CN206543326U - The device for monitoring temperature of microwave waveguide cable connector - Google Patents
The device for monitoring temperature of microwave waveguide cable connector Download PDFInfo
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- CN206543326U CN206543326U CN201621451938.6U CN201621451938U CN206543326U CN 206543326 U CN206543326 U CN 206543326U CN 201621451938 U CN201621451938 U CN 201621451938U CN 206543326 U CN206543326 U CN 206543326U
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- temperature
- cable connector
- signal
- microwave waveguide
- waveguide cable
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Abstract
The utility model discloses a kind of device for monitoring temperature of microwave waveguide cable connector, including the joint body being connected with magnetron, joint body includes internal layer and outer layer, cavity is formed between internal layer and outer layer, the temperature sensing assembly for detection tabs body interior temperature and output temperature detection signal is provided with cavity, device for monitoring temperature also includes being used to remind the too high alarm assemblies of joint body temperature, switch module for opening and closing magnetron work, and temperature sensing assembly is coupled to the control assembly in response to temperature detection signal and output control signal, alarm assemblies and switch module receive and respond to control signal, cable connector is internally provided with multiple temperature sensors, to detect the temperature of diverse location in cable connector, so as to improve the accuracy of temperature detection；Once the temperature of a temperature sensor in cable connector is higher than arranges value, then controls magnetron to be stopped, be simultaneously emitted by alarm and reminding medical personnel and its closing.
Description
Technical field
The utility model is related to cable connector protection field, more specifically, it relates to a kind of microwave waveguide cable connector
Device for monitoring temperature.
Background technology
Microwave diathermy machine is the novel intelligent that the biological effect and superpower penetration capacity of human body are made using microwave
Therapeutic equipments.Microwave diathermy machine, which generally comprises to be provided with to be provided with telescopic head, head in frame, frame, sends micro-
The device of ripple, therapeutic bed is provided with below head, is lain in during Case treatment in therapeutic bed, then after medical worker operates
Platform controls the turnover of head, reaches scanning patient sick cell and the purpose killed.
Wherein, the microwave of the equipment is generated by the magnetron for being arranged on machine frame inside, and is transmitted by waveguide cable to machine
On radiator in head, wherein, waveguide cable is connected by cable connector with magnetron.In the presence of microwave, cable connector
Easily heating, so as to melt the rubber of cable outer layer, damages microwave transmission mechanism.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of microwave waveguide cable connector
Temperature control equipment, can stop the transmitting of microwave, is simultaneously emitted by alarm to remind when temperature of cable junction exceedes certain value
Medical personnel.
To achieve the above object, the utility model provides following technical scheme：
A kind of device for monitoring temperature of microwave waveguide cable connector, including the joint body being connected with magnetron, it is described to connect
Head body includes internal layer and outer layer, and being formed to be provided with cavity, the cavity between the internal layer and outer layer is used to detect described
The temperature sensing assembly of joint body internal temperature and output temperature detection signal, the device for monitoring temperature also includes being used to carry
The too high alarm assemblies of the joint body temperature of waking up, the switch module for opening and closing magnetron work and it is coupled to the temperature
Detection components are with the control assembly in response to the temperature detection signal and output control signal, the alarm assemblies and switches set
Part receives and responds to the control signal；When temperature sensing assembly detect sky cavity temperature it is too high when, the control group
Part controls the alarm assemblies to begin to send out alarm, and controlling switch component is worked with closing magnetron；Conversely, alarm assemblies are not
Work, and magnetron normal work.
By using above-mentioned technical proposal, temperature-detecting device is provided with the cavity inside joint body, it is detectable to connect
The temperature of head body, when the temperature of detection is too high, more than setting threshold value when, the temperature detection signal of output is transmitted to control group
Part makes control assembly control magnetron to close, while starting alarm assemblies makes it send alarm to remind medical personnel's equipment to stop
Work.
Further, the cavity is circumferentially uniformly divided into some closed chambers, the temperature detection along the joint body
Component includes the temperature in the temperature sensor being correspondingly arranged in the closed chamber, the temperature sensor detection correspondence closed chamber
Degree, and correspondence exports the temperature detection signal.
By using above-mentioned technical proposal, the cavity in joint body is divided into several closed chambers, and each closed chamber
In be provided with temperature sensor, can detect joint body in each position temperature, improve temperature detection accuracy；And it is each
Temperature in individual closed chamber influences each other small, further increases the accuracy of temperature detection.
Further, one layer of insulating barrier for being used to wrap up the joint body and cable is provided with the joint body.
By using above-mentioned technical proposal, the setting of insulating barrier improves the bonding strength of cable and cable connector.
Further, the control assembly includes the comparison means connected one to one with the temperature sensor, described
Comparison means is coupled to the temperature sensor to receive the temperature detection signal, with the threshold value ratio set in the comparison means
After export comparison signal；The control assembly also includes the OR circuit electrically connected with the output end of the comparison means,
The output end of the OR circuit is coupled to the switch module and the alarm assemblies.
By using above-mentioned technical proposal, when temperature detection signal is more than threshold value, comparison means exports the ratio of high level
Compared with signal to control assembly, and due to temperature sensor be provided with it is multiple, once have the temperature that a temperature sensor is detected
Too high, the electric signal of OR circuit output high level is worked to switch module with stopping magnetron, while controlling alarm assemblies hair
Prompting medical personnel are responded with responding.
Further, the comparison means includes being used to generate the threshold value generation electricity compared with the temperature detection signal
Road, it is coupled to the temperature sensor and the threshold value generative circuit to receive the comparison of the temperature detection signal and threshold value
Device；
When the amplitude of the temperature detection signal is more than threshold value, the comparator exports the comparison signal of high level；Instead
It, the comparator exports low level comparison signal.
By using above-mentioned technical proposal, the threshold value and the temperature detection of temperature sensor output of the output of threshold value generative circuit
It is compared in the equal input comparator of signal, when the amplitude of temperature detection signal is more than threshold value, comparator output high level
Comparison signal is with controlling switch component and alarm assemblies.
Further, the switch module include be connected with the output end signal of the OR circuit switch element, with
And be controlled by the switch element to control the executive component that magnetron works.
By using above-mentioned technical proposal, the control to magnetron is directly completed by switch element and executive component, made
The mode that must be controlled is more simple, easily implements, and easily repair and maintenance.
Further, the switch element includes triode or IGCT.
By using above-mentioned technical proposal, circuit structure is simple, easily implements, and with low cost, is easy to the maintenance in later stage.
Further, the executive component includes relay.
Further, inverse parallel has fly-wheel diode on the coil of the relay.
By using above-mentioned technical proposal, relay is a kind of reliable executive component, can complete the control of break-make, together
When fly-wheel diode setting relay can be protected so that the aftercurrent remained on coil can be by afterflow
Diode is consumed.
Further, the alarm assemblies include the audible-visual annunciator being connected with the control assembly signal.
By using above-mentioned technical proposal, staff is reminded simultaneously using the form of simple sound and light, increases and carries
The dynamics of waking up.
Compared with prior art, the utility model has the advantages that：Cable connector is internally provided with multiple temperature sensors,
To detect the temperature of diverse location in cable connector, so as to improve the accuracy of temperature detection；Once one in cable connector
The temperature of temperature sensor be higher than arranges value, then control magnetron be stopped, be simultaneously emitted by alarm and reminding medical personnel and its
Close.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the schematic cross-section of cable connector；
Fig. 3 is circuit control principle figure of the present utility model；
Fig. 4 is the circuit theory diagrams of switch module；
Fig. 5 is the circuit theory diagrams of alarm assemblies.
Reference：1st, joint body；100th, internal layer；101st, outer layer；102nd, cavity；2nd, temperature sensing assembly；201st, it is warm
Spend sensor；3rd, alarm assemblies；4th, switch module；401st, switch element；402nd, executive component；5th, control assembly；501st, compare
Device；502nd, OR circuit；503rd, threshold value generative circuit；504th, comparator；6th, closed chamber；7th, dividing plate；8th, cable.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of device for monitoring temperature of microwave waveguide cable connector, reference picture 1, including the joint sheet being connected with magnetron
Body 1, the upper end of joint body 1 is connected with cable 8.One layer is provided with joint body 1 is used for wrapping connector body 1 and cable 8
Insulating barrier, can strengthen the bonding strength of cable 8 and joint body 1.Reference picture 2, joint body 1 includes internal layer 100 and outer layer
101, cavity 102 is formed between internal layer 100 and outer layer 101, cavity 102 is uniformly divided into along joint body 1 is circumferential using dividing plate 7
The temperature sensor 201 for detecting temperature in closed chamber 6 is provided with 3 closed chambers 6, each closed chamber 6.Due to temperature
Degree sensor 201 is easily disturbed by microwave, thus the signal of temperature sensor 201 by optical cable be sent to micro-wave therapeutic bed every
From control assembly 5 on.
Reference picture 3, temperature sensing assembly 2 includes the temperature sensor 201 being correspondingly arranged in closed chamber 6, TEMP
Temperature in the detection correspondence closed chamber 6 of device 201, and correspondence output temperature detection signal.Control assembly 5 includes and temperature sensor
201 comparison means 501 connected one to one, comparison means 501 is coupled to temperature sensor 201 to receive temperature detection letter
Number, export comparison signal after being compared with the threshold value set in comparison means 501；Wherein, comparison means 501 includes being used to generate and temperature
Spend the threshold value generative circuit 503 for detecting signal and comparing, be coupled to temperature sensor 201 and threshold value generative circuit 503 to receive temperature
The comparator 504 of degree detection signal and threshold value；Wherein, temperature sensor 201 is coupled to the in-phase input end of comparator 504, threshold
Value generative circuit 503 is coupled to the inverting input of comparator 504, when temperature detection signal is more than threshold value, comparator 504
Output end exports the comparison signal of high level.The output end of several comparators 504 is coupled to OR circuit 502, so only
There need to be the comparison signal of the output end output high level of a comparator 504, the output end of OR circuit 502 can either export height
The electric signal of level.In the present embodiment, temperature sensor 201 uses 3.In addition, the output end of OR circuit 502 is coupled with use
In the too high alarm assemblies 3 of the prompting temperature of joint body 1 and for opening and closing the switch module 4 that magnetron works.
Switch module 4 includes coupling by the output end of resistance R5 and OR circuit 502 receiving the switch member of electric signal
Part 401 and be coupled to switch element 401 with control magnetron work executive component 402.In the present embodiment, switch element
401 use NPN triode Q1 Q, and executive component 402 uses closed type relay, and the base stage of the NPN triode Q1 is coupled to resistance
R5, grounded emitter, colelctor electrode is coupled to the coil of relay, when the base stage of NPN triode Q1 receives high level signal i.e.
When having the temperature measured by the temperature sensor 201 of one of them higher than setting value, NPN triode Q1 conducting, so that relay
The switch of device is opened, and magnetron is stopped.In addition, for protective relay, the inverse parallel afterflow on the coil of relay
Diode.In another embodiment, switch element 401 can use IGCT.
In addition, in order to remind the temperature of the joint of medical personnel's cable 8 too high, the supervising device is also provided with alarm assemblies 3,
Alarm assemblies 3 include the audible-visual annunciator for being coupled to the output end of OR circuit 502, and wherein audible-visual annunciator includes passing through resistance R7
The NPN triode Q2 coupled with the output end of OR circuit 502 base stage, NPN triode Q2 grounded emitter, colelctor electrode coupling
The negative electrode of LED _ 1 is connected to, the anode of LED _ 1 is coupled to supply voltage, acousto-optic by resistance R8
Alarm also includes the buzzer that one end is coupled to supply voltage by resistance R9, and the other end of buzzer passes through diode D2 couplings
It is connected to NPN triode Q2 colelctor electrode.When the trigger signal that NPN triode Q2 base stage receives high level has one of them
Temperature sensor 201 measured by temperature be higher than setting value when, NPN triode Q2 conducting so that LED _ 1
Started working with buzzer, reach the purpose for reminding medical personnel.
Described above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a kind of device for monitoring temperature of microwave waveguide cable connector, including the joint body (1) being connected with magnetron, its feature
It is, the joint body (1) includes internal layer (100) and outer layer (101), is formed between the internal layer (100) and outer layer (101)
It is provided with cavity (102), the cavity (102) for detecting the joint body (1) internal temperature and output temperature detection
The temperature sensing assembly (2) of signal, the device for monitoring temperature also includes being used to remind the too high alarm of joint body (1) temperature
Component (3), for open and close magnetron work switch module (4) and be coupled to the temperature sensing assembly (2) with response to
The control assembly (5) of the temperature detection signal and output control signal, the alarm assemblies (3) and switch module (4) connect
Receive and in response to the control signal；
When temperature sensing assembly (2) detect cavity (102) interior temperature it is too high when, the control assembly (5) controls the alarm
Component (3) begins to send out alarm, and controlling switch component (4) is worked with closing magnetron；Conversely, alarm assemblies (3) do not work,
And magnetron normal work.
2. the device for monitoring temperature of microwave waveguide cable connector according to claim 1, it is characterised in that the cavity
(102) circumferentially uniformly it is divided into some closed chambers (6) along the joint body (1), the temperature sensing assembly (2) includes correspondence
It is arranged in the temperature sensor (201) in the closed chamber (6), temperature sensor (201) the detection correspondence closed chamber (6)
Temperature, and correspondence exports the temperature detection signal.
3. the device for monitoring temperature of microwave waveguide cable connector according to claim 2, it is characterised in that the joint sheet
One layer of insulating barrier for being used to wrap up the joint body (1) and cable (8) is provided with body (1).
4. the device for monitoring temperature of microwave waveguide cable connector according to claim 3, it is characterised in that the control group
Part (5) includes the comparison means (501) connected one to one with the temperature sensor (201), comparison means (501) coupling
The temperature sensor (201) is connected to receive the temperature detection signal, with the threshold value ratio set in the comparison means (501)
After export comparison signal；The control assembly (5) also include electrically connected with the output end of the comparison means (501) or
Gate circuit (502), the output end of the OR circuit (502) is coupled to the switch module (4) and the alarm assemblies (3).
5. the device for monitoring temperature of microwave waveguide cable connector according to claim 4, it is characterised in that described to compare dress
Putting (501) includes being used to generate the threshold value generative circuit (503) compared with the temperature detection signal, is coupled to the temperature biography
Sensor (201) and the threshold value generative circuit (503) are to receive the comparator (504) of the temperature detection signal and threshold value；
When the amplitude of the temperature detection signal is more than threshold value, the comparator (504) exports the comparison signal of high level；Instead
It, the comparator (504) exports low level comparison signal.
6. the device for monitoring temperature of microwave waveguide cable connector according to claim 5, it is characterised in that the switches set
Part (4) includes the switch element (401) being connected with the output end signal of the OR circuit (502) and is controlled by described open
Element (401) is closed to control the executive component (402) that magnetron works.
7. the device for monitoring temperature of microwave waveguide cable connector according to claim 6, it is characterised in that the switch member
Part (401) includes triode or IGCT.
8. the device for monitoring temperature of microwave waveguide cable connector according to claim 6, it is characterised in that described to perform member
Part (402) includes relay.
9. the device for monitoring temperature of microwave waveguide cable connector according to claim 8, it is characterised in that the relay
Coil on inverse parallel have fly-wheel diode.
10. the device for monitoring temperature of microwave waveguide cable connector according to claim 1, it is characterised in that the alarm
Component (3) includes the audible-visual annunciator being connected with the control assembly (5) signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451938.6U CN206543326U (en) | 2016-12-27 | 2016-12-27 | The device for monitoring temperature of microwave waveguide cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451938.6U CN206543326U (en) | 2016-12-27 | 2016-12-27 | The device for monitoring temperature of microwave waveguide cable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206543326U true CN206543326U (en) | 2017-10-10 |
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ID=59992394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621451938.6U Active CN206543326U (en) | 2016-12-27 | 2016-12-27 | The device for monitoring temperature of microwave waveguide cable connector |
Country Status (1)
| Country | Link |
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| CN (1) | CN206543326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244101A (en) * | 2019-05-23 | 2019-09-17 | 国网山东省电力公司临沂供电公司 | The fixed anti-external force of construction point multi-function of high-tension cable destroys monitoring system and method |
-
2016
- 2016-12-27 CN CN201621451938.6U patent/CN206543326U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110244101A (en) * | 2019-05-23 | 2019-09-17 | 国网山东省电力公司临沂供电公司 | The fixed anti-external force of construction point multi-function of high-tension cable destroys monitoring system and method |
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