CN209870510U - Frame and skeleton car - Google Patents
Frame and skeleton car Download PDFInfo
- Publication number
- CN209870510U CN209870510U CN201920523342.XU CN201920523342U CN209870510U CN 209870510 U CN209870510 U CN 209870510U CN 201920523342 U CN201920523342 U CN 201920523342U CN 209870510 U CN209870510 U CN 209870510U
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- longitudinal beam
- traction
- longitudinal
- frame
- control rod
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Abstract
The utility model provides a frame and skeleton car. The framework vehicle comprises a vehicle frame and traveling wheels arranged at the bottom of the vehicle frame. The frame comprises a frame main body and a locking device. The frame main body comprises a front end beam arranged at the front end, a first longitudinal beam connected with the front end beam, a second longitudinal beam used for being sleeved with the first longitudinal beam, and a plurality of cross beams located between the second longitudinal beams, wherein the first longitudinal beam can slide and stretch relative to the second longitudinal beam, and a plurality of corresponding positioning holes are formed in the first longitudinal beam and the second longitudinal beam. The locking device is arranged between the two cross beams and comprises a control rod, a linkage plate sleeved on the control rod and two swing rods; when the control rod rotates, the linkage plate is driven to rotate, so that the connecting point of the oscillating bar and the linkage plate is lifted relative to the control rod, and the connecting point of the oscillating bar and the linkage plate and the control rod are positioned on the same horizontal plane to lock the positions of the first longitudinal beam and the second longitudinal beam; the connecting point of the swing rod and the linkage plate and the control rod are positioned on different horizontal planes so that the first longitudinal beam and the second longitudinal beam can slide relatively.
Description
Technical Field
The utility model relates to a special-purpose vehicle makes the field, in particular to frame and skeleton car.
Background
With the rise of ocean transportation, the mode of transportation by containers is more and more paid more attention by the market. The skeleton car is used as a main carrier of the container in the road transportation process, and the application of the skeleton car is more and more extensive. Because the containers have different sizes and specifications, the frame of the traditional frame vehicle is only suitable for the specification of one container and can not meet the transportation requirements of containers with various specifications at the same time. As the transportation industry develops, the market puts higher demands on the flexibility of the frame vehicle, and within the permission range of relevant regulations, improvement on the frame of the frame vehicle is needed to improve the flexibility of the frame vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a frame of skeleton car generally only adapts to the specification of a container among the prior art is solved to an aim at, and the flexibility is low, can't satisfy the problem of the transportation requirement of multiple specification container simultaneously.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a vehicle frame, comprising: the frame main body comprises a front end beam arranged at the front end, a first longitudinal beam connected with the front end beam, a second longitudinal beam used for being sleeved with the first longitudinal beam, and a plurality of cross beams positioned between the second longitudinal beams; the first longitudinal beam can slide and stretch relative to the second longitudinal beam, and a plurality of corresponding positioning holes are formed in the first longitudinal beam and the second longitudinal beam; the locking device comprises a control rod arranged between the two cross beams, a linkage plate sleeved on the control rod and two swing rods respectively movably connected with two ends of the linkage plate; when the control rod rotates, the linkage plate is driven to rotate, so that the connecting point of the oscillating bar and the linkage plate is lifted relative to the control rod, the oscillating bar is retracted or extended, and when the connecting point of the oscillating bar and the linkage plate and the control rod are positioned on the same horizontal plane, the oscillating bar is inserted into two corresponding positioning holes to lock the first longitudinal beam and the second longitudinal beam; when the connecting point of the swing rod and the linkage plate and the control rod are positioned at different levels, the swing rod is retracted from the two corresponding positioning holes so that the first longitudinal beam and the second longitudinal beam can slide relatively.
The end, close to the second longitudinal beam, of the swing rod is provided with an inserting portion, and the shape of the inserting portion is matched with that of the positioning hole so as to be inserted into the positioning hole to lock the first longitudinal beam and the second longitudinal beam.
The swing rod comprises a main rod and an inserting part, the inserting part is a bolt, and the inserting part is detachably connected with the main rod.
In another aspect, the swing link includes a main lever and the insertion portion, the main lever being integrally formed with the insertion portion.
The linkage plate comprises two symmetrically arranged linkage pieces, two sides of each linkage piece are provided with hinged ends used for being connected with the swing rod, the end part of the swing rod, which is far away from the second longitudinal beam, is hinged with the two hinged ends on the same side, and the end part is positioned between the two hinged ends.
The frame is including being used for connecting the traction portion who pulls the locomotive, traction portion includes the hitch plate, sets up two on the hitch plate pull crossbeam and two pull longerons, the traction hole has been seted up on the hitch plate, two pull the crossbeam and be located pull the both sides of hole, a plurality of crossbeams include two pull the crossbeam, two pull the crossbeam respectively for being close to the first crossbeam of front end roof beam with be located second crossbeam behind the traction hole, the control lever is parallel the second longeron rotationally install in first crossbeam with between the second crossbeam.
In another aspect, the frame comprises a traction part for connecting a traction vehicle head, the traction part comprises a traction plate, two traction cross beams and two traction longitudinal beams, the two traction cross beams and the two traction longitudinal beams are arranged on the traction plate, the traction plate is provided with a traction hole, the two traction cross beams are positioned on two sides of the traction hole, the cross beams comprise the two traction cross beams, the two traction cross beams are respectively a first cross beam close to the front end beam and a second cross beam arranged behind the traction hole, and the cross beams further comprise a third cross beam arranged behind the second cross beam; the control rod is rotatably arranged between the second cross beam and the third cross beam in parallel with the second longitudinal beam.
The traction longitudinal beam is provided with an avoiding groove, and the swing rod penetrates through the avoiding groove and extends from the linkage plate to the direction of the second longitudinal beam.
The locking device further comprises an operating handle which is used for being held by a user to rotate the control rod, and one end of the control rod, which is far away from the linkage plate, is fixedly connected with the operating handle.
And a sliding rail is laid between two bottom surfaces of the first longitudinal beam and the second longitudinal beam which slide relatively to each other so as to reduce friction between the first longitudinal beam and the second longitudinal beam.
A limiting block is arranged at a position, close to the tail end, of the first longitudinal beam, and the limiting block can slide along with the first longitudinal beam relative to the second longitudinal beam; the outer side of the web plate of the second longitudinal beam is provided with a plurality of limiting holes for inserting the travel stop blocks, and the travel stop blocks are inserted into any one limiting hole to limit the first longitudinal beam to perform over-travel sliding when the limiting blocks slide to the travel stop blocks.
And a guide cylinder is arranged at the positioning hole of the second longitudinal beam, and the guide cylinder can be used for inserting the inserting part and limiting the inserting part in the positioning hole of the second longitudinal beam so as to enable a part of the inserting part to be retained in the guide cylinder when the swing rod is folded.
According to the utility model discloses a further aspect, the utility model discloses still provide a skeleton car, include like the frame of structure as above and set up the walking wheel of frame bottom.
According to the above technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in provide a frame, the frame includes frame main part and locking means. The frame main body comprises a first longitudinal beam connected with the front end beam and a second longitudinal beam used for being sleeved with the first longitudinal beam, the first longitudinal beam can slide and stretch relative to the second longitudinal beam, the length of the whole frame can be adjusted according to the specification of a container to be loaded actually, and the first longitudinal beam and the second longitudinal beam are controlled to be in an unlocking state capable of sliding relatively or a locking state incapable of sliding relatively through a locking device. Compare with the frame of traditional skeleton car, the utility model provides a frame can change the requirement of the holistic length of frame in order to adapt to two kinds at least different specification containers through the relative slip of first longeron and second longeron, has improved the loading flexibility of skeleton car.
Drawings
FIG. 1 is a schematic view of an extended state of a frame according to an embodiment of the present invention;
FIG. 2 is a schematic view of a retracted state of the frame of the present invention;
fig. 3 is a schematic view illustrating a connection state of a first longitudinal beam and a front end beam of the frame according to the embodiment of the present invention;
FIG. 4 is a schematic view of a first longitudinal beam of an embodiment of the vehicle frame of the present invention;
fig. 5 is a schematic view of a traction portion disposed between the second longitudinal beams according to the frame of the present invention;
FIG. 6 is a schematic view of a second longitudinal beam of an embodiment of the vehicle frame of the present invention;
fig. 7 is a schematic view of the first longitudinal beam of the frame of the present invention sleeved on the second longitudinal beam;
fig. 8 is a schematic view of a locking device according to an embodiment of the frame of the present invention;
fig. 9 is a schematic view of the locking device according to the embodiment of the frame of the present invention in a locked state;
fig. 10 is a schematic view of the locking device in an unlocked state according to the embodiment of the frame of the present invention.
In the figure, the numbers are respectively represented as:
the reference numerals are explained below:
1. a frame main body; 11. a front end beam; 12. a first stringer; 121. a limiting block; 122. a first positioning hole; 123. a first stringer web; 124. a first longitudinal beam upper wing plate; 125. a first longitudinal beam lower wing plate; 13. a second stringer; 131. a limiting hole; 132. a second positioning hole; 133. a second stringer web; 134. a second longitudinal beam upper wing plate; 14. a first beam (traction beam); 15. a second beam (traction beam); 16. a third cross member; 17. a traction part; 171. a tow pin; 172. a traction plate; 18 traction longitudinal beams; 181. an avoidance groove; 19. a guide cylinder;
2. a locking device; 21. a control lever; 211. a linkage plate; 2111. a linkage member; 22. a swing rod; a main rod 221; 222. a bolt; 23 operating a handle;
3. a travel stop; 31. and (7) mounting the plate.
Detailed Description
Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.
For further explanation of the principles and construction of the present invention, reference will now be made in detail to the preferred embodiments of the present invention, which are illustrated in the accompanying drawings.
Example 1
The utility model provides a frame, the scalable change of whole length of this frame is in order to adapt to the requirement of two kinds of different specification containers at least. Fig. 1 and 2 are schematic views of the frame in an extended state and a retracted state, respectively, and in an embodiment of the present invention, the frame includes a frame body 1 and a locking device 2.
Referring to fig. 1 and 2, the frame body 1 includes a front end beam 11 disposed at a front end, a first longitudinal beam 12 connected to the front end beam 11, a second longitudinal beam 13 for receiving the first longitudinal beam 12, and a plurality of cross beams located between the second longitudinal beams 13. In order to highlight the innovative points of the present application, in the drawings of the present embodiment, only the front section of the frame body 1 is shown, and the rear section of the frame body is omitted.
As shown in fig. 3, two first longitudinal members 12 are provided, and the front end portions thereof are connected to the front end member 11, and the two first longitudinal members 12 are symmetrically arranged in parallel with each other and are perpendicular to the front end member 11, respectively.
Referring to fig. 3 and 4, in the present embodiment, the first longitudinal beam 12 is composed of a web 123 on the left and right sides and an upper wing panel and a lower wing panel, and a cavity is formed in the middle, wherein as shown in fig. 4, the upper wing panel 124 of the first longitudinal beam 12 shown on the right side in the figure is bent from the web 123 on the right side, and the lower wing panel 125 of the first longitudinal beam 12 is bent from the web 123 on the left side. By providing two webs 123 on the first longitudinal beam 12, the structural strength of the first longitudinal beam 12 is more stable and stronger than a single-web structure. As shown in fig. 4, a plurality of first positioning holes 122 are spaced apart from each other on the beam body of the first longitudinal beam 12, and a limiting block 121 is disposed at a terminal portion of the first longitudinal beam 12, the limiting block 121 is disposed on an outer side of a web 123 of the first longitudinal beam (see fig. 3), and the overall limiting block 121 is a rectangular parallelepiped and protrudes from an outer surface of the web 123 of the first longitudinal beam. In addition, the shape of the stopper 121 is not limited to a rectangular parallelepiped, and may be a cube, a gear-shaped block, a cylinder, or the like that can achieve the same function.
