more accurate, thereby strengthen the reliability that adapter 7 and connecting wire 6 are connected.
Referring to fig. 1, in the above embodiment, an arc-shaped pressing plate 121 is disposed at the upper portion of the through hole, fixing plates 1211 are connected to both sides of the arc-shaped pressing plate 121, fixing bolts 1212 are connected to the fixing plates 1211, and the fixing plate 141 is connected to the test plate 1 through the fixing bolts 1212. Through the setting of arc clamp plate 121, can make things convenient for the effectual adapter 7 that compresses tightly different specifications, application scope is wider, can fix the adapter of different models to the convenience detects the attenuator of different grade type.
Referring to fig. 1, in the above embodiment, the shielding case 8 includes a top plate 81 and a side plate 82 connected to the top plate 81, and a U-shaped groove matching the contour of the adapter 7 is formed in the side plate 82. In the above embodiment, the periphery of the test board 1 is provided with a shielding groove (not shown) matching with the side plate 82, and the lower end of the side plate 82 is connected to the shielding groove. Through the setting of shield cover 8, can improve the interference killing feature, improve the accuracy of test result.
Referring to fig. 1, in the above embodiment, the fixed platen 3 and the connection platen 7 are both plastic plates. Through setting up fixed pressing plate 3 and connection clamp plate 7 into the plastic slab, can reduce fixed pressing plate 3 or connect clamp plate 7 to push down the probability that the in-process produced static, reduce the interference of static to the test, improve the accuracy of test result.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. An attenuator testing device, which is used for testing the performance of an attenuator, and is characterized in that: the attenuator testing device comprises a testing board, a groove, a fixed pressing board, a connecting pressing board, a pressing device, a connecting line, an adapter and a shielding cover, the test board and the pressing device are both arranged in the shielding case, the fixed pressing plate is connected to the pressing device, the shape of the fixed pressing plate is matched with the outer contour of the attenuator, a fixing cavity for fixing the attenuator is formed between the fixing pressure plate and the groove, the groove is arranged on the transverse central axis of the test plate, the attenuator is provided with two connecting terminals, the connecting wires are arranged in the grooves and are in contact with and conducted with the connecting terminals, the connecting pressing plates are connected to two sides of the fixed pressing plate, the connecting pressing plate is provided with a pressing part arranged above the connecting part of the connecting wire and the connecting terminal, and the adapter is connected to the connecting wire.
2. The attenuator testing device according to claim 1, wherein: the pressing device further comprises a pressing plate, the fixed pressing plate and the connecting pressing plate are connected to the pressing plate, guide posts for guiding the pressing plate are connected to four corners of the pressing plate, and guide holes matched with the guide posts are formed in the testing plate.
3. The attenuator testing device according to claim 2, wherein: the guide post is sleeved with a buffer spring, the upper end of the buffer spring is in contact with the lower pressing plate, and the lower end of the buffer spring is in contact with the testing plate.
4. The attenuator testing device according to claim 1, wherein: the bottom of the groove is provided with a clamping groove matched with the outline of the attenuator, and an elastic pad with the same shape as the clamping groove is arranged in the clamping groove.
5. The attenuator testing device according to claim 3, wherein: the lower pressing device is a lower pressing cylinder connected to the lower pressing plate.
6. The attenuator testing device according to claim 1, wherein: the side of surveying the test panel is provided with the deflector offer the confession on the deflector the through-hole that the adapter passes through, the adapter part is located at least in the through-hole, survey the test panel below and be connected with the support survey the support frame of test panel.
7. The attenuator testing device according to claim 6, wherein: the upper portion of the through hole is provided with an arc-shaped pressing plate, two sides of the arc-shaped pressing plate are connected with fixing plates, the fixing plates are connected with fixing bolts, and the fixing plates are connected to the testing plate through the fixing bolts.
8. The attenuator testing device according to claim 1, wherein: the shielding cover comprises a top plate and a side plate connected to the top plate, and a U-shaped groove matched with the profile of the adapter is formed in the side plate.
9. The attenuator testing device according to claim 8, wherein: and the periphery of the test board is provided with a shielding groove matched with the side plate, and the lower end of the side plate is connected in the shielding groove.
10. The attenuator test apparatus according to any one of claims 1 to 9, wherein: the fixed pressing plate and the connecting pressing plate are both plastic plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922014962.3U CN211669291U (en) | 2019-11-20 | 2019-11-20 | Attenuator testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922014962.3U CN211669291U (en) | 2019-11-20 | 2019-11-20 | Attenuator testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211669291U true CN211669291U (en) | 2020-10-13 |
Family
ID=72733431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922014962.3U Active CN211669291U (en) | 2019-11-20 | 2019-11-20 | Attenuator testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211669291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112422154A (en) * | 2020-11-23 | 2021-02-26 | 国网北京市电力公司 | Test system, test method, test device and processor for HPLC (high performance liquid chromatography) platform area identification |
| CN113917250A (en) * | 2021-09-08 | 2022-01-11 | 三维通信股份有限公司 | Power amplifier module testing method and jig |
-
2019
- 2019-11-20 CN CN201922014962.3U patent/CN211669291U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112422154A (en) * | 2020-11-23 | 2021-02-26 | 国网北京市电力公司 | Test system, test method, test device and processor for HPLC (high performance liquid chromatography) platform area identification |
| CN112422154B (en) * | 2020-11-23 | 2022-08-12 | 国网北京市电力公司 | Test system, test method and test device for HPLC (high performance liquid chromatography) platform area identification |
| CN113917250A (en) * | 2021-09-08 | 2022-01-11 | 三维通信股份有限公司 | Power amplifier module testing method and jig |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211669291U (en) | Attenuator testing arrangement | |
| CN204514967U (en) | A kind of PCB test connector | |
| CN104914374A (en) | Device for detecting electrical performance of chips | |
| CN2795865Y (en) | Composite printed circuit board test device | |
| CN211206740U (en) | Battery cell internal resistance testing tool | |
| CN210294443U (en) | Switching device for signal conduction | |
| CN206671370U (en) | A kind of multi-functional clamp for chip capacitor electric performance test | |
| CN105445501A (en) | Electric detecting device for environmental testing | |
| CN213068911U (en) | Amplifier test switching device | |
| CN212965292U (en) | Portable plug testing device | |
| CN210639198U (en) | High-frequency screening test fixture for temperature compensation attenuator | |
| CN208140882U (en) | A kind of jig | |
| CN209311628U (en) | A kind of microwave circuit board checking device | |
| CN203037746U (en) | Test device used for double-unit 73mm power device module capacitor | |
| CN220357197U (en) | Be used for intelligent mobile terminal mainboard detection device | |
| CN212008814U (en) | Triode detection tool | |
| CN205049601U (en) | Integrated circuit's detection device and check out test set | |
| CN213068912U (en) | Amplifier testing device | |
| CN216718541U (en) | Portable insulation resistance tester | |
| CN214670243U (en) | Electric performance testing device for industrial control board | |
| CN205595310U (en) | Semiconductor device is with test seat | |
| CN219533243U (en) | Annular component test base | |
| CN215599337U (en) | Detection tool for preventing non-loading, semi-loading and wrong models of grounding terminal | |
| CN218885974U (en) | Pressed block | |
| CN214309240U (en) | Novel switch stress detection machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |