CN114620426A - Bearing sweeps protection device - Google Patents
Bearing sweeps protection device Download PDFInfo
- Publication number
- CN114620426A CN114620426A CN202210403262.7A CN202210403262A CN114620426A CN 114620426 A CN114620426 A CN 114620426A CN 202210403262 A CN202210403262 A CN 202210403262A CN 114620426 A CN114620426 A CN 114620426A
- Authority
- CN
- China
- Prior art keywords
- bearing
- spiral conveying
- conveying frame
- protection device
- spiral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000007664 blowing Methods 0.000 claims abstract description 38
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 17
- 238000010926 purge Methods 0.000 claims abstract description 17
- 239000004519 grease Substances 0.000 claims description 32
- 210000004907 gland Anatomy 0.000 claims description 14
- 230000001050 lubricating effect Effects 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000003245 coal Substances 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 6
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- 238000005728 strengthening Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/24—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/08—Screw or rotary spiral conveyors for fluent solid materials
- B65G33/14—Screw or rotary spiral conveyors for fluent solid materials comprising a screw or screws enclosed in a tubular housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/24—Details
- B65G33/32—Adaptations of bearings or couplings for supporting and connecting screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/005—Cleaning conveyor screws
Abstract
The invention provides a bearing purging protection device. The bearing sweeps protection device, includes: the device comprises a spiral conveying frame and a nitrogen input pipe, wherein a feed inlet is formed in the spiral conveying frame, and a discharge outlet is formed in the spiral conveying frame; the spiral conveying rod is arranged on the spiral conveying frame. According to the bearing blowing protection device provided by the invention, nitrogen is heated and then is input into the spiral conveying frame through the two groups of air blowing pipes, the uniformly distributed air holes are stably and uniformly transmitted into the spiral conveying frame, and the nitrogen faces the surface of the supporting bearing mechanism when blown out, so that the whole process design is simpler, the processing and the installation are convenient, the problems that the coal accumulated at the lower part of the supporting bearing of the spiral conveyor is damped and agglomerated, the running load of the spiral conveyor is too heavy to skip and the stable running of a coal grinding system is influenced are solved, and a foundation is laid for the economic and stable running of an aerospace furnace device.
Description
Technical Field
The invention relates to the technical field of coal chemical industry and power generation production equipment, in particular to a bearing purging protection device.
Background
According to the requirements of coal chemical industry and power generation technology, the space furnace system adopts a dry powder feeding process flow, a coal source is continuously sent to a rear system through an ash conveying system after pulverized coal is ground and dried for use by a gasification furnace system, and once a fault occurs in actual operation, the normal supply of the pulverized coal is influenced by key equipment of the ash conveying system of a screw conveyor.
The temperature of the dried pulverized coal is about 105 ℃, and a large amount of coal blocks cannot be accumulated in the second class at the lower part of the support bearing of the screw conveyor as long as a heat preservation and heat tracing system cannot be out of question in normal operation, so that the normal operation of the screw conveyor cannot be influenced.
In the standby process of the mill, the operation of an ash conveying system is generally kept, the screw conveyor runs under the idle load, the pulverized coal is easily damped and agglomerated at a supporting bearing due to insufficient heat in the process of running under the idle load, and the overweight of the screw conveyor, which causes the load of the screw conveyor due to the fact that a large number of coal blocks are carried along with the increase of the conveying capacity of the pulverized coal after the standby mill is started, easily causes the overload skip of the screw conveyor, so that the stable operation of the coal grinding system is influenced.
Therefore, it is necessary to provide a bearing purging protection device to solve the above technical problems.
Disclosure of Invention
The invention provides a bearing purging protection device, which solves the problem that coal easily accumulates at the lower part of a support bearing and is easy to damp to cause caking.
In order to solve the above technical problem, the bearing purging protection device provided by the invention comprises: the device comprises a spiral conveying frame and a nitrogen input pipe, wherein a feed inlet is formed in the spiral conveying frame, and a discharge outlet is formed in the spiral conveying frame; the spiral conveying rod is arranged on the spiral conveying frame; the supporting bearing mechanism is arranged in the spiral conveying frame and supports the connecting shaft end of the spiral conveying rod; the input end of the heater is connected with the output end of the nitrogen input pipe; the conveying pipeline comprises a conveying pipe, a shunt pipe and at least two groups of air blowing pipes, the conveying pipe is connected with the heater and the shunt pipe, the output ends of the shunt pipes are connected with the air blowing pipes, and air holes are formed in the air blowing pipes.
Preferably, the feed inlet is arranged at the top of the spiral conveying frame, and the feed inlet is communicated with the interior of the spiral conveying frame.
Preferably, the discharge port is arranged at the bottom of the spiral conveying frame, and the discharge port is communicated with the interior of the spiral conveying frame.
Preferably, the spiral conveying rod is formed by welding spiral blades on at least two groups of adjacent spiral blade rotating shafts, and the spiral conveying rod and the spiral conveying frame are arranged on the same axis.
Preferably, the output ends of the two groups of the air blowing pipes penetrate through the spiral conveying frame, the pipeline of the air blowing pipes in the spiral conveying frame takes the axis of the supporting bearing as the center of a circle, and 1/4 occupies the circle and is arranged at the bottom.
Preferably, at least ten groups of air holes are formed in one group of the air blowing pipes, and the air blowing direction of the air holes is horizontal and 45 degrees upward.
Preferably, support bearing mechanism and include the gland, support outer lane, strengthening rib, bearing box and bearing interface, the gland is installed on the screw conveyer frame, the link of gland runs through the screw conveyer frame, install on the gland and support the outer lane, support the outer lane through four at least groups the strengthening rib is connected the bearing box, be provided with the bearing interface on the bearing box, bearing interface connection is in the axle head of screw conveyer pole.
Preferably, a lubricating grease filling opening is arranged on the supporting outer ring, a lubricating grease oil outlet is arranged on the supporting outer ring, the output end of the lubricating grease filling opening penetrates through the supporting outer ring, the reinforcing ribs are connected with the bearing box, and the input end of the lubricating grease oil outlet penetrates through the supporting outer ring and the reinforcing ribs are connected with the bearing box.
Preferably, an input end of the grease injection port penetrates through the spiral conveying frame and extends to the upper part of the spiral conveying frame, and the grease injection port is communicated with the bearing box.
Preferably, the output end of the grease outlet penetrates through the spiral conveying frame and extends to the outside of the spiral conveying frame, and the grease outlet is communicated with the inside of the bearing box.
Compared with the related art, the bearing purging protection device provided by the invention has the following beneficial effects:
the invention provides a bearing blowing protection device, wherein nitrogen is heated and then is input into a spiral conveying frame through two groups of air blowing pipes, air holes which are uniformly distributed are stably and uniformly transmitted into the spiral conveying frame, and the nitrogen faces the surface of a supporting bearing mechanism when blown out, so that the whole process design is simpler, the processing and the installation are convenient, the problems that the coal accumulated on the lower part of a supporting bearing of a spiral conveyor is damped and agglomerated, the running load of the spiral conveyor is too heavy to skip and the stable running of a coal grinding system is influenced are solved, and the foundation is laid for the economical and stable running of an aerospace furnace device.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of a bearing purging protection device according to the present invention;
FIG. 2 is a three-dimensional view of the spiral conveyor shown in FIG. 1;
FIG. 3 is a three-dimensional view of the portion of the support bearing mechanism shown in FIG. 2;
FIG. 4 is a three-dimensional view of the transfer line portion shown in FIG. 3;
FIG. 5 is a schematic structural diagram of an optimized scheme of the bearing purging protection device provided by the invention;
fig. 6 is an enlarged view of a portion a shown in fig. 5.
Reference numbers in the figures:
1. a spiral conveying frame 11, a feeding hole 12 and a discharging hole;
2. a screw conveying rod;
3. the device comprises a support bearing mechanism 31, a gland 311, an adjusting groove 32, a support outer ring 33, a reinforcing rib 34, a bearing box 35, a bearing interface 36, a lubricating grease injection port 37 and a lubricating grease oil outlet;
4. a nitrogen gas input pipe;
5. a heater;
6. the device comprises a conveying pipeline 61, a conveying pipe 62, a shunt pipe 63, an air blowing pipe 64 and an air hole;
7. a telescoping member;
8. a transmission rod;
9. the housing is connected.
Detailed Description
The invention is further described below with reference to the drawings and the embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a bearing purging protection device according to the present invention; FIG. 2 is a three-dimensional view of the spiral conveyor shown in FIG. 1; FIG. 3 is a three-dimensional view of the portion of the support bearing mechanism shown in FIG. 2; FIG. 4 is a three-dimensional view of the transfer line portion shown in FIG. 3; FIG. 5 is a schematic structural diagram of an optimized scheme of the bearing purging protection device provided by the invention; fig. 6 is an enlarged view of a portion a shown in fig. 5.
Example 1:
a bearing purge protection device comprising: the device comprises a spiral conveying frame 1 and a nitrogen input pipe 4, wherein a feed inlet 11 is formed in the spiral conveying frame 1, and a discharge outlet 12 is formed in the spiral conveying frame 1; the spiral conveying rod 2 is mounted on the spiral conveying frame 1; the supporting bearing mechanism 3 is arranged in the spiral conveying frame 1, and the supporting bearing mechanism 3 supports the connecting shaft end of the spiral conveying rod 2; the input end of the heater 5 is connected with the output end of the nitrogen input pipe 4; the conveying device comprises a conveying pipeline 6, wherein the conveying pipeline 6 comprises a conveying pipe 61, a shunt pipe 62 and at least two groups of air blowing pipes 63, the conveying pipe 61 is connected with the heater 5 and the shunt pipe 62, the output ends of the shunt pipes 62 are connected with the air blowing pipes 63, and air holes 64 are formed in the air blowing pipes 63.
After the nitrogen gas is heated, the nitrogen gas is input into the spiral conveying frame 1 through the two groups of gas blowing pipes 63, the gas holes 64 which are uniformly distributed are stably and uniformly transmitted into the spiral conveying frame 1, when the nitrogen gas is blown out, the nitrogen gas faces the surface of the supporting bearing mechanism 3, the whole process design is simpler, the processing and the installation are convenient, the problems that the coal is damped and agglomerated on the lower part of the supporting bearing of the spiral conveyor, the running load of the spiral conveyor is too heavy to skip, and the stable running of a coal grinding system is influenced are solved, and a foundation is laid for the economic stable running of an aerospace furnace device.
The feed inlet 11 is arranged at the top of the spiral conveying frame 1, and the feed inlet 11 is communicated with the interior of the spiral conveying frame 1.
The feed inlet 11 is used to provide support for the input of feedstock.
The discharge port 12 is installed at the bottom of the spiral conveying frame 1, and the discharge port 12 is communicated with the interior of the spiral conveying frame 1.
The discharge port 12 is used to support the discharge of the raw material after the transfer.
The spiral conveying rod 2 is formed by welding spiral blades on at least two groups of adjacent spiral blade rotating shafts, and the spiral conveying rod 2 and the spiral conveying frame 1 are on the same axis.
The spiral conveying rod 2 adopts the existing spiral blade rotating shaft and the existing spiral blade, and is provided with driving power during use, so that stable support is provided for the rotation of the spiral conveying rod 2.
The output ends of the two groups of air blowing pipes 63 penetrate through the spiral conveying frame 1, the pipelines of the air blowing pipes 63 in the spiral conveying frame 1 use the axis of the supporting bearing as the center of a circle, and 1/4 occupies the circle and is arranged at the bottom.
At least ten groups of air holes 64 are formed in one group of the air blowing pipes 63, and the air blowing direction of the air holes 64 is horizontal and 45 degrees upward.
The working principle of the bearing purging protection device provided by the invention is as follows:
when in use, the input end of the nitrogen input pipe 4 is connected with an external nitrogen source;
starting the heater 5, preheating input gas by the heater 5, and realizing temperature control transmission of the gas;
the nitrogen gas is transmitted through the conveying pipe 61, is conveyed to the inside of the blowing pipe 63 after being shunted by the shunt pipe 62, and the blowing pipe 63 stably blows air to the supporting bearing mechanism 3 through the air hole 64, so that the surface of the supporting bearing mechanism 3 is cleaned and maintained.
Compared with the related art, the bearing purging protection device provided by the invention has the following beneficial effects:
after the nitrogen is heated, the nitrogen is input into the spiral conveying frame 1 through the two groups of air blowing pipes 63, the air holes 64 which are uniformly distributed are stably and uniformly transmitted into the spiral conveying frame 1, when the nitrogen is blown out, the nitrogen faces the surface of the supporting bearing mechanism 3, the whole process design is simpler, the processing and the installation are convenient, the problems that accumulated coal below a supporting bearing of a spiral conveyor is damped and agglomerated, the running load of the spiral conveyor is too heavy to skip, and the stable running of a coal grinding system is influenced are solved, and a foundation is laid for the economic stable running of an aerospace furnace device.
Example 2:
The support outer ring 32 is provided with a lubricating grease injection port 36, the support outer ring 32 is provided with a lubricating grease oil outlet 37, the output end of the lubricating grease injection port 36 penetrates through the support outer ring 32 and the reinforcing rib 33 to be connected with the bearing box 34, and the input end of the lubricating grease oil outlet 37 penetrates through the support outer ring 32 and the reinforcing rib 33 to be connected with the bearing box 34.
The inboard of supporting outer lane 32 passes through strengthening rib 33 and connects bearing box 34, and bearing box 34 installation back can dock with the axle head of auger delivery pole 2 through bearing interface 35, provides the support of connecting for the axle head of multistage auger delivery pole 2, conveniently at the stable filling grease of the in-process of equipment operation through grease filling opening 36 simultaneously.
The bearing box 34 provides a rotary support for the rotation adjustment of the spiral conveying rod 2, and meanwhile, the connection of multiple groups of shaft ends of the spiral conveying rod 2 can be realized.
The input end of the grease injection port 36 penetrates the screw conveyor 1 and extends above the screw conveyor 1, and the grease injection port 36 communicates with the inside of the bearing housing 34.
The output end of the grease outlet 37 penetrates through the spiral conveying frame 1 and extends to the outside of the spiral conveying frame 1, and the grease outlet 37 is communicated with the inside of the bearing box 34.
The working principle of the second embodiment provided by the invention is as follows:
during butt joint, the shaft end of a section of the spiral conveying rod 2 is inserted into the bearing interface 35;
when the device is operated, the shaft end of the spiral conveying rod 2 is stably adjusted in a rotating way through the bearing box 34;
during the operation of the screw conveying rod 2, the required lubricating grease is filled through the lubricating grease filling opening 36, and the stability of the rotation operation of the bearing box 34 is guaranteed.
The second embodiment provided by the invention has the following beneficial effects:
the inboard of supporting outer lane 32 passes through strengthening rib 33 and connects bearing box 34, and bearing box 34 installation back can dock with the axle head of auger delivery pole 2 through bearing interface 35, provides the support of connecting for the axle head of multistage auger delivery pole 2, conveniently at the stable filling grease of the in-process of equipment operation through grease filling opening 36 simultaneously.
Further, an adjusting groove 311 has been seted up on the gland 31, install the extensible member 7 in the adjusting groove 311, the axle head fixed mounting of extensible member 7 has two sets of transfer lines 8, it installs connection dustcoat 9 to rotate on the transfer line 8, it is provided with two sets of to connect dustcoat 9, connect dustcoat 9 cover establish install in support on the outer lane 32, connect dustcoat 9 with sliding connection between the outer lane 32 supports.
The extensible member 7 adopts electric telescopic handle, connects external power during the use, adjusts for the transmission of transfer line 8 and provides the power source that extends and contract, conveniently drives the connection dustcoat 9 synchronous extension of both sides, can overlap at the 2 axle heads of screw conveying pole that correspond when connecting dustcoat 9 and outwards extending, realizes sheltering from and protecting screw conveying pole 2 and support outer lane 32 joint gap.
When the connecting outer cover 9 is completely contracted, the output port of the air blowing pipe 63 can be shielded and protected, the auxiliary protection effect is provided for the output end of the air blowing pipe 63, and the stable support is provided for the on-off regulation of the air blowing pipe 63.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (10)
1. A bearing sweeps protection device, its characterized in that includes:
the device comprises a spiral conveying frame and a nitrogen input pipe, wherein a feed inlet is formed in the spiral conveying frame, and a discharge outlet is formed in the spiral conveying frame;
the spiral conveying rod is arranged on the spiral conveying frame;
the supporting bearing mechanism is arranged in the spiral conveying frame and supports a connecting shaft end of the spiral conveying rod;
the input end of the heater is connected with the output end of the nitrogen input pipe;
the conveying pipeline comprises a conveying pipe, a shunt pipe and at least two groups of air blowing pipes, the conveying pipe is connected with the heater and the shunt pipe, the output ends of the shunt pipes are connected with the air blowing pipes, and air holes are formed in the air blowing pipes.
2. The bearing purging protection device according to claim 1, wherein the feed inlet is mounted at the top of the spiral conveying frame, and the feed inlet is communicated with the interior of the spiral conveying frame.
3. The bearing purging protection device according to claim 1, wherein the discharge port is mounted at the bottom of the spiral conveying frame, and the discharge port is communicated with the interior of the spiral conveying frame.
4. The bearing purging protection device according to claim 1, wherein the spiral conveying rod is composed of at least two sets of adjacent spiral blade rotating shafts on which spiral blades are welded, and the spiral conveying rod and the spiral conveying frame are on the same axis.
5. The bearing blowing protection device as claimed in claim 1, wherein the output ends of two groups of the blowing pipes penetrate through the spiral conveying frame, the pipeline of the blowing pipes inside the spiral conveying frame takes the axis of the supporting bearing as a circle center, and 1/4 is installed at the bottom in the circle.
6. The bearing blowing protection device as claimed in claim 5, wherein at least ten groups of the air holes are arranged on one group of the air blowing pipes, and the air blowing direction of the air holes is 45 degrees upwards horizontally.
7. The bearing blowing protection device according to claim 1, wherein the support bearing mechanism includes a gland, a support outer ring, reinforcing ribs, a bearing box and a bearing interface, the gland is installed on the screw conveyor frame, a connecting end of the gland penetrates through the screw conveyor frame, the support outer ring is installed on the gland and is connected with the bearing box through at least four groups of the reinforcing ribs, the bearing box is provided with the bearing interface, and the bearing interface is connected with a shaft end of the screw conveyor rod.
8. The bearing blowing protection device as claimed in claim 7, wherein a grease inlet is installed on the support outer ring, a grease outlet is installed on the support outer ring, an output end of the grease inlet penetrates through the support outer ring, the reinforcing rib is connected with the bearing box, and an input end of the grease outlet penetrates through the support outer ring and the reinforcing rib is connected with the bearing box.
9. A bearing blowing protection device according to claim 8, wherein an input end of the lubricating grease injection port penetrates through the spiral conveying frame and extends to the upper portion of the spiral conveying frame, and the lubricating grease injection port is communicated with the bearing box.
10. The bearing purging protection device according to claim 8, wherein an output end of the grease outlet penetrates through the spiral conveying frame and extends out of the spiral conveying frame, and the grease outlet is communicated with the inside of the bearing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210403262.7A CN114620426A (en) | 2022-04-18 | 2022-04-18 | Bearing sweeps protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210403262.7A CN114620426A (en) | 2022-04-18 | 2022-04-18 | Bearing sweeps protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114620426A true CN114620426A (en) | 2022-06-14 |
Family
ID=81906352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210403262.7A Pending CN114620426A (en) | 2022-04-18 | 2022-04-18 | Bearing sweeps protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114620426A (en) |
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|---|---|---|---|---|
| CN1853050A (en) * | 2003-10-09 | 2006-10-25 | 克里斯英国有限公司 | Method and apparatus for lubricating a bearing assembly |
| JP5162048B1 (en) * | 2012-03-21 | 2013-03-13 | スペロセイキ株式会社 | Intermediate bearing for vertical screw conveyor |
| CN205312449U (en) * | 2015-12-30 | 2016-06-15 | 鹤壁市兰大通用机械有限公司 | Tubular screw conveyer with joint support mechanism |
| CN205319248U (en) * | 2015-12-11 | 2016-06-15 | 赣州市芯隆新能源材料有限公司 | Antiseized material type lithium fluoride battery anode material spiral delivery mechanism |
| DE202019105339U1 (en) * | 2019-09-26 | 2021-01-05 | Boettcher Conveying Systems & Service Gmbh | Vertical screw conveyor |
| CN112718725A (en) * | 2020-12-29 | 2021-04-30 | 逸盛大化石化有限公司 | Oxidation drying system with nitrogen pulse purging function |
| CN214146155U (en) * | 2020-12-17 | 2021-09-07 | 丹阳市华东消声器有限公司 | Frame steel pipe with excellent noise reduction performance |
| CN214212126U (en) * | 2020-12-26 | 2021-09-17 | 湘潭和鑫盛新材料有限公司 | Dead head and protection device for blowing argon gas into cavity |
| CN215046269U (en) * | 2021-07-05 | 2021-12-07 | 南通华新环保科技股份有限公司 | Screw conveyer convenient to wash inside |
| CN216115633U (en) * | 2021-11-10 | 2022-03-22 | 漳州泰里斯体育器材有限公司 | Self-closing type live ammunition intelligent shooting target |
-
2022
- 2022-04-18 CN CN202210403262.7A patent/CN114620426A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1853050A (en) * | 2003-10-09 | 2006-10-25 | 克里斯英国有限公司 | Method and apparatus for lubricating a bearing assembly |
| JP5162048B1 (en) * | 2012-03-21 | 2013-03-13 | スペロセイキ株式会社 | Intermediate bearing for vertical screw conveyor |
| CN205319248U (en) * | 2015-12-11 | 2016-06-15 | 赣州市芯隆新能源材料有限公司 | Antiseized material type lithium fluoride battery anode material spiral delivery mechanism |
| CN205312449U (en) * | 2015-12-30 | 2016-06-15 | 鹤壁市兰大通用机械有限公司 | Tubular screw conveyer with joint support mechanism |
| DE202019105339U1 (en) * | 2019-09-26 | 2021-01-05 | Boettcher Conveying Systems & Service Gmbh | Vertical screw conveyor |
| CN214146155U (en) * | 2020-12-17 | 2021-09-07 | 丹阳市华东消声器有限公司 | Frame steel pipe with excellent noise reduction performance |
| CN214212126U (en) * | 2020-12-26 | 2021-09-17 | 湘潭和鑫盛新材料有限公司 | Dead head and protection device for blowing argon gas into cavity |
| CN112718725A (en) * | 2020-12-29 | 2021-04-30 | 逸盛大化石化有限公司 | Oxidation drying system with nitrogen pulse purging function |
| CN215046269U (en) * | 2021-07-05 | 2021-12-07 | 南通华新环保科技股份有限公司 | Screw conveyer convenient to wash inside |
| CN216115633U (en) * | 2021-11-10 | 2022-03-22 | 漳州泰里斯体育器材有限公司 | Self-closing type live ammunition intelligent shooting target |
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