Spiral material distributing device and paver

Abstract

The utility model discloses a spiral material distributing device and a paver, and the spiral material distributing device comprises a rack, a material distributing rod group and a connecting main plate, one end of the connecting main plate is connected with the rack, the other end of the connecting main plate is connected with the distributing rod set, and a power source is arranged on the connecting main plate. The material distributing rod group comprises a first rod body and a second rod body; the first rod body is sleeved with the second rod body, and the first rod body and the second rod body are provided with a plurality of corresponding adjusting holes. The connecting main plate is driven by the power source, the second rod body is driven by the connecting main plate to move on the first rod body so as to adjust the length of the material distribution rod group for spiral material distribution, and the second rod body and the first rod body are fixedly connected through the adjusting rod and the connecting piece; the lifting mechanism used for supporting or pulling the connecting main plate moves along with the main plate to change the length, the lifting rod set is locked through the locking mechanism, the material distributing rod set and part of associated mechanisms can be freely adjusted according to the paving width, and structural components do not need to be excessively disassembled.

Description

Technical Field

[0001] The utility model relates to a spiral material distributing device and a paver, belonging to the technical field of road construction machinery. Background Art

[0002] A paver is a key device for road construction. A paver mainly consists of a traveling system, a material feeding system, a material distributing system, and a compaction system. The material distributing system is an essential part of the paver and is responsible for the task of laterally transporting materials. Its function is to evenly distribute the mixture to a certain width in front of the compaction system at a certain productivity without segregation. Usually, the paving width often changes, and it is necessary to change the width of the extended material distributing system at any time to adapt to the change of the paving width. For a long time, changing the width of the extended material distributing system requires replacing the extended material distributing rods, blades, accessory baffles, and vertical and horizontal tie rods, which requires a large amount of manpower and material resources and seriously affects the work efficiency. Content of the Utility Model

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a spiral material distributing device and a paver, which can freely adjust the material distributing rod group and some related mechanisms according to the paving width without excessive disassembly of structural components, and solve the problem that when the current material distributing system of the paver faces different paving widths, a large number of components of the material distributing system need to be disassembled, thus affecting the construction process.

[0004] To solve the above technical problems, the utility model is implemented by adopting the following technical solutions:

[0005] On the one hand, the utility model provides a spiral material distributing device, including: a frame, a material distributing rod group for spiral material distribution, and a connecting main board;

[0006] One end of the connecting main board is connected to the frame, and the other end is connected to the material distributing rod group. A power source for driving the connecting main board to drive the material distributing rod group to extend or shorten is arranged on the connecting main board;

[0007] The material distributing rod group includes a first rod body and a second rod body;

[0008] The second rod body is sleeved on the first rod body. A plurality of corresponding adjusting holes are arranged on the first rod body and the second rod body, and the adjusting holes are connected to the first rod body and the second rod body through connecting pieces;

[0009] A plurality of lifting mechanisms for supporting or pulling the connecting main board are further arranged on the connecting main board; the lifting mechanism includes a lifting rod group and a locking mechanism arranged on the lifting rod group for locking the lifting rod group. One end of the lifting rod group is movably connected to the frame, and the other end is movably connected to the connecting main board.

[0010] Optionally, the connecting main board includes a fixed baffle and a movable baffle sleeved on the fixed baffle; the fixed end of the power source is arranged on the fixed baffle, and the movable end is connected to the movable baffle.

[0011] Optionally, a sliding groove for the movable baffle to slide is provided in the fixed baffle, and one end of the movable baffle is driven by the movable end of the power source to move in the sliding groove.

[0012] Optionally, the interior of the second rod body is hollow and is slidably sleeved on the first rod body.

[0013] Optionally, a plurality of first connecting pins adapted to the adjusting holes are provided on the first rod body and the second rod body.

[0014] Optionally, a plurality of rigid sheaths are further provided on the first rod body and the second rod body to directly contact the second rod body, avoiding excessive wear of the first rod body and the second rod body.

[0015] Optionally, the lifting rod group includes a fixed rod and a movable rod. One end of the fixed rod is hinged to the frame, and the other end is sleeved outside the movable rod. One end of the movable rod is movably sleeved inside the fixed rod, and the other end is hinged to the connecting main board.

[0016] Optionally, the locking mechanism includes a plurality of card holes respectively provided on the fixed rod and the movable rod, and a second connecting pin is inserted into the card holes.

[0017] Optionally, a threaded adjusting rod is provided at one end of the movable rod away from the fixed rod; one end of the threaded adjusting rod is threadedly connected to the movable rod, and the other end is hinged to the connecting main board.

[0018] On the other hand, the present utility model provides a paver, including the spiral feeding device as described above.

[0019] Compared with the prior art, the beneficial effects achieved by the present utility model are as follows:

[0020] 1. The present utility model drives the connecting main board through a power source, drives the second rod body to move on the first rod body through the connecting main board so as to adjust the length of the feeding rod group for spiral feeding, fixedly connects the second rod body and the first rod body through an adjusting rod and a connecting piece. At the same time, the lifting mechanism for supporting or pulling the connecting main board moves along with the main board to change the length and locks the lifting rod group through the locking mechanism, and the feeding rod group and some related mechanisms can be freely adjusted according to the paving width without excessive disassembly of structural components, solving the problem that the feeding system of the current paver needs to disassemble a large number of feeding system components when facing different paving widths, thereby affecting the construction process.

[0021] 2. In the present utility model, a fixed rod is movably sleeved on the movable rod, and clamping holes are formed in the fixed rod and the movable rod. The second connecting pin is used in cooperation with the clamping holes to fix the fixed rod and the movable rod, so that the lifting rod group can change its length following the movement of the connecting main board and is locked by the locking mechanism. A threaded adjusting rod is arranged at one end of the movable rod to finely adjust the length of the lifting rod group. Description of the Drawings

[0022] Figure 1 FIG. is a schematic diagram of the overall structure of a screw material distributing device and a paver according to an embodiment of the present utility model;

[0023] Figure 2 FIG. is a schematic diagram of the structure of the connecting main board of a screw material distributing device and a paver according to an embodiment of the present utility model;

[0024] Figure 3 FIG. is a schematic diagram of the structure of the material distributing rod group of a screw material distributing device and a paver according to an embodiment of the present utility model;

[0025] Figure 4 FIG. is a schematic diagram of the structure of the lifting mechanism of a screw material distributing device and a paver according to an embodiment of the present utility model.

[0026] In the figures: 1, frame; 2, material distributing rod group; 201, first rod body; 202, second rod body; 3, connecting main board; 301, fixed baffle; 302, movable baffle; 4, power source; 5, adjusting hole; 6, first connecting pin; 7, blade; 8, rigid sheath; 9, lifting mechanism; 901, lifting rod group; 9011, fixed rod; 9012, movable rod; 902, locking mechanism; 9021, clamping hole; 10, second connecting pin; 11, threaded adjusting rod. Detailed Embodiments

[0027] The present utility model will be further described below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical solutions of the present utility model and cannot be used to limit the protection scope of the present utility model.

[0028] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model. In addition, terms such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0029] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific circumstances. Embodiment 1

[0030] As Figure 1 shown, a spiral material distributing device includes: a frame 1, a material distributing rod group 2, and a connecting main board 3. The material distributing rod group 2 is used for material distribution. One end of the connecting main board 3 is connected to the frame 1, and the other end is connected to the material distributing rod group 2. A power source 4 for driving the connecting main board 3 to drive the material distributing rod group 2 to extend or contract is provided on the connecting main board 3. Specifically:

[0031] As Figure 2 shown, in this embodiment, the power source 4 is a telescopic oil cylinder; the connecting main board 3 includes a fixed baffle 301 and a movable baffle 302 sleeved on the fixed baffle 301. A chute is provided on the side of the fixed baffle 301, and the movable baffle 302 is movably connected to the fixed baffle 301 in the chute. The housing of the power source 4 is installed in the chute, and the movable end of the power source 4 is fixedly connected to the movable baffle 302;

[0032] As Figure 3 shown, the material distributing rod group 2 includes a first rod body 201 and a second rod body 202. The left end of the first rod body 201 is connected to the driving device on the frame 1. The second rod body 202 is hollow inside and is slidably sleeved on the first rod body 201 from the right end of the first rod body 201. The right end of the second rod is installed on the movable baffle 302 through a bracket;

[0033] A plurality of uniformly distributed and corresponding adjustment holes 5 are provided on the first rod body 201 and the second rod body 202. The first rod body 201 and the second rod body 202 are fixed by a plurality of first connecting pins 6 adapted to the adjustment holes 5, and blades 7 are also installed on the first rod body 201 and the second rod body 202 through the adjustment holes 5 and the first connecting pins 6;

[0034] When it is necessary to adjust the length of the material distributing rod group 2, only the first connecting pin 6 needs to be removed to take off the blade 7, the power source 4 is started to drive the movable baffle 302 to move along the fixed baffle 301, and the second rod body 202 moves on the first rod body 201 driven by the movable baffle 302. When the length of the rod group is appropriate, the power source 4 is turned off, and the blade 7 and the first connecting pin 6 are installed on the rod group according to the alignment of the adjustment holes 5 on the first rod body 201 and the second rod body 202, and the adjustment of the rod group length can be completed;

[0035] In order to protect the material distributing rod group 2, a plurality of rigid sheaths 8 are also provided on the first rod body 201 and the second rod body 202. A plurality of mounting holes adapted to the adjustment holes 5 are provided on the rigid sheaths 8. The mounting holes are aligned with the adjustment holes 5 on the first rod body 201 and the second rod body 202, and the rigid sheaths 8 can be installed on the rod group through the first connecting pins 6, so as to block the direct contact between the material and the first rod body 201 and the second rod body 202 and prevent the first rod body 201 and the second rod body 202 from being scratched.

[0036] As Figure 1 and Figure 4 shown, a plurality of lifting mechanisms 9 for supporting or pulling the connecting main board 3 are also provided on the connecting main board 3. The lifting mechanism 9 includes a lifting rod group 901 and a locking mechanism 902 provided on the lifting rod group 901. One end of the lifting rod group 901 is movably connected to the frame 1, and the other end is movably connected to the connecting main board 3. The length of the lifting rod group 901 changes following the movement of the connecting main board 3 and is locked by the locking mechanism 902. Specifically:

[0037] The lifting rod group 901 includes a fixed rod 9011 and a movable rod 9012. One end of the fixed rod 9011 is hinged to the frame 1, and the other end is movably sleeved outside the movable rod 9012. The end of the movable rod 9012 away from the fixed rod 9011 is hinged to the connecting main board 3;

[0038] The locking mechanism 902 includes a plurality of card holes 9021 respectively opened on the fixed rod 9011 and the movable rod 9012. A second connecting pin 10 is inserted into the card holes 9021, and the adjustment and fixation of the length of the lifting rod group 901 can be realized by inserting and pulling out the second connecting pin 10. Embodiment 2

[0039] As Figure 1As shown in the figure, a spiral feeding device includes: a frame 1, a feeding rod group 2, and a connecting main board 3. The feeding rod group 2 is used for feeding. One end of the connecting main board 3 is connected to the frame 1, and the other end is connected to the feeding rod group 2. A power source 4 for driving the connecting main board 3 to drive the feeding rod group 2 to extend or shorten is provided on the connecting main board 3. Specifically:

[0040] As Figure 2 shown in the figure, in this embodiment, the power source 4 is a telescopic oil cylinder; the connecting main board 3 includes a fixed baffle 301 and a movable baffle 302 sleeved on the fixed baffle 301. A chute is provided on the side of the fixed baffle 301, and the movable baffle 302 is movably connected to the fixed baffle 301 in the chute. The housing of the power source 4 is installed in the chute, and the movable end of the power source 4 is fixedly connected to the movable baffle 302;

[0041] As Figure 3 shown in the figure, the feeding rod group 2 includes a first rod body 201 and a second rod body 202. The left end of the first rod body 201 is connected to the driving device on the frame 1; the second rod body 202 is hollow inside and is slidably sleeved on the first rod body 201 from the right end of the first rod body 201, and the right end of the second rod is installed on the movable baffle 302 through a bracket;

[0042] A plurality of uniformly distributed and corresponding adjustment holes 5 are provided on the first rod body 201 and the second rod body 202. The first rod body 201 and the second rod body 202 are fixed by a plurality of first connecting pins 6 adapted to the adjustment holes 5, and blades 7 are also installed on the first rod body 201 and the second rod body 202 through the adjustment holes 5 and the first connecting pins 6;

[0043] When it is necessary to adjust the length of the feeding rod group 2, only need to remove the first connecting pin 6 and take off the blade 7, start the power source 4 to drive the movable baffle 302 to move along the chute of the fixed baffle 301, and the second rod body 202 moves on the first rod body 201 driven by the movable baffle 302. When the length of the feeding rod group 2 is appropriate, turn off the power source 4, and install the blade 7 and the first connecting pin 6 on the rod group according to the alignment of the adjustment holes 5 on the first rod body 201 and the second rod body 202, then the adjustment of the length of the feeding rod group 2 can be completed;

[0044] In order to protect the feeding rod group 2, a plurality of rigid sheaths 8 are also provided on the first rod body 201 and the second rod body 202. A plurality of mounting holes adapted to the adjustment holes 5 are provided on the rigid sheaths 8. Align the mounting holes with the adjustment holes 5 on the first rod body 201 and the second rod body 202, and the rigid sheaths 8 can be installed on the rod group through the first connecting pins 6 to prevent the material from directly contacting the first rod body 201 and the second rod body 202 and avoid the first rod body 201 and the second rod body 202 from being scratched.

[0045] As Figure 1 and Figure 4As shown, there are also multiple lifting mechanisms 9 for supporting or pulling the connecting main board 3 on the connecting main board 3. The lifting mechanism 9 includes a lifting rod group 901 and a locking mechanism 902 provided on the lifting rod group 901. One end of the lifting rod group 901 is movably connected to the frame 1, and the other end is movably connected to the connecting main board 3. The lifting rod group 901 changes its length following the movement of the connecting main board 3 and is locked by the locking mechanism 902. Specifically:

[0046] The lifting rod group 901 includes a fixed rod 9011 and a movable rod 9012. One end of the fixed rod 9011 is hinged to the frame 1, and the other end is movably sleeved outside the movable rod 9012. The end of the movable rod 9012 away from the fixed rod 9011 is threadedly connected to a threaded adjusting rod 11. The end of the threaded adjusting rod 11 away from the movable rod 9012 is hinged to the connecting main board 3;

[0047] The locking mechanism 902 includes a plurality of card holes 9021 respectively opened on the fixed rod 9011 and the movable rod 9012. A second connecting pin 10 is inserted into the card hole 9021. By inserting and removing the second connecting pin 10, the adjustment and fixation of the length of the lifting rod group 901 can be realized;

[0048] When the length of the material distribution rod group 2 needs to be adjusted, remove the second connecting pin 10, and the length of the lifting rod group 901 will change following the change of the length of the material distribution rod group 2. After the length of the material distribution rod group 2 is adjusted, align the card holes 9021 on the fixed rod 9011 and the movable rod 9012, and insert the second connecting pin 10 to fix the lifting rod group 901. If necessary, the length of the lifting rod group 901 can be finely adjusted by rotating the threaded adjusting rod 11. Embodiment III

[0049] A paver includes the spiral material distribution device as described above.

[0050] Working principle

[0051] When the length of the material distribution rod group 2 needs to be adjusted, remove the first connecting pin 6, remove the blade 7 and the rigid sheath 8, remove the second connecting pin 10 and start the power source 4. The power source 4 drives the movable baffle 302 to move along the chute of the fixed baffle 301. The second rod body 202 moves on the first rod body 201 driven by the movable baffle 302, and the length of the lifting rod group 901 changes following the change of the length of the material distribution rod group 2;

[0052] When the length of the material distribution rod group 2 is appropriate, turn off the power source 4. Install the blade 7 and the first connecting pin 6 onto the rod group according to the alignment of the adjustment holes 5 on the first rod body 201 and the second rod body 202, and the adjustment of the length of the material distribution rod group 2 can be completed. Align the card holes 9021 on the fixed rod 9011 and the movable rod 9012, and insert the second connecting pin 10 to fix the lifting rod group 901.

[0053] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A spiral material distribution device, characterized in that: include: The frame, the dividing rod group for spiral dividing and the connecting main board; One end of the connecting main board is connected to the frame, and the other end is connected to the material distribution rod group. The connecting main board is provided with a power source for driving the connecting main board to drive the material distribution rod group to extend or shorten; The material distribution rod group includes a first rod body and a second rod body; The second rod body is sleeved on the first rod body, and the first rod body and the second rod body are both provided with a plurality of corresponding adjustment holes, and the adjustment holes are connected to the first rod body and the second rod body through a connecting piece; The connecting main board is also provided with a plurality of lifting mechanisms for supporting or pulling the connecting main board; the lifting mechanism includes a lifting rod group and a locking mechanism provided on the lifting rod group and used to lock the lifting rod group, one end of the lifting rod group is movably connected to the frame, and the other end is movably connected to the connecting main board.

2. The spiral material distribution device according to claim 1, characterized in that: The connecting main board comprises a fixed baffle and a movable baffle sleeved on the fixed baffle; the fixed end of the power source is arranged on the fixed baffle, and the movable end is connected to the movable baffle.

3. The spiral material distribution device according to claim 2, characterized in that: The fixed baffle is provided with a slide groove for the movable baffle to slide, and the movable end of the power source drives one end of the movable baffle to move in the slide groove.

4. The spiral material distribution device according to claim 1, characterized in that: The interior of the second rod body is configured to be hollow, and the second rod body is slidably sleeved on the first rod body.

5. The spiral material distribution device according to claim 4, characterized in that: The first rod body and the second rod body are provided with a plurality of first connecting pins matched with the adjusting holes.

6. The spiral material distribution device according to claim 4, characterized in that: The first rod body and the second rod body are also provided with a plurality of rigid sheaths.

7. The spiral material distribution device according to claim 1, characterized in that: The lifting rod group includes a fixed rod and a movable rod, one end of the fixed rod is hinged to the frame, and the other end is sleeved outside the movable rod, one end of the movable rod is movably sleeved inside the fixed rod, and the other end is hinged to the connecting main board.

8. The spiral material distribution device according to claim 7, characterized in that: The locking mechanism comprises a plurality of clamping holes respectively arranged on the fixed rod and the movable rod, and the second connecting pins are inserted into the clamping holes.

9. The spiral material distribution device according to claim 7, characterized in that: A threaded adjustment rod is arranged at one end of the movable rod away from the fixed rod; one end of the threaded adjustment rod is threadedly connected to the movable rod, and the other end is hinged to the connecting main board.

10. A paver, characterized in that: It comprises a spiral material distribution device as described in any one of claims 1 to 9.

Images