CN211611852U

CN211611852U - Automatic swinging and spraying device of pressure type sieve bend

Info

Publication number: CN211611852U
Application number: CN202020059960.6U
Authority: CN
Inventors: 刘建涛; 刘建坡; 任福军
Original assignee: Zhengzhou Leizhan Technology Paper Machinery Co Ltd
Current assignee: Zhengzhou Leizhan Technology Paper Machinery Co Ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-10-02
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a pressure type sieve bend automatic swinging spray device, which comprises a sieve bend flushing pipe arranged corresponding to the sieve bend plate of the pressure type sieve bend, the sieve bend flushing pipe is connected with a motion mechanism driving the sieve bend flushing pipe to reciprocate along the axial direction of the sieve bend plate, the motion mechanism is a swing motion mechanism, the motion mechanism comprises a swing driving component and a swing connecting rod component, and the swing driving component is connected with the sieve bend flushing pipe through the swing connecting rod component; the swing connecting rod assembly is of a parallelogram four-connecting-rod structure, wherein a vertical connecting rod extends upwards to form a vertical extending section, and the vertical extending section is connected with the swing driving assembly; the swing driving assembly comprises a swing driving telescopic cylinder which is horizontally arranged, and a piston rod end of the swing driving telescopic cylinder is hinged with the vertical extending section. The utility model discloses simple structure, easy installation is maintained to can accomplish the cleaning work to a plurality of sieves of pressure type sieve bend above the pair even pair simultaneously.

Description

Automatic swinging and spraying device of pressure type sieve bend

Technical Field

The utility model belongs to the technical field of papermaking equipment, especially, relate to a pressure type sieve bend automatic swinging spray set.

Background

The pressure type sieve bend is that the liquid material that requires to be screened adopts the pressure to spray the material loading mode and gets into through the feeding case, relies on the jet force and the gravity of liquid material to flow to the sieve through the weir mouth of feeding case, when making relative shearing movement with the sieve grid, separates solid and liquid, reaches the purpose of screening. 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 207478077U's utility model discloses an automatic washing unit of sieve bend relates to waste water filtration treatment technical field. The utility model discloses a power supply is the air supply, the air supply is delivered to the cylinder with the air of certain pressure, make the cylinder be concertina movement, the cylinder drives the pendulum rod and is horizontal swing motion, the pendulum rod passes through the guide arm and transmits the power supply for the wash pipe, make the wash pipe wholly be reciprocal horizontal motion on the guide rail, thereby realize by line to the face to carry out comprehensively to whole sieve surface, effective self-cleaning in no dead angle, the technical problem that prior art can not carry out comprehensive effective continuous washing to whole sieve has been solved, the intensity of labour and the cost of manual cleaning have been reduced, modern industry's automation requirement has been satisfied, moreover, the steam generator is simple in structure, and convenient for operation.

Notice No. CN 209772737U's utility model discloses an automatic cleaning function's sieve bend belongs to the sieve bend field, and its technical scheme main points are including the base, install the screen frame that is the circular arc setting on the base, be provided with the water catch bowl in the base, the water catch bowl is located the screen frame under, install the frame on the base, sliding connection has the install bin in the frame, a plurality of washing of the bottom installation of install bin is responsible for, wash and be responsible for and set up the washing branch pipe of a plurality of directional screen frames, this kind of automatic cleaning function's sieve bend's advantage lies in carrying out the automatic washing, labour saving and time saving to the sieve bend.

But above-mentioned technical scheme all adopts the mode that the sparge water pipe moved along the guide rail horizontal to realize the comprehensive self-cleaning to the sieve surface, and the structure is complicated relatively, is difficult for the installation maintenance, can't accomplish the cleaning work to the pair even a plurality of sieve boards of pressure type sieve bend more than the pair simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the weak point among the prior art, provide a pressure type sieve bend automatic swinging spray set.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an automatic swinging spray device of a pressure type sieve bend comprises a sieve bend flushing pipe arranged corresponding to a sieve bend plate of the pressure type sieve bend, the sieve bend flushing pipe is connected with a motion mechanism for driving the sieve bend flushing pipe to reciprocate along the axial direction of the sieve bend, the motion mechanism is a swinging motion mechanism and comprises a swinging drive component and a swinging connecting rod component, and the swinging drive component is connected with the sieve bend flushing pipe through the swinging connecting rod component;

the swing connecting rod assembly comprises a lower horizontal connecting rod connected with the arc-shaped flushing water pipe and an upper horizontal connecting rod positioned above the lower horizontal connecting rod, two vertical connecting rods are hinged between the upper horizontal connecting rod and the lower horizontal connecting rod to form a parallelogram four-connecting-rod structure, one vertical connecting rod extends upwards to form a vertical extending section, and the vertical extending section is connected with the swing driving assembly.

A connecting rod support is arranged above the upper horizontal connecting rod, extends along the horizontal direction and is fixed with the shell; go up horizontal connecting rod and connecting rod support fixed connection, be equipped with horizontal slot hole with vertical extension corresponding department on the connecting rod support, vertical extension is passed by horizontal slot hole.

And nozzles pointing to the arc-shaped sieve plate are distributed on the arc-shaped flushing water pipe.

The arc-shaped flushing water pipe is connected with a hose for supplying water to the arc-shaped flushing water pipe.

The swing driving assembly comprises a swing driving telescopic cylinder which is horizontally arranged, and a piston rod end of the swing driving telescopic cylinder is hinged with the vertical extending section.

The swing driving telescopic cylinder is a cylinder, and two ends of the cylinder are provided with speed regulating valves.

More than two arc-shaped sieve plates are horizontally arranged to form a duplex or multi-connection pressure type arc-shaped sieve;

and each arc-shaped sieve plate is correspondingly provided with an arc-shaped flushing water pipe, each arc-shaped flushing water pipe is correspondingly provided with a swinging connecting rod assembly respectively, and two adjacent swinging connecting rod assemblies are in transmission connection through a transmission mechanism.

The transmission mechanism comprises transmission connecting rods which are horizontally arranged, and two ends of each transmission connecting rod are respectively hinged to the vertical extending sections of the vertical connecting rods of the two adjacent swing connecting rod assemblies.

The utility model has the advantages that:

the utility model discloses an oscillating motion mechanism drive arc sparge water pipe is along sieve axial reciprocating motion, and the flexible parallelogram four-bar linkage structure reciprocating motion that drives of swing drive telescoping cylinder, and then drive arc sparge water pipe and wash the full area of arc sieve, its mode along guide rail horizontal migration for sparge water pipe, simple structure, easy installation is maintained.

And simultaneously, the utility model discloses an oscillating motion can accomplish the cleaning work to a plurality of sieves of pressure type sieve bend more than the pair even pair simultaneously, when it is applicable to the pressure type sieve bend that ally oneself with more, every sieve bend all corresponds and has arranged the arc wash pipe, every arc wash pipe corresponds respectively and is equipped with swing link assembly, connect through the drive mechanism transmission between the two adjacent swing link assembly, thereby swing drive telescoping cylinder of accessible is flexible to drive a plurality of parallelogram four-bar linkage structure reciprocating motion, and then drive the full area washing of arc wash pipe to every sieve bend simultaneously, moreover, the steam generator is simple in structure, easy installation is maintained.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic sectional view taken along line A-A in FIG. 1;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2;

FIG. 5 is a schematic view of a swing link assembly in an embodiment of the present invention;

fig. 6 is a schematic diagram of an application of an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view C-C of FIG. 6;

fig. 8 is a schematic view of a feed mechanism in an embodiment of the invention;

FIG. 9 is a schematic cross-sectional view taken along line D-D of FIG. 8;

fig. 10 is a schematic view of a lip shaft according to an embodiment of the present invention.

Detailed Description

The following description will be made in detail with reference to the accompanying drawings, wherein the direction indicated by the arrow in fig. 2 is the horizontal swing direction of the arc-shaped flushing water pipe.

As shown in fig. 1 to 5, the automatic pressure-type sieve bend swinging spray device of the embodiment comprises an arc-shaped flushing water pipe 2 corresponding to the sieve bend plate 1 of the pressure-type sieve bend, wherein high-pressure nozzles pointing to the sieve bend plate 1 are distributed on the arc-shaped flushing water pipe 2, the arc-shaped flushing water pipe 2 is provided with a hose 5 for supplying water to the hose 5, the hose 5 is made of steel wire rubber hoses, and the hose 5 is provided with a water source electromagnetic valve.

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 and comprises a swing driving component 3 and a swing connecting rod component 4, and the swing driving component 4 is connected with the arc-shaped flushing water pipe 2 through the swing connecting rod component 3.

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, 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, wherein one vertical link 43 extends upwards to form a vertical extension section 45, and the vertical extension section 45 is connected with the swing driving assembly 3.

The swing driving assembly 3 comprises a swing driving telescopic cylinder 31 which is horizontally arranged, and a piston rod end of the swing driving telescopic cylinder 31 is hinged with the vertical extending section 45.

In this embodiment, the swing driving telescopic cylinder 31 is an air cylinder, speed regulating valves are arranged 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.

As shown in fig. 6 to 10, in this embodiment, a partition plate 12 is disposed in a 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. Arc-shaped flushing water pipes 2 are correspondingly arranged on each arc-shaped sieve plate 1, each arc-shaped flushing water pipe 2 is correspondingly provided with a swinging connecting rod assembly, and the two swinging connecting rod assemblies are in transmission connection through a transmission mechanism.

In this embodiment, the transmission mechanism includes a horizontally disposed transmission link 6, and two ends of the transmission link 6 are respectively hinged to the vertical extending sections 45 of the vertical links of the two swing link assemblies.

And feeding mechanisms are uniformly arranged on the shell 10 corresponding to the arc-shaped sieve plates 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.

Lip axle 9 rotates with feeding case 7 and is connected, and lip axle 9 is connected with the rotary mechanism of its rotation of drive, and rotary mechanism includes rotary drive subassembly and rotatory link assembly, and rotary drive subassembly passes through rotatory link assembly and is connected with lip axle 9, and lip axle 9 rotates under the rotary mechanism effect, adjusts the aperture of feeding lip.

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.

When the duplex pressure type sieve bend works, liquid materials are sprayed onto the two sieve bend plates 1 in a tangential direction through the feeding box 7 of the duplex pressure type sieve bend, the spraying force pushes the materials to pass through the surfaces of the two sieve bend plates 1, and the liquid and fine particles are collected to the filtrate outlet 13 through the gaps of the two sieve bend plates under the action of the spraying force and gravity of the materials; solid particles that cannot pass through the screen slots are blocked by the screen deck and flow in the direction of the stream to the discharge port 14 for solid-liquid separation.

Arc wash pipe 2 is through two sets of parallelogram link mechanism, and automatic swing about under the effect of cylinder, and then drives two arc wash pipe 2 side-to-side motion, washs two arc sieve 1 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 utility model discloses a swing motion drive arc wash pipe 2 is along sieve axial reciprocating motion, and swing drive telescoping cylinder 31 is flexible to be driven parallelogram four-bar linkage structure reciprocating motion, and then drives arc wash pipe 2 and washs the full area of arc sieve 1, and its mode along guide rail horizontal migration for wash pipe, simple structure, easy installation is maintained. And simultaneously, the utility model discloses an oscillating motion can accomplish the cleaning work to a plurality of sieve boards of pressure type sieve bend more than the pair even the pair simultaneously.

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

1. The utility model provides a pressure type sieve bend automatic swinging spray set, includes the arc washing water pipe of arranging with the sieve bend of pressure type sieve bend correspondence, and the arc washing water pipe is connected with its motion along sieve bend axial reciprocating motion of drive, its characterized in that: the motion mechanism is a swing motion mechanism and comprises a swing driving component and a swing connecting rod component, and the swing driving component is connected with the arc-shaped flushing water pipe through the swing connecting rod component;

2. The pressure-type automatic oscillating sprinkler device of claim 1, further comprising: a connecting rod support is arranged above the upper horizontal connecting rod, extends along the horizontal direction and is fixed with the shell; go up horizontal connecting rod and connecting rod support fixed connection, be equipped with horizontal slot hole with vertical extension corresponding department on the connecting rod support, vertical extension is passed by horizontal slot hole.

3. The pressure-type automatic oscillating sprinkler device of claim 1, further comprising: and nozzles pointing to the arc-shaped sieve plate are distributed on the arc-shaped flushing water pipe.

4. The pressure-type automatic oscillating sprinkler device of claim 3, wherein: the arc-shaped flushing water pipe is connected with a hose for supplying water to the arc-shaped flushing water pipe.

5. The pressure-type automatic oscillating sprinkler device of claim 1, further comprising: the swing driving assembly comprises a swing driving telescopic cylinder which is horizontally arranged, and a piston rod end of the swing driving telescopic cylinder is hinged with the vertical extending section.

6. The pressure-type automatic oscillating sprinkler device of claim 5, wherein: the swing driving telescopic cylinder is a cylinder, and two ends of the cylinder are provided with speed regulating valves.

7. The pressure-type trommel automatic oscillating spray assembly as claimed in any one of claims 1 to 6, wherein: more than two arc-shaped sieve plates are horizontally arranged to form a duplex or multi-connection pressure type arc-shaped sieve;

8. The pressure-type automatic oscillating sprinkler device of claim 7, wherein: the transmission mechanism comprises transmission connecting rods which are horizontally arranged, and two ends of each transmission connecting rod are respectively hinged to the vertical extending sections of the vertical connecting rods of the two adjacent swing connecting rod assemblies.