CN215556649U - Conveying shaft convenient for replacing spiral blades - Google Patents
Conveying shaft convenient for replacing spiral blades Download PDFInfo
- Publication number
- CN215556649U CN215556649U CN202121293986.8U CN202121293986U CN215556649U CN 215556649 U CN215556649 U CN 215556649U CN 202121293986 U CN202121293986 U CN 202121293986U CN 215556649 U CN215556649 U CN 215556649U
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- connecting piece
- shaft
- helical blade
- grooves
- connecting shaft
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Abstract
The utility model discloses a conveying shaft convenient for replacing a spiral blade, which comprises a spiral blade, a first connecting piece, a second connecting piece, a connecting shaft and limiting blocks, wherein the first connecting piece and the second connecting piece are respectively welded and fixed on inner rings at two ends of the spiral blade, round grooves are respectively formed in one ends, far away from the spiral blade, of the first connecting piece and one ends, far away from the spiral blade, of the second connecting piece, four rectangular grooves are respectively communicated with the side walls of the two round grooves at equal intervals, four limiting blocks are arranged at equal intervals on the outer wall of the connecting shaft, the connecting shaft is sleeved in the round grooves of the first connecting piece, and the four limiting blocks are respectively embedded in the four rectangular grooves of the first connecting piece and fixed through four bolts.
Description
Technical Field
The utility model relates to the field of screw shafts, in particular to a conveying shaft with screw blades convenient to replace.
Background
Helical blade is when carrying epaxial use, and is mostly with helical blade welded fastening use on carrying the axle, but when helical blade is impaired, then need will carry the axle to change in the lump together with helical blade, and this kind of cost is higher, is examining and repairing helical blade and carry the axle in addition, because welded fastening, inconvenient dismantlement, it is very loaded down with trivial details to examine and repair the operation, consequently needs a transport axle of being convenient for to change helical blade in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model adopts the following technical scheme:
a conveying shaft convenient for replacing a helical blade comprises a helical blade, a first connecting piece, a second connecting piece, a connecting shaft and limiting blocks, wherein the first connecting piece and the second connecting piece are respectively welded and fixed on inner rings at two ends of the helical blade, round grooves are respectively formed in one ends, far away from the helical blade, of the first connecting piece and the second connecting piece, the side walls of the two round grooves are respectively communicated with four rectangular grooves at equal intervals, four limiting blocks are arranged at equal intervals on the outer wall of the connecting shaft, the connecting shaft is sleeved in the round grooves of the first connecting piece, and the four limiting blocks are respectively embedded in the four rectangular grooves of the first connecting piece and fixed through four bolts;
further, the cross-sectional dimension of the connecting shaft is consistent with that of the circular groove;
further, the length and the cross-sectional dimension of the first connecting piece and the second connecting piece are consistent;
furthermore, one end of the connecting shaft, which is far away from the first connecting piece, is provided with a mounting hole;
by adopting the technical scheme, the utility model has the following beneficial effects:
(1) this carry axle convenient to change helical blade, helical blade both ends inner circle is fixed with first connecting piece and second connecting piece respectively, and first connecting piece and connecting axle are connected, and when helical blade damaged, only need take first connecting piece and connecting axle department apart can change convenient and fast more.
(2) This carry axle convenient to change helical blade all sets up circular recess and the rectangle recess easy to assemble on first connecting piece and the second connecting piece, can change being connected of first installed part or second installed part and connecting axle when the installation, when a certain one of first installed part or second installed part damages, still can continue to use, and messenger's this uses neotype life longer.
Drawings
FIG. 1 is a schematic view of a conveyor shaft with helical blades that are easily replaced;
FIG. 2 is an enlarged view of a portion A of the conveyor shaft to facilitate replacement of the helical blades;
FIG. 3 is a front view of a delivery shaft with helical blades easily replaced;
FIG. 4 is a left side view of a conveyor shaft to facilitate replacement of the helical blades;
FIG. 5 is a right side view of a delivery shaft with screw blade replacement facilitated;
as shown in the figure:
1. a helical blade; 21. a first connecting member; 22. a second connecting member; 3. a circular groove; 4. a rectangular groove; 5. a first threaded hole; 6. a connecting shaft; 7. a limiting block; 8. a bolt; 9. a second threaded hole; 10. and (7) installing holes.
Detailed Description
In order to better explain the utility model, the utility model will be further described with reference to the following examples, which should be construed as merely illustrative and not limitative of the remainder of the disclosure;
in the description of the present invention, it is to be noted that the terms "upper", "lower", "left", "right", "top side", "bottom side", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, which are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
a conveying shaft convenient for replacing a helical blade comprises a helical blade 1, a first connecting piece 21, a second connecting piece 22, a connecting shaft 6 and limiting blocks 7, wherein the inner rings at the two ends of the helical blade 1 are respectively welded and fixed with the first connecting piece 21 and the second connecting piece 22, the length and the cross-sectional dimension of the first connecting piece 21 and the second connecting piece 22 are consistent, one ends of the first connecting piece 21 and the second connecting piece 22, which are far away from the helical blade 1, are respectively provided with a circular groove 3, the side walls of the two circular grooves 3 are respectively communicated with four rectangular grooves 4 at equal intervals, the rectangular grooves 4 are respectively provided with a first threaded hole 5, the outer wall of the connecting shaft 6 is provided with four limiting blocks 7 at equal intervals, the limiting blocks 7 are respectively provided with second threaded holes 9, the cross-sectional dimension of the connecting shaft 6 is consistent with the cross-sectional dimension of the circular grooves 3, the connecting shaft 6 is sleeved in the circular grooves 3 of the first connecting piece 21, and the four limiting blocks 7 are respectively embedded in the four rectangular grooves 4 of the first connecting piece 21, at the moment, the four first threaded holes 5 and the four second threaded holes 9 are coaxial respectively, the four bolts 8 penetrate through the coaxial second threaded holes 9 and the first threaded holes 5 respectively and fix the limiting block 7 in the rectangular groove 4, and the mounting hole 10 is formed in one end, far away from the first connecting piece 21, of the connecting shaft 6.
When the spiral blade connecting device is used, the connecting shaft 6 is inserted into the circular groove 3 in the first connecting piece 21, the limiting block 7 is embedded into the rectangular groove 4 in the first connecting piece 21 and is fastened through the bolt 8, and when the spiral blade 1 is damaged or needs to be replaced during maintenance, the bolt 8 is detached, so that the connecting shaft 6 is separated from the first connecting piece 21.
The above embodiments are only illustrative of the present invention, and the present invention is not limited to the embodiments described above.
Claims (4)
1. The utility model provides a carry axle convenient to change helical blade which characterized in that: comprises a helical blade (1), a first connecting piece (21), a second connecting piece (22), a connecting shaft (6) and a limiting block (7), the inner rings at the two ends of the helical blade (1) are respectively welded and fixed with a first connecting piece (21) and a second connecting piece (22), round grooves (3) are respectively arranged at one end of the first connecting piece (21) and one end of the second connecting piece (22) far away from the helical blade (1), four rectangular grooves (4) are respectively communicated with the side walls of the two round grooves (3) at equal intervals, four limit blocks (7) are equidistantly arranged on the outer wall of the connecting shaft (6), the connecting shaft (6) is sleeved in the circular groove (3) of the first connecting piece (21), and the four limit blocks (7) are respectively embedded in the four rectangular grooves (4) of the first connecting piece (21) and fixed through four bolts (8).
2. A conveyor shaft for facilitating replacement of a screw blade according to claim 1, wherein: the cross section size of the connecting shaft (6) is consistent with that of the circular groove (3).
3. A conveyor shaft for facilitating replacement of a screw blade according to claim 1, wherein: the length and the cross-sectional dimension of the first connecting piece (21) and the second connecting piece (22) are consistent.
4. A conveyor shaft for facilitating replacement of a screw blade according to claim 1, wherein: and one end of the connecting shaft (6) far away from the first connecting piece (21) is provided with a mounting hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121293986.8U CN215556649U (en) | 2021-06-10 | 2021-06-10 | Conveying shaft convenient for replacing spiral blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121293986.8U CN215556649U (en) | 2021-06-10 | 2021-06-10 | Conveying shaft convenient for replacing spiral blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215556649U true CN215556649U (en) | 2022-01-18 |
Family
ID=79867541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121293986.8U Active CN215556649U (en) | 2021-06-10 | 2021-06-10 | Conveying shaft convenient for replacing spiral blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215556649U (en) |
-
2021
- 2021-06-10 CN CN202121293986.8U patent/CN215556649U/en active Active
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