Compact off-line filtering device

Abstract

The utility model discloses a compact off-line filtering device which comprises a filter and a valve block, the filter is arranged on the side face of the valve block, a motor is arranged on the top face of the valve block, an oil pump is arranged on the bottom face of the valve block, the oil pump is in driving connection with the motor through a shaft sleeve arranged in the valve block, an oil channel is formed in the valve block, and an oil inlet is formed in the side face of the oil pump. An oil outlet of the oil pump is connected with an oil inlet of the oil duct, and an oil outlet of the oil duct is connected with an oil inlet of the filter. The valve block is adopted, the filter, the oil pump and the motor are arranged on the valve block, the structure is compact, and the filter and the motor are connected with the oil pump through the valve block, so that the gravity acting on the motor is greatly dispersed, and the damage probability is reduced; when the oil pump breaks down, the oil pump can be replaced without being separated from the filter, and maintenance is very convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hydraulic transmission technical field, concretely relates to a compact off-line filter device. BACKGROUND

[0002] At present, the oil supply part of the off-line filter device of the wind power gear box basically adopts the combination structure of motor, shaft coupling, bell cover and oil pump, the oil outlet on the side of the oil pump is connected with the filter through fasteners, if the oil pump fails, the oil pump and the filter need to be separated to replace, because the oil pump and the filter are directly connected, the gravity of the motor, shaft coupling and bell cover acts on the oil pump, the oil pump has the risk of damage after long time operation, and it looks messy. SUMMARY

[0003] The utility model discloses to aim at the deficiency of prior art, provide a compact off-line filter device, compact structure, convenient maintenance.

[0004] The utility model discloses a technical scheme as follows:

[0005] A compact off-line filter device, it includes filter and valve block, filter sets up at the side of valve block, the top surface of valve block is equipped with motor, the bottom surface of valve block is equipped with oil pump, and the oil pump is driven to be connected with motor through the shaft sleeve setting in the inside of valve block, and the inside of valve block is seted up with oil channel, and the side of oil pump is equipped with oil inlet, and the oil outlet of oil pump is connected with the oil inlet of oil channel, and the oil outlet of oil channel is connected with the oil inlet of filter.

[0006] Preferably, the top of the filter is provided with a pressure gauge.

[0007] Preferably, the top and bottom of the filter are provided with plugs.

[0008] Preferably, the filter is arranged on the side of the valve block by fasteners.

[0009] Preferably, the bottom of the filter is provided with an oil outlet.

[0010] Preferably, a pressure switch for detecting the pressure of the oil outlet of the oil pump is installed on the valve block.

[0011] Preferably, a pressure measuring connector is arranged on the valve block, and the end of the pressure measuring connector extends into the oil channel.

[0012] The utility model has the advantages that the valve block is adopted, and the filter, oil pump and motor are arranged on the valve block, so that the structure is compact, and the filter and motor are connected with the oil pump through the valve block, so that the gravity acting on the motor is greatly dispersed, and the damage probability is reduced; when the oil pump fails, the oil pump and the filter do not need to be separated for replacement, and the maintenance is very convenient. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the utility model;

[0014] Figure 2 It is Figure 1 the left view;

[0015] Figure 3 It is Figure 1 the right view;

[0016] Figure 4 It is Figure 1 the bottom view;

[0017] In the drawing, 1 is a pressure gauge; 2 is a filter; 3 is a plug; 4 is a pressure switch; 5 is an oil pump; 6 is a valve block; 7 is a shaft sleeve; 8 is a motor; 9 is a pressure measuring connector; and 10 is an oil channel. Specific implementation

[0018] The utility model will be further described in connection with the drawings:

[0019] As Figures 1-4 shown, the utility model discloses a compact off-line filter device, which comprises a filter 2 and a valve block 6, the filter 2 is arranged on the side surface of the valve block 5 through fasteners, the top surface of the valve block 6 is provided with a motor 8, and the bottom surface of the valve block 6 is provided with an oil pump 5, which is drivenly connected with the motor 8 through the shaft sleeve 7 arranged in the valve block 6.

[0020] The valve block 6 in the utility model is internally provided with an oil channel 10, the side surface of the oil pump 5 is provided with an oil inlet, the oil outlet of the oil pump 5 is connected with the oil inlet of the oil channel 10, and the oil outlet of the oil channel 10 is connected with the oil inlet of the filter 2; when the oil pump fails, the oil pump and the filter also do not need to be separated to be replaced, and the maintenance is also very convenient.

[0021] The top of the filter 2 in the utility model is provided with a pressure gauge 1 for observing the internal pressure of the filter 2 in real time. The top and bottom of the filter 2 are both provided with plugs 3, wherein the plug 3 at the top of the filter 2 is used for exhausting, and the plug 3 at the bottom of the filter 2 is used for discharging the oil in the filter before filtration. The bottom of the filter 2 is provided with an oil outlet for discharging the clean oil after filtration.

[0022] The valve block 6 in the utility model is provided with a pressure switch 4 for detecting the pressure of the oil outlet of the oil pump 5, when the pressure of the oil outlet of the oil pump 5 exceeds the set value, the pressure switch 4 immediately alarms and transmits to the pressure relay assembly on the motor 8, so that the motor 8 is controlled to stop running.

[0023] The valve block 6 in the utility model is provided with a pressure measuring connector 9, the end of the pressure measuring connector 9 extends into the oil channel 10, and the oil is sampled when needed.

[0024] The use process of the utility model is as follows:

[0025] In use, the oil liquid is sucked by the oil inlet on the side of the oil pump 5, flows out from the oil outlet of the oil pump 5 driven by the motor 8, enters the filter 2 through the oil passage in the valve block 6 to be filtered, and the filtered oil liquid is discharged from the oil outlet at the bottom of the filter 2. In this process, the pressure switch 4 detects the pressure of the oil outlet of the oil pump 5 in real time, and when the pressure of the oil outlet of the oil pump 5 exceeds the set value, the pressure switch 4 immediately alarms and transmits to the pressure relay component on the motor 8, so as to control the motor 8 to stop running.

[0026] The other unexplained parts of the utility model are the same as the prior art.

Claims

1. A compact off-line filter apparatus characterized by It includes filter (2) and valve block (6), the filter (2) is arranged at the side of the valve block (6), the top of the valve block (6) is equipped with motor (8), the bottom of the valve block (6) is equipped with oil pump (5), the oil pump (5) is driven connection with the motor (8) by the shaft sleeve (7) arranged in the inside of the valve block (6), the inside of the valve block (6) is opened with oil channel (10), the side of the oil pump (5) is equipped with oil inlet, the oil outlet of the oil pump (5) is connected with the oil inlet of the oil channel (10), the oil outlet of the oil channel (10) is connected with the oil inlet of the filter (2).

2. The compact off-line filter apparatus according to claim 1, characterized in that The top of the filter (2) is equipped with pressure gauge (1).

3. The compact off-line filter apparatus according to claim 2, characterized in that The top and bottom of the filter (2) are equipped with plug (3).

4. The compact off-line filter apparatus according to claim 3, characterized in that The filter (2) is arranged at the side of the valve block (6) by fastener.

5. The compact off-line filter apparatus according to claim 4, characterized in that The bottom of the filter (2) is equipped with oil outlet.

6. The compact off-line filter apparatus of claim 1, wherein The valve block (6) is installed with pressure switch (4) for detecting the oil outlet pressure of the oil pump (5).

7. The compact off-line filter apparatus of claim 1, wherein The valve block (6) is equipped with pressure measuring connector (9), and the end of the pressure measuring connector (9) extends into the oil channel (10). The top of the filter (2) is equipped with pressure gauge (1). The top and bottom of the filter (2) are equipped with plug (3). The filter (2) is arranged at the side of the valve block (6) by fastener. The bottom of the filter (2) is equipped with oil outlet. The valve block (6) is installed with pressure switch (4) for detecting the oil outlet pressure of the oil pump (5). The valve block (6) is equipped with pressure measuring connector (9), and the end of the pressure measuring connector (9) extends into the oil channel (10).

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