CN113834577B - Temperature detection mechanism for building thermal environment monitoring - Google Patents
Temperature detection mechanism for building thermal environment monitoring Download PDFInfo
- Publication number
- CN113834577B CN113834577B CN202111300056.5A CN202111300056A CN113834577B CN 113834577 B CN113834577 B CN 113834577B CN 202111300056 A CN202111300056 A CN 202111300056A CN 113834577 B CN113834577 B CN 113834577B
- Authority
- CN
- China
- Prior art keywords
- case
- temperature
- rod
- thermal environment
- gravity ball
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K5/00—Measuring temperature based on the expansion or contraction of a material
- G01K5/32—Measuring temperature based on the expansion or contraction of a material the material being a fluid contained in a hollow body having parts which are deformable or displaceable
- G01K5/46—Measuring temperature based on the expansion or contraction of a material the material being a fluid contained in a hollow body having parts which are deformable or displaceable with electric conversion means for final indication
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The invention relates to the technical field of temperature monitoring, in particular to a temperature detection mechanism for building thermal environment monitoring, which comprises a temperature measuring box and a case, wherein the case is connected with the temperature measuring box and further comprises the following components: the temperature measuring module is arranged between the temperature measuring box and the case and used for measuring the temperature of the thermal environment, and comprises an air bag, a pull rod and a gravity ball, wherein the air bag is arranged in the temperature measuring box, and the gravity ball is connected with the air bag through the pull rod; the feedback system is arranged between the temperature measuring box and the case and is used for measuring the position of the gravity ball and sending feedback information to the mobile terminal; the alarm module is arranged on the case, and works and sends out a prompt when the position of the gravity ball reaches a set position; when the temperature reaches the set threshold value, the alarm module can also send out alarm prompt, prompt staff to cool down in time, and avoid high temperature to influence the structural quality of the building.
Description
Technical Field
The invention relates to the technical field of temperature monitoring, in particular to a temperature detection mechanism for building thermal environment monitoring.
Background
In order to meet the needs of human comfort, the indoor needs to meet good thermal, light and sound environments. The comfort of the thermal environment is one of the key factors determining the quality of the indoor environment. Indoor thermal environments are also an important branch of research in the field of building science.
The environment formed by various factors affecting the cold and hot feeling of the human body is called a hot environment. The cold and hot feeling of the human body is the result of the comprehensive actions of factors such as indoor temperature and humidity, wind power, heat radiation condition, clothing, personal psychological and physical quality and the like; the design goal of the building thermal environment is comfort, health and high efficiency, comfortable and healthy working and living environment is provided with minimum energy consumption, and the living quality is improved; the creation of high-quality and energy-saving building thermal environment depends on the common effort and cooperation of subjects and students such as urban planning, building environment, equipment engineering, gardens and the like, and is a long-term exploration and exploration process.
In general, during the construction stage of a building engineering, a worker can measure a temperature change interval of a thermal environment of the building through a related temperature detection mechanism, and when the temperature change interval exceeds an expected value, the worker needs to change building materials in time, so that the comfort level of the thermal environment is improved.
The existing temperature detection mechanism is simple in structure, the temperature is detected by adopting a thermometer, and workers need to be in a thermal environment during testing, so that remote monitoring cannot be realized.
Disclosure of Invention
The invention aims to provide a temperature detection mechanism for building thermal environment monitoring, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a temperature detection mechanism for building thermal environment monitoring, including temperature measurement case and quick-witted case, the machine case is connected with the temperature measurement case, still includes:
the temperature measuring module is arranged between the temperature measuring box and the case and used for measuring the temperature of the thermal environment, and comprises an air bag, a pull rod and a gravity ball, wherein the air bag is arranged in the temperature measuring box, and the gravity ball is connected with the air bag through the pull rod;
the feedback system is arranged between the temperature measuring box and the case and is used for measuring the position of the gravity ball and sending feedback information to the mobile terminal; and
and the alarm module is arranged on the case, and works and gives out a prompt when the position of the gravity ball reaches the set position.
The application further adopts the technical scheme that: the feedback system includes:
the measuring module is arranged between the chassis and the pull rod and is used for measuring the position of the gravity ball; and
the control box is arranged on the temperature measuring box and is electrically connected with the measuring module.
The application further adopts the technical scheme that: the measurement module includes:
the resistance increasing sleeve is sleeved on the outer wall of the pull rod;
the number of the rollers is at least one, the rollers are movably arranged in the case, and torsion springs are arranged between the rollers and the case;
the resistor strip is sleeved on the outer wall of the roller and is in sliding fit with the resistance increasing sleeve; and
the conductive head is arranged in the case and is in sliding fit with the resistor strip.
The application further adopts the technical scheme that: the control box comprises a central processing unit, a signal feedback device and a data processing unit, wherein the signal feedback device, the data processing unit and the measuring module are electrically connected with the central processing unit.
The application further adopts the technical scheme that: the alarm module includes:
the alarm clock is arranged on the case;
the number of the knocking rods is a plurality, the knocking rods are movably arranged on the case, and the alarm clock is positioned on the moving path of the knocking rods; and
the driving units are arranged on the chassis in a plurality of groups, and the gravity balls can control the knocking rod to move when reaching the set position.
The application further adopts the technical scheme that: a sealed cavity is formed between the case and the temperature measuring case, an exhaust cavity is further formed in the case, an exhaust hole communicated with the exhaust cavity is formed in the cavity, and the driving unit comprises:
the sliding rod is movably arranged on the case and is elastically connected with the case, the sliding rod is arranged between the exhaust hole and the exhaust cavity and can control the opening and closing of the exhaust hole, a through hole is arranged on the sliding rod, and the exhaust hole is positioned on the moving path of the through hole;
the limiting disc is coaxially connected with the roller, and is provided with a through groove matched with the slide bar;
the piston is movably arranged in the cavity, the piston is elastically connected with the case, and a power element capable of adjusting the position of the piston is arranged between the case and the piston;
the rotating vane is movably arranged in the exhaust cavity; and
the transmission structure is movably arranged on the case and connected with the rotating blade, and the knocking rod can be controlled to move through the transmission structure when the rotating blade moves.
The application further adopts the technical scheme that: the transmission structure comprises a turntable, a driving rod and a guide post;
the rotary table is movably arranged on the machine case and connected with the rotary blades, the guide posts are arranged at the eccentric positions of the rotary table, the driving rod is movably arranged on the machine case and connected with the knocking rod, and guide grooves which are in sliding fit with the guide posts are formed in the driving rod.
The application further comprises the following technical scheme: the feedback system also comprises a pressure sensor, the pressure sensor is arranged in a perforation formed on the resistance increasing sleeve, the perforation is positioned on the moving path of the sliding rod, and the pressure sensor is also electrically connected with the central processing unit.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, by utilizing the principle of thermal expansion and cold contraction, the air bag can change the expansion volume of the air bag in real time according to the temperature in a thermal environment, the position of the gravity ball is adjusted, the displacement change of the gravity ball is converted into the change of the resistance value in the circuit in the device under the action of friction resistance between the resistance increasing sleeve and the resistance strip, and finally the change of the resistance value is converted into temperature data through the control box and fed back to the mobile terminal, so that a worker can remotely monitor the temperature in the thermal environment, and when the temperature reaches a set threshold value, the alarm module can also send an alarm prompt to prompt the worker to timely cool down so as to avoid the influence of high temperature on the structural quality of a building.
Drawings
FIG. 1 is a schematic diagram of a temperature detection mechanism for monitoring a thermal environment of a building according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the temperature detecting mechanism for monitoring the thermal environment of a building according to the embodiment of the invention;
FIG. 3 is an enlarged schematic view of a temperature detection mechanism for monitoring thermal environment of a building according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a feedback system in a temperature detection mechanism for building thermal environment monitoring in accordance with an embodiment of the present invention;
fig. 5 is an assembly view of a turntable and a driving rod in a temperature detection mechanism for building thermal environment monitoring in an embodiment of the present invention.
Reference numerals in the schematic drawings illustrate:
the device comprises a 1-temperature measuring box, a 2-machine box, a 3-gravity ball, a 4-air bag, a 5-pull rod, a 6-resistance increasing sleeve, a 7-measuring module, an 8-alarm clock, a 9-knocking rod, a 10-conductive head, an 11-roller, a 12-resistor strip, a 13-limiting disc, a 14-through groove, a 15-sliding rod, a 16-through hole, a 18-rotating blade, a 19-rotating disc, a 20-driving rod, a 21-guide pillar, a 22-pressure sensor, a 23-control box, a 231-central processing unit, a 232-data processing unit, a 233-signal feedback device, a 24-piston and a 25-electromagnet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, based on the embodiments of the present invention are within the scope of the present invention, and the present invention is further described below with reference to the embodiments.
Referring to fig. 1-5, in one embodiment of the present application, a temperature detection mechanism for building thermal environment monitoring includes a temperature measurement box 1 and a case 2, where the case 2 is connected with the temperature measurement box 1, and further includes:
the temperature measuring module is arranged between the temperature measuring box 1 and the case 2 and is used for measuring the temperature of a thermal environment, and comprises an air bag 4, a pull rod 5 and a gravity ball 3, wherein the air bag 4 is arranged in the temperature measuring box 1, and the gravity ball 3 is connected with the air bag 4 through the pull rod 5;
the feedback system is arranged between the temperature measuring box 1 and the case 2 and is used for measuring the position of the gravity ball 3 and sending feedback information to a mobile terminal (not shown in the figure); and
and the alarm module is arranged on the case 2, and works and gives out a prompt when the position of the gravity ball 3 reaches the set position.
In this embodiment, the feedback system includes:
the measuring module 7 is arranged between the chassis 2 and the pull rod 5 and is used for measuring the position of the gravity ball 3; and
the control box 23 is arranged on the temperature measuring box 1 and is electrically connected with the measuring module 7.
It should be noted that the measurement module 7 includes:
the resistance increasing sleeve 6 is sleeved on the outer wall of the pull rod 5;
the number of the rollers 11 is at least one and the rollers are movably arranged in the case 2, and torsion springs are arranged between the rollers 11 and the case 2;
the resistor strip 12 is sleeved on the outer wall of the roller 11 and is in sliding fit with the resistance increasing sleeve 6; and
and a conductive head 10 is arranged in the case 2 and is in sliding fit with the resistor strip 12.
In addition, the control box 23 includes a central processing unit 231, a signal feedback unit 233 and a data processing unit 232, wherein the signal feedback unit 233, the data processing unit 232 and the measurement module 7 are all electrically connected with the central processing unit 231.
The measuring module 7 is not limited to the above-mentioned mechanical alternative structure, but may directly measure the moving distance of the pull rod 5 by using an infrared ranging sensor or a laser ranging sensor, which is not shown here.
When the temperature in the thermal environment rises in practical application, under the action of thermal expansion and contraction, the air bag 4 is expanded, the volume is increased, thereby under the action of gravity of the gravity ball 3, the pull rod 5 and the resistance increasing sleeve 6 are driven to move downwards, under the action of friction resistance between the resistance increasing sleeve 6 and the resistance strip 12, the roller 11 and the resistance strip 12 are driven to rotate, when different positions of the resistance strip 12 are contacted with the conductive head 10, the resistance value of a circuit where the whole device is positioned is changed, the resistance value can be converted into a real-time value of the temperature of the thermal environment through the data processing unit 232, and finally, the real-time value of the temperature of the thermal environment can be fed back to the mobile terminal through the signal feedback device 233, so that a worker far away from the thermal environment can monitor the temperature in the thermal environment in real time under the condition of carrying the mobile terminal, the condition that the building is not timely is prevented from being influenced by the too high temperature is avoided, and when the temperature in the thermal environment reaches the set threshold, the alarm module works to send out a prompt sound, and the emergency prompt effect of the whole device is further improved.
Referring to fig. 1, 2, 3 and 5, as another preferred embodiment of the present application, the alarm module includes:
an alarm clock 8 provided on the casing 2;
the number of the knocking rods 9 is a plurality, the knocking rods are movably arranged on the case 2, and the alarm clock 8 is positioned on the moving path of the knocking rods 9; and
the driving units are arranged on the case 2 in a plurality of groups, and the knocking rod 9 can be controlled to move through the driving units when the gravity ball 3 reaches the set position.
In this embodiment, for example, a sealed cavity is formed between the case 2 and the temperature measuring case 1, an exhaust cavity is further provided in the case 2, an exhaust hole communicating with the exhaust cavity is provided in the cavity, and the driving unit includes:
the sliding rod 15 is movably arranged on the case 2 and is elastically connected with the case 2, the sliding rod 15 is arranged between the exhaust hole and the exhaust cavity and can control the opening and closing of the exhaust hole, the sliding rod 15 is provided with a through hole 16, and the exhaust hole is positioned on the moving path of the through hole 16;
the limiting disc 13 is coaxially connected with the roller 11, and a through groove 14 matched with the slide bar 15 is formed in the limiting disc 13;
the piston 24 is movably arranged in the cavity, the piston 24 is elastically connected with the case 2, and a power element capable of adjusting the position of the piston 24 is arranged between the case 2 and the piston 24;
the rotary vane 18 is movably arranged in the exhaust cavity; and
the transmission structure is movably arranged on the case 2 and connected with the rotary blade 18, and the rotary blade 18 can control the knocking rod 9 to move through the transmission structure when moving.
