CN113630709A - Data detection device for Bluetooth transmission - Google Patents
Data detection device for Bluetooth transmission Download PDFInfo
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- CN113630709A CN113630709A CN202110952538.2A CN202110952538A CN113630709A CN 113630709 A CN113630709 A CN 113630709A CN 202110952538 A CN202110952538 A CN 202110952538A CN 113630709 A CN113630709 A CN 113630709A
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- 238000001514 detection method Methods 0.000 title claims abstract description 55
- 230000005540 biological transmission Effects 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 48
- 238000004088 simulation Methods 0.000 claims abstract description 42
- 230000000903 blocking effect Effects 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000004888 barrier function Effects 0.000 claims description 17
- 244000208734 Pisonia aculeata Species 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 8
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 abstract description 11
- 239000000945 filler Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000007790 scraping Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive loop type
Abstract
The invention relates to the technical field of Bluetooth acoustic detection, in particular to a data detection device for Bluetooth transmission. It is including detecting the seat and setting up at the simulation seat that detects the seat upside, detects the seat including laying the seat and setting up and laying the acoustics detection device that is used for detecting the earphone of seat upside one end, and the simulation seat includes the analogue shelf and sets up the closing cap device that is used for sealing up in the analogue shelf is inside. According to the invention, the Bluetooth headset and the harmonic detection device for detecting the harmonic of the mobile end are placed in the placing groove, the distance between the end blocking block and the acoustic detection device is adjusted, the distance between the mobile end and the Bluetooth is changed, and fillers of different substances are filled in the filling cavity to simulate the spacer appearing in the actual use process, so that the harmonic characteristics and the harmonic distortion distance of the Bluetooth headset and the mobile end in different spacers are obtained, and further accurate data of connection between the Bluetooth headset and the mobile end are obtained.
Description
Technical Field
The invention relates to the technical field of Bluetooth transmission data detection, in particular to a Bluetooth transmission data detection device.
Background
The Bluetooth earphone is a pair of conversion units, which receives the electric signal sent by the media player or the receiver and converts the electric signal into audible sound waves by using the loudspeaker close to the ear, and has the advantage that the user can listen to the sound independently without influencing other people; meanwhile, the sound of the surrounding environment can be isolated, and the method is very helpful for people who use the method in a noisy environment such as a recording room, a DJ, a journey, sports and the like. The earphone is originally used for the telephone and the radio, but with the prevalence of portable electronic devices, the earphone is mostly used for mobile phones, walkmans and radios. Portable electronic games and digital audio players. Various parameters of the produced earphone monomer need to be detected so as to ensure the normality of the parameters of the Bluetooth earphone.
To when using bluetooth headset at home, can not carry the removal end on one's body, the article that the harmonic of its removal end and bluetooth between the transmission met are complicated, its effectual transmission distance also will change, the harmonic distance that connects bluetooth headset and removal end is experimenting in an spacious place usually at present, can't adjust the spacer and the distance between removal end and the bluetooth according to the condition of difference, the data detection of its bluetooth transmission distance is not accurate enough, influence the accurate parameter that bluetooth headset detected.
Disclosure of Invention
The present invention is directed to a data detection device for bluetooth transmission, so as to solve the problems in the background art mentioned above.
In order to achieve the purpose, the data detection device for bluetooth transmission comprises a detection seat and a simulation seat arranged on the upper side of the detection seat, wherein the detection seat comprises a placing seat and an acoustic detection device which is arranged at one end of the upper side of the placing seat and used for detecting an earphone, the simulation seat comprises a simulation frame and a sealing device which is arranged in the simulation frame and used for sealing, an electric cylinder used for driving one end of the sealing device to move is arranged on one side of the sealing device, and a pull-back mechanism used for restoring the position of the sealing device is arranged at the upper end of the sealing device;
the simulation frame comprises a simulation shell, a filling cavity and a sealing cavity are arranged in the simulation shell, the filling cavity is arranged on the lower side of the sealing cavity, and a mounting opening is formed in the simulation shell at one end of the filling cavity;
the capping device comprises an end part plugging block and a bottom protection plate fixed on one side of the end part plugging block close to the top, a plurality of baffle strips which are sequentially hinged together and are in a belt shape are arranged at the upper end of the end part plugging block, one end of one of the baffle strips is hinged with the upper side of the end part plugging block, the end part plugging block is arranged in the filling cavity in a sliding mode, the plurality of baffle strips are arranged in the sealing cavity, a mounting groove is formed in the end part plugging block, and a harmonic wave detection device for detecting the harmonic wave intensity of the earphone is arranged in the mounting groove;
the fixed box of electronic jar is installed and is being close to the position of installing the mouth at the packing chamber, the screw thread post of electronic jar and the lateral wall contact of tip shutoff piece.
