CN106415090A

CN106415090A - Liquid transfer device

Info

Publication number: CN106415090A
Application number: CN201580026718.0A
Authority: CN
Inventors: Y·格里考特
Original assignee: Oil Systems Inc
Current assignee: Oil Systems Inc
Priority date: 2014-05-23
Filing date: 2015-05-21
Publication date: 2017-02-15
Also published as: JP6340138B2; WO2015177302A1; FR3021307A1; JP2017516964A; US20170088319A1; FR3021307B1; EP3146172A1

Abstract

The invention relates to a liquid transfer device including: a connecting element (2) which is to sealably attached onto a liquid transfer opening and which includes a set of liquid transfer ports (9), an outlet (11), and a bore (10) that extends between the transfer ports and the outlet; and an adapter (3) which is to be connected to liquid discharge means and which includes a head (14) shaped such as to be inserted into the outlet (11) and including a set of holes (15) for engaging with said ports (9). Said liquid transfer device includes a swing joint (4) placed in the connecting element (2) between the outlet and the liquid transfer ports and includes a set of liquid passages (16) and a recess (L) shaped such as to receive the head of the adapter in a position in which said passages of the joint and the holes of the adapter are aligned. Said joint is rotatably movable in the connecting element, between a closed position of the device and a liquid transfer position, by means of the head (14) of the adapter.

Description

Liquid transfer device

Technical field

Present invention is generally directed to transfering fluid, especially by gravity, by pumping or in the presence of pressure reduction Transfering fluid.

More particularly, in particularly advantageous application, it is related to for being fastened to aperture to empty motor vehicles Or lathe oil groove aperture.

Background technology

For example, purpose can be will to empty oil from oil groove.However, when emptying any other liquid such as refrigerating fluid Body, for lathe cutting liquid when, also without departing from the scope of the present invention.

In order to be easier to empty these housings it is proposed that kinds of schemes to reduce need to connector execution manipulation and because This shortens the emptying required time.

This connector is designed in the aperture being screwed in housing and they include moveable valve member, may move Valve member be used for closure plug and be suitable for use with appropriate device especially adapter and with translational movement, adapter is installed End in unrestrained pipeline.Once the appropriate location being positioned in connector, adapter cause valve member be penetrated into enclosure interior or Person's more generally container inside, thus discharge unrestrained aperture to allow liquid (oil in particular) flowing.

For example, this connector is described in document FR 2 773 365.

The connector describing in the publication includes plug bodies, and plug bodies have 1/3rd of the height positioned at main body And on the radial direction skirt section between 1/2nd, and the wall being designed to bear against housing when connector is spirally connected in place completely.

In assembled state, main body defines protruding extension, and protruding extension is provided with cannelure, and cannelure allows fastening to turn Connect device.

Internally, connector limits endoporus, and valve member is installed in endoporus.

One group of pad is arranged inside the endoporus within plug bodies, wherein in open position and the closure position of connector Put, valve member bears against on pad.

The arrangement of that type has some defects.

Firstly it is found that the plug bodies constituting the connecting element of this device project from container and therefore have the wind of damage Danger.

Secondly, this device need to be spirally connected to the container using open-end wrench.

3rd, it is not protected towards the pad of outside of containers, and therefore, it is easy to impaired.

It is eventually found connector to be made up of monolithic, this does not allow it to be made from a different material.

Referring also to document FR 2 996 217, which depict the device for transfer liquid, this device allows to mitigate that Plant defect.

This device includes tubular connecting element and adapter, by setting cannelure in adapter in order to be received in switching The radial teeth of setting in device, adapter is suitable for being reversibly attached to connecting element,.Although this device has many advantages, send out Currently use neutralization especially when it is tightened, tooth and groove are easy to become to deform.Again it is desirable to provide one kind has special form The adapter of shape, this special shape is difficult to by machining.

And, the transfer device described in document FR 2 996 217 is made up of relatively large amount part, so that assembling More complicated and be more difficult to, and therefore improve its cost price.

The purpose of the present invention is therefore that mitigating defect mentioned above and proposing a kind of changing for transfer liquid The device entering, this device is made up of a small amount of part and is had the reliability of increase.

Content of the invention

Present invention accordingly provides a kind of device for transfer liquid, this device includes：Connecting element, it is used for not leak Mode be anchored on liquid shift aperture in and have groups of at least one in connecting element transfer liquid turn Move port, for the exit aperture from connecting element discharging liquid, and, in extension between transfer port and exit aperture Hole.

This device also includes：Adapter, this adapter is used for being connected to liquid removal device and including head, and head becomes Shape is to be adapted for insertion in exit aperture and include at least one Kong Yiyu groups of to be formed at the described end in connecting element Mouth cooperation.

This device also includes：Rotation shutter, rotation shutter is positioned in connecting element and is turned with liquid in exit aperture Move between port and include at least one fluid path groups of and socket, in the described path of shutter and the hole of adapter The position of be aligned, socket is shaped as the head receiving adapter, and under the driving from the head of adapter, shutter can be Move in connecting element, to rotate between the make position and liquid transferring position of device, in the make position of device, cover Part closes transfer port, and in liquid transferring position, described path and described port are aligned.

According to another characteristic of the invention, transfer device includes：Fitting, it is used for limiting shutter in connecting element Rotation in endoporus.

For example, fitting includes：At least one transverse bolt, it passes through rotation shutter to be inserted in groove, and groove is in horizontal shape Become in adapter.

Advantageously, groove is provided with end expanding portion.

In a specific embodiment, rotation shutter includes at least one radial extension, and radial extension is snapped into It is formed laterally in the groove in adapter.

According to another characteristic of the invention, the exit aperture of connecting element and the socket of shutter are polygonal, have Shape with adapter head shape complementarity.

The further feature of the transfer device according to the present invention, shutter be arranged in exit aperture identical axis on.

The path of rotation shutter, the port of connecting element and the aperture of adapter are advantageously in radial arrangement.

In one embodiment, shutter has six paths and connecting element has six liquid transfer ports.

According to a further feature of the present disclosure, this device also includes closure plug, and it is used for closing connecting element.

For example, connector includes the shape complementarity of the endoporus in the connecting element that flat head portion and shape are inserted with it Afterbody, afterbody is provided with the relief of the outline of profile and liquid transfer port.

In one embodiment, adapter includes：Cylinder-shaped body, described head is from cylinder-shaped body axially extending；Base Seat, it is installed on the opening of cylinder-shaped body；And, gasket seal, under the driving from annular control element, its energy Main body is slided, annular control element passes through pedestal and has seal bar, and seal bar is inserted in head so that lipostomouses.

Brief description

By the description being hereafter given with non-limiting example merely and refer to the attached drawing is made, other mesh of the present invention , feature and advantage will be apparent from, in the accompanying drawings：

Fig. 1 is the exploded view according to the present invention for the device of transfer liquid；

Fig. 2 and Fig. 3 is the connecting element of the device of Fig. 1 being respectively at the make position of this device and liquid transferring position Axonometric chart；

Fig. 4 is the sectional view of the device of Fig. 1, shows this device make position and liquid transferring position；

Fig. 5 is used for the sectional view of another embodiment of device of transfer liquid according to the present invention；

Fig. 6 is the detailed view of the connecting element according to the present invention；

Fig. 7 and Fig. 8 shows the adapter head in the exit aperture being installed on connecting element；

Fig. 9 is the exploded view of the adapter according to the present invention for the device of transfer liquid；

Figure 10 is the axonometric chart of Fig. 9 adapter；And

Figure 11 is the axonometric chart of the connector for closing connecting element.

Specific embodiment

With reference first to Fig. 1 it is illustrated that the first embodiment according to assembly of the invention for transfer liquid, this device Generally be given with reference 1.

In the illustrated embodiment, liquid transfer device is used for emptying oil from the oil groove of motor vehicles or lathe.

If however, the liquid of any other type will be shifted, such as refrigerant liquid, cooling liquid, cutting for lathe Cut liquid, also without departing from the scope of the present invention.

As can be seen that device 1 includes three parts：Connecting element 2, it constitutes connector, and connector is screwed into housing Unrestrained aperture；Adapter 3, it partly illustrates in FIG；And, rotate shutter 4, its be installed in connecting element 2 and It is in being rotated by from adapter.

Connecting element 2 includes：The main body 5 that metal, plastic material or any other material are made, main body 5 has annular shoulder Portion 6, using this annular shoulder 6, connecting element 2 bears against on the wall of housing；For connecting element is screwed into housing Intermediate thread 7；And, far-end 8, this far-end 8 has one group of radial port 9 for transfer liquid.

Internally, the main body 5 of connecting element has axial bore 10, and axial bore 10 passes through connecting element and rotates screening Closing member 4 is received in connecting element.

Especially, transfer port 9 is extended to the axial liquid exit aperture 11 being formed in shoulder 6 by endoporus 10.

Adapter 3 consists essentially of main body (not showing that in FIG) and head 14, and main body has axial passageway 13 in band End pipe 12, head 4 is configured to the instrument of mobile rotation shutter 4.As it can be seen in FIG. 1 that the head 14 of adapter There is one group of radial hole 15 to be aligned with liquid transfer port 9.

The exit aperture 11 of adapter head 14 and connecting element takes corresponding shape.Head 14 and aperture 11 here are shown It is polygon in example, and more particularly they are hexagons.In this example, head has six sides.

Rotation shutter 4 is as general as cylinder, have the main body corresponding essentially to connecting element endoporus 10 outer Footpath.It includes axial inside and outside shell L, and axial inside and outside shell L has the inner circumferential constituting the socket of head 14 being suitable for receiving adapter Enclose surface.In this example, it is therefore polygon, and more particularly hexagon, to receive head 14.

Rotation shutter is therefore made to tolerate the screwing force being applied by the head 14 of adapter by sufficiently strong material, this Also provide for effectively sealing.

In this regard, rubber can be used.Also can make pad be in the central cores form being made up of the hard material of such as metal simultaneously And be covered in sealing material layer.

Rotation shutter 4 is provided with one group of fluid path 16, and shell L leads to fluid path 16, and number of channels is similarly six. Path is in radial arrangement.

Rotation shutter has two lateral aperture 17 of be aligned on washer diameter to receive pin such as 18.Equally, even The main body 5 connecing element is provided with two diameter opposed end transverse grooves 19, and pin 18 is inserted in transverse groove 19.

Referring also to Fig. 2 and Fig. 3, when mounted, rotation shutter 4 become with exit aperture 11 identical axis on insert In the main body 5 of connecting element 2.Its with respect to main body 5 in Fig. 2 shown in the make position of transfer device and liquid transferring position Between angularly move, in the make position of transfer device, the path 16 in shutter 4 is with respect to shape in connecting element The liquid transfer port 9 becoming offsets, and in liquid transferring position, path 16 is aligned with port 9.

In this example, this two positions correspond to pad and move 30 degree with respect to connecting element 5.

Respective pins 18 are inserted in groove 19, and groove 19 therefore extends in 30 degree of angle sectors.

Therefore, the make position of device as shown in Figures 2 and 3 and liquid transferring position correspond to and sell in corresponding groove 19 18 two extreme positions.

Liquid transfer device as described above passes through the head 14 of adapter is inserted in the exit aperture of connecting element Use in 11, connecting element is fastened to (Fig. 4) on the wall of housing C, and gasket seal J is inserted between them.Insertion head 14 Until it penetrates in the shell L being formed in shutter.Especially, its be inserted beyond exit aperture 11 until its can be with respect to Connecting element is angularly displaced from.

In make position, the hole being formed in the head 14 of adapter and the path 16 being formed in rotation shutter are right Standard, but they offset with respect to port 9.

Start from the make position of the device shown in the right side of Fig. 4, required do is exactly the head rotating adapter 30 degree so that the path 16 of hole in the head 14 of adapter and rotation shutter and the liquid being formed in adapter head body Body transfer port 9 is aligned, and the path 13 so as to make case inside be formed in adapter connects.

It should be noted that referring to figs. 1 in the embodiment described by Fig. 4, shutter 4 be mounted in connecting element with Pin 18 is freely rotatable, and pin 18 penetrates in the hole 17 being formed in groove 19 and in shutter.

In a modification and also can arrange radial direction shoulder 20 as seen from Figure 5, radial direction shoulder 20 has respective end Portion slope 21, end ramps 21 are snapped in the groove 19 formed in connecting element main body 5.This embodiment is favourable, as long as Number of parts of liquid transfer device is further reduced to only two parts for it and so that rotation shutter is easier to install In connecting element, because to carry out this installation now by buckle.

With reference to Fig. 6, describe corresponding to Fig. 1 and have the embodiment of the pin 18 being received in groove 19 below, advantageously, end Portion expansion section 23 is arranged in groove 19, and in end expanding portion 23, pin 18 becomes to be engaged in two extreme positions should to constitute Device is in its make position or stablizing and closed position in its liquid transferring position.

Naturally, this embodiment is equally applicable to the embodiment with reference to described by Fig. 5.

In all cases, and as shown in Figure 7 and Figure 8, transfer device use relatively easy because its need turn Connect device head to be inserted in exit aperture 11 and be inserted in the shell L of rotation shutter 4 (Fig. 7).Once being in this Individual position, the flat surfaces be aligned of the hex-shaped head of exit aperture 11 and shell L.

Comparatively speaking, in liquid transferring position, rotation shutter in adapter head 14 and shell L flat surfaces Deviate from the flat surfaces of exit aperture 11.Therefore, against radial direction shoulder 24, radial direction shoulder 24 limits outlet opening to adapter head The inner side of mouth 11 makes adapter can not extract from connecting element, as long as this device is in its liquid transferring position.

With reference to Fig. 9 and Figure 10, the structure of the adapter of liquid transfer device as described above is described below.Adapter is used In being connected to liquid drains part, for example, lead to the unrestrained pipeline of container.

Adapter 3 includes cylinder-shaped body 25, and cylinder-shaped body 25 has first end 26, is provided with the pipe 12 of termination 14 from One end 26 extends (Fig. 1) and has relative open end 27.Also there is pedestal 28, pedestal 28 is provided with liquid flow duct 29, liquid Body flow duct 29 in leak-free mode, for example, is installed to the open end 27 of main body 25 by screw-tightened, and has interior close Gasket 30, interior sealing pad 30 is slidably mounted in main body 25 and includes seal bar 31, and seal bar 31 is adapted for insertion into To in pipe 12 to close closed pore 14.Control element 32 is used for making sliding shim 30 mobile, and control element 32 includes annular section 33, ring Shape part 33 can move axially around pipe 29.In this regard, control element has two guiding bars 34, this two guiding bars 34 It is fastened to annular gasket 30 by pedestal 28 and using pin 35, and O-ring is placed on (not shown) between the two.

Therefore, referring also to Figure 10, when slipper seal pad 30 and more particularly seal bar 31 are inserted in the head of adapter When in 14, adapter is closed and simultaneously no liquid is leaked by head 14.

Comparatively speaking, when hand traction is applied on annular control element 33 (arrow F), seal bar is released from head 14 Put, therefore allow liquid to shift by transducer.

This be aligned is particularly conducive to empty harmful or high temperature liquid, because it prevents liquid and the operation shifted The skin contact of person.

Finally, with reference to Figure 11, devices described above is finally connector 35, and connector 35 is used for closing connecting element.Insert The internal via shape complementation that plug includes the connecting element that flat head portion 36 and shape are inserted with it is hexagonal afterbody 37.Afterbody 37 include relief 38 on each of which face.Their wheels of liquid transfer port that will insert of the outline of relief 38 Wide.In this example, they assume inclination with the aslope lateral surface of shape so as to allow connector insertion simultaneously by anti-spin-ended Turn any undesirable rotation of shutter and ensure to be allowed to be held in place.

