CN214084186U - Split type supporting device for semitrailer - Google Patents
Split type supporting device for semitrailer Download PDFInfo
- Publication number
- CN214084186U CN214084186U CN202022685992.XU CN202022685992U CN214084186U CN 214084186 U CN214084186 U CN 214084186U CN 202022685992 U CN202022685992 U CN 202022685992U CN 214084186 U CN214084186 U CN 214084186U
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- Prior art keywords
- column
- semitrailer
- connecting block
- hole
- post
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Abstract
The utility model relates to a split type supporting arrangement for semitrailer. Including the support column, connecting screw hole has been seted up to the upper end of support column, connecting screw hole's inside is provided with the removal post that can reciprocate, and the upper end of removing the post is provided with the connecting block, and the connecting block is inside hollow spherical cubic, the inside hollow region through connection piece's of connecting block upper end, the inside bottom side fixed mounting of connecting block has spacing post, and the inside movable mounting of connecting block has the rolling ball, and the movable hole has been seted up to the upper end of rolling ball, the utility model discloses in, this split type supporting device for semitrailer, when the road surface unevenness, make the backup pad closely laminate with the holding position of semitrailer according to each angle of semitrailer, avoided the backup pad to fail and lead to the planker of semitrailer to extrude by the gravity extrusion deformation of planker when extrudeing downwards with the inseparable laminating of semitrailer, the condition that causes the face of backup pad to damage takes place.
Description
Technical Field
The utility model relates to a supporting arrangement technical field especially relates to a split type supporting arrangement for semitrailer.
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. The semitrailer is generally a three-axle semitrailer, and the type of the semitrailer is divided into eleven-meter-bin-column semitrailer, thirteen-meter-bin-column semitrailer, low-bed semitrailer and the like, a heavy transport vehicle semitrailer supporting device connected with a semitrailer head through a traction pin is a special part of various semitrailers, and left and right supporting legs of the semitrailer are respectively installed on the left and right sides of the front end of the semitrailer so as to keep the semitrailer basically horizontal, so that the height of the semitrailer can be adjusted according to the height of traction seats of various tractors, coupling and separation of the semitrailer with a tractor during heavy load or no load can be realized, and the semitrailer is generally supported through the supporting legs and suspension.
Present strutting arrangement, when the semitrailer is in the ground that has the slope, the planker of semitrailer produces the slope, when the planker that uses the backup pad to semitrailer supports, because when the different backup pads of angle contacted with the planker of semitrailer, the backup pad was failed and is closely laminated with the planker bottom of semitrailer, the face upper end of backup pad need support the weight of planker this moment, because the backup pad fails and closely laminates the gravity extrusion deformation that the backup pad can be by the planker when leading to the planker of semitrailer to extrude downwards with the semitrailer, cause the face of backup pad to damage, for this reason, we provide a split type supporting arrangement for semitrailer.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem existing in the prior art and provides a split type supporting device for a semitrailer.
In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a split type supporting device for semitrailer, the camera includes the support column, connecting screw hole has been seted up to the upper end of support column, connecting screw hole's inside is provided with the removal post that can reciprocate, the upper end of removing the post is provided with the connecting block, and the connecting block is inside hollow spherical cubic, and the inside hollow region through connection block's of connecting block upper end, the inside bottom side fixed mounting of connecting block has spacing post, the inside movable mounting of connecting block has the rolling ball, the movable hole has been seted up to the upper end of rolling ball, and the movable hole is circular through-hole, and the inside of connecting block is provided with spacing post, the upper end fixed mounting of rolling ball has the spliced pole, the upper end fixed mounting of spliced pole has the backup pad.
Preferably, the lower end of the connecting column is provided with a groove which is an arc-shaped groove and is matched with the rotating ball.
Preferably, the upper end of the moving column is provided with an arc-shaped groove, the arc-shaped groove is matched with the connecting block, the connecting block is fixedly installed inside the arc-shaped groove, and the upper end of the excircle of the arc-shaped groove is fixedly provided with a rotating handle.
Preferably, the support column is internally provided with a circular groove, the inside of the circular groove is communicated with the inside of the connecting threaded hole, a limiting block is movably arranged in the circular groove, and the cross sectional area of the limiting block is matched with that of the circular groove.
Preferably, the upper end of the limiting block is fixedly provided with a movable threaded column, the cross section area of the movable threaded column is matched with that of the connecting threaded hole, the movable threaded column is in threaded connection with the supporting column through the connecting threaded hole, the upper end of the movable threaded column is fixedly arranged with the lower end of the movable column, and the cross section area of the movable column is matched with that of the movable threaded column.
Preferably, the lower end of the support column is provided with a fixed threaded hole, the fixed threaded hole penetrates through the lower end of the support column and extends into the support column, a connecting threaded column is arranged inside the fixed threaded hole, the size of the cross section area of the connecting threaded column is matched with that of the cross section area of the fixed threaded hole, and the connecting threaded column is in threaded connection with the fixed threaded hole through threads; and the lower end of the connecting threaded column is fixedly provided with a triangular base.
The utility model provides a split type supporting arrangement for semitrailer possesses following advantage:
(1) the split type supporting device for the semi-trailer aims at the lower end of a support part of the semi-trailer, the rotating handle is rotated clockwise, the rotating handle drives the moving column to rotate clockwise, the moving column drives the moving threaded column to rotate clockwise in the connecting threaded hole, the moving threaded column moves upwards while rotating clockwise, the upper end of the supporting plate props against the lower end of the semi-trailer when the moving column drives the supporting plate to move upwards, the supporting plate drives the connecting column and the rotating ball to rotate in the connecting block and simultaneously to be tightly attached to a supporting point of the semi-trailer, when the road surface is uneven, the supporting plate can be tightly attached to the supporting position of the semitrailer according to various angles of the semitrailer, and the situation that the surface of the supporting plate is damaged due to the fact that the supporting plate can be extruded and deformed by the gravity of the semitrailer when the supporting plate is not tightly attached to the semitrailer to cause downward extrusion of the semitrailer is avoided.
(2) This a split type supporting arrangement for semitrailer, the stopper reciprocates in the inside of circular recess, and the inside of excircle department and circular recess through the stopper contacts each other and limits the displacement of stopper, makes the removal screw thread post more stable in connecting thread hole's inside pivoted, when having avoided removing screw thread post top atress, moves the screw thread post and moves the inhomogeneous dislocation that leads to removing screw thread post and connecting thread hole screw-thread fit time of screw thread post atress when connecting thread hole is inside rotatory, causes the condition of screw thread trouble to take place.
(3) This a split type supporting arrangement for semitrailer, the triangle base sets up on ground, and the stability through the triangle realizes the bottom of triangle base with the inseparable laminating on ground, has reached the effect that increases the device stability.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a partial schematic view of the support post of the present invention;
FIG. 3 is a partial schematic view of the circular groove of the present invention;
fig. 4 is a partial schematic view of the connecting column of the present invention.
The device comprises a support column 1, a threaded connection hole 2, a movable column 3, a connecting block 4, a rotating ball 5, a connecting column 6, a groove 7, a circular groove 8, a threaded fixing hole 9, an arc-shaped groove 10, a rotating handle 11, a movable threaded column 12, a limiting block 13, a limiting column 14, a movable hole 15, a support plate 16, a threaded connection column 17 and a triangular base 18.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Example (b): a split type supporting device for a semitrailer is shown in figures 1-4 and comprises a supporting column 1, wherein a connecting threaded hole 2 is formed in the upper end of the supporting column 1, a moving column 3 capable of moving up and down is arranged inside the connecting threaded hole 2, the cross sectional area of the moving column 3 is matched with that of the connecting threaded hole 2, the moving column 3 is in a circular column shape, a connecting block 4 is arranged at the upper end of the moving column 3, the connecting block 4 is in a spherical block shape with a hollow inner part, the hollow inner area of the connecting block 4 penetrates through the upper end of the connecting block 4, a limiting column 14 is fixedly arranged at the bottom side inside the connecting block 4, the limiting column 14 is in a circular column shape, a rotating ball 5 is movably arranged inside the connecting block 4, the rotating ball 5 is a sphere, the rotating ball 5 is matched with the hollow inner area of the connecting block 4, a movable hole 15 is formed in the upper end of the rotating ball 5, the movable hole 15 is a circular through hole, the limiting column 14 is arranged inside the connecting block 4, the connecting column 6 is fixedly installed at the upper end of the rotating ball 5, the connecting column 6 is a circular column, and the supporting plate 16 is fixedly installed at the upper end of the connecting column 6;
the lower end of the connecting column 6 is provided with a groove 7, the groove 7 is an arc-shaped groove, and the groove 7 is matched with the rotating ball 5;
the upper end of the moving column 3 is provided with an arc-shaped groove 10, the arc-shaped groove 10 is matched with the connecting block 4, the connecting block 4 is fixedly arranged in the arc-shaped groove 10, the upper end of the excircle of the arc-shaped groove 10 is fixedly provided with a rotating handle 11, and the rotating handle 11 is rectangular;
the inner part of the support column 1 is provided with a circular groove 8, the inner part of the circular groove 8 is communicated with the inner part of the connecting threaded hole 2, a limiting block 13 is movably mounted in the circular groove 8, the limiting block 13 is in a circular column shape, the cross sectional area of the limiting block 13 is matched with that of the circular groove 8, a movable threaded column 12 is fixedly mounted at the upper end of the limiting block 13, the cross sectional area of the movable threaded column 12 is matched with that of the connecting threaded hole 2, the movable threaded column 12 is in threaded connection with the support column 1 through the connecting threaded hole 2, the upper end of the movable threaded column 12 is fixedly mounted at the lower end of the movable column 3, and the cross sectional area of the movable column 3 is matched with that of the movable threaded column 12;
the lower end of the supporting column 1 is provided with a fixed threaded hole 9, the fixed threaded hole 9 penetrates through the lower end of the supporting column 1 and extends into the supporting column 1, a connecting threaded column 17 is arranged inside the fixed threaded hole 9, the cross sectional area of the connecting threaded column 17 is matched with that of the fixed threaded hole 9, and the connecting threaded column 17 is in threaded connection with the fixed threaded hole 9 through threads; the lower end of the connecting threaded column 17 is fixedly provided with a triangular base 18, and the triangular base 18 is a triangular block.
