CN216863012U

CN216863012U - Broken homogeneity feed conveyor that mixes of coal slime

Info

Publication number: CN216863012U
Application number: CN202220410033.3U
Authority: CN
Inventors: 胡华嵩; 庄洪; 陆世良; 陈家川; 朱龙; 陈超
Original assignee: Jining Mining Group Haina Technology Electromechanical Co ltd
Current assignee: Shandong Haina Intelligent Equipment Technology Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-07-01
Anticipated expiration: 2032-02-28

Abstract

The utility model relates to the technical field of spiral conveying and feeding, in particular to a coal slime breaking, mixing, homogenizing, feeding and conveying device which comprises a filter press, a conveying mechanism and a homogenizing, breaking, mixing and conveying mechanism, wherein the homogenizing, breaking, mixing and conveying mechanism is arranged between the filter press and the conveying mechanism, is used for receiving blocky coal slime discharged by the filter press, realizes homogenizing treatment and then conveys the blocky coal slime to the conveying mechanism below the homogenizing, comprises a coal slime hopper fixedly arranged through a floor support or a suspension type, the top of the coal slime hopper is arranged in an open mode, a spiral homogenizing and stirring device is arranged at the bottom of the coal slime hopper, and a feeding port at the top of the spiral homogenizing and stirring device is arranged in an open mode and communicated with an outlet at the bottom of the coal slime hopper. The homogeneous crushing and mixing conveying mechanism of the device is used as a buffering and stirring structure between the filter press and the conveying mechanism, so that the coal slime plate does not directly impact the conveying mechanism any more.

Description

Broken homogeneity feed conveyor that mixes of coal slime

Technical Field

The utility model relates to the technical field of spiral conveying feeding, in particular to an improved device for breaking, mixing and homogenizing feeding of a coal slime plate under a filter press of a coal washing plant, and particularly relates to a coal slime breaking, mixing and homogenizing feeding conveying device.

Background

The existing coal slime treatment device of the coal washery is a filter press, water in the coal slime is squeezed out through the filter press, the coal slime is compressed into a plate shape, the compressed coal slime plate freely falls to a conveying mechanism below under the action of the filter press along with the action of the filter press, and the coal slime is conveyed away by the conveying mechanism.

For example, patent application No. CN201920414427.4 discloses a full-automatic discharge plate and frame filter press, which mainly comprises a plate and frame filter press body equipped with a PLC controller (8); the automatic discharging device is characterized in that an automatic discharging device is arranged at a lower water outlet of a drainage tank (11) of the plate-and-frame filter press, the automatic discharging device comprises a water outlet pipeline (1) which is arranged at the lower water outlet and is communicated up and down, a bottom plate (2) is movably arranged at the bottom of the water outlet pipeline (1), and the bottom plate is connected with a balance weight (3); the upper end surface of the bottom plate (2) is connected with a detection rod (4); a proximity switch (5) matched with the detection rod (4) is arranged above the top port of the water outlet pipeline (1) through a bracket (6); the proximity switch (5) is connected with the PLC (8), and the PLC (8) controls the feeding valve of the plate-and-frame filter press and the opening and closing of the coal slime feeding pump.

Although the patent can realize automatic coal slime filter-pressing and discharging, the filter-pressing mode of this kind of filter-pressing machine still has certain problem at the in-process of in-service use because this kind of treatment mode often still keeps bold material state when the coal slime board drops to fortune material mechanism on, and the material is extremely inhomogeneous, and the height that the coal slime board dropped simultaneously is too high, produces great impact to fortune material mechanism, seriously influences the life of sticky tape and bearing roller.

The most direct effects of the above-mentioned material non-uniformity and large impact force are the deviation and spreading of the material conveying mechanism.

Therefore, in order to solve the problems of uneven coal slime feeding and large impact force, the utility model designs an improved device for breaking, mixing and homogenizing coal slime feeding of a coal slime plate under a filter press of a coal washing plant, which is used for better solving the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve one of the technical problems, the utility model adopts the technical scheme that: the utility model provides a broken homogeneity feed conveyor that mixes of coal slime, includes pressure filter, fortune material mechanism, the broken defeated material mechanism that mixes of homogeneity installs between pressure filter, fortune material mechanism, the broken defeated material mechanism that mixes of homogeneity is used for receiving pressure filter exhaust cubic coal slime and realizes carrying to the fortune material mechanism of its below after the homogeneity is handled, the pressure filter slides and sets up the broken defeated material mechanism top of mixing of homogeneity can be followed its length direction and realized the reciprocating motion blanking, the broken material mechanism that mixes of homogeneity includes one and supports or hang the coal slime hopper of hanging fixed mounting through falling to the ground, the open setting in top of coal slime hopper a spiral homogeneity stirring apparatus is installed to the bottom of coal slime hopper, the open setting of top feed inlet of spiral homogeneity stirring apparatus and with the bottom export intercommunication setting of coal slime hopper, spiral homogeneity stirring apparatus carries out after the homogeneity stirring the cubic coal slime that gets into and carries to fortune material mechanism and transports downstream And (6) inputting.

In any of the above schemes, preferably, the material conveying mechanism adopts a mining idler conveyor.

In any of the above schemes, preferably, the filter press is slidably disposed on the slide rails on both sides of the top of the coal slurry hopper, and the filter press is configured with a power structure for controlling the filter press to realize reciprocating sliding along the length direction of the coal slurry hopper.

It is preferred in any preceding scheme, spiral homogeneity stirs glassware machinery includes the barrel of a fixed setting, open the setting in top of barrel and with the bottom export intercommunication setting of coal slime hopper the internally mounted of barrel has a driving shaft, the both ends of driving shaft are worn out in the activity respectively the mounting hole on the corresponding terminal surface of barrel a transport power part is installed in the one end outside of barrel, transport power part be used for with correspond position department the tip of driving shaft is connected inside the barrel install a plurality of helical mixing blade along its length direction on the lateral wall of driving shaft a coal slime blanking mouth is installed to the terminal bottom of barrel, the coal slime blanking mouth is used for falling the coal charge that homogeneity stirring was handled to the fortune material mechanism on.

In any of the above schemes, preferably, the conveying power component includes a mounting seat fixedly mounted at an end of the cylinder, a stepping conveying motor is fixedly mounted on the mounting seat, an output end of the conveying motor is connected with a speed reducer, and the speed reducer is connected with an end of the driving shaft through a coupling.

In any of the above schemes, preferably, the conveying motor can realize positive and negative rotation and rotation speed adjustment.

In any of the above schemes, preferably, the size of the bottom opening of the coal slime hopper is completely matched with the top opening of the cylinder of the spiral homogeneous stirring apparatus, and the adjacent end faces are relatively tightly abutted and then fixedly arranged.

It is preferred in any preceding scheme the coal slime blanking mouth department of barrel installs one and stirs the material blanking ware, it is used for realizing carrying out stirring once more to discharged coal slime material to stir the blanking ware.

In any of the above schemes, preferably, the interval between the bottom of the coal slime blanking port and the top of the mining carrier roller conveyor is 200mm-300 mm.

In any of the above schemes, preferably, the lower end of the coal slime blanking port is arranged obliquely towards the conveying direction of the mining carrier roller conveyor.

It is preferred in any one of the above-mentioned schemes, it includes a supporting shaft to stir the material blanking ware, follow respectively at the both ends of supporting shaft the corresponding mounting hole is worn out in the fore-and-aft direction activity of coal slime blanking mouth inside the coal slime blanking mouth it has the netted stock guide of a plurality of surface mesh to follow the even interval fixed mounting of its circumference on the supporting shaft.

Preferred in any above-mentioned scheme is, be located the coal slime blanking mouth outside the supporting shaft tip disposes rotary driving spare, rotary driving spare adopts fixed mounting to be in rotary discharging motor on the coal slime blanking mouth lateral wall.

Compared with the prior art, the utility model has the following beneficial effects:

1. the homogeneous crushing and mixing conveying mechanism of the device is used as a buffering and stirring structure between the filter press and the conveying mechanism, so that the coal slime plate does not directly impact the conveying mechanism any more.

2. The helical blades arranged in the homogenizing, crushing and mixing conveying mechanism can crush, mix and press filtered blocky coal slime plates and reduce the granularity of materials; the coal slurry is conveyed to the belt conveyor through the coal slurry blanking port, and the broken and mixed coal slurry is uniformly conveyed on the belt conveyor, so that the purposes of reducing impact and uniformly feeding are achieved.

3. The device can effectively match the belt conveyor to realize quick matching of the current conveying speed after discharging and forward continuous conveying by adopting an inclined blanking mode.

4. The effect of quantitative and directional control of discharging can be realized by controlling the rotating speed and the in-place angle of the stirring and discharging device, so that the forward feeding and feeding of the belt conveyor are matched.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.

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

In the figure, 1, a filter press; 2. a material conveying mechanism; 3. a coal slurry hopper; 4. a spiral homogenizing and stirring device; 5. a barrel; 6. a drive shaft; 7. a helical mixing blade; 8. a coal slime blanking port; 9. a mounting seat; 10. a conveying motor; 11. a speed reducer; 12. a coupling; 13. a material stirring and dropping device; 1301. a support shaft; 1302. a reticular material guide plate; 1303. and rotating the discharging motor.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. The specific structure of the utility model is shown in figure 1.

Example 1:

the utility model provides a broken homogeneity feed conveyor that mixes of coal slime, includes pressure filter 1, fortune material mechanism 2, the broken defeated material mechanism that mixes of homogeneity is installed between pressure filter 1, fortune material mechanism 2, the broken defeated material mechanism that mixes of homogeneity is used for receiving the cubic coal slime of pressure filter 1 exhaust and realizes carrying to on the defeated material mechanism 2 of its below after the homogeneity is handled, pressure filter 1 slides and sets up the broken defeated material mechanism top of homogeneity and can realize the reciprocating motion blanking along its length direction, the broken defeated material mechanism that mixes of homogeneity includes one through falling to the ground support or hanging fixed mounting's coal slime hopper 3, the open setting in top of coal slime hopper 3 install a spiral homogeneity stirring machinery 4 in the bottom of coal slime hopper 3, the open setting of top feed inlet of spiral homogeneity stirring machinery 4 and with the bottom export intercommunication setting of coal slime hopper 3, and the spiral homogeneous stirring device 4 is used for carrying out homogeneous stirring on the entering massive coal slime and then conveying the massive coal slime to the conveying mechanism 2 for downstream transportation.

The utility model aims to solve the technical problems of uneven feeding and large impact force of coal slime, and aims to solve the problems of uneven feeding caused by the existing coal slime conveying mode and material scattering caused by large impact force deviation of a material conveying mechanism 2.

The filter press 1 continuously presses and filters out blocky coal slime board or coal slime piece, and inside coal slime board or coal slime piece can continuously enter into coal slime hopper 3, then fell to the broken defeated material mechanism inside of mixing of homogeneity of current below through coal slime hopper 3 and break into comparatively homogeneous coal charge through mixing, then through broken mixing and carrying of the broken defeated material mechanism of mixing of homogeneity fall to fortune material mechanism 2 by the blanking mouth on, continue to realize the feed forward.

In any of the above schemes, preferably, the material conveying mechanism 2 adopts a mining idler conveyor.

The mining roller conveyor is mainly used for continuously conveying upstream coal materials which are subjected to homogenizing treatment.

Preferred in any above-mentioned scheme, filter press 1 slides and sets up on the slide rail of the top both sides of coal slime hopper 3, filter press 1 disposes the power structure that its length direction along coal slime hopper 3 of control realized reciprocating sliding and set up, and wherein, power structure adopts prior art can realize, and here is no longer repeated.

The filter press 1 moves and discharges along the length direction of the coal slurry hopper 3 in a reciprocating motion mode, and the discharged coal slurry plate or coal slurry block directly enters the coal slurry hopper 3 and then continues to enter the spiral homogeneous material stirring machine 4.

When the filter press 1 realizes the sliding motion, the filter press 1 can be a power structure configured by the filter press 1 or a driving wheel can realize the movement or an external traction device can realize the reciprocating traction displacement, and the filter press 1 is in a normal filter press working state in the moving process.

In any of the above embodiments, it is preferable that the spiral homogenizing mixer 4 includes a fixedly disposed cylinder 5, the top of the cylinder 5 is opened and is communicated with the outlet at the bottom of the coal slurry hopper 3, a driving shaft 6 is arranged in the cylinder 5, two ends of the driving shaft 6 respectively and movably penetrate through the mounting holes on the corresponding end surfaces of the cylinder 5, a power transmission component is arranged on the outer side of one end of the cylinder body 5 and is used for being connected with the end part of the driving shaft 6 at the corresponding position, a plurality of spiral stirring blades 7 are arranged on the outer side wall of the driving shaft 6 in the cylinder 5 along the length direction, a coal slime blanking port 8 is installed to the terminal bottom of barrel 5, coal slime blanking port 8 is used for falling the coal charge of homogeneity stirring processing to transporting mechanism 2 on.

Can drive the inside driving shaft 6 rotation of spiral homogeneity stirring material apparatus 4 after starting through carrying power component to can drive spiral stirring vane 7 and realize the broken of getting into its inside coal slime board, coal slime piece realization comparatively homogeneous and mix the processing, can realize towards the reciprocal material of stirring of equidirectional not through controlling the rotatory of carrying power component, carry the pulverized coal slime blanking discharge to fortune material mechanism 2 to continue to carry forward through coal slime blanking mouth 8 after stirring the material and accomplish.

In any of the above schemes, preferably, the conveying power component includes an installation seat 9 fixedly installed at an end of the cylinder 5, a stepping conveying motor 10 is fixedly installed on the installation seat 9, an output end of the conveying motor 10 is connected with a speed reducer 11, and the speed reducer 11 is connected with an end of the driving shaft 6 through a coupling 12.

When the conveying power component works, the conveying motor 10 is mainly used for providing rotary power, the speed reducer 11 is utilized for achieving the purpose of reducing the speed, and the spiral stirring blade 7 is finally driven to rotate to stir materials, so that the purposes of stirring and conveying are achieved.

In any of the above solutions, it is preferable that the conveying motor 10 can realize forward and reverse rotation and rotation speed adjustment.

In any of the above schemes, preferably, the size of the bottom opening of the coal slurry hopper 3 is completely matched with the top opening of the cylinder 5 of the spiral homogeneous stirring device 4, and the adjacent end faces are relatively abutted and then fixedly arranged.

The top opening of coal slime hopper 3 and barrel 5 is linked together to match can guarantee the scope of blanking better wider, guarantees that the coal slime sheet material can quick whereabouts, the condition of putty can not appear when guaranteeing large-traffic coal charge whereabouts.

Example 2:

In any of the above schemes, preferably, the material conveying mechanism 2 is a mining roller conveyor.

The mining roller conveyor is mainly used for continuously conveying coal materials which are subjected to homogenization treatment at the upstream.

In any of the above embodiments, it is preferable that the spiral homogenizing mixer 4 includes a fixedly disposed cylinder 5, the top of the cylinder 5 is opened and is communicated with the outlet at the bottom of the coal slurry hopper 3, a driving shaft 6 is arranged in the cylinder 5, two ends of the driving shaft 6 respectively and movably penetrate through the mounting holes on the corresponding end surfaces of the cylinder 5, a power transmission component is arranged on the outer side of one end of the cylinder body 5 and is used for being connected with the end part of the driving shaft 6 at the corresponding position, a plurality of spiral stirring blades 7 are arranged on the outer side wall of the driving shaft 6 in the cylinder 5 along the length direction, a coal slime blanking port 8 is installed to the terminal bottom of barrel 5, coal slime blanking port 8 is used for falling the coal charge of homogeneity stirring processing to transport mechanism 2 on.

In any of the above schemes, preferably, a material stirring and dropping device 13 is installed at the coal slime blanking port 8 of the cylinder 5, and the material stirring and dropping device 13 is used for realizing secondary stirring treatment of the discharged coal slime material.

The main function of the stirring and blanking device 13 is to match the blanking speed at the coal slurry blanking port 8 to realize the outward output of homogeneous coal materials which are subjected to crushing and mixing and have different speeds.

In any of the above schemes, preferably, the interval between the bottom of the coal slime blanking port 8 and the top of the mining carrier roller conveyor is 200mm-300 mm.

The condition that materials impact the surface of the conveyor due to overlarge fall can be effectively prevented by setting the proper blanking height, and the blanking safety is ensured.

In any of the above schemes, preferably, the lower end of the coal slime blanking port 8 is arranged obliquely toward the conveying direction of the mining carrier roller conveyor.

The mode that the slope set up realizes that the ejection of compact can guarantee better that the material can realize quick blanking along the direction of motion of conveyer behind the ejection of compact, guarantees the smoothness nature of blanking effectively.

It is preferred in any preceding scheme that stir material blanking ware 13 includes a support shaft 1301, follow respectively at the both ends of support shaft 1301 the fore-and-aft direction activity of coal slime blanking mouth 8 is worn out corresponding mounting hole inside coal slime blanking mouth 8 on the support shaft 1301 along its circumference even interval fixed mounting have a plurality of surface have netted stock guide 1302 of mesh.

The rotation of the supporting shaft 1301 can drive each reticular material guide plate 1302 on the whole shaft to rotate, thereby realizing blanking and discharging.

It is preferred in any preceding scheme to be located the coal slime blanking mouth 8 outside the back shaft 1301 tip disposes the rotary driving piece, the rotary driving piece adopts fixed mounting to be in rotatory ejection of compact motor 1303 on the 8 lateral walls of coal slime blanking mouth.

The rotating speed of the net-shaped material guide plate 1302 can be effectively ensured by controlling the rotating speed of the rotary discharging motor 1303, so that the purpose of controlling the discharging speed is achieved.

The specific working principle is as follows:

the pressure filter 1 is at the during operation, the coal slime board of suppression no longer directly drops to transporting on the mining bearing roller conveyer of material mechanism 2, but drop earlier to the broken defeated material mechanism that mixes of homogeneity, the coal slime board realizes through the helical blade among the device that breaks thoughtlessly, make the broken less granularity that mixes of bold degree coal slime, through helical blade's transport, make the material evenly carry, this kind of design makes the coal slime board that the pressure was filtered out no longer directly drop to transporting material mechanism 2, no longer produce the impact to transporting material mechanism 2, the life of the sticky tape on the conveyer and bearing roller has been promoted greatly.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and the technical solutions are all covered in the scope of the claims and the specification of the present invention; it will be apparent to those skilled in the art that any alternative modifications or variations to the embodiments of the present invention may be made within the scope of the present invention.

The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. The utility model provides a broken homogeneity feed conveyor that mixes of coal slime which characterized in that: comprises a filter press, a material conveying mechanism and a homogeneous breaking, mixing and material conveying mechanism, wherein the homogeneous breaking, mixing and material conveying mechanism is arranged between the filter press and the material conveying mechanism, the homogeneous crushing and mixing conveying mechanism is used for receiving the blocky coal slime discharged by the filter press, realizing homogeneous treatment and then conveying the blocky coal slime to a conveying mechanism below the homogeneous crushing and mixing conveying mechanism, the filter press is arranged above the homogeneous crushing and mixing conveying mechanism in a sliding way and can realize reciprocating movement blanking along the length direction of the homogeneous crushing and mixing conveying mechanism, the homogeneous crushing and mixing conveying mechanism comprises a coal slurry hopper which is fixedly arranged through a floor support or a suspension type, the top of the coal slurry hopper is arranged in an open way, a spiral homogeneous stirring apparatus is arranged at the bottom of the coal slurry hopper, a feed inlet at the top of the spiral homogeneous stirring apparatus is arranged in an open manner and is communicated with an outlet at the bottom of the coal slurry hopper, the spiral homogeneous stirring device is used for carrying out homogeneous stirring on the entering massive coal slime and then conveying the massive coal slime to a conveying mechanism for downstream transportation.

2. The coal slime breaking, mixing and homogenizing feeding conveying device as claimed in claim 1, wherein: the material conveying mechanism adopts a mining roller conveyor.

3. The coal slime breaking, mixing and homogenizing feeding conveying device as claimed in claim 2, wherein: the filter press slides and sets up on the slide rail of the top both sides of coal slime hopper, the filter press disposes the power structure that its length direction along the coal slime hopper of control realizes reciprocating sliding and sets up.

4. The coal slime breaking, mixing and homogenizing feeding conveying device as claimed in claim 3, wherein: spiral homogeneity stirs glassware machinery includes a fixed barrel that sets up, the open setting in top of barrel and with the bottom export intercommunication setting of coal slime hopper the internally mounted of barrel has a driving shaft, the both ends of driving shaft are worn out in the activity respectively the barrel corresponds the mounting hole on the terminal surface the one end outside of barrel is installed one and is carried power component, carry power component be used for with corresponding position department the tip of driving shaft is connected the barrel is inside install a plurality of spiral stirring vane along its length direction on the lateral wall of driving shaft a coal slime blanking mouth is installed to the terminal bottom of barrel, the coal slime blanking mouth is used for falling the coal charge of homogeneity stirring processing to the material transporting mechanism on.

5. The coal slime breaking, mixing and homogenizing feeding conveying device as claimed in claim 4, wherein: the conveying power component comprises a mounting seat fixedly mounted at the end part of the barrel, a stepping conveying motor is fixedly mounted on the mounting seat, the output end of the conveying motor is connected with a speed reducer, and the speed reducer is connected with the end part of the driving shaft through a coupler.

6. The coal slime breaking, mixing and homogenizing feeding and conveying device as claimed in claim 5, wherein: the conveying motor can realize positive and negative rotation and rotation speed regulation.

7. The coal slime breaking, mixing and homogenizing feeding and conveying device as claimed in claim 6, wherein: the bottom opening size of the coal slime hopper is completely matched with the top opening of the barrel of the spiral homogeneous material stirring instrument, and the adjacent end faces are relatively tightly abutted and then fixedly arranged.

8. The coal slime breaking, mixing and homogenizing feeding and conveying device as claimed in claim 7, wherein: a stirring and blanking device is arranged at the coal slime blanking port of the cylinder body, and the stirring and blanking device is used for realizing secondary stirring treatment on the discharged coal slime material;

the spacing size between the bottom of the coal slime blanking port and the top of the mining carrier roller conveyor is 200-300 mm;

the lower end of the coal slime blanking port is obliquely arranged towards the conveying direction of the mining carrier roller conveyor.

9. The coal slime breaking, mixing and homogenizing feeding conveying device as claimed in claim 8, wherein: stir the material blanking ware and include a supporting shaft, follow respectively at the both ends of supporting shaft the mounting hole that corresponds is worn out in the fore-and-aft direction activity of coal slime blanking mouth inside the coal slime blanking mouth follow the even interval fixed mounting of its circumference on the supporting shaft and have the netted stock guide of a plurality of surface mesh.

10. The coal slime breaking, mixing and homogenizing feeding and conveying device as claimed in claim 9, wherein: be located the coal slime blanking mouth outside the supporting shaft tip disposes rotary driving spare, rotary driving spare adopts fixed mounting to be in rotatory ejection of compact motor on the coal slime blanking mouth lateral wall.