A kind of universal electric furnace with warning and face identification functions
Technical field
Invention relates to a kind of universal electric furnace, is specifically related to a kind of universal electric furnace with warning and face identification functions, belongs to frame for movement technical field.
Background technology
At present, large-scale construction quality detects company when carrying out detection experiment, needs to use various dissimilar test apparatus to carry out sample analysis and detection to building, such as uses universal electric furnace to carry out heating sampling analysis to tested sample.
Operating personnel need to fill in operation note after carrying out test operation each time; record comprises opening time and the access times information of instrument; due to level and the sense of responsibility reason of operating personnel; often there will be the situation forgotten or fail to record; therefore make test data and hidden danger is existed to the management of equipment, be unfavorable for realizing scientific testing equipment management.
Summary of the invention
In view of this, the invention provides a kind of universal electric furnace with warning and face identification functions, by the unlatching of the functional realiey capping of recognition of face, the information system management to furnace operation can be realized.
There is a universal electric furnace for warning and face identification functions, comprise universal electric furnace, protective cover, capping, recognition of face device, control unit, electromagnet, locking pin, back-moving spring, temperature sensor and buzzer;
Wherein, described protective cover is rectangular case structure, on it, bottom surface is opening structure, the position of corresponding electric stove switch on the shell that an open end of described protective cover is fixedly connected on universal electric furnace, the two opposite side walls of described protective cover one end is processed with symmetrical chute, described chute and capping are slidably matched, by completely closed for another open end of protective cover when described capping slides into end from the arrival end of chute; The sidewall of described chute end is processed with pin-and-hole, the bottom of pin-and-hole is provided with electromagnet, back-moving spring and locking pin successively, electromagnet is under non-"on" position, the head of locking pin is positioned to coordinate outside pin-and-hole and with the pin-and-hole in capping and capping is locked, and electromagnet is connected by the circuit of control unit with universal electric furnace inside; Recognition of face device is fixedly mounted on the outer wall of universal electric furnace, and recognition of face device sends command information to control unit after identifying the identity information of user, and control unit controls the break-make of electromagnet and universal electric furnace internal circuit;
Described temperature sensor is arranged on universal electric furnace inside, and temperature sensor Real-time Feedback universal electric furnace internal temperature values, if universal electric furnace internal temperature exceedes setting value, buzzer sends alarm signal.
Further, in order to enable locking pin and pin-and-hole better lead and locate, the head of described locking pin is pyramidal structure, and the pin-and-hole in described capping is bellmouth.
Operation principle: user use universal electric furnace before by the camera of face orientation face recognizer, identify after the facial information of the lower user of camera shooting, after recognition of face device identifies the identity information of user, the instruction of connecting circuit is sent to control unit, control unit connects the circuit of electromagnet and universal electric furnace inside, electromagnet starts to power on, locking pin sucks back in pin-and-hole by the magnetic force of electromagnet, locking pin progressively compression reseting spring simultaneously, after in the pin-and-hole that locking pin enters key seat completely, capping loses the restriction of locking pin, just can operate universal electric furnace after the capping of user's Level Promoting, this time use information is undertaken recording by recognition of face device and is uploaded to outside host computer, realize the information-based operational administrative to universal electric furnace thus.
Beneficial effect:
(1) switch of the present invention by the unlatching of the functional realiey protective cover of recognition of face, can realize the information system management to furnace operation.On the one hand, operating personnel can be recorded to the service time of universal electric furnace and access times, facilitate checking of subsequent experimental data and searching of person liable; On the other hand, the personnel that gathered facial information just open protective cover by recognition of face, have stopped the violation operation of layman to instrument.
(2) universal electric furnace of the present invention is with warning function, and when universal electric furnace internal temperature exceedes setting value, buzzer sends alarm signal, can reduce the generation of security incident.
(3) construction of switch with recognition of face of the present invention is simple, is easy to realize, extends to Internet of Things field, realize the information system management to conventional instrument.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the universal electric furnace with this kind of switch;
Fig. 2 is the structural representation that protective cover coordinates with capping;
Fig. 3 coordinates schematic diagram between locking pin between protective cover with capping, electromagnet and back-moving spring.
Wherein, 1-universal electric furnace, 2-protective cover, 3-recognition of face device, 4-capping, 5-locking pin, 6-electromagnet, 7-back-moving spring, 8-chute, 9-buzzer.
Detailed description of the invention
To develop simultaneously embodiment below in conjunction with accompanying drawing, describe the present invention.
The invention provides a kind of universal electric furnace with warning and face identification functions, comprise universal electric furnace 1, protective cover 2, capping 4, recognition of face device 3, control unit, electromagnet 6, locking pin 5, back-moving spring 7, temperature sensor and buzzer 9; As shown in Figure 1.
Wherein, described protective cover is rectangular case structure, on it, bottom surface is opening structure, the position of corresponding electric stove switch on the shell that an open end of described protective cover is fixedly connected on universal electric furnace 1, the two opposite side walls of described protective cover one end is processed with symmetrical chute 8, described chute 8 is slidably matched, by completely closed for another open end of protective cover when described capping 4 slides into end from the arrival end of chute 8 with capping 4; As shown in Figure 2.The sidewall of described chute 8 end is processed with pin-and-hole, and the bottom of pin-and-hole is provided with electromagnet 6, back-moving spring 7 and locking pin 5 successively, as shown in Figure 3.Electromagnet 6 is under non-"on" position, and the head of locking pin 5 is positioned to coordinate outside pin-and-hole and with the pin-and-hole in capping 4 and capping 4 is locked, and electromagnet 6 is connected by the circuit of control unit with universal electric furnace 1 inside; Recognition of face device 3 is fixedly mounted on the outer wall of universal electric furnace 1, and recognition of face device 3 sends command information to control unit after identifying the identity information of user, and control unit controls the break-make of electromagnet 6 and universal electric furnace 1 internal circuit;
It is inner that described temperature sensor is arranged on universal electric furnace 1, and temperature sensor Real-time Feedback universal electric furnace 1 internal temperature values, if universal electric furnace 1 internal temperature exceedes setting value, buzzer 9 sends alarm signal.
Further, in order to enable locking pin 5 and pin-and-hole better lead and locate, the head of described locking pin 5 is pyramidal structure, and the pin-and-hole in described capping 4 is bellmouth.
Operation principle: user use universal electric furnace 1 before by the camera of face orientation face recognizer 3, identify after the facial information of the lower user of camera shooting, after recognition of face device 3 identifies the identity information of user, the instruction of connecting circuit is sent to control unit, control unit connects the circuit of electromagnet 6 and universal electric furnace 1 inside, electromagnet 6 starts to power on, locking pin 5 sucks back in pin-and-hole by the magnetic force of electromagnet 6, locking pin 5 progressively compression reseting spring 7 simultaneously, after in the pin-and-hole that locking pin 5 enters key seat completely, capping 4 loses the restriction of locking pin 5, just can operate universal electric furnace after user's Level Promoting capping 4, this time use information is undertaken recording by recognition of face device 3 and is uploaded to outside host computer, realize the information-based operational administrative to universal electric furnace 1 thus.
In sum, these are only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.