CN219078198U

CN219078198U - Self-cleaning scraper

Info

Publication number: CN219078198U
Application number: CN202223476511.XU
Authority: CN
Inventors: 阙春生; 谢金泉; 陈霖; 周军; 周扬; 魏薇; 万晓凤; 孙维鹏; 巍琍峻; 杜正志
Original assignee: Jiangxi Agricultural Technology Extension Center
Current assignee: Jiangxi Agricultural Technology Extension Center
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-26
Anticipated expiration: 2032-12-26

Abstract

The utility model provides a self-cleaning scraper machine, which aims to solve the technical problems that a chain stretches and loosens after a scraper machine of a current structure runs for a period of time, a space is reserved in design so as to adjust a tensioning chain, residual materials in the reserved space can mildew along with the time, the self-cleaning scraper machine comprises a machine shell, a chain wheel assembly and a striker plate, wherein the chain wheel assembly and the striker plate are arranged on a sliding plate, the two sliding plates are respectively connected with a tensioning device and drive the sliding plate and the chain wheel assembly to synchronously move and tension the chain, a small fixed gap is reserved between the striker plate and a chain wheel, and the striker plate also keeps the materials on one side, so that the technical problem of reserving the residual materials in the adjusting space is solved.

Description

Self-cleaning scraper

Technical Field

The utility model relates to the technical field of feed conveying machinery, in particular to a self-cleaning scraper machine.

Background

In the fields of agriculture and animal husbandry, feed processing, grain processing and the like, raw materials, semi-finished products and finished products are required to be conveyed to designated positions by using a scraper, the use of the scraper can greatly reduce the manual strength, and meanwhile, the biological pollution problem caused by manual transportation can be avoided; the structure of the scraper commonly used in the prior art is shown in fig. 1 to 3, and the specific structure thereof can be seen from the description of the drawings and the description of the embodiments.

In the scraper machine with the structure shown in fig. 1 to 3, when materials (feed) are transported in the machine shell, the materials are driven by the chain and the scraping plate on the chain and are conveyed forwards, after a certain period of use, the chain is loosened and is required to be tensioned, therefore, a certain adjusting space is reserved for tensioning the chain, materials can remain in the adjusting space, in actual operation, the materials are found to be attached to the upper part of the chain after the chain drives the materials to be conveyed due to the certain thickness and the certain width of the chain, and are driven into the adjusting allowance space between the end part of the chain and the end part of the machine shell (see fig. 1), and the scraping plate cannot scrape the materials in the adjusting allowance space, so that the materials can be changed in quality and pollute the materials along with long-time accumulation, and the technical problem is solved.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a self-cleaning scraper machine so as to solve the technical problems that the scraper machine with the current structure is easy to have residual materials and mildew in a residual material adjusting space when conveying materials.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows:

the self-cleaning scraper comprises a shell and a chain positioned in the shell, wherein a plurality of scraper plates are arranged on the chain, the end parts of the chain are arranged on sliding plates through chain wheel shaft assemblies, the number of the sliding plates is two and are respectively positioned at two sides of the end parts of the shell, two ends of a bearing in the chain wheel shaft assemblies are arranged on the two sliding plates, the two sliding plates are respectively arranged on the side wall of the shell through locking bolts, and the locking bolts are arranged in kidney-shaped holes on the shell; the two sliding plates are respectively connected with a tensioning device and drive the sliding plates and the chain wheel shaft assembly to synchronously move and promote the chain to be tensioned, a material blocking plate is arranged at the end part of the chain in the machine shell, and the material blocking plate and the end part of the chain are arranged at intervals and synchronously move along with the chain.

The baffle plate is spaced from the end of the chain by 1mm-20mm.

Rectangular holes are respectively formed in the machine shells at the two sides of the end part of the chain, connecting plates are respectively connected to the two sides of the top of the striker plate, the connecting plates are connected with the sliding plates through the rectangular holes, and the connecting plates can slide in the rectangular holes.

The connecting plate is connected with the sliding plate through an assembling bolt, and the assembling bolt can slide in the rectangular hole.

The middle upper part of the striker plate is of a vertical structure, and the middle lower part of the striker plate is of an arc-shaped structure which is bent towards the direction of the chain.

The tensioning device comprises an adjusting screw rod fixed at the end part of the shell and a fixing lug fixed at the end part of the sliding plate, one end of the adjusting screw rod is connected with the fixing lug through two fixing bolts, and the other end of the adjusting screw rod is connected with the shell through two adjusting nuts.

The utility model has the beneficial effects that:

this design is through increasing the design of striker plate, can block the residual material that brings on the chain, has avoided the material to enter into the regulation allowance space in the place ahead, simultaneously, designs into synchronous moving structure with striker plate and chain, can realize still not influencing the use of striker plate under the circumstances of adjusting the chain tension.

Drawings

FIG. 1 is a schematic view of a scraper machine in a conventional structure;

FIG. 2 is a schematic view of a partial structure of a scraper in a top view of a conventional structure;

FIG. 3 is a schematic cross-sectional view of a scraper in a conventional structure;

FIG. 4 is a schematic view (with partial cross-section) of a scraper in a side view of the present design;

fig. 5 is a schematic cross-sectional view of the scraper in the present embodiment in a top view;

in the figure: the chain wheel comprises a chain wheel shaft assembly, a bearing, a sliding plate, a material baffle, an assembly bolt, a locking nut, a scraping plate, a chain, a shell, an adjusting screw rod, an adjusting nut, an adjusting waist hole, a rectangular hole, a fixing lug and a reserved material, wherein the chain wheel shaft assembly, the bearing, the sliding plate, the material baffle, the assembly bolt, the locking nut, the scraping plate, the chain, the shell, the adjusting screw rod, the adjusting nut, the adjusting waist hole, the rectangular hole, the fixing lug and the reserved material.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

example 1: a self-cleaning scraper machine, see fig. 4 to 5.

The chain 8 is provided with a plurality of scraping plates 7, the end part of the chain 8 is arranged on the sliding plate 3 through the chain wheel shaft assembly 1, the number of the sliding plates 3 is two and are respectively positioned at two sides of the end part of the shell 9, two ends of a bearing 2 in the chain wheel shaft assembly 1 are arranged on the two sliding plates 3, the two sliding plates 3 are respectively arranged on the side wall of the shell through the locking bolt 6, and the locking bolt 3 is arranged in a kidney-shaped hole on the shell; the two sliding plates 3 are respectively connected with a tensioning device and drive the sliding plates and the chain wheel shaft assembly to synchronously move and promote the chain to be tensioned, the tensioning device comprises an adjusting screw rod 10 fixed at the end part of the machine shell 9 and a fixing lug fixed at the end part of the sliding plate 3, one end of the adjusting screw rod 10 is connected with the fixing lug through two fixing bolts, and the other end of the adjusting screw rod 10 is connected with the machine shell 9 through two adjusting nuts 11.

When the tension of the chain is adjusted through the structure, the locking nut and one of the adjusting nuts are unscrewed, then the adjusting screw is driven by the adjusting nut, the adjusting screw 10 is driven to drive the sliding plate 3, the chain connected with the sliding plate 3 and the like to move, the adjustment of the chain can be completed, and the adjustment of the tension of the chain can be completed by screwing the locking nut and the adjusting nut after the adjustment.

Further, in the design, a striker plate 4 is arranged at the end part of the chain in the shell 9, the striker plate 4 and the end part of the chain 8 are arranged at intervals and synchronously move along with the chain, preferably, the striker plate 4 and the end part of the chain 8 are spaced by 1mm-20mm, and the middle upper part of the striker plate 4 is of a vertical structure, the middle lower part of the striker plate is of an arc structure which is bent towards the direction of the chain and is matched with the radian of the chain; meanwhile, rectangular holes 13 are respectively formed in the machine shells 9 at the two sides of the end part of the chain 8, connecting plates are respectively connected to the two sides of the top of the striker plate 4, the connecting plates are connected with the sliding plate 3 through assembling bolts 5, and the assembling bolts 5 can slide in the rectangular holes.

Through the design, the assembly bolt 5 needs to be unscrewed when the tension degree of the chain is adjusted, the striker plate can synchronously move along with the sliding plate at the moment, the assembly bolt 5 is locked after adjustment, and in the process of conveying materials by the chain, the materials driven by the chain can be blocked by the striker plate and guided to the lower side through the striker plate due to the blocking effect of the striker plate at the front end of the chain, and the striker plate and the chain keep a small gap, so that the scraper plate on the chain can scrape away the blocked materials by the striker plate and solve the problems in the background art to a great extent.

The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present utility model.

Claims

1. The self-cleaning scraper comprises a shell and a chain positioned in the shell, wherein a plurality of scraper plates are arranged on the chain, the end parts of the chain are arranged on sliding plates through chain wheel shaft assemblies, the number of the sliding plates is two and are respectively positioned at two sides of the end parts of the shell, two ends of a bearing in the chain wheel shaft assemblies are arranged on the two sliding plates, the two sliding plates are respectively arranged on the side wall of the shell through locking bolts, and the locking bolts are arranged in kidney-shaped holes on the shell; the two sliding plates are respectively connected with a tensioning device and drive the sliding plates and the chain wheel shaft assembly to synchronously move and promote the chain to be tensioned, and the chain tensioning device is characterized in that: the end part of the chain in the shell is provided with a material baffle plate which is arranged at intervals with the end part of the chain and synchronously moves along with the chain.

2. Self-cleaning scraper machine according to claim 1, characterized in that: the baffle plate is spaced from the end of the chain by 1mm-20mm.

3. Self-cleaning scraper machine according to claim 1, characterized in that: rectangular holes are respectively formed in the machine shells at the two sides of the end part of the chain, connecting plates are respectively connected to the two sides of the top of the striker plate, the connecting plates are connected with the sliding plates through the rectangular holes, and the connecting plates can slide in the rectangular holes.

4. A self-cleaning scraper machine as claimed in claim 3, wherein: the connecting plate is connected with the sliding plate through an assembling bolt, and the assembling bolt can slide in the rectangular hole.

5. Self-cleaning scraper machine according to claim 1, characterized in that: the middle upper part of the striker plate is of a vertical structure, and the middle lower part of the striker plate is of an arc-shaped structure which is bent towards the direction of the chain.

6. Self-cleaning scraper machine according to claim 1, characterized in that: the tensioning device comprises an adjusting screw rod fixed at the end part of the shell and a fixing lug fixed at the end part of the sliding plate, one end of the adjusting screw rod is connected with the fixing lug through two fixing bolts, and the other end of the adjusting screw rod is connected with the shell through two adjusting nuts.