CN103056038A

CN103056038A - Automatic and continuous discharging and filtering centrifugal machine

Info

Publication number: CN103056038A
Application number: CN2013100411521A
Authority: CN
Inventors: 朱兴培; 卫民
Original assignee: Shanghai Jn & Sm Bio-Engineering Equipment Co Ltd
Current assignee: Shanghai Jn & Sm Bio-Engineering Equipment Co Ltd
Priority date: 2013-02-04
Filing date: 2013-02-04
Publication date: 2013-04-24
Anticipated expiration: 2033-02-04
Also published as: CN103056038B

Abstract

The invention discloses an automatic and continuous discharging and filtering centrifugal machine and belongs to the technical field of filtering devices. The technical problems that the integrated welding structure cannot be detached and interior maintenance is inconvenient are solved. The automatic and continuous discharging and filtering centrifugal machine is characterized in that the upper surface and the lower surface of a bearing block are respectively provided with an upper bearing gland and a lower bearing gland; a central hole which runs through the upper bearing gland upwards in the axial direction is connected with a bracket of a large drum and a small drum, and a central hole which runs through the upper bearing gland downwards is connected with a belt transmission wheel; the radial outer side of the upper surface of the bearing block is fixedly connected with a radial inner folding thread of an inner barrel; a silica gel sealing gasket is lined between the upper surface of the bearing block and the radial inner folding of the inner barrel; and a water outlet and a water outlet pipe at the bottom of the inner barrel are fixedly connected through a connecting flange. The automatic and continuous discharging and filtering centrifugal machine has the positive effects that welded connection is replaced by flange connection, the equipment is convenient to detach and maintain, and the adverse effect of welding high temperature is avoided; and moreover, the separating liquid is prevented from penetrating into the bearing block along the axial direction and the radial direction through all-around seal, stable, safe and reliable operation of the equipment is ensured, and the service life is long.

Description

A kind of Automatic continuous blanking filtering centrifuge

Technical field

The present invention relates to a kind of filtering centrifuge, particularly the improvement of filtering centrifuge inner core and bearing block syndeton belongs to the filter technical field.

Background technology

Filtering centrifuge covers the filter medium that one deck has many holes at the rotary drum inner surface, together rotate in the suspension adding rotary drum to be filtered and with rotary drum, under huge centrifugal pressure effect, solids in suspension is trapped within the filter medium surface, the liquid filter medium of flowing through, throw away the hole from rotatory drum wall, thereby realize separating of solid and liquid.Because the effect of rotary drum centrifugal force so that filter process is accelerated, obtains the lower filter residue of water capacity.This filtering centrifuge is simple in structure, and smooth running is easy to operate, is widely used in paper industry, the wood-based plate manufacturing industry, and brewing industry, and the filtration of environmental protection industry (epi) mud is taken off in the technique of the need Separation of Solid and Liquid such as liquid.

But the inner core circumferential edge of prior art filtering centrifuge and the circumferential edge of bearing block upper surface are welded to connect, in welding process, not only bearing block easily produces deformation, affect the assembly precision of bearing block and inner components, and welding high temperature can produce a very large impact the outside framework oil seal on bearing holder (housing, cover) top and the performance of O type rubber seal, between inner core and the bearing block, and be welded to connect between inner core and the outlet pipe, integrated inner tube structure design can't be dismantled, and it is very unfavorable that internal unit is keeped in repair.

Summary of the invention

The purpose of this invention is to provide all very easily Automatic continuous blanking filtering centrifuges of a kind of detachable, inner maintenance simple in structure and operation.

For achieving the above object, the technical scheme that Bian uses is: a kind of Automatic continuous blanking filtering centrifuge, comprise the centrifuge body, place the inner core in the described body, and place in the described inner core and the large rotary drum of coaxial setting, little rotary drum, axle and bearing block, it is characterized in that: described bearing block upper surface and lower surface are equipped with respectively upper bearing (metal) gland and lower bearing gland, describedly run through described upper bearing (metal) gland centre bore on axially and be connected with the support of described large rotary drum, little rotary drum, run through described lower bearing gland centre bore downwards and be connected with belt pulley; Described bearing block upper surface radial outside is threaded fixing liner silica gel sealing pad between the radially inside flanging of described bearing block upper surface and inner core with the radially inside flanging of described inner core.

Delivery port and the outlet pipe of described inner core bottom are connected and fixed by adpting flange.

Described axle and upper end, bearing block joint are equipped with outside framework oil seal and axial O-ring seals.

Be equipped with radially O-ring seals between described upper bearing (metal) gland and the bearing block.

Described large drum surface and terylene screen pack fit tightly.

Good effect of the present invention is: Bian connects with flange and replaces being welded to connect, equipment decomposes convenient disassembly, solved the difficult problem of maintenance of equipment, avoided because the adverse effect that welding high temperature brings, and outside framework oil seal and axially O-ring seals two road rubber seals have been increased at the bearing top axial simultaneously, added radially O-ring seals between upper bearing (metal) gland and the bearing block, the comprehensive separating liquid that prevented arrives bearing block with radial penetration vertically, cause the damage of bearing, thereby guaranteed that further equipment operation is more steadily safe and reliable, long service life, operating cost is low, filter screen is made simple, convenient and flexible operation.

Description of drawings

Below with reference to the accompanying drawings the explanation and the specific embodiment the invention will be further described.

Fig. 1 structural representation of the present invention;

Fig. 2 is Fig. 1 bottom bracket upper surface and inner core syndeton schematic diagram (amplification).

Among the figure: the 1-charging aperture; The 2-body; The 3-inner core; The large rotary drum of 4-; The 5-guard; The little rotary drum of 6-; The 7-bearing block; The 8-axle; The 9-belt pulley; The 10-delivery port; The 11-adpting flange; The 12-outlet pipe; 13-is O-ring seals radially; The axial O-ring seals of 14-; The 15-outside framework oil seal; The 16-bearing; 17-upper bearing (metal) gland; 18-silica gel sealing pad.

The specific embodiment

Fig. 1 structural representation of the present invention; Fig. 2 is Fig. 1 bottom bracket upper surface and inner core syndeton schematic diagram.As seen from the figure: a kind of Automatic continuous blanking filtering centrifuge, comprise the centrifuge body 2, place the inner core 3 in the described body 2, and place in the described inner core 3 and large rotary drum 4, little rotary drum 6, axle 8 and the bearing block 7 of coaxial setting, it is characterized in that: described bearing block 7 upper surfaces and lower surface are equipped with respectively upper bearing (metal) gland 17 and lower bearing gland, described axle 8 upwards runs through described upper bearing (metal) gland 17 centre bores and is connected with the support of described large rotary drum 4, little rotary drum 6, runs through described lower bearing gland centre bore downwards and is connected with belt pulley 9; Described bearing block 7 upper surface radial outsides are threaded fixing liner silica gel sealing pad 18 between the radially inside flanging of described bearing block 7 upper surfaces and inner core 3 with the radially inside flanging of described inner core 3.

Delivery port 10 and the outlet pipe 12 of described inner core 3 bottoms are connected and fixed by adpting flange 11.

Described axle 8 is equipped with outside framework oil seal 15 and axial O-ring seals 14 with upper end, bearing block 7 joints.

Be equipped with radially O-ring seals 13 between described upper bearing (metal) gland 17 and the bearing block 7.

Described large rotary drum 4 surfaces fit tightly with the terylene screen pack, adopt terylene (or nylon) net filtration.More easily change filtering accuracy.

During use, the mixed liquor that contains solid particle is seen Fig. 1 from equipment top charging aperture 1() charging, little rotary drum 6 axial admissions, large rotary drum 4 adopts terylene (or nylon) net filtration, effectively prevented the seismism that causes because of the material skewness, after slurry entered filter through charging aperture 1, the solid-liquid compound separated rapidly under centrifugal action, liquid enters inner core 3 through strainer filtering, and 12 in time discharge from delivery port 10 along outlet pipe; Solid particle moves upward along the inclined-plane of large rotary drum 4, from the upper equipment that connects material (figure does not draw) below freely fall into of large rotary drum 4.Whole charging, separation, fluid, discharge all are automatic ChangeFinish continuously.This equipment operating is easy flexibly simultaneously, and filter screen is made simple, and is large for the lock out operation elasticity of different material, long service life, and operating cost is low.

Bian of the present invention connects with flange and replaces being welded to connect, equipment decomposes convenient disassembly, as long as back out the radially interior flanging attachment screw of bearing block 7 upper surfaces and inner core 3, with the connecting bolt of backing out adpting flange 11, just inner core 3 can be unloaded, not only solved the difficult problem of maintenance of equipment, solved again a difficult problem of bringing impact and inner components assembly precision and rubber seal to lose efficacy owing to the welding bearing block, guaranteed the axial precision of rotating shaft, increase by two road rubber seals (outside framework oil seal 15 and axial O-ring seals 14) at the bearing top axial, prevent that liquid from entering bearing block from the bearing upper end, simultaneously in order to prevent from that liquid from entering bearing block between upper bearing (metal) gland and bearing block, increase again having added between upper bearing (metal) gland and the bearing block radially O type circle 13.The comprehensive liquid that separates that prevented arrives bearing block with radial penetration vertically, and cause the damage of bearing, thereby guaranteed that further equipment operation is more steadily safe and reliable, long service life, operating cost is low.

Claims

1. Automatic continuous blanking filtering centrifuge, comprise the centrifuge body, place the inner core in the described body, and place in the described inner core and the large rotary drum of coaxial setting, little rotary drum, axle and bearing block, it is characterized in that: described bearing block upper surface and lower surface are equipped with respectively upper bearing (metal) gland and lower bearing gland, describedly run through described upper bearing (metal) gland centre bore on axially and be connected with the support of described large rotary drum, little rotary drum, run through described lower bearing gland centre bore downwards and be connected with belt pulley; Described bearing block upper surface radial outside is threaded fixing liner silica gel sealing pad between the radially inside flanging of described bearing block upper surface and inner core with the radially inside flanging of described inner core.

2. described a kind of Automatic continuous blanking filtering centrifuge according to claim 1, it is characterized in that: delivery port and the outlet pipe of described inner core bottom are connected and fixed by adpting flange.

3. described a kind of Automatic continuous blanking filtering centrifuge according to claim 1 is characterized in that: described axle and upper end, bearing block joint are equipped with outside framework oil seal and axial O-ring seals.

4. described a kind of Automatic continuous blanking filtering centrifuge according to claim 1 is characterized in that: be equipped with radially O-ring seals between described upper bearing (metal) gland and the bearing block.

5. described a kind of Automatic continuous blanking filtering centrifuge according to claim 1, it is characterized in that: described large drum surface and terylene screen pack fit tightly.