Low flatbed semitrailer with detachable cargo fixing structure

Abstract

The utility model relates to the field of low flatbed semitrailers, and discloses a low flatbed semitrailer with a detachable cargo fixing structure, which comprises a semitrailer body and a fixing device, the fixing device is arranged at the rear end of the semitrailer body, the front ends of two sides of the semitrailer body are respectively and fixedly connected with a shell, and the shell is provided with a detachable cargo fixing structure. The front sides of the top ends of the two shells are fixedly connected with motors correspondingly, the other ends of the two protective nets are fixedly connected with clamping blocks correspondingly, the rear ends of the two sides of the top end of the vehicle body are fixedly connected with fixing rods correspondingly, the fixing device comprises a plurality of first supporting frames, and the first supporting frames are slidably connected with the rear sides of the top end of the vehicle body correspondingly. According to the low flatbed semitrailer with the detachable cargo fixing structure, the fixing device is arranged at the top end of the semitrailer body, the cargoes are preliminarily fixed, meanwhile, the protective nets capable of being stored are arranged on the two sides of the semitrailer body, the two sides of the semitrailer body are effectively protected, and the cargoes are prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the field of low-bed semi-trailers, in particular to a low-bed semi-trailer with a detachable cargo fixing structure. Background Art

[0002] A low bed semi-trailer is a heavy-duty freight transport tool, usually used for the transportation of long distances or large cargoes. The low bed semi-trailer design usually adopts a fixed cargo fixing structure, such as a steel cable or a fixed bracket, to securely fix the cargo on the vehicle body.

[0003] Although the prior art fixes the cargo directly on the carriage and uses steel cables or the like to fix the cargo, the operation is relatively complicated when fixing the cargo, and the cargo is easily dropped during transportation, which results in certain dangers in the cargo transportation process. Therefore, those skilled in the art provide a low-bed trailer with a detachable cargo fixing structure to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a low-bed semi-trailer with a detachable cargo fixing structure. The utility model provides a low-bed semi-trailer with a detachable cargo fixing structure. A fixing device is arranged on the top of the vehicle body to initially fix the cargo. At the same time, a retractable protective net is arranged on both sides of the vehicle body to effectively protect both sides of the vehicle body and prevent the cargo from falling.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a low-bed semi-trailer with a detachable cargo fixing structure, comprising a vehicle body and a fixing device, wherein the fixing device is arranged at the rear end of the vehicle body, the two sides of the vehicle body are respectively fixedly connected with shells at the front end, the top ends of the two shells are respectively fixedly connected with motors at the front end, the two inner side walls of the two shells are respectively rotatably connected with rotating shafts at the front end, the two side walls of the rotating shafts are respectively fixedly connected with protective nets, the other ends of the two protective nets are respectively fixedly connected with clamping blocks, the two sides of the top end of the vehicle body are respectively fixedly connected with fixing rods at the rear end, and the two fixing rods are respectively provided with grooves on the side away from the middle of the vehicle body, and the fixing device comprises a plurality of first support frames, and the plurality of the first support frames are respectively slidably connected with the rear end of the top end of the vehicle body;

[0006] Through the above technical solution, by respectively setting a shell on both sides of the vehicle body, setting a protective net in the shell, and by the mutual adaptation of the other end of the protective net and the card block, the two sides of the vehicle body are effectively blocked by the protective net to prevent the goods from falling from the two sides of the vehicle body during transportation, further improving the overall safety of the device during use, and preventing injuries to people caused by falling goods.

[0007] Further, a second support frame is respectively arranged at the front end of a plurality of the first support frames, a first slide groove is respectively opened at the lower positions on both sides of a plurality of the first support frames, a first connecting rod is rotatably connected at the upper positions on both sides of a plurality of the first support frames, a second slide groove is respectively opened at the lower positions on both sides of a plurality of the second support frames, and a second connecting rod is respectively rotatably connected at the upper positions on both sides of a plurality of the second support frames;

[0008] Through the above technical scheme, a fixing device is arranged on the vehicle body, and a support frame is arranged in the fixing device. The support frame is pulled to extend the fixing device as a whole, which effectively plays a preliminary fixing role for the goods on the vehicle body and prevents the goods from falling during transportation. At the same time, a tarpaulin is arranged on the top of the support frame. The tarpaulin can further protect the goods and avoid damage to the goods due to water ingress during transportation, thereby effectively improving the overall safety of the device.

[0009] Furthermore, the two motor output ends respectively penetrate the upper end surface of the housing and are fixedly connected to the top end of the rotating shaft;

[0010] Through the above technical solution, the rotating shaft is effectively driven to rotate and the protective net is stored.

[0011] Furthermore, the two clamping blocks are respectively adapted to the two grooves;

[0012] The above technical solution makes it easy to fix the protective net as a whole.

[0013] Furthermore, the other ends of the first connecting rods are respectively slidably connected to the inner side walls of the second sliding grooves;

[0014] Through the above technical solution, the two support frames are effectively connected.

[0015] Furthermore, the other ends of the plurality of second connecting rods are respectively slidably connected to the inner side walls of the plurality of first sliding grooves, and the middle portions of the plurality of first connecting rods are respectively rotatably connected to the middle portions of the plurality of second connecting rods;

[0016] Through the above technical solution, the stability of the fixing device during extension is effectively improved.

[0017] Furthermore, a plurality of the first support frames and a plurality of the second support frames are provided with rainproof cloths at the top ends;

[0018] Through the above technical solution, the tarpaulin can further protect the goods and prevent them from being damaged due to water ingress during transportation.

[0019] Further, a plurality of the first support frames and a plurality of the second support frames have the same structure;

[0020] Through the above technical solution, the fixing device is effectively extended as a whole.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, a fixing device is arranged on the vehicle body, and a support frame is arranged in the fixing device. The support frame is pulled to extend the fixing device as a whole, which effectively plays a preliminary fixing role for the goods on the vehicle body and prevents the goods from falling during transportation. At the same time, a tarpaulin is arranged on the top of the support frame. The tarpaulin can further protect the goods and avoid damage to the goods due to water ingress during transportation, thereby effectively improving the overall safety of the device.

[0023] 2. In the utility model, shells are respectively arranged on both sides of the vehicle body, and protective nets are arranged in the shells. The other ends of the protective nets are adapted to the card blocks, so that the protective nets can effectively block both sides of the vehicle body to prevent goods from falling from both sides of the vehicle body during transportation, further improving the safety of the overall device during use and preventing injuries to people caused by falling goods. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of a low-bed semi-trailer with a detachable cargo fixing structure proposed by the utility model;

[0025] Figure 2 This is a side view of a low-bed semi-trailer with a detachable cargo fixing structure proposed by the utility model;

[0026] Figure 3 A three-dimensional view from another perspective of a low-bed semi-trailer with a detachable cargo fixing structure proposed by the utility model;

[0027] Figure 4 The utility model is a front view of a low-bed semi-trailer with a detachable cargo fixing structure.

[0028] Legend:

[0029] 1. Vehicle body; 101. Motor; 102. Housing; 103. Protective net; 104. Fixing rod; 105. Groove; 106. Block; 107. Rotating shaft; 2. Fixing device; 201. First supporting frame; 202. First connecting rod; 203. First sliding groove; 204. Second connecting rod; 205. Second supporting frame; 206. Second sliding groove. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Reference Figure 1-4 The utility model provides an embodiment: a low-bed semi-trailer with a detachable cargo fixing structure, including a body 1 and a fixing device 2, the fixing device 2 is arranged at the rear end of the body 1, the two sides of the body 1 are fixedly connected to the front end with a shell 102, the top of the two shells 102 are fixedly connected to the front side with a motor 101, the inner side walls of the two shells 102 are rotatably connected to the front end with a rotating shaft 107, the side walls of the two rotating shafts 107 are fixedly connected to a protective net 103, the other ends of the two protective nets 103 are fixedly connected to a card block 106, and the top of the body 1 is fixedly connected to the rear end with a fixing rod 1 04, two fixing rods 104 are respectively provided with grooves 105 on one side away from the middle of the vehicle body 1, and the fixing device 2 includes a plurality of first support frames 201, and the plurality of first support frames 201 are respectively slidably connected to the rear side of the top end of the vehicle body 1, by respectively arranging shells 102 on both sides of the vehicle body 1, and arranging a protective net 103 in the shell 102, and by mutual adaptation of the other end of the protective net 103 and the card block 106, the two sides of the vehicle body 1 are effectively blocked by the protective net 103 to prevent the goods from falling from the two sides of the vehicle body 1 during transportation, thereby further improving the safety of the overall device when in use and preventing injuries to people caused by falling goods.

[0032] A second support frame 205 is respectively provided at the front end of the first support frames 201, a first slide groove 203 is respectively opened at the lower position on both sides of the first support frames 201, a first connecting rod 202 is rotatably connected to the upper position on both sides of the first support frames 201, a second slide groove 206 is respectively opened at the lower position on both sides of the second support frames 205, and a second connecting rod 204 is rotatably connected to the upper position on both sides of the second support frames 205. A fixing device 2 is provided on the vehicle body 1. By setting a support frame in the fixing device 2, the support frame is pulled to extend the fixing device 2 as a whole, which effectively plays a preliminary fixing role in preventing the goods on the vehicle body 1 from falling off during transportation. At the same time, a tarpaulin is provided on the top of the support frame. The tarpaulin can further protect the goods to avoid damage to the goods due to water ingress during transportation, thereby effectively improving the overall safety of the device.

[0033] The output ends of the two motors 101 respectively pass through the upper end surface of the shell 102 and are fixedly connected to the top of the rotating shaft 107, the two blocks 106 are respectively adapted to the two grooves 105, the other ends of the first connecting rods 202 are respectively slidably connected to the inner walls of the second slide grooves 206, the other ends of the second connecting rods 204 are respectively slidably connected to the inner walls of the first slide grooves 203, the middle parts of the first connecting rods 202 are respectively rotatably connected to the middle parts of the second connecting rods 204, the tops of the first support frames 201 and the second support frames 205 are provided with rainproof cloths, and the first support frames 201 and the second support frames 205 have the same structure.

[0034] Working principle: A fixing device 2 is set on the vehicle body 1, and a support frame is set in the fixing device 2. The support frame is pulled to extend the fixing device 2 as a whole, which effectively plays a preliminary fixing role in preventing the goods on the vehicle body 1 from falling during transportation. At the same time, a tarpaulin is set on the top of the support frame. The tarpaulin can further protect the goods and avoid damage to the goods due to water ingress during transportation, thereby effectively improving the overall safety of the device. Shells 102 are respectively set on both sides of the vehicle body 1, and a protective net 103 is set in the shell 102. The other end of the protective net 103 is adapted to the block 106, so that the two sides of the vehicle body 1 are effectively blocked by the protective net 103 to prevent the goods from falling from the two sides of the vehicle body 1 during transportation, thereby further improving the overall safety of the device when in use and avoiding personal injuries caused by falling goods.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A low-bed semi-trailer with a detachable cargo fixing structure, comprising a vehicle body (1) and a fixing device (2), wherein the fixing device (2) is arranged at the rear end of the vehicle body (1), and is characterized in that: The two sides of the vehicle body (1) are respectively fixedly connected to a housing (102) near the front end, the top ends of the two housings (102) are respectively fixedly connected to a motor (101), the inner side walls of the two housings (102) are respectively rotatably connected to a rotating shaft (107) near the front end, the side walls of the two rotating shafts (107) are respectively fixedly connected to a protective net (103), the other ends of the two protective nets (103) are respectively fixedly connected to a clamping block (106), the top sides of the vehicle body (1) are respectively fixedly connected to a fixing rod (104) near the rear end, the two fixing rods (104) are respectively provided with a groove (105) on one side away from the middle of the vehicle body (1), and the fixing device (2) comprises a plurality of first support frames (201), and the plurality of first support frames (201) are respectively slidably connected to the top end of the vehicle body (1) near the rear end.

2. The low-bed semi-trailer with a detachable cargo fixing structure according to claim 1, characterized in that: A second support frame (205) is respectively arranged at the front end of a plurality of the first support frames (201); a first slide groove (203) is respectively opened at the lower position on both sides of a plurality of the first support frames (201); a first connecting rod (202) is respectively rotatably connected at the upper position on both sides of a plurality of the first support frames (201); a second slide groove (206) is respectively opened at the lower position on both sides of a plurality of the second support frames (205); and a second connecting rod (204) is respectively rotatably connected at the upper position on both sides of a plurality of the second support frames (205).

3. The low-bed semi-trailer with a detachable cargo fixing structure according to claim 1, characterized in that: The output ends of the two motors (101) respectively penetrate the upper end surface of the housing (102) and are fixedly connected to the top end of the rotating shaft (107).

4. The low-bed semi-trailer with a detachable cargo fixing structure according to claim 1, characterized in that: The two clamping blocks (106) are respectively adapted to the two grooves (105).

5. The low-bed semi-trailer with a detachable cargo fixing structure according to claim 2, characterized in that: The other ends of the plurality of first connecting rods (202) are respectively slidably connected to the inner side walls of the plurality of second sliding grooves (206).

6. The low-bed semi-trailer with a detachable cargo fixing structure according to claim 2, characterized in that: The other ends of the plurality of second connecting rods (204) are respectively slidably connected to the inner side walls of the plurality of first sliding grooves (203), and the middle portions of the plurality of first connecting rods (202) are respectively rotatably connected to the middle portions of the plurality of second connecting rods (204).

7. The low-bed semi-trailer with a detachable cargo fixing structure according to claim 2, characterized in that: A plurality of the first support frames (201) and a plurality of the second support frames (205) are provided with rainproof cloths at the top ends.

8. The low bed semi-trailer with a detachable cargo fixing structure according to claim 2, characterized in that: The plurality of first support frames (201) and the plurality of second support frames (205) have the same structure.

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