CN201513518U - Chain plate connector - Google Patents
Chain plate connector Download PDFInfo
- Publication number
- CN201513518U CN201513518U CN2009201797129U CN200920179712U CN201513518U CN 201513518 U CN201513518 U CN 201513518U CN 2009201797129 U CN2009201797129 U CN 2009201797129U CN 200920179712 U CN200920179712 U CN 200920179712U CN 201513518 U CN201513518 U CN 201513518U
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- CN
- China
- Prior art keywords
- chain
- buckling
- clipping block
- minor diameter
- diameter part
- 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
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Abstract
The utility model relates to a chain plate connector, wherein a through hole and a clamping hole are arranged on an outer chain plate, a big diameter part and a small diameter part which are tangential are formed on the clamping hole, buckling surfaces are concavely arranged around the periphery of the small diameter part, inner edge surfaces which are vertically connected with the buckling surfaces are arranged, baffle surfaces which are vertically connected are arranged upwards along the periphery of the buckling surfaces, at least more than one first clamping blocks are arranged on the inner edge surface, a chain shaft is further fixed in the through hole of the outer chain plate, a buckle part is arranged on one end of the chain shaft, the buckling part is further connected with a neck part whose diameter is smaller than the buckle part, thereby the first clamping block and the baffle surfaces are utilized to generate clamping baffle and ring covering locating effect to the neck part and the buckle part of the chain shaft of another outer chain plate, separation of the outer chain plate can be completely prevented, and the use is safer.
Description
Technical field
The utility model is relevant for a kind of chain, and is relevant with the chain strip terminal of chain.
Background technique
At present common chain configurations, the interior prior art of being addressed of specification of I276751 number " the chain sheet of chain " patent case of invention of main as TaiWan, China bulletin on March 21st, 96, promptly disclosed a kind of known chain joint construction, please refer to Figure 14, shown in 15, it mainly is to be respectively equipped with two chain roller A2 and two chain rivet A3 and to be combined into a serial connection unit A between two inner chain sheet A1, be connected in series unit A to form a chain configurations in conjunction with several again, then need cooperate chain rivet A3 to wear between the serial connection unit A of these chain two ends and fixedly give combination with two relative outer chain sheet B, wherein this chain rivet A3 one end is provided with fixing part A31, the other end then is provided with a buckling part A32, this buckling part A32 then continues and is connected with the less neck A33 of a diameter, this two outer chain sheet B is provided with perforation B1 again, and one and the perforation B1 between left and right every fastening hole B2, wherein this perforation B1 supplies the fixing part A31 of chain rivet A3 to be fixed in wherein, again this fastening hole B2 be provided with a large-diameter portion B21 that can stretch through for buckling part A32 and with large-diameter portion B21 adjacency tangent and width less than the minor diameter part B22 of buckling part A32, and the width of this minor diameter part B22 is greater than the neck A33 of chain rivet A3, the periphery ring of this minor diameter part B22 is around being concaved with a buckling surface B23 again, and upwards is provided with the prevent surface B24 that is vertical connection along the periphery of this buckling surface B23.
During assembling, the fixing part A31 of two chain rivet A3 is individually fixed in earlier on the two relative outer chain sheet B, and on two chain rivet A3, be sheathed with respectively the serial connection unit A, again this two outer chain sheet B is assembled with opposite direction, the buckling part A32 of two chain rivet A3 is stretched into earlier respectively in the large-diameter portion B21 of fastening hole B2 of two relative outer chain sheet B, and make its buckling part A32 can protrude out beyond the outer chain sheet B respectively, buckling part A32 with chain rivet A3 moves to buckling surface B23 place to minor diameter part B22 again, push clip then downwards, make the buckling part A32 of chain rivet A3 can stretch into the interior buckling surface B23 of minor diameter part B22, and the prevent surface B24 ring that is subjected to buckling surface B23 covers and is located by clip, thus, two outer chain sheet B then can interosculate fixing, must produce a clearance D between inner chain sheet A1 after this moment, assembling was finished on the serial connection unit A and the contiguous outer chain sheet B, owing to only rely on the large-diameter portion B21 position adjacent to carry out clip between the outer chain sheet B of inner chain sheet A1 and vicinity with minor diameter part B22, so in the process of transmission, be easy to generate between chain rivet A3 and outer chain sheet B and relatively move, in case chain rivet A3 can produce an axial tension when speed change, and the buckling part A32 that makes chain rivet A3 can protrude from beyond the prevent surface B24 of buckling surface B23 of minor diameter part B22 of outer chain sheet B, then chain rivet A3 promptly can move towards large-diameter portion B21, and cause no institute's clip between chain rivet A3 and outer chain sheet B and come off, so this kind of use chain configurations will have the doubt on the safety, exist sizable danger.
The model utility content
Therefore, the purpose of this utility model is to provide a kind of chain strip terminal, and it is more firm that outer chain sheet is connected, and prevents that effectively the outer chain sheet of chain junction point breaks away from because of being subjected to external force, uses safer.
For reaching this purpose, the technical solution of the utility model is:
A kind of chain strip terminal, be provided with two relative outer chain sheets, this outer chain sheet is provided with a perforation and and snaps in the hole, this snaps in the hole and is formed with tangent large-diameter portion and minor diameter part, wherein the periphery ring of this minor diameter part is around being concaved with a buckling surface, minor diameter part is provided with the inner edge surface that joins with buckling surface again, and upwards be provided with the prevent surface that joins along the periphery of this buckling surface, wherein be provided with more than one first clipping block on this inner edge surface at least, perforation internal fixation in this outer chain sheet has a chain rivet, this chain rivet one end is provided with a buckling part, and this buckling part continues and is connected with the neck of a diameter less than buckling part.
The phase tangent position place of relative two sides of above-mentioned large-diameter portion and minor diameter part is provided with the wall of a vertical truncation respectively.
The wall of above-mentioned at least one side is provided with second clipping block.
Above-mentioned first clipping block is provided with two, and the diameter of this chain collar is greater than the width between this two first clipping block.
Be provided with a side grain between the phase tangent position place of relative two sides of above-mentioned large-diameter portion and minor diameter part and the vertical wall, the height of this side grain is higher than buckling surface.
The side grain of above-mentioned outer chain sheet is established to be and is inclined plane shape.
Above-mentioned second clipping block is provided with two, and the diameter of this chain collar is greater than the width between this two second clipping block again.
The phase tangent position place straight forming of above-mentioned large-diameter portion and minor diameter part has second clipping block.
The phase tangent position place of relative two sides of above-mentioned large-diameter portion and minor diameter part and the end face of second clipping block are provided with a side grain, and the height of this side grain is higher than buckling surface.
Above-mentioned second clipping block is provided with two, and the diameter of this chain collar is greater than the width between this two second clipping block again.
Above-mentioned buckling surface is established the inclined plane shape that is to tilt for towards the minor diameter part center of circle, and the inclined plane shape that is for corresponding this buckling surface is then established in the buckling part bottom surface of this chain rivet.
After adopting such scheme, the utlity model has following advantage:
1. outer chain sheet of the present utility model is provided with more than one first clipping block, can produce the first heavy clip barrier effect to the neck of the chain rivet of another outer chain sheet by this.
2. outer chain sheet of the present utility model is by this first clipping block and cooperate the prevent surface be positioned at the buckling surface periphery to produce clip to the neck of another outer chain sheet chain rivet and buckling part to stop and encircle the effect of covering the location; That is, when chain rivet is not subjected under the outside twisting force, this first clipping block and prevent surface produce clip for the neck of the chain rivet of another outer chain sheet and buckling part to be stopped and encircles the effect of covering the location; And be subjected to outside twisting force and make chain rivet be the axial thrust load displacement when chain rivet, cause its buckling part and break away from buckling surface and prevent surface and make chain rivet when large-diameter portion moves, still can make that chain rivet is unlikely to be deviate from this moment by first clipping block is barred from the neck of chain rivet.
3. outer chain sheet of the present utility model is provided with more than one second clipping block at least, behind the neck and the disengaging of first clipping block of chain rivet, still can utilize this second clipping block to produce the second heavy clip barrier effect for the neck of this chain rivet, so, utilize multiple clip protection, the chain rivet that can prevent this outer chain sheet fully breaks away from because of the outer chain sheet that is subjected to outside torsion and engages with another, the traffic safety when guaranteeing to drive.
Description of drawings
Fig. 1 is the utility model first embodiment's a schematic perspective view;
Fig. 2 is the E first clipping block enlarged diagram partly among Fig. 1;
Fig. 3 is the schematic representation that the utility model first embodiment two outer chain sheets are pegged graft relatively;
The schematic representation that Fig. 4 finishes for the engaging of the utility model first embodiment two outer chain sheets;
Fig. 5 is the F-F sectional view of Fig. 4;
Fig. 6 is that the first clipping block clip of the utility model first embodiment's outer chain sheet is in the enlarged diagram of neck;
Fig. 7 is the G-G sectional view among Fig. 6;
Fig. 8 is the utility model second embodiment's first clipping block and the second clipping block enlarged diagram;
Fig. 9 is first clipping block and second clipping block and the chain rivet clip assembled sectional view that the utility model second is implemented;
Figure 10 is the utility model the 3rd embodiment's the first clipping block enlarged diagram;
Figure 11 is the enlarged diagram of the utility model the 4th embodiment first clipping block and second clipping block;
Figure 12 has the schematic representation of second clipping block in the phase tangent position place of large-diameter portion and relative two sides of minor diameter part straight forming for the utility model the 5th embodiment;
Figure 13 all establishes the schematic representation that is for inclined plane shape for the buckling part bottom surface of the utility model side grain, buckling surface and chain rivet;
Figure 14 is the sectional view after the known chain combination;
Figure 15 is the outer chain sheet schematic representation of known chain.
The primary component symbol description
11 perforation 12 of 1 outer chain sheet snap in the hole
13 large-diameter portions, 14 minor diameter parts, 141 buckling surfaces
142 inner edge surfaces, 143 prevent surfaces, 15 walls
151 side grains, 16 first clipping blocks, 17 chain rivets
171 buckling parts, 172 necks, 18 second clipping blocks
1A outer chain sheet 11A perforation 12A snaps in the hole
13A large-diameter portion 14A minor diameter part 141A buckling surface
142A inner edge surface 15A wall 16A first clipping block
The 18A second clipping block 13B large-diameter portion 14B minor diameter part
The 18B second clipping block 1C outer chain sheet 151C side grain
A serial connection unit A1 inner chain sheet A2 chain roller
A3 chain rivet A31 fixing part A32 buckling part
A33 neck portion B outer chain sheet B1 perforation
B2 fastening hole B21 large-diameter portion B22 minor diameter part
B23 buckling surface B24 prevent surface C chain
The diameter of the neck of D clearance D 1 chain rivet
Width between D2 two first clipping blocks
Width between D3 two second clipping blocks
E is that the part enlarged diagram H of first clipping block is the minor diameter part center of circle
Embodiment
At first, the utility model first embodiment sees also shown in Figure 1, be provided with two relative outer chain sheets 1, what this outer chain sheet 1 was provided with a perforation 11 and one adjacent suitable distance snaps in hole 12, this snaps in hole 12 and is formed with tangent large-diameter portion 13 and minor diameter part 14, wherein the periphery ring of this minor diameter part 14 is around being concaved with a buckling surface 141, minor diameter part 14 is provided with the inner edge surface 142 that is vertical connection with buckling surface 141 mutually again, the phase tangent position place of this large-diameter portion 13 and minor diameter part 14 relative two sides is provided with the wall 15 of a vertical truncation respectively again, be provided with a side grain 151 between the phase tangent position place of this large-diameter portion 13 and minor diameter part 14 relative two sides and the vertical wall 15, the height of this side grain 151 is higher than buckling surface 141, upwards be provided with the prevent surface 143 of vertical connection again along the periphery of this buckling surface 141, position along this inner edge surface 142 is provided with more than one first clipping block 16 at least in addition, present embodiment is that relative two sides in the inner edge surface 142 of minor diameter part 14 are equipped with first clipping block 16 and (please refer to shown in Figure 2, it is the enlarged diagram of E first clipping block 16 partly among Fig. 1), the height of this two relative first clipping block 16 is then contour with buckling surface 141, perforation 11 internal fixation in this outer chain sheet 1 have a chain rivet 17 in addition, these chain rivet 17 1 ends are provided with a buckling part 171, this buckling part 171 then continues and is connected with the less neck of a diameter 172, and wherein the diameter D1 of the neck 172 of this chain rivet 17 is greater than the width D 2 (please refer to shown in Figure 6) between this two first clipping block 16.
During combination, as Fig. 3, shown in 4, chain rivet 17 on two outer chain sheets 1 is engaged in two ends of a chain C respectively, then this two outer chain sheet 1 is docked in opposite directions, the large-diameter portion that snaps in hole 12 13 that the buckling part 171 of the chain rivet 17 of this outer chain sheet 1 can be aimed on another outer chain sheet 1 stretches into, and the buckling part 171 that makes chain rivet 17 protrudes out the outer rim of this outer chain sheet 1, neck 172 with chain rivet 17 fits on the side grain 151 then, again with chain rivet 17 by parallel slips in the large-diameter portion 13 that snaps in hole 12 to minor diameter part 14, because the height of this side grain 151 is higher than buckling surface 141,171 of the buckling parts of chain rivet 17 need slightly protrude from side grain 151 and can pass through this two first clipping block 16 thus, and enter to minor diameter part 14 by large-diameter portion 13 smoothly, when touching this two first clipping block 16, continues the neck 172 of chain rivet 17 applied thrust simultaneously, make the neck 172 of chain rivet 17 be able to enter to minor diameter part 14 smoothly by this two first clipping block 16, axially push chain rivet 17 again, the buckling part 171 of chain rivet 17 can be close on the buckling surface 141 that is butted on minor diameter part 14, and these buckling part 171 parallel rings by this prevent surface 143 are covered the limit retaining, and can't laterally move, simultaneously this two first clipping block 16 also in opposite directions clip in neck 172 positions of chain rivet 17, the clip that 172 of the necks of this chain rivet 17 like this are subjected to these two first clipping blocks 16 (please refer to shown in Figure 5, it is the F-F sectional view among Fig. 4, and with reference to shown in Figure 6), because the neck 172 of this chain rivet 17 is not because of producing horizontal displacement, so can not break away from minor diameter part 14, and utilize these two first clipping blocks, 16 clips in neck 172 (as shown in Figure 7, it is the G-G sectional view among Fig. 6), therefore when carrying out transmission or speed change with fluted disc (not shown in the figures) engagement of bicycle shaft, can not cause the displacement about reaching up and down too greatly yet, and in the process of transmission, effectively reduce to produce and collide, wearing and tearing and noise, use that this chain rivet 17 can not deviate from by snapping in hole 12, guarantee the Security in the chain C use.
The utility model second embodiment, as shown in Figure 8, wherein on the wall 15 of at least one side, convex with one second clipping block 18, wherein the diameter D1 of the neck 172 of this chain rivet 17 is then greater than the width D 3 (please refer to shown in Figure 9) between this two second clipping block 18, after the installation, except the neck 172 that utilizes 16 pairs of these chain rivets 17 of this two first clipping block produces the first heavy clip barrier effect, and this buckling part 171 is parallel is stopped by this prevent surface 143, and can't laterally move, just in case work as chain rivet 17 because of being subjected to outside torsion, after making its buckling part 171 be axial projection, no longer being blocked face 143 stops and produces horizontal motion track, when its neck 172 and first clipping block 16 are broken away from, still can utilize these two second clipping blocks, 18 clips to be barred from the neck 172 of chain rivet 17, use preventing that this chain rivet 17 breaks away from fully because of the outer chain sheet 1 that is subjected to outside torsion and engages with another.
The utility model the 3rd embodiment, as shown in figure 10, it is provided with in this outer chain sheet 1A and snaps in hole 12A, this snaps in hole 12A and is formed with tangent large-diameter portion 13A and minor diameter part 14A, wherein the periphery ring of this minor diameter part 14A is around being concaved with a buckling surface 141A, this minor diameter part 14A is provided with the inner edge surface 142A that is vertical connection with buckling surface 141A mutually again, the phase tangent position place of this large-diameter portion 13A and relative two sides of minor diameter part 14A is provided with the wall 15A of a vertical truncation respectively in addition, and the position of this inner edge surface 142A is provided with the more than one first clipping block 16A at least, and the prevent surface 143A that upwards is provided with vertical connection along the periphery of this buckling surface 141A, can reach the effect of above-mentioned clip so, equally.
The utility model the 4th embodiment, as shown in figure 11, wherein on relative wall 15A, respectively convex with the second clipping block 18A, this chain shaft diameter is then greater than the width between this two second clipping block 18A again, after the installation, except utilizing this two first clipping block 16A and this prevent surface 143A to produce the first heavy clip barrier effect for the neck and the buckling part of this chain rivet, and can utilize this two second clipping block 18A still to have the second heavy clip barrier effect for the neck of chain rivet, can reach the effect of above-mentioned dual clip so, equally.
The utility model the 5th embodiment, as shown in figure 12, wherein the phase tangent position place of this large-diameter portion 13B and relative two sides of minor diameter part 14B does not then establish the wall of vertical truncation, and straight forming has the second clipping block 18B, and the phase tangent position place of this large-diameter portion 13B and relative two sides of minor diameter part 14B and the end face of these two second clipping block 18B are provided with a side grain 151B, the height of this side grain 151B is higher than buckling surface 141B, and the prevent surface 143B that upwards is provided with vertical connection along the periphery of this buckling surface 141B, can utilize this two second clipping block 18B to have the second heavy clip barrier effect equally for the neck of chain rivet, two first clipping block 16B then in opposite directions clip in the neck location place of chain rivet.
The utility model the 6th embodiment, as shown in figure 13, wherein the side grain 151C of outer chain sheet 1C establishes to be and is inclined plane shape, this buckling surface 141C then establishes the inclined plane shape that is to tilt for towards minor diameter part center of circle H again, and the inclined plane shape that is for corresponding this buckling surface 141C is then established in the buckling part 171C bottom surface of this chain rivet 17C.
Claims (11)
1. chain strip terminal, be provided with two relative outer chain sheets, this outer chain sheet is provided with a perforation and and snaps in the hole, this snaps in the hole and is formed with tangent large-diameter portion and minor diameter part, wherein the periphery ring of this minor diameter part is around being concaved with a buckling surface, minor diameter part is provided with the inner edge surface that joins with buckling surface again, and upwards be provided with the prevent surface that joins along the periphery of this buckling surface, it is characterized in that: be provided with more than one first clipping block on this inner edge surface at least, perforation internal fixation in this outer chain sheet has a chain rivet, this chain rivet one end is provided with a buckling part, and this buckling part continues and is connected with the neck of a diameter less than buckling part.
2. chain strip terminal as claimed in claim 1 is characterized in that: the phase tangent position place of relative two sides of this large-diameter portion and minor diameter part is provided with the wall of a vertical truncation respectively.
3. chain strip terminal as claimed in claim 2 is characterized in that: the wall of at least one side is provided with second clipping block.
4. as claim 1 or 3 described chain strip terminals, it is characterized in that: this first clipping block is provided with two, and the diameter of this chain collar is greater than the width between this two first clipping block.
5. as claim 2 or 3 described chain strip terminals, it is characterized in that: be provided with a side grain between the phase tangent position place of this large-diameter portion and relative two sides of minor diameter part and the vertical wall, the height of this side grain is higher than buckling surface.
6. chain strip terminal as claimed in claim 5 is characterized in that: the side grain of this outer chain sheet is established to be and is inclined plane shape.
7. chain strip terminal as claimed in claim 3 is characterized in that: this second clipping block is provided with two, and the diameter of this chain collar is greater than the width between this two second clipping block again.
8. chain strip terminal as claimed in claim 1 is characterized in that: the phase tangent position place straight forming of large-diameter portion and minor diameter part has second clipping block.
9. chain strip terminal as claimed in claim 8 is characterized in that: the phase tangent position place of relative two sides of this large-diameter portion and minor diameter part and the end face of second clipping block are provided with a side grain, and the height of this side grain is higher than buckling surface.
10. chain strip terminal as claimed in claim 9 is characterized in that: this second clipping block is provided with two, and the diameter of this chain collar is greater than the width between this two second clipping block again.
11. chain strip terminal as claimed in claim 1 is characterized in that: this buckling surface is established the inclined plane shape that is to tilt for towards the minor diameter part center of circle, and the inclined plane shape that is for corresponding this buckling surface is then established in the buckling part bottom surface of this chain rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201797129U CN201513518U (en) | 2009-09-28 | 2009-09-28 | Chain plate connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201797129U CN201513518U (en) | 2009-09-28 | 2009-09-28 | Chain plate connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201513518U true CN201513518U (en) | 2010-06-23 |
Family
ID=42484928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201797129U Expired - Fee Related CN201513518U (en) | 2009-09-28 | 2009-09-28 | Chain plate connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201513518U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806698B (en) * | 2014-01-27 | 2017-04-12 | 雅邦企业股份有限公司 | Chain sheet joint |
| CN107906167A (en) * | 2017-12-22 | 2018-04-13 | 化州市新海水产有限公司 | A kind of connector |
-
2009
- 2009-09-28 CN CN2009201797129U patent/CN201513518U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806698B (en) * | 2014-01-27 | 2017-04-12 | 雅邦企业股份有限公司 | Chain sheet joint |
| CN107906167A (en) * | 2017-12-22 | 2018-04-13 | 化州市新海水产有限公司 | A kind of connector |
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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: 20100623 Termination date: 20170928 |