CN204932592U - Gas outlet's connecting device - Google Patents
Gas outlet's connecting device Download PDFInfo
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- CN204932592U CN204932592U CN201520672449.2U CN201520672449U CN204932592U CN 204932592 U CN204932592 U CN 204932592U CN 201520672449 U CN201520672449 U CN 201520672449U CN 204932592 U CN204932592 U CN 204932592U
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- valve seat
- spool
- socket
- plug
- connecting device
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Abstract
A kind of gas outlet connecting device, it comprises a valve seat, and this valve seat is provided with a socket junction surface, and this socket junction surface is provided with several socket combined hole, and this valve seat is provided with a maintenance croze; One spool mechanism, this spool mechanism and valve seat mutually group establish combination; One needle valve assembly, this needle valve assembly and valve seat its keep in repair croze mutually group establish combination; One plug-in connection, it is combined with valve seat bolt, and this plug-in connection has a Plug Division body, and this Plug Division body is provided with at least one installing hole matched with socket combined hole, and the quantity of this socket combined hole is greater than the quantity of installing hole; By said structure, this utility model also can switching gas circuit state without the need to inserting gas equipment amount, and object that is convenient and rapid-maintenance can be realized, simultaneously, this utility model can change the setting angle of valve seat according to user demand or installation environment, and then can reach effect of significantly the improving product suitability and installation and maintenance convenience.
Description
Technical field
This utility model relates to a kind of gas outlet or gas end, espespecially a kind of gas outlet's connecting device for medical air supply system.
Background technology
At present, medical gas outlet (MedicalGasOutlet, or title gas end, GasTerminal) be a kind of for obtaining various gas (as oxygen from medical air supply system, nitrogen, laughing gas, vacuum ... Deng Medical gas) medical equipment, can be regarded as in essence is a kind of union joint (connector) of gas piping, the plug of gas equipment (as oxygen inhaler or oxygen flow meter) can directly insert in medical gas outlet gets gas, No. CN203797200th, Chinese patent discloses one " modified medical gas end ", refer to shown in Figure 11, it comprises mount pad 10, foundation ring 11 and Plug Division body 12, spool 13 is provided with in foundation ring 11, the first spring 14 is provided with between spool 13 and foundation ring 11 inner bottom part, this Plug Division body 12 is in hollow structure, and the bottom peripheral edge of Plug Division body 12 stretches out and is provided with the first ring-type pressing plate 121, the outer wall of this foundation ring 11 is provided with the second ring-type pressing plate 111 be set in parallel with the first ring-type pressing plate 121, this Plug Division body 12 inwall is provided with two chutes 122, laterally dowel 123 is equipped with in chute 122, Plug Division body 12 outer wall is socketed with sheath 15, gland 16 is socketed with outside sheath 15, the second spring 17 is provided with between this sheath 15 and first ring-type pressing plate 121, its operation principle is: after the plug insertion Plug Division body 12 of gas equipment, dowel 123 squeezes by the lobe of plug, after the head of plug docks with spool 13, dowel 123 resets, block the lobe of plug, spool 13 is pressed down by the head of plug simultaneously, gas circuit is open-minded, when needing to take out plug, by pressing gland 16 downwards, sheath 15 is moved down, dowel 123 slips in chute 122, now can take out gas equipment smoothly, first spring 14 is with on movable valve plug 13 and is moved reset simultaneously, gas circuit is closed, when unclamping gland 16, sheath 15 drives on gland 16 and moves reset under the effect of the second spring 17.
Though aforementioned existing gas end realizes the quick grafting of gas equipment plug by pressing mode, but it only possesses single valve member structure (i.e. spool 13), lack and do not need to insert gas equipment also changeable, the valve member structural design that controls gas circuit state, because in hospital, the supply air line of each gas end is connected in series use usually, if therefore existing gas end breaks down or damages, whole air supply system must be closed could keep in repair or change, so will affect the running of other normal gas end, significantly reduce the practicality of product and maintenance convenience, in addition, gas equipment is being installed and is being used the restriction usually having angle or direction, such as oxygen flow meter must be vertical angle with floor, normally can show flow, to this, shown in Fig. 1, general can being provided with on the Plug Division body 12 of gas end locates shrinkage pool 124, gas equipment also can be provided with corresponding positioning convex rod simultaneously, in order to realize fool proof during grafting, due in hospital, a gas end gas terminal box be embedded in body of wall of usually arranging in pairs or groups carrys out installation, wherein, gas end is arranged in gas terminal box, in practice, gas end often needs the length and width size coordinating gas terminal box, construction or installing space, factors such as the wiring trend of supply air line and changing, adjustment setting angle (such as past 90-degree rotation clockwise, rotation herein refer to Plug Division body 12 jack keep carry out under the direction of constructor), but so just change the angle orientation of this location shrinkage pool 124 simultaneously, cause gas equipment cannot be arranged on correct angle, greatest puzzlement is caused to construction, it is event, how to be improved for above-mentioned disappearance, be this case creator for solve technical difficulties place.
Utility model content
Because existing gas end, it does not possess the air way switch valve part structure that can be used for keeping in repair, simultaneously also cannot under the prerequisite not affecting gas equipment, setting angle is changed according to actual demand adjustment, cause the convenience of product repairing and construction all poor, therefore the purpose of this utility model is to develop and a kind ofly possesses maintenance valve and can change gas outlet's connecting device of setting angle according to user demand.
Another object of the present utility model, is that developing a kind of carrying can reduce maintenance valve leakage gas and the gas outlet's connecting device promoting its service life.
For reaching the above object, this utility model provides a kind of gas outlet connecting device, and it comprises:
One valve seat, this valve seat is provided with a gas interface, this valve seat is provided with a spool notch, this valve seat is provided with a socket junction surface in spool notch periphery ring, this socket junction surface is provided with several socket combined hole, this valve seat is provided with a maintenance croze between spool notch and gas interface, is connected bottom this maintenance croze respectively by runner with gas interface and spool notch;
One spool mechanism, its spool notch of this spool mechanism and valve seat mutually group establishes combination;
One needle valve assembly, this needle valve assembly and valve seat its keep in repair croze mutually group establish combination;
One plug-in connection, this plug-in connection is combined with valve seat bolt, this plug-in connection have a Plug Division body, one and sheath, the second spring and be arranged between sheath and Plug Division body that socket-connects of Plug Division body be socketed on the gland of sheath outside, this Plug Division body is provided with at least one installing hole matched with socket combined hole, and the quantity of this socket combined hole is greater than the quantity of installing hole.
In an embodiment of the present utility model, wherein the quantity of this installing hole is 2, and these 2 installing holes are distributed in the both sides of Plug Division body symmetrically, again respectively the equidistant annular distribution of this socket combined hole on this socket junction surface.
In an embodiment of the present utility model, wherein this needle valve assembly is provided with one and wears with the bolt cap, that combines of maintenance croze and the control bolt and protruding from these bolt cap both sides is fixedly arranged on the steel ball valve ball controlling bolt bottom.
In an embodiment of the present utility model, wherein this bolt cap has a flange, this flange is provided with a through keyhole, this control bolt wears this bolt cap by keyhole, this flange is provided with the sealed groove of a ring-type in keyhole inwall, be arranged with one first seal washer in sealing groove, this bolt cap is socketed with one second seal washer in the side of flange oriented for maintenance croze.
In an embodiment of the present utility model, wherein the quantity of this installing hole is 2, and these 2 installing holes are distributed in the both sides of Plug Division body symmetrically, and this installing hole is strip hole and one end has larger bore.
In an embodiment of the present utility model, wherein this spool mechanism is provided with a spool cover, combined with spool notch and is set in spool and that the inner and one end of spool cover protrudes from this spool cover and is arranged at the first spring between spool and spool notch inner bottom part.
In an embodiment of the present utility model, wherein this seat bottom portion is provided with at least one termination rack combined hole.
In an embodiment of the present utility model, wherein the quantity of this termination rack combined hole is 2, and these 2 termination rack combined holes are distributed in seat bottom portion both sides symmetrically again.
In an embodiment of the present utility model, wherein still include a termination rack holder, these termination rack holder both sides have side plate respectively, the recessed gripper shoe being formed with a U-shaped between these two side plates, be provided with several combined hole of matching with its termination rack combined hole of valve seat bottom this gripper shoe, the quantity in this combined hole is greater than the quantity of termination rack combined hole.
In an embodiment of the present utility model, wherein respectively this equidistant annular distribution in combined hole in this gripper shoe.
By said structure, this utility model also can switching gas circuit state without the need to inserting gas equipment amount, and object that is convenient and rapid-maintenance can be realized, simultaneously, this utility model can change the setting angle of valve seat according to user demand or installation environment, and then can reach effect of significantly the improving product suitability and installation and maintenance convenience.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art gas end.
Fig. 2 is decomposing schematic representation of the present utility model.
Fig. 3 is combination schematic diagram of the present utility model.
Fig. 4 is the thin partial solution schematic diagram of its needle valve assembly of this utility model.
Fig. 5 is the action schematic diagram that this utility model is combined with gas equipment grafting.
Fig. 6 be its plug-in connection of this utility model can respect thereto adjustment setting angle action before schematic diagram.
Fig. 7 be its plug-in connection of this utility model can respect thereto adjustment setting angle action after schematic diagram.
Fig. 8 is the structural representation of its second embodiment of this utility model.
Fig. 9 be its valve seat of this utility model can opposing gas termination rack adjustment setting angle action before schematic diagram.
Figure 10 be its valve seat of this utility model can opposing gas termination rack adjustment setting angle action after schematic diagram.
(prior art)
10 mount pad 11 foundation rings
111 second ring-type pressing plate 12 Plug Division bodies
121 first ring-type pressing plate 122 chutes
123 dowels 124 locate shrinkage pool
13 spool 14 first springs
15 sheath 16 glands
17 second springs
(this utility model)
3 valve seat 31 gas interfaces
32 spool notch 33 socket junction surfaces
331 socket combined holes 34 keep in repair croze
35 runner 36 screws
37 termination rack combined hole 4 spool mechanisms
41 spool cover 42 spools
421 shrinkage pool 422 core prints
43 first spring 44 filter screens
5 needle valve assembly 51 bolt caps
511 flange 512 keyholes
513 sealed grooves 52 control bolt
521 profile groove 53 steel ball valve balls
54 first seal washer 55 second seal washers
6 plug-in connection 61 Plug Division bodies
611 location shrinkage pool 612 installing holes
62 sheath 63 second springs
64 gland 65 jacks
7 oxygen flow meter 71 plugs
72 positioning convex rod 8 supply air lines
90 termination rack holder 901 side plates
902 screw 903 gripper shoes
904 combined hole 91 screws
92 gas terminal boxes.
Detailed description of the invention
Refer to shown in Fig. 2, Fig. 3, this utility model is to provide a kind of gas outlet connecting device, and it comprises:
One valve seat 3, this valve seat 3 is provided with a gas interface 31, in order to connect a supply air line 8, this valve seat 3 is provided with a spool notch 32, this valve seat 3 is provided with a socket junction surface 33 in spool notch 32 periphery ring, this socket junction surface 33 is provided with several socket combined hole 331, and respectively this socket combined hole 331 equidistantly annular distribution on this socket junction surface 33, in the present embodiment, the quantity of this socket combined hole 331 is 8, in addition, this valve seat 3 is provided with a maintenance croze 34 between spool notch 32 and gas interface 31, be connected with gas interface 31 and spool notch 32 respectively by runner 35 bottom this maintenance croze 34, at least one termination rack combined hole 37 can be provided with again bottom this valve seat 3, in the present embodiment, the quantity of this termination rack combined hole 37 is 2, these 2 termination rack combined holes 37 are be distributed in valve seat 3 two bottom sides symmetrically again,
One spool mechanism 4, its spool notch 32 phase group of this spool mechanism 4 and valve seat 3 establishes combination, state after both combinations can with reference to shown in figure 6, this spool mechanism 4 is provided with one and combines with spool notch 32 the spool cover 41 set firmly as screwed togather, one is set in spool 42 and that the inner and one end of spool cover 41 protrudes from this spool cover 41 is arranged at the first spring 43 between spool 42 and spool notch 32 inner bottom part, wherein, the bottom of this spool 42 is provided with a shrinkage pool 421, this shrinkage pool 421 is mutually sheathed and fasten with first spring 43 one end, the top of this spool 42 is provided with a core print 422, this core print 422 wears and protrudes from this spool cover 41, this core print 422 can be hollow cylindrical, and a filter screen 44 can be provided with further in this core print 422, in order to the impurity in filtering gas,
One needle valve assembly 5, this needle valve assembly 5 and valve seat 3 its keep in repair croze 34 phase group and establish combination, and as shown in Figure 3, in order to control on off state or the adjustment flow of gas circuit, this needle valve assembly 5 is provided with one and combines the bolt cap 51 set firmly as screwed togather with maintenance croze 34, one wears and the control bolt 52 and protruding from these bolt cap 51 both sides is fixedly arranged on the steel ball valve ball 53 controlling bolt 52 bottom, shown in Fig. 4, this control bolt 52 top can be provided with a profile groove 521, this profile groove 521 is better can be a shape or crosswise, whereby, can conveniently with screwdriver as flathead screwdriver rotates this control bolt 52, realize the adjustment on flow or valve road, switch, this bolt cap 51 has flange 511 or a flange, this flange 511 is provided with a through keyhole 512, this control bolt 52 wears this bolt cap 51 by keyhole 512, and these control bolt 52 two ends protrude from bolt cap 51 both sides, this flange 511 is provided with the sealed groove 513 of a ring-type in keyhole 512 inwall, one first seal washer 54 is arranged with as O type ring (O-ring) in sealing groove 513, in order to realize and to promote the airtight effect controlled between bolt 52 and bolt cap 51, this bolt cap 51 also can be socketed with one second seal washer 55 in the side of flange 511 oriented for maintenance croze 34 again, in order to realize and to promote the airtight effect between bolt cap 51 and maintenance croze 34, at this, it is worth mentioning that, by the first seal washer 54 being arranged at keyhole 512 inwall of bolt cap 51, and the outer wall of non-controlling bolt 52, thus, this first seal washer 54 is fixed when controlling bolt 52 and rotating and can not and then rotate, now, due to generally speaking, control its outer wall of bolt 52 to be easier to carry out the processed such as polishing, therefore usually can have more smooth surface, otherwise, the surface of its keyhole 512 inwall of bolt cap 51 is then comparatively coarse, so, this utility model can in controlling significantly to reduce the friction caused the first seal washer 54 when bolt 52 rotates, can avoid or reduce the first seal washer 54 to wear and tear or the problem of crimp, thus the service life of the first seal washer 54 can be improved and guarantee sealing effectiveness,
One plug-in connection 6, this plug-in connection 6 is combined with valve seat 3 bolt, this plug-in connection 6 has a Plug Division body 61, one sheath 62 socket-connected with Plug Division body 61, one the second spring 63 and be arranged between sheath 62 and Plug Division body 61 is socketed on the gland 64 of sheath 62 outside, this plug-in connection 3 is provided with a through jack 65 again, the position of this jack 65 is corresponding with the position of its spool 42 of spool mechanism 4, this Plug Division body 61 is provided with at least one installing hole 612 matched with socket combined hole 331, and the quantity of this socket combined hole 331 is greater than the quantity of installing hole 612, whereby, this installing hole 612 and socket combined hole 331 is worn respectively by screw 36, combine to realize being spirally connected between plug-in connection 6 and valve seat 3, and as shown in Figure 3, generally speaking, this installing hole 612 can be circular port, but in this preferred embodiment, shown in Fig. 6, the quantity of this installing hole 612 is 2, and these 2 installing holes 612 are distributed in the both sides of Plug Division body 61 symmetrically, whereby, the steadiness be assembled can be improved, this installing hole 612 is strip hole and one end has larger bore (namely the bore of strip hole one end is greater than all the other parts of strip hole) again, whereby, can when not needing to loosen screw 36 completely, realize the fast assembling-disassembling between plug-in connection 6 and valve seat 3, and then speed and the convenience of parts assembling or repair and replacement can be improved, in addition, this Plug Division body 61 is provided with at least one location shrinkage pool 611 in jack 65 side, whereby, shown in Fig. 5, make the jack 65 of this plug-in connection 6 that a gas equipment can be supplied as the grafting fast of its plug 71 of oxygen flow meter 7, wherein this oxygen flow meter 7 is also provided with the positioning convex rod 72 corresponding with locating shrinkage pool 611 in plug 71 side, to realize fool proof and to guarantee that this oxygen flow meter 7 has correct setting angle, this gland 64 can provide comparatively large contact surface to amass and be user-friendly for pressing operation, and gland 64 can supply printing figure message or color, the person of being easy to use identifies gaseous species fast, again, all the other detail structures of this plug-in connection 6 and realize the structure of plug 71 fast insert-pull by pressing mode and operating principle all belongs to prior art and non-this case technical characteristic, repeat no more in this,
Refer to shown in Fig. 6 and Fig. 7, several socket combined hole 331 is provided with by this socket junction surface 33, and the quantity of this socket combined hole 331 is greater than the quantity of installing hole 612, therefore, as long as change the mounting hole site of screw 36, can change plug-in connection 6 opposite valve seat 3 in conjunction with setting angle, the embody rule mode of this characteristic and beneficial effect are: when valve seat 3 must be adjusted to different setting angles because of installation environment restriction or user demand (such as the restriction of supply air line 8 wiring trend), the socket combined hole 331 of socket fixed screw 36 from script position only need be pulled down by constructor, again socket fixed screw 36 is installed to (as shown in Figure 7) on the socket combined hole 331 of other correct positions, after just can guaranteeing that plug-in connection 6 and valve seat 3 combine, this location shrinkage pool 611 still can remain on correct angle orientation,
Refer to shown in Fig. 2 and Fig. 5, maintenance croze 34 and needle valve assembly 5 is provided with by this utility model, also can be able to switch when without the need to inserting gas equipment (i.e. oxygen flow meter 7), control gas circuit state, to realize the object of convenient and rapid-maintenance, simultaneously, keyhole 512 inwall of bolt cap 51 is arranged at and the outer wall of non-controlling bolt 52 by the first seal washer 54, and can reduce wear or be out of shape, to reduce Leakage Gas and to improve life of product, in addition, this utility model is greater than the socket combined hole 331 of installing hole 612 quantity by being provided with, and the setting angle of valve seat 3 can be changed according to user demand or installation environment, and then make this utility model can reach significantly improving product service life, reliability, effect of the suitability and installation and maintenance convenience.
Please continue to refer to Figure 8 shows that the second embodiment of the present utility model, wherein still include a termination rack holder 90, these termination rack holder 90 both sides have side plate 901 respectively, respectively this side plate 901 is provided with a screw 902, whereby, shown in Fig. 9, this termination rack holder 90 is made the solid mode of spiral shell to be mounted on a gas terminal box 92, the recessed gripper shoe 903 being formed with a U-shaped between these two side plates 901 again, several combined hole 904 of matching with its termination rack combined hole 37 of valve seat 3 is provided with bottom this gripper shoe 903, and respectively this combined hole 904 equidistantly annular distribution in this gripper shoe 903, the quantity in this combined hole 904 is greater than the quantity of termination rack combined hole 37 again, in the present embodiment, the quantity in this combined hole 904 is 8, connect this, this combined hole 904 and termination rack combined hole 37 is worn respectively by screw 91, combine to realize being spirally connected between valve seat 3 and termination rack holder 90, simultaneously, as long as change the mounting hole site of screw 91, please also refer to Fig. 9, shown in Figure 10, this utility model can change valve seat 3 relative termination case holder 90 in conjunction with setting angle, and make this utility model except original plug-in connection 6 opposite valve seat 3, still additionally can have two stage setting angle adjustment function altogether such as valve seat 3 opposing gas termination rack 92 grade, and then make this utility model can deal with various harsh installation environment and condition more neatly, and then better installation convenience can be reached.
Below be only preferred embodiment of the present utility model, anyone a little amendment made this utility model according to content of the present utility model, distortion and equivalent replacement all fall into protection domain of the present utility model.
Claims (10)
1. gas outlet's connecting device, is characterized in that comprising:
One valve seat, this valve seat is provided with a gas interface, this valve seat is provided with a spool notch, this valve seat is provided with a socket junction surface in spool notch periphery ring, this socket junction surface is provided with several socket combined hole, this valve seat is provided with a maintenance croze between spool notch and gas interface, is connected bottom this maintenance croze respectively by runner with gas interface and spool notch;
One spool mechanism, its spool notch of this spool mechanism and valve seat mutually group establishes combination;
One needle valve assembly, this needle valve assembly and valve seat its keep in repair croze mutually group establish combination;
One plug-in connection, this plug-in connection is combined with valve seat bolt, this plug-in connection have a Plug Division body, one and sheath, the second spring and be arranged between sheath and Plug Division body that socket-connects of Plug Division body be socketed on the gland of sheath outside, this Plug Division body is provided with at least one installing hole matched with socket combined hole, and the quantity of this socket combined hole is greater than the quantity of installing hole.
2. gas outlet as claimed in claim 1 connecting device, it is characterized in that, wherein the quantity of this installing hole is 2, and these 2 installing holes are distributed in the both sides of Plug Division body symmetrically, again respectively the equidistant annular distribution of this socket combined hole on this socket junction surface.
3. gas outlet as claimed in claim 1 connecting device, is characterized in that, wherein this needle valve assembly be provided with one with keep in repair bolt cap, that croze combines and to wear and the control bolt and protruding from these bolt cap both sides is fixedly arranged on the steel ball valve ball controlling bolt bottom.
4. gas outlet as claimed in claim 3 connecting device, it is characterized in that, wherein this bolt cap has a flange, this flange is provided with a through keyhole, this control bolt wears this bolt cap by keyhole, this flange is provided with the sealed groove of a ring-type in keyhole inwall, is arranged with one first seal washer in sealing groove, and this bolt cap is socketed with one second seal washer in the side of flange oriented for maintenance croze.
5. gas outlet as claimed in claim 1 connecting device, it is characterized in that, wherein the quantity of this installing hole is 2, and these 2 installing holes are distributed in the both sides of Plug Division body symmetrically, and this installing hole is strip hole and one end has larger bore.
6. gas outlet as claimed in claim 1 connecting device, it is characterized in that, wherein this spool mechanism is provided with a spool cover, combined with spool notch and is set in spool and that the inner and one end of spool cover protrudes from this spool cover and is arranged at the first spring between spool and spool notch inner bottom part.
7. gas outlet as claimed in claim 1 connecting device, it is characterized in that, wherein this seat bottom portion is provided with at least one termination rack combined hole.
8. gas outlet as claimed in claim 7 connecting device, it is characterized in that, wherein the quantity of this termination rack combined hole is 2, and these 2 termination rack combined holes are distributed in seat bottom portion both sides symmetrically again.
9. gas outlet as claimed in claim 7 or 8 connecting device, it is characterized in that, wherein still include a termination rack holder, these termination rack holder both sides have side plate respectively, the recessed gripper shoe being formed with a U-shaped between these two side plates, be provided with several combined hole of matching with its termination rack combined hole of valve seat bottom this gripper shoe, the quantity in this combined hole is greater than the quantity of termination rack combined hole.
10. gas outlet as claimed in claim 9 connecting device, is characterized in that, wherein respectively this equidistant annular distribution in combined hole in this gripper shoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672449.2U CN204932592U (en) | 2015-09-01 | 2015-09-01 | Gas outlet's connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520672449.2U CN204932592U (en) | 2015-09-01 | 2015-09-01 | Gas outlet's connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204932592U true CN204932592U (en) | 2016-01-06 |
Family
ID=55000053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520672449.2U Active CN204932592U (en) | 2015-09-01 | 2015-09-01 | Gas outlet's connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204932592U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112969496A (en) * | 2018-06-25 | 2021-06-15 | 佩里宝有限公司 | Device for mechanically connecting instruments for medical purposes, in particular for peritoneal dialysis |
| CN114060614A (en) * | 2021-10-21 | 2022-02-18 | 中建二局第三建筑工程有限公司 | Assembling type medical gas terminal installation structure and installation method |
-
2015
- 2015-09-01 CN CN201520672449.2U patent/CN204932592U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112969496A (en) * | 2018-06-25 | 2021-06-15 | 佩里宝有限公司 | Device for mechanically connecting instruments for medical purposes, in particular for peritoneal dialysis |
| CN114060614A (en) * | 2021-10-21 | 2022-02-18 | 中建二局第三建筑工程有限公司 | Assembling type medical gas terminal installation structure and installation method |
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