CN214106498U

CN214106498U - Device for stirring desulfurization waste liquid flocculated sludge and dehydrating agent

Info

Publication number: CN214106498U
Application number: CN202022742324.6U
Authority: CN
Inventors: 张哲�; 李书震; 王瑞良; 韩庆坤; 金玉涛
Original assignee: Handan Iron and Steel Group Co Ltd; Hangang Group Hanbao Iron and Steel Co Ltd
Current assignee: Handan Iron and Steel Group Co Ltd; Hangang Group Hanbao Iron and Steel Co Ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-09-03
Anticipated expiration: 2030-11-24

Abstract

The utility model provides a device that stirs desulfurization waste liquid flocculation mud and dehydrating agent, belongs to coking equipment technical field for intensive mixing muddy water and dehydrating agent. The technical scheme is as follows: the barrel is the cylinder, and the both ends of barrel are connected with muddy water pipeline export and hydroextractor import respectively, and two fixed bolsters are fixed connection respectively at the both ends of barrel, and fixed bolster and barrel axial vertical, the center pin is placed in the barrel, and the both ends of center pin are connected with the center of two fixed bolsters respectively, and a plurality of cisoid impellers and reverse impeller are the rotatable fit with the center pin respectively at interval installation on the center pin, cisoid impeller and reverse impeller. The utility model discloses simple structure, convenient to use, need not power, mix respond well, can make desulfurization waste liquid flocculation mud and dehydrating agent fully misce bene in the short distance, improved dewatering efficiency, reduced the consumption of dehydrating agent, reduced manufacturing cost, have apparent economic benefits and environmental protection benefit.

Description

Device for stirring desulfurization waste liquid flocculated sludge and dehydrating agent

Technical Field

The utility model relates to a carry out intensive mixing's device to muddy water and dehydrating agent at desulfurization waste liquid flocculation sludge dewatering in-process belongs to the coker technical field.

Background

In the coking production process, the detoxification of the vacuum potassium carbonate desulfurization waste liquid is an important later-stage process, and a flocculated mud-water mixture at the bottom of a sludge concentration tank needs to be sent to a horizontal spiral dehydrator for further dehydration, so that sludge with water content of 5-10% is finally generated and then treated. Before the muddy water mixture enters the dehydrator for dehydration, the dehydrating agent is added to improve the dehydration efficiency. The dehydrating agent solution is directly sent to a muddy water pipeline through a dosing pump and enters the dehydrator together. Because the solution of the dehydrating agent is very close to the position of the muddy water gathering point of the dehydrating agent, the length of the pipeline is about 1.5 meters, the effect of mixing the dehydrating agent with the muddy water is poor, the water content of the sludge is high, the dehydration efficiency of the flocculated sludge is low, and the generated wastewater needs to be added with the chemical again and then sent to the dehydrating machine for dehydration, thereby causing huge labor, equipment and medicament consumption cost. For example: the dehydration efficiency of the flocculated sludge in a certain coking plant is low every day, so that the equipment is opened for 4 hours more, 10KG is consumed by the dehydrating agent more, the cost is increased by 2500 yuan every day, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a device that stirs desulfurization waste liquid flocculation mud and dehydrating agent is provided, this kind of device can make desulfurization waste liquid flocculation mud and dehydrating agent fully misce bene in the short distance, improves dewatering efficiency, reduces the quantity of dehydrating agent, reduction in production cost.

The technical scheme for solving the technical problems is as follows:

the utility model provides a device that stirs desulfurization waste liquid flocculation mud and dehydrating agent, it includes the barrel, the fixed bolster, the center pin, the cisoid impeller, reverse impeller, the barrel is the cylinder, the both ends of barrel are connected with muddy water pipeline export and hydroextractor import respectively, two fixed bolsters are fixed connection respectively at the both ends of barrel, fixed bolster and barrel axial vertical, the center pin is placed in the barrel, the both ends of center pin are connected with the center of two fixed bolsters respectively, a plurality of cisoid impellers and reverse impeller interval installation respectively are on the center pin, cisoid impeller and reverse impeller are rotatable fit with the center pin respectively.

The device for stirring the desulfurization waste liquid flocculated sludge and the dehydrating agent is characterized in that flanges are respectively arranged at two ends of the barrel, the inner diameter of each flange is equal to that of the barrel, and two ends of the barrel are respectively connected with the outlet of the muddy water pipeline and the inlet of the dehydrating machine through the flanges.

The device for stirring the desulfurization waste liquid flocculated sludge and the dehydrating agent is characterized in that the fixing supports at the two ends of the barrel body are composed of three pull rods and a central lantern ring, the two ends of the three pull rods are respectively connected with the inner wall of the circumference of the barrel body and the periphery of the central lantern ring, the three pull rods are uniformly distributed on the cross section of the circumference of the barrel body, the inner diameter of the central lantern ring is matched with the outer diameter of the central shaft, the central lantern ring is respectively sleeved at the two ends of the central shaft, the outer wall of the central lantern ring is provided with a jackscrew hole, and the jackscrew penetrates through the jackscrew hole to be tightly connected with the central shaft.

The device for stirring the desulfurization waste liquid flocculated sludge and the dehydrating agent is characterized in that the forward impeller and the reverse impeller are respectively composed of three blades and a central sleeve, the lower ends of the three blades are respectively welded with the central sleeve, the three blades are uniformly distributed around the circumference of the central sleeve, the blade planes of the forward impeller and the reverse impeller are respectively provided with an included angle with the cross section of the cylinder body, the surfaces of the blades, opposite to the mud water inflow direction, of the forward impeller and the reverse impeller are respectively inclined towards the anticlockwise direction and the clockwise direction, and the inner diameter of the central sleeve is rotatably matched with the outer diameter of the central shaft.

The utility model has the advantages that: the utility model discloses a barrel is connected between muddy water pipeline and hydroextractor, and muddy water and dehydrating agent pass through the barrel and get into the hydroextractor, and a plurality of cisoid impellers and reverse impeller are installed to the interval in the barrel, and cisoid impeller and reverse impeller can rotate around the center pin, and muddy water promotes cisoid impeller and reverse impeller rotation when passing through the barrel, and cisoid impeller and reverse impeller stir muddy water and dehydrating agent when rotating, reach the effect of intensive mixing.

The utility model discloses simple structure, convenient to use, need not power, it is effectual to mix, avoided dehydrating agent and muddy water to mix unevenly, the mud contains water height, the defect that the hydroextractor was handled need be sent to again to the moisture mud, can make desulfurization waste liquid flocculation mud and dehydrating agent fully misce bene in the short distance, improved dewatering efficiency, reduced dehydrating agent consumption, through calculating, the use unit can practice thrift expense 91.3 ten thousand yuan every year, reduced manufacturing cost, economic benefits and the environmental protection benefit that have showing.

Drawings

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

FIG. 2 is a schematic structural view of a fixing bracket;

fig. 3 is a plan view of the forward and reverse impellers.

The figures are labeled as follows: the device comprises a cylinder body 1, a flange 2, a fixed support 3, a central shaft 4, a forward impeller 5, a reverse impeller 6, a pull rod 7, a central lantern ring 8, a jackscrew 9, blades 10 and a central sleeve 11.

Detailed Description

The utility model discloses constitute by barrel 1, flange 2, fixed bolster 3, center pin 4, consequent impeller 5, reverse impeller 6.

Fig. 1 shows that the cylinder 1 is a cylinder, two ends of the cylinder 1 are respectively provided with a flange 2, the inner diameter of the flange is equal to that of the cylinder, and two ends of the cylinder 1 are respectively connected with a muddy water pipeline outlet and a dehydrator inlet through the flanges 2.

Fig. 1 and 2 show that two fixing supports 3 are respectively and fixedly connected to two ends of a cylinder 1, the fixing supports 3 are axially perpendicular to the cylinder 1, a central shaft 4 is placed in the cylinder 1, two ends of the central shaft 4 are respectively connected to the centers of the two fixing supports 3, and a forward impeller 5 and a reverse impeller 6 are installed on the central shaft 4.

Fig. 1 and 2 show that the fixing supports 3 at the two ends of the cylinder 1 are composed of three pull rods 7 and a central lantern ring 8. The both ends of three pull rods 7 are connected with 1 circumference inner wall of barrel and the 8 periphery of central lantern ring respectively, and three pull rods 7 equipartitions on 1 circumference cross-section of barrel, the internal diameter of the central lantern ring 8 and the external diameter phase-match of center pin 4, and the central lantern ring 8 suit is respectively at the both ends of

center pin

4, and 8 outer walls of central lantern ring have the jackscrew hole, and jackscrew 9 passes the jackscrew hole and tightly is connected with 4 tops of center pin. The central shaft 4 can be taken out from the central lantern ring 8 by loosening the jackscrew 9, so that the forward impeller 5 and the reverse impeller 6 can be maintained and replaced conveniently.

Fig. 1 and 3 show that two forward impellers 5 and two reverse impellers 6 are respectively arranged on a central shaft 4 at intervals, and the interval between the forward impellers and the reverse impellers is 10 cm. Forward impeller 5 and reverse impeller 6 comprise three blade 10 and center sleeve 11 respectively, and the lower extreme of three blade 10 respectively with center sleeve 11 welded connection, three blade 10 encircle center sleeve 11 circumference equipartition, and center sleeve 11's internal diameter is rotatable fit with the external diameter of center pin 4, and forward impeller 5 and reverse impeller 6 can rotate around center pin 4 through center sleeve 11.

Fig. 1 shows that the center sleeves 11 of the four impellers are respectively fixed at 1/5, 2/5, 3/5 and 4/5 of the center shaft 4, and the fixing mode can adopt that positioning pins are respectively arranged on the center shafts 4 at two sides of each center sleeve 11 to limit the center sleeve 11 to move towards two sides, and meanwhile, the rotation of the center sleeve 11 is not influenced. The two forward impellers 5 are fixed at positions 1/5 and 3/5 of the central shaft 4, and the two reverse impellers 6 are fixed at positions 2/5 and 4/5 of the central shaft 4.

Fig. 1 and 3 show that the planes of the blades 10 of the forward impeller 5 and the reverse impeller 6 respectively form included angles with the section of the cylinder 1, the surfaces of the blades, opposite to the mud inflow direction, of the forward impeller 5 and the reverse impeller 6 respectively incline in the counterclockwise direction and the clockwise direction to form a propeller-shaped structure, so that when the mud contacts the blades 10, other power is not needed, the forward thrust of the mud can push the forward impeller 5 and the reverse impeller 6 to respectively rotate in the clockwise direction and the counterclockwise direction, the mud and the dehydrating agent are stirred during rotation, and the effect of thorough and uniform mixing is achieved.

The working process of the utility model is as follows:

the muddy water and the dehydrating agent enter the cylinder 1 and then enter the dehydrator through the cylinder 1. When muddy water flows forwards through the cylinder 1, the blades 10 of the forward impeller 5 and the reverse impeller 6 respectively form inclined included angles with the section of the cylinder 1, so that the muddy water can push the blades 10 to move laterally, the forward impeller 5 and the reverse impeller 6 respectively rotate clockwise and anticlockwise, the forward impeller 5 and the reverse impeller 6 can stir the muddy water and the dehydrating agent when rotating, and the effect of full mixing uniformity is achieved.

The utility model discloses an embodiment as follows:

the diameter of the cylinder body 1 is 80mm, and the length of the cylinder body is 500 mm;

the outer diameter of the flange 2 is 110mm, and the inner diameter is 80 mm;

the diameter of the pull rod 7 of the fixed support 3 is 8mm, the length is 56mm, and the inner diameter of the central lantern ring 8 is 10 mm;

the diameter of the central shaft 4 is 10mm, and the length is 492 mm;

the interval between the forward impeller 5 and the reverse impeller 6 is 100mm, the length of the blade 10 is 35mm, the outer diameter of the central sleeve 11 is 12mm, and the inner diameter is 10 mm.

Claims

1. The utility model provides a device that stirs desulfurization waste liquid flocculation mud and dehydrating agent which characterized in that: it includes barrel (1), fixed bolster (3), center pin (4), consequent impeller (5), reverse impeller (6), barrel (1) is the cylinder, the both ends of barrel (1) are connected with muddy water pipeline export and hydroextractor import respectively, two fixed bolsters (3) are fixed connection respectively at the both ends of barrel (1), fixed bolster (3) and barrel (1) axial vertical, center pin (4) are placed in barrel (1), the both ends of center pin (4) are connected with the center of two fixed bolsters (3) respectively, a plurality of consequent impellers (5) and reverse impeller (6) are installed on center pin (4) at the interval respectively, consequent impeller (5) and reverse impeller (6) are rotatable fit with center pin (4) respectively.

2. The apparatus for stirring the flocculated sludge of desulfurized waste liquid and the dehydrating agent according to claim 1, wherein: the two ends of the cylinder body (1) are respectively provided with a flange (2), the inner diameter of the flange is equal to that of the cylinder body, and the two ends of the cylinder body (1) are respectively connected with the outlet of the muddy water pipeline and the inlet of the dehydrator through the flanges (2).

3. The apparatus for stirring the flocculated sludge of desulfurized waste liquid and the dehydrating agent according to claim 1, wherein: fixed bolster (3) at barrel (1) both ends comprise three pull rods (7) and center lantern ring (8) respectively, the both ends of three pull rods (7) are connected with barrel (1) circumference inner wall and center lantern ring (8) periphery respectively, three pull rods (7) equipartition on barrel (1) circumference cross-section, the internal diameter of center lantern ring (8) and the external diameter phase-match of center pin (4), center lantern ring (8) suit respectively is at the both ends of center pin (4), center lantern ring (8) outer wall has the jackscrew hole, jackscrew (9) pass the jackscrew hole and are connected with center pin (4) top tightly.

4. The apparatus for stirring the flocculated sludge of desulfurized waste liquid and the dehydrating agent according to claim 1, wherein: forward impeller (5) and reverse impeller (6) comprise three blade (10) and center sleeve (11) respectively, three blade (10) encircle center sleeve (11) circumference equipartition, the lower extreme of three blade (10) respectively with center sleeve (11) welded connection, the blade plane of forward impeller (5) and reverse impeller (6) has the contained angle with barrel (1) cross-section respectively, the blade surface that forward impeller (5) and reverse impeller (6) and muddy water inflow direction are relative respectively to anticlockwise and clockwise slope, the internal diameter of center sleeve (11) is rotatable fit with the external diameter of center pin (4).