CN219356576U - Mud device is arranged to second grade swirler end - Google Patents

Abstract

The utility model relates to the technical field of slurry treatment, in particular to a secondary cyclone bottom slurry discharge device, which comprises a secondary cyclone, wherein a cyclone bottom discharge pipeline is fixed at the bottom of the secondary cyclone, a main slurry discharge pipeline is fixed at one end of the cyclone bottom discharge pipeline, a first gate valve for controlling slurry flow is arranged on the main slurry discharge pipeline, a second gate valve for controlling a pipeline switch is arranged on the auxiliary slurry discharge pipeline, and a second slurry pump for conveying slurry is connected at one end of the auxiliary slurry discharge pipeline. The device is through adjustable flashboard, and the mud flow of control flow direction dewatering screen prevents that the excessive screening of slag quantity is untimely dregs water content too big, simultaneously, through the cooperation between vice mud discharging pipeline and the slush pump two, after changing the discharge pipeline of slush pump two to dewatering screen to in order to inspect, maintain, change slush pump one, the device, simple structure, convenient operation, the practicality is good, is fit for using widely.

Description

Mud device is arranged to second grade swirler end

Technical Field

The utility model relates to the technical field of slurry treatment, in particular to a secondary cyclone bottom mud discharging device.

Background

In the field of sludge or building slurry treatment, sludge-water separation, dredging of river and lake, municipal pipe network sludge reduction treatment, dry tailing discharge, sludge sand removal of municipal sewage treatment plants and the like are required to be realized, the treated slurry is required to reach the discharge standard or the recycling standard, solid waste residues are subjected to landfill, incineration or resource utilization, and the slurry retaining wall and waste slurry treatment are required to be manufactured in the construction of underground continuous walls. However, the treatment of making the slurry retaining wall and the waste slurry requires a great deal of manpower, material resources and financial resources, and causes serious environmental pollution and serious pressure on civilized construction on the construction site. At present, although slurry treatment equipment can be used for construction at home and abroad, the equipment has the advantages of low adaptability, single application range, low construction efficiency and large potential safety hazard, is more difficult to develop construction under the condition of very small construction site space, and the sedimentation problem of a slurry tank seriously affects the normal operation of the whole system.

At present, mud-water separation equipment second grade swirler underflow mud can only pass through the dewatering screen screening dregs, and silt stratum when the tunneling speed is great, mud carries dregs volume to increase, and dewatering screen sieve plate area is limited, can't fully screen dregs and mud, leads to dregs moisture content too big, and unsuitable outward transport has increased dregs outward transport cost, and the speed is too slow to influence the construction progress.

Aiming at the problem that the dewatering screen cannot fully separate the slurry due to overlarge slurry quantity, a secondary cyclone bottom slurry discharging device is provided.

Disclosure of Invention

Aiming at the problem that the dewatering screen cannot fully separate the slurry due to overlarge slurry amount at present, the utility model provides a secondary cyclone bottom slurry discharging device.

In order to achieve the purpose, the technical scheme includes that the secondary cyclone bottom mud discharging device comprises a secondary cyclone, a cyclone bottom mud discharging pipeline is fixed at the bottom of the secondary cyclone, a main mud discharging pipeline is fixed at one end of the cyclone bottom mud discharging pipeline, a first gate valve for controlling mud flow is arranged on the main mud discharging pipeline, a second gate valve for controlling pipeline opening and closing is arranged on the main mud discharging pipeline, one end of the second mud discharging pipeline is connected with a mud pump for conveying mud, the flow of mud in the main mud discharging pipeline is adjusted through the first gate valve arranged on the main mud discharging pipeline, excessive mud entering a dewatering screen is avoided, the dewatering screen cannot sufficiently screen the mud, meanwhile, redundant mud in the main mud discharging pipeline is drained, the redundant mud is conveyed into a mud pool through the second mud pump, and the standard of the drained mud is guaranteed.

Further, one end of the main sludge discharge pipeline is connected with a first sludge pump for conveying sludge, and the sludge discharge of the bottom of the secondary cyclone can be conveyed through the first sludge pump.

Further, the outlet end of the first slurry pump is communicated with the inlet of the dewatering screen through a pipeline, and slurry can be conveyed into the dewatering screen for screening through the first slurry pump.

Further, the first gate valve and the second gate valve are both open and adjustable gate valves, and the mud flow entering the main mud discharge pipeline and the auxiliary mud discharge pipeline can be controlled through the first gate valve and the second gate valve which can be adjusted.

Further, the anti-skidding sleeves are sleeved on the first gate valve and the second gate valve, and the anti-skidding effect of the first gate valve and the second gate valve is enhanced through the anti-skidding sleeves.

Further, the outlet end of the second slurry pump is communicated with the slurry tank through a pipeline, and slurry outside the processing capacity of the dewatering screen can be conveyed into the slurry tank again through the second slurry pump, so that the discharge of the slurry is ensured to reach the standard.

The beneficial effects of the utility model are as follows:

the device is through adjustable flashboard, and the mud flow of control flow direction dewatering screen prevents that the excessive screening of slag quantity is untimely dregs water content too big, simultaneously, through the cooperation between vice mud discharging pipeline and the slush pump two, after changing the discharge pipeline of slush pump two to dewatering screen to in order to inspect, maintain, change slush pump one, the device, simple structure, convenient operation, the practicality is good, is fit for using widely.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a perspective view of the present utility model.

In the figure: 1. a secondary cyclone; 2. a cyclone bottom row of pipes; 3. a main sludge discharge pipe; 4. an auxiliary sludge discharge pipeline; 5. a first gate valve; 6. a second gate valve; 7. a slurry pump I; 8. and a second slurry pump.

Detailed Description

In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.

As shown in fig. 1, in the embodiment, the utility model provides a secondary cyclone bottom mud discharging device, which comprises a secondary cyclone 1, wherein a cyclone bottom mud discharging pipeline 2 is fixed at the bottom of the secondary cyclone 1, a main mud discharging pipeline 3 is fixed at one end of the cyclone bottom mud discharging pipeline 2, a first gate valve 5 for controlling mud flow is arranged on the main mud discharging pipeline 3, a first mud pump 7 for conveying mud is connected at one end of the main mud discharging pipeline 3, the bottom mud discharging of the secondary cyclone 1 can be conveyed through the first mud pump 7, the outlet end of the first mud pump 7 is communicated with the inlet of a dewatering screen through the first mud pump 7, the mud can be conveyed into the dewatering screen for screening, a second mud discharging pipeline 4 is arranged on the main mud discharging pipeline 3, a second gate valve 6 for controlling the opening and closing of the pipeline is arranged on the second mud discharging pipeline 4, the first gate valve 5 and the second gate valve 6 are both open and adjustable gate valves, the first and second adjustable gate valves 5 and 6 can control the flow of the mud entering the main mud discharging pipeline 3 and the auxiliary mud discharging pipeline 4, the adjusting handles of the first and second gate valves 5 and 6 are sleeved with anti-slip sleeves, the anti-slip effect of the adjusting handles is enhanced through the anti-slip sleeves, one end of the auxiliary mud discharging pipeline 4 is connected with a second mud pump 8 for conveying mud, the outlet end of the second mud pump 8 is communicated with a mud tank through a pipeline, the mud outside the treatment capacity of the dewatering screen can be conveyed into the mud tank again through the second mud pump 8, the mud discharge is ensured to reach the standard, the flow of the mud inside the main mud discharging pipeline 3 is adjusted through the first gate valve 5 arranged on the main mud discharging pipeline 3, the excessive mud entering the dewatering screen is avoided, the dewatering screen can not be screened fully, meanwhile, the auxiliary mud discharging pipeline 4 discharges the redundant mud inside the main mud discharging pipeline 3, and the slurry is conveyed into a slurry tank through a second slurry pump 8, so that the aligned slurry is ensured to reach the standard.

The working principle of the secondary cyclone bottom mud discharging device is as follows:

firstly, through gate valve one 5, the mud flow of control main mud pipeline 3 flow direction dewatering screen avoids the mud of flow direction dewatering screen too much, causes dewatering screen screening insufficient, leads to discharging mud not up to standard, simultaneously, through vice mud pipeline 4 and slush pump two 8, carry the inside unnecessary mud of main mud pipeline 3, avoid not screening to discharge, when slush pump one 7 breaks down, gate valve one 5 can be closed, then the discharge pipe of slush pump two 8 is connected to dewatering screen, thereby can maintain and change slush pump one 7 without stopping, improve work efficiency.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a second grade swirler end sediment outflow mud device, including second grade swirler (1), its characterized in that, the bottom of second grade swirler (1) is fixed with swirler end sediment outflow pipeline (2), the one end of swirler end sediment outflow pipeline (2) is fixed with main sediment outflow pipeline (3), install on main sediment outflow pipeline (3) and be used for controlling the gate valve (5) of mud flow, install on main sediment outflow pipeline (3) vice sediment outflow pipeline (4), install on vice sediment outflow pipeline (4) gate valve two (6) of control pipeline switch, the one end of vice sediment outflow pipeline (4) is connected with the slush pump two (8) of transportation mud.

2. The secondary cyclone bottom sludge discharge device as claimed in claim 1, wherein one end of the main sludge discharge pipe (3) is connected with a sludge pump I (7) for conveying sludge.

3. The secondary cyclone bottom sludge discharge device as claimed in claim 2, wherein the outlet end of the first sludge pump (7) is communicated with the inlet of the dewatering screen through a pipeline.

4. The secondary cyclone bottom sludge discharge device according to claim 1, wherein the first gate valve (5) and the second gate valve (6) are adjustable gate valves.

5. The secondary cyclone bottom mud discharging device according to claim 4, wherein the adjusting handles of the first gate valve (5) and the second gate valve (6) are sleeved with an anti-skid sleeve.

6. The secondary cyclone bottom sludge discharge device as claimed in claim 1, wherein the outlet end of the second sludge pump (8) is communicated with the sludge pond through a pipeline.