CN210637401U - Dustproof cross-axle type universal coupling - Google Patents
Dustproof cross-axle type universal coupling Download PDFInfo
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- CN210637401U CN210637401U CN201921589974.2U CN201921589974U CN210637401U CN 210637401 U CN210637401 U CN 210637401U CN 201921589974 U CN201921589974 U CN 201921589974U CN 210637401 U CN210637401 U CN 210637401U
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Abstract
The utility model discloses a dustproof cross-axle type universal coupling, which comprises a first compensation flange, a second compensation flange and a dustproof cover body, wherein two ends of the cover body are respectively connected with the first compensation flange and the second compensation flange in a detachable manner, one side of the first cover body is movably connected with one side of the second cover body, the other sides of the first cover body and the second cover body are respectively provided with a connecting plate, the connecting plate is of a cuboid structure, a plurality of groups of threaded holes are equidistantly arranged on the connecting plate, and fastening bolts are arranged in the threaded holes; the connecting cylinder bodies are respectively positioned on two sides of the dustproof cover body and consist of a first cylinder body and a second cylinder body, the first cylinder body is arranged on two sides of the first cover body, the second cylinder body is arranged on two sides of the second cover body, and the first cylinder body is movably connected with the second cylinder body. The utility model has the advantages of to the universal joint body more comprehensively prevent dust protection, be convenient for wash the maintenance to the dismantlement of the dust cover body, can reach the recycling.
Description
Technical Field
The utility model belongs to the technical field of the shaft coupling, a dustproof shaft coupling is related to, specifically a dustproof cross axle type universal joint.
Background
A universal joint cross coupling is one of the most commonly used couplings. By using the structural characteristics of the device, two shafts which are not on the same axis or have larger folding angles or larger axial movement can continuously rotate at the same angular speed, and the torque and the movement can be reliably transmitted. The torque transmission device can be widely applied to transmission of torque in mechanical shafting in lifting, engineering transportation, mines, petroleum, ships, coal, rubber, paper machines and other heavy machinery industries.
The comparison document CN201821613869.3 discloses a dustproof universal coupling, which comprises a left universal joint fork provided with an internal spline, a right universal joint fork provided with an external spline, and a first protective sleeve, wherein the internal spline and the external spline are connected in a matching manner, the first protective sleeve is sleeved outside the external spline, the left end of the first protective sleeve is fixedly connected with the left universal joint fork, and an elastic ring and a first rubber sealing ring are arranged between the inner wall of the first protective sleeve and the external spline; the inner wall of first lag is equipped with the recess, elasticity circle and first rubber seal all set up in the recess, first rubber seal cover is established in the outside of external splines, elasticity snare is established in first rubber seal's outside, with the utility model discloses compare and have rubber seal and can wear and tear gradually, need in time carry out the problem of changing.
In the prior art, the dustproof structure of the cross-axle type universal coupling is simple, and only the rubber sealing ring is arranged, so that only the part of the coupling is prevented from dust, the dustproof area is small, and the dustproof efficiency is low; and rubber seal can take place wearing and tearing in dustproof use, leads to along with the live time's the lapse, and dustproof effect is progressively lower, and also can only disposable, problem that life is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the dustproof structure of the cross axle type universal coupling is simple, and only the arrangement of the rubber sealing ring leads to the local dustproof of the coupling, so that the dustproof area is small and the dustproof efficiency is low; and the rubber sealing ring can be worn in the dustproof use process, so that the dustproof effect is gradually lower along with the lapse of the use time, and the rubber sealing ring can only be used once and has a short service life.
The purpose of the utility model can be realized by the following technical scheme:
a dustproof cross-axle type universal coupling comprises a first compensation flange, a second compensation flange and a dustproof cover body, wherein two ends of the cover body are respectively detachably connected with the first compensation flange and the second compensation flange;
the dustproof cover body comprises a first cover body, a second cover body, a connecting plate, fastening bolts and a connecting cylinder body, wherein one side of the first cover body is movably connected with one side of the second cover body, the connecting plate is arranged on the other side of the first cover body and the other side of the second cover body respectively, the connecting plate is of a cuboid structure, a plurality of groups of threaded holes are formed in the connecting plate at equal intervals, and the fastening bolts are installed in the threaded holes; the connecting cylinder bodies are respectively positioned on two sides of the dustproof cover body and consist of a first cylinder body and a second cylinder body, the first cylinder body is arranged on two sides of the first cover body, the second cylinder body is arranged on two sides of the second cover body, and the first cylinder body is movably connected with the second cylinder body.
Preferably, first compensation flange and second compensation flange all include flange neck, universal joint body, ring flange and action bars, and the ring flange passes through swing joint spare and flange neck joint, is provided with the through-hole on the ring flange, installs the flange neck in the through-hole, and the flange neck is the hollow circular cylinder structure, is provided with the internal thread in the flange neck, be provided with on the connecting cylinder with the flange neck on the external screw thread of internal thread looks adaptation.
Preferably, the first cover body and the second cover body are both semi-cylindrical tube structures, the first tube body and the second tube body are both semi-cylindrical tube structures, and the diameter of the first cover body and the diameter of the second cover body are larger than the diameter of the first tube body and the diameter of the second tube body.
Preferably, an operating rod is arranged on the outer wall of the flange neck, anti-slip threads are arranged on the operating rod, the movable connecting piece is an angular contact ball bearing, the inner wall of the angular contact ball bearing is connected with the through hole of the flange plate, and the outer wall of the angular contact ball bearing is connected with the inner wall of the flange neck.
Preferably, the side wall of the dustproof cover body is uniformly provided with filter holes, and the dustproof cover body is made of stainless steel.
The utility model has the advantages that:
when the universal coupling body moves, the first compensation flange and the second compensation flange can generate relative motion to generate displacement, at the moment, the displacement is compensated through the self properties of the first compensation flange and the second compensation flange, the fact that the complex motion track of the universal coupling is not limited is guaranteed, and then the universal coupling body is protected in a dustproof mode through the dustproof cover body, so that the universal coupling body is protected in a dustproof mode more comprehensively, and the dustproof efficiency of the universal coupling body is greatly improved;
the threads are arranged on the connecting cylinder body and the flange neck in a matched mode, so that the flange neck rotates under the support of the angular contact ball bearing by rotating the operating rod in the mounting and dismounting process, the first compensation flange and the second compensation flange are mounted on the connecting cylinder body, the dustproof structure is mounted and dismounted conveniently and quickly, and only the flange neck needs to be driven to rotate; thereby be convenient for wash the maintenance to the dust cover body dismantlement, can reach the effect of recycling to guarantee that the dust cover body has good dustproof efficiency.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an internal structural view of the present invention;
fig. 3 is an overall structure diagram of the connection relationship between the first compensating flange and the dust-proof cover body.
In the figure: 1. a first compensating flange; 2. a second compensating flange; 3. a dust-proof cover body; 4. a first cover body; 5. a second cover body; 6. a connecting plate; 7. fastening a bolt; 8. a flange neck; 9. a universal coupling body; 10. a flange plate; 11. angular contact ball bearings; 12. an operating lever; 13. a barrel; 14. a first cylinder; 15. a second cylinder.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, a dust-proof cross axle type universal coupling comprises a first compensation flange 1, a second compensation flange 2 and a dust-proof cover body 3, wherein two ends of the dust-proof cover body 3 are respectively detachably connected with the first compensation flange 1 and the second compensation flange 2, two ends of a universal coupling body 9 are respectively connected with the first compensation flange 1 and the second compensation flange 2, and the universal coupling body 9 is positioned in the dust-proof cover body 3;
the dustproof cover body 3 comprises a first cover body 4, a second cover body 5, a connecting plate 6, fastening bolts 7 and a connecting cylinder body 13, one side of the first cover body 4 is movably connected with one side of the second cover body 5, the connecting plate 6 is respectively arranged on the other side of the first cover body 4 and the other side of the second cover body 5, the connecting plate 6 is of a cuboid structure, a plurality of groups of threaded holes are formed in the connecting plate 6 at equal intervals, and the fastening bolts 7 are installed in the threaded holes; the connecting cylinder bodies 13 are respectively positioned at two sides of the dustproof cover body 3, the connecting cylinder bodies 13 are composed of first cylinder bodies 14 and second cylinder bodies 15, the first cylinder bodies 14 are arranged at two sides of the first cover body 4, the second cylinder bodies 15 are arranged at two sides of the second cover body 5, and the first cylinder bodies 14 are movably connected with the second cylinder bodies 15.
The first compensation flange 1 and the second compensation flange 2 both comprise flange necks 8, universal coupling bodies 9, flange plates 10 and operating rods 12, the flange plates 10 are connected with the flange necks 8 through movable connecting pieces, through holes are formed in the flange plates 10, the flange necks 8 are installed in the through holes, the flange necks 8 are of a hollow cylindrical structure, internal threads are formed in the flange necks 8, external threads matched with the internal threads on the flange necks 8 are formed in a connecting cylinder body 13, the first cover body 4 and the second cover body 5 are of semi-cylindrical cylinder structures, the first cylinder body 14 and the second cylinder body 15 are of semi-cylindrical cylinder structures, the diameters of the first cover body 4 and the second cover body 5 are larger than those of the first cylinder body 14 and the second cylinder body 15, the operating rods 12 are arranged on the outer walls of the flange necks 8, anti-skid threads are arranged on the operating rods 12, the movable connecting pieces are angular contact ball bearings 11, the inner walls of the angular contact ball bearings 11 are, the outer wall of angular contact ball bearing 11 and flange neck 8's inner wall connection sets up the screw thread through the cooperation on connecting barrel 13 and flange neck 8 for in-process is dismantled in the installation, through rotating action bars 12, make flange neck 8 rotate under angular contact ball bearing 11 supports, thereby make and install first compensation flange 1 and second compensation flange 2 on connecting barrel 13, realize that dustproof construction convenient and fast installs the dismantlement, only need drive flange neck 8 rotatory can.
Evenly be provided with the filtration pore on the lateral wall of the dust cover body 3, and the dust cover body 3 is made by stainless steel material, through set up the filtration pore on the dust cover body 3, plays the dustproof effect to universal joint body 9 in the dust cover body 3, stainless steel material extension dust cover body 3's life.
In the utility model, when the universal coupling body 9 moves, the first compensating flange 1 and the second compensating flange 2 can generate relative motion to generate displacement, at the moment, the displacement is compensated through the self property of the first compensating flange 1 and the second compensating flange 2, the complex motion track of the universal coupling is not limited, and then the universal coupling body 9 is protected by dust through the dust-proof cover body 3, so that the universal coupling body 9 is protected by dust more comprehensively, and the dust-proof efficiency of the universal coupling body 9 is greatly improved;
through the cooperation set up the screw thread on connecting barrel 13 and flange neck 8 for dustproof construction convenient and fast installs the dismantlement, thereby is convenient for dismantle the dust guard body 3 and washs the maintenance, can reach the effect of recycling.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (5)
1. A dustproof cross-axle type universal coupling is characterized by comprising a first compensation flange (1), a second compensation flange (2) and a dustproof cover body (3), wherein two ends of the dustproof cover body (3) are respectively connected with the first compensation flange (1) and the second compensation flange (2) in a detachable mode, two ends of a universal coupling body (9) are respectively connected with the first compensation flange (1) and the second compensation flange (2), and the universal coupling body (9) is positioned in the dustproof cover body (3);
the dustproof cover body (3) comprises a first cover body (4), a second cover body (5), a connecting plate (6), fastening bolts (7) and a connecting cylinder body (13), one side of the first cover body (4) is movably connected with one side of the second cover body (5), the connecting plate (6) is arranged on the other side of the first cover body (4) and the other side of the second cover body (5) respectively, the connecting plate (6) is of a cuboid structure, a plurality of groups of threaded holes are formed in the connecting plate (6) at equal intervals, and the fastening bolts (7) are installed in the threaded holes; the connecting cylinder body (13) is respectively positioned at two sides of the dustproof cover body (3), the connecting cylinder body (13) is composed of a first cylinder body (14) and a second cylinder body (15), the first cylinder body (14) is installed at two sides of the first cover body (4), the second cylinder body (15) is installed at two sides of the second cover body (5), and the first cylinder body (14) is movably connected with the second cylinder body (15).
2. The dustproof cross-axle type universal coupling according to claim 1, wherein each of the first compensation flange (1) and the second compensation flange (2) comprises a flange neck (8), a universal coupling body (9), a flange plate (10) and an operating rod (12), the flange plate (10) is connected with the flange neck (8) through a movable connecting piece, a through hole is formed in the flange plate (10), the flange neck (8) is installed in the through hole, the flange neck (8) is of a hollow cylindrical structure, internal threads are formed in the flange neck (8), and external threads matched with the internal threads on the flange neck (8) are formed in the connecting cylinder (13).
3. A dust-proof cross-axle universal coupling according to claim 1, characterized in that the first cover (4) and the second cover (5) are both semi-cylindrical structures, the first cylinder (14) and the second cylinder (15) are both semi-cylindrical structures, and the diameter of the first cover (4) and the diameter of the second cover (5) are larger than the diameter of the first cylinder (14) and the second cylinder (15).
4. The dust-proof cross-axle type universal coupling according to claim 2, wherein an operating rod (12) is arranged on the outer wall of the flange neck (8), anti-slip threads are arranged on the operating rod (12), the movable connecting piece is an angular contact ball bearing (11), the inner wall of the angular contact ball bearing (11) is connected with the through hole of the flange plate (10), and the outer wall of the angular contact ball bearing (11) is connected with the inner wall of the flange neck (8).
5. A dust-proof cross-pin universal coupling according to claim 1, characterized in that the side walls of the dust-proof cover body (3) are provided with uniform filtering holes, and the dust-proof cover body (3) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921589974.2U CN210637401U (en) | 2019-09-23 | 2019-09-23 | Dustproof cross-axle type universal coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921589974.2U CN210637401U (en) | 2019-09-23 | 2019-09-23 | Dustproof cross-axle type universal coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210637401U true CN210637401U (en) | 2020-05-29 |
Family
ID=70797262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921589974.2U Active CN210637401U (en) | 2019-09-23 | 2019-09-23 | Dustproof cross-axle type universal coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210637401U (en) |
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2019
- 2019-09-23 CN CN201921589974.2U patent/CN210637401U/en active Active
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