CN110525322A - A kind of compartment obturator and slag-soil truck - Google Patents

Abstract

The present invention relates to a kind of car sealing devices, including car body, sliding assembly and drive assembly on the car body, the sliding assembly includes guide rail and multiple coasters on the guide rail, the coaster includes the tail portion coaster close to the car body tail portion, it is characterized in that, it further include that tail portion fastens assembly, it includes shift fork that the tail portion, which fastens assembly, tail portion frame and the shift fork pin shaft on the outside of the tail portion coaster, the shift fork is rotatably sleeved on the shift fork pin shaft, the upper end of the shift fork is connect with the tail portion frame, lower end is equipped with U-shaped prong, the car body tail portion is equipped with fixing axle, the fixing axle can be inserted into or deviate from the U-shaped prong；The invention also discloses a kind of slag-soil trucks with good closing canopy lid comprising car sealing device as described above.The beneficial effects of the present invention are: sealing device structure stablize, smooth opening and closing, obturation effect are good, it is easy to operate, locking securely, storage after it is small in size.

Description

A kind of compartment obturator and slag-soil truck

Technical field

The present invention relates to haulage vehicle box sealing technical field more particularly to a kind of compartment obturators, further relate to slag Navy barrow.

Background technique

Slag-soil truck, also referred to as drawing navy barrow, slag waggon, and it is not specific to any vehicle, and referring to vehicular applications is to transport sandstone etc. Build the truck of material.Slag-soil truck is relatively common such as large-scale dump truck, mostly large-scale truck.Slag-soil truck is mainly used for filling Unload and transport the earthwork required for city capital construction, real estate construction, sandstone and building waste, fully loaded with cargo vehicle driving mistake Be easy to produce in journey spill, fugitive dust, peculiar smell the problems such as, cause seriously to pollute and easily cause traffic accident to urban environment, seriously Influence the life of resident.

A series of pipes have been put into effect in many environmental issues, environmental protection administrations such as city walkings in face of slag-soil truck " dirty vehicle " upper road Reason measure, the side that existing slag-soil truck also uses is opened or canopy top, but metal cover quality weight is opened in side, to hydraulic system requirement Height, assembly precision require height, and easy to damage, high failure rate leads to vehicle rate of attendance bottom；The wirerope or chain that slag-soil truck uses pass The tarpaulin convering system of dynamic form, although preferably resolving compartment front fugitive dust problem, rear tail portion cannot achieve complete envelope It closes.Although some compartment rear moldings use inclination canopy bar, it is equipped on inclination canopy bar and hangs curtain, in vehicle normal operation, by Not perfect in technology, canopy bar can reset, and wind-engaging power, which acts on canopy bar and hangs curtain, to open at any time, and fugitive dust remains unchanged, and fastening is not achieved Obturation effect；When especially vehicle jolts, material block can be also scattered, does not only result in pollution, also will cause road safety hidden danger.Therefore Compartment rear portion material leakage fugitive dust leads to the chronic disease of pollution at slag-soil truck, and tail portion is reliably closed behind compartment when how can guarantee operation, It can guarantee that canopy lid smoothly opens and closes again, do not influence loading and unloading, be a technical contradiction.

In addition, current slag-soil truck has generallyd use square tubing guide rail, plane is horizontal on guide rail, in the upper of guide rail Face often falls stone class material, and the bad easy inclination damage of coaster stability, coaster is compared with damage caused by rail friction Seriously, the easy card stone of the stretcher of tension chain, can hinder that coaster is run or even both sides are asynchronous when serious, canopy lid is caused to be opened Stuck or driving mechanism is impaired when conjunction.This also influences the operational efficiency of vehicle.

Summary of the invention

In view of the deficiency of the prior art, the present invention provides a kind of structurally reasonable, capping and fastens flexibly, sealing effect The good compartment obturator of fruit.

The technical scheme to solve the above technical problems is that a kind of car sealing device, including car body, set In sliding assembly and drive assembly on the car body, the sliding assembly includes guide rail and more on the guide rail A coaster, the coaster include the tail portion coaster close to the car body tail portion, which is characterized in that further include that tail portion fastens always Fastening assembly at, the tail portion includes shift fork, tail portion frame and the shift fork pin shaft on the outside of the tail portion coaster, and described group Fork is rotatably sleeved on the shift fork pin shaft, and the upper end of the shift fork is connect with the tail portion frame, and lower end is equipped with U-shaped fork Mouthful, the car body tail portion is equipped with fixing axle, and the fixing axle can be inserted into or deviate from the U-shaped prong.

