阅读说明：本技术 一种双通道固态源实现分区加热的方法及设备 (Method and equipment for realizing zone heating of dual-channel solid-state source ) 是由 朱铧丞 杨阳 于 2021-07-17 设计创作，主要内容包括：本发明公开了一种双通道固态源实现分区加热的方法及设备,包括：步骤A：在加热腔体内设置由相控阵天线单元组成的天线阵列；双通道固态源通过功分器分为两路微波信号,其中一路微波能量通过功分器和放大器连接相控阵天线单元；步骤B：电磁能量通过作为馈源的天线阵列对加热腔进行馈电,将加热腔分成3个区域,通过调节移相器对3个区域进行指向性加热。通过调节移相器,实现加热腔内分区加热；通过微控制器控制控制移相器及双通道固态源的频率、输出功率及工作时间,控制移相器、双通道固态源的频率、输出功率及工作时间,可实现均匀加热,可实现分区不同加热曲线的加热,达到高品质加热的目的；本发明分区加热和加热均匀性好,结构简单成本低。(The invention discloses a method and equipment for realizing zone heating by a double-channel solid-state source, which comprises the following steps: step A: an antenna array consisting of phased array antenna units is arranged in the heating cavity; the dual-channel solid-state source is divided into two paths of microwave signals through the power divider, wherein one path of microwave energy is connected with the phased array antenna unit through the power divider and the amplifier; and B: electromagnetic energy feeds the heating chamber through the antenna array as the feed source, divides the heating chamber into 3 regions, and carries out directive heating to 3 regions through adjusting the phase shifter. The heating of the inner region of the heating cavity is realized by adjusting the phase shifter; the microcontroller controls the frequency, the output power and the working time of the phase shifter and the dual-channel solid-state source, and controls the frequency, the output power and the working time of the phase shifter and the dual-channel solid-state source, so that uniform heating can be realized, heating with different heating curves in different regions can be realized, and the purpose of high-quality heating can be achieved; the invention has the advantages of good zone heating and heating uniformity, simple structure and low cost.)

1. A method for realizing zone heating by a dual-channel solid-state source is characterized by comprising the following steps:

step A: an antenna array consisting of phased array antenna units is arranged in the heating cavity;

the dual-channel solid-state source is divided into two paths of microwave signals through the power divider, wherein one path of microwave energy is connected with the phased array antenna unit through the power divider and the amplifier, and the other path of microwave energy is connected with the phased array antenna unit through the phase shifter, the power divider and the amplifier;

and B: electromagnetic energy feeds the heating chamber through the antenna array as the feed source, divides into 3 regions with the heating chamber, through adjusting phase shifter, carries out directive heating to 3 regions.

2. The method for realizing the zone heating by the dual-channel solid-state source according to claim 1, further comprising a step C of arranging a microcontroller, wherein the microcontroller is connected with the dual-channel solid-state source and the phase shifter; the phase shifter, the working frequency, the output power and the working time of the dual-channel solid-state source are respectively controlled by the microcontroller, and the 3 areas are respectively heated by energy within given time and power through the power divider and the antenna array.

3. An apparatus for implementing zone heating by a dual channel solid state source, comprising:

the device comprises a dual-channel solid-state source, a heating cavity, an antenna array, a power divider and a phase shifter;

the antenna array comprises a plurality of phased array antenna units, and the phased array antenna units are arranged in the heating cavity; the dual-channel solid-state source is connected with the phased array antenna unit;

one path of microwave energy of the dual-channel solid-state source is connected with the power divider through the phase shifter.

4. The apparatus for implementing zone heating by a dual channel solid state source of claim 3, further comprising: the temperature feedback device is arranged in the heating cavity, and the temperature feedback device, the dual-channel solid-state source and the phase shifter are respectively connected with the microcontroller.

5. The apparatus for realizing zone heating by using a dual-channel solid-state source as claimed in claim 4, wherein the microcontroller comprises a dual-channel solid-state source control unit, a phase control unit, a time unit, a storage unit and an information processing unit, wherein the dual-channel solid-state source control unit is used for controlling the power and frequency of the dual-channel solid-state source; the phase control unit is used for connecting a phase shifter; the time unit is used for controlling the heating time; the storage unit is used for simulating a heating process and storing the mapping relation between the temperature distribution and the frequency, power and heating time of the simulated dual-channel solid-state source; the information processing unit is used for receiving the information fed back by the temperature feedback device, calculating the temperature distribution and adjusting the heating frequency, power and heating time of the dual-channel solid-state source.

