CN220860890U - Air filtering structure and food material cleaning device - Google Patents

Abstract

The utility model relates to the technical field of food material cleaning devices, and particularly provides an air filtering structure and a food material cleaning device, wherein the air filtering structure comprises a filtering structure body, a connecting component and a connecting rod, wherein the connecting component is used for being installed on an installation cavity of the food material cleaning device and comprises a connecting shell, an elastic piece, a connecting part, an elastic plate and a positioning bead; wherein, mutually support between connecting rod, elastic component, connecting portion and the location pearl for connecting portion can lock and quick unlocking with the connecting rod fast in order to relax the connecting rod, and then be favorable to making filtering structure body can install fast and dismantle, easy operation is convenient, is favorable to improving work efficiency.

Description

Air filtering structure and food material cleaning device

Technical Field

The utility model relates to the technical field of food material cleaning devices, in particular to an air filtering structure and a food material cleaning device.

Background

At present, pesticides and fertilizers are used in the vegetable planting process, and hormones, antibiotics and the like are commonly used in animal aquaculture, so that breeding of bacteria and virus microorganisms is caused, and serious influence is caused on food safety, and therefore the food cleaning device is rapidly developed.

There are various technical routes for food material cleaning devices on the market, wherein ozone technology is a technology which is widely applied, remarkable in effect and environment-friendly. In order to ensure the quality of ozone generation, it is generally necessary to install an air filter to purify and dry the inhaled air.

In the prior art, the air filter is usually fixed on the cabinet body of the food cleaning device through a screw or a screw, and when the air filter is damaged and needs to be maintained, the air filter is inconvenient to detach; the screw or the screw is detached during maintenance and is easy to lose, so that the installation is troublesome.

Disclosure of utility model

The utility model solves the problem that the air filtering structure in the existing food material cleaning device is inconvenient to assemble and disassemble.

In order to solve the problems, the utility model provides the following technical scheme:

The utility model provides an air filter structure, includes filtration body, coupling assembling and connecting rod, coupling assembling is used for installing on food belt cleaning device's installation cavity, coupling assembling includes coupling housing, elastic component, connecting portion and location pearl, be equipped with the mounting groove in the coupling housing, coupling housing one side wall be provided with the opening that the mounting groove is linked together, the inner wall of coupling housing is provided with the guiding groove, be provided with on the guiding groove and be close to the unlocking position of opening and keep away from the locking position of opening;

The elastic piece is arranged in the mounting groove and has a trend of moving towards the opening, the connecting part is used for being connected to one end, close to the opening, of the elastic piece, the positioning beads are movably arranged on the connecting part and used for moving along the guide groove;

The connecting rod matched with the connecting component is arranged on one side of the filtering structure body; when the filter structure body is installed into the installation cavity, the connecting rod is used for abutting the connecting part and pushing the connecting part into the installation groove from the opening, and meanwhile, the positioning beads move from the unlocking position to the locking position along the guide groove, so that the connecting part locks the connecting rod.

Compared with the prior art, the air filtering structure provided by the utility model has the following beneficial effects:

When the filter structure body is installed, the filter structure body is aligned with the installation cavity, and the connecting rod is aligned with the connecting part of the connecting component. Then, inserting the filtering structure body into the mounting cavity, simultaneously, abutting the connecting rod against the connecting part to extrude the elastic piece, and pushing the connecting part into the mounting groove from the opening; during the movement of the connecting portion, the positioning bead on the connecting portion moves along the guide groove from the unlocking position to the locking position. Because the unlocking position is close to the opening, the locking position is far away from the opening, when the positioning bead moves to the locking position, the positioning bead and the connecting part are located at the position away from the opening in the mounting groove, and then the connecting part locks one end of the connecting rod in the mounting groove, so that the filtering structure body is fixed in the mounting cavity. When the filter structure body needs to be taken down for maintenance, the filter structure body is pressed, the positioning beads are separated from the locking position, meanwhile, the elastic piece pushes the connecting portion to reset and drive the positioning beads to move from the locking position to the unlocking position under the action of the reset force of the elastic piece, and meanwhile, the connecting portion pushes the connecting rod out, so that the filter structure body is pushed out of the installation cavity, and the filter structure body is taken out for maintenance or replacement. Wherein, mutually support between connecting rod, elastic component, connecting portion and the location pearl for connecting portion can lock and quick unlocking with the connecting rod fast in order to relax the connecting rod, and then be favorable to making filtering structure body install fast and dismantle, need not use extra unblock instrument, easy operation is convenient, is favorable to improving work efficiency.

Preferably, the connecting part comprises a connecting block, at least two elastic connecting arms symmetrically arranged on the side wall of the connecting block and a butt joint block arranged on the connecting block and positioned between the at least two elastic connecting arms, and the connecting block is used for being connected to one end, close to the opening, of the elastic piece;

When the positioning beads are positioned at the unlocking positions, the butt joint blocks and the elastic connecting arms extend outwards from the openings, and one ends of the elastic connecting arms, which are far away from the connecting blocks, are obliquely arranged towards the direction far away from the butt joint blocks; when the positioning beads are located at the locking positions, the butt joint blocks and the elastic connecting arms enter the mounting grooves from the openings, and the elastic connecting arms are extruded by the inner walls of the mounting grooves to gather towards the direction close to the butt joint blocks so as to be locked with the connecting rods in a clamping mode.

Preferably, a clamping protrusion is formed at one end of the elastic connecting arm far away from the connecting block, and a matching protrusion matched with the clamping protrusion is formed on the connecting rod; when the positioning beads are located at the locking positions, the connecting rod is in contact with the butt joint blocks, and the matched protrusions on the connecting rod are used for being clamped with the clamping protrusions of the elastic connecting arms after gathering.

Preferably, the connecting assembly further comprises an elastic plate, a movable groove is formed in the surface, facing the guide groove, of the connecting block, the elastic plate is used for being installed in the movable groove, and the positioning beads are arranged in the movable groove and located between the elastic plate and the guide groove.

Preferably, the guide groove comprises a first groove, a second groove, a third groove, a fourth groove and a fifth groove which are communicated in sequence, and the first groove extends from a position close to the opening to a position far from the opening; the second groove is inclined from one end of the first groove away from the opening to one end close to the opening; the third groove is connected to one end, far away from the first groove, of the second groove, and is axisymmetrically arranged with the second groove, and the symmetry axis is parallel to the first groove; the fourth groove extends from one end of the third groove away from the second groove towards the direction approaching the opening, and the fourth groove is parallel to the first groove and shorter than the first groove in length; the fifth groove is connected between the fourth groove and the first groove in an inclined mode;

The unlocking position is arranged at one end of the first groove, which is close to the opening, the locking position is arranged at the joint of the second groove and the third groove, a limiting protrusion is further arranged in the guiding groove, and the limiting protrusion is arranged at one end of the first groove, which is close to the second groove.

Preferably, a positioning groove matched with the positioning bead is arranged at the locking position, and a guiding slope is arranged on the side, facing the third groove, of the positioning groove.

Preferably, the third groove is gradually inclined toward a side away from the mounting groove from an end near the locking position to an end away from the locking position; the depth of the fourth and fifth grooves is consistent with the depth of the end of the third groove remote from the locking position.

Preferably, the connecting assembly further comprises a limiting block, wherein the inner wall of one end of the mounting groove far away from the opening is symmetrically provided with the limiting block on two sides of the elastic piece, and the limiting block is used for being abutted to the connecting block.

Preferably, the connection shell comprises a shell body and a cover body, the shell body is provided with the mounting groove, and the cover body is mounted on the shell body and used for covering the mounting groove; a guide groove is formed in the side wall, facing the mounting groove, of the cover body; when the cover body is mounted on the shell, the elastic plate abuts against the positioning beads, so that the positioning beads are located between the elastic plate and the inner wall of the guide groove.

The utility model also provides another technical scheme:

a food material cleaning device comprises the air filtering structure.

Preferably, the food material cleaning device further comprises a cabinet body, wherein the cabinet body is provided with a mounting cavity for accommodating the air filtering structure, the two air filtering structure connecting assemblies are symmetrically arranged on two sides of the mounting cavity, and the two air filtering structure connecting rods are arranged on the air filtering structure body and at positions opposite to the connecting assemblies.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a food material cleaning device according to an embodiment of the utility model;

FIG. 2 is a schematic diagram of a filtering structure body and a cabinet according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of the filtering structure body according to the embodiment of the present utility model when the filtering structure body is mounted on the cabinet;

FIG. 4 is a schematic diagram of the structure of the filtering structure body and the cabinet according to the embodiment of the utility model;

fig. 5 is a schematic structural diagram of a connecting assembly and a connecting rod according to an embodiment of the utility model.

Reference numerals illustrate:

1a filtering structure body, 2a connecting component, 20 an unlocking position, 200 a locking position, 2000 a positioning groove, 21 a connecting shell, 211 a shell, 212 a cover body, 22 an elastic piece, 23 a connecting part, 230 a movable groove, 231 a connecting block, 232 an elastic connecting arm, 233 a butt joint block, 234 a clamping bulge, 24 an elastic plate, 25 a positioning bead, 26 a mounting groove, 27 a guiding groove, 271 a first groove, 272 a second groove, 273 a third groove, 274 a fourth groove, 275 a fifth groove, 276 a limiting bulge, 28 a limiting block, 3 a connecting rod, 30 a matching bulge, 4 a cabinet body and 5 a mounting cavity.

Detailed Description

Embodiments of the present application are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the application but are not intended to limit the scope of the application.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the coordinate system XYZ provided herein, the positive direction of the X axis represents the right direction, the negative direction of the X axis represents the left direction, the positive direction of the Y axis represents the front direction, the negative direction of the Y axis represents the rear direction, the positive direction of the Z axis represents the upper direction, and the negative direction of the Z axis represents the lower direction; the Z-axis, X-axis, Y-axis are meant to be illustrative only and to simplify the description of the present utility model and are not indicative or implying that the apparatus or elements being referred to must have, be constructed and operated in a particular orientation and therefore are not to be construed as limiting the present utility model.

Referring to fig. 1-5, the air filtering structure provided by the utility model comprises a filtering structure body 1, a connecting component 2 and a connecting rod 3, wherein the connecting component 2 is used for being installed on an installation cavity 5 of a food cleaning device, the connecting component 2 comprises a connecting shell 21, an elastic piece 22, a connecting part 23 and a positioning bead 25, an installation groove 26 is formed in the connecting shell 21, an opening communicated with the installation groove 26 is formed in one side wall of the connecting shell 21, a guide groove 27 is formed in the inner wall of the connecting shell 21, and an unlocking position 20 close to the opening and a locking position 200 far away from the opening are formed in the guide groove 27; the elastic piece 22 is arranged in the mounting groove 26, the connecting part 23 is used for being connected to one end of the elastic piece 22 close to the opening, the positioning bead 25 is movably arranged on the connecting part 23, and the positioning bead 25 is used for moving along the guide groove 27; one side of the filtering structure body 1 is provided with the connecting rod 3 which is matched with the connecting component 2; when the filter structure body 1 is installed in the installation cavity 5, the connecting rod 3 is used for abutting against the connecting portion 23 and pushing the connecting portion 23 into the installation groove 26 from the opening, and meanwhile, the positioning bead 25 moves from the unlocking position 20 to the locking position 200 along the guiding groove 27, so that the connecting portion 23 locks the connecting rod 3.

Referring to fig. 3-4, in the present embodiment, when the filter structure body 1 is installed, the filter structure body 1 is aligned with the installation cavity 5, and the connecting rod 3 is aligned with the connecting portion 23 of the connecting assembly 2. Then, inserting the filtering structure body 1 into the mounting cavity 5, and simultaneously, abutting the connecting rod 3 against the connecting part 23 to press the elastic piece 22 and pushing the connecting part 23 into the mounting groove 26 from the opening; during the movement of the connecting portion 23, the elastic member 22 is compressed, and the positioning bead 25 on the connecting portion 23 moves from the unlocking position 20 to the locking position 200 along the guiding groove 27 and is locked and limited. Since the unlocking position 20 is close to the opening, the locking position 200 is far away from the opening, so that when the positioning bead 25 moves to the locking position 200, the positioning bead 25 and the connecting portion 23 are together located in the mounting groove 26 at a position far away from the opening, and further, the connecting portion 23 locks one end of the connecting rod 3 in the mounting groove 26, thereby fixing the filtering structure body 1 in the mounting cavity 5. When the filter structure body 1 needs to be removed for maintenance, the filter structure body 1 is pressed, so that the positioning beads 25 are separated from the locking position 200, meanwhile, the elastic piece 22 pushes the connecting portion 23 to reset and drive the positioning beads 25 to move from the locking position 200 to the unlocking position 20 under the action of the reset force of the elastic piece 22, and meanwhile, the connecting portion 23 pushes out the connecting rod 3, so that the filter structure body 1 is pushed out from the mounting cavity 5, and the filter structure body 1 is conveniently taken out for maintenance or replacement. Wherein, connecting rod 3 elastic component 22 connecting portion 23 with mutually support between the location pearl 25, make connecting portion 23 can be fast with connecting rod 3 lock and unblank fast in order to relax connecting rod 3, and then be favorable to making filtering structure body 1 can install fast and dismantle, need not use extra unblock instrument, easy operation is convenient, is favorable to improving work efficiency.

Referring to fig. 3 to 4, preferably, the connecting portion 23 includes a connecting block 231, at least two elastic connecting arms 232 symmetrically disposed on a side wall of the connecting block 231, and a docking block 233 disposed on the connecting block 231 and located between the at least two elastic connecting arms 232, where the connecting block 231 is used for connecting to an end of the elastic member 22 near the opening; when the positioning bead 25 is located at the unlocking position 20, the abutting block 233 and the elastic connection arm 232 extend outwards from the opening, and one end of the elastic connection arm 232 away from the connection block 231 is inclined towards a direction away from the abutting block 233; when the positioning bead 25 is located at the locking position 200, the abutting block 233 and the elastic connection arm 232 enter the mounting groove 26 from the opening, and the elastic connection arm 232 is pressed by the inner wall of the mounting groove 26 to gather toward the direction close to the abutting block 233 so as to be locked with the connecting rod 3 in a clamping manner.

Specifically, the elastic member 22 is a spring, a groove is formed in the middle of the inner wall of the mounting groove 26, which is far away from the opening, one end of the spring is mounted in the groove, and the other end of the spring extends towards the opening; when the connecting portion 23 is connected to the spring near the end of the opening, the connecting block 231 is located in the mounting groove 26, and the abutting block 233 and the elastic connecting arm 232 extend outwards from the opening. Wherein the provision of the recess is advantageous in limiting the position of the spring to avoid positional misalignment of the spring within the mounting groove 26.

The width of the connection block 231 is adapted to the width of the mounting groove 26, so that the connection block 231 can move along the inner wall of the mounting groove 26, which is beneficial to avoiding occurrence of carrier due to position deviation or unsmooth movement.

In this embodiment, when the filter structure body 1 is installed, the filter structure body 1 is inserted into the installation cavity 5, and meanwhile, the connecting rod 3 abuts against the abutting block 233, so that the connecting portion 23 integrally presses the elastic member 22, the abutting block 233 and the elastic connecting arm 232 enter the installation groove 26 from the opening, and at this time, the two elastic connecting arms 232 are pressed by the inner wall of the installation groove 26 to gather toward the middle part in the direction close to the abutting block 233. When the positioning bead 25 moves to the locking position 200, the connecting rod 3 is abutted with the abutting block 233, so that the gathered elastic connecting arms 232 can be clamped on the outer wall of the connecting rod 3, locking of the connecting assembly 2 and the connecting rod 3 is achieved, and the filtering structure body 1 is fixed in the installation cavity 5. When the filter structure body 1 needs to be removed for maintenance, the filter structure body 1 is pressed, so that the positioning beads 25 are separated from the locking position 200 and are subjected to the action of the spring reset force, the spring pushes the connecting portion 23 to reset so as to drive the positioning beads 25 to move from the locking position 200 to the unlocking position 20, meanwhile, the connecting portion 23 pushes out the connecting rod 3, the abutting block 233 and the elastic connecting arm 232 of the connecting portion 23 move to the outside of the mounting groove 26, and the elastic connecting arm 232 is reset without being limited by the inner wall of the mounting groove 26, so that the connecting rod 3 is loosened, and then the connecting assembly 2 is contacted with the locking between the connecting rod 3, so that the filter structure body 1 is taken out for maintenance or replacement.

Referring to fig. 3 to 5, preferably, a clamping protrusion 234 is formed at an end of the elastic connection arm 232 away from the connection block 231, and the connection rod 3 has a matching protrusion 30 matching the clamping protrusion 234; when the positioning bead 25 is located at the locking position 200, the connecting rod 3 contacts the abutting block 233, and the engaging protrusion 30 on the connecting rod 3 is used for being engaged with the engaging protrusion 234 of the gathered elastic connecting arm 232.

Specifically, when the positioning bead 25 is located at the unlocking position 20, the abutting block 233 and the elastic connection arm 232 extend outwards from the opening, and one end of the elastic connection arm 232 away from the connection block 231 is inclined towards the direction away from the abutting block 233, and the two clamping protrusions 234 are oppositely arranged; when the two elastic connection arms 232 are gathered, a clamping space is formed between the opposite position of the two clamping protrusions 234 and the abutting block 233, so as to accommodate one end of the connecting rod 3 with the matching protrusion 30.

In this embodiment, when the filter structure body 1 is installed, the filter structure body 1 is inserted into the installation cavity 5, and meanwhile, the connecting rod 3 abuts against the abutment block 233, so that the connecting portion 23 integrally presses the elastic member 22, the abutment block 233 and the elastic connecting arm 232 enter the installation groove 26 from the opening, at this time, the two elastic connecting arms 232 are pressed by the inner wall of the installation groove 26 to gather toward the middle part in the direction close to the abutment block 233, and the clamping protrusion 234 on the elastic connecting arm 232 is gradually clamped on one side, away from the abutment block 233, of the mating protrusion 30, that is, the mating protrusion 30 is limited between the abutment block 233 and the clamping protrusion 234, so as to achieve locking.

Preferably, the connection assembly 2 further includes an elastic plate 24, a surface of the connection block 231 facing the guide groove 27 is provided with a movable groove 230, the elastic plate 24 is configured to be installed in the movable groove 230, the positioning bead 25 is disposed in the movable groove 230, and the positioning bead 25 is located between the elastic plate 24 and the guide groove 27.

In this embodiment, when the positioning bead 25 in the movable groove 230 moves along the guide groove 27, the elastic plate 24 abuts against the positioning bead 25, so that the positioning bead 25 is not easy to deviate when moving between the elastic plate 24 and the guide groove 27, and can smoothly move along the guide groove 27; when the connecting portion 23 does not move, the positioning beads 25 are not easy to displace due to the arrangement of the elastic plate 24, so that the connecting portion 23 is accurate in position in the mounting groove 26, smooth unlocking and locking actions of the connecting portion 23 on the connecting rod 3 are guaranteed, and the problems of loosening and locking are avoided.

Referring to fig. 5, the guide groove 27 preferably includes a first groove 271, a second groove 272, a third groove 273, a fourth groove 274, and a fifth groove 275 that are sequentially communicated, the first groove 271 extending from near the opening toward far from the opening; the second groove 272 is inclined from an end of the first groove 271 away from the opening toward an end near the opening; the third groove 273 is connected to one end of the second groove 272 away from the first groove 271 and is axisymmetrically arranged with the second groove 272, and the symmetry axis is parallel to the first groove 271; the fourth groove 274 extends from an end of the third groove 273 away from the second groove 272 toward a direction approaching the opening, the fourth groove 274 being parallel to the first groove 271 and shorter than the first groove 271 in length; the fifth groove 275 is connected between the fourth groove 274 and the first groove 271 in an inclined manner; the unlocking position 20 is disposed at one end of the first groove 271 near the opening, the locking position 200 is disposed at a connection position of the second groove 272 and the third groove 273, a limiting protrusion 276 is further disposed in the guiding groove 27, and the limiting protrusion 276 is disposed at one end of the first groove 271 near the second groove 272.

Specifically, the first groove 271 is parallel to the extending direction of the mounting groove 26; because the third groove 273 is connected to the end of the second groove 272 away from the first groove 271 and is axially symmetrical to the second groove 272, the symmetry axis is parallel to the first groove 271, such that the third groove 273 and the second groove 272 form a V-shaped symmetrical structure with the apex of the V-shape (i.e. the locking position 200) protruding toward the opening direction

The connection between the limit protrusions 276 and the inner wall of the connection housing 21 is excessively connected by rounded corners.

In this embodiment, when the filter structure body 1 is installed, the filter structure body 1 is inserted into the installation cavity 5, and meanwhile, the connecting rod 3 abuts against the connecting portion 23 to press the elastic member 22, and pushes the connecting portion 23 into the installation groove 26 from the opening; during the movement of the connection portion 23, the positioning bead 25 in the movable groove 230 of the connection portion 23 moves along the guiding groove 27, and when the positioning bead 25 moves along the first groove 271 and passes over the limiting protrusion 276 and moves to the connection position between the first groove 271 and the second groove 272, the positioning bead 25 is limited not to move further in the direction away from the opening, and is acted by the spring to push the connection portion 23 to move in the direction approaching the opening, and the positioning bead 25 is limited by the limiting protrusion 276 in the first groove 271 and enters the second groove 272 to move to the locking position 200. Since the locking position 200 is located at the connection between the third groove 273 and the second groove 272, and the third groove 273 and the second groove 272 form a V-shaped symmetrical structure, and the apex of the V-shape (i.e., the locking position 200) protrudes toward the opening direction, the positioning bead 25 in the locking position 200 does not move away from the locking position 200 due to the spring restoring force, and thus can provide a locking effect.

Referring to fig. 5, preferably, a positioning groove 2000 matching with the positioning bead 25 is provided at the locking position 200, and a side of the positioning groove 2000 facing the third groove 273 has a guiding slope.

In this embodiment, the positioning groove 2000 is configured to limit the positioning bead 25 at the locking position 200, so as to avoid the positioning bead 25 from being shifted to affect the locking effect; the side of the positioning groove 2000 facing the third groove 273 has a guiding slope, which is advantageous in that the positioning bead 25 can smoothly enter the third groove 273 when unlocking.

Referring to fig. 5, it is preferable that the third groove 273 is gradually inclined toward a side away from the mounting groove 26 from an end near the locking position 200 to an end far from the locking position 200; the depth of the fourth groove 274 and the fifth groove 275 corresponds to the depth of the end of the third groove 273 remote from the locking position 200.

Specifically, the third groove 273 is gradually inclined from the end near the locking position 200 to the end far from the locking position 200 toward the side far from the mounting groove 26, i.e., the third groove 273 is gradually deepened from the end near the locking position 200 to the end far from the locking position 200. The extending direction of the first groove 271 and the fourth groove 274 is parallel to the extending direction of the spring.

In this embodiment, when the filter structure body 1 needs to be removed, the filter structure body 1 is pushed by the positioning groove 2000, so that the connecting rod 3 pushes against the connecting portion 23, and further, the positioning bead 25 is separated from the positioning groove 2000 and moves into the third groove 273 through the guiding slope, because the depth of the third groove 273 from one end close to the locking position 200 to one end far from the locking position 200 is gradually deepened, the positioning bead 25 is under the action of the elastic plate 24, so that the positioning bead 25 gradually moves towards one end close to the fourth groove 274 in the third groove 273, until the connecting portion 23 moves to the communication position of the third groove 273 and the fourth groove 274, and is pushed by the restoring force of the spring, so that the connecting portion 23 moves towards the direction close to the opening, and the positioning bead 25 moves along the fourth groove 274 and the fifth groove 275 to the locking position 200 of the first groove 271, and the connecting portion 23 moves to the position close to the opening position of the fourth groove 274, and the connecting portion is pushed out of the connecting rod 1, thereby releasing the connecting rod 1.

Referring to fig. 3-4, preferably, the connection assembly 2 further includes a stopper 28, the inner wall of the mounting groove 26 at one end far away from the opening is located at two sides of the elastic member 22, and the stopper 28 is symmetrically disposed, and the stopper 28 is used for abutting against the connection block 231.

In this embodiment, when the connecting rod 3 abuts against the connecting portion 23, the connecting block 231 moves toward the inside of the mounting groove 26 to abut against the stopper 28, the positioning bead 25 is located between the first groove 271 and the second groove 272, and then the spring pushes the connecting portion 23 to move toward the opening direction after removing the external force, and the positioning bead 25 moves in the second groove 272; wherein, the setting of stopper 28 is used for limiting connecting block 231 is favorable to preventing the connecting block 231 removes too much and leads to the location pearl 25 shifts out to outside from in the first groove 271, has guaranteed the removal orbit of location pearl 25, and then improves the locking effect.

Referring to fig. 5, the connection housing 21 preferably includes a housing 211 and a cover 212, the housing 211 is provided with the mounting groove 26, and the cover 212 is mounted on the housing 211 and is used for covering the mounting groove 26; a guide groove 27 is formed in the side wall of the cover 212 facing the mounting groove 26; when the cover 212 is mounted on the housing 211, the elastic plate 24 abuts against the positioning bead 25 such that the positioning bead 25 is located between the elastic plate 24 and the inner wall of the guide groove 27.

Specifically, a mounting post is disposed on a surface of the housing 211 facing the mounting groove 26, a mounting hole is disposed on the cover 212 at a position corresponding to the housing 211, and the cover 212 and the housing 211 are fixedly connected through the mounting hole and the mounting post; the cover 212 has a transparent structure, so as to facilitate the timely maintenance when the inside of the connection assembly 2 is damaged.

In this embodiment, the housing 211 and the cover 212 are arranged to facilitate the installation of the positioning bead 25 during assembly, so as to avoid the influence on the practical use effect caused by the fact that the positioning bead 25 is not installed in place.

The utility model also provides another technical scheme: a food material cleaning device comprises the air filtering structure.

Referring to fig. 1-2, preferably, the food cleaning device further includes a cabinet body 4, the cabinet body 4 is provided with a mounting cavity 5 for accommodating the air filtering structure, two connecting components 2 of the air filtering structure are symmetrically mounted on two sides of the mounting cavity 5, and two connecting rods 3 of the air filtering structure are disposed on the filtering structure body 1 of the air filtering structure at positions opposite to the connecting components 2.

In this embodiment, the arrangement of the two connecting assemblies 2 and the two connecting rods 3 makes the filter structure installation more reliable and stable.

Although the utility model is disclosed above, the scope of the utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and these changes and modifications will fall within the scope of the utility model.

Claims (10)

1. The utility model provides an air filtering structure, its characterized in that includes filtration body (1), coupling assembling (2) and connecting rod (3), coupling assembling (2) are used for installing on food belt cleaning device's installation cavity, coupling assembling (2) are including coupling shell (21), elastic component (22), connecting portion (23) and location pearl (25), be equipped with mounting groove (26) in coupling shell (21), coupling shell (21) a side wall be provided with the opening that mounting groove (26) are linked together, the inner wall of coupling shell (21) is provided with guiding groove (27), be provided with on guiding groove (27) and be close to opening unlocking position (20) and keep away from opening locking position (200);

The elastic piece (22) is arranged in the mounting groove (26), the connecting part (23) is used for being connected to one end, close to the opening, of the elastic piece (22), the positioning beads (25) are movably arranged on the connecting part (23), and the positioning beads (25) are used for moving along the guide groove (27);

One side of the filtering structure body (1) is provided with the connecting rod (3) matched with the connecting component (2); when the filter structure body (1) is installed in the installation cavity, the connecting rod (3) is used for abutting the connecting part (23) and pushing the connecting part (23) into the installation groove (26) from the opening, and meanwhile the positioning beads (25) move from the unlocking position (20) to the locking position (200) along the guide groove (27), so that the connecting part (23) locks the connecting rod (3).

2. The air filtering structure according to claim 1, wherein the connection portion (23) comprises a connection block (231), at least two elastic connection arms (232) symmetrically disposed on a side wall of the connection block (231), and a butt joint block (233) disposed on the connection block (231) and located between the at least two elastic connection arms (232), the connection block (231) being configured to be connected to an end of the elastic member (22) near the opening;

When the positioning bead (25) is positioned at the unlocking position (20), the butt joint block (233) and the elastic connecting arm (232) extend outwards from the opening, and one end of the elastic connecting arm (232) away from the connecting block (231) is obliquely arranged towards the direction away from the butt joint block (233); when the positioning bead (25) is located at the locking position (200), the butt joint block (233) and the elastic connecting arm (232) enter the mounting groove (26) from the opening, and the elastic connecting arm (232) is extruded by the inner wall of the mounting groove (26) to gather towards the direction close to the butt joint block (233) so as to realize clamping locking with the connecting rod (3).

3. The air filtering structure according to claim 2, wherein a clamping protrusion (234) is formed at one end of the elastic connecting arm (232) away from the connecting block (231), and a matching protrusion (30) matched with the clamping protrusion (234) is formed on the connecting rod (3); when the positioning bead (25) is located at the locking position (200), the connecting rod (3) is in contact with the abutting block (233), and the matching protrusion (30) on the connecting rod (3) is used for being clamped with the clamping protrusion (234) of the elastic connecting arm (232) after gathering.

4. The air filtering structure according to claim 2, wherein the connection assembly (2) further comprises an elastic plate (24), a movable groove (230) is arranged on the surface of the connection block (231) facing the guide groove (27), the elastic plate (24) is used for being installed in the movable groove (230), the positioning bead (25) is arranged in the movable groove (230), and the positioning bead (25) is located between the elastic plate (24) and the guide groove (27).

5. The air filtering structure according to claim 1, wherein the guide groove (27) includes a first groove (271), a second groove (272), a third groove (273), a fourth groove (274), and a fifth groove (275) that are sequentially communicated, the first groove (271) extending from near the opening toward far from the opening; the second groove (272) is inclined from the end of the first groove (271) away from the opening toward the end close to the opening; the third groove (273) is connected to one end of the second groove (272) far away from the first groove (271) and is axisymmetrically arranged with the second groove (272), and the symmetry axis is parallel to the first groove (271); the fourth groove (274) extends from an end of the third groove (273) away from the second groove (272) toward a direction approaching the opening, the fourth groove (274) being parallel to the first groove (271) and shorter than the length of the first groove (271); the fifth groove (275) is connected between the fourth groove (274) and the first groove (271) in an inclined manner;

The unlocking position (20) is arranged at one end, close to the opening, of the first groove (271), the locking position (200) is arranged at the joint of the second groove (272) and the third groove (273), a limiting protrusion (276) is further arranged in the guide groove (27), and the limiting protrusion (276) is arranged at one end, close to the second groove (272), of the first groove (271).

6. An air filtering structure according to claim 5, characterized in that a positioning groove (2000) matching the positioning bead (25) is provided at the locking position (200), the side of the positioning groove (2000) facing the third groove (273) being provided with a guiding slope.

7. The air filtering structure as claimed in claim 5, wherein the third groove (273) is gradually inclined toward a side away from the mounting groove (26) from an end closer to the locking position (200) to an end away from the locking position (200); the depth of the fourth groove (274) and the fifth groove (275) corresponds to the depth of the end of the third groove (273) remote from the locking position (200).

8. The air filtering structure according to claim 2, wherein the connecting assembly (2) further comprises a limiting block (28), the limiting block (28) is symmetrically arranged on two sides of the elastic piece (22) away from the inner wall of one end of the opening of the mounting groove (26), and the limiting block (28) is used for being abutted against the connecting block (231).

9. A food material cleaning apparatus comprising an air filtration structure as claimed in any one of claims 1 to 8.

10. Food cleaning apparatus according to claim 9, further comprising a cabinet body (4), wherein the cabinet body (4) is provided with a mounting cavity (5) for accommodating the air filtering structure, two connecting components (2) of the air filtering structure are symmetrically mounted on two sides of the mounting cavity (5), and two connecting rods (3) of the air filtering structure are arranged on the filtering structure body (1) of the air filtering structure at positions opposite to the connecting components (2).