CN215596173U

CN215596173U - Main pin shaft for conveniently cleaning oil duct of grab bucket

Info

Publication number: CN215596173U
Application number: CN202121529021.4U
Authority: CN
Inventors: 苏楠
Original assignee: Rizhao Combimake Co ltd
Current assignee: Rizhao Combimake Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-01-21
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a main pin shaft for conveniently cleaning an oil duct of a grab bucket, which relates to the technical field of the main pin shaft of the grab bucket and solves the problem of inconvenience in cleaning the oil duct of the existing main pin shaft.

Description

Main pin shaft for conveniently cleaning oil duct of grab bucket

Technical Field

The utility model relates to the technical field of grab bucket main pin shafts, in particular to a main pin shaft for conveniently cleaning an oil duct of a grab bucket.

Background

The grab bucket is one of main dry bulk cargo handling tools in ports, two or more openable bucket-shaped jaw plates are generally rotationally connected together through a main pin shaft to form a containing space, the jaw plates are closed in a material pile during loading, materials are grabbed into the containing space, the main pin shaft for connecting the grab bucket is generally provided with an oil passage, the oil passage needs to be cleaned when the oil passage is blocked, the existing main pin shaft is provided with a pipe body through the pipe body in the oil passage, the oil pipe is directly replaced when the oil passage is blocked, the oil pipe needs to be continuously replaced, the cost is high, and the main pin shaft for conveniently cleaning the oil passage of the grab bucket is provided.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the main pin shaft for conveniently cleaning the oil duct of the grab bucket.

In order to achieve the purpose, the utility model provides the following technical scheme: the main pin shaft comprises a pin shaft main body, wherein an oil channel hole is formed in the pin shaft main body, a supporting rod is arranged in the oil channel hole, a spiral-structured auger plate is fixedly arranged on the side face of the supporting rod, one end of the supporting rod is fixedly connected with a connector, and the connector is installed and connected at the port position of the oil channel hole in the pin shaft main body through a connecting hole.

Preferably, the connecting head is provided with a through hole along the axis direction of the connecting head, one end of the supporting rod movably penetrates through the through hole of the connecting head, and the supporting rod is connected inside the through hole of the connecting head in a rotating and clamping mode through the coaxial line of the clamping ring.

Preferably, an operating ring is further provided, the operating ring is of a semi-annular structure, and two ends of the operating ring are respectively and rotatably connected to the connecting head.

Preferably, the connector comprises an inner sleeve and an outer sleeve which are connected in an installing mode, the support rod penetrates through the inner sleeve, a locking hole for locking is formed in the side face of the outer sleeve, a limiting ring is fixedly arranged inside one end, close to the auger plate, of the outer sleeve, and a limiting rod with a corresponding size is arranged on the support rod.

Through adopting above-mentioned technical scheme, the oil duct hole has been seted up in the round pin axle main part, the downthehole branch that is provided with of oil duct, the fixed auger plate that sets up helical structure in branch side, the one end tip and the connector fixed connection of branch, the connector passes through connecting hole erection joint and is in the port position in the oil duct hole in the round pin axle main part is provided with the branch that has the auger plate in the oil duct hole, can take out the downthehole debris of oil duct through rotating branch when needs clearance downthehole debris of oil duct, and the clearance is convenient, need not to change, saves the cost.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of another embodiment of the present invention;

1. a pin shaft main body; 2. an oil passage hole; 3. a strut; 4. a twisted plate; 5. a connector; 6. connecting holes; 7. an operating ring; 8. a snap ring; 9. an inner sleeve; 10. a locking hole; 11. an outer sleeve; 12. a confinement ring; 13. a rod is defined.

Detailed Description

Embodiments of a king pin shaft for facilitating cleaning of an oil passage of a grab bucket according to the present invention will be further described with reference to fig. 1 to 3.

A main pin shaft for conveniently cleaning an oil duct of a grab bucket, please refer to figure 1, which comprises a pin shaft main body 1, wherein an oil channel hole 2 is arranged on the pin shaft main body 1, the pin shaft main body 1 is used for rotatably connecting different jaws of the grab bucket, one end of the oil channel hole 2 is positioned at the end surface of the pin shaft main body 1, the other end is positioned at the side surface of the pin shaft main body 1, the oil channel hole 2 is obliquely arranged, so that the discharge and cleaning of sundries in the oil channel hole 2 are more facilitated, a support rod 3 is arranged in the oil channel hole 2, a screw conveyor plate 4 with a spiral structure is fixedly arranged at the side surface of the support rod 3, one end of the support rod 3 is fixedly connected with a connector 5, the connector 5 is fixedly connected with the port position of the oil channel hole 2 in the pin shaft main body 1 through a connecting hole 6, the connecting mode of the connector 5 and the connecting hole 6 is not limited, and a plug-in-connection structure or a threaded connection structure of a plug body and a plug hole can be selected as an example, select in this embodiment to connect more stable threaded connection structure, be connecting hole 6 in the port position of the one end that oil duct hole 2 is close to round pin axle main part 1 terminal surface promptly, be provided with the internal thread in the connecting hole 6, be provided with corresponding external screw thread on connector 5, this device is when using, under the general state, branch 3 and auger plate 4 are located oil duct hole 2 and it passes through connector 5 and connecting hole 6 erection joint, when needing clearance oil duct hole 2, earlier break away from connecting hole 6 position with connector 5 soon, then through rotatory branch 3, carry the debris clearance in oil duct hole 2 to the outside under auger plate 4's the effect, install the locking with connector 5 after the clearance is accomplished.

Referring to fig. 2, as an embodiment of the present invention, a through hole is formed in the connector 5 along its own axis, one end of the support rod 3 movably penetrates through the through hole of the connector 5, and the support rod 3 is coaxially and rotatably clamped in the through hole of the connector 5 through the clamping ring 8, i.e. the support rod 3 penetrates through the connector 5 and is fixedly provided with the clamping ring 8 in an annular structure thereon, the size of the clamping ring 8 is larger than that of the through hole, the support rod 3 and the connector 5 are rotatably clamped by the clamping ring 8, the support rod 3 can rotate in the through hole with its own axis as a center, when in use, the sundries in the oil passage hole 2 can be guided to one end close to the connector 5 by rotating the support rod 3 under the action of the auger plate 4, after the sundries are accumulated to a certain degree, the connector 5, together with the support rod 3 and the auger plate 4 are removed and cleaned, and the components are installed and recovered after the cleaning is completed, therefore, the connector 5 does not need to be detached every time, and the operation is more convenient.

Referring to fig. 2, as an embodiment of the present invention, in order to facilitate use, an operation ring 7 is further provided, the operation ring 7 is a semi-annular structure, two ends of the operation ring 7 are respectively rotatably connected to the connector 5, the operation ring 7 can be used for rotating the connector 5, and can be turned over and attached to the surface of the connector 5 when not in use, the operation ring 7 shown in the drawing of the present embodiment is an arc-shaped semi-ring structure, or other structures can be selected, and further, a groove with a corresponding shape can be formed on the surface of the connector 5 for storage.

Referring to fig. 3, as an embodiment of the present invention, in order to further improve the practicability and the cleaning convenience of the present application, the connector 5 includes an inner sleeve 9 and an outer sleeve 11, which are connected to each other, the connection manner between the inner sleeve 9 and the outer sleeve 11 is not limited, and a plug-in structure or a threaded connection structure can be selected, the support rod 3 penetrates through the inner sleeve 9, a locking hole 10 for locking is formed in a side surface of the outer sleeve 11, a limiting ring 12 is fixedly disposed inside one end of the outer sleeve 11 close to the packing plate 4, a limiting rod 13 with a corresponding size is disposed on the support rod 3, the position of the support rod 3 is limited by the limiting rod 13 and the limiting ring 12, so as to prevent the whole body from falling into the oil passage hole 2, when the device is used, the outer sleeve 11 is locked and mounted on the pin shaft body 1 in a general state, the internal and external communicated gaps are sealed by the inner sleeve 9, when the oil passage hole 2 needs to be cleaned, take out inner skleeve 9, constantly rotate branch 3 and can discharge debris under the effect of auger board 4 gradually, clear up the completion after with inner skleeve 9 shutoff recovery, also can dismantle outer skleeve 11 and whole mechanism completely and take out and carry out thorough clearance when necessary, it is more convenient to use.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a swizzle axle that is used for convenient clearance of oil duct of grab bucket, includes, its characterized in that: the hinge pin comprises a hinge pin body (1), an oil channel hole (2) is formed in the hinge pin body (1), a supporting rod (3) is arranged in the oil channel hole (2), a spiral-structured auger plate (4) is fixedly arranged on the side surface of the supporting rod (3), one end of the supporting rod (3) is fixedly connected with a connector (5), and the connector (5) is fixedly connected with a port of the oil channel hole (2) in the hinge pin body (1) through a connecting hole (6).

2. The main pin shaft for the oil duct of the grab bucket to be cleaned conveniently according to the claim 1, is characterized in that: offer the through-hole along its self axis direction on connector (5), the one end activity of branch (3) runs through the through-hole position of connector (5), just branch (3) rotate the joint through joint ring (8) coaxial line inside the through-hole of connector (5).

3. The main pin shaft for the oil duct of the grab bucket to be cleaned conveniently according to the claim 2, is characterized in that: still be provided with operation ring (7), operation ring (7) are the semicircular structure and its both ends rotate respectively and are connected on connector (5).

4. The main pin shaft for the oil duct of the grab bucket to be cleaned conveniently according to the claim 1, is characterized in that: connector (5) are including erection joint's inner skleeve (9) and outer sleeve (11), branch (3) run through inner skleeve (9), locking hole (10) that are used for locking are seted up to outer sleeve (11) side, outer sleeve (11) are close to the one end internal fixation of auger plate (4) is provided with limit ring (12), be provided with corresponding size's limit lever (13) on branch (3).