CN210972730U

CN210972730U - Double-screw conveying device for desulfurization gypsum production

Info

Publication number: CN210972730U
Application number: CN201921515696.6U
Authority: CN
Inventors: 周凌云
Original assignee: Jiangxi Kunhuang New Building Materials Co ltd
Current assignee: Jiangxi Kunhuang New Building Materials Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-07-10
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a double helix conveying device for producing desulfurized gypsum, belonging to the technical field of desulfurized gypsum production, comprising a bottom plate, wherein the upper surface of the bottom plate is fixedly provided with a material conveying cylinder through a support column a, the upper surface of the material conveying cylinder is fixedly provided with a treatment box through a support column b, the upper surface of the treatment box is provided with a charging hopper, the treatment box is internally provided with a fixed grinding roller and a movable grinding roller, and the fixed grinding roller is fixedly arranged on the inner side wall of the treatment box; through setting up the fixed grinding roller, move grinding roller and pivot an, utilize pivot an to drive and move the grinding roller and rotate, utilize the fixed grinding roller and move the grinding roller cooperation and use the material to the caking and smash, crushing effectual to the material, avoid the caking material to be difficult to the problem of carrying, through setting up the action wheel, from the driving wheel, conveyer belt and two spiral feed rods, the action wheel with connect through the conveyer belt transmission from the driving wheel and drive two spiral feed rods and rotate the transport operation that carries out the material in step, the transport efficiency has been promoted.

Description

Double-screw conveying device for desulfurization gypsum production

Technical Field

The utility model belongs to the technical field of the desulfurization gypsum production, concretely relates to double helix conveyor is used in desulfurization gypsum production.

Background

The desulfurized gypsum is also called flue gas desulfurized gypsum, sulfur gypsum or FGD gypsum, the main components are the same as natural gypsum, the desulfurized gypsum is a by-product of FGD process, the FGD process is a technology for recovering sulfur dioxide in flue gas of fire coal or oil by using lime-limestone, the technology is that the lime-limestone is ground into slurry, and SO-containing flue gas after dust removal is made into slurry₂The flue gas is passed through a slurry scrubber to remove SO₂Lime slurry and SO₂The reaction generates calcium sulfate and calcium sulfite, and the calcium sulfite is oxidized and converted into calcium sulfate to obtain an industrial byproduct gypsum, which is called desulfurized gypsum and widely used in industries such as building materials and the like.

The conveying of present to desulfurization gypsum raw materials for production is through screw feed, and cubic material causes the jam easily in the raw materials, influences the transport, and then has reduced conveying efficiency, and the raw materials is piled up to be difficult to very fast through conveying pipeline simultaneously, needs the workman to go to dredge conveying pipeline, has certain inconvenience in the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double helix conveyor is used in desulfurization gypsum production to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double helix conveyor for desulfurization gypsum production, includes the bottom plate, the upper surface of bottom plate has a feeding cylinder through support column a fixed mounting, the upper surface of feeding cylinder has the processing case through support column b fixed mounting, the upper surface of processing the case is provided with the loading hopper, the inside of handling the case is provided with the fixed grinding roller and moves the grinding roller, fixed grinding roller fixed mounting is at the inside wall of handling the case, it is located the inside of fixed grinding roller to move the grinding roller, the upper surface of moving the grinding roller is connected with the bottom fixed of pivot a, bearing a has been cup jointed to the surface of pivot a, and bearing a joint is at the upper surface of handling the case, the top of pivot a and driving motor a's output shaft fixed connection, driving motor a fixed mounting is at the upper surface of handling the case, the right side joint bearing b of handling the case, and bearing b's inside wall has cup jointed pivot b, the right end of the rotating shaft b is fixedly connected with an output shaft of the driving motor b, the driving motor b is fixedly arranged on the right side face of the treatment box, a cam is fixedly connected to the outer surface of the left end of the rotating shaft b, the lower surface of the cam is attached to the upper surface of the movable plate, a slide rod is fixedly arranged on the lower surface of the movable plate, a movable block is fixedly arranged at the bottom end of the slide rod, a slide sleeve is sleeved on the outer surface of the slide rod and is clamped on the upper surface of a fixed plate, the fixed plate is fixedly arranged in the treatment box through a fixed rod, a spring is further sleeved on the outer surface of the slide rod, two ends of the spring are respectively fixedly connected with the lower surface of the movable plate and the upper surface of the fixed plate, the treatment box is communicated with the material conveying cylinder through a communicating pipe, two spiral feeding rods are arranged in, and two pivot c all pass bearing c of defeated feed cylinder right flank joint and extend defeated feed cylinder, and the surface difference fixedly connected with action wheel of two pivot c and follow the driving wheel, the action wheel is connected through the conveyer belt transmission between the follow driving wheel, the pivot c at action wheel place and driving motor c's output shaft fixed connection, driving motor c fixed mounting is at the right flank of defeated feed cylinder, driving motor c, driving motor b and driving motor a all with external power supply electric connection, the left surface of defeated feed cylinder is provided with the discharging pipe.

By adopting the scheme, the fixed grinding roller, the movable grinding roller and the rotating shaft a are arranged, the rotating shaft a is used for driving the movable grinding roller to rotate, the fixed grinding roller and the movable grinding roller are used together for grinding caked materials, the grinding effect on the materials is good, the problem that the caked materials are difficult to convey is effectively avoided, the driving wheel, the driven wheel, the conveying belt and the two spiral feeding rods are arranged, the driving wheel and the driven wheel are connected through the transmission of the conveying belt to drive the two spiral feeding rods to synchronously rotate for conveying the materials, the conveying efficiency is improved, the rotating shaft b is arranged, the cam, the movable plate, the spring, the sliding rod and the movable block are arranged, the movable plate is always contacted with the cam through the elasticity of the spring, the movable plate is continuously extruded to move up and down through the rotation of the cam, the movable block is driven to continuously, the problem that the communicating pipe is blocked by the material is avoided.

In the above scheme, it should be noted that the models of the driving motor a, the driving motor b and the driving motor c may be YE 2-112M-4.

As a preferred embodiment, the upper surface of the loading hopper is hinged with a cover plate through a pin shaft, the upper surface of the cover plate is welded with a handle, and the left side surface of the cover plate is attached to the left side surface of the loading hopper through a lock catch.

Adopt above-mentioned scheme, through set up the apron on the loading hopper, the apron is in the open mode when reinforced, and all the other times apron lid carries out the shutoff to the loading hopper on the loading hopper, effectively avoids inside the impurity dust in the outside air enters into the loading hopper, and then guarantees to handle the clean of incasement portion, avoids the pollution to the material.

In a preferred embodiment, a plurality of staggered teeth are fixedly arranged between the inner side wall of the fixed grinding roller and the outer surface of the movable grinding roller respectively, and the distance between the fixed grinding roller and the movable grinding roller is reduced from top to bottom.

Adopt above-mentioned scheme, through setting up the tooth of dislocation installation for move the grinding roller and can cooperate the grinding roller to smash the material of caking when rotating under the drive of pivot an, utilize simultaneously to decide the grinding roller and move the distance from the top down between the grinding roller and reduce in proper order and make the material can be smashed fast under self action of gravity, smash effectually.

As a preferred embodiment, a telescopic tube is disposed outside the spring, and two ends of the telescopic tube are fixedly connected to the lower surface of the movable plate and the upper surface of the fixed plate, respectively.

By adopting the scheme, the spring is protected by utilizing the telescopic sleeve, the protection effect is good, and the contact between the material and the spring is avoided.

In a preferred embodiment, the number of the fixing rods is four, and the four fixing rods are installed on the outer surface of the fixing plate in a circular array.

Adopt above-mentioned scheme, come to install the fixed plate fixedly through four dead levers, it is more stable to the installation of fixed plate is fixed.

Compared with the prior art, the beneficial effects of the utility model are that:

according to the double-screw conveying device for producing the desulfurized gypsum, the fixed grinding roller, the movable grinding roller and the rotating shaft a are arranged, the rotating shaft a is used for driving the movable grinding roller to rotate, the fixed grinding roller and the movable grinding roller are used in a matched mode for grinding caked materials, the grinding effect on the materials is good, the problem that the caked materials are difficult to convey is effectively avoided, the driving wheel, the driven wheel, the conveying belt and the two screw feeding rods are arranged, the driving wheel and the driven wheel are connected through the conveying belt to drive the two screw feeding rods to synchronously rotate for conveying the materials, and the conveying efficiency is improved;

this double helix conveyor is used in desulfurization gypsum production is through setting up pivot b, cam, fly leaf, spring, slide bar and movable block, utilizes the elasticity of spring to make the fly leaf contact with the cam all the time, utilizes the cam to rotate and constantly extrudees the fly leaf and reciprocate, and then drives the movable block through the slide bar and constantly reciprocates and switch on the material for the material can be fast through entering into conveying cylinder communicating pipe through communicating pipe in, avoid the material to block up the problem of communicating pipe.

Drawings

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

FIG. 2 is a schematic structural view of a top view of a material delivery cylinder of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 4 is a schematic view of the fixing plate of the present invention.

In the figure: 1. a base plate; 2. a support pillar a; 3. a delivery cylinder; 4. a support pillar b; 5. a treatment tank; 6. a grinding roller is fixed; 7. moving the grinding roller; 8. a rotating shaft a; 9. driving a motor a; 10. a hopper; 11. a rotating shaft b; 12. a drive motor b; 13. a cam; 14. a movable plate; 15. a slide bar; 16. a movable block; 17. a sliding sleeve; 18. a fixing plate; 19. fixing the rod; 20. a spring; 21. a telescopic sleeve; 22. a communicating pipe; 23. a screw feed rod; 24. a rotating shaft c; 25. a driving wheel; 26. a conveyor belt; 27. a driven wheel; 28. a drive motor c; 29. and (4) discharging the pipe.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-4, the utility model provides a double helix conveyer for producing desulfurized gypsum, which comprises a bottom plate 1, a material conveying cylinder 3 is fixedly installed on the upper surface of the bottom plate 1 through a support column a2, a treatment box 5 is fixedly installed on the upper surface of the material conveying cylinder 3 through a support column b4, a loading hopper 10 is arranged on the upper surface of the treatment box 5, a cover plate is hinged on the upper surface of the loading hopper 10 through a pin shaft, a handle is welded on the upper surface of the cover plate, and the left side surface of the cover plate is attached to the left side surface of the loading hopper 10 through a lock catch (see fig. 1); through being provided with the apron on loading hopper 10, open the hasp and lift the apron during reinforced for the material can add to processing box 5 in, cover the apron and seal loading hopper 10 after reinforced, avoid the dust impurity in the outside air to enter into the clean of influence material in the loading hopper 10.

A fixed grinding roller 6 and a movable grinding roller 7 are arranged in the treatment box 5, a plurality of staggered teeth are respectively and fixedly arranged between the inner side wall of the fixed grinding roller 6 and the outer surface of the movable grinding roller 7, and the distance between the fixed grinding roller 6 and the movable grinding roller 7 is sequentially reduced from top to bottom (see figure 1); through setting up fixed grinding roller 6 and moving grinding roller 7, drive fixed grinding roller 6 when driving motor a9 drives pivot a8 and rotates and move grinding roller 7 inside and rotate, the tooth cooperation from the top down that utilizes mutual dislocation installation reduces in proper order apart from making fixed grinding roller 6 and moving grinding roller 7 mutually support and smash the material of caking, and make the material fall fast under the action of gravity of material self, crushing effectual.

The fixed grinding roller 6 is fixedly arranged on the inner side wall of the treatment box 5, the movable grinding roller 7 is positioned inside the fixed grinding roller 6, the upper surface of the movable grinding roller 7 is fixedly connected with the bottom end of a rotating shaft a8, the outer surface of a rotating shaft a8 is sleeved with a bearing a, the bearing a is clamped on the upper surface of the treatment box 5, the top end of the rotating shaft a8 is fixedly connected with an output shaft of a driving motor a9, a driving motor a9 is fixedly arranged on the upper surface of the treatment box 5, the right side surface of the treatment box 5 is clamped with a bearing b, the inner side wall of the bearing b is sleeved with a rotating shaft b11, the right end of the rotating shaft b11 is fixedly connected with an output shaft of a driving motor b12, the driving motor b12 is fixedly arranged on the right side surface of the treatment box 5, and the outer surface; when the driving motor b12 drives the rotating shaft b11 to rotate, the cam 13 is driven by the rotating shaft b11 to rotate, the cam 13 presses the movable plate 14 to move downward, so that the spring 20 is pressed to contract, the spring 20 generates a reverse acting force to act on the movable plate 14, the movable plate 14 is always in contact with the cam 13 under the elastic action of the spring 20, and the cam 13 can drive the movable plate 14 to move up and down continuously when rotating.

The lower surface of the cam 13 is attached to the upper surface of the movable plate 14, the lower surface of the movable plate 14 is fixedly provided with a sliding rod 15, the bottom end of the sliding rod 15 is fixedly provided with a movable block 16, and the outer surface of the sliding rod 15 is sleeved with a sliding sleeve 17 (see fig. 1 and 3); the sliding rod 15 is limited by the sliding sleeve 17, when the cam 13 rotates to extrude the continuous up-and-down reciprocating motion of the movable plate 14, the movable plate 14 drives the sliding rod 15 to slide up and down in the sliding sleeve 17, and the sliding sleeve 17 is utilized to ensure that the sliding rod 15 cannot shake and is more stable when moving up and down.

The sliding sleeve 17 is clamped on the upper surface of the fixed plate 18, the fixed plate 18 is fixedly arranged inside the treatment box 5 through the fixed rods 19, the number of the fixed rods 19 is four, and the four fixed rods 19 are arranged on the outer surface of the fixed plate 18 in an annular array (see fig. 1, 3 and 4); fixed plate 18 carries out fixed mounting to fixed plate 18 in step through four dead lever 19 fixed mounting in the inside of handling case 5, utilizes four dead levers 19, and is better to the installation effect of fixed plate 18, and then more stable and should not rock when making slide bar 15 reciprocate.

The outer surface of the sliding rod 15 is further sleeved with a spring 20, an extension tube 21 is arranged outside the spring 20, and two ends of the extension tube 21 are respectively fixedly connected with the lower surface of the movable plate 14 and the upper surface of the fixed plate 18 (see fig. 1 and 3); the movable plate 14 is pressed to move up and down in the rotation process of the cam 13, the movable plate 14 can be always in contact with the cam 13 under the elastic action of the spring 20, and the telescopic tube 21 can also synchronously extend and retract when the spring 20 extends or contracts, so that materials are prevented from entering the inside of the telescopic tube 21 and being in contact with the spring 20.

Two ends of a spring 20 are fixedly connected with the lower surface of the movable plate 14 and the upper surface of the fixed plate 18 respectively, the treatment box 5 is communicated with the material conveying cylinder 3 through a communicating pipe 22, two spiral feeding rods 23 are arranged inside the material conveying cylinder 3, rotating shafts c24 are fixedly arranged at the right ends of the two spiral feeding rods 23, the two rotating shafts c24 extend out of the material conveying cylinder 3 through bearings c clamped on the right side surface of the material conveying cylinder 3, the outer surfaces of the two rotating shafts c24 are fixedly connected with a driving wheel 25 and a driven wheel 27 respectively, and the driving wheel 25 is in transmission connection with the driven wheel 27 through a conveying belt 26 (see fig. 1 and 2); when driving motor c28 drives pivot c24 and rotates, make action wheel 25 and follow driving wheel 27 synchronous rotation under the effect of conveyer belt 26, and then drive two spiral feed rods 23 synchronous rotation, and then promoted the transport rate of material.

The rotating shaft c24 where the driving wheel 25 is located is fixedly connected with an output shaft of a driving motor c28, the driving motor c28 is fixedly installed on the right side face of the material conveying cylinder 3, the driving motor c28, the driving motor b12 and the driving motor a9 are all electrically connected with an external power supply, and a material discharging pipe 29 is arranged on the left side face of the material conveying cylinder 3.

When the device is used, a worker opens the lock catch to lift the cover plate, materials are added into the charging hopper 10 to enter the processing box 5, the cover plate is closed to lock the lock catch, the driving motor a9, the driving motor b12 and the driving motor c28 are started, the driving motor a9 drives the rotating shaft a8 to rotate, the driving grinding roller 7 is further driven to rotate in the fixed grinding roller 6, the fixed grinding roller 6 and the moving grinding roller 7 are matched to crush agglomerated materials under the action of the teeth which are installed in a staggered mode and the distance of the teeth which are sequentially reduced from top to bottom, the crushed materials enter the lower portion of the interior of the processing box 5, the driving motor b12 drives the rotating shaft b11 to rotate, the rotating shaft b11 drives the cam 13 to rotate, the cam 13 is always in contact with the movable plate 14 under the action of the spring 20, the cam 13 drives the movable plate 14 to move up and down, and the movable plate 14 drives the movable block 16 to continuously move up, the material is fed into the material feeding cylinder 3, and simultaneously, the driving motor c28 drives the rotating shaft c24 to rotate, the driving wheel 25 and the driven wheel 27 synchronously rotate under the action of the conveyor belt 26, and then the two spiral feeding rods 23 are driven to rotate to feed the material and discharge the material through the material discharging pipe 29.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double helix conveyor is used in desulfurization gypsum production, includes bottom plate (1), its characterized in that: the upper surface of bottom plate (1) has defeated feed cylinder (3) through support column a (2) fixed mounting, the upper surface of defeated feed cylinder (3) has through support column b (4) fixed mounting to handle case (5), the upper surface of handling case (5) is provided with loading hopper (10), the inside of handling case (5) is provided with decides grinding roller (6) and moves grinding roller (7), decide grinding roller (6) fixed mounting in the inside wall of handling case (5), it is located the inside of deciding grinding roller (6) to move grinding roller (7), the upper surface of moving grinding roller (7) and the bottom fixed connection of pivot a (8), the surface of pivot a (8) has cup jointed bearing a, and bearing a joint is handling the upper surface of case (5), the top of pivot a (8) and the output shaft fixed connection of driving motor a (9), driving motor a (9) fixed mounting is at the upper surface of handling case (5), handle the right flank joint bearing b of case (5), and the inside wall of bearing b has cup jointed pivot b (11), the right-hand member of pivot b (11) and the output shaft fixed connection of driving motor b (12), driving motor b (12) fixed mounting is at the right flank of handling case (5), the external fixed surface of pivot b (11) left end is connected with cam (13), the lower surface of cam (13) and the upper surface laminating of fly leaf (14), the lower fixed surface of fly leaf (14) installs slide bar (15), the bottom fixed mounting of slide bar (15) has movable block (16), slide bar (15)'s surface has cup jointed sliding sleeve (17), sliding sleeve (17) joint is at the upper surface of fixed plate (18), fixed plate (18) are through dead lever (19) fixed mounting in the inside of handling case (5), the outer surface of the sliding rod (15) is further sleeved with a spring (20), two ends of the spring (20) are fixedly connected with the lower surface of the movable plate (14) and the upper surface of the fixed plate (18) respectively, the treatment box (5) and the material conveying cylinder (3) are communicated through a communicating pipe (22), two spiral feeding rods (23) are arranged inside the material conveying cylinder (3), rotating shafts c (24) are fixedly installed at the right ends of the two spiral feeding rods (23), the two rotating shafts c (24) penetrate through bearings c clamped on the right side face of the material conveying cylinder (3) to extend out of the material conveying cylinder (3), the outer surfaces of the two rotating shafts c (24) are fixedly connected with a driving wheel (25) and a driven wheel (27) respectively, the driving wheel (25) is in transmission connection with the driven wheel (27) through a conveying belt (26), and the rotating shaft c (24) where the driving wheel (25) is located is fixedly connected with an output shaft of a driving motor, driving motor c (28) fixed mounting is in the right flank of conveying cylinder (3), driving motor c (28), driving motor b (12) and driving motor a (9) all with external power supply electric connection, the left flank of conveying cylinder (3) is provided with discharging pipe (29).

2. The double-screw conveying device for producing desulfurized gypsum according to claim 1, characterized in that: the upper surface of loading hopper (10) is articulated through the round pin axle and is installed the apron, and the upper surface welding of apron has the handle, and the left surface of apron passes through the left surface laminating of hasp and loading hopper (10).

3. The double-screw conveying device for producing desulfurized gypsum according to claim 1, characterized in that: a plurality of staggered teeth are respectively and fixedly installed between the inner side wall of the fixed grinding roller (6) and the outer surface of the movable grinding roller (7), and the distance between the fixed grinding roller (6) and the movable grinding roller (7) is sequentially reduced from top to bottom.

4. The double-screw conveying device for producing desulfurized gypsum according to claim 1, characterized in that: the outside of spring (20) is provided with telescopic tube (21), the both ends of telescopic tube (21) are connected with the lower surface of fly leaf (14) and the upper surface fixed connection of fixed plate (18) respectively.

5. The double-screw conveying device for producing desulfurized gypsum according to claim 1, characterized in that: the number of the fixing rods (19) is four, and the four fixing rods (19) are arranged on the outer surface of the fixing plate (18) in an annular array.