Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D47/00—Closures with filling and discharging, or with discharging, devices
  • B65D47/04—Closures with discharging devices other than pumps
  • B65D47/20—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
  • B65D47/26—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with slide valves, i.e. valves that open and close a passageway by sliding over a port, e.g. formed with slidable spouts
  • B65D47/261—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with slide valves, i.e. valves that open and close a passageway by sliding over a port, e.g. formed with slidable spouts having a rotational or helicoidal movement
  • B65D47/263—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge with slide valves, i.e. valves that open and close a passageway by sliding over a port, e.g. formed with slidable spouts having a rotational or helicoidal movement between tubular parts
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
  • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
  • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
  • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
  • F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
  • F16K3/262—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member with a transverse bore in the valve member
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
  • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
  • F01M11/04—Filling or draining lubricant of or from machines or engines
  • F01M11/0408—Sump drainage devices, e.g. valves, plugs
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
  • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
  • F16K3/30—Details
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
  • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
  • F16K3/30—Details
  • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
  • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
  • F01M11/04—Filling or draining lubricant of or from machines or engines
  • F01M11/0408—Sump drainage devices, e.g. valves, plugs
  • F01M2011/0416—Plugs

Definitions

• the invention relates generally to the transfer of liquids, in particular by gravity, by pumping, or under the effect of a pressure difference.
• the plugs intended to be fixed on the emptying holes of crankcases of motor vehicles or machine tools.
• Such plugs are intended to be screwed at the level of the housing orifice and comprise a movable valve intended to close the plug and capable of being displaced in translation by means of a suitable device, in particular an adapter mounted to the The end of a drain line, once installed at the plug, this adapter induces the penetration of the valve inside the housing or, in general, the container, thereby releasing the drain orifice for ensure the flow of the liquid and in particular of the oil.
• Such a plug is for example described in the document FR 2 773 365.
• the plug described in this document comprises a cap body comprising a radial j upe located between the third and the half of the height of the body and which is intended to bear against the wall of the housing when the cap is screwed down.
• the body In the mounted state, the body defines a protruding extension, which is provided with an annular groove for fixing the adapter.
• the plug defines a bore in which is mounted the valve.
• a set of seals on which rests the valve in the open position of the cap, on the one hand, and in the closed position, on the other hand, are provided inside the internal bore of the body of the plug.
• This type of arrangement suffers from a number of disadvantages.
• the device is screwed onto the container with a flat key.
• the cap is made in one piece, which does not allow to achieve different materials.
• This device comprises a tubular connection element and an adapter that can be reversibly connected to the connecting element by providing, in the adapter, longitudinal grooves in which radial teeth engage in the adapter.
• the object of the invention is therefore to overcome the aforementioned drawbacks and to provide an improved device for transferring a liquid made from a small number of parts and having increased reliability.
• the object of the invention is therefore to provide a liquid transfer device comprising a connection element intended to be fastened securely to a liquid transfer orifice and comprising an assembly of at least one transfer transfer light.
• the device further comprises an adapter adapted to be connected to liquid discharge means and comprising a shaped head for insertion into the outlet and comprising an assembly of at least one hole for cooperating with said lights in the connection element.
• the transfer device further includes a rotating seal located in the connection element between the outlet port and the liquid transfer ports and comprising an assembly of at least one liquid passage and a shaped recess for receiving the the adapter in a position in which said passageways of the eye and the holes of the adapter are aligned, said seal being rotatable in the connecting member under the action of the head of the adapter between a position of closing the device in which the eye closes the transfer ports and a liquid transfer position in which said passages and said lumens are aligned.
• the transfer device comprises stops for limiting the rotation of the eye in the bore of the connecting element.
• this stop comprises at least one transverse pin inserted through the rotary joint and into a slot made transversely in the adapter.
• the slot is endowed with bulges.
• the rotary joint comprises at least one radial extension snapping into a slot made transversely in the adapter.
• the outlet orifice of the connecting element and the cavity of the seal are polygonal in shape complementary to that of the head of the adapter.
• the seal is arranged coaxially with the outlet orifice.
• the passages of the rotary joint, the lumens of the connecting element and the holes of the adapter are advantageously arranged radially.
• the seal has six passages and the connecting member has six liquid transfer ports.
• the device further comprises a closure cap of the connecting element.
• This cap comprises for example a flat head and a tail of shape complementary to that of the bore of the connecting element in which it is inserted and provided contour reliefs corresponding to that of the liquid transfer lights.
• the adapter in one embodiment, it comprises a cylindrical body from which said head extends axially, a base mounted on an open end of the cylindrical body and a sliding seal in the body under the action of an annular control element passing through the base and comprising a sealing rod inserted into the head to seal the holes.
• FIG. 1 is an exploded view of a liquid transfer device according to the invention
• FIGS. 2 and 3 are perspective views of the connecting element of the device of FIG. 1, respectively in the closed position of the device and in the liquid transfer position;
• FIG. 4 is a sectional view of the device of Figure 1, showing the closed position of the device and the transfer position of the liquid;
• FIG. 5 is a sectional view of another embodiment of a liquid transfer device according to the invention.
• FIG. 9 is an exploded view of an adapter of a device for transferring a liquid according to the invention.
• FIG. 10 is a perspective view of the adapter of FIG. 9.
• FIG. 11 is a perspective view of a plug intended to close the connection element
• Figure 1 describes a first embodiment of a liquid transfer device according to the invention, designated by the general reference numeral 1.
• the liquid transfer device is intended to ensure the emptying of motor oil crankcases of motor vehicles or machine tools. But it is not beyond the scope of the invention when it comes to transferring any other type of liquid, such as refrigerating liquid, cooling, a cutting fluid of a machine tool, ...
• the device 1 comprises three parts: a connecting element 2 which constitutes a plug which is fixed by screwing on the emptying orifice of a casing, an adapter 3 partially shown in FIG. 1 and a seal rotating 4 which is mounted in the connecting element 2 and rotating under the action of the adapter.
• the connecting element 2 comprises a body 5, made of metal, plastic or any other material, comprising an annular shoulder 6 through which the connecting element 2 rests against the wall of the housing, a median thread 7 serving screwing it to the housing and a distal end 8 comprising a set of radial liquid transfer lights 9.
• the body 5 of the connecting element comprises an axial bore 10 which passes through the connecting element and in which the rotary joint 4 is housed.
• the bore 10 extends in particular from the transfer ports 9 to an axial fluid outlet orifice 11 formed in the shoulder 6.
• the adapter 3 essentially comprises a body, not shown in FIG. 1, provided with an end tube 12 internally comprising an axial passage 13 and a head 14 constituting a tool for moving the rotary joint 4.
• the adapter head 14 is provided with a set of radial holes for alignment with the liquid transfer ports 9.
• the head of the adapter 14 and the outlet port 11 of the connecting element adopt a corresponding shape.
• the head 14 and the orifice 11 are here polygonal, and more particularly hexagonal.
• the head is here a six-sided shape.
• the rotary joint 4 has generally a cylindrical shape, of external diameter substantially corresponding to the bore 10 of the body of the connection element. It comprises an axial inner housing L whose inner peripheral surface constitutes an imprint capable of receiving the head 14 of the adapter. It is here polygonal and more particularly hexagonal to receive the head 14.
• the rotary joint is thus made of a sufficiently strong material to withstand the clamping forces applied by the head 14 of the adapter while ensuring effective sealing.
• rubber may be used. It will also be possible to make the joint in the form of a central core made of a hard material, such as a metal, coated with a layer of sealing material.
• the rotary joint 4 is provided with a set of passages 16 of liquid, also six in number, in which the housing L opens. They are arranged radially.
• the connecting element comprises two transverse and aligned holes 17, arranged according to a diameter of the seal and intended to receive pins, such as 18.
• the body 5 of the connecting element is provided with two transverse end slots 19, diametrically opposite, in which the pins 18 are inserted.
• the rotary joint 4 is inserted into the body 5 of the connecting element 2 in coaxial manner with the outlet orifice 11. It is angularly displaceable relative to to the body 5 between a closed position of the transfer device, visible in FIG. 2, in which the passages 16 of the gasket 4 are offset with respect to the liquid transfer apertures 9 made in the connecting element, and a position of transfer of liquid in which the passages 16 are aligned with the lights 9.
• the slot 19 in which the pins 18 is inserted thus extends over an angular sector of 30 degrees.
• the closure positions of the device and liquid transfer visible in Figures 2 and 3 correspond to two extreme positions of the pins 18 in the slot 19.
• the liquid transfer device which has just been described is used by inserting the head 14 of the adapter into the outlet orifice 11 of the connecting element fixed to the wall of the casing C (FIG. 4), with interposition of a seal J.
• the head 14 is inserted until it is inserted into the housing L made in the joint. It is in particular introduced beyond the outlet orifice 11 until it can be angularly displaced relative to the connecting element.
• the use of the transfer device is relatively simple to implement since it involves inserting the head of the adapter in the outlet port 11 then in the housing L of the rotary joint 4 ( Figure 7). In this position, the faces of the hexagonal head, the outlet orifice 11 and the housing L are aligned.
• the faces of the head of the adapter 14 and the housing L of the rotary joint are offset relative to those of the outlet orifice 11.
• the head of the adapter comes in abutment against a radial shoulder 24 internally defining the outlet orifice 11 so that the adapter can not be removed from the connecting element as long as the device is in the liquid transfer position.
• This adapter is intended to be connected to liquid discharge means, for example a transfer pipe opening into a receptacle.
• the adapter 3 has a cylindrical body 25 having a first end 26 from which the tube 12 (Figure 1) with the end head 14 and an opposite end 27 open. It further comprises a base 28 provided with a liquid flow tube 29 which is mounted in a sealed manner, for example by screwing, on the open end 27 of the body 25 and a seal 30 which is slidably mounted in the body 25 and comprises a sealing rod 3 1 adapted to be inserted into the tube 1 2 to close the holes 14.
• a control element 32 comprising an annular piece 33 axially movable around The control element comprises in this connection two guide rods 34 which pass through the base 28 and which are fixed to the annular ring 30 by means of pins 35 with interposition of O-rings (not shown).
• This arrangement is particularly advantageous for the discharge of harmful liquids or at high temperature since it prevents the transferred liquid from coming into contact with the skin of an operator.
• a plug 35 for closing the connection element comprising a flat head 36 and a tail 37 of shape complementary to that of the bore. of the connecting element in which it is inserted, that is to say hexagonal.
• the tail 37 comprises, on each face, a relief 38.
• the reliefs 38 have a contour corresponding to that of the liquid transfer lights in which they are inserted. They have here an outer face inclined ramp so as to allow insertion of the plug while ensuring its maintenance in position thus preventing inadvertent rotation of the rotating anointing.
• the connecting element is shaped to receive a hexagonal adapter head limiting the deformations of the connecting element.
• the device that has just been described has a reduced number of parts, limiting its manufacturing cost and facilitating its implementation.
• connecting element is made in one piece without welding, limiting the risk of breakage, improving reliability and facilitating the manufacture of the device especially in an automated manner.
• the device in particular the connecting element, does not have a washer type spring used in the state of the art for producing this type of device and which are specific springs with a high cost price.

Applications Claiming Priority (2)

Publications (1)

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ID=51726612

Family Applications (1)

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Family Cites Families (18)

• 2014
  • 2014-05-23 FR FR1454667A patent/FR3021307B1/fr not_active Expired - Fee Related
• 2015
  • 2015-05-21 WO PCT/EP2015/061316 patent/WO2015177302A1/fr active Application Filing
  • 2015-05-21 EP EP15725570.4A patent/EP3146172A1/de not_active Withdrawn
  • 2015-05-21 CN CN201580026718.0A patent/CN106415090A/zh active Pending
  • 2015-05-21 US US15/311,050 patent/US20170088319A1/en not_active Abandoned
  • 2015-05-21 JP JP2017513341A patent/JP6340138B2/ja not_active Expired - Fee Related

Non-Patent Citations (2)

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