CN116699207B - Signal generator - Google Patents
Signal generator Download PDFInfo
- Publication number
- CN116699207B CN116699207B CN202310987895.1A CN202310987895A CN116699207B CN 116699207 B CN116699207 B CN 116699207B CN 202310987895 A CN202310987895 A CN 202310987895A CN 116699207 B CN116699207 B CN 116699207B
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- Prior art keywords
- signal generator
- positioning
- sleeve
- wire body
- torsion
- Prior art date
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Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 238000013016 damping Methods 0.000 claims description 12
- 239000003381 stabilizer Substances 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 238000013519 translation Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000035939 shock Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/28—Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform
-
- 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
-
- 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
- F16M11/20—Undercarriages with or without wheels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/0082—Monitoring; Testing using service channels; using auxiliary channels
- H04B17/0085—Monitoring; Testing using service channels; using auxiliary channels using test signal generators
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The invention discloses a signal generator, which comprises a signal generator, wherein a shell is arranged on the signal generator, four supporting legs are arranged at the bottom of the shell, a rotating shaft is arranged at the bottom of each supporting leg, a roller is arranged at the bottom of each rotating shaft, the signal generator further comprises a stable bottom bracket positioned below the shell, sleeve supports in one-to-one correspondence with the four supporting legs are arranged on the stable bottom bracket, each sleeve support comprises a wire body close to the top and a torsion support close to the bottom, each torsion support is used for tensioning the wire body, and annular grooves in line contact with the wire body are formed in the peripheral wall of each roller. According to the invention, the roller wheels are arranged at the bottoms of the supporting legs, so that the translation is convenient and quick, the annular grooves are arranged at the peripheries of the roller wheels, the stable bottom brackets are arranged, the sleeve supports corresponding to the roller wheels one by one are arranged on the stable bottom brackets, the two-way tensioning wire bodies for supporting the roller wheels are arranged at the tops of the sleeve supports, the stable bottom brackets can effectively block the transmission of vibration, and the signal generator has the advantage of stronger anti-interference capability.
Description
Technical Field
The invention relates to the technical field of signal generators, in particular to a signal generator.
Background
A signal generator is a device that can provide electrical signals of various frequencies, waveforms, and output levels. The device is used as a signal source or excitation source for testing when measuring amplitude characteristics, frequency characteristics, transmission characteristics and other electrical parameters of various telecommunication systems or telecommunication equipment and measuring characteristics and parameters of components. Signal generators, also known as signal sources or oscillators, have a wide range of applications in the field of production practice and technology. The various waveform curves can be represented by trigonometric function equations. Circuits capable of generating a variety of waveforms, such as triangular, saw tooth, rectangular (including square), sine, are known as function signal generators.
The signal generator is easy to be affected by the operation vibration of the equipment when the equipment is tested, so that the stability, the continuity and the accuracy of the output signal of the signal generator are affected, and the signal generator with heavy weight is taken as an example, and the signal generator has the following defects when in use: 1. in order to solve the problem that the vibration of equipment affects the test precision of the signal generator, the conventional signal generator is generally provided with a damping rubber pad directly at the bottom of the signal generator, but the damping rubber pad cannot eliminate vibration, and the signal generator is inconvenient to transfer position; 2. the vibration of the equipment has squareness, and the signal generator is easy to generate translation phenomenon due to vibration when the existing structure for installing the damping rubber cushion is used for damping; 3. the existing signal generators do not have the damping capacity adjusting function, namely the signal generators with different weights all use damping rubber pads with single specification, so that the anti-seismic protection effects received by the signal generators with different weights are different.
Accordingly, the present invention provides a signal generator.
Disclosure of Invention
The invention aims at: in order to solve the problems mentioned in the background art, a signal generator is proposed.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a signal generator, includes signal generator, is provided with the shell on this signal generator, the bottom of shell is provided with four stabilizer blades, the bottom of stabilizer blade is provided with the pivot, and the bottom of this pivot is provided with the gyro wheel, still including the steady collet that is located the shell below, be provided with on the steady collet with four stabilizer blades one-to-one's trepanning, the trepanning is including the line body that is close to the top and be close to the torsion of bottom and prop, and this torsion props and is used for tensioning the line body, the ring channel with line body line contact has been seted up to the peripheral wall of gyro wheel, and when the line body was extruded by the gyro wheel, this line body was V type form.
As a further description of the above technical solution:
the sleeve support comprises positioning sleeves, the connecting lines of adjacent positioning sleeves enclose a square, and the positioning sleeves are rotationally connected with the stable collet when the damping is adopted.
As a further description of the above technical solution:
the stable collet is fixedly provided with a connecting sleeve sleeved outside the positioning sleeve, and a rubber sleeve is nested in the connecting sleeve.
As a further description of the above technical solution:
the locating sleeve is characterized in that a locating disc close to the bottom is fixedly arranged in the locating sleeve, the bottom of the locating disc is fixedly connected with a hanging shaft, the torsion support comprises a locating rod and a torsion spring, a rotary hole in rotary connection with the hanging shaft is formed in the middle of the locating rod, the torsion spring is sleeved on the hanging shaft, and one side of the locating rod is fixedly connected with baffle shafts at two ends.
As a further description of the above technical solution:
the top and the bottom of the positioning sleeve are respectively provided with a wheel groove, a reversing sheave I in line contact with the wire body is arranged in the wheel grooves, and a reversing sheave II is sleeved on the baffle shaft.
As a further description of the above technical solution:
the torsion support further comprises an adjusting disc and a bolt, the adjusting disc is sleeved on the suspension shaft and is rotationally arranged, one side of the adjusting disc is connected with one end of the positioning disc, the other side of the positioning disc is connected with one end of the torsion spring, one side of the positioning disc is provided with a threaded hole, and limiting holes uniformly distributed in the circumferential direction are formed in the disc surface of the adjusting disc.
As a further description of the above technical solution:
the bottom fixedly connected with extension board of pivot, the shaft of both ends fixedly connected with and extension board rotation connection of gyro wheel.
As a further description of the above technical solution:
and a damping sleeve is sleeved on the peripheral wall of the roller.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. according to the invention, the roller wheels are arranged at the bottoms of the supporting legs, so that the translation is convenient and quick, the annular grooves are arranged at the peripheries of the roller wheels, the stable bottom brackets are arranged, the sleeve supports corresponding to the roller wheels one by one are arranged on the stable bottom brackets, the wire bodies for supporting the roller wheels are arranged at the tops of the sleeve supports, the torsion supports for tensioning the wire bodies are arranged on the sleeve supports, the wire bodies are stressed bidirectionally by the torsion supports, and the stable bottom brackets can effectively block the transmission of vibration due to the arrangement, so that the signal generator has the advantage of stronger anti-interference capability.
2. According to the invention, the positioning sleeve on the sleeve support and the stable collet are provided with the structure of sinking rotation connection, so that the position of the vertical plane where the wire head in the positioning sleeve is positioned can be conveniently adjusted, the function of adjusting the anti-seismic direction according to the vibration state is realized, that is, the device has the advantage of adjusting the anti-seismic direction.
3. According to the invention, the torsion support is provided with the adjusting disc and the bolt for adjusting the torsion of the torsion spring, so that the V-shaped angle of the tensioned wire body can be conveniently adjusted, the stability of the tensioned wire body after supporting the signal generator can be adjusted, and the wire body is suitable for supporting signal generators with different weights.
Drawings
FIG. 1 is a schematic diagram of a signal generator according to the present invention;
fig. 2 is a schematic structural diagram of a sleeve support of a signal generator according to the present invention;
FIG. 3 is a schematic diagram of a torsion brace of a signal generator according to the present invention;
FIG. 4 is a schematic diagram showing the connection of a positioning sleeve and a stabilization shoe of a signal generator according to the present invention;
fig. 5 is a schematic diagram of a line distribution of a signal generator according to the present invention.
Legend description:
1. a housing; 11. a support leg; 2. stabilizing the bottom support; 21. connecting sleeves; 211. a rubber sleeve; 3. a roller; 31. an annular groove; 32. a wheel axle; 6. sleeve support; 61. a wire body; 62. a torsion support; 621. a positioning rod; 6211. a blocking shaft; 62111. a reversing grooved wheel II; 622. a torsion spring; 623. an adjusting plate; 6231. a limiting hole; 624. a bolt; 63. positioning the sleeve; 631. a positioning plate; 6311. a suspension shaft; 632. wheel grooves; 6321. a reversing grooved wheel I; 7. a damping sleeve; 8. a rotating shaft; 81. and (5) supporting plates.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-5, a signal generator includes a signal generator, a housing 1 is disposed on the signal generator, instruments and meters for generating various frequency, waveform and output level electric signals are disposed in the housing 1, the signal generator belongs to precision instruments, and there are large and heavy signal generators on the market, and the signal generator integrates various test instruments, so that the problems of poor shock resistance and mobility exist.
