CN106713198B - Frequency modulation device and frequency modulation method for microwave frequency converter - Google Patents
Frequency modulation device and frequency modulation method for microwave frequency converter Download PDFInfo
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- CN106713198B CN106713198B CN201710033944.2A CN201710033944A CN106713198B CN 106713198 B CN106713198 B CN 106713198B CN 201710033944 A CN201710033944 A CN 201710033944A CN 106713198 B CN106713198 B CN 106713198B
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- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000012360 testing method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 3
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 2
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/12—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/16—Frequency regulation arrangements
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The invention relates to the technical field of microwave frequency converter production equipment, in particular to a microwave frequency converter frequency modulation device and a frequency modulation method thereof. The microwave frequency modulation device and the frequency modulation method thereof can accurately position and automatically fix the frequency modulation screw in the frequency modulation range required by the product, and can not be adjusted blindly when the instrument test adjustment is performed manually, thereby greatly reducing the labor cost and the damage and rejection rate of the product; moreover, the sinking position of the frequency modulation screw does not need to be paid attention to by manpower, and the fool-proof effect is good.
Description
Technical Field
The invention relates to the technical field of microwave frequency converter production equipment, in particular to a microwave frequency converter frequency modulation device and a frequency modulation method thereof.
Background
With the development of economy and digital communication technologies, a single digital Standard Definition Television (SDTV) cannot meet the requirements of the era, and digital High Definition Television (HDTV) and data service information (including service information such as exchange information, video on demand, distance education, stock market, telemedicine, remote shopping, data broadcasting and internet access) must replace the single Standard Definition Television (SDTV), which is a trend of development at present. The digital High Definition Television (HDTV) signal and data service information are coded, multiplexed, modulated and combined, then up-converted into microwave frequency and amplified by microwave digital television transmission transmitting equipment, finally transmitted out in a wireless mode through microwave transmitting antennas to cover the areas of individual mobile users and household fixed users, thus achieving the purpose of transmitting microwave digital signals. However, under the current situation, improvement of production efficiency is urgent, and there is a certain obstruction to improvement of production efficiency due to frequency modulation in the production process.
Disclosure of Invention
The invention aims to provide a frequency modulation device and a frequency modulation method of a microwave frequency converter, and aims to solve the technical problem of low frequency modulation efficiency of the microwave frequency converter in the production process in the prior art.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the utility model provides a microwave frequency converter frequency modulation device, includes frequency modulation spare, sleeve and fastener, the frequency modulation spare includes the frequency modulation screw tapered end, the preceding tip of frequency modulation screw tapered end is equipped with the lock face, the sleeve cup joint in outside the frequency modulation screw tapered end, just the sleeve is close to the tip of lock face is equipped with the sleeve face, the fastener with telescopic joint will sleeve locking connect in on the frequency modulation screw tapered end in order to make the sleeve face with form the frequency adjustment interval between the lock face.
Preferably, the side part of the frequency modulation screw lock head is provided with scale marks for indicating the length of the frequency adjustment interval.
Preferably, a fastening hole is formed in the side portion of the sleeve, the fastening piece penetrates through the fastening hole to be connected with the fastening hole in an adaptive mode, and the end portion of the fastening piece abuts against the side portion of the frequency modulation screw lock head.
Preferably, the frequency modulation piece further comprises a limiting table, and the limiting table is arranged at the rear end part of the frequency modulation screw lock head and used for limiting the sleeve from being separated from the rear end part of the frequency modulation screw lock head.
Preferably, the frequency modulation piece further comprises a hand grab handle, the hand grab handle is connected with the limiting table, and the limiting table is located between the hand grab handle and the frequency modulation screw lock head.
Preferably, the hand grab handle and the limiting platform are integrally formed with the frequency modulation screw lock head.
Preferably, the fastening hole is a threaded hole, and the fastener is a bolt, a screw or a screw.
Preferably, the cross section of the frequency modulation screw lock head is polygonal.
Preferably, the polygonal shape is a hexagonal shape or an octagonal shape.
The invention has the beneficial effects that: when the frequency modulation device of the microwave frequency converter is used, the frequency modulation screw lock head of the frequency modulation piece is sleeved into the frequency modulation screw, then the frequency modulation screw is locked into the compartment of the microwave frequency converter, when the frequency modulation screw is sunk into the compartment, the sleeve and the frequency modulation screw lock head sink along with the sinking of the frequency modulation screw until the sleeve surface coincides with the compartment spacing surface, at the moment, the sinking of the frequency modulation screw lock head and the frequency modulation screw is stopped, and the sunk position of the frequency modulation screw is the frequency position required in the specified frequency range, so that the frequency modulation screw can be accurately positioned and automatically fixed in the frequency modulation range required by a product, blind adjustment can not be performed when the instrument test adjustment is performed manually, the labor cost is greatly reduced, and the damage and rejection rate of the product are reduced; moreover, the sinking position of the frequency modulation screw does not need to be paid attention to by manpower, and the fool-proof effect is good.
The other technical scheme of the invention is as follows: a frequency modulation method of a microwave frequency converter comprises the following steps:
S1: providing a frequency modulation piece with a frequency modulation screw lock head;
S2: setting the front end part of the frequency modulation screw lock head as a lock head surface;
S3: providing a sleeve, and sleeving the sleeve outside the frequency modulation screw lock head;
s4: setting the end part of the sleeve, which is close to the lock head surface, as a sleeve surface;
S5: providing a fastener, wherein the fastener is connected with the sleeve and is used for locking and connecting the sleeve on the frequency modulation screw lock head so as to form a frequency adjustment interval between the sleeve surface and the lock head surface;
S6: and locking the frequency modulation screw into the compartment by taking the frequency adjustment interval as the adjustment frequency.
The frequency modulation method of the microwave frequency converter can accurately position and automatically fix the frequency modulation screw in the frequency modulation range required by the product, and the frequency modulation method can not be blindly adjusted when the instrument test adjustment is manually carried out, thereby greatly reducing the labor cost and the damage and rejection rate of the product; moreover, the sinking position of the frequency modulation screw does not need to be paid attention to by manpower, and the fool-proof effect is good.
Drawings
Fig. 1 is a schematic structural diagram of a frequency modulation device of a microwave frequency converter according to an embodiment of the present invention.
Fig. 2 is a schematic diagram illustrating the structure of a frequency modulation device of a microwave frequency converter according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a first use state of a frequency modulation device of a microwave frequency converter according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a second use state of the frequency modulation device of the microwave frequency converter according to the embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a third use state of a frequency modulation device of a microwave frequency converter according to an embodiment of the present invention.
The reference numerals include:
10-frequency modulation piece 11-frequency modulation screw lock head 12-limit table
13-Hand grip 20-sleeve 21-sleeve face
22-Fastening hole 30-fastening piece 40-frequency modulation screw
50-Compartment 51-compartment face 111-lock face.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to fig. 1 to 5 are exemplary and intended to illustrate the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1 to 5, the frequency modulation device of a microwave frequency converter provided in the embodiment of the invention is mainly used for frequency modulation in the production process of the microwave frequency converter, wherein the microwave frequency converter comprises a compartment 50, the compartment 50 is used for isolating signal interference of a microwave product, and a compartment surface 51 is arranged at the upper end of the compartment 50, so that the frequency modulation device of the microwave frequency converter of the embodiment retracts a frequency modulation screw 40 into the compartment 50 and adjusts the distance of the frequency modulation screw 40 sinking into the compartment 50, and the adjustment of the distance is the frequency value required in the specified frequency range. The frequency modulation device of the microwave frequency converter comprises a frequency modulation piece 10, a sleeve 20 and a fastening piece 30, wherein the frequency modulation piece 10 comprises a frequency modulation screw lock head 11, a lock head surface 111 is arranged at the front end part of the frequency modulation screw lock head 11, the sleeve 20 is sleeved outside the frequency modulation screw lock head 11, a sleeve surface 21 is arranged at the end part, close to the lock head surface 111, of the sleeve 20, the fastening piece 30 is connected with the sleeve 20 and is used for locking and connecting the sleeve 20 to the frequency modulation screw lock head 11 so that a frequency adjustment distance H is formed between the sleeve surface 21 and the lock head surface 111.
Specifically, when the microwave frequency modulation device of the embodiment of the invention is used, the frequency modulation screw lock head 11 of the frequency modulation member 10 is sleeved into the frequency modulation screw 40, then the frequency modulation screw 40 is locked into the compartment 50 of the microwave frequency converter, when the frequency modulation screw 40 is sunk into the compartment 50, the sleeve 20 and the frequency modulation screw lock head 11 sink along with the sinking of the frequency modulation screw 40 until the sleeve surface 21 coincides with the interval surface of the compartment 50, at this moment, the sinking of the frequency modulation screw lock head 11 and the frequency modulation screw 40 is stopped, and the sunk position of the frequency modulation screw 40 is the frequency position required in the specified frequency range, so that the frequency modulation range required by the frequency modulation screw 40 for fixing products can be accurately positioned and automatically regulated, blind regulation can not be performed when instrument test regulation is performed manually, the labor cost is greatly reduced, and the damage and rejection rate of the products are reduced; moreover, the problem that the ceramic oscillator on the PCBA is crushed and the PCBA board is scrapped because the sinking depth of the frequency modulation screw 40 is too deep is avoided because the sinking position of the frequency modulation screw 40 is not required to be paid attention to by manpower; the problems of overlong manual debugging, time waste and production efficiency reduction in the subsequent debugging process caused by the fact that the frequency modulation screw 40 is sunk too deeply are avoided.
In this embodiment, the side portion of the fm screw lock 11 is provided with graduation marks (not shown) for indicating the length of the frequency adjustment interval H. Specifically, when the sleeve 20 is sleeved outside the fm screw lock 11, the sleeve 20 can be moved to slide relative to the fm screw lock 11, the sleeve surface 21 of the sleeve 20 is correspondingly arranged on the scale marks, a proper value is selected, and then the sleeve 20 is locked and connected with the fm screw lock 11 through the fastener 30, so that a specific value for forming the frequency adjustment interval H between the sleeve surface 21 and the lock surface 111 is set.
In this embodiment, a fastening hole 22 is provided at a side portion of the sleeve 20, the fastening member 30 is inserted through the fastening hole 22 and is connected with the fastening hole 22 in an adaptive manner, and an end portion of the fastening member 30 abuts against a side portion of the fm screw lock 40. Specifically, the fastening hole 22 is arranged to be tightly matched with the fastening piece 30, and the fastening piece 30 can be positioned and installed quickly after the relative position between the sleeve 20 and the frequency modulation screw lock 11 is completed, and the fastening piece 30 is penetrated and locked through the fastening hole 22, so that the assembly is realized quickly and conveniently.
Further, in this embodiment, the fastening hole 22 is a threaded hole, and the fastener 30 is a bolt, a screw, or a screw. Through bolt, screw or screw and screw hole adaptation connection, convenient assembling, and through rotatory bolt, screw or screw, can make the tip of bolt, screw or screw support and press in the lateral part of frequency modulation screw tapered end 11, convenient and practical.
In this embodiment, the frequency modulation member 10 further includes a limiting table 12, where the limiting table 12 is disposed at a rear end portion of the frequency modulation screw lock 11 to limit the sleeve 20 from being pulled out from the rear end portion of the frequency modulation screw lock 11. Specifically, the rear end portion of the limiting table 12 disposed on the fm screw lock 11 forms a limiting structure for adjusting the sleeve 20 upward relative to the fm screw lock 11, so that the phenomenon of falling out from the rear end portion of the fm screw lock 11 when the front end portion of the fm screw lock 11 is sleeved is avoided, and the stability and reliability of assembly between the components are ensured.
In this embodiment, the frequency modulation member 10 further includes a hand grip 13, the hand grip 13 is connected to the limiting table 12, and the limiting table 12 is located between the hand grip 13 and the fm screw lock 11. Specifically, the setting of holding handle 13 makes things convenient for the staff to hold to conveniently exert effort in the frequency modulation screw tapered end 11 so that control frequency modulation screw tapered end 11 makes the frequency modulation screw 40 sink into in the compartment 50, this holds the external diameter of handle 13 and is greater than the external diameter of spacing platform 12 and frequency modulation screw tapered end 11 moreover, and the external diameter is great, can further promote the staff to its comfortable sense of holding.
In this embodiment, the hand grip 13 and the limiting table 12 are integrally formed with the fm screw lock 11. Specifically, the integrated design is favorable to carrying out mass production to frequency modulation piece 10, promotes production efficiency and reduces manufacturing cost, and the product uniformity who makes is good, and is of high quality.
In this embodiment, the cross section of the fm screw lock 11 is polygonal. Specifically, the fm screw lock 11 with polygonal cross section is adapted to the fm screw 40 with polygonal cross section, and the fm screw lock 11 with this structure is not easy to slide during rotation operation, ensuring stability of operation and longer service life. Preferably, the polygonal shape is a hexagonal shape or an octagonal shape.
The embodiment of the invention also provides a frequency modulation method of the microwave frequency converter, which comprises the following steps:
s1: providing a frequency modulation member 10 with a frequency modulation screw lock head 11;
s2: setting the front end part of the frequency modulation screw lock head 11 as a lock head surface 111;
s3: providing a sleeve 20, and sleeving the sleeve 20 outside the frequency modulation screw lock 11;
S4: setting the end of the sleeve 20 close to the lock head surface 111 as a sleeve surface 21;
S5: providing a fastener 30, wherein the fastener 30 is connected with the sleeve 20 and locks and connects the sleeve 20 to the fm screw lock 11 so as to form a frequency adjustment distance H between the sleeve surface 21 and the lock surface 111;
S6: the fm screw 40 is locked into the compartment 50 with the frequency adjustment pitch H as the adjustment frequency.
The frequency modulation method of the microwave frequency converter can accurately position and automatically fix the frequency modulation screw 40 in the frequency modulation range required by the product, and can not be adjusted blindly when the instrument test adjustment is performed manually, thereby greatly reducing the labor cost and the damage and rejection rate of the product; moreover, no manual effort is required to pay attention to the sinking position of the frequency modulation screw 40, and a good foolproof effect is achieved.
The frequency modulation method of the microwave frequency converter can be realized through the frequency modulation device of the microwave frequency converter.
In summary, the present invention has the advantages of simplified manual operation, increased productivity, reduced cost and reduced rejection rate, and can be used to improve the performance of the prior art, thereby being practical and being a product of great practical value.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but any modifications, equivalents, or improvements made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (8)
1. The frequency modulation device of the microwave frequency converter is characterized by comprising a frequency modulation piece, a sleeve and a fastener, wherein the frequency modulation piece comprises a frequency modulation screw lock head, the front end part of the frequency modulation screw lock head is provided with a lock head surface, the sleeve is sleeved outside the frequency modulation screw lock head, the end part of the sleeve, which is close to the lock head surface, is provided with a sleeve surface, and the fastener is connected with the sleeve and locks and connects the sleeve on the frequency modulation screw lock head so as to form a frequency adjustment interval between the sleeve surface and the lock head surface;
the side part of the frequency modulation screw lock head is provided with scale marks for indicating the length of the frequency adjustment interval;
the side part of the sleeve is provided with a fastening hole, the fastening piece penetrates through the fastening hole and is connected with the fastening hole in an adaptive mode, and the end part of the fastening piece is propped against the side part of the frequency modulation screw lock head.
2. The frequency modulation device of claim 1, wherein the frequency modulation member further comprises a stop table disposed at a rear end of the tuning screw lock for limiting the sleeve from being removed from the rear end of the tuning screw lock.
3. The frequency modulation device of claim 2, wherein the frequency modulation member further comprises a handle, the handle is connected to the limiting platform, and the limiting platform is located between the handle and the frequency modulation screw lock head.
4. A microwave transducer frequency modulation device according to claim 3 wherein the handle and the stop block are integrally formed with the frequency modulation screw lock head.
5. A microwave frequency modulation device according to claim 1 wherein the fastening holes are threaded holes and the fasteners are bolts, screws or screws.
6. A microwave frequency converter frequency modulation device according to any one of claims 1 to 5 wherein the cross section of the tuning screw lock is polygonal.
7. The frequency modulation device of a microwave inverter of claim 6, wherein the polygonal shape is a hexagonal shape or an octagonal shape.
8. The frequency modulation method of the microwave frequency converter is characterized by comprising the following steps of:
S1: providing a frequency modulation piece with a frequency modulation screw lock head;
S2: setting the front end part of the frequency modulation screw lock head as a lock head surface;
S3: providing a sleeve, and sleeving the sleeve outside the frequency modulation screw lock head;
s4: setting the end part of the sleeve, which is close to the lock head surface, as a sleeve surface;
S5: providing a fastener coupled to the sleeve and lockingly coupling the sleeve to the fm screw
The wire lock head is provided with a sleeve surface and a lock head surface, so that a frequency adjustment interval is formed between the sleeve surface and the lock head surface;
S6: and locking the frequency modulation screw into the compartment by taking the frequency adjustment interval as the adjustment frequency.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033944.2A CN106713198B (en) | 2017-01-18 | 2017-01-18 | Frequency modulation device and frequency modulation method for microwave frequency converter |
| PCT/CN2017/087758 WO2018133298A1 (en) | 2017-01-18 | 2017-06-09 | Frequency modulation device for microwave frequency converter and frequency modulation method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033944.2A CN106713198B (en) | 2017-01-18 | 2017-01-18 | Frequency modulation device and frequency modulation method for microwave frequency converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106713198A CN106713198A (en) | 2017-05-24 |
| CN106713198B true CN106713198B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710033944.2A Active CN106713198B (en) | 2017-01-18 | 2017-01-18 | Frequency modulation device and frequency modulation method for microwave frequency converter |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106713198B (en) |
| WO (1) | WO2018133298A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106713198B (en) * | 2017-01-18 | 2024-05-28 | 深圳市华讯方舟光电技术有限公司 | Frequency modulation device and frequency modulation method for microwave frequency converter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2182496Y (en) * | 1993-12-01 | 1994-11-09 | 全一电子股份有限公司 | Frequency adjustable single-frequency device |
| US6337611B1 (en) * | 1998-12-21 | 2002-01-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Sleeve in a radio frequency filter |
| CN203326068U (en) * | 2013-05-13 | 2013-12-04 | 深圳市威通科技有限公司 | Tuning sleeve assembly and coaxial cavity filter |
| CN205376695U (en) * | 2015-12-31 | 2016-07-06 | 东莞鸿爱斯通信科技有限公司 | Frequency modulation subassembly and cavity filter |
| CN206433019U (en) * | 2017-01-18 | 2017-08-22 | 华讯方舟科技（湖北）有限公司 | Microwave converter frequency modulation device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2871064B1 (en) * | 2004-06-08 | 2007-07-06 | Transderma Systems | ULTRASONIC WAVE TRANSDUCER FOR PERMEABILIZING SURFACE LAYERS OF EPIDERMA |
| CN103811836B (en) * | 2012-11-07 | 2019-03-01 | 深圳市大富科技股份有限公司 | A kind of cavity body filter and screw device |
| CN106713198B (en) * | 2017-01-18 | 2024-05-28 | 深圳市华讯方舟光电技术有限公司 | Frequency modulation device and frequency modulation method for microwave frequency converter |
-
2017
- 2017-01-18 CN CN201710033944.2A patent/CN106713198B/en active Active
- 2017-06-09 WO PCT/CN2017/087758 patent/WO2018133298A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2182496Y (en) * | 1993-12-01 | 1994-11-09 | 全一电子股份有限公司 | Frequency adjustable single-frequency device |
| US6337611B1 (en) * | 1998-12-21 | 2002-01-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Sleeve in a radio frequency filter |
| CN203326068U (en) * | 2013-05-13 | 2013-12-04 | 深圳市威通科技有限公司 | Tuning sleeve assembly and coaxial cavity filter |
| CN205376695U (en) * | 2015-12-31 | 2016-07-06 | 东莞鸿爱斯通信科技有限公司 | Frequency modulation subassembly and cavity filter |
| CN206433019U (en) * | 2017-01-18 | 2017-08-22 | 华讯方舟科技（湖北）有限公司 | Microwave converter frequency modulation device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018133298A1 (en) | 2018-07-26 |
| CN106713198A (en) | 2017-05-24 |
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