CN211471957U - Novel pressure screen barrel structure and pressure screen - Google Patents

Novel pressure screen barrel structure and pressure screen Download PDF

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Publication number
CN211471957U
CN211471957U CN201922336039.1U CN201922336039U CN211471957U CN 211471957 U CN211471957 U CN 211471957U CN 201922336039 U CN201922336039 U CN 201922336039U CN 211471957 U CN211471957 U CN 211471957U
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CN
China
Prior art keywords
barrel
upper cover
cylinder
pressure screen
thick liquid
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201922336039.1U
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Chinese (zh)
Inventor
许银川
杨晓锦
许超峰
许要锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Yunda Paper Equipment Co Ltd
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Zhengzhou Yunda Paper Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201922336039.1U priority Critical patent/CN211471957U/en
Application granted granted Critical
Publication of CN211471957U publication Critical patent/CN211471957U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a novel pressure screen cylinder structure, which comprises a lower cylinder body, wherein a rotor and a screen cylinder of a pressure screen are arranged in the lower cylinder body, the upper end of the lower cylinder body is detachably connected with an upper cover cylinder body, a pulp inlet is arranged on the upper cover cylinder body, a pulp inlet pipe is connected on the pulp inlet along the tangential direction of the lower cylinder body, and the upper cover cylinder body can rotate along the axis of the lower cylinder body to change the direction of the pulp inlet; the utility model discloses a through can dismantling the connecting portion will descend barrel and upper cover barrel to be connected for upper cover barrel can be relative down the barrel along barrel axle center rotation down, guarantee that the thick liquid pipe that advances on the upper cover barrel advances thick liquid pipe connection with different positions, ensure to advance the thick liquid mouth direction and can advance thick liquid pipe according to different positions and change, avoid thick liquid to flow to the reel impact, the protection rotor guarantees the life of rotor.

Description

Novel pressure screen barrel structure and pressure screen
Technical Field
The utility model discloses papermaking equipment technical field, in particular to novel pressurized screen tubular construction and pressurized screen.
Background
Aiming at the existing internal flow type pressure screen equipment, as shown in figure 1, the existing in-use pulp inlet pipe 12 is welded with the lower cylinder 2 of the pressure screen along the tangential direction of the lower cylinder 2 of the pressure screen, when a customer requires to change the pulp inlet direction according to the process position, the original design needs to be newly made into the lower cylinder 2 of the corresponding pressure screen, if the forced connection is adopted, the connection is complex and tedious, and the direction of a pulp inlet 11 can be aligned to a rotor 3, the pulp flow impacts the rotor 3 in the work, the rotor 3 can be excessively worn, the service life is shortened, the current problem is forced, and the requirement of the customer needs to be met by improvement on the basis of the existing device.
The utility model relates to a high-efficient energy-saving pressure screen, the notice number is CN209368587U, and the notice day is 2019.09.10, the utility model discloses a screening establishes a high-efficient energy-saving pressure screen of technical field, aims at solving the technical problem that current pressure screen energy consumption is high, the inefficiency, and this pressure screen includes upper cover, lower barrel, bottom plate, rotor and screen cylinder, the both ends of screen cylinder pass through upper flange, lower flange and link to each other with lower barrel, form the good thick liquid district between the screen cylinder outside, lower barrel inside and upper and lower flange, form the screening district between the screen cylinder inboard and upper and lower flange, form into the thick liquid district between lower barrel, lower flange and the bottom plate; the lower cylinder is provided with a heavy slag separation baffle on the inner wall of the pulp inlet area, the rotor is provided with pulp passing holes for communicating the screening areas at the inner side and the outer side of the rotor, and each pulp passing hole is positioned between two adjacent rotors on the rotor. The utility model discloses a set up the thick liquid hole on the rotor, can effectively reduce the concentrated phenomenon to the influence of screen drum throughput to and heavy sediment separation baffle has improved the screening efficiency, has reduced the energy consumption to the separating action of heavy sediment. But the utility model discloses do not solve the pressure screen and how connect different position and advance the thick liquid pipeline, guarantee that the thick liquid aims at the rotor and does not have the problem of erodeing.
The utility model relates to a novel pressure screen, notice number is CN206553818U, and the notice day is 2017.10.13, the utility model belongs to the technical field of screening installation and a novel pressure screen is disclosed, include barrel, closing cap down, advance thick liquid pipe, good thick liquid pipe and tail thick liquid pipe, the inside of barrel is equipped with the rotor down, the rotor passes through connecting axle and lower barrel fixed connection, the rotor overcoat is equipped with the curved surface reel, reel and lower barrel inner wall fixed connection, reel one side is equipped with good thick liquid pipe and lower barrel outer wall fixed connection, the fixed carousel that is equipped with in barrel bottom down, the fixed puddler that is equipped with in carousel top. The utility model discloses guarantee that the pressure screen lasts normal operating, its maintenance cost of greatly reduced improves screening production efficiency, simple structure, convenient practicality. But the utility model discloses do not solve the pressure screen and how connect different position and advance thick liquid pipeline, guarantee that the thick liquid aims at the rotor and does not have the problem of erodeing.
The utility model relates to a pressure screen, notice number is CN202416053U, and the notice day is 2012.09.05, the utility model discloses a pressure screen, including motor, belt pulley, belt and pressure screen, the belt pulley cover is driven by the motor on electric motor rotor, through the belt, drives the pressure screen rotor and rotates, the belt pulley diameter is between 360mm-380 mm. Improve the effective feasible way of pressure screen ability on current equipment main basis and be exactly the rotational speed that improves the pressure screen rotor, under the condition of not changing the motor ability, the utility model discloses a suitably increase the belt of diameter, the change simultaneously of pressure screen motor belt pulley, thereby reach the ability that increases the pressure screen rotor rotation degree and reach the reinforcing screening to reach the throughput of improving the pressure screen thick liquids, the purpose of increase of production. But the utility model discloses do not solve the pressure screen and how connect different position and advance thick liquid pipeline, guarantee that the thick liquid aims at the rotor and does not have the problem of erodeing.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical scheme who takes for solving above-mentioned problem is:
the utility model provides a novel pressure screen barrel structure, includes barrel down, in the barrel was located to the rotor and the screen cylinder of pressure screen, the barrel upper end can be dismantled down and be connected with the upper cover barrel, is equipped with into thick liquid mouth on the upper cover barrel, advances to be connected with into thick liquid pipe along barrel tangential direction down on the thick liquid mouth, and the upper cover barrel can enough rotate along barrel axis down and change into thick liquid mouth direction.
Further, the upper cover cylinder body comprises a connecting cylinder, an upper cover is arranged at the upper end of the connecting cylinder, and a pulp inlet is formed in the connecting cylinder.
Furthermore, the connecting cylinder and the upper cover are of an integrated structure.
Further, the connecting cylinder is provided with a conical shape.
Further, the upper cover is hemispherical, and the top of the upper cover is provided with a light slag discharging hole.
Further, the connecting cylinder is welded with the slurry inlet pipe.
Further, the barrel upper end is connected with the upper cover barrel through a detachable connecting portion, the detachable connecting portion comprises a flange arranged at the lower end of the upper cover barrel and a flange arranged at the upper end of the barrel, and the flanges are connected through bolts.
The utility model discloses the beneficial effect who has does:
1. the utility model relates to a novel pressure screen tubular structure and pressure screen, through dismantling the connecting portion will descend barrel and upper cover barrel to connect, make upper cover barrel can be relative down the barrel rotate along lower barrel axle center, under the functional condition that does not influence thick liquids subside downwards, move the grout mouth on the barrel under the pressure screen to the upper cover barrel, it advances thick liquid pipe connection with different positions to guarantee to advance on the upper cover barrel, it can advance thick liquid pipeline according to different positions and change to ensure to advance thick liquid mouth direction, avoid thick liquid stream to strike the reel, the protection rotor, guarantee the life of rotor, can satisfy the relative position demand that the thick liquid pipeline was advanced on the scene like this, this lets equipment suitability stronger in the in-service use, small batch production more easily, make the design, manufacturing cost descends greatly.
2. The utility model discloses improve the upper cover barrel, reduced circular lower barrel height for current device, set up the connecting cylinder on the upper cover barrel into the toper, compare with current device, small, equipment weight is lighter, and this can reduce equipment material cost greatly, for the unit saving cost, improves the competitiveness.
Drawings
FIG. 1 is a schematic diagram of a conventional apparatus;
fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 2, a novel pressure screen cylinder structure, including barrel 2 down, rotor 3 and screen cylinder 4 of pressure screen locate down in barrel 2, can dismantle the barrel 2 upper end down and be connected with upper cover barrel 1, be equipped with into thick liquid mouth on the upper cover barrel 1, be connected with into thick liquid pipe 12 along lower barrel 2 tangential direction on the thick liquid mouth 11, upper cover barrel 1 can rotate along lower barrel 2 axle center and change into thick liquid mouth 11 direction, upper cover barrel 1 rotates along lower barrel 2 axle center and adjusts into thick liquid pipe 12 and advances thick liquid pipe connection with different position, guarantee to correspond different positions and advance thick liquid pipe and all can realize and advance thick liquid pipe 12 and be connected, thereby satisfy the customer's requirement, make the equipment suitability stronger, the small batch production more easily, make the design, manufacturing cost descends greatly.
As shown in fig. 2, in order to meet the requirements of connecting slurry inlet pipes in different directions, and also to make the equipment light, save material cost, save cost per unit, and improve competitiveness, the upper cover cylinder 1 includes a connecting cylinder 14, preferably, the connecting cylinder 14 is set to be conical in this embodiment, so that compared with the existing device, the height of the lower cylinder 2 is reduced, the height of the upper cover cylinder 1 is increased, and the conical connecting cylinder 14 replaces the part of the cylindrical lower cylinder 2, so that the material for the pressure screen is relatively less, the equipment is lighter in weight, and the material cost can be saved for enterprises; an upper cover 13 is arranged at the upper end of the connecting cylinder 14, preferably, the upper cover 13 is hemispherical, a light slag discharging hole 15 is formed in the top of the upper cover 13, and a lifting ring 16 for lifting is further arranged on the upper cover 13; the lower end of the connecting cylinder 14 is provided with a flange; the connecting cylinder 14 is provided with a grout inlet 11, and preferably, in the embodiment, the connecting cylinder 14 is welded with the grout inlet pipe 12.
As shown in fig. 2, in order to realize that the upper cover cylinder 1 can rotate relative to the lower cylinder 2, the slurry inlet pipe 12 installed on the upper cover cylinder 1 is connected with slurry inlet pipelines in different directions, the upper end of the lower cylinder 2 is connected with the upper cover cylinder 1 through the detachable connecting part 9, the detachable connecting part 9 comprises a flange arranged at the lower end of the upper cover cylinder 1 and a flange arranged at the upper end of the lower cylinder 2, the flanges are connected through bolts, the slurry inlet pipelines in different directions can be adjusted to rotate after the bolts are detached, the slurry inlet pipe 12 is ensured to be connected with the slurry inlet pipelines in different directions, and the direction of the slurry inlet 11 is changed, so that slurry enters the pressure screen along the tangential direction of the lower cylinder 2, the impact on the rotor 3 and the screen drum 4 is avoided, and the service lives of the rotor 3 and the screen drum 4 are ensured.
As shown in fig. 2, the novel pressure screen cylinder structure of the present invention is applied to an internal flow pressure screen, a screen cylinder 4 is coaxially installed in a lower cylinder 2, a transmission branch cylinder 5 is coaxially connected to the upper end in the screen cylinder 4, the lower end of the transmission branch cylinder 5 is installed at the bottom of the lower cylinder 2, the lower end of the outer wall of the screen cylinder 4 is connected to the inner wall of the lower cylinder 2 through a fixing ring, the bottom of the lower cylinder 2 is communicated with the screen cylinder 4 and is provided with a slurry outlet 6, the screen cylinder 4, the transmission branch cylinder 5, the fixing ring and the bottom of the lower cylinder 2 jointly define a good slurry containing cavity, slurry enters the good slurry containing cavity after being screened by a screening hole on the screen cylinder 4, and the good slurry flows out from the slurry outlet 6 and enters the next procedure; rotor 3 is installed to the coaxial cooperation in the outside of screen cylinder 4, and rotor 3 is connected with drive arrangement through transmission shaft 7, and transmission shaft 7 is arranged and is stretched out 2 bottoms of barrel down along 2 axial of barrel down and set up, the transmission is propped up 5 normal running fit parcels in the 7 outsides of transmission shaft, 2 outsides of barrel are equipped with down and discharge heavy sediment hole 8, and discharge heavy sediment hole 8 is located solid fixed ring upside.
The utility model discloses a working process does:
according to different production requirements, selecting slurry inlet pipelines to be connected, screwing bolts on flanges, dismounting the bolts, adjusting the upper cover cylinder body 1 to rotate along the axis of the lower cylinder body 2 by using a hoisting mechanism through a hoisting ring 16 arranged on an upper cover 13, so that a slurry inlet pipe 12 on the upper cover cylinder body 1 is aligned and connected with the slurry inlet pipelines in different directions, and slurry is ensured to enter a pressure screen along the tangential direction of the lower cylinder body 2; after the thick liquid gets into the pressurized screen, rotor 3 is gyration under drive arrangement's drive, the inside heavy sediment of thick liquid sinks through the centrifugal force effect at rotor 3 gyration, discharge through being equipped with the heavy sediment hole 8 of row outside barrel 2 under, light sediment is through being equipped with row light sediment hole 15 discharges at upper cover 13 top, remaining thick liquid passes rotor 3 under the gyration effect of rotor 3 and gets into in screen cylinder 4 through screen cylinder 4 of rotor 3 fit installation, be equipped with the screening hole on the screen cylinder 4, the thick liquid that gets into the good pulp after the screening of screening hole holds the chamber becomes the good pulp, the good pulp gets into next procedure through the play thick liquid mouth 6 outflow.
The utility model relates to a be fit for connecting different position and advance pressure sieve of thick liquid pipeline, barrel 2 and upper cover barrel 1 are connected down through can dismantling connecting portion 9, make upper cover barrel 1 can be relative down barrel 2 rotate along 2 axle centers of barrel down, it advances thick liquid pipe connection with different positions to guarantee to advance thick liquid pipe connection to advance on the upper cover barrel 1, it can advance thick liquid pipeline according to different positions to ensure to advance thick liquid mouth 11 direction and change, avoid thick liquid to flow and strike the reel, protection rotor 3, guarantee rotor 3, the life of screen drum 4, can satisfy the relative position demand that the thick liquid pipeline was advanced in the scene like this, this lets equipment suitability stronger in the in-service use, small batch production more easily, make the design, manufacturing cost greatly reduced.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to 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.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.

Claims (8)

1. The utility model provides a novel pressure screen barrel structure, includes barrel down, in the barrel was located to the rotor and the screen cylinder of pressure screen, its characterized in that, can dismantle down the barrel upper end and be connected with the upper cover barrel, is equipped with into thick liquid mouth on the upper cover barrel, advances to be connected with into thick liquid pipe along barrel tangential direction down on the thick liquid mouth, and the upper cover barrel can enough rotate along lower barrel axle center and change into thick liquid mouth direction.
2. The novel pressure screen cylinder structure as claimed in claim 1, wherein the upper cover cylinder comprises a connecting cylinder, an upper cover is arranged at the upper end of the connecting cylinder, and a pulp inlet is arranged on the connecting cylinder.
3. The new pressure screen cylinder structure of claim 2, wherein the connecting cylinder and the upper cover are of an integral structure.
4. A novel pressure screen cylinder structure as claimed in claim 3, wherein the connecting cylinder is provided with a conical shape.
5. The novel pressure screen cylinder structure as claimed in claim 4, wherein the upper cover is provided with a hemispherical shape, and the top of the upper cover is provided with a light slag discharge hole.
6. The novel pressure screen cylinder structure as claimed in claim 5, wherein the connecting cylinder is welded with the slurry inlet pipe.
7. The novel pressure screen cylinder structure as claimed in claim 6, wherein the upper end of the lower cylinder is connected with the upper cover cylinder through a detachable connecting part, the detachable connecting part comprises a flange arranged at the lower end of the upper cover cylinder and a flange arranged at the upper end of the cylinder, and the flanges are connected through bolts.
8. A new pressure screen, characterized in that it comprises a pressure screen cylinder structure according to any of claims 1-7.
CN201922336039.1U 2019-12-24 2019-12-24 Novel pressure screen barrel structure and pressure screen Expired - Fee Related CN211471957U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922336039.1U CN211471957U (en) 2019-12-24 2019-12-24 Novel pressure screen barrel structure and pressure screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922336039.1U CN211471957U (en) 2019-12-24 2019-12-24 Novel pressure screen barrel structure and pressure screen

Publications (1)

Publication Number Publication Date
CN211471957U true CN211471957U (en) 2020-09-11

Family

ID=72373443

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922336039.1U Expired - Fee Related CN211471957U (en) 2019-12-24 2019-12-24 Novel pressure screen barrel structure and pressure screen

Country Status (1)

Country Link
CN (1) CN211471957U (en)

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Granted publication date: 20200911