[go: up one dir, main page]

WO2018133298A1 - Dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence et procédé de modulation de fréquence associé - Google Patents

Dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence et procédé de modulation de fréquence associé Download PDF

Info

Publication number
WO2018133298A1
WO2018133298A1 PCT/CN2017/087758 CN2017087758W WO2018133298A1 WO 2018133298 A1 WO2018133298 A1 WO 2018133298A1 CN 2017087758 W CN2017087758 W CN 2017087758W WO 2018133298 A1 WO2018133298 A1 WO 2018133298A1
Authority
WO
WIPO (PCT)
Prior art keywords
frequency
sleeve
frequency modulation
screw lock
microwave
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.)
Ceased
Application number
PCT/CN2017/087758
Other languages
English (en)
Chinese (zh)
Inventor
陈进
刘俊杰
潘雄广
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHINA COMMUNICATION TECHNOLOGY (HUBEI) Co Ltd
China Communication Technology Co Ltd
Original Assignee
CHINA COMMUNICATION TECHNOLOGY (HUBEI) Co Ltd
China Communication Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHINA COMMUNICATION TECHNOLOGY (HUBEI) Co Ltd, China Communication Technology Co Ltd filed Critical CHINA COMMUNICATION TECHNOLOGY (HUBEI) Co Ltd
Publication of WO2018133298A1 publication Critical patent/WO2018133298A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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

Definitions

  • the present invention relates to the technical field of microwave frequency converter production equipment, and in particular to a microwave frequency converter frequency modulation apparatus and a frequency modulation method thereof.
  • SDTV digital standard definition television
  • HDTV digital high definition television
  • data service information including exchange of information, video on demand, Distance education, stock market, telemedicine, telemarketing, data broadcasting and Internet access services are inevitable to replace single SDTV, which is the current trend.
  • Digital High Definition Television (HDTV) signal and data service information is encoded, multiplexed, modulated, combined, and then upconverted to microwave frequency and power amplified by a microwave digital television transmission transmitting device, and finally through a microwave transmitting antenna.
  • Wireless transmission covering individual mobile users and home fixed user areas, to achieve the purpose of transmitting microwave digital signals, and microwave inverter is an important core part of microwave digital TV transmission and transmission equipment, its indicators will affect the entire transmission system. index.
  • the improvement of production efficiency is imminent, and there is a certain obstacle to the improvement of production efficiency in the production process.
  • An object of the present invention is to provide a microwave frequency converter frequency modulation apparatus and a frequency modulation method thereof, which aim to solve the technical problem of low frequency modulation efficiency of a prior art microwave frequency converter in a production process.
  • a microwave frequency converter frequency modulation device comprising a frequency modulation component, a sleeve and a fastener, the frequency modulation component comprising a frequency modulation screw lock head, the frequency modulation screw lock head a front end portion is provided with a lock surface, the sleeve is sleeved outside the frequency adjustment screw lock head, and a sleeve surface is disposed at an end of the sleeve near the lock surface, the fastener is A sleeve is coupled and the sleeve is lockingly coupled to the frequency adjustment screw lock to form a frequency adjustment spacing between the sleeve face and the lock face.
  • the side of the frequency modulation screw lock is provided with a scale line for indicating the length of the frequency adjustment interval.
  • the side of the sleeve is provided with a fastening hole, the fastener penetrates the fastening hole and is fitted with the fastening hole, and the end of the fastener Pressing against the side of the FM screw lock.
  • the frequency adjustment component further includes a limiting platform, and the limiting platform is disposed at a rear end portion of the frequency adjusting screw lock for limiting the sleeve from the rear of the frequency adjusting screw The end is prolapsed.
  • the frequency adjustment component further includes a handle, the handle is connected to the limit station, and the limit station is located between the handle and the frequency adjustment screw lock .
  • the handle and the limit table are integrally formed with the frequency adjustment screw lock.
  • the handle and the limit stop have a cylindrical structure.
  • the outer diameter of the handle is larger than the outer diameter of the limit table.
  • the outer surface of the handle is provided with an anti-slip pattern.
  • the handle is a rubber hand grip.
  • the outer surface of the handle is sleeved with a rubber sleeve.
  • the fastening hole is a threaded hole
  • the fastener is a bolt, a screw or a screw.
  • the frequency conversion screw lock has a polygonal cross section.
  • the polygonal shape is a hexagonal shape or an octagonal shape.
  • the microwave frequency converter frequency modulation device of the present invention uses the ⁇ , the FM screw lock of the frequency modulation component is sleeved into the frequency adjustment screw, and then the frequency adjustment screw is locked into the compartment of the microwave frequency converter, when the frequency adjustment screw After sinking into the compartment, the sleeve and the FM screw lock sink with the sinking of the FM screw, and until the sleeve surface coincides with the partition surface of the compartment, this ⁇ , FM screw lock and FM screw It will stop sinking, and the position where the FM screw sinks is the desired frequency position within the specified frequency range, so that it can accurately locate and automatically fix the FM screw to the frequency range required by the product.
  • a microwave frequency converter frequency modulation method comprising the following steps:
  • S1 providing a frequency modulation component with a frequency adjustment screw lock
  • S2 setting a front end portion of the frequency adjustment screw lock to a lock surface
  • S3 providing a sleeve, the sleeve is sleeved outside the frequency adjustment screw lock;
  • S5 providing a fastener, the fastener is coupled to the sleeve and the sleeve is tightly coupled to the frequency adjustment screw lock to make the sleeve face and the lock Forming a frequency adjustment interval between the head faces;
  • the microwave frequency converter frequency modulation method of the invention can accurately locate and automatically fix the frequency modulation screw within the frequency modulation range required by the product, and will not blindly adjust after manual instrument test adjustment, thereby greatly reducing the labor cost and It reduces the damage and scrap rate of the product; Moreover, it does not need to manually pay attention to the position where the FM screw sinks, which plays a good role in preventing the fool.
  • FIG. 1 is a schematic structural diagram of a frequency modulation device for a microwave frequency converter according to an embodiment of the present invention.
  • FIG. 2 is a schematic exploded view showing the structure of a frequency modulation device for 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 for 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 a frequency modulation device for a microwave frequency converter according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a third use state of a frequency modulation device for a microwave frequency converter according to an embodiment of the present invention.
  • the reference numerals include:
  • first and second 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.
  • features defining “first” and “second” may explicitly or implicitly include one or more of the features.
  • the meaning of “plurality” is two or more, unless specifically defined otherwise.
  • the terms “installation”, “connected”, “connected”, “fixed” and the like should be understood broadly, and may be, for example, a fixed connection or a Removable connection, or integrated; can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, which can be the internal connection of two elements or the interaction of two elements.
  • the meaning of the above terms in the present invention can be understood by those skilled in the art on a case-by-case basis.
  • a microwave frequency converter frequency modulation device is mainly used for frequency modulation in a microwave frequency converter production process, wherein the microwave frequency converter includes a compartment 50, a compartment.
  • the function of the 50 is to isolate the product signal interference of the microwave product, and the upper end portion of the compartment 50 is provided with the compartment surface 51.
  • the microwave frequency converter frequency modulation device of the embodiment reduces the frequency adjustment screw 40 into the compartment 50 and adjusts the frequency modulation.
  • the distance that the screw 40 sinks into the compartment 50 is the desired frequency value within the specified frequency range.
  • the frequency modulation device 10 includes a frequency modulation component 10, a sleeve 20 and a fastener 30, the frequency modulation component 10 includes a frequency adjustment screw lock head 11, and a front end portion of the frequency adjustment screw lock 11 is provided with a lock surface 111.