The beneficial effects of the present invention are: when closing, one-shot churning arrives compartment rear portion shift fork auto-action, band Dynamic tail portion frame buckle closure overturning fastens to compartment tail portion, and locking tail portion frame is stablized closing, is not affected by the wind in operation, always It is integrated with car body fastening；When opening, one-shot churning, tail portion frame is overturn on automatic turning to platform tent Side, and is automatically positioned therewith, will not be not take up compartment open space because jolting, tilting and wind is toppled over, not influence cargo dress It unloads.Smooth opening and closing, obturation effect are good, it is easy to operate, locking securely, storage after it is small in size.

Based on the above technical solution, the present invention can also be improved as follows.

Further, the U-shaped prong includes back side edge and front side edge, and the length of the back side edge is less than the front side side length Degree.

Beneficial effect using above-mentioned further scheme is, when tarpaulin runs to compartment rear portion in front of compartment, even if Shift fork angle varies slightly, and since back side edge is short, front side side length, also can guarantee that the fixing axle is smooth, is accurately embedded in the U In type prong；And when tarpaulin is opened, and can guarantee that tail portion frame is turned to arched roof bar top just, it is not take up compartment opening Space.

Further, the tail portion frame include the first canopy bar and the second canopy bar, the lower end of the first canopy bar with described group The upper end of fork connects, and the upper end of the first canopy bar is connect with the upper end of the second canopy bar, further include set on the canopy bar it Between horizontal canopy bar, pass through horizontal canopy bar formed U-shaped canopy bar.

Beneficial effect using above-mentioned further scheme is to form tail portion tarpaulin by the first canopy bar and the second canopy bar Skeleton can ensure that tail portion tarpaulin tightly fastens.

It further, further include shift fork position-limit mechanism, the shift fork position-limit mechanism includes limit hook and tension spring, the limit The lower end of hook is in hook solid, and the back side edge of the shift fork is equipped with hook pin shaft, and the limit hook is rotatably sleeved on On the hook pin shaft, the tension spring is connected between the tail portion coaster and limit hook.

Beneficial effect using above-mentioned further scheme is that, when tail portion frame fastens, shift fork position-limit mechanism can pass through institute Stable locking effect is played in hook solid in the lower end for stating limit hook.

Further, the shift fork limiting device further includes support plate, and it is sliding that one end of the support plate is fixed on the tail portion Che Shang, the other end are equipped with pin, and the upper end of the limit hook is equipped with bayonet compatible with the hook pin shaft.

Beneficial effect using above-mentioned further scheme is, when tail portion frame fastens, can pass through the limit hook Lower end locks shift fork in hook solid and shift fork pin shaft, can be locked by hook pin shaft when tail portion frame, which is overturn, to be opened tension spring and Shift fork position.

Further, the drive assembly includes the driven sprocket and drive sprocket set on the guide rail both ends, described driven Driving chain is equipped between sprocket wheel and the drive sprocket, the both ends of the driving chain are fixed on described by chain fixing piece On the coaster of tail portion, ring structure is formed, is additionally provided with chain stretching device on the driven sprocket.

The chain stretching device includes fixed plate, sliding panel and tensioning bolt, and the fixed plate is equipped with sliding slot, described Sliding panel opposite in the fixed plate can slide, and one end of the sliding panel is equipped with sprocket shaft, and the driven sprocket is sleeved on On the sprocket shaft, the other end of the sliding panel is fixed on the tensioning bolt.

Beneficial effect using above-mentioned further scheme is, as long as drive assembly drives tail portion churning, can to push Or other coasters are driven to act together by tarpaulin.

Further, arch frame, the arched roof are installed on the corresponding coaster in the car body two sides Frame is equipped with tarpaulin, and the tail portion of the tarpaulin covers and is fixed on the tail portion frame.

Beneficial effect using above-mentioned further scheme is to form whole canopy lid by arch frame.

Further, the cross section of the guide rail is the ring structure that bottom surface is equipped with opening, and the upper plane of the guide rail is to incline Inclined-plane, the guide rail are additionally provided with chain pillar, the driving chain passes through institute for hanging the coaster below the guide rail It states and forms ring structure in guide rail and lower guideway.

Beneficial effect using above-mentioned further scheme is that the upper surface of described guide rail is that inclined surface can guarantee that blanking is timely It tumbles, no backup, does not influence coaster operation.

Further, the coaster includes hook-type bent plate and idler wheel, and the hook-type bent plate includes lower end bending part, the bending Multiple idler wheels are set with by roller shaft in portion.

Tarpaulin fixing bolt is additionally provided on the outside of the hook-type bent plate.

Beneficial effect using above-mentioned further scheme is to guarantee that coaster fixing-stable, operation are smooth.

The tail portion of the tarpaulin is equipped with fastening notch compatible with compartment boxboard.Facilitate tail portion frame and carriage depth button It closes, guarantees sealing.

The invention also discloses a kind of slag-soil trucks with good closing canopy lid:

A kind of slag-soil truck, which is characterized in that including car sealing device as described above.

The beneficial effects of the present invention are: this slag-soil truck solves, compartment tail portion can not be fully sealed, especially tail portion seals With the problem for facilitating tarpaulin switching action conflicting.In the case where not increasing any operation bidirectional, reach sealing effect, and Guarantee that loading and unloading is unaffected.

Detailed description of the invention

Fig. 1 is the structural diagram of the present invention (closed state)；

Fig. 2 is structural schematic diagram (opening state) of the invention；

Fig. 3 is that tail portion of the invention fastens assembly structure schematic diagram；

Fig. 4 is that tail portion respectively of the invention fastens assembly rollover states schematic diagram；

Fig. 5 is sliding of the invention and drive assembly structural schematic diagram；

Fig. 6 is sliding assembly structure schematic diagram of the invention；

Fig. 7 is A-A profile structure diagram in Fig. 5；

Fig. 8 is pulley structure schematic diagram of the invention；

Fig. 9 is tail portion pulley structure schematic diagram of the invention；

Figure 10 is the structural schematic diagram with shift fork position-limit mechanism of the invention；

Figure 11 is tension structure schematic diagram of the invention；

Figure 12 is slag-soil truck carriage body structure schematic diagram of the invention；

In Fig. 1 to Figure 12,1, car body；2, guide rail；2-1, guide rail: 2-2, lower guideway；3, coaster；3-1, hook-type Bent plate；3-2, idler wheel；3-3, roller shaft；3-4, tarpaulin fixing bolt；4, tail portion coaster；4-1, chain fixing piece；5, shift fork； 5-1, U-shaped prong；5-2, front side edge；5-3, back side edge；6, shift fork pin shaft；7, fixing axle；8, tail portion frame；8-1, the first canopy Bar；8-2, the second canopy bar；9, driven sprocket；10, drive sprocket；11, driving chain；12, chain stretching device；12-1, fixation Plate；12-2, sliding panel；12-3, tensioning bolt；12-4, sliding slot；12-5, sprocket shaft；13, arch frame；14, tarpaulin；15, it dials Pitch position-limit mechanism；15-1, limit hook；15-2, tension spring；15-3；Link up with pin shaft；15-4, support plate；15-5, pin；15-6, Bayonet.

Specific embodiment

The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the invention.

As shown in Fig. 1 and Figure 11, a kind of car sealing device, including car body 1, on the car body 1 Assembly and drive assembly are slided, the sliding assembly includes guide rail 2 and multiple coasters 3 on the guide rail 2, the coaster 3 include the tail portion coaster 4 close to 1 tail portion of car body, which is characterized in that further includes that tail portion fastens assembly, the tail portion Fastening assembly includes that shift fork 5, tail portion frame 8 and the shift fork pin shaft 6 set on 4 outside of tail portion coaster, the shift fork 5 can turn Dynamic is sleeved on the shift fork pin shaft 6, and the upper end of the shift fork 5 is connect with the tail portion frame 8, and lower end is equipped with U-shaped prong 5-1,1 tail portion of car body are equipped with fixing axle 7, and the fixing axle 7 can be inserted into or deviate from the U-shaped prong 5-1.

Here shift fork pin shaft can also be used as tarpaulin fixing bolt 3-4 simultaneously.

The U-shaped prong 5-1 include the length of back side edge 5-3 and front side edge 5-2, the back side edge 5-3 be less than it is described before Side 5-2 length.

The tail portion frame 8 includes the first canopy bar 8-1 and the second canopy bar 8-2, the lower end of the first canopy bar 8-1 and institute The upper end connection of shift fork 5 is stated, it further includes setting that the upper end of the first canopy bar 8-1 is connect with the upper end of the second canopy bar 8-2 Horizontal canopy bar between the canopy bar.

As shown in Figure 10, as an improvement of the present invention；It further include shift fork position-limit mechanism 15, the shift fork position-limit mechanism includes Limit hook 15-1 and tension spring 15-2, the lower end of the limit hook are in hook solid, and the back side edge of the shift fork 5 is equipped with hook Pin shaft 15-3, the limit are linked up with 15-1 and are rotatably sleeved on the hook pin shaft, and the tension spring 15-2 is connected to described Between tail portion coaster and limit hook.

The shift fork limiting device further includes support plate 15-4, and one end of the support plate is fixed on the tail portion coaster 4 On, the other end is equipped with pin 15-5, and the upper end of the limit hook 15-1 is equipped with bayonet 15- compatible with the pin 15-5 6。

The working principle of the shift fork position-limit mechanism is as follows:

When tail portion frame fastens, limit hook lower end contacts shift fork pin shaft prior to shift fork, makes limit hook around shift fork pin shaft Rotation counterclockwise, and the crotch for linking up with limit is fastened on shift fork pin shaft, subsequent shift fork contacts shift fork pin shaft, makes shift fork around dialling Bolt axis rotates counterclockwise into row snap action；Conversely, tension spring pulls limit hook suitable around shift fork pin shaft when opening tail portion frame Hour hands rotation, limit hook is detached from after shift fork is detached from shift fork pin shaft, and is hung and closed on hook pin shaft automatically.Its advantages, tail Portion's frame automatic turning is automatically positioned therewith to above platform tent, will not be because jolting, tilting and wind is toppled over, tarpaulin Automatic constraint side folds tarpaulin after folding, and keeps tarpaulin neatly not at random.

The drive assembly includes the driven sprocket 9 and drive sprocket 10 set on 2 both ends of guide rail, the driven sprocket Driving chain 11 is equipped between 9 and the drive sprocket 10, the both ends of the driving chain 11 are solid by chain fixing piece 4-1 It is scheduled on the tail portion coaster 4, forms ring structure.

Cross section of the guide rail 2 including guide rail 2-1 and lower guideway 2-2, the guide rail 2-1 is the ring that bottom surface is equipped with opening Shape structure, the upper surface of described guide rail 2-1 are inclined surface, and the guide rail 2-1 passes through institute for hanging the coaster 3, the chain It states and forms ring structure in guide rail 2-1 and lower guideway 2-2.

The coaster 3 includes hook-type bent plate 3-1 and idler wheel 3-2, and the hook-type bent plate 3-1 includes lower end bending part, described Multiple idler wheel 3-2 are set with by roller shaft 3-3 on bending part.It is solid that tarpaulin is additionally provided on the outside of the hook-type bent plate 3-1 Determine bolt 3-4.Tail portion coaster is general inside and outside symmetrical 8 idler wheels, totally 6 inside and outside other coasters.

Be additionally provided with chain stretching device 12 on the driven sprocket 9, the chain stretching device 12 include fixed plate 12-1, Sliding panel 12-2 and tensioning bolt 12-3, the fixed plate 12-1 are equipped with sliding slot 12-4, and the sliding panel 12-2 can be described Opposite sliding on fixed plate 12-1, one end of the sliding panel 12-2 are equipped with sprocket shaft 12-5, and the driven sprocket 9 is sleeved on On the sprocket shaft 12-5, the other end of the sliding panel 12-2 is fixed on the tensioning bolt 12-3.

Arch frame 13, the arch frame 13 are installed on the corresponding coaster 3 in 1 two sides of car body It is equipped with tarpaulin 14, the tail portion of the tarpaulin 14 covers and is fixed on the tail portion frame 8.

The tail portion of the tarpaulin 14 is equipped with fastening notch compatible with compartment boxboard.

The invention also discloses a kind of slag-soil trucks with good closing canopy lid:

As shown in figure 11, a kind of slag-soil truck, open tractor and compartment further include sealing dress in compartment as described above It sets.

The present invention operates in such a way:

When slag-soil truck needs to close canopy lid, starting decelerating motor, decelerating motor drives drive sprocket 10, as shown in figure 5, Left side is tailstock sides in figure, and drive sprocket 10 rotates counterclockwise, and pulls chain, and chain-driving tail portion coaster 4 moves downward, tail portion Coaster 4 pulls tarpaulin 14, and tarpaulin 14 successively drives other coasters 3 to move downward, when the U-shaped prong 5-1 of shift fork 5 touches fixing axle 7, Tail portion coaster 4 continues to move downward, and shift fork 5 rotates counterclockwise around shift fork pin shaft 6, and fixing axle 7 enters U-shaped prong 5-1 It is interior, it overturns tail portion frame 8 and is fastened on compartment rear portion, movement is automatically stopped (attached drawing only shows compartment side), compartment two Side is respectively arranged with this device, by tail portion frame 8 and tarpaulin 14, covers car body top and tail portion, reaches the closed effect fastened completely Fruit；The start and stop of its decelerating motor fully rely on original vehicle control system control.

When slag-soil truck needs to open canopy lid, start decelerating motor, and rotate clockwise drive sprocket 10, tail portion coaster 4 to the right Slideslip, fixing axle 7 block the U-shaped prong 5-1 of shift fork 5, rotate clockwise it around 14 shift fork pin shaft 6 of tarpaulin, work as tail When portion's frame 8 is turned to front 14 top of tarpaulin, fixing axle 7 is detached from the U-shaped prong 5-1 of shift fork 5, and shift fork 5 stops operating, tail portion The continuation of coaster 4 is slided to the right, is successively pushed other coasters 3 and is reached on the right side of compartment, and when drawing close completely between coaster 3, movement is certainly It is dynamic to stop, reaching and fold effect, folds rear tail portion frame 8 at the top of other canopy bars into a plane, have no effect on compartment opening Area.In Fig. 4, a), b), c) figure respectively illustrates the process schematic that the overturning of tail portion frame 8 is opened.

The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of car sealing device, sliding assembly and drive assembly including car body, on the car body, institute Stating sliding assembly includes guide rail and multiple coasters on the guide rail, and the coaster includes close to the car body tail portion Tail portion coaster, which is characterized in that further include that tail portion fastens assembly, the tail portion fasten assembly include shift fork, tail portion frame with And the shift fork pin shaft on the outside of the tail portion coaster, the shift fork are rotatably sleeved on the shift fork pin shaft, described group The upper end of fork is connect with the tail portion frame, and lower end is equipped with U-shaped prong, and the car body tail portion is equipped with fixing axle, described solid Dead axle can be inserted into or deviate from the U-shaped prong.

2. it is according to claim 1 be used for car sealing device, which is characterized in that the U-shaped prong include back side edge and The length of front side edge, the back side edge is less than the front side edge lengths.

3. according to claim 2 be used for car sealing device, which is characterized in that the tail portion frame includes the first canopy bar It is connect with the lower end of the second canopy bar, the first canopy bar with the upper end of the shift fork, the upper end of the first canopy bar and described the The upper end of two canopy bars connects, and further includes the horizontal canopy bar between the canopy bar, forms U-shaped canopy bar by horizontal canopy bar.

4. according to claim 1,2 or 3 be used for car sealing device, which is characterized in that it further include shift fork position-limit mechanism, The shift fork position-limit mechanism includes limit hook and tension spring, and the lower end of the limit hook is in hook solid, the rear side of the shift fork Side is equipped with hook pin shaft, and the limit hook is rotatably sleeved on the hook pin shaft, and the tension spring is connected to described Between tail portion coaster and limit hook.

5. according to claim 4 be used for car sealing device, which is characterized in that the shift fork limiting device further includes branch Fagging, one end of the support plate are fixed on the tail portion coaster, and the other end is equipped with pin, and the upper end of the limit hook is set There is bayonet compatible with the hook pin shaft.

6. according to claim 1 or 2 be used for car sealing device, which is characterized in that the drive assembly includes being set to The driven sprocket and drive sprocket at the guide rail both ends are equipped with driving chain between the driven sprocket and the drive sprocket, The both ends of the driving chain are fixed on the tail portion coaster by chain fixing piece, are additionally provided with chain on the driven sprocket Tensioning apparatus.

7. according to claim 1 be used for car sealing device, which is characterized in that corresponding in the car body two sides The coaster on arch frame is installed, the arch frame is equipped with tarpaulin, and the tail portion of the tarpaulin covers and is fixed on On the tail portion frame.

8. according to claim 1 be used for car sealing device, which is characterized in that the cross section of the guide rail sets for bottom surface There is the ring structure of opening, the upper plane of the guide rail is inclined surface.

9. according to claim 1 or 2 be used for car sealing device, which is characterized in that the coaster includes hook-type bent plate And idler wheel, the hook-type bent plate include lower end bending part, are set with multiple idler wheels by roller shaft on the bending part.

10. a kind of slag-soil truck, which is characterized in that including car sealing device as described in any one of claims 1 to 9.