As a further improvement of the technical scheme, one end of the simulation shell is fixedly connected with a connecting frame at a position close to the bottom, the connecting frame is fixedly connected with a feeding pipe, and the feeding pipe is provided with a sealing plug for sealing the feeding pipe.
As a further improvement of the technical scheme, a sealing box is arranged inside the acoustic detection device, a through hole is formed in one side, close to the simulation seat, of the acoustic detection device, the sealing box is connected with the through hole, and the connecting frame is communicated with the through hole.
As a further improvement of the technical scheme, two limiting strips are arranged between the filling cavity and the sealing cavity, the two limiting strips are fixed on two opposite side walls in the simulation shell, and the position, close to the edge, of the upper side of the end blocking block is in contact with the bottom of each limiting strip.
As a further improvement of the technical scheme, the sliding track strips which are U-shaped are fixedly connected to the side wall of the sealed cavity in a bilateral symmetry mode, the two ends of the barrier strip are fixedly connected with the clamping blocks, and one ends of the clamping blocks are arranged inside the sliding track strips in a sliding mode.
As a further improvement of the technical scheme, the pull-back mechanism comprises a fixed pulley and a movable pulley, the fixed pulley and the movable pulley are horizontally arranged, one side of the fixed pulley is aligned with one side of the movable pulley, and a fiber rope is wound between the fixed pulley and the movable pulley.
As a further improvement of the technical scheme, the fixed pulley is hinged to the side wall of the sealed cavity close to one side of the connecting frame, one end of the fiber rope is fixed to a frame hinged to the fixed pulley, a moving frame hinged to the moving pulley is arranged on the moving pulley, a spring is fixedly connected to one side of the moving frame, and one end of the spring is fixed to the side wall far away from one end of the connecting frame.
As a further improvement of the technical scheme, a pull column is fixedly connected to a position, close to the middle part, of the barrier strip far away from the end plugging block, the other end of the fiber rope is fixed to the pull column, and a sealing cover is arranged at the upper end of the sealing cavity.
As the further improvement of this technical scheme, one side both ends fixedly connected with side protecting strip of tip shutoff piece, the chute that the slope set up is seted up to one side of tip shutoff piece and side protecting strip, the inside joint of chute has the cutting, the plastics of one side fixedly connected with rubber material of cutting scrape the strip, the plastics scrape one side of strip and the inside wall contact of filling the chamber.
As a further improvement of the technical solution, the method for detecting the harmonic intensity by the harmonic detection apparatus adopts a transmission curve of a photoelectric modulator to perform detection, and the transmission function is as follows:
where m is the adjustment constant of the shape of the actual transmission curve, VbIs a bias voltage, V, of the photo-electric intensity adjusteriThe amplitude of the applied signal voltage, ω the angular frequency of the signal,
representing the k-order harmonic component and the amount of fundamental frequency.
Compared with the prior art, the invention has the beneficial effects that:
1. among this data detection device of bluetooth transmission, place in the mounting groove through carrying out the harmonic detection device that detects bluetooth headset and the harmonic to removing the end to through adjusting the distance between tip shutoff piece and the acoustics detection device, change the distance between removal end and the bluetooth, simulate different distances down, bluetooth and removal end connect the effect of transmission, so that obtain the effect of the connection transmission under bluetooth and the different distances of removal end, improve the accuracy that bluetooth data detected.
2. Among this data detection device of bluetooth transmission, the filler that fills different materials in filling the chamber simulates the spacer that appears at the in-service use in-process, carries out the simulation experiment in the route of connecting bluetooth and removal end to obtain bluetooth headset and remove the harmonic characteristic and the harmonic distortion distance of end in different spacers, and then obtain the accurate data of bluetooth headset and removal end connection transmission.
3. In this data detection device of bluetooth transmission, it is sealed to be used for filling the chamber upside that fills of spacer through the closing cap device, ensures at the in-process that carries out the experiment, and the spacer that fills in the chamber can not drop out and influences the device, guarantees bluetooth headset and removes the normal operating of the simulation experiment that the end is connected.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention during operation;
FIG. 2 is a schematic view of the overall structure of embodiment 1 of the present invention when not in operation;
FIG. 3 is a schematic sectional view of the entire structure of embodiment 1 of the present invention;
FIG. 4 is a schematic sectional view of the inspection socket according to embodiment 1 of the present invention;
FIG. 5 is a schematic cross-sectional view of a simulation base according to embodiment 1 of the present invention;
FIG. 6 is a schematic sectional view of a simulation base according to embodiment 1 of the present invention;
FIG. 7 is a schematic cross-sectional view of a simulation mount according to embodiment 1 of the present invention;
FIG. 8 is a schematic structural view of a capping device according to embodiment 1 of the present invention;
FIG. 9 is a schematic structural view of a pull-back mechanism according to embodiment 1 of the present invention;
fig. 10 is a schematic structural view of an end block in example 2 of the present invention.
The various reference numbers in the figures mean:
1. a detection seat; 11. a placing seat; 12. a sealing box; 13. placing a rack; 14. a hole is formed;
2. a simulation seat;
21. a simulation frame; 211. simulating a housing; 212. filling the cavity; 213. sealing the cavity; 214. a connecting frame; 215. a limiting strip; 216. a sliding track bar; 217. an installation port; 218. a feed pipe; 219. a partition plate;
22. a capping device; 221. an end block; 2211. side guard strips; 2212. a chute; 2213. cutting; 2214. plastic scraping strips; 222. a bottom guard plate; 223. a placing groove; 224. blocking strips; 225. a bit block; 226. pulling the column; 227. a harmonic detection device;
23. an electric cylinder; 24. a pull-back mechanism; 241. a fixed pulley; 242. a movable pulley; 243. a movable frame; 244. fiber ropes; 245. a spring;
25. a sealing plug; 26. and (7) sealing the cover.
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. 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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1-9, a data detection device for bluetooth transmission is provided, which includes a detection seat 1 and a simulation seat 2 disposed on an upper side of the detection seat 1, where the detection seat 1 includes a placement seat 11 and an acoustic detection device disposed at one end of the upper side of the placement seat 11 and used for detecting an earphone, the simulation seat 2 includes a simulation frame 21 and a sealing device 22 disposed inside the simulation frame 21 and used for sealing, an electric cylinder 23 for driving one end of the sealing device 22 to move is disposed on one side of the sealing device 22, and a pull-back mechanism 24 for restoring the position of the sealing device 22 is disposed at an upper end of the sealing device 22;
the simulation frame 21 comprises a simulation shell 211, a filling cavity 212 and a sealed cavity 213 are arranged in the simulation shell 211, the filling cavity 212 is arranged at the lower side of the sealed cavity 213, an installation opening 217 is formed in the simulation shell 211 at one end of the filling cavity 212, a connecting frame 214 is fixedly connected at a position, close to the bottom, of one end of the simulation shell 211, a feeding pipe 218 is fixedly connected to the connecting frame 214, a sealing plug 25 for sealing the feeding pipe 218 is arranged on the feeding pipe 218, a sealing box 12 is arranged in the acoustic detection device, a through hole 14 is formed in one side, close to the simulation seat 2, of the acoustic detection device, the sealing box 12 is connected with the through hole 14, and the connecting frame 214 is communicated with the through hole 14;
the fixed box of the electric cylinder 23 is arranged at the position of the filling cavity 212 close to the mounting port 217, and the threaded column of the electric cylinder 23 is contacted with the side wall of the end blocking block 221;
the electric cylinder 23 drives the capping device 22 to move inside the filling cavity 212, so that the distance between the filling cavity 212 and the through hole 14 is changed, and meanwhile, a spacer such as water, lime, sand and the like is filled between the filling cavity 212 and the connecting frame 214 through the feeding pipe 218, so that the connection effect and the harmonic distortion distance between the moving end and the Bluetooth headset can be detected by simulating different spacing environments and distances.
The capping device 22 comprises an end blocking block 221 and a bottom guard plate 222 fixed on one side of the end blocking block 221 close to the top, the upper end of the end blocking block 221 is provided with a plurality of barrier strips 224 which are sequentially hinged together to form a belt shape, one end of one barrier strip 224 is hinged with the upper side of the end blocking block 221, the end blocking block 221 is arranged inside the filling cavity 212 in a sliding manner, the barrier strips 224 are arranged in the sealing cavity 213, the end blocking block 221 is provided with a placement groove 223, and a harmonic detection device 227 for detecting the harmonic intensity of the earphone is arranged inside the placement groove 223;
the method for detecting the harmonic intensity by the harmonic detection device 227 adopts a transmission curve of the photoelectric modulator to detect, and the transmission function is as follows:
wherein m is an actual transmission curve shape adjusting constant, when m is 1, the transmission curve is linear, and when m is>1, then represents the non-linearity of the transmission curve, VbIs a bias voltage, V, of the photo-electric intensity adjusteriThe amplitude of the applied signal voltage, ω the angular frequency of the signal,
representing the k-order harmonic component and the fundamental frequency quantity;
the upside that will fill the chamber 212 through articulated blend stop 224 each other is sealed lived, avoids filling the spacer that drops out in filling the chamber 212 and influences the connection experiment of bluetooth, improves the accuracy that the experiment obtained data is connected to the bluetooth.
Two limiting strips 215 are arranged between the filling cavity 212 and the sealed cavity 213, the two limiting strips 215 are fixed on two opposite side walls in the simulation shell 211, the position, close to the edge, of the upper side of the end blocking block 221 is in contact with the bottom of the limiting strips 215, the U-shaped sliding track strips 216 are fixedly connected to the side walls of the sealed cavity 213 in a bilateral symmetry manner, clamping blocks 225 are fixedly connected to two ends of the barrier strip 224, and one end of each clamping block 225 is arranged in the sliding track strips 216 in a sliding manner;
the moving position of the barrier rib 224 is limited by the sliding track rib 216, so that the barrier rib 224 directly covers the upper end of the filling cavity 212 after moving, and the barrier rib 224 blocks the spacer in the filling cavity 212, thereby improving the accuracy of the detection data.
In addition, the pull-back mechanism 24 includes a fixed pulley 241 and a movable pulley 242, the fixed pulley 241 and the movable pulley 242 are horizontally disposed, one side of the fixed pulley 241 is aligned with one side of the movable pulley 242, a fiber rope 244 is wound between the fixed pulley 241 and the movable pulley 242, the fixed pulley 241 is hinged on the side wall of the sealed cavity 213 close to one side of the connecting frame 214, one end of the fiber rope 244 is fixed on the frame hinged with the fixed pulley 241, the movable pulley 242 is provided with a moving frame 243 hinged with the movable pulley 242, one side of the moving frame 243 is fixedly connected with a spring 245, one end of the spring 245 is fixed on the side wall far from one end of the connecting frame 214, a pull column 226 is fixedly connected on the barrier strip 224 far from the end blocking block 221 close to the middle part, the other end of the fiber rope 244 is fixed on the pull column 226, and the upper end of the sealed cavity 213 is provided with a sealing cover 26;
a pullback mechanism 24 is provided at the upper end of the closure 22 to pull the closure 22 back into place when the closure 22 is not dispensing a spacer, so that the closure 22 is sealed at the upper end of the filling chamber 212 at a later time of use.
In the embodiment, when in use, the bluetooth headset is connected with the movable end, the movable end is placed on one side of the sealing box 12, in order to enable the movable end to be placed stably, two placing racks 13 are arranged on one side of the sealing box 12, the bluetooth headset is placed in a placing groove 223, the distance between the end blocking block 221 and the acoustic detection device is adjusted according to the requirements of an experiment, when in adjustment, the end blocking block 221 is pulled by the electric cylinder 23 to slide in the filling cavity 212, the limit strip 215 limits the vertical position of the movement of the end blocking block 221, meanwhile, the movable end blocking block 221 drives the barrier strip 224 to move, the plurality of clamping blocks 225 slide in the sliding track strip 216 along the track of the sliding track strip 216, the barrier strip 224 covers the filling cavity 212, and in order to improve the sealing effect of the filling cavity 212 of the barrier strip 224, a partition 219 for covering the upper end of the filling cavity 212 is arranged at the position, which is close to the bottom, of the sliding track strip 216, to in-process at the barrier 224 removal, fine rope 244 is driven and is removed, and spring 245 begins the relaxation, and the measurement personnel fills the filler of preparing to detect the experiment through inlet pipe 218 to filling chamber 212 to after filling, install sealing plug 25 on inlet pipe 218, when the experiment, receive through harmonic detection device 227 and show the harmonic between end and the bluetooth headset, and then obtain the bluetooth headset and move the harmonic intensity of end at different interval article and the numerical value of its harmonic distortion.
Example 2
In order to improve the sealing effect between the end blocking block 221 and the sidewall of the filling cavity 212, referring to fig. 10, two ends of one side of the end blocking block 221 are fixedly connected with side protecting strips 2211, one sides of the end blocking block 221 and the side protecting strips 2211 are provided with oblique slots 2212, the inner portion of each slot 2212 is clamped with an inserting strip 2213, one side of each inserting strip 2213 is fixedly connected with a plastic scraping strip 2214 made of rubber, and one side of each plastic scraping strip 2214 is in contact with the inner sidewall of the filling cavity 212.
When the end blocking block 221 is pulled to move by the electric cylinder 23, the plastic scraping strip 2214 rubs with the side wall of the filling cavity 212, so that the gap between the end blocking block 221 and the filling cavity 212 is reduced, and when the filler is liquid, the liquid is blocked in the filling cavity 212 between the end blocking block 221 and the through hole 14, and the characteristic experiment of the Bluetooth connection is facilitated.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a data detection device of bluetooth transmission, is detecting seat (1) and setting up at simulation seat (2) of detecting seat (1) upside, its characterized in that including detecting: the detection seat (1) comprises a placing seat (11) and an acoustic detection device which is arranged at one end of the upper side of the placing seat (11) and used for detecting the earphone, the simulation seat (2) comprises a simulation frame (21) and a cover sealing device (22) which is arranged in the simulation frame (21) and used for sealing, an electric cylinder (23) used for driving one end of the cover sealing device (22) to move is arranged on one side of the cover sealing device (22), and a pull-back mechanism (24) used for restoring the position of the cover sealing device (22) is arranged at the upper end of the cover sealing device (22);
the simulation frame (21) comprises a simulation shell (211), a filling cavity (212) and a sealed cavity (213) are arranged in the simulation shell (211), the filling cavity (212) is arranged on the lower side of the sealed cavity (213), and a mounting hole (217) is formed in the simulation shell (211) at one end of the filling cavity (212);
the capping device (22) comprises an end blocking block (221) and a bottom protection plate (222) fixed on one side of the end blocking block (221) and close to the top, a plurality of strip-shaped barrier strips (224) are sequentially hinged to the upper end of the end blocking block (221), one end of one barrier strip (224) is hinged to the upper side of the end blocking block (221), the end blocking block (221) is arranged inside the filling cavity (212) in a sliding mode, the barrier strips (224) are arranged in the sealed cavity (213), a placement groove (223) is formed in the end blocking block (221), and a harmonic detection device (227) used for detecting the harmonic intensity of the earphone is arranged inside the placement groove (223);
the fixed box of the electric cylinder (23) is arranged at a position of the filling cavity (212) close to the mounting opening (217), and a threaded column of the electric cylinder (23) is contacted with the side wall of the end blocking block (221).
2. The data detection device of claim 1, wherein: the position that the one end of simulation shell (211) is close to the bottom fixedly connected with connection frame (214), fixedly connected with inlet pipe (218) on connection frame (214), be provided with sealing plug (25) that are used for sealed inlet pipe (218) on inlet pipe (218).
3. The data detection device of claim 2, wherein: the acoustic detection device is characterized in that a sealing box (12) is arranged inside the acoustic detection device, a through hole (14) is formed in one side, close to the simulation seat (2), of the acoustic detection device, the sealing box (12) is connected with the through hole (14), and the connecting frame (214) is communicated with the through hole (14).
4. The data detection device of claim 1, wherein: two limiting strips (215) are arranged between the filling cavity (212) and the sealing cavity (213), the two limiting strips (215) are fixed on two opposite side walls inside the simulation shell (211), and the position, close to the edge, of the upper side of the end blocking block (221) is in contact with the bottom of the limiting strips (215).
5. The data detection device of claim 1, wherein: bilateral symmetry fixedly connected with is sliding track strip (216) that the U-shaped on the lateral wall of sealed cavity (213), the both ends fixedly connected with screens piece (225) of blend stop (224), the one end slip setting of screens piece (225) is in the inside of sliding track strip (216).
6. The data detection device of claim 1, wherein: the pull-back mechanism (24) comprises a fixed pulley (241) and a movable pulley (242), the fixed pulley (241) and the movable pulley (242) are horizontally arranged, one side of the fixed pulley (241) is aligned with one side of the movable pulley (242), and a fiber rope (244) is wound between the fixed pulley (241) and the movable pulley (242).
7. The apparatus for detecting data transmitted by bluetooth according to claim 6, wherein: the fixed pulley (241) is hinged to the side wall of one side, close to the connecting frame (214), of the sealed cavity (213), one end of the fiber rope (244) is fixed to the frame of the hinged fixed pulley (241), the movable pulley (242) is provided with a movable frame (243) hinged to the movable pulley (242), one side of the movable frame (243) is fixedly connected with a spring (245), and one end of the spring (245) is fixed to the side wall of one end, far away from the connecting frame (214).
8. The apparatus for detecting data transmitted by bluetooth as claimed in claim 7, wherein: keep away from on the blend stop (224) of end plugging piece (221) near the position fixedly connected with in middle part and draw post (226), the other end of fine rope (244) is fixed on drawing post (226), the upper end of sealed cavity (213) is provided with closing cap (26).
9. The data detection device of claim 1, wherein: one side both ends fixedly connected with side armour (2211) of tip shutoff piece (221), chute (2212) that the slope set up are seted up to one side of tip shutoff piece (221) and side armour (2211), the inside joint of chute (2212) has cutting (2213), plastics of one side fixedly connected with rubber material of cutting (2213) scrape strip (2214), the inside wall contact of one side of plastics strip (2214) and filling chamber (212) is scraped.
10. The data detection device of claim 1, wherein: the method for detecting the harmonic intensity by the harmonic detection device (227) adopts a transmission curve of a photoelectric modulator to detect, and the transmission function is as follows:
where m is the adjustment constant of the shape of the actual transmission curve, VbIs a bias voltage, V, of the photo-electric intensity adjusteriThe amplitude of the applied signal voltage, ω the angular frequency of the signal,
representing the k-order harmonic component and the amount of fundamental frequency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110952538.2A CN113630709A (en) | 2021-08-19 | 2021-08-19 | Data detection device for Bluetooth transmission |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110952538.2A CN113630709A (en) | 2021-08-19 | 2021-08-19 | Data detection device for Bluetooth transmission |
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| CN113630709A true CN113630709A (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110952538.2A Pending CN113630709A (en) | 2021-08-19 | 2021-08-19 | Data detection device for Bluetooth transmission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117544891A (en) * | 2024-01-10 | 2024-02-09 | 深圳市星科启创新科技有限公司 | Bluetooth headset multi-performance testing device |
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| CN208924512U (en) * | 2018-10-31 | 2019-05-31 | 惠州市指南测控技术有限公司 | A kind of bluetooth headset acoustical testing device |
| CN210431894U (en) * | 2019-12-06 | 2020-04-28 | 王彪 | Bluetooth headset acoustics testing arrangement |
| CN112104969A (en) * | 2020-10-23 | 2020-12-18 | 苏州思必驰信息科技有限公司 | Detection method and device for Bluetooth headset |
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| EP3157173A1 (en) * | 2014-07-28 | 2017-04-19 | Huawei Technologies Co., Ltd. | Bluetooth communication method and device |
| CN207911019U (en) * | 2018-03-16 | 2018-09-25 | 深圳市指南测控技术有限公司 | A kind of bluetooth headset acoustical testing device |
| CN208924514U (en) * | 2018-10-31 | 2019-05-31 | 惠州市指南测控技术有限公司 | A kind of test device for bluetooth headset |
| CN208924512U (en) * | 2018-10-31 | 2019-05-31 | 惠州市指南测控技术有限公司 | A kind of bluetooth headset acoustical testing device |
| CN210431894U (en) * | 2019-12-06 | 2020-04-28 | 王彪 | Bluetooth headset acoustics testing arrangement |
| CN112104969A (en) * | 2020-10-23 | 2020-12-18 | 苏州思必驰信息科技有限公司 | Detection method and device for Bluetooth headset |
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| CN117544891A (en) * | 2024-01-10 | 2024-02-09 | 深圳市星科启创新科技有限公司 | Bluetooth headset multi-performance testing device |
| CN117544891B (en) * | 2024-01-10 | 2024-03-22 | 深圳市星科启创新科技有限公司 | Bluetooth headset multi-performance testing device |
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