CN207655206U - A kind of dust prevention system for gyratory crusher - Google Patents
A kind of dust prevention system for gyratory crusher Download PDFInfo
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- CN207655206U CN207655206U CN201721472034.6U CN201721472034U CN207655206U CN 207655206 U CN207655206 U CN 207655206U CN 201721472034 U CN201721472034 U CN 201721472034U CN 207655206 U CN207655206 U CN 207655206U
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Abstract
The utility model discloses a kind of dust prevention systems for gyratory crusher, including main shaft, movable cone, dust cover and lower frame, the main shaft is arranged in the inside of lower frame, the top of the movable cone and main shaft connects, the dust cover is sealingly disposed between movable cone and lower frame, at least two air inlets are provided on the lower frame, lower frame corresponding with air inlet is internally provided with dust-proof air inlet duct；The cover body air intake passage being connected to dust-proof air inlet duct is provided on the dust cover；It is provided with air-out chamber at the movable cone and dust cover cooperation, the cover body air intake passage is connected to air-out chamber, and the madial wall of the air-out chamber and dust cover and lateral wall are respectively formed air outlet.The dust prevention system increases the air quantity and wind pressure greatly improved into the air quantity and wind pressure inside crusher inside crusher；It is long to extend service life of a machine, saves a large amount of operating cost.
Description
Technical field
It is more specifically to a kind of for the anti-of gyratory crusher the utility model is related to gyratory crusher technical field
Dirt system.
Background technology
The dust prevention system of traditional gyratory crusher:In drive axle seat, air inlet is set, air from air inlet dust cover cavity,
Wind pressure is generated, higher than the pressure of cavity between lower frame and movable cone, prevents dust from entering transmission system, the shortcomings that this structure
The problem of route is long, air inlet there are one, negative pressure is small, and lubricating oil pollutes, influences the vital part of crusher, such as：Partially
Heart bushing, the service life of the components such as eccentric steel bushing and undercarriage body bushing.
Chinese patent literature（The day for announcing：On July 25th, 2012, notification number：CN202343238U）One kind is disclosed to be used for
The positive pressure dust-proof system of gyratory crusher, it is characterised in that：Including high pressure blower, air cleaner and holder, high pressure air blast
Machine and air cleaner are arranged on holder, and the air inlet of high pressure blower is connected to air cleaner, high pressure blower
Air outlet inside pipeline and gyratory crusher by being connected to.After the utility model is filtered air cleaner by high pressure blower
Cleaned air pressurization after squeeze into apparatus body, so that apparatus body internal pressure is consistently higher than external pressure, force external powder
Dirt cannot enter inside equipment.
Chinese patent literature（The day for announcing：On December 23rd, 2009, notification number：CN201366347）One kind is disclosed to be used for
The dust prevention system of gyratory crusher, the gyratory crusher include containing upper spider portion, mantle portion, eccentric bushing and the machine for determining tapering
Seat, the dust prevention system includes the sealing ring being located between eccentric bushing and mantle portion, and the dust prevention system further includes:One metal
Pipe, a sealing nut, several connection accessories, a rubber tube and a wind turbine, wherein, the metal tube is inserted into machine from the side of engine base
Seat inner cavity, and one head, between eccentric bushing and mantle portion, other end is fixed on the lateral wall of engine base by sealing nut
On;The metal tube pass sequentially through several connection accessories and the rubber tubes one is connected;The assembling is in engine base
Outside, it connect with the other end of rubber tube.The dust prevention system of the utility model increases one on the basis of original sealing ring
Sealing device is covered, forms positive pressure inside machine, forces dust not enter the secondary position of friction, reaches better seal effect.
Above-mentioned technical proposal is that corresponding device is dust-proof to realize, such structure design is multiple by increasing in outside
It is miscellaneous, it is of high cost.
Utility model content
Purpose of the utility model is to solve existing dust prevention system route is long, negative pressure is small, and dust easily enters, structure
Complexity, of high cost, the problems such as dust-proof effect is bad, and service life is short, and a kind of simple in structure, at low cost, dust-proof effect is provided
It is good, the dust prevention system with long service life for gyratory crusher.
Technical solution is used by the utility model realizes its technical purpose：A kind of dust-proof system for gyratory crusher
System, including main shaft, movable cone, dust cover and lower frame, the main shaft are arranged in the inside of lower frame, the movable cone with
The top of main shaft connects, and the dust cover is sealingly disposed between movable cone and lower frame, is provided on the lower frame
At least two air inlets, lower frame corresponding with air inlet are internally provided with dust-proof air inlet duct；It is provided on the dust cover
The cover body air intake passage being connected to dust-proof air inlet duct；It is provided with air-out chamber at the movable cone and dust cover cooperation, it is described
Cover body air intake passage is connected to air-out chamber, and the madial wall of the air-out chamber and dust cover and lateral wall are respectively formed outlet air
Mouthful.
This is used for the dust prevention system of gyratory crusher, by being set to the completely new of lower frame, dust cover and movable cone structure
Meter, is arranged at least two air inlets on lower frame, corresponding with air inlet to be provided with dust-proof air inlet duct, and corresponds to dust-proof air inlet
Road is internally provided with cover body air inlet duct in dust cover, and cover body air inlet duct is connected to the air-out chamber being arranged on movable cone, enters
Air inside to air-out chamber enters inside lower frame from the both sides of dust cover and dust cover inner cavity, wind pressure is generated, to increase
Enter the air quantity and wind pressure inside crusher, greatly improves the air quantity and wind pressure inside crusher.Because being transported in crusher
When row, into inside crusher air quantity and wind pressure greatly enhance, so considerably reduce the problem of lubricating oil pollutes,
So that the eccentric bush inside crusher, the service life of the components such as eccentric steel bushing and undercarriage body bushing is greatly prolonged, saves big
The operating cost of amount.
Preferably, being provided with multiple arm supports on the lower frame, the air inlet is arranged on arm support, described
Dust-proof air inlet duct is L-shaped to be provided with horizontal duct and vertical air plenums, and the air inlet is connected to horizontal duct, and described is vertical
Air duct is connected to cover body air intake passage.Arm support on lower frame can be configured according to type, and arm support is symmetrical under normal conditions
There are four settings, and dust-proof air inlet is opened on arm support, and intensity at this time is good, opens up air inlet and dust-proof air inlet duct does not interfere with
The use intensity of lower frame, and it is to ensure that air quantity can be efficiently entering dust-proof cover body that horizontal duct and vertical air plenums, which is arranged,
It is internal.
Preferably, the horizontal duct is arranged perpendicular to the axis of main shaft.
Preferably, the horizontal duct includes import air duct and internal air duct, the bore in the import air duct is big
Bore in internal air duct.The design that the bore in import air duct is more than the bore in internal air duct is to make to be formed effective wind
Pressure.
Preferably, the dust cover includes the lower cover and upper outlet body being wholely set, the lower cover is taper
Cover body, the upper outlet body are cylindricality cover body, and the cover body air intake passage is passed through along the end face of lower cover to the end face of upper outlet body
Logical setting.
Preferably, the upper end of the upper outlet body of the dust cover is plugged in inside air-out chamber, the end of upper outlet body with go out
Gap is provided between the bottom of chamber of wind chamber, the madial wall and lateral wall of the upper outlet body are set between the cavity wall of air-out chamber respectively
It is equipped with the gap for being used to form air outlet.It is to ensure that air can that gap is arranged between the end of upper outlet body and the bottom of chamber of air-out chamber
Dust cover inner cavity is had respectively entered under in air-out chamber internal circulation, and by the way that the air outlet in upper outlet body inner side and outer side is arranged
In frame body inner cavity.
Preferably, the air-out chamber ring is located at the lower end of movable cone and is arranged close to main shaft, the air-out chamber
For U-shaped cavity body structure.
Preferably, lower frame is internally provided with inner chamber body, the dust cover is internally provided with dust cover inner cavity, described
Air outlet be respectively communicated with inner chamber body and the dust cover inner cavity of lower frame.
The utility model has the beneficial effects that：This is used for the dust prevention system of gyratory crusher, increases into crusher
The air quantity and wind pressure in portion greatly improve air quantity and wind pressure inside crusher；Cause is when crusher is run, into crusher
Internal air quantity and wind pressure greatly enhances, so considerably reducing the problem of lubricating oil pollutes, makes inside crusher
The service life of eccentric bush, the components such as eccentric steel bushing and undercarriage body bushing is greatly prolonged, and a large amount of operating cost is saved.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the utility model for the dust prevention system of gyratory crusher；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is a kind of vertical view that this implements the novel dust prevention system for gyratory crusher；
In figure：1, main shaft, 2, movable cone, 3, dust cover, 4, lower frame, 5, air inlet, 6, dust-proof air inlet duct, 7, cover body into
Wind channel, 8, air-out chamber, 9, air outlet, 10, arm support, 11, horizontal duct, 12, vertical air plenums, 13, import air duct, 14, internal
Air duct, 15, lower cover, 16, upper outlet body, 17, inner chamber body, 18, dust cover inner cavity.
Specific implementation mode
It is described in further detail below by specific embodiment and in conjunction with attached drawing to the technical solution of the utility model.
Embodiment 1：
In Fig. 1, embodiment shown in Fig. 2, a kind of dust prevention system for gyratory crusher, including main shaft 1, movable cone
2, dust cover 3 and lower frame 4, main shaft 1 are arranged in the inside of lower frame 4, and movable cone 2 is connect with the top of main shaft 1, dust cover 3
It is sealingly disposed between movable cone 2 and lower frame 4, at least two air inlets 5 is provided on lower frame 4, it is corresponding with air inlet 5
Lower frame 4 is internally provided with dust-proof air inlet duct 6；The cover body air intake passage 7 being connected to dust-proof air inlet duct 6 is provided on dust cover 3；
It is provided with air-out chamber 8 at movable cone 2 and 3 cooperation of dust cover, cover body air intake passage 7 is connected to air-out chamber 8, and the outlet air
Chamber 8 and the madial wall and lateral wall of dust cover 3 are respectively formed air outlet 9.
Multiple arm supports 10 are provided on lower frame 4, air inlet 5 is arranged on arm support 10, the 6 L-shaped setting of dust-proof air inlet duct
There are horizontal duct 11 and vertical air plenums 12, air inlet 5 to be connected to horizontal duct 11, vertical air plenums 12 connect with cover body air intake passage 7
It is logical.Horizontal duct 11 is arranged perpendicular to the axis of main shaft 1.Horizontal duct 11 includes import air duct 13 and internal air duct 14, import
The bore in air duct 13 is more than the bore in internal air duct 14.Air inlet number according to different types carry out selection setting three,
Four, five and multiple.
Dust cover 3 includes the lower cover 15 being wholely set and upper outlet body 16, and lower cover 15 is taper cover body, and upper outlet body 16 is
Cylindricality cover body, cover body air intake passage 7, which is penetrated through along the end face of lower cover 15 to the end face of upper outlet body 16, to be arranged.The upper cover of dust cover 3
The upper end of body 15 is plugged in inside air-out chamber 8, and gap, upper cover are provided between the end and the bottom of chamber of air-out chamber 8 of upper outlet body 15
The madial wall and lateral wall of body 15 are provided with the gap for being used to form air outlet 9 between the cavity wall of air-out chamber 8 respectively.Air-out chamber
8 rings are located at the lower end of movable cone 2 and are arranged close to main shaft 1, and air-out chamber 8 is U-shaped cavity body structure.
Lower frame 4 is internally provided with inner chamber body 17, and dust cover is internally provided with dust cover inner cavity 18, and air outlet 9 connects respectively
The inner chamber body 17 of logical lower frame and dust cover inner cavity 18.
In the present embodiment, there are four arm supports 10 for setting on lower frame（See Fig. 3）, divide on lower frame three arm supports therein
It is not provided with air inlet 5 and three dust-proof air inlet ducts 6, it is logical that the corresponding cover body in dust cover is internally provided with three cover body air inlets
Road 7, is provided with an annular air chamber 8 on movable cone, the upper end of dust cover be plugged in inside air-out chamber and with air-out chamber
Upper end and both sides do not contact, and there are the air outlet for air circulation, air is entered from three air inlets along dust-proof air inlet duct 6
The cover body air intake passage 7 of dust cover enters air-out chamber by cover body air intake passage 7, and air is split in air-out chamber and enters undercarriage
The inner chamber body 17 of body and dust cover inner cavity generate wind pressure, increase into the air quantity and wind pressure inside crusher, air quantity and wind pressure
It is at least 3 times of the prior art.Because when crusher is run, into inside crusher air quantity and wind pressure all enhance very much, institute
To greatly reduce the problem of lubricating oil pollutes.The generation for the case where lubricating oil pollutes, the pass of crusher are prevented
Key part is such as：The service life of eccentric bush, the components such as eccentric steel bushing and undercarriage body bushing greatly prolongs.Crusher is set to form positive pressure
Dust prevention system can play the role of prodigious extension, it is possible to save a large amount of for the side life of lubricating oil and key components and parts
Operating cost.
This is used for the dust prevention system of gyratory crusher, by being set to the completely new of lower frame, dust cover and movable cone structure
Meter, is arranged multiple air inlets on lower frame, corresponding with air inlet to be provided with dust-proof air inlet duct, and corresponding dust-proof air inlet duct exists
Dust cover is internally provided with cover body air inlet duct, and cover body air inlet duct is connected to the air-out chamber being arranged on movable cone, is entered out
The air in wind intracavitary portion enters inside lower frame from the both sides of dust cover and dust cover inner cavity, generates wind pressure, to increase into
Enter the air quantity and wind pressure inside crusher, greatly improves air quantity and wind pressure inside crusher.
Claims (8)
1. a kind of dust prevention system for gyratory crusher, including main shaft（1）, movable cone（2）, dust cover（3）And lower frame
（4）, the main shaft（1）It is arranged in lower frame（4）Inside, the movable cone（2）With main shaft（1）Top connection, institute
The dust cover stated（3）It is sealingly disposed in movable cone（2）With lower frame（4）Between, it is characterised in that：The lower frame（4）On
It is provided at least two air inlets（5）, with air inlet（5）Corresponding lower frame（4）It is internally provided with dust-proof air inlet duct（6）；Institute
The dust cover stated（3）On be provided with and dust-proof air inlet duct（6）The cover body air intake passage of connection（7）；The movable cone（2）With it is anti-
Dust hood（3）Air-out chamber is provided at cooperation（8）, the cover body air intake passage（7）With air-out chamber（8）Connection, and it is described
Air-out chamber（8）With dust cover（3）Madial wall and lateral wall be respectively formed air outlet（9）.
2. a kind of dust prevention system for gyratory crusher according to claim 1, it is characterised in that：The lower frame
（4）On be provided with multiple arm supports（10）, the air inlet（5）It is arranged in arm support（10）On, the dust-proof air inlet duct（6）It is in
L-type is provided with horizontal duct（11）And vertical air plenums（12）, the air inlet（5）With horizontal duct（11）Connection, it is described
Vertical air plenums（12）With cover body air intake passage（7）Connection.
3. a kind of dust prevention system for gyratory crusher according to claim 2, it is characterised in that：The horizontal wind
Road（11）Perpendicular to main shaft（1）Axis setting.
4. a kind of dust prevention system for gyratory crusher according to claim 2, it is characterised in that：The horizontal wind
Road（11）Including import air duct（13）With internal air duct（14）, the import air duct（13）Bore be more than internal air duct（14）
Bore.
5. a kind of dust prevention system for gyratory crusher according to claim 1, it is characterised in that：The dust cover
（3）Including the lower cover being wholely set（15）And upper outlet body（16）, the lower cover（15）For taper cover body, the upper cover
Body（16）For cylindricality cover body, the cover body air intake passage（7）Along lower cover（15）End face to upper outlet body（16）End face pass through
Logical setting.
6. a kind of dust prevention system for gyratory crusher according to claim 5, it is characterised in that：The dust cover
（3）Upper outlet body（16）Upper end be plugged in air-out chamber（8）Inside, upper outlet body（16）End and air-out chamber（8）Bottom of chamber it
Between be provided with gap, the upper outlet body（16）Madial wall and lateral wall respectively with air-out chamber（8）Cavity wall between be provided with
It is used to form the gap of air outlet.
7. a kind of dust prevention system for gyratory crusher according to claim 1, it is characterised in that：The air-out chamber
（8）Ring is located at movable cone（3）Lower end and close to main shaft（1）Setting, the air-out chamber（8）For U-shaped cavity body structure.
8. a kind of dust prevention system for gyratory crusher according to claim 1 to 7 any one, it is characterised in that：
Lower frame（4）It is internally provided with inner chamber body（17）, the dust cover is internally provided with dust cover inner cavity（18）, the outlet air
Mouthful（9）It is respectively communicated with the inner chamber body of lower frame（17）With dust cover inner cavity（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721472034.6U CN207655206U (en) | 2017-11-07 | 2017-11-07 | A kind of dust prevention system for gyratory crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721472034.6U CN207655206U (en) | 2017-11-07 | 2017-11-07 | A kind of dust prevention system for gyratory crusher |
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| Publication Number | Publication Date |
|---|---|
| CN207655206U true CN207655206U (en) | 2018-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721472034.6U Active CN207655206U (en) | 2017-11-07 | 2017-11-07 | A kind of dust prevention system for gyratory crusher |
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| Country | Link |
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| CN (1) | CN207655206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558682A (en) * | 2022-02-25 | 2022-05-31 | 三一重型装备有限公司 | Dustproof assembly, crushing equipment, control method and device of crushing equipment and readable storage medium |
-
2017
- 2017-11-07 CN CN201721472034.6U patent/CN207655206U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558682A (en) * | 2022-02-25 | 2022-05-31 | 三一重型装备有限公司 | Dustproof assembly, crushing equipment, control method and device of crushing equipment and readable storage medium |
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