CN221311486U - Closed circulation's desulfurizing agent sorting unit - Google Patents

Abstract

The utility model discloses a closed circulation desulfurizing agent sorting device which comprises a sorting box, a cross rod, a reciprocating driving device, a first screen, a feeding hopper, a discharging port and a closed circulation device, wherein the cross rod is arranged in the sorting box, the reciprocating driving device is arranged on the cross rod, the first screen is arranged on the reciprocating driving device, the feeding hopper is arranged on the upper part of the sorting box, the discharging port is arranged on the side wall of the sorting box, the first screen is arranged in the discharging port, and the closed circulation device is arranged on the side surface of the sorting box and is communicated with the feeding hopper and the discharging port. The utility model belongs to the technical field of desulfurizing agent separation, and particularly relates to a closed circulation desulfurizing agent separation device capable of thoroughly separating desulfurizing agents.

Description

Closed circulation's desulfurizing agent sorting unit

Technical Field

The utility model belongs to the technical field of desulfurizing agent separation, and particularly relates to a closed circulation desulfurizing agent separation device.

Background

For the CFB boiler unit adopting in-furnace desulfurization, the in-furnace desulfurization efficiency is difficult to reach the best, and besides important influencing factors such as the calcium-sulfur ratio, the unit load, the running bed temperature of the boiler, the reactivity of the desulfurizing agent and the like, the most main influencing factors for the in-furnace desulfurization efficiency also comprise the particle size distribution condition of the desulfurizing agent. Therefore, in order to improve the overall utilization efficiency of the desulfurizing agent, an optimal particle size range of the desulfurizing agent needs to be formulated for different boiler units so as to improve the overall desulfurizing efficiency of the unit, and in the prior art, when the granular desulfurizing agent is sorted, the sorting effect is often insufficient, so that the desulfurizing agent with fine particles mixed in the coarse-grain desulfurizing agent is poor in desulfurizing effect, and on the basis of the above, improvement is needed.

Disclosure of utility model

In order to solve the problems, the utility model provides a closed circulation desulfurizing agent sorting device capable of thoroughly sorting desulfurizing agents.

In order to realize the functions, the technical scheme adopted by the utility model is as follows: the utility model provides a desulfurizing agent sorting unit of closed circulation, includes separation box, horizontal pole, reciprocal drive arrangement, screen cloth first, goes into hopper, discharge gate and closed circulation device, the inside of separation box is located to the horizontal pole, reciprocal drive arrangement is located on the horizontal pole, screen cloth first is located reciprocal drive arrangement, go into the hopper and locate the upper portion of separation box, the lateral wall of separation box is located to the discharge gate, screen cloth first is located the discharge gate, closed circulation device locates the side of separation box and is linked together with going into hopper and discharge gate; the reciprocating driving device comprises a sliding groove, a sliding block, a spring, a connecting rod, a support, a motor I and a cam, wherein the sliding groove is arranged in the cross rod, the sliding block is slidably arranged in the sliding groove, one end of the spring is arranged on the sliding block, the other end of the spring is arranged on the wall of the sliding groove, the connecting rod is arranged at the upper end of the sliding block and is connected with a screen I, the support is arranged on the cross rod, the motor I is arranged on the support, the cam is arranged at the power output end of the motor I and can intermittently strike the connecting rod, the sliding block can reciprocally slide in the sliding groove by pushing the connecting rod through the cam, and the screen I also reciprocally moves to screen the desulfurizing agent.

Further, closed circulation device includes second grade case, motor two, scraper blade, screen cloth two, conveyer, screw conveyer and slide, the side of sorting box is located to the second grade case, motor two is located the upper portion of second grade case, the power take off end of motor two is located to the scraper blade, the inside of second grade case is located to the screen cloth two, the conveyer is located the lower exit of second grade case, screw conveyer links to each other with the conveyer, screw conveyer's upper portion and the top that is located into the hopper are located to the slide, can be to the further screening of the desulfurizing agent in the second grade case through the scraper blade, can participate in the screening again in the income hopper with the help of conveyer and screw conveyer circulation disqualified desulfurizing agent.

Preferably, the deceleration plate is arranged in the feeding hopper, the impact force of the desulfurizing agent on the first screen mesh can be reduced through the deceleration plate, the rebound of the desulfurizing agent is reduced, and the screening effect is more thorough.

Preferably, the inclination angle of the first screen is between 0 and 15 degrees.

Preferably, the slideway is arranged obliquely.

The utility model adopts the structure to obtain the beneficial effects as follows: according to the closed circulation desulfurizing agent sorting device, the reciprocating driving device is arranged to realize reciprocating driving of the first screen mesh, the purpose of screening and sorting desulfurizing agents is achieved, the completely unscreened desulfurizing agents can be screened again through the closed circulation device, and the effect of thoroughly screening is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a closed circulation desulfurizing agent sorting apparatus according to the present utility model;

fig. 2 is a partial enlarged view of fig. 1 at a.

