CN107355619A - A kind of connector, endoscope send water system and endoscope - Google Patents
A kind of connector, endoscope send water system and endoscope Download PDFInfo
- Publication number
- CN107355619A CN107355619A CN201710676028.0A CN201710676028A CN107355619A CN 107355619 A CN107355619 A CN 107355619A CN 201710676028 A CN201710676028 A CN 201710676028A CN 107355619 A CN107355619 A CN 107355619A
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- Prior art keywords
- connector
- movable part
- face
- fluid
- component
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Classifications
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00112—Connection or coupling means
- A61B1/00121—Connectors, fasteners and adapters, e.g. on the endoscope handle
- A61B1/00128—Connectors, fasteners and adapters, e.g. on the endoscope handle mechanical, e.g. for tubes or pipes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
Abstract
The invention discloses a kind of connector, endoscope to send water system and endoscope, connector in this programme mainly includes the first connector and the second connector, moveable fluid passage component is provided with the first connector, the fluid passage component is when the first connector and the second connector are connected with each other, closed passage is cooperatively formed with the fluid passage in the second connector, there is the first sealing structure and second seals structure, the flowing in the first sealing structure limitation fluid gap between fluid passage component and the first connector on the other fluid passage component；And the state that second seals structure is controlled fluid flow into the component of fluid passage according to the connection status of the first connector and the second connector.When the endoscope formed accordingly send the water scheme effectively to avoid the endoscope plug to pull out by double sealing structure the problem of internal water outflow.While to sending the corrosion for being internally formed sealing, avoiding to internal components of water-bound, ensure the reliability of scheme.
Description
Technical field
The present invention relates to endoscope, and in particular to send water scheme in endoscope.
Background technology
In endoscope diagnosis and treatment process, when foreign matter (such as body fluid) is attached to watch window, field of view can be caused to dislike
Change, then make it impossible to carry out reliably to diagnose and treat, at this moment need by the nozzle that endoscope head end is set to window
Spray water to remove foreign matter.Water function is sent in order to realize, is set in endoscopic main body and send aquaporin, it is interior that this send aquaporin to be communicated to
On sight glass plug, and opening is set on plug, the opening is connected to water bottle by water pipe.
Diagnosis and treatment terminate rear, it is necessary to the opening of water pipe from the endoscope plug of water bottle connection be pulled out, now due to sending water to fill
Putting the change of interior air pressure causes still have part water to be flowed out from the water pipe mouth of pipe, and great inconvenience is caused to staff.
Publication No. CN105212881A discloses the scheme that a kind of endoscope send water system, for solving endoscope plug
Occurs the problem of flowing water when pulling out.The endoscope send water system scheme to be connect using what a kind of fluid that can be prevented in pipeline overflowed
Header structure, the joint design include male contact and famale connector, and male contact and famale connector can be interconnected to form closed path, cloudy
Self sealss valve body is provided with joint, when male contact is connected with famale connector, self sealss valve body is opened, and male contact departs from famale connector
When, self sealss valve body closure.Meanwhile self sealss valve body includes:Valve seat, valve element, elastic component；Valve seat have one can accommodate valve element and
The hollow chamber of elastic component, the head end of valve seat have opening, and male contact can enter the valve seat by opening, and close with valve seat
Cooperation is closed, the tail end of valve seat is the structure of outs open, and the passage being connected with famale connector is engaged, and valve seat inner circumference is set
There is step；Valve element opposite valve seat can transverse shifting, valve element include a base closing it is hollow simplified, and base formed supported with step
The non-close fit of inwall of the convex edge connect, convex edge and valve seat；Simplified openend is towards the head end of the valve seat, simplified bottom
Towards the tail end of valve seat；Simplified side wall sets through hole；Close contact point is provided between valve element and valve seat；Elastic component keeps one
Fixed one end in tension abuts the bottom of base, and the other end abuts the tail end of valve seat so that tension force of the convex edge of base in elastic component
Under be connected at step；When in male contact insertion famale connector, male contact can overcome the tension force of elastic component to promote valve element to described
Famale connector tail end direction is moved, and opens close contact point.
The endoscope send water system scheme to prevent the fluid in pipeline from overflowing to realize based on above-mentioned specific self sealss valve body
Go out, but such self sealss valve body structure uses single sealing structure, its poor reliability, is easily flowed during the use of reality
Body, which enters to form elastic component in self-sealing valve body, to be corroded.Furthermore the endoscope send male contact and the moon in water system scheme to connect
When head is attached cooperation, only by simple nested clamping, it can not be locked, the difference of Reliability comparotive, be held during use
The problem of easily coming off, and self sealss valve body sealing effectiveness can be influenceed.
The content of the invention
The problems of water system scheme is sent for above-mentioned existing endoscope, it is necessary to a kind of new endoscope of high reliability
Send water system scheme.
Therefore, the technical problems to be solved by the invention are to provide a kind of connector, endoscope send water system and endoscope,
Realize endoscopic system it is reliable and stable send water.
In order to solve the above-mentioned technical problem, connector provided by the invention, including：First connector and the second connector,
Moveable fluid passage component is provided with first connector, the fluid passage component is in the first connector and second
When connector is connected with each other, closed passage is cooperatively formed with the fluid passage in the second connector；The fluid passage component
Upper to have the first sealing structure and second seals structure, first sealing structure limits fluid in fluid passage component and first
The flowing in gap between connector；The second seals structure controls according to the connection status of the first connector and the second connector
State in fluid incoming fluid channel components.
Further, the fluid passage component includes movable part and elastic component, is formed in first connector
There is the step coordinated with movable part, be provided with fluid passage in the movable part, it is embedded first by elastic component
In connector, the elastic component coordinates generation deformation energy driving movable part to be connected first with the step in the first connector
It is axially moveable in device；The first sealing structure and second seals structure are provided with the movable part.
Further, first sealing structure is made up of the first sealing ring, is set in the movable part periphery, institute
First coil is stated when movable part is in original state, its both ends abuts with elastic component and step respectively；And can be with movement
Part movement enters the gap between movable part and step after producing deformation.
Further, the second seals structure includes：
The flange in movable part tail end is formed, has what is connected with movable part fluid passage on the flange
Fluid openings；
Second sealing ring, second sealing ring are set on movable part periphery, and with the fluid openings on flange
Abut；
The driving structure on step is formed, the driving structure is engaged with the second sealing ring, in movable part
Recover to drive the fluid openings on the second sealing ring sealing flange during to original state.
Further, the driving structure is the conical surface to be formed on step, the conical surface formed with movable part
The opening of the corresponding step tail end of second sealing ring, it is gradually expanding vertically from inside to outside.
Further, the second seals structure includes：
The flange in movable part tail end is formed, has what is connected with movable part fluid passage on the flange
Fluid openings；
The end face on step is formed, the end face directly abuts with the fluid openings on flange, and in movable part
Recover to the fluid openings on sealing flange during original state.
Further, locking member is also included in the connector, the locking member connects in the first connector and second
When connecing device connection cooperation, the connection status of the first connector and the second connector is locked.
Further, the locking member includes：
Sliding groove, the sliding groove are radially arranged on the connecting end surface of the first connector along the first connector；
Slide unit, the slide unit can slide in the sliding groove；
End face pressing component, slip of the end face pressing component regulation slide unit in sliding groove, in the second connection
When device is connected with the first connector, by the second connector drive regulation slide unit, make slide unit lock the first connector with
The connection status of second connector.
Further, the slide unit includes sliding end face, the press surface being arranged in sliding end face and with pressing
Face is engaged the first pressing elastic component；
The press surface coordinates driving sliding end face to be moved radially in sliding groove with the first pressing elastic component；
Fore shaft is offered in the sliding end face, the fore shaft includes the be interconnected lockhole set and multi-stage reducing regulation
Hole, the lockhole and the second connector coordinate, and can hold the second connector through the first connector of connection, and can move radially card
Firmly the second connector, limit it and be axially moveable；
The multi-stage reducing adjustment hole coordinates with end face pressing component, the state that regulation lockhole moves radially.
Further, the end face pressing component includes end face pressing piece and the second pressing elastic component, the end face pressing
Part includes end cap, the multi-stage reducing adjustment portion being integrally extended with end cap, and the end face pressing piece is adjusted through multi-stage reducing
Hole, and assigned on the first connector by the second pressing elastic component；Work of the end face pressing piece in the second pressing elastic component
Multi-stage reducing adjustment portion thereon can be made to coordinate with multi-stage reducing adjustment hole, regulation along the axial movement of the first connector with lower
The state that lockhole moves radially.
In order to solve the above-mentioned technical problem, endoscope provided by the invention send water system, and it includes above-mentioned connector, even
Connect the first connector in device and water sending device is connected to by water pipeline, what the second connector was connected to endoscope send water to lead to
Road.
In order to solve the above-mentioned technical problem, endoscope provided by the invention, there is above-mentioned endoscope to send water system for it.
Inside when the endoscope formed accordingly send the water scheme effectively to avoid the endoscope plug to pull out by double sealing structure
The problem of water flows out.While to sending the corrosion for being internally formed sealing, avoiding to internal components of water-bound, ensure scheme
Reliability.
Furthermore this programme can also lock use state, ensure the reliability using process.
Furthermore this programme is compact-sized, reliability, operation is easy to, practical.
Brief description of the drawings
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is diagrammatic cross-section when first connector and the second connector are not connected with connector of the present invention.
Fig. 2 is diagrammatic cross-section when first connector and the second connector connect in connector of the present invention.
Fig. 3 is the schematic perspective view of the first connector in connector of the present invention.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
As core component, the main structure with the first connector and the second connector of connector provided in this programme
Into the first connector and the second connector can be connected with each other, and the closed path of connection is internally formed at it.
Wherein, moveable fluid passage component is provided with the first connector, is provided with the component of fluid passage corresponding
Fluid passage, and fluid passage component is when the first connector and the second connector are connected with each other, the fluid passage in it with
Fluid passage in second connector cooperatively forms closed passage.
Also there is the first sealing structure and second seals structure, the first sealing knot on fluid passage component in this connector
The flowing in structure limitation fluid gap between fluid passage component and the first connector；And second seals structure is according to the first connection
The state that the connection status of device and the second connector is controlled fluid flow into the component of fluid passage：Connect in the first connector and second
When connecing device connection, and internally forming closed passage, control fluid flow into the component of fluid passage；The first connector with
When second connector is disconnected, prevent in fluid incoming fluid channel components.
Accordingly, the connector can be when the first connector be connected with the second connector, and anti-fluid flow is to fluid passage
The periphery of component prevents fluid so as to corrode internal components, and when the first connector and the second connector are disconnected
The fluid passage in the component of fluid passage is flowed to, realizes dual-seal.
For above-mentioned principle scheme, illustrated below in conjunction with instantiation.
Referring to Fig. 1 and Fig. 2, the composition structure of the connector provided it illustrates this example.
As seen from the figure, the connector in this example is mainly formed with the first connector 100 and the second connector 200,
Wherein Fig. 1 show diagrammatic cross-section when the first connector 100 and the second connector 200 are not connected with connector.
For purposes of illustration only, by the first connector 100 and the second connector 200 each towards the side being connected with each other in this example
To referred to as " head end " of the first connector 100 or the second connector 200, each it is referred to as the first connection away from the direction being connected with each other
" tail end " of the connector 200 of device 100 or second.The tail end of first connector 100 and the second connector 200 is respectively connected with accordingly
Passage, can the flow of fluid such as supplied gas, fluid." head end " and " tail end " of movable part it is as defined above.
The inner hollow of first connector 100, the end set of head end have corresponding opening 160 to be used for and the second connector
200 connections coordinate；Its inwall is provided with respective annular stage portion 110 so that the first connector 100, which is internally formed along first, to be connected
Connect three cavity body structures that the radial direction of device 100 is sequentially distributed and connected, respectively the first cavity 111, the second cavity 112 and the 3rd chamber
Body 113.
First connector 100 of such structure, its inner content, which is received, has movable part 120, elastic component 130, first close
Sealing 140 and second seal 150.
Section is integrally T-shaped vertically for movable part 120, and it includes cylindrical body 121 and is arranged on body top
The annular nib 122 of side, the inside of the cylindrical body 121 along its it is axially arranged have corresponding runner 123, can be connected with second
Fluid passage in device 200 is connected.The overall gap of the second cavity 112 with the first connector 100 of cylindrical body 121
Coordinate and form；And the annular nib 122 on the top of cylindrical body 121 coordinates with the first cavity 111 in the first connector 100.
The movable part 120 formed accordingly, the first connector is movably embedded in by corresponding elastic component 130
In 100, the elastic component 130 coordinates with the step 110 in the first connector, can be with movable part 120 in the first connector
Interior mobile generation deformation, form restoring force to drive movable part to recover to move vertically in the first connector, simultaneously
First seal 140 and second seal 150 are provided with movable part, for being connected with movable part 120 first
During mobile in device, to the gap between the connector 100 of movable part 120 and first and the stream in movable part 120
Road 123 forms sealing.
Elastic component 130 and second seal 150 in this example are respectively sleeved at the head end and tail of movable part 120
End, first seal 140 are disposed there between, and particular location can be depending on actual conditions.
Specifically, the entirety of movable part 120 in this example is located in the first connection along the axial direction of the first connector 100
In device 100, the gap of second cavity 112 coordinates in the body of movable part 120 and the first connector 100, while movable part
The annular gap of 122 and first cavity of nib 111 coordinates on part 120, so that movable part 120 can be in the first connector
Moved along its axis in 100.
Elastic component 130 in this example is integrally placed between the step 110 in the annular connector 100 of nib 122 and first
(i.e. in the first cavity 111 of the first connector 100), the elastic component 130 keep one end abutting movable part in tension
The annular nib 122 of 120 head ends, the other end abut first seal 140.In the first connector 100 and the second connector 200 not
During connection, head end of the first seal 140 respectively with elastic component 130 and step 110 abuts, and first seal 140 is to removable
Gap between part 120 and step 110 is sealed, and avoids residual fluid from entering the first cavity 111 of the first connector 100
Region, the elastic component 130 for avoiding aligning in the inner cause to corrode.
Simultaneously when the first connector 100 and the second connector 200 connect, movable part 120 is by the second connector
200 compress, first seal 140 elastic component 130 compress occur under effect elastic deformation enter movable part 120 with
In the gap (gap i.e. between the body of movable part 120 and the second cavity 112) of step 110, sealing is realized.From there through
The deformation sealing of first seal 13 can prevent gap of the fluid along step 110 and movable part 120 from entering the first chamber
The region of body 111, the elastic component 130 for avoiding aligning in the inner cause to corrode.
The first seal 140 being arranged such coordinates with elastic component 130, can be connected in the first connector 100 with second
When device 200 connects or not connected, the gap between movable part 120 and step 110 is fully sealed, avoids fluid from entering the
The region of one cavity 111, the corrosion to elastic component 130.
Here elastic component 12 is preferably spring, and its entirety is set on movable part 120, and with movable part
When part 120 is located in the first connector 100, it is integrally located in the first cavity 111, and one end abutting is removable in tension for holding
The annular nib 122 of the head end of part 120, the other end abut first seal 140.
Here first seal 140 is preferably sealing ring, is integrally placed on the outer peripheral face of the body of movable part 120
In the resettlement groove offered.
Second seal 150 in this example is used to realize the connection according to the first connector 100 and the second connector 200
State controls fluid flow into the state of the inner flow passage 123 of movable part 120：Connect in the first connector 100 and the second connector 200
When connecing, and internally forming closed passage, control fluid flow into the runner 123 in movable part 120；Connect first
When connecing the connector 200 of device 100 and second and being disconnected, the runner 123 in movable part 120 is sealed, to prevent fluid from flowing into
In runner 123, to also have fluid from the port of the first connector 100 when avoiding the first connector 100 and the second connector 200 from departing from
Overflow.
Specifically, the second seal 150 includes formation in the flange of the tail end end of movable part 120 and is arranged on
The tail end of step 110 and the rear end face being oppositely arranged with the one side of flange.
The opening of multiple fluid passages that may extend in movable part 12 is set on the one side of the flange.And this
Rear end face on rank 110 can coordinate when being moved with movable part 120 in the first connector 100 with flange upper shed,
Being capable of effective sealed opening.
When the one side that opening is provided with flange abuts with the rear end face of step 110, rear end face is by sealing flange
Opening, then cause fluid can not flow to fluid passage 123 in movable part 120；When the two is not abutted, fluid can
The fluid passage 123 in movable part 120 is flowed to by opening.
The second seal 150 of such structure with movable part 120 when coordinating, when the first connector 100 and second
When connector 200 is disconnected, with movable part 120 in the presence of elastic component 130 in the first connector 100 towards head
End movement, the rear end face of flange towards step 110 thereon is then driven to move, until being provided with the one side of opening on flange
Abutted with the rear end face of step 110, now the rear end face on step 110 is by the opening on sealing flange so that fluid can not flow
Fluid passage 123 into movable part 120；It is removable when the first connector 100 and the second connector 200 are tightly connected
Dynamic component 120 caudad moves under the driving of the second connector 200 in the inner face of the first connector 100, compression elastic piece 130,
Then flange thereon is driven to be moved backwards to the rear end face of step 110 so that after being provided with opening disengaging step 110 on flange
End face, now fluid the fluid passage 123 in movable part 120 can be flowed to by opening.
For the second seal 150 of the structure, in order to improve sealing effectiveness, the rear end face of its top bar and the one of flange
Side is oppositely arranged.
In order to further improve the sealing of opening, this example additionally provides another scheme for second seal 150.
Referring to Fig. 1, the second seal 150 specifically include to be formed the tail end end of movable part 120 flange 151,
The driving structure 153 of sealing ring 152 and formation on step.
Wherein, the flange 151 multiple may extend to movable part towards setting on the one side of the head end of movable part 120
The opening 154 of the fluid passage of part 12.
Sealing ring 152 is set on the outer peripheral face of movable part 120, and is abutted with the one side of flange 151.The sealing
Circle 152 can with offered on flange 15 opening 154 the non-close fit of one side, i.e., the sealing ring 152 under conventional form
The opening 154 opened up on blow-by flange 151, but can be deformed upon when receiving extruding, opened with what is opened up on sealing flange 151
Mouthfuls 154, thus it can realize to the opening of its upper shed 154 and closed.
Driving structure 153 is specially to form the conical surface on the tail end of step 110, the conical surface specifically formed with movable part
The opening of the corresponding step tail end of sealing ring 152 on part, it is gradually expanding vertically from inside to outside.Thus the conical surface formed drives
Dynamic structure can be engaged with sealing ring 152, recover in movable part 120 under the effect of elastic component 130 to original state
When crush seal circle 152, make the fluid openings on its deformation sealing flange 15.
The second seal 150 of such structure with movable part 120 when coordinating, when the first connector 100 and second
When connector 200 is disconnected, with movable part 120 in the presence of elastic component 130 in the first connector 100 towards head
End movement, then drives flange 151 thereon and sealing ring 152 to be moved towards the conical surface 153 on step, with the conical surface 153
Footpath diminishes, sealing ring 152 by the conical surface 153 extrude produce deformation, so as to along movable part move axially and with flange 151
The side for being provided with opening 154 abuts against, and realizes sealed opening 154 so that fluid can not flow to the stream in movable part 120
Body passage 123 (as shown in Figure 1)；
When the first connector 100 and the second connector 200 are tightly connected, movable part 120 is in the second connector 200
Driving under caudad moved in the inner face of the first connector 100, compression elastic piece 130, then drive flange thereon and sealing
The conical surface 153 of the circle 152 on step moves, and becomes big with the internal diameter of the conical surface 153, sealing ring 152 is no longer influenced by extruding, sealing ring
Recover deformation, do not abutted with the opening on flange 151, realize and open opening 154, now fluid can be flowed to removable by opening
Fluid passage 123 (as shown in Figure 2) in part 120.
