A device and method for auxiliary opening of material vehicle door for dump truck

Abstract

The present invention provides an auxiliary device and method for opening the door of a dump truck, including a spreading machine hopper, a dump truck silo and a limiting device. The limiting device is arranged on the silo door of the dump truck silo, and the spreading machine hopper and the dump truck silo are connected through the limiting device. The limiting device includes a contact head, a tilting rod, a vertical rod and an elbow. The elbow is connected to the vertical rod, the vertical rod is connected to the tilting rod, and the lower end of the tilting rod is the contact head. The present invention solves the problem that the door of the material truck cannot be fully opened during the process of the material truck feeding the spreading machine by setting the limiting device. Compared with the existing auxiliary material opening vehicles, the present invention does not use a separate power source, and realizes the door opening action by means of the movement of the material truck tipping bucket. It has a reasonable design, low cost, simple structure, improves the feeding stability, and saves the cost of manual auxiliary door opening.

Description

Technical Field

[0001] The invention belongs to the technical field of pavers, and in particular relates to a device and method for auxiliary opening of a material vehicle door for a dump truck. Background Art

[0002] A paver is a construction equipment mainly used for paving various materials on the base and surface layers of highways. The paving work is completed by the cooperation of various systems, mainly including the travel system, hydraulic system, material distribution system, etc. During the operation of the paver, the material truck needs to continuously supply materials. When the material truck is tipping, the material pushes the door of the material truck open. Since the material is relatively wet and easily sticks, the impact force of the material is insufficient. The door of the material truck is often in a half-open state, and it needs to be opened manually. This method is time-consuming and labor-intensive, and it is unsafe and inconvenient. Summary of the invention

[0003] In order to overcome the technical problem that the existing material truck door cannot be fully opened, the present invention provides an auxiliary material truck door opening device and method for a dump truck. The present invention solves the problem that the material truck door cannot be fully opened during the process of feeding the material truck to the paver by setting a limiting device.

[0004] The technical solution adopted by the present invention is:

[0005] A device for assisting the opening of a dump truck door comprises a spreading machine hopper, a dump truck silo and a limiting device, wherein the limiting device is arranged on a silo door of the dump truck silo, and the spreading machine hopper and the dump truck silo are connected via the limiting device.

[0006] The limiting device comprises a contact head, an inclined rod, a vertical rod and an elbow, the elbow is connected to the vertical rod, the vertical rod is connected to the inclined rod, and the lower end of the inclined rod is the contact head.

[0007] The limiting device is connected to the paver hopper via a contact head.

[0008] The bend is a right-angle elbow, which is hung on the silo door, and the vertical rod is attached to the outer surface of the silo door.

[0009] The contact head is a roller.

[0010] The horizontal inclination angle of the inclination rod is 30-60°.

[0011] The limiting device is connected to the silo door through a silo door hinge.

[0012] A silo hinge is arranged at the lower end of the dump truck silo.

[0013] A method for assisting the opening of a dump truck door is disclosed, and the specific steps are as follows: the dump truck silo is poured into the paver hopper, and a contact head in a limit device contacts the paver hopper; the dump truck silo moves through the silo hinge, and at the same time, the limit device drives the silo door to move, and the silo door hinge rotates to open the silo door.

[0014] The beneficial effects of the present invention are:

[0015] The present invention solves the problem that the door of the material truck cannot be fully opened during the process of the material truck feeding the paver by setting a limiting device.

[0016] Compared with the existing auxiliary material opening vehicles, the present invention does not use a separate power source, but realizes the door opening action by means of the movement of the material vehicle's tipping bucket. It has a reasonable design, low cost, simple structure, improves the feeding stability, and saves the cost of manual auxiliary door opening.

[0017] The following is a further description with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the initial working structure diagram of the device of the present invention.

[0019] Figure 2 This is a diagram of the flip working structure of the device of the present invention.

[0020] Figure 3 It is a working structure diagram of the device of the present invention.

[0021] Figure 4 It is a side view of the limit device.

[0022] In the figure, the reference numerals are: 1, paver hopper; 2, dump truck silo; 2-1, tipping bucket hinge; 2-2, silo door hinge; 2-3, silo door; 3, limit device; 3-1, contact head; 3-2, tilt rod; 3-3, vertical rod; 3-4, elbow. DETAILED DESCRIPTION

[0023] Embodiment 1:

[0024] In order to overcome the technical problem that the existing material car door cannot be fully opened, the present invention provides Figure 1-4 The device and method for auxiliary opening of a material truck door for a dump truck are shown. The present invention solves the problem that the material truck door cannot be fully opened during the process of feeding the material truck to the paver by setting a limit device.

[0025] A device for assisting the opening of a dump truck door comprises a spreading machine hopper 1, a dump truck silo 2 and a limiting device 3. The limiting device 3 is arranged on a silo door 2-3 of the dump truck silo 2. The spreading machine hopper 1 is connected to the dump truck silo 2 via the limiting device 3.

[0026] The present invention adds a limit device 3 to the dump truck silo door 2-3. When the dump truck is reversed into the paver station and the bucket is tipped, the limit device 3 enables the silo door 2-3 to open as the tilt angle of the dump truck silo 2 increases.

[0027] Compared with the existing auxiliary material opening vehicles, the present invention does not use a separate power source, but realizes the door opening action by means of the movement of the material vehicle's tipping bucket. It has a reasonable design, low cost, simple structure, improves the feeding stability, and saves the cost of manual auxiliary door opening.

[0028] Embodiment 2:

[0029] A device for assisting the opening of a dump truck door comprises a hopper 1 for a spreading machine, a dump truck silo 2 and a limiting device 3, wherein the limiting device 3 is arranged on a silo door 2-3 of the dump truck silo 2, and the spreading machine hopper 1 is connected to the dump truck silo 2 through the limiting device 3. The limiting device 3 comprises a contact head 3-1, an inclined rod 3-2, a vertical rod 3-3 and an elbow 3-4, wherein the elbow 3-4 is connected to the vertical rod 3-3, the vertical rod 3-3 is connected to the inclined rod 3-2, and the lower end of the inclined rod 3-2 is the contact head 3-1.

[0030] The present invention adds a limit device 3 to the dump truck silo door 2-3. When the dump truck is reversed into the paver station and the bucket is tipped, the limit device 3 enables the silo door 2-3 to open as the tilt angle of the dump truck silo 2 increases. The present invention does not use a separate power source, but uses the movement of the dump truck tipping bucket to realize the door opening action. It has a reasonable design, low cost, simple structure, improved feeding stability, and saved the cost of manual auxiliary door opening.

[0031] Embodiment 3:

[0032] A device for assisting the opening of a dump truck door comprises a spreading machine hopper 1, a dump truck silo 2 and a limiting device 3. The limiting device 3 is arranged on a silo door 2-3 of the dump truck silo 2. The spreading machine hopper 1 is connected to the dump truck silo 2 via the limiting device 3.

[0033] Preferably, the limiting device 3 is connected to the paver hopper 1 via a contact head 3 - 1 .

[0034] Preferably, the elbow 3-4 is a right-angle elbow, which is hung on the silo door 2-3, and the vertical rod 3-3 is attached to the outer surface of the silo door 2-3.

[0035] Preferably, the contact head 3 - 1 is a roller.

[0036] Preferably, the horizontal inclination angle of the inclination rod 3-2 is 30-60°.

[0037] Preferably, the limiting device 3 is connected to the silo door 2-3 via a silo door hinge 2-2.

[0038] Preferably, a silo hinge 2-1 is provided at the lower end of the dump truck silo 2.

[0039] A method for assisting the opening of a dump truck door is disclosed, wherein the specific steps are as follows: dump truck silo 2 is poured into paver hopper 1, and contact head 3-1 in limit device 3 contacts with paver hopper 1; dump truck silo 2 moves through silo hinge 2-1, and at the same time, limit device 3 drives silo door 2-3 to move, and silo door hinge 2-2 rotates to open silo door 2-3.

[0040] The present invention adds a limit device 3 to the dump truck silo door 2-3. When the dump truck is reversed into the paver station and the bucket is tipped, the limit device 3 enables the silo door 2-3 to open as the tilt angle of the dump truck silo 2 increases.

[0041] like Figure 1 As shown, the dump truck silo 2 is poured into the paver hopper 1, and the contact head 3-1 in the limit device 3 contacts the paver hopper 1. Figure 2 As shown, the dump truck silo 2 is tipped over to the silo hinge 2-1. Figure 2 The position shown in the figure, the limit device 3 drives the silo door 2-3, and moves through the silo door hinge 2-2 to Figure 2 In the position shown, the opening function of the silo door 2-3 has been realized.

[0042] The contact head 3 - 1 in the limiting device 3 of the present invention can be a roller or can be fixed.

[0043] The present invention does not use a separate power source, but realizes the door opening action by means of the movement of the dump bucket of the material truck. It has reasonable design, low cost, simple structure, improved feeding stability, and saved the cost of manual auxiliary door opening.

[0044] The present invention solves the problem that the door of the material truck cannot be fully opened during the process of the material truck feeding the paver by setting the limiting device 3.

[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical implementation scheme of the present method and are not intended to limit it. Although the present invention is described in detail with reference to the preferred embodiments, a person skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the present invention, which should be included in the scope of the claims of the present invention. The device structure and step methods described in detail in the present invention are all prior art and will not be further described in the present invention.

Claims

1. A device for assisting the opening of a dump truck door, characterized in that: The invention comprises a hopper of a spreading machine (1), a silo of a dump truck (2) and a limiting device (3), wherein the limiting device (3) is arranged on a silo door (2-3) of the silo of the dump truck (2), the silo of the dump truck (2) is poured into the hopper of the spreading machine (1), and the hopper of the spreading machine (1) and the silo of the dump truck (2) are connected via the limiting device (3); the limiting device (3) comprises a contact head (3-1), a tilting rod (3-2), a vertical rod (3-3) and an elbow (3-4), the elbow (3-4) is connected to the vertical rod (3-3), the vertical rod (3-3) is connected to the tilting rod (3-2), and the lower end of the tilting rod (3-2) is the contact head (3-1); the limiting device (3) and the silo door (2-3) are connected via a silo door hinge (2-2).

2. The auxiliary door opening device for a dump truck according to claim 1, characterized in that: The limiting device (3) is connected to the paver hopper (1) via a contact head (3-1).

3. The auxiliary door opening device for a dump truck according to claim 1, characterized in that: The elbow (3-4) is a right-angle elbow, which is hung on the silo door (2-3), and the vertical rod (3-3) is attached to the outer surface of the silo door (2-3).

4. The auxiliary door opening device for a dump truck according to claim 1, characterized in that: The contact head (3-1) is a roller.

5. The auxiliary door opening device for a dump truck according to claim 1, characterized in that: The horizontal inclination angle of the inclination rod (3-2) is 30-60°.

6. The auxiliary door opening device for a dump truck according to claim 1, characterized in that: The lower end of the dump truck silo (2) is provided with a silo hinge (2-1).

7. The method for assisting in opening a dump truck door according to any one of claims 1 to 6, characterized in that: The specific steps are as follows: the dump truck silo (2) is poured into the paver hopper (1), and the contact head (3-1) in the limit device (3) contacts the paver hopper (1); the dump truck silo (2) moves through the silo hinge (2-1), and at the same time, the limit device (3) drives the silo door (2-3) to move, and the silo door hinge (2-2) rotates to open the silo door (2-3).

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