6. The apparatus of claim 3, wherein the power divider comprises a one-to-two power divider and two-to-three power dividers, the antenna array is provided with 2 groups, each group of the antenna array comprises 3 phased array antenna units, and a single phased array antenna unit is S within a frequency range of 2.41 GHz-2.49 GHz₁₁<-10 dB; the dual-channel solid state source is divided into two channels through a one-to-two power divider, wherein one channel of microwave energy is connected with one antenna array through a phase shifter, an amplifier and a one-to-three power divider; the other path of microwave energy is connected with the other group of antenna arrays through the other tripartite three-way power divider.

7. The apparatus of claim 3, wherein the power divider comprises a one-to-two power divider and two one-to-eight power dividers;

the antenna array is provided with 4 groups, each group of antenna array comprises 4 phased array antenna units, and a single phased array antenna unit is S in the frequency range of 2.41 GHz-2.49 GHz₁₁<-10dB；

The dual-channel solid-state source is divided into two channels through a one-to-two power divider, wherein one channel of microwave energy is connected with one antenna array through a phase shifter, an amplifier and a one-to-eight power divider; the other path of microwave energy is connected with the other antenna array group through another one-to-eight power divider.

8. The apparatus for realizing zone heating by using a dual-channel solid-state source according to claim 4, wherein the temperature feedback device is a wireless passive probe, the wireless passive probe comprises a wireless transmission module, an antenna module and a sensor, the sensor is connected with the microcontroller, the antenna module comprises a receiving antenna and a transmitting antenna, the receiving antenna is used for collecting radio frequency microwave signals, and the frequency of the receiving antenna is different from the heating cavity frequency and is not a harmonic of the heating cavity frequency; the transmitting antenna is used for being connected with a wireless transmission module, the transmitting antenna is arranged on the heating cavity through a cut-off hole, the wireless transmission module comprises a power supply unit and a patch antenna unit, the power supply unit is connected with a receiving antenna, and the patch antenna unit is used for receiving packed data, probe numbers and coordinate signals.

9. The apparatus according to claim 3, wherein the phased array antenna unit is a helical antenna, the helical antenna comprises a fixing base, a vertical rod, and a helical end, an external-protection mechanism is disposed in the fixing base for fixing the vertical rod, the helical end is disposed at a lower end of the vertical rod, the external-protection mechanism comprises a first tube, an intermediate lock sleeve disposed in the first tube, two second tubes, and a fixing mechanism, an end of the first tube is provided with a first inner blocking sleeve corresponding to the second tubes, the two second tubes are connected by the intermediate lock sleeve, the fixing mechanism is disposed between the second tubes and the first tube and connects the two second tubes, the vertical rod is disposed in the two second tubes, and an inner wall of the intermediate lock sleeve is provided with a flexible trapezoid convex sleeve, The flexible stop collar equipartition is in the both sides of flexible trapezoidal convex collar, flexible trapezoidal convex collar with there is fixed slot between the inner wall of middle lock sleeve, the inner of second body inserts in the fixed slot, fixed establishment includes a plurality of claw pole modules and connects two the fastening module of claw pole module, be provided with on the outer wall of second body with the spacer sleeve in a plurality of seconds that the claw pole module corresponds.

10. The apparatus for realizing zone heating by using dual-channel solid-state source according to claim 9, wherein the claw bar module comprises a vertical fixing bar, a plurality of inner stoppers and an insertion bar, the end of the second tube is provided with a fixing sleeve, the fixing sleeve is provided with a fixing groove, the insertion bar is arranged in the fixing groove, the end of the vertical fixing bar is provided with a fixing hole corresponding to the insertion bar, and the plurality of inner stoppers are arranged on the inner wall of the vertical fixing bar and positioned outside the second inner stopper sleeve;

the fastening module comprises two fastening seats, two hinged joints, a sleeve rod, a first screw rod, a second screw rod and two guide caps, the fastening seats are arranged at the inner ends of the vertical fixing rods, the first screw rod is connected with the fastening seat below the hinged joint through one of the hinged joints, the second screw rod is connected with the fastening seat above the hinged joint through the other hinged joint, a conducting cavity is arranged in the sleeve rod, the first screw rod and the second screw rod are in screwed connection with each other to form a conducting cavity, a first thread corresponding to the first screw rod and a second thread corresponding to the second screw rod are arranged in the conducting cavity, and the guide caps are arranged in the conducting cavity and connected with the first screw rod and the second screw rod respectively.

Technical Field

The invention relates to the technical field of microwave heating, in particular to a method and equipment for realizing zone heating by a double-channel solid-state source.

Background

With the rapid development of modern science and technology, microwave energy is widely applied to various fields such as industrial production and daily life as a novel high-efficiency clean energy source, and consumers have higher requirements on the cost and the heating uniformity of microwave heating while the microwave heating plays an increasingly important role in life and industrial production. In the prior art, a method for improving microwave heating uniformity through directional heating exists, and the aim of zone heating is achieved through multi-channel solid-state source zone radiation, but the problem of high cost exists.

Therefore, there is a need for a method and apparatus for implementing zone heating by a dual channel solid state source that at least partially solves the problems of the prior art.

Disclosure of Invention

In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

To at least partially solve the above problems, the present invention provides a method for implementing zone heating by a dual-channel solid-state source, comprising: step A: an antenna array consisting of phased array antenna units is arranged in the heating cavity; the dual-channel solid-state source is divided into two paths of microwave signals through the power divider, wherein one path of microwave energy is connected with the phased array antenna unit through the power divider and the amplifier, and the other path of microwave energy is connected with the phased array antenna unit through the phase shifter, the power divider and the amplifier;

and B: electromagnetic energy feeds the heating chamber through the antenna array as the feed source, divides into 3 regions with the heating chamber, through adjusting phase shifter, carries out directive heating to 3 regions.

The method for realizing the zone heating by the double-channel solid-state source further comprises a step C of arranging a microcontroller, wherein the microcontroller is connected with the double-channel solid-state source and the phase shifter; the phase shifter, the working frequency, the output power and the working time of the dual-channel solid-state source are respectively controlled by the microcontroller, and the 3 areas are respectively heated by energy within given time and power through the power divider and the antenna array.

The invention also provides a device for realizing zone heating by the double-channel solid-state source, which comprises: the device comprises a dual-channel solid-state source, a heating cavity, an antenna array, a power divider and a phase shifter;

the antenna array comprises a plurality of phased array antenna units, and the phased array antenna units are arranged in the heating cavity; the dual-channel solid-state source is connected with the phased array antenna unit;

one path of microwave energy of the dual-channel solid-state source is connected with the power divider through the phase shifter.

The device for realizing zone heating by the double-channel solid-state source further comprises: the temperature feedback device is arranged in the heating cavity, and the temperature feedback device, the dual-channel solid-state source and the phase shifter are respectively connected with the microcontroller.

According to the equipment for realizing zone heating by the dual-channel solid-state source, the microcontroller comprises a dual-channel solid-state source control unit, a phase control unit, a time unit, a storage unit and an information processing unit, wherein the dual-channel solid-state source control unit is used for controlling the power and the frequency of the dual-channel solid-state source; the phase control unit is used for connecting a phase shifter; the time unit is used for controlling the heating time; the storage unit is used for simulating a heating process and storing the mapping relation between the temperature distribution and the frequency, power and heating time of the simulated dual-channel solid-state source; the information processing unit is used for receiving the information fed back by the temperature feedback device, calculating the temperature distribution and adjusting the heating frequency, power and heating time of the dual-channel solid-state source.

According to the equipment for realizing zone heating by the dual-channel solid-state source, the power divider comprises a one-to-two power divider and two one-to-three power dividers, the antenna arrays are provided with 2 groups, each group of antenna arrays comprises 3 phased array antenna units, and each phased array antenna unit is S-shaped within the frequency range of 2.41 GHz-2.49 GHz₁₁<-10 dB; the dual-channel solid state source is divided into two channels through a one-to-two power divider, wherein one channel of microwave energy is connected with one antenna array through a phase shifter, an amplifier and a one-to-three power divider; the other path of microwave energy is connected with the other group of the three-way power divider through the other three-way power dividerAn antenna array.

According to the equipment for realizing zone heating by the dual-channel solid-state source, the power divider comprises a one-to-two power divider and two one-to-eight power dividers;

the antenna array is provided with 4 groups, each group of antenna array comprises 4 phased array antenna units, and a single phased array antenna unit is S in the frequency range of 2.41 GHz-2.49 GHz₁₁<-10dB；

The dual-channel solid-state source is divided into two channels through a one-to-two power divider, wherein one channel of microwave energy is connected with one antenna array through a phase shifter, an amplifier and a one-to-eight power divider; the other path of microwave energy is connected with the other antenna array group through another one-to-eight power divider.

According to the equipment for realizing zone heating by the dual-channel solid-state source, the temperature feedback device is a wireless passive probe, the wireless passive probe comprises a wireless transmission module, an antenna module and a sensor, the sensor is connected with the microcontroller, the antenna module comprises a receiving antenna and an emitting antenna, the receiving antenna is used for collecting radio frequency microwave signals, and the frequency of the receiving antenna is different from the frequency of the heating cavity and is not a harmonic wave of the frequency of the heating cavity; the transmitting antenna is used for being connected with a wireless transmission module, the transmitting antenna is arranged on the heating cavity through a cut-off hole, the wireless transmission module comprises a power supply unit and a patch antenna unit, the power supply unit is connected with a receiving antenna, and the patch antenna unit is used for receiving packed data, probe numbers and coordinate signals.

According to the equipment for realizing the zone heating by the dual-channel solid-state source, the phased array antenna unit is set as a spiral antenna, the spiral antenna comprises a fixed seat, a vertical rod and a spiral end, an anti-external mechanism for fixing the vertical rod is arranged in the fixed seat, the spiral end is arranged at the lower end of the vertical rod, the anti-external mechanism comprises a first pipe body, a middle lock sleeve arranged in the first pipe body, two second pipe bodies and a fixing mechanism, a first inner blocking sleeve corresponding to the second pipe body is arranged at the end part of the first pipe body, the two second pipe bodies are connected through the middle lock sleeve, the fixing mechanism is arranged between the second pipe body and the first pipe body and is used for connecting the two second pipe bodies, the vertical rod penetrates through the two second pipe bodies, and a flexible trapezoidal convex sleeve is arranged on the inner wall of the middle lock sleeve, The flexible stop collar equipartition is in the both sides of flexible trapezoidal convex collar, flexible trapezoidal convex collar with there is fixed slot between the inner wall of middle lock sleeve, the inner of second body inserts in the fixed slot, fixed establishment includes a plurality of claw pole modules and connects two the fastening module of claw pole module, be provided with on the outer wall of second body with the spacer sleeve in a plurality of seconds that the claw pole module corresponds.

According to the equipment for realizing the zone heating by the dual-channel solid source, the claw rod module comprises a vertical fixing rod, a plurality of inner stop blocks and an insertion rod, a fixing sleeve is arranged at the end part of the second pipe body, a fixing groove is formed in the fixing sleeve, the insertion rod is arranged in the fixing groove, a fixing hole corresponding to the insertion rod is formed in the end part of the vertical fixing rod, and the inner stop blocks are arranged on the inner wall of the vertical fixing rod and positioned on the outer side of the second inner stop sleeve;

the fastening module comprises two fixing seats, two hinges, a loop bar, a first screw rod, a second screw rod and two guide caps, wherein the fixing seats are arranged at the inner ends of the vertical fixing rods, the first screw rod is connected with the fixing seats below the hinges through one of the hinges, the second screw rod is connected with the fixing seats above the hinges through the other hinge, a conducting cavity is formed in the loop bar, the first screw rod and the second screw rod are in threaded connection with each other in the conducting cavity, a first thread corresponding to the first screw rod and a second thread corresponding to the second screw rod are arranged in the conducting cavity, and the guide caps are arranged in the conducting cavity and connected with the first screw rod and the second screw rod respectively.

Compared with the prior art, the invention at least comprises the following beneficial effects:

the invention provides a method for realizing zone heating by a double-channel solid source, which comprises a percussion drill body and a vibration identification mechanism, wherein the vibration identification mechanism is used for identifying vibration of the percussion drill body when encountering different media after drilling into the surface of concrete, and controlling the work of the percussion drill body according to the difference of vibration threshold values.

Other advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic diagram of a one-to-six system of the present invention;

FIG. 2 is a schematic diagram of a control principle of a one-to-six system according to the present invention;

FIG. 3 is a schematic diagram of a sixth embodiment of the present invention;

FIG. 4 is a six-in-one uniform heating temperature slice of the present invention;

FIG. 5 is a schematic diagram of a sixteen-in-one system in accordance with the present invention;

FIG. 6 is a schematic diagram of a sixteen-in-one structure according to the present invention;

FIG. 7 is a sixteen-in-one uniform heating temperature slice of the present invention;

FIG. 8 is a schematic view of a heating chamber according to the present invention;

FIG. 9 is a schematic structural diagram of a helical antenna according to the present invention;

FIG. 10 is a schematic top view of the spiral end structure of the present invention;

FIG. 11 is a schematic view showing the internal structure of the exterior prevention mechanism according to the present invention;

FIG. 12 is a schematic view of a second tubular body according to the present invention;

FIG. 13 is a schematic view of a portion of the structure of the intermediate sleeve of the present invention;

FIG. 14 is a schematic view of the claw bar module of the present invention;

fig. 15 is a schematic structural view of a fastening module of the present invention.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1-7, the present invention provides a method for implementing zone heating by a dual-channel solid-state source, comprising: step A: an antenna array consisting of phased array antenna units is arranged in the heating cavity;

the dual-channel solid-state source is divided into two paths of microwave signals through the power divider, wherein one path of microwave energy is connected with the phased array antenna unit through the power divider and the amplifier, and the other path of microwave energy is connected with the phased array antenna unit through the phase shifter, the power divider and the amplifier;

and B: electromagnetic energy feeds the heating chamber through the antenna array as the feed source, divides into 3 regions with the heating chamber, through adjusting phase shifter, carries out directive heating to 3 regions.

