CN201394472Y

CN201394472Y - Reversible single-rotor hammer-type fine crusher

Info

Publication number: CN201394472Y
Application number: CN2009201079392U
Authority: CN
Inventors: 卢来印
Original assignee: BEIJING LIDEHENG ENVIRONMENTAL PROTECTION ENGINEERING CO LTD
Current assignee: BEIJING LIDEHENG ENVIRONMENTAL PROTECTION ENGINEERING CO LTD
Priority date: 2009-05-08
Filing date: 2009-05-08
Publication date: 2010-02-03
Anticipated expiration: 2019-05-08

Abstract

The utility model relates to a reversible single-rotator hammer-type fine crusher, which belongs to the technical field of building equipment. An upper left case and an upper right case of the hammer-type fine crusher are placed on a lower case. A supporting base is placed on two sides of the lower case, the top portion of the supporting base is equipped with slide tracks, and the upper left caseand the upper right case move towards two sides along the slide tracks. A rotor is placed at the center of a case. Hammers are uniformly distributed and hinged on the rotator circumferentially. Crushing plates are respectively fixed inside the upper left case and an upper right case, a grid plate is fixed inside the lower case, and the crushing plates inside the upper left case and the upper rightcase and the grid plate inside the lower case form an arc shape corresponding to the hammers on the rotor. The hammer-type fine crusher enlarges widths of hammering portions namely head portions of the hammers, and prolongs the service life of the hammers. The upper cases of the hammer-type fine crusher are opened in horizontal sliding form and are supported on the lower case and the sliding tracks via roller wheels, thereby bringing convenience for opening, closing and maintenance. The shape of the section of the grid plate is changed into a trapezoid shape from a rectangle shape so as to lead discharging to be smoother, thereby increasing treatment capacity of the crusher.

Description

A kind of reversible single rotor hammer mill in small, broken bits

Technical field

A kind of reversible single rotor hammer mill in small, broken bits of the utility model belongs to the Architectural Equipment technical field.

Background technology

Reversible single rotor hammer mill in small, broken bits is to utilize the high speed impact effect that is articulated in the rotor upper ram that material is carried out fragmentation, is applicable to broken medium-hard brittle material (shale, gangue, lime stone, gypsum etc.).Because the discharging grain composition of this kind type is good, is particularly useful for the requirement of brickmaking technology.The shortcoming of tradition fine crusher is: the little (see figure 3) of tup scope of attack thickness, cause easy to wearly, and the life-span is short; It is that V-type is opened (see figure 5) that cabinet is opened form, opens inconvenience when changing tup, and effort when causing opening, maintenance time are long; The discharging grid section is the rectangle (see figure 7), and the gap between the grid section is a rectangle also, causes grate plate easily to stop up, and disposal ability is little.

Summary of the invention

The purpose of this utility model is to propose a kind of reversible single rotor hammer mill in small, broken bits, changes the structure of existing reversible single rotor hammer mill in small, broken bits, so that equipment is easy to operate, increases work efficiency, and prolongs service life of equipment.

The in small, broken bits reversible single rotor hammer mill that the utility model proposes comprises left cabinet, goes up right cabinet, lower case, bearing, crushing shell, rotor, tup and grate plate; Describedly left cabinet and last right cabinet places on the lower case, described bearing places the both sides of lower case, and the top of bearing is provided with slide rail, go up left cabinet and last right cabinet along described slide rail to two side shiftings; Described rotor places the central authorities of cabinet, described tup is uniformly distributed along the circumference and is hinged on the rotor, described crushing shell is separately fixed in left cabinet and the last right cabinet, described grate plate is fixed in the lower case, go up interior crushing shell of left cabinet and last right cabinet and the grate plate in the lower case and surround arc, relative with epitrochanterian tup.

In the above-mentioned hammer mill, grate plate is made up of grid section and packing ring, and arrange grid section and packing ring space, and many grid sections are by the screw rod relative fixed.Grid section wherein is trapezoidal, and the height L of grid section and the ratio of base width D are: L/D=5-8.

In the above-mentioned hammer mill, the ratio of the head width B of tup and tup height h is: B/h=1.2-2.

The in small, broken bits reversible single rotor hammer mill that the utility model proposes, its advantage is:

1, this hammer mill improves the shape that is installed on epitrochanterian tup with articulated form, and having strengthened the tup hammering partly is the width of head, has increased the thickness of the tup scope of attack, has prolonged the service life of tup.

2, the upper case unfolding mode of this hammer mill is that level is plug-type, and upper case is supported on by roller on the slide rail of lower case and bearing, makes that switching is more convenient, can open or close very like a cork, and also easy to maintenance.

3, in the discharging grate plate of this hammer mill, the grid section section configuration is changed into trapezoidal by rectangle, makes the disintegrating machine discharge more unobstructed, has improved the disposal ability of disintegrating machine.

Description of drawings

Fig. 1 is the structural representation of the in small, broken bits reversible single rotor hammer mill that the utility model proposes.

Fig. 2 is the I place partial enlarged drawing of Fig. 1.

Fig. 3 is the structural representation of tup in the existing hammer mill.

Fig. 4 is the structural representation of tup in the hammer mill of the present utility model.

Fig. 5 is the unlatching schematic diagram of existing hammer crushing machine enclosure.

Fig. 6 is the unlatching schematic diagram of hammer crushing machine enclosure of the present utility model.

Fig. 7 is the structural representation of grid section in the existing hammer mill.

Fig. 8 is the structural representation of grid section in the hammer mill of the present utility model.

Among Fig. 1-Fig. 8, the 1st, go up left cabinet, the 2nd, crushing shell, the 3rd, rotor, the 4th, tup, the 5th, grate plate, the 6th, lower case, the 7th, go up right cabinet, the 8th, slide rail, the 9th, bearing, the 10th, grid section, the 11st, packing ring, the 12nd, screw rod.

The specific embodiment

The in small, broken bits reversible single rotor hammer mill that the utility model proposes, its structure comprise left cabinet 1, go up right cabinet 7, lower case 6, bearing 9, crushing shell 2, rotor 3, tup 4 and grate plate 5 as shown in Figure 1.Go up left cabinet 1 and last right cabinet 7 and place on the lower case 6, bearing 9 places the both sides of lower case, and the top of bearing 9 is provided with slide rail 8, go up left machine 1 case and last right cabinet 7 along described slide rail 8 to two side shiftings.Rotor 3 places the central authorities of cabinet, and tup is uniformly distributed along the circumference and is hinged on the rotor.Crushing shell 2 is separately fixed in left cabinet 1 and the last right cabinet 7, and described grate plate 5 is fixed in the lower case 6, and the crushing shell of going up in left cabinet 1 and the last right cabinet 72 surrounds arc with grate plate 5 in the lower case, and is relative with tup 4 on the rotor 3.

In the hammer mill of the present utility model, the structure of grate plate is made up of grid section 10 and packing ring 11 as shown in Figure 2, and arrange grid section 10 and packing ring 11 spaces, and many grid sections 10 are by screw rod 12 relative fixed.Grid section 10 wherein is trapezoidal, and the height L of grid section and the ratio of base width D are: L/D=5-8, its structure as shown in Figure 8.Figure 7 shows that the structure of the grid section of existing hammer mill.

In the hammer mill of the present utility model, the ratio of the head width B of tup and tup height h is: B/h=1.2-2, its structure as shown in Figure 4.Figure 3 shows that the structure of the tup of existing hammer mill.

The operation principle of reversible single rotor hammer mill in small, broken bits of the present utility model is: grinder hammerhead 4 is articulated on the rotor 3, drive tup 4 rotation at a high speed by rotor 3, material enters the strike that is subjected to tup 4 in the crusher chamber and fragmentation, material rushes at crushing shell from tup 4 acquisition energy and is broken or rebounds, the material that the material that rebounds is run in the backlash collides and fragmentation mutually, behind the gap of material, from the space of the grid section 10 of disintegrating machine lower case, discharge less than discharging double-edged fine-toothed comb 5.When tup 4 hits the material surface wear be, can make rotor 3 reverse direction operations, utilize the another side broken material of tup.

Last left and

right sides cabinet

1 and 7 is supported on the lower case 6, when disintegrating machine need be changed tup 4 or other maintenance, opens the bolt of fixing left and right sides

upper case

1 and 7, make

upper case

1 and 7 along slide rail 8 to two side shiftings, can open cabinet easily, change or maintenance operation, as shown in Figure 6.Figure 5 shows that the cabinet opening ways of existing hammer mill.As can be seen from the figure, in the disintegrating machine of the present utility model, the opening ways of upper case is convenient and swift, thereby has reduced the working strength of maintenance, has saved the repair time.

In the hammer mill that the utility model proposes, the tup 4 of broken material is installed with articulated form on the rotor 3, tup rotates the strike material at a high speed, hit a surface wear of material when tup after, can be with the rotor reverse direction operation, use the another side broken material of tup, this has just reduced the Maintenance and Repair number of times of disintegrating machine.Simultaneously the hammer-shaped that is used to hit material is also improved, prolonged the service life of tup.The discharging grate plate is that trapezoidal grid section is formed by section configuration, and discharging has more easily increased the disposal ability of disintegrating machine.

Claims

1, a kind of reversible single rotor hammer mill in small, broken bits is characterized in that this disintegrating machine comprises left cabinet, goes up right cabinet, lower case, bearing, crushing shell, rotor, tup and grate plate; Describedly left cabinet and last right cabinet places on the lower case, described bearing places the both sides of lower case, and the top of bearing is provided with slide rail, go up left cabinet and last right cabinet along described slide rail to two side shiftings; Described rotor places the central authorities of cabinet, described tup is uniformly distributed along the circumference and is hinged on the rotor, described crushing shell is separately fixed in left cabinet and the last right cabinet, described grate plate is fixed in the lower case, go up interior crushing shell of left cabinet and last right cabinet and the grate plate in the lower case and surround arc, relative with epitrochanterian tup.

2, hammer mill as claimed in claim 1 is characterized in that wherein said grate plate is made up of grid section and packing ring, and arrange grid section and packing ring space, and many grid sections are by the screw rod relative fixed.

3, hammer mill as claimed in claim 2 is characterized in that wherein said grid section is trapezoidal, and the height L of grid section and the ratio of base width D are: L/D=5-8.

4, hammer mill as claimed in claim 1 is characterized in that the head width B of wherein said tup and the ratio of tup height h are: B/h=1.2-2.