CN217057815U

CN217057815U - Fresh air purification unit convenient to change filter

Info

Publication number: CN217057815U
Application number: CN202220427081.3U
Authority: CN
Inventors: 房潇晗
Original assignee: Shandong Shidai Yuntu Environmental Engineering Co ltd
Current assignee: Shandong Shidai Yuntu Environmental Engineering Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-26
Anticipated expiration: 2032-03-01

Abstract

The utility model relates to a fresh air purification unit convenient to change filter. The fresh air purification unit convenient for replacing the filter comprises a device shell, wherein an air inlet and an air outlet are formed in two sides of the device shell, a filtering structure is arranged at one end, close to the air inlet, inside the device shell, a ventilating fan is arranged at one end, close to the air outlet, inside the device shell, the filtering structure comprises a shell, a limiting belt is rotatably connected inside the shell through a supporting roller, two ends of the limiting belt are sleeved on the supporting roller, and a first rubber strip is fixedly connected to the limiting belt; this fresh air purification unit convenient to change filter through will crossing the filter core setting between belt assembly, crosses the belt that can drive among the belt assembly when the filter core atress takes place the displacement and carries out position control, keeps the location to crossing the filter core, when changing the filter core, only needs to be close to the filter core pull-out of air inlet one side, again from be close to gas outlet one end add new filter core can, more convenient and fast.

Description

Fresh air purification unit convenient to change filter

Technical Field

The utility model belongs to the technical field of fresh air purification unit, concretely relates to fresh air purification unit convenient to change filter.

Background

The fresh air handling unit is an air conditioning device for providing fresh air, and can achieve constant temperature and humidity or simply provide fresh air according to the requirements of the use environment in function. The working principle is that fresh air is extracted from the outdoor and is sent to the indoor through a fan after being subjected to dust removal, dehumidification, cooling and the like, a centralized fresh air system is arranged in an indoor space for ensuring the quality of the indoor air, and a host machine for supplying and processing the fresh air is called a fresh air unit; the filter of new fan divide into the multilayer according to crossing the filter core, and the pollution that receives is less more close to gas outlet one end, consequently only need change the comparatively serious part of pollution, readjusts the position of crossing the filter core for it is located air inlet one side to cross the filter core that pollutes greatly, but the operation is comparatively loaded down with trivial details, need all to cross the filter core and all take off the rearrangement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be convenient for change fresh air purification unit of filter simple structure, reasonable in design just for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a fresh air purification unit convenient for replacing a filter comprises a device shell, wherein an air inlet and an air outlet are arranged on two sides of the device shell, a filtering structure is arranged at one end, close to the air inlet, of the interior of the device shell, a ventilating fan is arranged at one end, close to the air outlet, of the interior of the device shell, the filtering structure comprises a shell, limiting belts are rotatably connected to the interior of the shell through a supporting roller, two ends of each limiting belt are sleeved on the supporting roller, first rubber strips are fixedly connected to the limiting belts, the first rubber strips are distributed on the limiting belts at equal intervals, filtering cores are arranged among the limiting belts, the filtering cores are arranged among the first rubber strips, an extrusion plate is arranged on one side, close to the air outlet, of the shell, the extrusion plate is fixedly connected with the inner wall of the shell through a telescopic rod, and a spring is sleeved on the telescopic rod, the stripper plate level sets up, and the stripper plate both ends all are equipped with the oblique angle, when filtering the core and sliding to the casing, stripper plate extrusion spring deformation, the left and right sides of casing is seted up and is filtered the notch that core thickness equals, it gets into inside the casing to filter core accessible notch, the side that the casing corresponds air inlet and gas outlet has seted up the blow vent.

As the utility model discloses a further optimization scheme, filter the equidistant setting of filter core between spacing belt, and the front side middle part of filtering the filter core all is fixed with the handle, the filter core at spacing belt both ends corresponds with the notch of casing front side respectively, the one end that the notch was kept away from to first rubber strip is through second rubber strip fixed connection, the second rubber strip sets up with first rubber strip is perpendicular.

As the utility model discloses a further optimization scheme, the inner wall of device shell is provided with the clearance structure, the clearance structure is including clearance cylinder and driving pulley, clearance cylinder and driving pulley are equal vertical to be connected with the casing rotation, driving pulley is located the casing and is close to air inlet one side, and driving pulley is located clearance cylinder front side, the clearance cylinder passes through driving belt and is connected with the driving pulley transmission, the driving pulley roughness sets up, the clearance cylinder can be to filtering core side clearance.

As the utility model discloses a further optimization scheme, the stripper plate sets up about the casing symmetry, and stripper plate slidable distance more than or equal to crosses the thickness of filter element.

As the utility model discloses a further optimization scheme, the length of crossing the filter core is less than the length of first rubber strip, and crosses the position department that corresponds the stripper plate on the filter core and be provided with the connecting plate.

As the utility model discloses a further optimization scheme, the outside of clearance cylinder is provided with the brush, and the brush with filter the core contact, the one side of filtering the core and being close to driving pulley is provided with the arch, protruding level sets up in driving pulley place height.

As a further optimization scheme of the utility model, filtration can be dismantled with the device shell and be connected, and the filtration mid point is located same horizontal plane with air inlet and gas outlet.

The beneficial effects of the utility model reside in that: the utility model discloses a set up the filter element between the belt subassembly, can drive the belt in the belt subassembly when the filter element atress takes place the displacement and carry out position control, keep the location to the filter element, when changing the filter element, only need to pull out the filter element that is close to air inlet one side, add new filter element from being close to gas outlet one end again can, more convenient and fast; the arranged extrusion plate can push the whole filter element to the air inlet, after the filter element at one side of the air inlet is pulled out, the extrusion plate pushes the whole filter element to the air inlet under the action of the elastic force of the spring, and then a new filter element is added from one side close to the air outlet, so that all the filter elements do not need to be taken out to adjust the position; the clearance structure that sets up can clean the dust that filters the core surface when outwards pulling out filtering the core, and the air inlet position can be blown to the dust that filters the core surface and raise again antiport scavenger fan, reduces the dust that adheres to and filters the core surface, avoids the dust to be taken out in a large number, on staff's the clothing attached to.

Drawings

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

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

figure 3 is a top view of the filter of figure 1 according to the present invention;

fig. 4 is an enlarged schematic view of point a in fig. 3 according to the present invention;

FIG. 5 is a schematic view of the spacing belt of FIG. 2 according to the present invention;

fig. 6 is a schematic structural view of the filter element of fig. 2 according to the present invention.

In the figure: 1. an air inlet; 2. a device housing; 3. a filter; 31. a housing; 311. a vent; 32. a limiting belt; 321. a support roll; 322. a first rubber strip; 323. a second rubber strip; 33. a compression plate; 331. a telescopic rod; 332. a spring; 34. a filter element; 341. a handle; 342. a connecting plate; 4. a ventilator; 5. an air outlet; 6. cleaning the structure; 61. cleaning the roller; 62. a belt; 63. and a driving roller.

Detailed Description

The present application will now be described in further detail with reference to the drawings, and it should be noted that the following detailed description is given for purposes of illustration only and should not be construed as limiting the scope of the present application, as these numerous insubstantial modifications and variations can be made by those skilled in the art based on the teachings of the present application.

As shown in fig. 1 to 6, a fresh air purifying unit convenient for replacing a filter comprises a device shell 2, an air inlet 1 and an air outlet 5 are arranged on two sides of the device shell 2, a filtering structure 3 is arranged at one end of the device shell 2 close to the air inlet 1, a protective door is arranged at a position on the device shell 2 corresponding to the filtering structure 3, a worker can open the protective door to overhaul the filtering structure 3 and replace a filtering core 34, the protective door can seal the front side of the filtering structure 3 when closed to ensure that air completely passes through the filtering core 34, a ventilating fan 4 is arranged at one end of the device shell 2 close to the air outlet 5, air at one side of the air inlet 1 is pumped to the air outlet 5 when the ventilating fan 4 rotates, the filtering structure 3 comprises a shell 31, the shell 31 is rotatably connected with a limiting belt 32 through a supporting roller 321, two ends of the limiting belt 32 are both sleeved on the supporting roller 321, the length of the supporting roller 321 is greater than that of the limiting belt 32, so that the rotation stability of the limiting belt 32 is ensured, the first rubber strips 322 are fixedly connected to the limiting belt 32, the first rubber strips 322 are distributed on the limiting belt 32 at equal intervals, the arrangement of the first rubber strips 322 ensures that the filter element 34 can be vertically placed between the limiting belts 32, the arrangement of the first rubber strips 322 does not affect the normal rotation of the limiting belt 32, the filter elements 34 are arranged between the limiting belts 32, the filter elements 34 are all arranged between the first rubber strips 322, the extrusion plate 33 is arranged on one side of the shell 31 close to the air outlet 5, the extrusion plate 33 is fixedly connected with the inner wall of the shell 31 through the telescopic rod 331, the telescopic rod 331 is sleeved with a spring 332, the spring 332 can push the extrusion plate 33 to be always in contact with the filter element 34 on the side of the shell 31 close to the air outlet 5, the extrusion plate 33 is horizontally arranged, and both ends of the extrusion plate 33 are provided with oblique angles, bevel department is circular-arcly, when pushing filter element 34 to casing 31 in, filter element 34 can promote stripper plate 33 and remove to 5 one sides in the gas outlet, when filter element 34 slides to casing 31, stripper plate 33 extrusion spring 332 deformation, casing 31's the left and right sides is seted up the notch equal with filter element 34 thickness, the setting up of notch is convenient for take out the filter element 34 that pollutes seriously, place new filter element 34 between spacing belt 32 simultaneously, filter element 34 accessible notch gets into inside casing 31, casing 31 has seted up air vent 311 corresponding to the side of air inlet 1 and gas outlet 5, air vent 311's size corresponds with filter element 34, the air of scavenger fan 4 extraction can contact with each position of filter element 34, make filter element 34 fully used.

Preferably, filter 34 equidistant setting is between spacing belt 32, and the front side middle part of filter 34 all is fixed with handle 341, filter 34 at spacing belt 32 both ends respectively with the notch of casing 31 front side corresponding, the one end that the notch was kept away from to first rubber strip 322 passes through second rubber strip 323 fixed connection, second rubber strip 323 sets up with first rubber strip 322 is perpendicular, when will filter 34 and promote to casing 31 inside, second rubber strip 323 can block filter 34, make filter 34 integral erection position unified.

Preferably, the inner wall of the device shell 2 is provided with a cleaning structure 6, the cleaning structure 6 comprises a cleaning roller 61 and a transmission roller 63, the cleaning roller 61 and the transmission roller 63 are vertically and rotatably connected with the shell 31, the transmission roller 63 is positioned on one side of the shell 31 close to the air inlet 1, the transmission roller 63 is positioned at the front side of the cleaning roller 61, the cleaning roller 61 is in transmission connection with the transmission roller 63 through the transmission belt 62, the surface of the transmission roller 63 is arranged roughly, the cleaning roller 61 can clean the side surface of the filter element 34, the diameter of the end part of the transmission roller 63 is smaller than that of the end part of the cleaning roller 61, when the transmission roller 63 rotates for one circle, the cleaning roller 61 rotates for more than one circle, the cleaning effect of the cleaning structure 6 on the filter element 34 is improved, a cavity is arranged on one side of the shell 31 close to the air inlet 1, and a cleaning window is provided at the front side of the housing 31, and a worker can clean dust accumulated in the housing 31 through the cleaning window.

Preferably, the extrusion plate 33 is symmetrically arranged about the housing 31, and the slidable distance of the extrusion plate 33 is greater than or equal to the thickness of the filter element 34, so that the filter element 34 can be smoothly inserted between the limiting belts 32.

Preferably, the length of the filter element 34 is smaller than that of the first rubber strip 322, and the position of the filter element 34 corresponding to the extrusion plate 33 is provided with a connection plate 342, and the arrangement of the connection plate 342 prevents the extrusion plate 33 from directly extruding the part of the filter element 34 for filtering, so that the filter element 34 is protected, and meanwhile, the integral structural strength of the filter element 34 is improved.

Preferably, a brush is arranged on the outer side of the cleaning roller 61 and is in contact with the filter element 34, a protrusion is arranged on one side of the filter element 34 close to the transmission roller 63, the protrusion is horizontally arranged at the height of the transmission roller 63, and when the filter element 34 is pulled outwards, the frame of the filter element 34 rubs against the transmission roller 63 to drive the transmission roller 63 to rotate.

Preferably, the filtering structure 3 is detachably connected with the device shell 2, so that the filtering structure 3 can be integrally detached for maintenance, and the midpoint of the filtering structure 3, the air inlet 1 and the air outlet 5 are positioned on the same horizontal plane, so that air can flow in the device shell 2 conveniently, and gas can be fully filtered.

It should be noted that, when the fresh air purification unit convenient for replacing the filter is used, the protective door arranged on the device shell 2 is opened, the filter core 34 close to one side of the air inlet 1 is pulled outwards, the filter core 34 slides outwards to drive the transmission roller 63 to rotate, the transmission roller 63 drives the cleaning roller 61 to rotate through the transmission belt 62, the surface of one side of the filter core 34 close to the air inlet 1 is cleaned, after the filter core 34 is taken out, the extrusion plate 33 pushes the other filter cores 34 to move towards the air inlet 1 as a whole, a worker does not need to take out and arrange the other filter cores 34 completely, then the new filter core 34 is pushed into the shell 31 from the notch arranged at the position of the shell 31 close to the air outlet 5, the filter core 34 is pushed towards the air outlet 5 side when contacting the oblique angle position of the extrusion plate 33, until the filter core 34 contacts the second rubber strip 323, namely, the filter element 34 is replaced, when a new filter element 34 is installed, the spring 332 is deformed by being extruded by the extrusion plate 33, and when the filter element 34 is replaced next time and the filter element 34 seriously polluted is taken out, the extrusion plate 33 can integrally push the rest filter element 34 to one side of the shell 31 close to the air inlet 1, so that the operation steps of workers are reduced, and the filter element 34 is convenient to replace.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The fresh air purification unit convenient for replacing the filter is characterized by comprising a device shell (2), wherein an air inlet (1) and an air outlet (5) are arranged on two sides of the device shell (2), a filtering structure (3) is arranged at one end, close to the air inlet (1), of the interior of the device shell (2), a ventilating fan (4) is arranged at one end, close to the air outlet (5), of the interior of the device shell (2), the filtering structure (3) comprises a shell (31), a limiting belt (32) is rotatably connected to the interior of the shell (31) through a supporting roller (321), two ends of the limiting belt (32) are sleeved on the supporting roller (321), a first rubber strip (322) is fixedly connected to the limiting belt (32), the first rubber strips (322) are distributed on the limiting belt (32) at equal intervals, a filter element (34) is arranged between the limiting belts (32), filter core (34) all set up between first rubber strip (322), one side that casing (31) are close to gas outlet (5) is provided with stripper plate (33), inner wall fixed connection through telescopic link (331) and casing (31) stripper plate (33), the cover is equipped with spring (332) on telescopic link (331), stripper plate (33) level sets up, and stripper plate (33) both ends all are equipped with the oblique angle, when filtering core (34) and sliding to casing (31), stripper plate (33) extrusion spring (332) deformation, the notch that equals with filter core (34) thickness is seted up to the left and right sides of casing (31), it is inside that filter core (34) accessible notch gets into casing (31), blow vent (311) have been seted up to the side that casing (31) correspond air inlet (1) and gas outlet (5).

2. The fresh air purification unit convenient for filter replacement according to claim 1, wherein: filter core (34) equidistant setting between spacing belt (32), and the front side middle part of filtering core (34) all is fixed with handle (341), the filter core (34) at spacing belt (32) both ends correspond with the notch of casing (31) front side respectively, the one end that the notch was kept away from in first rubber strip (322) is through second rubber strip (323) fixed connection, second rubber strip (323) set up with first rubber strip (322) are perpendicular.

3. The fresh air purification unit convenient for filter replacement according to claim 2, wherein: the inner wall of device shell (2) is provided with clearance structure (6), clearance structure (6) are including clearance cylinder (61) and driving drum (63), clearance cylinder (61) and driving drum (63) are all vertical to be connected with casing (31) rotation, driving drum (63) are located casing (31) and are close to air inlet (1) one side, and driving drum (63) are located clearance cylinder (61) front side, clearance cylinder (61) are connected with driving drum (63) transmission through driving belt (62), driving drum (63) roughness in surface sets up, clearance cylinder (61) can be to filter core (34) side clearance.

4. The fresh air purification unit convenient for filter replacement according to claim 3, wherein: the extrusion plate (33) is symmetrically arranged relative to the shell (31), and the slidable distance of the extrusion plate (33) is more than or equal to the thickness of the filter element (34).

5. The fresh air purification unit convenient for filter replacement according to claim 4, wherein: the length of the filter element (34) is smaller than that of the first rubber strip (322), and a connecting plate (342) is arranged at the position, corresponding to the extrusion plate (33), on the filter element (34).

6. The fresh air purification unit convenient for filter replacement according to claim 4, wherein: the outside of clearance cylinder (61) is provided with the brush, and brush and filter core (34) contact, the one side that filter core (34) are close to driving drum (63) is provided with the arch, and protruding level sets up in driving drum (63) place height.

7. The fresh air purification unit convenient for filter replacement according to claim 1, wherein: the filtering structure (3) is detachably connected with the device shell (2), and the middle point of the filtering structure (3) and the air inlet (1) and the air outlet (5) are located on the same horizontal plane.