Further, a microcontroller is arranged, and the microcontroller is connected with the dual-channel solid-state source and the phase shifter; the phase shifter, the working frequency, the output power and the working time of the dual-channel solid-state source are respectively controlled by the microcontroller, and the 3 areas are respectively heated by energy within given time and power through the power divider and the antenna array.

Specifically, the steps are as follows: A. an antenna array consisting of phased array antenna units 2 is arranged in the heating cavity 1; the dual-channel solid-state source 7 is divided into two paths of microwave signals through a one-to-two power divider 8, wherein one path of microwave energy is connected with the micro-phased array antenna unit 2 through the power divider and the amplifier 5, and the other path of microwave energy of the dual-channel solid-state source 7 is connected with the micro-strip phased array antenna unit 2 through the phase shifter 6, the power divider and the amplifier 5; B. electromagnetic energy feeds the heating cavity through an antenna array serving as a feed source, the heating cavity 1 is divided into 3 areas, and the 3 areas are subjected to directional heating through an adjusting phase shifter 6;

a microcontroller 9 is further arranged, and the microcontroller 9 is connected with the dual-channel solid-state source 7 and the phase shifter 6; the micro-controller 9 controls the working frequency, the output power and the working time of the phase shifter 6 and the dual-channel solid-state source 7 respectively, and the power divider and the antenna array heat the 3 areas respectively with energy in given time and power.

Wherein, a temperature feedback device 10 is also arranged in the heating cavity 1, and the temperature feedback device 10 is connected with the microcontroller 9 and is used for feeding back the temperature distribution in the heating cavity in real time; the information processing unit of the microcontroller 9 adjusts the frequency, power and heating time of temperature feedback and heating of the dual-channel solid-state source 7 in the next second; the information processing unit comprises a control unit and a storage unit, wherein the control unit respectively controls the working frequency, the output power and the working time of the dual-channel solid-state source 7, and the energy is respectively heated in 3 areas within a given short time and power through the power divider and the antenna array;

the storage unit changes the frequency, power and heating time of the dual-channel solid-state source 7 through simulation, electromagnetic energy feeds the heating cavity 1 through the antenna array serving as a feed source, the heating cavity 1 is divided into 3 areas, the corresponding relation between directivity and the phase shifter 6 is established, and the results are stored.

The invention provides equipment for realizing zone heating by a double-channel solid-state source, which comprises: the dual-channel solid-state source heating device comprises a dual-channel solid-state source 7, a heating cavity 1 and an antenna array, wherein the antenna array comprises a plurality of phased array antenna units 2, a power divider, a phase shifter 6, a temperature feedback device 10 and a microcontroller;

the phased array antenna unit 2 and the temperature feedback device 10 are arranged in the heating cavity; the dual-channel solid-state source 7 is respectively connected with the phased array antenna unit 2 through a one-to-two power divider 8; one path of microwave energy is connected with the power divider through the phase shifter 6; the temperature feedback device 10, the dual-channel solid-state source 7 and the phase shifter 6 are connected with the microcontroller 9.

Further, the microcontroller comprises: a dual-channel solid-state source control unit for controlling the power and frequency of the dual-channel solid-state source 7; a phase control unit connected to the phase shifter 6; a time unit for controlling the heating time; the heating process is simulated, and the mapping relation between the temperature distribution and the frequency, the power and the heating time of the simulated dual-channel solid-state source 7 is stored; and the information processing unit is used for receiving the information fed back by the temperature feedback device 10, calculating the temperature distribution and adjusting the heating frequency, power and heating time of the dual-channel solid-state source 7.

Preferably, an amplifier 5 is further disposed between the power divider and the phased array antenna unit 2.

