CN211175534U

CN211175534U - Flue check valve and range hood

Info

Publication number: CN211175534U
Application number: CN201921236902.XU
Authority: CN
Inventors: 梁华平; 梁之博; 刘宏亮; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-08-04
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a flue check valve and range hood, be in including disk seat and detachably setting valve body on the disk seat, wherein disk seat one end is provided with the buckle subassembly and is used for with the disk seat buckle is connected on the flue the disk seat other end is provided with the fixed part, the fixed part butt is in be used for on the terminal surface of flue right the axial displacement of disk seat is injectd. It is convenient for dismouting, can make the flue check valve install on the wall body tightly.

Description

Flue check valve and range hood

Technical Field

The utility model relates to a kitchen electricity technical field especially relates to a flue check valve and range hood.

Background

In the related art, most of the smokers are fixed on the wall by the binding belt, the spring buckle or the screw directly. Although the smoke-proof device can be well fixed on a wall body by adopting the installation mode, a lot of inconvenience is brought, such as inconvenient buckle operation, and small accessories are required to be additionally added; the spring buckle has high cost, complex process, difficult disassembly and inconvenient installation; the adoption of the screw is high in cost, damages the wall body, and is more inconvenient in drilling by using a special tool.

Disclosure of Invention

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a flue check valve, its dismouting of being convenient for can make the flue check valve install on the wall body tightly.

Furthermore, the utility model also provides a range hood can effectively improve the production packaging efficiency of product.

The first object is achieved by the following technical scheme:

the utility model provides a flue check valve, includes that disk seat and detachably set up valve body on the disk seat, wherein disk seat one end is provided with buckle subassembly be used for with the disk seat buckle is connected on the flue the disk seat other end is provided with the fixed part, the fixed part butt is in be used for on the terminal surface of flue right the axial displacement of disk seat is injectd.

In some embodiments, an internal thread is formed in the valve seat, and an external thread is formed on the valve body, and the internal thread and the external thread are matched with each other to detachably connect the valve seat and the valve body together.

In some embodiments, a rib is provided on an outer surface of the valve body, and the rib abuts on the fixing portion when the valve body and the valve seat are coupled together.

In some embodiments, a through hole is formed in the fixing portion, and a pull hook is arranged on the convex rib and is in fit connection with the through hole so as to mount the valve seat and the valve body together.

In some embodiments, the snap assembly includes a plurality of snaps, the snaps being spaced apart along a perimeter of the valve seat.

In some embodiments, the fastening member includes a connecting arm and a hook, the connecting arm is disposed on the valve seat, and the hook is disposed at an end of the connecting arm away from the valve seat, and after the connecting arm passes through the flue, the hook is connected with an end surface of the flue in a matching manner so as to connect the valve seat to the flue in a fastening manner.

In some embodiments, the connecting arm is upwardly protruded at an end portion thereof to form the hook, and the hook has a triangular cross section, and both side surfaces of the hook are obliquely arranged to form a first guide surface and a second guide surface, respectively.

In some embodiments, the distance between the hook and the fixing portion is the same as the length of the flue.

In some embodiments, a tube collar is further included, the tube collar being coupled to the valve body.

The second objective is achieved by the following technical scheme:

a range hood comprising a flue check valve as described in any one of the above embodiments.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model discloses a flue check valve, its dismouting of being convenient for can make the flue check valve install on the wall body tightly.

2. The design is reasonable, and the wall body can not be damaged in the process of installing the flue check valve.

3. The utility model discloses a range hood, its simple structure can effectively improve the production packaging efficiency of product.

Drawings

FIG. 1 is a schematic structural diagram of a flue check valve according to an embodiment of the present invention;

FIG. 2 is an exploded view of the flue check valve in an embodiment of the present invention;

fig. 3 is a cross-sectional view of a flue check valve in an embodiment of the present invention.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 3, the present embodiment provides a flue check valve, which includes a valve seat 1 and a valve body 2 detachably disposed on the valve seat 1, wherein a fastening component 3 is disposed at one end of the valve seat 1 for fastening the valve seat 1 to a flue, and a fixing portion 4 is disposed at the other end of the valve seat 1, and the fixing portion 4 abuts against an end surface of the flue for limiting axial displacement of the valve seat 1.

In this embodiment, the flue check valve is easy to assemble and disassemble, so that the flue check valve can be tightly installed on the wall. The flue has been seted up on the wall body of this embodiment, connect on the flue through 3 buckles of buckle subassembly after the wall body is passed to the one end of disk seat 1, the other end passes through 4 butt of fixed part on the terminal surface of flue, thereby with 1 fixed mounting of disk seat on the flue, valve body 2 has the valve, the valve can realize opening automatically or closing according to the power that air itself flowed and produce in the pipeline, 2 detachably of valve body install on disk seat 1, disk seat 1 and wall body of so being convenient for, dismouting between valve body 2 and the disk seat 1, thereby further improve the dismouting efficiency of product, and effectively improve the fastness of flue check valve installation, still can avoid disk seat 1 to take place to warp on disk seat 2 through the support of valve body 2 simultaneously.

Further, set up the internal thread in disk seat 1, seted up the external screw thread on valve body 2, the internal thread is mutually supported with the external screw thread and links together disk seat 1 with valve body 2 detachably, and its simple structure, the dismouting of being convenient for can further improve the reliability of installation between valve body 2 and the disk seat 1.

Preferably, be provided with protruding muscle 21 on the surface of valve body 2, when valve body 2 and disk seat 1 link together, protruding muscle 21 butt is on fixed part 4, its simple structure, and reasonable in design can effectively prescribe a limit to the mounted position of valve body 2.

Specifically, the fixing portion 4 is provided with a through hole 41, the protruding rib 21 is provided with a draw hook 22, the draw hook 22 is connected with the through hole 41 in a matching manner so as to mount the valve seat 1 and the valve body 2 together, and the mounting reliability between the valve seat and the valve body can be further improved.

In this embodiment, the cross-section of flue is circular, but not limited to it is circular, can also select for use other more suitable shapes according to actual need certainly, it is same, disk seat 1 also sets up according to the shape of flue, thereby further improve the leakproofness after the installation between disk seat 1 and the flue, install together through screw thread detachably between disk seat 1 and the valve body 2, thereby make valve body 2 screw on disk seat 1 through the screw thread, as long as come out valve body 2 toward outer knob during the dismantlement, valve body 2 can be followed and taken out on disk seat 1, its convenient operation, low cost, the dismantlement is convenient, can realize installation disk seat 1 without punching on the wall body. In this embodiment, the other end of the valve seat 1 extends outward along the circumferential direction of the valve seat 1 to form a fixing portion 4, the fixing portion 4 may be a plane or a protrusion, and may be configured as a fixing member of another type according to actual requirements, so that one end of the valve seat 1 is fastened on the flue, and the other end of the valve seat abuts against the end surface of the flue to limit the axial displacement of the valve seat 1. In addition, in order to limit the installation position of the valve body 2, a convex rib 21 is arranged on the outer surface of the valve body 2, the convex rib 21 is upwards convexly arranged along the circumferential direction of the valve body 2 to form the convex rib 21, the convex rib 21 extends towards the fixing part 4 and then is bent to form a hook 22, a through hole 41 is formed in the front surface of the fixing part 4, and after the valve body 2 and the valve seat 1 are screwed and installed together, the hook 22 penetrates through the through hole 41 to enable the hook 22 to hook the outer edge of the through hole 41 so as to install the valve seat 1 and the valve body 2 together.

Preferably, the snap assembly 3 comprises a plurality of snap members 31, the snap members 31 are arranged at intervals along the circumferential direction of the valve seat 1, and the snap assembly is simple in structure and convenient to disassemble and assemble.

Further, the fastener 31 includes a connecting arm 32 and a hook 33, the connecting arm 32 is disposed on the valve seat 1, the end of the connecting arm 32 away from the valve seat 1 is provided with the hook 33, and after the connecting arm 32 passes through the flue, the hook 33 is connected with the end surface of the flue in a matching manner so as to connect the valve seat 1 to the flue in a fastening manner.

Preferably, the end of the connecting arm 32 protrudes upwards to form the hook 33, the cross section of the hook 33 is triangular, and two side surfaces of the hook 33 are obliquely arranged to form a first guide surface 34 and a second guide surface 35 respectively, so that the valve seat and the flue can be conveniently disassembled and assembled.

Furthermore, the distance between the hook 33 and the fixing portion 4 is the same as the length of the flue, the structure is simple, and the reliability of installation between the valve seat 1 and the flue can be further improved.

In this embodiment, the fastening assembly 3 includes a plurality of fasteners 31, the fasteners 31 are spaced along the circumference of the valve seat 1, and a gap is formed between two adjacent fasteners 31 to make the fasteners 31 have elasticity, so that the valve seat 1 and the flue can be conveniently disassembled and assembled. In this embodiment, the hook 33 protrudes upward from the connecting arm 32 to form the hook 33, the cross section of the hook 33 is triangular, two side surfaces of the hook 33 are obliquely arranged to form a first guide surface 34 and a second guide surface 35 respectively, wherein the first guide surface 34 is obliquely arranged from top to bottom and toward one end away from the fixing portion 4 to guide the installation of the valve seat 1, the second guide surface 35 is obliquely arranged from top to bottom and toward one end close to the fixing portion 4 to guide the disassembly of the valve seat 1, and the bottom of the second guide surface 35 can be abutted against the end surface of the flue after the fastening member 31 passes through the wall to fixedly install the valve seat 1 on the wall, because the connecting arm 32 has elasticity, the connecting arm 32 automatically opens the hook 33 on the connecting arm 32 after passing through the wall, thereby fastening the valve seat 1 on the flue.

In particular, the valve also comprises a pipe ring 5, and the pipe ring 5 is connected with the valve body 2, so that the structure is simple and compact.

In this embodiment, one end of the pipe ring 5 is connected with the main body of the smoke exhauster through the smoke exhaust pipe, the other end of the pipe ring is fixed on the flue through the valve body 2, and the valve body 2 is automatically opened or closed according to the force generated by the flowing of air in the pipeline, so that the oil smoke and the air in the external or public flue are effectively prevented from flowing backwards to enter the house. In this embodiment, protruding muscle 21 is provided with the drag hook in the one end that is close to tube circle 5, be provided with on tube circle 5 with couple complex through-hole, after valve body 2 and tube circle 5 screwed the installation together, the couple passes and makes the couple hook the outward flange of through-hole in order to be in the same place valve body 2 with tube circle 5 installation behind the through-hole, in order to further improve the reliability of flue check valve installation, can make the direction of buckling of protruding muscle both sides drag hook tip be opposite direction.

Example two:

as shown in fig. 1 to 3, the present embodiment provides a range hood, which includes a flue check valve according to the first embodiment.

In this embodiment, seted up the flue on the wall body, connect on the flue through 3 buckles of buckle subassembly after the wall body is passed to the one end of disk seat 1, the other end passes through 4 butt of fixed part on the terminal surface of flue to with disk seat 1 fixed mounting on the flue, 2 one end detachably of valve body install on disk seat 1, the other end passes through tube collar 5 and is connected with range hood, its simple structure, can effectively improve the production packaging efficiency of product, further improve the fastness of flue check valve installation simultaneously.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The utility model provides a flue check valve, its characterized in that is in including disk seat (1) and detachably setting valve body (2) on disk seat (1), wherein disk seat (1) one end is provided with buckle subassembly (3) and is used for with disk seat (1) buckle is connected on the flue disk seat (1) other end is provided with fixed part (4), fixed part (4) butt is in be used for on the terminal surface of flue right the axial displacement of disk seat (1) is injectd.

2. The flue check valve according to claim 1, characterized in that an internal thread is provided in the valve seat (1) and an external thread is provided on the valve body (2), the internal thread and the external thread cooperating with each other to detachably connect the valve seat (1) and the valve body (2) together.

3. Flue check valve according to claim 1, characterized in that a rib (21) is provided on the outer surface of the valve body (2), the rib (21) abutting against the fixing portion (4) when the valve body (2) is connected to the valve seat (1).

4. The flue check valve as claimed in claim 3, wherein a through hole (41) is formed in the fixing portion (4), a draw hook (22) is disposed on the rib (21), and the draw hook (22) is connected with the through hole (41) in a matching manner to mount the valve seat (1) and the valve body (2) together.

5. A flue check valve according to claim 1, characterized in that the snap assembly (3) comprises a plurality of snap members (31), the snap members (31) being arranged at intervals along the circumference of the valve seat (1).

6. The flue check valve according to claim 5, characterized in that the fastener (31) comprises a connecting arm (32) and a hook (33), the connecting arm (32) is disposed on the valve seat (1) and the hook (33) is disposed on the connecting arm (32) at an end far from the valve seat (1), after the connecting arm (32) passes through the flue, the hook (33) is connected with an end surface of the flue in a matching manner so as to connect the valve seat (1) on the flue in a snapping manner.

7. The flue gas check valve according to claim 6, wherein the connecting arm (32) is upwardly protruded at an end thereof to form the hook (33) and the hook (33) has a triangular cross-section, and both side surfaces of the hook (33) are obliquely arranged to form a first guide surface (34) and a second guide surface (35), respectively.

8. A flue check valve according to claim 6, characterized in that the distance between the catch (33) and the fixing portion (4) is the same as the length of the flue.

9. A flue check valve according to any one of claims 1 to 8 further comprising a tube collar (5), said tube collar (5) being connected to said valve body (2).

10. A range hood comprising a flue check valve as claimed in any one of claims 1 to 9.