CN216225347U - Device suitable for screening modified ammonium nitrate fuel oil explosive powder - Google Patents
Device suitable for screening modified ammonium nitrate fuel oil explosive powder Download PDFInfo
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- CN216225347U CN216225347U CN202122858115.2U CN202122858115U CN216225347U CN 216225347 U CN216225347 U CN 216225347U CN 202122858115 U CN202122858115 U CN 202122858115U CN 216225347 U CN216225347 U CN 216225347U
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- Prior art keywords
- screening
- fuel oil
- ammonium nitrate
- screen
- explosive powder
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- 239000000843 powder Substances 0.000 title claims abstract description 40
- 239000002360 explosive Substances 0.000 title claims abstract description 38
- 238000012216 screening Methods 0.000 title claims abstract description 35
- DVARTQFDIMZBAA-UHFFFAOYSA-O ammonium nitrate Chemical class [NH4+].[O-][N+]([O-])=O DVARTQFDIMZBAA-UHFFFAOYSA-O 0.000 title claims abstract description 17
- 239000000295 fuel oil Substances 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000002245 particle Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 235000014483 powder concentrate Nutrition 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model belongs to the technical field of civil explosive production equipment, and discloses a device suitable for screening modified ammonium nitrate fuel oil explosive powder, which comprises a vertical frame and a screening mechanism; the screening mechanism comprises a screen and a driving device; the screen is obliquely arranged, the two ends of the screen are respectively a first end and a second end, the height of the first end relative to the horizontal plane is higher than that of the second end relative to the horizontal plane, and the first end and the second end are respectively movably connected with the stand; the driving device is arranged on the vertical frame, and the driving end of the driving device is connected with the first end through a universal joint; the second end is provided with a large particle discharge port. The method can be used for screening the thickness requirements of the modified ammonium nitrate fuel oil explosive powder for different customers, so that the requirements of different customers are met.
Description
Technical Field
The utility model belongs to the technical field of civil explosive production equipment, and particularly relates to a device suitable for screening modified ammonium nitrate fuel oil explosive powder.
Background
At present, the homogeneity degree of modified ammonium nitrate fuel oil explosive powder products in the civil explosive field is higher, so that the particle sizes are required to be approximately the same in the actual production process so as to ensure the effectiveness and high quality of the explosive products. However, the current product has a single variety and a large difference in powder particle size, and cannot actually meet the specific requirements of some customers.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a device suitable for screening modified ammonium nitrate fuel oil explosive powder, which can be used for screening the thickness requirements of the modified ammonium nitrate fuel oil explosive powder for different customers, so that the requirements of different customers are met. The specific technical scheme of the utility model is as follows:
the utility model provides a device suitable for modified anfo explosive powder screening, includes:
erecting a frame; and
sieve material mechanism, sieve material mechanism includes:
the screen is obliquely arranged, the two ends of the screen are respectively a first end and a second end, the height of the first end relative to the horizontal plane is higher than that of the second end relative to the horizontal plane, and the first end and the second end are respectively movably connected with the stand; and
the driving device is arranged on the vertical frame, and the driving end of the driving device is connected with the first end through a universal joint;
wherein the second end is provided with a large particle discharge port.
The drive device drives the screen to swing relative to the stand, so that explosive powder is screened from the screen, and due to the inclined arrangement of the screen, large particles which do not fall from the screen gradually move to the second end, and are discharged from the large particle discharge port, so that the screening of the explosive powder is realized.
Preferably, the screening mechanism further comprises a first bracket and a second bracket; one end of the first support is hinged with the vertical frame, and the other end of the first support is hinged with the first end; one end of the second support is hinged to the vertical frame, and the other end of the second support is hinged to the second end.
The first support is located the first end, and the second support is located the second end to make grudging post, first support, second support, screen cloth form quadrilateral structure, thereby realize the relative motion of screen cloth.
Preferably, the screen is inclined at an angle of 5 to 10 °.
The moving requirement of the large particle powder can be met by an angle of 5-10 degrees, so that the large particle powder is discharged from the large particle discharge port.
Preferably, the periphery of the screen is provided with a baffle.
The setting of baffle can avoid the explosive powder to drop from the edge of screen cloth.
Preferably, the device also comprises a feeding device; the feeding equipment comprises a hopper, and the hopper is positioned below the screen.
The hopper can assemble the explosive powder that drops on the screen cloth to make the explosive powder concentrate through sending medicine equipment so that it reaches the purpose of transporting.
Preferably, the feeding device is a screw conveyor.
Preferably, the feeding device further comprises a main body; the hopper is rotatably connected with the main body.
Because the hopper is rotationally connected with the main body, the hopper can be adjusted according to the actual positions of the feeding equipment and the screen mesh so as to meet the requirement of centralized loading.
Preferably, the feed device has at least three telescopic legs for supporting the main body above the ground.
The telescopic supporting legs can be matched with the hopper which is rotatably connected with the main body to achieve on-site adjustment better, and therefore specific use requirements are met.
Preferably, any one of the telescopic legs has a rolling pulley.
Preferably, any one of the rolling pulleys has a braking mechanism.
Compared with the prior art, the universal joint is utilized to drive the screen, so that the screening of the explosive powder is realized to meet the requirements of different customers, and the screened powder can be directly transported through feeding equipment; the utility model can realize on-site adjustment, and adjust the angle of the hopper and the height of the feeding equipment according to different site requirements, thereby meeting the specific actual requirements.
Drawings
FIG. 1 is a right side view of an embodiment of the present invention;
FIG. 2 is a top view of an embodiment of the present invention;
fig. 3 is a schematic view of the arrangement of the hopper in the embodiment of the utility model.
In the figure: 1-erecting a frame; 2-screening a screen; 21-a first end; 22-a second end; 3-driving the device; 4-a universal joint; 5-large particle discharge port; 6-a first scaffold; 7-a second scaffold; 8-a baffle plate; 9-a hopper; 10-a body; 11-telescopic legs; 12-an arc-shaped hole; 13-pin holes; 14-centralized discharge port; 15-rolling the pulley.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the present invention will be further described in detail with reference to the following embodiments.
As shown in fig. 1-2, the device for screening modified ammonium nitrate fuel oil explosive powder comprises a vertical frame 1 and a material screening mechanism; the screening mechanism comprises a screen 2 and a driving device 3; the screen 2 is obliquely arranged, two ends of the screen are respectively a first end 21 and a second end 22, the height of the first end 21 relative to the horizontal plane is higher than that of the second end 22 relative to the horizontal plane, and the first end 21 and the second end 22 are respectively movably connected with the stand 1; the driving device 3 is arranged on the vertical frame 1, and the driving end of the driving device is connected with the first end 21 through a universal joint 4; the second end 22 is provided with a large particle discharge outlet 5.
For convenience of explanation of the present embodiment, the stand 1 is shown to be installed on a horizontal ground. The screening mechanism is arranged at the top of the vertical frame 1 and moves through the driving device 3. The universal joint 4 can well realize the connection between the driving device 3 and the screening mechanism, thereby meeting the motion requirement of the screening mechanism.
When blanking, the explosive powder is blanked from the first end 21 at the highest end of the screen 2, and then the driving device 3 is driven to swing the screen 2, so that the powder according with the material diameter falls out of the screen 2, and the large-particle explosive powder is discharged from the large-particle discharge port 5 arranged at the second end 22 and collected.
For better use of the present embodiment, the screening mechanism further comprises a first bracket 6 and a second bracket 7; one end of the first support 6 is hinged with the vertical frame 1, and the other end is hinged with the first end 21; one end of the second bracket 7 is hinged with the vertical frame 1, and the other end is hinged with the second end 22.
It should be noted that the first brackets 6 and the second brackets 7 can stably connect the material sieving mechanism to the vertical frame 1, the number of the material sieving mechanisms is not necessarily the number shown in the drawing, and the drawing is only a right view, in the present embodiment, the number of the first brackets 6 is two, similarly, the number of the second brackets 7 is two, and the first brackets 6 and the second brackets 7 which are arranged at the same position are also provided on the back side of the drawing, and the drawing cannot be seen.
Furthermore, the universal joint 4 is connected to the screen 2. It should also be noted that the driving device 3 may be a motor, and may also be a telescopic rod.
For better use of this embodiment, the screen 2 is inclined at an angle of 5-10 °.
In this embodiment, the angle α of the screen 2 is 5 °, so that the requirement of powder screening can be satisfied.
For better use of this embodiment, the periphery of the screen 2 is provided with baffles 8.
The screen cloth 2 is surrounded by the baffle 8 to prevent explosive powder from freely falling out of the screen cloth 2 during blanking, so that the explosive powder is prevented from directly falling without screening, and in addition, large-particle powder is prevented from directly falling from the side surface of the screen cloth 2 when the screening mechanism moves, so that the quality of the subsequent process is ensured.
For better use of the embodiment, the device also comprises a feeding device; the feeding device comprises a hopper 9, and the hopper 9 is positioned below the screen 2. The feeding equipment is a screw conveyer.
In this embodiment, the explosive powder that falls from screen cloth 2 directly falls into material feeding unit to accomplish the transport through material feeding unit, screw conveyer has simple structure, the cross-sectional area is little, the leakproofness is good, convenient operation, maintenance are easy, be convenient for seal advantages such as transportation, therefore are applicable to the screening of explosive powder and transport.
For better use of this embodiment, the feeding device further comprises a main body 10; the hopper 9 is rotatably connected to the body 10. The feeding device has at least three telescopic legs 11 for supporting the main body 10 above the ground.
In this embodiment, the stand 1 has a certain height, and generally, a feeding device is fed into the inside of the stand 1 from the lower part of the stand 1 to meet the site requirement; in this particular case, the hopper 9 is rotatably connected to the body 10, generally in the form of an arc-shaped hole 12 fitted with a pin hole 13, with two pins, to satisfy the angular adjustment requirement. As shown in fig. 3, the hopper 9 and the main body 10 are respectively provided with an arc hole 12 and a pin hole 13 corresponding to each other, and the arc hole 12 and the pin hole 13 corresponding to each other are respectively connected by a pin. It should be noted that the rotation is a rotation on a vertical plane, not a rotation on a horizontal plane.
On the basis, this embodiment has four flexible landing legs 11, according to actual conditions, highly adjusts feeding equipment's both ends, in this embodiment, adjusts feeding equipment slope 20, and its exit end is higher than the entry end, and the transport of carrying out the explosive powder in rational utilization space from this. In another embodiment, the number of the telescopic legs 11 is three, and the telescopic legs are distributed in a isosceles triangle shape, one is arranged at one end of the telescopic legs, and two are arranged at the other end of the telescopic legs.
It should be noted that the hopper 9 is light in weight, and in other embodiments, a pin hole 13 may be used to achieve the corresponding effect.
In addition, the outlet end of the feeding device is provided with a centralized discharge port 14, so that explosive powder meeting requirements can fall out from the centralized discharge port, and workers can conveniently collect and bag the explosive powder.
For better use of the present embodiment, either telescopic leg 11 is provided with a rolling pulley 15. Any one of the rolling pulleys 15 has a braking mechanism.
In this embodiment, the whole material feeding device can be transported, multi-directional transfer can be realized by using the rolling pulley 15, the stopping position of the material feeding device can be realized by the braking mechanism when positioning, and the rolling pulley 15 and the braking mechanism used in the embodiment are the prior art. This will not be described in detail.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and these modifications and adaptations should be considered within the scope of the utility model.
Claims (10)
1. The utility model provides a device suitable for modified anfo explosive powder screening which characterized in that includes:
erecting a frame; and
sieve material mechanism, sieve material mechanism includes:
the screen is obliquely arranged, the two ends of the screen are respectively a first end and a second end, the height of the first end relative to the horizontal plane is higher than that of the second end relative to the horizontal plane, and the first end and the second end are respectively movably connected with the stand; and
the driving device is arranged on the vertical frame, and the driving end of the driving device is connected with the first end through a universal joint;
wherein the second end is provided with a large particle discharge port.
2. The device for screening modified ammonium nitrate fuel oil explosive powder according to claim 1, wherein the screening mechanism further comprises a first support and a second support; one end of the first support is hinged with the vertical frame, and the other end of the first support is hinged with the first end; one end of the second support is hinged to the vertical frame, and the other end of the second support is hinged to the second end.
3. The apparatus for powder screening of a modified ammonium nitrate fuel oil explosive according to claim 1, wherein the screen is inclined at an angle of 5-10 °.
4. The device for screening modified ammonium nitrate fuel oil explosive powder according to claim 1, wherein the periphery of the screen is provided with a baffle.
5. The apparatus for screening modified ammonium nitrate fuel oil explosive powder according to claim 1, further comprising a feeding device; the feeding equipment comprises a hopper, and the hopper is positioned below the screen.
6. The device for screening modified ammonium nitrate fuel oil explosive powder according to claim 5, wherein the feeding equipment is a screw conveyer.
7. The device for screening the modified ammonium nitrate fuel oil explosive powder according to claim 5 or 6, wherein the feeding equipment further comprises a main body; the hopper is rotatably connected with the main body.
8. The apparatus of claim 7, wherein the feeding device comprises at least three telescopic legs for supporting the main body above the ground.
9. The apparatus for screening modified ammonium nitrate fuel oil explosive powder according to claim 8, wherein any one of the telescopic legs is provided with a rolling pulley.
10. The apparatus for screening modified ammonium nitrate fuel oil explosive powder according to claim 9, wherein any one of the rolling pulleys is provided with a braking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122858115.2U CN216225347U (en) | 2021-11-19 | 2021-11-19 | Device suitable for screening modified ammonium nitrate fuel oil explosive powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122858115.2U CN216225347U (en) | 2021-11-19 | 2021-11-19 | Device suitable for screening modified ammonium nitrate fuel oil explosive powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216225347U true CN216225347U (en) | 2022-04-08 |
Family
ID=80947017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122858115.2U Active CN216225347U (en) | 2021-11-19 | 2021-11-19 | Device suitable for screening modified ammonium nitrate fuel oil explosive powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216225347U (en) |
-
2021
- 2021-11-19 CN CN202122858115.2U patent/CN216225347U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.99, south section of Yongxing Avenue, Yaan Economic Development Zone, Sichuan 625000 Patentee after: Sichuan Yahua Civil Explosive Group Co.,Ltd. Country or region after: China Address before: No.99, south section of Yongxing Avenue, Yaan Economic Development Zone, Sichuan 625000 Patentee before: Yaan Industrial Co., Ltd. of Yahua Group Country or region before: China |