CN2095747U - Quick assembling chain tool - Google Patents
Quick assembling chain tool Download PDFInfo
- Publication number
- CN2095747U CN2095747U CN 91218378 CN91218378U CN2095747U CN 2095747 U CN2095747 U CN 2095747U CN 91218378 CN91218378 CN 91218378 CN 91218378 U CN91218378 U CN 91218378U CN 2095747 U CN2095747 U CN 2095747U
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- CN
- China
- Prior art keywords
- chain
- screw
- pawl
- tool
- axis
- 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.)
- Withdrawn
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Abstract
The utility model discloses a tool provided with two functions of disconnecting and tensing a chain, and the utility model is mainly composed of major parts such as a tool body (4), a left claw (3), a right claw (13), a gearwheel (10), a detent (8), an ejector rod (2), a guide sleeve (5), etc. A chain stretching handle (11) is turned, a toothed rack (12) of the lower part of the right claw (13) is driven by the gearwheel (10), and thus the chain can be tensed by claw tips. When the chain is disconnected, one segment of chain of a handgrip is clamped between the left claw (3) and the right claw (13) to make the core clamper of the ejector rod (2) aim at the pin shaft of the chain, the pin shaft of the chain can be pushed out and the chain can be disconnected by screwing a chain disconnecting handle (1). The use is very convenient.
Description
The utility model relates to a kind of mechanical maintenance tool in use, specifically, is fast assembling-disassembling chain instrument.
When the installation and maintenance plant equipment, often run into the problem that needs the demolition, installation chain, usually when taking chain apart, be with a suitable straight pin, aim at the bearing pin of a certain joint of chain, knock straight pin with hammer, make the bearing pin of chain break away from pin-and-hole, thereby take chain apart.This method owing to beat the different and error of weight that son knocks, tends to damage chain, when the dress chain, at first will strain chain, and the pin-and-hole of two adjoining pitch chain bars is coincide, and could insert bearing pin.And the process of this tension chain, because the heavier and other reasons of chain self not by specialist tools, is to be difficult to tension.
The purpose of this utility model is to invent a kind of specific purpose tool of taking and straining two kinds of functions of chain apart that possesses.
The utility model is by load onto " L " type left side pawl (3) and right pawl (13) respectively on a tuning-fork type body of tool (4).Tooth bar (12) is processed in the bottom of right pawl (13), and tooth bar (12) is meshed with gear (10), and by shaking tight chain handle (11), transmitting gear (10), drive tooth bar (12) are strained chain.The utility model is by at left pawl (3) push rod (2) go up being installed, and rotates then to tear chain handle (1) open on the push rod (2), and the bearing pin that ejects chain realizes taking apart chain.
The bottom of right pawl of the present utility model (13) is a cylinder, and tooth (12) is processed in cylindrical bottom.Cylinder can insert in the circular hole on body of tool (4) right side, and can make move left and right.In the bottom of body of tool (4) right side circular hole, axle (9) is housed, on the axle (9) gear (10) is housed, in a side of gear (10), there is pin (7) to be contained on the tool piece (4).On the pin (7) ratchet (8) being housed is meshed with gear (10).Ratchet (8) can not done the clockwise direction rotation by control gear (10) under the effect of spring (6).The top of cylinder one end of right pawl (13), be welded with one vertical with cylinder axis, can insert the pawl point in space between chain section.In the middle of the cylindrical bottom of right pawl (13), have one with the parallel circular hole of tooth bar (12).There is a screw in the left side of body of tool (4).The bottom of left side pawl (3) is a screw rod, is installed in the screw in body of tool (4) left side.The middle part at the screw rod position, bottom of left side pawl (3), one screw parallel with screw rod arranged, screw one end is equipped with guide pin bushing (5), the other end is equipped with push rod (2), one end of push rod (2) has one cylindrical (head is a hemispherical) top, in the endoporus of top insertion guide pin bushing (5), the other end is equipped with tears chain handle (1) open.The screw rod one end top of left side pawl (3) is welded with a pawl point that can insert between chain section space vertical with screw rod.
When the utility model uses as tension chain instrument, earlier left pawl (13) is screwed in the left side screw of tool piece (4), right pawl (13) is inserted the right side of body of tool (4), the pawl point of left pawl (3) and right pawl (13) is inserted respectively in the internode space of chain, then by counterclockwise shaking tight chain handle (11), at this moment, gear (10) drives tooth bar (12) and is moved to the left, thereby strains chain gradually.After chain was tightened up, because ratchet (8) is under the effect of spring (6), control gear (10) can not clockwise rotate gear (10) all the time, thereby the distance between left pawl (3) and the right pawl (13) can not change.At this moment, can successfully plug the bearing pin of chain, chain is installed.After chain installs, open ratchet (8) with hand push, make the pawl point of ratchet (8) leave the crown of gear (10), rotate tight chain handle (11) then in the direction of the clock a little, at this moment, distance becomes big between left side pawl (3) and the right pawl (13), and the pawl point just can be extracted in space between chain section.
When the use of chain instrument is taken in the utility model conduct apart, earlier a certain joint in the chain that will tear open, be placed on right pawl (13) bottom, and the circular hole of right pawl (13) lower central of the end alignment of chain hinge pin, at this moment the tight chain handle of turn (11), right pawl (13) is moved, joint in the chain that needs are taken apart clamps, what turn push rod (2) end tears chain handle (1) open, at this moment the hemispherical portion of push rod (2) just pushes chain hinge pin, chain hinge pin is ejected gradually, thereby has taken chain apart.Because the column part of push rod (2) is to be inserted in the hole of guide pin bushing (5), so push rod (2) can not tilt, thereby when ejecting chain hinge pin, accidents such as bad pin-and-hole can not appear and push up.That is to say, can not damage chain.
Because in mechanical installation and maintenance process, the demolition, installation chain carries out often continuously, the utility model handle is torn open, tight function designs on same instrument, brings great convenience to use.Because tension chain of the present utility model is realized by the gear driven tooth bar, so tension speed is very fast.The utility model realize by the rotation push rod, and the front end of push rod inserts in the hole of guide pin bushing when taking chain apart, so can be because of the uneven damage chain phenomenon that occurs with tilted by force direction of exerting oneself.The utility model is made easily, and is easy to use.
Accompanying drawing is a schematic diagram of the present utility model.
Among the figure: 1, tear the chain handle open, 2, push rod, 3, left pawl, 4, body of tool, 5, guide pin bushing, 6, spring, 7, pin, 8, ratchet, 9, axle, 10, gear, 11, tight chain handle, 12, tooth bar, 13, right pawl.
Below in conjunction with accompanying drawing, a non-limiting examples is illustrated.
The right pawl (13) of present embodiment, the bottom is that a diameter is 16 millimeters a cylinder, the tooth bar that has 15 moduluses with the cylinder axis line parallel is processed in the cylinder bottom, it is 62 millimeters the through hole parallel with tooth bar that diameter is processed at cylinder middle part, a cylindrical end top be welded with one vertical with cylinder, length is 38 millimeters, and the top is 4 millimeters * 7 millimeters a pawl point, makes right pawl (13) be " L " type.The barrel portion of right pawl (13), the diameter that inserts the body of tool right side are in 16 millimeters the circular hole.The modulus of gear (10) also is 15, is meshed with tooth bar (12), is contained on the body of tool (4) by the axle (9) that has spline.One side of gear (10) by being contained in the pin (7) on the body of tool (4), is equipped with ratchet (8).The bottom of left side pawl (3) is one to have the screw rod of M16 screw thread, and it is 38 millimeters that screw rod one end is welded with a length vertical with screw rod, and the top is 4 millimeters * 7 millimeters a pawl point, makes left pawl (3) formation " L " type.The screw portion of left side pawl (3) is screwed in the M16 screw in body of tool (4) left side, the centre of the screw portion of left side pawl (3), be one to have the M10 screw parallel with axis, so that be screwed into push rod (2), push rod (2) is one to have the screw rod of M10 screw thread, the diameter that one end has with axis normal is 52 millimeters a aperture, so as to insert diameter be 5 millimeters tear chain handle (1) open, the other end of push rod (2) is that a diameter is 38 millimeters cylindric top.The neighboring of guide pin bushing (5) has the M10 screw thread, can be screwed into an end of left pawl (3) middle part screw, and the centre has 4 millimeters circular hole, so that insert the top of push rod (2).Body of tool (4) is tuning fork-like, and upper left-hand is 15 millimeters * 30 millimeters * 22 millimeters a cuboid.The screw that has the M16 screw thread, right side are one 30 millimeters * 30 millimeters * 22 millimeters cuboids.Have diameter and be 16 millimeters circular hole, the screw of this circular hole and M16 is on same axis.The cuboid that the cuboid on left side, right side and bottom are 95 millimeters * 20 millimeters * 22 millimeters fuses, and directly is cast with 30 millimeters * 10 millimeters * 80 millimeters handle in the middle of the bottom of bottom cuboid.
Present embodiment is to be used for 08A 08B type chain to design, but the common reed is used for 10A type chain, if be used for other models, as long as change corresponding size.The utility model is easy to make.
Claims (1)
1, a kind of instrument that is used for quick demolition, installation chain is characterized in that: have the body of tool (4) of tuning fork-like, and right pawl (13) of " L " type and left pawl (3), gear (10), ratchet (8), push rod (2), guide pin bushing (5), axle (9), pin (7),
There is a screw in the left side of a, body of tool (4), the right side have one with the circular hole of left side screw on same axis, a handle is arranged at the bottom,
The bottom of b, right pawl (13) is a cylinder, and the cylinder bottom is processed to the tooth bar parallel with axis (12), and the middle part is a circular hole parallel with axis, and cylinder one end is welded with the pawl point vertical with cylinder axis,
C, gear (10) are contained in body of tool (4) by axle (9) and go up the position that is meshed with tooth bar (12),
One end of d, axle (9) has a circular hole with axis normal, and tight chain handle (1) is housed in the circular hole,
E, ratchet (8) are contained on the body of tool (4) by pin (7), are positioned at a side of gear (10),
The bottom of f, left pawl (3) is a screw rod, is contained in the screw in body of tool (4) left side, and there is a screw parallel with axis at the middle part of screw rod, and an end of screw rod is welded with a pawl point vertical with screw axis,
One section of g, push rod (2) is screw rod, and an end of screw rod has an aperture vertical with screw axis, is equipped with in the hole to tear chain handle (1) open, and another section is a cylinder, and the cylinder top is a hemisphere, and push rod (2) is contained in the middle part screw of screw rod of left pawl (3),
The circumferential periphery of h, guide pin bushing (5) has screw thread, is contained in an end of the middle part screw of left pawl (3) screw rod, and there is a circular hole centre of guide pin bushing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91218378 CN2095747U (en) | 1991-07-13 | 1991-07-13 | Quick assembling chain tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91218378 CN2095747U (en) | 1991-07-13 | 1991-07-13 | Quick assembling chain tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2095747U true CN2095747U (en) | 1992-02-12 |
Family
ID=4925865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91218378 Withdrawn CN2095747U (en) | 1991-07-13 | 1991-07-13 | Quick assembling chain tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2095747U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101410212B (en) * | 2006-03-28 | 2012-04-25 | 崔仁诚 | Method of cutting the pipe and apparatus performing the same |
| CN101992435B (en) * | 2009-08-25 | 2012-06-27 | 桂盟链条（深圳）有限公司 | Hand tool for assembling and disassembling chain |
| CN102950576A (en) * | 2012-11-21 | 2013-03-06 | 西山煤电(集团)有限责任公司 | Bottom chain connecting method and device for scraper conveyer |
| CN106217283A (en) * | 2016-09-12 | 2016-12-14 | 周杰 | A kind of chain maintenance fixture |
| CN109230274A (en) * | 2018-10-11 | 2019-01-18 | 王跃平 | Hand chain tightener |
| CN109368130A (en) * | 2018-10-15 | 2019-02-22 | 江苏联峰能源装备有限公司 | A kind of scratch board machine chain dismantling device and assembly and disassembly methods |
| CN113334305A (en) * | 2021-07-06 | 2021-09-03 | 河南中烟工业有限责任公司 | Quick chain dismounting device |
-
1991
- 1991-07-13 CN CN 91218378 patent/CN2095747U/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101410212B (en) * | 2006-03-28 | 2012-04-25 | 崔仁诚 | Method of cutting the pipe and apparatus performing the same |
| CN101992435B (en) * | 2009-08-25 | 2012-06-27 | 桂盟链条（深圳）有限公司 | Hand tool for assembling and disassembling chain |
| CN102950576A (en) * | 2012-11-21 | 2013-03-06 | 西山煤电(集团)有限责任公司 | Bottom chain connecting method and device for scraper conveyer |
| CN102950576B (en) * | 2012-11-21 | 2014-12-10 | 西山煤电(集团)有限责任公司 | Bottom chain connecting method and device for scraper conveyer |
| CN106217283A (en) * | 2016-09-12 | 2016-12-14 | 周杰 | A kind of chain maintenance fixture |
| CN109230274A (en) * | 2018-10-11 | 2019-01-18 | 王跃平 | Hand chain tightener |
| CN109368130A (en) * | 2018-10-15 | 2019-02-22 | 江苏联峰能源装备有限公司 | A kind of scratch board machine chain dismantling device and assembly and disassembly methods |
| CN109368130B (en) * | 2018-10-15 | 2020-08-18 | 江苏联峰能源装备有限公司 | Scraper chain dismounting tool and dismounting method |
| CN113334305A (en) * | 2021-07-06 | 2021-09-03 | 河南中烟工业有限责任公司 | Quick chain dismounting device |
| CN113334305B (en) * | 2021-07-06 | 2024-03-19 | 河南中烟工业有限责任公司 | Quick chain dismounting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |