CN210327514U - Radio frequency signal power amplifier - Google Patents
Radio frequency signal power amplifier Download PDFInfo
- Publication number
- CN210327514U CN210327514U CN201921327469.0U CN201921327469U CN210327514U CN 210327514 U CN210327514 U CN 210327514U CN 201921327469 U CN201921327469 U CN 201921327469U CN 210327514 U CN210327514 U CN 210327514U
- Authority
- CN
- China
- Prior art keywords
- power amplifier
- fixedly connected
- fixing base
- frequency signal
- signal power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Amplifiers (AREA)
Abstract
The utility model relates to a power amplifier technical field just discloses a radio frequency signal power amplifier, including the power amplifier body, the lower extreme fixedly connected with fixing base of power amplifier body, the fixing base is close to the inside of upside and has seted up the cavity, the center department of relative one side inner wall rotates through ball bearing and is connected with same screw rod about the cavity, the pole wall threaded connection of screw rod has the lifter plate, a plurality of air ducts have evenly been seted up to the bottom of fixing base, the fixed intercommunication of lower extreme that the fixing base corresponds the air duct has the sucking disc, a plurality of push-and-pull rods that correspond with the air duct of the even fixedly connected with of lower extreme of lifter plate, the lower extreme fixedly connected with and the piston of air duct sealing connection of push-and-pull rod. The utility model discloses make placing of power amplifier firm, avoided the power amplifier body to receive the collision easily and shift the problem that drops the damage.
Description
Technical Field
The utility model relates to a power amplifier technical field especially relates to a radio frequency signal power amplifier.
Background
Radio frequency signal power amplifiers are an important component of various wireless transmitters. In the front stage circuit of the transmitter, the radio frequency signal power generated by the modulation oscillation circuit is very small, and the radio frequency signal needs to pass through a series of amplifying-buffer stage, intermediate amplifying stage and final power amplifying stage, and can be fed to the antenna to be radiated after enough radio frequency power is obtained.
The radio frequency signal power amplifier is also very extensive in the physics experiment, and present radio frequency signal power amplifier generally only keeps flat on smooth workstation, and then when the user touched radio frequency signal power amplifier by accident, radio frequency signal power amplifier's locating position will change, probably drops subaerial when serious, and then can cause radio frequency signal power amplifier's damage, the not convenient to people's use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art radio frequency signal power amplifier and generally only keeping flat on glossy workstation, and then when the user met radio frequency signal power amplifier unintentionally, radio frequency signal power amplifier's locating place will change, probably drops subaerial when serious, and then can cause radio frequency signal power amplifier's damage, the problem of the use of people of not being convenient for, and the radio frequency signal power amplifier who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a radio frequency signal power amplifier comprises a power amplifier body, wherein the lower end of the power amplifier body is fixedly connected with a fixed seat, a cavity is formed in the fixed seat close to the upper side, the center of the inner wall of the cavity, which is opposite to the upper side and the lower side, is rotatably connected with a same screw rod through a ball bearing, the rod wall of the screw rod is in threaded connection with a lifting plate, a plurality of air ducts are uniformly formed in the bottom of the fixed seat, the lower end of the fixed seat, which corresponds to the air ducts, is fixedly communicated with a sucker, the lower end of the lifting plate is uniformly and fixedly connected with a plurality of push-pull rods, which correspond to the air ducts, the lower end of each push-pull rod is fixedly connected with a piston, which is in sealed connection with the air ducts, the upper rod wall of the screw rod is fixedly sleeved with a driven helical gear, the inner wall of the top of the, one end of the rotating rod extends out of the fixed seat and is fixedly connected with an L-shaped handle, and the L-shaped handle is clamped with the fixed seat through a limiting mechanism.
Preferably, a plurality of guide rods are fixedly connected between the inner walls of the upper side and the lower side of the cavity, and guide holes which are correspondingly sleeved with the guide rods are formed in the surface of the lifting plate.
Preferably, the limiting mechanism comprises a limiting insertion rod, a sleeve hole which is movably sleeved outside the limiting insertion rod is formed in the vertical portion of the L-shaped handle, a limiting slot which is correspondingly inserted into the limiting insertion rod is formed in the side wall of the fixing base, one end of the limiting insertion rod, far away from the fixing base, of the fixing base is fixedly connected with a pull plate, and a reset spring which is sleeved outside the limiting insertion rod is fixedly connected between the pull plate and the side wall of one opposite side of the L-shaped handle.
Preferably, the outer wall of the pulling plate is fixedly wrapped with a layer of anti-skid and wear-resistant rubber pad.
Preferably, the surface of the lifting plate is provided with a screw hole in matched connection with the screw rod.
Compared with the prior art, the utility model provides a radio frequency signal power amplifier possesses following beneficial effect:
1. the radio frequency signal power amplifier is provided with a fixed seat, when the power amplifier body needs to be stably placed, the power amplifier body is adsorbed on the table board by using the sucker, the L-shaped handle is rotated, thereby driving the rotating rod to rotate and further driving the driving bevel gear to rotate, driving the screw rod to rotate by utilizing the meshing action of the driving bevel gear and the driven bevel gear, and driving the lifting plate to lift the piston by the push-pull rod through the threaded connection action of the screw rod and the lifting plate, thereby pulling the gas in the sucker upwards to ensure that the sucker can be firmly adsorbed on the table-board, improving the placing stability of the power amplifier body, when the power amplifier body needs to be taken down, the piston moves downwards by reversely rotating the L-shaped handle, so that gas can be returned, the power amplifier body can be quickly disassembled and assembled, and the problem that the power amplifier body is easy to collide, displace, drop and damage is avoided.
2. This radio frequency signal power amplifier through the stop gear who is equipped with, after the power amplifier body is placed in spacing for spacing inserted bar aims at spacing slot, and reset spring draws back the arm-tie, and then makes spacing inserted bar insert can realize spacing the firm of L shape handle in the spacing slot, and then can make the sucking disc remain stable throughout and adsorb, improved structural stability.
And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make placing of power amplifier firm, avoided the power amplifier body to receive the problem that the collision aversion dropped the damage easily.
Drawings
Fig. 1 is a schematic structural diagram of a radio frequency signal power amplifier according to the present invention;
fig. 2 is a schematic structural diagram of a portion a of a radio frequency signal power amplifier according to the present invention.
In the figure: 1 power amplifier body, 2 fixing seats, 3 cavities, 4 screw rods, 5 lifting plates, 6 air ducts, 7 suckers, 8 push-pull rods, 9 pistons, 10 driven bevel gears, 11 rotating rods, 12 driving bevel gears, 13L-shaped handles, 14 limiting mechanisms, 141 limiting insertion rods, 142 limiting insertion slots, 143 pull plates, 144 return springs and 15 guide rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a radio frequency signal power amplifier comprises a power amplifier body 1, a fixed seat 2 is fixedly connected to the lower end of the power amplifier body 1, a cavity 3 is formed in the fixed seat 2 near the upper side, the center of the inner wall of the cavity 3 at the upper and lower opposite sides is rotatably connected with a same screw rod 4 through ball bearings, a lifting plate 5 is in threaded connection with the rod wall of the screw rod 4, a plurality of air ducts 6 are uniformly formed at the bottom of the fixed seat 2, a suction cup 7 is fixedly communicated with the lower end of the fixed seat 2 corresponding to the air ducts 6, a plurality of push-pull rods 8 corresponding to the air ducts 6 are uniformly and fixedly connected with the lower end of the lifting plate 5, a piston 9 in sealing connection with the air ducts 6 is fixedly connected with the lower end of the push-pull rod 8, a driven helical gear 10 is fixedly sleeved on the upper rod wall of the screw rod, one end of the rotating rod 11 is fixedly connected with a driving helical gear 12 meshed with the driven helical gear 10, one end of the rotating rod 11 extends out of the fixed seat 2 and is fixedly connected with an L-shaped handle 13, and the L-shaped handle 13 is clamped with the fixed seat 2 through a limiting mechanism 14.
Still a plurality of guide bars 15 of fixedly connected with between the relative one side inner wall about cavity 3, the guiding hole that corresponds the cup joint with guide bar 15 is seted up on the surface of lifter plate 5.
The limiting mechanism 14 comprises a limiting insertion rod 141, a vertical portion of the L-shaped handle 13 is provided with a sleeve hole movably sleeved outside the limiting insertion rod 141, a side wall of the fixing base 2 is provided with a limiting slot 142 correspondingly inserted with the limiting insertion rod 141, one end of the limiting insertion rod 141 far away from the fixing base 2 is fixedly connected with a pulling plate 143, and a reset spring 144 sleeved outside the limiting insertion rod 141 is fixedly connected between the pulling plate 143 and the side wall of one opposite side of the L-shaped handle 13.
The outer wall of the pulling plate 143 is fixedly wrapped with a layer of anti-skid and wear-resistant rubber pad.
The surface of the lifting plate 5 is provided with a screw hole which is connected with the screw rod 4 in a matching way.
In the utility model, when in use, when the power amplifier body 1 needs to be stably placed, the power amplifier body 1 is adsorbed on the table top by the sucker 7 through the fixed seat 2, the L-shaped handle 13 is rotated to further drive the rotating rod 11 to rotate, the driving bevel gear 12 is further driven to rotate, the screw rod 4 is driven to rotate by the meshing action of the driving bevel gear 12 and the driven bevel gear 10, the lifting plate 6 pulls the piston to ascend through the push-pull rod 9 through the threaded connection action of the screw rod 4 and the lifting plate 5, and further the gas in the sucker 8 is pulled upwards to ensure that the sucker 8 can be stably adsorbed on the table top, the placing stability of the power amplifier body 2 is improved, when the power amplifier body 2 needs to be taken down, the piston 9 can move down to return the gas by reversely rotating the L-shaped handle 13, and the quick assembly and disassembly of the power amplifier body 1 can be realized, avoided power amplifier body 1 to receive the problem that the collision aversion dropped the damage easily, through the stop gear 14 that is equipped with, after the power amplifier body 1 was placed in spacing for spacing inserted bar 141 aligns spacing slot 142, and reset spring 144 pulls back arm-tie 143, and then makes spacing inserted bar 141 insert can realize the firm spacing to L shape handle 13 in the spacing slot 142, and then can make sucking disc 7 remain stable absorption throughout, improved structural stability.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A radio-frequency signal power amplifier comprises a power amplifier body (1) and is characterized in that the lower end of the power amplifier body (1) is fixedly connected with a fixed seat (2), a cavity (3) is formed in the fixed seat (2) close to the upper side, the center of the inner wall of one side, opposite to the upper side and the lower side, of the cavity (3) is rotatably connected with a same screw rod (4) through a ball bearing, the rod wall of the screw rod (4) is in threaded connection with a lifting plate (5), a plurality of air ducts (6) are uniformly formed in the bottom of the fixed seat (2), suckers (7) are fixedly communicated with the lower end of the fixed seat (2) corresponding to the air ducts (6), a plurality of push-pull rods (8) corresponding to the air ducts (6) are uniformly and fixedly connected with the lower end of the lifting plate (5), and pistons (9) in sealing connection with the air ducts (6), the utility model discloses a screw rod, including cavity (3), fixing base (2), driven helical gear (10), the top inner wall of screw rod (4) is fixed to be cup jointed driven helical gear (10), the top inner wall of cavity (3) rotates through a plurality of ball bearing and has cup jointed same bull stick (11), the one end fixedly connected with of bull stick (11) and driven helical gear (10) meshing initiative helical gear (12), the one end of bull stick (11) is stretched out fixing base (2) outer and fixedly connected with L shape handle (13), through stop gear (14) joint between L shape handle (13) and fixing base (2).
2. The radio-frequency signal power amplifier according to claim 1, wherein a plurality of guide rods (15) are fixedly connected between the inner walls of the upper and lower opposite sides of the cavity (3), and guide holes correspondingly sleeved with the guide rods (15) are formed in the surface of the lifting plate (5).
3. The radio-frequency signal power amplifier according to claim 1, wherein the limiting mechanism (14) includes a limiting insertion rod (141), a vertical portion of the L-shaped handle (13) is provided with a sleeve hole movably sleeved outside the limiting insertion rod (141), a side wall of the fixing base (2) is provided with a limiting insertion slot (142) correspondingly inserted with the limiting insertion rod (141), one end of the limiting insertion rod (141) far away from the fixing base (2) is fixedly connected with a pulling plate (143), and a reset spring (144) sleeved outside the limiting insertion rod (141) is fixedly connected between the pulling plate (143) and a side wall of the L-shaped handle (13) on the opposite side.
4. A radio-frequency signal power amplifier according to claim 3, characterized in that the outer wall of the pulling plate (143) is fixedly covered with a layer of anti-skid and wear-resistant rubber pad.
5. The power amplifier of claim 1, wherein the surface of the lifting plate (5) is provided with a screw hole for matching connection with the screw rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921327469.0U CN210327514U (en) | 2019-08-16 | 2019-08-16 | Radio frequency signal power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921327469.0U CN210327514U (en) | 2019-08-16 | 2019-08-16 | Radio frequency signal power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210327514U true CN210327514U (en) | 2020-04-14 |
Family
ID=70130043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921327469.0U Expired - Fee Related CN210327514U (en) | 2019-08-16 | 2019-08-16 | Radio frequency signal power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210327514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865827A (en) * | 2021-01-15 | 2021-05-28 | 深圳市楷盟无线通信有限公司 | Interphone with anti-falling and magnetic field shielding functions |
-
2019
- 2019-08-16 CN CN201921327469.0U patent/CN210327514U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865827A (en) * | 2021-01-15 | 2021-05-28 | 深圳市楷盟无线通信有限公司 | Interphone with anti-falling and magnetic field shielding functions |
| CN112865827B (en) * | 2021-01-15 | 2021-11-30 | 深圳市楷盟无线通信有限公司 | Interphone with anti-falling and magnetic field shielding functions |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210327514U (en) | Radio frequency signal power amplifier | |
| CN202514787U (en) | Draw-bar box with slope-adjustable draw bar | |
| KR101285979B1 (en) | A Vacuum Holding Device Unit for Carrying a Panel and A Vacuum Holding Device Using Thereof | |
| CN210819239U (en) | Fixing device is used in plastic drum processing | |
| CN111843559B (en) | Positioning tool for radially drilling inner gear ring | |
| CN109008748B (en) | Fixed toilet paper box and using method thereof | |
| CN213831209U (en) | Preschool education is with fine arts teaching drawing board | |
| CN211918237U (en) | Doll handicraft | |
| CN210616292U (en) | Sucking disc subassembly is used in electronic plate processing | |
| CN211582216U (en) | Electric intelligent lifting storage device | |
| CN112484099A (en) | Integrated portable outdoor tourism auxiliary device | |
| CN210069404U (en) | Medical electronic hand sterilizer | |
| CN114278051A (en) | Ceramic tile laminating auxiliary assembly | |
| CN112455968B (en) | Anti-dumping garbage can | |
| CN210942929U (en) | Fresh-keeping transport case for papaw fruits | |
| CN203906520U (en) | Novel suction cup | |
| CN220602374U (en) | Portable normal pressure tank car size measurement equipment | |
| CN118003370B (en) | Mechanical arm for intelligent ammeter production | |
| CN212522951U (en) | Table tennis depth adjustment and collection device | |
| CN211001503U (en) | Electric nursing transfer cart for disinfection supply center | |
| CN214387512U (en) | Yin super probe inspection fixing device | |
| CN212505997U (en) | Portable remote control road tire breaker | |
| CN217190655U (en) | A rubber coating equipment for case and bag processing | |
| CN217329304U (en) | Domestic conditioning type physiotherapy instrument | |
| CN220950773U (en) | Handheld panel transfer equipment and transfer assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200618 Address after: 115 Yunhe North Road, Hanjiang District, Yangzhou City, Jiangsu Province 225100 Patentee after: YANGZHOU TIANRUN SENSING TECHNOLOGY Co.,Ltd. Address before: No.1, guananzhuang group, Jiudian village, huaisi Town, Hanjiang District, Yangzhou City, Jiangsu Province Patentee before: YANGZHOU HUACE PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20200816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |