CN201901117U - Special supporting device for dumping trailers - Google Patents
Special supporting device for dumping trailers Download PDFInfo
- Publication number
- CN201901117U CN201901117U CN2010201264659U CN201020126465U CN201901117U CN 201901117 U CN201901117 U CN 201901117U CN 2010201264659 U CN2010201264659 U CN 2010201264659U CN 201020126465 U CN201020126465 U CN 201020126465U CN 201901117 U CN201901117 U CN 201901117U
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- gear
- trailer
- strutting arrangement
- special
- shaft
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Abstract
The utility model discloses a special supporting device for dumping trailers, primarily comprising an outer cube, an inner cube, a large cylindrical gear, a gear shaft, a large conical gear, a screw, a large cylindrical gear, a lower fixing shaft, a small conical gear, an upper rotating shaft, a small cylindrical gear and a bracket. A two-way and two-speed transmission chain structure is used in the special supporting device for dumping trailer; the structure comprises a high-speed chain and a low-speed chain, wherein the low-speed chain is used for lifting actions with gradually increased loads. The two-gear chain structure is used, the wearing and the impact force to the gears are reduced during the lifting process; 20 CrMnTi is used for replacing 40#, so that the internal toughness of the gears is increased, and the service life of the transmission device is prolonged. In addition, a crank is added, so that the use is more convenient; a base is added, so that the stability of the supporting device is increased and the use range is wider. The whole strength of the supporting device is increased, so the bearing capacity is stronger.
Description
Technical field
The utility model relates to and gets rid of the special-purpose support technology of trailer, and what especially can make carrying after getting rid of trailer and special trailer and seting out and lifting gets rid of the special-purpose bracing or strutting arrangement of trailer.
Background technology
The existing special-purpose bracing or strutting arrangement of trailer that gets rid of, generally comprise interior leg and two parts of outer leg of vertical suit, interior leg is flexible in the inner chamber of leg outside, a nut is fixed in welding in the inner chamber of interior leg, leading screw by takeoff output shaft drive is installed on the outer leg, leg was flexible in nut on leading screw on the outer leg and the interior leg cooperatively interacted and controls, and reached the purpose of adjusting bearing height.Because gear train assembly has only a messenger chain, and there is tolerance clearance between each parts, be subjected to the influence of road surface situation simultaneously, bigger angular deviation takes place in the bracing or strutting arrangement of the said structure axis of leading screw and nut easily in the course of the work, and strengthened the bearing load of gear when rising, reduce the reliability that leading screw and nut cooperate on the one hand, also increased the wearing and tearing of component on the other hand, reduced its service life.It is bad to add its strength of material, causes fatiguability, wearing and tearing, shortens the life-span of gear, has increased maintenance times and service expenditure; Its weight capacity is low, for heavy type get rid of the trailer special use, superduty gets rid of the trailer special use and does not have tangible supporting role; In addition, because stroke is big inadequately, in the lifting action, certain limitation is arranged.These shortcomings have directly caused getting rid of the narrow-mindedness that the special-purpose bracing or strutting arrangement of trailer uses, and work difficulty strengthens.
Summary of the invention
In order to overcome the existing special-purpose bracing or strutting arrangement of trailer that gets rid of in the deficiency aspect carrying and the lifting, the utility model provides a kind of load-carrying capacity strong, and the life-span is long, and stable performance is applied widely, a kind of trailer special use bracing or strutting arrangement that gets rid of that uses and operate of being more convenient for.
The technical scheme that its technical matters that solves the utility model adopts is: get rid of trailer and adopt special-purpose bracing or strutting arrangement, mainly comprise: side body outer, interior side's body, big column gear, gear wheel shaft, large conical gear, leading screw, big column gear, following anchor shaft, small conical gear, upward rotating shaft, small cylinder gear, support, in getting rid of the special-purpose bracing or strutting arrangement of trailer, adopt split-type structural, mechanical drive and two-way double speed messenger chain structure, be divided into a high speed chain and a low speed chain, wherein the low speed chain moves with the lifting that load increases gradually; In the siphunculus of square body by the bottom be connected with transverse axis on the support; Gear wheel shaft is fixed on the side body outer by outer square flange and following anchor shaft, and ball-bearing casing and steel ball are housed in the outer square flange, and the gear wheel shaft edge is the anchor shaft axial motion down; Last rotating shaft is fixed on the gear wheel shaft, and big column gear and small cylinder gear are separately fixed at the two ends of rotating shaft axle, the tooth mesh on big column gear and the gear wheel shaft by elastic cylindrical pin, elastic cylindrical pin; Following anchor shaft is fixed on the side body outer by gear wheel shaft and elastic cylindrical pin, big column gear and small conical gear are installed in down on the anchor shaft, and with bolt, elastic cylindrical pin big column gear and small conical gear are fixed together big column gear and small cylinder gear engagement; Large conical gear is fixed on the leading screw by straight pin, is installed in perpendicular to gear wheel shaft in interior side's body of below with leading screw, and the feed screw nut that cooperates with leading screw is installed in interior side's body.Whole bracing or strutting arrangement is whole to be strengthened, and enlarged portion mainly comprises side body outer, interior side's body and whole messenger chain, adds long lead screw simultaneously, strengthens stroke, and other adds a base for supporting.Adopt two-way double speed messenger chain structure in getting rid of the special-purpose bracing or strutting arrangement of trailer, promptly be increased to two messenger chains by a messenger chain, be divided into a high speed chain and a low speed chain, wherein the low speed chain is used for the lifting action that load increases gradually; Aspect the material of selecting for use: the material of gear is changed by original 45# and is the stronger 20CrMnTi of internal toughness; Simultaneously on the material of selecting leading screw, abandon original 45#, and adopted intensity after the modulation treatment, medium carbon structural alloy steel 40Cr that mechanical characteristics is higher; So improved greatly whole messenger chain impact strength, reduced degree of wear, prolonged the life-span.
The material selection 20CrMnTi of gear; The material selection medium carbon structural alloy steel 40Cr of leading screw.
The mounting hole of bracing or strutting arrangement by side body outer (1) side is fixed on and gets rid of on trailer special use or the supported object, and base (30) is a mobile base (30), adjustable height.
For fear of occur hanging leg phenomenon, this device adopts split-type structural, and vehicle is in transportation, and this device has avoided occurring the extension leg phenomenon when roll-on-roll-off ship up and down especially; When putting supporting in place, alleviate driver's labour intensity simultaneously.
For fear of safety problem occurring, at this device design phase, we have just abandoned the hydraulic way lifting, though adopt hydraulic way more laborsaving, the sealing member in the well-known hydraulic efficiency gear damages easily, and this has just caused, the uncertainty that hydraulic pressure damages has increased potential safety hazard; This device adopts mechanical drive, can find that with feel parts have or not damage, has at utmost avoided occurring safety problem.
In order to improve weight capacity, strengthen whole bracing or strutting arrangement is whole, mainly comprise side body outer, interior side's body and whole messenger chain, so that its bearing force is bigger.Add long lead screw simultaneously, strengthen stroke, other adds a base for supporting.So just improved the load bearing capacity, that mainly avoids producing in the shipping process jolts, and weight produces dynamic pressure to supporting leg repeatedly, causes supporting leg to damage, thereby produces potential safety hazard.
Use in order to be more convenient for, gear wheel shaft optical axis one end adds weldering circle cover, and one on attached crank advances one one and reduced the lifting difficulty.
Double speed two-way drive chain structure:
The low speed messenger chain: crank driven gear axle passes to the big column gear by the gear teeth; Be transferred on the big column gear by the small cylinder gear of going up in the rotating shaft that coexists again; By being fixed together by bolt and straight pin with the big column gear, the small conical gear that is fixed on down again on the anchor shaft is transferred on the large conical gear then; The low-speed bidirectional messenger chain is finished in the relative motion that drives leading screw and feed screw nut at last.
High speed messenger chain: the spline engagement place that earlier axis direction of anchor shaft under the gear wheel shaft edge is pushed into the spline and the small conical gear of gear wheel shaft end; Rotate crank, crank drives small conical gear and is transferred on the large conical gear, drives the relative motion of leading screw and feed screw nut then, finishes the high-speed bidirectional messenger chain.
The beneficial effects of the utility model are: load-carrying capacity is strong, and stroke is big, the fatigue resistance height, and easy to operate, range of use is wide.Owing to adopted bidentate wheel chain structure, in the lifting process, reduced wearing and tearing and impulsive force to gear, replace 40# more to increase the gear internal toughness with 20CrMnTi, prolonged the life-span of driving device.Increased crank on the other hand, used more conveniently, added and done base, increased the stability of bracing or strutting arrangement, range of use is wider.Again owing to the bracing or strutting arrangement bulk strength increases, so make its load-carrying capacity stronger.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is that the A of Fig. 1 is to cutaway view.
Fig. 3 is that the K of Fig. 1 is to cutaway view.
Fig. 4 is an interior square body scheme drawing of the present utility model.
Fig. 5 is a side body outer front view of the present utility model.
Fig. 6 is the side body outer cutaway view of utility model.
Among the figure: 1. side body outer, 2. big column gear, 3. elastic cylindrical pin, 4. elastic cylindrical pin, 5. adjusting pad, 6. bolt, 7. spring washer, 8. circlip, 9. end cap, 10. gear wheel shaft, 11. springs, 12. ball-bearing casings, 13. steel ball, 14. outer square flanges, 15. large conical gears, 16. straight pin, 17. leading screws, 18. interior square bodies, 19. round washer, 20. thrust ball bearings, 21. packing rings, 22. the big column gear, 23. straight pins, 24. times anchor shafts, 25. elastic cylindrical pin, 26. bolts, 27. small conical gears, 28. last rotating shaft, 29. small cylinder gears, 30. bases, 31. the circle cover, 32. cranks, 33. supports.
The specific embodiment
As Fig. 1, Fig. 2, the special-purpose bracing or strutting arrangement of trailer that gets rid of shown in Figure 3, mainly comprise: side body outer 1, interior side's body 18, big column gear 2, gear wheel shaft 10, large conical gear 15, leading screw 17, big column gear 22, down anchor shaft 24, small conical gear 27, go up rotating shaft 28, small cylinder gear 29, support 33.In square body 18 be connected with transverse axis on the support 33 by the siphunculus of bottom; Gear wheel shaft 10 is fixed on the side body outer 1 with following anchor shaft 24 by outer square flange 14, and outer square flange 14 is fixed on the side body outer 1 by bolt 6 and spring washer 7, and ball-bearing casing 12 and steel ball 13 are housed in the outer square flange 14, and gear wheel shaft 10 edges are anchor shaft 24 axial motions down; Circlip 8 is installed in the outside of bearing 12, and end cap 9 is sealed up in outer square flange 14 outer ends, and the gap between gear on the gear wheel shaft 10 and the outer square flange 14 adds adjusting pad 5 and adjusts; Outer square flange 14 is located with spring 11 in the axial direction with gear wheel shaft 10; Last rotating shaft 28 is fixed on the gear wheel shaft 10, and big column gear 2 and small cylinder gear 29 are separately fixed at the two ends of 28 of rotating shafts by elastic cylindrical pin 3, elastic cylindrical pin 4, the tooth mesh on big column gear 2 and the gear wheel shaft 10; Following anchor shaft 24 is fixed on the side body outer 2 by gear wheel shaft 10 and elastic cylindrical pin 25, big column gear 22 and small conical gear 27 are installed in down on the anchor shaft 24, and with bolt 26, straight pin 23 big column gear 22 and small conical gear 27 are fixed together big column gear 22 and small cylinder gear 29 engagements; Large conical gear 15 is fixed on the leading screw 17 by straight pin 16 and planchet 21, is installed in perpendicular to gear wheel shaft 10 in interior side's body 18 of below with leading screw 17, in interior side's body 18 feed screw nut that cooperates with leading screw 17 is installed; Installed thrust ball-bearing casing 20 on the leading screw 17 is reinforced with round washer 19 between leading screw shoulder and the bearing.
Use in order to be more convenient for, gear wheel shaft 10 optical axises one end adds weldering circle cover 31, and 32 1 on attached crank advances one one and reduced the lifting difficulty.
The mounting hole of this bracing or strutting arrangement by side body outer 1 side is fixed on and gets rid of on trailer special use or the supported object, by cooperating of thick stick in interior side's body and feed screw nut realizing up-and-down movement.When supported object can increase height by base 30 when higher.Crank 32 be used for rocking gear axle 10 drive in square body 18 motions.
When this bracing or strutting arrangement is used to get rid of in the trailer special use, about the compartment each one.
Claims (3)
1. get rid of the special-purpose bracing or strutting arrangement of trailer, mainly comprise: side body outer (1), interior side's body (18), big column gear (2), gear wheel shaft (10), large conical gear (15), leading screw (17), big column gear (22), following anchor shaft (24), small conical gear (27), upward rotating shaft (28), small cylinder gear (29), support (33), it is characterized in that: in getting rid of the special-purpose bracing or strutting arrangement of trailer, adopt split-type structural, mechanical drive and two-way double speed messenger chain structure, be divided into a high speed chain and a low speed chain, wherein the low speed chain moves with the lifting that load increases gradually; In the siphunculus of square body (18) by the bottom be connected with transverse axis on the support (33); Gear wheel shaft (10) is fixed on the side body outer (1) by outer square flange (14) and following anchor shaft (24), and ball-bearing casing (12) and steel ball (13) are housed in the outer square flange (14), and gear wheel shaft (10) edge is anchor shaft (24) axial motion down; Last rotating shaft (28) is fixed on the gear wheel shaft (10), big column gear (2) and small cylinder gear (29) are separately fixed at the two ends of rotating shaft (28) axle by elastic cylindrical pin (3), elastic cylindrical pin (4), the tooth mesh on big column gear (2) and the gear wheel shaft (10); Following anchor shaft (24) is fixed on the side body outer (1) by gear wheel shaft (10) and elastic cylindrical pin (25), big column gear (22) and small conical gear (27) are installed in down on the anchor shaft (24), and with bolt (26), elastic cylindrical pin (25) big column gear (22) and small conical gear (27) are fixed together big column gear (22) and small cylinder gear (29) engagement; Large conical gear (15) is fixed on the leading screw (17) by straight pin (16), is installed in perpendicular to gear wheel shaft (10) in interior side's body (18) of below with leading screw (17), and the feed screw nut that cooperates with leading screw (17) is installed in interior side's body (18).
2. the special-purpose bracing or strutting arrangement of trailer that gets rid of according to claim 1 is characterized in that: the material selection 20CrMnTi of described gear; The material selection medium carbon structural alloy steel 40Cr of leading screw.
3. the special-purpose bracing or strutting arrangement of trailer that gets rid of according to claim 1 and 2, it is characterized in that: whole bracing or strutting arrangement is whole to be strengthened, and enlarged portion mainly comprises side body outer (1), interior side's body (18) and whole messenger chain, adds long lead screw (17) simultaneously, strengthen stroke, other adds a base for supporting (30).
4, the special-purpose bracing or strutting arrangement of trailer that gets rid of according to claim 1 is characterized in that: the mounting hole of bracing or strutting arrangement by side body outer (1) side is fixed on and gets rid of on trailer special use or the supported object, and base (30) is a mobile base (30), adjustable height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201264659U CN201901117U (en) | 2010-02-09 | 2010-02-09 | Special supporting device for dumping trailers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201264659U CN201901117U (en) | 2010-02-09 | 2010-02-09 | Special supporting device for dumping trailers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201901117U true CN201901117U (en) | 2011-07-20 |
Family
ID=44271716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201264659U Expired - Fee Related CN201901117U (en) | 2010-02-09 | 2010-02-09 | Special supporting device for dumping trailers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201901117U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824599A (en) * | 2017-02-23 | 2017-06-13 | 滨州学院 | A kind of tree whitening device |
| CN107021080A (en) * | 2017-05-09 | 2017-08-08 | 赵泊然 | A kind of trailer supporting arrangement of new structure |
| CN107199933A (en) * | 2016-03-16 | 2017-09-26 | 扬州中集通华专用车有限公司 | Self-discharging semitrailer and its vehicle frame |
| CN113085951A (en) * | 2021-04-01 | 2021-07-09 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle is with unwheeling device and unwheeling system |
-
2010
- 2010-02-09 CN CN2010201264659U patent/CN201901117U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107199933A (en) * | 2016-03-16 | 2017-09-26 | 扬州中集通华专用车有限公司 | Self-discharging semitrailer and its vehicle frame |
| CN106824599A (en) * | 2017-02-23 | 2017-06-13 | 滨州学院 | A kind of tree whitening device |
| CN107021080A (en) * | 2017-05-09 | 2017-08-08 | 赵泊然 | A kind of trailer supporting arrangement of new structure |
| CN107021080B (en) * | 2017-05-09 | 2019-02-15 | 赵泊然 | A kind of trailer supporting arrangement |
| CN113085951A (en) * | 2021-04-01 | 2021-07-09 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle is with unwheeling device and unwheeling system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20170209 |