As shown in fig. 5, in the present embodiment, the second side member 13 is disposed left and right on the vehicle frame at a position corresponding to the mounting position of the first side member 12. Between the second longitudinal beams 13 there are also arranged a towing section 17 for connecting the towing vehicle head and a number of cross beams between the second longitudinal beams 13.
The traction part 17 comprises a traction plate 172, two traction beams arranged on the traction plate 172 and two traction longitudinal beams 18, wherein the traction plate 172 is provided with a traction hole, the traction hole is provided with a traction pin 171, and the two traction beams are positioned at two sides of the traction hole. The plurality of cross beams includes two traction cross beams, which are a first cross beam 14 near the front end beam 11 and a second cross beam 15 disposed behind the traction hole, respectively, as shown in fig. 5. The plurality of beams further comprises a third beam 16 arranged behind the second beam 15.
As shown in fig. 6, in the present embodiment, the beam body portion of the second longitudinal beam 13 for receiving the first longitudinal beam 12 is composed of the web 133 on the left and right sides and the upper and lower wing plates, and the cross-sectional size of the cavity formed is larger than that of the first longitudinal beam 12 for receiving the first longitudinal beam 12. The second longitudinal beam 13 is provided with a second positioning hole 132 corresponding to the first positioning hole 122 of the first longitudinal beam 12 in shape and size on a web 133 for sleeving the beam body part of the first longitudinal beam 12, and the web 133 is further provided with a plurality of limiting holes 131.
In this embodiment, the first longitudinal beam 12 is slidable relative to the second longitudinal beam 13, as described above, and fig. 7 shows a perspective view of the first longitudinal beam 12 sleeved on the second longitudinal beam 13.
In the present embodiment, a sliding rail (not shown) is laid between two bottom surfaces of the first longitudinal beam 12 and the second longitudinal beam 13, which slide relative to each other, so as to reduce friction (not shown) between the first longitudinal beam 12 and the second longitudinal beam 13. By laying the sliding rail between the two bottom surfaces of the first longitudinal beam 12 and the second longitudinal beam 13 which slide relatively, the sliding friction between the two longitudinal beams is reduced, so that a user can conveniently pull the first longitudinal beam, the labor is saved, the operation burden of the user is lightened, and the phenomenon that the bottom surfaces of the two longitudinal beams directly rub against the bottom beam body to be damaged to influence the service life of the frame is avoided.
As shown in fig. 8, the locking device 2 in this embodiment includes a control rod 21 disposed between the two cross beams, a linkage plate 211 sleeved on the control rod 21, and two swing rods 22 movably connected to two ends of the linkage plate 211 respectively.
In the present embodiment, the swing link 22 includes a main lever 221 and an insertion portion 222, and the insertion portion 222 is detachably connected to the main lever 221. As shown in fig. 9, the main rod 221 of the swing link 22 is in a plate shape, the middle portion of the main rod is arched upward at two opposite ends, and an insertion portion 222 is provided at one end of the swing link 22 close to the second longitudinal beam 13, and the insertion portion 222 is shaped to match with the positioning holes of the first longitudinal beam 12 and the second longitudinal beam 13 so as to be inserted into the positioning holes to lock the first longitudinal beam 12 and the second longitudinal beam 13. In the present embodiment, one end of the main lever 221 near the second side member 13 and the insertion portion 222 are shown to be connected by bolts and nuts.
In this embodiment, a guide cylinder 19 is disposed at the position of the second positioning hole 132 of the second longitudinal beam 13, and the guide cylinder 19 is used for inserting the insertion portion 222 and limiting the insertion portion 222 in the second positioning hole 132, so that when the swing link 22 is retracted, the insertion portion 222 is pulled out from the second positioning hole 132, but a part of the insertion portion 222 remains in the guide cylinder 19, thereby avoiding that the insertion portion 222 cannot be aligned with the positioning hole in the next locking process, which results in a locking failure.
In the present embodiment, the insertion portion 222 is a pin.
In another embodiment, the swing link 22 includes a main lever and an insertion portion, and the main lever and the insertion portion are integrally formed.
In this embodiment, the linkage plate 211 includes two symmetrically arranged linkages 2111. As shown in fig. 8, two sides of each linkage 2111 are provided with hinged ends for connecting the swing link 22, the end of the swing link 22 away from the second longitudinal beam 13 is hinged with the two hinged ends on the same side, and the end of the swing link 22 away from the second longitudinal beam 13 is located between the two hinged ends.
In the present embodiment, as shown in fig. 9 and 10, the control rod 12 is a cylindrical rod, and the control rod 21 is rotatably mounted between the first cross member 14 and the second cross member 15 (i.e., the two traction cross members) in parallel with the second longitudinal member 13.
In another embodiment, the control rod may also be arranged as follows: a control lever is rotatably mounted parallel to the second longitudinal beam between the second transverse beam and a third transverse beam (not shown in the figures).
In another embodiment, the second positioning hole of the second longitudinal beam is opened in the web of the second longitudinal beam located between the second cross beam and the third cross beam, and the web of the side is further provided with a plurality of limiting holes. Correspondingly, the locking device is also arranged between the second cross beam and the third cross beam and comprises the control rod, a linkage plate sleeved on the control rod and two swing rods respectively movably connected with two ends of the linkage plate. The swing link includes a main lever and an insertion portion.
The position of the second positioning hole of the second longitudinal beam is provided with the guide cylinder, the guide cylinder can be used for inserting the inserting part and limiting the inserting part in the second positioning hole, so that when the swing rod is folded, the inserting part is pulled out of the second positioning hole, but part of the inserting part is remained in the guide cylinder, and the situation that the inserting part cannot be aligned with the positioning hole in the next locking process to cause locking failure is avoided.
In this embodiment, the locking device 2 further includes an operating handle 23 for a user to hold to rotate the control rod 21, and an end of the control rod 21 away from the linkage plate 211 is fixedly connected to the operating handle 23. The control lever 21 is conveniently operated by a user by providing an operating handle 23.
In this embodiment, the avoiding groove 181 is formed in the traction longitudinal beam 18, the swing link 22 extends from the hinged end of the linkage plate 211 to a direction perpendicular to the second longitudinal beam 13, passes through the avoiding groove 181 and can move back and forth in the avoiding groove 181, and the arrangement of the avoiding groove 181 prevents the swing link 22 from moving and interfering with the traction longitudinal beam 18 when moving.
In another embodiment, the control rod 21 is sleeved with bearings at its two ends to reduce friction (not shown) when the control rod 21 rotates.
In the present embodiment, as shown in fig. 9 and 10, the stroke block 3 is inserted into a stopper hole 131, and the stroke block 3 is fixed to the second side member 13 by the mounting plate 31. The limiting block 121 arranged close to the end position of the first longitudinal beam 12 can slide relative to the second longitudinal beam 13 along with the sliding of the first longitudinal beam 12. The plurality of limiting holes 131 on the outer side of the web 133 of the second longitudinal beam 13 are used for inserting the travel stop 3, and the travel stop 3 can be inserted into any one of the limiting holes 131 to limit the first longitudinal beam 12 from over-travel sliding when the limiting block 121 slides to the position of the travel stop 3, so that the first longitudinal beam 12 is prevented from falling off from the second longitudinal beam 13 due to the fact that the first longitudinal beam slides over the travel.
When the control rod 21 rotates, the linkage plate 211 is driven to rotate, so that the connection point of the swing rod 22 and the linkage plate 211 is lifted relative to the control rod 21, and the swing rod 22 is retracted or extended. As shown in fig. 9, when the connection point of the swing link 22 and the linkage plate 211 and the control rod 21 are located at the same horizontal plane, the swing link 22 is inserted into two corresponding positioning holes to lock the first longitudinal beam 12 and the second longitudinal beam 13, and as shown in fig. 10, when the connection point of the swing link 22 and the linkage plate 211 and the control rod 21 are located at different horizontal planes, the swing link 22 is retracted from the two corresponding positioning holes to enable the first longitudinal beam 12 and the second longitudinal beam 13 to slide relatively. The connection point of the swing link 22 and the linkage plate 211 is movably connected, in this embodiment, the connection point of the swing link 22 and the linkage plate 211 is a connection point where a hinged end of the linkage member 2111 of the linkage plate 211 and an end of the swing link 22 far away from the second longitudinal beam 13 are hinged to each other, and in addition, other movable connection modes can be adopted, which is not limited to this embodiment.
According to another aspect of the utility model, the utility model also provides a skeleton car. The framework vehicle comprises a frame with the structure and a travelling wheel arranged at the bottom of the frame.
When the two swing rods 22 of the frame locking device 2 are respectively retracted from the two corresponding positioning holes, the first longitudinal beam 12 and the second longitudinal beam 13 are in an unlocking state capable of sliding relatively, at the moment, the first longitudinal beam 12 can slide relative to the second longitudinal beam 13 to change the overall length of the frame, after the length of the frame is adjusted to meet the requirement, the control rod 21 is rotated to drive the linkage plate 211 to rotate, so that the connecting point of the swing rods 22 and the linkage plate 211 and the control rod 21 are positioned on the same horizontal plane, at the moment, the two swing rods 22 are respectively inserted into the two corresponding positioning holes to lock the first longitudinal beam 12 and the second longitudinal beam 13, at the moment, the positions of the first longitudinal beam 12 and the second longitudinal beam 13 are fixed, and the length adjustment of the frame is. The frame can realize the telescopic change of the length of the frame through the relative sliding of the first longitudinal beam 12 and the second longitudinal beam 13, the integral length of the frame is changed to meet the requirements of at least two containers with different specifications, and the loading flexibility of the frame vehicle is improved.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (13)
1. A vehicle frame, comprising:
the frame main body comprises a front end beam arranged at the front end, a first longitudinal beam connected with the front end beam, a second longitudinal beam used for being sleeved with the first longitudinal beam, and a plurality of cross beams positioned between the second longitudinal beams; the first longitudinal beam can slide and stretch relative to the second longitudinal beam, and the first longitudinal beam and the second longitudinal beam are provided with corresponding positioning holes;
the locking device comprises a control rod arranged between the two cross beams, a linkage plate sleeved on the control rod and two swing rods respectively movably connected with two ends of the linkage plate;
when the control rod rotates, the linkage plate is driven to rotate, so that the connecting point of the oscillating bar and the linkage plate is lifted relative to the control rod, the oscillating bar is retracted or extended, and when the connecting point of the oscillating bar and the linkage plate and the control rod are positioned on the same horizontal plane, the oscillating bar is inserted into two corresponding positioning holes to lock the first longitudinal beam and the second longitudinal beam; when the connecting point of the swing rod and the linkage plate and the control rod are positioned at different levels, the swing rod is retracted from the two corresponding positioning holes so that the first longitudinal beam and the second longitudinal beam can slide relatively.
2. The vehicle frame of claim 1 wherein said rocker arm has an insert portion at an end thereof adjacent said second side member, said insert portion being shaped to fit into said locating hole for locking said first and second side members.
3. The vehicle frame of claim 2, wherein the swing link includes a main link and the insert, the main link being integrally formed with the insert.
4. The frame of claim 2, wherein the swing link includes a main rod and the insertion portion, the insertion portion is a pin, and the insertion portion is detachably connected to the main rod.
5. The vehicle frame according to claim 1, wherein the linkage plate comprises two linkage members arranged symmetrically, two sides of each linkage member are provided with hinged ends for connecting the swing rod, the end part of the swing rod far away from the second longitudinal beam is hinged with the two hinged ends on the same side, and the end part is positioned between the two hinged ends.
6. The frame according to claim 1, comprising a traction part for connecting a traction vehicle head, wherein the traction part comprises a traction plate, two traction cross beams and two traction longitudinal beams, the two traction cross beams and the two traction longitudinal beams are arranged on the traction plate, the traction plate is provided with a traction hole, the two traction cross beams are arranged on two sides of the traction hole, the plurality of cross beams comprise the two traction cross beams, the two traction cross beams are respectively a first cross beam close to the front end beam and a second cross beam behind the traction hole, and the control rod is parallel to the second longitudinal beam and can be rotatably arranged between the first cross beam and the second cross beam.
7. The frame according to claim 1, wherein the frame comprises a traction part for connecting a traction vehicle head, the traction part comprises a traction plate, two traction cross beams and two traction longitudinal beams, the two traction cross beams and the two traction longitudinal beams are arranged on the traction plate, the traction plate is provided with a traction hole, the two traction cross beams are positioned on two sides of the traction hole, the cross beams comprise the two traction cross beams, the two traction cross beams are respectively a first cross beam close to the front end beam and a second cross beam arranged behind the traction hole, and the cross beams further comprise a third cross beam arranged behind the second cross beam; the control rod is rotatably arranged between the second cross beam and the third cross beam in parallel with the second longitudinal beam.
8. The frame according to claim 6, wherein an avoidance slot is formed in the traction longitudinal beam, and the swing rod extends from the linkage plate to the direction of the second longitudinal beam through the avoidance slot.
9. The frame of claim 1, wherein the locking device further comprises a handle grip for a user to hold to rotate the control rod, and an end of the control rod remote from the linkage plate is fixedly connected to the handle grip.
10. The vehicle frame of claim 1, wherein a sliding rail is laid between two bottom surfaces of the first longitudinal beam and the second longitudinal beam which slide relatively to each other to reduce friction between the first longitudinal beam and the second longitudinal beam.
11. The frame of claim 1, wherein a stop block is disposed near the distal end of the first longitudinal member, and the stop block is slidable with the first longitudinal member relative to the second longitudinal member; the outer side of the web plate of the second longitudinal beam is provided with a plurality of limiting holes for inserting the travel stop blocks, and the travel stop blocks are inserted into any one limiting hole to limit the first longitudinal beam to perform over-travel sliding when the limiting blocks slide to the travel stop blocks.
12. The vehicle frame of claim 2, wherein a guide cylinder is mounted at the positioning hole of the second longitudinal beam, the guide cylinder allowing the insertion portion to be inserted and restraining the insertion portion in the positioning hole of the second longitudinal beam so that a portion of the insertion portion remains in the guide cylinder when the swing link is retracted.
13. A frame vehicle comprising a frame as claimed in any one of claims 1 to 12 and road wheels provided on the bottom of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920523342.XU CN209870510U (en) | 2019-04-17 | 2019-04-17 | Frame and skeleton car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920523342.XU CN209870510U (en) | 2019-04-17 | 2019-04-17 | Frame and skeleton car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209870510U true CN209870510U (en) | 2019-12-31 |
Family
ID=68960515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920523342.XU Expired - Fee Related CN209870510U (en) | 2019-04-17 | 2019-04-17 | Frame and skeleton car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209870510U (en) |
-
2019
- 2019-04-17 CN CN201920523342.XU patent/CN209870510U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |