CN213467200U - Air inlet pipe for air filter - Google Patents

Abstract

The utility model discloses an intake pipe for air cleaner, including filter equipment main part and intake pipe, the outside bilateral symmetry of filter equipment main part is provided with two sets of intake pipes, and is two sets of the inside intermediate position department of intake pipe all welds and sets up the seat, and all installs the baffle through torsion spring rotation in the middle of two sets of inside that set up the seat, the connecting hole has been seted up to the outer wall intermediate position department of intake pipe, and the top welding of connecting hole has fixed cover, there is the movable rod inside of fixed cover, and the outside upper end cover of movable rod is equipped with first spring. This air cleaner's admission pipe is through mutually supporting of second spring, push rod and spacing piece, thereby imbeds the problem that the inside life who makes the filter main part of filter device main part reduces with the filter, has improved the ease for use of device, and this air cleaner's intake pipe is through fixed cover, first spring, movable rod, set up mutually supporting of seat and connecting hole, further improves the ease for use of device.

Description

Air inlet pipe for air filter

Technical Field

The utility model belongs to the technical field of the intake pipe, concretely relates to an intake pipe for air cleaner.

Background

The air inlet pipe of the air filter is mainly used for guiding air flow, so that air to be filtered is stably guided into the filtering device.

For example, chinese patent publication nos.: CN209848502U discloses an air cleaner, including the air cleaner main part, can be so that filter core repetitious usage crosses, filtration efficiency uprises, easily installation, it is more stable, be adapted to different operational environment, this kind of air cleaner will bring better use prospect, the device adopts the design of fixed intake pipe, realize the fixed connection between intake pipe and the air duct through the flange simultaneously, but this intake pipe can't play and carry out prefiltering to the gas that the air duct carried, thereby lead to the inside that some bulky impurity directly enters into the filter easily, thereby make the life of filter main part reduce, for this reason we provide an intake pipe solution above-mentioned problem for air cleaner.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intake pipe for air cleaner to the intake pipe of proposing can't play the gas of carrying the air duct and carry out prefiltering in solving above-mentioned background art, thereby leads to the inside that some bulky impurity directly entered into to the filter easily, thereby makes the problem that the life of filter main part reduces.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an intake pipe for air cleaner, includes filter equipment main part and intake pipe, the outside bilateral symmetry of filter equipment main part is provided with two sets of intake pipes, and is two sets of the inside intermediate position department of intake pipe all welds and sets up the seat, and all installs the baffle through torsion spring rotation in the middle of two sets of inside that set up the seat, the connecting hole has been seted up to the outer wall intermediate position department of intake pipe, and the top welding of connecting hole has fixed cover, there is the movable rod inside of fixed cover, and the outside upper end cover of movable rod is equipped with first spring.

Preferably, a through hole is formed in one side of the baffle, and the through hole is sleeved outside the lower end of the movable rod.

Preferably, the inside of fixed cover is provided with the external screw thread, the internal thread has been seted up to the lower extreme outer wall of movable rod, and fixed cover and movable rod threaded connection.

Preferably, two sets of the setting seat all becomes the arc design, the baffle sets to and sets up the arc that the seat mutually supported, and the radian of the both sides of baffle is the same with the inner wall radian of intake pipe.

Preferably, two sets of one side that the inside of intake pipe deviates from each other all is provided with filter equipment, filter equipment includes filter, movable groove, second spring, push rod, spacing piece and embedding piece, and is two sets of the inside one end symmetric weld who deviates from each other of intake pipe has two sets of embedding pieces, and is two sets of one side that the embedding piece deviates from each other all is provided with the filter, and the movable groove has all been seted up at both ends about two sets of filter are inside, and the inside in movable groove all overlaps respectively and is equipped with second spring and push rod, push rod one side and second spring one end fixed connection, the second spring other end and the inner wall fixed connection in movable groove.

Preferably, the two sides of the outer part of the push rod are respectively welded with a limiting piece, and the two groups of limiting pieces are respectively arranged on the two sides of the filter plate.

Preferably, the push rod is in an L-shaped design, and embedded grooves matched with the vertical part of the push rod are formed in the two groups of embedded blocks.

Preferably, the diameter of the transverse portion of the push rod is equal to the inner width of the movable groove.

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

(1) this air cleaner's admission pipe passes through the second spring, mutually supporting of push rod and spacing piece, with the inside of filter embedding to the filter equipment main part, after the vertical part of push rod aligns each other with the inside vertical groove of embedding piece, remove the compression to the second spring, the second spring resumes to initial form, under the effect of the elasticity of second spring, the push rod removes to initial position department and imbeds the inside to the embedding piece simultaneously, the filter can form embedded fixed knot with the embedding piece and construct, thereby avoided the intake pipe can't play and carried gas to the air duct and carried and filtered in advance, thereby lead to the inside that some bulky impurity directly got into the filter easily, thereby make the problem that the life of filter main part reduces, the ease for use of device has been improved.

(2) This air cleaner's intake pipe is through fixed cover, first spring, the movable rod, set up mutually supporting of seat and connecting hole, rotate the movable rod through the threaded connection effect with fixed cover along the inside of the vertical downstream of connecting hole and embedding to the baffle, at fixed cover, under the combined action of movable rod and connecting hole, the position of baffle remains fixed unchangeable, the easy appearance gas that has avoided the mode existence of current intake pipe and the direct intercommunication of filter equipment main part flows backward, thereby make the phenomenon of the impurity refluence again after the filtration, further improve the ease for use of device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is a schematic view of a partial top view structure of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.

In the figure: 1. a filter device body; 2. an air inlet pipe; 3. fixing a sleeve; 4. a first spring; 5. a movable rod; 6. arranging a seat; 7. connecting holes; 8. a baffle plate; 9. a filter plate; 10. a movable groove; 11. a second spring; 12. a push rod; 13. a limiting sheet; 14. and embedding the block.

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.

Referring to fig. 1 to 5, the present invention provides an air intake pipe for an air filter, which comprises: the utility model provides an intake pipe for air cleaner, including filter equipment main part 1 and intake pipe 2, the outside bilateral symmetry of filter equipment main part 1 is provided with two sets of intake pipes 2, the inside intermediate position department of two sets of intake pipes 2 all welds and sets up seat 6, and all install baffle 8 through torsion spring rotation in the middle of two sets of inside that set up seat 6, connecting hole 7 has been seted up to the outer wall intermediate position department of intake pipe 2, and the top welding of connecting hole 7 has fixed cover 3, there is movable rod 5 inside of fixed cover 3, and the outside upper end cover of movable rod 5 is equipped with first spring 4.

In this embodiment, preferably, a through hole is formed in one side of the baffle plate 8, and the through hole is sleeved outside the lower end of the movable rod 5, and through the design, when the baffle plate 8 moves to the initial position under the action of the torsion spring, the movable rod 5 can be stably embedded into the through hole, so that the movable rod 5 can limit the position of the baffle plate 8, and normal use of the device is ensured.

In this embodiment, preferably, the inside of fixed cover 3 is provided with the external screw thread, and the lower extreme outer wall of movable rod 5 is seted up there is the internal screw thread, and fixed cover 3 and 5 threaded connection of movable rod, and through this design, fixed cover 3 accessible makes the position of movable rod 5 remain fixed with the threaded connection effect of movable rod 5 to make movable rod 5 can not produce the hindrance effect to the normal rotation of baffle 8 when baffle 8 normally uses.

In this embodiment, it is preferred, two sets of seats 6 that set up all become the arc design, baffle 8 set to with set up the arc that seat 6 mutually supported, and the radian of the both sides of baffle 8 is the same with the inner wall radian of intake pipe 2, through this design, when baffle 8 removes to initial position department under torsion spring's effect, baffle 8 can form complete sealed plane with setting up seat 6 mutually supporting, thereby make set up seat 6 and baffle 8 can be stable play to the inside sealed effect of intake pipe 2.

In this embodiment, preferably, one side of the two sets of intake pipes 2 that deviate from each other is provided with a filtering device, the filtering device includes a filtering plate 9, a movable groove 10, a second spring 11, a push rod 12, a limiting sheet 13 and an embedded block 14, two sets of embedded blocks 14 are welded to the one end symmetry that two sets of intake pipes 2 deviate from each other, one side of two sets of embedded blocks 14 that deviate from each other is provided with a filtering plate 9, and the movable groove 10 has been seted up at both ends about two sets of filtering plates 9 are inside, and the inside of movable groove 10 is all overlapped and is equipped with second spring 11 and push rod 12 respectively, one side of push rod 12 is fixedly connected with one end of second spring 11, the other end of second spring 11 is fixedly connected with the inner wall.

In this embodiment, preferably, the two outer sides of the push rod 12 are respectively welded with the limiting pieces 13, and the two sets of limiting pieces 13 are respectively arranged on the two sides of the filter plate 9, through the design, when the push rod 12 slides in the movable groove 10 under the action of thrust, the limiting pieces 13 can play a role in limiting the push rod 12, so that the push rod 12 slides more stably in the movable groove 10, and the usability of the device is improved.

In this embodiment, preferably, the push rod 12 is designed in an "L" shape, and the two sets of the embedded blocks 14 are both provided with embedded grooves which are matched with the vertical portion of the push rod 12, and through this design, the push rod 12 and the embedded blocks 14 can form an embedded fixing structure, so that the filter plate 9 can be kept fixed under the matching of the push rod 12 and the embedded blocks 14, thereby ensuring the normal use of the device.

In this embodiment, it is preferable that the diameter of the transverse portion of the push rod 12 is equal to the inner width of the movable groove 10, and by this design, the inner wall of the movable groove 10 can contact with the outer wall of the push rod 12, so that the movable groove 10 can define the sliding position of the push rod 12, thereby making the push rod 12 more stable during the sliding process and improving the stability of the device.

The utility model discloses a theory of operation and use flow: when the gas of air duct input carries out the prefiltration as required, earlier two sets of push rods 12 of subtend promotion, two sets of push rods 12 are along the vertical removal of activity groove 10 under the effect of thrust, push rod 12 promotes second spring 11 at the removal in-process and makes second spring 11 shrink and hold power, imbed filter 9 into the inside of filter equipment main part 1, make the vertical part of push rod 12 align each other with the inside vertical groove of embedded block 14 again, relieve the compression to second spring 11, second spring 11 resumes to initial form, under the effect of second spring 11's elasticity, push rod 12 removes to initial position department, push rod 12 imbeds to the inside of embedded block 14.

When needs carry on spacingly to the off-state of intake pipe 2, when gaseous stopping gets into to the inside of filter equipment main part 1 from intake pipe 2, baffle 8 is under torsion spring's effect, remove to initial position department, rotate movable rod 5 through the threaded connection effect with fixed cover 3 along the vertical downstream of connecting hole 7, under the effect of the elastic force of first spring 4, movable rod 5 keeps comparatively stable state that sets up, when the bottom of movable rod 5 imbeds to the through-hole on 8 tops of baffle inside, baffle 8's position remains fixed unchangeably, when needs reuse, reverse repetition above-mentioned operation can make the device resume to initial form, this operation finishes.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an intake pipe for air cleaner, includes filter equipment main part (1) and intake pipe (2), the outside bilateral symmetry of filter equipment main part (1) is provided with two sets of intake pipe (2), its characterized in that: two sets of the inside intermediate position department of intake pipe (2) all welds and sets up seat (6), and all installs baffle (8) through torsion spring rotation in the middle of two sets of inside that set up seat (6), connecting hole (7) have been seted up to the outer wall intermediate position department of intake pipe (2), and the top welding of connecting hole (7) has fixed cover (3), the inside of fixed cover (3) has movable rod (5), and the outside upper end cover of movable rod (5) is equipped with first spring (4).

2. An air intake duct for an air filter according to claim 1, wherein: a through hole is formed in one side of the baffle (8), and the through hole is sleeved outside the lower end of the movable rod (5).

3. An air intake duct for an air filter according to claim 1, wherein: the internal part of the fixed sleeve (3) is provided with external threads, the outer wall of the lower end of the movable rod (5) is provided with internal threads, and the fixed sleeve (3) is in threaded connection with the movable rod (5).

4. An air intake duct for an air filter according to claim 1, wherein: two sets of setting up seat (6) and all becoming the arc design, baffle (8) set to and set up the arc that seat (6) mutually supported, and the radian of the both sides of baffle (8) is the same with the inner wall radian of intake pipe (2).

5. An air intake duct for an air filter according to claim 1, wherein: two sets of one side that the inside of intake pipe (2) deviates from each other all is provided with filter equipment, filter equipment includes filter (9), movable groove (10), second spring (11), push rod (12), spacing piece (13) and embedding piece (14), and is two sets of the inside one end symmetric welding who deviates from each other of intake pipe (2) has two sets of embedding pieces (14), and is two sets of one side that embedding piece (14) deviate from each other all is provided with filter (9), and movable groove (10) have all been seted up at both ends about two sets of filter (9) are inside, and the inside of movable groove (10) all overlaps respectively and is equipped with second spring (11) and push rod (12), push rod (12) one side and second spring (11) one end fixed connection, the inner wall fixed connection of the second spring (11) other end and movable groove (10).

6. An air intake duct for an air filter according to claim 5, wherein: limiting pieces (13) are welded to two outer sides of the push rod (12) respectively, and the two groups of limiting pieces (13) are arranged on two sides of the filter plate (9) respectively.

7. An air intake duct for an air filter according to claim 5, wherein: the push rods (12) are designed in an L shape, and embedded grooves matched with the vertical parts of the push rods (12) are formed in the two groups of embedded blocks (14).

8. An air intake duct for an air filter according to claim 5, wherein: the diameter of the transverse part of the push rod (12) is equal to the inner width of the movable groove (10).

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