  • the sleeve 20 is sleeved on Outside the frequency-modulated screw lock 11 , a sleeve surface 21 is disposed at an end of the sleeve 20 adjacent to the lock surface 111 , and the fastener 30 is coupled to the sleeve 20 and the sleeve 20 is tightly coupled to the frequency adjustment screw lock 11 to form a frequency adjustment interval 11 between the sleeve surface 21 and the lock surface 111.
  • the microwave frequency converter frequency modulation device of the embodiment of the present invention uses the ⁇ , the frequency adjustment screw lock U of the frequency modulation component 10 is inserted into the frequency adjustment screw 40, and then the frequency adjustment screw 40 is locked into the compartment of the microwave frequency converter 50. Inside, when the frequency adjustment screw 40 sinks into the compartment 50, the sleeve 20 and the frequency adjustment screw lock 11 sink with the sinking of the frequency adjustment screw 40, and until the sleeve surface 21 is spaced from the compartment 50.
  • After manual instrument test adjustment it will not be blindly adjusted, which greatly reduces the labor cost and reduces the damage and scrap rate of the product. Moreover, there is no need to manually pay attention to the frequency modulation.
  • the screw 40 is sunk into the position, which plays a good role of preventing fools.
  • the side portion of the frequency adjustment screw lock 11 is provided with a scale line (not shown) for indicating the length of the frequency adjustment interval H.
  • the sleeve 20 can be moved to slide relative to the frequency adjusting screw lock 11, by aligning the sleeve surface 21 of the sleeve 20 with the scale line and The appropriate value is selected, and the sleeve 20 is lockedly connected to the frequency adjustment screw lock 11 by the fastener 30.
  • the specific setting of the frequency adjustment interval H between the sleeve surface 21 and the lock surface 111 is set. Value.
  • the side of the sleeve 20 is provided with a fastening hole 22, and the fastening hole 30 is inserted into the fastening hole 22 to be coupled with the fastening hole 22, and The end of the fastener 30 is pressed against the side of the FM screw lock 40.
  • the fastening hole 22 is disposed on the one hand to achieve a tight fit with the fastener 30, and on the other hand, to quickly position the mounting fastener 30, that is, when the sleeve 20 and the FM screw lock 11 are completed. After the relative position between the fasteners 30, the fastener 30 is threaded through the fastening hole 22 and locked, so that assembly is achieved, which is quick and convenient.
  • the fastening hole 22 is a threaded hole
  • the fastener 30 is a bolt or a screw. Or a screw. It is easy to assemble by bolts, screws or screws and threaded holes. By rotating the bolts, screws or screws, the ends of the bolts, screws or screws can be pressed against the side of the FM screw lock 11, which is convenient and practical. .
  • the frequency adjustment component 10 further includes a limiting platform 12, and the limiting platform 12 is disposed at a rear end portion of the frequency adjusting screw lock 11 for limiting the sleeve 20 from the The rear end portion of the frequency adjustment screw lock 11 is disengaged.
  • the setting of the limiting table 12 forms a limiting structure for adjusting the sleeve 20 upward with respect to the frequency adjusting screw lock 11 at the rear end portion of the frequency adjusting screw lock 11, so that the locking screw from the frequency adjusting screw does not appear.
  • the frequency adjustment component 10 further includes a handle 13 that is connected to the limiter 12, and the limiter 12 is located at the handle 13
  • the frequency modulation screw locks 11 are between.
  • the setting of the grip 13 is convenient for the worker to hold, thereby facilitating the application of a force to the FM screw lock 11 to control the FM screw lock 11 so that the FM screw 40 sinks into the compartment 50, and the grip 13 is held.
  • the outer diameter is larger than the outer diameter of the limiting table 12 and the frequency adjusting screw lock 11, and the outer diameter is large, which can further enhance the grip comfort of the worker.
  • the handle 13 and the limit table 12 are integrally formed with the frequency adjustment screw lock 11.
  • the integrally formed design facilitates mass production of the frequency modulation member 10, improves production efficiency and reduces production cost, and produces a product with good consistency and high quality.
  • the handle 13 and the limit table 12 have a cylindrical structure.
  • the handle 13 and the limit table 12 having a cylindrical structure are easy to process, for example, if the metal material is manufactured, it can be mass-produced by a lathe; if it is made of a plastic material, the mold cavity is a regular circle. Easy to design.
  • the outer diameter of the handle 13 is larger than the outer diameter of the limit table 12. Specifically, the handle
  • the handle 13 is used for the staff to grasp, so that the larger outer diameter of the handle 13 can be facilitated by the hands of the staff, thereby facilitating the frequency modulation operation.
  • the outer surface of the handle 13 is provided with an anti-slip pattern.
  • the design of the anti-slip pattern can prevent the external force of the palm of the worker from applying a slip to the grip 13 and further improve the reliability and stability of the grip 13 of the operator.
  • the handle 13 is a rubber hand grip.
  • the grip 13 made of a rubber material has a low hardness, and it is not easy to cause damage to the palm of the worker due to the reaction force of the grip 13, and the grip of the grip 13 is also better.
  • the outer surface of the handle 13 is sleeved with a rubber sleeve.
  • the function of the rubber sleeve is to enable the hand of the worker to hold the handle 13 ⁇ , and the palm is in contact with the rubber sleeve having a lower hardness, and it is not easy to cause damage to the palm of the worker due to the reaction force of the handle 13;
  • the grip of the grip 13 is also better.
  • the cross section of the frequency adjustment screw lock 11 has a polygonal shape.
  • the frequency-modulated screw lock head 11 of the polygonal cross-section is adapted to the frequency-adjusting screw 40 having a polygonal cross-section head.
  • the frequency-adjusting screw lock 11 of the structure is not easy to slide during the rotating operation, thereby ensuring the stability of the work and It lasts longer.
  • the polygonal shape is a hexagonal shape or an octagonal shape.
  • the embodiment of the invention further provides a frequency modulation method for a microwave frequency converter, comprising the following steps:
  • S1 providing a frequency modulation member 10 with a frequency adjustment screw lock 11;
  • S3 providing a sleeve 20, the sleeve 20 is sleeved outside the frequency adjustment screw lock 11;
  • S5 providing a fastener 30, the fastener 30 is coupled to the sleeve 20 and the sleeve 20 is tightly coupled to the frequency adjustment screw lock 11 to make the sleeve Forming a frequency adjustment interval H between the surface 21 and the lock surface 111;
  • S6 The frequency adjustment screw 40 is locked into the compartment 50 by adjusting the pitch H by the frequency as the adjustment frequency.
  • microwave frequency converter frequency modulation method of the embodiment of the invention can accurately locate and automatically adjust the frequency adjustment screw
  • the microwave frequency modulation method of the embodiment of the present invention can be implemented by the microwave frequency converter frequency modulation apparatus of the above embodiment.
  • the present invention has the advantages of simplifying the difficulty of manual work, improving productivity, reducing cost, and scrapping rate, so that it can improve the performance in the prior art without any performance in the prior art. Real Use sex to become a very practical product.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

L'invention concerne un dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence, ainsi qu'un procédé de modulation de fréquence associé. Le dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence comprend un élément de modulation de fréquence (10), un manchon (20) et un élément de fixation (30), l'élément de modulation de fréquence (10) comprenant un barillet de verrouillage à vis de modulation de fréquence (11), une face de barillet de verrouillage (111) étant disposée au niveau d'une partie d'extrémité avant du barillet de verrouillage à vis de modulation de fréquence (11) ; le manchon (20) est emmanché sur l'extérieur du barillet de verrouillage à vis de modulation de fréquence (11) ; une partie d'extrémité du manchon (20), proche de la face de barillet de verrouillage (111), est pourvue d'une face de manchon (21) ; et l'élément de fixation (30) est relié au manchon (20), le manchon (20) étant verrouillé fermement et étant relié au barillet de verrouillage à vis de modulation de fréquence (11), de telle sorte qu'un intervalle de réglage de fréquence est formé entre la face de manchon (21) et la face de barillet de verrouillage (111). Lors du fonctionnement, le dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence est capable de positionner précisément et de fixer automatiquement une vis de modulation de fréquence (40) dans une plage de modulation de fréquence requise par un produit, de façon à empêcher un réglage à l'aveugle pendant le processus de réalisation manuelle des ajustements de test d'instrument, ce qui réduit considérablement les coûts de main-d'œuvre, les dommages du produit et le taux de rejet, et ce qui permet en outre un effet d'imperméabilisation.
PCT/CN2017/087758 2017-01-18 2017-06-09 Dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence et procédé de modulation de fréquence associé Ceased WO2018133298A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710033944.2 2017-01-18
CN201710033944.2A CN106713198B (zh) 2017-01-18 2017-01-18 微波变频器调频装置及其调频方法

Publications (1)

Publication Number Publication Date
WO2018133298A1 true WO2018133298A1 (fr) 2018-07-26

Family

ID=58908489

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/087758 Ceased WO2018133298A1 (fr) 2017-01-18 2017-06-09 Dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence et procédé de modulation de fréquence associé

Country Status (2)

Country Link
CN (1) CN106713198B (fr)
WO (1) WO2018133298A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106713198B (zh) * 2017-01-18 2024-05-28 深圳市华讯方舟光电技术有限公司 微波变频器调频装置及其调频方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2182496Y (zh) * 1993-12-01 1994-11-09 全一电子股份有限公司 频率可调的单频器
WO2006003305A1 (fr) * 2004-06-08 2006-01-12 Transderma Systems Transducteur d’ondes ultrasonores pour la permeabilisation des couches superficielles de l’epiderme
CN203326068U (zh) * 2013-05-13 2013-12-04 深圳市威通科技有限公司 调谐套筒组件及同轴腔体滤波器
CN103811836A (zh) * 2012-11-07 2014-05-21 深圳市大富科技股份有限公司 一种腔体滤波器及螺钉装置
CN106713198A (zh) * 2017-01-18 2017-05-24 华讯方舟科技（湖北）有限公司 微波变频器调频装置及其调频方法
CN206433019U (zh) * 2017-01-18 2017-08-22 华讯方舟科技（湖北）有限公司 微波变频器调频装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518405C2 (sv) * 1998-12-21 2002-10-08 Ericsson Telefon Ab L M Hylsa för ett radiofrekvensfilter anordnad att ta emot en trimskruv för trimning av radiofrekvensfiltret och ett radiofrekvensfilter
CN205376695U (zh) * 2015-12-31 2016-07-06 东莞鸿爱斯通信科技有限公司 调频组件及腔体滤波器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2182496Y (zh) * 1993-12-01 1994-11-09 全一电子股份有限公司 频率可调的单频器
WO2006003305A1 (fr) * 2004-06-08 2006-01-12 Transderma Systems Transducteur d’ondes ultrasonores pour la permeabilisation des couches superficielles de l’epiderme
CN103811836A (zh) * 2012-11-07 2014-05-21 深圳市大富科技股份有限公司 一种腔体滤波器及螺钉装置
CN203326068U (zh) * 2013-05-13 2013-12-04 深圳市威通科技有限公司 调谐套筒组件及同轴腔体滤波器
CN106713198A (zh) * 2017-01-18 2017-05-24 华讯方舟科技（湖北）有限公司 微波变频器调频装置及其调频方法
CN206433019U (zh) * 2017-01-18 2017-08-22 华讯方舟科技（湖北）有限公司 微波变频器调频装置

Also Published As

Publication number Publication date
CN106713198B (zh) 2024-05-28
CN106713198A (zh) 2017-05-24

Similar Documents

Publication Publication Date Title
WO2018133298A1 (fr) Dispositif de modulation de fréquence destiné à un convertisseur d'hyperfréquence et procédé de modulation de fréquence associé
CN210490596U (zh) 一种便于拆卸的电机外壳
CN203900145U (zh) 一种改进的平板电脑散热底座挤压模具
CN206433019U (zh) 微波变频器调频装置
CN106785323B (zh) 一种天线支架
CN204795908U (zh) 一种高精度装配壳体
CN201373000Y (zh) 快捷拆装锁扣
CN211396372U (zh) 一种绿色节能建筑用仿大理石复合节能墙板
CN205543162U (zh) 一种具有散热功能的滤波器
TWM626743U (zh) 一種調諧組件及濾波器
CN203114852U (zh) 一种螺钉的防拆卸结构
CN220457502U (zh) 一种可多方式固定的摄像头后筒
CN211174888U (zh) 一种led显示屏模组边锁结构
CN210629672U (zh) 壳体、激光电视机
CN221575348U (zh) 一种安装机构
CN214576197U (zh) 一种通讯铁塔防护塔围
CN210959201U (zh) 一种基于稳定成型结构的制成板设计结构
CN211180738U (zh) 一种机箱底座
CN220421399U (zh) 电缆定位支架和电缆安装系统
CN222300004U (zh) 一种便于安装的固态硬盘
CN212671091U (zh) 一种抹灰用成型工具
CN215880055U (zh) 一种铣型材用固基
CN213166633U (zh) 一种上流道塑封结构
CN203320989U (zh) 一种淋浴房
CN215094327U (zh) 一种用于混凝土试块制作的抹灰刀

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17892178

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17892178

Country of ref document: EP

Kind code of ref document: A1