It should be noted that, the power element is preferably a set of electromagnets 25, and the electromagnets 25 are disposed in the piston 24 and the casing 2, and of course, a linear motor or an electric cylinder may be used instead of the electromagnets 25, which is not limited herein.
When the resistance increasing sleeve 6 moves downwards to drive the roller 11 to rotate, the limiting disc 13 is driven to rotate until the temperature in the thermal environment reaches a set threshold value, the gravity ball 3 moves downwards to a set position, the through groove 14 is just on the same straight line with the slide rod 15, the slide rod 15 is inserted into the through groove 14 under the action of elastic restoring force, the through hole 16 coincides with the exhaust hole, the exhaust cavity is communicated with the cavity, meanwhile, the electromagnet 25 is electrified to repel and drive the piston 24 to move downwards in the direction shown in the figure 1, so that gas in the cavity is extruded into the exhaust cavity, the rotating blade 18 is driven to rotate when the gas is discharged from the exhaust cavity, the knocking rod 9 is driven to reciprocate to continuously knock the alarm clock 8 under the action of the driving structure, so that the alarm clock 8 generates alarm prompt, the staff is effectively prompted to timely control the temperature in the thermal environment, and the influence of high temperature on a building is avoided.
Referring to fig. 1-5, as another preferred embodiment of the present application, the transmission structure includes a turntable 19, a driving rod 20, and a guide post 21;
the rotary table 19 is movably arranged on the machine case 2 and connected with the rotary blade 18, the guide column 21 is arranged at the eccentric position of the rotary table 19, the driving rod 20 is movably arranged on the machine case 2 and connected with the knocking rod 9, and the driving rod 20 is provided with a guide groove in sliding fit with the guide column 21.
In this embodiment, the feedback system further includes a pressure sensor 22, where the pressure sensor 22 is disposed in a hole formed in the resistance increasing sleeve 6, the hole is located on the moving path of the sliding rod 15, and the pressure sensor 22 is also electrically connected to the central processor 231.
Of course, the present embodiment is not limited to the pressure sensor 22, and the position of the slide rod 15 may be measured directly by installing an infrared ranging sensor or a laser ranging sensor in the through hole, which is not particularly limited herein.
When the rotary vane 18 rotates, the rotary table 19 is driven to synchronously rotate, and under the sliding fit action between the guide groove and the guide post 21, the driving rod 20 and the knocking rod 9 are driven to reciprocate in the direction shown in the figure 1, so that the knocking rod 9 is driven to continuously knock the alarm clock 8, an alarm is sent to prompt a worker to timely control the temperature change in a thermal environment, the sliding rod 15 passes through the through groove 14 and is also inserted into the through hole to collide with the pressure sensor 22, the pressure sensor 22 triggers the mobile terminal alarm prompt control room or the worker carrying the mobile terminal at the moment, the worker is prevented from being incapable of timely knowing a high-temperature signal, and the electromagnet 25 is further controlled to be electrified to work when the pressure sensor 22 is pressed.
The working principle of the application is as follows:
when the temperature in the thermal environment rises, the air bag 4 is expanded under the action of heat expansion and cold contraction, the volume is increased, thereby under the action of the gravity ball 3, the pull rod 5 and the resistance increasing sleeve 6 are driven to move downwards, under the action of friction resistance between the resistance increasing sleeve 6 and the resistance bar 12, the roller 11 and the resistance bar 12 are driven to rotate, when different positions of the resistance bar 12 are contacted with the conductive head 10, the resistance value of a circuit where the whole device is positioned is changed, the resistance value can be converted into a real-time value of the temperature of the thermal environment through the data processing unit 232, and finally, the real-time value is fed back to the mobile terminal through the signal feedback device 233, so that a worker far away from the thermal environment can monitor the temperature in the thermal environment in real time under the condition of carrying the mobile terminal, the condition that the building is influenced by the too high temperature and untimely treatment is avoided, when the resistance increasing sleeve 6 moves downwards to drive the roller 11 to rotate, the limiting disc 13 is driven to rotate until the temperature in the hot environment reaches a set threshold value, the gravity ball 3 moves downwards to a set position, the through groove 14 is just on the same straight line with the slide rod 15, under the action of elastic restoring force, the slide rod 15 is inserted into the through groove 14, the through hole 16 is coincided with the exhaust hole, the exhaust cavity is communicated with the cavity, meanwhile, the electromagnet 25 is electrified to repel and drive the piston 24 to move downwards in the direction shown in the figure 1, so that the gas in the cavity is extruded into the exhaust cavity, when the gas is discharged from the exhaust cavity, the rotating disc 19 is driven to rotate synchronously, the driving rod 20 and the knocking rod 9 are driven to reciprocate in the direction shown in the figure 1 under the sliding fit action between the guide groove and the guide post 21, so that the knocking rod 9 is driven to continuously knock the alarm clock 8, thereby issuing an alarm to prompt the staff to control the temperature change in the thermal environment in time.
The invention and its embodiments have been described above by way of illustration and not limitation, and the invention is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present invention.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (3)
1. A temperature detection mechanism for building thermal environment monitoring, includes temperature measurement case and quick-witted case, and quick-witted case is connected with the temperature measurement case, its characterized in that still includes:
the temperature measuring module is arranged between the temperature measuring box and the case and used for measuring the temperature of the thermal environment, and comprises an air bag, a pull rod and a gravity ball, wherein the air bag is arranged in the temperature measuring box, and the gravity ball is connected with the air bag through the pull rod;
the feedback system is arranged between the temperature measuring box and the case and is used for measuring the position of the gravity ball and sending feedback information to the mobile terminal; and
the alarm module is arranged on the case, and works and gives a prompt when the position of the gravity ball reaches a set position;
the feedback system includes:
the measuring module is arranged between the chassis and the pull rod and is used for measuring the position of the gravity ball; and
the control box is arranged on the temperature measuring box and is electrically connected with the measuring module;
the measurement module includes:
the resistance increasing sleeve is sleeved on the outer wall of the pull rod;
the number of the rollers is at least one, the rollers are movably arranged in the case, and torsion springs are arranged between the rollers and the case;
the resistor strip is sleeved on the outer wall of the roller and is in sliding fit with the resistance increasing sleeve; and
the conductive head is arranged in the case and is in sliding fit with the resistor strip;
the alarm module includes:
the alarm clock is arranged on the case;
the number of the knocking rods is a plurality, the knocking rods are movably arranged on the case, and the alarm clock is positioned on the moving path of the knocking rods; and
the driving units are arranged on the chassis in a plurality of groups, and the movement of the knocking rod can be controlled by the driving units when the gravity ball reaches the set position;
a sealed cavity is formed between the case and the temperature measuring case, an exhaust cavity is further formed in the case, an exhaust hole communicated with the exhaust cavity is formed in the cavity, and the driving unit comprises:
the sliding rod is movably arranged on the case and is elastically connected with the case, the sliding rod is arranged between the exhaust hole and the exhaust cavity and can control the opening and closing of the exhaust hole, a through hole is arranged on the sliding rod, and the exhaust hole is positioned on the moving path of the through hole;
the limiting disc is coaxially connected with the roller, and is provided with a through groove matched with the slide bar;
the piston is movably arranged in the cavity, the piston is elastically connected with the case, and a power element capable of adjusting the position of the piston is arranged between the case and the piston;
the rotating vane is movably arranged in the exhaust cavity; and
the transmission structure is movably arranged on the case and connected with the rotating blade, and the movement of the knocking rod can be controlled by the transmission structure when the rotating blade moves; the transmission structure comprises a turntable, a driving rod and a guide post;
the rotary table is movably arranged on the machine case and connected with the rotary blades, the guide posts are arranged at the eccentric positions of the rotary table, the driving rod is movably arranged on the machine case and connected with the knocking rod, and guide grooves which are in sliding fit with the guide posts are formed in the driving rod.
2. The temperature detection mechanism for building thermal environment monitoring according to claim 1, wherein the control box comprises a central processing unit, a signal feedback unit and a data processing unit, and the signal feedback unit, the data processing unit and the measurement module are electrically connected with the central processing unit.
3. The temperature detection mechanism for building thermal environment monitoring according to claim 2, wherein the feedback system further comprises a pressure sensor, the pressure sensor is arranged in a perforation formed in the resistance increasing sleeve, the perforation is located on the moving path of the sliding rod, and the pressure sensor is also electrically connected with the central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111300056.5A CN113834577B (en) | 2021-11-04 | 2021-11-04 | Temperature detection mechanism for building thermal environment monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111300056.5A CN113834577B (en) | 2021-11-04 | 2021-11-04 | Temperature detection mechanism for building thermal environment monitoring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113834577A CN113834577A (en) | 2021-12-24 |
| CN113834577B true CN113834577B (en) | 2023-07-21 |
Family
ID=78967219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111300056.5A Active CN113834577B (en) | 2021-11-04 | 2021-11-04 | Temperature detection mechanism for building thermal environment monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113834577B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114665448B (en) * | 2022-05-24 | 2022-08-23 | 上海华建电力设备股份有限公司 | Microcomputer line fault protection device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4020442A (en) * | 1974-03-08 | 1977-04-26 | Hochiki Corporation | Composite-type heat-system fire sensing device |
| NL7409620A (en) * | 1974-07-16 | 1976-01-20 | Oce Van Der Grinten Nv | Regulation of brightness in xerographic copying machine - has resistor strip displaced relative to wiper contact by servo motor using brightness signal |
| GB2003271A (en) * | 1977-08-30 | 1979-03-07 | Froome K | Refractometer |
| US4482091A (en) * | 1982-12-27 | 1984-11-13 | United Technologies Corporation | Temperature sensor |
| CN108911813A (en) * | 2018-08-01 | 2018-11-30 | 重庆市黔江区丰采多有机肥有限公司 | A kind of organic fertilizer vertical efficient Zymolysis Equipment |
| CN209589045U (en) * | 2019-04-25 | 2019-11-05 | 李景义 | A kind of measuring device for slope of highway |
| CN110994271B (en) * | 2020-01-06 | 2020-07-24 | 浙江利恩工程设计咨询有限公司 | Power supply auxiliary equipment with higher safety performance |
| CN112494844A (en) * | 2020-11-23 | 2021-03-16 | 温州韩龙服饰有限公司 | Energy-concerving and environment-protective type has automatic fire prevention function's building information collection device |
| CN112536323B (en) * | 2020-11-23 | 2022-10-28 | 河北机电职业技术学院 | Roller-assisted safety and stability connecting structure |
| CN113079653A (en) * | 2021-03-25 | 2021-07-06 | 南京冠河马商贸有限公司 | Auxiliary device for preventing circuit board from being damaged by over-temperature for wave soldering of plastic component |
| CN113498996B (en) * | 2021-09-08 | 2021-11-26 | 南通四维幕墙装饰装潢有限责任公司 | Curtain installing support device for building engineering |
-
2021
- 2021-11-04 CN CN202111300056.5A patent/CN113834577B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113834577A (en) | 2021-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113834577B (en) | Temperature detection mechanism for building thermal environment monitoring | |
| CN202803262U (en) | High/low-temperature impact test box | |
| CN203465227U (en) | Heat-preserving performance detecting system for building doors and windows | |
| CN206460072U (en) | A kind of apparatus for measuring air quantity | |
| CN202041839U (en) | Multi-state monitoring automatic window system | |
| CN205333034U (en) | Transmission line wire arc on -line monitoring system that hangs down | |
| CN110596348A (en) | Energy-saving soil humidity detecting system with soil hardness detecting function | |
| CN218122779U (en) | Powder concentration alarm device | |
| CN115054855A (en) | Fire alarm device for building construction | |
| CN110568786A (en) | Blasting monitoring system and method for blasting construction of central urban area | |
| CN203275335U (en) | Synchronous detection system of heat transfer coefficient and electricity generating property of photovoltaic building component | |
| CN216349542U (en) | Integrated intelligent mechanism for monitoring mechanical characteristics of pole-mounted switch | |
| CN114100701B (en) | Environmental test chamber for controlling high-low temperature alternation | |
| CN110068385A (en) | A kind of single cylinder piston gas flow standard device of high-end reference level | |
| KR101692321B1 (en) | Testing apparatus for temperature changes of human body | |
| CN220304703U (en) | Integrated bridge monitoring device based on wireless sensor | |
| CN110043169B (en) | Intelligent historical relic storehouse door | |
| CN208000285U (en) | A kind of wall insulation performance detection device | |
| CN221446024U (en) | Intelligent monitoring device of green building | |
| CN207689036U (en) | A kind of temperature-detecting device of the outdoor electrical equipment based on surface acoustic wave | |
| CN217062928U (en) | Switch cabinet | |
| CN206889294U (en) | A kind of reliable blower fan with monitor speed function | |
| CN216870194U (en) | Old tunnel reinforced material structural performance detection device | |
| CN201110789Y (en) | Steel rail welding temperature measuring and controlling apparatus | |
| CN216527491U (en) | Intelligent wireless smoke detection alarm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |