CN110884306A - Semitrailer connecting and drawing device - Google Patents
Semitrailer connecting and drawing device Download PDFInfo
- Publication number
- CN110884306A CN110884306A CN201911173894.3A CN201911173894A CN110884306A CN 110884306 A CN110884306 A CN 110884306A CN 201911173894 A CN201911173894 A CN 201911173894A CN 110884306 A CN110884306 A CN 110884306A
- Authority
- CN
- China
- Prior art keywords
- semitrailer
- frame
- hole groove
- ball
- pushing assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/14—Draw-gear or towing devices characterised by their type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/36—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for facilitating connection, e.g. hitch catchers, visual guide means, signalling aids
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a semitrailer connecting traction device which comprises a connecting vehicle frame connecting beam, wherein the end part of the connecting vehicle frame connecting beam is connected with a rotating ball, a connecting block is arranged on the outer side of the rotating ball, the connecting block is provided with a hole groove for accommodating the rotating ball, a pushing assembly is arranged in the middle of the bottom of the hole groove and used for triggering the pushing assembly to push the rotating ball to move when the rotating ball is in contact with the pushing assembly, a connecting frame is arranged on the outer side of the connecting block and located in the connecting frame, a rotating rod is connected to the middle of the connecting frame, an opening is formed in one side of the connecting frame, and a semitrailer frame connecting beam is hinged to the other. The connecting vehicle and the semitrailer are convenient to elastically connect, the pushing assembly pushes the rotating ball to be away from the bottom of the hole groove, mutual interference between the connecting vehicle and the semitrailer is reduced, the connecting vehicle and the semitrailer are elastically connected, traction connection between the tractor and the semitrailer is facilitated, and driving performance of the semitrailer is improved.
Description
Technical Field
The invention relates to the technical field of semitrailers, in particular to a semitrailer connecting and traction device.
Background
A semitrailer is a trailer whose axle is positioned behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and which is equipped with a coupling device that transmits horizontal and vertical forces to the tractor. Semitrailers are generally three-axle semitrailers, and the types of semitrailers are divided into eleven-meter-bin-column semitrailers, thirteen-meter-bin semitrailers, low-bed semitrailers and the like. Is a heavy transport vehicle connected with a semitrailer head through a towing pin.
In the prior art, the traction structure is used as a main component for transmitting traction force of the main vehicle, the traction structure cannot be used universally for various types of existing semi-trailers, corresponding traction structures need to be designed and processed respectively according to each type of semi-trailer, and design and processing costs are high; the existing traction pin device is required to bear the weight of the semitrailer and also bear the traction force of the traction semitrailer, so that the impact force generated by the semitrailer is directly applied to the frame of the traction device, and the running stability and the service life of the traction device are influenced.
Disclosure of Invention
In view of the above, the present invention is directed to a semitrailer hitch towing arrangement that addresses all or one of the problems of the background art.
The invention provides a semitrailer connecting traction device based on the above purpose, which comprises a connecting frame connecting beam, wherein the end part of the connecting frame connecting beam is connected with a rotating ball, the outer side of the rotating ball is provided with a connecting block, the connecting block is provided with a hole groove for accommodating the rotating ball, the middle position of the bottom of the hole groove is provided with a pushing assembly, the pushing assembly is used for triggering the pushing assembly to push the rotating ball to move when the rotating ball is contacted with the pushing assembly, two sides of the pushing assembly are respectively provided with a blocking block, the side wall of the hole groove is provided with a plurality of sliding grooves, the sliding grooves are internally and slidably connected with sliding blocks connected with the blocking blocks, each blocking block is connected with the bottom of the hole groove through an elastic part, the outer side of the connecting block is provided with a connecting frame, the connecting block is positioned in the connecting frame, and the middle, an opening is formed in one side of the connecting frame, the rotating rod is rotated to facilitate the opening, and the other side of the connecting frame is hinged to a connecting beam of a semitrailer frame.
Optionally, the elastic member is a spring.
Optionally, the elastic member is sleeved with a multi-layer telescopic rod, one end of the multi-layer telescopic rod is connected with the blocking block, and the other end of the multi-layer telescopic rod is connected with the bottom of the hole groove.
Optionally, the pushing assembly includes an electric telescopic push rod connected with the inner side of the hole groove.
Optionally, the flexible end of the electric telescopic push rod is attached to be connected with an elastic pad, a placing groove is formed in the middle of the elastic pad, and a pressure sensor is arranged in the placing groove.
Optionally, a blocking plate is vertically connected to the connecting beam of the frame of the connecting vehicle, and the rotating ball is not in contact with the blocking plate.
Optionally, the end faces of the stop block and the rotary ball are arc-shaped, and the arc shape of the stop block is matched with the surface of the rotary ball.
From the above, the beneficial effects of the invention are:
1. the invention is provided with a rotary ball, a stop plate, a connecting frame, a rotary rod, a connecting block, a hole groove, a stop block, a slide block and a sliding groove, in order to facilitate the separation of a connecting vehicle frame connecting beam and a semitrailer vehicle frame connecting beam, the rotary rod is rotated to facilitate the opening and the opening to be opened, then the rotary ball extending into the hole groove is taken out, the connecting vehicle frame connecting beam and the semitrailer vehicle frame connecting beam are separated, in order to facilitate the traction connection of the connecting vehicle frame connecting beam and the semitrailer vehicle frame connecting beam, the rotary rod is rotated to facilitate the opening to be opened, the rotary ball extends into the hole groove through the opening, the connecting vehicle frame connecting beam and the semitrailer vehicle frame connecting beam are connected, in addition, in the transportation process of the semitrailer, the connecting vehicle and the semitrailer are in sliding connection in the hole groove through the rotary ball, the elastic connection between the connecting vehicle, the pushing assembly pushes the rotating ball to be away from the bottom of the hole groove, mutual interference between the connecting vehicle and the semitrailer is reduced, elastic connection between the connecting vehicle and the semitrailer is realized, the tractor and the semitrailer are convenient to pull and connect, and the driving performance of the semitrailer is improved.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a semitrailer coupling traction device of the invention.
In the figure: a connecting beam 1 of a connecting vehicle frame, a connecting beam 2 of a semitrailer vehicle frame, a rotating ball 3, a blocking plate 4, a connecting frame 5, a rotating rod 6, a connecting block 7, a hole groove 8, a blocking block 9, a sliding block 10, a sliding groove 11, an electric telescopic push rod 12, an elastic part 13 and a pressure sensor,
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
A semitrailer connecting traction device comprises a connecting beam 1 of a connecting vehicle frame, wherein the end part of the connecting beam 1 of the connecting vehicle frame is connected with a rotating ball 3, a connecting block 7 is arranged on the outer side of the rotating ball 3, a hole groove 8 for accommodating the rotating ball 3 is formed in the connecting block 7, a pushing assembly is arranged at the middle position of the bottom of the hole groove 8 and used for triggering the pushing assembly to push the rotating ball 3 to move when the rotating ball 3 is in contact with the pushing assembly, blocking blocks 9 are arranged on two sides of the pushing assembly, a plurality of sliding grooves 11 are formed in the side wall of the hole groove 8, sliding blocks 10 connected with the blocking blocks 9 are slidably connected in the sliding grooves 11, each blocking block 9 is connected with the bottom of the hole groove 8 through an elastic part 13, a connecting frame 5 is arranged on the outer side of the connecting block 7, and the connecting block 7 is positioned in the connecting frame, the middle part of the connecting frame 5 is connected with a rotating rod 6, one side of the connecting frame 5 is provided with an opening, the rotating rod 6 is rotated to open the opening, the other side of the connecting frame 5 is hinged with a semi-trailer frame connecting beam 2, in order to separate the connecting frame connecting beam 1 from the semi-trailer frame connecting beam 2, the rotating rod 6 is rotated to open the opening, then the rotating ball 3 extending into the hole groove 8 is taken out, the connecting frame connecting beam 1 and the semi-trailer frame connecting beam 2 are separated, in order to tractively connect the connecting frame connecting beam 1 and the semi-trailer frame connecting beam 2, the rotating rod 6 is rotated to open the opening, the rotating ball 3 extends into the hole groove 8 through the opening, in order to connect the connecting frame connecting beam 1 and the frame semi-trailer connecting beam 2, in addition, in the process of semi-trailer transportation, the fifth wheel and the semitrailer are connected in the hole groove 8 in a sliding mode through the rotating round ball 3, the fifth wheel and the semitrailer are connected elastically, when the rotating round ball 3 contacts the bottom of the hole groove 8, the pushing assembly pushes the rotating round ball 3 to be far away from the bottom of the hole groove 8, mutual interference between the fifth wheel and the semitrailer is reduced, elastic connection between the fifth wheel and the semitrailer is achieved, the tractor and the semitrailer are convenient to pull and connect, and the driving performance of the semitrailer is improved.
In order to facilitate the enhancement of the elastic connection between the connecting vehicle and the semi-trailer and reduce the excessive loss and conflict between the connecting vehicle and the semi-trailer, the elastic part 13 is a spring, a multi-layer telescopic rod is sleeved outside the elastic part 13, one end of the multi-layer telescopic rod is connected with the stop block 9, and the other end of the multi-layer telescopic rod is connected with the bottom of the hole groove 8.
In order to facilitate the pushing of the rotary ball 3, the pushing assembly comprises an electric telescopic push rod 12 connected with the inner side of the hole groove 8, the electric telescopic push rod 12 extends to facilitate the driving of the rotary ball 3 to move, and the loss of the surface of the rotary ball 3 is reduced.
In order to facilitate the rotation of the round ball 3 and the elastic contact of the hole groove 8, the loss of the surface of the round ball 3 is reduced, the elastic cushion is attached and connected to the telescopic end of the electric telescopic push rod 12, a placing groove is formed in the middle of the elastic cushion, and a pressure sensor is arranged in the placing groove.
In order to further prevent the separation of the trailer frame connecting beam 1 and the semitrailer frame connecting beam 2, a blocking plate 4 is vertically connected to the trailer frame connecting beam 1, and the rotating ball 3 is arranged without contacting with the blocking plate 4.
In order to reduce the loss on the surface of the rotating ball 3 when the stop block 9 and the rotating ball 3 are pushed, the end surfaces of the stop block 9 and the rotating ball 3 are arc-shaped, and the arc shape of the stop block 9 is matched with the surface of the rotating ball 3.
In order to facilitate the adaptation to connect and pull the connection cars of different sizes, the opening is circular.
In order to facilitate the separation of the connecting vehicle frame connecting beam 1 and the semi-trailer frame connecting beam 2, the rotating rod 6 is rotated to facilitate the opening to be opened, then the rotating ball 3 extending into the hole groove 8 is taken out, the connecting vehicle frame connecting beam 1 and the semi-trailer frame connecting beam 2 are separated, in order to facilitate the traction connection of the connecting vehicle frame connecting beam 1 and the semi-trailer frame connecting beam 2, the rotating rod 6 is rotated to facilitate the opening to be opened, the rotating ball 3 extends into the hole groove 8 through the opening, the connecting vehicle frame connecting beam 1 and the semi-trailer frame connecting beam 2 are connected conveniently, in addition, in the process of semi-trailer transportation, the connecting vehicle and the semi-trailer are connected in the hole groove 8 in a sliding mode through the rotating ball 3, the connecting vehicle and the semi-trailer are connected conveniently in an elastic mode, when the rotating ball 3 contacts the bottom of the hole groove 8, the pushing assembly pushes the rotating ball 3 to, reduce the mutual conflict between connection car and the semitrailer for elastic connection between connection car and the semitrailer, the tractor of being convenient for is connected with the pulling of semitrailer, has improved the performance of traveling of semitrailer.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The semitrailer connecting traction device is characterized by comprising a connecting vehicle frame connecting beam (1), wherein the end part of the connecting vehicle frame connecting beam (1) is connected with a rotating round ball (3), a connecting block (7) is arranged on the outer side of the rotating round ball (3), a hole groove (8) for accommodating the rotating round ball (3) is formed in the connecting block (7), a pushing assembly is arranged at the middle position of the bottom of the hole groove (8) and used for triggering the pushing assembly to push the rotating round ball (3) to move when the rotating round ball (3) is in contact with the pushing assembly, blocking blocks (9) are arranged on two sides of the pushing assembly, a plurality of sliding grooves (11) are formed in the side wall of the hole groove (8), sliding blocks (10) connected with the blocking blocks (9) are connected in the sliding grooves (11) in a sliding mode, and each blocking block (9) is connected with the bottom of the hole groove (8) through an elastic piece (13), connecting block (7) outside is provided with linking frame (5), connecting block (7) are located in linking frame (5), linking frame (5) middle part is connected with dwang (6), linking frame (5) one side is seted up and is put the opening, rotates dwang (6) be convenient for with the opening is opened, linking frame (5) opposite side articulates there is semi-trailer frame tie-beam (2).
2. A semitrailer coupling traction arrangement according to claim 1, characterised in that the resilient member (13) is a spring.
3. The semitrailer coupling traction device of claim 1, wherein a plurality of layers of telescopic rods are sleeved outside the elastic member (13), one end of each layer of telescopic rod is connected with the stop block (9), and the other end of each layer of telescopic rod is connected with the bottom of the hole groove (8).
4. A semitrailer coupling traction arrangement according to claim 1, characterised in that the thrust assembly comprises an electrically-powered telescopic push rod (12) coupled to the inside of the slot (8).
5. The semitrailer coupling traction device according to claim 4, characterized in that the electric telescopic push rod (12) is attached to an elastic pad at its telescopic end, a placement groove is formed in the middle of the elastic pad, and a pressure sensor is arranged in the placement groove.
6. A semitrailer coupling traction arrangement according to claim 1, characterised in that a blocking plate (4) is vertically connected to the coupling beam (1) of the trailer frame, and the rotary ball (3) is arranged without contact with the blocking plate (4).
7. The semitrailer coupling traction device of claim 1, wherein the end surfaces of the stop block (9) and the rotating ball (3) are arc-shaped, and the arc shape of the stop block (9) is matched with the surface of the rotating ball (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173894.3A CN110884306A (en) | 2019-11-26 | 2019-11-26 | Semitrailer connecting and drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173894.3A CN110884306A (en) | 2019-11-26 | 2019-11-26 | Semitrailer connecting and drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110884306A true CN110884306A (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911173894.3A Pending CN110884306A (en) | 2019-11-26 | 2019-11-26 | Semitrailer connecting and drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110884306A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1910077A (en) * | 2003-12-19 | 2007-02-07 | H.T.S.水利技术系统公司 | Magnetic wedge device applied to the fifth wheel of trailer or semitrailer vehicles |
| CN103434579A (en) * | 2013-08-15 | 2013-12-11 | 勾长虹 | Connecting device for motor tractor and semi-trailer |
| US20150137484A1 (en) * | 2006-03-10 | 2015-05-21 | John R. Columbia | Maximum Security/Maximum Versatility Ball Mount Assembly |
-
2019
- 2019-11-26 CN CN201911173894.3A patent/CN110884306A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1910077A (en) * | 2003-12-19 | 2007-02-07 | H.T.S.水利技术系统公司 | Magnetic wedge device applied to the fifth wheel of trailer or semitrailer vehicles |
| US20150137484A1 (en) * | 2006-03-10 | 2015-05-21 | John R. Columbia | Maximum Security/Maximum Versatility Ball Mount Assembly |
| CN103434579A (en) * | 2013-08-15 | 2013-12-11 | 勾长虹 | Connecting device for motor tractor and semi-trailer |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200317 |
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| RJ01 | Rejection of invention patent application after publication |