CN217392616U - Dust fall formula breaker for mine exploitation - Google Patents
Dust fall formula breaker for mine exploitation Download PDFInfo
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- CN217392616U CN217392616U CN202220455442.5U CN202220455442U CN217392616U CN 217392616 U CN217392616 U CN 217392616U CN 202220455442 U CN202220455442 U CN 202220455442U CN 217392616 U CN217392616 U CN 217392616U
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- dust
- dust fall
- feed inlet
- filter screen
- lifting rod
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Abstract
The utility model discloses a dust fall formula breaker for mine exploitation belongs to mine exploitation technical field, including supporting the base and installing the breaker casing in its top, top one side at the breaker casing is equipped with the feed inlet, the protection top cap is installed to the adaptation on the feed inlet, the protection top cap can carry out the closing cap to the feed inlet, in crushing process, can seal broken chamber, thereby can prevent broken stone fly-over from the feed inlet, install the U-shaped board that is the inversion on the top surface of breaker casing and be close to feed inlet one side, the hydraulic lifting rod that drive protection top cap rose is installed to U-shaped board inner wall, when needing to follow the feed inlet pan feeding, hydraulic lifting rod drives the protection top cap and rises, make things convenient for the pan feeding, after the pan feeding, hydraulic lifting rod drives the protection top cap and descends and seals to the feed inlet. This breaker is used in dust fall formula mining not only can the dust fall, can prevent simultaneously that broken stone from flying out to improve its broken effect.
Description
Technical Field
The utility model belongs to the technical field of the mining, concretely relates to dust fall formula breaker for mining.
Background
A mine refers to an independent production and operation unit for mining ores in a certain mining boundary. The mine mainly comprises one or more mining workshops (or pittings, mines, open stopes and the like) and auxiliary workshops, and most mines also comprise a beneficiation plant (coal washing plant). The mine comprises coal mine, metal mine, non-metal mine, building material mine, chemical mine and the like. Mine size (also known as capacity) is usually expressed in terms of annual or daily production. Annual output is the quantity of ore produced annually in the mine. According to the size of the output, the production method is divided into 3 types of large-sized, medium-sized and small-sized. In mining, crushers are generally used.
The mine crusher is widely applied to industries such as metallurgy, building, coal, road building, chemical engineering and the like, and plays an important role in the industrial production process. The crusher easily produces great dust when broken stone, and present crusher more lacks the dust fall structure, leads to these dust to influence sanitation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dust fall formula breaker for mine exploitation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a dust fall formula breaker for mining, is including supporting the base and installing the breaker casing in its top one side of the top of breaker casing is equipped with the feed inlet, and the protection top cap is installed to the adaptation on the feed inlet, just is close to feed inlet one side and installs the U-shaped plate that is the inversion at the top surface of breaker casing, and the hydraulic lifting rod that the drive protection top cap rose is installed to U-shaped plate inner wall, protection top cap back mounted has the dust fall box, is equipped with dust fall cavity side pipe in the dust fall box, and dust fall cavity side pipe, dust fall box and protection top cap correspond the position with the feed inlet and have all seted up the dust fall mouth, are equipped with negative pressure convulsions subassembly in the dust fall cavity side pipe inner chamber, and dust fall cavity side pipe both ends all are equipped with multistage filter screen spare, and dust fall cavity side pipe both ends run through to dust fall box both sides outside.
Preferably, the symmetry is equipped with two hang plates in the middle of the inner chamber of dust fall cavity side pipe, negative pressure convulsions subassembly is including installing the negative-pressure air blower on two hang plates respectively.
Preferably, the multi-stage filter screen component comprises a first filter screen, a second filter screen and a third filter screen which are sequentially arranged in the inner cavity of the dust-fall hollow square tube.
Preferably, the first filter screen is close to the negative pressure air fan, and the apertures of the first filter screen, the second filter screen and the third filter screen are different in sequence.
Preferably, the protection top cap top is installed and is extended the longitudinal plate, extends longitudinal plate one side and installs and extend the diaphragm, the flexible end in bottom of hydraulic lifting rod is installed on extending the diaphragm.
Preferably, two positioning longitudinal rods are symmetrically arranged on two sides of the hydraulic lifting rod and located on the inner wall of the U-shaped plate, longitudinally penetrate through the extending transverse plate and are fixedly connected with the top surface of the shell of the crusher.
The utility model discloses a technological effect and advantage:
according to the dust-fall type crusher for mining, the hydraulic lifting rod drives the protective top cover to move onto the feed port to seal the feed port, meanwhile, the negative pressure air draft assembly runs in the dust-fall hollow square tube, under the action of negative pressure, dust in the crusher shell is sucked into the dust-fall hollow square tube from the feed port and flows towards the two ends of the dust-fall hollow square tube, and under the action of the multistage filter screen pieces at the two ends, the dust can be subjected to multistage filtration, so that the dust-fall effect is achieved, compared with the prior art, the dust can be fallen, meanwhile, broken stone blocks can be prevented from splashing out, and the crushing effect of the dust-fall type crusher is improved;
when the hydraulic lifting rod drives the extension transverse plate and the protection top cover to lift, the extension transverse plate slides on the two positioning longitudinal rods, and the two positioning longitudinal rods can position the extension transverse plate, so that the protection top cover is convenient to position and mount, the mounting inclination is prevented, and the dust settling effect is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the split structure of the dust-settling box and the disassembling plate of the present invention;
fig. 3 is a schematic structural view of the dust-settling hollow square tube of the present invention;
fig. 4 is a schematic structural diagram of the mounting frame of the present invention.
In the figure: 1. a support base; 2. a crusher housing; 3. a U-shaped plate; 4. positioning the longitudinal rod; 5. a hydraulic lifting rod; 6. a protective top cover; 7. a dust fall box body; 8. disassembling the plate; 9. an extended longitudinal plate; 10. extending the transverse plate; 11. a dust-settling hollow square tube; 12. clamping the frame; 13. an inclined plate; 14. a negative pressure fan; 15. feeding and filtering a screen; 16. mounting the frame; 17. a third filter screen; 18. a second filter screen; 19. a first filter screen; 20. a connecting rod.
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.
The utility model provides a dust fall formula breaker for mine exploitation as shown in fig. 1-4, including supporting base 1 and installing the breaker casing 2 above it, be equipped with the feed inlet in one side of breaker casing 2 top, the adaptation is installed on the feed inlet and is protected top cap 6, and protection top cap 6 can carry out the closing cap to the feed inlet, in the crushing process, can seal the crushing chamber to can prevent broken stone from flying out from the feed inlet;
an inverted U-shaped plate 3 is arranged on the top surface of the crusher shell 2 and on one side close to the feed inlet, a hydraulic lifting rod 5 for driving the protective top cover 6 to lift is arranged on the inner wall of the U-shaped plate 3, when feeding is needed from the feed inlet, the hydraulic lifting rod 5 drives the protective top cover 6 to lift, feeding is facilitated, and after feeding, the hydraulic lifting rod 5 drives the protective top cover 6 to descend and seal to the feed inlet;
the back of the protective top cover 6 is provided with a dust-fall box body 7, the back of the dust-fall box body 7 is provided with a dismounting plate 8 through a screw, and after the dismounting plate 8 is dismounted, the dust-fall hollow square tube 11 can be mounted and dismounted;
a dust fall hollow square pipe 11 is arranged in the dust fall box body 7, dust fall openings are formed in the positions, corresponding to the feed inlet, of the dust fall hollow square pipe 11, the dust fall box body 7 and the protective top cover 6, a clamping frame 12 is arranged on one side of the dust fall opening of the dust fall hollow square pipe 11, the clamping frame 12 is clamped in the dust fall opening of the dust fall box body 7, and a feed filter screen 15 is installed in the clamping frame 12 to preliminarily filter air flow;
dust generated in the crushing process of crushed stone blocks in the crusher shell 2 can sequentially flow into the dust fall box body 7 and the dust fall hollow square tube 11 from the dust fall opening of the protective top cover 6 along with air flow under the negative pressure action of the negative pressure air draft assembly;
a negative pressure air draft assembly is arranged in the inner cavity of the dust-fall hollow square tube 11 and comprises negative pressure fans 14 which are respectively arranged on two inclined plates 13, the two negative pressure fans 14 incline towards the feeding hole, and air flow is discharged into the inner cavity of the dust-fall hollow square tube 11 behind the inclined plates 13;
the inner cavities of two ends of the dust-fall hollow square tube 11 are respectively provided with a multi-stage filter screen piece, two ends of the dust-fall hollow square tube 11 penetrate through the outer parts of two sides of the dust-fall box body 7, each multi-stage filter screen piece comprises a first filter screen 19, a second filter screen 18 and a third filter screen 17 which are sequentially installed in the inner cavity of the dust-fall hollow square tube 11, installation frames 16 are respectively arranged outside the first filter screen 19, the second filter screen 18 and the third filter screen 17, and a connecting rod 20 is connected between every two adjacent installation frames 16;
the symmetry is equipped with two hang plates 13 in the middle of dust fall cavity square tube 11's the inner chamber, and first filter screen 19 is close to negative-pressure air fan 14, and first filter screen 19, second filter screen 18 and third filter screen 17's aperture is different in proper order, and each aperture size relation is: the first filter 19 is larger than the second filter 18 and larger than the third filter 17;
an extending longitudinal plate 9 is installed above the protective top cover 6, an extending transverse plate 10 is installed on one side of the extending longitudinal plate 9, the bottom telescopic end of the hydraulic lifting rod 5 is installed on the extending transverse plate 10, two positioning longitudinal rods 4 are symmetrically installed on the two sides of the hydraulic lifting rod 5 and located on the inner wall of the U-shaped plate 3, and the two positioning longitudinal rods 4 longitudinally penetrate through the extending transverse plate 10 and are fixedly connected with the top surface of the crusher shell 2.
The working principle is as follows:
when the dust-fall type crusher for mining needs to feed materials from a feeding hole, the hydraulic lifting rod 5 drives the protective top cover 6 to rise, so that feeding is facilitated, after feeding, the hydraulic lifting rod 5 drives the protective top cover 6 to descend and seal to the feeding hole, the protective top cover 6 can seal the feeding hole, and a crushing cavity can be sealed in the crushing process, so that crushed stones can be prevented from flying out of the feeding hole;
the two negative pressure fans 14 are inclined towards the feed inlet, and discharge airflow into the inner cavity of the dust fall hollow square tube 11 behind the inclined plate 13, the negative pressure fans 14 operate in the dust fall hollow square tube 11, under the action of negative pressure, dust in the crusher shell 2 is sucked into the dust fall hollow square tube 11 from the feed inlet and flows towards the two ends of the dust fall hollow square tube 11, and under the action of the first filter screen 19, the second filter screen 18 and the third filter screen 17, the dust can be subjected to multi-stage filtration, so that a dust fall effect is achieved, and the filtered airflow is discharged from the two sides of the dust fall hollow square tube 11 and the dust fall box body 7;
when the hydraulic lifting rod 5 drives the extension transverse plate 10 and the protection top cover 6 to lift, the extension transverse plate 10 slides on the two positioning longitudinal rods 4, and the extension transverse plate 10 can be positioned by the two positioning longitudinal rods 4, so that the protection top cover 6 is convenient to position and install, and the installation inclination of the protection top cover 6 is prevented.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.
Claims (6)
1. The utility model provides a dust fall formula breaker for mine exploitation, includes support base (1) and installs breaker casing (2) in its top, its characterized in that: a feed inlet is arranged on one side above the crusher shell (2), a protective top cover (6) is arranged on the feed inlet in a matching way, an inverted U-shaped plate (3) is arranged on the top surface of the crusher shell (2) and one side close to the feed inlet, a hydraulic lifting rod (5) for driving the protective top cover (6) to lift is arranged on the inner wall of the U-shaped plate (3), protection top cap (6) back mounted has dust fall box (7), is equipped with dust fall cavity side pipe (11) in dust fall box (7), and dust fall cavity side pipe (11), dust fall box (7) and protection top cap (6) correspond the position with the feed inlet and have all seted up the dust fall mouth, are equipped with negative pressure convulsions subassembly in dust fall cavity side pipe (11) inner chamber, and dust fall cavity side pipe (11) both ends inner chamber all is equipped with multistage filter screen spare, and dust fall cavity side pipe (11) both ends are run through to dust fall box (7) both sides outside.
2. The dust-settling mining crusher of claim 1, wherein: the symmetry is equipped with two hang plates (13) in the middle of the inner chamber of dust fall cavity side pipe (11), negative pressure convulsions subassembly is including installing negative-pressure air blower (14) on two hang plates (13) respectively.
3. The dust-settling mining crusher of claim 2, wherein: the multi-stage filter screen component comprises a first filter screen (19), a second filter screen (18) and a third filter screen (17) which are sequentially arranged in the inner cavity of the dust-falling hollow square tube (11).
4. The dust-settling mining crusher of claim 3, wherein: the first filter screen (19) is close to the negative pressure fan (14), and the aperture of the first filter screen (19), the aperture of the second filter screen (18) and the aperture of the third filter screen (17) are different.
5. The dust-settling mining crusher of claim 1, wherein: an extension longitudinal plate (9) is installed above the protective top cover (6), an extension transverse plate (10) is installed on one side of the extension longitudinal plate (9), and the bottom telescopic end of the hydraulic lifting rod (5) is installed on the extension transverse plate (10).
6. The dust-fall mining crusher of claim 5, wherein: two positioning longitudinal rods (4) are symmetrically arranged on the two sides of the hydraulic lifting rod (5) and located on the inner wall of the U-shaped plate (3), and the two positioning longitudinal rods (4) longitudinally penetrate through the extending transverse plate (10) and are fixedly connected with the top surface of the crusher shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220455442.5U CN217392616U (en) | 2022-06-24 | 2022-06-24 | Dust fall formula breaker for mine exploitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220455442.5U CN217392616U (en) | 2022-06-24 | 2022-06-24 | Dust fall formula breaker for mine exploitation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217392616U true CN217392616U (en) | 2022-09-09 |
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ID=83137460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220455442.5U Active CN217392616U (en) | 2022-06-24 | 2022-06-24 | Dust fall formula breaker for mine exploitation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217392616U (en) |
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2022
- 2022-06-24 CN CN202220455442.5U patent/CN217392616U/en active Active
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