CN114718983B - Damping structure of communication power amplifier - Google Patents
Damping structure of communication power amplifier Download PDFInfo
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- CN114718983B CN114718983B CN202210340750.8A CN202210340750A CN114718983B CN 114718983 B CN114718983 B CN 114718983B CN 202210340750 A CN202210340750 A CN 202210340750A CN 114718983 B CN114718983 B CN 114718983B
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- 238000013016 damping Methods 0.000 title description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000035939 shock Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 description 15
- 230000002349 favourable effect Effects 0.000 description 8
- 238000005381 potential energy Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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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 shock-absorbing structure of communication power amplifier belongs to the field of wireless communication power amplifier, its include the bottom plate, set up in mounting panel on the bottom plate and install in amplifier body on the mounting panel, follow self length direction on the bottom plate and slide and be provided with the forked tail piece, offered on the bottom plate and be used for sliding complex forked tail groove with the forked tail piece, it has the connecting rod to articulate on the forked tail piece, the connecting rod keep away from the tip of forked tail piece with the bottom of mounting panel articulates, adjacent the connecting rod alternately sets up, just fixedly connected with first spring on the forked tail piece, first spring keep away from the tip of forked tail piece with the inside wall fixed connection of forked tail groove. 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 the voltage of an input signal, and is composed of a valve or a transistor, and other electric elements. Amplifiers are used in various devices such as communications and radar, and are important elements for processing signals.
In the related art, chinese patent publication No. CN207083063U discloses a power amplifier, which comprises a shell, wherein the upper end of the shell is provided with a binding post and an audio access port, the audio access port and the binding post are respectively provided with a cover cap, the front side surface and the rear side surface of the shell are respectively provided with radiating fins, the shell comprises a bottom plate, the front side and the rear side of the bottom plate are respectively provided with an extension part, the left side surface of the shell is formed by transparent materials, an inserting plate groove is arranged in the shell, and an arc-shaped surface is arranged among the front side surface, the rear side surface and the upper end surface of the shell; two sides of the PCB are respectively provided with a mounting plate; the mounting plate is provided with a first mounting hole, the front side surface and the rear side surface are provided with second mounting holes, and the first mounting holes are connected with the second mounting holes through screws.
With respect to the above-mentioned related art, the inventor believes that an operator can mount the power amplifier on the device through the mounting plate, and when the device itself vibrates due to the influence of 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 the amplifier body, the application provides a damping structure of a communication power amplifier.
The damping structure of the communication power amplifier adopts the following technical scheme:
the utility model provides a shock-absorbing structure of communication power amplifier, includes the bottom plate, set up in mounting panel on the bottom plate and install in amplifier body on the mounting panel, slide along self length direction on the bottom plate and be provided with the forked tail piece, offer on the bottom plate be used for with forked tail piece sliding complex forked tail groove, it has the connecting rod to articulate on the forked tail piece, the connecting rod keep away from the tip of forked tail piece with the bottom of mounting panel articulates, adjacent the connecting rod alternately sets up, just fixedly connected with first spring on the forked tail piece, first spring keep away from the tip of forked tail piece with the inside wall fixed connection of forked tail groove.
Through adopting above-mentioned technical scheme, when the amplifier body shakes because external environment's influence produces vibrations, the amplifier body shakes and makes the mounting panel produce vibrations, and the mounting panel shakes from top to bottom and drives the connecting rod and remove, and the connecting rod removes and drives the forked tail piece and remove to the potential energy that first spring shakes the mounting panel and produces turns into the elastic potential energy of first spring, and then reduces the vibration amplitude 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, set up on the mounting panel be used for with locating lever grafting complex constant head tank, encircle on the outer peripheral face of locating lever and be provided with a plurality of spacing, fixedly connected with a plurality of second springs on the spacing, the second spring is kept away from the tip of spacing with locating lever fixed connection, set up on the inside wall of constant head tank be used for with spacing slip complex spacing.
Through adopting above-mentioned technical scheme, the cooperation of locating lever and constant head tank makes things convenient for operating personnel to reserve the amplifier body, and when spacing was located the spacing inslot, the second spring was in compressed state, and spacing butt spacing inslot's inside wall under the elasticity effect of second spring, spacing was favorable to preventing that the amplifier body from breaking away from the mounting panel with spacing groove cooperation, and when the amplifier body slides in the horizontal direction, the setting of second spring was favorable to absorbing the potential energy that the amplifier body rocked the production, and then further reduced the influence of vibrations to the amplifier body.
Preferably, the movable column is arranged in the positioning rod in a penetrating way, the fixed disc is fixedly connected to the movable column, a mounting cavity for sliding fit with the fixed disc is formed in the positioning rod, a plurality of inserting rods are arranged on the outer side wall of the positioning rod in a sliding way, one ends of the inserting rods are fixedly connected with limiting strips, clamping blocks are fixedly connected to the other ends of the inserting rods, and clamping grooves for clamping the clamping blocks are formed in the bottom of the fixed disc.
Through adopting above-mentioned technical scheme, operating personnel removes spacing earlier, spacing removes and makes peg graft pole and fixture block remove, and the second spring is in compression state this moment, then, operating personnel moves the fixed disk downwards for fixed disk and fixture block joint, the position that is favorable to restricting the fixture block of being provided with of fixed disk, when operating personnel inserts the locating lever in the constant head tank, the interior bottom surface butt of movable column and constant head tank, when the locating lever continues the downwardly moving, movable column drives the fixed disk and rises, thereby it is fixed to the fixture block to relieve the fixed disk, spacing gets into the spacing inslot under the effect of second spring, the setting of fixed disk and fixture block makes things convenient for operating personnel to insert spacing in the spacing inslot.
Preferably, the fixed ring is fixedly sleeved on the movable column, a third spring is fixedly connected to the fixed ring, one end of the third spring is fixedly connected with the inner bottom surface of the mounting cavity, and the other end of the third spring is fixedly connected with the fixed ring.
Through adopting above-mentioned technical scheme, operating personnel promotes the movable column earlier, and the movable column removes and makes the solid fixed ring remove, and the third spring is in tensile state this moment, and when operating personnel made the fixture block be close to each other, operating personnel loosen the movable column, and the solid fixed ring drives movable column and fixed disk removal under the elasticity effect of third spring to make fixed disk and fixture block joint, gu fixed ring and the setting of third spring are favorable to resetting the fixed disk, thereby make things convenient for the joint of fixed disk and fixture block.
Preferably, a first protection frame is arranged on one side of the mounting plate, a second protection frame is arranged on the other side of the mounting plate, a semicircular disc is fixedly connected to the first protection frame, an arc-shaped groove for accommodating the semicircular disc is formed in the second protection frame, a hanging ball is arranged on the semicircular disc, rotating rods are arranged on the first protection frame and the second protection frame, the rotating rods penetrate through the mounting plate and are connected with the mounting plate in a rotating mode, and a driving assembly for driving the rotating rods to rotate is arranged on the mounting plate.
Through adopting above-mentioned technical scheme, operating personnel utilizes drive assembly to make the dwang rotate, the dwang rotates and makes first protection frame and second protection frame rotate, when the semicircle of first protection frame rotates to the arc wall of second protection frame, first protection frame and second protection frame shelter from the amplifier body, the setting of first protection frame and second protection frame is favorable to protecting the amplifier body, prevent that the dust from falling into amplifier body top, the setting of lifting ball is favorable to reducing the amplitude that the amplifier body rocked, further reduce the influence of vibrations to the amplifier body.
Preferably, the driving assembly comprises a worm wheel sleeved on the rotating rod, a worm rotatably installed in the mounting plate and used for being meshed with the worm wheel, a rotating gear fixedly sleeved on the worm and a rack penetrating through the inner bottom surface of the positioning groove, the rack is meshed with the rotating gear, an accommodating groove used for being in sliding fit with the rack is formed in the inner bottom surface of the positioning groove, and a fourth spring is fixedly connected to the rack and fixedly connected with the inner bottom surface of the accommodating groove.
Through adopting above-mentioned technical scheme, when operating personnel inserts the locating lever in the constant head tank, remove the post and support tight rack, remove the post and promote the rack and move downwards, and the fourth spring is in compressed state this moment, and the rack removes and makes the rotation gear rotate, and the rotation 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 protection frame and second protection frame rotate.
Preferably, the mounting groove has been seted up on the semicircle board, be provided with the steel wire line on the semicircle board, steel wire line one end with the last fixed surface of mounting groove is connected, the steel wire line other end pass the mounting groove and with lifting ball fixed connection, be provided with adjusting part on the semicircle board, adjusting part including the cover locate lantern ring on the steel wire line, fixed connection in actuating lever on the lantern ring and set up in be used for restoring to the throne piece of actuating lever in the semicircle board, set up on the inside wall of mounting groove be used for with lantern ring slip complex guide way, the actuating lever is kept away from the tip of lantern ring wear out the semicircle board and with the inside wall looks butt of arc groove.
By adopting the technical scheme, when the semicircular disc of the first protective frame is close to the arc-shaped groove of the second protective frame, the driving rod is in butt joint with the inner side wall of the arc-shaped groove, when the first protective frame and the second protective frame continue to rotate, the inner side wall of the arc-shaped groove enables the driving rod to move, 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 to the steel wire and the hanging ball is relieved; when the first protective frame is far away from the second protective frame, an operator pulls the steel wire first, the driving rod pulls the lantern ring under the action of the reset piece, and the sleeve and the inner side wall of the guide groove are matched to lock the position of the steel wire, so that the operator can conveniently control the position of the hanging ball.
Preferably, the second protection frame is provided with a tight block for abutting against the amplifier body, and the second protection frame is provided with a control component for controlling the position of the tight block, the control component comprises a screw rod rotatably installed on the first protection frame, a connecting block sleeved on the screw rod, a fifth spring fixedly connected with the connecting block, the fifth spring is far away from the tight block is fixedly connected with the end part of the connecting block, the screw rod extends out of the end part of the first protection frame and is provided with a hand wheel, the first protection frame is fixedly connected with a guide rod, and the guide rod penetrates into the connecting block and is in sliding fit with the connecting block.
Through adopting above-mentioned technical scheme, when first protection frame and second protection frame all rotate to amplifier body top, operating personnel rotates 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 fifth spring and support tight piece remove, supports tight piece and remove to with the butt of amplifier body to restrict the position of amplifier body, prevent 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 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, 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, vibration amplitude of the mounting plate and the amplifier body is reduced, and influence of vibration on the amplifier body is finally reduced;
2. the limit strips are matched with the limit grooves, so that the amplifier body is prevented from being separated from the mounting plate, and when the amplifier body slides in the horizontal direction, the second springs are arranged, so that potential energy generated by shaking of the amplifier body is absorbed, and the influence of vibration on the amplifier body is further reduced;
3. the first protection frame and the second protection frame are arranged to be favorable for protecting the amplifier body, dust is prevented from falling into the upper part of the amplifier body, the suspension ball is arranged to be favorable for reducing the amplitude of the oscillation of the amplifier body, and the influence of the oscillation on the amplifier body is further reduced.
Drawings
Fig. 1 is a schematic structural view of a shock absorbing structure of a communication amplifier according to an embodiment of the present application.
Fig. 2 is a schematic structural view 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 of the embodiment of the present application.
Fig. 4 is an enlarged schematic view at a in fig. 3.
Fig. 5 is a schematic structural view of a control assembly according to an embodiment of the present application.
Fig. 6 is a schematic structural view of an adjustment assembly according to an embodiment of the present application.
Reference numerals illustrate:
1. a bottom plate; 11. dovetail blocks; 12. a dovetail groove; 13. a connecting rod; 14. a first spring; 15. a sixth spring; 2. a mounting plate; 21. a positioning groove; 22. a limit groove; 23. a receiving groove; 24. a first protective frame; 25. a second protective frame; 251. a tightening block; 26. a rotating lever; 27. a half-disc; 271. a mounting groove; 272. a guide groove; 273. a steel wire; 28. an arc-shaped groove; 29. hanging balls; 3. an amplifier body; 31. a positioning rod; 311. a mounting cavity; 312. a moving column; 313. a fixed plate; 314. a clamping groove; 32. a limit bar; 33. a second spring; 34. inserting a connecting rod; 341. a clamping block; 35. a fixing ring; 36. a third spring; 4. a drive assembly; 41. a worm wheel; 42. a worm; 43. rotating the gear; 44. a rack; 441. a fourth spring; 5. an adjustment assembly; 51. a collar; 52. a driving rod; 53. a reset member; 531. a positioning plate; 532. a seventh spring; 6. a control assembly; 61. a screw rod; 62. a connecting block; 63. a fifth spring; 64. a hand wheel; 65. a guide rod.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses a damping structure of a communication power amplifier. Referring to fig. 1, the vibration damping structure of the communication amplifier 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 to be mounted with an amplifier body 3, dovetail grooves 12 are formed in the upper surface of the base plate 1, two dovetail grooves 12 are formed in the upper surface of the base plate, and two dovetail grooves 12 are arranged at intervals. The upper surface of the base plate 1 is provided with dovetail blocks 11, the dovetail blocks 11 are in sliding fit with the inner side walls of the dovetail grooves 12, and two dovetail blocks 11 in a single dovetail groove 12 are arranged. 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 two connecting rods 13 positioned in the same dovetail groove 12 are arranged in a crossing manner.
Referring to fig. 1 and 2, a first spring 14 is disposed on the dovetail block 11, the first spring 14 is disposed on a side surface of the dovetail block 11 located in the same dovetail groove 12 and 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 an 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 are in one-to-one correspondence with four corners of the amplifier body 3. Four positioning grooves 21 are formed in the mounting plate 2, the positioning grooves 21 are in one-to-one correspondence with the positioning rods 31, the cross section of each positioning groove 21 is circular, and the positioning rods 31 are in sliding fit with the inner side walls of the positioning grooves 21.
Referring to fig. 2 and 4, four stopper bars 32 are provided on the outer circumferential surface of the single positioning rod 31, and the four stopper bars 32 are uniformly arranged around the axis of the positioning rod 31. A second spring 33 is arranged between the limit bar 32 and the positioning rod 31, one end of the second spring 33 is fixedly connected with the limit bar 32, and the other end of the second spring 33 is fixedly connected with the positioning rod 31. The second springs 33 on the single positioning rod 31 are provided with four, and the four second springs 33 are arranged at intervals along the length direction of the positioning rod 31. Four limit grooves 22 are formed in the inner side wall of the locating groove 21, the limit grooves 22 are in one-to-one correspondence with the limit strips 32, and the limit strips 32 are in sliding fit with the inner side wall of the limit groove 22.
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. The outer peripheral wall of the positioning rod 31 is provided with four inserting rods 34 in a penetrating way, the inserting rods 34 are in one-to-one correspondence with the limiting strips 32, and the inserting rods 34 are in sliding fit with the positioning rod 31. The end part of the plugging rod 34 extending out of the positioning rod 31 is fixedly connected with the limiting strip 32, the end part of the plugging rod 34 extending into the mounting cavity 311 is fixedly connected with a clamping block 341, and the clamping block 341 and the plugging rod 34 are integrally formed. The bottom of the positioning rod 31 is penetrated with a moving column 312, the moving column 312 is in sliding fit 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 moving column 312 extending into the moving column 312 is fixedly connected with a fixed disk 313, the bottom of the fixed disk 313 is provided with a clamping groove 314 for clamping with the clamping block 341, and the fixed disk 313 is in sliding fit with the inner side wall of the mounting cavity 311. The movable column 312 is fixedly sleeved with a fixed ring 35, the movable column 312 is sleeved with a third spring 36, one end of the third spring 36 is fixedly connected with the fixed ring 35, and the other end of the third spring 36 is fixedly connected with the inner bottom surface of the mounting cavity 311.
Referring to fig. 4 and 5, a first protection frame 24 is provided on one side of the mounting plate 2, a second protection frame 25 is provided on the other side of the mounting plate 2, a rotation rod 26 is fixedly installed on each of the first protection frame 24 and the second protection frame 25, the rotation rod 26 is inserted into the mounting plate 2, and the rotation rod 26 is rotatably connected with the mounting plate 2. The inside of the mounting plate 2 is provided with a driving component 4 for driving the rotating rods 26 to rotate, the driving component 4 comprises a worm wheel 41, a worm 42, a rotating gear 43 and a rack 44, the worm wheel 41 is fixedly sleeved at the end part of each rotating rod 26, and two worm wheels 41 of each rotating rod 26 are arranged. The worm 42 is worn to locate in the mounting panel 2, and worm 42 and mounting panel 2 rotate to be connected, and worm 42 is provided with four, and worm 42 and worm wheel 41 one-to-one correspond, and worm 42 and worm wheel 41 intermesh. The rotating gear 43 is sleeved at the end part 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 inner bottom surface of the positioning groove 21 is provided with the accommodating groove 23, the cross section of the accommodating groove 23 is rectangular, the rack 44 is slidably engaged with the inner side wall of the positioning groove 21, and the rack 44 is engaged with the rotation gear 43. The bottom of the rack 44 is fixedly connected with a fourth spring 441, and the end of the fourth spring 441 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 the upper side of 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 is abutted with the top of the rack 44. When the amplifier body 3 continues to move downwards, on the one hand, the rack 44 makes the moving column 312 move upwards, the moving column 312 drives the fixed disc 313 to move upwards, the fixed disc 313 moves to make the clamping block 341 separate from the fixed disc 313, the elastic force of the limiting strip 32 on the second spring 33 acts into the limiting groove 22, the limiting strip 32 and the arrangement of the second spring 33 are beneficial to limiting the amplifier body 3 to separate from the mounting plate 2, and the arrangement of the second spring 33 is beneficial to absorbing potential energy generated by shaking of the amplifier body 3 on a 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 on the amplifier body 3.
Referring to fig. 1 and 6, a semicircular disc 27 is fixedly connected to a side surface, close to the second protective frame 25, of the first protective frame 24, the semicircular disc 27 is integrally formed with the first protective frame 24, and an arc-shaped groove 28 for accommodating the semicircular disc 27 is formed in a side surface, close to the semicircular disc 27, of the second protective frame 25. The semicircular disk 27 is provided with a mounting groove 271, and the cross section of the mounting groove 271 is circular. The semi-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 semi-disc 27, the other end of the steel wire 273 penetrates into the mounting groove 271, and the end, far away from the semi-disc 27, of the steel wire 273 is provided with a hanging ball 29.
Referring to fig. 1 and 6, an adjusting component 5 is disposed on a semicircular disc 27, the adjusting component 5 includes a collar 51, a driving rod 52 and a resetting piece 53, the collar 51 is sleeved on a steel wire 273, the inner side wall of the collar 51 is slidably matched with the steel wire 273, the driving rod 52 is horizontally disposed, one end of the driving rod 52 is fixedly connected with the collar 51, the other end of the driving rod 52 is arranged on the inner side wall of an installation groove 271 in a penetrating manner, and the end of the driving ring, far from the collar 51, penetrates out of the semicircular disc 27 and is abutted 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 with the driving rod 52, and a guiding groove 272 for sliding fit with the positioning plate 531 is formed on the 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 collar 51 is in sliding fit with the inner top surface of the guide groove 272.
Referring to fig. 1 and 6, when the first protective frame 24 and the second protective frame 25 are not close to each other, the operator pulls the steel wire 273 outwards, the steel wire 273 makes the hanging ball 29 move to abut against the inner side wall of the first protective frame 24, the seventh spring 532 drives the positioning plate 531, the driving rod 52 and the collar 51 to move, and the cooperation of the collar 51 and the guide groove 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 are close to 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, and therefore limitation of the steel wire 273 is relieved, and the hanging ball 29 descends under the action of self gravity. When mounting panel 2 takes place to rock, mounting panel 2 drives first protection frame 24 and second protection frame 25 and inclines towards one side, and the lifting ball 29 keeps away from the slope side this moment, on the one hand can the pullback first protection frame 24, reduces the range of rocking, on the other hand, and the holistic focus position of device can be changed to the position of lifting ball 29, prevents the device skew.
Referring to fig. 1 and 5, two abutting blocks 251 are provided on the second protection frame 25, the two abutting blocks 251 are provided at intervals, and the bottom surface of the abutting block 251 can abut against the upper surface of the amplifier body 3. The second protection frame 25 is provided with a control component 6 for controlling the position of the abutting block 251, the control component 6 is provided with two, and the control components 6 are in one-to-one correspondence with the abutting block 251. The control assembly 6 comprises a screw rod 61, a connecting block 62 and a fifth spring 63, the screw rod 61 is arranged on the second protection frame 25 in a penetrating mode, the rotating rod 26 is connected with the second protection frame 25 in a rotating mode, and a hand wheel 64 is fixedly connected to the end portion, 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 connecting block 62 is provided with a guide rod 65 in a penetrating way, the guide rod 65 is matched with the connecting block 62 in a sliding way, the length direction of the guide rod 65 is consistent with the length direction of the rotating rod 26, and the end part of the guide rod 65, which is far away from the amplifier body 3, is fixedly connected with the second protection frame 25.
Referring to fig. 1 and 5, a fifth spring 63 is sleeved on the rotating rod 26, one end of the fifth spring 63 is fixedly connected with the bottom surface of the connecting block 62, and the other end of the fifth spring 63 is fixedly connected with the upper surface of the abutting block 251. When the first protection frame 24 and the second protection frame 25 are both rotated above 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, on one hand, the cooperation of the fifth spring 63 and the abutting block 251 is beneficial to absorbing potential energy generated by vibration of the amplifier body 3 in the vertical direction, and 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 further the first protection frame 24 and the second protection frame 25 are guaranteed not to rotate.
The implementation principle of the damping structure of the communication power amplifier in the embodiment of the application is as follows: the operator utilizes the cooperation of locating lever 31 and constant head tank 21 to swiftly install amplifier body 3, and when the amplifier body 3 was installed on mounting panel 2, first protection frame 24 and second protection frame 25 rotated to amplifier body 3 top, and at this moment, lifting ball 29 falls under the effect of adjusting part 5. When the amplifier body 3 vibrates due to the influence of external environment, the cooperation of the limit strips 32 and the limit grooves 22 is beneficial to absorbing the vibration of the amplifier body 3 in the horizontal direction, and 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 finally the influence of the vibration on the amplifier body 3 is reduced.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (5)
1. The utility model provides a shock-absorbing structure of communication power amplifier, 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: the novel dovetail device is characterized in that a dovetail block (11) is arranged on the bottom plate (1) in a sliding manner along the length direction of the bottom plate (1), a dovetail groove (12) which is used for being in sliding fit with the dovetail block (11) is formed in the bottom plate (1), a connecting rod (13) is hinged to the dovetail block (11), the end part, away from the dovetail block (11), of the connecting rod (13) is hinged to the bottom of the mounting plate (2), adjacent connecting rods (13) are arranged in a crossed manner, a first spring (14) is fixedly connected to the dovetail block (11), and the end part, away from the dovetail block (11), of the first spring (14) is fixedly connected with the inner side wall of the dovetail groove (12);
the amplifier comprises an amplifier body (3), and is characterized in that a positioning rod (31) is fixedly connected to the bottom of the amplifier body (3), a positioning groove (21) for being in plug-in fit with the positioning rod (31) is formed in the mounting plate (2), a plurality of limiting strips (32) are arranged on the outer circumferential surface of the positioning rod (31) in a surrounding mode, a plurality of second springs (33) are fixedly connected to the limiting strips (32), the end portion, away from the limiting strips (32), of each second spring (33) is fixedly connected with the positioning rod (31), and a limiting groove (22) for being in sliding fit with the limiting strips (32) is formed in the inner side wall of the positioning groove (21);
the novel anti-theft device is characterized in that 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 semicircular disc (27) is fixedly connected to the first protection frame (24), an arc-shaped groove (28) for accommodating the semicircular disc (27) is formed in the second protection frame (25), a hanging ball (29) is arranged on the semicircular disc (27), rotating rods (26) are arranged on the first protection frame (24) and the second protection frame (25), the rotating rods (26) penetrate through the mounting plate (2) and are connected with the mounting plate (2) in a rotating mode, and a driving assembly (4) for driving the rotating rods (26) to rotate is arranged on the mounting plate (2);
the utility model discloses a semicircular disc (27) including steel wire (273) is provided with mounting groove (271) on, be provided with steel wire (273) on semicircular disc (27), steel wire (273) one end with the upper surface fixed connection of mounting groove (271), steel wire (273) other end pass mounting groove (271) and with hanging ball (29) fixed connection, be provided with adjusting part (5) on semicircular disc (27), adjusting part (5) including the cover locate lantern ring (51) on steel wire (273), fixed connection in actuating lever (52) on lantern ring (51) and set up in be used for restoring to reset piece (53) of actuating lever (52) in semicircular disc (27), set up on the inside wall of mounting groove (271) be used for with lantern ring (51) slide complex guide way (272), actuating lever (52) are kept away from the tip of lantern ring (51) wear out semicircular disc (27) and with the inside wall looks butt of arc groove (28).
2. A shock absorbing structure of a communication amplifier according to claim 1, wherein: the utility model discloses a movable column (312) is worn to be equipped with in locating lever (31), fixedly connected with fixed disk (313) on movable column (312), set up in locating lever (31) be used for with fixed disk (313) slip complex installation cavity (311), slide on the lateral wall of locating lever (31) and wear to be equipped with a plurality of spliced pole (34), spliced pole (34) one end and spacing (32) fixed connection, spliced pole (34) other end fixedly connected with fixture block (341), draw-in groove (314) that are used for with fixture block (341) joint are seted up to the bottom of fixed disk (313).
3. A shock absorbing structure of a communication amplifier according to claim 2, wherein: the fixed sleeve is provided with a fixed ring (35) on the movable column (312), a third spring (36) is fixedly connected to the fixed ring (35), one end of the third spring (36) is fixedly connected with the inner bottom surface of the mounting cavity (311), and the other end of the third spring (36) is fixedly connected with the fixed ring (35).
4. A shock absorbing structure of a communication amplifier according to claim 1, wherein: the driving assembly (4) comprises a worm wheel (41) sleeved on the rotating rod (26), a worm (42) rotatably installed in the mounting plate (2) and used for being meshed with the worm wheel (41), a rotating gear (43) fixedly sleeved on the worm (42) and a rack (44) penetrating through the inner bottom surface of the positioning groove (21), the rack (44) is meshed with the rotating gear (43), an accommodating groove (23) for sliding fit with the rack (44) is formed in the inner bottom surface of the positioning groove (21), a fourth spring (441) is fixedly connected to the rack (44), and the fourth spring (441) is fixedly connected with the inner bottom surface of the accommodating groove (23).
5. A shock absorbing structure of a communication amplifier according to claim 1, wherein: be provided with on the second protection frame (25) be used for with support tight piece (251) of amplifier body (3) butt, just be provided with on the second protection frame (25) and be used for control support tight piece (251) control assembly (6) in position, control assembly (6) including rotate install in lead screw (61) on first protection frame (24), cover locate connecting block (62) on lead screw (61), fixed connection in fifth spring (63) on connecting block (62), the end fixedly connected with that fifth spring (63) kept away from connecting block (62) supports tight piece (251), lead screw (61) are extended be provided with hand wheel (64) on the end of second protection frame (25), fixedly connected with guide bar (65) on the second protection frame (25), guide bar (65) penetrate in connecting block (62) and with connecting block (62) slide the cooperation.
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| CN110809110B (en) * | 2019-11-19 | 2020-10-27 | 珠海大横琴科技发展有限公司 | Intelligent road surface information acquisition machine |
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| CN214424992U (en) * | 2020-11-19 | 2021-10-19 | 嘉兴全浦环保设备有限公司 | Energy-concerving and environment-protective online hydrogen air integrated machine |
| CN214064353U (en) * | 2020-12-22 | 2021-08-27 | 深圳市广华弘建筑工程有限公司 | Building slope warning device for building monitoring |
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| CN114718983A (en) | 2022-07-08 |
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