CN218408633U - Solenoid valve assembly and medical instrument - Google Patents
Solenoid valve assembly and medical instrument Download PDFInfo
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- CN218408633U CN218408633U CN202222448680.6U CN202222448680U CN218408633U CN 218408633 U CN218408633 U CN 218408633U CN 202222448680 U CN202222448680 U CN 202222448680U CN 218408633 U CN218408633 U CN 218408633U
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Abstract
The utility model discloses a solenoid valve subassembly and medical instrument, wherein, solenoid valve subassembly includes: the upper cover is provided with a plurality of mounting holes; the air inlet valve and the air release valve are both electromagnetic valves, the air inlet valve and the air release valve are installed on the upper cover through the installation holes, and the air inlet valve and the air release valve are arranged in a plurality of pairs; the air inlet cover is installed on the upper cover, an air inlet nozzle is arranged on the air inlet cover, and the air inlet nozzle is communicated with the air inlets of the air inlet valves. The utility model discloses technical scheme can simplify being connected of a plurality of solenoid valves and other devices.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to solenoid valve assembly and medical equipment.
Background
Many medical instruments need to control a plurality of air bags at the same time, such as an anti-bedsore air cushion, and change the compressed part of a human body by controlling the inflation and deflation of different air bags so as to prevent the bedsore; the air pressure wave therapeutic apparatus forms the circulating pressure to limbs or tissues by sequentially and repeatedly inflating and deflating the plurality of air bags, improves the blood circulation state and prevents the formation of thrombus. To control multiple bladders, multiple valves are required to control the inflation or deflation of one or a group of bladders. In the existing scheme, a plurality of air pipes are required to be communicated with a plurality of valves, and the connection mode is complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a solenoid valve subassembly aims at simplifying being connected of a plurality of solenoid valves and other devices.
In order to achieve the above object, the utility model provides a solenoid valve assembly, include:
the upper cover is provided with a plurality of mounting holes;
the air inlet valve and the air release valve are both electromagnetic valves, the air inlet valve and the air release valve are installed on the upper cover through the installation holes, and the air inlet valve and the air release valve are arranged in a plurality of pairs;
the air inlet cover is installed on the upper cover, an air inlet nozzle is arranged on the air inlet cover, and the air inlet nozzle is communicated with the air inlets of the air inlet valves.
Further, solenoid valve subassembly still includes the lower cover, the lower cover be used for with the upper cover joint, be provided with the intercommunication chamber on the lower cover, one the intercommunication chamber is with one the gas outlet of admission valve and the air inlet intercommunication of an air escape valve, just the intercommunication chamber disposes the delivery outlet.
Further, the solenoid valve assembly further comprises an output seat, wherein the output seat is used for being jointed with the lower cover, a plurality of vent holes are formed in the output seat, and the vent holes are correspondingly arranged with the output port and communicated with the output port.
Optionally, a sealing gasket is arranged between the upper cover and the lower cover; and/or
And a sealing ring is arranged at one end of the edge of the vent hole facing the lower cover and abutted against the lower cover.
Optionally, an air inlet cavity is enclosed by the hole wall of the mounting hole, the cover wall of the air inlet cover and the inner wall of the upper cover, the air inlet cavity is communicated with the air inlets of the plurality of air inlet valves, and the air inlet cavity is communicated with the air inlet nozzle.
Optionally, a sealing ring is arranged at the abutting position of the air inlet cover and the upper cover.
Optionally, the number of the air inlet covers is two, the two air inlet covers are respectively arranged on two sides of the upper cover, the air inlet valve is arranged corresponding to the air inlet cover, and the air inlet cavity is arranged corresponding to the air inlet cover; and the air escape valve is arranged in pair with the air inlet valve and deviates from one side of the air inlet cavity.
Optionally, an air pressure measuring nozzle is arranged on the air inlet cover, and the air pressure measuring nozzle is communicated with the air inlet nozzle.
Further, solenoid valve subassembly still includes the valve plate, the valve plate is installed on the upper cover, the valve plate with the admission valve with the snuffle deviates from the one end butt of upper cover.