The device comprises a sorting box 1, a sorting box 2, a cross rod 3, a reciprocating driving device 4, a first screen, a 5, a feeding hopper 6, a discharge hole 7, a closed circulation device 8, a chute 9, a slide block 10, a spring 11, a connecting rod 12, a bracket 13, a first motor 14, a cam 15, a second level box 16, a second motor 17, a scraping plate 18, a conveyor 19, a second screen, a screw conveyor 20, a 21, a slide way 22 and a speed reducing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model relates to a closed circulation desulfurizing agent sorting device, which comprises a sorting box 1, a cross rod 2, a reciprocating driving device 3, a screen mesh I4, a feeding hopper 5, a discharging port 6 and a closed circulation device 7, wherein the cross rod 2 is arranged in the sorting box 1, the reciprocating driving device 3 is arranged on the cross rod 2, the screen mesh I4 is arranged on the reciprocating driving device 3, the feeding hopper 5 is arranged at the upper part of the sorting box 1, the discharging port 6 is arranged on the side wall of the sorting box 1, the screen mesh I4 is arranged in the discharging port 6, and the closed circulation device 7 is arranged on the side surface of the sorting box 1 and is communicated with the feeding hopper 5 and the discharging port 6; the reciprocating driving device 3 comprises a sliding groove 8, a sliding block 9, a spring 10, a connecting rod 11, a support 12, a motor I13 and a cam 14, wherein the sliding groove 8 is positioned in the cross rod 2, the sliding block 9 is slidably arranged in the sliding groove 8, one end of the spring 10 is arranged on the sliding block 9, the other end of the spring 10 is positioned on the wall of the sliding groove 8, the connecting rod 11 is arranged at the upper end of the sliding block 9 and is connected with the screen I4, the support 12 is arranged on the cross rod 2, the motor I13 is arranged on the support 12, the cam 14 is arranged at the power output end of the motor I13 and can intermittently strike the connecting rod 11, the sliding block 9 can reciprocally slide in the sliding groove 8 through the cam 14, and the screen I4 also reciprocally moves to realize screening of desulfurizing agents.

The closed circulation device 7 comprises a second-stage box 15, a second motor 16, a scraping plate 17, a second screen 19, a conveyor 18, a screw conveyor 20 and a slideway 21, wherein the second-stage box 15 is arranged on the side surface of the separation box 1, the second motor 16 is arranged on the upper portion of the second-stage box 15, the scraping plate 17 is arranged at the power output end of the second motor 16, the second screen 19 is arranged in the second-stage box 15, the scraping plate 17 is arranged on the second screen 19, the conveyor 18 is arranged at the lower outlet of the second-stage box 15, the screw conveyor 20 is connected with the conveyor 18, the slideway 21 is arranged on the upper portion of the screw conveyor 2018 and above the feeding hopper 5, the desulfurizing agent in the second-stage box 15 can be further screened through the scraping plate 17, and the unqualified desulfurizing agent can be circulated into the feeding hopper 5 to participate in screening again by means of the conveyor 18 and the screw conveyor 20.

The feeding hopper 5 is internally provided with the speed reducing plate 22, the impact force of the desulfurizing agent on the first screen 4 can be reduced through the speed reducing plate 22, the rebound of the desulfurizing agent is reduced, and the screening effect is more thorough.

The inclination angle of the first screen 4 is between 0 and 15 degrees.

The slide way 21 is arranged obliquely.

When the desulfurizing agent feeding hopper 5 is particularly used, the desulfurizing agent enters the desulfurizing agent feeding hopper 5, after the desulfurizing agent is decelerated by the decelerating plate 22, the desulfurizing agent falls onto the first screen 4 with relatively small impact force, the first motor 13 is started, the cam 14 rotates the cam 14 to intermittently strike the connecting rod 11, the sliding block 9 slides in the sliding groove 8, under the action of the spring 10, the sliding block 9 drives the connecting rod 11 to reciprocate, the first screen 4 reciprocates, so that the first screen 4 can pre-sort the desulfurizing agent, the sorted desulfurizing agent falls onto the bottom of the sorting box 1, part of the desulfurizing agent enters the second screen 15 through the discharging hole 6, the second motor 16 is started, the scraping plate 17 scrapes and brushes the second screen 19, the second sorting of the desulfurizing agent is realized through the second screen 19, the sorted desulfurizing agent falls into the conveyor 18 and is conveyed into the spiral conveyor 20, the desulfurizing agent slides into the feeding hopper 5 again by means of the sliding way 21, and the closed circulation screening is realized, and the desulfurizing agent sorting is relatively thorough.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. A closed circulation desulfurizing agent sorting unit, characterized in that: the automatic sorting device comprises a sorting box, a cross rod, a reciprocating driving device, a first screen, a feeding hopper, a discharge port and a closed circulation device, wherein the cross rod is arranged in the sorting box; the reciprocating driving device comprises a sliding groove, a sliding block, a spring, a connecting rod, a support, a first motor and a cam, wherein the sliding groove is arranged in the cross rod, the sliding block is slidably arranged in the sliding groove, one end of the spring is arranged on the sliding block, the other end of the spring is arranged on the wall of the sliding groove, the connecting rod is arranged at the upper end of the sliding block and is connected with the first screen, the support is arranged on the cross rod, the first motor is arranged on the support, and the cam is arranged at the power output end of the first motor and can intermittently strike the connecting rod.

2. A closed cycle desulfurizing agent separator according to claim 1 wherein: the closed circulation device comprises a second-stage box, a second motor, a scraping plate, a second screen, a conveyor, a screw conveyor and a slide way, wherein the second-stage box is arranged on the side face of the sorting box, the second motor is arranged on the upper portion of the second-stage box, the scraping plate is arranged at the power output end of the second motor, the second screen is arranged inside the second-stage box, the scraping plate is arranged on the second screen, the conveyor is arranged at the lower outlet of the second-stage box, the screw conveyor is connected with the conveyor, and the slide way is arranged on the upper portion of the screw conveyor and above the feeding hopper.

3. A closed cycle desulfurizing agent separator according to claim 2, wherein: the feeding hopper is internally provided with a speed reducing plate.

4. A closed cycle desulfurizing agent separator according to claim 3 wherein: the inclination angle of the first screen is between 0 and 15 degrees.

5. The closed cycle desulfurization agent separator according to claim 4, wherein: the slide way is obliquely arranged.