CN215275201U

CN215275201U - Noninvasive ventilator air flow adjusting device

Info

Publication number: CN215275201U
Application number: CN202121150991.3U
Authority: CN
Inventors: 万婷
Original assignee: Second Affiliated Hospital to Nanchang University
Current assignee: Second Affiliated Hospital to Nanchang University
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-24
Anticipated expiration: 2031-05-26

Abstract

The utility model relates to an airflow adjusting device of a noninvasive ventilator, which comprises a base, a second connecting pipe, a bearing seat, a first fixing frame and a second fixing frame, wherein a pipeline is arranged on the base, an adjusting valve is arranged on the pipeline, an air pressure gauge is arranged on the base, the detection end of the air pressure gauge is positioned inside one end of the pipeline, the two ends of the base are respectively provided with the first connecting pipe, the first connecting pipe is connected with the pipeline, the middle positions of the upper ends of the first fixing frame and the second fixing frame are respectively fixed with a limiting block, the limiting block is positioned inside a limiting groove, the middle position of the limiting block is provided with a threaded hole, the threaded hole is internally connected with the threaded rod, one end of an air pipe arranged on the noninvasive ventilator is sleeved on the first connecting pipe through the second connecting pipe, and then the second connecting pipe is pushed, carry out interference fit to the trachea under the cooperation of second connecting pipe and first connecting pipe, realize fixing tracheal.

Description

Noninvasive ventilator air flow adjusting device

Technical Field

The utility model belongs to the technical field of medical instrument and specifically relates to a noninvasive ventilator air current adjusting device is related to.

Background

The noninvasive ventilator is clinically used for treating Sleep Apnea Syndrome (SAS) and related diseases, and blood oxygen saturation reduction, sympathetic tone increase, parasympathetic tone reduction, blood carbon dioxide concentration increase, PH value reduction and the like caused by the diseases seriously affect various important organ functions.

When the cooperation does not have the breathing machine and uses to the patient, need with the help of the trachea, will produce oxygen and convert the not airflow of equidimension into and carry for the patient under airflow regulating device's effect, and then make dyspnea person play the treatment effect that respiratory support, alleviate fatigue, have better clinical effect.

The existing noninvasive ventilator airflow adjusting device has the following defects:

1. the air pipe for conveying oxygen cannot be conveniently and fixedly installed, so that one end of the air pipe is quickly installed and fixed on the adjusting device;

2. the device is inconvenient to be fixed, so that the device is fixed on a sickbed, the air pressure inside the air pipe cannot be detected, and whether the air pipe is completely closed or not is judged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to exist among the prior art provides a noninvasive ventilator air current adjusting device.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a noninvasive ventilator air current adjusting device, includes base, second connecting pipe, bearing frame, first mount and second mount, install the pipeline on the base, install the governing valve on the pipeline, install the barometer on the base, the sense terminal of barometer is located inside one end of pipeline, the both ends of base are provided with first connecting pipe respectively, first connecting pipe with the pipeline is connected, the both sides of first connecting pipe are provided with the fixture block, the fixture block is fixed at the both ends of base, the one end outside of second connecting pipe has seted up the multiunit draw-in groove, the internally mounted of draw-in groove has the fixture block, the second connecting pipe is installed in the outside of first connecting pipe, the both sides intermediate position of base is provided with the bearing frame, is provided with the spacing groove between two sets of the bearing frame, the spacing groove is seted up on the base, one side of base is provided with the regulating wheel, is close to the base one side of regulating wheel is provided with the threaded rod, and is two sets of movable mounting has the threaded rod between the bearing frame first mount and the second mount is installed the below of base, first mount and the upper end intermediate position of second mount all is fixed with the stopper, the stopper is located the inside of spacing groove, the intermediate position of stopper has seted up the screw hole, the internal connection of screw hole has the threaded rod.

Preferably, the noninvasive ventilator air flow adjusting device of the above-mentioned type, wherein the cross section of the first connecting tube is narrow in front and wide in back, the external dimension of the first connecting tube is smaller than the internal dimension of the second connecting tube, and an air tube is installed between the first connecting tube and the second connecting tube.

Preferably, in the above airflow adjusting device for the noninvasive ventilator, a plurality of sets of the clamping grooves are formed in the outer side of one end of the second connecting pipe at equal angles, and the clamping grooves and the clamping blocks form a clamping structure.

Preferably, foretell noninvasive ventilator air current adjusting device, wherein the regulating wheel with formula structure as an organic whole between the threaded rod, the threaded rod with the base constitutes revolution mechanic, positive and negative two sets of thread groove have been seted up to the both ends surface of threaded rod.

Preferably, in the above noninvasive ventilator airflow adjusting device, the second fixing frame and the limiting block are of an integrated structure, the cross section of the limiting block is in a "T" shape, and the cross section of the limiting block and the cross section of the limiting groove are both in the same size and shape.

Preferably, in the above noninvasive ventilator airflow adjusting device, the second fixing frame and the base form a sliding structure, and the cross section of the hollow part of the first fixing frame and the hollow part of the second fixing frame is semicircular.

Preferably, in the above noninvasive ventilator airflow adjusting device, the limiting blocks and the threaded rods are in threaded connection, and the thread directions of the threaded holes formed in the two sets of limiting blocks are opposite.

The utility model has the advantages that: through rotating the drive threaded rod of adjustment wheel and rotating, screw hole seted up on the thread groove cooperation stopper of seting up on the threaded rod, make first mount, the second mount removes towards opposite direction, thereby control first mount, the second mount is kept away from mutually, thereby install first mount with the part of guardrail, between the second mount, at the first mount of control, the second mount is close to mutually, can be with installing on not unidimensional guardrail of device, the trachea one end that will establish installation on the breathing machine passes second connecting pipe cover at first connecting pipe, then through promoting the second connecting pipe, carry out interference fit to the trachea under the cooperation of second connecting pipe and first connecting pipe, the realization is fixed to trachea, and through observing the barometer, can know the oxygen atmospheric pressure size of carrying for the patient.

Drawings

FIG. 1 is a schematic view of the structure of the utility model in use;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic view of the explosion structure of the present invention;

FIG. 4 is a schematic view of the partial cross-sectional structure of the present invention;

fig. 5 is a schematic view of a part of an enlarged structure at a in fig. 4 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a pipeline; 3. adjusting a valve; 4. a barometer; 5. a first connecting pipe; 6. a clamping block; 7. a second connecting pipe; 8. a card slot; 9. a bearing seat; 10. a limiting groove; 11. an adjustment wheel; 12. a threaded rod; 13. a first fixing frame; 14. a second fixing frame; 15. a limiting block; 16. a threaded bore.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, 2, 3, 4 and 5, an airflow adjusting device of a noninvasive ventilator comprises a base 1, a second connecting pipe 7, a bearing seat 9, a first fixing frame 13 and a second fixing frame 14, wherein the base 1 is provided with a pipeline 2, the pipeline 2 is provided with an adjusting valve 3, the base 1 is provided with an air pressure gauge 4, the detection end of the air pressure gauge 4 is positioned inside one end of the pipeline 2, two ends of the base 1 are respectively provided with the first connecting pipe 5, the first connecting pipe 5 is connected with the pipeline 2, two sides of the end part of the first connecting pipe 5 are fixed with a fixture block 6, the fixture block 6 is fixed at two ends of the base 1, the outer side of one end of the second connecting pipe 7 is provided with a plurality of sets of clamping grooves 8, the clamping grooves 8 are used for clamping fit with the fixture block 6, the second connecting pipe 7 is arranged outside the first connecting pipe 5, the bearing seat 9 is arranged at the middle position of two sides of the base 1, and a limit groove 10 is arranged between the two sets of bearing seats 9, spacing groove 10 is seted up on base 1, one side of base 1 is provided with regulating wheel 11, one side of regulating wheel 11 that is close to base 1 is provided with threaded rod 12, movable mounting has threaded rod 12 first mount 13 and second mount 14 to install in the below of base between two sets of bearing frames 9, the upper end intermediate position of first mount 13 and second mount 14 all is fixed with stopper 15, stopper 15 is located the inside of spacing groove 10, threaded hole 16 has been seted up to stopper 15's intermediate position, the internal connection of threaded hole 16 has threaded rod 12.

As shown in fig. 1, 2, 4 and 5: the cross sectional shape of first connecting pipe 5 is preceding narrow back width, the external dimension of first connecting pipe 5 is less than the internal dimension of second connecting pipe 7, install the trachea between first connecting pipe 5 and the second connecting pipe 7, multiunit draw-in groove 8 has been seted up to the one end outside of second connecting pipe 7 equiangular, draw-in groove 8 and fixture block 6 constitute the block structure, the device is when using, the trachea of installing on the noninvasive ventilator of needs cooperation is connected, pass second connecting pipe 7 cover at first connecting pipe 5 with tracheal one end, then through promoting second connecting pipe 7, carry out interference fit to the trachea under the cooperation of second connecting pipe 7 and first connecting pipe 5, the realization is fixed to the trachea, and make two sets of fixture block 6 be located inside draw-in groove 8, realize the fixed of second connecting pipe 7. One side of the clamping block 6, which is close to the clamping groove 8, is in an inclined plane shape, so that the clamping groove 8 can be clamped when being pushed inwards, one end, which is far away from the inclined plane, of the clamping block 6 can be manually pressed, the inclined plane end of the clamping block 6 can be slightly moved after the clamping block is pressed, and the angle of the inclined plane end can be changed, so that the clamping block 6 can be separated from the clamping groove 8 by pressing one end, which is far away from the inclined plane, of the clamping block 6.

As shown in fig. 1 and 3: formula structure as an organic whole between regulating wheel 11 and threaded rod 12, threaded rod 12 and base 1 constitute revolution mechanic, two sets of positive and negative thread grooves have been seted up on the both ends surface of threaded rod 12, formula structure as an organic whole between second mount 14 and the stopper 15, the cross sectional shape of stopper 15 is "T" form, the cross section of stopper 15 and the cross sectional dimension shape homogeneous phase of spacing groove 10, second mount 14 and base 1 constitute sliding construction, the fretwork department cross section of first mount 13 and second mount 14 is semi-circular, be threaded connection between stopper 15 and the threaded rod 12, the screw thread orientation of the inside screw hole 16 of seting up of two sets of stoppers 15 is opposite. The threaded rod 12 is driven to rotate by rotating the adjusting wheel 11, the threaded groove formed in the threaded rod 12 is matched with the threaded hole 16 formed in the limiting block 15, the limiting block 15 is made to slide in the limiting groove 10, the first fixing frame 13 and the second fixing frame 14 are made to move in opposite directions, the first fixing frame 13 is controlled, the second fixing frame 14 is controlled to be away from each other, the part of the guardrail is installed between the first fixing frame 13 and the second fixing frame 14, the first fixing frame 13 and the second fixing frame 14 are controlled to be close to each other, the installation and the fixation of the device are realized, and the device is stably fixed on the guardrail of the hospital bed.

When the airflow adjusting device of the noninvasive ventilator is used, firstly, the airflow adjusting device needs to be installed and fixed on a patient bed guardrail, the adjusting wheel 11 is rotated to enable the adjusting wheel 11 to drive the threaded rod 12 to rotate, the threaded rod 12 is enabled to rotate under the action of the two groups of bearing seats 9, the first fixing frame 13 and the second fixing frame 14 are enabled to move towards opposite directions through the threaded groove formed in the threaded rod 12 and the threaded hole 16 formed in the limiting block 15, so that the first fixing frame 13 and the second fixing frame 14 are controlled to be away from each other, then, the local part of the guardrail is installed between the first fixing frame 13 and the second fixing frame 14, the adjusting wheel 11 is controlled to rotate reversely, the first fixing frame 13 and the second fixing frame 14 are enabled to be close to each other, the installation and fixation of the device are realized, the device is stably fixed on the patient bed guardrail, and then when the noninvasive ventilator is matched to be used for the patient, by pressing the clamping block 6, one end of the clamping block 6 is moved out from the inside of the clamping groove 8, so that the second connecting pipe 7 is disassembled, one end of the trachea is sleeved on the first connecting pipe 5 through the second connecting pipe 7, then the trachea is in interference fit under the matching of the second connecting pipe 7 and the first connecting pipe 5 by pushing the second connecting pipe 7, the trachea is fixed, two groups of clamping blocks 6 are positioned in the clamping groove 8, the second connecting pipe 7 is fixed, oxygen generated by the noninvasive ventilator is conveyed to a patient (one end close to the barometer 4 and the connected trachea close to one side of the patient) through the trachea which is connected with the trachea arranged at two ends of the base 1 through the pipeline 2, the air flow in the oxygen trachea can be adjusted by rotating the adjusting valve 3, and whether the trachea and the pipeline 2 are closed or not can be known in real time by observing the barometer 4, the oxygen delivery of the patient is prevented from being influenced by partial blockage of the trachea and the pipeline 2.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a noninvasive ventilator air current adjusting device, includes base (1), second connecting pipe (7), bearing frame (9), first mount (13) and second mount (14), its characterized in that: the pipeline (2) is installed on the base (1), the adjusting valve (3) is installed on the pipeline (2), the barometer (4) is installed on the base (1), the detection end of the barometer (4) is located inside one end of the pipeline (2), first connecting pipes (5) are respectively arranged at two ends of the base (1), the first connecting pipes (5) are connected with the pipeline (2), clamping blocks (6) are arranged on two sides of the first connecting pipes (5), the clamping blocks (6) are fixed at two ends of the base (1), a plurality of groups of clamping grooves (8) are formed in the outer side of one end of each second connecting pipe (7), the clamping blocks (6) are installed inside the clamping grooves (8), the second connecting pipes (7) are installed on the outer side of the first connecting pipes (5), and bearing seats (9) are arranged in the middle positions of two sides of the base (1), a limiting groove (10) is arranged between the two groups of bearing seats (9), the limiting groove (10) is arranged on the base (1), an adjusting wheel (11) is arranged on one side of the base (1), a threaded rod (12) is arranged on one side of the adjusting wheel (11) close to the base (1), the threaded rod (12) is movably arranged between the two groups of bearing seats (9), the first fixing frame (13) and the second fixing frame (14) are arranged below the base (1), the middle positions of the upper ends of the first fixing frame (13) and the second fixing frame (14) are respectively fixed with a limiting block (15), the limiting block (15) is located inside the limiting groove (10), a threaded hole (16) is formed in the middle of the limiting block (15), and the threaded rod (12) is connected inside the threaded hole (16).

2. A noninvasive ventilator flow modulation apparatus as set forth in claim 1, characterized in that: the cross section of the first connecting pipe (5) is narrow in the front and wide in the rear, the external size of the first connecting pipe (5) is smaller than the internal size of the second connecting pipe (7), and an air pipe is arranged between the first connecting pipe (5) and the second connecting pipe (7).

3. A noninvasive ventilator flow modulation apparatus as set forth in claim 1, characterized in that: a plurality of groups of clamping grooves (8) are formed in the outer side of one end of the second connecting pipe (7) at equal angles, and the clamping grooves (8) and the clamping blocks (6) form a clamping structure.

4. A noninvasive ventilator flow modulation apparatus as set forth in claim 1, characterized in that: the adjustable screw is characterized in that the adjusting wheel (11) and the threaded rod (12) are of an integrated structure, the threaded rod (12) and the base (1) form a rotating structure, and positive and negative two groups of thread grooves are formed in the surfaces of the two ends of the threaded rod (12).

5. A noninvasive ventilator flow modulation apparatus as set forth in claim 1, characterized in that: the second fixing frame (14) and the limiting block (15) are of an integrated structure, the cross section of the limiting block (15) is T-shaped, and the cross section of the limiting block (15) and the cross section of the limiting groove (10) are identical in size and shape.

6. A noninvasive ventilator flow modulation apparatus as set forth in claim 1, characterized in that: the second fixing frame (14) and the base (1) form a sliding structure, and the cross section of the hollow part of the first fixing frame (13) and the second fixing frame (14) is semicircular.

7. A noninvasive ventilator flow modulation apparatus as set forth in claim 1, characterized in that: the limiting blocks (15) are in threaded connection with the threaded rods (12), and the thread directions of the threaded holes (16) formed in the two groups of limiting blocks (15) are opposite.