The utility model discloses still provide a medical instrument, including above-mentioned solenoid valve subassembly.
The utility model discloses among the technical scheme, admission valve and release valve are all installed on the upper cover, and the suction nozzle on the side cap has communicateed the air inlet of a plurality of admission valves. When other devices, such as an air pump, need to be communicated with the air inlets of the plurality of air inlet valves, the air pump only needs to be communicated with the air inlet nozzles. As for the air outlet of the intake valve, since the intake valve is provided on the upper cover, not separately provided, it is only necessary to communicate other devices, such as air bags, with the air outlet of the intake valve, respectively. It is also only necessary for the air inlet of the air release valve to have other devices, such as an air bag, communicate with it, respectively. To sum up, the utility model discloses the scheme has simplified being connected of a plurality of solenoid valves and other devices through concentrating the solenoid valve modular design.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is an exploded view of an embodiment of the solenoid operated valve assembly of the present invention;
FIG. 2 is a schematic structural diagram of the embodiment of FIG. 1;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic structural diagram of the lower cover of the embodiment in FIG. 1;
fig. 5 is a schematic partial structure diagram of the embodiment in fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
42 | Air pressure measuring nozzle |
| 11 | |
50 | |
| 12 | |
51 | Communicating |
| 13 | |
52 | |
| 20 | |
53 | |
| 21 | Air outlet of |
60 | |
| 30 | Air release valve | 61 | |
| 31 | Air inlet of |
62 | |
| 40 | |
70 | Valve |
| 41 | Air inlet nozzle |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a solenoid valve assembly.
In the embodiment of the present invention, referring to fig. 1 to 3 and 5, the solenoid valve assembly includes:
the upper cover 10, there are multiple mounting holes 11 on the upper cover 10;
the air inlet valve 20 and the air release valve 30, the air inlet valve 20 and the air release valve 30 are both electromagnetic valves, the air inlet valve 20 and the air release valve 30 are mounted on the upper cover 10 through the mounting hole 11, and the air inlet valve 20 and the air release valve 30 are both configured in a plurality and are arranged in pairs;
the air inlet cover 40, the air inlet cover 40 is installed on the upper cover 10, there is an air inlet nozzle 41 on the air inlet cover 40, the air inlet nozzle 41 communicates with the air inlet of multiple air inlet valves 20.
The air inlet valve 20 may be a two-position two-way electromagnetic valve, the two-position two-way electromagnetic valve has two through ports, and the on-off between the two through ports can be controlled according to whether the electromagnetic valve is electrified or not, and only the two through ports are respectively used as an air inlet and an air outlet of the air inlet valve 20; the air release valve 30 may be a two-position two-way valve or a two-position three-way valve, when the air release valve 30 is a two-position two-way valve, the two ports of the two-position two-way valve are respectively used as the air inlet 31 and the air outlet of the air release valve, when the air release valve 30 is a two-position three-way valve, one independent end of the two-position three-way valve is used as the air inlet 31 of the air release valve, and the other independent end and the common end of the two-position three-way valve are connected to the atmosphere and used as the air outlet of the air release valve 30. The two-position three-way electromagnetic valve is provided with a common end and two independent ends, and one of the two independent ends can be controlled according to the electrification of the electromagnetic valve and is communicated with the common end; when the individual ends are not in communication with the common end, the individual ends are closed.
Referring to fig. 1 to 4, further, the solenoid valve assembly further includes a lower cover 50, the lower cover 50 being adapted to be coupled to the upper cover 10, the lower cover 50 being provided with communication chambers 51, one of the communication chambers 51 being communicated with the air outlet 21 of one of the intake valves and the air inlet 31 of one of the release valves, and the communication chamber 51 being provided with an output port 52. In the conventional medical devices, the deflation port and the air inlet port of one balloon are often independent and thus it is necessary to communicate the air inlet port and the deflation port of the balloon with the air inlet valve 20 and the air release valve 30, respectively, but in practice this is not necessary because only a single port can control the inflation and deflation of one balloon. The air port of an air bag is communicated with the output port 52 of the communication cavity 51 through the communication cavity 51, so that the air bag is equivalently communicated with the air outlet 21 of the air inlet valve and the air inlet 31 of the air escape valve at the same time, and when the air bag needs to be inflated, the air escape valve 30 is closed, and the air inlet valve 20 is conducted; when the air bag needs to be deflated, the air inlet valve 20 is closed, and the air release valve 30 is conducted. This further simplifies the connection of the plurality of solenoid valves to other devices.
Referring to fig. 1 to 4, further, the solenoid valve assembly further includes an output seat 60, the output seat 60 is configured to be engaged with the lower cover 50, and a plurality of vent holes 61 are disposed on the output seat 60, and the vent holes 61 are disposed corresponding to the output ports 52 and communicate with the output ports 52. The vent hole 61 of the output seat 60 and the output port 52 of the communication cavity 51, the output seat 60 plays a role in communicating the output port 52 with other devices, and the arrangement of the output seat 60 improves the modular design degree of the solenoid valve assembly, so that the lower cover 50 does not need to play a role in connecting other devices.
Referring to fig. 1 to 4, optionally, a sealing gasket 53 is disposed between the upper cover 10 and the lower cover 50; and/or
A seal ring 62 is provided at one end of the vent hole 61 where the hole wall abuts against the lower cover 50.
The provision of the seal gasket 53 between the upper cover 10 and the lower cover 50 helps to prevent the escape of gas from the communication chamber 51; the sealing ring 62 helps prevent gas from escaping between the lower cover 50 and the output seat 60, preventing loss of gas pressure. As shown in fig. 1, a gasket 53 may be provided around the edge of the communication chamber 51 facing the lower cover 50.
Referring to fig. 1, optionally, the hole wall of the mounting hole 11, the cover wall of the intake cover 40 and the inner wall of the upper cover 10 enclose an intake chamber 12, the intake chamber 12 communicates with the intake ports of the plurality of intake valves 20, and the intake chamber 12 communicates with the intake nozzle 41. The air inlet cavity 12 is enclosed by the existing parts on the electromagnetic valve component, so that the structure of the electromagnetic valve component is more compact, additional parts are not needed, and the production cost is saved.
Referring to fig. 1, optionally, a sealing ring 13 is provided at the abutment of the intake cover 40 and the upper cover 10. The sealing ring 13 can prevent gas from escaping from the inlet chamber 12, and avoid pressure loss of the inlet chamber 12.
Referring to fig. 1 and 5, optionally, the number of the intake covers 40 is two, and the intake covers are respectively disposed on two sides of the upper cover 10, the intake valve 20 is disposed corresponding to the intake cover 40, and the intake cavity 12 is disposed corresponding to the intake cover 40; an air bleed valve 30 paired with the intake valve 20 is provided on the side of the intake valve 20 facing away from the intake chamber 12. The pressures in the two inlet chambers 12 may not be uniform, making the inlet pressure regulation more flexible. When the medical apparatus using the solenoid valve assembly does not need to use all the solenoid valves on the solenoid valve assembly, only the air inlet valve 20 with one air inlet communicated with the air outlet valve 30 corresponding to the air inlet valve 20 can be operated, and waste is avoided. The arrangement of the bleed valve 30 paired with the intake valve 20 on the side of the intake valve 20 facing away from the intake chamber 12 gives way to the arrangement of the intake chamber 12, making the solenoid valve assembly more compact.
Referring to fig. 1 and 5, optionally, an air pressure measuring nozzle 42 is provided on the intake cover 40, and the air pressure measuring nozzle 42 communicates with the intake nozzle 41. The air pressure measuring nozzle 42 can be communicated with a barometer, and because the air pressure measuring nozzle 42 is communicated with the air inlet nozzle 41, the pressure in the air pressure measuring nozzle 42 is the pressure in the air inlet nozzle 41, so that the air inlet pressure can be monitored by setting, and the air inlet pressure is prevented from being too large or too small.
Referring to fig. 1 and 2, further, the solenoid valve assembly further includes a valve plate 70, the valve plate 70 is mounted on the upper cover 10, and the valve plate 70 abuts against the ends of the air inlet valve 20 and the air release valve 30 facing away from the upper cover 10. The valve pressing plate 70 helps to fix the solenoid valve, preventing the solenoid valve from falling off the upper cover 10.
The utility model discloses still provide a medical instrument, this medical instrument includes solenoid valve assembly, and this solenoid valve assembly's specific structure refers to above-mentioned embodiment, because this medical instrument has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here.
The medical apparatus comprises an anti-bedsore air cushion and an air pressure wave therapeutic apparatus. Both of these medical devices require an air pump and a plurality of valves to control the air pressure within the balloon. The electromagnetic valve in the electromagnetic valve component is electrically connected with a control module of the medical apparatus, and the control module controls the opening and closing of the electromagnetic valve. The air inlet nozzle is connected with an air source in the medical instrument, and the air source can be an air pump. The vent hole is connected with the air bag. When the air inlet valve is opened, the air source can inflate the air bag; when the air release valve is opened, the air in the air bag is discharged through the air release valve.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A solenoid valve assembly, comprising:
the upper cover is provided with a plurality of mounting holes;
the air inlet valve and the air release valve are both electromagnetic valves, the air inlet valve and the air release valve are installed on the upper cover through the installation holes, and the air inlet valve and the air release valve are arranged in a plurality of pairs;
the air inlet cover is installed on the upper cover, an air inlet nozzle is arranged on the air inlet cover, and the air inlet nozzle is communicated with the air inlets of the air inlet valves.
2. The solenoid valve assembly as described in claim 1 further comprising a lower cover for engaging said upper cover, said lower cover having communication chambers, one of said communication chambers communicating with an outlet port of said inlet valve and an inlet port of said bleed valve, and said communication chamber being configured with an outlet port.
3. The solenoid valve assembly as described in claim 2 further comprising an output seat for engagement with said lower cover, said output seat having a plurality of vent holes disposed therein, said vent holes being disposed in correspondence with and in communication with said output port.
4. The solenoid valve assembly as recited in claim 3 wherein a gasket is disposed between the upper cover and the lower cover; and/or
And a sealing ring is arranged at one end of the hole wall of the vent hole, which is abutted against the lower cover.
5. The solenoid valve assembly as described in claim 1 wherein said aperture wall of said mounting aperture, said cover wall of said inlet cover and said inner wall of said upper cover define an inlet chamber, said inlet chamber communicating with said inlet ports of said plurality of inlet valves, said inlet chamber communicating with said inlet nozzle.
6. The solenoid valve assembly as recited in claim 5, wherein a sealing ring is disposed at an abutment of the intake cover and the upper cover.
7. The solenoid valve assembly of claim 5, wherein said intake cover is configured in two, disposed on both sides of said upper cover, said intake valve is disposed corresponding to said intake cover, and said intake chamber is disposed corresponding to said intake cover; and the air escape valve paired with the air inlet valve is arranged on one side of the air inlet valve departing from the air inlet cavity.
8. The solenoid valve assembly of claim 1, wherein said inlet cover has an air pressure measuring nozzle disposed thereon, said air pressure measuring nozzle communicating with said inlet nozzle.
9. The solenoid valve assembly of claim 1, further comprising a valve plate mounted on said upper cover, said valve plate abutting an end of said inlet valve and said outlet valve facing away from said upper cover.
10. A medical device comprising the solenoid valve assembly of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222448680.6U CN218408633U (en) | 2022-09-15 | 2022-09-15 | Solenoid valve assembly and medical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222448680.6U CN218408633U (en) | 2022-09-15 | 2022-09-15 | Solenoid valve assembly and medical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218408633U true CN218408633U (en) | 2023-01-31 |
Family
ID=85032145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222448680.6U Active CN218408633U (en) | 2022-09-15 | 2022-09-15 | Solenoid valve assembly and medical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218408633U (en) |
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2022
- 2022-09-15 CN CN202222448680.6U patent/CN218408633U/en active Active
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