On this basis, this example is to improve the connection reliability between the first connector 100 and the second connector 200,
Corresponding locking member is set on the end face relative with the second connector 200 on the first connector 100, in the first connection
When device 100 is connected cooperation with the second connector 200, the connection status between the first connector 100 and the second connector 200 is locked.
Referring to Fig. 3, the sticking department 300 mainly includes the sliding groove 310 being arranged on the first connector ends, can be in the cunning
The slide unit 320 slided in dynamic groove, and end face pressing component 330.
Wherein, being radially arranged on the connecting end surface of the first connector 100 (i.e. along the first connector 100 of sliding groove 310
On the end face of head end).
Slide unit 320 can slide in sliding groove 310, for being connected in the second connector 200 with the first connector 100
When, it is locked, the movement of the second connector 200 in the axial direction is limited, realizes to the first connector and the second connector
Connection status locked.
As seen from the figure, the slide unit 320 mainly includes sliding end face 321, press surface 322 and first presses elastic component
323。
Wherein, press surface 322 is arranged on the top of sliding end face 321, and preferred scheme is from the top of sliding end face to the
A connector tail end direction is extended.The press surface 322 being arranged such is used as functional unit, can be driven by simply pressing
Sliding end face 321 is slided in sliding groove 310.
First pressing elastic component 323 is placed between the outer peripheral face of 322 and first connector of press surface 100, its both ends respectively with
The connector outer peripheral face of press surface 322 and first abuts.The first pressing elastic component 323 being arranged such is used as elastic recovery part,
For producing restoring force to drive sliding end face 321 to recover in the sliding groove 310 to slide.
Thus the press surface 322 and first set presses elastic component 323 and coordinates realization driving sliding end face 321 in sliding groove
Inside move radially.
Sliding end face 321 is used as locking member, integrally assigns into sliding groove 310.Opened up in the sliding end face 321 along footpath
Lockhole 321a, the first adjustment hole 321b and the second adjustment hole 321c to interconnected setting.
Here lockhole 321a is opened in the position substantially corresponded in sliding end face 321 with the first connector end opening
Put, lockhole 321a sizes coordinate with the second connector 200, are moved radially at it relative with the first connector end opening
When, the second connector can be held through the first connector of connection；Lockhole 321a, which can be moved radially further, simultaneously blocks second
Connector, limit it and be axially moveable.
And radial directions of the first adjustment hole 321b in sliding end face 321 and the second adjustment hole 321c along lockhole 321a is divided successively
Cloth, the first preferred V-arrangements of adjustment hole 321b, its top connects with lockhole 321a, and low side connects with the second adjustment hole 321c.First
Adjustment hole 321b connects with lockhole 321a and the second adjustment hole 321c respectively, and the first adjustment hole 321b aperture is more than second and adjusted
Knothole 321c.
The first adjustment hole 321b being arranged such and the second adjustment hole 321c, which cooperates, forms two-stage reducing adjustment hole, uses
Coordinate in end face pressing component 330, coordinated by the adjustment hole and pressing component 330 of different pore size, to adjust slide unit
320 glide direction and stroke size in sliding groove 310, then adjust lockhole 321a in sliding end face 321 and move radially
State, so as to can realize regulation lockhole 321a and the second connector 200 between mated condition.
In specific implementation, the first preferred V-arrangements of adjustment hole 321b in this example, its top connects with lockhole 321a, bottom
End connects with the second adjustment hole 321c, and the second preferably circular holes of adjustment hole 321c.Thus the two-stage reducing adjustment hole formed,
V-arrangement the first adjustment hole 321b that wherein aperture tapers into can be oriented to when being adjusted, and be easy to end face pressing component 330
Coordinate with the second adjustment hole 321c；And the second circular adjustment hole 321c can be carried out effectively, whole regulation process thus can be ensured
Reliability.
The slide unit 320 for forming and setting accordingly, the first pressing elastic component 323 is overcome by press surface 322 thereon
Elastic force, driving sliding end face 321 radially slides (in diagram case, for radially slide downward), slip in sliding groove 310
The first adjustment hole 321b on end face 321 coordinates with end face pressing component 330, at the same time causes the lock in sliding end face 321
When hole 321a is relative with the end face opening of the first connector 100, released state is now in, the second connector 200 may pass through lockhole
321a the first connectors of connection；
When not having external force effect on press surface 322, the first pressing elastic component 323 drives the band of press surface 322 by elastic force
Dynamic sliding end face 321 is in radially reverse slide of sliding groove 310 (in diagram case, for slip radially upward) so that slide
The second adjustment hole 321c on end face 321 coordinates with end face pressing component 330, at the same time causes lockhole in sliding end face 321
321a, which is blocked, is located in the second connector 200 therein, limits it and is axially moveable, and completes locking.
End face pressing component 330 in this sticking department 300, for the first adjustment hole 321b on slide unit 320 and
Two adjustment hole 321c mutual cooperations form two-stage reducing adjustment hole and are engaged, to be connected according to the second connector with the first connector
State adjusts sliding mode of the slide unit 320 in sliding groove 310, can be connected in the second connector with the first connector
When, regulation slide unit is driven by the second connector, slide unit 320 is locked the first connector and the second connector
Connection status.
End face pressing component 330 in this example mainly includes end face pressing piece 331 and second and presses elastic component 332 two
Point.
Wherein, end face pressing piece 331 includes end cap 331a, integrally extends the thin footpath adjustment portion 331b set gradually with end cap
And particle size adjustment portion 331c.
Wherein, end cap 331a is used for when the second connector 200 and the first connector 100 are attached, and is connected with second
The ends contact of device 200, is driven by it.
Thin footpath adjustment portion 331b, size coordinate with the second adjustment hole 321c on slide unit 320, can be interspersed in second
In adjustment hole 321c；Particle size adjustment portion 331c, its size coordinate with the first adjustment hole 321b on slide unit 320, can worn
It is inserted in the first adjustment hole 321b.
The end face pressing piece 331 of such structure is by particle size adjustment portion 331c thereon through the on slide unit 320
One adjustment hole 321b, and on the end face for the head end for assigning into the first connector by the second pressing elastic component 332, and integrally may be used
Moved along the axial direction of the first connector；And the end cap 331a on end face pressing piece 331 stretches out the first connector.
The end face pressing piece 331 being arranged such is realized along the first connector by coordinating with the second pressing elastic component 332
Axially move, adjust the cooperation shape of thin footpath adjustment portion 331b and the second adjustment hole 321c on slide unit 320 thereon
State, and/or particle size adjustment portion 331c and the first adjustment hole 321b on slide unit 320 mated condition, are slided so as to adjust
Part 320 is in radially movable state or moveable stroke.
Specifically, when the first connector 100 and the second connector 200 are not connected with, end face pressing piece 331 is by the second pressing
Elastic component 332 is driven so that particle size adjustment portion 331c thereon is in the first adjustment hole 321b, due to particle size adjustment portion 331c
The first adjustment hole 321b can not be passed through to enter in the second adjustment hole 321c, therefore in particle size adjustment portion 331c and the first adjustment hole 321b
Cooperation limit under so that lockhole 321a on slide unit 320 is just open-ended relative with the first connector 100, with
Just the head end of the second connector can be connected through lockhole 321a with the first connector 100.
And when the second connector 200 enters the first connector 100, because the end face of the second connector 200 is to end cap 331a
Pressing, now end cap 331a drive thin footpath adjustment portion 331b and particle size adjustment portion 331c through the first adjustment hole 321b compressions the
Two pressing elastic components 332, with mobile along the first connector shaft to (being to connect its tail end towards first in illustrated example) so that
Particle size adjustment portion 331c departs from the first adjustment hole 321b, and thin footpath adjustment portion 331b enters in the first adjustment hole 321b, due to two
Person's shape mismatches (minimum-value aperture that thin footpath adjustment portion 331b external diameter is less than the first adjustment hole 321b) so that the first regulation
Gap is left between hole 321b and thin footpath adjustment portion 331b, promotes the press surface 322 on slide unit 320 to press elastic component first
The sliding end face 321 in slide unit 320 is driven to move radially (illustrated example is to move up) under 323 active force, after
And drive the second adjustment hole 321c in sliding end face 321 to be slided along thin footpath adjustment portion 331b, and finally with thin footpath adjustment portion
331b is fixedly connected, and now lockhole 321a will stagger with 100 open-ended part of the first connector in sliding end face 321, is utilized
The part of staggering is caught in the second connector 200 being connected with the first connector 100 (in neck 230 thereon), thus real
Existing connection status locking (as shown in Figure 2).
On this basis, when if desired unlocking the connection status of the first connector and the second connector, slip need to only be pressed
Press surface 322 on part 320, and the first pressing elastic component 323 is compressed, then drive the sliding end face in slide unit 320
321 move radially (illustrated example is to move down), then drive the lockhole 321a in sliding end face 321 to depart from the second connection
Device 200 (such as neck 230 thereon), and it is open-ended relative with the first connector 100, released state is now in, second connects
The connection that can depart from the first connector need to only be moved axially outward by connecing device 200.At the same time, in the band of sliding end face 321
During dynamic lockhole 321a movement unblocks, the second adjustment hole 321c of synchronous drive thereon is slided along thin footpath adjustment portion 331b and (illustrated real
Example is radially to move down), then cause thin footpath adjustment portion 331b to depart from the second adjustment hole 321c, and entrance aperture is larger
First adjustment hole 321b, gap now is left between the first adjustment hole 321b and thin footpath adjustment portion 331b, promotes end face pressing piece 331
In second pressing elastic component 332 the first connector of active force lower edge axial movement, (illustrated example is the head towards the first connector
End movement), then drive particle size adjustment portion 331c thereon to enter in the first adjustment hole 321b, due to particle size adjustment portion 331c
Diameter and the first adjustment hole 321b apertures, moving radially for sliding end face 321 can be limited by both cooperations
It is fixed, it can not be moved in the active force of the first pressing elastic component 323 so that the lockhole in sliding end face 321 keep with
First connector ends opening it is relative, in order to subsequently be used with the connection of the second connector.
In addition, in the scheme of this sticking department 300, its second pressing elastic component 332, can be all the time in compression shape when setting
State, i.e., there is the elastic acting force of axial direction all the time；The first same pressing elastic component 323, also can be all the time in pressure when setting
Contracting state, i.e., there is the elastic acting force of radial direction all the time.
Furthermore " axial direction " here, " radial direction " are all with respect to for the closure of the first connector and the second connector
's.
For the first connector 100 of such scheme, the second connector 200 in this example, it is axially inside opened up
There is corresponding runner 210, cephalic par 220 can pass through the lockhole on the first connector 100 to enter the end of the first connector 100
In opening so that runner 210 thereon connects with the runner 123 in the first connector 100.
On this basis, in order to coordinate with sticking department 300 on the first connector 100, and realize and the first connector
Sealing during 100 connection, corresponding neck 230 is offered on the cephalic par 220 of the second connector 200, while be provided with corresponding
Sealing ring 240.
Here neck 230 coordinates with lockhole 321a in sticking department 300, and it is in the second connector 200 and the first connector
During 100 connection, just relative with lockhole 321a, thus lockhole 321a is inserted into the neck 230 by moving radially, with reality
Now to the restriction of the second connector 200 axial movement.
And the sealing ring 240 on the second connector 200 can when the second connector 200 is connected with the first connector 100,
Coordinate with 100 open-ended inwall of the first connector, seal gap between the two.
The connector formed according to such scheme when being transmitted for fluid, fluid from the head end of the first connector 100 to
The head end flowing of second connector 200, the course of work of connector of the present invention is illustrated below in conjunction with Fig. 1 to Fig. 2.
Referring to Fig. 1, when the first connector 100 and the second connector 200 are not connected with, first in the first connector 100
Seal 140 abuts with step 110 and elastic component 130 respectively；And now the sealing ring 152 of second seal 150 is in the conical surface 153
Compressing under generation elastic deformation, and the side with being provided with opening on flange is abutted, and sealed opening 154, fluid is stopped in
At sealing ring.
Referring to Fig. 2, when the first connector 100 is connected with the second connector 200, the second connector 200 enters first and connected
In the opening for connecing the passage of device 100, now the second connector 200 promotes the movable part 120 to first in the first connector 100
The tail end direction movement of connector 100, so as to extrude first seal 140, first seal 140 enters movable part 120
Sealed with being realized in the first connector in the gap of the second cavity 112；At the same time, the sealing ring 152 of second seal 150 is extensive
Complex deformation, not abutted with the opening 154 formed on flange, fluid enters the channel interior of movable part 120 via the opening,
Hence into the second connector.
On this basis, when the first connector 100 and the second connector 200 are disconnected, the second connector 200 exits
During the first connector 100, movable part 120 sets back under the elastic force effect of elastic component 130, so as to drive the first sealing
The gap that part 140 is exited between the connector 100 of movable part 120 and first, while with dynamic seal ring 152 to the first connector
100 head end direction movement, sealing ring 152 are compressed so as to setting the one side of opening to abut on flange by the conical surface 153 so that
Fluid is stopped at sealing ring, so as to prevent fluid from continuing to overflow from the first connector 100.
As can be seen here, in whole fluid delivery process, it is effectively ensured by multi-sealing structure close in transmitting procedure
Feng Xing, while ensure that connection disconnects the sealing of mouth, avoid fluid from continuing to overflow when connecting and disconnecting, ensure that the stabilization of process can
By property.
In addition, can form endoscope based on the connector that this example provides send water system, the endoscope is sent in water system, its
The first connector in connector is connected to water sending device by water pipeline, and the second connector is arranged on endoscope and with
It send aquaporin to connect.
Thus the endoscope formed send water system, and its course of work is as above upper described, is not repeated here herein.In such
Sight glass send water system to can be good at being applied in endoscopic system, can effectively solve water bottle after each use of endoscope
Need to elevate in water pipe when the water pipe of connection is pulled out, so that the water backflow water bottle in water pipe, causes the problem of troublesome in poeration.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (12)
1. connector, including：First connector and the second connector, moveable fluid is provided with first connector and is led to
Road component, the fluid passage component is when the first connector and the second connector are connected with each other, with the stream in the second connector
Body passage cooperatively forms closed passage；Characterized in that, there is the first sealing structure and second on the fluid passage component
Sealing structure, the flowing in the first sealing structure limitation fluid gap between fluid passage component and the first connector；Institute
Second seals structure is stated to be controlled fluid flow into the component of fluid passage according to the connection status of the first connector and the second connector
State.
2. connector according to claim 1, it is characterised in that the fluid passage component includes movable part and bullet
Property part, formed with the step coordinated with movable part in first connector, leads in the movable part provided with fluid
Road, it is embedded in the first connector by elastic component, and the step in the elastic component and the first connector, which coordinates, produces deformation
Movable part can be driven to be axially moveable in the first connector；Be provided with the movable part the first sealing structure and
Second seals structure.
3. connector according to claim 1, it is characterised in that first sealing structure is made up of the first sealing ring,
Be set in the movable part periphery, the first coil when movable part is in original state, its both ends respectively with
Elastic component and step abut；And enter the gap between movable part and step after generation deformation being moved with moving parts.
4. connector according to claim 1, it is characterised in that the second seals structure includes：
The flange in movable part tail end is formed, there is the fluid connected with movable part fluid passage on the flange
Opening；
Second sealing ring, second sealing ring is set on movable part periphery, and is abutted with the fluid openings on flange；
The driving structure on step is formed, the driving structure is engaged with the second sealing ring, recovers in movable part
The fluid openings on the second sealing ring sealing flange are driven during to original state.
5. connector according to claim 4, it is characterised in that the driving structure is the conical surface to be formed on step,
The conical surface formed the step tail end corresponding with the second sealing ring on movable part opening, from inside to outside vertically by
Flaring footpath.
6. connector according to claim 1, it is characterised in that the second seals structure includes：
The flange in movable part tail end is formed, there is the fluid connected with movable part fluid passage on the flange
Opening；
The end face on step is formed, the end face directly abuts with the fluid openings on flange, and recovers in movable part
Fluid openings to sealing flange during original state.
7. connector according to claim 1, it is characterised in that also include locking member, the lock in the connector
Part is determined when the first connector is connected cooperation with the second connector, locks the connection shape of the first connector and the second connector
State.
8. connector according to claim 7, it is characterised in that the locking member includes：
Sliding groove, the sliding groove are radially arranged on the connecting end surface of the first connector along the first connector；
Slide unit, the slide unit can slide in the sliding groove；
End face pressing component, slip of the end face pressing component regulation slide unit in sliding groove, the second connector with
When first connector connects, regulation slide unit is driven by the second connector, slide unit is locked the first connector and second
The connection status of connector.
9. connector according to claim 8, it is characterised in that the slide unit includes sliding end face, is arranged on cunning
Press surface on the face of moved end and the first pressing elastic component is engaged with press surface；
The press surface coordinates driving sliding end face to be moved radially in sliding groove with the first pressing elastic component；
Fore shaft is offered in the sliding end face, the fore shaft includes the lockhole and multi-stage reducing adjustment hole set that be interconnected,
The lockhole and the second connector coordinate, and can hold the second connector through the first connector of connection, and can move radially and block
Second connector, limit it and be axially moveable；
The multi-stage reducing adjustment hole coordinates with end face pressing component, the state that regulation lockhole moves radially.
10. connector according to claim 9, it is characterised in that the end face pressing component include end face pressing piece and
Second pressing elastic component, the end face pressing piece include end cap, and the multi-stage reducing adjustment portion being integrally extended with end cap is described
End face pressing piece passes through multi-stage reducing adjustment hole, and is assigned on the first connector by the second pressing elastic component；The end face
Pressing piece can make multi-stage reducing adjustment portion thereon in the presence of the second pressing elastic component along the axial movement of the first connector
Coordinate with multi-stage reducing adjustment hole, the state that regulation lockhole moves radially.
11. endoscope send water system, it is characterised in that including the connector any one of claim 1-10, connector
In the first connector water sending device is connected to by water pipeline, what the second connector was connected to endoscope send aquaporin.
12. endoscope, it is characterised in that there is the endoscope described in claim 11 to send water system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710676028.0A CN107355619B (en) | 2017-08-09 | 2017-08-09 | Connector, endoscope send water system and endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710676028.0A CN107355619B (en) | 2017-08-09 | 2017-08-09 | Connector, endoscope send water system and endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107355619A true CN107355619A (en) | 2017-11-17 |
| CN107355619B CN107355619B (en) | 2020-07-03 |
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ID=60288361
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710676028.0A Active CN107355619B (en) | 2017-08-09 | 2017-08-09 | Connector, endoscope send water system and endoscope |
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| CN113017538A (en) * | 2020-12-31 | 2021-06-25 | 西安申兆光电科技有限公司 | Connecting assembly for endoscope and endoscope |
| WO2024055922A1 (en) * | 2022-09-13 | 2024-03-21 | 宁波海泰科迈医疗器械有限公司 | Placement assembly for endoscope and method for using same |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107355619B (en) | 2020-07-03 |
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Address after: No.66, Lane 133, Guangzhong Road, Minhang District, Shanghai, 201108 Patentee after: Shanghai Aohua endoscopy Co., Ltd Address before: 201108 No. 1, building 2017, room 13, 4299 building, golden capital Road, Shanghai, Minhang District Patentee before: SHANGHAI AOHUA PHOTOELECTRICITY ENDOSCOPE Co.,Ltd. |