Utility model content
For solving the problems of the technologies described above, first object of the present utility model, for providing a kind of manhole of top cover, connects anti-joyride device between the cover plate of this manhole and base, when closing this manhole, cover plate and base are locked by this anti-joyride device, thus improve the safety of goods.Second object of the present utility model is for providing a kind of top cover being provided with this manhole.3rd object of the present utility model is for providing a kind of weigh bridge test car comprising this top cover.
In order to realize the first object of the present utility model, the utility model provides a kind of manhole of top cover, comprise the cover plate and base that cooperatively interact, also comprise the anti-joyride device be connected with described cover plate and described base, described anti-joyride device is for locking described cover plate and described base.
Alternatively, described anti-joyride device comprise be connected to described cover plate periphery the first jam plate, be connected to described base outer perimeter and the second jam plate coordinated with described first jam plate and the attaching parts being connected described first jam plate and described second jam plate.
Alternatively, described anti-joyride device also comprises self-plugging rivet, and described first jam plate and described second jam plate are riveted by described self-plugging rivet, and described self-plugging rivet is described attaching parts.
In order to realize the second object of the present utility model, the utility model provides a kind of top cover of rolling stock, and described top cover is provided with some manholes, and each described manhole is above-described manhole.Because described manhole has above-mentioned technique effect, the top cover being provided with described manhole also has corresponding technique effect.
Alternatively, each described manhole is located at the end of described top cover.
Alternatively, described top cover is provided with some carlines, and each described carline is channel-section steel.
Alternatively, also comprise some suspension hooks for mobile described top cover, described carline offers some through holes, and described suspension hook through described through hole, and is fixed with described carline and described top cover.
In order to realize the 3rd object of the present utility model, the utility model provides a kind of weigh bridge test car, and comprise car body and be located at the top cover on described car body top, described top cover is above-described top cover.Because described top cover has above-mentioned technique effect, the described weigh bridge test car comprising described top cover also has corresponding technique effect.
Detailed description of the invention
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to accompanying drawing 1-6, wherein, Fig. 1 provides by the utility model the structural representation of top cover; Fig. 2 is the birds-eye view of Fig. 1; Fig. 3 is the lateral plan of Fig. 1; Fig. 4 is the structural representation of manhole in Fig. 1; Fig. 5 is the birds-eye view of Fig. 4; Fig. 6 is the partial enlarged drawing of I part in Fig. 4.
In a kind of specific embodiment, the utility model provides a kind of manhole 2 of top cover 1, this manhole 2 comprises the cover plate 21 and base 22 that cooperatively interact, also comprises the anti-joyride device 23 be connected with cover plate 21 and base 22, and this anti-joyride device 23 is for locking cover plate 21 and base 22.
In existing weigh bridge test car manhole structure, conveniently open, between cover plate and base, any connection structure is not set, therefore anyly can open this manhole per capita and enter vehicle body, there is stolen risk in the goods of vehicle body, makes the safety of this weigh bridge test car lower.
Manhole 2 in the present embodiment is provided with anti-joyride device 23, and this anti-joyride device 23 is connected to cover plate 21 and base 22.When needs use this manhole 2, first operate this anti-joyride device 23, cover plate 21 and base 22 are unlocked, and namely staff enters vehicle body by this manhole 2 and carries out operation; When not needing to use this manhole 2, locked by this anti-joyride device 23 between cover plate 21 and base 22, the goods of vehicle body is closed, thus ensure the safety of goods.
Particularly, as Figure 4-Figure 6, this anti-joyride device 23 comprise be connected to cover plate 21 periphery the first jam plate 231, be connected to base 22 periphery and the second jam plate 232 coordinated with the first jam plate 231 and the attaching parts being connected the first jam plate 231 and the second jam plate 232.
When not needing to use this manhole 2, the first jam plate 231 and the second jam plate 232 are locked by attaching parts, and then cover plate 21 and base 22 are fixed, and the goods in car body is closed, and realizes the anti-theft feature of this manhole 2.When needs use this manhole 2, first above-mentioned attaching parts is opened, thus the first jam plate 231 and the second jam plate 232 are unlocked, can be movable relatively between cover plate 21 and base 22.Particularly, during unlatching, cover plate 21 rotates around being connected to the S. A. 24 of cover plate 21 with base 22, and this manhole 2 is opened, and staff enters vehicle body by this manhole 2.
Particularly, the first jam plate 231 can weld with the periphery of cover plate 21 and base 22 respectively with the second jam plate 232.Certainly, also can adopt other connection mode that this area is conventional, be not construed as limiting herein.
Further, this anti-joyride device 23 also comprises self-plugging rivet 233, and the first jam plate 231 and the second jam plate 232 are riveted by self-plugging rivet 233, and this self-plugging rivet 233 is above-mentioned attaching parts.
Particularly, the first jam plate 231 and the second jam plate 232 offer mutually through rivet hole, during riveted joint, rivet mandrel is pulled by special-purpose rivet rifle, rivet body is expanded, thus makes this self-plugging rivet 233 be located at rivet hole, realize the connection of the first jam plate 231 and the second jam plate 233.When opening this manhole 2, the above-mentioned self-plugging rivet 233 of artificial destruction, makes cover plate 21 can rotate relative to base 22.
Certainly, in the present embodiment, two jam plates are not limited in and are realized by riveted joint, also can adopt other connection structure that this area is conventional, and such as bolt connects, joggle or by by the mode such as in the mounting hole of lock insertion two jam plate, is not construed as limiting herein.
Further, in embodiment as shown in Figure 5, this manhole 2 is provided with 2 anti-joyride devices 23 along the periphery of its cover plate 21 and base 22, thus makes the connection of cover plate 21 and base 22 more fastening.Certainly, the number of this anti-joyride device 23 is not limited in this, can be set to any number according to actual needs, specifically be not construed as limiting.
The utility model also provides a kind of top cover of weigh bridge test car, and as Figure 1-3, this top cover 1 is provided with some manholes 2, and wherein, each manhole 2 is the manhole 2 described in above any embodiment.Because manhole 2 has above-mentioned technique effect, the top cover 1 being provided with this manhole 2 also has corresponding technique effect, repeats no more herein.
Particularly, as shown in Figure 2, each manhole 2 is located at the end of top cover 1.
Existing manhole is arranged at the middle part of roof usually, during use, staff by the staircase of roof end to roof, and the people hole site of middle part roof is run to by end roof, the structures such as any safety rail or railing are not set due to roof, make to there is potential safety hazard in staff's walking process, and reduce work efficiency.
Manhole 2 in the present embodiment is located at the end of weigh bridge test car top cover 1, and during use, staff's shorter distance that only needs to walk can arrive the position of manhole 2, thus safety when improving operated by personnel, and improve the efficiency of operating process.
In embodiment shown in Fig. 1-3, the transverse ends portion (left and right directions shown in Fig. 2) of weigh bridge test car top cover 1 is respectively equipped with above-mentioned manhole 2, certainly, the setting position of manhole 2 is not limited in this, and manhole 2 also can be located at longitudinal both ends (above-below direction shown in Fig. 2) of top cover 1.In addition, the magnitude setting of manhole 2 is also not limited in this, can be set to any number according to actual needs, be not construed as limiting herein.
In addition, as shown in Figure 2, top cover 1 is also provided with some carlines 3, and each carline 3 is clod wash channel-section steel.
Certainly, the carline 3 in the present embodiment is not limited in and adopts channel-section steel structure, also can be other structures such as angle steel, but when carline 3 adopts channel-section steel, the intensity of this top cover 1 is higher, thus improves its service life.
Please continue to refer to the structural representation that accompanying drawing 7, Fig. 7 is suspension hook in Fig. 1.
Particularly, this top cover 1 also comprises some suspension hooks 4 for mobile top cover 1, and carline 3 offers some through holes, and each suspension hook 4 is through corresponding through hole, and this suspension hook 4 interfixes with carline 3 and top cover 1 three.In embodiment shown in Fig. 1, suspension hook 4 through the through hole of carline 3, and welds with carline 3 and top cover 1.
Top cover 1 is flexibly connected with side wall, headwall, when needs handling goods or counterweight, is moved by top cover 1 by each suspension hook 4 on top cover 1, makes goods or counterweight to hang in from car body upper vertical or to hang out, conveniently assemble and disassemble.
In existing weigh bridge test car, suspension hook is directly welded in weigh bridge test car roof, and when moving roof by suspension hook, suspension hook and roof commissure exist the risk of tearing, and make weigh bridge test car roof strength lower.And in the embodiment shown in Fig. 1, in carline 3 perforate of suspension hook 4 by place, suspension hook 4, carline 3 are welded with top cover 1 three, thus the phenomenon that when avoiding lifting top cover 1, commissure is torn, improve the intensity of this weigh bridge test car top cover 1.
In addition, because carline 3 adopts channel-section steel structure, during lifting, can further improve the intensity of top cover 1, and prevent it to be out of shape.
Certainly, the connection mode of suspension hook 4 and carline 3 and top cover 1 is not limited in welds, also other connection mode that this area is conventional can be adopted, such as, suspension hook 4 end is with screw rod, carline 3 and top cover 1 offer the tapped bore suitable with screw rod, thus suspension hook 4 is connected with carline 3 and top cover 1 bolt.Therefore, suspension hook 4 is not construed as limiting with the connection mode of carline 3 and top cover 1.
The utility model also provides a kind of weigh bridge test car, and comprise car body and be located at the top cover 1 on car body top, wherein, top cover 1 is the top cover 1 described in above any embodiment.Because top cover 1 has above-mentioned technique effect, the weigh bridge test car with this top cover 1 also has corresponding technique effect, repeats no more herein.
Above a kind of weigh bridge test car provided by the utility model, top cover and manhole are all described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.