CN113038751A - Data measuring device - Google Patents
Data measuring device Download PDFInfo
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- CN113038751A CN113038751A CN202110230440.6A CN202110230440A CN113038751A CN 113038751 A CN113038751 A CN 113038751A CN 202110230440 A CN202110230440 A CN 202110230440A CN 113038751 A CN113038751 A CN 113038751A
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- Prior art keywords
- circuit board
- mounting
- antenna
- hole
- top cover
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/005—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 with correlation of navigation data from several sources, e.g. map or contour matching
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
- G01C21/16—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
- G01C21/165—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation combined with non-inertial navigation instruments
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
- G01S19/18—Military applications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/45—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
- G01S19/47—Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being an inertial measurement, e.g. tightly coupled inertial
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a data measuring device. Wherein, the device includes: the measuring bin comprises a circular table part and a cylindrical part which are integrally connected, and the lower bottom surface of the circular table part is superposed with the upper top surface of the cylindrical part; the bottom of the cylindrical part of the measuring bin is provided with a mounting hole, and the mounting hole is used for mounting a circuit board; an antenna slot is formed in the side face of the measuring bin and used for mounting an antenna; the antenna groove is communicated with the mounting hole through a first wire passing hole; the circuit board is fixedly arranged in the mounting hole through the mounting component and is used for collecting and processing data; the antenna is fixedly arranged in the antenna slot through the antenna slot cover and used for sending data of the circuit board. The invention solves the technical problems that the measurement requirements of a low-speed aircraft are only suitable in the related technology and the measurement requirements of high dynamic and large overload cannot be met.
Description
Technical Field
The invention relates to the field of combined measurement, in particular to a data measuring device.
Background
With the progress of information technology and the development of war concepts, a large number of precisely guided munitions are widely applied to modern war, which doubles the destruction efficiency of weapons. The emergence of a novel intelligent bullet similar to a guided projectile is also in line with the information-based war development trend.
The main function of the traditional combined measuring structure is to protect the antenna and the internal structure from being invaded by environmental factors such as wind, dust, rain, snow, salt mist and the like. Aiming at a high-speed running carrier, a measuring structure needs to have the characteristics of low section and streamline shape so as to reduce wind resistance and simultaneously give consideration to the electrical property of high wave-transmitting rate when a satellite communication antenna is incident at a large angle.
Firstly, due to the extremely high overload of the cannon when it is ejected from the chamber, the combined measuring unit for guided cannonballs must be able to withstand such high overload. Secondly, the combined measuring structure needs to adapt to the working environment of the high-dynamic high-overload carrier, namely the cannonball; the final combined measuring structure also requires a simple structure, high reliability and small volume.
The measurement structure in the prior art is suitable for the data measurement requirement of a low-speed aircraft, and can not meet the multi-parameter data measurement and acquisition requirement of a high-dynamic large-overload carrier.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a data measuring device, which at least solves the technical problems that the related technology is only suitable for the measurement requirement of a low-speed aircraft and cannot meet the measurement requirement of high dynamic and large overload.
According to an aspect of an embodiment of the present invention, there is provided a data measurement apparatus including: the measuring bin comprises a circular table part and a cylindrical part which are integrally connected, and the lower bottom surface of the circular table part is superposed with the upper top surface of the cylindrical part; the bottom of the cylindrical part of the measuring bin is provided with a mounting hole, and the mounting hole is used for mounting the circuit board; an antenna slot is formed in the side face of the measuring bin and used for mounting the antenna; the antenna slot is communicated with the mounting hole through a first wire passing hole; the circuit board is fixedly arranged in the mounting hole through a mounting assembly and is used for collecting and processing data; the antenna is fixedly arranged in the antenna slot through the antenna slot cover and used for sending the data of the circuit board.
Optionally, the number of the antennas is two, the number of the antenna slots is two, the two antenna slots are symmetrically arranged on the side surface of the circular table portion, and both the two antenna slots are communicated with the mounting hole through a first wire passing hole; the outer surface of the antenna slot cover corresponding to each of the two antenna slots is the same as the side surface of the circular table part in shape.
Optionally, the mounting assembly includes: the circuit board support is installed at the upper end of the installation hole, the circuit board support is installed at the lower end of the installation hole, the number of the fixing columns is multiple, and the fixing columns are installed between the baffle and the circuit board support and used for installing a circuit board.
Optionally, the circuit board support includes a circuit board mounting plate and a plurality of mounting lugs, which are integrally arranged, and the mounting lugs are in one-to-one correspondence with the fixing columns; the circuit board mounting plate is provided with a second wire passing hole for leading out a circuit of the circuit board; the fixed columns are installed on the circuit board installation plate; the mounting lug is used for fixedly mounting the circuit board mounting plate on the mounting hole.
Optionally, the circuit board is provided with through holes corresponding to the fixing columns, and the circuit board support and the baffle are provided with threaded holes for fixing the corresponding fixing columns.
