CN217583591U

CN217583591U - Medical gas terminal capable of being installed at variable angles and preventing misassembly

Info

Publication number: CN217583591U
Application number: CN202221263375.3U
Authority: CN
Inventors: 冯小飞; 黄炳安; 陈建明; 喻波
Original assignee: SICHUAN GANGTONG MEDICAL EQUIPMENT GROUP CO LTD
Current assignee: SICHUAN GANGTONG MEDICAL EQUIPMENT GROUP CO LTD
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-10-14
Anticipated expiration: 2032-05-24

Abstract

The utility model discloses a medical gas terminal which can be installed at a changeable angle and can prevent misassembly, which comprises a socket assembly and a base assembly, wherein the socket assembly comprises a valve seat, a core sleeve is arranged in the valve seat, the core sleeve is connected with the valve seat through a connecting plate, and the bottom of the valve seat is provided with a positioning pin and an annular boss; the base assembly comprises a base, and a plurality of positioning holes and annular grooves which are distributed at intervals are formed in the upper plane of the base; the positioning pins of the socket assembly are connected with any positioning hole of the base assembly through different angles. The annular boss and the annular groove are matched in size, and the medical gas terminals of different gas types are different in size. The utility model discloses a medical gas terminal socket avoids the terminal of different gas types to appear wrong dress to the gas specificity of its base attached and produces harm, has realized again that the terminal can select different angles according to actual need when the installation, has promoted the commonality of product, the cost is reduced.

Description

Medical gas terminal capable of being installed at variable angles and preventing misassembly

Technical Field

The utility model relates to a medical air feeder field, concretely relates to medical gas terminal of convertible angle installation and ability mistake proofing dress.

Background

Medical gas terminals are connection points on a medical gas piping system where an operator connects and disconnects a prescribed source of medical gas for an anesthesia machine, a ventilator, or other medical equipment. A wrong connection may be dangerous to the patient or operator. Especially, in order to install and maintain conveniently at present, the medical gas terminal all tends to adopt split type design, when it breaks down, only need pull down the socket sub-assembly that breaks down and maintain can, simple and convenient how to prevent that the socket sub-assembly of different gas types from appearing the mistake and adorning, will be an important problem.

The medical gas terminal is often installed on equipment such as ward equipment belt, picture frame type terminal box, medical gas case, medical tower crane, medical draw bridge, different equipment and installation environment, and the air inlet position at medical gas terminal is different, often in order to solve this problem, can design the medical gas terminal of different directions of admitting air, wastes time and energy, when meetting the on-the-spot air inlet direction that needs to change the terminal temporarily, will become to restraint the hand and be unwarranted.

The utility model patent application with application number CN201721686322.1 discloses a medical gas terminal, which comprises: the decorative cap comprises a connecting sleeve, a decorative cap frame sleeved on the connecting sleeve and a decorative cap sleeved on the decorative cap frame; the steel ball connecting device is characterized in that a plurality of steel ball through holes for placing steel balls are annularly and equidistantly arranged on the outer circumferential surface of the upper end of the connecting sleeve, the upper end of the connecting sleeve is connected with a positioning sleeve, and annular clamping grooves corresponding to the steel balls are formed in the outer circumferential surface of the positioning sleeve. The utility model discloses a medical gas terminal position sleeve is connected through steel ball complex mode and nipple, and the position sleeve can carry out 360 circumference rotations relatively, has avoided producing the deviation because of the processing assembly error of position sleeve and the position of the gas plug that leads to external connection, and holistic structural design is simple, and is practical convenient again. However, the scheme still cannot be applied to different equipment and installation environments, the air inlets of the medical gas terminals are different in direction, different air inlet directions are designed, and the problems of difficulty in installation, time consumption and labor consumption are solved; meanwhile, the problem of position deviation of the gas plug can be solved by the scheme, and the problem of misassembly of terminals of different gas types can be solved by the scheme.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a medical gas terminal capable of changing angle and preventing misloading, which comprises a socket assembly and a base assembly, wherein the socket assembly comprises a valve seat, a core sleeve is arranged in the valve seat, the core sleeve is connected with the valve seat through a connecting plate, and a positioning pin and an annular boss are arranged at the bottom of the valve seat; the base assembly comprises a base, and a plurality of positioning holes and annular grooves which are distributed at intervals are formed in the upper plane of the base; connecting the socket assembly and the base assembly, wherein the positioning pin of the socket assembly is connected with any positioning hole of the base assembly through different angles; the annular boss and the annular groove are matched in size, and medical gas terminals of different gas types are different in size. The utility model provides a simple structure, realize easy, the medical gas terminal of convertible angle installation and ability mistake proofing dress that maneuverability is strong, realized that the gaseous specificity of medical gas terminal socket to its base attached, the mistake proofing dress appears and produces harm to patient or operator in the terminal of avoiding different gas types, realized again that the terminal can select different angles according to actual need when the installation, promoted the commonality of product, the cost is reduced.

The utility model adopts the technical scheme as follows:

the utility model discloses a medical gas terminal which can be installed at a changeable angle and can prevent misassembly, which comprises a socket assembly and a base assembly, wherein the socket assembly comprises a valve seat, a core sleeve is arranged in the valve seat, the core sleeve is connected with the valve seat through a connecting plate, and the bottom of the valve seat is provided with a positioning pin and an annular boss; the base assembly comprises a base, and a plurality of positioning holes and annular grooves which are distributed at intervals are formed in the upper plane of the base; connecting the socket assembly with the base assembly, wherein the positioning pin of the socket assembly is connected with any positioning hole of the base assembly through different angles; the annular boss and the annular groove are matched in size, and medical gas terminals of different gas types are different in size.

Furthermore, the valve seat comprises a steel ball sleeve and a core sleeve, steel balls are uniformly distributed on the steel ball sleeve, a gland is arranged at the outer end of the valve seat, and the steel ball sleeve is connected with the gland through a cylindrical pin.

Furthermore, the core sleeve is provided with an inner hexagonal wrench insertion hole and a connecting thread matched with the base, an outer ring groove for mounting the connecting plate and the sealing ring is arranged outside the core sleeve, and the core sleeve is connected with the valve seat and freely rotates relative to the valve seat.

Further, the sealing ring is arranged on an outer ring groove of the core sleeve, and the height of the annular boss is larger than the diameter of the sealing ring.

Furthermore, the locating pin is installed in the bottom of the valve seat in a threaded or interference fit mode, and the length of the locating pin extending out of the bottom of the valve seat is larger than the length of the connecting thread of the core sleeve.

Furthermore, the base assembly comprises a base, a maintenance valve and a valve core, the maintenance valve and the valve core are arranged in the base, the base and the maintenance valve form a hollow cavity, and the valve core moves up and down in the hollow cavity.

The technical effects of the utility model are as follows:

the utility model discloses a medical gas terminal of convertible angle installation and ability mistake proofing dress, simple structure, preparation are convenient, have not only realized the gaseous specificity of medical gas terminal socket to its base attached, have promoted the security that medical gas terminal used and maintained, have still adapted to different medical equipment to the different demands of medical gas terminal installation angle, have reduced the kind of terminal part, have improved production efficiency, have promoted the commonality and the installation flexibility ratio of product.

Drawings

FIG. 1 is a schematic front view and a cross-sectional view of the present invention;

fig. 2 is a schematic view of a receptacle assembly of the present invention;

fig. 3 is a schematic view of the base assembly of the present invention;

FIG. 4 is a schematic view of the installation of the present invention from different angles;

the labels in the figure are: 1-socket assembly, 2-valve seat, 3-gland, 4-steel ball sleeve, 5-cylindrical pin, 6-steel ball, 7-core sleeve, 8-connecting plate, 9-locating pin, 10-annular boss, 11-sealing ring, 12-base assembly, 13-base, 14-locating hole, 15-annular groove, 16-maintenance valve and 17-valve core.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

In this embodiment, the adopted data is a preferred scheme, but is not used to limit the present invention;

example 1

As shown in fig. 1-4, the present embodiment provides a medical gas terminal capable of being mounted at a variable angle and preventing misassembly, which includes a socket assembly 1 and a base assembly 12 that can be connected and detached to each other, where the socket assembly 1 includes a valve seat 2, a steel ball sleeve 4 and a core sleeve 7 are installed in the valve seat 2, a gland 3 is also installed outside the valve seat 2, steel balls 6 are evenly distributed on the steel ball sleeve 4, the steel ball sleeve 4 is connected with the gland 3 through a cylindrical pin 5, the core sleeve 7 is connected with the valve seat 2 through a connecting plate 8, a sealing ring 11 is installed outside the core sleeve 7, and the core sleeve 7 can rotate freely relative to the valve seat 2.

In this embodiment, the bottom of the valve seat 2 is provided with a positioning pin 9 for preventing the socket assembly 1 from rotating through threads or interference fit, the length of the positioning pin 9 extending out of the bottom of the valve seat 2 is greater than the length of the connecting threads of the core sleeve 7, and the height of the annular boss 10 at the bottom of the valve seat 2 is greater than the diameter of the sealing ring 11.

In this embodiment, the base assembly 12 includes a base 13, a maintenance valve 16, and a valve core 17, the valve core 17 and the maintenance valve 16 are sequentially installed inside the base 13, and the valve core 17 can freely move up and down in a cavity formed by the base 13 and the maintenance valve 16.

In this embodiment, a plurality of positioning holes 14 are disposed at intervals on the upper plane of the base 13, the number of the positioning holes 14 can be increased or decreased according to the requirement of the installation angle, and preferably, the positioning holes 14 are disposed around the circular upper plane of the base 13 at equal intervals. And connecting the socket assembly and the base assembly, wherein the positioning pin of the socket assembly is connected with any positioning hole of the base assembly through different angles.

In this embodiment, different installation angles can be selected according to different medical devices installed on the medical gas terminal, the base assembly 12 is connected to the medical device in a desired direction, and then the positioning pins 9 on the socket assembly 1 are placed into the positioning holes 14 of the base 13 at a certain angle, so as to ensure that the gas marks on the gland 3 are at the correct positions. If medical equipment is installed, when meeting special circumstances such as installation space restriction, the position of medical gas terminal air inlet need be adjusted, after the air inlet position at adjustment gas terminal, with socket sub-assembly 1 transform corresponding angle install can, both guaranteed like this that the terminal is in exact use position, can satisfy the demand of different medical equipment and special circumstances again, the commonality is good, and the flexibility ratio is high.

Example 2

The utility model provides a medical gas terminal of convertible angle installation and ability mistake proofing dress, but including interconnect and the socket sub-assembly 1 and the base sub-assembly 12 of dismantlement, socket sub-assembly 1 includes disk seat 2, steel ball cover 4 and core cover 7 are equipped with in the disk seat 2, gland 3 still is equipped with outward to disk seat 2, evenly distributed's steel ball 6 is equipped with on the steel ball cover 4, steel ball cover 4 is connected with gland 3 through cylindric lock 5, core cover 7 is connected with disk seat 2 through connecting plate 8, sealing washer 11 is equipped with to the outside of core cover 7, core cover 7 can freely rotate for disk seat 2.

In this embodiment, the base 13 is provided with a plurality of positioning holes 14 and annular grooves 15 for preventing the valve seat 2 and the base 13 from being mistakenly assembled, the number of the positioning holes 14 can be increased or decreased according to the requirement of the installation angle, and the size of the annular grooves 15 is different according to the types of different gas terminals.

In this embodiment, when the socket assembly 1 is connected to the base assembly 12, the positioning pins 9 on the socket assembly 1 are first contacted with the positioning holes 14 on the base assembly 12, and then an allen wrench is inserted into the connecting port of the core sleeve 7, and the wrench is rotated clockwise to connect. If the medical gas terminal has a fault, an inner hexagonal wrench is inserted into a connecting port of the core sleeve 7, the socket assembly 1 can be detached for maintenance by rotating the wrench anticlockwise, and the socket assembly 1 is connected with the base assembly 12 again after the maintenance is finished;

further, if the socket assembly 1 is not matched with the base assembly 12, the size of the annular boss 10 on the valve seat 2 is inconsistent with that of the annular groove 15 on the base 13, and the socket assembly 1 cannot be connected with the base assembly 12; the annular boss 10 of the socket assembly 1 and the annular groove 15 of the base assembly 12 are combined to form a dislocation preventing structure, so that the damage of the patient or operator caused by the misassembly of different medical gas terminal socket assemblies 1 and base assemblies 12 is effectively avoided, and the safety of the medical gas terminal is improved.

The above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The medical gas terminal capable of being mounted at a changeable angle and preventing misassembly is characterized by comprising a socket assembly (1) and a base assembly (12), wherein the socket assembly (1) comprises a valve seat (2), a core sleeve (7) is mounted in the valve seat (2), the core sleeve (7) is connected with the valve seat (2) through a connecting plate (8), and a positioning pin (9) and an annular boss (10) are arranged at the bottom of the valve seat (2); the base assembly (12) comprises a base (13), and a plurality of positioning holes (14) and annular grooves (15) which are distributed at intervals are formed in the upper plane of the base (13); connecting the socket assembly (1) and the base assembly (12), wherein the positioning pin (9) of the socket assembly (1) is connected with any positioning hole (14) of the base assembly (12) through different angles; the annular boss (10) and the annular groove (15) are matched in size.

2. The medical gas terminal capable of being mounted at an angle and preventing misloading according to claim 1, wherein the valve seat (2) comprises a steel ball sleeve (4) and a core sleeve (7), the steel ball sleeve (4) is provided with uniformly distributed steel balls (6), the outer end of the valve seat (2) is provided with a gland (3), and the steel ball sleeve (4) is connected with the gland (3) through a cylindrical pin (5).

3. The variable angle medical gas terminal capable of preventing misloading according to claim 1 or 2, wherein the core sleeve (7) is provided with an inner hexagonal wrench insertion opening and a connecting thread matched with the base (13), an outer ring groove for installing the connecting plate (8) and the sealing ring (11) is arranged outside the core sleeve (7), and the core sleeve (7) is connected with the valve seat (2) and can freely rotate relative to the valve seat (2).

4. A variable-angle and anti-misloading medical gas terminal as claimed in claim 3, wherein the sealing ring (11) is mounted on an outer annular groove of the core sleeve (7), and the height of the annular projection (10) is greater than the diameter of the sealing ring (11).

5. The medical gas terminal capable of changing the angle for installation and preventing misassembly as claimed in claim 1, wherein the positioning pin (9) is installed at the bottom of the valve seat (2) in a threaded or interference fit manner, and the length of the positioning pin (9) extending out of the bottom of the valve seat (2) is greater than the length of the connecting thread of the core sleeve (7).

6. The variable angle medical gas terminal capable of being installed and preventing misassembly according to claim 1, wherein the base assembly (12) comprises a base (13), a maintenance valve (16) and a valve core (17), the maintenance valve (16) and the valve core (17) are installed inside the base (13), the base (13) and the maintenance valve (16) form a hollow cavity, and the valve core (17) moves up and down in the hollow cavity.