CN215515432U - Screw shaft convenient for replacing screw blade - Google Patents
Screw shaft convenient for replacing screw blade Download PDFInfo
- Publication number
- CN215515432U CN215515432U CN202122068430.5U CN202122068430U CN215515432U CN 215515432 U CN215515432 U CN 215515432U CN 202122068430 U CN202122068430 U CN 202122068430U CN 215515432 U CN215515432 U CN 215515432U
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- China
- Prior art keywords
- arc
- screw
- plate
- shaped plate
- spring compression
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- Expired - Fee Related
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- 230000006835 compression Effects 0.000 claims description 37
- 238000007906 compression Methods 0.000 claims description 37
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model discloses a screw shaft convenient for replacing screw blades, which comprises: the device comprises a rotating rod, a first arc-shaped plate, a second arc-shaped plate and propellers, wherein the first arc-shaped plate and the second arc-shaped plate are spliced with each other to form a columnar pipe which is sleeved outside the rotating rod, the columnar pipe is provided with a plurality of groups, the propellers are welded outside the columnar pipe, the propellers are spliced with each other in a plurality of groups, a plugboard fixedly arranged at the end part of the first arc-shaped plate is inserted into a plughole at the end part of the second arc-shaped plate, a mounting groove is formed in the position, close to the end part, of the second arc-shaped plate, and screws for connecting the second arc-shaped plate and the plugboard are arranged inside the mounting groove; when the propeller outside the cylindrical pipe of which group is damaged, the screw shaft can be replaced only by disassembling the first arc-shaped plate, the second arc-shaped plate and the propeller of the group without replacing the whole screw shaft, so that the economic cost can be saved.
Description
Technical Field
The utility model belongs to the field of screw shafts, and particularly relates to a screw shaft with helical blades convenient to replace.
Background
The screw shaft is mainly used for material transportation and has wide industrial application. Most screw shafts in the prior art adopt a mode that a screw propeller is welded at the outer edge of a rotating shaft, but when the screw propeller is used for material transportation and is damaged, if a certain section of the screw propeller is damaged, the whole screw shaft needs to be replaced, and then waste is caused, so that the economic cost is improved.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide a screw shaft with a helical blade convenient to replace, and in order to solve the technical problem, the basic concept of the technical scheme adopted by the utility model is as follows:
a screw shaft for facilitating replacement of a screw blade, comprising: dwang, first arc, second arc and screw, first arc and second arc splice each other and form a column pipe and establish the outside at the dwang, the column pipe is equipped with a plurality of groups, and the external weld of column pipe has the screw, a plurality of groups the screw is spliced each other, the picture peg that first arc end fixing was equipped with is inserted and is established in the jack of second arc tip, the mounting groove has been seted up to the position that is close to the tip on the second arc, and the inside of mounting groove is equipped with the screw of connecting second arc and picture peg.
When the screw shaft rotating device works, the first arc-shaped plate and the second arc-shaped plate are mutually spliced to form a cylindrical pipe sleeved outside the rotating rod, the propellers fixedly arranged outside the groups of cylindrical pipes are mutually spliced to form a spiral structure, so that the screw shaft rotating device can be used for transporting materials, and the groups of cylindrical pipes are provided with a plurality of groups, so that when the propellers outside the groups of cylindrical pipes are damaged, the groups of the first arc-shaped plate, the second arc-shaped plate and the propellers are only required to be disassembled and replaced, the whole screw shaft is not required to be replaced, and further, the economic cost can be saved;
simultaneously because first arc and second arc splice each other, and pass through bolted connection between first arc and the second arc, the screw is located the mounting groove of second arc outward flange, and then conveniently dismantles convenient operation with first arc and second arc from the outside of dwang.
Preferably, the end part of the insertion plate and the bottom of the insertion hole are both fixedly provided with magnets, and the magnets at the end part of the insertion plate and the magnets at the bottom of the insertion hole attract each other.
During operation, because the magnet of picture peg tip and the magnet inter attraction of jack bottom, and then when the picture peg of first arc tip and the jack of second arc tip peg graft each other, the magnet of picture peg tip this moment will attract with the magnet of jack bottom each other, and then make the picture peg can directly need not hand to hold the bottom that can peg graft the jack, and then can screw up the screw this moment, and do not need the staff to compress tightly first arc and second arc each other again, and then it is more convenient to operate.
Preferably, the outward flange of dwang links firmly through the inner wall of spring with arc tensioning plate, the inner wall of first arc and second arc is all fixed to be glued and is equipped with the rubber pad.
When the device works, the outer edge of the rotating rod is fixedly connected with the arc-shaped tensioning plate through the spring, and then the arc-shaped tensioning plate can be tensioned on the inner walls of the first arc-shaped plate and the second arc-shaped plate, so that the first arc-shaped plate and the second arc-shaped plate are more firmly installed outside the rotating rod, the first arc-shaped plate and the second arc-shaped plate are not easy to move in the axial direction of the rotating rod, and the installation stability of the first arc-shaped plate and the second arc-shaped plate is improved;
and the rubber pad has further increased the frictional resistance between first arc, second arc and the arc tensioning plate, further prevents first arc and second arc in the ascending removal of dwang axial.
Preferably, the arc tensioning plate is equipped with a plurality of groups, a plurality of groups the arc tensioning plate radially is the equidistance annular arrangement at the dwang, and a plurality of groups arc tensioning plate is equidistance linear arrangement in the axial of dwang.
During operation, the arc tensioning plate is evenly distributed at the outer edge of the rotating rod, and the first arc plate and the second arc plate at the outer edge of the rotating rod can be evenly and tightly supported.
Preferably, the inner wall of arc tensioning plate still links firmly through the outward flange of spring compression pipe with the dwang, the column cavity has been seted up to arc tensioning plate's inside, the one side that the one end that the column cavity is close to spring compression pipe passes through spring and piston plate links firmly, the one side that spring compression pipe was kept away from to the piston plate links firmly with the grafting needle, the one end that the column cavity is close to spring compression pipe communicates with each other with the inside of spring compression pipe, the one end that spring compression pipe was kept away from to the column cavity is seted up and is supplied the grafting needle to wear out the through-hole of arc tensioning plate lateral surface.
When the plug board is in plug connection with the plug hole at the end part of the second arc-shaped plate, the spring fixedly connected with the arc-shaped tensioning plate at the outer edge of the rotating rod is in an extrusion state, and the spring compression pipe fixedly connected with the arc-shaped tensioning plate is also in a compression state, so that gas in the spring compression pipe partially enters the cylindrical cavity, the piston plate is pushed towards the direction close to the rubber pad, the plug-in pin is driven to penetrate out of the through hole in the arc-shaped tensioning plate and be inserted into the inner wall of the rubber pad, and the first arc-shaped plate and the second arc-shaped plate are prevented from moving at the outer edge of the rotating rod;
when the spring compression pipe is not extruded, the inserting needle is contracted inside the columnar cavity, so that damage to installation personnel is avoided, and when the arc tensioning plate is extruded by the first arc-shaped plate and the second arc-shaped plate, the inserting needle inside the columnar cavity is inserted into the inner wall of the rubber pad, so that the first arc-shaped plate and the second arc-shaped plate are prevented from moving along the axial direction of the rotating rod;
this kind prevents the mode of first arc and second arc along the axial displacement of dwang through pegging graft needle and rubber pad, has avoided traditional "bolt and jack corresponding" limitation, avoids the in-process of installation to need to the hole simultaneously.
Preferably, the central axis of the cylindrical cavity and the central axis of the spring compression pipe are coincident with each other, and the central axis of the spring compression pipe intersects with the central axis of the rotating rod.
During operation, the central axis of the columnar cavity coincides with the central axis of the spring compression pipe, and the central axis of the spring compression pipe intersects with the central axis of the rotating rod, so that the inserting needle can be inserted into the rubber pad vertically, and the limiting effect on the first arc-shaped plate and the second arc-shaped plate is better.
Compared with the prior art, the utility model has the following beneficial effects:
1. when the propellers outside the cylindrical pipes of one group are damaged, only the first arc-shaped plate, the second arc-shaped plate and the propellers of the group need to be disassembled and replaced, and the whole screw shaft does not need to be replaced, so that the economic cost can be saved;
2. because the magnet of picture peg tip and the magnet inter attraction of jack bottom, and then when the picture peg of first arc tip and the jack of second arc tip peg graft each other, the magnet of picture peg tip will attract with the magnet of jack bottom this moment each other, and then make the picture peg can directly not hand hold the bottom that can peg graft the jack promptly, and then can twist the screw up this moment, and do not need the staff to compress tightly first arc and second arc each other again, and then it is more convenient to operate.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection of a first arcuate plate to a second arcuate plate;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is an enlarged view of fig. 2 at B.
In the figure: 1-rotating the rod; 2-a first arc plate; 3-a second arc plate; 4-a propeller; 5-rubber pad; 6-arc tensioning plate; 7-inserting plates; 8-a jack; 9-mounting grooves; 10-a screw; 11-a magnet; 12-a spring compression tube; 13-a cylindrical cavity; 14-a plug pin; 15-piston plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.
As shown in fig. 1 to 4, a screw shaft facilitating replacement of a screw blade includes: dwang 1, first arc 2, second arc 3 and screw 4, first arc 2 and second arc 3 splice each other and form a column pipe and establish in the outside of dwang 1, the column pipe is equipped with a plurality of groups, and the outside welding of column pipe has screw 4, a plurality of groups screw 4 splice each other, picture peg 7 that 2 end fixing of first arc was equipped with is inserted and is established in jack 8 of 3 tip of second arc, mounting groove 9 has been seted up to the position that is close to the tip on the second arc 3, the inside of mounting groove 9 is equipped with the screw 10 of being connected second arc 3 and picture peg 7.
When the screw shaft rotating device works, the first arc-shaped plate 2 and the second arc-shaped plate 3 are mutually spliced to form a cylindrical pipe which is sleeved outside the rotating rod 1, the propellers 4 fixedly arranged outside the groups of cylindrical pipes are mutually spliced to form a spiral structure so as to be used for transporting materials, and the groups of cylindrical pipes are arranged, so that when the propellers 4 outside the groups of cylindrical pipes are damaged, only the groups of the first arc-shaped plate 2, the second arc-shaped plate 3 and the propellers 4 need to be disassembled and replaced, the whole screw shaft does not need to be replaced, and the economic cost can be saved;
simultaneously because first arc 2 and second arc 3 splice each other, and connect through screw 10 between first arc 2 and the second arc 3, screw 10 is located the mounting groove 9 of 3 outward flanges of second arc, and then conveniently dismantles convenient operation with first arc 2 and second arc 3 from the outside of dwang 1.
During operation, because magnet 11 of 7 tip of picture peg and the magnet 11 inter attraction of the 8 bottoms in jack, and then when picture peg 7 of 2 tip of first arc and the jack 8 of 3 tip of second arc peg graft each other, magnet 11 of 7 tip of picture peg this moment will attract with magnet 11 of the 8 bottoms in jack each other, and then make picture peg 7 can directly not hand hold can peg graft the bottom of jack 8, and then can screw up screw 10 this moment, and do not need the staff to compress tightly first arc 2 and second arc 3 each other again, and then it is more convenient to operate.
The outward flange of dwang 1 links firmly through the inner wall of spring with arc tensioning plate 6, and the inner wall of first arc 2 and second arc 3 is all fixed to be glued and is equipped with rubber pad 5.
When the device works, the outer edge of the rotating rod 1 is fixedly connected with the arc-shaped tensioning plate 6 through the spring, and then the arc-shaped tensioning plate 6 can be tensioned on the inner walls of the first arc-shaped plate 2 and the second arc-shaped plate 3, so that the first arc-shaped plate 2 and the second arc-shaped plate 3 are more firmly installed outside the rotating rod 1, the first arc-shaped plate 2 and the second arc-shaped plate 3 are not easy to move in the axial direction of the rotating rod 1, and the installation stability of the first arc-shaped plate 2 and the second arc-shaped plate 3 is improved;
and rubber pad 5 has further increased the frictional resistance between first arc 2, second arc 3 and arc tensioning plate 6, further prevents first arc 2 and the ascending removal of second arc 3 at dwang 1 axial.
The arc tensioning plate 6 is equipped with a plurality of groups, and a plurality of groups arc tensioning plate 6 radially is equidistance annular arrangement at dwang 1, and a plurality of groups arc tensioning plate 6 is equidistance linear arrangement in the axial of dwang 1.
During operation, arc tensioning plate 6 is at the outward flange evenly distributed of dwang 1, can be with the even tight of propping of first arc 2 and the second arc 3 of dwang 1 outward flange.
The inner wall of arc tensioning plate 6 still links firmly through the outward flange of spring compression pipe 12 with dwang 1, column cavity 13 has been seted up to the inside of arc tensioning plate 6, column cavity 13 links firmly through the one side of spring and piston plate 15 near the one end of spring compression pipe 12, the one side that spring compression pipe 12 was kept away from to piston plate 15 links firmly with plug pin 14, column cavity 13 is close to the inside intercommunication each other of one end and spring compression pipe 12 of spring compression pipe 12, the one end that spring compression pipe 12 was kept away from to column cavity 13 is seted up and is supplied plug pin 14 to wear out the through-hole of 6 lateral surfaces of arc tensioning plate.
When the device works, when the inserting plate 7 at the end part of the first arc-shaped plate 2 is inserted into the inserting hole 8 at the end part of the second arc-shaped plate 3, the spring fixedly connected with the arc-shaped tensioning plate 6 at the outer edge of the rotating rod 1 is in an extrusion state, and the spring compression tube 12 fixedly connected with the arc-shaped tensioning plate 6 is also in a compression state, so that part of gas in the spring compression tube 12 enters the cylindrical cavity 13, the piston plate 15 is pushed towards the direction close to the rubber pad 5, and the inserting needle 14 is driven to penetrate out of the through hole in the arc-shaped tensioning plate 6 and be inserted into the inner wall of the rubber pad 5, so that the first arc-shaped plate 2 and the second arc-shaped plate 3 are prevented from moving at the outer edge of the rotating rod 1;
when the spring compression pipe 12 is not extruded, the inserting needle 14 is contracted inside the columnar cavity 13, so that the damage to an installer cannot be caused, and when the arc tensioning plate 6 is extruded by the first arc-shaped plate 2 and the second arc-shaped plate 3, the inserting needle 14 inside the columnar cavity 13 is inserted into the inner wall of the rubber pad 5, so that the axial movement of the first arc-shaped plate 2 and the second arc-shaped plate 3 along the rotating rod 1 is avoided;
this kind prevents the mode of first arc 2 and second arc 3 along the axial displacement of dwang 1 through pegging graft needle 14 and rubber pad 5 grafting, has avoided traditional "bolt and the corresponding limitation of jack", avoids the in-process of installation to need the hole simultaneously.
The central axis of the cylindrical cavity 13 and the central axis of the spring compression tube 12 coincide with each other, and the central axis of the spring compression tube 12 intersects the central axis of the swivelling lever 1.
During operation, the central axis of the columnar cavity 13 coincides with the central axis of the spring compression pipe 12, and the central axis of the spring compression pipe 12 intersects with the central axis of the rotating rod 1, so that the insertion needle 14 is vertically inserted into the rubber pad 5, and the limiting effect of the first arc-shaped plate 2 and the second arc-shaped plate 3 is better.
Claims (6)
1. A screw shaft for facilitating replacement of a screw blade, comprising: dwang (1), first arc (2), second arc (3) and screw (4), its characterized in that, first arc (2) and second arc (3) splice each other and form a column pipe and establish the outside at dwang (1) at the cover, the column pipe is equipped with a plurality of groups, and the outside welding of column pipe has screw (4), a plurality of groups screw (4) splice each other, picture peg (7) that first arc (2) end fixing was equipped with are inserted and are established in jack (8) of second arc (3) tip, mounting groove (9) have been seted up to the position that is close to the tip on second arc (3), and the inside of mounting groove (9) is equipped with screw (10) of being connected second arc (3) and picture peg (7).
2. A screw shaft with easy replacement of screw blades according to claim 1, wherein the end of the insert plate (7) and the bottom of the insertion hole (8) are both fixed with magnets (11), and the magnets (11) at the end of the insert plate (7) and the magnets (11) at the bottom of the insertion hole (8) attract each other.
3. A screw shaft convenient for replacing a helical blade according to claim 1, wherein the outer edge of the rotating rod (1) is fixedly connected with the inner wall of the arc-shaped tensioning plate (6) through a spring, and rubber pads (5) are fixedly adhered to the inner walls of the first arc-shaped plate (2) and the second arc-shaped plate (3).
4. A screw shaft facilitating the replacement of screw blades according to claim 3, wherein said arc-shaped tension plates (6) are provided with a plurality of groups, said plurality of groups of arc-shaped tension plates (6) are arranged in an equidistant ring shape in the radial direction of the rotating rod (1), and said plurality of groups of arc-shaped tension plates (6) are arranged in an equidistant line shape in the axial direction of the rotating rod (1).
5. The screw shaft convenient for replacing the spiral blade as claimed in claim 3, wherein the inner wall of the arc tensioning plate (6) is further fixedly connected with the outer edge of the rotating rod (1) through a spring compression tube (12), a cylindrical cavity (13) is formed in the arc tensioning plate (6), one end of the cylindrical cavity (13) close to the spring compression tube (12) is fixedly connected with one surface of a piston plate (15) through a spring, one surface of the piston plate (15) far away from the spring compression tube (12) is fixedly connected with an insertion needle (14), one end of the cylindrical cavity (13) close to the spring compression tube (12) is mutually communicated with the inside of the spring compression tube (12), and one end of the cylindrical cavity (13) far away from the spring compression tube (12) is provided with a through hole for the insertion needle (14) to penetrate out of the outer side surface of the arc tensioning plate (6).
6. A screw spindle for facilitating the exchange of screw blade according to claim 5, characterized in that the central axis of the cylindrical cavity (13) and the central axis of the spring compression tube (12) coincide with each other and the central axis of the spring compression tube (12) intersects the central axis of the turning rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122068430.5U CN215515432U (en) | 2021-08-30 | 2021-08-30 | Screw shaft convenient for replacing screw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122068430.5U CN215515432U (en) | 2021-08-30 | 2021-08-30 | Screw shaft convenient for replacing screw blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215515432U true CN215515432U (en) | 2022-01-14 |
Family
ID=79794583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122068430.5U Expired - Fee Related CN215515432U (en) | 2021-08-30 | 2021-08-30 | Screw shaft convenient for replacing screw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215515432U (en) |
-
2021
- 2021-08-30 CN CN202122068430.5U patent/CN215515432U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220114 |