Due to the flat surfaces of head 36, connector does not project from housing.

It should also be noted that invention as described above brings some advantages.

First, connecting element is shaped to facilitate to receive hexagon adapter head, thus limiting connecting element deformation.

Secondly, devices described above has a small amount of part, thus limiting its manufacturing cost and making it easy In enforcement.

It should also be noted that connecting element makes single-piece, and need not weld, thus limiting any risk of breakage, improving can By property, and device is easily manufactured, and especially automatically manufactures.

3rd, device and especially connecting element do not have as manufactured any bullet used by this kind of device in prior art Spring grommet-type spring, spring is the concrete article of relatively high cost.

Claims

1. a kind of device for transfer liquid, described device includes：Connecting element (2), described connecting element is used for not leak Mode be anchored on liquid transfer aperture in, and have groups of at least one for transfer liquid in described connecting element Transfer port (9), be used for from the exit aperture (11) of described connecting element discharging liquid and, described transfer port with The endoporus (10) extending between described exit aperture；Adapter (3), described adapter be used for being connected to liquid removal device and Including head (14), described head (14) be configured to be inserted in described exit aperture (11) and include groups of at least one To cooperate with the described port (9) being formed in described connecting element, described device is characterised by that it includes rotating in hole (15) Shutter (4), described rotation shutter (4) is positioned over described connection between described exit aperture and described liquid transfer port In element (2) and include groups of at least one fluid path (16) and socket (L), described socket (L) is shaped as in institute State the described head of the described adapter of position receiving of the described path of shutter and the described hole be aligned of described adapter, coming From under the driving of the described head (14) of described adapter, described shutter can move in described connecting element, with described Rotate between the make position of device and liquid transferring position, in the make position of described device, described shutter closure is described Transfer port, in described liquid transferring position, described path and described port are aligned.

2. device according to claim 1 is it is characterised in that include：Fitting (17,18,19), it is described for limiting Rotation in the endoporus of described connecting element for the shutter.

3. device according to claim 2 is it is characterised in that include：At least one transverse bolt (18), it passes through described rotation Turn shutter to be inserted in groove (19), described groove (9) is in being formed laterally in described adapter.

4. device according to claim 3 is it is characterised in that described groove is provided with end expanding portion (23).

5. device according to claim 2 is it is characterised in that described rotation shutter includes at least one radial extension (20), described radial extension (20) is snapped in the groove in being formed laterally in described adapter.

6. device according to any one of claim 1 to 5 is it is characterised in that the described outlet opening of described connecting element The socket of mouth and described shutter is polygonal, has the shape with described adapter head shape complementarity.

7. device according to any one of claim 1 to 6 it is characterised in that described shutter be arranged in described go out On oral pore mouth identical axis.

8. device according to any one of claim 1 to 7 it is characterised in that the described path of described rotation shutter, The aperture of the described port of described connecting element and described adapter is in radial arrangement.

9. device according to any one of claim 1 to 8 is it is characterised in that described shutter has six paths simultaneously And described connecting element has six liquid transfer ports.

10. device according to any one of claim 1 to 9 is it is characterised in that it also includes closure plug (35), its It is used for closing described connecting element.

11. devices according to claim 10 are it is characterised in that described connector has flat head portion and shape and it is inserted The afterbody of the shape complementarity of described endoporus in the described connecting element entering, described afterbody is provided with profile and shifts end with described liquid The relief (38) of the outline of mouth.

12. devices according to any one of claim 1 to 11 are it is characterised in that described adapter includes：Cylindrical main Body (25), described head is from described cylinder-shaped body (25) axially extending；Pedestal (28), described pedestal is installed to described cylinder On the opening of shape main body；And, gasket seal (30), under the driving from annular control element (32), described sealing gasket Piece can slide in described main body, and described annular control element (32) passes through described pedestal and has seal bar (31), described Seal bar (31) is inserted in described head to close described hole (15).