Bearing oiling device

Abstract

The utility model relates to the technical field of bearings, in particular to a bearing oil injection device which is used for injecting lubricating oil into a bearing assembly, the bearing assembly is provided with an oil injection port, and the bearing oil injection device comprises a pressure tank used for storing the lubricating oil; one end of the oil injection pipeline is communicated with the pressure tank, and the other end of the oil injection pipeline is communicated with the oil injection port; the oil supply assembly is communicated with the pressure tank and is used for supplying lubricating oil in the pressure tank to the oil injection port through the oil injection pipeline; and the temperature detection piece is electrically connected with the oil supply assembly, and the temperature detection piece is used for detecting the temperature in the bearing assembly. The bearing oiling device can automatically inject oil to a bearing, eliminates potential safety hazards of manual oiling, reduces consumption of manpower and material resources, and reduces manufacturing cost of a wet diaphragm.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing technical field especially relates to a bearing oil injection device. BACKGROUND

[0002] At present, wet method diaphragm product is more and more market favour. But wet method diaphragm involves adopting multiple groove multiple roller to drag diaphragm through extraction process in the production process. Among them, roller bearing is the core of supporting roller rotation operation. Because the main line speed of wet processing is fast, and the length of roller is longer, and the diameter is larger, the roller bearing often heats in the operation process, and personnel need to inject oil to lubricate and cool the bearing.

[0003] In the normal operation process of equipment, personnel directly inject oil to roller bearing has safety hidden danger, and part position also needs to be implemented after lifting extraction tank cover, therefore, will influence production capacity, and also needs to consume a lot of manpower and material resources, leads to the rise of wet method diaphragm manufacturing cost.

[0004] Therefore, a bearing oil injection device is needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a bearing oil injection device, can automatically inject oil to bearing, eliminates the safety hidden danger of manual injection, reduces the consumption of manpower and material resources, reduces the manufacturing cost of wet method diaphragm.

[0006] To achieve this purpose, the utility model adopts the following technical scheme:

[0007] Bearing oil injection device for injecting lubricating oil to bearing assembly, the bearing assembly is equipped with oil injection port, the bearing oil injection device includes:

[0008] Pressure tank for storing lubricating oil;

[0009] Oil injection pipeline, one end of the oil injection pipeline is communicated with the pressure tank, and the other end of the oil injection pipeline is communicated with the oil injection port;

[0010] Oil supply assembly, the oil supply assembly is communicated with the pressure tank, and is used for supplying the lubricating oil in the pressure tank to the oil injection port through the oil injection pipeline;

[0011] Temperature detection piece, the temperature detection piece is electrically connected with the oil supply assembly, and the temperature detection piece is used for detecting the temperature inside the bearing assembly.

[0012] In some embodiments, the oil supply assembly comprises an air inlet pipe, one end of the air inlet pipe being in communication with the air compressor, the other end of the air inlet pipe being in communication with the pressure tank, the air compressor being capable of introducing air into the pressure tank through the air inlet pipe, and an air inlet control valve being arranged on the air inlet pipe.

[0013] In some embodiments, a gas pressure regulating valve is arranged on the pressure tank and is in communication with the pressure tank.

[0014] In some embodiments, a pressure relief valve is arranged on the pressure tank and is in communication with the pressure tank.

[0015] In some embodiments, the oil injection pipeline comprises an oil injection main pipe and a plurality of parallel oil injection branch pipes in communication with each other, each of the oil injection branch pipes being connected to the bearing assembly one by one, the oil injection branch pipes being in communication with the oil injection ports, and the oil injection main pipe being in communication with the pressure tank.

[0016] In some embodiments, an oil injection control valve is arranged on each of the oil injection branch pipes, and an on-off valve is arranged on the oil injection main pipe.

[0017] In some embodiments, a supplementary oil pipeline is further included, the supplementary oil pipeline being in communication with the pressure tank, and a supplementary oil control valve being arranged on the supplementary oil pipeline.

[0018] In some embodiments, an oil level detection member is further included, the oil level detection member being arranged in the pressure tank.

[0019] In some embodiments, the oil level detection member comprises a first liquid level meter and a second liquid level meter, the first liquid level meter corresponding to the highest liquid level of the lubricating oil in the pressure tank, and the second liquid level meter corresponding to the lowest liquid level of the lubricating oil in the pressure tank.

[0020] In some embodiments, a blowdown valve is arranged on the downward side of the pressure tank and is in communication with the pressure tank.

[0021] The beneficial effects of the utility model are as follows:

[0022] The utility model provides a bearing oil injection device, and the oil injection pipeline is communicated with the pressure tank of storage lubricating oil, and the other end of oil injection pipeline is communicated with the oil injection port of bearing assembly, and the oil supply assembly is communicated with the pressure tank, and is used for supplying the lubricating oil in the pressure tank to the oil injection port through the oil injection pipeline. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be needed to use the drawing in the embodiment of the utility model briefly introduced, obviously, the drawing in the following description only some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other drawings according to the content of the embodiment of the utility model and these drawings.

[0024] Figure 1 It is the principle diagram of the bearing oil injection device of the utility model.

[0025] In the drawing:

[0026] 1, pressure tank, 11, air pressure regulating valve, 12, pressure relief valve, 13, blowdown valve, 2, oil injection pipeline, 21, oil injection main pipe, 211, on-off valve, 22, oil injection branch pipe, 221, oil injection control valve, 3, air inlet pipeline, 31, air inlet control valve, 4, oil supplement pipeline, 41, oil supplement control valve, 5, oil level detection piece, 51, first liquid level meter, 52, second liquid level meter. DETAILED DESCRIPTION

[0027] Before any embodiments of the application are explained in detail, it is to be understood that the application is not limited in its application to the details of construction and the arrangement of components set forth in the following description or illustrated in the above-described drawings.

[0028] In this application, the terms "comprise", "contain", "include", or any other variant thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, the element defined by the phrase "comprising a" does not exclude the presence of additional identical elements in the process, method, article, or apparatus comprising the element.

[0029] In this application, the terms "connection", "combination", "coupling", "mounting" can be direct connection, combination, coupling or mounting, or indirect connection, combination, coupling or mounting. Among them, for example, direct connection refers to the connection of two parts or components without the need for an intermediate part, and indirect connection refers to the connection of two parts or components with at least one intermediate part. In addition, "connection" and "coupling" are not limited to physical or mechanical connection or coupling, and can include electrical connection or coupling.

[0030] In this application, those skilled in the art will understand that the functions performed by the components can be performed by one component, multiple components, one part, or multiple parts. Similarly, the functions performed by the parts can also be performed by one part, one component, or multiple parts in combination.

[0031] In this application, the terms "up", "down", "left", "right", "front", "back", and the like are described in the orientation and positional relationship shown in the drawings, and should not be understood as limiting the embodiments of the application. In addition, it should also be understood in the context that when referring to one element connected to another element "on" or "under", it can be directly connected to another element "on" or "under", or indirectly connected to another element "on" or "under" through an intermediate element. It should also be understood that the terms "up", "down", "left", "right", "front", "back", and the like not only represent the positive direction, but also can be understood as the side direction. For example, the lower side can include the lower side, the lower left side, the lower right side, the lower front side, and the lower back side, etc.

[0032] In the process of preparing a wet method diaphragm by using a device, in order to be able to automatically lubricate the bearing of the roller, eliminate the safety hidden danger of manual lubrication, reduce the consumption of manpower and material resources, and reduce the manufacturing cost of the wet method diaphragm, as shown in Figure 1 The utility model provides a bearing lubricating device for injecting lubricating oil to bearing assembly, bearing assembly is equipped with oil port on it. Among them, bearing assembly includes bearing main part and sealing shell for sealing bearing main part. Oil port is opened on sealing shell.

[0033] The bearing oil injection device comprises a pressure tank 1, an oil injection pipeline 2, an oil supply assembly and a temperature detection member.

[0034] The pressure tank 1 is used for storing lubricating oil. One end of the oil injection pipeline 2 is in communication with the pressure tank 1, and the other end of the oil injection pipeline 2 is in communication with an oil injection port. The oil supply assembly is in communication with the pressure tank 1 and is used for supplying the lubricating oil in the pressure tank 1 to the oil injection port through the oil injection pipeline 2. The temperature detection member is electrically connected with the oil supply assembly and is used for detecting the temperature of a bearing body of a bearing assembly.

[0035] In the process of preparing the diaphragm, when the temperature detection member detects that the bearing body is overheated, the temperature detection member sends a signal to the oil supply assembly, and the oil supply assembly supplies the lubricating oil to the oil injection port through the oil injection pipeline 2 to lubricate and cool the bearing body, so as to realize automatic oil injection of the bearing body. Through the above-mentioned mode, the safety hazard of manual oil injection can be eliminated, and the consumption of manpower and material resources is reduced. In this process, the equipment can be continuously operated, and the manufacturing cost of the wet diaphragm is reduced.

[0036] In some embodiments, the pressure tank 1 is made of 304 stainless steel, the length, width and height of the tank body of the pressure tank 1 can be designed according to the bearing, and the outer shape structure can be circular or square. The wall thickness of the tank body is 10mm-20mm. By using stainless steel to manufacture the pressure tank 1, corrosion can be prevented.

[0037] In some embodiments, the temperature detection member is a contact type temperature sensor. By using the contact type temperature sensor to closely contact the bearing body, the overheating condition of the bearing body can be detected in real time.

[0038] In some embodiments, the oil supply assembly comprises an air inlet pipeline 3, one end of the air inlet pipeline 3 is in communication with an air compressor, and the other end of the air inlet pipeline 3 is in communication with the pressure tank 1. The air compressor can introduce air into the pressure tank 1 through the air inlet pipeline 3, and an air inlet control valve 31 is arranged on the air inlet pipeline 3. Specifically, the temperature detection member is electrically connected with the air compressor through a controller. When the temperature detection member detects that the bearing body is overheated, a signal is transmitted to the air compressor through the controller. The controller controls the air compressor to work, and at the same time, the air inlet control valve 31 is opened to fill high-pressure gas into the pressure tank 1. The lubricating oil in the pressure tank 1 flows to the bearing body through the oil injection pipeline 2 under the action of the gas pressure to cool and lubricate the bearing body. The controller can adopt a single-chip microcomputer or a PLC. The controller controls the air compressor and the air inlet control valve 31 through the signal of the temperature detection member, which is a conventional control technology. The control principle thereof will not be described in detail. In other embodiments, a pump can also be used to drive the lubricating oil to be supplied to the bearing body.

[0039] In some embodiments, the pressure tank 1 is provided with an air pressure regulating valve 11 which is in communication with the pressure tank 1. By providing the air pressure regulating valve 11, the pressure of the gas supplied into the pressure tank 1 can be regulated, thereby further ensuring that the air pressure in the pressure tank 1 meets the needs of oil supply.

[0040] In some embodiments, the pressure tank 1 is provided with a pressure relief valve 12 which is in communication with the pressure tank 1. By providing the pressure relief valve 12, when the air pressure in the pressure tank 1 is higher than the set pressure of the pressure relief valve 12, the gas is directly discharged through the pressure relief valve 12, thereby ensuring the safety of the pressure tank 1.

[0041] In some embodiments, the oil injection pipeline 2 comprises an oil injection main pipe 21 and a plurality of parallel oil injection branch pipes 22 which are in communication with each other, each oil injection branch pipe 22 is connected in one-to-one correspondence with a bearing assembly, the oil injection branch pipe 22 is in communication with the oil injection port, and the oil injection main pipe 21 is in communication with the pressure tank 1. By the above-mentioned manner, the arrangement of the oil injection pipeline 2 is facilitated, and the oil supply needs of a plurality of bearing bodies can be met.

[0042] In some embodiments, each oil injection branch pipe 22 is provided with an oil injection control valve 221, and the oil injection main pipe 21 is provided with an on-off valve 211. By controlling the oil injection control valve 221 and the on-off valve 211, when it is needed to supply lubricating oil to the bearing body, the on-off valve 211 is opened, and the oil injection control valve 221 corresponding to the bearing body which needs to be cooled and lubricated is opened according to the needs to supplement the lubricating oil.

[0043] In some embodiments, the bearing oil injection device further comprises a supplement oil pipeline 4 which is in communication with the pressure tank 1, and the supplement oil pipeline 4 is provided with a supplement oil control valve 41. By providing the supplement oil pipeline 4, when the amount of lubricating oil in the pressure tank 1 is small, the supplement oil control valve 41 is opened, and the supplement oil pipeline 4 can be used to supplement the lubricating oil in the pressure tank 1, thereby ensuring that the amount of lubricating oil in the pressure tank 1 meets the use needs.

[0044] In some embodiments, the bearing oil injection device further comprises an oil level detection member 5 which is arranged in the pressure tank 1. Specifically, by providing the oil level detection member 5, the liquid level of the lubricating oil in the pressure tank 1 can be detected in real time, and when the lubricating oil is less, the lubricating oil can be supplemented in time.

[0045] In some embodiments, the oil level detection member 5 comprises a first liquid level gauge 51 and a second liquid level gauge 52, the first liquid level gauge 51 corresponding to the highest liquid level of the lubricating oil in the pressure tank 1, and the second liquid level gauge 52 corresponding to the lowest liquid level of the lubricating oil in the pressure tank 1. Through the above arrangement, when the lubricating oil is below the lowest liquid level, the second liquid level gauge 52 controls the oil supplement control valve 41 to open for oil supplement through the controller, and when the liquid level reaches the highest liquid level, the second liquid level gauge 52 controls the oil supplement control valve 41 to close through the controller, so as to realize automatic control of oil supplement. In this embodiment, the first liquid level gauge 51 and the second liquid level gauge 52 are both float ball liquid level gauges.

[0046] In some embodiments, the downward side of the pressure tank 1 is provided with a blowdown valve 13 communicating with the pressure tank 1. Through the arrangement of the blowdown valve 13, the oil dirt accumulated at the bottom of the pressure tank 1 can be discharged.

[0047] The working process of the bearing oiling device is as follows:

[0048] After the bearing generates heat, the temperature detection member transmits the heat signal to the controller, the controller receives the signal, opens the switch valve 211 and the oil injection control valve 221, then opens the air inlet control valve 31, pressurizes, and the lubricating oil in the pressure tank 1 is injected into the sealed shell under the action of air pressure to lubricate and cool the bearing body. If the pressure in the tank is insufficient, the air pressure of the pressure tank 1 can be adjusted. When the air pressure in the pressure tank 1 exceeds the maximum pressure, the pressure relief valve 12 automatically opens to release pressure. After oil injection is completed, the air inlet control valve 31, the switch valve 211 and the oil injection control valve 221 are all closed. When oil supplement is needed, the oil supplement control valve 41 is opened to start oil supplement to the pressure tank 1, and after reaching the highest liquid level, the first liquid level gauge 51 feeds back information to the controller, and the controller controls the oil supplement control valve 41 to automatically close.

[0049] Through the technical innovation of the equipment, the working efficiency of the equipment roller bearing is greatly improved, the maintenance time is greatly reduced, the production efficiency is improved, the human operation safety hidden danger is reduced, a powerful guarantee is provided for delivery, and the lean production and cost reduction and efficiency improvement work requirements of the enterprise are met.

[0050] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not a limitation on the embodiments of the utility model. For ordinary skilled persons in the art, other different forms of changes or changes can be made on the basis of the above description. Here, it is not necessary and impossible to exhaust all the embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A bearing oil injection device for injecting lubricating oil into a bearing assembly provided with an oil injection port, characterized by, The bearing oil injection device comprises: a pressure tank (1) for storing lubricating oil; an oil injection pipeline (2) having one end in communication with the pressure tank (1) and the other end in communication with the oil injection port; an oil supply assembly in communication with the pressure tank (1) for supplying the lubricating oil in the pressure tank (1) to the oil injection port through the oil injection pipeline (2); a temperature detection member electrically connected with the oil supply assembly and used for detecting the temperature inside the bearing assembly.

2. The bearing oiling device of claim 1, wherein The oil supply assembly comprises an air inlet pipeline (3) having one end in communication with an air compressor and the other end in communication with the pressure tank (1), the air compressor being capable of introducing air into the pressure tank (1) through the air inlet pipeline (3), and the air inlet pipeline (3) being provided with an air inlet control valve (31).

3. The bearing oiling device of claim 2, wherein, The pressure tank (1) is provided with an air pressure regulating valve (11) in communication with the pressure tank (1).

4. The bearing oiling device of claim 1, wherein The pressure tank (1) is provided with a pressure relief valve (12) in communication with the pressure tank (1).

5. The bearing oiling device of claim 1, wherein The oil injection pipeline (2) comprises an oil injection main pipeline (21) and a plurality of parallel oil injection branch pipelines (22) in communication with each other, each of the oil injection branch pipelines (22) being connected with the bearing assembly one by one, the oil injection branch pipelines (22) being in communication with the oil injection port, and the oil injection main pipeline (21) being in communication with the pressure tank (1).

6. The bearing oiling device of claim 5, wherein, Each of the oil injection branch pipelines (22) is provided with an oil injection control valve (221), and the oil injection main pipeline (21) is provided with an on-off valve (211).

7. The bearing oiling device of claim 1, wherein Further comprising a supplementary oil pipeline (4) in communication with the pressure tank (1), and the supplementary oil pipeline (4) is provided with a supplementary oil control valve (41).

8. The bearing oiling device of claim 7, wherein, Further comprising an oil level detection member (5) arranged in the pressure tank (1).

9. The bearing oiling device of claim 8, wherein, The oil level detection member (5) comprises a first liquid level meter (51) and a second liquid level meter (52), the first liquid level meter (51) being arranged corresponding to the highest liquid level of the lubricating oil in the pressure tank (1), and the second liquid level meter (52) being arranged corresponding to the lowest liquid level of the lubricating oil in the pressure tank (1).

10. The bearing oiling device of claim 1, wherein The pressure tank (1) is provided with a blowdown valve (13) on the downward side, and the blowdown valve (13) is in communication with the pressure tank (1).

Images