CN202807706U - Belt conveyor and drive pulley thereof - Google Patents
Belt conveyor and drive pulley thereof Download PDFInfo
- Publication number
- CN202807706U CN202807706U CN 201220507532 CN201220507532U CN202807706U CN 202807706 U CN202807706 U CN 202807706U CN 201220507532 CN201220507532 CN 201220507532 CN 201220507532 U CN201220507532 U CN 201220507532U CN 202807706 U CN202807706 U CN 202807706U
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- adapter shaft
- disc
- center
- stepped hole
- center adapter
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Abstract
The utility model discloses a belt conveyor and a drive pulley thereof. The drive pulley comprises a center connection shaft, a cylindrical hollow drum body and at least two radial plates, wherein the center connection shaft is used for being connected with a drive mechanism, and the cylindrical hollow drum body is sleeved on the outer periphery of the center connection shaft in a coaxial mode. The radial plates are fixed on the inner wall of the hollow drum body at intervals along the axial direction, and are used for being fixedly connected with the center connection shaft. a stepped hole for the center connection shaft to penetrate is formed in the center of each radial plate, and one end, with a large diameter, of each stepped hole is arranged on the outer plate face, facing an adjacent drum opening of the hollow drum body, of each radial plate. a ring gap is formed between the inner wall face of the large-diameter end of each stepped hole and the outer peripheral face of the center connection shaft. A tension sleeve for tensioning in the radial direction is assembled in each ring gap, and sleeved outside the center connection shaft. The inner wall and the outer wall of the tension sleeve are respectively matched with the outer peripheral face of the center connection shaft and the inner wall face of the large-diameter end of each stepped hole in a tensioning mode. The center connection shaft is fixedly connected with the radial plates through the tension sleeves. The drive pulley is simple in structure, and convenient to assemble and disassemble, prolongs service life, and reduces maintenance cost of a device.
Description
Technical field
The utility model relates to a kind of coal transport equipment, and definite saying relates to a kind of belt conveyer and head roll thereof.
Background technology
The structure of the head roll of existing belt conveyer as shown in Figure 1, this head roll is mainly by center adapter shaft 11, coaxial sleeve is located at the columniform hollow cylinder 12 of center adapter shaft 11 peripheries and is formed along at least two disc that radially arrange 13 that adapter shaft 11 axially spaced-aparts in center are laid, wherein, the outer peripheral edges of two disc 13 are weldingly fixed on the internal face of hollow cylinder 12, center adapter shaft 11 passes the through hole that two disc, 13 center correspondences are offered, flush fit assembling between center adapter shaft 11 and two disc 13, simultaneously, wherein a disc only is rotated with fixed the connection by key 14 with center adapter shaft 11, captives joint by the jackscrew of spinning on disc is spacing between another piece disc and the center adapter shaft 11.Owing to be flush fit assembling and spacing fixing by adopting the realization of key and jackscrew only to revolve respectively between the center adapter shaft of existing head roll and the disc, when needing to change in case wearing and tearing appear in the center adapter shaft of head roll, the installation of the dismounting of old center adapter shaft and new center adapter shaft will be very difficult, not only waste of manpower and time, reduce operation rate, and, the dismounting of center adapter shaft and installation can cause wearing and tearing between axle, the hole and be difficult to repair, reduce the service life of head roll, increase the maintenance cost of equipment.
The utility model content
The purpose of this utility model is: provide a kind of belt conveyer, with dismounting hard problem between the center adapter shaft that solves head roll in the existing belt conveyer and the disc.
The technical scheme of the utility model belt conveyer is: a kind of belt conveyer, comprise and being assemblied on the support, be used for driving the head roll of load-transfer device running, described head roll comprises for the center adapter shaft that connects driver train, coaxial sleeve be located at the columniform hollow cylinder of adapter shaft periphery, center and vertically the interval be fixed at least two of the hollow cylinder inwall and be used for the disc that is connected with the center adapter shaft, described disc center offers the through hole that passes for the center adapter shaft, described through hole is stepped hole, the bigger diameter end of stepped hole is positioned at disc on the outer plate surface of the adjacent nozzle of hollow cylinder, has annular space between the internal face of this stepped hole bigger diameter end and the center adapter shaft outer peripheral face, be equipped with in the annular space and be set in the outer radially expansion sleeve of spreading that is used for of center adapter shaft, the inside and outside wall of this expansion sleeve cooperates with center adapter shaft outer peripheral face and stepped hole bigger diameter end internal face tensioner respectively, and described center adapter shaft is captiveed joint with disc by this expansion sleeve.
Axially the interval is fixed with two disc in described hollow cylinder, and the stepped hole on two disc oppositely arranges, and each disc is all captiveed joint with the center adapter shaft by the expansion sleeve of assembling in the corresponding stepped hole bigger diameter end.
On the outer peripheral face of described hollow cylinder, also be coated with the flame retardant rubber layer.
The utility model also provides a kind of head roll of belt conveyer simultaneously, the technical scheme of this head roll is: a kind of load-transfer device head roll of belt conveyer, comprise for the center adapter shaft that connects driver train, coaxial sleeve be located at the columniform hollow cylinder of adapter shaft periphery, center and vertically the interval be fixed at least two of the hollow cylinder inwall and be used for the disc that is connected with the center adapter shaft, described disc center offers the through hole that passes for the center adapter shaft, described through hole is stepped hole, the bigger diameter end of this stepped hole is positioned at disc on the outer plate surface of the adjacent nozzle of hollow cylinder, has annular space between the internal face of stepped hole bigger diameter end and the center adapter shaft outer peripheral face, be equipped with in the annular space and be set in the outer radially expansion sleeve of spreading that is used for of center adapter shaft, the inside and outside wall of this expansion sleeve holds out against with center adapter shaft outer peripheral face and stepped hole bigger diameter end internal face respectively and cooperates, and described center adapter shaft is captiveed joint with disc by this expansion sleeve.
Axially the interval is fixed with two disc in described hollow cylinder, and the stepped hole on two disc oppositely arranges, and each disc is all captiveed joint with the center adapter shaft by the expansion sleeve of assembling in the corresponding stepped hole bigger diameter end.
On the outer peripheral face of described hollow cylinder, also be coated with the flame retardant rubber layer.
In the belt conveyer of the present utility model, captive joint by the expansion sleeve of being located between disc and the center adapter shaft between center adapter shaft in its head roll and the hollow cylinder, hollow cylinder and center adapter shaft are assembled into one, it is simple in structure, easy accessibility, effectively reduce the wearing and tearing that center adapter shaft and disc cause in disassembly process, prolonged the service life of head roll, reduced the maintenance cost of equipment.
Description of drawings
Fig. 1 is the structural representation of existing driving drum of belt conveyor;
Fig. 2 is the local structure scheme drawing of the utility model belt conveyer;
Fig. 3 is the structural representation of head roll among Fig. 2;
Fig. 4 is the A section enlarged drawing among Fig. 3;
Fig. 5 is the B section enlarged drawing among Fig. 3.
The specific embodiment
The implementation of belt conveyer of the present utility model for example Fig. 2 is extremely shown in Figure 5, this conveyer has rotation and is assemblied on the support 7, be used for being in transmission connection driver train to order about the head roll of load-transfer device running, this head roll has for the center adapter shaft 1 that connects driver train, peripheral coaxial sleeve at center adapter shaft 1 is provided with a cylindrical hollow cylindrical shell 2 for the winding load-transfer device, the axially spaced-apart of center adapter shaft 1 is fixed with two disc 3 that radially arrange on the inwall of hollow cylinder 2, the center of two disc 3 offers respectively the stepped hole 31 that passes for center adapter shaft 1, the bigger diameter end of the stepped hole 31 on two disc 3 all is positioned on the outer plate surface of the adjacent nozzle of hollow cylinder 2, between the outer peripheral face of the bigger diameter end of two stepped holes 31 and center adapter shaft 1, be equipped with annular space, be equipped with in the annular space and be set in the center adapter shaft 1 outer radially expansion sleeve 4 of spreading that is used for, the inside and outside wall spreading of this expansion sleeve 4 cooperates with center adapter shaft 1 outer peripheral face and stepped hole 31 bigger diameter end internal face tensioners respectively, thus with center adapter shaft 1 by the expansion sleeve 4 coaxial centers that are fixed on hollow cylinder 2.For protection expansion sleeve 4 is not subjected to dust pollution; improve the reliability of service of expansion sleeve 4; in the present embodiment, it is positioned at corresponding stepped hole 31 bigger diameter ends at each disc 3 and also is provided with end cap 32, and each end cap 32 divides other tie bolt 33 to be fixed on the disc 3 by the circle spacing.
When the adapter shaft of the center of needs change head roll, two ends tube port position from hollow cylinder unclamps each tie bolt 33 respectively, take off end cap 32, then rotate the adjustment bolt 41 of expansion sleeve 4 by spanner, make the inside and outside wall of expansion sleeve 4 break away from respectively the stepped hole internal face of corresponding disc 3 and the outer peripheral face of center adapter shaft 1, extract the new center adapter shaft of center adapter shaft 1 rear insertion of wearing and tearing out, after putting in place, 1 insertion of new center adapter shaft uses the adjustment bolt 41 of spanner backward rotation expansion sleeve 4, the inside and outside wall that makes expansion sleeve 4 holds out against cooperation with corresponding disc stepped hole internal face and center adapter shaft 1 outer peripheral face respectively, thereby center adapter shaft 1 is fixedly mounted on hollow cylinder 2 centers.At last the head roll that assembles is packed on the support.
In addition, can to produce larger friction force in order making between head roll and the load-transfer device, to prevent that load-transfer device from skidding at head roll, it also is coated with flame retardant rubber layer 6 at the outer peripheral face of hollow cylinder in the utility model.
In the driving drum of belt conveyor of the present utility model, captive joint by the expansion sleeve of being located between disc and the center adapter shaft between its center adapter shaft and the hollow cylinder, hollow cylinder and center adapter shaft are assembled into one, it is simple in structure, easy accessibility, effectively reduce the wearing and tearing that center adapter shaft and disc cause in disassembly process, prolonged the service life of head roll, reduced the maintenance cost of equipment.
The utility model also provides a kind of head roll of belt conveyer, and the concrete structure of this head roll has a detailed description in the above-described embodiments, repeats no more herein.
Claims (6)
1. belt conveyer, comprise and being assemblied on the support, be used for driving the head roll of load-transfer device running, described head roll comprises for the center adapter shaft that connects driver train, coaxial sleeve be located at the columniform hollow cylinder of adapter shaft periphery, center and vertically the interval be fixed at least two of the hollow cylinder inwall and be used for the disc that is connected with the center adapter shaft, described disc center offers the through hole that passes for the center adapter shaft, it is characterized in that, described through hole is stepped hole, the bigger diameter end of stepped hole is positioned at disc on the outer plate surface of the adjacent nozzle of hollow cylinder, has annular space between the internal face of this stepped hole bigger diameter end and the center adapter shaft outer peripheral face, be equipped with in the annular space and be set in the outer radially expansion sleeve of spreading that is used for of center adapter shaft, the inside and outside wall of this expansion sleeve cooperates with center adapter shaft outer peripheral face and stepped hole bigger diameter end internal face tensioner respectively, and described center adapter shaft is captiveed joint with disc by this expansion sleeve.
2. belt conveyer according to claim 1, it is characterized in that, axially the interval is fixed with two disc in described hollow cylinder, and the stepped hole on two disc oppositely arranges, and each disc is all captiveed joint with the center adapter shaft by the expansion sleeve of assembling in the corresponding stepped hole bigger diameter end.
3. belt conveyer according to claim 1 and 2 is characterized in that, also is coated with the flame retardant rubber layer on the outer peripheral face of described hollow cylinder.
4. the head roll of a belt conveyer, comprise for the center adapter shaft that connects driver train, coaxial sleeve be located at the columniform hollow cylinder of adapter shaft periphery, center and vertically the interval be fixed at least two of the hollow cylinder inwall and be used for the disc that is connected with the center adapter shaft, described disc center offers the through hole that passes for the center adapter shaft, it is characterized in that, described through hole is stepped hole, the bigger diameter end of this stepped hole is positioned at disc on the outer plate surface of the adjacent nozzle of hollow cylinder, has annular space between the internal face of stepped hole bigger diameter end and the center adapter shaft outer peripheral face, be equipped with in the annular space and be set in the outer radially expansion sleeve of spreading that is used for of center adapter shaft, the inside and outside wall of this expansion sleeve holds out against with center adapter shaft outer peripheral face and stepped hole bigger diameter end internal face respectively and cooperates, and described center adapter shaft is captiveed joint with disc by this expansion sleeve.
5. the head roll of belt conveyer according to claim 4, it is characterized in that, axially the interval is fixed with two disc in described hollow cylinder, stepped hole on two disc oppositely arranges, and each disc is all captiveed joint with the center adapter shaft by the expansion sleeve of assembling in the corresponding stepped hole bigger diameter end.
6. according to claim 4 or the head roll of 5 described belt conveyers, it is characterized in that, on the outer peripheral face of described hollow cylinder, also be coated with the flame retardant rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507532 CN202807706U (en) | 2012-09-29 | 2012-09-29 | Belt conveyor and drive pulley thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507532 CN202807706U (en) | 2012-09-29 | 2012-09-29 | Belt conveyor and drive pulley thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202807706U true CN202807706U (en) | 2013-03-20 |
Family
ID=47866628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220507532 Expired - Fee Related CN202807706U (en) | 2012-09-29 | 2012-09-29 | Belt conveyor and drive pulley thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202807706U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103896017A (en) * | 2014-04-08 | 2014-07-02 | 陈其钗 | Drive pulley of tea leaf conveyor |
| CN104150168A (en) * | 2014-08-12 | 2014-11-19 | 成都大宏立机器股份有限公司 | Separably connected conveyor driving device |
| CN104150168B (en) * | 2014-08-12 | 2017-01-04 | 成都大宏立机器股份有限公司 | Detachably connectable conveyor drive |
| CN107409647A (en) * | 2016-05-24 | 2017-12-01 | 东风农业装备（襄阳）有限公司 | Sheller unit |
-
2012
- 2012-09-29 CN CN 201220507532 patent/CN202807706U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103896017A (en) * | 2014-04-08 | 2014-07-02 | 陈其钗 | Drive pulley of tea leaf conveyor |
| CN104150168A (en) * | 2014-08-12 | 2014-11-19 | 成都大宏立机器股份有限公司 | Separably connected conveyor driving device |
| CN104150168B (en) * | 2014-08-12 | 2017-01-04 | 成都大宏立机器股份有限公司 | Detachably connectable conveyor drive |
| CN107409647A (en) * | 2016-05-24 | 2017-12-01 | 东风农业装备（襄阳）有限公司 | Sheller unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20150929 |
|
| EXPY | Termination of patent right or utility model |