CN205120742U - B probe and because interior fast measuring device of track bore of B probe - Google Patents
B probe and because interior fast measuring device of track bore of B probe Download PDFInfo
- Publication number
- CN205120742U CN205120742U CN201520796360.7U CN201520796360U CN205120742U CN 205120742 U CN205120742 U CN 205120742U CN 201520796360 U CN201520796360 U CN 201520796360U CN 205120742 U CN205120742 U CN 205120742U
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- probe
- coil
- connector
- pcb
- railgun
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Abstract
The utility model discloses a B probe, including PCB, lie in the coil on this PCB, coaxial cable's connector and angle sensor, wherein, the both ends of coil link to each other with two pins of connector respectively, and angle sensor is used for measuring coil's skew angle. Adopt the utility model provides an identity of all coils because the coil adopts the mode of PCB printing, has been guaranteed to the B probe to, through angle sensor measuring coil's skew angle, can guarantee that position and the orientation of all coils in the track bore is unanimous, thereby guarantee that the parameter of B probe is unanimous, and then improve the measurement accuracy of B probe.
Description
Technical field
Velocity survey field in the thorax that the utility model relates to electromagnetic railgun, particularly relates to a kind of B probe and based on velocity measuring device in the track bore of B probe.
Background technology
The measurement of velocity of shot and displacement is one of important test event of conventional cannon, the test of magnetic artillery speed and displacement mainly concentrates in thorax and gun muzzle, test different from conventional gun interior ballistics, can in conjunction with the various sensor of gun tube design and installation for test in magnetic artillery.
In electromagnetic railgun inner trajectory is measured, B probe is a kind of conventional survey sensor, B probe can be used as zone-block device, be arranged in the barrel of railgun, when armature process time, meeting output induced voltage, the distance between adjacent two B probes is known, by measuring the mistiming produced between induced voltage, the speed of armature at the bore of railgun can be measured.
B probe is called magnetic probe again, and at present, the making of B probe generally adopts plexi-glass tubular, enameled wire to form, and uses a few circle of enameled wire coiling plexi-glass tubular, is fixed on railgun, has just been made into B probe.
Above-mentioned B probe is in manufacturing process, and hand wound's coil, causes B probe parameter inconsistent, thus affect measuring speed precision.Due in winding process, have employed enameled wire, at the end welding coaxial cable of B probe, cause weld easily broken, insecure like this.
Utility model content
The utility model embodiment provides a kind of B probe and based on velocity measuring device in the track bore of B probe, the problem that the B probe measurement precision in order to solve the manual manufacture existed in prior art is low.
The utility model embodiment provides a kind of B probe, comprising: printing board PCB, is positioned at the coil on described PCB, the connector of concentric cable and angular transducer, wherein:
The two ends of described coil are connected with two pins of described connector respectively;
Described angular transducer is for measuring the deviation angle of described coil.
Further, described coil comprises the Part I coil being positioned at described PCB front and the Part II coil being positioned at the described PCB back side;
One end of described Part I coil and one end of described Part II coil are connected by first via hole that metallizes;
The other end of described Part I coil and the first pin of described connector are connected by second via hole that metallizes;
The other end of described Part II coil and the second pin of described connector are connected by the 3rd via hole that metallizes.
Further, described coil makes by applying copper cash.
Further, described coil is mosquito-repellent incense type, circle, ellipse or rectangle.
Further, described connector is BNC connector.
Further, described angular transducer adopts paster packing forms to be welded on described PCB, and the sensor chip of described angular transducer is parallel with described PCB plane.
The utility model embodiment also provides a kind of based on velocity measuring device in the track bore of B probe, comprising:
Railgun, above-mentioned B probe, and launched by described railgun and the armature of big gun chamber inner movement at described railgun;
Barrel along described railgun is furnished with multiple boring, and described boring is for inserting described B probe.
Further, described boring is flat boring.
Further, described multiple boring is equidistantly arrangement.
The utility model beneficial effect comprises:
The B probe that the utility model embodiment provides, comprise PCB (printed circuit board, PrintedCircuitBoard), be positioned at the coil on this PCB, the connector of concentric cable and angular transducer, wherein, the two ends of coil are connected with two pins of connector respectively, and angular transducer is used for the deviation angle of measuring coil.Adopt the B probe that the utility model provides, because coil adopts the mode of PCB printing, ensure that the homogeneity of all coils, and, by the deviation angle of angular transducer measuring coil, can ensure that the position of all coils in track bore is consistent with direction, thus ensure that the parameter of B probe is consistent, and then improve the measuring accuracy of B probe.
The utility model embodiment provide based on velocity measuring device in the track bore of B probe, comprise railgun, the above-mentioned B probe that the utility model embodiment provides, and to be launched by railgun and the armature of big gun chamber inner movement at railgun, and be furnished with multiple boring along the barrel of railgun, be inserted with B probe in boring.Due to the B probe of manual manufacture used in adopted B probe hinge structure, improve measuring accuracy, thus adopt velocity measuring device in this track bore, improve the accuracy of velocity survey.
The further feature of the application and advantage will be set forth in the following description, and, partly become apparent from instructions, or understand by implementing the application.The object of the application and other advantages realize by structure specifically noted in write instructions, claims and accompanying drawing and obtain.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model with the utility model embodiment one, does not form restriction of the present utility model.In the accompanying drawings:
The structural representation of the B probe that Fig. 1 provides for the utility model embodiment;
The structural representation based on velocity measuring device in the track bore of B probe that Fig. 2 provides for the utility model embodiment.
Embodiment
In order to provide the implementation improving B probe measurement precision, the utility model embodiment provides a kind of B probe, and in order to provide the accuracy improving velocity survey in track bore, the utility model embodiment provides a kind of based on velocity measuring device in the track bore of B probe, below in conjunction with Figure of description, preferred embodiment of the present utility model is described, be to be understood that, preferred embodiment described herein only for instruction and explanation of the utility model, and is not used in restriction the utility model.And when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
The utility model embodiment provides a kind of B probe, as shown in Figure 1, comprising:
PCB11, is positioned at the coil 12 on PCB11, the connector 13 of concentric cable and angular transducer 14, wherein:
The two ends of coil 12 are connected with two pins of connector 13 respectively;
Angular transducer 14 is for the deviation angle of measuring coil 12.
In the embodiment that the utility model provides, coil 12 can be made by deposited copper cash, and coil can be mosquito-repellent incense type, circle, ellipse or rectangle, deposited copper cash be exactly by copper cash apposition on circuit board substrate.
Further, in order to utilize the making space of PCB11 fully, improve measuring accuracy, coil 12 can comprise the Part I coil being positioned at PCB11 front and the Part II coil being positioned at the PCB11 back side, and one end of one end of Part I coil and described Part II coil is connected by the via hole 15 that metallizes of first on PCB11, the other end of Part I coil and the first pin of connector 13 are connected by second of the PCB11 via hole 16 that metallizes, the other end of Part II coil and the second pin of connector 13 are connected by the 3rd of the PCB11 via hole 17 that metallizes.
As can be seen from Fig. 1, be positioned at the coil 12 of top, its Part I coil can be connected by first pin of the deposited copper cash in PCB11 front with the connector 13 being positioned at below, and its Part II coil can be connected by second pin of the deposited copper cash (not shown) at the PCB12 back side with the connector 13 being positioned at below.
Metallization via hole is that the hole of boring on PCB, is stained with tin simultaneously, so just can conduct electricity when making PCB.In the utility model embodiment, use metallization via hole namely can connect double-edged device or deposited copper cash.
In above-described embodiment that the utility model provides, connector 13 can adopt BNC connector (snap-fit connector, BayonetNutConnector), it is a kind of connector for concentric cable of standard, BNC connector has two pins, and pin 1 and pin 2 can distinguish the two ends of connecting coil, and the two ends of the deposited copper cash of composition coil 12, such coil 12 just and BNC connector link together, the other end of BNC connector can connect coaxial cable.
In above-described embodiment that the utility model provides, angular transducer 14 can adopt paster packing forms to be welded on PCB11, and the sensor chip of angular transducer 14 can be parallel with PCB11 plane, thus the angle making angular transducer 14 measure is exactly the angle of coil 12, be convenient to the measurement of the deviation angle to coil 12.
Further, angular transducer 14 makes the orbital direction of coil 12 normal direction railgun parallel, and ensure that all coils 12 is in railgun, position, direction are consistent.
Adopt the B probe that the utility model provides, because coil adopts the mode of PCB printing, ensure that the homogeneity of all coils, and, by the deviation angle of angular transducer measuring coil, can ensure that the position that all coils is installed in track bore is consistent with direction, thus ensure that the parameter of B probe is consistent, and then improve the measuring accuracy of B probe.
Further, when using BNC connector as connector, in order to avoid welding coaxial cable, directly can plug just energy use during use, thus make B probe more durable, not fragile.
Based on above-mentioned B probe, the utility model embodiment still provides velocity measuring device in a kind of track bore, as shown in Figure 2, comprising:
Railgun 21, the above-mentioned B probe 22 that the utility model embodiment provides, and launched by railgun 21 and the armature of big gun chamber inner movement at railgun 21;
Further, the barrel along railgun 21 is furnished with multiple boring 23, holes for inserting B probe 22.
Further, above-mentioned boring 23 can be flat boring, makes probe 22 more convenient and more firmly to insert wherein.
Further, in order to the follow-up calculating being convenient to speed, multiple boring 23 can be equidistantly arrange.
It is above-mentioned based on speed measuring device in the track bore of B probe that the utility model embodiment provides, and when this railgun of armature is launched, in the process of big gun chamber inner movement, when through each B probe 22, produces induced voltage signal, thus measuring speed.
Such as, when armature movement is to first B probe time, B probe is according to Faraday's electromagnetic induction law, and can produce a voltage waveform, voltage waveform is presented on oscillograph.In like manner, when armature is through second B probe, same generation voltage waveform, by measuring the mistiming that two voltage waveforms occur, the position of two B probes and distance are known, be exactly that this formula of speed can be known according to distance divided by the time, armature present speed, and the position that current armature can be known.
In sum, the B probe that the utility model embodiment provides, comprises PCB, be positioned at the coil on this PCB, the connector of concentric cable and angular transducer, wherein, the two ends of coil are connected with two pins of connector respectively, and angular transducer is used for the deviation angle of measuring coil.Adopt the B probe that the utility model provides, because coil adopts the mode of PCB printing, ensure that the homogeneity of all coils, and, by the deviation angle of angular transducer measuring coil, can ensure that the position of all coils in track bore is consistent with direction, thus ensure that the parameter of B probe is consistent, and then improve the measuring accuracy of B probe.
The utility model embodiment provide based on velocity measuring device in the track bore of B probe, comprise railgun, the above-mentioned B probe that the utility model embodiment provides, and to be launched by railgun and the armature of big gun chamber inner movement at railgun, and be furnished with multiple boring along the barrel of railgun, be inserted with B probe in boring.Due to the B probe of manual manufacture used in adopted B probe hinge structure, improve measuring accuracy, thus adopt velocity measuring device in this track bore, improve the accuracy of velocity survey.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (9)
1. a B probe, is characterized in that, comprising: printing board PCB, is positioned at the coil on described PCB, the connector of concentric cable and angular transducer, wherein:
The two ends of described coil are connected with two pins of described connector respectively;
Described angular transducer is for measuring the deviation angle of described coil.
2. B probe as claimed in claim 1, is characterized in that, described coil comprises the Part I coil being positioned at described PCB front and the Part II coil being positioned at the described PCB back side;
One end of described Part I coil and one end of described Part II coil are connected by first via hole that metallizes;
The other end of described Part I coil and the first pin of described connector are connected by second via hole that metallizes;
The other end of described Part II coil and the second pin of described connector are connected by the 3rd via hole that metallizes.
3. B probe as claimed in claim 1, is characterized in that, described coil makes by applying copper cash.
4. B probe as claimed in claim 1, it is characterized in that, described coil is mosquito-repellent incense type, circle, ellipse or rectangle.
5. the B probe as described in as arbitrary in claim 1-4, it is characterized in that, described connector is BNC connector.
6. B probe as claimed in claim 5, is characterized in that, described angular transducer adopts paster packing forms to be welded on described PCB, and the sensor chip of described angular transducer is parallel with described PCB plane.
7., based on a velocity measuring device in the track bore of B probe, it is characterized in that, comprising:
Railgun, the B probe as described in as arbitrary in claim 1-6, and launched by described railgun and the armature of big gun chamber inner movement at described railgun;
Barrel along described railgun is furnished with multiple boring, and described boring is for inserting described B probe.
8. device as claimed in claim 7, it is characterized in that, described boring is flat boring.
9. device as claimed in claim 7 or 8, is characterized in that, described multiple boring is equidistantly arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520796360.7U CN205120742U (en) | 2015-10-15 | 2015-10-15 | B probe and because interior fast measuring device of track bore of B probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520796360.7U CN205120742U (en) | 2015-10-15 | 2015-10-15 | B probe and because interior fast measuring device of track bore of B probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205120742U true CN205120742U (en) | 2016-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520796360.7U Expired - Fee Related CN205120742U (en) | 2015-10-15 | 2015-10-15 | B probe and because interior fast measuring device of track bore of B probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205120742U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192844A (en) * | 2017-04-20 | 2017-09-22 | 燕山大学 | A kind of Magnetic probe array device, electromagnetism propel velocity measuring device and method |
-
2015
- 2015-10-15 CN CN201520796360.7U patent/CN205120742U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192844A (en) * | 2017-04-20 | 2017-09-22 | 燕山大学 | A kind of Magnetic probe array device, electromagnetism propel velocity measuring device and method |
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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: 20160330 Termination date: 20161015 |