CN213393203U - Shaft coupling convenient to installation and change - Google Patents
Shaft coupling convenient to installation and change Download PDFInfo
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- CN213393203U CN213393203U CN202021911927.8U CN202021911927U CN213393203U CN 213393203 U CN213393203 U CN 213393203U CN 202021911927 U CN202021911927 U CN 202021911927U CN 213393203 U CN213393203 U CN 213393203U
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Abstract
The utility model discloses a shaft coupling convenient to installation and change uses in the shaft coupling field, and its technical scheme main points are: the coupler comprises a coupler main body and bearing sleeves arranged on two sides of the coupler main body, wherein first fixing rings are respectively arranged at the edges of two sides of the coupler main body, second fixing rings matched with the first fixing rings are fixedly arranged at the positions, close to the edges, of the bearing sleeves, facing the first fixing rings, the bearing sleeves, first thread grooves are formed in the first fixing rings, and second thread grooves matched with the first thread grooves are formed in the positions, corresponding to the first fixing rings, of the second fixing rings; has the technical effects that: further be connected more closely between shaft coupling main part and the bearing housing to it is more fixed to be connected between shaft coupling main part and the two sets of bearing housing.
Description
Technical Field
The utility model relates to a shaft coupling technical field, in particular to shaft coupling convenient to installation and change.
Background
The coupling is used to couple two shafts in different mechanisms: a driving shaft and a driven shaft, and a mechanical part for rotating together to transmit torque. In the high-speed heavy-load power transmission, some couplings also have the functions of buffering and damping and improving the dynamic performance of a shaft system. The coupling consists of two halves which are respectively connected with the driving shaft and the driven shaft. Generally, a power machine is connected with a working machine by means of a coupling.
Chinese patent publication No. CN209990803U discloses a shaft coupling convenient for installation and replacement, comprising two shaft coupling parts and a connector for connecting the two shaft coupling parts, wherein the connector comprises an upper cover cylinder and a lower cover cylinder which are matched with each other, the end surface of the upper cover cylinder and the lower cover cylinder are both provided with stepped holes for fixedly connecting the upper cover cylinder and the lower cover cylinder, two sides of the butt joint surface of the upper cover cylinder are both provided with first grooves, the lower cover cylinder is provided with second grooves corresponding to the first grooves, the first grooves and the second grooves on the same side form a buffer cavity in a round cake shape together, two end surfaces of each groove are all provided with cushion pads in a glue manner, the connecting end of each shaft coupling part is provided with a connecting ring, the periphery of the connecting ring is sleeved with an embedding ring, the inner periphery of the embedding ring is respectively provided with a plurality, the outer periphery of the connecting ring is provided with a first limiting groove matched with the first bump, and the inner periphery of the buffer cavity is provided with a second limiting groove matched with the second bump. The coupler is connected with the butt piece through the embedded ring in the installation process, and the installation mode enables the coupler to be not firm enough, so that the coupler is easy to separate and fall off in the high-speed rotation process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a shaft coupling convenient to installation and change, its advantage: the coupler is more firm to mount and is not easy to separate and fall off in the high-speed rotating process.
The above technical purpose of the present invention can be achieved by the following technical solutions: a coupler convenient to install and replace comprises a coupler main body and bearing sleeves arranged on two sides of the coupler main body, wherein first fixing rings are respectively arranged at edges of two sides of the coupler main body, a second fixing ring matched with the first fixing ring is fixedly arranged at a position, close to the edge, of the bearing sleeve towards the first fixing ring, a first threaded groove is formed in the first fixing ring, a second threaded groove matched with the first threaded groove is formed in a position, corresponding to the first fixing ring, of the second fixing ring, a first threaded rod is sequentially arranged in the first threaded groove and the second threaded groove in a penetrating mode, a first nut is in threaded connection with the first threaded rod and is abutted against the outer surface of the second fixing ring, a first fixing groove is formed in the inner side of the first fixing ring, a second fixing groove matched with the first fixing groove is formed in the inner side of the second fixing ring and the same horizontal plane of the first fixing groove, the fixing groove is jointly formed by the first fixing groove and the second fixing groove, a second threaded rod penetrates through the first fixing groove and the second fixing groove, a second nut is connected to the second threaded rod in a threaded mode, the second nut is inconsistent with the outer side of the joint of the first fixing ring and the second fixing ring, a through hole for the second threaded rod to penetrate is formed in the first threaded rod, and the through hole is located on the same horizontal plane with the first threaded groove and the second threaded groove.
Through the technical scheme, when the coupler needs to be installed, the coupler main body corresponds to the two groups of bearing sleeves, firstly, the first threaded rod penetrates through the first threaded groove and the second threaded groove, the first nut is screwed up, the first threaded rod fixes the first fixing ring and the second fixing ring, then a fixing groove is formed between the first fixing groove and the second fixing groove, the through hole formed in the first threaded rod and the fixing groove are in the same horizontal plane, the second threaded rod sequentially penetrates through the first fixing groove, the second fixing groove and the through hole, the second nut is screwed up, the second threaded rod fixes the first threaded rod on the one hand, on the other hand, the coupler main body and the bearing sleeves are further connected more tightly, and therefore the coupler main body and the two groups of bearing sleeves are connected more fixedly.
The utility model discloses further set up to: the first thread groove bilateral symmetry that lies in on the first solid fixed ring has seted up the guide way, the symmetry is equipped with the guide bar of threaded connection in the guide way on the first threaded rod.
Through above-mentioned technical scheme, when first threaded rod was at first thread groove internal rotation, the guide way played the guide effect to the guide bar for first threaded rod is better puts into first thread groove in, thereby is connected better between shaft coupling main part and the two sets of bearing housing.
The utility model discloses further set up to: be equipped with first stationary blade between first nut and the solid fixed ring of second, first stationary blade cover is established on first threaded rod.
Through above-mentioned technical scheme, first stationary blade increases the area of contact between first nut and the solid fixed ring of second for it is inseparabler to be connected between first nut and the first threaded rod.
The utility model discloses further set up to: the second nut is equipped with the second stationary blade with the solid fixed ring of first, the solid fixed ring of second junction outside, the second stationary blade cover is established on the second threaded rod.
Through above-mentioned technical scheme, the second stationary blade increases the area of contact in the junction outside between second nut and first solid fixed ring, the solid fixed ring of second for it is inseparabler to be connected between second nut and the second threaded rod.
The utility model discloses further set up to: outer wall all sets firmly the antirust coat on first threaded rod and the second threaded rod.
Through above-mentioned technical scheme, the antirust coat increases the anticorrosion function of first threaded rod and second threaded rod, reduces the external environment and to the rusty possibility of first threaded rod and second threaded rod.
The utility model discloses further set up to: and a large number of anti-skid threads are densely distributed on the outer side surfaces of the first nut and the second nut.
Through above-mentioned technical scheme, the frictional force between the solid fixed ring of anti-skidding line increase first nut and second, increase the frictional force between the solid fixed ring of second nut and first solid fixed ring, second for it is more fixed to be connected between the solid fixed ring of first solid fixed ring and second, thereby is connected more fixedly between shaft coupling main part and the two sets of bearing housing.
To sum up, the utility model discloses following beneficial effect has:
1. when a coupler is required to be installed, a coupler main body and two groups of bearing sleeves are well matched, firstly, a first threaded rod penetrates through a first threaded groove and a second threaded groove, a first nut is screwed on the first threaded rod to fix a first fixing ring and a second fixing ring, then a fixing groove is formed between the first fixing groove and the second fixing groove, a through hole formed in the first threaded rod and the fixing groove are in the same horizontal plane, a second threaded rod sequentially penetrates through the first fixing groove, the second fixing groove and the through hole, and a second nut is screwed on the second threaded rod to fix the first threaded rod on one hand, and on the other hand, the coupler main body and the bearing sleeves are further connected more tightly, so that the coupler main body and the two groups of bearing sleeves are connected more fixedly;
2. the friction between the first nut and the second fixing ring is increased through the anti-skid grains, the friction between the second nut and the first fixing ring and the friction between the second nut and the second fixing ring are increased, the first fixing ring and the second fixing ring are connected more fixedly, and the coupler main body and the two sets of bearing sleeves are connected more fixedly.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
fig. 2 is a schematic view of the internal structure of the first retaining ring and the second retaining ring.
Reference numerals: 1. a coupling body; 2. a bearing housing; 3. a first retaining ring; 4. a second retaining ring; 5. a first thread groove; 6. a second thread groove; 7. a first threaded rod; 8. a first nut; 9. a first fixing groove; 10. a second fixing groove; 11. a second threaded rod; 12. a second nut; 13. a guide groove; 14. a guide bar; 15. a first fixing sheet; 16. a second fixing sheet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): referring to fig. 1 and 2, fig. 1 is a schematic overall structure diagram of the present embodiment;
fig. 2 is a schematic view of the internal structure of the first retaining ring and the second retaining ring. A coupler convenient for installation and replacement comprises a coupler main body 1 and bearing sleeves 2 arranged on two sides of the coupler main body 1, wherein the edges of two sides of the coupler main body 1 are respectively provided with a first fixing ring 3, the bearing sleeves 2 are fixedly provided with a second fixing ring 4 matched with the first fixing ring 3 towards the edge of the first fixing ring 3, the first fixing ring 3 is provided with a first thread groove 5, the corresponding part of the second fixing ring 4 and the first fixing ring 3 is provided with a second thread groove 6 matched with the first thread groove 5, a first threaded rod 7 is sequentially arranged in the first thread groove 5 and the second thread groove 6 in a penetrating manner, the first threaded rod 7 is in threaded connection with a first nut 8, the first nut 8 is abutted against the outer surface of the second fixing ring 4, the inner side of the first fixing ring 3 is provided with a first fixing groove 9, the inner side of the second fixing ring 4 and the same horizontal plane of the first fixing groove 9 are provided with a second fixing groove 10 matched with the first fixing groove 9, the first fixing groove 9 and the second fixing groove 10 jointly form a fixing groove, a second threaded rod 11 penetrates through the first fixing groove 9 and the second fixing groove 10, a second nut 12 is connected to the second threaded rod 11 in a threaded manner, the second nut 12 is abutted to the outer side of the joint of the first fixing ring 3 and the second fixing ring 4, a through hole for the second threaded rod 11 to penetrate through is formed in the first threaded rod 7, the through hole, the first threaded groove 5 and the second threaded groove 6 are located on the same horizontal plane, when the coupler is required to be installed, the coupler main body 1 and the two groups of bearing sleeves 2 are matched, firstly, the first threaded rod 7 penetrates through the first threaded groove 5 and the second threaded groove 6, the first nut 8 is screwed tightly, so that the first threaded rod 7 fixes the first fixing ring 3 and the second fixing ring 4, then, the fixing groove is formed between the first fixing groove 9 and the second fixing groove 10, and the through hole formed in the first threaded rod 7 and the fixing groove are located on the same horizontal plane, the second threaded rod 11 sequentially penetrates through the first fixing groove 9, the second fixing groove 10 and the through hole, the second nut 12 is screwed up, the second threaded rod 11 fixes the first threaded rod 7 on one hand, and on the other hand, the coupling body 1 and the bearing sleeve 2 are further connected more tightly, so that the coupling body 1 and the two sets of bearing sleeves 2 are connected more fixedly.
Further, the guide way 13 has been seted up to 5 bilateral symmetries of first thread groove on the first solid fixed ring 3, the symmetry is equipped with guide bar 14 of threaded connection in guide way 13 on first threaded rod 7, when first threaded rod 7 was at 5 rotations in first thread groove, guide way 13 played the guide effect to guide bar 14, make first threaded rod 7 better put into first thread groove 5 in, thereby it is better to be connected between shaft coupling main part 1 and two sets of bearing housing 2, outer wall all has set firmly the antirust coat on first threaded rod 7 and the second threaded rod 11, the material that the antirust coat adopted is pitch, the antirust coat increases the anticorrosion function of first threaded rod 7 and second threaded rod 11, reduce the rusty possibility of external environment to first threaded rod 7 and second threaded rod 11.
As shown in fig. 1, guide grooves 13 are symmetrically formed on the first fixing ring 3 at two sides of the first thread groove 5, guide rods 14 connected to the guide grooves 13 in a threaded manner are symmetrically arranged on the first threaded rod 7, a first fixing sheet 15 is arranged between the first nut 8 and the second fixing ring 4, the first fixing sheet 15 is sleeved on the first threaded rod 7, when the first threaded rod 7 rotates in the first thread groove 5, the guide grooves 13 guide the guide rods 14, so that the first threaded rod 7 is better placed in the first thread groove 5, the coupling main body 1 is better connected with the two groups of bearing sleeves 2, the first fixing sheet 15 increases the contact area between the first nut 8 and the second fixing ring 4, the connection between the first nut 8 and the first threaded rod 7 is more tight, and a second fixing sheet 16 is arranged at the outer side of the connection between the second nut 12 and the first fixing ring 3, the second fixing ring 4, the second fixing sheet 16 is sleeved on the second threaded rod 11, the second fixing sheet 16 increases the contact area of the second nut 12 and the first fixing ring 3 and the outside of the joint between the second fixing ring 4, so that the second nut 12 and the second threaded rod are connected more tightly, the outer side surfaces of the first nut 8 and the second nut 12 are densely provided with a large number of anti-skidding lines, the anti-skidding lines increase the friction force between the first nut 8 and the second fixing ring 4, the friction force between the second nut 12 and the first fixing ring 3 and the friction force between the second fixing ring 4 are increased, so that the first fixing ring 3 and the second fixing ring 4 are connected more fixedly, and the coupling main body 1 and the two groups of bearing sleeves 2 are connected more fixedly.
The method comprises the following operation steps: when the coupler is required to be installed, the coupler main body 1 corresponds to the two groups of bearing sleeves 2 well, firstly, the first threaded rod 7 penetrates through the first threaded groove 5 and the second threaded groove 6, the first nut 8 is screwed up, the first threaded rod 7 fixes the first fixing ring 3 and the second fixing ring 4, then a fixing groove is formed between the first fixing groove 9 and the second fixing groove 10, the through hole formed in the first threaded rod 7 and the fixing groove are in the same horizontal plane, the second threaded rod 11 sequentially penetrates through the first fixing groove 9 and the second fixing groove 10 and the through hole, the second nut 12 is screwed up, the second threaded rod 11 fixes the first threaded rod 7 on one hand, on the other hand, the coupler main body 1 and the bearing sleeves 2 are further connected more tightly, and therefore the coupler main body 1 and the two groups of bearing sleeves 2 are connected more fixedly.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a shaft coupling convenient to installation and change which characterized in that: the coupler comprises a coupler body (1) and bearing sleeves (2) arranged on two sides of the coupler body (1), wherein first fixing rings (3) are respectively arranged at two side edges of the coupler body (1), the bearing sleeves (2) are close to the edge towards the first fixing rings (3) and are fixedly provided with second fixing rings (4) matched with the first fixing rings (3), the first fixing rings (3) are provided with first thread grooves (5), the second fixing rings (4) are provided with second thread grooves (6) matched with the first thread grooves (5) at positions corresponding to the first fixing rings (3), first threaded rods (7) sequentially penetrate through the first thread grooves (5) and the second thread grooves (6), first nuts (8) are in threaded connection with the first threaded rods (7), and the outer surfaces of the first nuts (8) and the second fixing rings (4) are abutted, a first fixing groove (9) is formed in the inner side of the first fixing ring (3), a second fixing groove (10) matched with the first fixing groove (9) is formed in the same horizontal plane of the inner side of the second fixing ring (4) and the first fixing groove (9), the first fixing groove (9) and the second fixing groove (10) jointly form a fixing groove, a second threaded rod (11) penetrates through the first fixing groove (9) and the second fixing groove (10), a second nut (12) is connected to the second threaded rod (11) in a threaded manner, the second nut (12) is abutted against the outer side of the joint of the first fixing ring (3) and the second fixing ring (4), the first threaded rod (7) is provided with a through hole for the second threaded rod (11) to pass through, the through hole, the first thread groove (5) and the second thread groove (6) are located on the same horizontal plane.
2. A coupling for facilitating installation and replacement according to claim 1, wherein: first solid fixed ring (3) go up to be located first thread groove (5) bilateral symmetry and seted up guide way (13), first threaded rod (7) are gone up the symmetry and are equipped with guide bar (14) of threaded connection in guide way (13).
3. A coupling for facilitating installation and replacement according to claim 1, wherein: be equipped with first stationary blade (15) between first nut (8) and the solid fixed ring of second (4), first stationary blade (15) cover is established on first threaded rod (7).
4. A coupling for facilitating installation and replacement according to claim 1, wherein: the second nut (12) is equipped with second stationary blade (16) with the solid fixed ring of first solid fixed ring (3), the solid fixed ring of second (4) outside the junction, second stationary blade (16) cover is established on second threaded rod (11).
5. A coupling for facilitating installation and replacement according to claim 1, wherein: and the outer walls of the first threaded rod (7) and the second threaded rod (11) are fixedly provided with anti-rust layers.
6. A coupling for facilitating installation and replacement according to claim 1, wherein: and a large number of anti-skid threads are densely distributed on the outer side surfaces of the first nut (8) and the second nut (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021911927.8U CN213393203U (en) | 2020-09-04 | 2020-09-04 | Shaft coupling convenient to installation and change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021911927.8U CN213393203U (en) | 2020-09-04 | 2020-09-04 | Shaft coupling convenient to installation and change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213393203U true CN213393203U (en) | 2021-06-08 |
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ID=76214562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021911927.8U Active CN213393203U (en) | 2020-09-04 | 2020-09-04 | Shaft coupling convenient to installation and change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213393203U (en) |
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2020
- 2020-09-04 CN CN202021911927.8U patent/CN213393203U/en active Active
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