CN114718983A - Damping structure of power amplifier for communication - Google Patents
Damping structure of power amplifier for communication Download PDFInfo
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- CN114718983A CN114718983A CN202210340750.8A CN202210340750A CN114718983A CN 114718983 A CN114718983 A CN 114718983A CN 202210340750 A CN202210340750 A CN 202210340750A CN 114718983 A CN114718983 A CN 114718983A
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- spring
- fixedly connected
- mounting panel
- block
- power amplifier
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- 238000004891 communication Methods 0.000 title claims abstract description 22
- 238000013016 damping Methods 0.000 title claims description 12
- 230000001681 protective effect Effects 0.000 claims description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005381 potential energy Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Amplifiers (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The application discloses power amplifier's shock-absorbing structure is used in communication belongs to wireless communication power amplifier's field, it include the bottom plate, set up in mounting panel on the bottom plate and install in amplifier body on the mounting panel, it is provided with the dovetail block to slide along self length direction on the bottom plate, offer on the bottom plate and be used for sliding complex dovetail with the dovetail block, it has the connecting rod to articulate on the dovetail block, the connecting rod is kept away from the tip of dovetail block with the bottom of mounting panel is articulated, and is adjacent the connecting rod sets up alternately, just the first spring of fixedly connected with on the dovetail block, first spring is kept away from the tip of dovetail block with the inside wall fixed connection of dovetail. The power amplifier has the effect of reducing the influence of vibration on the power amplifier body.
Description
Technical Field
The application relates to the technical field of wireless communication power amplifiers, in particular to a damping structure of a communication power amplifier.
Background
An amplifier is a device capable of amplifying or amplifying the voltage of an input signal, and is composed of a tube or a transistor, and other electrical components. Amplifiers are used in various devices such as communications and radar, and are important components for processing signals.
In the related art, chinese utility model patent with publication number CN207083063U discloses a power amplifier, which comprises a housing, wherein a terminal and an audio access port are arranged at the upper end of the housing, the audio access port and the terminal are respectively provided with a cap, the front side and the rear side of the housing are both provided with heat dissipation fins, the housing comprises a bottom plate, the front side and the rear side of the bottom plate are both provided with an extension portion, the left side of the housing is made of transparent material, a socket groove is arranged in the housing, and an arc surface is arranged between the front side, the rear side and the upper end of the housing; two mounting plates are respectively arranged on two sides of the PCB; be equipped with first mounting hole on the mounting panel, leading flank, trailing flank are equipped with the second mounting hole, and first mounting hole passes through the screw with the second mounting hole and links to each other.
In view of the above-mentioned related art, the inventor believes that an operator can mount the power amplifier to the device through the mounting plate, and when the device itself generates vibration due to the influence of the external environment, the vibration of the device itself can be directly transmitted to the power amplifier through the mounting plate, thereby easily affecting the use efficiency of the power amplifier.
Disclosure of Invention
In order to reduce the influence of vibration on an amplifier body, the application provides a damping structure of a power amplifier for communication.
The application provides a power amplifier's for communication shock-absorbing structure adopts following technical scheme:
the utility model provides a power amplifier's shock-absorbing structure for communication, include the bottom plate, set up in mounting panel on the bottom plate and install in amplifier body on the mounting panel, it is provided with the dovetail piece to slide along self length direction on the bottom plate, offer on the bottom plate and be used for sliding complex dovetail with the dovetail piece, it has the connecting rod to articulate on the dovetail piece, the connecting rod is kept away from the tip of dovetail piece with the bottom of mounting panel is articulated, and is adjacent the connecting rod sets up alternately, just the first spring of fixedly connected with on the dovetail piece, first spring is kept away from the tip of dovetail piece with the inside wall fixed connection of dovetail.
Through adopting above-mentioned technical scheme, when the amplifier body produces vibrations because external environment's influence, amplifier body vibrations make the mounting panel produce vibrations, vibrations drive the connecting rod removal about the mounting panel, and the connecting rod removal drives the forked tail piece and removes to the potential energy that first spring produced the mounting panel vibrations turns into the elastic potential energy of first spring, and then reduces the vibrations range of mounting panel and amplifier body, finally reduces the influence of vibrations to the amplifier body.
Preferably, the bottom fixedly connected with locating lever of amplifier body, seted up on the mounting panel be used for with locating lever grafting complex constant head tank, the periphery face of locating lever is gone up the winding and is provided with a plurality of spacing, a plurality of second springs of fixedly connected with on the spacing, the second spring is kept away from spacing tip with locating lever fixed connection, seted up on the inside wall of constant head tank be used for with spacing sliding complex spacing groove.
Through adopting above-mentioned technical scheme, the locating lever makes things convenient for operating personnel pre-position amplifier body with the cooperation of constant head tank, when spacing is located the spacing inslot, the second spring is in compression state, spacing inside wall of butt spacing groove under the spring action of second spring, spacing and spacing groove cooperation are favorable to preventing that the amplifier body breaks away from the mounting panel, and when the amplifier body slided on the horizontal direction, the setting of second spring is favorable to the absorption amplifier body to rock the potential energy of production, and then further reduce the influence of vibrations to the amplifier body.
Preferably, wear to be equipped with in the locating lever and remove the post, fixedly connected with fixed disk on the removal post, seted up in the locating lever be used for with the fixed disk installation cavity that slides complex, slide on the lateral wall of locating lever and wear to be equipped with a plurality of peg graft poles, peg graft pole one end and spacing fixed connection, peg graft pole other end fixedly connected with fixture block, the bottom of fixed disk set up be used for with the draw-in groove of fixture block joint.
Through adopting above-mentioned technical scheme, operating personnel removes spacing earlier, spacing removes and makes peg graft pole and fixture block remove, the second spring is in compression state this moment, then, operating personnel moves the fixed disk downwards, make fixed disk and fixture block joint, the setting of fixed disk is favorable to the position of restriction fixture block, when operating personnel inserts the locating lever in the constant head tank, remove the interior bottom surface butt of post and constant head tank, when the locating lever continues the downstream, it rises to remove the post drive fixed disk, thereby it is fixed to the fixture block to remove the fixed disk, spacing gets into the spacing inslot under the effect of second spring, the fixed disk makes things convenient for operating personnel to insert spacing inslot with setting up of fixture block.
Preferably, the fixed cover of removal post is equipped with solid fixed ring, gu fixed ring goes up fixedly connected with third spring, third spring one end with the interior bottom surface fixed connection of installation cavity, the third spring other end with gu fixed ring fixed connection.
Through adopting above-mentioned technical scheme, operating personnel promotes earlier and removes the post, it makes solid fixed ring remove to remove the post, the third spring is in tensile state this moment, when operating personnel made the fixture block be close to each other, operating personnel loosens and removes the post, gu fixed ring drives under the spring action of third spring and removes post and fixed disk and removal, thereby make fixed disk and fixture block joint, the setting of solid fixed ring and third spring is favorable to the fixed disk that resets, thereby make things convenient for the joint of fixed disk and fixture block.
Preferably, mounting panel one side is provided with first protection frame, the mounting panel opposite side is provided with the second protection frame, fixed connection semicircle dish on the first protection frame, offer on the second protection frame and be used for holding the arc wall of semicircle dish, be provided with the hanging ball on the semicircle dish, all be provided with the dwang on first protection frame, the second protection frame, the dwang passes the mounting panel and with the mounting panel rotates to be connected, be provided with on the mounting panel and be used for the drive dwang pivoted drive assembly.
Through adopting above-mentioned technical scheme, operating personnel utilizes drive assembly to make the dwang rotate, the dwang rotates and makes first protective frame and second protective frame rotate, when the semicircle dish of first protective frame rotates to the arc wall of second protective frame in, first protective frame shelters from the amplifier body with second protective frame, being provided with of first protective frame and second protective frame does benefit to the protection amplifier body, prevent that the dust from falling into amplifier body top, it does benefit to and reduces the amplitude that the amplifier body was rocked to hang being provided with of ball, further reduce the influence of vibrations to the amplifier body.
Preferably, drive assembly locates including the cover worm wheel on the dwang, rotate install in be used for in the mounting panel with worm, the fixed cover of worm wheel meshing are located rotating gear on the worm and wear to locate the rack of the interior bottom surface of constant head tank, the rack with rotating gear intermeshing, seted up on the interior bottom surface of constant head tank be used for with the complex holding tank is slided to the rack, fixedly connected with fourth spring on the rack, the fourth spring with the interior bottom surface fixed connection of holding tank.
Through adopting above-mentioned technical scheme, when operating personnel inserted the locating lever in the constant head tank, the removal post supports tight rack, and the removal post promotes rack downstream, and the fourth spring is in compression state this moment, and the rack removes and makes the running gear rotate, and the running gear rotates and makes the worm rotate, and the worm rotates and makes the worm wheel rotate, and the worm wheel rotates and makes the dwang rotate to make first protective frame and second protective frame rotate.
Preferably, a mounting groove is formed in the semicircular disc, a steel wire is arranged on the semicircular disc, one end of the steel wire is fixedly connected with the upper surface of the mounting groove, the other end of the steel wire penetrates through the mounting groove and is fixedly connected with the hanging ball, an adjusting assembly is arranged on the semicircular disc and comprises a lantern ring sleeved on the steel wire, a driving rod fixedly connected to the lantern ring and a reset piece arranged in the semicircular disc and used for resetting the driving rod, a guide groove used for sliding and matching with the lantern ring is formed in the inner side wall of the mounting groove, and the end portion of the driving rod, far away from the lantern ring, penetrates out of the semicircular disc and is abutted to the inner side wall of the arc-shaped groove.
By adopting the technical scheme, when the semicircular disc of the first protection frame is close to the arc-shaped groove of the second protection frame, the driving rod is abutted against the inner side wall of the arc-shaped groove, when the first protection frame and the second protection frame continue to rotate, the driving rod is moved by the inner side wall of the arc-shaped groove, and the driving rod moves to enable the lantern ring to be separated from the guide groove, so that the locking of the lantern ring on a steel wire line and a hanging ball is removed; when first protective frame kept away from second protective frame, operating personnel pulled the steel wire line earlier, and the driving lever moved the lantern ring under the effect that resets, and the position of steel wire line is locked in the cooperation of the internal side wall of cover word and guide way, and then makes things convenient for operating personnel to control the position of hanging the ball.
Preferably, be provided with on the second protection frame be used for with the tight piece of supporting of amplifier body butt, just be provided with on the second protection frame and be used for control support the control assembly of tight piece position, control assembly including rotate install in lead screw, cover on the first protection frame are located connecting block, fixed connection in on the lead screw fifth spring on the connecting block, fifth spring keeps away from the tip fixedly connected with of connecting block supports tight piece, the lead screw extends be provided with the hand wheel on the tip of first protection frame, fixedly connected with guide bar on the first protection frame, the guide bar penetrates in the connecting block and with the connecting block cooperation of sliding.
Through adopting above-mentioned technical scheme, when first protective frame and second protective frame all rotated to amplifier body top, operating personnel rotated the hand wheel, and the hand wheel rotates and makes the lead screw rotate, and the lead screw rotates and makes the connecting block remove, and the connecting block removes and makes the fifth spring and support tight piece and remove, supports tight piece and remove to with amplifier body butt to the position of restriction amplifier body prevents that the amplifier body from breaking away from the mounting panel.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the amplifier body vibrates due to the influence of the external environment, the amplifier body vibrates to enable the mounting plate to vibrate, the mounting plate vibrates up and down to drive the connecting rod to move, and the connecting rod moves to drive the dovetail block to move, so that potential energy generated by vibration of the mounting plate is converted into elastic potential energy of the first spring by the first spring, the vibration amplitude of the mounting plate and the amplifier body is further reduced, and the influence of vibration on the amplifier body is finally reduced;
2. the limiting strip is matched with the limiting groove, so that the amplifier body can be prevented from being separated from the mounting plate, and when the amplifier body slides in the horizontal direction, the arrangement of the second spring is favorable for absorbing potential energy generated by shaking of the amplifier body, and further the influence of vibration on the amplifier body is further reduced;
3. first protection frame and second protection frame be provided with and do benefit to the protection amplifier body, prevent that the dust from falling into amplifier body top, hang being provided with of ball and do benefit to the range that reduces amplifier body and rock, further reduce the influence of vibrations to the amplifier body.
Drawings
Fig. 1 is a schematic structural view of a vibration damping structure of a power amplifier for communication according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a mounting plate according to an embodiment of the present application.
Fig. 3 is a schematic view of the internal structure of the mounting plate according to the embodiment of the present application.
Fig. 4 is an enlarged schematic view at a in fig. 3.
Fig. 5 is a schematic structural diagram of a control assembly according to an embodiment of the present application.
Fig. 6 is a schematic structural diagram of an adjustment assembly according to an embodiment of the present application.
Description of the reference numerals:
1. a base plate; 11. a dovetail block; 12. a dovetail groove; 13. a connecting rod; 14. a first spring; 15. a sixth spring; 2. mounting a plate; 21. positioning a groove; 22. a limiting groove; 23. accommodating grooves; 24. a first protection frame; 25. a second protective frame; 251. a propping block; 26. rotating the rod; 27. a semicircular disc; 271. mounting grooves; 272. a guide groove; 273. a steel wire; 28. an arc-shaped slot; 29. hanging a ball; 3. an amplifier body; 31. positioning a rod; 311. installing a cavity; 312. moving the column; 313. fixing the disc; 314. a card slot; 32. a limiting strip; 33. a second spring; 34. a plug rod; 341. a clamping block; 35. a fixing ring; 36. a third spring; 4. a drive assembly; 41. a worm gear; 42. a worm; 43. a rotating gear; 44. a rack; 441. a fourth spring; 5. an adjustment assembly; 51. a collar; 52. a drive rod; 53. a reset member; 531. positioning a plate; 532. a seventh spring; 6. a control component; 61. a screw rod; 62. connecting blocks; 63. a fifth spring; 64. a hand wheel; 65. a guide rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses power amplifier's shock-absorbing structure for communication. Referring to fig. 1, the vibration reducing structure of the power amplifier for communication includes a base plate 1, a mounting plate 2, and an amplifier body 3.
Referring to fig. 1 and 2, a base plate 1 is mounted on a device on which an amplifier body 3 is to be mounted, dovetail grooves 12 are formed in the upper surface of the base plate 1, two dovetail grooves 12 are formed, and the two dovetail grooves 12 are arranged at intervals. The upper surface of the bottom plate 1 is provided with dovetail blocks 11, the dovetail blocks 11 are matched with the inner side walls of the dovetail grooves 12 in a sliding mode, and the number of the dovetail blocks 11 in each dovetail groove 12 is two. The dovetail block 11 is provided with a connecting rod 13, one end of the connecting rod 13 is hinged with the dovetail block 11, the other end of the connecting rod 13 is hinged with the bottom surface of the mounting plate 2, and the two connecting rods 13 positioned in the same dovetail groove 12 are arranged in a crossed mode.
Referring to fig. 1 and 2, a first spring 14 is arranged on the dovetail block 11, the first spring 14 is arranged on the side surface of the dovetail block 11 which is positioned in the same dovetail groove 12 and is far away from each other, one end of the first spring 14 is fixedly connected with the dovetail block 11, and the other end of the first spring 14 is fixedly connected with the inner end surface of the dovetail groove 12. A sixth spring 15 is arranged between the two dovetail blocks 11 in the same dovetail groove 12, one end of the sixth spring 15 is fixedly connected with one dovetail block 11, and the other end of the sixth spring 15 is fixedly connected with the other dovetail block 11.
Referring to fig. 2, 3 and 4, the amplifier body 3 is disposed on one side of the mounting plate 2 away from the bottom plate 1, and four positioning rods 31 are fixedly connected to the bottom of the amplifier body 3, and the four positioning rods 31 correspond to four corners of the amplifier body 3 one by one. Four positioning grooves 21 are formed in the mounting plate 2, the positioning grooves 21 correspond to the positioning rods 31 one by one, the cross sections of the positioning grooves 21 are circular, and the positioning rods 31 are matched with the inner side walls of the positioning grooves 21 in a sliding mode.
Referring to fig. 2 and 4, four limiting strips 32 are provided on the outer peripheral surface of the single positioning rod 31, and the four limiting strips 32 are uniformly arranged around the axis of the positioning rod 31. A second spring 33 is arranged between the limiting strip 32 and the positioning rod 31, one end of the second spring 33 is fixedly connected with the limiting strip 32, and the other end of the second spring 33 is fixedly connected with the positioning rod 31. The number of the second springs 33 on the single positioning rod 31 is four, and the four second springs 33 are arranged at intervals in the longitudinal direction of the positioning rod 31. Four limiting grooves 22 are formed in the inner side wall of the positioning groove 21, the limiting grooves 22 correspond to the limiting strips 32 one by one, and the limiting strips 32 are matched with the inner side wall of the limiting grooves 22 in a sliding mode.
Referring to fig. 3 and 4, a mounting cavity 311 is formed in the positioning rod 31, and the cross section of the mounting cavity 311 is circular. Wear to be equipped with peg graft 34 on the periphery wall of locating lever 31, peg graft 34 is provided with four, peg graft 34 and spacing 32 one-to-one, peg graft 34 and the cooperation of sliding of locating lever 31. The end part of the insertion rod 34 extending out of the positioning rod 31 is fixedly connected with the limiting strip 32, the end part of the insertion rod 34 extending into the mounting cavity 311 is fixedly connected with a clamping block 341, and the clamping block 341 and the insertion rod 34 are integrally formed. A moving column 312 is inserted into the bottom of the positioning rod 31, the moving column 312 is slidably engaged with the positioning rod 31, and the axis of the moving column 312 coincides with the axis of the positioning rod 31. The end part of the movable column 312 extending into the movable column 312 is fixedly connected with a fixed disc 313, the bottom of the fixed disc 313 is provided with a clamping groove 314 used for clamping with the clamping block 341, and the fixed disc 313 is in sliding fit with the inner side wall of the installation cavity 311. The fixed cover on the removal post 312 is equipped with solid fixed ring 35, and the cover is equipped with third spring 36 on the removal post 312, and third spring 36 one end and solid fixed ring 35 fixed connection, the third spring 36 other end and the interior bottom surface fixed connection of installation cavity 311.
Referring to fig. 4 and 5, a first protection frame 24 is arranged on one side of the mounting plate 2, a second protection frame 25 is arranged on the other side of the mounting plate 2, a rotating rod 26 is fixedly mounted on the first protection frame 24 and the second protection frame 25, the rotating rod 26 penetrates through the mounting plate 2, and the rotating rod 26 is rotatably connected with the mounting plate 2. The mounting plate 2 is internally provided with a driving assembly 4 for driving the rotating rod 26 to rotate, the driving assembly 4 comprises a worm wheel 41, a worm 42, a rotating gear 43 and a rack 44, the worm wheel 41 is fixedly sleeved on the end portion of the rotating rod 26, and two worm wheels 41 are arranged on each rotating rod 26. The worm 42 penetrates through the mounting plate 2, the worm 42 is connected with the mounting plate 2 in a rotating mode, four worms 42 are arranged, the worm 42 corresponds to the worm wheel 41 in a one-to-one mode, and the worm 42 is meshed with the worm wheel 41. The rotating gear 43 is sleeved on the end of the worm 42 far away from the worm wheel 41, and the rotating gear 43 is fixedly connected with the worm 42.
Referring to fig. 4 and 5, the rack 44 is disposed on the inner bottom surface of the positioning groove 21, the accommodating groove 23 is disposed on the inner bottom surface of the positioning groove 21, the cross section of the accommodating groove 23 is rectangular, the rack 44 is slidably engaged with the inner sidewall of the positioning groove 21, and the rack 44 is engaged with the rotating gear 43. The bottom of the rack 44 is fixedly connected with a fourth spring 441, and the end of the fourth spring 441 far away from the rack 44 is fixedly connected with the inner bottom surface of the accommodating groove 23.
Referring to fig. 4 and 5, the operator moves the amplifier body 3 to above the mounting plate 2, so that the positioning rod 31 is inserted into the positioning groove 21, the operator moves the amplifier body 3 downward, and the bottom of the moving column 312 abuts against the top of the rack 44. When the amplifier body 3 continues to move downwards, on one hand, the rack 44 enables the moving column 312 to move upwards, the moving column 312 drives the fixed disc 313 to move upwards, the fixed disc 313 moves to enable the fixture block 341 to be separated from the fixed disc 313, the limiting strip 32 enters the limiting groove 22 under the elastic action of the second spring 33, the arrangement of the limiting strip 32 and the second spring 33 is beneficial to limiting the amplifier body 3 to be separated from the mounting plate 2, and the arrangement of the second spring 33 is beneficial to absorbing potential energy generated by the amplifier body 3 swinging on the horizontal plane; on the other hand, the rack 44 is pressed to move downwards, the rack 44 moves to enable the rotating gear 43 to rotate, the rotating gear 43 enables the worm 42 to rotate, the worm 42 rotates to enable the worm wheel 41 to rotate, the worm wheel 41 rotates to enable the rotating rod 26 to rotate, the rotating rod 26 rotates to enable the first protection frame 24 and the second protection frame 25 to rotate, and the first protection frame 24 and the second protection frame 25 are closed to play a certain protection role in the amplifier body 3.
Referring to fig. 1 and 6, a semicircular disc 27 is fixedly connected to a side surface of the first protection frame 24 close to the second protection frame 25, the semicircular disc 27 and the first protection frame 24 are integrally formed, and an arc-shaped groove 28 for accommodating the semicircular disc 27 is formed on a side surface of the second protection frame 25 close to the semicircular disc 27. The semicircular disc 27 is provided with an installation groove 271, and the cross section of the installation groove 271 is circular. The semicircular disc 27 is provided with a steel wire 273, one end of the steel wire 273 is fixedly connected with the upper surface of the semicircular disc 27, the other end of the steel wire 273 penetrates into the mounting groove 271, and the end part of the steel wire 273, which is far away from the semicircular disc 27, is provided with a hanging ball 29.
Referring to fig. 1 and 6, an adjusting assembly 5 is arranged on the semicircular disc 27, the adjusting assembly 5 includes a collar 51, a driving rod 52 and a reset piece 53, the collar 51 is sleeved on the steel wire 273, and the inner side wall of the collar 51 is in sliding fit with the steel wire 273, the driving rod 52 is horizontally arranged, the collar 51 is fixedly connected to one end of the driving rod 52, the other end of the driving rod 52 is arranged on the inner side wall of the mounting groove 271 in a penetrating manner, and the end part of the driving ring far away from the collar 51 penetrates out of the semicircular disc 27 and abuts against the inner side wall of the arc-shaped groove 28.
Referring to fig. 1 and 6, the reset member 53 includes a positioning plate 531 and a seventh spring 532, the positioning plate 531 is sleeved on the driving rod 52, the positioning plate 531 is fixedly connected to the driving rod 52, and a guide groove 272 for slidably fitting with the positioning plate 531 is disposed on an inner side wall of the mounting groove 271. One end of the seventh spring 532 is fixedly connected with the positioning plate 531, the other end of the seventh spring 532 is fixedly connected with the inner end surface of the guide groove 272, and the lantern ring 51 is in sliding fit with the inner top surface of the guide groove 272.
Referring to fig. 1 and 6, when the first protection frame 24 and the second protection frame 25 are not close to each other, an operator first pulls the steel wire 273 outwards, the steel wire 273 enables the hanging ball 29 to move to abut against the inner side wall of the first protection frame 24, the seventh spring 532 drives the positioning plate 531, the driving rod 52 and the collar 51 to move, and the fitting of the collar 51 and the guiding slot 272 is beneficial to fixing the steel wire 273, so as to fix the position of the hanging ball 29; when the first protection frame 24 and the second protection frame 25 approach each other, the inner side wall of the arc-shaped groove 28 of the second protection frame 25 abuts against the driving rod 52, the driving rod 52 moves to enable the collar 51 to move, the collar 51 moves out of the guide groove 272, so that the limitation of the steel wire 273 is removed, and the hanging ball 29 descends under the action of the self gravity. When the mounting plate 2 rocks, the mounting plate 2 drives the first protective frame 24 and the second protective frame 25 to incline towards one side, and the hanging ball 29 is far away from the inclined side, so that the first protective frame 24 can be pulled back to reduce the rocking amplitude, and the position of the hanging ball 29 can change the overall gravity center position of the device to prevent the device from shifting.
Referring to fig. 1 and 5, the second protection frame 25 is provided with two abutting blocks 251, the two abutting blocks 251 are arranged at intervals, and the bottom surfaces of the abutting blocks 251 can abut against the upper surface of the amplifier body 3. The second protection frame 25 is provided with two control assemblies 6 for controlling the positions of the abutting blocks 251, and the control assemblies 6 correspond to the abutting blocks 251 one by one. The control assembly 6 comprises a screw rod 61, a connecting block 62 and a fifth spring 63, the screw rod 61 penetrates through the second protective frame 25, the rotating rod 26 is rotatably connected with the second protective frame 25, and a hand wheel 64 is fixedly connected to the end part, far away from the amplifier body 3, of the screw rod 61. The connecting block 62 is sleeved on the end part of the screw rod 61 close to the amplifier body 3, and the connecting block 62 is in threaded fit with the screw rod 61. The guide rod 65 penetrates through the connecting block 62, the guide rod 65 is matched with the connecting block 62 in a sliding mode, the length direction of the guide rod 65 is consistent with that of the rotating rod 26, and the end portion, far away from the amplifier body 3, of the guide rod 65 is fixedly connected with the second protection frame 25.
Referring to fig. 1 and 5, the fifth spring 63 is sleeved on the rotating rod 26, one end of the fifth spring 63 is fixedly connected to the bottom surface of the connecting block 62, and the other end of the fifth spring 63 is fixedly connected to the upper surface of the abutting block 251. When the first protection frame 24 and the second protection frame 25 are both rotated to the upper side of the amplifier body 3, the operator rotates the hand wheel 64, the hand wheel 64 rotates to enable the rotating rod 26 to rotate, the rotating rod 26 rotates to enable the connecting block 62 to move downwards, the connecting block 62 moves to drive the fifth spring 63 and the abutting block 251 to move, until the bottom surface of the abutting block 251 abuts against the amplifier body 3, the fifth spring 63 is matched with the abutting block 251 to facilitate absorbing potential energy generated by vibration of the amplifier body 3 in the vertical direction on the one hand, on the other hand, the fifth spring 63 and the abutting block 251 can prevent the amplifier body 3 from being separated from the mounting plate 2, and then the first protection frame 24 and the second protection frame 25 are ensured not to rotate.
The implementation principle of the damping structure of the power amplifier for communication in the embodiment of the application is as follows: the operator can quickly install the amplifier body 3 by using the matching between the positioning rod 31 and the positioning groove 21, when the amplifier body 3 is installed on the installation plate 2, the first protection frame 24 and the second protection frame 25 rotate to the upper side of the amplifier body 3, and at this time, the hanging ball 29 falls under the action of the adjusting component 5. When the amplifier body 3 vibrates due to the influence of the external environment, the cooperation of the limiting strip 32 and the limiting groove 22 is beneficial to absorbing the vibration of the amplifier body 3 in the horizontal direction, the first spring 14, the sixth spring 15 and the fifth spring 63 are beneficial to absorbing the vibration of the amplifier body in the vertical direction, so that the vibration amplitude of the mounting plate 2 and the amplifier body 3 is reduced, and the influence of the vibration on the amplifier body 3 is finally reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a power amplifier's shock-absorbing structure for communication, includes bottom plate (1), set up in mounting panel (2) on bottom plate (1) and install in amplifier body (3) on mounting panel (2), its characterized in that: bottom plate (1) is gone up and is provided with dovetail block (11) along self length direction slip, offer on bottom plate (1) and be used for sliding complex dovetail (12) with dovetail block (11), it has connecting rod (13) to articulate on dovetail block (11), connecting rod (13) are kept away from the tip of dovetail block (11) with the bottom of mounting panel (2) is articulated, and is adjacent connecting rod (13) cross arrangement, just first spring (14) of fixedly connected with is gone up in dovetail block (11), first spring (14) are kept away from the tip of dovetail block (11) with the inside wall fixed connection of dovetail (12).
2. The vibration damping structure of a power amplifier for communication according to claim 1, wherein: the bottom fixedly connected with locating lever (31) of amplifier body (3), offer on mounting panel (2) be used for with locating lever (31) grafting complex constant head tank (21), the outer peripheral face of locating lever (31) is gone up the encircleing and is provided with a plurality of spacing (32), a plurality of second springs of fixedly connected with (33) on spacing (32), second spring (33) are kept away from the tip of spacing (32) with locating lever (31) fixed connection, offer on the inside wall of constant head tank (21) be used for with spacing (32) complex spacing groove (22) that slides.
3. The vibration damping structure of a power amplifier for communication according to claim 2, wherein: wear to be equipped with in locating lever (31) and remove post (312), fixedly connected with fixed disk (313) on removing post (312), set up in locating lever (31) be used for with fixed disk (313) sliding fit's installation cavity (311), slide on the lateral wall of locating lever (31) and wear to be equipped with a plurality of grafting poles (34), grafting pole (34) one end and spacing strip (32) fixed connection, grafting pole (34) other end fixedly connected with fixture block (341), the bottom of fixed disk (313) seted up be used for with draw-in groove (314) of fixture block (341) joint.
4. The vibration damping structure of a power amplifier for communication according to claim 3, wherein: the fixed cover is equipped with solid fixed ring (35) on removing post (312), gu fixed ring (35) go up fixedly connected with third spring (36), third spring (36) one end with the interior bottom surface fixed connection of installation cavity (311), third spring (36) other end with gu fixed ring (35) fixed connection.
5. The vibration absorbing structure of a power amplifier for communication according to claim 2, wherein: mounting panel (2) one side is provided with first protection frame (24), mounting panel (2) opposite side is provided with second protection frame (25), fixed connection semicircle dish (27) are gone up in first protection frame (24), offer on second protection frame (25) and be used for holding arc wall (28) of semicircle dish (27), be provided with on semicircle dish (27) and hang ball (29), all be provided with dwang (26) on first protection frame (24), the second protection frame (25), dwang (26) are passed mounting panel (2) and with mounting panel (2) rotate to be connected, be provided with on mounting panel (2) and be used for the drive dwang (26) pivoted drive assembly (4).
6. The vibration damping structure of a power amplifier for communication according to claim 5, wherein: drive assembly (4) are located including the cover worm wheel (41), rotation on dwang (26) install in be used for in mounting panel (2) with worm (42), the fixed cover of worm wheel (41) meshing are located rotating gear (43) on worm (42) and wear to locate rack (44) of the interior bottom surface of constant head tank (21), rack (44) with rotating gear (43) intermeshing, seted up on the interior bottom surface of constant head tank (21) be used for with rack (44) sliding fit's holding tank (23), fixedly connected with fourth spring (441) is gone up in rack (44), fourth spring (441) with the interior bottom surface fixed connection of holding tank (23).
7. The vibration damping structure of a power amplifier for communication according to claim 5, wherein: the improved structure of the wire rope is characterized in that a mounting groove (271) is formed in the semicircular disc (27), a steel wire (273) is arranged on the semicircular disc (27), one end of the steel wire (273) is fixedly connected with the upper surface of the mounting groove (271), the other end of the steel wire (273) penetrates through the mounting groove (271) and is fixedly connected with the hanging ball (29), an adjusting component (5) is arranged on the semicircular disc (27), the adjusting component (5) comprises a lantern ring (51) sleeved on the steel wire (273), a driving rod (52) fixedly connected onto the lantern ring (51) and a reset piece (53) arranged in the semicircular disc (27) and used for resetting the driving rod (52), a guide groove (272) matched with the lantern ring (51) in a sliding mode is formed in the inner side wall of the mounting groove (271), and the end portion, far away from the lantern ring (51), of the driving rod (52) penetrates through the semicircular disc (27) and is connected with the inner side wall of the arc-shaped groove (28) And (4) abutting.
8. The vibration damping structure of a power amplifier for communication according to claim 5, wherein: the second protective frame (25) is provided with a propping block (251) used for being propped against the amplifier body (3), and the second protective frame (25) is provided with a control component (6) for controlling the position of the abutting block (251), the control assembly (6) comprises a screw rod (61) rotatably mounted on the first protective frame (24), a connecting block (62) sleeved on the screw rod (61), and a fifth spring (63) fixedly connected to the connecting block (62), wherein the end part of the fifth spring (63) far away from the connecting block (62) is fixedly connected with a propping block (251), a hand wheel (64) is arranged on the end part of the screw rod (61) extending out of the first protective frame (24), fixedly connected with guide bar (65) on first protective frame (24), guide bar (65) penetrate in connecting block (62) and with connecting block (62) sliding fit.
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| CN114718983B (en) | 2023-05-16 |
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Address after: 100070 Floor 2, Building 2-5, No. 3, Haiying Road, Fengtai District, Beijing Patentee after: BEIJING AOFENGYUAN TECHNOLOGY CO.,LTD. Address before: 100071 2nd floor, building 2-5, No.3 Haiying Road, Fengtai District, Beijing Patentee before: Beijing aofengyuan Technology Co.,Ltd. |