CN213409071U - Centrifugal equipment - Google Patents

Abstract

The utility model relates to a centrifugal device, including centrifuge body, centrifuge body's top is provided with the inlet pipe, centrifuge body's bottom is equipped with the solid phase discharging pipe, be equipped with the liquid phase discharging pipe on centrifuge body's the lower part lateral wall, still including keeping in groove, apothecary and pump, the groove of keeping in is located the exit end below of liquid phase discharging pipe, the upper portion of keeping in the groove communicates with the one end of overflow pipe, the other end of overflow pipe stretches into in the apothecary, the entry end of pump and the lower part intercommunication of apothecary, the outlet end of pump is connected with the one end of back flow, the other end of back flow is connected with centrifuge body's top backward flow mouth, the lower part of apothecary still is connected with the drain pipe, install the valve on. The utility model has the advantages that: long service life, thorough centrifugal filtration and reduced labor capacity.

Description

Centrifugal equipment

Technical Field

The utility model relates to a centrifuge technical field, especially a centrifugal equipment.

Background

Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The centrifuge is mainly used for separating solid particles from liquid in suspension or separating two liquids which have different densities and are insoluble with each other in emulsion. The centrifugal machine is widely applied to the fields of chemical industry, petroleum, food, pharmacy, mineral separation and the like.

The existing centrifuge liquid outlet pipe is directly connected with the liquid receiving tank, and when the centrifuge operates, the liquid outlet pipe vibrates along with the centrifuge, so that the liquid outlet pipe is easily damaged at the joint of the liquid receiving tank, and the maintenance frequency is high. In addition, the liquid primarily centrifuged by the centrifuge still contains a solid phase, centrifugal filtration is not thorough enough, the liquid needs to be manually rotated into the centrifuge for secondary centrifugal filtration, and the labor capacity is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a long service life, centrifugal filtration thoroughly and reduce the centrifugal equipment of the amount of labour.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a centrifugal device, includes the centrifuge body, the top of centrifuge body is provided with the inlet pipe, the bottom of centrifuge body is equipped with the solid phase discharging pipe, be equipped with the liquid phase discharging pipe on the lower part lateral wall of centrifuge body, still including groove, apotheca and the pump of keeping in, the groove of keeping in is located the exit end below of liquid phase discharging pipe, the upper portion of keeping in the groove and the one end intercommunication of overflow pipe, the other end of overflow pipe stretches into in the apotheca, the entry end of pump and the lower part intercommunication of apotheca, the exit end of pump is connected with the one end of back flow, the other end of back flow is connected with the top backward flow mouth of centrifuge body, the lower part of apotheca still is connected with the drain pipe.

Further, the middle part upside of holding vessel is provided with the truss, install the pneumatic cylinder on the truss, the output downwardly extending of pneumatic cylinder to there is the flashboard at its end-to-end connection, the flashboard can reciprocate under the concertina movement effect of pneumatic cylinder, and when the flashboard was located the low level, the flashboard divided into two cavitys with the holding vessel, just the lower extreme of overflow pipe was located one of them cavity, and the entry end and another cavity intercommunication of pump.

Furthermore, gate valves are respectively arranged on a pipeline of the solid phase discharge pipe and a pipeline of the return pipe.

Further, the centrifuge body is a vertical centrifuge.

The utility model has the advantages of it is following:

1. the outlet end of centrifuge drain pipe is located the top of the groove of keeping in, and is not connected with the groove of keeping in, and when centrifuge when operation, the drain pipe realizes the flexible coupling with the groove of keeping in, has avoided drain pipe and the groove of keeping in to damage because of vibrations at the junction, has prolonged life.

2. After the liquid that flows out from the drain pipe is preliminary sedimentation through the groove of keeping in, supernatant overflow to the holding pond in, this is internal for the liquid pump back centrifuge again in the holding pond, carries out secondary centrifugal filtration again, ensures that centrifugal filtration is thorough, when the liquid in overflow to the holding pond accords with the emission requirement, discharges from the drain pipe again.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 2;

FIG. 4 is a schematic structural view of the shutter plate when raised;

in the figure: 1-centrifuge body, 1 a-feeding pipe, 1 b-solid phase discharging pipe, 1 c-liquid phase discharging pipe, 2-temporary storage tank, 3-overflow pipe, 4-storage tank, 5-pump, 6-reflux pipe, 7-liquid discharging pipe, 8-valve, 9-truss, 10-flashboard and 11-hydraulic cylinder.

Detailed Description

The invention is further described below with reference to the drawings and examples, but the scope of the invention is not limited to the following description.

Example 1:

as shown in fig. 1, a centrifugal apparatus comprises a centrifuge body 1, a feeding pipe 1a is arranged on the top of the centrifuge body 1, the bottom of the centrifuge body 1 is provided with a solid phase discharging pipe 1b, the side wall of the lower part of the centrifuge body 1 is provided with a liquid phase discharging pipe 1c, the centrifuge also comprises a temporary storage tank 2, a storage pool 4 and a pump 5, the temporary storage tank 2 is positioned below the outlet end of the liquid phase discharge pipe 1c, the upper part of the temporary storage tank 2 is communicated with one end of an overflow pipe 3, the other end of the overflow pipe 3 extends into the storage pool 4, the inlet end of the pump 5 is communicated with the lower part of the storage pool 4, the outlet end of the pump 5 is connected with one end of a return pipe 6, the other end of the return pipe 6 is connected with a return port at the top of the centrifuge body 1, the lower part of the storage pool 4 is also connected with a liquid outlet pipe 7, and a valve 8 is arranged on the pipeline of the liquid outlet pipe 7. Solid-liquid mixture gets into centrifuge body 1 from inlet pipe 1a in, centrifuge body 1 operates, carry out solid-liquid separation, liquid phase is discharged from liquid phase discharging pipe 1c, flow to in the groove 2 of keeping in, after centrifugation finishes, centrifuge body 1 stops operating, open the gate valve on solid phase discharging pipe 1b, discharge the solid phase, the liquid phase that gets into in the groove 2 of keeping in carries out preliminary sedimentation, upper liquid flows to storage tank 4 through overflow pipe 3, detect the liquid in storage tank 4, if the solid phase composition is still too big, pump 5 and back flow 6 with liquid pump into centrifuge body 1, carry out centrifugal filtration once more, until detecting out that the solid phase composition meets the requirements, open valve 8 again, discharge liquid from drain pipe 7. This equipment has realized the flexible coupling between liquid phase discharging pipe 1c and the groove of keeping in 2 on the one hand, and on the other hand is after just sinking through the groove of keeping in, and upper clear liquid overflows to the storage tank in, if solid phase composition content is still too high, this is internal for the liquid re-pumping centrifuge in the storage tank, carries out secondary centrifugal filtration again, ensures that centrifugal filtration is thorough.

Further, a gate valve is respectively arranged on a pipeline of the solid phase discharging pipe 1b and a pipeline of the return pipe 6.

Further, the centrifuge body 1 is a vertical centrifuge.

Example 2:

as shown in fig. 2, 3 and 4, the present invention further includes the following structure in addition to embodiment 1: the middle part upside of holding vessel 4 is provided with truss 9, install pneumatic cylinder 11 on the truss 9, the output downwardly extending of pneumatic cylinder 11 to there is flashboard 10 at its end-to-end connection, flashboard 10 can reciprocate under pneumatic cylinder 11's telescopic action, and when flashboard 10 was located the low level, flashboard 10 divided into two cavitys with holding vessel 4, just the lower extreme of overflow pipe 3 was located one of them cavity, and the entry end and another cavity intercommunication of pump 5. In the initial state, the hydraulic cylinder 11 extends out, and the gate plate 10 divides the storage pool 4 into two cavities which are not communicated with each other. The solid-liquid mixture enters the centrifuge body 1 from the feeding pipe 1a, the centrifuge body 1 operates to carry out solid-liquid separation, the liquid phase is discharged from the liquid phase discharging pipe 1c and flows into the temporary storage tank 2, after the centrifugation is finished, the centrifuge body 1 stops operating, a gate valve on the solid phase discharging pipe 1b is opened, the solid phase is discharged, the liquid phase entering the temporary storage tank 2 is subjected to preliminary sedimentation, the upper layer liquid flows into one cavity of the storage tank 4 through the overflow pipe 3, the liquid in the storage tank 4 is detected, if the solid phase component is still overlarge, the hydraulic cylinder 11 contracts, the gate plate 10 rises, the two cavities are communicated, the liquid is pumped into the centrifuge body 1 through the pump 5 and the return pipe 6, the liquid in the storage tank 4 is pumped back to the centrifuge body 1, after the liquid in the storage tank 4 is completely pumped back to the centrifuge body 1, the hydraulic cylinder 11 extends out again, the gate plate 10 moves downwards to separate the, the centrifuge body 1 is again centrifuged and filtered, the above steps are repeated until the solid phase component is detected to meet the requirement, and then the valve 8 is opened to discharge the liquid from the liquid outlet pipe 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a centrifugal equipment, includes centrifuge body (1), the top of centrifuge body (1) is provided with inlet pipe (1 a), the bottom of centrifuge body (1) is equipped with solid phase discharging pipe (1 b), be equipped with liquid phase discharging pipe (1 c), its characterized in that on the lower part lateral wall of centrifuge body (1): still including temporary storage groove (2), hold up tank (4) and pump (5), temporary storage groove (2) are located the exit end below of liquid phase discharging pipe (1 c), the upper portion of temporary storage groove (2) and the one end intercommunication of overflow pipe (3), the other end of overflow pipe (3) stretches into in hold up tank (4), the entry end of pump (5) and the lower part intercommunication of hold up tank (4), the exit end of pump (5) is connected with the one end of back flow (6), the other end of back flow (6) is connected with the top backward flow mouth of centrifuge body (1), the lower part of hold up tank (4) still is connected with drain pipe (7), install valve (8) on the pipeline of drain pipe (7).

2. A centrifugal device according to claim 1, wherein: the middle part upside of holding vessel (4) is provided with truss (9), install pneumatic cylinder (11) on truss (9), the output downwardly extending of pneumatic cylinder (11) to there is flashboard (10) at its end-to-end connection, flashboard (10) can reciprocate under the concertina action of pneumatic cylinder (11), and when flashboard (10) were located the low level, flashboard (10) divided into two cavitys with holding vessel (4), just the lower extreme of overflow pipe (3) was located one of them cavity, and the entry end and another cavity intercommunication of pump (5).

3. A centrifugal device according to claim 1, wherein: and gate valves are respectively arranged on the pipeline of the solid-phase discharge pipe (1 b) and the pipeline of the return pipe (6).

4. A centrifugal device according to claim 1, wherein: the centrifuge body (1) is a vertical centrifuge.

Images