CN219354999U - Breathing emergency valve of breathing machine - Google Patents

Abstract

The utility model discloses a breathing emergency valve of a breathing machine, which comprises a gas valve cylinder, wherein one end and a side wall of the gas valve cylinder are fixedly connected with a first gas inlet pipe and a second gas inlet pipe respectively, an inner cylinder piece is arranged in the gas valve cylinder, the inner cylinder piece corresponds to the first gas inlet pipe and the second gas inlet pipe, a movable cylinder piece is arranged in the inner cylinder piece in a sealing sliding manner, one end of the movable cylinder piece extends out of the inner cylinder piece and is fixedly connected with a sealing plate, a plurality of filtering holes are uniformly and fixedly arranged on the side wall of the movable cylinder piece, a retaining plate is arranged in the gas valve cylinder, a control assembly for limiting the retaining plate is arranged on the gas valve cylinder, and the retaining plate is fixedly connected with the sealing plate through a limiting spring. The utility model can be arranged on a breathing pipeline of the breathing machine, can perform pressure relief operation when the internal pressure is increased due to the blockage of the breathing machine, can display the internal pressure, has a function of fully opening and closing, and is convenient to use.

Description

Breathing emergency valve of breathing machine

Technical Field

The utility model relates to the technical field of respirators, in particular to a breathing emergency valve of a respirator.

Background

The exhalation valve is positioned at the exhalation port of the breathing machine and is used for controlling and regulating the exhalation of the gas; control of exhalation, typically for critically ill patients; at present, because of the respiratory importance of the breathing machine, the breathing machine should be removed in time when the breathing machine fails, so that the safety of a patient is ensured, wherein the blocking condition of a breathing pipeline or an exhalation valve is a dangerous condition and needs to be removed in time, but the existing breathing machine needs to stop working when the breathing machine is removed from failure, so that the treatment or nursing aiming at the patient can be influenced, and the breathing machine is inconvenient; for this situation, a branch pipe can be added on the breathing pipeline, so that the ventilator can be ensured to work continuously when the fault is removed; the air valve should be added on the branch pipe for emergency use, and meanwhile, the air valve should have an automatic opening function, and can be thoroughly opened and closed according to the requirements.

To this end, we propose a ventilator breathing emergency valve to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a breathing emergency valve of a breathing machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a ventilator breath emergency valve, comprising: the air valve cylinder, fixedly connected with business turn over trachea first and business turn over trachea second respectively on air valve cylinder one end and the lateral wall, be provided with interior tube spare in the air valve cylinder, interior tube spare corresponds with business turn over trachea position, sealed slip is provided with the removal tube spare in the interior tube spare, remove tube spare one end and extend outside the interior tube spare and fixedly connected with shrouding, evenly fixedly provided with a plurality of filtration pores on the removal tube spare lateral wall, be provided with the butt board in the air valve cylinder, be provided with the control assembly who carries out spacingly to the butt board on the air valve cylinder, butt board passes through spacing spring and shrouding fixed connection.

Preferably, the control assembly comprises a support cylinder fixedly arranged on the air valve cylinder and communicated with the air valve cylinder, the retaining plate is arranged in the support cylinder in a sliding mode, one end, far away from the air valve cylinder, of the support cylinder is provided with a rotary cylinder in a penetrating mode, the rotary cylinder is rotationally connected with the air valve cylinder, the rotary cylinder is fixedly connected with a rotary block in a coaxial mode, the internal threads of the rotary cylinder are matched with each other, and the screw rod extends out of the rotary cylinder and is fixedly connected with the retaining plate.

Preferably, the seal plate is fixedly connected with a display rod, the display rod penetrates through the air valve cylinder to extend to the outside, and scale marks are arranged on the display rod.

Preferably, sealing rings are fixedly arranged at the outer edges of the two ends of the movable barrel.

Preferably, the first air inlet and outlet pipe and the second air inlet and outlet pipe are both sleeved with thickening layers.

Preferably, an opening corresponding to the first air inlet and outlet pipe is arranged on the end face of the air valve cylinder corresponding to the first air inlet and outlet pipe, and the first air inlet and outlet pipe is in threaded connection with the opening.

Compared with the prior art, the utility model has the beneficial effects that: according to the breathing emergency valve, the inner cylinder piece and the movable cylinder piece are arranged, the plurality of filtering holes are formed in the side wall of the movable cylinder piece in a surrounding mode, the movable cylinder piece is sealed and slides in the inner cylinder piece, when the breathing pipeline of the breathing machine has high negative pressure, the limiting effect of the limiting spring can be overcome, a passage can be formed after the movable cylinder piece moves out of the inner cylinder piece, the pressure relief effect is achieved, the position of the resisting plate can be controlled through the control assembly, the complete opening and closing operation of the whole emergency valve can be achieved by matching with the compression limit of the spring, and the applicability is high; meanwhile, the inner cylinder and the movable cylinder can be filled with some filtering particles or volatile medicines, so that an auxiliary function can be achieved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of another view of the present utility model;

fig. 3 is a schematic cross-sectional view of the present utility model.

In the figure:

the device comprises a gas valve cylinder 1, a gas inlet and outlet pipe 3, an inner cylinder 4, a movable cylinder 5, a sealing plate 6, a resisting plate 7, a limiting spring 8, a cylinder 9, a rotary cylinder 10, a rotary block 11, a display rod 12, a sealing ring 13 and a screw 14.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

A ventilator breath emergency valve as shown with reference to figures 1-3, comprising:

the air valve cylinder 1 serving as the whole breathing emergency valve main body is arranged into a sealed cylinder shape, and one end and the side wall of the air valve cylinder 1 are fixedly connected with an air inlet and outlet pipe I2 and an air inlet and outlet pipe II 3 respectively for guiding in or guiding out air flow for the convenience of connection on a breathing pipeline; in order to ensure the tightness of the inlet and the outlet, thickening layers are sleeved outside the first air inlet and outlet pipe 2 and the second air inlet and outlet pipe 3, namely the first air inlet and outlet pipe 2 and the second air inlet and outlet pipe 3 are thickened, and the stability of the air inlet and outlet can be ensured in the actual use process;

in order to achieve the purposes that the breathing emergency valve is kept normally closed and plays a negative pressure protection effect when an emergency condition occurs, an inner cylinder piece 4 is arranged in an air valve cylinder 1, the inner cylinder piece 4 corresponds to one position of an air inlet and outlet pipe 2, a movable cylinder piece 5 is arranged in the inner cylinder piece 4 in a sealing sliding mode, sealing rings 13 are fixedly arranged at the outer edges of two ends of the movable cylinder piece 5, the sealing rings 13 ensure contact tightness between the movable cylinder piece 5 and the inner cylinder piece 4, one end of the movable cylinder piece 5 extends out of the inner cylinder piece 4 and is fixedly connected with a sealing plate 6, a plurality of filtering holes are uniformly and fixedly arranged on the side wall of the movable cylinder piece 5, the filtering holes play a role in filtering, a retaining plate 7 is arranged in the air valve cylinder 1, a control assembly for limiting the retaining plate 7 is arranged on the air valve cylinder 1, the position of the movable cylinder piece 5 can be controlled through controlling the position of the retaining plate 7, the complete control of the complete opening and closing of the whole breathing emergency valve is achieved, and under normal conditions, the retaining plate 7 is fixedly connected with the sealing plate 6 through a limiting spring 8, and the sealing plate 6 can be operated when the pressure in a breathing pipeline is excessively large.

In order to realize convenient control's effect, control assembly is including fixed setting up on pneumatic valve section of thick bamboo 1 and the branch section of thick bamboo 9 rather than the intercommunication, the setting of keeping out board 7 slip is in branch section of thick bamboo 9, the one end that pneumatic valve section of thick bamboo 1 was kept away from to branch section of thick bamboo 9 runs through and is provided with rotary drum 10, rotary drum 10 and pneumatic valve section of thick bamboo 1 rotate to be connected, rotary drum 10 coaxial fixedly connected with rotary block 11, rotary drum 10 internal thread matches and is provided with screw rod 11, screw rod 11 extend to rotary drum 10 outside and with keeping out board 7 fixed connection, through rotating rotary block 11, can drive rotary drum 10 rotation, screw rod 11 removal can be realized to the helicitic texture between rotary drum 10 and the screw rod 11, drive keeping out board 7 removal.

Meanwhile, in order to help people understand the blocking condition when pressure relief is carried out, a display rod 12 is fixedly connected to the sealing plate 6, the display rod 12 penetrates through the air valve cylinder 1 to extend to the outside, and scale marks are arranged on the display rod 12, so that the display is convenient; the air valve cylinder 1 is provided with the opening corresponding to the first air inlet and outlet pipe 2 on the end face corresponding to the first air inlet and outlet pipe 2, the first air inlet and outlet pipe 2 is in threaded connection with the opening, the first air inlet and outlet pipe 2 can be disassembled and unscrewed, and the filter material or volatile medicine can be filled into the inner cylinder 4 and the movable cylinder 5 to play an auxiliary role.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. A ventilator breath emergency valve, comprising: the air valve cylinder (1), fixedly connected with business turn over trachea (2) and business turn over trachea two (3) on pneumatic valve cylinder (1) one end and the lateral wall respectively, be provided with interior tube (4) in pneumatic valve cylinder (1), interior tube (4) correspond with business turn over trachea (2) position, sealed slip is provided with in interior tube (4) removes tube (5), remove tube (5) one end and extend to outside tube (4) and fixedly connected with shrouding (6), evenly fixedly provided with a plurality of filtration pores on removing tube (5) lateral wall, be provided with in pneumatic valve cylinder (1) and bear board (7), be provided with on pneumatic valve cylinder (1) and carry out spacing control assembly to bear board (7), bear board (7) through spacing spring (8) and shrouding (6) fixed connection.

2. The breathing emergency valve of a breathing machine according to claim 1, characterized in that the control assembly comprises a support cylinder (9) fixedly arranged on the air valve cylinder (1) and communicated with the air valve cylinder, the support plate (7) is slidably arranged in the support cylinder (9), one end, far away from the air valve cylinder (1), of the support cylinder (9) is provided with a rotary cylinder (10) in a penetrating mode, the rotary cylinder (10) is rotatably connected with the air valve cylinder (1), a rotary block (11) is fixedly connected with the rotary cylinder (10) coaxially, a screw (14) is arranged in the rotary cylinder (10) in a matching mode, and the screw (14) extends out of the rotary cylinder (10) and is fixedly connected with the support plate (7).

3. The breathing emergency valve of the breathing machine according to claim 1, wherein the sealing plate (6) is fixedly connected with a display rod (12), the display rod (12) extends to the outside through the air valve cylinder (1), and scale marks are arranged on the display rod (12).

4. A ventilator breathing emergency valve according to claim 1, characterized in that sealing rings (13) are fixedly arranged at the outer edges of both ends of the movable cylinder (5).

5. The breathing emergency valve of the breathing machine according to claim 1, wherein a thickening layer is sleeved outside the first air inlet and outlet pipe (2) and the second air inlet and outlet pipe (3).

6. The breathing emergency valve of the breathing machine according to claim 1, wherein an opening corresponding to the first air inlet and outlet pipe (2) is arranged on the end face of the air valve cylinder (1) corresponding to the first air inlet and outlet pipe (2), and the first air inlet and outlet pipe (2) is in threaded connection with the opening.