CN217605227U - Oil leak detection joint, lubrication oil leak detection device and lubrication system - Google Patents

Abstract

The utility model relates to an oil leak detection connects the subassembly, an oil leak detection connects is disclosed, connect the main part and the joint main part that produces oil including the oil feed that constitutes the oil leak detection and connect the main part, the oil feed connects and installs the adjusting element that can adjust the interval between oil feed joint main part and the joint main part that produces oil between main part and the joint main part that produces oil, the oil feed connects the inside oil inlet cavity that is formed with of main part, the inside cavity that produces oil that is formed with of joint main part, the oil feed connects and produces oil to be formed with the cavity that leads to between the joint main part, the inside of the cavity that leads to oil is provided with the case, elastic element and the joint main part butt that produces oil are passed through to case one end, be provided with the shutoff piece between the oil inlet cavity of the case other end and oil feed joint main part. The utility model discloses simple structure, convenient to detach and installation, can be fast accurate form the prepressure in the pipeline, the system of being convenient for detects. Furthermore, the utility model discloses still relate to a lubricated oil leak detection device and lubricating system who contains this oil leak detection joint.

Description

Oil leak detection joint, lubrication oil leak detection device, and lubrication system

Technical Field

The utility model relates to an oil leak detection joint subassembly specifically relates to an oil leak detection connects. Furthermore, the utility model discloses still relate to a lubricated oil leak detection device and lubricating system who contains this oil leak detection joint.

Background

The intelligent centralized lubricating system solves the problems that complex working conditions and lubricating points are more, the lubricating requirements of centralized equipment are more precise along with the control of a manufacturer on the cost, the requirement on environmental pollution is stricter, and the grease conveying real-time detection and monitoring of the tail end pipeline of the lubricating system become the new focus of the intelligent centralized lubricating system of mechanical equipment.

Therefore, a new type of oil leakage detection joint needs to be designed to cooperate with the lubrication system to detect oil leakage at the end of the oil path.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an oil leak detection connects is provided, and this oil leak detection connects the size little, and occupation space is few, simple structure, and convenient to detach and installation can be fast accurate form preceding pressure in the pipeline, the system of being convenient for detects.

In order to solve the technical problem, the utility model provides an aspect provides an oil leak detection connects, which comprises a component the oil feed of oil leak detection connects the main part and the joint main part that produces oil, the oil feed connect the main part with it can adjust to go out to install between the joint main part the oil feed connect the main part with the adjusting element of interval between the joint main part that produces oil, the inside oil feed cavity that is formed with of oil feed joint main part, the inside cavity that produces oil that is formed with of joint main part, the oil feed connect the main part with it leads to oil to be formed with between the joint main part to produce oil, the inside that leads to oil cavity is provided with the case, case one end pass through elastic element with it connects the main part butt to produce oil, the case other end with be provided with the shutoff piece between the oil feed cavity of oil feed joint main part.

Preferably, a tapered hole structure cavity formed in the oil inlet joint body and formed by gradually increasing the cross section of the oil inlet joint body towards the oil outlet joint body.

Specifically, a sealing surface is formed between the plugging piece and the oil inlet cavity.

Preferably, the oil inlet joint body is in threaded connection with the adjusting element, and the oil outlet joint body is in threaded connection with the adjusting element.

Preferably, the elastic element is a spring.

Preferably, the plugging piece is a sealing steel ball.

Preferably, the adjusting element is a limit adjusting nut.

Preferably, the valve core and the blocking piece are integrally formed.

The utility model discloses the second aspect still discloses a lubricated oil leak detection device, including any one of the above-mentioned technical scheme oil leak detection joint.

The utility model discloses the third aspect still discloses a lubricating system, including above-mentioned technical scheme lubricating oil leak detection device.

Through the technical scheme, the beneficial effects of the utility model are as follows:

the utility model discloses the first aspect provides an oil leak detection connects, and its key feature lies in can be quick, accurate form the pressure that preset is good in the pipeline, and the system of being convenient for detects, provides scientific judgement basis for oil leak detection. The oil leakage detection joint mainly comprises an oil inlet joint main body and an oil outlet joint main body, wherein an adjusting element is arranged between the oil inlet joint main body and the oil outlet joint main body, an oil inlet cavity and an oil outlet cavity are respectively arranged in the oil inlet joint main body and the oil outlet joint main body, an oil through cavity is formed between the oil inlet joint main body and the oil outlet joint main body, a valve core is arranged in the oil through cavity, the valve core is abutted against the oil outlet joint main body through an elastic element, and a plugging piece is arranged between the valve core and the oil inlet cavity of the oil inlet joint main body. Use adjusting element to adjust the interval size between oil feed joint main part and the oil outlet joint main part, can also change elastic element's elastic pressure by adjusting element simultaneously, only when the pressure that grease got into the logical oil cavity of oil feed joint main part is greater than elastic element's elastic pressure, grease just can get into the oil outlet joint main part smoothly, pressure is predetermine to elastic pressure through control elastic element, and then reflect the phenomenon whether there is the oil leak through the feedback of oil pressure.

The utility model discloses the second aspect provides a lubricated oil leak detection device who contains the oil leak detection of first aspect connects, and the device's oil leak detection connects and can feed back whether the oil leak through the pressure of adjusting oil.

The utility model discloses the third aspect provides a lubricating system who contains the lubricated oil leak detection device of second aspect, and whether oil leak detection that this lubricating system used connects can feed back through the pressure of adjusting oil and leaks.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic overall structure diagram of an embodiment of the oil leak detection joint of the present invention.

Description of the reference numerals

1. Oil inlet joint body 2 oil outlet joint body

3. Adjusting element 4 valve cartridge

5. Elastic element 6 block piece

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it should be understood that the embodiments described herein are merely for purposes of illustration and explanation, and the scope of the present invention is not limited to the following embodiments.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "provided," "mounted," "connected," and "abutted" are to be understood in a broad sense, for example, the connection may be a direct connection, an indirect connection via an intermediate medium, a fixed connection, a detachable connection, or an integral connection; either directly or indirectly through intervening connectors, either internally or in cooperative relationship to each other. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present invention, without making any explanation to the contrary, the terms of orientation used, such as "inside and outside" are defined based on the inside and outside of the corresponding components, and "oil discharge and oil feed" are defined based on the direction in which the oil leak detection joint is used, specifically, in the drawings provided by the present invention, the orientation or positional relationship of use is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention; for the orientation terms of the present invention, it should be understood in conjunction with the actual installation state.

Referring to fig. 1, the utility model provides an oil leak detection connects, mainly connect main part 1 and play oil joint main part 2 including the oil feed that constitutes the oil leak detection joint main part, oil feed connects main part 1 and goes out oil and install adjusting element 3 between connecting main part 2, adjusting element 3 can adjust the oil feed and connect main part 1 and go out the interval distance between the oil joint main part 2, the inside that connects main part 1 at the oil feed is provided with into the oil cavity, the inside that connects main part 2 at the oil that goes out is provided with the cavity that goes out oil, and, be formed with logical oil cavity between oil joint main part 2 and oil feed joint main part 1 at the oil joint main part 2, the inside that leads to the oil cavity is provided with case 4, elastic element 5 and the looks butt of oil joint main part 2 are passed through to the one end of case 4, the other end is provided with shutoff 6 between the oil cavity that connects main part 1 with the oil feed. It can be understood that, in the above technical solution, the inside of the adjusting element 3 is a hollow structure, and the oil through cavity is also located inside the adjusting element 3, and can be respectively communicated with the oil inlet cavity and the oil outlet cavity, so that the oil inlet cavity, the oil through cavity and the oil outlet cavity are sequentially connected to form an oil passage.

In the utility model, the elastic pressure control valve core 4 of the elastic element 5 is utilized to exert pressure on the plugging piece 6 so as to control the plugging of the oil inlet cavity, the interval between the oil inlet joint main body 1 and the oil outlet joint main body 2 is adjusted through the adjusting element 3, so that the resilience range of the elastic element 5 is adjusted, the smaller the interval is, the smaller the resilience range is, the larger the elastic pressure received by the plugging piece 6 is, and the larger the plugging pressure to the oil inlet cavity is; the larger the interval is, the larger the rebound range is, the smaller the elastic pressure borne by the blocking piece 6 is, and the smaller the blocking pressure on the oil inlet cavity is, namely, the preset pressure of the oil leakage detection joint is set through the adjustment of the adjusting element 3. The utility model provides a pressure in the defeated oil pipe way can be set for in advance to the oil leak detection connects, will the utility model provides an oil leak detection connects installs in defeated oil pipe way, need pass through when lubricating system begins to lead to oil to defeated oil pipe way inside the utility model provides an oil leak detection connects, and fluid in the defeated oil pipe way is to 6 pressure productions of shutoff piece, and pressure detection device in the lubricating system detects the pressure value in defeated oil pipe way, and sends feedback signal to judge whether the fuel feeding is normal, have or not the oil leak condition that appears.

In order to achieve a better blocking effect, a structural cavity with a special shape is formed inside the oil inlet joint main body 1, specifically, a cavity at one end, connected with the blocking piece 6, of the oil inlet cavity in the oil inlet joint main body 1 is a conical hole structural cavity with a gradually increased cross section in the direction from the oil inlet joint main body 1 to the oil outlet joint main body 2, and the cross section of the innermost cavity is smaller and can be blocked by the blocking piece 6, so that a better blocking effect can be achieved on the oil inlet cavity.

It should be noted that, the above is only used as a preferred embodiment of the present invention, the structural cavity with a special shape may also be cylindrical or have other shapes, and the main function of the structural cavity is to cooperate with the blocking piece 6 to achieve a better blocking effect.

Referring to fig. 1, the main form of the middle plugging piece 6 for plugging the oil inlet cavity of the present invention is that a sealing surface is formed between the plugging piece 6 and the oil inlet cavity.

As a specific embodiment of the present invention, the utility model discloses an oil feed adopts threaded connection between joint main part 1 and the adjusting element 3, adopts threaded connection between joint main part 2 and the adjusting element 3 to produce oil. Specifically, referring to fig. 1, the inside of the adjusting element 3 is a hollow structure, an internal thread is provided on the inner surface of the hollow structure, an external thread capable of matching with the internal thread of the adjusting element 3 is provided at one end of the oil inlet joint body 1 close to the adjusting element 3, an external thread is also provided at one end of the oil outlet joint body 2 close to the adjusting element 3, and the interval between the oil inlet joint body 1 and the oil outlet joint body 2 is adjusted by screwing in or screwing out the adjusting element 3.

Referring to fig. 1, a spring is preferably used as the elastic element 5 of the present invention, the spring is a part made of an elastic material, and is deformed under the action of an external force, and the external force is restored after being disappeared. When the pressure of the oil liquid is greater than the pressure of the spring, the spring retracts to one end close to the oil outlet joint main body 2, and the oil liquid smoothly flows into the oil outlet cavity inside the oil outlet joint main body 2; at this moment, the pressure detection device in the lubricating system detects the pressure value in the oil pipeline and sends a feedback signal, and the feedback signal can indicate that the lubricating system is in a normal oil supply state and has no oil leakage condition. If an oil leakage condition occurs, the oil pressure of the oil inlet cavity of the oil inlet joint main body 1 is reduced due to oil leakage, so that the pressure of oil is smaller than that of the spring, the spring rebounds to one end close to the oil inlet joint main body 1, the oil cannot smoothly enter the oil outlet cavity of the oil outlet joint, at the moment, a pressure detection device in the lubricating system detects the pressure value in an oil pipeline and sends a feedback signal, and the feedback signal changes when being in a normal oil supply state relative to the lubricating system, so that the oil leakage condition is indicated; therefore, the pressure in the oil pipe can be preset by utilizing the resilience force of the spring, and whether the oil leakage of the oil passage is detected or not is detected.

Preferably, as the utility model discloses a preferred embodiment, the utility model provides a shutoff piece 6 can be for the shutoff steel ball, because the shutoff steel ball is the spheroid, so can produce better shutoff effect to the oil feed cavity body, in addition, the shutoff steel ball can realize better shutoff effect with bell mouth structure cavity cooperation.

It should be noted that the blocking member 6 may also be in other forms or shapes, for example, a block-shaped blocking member 6 made of rubber or a spherical blocking member 6, and the blocking member 6 made of rubber can avoid abrasion to the oil inlet cavity and protect the oil inlet joint main body 1 provided with the oil inlet cavity. It should be noted that the main function of the blocking piece 6 is to block the oil inlet cavity, so the structural form of the blocking piece needs to be matched with the direction of the oil inlet cavity to form an effective sealing surface.

Furthermore, the utility model discloses preferred spacing adjusting nut does the utility model discloses a preferred embodiment of adjusting element 3, the application field of present spacing adjusting nut is extensive and the processing technology has comparatively ripe, has good regulation and spacing function, can fully satisfy the utility model discloses well needs connect main part 1 and play oil to connect the spacing distance's between 2 demands of regulation and location of main part to the oil feed.

Further, for making the utility model provides a case 4 is more stable with the cooperation of shutoff piece 6, and case 4 and shutoff piece 6 can be integrated into one piece spare, have avoided because the too big shutoff piece 6 that leads to of pressure that fluid produced in the pipeline breaks away from original position, cause the influence to the testing result.

The second aspect of the utility model provides a lubricated oil leak detection device, this lubricated oil leak detection device uses the utility model discloses the oil leak that provides in above-mentioned some embodiments and the preferred embodiment detects the joint, and through the cooperation of other equipment components, uses the oil leak to detect the joint and carry out quick, accurate settlement to the pressure in the defeated oil pipeline in advance, detects to provide scientific judgement benchmark for the oil leak.

The third aspect of the present invention provides a lubrication system, which comprises the above-mentioned lubrication detecting device and can detect the oil leakage condition of the oil pipeline.

For a better understanding of the technical solutions and methods of use of the present invention, preferred embodiments are described below in conjunction with relatively comprehensive preferred technical features.

The utility model mainly provides an oil leak detection connects, it connects main part 1 and goes out oil joint main part 2 mainly to connect including the oil feed that constitutes the oil leak detection and connect, the one end that is close to oil joint main part 2 at oil feed joint main part 1 is provided with the external screw thread, the one end that is close to oil feed joint main part 1 at the joint main part 2 that produces oil is provided with the external screw thread, install the spacing adjusting nut as adjusting element 3 between oil feed joint main part 1 and the joint main part 2 that produces oil, the inside that the oil feed connects main part 1 is provided with the cavity that advances oil, the inside of joint main part 2 that produces oil is provided with the cavity that produces oil, be formed with the cavity that leads to oil between oil feed joint main part 1 and the joint main part 2 that produces oil, it is inside that the cavity that leads to oil is located spacing adjusting nut equally, be provided with case 4 inside the cavity that leads to oil, be provided with the shutoff steel ball as shutoff piece 6 between the one end of case 4 and the oil feed cavity, be formed with the inside bell mouth structure chamber of joint main part of oil feed joint main part 1 and be formed with the sealing face between the bell mouth, the cross section in bell mouth connects, the bell mouth connects the main part by oil feed joint main part 1 and increases to the main part gradually, the main part, the other end of case 4 is provided with the spring that can connect the counterbalance with the joint main part that produces oil.

When the oil leakage detection joint is used, the oil leakage detection joint is arranged at the tail end of an oil pipeline, the pressure in the oil leakage detection joint is set in advance through the limiting adjusting nut, so that the pressure in the oil pipeline is limited, when oil enters the oil inlet joint main body 1 through the oil inlet cavity, if the pressure generated by the oil continuously rises and exceeds the elastic force of the spring, the sealing surface is opened, the sealing steel ball is ejected, and the oil enters the oil through cavity and flows out to the lubricating point of the tail end equipment through the oil outlet cavity; after oil enters the oil inlet joint main body 1 through the oil inlet cavity, if the pressure generated by the oil is smaller than the elastic force of the spring, the sealing steel ball cannot be jacked open, the sealing surface cannot be opened, and the oil cannot enter an oil conveying pipeline. Therefore, the pressure in the oil delivery pipeline is ensured to be stable, the pressure in the oil delivery pipeline is always kept at a certain value, and the lubricating system detects the pressure in the oil delivery pipeline through the lubricating oil leakage detection device so as to judge whether the oil leakage phenomenon occurs in the oil delivery pipeline.

The utility model provides an oil leak detection joint simple structure, convenient to install in dismantlement, can be quick, accurate form the pressure that preset is good in the pipeline, the lubricating system of being convenient for detects, provides scientific judgement basis for oil leak detection.

In the description of the present disclosure, reference to the description of "one embodiment," "some embodiments," "a specific implementation," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In the present disclosure, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is provided for the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be implemented by various simple modifications, which all belong to the protection scope of the present invention.

It should be noted that the various features described in the foregoing embodiments may be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be arbitrarily combined with each other, and the disclosed content of the present invention should be considered as the same as long as it does not violate the idea of the present invention.

Claims (10)

1. The oil leakage detection joint is characterized by comprising an oil inlet joint main body (1) and an oil outlet joint main body (2) which form the oil leakage detection joint main body, wherein an adjusting element (3) capable of adjusting the distance between the oil inlet joint main body (1) and the oil outlet joint main body (2) is arranged between the oil inlet joint main body (1) and the oil outlet joint main body (2), an oil inlet cavity is formed inside the oil inlet joint main body (1), an oil outlet cavity is formed inside the oil outlet joint main body (2), an oil through cavity is formed between the oil inlet joint main body (1) and the oil outlet joint main body (2), a valve core (4) is arranged inside the oil through cavity, one end of the valve core (4) is abutted against the oil outlet joint main body (2) through an elastic element (5), and a blocking piece (6) is arranged between the other end of the valve core (4) and the oil inlet cavity of the oil inlet joint main body (1).

2. The oil leakage detection joint according to claim 1, characterized in that a tapered bore structure cavity with a gradually increasing cross-section is formed inside the oil inlet joint body (1) from the oil inlet joint body (1) to the oil outlet joint body (2).

3. An oil leakage detection joint according to claim 1, wherein a sealing surface is formed between the closure member (6) and the oil inlet chamber.

4. Oil leakage detection joint according to claim 1, characterized in that the oil inlet joint body (1) is screwed to the adjusting element (3) and the oil outlet joint body (2) is screwed to the adjusting element (3).

5. Oil leakage detection joint according to any of claims 1-4, characterized in that said elastic element (5) is a spring.

6. Oil leak detection joint according to any one of claims 1 to 4, characterized in that said closeout (6) is a sealing steel ball.

7. Oil leakage detection joint according to any of claims 1-4, characterized in that said adjusting element (3) is a limit adjusting nut.

8. Oil leakage detection joint according to any of claims 1 to 4, characterized in that said valve element (4) and said blocking piece (6) are an integrally formed piece.

9. An oil leakage detection device for a lubricating oil, comprising an oil leakage detection joint according to any one of claims 1 to 8.

10. A lubrication system comprising a lubrication leakage detection apparatus according to claim 9.

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