CN214930179U - Adjustable connecting frame for semitrailer chassis - Google Patents
Adjustable connecting frame for semitrailer chassis Download PDFInfo
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- CN214930179U CN214930179U CN202121463967.5U CN202121463967U CN214930179U CN 214930179 U CN214930179 U CN 214930179U CN 202121463967 U CN202121463967 U CN 202121463967U CN 214930179 U CN214930179 U CN 214930179U
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- mounting hole
- connecting pipe
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Abstract
The utility model relates to a semitrailer coupling mechanism technical field discloses a link with adjustable semitrailer chassis, including: the side surface of the first frame body is provided with a first mounting hole, and the bottom of the first frame body is provided with a first fixing hole communicated with the first mounting hole; one end of the connecting pipe is movably inserted in the first mounting hole, and the connecting pipe is provided with a plurality of second fixing holes along the length direction; the side surface of the second frame body is provided with a second mounting hole, and the bottom of the second frame body is provided with a third fixing hole communicated with the second mounting hole; the other end of the connecting pipe is movably inserted in the second mounting hole; the first fixing piece is detachably arranged in the first fixing hole and the second fixing hole; the second fixing piece is detachably arranged in the third fixing hole and the second fixing hole. The utility model has the advantages of, the simple installation of link, and application scope is wide.
Description
Technical Field
The utility model relates to a semitrailer coupling mechanism technical field especially relates to a link with adjustable semitrailer chassis.
Background
When testing semi-trailer trains, some accessories are often required to be connected to the chassis of the semi-trailer train to ensure the smooth running of the test. Generally, a hole is drilled in a chassis of the semitrailer, and a bolt and a nut are arranged in the hole to fix the auxiliary device. The mode of punching easily causes the injury to semi-trailer train's chassis, changes its original structure of chassis, and intensity also can reduce. So to above problem, designed the coupling mechanism of exempting from the fixed semitrailer chassis of mode of punching, but this type of coupling mechanism that has now is mostly unadjustable, has warp or size inaccuracy when the chassis, then the installation is troublesome, and its application scope is restricted.
As patent "CN 112829856A" discloses an anti-folding and anti-rollover device of semitrailer, including: the first connecting mechanism and the second connecting mechanism are arranged side by side and respectively comprise a connecting frame, a fixing plate, a U-shaped bolt and a nut, the U-shaped bolt is sleeved on the connecting frame, and two ends of the U-shaped bolt penetrate through the fixing plate and are connected with the nut; the first buffer mechanism and the second buffer mechanism are symmetrically arranged at two sides of the first connecting mechanism and the second connecting mechanism; the first buffer mechanism and the second buffer mechanism can rotate along the first connecting mechanism and the second connecting mechanism to furl the first buffer mechanism and the second buffer mechanism; and all include to the bolster that sets up to being close to semi-trailer locomotive side, one side that second buffer gear was kept away from to first buffer gear and one side that first buffer gear was kept away from to second buffer gear all are equipped with the side wheel. In the scheme, the first connecting mechanism and the second connecting mechanism are both fixed and unadjustable. When the chassis is deformed, the installation is difficult, and the chassis is only suitable for a fixed vehicle type.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to the above-mentioned that prior art exists, the utility model discloses a technical problem that will solve lies in, provides a link with adjustable simple installation, wide application scope's semitrailer chassis.
The utility model provides a technical scheme that its technical problem adopted is, provides a link with adjustable semitrailer chassis, a serial communication port, including:
the side surface of the first frame body is provided with a first mounting hole, and the bottom of the first frame body is provided with a first fixing hole communicated with the first mounting hole;
one end of the connecting pipe is movably inserted in the first mounting hole, and a plurality of second fixing holes are formed in the connecting pipe along the length direction of the connecting pipe;
the side surface of the second frame body is provided with a second mounting hole, and the bottom of the second frame body is provided with a third fixing hole communicated with the second mounting hole; the other end of the connecting pipe is movably inserted in the second mounting hole;
the first fixing piece is detachably arranged in the first fixing hole and the second fixing hole; the second fixing piece is detachably arranged in the third fixing hole and the second fixing hole.
Furthermore, the first frame body is provided with a first sleeve, and the first mounting hole and the first fixing hole are both formed in the first sleeve; the second frame body is provided with a second sleeve, and third fixing holes of the second mounting holes are formed in the second sleeve;
the first sleeve is provided with a plurality of first fixing holes along the length direction of the first sleeve, and the second sleeve is provided with a plurality of third fixing holes along the length direction of the second sleeve.
Further, the second fixing hole is a long hole, and the first fixing hole and the third fixing hole are round holes; and the first fixing hole, the third fixing hole and the second fixing hole are positioned on the same straight line.
Furthermore, chamfers are arranged at the end part, close to the connecting pipe, of the first sleeve, the end part, close to the connecting pipe, of the second sleeve and the two ends of the connecting pipe.
Further, the connecting pipe is a rectangular pipe, the first mounting hole and the second mounting hole are rectangular holes, and four side walls of the rectangular pipe are attached to the inner wall of the first mounting hole and the inner wall of the second mounting hole.
Furthermore, the first fixing piece and the second fixing piece are both fixing bolts; and at least two fixing bolts are arranged between the connecting pipe and the first frame body and between the connecting pipe and the second frame body.
Furthermore, a first connecting plate extends upwards from the first frame body, and a second connecting plate extends upwards from the second frame body; a plurality of waist holes are formed in the first connecting plate and the second connecting plate.
Further, the first connecting plate with between the first support body, the second connecting plate with all be equipped with the strengthening rib between the second support body.
Further, first support body and second support body are the symmetry and set up.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the utility model discloses in, set up the current fixed link into adjustable, first support body and second support body are connected through the connecting pipe, all can be along the flexible regulation of connecting pipe at first support body and second support body, the interval of first support body and second support body is adjustable promptly, when adjusting the interval of first support body and second support body to the interval adaptation with semi-trailer chassis, fix first support body and connecting pipe through first mounting, fix second support body and connecting pipe through the second mounting, guarantee three fixed connection. When the chassis of semitrailer appears warping, can eliminate the error that this deformation brought through the interval between adjustment first support body and the second support body, reduce the installation degree of difficulty, the installation effectiveness is high. When the connecting frame can be used for semitrailer chassis with different specifications, waist holes are formed in the first connecting plate and the second connecting plate by adjusting the positions of the first frame body and the second frame body relative to the connecting pipe to adapt to the semitrailer chassis with different specifications, and the semitrailer chassis with different specifications can be conveniently adapted to the semitrailer chassis with different specifications, so that the semitrailer chassis with different specifications is wide in application range. Similarly, the connecting frame of the scheme can not damage the original structure of the semitrailer chassis and can not reduce the strength of the semitrailer chassis when the auxiliary device is required to be installed on the semitrailer chassis.
Drawings
FIG. 1 is a schematic structural view of the connecting frame of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is a schematic view of the connecting frame in a normal use state;
FIG. 5 is a schematic view of the hitch frame after adjustment for retraction;
FIG. 6 is a schematic view of the hitch after adjustment for extension;
FIG. 7 is an assembly view of the connector bracket in actual use;
fig. 8 is a schematic structural view of fig. 7 from another view angle.
In the figure:
1. a first frame body; 10. a first sleeve; 101. a first mounting hole; 102. a first fixing hole; 11. a first connecting plate; 110. a waist hole; 111. reinforcing ribs; 120. chamfering;
2. a connecting pipe; 20. a second fixing hole;
3. a second frame body; 30. a second sleeve; 301. a second mounting hole; 302. a third fixing hole; 31. a second connecting plate;
4. a first fixing member;
5. and a second fixing member.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1-6, an adjustable connecting frame of a semitrailer chassis comprises: the frame comprises a first frame body 1, a second frame body 3, a connecting pipe 2, a first fixing piece 4 and a second fixing piece 5. The side surface of the first frame body 1 is provided with a first mounting hole 101, and the bottom of the first frame body 1 is provided with a first fixing hole 102 communicated with the first mounting hole 101; one end of the connecting pipe 2 is movably inserted into the first mounting hole 101, and the connecting pipe 2 is provided with a plurality of second fixing holes 20 along the length direction thereof; a second mounting hole 301 is formed in the side surface of the second frame body 3, and a third fixing hole 302 communicated with the second mounting hole 301 is formed in the bottom of the second frame body 3; the other end of the connecting pipe 2 is movably inserted into the second mounting hole 301, and the first frame body 1 and the second frame body 3 are symmetrically arranged; a first fixing member 4 and a second fixing member 5, the first fixing member 4 being detachably disposed in the first fixing hole 102 and the second fixing hole 20; the second fixing member 5 is detachably disposed in the third fixing hole 302 and the second fixing hole 20. Specifically, the first fixing piece 4 and the second fixing piece 5 are both fixing bolts; and all be equipped with two fixing bolt at least between connecting pipe 2 and the first support body 1 to and between connecting pipe 2 and the second support body 3, guarantee the fixed reliable between connecting pipe 2 and the first support body 1, and guarantee the fixed reliable between connecting pipe 2 and the second support body 3, when a bolt appears becoming flexible, also do not influence the result of use, and all be connected with two nuts above every fixing bolt at least, prevent to become flexible.
As shown in fig. 1 to 3, the first frame body 1 has a first sleeve 10, and the first mounting hole 101 and the first fixing hole 102 are both opened on the first sleeve 10; the second frame body 3 is provided with a second sleeve 30, and the second mounting holes 301 and the third fixing holes 302 are all formed in the second sleeve 30; the first sleeve 10 has a plurality of first fixing holes 102 along a length direction of the first sleeve 10, and the second sleeve 30 has a plurality of third fixing holes 302 along a length direction of the second sleeve 30. The second fixing hole 20 is a long hole, the first fixing hole 102 and the third fixing hole 302 are round holes, and the long hole facilitates installation of a fixing bolt, so that when a position has a slight error, the use of the fixing bolt is not affected; the round hole prevents the fixed bolt from shifting; and the first fixing hole 102, the third fixing hole 302 and the second fixing hole 20 are positioned on the same straight line, so that the connection pipe 2 and the first frame body 1, and the connection pipe 2 and the second frame body 3 can be fixed conveniently.
In the in-service use process, set up current fixed link to adjustable, first support body 1 and second support body 3 connect through connecting pipe 2, all can be along the flexible regulation of connecting pipe 2 at first support body 1 and second support body 3, first support body 1 is adjustable with the interval of second support body 3 promptly, when adjusting the interval of first support body 1 and second support body 3 to the interval adaptation with semi-trailer chassis, fix first support body 1 and connecting pipe 2 through first mounting 4, fix second support body 3 and connecting pipe 2 through second mounting 5, guarantee three fixed connection. When the chassis of semitrailer appears warping, can eliminate the error that this deformation brought through the interval of adjusting between first support body 1 and the second support body 3, reduce the installation degree of difficulty, the installation effectiveness is high. And when the connecting frame can be used for semitrailer chassis of different specifications, the semitrailer chassis of different specifications can be adapted to the positions of the connecting pipe 2 by adjusting the first support body 1 and the second support body 3.
Preferably, the end of the first sleeve 10 close to the connecting pipe 2, the end of the second sleeve 30 close to the connecting pipe 2 and both ends of the connecting pipe 2 are provided with chamfers 120. When the connecting pipe 2 is inserted into the first frame body 1 and the second frame body 3, the chamfers 120 at the two ends of the connecting pipe 2 and the chamfers 120 on the first sleeve 10 and the second sleeve 30 can be easily aligned with each other, so that the simple installation and the high installation efficiency are ensured.
As shown in fig. 1 and 7-8, the connecting pipe 2 is a rectangular pipe, and the first mounting hole 101 and the second mounting hole 301 are both rectangular holes, four side walls of the rectangular pipe are attached to the inner wall of the first mounting hole 101 and the inner wall of the second mounting hole 301, and the four side walls of the connecting pipe 2 are matched with the first sleeve 10 and the second sleeve 30, so that the situation of displacement cannot occur when the first frame body 1 or the second frame body 3 is adjusted in a telescopic manner, the first fixing hole 102 is aligned with the second fixing hole 20, and the third fixing hole 302 is aligned with the second fixing hole 20, so that the installation is facilitated. A first connecting plate 11 extends upwards from the first frame body 1, and a second connecting plate 31 extends upwards from the second frame body 3; the first connecting plate 11 and the second connecting plate 31 are both provided with a plurality of waist holes 110. In the actual use process, waist holes 110 are formed in the first connecting plate 11 and the second connecting plate 31, so that the semitrailer chassis with different specifications can be conveniently adapted, and the application range is wide. And first connecting plate 11 with between the first support body 1, second connecting plate 31 with all be equipped with strengthening rib 111 between the second support body 3, guarantee the structural strength of first support body 1 and second support body 3.
When the connecting frame is connected to the chassis of the semitrailer, the distance between the first frame body 1 and the second frame body 3 is adjusted to be matched with the distance between two beams of the chassis of the semitrailer; then the first frame body 1 and the connecting pipe 2 as well as the second frame body 3 and the connecting pipe 2 are fixed through fixing bolts, so that the fixed connection of the first frame body, the connecting pipe 2 and the second frame body is ensured; and then the first connecting plate 11 and the second connecting plate 31 are fixed with the original bolt holes on the semitrailer chassis through bolts, and the whole device is fixed on the semitrailer chassis through U-shaped bolts, nuts and fixing plates. It is fixed in a similar manner to the connection in CN 112829856A. In addition, when the auxiliary device is required to be mounted on the semitrailer chassis, the original structure of the semitrailer chassis cannot be damaged, and the strength of the semitrailer chassis cannot be reduced.
In this scheme, this link with adjustable simple installation, and application scope is wide.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The utility model provides a link span with adjustable semitrailer chassis which characterized in that, including:
the side surface of the first frame body is provided with a first mounting hole, and the bottom of the first frame body is provided with a first fixing hole communicated with the first mounting hole;
one end of the connecting pipe is movably inserted in the first mounting hole, and a plurality of second fixing holes are formed in the connecting pipe along the length direction of the connecting pipe;
the side surface of the second frame body is provided with a second mounting hole, and the bottom of the second frame body is provided with a third fixing hole communicated with the second mounting hole; the other end of the connecting pipe is movably inserted in the second mounting hole;
the first fixing piece is detachably arranged in the first fixing hole and the second fixing hole; the second fixing piece is detachably arranged in the third fixing hole and the second fixing hole.
2. The adjustable connecting frame of the semitrailer chassis according to claim 1, wherein the first frame body is provided with a first sleeve, and the first mounting hole and the first fixing hole are formed in the first sleeve; the second frame body is provided with a second sleeve, and third fixing holes of the second mounting holes are formed in the second sleeve;
the first sleeve is provided with a plurality of first fixing holes along the length direction of the first sleeve, and the second sleeve is provided with a plurality of third fixing holes along the length direction of the second sleeve.
3. The adjustable connecting frame of a semitrailer chassis according to claim 2, characterized in that the second fixing hole is a long hole, and the first fixing hole and the third fixing hole are round holes; and the first fixing hole, the third fixing hole and the second fixing hole are positioned on the same straight line.
4. The adjustable connecting frame for a semitrailer chassis according to claim 2, characterized in that chamfers are arranged on the end portion of the first sleeve close to the connecting pipe, the end portion of the second sleeve close to the connecting pipe, and both ends of the connecting pipe.
5. The adjustable connecting frame of the semitrailer chassis according to claim 2 or 3, wherein the connecting pipe is a rectangular pipe, the first mounting hole and the second mounting hole are both rectangular holes, and four side walls of the rectangular pipe are attached to the inner wall of the first mounting hole and the inner wall of the second mounting hole.
6. The adjustable connecting frame of the semitrailer chassis according to claim 1, wherein the first fixing member and the second fixing member are both fixing bolts; and at least two fixing bolts are arranged between the connecting pipe and the first frame body and between the connecting pipe and the second frame body.
7. The adjustable connecting frame of the semitrailer chassis according to claim 1, wherein a first connecting plate extends upwards from the first frame body, and a second connecting plate extends upwards from the second frame body; a plurality of waist holes are formed in the first connecting plate and the second connecting plate.
8. The adjustable connecting frame of a semitrailer chassis according to claim 7, characterized in that reinforcing ribs are arranged between the first connecting plate and the first frame body, and between the second connecting plate and the second frame body.
9. The adjustable connecting frame of the semitrailer chassis according to claim 1, wherein the first frame body and the second frame body are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463967.5U CN214930179U (en) | 2021-06-29 | 2021-06-29 | Adjustable connecting frame for semitrailer chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121463967.5U CN214930179U (en) | 2021-06-29 | 2021-06-29 | Adjustable connecting frame for semitrailer chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214930179U true CN214930179U (en) | 2021-11-30 |
Family
ID=79075578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121463967.5U Active CN214930179U (en) | 2021-06-29 | 2021-06-29 | Adjustable connecting frame for semitrailer chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214930179U (en) |
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2021
- 2021-06-29 CN CN202121463967.5U patent/CN214930179U/en active Active
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