CN217271922U

CN217271922U - Split type medical gas terminal of steel ball structure

Info

Publication number: CN217271922U
Application number: CN202221059663.7U
Authority: CN
Inventors: 冯小飞; 陈建明; 黄炳安; 喻波; 陈杰
Original assignee: SICHUAN GANGTONG MEDICAL EQUIPMENT GROUP CO LTD
Current assignee: SICHUAN GANGTONG MEDICAL EQUIPMENT GROUP CO LTD
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-08-23
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a split type medical gas terminal of steel ball structure, including the socket sub-assembly and the base sub-assembly that interconnect or dismantle, the socket sub-assembly includes the disk seat, and the disk seat periphery is provided with gland and decorative ring, is equipped with steel ball cover and core cover in the disk seat, is equipped with the steel ball between steel ball cover and the disk seat, and the steel ball cover is cylindrical cavity structure, and the cavity circumference has seted up the round hole, and the round hole forms two circles of steel ball installation round holes of vertical distribution on the cavity; the core sleeve is connected with the valve seat through a connecting plate and freely rotates relative to the valve seat. The utility model discloses simple structure, appearance are small and exquisite, adopt the split type structural performance of steel ball stable, installation easy maintenance, can promote maintenance efficiency, still can install in batches, reduce capital investment and production pressure in enterprise's earlier stage.

Description

Split type medical gas terminal of steel ball structure

Technical Field

The utility model discloses a split type medical gas terminal of steel ball structure relates to medical air feeder's technical field.

Background

The medical gas terminal is an important component of a medical gas life support system, the structural form of the medical gas terminal mainly comprises three types, namely a double-clamping pin, a steel column, a clamping pin and a double-steel ball, the double-steel ball structure is stable in performance, high in safety and flexible in movement and is widely used, the double-steel ball medical gas terminal used in the prior art is basically of a non-split structure, parts are easy to scatter during installation and maintenance, the disassembly mode is complex, difficulty is brought to installation and maintenance, the maintenance time of maintenance personnel can be prolonged, and particularly, the medical gas terminal is used in a ward, so that great interference can be caused to a patient, and the recovery of the patient is influenced. In addition, the non-split terminal must be integrally installed, which has higher requirements on the capacity, the capital capacity and the like of the production enterprise.

The utility model patent application with application number CN202021634670.6 discloses a medical gas terminal, including adapter sleeve, steel ball frame, base, case pressure cap, case and pressure sensor, install the steel ball frame in the adapter sleeve, the adapter sleeve below is connected with the base, installs the case pressure cap between adapter sleeve and the base, and the cover is equipped with the decoration cap frame on the adapter sleeve, and the cover is equipped with the decoration cap on the decoration cap frame, annular equidistant a plurality of steel ball through-holes that are used for placing the steel ball are provided on the outer periphery of the upper end of adapter sleeve, and the upper end of adapter sleeve is connected with the position sleeve, is fixedly connected with the connecting plate of circular structure in the base bottom, the connecting plate bottom is fixedly connected with pressure sensor; the utility model discloses a 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 assembly error of position sleeve leads to the position of external connection's gas plug, and holistic structural design is simple, and is practical convenient again. However, the steel ball structure of the application is still of a non-split type structure, when the steel ball structure is installed and maintained, the disassembly mode is complex, parts are easy to scatter, the structure must be integrally installed in place, the capital investment of production enterprises is increased, and the production pressure is increased.

SUMMERY OF THE UTILITY MODEL

The invention of the utility model aims at providing a steel ball structure split type medical gas terminal, aiming at the existing problems, comprising a socket assembly and a base assembly which are connected or detached with each other, wherein the socket assembly comprises a valve seat, the periphery of the valve seat is provided with a gland and a decorative ring, a steel ball sleeve and a core sleeve are arranged in the valve seat, a steel ball is arranged between the steel ball sleeve and the valve seat, the steel ball sleeve is of a cylindrical cavity structure, a round hole is circumferentially arranged on the cavity, and the round hole forms two circles of steel ball mounting round holes which are vertically distributed on the cavity; the core sleeve is connected with the valve seat through a connecting plate and freely rotates relative to the valve seat. The utility model discloses simple structure, appearance are small and exquisite, adopt the split type structural performance of steel ball stable, installation easy maintenance, can promote maintenance efficiency, still can install in batches, reduce capital investment and production pressure in enterprise's earlier stage.

