CN213699441U

CN213699441U - Prevent piling up and prevent blockking up import device

Info

Publication number: CN213699441U
Application number: CN202022564053.XU
Authority: CN
Inventors: 袁凯; 于海涛; 张晓东
Original assignee: Hebei Taiye Environmental Protection Technology Co ltd
Current assignee: Hebei Taiye Environmental Protection Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-16
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses an anti-accumulation and anti-blocking inlet device, which comprises a central water pumping pipe which is vertically arranged and a sleeve which is fixedly arranged outside the central water pumping pipe; four layers of upper and lower three water inlet branch pipes are fixedly arranged on the outer pipe wall of the sleeve, the horizontal included angle between two adjacent water inlet branch pipes on the same layer is 120 degrees, and the lower layer and the adjacent upper layer are arranged according to clockwise rotation of 30 degrees. The utility model discloses can prevent effectively that the foreign matter that intakes from blockking up.

Description

Prevent piling up and prevent blockking up import device

Technical Field

The utility model relates to a flue gas desulfurization handles technical field, concretely relates to thick liquid circulation import anti-accumulation anti-clogging device in desulfurization accident pond.

Background

The atmospheric treatment is an important component of the environmental protection industry, wherein sulfide is an important emission index parameter, and at the present stage, a plurality of methods for treating sulfide in flue gas, particularly desulfurization by a limestone-gypsum method, are provided. The limestone-gypsum method desulfurization process is mature day by day, a set of complete system is formed, but the system still has huge optimization space, and an indispensable slurry circulating system in the process increases the failure rate for operation in the circulating process of slurry due to the unreasonable local structure of the circulating system at the present stage, thereby causing the waste of manpower and material resources.

Firstly, the traditional inlet device is directly contacted with the slurry, foreign matters in the slurry can be blocked at the inlet in the pumping process of the slurry, and the effect of the conventional form of adding a filter screen is poor.

When two, traditional import device and bottom of the pool set up the distance less, can't continue to use when the precipitate piles up, if the water inlet is higher apart from the bottom of the pool, then the bottom thick liquid can't be twitched, becomes the effective volume that reduces accident pool mutually.

And thirdly, only one inlet pipeline of the traditional inlet device is inserted into the accident tank, and when slurry is pumped away through the pipeline inlet due to the high density and viscosity of the slurry in the accident tank, gypsum and ash in the slurry can form accumulation by taking the pipeline inlet as the center, and finally the inlet is blocked by accumulation.

In four, only an inlet pipe of traditional import device inserted the accident pond, even wash inlet pipe, the bottom can't wash because of pressure is not enough, if deposit great, it is also relatively poor to wash the effect.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a prevent piling up and prevent blockking up import device can prevent into water the foreign matter jam effectively.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

an anti-accumulation and anti-blocking inlet device comprises a central water pumping pipe and a sleeve pipe, wherein the central water pumping pipe is vertically arranged, and the sleeve pipe is fixedly arranged outside the central water pumping pipe; four layers of upper and lower three water inlet branch pipes are fixedly arranged on the outer pipe wall of the sleeve, the horizontal included angle between two adjacent water inlet branch pipes on the same layer is 120 degrees, and the lower layer and the adjacent upper layer are arranged according to clockwise rotation of 30 degrees.

Furthermore, the central water pumping pipe and the sleeve are coaxially arranged.

Further, the bottom of the sleeve is provided with a back cover.

Further, the top of the sleeve is open.

Further, the inlet of the central water pumping pipe is positioned above the bottom of the sleeve.

Further, the water inlet branch pipes are arranged along the radial direction of the sleeve.

Furthermore, the three water inlet branch pipes of each layer are equal in length; and from bottom to top, the length and the pipe diameter of each layer of water inlet branch pipe are all reduced in turn.

Furthermore, a water return pipe is arranged at the upper part of the sleeve.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

(1) the utility model can effectively prevent the blocking of the water inlet foreign matter channel; (2) the utility model can accumulate and disperse the sediments, and solves the problem of centralized accumulation; (3) the utility model prevents the inlet blockage caused by the transitional accumulation of the sediment, ensures the effective volume of the accident pool, and reduces the investment and the energy consumption; (4) the utility model discloses utilize the gravitational energy of accident pond return water, carry out the back flush to the pipeline under the condition that does not increase the energy consumption, practice thrift the energy consumption, the operation is more stable.

Drawings

FIG. 1 is a front view of the anti-accumulation and anti-clogging inlet device of the present invention;

FIG. 2 is a top view of the anti-accumulation and anti-clogging inlet device of the present invention;

in the figure: 1. a water return pipe 2, a sleeve pipe 3, a water inlet branch pipe 4 and a central water pumping pipe.

Detailed Description

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

As shown in the figures, the utility model provides an anti-accumulation and anti-blocking inlet device, which comprises a central water pumping pipe 4 which is vertically arranged and a sleeve pipe 2 which is fixedly arranged outside the central water pumping pipe 4; the central water pumping pipe 4 is coaxially arranged with the sleeve 2, and the upper part of the sleeve 2 is provided with a water return pipe 1; the top of the sleeve 2 is open, the bottom of the sleeve 2 is provided with a back cover, and the inlet of the central water pumping pipe 4 is positioned above the bottom of the sleeve 2; the outer pipe wall of the sleeve 2 is fixedly provided with four layers of upper and lower layers, and each layer is provided with three water inlet branch pipes 3; the water inlet branch pipes 3 are all arranged along the radial direction of the sleeve 2, the horizontal included angle between two adjacent water inlet branch pipes 3 on the same layer is 120 degrees, and the lower layer and the adjacent upper layer are arranged according to the clockwise rotation of 30 degrees.

The three water inlet branch pipes 3 of each layer are equal in length; and from bottom to top, the length and the pipe diameter of each layer of water inlet branch pipe 3 are all reduced in turn.

For convenience, only four layers of water inlets 3-1-3-4 are shown in FIG. 1 from bottom to top, and the water inlet branch pipes 3 are arranged on the corresponding water inlets; the return pipe 1 is not shown in fig. 2.

As shown in fig. 2, the interval angle of the bottom projections of all the water inlet branch pipes 3 of the four layers is 30 degrees.

Specifically, the diameter of the central water pumping pipe 4 is D (not less than DN65 is recommended), the pipe diameter of the sleeve 2 is 10D, the total height of the sleeve 2 is 2m, and the water return pipe 1 is arranged at the position of 1.5m of the sleeve 2. The distance between the inlet of the central water pumping pipe 4 and the bottom of the accident pool is 50cm, the length of the water inlet branch pipe 3 at the lowest layer is 15D, the pipe diameter is 0.8D, the elevation of the joint with the outer wall of the sleeve 2 is the same as the elevation of the inlet of the central water pumping pipe 4 (the central line of the water inlet branch pipe 3 is taken as a reference), and the inlet side of the water inlet branch pipe 3 is positioned at the position 20cm below the inlet of the central water pumping pipe 4 (the central line of the water inlet branch pipe 3 is; the pipe diameter of the water inlet branch pipe 3 at the third layer is 0.7D, the pipe diameter of the water inlet branch pipe 3 at the second layer is 0.6D, the pipe diameter of the water inlet branch pipe 3 at the first layer (the uppermost layer) is 0.5D, 20cm (the central line of the water inlet branch pipe 3 is the standard) is increased from the third layer to the first layer elevation, and the length is decreased by 20 cm.

The sleeve 2 is vertically placed at the bottom of the accident pool, and the bottom surface of the sleeve is in contact with the ground of the accident pool; a water inlet of the water return pipe 1 is connected with a water return tank of the accident pool, so that slurry can enter the sleeve 2 after returning and is firmly connected; the central pumping pipe 4 is made of glass fiber reinforced plastic and is connected with the sleeve 2 in an adhesion mode. The fixing mode of the sleeve 2 is bolt fixing, and the bolt material is required to be stainless steel.

To problem one, the utility model discloses set up sleeve pipe 2 in former import department, set up the less branch pipe of intaking of multilayer pipe diameter on sleeve pipe 2, through the preliminary isolation filtration of sleeve pipe 2, big foreign matter is kept apart in sleeve pipe 2 outsidely, and the water of twitching is not direct and former import contact, has solved this difficult problem.

To problem two, the utility model discloses a form a buffer space between 2 bottoms of sleeve pipe and the former import, and 2 upper portions of sleeve pipe exceed former import position, even the accident pond bottom of the pool deposits higher, this buffer space still exists, does not influence the water intake state of former import, is equivalent to effectively using the volume with the accident pond and improves.

To problem three, the utility model discloses a sleeve pipe 2 sets up many following water branch pipe 3, with original a pile point dispersion one into a plurality of pile points, effectively solves and piles up the problem.

Fourth problem, the utility model discloses set up a wet return 1 at sleeve pipe 2 top, this wet return 1 links to each other with accident pool return water slot, utilizes the gravitational energy that the return water produced, under the condition that does not increase extra energy consumption, washes the branch pipe, reduces the branch pipe and deposits.

To sum up, the utility model discloses can effectively solve the problem that traditional import exists, reduce operational failure, increase life cycle.

It is obvious that the above embodiments are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Claims

1. The utility model provides a prevent piling up and prevent blockking up import device which characterized in that: comprises a central water pumping pipe (4) which is vertically arranged and a sleeve pipe (2) which is fixedly arranged outside the central water pumping pipe (4); four layers of upper and lower and three water inlet branch pipes (3) on each layer are fixedly arranged on the outer pipe wall of the sleeve (2), the horizontal included angle between two adjacent water inlet branch pipes (3) on the same layer is 120 degrees, and the lower layer and the adjacent upper layer are arranged according to clockwise rotation of 30 degrees.

2. The anti-accumulation and anti-clogging inlet device according to claim 1, wherein: the central water pumping pipe (4) and the sleeve (2) are coaxially arranged.

3. The anti-accumulation and anti-clogging inlet device according to claim 1, wherein: the bottom of the sleeve (2) is provided with a back cover.

4. The anti-accumulation and anti-clogging inlet device according to claim 1, wherein: the top of the sleeve (2) is open.

5. The anti-accumulation and anti-clogging inlet device according to claim 1, wherein: the inlet of the central water pumping pipe (4) is positioned above the bottom of the casing pipe (2).

6. The anti-accumulation and anti-clogging inlet device according to claim 1, wherein: the water inlet branch pipes (3) are arranged along the radial direction of the sleeve (2).

7. The anti-accumulation and anti-clogging inlet device according to claim 1, wherein: the three water inlet branch pipes (3) on each layer are equal in length; and from bottom to top, the length and the pipe diameter of each layer of water inlet branch pipe (3) are reduced in sequence.

8. The anti-accumulation and anti-clogging inlet device according to claim 1, wherein: and a water return pipe (1) is arranged at the upper part of the sleeve (2).