CN210365244U - Forced conveying structure for bottom arch breaking of storage bin - Google Patents
Forced conveying structure for bottom arch breaking of storage bin Download PDFInfo
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- CN210365244U CN210365244U CN201921304277.8U CN201921304277U CN210365244U CN 210365244 U CN210365244 U CN 210365244U CN 201921304277 U CN201921304277 U CN 201921304277U CN 210365244 U CN210365244 U CN 210365244U
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- 238000012856 packing Methods 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 210000004907 gland Anatomy 0.000 claims abstract description 16
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000000428 dust Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a broken forced transport structure that encircles at bottom of feed bin, including front drive end and back drive end, front drive end includes the motor, the speed reducer, area seat bearing one, the front end integral key shaft, gland one, the motor is installed on the speed reducer, front end integral key shaft one end is inserted in the speed reducer hollow shaft, the front end integral key shaft other end inserts in the splined hole of screw axis front end, be provided with lip-type sealing washer one and packing one between front end integral key shaft and the casing, packing one front end is installed gland one, the cover is equipped with area seat bearing one on the integral key shaft of front end, the back drive end includes area seat bearing two, gland two, the back end integral key shaft inserts in the screw axis back end splined hole, be provided with lip-type sealing washer two and packing two between back end integral key shaft and the casing, gland two back ends are installed, the; compared with the prior art, the utility model, blockade dust that can be fine is along the excessive possibility of screw axis and casing intervalve gap.
Description
[ technical field ]
The utility model belongs to the technical field of solid powder, aggregate transport technique and specifically relates to an install at the bottom of the feed bin of feed bin bottom discharge gate and break and encircle compulsory transport structure.
[ background art ]
At present, the feed bin plays the effect that the material kept in material conveying system, and in the in-service use, often because the difference of material characteristic and the difference of storage time can form the arch camber, cause and can not smoothly the blanking carry downstream equipment. Common arch breaking modes mainly comprise pneumatic arch breaking and vibration arch breaking, wherein,
(1) and (3) pneumatic arch breaking: the arch balance is destroyed through the impact of compressed air, so that the arch breaking purpose is achieved; however, in humid air seasons or areas, the blowing gas cools the hopper and causes agglomeration, resulting in uneven feeding that affects quality.
(2) And (3) vibration arch breaking: the friction coefficient in the powder is reduced through vibration, and the shear strength is reduced; however, after the vibrated powder is left standing for a long time, the vibrated powder may lose effectiveness, vibrate densely, and even agglomerate to block a discharge hole, and meanwhile, the noise generated by vibration is large, and the wall of the hopper is damaged to some extent.
[ contents of utility model ]
The utility model aims at solving foretell not enough and provide a broken forced transport structure that encircles at the bottom of feed bin, blockade dust that can be fine along screw axis and the excessive possibility of casing intervaltal crack, solved the material and broken the problem that can not guarantee the material from the feed bin whereabouts in big feed bin bottom vibration and pneumatics.
The silo bottom arch breaking forced conveying structure comprises a front driving end and a rear driving end which are respectively connected with a screw shaft 10 in a shell 9, wherein the front driving end comprises a motor 1, a speed reducer 2, a front end bearing seat 3, a first belt seat bearing 41, a front end spline shaft 5, a first gland 61, a first packing 71 and a first lip-shaped sealing ring 81, the motor 1 is installed on the speed reducer 2, one end of the front end spline shaft 5 is inserted into a hollow shaft of the speed reducer 2, the other end of the front end spline shaft 5 is inserted into a spline hole in the front end of the screw shaft 10, the first lip-shaped sealing ring 81 and the first packing 71 are arranged between the front end spline shaft 5 and the shell 9, the first lip-shaped sealing ring 81 and the first packing 71 are both in contact connection with the front end spline shaft 5, the first gland 61 is installed at the front end of the first packing 71, the first belt seat bearing 41 is sleeved on the, the first step-up bearing 41 is installed on the front end bearing seat 3, the front end bearing seat 3 is installed at the front end of the shell 9, the rear driving end comprises a second step-up bearing 42, a second pressing cover 62, a second packing 72, a second lip-shaped sealing ring 82, a rear end spline shaft 11 and a rear end bearing seat 12, the rear end spline shaft 11 is inserted into a spline hole in the rear end of the screw shaft 10, a second step-up sealing ring 82 and a second step-up sealing ring 72 are arranged between the rear end spline shaft 11 and the shell 9, the second step-up sealing ring 82 and the second packing 72 are in contact with the rear end spline shaft 11, the second pressing cover 62 is installed at the rear end of the second step-up sealing ring 72, the second step-up bearing 42 is installed on the rear end bearing seat 12, and the rear end bearing seat 12 is installed at the rear end of the.
Further, at least two spiral shafts 10 arranged in parallel are installed in the shell 9, spiral blades 13 are installed on the spiral shafts 10, each spiral shaft 10 is connected with the shell 9 through bolts and nuts, a bin outlet 14 is arranged below each spiral shaft 10, and the front driving end is installed at the bin outlet 14.
Further, the screw pitch of the screw shaft 10 is a gradual pitch from the end to the discharge end.
Further, the outer shape of the shell 9 is designed to be a large-angle V-shape, and the bottom of the shell 9 is arc-shaped and matched with the diameter of the helical blade 13.
Further, an inverted cone-shaped reinforcing plate 15 is arranged between every two groups of spiral blades 13 in the shell 9 along the conveying direction, and the inverted cone-shaped reinforcing plate 15 is used for increasing the strength and preventing materials from accumulating.
Compared with the prior art, the utility model, have following advantage:
(1) the utility model has simple structure, reasonable design, convenient installation, good structure sealing effect and convenient closed transportation, well seals the possibility that dust in the box body overflows along the gap between the shaft and the box body, protects the bearing, prolongs the service life of the bearing and reduces the pollution to the environment;
(2) the utility model can not generate larger noise, does not damage the wall of the silo, is not influenced by seasons or regions, can not lose effectiveness due to long-time standing of materials, and has uniform feeding;
(3) the utility model discloses mainly solved the material and compared the price and glue, broken the arch and can not guarantee that the material falls from the feed bin in big feed bin bottom vibration and pneumatics, to the broken arch of big feed bin carry be fine solution, be worth popularizing and applying.
[ description of the drawings ]
Fig. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
FIG. 3 is an enlarged, fragmentary view at II in FIG. 1;
FIG. 4 is a schematic side view of the structure of FIG. 1;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
FIG. 6 is a cross-sectional view B-B of FIG. 4;
in the figure: 1. the device comprises a motor 2, a speed reducer 3, a front-end bearing seat 41, a first seated bearing 42, a second seated bearing 5, a front-end spline shaft 61, a first gland 62, a second gland 71, a first packing 72, a second packing 81, a first lip-shaped sealing ring 82, a second lip-shaped sealing ring 9, a shell 10, a screw shaft 11, a rear-end spline shaft 12, a rear-end bearing seat 13, a helical blade 14, a bin outlet 15 and an inverted cone-shaped reinforcing plate.
[ detailed description of the invention ]
The invention is further described below with reference to the accompanying drawings:
as shown in the attached drawings, the utility model comprises a front driving end and a rear driving end which are respectively connected with a screw shaft 10 in a shell 9, the front driving end comprises a motor 1, a speed reducer 2, a front end bearing seat 3, a first seated bearing 41, a front end spline shaft 5, a first gland 61, a first packing 71 and a first lip-shaped sealing ring 81, the motor 1 is arranged on the speed reducer 2, one end of the front end spline shaft 5 is inserted into a hollow shaft of the speed reducer 2, the other end of the front spline shaft 5 is inserted into a spline hole at the front end of the spiral shaft 10, a lip-shaped sealing ring I81 and a packing I71 are arranged between the front spline shaft 5 and the shell 9, the lip-shaped sealing ring I81 and the packing I71 are in contact connection with the front spline shaft 5, the front end of the packing I71 is provided with a gland I61, the front spline shaft 5 is sleeved with a first bearing with a seat I41, the first bearing with a seat I41 is arranged on the front bearing seat 3, and the front bearing seat 3 is arranged at the front end of the shell 9; the structure has good sealing effect, well blocks the possibility that dust in the bag breaking box overflows along the gap between the shaft and the box body, protects the bearing and prolongs the service life of the bearing, reduces the pollution to the environment, namely reduces the leakage of the dust in the bag breaking chamber from the shaft hole, thereby protecting the bearing and prolonging the service life of the bearing. The rear driving end comprises a second seated bearing 42, a second gland 62, a second packing 72, a second lip-shaped sealing ring 82, a rear spline shaft 11 and a rear bearing seat 12, the rear spline shaft 11 is inserted into a spline hole at the rear end of the screw shaft 10, the second lip-shaped sealing ring 82 and the second packing 72 are arranged between the rear spline shaft 11 and the shell 9, the second lip-shaped sealing ring 82 and the second packing 72 are both in contact with the rear spline shaft 11, the second gland 62 is arranged at the rear end of the second packing 72, the second seated bearing 42 is sleeved on the rear spline shaft 11, the second seated bearing 42 is arranged on the rear bearing seat 12, and the rear bearing seat 12 is arranged at the rear end of the shell 9; the structure has good sealing effect, well blocks the possibility that dust in the bag breaking box overflows along the gap between the shaft and the box body, protects the bearing and prolongs the service life of the bearing, reduces the pollution to the environment, namely reduces the leakage of the dust in the bag breaking chamber from the shaft hole, thereby protecting the bearing and prolonging the service life of the bearing.
At least two spiral shafts 10 which are arranged in parallel are installed in the shell 9, spiral blades 13 are installed on the spiral shafts 10, each spiral shaft 10 is connected with the shell 9 through bolts and nuts, a bin outlet 14 is arranged below each spiral shaft 10, and the front driving end is installed at the bin outlet 14; the shape of the shell 9 is designed to be V-shaped with a large angle, and the bottom of the shell 9 is arc-shaped which is matched with the diameter of the helical blade 13; an inverted cone-shaped reinforcing plate 15 is arranged between every two groups of helical blades 13 in the shell 9 along the conveying direction, and the inverted cone-shaped reinforcing plate 15 is used for increasing the strength and preventing materials from accumulating.
As shown in the attached drawing 1, the utility model discloses contain a pan feeding mouth and four discharge gates, a casing of four screw axis commonalities, formula as an organic whole is in the same place four traditional single screw shafts, and each screw axis passes through bolt and nut with the feed bin and is connected, and each screw axis of pan feeding mouth is independent, and for traditional structure, this pan feeding mouth formula blanking as an organic whole also, more smooth and easy, bolt and nut connection still less, the installation is faster.
The utility model discloses a theory of operation does: this use is novel to be installed in feed bin exit, and four screw axes rotate simultaneously and force broken hunch, and the material passes through the screw axis blade propelling movement to the discharge gate and falls into low reaches equipment. The screw pitch of the screw shaft is variable, and the screw pitch is gradually changed from the tail end to the discharge end, so that the conveying capacity is gradually increased, the conveying resistance is reduced, and the materials can be smoothly discharged from the discharge port. The discharge ports of the screw conveyor are arranged on two sides, so that the requirement of a user for bidirectional material consumption is met. The full packing and the smooth transport of material have been fully considered in whole casing design from the appearance, and the appearance design becomes wide-angle V type form, and the bottom is the matching screw conveyer blade diameter of circular arc, prolongs the direction of delivery between per two sets of helical blade and has set up back taper type reinforcing plate, has reached the increase strength to prevent that the material from storing up here. The driving end is connected with the screw shaft and designed into a spline connection, so that the quick disassembly and the convenient maintenance are realized.
The present invention is not limited by the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and are all included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a silo bottom is broken and is encircleed compulsory transport structure which characterized in that: the front driving end comprises a motor (1), a speed reducer (2), a front end bearing seat (3), a first belt seat bearing (41), a front end spline shaft (5), a first gland (61), a first packing (71) and a first lip-shaped sealing ring (81), wherein the front driving end and the rear driving end are respectively connected with a spiral shaft (10) in a shell (9), the motor (1) is installed on the speed reducer (2), one end of the front end spline shaft (5) is inserted into a hollow shaft of the speed reducer (2), the other end of the front end spline shaft (5) is inserted into a spline hole in the front end of the spiral shaft (10), the first lip-shaped sealing ring (81) and the first packing (71) are arranged between the front end spline shaft (5) and the shell (9), the first lip-shaped sealing ring (81) and the first packing (71) are in contact connection with the front end spline shaft (5), and the first packing (71) is provided with the first gland, the front-end spline shaft (5) is sleeved with a first seated bearing (41), the first seated bearing (41) is installed on the front-end bearing seat (3), the front-end bearing seat (3) is installed at the front end of the shell (9), the rear driving end comprises a second seated bearing (42), a second gland (62), a second packing (72), a second lip-shaped sealing ring (82), a rear-end spline shaft (11) and a rear-end bearing seat (12), the rear-end spline shaft (11) is inserted into a spline hole in the rear end of the screw shaft (10), the second lip-shaped sealing ring (82) and the second packing (72) are arranged between the rear-end spline shaft (11) and the shell (9), the second lip-shaped sealing ring (82) and the second packing (72) are both in contact with the rear-end spline shaft (11), the rear end of the second packing (72) is provided with the second gland (62), and the rear-end spline shaft (11) is sleeved with the, the second bearing with a seat (42) is arranged on the rear end bearing seat (12), and the rear end bearing seat (12) is arranged at the rear end of the shell (9).
2. The forced conveying structure for the bottom arch breaking of the storage bin as claimed in claim 1, wherein: at least two screw shafts (10) which are arranged in parallel are installed in the shell (9), a screw blade (13) is installed on each screw shaft (10), each screw shaft (10) is connected with the shell (9) through a bolt and a nut, a bin outlet (14) is arranged below each screw shaft (10), and the front driving end is installed at the bin outlet (14).
3. The forced conveying structure for the bottom arch of the storage bin as claimed in claim 1 or 2, wherein: the screw pitch of the screw shaft (10) is a gradual-change screw pitch from the tail end to the discharge end.
4. The forced conveying structure for the bottom arch breaking of the storage bin as claimed in claim 3, wherein: the appearance of the shell (9) is designed to be a V-shaped shape with a large angle, and the bottom of the shell (9) is arc-shaped and matched with the diameter of the helical blade (13).
5. The forced conveying structure for the bottom arch breaking of the storage bin as claimed in claim 4, wherein: an inverted cone-shaped reinforcing plate (15) is arranged between every two groups of spiral blades (13) in the shell (9) along the conveying direction, and the inverted cone-shaped reinforcing plate (15) is used for increasing the strength and preventing materials from accumulating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304277.8U CN210365244U (en) | 2019-08-12 | 2019-08-12 | Forced conveying structure for bottom arch breaking of storage bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304277.8U CN210365244U (en) | 2019-08-12 | 2019-08-12 | Forced conveying structure for bottom arch breaking of storage bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210365244U true CN210365244U (en) | 2020-04-21 |
Family
ID=70251863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921304277.8U Active CN210365244U (en) | 2019-08-12 | 2019-08-12 | Forced conveying structure for bottom arch breaking of storage bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210365244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113800207A (en) * | 2021-09-18 | 2021-12-17 | 南京搏特曼环保设备制造有限公司 | Take atmospheric pressure screw conveyer |
-
2019
- 2019-08-12 CN CN201921304277.8U patent/CN210365244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113800207A (en) * | 2021-09-18 | 2021-12-17 | 南京搏特曼环保设备制造有限公司 | Take atmospheric pressure screw conveyer |
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