CN210719796U - Universal oil sampling device - Google Patents

Universal oil sampling device Download PDF

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Publication number
CN210719796U
CN210719796U CN201921442553.7U CN201921442553U CN210719796U CN 210719796 U CN210719796 U CN 210719796U CN 201921442553 U CN201921442553 U CN 201921442553U CN 210719796 U CN210719796 U CN 210719796U
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China
Prior art keywords
oil
valve seat
seat assembly
seat body
driving handle
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CN201921442553.7U
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Chinese (zh)
Inventor
梁轩伟
孙立乔
杨柳青
安晨光
王虎
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Hunan Huadian Yuntong Power Technical Co ltd
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Hunan Huadian Yuntong Power Technical Co ltd
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Priority to CN201921442553.7U priority Critical patent/CN210719796U/en
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Abstract

The utility model discloses a general oil sample device of getting, including getting oily disk seat assembly, be equipped with in the oil valve seat assembly along the axial and run through the oily passageway of the play of getting oily disk seat assembly, the oil feed end of getting oily disk seat assembly is connected with the oil discharge outlet of oil charge equipment is detachable, the play oil end of getting oily disk seat assembly be used for with connect the detachable connection of oily appearance flourishing oily utensil greatly. The structure that the valve core component extends out of the oil taking valve seat assembly is connected with a driving handle, and the driving handle is used for driving the valve core component to act under the action of external force so as to enable the disconnected oil outlet channel to be gradually connected or the connected oil outlet channel to be gradually disconnected. The oil valve seat assembly is characterized by further comprising a protecting sleeve used for sealing and protecting the oil valve seat assembly, the valve core assembly and the driving handle when oil is not required to be taken, and the protecting sleeve is sleeved outside the oil valve seat assembly and is detachably connected with the oil valve seat assembly.

Description

Universal oil sampling device
Technical Field
The utility model relates to an electrical equipment detects technical field, especially, relates to a general oil sampling device.
Background
Because of oil-filled products such as mutual-inductor, on-load switch need carry out oil sample analysis experiment when the field acceptance, in addition, when need to know whether the running state of these oil-filled products is good, in the settlement period, also need carry out insulation detection to the product. After the oil sample is extracted, whether the characteristic gas of the oil sample has obvious change is checked by chromatographic analysis, and whether the main insulation aspect of the oil sample has problems can be found. In the prior art, an oil discharge port of an oil-filled product is connected with a conventional oil discharge valve, and when an oil sample needs to be extracted, the oil discharge valve is opened to adopt oil taking equipment to take oil. The conventional oil drain valve can be opened to take an oil sample by using an additional tool (a wrench and the like) for matching, so that the operation is inconvenient; in the conventional oil drain valve, oil in an oil-filled product is easy to spray out in the oil taking process, so that inconvenience is brought to the oil taking work of electric workers, and the conflict emotion of the workers is also caused; some oil discharge ports are positioned at high places, so that electric workers can reach corresponding positions only by means of ladders and can take oil only by carrying additional tools, and great inconvenience is brought to work; the conventional oil drain valve is made of cast iron mostly and is exposed outdoors all the year round, and risks such as wire slipping, rusting and fracture are easy to occur due to repeated oil taking operation, so that hidden dangers are brought to safe operation of oil-filled products.
SUMMERY OF THE UTILITY MODEL
The utility model provides a general oil sample device to the needs that exist when solving and adopting conventional fuel outlet valve to get oil exist are with the help of extra instrument, operate inconvenient, get the easy injection of oil in-process appearance oil and make the operation of oil charge product have the technical problem of potential safety hazard.
The utility model adopts the technical scheme as follows:
a universal oil sampling device comprises an oil sampling valve seat assembly, wherein an oil outlet channel which penetrates through the oil sampling valve seat assembly along the axial direction is arranged in the oil sampling valve seat assembly, the oil inlet end of the oil sampling valve seat assembly is detachably connected with the oil outlet of oil charging equipment so that sample oil in the oil charging equipment enters the oil outlet channel, and the oil outlet end of the oil sampling valve seat assembly is detachably connected with an oil container for containing an oil sample so that the sample oil in the oil outlet channel enters the oil container; the structure that the valve core component extends out of the oil taking valve seat assembly is connected with a driving handle which is used for driving the valve core component to act under the action of external force so as to enable the disconnected oil outlet channel to be gradually connected or the connected oil outlet channel to be gradually disconnected; the oil valve seat assembly is characterized by further comprising a protecting sleeve used for sealing and protecting the oil valve seat assembly, the valve core assembly and the driving handle when oil is not required to be taken, and the protecting sleeve is sleeved outside the oil valve seat assembly and is detachably connected with the oil valve seat assembly.
Furthermore, the oil taking valve seat assembly comprises an oil inlet joint group detachably connected with the oil outlet, a valve seat component detachably connected with the oil inlet joint group along the axial direction, and an oil outlet joint group detachably connected with the valve seat component along the axial direction; the oil outlet channel sequentially penetrates through the oil inlet joint group, the valve seat assembly and the oil outlet joint group along the axial direction; the valve core assembly is movably arranged in the oil outlet channel of the valve seat assembly and extends out of the valve seat assembly; the protecting sleeve is sleeved on the excircle of the oil inlet joint group and is detachably connected with the oil inlet joint group, and the valve seat assembly, the oil outlet joint group, the valve core assembly and the driving handle are all located in the protecting sleeve.
Further, the oil inlet joint group comprises an adaptive joint and a connecting disc; the first end of the adapter connector is concave inwards to form a first connecting cylinder part matched with the cylindrical oil discharge port, and the inner peripheral wall of the first connecting cylinder part is provided with an internal thread matched with the external thread on the outer peripheral wall of the oil discharge port; the connecting disc comprises a disc-shaped first connecting part and a columnar second connecting part fixedly connected with the end face of the first connecting part; the valve seat assembly is detachably connected with the second connecting part; processing has a plurality of intercommunicating pores that evenly arrange and link up the inside and outside first connecting portion at interval along its circumference on the first connecting portion, processing has the connecting hole of the indent that sets up with the intercommunicating pore one-to-one on the adaptation connects the second end terminal surface, and the connection pad passes through the different position cooperation of intercommunicating pore and adaptation on it and connecting hole, and then adjusts the position of actuating handle so that actuating handle assembles the back to getting oily operator.
Furthermore, the protective sleeve is in a hollow cylinder shape with one end open and the other end closed; an external thread is processed on the excircle of the second end of the adapter connector, and an internal thread matched with the external thread on the excircle of the second end of the adapter connector is arranged on the inner peripheral wall of the opening end of the protective sleeve; or the excircle of the second end of the adaptive joint is provided with an inwards concave annular mounting groove, a first sealing ring piece is arranged in the mounting groove, the excircle of the second end of the adaptive joint is also provided with an annular limiting step, the first sealing ring piece is used for deforming in the process of sleeving the second end of the adaptive joint into the open end of the protective sleeve so as to enable the protective sleeve to be detachably connected with the adaptive joint, and the limiting step is used for abutting against a spigot on the inner peripheral wall of the open end of the protective sleeve so as to limit the axial position of the protective sleeve assembled into the adaptive joint.
Furthermore, the valve seat assembly comprises a valve seat body, an oil outlet channel in the valve seat body is inwards concave along the radial direction to form an installation cavity, and an installation channel communicated with the installation cavity is arranged on the outer side wall of the valve seat body; the valve core assembly comprises a ball core movably arranged in the mounting cavity and a driving rod for driving the ball core to rotate in the mounting cavity; the ball core is provided with a connecting channel which is used for being communicated with the oil outlet channel and runs through the ball core; the actuating lever is installed in the installation passageway, and the lower extreme of actuating lever stretches out to link to each other with the core after the installation passageway, and the upper end of actuating lever stretches out to link to each other with the actuating handle after the installation passageway.
Furthermore, the valve seat body comprises a first valve seat body and a second valve seat body which are arranged along the axial direction, and the contact end surfaces of the first valve seat body and the second valve seat body are respectively concave inwards to form a mounting cavity; the first end of the first valve seat body is concave inwards to form a second connecting cylinder part matched with the second connecting part, and the second connecting cylinder part is sleeved on the outer circle of the second connecting part and is in threaded connection with the outer circle of the second connecting part; the first end of the second valve seat body is inwards concave to form a third connecting cylinder part matched with the second end of the first valve seat body, and the third connecting cylinder part is sleeved on the outer circle of the second end of the first valve seat body and is in threaded connection with the outer circle of the second end of the first valve seat body; the mounting channel is arranged on the second valve seat body and is vertical to the axis of the second valve seat body.
Further, the valve seat assembly further comprises two second sealing ring pieces used for sealing a gap between the ball core and the installation cavity, the two second sealing ring pieces are arranged in the installation cavity and are respectively arranged on two sides of the ball core along the axis direction, and the sealing surfaces attached to the ball core on the second sealing ring pieces are spherical surfaces matched with the ball core.
Further, the section of the mounting channel is circular; the driving rod comprises a first section, a second section and a third section, wherein the first section is arranged in the driving handle in a penetrating mode, the second section is axially connected with the first section and is arranged in the mounting channel, and the third section is connected with the second section and is inserted into the ball core; the cross sections of the first section and the third section are both polygonal, and the cross section of the second section is circular matched with the installation channel.
Furthermore, the valve seat assembly also comprises a limiting block fixedly connected with the outer side wall of the valve seat body; the driving handle comprises a holding part for holding and applying force to an oil taking operator and a butting part fixedly connected with the end face of the holding part, and the butting part is provided with a limiting surface which extends axially with the valve seat body; the driving rod penetrates through the holding part, and the holding part is used for bearing external force to drive the driving rod to rotate; the abutting part is used for abutting against the limiting block to limit the final reverse rotation position of the driving handle, and when the driving handle is in the final reverse rotation position, the oil outlet channel is disconnected and the driving handle is distributed along the axial direction of the valve seat body; the limiting surface is used for abutting against the limiting block to limit the final positive rotation position of the driving handle, and when the driving handle is located at the final positive rotation position, the oil outlet channel is communicated and the driving handle is arranged along the direction perpendicular to the axial direction of the valve seat body.
Further, the second end of the second valve seat body is concave inwards to form a fourth connecting cylinder part; the oil outlet joint group comprises an oil taking joint which is inserted into the fourth connecting cylinder part and is in threaded connection with the inner peripheral wall of the fourth connecting cylinder part, a plurality of oil taking nozzles which are in threaded connection with the oil taking joint, and switch valves which are arranged on the oil taking nozzles and are used for switching on or off the oil taking nozzles correspondingly arranged; the oil taking nozzles extend along different directions, and the oil taking nozzles are communicated with the oil outlet channel in the oil taking joint respectively.
The utility model discloses following beneficial effect has:
when the universal oil sampling device is used for sampling oil, no additional operating tool is needed, and the whole oil sampling process only needs force application to enable the driving handle to move forwards and backwards, so that the universal oil sampling device is simple and convenient to operate, and greatly reduces the difficulty of oil sampling operation of oil sampling operators; compared with the prior oil extraction by operating the existing oil drain valve, the oil sampling device of the utility model does not need to be rotated in a threaded manner during the oil extraction process, thereby effectively avoiding the problems of reduced working quality and difficult oil extraction due to the common working conditions of cold weather and oil on hand, and also effectively avoiding the hidden trouble caused by thread slipping; the oil sampling device is connected with the oil filling equipment for a long time after being connected with the oil filling equipment, and the oil filling equipment is arranged outdoors, so that the oil sampling device is used for external sealing when oil sampling is not needed by the oil sampling device by arranging the protective sleeve, dust, impurities and the like are prevented from entering the oil sampling device or the oil filling equipment, and the protective sleeve can be used for sealing and protecting the oil sampling device, so that sample oil in the oil filling equipment can be effectively prevented from being exposed; because the oil outlet channel is in a disconnected state when the oil containing device is connected with the oil taking valve seat assembly, sample oil in the oil filling equipment cannot be sprayed out when an oil taking operator connects the oil containing device with the oil taking valve seat assembly, so that inconvenience is not brought to oil taking work, and the oil taking operator cannot generate a conflict emotion due to sample oil spraying; the valve core assembly is driven by the driving handle to gradually switch on or off the oil outlet channel, and the sample oil in the oil charging equipment is less, so that the sample oil can slowly enter the oil container by controlling the flow guide section of the oil outlet channel, and the situation that the sample oil enters the oil container at an excessively high speed and is insufficient in the oil charging equipment is avoided; the utility model discloses a general oil sampling device is small, simple structure, cost of manufacture low and the operation is reliable.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic sectional front view of a general oil sampling device according to a preferred embodiment of the present invention;
fig. 2 is a schematic top view of the drive handle of fig. 1.
Description of the figures
10. An oil outlet channel; 20. a valve core assembly; 21. a ball core; 210. a connecting channel; 22. a drive rod; 30. a drive handle; 31. a grip portion; 32. a butting part; 320. a limiting surface; 40. a protective sleeve; 50. an oil inlet joint group; 51. fitting a joint; 511. a first connecting cylinder part; 52. a connecting disc; 521. a first connection portion; 522. a second connecting portion; 53. a first seal ring member; 54. a third seal ring member; 60. a valve seat assembly; 61. a valve seat body; 611. a first valve seat body; 6110. a second connection cylinder portion; 612. a second valve seat body; 62. a second seal ring member; 63. a limiting block; 64. a fourth seal ring member; 70. an oil outlet joint group; 71. an oil taking joint; 72. taking an oil nozzle; 80. a first connecting member; 90. a fifth seal ring member.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.
Referring to fig. 1, the preferred embodiment of the utility model provides a general oil sample device of getting, including getting oil valve seat assembly, get to be equipped with in the oil valve seat assembly and run through the passageway 10 that produces oil of getting oil valve seat assembly along the axial, the oil feed end of getting oil valve seat assembly is used for being connected with the oil discharge outlet of oil charge equipment is detachable to the oil outlet to make the appearance oil in the oil charge equipment get into in the passageway 10 that produces oil, get the oil outlet of oil valve seat assembly and be used for and connect the detachable connection of flourishing oil utensil of oil sample greatly, so that the appearance oil in the passageway 10 that produces oil gets into in the flourishing oil utensil again. The oil extraction valve further comprises a valve core component 20 used for enabling the oil outlet channel 10 to be connected or disconnected, the valve core component 20 is movably arranged in the oil outlet channel 10 and extends out of the oil extraction valve seat assembly, the structure of the valve core component 20 extending out of the oil extraction valve seat assembly is connected with a driving handle 30, and the driving handle 30 is used for driving the valve core component 20 to act under the action of external force so as to enable the disconnected oil outlet channel 10 to be gradually connected or enable the connected oil outlet channel 10 to be gradually disconnected. The oil valve seat assembly is characterized by further comprising a protecting sleeve 40 used for sealing and protecting the oil valve seat assembly, the valve core assembly 20 and the driving handle 30 when oil taking is not needed, and the protecting sleeve 40 is sleeved outside the oil valve seat assembly and is detachably connected with the oil valve seat assembly.
Before the universal oil sampling device of the utility model is used for sampling oil, the oil inlet end of the oil taking valve seat assembly of the universal oil sampling device is fixedly connected with the oil outlet of the oil filling equipment, when the oil sampling operation is carried out, firstly, the protective sleeve 40 is taken down from the oil taking valve seat assembly to expose the oil taking valve seat assembly and the driving handle 30, then, the oil containing device is fixedly connected with the oil outlet end of the oil taking valve seat assembly, then, the driving handle 30 is driven to act by applying force, the driving handle 30 drives the valve core component 20 to act, further, the disconnected oil outlet channel 10 is gradually switched on from a disconnected state, the sample oil in the oil filling equipment enters the oil outlet channel 10 from the oil outlet, then enters the oil containing device from the oil outlet channel 10, after the amount of the sample oil in the oil containing device reaches the requirement, the driving handle 30 reversely acts by applying force, the driving handle 30 drives the valve core component 20 to act to gradually switch off the switched-on oil outlet channel 10 until the oil outlet channel is completely disconnected, and finally, taking down the oil container from the oil taking valve seat assembly and sleeving the protective sleeve 40 on the oil taking valve seat assembly again to finish one-time oil sampling operation.
When the universal oil sampling device of the utility model is used for sampling oil, no extra operating tool is needed, and the whole oil sampling process only needs force application to drive the driving handle 30 to move forwards and backwards, so that the operation is simple and convenient, and the difficulty of oil sampling operation of oil sampling operators is greatly reduced; compared with the prior oil extraction by operating the existing oil drain valve, the oil sampling device of the utility model does not need to be rotated in a threaded manner during the oil extraction process, thereby effectively avoiding the problems of reduced working quality and difficult oil extraction due to the common working conditions of cold weather and oil on hand, and also effectively avoiding the hidden trouble caused by thread slipping; the oil sampling device is connected with the oil filling equipment for a long time once being connected with the oil filling equipment, and the oil filling equipment is arranged outdoors, so that the oil sampling device is used for external sealing when the oil sampling device does not need to sample oil by arranging the protective sleeve 40, dust, impurities and the like are prevented from entering the oil sampling device or the oil filling equipment, and the protective sleeve 40 can be used for sealing and protecting the oil sampling device, so that the sample oil in the oil filling equipment can be effectively prevented from being exposed, and the problem that the oil filling equipment cannot normally work due to sample oil leakage can be avoided due to less sample oil in the oil filling equipment, the service life of the oil sampling device can be prolonged, and the operation risk of the oil filling equipment can be reduced; because the oil outlet channel 10 is in a disconnected state when the oil container is connected with the oil taking valve seat assembly, sample oil in the oil filling equipment cannot be sprayed out when an oil taking operator connects the oil container with the oil taking valve seat assembly, so that inconvenience is not brought to oil taking work, and the oil taking operator cannot generate a contradiction emotion due to sample oil spraying; the valve core assembly 20 is driven by the driving handle 30 to gradually switch on or off the oil outlet channel 10, and because the amount of sample oil in the oil charging equipment is often small, the sample oil can slowly enter the oil container by controlling the flow guide section of the oil outlet channel 10, so that the situation that the sample oil enters the oil container at an excessively high speed and is insufficient in the oil charging equipment is avoided; the utility model discloses a general oil sampling device is small, simple structure, cost of manufacture low and the operation is reliable.
Optionally, as shown in fig. 1, the oil valve seat assembly includes an oil inlet joint set 50 detachably connected to the oil outlet, a valve seat assembly 60 detachably connected to the oil inlet joint set 50 in the axial direction, and an oil outlet joint set 70 detachably connected to the valve seat assembly 60 in the axial direction. The oil outlet passage 10 sequentially penetrates the oil inlet joint group 50, the valve seat assembly 60 and the oil outlet joint group 70 along the axial direction. The valve core assembly 20 is movably disposed in the oil outlet channel 10 of the valve seat assembly 60 and extends out of the valve seat assembly 60. The protecting sleeve 40 is sleeved on the outer circle of the oil inlet joint group 50 and is detachably connected with the oil inlet joint group 50, and the valve seat assembly 60, the oil outlet joint group 70, the valve core assembly 20 and the driving handle 30 are all located in the protecting sleeve 40.
In this alternative, as shown in fig. 1, the oil feed joint group 50 includes an adapter joint 51 and a connection disc 52. The first end indent of adapter 51 forms the first connection barrel portion 511 that matches with cylindric oil discharge opening, is equipped with the internal thread that matches with the external screw thread on the oil discharge opening periphery wall on the internal perisporium of first connection barrel portion 511, and adapter 51 is used for the suit on the excircle of oil discharge opening and with the excircle threaded connection of oil discharge opening to installation and dismantlement. The connection plate 52 includes a first connection portion 521 having a disc shape, and a second connection portion 522 fixedly connected to an end surface of the first connection portion 521 and having a columnar shape. The valve seat assembly 60 is detachably coupled to the second coupling portion 522. A plurality of communication holes which are uniformly arranged at intervals along the circumferential direction of the first connecting part 521 and penetrate through the inside and the outside of the first connecting part 521 are processed on the first connecting part 521, a plurality of concave connecting holes which are arranged corresponding to the communication holes one to one are processed on the second end face of the adapter 51, the connecting disc 52 is matched with different positions of the connecting holes on the adapter 51 through the communication holes on the connecting disc, and then the position of the driving handle 30 is adjusted to enable the driving handle 30 to be assembled to an oil fetching operator, namely, during initial installation, the driving handle 30 faces the oil fetching operator by rotating the connecting disc 52, because the valve seat assembly 60 is detachably connected with the second connecting part 522 of the connecting disc 52, when the connecting disc 52 is rotated, the position of the driving handle 30 connected to the valve seat assembly 60 can be adjusted, so that the driving handle 30 faces the oil fetching operator, and then the driving handle 30 can be conveniently applied with force, after the driving handle 30 is adjusted by rotating the The first connector 80 of the hole fixedly connects the connection plate 52 and the adapter 51.
Preferably, as shown in fig. 1, the oil inlet joint group 50 further includes a third sealing ring member 54 for sealing a gap between the connection surfaces of the connection disc 52 and the adapter joint 51, a concave and annular mounting ring groove is provided on the second end face of the adapter joint 51, and the third sealing ring member 54 is mounted in the mounting ring groove for preventing sample oil in the oil outlet passage 10 from leaking through the gap between the adapter joint 51 and the connection disc 52. Specifically, the third seal ring member 54 is an O-ring seal.
In this alternative, as shown in fig. 1, the protective cover 40 has a hollow cylindrical shape with one end open and the other end closed. The excircle of adaptation joint 51 second end is gone up to be processed there is the external screw thread, is equipped with the internal thread that matches with the external screw thread on the excircle of adaptation joint 51 second end on the internal perisporium of lag 40 open end, and lag 40 suit is on the excircle of adaptation joint 51 second end, and connects the second end detachable connection of external screw thread on the excircle through its internal thread and adaptation joint 51 second end. Or an inner concave annular mounting groove is processed on the excircle of the second end of the adaptive joint 51, a first sealing ring piece 53 is arranged in the mounting groove, an annular limiting step is further arranged on the excircle of the second end of the adaptive joint 51, the first sealing ring piece 53 is used for deforming in the process of sleeving the second end of the adaptive joint 51 into the opening end of the protective sleeve 40, so that the protective sleeve 40 is detachably connected with the adaptive joint 51, and the limiting step is used for abutting against a seam allowance on the inner peripheral wall of the opening end of the protective sleeve 40, so that the axial position of the protective sleeve 40, which is assembled into the adaptive joint 51, is limited. Specifically, first seal ring piece 53 is the butyronitrile sealing washer, because the lag 40 is through the deformation of first seal ring piece 53 and then the chucking on the excircle of adaptation joint 51 second end, and rub with first seal ring piece 53 when the lag 40 is packed into on the adaptation joint 51, when first seal ring piece 53 adopts the butyronitrile sealing washer, the butyronitrile sealing washer is difficult for wearing and tearing, and then avoids influencing the assembly effect of lag 40, and the deflection is big so that the lag 40 packs into, and sealed effectual, prevent that kind of oil from revealing through the fit-up gap between lag 40 and the adaptation joint 51.
In this alternative, as shown in fig. 1, the valve seat assembly 60 includes a valve seat body 61, the oil outlet channel 10 in the valve seat body 61 forms an installation cavity along a radial inward recess, and an installation channel communicated with the installation cavity is provided on an outer side wall of the valve seat body 61. The valve core assembly 20 comprises a ball core 21 movably arranged in the mounting cavity, and a driving rod 22 for driving the ball core 21 to rotate in the mounting cavity. The core 21 is provided with a connecting passage 210 for communicating with the oil outlet passage 10 and penetrating the core 21. The driving rod 22 is installed in the installation channel, the lower end of the driving rod 22 extends out of the installation channel and then is connected with the ball core 21, and the upper end of the driving rod 22 extends out of the installation channel and then is connected with the driving handle 30. When the oil outlet channel 10 works, the driving handle 30 is rotated by external force to drive the driving rod 22 to rotate synchronously, and the driving rod 22 rotates to drive the ball core 21 to rotate in the mounting cavity, so that the connecting channel 210 on the ball core 21 is communicated or disconnected with the oil outlet channel 10. Preferably, as shown in fig. 1, the oil valve seat assembly further includes a fifth sealing ring member 90 for sealing a gap between the valve seat body 61 and the connecting disc 52, and the fifth sealing ring member 90 is sleeved on an outer circle of the second end of the connecting disc 52 and is pressed between an end face of the valve seat body 61 and an end face of the first end of the connecting disc 52 for preventing sample oil from leaking from the gap between the valve seat body 61 and the end face of the second end of the connecting disc 52. Specifically, the fifth seal ring member 90 is an O-ring seal
Preferably, as shown in fig. 1, the valve seat body 61 includes a first valve seat body 611 and a second valve seat body 612 which are axially arranged, end surfaces of the first valve seat body 611 and the second valve seat body 612 which are contacted with each other are respectively recessed to form a mounting cavity, and the mounting cavity is formed on the end surfaces of the first valve seat body 611 and the second valve seat body 612 which are separately arranged and contacted with each other, so that the ball core 21 is conveniently installed in the mounting cavity, and the position of the ball core 21 relative to the mounting cavity is also conveniently adjusted, so that the connection channel 210 on the ball core 21 and the oil outlet channel 10 can be axially connected or mutually and vertically disconnected in the process that the driving handle 30 drives the driving rod 22 to rotate. The first end of the first valve seat body 611 is recessed to form a second connecting tube 6110 matching with the second connecting portion 522, and the second connecting tube 6110 is sleeved on the outer circle of the second connecting portion 522 and is in threaded connection with the outer circle of the second connecting portion 522. The first end of the second valve seat body 612 is recessed to form a third connecting cylinder portion matching with the second end of the first valve seat body 611, and the third connecting cylinder portion is sleeved on the outer circle of the second end of the first valve seat body 611 and is in threaded connection with the outer circle of the second end of the first valve seat body 611, so that the first valve seat body 611 and the second valve seat body 612 can be conveniently connected and detached.
Preferably, as shown in fig. 1, the valve seat assembly 60 further comprises a fourth seal ring member 64 for sealing a gap between the first valve seat body 611 and the second valve seat body 612, wherein the fourth seal ring member 64 is disposed on an outer circumference of the second end of the first valve seat body 611 and is located between the second valve seat body 612 and the first valve seat body 611. Specifically, fourth seal ring member 64 is an O-ring seal. The installation channel is disposed on the second valve housing 612 and is perpendicular to the axis of the second valve housing 612, so that the driving handle 30 can drive the driving rod 22 installed in the installation channel more conveniently and accurately.
Preferably, as shown in fig. 1, the valve seat assembly 60 further includes two second seal ring members 62 for sealing a gap between the ball core 21 and the mounting cavity, the two second seal ring members 62 are installed in the mounting cavity and respectively disposed on two sides of the ball core 21 along the axial direction, and a sealing surface of the second seal ring member 62 attached to the ball core 21 is a spherical surface matching with the ball core 21. Because the outer circular surface of the ball core 21 is a spherical surface, when the sealing surface attached to the ball core 21 on the second sealing ring member 62 is a spherical surface matched with the ball core 21, the sealing effect between the contact surfaces of the two is good, the second sealing ring member 62 does not influence the rotation action of the ball core 21, the sealing surface of the second sealing ring member 62 contacted with the inner wall of the mounting cavity is in a shape matched with the inner wall of the mounting cavity, the sealing effect between the contact surfaces of the two is also good, and sample oil is prevented from leaking through a gap between the ball core 21 and the mounting cavity. Specifically, second seal ring member 62 is a gasket.
In this alternative, the mounting channel is circular in cross-section, as shown in figure 1. The driving rod 22 includes a first section passing through the driving handle 30, a second section axially connected to the first section and installed in the installation channel, and a third section connected to the second section and inserted into the ball core 21. The cross sections of the first section and the third section are both polygonal, the cross section of the second section is circular matched with the installation channel, so that the driving rod 22 is driven to rotate synchronously when the driving handle 30 rotates, and meanwhile, the ball core 21 is driven to rotate synchronously when the driving rod 22 rotates, so that the driving handle 30 can control the connection and disconnection of the oil outlet channel 10 accurately.
In this alternative, as shown in fig. 1 and 2, the valve seat assembly 60 further includes a stopper 63 fixedly connected to an outer sidewall of the valve seat body 61. The driving handle 30 includes a holding portion 31 for holding and applying force to the operator, and a propping portion 32 fixedly connected to the end surface of the holding portion 31, and the propping portion 32 is provided with a limiting surface 320 extending axially from the valve seat body 61. The driving rod 22 is disposed in the holding portion 31, and the holding portion 31 is used for receiving an external force to drive the driving rod 22 to rotate. The abutting part 32 abuts against the limiting block 63 to limit the final reverse rotation position of the driving handle 30, and when the driving handle 30 is in the final reverse rotation position, the oil outlet channel 10 is disconnected and the driving handle 30 is arranged along the axial direction of the valve seat body 61, so that when oil is not required to be taken, the driving handle 30 can be integrated in the protective sleeve 40, and meanwhile, the volume of the protective sleeve 40 is reduced. The limiting surface 320 is used for abutting against the limiting block 63 to limit the final positive rotation position of the driving handle 30, and when the driving handle 30 is in the final positive rotation position, the oil outlet channel 10 is communicated and the driving handle 30 is arranged along the direction perpendicular to the axial direction of the valve seat body 61. When oil is taken out, firstly, the driving handle 30 arranged along the axis of the valve seat body 61 is pulled clockwise until the limiting surface 320 on the driving handle 30 abuts against the limiting block 63, at this time, the driving handle 30 is in a clockwise rotation final position and the driving handle 30 is arranged in a way of being vertical to the axial direction of the valve seat body 61, meanwhile, the connecting channel 210 on the ball core 21 is communicated with the oil outlet channel 10, and the oil outlet channel is communicated; after the oil taking operation is completed, the driving handle 30 arranged perpendicular to the axis of the valve seat body 61 is pulled counterclockwise until the abutting portion 32 on the driving handle 30 abuts against the limiting block 63, at this time, the driving handle 30 is in the final counterclockwise rotation position and the driving handle 30 is arranged along the axial direction of the valve seat body 61, meanwhile, the connecting channel 210 on the ball core 21 is perpendicular to the oil outlet channel 10, and the oil outlet channel 10 is disconnected. Through setting up stopper 63 and the portion 32 and the spacing face 320 of propping up that cooperate respectively with stopper 63 to switch on and break off the terminal point position to driving handle 30 and injecing, and then the accurate control goes out switching on and breaking off of oil passageway 10, and drives handle 30 and lay along the axial of disk seat body 61 when making the disconnection of oil passageway 10, and then the installation and the laying of lag 40 of being convenient for.
In this alternative, as shown in FIG. 1, the second end of the second valve housing 612 is recessed to form a fourth connecting cylinder portion. The oil outlet joint group 70 includes an oil pickup joint 71 inserted into the fourth connecting cylinder portion and screwed to the inner peripheral wall of the fourth connecting cylinder portion, a plurality of oil pickup nozzles 72 screwed to the oil pickup joint 71, and a switching valve (not shown) provided in each oil pickup nozzle 72 for switching on or off the corresponding oil pickup nozzle 72, the plurality of oil pickup nozzles 72 extend in different directions, and the plurality of oil pickup nozzles 72 communicate with the oil outlet passage 10 in the oil pickup joint 71, respectively. By arranging a plurality of oil taking nozzles 72 simultaneously and arranging a switch valve for switching on or off the oil taking nozzles 72 on each oil taking nozzle 72, a plurality of groups of oil containers can be used for simultaneously taking oil samples, and the oil taking nozzles 72 can also be matched and connected with the oil containers in different styles by making the structures and the sizes of the oil taking nozzles 72 different, so that the adaptability of the oil sampling device to the oil containers is enhanced; the plurality of oil taking nozzles 72 extend along different directions, so that an operator can conveniently select the oil taking nozzle 72 with a proper direction to connect the oil container for taking oil. Specifically, as shown in fig. 1, an outer circle of the oil pickup nozzle 72 is formed with an external thread which is matched with an external thread on an inner peripheral wall of a connection pipe of an oil container to be connected in a fitting manner.
Preferably, the utility model discloses the material of all structures except the sealing member among the general oil sampling device is the stainless steel to avoid rustting, the risk such as fracture because of getting the structure that oil operation and outdoor complex environment lead to repeatedly, improve the reliability of oil charge equipment operation.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A universal oil sampling device is characterized in that,
the oil sampling valve comprises an oil taking valve seat assembly, wherein an oil outlet channel (10) which axially penetrates through the oil taking valve seat assembly is arranged in the oil taking valve seat assembly, the oil inlet end of the oil taking valve seat assembly is detachably connected with an oil outlet of oil filling equipment so that sample oil in the oil filling equipment enters the oil outlet channel (10), and the oil outlet end of the oil taking valve seat assembly is detachably connected with an oil container for containing an oil sample so that the sample oil in the oil outlet channel (10) enters the oil container;
the oil extraction valve is characterized by further comprising a valve core assembly (20) used for enabling the oil outlet channel (10) to be connected or disconnected, wherein the valve core assembly (20) is movably arranged in the oil outlet channel (10) and extends out of the oil extraction valve seat assembly, the structure of the valve core assembly (20) extending out of the oil extraction valve seat assembly is connected with a driving handle (30), and the driving handle (30) is used for driving the valve core assembly (20) to act under the action of external force so as to enable the disconnected oil outlet channel (10) to be gradually connected or enable the connected oil outlet channel (10) to be gradually disconnected;
the oil valve seat assembly is characterized by further comprising a protecting sleeve (40) used for sealing and protecting the oil valve seat assembly, the valve core assembly (20) and the driving handle (30) when oil taking is not needed, wherein the protecting sleeve (40) is sleeved outside the oil valve seat assembly and is detachably connected with the oil valve seat assembly.
2. The universal oil sampling device of claim 1,
the oil taking valve seat assembly comprises an oil inlet joint group (50) detachably connected with the oil discharge port, a valve seat component (60) detachably connected with the oil inlet joint group (50) along the axial direction, and an oil outlet joint group (70) detachably connected with the valve seat component (60) along the axial direction;
the oil outlet channel (10) sequentially penetrates through the oil inlet joint group (50), the valve seat assembly (60) and the oil outlet joint group (70) along the axial direction;
the valve core assembly (20) is movably arranged in the oil outlet channel (10) of the valve seat assembly (60) and extends out of the valve seat assembly (60);
the protection sleeve (40) is sleeved on the excircle of the oil inlet joint group (50) and detachably connected with the oil inlet joint group (50), and the valve seat assembly (60), the oil outlet joint group (70), the valve core assembly (20) and the driving handle (30) are all located in the protection sleeve (40).
3. The universal oil sampling device of claim 2,
the oil inlet joint group (50) comprises an adaptive joint (51) and a connecting disc (52);
a first end of the adaptive joint (51) is inwards concave to form a first connecting cylinder part (511) matched with the cylindrical oil discharge port, and an internal thread matched with an external thread on the outer peripheral wall of the oil discharge port is arranged on the inner peripheral wall of the first connecting cylinder part (511);
the connecting disc (52) comprises a disc-shaped first connecting part (521) and a columnar second connecting part (522) fixedly connected with the end face of the first connecting part (521);
the valve seat assembly (60) is detachably connected with the second connecting part (522);
the oil extraction device is characterized in that a plurality of communicating holes which are uniformly distributed at intervals along the circumferential direction of the first connecting portion (521) and penetrate through the inside and the outside of the first connecting portion (521) are processed on the first connecting portion (521), concave connecting holes which are arranged in one-to-one correspondence with the communicating holes are processed on the end face of the second end of the adapter connector (51), the connecting disc (52) is matched with the connecting holes on the adapter connector (51) at different positions through the communicating holes on the connecting disc, and then the position of the driving handle (30) is adjusted so that an oil extraction operator can take oil after the driving handle (30) is assembled.
4. Universal oil sampling device according to claim 3,
the protective sleeve (40) is in a hollow cylinder shape with one end open and the other end closed;
an external thread is processed on the excircle of the second end of the adapter joint (51), and an internal thread matched with the external thread on the excircle of the second end of the adapter joint (51) is arranged on the inner peripheral wall of the opening end of the protective sleeve (40); or
The outer circle of the second end of the adaptive joint (51) is provided with a concave and annular mounting groove, a first sealing ring piece (53) is arranged in the mounting groove, an annular limiting step is further arranged on the outer circle of the second end of the adaptive joint (51), the first sealing ring piece (53) is used for being deformed in the process that the second end of the adaptive joint (51) is sleeved in the opening end of the protective sleeve (40) so that the protective sleeve (40) is detachably connected with the adaptive joint (51), and the limiting step is used for abutting against a seam allowance on the inner peripheral wall of the opening end of the protective sleeve (40) so as to limit the axial position of the adaptive joint (51) in which the protective sleeve (40) is arranged.
5. Universal oil sampling device according to claim 3,
the valve seat assembly (60) comprises a valve seat body (61), the oil outlet channel (10) in the valve seat body (61) is radially inwards concave to form an installation cavity, and an installation channel communicated with the installation cavity is arranged on the outer side wall of the valve seat body (61);
the valve core assembly (20) comprises a ball core (21) movably arranged in the mounting cavity and a driving rod (22) for driving the ball core (21) to rotate in the mounting cavity;
the ball core (21) is provided with a connecting channel (210) which is used for being communicated with the oil outlet channel (10) and penetrates through the ball core (21);
the driving rod (22) is installed in the installation channel, the lower end of the driving rod (22) extends out of the installation channel and then is connected with the ball core (21), and the upper end of the driving rod (22) extends out of the installation channel and then is connected with the driving handle (30).
6. Universal oil sampling device according to claim 5,
the valve seat body (61) comprises a first valve seat body (611) and a second valve seat body (612) which are arranged along the axial direction, and the contact end surfaces of the first valve seat body (611) and the second valve seat body (612) are respectively concave to form the mounting cavity in combination;
a second connecting cylinder part (6110) matched with the second connecting part (522) is formed by inwards recessing the first end of the first valve seat body (611), and the second connecting cylinder part (6110) is sleeved on the outer circle of the second connecting part (522) and is in threaded connection with the outer circle of the second connecting part (522);
the first end of the second valve seat body (612) is recessed to form a third connecting cylinder part matched with the second end of the first valve seat body (611), and the third connecting cylinder part is sleeved on the outer circle of the second end of the first valve seat body (611) and is in threaded connection with the outer circle of the second end of the first valve seat body (611);
the mounting channel is disposed on the second valve housing (612) and is disposed perpendicular to an axis of the second valve housing (612).
7. Universal oil sampling device according to claim 5,
the valve seat assembly (60) further comprises two second sealing ring members (62) used for sealing a gap between the ball core (21) and the mounting cavity, the two second sealing ring members (62) are arranged in the mounting cavity and are respectively arranged on two sides of the ball core (21) along the axial direction, and the sealing surface, attached to the ball core (21), on the second sealing ring members (62) is a spherical surface matched with the ball core (21).
8. Universal oil sampling device according to claim 5,
the section of the mounting channel is circular;
the driving rod (22) comprises a first section, a second section and a third section, wherein the first section is arranged in the driving handle (30) in a penetrating mode, the second section is axially connected with the first section and arranged in the installation channel, and the third section is connected with the second section and inserted into the ball core (21);
the cross sections of the first section and the third section are both polygonal, and the cross section of the second section is circular and matched with the installation channel.
9. Universal oil sampling device according to claim 5,
the valve seat assembly (60) further comprises a limiting block (63) fixedly connected with the outer side wall of the valve seat body (61);
the driving handle (30) comprises a holding part (31) for holding and applying force to an oil extraction operator, and a butting part (32) fixedly connected with the end face of the holding part (31), wherein a limiting surface (320) extending in the axial direction of the valve seat body (61) is arranged on the butting part (32);
the driving rod (22) penetrates through the holding part (31), and the holding part (31) is used for bearing external force to drive the driving rod (22) to rotate;
the abutting part (32) is used for abutting against the limiting block (63) to limit the final reverse rotation position of the driving handle (30), and when the driving handle (30) is in the final reverse rotation position, the oil outlet channel (10) is disconnected, and the driving handle (30) is distributed along the axial direction of the valve seat body (61);
the limiting surface (320) is used for abutting against the limiting block (63) to limit the final positive rotation position of the driving handle (30), and when the driving handle (30) is located at the final positive rotation position, the oil outlet channel (10) is communicated, and the driving handle (30) is arranged along the direction vertical to the axial direction of the valve seat body (61).
10. Universal oil sampling device according to claim 6,
the second end of the second valve seat body (612) is concave to form a fourth connecting cylinder part;
the oil outlet joint group (70) comprises an oil taking joint (71) which is inserted into the fourth connecting cylinder part and is in threaded connection with the inner peripheral wall of the fourth connecting cylinder part, a plurality of oil taking nozzles (72) which are in threaded connection with the oil taking joint (71), and a switch valve which is arranged on each oil taking nozzle (72) and is used for enabling the correspondingly arranged oil taking nozzle (72) to be switched on or off;
the plurality of oil taking nozzles (72) extend in different directions, and the plurality of oil taking nozzles (72) are respectively communicated with the oil outlet channel (10) in the oil taking joint (71).
CN201921442553.7U 2019-08-30 2019-08-30 Universal oil sampling device Active CN210719796U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921442553.7U CN210719796U (en) 2019-08-30 2019-08-30 Universal oil sampling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921442553.7U CN210719796U (en) 2019-08-30 2019-08-30 Universal oil sampling device

Publications (1)

Publication Number Publication Date
CN210719796U true CN210719796U (en) 2020-06-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921442553.7U Active CN210719796U (en) 2019-08-30 2019-08-30 Universal oil sampling device

Country Status (1)

Country Link
CN (1) CN210719796U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110530672A (en) * 2019-08-30 2019-12-03 湖南华电云通电力技术有限公司 General oil sealed sampling device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110530672A (en) * 2019-08-30 2019-12-03 湖南华电云通电力技术有限公司 General oil sealed sampling device

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