CN117347230A - Hollow structure measuring terminal and rotational viscometer thereof - Google Patents
Hollow structure measuring terminal and rotational viscometer thereof Download PDFInfo
- Publication number
- CN117347230A CN117347230A CN202311574882.8A CN202311574882A CN117347230A CN 117347230 A CN117347230 A CN 117347230A CN 202311574882 A CN202311574882 A CN 202311574882A CN 117347230 A CN117347230 A CN 117347230A
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- China
- Prior art keywords
- liquid inlet
- measuring head
- sealing cover
- measuring
- hollow
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- Pending
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- 239000007788 liquid Substances 0.000 claims abstract description 54
- 239000012530 fluid Substances 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 230000009471 action Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 34
- 238000009434 installation Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 241001422033 Thestylus Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
- G01N11/14—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by using rotary bodies, e.g. vane
Abstract
The utility model relates to the technical field of viscosity measuring instruments, in particular to a hollow structure measuring terminal and a rotary viscometer thereof, which solve the technical problem that fluid is easy to splash out of a container when the measuring head of the current viscometer is contacted with the fluid during rotation, and comprise the following steps: a measuring head and a liquid inlet piece; the liquid inlet piece is of a hollow structure and is internally provided with a detection space, the measuring head is arranged in the detection space, and a hollowed liquid inlet is formed in the periphery of the liquid inlet piece; one end of the measuring head is rotatably arranged on the inner end face of the liquid inlet piece; the fluid to be detected enters the detection space through the liquid inlet and realizes viscosity value detection under the rotation action of the measuring head. According to the technical scheme, the hollow liquid inlet on the periphery of the liquid inlet piece is utilized to prevent fluid from entering the detection space, so that the fluid splashed by the measuring head during rotation measurement is blocked to a certain extent, and the technical problem that the fluid is easy to splash out of the container when the measuring head of the viscometer rotates in the prior art is solved.
Description
Technical Field
The utility model relates to the technical field of viscosity measuring instruments, in particular to a hollow structure measuring terminal and a rotary viscometer thereof.
Background
Viscometer (Viscosimeter) is an instrument for measuring the viscosity of fluids (liquids and gases). Viscosity is a physical quantity that indicates the internal friction that occurs inside a fluid when it flows, and is an important indicator for identifying certain finished or semi-finished products. Viscosity varies from fluid to fluid and from temperature to temperature. There are mainly three types, capillary viscometer, rotary viscometer and falling ball viscometer.
The utility model of China with the prior patent publication number of CN213181142U discloses a novel digital rotary viscometer, which has the technical scheme that: including the frame, frame bottom both ends pass through slider joint first motor and second motor, be equipped with the container bottle in the middle of the frame bottom, joint equipment body in the middle of the frame front end, the frame top passes through right angle frame fixed mounting elevator motor, slider welds in first motor and second motor bottom, first motor output connects the screw rod, the inner wall of screw rod port welded bearing, the bearing joint is inside flexible locating clip, the inside joint controller of equipment body.
Most of the rotary viscometers in the prior art are of operation desk type viscometer structures, and the rotary viscometer is complex and heavy in overall structure and complex in operation. At the same time, there are also simple version rotary viscometers in the prior art that are similar to the stylus type, but the contact with the fluid as the viscometer head rotates tends to splash the fluid out of the container, and thus there is an improvement.
Disclosure of Invention
Aiming at the technical problem that the current viscometer measuring head is easy to splash fluid out of a container when rotating, the utility model utilizes the hollow liquid inlet on the periphery of the liquid inlet piece to ensure that the fluid can enter a detection space, and also blocks the fluid splashed by the measuring head during rotation measurement to a certain extent.
In order to achieve the above purpose, the present utility model provides a first technical scheme as follows:
hollow out type structure measuring terminal includes: a measuring head and a liquid inlet piece; the liquid inlet piece is of a hollow structure and is internally provided with a detection space, the measuring head is arranged in the detection space, and a hollow liquid inlet is formed in the periphery of the liquid inlet piece; one end of the measuring head is rotatably arranged on the inner end face of the liquid inlet piece; and the fluid to be detected enters the detection space through the hollow liquid inlet and realizes viscosity value detection under the rotation action of the measuring head.
Through above-mentioned technical scheme, the inside detection space that is provided with of feed liquor spare, and the fretwork feed liquor mouth of feed liquor spare week side on guaranteeing that fluid can get into detection space's basis, still blockked the fluid that the measuring head splashes when rotating the measurement to a certain extent to solve the technical problem that the viscometer measuring head that exists in prior art when rotating with fluid contact easily splashes the container.
The utility model is further provided with: the measuring head is driven by the power assembly to rotate and start measuring.
The utility model is further provided with: wherein the hollow liquid inlet is uniformly arranged on the periphery of the liquid inlet piece.
The utility model is further provided with: the hollow liquid inlet can be configured into shapes including, but not limited to, liquid inlet holes and liquid inlet gaps.
Through the technical scheme, the liquid inlet hole or the liquid inlet can realize the liquid inlet function, and the hollow structure which is uniformly arranged can ensure that fluid is uniformly contacted with the measuring head, so that the viscosity measuring precision is further improved
In order to achieve the above purpose, the present utility model provides a second technical scheme as follows:
the rotary viscometer comprises the hollow structure measuring terminal; further comprises:
a housing providing an installation space inside; a drive assembly mounted within the housing; the sealing cover is arranged at one end of the shell in a sealing way and seals the driving assembly in the sealing cover; one end of the measuring head, which is away from the liquid inlet piece, is rotatably arranged on the outer end face of the sealing cover, and a driving shaft of the driving assembly is in driving connection with the measuring head.
Through the technical scheme: it should be noted that, the driving shaft of the driving assembly is in driving connection with the measuring head, and magnetic transmission can be adopted, and a transmission mode that the driving shaft in the conventional technology penetrates through the sealing cover can also be adopted.
The utility model is further provided with: wherein the shell is of a cylindrical structure.
Through the technical scheme, the rotary viscometer is of a cylindrical structure, and the rotary viscometer is of a coaxial structure, so that the rotary viscometer is simpler and lighter in structure.
The utility model is further provided with: wherein a bottom plate is arranged at one end of the shell, which is far away from the sealing cover.
Through above-mentioned technical scheme, the bottom plate is used for fixed other one end of casing, seals inside parts such as drive assembly in the casing.
The utility model is further provided with: the driving assembly comprises a mounting frame, a motor and a power output shaft, wherein the motor is fixed on the mounting frame, and the power output shaft of the motor is fixed on the measuring head.
Through above-mentioned technical scheme, utilize the mounting bracket to be fixed with shells inner wall, be fixed in the mounting bracket with the motor again on, can realize the stable installation of motor.
The utility model is further provided with: the sealing cover is characterized in that an inserting hole is formed in the end face of the sealing cover, an inserting rod is arranged on the mounting frame, and the sealing cover is installed on the shell by inserting the inserting rod into the inserting hole.
The utility model is further provided with: and two ends of the measuring head are connected to the inner walls of the sealing cover and the liquid inlet piece in a bearing connection mode.
In summary, the utility model has the following beneficial effects:
(1) The hollow structure uniformly arranged around the liquid inlet piece can enable the fluid to uniformly contact with the measuring head, so that the viscosity measuring precision can be further improved;
(2) According to the utility model, the hollow liquid inlet on the periphery of the liquid inlet piece prevents fluid from entering the detection space, and fluid splashed by the measuring head during rotation measurement is blocked to a certain extent;
(3) The rotary viscometer is of a coaxial structure as a whole, and the shell is of a cylindrical structure, so that the rotary viscometer is simpler and lighter in structure.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of a hollow-out structure measuring terminal and a rotational viscometer thereof;
FIG. 2 is a schematic diagram of the overall cross-sectional structure of a hollow-out structure measurement terminal and a rotational viscometer thereof;
FIG. 3 is a schematic diagram of a hollow-out measuring terminal and a rotational viscosity indicator;
FIG. 4 is a schematic diagram of a hollow-out structure measurement terminal and a rotational viscosity indicator;
fig. 5 is a schematic diagram of a hollow-out structure measuring terminal and a rotational viscosity indicator.
Reference numerals: 1. a housing; 2. a drive assembly; 2-1, mounting rack; 2-2, a motor; 2-3, a power output shaft; 2-4, inserting a connecting rod; 3. an inner magnet; 4. a sealing cover; 4-1, plug holes; 5. a measuring head; 6. an outer magnet; 7. a bottom plate; 8. a liquid inlet piece; 8-1, hollowed-out liquid inlet.
Detailed Description
The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.
The rotational viscometer, as shown in connection with fig. 1-5, includes a housing 1, a drive assembly 2, an inner magnet 3, a seal housing 4, a measurement head 5, and an outer magnet 6.
The housing 1 has a cylindrical structure, but other shapes, such as a rectangular parallelepiped outer shape, may be adopted in other embodiments. The housing 1 functions to have a mounting space for other components to be mounted therein, as the driving assembly 2 in the present embodiment is mounted therein. One end of the shell 1 is a sealing cover 4, and the other end, namely, one end of the shell 1 far away from the sealing cover 4, is provided with a bottom plate 7.
The driving component 2 is installed in the casing 1, the driving component 2 is used for providing a measuring moment when measuring the viscosity of the liquid, in this embodiment, the driving component 2 is composed of a mounting frame 2-1, a motor 2-2 and a power output shaft 2-3, and of course, driving components with other moment principles can be adopted, so that the driving can be realized conveniently. The specific installation and fixation relation is as follows: the mounting frame 2-1 is fixed on the inner wall of the shell 1, the motor 2-2 is fixed on the mounting frame 2-1, stable installation of the motor 2-2 is achieved, the motor 2-2 is provided with a power output shaft 2-3, and the power output shaft 2-3 and the inner magnet 3 are fixed. Referring to fig. 2 and 5, it can be seen that the power output shaft 2-3 and the inner magnet 3 are not necessarily fixed directly, but other connecting structures such as transmission parts and bearings can be adopted in the middle, and conventional connecting structures in the prior art can be used as required.
The inner magnet 3 is a magnetic part, which can be a permanent magnet or an electromagnet, and the inner magnet 3 is fixed on the power output end of the driving assembly 2 and rotates under the driving action of the driving assembly 2.
And a sealing cover 4, wherein the sealing cover 4 is hermetically mounted at one end of the housing 1 and seals the inner magnet 3 in the sealing cover 4. In order to realize convenient installation of the sealing cover 4, the end face of the sealing cover 4 is provided with a plug hole 4-1, the mounting frame 2-1 is provided with a plug rod 2-4, and the sealing cover 4 is installed on the shell 1 by inserting the plug rod 2-4 into the plug hole 4-1.
And one end of the measuring head 5 is rotatably connected with the outer end surface of the sealing cover 4 and is used for measuring the viscosity resistance of the sealing cover during rotation. In order to realize more stable rotation of the measuring head 5, a liquid inlet piece 8 which is covered and arranged outside the measuring head 5 is fixed outside the sealing cover 4, and one end of the measuring head 5 away from the sealing cover 4 is rotatably arranged on the inner wall of the liquid inlet piece 8. The two ends of the measuring head 5 can be connected to the inner walls of the sealing cover 4 and the liquid inlet piece 7 in a bearing connection mode. Hollow liquid inlet holes are uniformly formed in the periphery of the liquid inlet piece 8; or the periphery of the liquid inlet piece 8 is uniformly provided with hollowed-out liquid inlet openings 8-1. The hollow structure uniformly arranged around the liquid inlet piece 8 can enable the fluid to uniformly contact with the measuring head 5, so that the viscosity measuring precision can be further improved.
The outer magnet 6 is a magnetic part, which may be a permanent magnet or an electromagnet, and the outer magnet 6 is fixed on the measuring head 5 and interacts with the inner magnet 3 to receive the rotation moment of the inner magnet 3, and when the driving component 2 drives the inner magnet 3 to rotate, the outer magnet 6 is driven to rotate, and the outer magnet 6 is driven to rotate so as to drive the measuring head 5 to rotate. The interaction between the inner magnet 3 and the outer magnet 6 is either an attractive interaction or a repulsive interaction. Whether configured as attractive or repulsive forces, may provide a linking action between the inner and outer magnets so that torque may be transferred and synchronized.
Working principle: when measuring fluid viscosity, insert the measuring part (measuring head 5 and feed liquor spare 8) in the fluid, start drive assembly 2, utilize drive assembly 2 to drive interior magnet 3 rotation, interior magnet 3 drives outer magnet 6 rotation, and sealed cowling 4 can prevent that the fluid from flowing into inside the casing 1 and influencing drive assembly 2 pivoted precision this moment, and the resistance that outer magnet 6 received in the rotation in-process can accurately be converted into the viscosity number value of fluid.
It should be noted that, by applying the hollow structure measuring terminal of the utility model, the driving shaft of the driving component in the rotary viscometer and the measuring head can be in driving connection, and magnetic transmission can be adopted, or a transmission mode that the driving shaft in the traditional technology penetrates through the sealing cover can also be adopted.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (10)
1. Hollow-out structure measuring terminal, its characterized in that includes: a measuring head (5) and a liquid inlet piece (8); the liquid inlet piece (8) is of a hollow structure and is internally provided with a detection space, the measuring head (5) is arranged in the detection space, and a hollowed liquid inlet (8-1) is formed in the periphery of the liquid inlet piece (8); one end of the measuring head (5) is rotatably arranged on the inner end surface of the liquid inlet piece (8); the fluid to be detected enters the detection space through the hollowed-out liquid inlet (8-1) and the viscosity value is detected under the rotation action of the measuring head (5).
2. The hollow-out structure measurement terminal of claim 1, wherein: the measuring device is characterized by further comprising a power assembly, wherein the power assembly is in driving connection with the measuring head (5), and the measuring head (5) rotates under the driving action of the power assembly and starts measuring.
3. The hollow-out structure measurement terminal of claim 1, wherein: wherein the hollowed-out liquid inlet (8-1) is uniformly arranged on the periphery of the liquid inlet piece (8).
4. The hollow-out structure measurement terminal of claim 1, wherein: wherein the hollowed-out liquid inlet (8-1) can be configured into shapes including but not limited to liquid inlet holes and liquid inlet gaps.
5. A rotational viscometer comprising the hollow-out structure measurement terminal of any one of claims 1-4; further comprises:
a housing (1), wherein an installation space is provided inside the housing (1);
a drive assembly (2), the drive assembly (2) being mounted within the housing (1);
a sealing cover (4), wherein the sealing cover (4) is hermetically arranged at one end of the shell (1) and seals the driving assembly (2) in the sealing cover (4);
one end of the measuring head (5) deviating from the liquid inlet piece (8) is rotatably arranged on the outer end face of the sealing cover (4), and a driving shaft of the driving assembly (2) is in driving connection with the measuring head (5).
6. The rotational viscometer of claim 5, wherein: wherein the shell (1) is of a cylindrical structure.
7. The rotational viscometer of claim 5, wherein: wherein a bottom plate (7) is arranged at one end of the shell (1) far away from the sealing cover (4).
8. The rotational viscometer of claim 5, wherein: the driving assembly (2) comprises a mounting frame (2-1), a motor (2-2) and a power output shaft (2-3), wherein the motor (2-2) is fixed on the mounting frame (2-1), and the power output shaft (2-3) of the motor (2-2) is fixed with the measuring head (5).
9. The rotational viscometer of claim 8, wherein: the sealing cover (4) is characterized in that an inserting hole (4-1) is formed in the end face of the sealing cover (4), an inserting rod (2-4) is arranged on the mounting frame (2-1), and the sealing cover (4) is installed in the shell (1) by inserting the inserting rod (2-4) into the inserting hole (4-1).
10. The rotational viscometer of claim 5, wherein: the two ends of the measuring head (5) are connected to the inner walls of the sealing cover (4) and the liquid inlet piece (8) in a bearing connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574882.8A CN117347230A (en) | 2023-11-23 | 2023-11-23 | Hollow structure measuring terminal and rotational viscometer thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311574882.8A CN117347230A (en) | 2023-11-23 | 2023-11-23 | Hollow structure measuring terminal and rotational viscometer thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117347230A true CN117347230A (en) | 2024-01-05 |
Family
ID=89361671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311574882.8A Pending CN117347230A (en) | 2023-11-23 | 2023-11-23 | Hollow structure measuring terminal and rotational viscometer thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117347230A (en) |
-
2023
- 2023-11-23 CN CN202311574882.8A patent/CN117347230A/en active Pending
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