CN211887280U - Thermal power plant is with unloading type coal pulverizer - Google Patents

Abstract

The utility model discloses a thermal power plant is with unloading type coal pulverizer, including processing the box, the top and the bottom of processing the box are equipped with feed inlet and discharge gate respectively, and the top fixed mounting of processing the box has the roof, and the mounting panel is installed in the bottom lift of roof, installs the drive arrangement who mutually supports with the mounting panel on the roof, and fixed mounting has driving motor on the diapire of mounting panel, and driving motor's output fixed mounting has the drive shaft. The utility model discloses in putting the coal cinder to the processing box through the feed inlet, start driving motor and just can drive the drive shaft and grind the piece and rotate and grind the coal cinder in the processing box, only grind the coal cinder to suitable specification just can fall to the discharge gate through the clearance between grinding the piece and the processing box in, grind insufficient coal cinder and can continue to grind and until grinding fully in the processing box, need not the manual work and collect the processing to the coal cinder of grinding the non-composition, and not only convenient for operation, and very big promotion processing speed.

Description

Thermal power plant is with unloading type coal pulverizer

Technical Field

The utility model relates to a thermal power factory technical field especially relates to a thermal power plant is with unloading type coal pulverizer.

Background

Thermal power is the heat energy that utilizes the combustible substance to produce when burning, converts the electricity generation mode of electric energy into through power generation power device, and thermal power needs the coal to provide heat energy, directly uses coal-fired burning can lead to the coal-fired insufficient combustion, extravagant a lot of energy, causes the piling up of thermal power factory waste material, produces the pollution to the environment, consequently needs to research and develop a thermal power plant that can fully grind the coal and uses unloading type coal pulverizer urgently.

Through retrieval, chinese patent No. CN209697007U discloses an automatic blanking type coal mill for thermal power plants, which comprises a feed hopper, a connecting plate, a first rotating shaft, a first belt pulley, a conveying box, a first connecting rod, a first mounting plate, a collecting frame, a second connecting rod, a coal grinding box, a filter screen, a first grinding cylinder, a second rotating shaft, a connecting pipe, a third rotating shaft, a second belt pulley, a first flat belt, a motor, a second mounting plate, a coal outlet pipe, a fourth rotating shaft, a second grinding cylinder, a first bearing seat, a second bearing seat, a third bearing seat, a first cylindrical gear, a fourth bearing seat, a third belt pulley, a second cylindrical gear, a second flat belt, a fourth belt pulley, a fifth rotating shaft, a fifth belt pulley, a third flat belt pulley, a sixth belt pulley and a sixth rotating shaft.

The existing automatic blanking type coal mill for the thermal power plant has the following defects: grind unqualified coal and can fall into from the bottom of going out the coal pipe and collect the frame in, then need the manual work to grind unqualified coal and follow and collect in the frame pour into the feeder hopper and continue processing, not only the operation is inconvenient, very big influence the process rate moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of thermal power plant uses automatic unloading type coal pulverizer among the prior art, and the unloading type coal pulverizer is used to the thermal power plant that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a thermal power plant is with unloading type coal pulverizer, includes the processing box, the top and the bottom of processing box are equipped with feed inlet and discharge gate respectively, the top fixed mounting of processing box has the roof, the mounting panel is installed in the bottom lift of roof, install the drive arrangement who mutually supports with the mounting panel on the roof, fixed mounting has driving motor on the diapire of mounting panel, driving motor's output fixed mounting has the drive shaft, the bottom fixed mounting of drive shaft has grinding block, and the lateral wall slope setting on grinding block top, the inside wall of processing box bottom and the lateral wall of grinding block bottom all incline to set up, and grind the clearance between piece and the processing box from last down diminishing gradually.

Preferably, the driving device comprises a hydraulic machine fixedly mounted on the top wall of the mounting plate, a piston rod is fixedly mounted at the output end of the hydraulic machine, and the bottom end of the piston rod penetrates through the top plate and is fixedly mounted on the top wall of the mounting plate.

Preferably, a plurality of guide rods are fixedly mounted on the top wall of the mounting plate, and the top ends of the guide rods penetrate through the top plate and extend to the upper side of the top plate.

Preferably, an annular baffle is fixedly mounted on the top wall of the processing box body, and the annular baffle is positioned outside the feeding hole.

Preferably, fixed mounting has the pivot on the diapire of grinding the piece, fixed mounting has the bearing of mutually supporting with the pivot in the discharge gate, and the bottom of pivot is inserted and is established in the bearing.

Preferably, a plurality of connecting rods are fixedly mounted between the inner side walls of the bearing and the discharge hole, and each top wall of each connecting rod is obliquely arranged.

Compared with the prior art, the utility model discloses there is following beneficial effect:

1. the coal briquette is placed into the processing box body through the feeding hole, the driving motor is started to drive the driving shaft and the grinding block to rotate and grind the coal briquette in the processing box body, only the coal briquette ground to a proper specification can fall into the discharging hole through a gap between the grinding block and the processing box body, the coal briquette which is not ground sufficiently can be continuously ground in the processing box body until the coal briquette is ground sufficiently, the coal briquette which is not ground is not collected manually, the operation is convenient, and the processing speed is greatly improved;

2. the starting hydraulic machine can drive the piston rod to drive the mounting plate, the driving motor, the driving shaft and the grinding block to move up and down, so that the gap between the grinding block and the machining box body can be conveniently adjusted, the grinding block can be conveniently adjusted to a proper position according to machining needs, the application range is wide, and the practical effect is good.

Drawings

Fig. 1 is a front structural sectional view of a blanking coal mill for a thermal power plant according to the present invention;

fig. 2 is a schematic front structural view of a blanking coal mill for a thermal power plant according to the present invention;

fig. 3 is a schematic side structural view of a connection rod portion of a blanking type coal mill for a thermal power plant according to the present invention.

In the figure: the grinding machine comprises a processing box body 1, a feeding hole 2, a discharging hole 3, a top plate 4, a mounting plate 5, a hydraulic machine 6, a piston rod 7, a guide rod 8, a driving motor 9, a driving shaft 10, a grinding block 11, an annular baffle plate 12, a rotating shaft 13, a bearing 14 and a connecting rod 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a thermal power plant is with unloading type coal pulverizer, including processing box 1, the top and the bottom of processing box 1 are equipped with feed inlet 2 and discharge gate 3 respectively, the top fixed mounting of processing box 1 has roof 4, the bottom lift of roof 4 installs mounting panel 5, install the drive arrangement who mutually supports with mounting panel 5 on the roof 4, drive arrangement includes hydraulic press 6 of fixed mounting on mounting panel 5 roof, the output fixed mounting of hydraulic press 6 has piston rod 7, and the bottom of piston rod 7 runs through roof 4 and fixed mounting on the roof of mounting panel 5, start hydraulic press 6 and can drive piston rod 7 and drive mounting panel 5 and reciprocate.

Fixed mounting has a plurality of guide bars 8 on the roof of mounting panel 5, and the top of guide bar 8 all runs through roof 4 and extends to the upside of roof 4, can prevent that mounting panel 5 from taking place the offset when reciprocating.

A driving motor 9 is fixedly arranged on the bottom wall of the mounting plate 5, a driving shaft 10 is fixedly arranged at the output end of the driving motor 9, a grinding block 11 is fixedly arranged at the bottom end of the driving shaft 10, the outer side wall of the top end of the grinding block 11 is obliquely arranged, can prevent coal blocks from being accumulated on the top wall of the grinding block 11, the inner side wall of the bottom end of the processing box body 1 and the outer side wall of the bottom end of the grinding block 11 are obliquely arranged, and grind the clearance between piece 11 and the processing box 1 and down diminish gradually from last, put the coal cinder to processing box 1 in through feed inlet 2, start driving motor 9 and just can drive shaft 10 and grind the piece 11 and rotate and grind the coal cinder in processing box 1, only grind the coal cinder to suitable specification just can fall to discharge gate 3 through the clearance between grinding piece 11 and the processing box 1 in, grind insufficient coal cinder and can continue to grind and until grinding fully in processing box 1.

An annular baffle 12 is fixedly installed on the top wall of the processing box body 1, and the annular baffle 12 is located on the outer side of the feeding hole 2, so that the coal blocks can be prevented from outwards jumping out of the processing box body 1.

Fixed mounting has pivot 13 on the diapire of grinding piece 11, and fixed mounting has the bearing 14 of mutually supporting with pivot 13 in discharge gate 3, and the bottom of pivot 13 is inserted and is established in bearing 14, and the bottom of pivot 13 all inserts when grinding piece 11 reciprocates and establishes in bearing 14, has promoted the stability of grinding piece 11 installation to take place offset when preventing grinding piece 11 to grind the coal cinder.

Claims (6)

1. The utility model provides a thermal power plant is with unloading type coal pulverizer, includes processing box (1), its characterized in that: the top end and the bottom end of the processing box body (1) are respectively provided with a feed inlet (2) and a discharge outlet (3), a top plate (4) is fixedly arranged at the top end of the processing box body (1), a mounting plate (5) is arranged at the bottom end of the top plate (4) in a lifting way, the top plate (4) is provided with a driving device which is matched with the mounting plate (5), a driving motor (9) is fixedly arranged on the bottom wall of the mounting plate (5), a driving shaft (10) is fixedly installed at the output end of the driving motor (9), a grinding block (11) is fixedly installed at the bottom end of the driving shaft (10), the outer side wall of the top end of the grinding block (11) is obliquely arranged, the inner side wall of the bottom end of the processing box body (1) and the outer side wall of the bottom end of the grinding block (11) are obliquely arranged, and the clearance between the grinding block (11) and the processing box body (1) is gradually reduced from top to bottom.

2. The coal mill of claim 1, wherein the coal mill is a coal mill for thermal power plants, and comprises: the driving device comprises a hydraulic machine (6) fixedly installed on the top wall of the installation plate (5), a piston rod (7) is fixedly installed at the output end of the hydraulic machine (6), and the bottom end of the piston rod (7) penetrates through the top plate (4) and is fixedly installed on the top wall of the installation plate (5).

3. The coal mill of claim 1, wherein the coal mill is a coal mill for thermal power plants, and comprises: a plurality of guide rods (8) are fixedly mounted on the top wall of the mounting plate (5), and the top ends of the guide rods (8) penetrate through the top plate (4) and extend to the upper side of the top plate (4).

4. The coal mill of claim 1, wherein the coal mill is a coal mill for thermal power plants, and comprises: an annular baffle (12) is fixedly mounted on the top wall of the processing box body (1), and the annular baffle (12) is located on the outer side of the feeding hole (2).

5. The coal mill of claim 1, wherein the coal mill is a coal mill for thermal power plants, and comprises: fixed mounting has pivot (13) on the diapire of grinding piece (11), fixed mounting has bearing (14) of mutually supporting with pivot (13) in discharge gate (3), and the bottom of pivot (13) is inserted and is established in bearing (14).

6. The coal mill of claim 5, wherein the coal mill is a coal mill for thermal power plants, and comprises: a plurality of connecting rods (15) are fixedly mounted between the inner side walls of the bearing (14) and the discharge hole (3), and each top wall of each connecting rod (15) is obliquely arranged.

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