CN204679162U - Constant temperature balance - Google Patents
Constant temperature balance Download PDFInfo
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- CN204679162U CN204679162U CN201520296915.1U CN201520296915U CN204679162U CN 204679162 U CN204679162 U CN 204679162U CN 201520296915 U CN201520296915 U CN 201520296915U CN 204679162 U CN204679162 U CN 204679162U
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- temperature
- weighing unit
- constant temperature
- balance
- container cavity
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Abstract
The utility model discloses a kind of constant temperature balance, comprise body, weighing unit, sky lift, control device, temperature sensor, temperature control equipment, container cavity is provided with in body, weighing unit is arranged in container cavity, body is provided with mounting hole, it lifts and to stretch into container cavity from mounting hole and to be fixedly connected with weighing unit, and temperature control equipment is arranged on body, and control device is electrically connected with temperature sensor, temperature control equipment respectively.Above-mentioned constant temperature balance, weighing unit is arranged in airtight working environment, it lifts the article stretching out to place from body and need to weigh, temperature sensor respond in real time and the operating ambient temperature information transmitting weighing unit to control device, control device regulates operating ambient temperature according to this operating ambient temperature information control temperature regulating device, make operating ambient temperature keep constant, avoid the generation of temperature drift phenomenon, improve the measuring accuracy of balance.
Description
Technical field
The utility model relates to balance technical field, particularly a kind of constant temperature balance.
Background technology
Balance is the instrument for weighed object weight, be widely used in various material precision weigh in the middle of, its degree of accuracy is most important for measurement result.For precision balance, because the object to be measured of precision balance has high requirement to measuring accuracy, a bit error in measuring process all can produce impact greatly to measurement result, and the minor fluctuations being thus just extraneous factor is not also allowed to.In actual application, when the operating ambient temperature change of balance, the measurement result of balance there will be and varies with temperature and the drift phenomenon that changes.
Summary of the invention
Based on this, the utility model is the defect overcoming prior art, provides a kind of constant temperature balance, carries out thermostatic control to balance, reduces temperature variation to the interference of balance measurement result, improves the measuring accuracy of balance.
Its technical scheme is as follows:
A kind of constant temperature balance, comprise body, weighing unit, sky lift, control device, temperature sensor, temperature control equipment, container cavity is provided with in described body, described weighing unit is arranged in container cavity, described body is provided with mounting hole, described sky lifts and to stretch into container cavity from mounting hole and to be fixedly connected with weighing unit, and described temperature control equipment is arranged on body, and described control device is electrically connected with temperature sensor, temperature control equipment respectively.
Wherein in an embodiment, described temperature control equipment is semiconductor chilling plate.
Wherein in an embodiment, described constant temperature balance also comprises heat radiator, and described semiconductor chilling plate comprises connected hot junction paster and cold junction paster, and described cold junction paster is arranged on body, and described heat radiator is arranged on the paster of hot junction.
Wherein in an embodiment, described constant temperature balance also comprises radiator fan, and described radiator fan is arranged on the position near hot junction paster.
Wherein in an embodiment, described semiconductor chilling plate is two, and two described semiconductor chilling plates are separately positioned on the both sides of body.
Wherein in an embodiment, described temperature sensor is arranged in container cavity.
Wherein in an embodiment, outer wall or the inwall of described body are provided with thermofin.
Wherein in an embodiment, described constant temperature balance also comprises balance base, and described body is fixed on balance base.
Below the advantage of preceding solution or principle are described:
Above-mentioned constant temperature balance, weighing unit is arranged in the container cavity of body, form an airtight working environment, it lifts the article stretching out to place from body and need to weigh, it is lifted to be installed with weighing unit by mounting hole and is connected, temperature sensor respond in real time and the operating ambient temperature information transmitting weighing unit to control device, control device regulates operating ambient temperature according to this operating ambient temperature information control temperature regulating device, operating ambient temperature is made to keep constant, avoid the generation of temperature drift phenomenon, improve the measuring accuracy of balance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the constant temperature balance described in the utility model embodiment.
Description of reference numerals:
1, body, 2, weighing unit, 3, sky lifts, 4, control device, 5, temperature sensor, 6, semiconductor chilling plate, 7, heat radiator, 8, radiator fan, 9, balance base.
Embodiment
Below embodiment of the present utility model is described in detail:
As shown in Figure 1, constant temperature balance described in the present embodiment, comprise body 1, weighing unit 2, sky lift 3, control device 4, temperature sensor 5, temperature control equipment, container cavity is provided with in described body 1, described weighing unit 2 is arranged in container cavity, described body 1 is provided with mounting hole, described sky lifts 3 and to stretch into container cavity from mounting hole and to be fixedly connected with weighing unit 2, described temperature control equipment is arranged on body 1, and described control device 4 is electrically connected with temperature sensor 5, temperature control equipment respectively.Above-mentioned constant temperature balance, weighing unit 2 is arranged in the container cavity of body 1, form an airtight working environment, it lifts 3 from body 1, stretches out to place the article needing to weigh, it is lifted 3 and to be installed with weighing unit 2 by mounting hole and be connected, temperature sensor 5 respond in real time and the operating ambient temperature information transmitting weighing unit 2 to control device 4, control device 4 regulates operating ambient temperature according to this operating ambient temperature information control temperature regulating device, operating ambient temperature is made to keep constant, avoid the generation of temperature drift phenomenon, improve the measuring accuracy of balance.
In the present embodiment, described temperature control equipment is semiconductor chilling plate 6, and its advantage is not need to use any cold-producing medium, can work long hours, do not shake during work, noise and installing easily, some limited space systems, occasion that reliability requirement is high can be applied in.Semiconductor chilling plate 6 is electric current transducing type elements, by the control of input current, can realize high-precision temperature and control, also can use other temperature control equipment in other embodiments.
As shown in Figure 1, described constant temperature balance also comprises heat radiator 7, described semiconductor chilling plate 6 comprises connected hot junction paster and cold junction paster, described cold junction paster is arranged on body 1, described heat radiator 7 is arranged on the paster of hot junction, reduced the temperature of hot junction paster by heat radiator 7 active heat removal, the temperature of cold junction paster also can decline accordingly, thus can reach lower temperature.Further, described constant temperature balance also comprises radiator fan 8, and described radiator fan 8 is arranged on the position near hot junction paster, is the hot junction paster heat radiation of semiconductor chilling plate 6.
In the present embodiment, described semiconductor chilling plate 6 is two, and two described semiconductor chilling plates 6 are separately positioned on the both sides of body 1, can reduce the temperature difference of diverse location in body 1, balances the temperature in body 1 better.We correspondingly can increase the quantity of semiconductor chilling plate 6 according to the actual requirements.Preferably, described temperature sensor 5 is arranged in container cavity, can measure the operating ambient temperature of weighing unit 2 more accurately.
Outer wall or the inwall of the body 1 described in this enforcement are provided with thermofin, to ensure the constant of temperature in body 1.Described constant temperature balance also comprises balance base 9, and described body 1 is fixed on balance base 9, makes the weighing unit 2 in body 1 be in a more stable working environment.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (8)
1. a constant temperature balance, it is characterized in that, comprise body, weighing unit, sky lift, control device, temperature sensor, temperature control equipment, container cavity is provided with in described body, described weighing unit is arranged in container cavity, and described body is provided with mounting hole, and described sky lifts and to stretch into container cavity from mounting hole and to be fixedly connected with weighing unit, described temperature control equipment is arranged on body, and described control device is electrically connected with temperature sensor, temperature control equipment respectively.
2. constant temperature balance according to claim 1, is characterized in that, described temperature control equipment is semiconductor chilling plate.
3. constant temperature balance according to claim 2, is characterized in that, also comprise heat radiator, and described semiconductor chilling plate comprises connected hot junction paster and cold junction paster, and described cold junction paster is arranged on body, and described heat radiator is arranged on the paster of hot junction.
4. constant temperature balance according to claim 3, is characterized in that, also comprise radiator fan, and described radiator fan is arranged on the position near hot junction paster.
5. the constant temperature balance according to any one of claim 2-4, is characterized in that, described semiconductor chilling plate is two, and two described semiconductor chilling plates are separately positioned on the both sides of body.
6. the constant temperature balance according to any one of claim 2-4, is characterized in that, described temperature sensor is arranged in container cavity.
7. the constant temperature balance according to any one of claim 2-4, is characterized in that, outer wall or the inwall of described body are provided with thermofin.
8. the constant temperature balance according to any one of claim 2-4, is characterized in that, also comprise balance base, described body is fixed on balance base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520296915.1U CN204679162U (en) | 2015-05-08 | 2015-05-08 | Constant temperature balance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520296915.1U CN204679162U (en) | 2015-05-08 | 2015-05-08 | Constant temperature balance |
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| CN204679162U true CN204679162U (en) | 2015-09-30 |
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| CN201520296915.1U Active CN204679162U (en) | 2015-05-08 | 2015-05-08 | Constant temperature balance |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071631A1 (en) * | 2015-10-28 | 2017-05-04 | 刘素华 | Dynamic weighing constant temperature metric conveyor |
| CN110426108A (en) * | 2019-09-16 | 2019-11-08 | 徐州上达科技有限公司 | A kind of belt balance with high precision for extreme temperature environment |
| CN112285452A (en) * | 2020-09-10 | 2021-01-29 | 河北工业大学 | Device and method for measuring low-temperature characteristics of electrical parameters |
| CN113330286A (en) * | 2019-02-05 | 2021-08-31 | 赛多利斯实验室仪器有限责任两合公司 | Weight measuring system |
| CN115824574A (en) * | 2023-02-09 | 2023-03-21 | 中国航空工业集团公司沈阳空气动力研究所 | Balance device with temperature self-adjusting function and installation and adjustment method |
-
2015
- 2015-05-08 CN CN201520296915.1U patent/CN204679162U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071631A1 (en) * | 2015-10-28 | 2017-05-04 | 刘素华 | Dynamic weighing constant temperature metric conveyor |
| CN113330286A (en) * | 2019-02-05 | 2021-08-31 | 赛多利斯实验室仪器有限责任两合公司 | Weight measuring system |
| CN110426108A (en) * | 2019-09-16 | 2019-11-08 | 徐州上达科技有限公司 | A kind of belt balance with high precision for extreme temperature environment |
| CN110426108B (en) * | 2019-09-16 | 2021-06-22 | 徐州上达科技有限公司 | High-precision belt scale for extreme temperature environment |
| CN112285452A (en) * | 2020-09-10 | 2021-01-29 | 河北工业大学 | Device and method for measuring low-temperature characteristics of electrical parameters |
| CN112285452B (en) * | 2020-09-10 | 2023-03-03 | 河北工业大学 | Device and method for measuring low-temperature characteristics of electrical parameters |
| CN115824574A (en) * | 2023-02-09 | 2023-03-21 | 中国航空工业集团公司沈阳空气动力研究所 | Balance device with temperature self-adjusting function and installation and adjustment method |
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| C14 | Grant of patent or utility model | ||
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Effective date of registration: 20160831 Address after: Baiyun Street, Baiyun District of Guangzhou City, Guangdong province 510360 jinbaolu 2-6 No. A1 Building Room 601 Patentee after: LABSTONE INSTRUMENTS TECHNOLOGY CO., LTD. Patentee after: GUANGZHOU QUALITY SUPERVISION AND TESTING INSTITUTE Address before: Baiyun Street, Baiyun District of Guangzhou City, Guangdong province 510360 jinbaolu 2-6 No. A1 Building Room 601 Patentee before: LABSTONE INSTRUMENTS TECHNOLOGY CO., LTD. |