CN217108390U

CN217108390U - Back pressure valve for regulating air pressure of breathing machine

Info

Publication number: CN217108390U
Application number: CN202221028768.6U
Authority: CN
Inventors: 刘�英
Original assignee: Foshan Shengling Hardware Products Co ltd
Current assignee: Foshan Shengling Hardware Products Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-02
Anticipated expiration: 2032-04-29

Abstract

The utility model provides a back pressure valve for breathing machine regulation atmospheric pressure belongs to back pressure valve technical field, and it includes the valve body, and the downside of valve body is provided with the bottom plate, and the upper end fixedly connected with butt joint cover of bottom plate is provided with first mounting groove and second mounting groove in the butt joint cover, and the lower extreme fixedly connected with locating piece of valve body, locating piece insert first mounting groove from top to bottom in, are provided with the locating component in the first mounting groove; when needing to dismantle, press two kicking blocks and make it be close to mutually, drive two location tips and be close to mutually for two location tips and the third mounting groove separation that corresponds, the locating piece can be separated with first mounting groove this moment, directly extract and to dismantle the valve body, realize being convenient for install and dismantle the valve body, the mounting means simple structure is stable, labour saving and time saving.

Description

Back pressure valve for regulating air pressure of breathing machine

Technical Field

The utility model belongs to the technical field of the back pressure valve, concretely relates to back pressure valve for breathing machine adjusts atmospheric pressure.

Background

The back pressure valve is said to be a pressure which is established due to the function of the valve and which can generally be regulated. Can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil products, liquid metal, radioactive media and the like. The opening and closing piece is a disc-shaped valve plate and rotates around the axis of the opening and closing piece in the valve body, so that the opening and closing or adjusting purpose is achieved. The pipe mainly plays a role in cutting off and throttling. The most common systems include a fluid metering and feeding system, a hydraulic control system, chemical reaction conditions, physical critical state control and the like.

The back pressure valve is an important device on the breathing machine, and mainly plays a role in cutting off and throttling on a pipeline, when the existing back pressure valve is used, structures such as a positioning plate and a bolt need to be installed, the installation of the back pressure valve is very troublesome, the back pressure valve is difficult to detach and maintain, and the back pressure valve is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a back pressure valve for breathing machine regulation atmospheric pressure, it is very troublesome to aim at solving the installation among the prior art, is difficult to dismantle the maintenance moreover, the problem of inconvenient use.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a back pressure valve for breathing machine adjusts atmospheric pressure, includes the valve body, the downside of valve body is provided with the bottom plate, the upper end fixedly connected with butt joint cover of bottom plate, be provided with first mounting groove and second mounting groove in the butt joint cover, the lower extreme fixedly connected with locating piece of valve body, the locating piece from top to bottom inserts in the first mounting groove, be provided with locating component in the first mounting groove.

As an optimized scheme, the locating component includes fifth mounting groove and two location tips, be provided with the fourth mounting groove in the locating piece, two equal sliding connection in the fourth mounting groove of location tip, fifth mounting groove fixed connection is between two location tips, two the one end that the location tip was kept away from mutually runs through the both sides of locating piece.

As an optimized scheme of the utility model, be provided with two third mounting grooves, two in the first mounting groove the location tip inserts one of them third mounting groove respectively.

As an optimized scheme of the utility model, two all be provided with the kicking block, two in the third mounting groove the equal fixedly connected with slider in surface of kicking block, every slider sliding connection is in one of them third mounting groove, two one side that the kicking block was kept away from mutually runs through the both sides of butt joint cover.

As a preferred scheme of the utility model, be provided with first spring and baffle in the second mounting groove, first spring is located the downside of baffle, baffle sliding connection is in the second mounting groove.

As a preferred scheme, the both sides of locating piece are all seted up flutedly, two protruding pieces of inner wall fixedly connected with of first mounting groove, protruding piece sliding connection is in the recess.

As an optimized scheme of the utility model, the both sides of valve body all are provided with the interface, the position of interface and third mounting groove parallels.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this scheme is when location tip and third mounting groove are located same straight line, two location tips insert the kicking block that corresponds under the elastic action of fifth mounting groove in, this moment because blockking of location tip, make the locating piece can't reciprocate, reach the purpose of fixed valve body, when needs are dismantled, press down two kicking blocks and make it be close to mutually, it is close to drive two location tips mutually, make two location tips and the third mounting groove separation that corresponds, the locating piece can separate with first mounting groove this moment, directly extract and to dismantle the valve body, the realization is convenient for install and dismantle the valve body, the simple structure of mounting means is stable, time saving and labor saving.

2. This scheme is when location tip and third mounting groove separation, under the elastic action of first spring, the baffle promotes the locating piece rebound, and one section distance of location tip rebound realizes the auto-eject locating piece, can dismantle the valve body fast.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the exploded structure of the positioning block of the present invention;

FIG. 3 is a schematic sectional view of the positioning block of the present invention;

fig. 4 is a schematic view of the sectional structure of the bottom plate of the present invention.

In the figure: 1. a valve body; 2. a base plate; 3. a butt joint port; 4. butting sleeves; 5. a first mounting groove; 6. a second mounting groove; 7. a first spring; 8. a baffle plate; 9. positioning blocks; 10. a third mounting groove; 11. a top block; 12. a slider; 13. a fourth mounting groove; 14. a fifth mounting groove; 15. a locating pin; 16. a raised block; 17. a groove; 18. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1 to 4, the technical solution provided by the present embodiment is as follows:

the utility model provides a back pressure valve for breathing machine regulation atmospheric pressure, its includes valve body 1, and the downside of valve body 1 is provided with bottom plate 2, and the upper end fixedly connected with butt joint cover 4 of bottom plate 2 is provided with first mounting groove 5 and second mounting groove 6 in the butt joint cover 4, and the lower extreme fixedly connected with locating piece 9 of valve body 1, locating piece 9 from top to bottom insert in first mounting groove 5, are provided with locating component in the first mounting groove 5.

The valve body 1 is made of metal materials and has the characteristics of high hardness and corrosion resistance.

In the embodiment of the present invention, the positioning block 9 is welded at the bottom of the valve body 1, when installing, the bottom plate 2 is first fixed on the wall, and then the protrusion block 16 and the groove 17 are aligned, so that the positioning block 9 is inserted into the first mounting groove 5, when the positioning pin 15 and the third mounting groove 10 are located on the same straight line, the two positioning pins 15 are inserted into the corresponding top blocks 11 under the elastic action of the fifth mounting groove 14, at this time, due to the blocking of the positioning pins 15, the positioning block 9 cannot move up and down, thereby achieving the purpose of fixing the valve body 1, when needing to dismantle, the two top blocks 11 are pressed to be close to each other, so as to drive the two positioning pins 15 to be close to each other, so that the two positioning pins 15 are separated from the corresponding third mounting groove 10, at this time, the positioning block 9 can be separated from the first mounting groove 5, the valve body 1 can be directly pulled out, thereby realizing the convenient installation and dismantling of the valve body 1, and the simple structure is stable, time and labor are saved.

In a preferred embodiment, the positioning assembly includes a fifth mounting groove 14 and two positioning pins 15, a fourth mounting groove 13 is disposed in the positioning block 9, the two positioning pins 15 are both slidably connected in the fourth mounting groove 13, the fifth mounting groove 14 is fixedly connected between the two positioning pins 15, and ends of the two positioning pins 15, which are far away from each other, penetrate through two sides of the positioning block 9.

The utility model discloses an in the concrete embodiment, two location tip 15 mutual symmetries keep away from each other under the effect of fifth mounting groove 14, when location tip 15 and third mounting groove 10 were located same straight line, location tip 15 inserted in third mounting groove 10 under the elastic action of fifth mounting groove 14, and locating piece 9 reaches the purpose of highly positioned piece 9 because location tip 15 blocks unable removal this moment.

In a preferred embodiment, two third mounting grooves 10 are provided in the first mounting groove 5, and two positioning pins 15 are inserted into one of the third mounting grooves 10, respectively.

The utility model discloses an in the concrete embodiment, the straight line that two third mounting grooves 10 and two location tips 15 formed is parallel to each other, inserts in first mounting groove 5 at locating piece 9 back, and the straight line that two location tips 15 formed is close to each other with the straight line that two kicking blocks 11 formed gradually, and last two location tips 15 and two third mounting grooves 10 are located same straight line, and location tips 15 can the disect insertion third mounting groove 10 under the elastic action of fifth mounting groove 14.

In a preferred embodiment, the two third mounting grooves 10 are respectively provided with a top block 11, the surfaces of the two top blocks 11 are respectively fixedly connected with a sliding block 12, each sliding block 12 is slidably connected in one of the third mounting grooves 10, and one side, far away from the two top blocks 11, penetrates through two sides of the butting sleeve 4.

The utility model discloses an in the embodiment, slider 12's setting for 11 rectilinear movement in restriction kicking blocks, and can not stretch out the outside of butt joint cover 4 completely, back in two location tips 15 insert corresponding third mounting groove 10, two location tips 15 can promote two kicking blocks 11 and keep away from each other, when needing to dismantle, press two kicking blocks 11 and be close to mutually, make two location tips 15 and the separation of third mounting groove 10, locating piece 9 can directly be extracted this moment, reach the purpose of dismantling valve body 1.

In a preferred embodiment, a first spring 7 and a baffle plate 8 are arranged in the second mounting groove 6, the first spring 7 is positioned at the lower side of the baffle plate 8, and the baffle plate 8 is slidably connected in the second mounting groove 6.

The utility model discloses an in the concrete embodiment, can drive baffle 8 downstream when locating piece 9 inserts in first mounting groove 5 for first spring 7 is in compression state, when location tip 15 separates with third mounting groove 10, under the elastic action of first spring 7, baffle 8 promotes locating piece 9 rebound, and location tip 15 moves one section distance upwards, realizes auto-eject locating piece 9, can dismantle valve body 1, labour saving and time saving fast.

In a preferred embodiment, the positioning block 9 is provided with grooves 17 on both sides thereof, and two protruding blocks 16 are fixedly connected to the inner wall of the first mounting groove 5, and the protruding blocks 16 are slidably connected to the grooves 17.

In the embodiment of the present invention, the protruding block 16 is used to limit the movement of the positioning block 9, and the groove 17 is formed on the protruding block 16, so that the positioning block 9 is inserted into the first mounting groove 5 linearly, and the two positioning pins 15 are kept inserted into the corresponding third mounting grooves 10.

In a preferred embodiment, the valve body 1 is provided with the butt joint port 3 on both sides, and the positions of the butt joint port 3 and the third installation groove 10 are parallel.

In the embodiment of the present invention, the valve body 1 is directly mounted conveniently by using the parallel position relationship between the interface 3 and the third mounting groove 10.

The utility model discloses a theory of operation does: during installation, firstly, the bottom plate 2 is fixed on a wall, then the raised block 16 and the groove 17 are aligned, so that the positioning block 9 is inserted into the first mounting groove 5, when the positioning pins 15 and the third mounting groove 10 are positioned on the same straight line, the two positioning pins 15 are inserted into the corresponding top blocks 11 under the elastic action of the fifth mounting groove 14, at the moment, due to the blocking of the positioning pins 15, the positioning block 9 cannot move up and down, the purpose of fixing the valve body 1 is achieved, when the valve body is required to be disassembled, the two top blocks 11 are pressed to be close to each other, the two positioning pins 15 are driven to be close to each other, the two positioning pins 15 are separated from the corresponding third mounting grooves 10, at the moment, the positioning block 9 can be separated from the first mounting groove 5, the valve body 1 can be disassembled by directly pulling out, the valve body 1 is convenient to install and disassemble, the installation mode is simple in structure and stable, time and labor are saved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a back pressure valve for breathing machine adjusts atmospheric pressure, includes valve body (1), its characterized in that, the downside of valve body (1) is provided with bottom plate (2), the upper end fixedly connected with butt joint cover (4) of bottom plate (2), be provided with first mounting groove (5) and second mounting groove (6) in butt joint cover (4), the lower extreme fixedly connected with locating piece (9) of valve body (1), locating piece (9) from top to bottom insert in first mounting groove (5), be provided with locating component in first mounting groove (5).

2. A backpressure valve for ventilator regulation of air pressure as claimed in claim 1, wherein: the positioning assembly comprises a fifth mounting groove (14) and two positioning pins (15), a fourth mounting groove (13) is formed in the positioning block (9), the positioning pins (15) are connected into the fourth mounting groove (13) in a sliding mode, the fifth mounting groove (14) is fixedly connected between the two positioning pins (15), and the two ends, far away from the positioning pins (15), of the positioning pins (15) penetrate through the two sides of the positioning block (9).

3. A backpressure valve for ventilator regulation of air pressure as claimed in claim 2, wherein: two third mounting grooves (10) are formed in the first mounting groove (5), and the two positioning pins (15) are inserted into one of the third mounting grooves (10) respectively.

4. A backpressure valve for ventilator regulation of air pressure as claimed in claim 3, wherein: two all be provided with kicking block (11), two in third mounting groove (10) the equal fixedly connected with slider (12) in surface of kicking block (11), every slider (12) sliding connection runs through the both sides of butt joint cover (4) in one of them third mounting groove (10), two one side that kicking block (11) kept away from mutually.

5. A backpressure valve for ventilator regulation of air pressure as claimed in claim 4, wherein: a first spring (7) and a baffle (8) are arranged in the second mounting groove (6), the first spring (7) is located on the lower side of the baffle (8), and the baffle (8) is connected in the second mounting groove (6) in a sliding mode.

6. A backpressure valve for ventilator regulation of air pressure as claimed in claim 5, wherein: the positioning block is characterized in that grooves (17) are formed in two sides of the positioning block (9), two protruding blocks (16) are fixedly connected to the inner wall of the first mounting groove (5), and the protruding blocks (16) are connected into the grooves (17) in a sliding mode.

7. A backpressure valve for ventilator regulation of air pressure as claimed in claim 6, wherein: the edge of the bottom plate (2) is provided with a mounting hole (18), the two sides of the valve body (1) are provided with butt joints (3), and the positions of the butt joints (3) and the third mounting groove (10) are parallel.