CN216951111U - Hydraulic oil liquid detects and purifier - Google Patents

Abstract

A hydraulic fluid detection and purification device, comprising: the system comprises a joint A, a stop valve A, an oil well pump, a motor, a pressure transmitter A, an electromagnetic valve A, a fine oil filter group, a pressure transmitter B, a turbine flowmeter, a check valve A, an electromagnetic valve B, an oil particle counter, an electromagnetic valve C, a check valve B, an overflow valve, a stop valve B and a joint B; the joint A is connected with a stop valve A through an oil pipe, the stop valve A is connected with an oil well pump, the oil well pump is connected with a motor, a pressure transmitter A is installed at the outlet of the oil well pump and is divided into two paths, one path is connected with an overflow valve and then passes through a check valve B and is connected with the stop valve B and the joint B through a pipeline; the other path is connected with the electromagnetic valve A, the fine oil filter group, the stop valve B and the joint B. The device solves the problem that the purification, detection and cleanliness monitoring of smaller impurity particles in hydraulic oil are carried out simultaneously by reversing and combining control of the electromagnetic valves, and achieves an ideal technical effect.

Description

Hydraulic oil liquid detects and purifier

Technical Field

The utility model belongs to the field of hydraulic detection equipment, and relates to a hydraulic oil detection and purification device.

Background

It is well known that hydraulic transmissions are a common form of mechanical motion in industrial production, and faults in hydraulic transmissions are mostly due to unclean hydraulic fluid, in addition to mechanical causes. In the mechanical movement of the hydraulic device, impurities in the hydraulic oil often cause early abrasion of a joint surface of a friction pair of a hydraulic element, so that a moving part is damaged, or a valve port and a corrosion element are blocked, and the hydraulic device cannot work normally. Under the general condition, the clearance on the relative motion surface of hydraulic component among the hydraulic means is mostly in 1~5um within range, in order to guarantee the sufficient flow of hydraulic pressure fluid in the work, the hydraulic pressure fluid filter fineness of installation is lower relatively among the hydraulic means, the particulate matter that can't filter gets into the vice motion clearance of friction, can further enlarge the clearance after arousing wearing and tearing, get into bigger impurity particulate matter, cause a series of adverse reactions in the vice surface of friction, make hydraulic means be difficult to normal work.

The utility model patent application published in 2019, 07/19/applies "an adjustable shock absorber of electromagnetic valve damping capable of keeping oil high cleanliness", the application number is: 2018216990256. X, with the publication number CN209130103U, the application date is: 2018, 10 and 18. The utility model discloses a can keep high cleanliness's adjustable shock absorber of solenoid valve damping of fluid, it includes CDC solenoid valve and bumper shock absorber body, open the bottom inboard of the oil storage section of thick bamboo of bumper shock absorber body has a draw-in groove, the joint has magnet in the draw-in groove, open on the upper portion of magnet has a counter sink, install an umbrella-shaped guard shield on the counter sink, the material of umbrella-shaped guard shield is non-magnetic material, through set up the metallic impurity in the magnet adsorption fluid in the bottom of the oil storage section of thick bamboo, prevents through setting up the umbrella-shaped guard shield in the magnet top that the fluid motion from scouring away and make the metallic impurity who adsorbs on magnet float once more, adopts this structure can make the fluid of the adjustable shock absorber of solenoid valve damping keep higher cleanliness, and when the magnet adsorption metallic impurity is more, takes out easily and washs or change. Obviously, this adjustable shock absorber of solenoid valve damping mainly depends on the metallic impurity in the magnet adsorption fluid, relies on the magnet top to set up the umbrella-type guard shield and prevents that fluid from adsorbing the metallic impurity on the magnet from floating once more, to this kind of cleaning methods, is difficult with the impurity clean up in the fluid, especially then can't clean up more to non-metallic impurity.

The hydraulic oil detecting and purifying device has the advantages that the structure is compact, the use is reliable, and the purification efficiency is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hydraulic oil detection and purification device which has the characteristics of compact structure, reliable use, high purification efficiency and the like and is used for detecting and purifying polluted hydraulic oil with small impurity particles.

The technical scheme adopted by the utility model is as follows: a hydraulic fluid detection and purification device, comprising: the device comprises a joint A, a stop valve A, an oil well pump, a motor, a pressure transmitter A, an electromagnetic valve A, a fine oil filter group, a pressure transmitter B, a turbine flowmeter, a check valve A, an electromagnetic valve B, an oil particle counter, an electromagnetic valve C, a check valve B, an overflow valve, a stop valve B and a joint B; the joint A is connected with a stop valve A through an oil pipe, the stop valve A is connected with an oil well pump, the oil well pump is connected with a motor, a pressure transmitter A is installed at the outlet of the oil well pump and is divided into two paths, one path is connected with an overflow valve and then passes through a check valve B and is connected with the stop valve B and the joint B through a pipeline; the other path is connected with an electromagnetic valve A, a fine oil filter group, a stop valve B and a joint B.

And a pressure transmitter B and a turbine flowmeter are sequentially arranged behind the fine oil filter group.

The fine oil filter group comprises: 20um filter, 10um filter, 5um filter, 1um filter; these four filters are arranged in proper order, and the filtration grade precision is 20um, 10um, 5um and 1um in proper order, and every filter all has pollution indicator.

And the outlet of the turbine flowmeter is additionally connected with a bypass which is connected with the oil particle counter through a B electromagnetic valve.

The other parallelly connected A check valve that connects of fluid particle counter, connect a bypass in addition at the overflow valve delivery outlet in addition, be connected with fluid particle counter through C solenoid valve.

And a check valve B is connected beside the oil particle counter in parallel.

By adopting the technical scheme, the device has the beneficial effects that the device can effectively purify pollutants with smaller particles in the hydraulic oil, and can monitor the quantity, pressure and flow of the pollutants in the hydraulic oil, the running state and parameters of the motor and the on-off state of the electromagnetic valve in real time. Through to each solenoid valve switching-over combination control, can realize the detection to hydraulic pressure fluid pollution particulate matter to make the judgement whether purify, solved in the hydraulic pressure fluid less impurity particulate matter purify, detect and the cleanliness factor control go on simultaneously a difficult problem, reach the technological effect of ideal.

Drawings

Fig. 1 is a schematic structural framework diagram of a hydraulic oil detection and purification device according to the present invention.

In the figure: 1. the device comprises a connector A, a stop valve A, a pressure transmitter A, a solenoid valve A, a fine oil filter group 7.1, a filter 20um, a filter 7.2, a filter 10um, a filter 7.3, a filter 5um, a filter 7.4, a filter 1um, a pressure transmitter B, a turbine flowmeter 9, a check valve A, a check valve B, a solenoid valve B, a pressure transmitter 12, an oil particle counter, a solenoid valve C, a solenoid valve A, a check valve B, a motor 15, an overflow valve B, a stop valve B, a pressure transmitter A, a pressure transmitter B, a pressure transmitter A, a pressure transmitter B, a pressure transmitter, a pressure transmitter, a transmitter A, a transmitter B, a transmitter.

Detailed Description

The utility model is further illustrated by the following figures and examples. As shown in fig. 1, a hydraulic oil detecting and purifying apparatus includes: the device comprises a connector A1, a stop valve A2, an oil well pump 3, a motor 4, a pressure transmitter A5, an electromagnetic valve A6, a fine oil filter set 7, a pressure transmitter B8, a turbine flowmeter 9, a check valve A10, an electromagnetic valve B11, an oil particle counter 12, an electromagnetic valve C13, a check valve B14, an overflow valve 15, a stop valve B16 and a connector B17.

As shown in fig. 1, a joint A1 is connected with a stop valve A2 through an oil pipe, the stop valve A2 is connected with an oil well pump 3, the oil well pump 3 is connected with a motor 4, an A pressure transmitter 5 is installed at the outlet of the oil well pump 3 and is divided into two paths, one path is connected with an overflow valve 15, then passes through a check valve B14 and is connected with a stop valve B16 and a joint B17 through pipelines; the other path is connected with an electromagnetic valve A6, a fine oil filter group 7, a stop valve B16 and a joint B17; a B pressure transmitter 8 and a turbine flowmeter 9 are sequentially arranged behind the fine oil filter unit 7; connect a bypass in addition at turbine flowmeter 9 exit, be connected with fluid particle counter 12 through B solenoid valve 11, parallelly connected A check valve 10 by fluid particle counter 12, connect a bypass in addition at overflow valve 15 delivery outlet in addition, be connected with fluid particle counter 12 through C solenoid valve 13, parallelly connected B check valve 14 by fluid particle counter 12.

The motor 4 is a variable frequency motor and is controlled by a frequency converter, and the energy-saving and high-efficiency motor has the advantages of high efficiency and energy saving.

The fine oil filter group 7 includes: 20um filter 7.1, 10um filter 7.2, 5um filter 7.3, 1um filter 7.4; these four filters are arranged in proper order, and the filtration grade precision is 20um, 10um, 5um and 1um in proper order, and every filter all has pollution indicator. A signal is sent to the PLC controller as soon as a certain filter is clogged.

The check valve A10 and the check valve B14 ensure that the oil particle counter 12 in the loop has small pressure, thereby ensuring the safety of the whole detection system.

The hydraulic oil detection and purification device is advanced in control, reliable in use and high in purification efficiency. The problem of in the hydraulic pressure fluid less impurity particulate matter purify, detect and the cleanliness factor control go on simultaneously is solved, under the prerequisite of guaranteeing equipment steady operation, improve hydraulic pressure fluid purification efficiency and cleanliness factor, reached the technological effect of ideal.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will recognize that changes may be made in the form and detail of the embodiments described herein without departing from the spirit and scope of the utility model. The utility model is intended to cover all modifications, equivalents and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.

Claims (6)

1. A hydraulic fluid detection and purification device, comprising: the device comprises a joint A (1), a stop valve A (2), an oil well pump (3), a motor (4), a pressure transmitter A (5), an electromagnetic valve A (6), a fine oil filter group (7), a pressure transmitter B (8), a turbine flowmeter (9), a check valve A (10), an electromagnetic valve B (11), an oil particle counter (12), an electromagnetic valve C (13), a check valve B (14), an overflow valve (15), a stop valve B (16) and a joint B (17); the method is characterized in that: the joint A (1) is connected with the stop valve A (2) through an oil pipe, the stop valve A (2) is connected to an oil well pump (3), the oil well pump (3) is connected with a motor (4), an A pressure transmitter (5) is installed at the outlet of the oil well pump (3) and is divided into two paths, one path of the pressure transmitter is connected with an overflow valve (15), and then the pressure transmitter passes through a check valve B (14) and is connected with a stop valve B (16) and a joint B (17) through a pipeline; the other path is connected with an electromagnetic valve A (6), a fine oil filter set (7), a stop valve B (16) and a joint B (17).

2. The hydraulic fluid detection and purification apparatus of claim 1, wherein: and a B pressure transmitter (8) and a turbine flowmeter (9) are sequentially arranged behind the fine oil filter group (7).

3. The hydraulic oil detection and purification device of claim 2, wherein: the fine oil filter group (7) comprises: 20um filter (7.1), 10um filter (7.2), 5um filter (7.3), 1um filter (7.4); these four filters are arranged in proper order, and the filtration grade precision is 20um, 10um, 5um and 1um in proper order, and every filter all has pollution indicator.

4. The hydraulic fluid detection and purification apparatus of claim 2, wherein: and the outlet of the turbine flowmeter (9) is additionally connected with a bypass which is connected with an oil particle counter (12) through a B electromagnetic valve (11).

5. The hydraulic fluid detection and purification apparatus of claim 4, wherein: the oil particle counter (12) is connected with the check valve A (10) in parallel, and the output port of the overflow valve (15) is connected with a bypass in addition and is connected with the oil particle counter (12) through the solenoid valve C (13).

6. The hydraulic fluid detection and purification apparatus of claim 4, wherein: and a B check valve (14) is connected in parallel beside the oil particle counter (12).

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