The utility model discloses a working process: when using, aim at the lower extreme of semitrailer support department to backup pad 16, clockwise turning rotates handle 11, it drives and removes post 3 and rotates clockwise to rotate handle 11 to rotate, it drives and removes screw post 12 at the inside clockwise rotation of connecting screw hole 2 to remove post 3, it upwards moves when clockwise turning to remove screw post 12, the lower extreme of semitrailer is withstood to the upper end of backup pad 16 when removing post 3 and driving backup pad 16 upwards move, backup pad 16 drives spliced pole 6 and roating sphere 5 and closely laminates with the strong point of semitrailer in the inside pivoted of connecting block 4, when the road surface unevenness, make backup pad 16 closely laminate with the holding position of semitrailer according to each angle of semitrailer.
The limiting block 13 moves up and down in the circular groove 8, and the displacement of the limiting block 13 is limited by the mutual contact between the outer circle of the limiting block 13 and the inner part of the circular groove 8, so that the movable threaded column 12 can rotate more stably in the connecting threaded hole 2.
Claims (6)
1. A split bearing for semitrailers, comprising a supporting pillar (1), characterized in that: the upper end of the supporting column (1) is provided with a connecting threaded hole (2), a movable column (3) capable of moving up and down is arranged in the connecting threaded hole (2), the upper end of the movable column (3) is provided with a connecting block (4), the connecting block (4) is a spherical block with a hollow interior, the hollow interior area of the connecting block (4) penetrates through the upper end of the connecting block (4), a limiting column (14) is fixedly arranged at the bottom side in the connecting block (4), a rotating ball (5) is movably arranged in the connecting block (4), a movable hole (15) is formed in the upper end of the rotating ball (5), the movable hole (15) is a circular through hole, a limiting column (14) is arranged in the connecting block (4), the upper end of the rotating ball (5) is fixedly provided with a connecting column (6), and the upper end of the connecting column (6) is fixedly provided with a supporting plate (16).
2. A split bearing arrangement for a semitrailer according to claim 1, characterised in that: the lower end of the connecting column (6) is provided with a groove (7), the groove (7) is an arc-shaped groove, and the groove (7) is matched with the rotating ball (5).
3. A split bearing arrangement for a semitrailer according to claim 1, characterised in that: arc wall (10) have been seted up to the upper end of removal post (3), arc wall (10) and connecting block (4) looks adaptation, and connecting block (4) fixed mounting is in the inside of arc wall (10), the excircle department upper end fixed mounting of arc wall (10) has rotation handle (11).
4. A split bearing arrangement for a semitrailer according to claim 1, characterised in that: circular recess (8) have been seted up to the inside of support column (1), and the inside of circular recess (8) communicates each other with the inside of connecting screw hole (2), the inside movable mounting of circular recess (8) has stopper (13), and the cross-sectional area size of stopper (13) and the cross-sectional area size looks adaptation of circular recess (8).
5. A split bearing arrangement for a semitrailer according to claim 4, characterised in that: the upper end fixed mounting of stopper (13) has removal screw thread post (12), and the cross sectional area size of removing screw thread post (12) and the cross sectional area size looks adaptation of connecting thread hole (2), remove screw thread post (12) and support column (1) and carry out threaded connection through connecting thread hole (2), remove the upper end of screw thread post (12) and the lower extreme fixed mounting who removes post (3), the cross sectional area size of removing post (3) and the cross sectional area size looks adaptation of removing screw thread post (12).
6. A split bearing arrangement for a semitrailer according to claim 1, characterised in that: the lower end of the supporting column (1) is provided with a fixed threaded hole (9), the fixed threaded hole (9) penetrates through the lower end of the supporting column (1) and extends into the supporting column (1), a connecting threaded column (17) is arranged inside the fixed threaded hole (9), the size of the cross section area of the connecting threaded column (17) is matched with that of the cross section area of the fixed threaded hole (9), and the connecting threaded column (17) is in threaded connection with the fixed threaded hole (9) through threads; and a triangular base (18) is fixedly arranged at the lower end of the connecting threaded column (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022685992.XU CN214084186U (en) | 2020-11-19 | 2020-11-19 | Split type supporting device for semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022685992.XU CN214084186U (en) | 2020-11-19 | 2020-11-19 | Split type supporting device for semitrailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214084186U true CN214084186U (en) | 2021-08-31 |
Family
ID=77451055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022685992.XU Expired - Fee Related CN214084186U (en) | 2020-11-19 | 2020-11-19 | Split type supporting device for semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214084186U (en) |
-
2020
- 2020-11-19 CN CN202022685992.XU patent/CN214084186U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210831 Termination date: 20211119 |