CN220646547U - Plum blossom cushion shaft coupling - Google Patents
Plum blossom cushion shaft coupling Download PDFInfo
- Publication number
- CN220646547U CN220646547U CN202320892614.XU CN202320892614U CN220646547U CN 220646547 U CN220646547 U CN 220646547U CN 202320892614 U CN202320892614 U CN 202320892614U CN 220646547 U CN220646547 U CN 220646547U
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- CN
- China
- Prior art keywords
- shaft body
- ring
- plum blossom
- shaft
- axis body
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- 230000008878 coupling Effects 0.000 title claims abstract description 34
- 238000010168 coupling process Methods 0.000 title claims abstract description 34
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 34
- 210000000078 claw Anatomy 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 7
- 239000010802 sludge Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Vibration Dampers (AREA)
Abstract
The utility model provides a plum blossom rubber cushion coupler which comprises a first shaft body and a second shaft body, wherein plum blossom rubber cushions are arranged between opposite sides of the first shaft body and the second shaft body, the first shaft body and the second shaft body are mutually clamped, fixing grooves are formed in the surfaces of the first shaft body and the second shaft body, an upper fixing half ring and a lower fixing half ring are respectively connected to the top and the bottom of the surfaces of the first shaft body and the second shaft body, and positioning strips are respectively connected to the bottom of the upper fixing half ring and the top of the lower fixing half ring; according to the utility model, through the cooperation of the fixing groove, the upper fixing semi-ring, the lower fixing semi-ring, the upper fixing plate, the lower fixing plate, the fixing bolt, the fixing nut and the like, the joint of the first shaft body and the second shaft body can be sealed and shielded, external dust is prevented from entering the joint, the dust is prevented from increasing the friction force between the shaft bodies of the connecting shafts, excessive oil sludge is prevented from being generated, and the subsequent cleaning and replacement of the coupling are facilitated.
Description
Technical Field
The utility model belongs to the field of shaft transmission, and particularly relates to a plum blossom rubber cushion coupler.
Background
A coupling, also known as a coupling, is a mechanical component used to firmly connect drive and driven shafts in different mechanisms for rotation together and to transmit motion and torque. Sometimes also used to connect shafts with other parts; the coupling can be divided into a rigid coupling and a flexible coupling, wherein the rigid coupling does not have the capacity of buffering and compensating the relative displacement of two axes, requires the rigid centering of the two axes, is commonly used with a flange coupling, a sleeve coupling, a clamping shell coupling and the like, and the flexible coupling can be divided into an inelastic element flexible coupling and an elastic element flexible coupling, and the former type only has the capacity of compensating the relative displacement of the two axes, but cannot buffer and damp, and is commonly used with a sliding block coupling, a tooth coupling and the like; the latter type contains elastic elements, and besides the capability of compensating the relative displacement of two axes, the elastic elements have buffering and vibration damping effects, which are generally inferior to flexible couplings without elastic elements, and are commonly provided with elastic sleeve pin couplings, elastic pin couplings, quincuncial couplings and the like.
The plum coupling is suitable for connecting two coaxial transmission shafting, has the advantages of compensating the relative deflection of the two shafts, damping, wear resistance and buffering, and meanwhile, has the advantages of simple structure, no need of lubrication, convenient maintenance, convenient inspection, no maintenance, continuous long-term operation and the like, and is widely applied to crane travelling crane; most of the existing plum blossom couplings are not used for protecting joints, so that dust outside the plum blossom couplings can enter gaps among the couplings in the using process, a large amount of oil sludge can be generated after a long time, normal use of the couplings is affected, and meanwhile the couplings are inconvenient to clean.
In summary, the present utility model provides a plum blossom rubber cushion coupling to solve the above problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a plum blossom rubber cushion coupler, which aims to solve the problems that most plum blossom rubber cushion couplers in the prior art do not protect joints in the using process, so that external dust can enter gaps among the couplers in the using process, a large amount of oil sludge can be generated after a long time, normal use of the coupler is affected, and meanwhile, the couplers are inconvenient to clean.
The utility model provides a plum blossom cushion shaft coupling, includes first axis body and second axis body, is provided with the plum blossom cushion between the relative one side of first axis body and second axis body, first axis body and the mutual block of second axis body, the fixed slot has all been seted up on the surface of first axis body and second axis body, the top and the bottom on first axis body and second axis body surface are connected with fixed semi-ring and lower fixed semi-ring respectively, the bottom of fixed semi-ring and the top of fixed semi-ring down all are connected with the locating strip, locating strip and fixed slot looks adaptation, the both sides of fixed slot inner wall all are connected with the filling pad.
Preferably, the filling pad is made of rubber, and the filling pad is in interference fit with the positioning strip.
Preferably, the front side and the rear side of the upper fixing half ring are both connected with an upper fixing plate, the front side and the rear side of the lower fixing half ring are both connected with a lower fixing plate, a fixing bolt movably penetrates through the upper fixing plate, a fixing nut is connected to the bottom of the lower fixing plate, the bottom end of the fixing bolt movably penetrates through the lower fixing plate and extends to the outer portion of the lower fixing plate, and the fixing bolt is matched with the fixing nut.
Preferably, the first shaft body and the second shaft body are both provided with convex claws, the plum blossom rubber cushion is provided with convex petals, and the convex claws are matched with the convex petals.
Preferably, six convex petals are arranged along the circumference of the plum blossom rubber cushion, the number of convex claws on the first shaft body and the second shaft body is three, and the convex claws are uniformly distributed along the circumference of the first shaft body and the second shaft body.
Preferably, the left side of the first shaft body and the right side of the second shaft body are both connected with transmission rods.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the cooperation of the fixing groove, the upper fixing semi-ring, the lower fixing semi-ring, the upper fixing plate, the lower fixing plate, the fixing bolt, the fixing nut and the like, the joint of the first shaft body and the second shaft body can be sealed and shielded, external dust is prevented from entering the joint, the dust is prevented from increasing the friction force between the shaft bodies of the connecting shafts, excessive oil sludge is prevented from being generated, and the subsequent cleaning and replacement of the coupling are facilitated.
Drawings
FIG. 1 is a schematic view of the surface structures of a first shaft body and a second shaft body according to the present utility model;
FIG. 2 is a schematic view of the surface structures of the upper and lower stationary half rings of the present utility model;
FIG. 3 is a side view of the surface structures of the upper and lower stationary half rings of the present utility model;
FIG. 4 is a right side view of the first shaft surface structure of the present utility model;
fig. 5 is a left side view of the surface structure of the second shaft body of the present utility model.
In the figure:
1. a first shaft body; 2. a second shaft body; 3. plum blossom rubber cushion; 4. a fixing groove; 5. an upper stationary half ring; 6. a lower stationary half ring; 7. a positioning strip; 8. filling a pad; 9. an upper fixing plate; 10. a lower fixing plate; 11. a fixing bolt; 12. a fixing nut; 13. a claw; 14. convex petals; 15. a transmission rod.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1-5, the utility model provides a quincuncial rubber cushion coupler, which comprises a first shaft body 1 and a second shaft body 2, wherein a quincuncial rubber cushion 3 is arranged between opposite sides of the first shaft body 1 and the second shaft body 2, the first shaft body 1 and the second shaft body 2 are mutually clamped, the surfaces of the first shaft body 1 and the second shaft body 2 are respectively provided with a fixed groove 4, the top and the bottom of the surfaces of the first shaft body 1 and the second shaft body 2 are respectively connected with an upper fixed half ring 5 and a lower fixed half ring 6, the bottom of the upper fixed half ring 5 and the top of the lower fixed half ring 6 are respectively connected with a positioning strip 7, the positioning strips 7 are matched with the fixed groove 4, two sides of the inner wall of the fixed groove 4 are respectively connected with a filling pad 8, and after the first shaft body 1 is connected with the second shaft body 2, the upper fixed half ring 5 and the lower fixed half ring 6 are clamped to the surfaces of the first shaft body 1 and the second shaft body 2, so that the joint can be shielded, and the external dust is prevented from entering the interior of the joint of the first shaft body 1 and the second shaft body 2, so that excessive oil sludge can be ensured; the filling pad 8 is made of rubber, the filling pad 8 is in interference fit with the positioning strip 7, the filling pad 8 is extruded when the positioning strip 7 is clamped into the fixed groove 4, and the filling pad 8 is deformed, so that gaps between the fixed groove 4 and the positioning strip 7 can be filled.
Referring to fig. 1-3, the front side and the rear side of the upper half-ring 5 are both connected with an upper fixing plate 9, the front side and the rear side of the lower half-ring 6 are both connected with a lower fixing plate 10, a fixing bolt 11 movably penetrates through the upper fixing plate 9, the bottom of the lower fixing plate 10 is connected with a fixing nut 12, the bottom end of the fixing bolt 11 movably penetrates through the lower fixing plate 10 and extends to the outside of the lower fixing plate 10, the fixing bolt 11 is matched with the fixing nut 12, after the first shaft body 1 and the second shaft body 2 are abutted, the upper half-ring 5 is connected with the lower half-ring 6, the upper fixing plate 9 is connected with the lower fixing plate 10 through the fixing bolt 11 and the fixing nut 12, and the upper half-ring 5 and the lower half-ring 6 can be fixed, so that the upper half-ring 5 and the lower half-ring 6 are prevented from falling loose from the surfaces of the first shaft body 1 and the second shaft body 2.
Referring to fig. 4 and 5, the first shaft body 1 and the second shaft body 2 are provided with a claw 13, the plum blossom rubber pad 3 is provided with a convex flap 14, and the claw 13 is matched with the convex flap 14; the convex petals 14 are arranged in six along the circumferential direction of the plum blossom rubber cushion 3, the number of the convex claws 13 on the first shaft body 1 and the second shaft body 2 is three, the convex claws 13 are uniformly distributed along the circumferential direction of the first shaft body 1 and the second shaft body 2, when the first shaft body 1 is clamped with the second shaft body 2, the convex claws 13 are mutually staggered, meanwhile, the convex claws 13 are clamped between two adjacent convex petals 14, and when the coupling is used, the plum blossom rubber cushion 3 plays a role in buffering the convex claws 13.
Referring to fig. 1 and 2, a transmission rod 15 is connected to the left side of the first shaft body 1 and the right side of the second shaft body 2, and the transmission rod 15 can drive the first shaft body 1 or the second shaft body 2 to rotate.
The specific working principle is as follows: as shown in fig. 1 to 5, when the quincuncial rubber cushion coupling is used, the first shaft body 1 and the second shaft body 2 are butted, then the upper fixing half ring 5 and the lower fixing half ring 6 are clamped on the surfaces of the first shaft body 1 and the second shaft body 2, the positioning strips 7 are clamped into the fixing grooves 4, the filling pad 8 is extruded when the positioning strips 7 are clamped into the fixing grooves 4, the filling pad 8 is deformed, gaps between the fixing grooves 4 and the positioning strips 7 are filled, the upper fixing plate 9 and the lower fixing plate 10 are further connected and fixed through the fixing bolts 11 and the fixing nuts 12, the upper fixing half ring 5 and the lower fixing half ring 6 are fixed, the upper fixing half ring 5 and the lower fixing half ring 6 are prevented from falling off from the surfaces of the first shaft body 1 and the second shaft body 2, the convex claws 13 are mutually staggered when the first shaft body 1 and the second shaft body 2 are clamped, meanwhile, the convex claws 13 are clamped between the two adjacent convex claws 14, and the quincuncial rubber cushion 3 plays a role of buffering the convex claws 13 when the quincuncial rubber cushion coupling is used.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (6)
1. The utility model provides a plum blossom cushion shaft coupling, includes first axis body (1) and second axis body (2), its characterized in that: be provided with plum blossom cushion (3) between the relative one side of first axis body (1) and second axis body (2), first axis body (1) and second axis body (2) block each other, fixed slot (4) have all been seted up on the surface of first axis body (1) and second axis body (2), the top and the bottom on first axis body (1) and second axis body (2) surface are connected with fixed semi-ring (5) and lower fixed semi-ring (6) respectively, the bottom of fixed semi-ring (5) and the top of fixed semi-ring (6) down all are connected with location strip (7), location strip (7) and fixed slot (4) looks adaptation, the both sides of fixed slot (4) inner wall all are connected with filling pad (8).
2. The quincuncial cushion coupler of claim 1, wherein: the filling pad (8) is made of rubber, and the filling pad (8) is in interference fit with the positioning strip (7).
3. The quincuncial cushion coupler of claim 1, wherein: the front side and the rear side of going up fixed semi-ring (5) all are connected with fixed plate (9), the front side and the rear side of lower fixed semi-ring (6) all are connected with fixed plate (10) down, it has fixing bolt (11) to go up the activity run through on fixed plate (9), the bottom of fixed plate (10) is connected with fixation nut (12), the bottom activity of fixing bolt (11) runs through fixed plate (10) down and extends to the outside of fixed plate (10) down, fixing bolt (11) and fixation nut (12) looks adaptation.
4. The quincuncial cushion coupler of claim 1, wherein: the novel double-sided plastic shaft comprises a first shaft body (1) and a second shaft body (2), wherein convex claws (13) are arranged on the first shaft body and the second shaft body (2), convex petals (14) are arranged on the plum blossom rubber cushion (3), and the convex claws (13) are matched with the convex petals (14).
5. The quincuncial cushion coupler of claim 4, wherein: six convex petals (14) are arranged along the circumference of the plum blossom rubber cushion (3), the number of the convex claws (13) on the first shaft body (1) and the second shaft body (2) is three, and the convex claws (13) are uniformly distributed along the circumference of the first shaft body (1) and the second shaft body (2).
6. The quincuncial cushion coupler of claim 1, wherein: the left side of the first shaft body (1) and the right side of the second shaft body (2) are both connected with a transmission rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320892614.XU CN220646547U (en) | 2023-04-20 | 2023-04-20 | Plum blossom cushion shaft coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320892614.XU CN220646547U (en) | 2023-04-20 | 2023-04-20 | Plum blossom cushion shaft coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220646547U true CN220646547U (en) | 2024-03-22 |
Family
ID=90265049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320892614.XU Active CN220646547U (en) | 2023-04-20 | 2023-04-20 | Plum blossom cushion shaft coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220646547U (en) |
-
2023
- 2023-04-20 CN CN202320892614.XU patent/CN220646547U/en active Active
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| GR01 | Patent grant |