CN205118128U - Novel chain unit - Google Patents
Novel chain unit Download PDFInfo
- Publication number
- CN205118128U CN205118128U CN201520935956.0U CN201520935956U CN205118128U CN 205118128 U CN205118128 U CN 205118128U CN 201520935956 U CN201520935956 U CN 201520935956U CN 205118128 U CN205118128 U CN 205118128U
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- Prior art keywords
- resistance
- joint
- bearing pin
- compression bar
- connecting portion
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Abstract
(B, ) the utility model provides a novel chain unit belongs to mechanical technical field. It has solved the current heavy problem of chain weight. This novel chain unit includes two inner plates and two outer chain plate, two inner plates are located between two outer chain plate, be equipped with the round pin axle between two inner plates, connecting portion all have on the face of round pin axle both ends, inner plate and outer chain plate all with the connecting portion axial fixity that corresponds, it has the roller to sell epaxial cover, round pin axle and connecting portion all are the cavity form, two connecting portion all have the internal thread, the internal thread equals along the axial length of the axial length of connecting portion with connecting portion, equal spiro union has the resistance to compression pole that is solid straight rods in two connecting portion, the external screw thread of resistance to compression pole along this anti pressure shaft to the axial length of length and resistance to compression pole equal, resistance to compression pole both ends face all is located same connecting portion, and the inner plate that links to each other of same connecting portion and outer chain plate all be located the resistance to compression pole the both ends face between. This novel chain unit has light in weight's advantage. (B, )
Description
Technical field
the utility model belongs to field of mechanical technique, relates to a kind of chain, particularly Novel chain unit.
Background technique
chain is a kind of very common transmission part, and existing chain is cascaded by a section chain unit substantially, and existing chain unit is a kind of wear-resisting entity chain [application number: 201520446735.7 disclosed in Chinese patent storehouse; Authorization Notice No.: CN204755744U], comprise inner plate, outer plate, bearing pin and sleeve, described inner plate and outer plate are all hinged on bearing pin, sleeve is set with outside bearing pin, be set between bearing pin and sleeve excessively coordinate or interference fit, described bearing pin two ends are provided with spindle nose, and described outer plate is arranged on spindle nose, described bearing pin is provided with the shaft shoulder I between outer plate and inner plate, described bearing pin is provided with the shaft shoulder II between inner plate and sleeve.
Inner plate and outer plate are coupled together by the bearing pin that same is solid shape by above-mentioned chain, to enable this three of inner plate, outer plate and connecting pin bear and offset the active force suffered by chain simultaneously, thus effectively improve the life-span of this chain.But this chain still exists a problem: because bearing pin is solid shape, and in actual product, bearing pin is made up to make it have larger hardness of Steel material, causes the weight of whole chain to strengthen.
Summary of the invention
the purpose of this utility model there are the problems referred to above for existing technology, proposes Novel chain unit, and technical problem to be solved in the utility model is how realizing extending service life of chain while, reduces again the weight of chain.
the purpose of this utility model realizes by following technical proposal: Novel chain unit, comprise just to the two pieces of inner plates arranged with just to the two pieces of outer plates arranged, and two pieces of inner plates are between two pieces of outer plates, vertically bearing pin is provided with between inner plate described in two, the both ends of the surface of this bearing pin all has the joint protruded in column, and inner plate and outer plate all with corresponding joint axial restraint, on described bearing pin, cover has roller cylindrically, it is characterized in that, bearing pin and joint are all in hollow shape, and bearing pin and joint are integral type structure, joint described in two all has internal thread, and internal thread is equal with the axial length of joint along the length of joint axis, the resistance to compression bar in solid direct rod shape is all bolted with in joint described in two, and the outside thread of resistance to compression bar is equal with the axial length of resistance to compression bar along the length of this resistance to compression bar axis, the both ends of the surface of described resistance to compression bar are all positioned at same a junction, and the inner plate be connected with same a junction and outer plate are all between the both ends of the surface of resistance to compression bar.
two pieces of inner plates are connected by same bearing pin with two pieces of outer plates, and the force bearing point distribution of inner plate, outer plate and bearing pin three on the same line, this three of inner plate, outer plate and bearing pin is enable to bear simultaneously and offset the active force suffered by chain, effectively to improve the compression resistance of this chain unit, thus extend the life-span of this chain unit.By arranging bearing pin all in hollow shape and joint, and resistance to compression bar is positioned at joint completely, relative to whole bearing pin in prior art all in filled circles column, there is the advantage alleviating weight chain, simultaneously because the force bearing point of chain mainly concentrates on the joint of joint and inner plate and outer plate, and be bolted with in joint sidewall completely and this joint offset and be the resistance to compression bar of solid shape, and the inner plate be connected with same a junction and outer plate are all between the both ends of the surface of resistance to compression bar, good supporting effect is played with the stressed concentrated position making resistance to compression pole pair above-mentioned, to guarantee the compression resistance of above-mentioned stressed concentrated position, thus alleviate weight chain simultaneously in realization, effective guarantee life-span of chain again.
in above-mentioned Novel chain unit, the madial wall described roller being positioned at two-port all offers annular groove, be equipped with 0 RunddichtringO one in each described annular groove, and the inner peripheral surface of 0 RunddichtringO one and the sidewall of bearing pin offset.
under the effect of 0 RunddichtringO one, keep to make the connection between roller and bearing pin sealing comparatively reliably, simultaneously, again because 0 RunddichtringO one is positioned at the port of roller, thus effectively avoid impurity to enter into the inner wearing and tearing adding large roller and bearing pin of roller, then improve the working life of roller and bearing pin, to improve the life-span of this chain unit further.
in above-mentioned Novel chain unit, the sidewall of the resistance to compression bar described in every root is equipped with annular slot, in described annular slot, is provided with 0 RunddichtringO two, and the outer circumferential face of 0 RunddichtringO two and the madial wall of connection part in port offset.
adopt above-mentioned structure, effectively to avoid the impurity such as dust enter by the joint of joint and resistance to compression bar and accumulate in the weight increasing joint in joint, thus make the stable realization of the object of the weight alleviating chain.
in above-mentioned Novel chain unit, described resistance to compression bar is plane away from the end face of bearing pin and this end face is provided with socket.
when reality uses, resistance to compression bar is screwed in joint by particular tool.Usual instrument is shaft-like, and its one end and socket match, and the sidewall of the other end has stopper.During concrete use, instrument one end is inserted to drive in resistance to compression bar screw-in joint in socket, and when the end face of the stopper on instrument and joint offsets, resistance to compression bar arrives specified position, is now extracted by instrument, has advantage easy to use.
compared with prior art, this Novel chain unit has the following advantages:
1, two pieces of inner plates are connected by same bearing pin with two pieces of outer plates, and the force bearing point distribution of inner plate, outer plate and bearing pin three on the same line, this three of inner plate, outer plate and bearing pin is enable to bear simultaneously and offset the active force suffered by chain, effectively to improve the compression resistance of this chain unit, thus extend the life-span of this chain unit.
, by arranging bearing pin all in hollow shape and joint, and resistance to compression bar is positioned at joint completely, relative to whole bearing pin in prior art all in filled circles column, there is the advantage alleviating weight chain, simultaneously because the force bearing point of chain mainly concentrates on the joint of joint and inner plate and outer plate, and be bolted with in joint sidewall completely and this joint offset and be the resistance to compression bar of solid shape, and the inner plate be connected with same a junction and outer plate are all between the both ends of the surface of resistance to compression bar, good supporting effect is played with the stressed concentrated position making resistance to compression pole pair above-mentioned, to guarantee the compression resistance of above-mentioned stressed concentrated position, thus alleviate weight chain simultaneously in realization, effective guarantee life-span of chain again.
Accompanying drawing explanation
fig. 1 is the structural representation of this Novel chain unit.
fig. 2 is the structure for amplifying schematic diagram at A place in Fig. 1.
fig. 3 is the structure for amplifying schematic diagram at B place in Fig. 1.
in figure, 1, inner plate; 2, outer plate; 3, bearing pin; 3a, joint; 4, roller; 5, resistance to compression bar; 5a, socket; 6, limited ring; 7, jump ring; 8,0 RunddichtringO two; 9,0 RunddichtringO one.
Embodiment
be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
as shown in Figure 1, this Novel chain unit is made up of inner plate 1, outer plate 2, bearing pin 3, roller 4, resistance to compression bar 5 etc.Wherein, inner plate 1 and outer plate 2 all have two pieces, and two pieces of inner plates 1 are just to setting, and two pieces of outer plates 2 are also just to setting, and two pieces of inner plates 1 are between two pieces of outer plates 2.
bearing pin 3 is in hollow columnar, and this bearing pin 3 is vertically located between two inner plates 1.The both ends of the surface of bearing pin 3 all have the joint 3a protruded in column, and joint 3a is also in hollow shape.In the present embodiment, joint 3a and bearing pin 3 are integral type structure.
as shown in Figure 1, inner plate 1 and outer plate 2 all with corresponding joint 3a axial restraint, namely inner plate 1 and outer plate 2 all can rotate around the axis of joint 3a.Specifically, inner plate 1 and outer plate 2 are equipped with the through hole one just right with joint 3a and through hole two, the end of joint 3a is successively through corresponding through hole one and through hole two.Further optimization, through hole one all reclines with the sidewall of joint 3a mutually with the madial wall of through hole two.
between the inner plate 1 and outer plate 2 of the same side, be provided with limited ring 6, limited ring 6 is enclosed within joint 3a, and the both ends of the surface of limited ring 6 recline mutually with inner plate 1 and outer plate 2 respectively.Inner plate 1 reclines mutually away from the end face of the sidewall of limited ring 6 with bearing pin 3, the sidewall of joint 3a is provided with jump-ring slot, jump ring 7 is provided with in jump-ring slot, and outer plate 2 offsets away from the sidewall of limited ring 6 and jump ring 7, thus outer plate 2 and inner plate 1 are all played to the effect of good axial limiting, to realize the object of outer plate 2 and joint 3a and inner plate 1 and joint 3a axial restraint.When as installed, the impacting force of jump ring 7 pairs of outer plates 2 can not be very large, to make outer plate 2 and inner plate 1 can swimmingly along the axial rotation of joint 3a.
as shown in Figure 1, two joint 3a all have internal thread, and internal thread is equal with the axial length of joint 3a along the length of joint 3a axis.Resistance to compression bar 5 is solid direct rod shape and resistance to compression bar 5 has outside thread.Resistance to compression bar 5 has two and two resistance to compression bars 5 are screwed onto in two joint 3a respectively.
further illustrate, the outside thread of resistance to compression bar 5 is equal with the axial length of resistance to compression bar 5 along the length of this resistance to compression bar 5 axis, and the both ends of the surface of resistance to compression bar 5 are all positioned at same a junction 3a, and namely now, the sidewall of resistance to compression bar 5 inwall that is complete and joint 3a offsets.
as shown in Figure 1, the inner plate 1 be connected with same a junction 3a and outer plate 2 are all between the both ends of the surface of resistance to compression bar 5, to make the stressed concentrated position on resistance to compression bar 5 pairs of chains play good supporting effect, guarantee the compression resistance of above-mentioned stressed concentrated position, thus ensure the life-span of chain.
as shown in Figure 2, the sidewall of every root resistance to compression bar 5 is equipped with annular slot, 0 RunddichtringO 28 is equipped with in each annular slot, and the madial wall that the outer circumferential face of 0 RunddichtringO 28 and joint 3a are positioned at port offsets, effectively to avoid the impurity such as dust enter by the joint of joint 3a and resistance to compression bar 5 and accumulate in the weight increasing joint 3a in joint 3a, thus make the stable realization of the object of the weight alleviating chain.
roller 4 cylindrically and this roller 4 be enclosed within bearing pin 3.As shown in Figure 3, madial wall roller 4 being positioned at two-port all offers annular groove, 0 RunddichtringO 1 is equipped with in each annular groove, and the inner peripheral surface of 0 RunddichtringO 1 and the sidewall of bearing pin 3 offset, keep to make the connection between roller 4 and bearing pin 3 sealing comparatively reliably, thus effectively avoid impurity to enter into the wearing and tearing adding large roller 4 and bearing pin 3 between roller 4 and bearing pin 3, then improve the working life of roller 4 and bearing pin 3, to improve the life-span of this chain unit.
in the present embodiment, as depicted in figs. 1 and 2, resistance to compression bar 5 is plane away from the end face of bearing pin 3 and this end face is provided with socket 5a.When reality uses, resistance to compression bar 5 is screwed in joint 3a by particular tool.Usual instrument is shaft-like, and its one end and socket 5a match, and the sidewall of the other end has stopper.During concrete use, instrument one end is inserted to drive resistance to compression bar 5 to screw in joint 3a in socket 5a, and when the end face of the stopper on instrument and joint 3a offsets, resistance to compression bar 5 arrives specified position, is now extracted by instrument, has advantage easy to use.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (4)
1. Novel chain unit, comprise just to the two pieces of inner plates arranged with just to the two pieces of outer plates arranged, and two pieces of inner plates are between two pieces of outer plates, vertically bearing pin is provided with between inner plate described in two, the both ends of the surface of this bearing pin all has the joint protruded in column, and inner plate and outer plate all with corresponding joint axial restraint, on described bearing pin, cover has roller cylindrically, it is characterized in that, bearing pin and joint are all in hollow shape, and bearing pin and joint are integral type structure, joint described in two all has internal thread, and internal thread is equal with the axial length of joint along the length of joint axis, the resistance to compression bar in solid direct rod shape is all bolted with in joint described in two, and the outside thread of resistance to compression bar is equal with the axial length of resistance to compression bar along the length of this resistance to compression bar axis, the both ends of the surface of described resistance to compression bar are all positioned at same a junction, and the inner plate be connected with same a junction and outer plate are all between the both ends of the surface of resistance to compression bar.
2. Novel chain unit according to claim 1, it is characterized in that, the madial wall described roller being positioned at two-port all offers annular groove, be equipped with 0 RunddichtringO one in each described annular groove, and the inner peripheral surface of 0 RunddichtringO one and the sidewall of bearing pin offsets.
3. Novel chain unit according to claim 1, it is characterized in that, the sidewall of the resistance to compression bar described in every root is equipped with annular slot, in described annular slot, is provided with 0 RunddichtringO two, and the outer circumferential face of 0 RunddichtringO two and the madial wall of connection part in port offset.
4. Novel chain unit according to claim 1, is characterized in that, described resistance to compression bar is plane away from the end face of bearing pin and this end face is provided with socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935956.0U CN205118128U (en) | 2015-11-23 | 2015-11-23 | Novel chain unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935956.0U CN205118128U (en) | 2015-11-23 | 2015-11-23 | Novel chain unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205118128U true CN205118128U (en) | 2016-03-30 |
Family
ID=55573743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520935956.0U Expired - Fee Related CN205118128U (en) | 2015-11-23 | 2015-11-23 | Novel chain unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205118128U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606059A (en) * | 2017-10-30 | 2018-01-19 | 泰州亚东链条有限公司 | A kind of chain with noise reduction buffering effect |
| CN111503223A (en) * | 2020-03-18 | 2020-08-07 | 江山市王牌链业有限公司 | Novel anti-blocking chain group structure |
-
2015
- 2015-11-23 CN CN201520935956.0U patent/CN205118128U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606059A (en) * | 2017-10-30 | 2018-01-19 | 泰州亚东链条有限公司 | A kind of chain with noise reduction buffering effect |
| CN107606059B (en) * | 2017-10-30 | 2023-04-14 | 阳泉煤业华茂制链有限公司 | Chain with noise reduction and buffering effects |
| CN111503223A (en) * | 2020-03-18 | 2020-08-07 | 江山市王牌链业有限公司 | Novel anti-blocking chain group structure |
| CN111503223B (en) * | 2020-03-18 | 2022-10-11 | 江山市王牌链业有限公司 | Anti-blocking chain group structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20171123 |