CN102352714B - Front movable window slide rail of excavator cab - Google Patents
Front movable window slide rail of excavator cab Download PDFInfo
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- CN102352714B CN102352714B CN201110278367.6A CN201110278367A CN102352714B CN 102352714 B CN102352714 B CN 102352714B CN 201110278367 A CN201110278367 A CN 201110278367A CN 102352714 B CN102352714 B CN 102352714B
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- slide rail
- movable window
- active window
- epimere
- front movable
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Abstract
The invention discloses a front movable window slide rail of an excavator cab. The front movable window slide rail is characterized in that: the slide way of the upper section of a left slide rail is in a horizontal state, and the deviation of the slide way is in a range of +/-5 degrees; the upper section of a right slide rail is in a horizontal state, and the deviation of the upper section is in a range of +/-5 degrees, so that the movable window device in failure can also be kept in an open state; the left slide rail, the front section of the right slide rail and the lower surface of the slide way at the bent position of the upper section are provided with notches; left and right brackets are arranged at the notches; cylindrical pulleys are respectively arranged at the front and rear ends of the left bracket, and a conical pulley is arranged in the middle of the left bracket; two sides of the left slide rail and the right slide rail are provided with flanges to increase the strength; the lower ends of the left slide rail and the right slide rail are provided with buffering bends; a balancer connecting rod is arranged at the joint of a balance pull rope and a front movable window; and a front movable window roller and a balancer roller are hinged on the balancer connecting rod. The front movable window slide rail has the advantages that: the movable window locking device in failure can also be kept in an open state, the front movable window slide rail is convenient to assemble and disassemble, and the balancer pull rope has long service life.
Description
Technical field
The present invention relates to a kind of front movable window slide rail of excavator cab, particularly relates to a kind of front movable window slide rail of excavator cab for excavator.
Background technology
At present, before excavator, active window slide rail epimere is toward top rake, and when locking device lost efficacy, active window can not stay open state, can downward landing.Active window assembling and dismounting are generally carried out from slide rail two ends.Equalizer drag-line passes before driver's cabin top and active window, and when closing active window, drag-line produces resistance.
Summary of the invention
Object of the present invention is just to provide when a kind of active window locking device lost efficacy also can stay open state, is convenient to installation and removal, the front movable window slide rail of excavator cab of equalizer drag-line long service life.
Solution of the present invention is such: the present invention includes left slide rail, left socle, flexible axle fixed head, right slide rail, right support, left slide rail, right slide rail are welded on driver's cabin both sides respectively, flexible axle fixed head is welded on left sliding rail rear end, front active window roller on front active window is connected with left slide rail and right slide rail, one end of balance drag-line is connected with front active window, described left slide rail epimere slideway is the level of state, and deviation is within the scope of ± 5 °; Described right slide rail epimere is the level of state, and deviation is within the scope of ± 5 °, makes also can stay open state during active window failure of apparatus.
The leading portion of described left slide rail and epimere bending part slideway soffit gap, the leading portion of described right slide rail and epimere bending part slideway soffit gap, be convenient to assembling activity window.
The left socle of closed breach is had at the leading portion of described left slide rail and epimere bending part slideway soffit gap place; Have the right support of closed breach at the leading portion of described right slide rail and epimere bending part slideway soffit gap place, left and right support coordinates closely with slide rail, and slideway is kept continuously.
The forward and backward two ends of described left socle are separately installed with cylinder pulley, in the centre of left socle, conical pulley is installed, the balance drag-line be connected with flexible axle fixed head connects with the surface of cylinder pulley and conical pulley, ensure equalizer drag-line not at pulley spindle to generation play.
Described left slide rail, right slide rail both sides have flange, and gain in strength, wherein upper overturning A1 becomes 90 degree with ramp surface, and lower flange A2 and slideway soffit are fitted.
Described left slide rail, right slide rail lower end have buffering bending.
There is equalizer connecting rod described balance drag-line and front active window junction, equalizer connecting rod are hinged with front active window roller and equalizer roller.
Advantage of the present invention also can stay open state when being the inefficacy of active window locking device, is convenient to installation and removal, equalizer drag-line long service life.
Accompanying drawing explanation
Accompanying drawing is embodiments of the invention.
Accompanying drawing 1 is slide rail front view on the left of the present invention.
Accompanying drawing 2 is slide rail front views on the right side of the present invention.
Accompanying drawing 3 is front views of left socle 2 in accompanying drawing 1 of the present invention.
Accompanying drawing 4 is C direction view of accompanying drawing 3 of the present invention.
Accompanying drawing 5 is A-A sectional views of accompanying drawing 3 of the present invention.
Accompanying drawing 6 is B-B sectional views of accompanying drawing 3 of the present invention.
Accompanying drawing 7 is front views of right slide rail 5 in accompanying drawing 2 of the present invention.
Accompanying drawing 8 is A direction view of accompanying drawing 7 of the present invention.
Accompanying drawing 9 is front views of right support 6 in accompanying drawing 2 of the present invention.
Accompanying drawing 10 is A direction view of accompanying drawing 9 of the present invention.
Accompanying drawing 11 is assembling stereograms of the present invention.
Accompanying drawing 12 is active window stereograms before the present invention.
Accompanying drawing 13 is I partial views of accompanying drawing 12 of the present invention.
Accompanying drawing 14 is equalizer drag-line fundamental diagrams of the present invention.
Accompanying drawing 15 is I partial views of accompanying drawing 12 of the present invention.
Accompanying drawing 16 is II partial views of accompanying drawing 12 of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
The present embodiment comprises: 1, left slide rail, and 2, left socle, 3, bolt, 4, flexible axle fixed head, 5, right slide rail, 6, right support, 7, bearing pin, 8, cylinder pulley, 9, cottor pin, 10, junction plate I, 11, conical pulley, 12, upper plate, 13, lower plate, 14, junction plate II, 15, equalizer drag-line, 16, front active window, 17, front active window roller, 18, equalizer roller, 19, equalizer connecting rod.
The present invention includes left slide rail 1, flexible axle fixed head 4, right slide rail 5, left slide rail 1, right slide rail 5 are welded on driver's cabin both sides respectively, flexible axle fixed head 4 is welded on left slide rail 1 rear end, left socle 2 is positioned at leading portion and the epimere bending part of left slide rail 1, right support 6 is positioned at leading portion and the epimere bending part of right slide rail 5, front active window roller 17 on front active window 16 is connected with left slide rail 1 and right slide rail 5, one end of balance drag-line 15 is connected with front active window 16, described left slide rail 1 epimere slideway is the level of state, and deviation is within the scope of ± 5 °; Described right slide rail 5 epimere is the level of state, and deviation is within the scope of ± 5 °, also can stay open state when this technical scheme can make active window locking device lose efficacy.
The leading portion of described left slide rail 1 and epimere bending part slideway soffit gap C, the leading portion of described right slide rail 5 and epimere bending part slideway soffit gap C, be convenient to mount and dismount active window.
The left socle 2 of closed breach is had at the leading portion of described left slide rail 1 and epimere bending part slideway soffit gap place; There is the right support 6 of closed breach at the leading portion of described right slide rail 5 and epimere bending part slideway soffit gap place, keep the continuity of slideway.
The forward and backward two ends of described left socle 2 are separately installed with cylinder pulley 8, in the centre of left socle 2, conical pulley 11 is installed, the balance drag-line 15 be connected with flexible axle fixed head 4 connects with the surface of cylinder pulley 8 and conical pulley 11, and the conicle end small end of described conical pulley 11 is in the bottom of chute.Support assembling pulley, reduce the frictional force of drag-line, the pulley at left socle two ends is cylindrical, tangent with ramp surface, avoids equalizer drag-line and left slide rail gap edge to produce and swipes, damage drag-line.Left socle intermediate pulley is conical, makes equalizer drag-line upwards can not produce play at pulley spindle, avoids drag-line and active window roller is stuck.
Described left slide rail 1, right slide rail 5 both sides have flange, and wherein upper overturning A1 becomes 90 degree with ramp surface, and lower flange A2 and slideway soffit are fitted, and adopt turnup structure, add the intensity of left and right slide rail.
Described left slide rail 1, right slide rail 5 lower end have buffering bending D, play cushioning effect.
Described balance drag-line 15 has equalizer connecting rod 19 with front active window 16 junction, equalizer connecting rod 19 is hinged with front active window roller 17 and equalizer roller 18.
The present embodiment specific implementation is:
Right side slide rail is made up of right slide rail 5, right support 6, as shown in Figure 2.Left slide rail 1, right slide rail 5 are welded on driver's cabin both sides respectively, and flexible axle fixed head 4 is welded on left slide rail 1 rear end, and left socle 2, right support 6 are fixed on driver's cabin with bolt 3 respectively, and coordinate closely with slide rail, and slideway is kept continuously.
Left slide rail 1, right slide rail 5 are symmetrical, adopt cold stamping shaped, have flange up and down, as shown in Figure 8, gain in strength.Slide rail epimere level, there is the bending playing cushioning effect lower end, and epimere and leading portion bending part have opening, are convenient to assembling activity window, as shown in Figure 7.
Left socle 2 is made up of as shown in Figure 3, Figure 4 bearing pin 7, cylinder pulley 8, cottor pin 9, junction plate I 10, conical pulley 11, upper plate 12, lower plate 13, junction plate II 14.Junction plate I 10, upper plate 12, lower plate 13, junction plate II 14 weld together composition left socle weldment, and cylinder pulley 8, conical pulley 11 bearing pin 7, cottor pin 9 are assemblied on left socle weldment, can be freely movable.Cylinder pulley 8 is distributed in the two ends of left socle 2, and pulley is cylindrical, as shown in Figure 6.Conical pulley 11 is distributed in the middle of left socle 2, and pulley is conical, ensure equalizer drag-line 15 not at pulley spindle to generation play, as shown in Figure 5.
Right support 6 adopts punch forming, and slideway has flange to gain in strength, as shown in Figure 9, Figure 10.
Front active window 16 profile is rectangle, and corner is equipped with roller 17, and roller can freely rotate, as shown in figure 12.Equalizer drag-line 15 end is connected with equalizer roller 18, and equalizer roller 18 is connected with front active window by equalizer connecting rod 19, and all connections are all hinged, can freely rotate, as shown in Figure 12, Figure 13, Figure 16.Front active window 16 is assemblied in left slide rail 1 with in the chute of right slide rail 5, front active window roller 17, and against detent surface and roll, before realizing, active window is dug and closed, as shown in figure 11.Equalizer is connected with front active window 16 by drag-line 15, pulley 18, connecting rod 19, effect sizeable pulling force is upwards remained to front active window 16, leicht fallen D/A when making to open window, can not impact downwards, as shown in Figure 14, Figure 16 due to window self gravitation during closing window.Left slide rail 1 bending part assembling left socle 2, left socle 2 is equipped with cylinder pulley 8 and conical pulley 11, equalizer drag-line 15 is attached to the surface of pulley all the time, when equalizer drag-line 15 moves, be rolling friction with pulley, therefore, can not lose efficacy because of wearing and tearing, as shown in Fig. 5, Fig. 6, Figure 15.Do not arrange equalizer drag-line 15 in right slide rail 5, therefore, right support 6 does not have pulley.
Claims (2)
1. a front movable window slide rail of excavator cab, comprise left slide rail (1), flexible axle fixed head (4), right slide rail (5), left slide rail (1), right slide rail (5) are welded on driver's cabin both sides respectively, flexible axle fixed head (4) is welded on left slide rail (1) rear end, front active window roller (17) on front active window (16) is connected with left slide rail (1) and right slide rail (5), one end of balance drag-line (15) is connected with front active window (16), described left slide rail (1) epimere slideway is the level of state, and deviation is within the scope of ± 5 °; Described right slide rail (5) epimere is the level of state, deviation is within the scope of ± 5 °, the leading portion of described left slide rail (1) and epimere bending part slideway soffit gap, the leading portion of described right slide rail (5) and epimere bending part slideway soffit gap, have the left socle (2) of closed breach at the leading portion of described left slide rail (1) and epimere bending part slideway soffit gap place; The right support (6) of closed breach is had at the leading portion of described right slide rail (5) and epimere bending part slideway soffit gap place, it is characterized in that: the forward and backward two ends of described left socle (2) are separately installed with cylinder pulley (8), be provided with conical pulley (11) in the centre of left socle (2), the balance drag-line (15) be connected with flexible axle fixed head (4) connects with the surface of cylinder pulley (8) and conical pulley (11).
2. excavator cab active window slide rail according to claim 1, is characterized in that: the conicle end small end of described conical pulley (11) is in the bottom of chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110278367.6A CN102352714B (en) | 2011-09-20 | 2011-09-20 | Front movable window slide rail of excavator cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110278367.6A CN102352714B (en) | 2011-09-20 | 2011-09-20 | Front movable window slide rail of excavator cab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102352714A CN102352714A (en) | 2012-02-15 |
| CN102352714B true CN102352714B (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110278367.6A Active CN102352714B (en) | 2011-09-20 | 2011-09-20 | Front movable window slide rail of excavator cab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102352714B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104553688B (en) * | 2014-12-25 | 2017-02-22 | 三一汽车制造有限公司 | Cab with sliding window system and engineering machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3615578C1 (en) * | 1986-05-09 | 1987-09-10 | Audi Ag | Device for raising and lowering a window pane |
| US5362118A (en) * | 1993-02-17 | 1994-11-08 | Caterpillar Inc. | Window assembly for cab of a vehicle |
| CN1966872A (en) * | 2005-11-16 | 2007-05-23 | 神钢建设机械株式会社 | Construction machine |
| CN201086621Y (en) * | 2007-08-21 | 2008-07-16 | 福田雷沃国际重工股份有限公司 | Integral overturn view-window device |
| CN201525263U (en) * | 2009-09-14 | 2010-07-14 | 扬州凯勒机械有限公司 | Sliding window device of engineering automobile cab |
| CN101896371A (en) * | 2008-01-28 | 2010-11-24 | 卡特彼勒日本有限公司 | Guide-rail structure of front window in working vehicle |
-
2011
- 2011-09-20 CN CN201110278367.6A patent/CN102352714B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3615578C1 (en) * | 1986-05-09 | 1987-09-10 | Audi Ag | Device for raising and lowering a window pane |
| US5362118A (en) * | 1993-02-17 | 1994-11-08 | Caterpillar Inc. | Window assembly for cab of a vehicle |
| CN1966872A (en) * | 2005-11-16 | 2007-05-23 | 神钢建设机械株式会社 | Construction machine |
| CN201086621Y (en) * | 2007-08-21 | 2008-07-16 | 福田雷沃国际重工股份有限公司 | Integral overturn view-window device |
| CN101896371A (en) * | 2008-01-28 | 2010-11-24 | 卡特彼勒日本有限公司 | Guide-rail structure of front window in working vehicle |
| CN201525263U (en) * | 2009-09-14 | 2010-07-14 | 扬州凯勒机械有限公司 | Sliding window device of engineering automobile cab |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102352714A (en) | 2012-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Yancheng Road, Wujin high tech Industrial Development Zone, Changzhou City, Jiangsu Province, No. 588 213161 Applicant after: LIUGONG CHANGZHOU MACHINERY CO., LTD. Applicant after: Liugong Machinery Co., Ltd. Applicant after: Guangxi Liugong Machinery Co., Ltd. Address before: Yancheng Road, Wujin high tech Industrial Development Zone, Changzhou City, Jiangsu Province, No. 588 213161 Applicant before: Liugong Changzhou Excvavtor Co., Ltd. Applicant before: Liugong Machinery Co., Ltd. Applicant before: Guangxi Liugong Machinery Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: LIUGONG CHANGZHOU EXCAVATOR CO., LTD. TO: LIUGONG MACHINERY CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |