CN203094972U - Chain for strand log haul-up - Google Patents
Chain for strand log haul-up Download PDFInfo
- Publication number
- CN203094972U CN203094972U CN 201320066973 CN201320066973U CN203094972U CN 203094972 U CN203094972 U CN 203094972U CN 201320066973 CN201320066973 CN 201320066973 CN 201320066973 U CN201320066973 U CN 201320066973U CN 203094972 U CN203094972 U CN 203094972U
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- China
- Prior art keywords
- chain
- carrier bar
- board
- scraper plate
- scraper
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Abstract
The utility model discloses a chain for a strand log haul-up. The chain for the strand log haul-up comprises a plurality of chain links. At least one chain link is a scraper board chain link provided with a scraper board. Two ends of the scraper board are fixed with a first chain board of the scraper board chain link and a second chain board of the scraper board chain link respectively. The first chain board and the second chain board are respectively provided with a first extending portion. A scraper board locating hole is formed in each first extending portion. A locating protruding portion abutting against the first chain board and the second chain board is arranged on the scraper board. When the chain is installed, location of the scraper board relative to the first chain board and the second chain board can be achieved through the scraper board locating hole in the first chain board and the scraper board locating hole in the second chain board and the locating protruding portion arranged on the scraper board so that when the chain moves, the scraper board can push materials smoothly. According to the chain for the stand log haul-up, the location of the scraper board is achieved in a clamping mode. After the scraper board is installed on the first chain board and the second chain board, the scraper board is not prone to dropping even though the scraper board receives reactive force of the materials so that the chain can be used for a long time. Therefore, the service life of the chain is effectively prolonged.
Description
Technical field
The utility model relates to the feedway technical field, relates in particular to the chain that a kind of chain type haul up is used.
Background technology
In the manufacturing process of many products, all need to carry the raw MAT'L required in the manufacturing process or the waste material of generation with feedway, for example, in the manufacturing process of paper and wood-based plate etc., need carry waste materials such as raw MAT'L in bulk such as wood chip, wood shavings or wood chips, so that the carrying out of following process.
At present, feedway comparatively commonly used in papermaking and wood-based plate manufacturing is the chain type haul up, the main working parts of this chain type haul up is a chain, as shown in Figure 1, traditional chain comprises carrier bar 11 and scraper plate 12, and scraper plate 12 is directly welded on the carrier bar 11, guarantees that with this can drive scraper plate 12 after carrier bar 11 is driven by driver train moves thereupon, scraper plate 12 can promote material, realizes the conveying of material.
In the chain of above-mentioned chain type haul up, scraper plate 12 is welded on the carrier bar 11, and carrier bar 11 is different usually with the manufactured materials of scraper plate 12, carrier bar 11 general employing medium-carbon steel manufacturings, crack of weld and welding stress appear during welding scraper plate 12 easily, after causing chain to be subjected to antagonistic force that material applies, scraper plate 12 comes off from carrier bar 11 easily, causes the work life of chain shorter.
In addition, will enter in the follow-up mechanical equipment after above-mentioned scraper plate 12 comes off, and cause these mechanical equipments can't normal operation, when serious beyond thought safety misadventure will take place, cause great economic loss simultaneously.
In sum, how to solve the short problem of work life of chain, become the technical barrier that those skilled in the art need to be resolved hurrily.
The utility model content
The purpose of this utility model provides the chain that a kind of chain type haul up is used, and the work life of this chain is longer.
To achieve these goals, the utility model provides following technical scheme:
The chain that a kind of chain type haul up is used, comprise a plurality of chain links, at least one described chain link is the flight link that is provided with scraper plate, the two ends of described scraper plate fix with first carrier bar and second carrier bar of described flight link respectively, all has first extension on described first carrier bar and described second carrier bar, have the scraper plate knock hole on described first extension, have the positioning convex portion that connects with described first carrier bar and described second carrier bar on the described scraper plate.
Preferably, in the above-mentioned chain, the described positioning convex portion on the described scraper plate is between described first carrier bar and described second carrier bar.
Preferably, in the above-mentioned chain, have anti-slot grinding on the described scraper plate, the carrier bar of the chain link that links to each other with described flight link is relative with described anti-slot grinding, and has the abrasionproof gap between described carrier bar and the described anti-slot grinding.
Preferably, in the above-mentioned chain, the end of described scraper plate has second extension that along continuous straight runs extends.
Preferably, in the above-mentioned chain, the two ends of described scraper plate all have described second extension.
Preferably, in the above-mentioned chain, all have the flat mounting hole on described first carrier bar and described second carrier bar, sleeve is by described flat mounting hole and described first carrier bar and the described second carrier bar relative fixed.
Preferably, in the above-mentioned chain, described scraper plate is made by Q235 material or manganese steel.
Preferably, in the above-mentioned chain, described first carrier bar and/or described second carrier bar are made by 40Cr, 35SiMn or 42CrMo.
In technique scheme, the chain that the chain type haul up that the utility model provides is used comprises a plurality of chain links, at least one chain link is the flight link that is provided with scraper plate, the two ends of scraper plate fix with first carrier bar and second carrier bar of flight link respectively, all has first extension on first carrier bar and second carrier bar, have the scraper plate knock hole on first extension, have the positioning convex portion that connects with first carrier bar and second carrier bar on the scraper plate.When above-mentioned chain is installed, can realize the location of scraper plate with respect to first carrier bar and second carrier bar by scraper plate knock hole on first carrier bar and second carrier bar and the positioning convex portion on the scraper plate, when making chain movement, scraper plate can successfully promote material.
By foregoing description as can be known, the location that the mode of the chain strip adoption clamping that the utility model provides realizes scraper plate, the content of introducing than background technology, after the scraper plate and first carrier bar and the second carrier bar installation, even being subjected to the antagonistic force of material also is not easy to come off, make this chain to use for a long time, thereby effectively prolonged the work life of chain.
In addition, after scraper plate is not easy to come off, also just guarantee the normal operation of follow-up equipment, significantly reduced economic loss, ensured safety in production.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in the utility model embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of conventional chains;
The structural representation of the chain that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the birds-eye view of Fig. 2;
Fig. 4 is the lateral plan of Fig. 2;
The structural representation of the scraper plate that Fig. 5 provides for the utility model embodiment.
Among last Fig. 1-5:
The specific embodiment
Core of the present utility model provides the chain that a kind of chain type haul up is used, and the work life of this chain is longer.
In order to make those skilled in the art understand the technical scheme that the utility model provides better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Shown in Fig. 2-5, the chain that the chain type haul up that the utility model embodiment provides is used comprises a plurality of chain links, at least one chain link is the flight link that is provided with scraper plate 23, other chain links are not for being provided with the chain link of scraper plate 23, and the quantity of above-mentioned flight link and the regularity of distribution are decided according to the factor such as angle that is provided with of the delivered length of chain type haul up and this chain.Flight link comprises first carrier bar 21, second carrier bar 22, sleeve 24, bearing pin 25 and scraper plate 23; Sleeve 24 is connected between first carrier bar 21 and second carrier bar 22, and bearing pin 25 passes sleeve 24, thereby realizes the relative positioning of first carrier bar 21 and second carrier bar 22; The two ends of scraper plate 23 fix with first carrier bar 21 and second carrier bar 22 respectively; All has first extension 221 on first carrier bar 21 and second carrier bar 22, this first extension 221 is higher than other parts of first carrier bar 21 and second carrier bar 22, has the scraper plate knock hole on it, the shape of this scraper plate knock hole is identical with the shape of scraper plate 23, and correspondingly-sized equates, also can have suitable difference, particularly to guarantee that scraper plate 23 is as the criterion with respect to the sense of motion location of first carrier bar 21 and second carrier bar 22; Has the positioning convex portion 231 that connects with first carrier bar 21 and second carrier bar 22 on the scraper plate 23, this positioning convex portion 231 can be two, lay respectively at first carrier bar, 21 outsides and second carrier bar, 22 outsides, and other parts formation split-type structurals of positioning convex portion 231 and scraper plate 23, so that install.
When above-mentioned chain is installed, can realize the location of scraper plate 23 by scraper plate knock hole on first carrier bar 21 and second carrier bar 22 and the positioning convex portion on the scraper plate 23 with respect to first carrier bar 21 and second carrier bar 22, when making chain movement, scraper plate 23 can successfully promote material.
By foregoing description as can be known, the location that the mode of the chain strip adoption clamping that the utility model embodiment provides realizes scraper plate 23, the content of introducing than background technology, after the scraper plate 23 and first carrier bar 21 and 22 installations of second carrier bar, even being subjected to the antagonistic force of material also is not easy to come off, make this chain to use for a long time, thereby effectively prolonged the work life of chain.
In addition, after scraper plate 23 is not easy to come off, also just guarantee the normal operation of follow-up equipment, significantly reduced economic loss, ensured safety in production.
Further in the technical scheme, the positioning convex portion 231 on the scraper plate 23 is between first carrier bar 21 and second carrier bar 22.In this scheme, positioning convex portion 231 can be integrally manufactured with other branches of scraper plate 23, thus the production process of having saved this chain greatly, and then reduce production costs.
In view of with chain link that flight link links to each other in carrier bar and above-mentioned first carrier bar 21 and second carrier bar 22 link together by sleeve 24 and bearing pin 25, scraper plate 23 inevitably therewith the carrier bar in the chain link rub mutually, this friction will cause scraper plate 23 and carrier bar wearing and tearing all to occur.In order to address this problem, in the chain that the utility model embodiment provides, have anti-slot grinding 233 on the scraper plate 23, the carrier bar of the chain link that links to each other with flight link is relative with anti-slot grinding 233, and has the abrasionproof gap between carrier bar and the anti-slot grinding 233.Can prevent that so just above-mentioned carrier bar from contacting with scraper plate 23, thereby alleviate the wearing and tearing that scraper plate is subjected to, effectively prolong the service life of this chain.
Further in the technical scheme, the end of scraper plate 23 has the concrete size of second extension, 232, the second extensions 232 of along continuous straight runs extension and determines according to the integral width of chain.The existence of this second extension 232 makes the scraper plate 23 and the area of contact of material increase to some extent, and the operational throughput of chain type haul up promotes thereupon.In order to strengthen above-mentioned technique effect, the two ends of scraper plate 23 all have second extension 232, in addition, two second extensions 232 are set after, the structure of chain comparatively the symmetry, its operation is reliable.
Because the carrier bar in each chain link links to each other with bearing pin 25 by sleeve 24, in order to reduce the abrasion loss between carrier bar and the sleeve, all has the flat mounting hole on first carrier bar 21 that the utility model embodiment provides and second carrier bar 22, sleeve 24 is by flat mounting hole and first carrier bar 21 and second carrier bar, 22 relative fixed, the cross section of this flat mounting hole is made up of the different line segment of curvature, and it specifically can be ellipse or waist shape etc.At this moment, amplitude in relative rotation between the sleeve 24 and first carrier bar 21 and second carrier bar 22 decreases, the abrasion loss of the sleeve 24 and first carrier bar 21 and sleeve 24 and second carrier bar, 22 supports decreases, and has prolonged the service life of this chain to a greater degree with this.Certainly, other carrier bars also can adopt above-mentioned flat mounting hole to realize the relative fixed of itself and sleeve 24.
In order to prolong the work life of above-mentioned chain by a larger margin, the utility model embodiment optimizes the manufactured materials of the parts in the above-mentioned chain, particularly, scraper plate 23 is the structural carbon steel of 235MPa by the Q235(yield value) material or manganese steel makes, first carrier bar 21 and/or second carrier bar 22 are processed by the material bending parallel operation that performances such as 40Cr, 35SiMn or 42CrMo are higher than the 45# steel, sleeve 24 and bearing pin 25 are made by the material that performances such as 40Cr, 35SiMn or 42CrMo are higher than the 45# steel, and handle through over carburizing or nitriding.Above-mentioned first carrier bar 21 and second carrier bar 22 are difficult for being broken in the course of the work, and the resistance to tension of whole chain, resistance to bending and resistance to abrasion have all obtained bigger lifting.
More than chain that chain type haul up provided by the utility model is used be described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (8)
1. chain that the chain type haul up is used, comprise a plurality of chain links, at least one described chain link is for being provided with the flight link of scraper plate (23), it is characterized in that, the two ends of described scraper plate (23) fix with first carrier bar (21) and second carrier bar (22) of described flight link respectively, all has first extension (221) on described first carrier bar (21) and described second carrier bar (22), have the scraper plate knock hole on described first extension (221), have the positioning convex portion (231) that connects with described first carrier bar (21) and described second carrier bar (22) on the described scraper plate (23).
2. according to the described chain of claim 1, it is characterized in that the described positioning convex portion (231) on the described scraper plate (23) is positioned between described first carrier bar (21) and described second carrier bar (22).
3. according to the described chain of claim 1, it is characterized in that, have anti-slot grinding (233) on the described scraper plate (23), the carrier bar of the chain link that links to each other with described flight link is relative with described anti-slot grinding (233), and has the abrasionproof gap between described carrier bar and the described anti-slot grinding (233).
4. according to each described chain among the claim 1-3, it is characterized in that the end of described scraper plate (23) has second extension (232) that along continuous straight runs extends.
5. according to the described chain of claim 4, it is characterized in that the two ends of described scraper plate (23) all have described second extension (232).
6. according to each described chain among the claim 1-3, it is characterized in that, all have the flat mounting hole on described first carrier bar (21) and described second carrier bar (22), sleeve (24) is by described flat mounting hole and described first carrier bar (21) and described second carrier bar (22) relative fixed.
7. according to each described chain among the claim 1-3, it is characterized in that described scraper plate (23) is made for Q235 material or manganese steel.
8. according to each described chain among the claim 1-3, it is characterized in that described first carrier bar (21) and/or described second carrier bar (22) are made by 40Cr, 35SiMn or 42CrMo.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066973 CN203094972U (en) | 2013-02-05 | 2013-02-05 | Chain for strand log haul-up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066973 CN203094972U (en) | 2013-02-05 | 2013-02-05 | Chain for strand log haul-up |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203094972U true CN203094972U (en) | 2013-07-31 |
Family
ID=48846395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320066973 Expired - Fee Related CN203094972U (en) | 2013-02-05 | 2013-02-05 | Chain for strand log haul-up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203094972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734704A (en) * | 2021-08-10 | 2021-12-03 | 宁夏天地奔牛实业集团有限公司 | Anti-floating scraper chain for scraper conveyor and scraper conveyor |
-
2013
- 2013-02-05 CN CN 201320066973 patent/CN203094972U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734704A (en) * | 2021-08-10 | 2021-12-03 | 宁夏天地奔牛实业集团有限公司 | Anti-floating scraper chain for scraper conveyor and scraper conveyor |
| CN113734704B (en) * | 2021-08-10 | 2023-09-29 | 宁夏天地奔牛实业集团有限公司 | Anti-drift scraper chain for scraper conveyor and scraper conveyor |
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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 |
Granted publication date: 20130731 Termination date: 20160205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |