CN116163933A

CN116163933A - Air compressor machine with air filter core quick replacement structure

Info

Publication number: CN116163933A
Application number: CN202310214718.XA
Authority: CN
Inventors: 黄坤宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-05-26

Abstract

The invention relates to the technical field of air compressors, in particular to an air compressor with an air filter element quick replacement structure, which comprises an air compressor main body, wherein an air inlet pipe is connected above the air compressor main body; the filter element comprises a filter element shell, wherein the filter element shell comprises a first shell, one end of the first shell is fixedly connected with an air inlet pipe, the other end of the first shell is inserted with a second shell, a driving assembly comprises a supporting frame and a second rack, and the first clamping assembly and the second clamping assembly are connected with each other in an inserted mode. According to the invention, the filter element is more convenient to replace and install, the filter element can be directly placed above the unfolded supporting block when the filter element is replaced, and the filter element can be centered, positioned and clamped by matching with the driving assembly and the clamping assembly through the inserted installation of the filter element, so that the filter element is rapidly positioned, the operation is simple and convenient, and no additional operation is required.

Description

Air compressor machine with air filter core quick replacement structure

Technical Field

The invention relates to the technical field of air compressors, in particular to an air compressor with an air filter element quick replacement structure.

Background

An air compressor is a device for compressing gas, and is similar to a water pump in construction, most air compressors are reciprocating piston type, rotary vane type or rotary screw type, wherein an air filter is a device for removing solid dust, oil gas particles and liquid substances from compressed air, and a filter cartridge is an important component in the compressor as an inlet for fixed air.

However, when the filter element of the existing air filter of the air compressor is installed and disassembled, the auxiliary positioning of the filter element is realized by adopting the positioning mode of the screw, and then the external cover body is fixed after being spliced and butted, so that the disassembly of the filter element is completed, the whole operation of the operation step is complicated, the disassembly and the assembly of the filter element cannot be realized rapidly, and the rapid replacement efficiency of the filter element is reduced.

Disclosure of Invention

The invention aims to provide an air compressor with an air filter cartridge quick replacement structure, so as to solve the problems that in the prior art, the whole operation of the cartridge dismounting operation steps is complicated, the cartridge dismounting cannot be realized quickly, and the quick replacement efficiency is reduced.

In order to achieve the above purpose, the present invention provides the following technical solutions: an air compressor having an air filter cartridge quick change structure, comprising:

the air compressor comprises an air compressor body, wherein an air inlet pipe is connected above the air compressor body;

the filter element comprises a filter element shell, wherein the filter element shell comprises a first shell, one end of the first shell is fixedly connected with an air inlet pipe, the other end of the first shell is inserted with a second shell, the inner wall of the first shell is fixedly connected with a first positioning block, the inner wall of the second shell is fixedly connected with a second positioning block, supporting blocks are uniformly distributed between the first positioning block and the second positioning block, guide cylinders are fixedly connected between the first positioning block, the second positioning block and the supporting blocks, a traction shaft is inserted in the guide cylinders adjacently, and a telescopic guide shaft is connected between the first shell and the second shell;

the driving assembly comprises a supporting frame and a second rack, the supporting frame is fixedly connected to a bottom buffer plate of the air compressor main body, a base plate is fixedly connected to the upper side of the supporting frame, a first rack is arranged above the base plate, a first gear is meshed to the upper side of the first rack, the second rack is fixedly connected to the outer wall of the second shell, a second gear is meshed to the lower side of the second rack, and a guide sliding sleeve is fixedly connected to the outer side of the second rack;

the first clamping assembly and the second clamping assembly are the same in inner structure, the first clamping assembly comprises a first worm wheel, a first worm is meshed with the outside of the first worm wheel, a first gear is fixedly connected with the outside of the first worm wheel, a first sliding shaft is inserted into the inside of the first worm wheel in a sliding mode, a first guide plate is fixedly connected with the center of the first sliding shaft, two ends of the first guide plate are fixedly connected with first clamping plates, a first supporting plate is connected to one side, close to each other, of the first clamping plates in a sliding mode, the first supporting plate is fixedly connected to the inner wall of the first worm wheel, the second clamping assembly comprises a second worm wheel, a second worm is meshed with the outside of the second worm wheel, and a second gear is fixedly connected to the outside of the second worm.

Preferably, one end that first casing and second casing kept away from each other all set up to be step type cavity structure, and the inside of first casing and second casing step type cavity is provided with second clamping component and first clamping component respectively, and the inside of first casing is the rotation through ball bearing cover and second worm wheel and is connected, the inside of second casing is the rotation through ball bearing cover and first worm wheel and is connected.

Preferably, the inside of one side that first locating piece and second locating piece are close to each other all fixedly connected with guide cylinder, the inside both ends of supporting shoe all are provided with the guide cylinder, step guiding hole has been seted up to the inside of guide cylinder, the both ends of traction shaft all are step form, and the both ends of traction shaft all peg graft in the inside of guide cylinder, the internal diameter of first locating piece is greater than the internal diameter of first backup pad.

Preferably, the first gear is connected at the both ends of first worm respectively, the second gear is fixed connection at the both ends of second worm respectively, the inside of first gear and second gear all is hollow structure, and the inside fixedly connected with metal eccentric block of hollow structure, direction sliding sleeve fixed connection is in the outside of second rack, and the other end sliding connection of direction sliding sleeve is at the outer wall of first rack.

Preferably, the outside of second casing is provided with locating component, locating component includes the handle, handle fixed connection has been cup jointed in the outer wall of second casing, the outside of handle has cup jointed the pressure board, be connected with first spring between pressure board and the handle, the outer wall fixedly connected with haulage rope of pressure board, the other end fixedly connected with loose axle of haulage rope, the other end fixedly connected with axis of rotation of loose axle, the outside of axis of rotation has cup jointed positioning gear, the outside of loose axle has cup jointed the leading truck, and leading truck fixed connection is at the outer wall of second casing, be connected with the second spring between leading truck and the axis of rotation.

Preferably, the outside of haulage rope is provided with the guide ring, and the guide ring connects the outer wall at the second casing, press board and handle are sliding connection, the loose axle is sliding connection with the leading truck, the loose axle is in the same axis with first worm, first worm corresponds positioning gear department and has seted up spacing tooth's socket, and one side tooth limit that spacing tooth's socket is close to each other with positioning gear all is the toper structure, the outer wall of axis of rotation is provided with the turning block, the arc guide way has been seted up to positioning gear's inside, and the axis of rotation is fifteen degrees swivelling joint with positioning gear.

Preferably, the both ends of first worm wheel all are provided with first rotating ring, and the outer wall connection of first rotating ring has ball bearing cover, the both ends outer wall of first worm all is connected with the bearing frame, and bearing frame fixed connection is in the bottom of second casing, offer the first rectangle guide way of slope on the first worm wheel, and the inside in first rectangle guide way runs through there is first sliding shaft, the upper and lower both ends of first sliding shaft have all rotated and have cup jointed first wear-resisting section of thick bamboo, and the outer wall of first wear-resisting section of thick bamboo is contacted with the inner wall of first rectangle guide way each other, first grip block is arc sliding connection with first backup pad, the centre gripping is in the outer wall of filter core after first grip block gathers together.

Preferably, the inside slip grafting of second worm wheel has the second sliding shaft, the center fixedly connected with second deflector of second sliding shaft, second deflector both ends fixedly connected with second grip block, one side sliding connection that the second grip block is close to each other has the second backup pad, and second backup pad fixed connection is at the inner wall of second worm wheel.

Preferably, the both ends of second worm wheel all are provided with the second and rotate the ring, and the outer wall connection of second rotation ring has ball bearing cover, the both ends outer wall of second worm all is connected with the bearing frame, and bearing frame fixed connection is in the bottom of first casing, set up the second rectangle guide way of slope on the second worm wheel, and the inside in second rectangle guide way runs through there is the second sliding shaft, the upper and lower both ends of second sliding shaft have all rotated and have cup jointed the second wear-resisting section of thick bamboo, and the outer wall of second wear-resisting section of thick bamboo and the inner wall of second rectangle guide way contact each other, second grip block and second backup pad are arc sliding connection, the centre gripping is in the outer wall of filter core after the second grip block gathers together.

Compared with the prior art, the invention has the beneficial effects that:

this air compressor machine with air cleaner filter core quick replacement structure improves through the mounting structure that pegging graft to its tradition for the change of filter core is installed more conveniently, can be when carrying out the change of filter core, directly places it in the supporting shoe top of expansion, further installs through its grafting, can cooperate drive assembly and clamping assembly, realizes the centre gripping of locating in the middle of filter core, thereby realizes the quick location of filter core, and simple operation is convenient, need not extra operation.

This air compressor machine supporting shoe with air cleaner filter core quick replacement structure's setting can satisfy the placing of filter core to when the filter core casing pulling was expanded, can make the supporting shoe follow the displacement, and then realize the auxiliary placement of filter core through the supporting shoe, compare traditional filter core's auxiliary positioning dismouting mode, the device wholly only need place the filter core on the supporting shoe can, easy operation is convenient, thereby has realized the quick replacement of filter core.

This air compressor machine with air cleaner filter core quick replacement structure passes through drive assembly and clamping assembly's mutually supporting, can be when the filter core casing is close to the butt joint each other, through drive assembly's transmission for clamping assembly works, and then can carry out the centre gripping location to the filter core on the supporting shoe, and centre of a circle centre gripping in the middle of, can guarantee the stability and the accuracy of filter core installation, has further improved the convenience of filter core installation.

This have air cleaner filter core quick replacement structure passes through setting up of locating component, can pass through elastic control for positioning gear carries out grafting location to first worm, thereby avoids it to rotate, thereby through the intermeshing locking of first gear and first rack, realize the assistance-localization real-time to the filter core casing, avoid it to appear not hard up, further guaranteed the stability of both grafting installations, adopt the mode of simple elasticity pressing to control simultaneously, can carry out assistance control through the traction of handle department, make whole simple operation convenient.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;

FIG. 3 is a schematic view of a localized explosion configuration of a positioning assembly according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present invention;

FIG. 5 is a schematic view of the overall structure of the cartridge housing of the present invention;

FIG. 6 is a schematic view of an exploded view of a support block according to the present invention;

FIG. 7 is a schematic cross-sectional view of a cartridge housing of the present invention;

FIG. 8 is an enlarged schematic view of structure C of FIG. 7 in accordance with the present invention;

FIG. 9 is a schematic view of the overall structure of the first clamping assembly according to the present invention;

FIG. 10 is a schematic view of a distribution structure of a first clamping assembly and a second clamping assembly according to the present invention;

FIG. 11 is a schematic view of a second clamping assembly of the present invention in a partially exploded configuration;

fig. 12 is an enlarged schematic view of the structure of D in fig. 11 according to the present invention.

In the figure: 1. an air compressor main body; 2. an air inlet pipe; 3. a cartridge housing; 31. a first housing; 32. a second housing; 33. a first positioning block; 34. a second positioning block; 35. a support block; 36. a guide cylinder; 37. a traction shaft; 38. a telescopic guide shaft; 4. a drive assembly; 41. a support frame; 42. a backing plate; 43. a first rack; 44. a second rack; 45. a guide sliding sleeve; 46. a first gear; 47. a second gear; 5. a positioning assembly; 51. a handle; 52. pressing the plate; 53. a first spring; 54. a traction rope; 55. a movable shaft; 56. a rotating shaft; 57. positioning gears; 58. a second spring; 59. a guide frame; 6. a first clamping assembly; 61. a first worm wheel; 62. a first worm; 63. a first sliding shaft; 64. a first guide plate; 65. a first clamping plate; 66. a first support plate; 7. a second clamping assembly; 71. a second worm wheel; 72. a second worm; 73. a second sliding shaft; 74. a second guide plate; 75. a second clamping plate; 76. and a second support plate.

Description of the embodiments

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-12, an embodiment of the present invention is provided:

an air compressor having an air filter cartridge quick change structure, comprising: the air compressor body 1 and the air inlet pipe 2 used in the present application are both directly available products in the market, and the principle and the connection mode thereof are all well known in the prior art to those skilled in the art, so that they are not described in detail herein,

the air compressor comprises an air compressor main body 1, wherein an air inlet pipe 2 is connected above the air compressor main body 1;

the filter element comprises a filter element shell 3, wherein the filter element shell 3 comprises a first shell 31, one end of the first shell 31 is fixedly connected with an air inlet pipe 2, the other end of the first shell 31 is inserted and connected with a second shell 32, the inner wall of the first shell 31 is fixedly connected with a first positioning block 33, the inner wall of the second shell 32 is fixedly connected with a second positioning block 34, supporting blocks 35 are uniformly distributed between the first positioning block 33 and the second positioning block 34, guide cylinders 36 are fixedly connected between the first positioning block 33, the second positioning block 34 and the supporting blocks 35, a traction shaft 37 is inserted and connected between the adjacent guide cylinders 36, a telescopic guide shaft 38 is connected between the first shell 31 and the second shell 32, and through the arrangement of the structure, the telescopic guide connection of the first positioning block 33, the second positioning block 34 and the supporting blocks 35 can drive the second positioning block 34 to be telescopic adjusted, so that the auxiliary support of the second positioning block 34 can be satisfied;

the driving assembly 4 comprises a supporting frame 41 and a second rack 44, the supporting frame 41 is fixedly connected to a bottom buffer plate of the air compressor main body 1, a base plate 42 is fixedly connected to the upper side of the supporting frame 41, a first rack 43 is arranged above the base plate 42, a first gear 46 is meshed to the upper side of the first rack 43, the second rack 44 is fixedly connected to the outer wall of the second shell 32, a second gear 47 is meshed to the lower side of the second rack 44, a guide sliding sleeve 45 is fixedly connected to the outer part of the second rack 44, and through the arrangement of the structure, the first clamping assembly 6 and the second clamping assembly 7 can be driven and controlled, so that the first clamping assembly 6 and the second clamping assembly 7 are driven to work through the transmission driving of the driving assembly 4 when the second shell 32 and the first shell 31 are mutually inserted and close;

the filter cartridge comprises a first clamping assembly 6 and a second clamping assembly 7, wherein the inner structures of the first clamping assembly 6 and the second clamping assembly 7 are the same, the first clamping assembly 6 comprises a first worm wheel 61, a first worm 62 is meshed with the outer part of the first worm wheel 61, a first gear 46 is fixedly connected with the outer part of the first worm 62, a first sliding shaft 63 is slidably inserted into the inner part of the first worm wheel 61, a first guide plate 64 is fixedly connected with the center of the first sliding shaft 63, two ends of the first guide plate 64 are fixedly connected with a first clamping plate 65, one side, close to each other, of the first clamping plate 65 is slidably connected with a first support plate 66, the first support plate 66 is fixedly connected with the inner wall of the first worm wheel 61, the second clamping assembly 7 comprises a second worm wheel 71, a second worm 72 is meshed with the outer part of the second worm wheel 71, the outer part of the second worm 72 is fixedly connected with a second gear 47, the first clamping assembly 6 and the second clamping assembly 7 are arranged for centering and clamping and positioning of a filter cartridge, the first worm 62 is driven to rotate through rotation of the first gear 46, the first worm 62 is further driven by the first worm 62 to rotate, the first worm 61 is driven by the first worm 61 to rotate, the first worm 61 is driven by the first worm 72 to rotate, the first worm 72 is driven by the first worm 72 to rotate, and the first worm 61 is driven by the first worm 61 to rotate, and the first guide plate 63 is driven by the first worm 65 to rotate, and the first guide plate 65, so that the filter cartridge is synchronously move and the filter cartridge is realized.

Further, the first casing 31 and the second casing 32 are all set up to be the step type cavity structure with the one end that keeps away from each other, and the inside of first casing 31 and the step type cavity of second casing 32 is provided with second clamping assembly 7 and first clamping assembly 6 respectively, and the inside of first casing 31 is the rotation through ball bearing cover and second worm wheel 71 and is connected, and the inside of second casing 32 is the rotation through ball bearing cover and first worm wheel 61 and is connected, has guaranteed the installation stability of first worm wheel 61 and second worm wheel 71, when playing supplementary spacing, guarantees both pivoted stability.

Further, the guide cylinders 36 are fixedly connected to the inner portions of the sides, close to each other, of the first positioning block 33 and the second positioning block 34, the guide cylinders 36 are arranged at the two ends of the inner portion of the supporting block 35, step-shaped guide holes are formed in the guide cylinders 36, the two ends of the traction shaft 37 are step-shaped, the two ends of the traction shaft 37 are inserted into the guide cylinders 36, the inner diameter of the first positioning block 33 is larger than that of the first supporting plate 66, the first clamping assembly 6 and the second clamping assembly 7 are enabled to be in a non-clamping state, the clamping inner diameter is larger than the outer diameter of the filter element, and further after the first shell 31 and the second shell 32 are inserted, the clamping of the filter element can be guaranteed through the first clamping assembly 6 and the second clamping assembly 7.

Further, the first gear 46 is connected at two ends of the first worm 62 respectively, the second gear 47 is connected at two ends of the second worm 72 respectively, the first gear 46 and the second gear 47 are hollow, a metal eccentric block is fixedly connected in the hollow structure, the gravity centers of the first gear 46 and the second gear 47 are offset through the arrangement of the metal eccentric block, so that the first gear 46 and the second gear 47 are at the lowest end in a non-meshing state, the position stability of the first gear 46 and the second gear 47 is ensured, the movable meshing of the first gear 46 and the second gear 43 and the second gear 44 is ensured, the guide sliding sleeve 45 is fixedly connected outside the second gear 44, the other end of the guide sliding sleeve 45 is slidably connected to the outer wall of the first gear 43, the sliding connection further ensures the sliding stability of the first gear and the second gear, and good guide and limiting effects are achieved.

Further, the outside of second casing 32 is provided with locating component 5, locating component 5 includes handle 51, handle 51 fixed connection has been cup jointed in the outer wall of second casing 32 in the outside of handle 51, press down board 52 has been cup jointed to the outside of handle 51, be connected with first spring 53 between board 52 and the handle 51, press down the outer wall fixedly connected with haulage rope 54 of board 52, the other end fixedly connected with loose axle 55 of haulage rope 54, the other end fixedly connected with axis of rotation 56 of loose axle 55, the outside of axis of rotation 56 has cup jointed positioning gear 57, the outside of loose axle 55 has cup jointed leading truck 59, and leading truck 59 fixed connection is at the outer wall of second casing 32, be connected with second spring 58 between leading truck 59 and the axis of rotation 56, through the pressing to pressing down board 52 and handle 51, and then drive the haulage rope 54 and carry out the displacement, thereby realize the pulling to the axis of rotation 55, further realize the pulling of positioning gear 57 through axis of rotation 56, can make the inside of positioning gear 57 keep away from first worm 62 and first gear 46, thereby ensure the rotation of first worm 62 and first gear 46, positioning gear 58 and the inside of first casing 31 through second spring 58 and control gear 62 make the inside of first casing 31 through the second casing 31 and avoid the phase of the position to become flexible, thereby realize the plug-and play, the first casing is realized, the stability is realized and the position is realized.

Further, the outside of haulage rope 54 is provided with the guide ring, and the guide ring is connected at the outer wall of second casing 32, press plate 52 and handle 51 are sliding connection, loose axle 55 and leading truck 59 are sliding connection, loose axle 55 and first worm 62 are in the same axis, first worm 62 corresponds positioning gear 57 department and has seted up spacing tooth's socket, and spacing tooth's socket and positioning gear 57 one side toothed edge that is close to each other all are the toper structure, through the setting of toper structure, avoid both to appear the plane butt joint, thereby ensure that both can peg graft spacing, the outer wall of axis of rotation 56 is provided with the turning block, the arc guide slot has been seted up to positioning gear 57's inside, and axis of rotation 56 and positioning gear 57 are fifteen degrees rotation connection, axis of rotation 56 and positioning gear 57 can realize the micro-turning of low angle, thereby ensure that positioning gear 57 can dock in first worm 62's inside, when the central eccentric block of first gear 46 is in the bottom, axis of rotation 56 and positioning gear 57 are in central position department.

Further, the first rotating ring is arranged at two ends of the first worm wheel 61, the ball bearing sleeves are connected to the outer walls of the first rotating ring, the bearing seats are connected to the outer walls of the two ends of the first worm 62, the bearing seats are fixedly connected to the bottom of the second shell 32, the first inclined rectangular guide groove is formed in the first worm wheel 61, the first sliding shaft 63 penetrates through the inside of the first rectangular guide groove, the first abrasion-resistant barrel is sleeved at the upper end and the lower end of the first sliding shaft 63 in a rotating mode, the outer walls of the first abrasion-resistant barrel are in contact with the inner walls of the first rectangular guide groove, friction between the first sliding shaft and the first supporting plate is reduced through the contact arrangement of the structure, the smoothness and stability of displacement of the first sliding shaft 63 are guaranteed, the first clamping plate 65 is in arc-shaped sliding connection with the first supporting plate 66, and the first clamping plate 65 is clamped on the outer wall of the filter element after gathering.

Further, the inside slip grafting of second worm wheel 71 has second sliding shaft 73, the center fixedly connected with second deflector 74 of second sliding shaft 73, second deflector 74 both ends fixedly connected with second grip block 75, one side sliding connection that second grip block 75 is close to each other has second backup pad 76, and second backup pad 76 fixed connection is at the inner wall of second worm wheel 71, both ends of second worm wheel 71 all are provided with the second rotation ring, and the outer wall connection of second rotation ring has ball bearing housing, the both ends outer wall of second worm 72 all is connected with the bearing frame, and bearing frame fixed connection is in the bottom of first casing 31, offer the second rectangle guide way of slope on the second worm wheel 71, and the inside in second rectangle guide way runs through second sliding shaft 73, the upper and lower both ends of second sliding shaft 73 all rotate and cup joint the second abrasion resistant section of thick bamboo, and the outer wall of second abrasion resistant section of thick bamboo contacts each other with the inner wall in second rectangle guide way, second grip block 75 and second backup pad 76 are arc sliding connection, centre gripping after the outer wall that the second grip block 75 gathered together is at the outer wall, this main gear of holding plate 75 holds together at the structure, the centre gripping filter core is realized through the second filter core is held by the second rack and is held by the second gear 47, realize the centre gripping, the filter core is held by the second through the drive of the rack 47, and is realized.

Working principle: when the filter element is used, the first shell 31 and the second shell 32 are firstly pulled and displaced, so that displacement expansion of the supporting block 35 is realized, the filter element is directly placed above the supporting block 35, the second shell 32 is pushed under the pressing state of the pressing plate 52 and the handle 51, the second shell 32 and the first shell 31 are mutually inserted, when the second rack 44 and the second gear 47 are meshed, the first rack 43 and the first gear 46 are continuously pushed, the first gear 46 and the second gear 47 are enabled to rotate, the first worm 62 and the second worm 72 are respectively driven to rotate, the first clamping plate 65 and the second clamping plate 75 can be gathered through rotation control of the first worm wheel 61 and the second worm wheel 71, centering clamping and positioning of the filter element are completed, replacement and installation of the filter element are completed, finally, the movable shaft 55 is enabled to generate displacement through elastic control of the second spring 58 and the first spring 53 when the second rack 44 and the second gear 47 are meshed, further the first worm 62 and the second worm 57 are enabled to be driven to rotate, and the first worm 57 and the second worm 57 are enabled to be positioned, and the first shell 31 is prevented from being assembled in a fine-tuning mode, and the replacement and the air-stable positioning of the filter element is completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An air compressor machine with air filter core quick replacement structure, characterized in that includes:

the air compressor comprises an air compressor main body (1), wherein an air inlet pipe (2) is connected above the air compressor main body (1);

the filter element shell (3), filter element shell (3) includes first casing (31), the one end fixedly connected with intake pipe (2) of first casing (31), the other end grafting of first casing (31) has second casing (32), the inner wall fixedly connected with first locating piece (33) of first casing (31), the inner wall fixedly connected with second locating piece (34) of second casing (32), evenly distributed has supporting shoe (35) between first locating piece (33) and second locating piece (34), and all fixedly connected with guiding tube (36) between first locating piece (33), second locating piece (34) and the supporting shoe (35), adjacent the inside grafting of guiding tube (36) has traction shaft (37), be connected with flexible guiding shaft (38) between first casing (31) and second casing (32);

the driving assembly (4), the driving assembly (4) comprises a supporting frame (41) and a second rack (44), the supporting frame (41) is fixedly connected to a bottom buffer plate of the air compressor main body (1), a base plate (42) is fixedly connected to the upper side of the supporting frame (41), a first rack (43) is arranged above the base plate (42), a first gear (46) is meshed to the upper side of the first rack (43), the second rack (44) is fixedly connected to the outer wall of the second shell (32), a second gear (47) is meshed to the lower side of the second rack (44), and a guide sliding sleeve (45) is fixedly connected to the outer side of the second rack (44);

first clamping component (6) and second clamping component (7), the inner structure of first clamping component (6) and second clamping component (7) is the same, first clamping component (6) are including first worm wheel (61), the external engagement of first worm wheel (61) has first worm (62), the outside fixedly connected with first gear (46) of first worm (62), the inside slip grafting of first worm wheel (61) has first sliding shaft (63), the center fixedly connected with first deflector (64) of first sliding shaft (63), first deflector (64) both ends fixedly connected with first deflector (65), one side sliding connection that first deflector (65) are close to each other has first backup pad (66), and first backup pad (66) fixed connection is at the inner wall of first worm wheel (61), the outside engagement of second worm wheel (71) has second worm wheel (72), the outside fixedly connected with second gear (47) of second worm wheel (72).

2. An air compressor having an air filter cartridge quick change structure as set forth in claim 1 wherein: the one end that first casing (31) and second casing (32) kept away from each other all sets up to be step type cavity structure, and the inside of first casing (31) and second casing (32) step type cavity is provided with second clamping component (7) and first clamping component (6) respectively, and the inside of first casing (31) is rotation through ball bearing cover and second worm wheel (71) and is connected, the inside of second casing (32) is rotation through ball bearing cover and first worm wheel (61) and is connected.

3. An air compressor having an air filter cartridge quick change structure as set forth in claim 1 wherein: the inside all fixedly connected with guide cylinder (36) of one side that first locating piece (33) and second locating piece (34) are close to each other, the inside both ends of supporting piece (35) all are provided with guide cylinder (36), step guiding hole has been seted up to the inside of guide cylinder (36), the both ends of traction shaft (37) all are step form, and the both ends of traction shaft (37) all peg graft in the inside of guide cylinder (36), the internal diameter of first locating piece (33) is greater than the internal diameter of first backup pad (66).

4. An air compressor having an air filter cartridge quick change structure as set forth in claim 1 wherein: the first gear (46) is connected at the two ends of the first worm (62) respectively, the second gear (47) is fixedly connected at the two ends of the second worm (72) respectively, the interiors of the first gear (46) and the second gear (47) are hollow structures, a metal eccentric block is fixedly connected in the hollow structures, the guide sliding sleeve (45) is fixedly connected to the exterior of the second rack (44), and the other end of the guide sliding sleeve (45) is slidably connected to the outer wall of the first rack (43).

5. An air compressor having an air filter cartridge quick change structure as set forth in claim 1 wherein: the outside of second casing (32) is provided with locating component (5), locating component (5) are including handle (51), the outer wall at second casing (32) of handle (51) fixed connection, the outside of handle (51) has cup jointed and has pressed board (52), be connected with first spring (53) between pressing board (52) and handle (51), the outer wall fixedly connected with haulage rope (54) of pressing board (52), the other end fixedly connected with loose axle (55) of haulage rope (54), the other end fixedly connected with axis of rotation (56) of loose axle (55), positioning gear (57) have been cup jointed to the outside of axis of rotation (56), the outside of loose axle (55) has cup jointed leading truck (59), and leading truck (59) fixed connection is at the outer wall of second casing (32), be connected with second spring (58) between leading truck (59) and axis of rotation (56).

6. An air compressor having an air filter cartridge quick change structure as set forth in claim 5 wherein: the outside of haulage rope (54) is provided with the guide ring, and the guide ring is connected at the outer wall of second casing (32), push down board (52) and handle (51) are sliding connection, loose axle (55) are sliding connection with leading truck (59), loose axle (55) are in the same axis with first worm (62), first worm (62) correspond positioning gear (57) department and have seted up spacing tooth's socket, and one side tooth limit that spacing tooth's socket is close to each other with positioning gear (57) all is the toper structure, the outer wall of axis of rotation (56) is provided with the turning block, arc guide way has been seted up to the inside of positioning gear (57), and axis of rotation (56) are fifteen degrees rotation connection with positioning gear (57).

7. An air compressor having an air filter cartridge quick change structure as set forth in claim 1 wherein: the utility model discloses a filter element filter, including first worm wheel (61), bearing frame, first backup pad, first grip block (65), first sliding shaft (63) are all provided with first rotating ring in both ends of first worm wheel (61), and the outer wall connection of first rotating ring has ball bearing housing, the both ends outer wall of first worm (62) all is connected with the bearing frame, and bearing frame fixed connection is in the bottom of second casing (32), set up the first rectangle guide way of slope on first worm wheel (61), and the inside of first rectangle guide way is run through has first sliding shaft (63), the upper and lower both ends of first sliding shaft (63) all rotate and cup joint first wear-resisting section of thick bamboo, and the outer wall of first wear-resisting section of thick bamboo and the inner wall of first rectangle guide way contact each other, first grip block (65) are arc sliding connection with first backup pad (66), centre gripping is at the outer wall of filter core after gathering.

8. An air compressor having an air filter cartridge quick change structure as set forth in claim 1 wherein: the inside slip grafting of second worm wheel (71) has second sliding shaft (73), the center fixedly connected with second deflector (74) of second sliding shaft (73), second deflector (74) both ends fixedly connected with second grip block (75), one side sliding connection that second grip block (75) are close to each other has second backup pad (76), and second backup pad (76) fixed connection is at the inner wall of second worm wheel (71).

9. An air compressor having an air filter cartridge quick change structure as set forth in claim 8 wherein: the utility model discloses a filter element, including first worm wheel (71), second worm wheel (71), bearing frame, second worm wheel (73) are all provided with the both ends of second rotating ring, and the outer wall connection of second rotating ring has ball bearing housing, the both ends outer wall of second worm (72) all is connected with the bearing frame, and bearing frame fixed connection is in the bottom of first casing (31), the second rectangle guide way of slope has been seted up on second worm wheel (71), and the inside in second rectangle guide way runs through second sliding shaft (73), the upper and lower both ends of second sliding shaft (73) have all rotated and have cup jointed second wear-resisting section of thick bamboo, and the outer wall of second wear-resisting section of thick bamboo and the inner wall mutual contact in second rectangle guide way, second grip block (75) are arc sliding connection with second backup pad (76), centre gripping is at the outer wall of filter element after second grip block (75) gather.