CN214469275U

CN214469275U - Combined outer frame for air purification device

Info

Publication number: CN214469275U
Application number: CN202120699332.9U
Authority: CN
Inventors: 刘俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-10-22
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a combined frame for air purification device, which belongs to the technical field of environmental protection, comprising four frame plates with flat plate structure, wherein the frame plates are enclosed into a rectangular structure, and a right-angle fixing piece for connection is arranged at the contact edge, the right-angle fixing piece is a sheet structure bent into 90 degrees, at least one connecting hole is respectively arranged on two vertical surfaces of the right-angle fixing piece, the frame plate is also provided with a connecting hole at the position corresponding to the connecting hole and is provided with a matched connecting element, and the connecting element passes through the connecting holes of the frame plate and the right-angle fixing piece to connect and fix the frame plate and the right-angle fixing piece; the inner side of the frame plate is provided with an elastic sticking strip. The utility model discloses a to the design and the improvement of structure, make the frame can be convenient for transport and installation to but the fixed filter core of high-speed joint, the installation is light simple and convenient, need not to use any mounting tool.

Description

Combined outer frame for air purification device

Technical Field

The utility model relates to an environmental protection technology field, in particular to air purification technology field specifically is a modular frame for air purification device.

Background

The air purifier is a cleaning and purifying device which can suck outdoor air and can send the outdoor air to the indoor space through a pipeline after being filtered, and can effectively remove pollutants in the indoor air. According to the national requirements, in some key places, corresponding air purification devices must be equipped and the relevant standards are met, such as the requirements of the integrated hospital building design code GB 51039-2014: an air purifying device is required to be additionally arranged at the air return inlet of the central air conditioner to filter particles and microorganisms in the air. The structural specification of the air purification device is consistent with the air quantity setting and the size specification of the central air-conditioning ventilation system. The air cleaning device is easy to install, and the air cleaning core is easy to install, convenient to detach and replace at regular intervals. The existing purification devices are all of fixed welding structures and are integrally formed after plastic spraying, and the existing purification devices comprise a part for installing a filter element, so that the problems in the prior art exist; 2. the core body is fixed by adopting an angle fixing block, the reasonable rotation radius of the module needs to be considered, a larger transverse space is needed, and the transverse space of the suspended ceiling is limited by the sizes of the air return inlet and the air return pipe and is not suitable for using the structure; 3. the filter element is generally fixed by combining a bolt with a rotary lock catch or screwing a screw, the process for processing the fixed connecting mechanism is complex, the processing precision requirement is high, and the installation process is complicated; 4. the requirements of a plurality of projects at present are that a mode of supplying materials and separately transporting by stages of an outer frame and a filter element is adopted, the volume of the existing product with a fixed forming structure is large, a large amount of transportation space can be wasted, and the transportation cost is higher.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a modular frame for air purification device through design and improvement to the structure, makes the frame can be convenient for transport and install to but the fixed filter core of high-speed joint, the installation is light simple and convenient, need not to use any mounting tool.

The technical scheme of the utility model is that:

an outer frame for a combined air purification device comprises four frame plates with a flat plate structure, wherein the frame plates are enclosed into a rectangular structure, a right-angle fixing piece for connection is arranged at a contact edge, the right-angle fixing piece is a sheet-shaped structure bent to 90 degrees, two perpendicular surfaces of the right-angle fixing piece are respectively provided with a connecting hole, the frame plates are also provided with at least one connecting hole at the position corresponding to the connecting holes, and are provided with matched connecting elements, and the connecting elements penetrate through the connecting holes of the frame plates and the right-angle fixing piece to connect and fix the frame plates and the right-angle fixing piece; the inner side of the frame plate is provided with an elastic sticking strip.

Further, the frame plate is divided into a lower layer, a middle layer and an upper layer, and a transverse plate perpendicular to the frame plate is arranged between the upper layer and the middle layer; the middle layer is provided with a T-shaped groove, the size of the T-shaped groove is matched with that of the right-angle fixing piece, the right-angle fixing piece is inserted into the T-shaped grooves of two adjacent frame plates to realize fixation, and the connecting hole is formed in the middle of the T-shaped groove in the horizontal direction; the elastic sticking strip is arranged on the lower layer in a sticking mode.

Furthermore, the T-shaped groove in the middle layer faces the inner side of the outer frame.

Furthermore, the elasticity is pasted the strip and is a soft rectangular, and the upper and lower both sides that the strip was pasted to the elasticity are equipped with the bond line respectively, elasticity is pasted the strip middle part and is equipped with one section bulge, and the width of bulge is half to two-thirds of total width, to the opposite direction protrusion of bond line.

Furthermore, the middle layer is provided with two small T-shaped grooves with opposite openings on the outer parts of the upper side and the lower side of the T-shaped groove of the middle layer, so that the inner sides of the upper layer and the lower layer are staggered with the inner side of the middle layer.

Furthermore, the thickness of the elastic sticking strip is equal to the staggered distance between the lower layer and the inner side of the middle layer.

Furthermore, the inner side of the upper layer and the lower side of the transverse plate are provided with wavy grains.

Furthermore, the side of the frame plate is provided with a 45-degree slope, and after the four frame plates are spliced together, gaps and gaps are not formed in the inner side and the outer side of the contact edge.

Further, the connecting element is a nylon expansion rivet.

The utility model has the advantages that:

1. the utility model adopts the assembly type components, which can reduce the transportation space, does not need any installation tools, has low requirements on installation force and skill, and is convenient for the assembly of common users;

2. the frame body adopts a nylon expansion rivet mode, so that the rapid installation is convenient;

3. the lower-layer bonding convex elastic adhesive strip is adopted, so that the filter element can be directly inserted from bottom to top and fixed in an elastic adhesive strip mode, the filter element cannot slide off without external force during use, the filter element can be conveniently and quickly taken out and replaced under the external force, and the installation process is simple;

meanwhile, compared with the mode of fixing blocks adopted in the prior art, the mode of elastic strip sticking is adopted, so that the occupation of the internal space is reduced, the empty space outside the core body is extremely small, and the air leakage is avoided;

4. the inboard T type groove of deckle board combines with the T type groove in the outside, and the frame corner is fixed is realized in the inboard T type groove, and the T type groove in the outside provides to connect from top to bottom and hangs the effect of standing, reduces the material and uses when reinforcing structural stability.

Drawings

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

FIG. 2 is a schematic structural diagram of an outer frame;

FIG. 3 is a perspective view of a frame plate;

FIG. 4 is a detailed view of area A of FIG. 3;

FIG. 5 is a front view of the frame plate;

FIG. 6 is a schematic view of the right angle anchor sheet;

FIG. 7 is a schematic structural view of a nylon expansion rivet;

fig. 8 is a schematic side view of the elastic strip.

In the figure:

1-frame plate, 2-filter element, 3-right angle fixing piece, 4-elastic sticking strip, 5 nylon expansion rivet, 6 connecting hole,

101-lower layer, 102-middle layer, 103-upper layer, 104-horizontal plate, 401-adhesive layer.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 2, the outer frame for the combined air purification device comprises four frame plates 1 with a flat plate structure, wherein the frame plates 1 are enclosed into a rectangular or square structure, and a right-angle fixing piece 3 for connection is arranged at a contact edge, as shown in fig. 1, the size of a filter element 2 used in cooperation with the outer frame is matched with the rectangular or square structure enclosed by the outer frame; as shown in fig. 6, the right angle fixing piece 3 is a sheet structure bent at 90 °, and the lengths of both sides of the bent side are the same, two perpendicular surfaces of the right angle fixing piece 3 are respectively provided with one connecting hole 6, the frame plate 1 is also provided with at least one connecting hole 6 (a plurality of connecting holes may be provided, but the number of the connecting holes is the same and symmetrical) at the position corresponding to the connecting hole 6, and is provided with a matching connecting element, as shown in fig. 7, the connecting element is preferably nylon expansion rivet 5, and other connecting elements such as injection metal rivet, bolt, pin, etc. may also be used. The connecting element passes through the connecting holes 6 of the frame plate 1 and the right-angle fixing piece 3 to fixedly connect the frame plate 1 and the right-angle fixing piece 3, the side surface of the frame plate 1 is provided with a gradient of 45 degrees, namely, the inner side of the frame plate 1 in the vertical direction is narrower than the outer side, after the four frame plates 1 are spliced together, gaps and gaps are not formed on the inner side and the outer side of a contact edge, so that a large amount of air is prevented from leaking from the gaps.

As shown in fig. 2, 3 and 5, the frame plate 1 is divided into a lower layer 101, a middle layer 102 and an upper layer 103, and a horizontal plate 104 perpendicular to the frame plate 1 is arranged between the upper layer 103 and the middle layer 102; the inboard T type groove that is equipped with of middle level 102, T type groove and right angle stationary blade 3 size cooperate, insert the T type groove of two adjacent deckle boards 1 through right angle stationary blade 3 and realize fixing, connecting hole 6 sets up the middle part at T type groove horizontal direction, and the quantity of connecting hole 6 on each deckle board 1 is 2 at least, also can set up 4, 6 even numbers, and keeps bilateral symmetry, quantity and position all with deckle board 1's correspondence.

As shown in fig. 8, an elastic strip 4 is disposed on the inner side of the lower layer 101 of each frame plate 1, the width of the elastic strip 4 is set as required, if the outer frame is a rectangular structure, the width of the elastic strip 4 of the frame plate 1 on the long side should be greater than that of the elastic strip 4 of the frame plate 1 on the short side, and the width of the elastic strip 4 can be designed as required, so as to facilitate the assembly and disassembly and save the cost, and generally not more than half of the width of the frame plate 1; the elasticity is pasted strip 4 and is a soft rectangular, like the rubber strip, and the upper and lower both sides of elasticity is pasted strip 4 are equipped with bond line 401 respectively to it is fixed with the inboard laminating of lower floor 101 of framed panel 1 through the bond line, elasticity is pasted strip 4 middle part and is equipped with one section bulge, and the width of bulge is half to two-thirds of total width, preferred half, to the opposite direction protrusion of bond line 401. The width of the part of the middle part of the elastic attachment strip 4 without the bonding layer is about one third of the total width of the elastic attachment strip 4.

As shown in fig. 3 and 5, the middle layer 102 is provided with two small T-shaped grooves with opposite openings at the upper side and the lower side of the T-shaped groove, the two small T-shaped grooves are convenient to connect with ceiling mechanisms such as a ceiling, and simultaneously, the inner sides of the upper layer and the lower layer are staggered with the inner side of the middle layer, and the thickness of the elastic strip 4 is equal to the staggered distance between the inner sides of the lower layer 101 and the middle layer 102, so that the process of inserting and taking out the filter element 2 cannot encounter too large resistance, and the elastic strip 4 is damaged when pushing is caused.

As shown in fig. 4, the inside of the upper layer 103 and the underside of the transverse plate 104 are provided with wave-shaped lines, wherein the wave-shaped lines on the inside of the upper layer 103 are used for contacting with a static pressure machine at the top and increasing friction, and the wave-shaped lines on the underside of the transverse plate 104 are used for contacting with the filter element 2 and increasing friction.

The utility model discloses a use method as follows:

the assembling process of the frame plate 1 comprises: the assembly method comprises the steps of taking a plurality of frame plates 1 flat and transporting the frame plates to a destination and then disassembling the frame plates for assembly, aligning the four corresponding frame plates 1 in pairs, inserting a right-angle fixing piece 3 into each frame plate 1, compressing the two adjacent frame plates 1, enabling the 45-degree chamfers of the sides of the adjacent frame plates 1 to be attached (for convenience of observation, the chamfers are not shown at the edges of the frame plates 1 in figures 3 and 4, and the chamfers can be seen in figure 5), not leaving a gap, aligning a connecting hole 6 on the frame plate 1 with a connecting hole 6 on the right-angle fixing piece 3 at the moment, penetrating a connecting element to enable the frame plates 1 to be completely and fixedly connected with the right-angle fixing piece, and completing the assembly. And the assembled frame plate 1 is mounted on a static press.

The installation process of the filter element 2 is as follows: as shown in fig. 1, insert filter core 2 from supreme vertical in the frame that has installed down, because the external dimension of filter core 2 cooperatees with the inboard size of frame, and the middle part bulge of elasticity welt 4 has certain elasticity, after applying certain external force, can let filter core 2 pass and smoothly pass through the region of elasticity welt 4 until with diaphragm 104 butt, the bulge of elasticity welt 4 is just passed through to the bottom of filter core 2 this moment, lose external force propelling movement back, filter core 2 compresses tightly the bulge of elasticity welt downwards under the action of gravity, the gravity of filter core 2 can not push down the bulge and drop, accept to fix in the frame and realize fixedly by the bulge, the completion installation. When the filter element 2 needs to be taken out and replaced, the thin plate stretches into a gap between the elastic sticking strip 4 and the filter element 2 and flattens the whole elastic sticking strip 4, the friction of the elastic sticking strip 4 is lost at the moment, the inner side of the filter element is directly pulled downwards by a hand, and the convex part can be pressed and the whole filter element 2 can be taken out. The whole installation process does not need to use any tool, and is simple and easy to operate.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims

1. The outer frame for the combined air purification device is characterized by comprising four frame plates (1) of a flat plate structure, wherein the frame plates (1) are enclosed into a rectangular structure, a right-angle fixing piece (3) for connection is arranged on a contact edge, the right-angle fixing piece (3) is a sheet structure bent to 90 degrees, at least one connecting hole (6) is respectively formed in two perpendicular surfaces of the right-angle fixing piece (3), the frame plate (1) is also provided with one connecting hole (6) at the position corresponding to the connecting hole (6) and is provided with a matched connecting element, and the connecting element penetrates through the connecting holes (6) of the frame plate (1) and the right-angle fixing piece (3) to connect and fix the frame plate (1) and the right-angle fixing piece (3); an elastic sticking strip (4) is arranged on the inner side of the frame plate (1).

2. The outer frame for the combined air cleaning device according to claim 1, wherein the frame plate (1) is divided into a lower layer (101), a middle layer (102), and an upper layer (103), and a horizontal plate (104) perpendicular to the frame plate (1) is arranged between the upper layer (103) and the middle layer (102); the middle layer (102) is provided with a T-shaped groove, the size of the T-shaped groove is matched with that of the right-angle fixing piece (3), the right-angle fixing piece (3) is inserted into the T-shaped grooves of two adjacent frame plates (1) to realize fixation, and the connecting hole (6) is formed in the middle of the T-shaped groove in the horizontal direction; the elastic sticking strip (4) is arranged on the lower layer (101) in a sticking mode.

3. The outer frame for a combined air cleaning device as recited in claim 2, wherein the T-shaped groove of the middle layer (102) faces the inner side of the outer frame.

4. The outer frame for the combined air cleaning device according to claim 3, wherein the elastic strip (4) is a soft strip, the adhesive layer (401) is disposed on the lower side of the elastic strip (4) and is fixed to the inner side of the lower layer (101) of the frame plate (1) by the adhesive layer, the middle of the elastic strip (4) is provided with a protruding portion, the width of the protruding portion is one half to two thirds of the total width, and the protruding portion protrudes in the opposite direction of the adhesive layer (401).

5. The outer frame for a combined type air cleaning device according to claim 4, wherein the middle layer (102) is provided with two small T-shaped grooves with opposite openings at the outer parts of the upper side and the lower side of the T-shaped groove, so that the inner sides of the upper layer and the lower layer are staggered with the inner side of the middle layer.

6. The outer frame for combined air cleaner according to claim 5, wherein the thickness of the elastic strip (4) is equal to the offset distance between the inner sides of the lower layer (101) and the middle layer (102).

7. The outer frame for the combined air cleaning device according to claim 6, wherein the inside of the upper layer (103) and the underside of the horizontal plate (104) are provided with wave-shaped lines.

8. The outer frame for a combined air cleaning device according to claim 7, wherein the side surfaces of the frame plates (1) have a slope of 45 °, and after the four frame plates (1) are spliced together, there are no gaps or gaps on the inner and outer sides of the contact edge.

9. The modular frame for air cleaning apparatuses according to claim 1, wherein said connecting member is a nylon expansion rivet (5).