CN214952995U - On-line high-temperature hammermill of machine-made sugar refinery - Google Patents
On-line high-temperature hammermill of machine-made sugar refinery Download PDFInfo
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- CN214952995U CN214952995U CN202121629876.4U CN202121629876U CN214952995U CN 214952995 U CN214952995 U CN 214952995U CN 202121629876 U CN202121629876 U CN 202121629876U CN 214952995 U CN214952995 U CN 214952995U
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Abstract
The utility model discloses an online high temperature hammerhead of a machine-made sugar refinery, which comprises a prism, a circuit board, a light source, an optical focusing element, a protective outer cover, an anti-interference shield and a prism mounting cover, wherein the protective outer cover is arranged at the upper end of the anti-interference shield, and the circuit board is arranged in the protective outer cover; the light source and the optical focusing element are installed in the anti-interference shield, the prism installation cover is installed at the lower end of the anti-interference shield, a groove is formed in the upper end of the prism installation cover, a prism installation groove communicated with the groove is formed in the lower end of the prism installation cover, a heat insulation gasket is arranged in the groove, and the prism is arranged in the heat insulation gasket and installed in the prism installation groove. The utility model fills heat insulation washers around the prism to prevent heat from being led into the instrument through the metal shell; and a high temperature resistant PPS connecting piece is added above the prism mounting cover to block the connection between the anti-interference sheath and the bottom prism mounting cover, so as to further prevent the high temperature conduction.
Description
Technical Field
The utility model relates to a detection technology field of brix degree, concretely relates to online high temperature brix meter of machine-made sugar refinery.
Background
At present, the sugar factory mainly depends on two means of manual visual inspection and equipment detection to obtain the weight data of materials in an evaporation section and a sugar boiling section. Manual visual inspection requires a long accumulation of experience and also has a great uncertainty; other detection equipment, such as an optical plummet meter, is damaged due to the fact that high-temperature heat conduction of materials exceeds the limit temperature borne by an electronic element, and measurement accuracy is affected or even the detection cannot be carried out. For example, chinese patent publication No. CN104677832A discloses an optical on-line detection device for the brix, wherein the bottom and top of the prism of the brix detector are rectangular and parallel to each other, and the bottom surface contacts with the medium to be detected through the sampling hole of the housing. The front and back sides of the prism are equilateral trapezoids and parallel to each other, and the left and right sides are rectangles with an intersection angle of 60-70 degrees with the bottom surface. The incident beam is vertical to the top surface of the prism, is reflected by the sampling surfaces of the side surface and the bottom surface, the return beam is reflected by the other side surface and falls on the optical imaging sensor, and the obtained electric signal passes through a signal and an operation circuit board and outputs the current hammerhead value of the measured medium. Temperature sensors are provided for real-time temperature compensation. The prism positioning plate, the light path positioning plate and the positioning pressing plate fix the prism, the light source and the condenser lens. The cleaning facility is a high-pressure hot steam generator and a steam pipeline; according to the scheme, high-pressure high-heat steam is used for cleaning, so that scale deposition is prevented, and the measurement precision is ensured; however, the electronic components in the detection device are not protected, and there is a problem that the electronic components are easily damaged in a high-temperature environment.
SUMMERY OF THE UTILITY MODEL
The utility model provides an online high temperature brix meter of mechanism sugar refinery solves among the prior art and leads to electronic component to damage because of material high temperature, causes the unsafe problem of brix meter measurement.
In order to solve the technical problem, the utility model discloses an online high temperature hammerhead meter of a machine-made sugar refinery, which comprises a prism, a circuit board, a light source, an optical focusing element, a protective outer cover with an opening at the lower end, an anti-interference shield which is communicated up and down, and a prism mounting cover, wherein the protective outer cover is arranged at the upper end of the anti-interference shield, and the circuit board is arranged in the protective outer cover; the light source and the optical focusing element are installed in the anti-interference shield, the prism installation cover is installed at the lower end of the anti-interference shield, a groove is formed in the upper end of the prism installation cover, a prism installation groove communicated with the groove is formed in the lower end of the prism installation cover, a heat insulation gasket is arranged in the groove, and the prism is arranged in the heat insulation gasket and installed in the prism installation groove; the incident light of the light source and the optical focusing element can be emitted to the prism, and the reflected light of the prism can enter the optical signal receiving element at the bottom of the circuit board.
Preferably, the anti-interference circuit board further comprises a PPS connector, the PPS connector is mounted between the anti-interference shield and the prism mounting cover, an optical focusing channel and an optical signal return channel are formed in the PPS connector, the light source and the optical focusing element are mounted on the optical focusing channel, emergent light of the light source and the optical focusing element is emitted to the prism through the optical focusing channel, and reflected light of the prism enters the optical signal receiving element at the bottom of the circuit board through the optical signal return channel.
Preferably, the system also comprises a hammermill mounting flange which is sleeved outside the PPS connecting piece and the prism mounting cover and is connected with the hammermill mounting flange sleeved outside the anti-interference shield and the protective outer cover through a balance fixing screw.
Preferably, the PPS connector is fixed with the prism mounting cover by a bolt.
Preferably, a metal connection ring is also protected, which is installed between the protective outer cover and the tamper-proof shield.
Preferably, the protection housing is in threaded connection with a metal connecting ring, and the metal connecting ring and the anti-interference shield are fixed through a mounting flange of the hammermill.
Compared with the prior art, the utility model has the advantages of it is following:
in the sugar refinery, the hammer degree measurement timing is carried out in an evaporation section and a sugar boiling section, the prism must be in direct contact with a measurement fluid, in order to prevent high-temperature conduction, heat insulation gaskets are fully filled around the prism to prevent heat from being led into an instrument through a metal shell, a high-temperature-resistant PPS connecting piece is added above a prism mounting cover to block the connection between an anti-interference sheath and the bottom prism mounting cover, and further high-temperature conduction is prevented; in addition, the upper part and the lower part are connected and fixed together through the balance fixing screw rod, so that the structure is more stable; the utility model completes the receiving and converting operation of signals through the circuit board and the optical signal receiving element; in the application scene, the utility model discloses a hammerhead meter mounting flange links together this hammerhead meter and belt cleaning device with the screw, installs appointed position and can use, simple structure, simple to operate are swift.
Drawings
FIG. 1 is a cross-sectional view of an on-line high temperature brix meter of a sugar manufacturing plant of the present invention;
FIG. 2 is a schematic structural view of an on-line high-temperature hammermill of a sugar manufacturing plant according to the present invention;
reference numerals: 1. prism, 2, circuit board, 3, light source and optical focusing element, 4, protective housing, 5, interference-proof shield, 6, metal connecting ring, 7, PPS connecting piece, 71, optical focusing channel, 72, optical signal return channel, 8, prism mounting cover, 9, heat-insulating gasket, 10, hammerhead mounting flange, 11, balance fixing screw, 12 and optical signal receiving element.
Detailed Description
In order to make the objects and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, the utility model discloses an online high temperature hammerhead meter of mechanism sugar refinery, including prism 1, circuit board 2, light source and optical focusing element 3, protection dustcoat 4, jam-proof guard shield 5, metal connecting ring 6, PPS connecting piece 7 and prism installation lid 8. The anti-interference device comprises a protection outer cover 4, an anti-interference shield 5, a metal connecting ring 6 and a metal connecting ring, wherein the protection outer cover 4 is a hollow cylindrical body with a closed upper end and an open lower end, the anti-interference shield 5 is a hollow cylindrical body with an open upper end and an open lower end, the protection outer cover 4 and the anti-interference shield 5 are both made of metal materials, the protection outer cover 4 is connected to the upper end of the metal connecting ring 6 in a threaded mode, and the metal connecting ring 6 is arranged at the upper end of the anti-interference shield 5; jam-proof guard shield 5 is installed in the upper end of PPS connecting piece 7, and PPS connecting piece 7 passes through bolted connection in the upper end of prism installation lid 8, and metal connecting ring 6 is fixed through mounting flange with jam-proof guard shield 5, and hammer meter mounting flange 10 overlaps outside PPS connecting piece 7 and prism installation lid 8, and hammer meter mounting flange 10 is connected with hammer meter mounting flange 10 through balanced clamping screw 11 to compress tightly jam-proof guard shield 5 between metal connecting ring 6 and PPS connecting piece 7. The protective outer cover 4, the interference preventing shield 5, the metal connecting ring 6, the PPS connecting piece 7 and the prism mounting cover 8 are coaxially arranged, and a closed space is formed.
The circuit board 2 is installed in the protective outer cover 4 through bolts, the circuit board 2 comprises a signal circuit board, an operation circuit board and a communication circuit board, an optical signal receiving element 12 is installed on the bottom surface of the signal circuit board, the operation circuit board and the communication circuit board are connected through metal contact pins in sequence, and the communication circuit board is connected with the brix detection host through a signal output cable.
An optical focusing channel 71 and an optical signal returning channel 72 are formed in the PPS connecting piece 7, the light source and the optical focusing element 3 are installed on the optical focusing channel 71, incident light of the light source and the optical focusing element 3 directly enters the prism 1 through the optical focusing channel 71, and reflected light of the prism 1 enters the optical signal receiving element 12 at the bottom of the circuit board 2 through the optical signal returning channel 72.
The upper end of the prism mounting cover 8 is provided with a groove, a heat insulation gasket 9 is arranged in the groove, and the heat insulation gasket 9 is made of asbestos materials. The prism installation lid 8 is internally provided with a prism installation groove communicated with the groove, the prism installation groove is communicated with the bottom end of the prism installation lid 8, the upper end of the prism 1 is sleeved in the heat insulation gasket 9 and is installed in the prism installation groove, and the sampling surface of the prism 1 can be contacted with the measurement fluid to measure the brix of the measurement fluid.
In the application scene, the utility model discloses a hammerhead meter mounting flange 10 links together this hammerhead meter and belt cleaning device with the screw, installs appointed position and can use.
The working process of the utility model is as follows:
the utility model discloses a hammerhead meter finishes at the on-the-spot installation, and switch on and press the switch, system loading self-checking is accomplished, and display data is errorless, and the hammerhead meter is in operating condition, begins feedback data. As a detection source, a light source can always provide a light signal, and the originally divergent light source is focused into a beam to be incident into the prism through the optical focusing channel and then is emitted out of the prism; the liquid to be detected flows through the surface of the prism or repeatedly rubs the surface of the prism, light signals are reflected into the prism from different angles after contacting with light, the light signals are directly irradiated on the light signal receiving element through the optical signal return channel after being processed by the other surface of the prism, finally the signal processing is finished by the circuit board, the communication circuit board outputs display data to finish the measurement, and the process is repeated.
The above embodiments are only specific examples for further detailed description of the objects, technical solutions and advantages of the present invention, and the present invention is not limited thereto. Any modification, equivalent replacement, improvement and the like made within the scope of the disclosure of the present invention are all included in the protection scope of the present invention.
Claims (6)
1. On-line high temperature brix meter of mechanism sugar refinery, including prism (1), circuit board (2) and light source and optical focusing element (3), its characterized in that: the anti-interference circuit board is characterized by further comprising a protection outer cover (4) with an opening at the lower end, an anti-interference shield (5) which is communicated up and down and a prism mounting cover (8), wherein the protection outer cover (4) is mounted at the upper end of the anti-interference shield (5), and the circuit board (2) is mounted in the protection outer cover (4); the light source and the optical focusing element (3) are installed in the anti-interference shield (5), the prism installation cover (8) is installed at the lower end of the anti-interference shield (5), a groove is formed in the upper end of the prism installation cover (8), a prism installation groove communicated with the groove is formed in the lower end of the prism installation cover, a heat insulation gasket (9) is arranged in the groove, and the prism (1) is arranged in the heat insulation gasket (9) and installed in the prism installation groove; the incident light of the light source and the optical focusing element (3) can be emitted onto the prism (1), and the reflected light of the prism (1) can enter the optical signal receiving element (12) at the bottom of the circuit board (2).
2. The on-line high temperature brix meter of a sugar mill according to claim 1, wherein: still include PPS connecting piece (7), PPS connecting piece (7) are installed between jam-proof guard shield (5) and prism installation lid (8), have seted up optics focus passageway (71) and optical signal return channel (72) on PPS connecting piece (7), light source and optics focusing element (3) are installed on optics focus passageway (71), and the outgoing light of light source and optics focusing element (3) shines into prism (1) on optics focus passageway (71), and the reflection light of prism (1) gets into on light signal receiving element (12) of circuit board (2) bottom through optical signal return channel (72).
3. The on-line high temperature brix meter of sugar mill of claim 2, wherein: still include the plumb bob meter mounting flange (10), the plumb bob meter mounting flange (10) overlaps outside PPS connecting piece (7) and prism installation lid (8), and the plumb bob meter mounting flange (10) is connected with the plumb bob meter mounting flange (10) of cover outside jam-proof guard shield (5) and protection dustcoat (4) through balanced clamping screw (11).
4. The on-line high temperature brix meter of sugar mill of claim 2, wherein: the PPS connecting piece (7) is fixed with the prism mounting cover (8) through a bolt.
5. The on-line high temperature brix meter of a sugar mill according to claim 1 or 2, characterized in that: and a metal connecting ring (6) is also protected, and the metal connecting ring (6) is arranged between the protective outer cover (4) and the interference preventing shield (5).
6. The on-line high temperature brix meter of a sugar mill according to claim 5, wherein: the protection housing (4) is in threaded connection with the metal connecting ring (6), and the metal connecting ring (6) is fixed with the anti-interference shield (5) through a hammermill mounting flange (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121629876.4U CN214952995U (en) | 2021-07-16 | 2021-07-16 | On-line high-temperature hammermill of machine-made sugar refinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121629876.4U CN214952995U (en) | 2021-07-16 | 2021-07-16 | On-line high-temperature hammermill of machine-made sugar refinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214952995U true CN214952995U (en) | 2021-11-30 |
Family
ID=79072473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121629876.4U Active CN214952995U (en) | 2021-07-16 | 2021-07-16 | On-line high-temperature hammermill of machine-made sugar refinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214952995U (en) |
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2021
- 2021-07-16 CN CN202121629876.4U patent/CN214952995U/en active Active
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