CN213912749U

CN213912749U - Fixing device and filter device

Info

Publication number: CN213912749U
Application number: CN202022816504.4U
Authority: CN
Inventors: 卞军; 张建东; 降龙浩; 王西鹏
Original assignee: Honeywell Environmental and Combustion Controls Tianjin Co Ltd
Current assignee: Honeywell Environmental and Combustion Controls Tianjin Co Ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-08-10
Anticipated expiration: 2030-11-30

Abstract

The utility model provides a fixing device and filter equipment. Wherein the fixture is adapted to be mounted to a bracket having a slot, the fixture comprising: a first mount located at a first side of the bracket; a second fixture at a second side of the bracket; and a fastener passing through the slot of the bracket to connect the first and second fixtures, the fastener being switchable between a fastened state in which the fastener fixes the first and second fixtures relative to the bracket and an unfastened state in which the first fixture is rotatable about the fastener and the first, second, and fastener are movable together along the slot of the bracket. According to the utility model discloses a fixing device simple structure easily dismantles.

Description

Fixing device and filter device

Technical Field

The utility model relates to a fixing device, more specifically, the utility model relates to a fixed subassembly, especially can be used to the support and the spacing fixed subassembly of filter screen among the filter equipment.

Background

In the filtering apparatus, the filter net needs to be replaced periodically. Thus, it is desirable for the screen retainer to retain the screen and be easily removable to facilitate replacement of the screen. For overhead screens, such as those mounted on an indoor ceiling, it is also desirable that the fixture provide some support to the screen to prevent dropping of the screen or items above the screen during disassembly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve or at least alleviate the problem that exists among the prior art.

In one aspect, there is provided a fixture adapted to be mounted to a bracket having a slot, the fixture comprising:

a first mount located at a first side of the bracket;

a second fixture at a second side of the bracket; and

a fastener passing through the slot of the bracket to connect the first and second fixtures, the fastener being switchable between a fastened state in which the fastener secures the first and second fixtures relative to the bracket and an unfastened state in which the first fixture is rotatable about the fastener and the first, second, and fastener are movable together along the slot of the bracket.

Optionally, in the fixing device, the first fixing member includes a flat portion attached at a first side of the slot of the bracket and a bent portion, and the flat portion has a through hole to be passed through by the fastener.

Optionally, in the fixation device, the second fixation member includes a first planar portion affixed at a second side of the slot of the bracket and defining a through-hole to receive the fastener, a second planar portion parallel to and spaced apart from a portion of the first fixation member, and a transition between the first and second planar portions.

Optionally, in the fixing device, the fastening member is a bolt, and the through hole of the first plane portion of the second fixing member has an internal thread matching with an external thread of the bolt.

Optionally, in the fixing device, the bracket includes a first wall defining the slot and a second wall perpendicular to the first wall, the transition portion of the second fixing member is perpendicular to the first planar portion and the second planar portion, the transition portion is affixed to the second wall, and the second planar portion passes through the notch in the second wall of the bracket.

Optionally, in the fixing device, the second fixing member further includes a bending limiting portion extending from the second plane portion.

In another aspect, a filtering apparatus is provided, where the filtering apparatus includes:

a fixture according to various embodiments; and

a first filter unit located between the first and second fixtures of the fixture.

Optionally, in the filter device, the filter device comprises a plurality of the fixing devices, the first filter unit is at least partially carried by the first fixing member of the plurality of the fixing devices, and in the loosened state, the first fixing member of each of the fixing devices can rotate around the corresponding fastening member to release the first filter unit.

Optionally, in the filter apparatus, the filter apparatus further comprises a second filter element at least partially carried by a second fixture of the plurality of fixtures, the first fixture, the second fixture and the fastener moving together along the slot of the bracket in the loosened state to release the second filter element.

Optionally, in the filter device, the second fixing member further includes a bending limiting portion to limit the second filter unit.

According to the utility model discloses a fixing device simple structure easily dismantles.

Drawings

The disclosure of the present invention will become more readily understood with reference to the accompanying drawings. As is readily understood by those skilled in the art: these drawings are merely illustrative of the piping and are not intended to constitute a limitation on the scope of the present invention. Moreover, in the drawings, like numerals are used to indicate like parts, and in which:

FIG. 1 is a partial perspective view of a filtration device according to an embodiment; and

fig. 2 to 4 are partial enlarged views of different angles of the fixing device according to the embodiment.

Detailed Description

Referring to fig. 1, a partial perspective view of a filtration device according to an embodiment of the present invention is shown. The filter device may be a ceiling-mounted filter device, for example arranged on a ceiling of a building. The filter device may comprise a support 11, two fixing devices 10 according to the invention mounted to the support, a first filter unit 20, such as a filter screen, a second filter unit (not shown in fig. 1) above the first filter unit 20, such as an electrostatic adsorption unit, and a unit housing 30. The unit housing 30 may house various other components of the filter device, such as power supplies, controls, connections and/or sensors. It should be understood that fig. 1 shows only one end of the first filter unit 20, and two sides of the first filter unit 20 are respectively provided with one fixing device 10 according to the present invention, and the other end of the first filter unit 20 can be fixed by means of the fixing device 10 according to the present invention, or can be supported by only using a conventional supporting member, such as a supporting platform. It should be understood that the fixture according to the present invention is not limited to use with the overhead filtration device shown in fig. 1, but may be used with other types of filtration devices, such as air purifiers, fresh air system vents, etc., or other applications.

A fixing device according to an embodiment of the invention is described with continued reference to fig. 2 to 4. According to the embodiment of the fixation device 10, which is adapted to be mounted to the bracket 11, the bracket 11 may comprise a slot 112. The fixture 10 may include: a first fixing member 3 at a first side of the bracket 11; a second fixing member 4 at a second side of the bracket 11; and a fastener 5, wherein the fastener 5 passes through the slot 112 of the bracket 11 to connect the first fixing member 3 and the second fixing member 4. The fastener 5 can be switched between a fastened state in which, as shown in fig. 3 and 4, the fastener 5 fixes the first fixing member 3 and the second fixing member 4 with respect to the bracket 11, and an unfastened state in which, for example, the fastener 5 applies pressing force to the first fixing member 3 and the second fixing member 4 to be fixed to the bracket 11. In addition, in the loosened state, as shown in fig. 2, the first fixing member 3 can rotate about the fastener 5 (the screw portion 52 of the fastener 5), and the first fixing member 3, the second fixing member 4, and the fastener 5 together can move along the slot 112 of the bracket 11. Based on this structure, according to the utility model discloses a fixing device 10 can be fixed first mounting 3 and second mounting 4 to the support to first mounting 3 and second mounting 4 are portable under the state of loosening, so that dismantle the part that corresponds.

In some embodiments, as shown more clearly in fig. 2, the first fixing piece 3 includes a flat portion 31 and a bent portion 32, the flat portion 31 is attached at a first side of the slot 112 of the bracket 11, and the flat portion 31 of the first fixing piece 3 has a through hole to facilitate the passage of the fastener 5. Although not shown, the through hole should have an inner diameter slightly larger than the stud 52 of the fastener 5 to facilitate rotation of the first fixing member 3 relative to the fastener 5. The flat portion 31 of the first fixing member 3 may be used to support the first filter unit 20 (in the case of an overhead type filter device) and/or to limit the first filter unit 20. Rotating the first fixture 3 may release the first filter unit 20, for example, by about 90 ° from the position shown in fig. 2 (whether clockwise or counterclockwise), so that the first fixture 3 is misaligned with the first filter unit 20, thereby releasing the first filter unit 20. The bent portion 32 of the first fixing member 3 extends from the flat portion 31 at an angle, such as a right angle, to the flat portion 31, and functions like a handle, so as to rotate the first fixing member 3 and/or move the entire fixing device 10 along the slot 112. The first fixing member 3 may be obtained, for example, by press-molding a metal sheet.

With continued reference to fig. 3 and 4, in one embodiment, the second attachment member 4 includes a first planar portion 41, a second planar portion 43, and a transition portion 42 between the first planar portion 41 and the second planar portion 43. First planar portion 41 may be affixed at a second side of slot 112 of bracket 11 and define a through-hole to receive fastener 5, for example, the through-hole may have internal threads that mate with external threads of shank portion 52 of fastener 5. As shown in the figures, the fastener 5 may be a bolt having a head portion 51 and a shank portion 52, and the fastener 5 may be a bolt that is manually tightenable or requires a tool to be tightened. In alternative embodiments, the fastener 5 may have other configurations, such as a device including a spring, such as a clip, or the fastener 5 may be a latch or hook, etc. As shown in fig. 3, in one embodiment, the through hole may be formed in a thickened portion 45 at the first flat portion 41 of the second fixing member 4, alternatively, a nut may be fixed to the first flat portion 41 of the second fixing member 4, for example, by welding or molding, or the like. In one embodiment, as shown in fig. 4, the second flat surface portion 43 of the second holder 4 is parallel to and spaced apart from a portion of the first holder 3 (e.g., the flat surface portion 31 thereof) with the first filter unit 20 therebetween. The second flat portion 43 of the second fixture 4 may be used to support the second filter unit 21 (in the case of an overhead filter device) and/or to restrain the second filter unit 21. For example, the second filter unit 21 is at least partially carried by the second flat portion 43 of the second mount 4. By using the first fixing piece 3 of the fixing device 10, the second fixing piece 4 is moved along the slot 112 of the bracket 11 together with the fastening member 5, the second flat surface portion 43 of the second fixing piece 4 can be misaligned with the second filter unit 21, thereby releasing the second filter unit 21. In some embodiments, the second fixing member 4 further includes a bend-limiting portion 44 extending from the second planar portion 43. The bending stopper 44 can restrict the movement of the second filter unit 21 in the lateral direction. Similarly, the second fixing member 4 may be press-molded from a metal material.

With continued reference to fig. 3 and 4, in some embodiments, the bracket 11 can include a first wall 111 defining a slot 112 and a second wall 113 perpendicular to the first wall 111, wherein the second fastener second planar portion 43 passes through a notch 114 in the second wall 113 of the bracket 11. In some embodiments, the transition portion 42 of the second fixing member 4 may be substantially perpendicular to the first and

second plane portions

41 and 43 and attached to the second wall 113. The notch 114 in the second wall 113 should be adaptively configured to allow movement of the fixture 10 as a whole along the slot 112.

In another aspect, there is provided a filter device comprising: a fixture according to various embodiments; and a first filter unit 20 between the first fixing member 3 and the second fixing member 4 of the fixing device. In some embodiments, the filter device comprises a plurality of fixation devices 10, for example two as shown in fig. 1, or alternatively four, six, etc. The first filter unit 20 is at least partially carried by the first fixing members 3 of the plurality of fixing means, and in a released state the first fixing members 3 of the respective fixing means can be rotated about the fastening member 5 to release the first filter unit 20 to facilitate the removal of the first filter unit 20. In some embodiments, the filter device further comprises a second filter unit 21, the second filter unit 21 being at least partially carried by the second fixture 4 of the plurality of fixtures 10, the first fixture 3, the second fixture 4 and the fastener 5 being movable together along the slot 112 of the bracket 11 in the loosened state to release the second filter unit 21.

In the existing ceiling-mounted filter device, the second filter unit 21 or other objects may be at least partially carried by the first filter unit 20 or by the fixing device supporting the first filter unit 20, and therefore, when the first filter unit 20 or the fixing device of the first filter unit 20 is disassembled, the second filter unit 21 needs to be protected from falling without being supported. According to the utility model discloses a fixing device provides support and/or spacing for two filter unit simultaneously, has realized utilizing single fixing device to provide fixed and/or spacing purpose for a plurality of parts. Specifically, when the filter unit needs to be replaced and the filter unit needs to be disassembled, the fastening members 5 of the respective fixing devices may be firstly loosened and the first fixing member 3 may be rotated to disassemble the first filter unit 20 while the second filter unit 21 is still supported by the second fixing member 4 of the fixing device, and thus, the first filter unit 20 may be easily replaced. If the second filter unit 21 needs to be serviced or replaced, the respective fixing means can then be slid synchronously to release the second filter unit 21. In addition, according to utility model's embodiment's fixing device compact structure, simple to operate just dismantles easily.

The foregoing description of the specific embodiments has been presented only to illustrate the principles of the invention more clearly, and in which various features are shown or described in detail to facilitate an understanding of the principles of the invention. Various modifications or changes to the invention will be readily apparent to those skilled in the art without departing from the scope of the invention. It is to be understood that such modifications and variations are intended to be included within the scope of the present invention.

Claims

1. A fixture adapted to be mounted to a bracket having a slot, the fixture comprising:

a first mount located at a first side of the bracket;

a second fixture at a second side of the bracket; and

2. The fastening device of claim 1, wherein the first securing member includes a planar portion and a bent portion, the planar portion being affixed at a first side of the slot of the bracket, and the planar portion having a through hole to be passed through by the fastener.

3. The fastening device of claim 1 or 2, wherein the second securing member comprises a first planar portion affixed at a second side of the slot of the bracket and defining a through-hole to receive the fastener, a second planar portion parallel to and spaced apart from a portion of the first securing member, and a transition between the first and second planar portions.

4. A fastening device according to claim 3, wherein the fastening member is a bolt and the through hole of the first planar portion of the second fixing member has an internal thread matching the external thread of the bolt.

5. The fixation device of claim 3, wherein the bracket includes a first wall defining the slot and a second wall perpendicular to the first wall, wherein the transition portion of the second fixation member is perpendicular to the first planar portion and the second planar portion, wherein the transition portion is affixed to the second wall, and wherein the second planar portion passes through a notch in the second wall of the bracket.

6. The fastening device of claim 3, wherein the second fastening member further comprises a bend limiting portion extending from the second planar portion.

7. A filter device, comprising:

the fixture of any one of claims 1-6; and

8. A filter device as claimed in claim 7, wherein the filter device comprises a plurality of said fixing means, and wherein the first filter element is at least partially carried by the first fixing means of the plurality of said fixing means, and wherein in the released condition the first fixing means of each said fixing means is rotatable about the respective fastener to release the first filter element.

9. The filtration device of claim 8, further comprising a second filter element at least partially carried by a second fixture of the plurality of fixtures, the first fixture, the second fixture, and the fastener moving together along the slot of the bracket in the loosened state to release the second filter element.

10. The filter device according to claim 9, wherein the second fixing member further comprises a bend limiting portion to limit the second filter unit.