CN211113033U - Suspension type connecting device of highway maintenance machinery - Google Patents

Abstract

The utility model discloses a suspension type connection device of a highway maintenance machine, which comprises a motor vehicle, a front end of the motor vehicle is mounted up and down with a mounting frame, and a hydraulic drive device is fixedly connected between the motor vehicle and the mounting frame. Two mounting plates are symmetrically arranged at the bottom end of the mounting frame, rollers are rotatably installed between the two mounting plates, and auxiliary connecting devices are provided between the two mounting plates and the mounting frame. Two fixed rods are symmetrically and fixedly installed on the top wall of the mounting plate, and a fixed connection device is provided between each of the fixed rods and the mounting frame. In the utility model, the auxiliary connecting device is used to connect the roller to the mounting frame, and then the roller can be easily fixed and installed on the mounting frame by using the fixing rod, the connecting plate and the fastening bolt, which is convenient for installation and disassembly. , fast, practical effect is good.

Description

A suspension connection device for highway maintenance machinery

technical field

The utility model relates to the technical field of road maintenance machinery, in particular to a suspension type connecting device of a road maintenance machinery.

Background technique

Road rollers are common road maintenance machinery. The use of road rollers can easily smooth the road. The road rollers are basically assembled by motor vehicles and rollers. Due to the small gap between the rollers and the mounting openings, the installation ports that cooperate with each other will not only make the installation of the rollers very inconvenient, but also lead to poor installation strength of the rollers, thus affecting the normal use of the roller. , so it needs to be improved.

Utility model content

The purpose of the utility model is to solve the problem in the prior art that it is inconvenient to install the road roller on the road roller, and proposes a suspension type connecting device for a road maintenance machine.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

A suspension type connection device of a road maintenance machine, comprising a motor vehicle, a front end of the motor vehicle is mounted with a mounting frame up and down, a hydraulic drive device is fixedly connected between the motor vehicle and the mounting frame, and the bottom end of the mounting frame is Two mounting plates are symmetrically arranged, a roller is rotatably installed between the two mounting plates, auxiliary connecting devices are arranged between the two mounting plates and the mounting frame, and the top walls of the two mounting plates are Two fixing rods are symmetrically and fixedly installed on the upper part, and a fixed connection device is arranged between each of the fixing rods and the mounting frame.

Preferably, the auxiliary connecting device comprises a connecting rod fixedly installed on the top wall of the mounting plate, and the top end of the connecting rod is inserted into the bottom wall of the mounting frame, and the bottom wall of the mounting frame is provided with a connection rod mutually connected to the connecting rod. A matching connection slot, a limit block is movably installed on the outer side wall of the top end of the connecting rod, a limit slot that cooperates with the limit block is opened on the inner side wall of the connection slot, and the outer side wall of the mounting frame is threaded A push rod that cooperates with the limit block is connected, and one end of the push rod extends into the limit slot.

Preferably, the outer side wall of the top end of the connecting rod is provided with an installation groove that cooperates with the limit block, and a plurality of movable rods are movably inserted on the inner side wall of the installation groove, and one end of the movable rod is fixedly installed on the On the limit block, a spring is wound around the outer side wall of each movable rod, and both ends of the spring are fixedly installed on the limit block and the inner side wall of the installation groove, respectively.

Preferably, a plurality of balls are evenly mounted on the inner side wall of the limiting groove, and all the balls are in contact with the limiting block.

Preferably, the fixed connecting device includes a connecting plate fixedly mounted on the top end of the fixing rod, the top end of the connecting plate and the bottom wall of the mounting frame are in contact with each other, and a plurality of fastening bolts are evenly inserted on the bottom wall of the connecting plate , and the fastening bolts pass through the connecting plate and are screwed on the bottom wall of the mounting frame.

Compared with the prior art, the utility model has the following beneficial effects:

1. First use the auxiliary connecting device to fix the roller to the mounting frame, and then use the fixing rod, connecting plate and fastening bolts to easily fix and install the roller to the mounting frame and the motor vehicle. Installation and disassembly Convenient, fast and practical effect;

2. The connecting rod, mounting plate and roller can be easily installed to or removed from the bottom end of the mounting frame without using bolts and other devices. The structure is simple, the operation is convenient, and the use effect is good.

Description of drawings

Fig. 1 is the front structure sectional view of a kind of suspension connection device of highway maintenance machinery proposed by the utility model;

Fig. 2 is the front structure schematic diagram of the suspension type connecting device of a kind of highway maintenance machinery proposed by the utility model;

Fig. 3 is a side structure schematic diagram of a suspension connection device of a highway maintenance machine proposed by the utility model;

FIG. 4 is an enlarged view of the structure of part A of a suspension type connecting device of a road maintenance machine proposed by the utility model.

In the picture: 1 mounting frame, 2 mounting plate, 3 rollers, 4 connecting rods, 5 connecting grooves, 6 limit blocks, 7 installation grooves, 8 movable rods, 9 springs, 10 limit grooves, 11 balls, 12 pushers Rod, 13 fixed rod, 14 connecting plate, 15 fastening bolt.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Referring to Figures 1-4, a suspension connection device of a road maintenance machine includes a motor vehicle, a mounting frame 1 is installed on the front end of the motor vehicle, and a hydraulic drive device is fixedly connected between the motor vehicle and the mounting frame 1. The hydraulic drive device It is a commonly used hydraulic equipment such as a hydraulic cylinder. The height of the mounting frame 1 can be easily adjusted by using a hydraulic drive device. The bottom end of the mounting frame 1 is symmetrically provided with two mounting plates 2, and a pressure circuit is installed between the two mounting plates 2. Roller 3, an auxiliary connecting device is provided between the two mounting plates 2 and the mounting frame 1. The auxiliary connecting device includes a connecting rod 4 fixedly installed on the top wall of the mounting plate 2, and the top end of the connecting rod 4 is inserted into the mounting frame On the bottom wall of 1, the bottom wall of the mounting frame 1 is provided with a connecting groove 5 that cooperates with the connecting rod 4, the limit block 6 is movably installed on the outer side wall of the top end of the connecting rod 4, and the outer side wall of the top end of the connecting rod 4 is opened. There is an installation groove 7 that cooperates with the limit block 6. A plurality of movable rods 8 are movably inserted on the inner side wall of the installation groove 7, and one end of the movable rod 8 is fixedly installed on the limit block 6. Each movable rod The outer side wall of 8 is provided with a spring 9, and the two ends of the spring 9 are fixedly installed on the limit block 6 and the inner side wall of the installation slot 7 respectively, and the limit block 6 can move freely in the horizontal direction.

The inner side wall of the connecting groove 5 is provided with a limit groove 10 which cooperates with the limit block 6. A plurality of balls 11 are evenly installed on the inner side wall of the limit groove 10, and the balls 11 are all in contact with the limit block 6. The limit block 6 , the connecting rod 4 and the roller 3 can be prevented from shaking.

The outer side wall of the mounting frame 1 is screwed with a push rod 12 that cooperates with the limit block 6, and one end of the push rod 12 extends into the limit slot 10, and the push rod 12 can be rotated to push the limit block 6 to the limit outside of the groove 10 .

Two fixing rods 13 are symmetrically and fixedly installed on the top walls of the two mounting plates 2 , and a fixed connection device is provided between each fixed rod 13 and the mounting frame 1 . The connecting plate 14, and the top of the connecting plate 14 and the bottom wall of the mounting frame 1 are in contact with each other, a plurality of fastening bolts 15 are evenly inserted on the bottom wall of the connecting plate 14, and the fastening bolts 15 all penetrate the connecting plate 14 and thread Connected to the bottom wall of the mounting frame 1 , the mounting plate 2 and the roller 3 can be fixedly installed to the bottom end of the mounting frame 1 by using the fixing rod 13 , the connecting plate 14 and the fastening bolts 15 .

In the present invention, the mounting plate 2 and the roller 3 are moved to the bottom end of the mounting frame 1, and the hydraulic drive device is activated to adjust the mounting frame 1 to a suitable height, so that the two connecting rods 4 are inserted into the corresponding connecting grooves 5 respectively. And the top of the connecting plate 14 is in contact with the bottom wall of the mounting frame 1, and the spring 9 will push one end of the limit block 6 to move into the limit slot 10 due to its own elastic force, so that the limit block 6, the connecting rod 4, the The mounting plate 2 and the roller 3 are fixedly connected to the bottom end of the mounting frame 1, and then the mounting plate 2 and the roller 3 can be fixedly installed to the mounting frame 1 and On the motor vehicle; by rotating the push rod 12 and pushing the limit block 6 to the outside of the limit groove 10, the connecting rod 4, the fixing rod 13, the mounting plate 2 and the roller 3 can be easily removed from the bottom of the mounting frame 1. The end is removed, thereby facilitating the removal of the roller 3 from the motor vehicle.

It is further stated that the above-mentioned fixed connection should be understood in a broad sense unless otherwise specified and limited. For example, it may be welding, gluing, or a conventional means known to those skilled in the art, such as integral molding.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. The utility model provides a suspension type connecting device of highway maintenance machinery, includes the motor vehicle, mounting bracket (1) is installed in the front end lift of motor vehicle, fixedly connected with hydraulic drive equipment, its characterized in that between motor vehicle and mounting bracket (1): the bottom symmetry of mounting bracket (1) is provided with two mounting panel (2), two rotate between mounting panel (2) and install and press way roller (3), two all be equipped with supplementary connecting device between mounting panel (2) and mounting bracket (1), two equal symmetry fixed mounting has two dead levers (13), every on the roof of mounting panel (2) all be equipped with fixed connection between dead lever (13) and mounting bracket (1).

2. A suspension type connection device for a road maintenance machine according to claim 1, characterised in that: supplementary connecting device includes connecting rod (4) of fixed mounting on mounting panel (2) roof, and the top of connecting rod (4) is inserted and is established on the diapire of mounting bracket (1), set up spread groove (5) of mutually supporting with connecting rod (4) on the diapire of mounting bracket (1), movable mounting has stopper (6) on the lateral wall on connecting rod (4) top, set up spacing groove (10) of mutually supporting with stopper (6) on the inside wall of spread groove (5), threaded connection has push rod (12) of mutually supporting with stopper (6) on the lateral wall of mounting bracket (1), and the one end of push rod (12) extends to in spacing groove (10).

3. A suspension type connection device for a road maintenance machine according to claim 2, characterised in that: offer on the lateral wall on connecting rod (4) top with stopper (6) mounting groove (7) of mutually supporting, the activity is inserted on the inside wall of mounting groove (7) and is equipped with a plurality of movable rods (8), and the equal fixed mounting of one end of movable rod (8) is on stopper (6), every all around being equipped with spring (9) on the lateral wall of movable rod (8), and the both ends difference fixed mounting of spring (9) is on the inside wall of stopper (6) and mounting groove (7).

4. A suspension type connection device for a road maintenance machine according to claim 2, characterised in that: a plurality of balls (11) are uniformly arranged on the inner side wall of the limiting groove (10), and the balls (11) are in mutual contact with the limiting block (6).

5. A suspension type connection device for a road maintenance machine according to claim 1, characterised in that: the fixed connection device comprises a connecting plate (14) fixedly installed on the top end of the fixing rod (13), the top end of the connecting plate (14) is in mutual contact with the bottom wall of the mounting frame (1), a plurality of fastening bolts (15) are evenly inserted into the bottom wall of the connecting plate (14), and the fastening bolts (15) penetrate through the connecting plate (14) and are in threaded connection with the bottom wall of the mounting frame (1).

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