CN101927792B - Synchronous lifting device of exhaust pipe and driving shelter - Google Patents
Synchronous lifting device of exhaust pipe and driving shelter Download PDFInfo
- Publication number
- CN101927792B CN101927792B CN2009100327154A CN200910032715A CN101927792B CN 101927792 B CN101927792 B CN 101927792B CN 2009100327154 A CN2009100327154 A CN 2009100327154A CN 200910032715 A CN200910032715 A CN 200910032715A CN 101927792 B CN101927792 B CN 101927792B
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- hinged
- jointed shaft
- freeing pipe
- ceiling
- rod
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Abstract
The invention discloses a synchronous lifting device of an exhaust pipe and a driving shelter, belonging to the engineering machinery series. When a platform trailer for transferring a concrete pavement spreader is used for transportation, the driving shelter and the exhaust pipe fall down at the same time so as to reduce the height of the machine and avoid that the platform trailer is over-high when passing the bridge and the tunnel; and when the spreader works, the machine is lifted. The upper end of a front supporting rod is hinged with a ceiling through a hinged shaft I, the lower end is hinged with a front rod supporting seat on the machine body through a hinged shaft III; the upper end of a back supporting rod is hinged with the ceiling through a hinged shaft II, the lower end is hinged with a back rod supporting seat on the machine body through a hinged shaft IV; the hinged shaft I, the hinged shaft II, the hinged shaft III and the hinged shaft IV constitute a parallelogram four-connecting-lever structure; the exhaust pipe is hinged with the ceiling through a connecting-lever hinged shaft I; and the exhaust pipe and the driving shelter constitute a parallelogram four-connecting-lever structure. The machine body is provided with a hydraulic cylinder and a hand pump; the lower end of the back supporting rod is also provided with a limit pin; the oil inlet of the hydraulic cylinder is provided with a check valve; and the ceiling is limited through the hydraulic and mechanical safeguard methods, thus the operation is safe and reliable.
Description
Technical field
The present invention relates to a kind of construction machinery and equipment, be specifically related to freeing pipe and canopy synchronous lifting device on the sub-base grader.
Background technology
Paver is the visual plant that road deck is laid, and because of its chassis is a crawler body, can only be transported by flat-bed trailer during the transition operation, and its canopy and freeing pipe height are for transportation brings difficulty.The method that adopts is that canopy is pulled down at present, reinstalls when arriving construction operation again, and it is time-consuming to require great effort, and influences construction speed again.
Summary of the invention
In order to address the above problem, the invention provides a kind of freeing pipe and canopy synchronous lifting device, when sub-base grader transition operation is transported with flat-bed trailer, canopy and freeing pipe are fallen, reduce machine height, superelevation when avoiding by bridge, tunnel.
The present invention is achieved through the following technical solutions: a kind of freeing pipe and canopy synchronous lifting device, comprise canopy and freeing pipe, and described canopy comprises: two preceding cramp bars and two back supporting rods of ceiling, supporting ceiling; Described freeing pipe is installed on the fuselage by air vent seat, the arranged outside guard shield of freeing pipe; It is characterized in that: the cramp bar upper end is hinged by jointed shaft I and ceiling before described, and the lower end is hinged with the preceding rod bearing that is fixed on the fuselage by jointed shaft III; Described back supporting rod upper end is hinged by jointed shaft II and ceiling, and the lower end is hinged with the back rod bearing that is fixed on the fuselage by jointed shaft IV; Described jointed shaft I, jointed shaft II, jointed shaft III, jointed shaft IV connect to form the parallelogram four-bar linkage structure; Between described back supporting rod and the fuselage hydraulic actuating cylinder is set; Position close with hydraulic actuating cylinder on the described fuselage is provided with fuel priming pump, is connected by hydraulic pipe between fuel priming pump and the hydraulic actuating cylinder; Described freeing pipe top is provided with the freeing pipe bearing, and connecting rod one end is hinged by jointed shaft I and ceiling, and the other end is hinged by jointed shaft V and freeing pipe bearing; The freeing pipe lower end is provided with turning gland, and the turning gland sliding fit is inserted in the fixedly elbow hole on the freeing pipe base; Described jointed shaft V, jointed shaft I, jointed shaft III fixedly elbow line of centers connect to form the parallelogram four-bar linkage structure.
Described back bar supporting base is by base plate and two mountain font case frame structures that riser connects to form; Jointed shaft IV is arranged on the riser upper end; The upright pin-and-hole peace of also making concentric on the two risers pin-and-hole that crouches, the fixing flat limiting stopper that crouches in the inboard of riser; Bearing pin is inserted in upright pin-and-hole or the flat pin-and-hole that crouches, and the bearing pin outer end is provided with spring cotter.
Between the hole of described jointed shaft IV and back supporting rod copper sheathing is set.
Described fuel priming pump pump rod is connected with lengthening bar by hinge, and pump rod and lengthening bar are sleeved in the hole of sleeve; The Hydraulic Pump bottom is provided with the pump rod fixed mount, and the lengthening bar after the bending is installed in the groove of pump rod fixed mount.
The cylinder body and the fuselage of described hydraulic actuating cylinder are hinged, and piston is hinged by the middle part of cylinder bracket and back supporting rod; The inlet nozzle place of hydraulic actuating cylinder is provided with check valve.
Described freeing pipe base comprises casing and fixing elbow; Described casing is fixed on the fuselage, and the casing periphery is provided with louvre, and fixedly elbow is fixed on the inner chamber of casing; The turning gland end is provided with end cap, and end cap is connected with casing by spiral shell is fixed.
Make many capable screw slots of arc on the described end cap.
Good effect of the present invention is:
1, canopy and freeing pipe lifting are convenient, are convenient to the transition transportation, improve operating efficiency.
When 2, canopy rises or falls, all have spacingly, can not rise voluntarily or fall, the construction transportation safety is reliable.
3, adopt hydraulic pressure and mechanical double insurance, even hydraulic efficiency pressure system breaks down, ceiling can automatic shift yet.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the A place partial enlarged drawing of Fig. 1.
Fig. 4 is the E-E section-drawing of Fig. 3.
Fig. 5 is the B place partial enlarged drawing of Fig. 1.
Fig. 6 is that the C of Fig. 1 is to partial enlarged drawing.
Fig. 7 is the left view of Fig. 6.
Among the figure: 1, fuselage, 2, preceding rod bearing, 3, preceding cramp bar, 4, ceiling, 5, back supporting rod, 6, back rod bearing, 6-1, base plate, 6-2, riser, 6-3, upright pin-and-hole, 6-4, the flat pin-and-hole that crouches, 6-5, the flat limiting stopper that crouches, 6-6, copper sheathing, 6-7, bearing pin, 6-8, spring cotter, 7, jointed shaft I, 8, jointed shaft II, 9, jointed shaft III, 10, jointed shaft IV, 11, fuel priming pump, 11-1, pump rod, 11-2, hinge, 11-3, lengthening bar, 11-4, sleeve, 11-5, the pump rod fixed mount, 12, hydraulic actuating cylinder, 13, cylinder bracket, 14, the freeing pipe base, 14-1, casing, 14-2, fixing elbow, the 14-3 louvre, 15, freeing pipe, 15-1, turning gland, the 15-2 end cap, 15-3, the capable screw slots of arc, 16, guard shield, 17, the freeing pipe bearing, 18, jointed shaft V, 19, connecting rod, 20, fixing elbow line of centers.