Optionally, the method further includes: the upper top cover is fixedly arranged in the mounting hole, and the lower surface of the upper top cover is tightly attached to the upper surface of the baffle plate and used for tightly pressing the baffle plate so as to fix the circuit board; the lower top cover is fixedly arranged in the mounting hole, and the upper surface of the lower top cover is tightly attached to the circuit board support and used for pressing the circuit board support on the mounting hole; the lower top ring is fixedly arranged in the mounting hole, and the upper surface of the lower top ring is tightly attached to the lower top cover and used for pressing the lower top cover on the circuit board support.
Optionally, the mounting hole is a circular stepped hole, and the circular stepped hole includes a plurality of annular steps and a circular mounting groove; the annular steps correspond to the upper top cover, the lower top cover and the lower top ring in position, and threads are arranged on the side faces of the annular steps and used for mounting the upper top cover, the lower top cover and the lower top ring; and the circular mounting groove is provided with a fixing hole for fixedly mounting the circuit board support.
Optionally, a third wire passing hole is formed in the lower top cover, and the diameter of the third wire passing hole is the same as that of the second wire passing hole; and the upper top cover is provided with a fourth wire passing hole.
Optionally, the antenna is fixedly installed in the antenna slot; the antenna slot cover is fixedly installed in the antenna slot, and the shape of the antenna slot cover is the same as that of the antenna slot so as to protect the antenna.
Optionally, the length of the circular truncated cone portion is greater than the length of the cylindrical portion.
In the embodiment of the invention, a measuring bin, an antenna and a circuit board are adopted, wherein the measuring bin comprises a circular table part and a cylindrical part which are integrally connected, and the lower bottom surface of the circular table part is superposed with the upper top surface of the cylindrical part; the bottom of the cylindrical part of the measuring bin is provided with a mounting hole, and the mounting hole is used for mounting a circuit board; an antenna slot is formed in the side face of the measuring bin and used for mounting an antenna; the antenna groove is communicated with the mounting hole through a first wire passing hole; the circuit board is fixedly arranged in the mounting hole through the mounting component and is used for collecting and processing data; the antenna passes through antenna capping fixed mounting in the antenna groove, a mode for sending the data of circuit board, through the measurement storehouse that cylinder portion and round platform portion are constituteed, and inside mounting hole, install multiple measuring circuit, high developments of adaptation have been reached, the operational environment who transships greatly, and satisfy the purpose of multiple measuring circuit's installation demand, thereby realized when satisfying the measurement demand that high developments were transshipped greatly, satisfy the technological effect of multiple measuring circuit's installation demand, and then solved the measurement demand that only is applicable to the low-speed aircraft among the correlation technique, can not satisfy the technical problem of the measurement demand that high developments were transshipped greatly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic diagram of a data measurement device according to an embodiment of the present invention;
FIG. 2 is an exploded view of a data measurement device according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an antenna slot according to an embodiment of the invention;
FIG. 4 is a schematic view of a mounting hole according to an embodiment of the invention;
FIG. 5 is a schematic diagram of a circuit board tray according to an embodiment of the invention;
FIG. 6 is a schematic view of a lower cap according to an embodiment of the present invention;
FIG. 7 is a schematic view of a lower top ring according to an embodiment of the present invention;
fig. 8 is a schematic view of an upper cap according to an embodiment of the present invention.
The reference numbers in the above figures are as follows:
1-measuring chamber; 11-a circular table portion; 12-a cylindrical portion; 13-mounting holes; 131-annular step; 132-circular mounting groove; 14-antenna slot; 141-a first wire through hole; 2-antenna slot cover; 21-an antenna; 3, a circuit board support; 31-circuit board installation board; 311-second wire through hole; 312-a threaded hole; 32, mounting lugs; 4, a lower top cover; 41-third wire through hole; 5, a lower top ring; 6, mounting a top cover; 61-a fourth wire through hole; 7-a circuit board; 8, fixing a column; 9-tooling holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic diagram of a data measuring apparatus according to an embodiment of the present invention, and as shown in fig. 1, according to an aspect of an embodiment of the present invention, there is provided a data measuring apparatus including: the measuring device comprises a measuring bin 1, an antenna 21 and a circuit board 7, wherein the measuring bin 1 comprises a circular table part 11 and a cylindrical part 12 which are integrally connected, and the lower bottom surface of the circular table part 11 is superposed with the upper top surface of the cylindrical part 12; the bottom of the cylindrical part 12 of the measuring bin 1 is provided with a mounting hole 13, and the mounting hole 13 is used for mounting the circuit board 7; an antenna slot 14 is formed in the side surface of the measuring bin 1, and the antenna slot 14 is used for installing an antenna 21; the antenna slot 14 is communicated with the mounting hole 13 through a first wire passing hole 141; the circuit board 7 is fixedly arranged in the mounting hole 13 through a mounting component and is used for acquiring and processing data; the antenna 21 is fixedly mounted in the antenna slot 14 through the antenna slot cover 2 for transmitting data of the circuit board 7.
The round platform part and the cylindrical part which are connected integrally are used as a measuring bin, the measuring bin with the conical surface can reduce the friction resistance with air and can reduce the surface temperature of a carrier when the carrier for installing the measuring bin moves at a high speed, the structure of the measuring bin is protected from being damaged by high temperature, and the problems that electronic components inside the measuring bin are out of alignment due to high temperature and are out of order or even damaged are solved.
The circular table part and the cylindrical part are integrally connected, so that the structural strength of the high-speed carrier can be effectively improved, and the phenomenon that the measurement structure is deformed due to the fact that the local stress of the structure is concentrated when the high-speed carrier flies is avoided. Thereby enhancing the structural strength of the measuring bin and protecting internal devices in the measuring bin.
The bottom of cylinder portion has been seted up the mounting hole, and its aim at is convenient for install measuring circuit and circuit in measuring the storehouse, makes the measuring unit not receive outside adverse circumstances's interference in order to improve measured data's accuracy.
Set up the antenna groove on the lateral wall of round platform portion, set up first line hole of crossing in the bottom surface of antenna groove, its aim at, do not receive the structural shielding of measuring the storehouse when making antenna received signal outside the mounting hole with the antenna setting to improve the signal reception ability of antenna greatly, set up first line hole of crossing at the antenna groove bottom surface, be convenient for the antenna with measure storehouse internal circuit and be connected the line. The cash-out may be a satellite antenna.
The antenna slot cover is arranged on the antenna slot, and can be embedded in the antenna, so that the outer surface of the antenna slot cover is superposed with the outer surface of the circular table part of the measurement bin provided with the antenna slot, the antenna slot cover can not only protect the satellite antenna from being influenced by high-temperature and high-pressure action during high-speed movement, but also ensure the complete appearance structure of the measurement bin to reduce the friction resistance between the measurement bin and air.
The quantity of above-mentioned circuit board can be a plurality of, and a plurality of circuit boards can be installed to above-mentioned installation component to satisfy the demand to multiple measuring circuit, increase the use flexibility in measurement storehouse, can change according to the demand, add or reduce the setting of circuit board.
By the device, a measuring bin, an antenna and a circuit board are adopted, wherein the measuring bin comprises a circular table part and a cylindrical part which are integrally connected, and the lower bottom surface of the circular table part is superposed with the upper top surface of the cylindrical part; the bottom of the cylindrical part of the measuring bin is provided with a mounting hole, and the mounting hole is used for mounting a circuit board; an antenna slot is formed in the side face of the measuring bin and used for mounting an antenna; the antenna groove is communicated with the mounting hole through a first wire passing hole; the circuit board is fixedly arranged in the mounting hole through the mounting component and is used for collecting and processing data; the antenna passes through antenna capping fixed mounting in the antenna groove, a mode for sending the data of circuit board, through the measurement storehouse that cylinder portion and round platform portion are constituteed, and inside mounting hole, install multiple measuring circuit, high developments of adaptation have been reached, the operational environment who transships greatly, and satisfy the purpose of multiple measuring circuit's installation demand, thereby realized when satisfying the measurement demand that high developments were transshipped greatly, satisfy the technological effect of multiple measuring circuit's installation demand, and then solved the measurement demand that only is applicable to the low-speed aircraft among the correlation technique, can not satisfy the technical problem of the measurement demand that high developments were transshipped greatly.
Optionally, the number of the antennas is two, the number of the antenna slots is two, the two antenna slots are symmetrically arranged on the side surface of the circular table portion, and the two antenna slots are communicated with the mounting hole through the first wire passing hole; the outer surface of the antenna slot cover corresponding to the two antenna slots is the same as the side surface of the circular table part in shape.
The two antenna slots are stacked to keep the weight of the measuring bin to be symmetrically distributed as much as possible, and the measuring bin is kept balanced. The antenna slot all passes through first line hole and mounting hole auspicious lotus can guarantee that the antenna in the antenna slot passes through the data line with the circuit board of mounting hole and is connected, guarantees to embody the communication stability with the circuit board.
The outer surface of the antenna slot cover corresponding to the antenna slot is the same as the side surface of the circular table part, so that the antenna slot cover not only can protect the satellite antenna from being influenced by high-temperature and high-pressure action during high-speed movement, but also can ensure that the appearance structure of the measuring bin is complete so as to reduce the friction resistance between the measuring bin and air.
Optionally, the mounting assembly comprises: the baffle, the circuit board holds in the palm, the fixed column, the baffle is installed in the upper end of mounting hole, and the lower extreme at the mounting hole is installed in the circuit board support, and the quantity of fixed column is a plurality of, installs between baffle and circuit board support for the installation circuit board.
Above-mentioned baffle and circuit board support are fixed with a plurality of fixed columns, and the circuit board can be installed between a plurality of fixed columns, can install the circuit board of different quantity according to the demand on the fixed column. Can carry out fixed connection through a plurality of screw holes between above-mentioned baffle and the fixed column, because do not need often to dismantle between baffle and a plurality of fixed column, also can be with a plurality of fixed column welded fastening on the baffle, above-mentioned circuit board holds in the palm when installation or dismantlement circuit board, need hold in the palm the circuit board and dismantle with a plurality of fixed columns, consequently the circuit board holds in the palm the fixed mode of demountable installation between and a plurality of fixed columns, can be through setting up the screw hole on the circuit board holds in the palm, set up the screw thread on the fixed column, thereby hold in the palm the circuit board with fixed column demountable installation.
Optionally, the circuit board support comprises a circuit board mounting plate and a plurality of mounting lugs which are integrally arranged, and the mounting lugs are in one-to-one correspondence with the fixing columns; the circuit board mounting plate is provided with a second wire through hole for leading out a circuit of the circuit board; the fixed column is arranged on the circuit board mounting plate; the mounting lug is used for fixedly mounting the circuit board mounting plate on the mounting hole.
After the circuit board is mounted on the mounting assembly, the mounting assembly needs to be fixed on the inner wall of the mounting hole. Thereby fixing the whole installation component and the circuit board on the inner wall of the installation hole.
A second wire passing hole is concentrically formed in a circuit board mounting plate in the circuit board support, and the purpose of the wire passing hole is to facilitate circuit connection and wiring inside the measuring bin.
The circuit board mounting lug is arranged on the side wall of the circuit board mounting plate and is integrally arranged on the side wall of the circuit board mounting plate around the circle center, the lower end face of the mounting lug is flush with the lower side of the circuit board mounting plate, the upper end face of the mounting lug is parallel to and higher than the upper side of the circuit board mounting plate, the upper end face of the mounting lug is arranged close to the bottom of the circular groove in a clinging mode, and the circuit board mounting lug of the.
The upper end faces of the mounting lugs are parallel to and higher than the upper side of the circuit board mounting plate, and the purpose is to enable the upper end faces of the mounting lugs with smaller surface areas to be in contact with the bottom face of the circular mounting groove so as to reduce the probability of non-parallel mounting caused by machining errors; the circuit board mounting lug is connected to the bottom of the circular mounting groove through a bolt, and the purpose of the circuit board mounting lug is to facilitate the circuit board support to be fixedly connected to the circular mounting groove.
Optionally, the circuit board is provided with through holes corresponding to the fixing columns, and the circuit board support and the baffle are provided with threaded holes for fixing the corresponding fixing columns.
Set up the screw hole on circuit board support and baffle for the installation fixed column, thereby installation circuit board on a plurality of fixed columns.
Optionally, the method further includes: the upper top cover, the lower top cover and the lower top ring are fixedly arranged in the mounting hole, and the lower surface of the upper top cover is tightly attached to the upper surface of the baffle and used for tightly pressing the baffle so as to fix the circuit board; the lower top cover is fixedly arranged in the mounting hole, and the upper surface of the lower top cover is tightly attached to the circuit board support and used for tightly pressing the circuit board support on the mounting hole; the lower top ring is fixedly arranged in the mounting hole, and the upper surface of the lower top ring is tightly attached to the lower top cover and used for pressing the lower top cover on the circuit board support.
The upper top cover, the lower top ring and the coaxial arrangement are arranged, and the axis of the upper top cover, the lower top cover and the lower top ring can be the same axis with the installation hole. The mass of the measuring bin can be uniformly distributed as much as possible, and the measuring bin can be kept balanced.
Above-mentioned top cap and lower top ring can compress tightly and fix the circuit board support down, have effectively avoided measuring the storehouse because the high developments of high-speed carrier and the circuit board that big overload leads to hold in the palm the problem that drops from the mounting hole.
The upper end of the mounting hole is sealed by the upper top cover, so that the circuit structure and circuit components in the mounting hole can be protected.
Optionally, the mounting hole is a circular stepped hole, and the circular stepped hole includes a plurality of annular steps and a circular mounting groove; the plurality of annular steps correspond to the upper top cover, the lower top cover and the lower top ring in position, and threads are arranged on the side faces of the plurality of annular steps and used for mounting the upper top cover, the lower top cover and the lower top ring; the circular mounting groove is provided with a fixing hole for fixedly mounting the circuit board support.
The measuring bin is characterized in that a mounting hole is formed between two end faces of the measuring bin, the mounting hole is a through hole and is a circular stepped hole, and the purpose is to facilitate the mounting of a measuring circuit and a circuit in the measuring bin, so that the measuring circuit and the circuit are not interfered by the external severe environment, and the accuracy of measured data is improved; offer circular mounting groove on annular ladder, its aim at is convenient for hold in the palm the circuit board and install circular mounting groove in, hold in the palm the circuit board and fix on the mounting hole inner wall to the limited space in the storehouse is measured in the saving, thereby can reserve out more spaces and be used for holding measuring device.
Optionally, a third wire passing hole is formed in the lower top cover, and the diameter of the third wire passing hole is the same as that of the second wire passing hole; the upper top cover is provided with a fourth wire passing hole.
A third wire passing hole is concentrically formed in the surface of the lower top cover and the second wire passing hole, and the purpose of the third wire passing hole is to facilitate circuit connection and wiring inside the measuring bin; because the third wire passing hole and the second wire passing hole have the same aperture, when the two plates are pressed together, the second wire passing hole and the third wire passing hole can form a wire passing hole with the same aperture, so that the third wire passing hole and the third wire passing hole play a role in restraining the connecting wire and reduce the probability that the connecting wire is cut by the edge of the wire passing hole in a high overload environment.
And a fourth wire passing hole is concentrically formed in the surface of the upper top cover and is used for facilitating the connection and routing of circuits inside the measuring bin.
Optionally, the antenna is fixedly installed in the antenna slot; the antenna slot cover is fixedly arranged in the antenna slot, and the shape of the antenna slot cover is the same as that of the antenna slot so as to protect the antenna.
Optionally, the length of the circular truncated cone portion is greater than the length of the cylindrical portion.
The appearance of the measuring bin can be effectively ensured to be convenient for air flow, and the shape of air friction is reduced. And then reached the operational environment who adapts to the high developments, big overload, and the purpose that satisfies multiple measuring circuit's installation demand to when having realized satisfying the big overloaded measurement demand of high developments, satisfied the technical effect of multiple measuring circuit's installation demand, and then solved the measurement demand that only is applicable to the low-speed aircraft among the correlation technique, can not satisfy the big overloaded measurement demand's of high developments technical problem.
It should be noted that the present application also provides an alternative implementation, and the details of the implementation are described below.
The embodiment provides an inertia/satellite combination measuring device capable of resisting high overload, and relates to the technical field of design combination measurement, wherein the inertia/satellite combination measuring device comprises a measuring bin and an antenna slot cover, the measuring bin comprises a circular table portion and a cylindrical portion, the lower end face of the circular table portion is integrally connected with one end of the cylindrical portion, a mounting hole is coaxially formed in the other end face of the cylindrical portion, a circular mounting groove is coaxially formed in an annular ladder of the mounting hole, an antenna slot is formed in the side wall of the circular table portion in a relatively-opened mode, a first line passing hole is formed in the bottom face of the antenna slot, the antenna slot cover is respectively embedded in the antenna slot, the structure further comprises a circuit board support, a lower top cover and a lower top ring, the circuit board support is embedded in the circular mounting groove, and the lower top cover is coaxially connected to the inner wall of. The present embodiment has the following effects: the combined measuring structure of the high-speed carrier can adapt to a high-dynamic and large-overload working environment, the internal space of the combined measuring structure meets the installation conditions of various measuring circuits, and data measuring and collecting tasks of the carrier in the high-dynamic and large-overload environment can be well completed.
The purpose of this embodiment is to provide a combined measurement structure of a high-speed carrier, which has a working environment suitable for high dynamics and large overload, and the internal space of the combined measurement structure meets the installation requirements of various measurement circuits, and can well complete the multi-parameter measurement and acquisition task of the high-speed carrier.
The technical purpose of the embodiment is realized by the following technical scheme:
an inertia/satellite combined measuring device capable of resisting high overload, which comprises a measuring bin and an antenna slot cover, the measuring bin comprises a circular table part and a cylindrical part, the lower end surface of the circular table part is integrally connected with one end of the cylindrical part, the other end surface of the cylindrical part is coaxially provided with a mounting hole, the inner wall of the mounting hole forms an annular step at the position close to the lower end surface of the circular truncated cone part, and the annular step faces one side of the cylindrical part, the annular ladder is coaxially provided with a circular mounting groove, the side wall of the circular table part is oppositely provided with two antenna grooves, the bottom surface of the antenna slot is provided with a first wire passing hole, the antenna slot covers are respectively embedded in the antenna slots, the structure also comprises a circuit board support and a lower top cover, wherein the circuit board support is embedded in the circular mounting groove, the lower top cover is coaxially connected to the inner wall of the mounting hole and located below the circuit board support.
By adopting the technical scheme, the outer shape of the measuring bin is set to be that the upper part is a circular table part and the lower part is a cylindrical part, so that the measuring bin with the conical surface can reduce the frictional resistance with air and reduce the surface temperature of the carrier when the carrier moves at a high speed; the circular table part and the cylindrical part which form the measuring bin are integrally connected, and the purpose is to improve the structural strength of the high-speed carrier so as to prevent the measuring structure from deforming due to local stress concentration of the structure during high-speed flight; the measuring bin is provided with a mounting hole between two end faces, and the purpose is to facilitate the mounting of a measuring circuit and a line in the measuring bin, so that a measuring unit is not interfered by an external severe environment to improve the accuracy of measured data; the circular mounting groove is formed in the annular step, and the purpose is that the circuit board support is conveniently mounted in the circular mounting groove so as to save limited space in the measuring bin, and therefore more space can be reserved for accommodating a measuring device; the side wall of the circular table part is provided with antenna slots relatively, and the bottom of the antenna slot is provided with a first wire passing hole, so that the satellite antenna is arranged outside the mounting hole, and the antenna is not shielded by a bin body structure when receiving signals, thereby greatly improving the signal receiving capacity of the antenna; the antenna slot cover is embedded in the antenna slot, and aims to protect the satellite antenna from being influenced by high temperature and high pressure during high-speed movement and ensure the complete appearance structure of the measuring bin so as to reduce the friction resistance between the measuring bin and air; the structure also comprises a circuit board support, and the purpose of the circuit board support is to facilitate the installation of the PCB circuit board in the measuring unit in the measuring bin; be provided with coaxial coupling in circuit board holds in the palm below lower top cap on the mounting hole inner wall, lower top cap can realize holding in the palm the effect that compresses tightly the circuit board in circular mounting groove to break away from in the circular mounting groove when high overload motion is held in the palm to the circuit board.
The present embodiment is further configured to: the circuit board holds in the palm including circuit board mounting panel and three installation ear, the circuit board mounting panel is circular setting concentric on the circuit board mounting panel seted up the second cross the line hole and around contained angle such as the centre of a circle on its surface and seted up a plurality of screw holes, the installation ear around the centre of a circle an organic whole set up in on the circuit board mounting panel lateral wall, the lower terminal surface of installation ear with circuit board mounting panel downside parallel and level, the up end is parallel and be higher than circuit board mounting panel upside, the up end of installation ear is hugged closely circular mounting groove tank bottom sets up, the installation ear pass through bolted connection in circular mounting groove tank bottom.
By adopting the technical scheme, the circuit board mounting plate in the circuit board support is concentrically provided with the second wire passing hole, so that the purpose of facilitating the circuit connection wiring inside the measuring bin is achieved; a plurality of threaded holes are formed in the circuit board mounting plate at equal included angles around the circle center, and the purpose of the threaded holes is to fix a PCB of the measuring unit; the upper end faces of the mounting lugs are parallel to and higher than the upper side of the circuit board mounting plate, and the purpose is to enable the upper end faces of the mounting lugs with smaller surface areas to be in contact with the bottom face of the circular mounting groove so as to reduce the probability of non-parallel mounting caused by machining errors; the installation ear passes through bolted connection in circular mounting groove tank bottom, and its aim at is convenient for hold in the palm fixed connection the circuit board in circular mounting groove.
The present embodiment is further configured to: the lower top cover is in a circular plate shape, a third wire passing hole is concentrically formed in the surface of the lower top cover, the diameter of the third wire passing hole is the same as that of the second wire passing hole, and the upper side of the lower top cover is tightly attached to the lower side of the circuit board support.
By adopting the technical scheme, the surface of the lower top cover is concentrically provided with the third wire passing hole, so that the purpose of facilitating the circuit connection wiring inside the measuring bin is achieved; because the third wire passing hole and the second wire passing hole have the same aperture, when the two plates are pressed together, the second wire passing hole and the third wire passing hole can form a wire passing hole with the same aperture, so that the third wire passing hole and the third wire passing hole play a role in restraining the connecting wire and reduce the probability that the connecting wire is cut by the edge of the wire passing hole in a high overload environment.
The present embodiment is further configured to: the lower top cover is characterized in that a lower top ring is further arranged below the lower top cover, the lower top ring is coaxially connected to the inner wall of the mounting hole, and the upper side of the lower top ring is tightly attached to the lower side of the lower top plate.
Through adopting above-mentioned technical scheme, the below coaxial coupling of lower top cap has a lower apical ring, and lower apical ring hugs closely down the top cap downside and sets up, and its aim at makes lower apical ring compress tightly it to the reinforcing effect with lower top cap to the top cap breaks away from the mounted position in high overload environment down.
The present embodiment is further configured to: an upper top cover is arranged above the antenna slot, the upper top cover is in a circular plate shape and is coaxially connected to the inner wall of the mounting hole, and a fourth wire passing hole is concentrically formed in the surface of the upper top cover.
By adopting the technical scheme, the upper top cover is arranged above the antenna slot, and the upper top cover plays a role in isolating and protecting the circuit unit in the measuring bin, so that the circuit unit in the measuring bin is prevented from being damaged by a falling object outside the measuring bin during high-speed movement; and a fourth wire passing hole is concentrically formed in the surface of the upper top cover and is used for facilitating the connection and routing of circuits inside the measuring bin.
The present embodiment is further configured to: the edges of the first wire passing hole, the second wire passing hole, the third wire passing hole and the fourth wire passing hole are all subjected to fillet treatment.
By adopting the technical scheme, the edges of the first wire passing hole, the second wire passing hole, the third wire passing hole and the fourth wire passing hole are all subjected to fillet treatment, and the wire is prevented from being cut by the edge of the wire passing hole.
In summary, the beneficial technical effects of the present embodiment are as follows:
1. the circuit board support is arranged, so that the measuring circuit board is conveniently fixed in the measuring bin, and the measurement of the motion data of the high-dynamic large overload carrier is completed;
2. by arranging the lower top cover, the circuit board support bearing the measuring circuit is tightly propped in the measuring bin so as to ensure that the circuit board support does not fall off from the measuring bin when the carrier is in large overload motion;
3. the lower top cover is tightly pressed on the circuit board support through the lower top ring, so that the lower top cover is prevented from falling off from the measuring bin when the carrier is in large overload motion, and the effect of indirectly ensuring the stability of the mounting structure of the circuit board support is achieved;
through setting up the top cap, make it press from both sides measuring circuit in measuring the storehouse with lower top cap together to block in the foreign matter gets into measuring the storehouse, play the effect of protection measuring circuit.
FIG. 1 is a schematic diagram of a data measurement device according to an embodiment of the present invention; FIG. 2 is an exploded view of a data measurement device according to an embodiment of the present invention; fig. 3 is a schematic diagram of an antenna slot according to an embodiment of the present invention, as shown in fig. 1, fig. 2, and fig. 3, the upper portion of the measurement chamber 1 is a circular table portion 11, a cylindrical portion 12 is integrally connected to a lower bottom surface of the circular table portion, antenna slots 14 are symmetrically formed on a side wall of the circular table portion 11, an antenna 21 is fixedly installed in the antenna slot 14 through screws, a first wire passing hole 141 is formed at a bottom of the antenna slot 14, a wire of the antenna 21 can be connected to an internal measurement circuit of the measurement chamber 1 through the first wire passing hole 141, and an antenna slot cover 2 can be embedded in the antenna slot 14 and fixedly connected to the side wall of the measurement chamber 1 through screws.
Fig. 4 is a schematic diagram of a mounting hole according to an embodiment of the present invention, as shown in fig. 2, fig. 3, and fig. 4, a mounting hole 13 is coaxially formed from an end surface of the measuring chamber 1 on one side of the cylindrical portion 12, the mounting hole 13 penetrates the entire measuring chamber 1, a circular mounting groove 132 is formed in an annular step 131 of the mounting hole 13, the circuit board holder 3 can be inserted into the circular mounting groove 132 and is fixedly connected to a bottom of the circular mounting groove 132 by a screw, and the circuit boards 7 are connected to the circuit board mounting plates 31 on the circuit board holder 3 layer by fixing posts 8.
Lower top cap 4 through threaded connection in mounting hole 13 and hug closely circuit board support 3 downside with circuit board support 3 compress tightly in circular mounting groove 132, lower top ring 5 through threaded connection in mounting hole 13 and hug closely lower top cap 4 downside and compress tightly lower top cap 4 on circuit board support 3, make circuit board support 3 not break away from the mounted position when big overload motion so as to guarantee that measuring circuit normally works through setting up lower top cap 4, compress tightly lower top cap 4 on circuit board support 3 through setting up lower top ring 5, thereby further strengthen the protection of holding in the palm 3 to circuit board in the big overload environment and play the effect of protecting measuring circuit better.
Fig. 5 is a schematic diagram of a circuit board holder according to an embodiment of the present invention, as shown in fig. 5, the circuit board holder 3 is composed of a circuit board mounting plate 31 and mounting lugs 32, the mounting lugs 32 are integrally connected to the side walls of the circuit board mounting plate 31, and one side end surface of each mounting lug is flush with the circuit board mounting plate 31, and the other side end surface is higher than the circuit board mounting plate 31, so that the mounting contact surface between the circuit board holder 3 and the bottom of the circular mounting groove 132 is reduced, which is beneficial to reducing the parallelism error; a second wire passing hole 311 is coaxially formed in the circuit board mounting plate 31, and wires of the circuit in the measuring bin can be led out through the wire passing hole, so that data reading and writing are facilitated; three threaded holes 312 are formed in the circuit board mounting plate 31 at equal included angles around the axis for connecting with the fixing posts 8 to fixedly mount the circuit board 7.
FIG. 6 is a schematic view of a lower cap according to an embodiment of the present invention; FIG. 7 is a schematic view of a lower top ring according to an embodiment of the present invention; fig. 8 is a schematic view of an upper cap according to an embodiment of the present invention, and as shown in fig. 6, 7 and 8, a third wire through hole 41 is coaxially formed on the lower cap 4, the third wire through hole 41 has the same diameter as the second wire through hole 311, and the edge of the hole is rounded to prevent the lead from being cut; a fourth wire passing hole 61 is coaxially formed in the upper top cover 6, and the edge of the fourth wire passing hole 61 is subjected to round angle processing to prevent a lead from being cut; four tooling holes 9 are coaxially arranged on the lower top cover 4, the upper top cover 6 and the lower top ring 5 respectively so as to facilitate the disassembly and assembly of each structure.
The implementation principle of the embodiment is as follows: in the embodiment, the circuit board support is tightly pressed on the mounting structure in the measuring bin by arranging the lower top cover and the lower top ring, so that the measuring circuit can normally work in a high-dynamic and large-overload motion environment along with a carrier without the occurrence of the accident of structural falling; the measuring circuit is protected inside the semi-closed measuring bin by arranging the upper top cover so as to protect the measuring circuit. By adopting the technical means, the combined measuring structure of the high-speed carrier can adapt to the severe working environment with high dynamic and large overload, the internal space of the measuring bin can meet the installation conditions of various measuring circuits, and the multi-parameter data measuring and collecting tasks of the carrier in the environment with high dynamic and large overload can be well completed.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A data measurement device, comprising: a measuring chamber, an antenna, a circuit board,
the measuring bin comprises a circular table part and a cylindrical part which are integrally connected, and the lower bottom surface of the circular table part is superposed with the upper top surface of the cylindrical part; the bottom of the cylindrical part of the measuring bin is provided with a mounting hole, and the mounting hole is used for mounting the circuit board; an antenna slot is formed in the side face of the measuring bin and used for mounting the antenna; the antenna slot is communicated with the mounting hole through a first wire passing hole;
the circuit board is fixedly arranged in the mounting hole through a mounting assembly and is used for collecting and processing data;
the antenna is fixedly arranged in the antenna slot through the antenna slot cover and used for sending the data of the circuit board.
2. The data measurement device of claim 1, wherein the number of antennas is two, the number of antenna slots is two,
the two antenna slots are symmetrically arranged on the side surface of the circular table part, and are communicated with the mounting hole through first wire passing holes;
the outer surface of the antenna slot cover corresponding to each of the two antenna slots is the same as the side surface of the circular table part in shape.
3. The data measurement device of claim 1, wherein the mounting assembly comprises: a baffle plate, a circuit board support and a fixing column,
the baffle is installed the upper end of mounting hole, the circuit board holds in the palm and installs the lower extreme of mounting hole, the quantity of fixed column is a plurality of, install the baffle with the circuit board holds in the palm between for the installation circuit board.
4. The data measuring device of claim 3, wherein the circuit board support comprises a circuit board mounting plate and a plurality of mounting lugs which are integrally arranged, and the mounting lugs are in one-to-one correspondence with the fixing columns;
the circuit board mounting plate is provided with a second wire passing hole for leading out a circuit of the circuit board;
the fixed columns are installed on the circuit board installation plate;
the mounting lug is used for fixedly mounting the circuit board mounting plate on the mounting hole.
5. The data measurement device of claim 4, wherein the circuit board is provided with through holes corresponding to the fixing posts, and the circuit board holder and the baffle are provided with threaded holes for fixing the corresponding fixing posts.
6. The data measurement device of claim 4, further comprising: an upper top cover, a lower top ring,
the upper top cover is fixedly arranged in the mounting hole, and the lower surface of the upper top cover is tightly attached to the upper surface of the baffle plate and used for tightly pressing the baffle plate so as to fix the circuit board;
the lower top cover is fixedly arranged in the mounting hole, and the upper surface of the lower top cover is tightly attached to the circuit board support and used for pressing the circuit board support on the mounting hole;
the lower top ring is fixedly arranged in the mounting hole, and the upper surface of the lower top ring is tightly attached to the lower top cover and used for pressing the lower top cover on the circuit board support.
7. The data measurement device of claim 6, wherein the mounting hole is a circular stepped hole comprising a plurality of annular steps, a circular mounting groove;
the annular steps correspond to the upper top cover, the lower top cover and the lower top ring in position, and threads are arranged on the side faces of the annular steps and used for mounting the upper top cover, the lower top cover and the lower top ring;
and the circular mounting groove is provided with a fixing hole for fixedly mounting the circuit board support.
8. The data measurement device of claim 6, wherein a third wire through hole is formed in the lower top cover, and the diameter of the third wire through hole is the same as that of the second wire through hole;
and the upper top cover is provided with a fourth wire passing hole.
9. The data measurement device of claim 2, wherein the antenna is fixedly mounted within the antenna slot;
the antenna slot cover is fixedly installed in the antenna slot, and the shape of the antenna slot cover is the same as that of the antenna slot so as to protect the antenna.
10. The data measurement device of any one of claims 1 to 9, wherein the length of the dome portion is greater than the length of the cylindrical portion.
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| CN202110230440.6A CN113038751B (en) | 2021-03-02 | 2021-03-02 | Data measuring device |
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| CN202110230440.6A CN113038751B (en) | 2021-03-02 | 2021-03-02 | Data measuring device |
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