CN219722310U - Filtering mechanism of ventilating duct - Google Patents

Abstract

The utility model relates to the technical field of ventilation pipeline filtration, in particular to a filtration mechanism of a ventilation pipeline, which can enable cloth bags or filter cloth to be disassembled and assembled more conveniently, effectively improve the working efficiency and improve the use convenience; including air pipe, still include dismouting mechanism and clamping mechanism, dismouting mechanism includes outer frame, is equipped with two sets of hinges on the outer frame, and outer frame rotates the lid through the hinge and installs on air pipe, and outer frame left end is connected with fixed draw-in groove, has slided in the fixed draw-in groove and has placed the filter element, and air pipe inside top is connected with two sets of fixed plates, and the front and back symmetry is connected with two sets of guide bars between two sets of fixed plates, all is fixed to be equipped with on two sets of uide bushing and articulates the seat, and outer frame left side front and back symmetry is connected with two sets of articulated seat down, articulates respectively on two sets of articulated seats and has the connection slat, and two sets of connection slat bottoms are articulated with two sets of articulated seats down respectively, clamping mechanism for restricting opening of outer frame.

Description

Filtering mechanism of ventilating duct

Technical Field

The utility model relates to the technical field of ventilation pipeline filtration, in particular to a filtration mechanism of a ventilation pipeline.

Background

The ventilating duct is a metal or composite pipeline for ventilation and air conditioning engineering of industrial and civil buildings, and is a municipal infrastructure for reducing the concentration of harmful gases in order to circulate air.

When changing indoor air can use the air pipe, among the prior art, all be equipped with filter equipment on the air pipe to prevent that external debris dust from getting into indoor along the air pipe when ventilating.

At present, the filtering device commonly used filters mainly in the form of a cloth bag or a filter screen cloth, and along with long-time use, a lot of sundries or dust can be accumulated in the cloth bag or the filter screen cloth, so that cleaning and replacement are required regularly to ensure a good filtering effect, but the existing filtering device is mostly installed on a ventilating duct in a bolt connection mode, and when in actual use, the cloth bag or the filter screen cloth is inconvenient to assemble and disassemble, so that the working efficiency is influenced, and the using convenience is relatively poor.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the filtering mechanism of the ventilating duct, which can enable the cloth bag or the filter cloth to be disassembled and assembled more conveniently, effectively improves the working efficiency and improves the use convenience.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: including air pipe, still include dismouting mechanism and clamping mechanism, dismouting mechanism includes outer frame, be equipped with two sets of hinges on the outer frame, outer frame rotates the lid through the hinge and installs on air pipe, outer frame left end is connected with fixed draw-in groove, filter piece has been placed in the fixed draw-in groove in the slip, air pipe inside top is connected with two sets of fixed plates, the front and back symmetry is connected with two sets of guide bars between the two sets of fixed plates, all the slip cap is equipped with the uide bushing on the two sets of guide bars, all the cover is equipped with the spring on the two sets of guide bars, and the right-hand member of two sets of springs is connected with two sets of uide bushing respectively, the left end of two sets of springs all is connected with a set of fixed plate by the left side, all be fixed on two sets of uide bushing and be equipped with articulated seat down, articulated respectively on two sets of articulated slat, two sets of articulated slat bottom are articulated with articulated seat down respectively on two sets of articulated seat down, clamping mechanism for restricting opening of outer frame.

Preferably, the clamping mechanism comprises a fixed box, the fixed box is installed on the top end of the ventilating duct, two groups of sliding holes are formed in the top end of the fixed box, push rods are slidably installed in the two groups of sliding holes, the top ends of the two groups of push rods are connected with pressing caps, reset springs are sleeved on the two groups of push rods, the top ends of the two groups of reset springs are connected with the two groups of pressing caps respectively, the bottom ends of the two groups of reset springs are connected with the fixed box, the right ends of the two groups of push rods are connected with lower clamping heads, the outer frame is connected with an upper clamping head, and the lower clamping heads and the upper clamping heads are mutually matched.

Preferably, the device further comprises a handle, wherein the handle is fixedly arranged at the top of the right end of the outer frame.

Preferably, an anti-slip handle sleeve is fixedly sleeved on the circumferential outer wall of the handle.

Preferably, a first sliding sleeve is arranged in each of the two groups of sliding holes at the top end of the fixed box.

Preferably, the circumference inner wall of the two groups of guide sleeves is provided with a second sliding sleeve.

Compared with the prior art, the utility model has the beneficial effects that: when the filter is used, the filter element can be filter cloth with a frame or cloth bag with a frame, the filter element is arranged on the outer frame through the fixing clamping groove at ordinary times, the outer frame is in a closed state, the guide sleeve is positioned at the position of the guide rod, which is close to the left, the outer frame applies leftward thrust to the guide sleeve through the connecting slat, so that the spring is in a compressed state, after the limit to the outer frame is relieved through the operation clamping mechanism when cleaning or replacement is needed, the guide sleeve can move rightward along the guide rod under the action of the spring, the guide sleeve pushes the outer frame to rotate to open a certain angle through the connecting slat, the outer frame is jacked up, after the outer frame is opened, the filter element is removed from the fixing clamping groove in a sliding way for cleaning or replacement, and the outer frame is replaced, so that the cloth bag or the filter cloth is disassembled more conveniently, the working efficiency is effectively improved, and the use convenience is improved.

Drawings

FIG. 1 is a schematic front side view of the present utility model;

FIG. 2 is a schematic view of the front cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of the right side cross-sectional structure of the mounting plate of the present utility model;

FIG. 4 is a schematic top cross-sectional view of the filter element mated with the retaining clip groove of the present utility model;

FIG. 5 is a schematic view of the partial enlarged structure at A of the present utility model;

the reference numerals in the drawings: 1. a ventilation duct; 2. an outer frame; 3. a hinge; 4. a fixing slot; 5. a filter; 6. a fixing plate; 7. a guide rod; 8. a guide sleeve; 9. a spring; 10. an upper hinging seat; 11. a lower hinge seat; 12. connecting the lath; 13. a fixed box; 14. a push rod; 15. pressing the cap; 16. a return spring; 17. a lower chuck; 18. an upper clamping head; 19. a handle; 20. an anti-slip handle sleeve; 21. a first sliding sleeve; 22. and a second sliding sleeve.

Detailed Description

Examples

Referring to fig. 1-4, a filtering mechanism of a ventilation duct of the present utility model includes a ventilation duct 1, two sets of hinges 3 are provided on an outer frame 2, the outer frame 2 is rotatably covered on the ventilation duct 1 by the hinges 3, a fixed clamping groove 4 is connected to the left end of the outer frame 2, a filtering piece 5 is slidably placed in the fixed clamping groove 4, two sets of fixing plates 6 are connected to the top end inside the ventilation duct 1, two sets of guide rods 7 are symmetrically connected between the two sets of fixing plates 6, guide sleeves 8 are slidably sleeved on the two sets of guide rods 7, springs 9 are sleeved on the two sets of guide rods 7, the right ends of the two sets of springs 9 are respectively connected with the two sets of guide sleeves 8, the left ends of the two sets of springs 9 are respectively connected with the left set of fixing plates 6, two sets of upper hinge seats 10 are respectively fixedly provided on the two sets of guide sleeves 8, two sets of lower hinge seats 11 are symmetrically connected to the left side of the outer frame 2, connecting strips 12 are respectively hinged on the two sets of upper hinge seats 10, and the bottom ends of the two sets of connecting strips 12 are respectively hinged with the two sets of lower hinge seats 11; when the filter element 5 is used, the filter element 5 can be filter cloth with a frame or cloth bag with a frame, the filter element 5 is arranged on the outer frame 2 through the fixing clamping groove 4 at ordinary times, the outer frame 2 is in a closed state, the guide sleeve 8 is positioned at a position close to the left of the guide rod 7, the outer frame 2 applies leftward thrust to the guide sleeve 8 through the connecting slat 12, the spring 9 is in a compressed state, when the outer frame 2 needs to be cleaned or replaced, after the limit on the outer frame 2 is relieved through the operation clamping mechanism, the guide sleeve 8 moves rightward along the guide rod 7 under the action of the spring 9, the guide sleeve 8 pushes the outer frame 2 to rotate to open at a certain angle through the connecting slat 12, the outer frame 2 is jacked up, after the outer frame 2 is opened, the filter element 5 is removed by sliding from the fixing clamping groove 4, the filter element 5 is replaced, the filter element 5 is reloaded, and the outer frame 2 is covered, so that the cloth bag or the filter cloth is more convenient to assemble and disassemble, the work efficiency is effectively improved, and the use convenience is improved.

Referring to fig. 1, 2 and 5, the clamping mechanism comprises a fixed box 13, the fixed box 13 is mounted at the top end of the ventilating duct 1, two groups of sliding holes are formed in the top end of the fixed box 13, push rods 14 are slidably mounted in the two groups of sliding holes, pressing caps 15 are connected to the top ends of the two groups of push rods 14, return springs 16 are sleeved on the two groups of push rods 14, the top ends of the two groups of return springs 16 are respectively connected with the two groups of pressing caps 15, the bottom ends of the two groups of return springs 16 are respectively connected with the fixed box 13, lower clamping heads 17 are respectively connected to the right ends of the two groups of push rods 14, an upper clamping head 18 is connected to the outer frame 2, and the lower clamping heads 17 and the upper clamping heads 18 are mutually matched; when the outer frame 2 is required to be cleaned or replaced, the push rod 14 is pushed downwards through the pressing cap 15 to enable the reset spring 16 to be compressed, the push rod 14 drives the lower clamping head 17 to move downwards to enable the lower clamping head 17 to be separated from the upper clamping head 18, then the outer frame 2 can be automatically opened under the action of the springs 9, when the outer frame 2 is required to be closed, the outer frame 2 is rotated to be attached to the ventilating duct 1, the upper clamping head 18 presses the lower clamping head 17 downwards through an inclined plane to enable the lower clamping head 17 to drive the push rod 14 to move downwards, the reset spring 16 is compressed, and after the inclined planes on the upper clamping head 18 and the lower clamping head 17 are staggered, the lower clamping head 17 moves upwards under the action of the reset spring 16 to enable the lower clamping head 17 to be meshed with the upper clamping head 18, so that the outer frame 2 is covered.

Referring to fig. 2, the portable device further comprises a handle 19, wherein the handle 19 is fixedly installed on the top of the right end of the outer frame 2; by providing the handle 19, it is possible to make it more convenient when the outer frame 2 is closed.

Referring to fig. 2, an anti-slip handle sleeve 20 is fixedly sleeved on the circumferential outer wall of the handle 19; by providing the anti-slip handle cover 20, when the outer frame 2 is closed by holding the handle 19, the occurrence of slipping of the hand can be effectively prevented.

Referring to fig. 5, two sets of sliding holes at the top end of the fixed box 13 are respectively provided with a sliding sleeve 21; by providing the first slide bush 21, the push rod 14 can slide on the fixed box 13 more smoothly.

Referring to fig. 3, sliding sleeves two 22 are respectively arranged on the circumferential inner walls of the two groups of guide sleeves 8; by arranging the second sliding sleeve 22, the sliding of the guide sleeve 8 on the guide rod 7 can be smoother.

When the filtering mechanism of the ventilating duct is used, the filtering piece 5 can be filter cloth with a frame or cloth bag with a frame, the filtering piece 5 is arranged on the outer frame 2 through the fixing clamping groove 4 at ordinary times, the outer frame 2 is in a closed state, the guide sleeve 8 is positioned at the left position of the guide rod 7, the outer frame 2 applies left thrust to the guide sleeve 8 through the connecting slat 12 to enable the spring 9 to be in a compressed state, when cleaning or replacement is needed, the push rod 14 is pushed downwards through the pressing cap 15 to enable the reset spring 16 to be compressed, the push rod 14 drives the lower clamping head 17 to move downwards to enable the lower clamping head 17 to be separated from the upper clamping head 18, then the guide sleeve 8 is under the action of the spring 9, the guide sleeve 8 pushes the outer frame 2 to rotate to open a certain angle through the connecting slat 12 so that the outer frame 2 is automatically opened, after the outer frame 2 is opened, the filter 5 is slid from the fixing clamping groove 4 to be taken down for cleaning or replacement, after replacement, the filter 5 is reloaded back, the outer frame 2 is rotated to be attached to the ventilation pipeline 1, the upper clamping head 18 presses the lower clamping head 17 downwards through an inclined plane so that the lower clamping head 17 drives the push rod 14 to move downwards, the return spring 16 is compressed, and after the inclined planes on the upper clamping head 18 and the lower clamping head 17 are staggered, the lower clamping head 17 moves upwards under the action of the return spring 16 so that the lower clamping head 17 is meshed with the upper clamping head 18, and the outer frame 2 is covered.

The installation mode, the connection mode or the setting mode of the filtering mechanism of the ventilating duct are common mechanical modes, and the filtering mechanism can be implemented as long as the beneficial effects of the filtering mechanism can be achieved; those skilled in the art will readily install and operate the device in accordance with the instructions accompanying thereto.

Claims (6)

1. The filtering mechanism of the ventilating duct comprises the ventilating duct and is characterized by also comprising a disassembly and assembly mechanism and a clamping mechanism;

the disassembly and assembly mechanism comprises an outer frame, two groups of hinges are arranged on the outer frame, the outer frame is rotationally covered on a ventilation pipeline through the hinges, the left end of the outer frame is connected with a fixing clamping groove, a filter piece is slidably arranged in the fixing clamping groove, the top end inside the ventilation pipeline is connected with two groups of fixing plates, two groups of guide rods are symmetrically connected between the two groups of fixing plates in a front-back mode, guide sleeves are slidably sleeved on the two groups of guide rods, springs are sleeved on the two groups of guide rods, the right ends of the two groups of springs are respectively connected with the two groups of guide sleeves, the left ends of the two groups of springs are respectively connected with one group of fixing plates close to the left, upper hinging seats are fixedly arranged on the two groups of guide sleeves, two groups of lower hinging seats are symmetrically connected on the left side and the front-back of the outer frame, connecting laths are respectively hinged on the two groups of upper hinging seats, and the bottom ends of the two groups of connecting laths are respectively hinged with the two groups of lower hinging seats;

the clamping mechanism is used for limiting the opening of the outer frame.

2. The filtering mechanism of the ventilating duct according to claim 1, wherein the clamping mechanism comprises a fixing box, the fixing box is installed at the top end of the ventilating duct, two groups of sliding holes are formed in the top end of the fixing box, push rods are slidably installed in the two groups of sliding holes, pressing caps are connected to the top ends of the two groups of push rods, return springs are sleeved on the two groups of push rods, the top ends of the two groups of return springs are connected with the two groups of pressing caps respectively, the bottom ends of the two groups of return springs are connected with the fixing box, lower clamping heads are connected to the right ends of the two groups of push rods, an upper clamping head is connected to the outer frame, and the lower clamping heads and the upper clamping head are matched with each other.

3. The filtering mechanism of a ventilating duct according to claim 1, further comprising a handle fixedly installed at the top of the right end of the outer frame.

4. A ventilating duct filtering mechanism as set forth in claim 3, wherein the handle is fixedly sleeved with an anti-slip handle sleeve on the circumferential outer wall.

5. The filtering mechanism of a ventilating duct according to claim 2, wherein sliding sleeves I are arranged in two sets of sliding holes at the top end of the fixed box.

6. The filtering mechanism of a ventilating duct according to claim 1, wherein the two sets of guide sleeves are provided with sliding sleeves two on the circumferential inner walls.