CN212943002U - Constant temperature device applied to moisture tester - Google Patents
Constant temperature device applied to moisture tester Download PDFInfo
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- CN212943002U CN212943002U CN202020567494.2U CN202020567494U CN212943002U CN 212943002 U CN212943002 U CN 212943002U CN 202020567494 U CN202020567494 U CN 202020567494U CN 212943002 U CN212943002 U CN 212943002U
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Abstract
The utility model discloses a be applied to constant temperature equipment on moisture tester, include: the heating mechanism is arranged on the weighing mechanism; the weighing mechanism includes: the top of the weighing instrument shell is provided with a groove, at least one air inlet channel and at least one air exhaust channel are arranged in the weighing instrument shell, and the air inlet channel and the air exhaust channel are respectively communicated with the groove; the fan is arranged in the air exhaust channel; the sample assembly is arranged in the groove; the heat insulation assembly is arranged in the groove and located between the sample assembly and the bottom of the groove, a ventilation cavity is formed between the heat insulation assembly and the bottom of the groove, and the air inlet channel, the ventilation cavity and the air exhaust channel are sequentially communicated. The utility model discloses form the air bed that flows between heating mechanism and weighing mechanism to ensure that weighing sensor does not receive the ambient temperature influence, improve measurement accuracy.
Description
Technical Field
The utility model relates to a moisture meter's technical field especially relates to a be applied to constant temperature equipment on moisture meter.
Background
The moisture meter is an instrument for heating and evaporating moisture of an object to be measured and carrying out weighing calculation. In the prior art, when a halogen tube in a moisture tester is heated, the temperature of a weighing sensor is increased, so that measurement deviation is caused.
Disclosure of Invention
To the above-mentioned problem that the halogen tube heating can cause weighing sensor temperature to rise to current moisture meter, leads to the measurement deviation, aim at now providing a constant temperature equipment who is applied to on the moisture meter, form the air bed that flows between heating mechanism and weighing mechanism to ensure that weighing sensor does not receive the ambient temperature influence, improve measurement accuracy.
The specific technical scheme is as follows:
a thermostat for use in a moisture meter, comprising: the heating device comprises a weighing mechanism and a heating mechanism arranged on the weighing mechanism;
the weighing mechanism includes:
the top of the weighing instrument shell is provided with a groove, at least one air inlet channel and at least one air exhaust channel are arranged in the weighing instrument shell, and the air inlet channel and the air exhaust channel are respectively communicated with the groove;
the fan is arranged in the exhaust channel;
a sample assembly mounted within the recess;
the heat insulation assembly is arranged in the groove and located between the sample assembly and the bottom of the groove, a ventilation cavity is formed between the heat insulation assembly and the bottom of the groove, and the air inlet channel, the ventilation cavity and the air exhaust channel are sequentially communicated.
In the thermostat applied to the moisture meter, the weighing instrument shell is internally provided with the lower air duct cover plate, and the air exhaust channel is formed between the inner side of the top of the weighing instrument shell and the lower air duct cover plate.
Foretell be applied to constant temperature equipment on moisture determination appearance, wherein, thermal-insulated subassembly includes from last heat-proof slot, heat insulating board and the wind channel upper cover plate that sets gradually down, the wind channel upper cover plate with form between the bottom of recess the ventilation chamber, weighing instrument casing is located the one end of recess is equipped with logical groove, the ventilation chamber passes through logical groove with the passageway of airing exhaust is linked together.
The above-mentioned thermostat applied to the moisture meter, wherein the heating mechanism includes:
one end of the heating bin shell is rotatably connected with the top of one end of the weighing instrument shell;
a heating chamber mounting cover mounted within the heating chamber housing;
and the heating assembly is arranged in the heating bin mounting cover and is positioned above the sample assembly.
The thermostat applied to the moisture meter, wherein the heating component comprises:
the heat reflection cover is arranged in the heating bin installation cover;
the glass cover is arranged at the bottom of the heat reflection cover;
the temperature switch is arranged on the heating bin mounting cover;
the temperature sensing copper sheet is connected with the temperature switch and extends into the space between the heat reflection cover and the glass cover;
the halogen tube is arranged on the heating chamber mounting cover and extends into the space between the heat reflection cover and the glass cover;
and the temperature sensor is arranged on the heating bin mounting cover and extends into the space between the heat reflecting cover and the glass cover.
The above-mentioned constant temperature equipment who is applied to on the moisture apparatus, wherein, the heating chamber installation cover with install between the heating chamber shell and separate the temperature cotton.
The thermostat applied to a moisture meter as described above, wherein the sample assembly includes:
the sample chamber is arranged in the groove;
the scale pan frame is erected in the sample chamber;
a scale pan moving handle arranged in the sample chamber;
the scale pan is arranged on the scale pan frame, and the scale pan moving handle is positioned below the scale pan.
Foretell be applied to constant temperature equipment on moisture tester, wherein, be formed with two in the weighing instrument casing inlet air channel, two inlet air channel symmetry respectively is located the both sides of recess, two inlet air channel all sets up along vertical direction.
The constant temperature device applied to the moisture tester is characterized in that the weighing instrument shell comprises an upper instrument shell and a lower instrument shell which are connected with each other, and the groove is formed in the top of the upper instrument shell.
In the above thermostat applied to the moisture meter, one end of the heating chamber housing is rotatably connected to the top of one end of the weighing instrument housing through two rotating shafts, and two rotating shaft springs are respectively mounted on the two rotating shafts;
the weighing instrument comprises a weighing instrument shell and is characterized in that a horizontal bulb, a weighing sensor, a main PCB and an optical coupling column are arranged in the weighing instrument shell, and an LED screen and a screen PCB are arranged at the other end of the weighing instrument shell.
Compared with the prior art, the technical scheme has the positive effects that:
the utility model discloses form the chamber of ventilating between heating mechanism and weighing mechanism, circulate through inlet air duct and exhaust channel, make inlet air duct, the chamber of ventilating and exhaust channel form mobile air bed to ensure that weighing sensor does not receive the ambient temperature influence, improve measurement accuracy.
Drawings
Fig. 1 is a schematic view of the overall structure of a thermostat applied to a moisture meter according to the present invention;
fig. 2 is a sectional view showing the overall structure of a thermostat applied to a moisture meter according to the present invention;
fig. 3 is a sectional view showing the overall structure of a thermostat applied to a moisture meter according to the present invention;
FIG. 4 is a schematic structural view of an upper case of a thermostat for a moisture meter according to the present invention;
FIG. 5 is a schematic view of the upper case of the thermostat of the present invention applied to a moisture meter;
fig. 6 is a schematic structural view of a weighing instrument housing of a thermostat applied to a moisture meter according to the present invention;
fig. 7 is a schematic structural view of the heating mechanism of the thermostat applied to the moisture meter of the present invention;
FIG. 8 is a schematic view of an exploded view of a sample assembly of a thermostat for a moisture meter according to the present invention;
fig. 9 is an exploded view of a heat insulation assembly of a thermostat for a moisture meter according to the present invention;
fig. 10 is a schematic structural view of a rotating shaft and a rotating shaft spring of a thermostat applied to a moisture meter according to the present invention;
in the drawings: 1. a weighing mechanism; 2. a heating mechanism; 3. a weighing instrument housing; 4. a fan; 5. a sample assembly; 6. an insulating assembly; 7. a groove; 8. an air inlet channel; 9. an air exhaust channel; 10. a ventilation cavity; 11. an air duct lower cover plate; 12. an air duct upper cover plate; 13. a heat insulation plate; 14. a heat insulation groove; 15. a through groove; 16. a heated bin housing; 17. a heating chamber mounting cover; 18. a heating assembly; 19. a heat reflective cover; 20. a glass cover; 21. a temperature switch; 22. a temperature sensing copper sheet; 23. a halogen tube; 24. a temperature sensor; 25. heat insulation cotton; 26. a sample chamber; 27. a scale pan frame; 28. a scale pan moving handle; 29. weighing a scale pan; 30. a rotating shaft; 31. an instrument upper shell; 32. an instrument lower shell; 33. a spindle spring; 34. horizontal bubble; 35. a weighing sensor; 36. a main PCB board; 37. the optical coupling column; 38. an LED screen; 39. a screen PCB board; 40. and (5) an instrument horn.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
FIG. 1 is a schematic view showing the overall structure of a thermostat applied to a moisture meter of the present invention, FIG. 2 is a sectional view showing the overall structure of a thermostat applied to a moisture meter of the present invention, FIG. 3 is a sectional view showing the overall structure of a thermostat applied to a moisture meter of the present invention, FIG. 4 is a schematic view showing the structure of an upper case of a thermostat applied to a moisture meter of the present invention, FIG. 5 is a schematic view showing the structure of an upper case of a thermostat applied to a moisture meter of the present invention, FIG. 6 is a schematic view showing the structure of a weighing apparatus case of a thermostat applied to a moisture meter of the present invention, FIG. 7 is a schematic view showing the structure of a heating mechanism of a thermostat applied to a moisture meter of the present invention, FIG. 8 is a schematic view showing the exploded structure of a sample assembly of a thermostat applied to a moisture meter of the present invention, fig. 9 is the utility model relates to a be applied to the thermal-insulated subassembly's of constant temperature equipment's on moisture meter decomposition structure sketch map, fig. 10 is the utility model relates to a be applied to constant temperature equipment's on moisture meter pivot and the structure sketch map of pivot spring, as shown in fig. 1 to 10, show a constant temperature equipment of being applied to on moisture meter of preferred embodiment, include: a weighing mechanism 1 and a heating mechanism 2 mounted on the weighing mechanism 1.
Further, as a preferred embodiment, the weighing mechanism 1 includes: weighing instrument casing 3, fan 4, sample subassembly 5 and thermal-insulated subassembly 6, weighing instrument casing 3's top is formed with recess 7, be equipped with an at least inlet air duct 8 and air exhaust channel 9 in weighing instrument casing 3, inlet air duct 8, air exhaust channel 9 is linked together with recess 7 respectively, fan 4 is installed in air exhaust channel 9, sample subassembly 5 is installed in recess 7, thermal-insulated subassembly 6 is located between the bottom of sample subassembly 5 and recess 7, be formed with ventilation chamber 10 between thermal-insulated subassembly 6 and recess 7's the bottom, inlet air duct 8, ventilation chamber 10 and air exhaust channel 9 communicate in proper order.
Further, as a preferred embodiment, an air duct lower cover plate 11 is installed in the weighing instrument housing 3, and an air exhaust channel 9 is formed between the inner side of the top of the weighing instrument housing 3 and the air duct lower cover plate 11.
Further, as a preferred embodiment, the heat insulation assembly 6 includes a heat insulation groove 14, a heat insulation plate 13 and an air duct upper cover plate 12 which are sequentially arranged from top to bottom, a ventilation cavity 10 is formed between the air duct upper cover plate 12 and the bottom of the groove 7, a through groove 15 is arranged at one end of the weighing instrument housing 3 located at the groove 7, and the ventilation cavity 10 is communicated with the exhaust channel 9 through the through groove 15.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 to fig. 10, the heating mechanism 2 includes: heating chamber shell 16, heating chamber installation cover 17 and heating element 18, the top of the one end of heating chamber shell 16 and weighing instrument casing 3 is rotated and is connected, and heating chamber installation cover 17 is installed in heating chamber shell 16, and heating element 18 is installed in heating chamber installation cover 17, and heating element 18 is located the top of sample subassembly 5.
In a further embodiment of the present invention, the heating assembly 18 comprises: the heat reflection cover 19 is installed in the heating chamber installation cover 17, the glass cover 20 is installed at the bottom of the heat reflection cover 19, the temperature switch 21 is installed on the heating chamber installation cover 17, the temperature sensing copper sheet 22 is connected with the temperature switch 21, the temperature sensing copper sheet 22 extends into a space between the heat reflection cover 19 and the glass cover 20, the halogen tube 23 is installed on the heating chamber installation cover 17, the halogen tube 23 extends into a space between the heat reflection cover 19 and the glass cover 20, the temperature sensor 24 is installed on the heating chamber installation cover 17, and the temperature sensor 24 extends into a space between the heat reflection cover 19 and the glass cover 20.
In a further embodiment of the present invention, a thermal insulation cotton 25 is installed between the heating chamber mounting cover 17 and the heating chamber housing 16.
In a further embodiment of the present invention, the sample assembly 5 comprises: the scale comprises a sample room 26, a scale tray frame 27, a scale tray moving handle 28 and a scale tray 29, wherein the sample room 26 is arranged in the groove 7, the scale tray frame 27 is arranged in the sample room 26, the scale tray moving handle 28 is arranged in the sample room 26, the scale tray 29 is arranged on the scale tray frame 27, and the scale tray moving handle 28 is positioned below the scale tray 29.
The utility model discloses a in the further embodiment, be formed with two inlet air channel 8 in the weighing instrument casing 3, two inlet air channel 8 difference symmetric position are in the both sides of recess 7, and two inlet air channel 8 all set up along vertical direction.
In a further embodiment of the present invention, the weighing apparatus housing 3 includes an upper case 31 and a lower case 32 connected to each other, and the top of the upper case 31 forms the groove 7.
The utility model discloses a in the further embodiment, the top of the one end of heated warehouses shell 16 through two pivots 30 and weighing instrument casing 3 is rotated and is connected, installs pivot spring 33 on two pivots 30 respectively.
The utility model discloses a in the further embodiment, be equipped with horizontal bubble 34, weighing sensor 35, main PCB board 36 and opto-coupler post 37 in the weighing instrument casing 3, the other end of weighing instrument casing 3 is equipped with LED screen 38 and screen PCB board 39.
Preferably, the temperature sensor 24 and the halogen tube 23 are fixed by fixing members, respectively.
Preferably, the bottom of the instrument lower housing 32 is provided with a plurality of instrument corners 40.
Preferably, the sample assembly 5 is used for placing an object to be measured, the heating mechanism 2 heats the object to be measured, and the weighing mechanism 1 performs weighing calculation on the object to be measured.
The utility model discloses the multilayer is sealed thermal-insulated, guarantees that weighing sensor 35 is not influenced by the heat.
The utility model discloses form ventilation chamber 10 between heating mechanism 2 and weighing mechanism 1, circulate through inlet air duct 8 and air exhaust channel 9, make inlet air duct 8, ventilation chamber 10 and air exhaust channel 9 form the air bed that flows to ensure that weighing sensor 35 does not receive the ambient temperature influence, improve measurement accuracy.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. A thermostat device applied to a moisture meter, comprising: the heating device comprises a weighing mechanism and a heating mechanism arranged on the weighing mechanism;
the weighing mechanism includes:
the top of the weighing instrument shell is provided with a groove, at least one air inlet channel and at least one air exhaust channel are arranged in the weighing instrument shell, and the air inlet channel and the air exhaust channel are respectively communicated with the groove;
the fan is arranged in the exhaust channel;
a sample assembly mounted within the recess;
the heat insulation assembly is arranged in the groove and located between the sample assembly and the bottom of the groove, a ventilation cavity is formed between the heat insulation assembly and the bottom of the groove, and the air inlet channel, the ventilation cavity and the air exhaust channel are sequentially communicated.
2. The thermostat device applied to the moisture meter according to claim 1, wherein a lower cover plate of an air duct is installed in the weighing instrument housing, and the air exhaust channel is formed between the inner side of the top of the weighing instrument housing and the lower cover plate of the air duct.
3. The thermostat applied to the moisture tester as claimed in claim 1, wherein the heat insulation component comprises a heat insulation groove, a heat insulation plate and an air duct upper cover plate which are sequentially arranged from top to bottom, the air duct upper cover plate and the bottom of the groove form the ventilation cavity, a through groove is arranged at one end of the weighing instrument shell, which is located at the groove, and the ventilation cavity is communicated with the exhaust channel through the through groove.
4. The thermostat device applied to a moisture meter according to claim 1, wherein the heating mechanism includes:
one end of the heating bin shell is rotatably connected with the top of one end of the weighing instrument shell;
a heating chamber mounting cover mounted within the heating chamber housing;
and the heating assembly is arranged in the heating bin mounting cover and is positioned above the sample assembly.
5. The thermostat device applied to the moisture meter according to claim 4, wherein the heating unit includes:
the heat reflection cover is arranged in the heating bin installation cover;
the glass cover is arranged at the bottom of the heat reflection cover;
the temperature switch is arranged on the heating bin mounting cover;
the temperature sensing copper sheet is connected with the temperature switch and extends into the space between the heat reflection cover and the glass cover;
the halogen tube is arranged on the heating chamber mounting cover and extends into the space between the heat reflection cover and the glass cover;
and the temperature sensor is arranged on the heating bin mounting cover and extends into the space between the heat reflecting cover and the glass cover.
6. The thermostat device applied to the moisture meter as claimed in claim 4, wherein a thermal insulation cotton is installed between the heating chamber installation cover and the heating chamber housing.
7. The thermostat device applied to the moisture meter according to claim 1, wherein the sample assembly includes:
the sample chamber is arranged in the groove;
the scale pan frame is erected in the sample chamber;
a scale pan moving handle arranged in the sample chamber;
the scale pan is arranged on the scale pan frame, and the scale pan moving handle is positioned below the scale pan.
8. The thermostat applied to the moisture tester as claimed in claim 1, wherein two air inlet channels are formed in the housing of the weighing instrument, the two air inlet channels are respectively and symmetrically located on two sides of the groove, and the two air inlet channels are both arranged along a vertical direction.
9. The thermostat device applied to the moisture meter according to claim 1, wherein the weighing instrument housing comprises an instrument upper case and an instrument lower case which are connected with each other, and the top of the instrument upper case forms the groove.
10. The thermostat applied to the moisture tester as claimed in claim 4, wherein one end of the heating chamber housing is rotatably connected with the top of one end of the weighing instrument housing through two rotating shafts, and rotating shaft springs are respectively mounted on the two rotating shafts;
the weighing instrument comprises a weighing instrument shell and is characterized in that a horizontal bulb, a weighing sensor, a main PCB and an optical coupling column are arranged in the weighing instrument shell, and an LED screen and a screen PCB are arranged at the other end of the weighing instrument shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020567494.2U CN212943002U (en) | 2020-04-16 | 2020-04-16 | Constant temperature device applied to moisture tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020567494.2U CN212943002U (en) | 2020-04-16 | 2020-04-16 | Constant temperature device applied to moisture tester |
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| Publication Number | Publication Date |
|---|---|
| CN212943002U true CN212943002U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020567494.2U Active CN212943002U (en) | 2020-04-16 | 2020-04-16 | Constant temperature device applied to moisture tester |
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| CN (1) | CN212943002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114397219A (en) * | 2022-01-25 | 2022-04-26 | 上海兰钧新能源科技有限公司 | Infiltration duration measuring and calculating method and device |
-
2020
- 2020-04-16 CN CN202020567494.2U patent/CN212943002U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114397219A (en) * | 2022-01-25 | 2022-04-26 | 上海兰钧新能源科技有限公司 | Infiltration duration measuring and calculating method and device |
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