CN202225786U - Automatic straw cover device for large carriage of transport vehicle - Google Patents
Automatic straw cover device for large carriage of transport vehicle Download PDFInfo
- Publication number
- CN202225786U CN202225786U CN2011203734032U CN201120373403U CN202225786U CN 202225786 U CN202225786 U CN 202225786U CN 2011203734032 U CN2011203734032 U CN 2011203734032U CN 201120373403 U CN201120373403 U CN 201120373403U CN 202225786 U CN202225786 U CN 202225786U
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- China
- Prior art keywords
- covers
- push unit
- straw cover
- messenger chain
- carriage
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Abstract
The utility model discloses an automatic straw cover device for a large carriage of a transport vehicle, which comprises carriage plates, a straw cover opening and closing mechanism and a driving mechanism. The automatic straw cover device is characterized in that the opening and closing mechanism comprises a top straw cover, a side straw cover, a transmission shaft, a sprocket, a driving arm and a driven arm, the transmission shaft is fixedly connected with the sprocket, two ends of the driving arm which is a crank arm are connected with the transmission shaft and the inner side of the top straw cover respectively, two ends of the driven arm are hinged to the outer side of the side carriage plate and the edge of the top straw cover respectively, and the side straw cover is fixed to the outer side of the driven arm. The driving mechanism comprises pushing devices, transmission chains and connecting rods, two ends of each transmission chain are connected with the corresponding push device and the corresponding connecting rod respectively, the pushing devices include a left pushing device and a right pushing device, and the transmission chains include a left transmission chain and a right transmission chain. The left pushing device, the left transmission chain, the connecting rods, the right transmission chain and the right pushing device are sequentially connected in an S form or reversed S form. The transmission chains are meshed with the sprocket, the pushing devices are fixedly connected with the outer side of the front carriage plate, and one end of each pushing device is connected with the corresponding transmission chain. The automatic straw cover device has the advantages of low energy consumption and long service life.
Description
Technical field
The utility model relates to a kind of transport truck auxiliary device, particularly a kind ofly is applicable to that the hydraulic control in open type transport truck compartment covers device.
Background technology
The transshipment amount of ground bulk goods such as harbour is big, uses vehicle many, and the transportation frequency is high, and goods occurs material often and loses the phenomenon of removing, and dust from flying pollution road surface and environment, therefore after the vehicle loading, need take airtight safeguard procedures.To be exactly operating personal launch on the compartment of goods to cover goods and fix filling usual way, before the unloading, and also will reverse repetitive operation.The worn-out formula of this kind covers mode and has following defective: 1. the safety factor of operating personal self does not have guarantee, and particularly in sleety weather, covering operation more has a sliding danger of falling; 2. time-consuming, effort need double operation, and inefficiency is got on or off the bus and covered net with mat and prolonged the loadingunloading time; 3. it is not firm to cover effect, in transportation, exist unrestrained, brush the environmental pollution that causes.
The utility model content
The technical assignment of the utility model is the deficiency to above prior art, provides the big case of a kind of transport trolley to cover device automatically to reduce the potential safety hazard of operating personal ascend operation, strengthens the measure of operation environment protection control, improves conveying efficiency.
The technical scheme that the utility model solves its technical matters is: the big case of a kind of transport trolley covers device automatically; Comprise the railway carriage or compartment plate, cover open-and-close mechanism and driver train; The railway carriage or compartment plate comprises side carriage plate, preceding railway carriage or compartment plate and back carriage plate; It is characterized in that: described open-and-close mechanism comprises that the top of symmetric arrangement covers, side covers, transmission shaft, sprocket wheel, master arm and slave arm, and described transmission shaft is captiveed joint with sprocket wheel, and master arm is for cranking arm; One end is hinged on the top and covers the inboard with the transmission shaft Joint that is arranged in the side carriage plate, the other end; Slave arm one end is hinged on the side carriage plate outside, and the other end is hinged on the top and covers the edge; Side covers and is fixed on the slave arm outside; Described driver train comprises push unit, messenger chain and pipe link; Messenger chain one end is connected with push unit, and the other end is connected with pipe link, about push unit and messenger chain are each one; Said left side push unit, left side messenger chain, pipe link, right side messenger chain, right side push unit are S or anti-S shape is linked in sequence; Described transmission chain and sprocket is meshed, and the outside of push unit and preceding railway carriage or compartment plate is fixed, and an end is connected with messenger chain.
Above-mentioned push unit is a push cylinder.
Also comprise strut bar, strut bar one end is hinged on the top and covers the inboard, and an end and side carriage plate are hinged.
< 1m, said top covers the inboard has strength beam to above-mentioned propeller shaft length.
Above-mentioned top covers the edge has packing seal.
Compared with prior art, the utlity model has following outstanding beneficial effect:
1, configuration top covers, and fundamentally avoids and reduces the airborne dust of dumping car lade in going, and has protected environment;
2, can rely on the automatic folding of push unit, chaufeur can be operated easily, has avoided personnel to step on the compartment and has covered the cover net operation with mat, has stopped personnel's high falling accident and has taken place, and has alleviated working strength of workers, has increased the safety of operation;
3, shorten the operating time, increased the vehicle degree of utilization, remarkable in economical benefits;
4, reverse push unit designs, and covers the synchronism of folding about assurance, and the balanced conduction of pipe link, and energy consumption is little;
5, reasonable, the easy accessibility of compact conformation, propeller shaft length 1m, and stressed little, long service life;
6, cover about when under push cylinder drives, launching to the left and right, can finally fold and be placed in the railway carriage sidepiece, do not influence the transport vehicle cruising;
7, the top covers the edge has packing seal, the good seal performance of total system, and can reduce contingent collision dynamics when covering closure, fault rate is low and handle reliable.
Description of drawings
Fig. 1 be the utility model embodiment 1 cover the closure state structural representation;
Fig. 2 be the utility model embodiment 1 cover the opening structural representation;
Fig. 3 is that push cylinder and the messenger chain position of the utility model embodiment 1 concerns scheme drawing;
Fig. 4 is that push cylinder and the messenger chain position of the utility model embodiment 4 concerns scheme drawing.
The specific embodiment
Below in conjunction with the Figure of description and the specific embodiment the utility model is further specified.
The utility model comprises the railway carriage or compartment plate, covers open-and-close mechanism and driver train, and the railway carriage or compartment plate comprises side carriage plate 1, preceding railway carriage or compartment plate, back carriage plate.
Like Fig. 1, shown in 2; Described open-and-close mechanism comprises that the top of symmetric arrangement covers 2, side covers 3, transmission shaft 4, sprocket wheel, master arm 6, slave arm 13; Described transmission shaft 4 is captiveed joint with sprocket wheel; Master arm 6 is for cranking arm, and an end is hinged on the top and covers 2 inboards with transmission shaft 4 Joints that are arranged in the side carriage plate 1, the other end; Slave arm 13 1 ends are hinged on side carriage plate 1 outside, and the other end is hinged on the top and covers 2 edges; Side covers 3 and is fixed on slave arm 13 outsides, and side covers 3 edges and covers 2 edges with the top and be connected through hinge.< 1m has a strut bar one end to be hinged on the top and covers 2 inboards transmission shaft 4 length, and an end and side carriage plate 1 are hinged, and the top covers 2 inboards strength beam is arranged, and transmission shaft 4 weak points can reduce stressed effectively, covers 2 through the top and links with strut bar, increases the service life.The top covers 2 edges packing seal 11 is arranged, and makes the good seal performance of total system, and can reduce contingent collision dynamics when covering closure, and fault rate is low and handle reliable.
Described driver train comprises push unit, messenger chain and pipe link 12, and messenger chain one end is connected with push unit, and the other end is connected with pipe link 12.Like Fig. 3, shown in 4, messenger chain comprises Left Drive chain 91 and right messenger chain 92, and pipe link 12 is used to connect Left Drive chain 91 and right messenger chain 92.Left side push unit, left side messenger chain 91, pipe link 12, right side messenger chain 92, the S-shaped or anti-S shape of right side push unit are linked in sequence.Described Left Drive chain 91 is meshed with left sprocket wheel 51, and right messenger chain 92 is meshed with right sprocket wheel 52.The outside of one end of push unit and preceding railway carriage or compartment plate is fixed, and the other end is connected with the homonymy messenger chain.
Push unit among the utility model embodiment 1 is a push cylinder, and the position relation of push cylinder and messenger chain is as shown in Figure 3.Hydraulic ram is communicated with the hydraulic efficiency gear of van.As shown in Figure 1; Embodiment 1 is in closed condition; Two groups of push cylinder work about hydraulic efficiency gear 14 drivings this moment, be specially: pressure oil gets into right side push cylinder 82 rod chambers, pulling right hand piston bar 72 and right side messenger chain 92; Sprocket wheel 52 associating right side transmission shafts 42 in right side are clockwise rotated; And to drive the right side master arm be the axle center clickwise with right side transmission shaft 42, covers via the top, right side that to drive the right side slave arm be axle center slowly expansion to the right with hinged, turns down to fold to be placed in side carriage plate 1 outside.Meanwhile; Pressure oil is back to hydraulic efficiency gear 14 via left side push cylinder 81 rod chamber oilholes; Promote left hand piston bar 71 and left side messenger chain 91; Sprocket wheel 51 associating left side drive shafts 41 rotate counterclockwise on the left of making, and master arm is the axle center left-hand revolution with left side drive shafts 41 on the left of driving, and covering drive left side slave arm via the top, left side is that slowly launch to the left in the axle center with hinged.Because pipe link 12 connects left side messenger chains 91 and right side messenger chains 92, guaranteed that the bilateral top covers to open steadily and symmetrical, reduce the damage of device external force.At this moment, the utility model is state shown in Figure 2, and railway carriage opens wide entirely, can supply to load and unload the goods operation.Otherwise; Pressure oil is got into the rod chamber of left side push cylinder 81 by hydraulic efficiency pressure system; And the pressure oil in the rod chamber of right side push cylinder 82 refluxes; Cover will be slowly rotating with above-mentioned opposite program on the top then, and the railway carriage upper opening is closed and made present embodiment 1 be returned to state shown in Figure 1 the most at last, i.e. travelling position.
Push unit among the embodiment 2 and the position of messenger chain relation are with embodiment 1; Push unit is selected the push-and-pull cylinder; Right cylinder promotes right side messenger chain 92 drive right side sprocket wheels 52 associating right side transmission shafts 42 and clockwise rotates, and the left side of left hand cylinder pulling simultaneously messenger chain 91 drives left side sprocket wheel 51 associating left side drive shafts 41 and rotates counterclockwise.
Push unit among the embodiment 3 and the position of messenger chain relation are with embodiment 1; Push unit is selected electrical motor; Dextral motor promotes right side messenger chain 92 drive right side sprocket wheels 52 associating right side transmission shafts 42 and clockwise rotates, and the left side of sinistral motor pulling simultaneously messenger chain 91 drives left side sprocket wheel 51 associating left side drive shafts 41 and rotates counterclockwise.
Push unit among the embodiment 4 and the position of messenger chain relation are as shown in Figure 4, and push unit is selected push cylinder, and when the discharge of pressure oil right side, left side entering, the top covers opens; The pressure oil left side is discharged, when the right side gets into, is pushed up and cover closure.
Repeatedly test result shows, push cylinder is a best design.
Need to prove; The particular of the utility model is described in detail the utility model; For a person skilled in the art, in the various conspicuous change of under the situation of spirit that does not deviate from the utility model and scope it being carried out all within the protection domain at the utility model.
Claims (5)
1. the big case of transport trolley covers device automatically; Comprise the railway carriage or compartment plate, cover open-and-close mechanism and driver train, the railway carriage or compartment plate comprises side carriage plate, preceding railway carriage or compartment plate and back carriage plate, it is characterized in that: described open-and-close mechanism comprises that the top of symmetric arrangement covers, side covers, transmission shaft, sprocket wheel, master arm and slave arm; Described transmission shaft is captiveed joint with sprocket wheel; Master arm is for cranking arm, and an end is hinged on the top and covers the inboard with the transmission shaft Joint that is arranged in the side carriage plate, the other end; Slave arm one end is hinged on the side carriage plate outside, and the other end is hinged on the top and covers the edge; Side covers and is fixed on the slave arm outside; Described driver train comprises push unit, messenger chain and pipe link; Messenger chain one end is connected with push unit, and the other end is connected with pipe link, about push unit and messenger chain are each one; Said left side push unit, left side messenger chain, pipe link, right side messenger chain, right side push unit are S or anti-S shape is linked in sequence; Described transmission chain and sprocket is meshed, and the outside of push unit and preceding railway carriage or compartment plate is fixed, and an end is connected with messenger chain.
2. the big case of transport trolley according to claim 1 covers device automatically, it is characterized in that described push unit is a push cylinder.
3. the big case of transport trolley according to claim 1 covers device automatically, it is characterized in that also comprising strut bar, and strut bar one end is hinged on the top and covers the inboard, and an end and side carriage plate are hinged.
4. the big case of transport trolley according to claim 3 covers device automatically, it is characterized in that < 1m, said top covers the inboard has strength beam to described propeller shaft length.
5. the big case of transport trolley according to claim 1 covers device automatically, it is characterized in that described top covers the edge packing seal is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203734032U CN202225786U (en) | 2011-09-30 | 2011-09-30 | Automatic straw cover device for large carriage of transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203734032U CN202225786U (en) | 2011-09-30 | 2011-09-30 | Automatic straw cover device for large carriage of transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202225786U true CN202225786U (en) | 2012-05-23 |
Family
ID=46076389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203734032U Expired - Fee Related CN202225786U (en) | 2011-09-30 | 2011-09-30 | Automatic straw cover device for large carriage of transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202225786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102390313A (en) * | 2011-09-30 | 2012-03-28 | 日照市正合装卸有限公司 | Automatic covering device for large case of transport vehicle |
-
2011
- 2011-09-30 CN CN2011203734032U patent/CN202225786U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102390313A (en) * | 2011-09-30 | 2012-03-28 | 日照市正合装卸有限公司 | Automatic covering device for large case of transport vehicle |
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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: 20120523 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |