CN219119427U

CN219119427U - Novel belt feeder pump head structure

Info

Publication number: CN219119427U
Application number: CN202223591532.6U
Authority: CN
Inventors: 高峰
Original assignee: Jiangsu Ecady Machinery Industrial Group Co ltd
Current assignee: Jiangsu Ecady Machinery Industrial Group Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-02
Anticipated expiration: 2032-12-29

Abstract

The embodiment of the application provides a novel belt feeder pump head structure, it includes: pump head body, connecting rod and bearing; the connecting rod is arranged on the crankshaft at one side of the pump head body, and a bearing is arranged at the joint of the connecting rod and the crankshaft. According to the novel belt conveyor pump head structure, engine oil is not required to be used for cooling and lubricating during operation, and dependence of the existing belt conveyor pump head on engine oil is improved; the pump head of the belt conveyor can work normally without using engine oil; the crankshaft connecting rod is connected in a matched manner by using the bearing, which is different from the traditional clearance fit connection, and has the advantages of high bearing transmission efficiency, small power loss, low noise, long service life, no need of high-precision processing grade when in clearance fit of parts, no oil observation mirror, breathing nozzle and oil needle, simple production and installation, low damage rate and easy quality assurance; further, oil lubrication is not required to be added, so that improvement of pump head tightness for preventing oil leakage is avoided.

Description

Novel belt feeder pump head structure

Technical Field

The application relates to the technical field of oil-free belt conveyor pump heads, in particular to a novel belt conveyor pump head structure.

Background

The traditional belt conveyor pump head consists of a box body, a crankshaft bearing, a connecting rod, a valve plate, a piston ring, a cylinder cover, an elbow and other parts, wherein the connecting rod is assembled with the crankshaft through clearance fit before, and the connecting rod is assembled with the piston through clearance fit. When the pump head works, power is transmitted through friction of direct contact between metals, and engine oil is used for cooling and lubricating metal parts.

The structure has the defects that firstly, the clearance fit has higher requirements on machining precision, secondly, the assembly difficulty is high, the assembly is careful to prevent the scratch of the matching surface, and further, the oil lubrication is needed, the sealing performance of a pump body and related matching parts is higher, otherwise, when the structure works, the oil is greatly lost, so that the connecting rod crankshaft cannot be sufficiently lubricated and cooled, the service life is shortened, the connecting rod crankshaft is seriously damaged directly, and the quantity of the oil is needed to be paid attention to frequently, so that the use is influenced.

Therefore, a novel belt conveyor pump head structure is provided.

Disclosure of Invention

The technical problem to be solved by the embodiment of the application is to provide a novel belt conveyor pump head structure, which does not need to use engine oil for cooling and lubrication during working, and improves the dependence of the existing belt conveyor pump head on engine oil; the problem of prior art before connecting rod and bent axle pass through clearance fit assembly lead to machining precision requirement higher, need engine oil lubrication is solved.

In order to solve the technical problem, the embodiment of the application provides a novel belt feeder pump head structure, include: pump head body, connecting rod and bearing; the connecting rod is arranged on the crankshaft at one side of the pump head body, and a bearing is arranged at the joint of the connecting rod and the crankshaft.

Further, the bottom of the shell of the pump head body is fixedly provided with a base.

Further, a belt pulley is fixedly sleeved on the crankshaft.

Further, the inner ring of the bearing is sleeved on the crankshaft.

Further, the inner ring of the bearing is fixedly connected with the crankshaft.

Further, one end of the connecting rod is sleeved on the outer ring of the bearing.

Further, one end of the connecting rod is fixedly connected with the outer ring of the bearing through a screw.

According to the novel belt conveyor pump head structure, engine oil is not required to be used for cooling and lubricating during working, and dependence of the existing belt conveyor pump head on engine oil is improved;

1. the pump head of the belt conveyor can work normally without using engine oil;

2. the crankshaft connecting rod is connected in a matched manner by using the bearing, which is different from the traditional clearance fit connection, and has the advantages of high bearing transmission efficiency, small power loss, low noise, long service life, no need of high-precision processing grade when in clearance fit of parts, no oil observation mirror, breathing nozzle and oil needle, simple production and installation, low damage rate and easy quality assurance;

3. further, oil lubrication is not required to be added, so that improvement of pump head tightness for preventing oil leakage is avoided.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

fig. 2 is a schematic view of a connecting rod mounting structure of an embodiment of the present application.

[ reference numerals description ]

In the figure: 1. a pump head body; 2. a base; 3. a crankshaft; 4. a belt pulley; 5. a connecting rod; 6. a bearing; 7. and (5) a screw.

Detailed Description

It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other, and the present application will be further described in detail with reference to the drawings and the specific embodiments.

In the embodiment of the present application, if there is a directional indication such as up, down, left, right, front, and rear … …, only the relative positional relationship between the components, the movement condition, etc. in a specific posture such as the one shown in the drawings are explained, if the specific posture is changed, the directional indication is correspondingly changed.

In addition, the descriptions of "first," "second," and the like, if used in this application, are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

Referring to fig. 1-2, an embodiment of the present application provides a novel pump head structure of a belt conveyor, including: pump head body 1, connecting rod 5 and bearing 6; the crankshaft 3 on one side of the pump head body 1 is provided with a connecting rod 5, and a bearing 6 is arranged at the joint of the connecting rod 5 and the crankshaft 3.

In the concrete implementation, the joint of the connecting rod 5 and the crankshaft 3 is different from the joint in the prior art by adopting clearance fit connection, and the connecting rod 5 and the crankshaft 3 are connected and installed by adopting a bearing 6, so that the engine oil is not required to be added, the engine oil can normally work, and further, the sealing performance of a box body is not required; the bearing 6 is adopted, so that the transmission efficiency is high, the power loss is low, the noise is low, the service life is long, the high-precision processing grade of parts is not needed when the parts are matched without gaps, the oil observation mirror, the breathing nozzle and the oil needle are not needed, the production and the installation are simple, the damage rate is low, and the quality is easy to ensure; no oil lubrication is added, so that the improvement of the sealing performance of the pump head for preventing the leakage of the oil is avoided.

As a specific technical scheme, the bottom of the casing of the pump head body 1 is fixedly provided with a base 2, and the base 2 provides a supporting installation position for the whole bottom.

In the concrete implementation, the belt pulley 4 is fixedly sleeved on the crankshaft 3, the belt pulley 4 rotates to drive the crankshaft 3 to rotate, and the bearing 6 transmits power to the connecting rod 5.

Specifically, the inner ring of the bearing 6 is sleeved on the crankshaft 3; the inner ring of the bearing 6 is fixedly connected with the crankshaft 3, so that the bearing 6 and the crankshaft 3 are connected and installed.

Further, one end of the connecting rod 5 is sleeved on the outer ring of the bearing 6; one end of the connecting rod 5 is fixedly connected with the outer ring of the bearing 6 through a screw 7, so that the fixed installation between the bearing 6 and the connecting rod 5 is realized.

So that the connecting rod 5 and the crankshaft 3 are provided with a bearing 6 at the joint, and the connecting installation is realized through the bearing 6.

Working principle:

the connecting rod 5 of the novel belt conveyor oil-free pump head is assembled with the crankshaft 3 in a clearance fit manner, the connecting rod 5 is connected with the crankshaft 3 through the bearing 6, sliding friction transmission is changed into rolling transmission of the bearing 6, the structure of the connecting rod 5 is optimized, the connecting rod is divided into two parts, and the connecting rod and the crankshaft are firmly locked together through the two screws 7 and the bearing 6. The belt pulley 4 rotates to drive the crankshaft 3 to rotate, power is transmitted to the connecting rod 5 through the bearing 6, and compressed air is further driven to be compressed by the upper part, and the bearing 6 is connected, so that the engine oil is not required to be added, the engine oil can work normally, and further, the sealing performance of the box body is not required.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Novel belt feeder pump head structure, its characterized in that includes: pump head body, connecting rod and bearing;

the connecting rod is arranged on the crankshaft at one side of the pump head body, and a bearing is arranged at the joint of the connecting rod and the crankshaft.

2. The novel belt conveyor pump head structure of claim 1, wherein a base is fixedly mounted at the bottom of the shell of the pump head body.

3. The novel belt conveyor pump head structure of claim 1, wherein the crankshaft is fixedly sleeved with a belt pulley.

4. The novel belt conveyor pump head structure of claim 1, wherein the inner ring of the bearing is sleeved on the crankshaft.

5. The novel belt conveyor pump head structure of claim 4, wherein the inner ring of the bearing is fixedly connected with the crankshaft.

6. The novel belt conveyor pump head structure of claim 1, wherein one end of the connecting rod is sleeved on the outer ring of the bearing.

7. The novel belt conveyor pump head structure of claim 6, wherein one end of the connecting rod is fixedly connected with the outer ring of the bearing through a screw.