The specific embodiment
As shown in Figure 1, 2: a kind of freeing pipe and canopy synchronous lifting device, comprise canopy and freeing pipe 15, described canopy comprises: two preceding cramp bars 3 and two back supporting rods 5 of ceiling 4, supporting ceiling 4; Described freeing pipe 15 is installed on the fuselage 1 by air vent seat 14, the arranged outside guard shield 16 of freeing pipe 15; It is characterized in that: cramp bar 3 upper ends are hinged by jointed shaft I7 and ceiling 4 before described, and the lower end is hinged with the preceding rod bearing 2 that is fixed on the fuselage 1 by jointed shaft III9; Described back supporting rod 5 upper ends are hinged by jointed shaft II8 and ceiling 4, and the lower end is hinged with the back rod bearing 6 that is fixed on the fuselage 1 by jointed shaft IV10; Described jointed shaft I7, jointed shaft II8, jointed shaft III9, jointed shaft IV10 connect to form the parallelogram four-bar linkage structure; Between described back supporting rod 5 and the fuselage 1 hydraulic actuating cylinder 12 is set; The position close with hydraulic actuating cylinder 12 is provided with and presses hand pump 11 on the described fuselage 1, is connected by hydraulic pipe between fuel priming pump 11 and the hydraulic actuating cylinder 12; Described freeing pipe 15 tops are provided with freeing pipe bearing 17, and connecting rod 19 1 ends are hinged by jointed shaft I7 and ceiling 4, and the other end is hinged by jointed shaft V18 and freeing pipe bearing 17; Freeing pipe 15 lower ends are provided with turning gland 15-1, and turning gland 15-1 sliding fit is inserted in the fixedly elbow 14-2 hole on the freeing pipe base 14; Described jointed shaft V18, jointed shaft I7, jointed shaft III9 and fixedly elbow line of centers 20 4 connect to form the parallelogram four-bar linkage structure.
Described back rod bearing 6 is by base plate 6-1 and two mountain font case frame structures that riser 6-2 connects to form; Jointed shaft IV10 is arranged on riser 6-2 upper end; The upright pin-and-hole 6-3 peace of also making concentric on the two riser 6-2 pin-and-hole 6-4 that crouches, the fixing flat limiting stopper 6-5 that crouches in the inboard of riser 6-2; Bearing pin 6-7 is inserted among upright pin-and-hole 6-3 or the flat pin-and-hole 6-4 of crouching, and bearing pin 6-7 outer end is provided with spring cotter 6-8.
Between the hole of described jointed shaft IV10 and back supporting rod 5 copper sheathing 6-6 is set.
Described fuel priming pump pump rod 11-1 is connected with lengthening bar 11-3 by hinge 11-2, and pump rod 11-1 and lengthening bar 11-3 are sleeved in the hole of sleeve 11-4; Hydraulic Pump 11 bottoms are provided with pump rod fixed mount 11-5, and the lengthening bar 11-3 after the bending is installed in the groove of pump rod fixed mount 11-5.
The cylinder body of described hydraulic actuating cylinder 12 and fuselage 1 are hinged, and piston is hinged with the middle part of back supporting rod 5 by cylinder bracket 13; The inlet nozzle place of hydraulic actuating cylinder 12 is provided with check valve.
Described freeing pipe base 14 comprises casing 14-1 and fixing elbow 14-2; Described casing 14-1 is fixed on the fuselage 1, and casing 14-1 periphery is provided with louvre 14-3, and fixedly elbow 14-2 is fixed on the inner chamber of casing 14-1; Turning gland 15-1 end is provided with end cap 15-2, and end cap 15-2 is connected with casing 14-1 by spiral shell is fixed.
Described end cap 15-2 goes up and makes many capable screw slots 15-3 of arc.
As shown in Figure 1, 2: when the paver normal operation, ceiling 4 is risen, freeing pipe 15 rises simultaneously, and bearing pin 6-7 is inserted among the upright pin-and-hole 6-3, and locks with spring cotter 6-8, the inclination of bearing pin 6-7 restriction back supporting rod 5, ceiling can not fall.
When paver transition transportation, bearing pin 6-7 is taken off from upright pin-and-hole 6-3, primer fluid press pump 11, to hydraulic actuating cylinder 12 fuel feeding, hydraulic actuating cylinder 12 drive back supporting rods 5 prolong jointed shaft IV10 and are rotated down.Under the effect of parallelogram four-bar linkage structure, ceiling 4 levels downwards, move forward; Freeing pipe 15 is rotated down and falls simultaneously
When moving to desired location (as Fig. 1, dotted line position shown in Figure 3), back supporting rod 5 lower ends stop when meeting the flat positive stop 6-5 of crouching, this moment Hydraulic Pump 11 as work on, pump rod 11-1 can feel that tangible resistance increases, stop solution press pump 11 work immediately.Again bearing pin 6-7 is inserted among the flat pin-and-hole 6-4 of crouching, and bearing pin is locked,, make two back supporting rods 5 stop at horizontal position, also can not move in the transportation together with ceiling 4 in bearing pin 6-7 and the flat limiting stopper 6-5 combined action of crouching with spring cotter 6-8, safe and reliable.
Shown in Fig. 1-5, when paver arrives the construction site, need before the operation ceiling is risen, its process is: take off bearing pin 6-7, start fuel priming pump 11 to hydraulic actuating cylinder 12 fuel feeding, back supporting rod 5 contrarotations, driving ceiling 4 levels makes progress, moves backward, freeing pipe 15 rotates up simultaneously, when rotating to stand up position, back supporting rod 5 and freeing pipe 15 stop, the swing of restriction back supporting rod 5 is inserted bearing pin 6-7 in the hole of upright pin-and-hole 6-3 in 11 work of (so the positive stop that has works) stop solution press pump again.
As shown in Figure 5, when fuel priming pump 11 does not use, shift sleeve 11-4 the position of lengthening bar 11-3 onto and lengthening bar 11-3 is installed in the groove of pump rod fixed mount 11-5, make pump rod not take too large space.With sleeve 11-4 pump rod 11-1 and lengthening bar 11-3 are connected into a whole stock during use, lighter during hand.
On the hydraulic actuating cylinder 12 check valve is set, when oil pump 11 or transport pipe broke down, check valve forms returned and ends valve and will make hydraulic actuating cylinder 12 keep the beidirectional pressure, and piston rod is motionless, plays second safety effect of restriction ceiling 4 positions
Claims (7)
1. freeing pipe and canopy synchronous lifting device comprise canopy and freeing pipe (15), and described canopy comprises: two preceding cramp bars (3) and two back supporting rods (5) of ceiling (4), supporting ceiling (4); Described freeing pipe (15) is installed on the fuselage (1) by air vent seat (14), the arranged outside guard shield (16) of freeing pipe (15); It is characterized in that: cramp bar (3) upper end is hinged with ceiling (4) by jointed shaft I (7) before described, and the lower end is hinged with the preceding rod bearing (2) that is fixed on the fuselage (1) by jointed shaft III (9); Described back supporting rod (5) upper end is hinged with ceiling (4) by jointed shaft II (8), and the lower end is hinged with the back rod bearing (6) that is fixed on the fuselage (1) by jointed shaft IV (10); Described jointed shaft I (7), jointed shaft II (8), jointed shaft III (9), jointed shaft IV (10) four connect to form the parallelogram four-bar linkage structure; Between described back supporting rod (5) and the fuselage (1) hydraulic actuating cylinder (12) is set; Described fuselage (1) is gone up the position close with hydraulic actuating cylinder (12) fuel priming pump (11) is set, and is connected by hydraulic pipe between fuel priming pump (11) and the hydraulic actuating cylinder (12); Described freeing pipe (15) top is provided with freeing pipe bearing (17), and connecting rod (19) one ends are hinged with ceiling (4) by jointed shaft I (7), and the other end is hinged with freeing pipe bearing (17) by jointed shaft V (18); Freeing pipe (15) lower end is provided with turning gland (15-1), and turning gland (15-1) sliding fit is inserted in fixedly elbow (14-2) hole on the freeing pipe base (14); Described jointed shaft V (18), jointed shaft I (7), jointed shaft III (9) and fixedly elbow line of centers (20) four connect to form the parallelogram four-bar linkage structure.
2. freeing pipe according to claim 1 and canopy synchronous lifting device is characterized in that: the mountain font case frame structure that described back bar supporting base (6) is connected to form by base plate (6-1) and two risers (6-2); Jointed shaft IV (10) is arranged on riser (6-2) upper end; Also make upright pin-and-hole (6-3) the peace pin-and-hole (6-4) for sleeping in of concentric on two risers (6-2), the fixing flat limiting stopper (6-5) that crouches in the inboard of riser (6-2); Bearing pin (6-7) is inserted in upright pin-and-hole (6-3) or the flat pin-and-hole (6-4) that crouches, and bearing pin (6-7) outer end is provided with spring cotter (6-8).
3. freeing pipe according to claim 1 and 2 and canopy synchronous lifting device is characterized in that: between the hole of described jointed shaft IV (10) and back supporting rod (5) copper sheathing (6-6) is set.
4. freeing pipe according to claim 1 and canopy synchronous lifting device, it is characterized in that: described fuel priming pump (11) pump rod (11-1) is connected with lengthening bar (11-3) by hinge (11-2), and pump rod (11-1) and lengthening bar (11-3) are sleeved in the hole of sleeve (11-4); Hydraulic Pump (11) bottom is provided with pump rod fixed mount (11-5), and the lengthening bar after the bending (11-3) is installed in the groove of pump rod fixed mount (11-5).
5. freeing pipe according to claim 1 and canopy synchronous lifting device is characterized in that: the cylinder body of described hydraulic actuating cylinder (12) and fuselage (1) are hinged, and piston is hinged with the middle part of back supporting rod (5) by cylinder bracket (13); The inlet nozzle place of hydraulic actuating cylinder (12) is provided with check valve.
6. freeing pipe according to claim 1 and canopy synchronous lifting device is characterized in that: described freeing pipe base (14) comprises casing (14-1) and fixing elbow (14-2); Described casing (14-1) is fixed on the fuselage (1), and casing (14-1) periphery is provided with louvre (14-3), and fixedly elbow (14-2) is fixed on the inner chamber of casing (14-1); Turning gland (15-1) end is provided with end cap (15-2), and end cap (15-2) is connected with casing (14-1) by spiral shell is fixed.
7. according to claim 1 or 6 described freeing pipes and canopy synchronous lifting device, it is characterized in that: described end cap (15-2) is gone up and is made many capable screw slots of arc (15-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100327154A CN101927792B (en) | 2009-06-26 | 2009-06-26 | Synchronous lifting device of exhaust pipe and driving shelter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100327154A CN101927792B (en) | 2009-06-26 | 2009-06-26 | Synchronous lifting device of exhaust pipe and driving shelter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101927792A CN101927792A (en) | 2010-12-29 |
| CN101927792B true CN101927792B (en) | 2011-12-28 |
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ID=43367309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100327154A Expired - Fee Related CN101927792B (en) | 2009-06-26 | 2009-06-26 | Synchronous lifting device of exhaust pipe and driving shelter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101927792B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229678A (en) * | 2014-08-22 | 2014-12-24 | 安庆市天润工程机械有限责任公司 | Carrying trolley for large-size oil cylinder |
| CN105332331B (en) * | 2015-11-30 | 2018-12-28 | 湖南三一路面机械有限公司 | Ceiling lifter of paver and spreading machine ceiling |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005335475A (en) * | 2004-05-25 | 2005-12-08 | Hitachi Constr Mach Co Ltd | Construction machine |
| JP2007062506A (en) * | 2005-08-30 | 2007-03-15 | Hitachi Constr Mach Co Ltd | Construction machine |
| CN201534575U (en) * | 2009-06-26 | 2010-07-28 | 徐州凯莫尔重工科技有限公司 | Synchronous lifting device of steering shelter and vent pipe |
-
2009
- 2009-06-26 CN CN2009100327154A patent/CN101927792B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005335475A (en) * | 2004-05-25 | 2005-12-08 | Hitachi Constr Mach Co Ltd | Construction machine |
| JP2007062506A (en) * | 2005-08-30 | 2007-03-15 | Hitachi Constr Mach Co Ltd | Construction machine |
| CN201534575U (en) * | 2009-06-26 | 2010-07-28 | 徐州凯莫尔重工科技有限公司 | Synchronous lifting device of steering shelter and vent pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101927792A (en) | 2010-12-29 |
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Granted publication date: 20111228 Termination date: 20140626 |
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