Preferably, the temperature feedback device 10 is a wireless passive probe, and the wireless passive probe includes a wireless transmission module, an antenna module and a sensor; the sensor is connected with the microcontroller 9; the antenna module comprises a receiving antenna for collecting radio frequency microwave signals; the frequency of the receiving antenna is different from the heating cavity frequency and is not a harmonic of the heating cavity frequency; the wireless transmission module comprises a power supply unit and a patch antenna unit for receiving packed data, probe numbers and coordinate signals; the power supply unit is connected with the receiving antenna; the antenna module comprises a transmitting antenna connected with the wireless transmission module, and the transmitting antenna is arranged on the heating cavity 1 through a cut-off hole.

Detailed description of the preferred embodiment

The equipment for realizing the partition uniform heating of the dual-channel solid-state source 7 comprises the dual-channel solid-state source 7, a heating cavity, a phased array antenna unit 2, a power divider, a phase shifter 6, a temperature feedback device 10 and a microcontroller; the phased array antenna unit 2 and the temperature feedback device 10 are arranged in the heating cavity 1; the dual-channel solid-state source 7 is respectively connected with the phased array antenna unit 2 through a one-to-two power divider 8; one path of microwave energy is connected with the power divider through the phase shifter 6; the temperature feedback device 10, the dual-channel solid-state source 7 and the phase shifter 6 are connected with the microcontroller 9.

The power divider comprises a one-to-two power divider 8 and two one-to-three power dividers 4; the dual-channel solid-state source 7 is connected with the phased array antenna unit 2 through a one-to-two power divider 8; one path of microwave signal is connected with the phased array antenna unit 2 through the phase shifter 6;

the antenna array is provided with 2 groups, each group of the antenna array comprises 3 phased array antenna units, namely, the antenna array is a 3 multiplied by 2 antenna array consisting of 6 phased array antenna units 2, and the phased array antenna units 2 are S within the frequency range of 2.41 GHz-2.49 GHz₁₁<10dB, where the phased array antenna unit 2 may be a patch antenna unit;

the heating cavity is divided into I, II and III areas, the phase of one path of microwave energy is moved through a phase shifter 6, and the phase difference of two electromagnetic wave signals generated by a dual-channel solid source 7 is enabled to beThe energy is divided into six paths after passing through the power divider, the energy is mutually superposed in the space through a 3 multiplied by 2 antenna array consisting of the 6 phased array antenna units 2 according to the phased array theory to synthesize deflection beams with deflection angles of 0, theta and theta, the deflection beams point to a central area II and areas I and III respectively, and 3 heating spaces are respectively heated. The frequency, the power and the heating time of the dual-channel solid-state source 7 are set through output, directional heating can be achieved, only the required area is heated, the temperature information fed back through the temperature feedback device 10 is controlled by the microcontroller 9 to output the microwave source frequency, the power and the heating time, and the phase shifter 6 is used for conducting directional heating on the area with lower temperature, so that uniform heating of microwave heating is achieved, and the final heating temperature of 3 areas can achieve the effect of uniform heating.

The phased array antenna array composed of six patch antenna units is used for simulating zoned heating simulation, the total power is 300W, the space is firstly divided into I, II and III areas, 100ml of water is placed in 3 areas respectively, the dielectric constant is 80-12 x j, the effects of temperature rise cannot be completely the same due to reflection in a cavity, and based on the phased array theory, microwave beams with directivity are formed by adjusting a phase shifter 6 to uniformly heat the 3 areas.

Detailed description of the invention

Different from the first embodiment, the power divider includes a one-to-two power divider 8 and two one-to-eight power dividers 11; the dual-channel solid-state source 7 is connected with the phased array antenna unit 2 through a one-to-two power divider 8; one path of microwave signal is connected with the phased array antenna unit 2 through the phase shifter 6;

the antenna array is provided with 4 groups, each group of antenna array comprises 4 phased array antenna units, namely, the antenna array is a 4 multiplied by 4 antenna array consisting of sixteen phased array antenna units 2, and the single phased array antenna unit 2 is S within the frequency range of 2.41 GHz-2.49 GHz₁₁<10dB, where the phased array antenna unit 2 is a patch antenna unit;

the heating cavity is divided into I, II and III areas, the phase of one path of microwave energy is moved through a phase shifter 6, and the phase difference of two electromagnetic wave signals generated by a dual-channel solid source 7 is enabled to beAnd then the energy is equally divided into sixteen paths through an eight-in-one power divider 11, the energy passes through an antenna array of sixteen units and is mutually superposed in space according to a phased array theory to synthesize deflection beams with deflection angles of 0, theta and theta, the deflection beams point to a central area II and areas I and III respectively, and 3 heating spaces are respectively heated. The frequency, the power and the heating time of the dual-channel solid-state source 7 are set through output, directional heating can be achieved, only the required area is heated, the temperature information fed back through the temperature feedback device 10 is controlled by the microcontroller 9 to output the microwave source frequency, the power and the heating time, and the phase shifter 6 is used for conducting directional heating on the area with lower temperature, so that uniform heating of microwave heating is achieved, and the final heating temperature of 3 areas can achieve the effect of uniform heating.

The phased array antenna array composed of sixteen patch antenna units is used for simulating zoned heating simulation, the total power is 300W, the space is firstly divided into I, II and III areas, 100ml of water is placed in 3 areas respectively, the dielectric constant is 80-12 x j, the effects of temperature rise cannot be completely the same due to reflection in a cavity, and based on the phased array theory, microwave beams with directivity are formed by adjusting a phase shifter 6 to uniformly heat the 3 areas.

The invention discloses a method and equipment for realizing zone uniform heating of a dual-channel solid-state source 7, which realize zone heating in a heating cavity by adjusting a phase shifter 6; the frequency, the output power and the working time of the phase shifter 6 and the dual-channel solid-state source 7 are controlled and controlled by the microcontroller 9, the temperature distribution in the heating cavity is monitored in real time by arranging the temperature feedback device 10, and the frequency, the output power and the working time of the phase shifter 6 and the dual-channel solid-state source 7 are controlled, so that uniform heating can be realized, heating with different heating curves in different regions can be realized, and the purpose of high-quality heating can be achieved; the invention has the advantages of good zone heating and heating uniformity, simple structure and low cost.

Further, as shown in fig. 8-15, in an actual experiment, the phased array antenna unit 2 may be designed as a helical antenna, the helical antenna is installed on the heating cavity 1, and at this time, the heating cavity 1 is composed of five parts, namely an antenna array, a water cup, a heating pipe, a metal pipe, and a metal cavity, and the specific structural principle is not described again;

the helical antenna comprises a fixed seat 21, a vertical rod 22 and a helical end 23, wherein an anti-external mechanism for fixing the vertical rod 22 is arranged in the fixed seat 21, the helical end 23 is arranged at the lower end of the vertical rod 22, the anti-external mechanism comprises a first pipe body 24, a middle lock sleeve 25 arranged in the first pipe body 24, two second pipe bodies 26 and a fixing mechanism 27, a first inner blocking sleeve 241 corresponding to the second pipe body 26 is arranged at the end part of the first pipe body 24, the two second pipe bodies 26 are connected through the middle lock sleeve 25, the fixing mechanism 27 is arranged between the second pipe body 26 and the first pipe body 24 and is connected with the two second pipe bodies 26, the vertical rod 22 is arranged in the two second pipe bodies 26 in a penetrating manner, a flexible trapezoidal convex sleeve 251 and a plurality of flexible limiting sleeves 252 are arranged on the inner wall of the middle lock sleeve 25, the plurality of flexible position-limiting sleeves 252 are uniformly distributed on two sides of the flexible trapezoidal convex sleeve 251, a fixing slot 253 is formed between the flexible trapezoidal convex sleeve 251 and the inner wall of the middle lock sleeve 25, the inner end of the second pipe 26 is inserted into the fixing slot 253, the fixing mechanism 27 comprises a plurality of claw rod modules 28 and a fastening module 29 for connecting the two claw rod modules 28, and a plurality of second inner blocking sleeves 263 corresponding to the claw rod modules 28 are arranged on the outer wall of the second pipe 26.

The working principle and the beneficial effects of the technical scheme are as follows: through the design of above-mentioned structure, the structure of phased array antenna unit 2 is provided in this embodiment, this phased array antenna unit 2 designs for helical antenna, specifically, this helical antenna includes fixing base 21, vertical pole 22, spiral end 23, here spiral end 23 designs the lower extreme at vertical pole 22, spiral end 23 can adopt integrated into one piece's mode preparation, and designed in fixing base 21 and prevented outer mechanism, fix vertical pole 22 through preventing outer mechanism, take place to be crooked and influence the experimental result in the relative fixing base 21 of installation to avoid vertical pole 22.

