CN215780716U - Gas distributor - Google Patents

Abstract

The utility model provides a gas distributor, which comprises a body and a first adjusting cam, wherein the first adjusting cam is rotatably arranged on the body, the body is provided with a first interface and a first channel structure, a cavity is arranged in the body, the inner wall of the first channel structure is provided with a second interface, the first interface and the second interface are communicated with the cavity, the second interface is suitable for being connected with a first connecting pipe, the side wall of one side of the first channel structure is provided with a first opening, the first adjusting cam is provided with a cam profile suitable for extruding the first connecting pipe, and the extrusion degree of the first adjusting cam to the first connecting pipe can be adjusted by rotating the first adjusting cam. The utility model provides a gas distributor which can be arranged at any position on an oxygen supply pipeline or an atomization pipeline, and when a user needs to adjust the flow rate, the user does not need to move to the position of a valve, and the flow rate in the pipeline can be adjusted through the gas distributor.

Description

Gas distributor

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a gas distributor.

Background

In the clinical nursing work, the oxygen supply is needed to the user or the atomization treatment is needed, and a flow rate regulating valve is integrated at the central oxygen supply interface or on the atomizer. Because the central oxygen supply interface or the atomizer is limited by a power supply line and the position of the central oxygen supply interface or the atomizer is fixed, when a user needs to adjust the flow rate, the user needs to move to the position where the valve is located, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a gas distributor which can be installed at any position on an oxygen supply pipeline or an atomization pipeline, when a user needs to adjust the flow rate, the user does not need to move to the position of a valve, and the flow rate in the pipeline can be adjusted through the gas distributor.

In order to solve the above problems, the present invention provides a gas distributor, including a body and a first adjusting cam, wherein the first adjusting cam is rotatably mounted on the body, the body is provided with a first interface and a first channel structure, a cavity is arranged inside the body, a second interface is arranged on an inner wall of the first channel structure, the first interface and the second interface are both communicated with the cavity, the second interface is suitable for connecting a first connecting pipe, a side wall of the first channel structure is provided with a first opening, the first adjusting cam has a cam profile suitable for extruding the first connecting pipe, and the degree of extrusion of the first adjusting cam on the first connecting pipe can be adjusted by rotating the first adjusting cam.

After the structure is adopted, the first connecting pipe penetrates through the first channel structure to be connected with the second interface, the first adjusting cam is rotated, the cam profile on the first adjusting cam gradually approaches the first connecting pipe, the first connecting pipe is extruded, the first connecting pipe is elastically deformed after being subjected to lateral pressure, the sectional area of the inner diameter of the first connecting pipe is gradually reduced until the pipeline inside the first connecting pipe is closed, and therefore the purpose of adjusting the flow rate is achieved. The gas distributor is used as a pipeline joint, can be arranged at any position on an oxygen supply pipeline or an atomization supply pipeline, and can be used for adjusting the flow rate of the pipeline by a user on the premise of not getting up.

Optionally, a first window communicated with the first channel structure is arranged on the surface of the body, and the second interface is exposed out of the surface of the body through the first window; the first window is arranged, so that a user can conveniently connect the first connecting pipe with the second interface through the first window.

Optionally, a second channel structure is arranged on the body, a third interface is arranged on the inner wall of the second channel structure, the third interface is communicated with the cavity, the third interface is suitable for being connected with a second connecting pipe, and a second opening is arranged on the side wall of one side of the second channel structure.

Optionally, a second window connected to the second channel structure is disposed on the surface of the body, and the third interface is exposed on the surface of the body through the second window.

Optionally, be equipped with first installation department on the shown body, first installation department center is equipped with first spliced pole, be equipped with the connecting hole on the first regulation cam, first regulation cam gomphosis is installed in the first installation department, first regulation cam passes through the connecting hole with first spliced pole cooperation is realized rotationally installing on the body.

Optionally, a rotating portion is disposed on the first adjusting cam, and the rotating portion is exposed on the surface of the body.

Optionally, the rotating portion is frustum-conical.

Optionally, the connecting device further comprises a second adjusting cam rotatably mounted on the body, the second adjusting cam being adapted to press the first connecting pipe.

Optionally, the surface of the body is provided with a holding part; the holding part is suitable for a user to hold the body.

Drawings

FIG. 1 is a schematic view of a gas distributor according to the present embodiment of the present invention;

FIG. 2 is a bottom view of the gas distributor of this embodiment of the present invention;

FIG. 3 is a top view of a gas distributor according to the present invention;

FIG. 4 is a schematic view of a gas distributor according to another embodiment of the present invention;

FIG. 5 is a side view of a gas distributor according to another embodiment of the present invention;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is a schematic structural diagram of a main body according to another embodiment of the present invention;

fig. 8 is a schematic structural view of a first adjustment cam in another embodiment of the present invention.

Description of reference numerals:

1. a body; 2. a first adjustment cam; 3. a second adjustment cam; 4. a first connecting pipe; 5. a second connecting pipe;

11. a first interface; 12. a first channel structure; 13. a second channel structure; 14. a grip portion; 15. a second interface; 16. a third interface; 17. a first mounting portion; 18. a first connecting column; 19. a second mounting portion; 110. a second connecting column; 111. a cavity;

12a, a first window; 12b, a first opening; 12c, a third opening;

13a, a second window; 13b, a second opening; 13c, a fourth opening;

21. a rotating part; 22. connecting holes; 23. a cam profile.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the utility model, the gas distributor is a pipe connection, more specifically an oxygen pipe or an atomizing pipe connection. At least one interface is used as an air inlet interface, and one interface is used as an air outlet interface.

Example 1

As shown in fig. 1, the present invention provides a gas distributor, which includes a body 1 and a first adjusting cam 2, wherein the first adjusting cam 2 is rotatably installed on the body 1, the body 1 is provided with a first interface 11 and a first channel structure 12, a cavity 111 is provided inside the body 1, a second interface 15 is provided on an inner wall of the first channel structure 12, both the first interface 11 and the second interface 15 are communicated with the cavity 111, the second interface 15 is suitable for connecting with a first connecting pipe 4, a side wall of the first channel structure 12 is provided with a first opening 12b, the first adjusting cam 2 has a cam profile 23 suitable for extruding the first connecting pipe 4, and the extruding degree of the first adjusting cam 2 on the first connecting pipe 4 can be adjusted by rotating the first adjusting cam 2.

Further, the first channel structure 12 extends from the surface of the body 1 towards the interior thereof, so that an opening is formed in the surface of the body 1 at the first channel structure 12, through which opening the first connection tube 4 enters the interior of the first channel structure 12.

Further, as shown in fig. 6 and 8, the first adjustment cam 2 has a cam profile 23 on its outer circumference, the cam profile 23 has a fan-shaped profile structure with gradually increasing radius, and the cam profile 23 has a step structure connected with the initial radius of the outer circumference of the first adjustment cam 2 when the radius of the cam profile 23 increases to the maximum value. By rotating the first adjusting cam 2, the profile structure enters the interior of the first channel structure 12 through the first opening 12b, which cooperates with the inner wall of the first channel structure 12 and presses the first connecting pipe 4.

Furthermore, when the first adjustment cam 2 is rotated, the distance between the cam profile 23 and the other side wall of the first channel structure 12 increases or decreases, and when the distance between the cam profile 23 and the side wall of the first channel structure 12 gradually decreases, the cam profile 23 and the other side wall of the first channel structure 12 press the first connection pipe 4. As the cam profile 23 is spaced further from the side wall of the first channel structure 12, the cam profile 23 is gradually released from the pressing of the first connecting tube 4.

Furthermore, in another embodiment, the cam structure has two centrally symmetrically arranged profile structures, which respectively perform the adjusting compression on the first connecting pipe 4 and the second connecting pipe 5.

Further, as shown in fig. 3, the first port 11 is provided at the front end of the body 1.

Specifically, as shown in fig. 2, a first window 12a communicating with the first channel structure 12 is disposed on the surface of the body 1, and the second port 15 is exposed on the surface of the body 1 through the first window 12 a; the first window 12a is provided to facilitate a user to connect the first connection tube 4 with the second interface 15 through the first window 12 a.

Further, the first window 12a is provided to complete the connection of the first connection tube 4 and the second interface 15 from the surface of the body 1.

Specifically, the body 1 is provided with a second channel structure 13, the inner wall of the second channel structure 13 is provided with a third interface 16, the third interface 16 is communicated with the cavity 111, the third interface 16 is suitable for being connected with the second connecting pipe 5, and the side wall of one side of the second channel structure 13 is provided with a second opening 13 b.

Further, by rotating the first adjustment cam 2, the distance between the cam profile 23 in the second opening 13b and the other side wall of the second channel structure 13 increases or decreases, and when the distance between the cam profile 23 and the other side wall of the second channel structure 13 gradually decreases, the cam profile 23 and the other side wall of the second channel structure 13 press the second connection pipe 5; when the distance between the cam profile 23 and the side wall of the second channel structure 13 is gradually increased, the cam profile 23 is gradually separated from the extrusion state of the second connecting pipe 5; with the above structure, the first adjustment cam 2 can perform flow adjustment on the first connection pipe 4 and the second connection pipe 5, respectively.

Furthermore, the first port 11, the second port 15 and the third port 16 are all communicated with the cavity 111 to form a three-way structure.

Furthermore, the first channel structure 12 is parallel to the second channel structure 13 with the first adjustment cam 2 therebetween. The cam contour 23 on the first adjustment cam 2 presses the first connecting pipe 4, the first connecting pipe 4 is released from the pressed state by continuing to rotate the first adjustment cam 2, and the second connecting pipe 5 is pressed by the cam contour 23 entering into the second opening 13 b.

Specifically, a second window 13a communicating with the second channel structure 13 is disposed on the surface of the body 1, and the third interface 16 is exposed on the surface of the body 1 through the second window 13 a.

Further, as shown in fig. 2, the second window 13a is disposed to complete the connection of the second connection pipe 5 and the third port 16 from the surface of the body 1.

Furthermore, in this embodiment, the first port 11 is connected to an oxygen inlet pipe, and the second port 15 and the third port 16 are respectively connected to an oxygen outlet pipe. Namely, the first connecting pipe 4 and the second connecting pipe 5 are respectively used as the oxygen outlet pipes.

In another embodiment, the first port 11 is sealed, the second port 15 is connected to an oxygen inlet pipe, and the third port 16 is connected to an oxygen outlet pipe. Namely, the first connecting pipe 4 is used as an oxygen inlet pipe, and the second connecting pipe 5 is used as an oxygen outlet pipe.

Specifically, as shown in fig. 6, a first mounting portion 17 is disposed on the body 1, a first connecting post 18 is disposed in the center of the first mounting portion 17, a connecting hole 22 is disposed on the first adjusting cam 2, the first adjusting cam 2 is embedded in the first mounting portion 17, and the first adjusting cam 2 is rotatably mounted on the body 1 through the connecting hole 22 and the first connecting post 18.

Further, the first mounting portion 17 is a structure recessed downward from the surface of the body 1, and the first connection column 18 is disposed at the center of the structure and extends from bottom to top. The center of the first adjusting cam 2 is provided with a connecting hole 22, and the connecting hole 22 penetrates through the first adjusting cam 2 from top to bottom. The connecting hole 22 and the first connecting column 18 cooperate to form a rotating pair.

Further, in another embodiment, the connection holes 22 are replaced with connection grooves.

Specifically, the first adjustment cam 2 is provided with a rotating portion 21, and the rotating portion 21 is exposed on the surface of the body 1.

Further, the rotating portion 21 has a truncated cone shape.

Further, the outer periphery of the rotating portion 21 is provided with an anti-slip pattern.

Specifically, a holding part 14 is arranged on the surface of the body 1; the grip portion 14 is provided to allow a user to grip the body 1.

Further, as shown in fig. 7, the holding portion 14 is a hole structure penetrating through the main body 1, so that a user can hold the gas distributor through the hole structure.

Furthermore, the oxygen tube passes through the holding portion 14 to be connected with the first connector 11 or the second connector 15, and the side wall edge of the holding portion 14 restrains the oxygen tube to achieve the fixing effect.

In another embodiment, shown in fig. 5 and 6, the gas distributor further comprises a second adjustment cam 3, the second adjustment cam 3 being rotatably mounted on the body 1, the second adjustment cam 3 being adapted to press the first connection pipe 4.

Further, the first and second adjustment cams 2 and 3 are identical in structure. The body 1 is provided with a second mounting portion 19, and the second adjustment cam 3 is rotatably mounted in the second mounting portion 19. The second mounting part 19 is internally provided with a second connecting column 110, and the connecting hole 22 on the second adjusting cam 3 is matched with the second connecting column 110 to form a rotating pair.

Furthermore, a third opening 12c is formed in a side wall of the first channel structure 12, the second adjustment cam 3 is rotated, and the distance between the cam profile 23 in the third opening 12c and the side wall of the first channel structure 12 increases or decreases, and when the distance decreases, the cam profile 23 and the side wall of the first channel structure 12 press the first connection pipe 4.

Furthermore, a fourth opening 13c is formed on one side wall of the second channel structure 13, the second adjustment cam 3 is rotated, the distance between the cam profile 23 in the fourth opening 13c and the other side wall of the second channel structure 13 is increased or decreased, and when the distance is decreased, the cam profile 23 and the other side wall of the second channel structure 13 squeeze the second connection pipe 5.

Further, in another embodiment, the first adjusting cam 2 is adapted to perform adjusting compression on the first connecting pipe 4, and the second adjusting cam 3 is adapted to perform adjusting compression on the second connecting pipe 5.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.

Claims (9)

1. A gas distributor, characterized by: comprises a body (1) and a first adjusting cam (2), wherein the first adjusting cam (2) is rotatably arranged on the body (1), the body (1) is provided with a first interface (11) and a first channel structure (12), a cavity (111) is arranged in the body (1), a second interface (15) is arranged on the inner wall of the first channel structure (12), the first connection (11) and the second connection (15) are both connected to the cavity (111), the second interface (15) is suitable for connecting a first connecting pipe (4), a first opening (12b) is arranged on one side wall of the first channel structure (12), the first adjusting cam (2) has a cam contour (23) which is suitable for pressing the first connecting tube (4), by rotating the first adjusting cam (2), the degree of pressing of the first connecting pipe (4) by the first adjusting cam (2) can be adjusted.

2. A gas distributor according to claim 1 wherein: the surface of the body (1) is provided with a first window (12a) communicated with the first channel structure (12), and the second interface (15) is exposed out of the surface of the body (1) through the first window (12 a).

3. A gas distributor according to claim 1 wherein: be equipped with second channel structure (13) on body (1), be equipped with third interface (16) on the inner wall of second channel structure (13), third interface (16) with cavity (111) switch-on, third interface (16) are suitable for connecting second connecting pipe (5), be equipped with second opening (13b) on one side lateral wall of second channel structure (13).

4. A gas distributor according to claim 3 wherein: and a second window (13a) communicated with the second channel structure (13) is arranged on the surface of the body (1), and the third interface (16) is exposed out of the surface of the body (1) through the second window (13 a).

5. A gas distributor according to claim 1 wherein: be equipped with first installation department (17) on shown body (1), first installation department (17) center is equipped with first spliced pole (18), be equipped with connecting hole (22) on first regulation cam (2), first regulation cam (2) gomphosis is installed in first installation department (17), first regulation cam (2) pass through connecting hole (22) with first spliced pole (18) cooperation is realized rotationally installing on body (1).

6. A gas distributor according to claim 5 wherein: the first adjusting cam (2) is provided with a rotating part (21), and the rotating part (21) is exposed on the surface of the body (1).

7. A gas distributor according to claim 6 wherein: the rotating part (21) is in a truncated cone shape.

8. A gas distributor according to any one of claims 1 to 7 wherein: the connecting device further comprises a second adjusting cam (3), wherein the second adjusting cam (3) is rotatably arranged on the body (1), and the second adjusting cam (3) is suitable for extruding the first connecting pipe (4).

9. A gas distributor according to claim 8 wherein: the surface of the body (1) is provided with a holding part (14).

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