CN106840429B - Device for compositely measuring temperature and liquid level by connecting rod - Google Patents
Device for compositely measuring temperature and liquid level by connecting rod Download PDFInfo
- Publication number
- CN106840429B CN106840429B CN201710188429.1A CN201710188429A CN106840429B CN 106840429 B CN106840429 B CN 106840429B CN 201710188429 A CN201710188429 A CN 201710188429A CN 106840429 B CN106840429 B CN 106840429B
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- liquid level
- temperature
- micro switch
- connecting rod
- measuring
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/32—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements
- G01F23/34—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements using mechanically actuated indicating means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses a device for measuring temperature and liquid level by a connecting rod type combination, which comprises: the base, set up the dial plate that just has the scale sign on the base, the setting is rotated the piece on the base, set up on rotating the piece and be used for the pointer of the scale on the dial plate, set up on rotating the piece and be used for making its pivoted trace, the setting is at the end of trace and be used for measuring the floater of liquid level, set up on the floater and be used for detecting the temperature sensor of liquid temperature, high liquid level micro-gap switch and low liquid level micro-gap switch of setting on the base, the alarm part of being connected with high liquid level micro-gap switch and low liquid level micro-gap switch electricity, and the acquisition terminal of being connected with the temperature sensor electricity. The device can always monitor the temperature of the top liquid, and can automatically trigger the micro switch to start an alarm when the liquid is at the upper limit liquid level and the lower limit liquid level, thereby improving the safety.
Description
Technical Field
The invention belongs to the field of metering monitoring, and relates to a liquid level measuring device, in particular to a connecting rod type device for compositely measuring temperature and liquid level.
Background
With the rapid development of modern industry, various sealed containers and devices are widely used, correct monitoring of the liquid level and temperature of the liquid in the container or the device is very important for the whole system, the liquid level is controlled to be within a certain height range stably, alarm is given out at a limit position, the temperature can be monitored in real time, the safety of the cooling and radiating system is very important, and the liquid level and the top layer liquid level temperature of the cooling liquid in the cooling and radiating system are related to the safety of the whole cooling and radiating system, even the safety of the whole large system.
In the prior art, when monitoring the temperature and the liquid level of liquid, 2 sensors are usually required to be installed in a transformer oil tank and are respectively used for monitoring the oil level and the oil temperature, so that two mounting holes are required to be formed in the tank body, and the temperature sensor is fixedly installed, so that the oil temperature at a certain fixed position can be monitored, and the top layer oil level temperature with the highest temperature is difficult to monitor.
For a liquid cooled system like a transformer, the top layer liquid temperature is typically highest. The service life and quality of the cooling liquid are greatly affected by temperature, the quality of the cooling liquid can be rapidly deteriorated after the temperature exceeds a certain value, and when the liquid level exceeds or is lower than a certain value, if no alarm is given to carry out subsequent treatment, serious faults can occur to the system.
Therefore, a device capable of displaying the liquid level in real time and alarming at the limit position of the liquid level and monitoring the temperature of the top liquid is necessary.
Disclosure of Invention
The invention aims to provide a connecting rod type device for compositely measuring temperature and liquid level, which solves the problem that the existing liquid level meter cannot monitor liquid level and temperature at the same time, can monitor the temperature of top liquid, can automatically trigger a micro switch when the liquid level is at an upper limit and the liquid level is at a lower limit, and starts an alarm, thereby improving the safety.
In order to achieve the above object, the present invention provides a device for measuring temperature and liquid level by a connecting rod type, comprising: the base, set up the dial plate that just has the scale sign on the base, the setting is rotated the piece and is used for the pointer of the scale on the dial plate, the setting is rotated the piece and is used for making its pivoted trace, the setting is at the end of trace and be used for measuring the floater of liquid level, the setting is on the floater and be used for detecting the temperature sensor of liquid temperature, the setting is high liquid level micro-gap switch and low liquid level micro-gap switch on the base, the alarm part of being connected with high liquid level micro-gap switch and low liquid level micro-gap switch electricity, and the acquisition terminal of being connected with temperature sensor.
Wherein, the axes of the dial plate and the rotating piece are the same.
Wherein, the rotating piece on be equipped with: the touch piece is used for enabling the high liquid level micro switch and the low liquid level micro switch to be opened and closed; the touch piece and the pointer are positioned on the same axis.
When the device is in a use state, the floating ball moves upwards along with the rise of the liquid level, and moves downwards along with the fall of the liquid level, so that the temperature sensor is always under the liquid level of the top layer; when the liquid level is at the upper limit liquid level, the pointer rotates to the upper limit liquid level value on the dial, the touch piece touches the high liquid level micro switch to be started, the alarm part and the high liquid level micro switch form an electric loop, and the alarm part alarms; when the liquid level is at the lower limit liquid level, the pointer rotates to the lower limit liquid level value on the dial plate, the touch piece touches the low liquid level micro switch to be started, the alarm part and the low liquid level micro switch form an electric loop, and the alarm part alarms.
The inside of the linkage rod is provided with a hollow structure; and a lead connected with the temperature sensor is led out from the hollow structure of the linkage rod.
The linkage rod is a metal linkage rod or a plastic linkage rod.
The alarm part comprises: a buzzer.
The alarm unit also comprises: LED indicator light.
The acquisition terminal comprises: an information transmitter.
The device further comprises: and receiving the terminal.
The receiving terminal comprises: a computer or a mobile phone.
The device further comprises: a transparent cover arranged on the dial plate.
The connecting rod type device for compositely measuring the temperature and the liquid level solves the problem that the existing liquid level meter cannot monitor the liquid level and the temperature at the same time, and has the following advantages:
(1) The device is provided with the temperature sensor on the floating ball, so that the temperature of liquid can be monitored while the liquid level is monitored, and the temperature of top liquid can be monitored all the time;
(2) The device is provided with the micro switch on the dial, and when the upper limit liquid level and the lower limit liquid level are reached, the micro switch is automatically triggered, and the alarm is started, so that the safety is improved;
(3) The device is provided with the acquisition terminal, can transmit the temperature monitored by the temperature sensor to the acquisition terminal, and transmits the temperature to the receiving terminal through the information transmitter, so that a worker can know the monitored temperature in time, and remote and automatic monitoring is realized.
Drawings
Fig. 1 is a schematic structural diagram of a device for measuring temperature and liquid level by combining connecting rods according to the invention.
FIG. 2 is a diagram showing the state of use of the device for measuring temperature and liquid level by the connecting rod type combination of the present invention.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, the structure of the device for measuring temperature and liquid level by the connecting rod type composite device of the invention is shown, and the device comprises: the base 4, set up the dial plate 5 that just has the scale sign on the base 4, the setting is rotated piece 7 on the base 4, set up on rotating piece 7 and be used for instructing the pointer 6 of the scale on the dial plate 5, set up on rotating piece 7 and be used for making rotating piece 7 pivoted trace 3, set up at the end of trace 3 and be used for measuring the floater 2 of liquid level, set up on floater 2 and be used for detecting the temperature sensor 1 of liquid, high liquid level micro-gap switch 8A and low liquid level micro-gap switch 8B of setting on the base 4, the alarm part who is connected with high liquid level micro-gap switch 8A and low liquid level micro-gap switch 8B, and the acquisition terminal who is connected with temperature sensor 1. Wherein the axes of dial 5 and rotary member 7 are the same. The floating ball 2 is made of plastic or other low-density materials. The scale of the dial 5, and the angle of the pointer 6 and the trace 3 are preset.
The rotor 7 is provided with: and a trigger for opening and closing the high-level micro switch 8A and the low-level micro switch 8B. The touching piece and the pointer 6 are positioned on the same axis and form an angle of 180 degrees.
As shown in fig. 2, a state diagram of the connecting rod type device for measuring temperature and liquid level is shown, in the state of use, the floating ball 2 moves upwards along with the rise of the liquid level, moves downwards along with the fall of the liquid level, and the temperature sensor 1 is always under the liquid level of the top layer; when the liquid level is at the upper limit liquid level (the maximum value of the preset safe liquid level), the pointer 6 rotates to the upper limit liquid level value on the dial 5, the touch piece touches the high liquid level micro switch 8A to be started, the alarm part and the high liquid level micro switch 8A form an electric loop, and the alarm part alarms; when the liquid level is at the lower limit liquid level (the minimum value of the preset safe liquid level), the pointer 6 rotates to the lower limit liquid level value on the dial 5, the touch piece touches the low liquid level micro switch 8B to be opened, the alarm part and the low liquid level micro switch 8B form an electric loop, and the alarm part alarms. When the upper limit liquid level and the lower limit liquid level are reached, the micro switch is automatically triggered, and the alarm is started, so that the safety is improved.
The inside of the linkage rod 3 is provided with a hollow structure; the lead 10 connected to the temperature sensor 1 is led out from the hollow structure of the trace 3.
The linkage rod 3 is a metal linkage rod or a plastic linkage rod.
The alarm unit includes: a buzzer. Preferably, the alarm unit further comprises: LED indicator light.
The acquisition terminal comprises: an information transmitter.
The device of the invention further comprises: and receiving the terminal. The receiving terminal includes: a computer or a mobile phone. The device can transmit the temperature monitored by the temperature sensor 1 to the acquisition terminal and send the temperature to the receiving terminal through the information transmitter, so that a worker can know the monitored temperature in time, and remote and automatic monitoring is realized.
The device of the invention further comprises: a transparent cover 9 provided on the dial 5. According to an embodiment of the invention, the transparent cover 9 is a plastic transparent cover or a glass transparent cover, and the transparent cover 9 is mounted with the dial 5 and the base 4 by fixing members and screws arranged at the edges thereof.
The invention relates to a use method of a connecting rod type device for compositely measuring temperature and liquid level, which comprises the following steps:
when the connecting rod type device for measuring the temperature and the liquid level in a combined way is used, the device is fixed on the outer wall of the container close to the top of the container, and the floating ball 2 is inserted into the solution to monitor the temperature and the liquid level of the solution.
When the liquid level changes, the floating ball 2 is driven to move up and down, the floating ball 2 drives the linkage rod 3 to rotate, so that the rotating piece 7 starts to rotate, and the pointer 6 also rotates under the rotation of the rotating piece 7, so that the current liquid level is indicated. When the liquid level reaches the upper limit liquid level or the lower limit liquid level, the pointer 6 points to the upper limit liquid level value or the lower limit liquid level value correspondingly, and the touch piece on the rotating piece 7 contacts the high liquid level micro switch 8A or the low liquid level micro switch 8B, so that the high liquid level micro switch 8A or the low liquid level micro switch 8B and the alarm device form a loop to trigger an alarm.
The temperature sensor 1 on the floating ball 2 is always immersed in the top liquid, monitored data can be transmitted to the acquisition terminal, and the information is timely transmitted to the receiving terminal, so that the real-time monitoring and the remote monitoring of the temperature of the top liquid are realized.
The connecting rod type device for compositely measuring the temperature and the liquid level can be used for monitoring the liquid level and the temperature of the coolant in a liquid cooling system, the top liquid temperature of the coolant is generally highest, the service life and the quality of the coolant are greatly influenced by the temperature, and the quality of the coolant can be rapidly deteriorated when the temperature exceeds a certain value; when the liquid level exceeds or falls below a preset safety value, if no alarm is given for subsequent processing, serious faults can occur in the system. The temperature sensor 1 of the device is positioned on the top layer of the liquid along with the movement of the floating ball 2, can monitor the temperature of the coolant at any time and pre-warn the limit liquid level, and improves the safety and the service life of a cooling system.
In summary, the device for measuring the temperature and the liquid level by the connecting rod type compound can monitor the liquid level and monitor the temperature of the liquid at the same time, and can automatically trigger the micro switch to start an alarm when the liquid level is the upper limit liquid level and the lower limit liquid level, thereby improving the safety.
While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention. Many modifications and substitutions of the present invention will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (9)
1. A device for the combined measurement of temperature and liquid level by a connecting rod, the device comprising:
a base (4),
a dial (5) arranged on the base (4) and provided with scale marks,
a rotating member (7) provided on the base (4),
a pointer (6) arranged on the rotating member (7) for indicating the scale on the dial plate (5),
a linkage rod (3) arranged on the rotating piece (7) and used for rotating the rotating piece,
a floating ball (2) arranged at the tail end of the linkage rod (3) and used for measuring the liquid level,
a temperature sensor (1) arranged on the floating ball (2) and used for detecting the temperature of the liquid,
a high liquid level micro switch (8A) and a low liquid level micro switch (8B) which are arranged on the base (4),
an alarm part electrically connected with the high liquid level micro switch (8A) and the low liquid level micro switch (8B), and
the acquisition terminal is connected with the temperature sensor (1);
the axes of the dial (5) and the rotating piece (7) are the same;
the rotating piece (7) is provided with: a touch piece for opening and closing the high liquid level micro switch (8A) and the low liquid level micro switch (8B); the touch piece and the pointer (6) are positioned on the same axis;
when the device is in a use state, the floating ball (2) moves upwards along with the rise of the liquid level, and the temperature sensor (1) moves downwards along with the fall of the liquid level, and is always under the liquid level of the top layer; when the liquid level is at the upper limit liquid level, the pointer (6) rotates to the upper limit liquid level value on the dial plate (5), the touch piece touches the high liquid level micro switch (8A) to be started, the alarm part and the high liquid level micro switch (8A) form an electric loop, and the alarm part alarms; when the liquid level is at the lower limit liquid level, the pointer (6) rotates to the lower limit liquid level value on the dial plate (5), the touch piece touches the low liquid level micro switch (8B) to be started, the alarm part and the low liquid level micro switch (8B) form an electric loop, and the alarm part alarms.
2. The device for compositely measuring the temperature and the liquid level by the connecting rod according to claim 1, wherein the inside of the connecting rod (3) is provided with a hollow structure;
and a lead (10) connected with the temperature sensor (1) is led out from the hollow structure of the linkage rod (3).
3. The device for measuring the temperature and the liquid level by combining the connecting rods according to claim 2, wherein the connecting rod (3) is a metal connecting rod or a plastic connecting rod.
4. The device for measuring temperature and liquid level by combining connection rod type according to claim 1, wherein the alarm part comprises: a buzzer.
5. The device for combined measuring temperature and liquid level according to claim 4, wherein the alarm unit further comprises: LED indicator light.
6. The device for measuring temperature and liquid level by combining connection rod type according to claim 1, wherein the acquisition terminal comprises: an information transmitter.
7. The apparatus for combined measuring temperature and fluid level of claim 6, further comprising: and receiving the terminal.
8. The device for measuring temperature and liquid level by combining a connecting rod according to claim 7, wherein the receiving terminal comprises: a computer or a mobile phone.
9. The apparatus for combined measurement of temperature and liquid level according to any one of claims 1 to 8, further comprising: and a transparent cover (9) arranged on the dial (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188429.1A CN106840429B (en) | 2017-03-27 | 2017-03-27 | Device for compositely measuring temperature and liquid level by connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188429.1A CN106840429B (en) | 2017-03-27 | 2017-03-27 | Device for compositely measuring temperature and liquid level by connecting rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106840429A CN106840429A (en) | 2017-06-13 |
| CN106840429B true CN106840429B (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710188429.1A Active CN106840429B (en) | 2017-03-27 | 2017-03-27 | Device for compositely measuring temperature and liquid level by connecting rod |
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| Country | Link |
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| CN (1) | CN106840429B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860487A (en) * | 2017-11-23 | 2018-03-30 | 上海置信电气股份有限公司 | The oil level and oil temperature integration monitoring method and device of distribution transformer |
| CN110006503A (en) * | 2019-03-20 | 2019-07-12 | 安徽中科大国祯信息科技有限责任公司 | A kind of novel water level sensor |
Citations (2)
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| CN201517938U (en) * | 2009-10-26 | 2010-06-30 | 上海海鼎实业发展有限公司 | Liquid level indication controller |
| CN206638354U (en) * | 2017-03-27 | 2017-11-14 | 上海置信电气非晶有限公司 | A kind of device of link-type duplex measurement temperature and liquid level |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8400320B2 (en) * | 2009-12-30 | 2013-03-19 | Eduardo Pedrosa Santos | System for monitoring oil level and detecting leaks in power transformers, reactors, current and potential transformers, high voltage bushings and the like |
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2017
- 2017-03-27 CN CN201710188429.1A patent/CN106840429B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201517938U (en) * | 2009-10-26 | 2010-06-30 | 上海海鼎实业发展有限公司 | Liquid level indication controller |
| CN206638354U (en) * | 2017-03-27 | 2017-11-14 | 上海置信电气非晶有限公司 | A kind of device of link-type duplex measurement temperature and liquid level |
Non-Patent Citations (1)
| Title |
|---|
| 佟望舒 ; 李晓宇 ; 王琦 ; .输液瓶液位测量及报警装置.中国现代教育装备.2010,(07),第233-35页. * |
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| CN106840429A (en) | 2017-06-13 |
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