CN218075999U

CN218075999U - Powder spraying device

Info

Publication number: CN218075999U
Application number: CN202221183823.9U
Authority: CN
Inventors: 王剑金; 刘新宁; 郭爱军
Original assignee: USHARE MEDICAL Inc; Zhuhai Yuanmiao Medical Technology Co ltd
Current assignee: USHARE MEDICAL Inc; Zhuhai Yuanmiao Medical Technology Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-12-20
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses a powder sprinkler, including container, spray tube and pump body subassembly. The container is used for storing powder, the first cavity and the second cavity are communicated with each other and arranged inside the container, the first end of the spray pipe is communicated with the second cavity, the second end of the spray pipe extends outwards of the container, the pump body assembly is communicated with the first cavity, when the pump body assembly pressurizes the first cavity, the powder in the first cavity enters the second cavity, and at least part of the powder in the second cavity is sprayed out of the container from the spray pipe. The first cavity and the second cavity can provide buffer space for airflow and powder during spraying, so that the problem of powder blockage of a pipeline during spraying can be prevented; first cavity and second cavity can realize the intercommunication through the through-hole to orientation can be realized the air current through setting up the orientation of this through-hole and directional, and the powder of being convenient for gets into the spray tube under the drive of air current, and prevents that the air current confusion from resulting in the powder output volume unstable.

Description

Powder spraying device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to powder sprinkler.

Background

When hemostasis is performed in clinical surgical wound treatment or endoscopic minimally invasive surgery, a doctor usually sprays hemostatic powder on a wound part by using a powder spray bottle to realize treatment, but the problems of pipeline powder blockage, powder suck-back backflow and unstable powder output easily occur in the use process of the conventional powder spray bottle, so that the use effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a powder sprinkler can prevent that the pipeline from blockking up the powder and guaranteeing that the meal outlet volume is stable.

According to the utility model discloses powder sprinkler, include: the container is used for storing powder, and a first cavity and a second cavity which are communicated are arranged in the container; a spout, a first end of the spout in communication with the second cavity, a second end of the spout extending outwardly of the vessel; and the pump body assembly is communicated with the first cavity, when the pump body assembly pressurizes the first cavity, the powder in the first cavity enters the second cavity, and at least part of the powder in the second cavity is sprayed out of the container from the spray pipe.

According to the utility model discloses powder sprinkler has following beneficial effect at least: inside can be provided with first cavity and second cavity from supreme down of container, and first cavity and second cavity intercommunication, the first end and the second cavity intercommunication of spray tube, the second end of spray tube extends to the container outward, when pump body subassembly blows to first cavity, make the atmospheric pressure increase in the first cavity, form the updraft that flows to the second cavity in first cavity, thereby drive the powder in the first cavity and get into the second cavity, also can drive the at least part entering spray tube of powder in the second cavity, and spout outside the container from the spray tube, realize the powder injection. The first cavity and the second cavity can provide buffer space for airflow and powder during spraying, so that the problem of powder blockage of a pipeline during spraying can be prevented; the first cavity and the second cavity can be communicated through the through hole, and the orientation of the through hole can be set to realize the orientation of the airflow, for example, the lower end of the through hole is communicated with the first cavity, and the upper end of the through hole is communicated with the second cavity and simultaneously faces the first end of the spray pipe, so that the powder can conveniently enter the spray pipe under the driving of the airflow, and the unstable powder output caused by disordered airflow is prevented; by separating the spray pipe from the pump body assembly, powder blown out by the spray pipe can be prevented from reversely sucked and flowing back to the pump body assembly, and the pump body assembly, the container and the external air pressure can be ensured to be the same.

According to some embodiments of the utility model, when pump body subassembly is right when the first cavity pressurization, make powder in the first cavity gets into the second cavity, powder part in the second cavity is followed the spray tube to spout outside the container, the remaining part gets into the first cavity.

According to some embodiments of the present invention, a partition is provided in the container, the partition divides the interior of the container into the first cavity and the second cavity, and a first through hole has been opened on the partition to communicate the first cavity with the second cavity.

According to some embodiments of the invention, the separator is recessed downwards, and the first through hole is opened in the separator bottom.

According to some embodiments of the invention, the first end of the nozzle tube is vertically aligned with the first through hole.

According to some embodiments of the present invention, the container is further provided with a third cavity inside, the third cavity is annularly provided outside the first cavity, and the third cavity is communicated with the first cavity and the second cavity is far away from one end of the first cavity.

According to some embodiments of the invention, the pump body assembly comprises: an air pump; the first end of the air pipe is communicated with the air pump, and the second end of the air pipe is communicated with the first cavity.

According to some embodiments of the invention, the orientation of the tracheal second end port is horizontal, just the extension line of the tracheal second end port is not perpendicular to the axis of the container.

According to some embodiments of the invention, the second end port of the trachea is provided with a first filter.

According to some embodiments of the invention, the first cavity bottom is provided with a downwardly concave arc-shaped groove.

According to some embodiments of the invention, the orientation of the second end port of the air tube is a vertical direction, and the orientation is the inner side wall of the arc-shaped groove.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a powder spraying device according to an embodiment of the present invention;

fig. 2 is a schematic view of a pipeline direction and an air flow direction of a second end of an air pipe according to a first embodiment of the present invention;

fig. 3 is a schematic view illustrating the direction of the pipeline and the direction of the airflow at the second end of the air tube according to the second embodiment of the present invention;

fig. 4 is a schematic view of the pipeline direction and the airflow direction of the second end of the air pipe according to the third embodiment of the present invention;

fig. 5 is a schematic structural view of a powder spraying device according to another embodiment of the present invention.

Reference numerals:

the container 110, the partition 120, the first through hole 130, the first cavity 140, the second through hole 150, the arc-shaped groove 160, the bottle cap 170, the mounting seat 180, the second cavity 190, and the third cavity 191;

an air pump 200;

air pipe 310, spray tube 320.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the directional descriptions, such as upper and lower, are provided for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the system or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

In the description of the present invention, the meaning of several means one or more, if there is the description that the first and the second are only used for distinguishing technical features, but not understood to indicate or imply relative importance or implicitly indicate the number of the indicated technical features or implicitly indicate the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 3, a powder spraying apparatus according to an embodiment of the present invention includes a container 110, a nozzle 320, and a pump body assembly.

The receptacle 110 is used for storing powder, the receptacle 110 is provided with a first cavity 140 and a second cavity 190 which are communicated with each other, a first end of the nozzle 320 is communicated with the second cavity 190, a second end of the nozzle 320 extends out of the receptacle 110, the pump body assembly is communicated with the first cavity 140, when the pump body assembly pressurizes the first cavity 140, the powder in the first cavity 140 enters the second cavity 190, and at least part of the powder in the second cavity 190 is ejected out of the receptacle 110 from the nozzle 320.

It will be appreciated that the powder in second cavity 190 may be ejected entirely from nozzle 320 out of receptacle 110, and in other embodiments, a portion of the powder in second cavity 190 may be ejected from nozzle 320 out of receptacle 110, with the remainder falling back into first cavity 140.

The first cavity 140 and the second cavity 190 may be disposed inside the container 110 from bottom to top, the first cavity 140 is communicated with the second cavity 190, the first end of the nozzle 320 is communicated with the second cavity 190, the second end of the nozzle 320 extends outward from the container 110, the pump body assembly may blow air into the first cavity 140, so that air pressure in the first cavity 140 is increased, an ascending air flow flowing toward the second cavity 190 is formed in the first cavity 140, thereby driving the powder in the first cavity 140 to enter the second cavity 190, and also driving a portion of the powder in the second cavity 190 to enter the nozzle 320 and be ejected out of the container 110 from the nozzle 320, thereby achieving powder ejection, and a portion of the powder in the second cavity 190, which does not enter the nozzle 320, may fall back into the first cavity 140 under the action of gravity. The first cavity 140 and the second cavity 190 can provide buffer space for air flow and powder during spraying, so that the problem of powder blockage of a pipeline during spraying can be prevented; the first cavity 140 and the second cavity 190 may be communicated through a through hole, and the orientation of the through hole may be set to achieve airflow orientation, for example, the lower end of the through hole is communicated with the first cavity 140, and the upper end of the through hole is communicated with the second cavity 190 and faces the first end of the nozzle 320, so that the powder may enter the nozzle 320 under the driving of the airflow, and the unstable powder output caused by the disordered airflow is prevented; by separating the nozzle 320 from the pump body assembly, the powder blown out from the nozzle 320 can be prevented from being sucked back to the pump body assembly, and the same pressure can be ensured among the pump body assembly, the container 110 and the outside air.

It is conceivable that the inside of the container 110 is provided with the partition 120, and the inside of the container 110 is partitioned into the first cavity 140 and the second cavity 190 by the partition 120, and the partition 120 is opened with the first through hole 130 to communicate the first cavity 140 and the second cavity 190.

It is conceivable that the partition 120 is downwardly recessed, and the first through-hole 130 is opened at the bottom of the partition 120.

Referring to fig. 3, a partition 120 is disposed inside the receptacle 110, the partition 120 divides the interior of the receptacle 110 into a first cavity 140 and a second cavity 190 from bottom to top, the partition 120 is recessed downward and the bottom of the partition 120 is opened with a first through hole 130, the receptacle 110 is used for containing powder, a part of the powder in the second cavity 190 enters the first cavity 140 from the first through hole 130 under gravity, and the other part is stacked at the position of the first through hole 130. The partition member 120 is recessed downward so that the powder is accumulated at the position of the first through hole 130 every time of spraying, thereby further ensuring a stable powder discharge amount.

It is contemplated that the first end of the nozzle 320 is vertically aligned with the first through-hole 130.

The powder discharging efficiency is improved by aligning the first end of the nozzle 320 with the first through hole 130 in a vertical direction as shown in fig. 3 and 4 so that the powder enters the nozzle 320 by the air flow.

It is conceivable that the container 110 is further provided with a third cavity 191 therein, the third cavity 191 is disposed around the outside of the first cavity 140, the third cavity 191 is communicated with the first cavity 140, and the third cavity 191 and the second cavity 190 are communicated with the end away from the first cavity 140.

Referring to fig. 4, the second cavity 190 is located above the first cavity 140, a lower end of the second cavity 190 is communicated with an upper end of the first cavity 140, the third cavity 191 surrounds the second cavity 190, and the third cavity 191 is respectively communicated with the upper ends of the first cavity 140 and the second cavity 190. One part of the gas output by the pump body assembly to the first cavity 140 enters the second cavity 190 through the first through hole 130, the other part of the gas enters the third cavity 191, the gas pressure of the third cavity 191 is increased, the gas in the third cavity 191 is output to the upper end of the second cavity 190 and moves to the lower end of the second cavity 190, the powder which does not enter the spray pipe 320 is pressed downwards to be converged with the updraft passing through the first through hole 130, and the powder enters the spray pipe 320 under the driving of the updraft, so that the powder discharging efficiency is improved.

In the first embodiment of the partition 120, as shown in fig. 3, the edge of the partition 120 extends outward along the circumference of the partition 120 and is directly connected to the cavity wall of the container 110, thereby dividing the cavity of the container 110 into the first cavity 140 and the second cavity 190.

In the second embodiment of the partition 120, referring to fig. 5, the edge of the partition 120 extends upward to form a tubular structure, the upper end of the tubular structure is connected to the inner wall of the container 110, and the sidewall of the tubular structure is opened with a plurality of second through holes 150.

The inside second cavity 190 that corresponds of tubular structure, the lower extreme of tubular structure corresponds first cavity 140, the lateral wall of tubular structure corresponds third cavity 191, through setting up like this, make and upwards rush out through first through-hole 130 by pump body subassembly entering first cavity 140 gaseous partly, another part is through pushing away the powder downwards through second through-hole 150 after the clearance rebound of the lateral wall of tubular structure and container 110 cavity wall, the powder that will not get into spray tube 320 pushes down, make it converge with updraft, get into spray tube 320 under updraft's drive, the efficiency of meal discharging is improved.

It is conceivable that a second filter (not shown) is provided on the partition 120 at a position corresponding to each of the second through holes 150.

The second filter can prevent the powder from entering the second cavity 190 through the second through hole 150, ensure that the powder rushes upwards into the nozzle 320 through the first through hole 130, and can avoid the powder from dispersing under the action of the airflow to influence the powder discharging efficiency.

It is contemplated that the pump body assembly includes an air pump 200 and an air tube 310, a first end of the air tube 310 being in communication with the air pump 200 and a second end of the air tube 310 being in communication with the first cavity 140.

In the first embodiment of the air tube 310, the second end port of the air tube 310 is oriented in a horizontal direction, and an extension line of the second end port of the air tube 310 is not perpendicular to the central axis of the container 110.

Referring to fig. 2, the central axis of the container 110 is vertical, and the second end port of the air tube 310 is oriented to be horizontal, and the extension line of the second end port is not perpendicular to the central axis of the container 110, so that the air flow output from the second end port of the air tube 310 can obliquely impact on the cavity wall of the container 110, and the air flow can rotate along the circumferential direction of the container 110 to form a horizontal annular air flow. The powder can be coiled in the center of the airflow by the annular airflow in the horizontal direction, so that the powder is prevented from being dispersed in the process of entering the spray pipe 320, and the stability of the powder outlet amount is further ensured.

It is contemplated that the bottom of the first cavity 140 is provided with an arc-shaped slot 160 that is downwardly concave.

Referring to fig. 3 to 4, providing the bottom of the first cavity 140 as an arc-shaped groove 160 that is concave downward can prevent powder from remaining between the bottom of the first cavity 140 and the sidewall of the receptacle 110.

In the second embodiment of the air tube 310, the second end port of the air tube 310 is oriented in the horizontal direction and is oriented toward the lower end surface of the partition 120.

Referring to fig. 4, the second end port of the air tube 310 faces the horizontal direction and faces the lower end surface of the partition 120, the air flow will pass through the second end port of the air tube 310 and impact the lower side wall of the partition 120, then impact the inner side wall of the arc-shaped groove 160 downwards under the blocking of the partition 120, and form an annular air flow in the vertical direction under the guiding action of the inner side wall of the arc-shaped groove 160, the annular air flow will drive the powder to be flushed upwards through the first through hole 130, so that the instability of the powder discharge amount caused by the chaos of the air flow in the container 110 can be effectively prevented.

In the third embodiment of the air tube 310, the second end port of the air tube 310 is oriented in the vertical direction and is oriented toward the inner side wall of the arc-shaped slot 160.

Referring to fig. 3, the second end port of the air tube 310 faces the vertical direction and faces the inner side wall of the arc-shaped groove 160, the air flow can pass through the second end port of the air tube 310 and rush to the inner side wall of the arc-shaped groove 160, then the annular air flow in the vertical direction is formed under the guiding action of the inner side wall of the arc-shaped groove 160, the annular air flow drives the powder to rush out upwards through the first through hole 130, and the instability of the powder discharge amount caused by the chaos of the air flow in the container 110 can be effectively prevented.

It is contemplated that the second end of the air tube 310 is provided with a first filter (not shown).

By arranging the first filter at the second end of the air tube 310, the powder can be prevented from entering the air pump 200 from the air tube 310, and the powder can be effectively prevented from flowing back to the air pump 200.

It is contemplated that a cap 170 may be included, and the cap 170 may be removably coupled to the upper end of the container 110.

Referring to fig. 1, a cap 170 is detachably coupled to an upper end of the receptacle 110, and the cap 170 is removed to facilitate the addition of the powder and to facilitate the cleaning of the receptacle 110.

It is contemplated that a mount 180 is further included at an outer sidewall of the container 110, and the air pump 200 is detachably coupled to the mount 180.

Referring to fig. 4, the air pump 200 and the container 110 may be integrated by providing the mounting seat 180 on the outer sidewall of the container 110 and detachably connecting the air pump 200 to the mounting seat 180, so that the user can operate the system conveniently.

It will be appreciated that the second end of the air tube 310 may enter the first cavity 140 in a variety of ways. For example, referring to fig. 1 and 3, a first end of the air tube 310 is communicated with an upper end of the air pump 200, and a second end of the air tube 310 passes downward through the bottle cap 170 and the partition 120 in sequence into the first cavity 140; for example, referring to FIG. 4, a first end of the air tube 310 communicates with the lower end of the air pump 200, and a second end of the air tube 310 passes through the lower sidewall of the container 110 into the first cavity 140.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A powder spray device, comprising:

a receptacle (110) for storing powder, the interior of which is provided with a first cavity (140) and a second cavity (190) that communicate;

a spout (320), a first end of said spout (320) in communication with said second cavity (190), a second end of said spout (320) extending outwardly of said container (110);

and the pump body assembly is communicated with the first cavity (140), when the pump body assembly pressurizes the first cavity (140), the powder in the first cavity (140) enters the second cavity (190), and at least part of the powder in the second cavity (190) is ejected out of the container (110) from the nozzle (320).

2. The powder spray device of claim 1, wherein: when the pump body assembly pressurizes the first cavity (140), powder in the first cavity (140) is made to enter the second cavity (190), a part of the powder in the second cavity (190) is ejected out of the receptacle (110) from the nozzle (320), and the rest enters the first cavity (140).

3. The powder spray device of claim 1, wherein: a partition (120) is arranged in the container (110), the partition (120) divides the interior of the container (110) into the first cavity (140) and the second cavity (190), and a first through hole (130) is formed in the partition (120) to communicate the first cavity (140) with the second cavity (190).

4. The powder spray device of claim 3, wherein: the separator (120) is recessed downward, and the first through hole (130) is opened at the bottom of the separator (120).

5. The powder spray device of claim 3, wherein: the first end of the spout (320) is vertically aligned with the first through-hole (130).

6. The powder spray device of claim 1, wherein: the container (110) is further internally provided with a third cavity (191), the third cavity (191) is annularly arranged outside the first cavity (140), and the third cavity (191) is communicated with one ends, far away from the first cavity (140), of the first cavity (140) and the second cavity (190).

7. The powder spray device of any one of claims 1 to 6, wherein the pump body assembly comprises:

an air pump (200);

an air tube (310), a first end of the air tube (310) being in communication with the air pump (200), and a second end of the air tube (310) being in communication with the first cavity (140).

8. The powder spray device of claim 7, wherein: the second end port of the air pipe (310) faces to the horizontal direction, and the extension line of the second end port of the air pipe (310) is not perpendicular to the central axis of the container (110).

9. The powder spray device of claim 7, wherein: the second end port of the air pipe (310) is provided with a first filter.

10. The powder spray device of claim 7, wherein: the bottom of the first cavity (140) is provided with an arc-shaped groove (160) which is concave downwards.

11. The powder spray device of claim 10, wherein: the second end port of the air pipe (310) faces to the vertical direction and faces to the inner side wall of the arc-shaped groove (160).