The bottom of this signal generator's shell 1 is provided with four stabilizer blades 11, and the bottom of stabilizer blade 11 is provided with pivot 8, and this pivot 8's bottom is provided with gyro wheel 3, and when this signal generator outage translation, through the direct translation of gyro wheel 3, the mobility of the direct translation of signal generator improves. The concrete implementation structure is that a support plate 81 is fixedly connected to the bottom of a rotating shaft 8, two ends of a roller 3 are fixedly connected with a wheel shaft 32 which is rotationally connected with the support plate 81, a damping sleeve 7 is sleeved on the peripheral wall of the roller 3, and the damping sleeve 7 is high in rolling stability of the roller 3.
The signal generator further comprises a stabilizing shoe 2 positioned below the housing 1, the stabilizing shoe 2 being capable of eliminating the influence of external vibrations on the signal generator. The stable bottom support 2 is provided with the jacking 6 corresponding to the four supporting feet 11 one by one, one jacking 6 supports one supporting foot 11, the jacking 6 comprises a wire body 61 close to the top and a torsion supporting 62 close to the bottom, and the torsion supporting 62 has the function of elastic torsion force and has the function of bidirectionally tensioning the wire body 61.
The annular groove 31 in line contact with the wire body 61 is formed in the peripheral wall of the roller 3, when the wire body 61 is extruded by the roller 3, the wire body 61 is in a V shape, the roller 3 is supported by the wire body 61, the whole signal generator can be effectively eliminated by the wire body 61 in the supporting mode, the problem of vibration-resistant time-frequency swing of the signal generator can be effectively eliminated when the wire body 61 is extruded into the V shape, in other words, when the external vibration is transmitted to the stable collet 2, the stable collet 2 vibrates, the signal generator is in a static state at the moment, and in addition, in the process of manually operating an operation key or a knob on the front surface of the shell 1, the wire body 61 in the V shape can effectively avoid the problem of vibration of the whole signal generator.
Specifically, the sleeve support 6 includes a positioning sleeve 63, the connecting lines of adjacent positioning sleeves 63 enclose a square, the positioning sleeve 63 and the stable collet 2 are rotationally connected when being damped, and the specific connecting structure is that a connecting sleeve 21 sleeved outside the positioning sleeve 63 is fixedly arranged on the stable collet 2, and a rubber sleeve 211 is nested in the connecting sleeve 21. When the positioning sleeve 63 is manually driven to rotate, the vertical plane where the wire body 61 (V-shaped) is positioned is adjusted to rotate, and when the vertical planes where the opposite wire bodies 61 are positioned are overlapped, the shock resistance and the stability of the signal generator are best.
Wherein, the positioning sleeve 63 is fixedly provided with a positioning disk 631 near the bottom, the bottom of the positioning disk 631 is fixedly connected with a suspension shaft 6311, the torsion support 62 comprises a positioning rod 621 and a torsion spring 622, the middle part of the positioning rod 621 is provided with a rotation hole rotationally connected with the suspension shaft 6311, the torsion spring 622 is sleeved on the suspension shaft 6311, the torsion spring 622 is used for driving the positioning rod 621 to twist, one side of the positioning rod 621 is fixedly connected with a blocking shaft 6211 at two ends, the blocking shaft 6211 is used for winding a wiring body 61, and the wiring body 61 is tensioned when the positioning rod 621 twists. The top and bottom of the further positioning sleeve 63 are provided with wheel grooves 632, a first reversing sheave 6321 in line contact with the wire body 61 is arranged in the wheel grooves 632, a second reversing sheave 62111 is sleeved on the baffle shaft 6211, the second reversing sheave 62111 is in winding connection with the wire body 61, and the tensioning mode can eliminate friction force of the movement of the wire body 61.
Example 2
Referring to fig. 3, the difference from embodiment 1 is that the torsion support 62 further includes an adjusting disc 623 and a bolt 624, the adjusting disc 623 is sleeved on the suspension shaft 6311 and is rotatably disposed, one side of the adjusting disc 623 is attached to the positioning disc 631, the other side is connected to one end of the torsion spring 622, the torsion force of the torsion spring 622 is adjusted by the adjusting disc 623, a threaded hole is provided on one side of the positioning disc 631, a circumferentially uniformly distributed limiting hole 6231 is provided on the disc surface of the adjusting disc 623, the bolt 624 fixes the position of the adjusting disc 623 through the limiting hole 6231 and the threaded hole, the torsion spring 622 can be twisted by switching different limiting holes 6231, and then the V-shaped included angle of the wire body 61 can be adjusted. And further has a function of adjusting an optimal shock-resistant state according to the weight of the signal generator.
Working principle: the use time division is divided into two states of rapid translation and fixed point earthquake resistance:
1. when translating fast, get rid of stable collet 2, place gyro wheel 3 on the walking face, then push away, the shock attenuation cover 7 on the gyro wheel 3 and ground contact improve the stability of walking, and the mobility of walking is high moreover.
2. When the fixed-point anti-vibration device is used, the rollers 3 at the bottoms of the supporting feet 11 are placed on the wire bodies 61, the wire bodies 61 pass through the annular grooves 31, the wire bodies 61 are subjected to load reduction to form V shapes, the positioning rod 621 is twisted, torsion of the torsion spring 622 is increased, at the moment, the four rollers 3 are lifted by the four wire bodies 61 in the V shapes one by one, the bottoms of the positioning sleeves 63 are contacted with the placing surface, vibration generated when external equipment operates is transmitted to the positioning sleeves 63, and due to the lifting effect of the V-shaped wire bodies 61, the whole shell 1 is in a static state, so that the anti-vibration device can effectively resist vibration, improve the precision of signal output, and further improve the precision of testing.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a signal generator, includes signal generator, is provided with shell (1) on this signal generator, the bottom of shell (1) is provided with four stabilizer blades (11), a serial communication port, the bottom of stabilizer blade (11) is provided with pivot (8), and the bottom of this pivot (8) is provided with gyro wheel (3), still includes stable collet (2) that are located shell (1) below, be provided with on the stable collet (2) with four stabilizer blades (11) one-to-one's cover struts (6), cover struts (6) include wire body (61) and torsion struts (62) near the bottom near the top, this torsion struts (62) are used for tensioning wire body (61), annular groove (31) with wire body (61) line contact are seted up to the periphery wall of gyro wheel (3), and when wire body (61) were pressed by gyro wheel (3), this wire body (61) are V type form, cover struts (6) including positioning sleeve (63), positioning sleeve (63) internal fixation is provided with positioning disk (631) near the bottom, positioning disk (631) and torsion spring (631) are connected with rotation shaft (6311) and positioning disk (63622) rotation connection hole 6311), the torsion spring (622) is sleeved on the suspension shaft (6311), one side of the positioning rod (621) is fixedly connected with a blocking shaft (6211) located at two ends, the top and the bottom of the positioning sleeve (63) are provided with wheel grooves (632), the wheel grooves (632) are internally provided with reversing grooved wheels (6321) in line contact with the wire body (61), the blocking shaft (6211) is sleeved with reversing grooved wheels (62111), the torsion support (62) further comprises an adjusting disc (623) and a bolt (624), the adjusting disc (623) is sleeved on the suspension shaft (6311) and is rotatably arranged, one side of the adjusting disc (623) is attached to the positioning disc (631) and the other side of the adjusting disc is connected with one end of the torsion spring (622), one side of the positioning disc (631) is provided with threaded holes, and limiting holes (6231) uniformly distributed in the circumferential direction are formed in the disc surface of the adjusting disc (623).
2. A signal generator according to claim 1, characterized in that the connection lines of adjacent positioning bushings (63) enclose a square, the positioning bushings (63) and the stabilizing shoe (2) being rotationally connected when damped.
3. A signal generator according to claim 2, characterized in that the stable base (2) is fixedly provided with a connecting sleeve (21) sleeved outside the positioning sleeve (63), and a rubber sleeve (211) is nested in the connecting sleeve (21).
4. A signal generator according to claim 1, wherein the bottom of the rotating shaft (8) is fixedly connected with a support plate (81), and two ends of the roller (3) are fixedly connected with a wheel shaft (32) rotatably connected with the support plate (81).
5. A signal generator according to claim 4, characterized in that the outer peripheral wall of the roller (3) is provided with a damping sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310987895.1A CN116699207B (en) | 2023-08-08 | 2023-08-08 | Signal generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310987895.1A CN116699207B (en) | 2023-08-08 | 2023-08-08 | Signal generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116699207A CN116699207A (en) | 2023-09-05 |
| CN116699207B true CN116699207B (en) | 2023-10-24 |
Family
ID=87841946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310987895.1A Active CN116699207B (en) | 2023-08-08 | 2023-08-08 | Signal generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116699207B (en) |
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| Publication number | Publication date |
|---|---|
| CN116699207A (en) | 2023-09-05 |
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