CN215486488U - Air cleaner with shock attenuation noise-proof function - Google Patents

Abstract

The utility model relates to the technical field of air filters, in particular to an air filter with a damping and noise-resisting function, which comprises an installation barrel, wherein the bottom of the installation barrel is fixedly connected with a plurality of first springs, one ends of the first springs are in common contact with a filter element, a ventilation end cover of the filter element, which is close to the first springs, is in sliding seal with the inner wall of the installation barrel, one end of the installation barrel, which is close to the first springs, is fixedly communicated with an air outlet pipe, one end of the air outlet pipe penetrates through the installation barrel and extends to the outside of the installation barrel, the barrel opening of the installation barrel is in threaded connection with a barrel cover through screws, one side of the barrel cover is fixedly connected with an air inlet pipe communicated with the inside of the installation barrel, a plurality of sliding chutes are equidistantly arranged on the side wall of the installation barrel, mounting plates are in sliding connection with the sliding chutes, and silencing cotton is fixedly connected with one side of the mounting plates, which extends out of the sliding chutes; the limit to the round shell is removed through the rotary positioning mechanism, so that the silencing cotton in the mounting cylinder is taken out and replaced by using the mounting cylinder conveniently, and the anti-noise effect of the air filter is improved.

Description

Air cleaner with shock attenuation noise-proof function

Technical Field

The utility model relates to the field of air filters, in particular to an air filter with shock absorption and noise resistance functions.

Background

The air filter is mainly applied to the fields of pneumatic machinery, internal combustion machinery and the like, has the function of providing clean air for the mechanical equipment so as to prevent the mechanical equipment from being abraded or damaged by sucking air with foreign particles in work, and is formed by a filter cylinder and a filter element together.

The prior art discloses a part of patent documents about air filters, and a patent with publication number of CN206942897U discloses an engine air filter with vibration and noise reduction effects, which comprises an air inlet, a flow guide cover, a filter element, a hydraulic buffer, an outer shell, an air outlet, a tightening nut, an oil inlet bolt, oil paper and an inner shell, wherein the hydraulic buffer is arranged at four corners of the lower part of the shell, and a layer of oil paper is attached between the inner shell and the outer shell.

Air cleaner installs the air inlet department at the engine, in the high load during operation of engine, the airflow of engine also can increase, thereby arouse that the filter core in the air cleaner rocks, the while produces extra noise, in order to increase air cleaner's anti-noise performance, install the amortization cotton in the air cleaner usually and carry out noise reduction treatment to its internal noise, the cotton section of thick bamboo wall that utilizes bolt fixed mounting at air cleaner of present amortization mostly, and need regularly to change the amortization cotton, the long-time back of using of air cleaner, the bolt of installation easily rusts, inconvenient user unscrews it down, thereby increase the degree of difficulty of changing the amortization cotton, for this reason, we have provided an air cleaner who has the shock attenuation function of antinoising.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an air filter with shock absorption and noise resistance functions.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: an air filter with shock absorption and noise resistance functions comprises an installation barrel, wherein a plurality of first springs are fixedly connected to the barrel bottom in the installation barrel, one ends of the first springs are in contact with a filter element together, the filter element is close to a ventilation end cover of the first springs and is in sliding seal with the inner wall of the installation barrel, an air outlet pipe is fixedly communicated with one end of the installation barrel close to the first springs, one end of the air outlet pipe penetrates through the installation barrel and extends to the outside of the installation barrel, a barrel cover is connected to the barrel opening of the installation barrel through screw threads, and an air inlet pipe communicated with the inside of the installation barrel is fixedly connected to one side of the barrel cover;

a plurality of spouts have been seted up to lateral wall equidistance in the installation section of thick bamboo, sliding connection has the mounting panel in the spout, and is a plurality of the common fixedly connected with amortization is cotton outside extending the spout in one side of mounting panel, the cotton one side of amortization pastes with installation section of thick bamboo inner wall mutually, the mounting panel is close to the one end side fixedly connected with connecting plate of cover, and is a plurality of the common fixedly connected with round shell of one end of connecting plate, the sealed end cap contactless of first spring one side is kept away from to the medial surface and the filter core of round shell, be equipped with the positioning mechanism that makes the round shell stably place in the round shell.

Preferably, the positioning mechanism comprises a shell cover, a circular plate, a limiting block and a limiting groove, the shell cover is fixedly connected to the edge of the shell opening of the circular shell, the circular plate is rotationally connected to the inner wall of the circular shell through a rotating shaft, one end of the rotating shaft penetrates through the shell cover and extends to the outside of the shell cover to be fixedly connected with a handle, a plurality of convex blocks are fixedly connected to the surface of the circular plate at equal intervals, and one end of the lug which is far away from the circular plate is in a trapezoidal shape, a plurality of limiting blocks are arranged, the limiting blocks are connected to the bottom in the circular shell in a sliding way, one end of the limiting block close to the circular plate is provided with an inclined plane matched with the trapezoidal structure at one end of the lug, one end of the limiting block is abutted against one end of the convex block, the limiting grooves are equidistantly arranged on the inner wall of the mounting cylinder, the one end that the plectane was kept away from to the stopper runs through the round shell and outwards extends to the spacing inslot, one of them the top of lug is equipped with clamping mechanism.

Preferably, latch mechanism includes spacing circular slot, screw thread opening and screw thread knob, the top at one of them lug is seted up to spacing circular slot, the top at the cap is seted up to the screw thread opening, the one end screw thread of screw thread knob is twisted soon and is passed the screw thread opening and downwardly extending and carry on spacingly in advancing spacing circular slot.

Preferably, the limiting groove is fixedly connected with a second spring, the second spring is fixedly connected with a baffle plate close to one end of the notch of the limiting groove, and one side of the baffle plate is abutted to one end of a limiting block extending into the limiting groove.

Preferably, a steel wire mesh is fixedly connected between the two end covers of the filter element, and the steel wire mesh is made of stainless steel.

Compared with the prior art, the utility model has the following beneficial effects:

1. the air inlet pressure that the gas stream entered in the installation section of thick bamboo can drive the first spring of filter core compression, thereby make partial kinetic energy turn into the potential energy of first spring, then first spring recovers slowly to release these energies and reaches absorbing effect, the damage of air inlet pressure to the filter core has been reduced to a certain extent, the shock resistance of filter core has been increased, the life of extension filter core, the amortization cotton of setting simultaneously can carry out the amortization to the acoustic energy that gas got into the production in the installation section of thick bamboo, play the effect of anti-noise.

2. The screw is unscrewed, the barrel cover is taken down, the screwing handle drives the circular plate and the lug to rotate, so that the lug is separated from the blocking on one end of the limiting block, then the second spring in the limiting groove recovers to generate a driving force to push one end of the limiting block out of the limiting groove by using the baffle plate, thereby removing the limiting on the round shell, a user can conveniently take the round shell driving silencing cotton out of the mounting barrel, meanwhile, the limiting on the filter element is cancelled, the filter element is convenient to take out, when the silencing cotton is mounted, one ends of the mounting plates are inserted into the corresponding sliding grooves, the screwing handle drives one end of the limiting block to enter the limiting groove to limit, the position of the round shell is limited, the phenomenon that the round shell shakes in the mounting barrel is avoided, the filter element is also supported and limited, and the embodiment facilitates the user to quickly follow and replace the silencing cotton and the filter element in the mounting barrel, the disassembly and assembly time is saved, and the maintenance is convenient.

Drawings

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

FIG. 2 is an overall cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a partial cross-sectional view of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention;

FIG. 6 is a schematic view of the structure of the round case and the case cover of the present invention;

FIG. 7 is an enlarged view of the utility model at C of FIG. 6 (the threaded knob is exploded out of the threaded through-hole);

FIG. 8 is a schematic view of the wire mesh structure of the present invention;

FIG. 9 is a schematic view of the structure of the circular plate and the bump according to the present invention;

fig. 10 is a schematic structural view of the connecting plate and the limiting block of the present invention.

In the figure: the mounting cylinder 1, the air outlet pipe 2, the cylinder cover 3, the air inlet pipe 4, the filter element 5, the first spring 6, the steel wire mesh 7, the sliding groove 8, the mounting plate 9, the silencing cotton 10, the connecting plate 11, the limiting groove 12, the second spring 13, the baffle 14, the limiting block 15, the round shell 16, the shell cover 17, the round plate 18, the convex block 19, the limiting round groove 20, the thread through opening 21, the thread knob 22 and the handle 23.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-10, an air cleaner with shock-absorbing and noise-resisting functions comprises an installation barrel 1, wherein a plurality of first springs 6 are fixedly connected to the bottom of the inner barrel of the installation barrel 1, one ends of the first springs 6 are commonly connected with a filter element 5, the filter element 5 is close to a ventilation end cover of the first springs 6 and is in sliding seal with the inner wall of the installation barrel 1, one end of the installation barrel 1 close to the first springs 6 is fixedly communicated with an air outlet pipe 2, one end of the air outlet pipe 2 penetrates through the installation barrel 1 and extends to the outside thereof, a steel wire mesh 7 is fixedly connected to the surface of the filter element 5, a barrel cover 3 is fixedly installed at the barrel mouth of the installation barrel 1, one side of the barrel cover 3 is fixedly connected with an air inlet pipe 4 communicated with the inside of the installation barrel 1, a plurality of chutes 8 are equidistantly arranged on the side wall of the installation barrel 1, a mounting plate 9 is slidably connected with a mounting plate 9, and a silencing cotton 10 is fixedly connected outside the chute 8, one side of amortization cotton 10 pastes with 1 inner wall of an installation section of thick bamboo, the one end side fixedly connected with connecting plate 11 that mounting panel 9 is close to cover 3, the common fixedly connected with circle shell 16 of the one end of a plurality of connecting plates 11, the medial surface of circle shell 16 and the sealed end cap that first spring 6 one side was kept away from to filter core 5 contact each other, be equipped with the positioning mechanism that makes circle shell 16 stably place in the circle shell 16, fixedly connected with second spring 13 in the spacing groove 12, second spring 13 is close to the one end fixedly connected with baffle 14 of spacing groove 12 notch, one side of baffle 14 offsets with the 15 one end of stopper that extend into in the spacing groove 12, common fixedly connected with wire net 7 between two end covers of filter core 5, wire net 7 is made by the stainless steel.

The implementation mode is specifically as follows: when the gas filter is used, the mounting cylinder 1 and the gas outlet pipe 2 are fixedly connected with the required position of the generator, when gas flows into the mounting cylinder 1 through the gas inlet pipe 4, the gas is filtered by the filter element 5 and then is discharged from the gas outlet pipe 2, the gas inlet pressure when flowing into the mounting cylinder 1 drives the filter element 5 to compress the first spring 6, so that part of the kinetic energy is converted into potential energy of the first spring 6, then the first spring 6 is restored to slowly release the energy to achieve the effect of shock absorption, reduces the damage of the air inlet pressure to the filter element 5 to a certain extent, increases the shock resistance of the filter element 5, prolongs the service life of the filter element 5, meanwhile, the arranged silencing cotton 10 can silence the sound energy generated when the gas enters the mounting cylinder 1, so that the anti-noise effect is achieved, and when the air filter is used, the silencing cotton 10 needs to be replaced periodically in order to continuously achieve the anti-noise purpose; present amortization is cotton mostly through the inside of bolt fastening at air cleaner, because when dismantling and installing amortization cotton 10, all need to twist soon the bolt through the spanner, thereby increase the time of changing amortization cotton 10, inconvenient user realizes changing amortization cotton 10 fast, this embodiment can solve above-mentioned problem, remove the location to round shell 16 through the positioning mechanism of operation installation in round shell 16, then the user drives mounting panel 9 with round shell 16 and takes out from installation section of thick bamboo 1, thereby will install amortization cotton 10 in mounting panel 9 one side and take out from installation section of thick bamboo 1, the realization is to the change of amortization cotton 10 in installation section of thick bamboo 1, practice thrift the change time.

The positioning mechanism comprises a shell cover 17, a circular plate 18, a limiting block 15 and a limiting groove 12, the shell cover 17 is fixedly connected at the edge of a shell opening of the circular shell 16, the circular plate 18 is rotatably connected on the inner wall of the circular shell 16 through a rotating shaft, one end of the rotating shaft penetrates through the shell cover 17 and extends to the outside of the shell cover to be fixedly connected with a handle 23, a plurality of convex blocks 19 are fixedly connected on the surface of the circular plate 18 at equal intervals, and one end of the convex block 19 far away from the circular plate 18 is in a trapezoidal shape, a plurality of limiting blocks 15 are arranged, the limiting blocks 15 are connected to the bottom in the circular shell 16 in a sliding manner, one end of the limiting blocks 15 close to the circular plate 18 is provided with an inclined plane matched with the trapezoidal structure at one end of the convex block 19, one end of the limiting block 15 abuts against one end of the bump 19, the limiting grooves 12 are equidistantly formed in the inner wall of the mounting tube 1, one end, far away from the circular plate 18, of the limiting block 15 penetrates through the circular shell 16 and extends outwards into the limiting grooves 12, and a clamping mechanism is arranged at the top of one bump 19.

The implementation mode is specifically as follows: when the silencer is used, the screwing handle 23 drives the circular plate 18 and the convex block 19 to rotate, so that the convex block 19 is separated from resisting one end of the limiting block 15, then the second spring 13 in the limiting groove 12 recovers to generate a driving force, the baffle 14 is used for pushing one end of the limiting block 15 out of the limiting groove 12, so that the limiting of the round shell 16 is removed, a user can conveniently take the silencing cotton 10 out of the installation cylinder 1 from the round shell 16, when the silencing cotton 10 is installed, one ends of the installation plates 9 are inserted into the corresponding sliding grooves 8, then the screwing handle 23 drives the circular plate 18 to rotate, so that the trapezoidal structure at one end of the convex block 19 extrudes the inclined plane at one end of the limiting block 15, the inclined plane of the limiting block 15 is stressed to drive one end of the limiting block 15 to move towards the outside of the round shell 16, one end of the limiting block 15 can push the baffle 14 to compress the second spring 13 to move, when one end of the convex block 19 completely resists one end of the limiting block 15, make the one end of stopper 15 in spacing groove 12, realize spacing the position of round shell 16, avoid round shell 16 to take place the phenomenon of rocking in installation section of thick bamboo 1, operate latch mechanism and carry on spacingly to lug 19, avoid gaseous process drive handle 23 to take place pivoted phenomenon to increase the stability that round shell 16 placed.

Clamping mechanism includes spacing circular slot 20, screw thread opening 21 and screw thread knob 22, and spacing circular slot 20 sets up the top at one of them lug 19, and screw thread opening 21 sets up the top at cap 17, and the one end screw of screw thread knob 22 is twisted soon and is passed screw thread opening 21 and downwardly extending and carry on spacingly in spacing circular slot 20.

The implementation mode is specifically as follows: when the limiting device is used, after the lug 19 is rotated to abut against the limiting block 15, the threaded knob 22 in threaded connection with the threaded through hole 21 is screwed, one end of the threaded knob 22 moves downwards into the limiting circular groove 20, and the threaded knob 22 is clamped, so that one lug 19 is limited, and the phenomenon that the handle 23 drives the circular plate 18 to rotate due to vibration is prevented.

The working principle of the utility model is as follows:

according to the attached drawings 1-10 of the specification, in actual use, the mounting cylinder 1 and the air outlet pipe 2 are fixedly connected with the required position of the generator, when air flows into the mounting cylinder 1 through the air inlet pipe 4, the air is filtered by the filter element 5 and then is discharged from the air outlet pipe 2, the air inlet pressure of the air flowing into the mounting cylinder 1 drives the filter element 5 to compress the first spring 6, so that partial kinetic energy is converted into potential energy of the first spring 6, then the first spring 6 recovers to slowly release the energy to achieve the damping effect, the damage of the air inlet pressure to the filter element 5 is reduced to a certain extent, the shock resistance of the filter element 5 is increased, the service life of the filter element 5 is prolonged, meanwhile, the arranged silencing cotton 10 can silence the sound energy generated when the air enters the mounting cylinder 1 to achieve the anti-noise effect, and when the air filter is used, in order to continuously achieve the anti-noise purpose, need regularly to change amortization cotton 10, the cotton inside at air cleaner of mostly passing through the bolt fastening of current amortization, because when dismantling and installing amortization cotton 10, all need to twist soon the bolt through the spanner, thereby increase the time of changing amortization cotton 10, inconvenient user realizes changing amortization cotton 10 fast, above-mentioned problem can be solved to this embodiment, the positioning mechanism who installs in round shell 16 through the operation removes the location to round shell 16, then the user drives round shell 16 and takes out mounting panel 9 from installation section of thick bamboo 1, thereby will install amortization cotton 10 in mounting panel 9 one side and take out from installation section of thick bamboo 1, the realization is to the change of amortization cotton 10 in installation section of thick bamboo 1, the saving change time.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined by the appended claims and their equivalents.

Claims (5)

1. The air filter with the functions of shock absorption and noise resistance comprises an installation barrel (1) and is characterized in that a plurality of first springs (6) are fixedly connected to the bottom of the inner barrel of the installation barrel (1), one ends of the first springs (6) are in contact with a filter element (5) together, a ventilation end cover, close to the first springs (6), of the filter element (5) is in sliding seal with the inner wall of the installation barrel (1), an air outlet pipe (2) is fixedly communicated with one end, close to the first springs (6), of the installation barrel (1), one end of the air outlet pipe (2) penetrates through the installation barrel (1) and extends to the outside of the installation barrel, a barrel opening of the installation barrel (1) is connected with a barrel cover (3) through screw threads, and an air inlet pipe (4) communicated with the interior of the installation barrel (1) is fixedly connected to one side of the barrel cover (3);

a plurality of spouts (8) have been seted up to lateral wall equidistance in the installation section of thick bamboo (1), sliding connection has mounting panel (9) in spout (8), and is a plurality of the outer common fixedly connected with amortization cotton (10) of spout (8) is extended to one side of mounting panel (9), one side and the installation section of thick bamboo (1) inner wall of amortization cotton (10) are pasted, one end side fixedly connected with connecting plate (11) that mounting panel (9) are close to cover (3) are a plurality of the common fixedly connected with circle shell (16) of one end of connecting plate (11), the end cover contactless of first spring (6) one side is kept away from with filter core (5) to the medial surface of circle shell (16), be equipped with the positioning mechanism who makes circle shell (16) stably place in circle shell (16).

2. The air cleaner with the shock-absorbing and noise-resisting functions as claimed in claim 1, wherein the positioning mechanism includes a housing cover (17), a circular plate (18), a limiting block (15) and a limiting groove (12), the housing cover (17) is fixedly connected at the edge of the opening of the circular housing (16), the circular plate (18) is rotatably connected to the inner wall of the circular housing (16) through a rotating shaft, one end of the rotating shaft penetrates through the housing cover (17) and extends to the outside of the housing cover to be fixedly connected with a handle (23), a plurality of convex blocks (19) are fixedly connected to the surface of the circular plate (18) at equal intervals, one ends of the convex blocks (19) far away from the circular plate (18) are in a trapezoidal arrangement, the limiting block (15) is provided in plurality, the limiting block (15) is slidably connected to the bottom of the circular housing (16), one end of the limiting block (15) near the circular plate (18) is provided with an inclined plane matched with the trapezoidal structure at one end of the convex blocks (19), and the one end of stopper (15) offsets with the one end of lug (19), spacing groove (12) equidistance is seted up on the inner wall of installation section of thick bamboo (1), the one end that the plectane (18) was kept away from in stopper (15) runs through round shell (16) and outwards extends to spacing groove (12), one of them the top of lug (19) is equipped with clamping mechanism.

3. An air cleaner with shock-absorbing and noise-resisting functions according to claim 2, wherein the clamping mechanism comprises a limiting circular groove (20), a threaded through hole (21) and a threaded knob (22), the limiting circular groove (20) is formed at the top of one of the bumps (19), the threaded through hole (21) is formed at the top of the housing cover (17), and one end of the threaded knob (22) is screwed through the threaded through hole (21) and extends downwards into the limiting circular groove (20) for limiting.

4. The air filter with the functions of shock absorption and noise reduction according to claim 2, wherein a second spring (13) is fixedly connected in the limiting groove (12), a baffle (14) is fixedly connected to one end of the second spring (13) close to the notch of the limiting groove (12), and one side of the baffle (14) abuts against one end of a limiting block (15) extending into the limiting groove (12).

5. The air filter with the functions of shock absorption and noise resistance as claimed in claim 3, wherein a steel wire mesh (7) is fixedly connected between the two end covers of the filter element (5), and the steel wire mesh (7) is made of stainless steel.

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