CN101307824A - Split type chain sprocket splicing structure - Google Patents
Split type chain sprocket splicing structure Download PDFInfo
- Publication number
- CN101307824A CN101307824A CNA2008101069719A CN200810106971A CN101307824A CN 101307824 A CN101307824 A CN 101307824A CN A2008101069719 A CNA2008101069719 A CN A2008101069719A CN 200810106971 A CN200810106971 A CN 200810106971A CN 101307824 A CN101307824 A CN 101307824A
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- groove
- splicing
- pressure strip
- sprocket
- split type
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Abstract
The invention discloses a split type sprocket splicing structure, comprising a sprocket formed by matching and splicing two half wheels, as well as a chain shaft. Two splicing parts between the two half wheels are respectively provided with a fastening-connecting structure which fixes the sprocket with the chain shaft. The fastening-connecting structure is completely different from a fixation method of bolts and pins in the prior art, wherein two sides of the two half wheel splicing parts on the chain shaft are respectively provided with a first groove and a second groove along the circumferential direction; a first compression plate clamped in the first groove and a second compression plate clamped in the second groove are fixed with the two half wheels through a fastener. Therefore, the first compression plate and the second compression plate, together with groove planes on the chain shaft, can jointly play a role in bonding, prevent the relative rotation between the sprocket and the chain shaft and bear sufficient shearing force. The structure does not need on-site matching process, is simpler and more convenient to install, detach and operate, stabler in performance and longer in life-span.
Description
Technical field
The present invention relates to a kind of chain sprocket structure, be specifically related to a kind of split type chain sprocket splicing structure.
Background technique
Chain sprocket structure is widely used at mechanical field, for example chain-driven staircase, chain-driven Motor Vehicle etc.In the existing split type chain sprocket structure, for guarantee half wheel connect with chain rivet between relative rotation does not take place, must fix two and half sprocket wheels and chain rivet, need join at scene on the sprocket wheel usually and make bolt hole and on chain rivet, beat pin-and-hole, execute-in-place gets up more loaded down with trivial details; In the process that sprocket wheel rotatablely moves, bolt and pin can be subjected to the influence of centrifugal force, easily break down; In addition, during as if the use duplex chain wheel, the gap between the duplex chain wheel is smaller, and therefore the bolt that uses and the diameter of pin also can correspondingly reduce, the bigger shearing force of generation when bolt and pin difficulty are born the sprocket wheel running, bolt and pin easy-rupturing; Beat on the chain rivet after a lot of holes, the intensity of chain rivet also can weaken.
Between above reason, existing split type chain sprocket structure usually install more loaded down with trivial details and use easily break down, working life is shorter.
Summary of the invention
At above-mentioned problem, it is easy and performance is more stable, the split type chain sprocket splicing structure of longer service life to the purpose of this invention is to provide a kind of fitting operation.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of split type chain sprocket splicing structure, the chain rivet that it comprises sprocket wheel, is used with described sprocket wheel, described sprocket wheel comprises half wheel of two splicings that match, wherein, described two and half two splicings place between taking turns all are respectively equipped with the fastening structure of fixedly connected described sprocket wheel and chain rivet
Described fastening structure comprises: on the described chain rivet and be positioned at that two and half both sides of taking turns splicing place along the circumferential direction offer first groove respectively and second groove, first pressure strip that is arranged in first groove, second pressure strip that is arranged in second groove, described first pressure strip, two and half of fixedlying connected is taken turns and the fastening piece of second pressure strip.
In the split type chain sprocket splicing structure of said structure, the fastening structure of partly taking turns splicing place employing is different from the means of fixation of bolt of the prior art and pin fully, its two and half both sides of taking turns splicing place on chain rivet are along the circumferential direction offered first groove and second groove respectively, first pressure strip that is arranged in first groove is taken turns with two and half by a fastening piece with second pressure strip that is arranged in second groove and is fixedlyed connected, therefore first pressure strip and second pressure strip can play strong effect together with the groove plane on the chain rivet, the relative rotation between sprocket wheel and the chain rivet can be prevented, and enough shearing forces can be born.Adopt this structure, the scene that need not is on the one hand joined and is made bolt hole and pin-and-hole, and installation procedure is simplified greatly, and disassembling section is also very easy; On the one hand, first pressure strip and second pressure strip are subjected to the influence of centrifugal force little with respect to bolt and pin, and can bear enough shearing forces in addition, and performance is more stable, longer service life.
As a further improvement on the present invention, offer respectively on described two and half outer side walls of taking turns and first groove and the corresponding recess of second groove, take turns when being in the splicing state when two and half, the amalgamation back recesses that described first pressure strip and second pressure strip are all corresponding with it respectively is complementary.
As another kind of improvement the of the present invention, all offer "T"-shaped draw-in groove on the described two and half splicing end faces of taking turns, described split type chain sprocket splicing structure also comprises two " worker " font contiguous blocks that match with described "T"-shaped draw-in groove, and described contiguous block inserts described "T"-shaped draw-in groove and takes turns splicing with two and half.This connecting method is more stable in the mode that convex body and groove directly cooperate than of the prior art two and half splicing surfaces of taking turns.
The present invention compared with prior art, no scene joins that to do the operation of operation, installing/dismounting easier and performance is more stable, longer service life.
Description of drawings
Fig. 1 is the three-dimensional broken away view of the part of the split type chain sprocket splicing structure of the present invention;
Fig. 2 is the sectional view of the split type chain sprocket splicing structure of the present invention;
Wherein: 1, half wheel; 2, half wheel;
3, chain rivet; 31, first groove; 32, second groove;
4, first pressure strip; 5, second pressure strip; 6, contiguous block; 7, cover plate; 8, pin;
9, bolt;
11, mounting hole; 16, draw-in groove; 41, blind hole; 51, through hole; 71, tapped hole.
Embodiment
Further set forth split type chain sprocket splicing structure of the present invention below in conjunction with drawings and Examples.
Embodiment
Referring to Fig. 1, a kind of split type chain sprocket splicing structure, the chain rivet 3 that it comprises sprocket wheel, is used with sprocket wheel, what sprocket wheel comprised two splicings that match partly takes turns 1 and partly take turns 2, wherein, partly take turns 1 and partly take turns the fastening structure that two splicings place between 2 all are respectively equipped with fixedly connected sprocket wheel and chain rivet 3.As shown in Figure 1, splicing place respectively has a fastening structure up and down.
Fastening structure comprises: on the chain rivet 3 and be positioned at two and half both sides of taking turns splicing place and along the circumferential direction offer the fastening piece that first groove 31 and second groove 32, first pressure strip 4 that is arranged in first groove 31, second pressure strip 5 that is arranged in second groove 32, described first pressure strip 4, two and half of fixedlying connected are taken turns 1 or 2 and second pressure strip 5 respectively.
In the split type chain sprocket splicing structure of said structure, the fastening structure of partly taking turns splicing place employing is different from the means of fixation of bolt of the prior art and pin fully, first pressure strip 4 and second pressure strip 5 can play strong effect together with two groove planes on the chain rivet 3, the counterrotating effect between sprocket wheel and the chain rivet 3 can be prevented, and enough shearing forces can be born.
Above-mentioned fixedly connected described first pressure strip 4, two and half fastening pieces of taking turns 1 or 2 and second pressure strip 5 can adopt the customary means of mechanical field to realize, for example: as shown in Figure 1, partly take turns 1 and partly take turns and all have mounting hole on 2, first pressure strip 4 is provided with two corresponding blind holes 41 of mounting hole of taking turns with half, second pressure strip 5 is provided with two corresponding through holes 51 of mounting hole of taking turns with half, run through two pins 8 that through hole on second pressure strip 5 51 and half wheel are gone up mounting hole and be butted on blind hole 41 on first pressure strip 4, be arranged on the cover plate 7 in second pressure strip, 5 outsides, offer on the cover plate 7 and two pin 8 corresponding two tapped holes 71, push against two bolts 9 of two pins 8 with two tapped holes 71 being used to of being complementary.
As shown in Figure 1, partly take turns 1 and partly take turns on 2 the outer side wall and offer respectively and first groove 31 and second groove, 32 corresponding recesses, take turns when being in the splicing state when two and half, the amalgamation back recesses that first pressure strip 4 and second pressure strip 5 are all corresponding with it respectively is complementary.Adopt this structure, the transmission better effects if between chain rivet 3 and the sprocket wheel is more stable.
As shown in Figure 1 and Figure 2, partly take turns 1 and partly take turns on 2 the splicing end face and all offer "T"-shaped draw-in groove 16, the split type chain sprocket splicing structure of the present invention also comprises two " worker " font contiguous blocks 6 that match with described "T"-shaped draw-in groove, takes turns two and half and is stitched together thereby contiguous block 6 inserts "T"-shaped draw-in groove 16.This connecting method is more stable in the mode that convex body and groove directly cooperate than of the prior art two and half splicing surfaces of taking turns.
Above-mentioned split type chain sprocket splicing structure, installation steps are as follows: at first first pressure strip 4 is inserted in first groove 31, take turns the assigned position that is placed on the chain rivet 3 with two and half again, compress first pressure strip 4; Again contiguous block 6 is inserted into two and half and takes turns the "T"-shaped draw-in groove 16 that splices section, take turns splicing two and half; Again second pressure strip 5 is inserted in second groove 32; Pin 8 inserted the mounting hole on through hole on second pressure strip 5, half wheel successively and be butted on blind hole 41 on first pressure strip 4; Install cover plate 7, bolt 9 is inserted the tapped hole 71 on the cover plate 7 and pushes against pin 8.During dismounting, reversed in order.
Adopt this structure, the scene that need not is on the one hand joined and is made bolt hole and pin-and-hole, and installation procedure is simplified greatly, and disassembling section is also very easy; In addition on the one hand, first pressure strip 4 and second pressure strip 5 can play strong effect together with two groove planes on the chain rivet 3, can prevent the counterrotating effect between sprocket wheel and the chain rivet 3, and can bear enough shearing forces, and first pressure strip 4 and second pressure strip 5 are subjected to the influence of centrifugal force also smaller with respect to bolt and pin, performance is more stable, longer service life.
The foregoing description only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage that is familiar with this art can understand content of the present invention and is implemented; can not limit protection scope of the present invention with this; all equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (3)
1, a kind of split type chain sprocket splicing structure, the chain rivet (3) that it comprises sprocket wheel, is used with described sprocket wheel, described sprocket wheel comprises half wheel (1 or 2) of two splicings that match, it is characterized in that: described two and half take turns the fastening structure that two splicings place between (1 or 2) all are respectively equipped with fixedly connected described sprocket wheel and chain rivet (3)
Described fastening structure comprises: described chain rivet (3) is gone up and is positioned at two and half both sides of taking turns (1 or 2) splicing place and along the circumferential direction offers the fastening piece that first groove (31) and second groove (32), first pressure strip (4) that is arranged in first groove (31), second pressure strip (5) that is arranged in second groove (32), described first pressure strip (4), two and half of fixedlying connected are taken turns (1 or 2) and second pressure strip (5) respectively.
2, split type chain sprocket splicing structure according to claim 1, it is characterized in that: described two and half take turns on the outer side wall of (1 or 2) and offer respectively and first groove (31) and the corresponding recess of second groove (32), take turns (1 or 2) when being in the splicing state when two and half, the amalgamation back recesses that described first pressure strip (4) and second pressure strip (5) are all corresponding with it respectively is complementary.
3, split type chain sprocket splicing structure according to claim 1, it is characterized in that: described two and half take turns on the splicing end face of (1 or 2) and all offer "T"-shaped draw-in groove (16), described split type chain sprocket splicing structure also comprises two " worker " font contiguous blocks (6) that match with described "T"-shaped draw-in groove, and described contiguous block (6) inserts described "T"-shaped draw-in groove (16) and takes turns (1 or 2) splicing with two and half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101069719A CN101307824A (en) | 2008-06-27 | 2008-06-27 | Split type chain sprocket splicing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101069719A CN101307824A (en) | 2008-06-27 | 2008-06-27 | Split type chain sprocket splicing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101307824A true CN101307824A (en) | 2008-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101069719A Pending CN101307824A (en) | 2008-06-27 | 2008-06-27 | Split type chain sprocket splicing structure |
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| CN (1) | CN101307824A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443516A (en) * | 2015-12-18 | 2016-03-30 | 太仓井林机械科技有限公司 | Anti-loosening screw cap assembly |
| CN105972006A (en) * | 2016-06-28 | 2016-09-28 | 陈昊书 | Structure for enhancing connection stability |
| CN105972009A (en) * | 2016-06-28 | 2016-09-28 | 马单 | Arc-shaped clamping part |
| CN106015204A (en) * | 2016-06-28 | 2016-10-12 | 马单 | Composite clamping part |
| CN106183620A (en) * | 2016-07-27 | 2016-12-07 | 泉州市成裕机械设备有限公司 | A kind of engineering machinery combination driving wheel |
| CN107859728A (en) * | 2017-09-30 | 2018-03-30 | 通力电梯有限公司 | Chain wheel assembly including its escalator handrail system and chain wheel drive system |
| CN108386523A (en) * | 2018-05-09 | 2018-08-10 | 张家港汉升机械科技有限公司 | A kind of Double-gear mechanism that installation is stable |
| CN108657927A (en) * | 2018-07-10 | 2018-10-16 | 湖州德玛吉电梯有限公司 | Escalator drives coupling arrangement |
| CN109533810A (en) * | 2018-12-11 | 2019-03-29 | 深圳市华南新海传动机械有限公司 | Combined type heavy duty conveyer belt drives gear |
-
2008
- 2008-06-27 CN CNA2008101069719A patent/CN101307824A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443516A (en) * | 2015-12-18 | 2016-03-30 | 太仓井林机械科技有限公司 | Anti-loosening screw cap assembly |
| CN105972006A (en) * | 2016-06-28 | 2016-09-28 | 陈昊书 | Structure for enhancing connection stability |
| CN105972009A (en) * | 2016-06-28 | 2016-09-28 | 马单 | Arc-shaped clamping part |
| CN106015204A (en) * | 2016-06-28 | 2016-10-12 | 马单 | Composite clamping part |
| CN106183620A (en) * | 2016-07-27 | 2016-12-07 | 泉州市成裕机械设备有限公司 | A kind of engineering machinery combination driving wheel |
| CN107859728A (en) * | 2017-09-30 | 2018-03-30 | 通力电梯有限公司 | Chain wheel assembly including its escalator handrail system and chain wheel drive system |
| CN108386523A (en) * | 2018-05-09 | 2018-08-10 | 张家港汉升机械科技有限公司 | A kind of Double-gear mechanism that installation is stable |
| CN108657927A (en) * | 2018-07-10 | 2018-10-16 | 湖州德玛吉电梯有限公司 | Escalator drives coupling arrangement |
| CN109533810A (en) * | 2018-12-11 | 2019-03-29 | 深圳市华南新海传动机械有限公司 | Combined type heavy duty conveyer belt drives gear |
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Open date: 20081119 |