CN208120290U - Device for discharging - Google Patents

Device for discharging Download PDF

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Publication number
CN208120290U
CN208120290U CN201820242600.2U CN201820242600U CN208120290U CN 208120290 U CN208120290 U CN 208120290U CN 201820242600 U CN201820242600 U CN 201820242600U CN 208120290 U CN208120290 U CN 208120290U
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CN
China
Prior art keywords
rotation
bucket wheel
hopper
discharging
chute
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Active
Application number
CN201820242600.2U
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Chinese (zh)
Inventor
刘利波
张建成
曹艳军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Shenhua Energy Co Ltd
Shenhua Zhungeer Energy Co Ltd
Original Assignee
China Shenhua Energy Co Ltd
Shenhua Zhungeer Energy Co Ltd
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Priority to CN201820242600.2U priority Critical patent/CN208120290U/en
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Abstract

The utility model embodiment discloses a kind of device for discharging comprising:Driving portion, dust cover and rotation bucket wheel, the driving portion drives the rotation bucket wheel rotation, there is the mounting hole for installing chute on the dust cover, with multiple for holding the hopper of the material of the chute discharge on the rotation bucket wheel, the rotation bucket wheel is located inside the dust cover, and the hopper is located at the mounting hole lower part.The straight of coal dust in the prior art can be changed to slow feeding using the utility model embodiment, can avoid coal dust and directly fall on belt, reduce the dirt that rises of coal dust, and rotation bucket wheel rotation is driven by driving portion, it is ensured that discharge rate improves discharge rate.

Description

Device for discharging
Technical field
The utility model relates to coal preparation technology fields, and in particular to a kind of device for discharging.
Background technique
Coal samling is the process that representative coal sample is taken by prescriptive procedure.Coal samling process includes machine automatization The processes such as sampling, broken, division.In the coal sample of acquisition, most of coal sample is used as after broken, division and abandons sample, along chute It is slipped on the belt of conveyer.The weight of sample is abandoned generally in 50-70kg, granularity is less than 6mm or to be less than 13mm, this granularity The coal dust of grade easily generates coal dust, and height of the discharge gate apart from belt, in continuous pulp discharge, is easy about in 60cm or so It causes the Dust Concentration abandoned near sample discharging point larger, causes serious harm to the environmental sanitation of sampler chamber, influence to sample people The work of member.
Currently, the method for reducing depositing dust is the discharge gate installation discharge device in chute.Discharge device is controlled by counterweight Mode seal the discharge gate of chute.When the abandoning sample in chute reaches constant weight, under the action of abandoning sample self weight, in chute Spillplate tilt down, abandon sample directly drop down on the belt of conveyer.In application process, inventor has found spillplate to row Material mouth it is poorly sealed, coal dust may pass through spillplate and fall directly on belt, and dust-laying effect is undesirable, and spillplate movement not Flexibly, discharge efficiency is lower.
Utility model content
In view of this, the utility model embodiment proposes a kind of device for discharging, to solve the above technical problems.
The utility model embodiment proposes a kind of device for discharging comprising:Driving portion, dust cover and rotation bucket wheel, it is described Driving portion drives the rotation bucket wheel rotation, has the mounting hole for installing chute, the rotation bucket wheel on the dust cover The upper hopper with multiple materials for being used to hold the chute discharge, the rotation bucket wheel are located inside the dust cover, institute It states hopper and is located at the mounting hole lower part.
Optionally, sealing is provided between the adjacent hopper, the sealing is for the chute walls with the chute It abuts.
Optionally, the hopper is uniformly distributed along the circumferential direction of the rotation bucket wheel.
Optionally, the hopper is respectively in the first inner wall and second along two inner walls of the rotation bucket wheel rotation direction Wall, the angle between first inner wall and second inner wall are the first angle, and the sealing turns along the rotation bucket wheel Angle between the two side walls in dynamic direction is the second angle, and first angle is equal with the second angle.
Optionally, the hopper is perpendicular to the section of rotation bucket wheel rotation direction and sealing perpendicular to rotation bucket wheel rotation The section in direction is sector.
Optionally, first angle is 45 °.
Optionally, further include:Baffle, the baffle plate setting is on the feed inlet of the hopper, the baffle and the material First inner wall of bucket forms opening, and the direction of the opening is opposite with the rotation rotation direction of bucket wheel.
Optionally, the baffle is perpendicular to first inner wall.
It optionally, further include support frame, the dust cover and rotation bucket wheel are installed on support frame as described above.
Optionally, the driving portion is motor, and the motor is located inside dust cover.
Device for discharging provided by the embodiment of the utility model passes through setting driving portion, dust cover and rotation bucket wheel, rotation bucket Wheel is mounted in dust cover, and coal dust is sprinkled upon on the belt of sealing-tape machine by hopper with the rotation of rotation bucket wheel, will in the prior art The straight of coal dust is changed to slow feeding, can avoid coal dust and directly falls on belt, and reduce coal dust plays dirt, and passes through driving Portion's driving rotation bucket wheel rotation, it is ensured that discharge rate improves discharge rate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the discharge device of the utility model embodiment.
Specific embodiment
Below in conjunction with attached drawing and specific embodiment, the technical solution of the utility model is described in detail.Wherein phase Same components are presented with like reference characters.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" are referred respectively to towards or away from specific The direction at component geometry center.
Embodiment one
Fig. 1 shows the structural schematic diagram of the discharge device of the utility model embodiment.As shown in Figure 1, the utility model Embodiment provides a kind of device for discharging comprising:Driving portion, dust cover 2 and rotation bucket wheel 1.
The driving portion drives the rotation bucket wheel 1 to rotate, and has the installation for installing chute 3 on the dust cover 2 Hole, the hoppers 11 rotated with multiple materials for being used to hold the discharge of chute 3 on bucket wheel 1, described rotation bucket wheel 1 Inside the dust cover 2, the hopper 11 is located at the mounting hole lower part.
When device for discharging works, as shown in Figure 1, material (such as abandon sample:Coal dust) it is slipped in dust cover 2 from chute 3 In hopper 11, driving portion drives rotation bucket wheel 1 to rotate counterclockwise, and material falls in rotation bucket wheel 1 with the rotation of rotation bucket wheel 1 On the belt 4 of the sealing-tape machine of lower section operating.
Wherein, the feed inlet of hopper 11 is matched with the size of the discharge gate of chute 3, and the edge of feed inlet can be with discharge gate Edge abuts, and plays the role of intermittent sealing discharging mouth, to reduce the generation of coal dust.
Device for discharging provided by the embodiment of the utility model passes through setting driving portion, dust cover and rotation bucket wheel, rotation bucket Wheel is mounted in dust cover, and coal dust is sprinkled upon on the belt of sealing-tape machine by hopper with the rotation of rotation bucket wheel, will in the prior art The straight of coal dust is changed to slow feeding, can avoid coal dust and directly falls on belt, and reduce coal dust plays dirt, and passes through driving Portion's driving rotation bucket wheel rotation, it is ensured that discharge rate improves discharge rate.
Embodiment two
On the basis of the above embodiment 1, optionally, sealing 12 is provided between adjacent skips 11, sealing 12 is used It is abutted in the chute walls of the discharge gate of the chute 3, the discharge gate sealing effect of hopper 11 Yu chute 3 not only can be improved, also The speed that coal dust enters hopper 11, the preferably dirt of reduction coal dust can be slowed down.
Further, the hopper 11 is uniformly distributed along the circumferential direction of the rotation bucket wheel 1, preferably to control hopper 11 Charging and discharging, further reduce coal dust plays dirt.As shown in Figure 1, the quantity of hopper 11 is 4, the quantity of sealing 12 It also is 4.
Optionally, hopper 11 is sector perpendicular to the section of rotation 1 rotation direction of bucket wheel, and sealing 12 struggles against perpendicular to rotation It is also fan-shaped for taking turns the section of 1 rotation direction, so that rotation bucket wheel 1 preferably rotates.In Fig. 1, perpendicular to turning for rotation bucket wheel 1 Dynamic direction, i.e., perpendicular to paper direction.
Preferably, the hopper 11 is respectively the first inner wall and the along two inner walls of rotation 1 rotation direction of bucket wheel Two inner walls, the angle between first inner wall and second inner wall are the first angle theta, and the sealing 12 is along the rotation Angle between the two side walls of 1 rotation direction of bucket wheel is the second angle, and first angle theta is equal with the second angle, with side Just the setting of sealing 12 reduces the production cost of rotation bucket wheel 1.
In the embodiment in figure 1, two inner walls of hopper 11 are overlapped with the two side walls of adjacent sealing part 12 respectively, to subtract The leakage of few coal dust.
In a preferred embodiment of the utility model, the diameter of rotation bucket wheel 1 is about 800mm, and chute 3 is hollow Square column, chute 3 pass through mounting hole, and the discharge gate of chute 3 is located in dust cover 2.The size of the discharge gate of chute 3 is 400* 400mm。
It is located at two opposite chute walls 3a and 3b of rotation 1 rotation direction of bucket wheel, the lower end ratio of chute walls 3a on chute 3 The short N in the lower end of chute walls 3b, N are equal to the radius of rotation bucket wheel 1, in the case where guaranteeing hopper 11 and discharge gate leakproofness, also Do not interfere the rotation of rotation bucket wheel 1.
The coal dust amount that each hopper 11 can fill calculates as follows:
The volume of the hopper of each charging:VHopper
Rotate bucket wheel axial length:H=40cm;
Imagination rotation bucket wheel volume:VBucket
Rotate the radius of bucket wheel:R=40cm;
Rejected material density:ρCoal=1300kg/m3
VHopper=1/8*VBucket=1/8*3.14*402*40*0.013=0.02512m3
Then abandoning coal amount=V that hopper 11 can fillHopperCoal=1300*0.02512=32.656kg.
In the embodiment in figure 1, the first angle theta=45 °, a hopper 11 sealing 12 composition four adjacent thereto / mono- rotation bucket wheel 1, preferably to control the rate that coal dust enters hopper 11, reduce coal dust plays dirt.When hopper 11 When charging, two neighboring sealing 12 is born against in the inside of the chute walls 3a and 3b of discharge gate, can be by hopper 11 and chute 3 Between preferably seal.
Preferably, soft leather band is installed on the outside of chute walls 3a, can be contacted with rotation bucket wheel 1, to seal chute 3.
Similarly, skin block is provided on the inside of chute walls 3b, skin block is contacted with sealing 12, to prevent the coal in chute 3 Dirt is to external diffusion.
Further, device for discharging further includes:Baffle 13, the baffle 13 are arranged on the feed inlet of the hopper 11, First inner wall of the baffle 13 and the hopper 11, which is formed, to be open, the rotation of the direction of the opening and the rotation bucket wheel 1 Contrary, baffle 13 can play the role of fixed holding to the coal dust in hopper 11, and the hopper 11 of rotation bucket wheel 1 is avoided to shift to an earlier date Discharging reduces the descent altitude of coal dust, and reduce coal dust plays dirt.As shown in Figure 1, being respectively mounted a baffle on each hopper 11 13。
Preferably, the baffle 13 can also be more on the basis of guaranteeing the capacity of hopper 11 perpendicular to first inner wall Coal dust in fixed well and holding hopper 11.
Further, device for discharging further includes support frame, and the dust cover 2 and rotation bucket wheel 1 are installed in the support On frame, to guarantee dust cover 2 and rotate the mounting stability of bucket wheel 1.In the present embodiment, support frame is located under chute walls 3a Side.
In a preferred embodiment of the utility model, the driving portion is motor, and the motor is located in dust cover Portion, to reduce the diffusion of coal dust, preferably depositing dust.Motor is connect with rotation bucket wheel 1 by fixed rotating shaft 14.
More than, the technical solution of the utility model is described in detail in conjunction with specific embodiments, it is described specific Embodiment is used to help understand the thought of the utility model.Those skilled in the art are on the basis of the utility model specific embodiment On the derivation made and modification also belong within scope of protection of the utility model.

Claims (10)

1. a kind of device for discharging, which is characterized in that including:Driving portion, dust cover and rotation bucket wheel, described in the driving portion drives Bucket wheel rotation is rotated, there is the mounting hole for installing chute on the dust cover, there is multiple be used on the rotation bucket wheel The hopper of the material of the chute discharge is held, the rotation bucket wheel is located inside the dust cover, and the hopper is located at described Mounting hole lower part.
2. device for discharging as described in claim 1, which is characterized in that it is provided with sealing between the adjacent hopper, it is described Sealing with the chute walls of the chute for abutting.
3. device for discharging as claimed in claim 2, which is characterized in that the hopper uniformly divides along the circumferential of the rotation bucket wheel Cloth.
4. device for discharging as claimed in claim 3, which is characterized in that the hopper rotates the two of bucket wheel rotation direction along described A inner wall is respectively the first inner wall and the second inner wall, and the angle between first inner wall and second inner wall is the first folder Angle, angle of the sealing between the two side walls of the rotation bucket wheel rotation direction is the second angle, first folder Angle is equal with the second angle.
5. device for discharging as claimed in claim 4, which is characterized in that the hopper is cut perpendicular to rotation bucket wheel rotation direction Face and sealing are sector perpendicular to the section of rotation bucket wheel rotation direction.
6. device for discharging as claimed in claim 5, which is characterized in that first angle is 45 °.
7. device for discharging as claimed in claim 4, which is characterized in that further include:Baffle, the baffle plate setting is in the hopper Feed inlet on, the first inner wall of the baffle and the hopper, which is formed, to be open, the direction of the opening and the rotation bucket wheel Rotation direction it is opposite.
8. device for discharging as claimed in claim 7, which is characterized in that the baffle is perpendicular to first inner wall.
9. device for discharging a method as claimed in any one of claims 1-8, which is characterized in that it further include support frame, the dust cover and rotation Rotating bucket wheel is installed on support frame as described above.
10. device for discharging a method as claimed in any one of claims 1-8, which is characterized in that the driving portion is motor, the motor position Inside dust cover.
CN201820242600.2U 2018-02-09 2018-02-09 Device for discharging Active CN208120290U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820242600.2U CN208120290U (en) 2018-02-09 2018-02-09 Device for discharging

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820242600.2U CN208120290U (en) 2018-02-09 2018-02-09 Device for discharging

Publications (1)

Publication Number Publication Date
CN208120290U true CN208120290U (en) 2018-11-20

Family

ID=64203883

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820242600.2U Active CN208120290U (en) 2018-02-09 2018-02-09 Device for discharging

Country Status (1)

Country Link
CN (1) CN208120290U (en)

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