CN212594355U - Novel straight-through sleeve type liquid drainage device - Google Patents

Abstract

A novel straight-through sleeve type drainage device comprises a filter plate and a straight-through drainage pipe, wherein a flow passage is arranged in the filter plate, the filtrate in the filter pressing process of the filter plate enters the flow passage, the bottom of the filter plate is provided with a liquid discharge hole, the liquid discharge hole is communicated with the flow passage, a liquid discharge pipe lantern ring is fixedly arranged at the bottom of the liquid discharge hole, one end of the straight-through drain pipe penetrates through the drain hole and is fixedly arranged on the drain pipe lantern ring, a liquid discharge pipe fixing base is detachably arranged at the bottom of the filter plate, a liquid discharge pipe through hole is arranged on the liquid discharge pipe fixing base, the drain pipe via hole is aligned with the drain hole and is positioned on the same straight line, the other end of the drain pipe is arranged in the drain pipe via hole, and a liquid outlet is formed in the bottom of the liquid discharge pipe fixing base and communicated with the straight-through liquid discharge pipe. The utility model discloses simple structure, reasonable in design has improved the life of filter plate greatly.

Description

Novel straight-through sleeve type liquid drainage device

Technical Field

The utility model relates to a pressure filter technical field specifically is a novel straight-through bushing type flowing back device.

Background

The filter plate of the existing filter press adopts the method that a drainage hole communicated with a flow channel of the filter plate is arranged at a corner part below a main structure body of the filter plate, then a threaded hole communicated with the drainage hole is arranged along the horizontal direction of the filter plate, a drainage pipe is screwed in the threaded hole, filtrate enters the drainage pipe through the drainage hole and is discharged through the drainage pipe, direct damage is caused to the inner wall of the drainage through hole in the filter plate due to the action of pressurized filtrate and airflow, a certain included angle exists between the drainage pipe and the drainage hole, the pipe resistance at the included angle is large, the pipe resistance at the included angle is very easy to damage, when the drainage through hole of the filter plate is worn, the diaphragm of the filter plate is damaged, the filter plate filter pressing function is invalid, materials leak out to pollute the environment, the maintenance cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough that exists among the prior art, a novel straight-through bushing type drain is provided, the filter plate flowing back structure among the prior art has been solved when the flowing back, because take the effect of pressure filtrating and air current, cause direct damage to the inner wall of the flowing back through-hole in the filter plate, and there is certain contained angle between fluid-discharge tube and the outage, the pipe resistance of contained angle department is great, the very easy damage of contained angle department, grind through when filter plate flowing back through-hole, will cause the destruction to the filter plate diaphragm, cause the filter plate filter-pressing function to become invalid, the material leaks the polluted environment, cost of maintenance is higher, restore the problem of difficulty.

In order to realize the purpose, the utility model discloses a technical scheme be:

a novel straight-through sleeve type drainage device comprises a filter plate and a straight-through drainage pipe, wherein a flow passage is arranged in the filter plate, the filtrate in the filter pressing process of the filter plate enters the flow passage, the bottom of the filter plate is provided with a liquid discharge hole, the liquid discharge hole is communicated with the flow passage, a liquid discharge pipe lantern ring is fixedly arranged at the bottom of the liquid discharge hole, one end of the straight-through drain pipe penetrates through the drain hole and is fixedly arranged on the drain pipe lantern ring, a liquid discharge pipe fixing base is detachably arranged at the bottom of the filter plate, a liquid discharge pipe through hole is arranged on the liquid discharge pipe fixing base, the drain pipe through hole is aligned with the drain hole and is positioned on the same straight line, the other end of the straight-through drain pipe is arranged in the drain pipe through hole, and a liquid outlet is formed in the bottom of the liquid discharge pipe fixing base and communicated with the straight-through liquid discharge pipe.

Furthermore, one end of the straight-through liquid discharge pipe is in interference fit with the inside of the liquid discharge pipe sleeve, and the liquid discharge pipe fixing base is detachably and fixedly arranged on the filter plate through a fixing screw.

Further, the inner diameter of the drain hole is equal to the outer diameter of the straight-through drain pipe, the inner diameter of the drain pipe via hole is equal to the outer diameter of the straight-through drain pipe, and the drain pipe via hole is aligned with the drain hole when the drain pipe fixing base is fixedly installed on the filter plate.

Furthermore, the aperture of the liquid outlet is equal to the inner diameter of the straight-through liquid discharge pipe, and the liquid outlet and the straight-through liquid discharge pipe form a group of concentric circle structures.

The utility model has the advantages of simple structure, reasonable in design, through set up the outage of the linear type with the runner intercommunication in the bottom of filter plate, to the downthehole direct fluid-discharge tube that lets in of this flowing back again, this direct fluid-discharge tube lets in the downthehole one end interference of flowing back in flowing back pipe box ring, plays fixed position effect to direct fluid-discharge tube by flowing back pipe box ring, passes through screw detachable fluid-discharge tube unable adjustment base again to the bottom of filter plate, has seted up the fluid-discharge tube via hole on this fluid-discharge tube unable adjustment base, and when fluid-discharge tube unable adjustment base installs on the filter plate, the fluid-discharge tube via hole is located same straight line with the outage, and consequently the other end of direct fluid-discharge tube is installed in this fluid-discharge tube downthehole, and a fluid outlet has been seted up to fluid-discharge tube unable adjustment base's bottom, and the aperture of this fluid-discharge tube equals the internal diameter of direct fluid-discharge tube, and in the channel, the filtrate is discharged from the liquid outlet through the straight-through liquid discharge pipe. The utility model discloses when carrying out the flowing back again, through squeezing into direct fluid-discharge tube in the flowing back hole to the linear type with the runner intercommunication, play fixed mounting by fluid-discharge tube unable adjustment base to direct fluid-discharge tube again, whole flowing back in-process discharges filtrating by direct fluid-discharge tube, can prevent effectively that filtrating is direct with the inner wall contact of flowing back hole, thereby play the guard action to the filter plate, the life of filter plate has been improved, and whole flowing back passageway is the linear type passageway, it is little not have the contained angle pipe to hinder, the impact of filtrating to the fluid-discharge tube has been reduced, the life of direct fluid-discharge tube has been improved. When the through liquid drainage pipe needs to be replaced or maintained regularly, the liquid drainage pipe fixing base is taken down, and then the through liquid drainage pipe is taken out for replacement or maintenance.

Drawings

FIG. 1 is a schematic diagram of a filter plate drain of the prior art;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;

fig. 3 is a schematic structural view of the drainage device of the present invention;

in the figure: 1. the device comprises a filter plate, 2 a straight-through drain pipe, 3 a flow channel, 4 a drain hole, 5 a drain pipe lantern ring, 6 a drain pipe fixing base, 7 a drain pipe via hole, 8 and a liquid outlet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 3, a novel straight-through sleeve type drainage device comprises a filter plate 1 and a straight-through drainage tube 2, wherein a flow channel 3 is arranged in the filter plate 1, filtrate in the filter pressing process of the filter plate 1 enters the flow channel 3, a drainage hole 4 is formed in the bottom of the filter plate 1, the drainage hole 4 is communicated with the flow channel 3, a drainage tube lantern ring 5 is fixedly arranged at the bottom of the drainage hole 4, one end of the straight-through drainage tube 2 passes through the drainage hole 4 and is fixedly arranged on the drainage tube lantern ring 5, a drainage tube fixing base 6 is detachably arranged at the bottom of the filter plate 1, a drainage tube through hole 7 is formed in the drainage tube fixing base 6, the drainage tube through hole 7 is aligned with the drainage hole 4 and is positioned on the same straight line, the other end of the straight-through drainage tube 2 is arranged in the drainage tube through hole 7, and a drainage outlet 8 is formed in the bottom of the drainage tube, the liquid outlet 8 is communicated with the straight-through liquid discharge pipe 2; one end of the straight-through liquid discharge pipe 2 is in interference fit in the liquid discharge pipe lantern ring 5, and the liquid discharge pipe fixing base 6 is detachably and fixedly arranged on the filter plate 1 through a fixing screw; the inner diameter of the drain hole 4 is equal to the outer diameter of the straight-through drain pipe 2, the inner diameter of the drain pipe via hole 7 is equal to the outer diameter of the straight-through drain pipe 2, and when the drain pipe fixing base 6 is fixedly arranged on the filter plate 1, the drain pipe via hole 7 is aligned with the drain hole 4; the aperture of the liquid outlet 8 is equal to the inner diameter of the straight-through liquid discharge pipe 2, and the liquid outlet 8 and the straight-through liquid discharge pipe 2 form a group of concentric circle structures.

The utility model has simple structure and reasonable design, the straight-line type liquid discharge hole 4 communicated with the flow channel 3 is arranged at the bottom of the filter plate 1, the straight-through liquid discharge pipe 2 is arranged in the liquid discharge hole 4, one end of the straight-through liquid discharge pipe 2 which is introduced into the liquid discharge hole 4 is interfered in the liquid discharge pipe lantern ring 5, the straight-through liquid discharge pipe 2 is fixed and positioned by the liquid discharge pipe lantern ring 5, the bottom of the filter plate 1 is provided with the liquid discharge pipe fixing base 6 through the screw which can be disassembled, the liquid discharge pipe fixing base 6 is provided with the liquid discharge pipe through hole 7, when the liquid discharge pipe fixing base 6 is arranged on the filter plate 1, the liquid discharge pipe through hole 7 and the liquid discharge hole 4 are positioned on the same straight line, therefore, the other end of the straight-through liquid discharge pipe 2 is arranged in the liquid discharge pipe through hole 7, the bottom of the liquid discharge pipe fixing base 6 is provided with the liquid outlet 8, and a group of concentric circle structures are formed with the straight-through liquid discharge pipe 2, so that the straight-through liquid discharge pipe 2 can be fixed in a channel formed by the liquid discharge hole 4 and the liquid discharge pipe through hole 7 through the liquid discharge pipe fixing base 6, and filtrate is discharged from the liquid outlet 8 through the straight-through liquid discharge pipe 2. The utility model discloses when carrying out the flowing back, through to directly following fluid-discharge tube 2 in 4 of the outage of the linear type that communicate with runner 3, play fixed mounting by 6 to leading to drain pipe 2 of fluid-discharge tube unable adjustment base again, discharge by directly following fluid-discharge tube 2 to filtrating in the whole flowing back process, can prevent effectively that filtrating is direct with the inner wall contact of outage 4, thereby play the guard action to filter plate 1, the life of filter plate 1 has been improved, and whole flowing back passageway is the linear type passageway, it is little not have the double-angle tube to hinder, the impact of filtrating to leading to drain pipe 2 has been reduced, the life of directly following fluid-discharge tube 2 has been improved. When the through liquid discharge pipe 2 needs to be replaced or maintained regularly, the liquid discharge pipe fixing base 6 is taken down, and then the through liquid discharge pipe 2 is taken out for replacement or maintenance.

The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations may be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims (4)

1. The novel straight-through sleeve type drainage device is characterized by comprising a filter plate (1) and a straight-through drainage pipe (2), wherein a flow channel (3) is arranged in the filter plate (1), filtrate in the filter pressing process of the filter plate (1) enters the flow channel (3), the bottom of the filter plate (1) is provided with a drainage hole (4), the drainage hole (4) is communicated with the flow channel (3), the bottom of the drainage hole (4) is fixedly provided with a drainage pipe lantern ring (5), one end of the straight-through drainage pipe (2) penetrates through the drainage hole (4) and is fixedly arranged on the drainage pipe lantern ring (5), the bottom of the filter plate (1) is detachably provided with a drainage pipe fixing base (6), the drainage pipe fixing base (6) is provided with a drainage pipe through hole (7), and the drainage pipe through hole (7) is aligned with the drainage hole (4) and is positioned on the same straight line, the other end of the straight-through liquid drainage pipe (2) is arranged in the liquid drainage pipe via hole (7), a liquid outlet (8) is formed in the bottom of the liquid drainage pipe fixing base (6), and the liquid outlet (8) is communicated with the straight-through liquid drainage pipe (2).

2. The new straight through drain pipe (2) according to claim 1, wherein one end of the straight through drain pipe is interference fit in the drain pipe collar (5), and the drain pipe fixing base (6) is detachably fixed on the filter plate (1) by fixing screws.

3. The novel straight-through drain pipe string type drainage device according to claim 1, wherein the inner diameter of the drain hole (4) is equal to the outer diameter of the straight-through drain pipe (2), the inner diameter of the drain pipe through hole (7) is equal to the outer diameter of the straight-through drain pipe (2), and when the drain pipe fixing base (6) is fixedly installed on the filter plate (1), the drain pipe through hole (7) is aligned with the drain hole (4).

4. The new straight through drain pipe (2) according to claim 1, characterized in that the bore diameter of the liquid outlet (8) is equal to the inner diameter of the straight through drain pipe (2), and the liquid outlet (8) and the straight through drain pipe (2) form a set of concentric circles.

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