The anti-external mechanism comprises a first pipe body 24, an intermediate lock sleeve 25 arranged in the first pipe body 24, two second pipe bodies 26 and a fixing mechanism 27, wherein the two second pipe bodies 26 are connected through the intermediate lock sleeve 25, a flexible trapezoidal convex sleeve 251 and a plurality of flexible limiting sleeves 252 are designed on the inner wall of the intermediate lock sleeve 25, the second pipe body 26 can be tightly installed in the intermediate lock sleeve 25 through the plurality of flexible limiting sleeves 252, a fixing slot 253 is arranged in the flexible trapezoidal convex sleeve 251, the inner end of the second pipe body 26 can be fixed, the fixing mechanism 27 is installed outside the intermediate lock sleeve 25 and the two second pipe bodies 26, the fixing mechanism comprises a plurality of claw rod modules 28 and a fastening module 29 connecting the two claw rod modules 28, correspondingly, a plurality of second inner blocking sleeves 263 are designed on the outer wall of the second pipe body 26, the two claw rod modules 28 are mutually moved close through the fastening module 29, and then further fix second body 26 in middle lock sleeve 25, flexible trapezoidal convex cover 251 in middle lock sleeve 25 also can be further protruding to inside simultaneously, further hug closely and fasten the vertical pole 22 of wearing to establish in second body 26, so that vertical pole 22 is fixed tightly in preventing outer mechanism, and in middle lock sleeve 25, the outside of two second bodies 26 has still been overlapped first body 24, the tip of first body 24 has designed first interior spacer 241, with this neatness and the aesthetic property that has increased this and has prevented outer mechanism.

Further, the claw rod module 28 includes a vertical fixing rod 281, a plurality of inner stoppers 282, and a plunger 283, an end of the second tube 26 is provided with a fixing sleeve 261, a fixing groove 262 is provided on the fixing sleeve 261, the plunger 283 is disposed in the fixing groove 262, and an end of the vertical fixing rod 281 is provided with a fixing hole 284 corresponding to the plunger 283, a plurality of inner stoppers 282 are disposed on an inner wall of the vertical fixing rod 281 and located outside the second inner stopper 263;

the fastening module 29 includes two fastening seats 291, two hinges 292, a sleeve rod 293, a first screw 294, a second screw 295, and two guide caps 296, the fastening seats 291 are disposed on the inner end of the vertical fixing rod 281, the first screw 294 is connected to the fastening seat 291 below through one of the hinges 292, the second screw 295 is connected to the fastening seat 291 above through the other hinge 292, a through cavity 297 is disposed in the sleeve rod 293, the first screw 294 and the second screw 295 are both screwed into the through cavity 297, a first thread corresponding to the first screw 294 and a second thread corresponding to the second screw 295 are disposed in the through cavity 297, and the two guide caps 296 are disposed in the through cavity 297 and are respectively connected to the first screw 294 and the second screw 295.

The working principle and the beneficial effects of the technical scheme are as follows: through the above-mentioned structural design, the embodiment provides the structure of the claw rod module 28 and the fastening module 29, specifically, the claw rod module 28 includes a vertical fixing rod 281, a plurality of inner stoppers 282, and a plunger 283, where in order to connect the claw rod module 28 and the second pipe 26, a fixing sleeve 261 is installed at the end of the second pipe 26, a fixing groove 262 is provided on the fixing sleeve 261, the inner end of the plunger 283 is fixed in the fixing groove 262, a fixing hole 284 corresponding to the plunger 283 is provided at the end of the vertical fixing rod 281, so that the outer end of the plunger 283 is located in the fixing hole 284, the plurality of inner stoppers 282 are installed on the inner wall of the vertical fixing rod 281 and are located outside the second inner stopper 263, when the upper and lower claw rod modules 28 are close to each other through the fastening module 29, the vertical fixing rod 281 generates a pushing force to the second inner stopper 263 through the inner stoppers 282, so that the two second pipes 26 are close to each other, so that the flexible trapezoidal convex sleeve 251 can further protrude inwards to further tightly fit the vertical rod 22 penetrating through the second pipe body 26, so that the vertical rod 22 is tightly fixed in the anti-external mechanism;

and the fastening module 29 includes two fastening seats 291, two hinges 292, a sleeve rod 293, a first screw 294, a second screw 295, and two guide caps 296, and specifically, the fastening seat 291 is installed on an inner end of the vertical fixing rod 281, the first screw 294 is connected to the fastening seat 291 below through one of the hinges 292, the second screw 295 is connected to the fastening seat 291 above through the other hinge 292, by rotating the sleeve rod 293, and then the first and second threads in the sleeve rod 293 screw the first and second screws 294 and 295 into the conducting cavity 297 respectively, and the ends of the first and second screws 294 and 295 are installed with guide caps 296, the diameter of the guide caps 296 is greater than that of the first and second screws 294 and 295, so that the first and second screws 294 and 295 can smoothly enter the conducting cavity 297 through the guide caps 296, and the first and second screws 294 and 295 respectively move the corresponding vertical fixing rods 281, this enables the tightening module 29 to move the claw bar modules 28 closer to each other, so that the vertical bars 21 are mounted in the anti-external mechanism.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.