CN217808484U

CN217808484U - Hoist crane with guider

Info

Publication number: CN217808484U
Application number: CN202221926190.6U
Authority: CN
Inventors: 张东伟
Original assignee: Yantai Seamen Vocational Secondary School
Current assignee: Yantai Seamen Vocational Secondary School
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-15
Anticipated expiration: 2032-07-25

Abstract

The utility model provides a hoist with a guiding device, which comprises a housing, a connecting shaft, a gear, a chain and a guiding device, wherein the housing comprises a first shell and a second shell which are mutually spaced and connected through the connecting shaft, the gear is arranged on the connecting shaft, and the chain is meshed with the gear; the guide device comprises a first guide part and a second guide part, the first guide part and the second guide part are respectively arranged on the inner sides of the first shell and the second shell, the first guide part and the second guide part respectively comprise a connecting rod, a guide sheet and a spring, the connecting rod is respectively connected with the first shell and the second shell, the guide sheet is arranged at the end part of the connecting rod, the spring is sleeved on the connecting rod, and the spring is positioned on the inner side of the guide sheet. The utility model discloses a hoist crane with guider can avoid bumping between chain and first casing or the second casing.

Description

Hoist block with guider

Technical Field

The utility model relates to a hoisting equipment technical field, concretely relates to hoist block with guider.

Background

A hoist block is a small hoisting device, usually mounted on a gantry, overhead travelling crane or suspended from a fixed place. The hoisting block is divided into an electric block and a hand block, the existing hoisting block, particularly the hand block, is easy to collide with a housing in the using process, the housing is extruded, the housing is damaged, and the chain can be clamped in a gap between a gear and the housing in serious conditions, so that the chain cannot move and the use is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a hoist crane with guiding device can avoid the collision between chain and the both sides casing.

The technical scheme of the utility model as follows:

a hoist with a guide device comprises a housing, a connecting shaft, a gear, a chain and the guide device, wherein the housing comprises a first shell and a second shell which are spaced from each other, the first shell is connected with the second shell through the connecting shaft, the gear is arranged on the connecting shaft between the first shell and the second shell, and the chain is in meshed connection with the gear; the guiding device comprises a first guiding part and a second guiding part, the first guiding part and the second guiding part are respectively arranged on the inner side of the first shell and the inner side of the second shell, the first guiding part and the second guiding part respectively comprise a connecting rod, a guiding sheet and a spring, two ends of the connecting rod are respectively connected with the first shell and the second shell, the guiding sheet is arranged at the inner end of the connecting rod, the spring is sleeved on the connecting rod, and the spring is located on the inner side of the guiding sheet.

Preferably, the end of the connecting rod is provided with a limiting part, and the limiting part can prevent the guide sheet from separating from the connecting rod.

Preferably, the connecting rod is movably connected with the first housing and the second housing, so that the distance between the guide piece and the chain can be adjusted according to the size of the chain.

Preferably, the outer surface of the connecting rod is provided with threads, and the connecting rod is in threaded connection with the first shell and the second shell, so that the distance between the guide piece and the chain can be conveniently adjusted.

Further, the guiding device further comprises a locking piece, wherein the locking piece is arranged at one end, far away from the guide sheet, of the connecting rod, so that the connecting rod is stably connected with the first shell and the second shell.

Further, the retaining member is a nut, and the nut is in threaded connection with the connecting rod, so that the mounting and the dismounting are convenient.

Preferably, the surface of the guide plate facing the chain is an arc surface concave inwards so as to be adaptable to the chain structure.

Preferably, lower end portions of the guide pieces extend from bottom portions of the first and second housings, respectively, to prevent the chain from being in direct contact with the first and second housings.

According to the utility model discloses according to hoist block with guider, first direction portion and second direction portion are installed respectively to the inboard of first casing and second casing, and first direction portion and second direction portion all include connecting rod, direction piece and spring, and the direction piece is installed on the connecting rod, and the direction piece can restrict the chain and be close to first casing or second casing to avoid bumping between chain and first casing or the second casing. In addition, the spring sleeve is arranged on the connecting rod and located on the inner side of the guide piece, the spring is abutted to the guide piece, and when the chain is in contact with the guide piece, the guide piece is buffered towards two sides, so that the chain can be prevented from being in rigid collision with the guide piece, the guide piece is prevented from being damaged, and the service life of the guide piece is prolonged.

It should be understood that what is described in this summary section is not intended to limit key or critical features of embodiments of the invention, nor is it intended to limit the scope of the invention. Other features of the present invention will become apparent from the following description.

Drawings

The above and other features, advantages and aspects of various embodiments of the present invention will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, like or similar reference characters denote like or similar elements, and wherein:

fig. 1 shows a schematic structural diagram of a hoist provided with a guiding device according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a first guiding portion in the hoist with the guiding device according to the embodiment of the present invention.

Wherein, the corresponding relation between the reference numbers and the part names in fig. 1 is as follows:

the chain comprises a chain 1, a first shell 2, a connecting shaft 3, a second shell 4, a first guide part 5, a connecting rod 51, a guide sheet 52, a spring 53, a limiting part 54, a second guide part 6 and a locking part 7.

Detailed Description

Referring to fig. 1 and 2, an embodiment of the present invention provides a hoist with a guiding device, including a housing, a connecting shaft 3, a gear, a chain 1 and a guiding device, where the housing includes a first casing 2 and a second casing 4, the first casing 2 and the second casing 4 are spaced from each other, and the first casing 2 is connected to the second casing 4 through the connecting shaft 3, the connecting shaft 3 can be connected to the first casing 2 and the second casing 4 through a bearing, the gear is mounted on the connecting shaft 3 between the first casing 2 and the second casing 4, and the chain 1 is engaged with the gear; the guide device comprises a first guide part 5 and a second guide part 6, the first guide part 5 and the second guide part 6 are respectively arranged on the inner sides of the first shell 2 and the second shell 4, the first guide part 5 and the second guide part 6 respectively comprise a connecting rod 51, a guide sheet 52 and a spring 53, two ends of the connecting rod 51 are respectively connected with the first shell 2 and the second shell 4, the guide sheet 52 is arranged at the inner end of the connecting rod 51, the spring 53 is sleeved on the connecting rod 51, and the spring 53 is positioned on the inner side of the guide sheet 52. Specifically, the spring 53 of the first guide portion 5 is located between the first housing 2 and the guide piece 52 of the first guide portion 5 and abuts against the first housing 2 and the guide piece 52, and the spring 53 of the second guide portion 6 is located between the second housing 4 and the guide piece 52 of the second guide portion 6 and abuts against the second housing 4 and the guide piece 52. In addition, a plurality of support rods are further arranged between the first shell 2 and the second shell 4 to increase the stability between the first shell 2 and the second shell 4.

According to the embodiment of the utility model provides a hoist crane with guider, first guide part 5 and second guide part 6 are installed respectively to the inboard of first casing 2 and second casing 4, first guide part 5 and second guide part 6 all include connecting rod 51, direction piece 52 and spring 53, direction piece 52 is installed on connecting rod 51, direction piece 52 can restrict chain 1 and be close to first casing 2 or second casing 4, avoid colliding between chain 1 and first casing 2 or the second casing 4, spring 53 cover is established on connecting rod 51, be located the inboard of direction piece 52, spring 53 and direction piece 52 butt, when chain 1 contacts with direction piece 52, direction piece 52 cushions to both sides, thereby can avoid chain 1 and direction piece 52 to take place hard collision, and then avoid direction piece 52 to damage, increase the life of direction piece 52.

It should be noted that the first guide portion 5 and the second guide portion 6 may have two sets and be disposed on two sides of the first housing 2 and the second housing 4, respectively.

In some alternative embodiments, the end of the connecting rod 51 has a stopper 54, and the stopper 54 can prevent the guide piece 52 from being separated from the connecting rod 51. Alternatively, the stopper 54 may be a plate-shaped structural member, and the outer diameter of the stopper 54 is larger than that of the connecting rod 51.

Alternatively, the connecting rod 51 is movably connected with the first housing 2 and the second housing 4, so that the distance between the guide piece 52 and the chain 1 can be adjusted according to the size of the chain 1.

In some embodiments, the outer surface of the connecting rod 51 is provided with threads, and the connecting rod 51 is threadedly coupled with the first and

second housings

2 and 4, so as to facilitate adjustment of the distance between the guide plate 52 and the chain 1.

Further, the guide device further comprises a locking member 7, and the locking member 7 is disposed at an end of the connecting rod 51 far from the guide piece 52, so that the connecting rod 51 is stably connected with the first housing 2 and the second housing 4. Specifically, the lock member 7 abuts the first housing 2 and the second housing 4.

Optionally, the locking member 7 is a nut, which is threadedly coupled to the connecting rod 51, thereby facilitating installation, removal and adjustment of the locking member 7.

In some embodiments, the surface of the guide plate 52 facing the chain 1 is an arc-shaped surface recessed inward so as to be able to adapt to the structure of the chain 1.

Alternatively, the lower end portions of the guide pieces 52 extend from the bottom portions of the first and

second housings

2 and 4, respectively, to avoid direct contact of the chain 1 with the first and

second housings

2 and 4.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims. It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims

1. A hoist with a guide device is characterized by comprising a housing, a connecting shaft, a gear, a chain and the guide device, wherein the housing comprises a first shell and a second shell which are mutually spaced and connected through the connecting shaft, the gear is arranged on the connecting shaft between the first shell and the second shell, and the chain is in meshed connection with the gear;

the guiding device comprises a first guiding part and a second guiding part, the first guiding part and the second guiding part are respectively arranged on the inner side of the first shell and the inner side of the second shell, the first guiding part and the second guiding part respectively comprise a connecting rod, a guiding sheet and a spring, two ends of the connecting rod are respectively connected with the first shell and the second shell, the guiding sheet is arranged at the inner end of the connecting rod, the spring is sleeved on the connecting rod, and the spring is located on the inner side of the guiding sheet.

2. The hoist block with guide of claim 1, wherein the end of the connecting rod has a stopper.

3. The hoist block with guide of claim 1, wherein the connecting rod is movably connected to the first housing and the second housing.

4. The hoist having the guide apparatus of claim 3, wherein an outer surface of the connecting rod is provided with a thread, the connecting rod being threadedly connected with the first and second housings.

5. Hoist with guide according to claim 4, characterized in that the guide further comprises a locking element arranged at the end of the connecting rod remote from the guide blade.

6. Hoist with guide according to claim 5, characterized in that the locking element is a nut which is screwed to the connecting rod.

7. Hoist with guide according to claim 1, characterized in that the side of the guide blade facing the chain is an arc-shaped side that is concave towards the inside.

8. The hoist having the guide apparatus of claim 1, wherein lower end portions of the guide pieces extend from bottom portions of the first and second housings, respectively.