CN210529802U

CN210529802U - Connecting bracket of dozer blade

Info

Publication number: CN210529802U
Application number: CN201920538964.XU
Authority: CN
Inventors: 吴俊德
Original assignee: Zhenjiang Jingwei Engineering Machinery Co ltd
Current assignee: Zhenjiang Jingwei Engineering Machinery Co ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-05-15
Anticipated expiration: 2029-04-19

Abstract

The utility model discloses a linking bridge of dozer blade, including rotating the connecting cylinder, the center department that rotates the connecting cylinder has cup jointed and has grabbed the piece, it has first hydraulic telescoping rod to snatch a swing joint, first hydraulic telescoping rod's flexible end rigid coupling has the rotation connecting piece, the left and right sides rigid coupling that rotates the connecting cylinder has the connecting plate, the upper end lateral wall and the rotation connecting piece swing joint of left side connecting plate, one side rigid coupling that two sets of connecting plates kept away from each other has the locating plate, the lower extreme swing joint of left side locating plate has second hydraulic telescoping rod, the lower extreme swing joint of right side locating plate has third hydraulic telescoping rod, one side rigid coupling has last limiting plate and lower limiting plate is kept away from each other to two sets of locating plates, the preceding lateral wall rigid. The utility model discloses the operation can only be adjusted in a direction to the dozer blade support, and the operation scope has certain limitation, and the relatively poor problem of stability.

Description

Connecting bracket of dozer blade

Technical Field

The utility model relates to a dozer blade link technical field specifically is a linking bridge of dozer blade.

Background

A dozer blade is a device that is frequently used by a bulldozer, and is used not only for dozing but also for leveling a field. The bulldozer is a typical earth and stone engineering machine and is widely applied to construction projects such as roads, railways, buildings, ports and the like.

The bull-dozer generally includes the main frame and sets up in the dozer blade device of main frame front end portion, and the dozer blade device generally includes scraper blade body and two parallel push rods, two the one end of push rod is connected respectively the scraper blade body, the other end all articulates on the main frame, and the scraper blade body generally uses the metal preparation, and when the bull-dozer work, operating personnel control dozer blade device puts down, and the dozer scraper blade is along with the preceding shovel of vehicle cuts and material such as propelling movement mud, sand and stone to can accomplish different work such as digging, fortune and unloading.

The general dozer blade is fixedly connected with the body of a bulldozer, the dozing of a small and medium-sized hydraulic excavator provided with the dozer blade is limited by the design of the dozer blade, the dozer blade support can only be adjusted in one direction for operation, the operation range has certain limitation, the stability is poor, and therefore the dozer blade connecting support is designed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a linking bridge of dozer blade has solved the dozer blade support and can only adjust the operation in a direction, and the working range has certain limitation, and the relatively poor problem of stability.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a connecting bracket of a dozer blade comprises a rotating connecting cylinder, wherein a grabbing piece is sleeved at the center of the rotating connecting cylinder and movably connected with a first hydraulic telescopic rod, a telescopic end of the first hydraulic telescopic rod is fixedly connected with a rotating connecting piece, the left side and the right side of the rotating connecting cylinder are fixedly connected with connecting plates, the upper end side wall of the connecting plate on the left side is movably connected with the rotating connecting piece, one sides, far away from each other, of two groups of connecting plates are fixedly connected with a positioning plate, the lower end of the positioning plate on the left side is movably connected with a second hydraulic telescopic rod, the lower end of the positioning plate on the right side is movably connected with a third hydraulic telescopic rod, the second hydraulic telescopic rod and the third hydraulic telescopic rod are movably connected with the positioning plates through fixed connecting pieces, one sides, far away from each other, of the two groups of positioning plates are fixedly connected with an upper limiting plate and a lower limiting plate, and the second hydraulic telescopic rod and the third, and the front side walls of the two groups of connecting plates are fixedly connected with a fixing plate.

According to the connecting support of the dozer blade, the upper end and the lower end of the front side wall of the fixing plate are fixedly connected with the movable connecting plates, the movable connecting plates are movably connected with the dozer blade connecting plates, and the telescopic ends of the second hydraulic telescopic rod and the third hydraulic telescopic rod are respectively movably connected with the first movable connecting piece and the second movable connecting piece.

The utility model provides an aforementioned linking bridge of dozer, the dozer connecting plate includes the diaphragm, the rear wall left and right sides rigid coupling of diaphragm has first activity regulating plate, the central department rigid coupling of the rear wall of diaphragm has second activity regulating plate, first activity regulating plate and second activity regulating plate are double-deck hollow out construction, and first swing joint spare and second swing joint spare and the first activity regulating plate of the left and right sides activity grafting respectively, first activity regulating plate and second activity regulating plate and diaphragm welding, the activity grafting has third swing joint spare between second activity regulating plate and the swing joint board.

The utility model provides an aforementioned linking bridge of dozer blade, it includes grabs the board to snatch, it has and rotates the connecting cylinder matched with to snatch the groove to grab the board and open with the junction of rotating the connecting cylinder, the rear side of grabbing the board is opened there is the activity spread groove.

According to the connecting bracket of the dozer blade, the reinforcing plate is arranged at the joint of the double-end fixing plate and the connecting plate.

According to the connecting support of the dozer blade, the rotating bearings are arranged at the joints of the first movable connecting piece, the second movable connecting piece and the third movable connecting piece, the left first movable adjusting plate and the right first movable adjusting plate and the joints of the third movable connecting piece and the left second movable adjusting plate and the right second movable adjusting plate respectively.

The utility model has the advantages that: the utility model has the advantages of reasonable design, second swing joint spare and third swing joint spare are articulated with second hydraulic telescoping rod and third hydraulic telescoping rod respectively, second hydraulic telescoping rod and third hydraulic telescoping rod are installed on the connecting plate through the fixed connection spare on the fixed plate, during normal operation, the distance that second hydraulic telescoping rod and third hydraulic telescoping rod stretch out equals, make the dozer blade connecting plate transversely promote, when the length that wherein second hydraulic telescoping rod stretches out is greater than the length that third hydraulic telescoping rod stretches out, or when third hydraulic telescoping rod is greater than the length that second hydraulic telescoping rod stretches out, through first swing joint spare, second swing joint spare and third swing joint spare, the dozer blade connecting plate rotates to left side or right side, make the dozer blade connecting plate form an angle, carry out nimble adjustment to the operation scope, make the driver need not adjust the position of whole excavator, greatly increased efficiency reduction operation intensity, installed last limiting plate and lower limiting plate, protected whole hydraulic telescoping rod, the operational environment of bull-dozer is complicated, and the dozer blade often can receive the striking of foreign matter, and after limiting plate and lower limiting plate, protection pneumatic cylinder and piston rod avoid the striking and the pollution of foreign matter, increase life.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the grasping plate;

fig. 3 is a schematic structural view of a blade attachment plate.

In the figure: 1. the connecting cylinder rotates, 2, snatch the piece, 201, snatch the board, 202, snatch the groove, 203, the swing joint groove, 3, first hydraulic telescoping rod, 4, the rotation connecting piece, 5, the connecting plate, 6, the locating plate, 7, third hydraulic telescoping rod, 8, fixed connection spare, 9, the limiting plate down, 10, go up the limiting plate, 11, second hydraulic telescoping rod, 12, second swing joint spare, 13, first swing joint spare, 14, the fixed plate, 15, the swing joint board, 16, third swing joint spare, 17, the soil spade connecting plate, 1701, the diaphragm, 1702, first adjustable plate, 1703, the second adjustable plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to FIGS. 1-3: a connecting bracket of a dozer blade comprises a rotary connecting cylinder 1, a grabbing part 2 is sleeved at the center of the rotary connecting cylinder 1, the grabbing part 2 comprises a grabbing plate 201, a grabbing groove 202 matched with the rotary connecting cylinder 1 is formed in the joint of the grabbing plate 201 and the rotary connecting cylinder 1, a movable connecting groove 203 is formed in the rear side of the grabbing plate 201, the grabbing part 2 is movably connected with a first hydraulic telescopic rod 3, a telescopic end of the first hydraulic telescopic rod 3 is fixedly connected with a rotary connecting piece 4, the left side and the right side of the rotary connecting cylinder 1 are fixedly connected with connecting plates 5, the upper end side wall of the left connecting plate 5 is movably connected with the rotary connecting piece 4, one sides of the two groups of connecting plates 5, far away from each other, are fixedly connected with positioning plates 6, the lower end of the left positioning plate 6 is movably connected with a second hydraulic telescopic rod 11, the lower end of the right positioning plate 6 is movably connected with a third hydraulic telescopic rod 7, and the second hydraulic telescopic rod 11, the third hydraulic telescopic rod 7 and, two groups of positioning plates 6 are fixedly connected with an upper limiting plate 10 and a lower limiting plate 9 at one side far away from each other, a second hydraulic telescopic rod 11 and a third hydraulic telescopic rod 7 are respectively positioned between the upper limiting plate 10 and the lower limiting plate 9 at the left side and the right side, the front side walls of the two groups of connecting plates 5 are fixedly connected with a fixed plate 14, the joint of the fixed plate 14 and the connecting plate 5 is provided with a reinforcing plate, the upper end and the lower end of the front side wall of the fixed plate 14 are fixedly connected with movable connecting plates 15, the movable connecting plates 15 are movably connected with a soil-pushing shovel connecting plate 17, the telescopic ends of the second hydraulic telescopic rod 11 and the third hydraulic telescopic rod 7 are respectively movably connected with a first movable connecting piece 13 and a second movable connecting piece 12, the soil-pushing shovel connecting plate 17 comprises a transverse plate 1701, the left side and the right side of the rear side wall of the transverse plate 1701 are fixedly connected with a first movable adjusting plate 1702, the center of the rear side, and the first movable connecting piece 13 and the second movable connecting piece 12 are movably inserted with the first movable adjusting plates 1702 on the left side and the right side respectively, the first movable adjusting plates 1702 and the second movable adjusting plates 1703 are welded with the transverse plate 1701, the third movable connecting piece 16 is movably inserted between the second movable adjusting plates 1703 and the movable connecting plate 15, and rotating bearings are arranged at the joints of the first movable connecting piece 13, the second movable connecting piece 12 and the third movable connecting piece 16 with the first movable adjusting plates 1702 and the second movable adjusting plates 1703 on the left side and the right side respectively.

To sum up, when the utility model is used, the first movable connecting piece 13 and the second movable connecting piece 12 are respectively hinged with the second hydraulic telescopic rod 11 and the third hydraulic telescopic rod 7, the second hydraulic telescopic rod 11 and the third hydraulic telescopic rod 7 are installed on the connecting plate through the fixed connecting piece on the fixed plate, during normal operation, the extending distance of the second hydraulic telescopic rod 11 and the third hydraulic telescopic rod 7 is equal, so that the soil pushing shovel connecting plate 17 is pushed transversely, when the extending length of the third hydraulic telescopic rod 7 is larger than the extending length of the second hydraulic telescopic rod 11, or the second hydraulic telescopic rod 11 is at the extending length of the third hydraulic telescopic rod 7, the soil pushing shovel connecting plate 17 rotates to the left side or the right side through the first movable connecting piece 13, the second movable connecting piece 12 and the third movable connecting piece 16, so that the soil pushing shovel connecting plate 17 forms an angle, the operation range is adjusted flexibly, make the driver need not adjust the position of whole excavator, greatly increased efficiency reduction operation intensity, install upper limit plate 10 and lower limit plate 9, get up whole hydraulic telescoping rod protection, the operation environment of bull-dozer is complicated, the dozer blade often can receive the striking of foreign matter, including limiting plate 10 and lower limit plate 9 back, protection hydraulic cylinder and piston rod avoid the striking and the pollution of foreign matter, increase life.

The first hydraulic telescopic rod, the second hydraulic telescopic rod and the third hydraulic telescopic rod mentioned in the above embodiments are all electrical components which are easily available in the market, and the first hydraulic telescopic rod, the second hydraulic telescopic rod and the third hydraulic telescopic rod are mature technologies which are mastered by those skilled in the art, and in this embodiment, only the hydraulic telescopic rods are used, and the structures and functions of the hydraulic telescopic rods are not changed.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a linking bridge of dozer blade, is including rotating connecting cylinder (1), its characterized in that: the center of the rotary connecting cylinder (1) is sleeved with a grabbing part (2), the grabbing part (2) is movably connected with a first hydraulic telescopic rod (3), the telescopic end of the first hydraulic telescopic rod (3) is fixedly connected with a rotary connecting piece (4), the left side and the right side of the rotary connecting cylinder (1) are fixedly connected with connecting plates (5), the upper end side wall of the connecting plate (5) is movably connected with the rotary connecting piece (4), one sides of two groups of connecting plates (5) which are far away from each other are fixedly connected with a positioning plate (6), the lower end of the positioning plate (6) on the left side is movably connected with a second hydraulic telescopic rod (11), the lower end of the positioning plate (6) on the right side is movably connected with a third hydraulic telescopic rod (7), and the second hydraulic telescopic rod (11), the third hydraulic telescopic rod (7) and the positioning plate (6) are movably connected through a fixed connecting piece (8), two sets of locating plate (6) keep away from one side rigid coupling each other and have last limiting plate (10) and limiting plate (9) down, and second hydraulic telescoping rod (11) and third hydraulic telescoping rod (7) all are located the left and right sides and go up between limiting plate (10) and limiting plate (9) down, and are two sets of the preceding lateral wall rigid coupling of connecting plate (5) has fixed plate (14).

2. A connecting bracket for a dozer blade as claimed in claim 1 wherein: the upper and lower both ends rigid coupling of the preceding lateral wall of fixed plate (14) has swing joint board (15), swing joint has dozer blade connecting plate (17) on swing joint board (15), the flexible end difference swing joint of second hydraulic telescoping rod (11) and third hydraulic telescoping rod (7) has first swing joint spare (13) and second swing joint spare (12).

3. A connecting bracket for a dozer blade as claimed in claim 2 wherein: the soil pushing blade connecting plate (17) comprises a transverse plate (1701), wherein a first movable adjusting plate (1702) is fixedly connected to the left side and the right side of the rear side wall of the transverse plate (1701), a second movable adjusting plate (1703) is fixedly connected to the center of the rear side wall of the transverse plate (1701), the first movable adjusting plate (1702) and the second movable adjusting plate (1703) are of double-layer hollow structures, a first movable connecting piece (13) and a second movable connecting piece (12) are movably connected with the first movable adjusting plate (1702) on the left side and the right side in an inserting mode respectively, the first movable adjusting plate (1702) and the second movable adjusting plate (1703) are welded with the transverse plate (1701), and a third movable connecting piece (16) is movably connected between the second movable adjusting plate (1703) and the movable connecting plate (15) in an inserting mode.

4. A connecting bracket for a dozer blade as claimed in claim 1 wherein: grab piece (2) including grabbing board (201), grab board (201) and the junction of rotating connecting cylinder (1) and open and have and rotate connecting cylinder (1) matched with and grab groove (202), the rear side of grabbing board (201) is opened and is had activity spread groove (203).

5. A connecting bracket for a dozer blade as claimed in claim 1 wherein: and a reinforcing plate is arranged at the joint of the fixing plate (14) and the connecting plate (5).

6. A connecting bracket for a dozer blade as claimed in claim 2 wherein: and rotating bearings are arranged at the joints of the first movable connecting piece (13), the second movable connecting piece (12) and the third movable connecting piece (16) with the left and right first movable adjusting plates (1702) and the second movable adjusting plate (1703) respectively.