CN202133728U - Testing apparatus of radio frequency power tube - Google Patents
Testing apparatus of radio frequency power tube Download PDFInfo
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- CN202133728U CN202133728U CN201120200485U CN201120200485U CN202133728U CN 202133728 U CN202133728 U CN 202133728U CN 201120200485 U CN201120200485 U CN 201120200485U CN 201120200485 U CN201120200485 U CN 201120200485U CN 202133728 U CN202133728 U CN 202133728U
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- frequency power
- test
- proving installation
- radio
- power tube
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Abstract
The utility model discloses a testing apparatus of a radio frequency power tube, including a pedestal. The pedestal is provided with a test box and a fixed plate; a test circuit board is provided in the test box for testing the power tube; the test box is provided with a test groove for accommodating the power tube; the fixed plate is provided with an elevating mechanism, a handle for controlling the elevating of the elevating mechanism and a slide rod for controlling the sliding direction of the elevating mechanism; the elevating mechanism is provided with a compaction mechanism for compacting the power tube; and the compaction mechanism is positioned over the test groove. Compared to the prior art, the radio frequency power tube does not need to be welded with the circuit board, after the test, an elevating mechanism is controlled to rise, and the radio frequency power tube is taken away, the test efficiency is greatly enhanced, and a rapid no-welding test is realized, and the test apparatus possesses high generality and low cost, and is suitable for popularized utilization.
Description
Technical field
The utility model relates to the proving installation of electron device performance, particularly a kind of proving installation of radio-frequency power pipe.
Background technology
The radio-frequency power pipe generally need be tested the parameters of power tube before putting into production.Traditional proving installation that is used for the testing radio frequency power tube; As shown in Figure 1; On heat dispersion substrate 10, offer the groove 20 that is used to place power tube, power tube compresses through the fixed block 30 of groove 20 tops, and is through the gib screw 40 at fixed block 30 two ends that fixed block 30 is fixing then.
When stating the parameters of proving installation testing radio frequency power tube in the use, need carry out following step:
The first step, power tube is placed in the groove 20 of proving installation, depresses fixed block 30, tighten the gib screw 40 at fixed block two ends.
Second goes on foot, passes through the hand-held electric soldering iron of operating personnel, is welded on the testing circuit board through the input and output radio frequency pin of manual mode with power tube.
The 3rd goes on foot, opens the input and output power switch, regulates input terminal voltage and makes electric current increase to predetermined value.
Radio frequency parameters such as the 4th step, the gain of measured power pipe, reflection, and with voltage on the multimeter test input pin of this moment, record data are to classify.
The 5th the step, turn input terminal voltage down, close the input and output power switch.
The 6th goes on foot, backs out the gib screw of power tube fixed block, takes off fixed block.
The 7th step, manual welding power tube pin to be taking off power tube, and use and inhale solder cleaning radio frequency pin.
But also there are some shortcomings in above-mentioned proving installation when the measured power pipe, as: when the bonding power pipe, the scolding tin type and the tin amount of employing can cause that there is great error in test result; Power tube 3 times welding back is if bad, is difficult to judge to be that the bad or welding technology of device itself causes; The power tube multiple welding is prone to cause the damage of power tube, causes that power tube lost efficacy; And above-mentioned proving installation complicated operation, the test duration is long, is not suitable for large-scale batch process, and manufacturing enterprise can't have no time each power tube is tested at all, can't classify to power tube; And in the fixation procedure of power tube, very easily cause the power tube displacement, the test consistance is relatively poor.
Therefore, above-mentioned proving installation is difficult to guarantee radio frequency pin contact requirement, and radio frequency ground connection effect, and the versatility of proving installation is poor, and a kind of power tube of model needs a proving installation; Simultaneously, the proving installation most materials is made by metal, and is relatively heavier, and cost of manufacture is very high.
Thereby the structure of existing proving installation is still waiting to improve and improve.
Summary of the invention
In view of the weak point of above-mentioned prior art, the purpose of the utility model is to provide a kind of proving installation of radio-frequency power pipe, can realize the quick test of the power tube of property in batches, thereby improves testing efficiency.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of proving installation of radio-frequency power pipe wherein, comprises pedestal, and said pedestal is provided with testing cassete and fixed head; Be provided with the testing circuit board that is used for the measured power pipe in the said testing cassete, offer the test trough that is used to install power tube on the said testing cassete; Said fixed head is provided with elevating mechanism, be used to control the handle that elevating mechanism goes up and down and be used to control the slide bar of the glide direction of elevating mechanism; Said elevating mechanism is provided with the hold-down mechanism that is used to compress power tube, and said hold-down mechanism is positioned at the top of said test trough.
The proving installation of described radio-frequency power pipe, wherein, said elevating mechanism comprises pull bar, sliding panel and mounting blocks; One end and the handle of said pull bar are hinged, and the other end is fixedly connected with sliding panel; Said slide bar runs through said sliding panel, and is fixed on the fixed head through mounting blocks.
The proving installation of described radio-frequency power pipe, wherein, said hold-down mechanism comprises spring and press strip, and an end of spring is fixed on the sliding panel, and the other end is connected with said press strip.
The proving installation of described radio-frequency power pipe, wherein, the end of said press strip is provided with cushion pad.
The proving installation of described radio-frequency power pipe, wherein, said spring and press strip are 3.
The proving installation of described radio-frequency power pipe wherein, is arranged with the spring cover on the said spring.
The proving installation of described radio-frequency power pipe, wherein, the side of said testing cassete is provided with the jack of the multimeter that is used to peg graft, and said jack and testing circuit board electrically connect.
The proving installation of described radio-frequency power pipe wherein, is provided with heat-radiating substrate below said testing circuit board.
The proving installation of the radio-frequency power pipe that the utility model provides when test, only needs the radio-frequency power pipe is placed in the test trough of testing cassete; Make hold-down mechanism fixed RF power tube through elevating mechanism decline, directly carry out test operation, compared with prior art; Need not radio-frequency power pipe and testing circuit board welding, after test, only need the control elevating mechanism to rise; The radio-frequency power pipe taken off get final product, improved testing efficiency greatly, realized unjointed fast test; And the versatility of this proving installation is high, and cost is low, is fit to promote the use.
Description of drawings
The structural representation of the proving installation that Fig. 1 provides for prior art.
The structural representation of the proving installation that Fig. 2 provides for the utility model.
Embodiment
The utility model provides a kind of proving installation of radio-frequency power pipe, for purpose, technical scheme and the effect that makes the utility model is clearer, clear and definite, below with reference to accompanying drawing and give an actual example to the utility model further explain.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also Fig. 2, the proving installation of the radio-frequency power pipe that the utility model embodiment provides comprises pedestal 11, and said pedestal 11 is provided with testing cassete 21 and fixed head 31.Said testing cassete 21 is placed on the pedestal 11, fixed head 31 and pedestal 11 vertical settings.
Wherein, be provided with the testing circuit board (not shown) that is used for the measured power pipe in the said testing cassete 21, this testing circuit board is replaceable, thereby is fit to the test of the radio-frequency power pipe of different size.In the present embodiment, offer the test trough 211 that is used to install power tube on the said testing cassete 21.Fixed head 31 is provided with elevating mechanism 32, be used to control the handle 311 that elevating mechanism 32 goes up and down and be used to control the slide bar 312 of the glide direction of elevating mechanism 32.Elevating mechanism 32 is provided with the hold-down mechanism 33 that is used to compress power tube, and said hold-down mechanism 33 is positioned at the top of said test trough 211.
Please continue to consult Fig. 2, said elevating mechanism 32 comprises pull bar 321, sliding panel 322 and mounting blocks 323.One end and the handle 311 of said pull bar 321 are hinged, and the other end is fixedly connected with sliding panel 322, and said slide bar 312 runs through said sliding panel 322, and are fixed on the fixed head 31 through mounting blocks 323, and sliding panel 322 can be moved up and down along slide bar 312 directions.Wherein, the hinged end of pull bar 321 and handle 311 is curved, goes up and down through handle 311 control pull bars 321, and sliding panel 322 is gone up and down with pull bar 321 simultaneously.
Wherein, said mounting blocks 323 is four, and is separately fixed on the fixed head 31, and after slide bar 312 passed sliding panel 322, its end was fixing with fixed head 31 respectively.In the present embodiment; Said fixed head 31, pedestal 11 and mounting blocks 323 all adopt bakelite plate to make; Make proving installation have insulation effect good, do not produce static, wear-resisting, high temperature resistant, machining property is good, proportion is little characteristics, but also can reduce the proving installation manufacture difficulty greatly, save cost, improve device durability and portability etc.
Please consult Fig. 2 once more, said hold-down mechanism 33 comprises spring 331 and press strip 332, and an end of spring 331 is fixed on the sliding panel 322, and the other end is connected with said press strip 332.When elevating mechanism 32 descends; Spring 331 descends with press strip 332 thereupon, press strip 332 is pressed on the radio-frequency power pipe, and utilizes the elastic force of spring 331 to make press strip 332 compress the pin of radio-frequency power pipe; Thereby when test, the radio-frequency power pipe need not to weld with testing circuit board.
In the present embodiment, said spring 331 is dismantled and assembled on sliding panel 322, and its elasticity adjusting joint is guaranteed the contact requirement of radio-frequency power pipe pin, so that the ground connection of radio-frequency power pipe is respond well, and contact is fixing can guarantee can not damage the power tube pin.Simultaneously, detachable spring 331 has greatly improved the proving installation versatility, realizes the test of the power tube of different size.
In a preferred embodiment; End at said press strip 332 is provided with cushion pad 333, and this cushion pad can be foam-rubber cushion, can make in the elevating mechanism 32 quick decline processes; Reduce the impulse force of 332 pairs of radio frequency power tubes of press strip; Thereby in fixing and test process, play buffer protection function, avoid 332 pairs of power tube radio frequencies of press strip pin to cause damage, and improve the device durability.
Imperial for the ease of tearing open of spring; Between spring 331 and sliding panel 322, also be provided with the spring mounting blocks 334 that is used for mounting spring; Said spring mounting blocks 334 is spirally connected with sliding panel 322, and it is imperial to be convenient to tearing open of whole hold-down mechanism, and said spring 331 is fixedly connected with spring mounting blocks 334; When the power tube of test different size, only need to change different hold-down mechanisms and get final product.
In the specific implementation, said spring 331 is three with press strip 332, and on each spring 331, is with the spring cover, avoids after press strip 332 is pushed down the power RF tube, makes spring 331 bendings.
In a further embodiment; The side of said testing cassete 21 is provided with the jack (not shown) and the input and output power switch (not shown) of the multimeter that is used to peg graft; And said jack and input and output power switch electrically connect with testing circuit board respectively, so that test operation.And below testing circuit board, be provided with the heat-radiating substrate (not shown), make testing circuit board energising after, can in time dispel the heat, thereby improve the measuring accuracy of proving installation, and can also prolong the serviceable life of testing circuit board.
In embodiment further, the multimeter that inserts with jack is arranged in the pedestal, and on pedestal, offers a reading window, is convenient to operating personnel's test and reading operation.
Below the method for testing of proving installation of radio-frequency power pipe that the utility model embodiment is provided be elaborated:
Upwards pulling process handle 311 rises elevating mechanism 32 and hold-down mechanism 33; Afterwards, the radio-frequency power pipe is put into test trough 211, press operation handle 311 makes elevating mechanism 32 descend with hold-down mechanism 33 and contacts and compress with the pin of radio-frequency power pipe downwards; Open the input and output power switch, regulate input terminal voltage and make electric current increase to predetermined value (like 200mA); Radio frequency parameters such as the gain of measured power pipe, reflection afterwards, and with voltage on the multimeter test input pin of this moment, record data are so that classify; Turn input terminal voltage afterwards down, and close the input and output power switch; Pull-up is afterwards pressed from both sides fast, takes off power tube.
The proving installation that the utility model embodiment provides compared with prior art, its beneficial effect is following:
1, the test to power tube has realized not having the welding test, has reduced high-temperature soldering 3 times, makes power tube be reduced to 0 because of the loss percentage of high-temperature soldering.
2, reduced the operation of a plurality of operations, it is very high to reach its testing efficiency of requirement of mass production, thereby if having time the radio frequency power tube is carried out 100% test.Make that the radio-frequency power pipe can be by different test parameter classification; Make the power tube in the same power amplifier can both be with comparatively approaching state work; Reduced environmental factors variations such as Yin Wendu, humidity, voltage and caused that deterioration parameter causes the probability of circuit mismatch; Improve the quality of balance between each branch road of power amplifier, improved power tube resistance to overturning, reliability.Produce bad in the debugging but also reduced, make power tube have more productibility in batches, the whole first-pass yield of factory test promotes more than 30%, has reduced production cost indirectly.
3, adopt bakelite plate as material of main part, significantly reduced installation cost.
4, because hold-down mechanism is replaceable, the elasticity adjusting of spring joint makes that the versatility of proving installation is high, only need change hold-down mechanism (or spring) and test board gets final product to the different model power tube.
5, the consistance of the test environment of the proving installation that provides of the utility model embodiment is better, has improved the accuracy of test data.
It is understandable that; Concerning those of ordinary skills; Can be equal to replacement or change according to the technical scheme and the utility model design thereof of the utility model, and all these changes or replacement all should belong to the protection domain of the appended claim of the utility model.
Claims (8)
1. the proving installation of a radio-frequency power pipe is characterized in that, comprises pedestal, and said pedestal is provided with testing cassete and fixed head;
Be provided with the testing circuit board that is used for the measured power pipe in the said testing cassete, offer the test trough that is used to install power tube on the said testing cassete;
Said fixed head is provided with elevating mechanism, be used to control the handle that elevating mechanism goes up and down and be used to control the slide bar of the glide direction of elevating mechanism;
Said elevating mechanism is provided with the hold-down mechanism that is used to compress power tube, and said hold-down mechanism is positioned at the top of said test trough.
2. the proving installation of radio-frequency power pipe according to claim 1 is characterized in that, said elevating mechanism comprises pull bar, sliding panel and mounting blocks; One end and the handle of said pull bar are hinged, and the other end is fixedly connected with sliding panel; Said slide bar runs through said sliding panel, and is fixed on the fixed head through mounting blocks.
3. the proving installation of radio-frequency power pipe according to claim 2 is characterized in that, said hold-down mechanism comprises spring and press strip, and an end of spring is fixed on the sliding panel, and the other end is connected with said press strip.
4. the proving installation of radio-frequency power pipe according to claim 3 is characterized in that, the end of said press strip is provided with cushion pad.
5. the proving installation of radio-frequency power pipe according to claim 3 is characterized in that, said spring and press strip are 3.
6. according to the proving installation of claim 4 or 5 described radio-frequency power pipes, it is characterized in that, be arranged with the spring cover on the said spring.
7. the proving installation of radio-frequency power pipe according to claim 1 is characterized in that, the side of said testing cassete is provided with the jack of the multimeter that is used to peg graft, and said jack and testing circuit board electrically connect.
8. according to the proving installation of claim 1 or 7 described radio-frequency power pipes, it is characterized in that, below said testing circuit board, be provided with heat-radiating substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120200485U CN202133728U (en) | 2011-06-15 | 2011-06-15 | Testing apparatus of radio frequency power tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120200485U CN202133728U (en) | 2011-06-15 | 2011-06-15 | Testing apparatus of radio frequency power tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202133728U true CN202133728U (en) | 2012-02-01 |
Family
ID=45522492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120200485U Expired - Fee Related CN202133728U (en) | 2011-06-15 | 2011-06-15 | Testing apparatus of radio frequency power tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202133728U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249060A (en) * | 2016-09-30 | 2016-12-21 | 美的智慧家居科技有限公司 | Radio frequency testing device, data processing method and equipment, radio frequency test system |
| CN106932701A (en) * | 2017-03-31 | 2017-07-07 | 成都海威华芯科技有限公司 | A kind of Performance Characteristics method of testing of Microwave Power Tubes |
-
2011
- 2011-06-15 CN CN201120200485U patent/CN202133728U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249060A (en) * | 2016-09-30 | 2016-12-21 | 美的智慧家居科技有限公司 | Radio frequency testing device, data processing method and equipment, radio frequency test system |
| CN106932701A (en) * | 2017-03-31 | 2017-07-07 | 成都海威华芯科技有限公司 | A kind of Performance Characteristics method of testing of Microwave Power Tubes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20160615 |