CN201581908U

CN201581908U - Insertion component and inter-frame operation pilot-operated reversing valve with same

Info

Publication number: CN201581908U
Application number: CN2009202929712U
Authority: CN
Inventors: 胡斌杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-15
Filing date: 2009-12-15
Publication date: 2010-09-15
Anticipated expiration: 2019-12-15

Abstract

The utility model relates to an inter-frame operation pilot-operated reversing valve, which comprises a pilot-operated valve portion, a main valve portion, an insertion component and a multi-core tube. The insertion component comprises a fluid circuit integrated socket and a plug, a pilot-operated valve portion interface of the pilot-operated valve portion is connected with a pilot-operated fluid circuit integrated socket correspondingly, a main valve portion interface on the main valve portion is connected with a main valve portion fluid circuit integrated socket correspondingly, and communication between each fluid circuit inlet and outlet of the pilot-operation valve portion and each corresponding fluid circuit port of the main valve portion can be realized by one-off connection between the plug of the multi-core tube ends and the fluid circuit integrated socket. The pilot-operated reversing valve can not only realize inter-frame operation of the pilot-operated valve portion to the main valve portion but also realize simple and fast pipe connection between the pilot-operated valve portion and the main valve portion.

Description

Connector assembly and neighboring frame-operated pilot reversing valve with this connector assembly

Technical field

The utility model relates to a kind of split type pilot-actuated valve, relates in particular to a kind of coal mine hydraulic supporting multi-core pipe neighboring frame-operated pilot reversing valve.

Background technology

The operation of coal mine fully-mechanized mining hydraulic support has two kinds of basic modes: this operation and neighboring frame-operated.This operation is meant: operating personnel are positioned at this chord position and put operation and be located at the exercises that reversal valve handle on this is finished this support; Neighboring frame-operated being meant: the adjacent stent position operation that operating personnel are positioned at this support is positioned at pilot valve handle on the adjacent stent to be controlled and is positioned at this commutation of going up pilot operated directional control valve action, thereby finishes the exercises of this support.Personnel were positioned at the below of action support when the two essential difference was this operation, and personnel are positioned at the below of attonity support when neighboring frame-operated, and are obvious neighboring frame-operated higher than this processing safety, reliability.Chinese patent literature CN2864185Y has proposed a kind of the manual pilot control valve that frame is operated, comprise a main control valve and a plurality of pilot valve, described main control valve is the plug-in structure, constitute by valve body and spool, described valve body is one to be provided with the integral body of a plurality of jacks, is fixed with the plug-in spool in described jack; Described pilot valve is made of two-bit triplet, the inlet P of its inlet P1 and main control valve is connected with the hydraulic pump high-pressure outlet by pipeline, its liquid outlet O1 and main control valve liquid outlet are connected with the hydraulic pump liquid return hole by pipeline, and its control mouthful A1 is connected with the liquid controling cavity of spool.This manual pilot control valve greatly reduces operating torque by adopting the pilot valve control high-pressure high-flow main control valve of low discharge.In addition,, can change out of order spool, needn't transport to aboveground repairing to complete set of valves, the time that has significantly reduced labour intensity and fixed a breakdown in the down-hole because the main control valve spool design becomes plug-in integral core assembly.But because this utility model belongs to this operation, when this was operated, the operator often was positioned at the below of action support, the easy like this safety that injures the operator.This operation at more American-European developed country's hydraulic supports is unallowed, and in the numerous coal mine fully-mechanized mining working of China, overwhelming majority hydraulic support all uses this mode of operation, potential safety hazard is self-evident, have only a small part to adopt electric hydraulic control system control, but because the complexity of China Mine Geological condition, the work plane that is suitable for automation, the sequencing course of work fully seldom, electric in addition hydraulic control system requires height, the big dependence on import fully of difficulty, cost an arm and a leg, safeguard not in placely, make the generally use of electric hydraulic control system be subjected to severely restricts.

Therefore, comparatively speaking, neighboring frame-operated safety and reliability more can adapt to the complexity of China Mine Geological condition.Also have in the prior art and occur adopting low discharge reversal valve group to connect the adjacent frame control mode of big flow pilot operated directional control valve group by sebific duct on some hydraulic supports, a kind of split type safe manoeuvring valve of hand hydraulically controlled guide group of neighboring frame-operated formula has been proposed as Chinese patent literature CN2231727Y, include pilot valve, main control valve and high-pressure rubber pipe, pilot valve is a miniature hand-operated direction valve, be installed on the upper bracket, main control valve is a pilot operated directional control valve, be installed on the lower carriage, adopt high-pressure rubber pipe to connect between pilot valve and the main control valve.The utility model adopts high-pressure rubber pipe to be connected between pilot valve and main control valve, realized the down-hole remote-controlled operation, but there is following shortcoming in actual use: 1, because in the coal mining industry, the guide operating valve of control coal mine hydraulic supporting action, often comprise that one is plugged with the main valve body of a plurality of spools and the pilot valve of a plurality of control spool action, and because between the hydraulic control mouth of the working hole of each pilot valve and its spool of controlling, and the inlet of each pilot valve and pumping plant, all need be point-to-point between liquid return hole and the pumping plant by high-pressure rubber pipe, one one ground connects, this make between main valve body and a plurality of pilot valves and a plurality of pilot valve and pumping plant between be connected and become complicated loaded down with trivial details, length consuming time, connect mistake easily, and whole connection procedure can only carry out under mine all, therefore be not suitable for very much under mine, using; The high-pressure rubber pipe number that needs when 2, connecting is numerous, numerous high-pressure rubber pipe not only should not mounting arrangements in narrow colliery passage but also is taken up space more, make that the limited colliery passage in script space is more crowded, be unfavorable for that the mining activity personnel pass in and out work; 3, in narrow colliery passage, staff's turnover work and abominable geographical environment all cause exposed high-pressure rubber pipe to be subjected to extraneous colliding with causing mechanical damage easily, motion wearing and tearing or corrosion, thus cause the reliability of hydraulic system low.It is particularly outstanding that the problems referred to above seem on Bracket in Thin Coal Seam, even can not use, so this mode fails to be promoted the use of.

The utility model content

For this reason, technical problem to be solved in the utility model is to realize that by using high-pressure rubber pipe that pilot valve is connected with main valve the neighboring frame-operated connection complexity of bringing is loaded down with trivial details in the split type control valve of guide of the prior art, length consuming time, and connect wrong problem easily, provide a kind of connection simply rapidly, the neighboring frame-operated pilot reversing valve that pilot valve and main valve are connected by multi-core pipe.

For solving the problems of the technologies described above, a kind of connector assembly of the present utility model comprises integrated combination hub in liquid road and the plug that is used with the integrated combination hub in described liquid road,

Described combination hub comprises cover plate, and the base plate that docks with described cover plate, wherein, concentrated the interface surface at each the liquid inlet and outlet liquid crossing in the described valve body to be connected on described cover plate and the valve body, described liquid crossing form the cover plate interface holes that is communicated with described liquid crossing on the relevant position of right described cover plate, described cover plate interface holes is a through hole; On the surface of described cover plate, form some mutual disconnected water conservancy diversion grooves during the installation of described base plate, when described base plate with after described cover plate docks, corresponding described cover plate interface holes is aimed at corresponding described water conservancy diversion groove; Described water conservancy diversion groove has at least a part to be in the default concentrated scope on the described base plate, and the part that is in the described concentrated scope of described water conservancy diversion groove is provided with the backplane interface hole that penetrates described base plate;

Described plug comprises joint body, described joint body is arranged on the multi-core pipe end with some core pipes, described joint body is provided with number and the same number of hollow plug that is communicated with of described core pipe, described connection plug one end inserts in the described core pipe, the other end is fit to insert connection with corresponding described backplane interface hole, the number in the described backplane interface hole on the number of described connection plug and the described base plate is identical, and in the distribution on the described joint body and described backplane interface hole on described base plate distribution consistent.

Above-mentioned connector assembly, described joint body comprises the erecting device that described connection plug is positioned installation, form the locating hole that is fit to described connection plug insertion on the described erecting device, and described locating hole is consistent with the distribution of described backplane interface hole on described base plate in the distribution on the described erecting device.

Above-mentioned connector assembly, described connection plug is snap joint, the outer wall of described snap joint is provided with two annular shoulder blocks separated by a distance, described erecting device be circular location-plate and with the circular block board of the stacked setting of described location-plate, described locating hole is molded on the described location-plate, penetrate described block board and opening is arranged on the described block board circumferential wall with forming on the relevant position of the corresponding described block board of described locating hole, the open slot that is used with described locating hole, the groove width of described open slot is greater than one section the external diameter between the two described annular shoulder blocks of being in of described snap joint, less than any the external diameter in the two described annular shoulder blocks, and the thickness of described block board is not more than the distance between the two described annular shoulder blocks.

Above-mentioned connector assembly, be provided with male joint in addition on the relevant position on the surface of the described cover plate dorsad of the pairing described base plate of described concentrated scope, forming an end on the relevant position of described male joint end face communicates with described backplane interface hole, the other end is fit to the through hole that described connection plug inserts, and described male joint is provided with the male joint linkage; The described joint body of described plug also comprises female joint in a tubular form, and described erecting device is arranged in the described female joint, and described female joint is provided with the female joint linkage that matches and be connected with described male joint linkage.

Above-mentioned connector assembly, described male joint is rounded, the external screw thread of moulding on the outer wall that described male joint linkage is described male joint, described female joint linkage are that described female joint forms the internal thread that matches with the external screw thread of described male joint outer wall on the relevant position of the inwall of the first end of described public access.

Above-mentioned connector assembly, the end face away from described base plate of described male joint is provided with first alignment pin or first dowel hole; The relevant position of the end face of described erecting device be provided with first alignment pin of described male joint or first dowel hole be used first dowel hole or first alignment pin.

Above-mentioned connector assembly, described multi-core pipe also comprises rubber hose sheath, be arranged on the outer wall of described rubber hose sheath two ends overcoat, and the tube core that is arranged on described rubber hose sheath inwall, the end that described overcoat stretches out described rubber hose sheath is provided with outer set of connection devices; Described joint body also comprises the adapter sleeve that an end is connected with described female joint, and the other end of described adapter sleeve is provided with the adapter sleeve linkage that is connected with described outer set of connection devices; The two ends of described rubber hose sheath are stretched out at the two ends of described core pipe respectively, and described core pipe two ends port forms the connector receptacle for the end insertion of described snap joint respectively.

Above-mentioned connector assembly, described outer set of connection devices is to be molded over the described outer concavo-convex joint that puts, described adapter sleeve linkage is the convex-concave joint that is connected with described concavo-convex joint that is molded on the described adapter sleeve, and can rotate in a circumferential direction relatively between the described overcoat after connecting and the described adapter sleeve.

Above-mentioned connector assembly, form flange on described adapter sleeve and the end that described female joint is connected, described adapter sleeve outside is with gland nut in a tubular form, the internal diameter of described gland nut is less than the external diameter of described flange, the outer wall of described gland nut is provided with external screw thread, the relevant position of described female joint inwall is provided with the internal thread that matches with external screw thread on the described gland nut, by described gland nut described flange is against in the described female joint, realizes can connecting relatively of described adapter sleeve and described female joint with rotating in a circumferential direction.

Above-mentioned connector assembly described flange is provided with pin-and-hole with the pairing position of described open slot described block board, and other is provided with alignment pin and inserts in described pin-and-hole and the described open slot.

Above-mentioned connector assembly, described female joint forms the two-stage stepped hole on the inwall of an end of described multi-core pipe joint, in the first order stepped hole that described location-plate and described block board are stacked in being arranged on; The flange of described adapter sleeve props up described block board, described gland nut is arranged in the step of the described second level, prop up described flange, make that the end face away from described block board of described flange is concordant with the step surface of second level stepped hole, described second level step inwall is provided with the internal thread that matches with the external screw thread of described gland nut.

Above-mentioned connector assembly is provided with the spacer shell that band turns round between described overcoat and the described adapter sleeve.

A kind of neighboring frame-operated pilot reversing valve comprises

The pilot valve part, described pilot valve partly comprises some pilot valves, described pilot valve is provided with the pilot valve interface surface, has concentrated the liquid inlet and outlet crossing of described pilot valve on the described pilot valve interface surface;

Primary valve part, described primary valve part comprises some main valve plugs, form the main valve body in the main valve plug hole of inserting for described main valve plug, and being arranged on primary valve part interface surface on the described main valve body, described primary valve part interface surface has been concentrated each liquid crossing that the described liquid inlet and outlet crossing of described pilot valve is communicated with corresponding liquid road in the described main valve body;

Also comprise above-mentioned connector assembly and multi-core pipe, wherein, described pilot valve part interface surface is connected with the integrated combination hub in corresponding pilot valve part liquid road, described primary valve part interface surface is connected with the integrated combination hub in corresponding main valve portion separatory road, by realizing being communicated with between corresponding each the described liquid crossing of described pilot valve each described liquid inlet and outlet crossing partly and described primary valve part the described plug and once being connected of the integrated combination hub in described liquid road that are arranged on described multi-core pipe end.

Above-mentioned neighboring frame-operated pilot reversing valve, the described liquid inlet and outlet crossing on the described pilot valve part interface surface are first inlet, first liquid return hole and the working hole of described pilot valve; The described liquid of each of described primary valve part interface surface crossing is second inlet, second liquid return hole that communicates with the main liquid return hole of described main valve body that communicates with the main inlet of described main valve body and the hydraulic control mouth that communicates with the liquid controling cavity of described main valve plug; Being communicated with between the hydraulic control mouth of second liquid return hole of first inlet of once being connected of plug by being arranged on described multi-core pipe end and the integrated combination hub in described liquid road realizing described pilot valve part and first liquid return hole of second inlet of described primary valve part, described pilot valve part and described primary valve part and described pilot valve working hole partly and described primary valve part.

Above-mentioned neighboring frame-operated pilot reversing valve only is provided with described second inlet and described second liquid return hole on the described primary valve part interface surface; The pairing described cover plate interface holes of all described first inlets on the described pilot valve part interface surface is all aimed at a shared feed liquor water conservancy diversion groove, the pairing described cover plate interface holes of all described first liquid return holes on the described pilot valve part interface surface is all aimed at a shared time liquid water conservancy diversion groove, only be provided with a shared feed liquor backplane interface hole on the described feed liquor water conservancy diversion groove, only be provided with a shared go back to liquid backplane interface hole on the described go back to liquid water conservancy diversion groove.

Technique scheme of the present utility model has the following advantages compared to existing technology, 1, neighboring frame-operated pilot reversing valve of the present utility model also comprises connector assembly and multi-core pipe, pilot valve part interface surface is connected with the integrated combination hub in corresponding pilot valve liquid road, the primary valve part interface surface is connected with the integrated combination hub in corresponding main valve portion separatory road, realize respectively advancing of pilot valve part by the plug that is arranged on the multi-core pipe end with once being connected of the integrated combination hub in liquid road, once being communicated with between corresponding each the liquid crossing of fluid crossing and primary valve part, not only can realize neighboring frame-operated to primary valve part of pilot valve part, can also realize that the adapter between pilot valve part and the primary valve part is simply rapid; 2, only be provided with one second inlet and one second liquid return hole on the primary valve part interface panel of neighboring frame-operated pilot reversing valve of the present utility model; The pairing cover plate interface holes of all first inlets on the pilot valve part interface panel is all aimed at a shared feed liquor water conservancy diversion groove, the pairing cover plate interface holes of all first liquid return holes on the pilot valve part interface panel is all aimed at a shared time liquid water conservancy diversion groove, and only be provided with a shared feed liquor backplane interface hole on the feed liquor water conservancy diversion groove, return and only be provided with a shared go back to liquid backplane interface hole on the liquid water conservancy diversion groove.Shared feed liquor water conservancy diversion groove together usefulness feed liquor backplane interface hole, shared return liquid water conservancy diversion groove together the setting of going back to liquid backplane interface hole of usefulness can make shared one core pipe of all first inlets on the pilot valve part, be communicated with second inlet on the primary valve part, shared another strand core of all first liquid return holes pipe, be communicated with second liquid return hole on the primary valve part, reduce the use of a large amount of core pipes, saved the usage space in the mine

Description of drawings

For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below

Fig. 1 is the sectional view of plug of the present utility model;

Fig. 1 (a) is that the A of plug of the present utility model is to view;

Fig. 2 is the sectional view of neighboring frame-operated pilot reversing valve of the present utility model;

Fig. 3 is the front view of the cover plate of the integrated combination hub in pilot valve part of the present utility model liquid road;

Fig. 4 is the front view of the base plate of the integrated combination hub in pilot valve part of the present utility model liquid road;

Fig. 5 is the rear elevation of the base plate of the integrated combination hub in pilot valve part of the present utility model liquid road;

Fig. 6 is the front view of the male joint of the integrated combination hub in pilot valve part of the present utility model liquid road;

Fig. 7 is the left view of the male joint of the integrated combination hub in pilot valve part of the present utility model liquid road;

Fig. 8 is the schematic diagram of snap joint of the present utility model;

Reference numeral is expressed as among the figure: the 1-rubber hose sheath, the 2-tube core, the 3-overcoat, the 4-adapter sleeve, 5-first alignment pin, the 6-block board, 7-snap joint, the 8-female joint, the 9-spacer shell, 10-core pipe, the 11-gland nut, the 12-location-plate, the 13-multi-core pipe, the 14-cover plate, 15-cover plate interface holes, the 16-base plate, 17-water conservancy diversion groove, the 18-male joint, the 19-screwed hole, 20-first dowel hole, 21-annular shoulder block, 22-pilot valve part, the 23-primary valve part, 24-pilot valve part interface surface, 25-primary valve part interface surface, the integrated combination hub in 26-pilot valve part liquid road, the 27-plug, 28-first inlet, 29-first liquid return hole, the 30-working hole, 31-hydraulic control mouth, 35-feed liquor water conservancy diversion groove, 36-returns liquid water conservancy diversion groove, 37-feed liquor backplane interface hole, 38-goes back to liquid backplane interface hole, 39-backplane interface hole, the 40-through hole, the integrated combination hub in 41-main valve portion separatory road.

The specific embodiment

Extremely shown in Figure 8 as Fig. 1, a kind of connector assembly of present embodiment, comprise integrated combination hub in liquid road and the plug 27 that is used with the integrated combination hub in described liquid road, described combination hub comprises cover plate 14, and the base plate 16 that docks with described cover plate 14, wherein, concentrated the interface surface at each the liquid inlet and outlet liquid crossing in the described valve body to be connected on described cover plate 14 and the valve body, described liquid crossing form the cover plate interface holes 15 that is communicated with described liquid crossing on the relevant position of right described cover plate 14, described cover plate interface holes 15 is a through hole; On the surface of described cover plate 14, form some mutual disconnected water conservancy diversion grooves 17 during the installation of described base plate 16, when described base plate 16 with after described cover plate 14 docks, corresponding described cover plate interface holes 15 is aimed at corresponding described water conservancy diversion groove 17; Described water conservancy diversion groove 17 has at least a part to be in the default concentrated scope on the described base plate 16, and the part that is in the described concentrated scope of described water conservancy diversion groove 17 is provided with the backplane interface hole 39 that penetrates described base plate 16; Described plug 27 comprises joint body, described joint body is arranged on multi-core pipe 13 ends with some core pipes 10, described joint body is provided with number and described core pipe 10 the same number of hollow plugs that are communicated with, described connection plug one end inserts in the described core pipe 10, the other end is fit to insert connection with corresponding described backplane interface hole 39, the number in the described backplane interface hole 39 on the number of described connection plug and the described base plate 16 is identical, and in the distribution on the described joint body and described backplane interface hole 39 on described base plate 16 distribution consistent.Described joint body comprises the erecting device that described connection plug is positioned installation, form the locating hole that is fit to described connection plug insertion on the described erecting device, and described locating hole is consistent with the distribution of described backplane interface hole 39 on described base plate 16 in the distribution on the described erecting device.Described cover plate interface holes 15 on the integrated combination hub in described integrated liquid road, concentrate the described backplane interface hole 39 in the scope and the setting of described water conservancy diversion groove 17 that described cover plate interface holes 15 is communicated with corresponding described backplane interface hole 39 can be gathered in each the liquid road that disperses on the valve body in the one concentrated scope, be convenient to realize that each the liquid road on the valve body is connected with the disposable of corresponding connection plug on the described plug 27.In the present embodiment, described connection plug is snap joint 7, the outer wall of described snap joint 7 is provided with two annular shoulder blocks 21 separated by a distance, described erecting device be circular location-plate 12 and with the circular block board 6 of described location-plate 12 stacked settings, described locating hole is molded on the described location-plate 12, penetrate described block board 6 and opening is arranged on described block board 6 circumferential wall with forming on the relevant position of the corresponding described block board 6 of described locating hole, the open slot that is used with described locating hole, the groove width of described open slot is greater than one section the external diameter between the two described annular shoulder blocks 21 of being in of described snap joint 7, less than any the external diameter in the two described annular shoulder blocks 21, and the thickness of described block board 6 is not more than the distance between the two described annular shoulder blocks 21.Described location-plate 12 and being used of described block board 6 can realize described snap joint 7 on described plug 27 axial direction and the location of radial direction.Be provided with male joint 18 in addition on the relevant position on the surface of the described dorsad cover plate 14 of the pairing described base plate 16 of described concentrated scope, forming an end on the relevant position of described male joint 18 end faces communicates with described backplane interface hole 39, the other end is fit to the through hole 40 that described snap joint is inserted, behind the through hole 40 in the described male joint 18 on the integrated combination hub in described snap joint 7 insertion described liquid roads, described snap joint 7 is communicated with and instability with described through hole 40, in order to prevent that hydraulic coupling in the liquid road from making in the through hole 40 of described snap joint 7 from the described male joint 18, described male joint 18 is provided with the male joint linkage; The described joint body of described plug 27 also comprises female joint 8 in a tubular form, and described erecting device is arranged in the described female joint 8, and described female joint 8 is provided with the female joint linkage that matches and be connected with described male joint linkage.In the present embodiment, described male joint 18 is rounded, the external screw thread of moulding on the outer wall that described male joint linkage is described male joint 18, described female joint linkage are that described female joint 8 forms the internal thread that matches with the external screw thread of described male joint 18 outer walls on the relevant position of the inwall of described male joint 18 1 ends.The end face away from described base plate 16 of described male joint 18 is provided with first alignment pin 5 or first dowel hole 20; The relevant position of the end face of described erecting device be provided with first alignment pin 5 of described male joint 18 or first dowel hole 20 be used first dowel hole 20 or first alignment pin 5.Described multi-core pipe 13 also comprises rubber hose sheath 1, be arranged on the described rubber hose sheath 1 two ends outer wall overcoat 3, and the tube core 2 that is arranged on described rubber hose sheath 1 inwall, the end that described overcoat 3 stretches out described rubber hose sheath 1 is provided with outer set of connection devices; Described joint body also comprises the adapter sleeve 4 that an end is connected with described female joint 8, and the other end of described adapter sleeve 4 is provided with the adapter sleeve linkage that is connected with described outer set of connection devices; The setting of described adapter sleeve 4 can be connected the described overcoat 3 of described multi-core pipe 13 with described female joint 8, make between described multi-core pipe 13 and the described plug 27 be connected more reliable.The two ends of described rubber hose sheath 1 are stretched out at the two ends of described core pipe 10 respectively, and described core pipe 10 two ends ports form the connector receptacle for the end insertion of described snap joint 7 respectively.Described outer set of connection devices is the concavo-convex joint that is molded on the described overcoat 3, described adapter sleeve linkage is the convex-concave joint that is connected with described concavo-convex joint that is molded on the described adapter sleeve 4, and can rotate in a circumferential direction relatively between the described overcoat 3 after connecting and the described adapter sleeve 4.Form flange on described adapter sleeve 4 and the end that described female joint 8 is connected, described adapter sleeve 4 outsides are with gland nut 11 in a tubular form, the internal diameter of described gland nut 11 is less than the external diameter of described flange, the outer wall of described gland nut 11 is provided with external screw thread, the relevant position of described female joint 8 inwalls is provided with the internal thread that matches with external screw thread on the described gland nut 11, by described gland nut 11 described flange is against in the described female joint 8, realizes can connecting relatively of described adapter sleeve 4 and described female joint 8 with rotating in a circumferential direction.Can rotate in a circumferential direction relatively between described overcoat 3 and the described adapter sleeve 4, can rotate in a circumferential direction relatively between described adapter sleeve 4 and the described female joint 8, make that the connection between described overcoat 3, described adapter sleeve 4 and the described female joint 8 is adjustable flexibly.Described female joint 8 forms the two-stage stepped hole on the inwall of an end of described multi-core pipe 13 joints, in the first order stepped hole that described location-plate 12 and described block board 6 be stacked in being arranged on; The flange of described adapter sleeve 4 props up described block board 6, described gland nut 11 is arranged in the step of the described second level, prop up described flange, make that the end face away from described block board 6 of described flange is concordant with the step surface of second level stepped hole, described second level step inwall is provided with the internal thread that matches with the external screw thread of described gland nut 11.In order to prevent that the described location-plate 12 that is provided with described snap joint 7 from rotating in a circumferential direction with described block board 6 relative described adapter sleeve 4 in described female joint 8, thereby the described core pipe 2 that causes being connected with described snap joint 7 is twisted into twisted shape in described adapter sleeve 4, be unfavorable for the circulation of described core pipe 2 inner high voltage liquid, described flange be provided with pin-and-hole with the pairing position of described open slot described block board 6, other is provided with alignment pin and inserts in described pin-and-hole and the described open slot, this set makes described block board 6 and described location-plate 12 not rotate in a circumferential direction in the described female joint 8 with being intended to, and can only rotate with described adapter sleeve 4.Be provided with the spacer shell 9 that band turns round between described overcoat 3 and the described adapter sleeve 4.

A kind of neighboring frame-operated pilot reversing valve, comprise pilot valve part 22 and primary valve part 23, wherein said pilot valve part 22 comprises some pilot valves, and described pilot valve is provided with pilot valve interface surface 24, has concentrated the liquid inlet and outlet crossing of described pilot valve on the described pilot valve interface surface 24; Described primary valve part 23 comprises some main valve plugs, form the main valve body in the main valve plug hole of inserting for described main valve plug, and being arranged on primary valve part interface surface 25 on the described main valve body, described primary valve part interface surface 25 has been concentrated each liquid crossing that the described liquid inlet and outlet crossing of described pilot valve is communicated with corresponding liquid road in the described main valve body; In order to realize the neighboring frame-operated of 22 pairs of described primary valve part 23 of described pilot valve part, can also realize that the adapter between described pilot valve part 22 and the described primary valve part 23 is simply rapid, described neighboring frame-operated pilot reversing valve also comprises above-mentioned connector assembly and multi-core pipe, wherein, described pilot valve part interface surface 24 is connected with the integrated combination hub 26 in corresponding pilot valve part liquid road, described primary valve part interface surface 25 is connected with the integrated combination hub 41 in corresponding main valve portion separatory road, described plug 27 by being arranged on described multi-core pipe end and the integrated combination hub in described liquid road be connected once that each of the described pilot valve part 22 of realization is described to be advanced, being communicated with between fluid crossing and described primary valve part 23 corresponding each described liquid crossing.Described liquid inlet and outlet crossing on the described pilot valve part interface surface 24 is first inlet 28, first liquid return hole 29 and the working hole 30 of described pilot valve; The described liquid of each of described primary valve part interface surface 25 crossing is second inlet, second liquid return hole that communicates with the main liquid return hole of described main valve body that communicates with the main inlet of described main valve body and the hydraulic control mouth 31 that communicates with the liquid controling cavity of described main valve plug; Being communicated with between the working hole 30 of first liquid return hole 29 by plug 27 that is arranged on described multi-core pipe end and first inlet 28 of once being connected of the integrated combination hub in described liquid road realizing described pilot valve part 22 and second inlet of described primary valve part 23, described pilot valve part 22 and second liquid return hole of described primary valve part 23 and described pilot valve part 22 and the hydraulic control mouth 31 of described primary valve part 23.Described pilot valve part 22 includes some pilot valves, and each pilot valve all is provided with described first inlet 28, and described first liquid return hole 29, if all will using one described core pipe 10, each described first inlet 28 or each described first liquid return hole 29 be communicated with second inlet or second liquid return hole on the described primary valve part 23, can need a lot of strands of described core pipes 10, consider the feed liquor that all has operating grip independently to control each pilot valve on each pilot valve and return liquid, and first inlet 28 of each pilot valve is all direct or indirect is communicated with shared main inlet, first liquid return hole 29 is all direct or indirect to be communicated with shared main liquid return hole, therefore, for the setting that prevents multiple cores pipe 10 takies space in the mine, only be provided with described second inlet and described second liquid return hole on the described primary valve part interface surface 25; Described first inlet of on the described pilot valve part interface surface 24 all 28 pairing described cover plate interface holes 15 are all aimed at a shared feed liquor water conservancy diversion groove 35, described first liquid return hole of on the described pilot valve part interface surface 24 all 29 pairing described cover plate interface holes 15 are all aimed at a shared time liquid water conservancy diversion groove 36, only be provided with a shared feed liquor backplane interface hole 37 on the described feed liquor water conservancy diversion groove 35, only be provided with a shared go back to liquid backplane interface hole 38 on the described go back to liquid water conservancy diversion groove 36.Shared feed liquor water conservancy diversion groove 35 and shared feed liquor backplane interface hole 39, shared return liquid water conservancy diversion groove 36 and the setting in shared time liquid backplane interface hole 39 all described first inlet, 28 shared one the described core pipes 10 on the pilot valve part 22 are communicated with second inlet on the described primary valve part 23, the described core pipe 10 of all described first liquid return hole, 29 shared another strands is communicated with second liquid return hole on the described primary valve part 23, reduce the use of a large amount of described core pipes 10, saved the usage space in the mine.

The installation process of neighboring frame-operated pilot reversing valve of the present utility model:

At first, primary valve part 23 is installed on this, pilot valve part 22 is installed on the adjacent frame, the main inlet P of primary valve part 23 fetches the highly pressurised liquid from the pumping plant outlet, main liquid return hole R connects the liquid-return box of pumping plant, and the working hole A of primary valve part 23 and B (only with wherein two working holes be example) connect the hydraulic cylinder of this support or the upper and lower cavity of jack respectively;

Then, the integrated combination hub 26 in pilot valve part liquid road and pilot valve part interface surface 24 aimed at is connected the back welding, integrated combination hub 41 in main valve portion separatory road and primary valve part interface surface 25 are aimed at welded after being connected;

At last, the plug 27 that will be provided with at multi-core pipe 13 two ends once is docked and connected with the male joint 18 of the integrated combination hub 26 in pilot valve part liquid road respectively, and the male joint of the integrated combination hub 41 in main valve portion separatory road once is docked and connected, thereby realizes being communicated with of pilot valve part 22 and primary valve part 23 each corresponding liquid road.

The concrete course of work of neighboring frame-operated pilot reversing valve of the present utility model:

When the handle of adjacent frame pilot valve moves under external force, the working hole 30 and first liquid return hole 29 of pilot valve are cut off, be communicated with first inlet 28, pilot valve working hole 30 output high pressure elder generation drains, high pressure elder generation drain is through pilot valve part liquid road integrated combination hub 26--multi-core pipe--the fluid passage of the integrated combination hub 41 in main valve portion separatory road enters corresponding this main valve plug liquid controling cavity C, the liquid sliding sleeve that returns that hydraulic coupling promotes in the main valve plug slides vertically, form sealing with the conical surface of valve seat one end, close the liquid return hole on the main valve plug, promoting valve rod simultaneously slides vertically, open the inlet on the main valve plug, make working hole A or the B and the main liquid return hole R partition of valve rod, be communicated with, main valve plug working hole A or B output big-flow high-pressure liquid with main inlet P, enter hydraulic cylinder of this support or going up or cavity of resorption of jack, make this action;

When unclamping the handle of adjacent frame pilot valve, pilot valve feed liquor ball recovers the sealing with the ball seat one end conical surface under the effect of spring, back down back the formed sealing of the liquid ball ball seat other end conical surface by valve rod simultaneously, the working hole 30 and first inlet 28 of pilot valve are cut off, be communicated with first liquid return hole 29, the working hole 30 that the fluid passage of the high pressure elder generation drain process main valve portion separatory road integrated combination hub 41--multi-core pipe in the main valve plug liquid controling cavity--the integrated combination hub in pilot valve part liquid road returns pilot valve enters 29 releases of first liquid return hole, the valve rod of main valve plug recovers the conical surface seal with valve seat one end under spring action, close the main valve plug inlet, return liquid simultaneously and slide over the conical surface of the valve seat other end that slips away vertically under the effect of hydraulic coupling, open the main valve plug liquid return hole, make working hole A or the B and the main inlet P partition of valve rod, be communicated with main liquid return hole R, main valve plug working hole A or B stop to export big-flow high-pressure liquid, and this stops action.

Obviously, the foregoing description only is for example clearly is described, and is not the qualification to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model creation.

Claims

1. a connector assembly comprises integrated combination hub in liquid road and the plug (27) that is used with the integrated combination hub in described liquid road, it is characterized in that:

The integrated combination hub in described liquid road comprises cover plate (14), and the base plate (16) that docks with described cover plate (14), wherein, concentrated the interface surface at each the liquid inlet and outlet liquid crossing in the described valve body to be connected on described cover plate (14) and the valve body, described liquid crossing form the cover plate interface holes (15) that is communicated with described liquid crossing on the relevant position of right described cover plate (14), described cover plate interface holes (15) is a through hole; On the surface of described cover plate (14), form some mutual disconnected water conservancy diversion grooves (17) during the installation of described base plate (16), when described base plate (16) with after described cover plate (14) docks, corresponding described cover plate interface holes (15) is aimed at corresponding described water conservancy diversion groove (17); Described water conservancy diversion groove (17) has at least a part to be in the default concentrated scope on the described base plate (16), and the part that is in the described concentrated scope of described water conservancy diversion groove (17) is provided with the backplane interface hole (39) that penetrates described base plate (16);

Described plug (27) comprises joint body, described joint body is arranged on multi-core pipe (13) end with some core pipes (10), described joint body is provided with number and the same number of hollow plug that is communicated with of described core pipe (10), described connection plug one end inserts in the described core pipe (10), the other end is fit to insert connection with corresponding described backplane interface hole (39), the number in the described backplane interface hole (39) on the number of described connection plug and the described base plate (16) is identical, and in the distribution on the described joint body and described backplane interface hole (39) on described base plate (16) distribution consistent.

2. connector assembly according to claim 1, it is characterized in that: described joint body comprises the erecting device that described connection plug is positioned installation, form the locating hole that is fit to described connection plug insertion on the described erecting device, and described locating hole is consistent with the distribution of described backplane interface hole (39) on described base plate (16) in the distribution on the described erecting device.

3. connector assembly according to claim 2, it is characterized in that: described connection plug is snap joint (7), the outer wall of described snap joint (7) is provided with two annular shoulder blocks (21) separated by a distance, described erecting device be circular location-plate (12) and with the circular block board (6) of the stacked setting of described location-plate (12), described locating hole is molded on the described location-plate (12), penetrate described block board (6) and opening is arranged on described block board (6) circumferential wall with forming on the relevant position of the corresponding described block board of described locating hole (6), the open slot that is used with described locating hole, the groove width of described open slot is greater than one section the external diameter between the two described annular shoulder blocks (21) of being in of described snap joint (7), less than any the external diameter in the two described annular shoulder blocks (21), and the thickness of described block board (6) is not more than the distance between the two described annular shoulder blocks (21).

4. according to each described connector assembly among the claim 1-3, it is characterized in that: be provided with male joint (18) in addition on the relevant position on the surface of the described dorsad cover plate (14) of the pairing described base plate of described concentrated scope (16), forming an end on the relevant position of described male joint (18) end face communicates with described backplane interface hole (39), the other end is fit to the through hole (40) that described connection plug inserts, and described male joint (18) is provided with the male joint linkage; The described joint body of described plug (27) also comprises female joint (8) in a tubular form, and described erecting device is arranged in the described female joint (8), and described female joint (8) is provided with the female joint linkage that matches and be connected with described male joint linkage.

5. connector assembly according to claim 4, it is characterized in that: described male joint (18) is rounded, the external screw thread of moulding on the outer wall that described male joint linkage is described male joint (18), described female joint linkage are that described female joint (8) forms the internal thread that matches with the external screw thread of described male joint (18) outer wall on the relevant position of the inwall of described male joint (18) one ends.

6. connector assembly according to claim 5 is characterized in that: the end face away from described base plate (16) of described male joint (18) is provided with first alignment pin (5) or first dowel hole (20); The relevant position of the end face of described erecting device be provided with first alignment pin (5) of described male joint (18) or first dowel hole (20) be used first dowel hole (20) or first alignment pin (5).

7. connector assembly according to claim 5, it is characterized in that: described multi-core pipe (13) also comprises rubber hose sheath (1), be arranged on the outer wall of described rubber hose sheath (1) two ends overcoat (3), and the tube core (2) that is arranged on described rubber hose sheath (1) inwall, the end that described overcoat (3) stretches out described rubber hose sheath (1) is provided with outer set of connection devices; Described joint body also comprises the adapter sleeve (4) that an end is connected with described female joint (8), and the other end of described adapter sleeve (4) is provided with the adapter sleeve linkage that is connected with described outer set of connection devices; The two ends of described rubber hose sheath (1) are stretched out at the two ends of described core pipe (10) respectively, and described core pipe (10) two ends port forms the connector receptacle for the end insertion of described snap joint (7) respectively.

8. connector assembly according to claim 7, it is characterized in that: described outer set of connection devices is for being molded over the concavo-convex joint on the described overcoat (3), described adapter sleeve linkage is for being molded over the convex-concave joint that is connected with described concavo-convex joint on the described adapter sleeve (4), and can rotate in a circumferential direction relatively between the described overcoat (3) after connecting and the described adapter sleeve (4).

9. connector assembly according to claim 8, it is characterized in that: form flange on described adapter sleeve (4) and the end that described female joint (8) is connected, described adapter sleeve (4) outside is with gland nut (11) in a tubular form, the internal diameter of described gland nut (11) is less than the external diameter of described flange, the outer wall of described gland nut (11) is provided with external screw thread, the relevant position of described female joint (8) inwall is provided with the internal thread that matches with external screw thread on the described gland nut (11), by described gland nut (11) described flange is against in the described female joint (8), realizes can connecting relatively of described adapter sleeve (4) and described female joint (8) with rotating in a circumferential direction.

10. connector assembly according to claim 9, it is characterized in that: described female joint (8) forms the two-stage stepped hole on the inwall of an end of described multi-core pipe (13) joint, in the first order stepped hole that described location-plate (12) and described block board (6) be stacked in being arranged on; The flange of described adapter sleeve (4) props up described block board (6), described gland nut (11) is arranged in the step of the described second level, prop up described flange, make that the end face away from described block board (6) of described flange is concordant with the step surface of second level stepped hole, described second level step inwall is provided with the internal thread that matches with the external screw thread of described gland nut (11).

11. connector assembly according to claim 10 is characterized in that: described flange be provided with pin-and-hole with the pairing position of described open slot described block board (6), other is provided with alignment pin and inserts in described pin-and-hole and the described open slot.

12., it is characterized in that: be provided with the spacer shell (9) that band turns round between described overcoat (3) and the described adapter sleeve (4) according to each described connector assembly among the claim 7-11.

13. a neighboring frame-operated pilot reversing valve comprises

Pilot valve part (22), described pilot valve part (22) comprises some pilot valves, described pilot valve is provided with pilot valve interface surface (24), has concentrated the liquid inlet and outlet crossing of described pilot valve on the described pilot valve interface surface (24);

Primary valve part (23), described primary valve part (23) comprises some main valve plugs, form the main valve body in the main valve plug hole of inserting for described main valve plug, and being arranged on primary valve part interface surface (25) on the described main valve body, described primary valve part interface surface (25) has been concentrated each liquid crossing that the described liquid inlet and outlet crossing of described pilot valve is communicated with corresponding liquid road in the described main valve body;

It is characterized in that:

Also comprise each described connector assembly and multi-core pipe among the claim 1-12, wherein, described pilot valve part interface surface (24) is connected with the corresponding integrated combination hub in pilot valve part liquid road (26), described primary valve part interface surface (25) is connected with the corresponding integrated combination hub in main valve portion separatory road (41), advances by realizing the described plug (27) and once being connected of the integrated combination hub in described liquid road that are arranged on described multi-core pipe end described pilot valve partly each of (22) being described, fluid crossing and described primary valve part (23) be being communicated with between each described liquid crossing accordingly.

14. neighboring frame-operated pilot reversing valve according to claim 13 is characterized in that: the described liquid inlet and outlet crossing on the described pilot valve part interface surface (24) is first inlet (28), first liquid return hole (29) and the working hole (30) of described pilot valve; Each described liquid crossing of described primary valve part interface surface (25) is second inlet, second liquid return hole that communicates with the main liquid return hole of described main valve body that communicates with the main inlet of described main valve body and the hydraulic control mouth (31) that communicates with the liquid controling cavity of described main valve plug; First liquid return hole (29) of plug (27) by being arranged on described multi-core pipe end and first inlet (28) of realizing described pilot valve part (22) once being connected of the integrated combination hub in described liquid road and second inlet of described primary valve part (23), described pilot valve part (22) and second liquid return hole of described primary valve part (23) and described pilot valve be being communicated with between the hydraulic control mouth (31) of working hole (30) and the described primary valve part (23) of (22) partly.

15. neighboring frame-operated pilot reversing valve according to claim 14 is characterized in that: only be provided with described second inlet and described second liquid return hole on the described primary valve part interface surface (25); The pairing described cover plate interface holes of described first inlets of on the described pilot valve part interface surface (24) all (28) (15) are all aimed at a shared feed liquor water conservancy diversion groove (35), the pairing described cover plate interface holes of described first liquid return holes of on the described pilot valve part interface surface (24) all (29) (15) are all aimed at a shared time liquid water conservancy diversion groove (36), only be provided with a shared feed liquor backplane interface hole (37) on the described feed liquor water conservancy diversion groove (35), only be provided with a shared go back to liquid backplane interface hole (38) on the described go back to liquid water conservancy diversion groove (36).