CN208272270U - Self-locking pneumatic energization ventilation female and male connector engaged therewith - Google Patents
Self-locking pneumatic energization ventilation female and male connector engaged therewith Download PDFInfo
- Publication number
- CN208272270U CN208272270U CN201820827621.0U CN201820827621U CN208272270U CN 208272270 U CN208272270 U CN 208272270U CN 201820827621 U CN201820827621 U CN 201820827621U CN 208272270 U CN208272270 U CN 208272270U
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- conductor
- power cathode
- cathode conductor
- steel ball
- positive pole
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- 238000009423 ventilation Methods 0.000 title claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 135
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 239000000084 colloidal system Substances 0.000 claims abstract description 45
- 238000009413 insulation Methods 0.000 claims abstract description 36
- 239000011148 porous material Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000003032 molecular docking Methods 0.000 claims abstract description 5
- 238000009422 external insulation Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model self-locking pneumatic energization ventilation female and male connector engaged therewith, female includes positive pole electric conductor I, interior insulation colloid I, sealing ring, power cathode conductor I, movable spring set, spring, circlip, steel ball, positive pole electric conductor I is the metal circular tube that inside is equipped with venthole I, I lower end of power cathode conductor is equipped with the cavity of docking male connector, steel ball is located in the steel ball lumen pore of cavity wall, movable spring set covers outside power cathode conductor I, circlip is located on the downside of movable spring set lower port, spring pocket is in the spring installation position of power cathode conductor I and movable spring set letter.Male connector includes positive pole conductor II, power cathode conductor II, insulation colloid II, and positive pole conductor II is the metal circular tube that inside is equipped with venthole II, and the surface of power cathode conductor II is recessed inwardly equipped with the power cathode groove that can be matched with steel ball.Male connector is mutually butted with female can be powered simultaneously, ventilate, and stable connection is not easily to fall off.
Description
Technical field
The utility model relates to a kind of power supply plug-in unit, in particular to a kind of energization ventilation female and public affairs engaged therewith
Head.
Background technique
Power supply male connector and power supply female are the connectors that is electrically connected being mutually butted, and need all to be equipped in conductive article very much
There are power supply male connector or power supply female, effect contributes to conduction.But there are some articles not only to need to be connected in use
Power supply, it is also necessary to have an interface of ventilation or logical liquid, such as with the suction cup of electric massage function, cupping and massage when
It waits, suction cup will not only be connected to power supply, also be connect with negative pressure pump, connect to power supply the motor ability of driving massager vibration
Enough to work normally, connecting with negative pressure pump to extract out the gas in tank body to form subnormal ambient.It is connected simultaneously on suction cup
There are power connection and gas-tpe fitting, not only product structure is complicated, and at high cost, volume is big, and it is also not convenient enough in use, together
When, since suction cup vibrates larger in massage processes, it is easy because vibrating the power supply male connector being mutually butted and power supply female repeatedly
It fluffs or falls off, influence cupping and gone on smoothly with what is massaged.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned drawbacks of the prior art, providing a kind of self-locking pneumatic energization ventilation
Female and male connector engaged therewith can be powered and ventilate simultaneously, are connected with each other and stablize, not easily to fall off, can adapt to repeatedly
The working environment of vibration.
The utility model to achieve the above object the technical solution adopted is that: a kind of self-locking pneumatic is powered ventilation female, packet
Positive pole electric conductor I, interior insulation colloid I, sealing ring, power cathode conductor I, movable spring set, spring, circlip, steel ball are included,
Positive pole electric conductor I is the metal circular tube that inside is equipped with venthole I, and interior insulation colloid I and sealing ring are respectively coated by power supply
The outer surface of cathode conductor I, and sealing ring upper surface and the lower end surface of interior insulation colloid I offset, positive pole electric conductor I
The upper surface of the prominent interior insulation colloid I in upper end, the lower end surface of the prominent sealing ring in the lower end of positive pole electric conductor I, connects with female
The interior sebific duct of the power supply line connect is fixedly connected with I outer surface of positive pole electric conductor of prominent I upper end of interior insulation colloid, and power supply is negative
Conductor I upper end in pole is coated on outside interior insulation colloid I and sealing ring, and power cathode conductor I is outwardly protruded by medium position
Equipped with boss I, the external insulation shell for the power supply line connecting with female is fixed with I outer surface of power cathode conductor of I upper end of boss
The power cathode conductor I of connection, I downside of boss continues the cavity for being downwardly extending docking male connector, is equipped on cavity wall
The steel ball lumen pore of at least two through cavities side walls, steel ball are located in steel ball lumen pore, and the power cathode on the downside of steel ball lumen pore is led
I outer surface of body is recessed inwardly equipped with annular circlip locating slot, and circlip is located in circlip locating slot, and movable spring set is covered convex
Outside platform I and outside the power cathode conductor I of I downside of boss, movable spring covers inner surface in position corresponding with steel ball lumen pore
Inwardly projecting to be equipped with boss II, the movable spring set inner surface in II downside of boss be recessed outward equipped with allowing bit space, under boss I
I outer surface of power cathode conductor and movable spring set inner surface between II upper surface of end face and boss surround the spring peace of annular
Position is filled, spring pocket is in I outer surface of power cathode conductor and is located in spring installation position, spring when pulling up movable spring set
Compression, movable spring cover I upward sliding of opposed power cathode conductor, and the boss II of movable spring set is no longer pressed in steel ball appearance
Face, the outside bullet of steel ball enter the allowing in bit space of movable spring set.
The further technical solution of the utility model is: further including external insulation colloid I, external insulation colloid I is fixedly connected on
The outer surface of movable spring set.
The further technical solution of the utility model is: the steel ball lumen pore is the big round taper hole in the small outside in inside, steel
The innermost aperture of pearl lumen pore is slightly less than the outer diameter of steel ball.
The further technical solution of the utility model is: the power supply line external insulation shell connecting with female is arranged in the prominent part of and prevents
The excessively upper sliding convex shoulder of movable spring set.
The further technical solution of the utility model is: I lower end of positive pole electric conductor extends downwardly under prominent sealing ring
Side end face forms positive conductor contact portion I, and the side wall of I cavity of power cathode conductor is cathode conductor contact portion I.
It is that the utility model uses to achieve the above object another solution is that a kind of be powered with above-mentioned self-locking pneumatic
The male connector that ventilation female matches, including positive pole conductor II, power cathode conductor II, insulation colloid II, positive pole is led
Body II is the metal circular tube that inside is equipped with venthole II, II upper-end inner diameter of positive pole conductor and I lower end of positive pole electric conductor
Outer diameter is equal, and insulation colloid II is fixedly connected on the outer surface of positive pole conductor II, and power cathode conductor II is wrapped in insulation
II outer surface of colloid, and also expose insulation colloid II, power cathode conductor II respectively in II top and bottom of power cathode conductor
Outer diameter it is equal with the internal diameter of I downside cavity of power cathode conductor, the surface of power cathode conductor II is recessed inwardly, and be equipped with can be with
The power cathode groove that the steel ball being located in I steel ball lumen pore of power cathode conductor matches, on the downside of power cathode groove
II outer surface of power cathode conductor is arranged in the prominent part of connection boss, is arranged in II outer surface of power cathode conductor of connection boss lower end
There is fixed thread, fixed thread lower end continues to have extended downwardly cathode interconnecting piece.
The further technical solution of the utility model is: connection boss outer profile is the square that can be matched with spanner
Or positive six deformation.
The further technical solution of the utility model is: II inner wall of venthole of II inside of positive pole conductor is equipped with step
Face, the aperture of step surface upper end are greater than the aperture of step surface lower end, and the filtering being located on step surface is equipped in venthole II
Cotton.
The utility model self-locking pneumatic be powered ventilation female and male connector engaged therewith have the following beneficial effects: due to
Self-locking pneumatic is powered in ventilation female and male connector engaged therewith and is respectively equipped with venthole, two ventilations when female and male connector are docked
Hole can dock to form smooth air guide or lead fluid pipeline, can satisfy and not only need instrument that is conductive but also needing conductive gas or liquid
Device uses so that it is simpler using the apparatus structure of the female and male connector, using more convenient, cost is lower, while in male and female head
When docking, the steel ball of female can cooperate with the power cathode groove of male connector, be connected with each other and stablize, not easily to fall off, Neng Goushi
The working environment that should be shaken repeatedly.
With reference to the accompanying drawings and examples to the utility model self-locking pneumatic energization ventilation female and male connector engaged therewith
It is further described.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model self-locking pneumatic energization ventilation female；
Fig. 2 is the structural schematic diagram for the male connector that the utility model is matched with the energization ventilation female of self-locking pneumatic shown in Fig. 1；
Drawing reference numeral illustrates: 1- external insulation shell, 2- conductor wire, 3- venthole I, sebific duct in 4-, 5- interior insulation colloid I,
6- convex shoulder, 7- power cathode conductor I, 8- external insulation colloid I, 9- movable spring set, 10- spring, 11- boss II, 12- circlip,
13- cathode conductor contact portion I, 14- steel ball, 15- cavity, 16- anode conductor contact portion I, 17- allow bit space, 18- steel ball chamber
Hole, 19- circlip locating slot, 20- spring installation position, 21- boss I, 22- sealing ring, 23- power cathode pad, 24- power supply is just
Pole pad, 25- positive pole electric conductor I, 26- filter cotton, 27- venthole II, 28- positive pole conductor II, 29- insulating cement
Body II, 30- power cathode conductor II, 31- power cathode groove, 32- connection boss, the fixed thread of 33-, 34- cathode interconnecting piece,
35- anode conductor contact portion II, 36- cathode conductor contact portion II.
Specific embodiment
Ventilation female (referred to as " female ") as shown in Figure 1, the utility model self-locking pneumatic is powered, including positive pole are conductive
Body I, interior insulation colloid I, sealing ring, power cathode conductor I, movable spring set, spring, circlip, steel ball.
Wherein positive pole electric conductor I is the metal circular tube that inside is equipped with venthole I, interior insulation colloid I and sealing ring point
It is not coated on the outer surface of positive pole electric conductor I, interior insulation colloid I is located at upside, and sealing ring is located at downside, and on sealing ring
End face and the lower end surface of interior insulation colloid I offset, the upper surface of the prominent interior insulation colloid I in the upper end of positive pole electric conductor I, electricity
The lower end surface of the prominent sealing ring in the lower end of source cathode conductor I, I lower end of positive pole electric conductor extends downwardly under prominent sealing ring
Side end face forms positive conductor contact portion I.The power supply line connecting with female includes interior sebific duct, external insulation shell and with spiral winding
The conductor wire between interior sebific duct outer surface and external insulation shell inner surface, the interior glue for the power supply line connecting with female is arranged in mode
It manages and is fixedly connected with I outer surface of positive pole electric conductor of prominent I upper end of interior insulation colloid.
I upper end of power cathode conductor is coated on outside interior insulation colloid I and sealing ring, and power cathode conductor I leans on medium position
It is outwardly arranged in the prominent part of boss I, the external insulation shell for the power supply line connecting with female and the power cathode of I upper end of boss are led
I outer surface of body is fixedly connected, and the power supply line external insulation shell connecting with female, which is also arranged in the prominent part of, prevents movable spring from covering on excessively
Sliding convex shoulder.The power cathode conductor I of I downside of boss continues the cavity for being downwardly extending docking male connector, power cathode conductor I
The side wall of cavity is cathode conductor contact portion I, and the steel ball lumen pore of at least two through cavities side walls, steel are equipped on cavity wall
Pearl lumen pore is the big round taper hole in the small outside in inside, and the innermost aperture of steel ball lumen pore is slightly less than the outer diameter of steel ball, steel ball positioning
In steel ball lumen pore, without departing from steel ball lumen pore.I outer surface of power cathode conductor on the downside of steel ball lumen pore is recessed inwardly equipped with ring
The circlip locating slot of shape, circlip are located in circlip locating slot.Movable spring set covers outside boss I and the power supply of I downside of boss
Outside cathode conductor I, movable spring covers inner surface and protrudes inwardly from position corresponding with steel ball lumen pore equipped with boss II, convex
The movable spring set inner surface of the downside of platform II, which be recessed to be equipped with outward, allows bit space, and circlip can prevent from movable spring set to be detached from power supply bearing
I outer surface of pole conductor.The utility model further includes external insulation colloid I, and external insulation colloid I is fixedly connected on the outer of movable spring set
Surface.I outer surface of power cathode conductor and movable spring set inner surface between II upper surface of I lower end surface of boss and boss surround
The spring installation position of annular, spring pocket is in I outer surface of power cathode conductor and is located in spring installation position, pulls up activity
Spring-compressed when spring pocket, movable spring cover I upward sliding of opposed power cathode conductor, and the boss II of movable spring set is no longer pressed
In steel ball outer surface, the outside bullet of steel ball enters the allowing in bit space of movable spring set.
As shown in Fig. 2, a kind of male connector matched with above-mentioned self-locking pneumatic energization ventilation female of the utility model is (referred to as
" male connector "), including positive pole conductor II, power cathode conductor II, insulation colloid II.Positive pole conductor II is that inside is equipped with
The metal circular tube of venthole II, II upper-end inner diameter of positive pole conductor is equal with I lower end outer diameter of positive pole electric conductor, and power supply is just
Conductor II upper end inner surface in pole is positive conductor contact portion II.II inner wall of venthole of II inside of positive pole conductor is equipped with platform
Terrace, the aperture of step surface upper end are greater than the aperture of step surface lower end, and the mistake being located on step surface is equipped in venthole II
Filter pulp.Insulation colloid II is fixedly connected on the outer surface of positive pole conductor II, and power cathode conductor II is wrapped in insulation colloid
II outer surface, and also expose insulation colloid II respectively in II top and bottom of power cathode conductor, and in radial insulation colloid II
II surface of power cathode conductor is not protruded.The internal diameter phase of the outer diameter of power cathode conductor II and I downside cavity of power cathode conductor
It is recessed inwardly that be equipped with can be with the steel ball phase that is located in I steel ball lumen pore of power cathode conductor Deng, the surface of power cathode conductor II
The power cathode groove of cooperation, II outer surface of power cathode conductor on the downside of power cathode groove are arranged in the prominent part of connection boss,
Connecting II outer surface of power cathode conductor on the upside of boss is cathode conductor contact portion II.Connection boss outer profile be can with pull
The square of palmistry cooperation or positive six deformation, connection boss need (such as to press using the instrument of the male connector for male connector to be mounted on
Rub suction cup) on.II outer surface of power cathode conductor of connection boss lower end is provided with fixed thread, massage suction cup is equipped with
Male connector can be directly torqued into mounting hole by tapped mounting hole, and the fixation thread of male connector and the internal screw thread of mounting hole match
It closes.Fixed thread lower end continues to have extended downwardly cathode interconnecting piece, and cathode interconnecting piece is used for interior with instrument (such as massage suction cup)
The negative conductive line of side is connected with each other.II bottom end of positive pole conductor be pierced by insulation II lower end surface of colloid, can directly with instrument (such as
Massage suction cup) on the inside of positive conductive line be connected with each other, the venthole II at the middle part of positive pole conductor II can be directly connected to by
Rub the aspirating hole of suction cup.
In use, male connector can be mounted on massage suction cup, it, directly will be with electricity when massage suction cup needs to power on
The female of source line connection is plugged in male connector, before female is inserted into male connector, need to first be pulled up and is linked as one with movable spring set
The external insulation colloid I of body, movable spring set move up compressed spring, and the boss II of movable spring set inside is no longer pressed in steel ball appearance
Face, the outside bullet of steel ball enter the allowing in bit space of movable spring set, at this moment can integrally be inserted into male connector in the cavity of female, female
I lower end of positive pole electric conductor is inserted into II upper end inner hole of male connector positive pole conductor, so that positive conductor contact portion I and anode
Conductor contact portion II contacts with each other, and the cathode conductor contact portion I of female contacts with each other with the cathode conductor contact portion II of male connector, puts
The external insulation colloid I being linked together with movable spring set is opened, under the action of spring-return power, movable spring set is moved down, boss
II extruding steel ball moves inward, and steel ball is inwardly sprung into the power cathode groove of male connector, and male connector is mutually fitted close with female, is led to
Stomata I is mutually butted with venthole II.Female and male connector stable connection, it is not easily to fall off.When needing to separate female and male connector, hand is used
The external insulation colloid I being linked together with movable spring set is pulled up, movable spring set is whole to be moved up, convex on the inside of movable spring set
Platform II is no longer pressed in steel ball outer surface, and the outside bullet of steel ball enters the allowing in bit space of movable spring set, can be from the cavity of female
Middle extraction male connector.
Above embodiments are only the preferred embodiment of the utility model, and the structure of the utility model is not limited to above-mentioned implementation
The form enumerated of example, any modification made within the spirit and principle of the present invention, equivalent replacement etc. should all include
It is within the protection scope of the utility model.
Claims (8)
- The ventilation female 1. a kind of self-locking pneumatic is powered, which is characterized in that including positive pole electric conductor I (25), interior insulation colloid I (5), sealing ring (22), power cathode conductor I (7), movable spring set (9), spring (10), circlip (12), steel ball (14), power supply Cathode conductor I (25) is the metal circular tube that inside is equipped with venthole I (3), and interior insulation colloid I (5) and sealing ring (22) are respectively It is coated on the outer surface of positive pole electric conductor I (25), and the lower end surface of sealing ring (22) upper surface and interior insulation colloid I (5) It offsets, the upper surface of the upper end prominent interior insulation colloid I (5) of positive pole electric conductor I (25), positive pole electric conductor I (25) Lower end prominent sealing ring (22) lower end surface, interior sebific duct (4) and the protrusion interior insulation colloid I of power supply line connect with female (5) positive pole electric conductor I (25) outer surface of upper end is fixedly connected, and power cathode conductor I (7) upper end is coated on interior insulation glue Outside, power cathode conductor I (7) is outwardly arranged in the prominent part of boss I (21) by medium position for body I (5) and sealing ring (22), with The fixed company of the external insulation shell (1) of the power supply line of female connection and power cathode conductor I (7) outer surface of boss I (21) upper end It connects, the power cathode conductor I (7) on the downside of boss I (21) continues the cavity (15) for being downwardly extending docking male connector, in cavity (15) side wall is equipped with the steel ball lumen pore (18) of at least two through cavities (15) side wall, and steel ball (14) is located in steel ball lumen pore (18) in, power cathode conductor I (7) outer surface on the downside of steel ball lumen pore (18) is recessed inwardly equipped with annular circlip locating slot (19), circlip (12) is located in circlip locating slot (19), and movable spring set (9) is covered in boss I (21) outside and under boss I (21) Outside, movable spring set (9) inner surface is inside in position corresponding with steel ball lumen pore (18) for the power cathode conductor I (7) of side It is arranged in the prominent part of boss II (11), movable spring set (9) inner surface on the downside of boss II (11), which is recessed to be equipped with outward, allows bit space (17), power cathode conductor I (7) outer surface between boss I (21) lower end surface and boss II (11) upper surface and movable spring Set (9) inner surface surrounds the spring installation position (20) of annular, and spring (10) is covered in power cathode conductor I (7) outer surface and positioned In spring installation position (20), spring (10) compresses when pulling up movable spring set (9), movable spring set (9) opposed power Cathode conductor I (7) upward sliding, the boss II (11) of movable spring set (9) are no longer pressed in steel ball (14) outer surface, steel ball (14) Outside bullet enters in the allowing of movable spring set (9) bit space (17).
- The ventilation female 2. self-locking pneumatic as described in claim 1 is powered, which is characterized in that it further include external insulation colloid I (8), External insulation colloid I (8) is fixedly connected on the outer surface of movable spring set (9).
- The ventilation female 3. self-locking pneumatic as described in claim 1 is powered, which is characterized in that the steel ball lumen pore (18) is inside The big round taper hole in small outside, steel ball lumen pore (18) innermost aperture are slightly less than the outer diameter of steel ball (14).
- The ventilation female 4. self-locking pneumatic as described in claim 1 is powered, which is characterized in that exhausted outside the power supply line being connect with female Edge shell (1), which is arranged in the prominent part of, prevents the excessively upper sliding convex shoulder (6) of movable spring set (9).
- The ventilation female 5. self-locking pneumatic as described in claim 1 is powered, which is characterized in that under positive pole electric conductor I (25) End extends downwardly end face on the downside of prominent sealing ring (22) and forms positive conductor contact portion I (16), power cathode conductor I (7) cavity (15) side wall is cathode conductor contact portion I (13).
- 6. a kind of male connector matched with self-locking pneumatic described in claim 1 energization ventilation female, which is characterized in that including electricity Source anode conductor II (28), power cathode conductor II (30), insulation colloid II (29), positive pole conductor II (28) are that inside is set There are the metal circular tube of venthole II (27), positive pole conductor II (28) upper-end inner diameter and positive pole electric conductor I (25) lower end Outer diameter is equal, and insulation colloid II (29) is fixedly connected on the outer surface of positive pole conductor II (28), power cathode conductor II (30) it is wrapped in insulation colloid II (29) outer surface, and also exposes insulation respectively in power cathode conductor II (30) top and bottom The outer diameter of colloid II (29), power cathode conductor II (30) is equal with the internal diameter of cavity (15) on the downside of power cathode conductor I (7), The surface of power cathode conductor II (30) be recessed inwardly be equipped with can be located in power cathode conductor I (7) steel ball lumen pore (18) The power cathode groove (31) that matches of steel ball (14), the power cathode conductor II (30) on the downside of power cathode groove (31) Outer surface is arranged in the prominent part of connection boss (32), is provided in power cathode conductor II (30) outer surface of connection boss (32) lower end Fixed thread (33), fixed thread (33) lower end continue to have extended downwardly cathode interconnecting piece (34).
- 7. male connector as claimed in claim 6, which is characterized in that connection boss (32) outer profile can be matched with spanner Square or positive six deformation.
- 8. male connector as claimed in claim 6, which is characterized in that in the venthole II (27) on the inside of positive pole conductor II (28) Wall is equipped with step surface, and the aperture of step surface upper end is greater than the aperture of step surface lower end, is equipped with and is located in venthole II (27) Filter cotton (26) on step surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820827621.0U CN208272270U (en) | 2018-05-31 | 2018-05-31 | Self-locking pneumatic energization ventilation female and male connector engaged therewith |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820827621.0U CN208272270U (en) | 2018-05-31 | 2018-05-31 | Self-locking pneumatic energization ventilation female and male connector engaged therewith |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208272270U true CN208272270U (en) | 2018-12-21 |
Family
ID=64685945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820827621.0U Withdrawn - After Issue CN208272270U (en) | 2018-05-31 | 2018-05-31 | Self-locking pneumatic energization ventilation female and male connector engaged therewith |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208272270U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777398A (en) * | 2018-05-31 | 2018-11-09 | 黄广文 | Self-locking pneumatic is powered ventilation female and the male connector that coordinates with it |
-
2018
- 2018-05-31 CN CN201820827621.0U patent/CN208272270U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777398A (en) * | 2018-05-31 | 2018-11-09 | 黄广文 | Self-locking pneumatic is powered ventilation female and the male connector that coordinates with it |
| CN108777398B (en) * | 2018-05-31 | 2023-11-14 | 黄广文 | Self-locking pneumatic power-on ventilation female head and male head matched with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181221 Effective date of abandoning: 20231114 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181221 Effective date of abandoning: 20231114 |