The utility model adopts the technical scheme as follows:

the utility model discloses a split type medical gas terminal of steel ball structure, including the socket sub-assembly and the base sub-assembly that interconnect or dismantle, the socket sub-assembly includes the disk seat, and the disk seat periphery is provided with gland and decorative ring, is equipped with steel ball cover and core cover in the disk seat, is equipped with the steel ball between steel ball cover and the disk seat, and the steel ball cover is cylindrical cavity structure, and the cavity circumference has seted up the round hole, and the round hole forms two circles of steel ball installation round holes of vertical distribution on the cavity; the core sleeve is connected with the valve seat through a connecting plate and freely rotates relative to the valve seat.

Furthermore, the upper portion of the valve seat is provided with a gas special connector, the lower portion of the valve seat is symmetrically provided with arc-shaped openings, the bottom of the valve seat is provided with an annular protrusion structure, the middle of the valve seat is provided with a mounting groove, and the mounting groove comprises a kidney-shaped groove arranged on the periphery of the middle of the valve seat and an annular groove arranged on the inner side of the middle of the valve seat.

Furthermore, the gland is of a circular umbrella-shaped structure, a circular through hole is formed in the circumferential direction of the gland, the gland and the steel ball sleeve are connected into a whole through the cylindrical pin, and the gland and the steel ball sleeve form an integrated structure which moves up and down along the kidney-shaped groove of the valve seat.

Furthermore, the core sleeve is provided with an inner hexagonal insertion hole, a connecting thread, a cylindrical cavity, an outer ring groove for installing the connecting plate, and an inner ring groove for installing the first sealing ring and the second sealing ring.

Further, decorate the circle and be T shape cylindrical structure, decorate the circle suit and shelter from the connecting plate on the disk seat, decorate circle periphery cover and be equipped with first spring, decorate the circle through first spring and be connected with the gland.

Further, the one end of core cover is connected with the pressure disk, be equipped with on the pressure disk with core cover assorted threaded connection, the pressure disk includes cylindrical protruding structure and the through-hole of upper and lower intercommunication, core cover is connected to pressure disk one end, the cylindrical protruding structure of other end acts on the case of base sub-assembly, connects base sub-assembly and socket sub-assembly and ventilates.

Further, be equipped with the breather valve in the cylindrical cavity of core cover and slide in the cavity, be equipped with the cylindrical spring fixed axle in the breather valve, the circumference of breather valve one end has the air vent to be connected with the gas outlet, and the other end is equipped with the air channel and is connected with the air inlet, the breather valve passes through the second spring and is connected with the pressure disk.

Furthermore, a maintenance valve, a valve core and a third sealing ring are arranged in the base assembly, the third sealing ring is arranged on an annular groove of the maintenance valve, and the valve core moves up and down in the base assembly.

Further, the maintenance valve comprises an inner hexagonal connector, the maintenance valve is installed and detached with the base through the inner hexagonal connector, and a circular protruding structure is formed at the bottom of the maintenance valve.

Furthermore, a sealing ring is compounded on the valve core, a vent groove is formed in the periphery of the valve core, the socket assembly is connected with the base assembly, the cylindrical protruding structure of the pressure plate acts on the valve core, and gas in the base assembly enters the socket assembly through the valve core and the pressure plate.

The technical effects of the utility model are as follows:

the utility model discloses a split type medical gas terminal of steel ball structure, a structure is simple, installation easy maintenance, it can maintain to need not to open the equipment panel when dismantling the maintenance effectively to have solved medical gas terminal, can wholly pull down the specialized tool for the terminal fast, can effectively avoid the part to scatter in equipment, bring the difficulty for the maintenance, but the while is the equipment fixing time batch installation, base part installs earlier, do not influence the pressure test of pipeline, socket part later stage installation, so not only the fund input of reducible production operation early stage, still can reduce the production pressure of production operation.

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 usage state of the present invention;

the labels in the figure are: 1-socket assembly, 2-base assembly, 3-gland, 4-valve seat, 5-steel ball sleeve, 6-cylindrical pin, 7-steel ball, 8-first spring, 9-decorative ring, 10-core sleeve, 11-first sealing ring, 12-second sealing ring, 13-second spring, 14-pressure plate, 15-vent valve, 16-maintenance valve, 17-third sealing ring, 18-valve core, 19-connecting plate, 20-insert.

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 will be further described in detail 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;

as shown in fig. 1-4, the present embodiment provides a steel ball structure split type medical gas terminal, which includes a socket assembly 1 and a base assembly 2 that can be connected and detached to each other, where the socket assembly 1 includes a valve seat 4, a gland 3 and a decoration ring 9 are installed outside the valve seat 4, a steel ball sleeve 5 and a core sleeve 10 are installed inside the valve seat 4, a steel ball 7 is installed between the steel ball sleeve 5 and the valve seat 4, the steel ball sleeve 5 and the gland 3 are connected by a cylindrical pin 6, the cylindrical pin 6 can move up and down along a kidney-shaped hole on the valve seat 4, the valve seat 4 and the core sleeve 10 are connected by a connection plate 19, the core sleeve 10 can rotate freely relative to the valve seat 4, and a first spring 8 is installed between the decoration ring 9 and the gland 3.

In this embodiment, a first sealing ring 11, a second sealing ring 12 and a vent valve 15 are installed in the core sleeve 10, a pressure plate 14 is further installed below the core sleeve 10, a second spring 13 is installed between the vent valve 15 and the pressure plate 14, the vent valve 15 can move downwards under the action of external force, and can recover to the original position under the action of spring force and gas force after the external force is removed.

In this embodiment, the base assembly 2 includes a maintenance valve 16, a third sealing ring 17, and a valve core 18, the third sealing ring 17 is installed on an annular groove of the maintenance valve 16, and the valve core 18 can freely move up and down in a cavity of the base assembly 2.

In this embodiment, when base sub-assembly 2 is installed on the equipment, base sub-assembly 2 and system pipeline intercommunication, inside gaseous entering base sub-assembly 2, under the effect of gas force, case 18 was pushed up, and the sealed pad on the case 18 contacts with the annular protruding structure on the maintenance valve 16 this moment for sealed pad produces the deformation, forms self-sealing ability, guarantees that the gas in the pipeline can not follow base sub-assembly 2 and outwards leak, ensures that pipeline gas pressure test can go on smoothly.

In this embodiment, after the socket assembly 1 is manufactured, the socket assembly 1 having the same gas type as that of the base assembly 2 is placed on the base assembly 2 in the correct direction, and then a special tool is inserted into the connecting port of the core housing 10 to rotate clockwise until it is screwed, so that the socket assembly 1 and the base assembly 2 are connected together, and at the same time, the cylindrical protrusion structure on the pressure plate 14 pushes down the valve core 18, so that the base assembly 2 communicates with the socket assembly 1, and the gas in the system line enters below the vent valve 15 of the socket assembly 1. In use, the insert 20 with gas specificity is inserted into the corresponding gas terminal socket assembly 1, the insert 20 is firstly contacted with the first circle of steel balls 7 on the steel ball sleeve 5, then the first circle of steel balls 7 moves outwards along the annular groove in the valve seat 4 when being pushed downwards, at the moment, the neck part with the largest diameter of the insert 20 passes through the first circle of steel balls 7, meanwhile, under the action of the first spring 8, the gland 3 drives the steel ball sleeve 5 to move upwards, the first circle of steel balls 7 restores to the original position, at the moment, the insert 20 is locked in the first circle of steel balls 7, then the insert 20 is pushed downwards, the insert 20 is locked in the second circle of steel balls 7 in the same way, at the moment, the vent valve 15 is pushed downwards by the insert 20, the socket assembly 1 is communicated with the insert 20, and gas enters the insert 20 for patients to use.

After the use is finished, the pressing cover 3 is pressed down forcibly, the pressing cover 3 drives the steel ball sleeve 5 to move downwards together, the second circle of steel balls 7 move outwards at the moment, the first circle of steel balls 7 are kept in an inward state, the insert 20 exits from the second circle of steel balls 7 and is locked in the first circle of steel balls 7, and therefore the insert 20 can be prevented from directly popping out of a gas terminal, and the use safety is improved.

In this embodiment, when the gas terminal needs to be maintained, the socket assembly 1 can be taken down integrally by inserting a special tool into the connector of the core sleeve 10 to rotate counterclockwise, and the socket assembly is brought to a designated position for maintenance, which is convenient and fast.

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 split type medical gas terminal with the steel ball structure is characterized by comprising a socket assembly (1) and a base assembly (2) which are connected or detached with each other, wherein the socket assembly (1) comprises a valve seat (4), a gland (3) and a decorative ring (9) are arranged on the periphery of the valve seat (4), a steel ball sleeve (5) and a core sleeve (10) are arranged in the valve seat (4), a steel ball (7) is arranged between the steel ball sleeve (5) and the valve seat (4), the steel ball sleeve (5) is of a cylindrical cavity structure, round holes are formed in the circumferential direction of the cavity, and the round holes form two circles of steel ball (7) mounting round holes which are vertically distributed on the cavity; the core sleeve (10) is connected with the valve seat (4) through a connecting plate (19) and can rotate freely relative to the valve seat (4).

2. The split type medical gas terminal with the steel ball structure as claimed in claim 1, wherein the upper part of the valve seat (4) is provided with a gas port, the lower part of the valve seat (4) is symmetrically provided with an arc-shaped opening, the bottom of the valve seat (4) is provided with an annular convex structure, the middle part of the valve seat (4) is provided with a mounting groove, and the mounting groove comprises a kidney-shaped groove arranged on the periphery of the middle part of the valve seat (4) and an annular groove arranged on the inner side of the middle part of the valve seat (4).

3. The split type medical gas terminal with the steel ball structure according to claim 1 or 2, wherein the gland (3) is of a circular umbrella-shaped structure, circular through holes are formed in the circumferential direction of the gland (3), the gland (3) and the steel ball sleeve (5) are connected into a whole through cylindrical pins (6), and the integrated structure formed by the gland (3) and the steel ball sleeve (5) moves up and down along a kidney-shaped groove of the valve seat (4).

4. The split type medical gas terminal with steel ball structure as claimed in claim 3, wherein the core housing (10) is provided with an inner hexagonal insertion opening, a connecting thread and a cylindrical cavity, and an outer ring groove for mounting the connecting plate (19), an inner ring groove for mounting the first sealing ring (11) and the second sealing ring (12).

5. The split type medical gas terminal with the steel ball structure as claimed in claim 1 or 4, wherein the decorative ring (9) is of a T-shaped cylindrical structure, the decorative ring (9) is sleeved on the valve seat (4) to shield the connecting plate (19), and the first spring (8) is sleeved on the periphery of the decorative ring (9).

6. The steel ball structure split type medical gas terminal according to claim 5, wherein one end of the core housing (10) is connected with a pressure plate (14), the pressure plate (14) is provided with a thread connection matched with the core housing (10), the pressure plate (14) comprises a cylindrical protrusion structure and a through hole which is communicated up and down, one end of the pressure plate (14) is connected with the core housing (10), the cylindrical protrusion structure at the other end acts on a valve core (18) of the base assembly (2), and the base assembly (2) is connected with the socket assembly (1) for ventilation.

7. The split type medical gas terminal with the steel ball structure as claimed in claim 6, wherein a vent valve (15) is arranged in the cylindrical cavity of the core sleeve (10) and slides in the cavity, a cylindrical spring fixing shaft is arranged in the vent valve (15), a vent hole is formed in one end of the vent valve (15) in the circumferential direction and connected with the gas outlet, a vent groove is formed in the other end of the vent valve (15) and connected with the gas inlet, and the vent valve (15) is connected with the pressure plate (14) through a second spring (13).

8. The steel ball structure split type medical gas terminal according to claim 1 or 7, wherein a maintenance valve (16), a valve core (18) and a third sealing ring (17) are installed in the base assembly (2), the third sealing ring (17) is installed on an annular groove of the maintenance valve (16), and the valve core (18) moves up and down in the base assembly (2).

9. The split type medical gas terminal with a steel ball structure according to claim 8, wherein the maintenance valve (16) comprises an inner hexagonal interface, the maintenance valve (16) is mounted on and dismounted from the base through the inner hexagonal interface, and an annular protruding structure is formed at the bottom of the maintenance valve (16).

10. The steel ball structure split type medical gas terminal according to claim 6 or 9, wherein a sealing ring is compounded on the valve core (18), a vent groove is formed in the periphery of the valve core (18), the socket assembly (1) is connected with the base assembly (2), a cylindrical protrusion structure of the pressure plate (14) acts on the valve core (18), and gas in the base assembly (2) enters the socket assembly (1) through the valve core (18) and the pressure plate (14).