CN212250860U - Snake-shaped spring coupling for coal mine - Google Patents
Snake-shaped spring coupling for coal mine Download PDFInfo
- Publication number
- CN212250860U CN212250860U CN202020917116.2U CN202020917116U CN212250860U CN 212250860 U CN212250860 U CN 212250860U CN 202020917116 U CN202020917116 U CN 202020917116U CN 212250860 U CN212250860 U CN 212250860U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- cover
- coal mine
- steel cable
- serpentine spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000008878 coupling Effects 0.000 title claims abstract description 32
- 238000010168 coupling process Methods 0.000 title claims abstract description 32
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 32
- 239000003245 coal Substances 0.000 title claims abstract description 20
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims abstract description 28
- 238000003466 welding Methods 0.000 claims abstract 5
- 239000004579 marble Substances 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 210000001503 joint Anatomy 0.000 claims description 12
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000001050 lubricating effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
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- Springs (AREA)
Abstract
The utility model provides a serpentine spring shaft coupling for coal mine, including first cover shell, the outside carving of first cover shell has the screw thread, the side welding of first cover shell has the card cover, the opening has been seted up to the side of card cover, the bottom welding of first cover shell has the connecting plate, the screw has been run through at the top of connecting plate, the inner wall rotation of screw is connected with the bolt, the second cover shell has been cup jointed in the outside of bolt, the inner chamber has been seted up to the inside of second cover shell, the inside joint of inner chamber has the sleeve, the through-hole has been seted up to the side of sleeve, the inner wall fixedly connected with card post of through-hole, the draw-in groove has been seted up in the telescopic outside, the inner wall bonding of draw-in groove has the rubber circle, the outside of draw-in groove outwards extends ten centimeters department welding has the cardboard, the utility model discloses the screw thread that sets up, card cover, the lubricating frequency is increased due to easy abrasion in the using process, and the maintenance cost is increased.
Description
Technical Field
The utility model relates to the technical field of, especially, relate to a serpentine spring shaft coupling for coal mine.
Background
The coupling is a device which connects two shafts or a shaft and a rotating part, rotates together in the process of transmitting motion and power and does not separate under normal conditions, the serpentine spring coupling is a metal with an advanced structure and transmits torque by a serpentine spring piece, the serpentine spring coupling is the most advanced shaft connection transmission part in the current international mechanical field and is also a very general shaft connection transmission part, the main structure of the serpentine spring coupling is composed of two half couplings, two half outer covers, two sealing rings and the serpentine spring piece, and the serpentine spring coupling has the advantages of good vibration damping performance, long service life, low noise and good lubricating performance.
When the existing serpentine spring coupler is used for butting two different rotating shafts, the shell is not butted accurately enough, so that the time for butting the outer cover is increased, the installation time is increased, in addition, in the using process of the coupler, connecting pieces inside the coupler are easy to wear, the number of times for lubrication is increased, and the maintenance cost of the coupler is increased
Therefore, there is a need to provide a serpentine spring coupling for coal mines to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a serpentine spring shaft coupling for coal mine has solved current serpentine spring shaft coupling dustcoat butt joint accurate enough and has leaded to installation time increase, easy wearing and tearing in the use to make lubricated number of times increase and lead to the problem that the maintenance cost increased consuming time of butt joint process.
In order to solve the technical problem, the serpentine spring coupling for coal mine provided by the utility model comprises a first casing, wherein the outer side of the first casing is carved with screw threads, the side of the first casing is welded with a clamping cover, the side of the clamping cover is provided with an opening, the bottom of the first casing is welded with a connecting plate, the top of the connecting plate is penetrated with a screw hole, the inner wall of the screw hole is rotatably connected with a bolt, the outer side of the bolt is sleeved with a second casing, the inner side of the second casing is provided with an inner cavity, the inner part of the inner cavity is clamped with a sleeve, the side of the sleeve is provided with a through hole, the inner wall of the through hole is fixedly connected with a clamping column, the outer side of the sleeve is provided with a clamping groove, the inner wall of the clamping groove is bonded with a rubber ring, the outer side of the clamping groove extends outwards for ten, the side of fixture block has seted up the butt joint groove, the inside embedding of fixture block has the steel cable, the marble has been cup jointed to the one end that the butt joint groove was kept away from to the steel cable, the ball has been connected in the joint directly over the marble, the inboard joint of cardboard has serpentine spring.
Preferably, the screw thread is provided with two sections, the two sections of screw thread are symmetrical to two sides of the connecting plate, and the screw thread at two ends is carved on the outer sides of the first casing and the second casing respectively.
Preferably, the clamping cover is divided into two parts, the inner walls of the two parts of clamping cover are smooth, and the inner diameter of an opening formed by the two parts of clamping cover is matched with the outer diameter of the rotating shaft.
Preferably, the marble is located the middle position in the steel cable outside, the surface of marble scribbles lubricating oil, the marble is connected with the fixture block joint.
Preferably, the diameter of the steel cable is one third of the diameter of the marble, the steel cable is made of flexible metal materials, and the steel cable is embedded in the fixture block.
Preferably, the ball is provided with four, four the size of ball equals, four the ball all is connected with the cardboard joint.
Compared with the prior art, the utility model provides a pair of serpentine spring shaft coupling for coal mine has following beneficial effect:
the utility model provides a serpentine spring coupling for coal mine, through screw thread and card cover, when connecting two rotating shafts, one end of the sleeve needs to be passed through the through hole on the side of the sleeve first, so that the limit groove on the rotating shaft is connected with the card column, then the other end of the sleeve is sleeved with another rotating shaft, so that the coupling is installed on two different rotating shafts, then the tool can be used to be engaged with the outside screw thread of the first casing, the friction force of the tool and the first casing is increased, so that the first casing is sleeved on the outside of the sleeve more quickly, and the opening on the side of the card cover is attached to the outside of the rotating shaft, then the second casing is aligned with the connecting plate outside the first casing according to the same mode, then the bolt is passed through the screw hole on the top of the connecting plate, so that the bolt fixes the first casing and the second casing through the connecting plate, the design of screw thread and card cover can make the first casing and the, the butt-joint time of the casing is reduced thereby reducing the time required for installing the present coupling.
The utility model provides a serpentine spring coupling for coal mine, when a sleeve receives torque force transmitted by a rotating shaft through a marble and a steel cable, a clamping plate positioned on the side surface of the sleeve transmits the torque force to a clamping block connected with a clamping plate fixing nail, so that the steel cable on the inner side of the clamping block transmits the torque force to the marble, the marble slides along the gap between the clamping blocks, the received torque force is converted into kinetic energy, partial torque force received by the clamping block is consumed, the tension of the clamping block on the spring is reduced, the abrasion between the spring and the clamping block is reduced, when the displacement of the inner sides of the two sections of sleeves is reduced, the ball positioned between the two sections of sleeves slides along the side surfaces of the sleeves, the sleeve deviates in a proper range, the probability of looseness of the spring is reduced, abrasion between the coupling connecting pieces can be effectively reduced through the structural design, the number of times of lubrication is reduced, and the maintenance cost of an enterprise is saved.
Drawings
Fig. 1 is a schematic structural diagram of a serpentine spring coupling for a coal mine according to the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
fig. 3 is a cross-sectional view of the sleeve of the present invention.
Reference numbers in the figures: 1. a first jacket; 2. a thread; 3. a clamping cover; 4. an opening; 5. a bolt; 6. a connecting plate; 601. a screw hole; 7. a second jacket; 701. an inner cavity; 8. a sleeve; 801. clamping the column; 802. a through hole; 803. a card slot; 804. a rubber ring; 9. clamping a plate; 901. a clamping block; 902. a marble; 903. a wire rope; 904. a butt joint groove; 905. a ball; 10. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a serpentine spring coupling for coal mine according to the present invention; FIG. 2 is an exploded view of the overall structure of the present invention; fig. 3 is a cross-sectional view of the sleeve of the present invention. A serpentine spring coupling for coal mines comprises a first casing 1, threads 2 are carved on the outer side of the first casing 1, a clamping cover 3 is welded on the side surface of the first casing 1, an opening 4 is formed in the side surface of the clamping cover 3, a connecting plate 6 is welded at the bottom of the first casing 1, a screw hole 601 penetrates through the top of the connecting plate 6, a bolt 5 is rotatably connected to the inner wall of the screw hole 601, a second casing 7 is sleeved on the outer side of the bolt 5, an inner cavity 701 is formed in the second casing 7, a sleeve 8 is clamped in the inner cavity 701, a through hole 802 is formed in the side surface of the sleeve 8, a clamping column 801 is fixedly connected to the inner wall of the through hole 802, a clamping groove 803 is formed in the outer side of the sleeve 8, a rubber ring 804 is bonded to the inner wall of the clamping groove 803, a clamping plate 9 is welded at a ten-centimeter outward extending position of the outer side of the clamping plate 803, a clamping block 901, the one end that steel cable 903 kept away from butt joint groove 904 has cup jointed marble 902, and the joint has ball 905 directly over marble 902, and the inboard joint of cardboard 9 has serpentine spring 10.
Further, the screw thread 2 is provided with two sections, two sections of screw threads 2 are symmetrical to the both sides of connecting plate 6, both ends screw thread 2 carves respectively in the outside of first cover shell 1 and second cover shell 7, with the interlock of 2 outside screw threads of instrument and first cover shell 1, increase the frictional force of instrument and first cover shell 1, make first cover shell 1 cup joint in the outside of sleeve 8 more fast, can make first cover shell 1 and second cover shell 7 more accurate when the butt joint, thereby reduce the butt joint time of cover shell and reduce the time of installing this shaft coupling needs.
Further, card cover 3 divide into two parts, the inner wall of two parts card cover 3 is all smooth, the internal diameter of opening 4 that two parts card cover 3 formed and the external diameter looks adaptation of pivot, the opening 4 and the pivot outside laminating of card cover 3 side, align second cover shell 7 with the connecting plate 6 in the first cover shell 1 outside according to the same mode afterwards, make first cover shell 1 more accurate when the butt joint with second cover shell 7, thereby reduce the butt joint time of cover shell and reduce the time that this shaft coupling of installation needs.
Further, marble 902 is located the middle position in the steel cable 903 outside, and marble 902's surface scribbles lubricating oil, and marble 902 is connected with fixture block 901 joint, and the inboard steel cable 903 of fixture block 901 transmits torque to marble 902 for marble 902 slides along the gap between cardboard 9, converts the torque that receives into kinetic energy, consumes the partial torque that cardboard 9 received, reduces cardboard 9 to spring 10's pulling force, reduces the wearing and tearing between spring 10 and cardboard 9.
Further, the diameter of steel cable 903 is the third of marble 902 diameter, steel cable 903 adopts flexible metal material to make, steel cable 903 is embedded in the inside of fixture block 901, the inboard steel cable 903 of fixture block 901 transmits torque to marble 902, make marble 902 slide along the gap between cardboard 9, the torque force that will receive converts kinetic energy into, consume the partial torque force that cardboard 9 received, reduce cardboard 9 to spring 10's pulling force, reduce the wearing and tearing between spring 10 and cardboard 9, reduce lubricated number of times, practice thrift the maintenance cost of enterprise.
Further, ball 905 is provided with four, and four balls 905 are equal in size, and four balls 905 all are connected with cardboard 9 joint, and the ball 905 that is located between two sections sleeves 8 will slide along 8 sides of sleeve for sleeve 8 takes place the skew in suitable scope, reduces the probability that spring 10 takes place to become flexible, reduces lubricated number of times, practices thrift the maintenance cost of enterprise.
The utility model provides a pair of serpentine spring shaft coupling for coal mine's theory of operation as follows: at first inspect the utility model discloses an installation is fixed and safety protection, has just so accomplished right the utility model discloses a use, the utility model discloses simple structure, convenience safe in utilization.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a serpentine spring shaft coupling for coal mine, includes first cover shell (1), its characterized in that: the outer side of the first sleeve shell (1) is carved with threads (2), the side of the first sleeve shell (1) is welded with a clamp cover (3), the side of the clamp cover (3) is provided with an opening (4), the bottom of the first sleeve shell (1) is welded with a connecting plate (6), a screw hole (601) penetrates through the top of the connecting plate (6), the inner wall of the screw hole (601) is rotatably connected with a bolt (5), the outer side of the bolt (5) is sleeved with a second sleeve shell (7), the inner side of the second sleeve shell (7) is provided with an inner cavity (701), the inner part of the inner cavity (701) is clamped with a sleeve (8), the side of the sleeve (8) is provided with a through hole (802), the inner wall of the through hole (802) is fixedly connected with a clamp column (801), the outer side of the sleeve (8) is provided with a clamping groove (803), and the inner wall of the clamping groove (803, the outside of draw-in groove (803) extends outside ten centimeters and locates the welding have cardboard (9), the side welding of cardboard (9) has fixture block (901), butt joint groove (904) have been seted up to the side of fixture block (901), the inside embedding of fixture block (901) has steel cable (903), marble (902) have been cup jointed to the one end that butt joint groove (904) were kept away from in steel cable (903), ball (905) have been connected in the joint directly over marble (902), the inboard joint of cardboard (9) has spring (10).
2. The serpentine spring coupling for the coal mine according to claim 1, wherein the thread (2) is provided with two sections, the two sections of the thread (2) are symmetrical to two sides of the connecting plate (6), and the threads (2) at two ends are engraved on the outer sides of the first casing (1) and the second casing (7) respectively.
3. The serpentine spring coupling for the coal mine according to claim 1, wherein the clamp cover (3) is divided into two parts, the inner walls of the two parts of the clamp cover (3) are smooth, and the inner diameter of an opening (4) formed by the two parts of the clamp cover (3) is matched with the outer diameter of the rotating shaft.
4. The serpentine spring coupling for the coal mine according to claim 1, wherein the ball (902) is located at a center position outside the steel cable (903), the outer surface of the ball (902) is coated with lubricating oil, and the ball (902) is connected with the clamping block (901) in a clamping manner.
5. The serpentine spring coupling for coal mines according to claim 1, wherein the diameter of the steel cable (903) is one third of the diameter of the ball (902), the steel cable (903) is made of flexible metal material, and the steel cable (903) is embedded in the inside of the block (901).
6. The serpentine spring coupling for the coal mine according to claim 1, wherein four balls (905) are provided, the four balls (905) have the same size, and the four balls (905) are connected with a clamping plate (9) in a clamping manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917116.2U CN212250860U (en) | 2020-05-26 | 2020-05-26 | Snake-shaped spring coupling for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917116.2U CN212250860U (en) | 2020-05-26 | 2020-05-26 | Snake-shaped spring coupling for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250860U true CN212250860U (en) | 2020-12-29 |
Family
ID=73975447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020917116.2U Expired - Fee Related CN212250860U (en) | 2020-05-26 | 2020-05-26 | Snake-shaped spring coupling for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250860U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113606259A (en) * | 2021-03-11 | 2021-11-05 | 北京巴什卡科技有限公司 | Hub assembly for maintenance-free snake-shaped spring coupling and coupling |
| CN114559237A (en) * | 2022-01-26 | 2022-05-31 | 苏州虹逸重工科技有限公司 | Special bidirectional servo press-fitting hydraulic machine |
| CN118836224A (en) * | 2024-09-23 | 2024-10-25 | 大同市巴什卡机械制造有限公司 | Hydraulic serpentine spring coupling with high bearing capacity |
-
2020
- 2020-05-26 CN CN202020917116.2U patent/CN212250860U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113606259A (en) * | 2021-03-11 | 2021-11-05 | 北京巴什卡科技有限公司 | Hub assembly for maintenance-free snake-shaped spring coupling and coupling |
| CN114559237A (en) * | 2022-01-26 | 2022-05-31 | 苏州虹逸重工科技有限公司 | Special bidirectional servo press-fitting hydraulic machine |
| CN118836224A (en) * | 2024-09-23 | 2024-10-25 | 大同市巴什卡机械制造有限公司 | Hydraulic serpentine spring coupling with high bearing capacity |
| CN118836224B (en) * | 2024-09-23 | 2024-12-10 | 大同市巴什卡机械制造有限公司 | A high-load-bearing hydraulic serpentine spring coupling |
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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: 20201229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |