CN207506805U - A kind of pressing medical sputum aspirator - Google Patents

Abstract

The utility model discloses a pressing type medical phlegm suction device, which comprises: a pressing mechanism, the pressing mechanism includes an air bag, an extrusion plate fixed to the upper part of the air bag, and a fixing plate fixed to the bottom of the air bag, and also includes a jacket air bag arranged and placed in an extrusion The return spring between the pressure plate and the fixed plate is used for the rapid return of the air bag after extrusion; the collection joint, the collection joint includes the ventilation pipe part, the collection pipe part and the fluid port that are connected to each other to form a three-way structure, and the ventilation pipe part and the air bag Connected and fixedly connected; the liquid storage part, the liquid storage part is fixedly connected with the collection joint and communicated with the fluid port; when in use, the user's fingers hook the lower edge of the fixed plate, put the palm of the hand on the extrusion plate and press down Squeeze the airbag to form a negative pressure in the collection joint and the airbag. When the hand is released, due to the existence of the return spring, the airbag forms a quick rebound to suck out the sputum; the utility model is simple in structure and easy to use. It can quickly and efficiently repeat sputum suction many times in a short period of time.

Description

A push-type medical suction device

technical field

The utility model relates to the field of medical care, in particular to a pressing type medical phlegm suction device.

Background technique

During the clinical nursing process, many patients cannot cough up sputum on their own and need manual assisted sputum suction to keep the airway unobstructed. There are two types of existing sputum aspirators: electric and manual. The manual sputum aspirator is designed with a negative pressure system. The common structure of the negative pressure system is a piston type and an air bag type. The piston type requires a larger The activity space is very inconvenient to use. The existing airbag structure is common. When in use, the palm of the hand directly contacts and presses the airbag to form a negative pressure, and then releases the airbag. However, the existing airbag-type manual sputum suction device has a complex structure, troublesome operation, or is not easy to clean and disinfect, which increases the labor intensity of the nursing staff. Moreover, the airbag of the existing airbag-type manual sputum aspirator is too slow when returning to its position, and the suction is limited, so it cannot be used for multiple suctions in a limited time.

Utility model content

In view of this, the utility model provides a push-type medical sputum suction device, which can realize rapid extrusion negative pressure formation, and can quickly rebound and suck out sputum.

The push type medical sputum suction device of the present utility model comprises:

Pressing mechanism, the pressing mechanism includes an airbag, an extrusion plate fixed to the upper part of the airbag and a fixed plate fixed to the bottom of the airbag, and also includes an outer jacket. return spring;

A collection joint, the collection joint includes a ventilation pipe part, a collection pipe part and a fluid port that are connected to each other to form a three-way structure, and the ventilation pipe part communicates with the air bag and is fixedly connected;

A liquid storage part, the liquid storage part is fixedly connected with the collection joint and communicated with the fluid port.

Further, the collecting joint is located at the intersection of the ventilation pipe part and the collecting pipe part, and is provided with a partition extending downward.

Furthermore, the collection joint is provided with a fixed sleeve for threaded connection with the liquid storage part, and the fluid port is located in the fixed sleeve with a gap between the inner wall of the fixed sleeve.

Further, a balance valve is installed at the fluid port. The balance valve includes a valve body connected to the fluid port and two elastic valve plates connected to the valve body and arranged oppositely. The two elastic valve plates are inclined gradually from top to bottom. structure, and the lower ends of the two elastic valve plates approaching each other are provided with slits.

Further, the upper part of the airbag is formed with a spherical cap, and the spherical cap and the main part of the airbag form an annular card slot that is clamped with the extrusion plate; the bottom of the airbag is formed with a connecting sleeve, and the ventilation pipe portion of the collection joint extends into the connecting sleeve. A circlip for fastening the connecting sleeve and the ventilation pipe part is arranged on the outer side of the connecting sleeve.

Further, the fixing plate is fixedly arranged around the connecting sleeve, and the bottom of the fixing plate is provided with grooves for fitting with fingers.

Further, the spherical cap is a hollow structure communicating with the body of the airbag.

Beneficial effects of the utility model: when using the push-type medical sputum suction device of the utility model, the user's fingers hook the lower edge of the fixing plate, and the palm of the hand is placed on the extrusion plate and pressed downward to form a squeeze on the airbag, so that Negative pressure is formed in the collection joint and the air bag. When the hand is released, due to the existence of the return spring, the air bag forms a quick rebound to suck out the sputum; Repeated suctioning of sputum many times.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Fig. 1 is the structural representation of the utility model.

Detailed ways

Fig. 1 is a structural schematic diagram of the utility model, as shown in the figure: the press-type medical sputum suction device of this embodiment includes: a pressing mechanism, which includes an airbag 1, an extrusion plate 4 fixed to the upper part of the airbag 1 and an airbag 1 The fixed plate 5 fixed at the bottom also includes a return spring 6 that is set and placed between the extrusion plate 4 and the fixed plate 5 for the air bag 1 to return quickly after the air bag 1 is squeezed; the collection joint 2, the collection joint 2 includes The ventilation tube part 1-1, the collection tube part 1-2 and the fluid port 1-3 are communicated with each other to form a three-way structure. The ventilation tube part 1-1 communicates with the air bag 1 and is fixedly connected; the liquid storage part 3 and the liquid storage part 3 It is fixedly connected with the collection joint 2 and communicated with the fluid port 1-3; among them, the return spring 6 is a compression spring, and its upper and lower ends are respectively connected with the extrusion plate 4 and the fixed plate 5, and the collection pipe part 1-2 is connected with the suction pipe , the suction pipe can be replaced by different users, the collection joint 2 is an integrated structure, the collection pipe part 1-2 is perpendicular to the ventilation pipe part 1-1, and the ventilation pipe part 1-1 and the fluid port 1-3 are located in the same vertical When using the sputum aspirator, the user's fingers hook the fixed plate 5, and then press the extrusion plate 4 with the palm, so that the air bag 1 is squeezed, so that the air inside the sputum aspirator is squeezed out to form a Negative pressure environment, then the mouth of the person being sucked contains the collection tube 1-2 or the suction pipe to form a seal, and the palm is released, and the air bag 1 rebounds quickly under the action of the return spring 6 to suck out the sputum.

In this embodiment, the collection joint 2 is located at the intersection of the ventilation pipe part 1-1 and the collection pipe part 1-2, and is provided with a partition 1-4 extending downward; the partition 1-4 is connected to the port of the collection pipe part 1-2. A partial shield is formed to block the suctioned sputum and guide it to the fluid ports 1-3.

In this embodiment, the collection joint 2 is provided with a fixed sleeve 1-5 for threaded connection with the liquid storage part 3, and the fluid port 1-3 is located in the fixed sleeve and has a gap with the inner wall of the fixed sleeve; the inner side of the lower part of the fixed sleeve is set There is an internal thread, the liquid storage part 3 is a bottle structure, and an external thread connected with the internal thread is arranged on the outer side of the upper part of the liquid storage part 3 .

In this embodiment, a balance valve is installed at the fluid port 1-3, and the balance valve includes a valve body 9 connected to the fluid port 1-3 and two elastic valve pieces 10 connected to the valve body 9 and arranged oppositely. 10 is an inclined structure that gradually approaches each other from top to bottom, and the lower ends of the two elastic valve plates 10 are provided with slits; the balance valve is formed of silicone rubber or elastic body, natural rubber and other elastic bodies as a whole. It is a hollow structure, and the valve body 9 and the elastic valve plate 10 are integrally formed. The walls of the elastic valve plates 10 are thin and gradually approach each other downwards to form a valve. The lower ends of the two elastic valve plates 10 are provided with slits. After the sucked sputum is stored in the hollow part of the valve body 9 until a specified amount, the slit is completely opened due to its weight or the pressure change after the negative pressure is released, so that the sputum falls into the bottle; and, through The slit can prevent the air in the liquid storage part 3 from entering the chamber of the collection joint 2 when the pressure is negative.

In this embodiment, the upper part of the airbag 1 is formed with a spherical cap 1-2, and the spherical cap 1-2 and the body 1-1 of the airbag 1 form an annular slot for clamping with the extrusion plate 4; the bottom of the airbag 1 forms a There is a connection sleeve 1-3, and the ventilation pipe part 1-1 of the collection joint 2 extends into the connection sleeve, and the outer side of the connection sleeve is provided with a circlip 7 for tightening the connection sleeve and the ventilation pipe part 1-1.

In this embodiment, the fixing plate 5 is fixedly arranged around the connecting sleeve, and the bottom of the fixing plate 5 is provided with a groove 8 for fitting with fingers.

In this embodiment, the spherical cap is a hollow structure communicating with the body of the airbag 1 .

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the purpose and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (7)

1. a kind of pressing medical sputum aspirator, it is characterised in that：Including：

Pressing mechanism, the pressing mechanism include air bag, stripper plate fixed with air bag top and fixed solid with air bag bottom Fixed board further includes the setting of housing air bag and is placed between stripper plate and fixed plate for the return bullet of returning quickly after air sac pressing Spring；

Connector is acquired, the acquisition connector includes communicate with each other the ventilation pipe portion to form three-port structure, acquisition pipe portion and fluid flow port, The ventilation pipe portion is connected and is fixedly connected with the air bag；

Liquid storing part, the liquid storing part are fixedly connected with the acquisition connector and are connected with fluid flow port.

2. pressing medical sputum aspirator according to claim 1, it is characterised in that：The acquisition connector is located at ventilation pipe portion Intersection is provided with the partition board extended downwardly with acquisition pipe portion.

3. pressing medical sputum aspirator according to claim 2, it is characterised in that：It is described acquisition connector be equipped with for storage The fixing sleeve that liquid portion is threadedly coupled, the fluid flow port is located in the fixing sleeve and there are gaps between fixing sleeve inner wall.

4. pressing medical sputum aspirator according to claim 3, it is characterised in that：Balance is installed at the fluid flow port Valve, balanced valve include the valve body being connect with fluid flow port and two elastic valve plates for connecting and being oppositely arranged with valve body, two elastic valve plates For the incline structure moved closer between each other from top to bottom, and two elastic valve plates lower end close to each other is provided with slit.

5. pressing medical sputum aspirator according to claim 4, it is characterised in that：The air bag top is formed with spherical crown The body member of portion, the spherical crown portion and the air bag forms the annular slot with stripper plate clamping；The bottom of the air bag is formed There is a connector sleeve, the ventilation pipe portion of the acquisition connector is stretched into connector sleeve, is provided on the outside of the connector sleeve for by connector sleeve With the clamp spring for pipe portion banding of ventilating.

6. pressing medical sputum aspirator according to claim 5, it is characterised in that：The fixed plate is fixed around connector sleeve Setting, the bottom of fixed plate is provided with the groove for coordinating with finger.

7. pressing medical sputum aspirator according to claim 6, it is characterised in that：The spherical crown portion is the ontology with air bag The hollow structure of connection.