CN217876031U - Oil smoke separation net with improved dismounting structure - Google Patents
Oil smoke separation net with improved dismounting structure Download PDFInfo
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- CN217876031U CN217876031U CN202221840069.1U CN202221840069U CN217876031U CN 217876031 U CN217876031 U CN 217876031U CN 202221840069 U CN202221840069 U CN 202221840069U CN 217876031 U CN217876031 U CN 217876031U
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- torsion spring
- filter screen
- pin hole
- square frame
- annular edge
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Abstract
An oil fume separation net with an improved disassembly and assembly structure comprises a middle filter net and end filter nets, wherein the top of the middle filter net is provided with an upper pin hole, the middle part of the bottom of the middle filter net is provided with a lower pin hole, and the two ends of the middle filter net are provided with end pin holes; the top of the end filter screen is provided with an upper pin body, the middle part of the bottom of the end filter screen is provided with a lower pin body, two ends of the bottom of the end filter screen are provided with end clasps, each end clasp is provided with a torsional spring cavity, and the torsional spring cavities are communicated with gaps between the end clasps and the annular edge plates; the spring is characterized by also comprising a pin shaft and a torsion spring, wherein one end of the torsion spring is a straight arm, and the other end of the torsion spring is provided with a crank arm; the torsional spring is arranged in the torsional spring cavity, the pin shaft penetrates through the torsional spring cavity and the torsional spring, the straight arm is matched with the square end frame in the gap, and the crank arm is matched with the annular edge plate; the upper pin body is inserted into the upper pin hole, the lower pin body is inserted into the lower pin hole, the end part of the end clasp is inserted into the end pin hole, and the crank arm is matched with the square frame and the annular edge plate elastic support. The end clasp and the torsion spring are arranged, and the end pin hole has a certain length in the front-back direction, so that the assembly is convenient; after assembly, the crank arm of the torsion spring is firm in connection and convenient to detach.
Description
Technical Field
The utility model relates to a range hood, especially a range hood's oil smoke separation net.
Background
In the prior art, chinese patent 202123345200.5, a silent and shockproof oil net, is characterized in that: the filter comprises a middle filter screen and an end filter screen, wherein the end square frame is embedded into the square frame, the bottom edge plate and the side edge plate of the annular edge plate are attached to the bottom frame plate and the side frame plate of the square frame, the eave plate covers the top edge plate of the annular edge plate, and the end filter screen and the middle filter screen are detachably matched; the end of the smoke guide channel is opposite to the groove of the groove-shaped rib plate. The bottom frame plate of the square frame is provided with an elastic component and an inserting hole, and the cornice plate is provided with a buckling position or a locking hole; a bottom frame plate of the end square frame is provided with a pressing plate, a fixing groove and a bolt plate, and the pressing plate is positioned above the fixing groove; the top frame plate is provided with a buckle plate or a locking column; the pressing plate is in compression fit with the elastic assembly, the elastic assembly is embedded into the fixing groove, the plug pin plate is inserted into the inserting hole, the buckling hook plate is buckled with the buckling position, and the locking column is inserted into the locking hole. There are problems in that: the foolproof design is needed, the structure is complex, and the assembly is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides an improve oil smoke separation net of dismouting structure, it has simple structure, need not to prevent slow-witted special design, convenient assembling's characteristics.
The utility model discloses a realize like this: an oil smoke separating screen with an improved disassembly and assembly structure comprises a middle filtering screen and an end filtering screen, wherein the middle filtering screen comprises a square frame, the end filtering screen comprises an end square frame and an annular edge plate surrounding the end square frame, and the end filtering screen is provided with the front part and the rear part of the middle filtering screen and is in disassembly fit with the middle filtering screen; it is characterized in that: the top of the square frame of the middle filter screen is provided with an upper pin hole, the middle part of the bottom of the middle filter screen is provided with a lower pin hole, and two ends of the middle filter screen are provided with end pin holes;
the top of the square end frame of the end filter screen is provided with an upper pin body, the middle part of the bottom is provided with a lower pin body, two ends of the bottom are provided with end clasps, each end clasp is provided with a torsion spring cavity with a front opening and a rear opening, and the torsion spring cavities are communicated with gaps between the end clasps and the annular edge plate;
the spring is characterized by also comprising a pin shaft and a torsion spring, wherein one end of the torsion spring is a straight arm, and the other end of the torsion spring is provided with a crank arm;
the torsion spring is arranged in the torsion spring cavity, the pin shaft penetrates through the torsion spring cavity and the torsion spring, the straight arm is matched with the end square frame in the gap, and the crank arm is matched with the annular edge plate;
the upper pin body is inserted into the upper pin hole, the lower pin body is inserted into the lower pin hole, the end part of the end clasp is inserted into the end pin hole, and the crank arm is matched with the square frame and the annular edge plate through elastic supports.
Preferably: the crank arm comprises a straight arm part and a circular arc part,
the straight arm part is positioned in the torsional spring cavity, and the circular arc part is matched with the square frame and the annular edge plate.
Preferably: the suspended end of the circular arc part is arranged on the small circular ring.
The utility model relates to an oil smoke separating net with improved disassembly and assembly structure, which adopts the structure, the end clasp and the torsional spring are arranged, the front and back directions of the end pin hole have certain length, and the assembly is convenient; after the assembly, the effect of the crank arm of the torsion spring, firm in connection and convenient to disassemble.
Drawings
Fig. 1 is a partial sectional view of the present invention.
Fig. 2 is a partial perspective sectional view of the present invention.
Fig. 3 is a perspective view of the present invention.
Fig. 4 is one of the exploded perspective views of the present invention.
Fig. 5 is a second exploded perspective view of the present invention.
Fig. 6 is a partially enlarged view of fig. 5.
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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1, an oil smoke separating net with an improved dismounting structure comprises a middle filter net 1 and an end filter net 2, wherein the middle filter net 1 comprises a square frame 11, the end filter net comprises an end square frame 21 and an annular edge plate 22 surrounding the end square frame 21, and the end filter nets 2 are arranged at the front part and the rear part of the middle filter net 1 and are detachably matched with the middle filter net 1;
the top of the square frame 11 of the middle filter screen 1 is provided with an upper pin hole 12, the middle part of the bottom is provided with a lower pin hole 13, the two ends of the bottom are provided with end pin holes 14, and the end pin holes 14 have a certain length in the front-back direction;
the top of the square end frame 21 of the end filter screen 2 is provided with an upper pin body 23, the middle part of the bottom is provided with a lower pin body 24, the two ends are provided with end hooks 25, the end hooks 25 are provided with torsion spring cavities 251 with front and back openings, and the torsion spring cavities 251 are communicated with gaps between the end hooks 25 and the annular edge plate 22;
the device also comprises a pin shaft 3 and a torsion spring 4, wherein one end of the torsion spring 4 is a straight arm 41, and the other end is provided with a crank arm 42;
the torsion spring 4 is arranged in the torsion spring cavity 251, the pin shaft 3 penetrates through the torsion spring cavity 251 and the torsion spring 4, the straight arm 41 is matched with the end square frame 21 in the gap, and the crank arm 42 is matched with the annular edge plate 22;
the upper pin body 23 is inserted into the upper pin hole 12, the lower pin body 24 is inserted into the lower pin hole 13, the end of the end buckle 25 is inserted into the end pin hole 14, and the crank arm 42 is elastically supported and matched with the square frame 11 and the annular edge plate 22.
As a further improvement of the utility model: the crank arm 42 comprises a straight arm portion 421 and a circular arc portion 422,
the straight arm 421 is located in the torsion spring cavity 251, and the circular arc 422 is matched with the square frame 11 and the annular edge plate 22.
The hanging end of the circular arc-shaped part 422 is arranged on a small circular ring 4221.
When the structure is adopted for assembly, the lower pin body 24 and the end buckle 25 of the end filter screen 2 are respectively opposite to the lower pin hole 13 and the end pin hole 14 on the middle filter screen, and then the end filter screen 2 moves downwards; the upper end of the end filter screen 2 is embedded into the square frame 11, the upper pin body 23 is opposite to the upper pin hole 12, the end filter screen 2 moves upwards under the action of the crank arm 42 of the torsion spring 4, and the upper pin body 23 is inserted into the upper pin hole 12; the fool-proof design is not needed, the structure is simple, and the assembly is convenient.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (3)
1. An oil smoke separating screen with an improved disassembly and assembly structure comprises a middle filter screen and an end filter screen, wherein the middle filter screen comprises a square frame, the end filter screen comprises an end square frame and an annular edge plate surrounding the end square frame, and the end filter screen is provided with the front part and the rear part of the middle filter screen and is in disassembly and assembly fit with the middle filter screen; the method is characterized in that: the top of the square frame of the middle filter screen is provided with an upper pin hole, the middle part of the bottom of the middle filter screen is provided with a lower pin hole, and two ends of the middle filter screen are provided with end pin holes;
the top of the square end frame of the end filter screen is provided with an upper pin body, the middle part of the bottom is provided with a lower pin body, two ends of the bottom are provided with end clasps, each end clasp is provided with a torsion spring cavity with a front opening and a rear opening, and the torsion spring cavities are communicated with gaps between the end clasps and the annular edge plate;
the spring is characterized by also comprising a pin shaft and a torsion spring, wherein one end of the torsion spring is a straight arm, and the other end of the torsion spring is provided with a crank arm;
the torsion spring is arranged in the torsion spring cavity, the pin shaft penetrates through the torsion spring cavity and the torsion spring, the straight arm is matched with the end square frame in the gap, and the crank arm is matched with the annular edge plate;
the upper pin body is inserted into the upper pin hole, the lower pin body is inserted into the lower pin hole, the end part of the end clasp is inserted into the end pin hole, and the crank arm is matched with the square frame and the annular edge plate elastic support.
2. The oil smoke separating net with the improved dismounting structure according to claim 1, characterized in that: the crank arm comprises a straight arm part and a circular arc part,
the straight arm part is positioned in the torsional spring cavity, and the circular arc part is matched with the square frame and the annular edge plate.
3. The oil smoke separating net with the improved dismounting structure according to claim 2, characterized in that: the suspended end of the circular arc part is arranged on the small circular ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221840069.1U CN217876031U (en) | 2022-07-15 | 2022-07-15 | Oil smoke separation net with improved dismounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221840069.1U CN217876031U (en) | 2022-07-15 | 2022-07-15 | Oil smoke separation net with improved dismounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217876031U true CN217876031U (en) | 2022-11-22 |
Family
ID=84053876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221840069.1U Active CN217876031U (en) | 2022-07-15 | 2022-07-15 | Oil smoke separation net with improved dismounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217876031U (en) |
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2022
- 2022-07-15 CN CN202221840069.1U patent/CN217876031U/en active Active
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