CN107438219A - A kind of effective microphone device - Google Patents
A kind of effective microphone device Download PDFInfo
- Publication number
- CN107438219A CN107438219A CN201710244606.3A CN201710244606A CN107438219A CN 107438219 A CN107438219 A CN 107438219A CN 201710244606 A CN201710244606 A CN 201710244606A CN 107438219 A CN107438219 A CN 107438219A
- Authority
- CN
- China
- Prior art keywords
- turn
- groove
- rotating disk
- wheel
- axle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
A kind of effective microphone device,Including housing and amplifier component,Be loaded groove of the entrance to upper turn groove and inlet face to the turn groove is provided with the housing,Rotating disk can be provided with to turn by turn bearing in the turn groove,Middle end slot is provided with the rotating disk middle-end,Sliding is provided with lift arm in the middle end slot,Interior spiral hole of the entrance under is provided with the lift arm,And screw thread cooperation is provided with the spiral bar that rises and falls in the interior spiral hole,The middle end slot lower end can be provided with to turn turn middle-end axle by turn bearing,The turn middle-end axle upper end is fixedly connected with the spiral bar that rises and falls,The turn middle-end axle lower end, which is elongated to, described to be loaded in groove and is installed with turn tooth-like wheel,It is loaded on bottom land end and is installed with interior tip edge,The vertical edge slid chamber of vertical edge elongation is additionally provided with rotating disk,Also sliding is provided with sliding rack in vertical edge slid chamber,The motor that rises and falls is installed with sliding rack.
Description
Technical field
The present invention relates to public address equipment field, and in particular to a kind of effective microphone device.
Background technology
Loudspeaker is can be amplified sound to propagate farther equipment, and the purposes of loudspeaker is very extensive, such as teaches
, guide, open air, lecturing activity etc., the species of loudspeaker also has many, has holding type, vertical or fixed, generally
In order that the farther of loudspeaker sound transmission generally extends sound source against a direction, still, when needing that other directions are passed
When broadcasting sound source, turn loudspeaker is at this moment just needed, it is existing so as to reach using effect by the sound source conversion position of loudspeaker
Loudspeaker holding type and it is vertical usually require to manually adjust orientation, it is fixed to be difficult to adjust orientation, so as to be difficult to meet people
Demand.
The content of the invention
It is an object of the invention to provide a kind of effective microphone device and its application method, prior art can be overcome
Drawbacks described above.
According to the present invention, a kind of effective microphone device of apparatus of the present invention, including housing and amplifier component, institute
The groove that is loaded that entrance is provided with housing to upper turn groove and inlet face to the turn groove is stated, is passed through in the turn groove
Turn bearing can be provided with to turn rotating disk, and middle end slot is provided with the rotating disk middle-end, peace is slid in the middle end slot
Equipped with lift arm, interior spiral hole of the entrance under is provided with the lift arm, and screw thread coordinates installation in the interior spiral hole
Rise and fall spiral bar, and the middle end slot lower end can be provided with to turn turn middle-end axle, the turn middle-end by turn bearing
Axle upper end is fixedly connected with the spiral bar that rises and falls, and the turn middle-end axle lower end, which is elongated to, described to be loaded in groove and be fixedly mounted
There is upper turn tooth-like wheel, be installed with interior tip edge on the bottom land end that is loaded, vertical edge is additionally provided with the rotating disk
The vertical edge slid chamber of elongation, also sliding is provided with sliding rack in the vertical edge slid chamber, has been installed with the sliding rack
Fail and reach, be fixedly connected with turn axle on the motor driving shaft that rises and falls, the turn axle lower end penetrate the rotating disk and to
Under be elongated to and be arranged at the connecting in hole in bottom land end that be loaded, backspin moving teeth shape is also installed with the turn axle
Take turns, electric energy take-off and landing device is additionally provided with the vertical edge slid chamber top, the amplifier component includes loudspeaker and is used for
The fixed loudspeaker connects firmly frame, and the loudspeaker is provided with collet, removable in the collet to be provided with battery, institute
State and connect firmly frame left end hinge connection and be arranged on rotating disk upper surface left end, described connect firmly is provided with what left and right extended in frame bottom
Sode slip groove, in the sode slip groove sliding slipping block is installed, the slipping block lower end joins with lift arm hinge, described outer
Frame lower end, which is additionally provided with, props up device, and the device of propping up includes batter post and flat shape plate.
Further technical scheme, the electric energy take-off and landing device include being fixedly mounted in the vertical edge slid chamber top
Iron block and the magnetic patch for being fixedly mounted on the sliding rack top, coiling is installed with the iron block is cylindrical.
Further technical scheme, the backspin move the big of tooth-like wheel and the upper turn tooth-like wheel and the interior tip edge
It is small equal, it can be engaged so as to which the backspin moves tooth-like wheel with the upper turn tooth-like wheel and the interior tip edge.
Further technical scheme, the turn axle coordinate with the rotating disk space, so as to not influence the turn axle
Turn and up and down sliding.
Further technical scheme, the batter post are fixedly connected with the housing, and it is steady so as to increase externally to lean to setting
Qualitative, the flat shape plate is fixedly connected with the batter post, and logical hole is provided with the flat shape plate, and the logical hole penetrates use up and down
Stretched into fixture and fix housing.
The beneficial effects of the invention are as follows:
1. need amplifier component leaning to certain angle, coiling is powered, and iron block is produced and magnetic patch upper surface phase
Anti- magnetic pole, sliding rack can be attracted upwards, when sliding rack is attracted to the top, backspin moves tooth-like wheel and upper turn dentation
Wheel occlusion, now start the motor that rises and falls, the motor that rises and falls drives backspin to move tooth-like wheel turn, so as to which upper turn tooth-like wheel occurs
Turn, and upper turn tooth-like wheel drives spiral bar turn of rising and falling, the spiral bar that rises and falls driving lift arm slides upwards, and lift arm is upward
It can make to connect firmly that frame is pivoted after sliding, so as to which the angle that leans to of amplifier component is adjusted;
2. need to amplifier component turn certain angle, coiling is set to be powered, and it is identical with magnetic patch upper surface to produce iron block
Magnetic pole, so as to which by the downward top pressure of sliding rack, when sliding rack slides onto lowermost end downwards, backspin moves tooth-like wheel and interior tip edge
Mutually be engaged, now start and rise and fall motor, the motor that rises and falls drives backspin to move tooth-like wheel turn, due to interior tip edge be it is fixed,
Therefore, backspin, which moves tooth-like wheel, can drive rotating disk that turn occurs, so as to drive amplifier component that turn occurs;
3. because the sliding of slipping block and sode slip groove coordinates, so as to facilitate the position adjustment of amplifier component, and can expand
The position of amplifier component is limited after the position adjustment of sound device part;
Carry out circumferential angular adjustment 4. apparatus of the present invention can carry out amplifier component and lean to angular adjustment, so as to reach maximum
Amplifying effect.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical scheme of the prior art
The required accompanying drawing used is briefly described in technology description, it should be apparent that, drawings in the following description are only to invent
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of overall structure diagram of effective microphone device of the present invention.
Fig. 2 is view when leaning to angle for adjusting amplifier component.
Fig. 3 is a kind of top view of effective microphone device of the present invention.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
This specification(Including any accessory claim, summary and accompanying drawing)Disclosed in any feature, except non-specifically chatting
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
As Figure 1-3, a kind of effective microphone device of the invention, including housing 10 and amplifier component, institute
State the groove 12 that is loaded that entrance is provided with housing 10 to upper turn groove 11 and inlet face to the turn groove 11, the turn
Rotating disk 14 can be provided with to turn by turn bearing in groove 11, middle end slot 140, institute are provided with the middle-end of rotating disk 14
State sliding in end slot 140 and lift arm 42 is installed, interior spiral hole 420 of the entrance under is provided with the lift arm 42, and
Screw thread, which coordinates, in the interior spiral hole 420 is provided with the spiral bar 41 that rises and falls, and the middle lower end of end slot 140 can be revolved by turn bearing
Turn middle-end axle 43 is installed dynamicly, the upper end of turn middle-end axle 43 is fixedly connected with the spiral bar 41 that rises and falls, the rotation
The dynamic lower end of middle-end axle 43, which is elongated to, described to be loaded in groove 12 and is installed with turn tooth-like wheel 52, the groove 12 that is loaded
Interior tip edge 51 is installed with bottom, the vertical edge slid chamber 13 of vertical edge elongation is additionally provided with the rotating disk 14, it is described perpendicular
Also sliding is provided with sliding rack 30 in side slid chamber 13, and the motor 31 that rises and falls is installed with the sliding rack 30, described to rise and fall
Turn axle 32 is fixedly connected with the driving shaft of motor 31, the lower end of turn axle 32 penetrates the rotating disk 14 and is elongated to downwards
The connecting in hole 15 in the bottom of groove 12 that be loaded is arranged at, backspin is also installed with the turn axle 32 and moves tooth-like wheel
53, be additionally provided with electric energy take-off and landing device in the top of vertical edge slid chamber 13, the amplifier component include loudspeaker 22 and
Frame 20 is connected firmly for fix the loudspeaker 22, and the loudspeaker 22 is provided with collet 25, removable in the collet 25
Battery 24 is installed, the left end of the frame 20 hinge connection that connects firmly is arranged on the upper surface left end of rotating disk 14, described to connect firmly frame 20
The sode slip groove 21 of left and right elongation is provided with bottom, is slid in the sode slip groove 21 and slipping block 23, the cunning is installed
Move the lower end of block 23 with the lift arm 42 hinge to join, the lower end of housing 10, which is additionally provided with, props up device, and the device of propping up includes
Batter post 70 and flat shape plate 71.
Valuably, the electric energy take-off and landing device include being fixedly mounted on iron block 61 in the top of vertical edge slid chamber 13 with
And the magnetic patch 63 on the top of sliding rack 30 is fixedly mounted on, coiling 62 is installed with the iron block 61 is cylindrical.
Valuably, the size of the backspin dynamic tooth-like wheel 53 and the upper turn tooth-like wheel 52 and the interior tip edge 51 is same
Deng so as to which the dynamic tooth-like wheel 53 of the backspin can be engaged with the upper turn tooth-like wheel 52 and the interior tip edge 51.
Valuably, the turn axle 32 coordinates with the space of rotating disk 14, so as to not influence the rotation of the turn axle 32
Dynamic and sliding up and down.
Valuably, the batter post 70 is fixedly connected with the housing 10, and externally leans to setting so as to increase stability, institute
State flat shape plate 71 to be fixedly connected with the batter post 70, and logical hole 72 is provided with the flat shape plate 71, the logical hole is worn about 72
Stretched into thoroughly for fixture and fix housing 10.
During original state, the lift arm 42 is located at the middle lower position of end slot 140, so as to make the loudspeaker portion
Part is contracted in the turn groove 11, it is necessary to when the amplifier component is leaned into certain angle, the coiling 62 is powered,
And the iron block 61 is produced the magnetic pole 63 opposite with the upper surface of magnetic patch 63, so as to which the sliding rack 30 is inhaled upwards
Draw, when the sliding rack 30 is attracted to the top, the backspin moves tooth-like wheel 53 and is engaged with the upper turn tooth-like wheel 53,
Rise and fall motor 31 described in now starting, and the motor 31 that rises and falls drives the backspin to move the turn of tooth-like wheel 53, described so as to make
Turn occurs for upper turn tooth-like wheel 53, and the upper turn tooth-like wheel 53 drives the turn of spiral bar 41 of rising and falling, described to rise and fall
Spiral bar 41 drives the lift arm 42 to slide upwards, and the lift arm 42 can make the frame 20 that connects firmly that pivot occur after sliding upwards
Turn, and the slipping block 23 slides in the sode slip groove 21, so as to be adjusted position, when the frame 20 that connects firmly is adjusted to
Rise and fall motor 31 after correct position, described in stopping, and stops the coiling 62 and be powered;And when needs revolve to the amplifier component
During dynamic certain angle, the coiling 62 is powered, and make the generation of iron block 61 and the upper surface identical magnetic pole of magnetic patch 63,
So as to by the 30 downward top pressure of sliding rack, when the sliding rack 30 slides onto lowermost end downwards, the backspin moving teeth shape
Wheel 53 is engaged with the interior phase of tip edge 51, and now rise and fall motor 31 described in startup, and the motor 31 that rises and falls drives the lower turn
The turn of tooth-like wheel 53, because the interior tip edge 51 is fixed, therefore, the backspin, which moves tooth-like wheel 53, can drive the rotation
Turn occurs for Moving plate 14, so as to drive the amplifier component that turn occurs, when the amplifier component turn to suitable angular
Rise and fall motor 31 when spending, described in stopping, and stops the coiling 62 and be powered.
The beneficial effects of the invention are as follows:When needing amplifier component leaning to certain angle, coiling is powered, and make iron
Block produces the magnetic pole opposite with magnetic patch upper surface, can attract sliding rack upwards, when sliding rack is attracted to the top, backspin
Dynamic tooth-like wheel is engaged with upper turn tooth-like wheel, now starts the motor that rises and falls, and the motor that rises and falls drives backspin to move tooth-like wheel turn, so as to
It can make turn tooth-like wheel that turn occur, and upper turn tooth-like wheel drives spiral bar turn of rising and falling, the spiral bar that rises and falls driving is risen and fallen
Arm slides upwards, and lift arm can make to connect firmly that frame is pivoted after sliding upwards, so as to enter to the angle that leans to of amplifier component
Row regulation;When needing to amplifier component turn certain angle, coiling is set to be powered, and it is identical with magnetic patch upper surface to produce iron block
Magnetic pole, so as to which by the downward top pressure of sliding rack, when sliding rack slides onto lowermost end downwards, backspin moves tooth-like wheel and interior tip edge
Mutually be engaged, now start and rise and fall motor, the motor that rises and falls drives backspin to move tooth-like wheel turn, due to interior tip edge be it is fixed,
Therefore, backspin, which moves tooth-like wheel, can drive rotating disk that turn occurs, so as to drive amplifier component that turn occurs;Due to slipping block
Sliding with sode slip groove coordinates, and so as to facilitate the position adjustment of amplifier component, and can be adjusted in the position of amplifier component
The position of limitation amplifier component after whole;Apparatus of the present invention can carry out amplifier component and carry out circumferential angular adjustment and lean to angle
Regulation, so as to reach maximum amplifying effect.
Embodiment described above, only inventing, but invent protection domain be not limited thereto, it is any without
The change or replacement that creative work is expected are crossed, should all be covered within the protection domain of invention.Therefore, the protection domain of invention
It should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of effective microphone device, including housing and amplifier component, it is characterised in that:It is provided with the housing
Be loaded groove of the entrance to upper turn groove and inlet face to the turn groove, can turn by turn bearing in the turn groove
Ground is provided with rotating disk, and middle end slot is provided with the rotating disk middle-end, is slid in the middle end slot and is provided with lift arm, described
Interior spiral hole of the entrance under is provided with lift arm, and screw thread cooperation is provided with the spiral bar that rises and falls, institute in the interior spiral hole
Turn middle-end axle can be provided with to turn by turn bearing by stating middle end slot lower end, and the turn middle-end axle upper end is risen and fallen with described
Spiral bar is fixedly connected, the turn middle-end axle lower end be elongated to it is described be loaded in groove and be installed with turn tooth-like wheel,
Interior tip edge is installed with the bottom land end that is loaded, the vertical edge sliding of vertical edge elongation is additionally provided with the rotating disk
Chamber, also sliding is provided with sliding rack in the vertical edge slid chamber, and the motor that rises and falls is installed with the sliding rack, described to rise and fall
Turn axle is fixedly connected with motor driving shaft, the turn axle lower end, which penetrates the rotating disk and is elongated to downwards, is arranged at institute
The connecting in hole in bottom land end that be loaded is stated, backspin is also installed with the turn axle and moves tooth-like wheel, the vertical edge slid chamber
Electric energy take-off and landing device is additionally provided with top, the amplifier component includes loudspeaker and for fixing consolidating for the loudspeaker
Join frame, the loudspeaker is provided with collet, removable in the collet to be provided with battery, and the battery is to when having a power failure
When it is standby to loudspeaker, it is described connect firmly frame left end hinge connection be arranged on rotating disk upper surface left end, it is described to connect firmly frame bottom
In be provided with the sode slip groove of left and right elongation, in the sode slip groove sliding slipping block, the slipping block lower end and institute are installed
Lift arm hinge connection is stated, the housing lower end, which is additionally provided with, props up device, and the device of propping up includes batter post and flat shape plate.
2. effective microphone device according to claim 1, it is characterised in that:The electric energy take-off and landing device includes fixing
Iron block in the vertical edge slid chamber bottom and the magnetic patch for being fixedly mounted on the sliding rack bottom, outside the iron block
Coiling is installed with circle.
3. effective microphone device according to claim 1, it is characterised in that:The backspin move tooth-like wheel with it is described on
The size of turn tooth-like wheel and the interior tip edge is equal.
4. effective microphone device according to claim 1, it is characterised in that:The turn axle circles or whirl in the air with the turn
Gap coordinates.
5. effective microphone device according to claim 1, it is characterised in that:The batter post is fixed with the housing to be connected
Connect, and externally lean to setting so as to increase stability, the flat shape plate is fixedly connected with the batter post, and is set in the flat shape plate
Logical hole is equipped with, the logical hole penetrates to stretch into for fixture and fixes housing up and down.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710244606.3A CN107438219A (en) | 2017-04-14 | 2017-04-14 | A kind of effective microphone device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710244606.3A CN107438219A (en) | 2017-04-14 | 2017-04-14 | A kind of effective microphone device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107438219A true CN107438219A (en) | 2017-12-05 |
Family
ID=60458321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710244606.3A Withdrawn CN107438219A (en) | 2017-04-14 | 2017-04-14 | A kind of effective microphone device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107438219A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107018812A (en) * | 2017-04-14 | 2017-08-08 | 广州华爵生物科技有限公司 | Plant cultivation equipment |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202011363U (en) * | 2011-02-11 | 2011-10-19 | 明德润和自动化设备(天津)有限公司 | Installation holder mechanism for vehicle-mounted loudspeaker |
CN203457308U (en) * | 2013-09-23 | 2014-02-26 | 杭州市上城区青少年科技辅导员协会 | A sound device |
CN204083697U (en) * | 2014-08-10 | 2015-01-07 | 常州嘉昊广播电视设备有限公司 | A kind of adjustable broadcast amplifies the fixed base of angle |
CN104442637A (en) * | 2013-09-17 | 2015-03-25 | 大众汽车有限公司 | Controlling a loudspeaker arrangement in a vehicle |
CN104442622A (en) * | 2013-09-25 | 2015-03-25 | 现代自动车株式会社 | Sound control system and method for vehicle |
CN205179291U (en) * | 2015-11-23 | 2016-04-20 | 海南大洲金丝燕生态农业开发有限公司 | Rotatory loudspeaker |
CN205395920U (en) * | 2016-03-27 | 2016-07-27 | 江门市蓬江区弘亿电子科技有限公司 | Adjust vehicle audio of stereo set acoustic direction |
CN105844977A (en) * | 2016-01-29 | 2016-08-10 | 浙江海洋学院 | Device for teaching English |
-
2017
- 2017-04-14 CN CN201710244606.3A patent/CN107438219A/en not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202011363U (en) * | 2011-02-11 | 2011-10-19 | 明德润和自动化设备(天津)有限公司 | Installation holder mechanism for vehicle-mounted loudspeaker |
CN104442637A (en) * | 2013-09-17 | 2015-03-25 | 大众汽车有限公司 | Controlling a loudspeaker arrangement in a vehicle |
CN203457308U (en) * | 2013-09-23 | 2014-02-26 | 杭州市上城区青少年科技辅导员协会 | A sound device |
CN104442622A (en) * | 2013-09-25 | 2015-03-25 | 现代自动车株式会社 | Sound control system and method for vehicle |
CN204083697U (en) * | 2014-08-10 | 2015-01-07 | 常州嘉昊广播电视设备有限公司 | A kind of adjustable broadcast amplifies the fixed base of angle |
CN205179291U (en) * | 2015-11-23 | 2016-04-20 | 海南大洲金丝燕生态农业开发有限公司 | Rotatory loudspeaker |
CN105844977A (en) * | 2016-01-29 | 2016-08-10 | 浙江海洋学院 | Device for teaching English |
CN205395920U (en) * | 2016-03-27 | 2016-07-27 | 江门市蓬江区弘亿电子科技有限公司 | Adjust vehicle audio of stereo set acoustic direction |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107018812A (en) * | 2017-04-14 | 2017-08-08 | 广州华爵生物科技有限公司 | Plant cultivation equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107288827B (en) | A kind of wind power plant that can drive birds | |
CN204185006U (en) | A kind of actinobacillus device of adjustable speed | |
CN110821872A (en) | Air inlet channel and impeller clearance adjusting structure | |
CN107438219A (en) | A kind of effective microphone device | |
CN105508847B (en) | Fine adjustment lifting hanger | |
CN107438220A (en) | A kind of efficient microphone device | |
CN107018473A (en) | A kind of microphone device | |
CN103696152B (en) | A kind of Motor-driven cloth puller | |
CN209270772U (en) | A kind of two axis holders based on crossed roller bearing | |
CN205807083U (en) | A kind of LED rotating spot lamp | |
JP2015171300A (en) | Photovoltaic generation apparatus | |
CN205017506U (en) | Automatic over -and -under type microphone snag | |
CN211230939U (en) | Air inlet channel and impeller clearance adjusting structure | |
CN206801816U (en) | A kind of air compressor easy to remove | |
CN108970079A (en) | A kind of two axis holders and working method based on crossed roller bearing | |
CN208890701U (en) | Energy-saving monitoring system | |
CN206017211U (en) | A kind of novel circular blower fan | |
CN205596437U (en) | Static -removing device on compounding machine | |
CN204061276U (en) | A kind of fixed support for Axial-flow fan motor | |
CN203034906U (en) | Awning crank arm angle adjusting device | |
CN205877630U (en) | Angle of pitch adjustment mechanism | |
CN205703681U (en) | A kind of novel polishing machine for capsule | |
CN203119709U (en) | A novel supporting stool | |
CN207762477U (en) | The fixing device of gas turbine generator and pedestal | |
CN109953013A (en) | A kind of wind power plant that can drive birds |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171205 |