CN217623510U - Be convenient for connect trailer roof - Google Patents

Abstract

The utility model relates to a be convenient for connect trailer roof, it includes body and locking coupling mechanism, the body includes outer sleeve and inner skleeve, outer sleeve and inner skleeve sliding connection, locking coupling mechanism includes spliced pole, locking post and locking piece, spliced pole and locking post separation set up, the spliced pole is used for the fixed connection trailer, the locking post can be dismantled and connect on the outer sleeve, the locking piece is used for linking to each other spliced pole and locking post and carries out the position locking. This application connection structure is simple, lets the staff installation and dismantles labour saving and time saving, can promote work efficiency.

Description

Be convenient for connect trailer roof

Technical Field

The present application relates to the field of portable trailer tops, and more particularly to a convenient-to-connect trailer top.

Background

With the popularization of vehicles, the trailer roof has been widely used to support trailers when the trailers are disconnected and connected to tractors, and with the increasing frequency of use, the demand for the trailer roof is increasing.

Most of trailer roof connecting mechanisms on the market are connected with the trailer through bolts, so that time and labor are wasted during assembly and disassembly, the workload of workers is increased, and the working efficiency is greatly reduced.

The applicant has appreciated that there is room for improvement in the inconvenient mounting and dismounting of a trailer roof.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the installation and the disassembly of the trailer top and improve the working efficiency of workers, the trailer top is convenient to connect.

The application provides a be convenient for connect trailer roof adopts following technical scheme:

the utility model provides a be convenient for connect trailer roof, includes body and locking coupling mechanism, the body includes outer sleeve and inner skleeve, outer sleeve and inner skleeve sliding connection, locking coupling mechanism includes spliced pole, locking post and locking piece, spliced pole and locking post separation set up, the spliced pole is used for the fixed connection trailer, the locking post can be dismantled and connect on the outer sleeve, the locking piece is used for linking to each other spliced pole and locking post and carries out the position locking.

Through adopting above-mentioned technical scheme, when the trailer top uses on being fixed in the trailer with the spliced pole earlier, establish the locking post cover outside the spliced pole again, lock spliced pole and locking post through the locking piece, can easily realize that the trailer top links to each other with the trailer.

Preferably, the locking piece includes a locking bolt, be equipped with the jack on the locking post, the spliced pole is equipped with the locking hole, locking bolt pass through the jack with the locking hole is pegged graft.

By adopting the technical scheme, the locking bolt penetrates through the jack and is inserted into the corresponding locking hole, so that the positions of the locking column and the connecting column can be locked and can not rotate relatively, and the position of the trailer roof is fixed.

Preferably, the locking piece still includes rectangle frame and elastic component, the rectangle frame set up in the locking post sets up the one side of jack, the dead bolt with rectangle frame sliding connection, the elastic component set up in the rectangle frame with between the dead bolt, the elastic component makes the dead bolt has the trend of moving towards jack one side.

Through adopting above-mentioned technical scheme, keep away from the one end fixed connection of spliced pole with elastic component one end and rectangle frame, the other end and locking bolt fixed connection, under the elastic component natural state, the effect that locking bolt received the elastic component elasticity has the trend of moving towards spliced pole one end to avoid locking bolt to break away from with the locking column automatically in the use.

Preferably, the locking hole is a plurality of, and is a plurality of the locking hole is followed the spliced pole circumference sets up, dead bolt and locking hole grafting.

Through adopting above-mentioned technical scheme, when the trailer top is installed on the trailer, it has the use and accomodates two kinds of states, and during the use, the trailer top is vertical in ground for the trailer top supports the trailer, and when accomodating, trailer top support piece breaks away from ground, makes support piece not contact with ground, so circumference sets up a plurality of locking holes, can make the lock column rotate for the spliced pole, so that the trailer top is changed in two kinds of states.

Preferably, be equipped with the bolt on the locking coupling mechanism, the spliced pole is equipped with the through-hole that supplies the bolt to run through radially relatively, the locking post corresponds the through-hole and is equipped with two arc rotation grooves about locking post axis symmetry, the arc rotates the both ends in groove and is located same axis with two adjacent locking hole respectively, just the arc that the radian of arc rotation groove corresponds is the radian of two adjacent locking holes, the bolt passes two corresponding arc rotation grooves.

By adopting the technical scheme, the bolt passes through the arc-shaped rotating groove and is connected with the through hole in an inserting mode, the locking column can also be rotated without pulling out the bolt, and the two ends of the arc-shaped rotating groove and the two adjacent locking holes are located on the same axis, so that the locking bolt can be quickly aligned to the adjacent locking holes when the position of the body is adjusted.

Preferably, the bolt is equipped with the locating part, the one end that the locating part was kept away from to the bolt is equipped with the card ball, the bolt is equipped with the recess that is used for holding the card ball, be equipped with the elastic component between card ball and the recess, the card ball is at the effect partial protrusion groove surface of elastic component.

Through adopting above-mentioned technical scheme, under the elastic action of elastic component, the part of card ball protrusion recess surface can make the bolt spacing on the spliced pole under the effect of card ball.

Preferably, an anti-theft lock is further arranged at one end, close to the clamping ball, of the bolt, and the anti-theft lock is used for locking the bolt and preventing the bolt from being separated from the connecting column.

Through adopting above-mentioned technical scheme, when the trailer top does not use, the user can be through the pickproof lock with the bolt locking to prevent that the trailer top from losing.

Preferably, the body further comprises a support member, and the support member is detachably connected with the inner sleeve.

Through adopting above-mentioned technical scheme, let support piece support in ground when trailer top uses, and because the environment is different, set up support piece and can dismantle to connect and just can make things convenient for support piece to combine different environment to replace in the inner skleeve.

Preferably, the outer sleeve links to each other one side surface with the locking post and is equipped with along outer sleeve length direction's projection, the locking post is equipped with the steelframe of centre gripping in the projection towards the one end of projection, the steelframe links to each other with the locking post is fixed, and can dismantle and connect on the projection.

Through adopting above-mentioned technical scheme, the setting of protruding post can prevent that the locking post from taking place the rotation in a circumferential direction in vertical direction when trailer top uses to avoid the locking post to rotate the back and lead to locking post and spliced pole butt joint back, the condition that locking bolt can't be aimed at with the locking hole takes place.

Preferably, a sealing cover is arranged at the top end of the outer sleeve to enclose a cavity with the outer sleeve.

By adopting the technical scheme, the driving piece inside the outer sleeve can be sealed by the sealing cover, the internal structure of the trailer top is protected, and the phenomenon that sewage, soil and the like enter the trailer top to cause corrosion of internal components is avoided.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the design of the connecting column, the locking column and the locking piece of the locking connecting mechanism, the connecting column and the locking column can be separated, the connecting column and the locking column are locked through the locking piece, and the top of the trailer can be easily installed;

2. the design of the locking hole can enable the trailer top body to rotate, so that the trailer top can be conveniently converted between a use state and a storage state;

3. the design of pickproof lock can make the bolt position locking to the position of fixed locking post and spliced pole prevents that the trailer top from losing.

Drawings

Fig. 1 is a schematic structural diagram of the present application.

Fig. 2 is a schematic view of the structure of the lock connection mechanism.

Figure 3 is a schematic view of the connection of the locking connection to the body.

Fig. 4 is a schematic cross-sectional view of the internal drive of the present application.

Description of reference numerals: 1. a body; 11. an outer sleeve; 111. a convex column; 12. an inner sleeve; 13. a support member; 131. a roller; 132. a wheel fork; 2. a locking connection mechanism; 21. connecting columns; 211. a through hole; 212. a locking hole; 22. a locking post; 221. an arc-shaped rotating groove; 222. a jack; 23. a locking member; 231. locking the bolt; 2311. a handle; 232. a rectangular frame; 233. an elastic member; 24. a bolt; 241. blocking the ball; 242. a limiting member; 3. a drive member; 31. a handle; 32. a gear shaft; 321. a gear shaft sleeve; 33. a first gear; 331. a first gasket; 34. a second gear; 342. a second gasket; 341. a screw rod; 35. a baffle plate; 36. a bearing; 361. a bearing spacer; 37. a nut; 371. a nut washer; 4. a steel frame; 5. a closure cap; 6. an anti-theft lock.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses be convenient for connect trailer roof, as shown in fig. 1, including body 1 and locking coupling mechanism 2, locking coupling mechanism 2 includes spliced pole 21, locking post 22 and locking piece 23, spliced pole 21 links to each other with the trailer is fixed, and locking post 22 links to each other with body 1 is fixed, overlaps locking post 22 and establishes outside spliced pole 21 during the use, locks spliced pole 21 and locking post 22 through locking piece 23, and the trailer roof can easily link to each other with the trailer.

As shown in fig. 1, the body 1 comprises an outer sleeve 11, an inner sleeve 12 and a support 13, wherein the inner sleeve 12 is sleeved inside the outer sleeve 11 and is fixedly connected with the support 13. The support member 13 includes a fork 132 detachably provided at one end of the inner sleeve 12 and rollers 131 rotatably provided on the fork 132. In use, the roller 131 is supported on the ground, the roller 131 can be moved conveniently, and the supporting member 13 can be replaced by a flat plate in combination with different environments, and the supporting member 13 with the roller 131 is shown in the figure.

As shown in fig. 2, the locking member 23 includes a locking bolt 231, the insertion hole 222 is formed on the locking post 22, a rectangular bracket 232 protruding from the surface of the locking post 22 is further formed on the side of the locking post 22 where the insertion hole 222 is formed, and the locking bolt 231 is inserted into the locking post 22 through the rectangular bracket 232 and the insertion hole 222. In order to facilitate pulling the locking bolt 231, a handle 2311 with a limiting column is fixedly arranged at one end of the locking bolt 231, and the handle 2311 is arranged on one side, far away from the locking column 22, of the rectangular frame 232. In order to avoid that the locking bolt 231 is automatically separated from the locking post 22 in the using process, an elastic member 233 is arranged on the locking bolt 231, and the elastic member 233 may be a compression spring, an extension spring, or the like, the compression spring is shown in the embodiment of the application, one end of the compression spring is fixedly connected with one end of the rectangular frame 232 away from the connecting post 21, and the other end of the compression spring is fixedly connected with the locking bolt 231, under the natural state of the compression spring, the locking bolt 231 has a tendency of moving towards one end of the connecting post 21 under the action of the elastic force of the compression spring, four locking holes 212 are uniformly arranged on the connecting post 21 in the circumferential direction, and the locking bolt 231 is inserted into the corresponding locking holes 212 on the connecting post 21. When the trailer roof needs to be detached from the trailer, the locking bolt 231 moves towards the end far away from the connecting column 21 by pulling the handle 2311, so that the locking bolt 231 is separated from the locking hole 212, and then the body 1 is moved to separate the locking column 22 from the connecting column 21. When the trailer top is installed on the trailer, the trailer top has two states of use and storage, when in use, the trailer top is vertical to the ground, so that the trailer top supports the trailer, and when in storage, the trailer top support 13 is separated from the ground, so that the support 13 is not contacted with the ground; when it is desired to change the working state of the trailer roof, the handle 2311 is pulled to move the dead bolt 231 toward the end away from the connecting column 21, so that the dead bolt 231 is disengaged from the locking hole 212, then the body 1 is rotated to align the dead bolt with the adjacent locking hole 212, and then the handle 2311 is released to allow the dead bolt 231 to be inserted into the locking hole 212 again.

As shown in fig. 2, in order to quickly align the locking bolts 231 with the adjacent locking holes 212 when adjusting the position of the body 1, the locking connection mechanism 2 is provided with bolts 24, and through holes 211 for the bolts 24 to pass through are radially and oppositely arranged at one end of the connection column 21 close to the steel frame 4, in the embodiment of the present application, four through holes 211 are arranged in parallel with the locking holes 212 in a one-to-one correspondence; two opposite arc-shaped rotating grooves 221 are formed in the locking column 22, the bolt 24 penetrates through the two corresponding arc-shaped rotating grooves 221, two ends of each arc-shaped rotating groove 221 and the two adjacent locking holes 212 are located on the same axis respectively, and the circle corresponding to the radian of each arc-shaped rotating groove 221 is 360 degrees. When the body 1 needs to be rotated, the handle 2311 is pulled to move the locking bolt 231 toward the end away from the connecting column 21, so that the locking bolt 231 is separated from the locking hole 212, and then the body 1 is rotated, when the bolt 24 abuts against the other end of the arc-shaped rotating groove 221, a user can know that the locking bolt 231 is aligned with another adjacent locking hole 212, and the locking bolt 231 can be inserted into the locking hole 212 after the handle 2311 is released.

As shown in fig. 3, the pin 24 is provided with a limiting member 242, and the limiting member 342 shown in the embodiment of the present application is a rotating ring. In order to prevent the trailer top from being lost, the end, far away from the swivel, of the bolt 24 is also provided with the anti-theft lock 6, the anti-theft lock 6 can be a lock body which is arranged independently, the bolt 24 is provided with a lock hole for the anti-theft lock 6 to pass through, and a user can directly lock the anti-theft lock 6 in the lock hole; the anti-theft lock 6 can also be a lock body arranged on the bolt 24, the lock body is arranged inside the bolt 24, and a user can lock or unlock the anti-theft lock 6 through the rotation of a key. In order to facilitate pulling the bolt 24, the bolt 24 is provided with a swivel, and when the trailer is placed on the vertical ground, the swivel is located above the connecting column 21 after the bolt 24 is inserted into the connecting column 21 through the arc-shaped rotating groove 221. In order to prevent the plug pin 24 from being separated from the connecting column 21 and the locking column 22, a clamping ball 241 is arranged at one end of the plug pin 24, which is far away from the rotating ring, a groove for accommodating the clamping ball 241 is arranged corresponding to the clamping ball 241, and an elastic piece is arranged between the clamping ball 241 and the groove, and under the elastic force of the elastic piece, part of the clamping ball 241 protrudes out of the surface of the groove, so that the plug pin 24 is limited on the connecting column 21 under the action of the rotating ring and the clamping ball 241.

As shown in fig. 3, a convex column 111 along the length direction of the outer sleeve 11 is disposed on the surface of one side of the outer sleeve 11 connected to the locking column 22, a steel frame 4 clamped on the convex column 111 is disposed at one end of the locking column 22 facing the convex column 111, the steel frame 4 is fixedly connected to the locking column 22, and the two bolts distributed at two ends of the steel frame 4 are detachably connected to the convex column 111. The setting of projection 111 can prevent that locking post 22 from taking place the rotation of circumference in vertical direction when the trailer top uses to avoid locking post 22 to lead to locking post 22 and spliced pole 21 to dock the back after rotating, the condition that dead bolt 231 can't aim at with locking hole 212 takes place. Steelframe 4 can be dismantled and connect in projection 111 is in order to be convenient for dismantle locking post 22 alone and change when the damage appears in locking post 22, practices thrift the cost.

As shown in fig. 4, the main body 1 is provided with a driving member 3, the driving member 3 includes a handle 31 disposed on the outer side wall above the outer sleeve 11, a gear shaft 32, a first gear 33 and a second gear 34, the first gear 33 is coaxially fixed with the gear shaft 32 and is disposed on the upper end of the outer sleeve 11, one end of the gear shaft 32 penetrates through the side wall of the outer sleeve 11 and is fixedly connected with the handle 31, and the other end is rotatably connected with the side wall of the outer sleeve 11. The second gear 34 is a bevel gear located below the first gear 33 and meshed with the first gear 33, and the rocking handle 31 rotates the gear shaft 32 to rotate the first gear 33, so as to rotate the second gear 34. In order to make the handle 31 drive the first gear 33 to rotate and the first gear 33 drive the second gear 34 to rotate stably without shaking, a first pad 331 is disposed on one side of the first gear 33 close to the handle 31, and a second pad 342 is disposed on one end of the second gear 34 far from the first gear 33. In order to ensure that the first gear 33 does not move on the gear shaft 32 and that the first gear 33 and the second gear 34 are always engaged during rotation, a gear shaft sleeve 321 is provided at an end of the gear shaft 32 remote from the first spacer 331.

As shown in fig. 4, a lead screw 341 is disposed at an end of the second gear 34 away from the first gear 33, a blocking piece 35 is fixedly disposed below the outer sleeve 11 below the second gear 34, the lead screw 341 penetrates through the blocking piece 35 and is coaxially and fixedly connected with the second gear 34, the lead screw 341 is further connected with a bearing 36, an inner ring of the bearing 36 is fixedly connected with the lead screw 341, a bearing gasket 361 is disposed between an outer ring of the bearing 36 and the blocking piece 35, and the bearing gasket 361 is fixed with the outer ring of the bearing 36 and is fixed with the blocking piece 35. The screw 341 is rotatably connected to the baffle 35 via the bearing 36, and the bearing 36 can effectively reduce the friction between the screw 341 and the baffle 35, thereby ensuring that the screw 341 rotates smoothly along with the second gear 34. The nut 37 is fixedly connected to one end, facing the baffle 35, of the inner sleeve 12, the nut spacer 371 is arranged between the nut 37 and the baffle 35, the lead screw 341 is in threaded connection with the nut 37, the rigid contact force between the nut 37 and the inner sleeve 12 is reduced through the nut spacer 371, and meanwhile the situation that the nut 37 is installed loosely on the inner sleeve 12 due to rotation of the lead screw 341 can be effectively prevented. When the handle 31 is rotated to make the gear shaft 32 drive the first gear 33 to rotate, and further drive the second gear 34 to rotate, and the second gear 34 drives the lead screw 341 to rotate, the lead screw 341 rotates relative to the inner sleeve 12 and moves relative to the nut 37, so that the stop piece 35 drives the lead screw 341 to move, thereby realizing the sliding of the outer sleeve 11 relative to the inner sleeve 12, and thus enabling the trailer to be jacked up by the trailer.

As shown in fig. 4, in order to protect the internal structure of the trailer roof and prevent the inside components from being corroded due to the sewage, mud, etc. entering the trailer roof, a closing cap 5 is provided on the top of the outer sleeve 11 to seal the driving member 3 inside the outer sleeve 11.

The implementation principle of the embodiment of the application for conveniently connecting the trailer top is as follows: when the trailer top is used, the connecting column 21 is fixed on a trailer, the handle 2311 is pulled to compress the compression spring to enable the locking bolt 231 to be far away from the locking column 22, the locking column 22 is sleeved outside the connecting column 21, the locking column 22 is rotated to enable the arc-shaped rotating groove 221 to be aligned with the corresponding through hole 211 in the connecting column 21, the handle 2311 is loosened to enable the compression spring to reset to drive the locking bolt 231 to reset and penetrate through the corresponding locking hole 212 to lock the position, the bolt 24 penetrates through the arc-shaped rotating groove 221 and is inserted into the through hole 211 opposite to the connecting column 21, and the connecting column 21 and the locking column 22 cannot rotate relatively. The handle 31 is shaken to drive the gear shaft 32 to rotate, the gear shaft 32 drives the first gear 33 to rotate, and then drives the second gear 34 meshed with the first gear 33 to rotate, so that the lead screw 341 coaxially and fixedly connected with the second gear 34 rotates, the lead screw 341 rotates relative to the inner sleeve 12 and moves relative to the nut 37, the stop piece 35 drives the lead screw 341 to move, and further drives the outer sleeve 11 to slide relative to the inner sleeve 12, so that the trailer is jacked up by the trailer. When the trailer top is not used, the trailer top can be placed parallel to the ground, the bolt 24 does not need to be pulled out, the locking bolt 231 only needs to be pulled out to be away from the locking column 22, and the locking column 22 is rotated to enable the locking bolt 231 to pass through the adjacent locking hole 212 for position locking, namely, the trailer top placing position can be changed. When the trailer top and the trailer are separated, the connecting column 21 fixed on the trailer is not required to be detached, and the trailer top can be detached easily by pulling out the locking bolt 231 and keeping away from the locking column 22 and pulling out the bolt 24, so that the operation is more convenient.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a be convenient for connect trailer roof which characterized in that: including body (1) and locking coupling mechanism (2), body (1) includes outer sleeve (11) and inner sleeve (12), outer sleeve (11) and inner sleeve (12) sliding connection, locking coupling mechanism (2) are including spliced pole (21), locking post (22) and locking piece (23), spliced pole (21) and locking post (22) separation set up, spliced pole (21) are used for the fixed connection trailer, locking post (22) can be dismantled and connect on outer sleeve (11), locking piece (23) are used for linking to each other spliced pole (21) and locking post (22) and carry out the position locking.

2. A trailer top facilitating attachment as claimed in claim 1, wherein: the locking piece (23) comprises a locking bolt (231), a jack (222) is arranged on the locking column (22), a locking hole (212) is formed in the connecting column (21), and the locking bolt (231) is inserted into the locking hole (212) through the jack (222).

3. A trailer top facilitating attachment as claimed in claim 2, wherein: the locking piece (23) further comprises a rectangular frame (232) and an elastic piece (233), the rectangular frame (232) is arranged on one side of the locking column (22) where the insertion hole (222) is arranged, the locking bolt (231) is in sliding connection with the rectangular frame (232), the elastic piece (233) is arranged between the rectangular frame (232) and the locking bolt (231), and the elastic piece (233) enables the locking bolt (231) to have a tendency of moving towards one side of the insertion hole (222).

4. A trailer top for facilitating attachment thereto as claimed in claim 2, wherein: the number of the locking holes (212) is multiple, the locking holes (212) are arranged along the circumferential direction of the connecting column (21), and the locking bolt (231) is inserted into the locking holes (212).

5. A trailer top for facilitating connection thereto according to claim 4, wherein: be equipped with bolt (24) on locking coupling mechanism (2), spliced pole (21) are radial to be equipped with through-hole (211) that supplies bolt (24) to run through relatively, locking post (22) correspond through-hole (211) and are equipped with two arc rotation groove (221) about locking post (22) axis symmetry, the both ends of arc rotation groove (221) are located the same axis with two adjacent locking hole (212) respectively, just the arc rotates the radian that the radian of groove (221) corresponds circularly is two adjacent locking hole (212), bolt (24) pass two corresponding arc rotation groove (221).

6. A trailer top facilitating attachment according to claim 5, wherein: bolt (24) are equipped with locating part (242), the one end that locating part (242) were kept away from in bolt (24) is equipped with card ball (241), bolt (24) are equipped with the recess that is used for holding card ball (241), be equipped with the elastic component between card ball (241) and the recess, card ball (241) bulge groove surface under the effect of elastic component.

7. A trailer top for facilitating connection thereto according to claim 6, wherein: the anti-theft lock is characterized in that an anti-theft lock (6) is further arranged at one end, close to the clamping ball (241), of the bolt (24), and the anti-theft lock (6) is used for locking the bolt (24) to prevent the bolt (24) from being separated from the connecting column (21).

8. A trailer top facilitating attachment as claimed in claim 1, wherein: the body (1) further comprises a support (13), and the support (13) is detachably connected with the inner sleeve (12).

9. A trailer top for facilitating attachment thereto according to claim 1, wherein: outer sleeve (11) and locking post (22) link to each other one side surface and are equipped with along outer sleeve (11) length direction's projection (111), locking post (22) are equipped with centre gripping steelframe (4) in projection (111) towards the one end of projection (111), steelframe (4) link to each other with locking post (22) are fixed, and can dismantle to connect on projection (111).

10. A trailer top for facilitating attachment thereto according to claim 1, wherein: the top end of the outer sleeve (11) is provided with a sealing cover (5) which encloses a cavity with the outer sleeve (11).

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