CN115230560A - Novel flat push self-discharging semitrailer - Google Patents
Novel flat push self-discharging semitrailer Download PDFInfo
- Publication number
- CN115230560A CN115230560A CN202210855842.XA CN202210855842A CN115230560A CN 115230560 A CN115230560 A CN 115230560A CN 202210855842 A CN202210855842 A CN 202210855842A CN 115230560 A CN115230560 A CN 115230560A
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- oil cylinder
- frame
- carriage
- auxiliary oil
- movable
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- 238000007599 discharging Methods 0.000 title claims description 15
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000008602 contraction Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/006—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading charge and discharge with pusher plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D53/00—Tractor-trailer combinations; Road trains
- B62D53/04—Tractor-trailer combinations; Road trains comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle
- B62D53/06—Semi-trailers
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Loading Or Unloading Of Vehicles (AREA)
Abstract
The invention discloses a novel flat-pushing self-unloading semitrailer, which comprises a frame, a carriage arranged on the frame, a movable push plate arranged in the carriage, a slide way arranged at the front part of the frame, a movable frame, a main oil cylinder and an auxiliary oil cylinder, wherein the slide way is welded at the front end of the frame, the movable frame is arranged in the slide way in a sliding way, one end of the main oil cylinder is hinged on the movable push plate, the other end of the main oil cylinder is hinged on the movable frame, one end of the auxiliary oil cylinder is hinged on the frame, and the other end of the auxiliary oil cylinder is hinged on the movable frame. When the push plate is used, when the movable push plate moves to the front end of the carriage, the main oil cylinder is in a completely contracted state, and the auxiliary oil cylinder is in a complete extending state; when the movable push plate moves to the rear end of the carriage, the main oil cylinder is in a completely extended state, and the auxiliary oil cylinder is in a complete contraction state; when unloading, the main oil cylinder and the auxiliary oil cylinder carry out relay unloading, and the sum of the material receiving and unloading strokes of the main oil cylinder and the auxiliary oil cylinder is equal to the length of the carriage. The invention has the advantages that: during unloading, the gravity center of the vehicle is low, and the rollover risk is small; the dead weight is light, the manufacturing cost is low, and the difficulty is small; the loading capacity is strong.
Description
Technical Field
The invention relates to the field of special automobiles, in particular to a novel flat-push self-discharging semitrailer.
Background
Semitrailers on the current market mostly adopt a box lifting unloading mode, and the semitrailer structure of the box lifting unloading mode generally has the following problems: 1) The frame and the box body are split, so that the integral dead weight of the vehicle is heavier for ensuring the strength; 2) When unloading, the material is lifted, the gravity center of the whole vehicle is increased, and the risk of vehicle turnover is caused. Although some semi-trailer type unloading modes adopting a horizontal pushing movable push plate exist in the market, for example, chinese patent documents with application numbers of CN201420840974.6, CN204506652U and the name of an automatic unloading carriage of a horizontal pushing dump truck disclose that a middle pushing oil cylinder and a side pushing oil cylinder are combined to push the movable push plate to horizontally push and unload materials in a box body, but in the oil cylinder unloading modes of middle pushing and side pushing, the push oil cylinder and the side pushing oil cylinder can only be regarded as the same group of oil cylinders, because the carriage is longer, the size of each oil cylinder needs to be very long to realize complete unloading, the installation distance of the oil cylinder is increased, the number of oil cylinder sections is increased, more space of the movable push plate can be occupied undoubtedly, the loading space at the rear part of the movable push plate is reduced, and meanwhile, the manufacturing cost, the manufacturing difficulty and the weight of a vehicle are increased.
Disclosure of Invention
The invention aims to provide a novel flat-pushing self-discharging semitrailer, which is used for solving the problems in the background technology.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a novel flat-pushing self-discharging semitrailer comprises a frame, a carriage arranged on the frame, a movable push plate arranged in the carriage, and a slide way, a movable frame, a main oil cylinder and an auxiliary oil cylinder which are arranged at the front part of the frame, wherein the slide way is welded at the front end of the frame;
when the movable push plate moves to the front end of the carriage, the main oil cylinder is in a completely contracted state, and the auxiliary oil cylinder is in a complete extending state; when the movable push plate moves to the rear end of the carriage, the main oil cylinder is in a completely extended state, and the auxiliary oil cylinder is in a complete contraction state;
and when unloading, the main oil cylinder and the auxiliary oil cylinder carry out relay unloading, and the sum of the strokes of the main oil cylinder and the auxiliary oil cylinder during relay unloading is equal to the length of the carriage.
Furthermore, the auxiliary oil cylinders are symmetrically arranged on the left side and the right side of the main oil cylinder respectively.
Furthermore, one end of each auxiliary oil cylinder is hinged to the frame through an auxiliary oil cylinder mounting seat, and the other end of each auxiliary oil cylinder is hinged to the movable frame through an auxiliary oil cylinder pin shaft.
Furthermore, the slide comprises a horizontal cross beam A and two parallel opposite horizontal longitudinal beams A, the horizontal cross beam A is transversely arranged at the front end of the frame, and the two parallel opposite horizontal longitudinal beams A are fixedly arranged on one side, facing the frame, of the horizontal cross beam.
Further, the horizontal cross beam A and the horizontal longitudinal beam A are both U-shaped channel steel beams, H-shaped steel beams or I-shaped steel beams.
Further, the adjustable shelf contains a horizontal beam B and two parallel relative horizontal longerons B, horizontal beam B violently establishes between the slide, two parallel relative horizontal longerons B set firmly horizontal beam B is towards one side of frame horizontal beam B still is equipped with three pairs of fixed otic placodes in proper order towards one side of frame, and wherein be located in the middle a pair of fixed otic placode correspond with the master cylinder is articulated mutually, divide establish two pairs of fixed otic placodes of both sides respectively correspond with two auxiliary cylinder are articulated mutually.
Further, the horizontal cross beam B and the horizontal longitudinal beam B are both U-shaped channel steel beams, H-shaped steel beams, I-shaped steel beams or rectangular square steel beams.
And further, a nylon sliding block used for reducing the friction force when the movable push plate slides with the carriage bottom plate is further installed at the bottom of the movable push plate.
Furthermore, sealing rubber sheets which are used for being in sealing contact with the left side plate, the right side plate and the bottom plate of the carriage are correspondingly arranged on the left side, the right side, the front end and the rear end of the movable push plate respectively.
Compared with the prior art, the invention has the advantages that: 1) The horizontal pushing is adopted for discharging, the gravity center is low during discharging, the rollover risk is small, and the safety is high; 2) The frame and the box body bottom plate are welded into a whole, an auxiliary frame structure is not needed, the self weight of the whole vehicle is lighter, and the cost is low; 3) Compared with the existing flat push cart which pushes the oil cylinder horizontally and pushes the material horizontally, the invention adopts the main oil cylinder and the auxiliary oil cylinder to unload materials in a relay manner, the stroke of the main oil cylinder can be reduced due to the relay of the auxiliary oil cylinder, and simultaneously, when the auxiliary oil cylinder participates in the material unloading, the force required by the material unloading is smaller due to the last small part of the material left in the carriage, and the cylinder diameter of the auxiliary oil cylinder can also be properly reduced, so that the front space of the movable push plate occupied by the whole oil cylinder system is correspondingly reduced, and the loading space at the rear part of the movable push plate is correspondingly increased.
Drawings
Fig. 1 is a front view of the novel flat-push dump semi-trailer in a loading state;
fig. 2 is a top view of the flat-pushing dump semi-trailer in a loading state (without a carriage);
fig. 3 is a top view of the flat push dump semi trailer of the present invention in a loading state (without a carriage and a frame);
fig. 4 is a front view of the novel flat-push dump semi-trailer in a first-stage unloading state;
fig. 5 is a top view of the flat push dump semi trailer in the first stage unloading state (without the carriage);
fig. 6 is a top view of the flat push dump semi trailer in the first stage unloading state (without the carriage and the frame);
fig. 7 is a front view of the novel flat push dump semi-trailer in a second stage unloading state;
fig. 8 is a top view of the flat push dump semi-trailer of the present invention in a second stage unloading state (without the carriage);
fig. 9 is a top view of the flat push dump semi trailer in the second stage unloading state (without the carriage and the frame);
FIG. 10 isbase:Sub>A sectional view taken along line A-A of FIG. 1;
FIG. 11 is a top view of the slide;
FIG. 12 is a cross-sectional view taken along line a-a of FIG. 11;
FIG. 13 is a top view of the movable frame;
FIG. 14 is a cross-sectional view taken along line b-b of FIG. 13;
description of reference numerals: 1. a frame; 2. a carriage; 3. a movable push plate; 4. a slideway; 41. a horizontal cross beam A; 42. a horizontal longitudinal beam A; 5. a movable frame; 51. a horizontal cross beam B; 52. a horizontal longitudinal beam B; 53. fixing the ear plate; 6. a master cylinder; 7. an auxiliary oil cylinder; 8. and (5) an auxiliary oil cylinder mounting seat.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the following description is further provided for explaining how to implement the invention by combining the attached drawings and the detailed implementation modes.
Referring to fig. 1 to 14, the novel flat push self-unloading semitrailer provided by the invention comprises a frame 1, a carriage 2 arranged on the frame 1, a movable push plate 3 arranged in the carriage 2, a slideway 4 arranged at the front part of the frame 1, a movable frame 5, a main oil cylinder 6 and an auxiliary oil cylinder 7; specifically, a slideway 4 is welded at the front end of a vehicle frame 1, a movable frame 5 is arranged in the slideway 4 in a sliding way, one end of a main oil cylinder 6 is hinged on a movable push plate 3, the other end is hinged on the movable frame 5, one end of an auxiliary oil cylinder 7 is hinged on the vehicle frame 1, and the other end is hinged on the movable frame 5; when the movable push plate 3 is positioned at the front end of the carriage 2, the main oil cylinder 6 is in a completely contracted state at the moment, and the auxiliary oil cylinder 7 is in a complete extending state; when the movable push plate 3 is positioned at the rear end of the carriage 2, the main oil cylinder 6 is in a completely extended state at the moment, and the auxiliary oil cylinder 7 is in a complete contraction state; during unloading, the main oil cylinder 6 and the auxiliary oil cylinder 7 unload materials in a relay mode, and the sum of the strokes of the main oil cylinder 6 and the auxiliary oil cylinder 7 during unloading in the relay mode is equal to the length of the carriage 2.
More specifically, in the present invention, as shown in fig. 2, 3, 5, 6, and 8 to 10, two slave cylinders 7 are symmetrically provided on both left and right sides of the master cylinder 6. Furthermore, one end of each auxiliary oil cylinder 7 is hinged on the frame 1 through an auxiliary oil cylinder mounting seat 8, and the other end of each auxiliary oil cylinder is hinged on the movable frame 5 through an auxiliary oil cylinder pin shaft.
More specifically, in the present invention, referring to fig. 11 and 12, the slide 4 includes a horizontal cross member a41 and two parallel opposite horizontal side members a42, wherein the horizontal cross member a41 is transversely disposed at the front end of the frame 1, and the two parallel opposite horizontal side members a42 are fixedly disposed at the side of the horizontal cross member 41 facing the frame 1. Furthermore, the horizontal beams a41 and the horizontal stringers a42 may be of any one of U-shaped channel steel beam, H-shaped steel beam, or i-shaped steel beam structure. When in use, the movable frame 5 is arranged between the two parallel opposite horizontal longitudinal beams A42 of the slideway 4 in a sliding way.
More specifically, in the present invention, referring to fig. 13 and 14, the movable frame 5 includes a horizontal cross member B51 and two parallel opposite horizontal longitudinal members B52, wherein the horizontal cross member B51 is transversely disposed between the two horizontal longitudinal members a42 of the slideway 4, the two parallel opposite horizontal longitudinal members B52 are fixedly disposed on a side of the horizontal cross member B51 facing the frame 1, three pairs of fixed ear plates 53 are sequentially disposed on a side of the horizontal cross member B51 facing the frame 1, the middle pair of fixed ear plates 53 is correspondingly hinged to the main cylinder 6, and the two pairs of fixed ear plates 53 on two sides are respectively correspondingly hinged to the two auxiliary cylinders 7. Furthermore, the horizontal beams B51 and the horizontal stringers B52 may be any one of U-shaped channel steel beams, H-shaped steel beams, i-shaped steel beams, or rectangular square steel beams. When in use, the movable frame 5 correspondingly slides through the two horizontal longitudinal beams a42 of the slideway 4 through the two horizontal longitudinal beams B52, as shown in fig. 7.
More specifically, in the present invention, a nylon slider for reducing the friction force when the movable push plate 3 slides on the floor of the carriage 2 is further installed at the bottom of the movable push plate 3.
More specifically, in the present invention, sealing rubber sheets for sealing contact with the left and right side plates and the bottom plate of the vehicle body 2 are respectively and correspondingly mounted on the left and right sides and the lower portions of the front and rear ends of the movable push plate 3.
Before unloading, as shown in fig. 1 to 3, the movable push plate 3 is located at the foremost end of the carriage 2, the movable frame 5 is located at the foremost end of the carriage 1, at this time, the main oil cylinder 6 is in a completely contracted state, and the auxiliary oil cylinder 7 is in a completely extended state;
during unloading, referring to fig. 7 to 9, the movable push plate 3 is positioned at the rearmost end of the carriage 2, at this time, the main oil cylinder 6 is in a fully extended state, and the auxiliary oil cylinder 7 is in a fully retracted state; in the unloading process, the main oil cylinder 6 and the auxiliary oil cylinder 7 act in a relay manner, and the specific action process is as follows: the main oil cylinder 6 pushes the movable push plate 3 to move from front to back in the carriage 2, materials loaded in the carriage 2 are pushed out of the carriage 2 from back until the main oil cylinder 6 is completely extended (see fig. 4 to 6), the auxiliary oil cylinder 7 starts to act after the main oil cylinder 6 is completely extended, the auxiliary oil cylinder 7 drives the movable frame 5 to move towards the back of the vehicle, and meanwhile, the main oil cylinder 6 and the movable push plate 3 can move towards the back of the vehicle along with the main oil cylinder 6 until the auxiliary oil cylinder 7 is completely retracted; when the auxiliary oil cylinder 7 finishes retracting, the movable push plate 3 moves just at the rearmost end of the carriage 2, and all the materials in the carriage 2 are pushed out of the box body and are unloaded, and the reference is made to fig. 7 to 9.
Finally, the above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields by using the contents of the present specification and the accompanying drawings are included in the scope of the present invention.
Claims (9)
1. The utility model provides a novel flat push self-discharging semitrailer, contains frame (1) and sets up carriage (2) on frame (1) are in with the setting movable push pedal (3) in carriage (2), its characterized in that: the frame is characterized by further comprising a slide way (4), a movable frame (5), a main oil cylinder (6) and an auxiliary oil cylinder (7), wherein the slide way (4) is arranged at the front part of the frame (1), the movable frame (5) is arranged in the slide way (4) in a sliding manner, one end of the main oil cylinder (6) is hinged to the movable push plate (3), the other end of the main oil cylinder is hinged to the movable frame (5), one end of the auxiliary oil cylinder (7) is hinged to the frame (1), and the other end of the auxiliary oil cylinder is hinged to the movable frame (5);
when the movable push plate (3) moves to the front end of the carriage (2), the main oil cylinder (6) is in a fully contracted state, and the auxiliary oil cylinder (7) is in a complete extending state;
when the movable push plate (3) moves to the rear end of the carriage (2), the main oil cylinder (6) is in a fully extended state, and the auxiliary oil cylinder (7) is in a complete contraction state;
during unloading, the main oil cylinder (6) and the auxiliary oil cylinder (7) are in relay unloading, and the sum of the strokes of the main oil cylinder (6) and the auxiliary oil cylinder (7) during material receiving and unloading is equal to the length of the carriage (2).
2. The novel flat push self-discharging semitrailer of claim 1, characterized in that: the auxiliary oil cylinders (7) are symmetrically arranged on the left side and the right side of the main oil cylinder (6).
3. The novel flat push self-discharging semitrailer of claim 2, characterized in that: one end of each auxiliary oil cylinder (7) is hinged to the frame (1) through an auxiliary oil cylinder mounting seat (8), and the other end of each auxiliary oil cylinder is hinged to the movable frame (5) through an auxiliary oil cylinder pin shaft.
4. The novel flat push self-discharging semitrailer of claim 1, characterized in that: the slide way (4) comprises a horizontal cross beam A (41) and two parallel opposite horizontal longitudinal beams A (42), the horizontal cross beam A (41) is transversely arranged at the front end of the frame (1), and the two parallel opposite horizontal longitudinal beams A (42) are fixedly arranged on one side, facing the frame (1), of the horizontal cross beam (41).
5. The novel flat push self-discharging semitrailer of claim 4, characterized in that: the horizontal cross beam A (41) and the horizontal longitudinal beam A (42) are both U-shaped channel steel beams, H-shaped steel beams or I-shaped steel beams.
6. The novel flat push dump semi trailer of claim 3, characterized in that: the adjustable shelf (5) contain a horizontal beam B (51) and two parallel relative horizontal longerons B (52), horizontal beam B (51) are violently established between slide (4), two parallel relative horizontal longerons B (52) set firmly horizontal beam B (51) are towards one side of frame (1) horizontal beam B (51) still are equipped with three pairs of fixed otic placodes (53) in proper order towards one side of frame (1), and wherein lie in the middle a pair of fixed otic placodes (53) correspond with master cylinder (6) are articulated mutually, divide establish two pairs of fixed otic placodes (53) of both sides respectively correspond with two auxiliary cylinder (7) are articulated mutually.
7. The novel flat push self-discharging semitrailer of claim 6, characterized in that: the horizontal cross beam B (51) and the horizontal longitudinal beam B (52) are U-shaped channel steel beams, H-shaped steel beams, I-shaped steel beams or rectangular square steel beams.
8. The novel flat push self-discharging semitrailer of claim 1, characterized in that: and a nylon sliding block used for reducing the friction force when the movable push plate (3) slides with the bottom plate of the carriage (2) is further arranged at the bottom of the movable push plate (3).
9. The novel flat push self-discharging semitrailer of claim 1, characterized in that: sealing rubber sheets which are used for being in sealing contact with the left side plate, the right side plate and the bottom plate of the carriage (2) are correspondingly arranged on the left side, the right side, the front end and the rear end of the movable push plate (3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210855842.XA CN115230560A (en) | 2022-07-20 | 2022-07-20 | Novel flat push self-discharging semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210855842.XA CN115230560A (en) | 2022-07-20 | 2022-07-20 | Novel flat push self-discharging semitrailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115230560A true CN115230560A (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210855842.XA Pending CN115230560A (en) | 2022-07-20 | 2022-07-20 | Novel flat push self-discharging semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115230560A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19820074A1 (en) * | 1998-01-26 | 1999-07-29 | Guido Lehner | Goods vehicle loading and unloading system has articulated jacks |
| CN1422766A (en) * | 2002-12-17 | 2003-06-11 | 程颖 | Compartment, push-pedal back-push tipping truck |
| CN101456375A (en) * | 2008-10-28 | 2009-06-17 | 常州科研试制中心有限公司 | Horizontal-push type self-discharging vehicle |
| CN102991393A (en) * | 2012-12-20 | 2013-03-27 | 中国重汽集团青岛重工有限公司 | Push plate type damper |
| CN203580954U (en) * | 2013-11-19 | 2014-05-07 | 常州联力自动化科技有限公司 | Mine horizontal-pushing dumper carriage |
| CN215754467U (en) * | 2021-09-23 | 2022-02-08 | 太原晋龙东捷挂车制造有限公司 | Push type unloading garbage transfer semitrailer |
| CN114559871A (en) * | 2022-03-24 | 2022-05-31 | 威海顺丰专用车制造股份有限公司 | Two-stage linkage rolling-sliding unloading device for dump semitrailer |
-
2022
- 2022-07-20 CN CN202210855842.XA patent/CN115230560A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19820074A1 (en) * | 1998-01-26 | 1999-07-29 | Guido Lehner | Goods vehicle loading and unloading system has articulated jacks |
| CN1422766A (en) * | 2002-12-17 | 2003-06-11 | 程颖 | Compartment, push-pedal back-push tipping truck |
| CN101456375A (en) * | 2008-10-28 | 2009-06-17 | 常州科研试制中心有限公司 | Horizontal-push type self-discharging vehicle |
| CN102991393A (en) * | 2012-12-20 | 2013-03-27 | 中国重汽集团青岛重工有限公司 | Push plate type damper |
| CN203580954U (en) * | 2013-11-19 | 2014-05-07 | 常州联力自动化科技有限公司 | Mine horizontal-pushing dumper carriage |
| CN215754467U (en) * | 2021-09-23 | 2022-02-08 | 太原晋龙东捷挂车制造有限公司 | Push type unloading garbage transfer semitrailer |
| CN114559871A (en) * | 2022-03-24 | 2022-05-31 | 威海顺丰专用车制造股份有限公司 | Two-stage linkage rolling-sliding unloading device for dump semitrailer |
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