CN211611853U - Pressure type radial sieve feeding lip opening degree automatic regulating device - Google Patents
Pressure type radial sieve feeding lip opening degree automatic regulating device Download PDFInfo
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- CN211611853U CN211611853U CN202020059496.0U CN202020059496U CN211611853U CN 211611853 U CN211611853 U CN 211611853U CN 202020059496 U CN202020059496 U CN 202020059496U CN 211611853 U CN211611853 U CN 211611853U
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Abstract
The utility model discloses a pressure type sieve bend feed lip aperture automatic regulating apparatus, including the casing to and the sieve bend that sets up in the casing, the feed mechanism has been put to the corresponding equipartition of sieve bend on the casing, feed mechanism includes the inlet pipe, and connects the inlet pipe and the feed box in the casing, is equipped with aperture adjusting device in the feed box, aperture adjusting device includes the lip shape axle that sets up at the feed box discharge end, has the axially extended lip breach on the lip shape axle, the lip shape axle forms the feed lip with the corresponding feed box lateral wall in lip shape breach department; the lip-shaped shaft is rotationally connected with the feeding box and is connected with a rotating mechanism for driving the lip-shaped shaft to rotate, and the lip-shaped shaft rotates under the action of the rotating mechanism to adjust the opening of the feeding lip. The utility model discloses the aperture of adjustable feeding lip to can be regularly by rotary mechanism with the instantaneous opening of feeding lip, with the deposit with lip department washd, avoid feeding lip department solid matter siltation.
Description
Technical Field
The utility model belongs to the technical field of papermaking equipment, especially, relate to a pressure type sieve bend feeding lip aperture automatic regulating apparatus.
Background
The automatic regulator for the opening of the feeding lip of the pressure type sieve bend is characterized in that liquid materials to be screened are required to enter through a feeding box in a pressure jet feeding mode, flow to a sieve plate through a weir mouth of the feeding box by means of the jet force and gravity of the liquid materials, and when the sieve plate and a sieve grid do relative shearing motion, solid matters and liquid are separated, so that the purpose of sieving and filtering is achieved. Meanwhile, the solid matters gathered on the screen roll down by virtue of the liquid flow, and the liquid continuously washes the screen grids by virtue of water power to play a self-cleaning role, so that the whole process of continuous self-cleaning of the screen and continuous collection of the solid matters is completed.
Notice No. CN 209564690U's utility model discloses an adjustable feed system of sieve bend relates to waste water filtration treatment technical field. It is including advancing thick liquid pipe and feeding device etc. feeding device's discharge gate and sieve of arc screen are aequilate, and its load and pressure are adjustable, and discharge gate water curtain can distribute uniformly on the sieve of arc screen, makes the utilization ratio of sieve reach the maximize, realizes simultaneously that the pressure type advances thick liquid, is showing the screening throughput that increases equipment to improve the screening efficiency of equipment effectively. In the operation process, the opening degree of the discharge port is correspondingly adjusted according to the requirement of the treatment capacity, the flow and the pressure of slurry at the discharge port can be adjusted, equipment does not need to be stopped during operation, the opening degree of the discharge port of the feeding device can be adjusted, and the feeding device is wide in adjustment range, wide in application range, novel in structure, safe and reliable.
However, the technical scheme is that the flow of the liquid material is controlled by a weir nozzle (a weir nozzle is formed between an upper jaw plate and a lower jaw plate) of the feeding box, so as to ensure the spraying force of the liquid material and the thickness of a liquid film (the thickness of the liquid film is generally 5-10 mm) of the liquid material on the arc-shaped sieve plate. However, after the traditional pressure type arc sieve feeding lip opening automatic regulating device operates for a period of time (or when the liquid inlet pressure is unstable), a large amount of solid matters are deposited at the weir mouth of the feeding box, so that the spraying force of liquid materials and the thickness of a liquid film of the liquid materials on the arc sieve plate cannot be guaranteed, and the equipment cannot normally operate.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a pressure type sieve bend feeding lip aperture automatic regulating apparatus.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the automatic opening adjusting device for the feeding lip of the pressure type sieve bend comprises a shell and a sieve bend plate arranged in the shell, wherein a feeding mechanism is uniformly arranged on the shell corresponding to the sieve bend plate, the feeding mechanism comprises a feeding pipe and a feeding box connected with the feeding pipe and the shell, an opening adjusting device is arranged in the feeding box, the opening adjusting device comprises a lip-shaped shaft arranged at the discharging end of the feeding box, the lip-shaped shaft is provided with a lip-shaped notch extending axially, and the lip-shaped shaft and the corresponding side wall of the feeding box form a feeding lip at the lip-shaped notch;
the lip-shaped shaft is rotationally connected with the feeding box and is connected with a rotating mechanism for driving the lip-shaped shaft to rotate, and the lip-shaped shaft rotates under the action of the rotating mechanism to adjust the opening of the feeding lip.
The rotating mechanism comprises a rotating drive assembly and a rotating connecting rod assembly, and the rotating drive assembly is connected with the lip shaft through the rotating connecting rod assembly.
The rotary driving assembly comprises a rotary driving telescopic cylinder which is horizontally arranged, and the piston rod end of the rotary driving telescopic cylinder is connected with the lip shaft through a rotary connecting rod assembly.
The rotary connecting rod assembly comprises a left connecting rod and a right connecting rod, the left connecting rod protrudes and is fixed on the lip-shaped shaft along the radial direction and is away from one side of the lip-shaped gap, the right connecting rod is fixed on the piston rod end of the rotary driving telescopic cylinder, and the left connecting rod is hinged with the right connecting rod through a middle connecting rod.
The rotary driving telescopic cylinder is a cylinder.
The shell is internally provided with a partition plate to divide the shell into at least two horizontally arranged installation cavities, and arc-shaped sieve plates are installed in the installation cavities to form a duplex or multi-connected pressure type arc-shaped sieve;
the feeding mechanisms are uniformly arranged on the shell corresponding to the arc-shaped sieve plates of each mounting cavity.
The utility model has the advantages that:
the utility model discloses a feed mechanism adopts pressure injection formula feed structure, but liquid material passes through feeding case aperture automatically regulated's feeding lip and sprays the arc sieve with tangential direction on. The opening adjusting device in the feeding mechanism adopts the design of a lip-shaped shaft, the lip-shaped shaft is provided with a lip-shaped notch extending axially, and the lip-shaped shaft and the corresponding side wall of the feeding box form a feeding lip at the lip-shaped notch; the lip-shaped shaft rotates under the action of the rotating mechanism, the opening of the feeding lip is adjusted, and the feeding lip can be opened instantly (the lip-shaped shaft rotates) by the rotating mechanism periodically so as to flush deposits at the lip and avoid solid deposition at the feeding lip.
Drawings
FIG. 1 is a schematic view of a feed mechanism in an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line D-D of FIG. 1;
fig. 3 is a schematic view of a lip shaft according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an application of an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view C-C of FIG. 4;
FIG. 6 is a schematic view of an arc-shaped flush pipe portion in an embodiment of the present invention;
FIG. 7 is a left side view of FIG. 6;
FIG. 8 is a schematic sectional view taken along line A-A in FIG. 6;
FIG. 9 is a schematic sectional view taken along line B-B in FIG. 7;
fig. 10 is a schematic view of a swing link assembly in an embodiment of the present invention.
Detailed Description
The following description will be made in detail with reference to the accompanying drawings, in which the direction indicated by the arrow in fig. 7 is the horizontal swing direction of the arc-shaped flushing water pipe.
As shown in fig. 1 to 3, the pressure type radial sieve feeding lip opening degree automatic regulating apparatus of the embodiment comprises a shell 10, wherein a partition board is arranged in the shell 10 to divide the shell into a left installation cavity and a right installation cavity which are horizontally arranged, a radial sieve plate 1 is installed in each installation cavity, and a feeding mechanism is arranged on the shell 10 corresponding to the radial sieve plate 1 of each installation cavity.
The feeding mechanism comprises a feeding pipe 8 and a feeding box 7 connected with the feeding pipe 8 and arranged in the shell 10, and an opening degree adjusting device is arranged in the feeding box 7. The opening adjusting device comprises a lip-shaped shaft 9 arranged at the discharge end of the feeding box 7, an axially extending lip-shaped notch 91 is arranged on the lip-shaped shaft 9, and the lip-shaped shaft 9 and the corresponding side wall of the feeding box 7 form a feeding lip at the lip-shaped notch 91.
In this embodiment, the rotation driving assembly includes a horizontally arranged rotation driving telescopic cylinder 71, and a piston rod end of the rotation driving telescopic cylinder 71 is connected to the lip shaft through a rotation link assembly. The rotary connecting rod assembly comprises a left connecting rod 72 and a right connecting rod 73, wherein the left connecting rod 72 is fixedly protruded on the lip-shaped shaft 9 along the radial direction and is away from the side of the lip-shaped gap, the right connecting rod 73 is fixedly arranged at the end of the piston rod of the rotary driving telescopic cylinder 71, a middle connecting rod 74 is arranged between the left connecting rod 72 and the right connecting rod 73, and the middle connecting rod 74 is respectively hinged with the left connecting rod 72 and the right connecting rod 73.
The opening adjusting device in the feeding mechanism adopts the design of a lip-shaped shaft 9, the telescopic cylinder 71 is driven to stretch and stretch by rotation and is transmitted to the lip-shaped shaft 9 through a rotating connecting rod component, and the lip-shaped shaft 9 rotates to adjust the opening of the feeding lip; and the inlet lip can be opened instantly (the lip shaft 9 rotates) by the rotating mechanism periodically to flush out the deposit at the inlet lip, so as to avoid the solid deposition at the inlet lip.
The rotary driving telescopic cylinder 71 can adopt a cylinder which can be manually controlled and automatically controlled, under an automatic control mode, the opening degree of the feeding lip is automatically adjusted according to the working condition, after the operation is carried out for a period of time, an overhaul worker instantly opens the feeding lip (the lip-shaped shaft 9 rotates) according to the solid deposition condition of the feeding lip by manual control or automatic control, so that deposits at the lip are flushed.
As shown in fig. 4 to 10, a partition board is arranged in the casing 10 to divide the casing into a left installation cavity and a right installation cavity which are horizontally arranged, and arc-shaped sieve plates 1 are installed in the installation cavities to form a duplex pressure type arc-shaped sieve. And feeding mechanisms are uniformly arranged on the shell 10 corresponding to the arc-shaped sieve plates 1 of each installation cavity.
Arc wash pipe 2 has been put to every installation intracavity and arc sieve 1 correspondence equipartition, and arc wash pipe 2 goes up to arrange and is equipped with the high pressure nozzle of directional arc sieve 1, and arc wash pipe 2 is equipped with the hose 5 to its water supply, and hose 5 chooses for use steel wire rubber hose, establishes the water source solenoid valve on the hose 5.
The arc-shaped washing water pipe 2 is connected with a motion mechanism which drives the arc-shaped washing water pipe to axially reciprocate along the arc-shaped sieve plate. The motion mechanism is a swing motion mechanism, which comprises a swing drive assembly 3 and a swing connecting rod assembly 4.
Each arc-shaped flushing water pipe 2 is correspondingly provided with a swinging connecting rod assembly, adjacent swinging connecting rod assemblies are in transmission connection through a transmission mechanism, and one swinging connecting rod assembly is connected with a swinging driving assembly.
The swing link assembly 4 comprises a lower horizontal link 41 connected with the arc-shaped flushing water pipe 2 and an upper horizontal link 42 positioned above the lower horizontal link 41, wherein two vertical links 43 and 44 are hinged between the upper horizontal link and the lower horizontal link to form a parallelogram four-link structure, and one vertical link 43 extends upwards to form a vertical extension section 45.
The transmission mechanism comprises transmission connecting rods 6 which are horizontally arranged, and two ends of each transmission connecting rod 6 are respectively hinged with the vertical extending sections 45 of the vertical connecting rods of the two adjacent swing connecting rod assemblies.
The swing driving assembly 3 comprises a telescopic cylinder 31 which is horizontally arranged, and the piston rod end of the telescopic cylinder 31 is hinged with one of the swing linkage vertical extending sections 45. In this embodiment, the telescopic cylinder 31 is an air cylinder, speed regulating valves are disposed at two ends of the air cylinder, and the operating speed of the automatic swing spraying device can be adjusted by adjusting the speed regulating valves at two ends of the air cylinder.
In this embodiment, a link support 32 is disposed above the upper horizontal link 42, and the link support 32 extends in the horizontal direction and is fixedly connected to the top of the housing 10. Go up horizontal connecting rod 42 and connecting rod support 32 fixed connection, be equipped with horizontal slot hole 33 with vertical extension 45 department of corresponding on the connecting rod support 32, vertical extension 45 is passed by horizontal slot hole 33, has avoided connecting rod support 32 to the wobbling influence of vertical extension 45.
The utility model discloses an oscillating motion can accomplish the cleaning work to the multiple sieve of pressure type sieve bend more than the pair even pair simultaneously, every sieve bend all corresponds and has arranged the arc wash pipe, every arc wash pipe 2 corresponds respectively and is equipped with swing link assembly, connect through the drive mechanism transmission between the two adjacent swing link assembly, thereby the flexible four connecting rod structure reciprocating motion that drives a plurality of parallelograms of swing drive telescoping cylinder of accessible, and then drive arc wash pipe 2 simultaneously and wash every sieve bend 1's full area, moreover, the steam generator is simple in structure, easy installation is maintained.
Pressure type sieve bend feeding lip aperture automatic regulating apparatus during operation, but liquid material passes through feeding case 7 aperture automatically regulated's feeding lip and sprays two sieve bend 1 with tangential direction on, the injection force promotes the material through the surface of two sieve bend 1, rely on the injection force of material and action of gravity to make liquid and tiny particulate matter pass through the gap of two sieve bend, collect filtrating export 13, the solid matter granule that can not pass through the sieve cut is by the sieve separation and flows to discharge gate 14 along the direction of material stream and present solid-liquid separation.
Simultaneously, arc wash pipe 2 is through two parallelogram link mechanisms, and automatic swing about under the effect of cylinder, and then drive arc wash pipe 2 side-to-side motion, washs two arc sieve 1 in full area, prevents that the arc sieve from blockking up.
When the automatic swinging spraying device works, the water source electromagnetic valve and the electromagnetic valve of the air cylinder are connected into the electric cabinet, and the automatic high-pressure water valve and the air cylinder are automatically controlled to be opened and closed simultaneously. The cylinder drives the two groups of parallelogram link mechanisms to swing left and right through the expansion of the cylinder rod, and further drives the two arc-shaped flushing water pipes 2 to move left and right. The cleaning water is sprayed to the two arc-shaped sieve plates by a high-pressure nozzle arranged on the arc-shaped washing water pipe 2 to complete the full-area cleaning of the two arc-shaped sieve plates. The cycle is started once in 15-20 min, the operation time is 1-2 times of cylinder back and forth operation, and then the next cycle is started.
After a period of operation, the inlet lip can be opened instantly (the lip shaft 9 rotates) by the rotating mechanism periodically to flush away the deposits at the inlet lip, so as to avoid solid deposition at the inlet lip.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
In the description of the present invention, it should be understood that the terms "front", "back", "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the description refers must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Claims (6)
1. The utility model provides a pressure type sieve bend feeding lip aperture automatic regulating apparatus, includes the casing to and the sieve bend that sets up in the casing, correspond the equipartition with sieve bend on the casing and have put feed mechanism, its characterized in that: the feeding mechanism comprises a feeding pipe and a feeding box connected with the feeding pipe and arranged in the shell, an opening adjusting device is arranged in the feeding box, the opening adjusting device comprises a lip-shaped shaft arranged at the discharging end of the feeding box, the lip-shaped shaft is provided with a lip-shaped notch extending axially, and the lip-shaped shaft and the corresponding side wall of the feeding box form a feeding lip at the lip-shaped notch;
the lip-shaped shaft is rotationally connected with the feeding box and is connected with a rotating mechanism for driving the lip-shaped shaft to rotate, and the lip-shaped shaft rotates under the action of the rotating mechanism to adjust the opening of the feeding lip.
2. The automatic adjusting device of the opening of the feeding lip of the pressure-type sieve bend according to claim 1, characterized in that: the rotating mechanism comprises a rotating drive assembly and a rotating connecting rod assembly, and the rotating drive assembly is connected with the lip shaft through the rotating connecting rod assembly.
3. The automatic adjusting device of the opening of the feeding lip of the pressure-type sieve bend according to claim 2, characterized in that: the rotary driving assembly comprises a rotary driving telescopic cylinder which is horizontally arranged, and the piston rod end of the rotary driving telescopic cylinder is connected with the lip shaft through a rotary connecting rod assembly.
4. The automatic adjusting device of the opening of the feeding lip of the pressure type sieve bend according to claim 3, characterized in that: the rotary connecting rod assembly comprises a left connecting rod and a right connecting rod, the left connecting rod protrudes and is fixed on the lip-shaped shaft along the radial direction and is away from one side of the lip-shaped gap, the right connecting rod is fixed on the piston rod end of the rotary driving telescopic cylinder, and the left connecting rod is hinged with the right connecting rod through a middle connecting rod.
5. The automatic adjusting device of the opening of the feeding lip of the pressure type sieve bend according to claim 3, characterized in that: the rotary driving telescopic cylinder is a cylinder.
6. The automatic adjusting device of the opening degree of the feeding lip of the pressure type curved screen according to any one of claims 1 to 5, characterized in that: the shell is internally provided with a partition plate to divide the shell into at least two horizontally arranged installation cavities, and arc-shaped sieve plates are installed in the installation cavities to form a duplex or multi-connected pressure type arc-shaped sieve;
the feeding mechanisms are uniformly arranged on the shell corresponding to the arc-shaped sieve plates of each mounting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020059496.0U CN211611853U (en) | 2020-01-13 | 2020-01-13 | Pressure type radial sieve feeding lip opening degree automatic regulating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020059496.0U CN211611853U (en) | 2020-01-13 | 2020-01-13 | Pressure type radial sieve feeding lip opening degree automatic regulating device |
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| CN211611853U true CN211611853U (en) | 2020-10-02 |
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| CN202020059496.0U Active CN211611853U (en) | 2020-01-13 | 2020-01-13 | Pressure type radial sieve feeding lip opening degree automatic regulating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115414876A (en) * | 2022-09-07 | 2022-12-02 | 天津科技大学 | Flat microwave concentration device, method and application of cellulose nanofibril gel |
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2020
- 2020-01-13 CN CN202020059496.0U patent/CN211611853U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115414876A (en) * | 2022-09-07 | 2022-12-02 | 天津科技大学 | Flat microwave concentration device, method and application of cellulose nanofibril gel |
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