CN209784113U - Moisture regain survey device - Google Patents
Moisture regain survey device Download PDFInfo
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- CN209784113U CN209784113U CN201920450067.3U CN201920450067U CN209784113U CN 209784113 U CN209784113 U CN 209784113U CN 201920450067 U CN201920450067 U CN 201920450067U CN 209784113 U CN209784113 U CN 209784113U
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Abstract
The utility model provides a moisture regain survey device, relates to the measuring device field, has solved the problem that the drying time is long, detection efficiency is low that current national standard oven wet method exists. The utility model discloses a heating isolation section of thick bamboo, pivot, casing, pivot mount pad, fixing base, fixed column, heating element, touch display screen, spirit level, sample tray mounting groove, weighing sensor probe, heating control circuit, core calculation circuit, weighing sensor, electric wire netting isolation transformer, external interface, silence radiator, filtering power supply, power filtering circuit. The utility model discloses can reach maximum heating power in the shortest time, the sample is fast by the drying under high temperature, has the substitutability, and detection efficiency is higher than the oven method far away, and general sample only needs several minutes can accomplish the survey. The utility model has the characteristics of fast detection speed, can finish measurement in only a few minutes, and has accurate measurement; also has the advantages of small volume, light weight, wide application, simple operation, etc.
Description
Technical Field
The utility model relates to a measuring device technical field, concretely relates to moisture regain survey device.
Background
currently, there are two main methods for measuring moisture regain: the first method is a direct determination method, wherein a sample is directly dried, the dry weight of the sample is weighed or the moisture content is directly measured, and the moisture regain or the moisture content is calculated. The direct measurement method mainly adopts a national standard oven wet measurement method, but the oven heating has the defect of long drying time, thereby causing low detection efficiency. The second is an indirect measurement, which uses the functional relationship between samples with different moisture contents and other physical quantities to calculate the moisture regain or the moisture content by measuring the other physical quantities. The indirect measurement method mainly adopts a resistance wet measurement method, a capacitance wet measurement method, a microwave absorption method, an infrared absorption wet measurement method and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the drying time is long, detection efficiency is low that current national standard oven wet method exists, the utility model provides a moisture regain survey device.
the utility model discloses a solve the technical scheme that technical problem adopted as follows:
The utility model discloses a moisture regain survey device, include:
a housing;
A fixed seat fixed on the shell;
A rotating shaft mounting seat fixed on the fixing seat;
the rotating shaft is arranged on the rotating shaft mounting seat;
A heating isolation cylinder fixedly connected with the rotating shaft;
The heating control circuit, the core calculation circuit, the weighing sensor and the filtering power supply are all electrically connected with the filtering power supply, and the weighing sensor is electrically connected with the core calculation circuit;
The heating component is arranged in the heating isolation cylinder and is electrically connected with the heating control circuit;
The temperature sensor is fixed on the inner wall of the heating isolation cylinder and is electrically connected with the core computing circuit;
The touch display screen and the sample tray mounting groove of setting at the casing upper surface, the touch display screen is connected with the core calculation circuit electricity, sample tray mounting groove center is provided with the through-hole, weighing sensor's weighing sensor probe stretches out the central through-hole of sample tray mounting groove.
Further, the heating assembly includes: the heating source fixing device is fixed on the inner wall of the heating isolation cylinder, the toughened glass tube is fixed in the heating source fixing device, the insulating tube is communicated with the toughened glass tube, and the heating wire is installed in the toughened glass tube and the insulating tube and is electrically connected with the heating control circuit.
Further, heating source fixer one end is equipped with annular mounting hole for fixed toughened glass pipe, and the other end is the stiff end, and the stiff end is fixed on a heating isolation section of thick bamboo inner wall, the toughened glass pipe is stretched into and is realized fixing in the annular mounting hole of heating source fixer.
further, still include the base, be equipped with a plurality of fixed columns on the base, the inside a plurality of mounting holes that are provided with of casing, the position of a plurality of fixed columns and the position one-to-one of a plurality of mounting holes realize in inserting the mounting hole with the fixed column correspondence that the base is fixed with being connected of casing lower extreme.
Furthermore, the heating isolation cylinder also comprises a pushing handle fixed on the upper side of the front end of the heating isolation cylinder.
Further, the device also comprises an external interface arranged on the side surface of the rear end of the shell, and the external interface is electrically connected with the core computing circuit.
The power grid isolation transformer, the mute radiator and the power supply filter circuit are all electrically connected with the filter power supply.
Further, the device also comprises a level gauge arranged on the upper surface of the shell.
The utility model has the advantages that: compare with national standard oven heating, the utility model discloses a moisture regain survey device can reach maximum heating power in the shortest time, and the sample is fast by the drying under the high temperature, and its testing result has good uniformity with national standard oven method, has the substitutability, and detection efficiency is higher than the oven method far away, and general sample only needs several minutes can accomplish the survey. In addition, the utility model has the characteristics of fast detection speed, can measure in only a few minutes and finish, and the measurement is accurate; also has the advantages of small volume, light weight, wide application, simple operation, etc.
drawings
Fig. 1 is a schematic structural diagram of a moisture regain measuring device of the present invention.
Fig. 2 is a schematic structural diagram of the moisture regain measuring device of the present invention.
Fig. 3 is a schematic structural diagram of the housing and the base.
fig. 4 is a schematic structural view of the heating assembly.
Fig. 5 is a schematic view of the internal structure of the heating insulation cylinder.
Fig. 6 is a schematic view of a heating source holder.
Fig. 7 is a top view of the housing.
Fig. 8 is a schematic view of the internal components of the housing.
fig. 9 is a schematic structural diagram of a grid isolation transformer.
fig. 10 is a schematic structural view of a silent radiator.
fig. 11 is a schematic structural diagram of a filter power supply.
In the figure: 1. heating isolation cylinder, 2, pushing hands, 3, a groove, 4, a rotating shaft, 5, a shell, 6, a rotating shaft mounting seat, 7, a fixed seat, 8, a base, 9, a fixed column, 10, a heating source fixer, 11, a toughened glass tube, 12, an insulating tube, 13, a temperature sensor, 14, a touch display screen, 15, a gradienter, 16, a sample tray mounting groove, 17, a weighing sensor probe, 18, a heating control circuit, 19, a core calculation circuit, 20, a weighing sensor, 21, a power grid isolation transformer, 22, an external interface, 23, a mute radiator, 24, a filtering power supply, 25 and a power supply filtering circuit.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 11, the moisture regain measuring device of the present invention mainly includes: the device comprises a heating isolation cylinder 1, a push handle 2, a groove 3, a rotating shaft 4, a shell 5, a rotating shaft mounting seat 6, a fixing seat 7, a base 8, a fixing column 9, a heating assembly, a touch display screen 14, a level gauge 15, a sample tray mounting groove 16, a weighing sensor probe 17, a heating control circuit 18, a core computing circuit 19, a weighing sensor 20, a power grid isolation transformer 21, an external interface 22, a mute radiator 23, a filtering power supply 24 and a power supply filtering circuit 25.
as shown in fig. 1, 2 and 3, a plurality of fixing posts 9 are arranged on the base 8, a plurality of mounting holes are arranged in the housing 5, the positions of the fixing posts 9 correspond to the positions of the mounting holes one by one, and the fixing posts 9 are correspondingly inserted into the mounting holes to connect and fix the base 8 and the lower end of the housing 5.
The housing 5 is further provided with a fixed seat 7. The rotating shaft mounting seat 6 is fixed on the fixing seat 7. One end of the rotating shaft 4 is arranged on the rotating shaft mounting seat 6, and the rotating shaft 4 can rotate on the rotating shaft mounting seat 6. The other end of the rotating shaft 4 is installed at the lower side of the rear end of the heating isolation cylinder 1, and the heating isolation cylinder 1 is connected with the shell 5 through the rotating shaft 4, the rotating shaft installation seat 6 and the fixed seat 7.
During measurement, the heating isolation cylinder 1 is buckled on the shell 5, as shown in figure 1. The pushing handle 2 is fixed on the upper side of the front end of the heating isolation cylinder 1 and used for pushing the heating isolation cylinder 1 to rotate backwards to be in an open state after measurement is completed, as shown in fig. 2. In addition, a plurality of grooves 3 are arranged on the left and right sides of the lower end of the heating isolation cylinder 1.
As shown in fig. 4 and 5, the heating assembly includes: four heating source fixers 10, a toughened glass tube 11, an insulating tube 12 and an electric heating wire. The toughened glass pipe 11 is circular has open-ended hollow structure, and toughened glass pipe 11 both ends are connected with an insulating tube 12 respectively, the inside cavity of insulating tube 12, consequently, toughened glass pipe 11 is inside intercommunication state with insulating tube 12, and the insulating tube 12 other end is fixed on heating isolation section of thick bamboo 1 inner wall. The heating wire is installed in the tempered glass tube 11 and the insulating tube 12.
The temperature sensor 13 is fixed on the inner wall of the heating isolation cylinder 1.
Four heating source holders 10 are uniformly distributed on the inner wall of the heating isolation cylinder 1. The heating source fixer 10 has a structure as shown in fig. 6, one end of which is provided with an annular mounting hole for fixing the tempered glass tube 11, the other end of which is a fixed end fixed on the inner wall of the heating isolation cylinder 1, and the tempered glass tube 11 extends into the annular mounting hole of the heating source fixer 10 to be fixed.
as shown in fig. 8, a heating control circuit 18, a core calculation circuit 19, a weighing sensor 20, a grid isolation transformer 21, a mute radiator 23, a filtering power supply 24, and a power supply filtering circuit 25 are installed inside a casing formed by the base 8 and the housing 5.
The external interface 22 includes a DB9 interface, a USB interface, and the like, and the external interface 22 is provided on the rear end side of the housing 5.
the structure of the grid isolation transformer 21 is shown in fig. 9. The structure of the mute radiator 23 is shown in fig. 10. The structure of the filter power supply 24 is shown in fig. 11. The mute radiator 23 plays a role in heat dissipation, the grid isolation transformer 21 plays a role in voltage stabilization, and the power supply filter circuit 25 plays a role in filtering.
the heating control circuit 18, the core calculation circuit 19, the weighing sensor 20, the grid isolation transformer 21, the mute radiator 23 and the power supply filter circuit 25 are all electrically connected with the filter power supply 24. The circuits are powered by a filtered power supply 24.
The heating wires in the heating assembly are electrically connected to a heating control circuit 18. The temperature sensor 13, the load cell 20 and the external interface 22 are all electrically connected with the core computing circuit 19.
as shown in fig. 7, the touch display screen 14, the level gauge 15, and the sample tray installation groove 16 are provided on the upper surface of the housing 5. The level gauge 15 is mainly used to indicate whether the device is in a level state.
Touch display screen 14 is located casing 5 upper surface near the front, and sample dish mounting groove 16 is located casing 5 upper surface near the back, and spirit level 15 is casing 5 upper surface near the right side.
The touch display screen 14 is electrically connected to the core computing circuitry 19. The center of the sample tray mounting groove 16 is provided with a through hole. The load cell probe 17 extends through the central through hole of the sample tray mounting slot 16.
The utility model discloses a moisture regain survey device adopts the loss of drying principle, collects and weighs, dry as an organic whole. During measurement, the heating isolation cylinder 1 is opened, a sample plate containing a sample is placed in the sample plate mounting groove 16, the heating isolation cylinder 1 is closed, the power supply is switched on, power is supplied through the filtering power supply 24, the heating wire radiates heat under the action of the heating control circuit 18, the sample is dried, meanwhile, the temperature in the heating isolation cylinder 1 is measured in real time through the temperature sensor 13, real-time temperature data is transmitted to the core computing circuit 19 to be processed and converted into a format which can be displayed by the touch display screen 14, and then the real-time temperature data is displayed through the touch display screen 14; meanwhile, after the sample tray is placed in the sample tray mounting groove 16, the weight change W1-W2(W1 is the sample weight before drying, and W2 is the sample weight after drying) of the sample is measured in real time by the load cell 20, and the measured real-time weight change data is transmitted to the core calculating circuit 19 to be processed and converted into a format which can be displayed by the touch display screen 14, and then is displayed by the touch display screen 14, at this time, the content of volatile matters lost by the sample, namely the moisture regain (%) is calculated by the core calculating circuit 19 as: (W1-W2)/W1, and the value is directly displayed on the touch display screen 14 in real time.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A moisture regain measuring apparatus comprising:
A housing (5);
A fixed seat (7) fixed on the shell (5);
A rotating shaft mounting seat (6) fixed on the fixed seat (7);
a rotating shaft (4) arranged on the rotating shaft mounting seat (6);
A heating isolation cylinder (1) fixedly connected with the rotating shaft (4);
The heating control circuit (18), the core calculation circuit (19), the weighing sensor (20) and the filtering power supply (24) are arranged in the shell (5), the heating control circuit (18), the core calculation circuit (19) and the weighing sensor (20) are all electrically connected with the filtering power supply (24), and the weighing sensor (20) is electrically connected with the core calculation circuit (19);
The heating component is arranged inside the heating isolation cylinder (1) and is electrically connected with the heating control circuit (18);
The temperature sensor (13) is fixed on the inner wall of the heating isolation cylinder (1) and is electrically connected with the core computing circuit (19);
The touch display screen (14) and the sample tray mounting groove (16) of setting at casing (5) upper surface, touch display screen (14) are connected with core calculating circuit (19) electricity, sample tray mounting groove (16) center is provided with the through-hole, the central through-hole of sample tray mounting groove (16) is stretched out in weighing sensor probe (17) of weighing sensor (20).
2. the moisture regain measuring apparatus according to claim 1, wherein the heating unit comprises: the heating device comprises a heating source fixer (10) fixed on the inner wall of a heating isolation cylinder (1), a toughened glass tube (11) fixed in the heating source fixer (10), an insulating tube (12) communicated with the toughened glass tube (11), and heating wires installed in the toughened glass tube (11) and the insulating tube (12), wherein the heating wires are electrically connected with a heating control circuit (18).
3. the moisture regain measuring device according to claim 2, wherein the heating source holder (10) has a circular mounting hole at one end for fixing the tempered glass tube (11) and a fixed end at the other end, the fixed end is fixed on the inner wall of the heating isolation cylinder (1), and the tempered glass tube (11) extends into the circular mounting hole of the heating source holder (10) for fixing.
4. The moisture regain measuring device according to claim 1, further comprising a base (8), wherein a plurality of fixing posts (9) are arranged on the base (8), a plurality of mounting holes are formed in the housing (5), the positions of the fixing posts (9) correspond to the positions of the mounting holes one by one, and the fixing posts (9) are correspondingly inserted into the mounting holes to connect and fix the base (8) and the lower end of the housing (5).
5. The moisture regain measuring device according to claim 1, further comprising a pushing handle (2) fixed to an upper side of a front end of the heat insulation cylinder (1).
6. The moisture regain measuring device according to claim 1, further comprising an external interface (22) disposed at a rear end side of the housing (5), wherein the external interface (22) is electrically connected to the core calculating circuit (19).
7. the moisture regain measuring device according to claim 1, further comprising a grid isolation transformer (21), a mute radiator (23) and a power filter circuit (25) installed inside the housing (5), wherein the grid isolation transformer (21), the mute radiator (23) and the power filter circuit (25) are all electrically connected with the filter power supply (24).
8. The moisture regain measuring device according to claim 1, further comprising a level gauge (15) provided on an upper surface of the housing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450067.3U CN209784113U (en) | 2019-04-04 | 2019-04-04 | Moisture regain survey device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450067.3U CN209784113U (en) | 2019-04-04 | 2019-04-04 | Moisture regain survey device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209784113U true CN209784113U (en) | 2019-12-13 |
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ID=68801276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920450067.3U Active CN209784113U (en) | 2019-04-04 | 2019-04-04 | Moisture regain survey device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209784113U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470567A (en) * | 2019-09-09 | 2019-11-19 | 深圳冠亚水分仪科技有限公司 | A kind of Moisture Meter |
| CN116973264A (en) * | 2023-07-06 | 2023-10-31 | 桐乡恒益纸塑有限公司 | Device and method for testing water content of chemical fiber paper tube |
-
2019
- 2019-04-04 CN CN201920450067.3U patent/CN209784113U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470567A (en) * | 2019-09-09 | 2019-11-19 | 深圳冠亚水分仪科技有限公司 | A kind of Moisture Meter |
| CN116973264A (en) * | 2023-07-06 | 2023-10-31 | 桐乡恒益纸塑有限公司 | Device and method for testing water content of chemical fiber paper tube |
| CN116973264B (en) * | 2023-07-06 | 2024-03-19 | 桐乡恒益纸塑有限公司 | Device and method for testing water content of chemical fiber paper tube |
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| CP02 | Change in the address of a patent holder |
Address after: 130000 room 1401, 14th floor, Zhongguancun innovation center, high tech Zone, Changchun City, Jilin Province Patentee after: Jilin aigrui Technology Co.,Ltd. Address before: Room 501, unit 1, floor 5, building 4, south of Jinhu Road, east of Chaofan street, high tech Industrial Development Zone, Changchun City, Jilin Province, 130000 Patentee before: Jilin aigrui Technology Co.,Ltd. |