CN214620038U

CN214620038U - Quick-clamping type filter frame

Info

Publication number: CN214620038U
Application number: CN202023122130.2U
Authority: CN
Inventors: 苏衍诚; 姚春鸣; 陆佳磊
Original assignee: Huber Ranner Environmental Equipment Taicang Co ltd
Current assignee: Huber Ranner Environmental Equipment Taicang Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-11-05
Anticipated expiration: 2030-12-22

Abstract

The utility model relates to a quick-clamping type filter frame, which comprises an upper base, a lower base, a filter frame and a clamping mechanism; the upper base is fixed on the upper panel, and the lower base is fixed on the lower panel; the filter frame is vertically arranged between the upper base and the lower base, and the filter is fixed on the filter frame through the clamping mechanism. The utility model discloses once can a plurality of filters of clamping.

Description

Quick-clamping type filter frame

Technical Field

The utility model relates to a combined type air conditioning unit technical field, in particular to quick-clamping filter frame.

Background

In the field of combined air conditioning units, in order to obtain clean air that can meet standards, an air filter is generally used to capture dust particles in the air, so that the air quality is improved. In the prior art, the size of the filter is standard, so that the filter cannot be manufactured according to the size of a unit, and when the ventilation area of the unit is increased, the number of filters required to be installed is increased. After the filter is used for a period of time, because dust is trapped on the surface of the filter material, the filtering efficiency is reduced, the filter needs to be replaced at the moment, and because only one filter can be installed on one filter frame, the filter is inconvenient to disassemble and replace, and the working hours are consumed.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model discloses a quick-clip type filter frame.

The utility model discloses the technical scheme who adopts as follows:

a quick-clamping type filter frame comprises an upper base, a lower base, a filter frame and a clamping mechanism; the upper base is fixed on the upper panel, and the lower base is fixed on the lower panel; the filter frame is vertically arranged between the upper base and the lower base, and the filter is fixed on the filter frame through a clamping mechanism.

The method is further technically characterized in that: the upper base and the lower base respectively comprise an n-shaped sheet metal part, the n-shaped sheet metal part is provided with a first preset screw hole, and the windward side of the n-shaped sheet metal part comprises an upward bending edge to form a U-shaped groove; the non-maintenance face of the leeward side of the sheet metal part shaped like the Chinese character 'ji' contains the bending edge which is upward and is preset with the first screw hole.

The method is further technically characterized in that: the filter frame comprises two single-sheet filter frames which are welded; the single-sheet filter frame is a plate bent into an L shape, and the long edge of the plate comprises an inward bent edge; the monolithic filter frame is provided with a second preset screw hole.

The method is further technically characterized in that: the clamping mechanism comprises a clamping rod, a fixed rod, a connecting rod, a handle and a rotating mechanism; the clamping rod and the fixing rod are parallel to each other; the connecting rod and the handle are parallel to each other; the clamping rod and the fixed rod are provided with second mounting holes; the fixed rod is also provided with a fixed rod screw hole; the connecting rod and the handle are both provided with at least one first mounting hole; the rotating mechanism connects the clamping rod and the fixed rod with the handle, and the rotating mechanism connects the clamping rod and the fixed rod with the connecting rod.

The method is further technically characterized in that: the positions and the number of the second mounting holes of the clamping rod correspond to the positions and the number of the second mounting holes of the fixing rod respectively.

The method is further technically characterized in that: the rotating mechanism comprises a bolt, a sleeve and a first nut; the sleeve stretches into the second mounting hole, the bolt stretches into the sleeve, and the bolt is fastened through the first nut.

The method is further technically characterized in that: a locking device is arranged on the handle; the locking device is connected with the upper base or the lower base in a locking mode.

The method is further technically characterized in that: the locking device comprises a lower locking device; the lower locking device comprises a first butterfly bolt, a first rivet nut and a second nut; the threaded end of the first rivet nut is abutted against the head of the first butterfly bolt; a third mounting hole for a locking device is formed in the middle of the first mounting hole of the handle; the diameter of the third mounting hole is larger than the outer wall of the first rivet nut; the first rivet nut is partially sleeved in the third mounting hole of the handle; a first arc-shaped groove is formed in the lower base, and the groove width of the first arc-shaped groove is larger than the diameter of the stud of the first butterfly bolt; a first round hole is formed in the middle of the first arc-shaped groove; the diameter of the first round hole is larger than that of the first rivet nut.

The method is further technically characterized in that: the locking device comprises an upper locking device; the upper locking device comprises a second butterfly bolt, a second rivet nut, a screw and a step shaft; the steps of the step shaft are outwards arranged at one end of the screw rod, and the second rivet nut and the second butterfly bolt are mutually screwed to be fixed at the other end of the screw rod; the handle is provided with a fourth mounting hole for the locking device, and the diameter of the fourth mounting hole is larger than the outer wall of the second rivet nut; the second rivet nut is sleeved in the handle, the upper base is provided with a second arc-shaped groove, the groove width of the second arc-shaped groove is larger than the diameter of the screw, a second round hole is formed in the middle of the second arc-shaped groove, and the diameter of the second round hole is larger than the outer diameter of the step shaft.

The utility model has the advantages as follows:

1. the utility model discloses once can a plurality of filters of clamping, tear open and trade the convenience, reduce man-hour, improve operating personnel's work efficiency.

2. The filter is pushed into the space between the filter frame and the clamping mechanism from the maintenance side, the handle is rotated, the handle drives the clamping rod to clamp the filter on the filter frame, the filter is tightly attached to the sealing treatment of the filter frame, and air is ensured to pass through the filter without air leakage.

3. The utility model discloses a clamping mechanism's locking take off design prevents that the unit from moving, and the filter that air current or vibrations caused kick-backs, leads to clamping mechanism pine to take off.

4. The utility model discloses a locking device realizes the locking of filter between filter frame and clamping mechanism.

Drawings

Fig. 1 is a schematic view of a first structure of the present invention.

Fig. 2 is a second schematic structural diagram of the present invention.

Fig. 3 is a schematic structural view of the upper base or the lower base.

Fig. 4 is a schematic structural diagram of a monolithic filter frame.

Fig. 5 is a schematic structural view of the clamping mechanism.

Fig. 6 is a schematic structural view of the rotating mechanism.

Fig. 7 is a schematic structural view of the lower locking device.

Fig. 8 is a schematic structural view of the upper lock device.

In the figure: 1. a lower base; 2. a monolithic filter frame; 3. a connecting rod; 4. a handle; 5. fixing the rod; 6. a clamping bar; 7. a rotation mechanism; 8. fixing a rod screw hole; 9. a first nut; 10. a first spring washer; 11. A sleeve; 12. a bolt; 13. a clamping mechanism; 14. a filter frame; 15. an upper base; 16. a first butterfly bolt; 17. a first rivet nut; 18. a second spring washer; 19. a second nut; 20. a second butterfly bolt; 21. a screw; 22. a step shaft; 23. closing the plate; 24. a lower locking device; 25. an upper locking device; 26. a second rivet nut; 27. a third spring washer.

Detailed Description

The foregoing and other features, aspects and utilities of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings. Directional terms as referred to in the following examples, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Therefore, the directional terminology used is for the purpose of description and is not intended to be limiting, and moreover, like reference numerals will be used to refer to like elements throughout.

The following describes a specific embodiment of the present embodiment with reference to the drawings.

Fig. 1 is a first structural schematic diagram of the present invention, and fig. 2 is a second structural schematic diagram of the present invention. Referring to fig. 1 and 2, a quick-clamping filter frame includes an upper base 15, a lower base 1, a filter frame 14, and a clamping mechanism 13. The upper base 15 is fixed above the upper panel and the lower base 1 is fixed above the lower panel. The filter frame 14 is vertically installed between the upper base 15 and the lower base 1, and a filter (not shown) is fixed on the filter frame 14 by the clamping mechanism 13.

Fig. 3 is a schematic structural view of the upper base or the lower base. As shown in fig. 3, the upper base 15 and the lower base 1 both comprise a plurality of-shaped sheet metal parts, a first preset screw hole is formed in each of the plurality of-shaped sheet metal parts, and the windward side of each of the plurality of-shaped sheet metal parts comprises an upward bending edge to form a U-shaped groove. The non-overhaul face of the leeward side of the sheet metal part shaped like the Chinese character 'ji' contains a bending edge which faces upwards and is preset with a first screw hole. The upper chassis 15 and the lower chassis 1 have the same length as the total length of the filter.

Fig. 4 is a schematic structural diagram of a monolithic filter frame. As shown in fig. 4, the filter frame 14 includes two single-piece filter frames 2 welded together. The single-chip filter frame 2 is a plate bent into an L shape, and the long edge of the plate contains an inward bent edge. The single-chip filter frame 2 is provided with a second preset screw hole. The position of the second preset screw hole corresponds to the screw hole in the U-shaped groove. The monolithic filter frame 2 is formed to have the same width as the filter frame 14. The number of filter frames 14 to be placed is determined according to the number of filters, one filter corresponding to each filter frame 14.

Fig. 5 is a schematic structural view of the clamping mechanism. As shown in fig. 5, the clamping mechanism 13 includes a clamping lever 6, a fixing lever 5, a link 3, a handle 4, and a rotating mechanism 7. The clamping bar 6 and the fixing bar 5 are parallel to each other. The link 3 and the handle 4 are parallel to each other. And the clamping rod 6 and the fixing rod 5 are provided with second mounting holes. The positions and the number of the second mounting holes of the clamping rod 6 correspond to the positions and the number of the second mounting holes of the fixing rod 5 respectively. The fixing rod 5 is also provided with a fixing rod screw hole 8. The connecting rod 3 and the handle 4 are provided with at least one first mounting hole. The rotating mechanism 7 connects the clamping bar 6 and the fixing bar 5 with the handle 4, and the rotating mechanism 7 connects the clamping bar 6 and the fixing bar 5 with the connecting rod 3. During installation, the handle 4 is rotated into the filter assembly to release the clamping mechanism 13.

Fig. 6 is a schematic structural view of the rotating mechanism. As shown in fig. 6, the rotation mechanism 7 includes a bolt 12, a sleeve 11, and a first nut 9. The sleeve 11 extends into the second mounting hole, the bolt 12 extends into the sleeve 11, and the bolt 12 is fastened through the first nut 9. A first spring washer 10 is arranged between the bolt 12 and the first nut 9, the first spring washer 10 preventing the first nut 9 from loosening.

A locking device is arranged on the handle 4. The locking device is connected with the upper base 15 or the lower base 1 in a locking way.

Fig. 7 is a schematic structural view of the lower locking device. As shown in fig. 7, the locking device includes a lower locking device 24. The lower locking means 24 comprises a first butterfly bolt 16, a first rivet nut 17 and a second nut 19. The threaded end of the first rivet nut 17 abuts the head of the first thumb bolt 16. A second spring washer 18 is arranged between the first rivet nut 17 and the first butterfly bolt 16, and the second spring washer 18 prevents the first rivet nut 17 from loosening. And a third mounting hole for a locking device is formed in the middle of the first mounting hole of the handle 4. The diameter of the third mounting hole is larger than the outer wall of the first rivet nut 17. The first rivet nut 17 is partially received in the third mounting hole of the handle 4. The lower base 1 is provided with a first arc-shaped groove, and the groove width of the first arc-shaped groove is larger than the diameter of a screw of the first butterfly bolt 16. The middle of the first arc-shaped groove is provided with a first round hole. The diameter of the first circular hole is larger than the diameter of the first rivet nut 17. When the handle 4 rotates, the first butterfly bolt 16 moves in the first arc-shaped groove, and when the handle moves to the center of the first arc-shaped groove, namely the position where the filter is clamped, the lower locking device 24 falls down due to gravity, and the first butterfly bolt 16 enters the first circular hole of the first arc-shaped groove and cannot rotate, so that locking is realized.

Fig. 8 is a schematic structural view of the upper lock device. As shown in fig. 8, the locking means comprises an upper locking means 25. The upper locking device 25 includes a second butterfly bolt 20, a second rivet nut 26, a screw 21, and a step shaft 22. The step of the step shaft 22 is outwardly fitted to one end of the screw 21, and the second rivet nut 26 and the second butterfly bolt 20 are fastened to each other to be fixed to the other end of the screw 21. A third spring washer 27 is arranged between the second butterfly bolt 20 and the second rivet nut 26, and the third spring washer 27 prevents the second rivet nut 26 from loosening. The handle 4 is provided with a fourth mounting hole for the locking device, and the diameter of the fourth mounting hole is larger than the outer wall of the second rivet nut 26. The second rivet nut 26 is sleeved in the handle 4, the upper base 15 is provided with a second arc-shaped groove, the groove width of the second arc-shaped groove is larger than the diameter of the screw rod 21, a second round hole is formed in the middle of the second arc-shaped groove, and the diameter of the second round hole is larger than the step outer diameter of the step shaft 22. When the handle 4 rotates, the screw 21 moves in the second arc-shaped groove, and when the screw moves to the center of the second arc-shaped groove, namely the position where the filter is clamped, the upper locking device 25 falls down due to gravity, and the step shaft 22 of the upper locking device 25 enters the second circular hole and cannot rotate, so that locking is realized.

The utility model discloses an installation principle as follows:

the upper base 15 is arranged on the upper panel, the lower base 1 is arranged on the lower panel, the filter frame 14 is vertically placed in a U-shaped groove of the upper base 15 and a U-shaped groove of the lower base 1, the inner side of the filter frame 14 faces the windward side, and the filter frame 14 is fixed on the panel together with the upper base 15 and the lower base 1 respectively by using fasteners. Clamping mechanism 13 uses the fastener to fix at the boss end of last base 15 and lower base 1 through dead lever screw hole 8, go up base 15 and lower base 1 and all need install clamping mechanism 13, the filter (not drawn in the figure) is gone into from the maintenance side and is filtered between frame 14 and clamping mechanism 13, twist grip 4, handle 4 drives clamping bar 6, make clamping bar 6 press from both sides the filter on filtering frame 14, filter frame 14 and seal the processing, filter frame 14 hugs closely the seal processing of filter, guarantee that the air passes through from the filter, can not cause the hourglass wind.

In order to prevent the filter from rebounding due to air flow or vibration during the operation of the air conditioning unit, the clamping mechanism 13 needs to be loosened, and the anti-loosening design is also needed. When the clamping mechanism 13 is opened to the maximum, namely the handle 4 and the clamping rod 6 are in a vertical state, the filter is clamped to the maximum, a gap is slightly reserved between the clamping rod 6 and the back plate of the air conditioning unit, the handle 4 is continuously rotated, the clamping rod 6 is enabled to be propped against the back plate, and the filter is not in the vertical state at this time. When the filter kick-backs, clamping bar 6 only can loosen toward the non-overhaul side and take off, because clamping bar 6 has withstood the air conditioning unit backplate, can't remove, has realized the locking pine and take off.

When two rows or more rows of filters need to be installed in the height direction of the air conditioning unit, the quick-clamping type filter frames can be stacked, the lower base 1 on the upper layer is fixed with the upper base 15 on the lower layer, the bent edge of the leeward crosswind non-overhauling surface of the base is fixed with the back plate of the air conditioning unit by using a fastener, and the base is prevented from collapsing downwards.

When a gap exists between the quick-clamping type filter frame and the overhaul side, the seal plate 23 can be used for sealing.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the basic structure of the invention.

Claims

1. A quick-clamping type filter frame is characterized in that: comprises an upper base (15), a lower base (1), a filter frame (14) and a clamping mechanism (13); the upper base (15) is fixed on the upper panel, and the lower base (1) is fixed on the lower panel; the filter frame (14) is vertically arranged between the upper base (15) and the lower base (1), and the filter is fixed on the filter frame (14) through a clamping mechanism (13).

2. The quick-clip filter frame of claim 1, wherein: the upper base (15) and the lower base (1) both comprise inverted V-shaped sheet metal parts, first preset screw holes are formed in the inverted V-shaped sheet metal parts, and the windward sides of the inverted V-shaped sheet metal parts comprise upward bending edges to form U-shaped grooves; the non-maintenance face of the leeward side of the sheet metal part shaped like the Chinese character 'ji' contains the bending edge which is upward and is preset with the first screw hole.

3. The quick-clip filter frame of claim 1, wherein: the filter frame (14) comprises two single-sheet filter frames (2) formed by welding; the single-sheet filter frame (2) is a plate bent into an L shape, and the long edge of the plate comprises an inward bent edge; the single-chip filter frame (2) is provided with a second preset screw hole.

4. The quick-clip filter frame of claim 1, wherein: the clamping mechanism (13) comprises a clamping rod (6), a fixed rod (5), a connecting rod (3), a handle (4) and a rotating mechanism (7); the clamping rod (6) and the fixing rod (5) are parallel to each other; the connecting rod (3) and the handle (4) are parallel to each other; the clamping rod (6) and the fixing rod (5) are provided with second mounting holes; the fixing rod (5) is also provided with a fixing rod screw hole (8); the connecting rod (3) and the handle (4) are provided with at least one first mounting hole; the clamping rod (6) and the fixed rod (5) are connected with the handle (4) through the rotating mechanism (7), and the clamping rod (6) and the fixed rod (5) are connected with the connecting rod (3) through the rotating mechanism (7).

5. The quick-clip filter frame of claim 4, wherein: the positions and the number of the second mounting holes of the clamping rod (6) correspond to the positions and the number of the second mounting holes of the fixing rod (5) respectively.

6. The quick-clip filter frame of claim 4, wherein: the rotating mechanism (7) comprises a bolt (12), a sleeve (11) and a first nut (9); the sleeve (11) extends into the second mounting hole, the bolt (12) extends into the sleeve (11), and the bolt (12) is fastened through the first nut (9).

7. The quick-clip filter frame of claim 4, wherein: a locking device is arranged on the handle (4); the locking device is connected with the upper base (15) or the lower base (1) in a locking mode.

8. The quick-clip filter frame of claim 7, wherein: the locking device comprises a lower locking device (24); the lower locking device (24) comprises a first butterfly bolt (16), a first rivet nut (17) and a second nut (19); the threaded end of the first rivet nut (17) is abutted against the head of the first butterfly bolt (16); a third mounting hole for a locking device is formed in the middle of the first mounting hole of the handle (4); the diameter of the third mounting hole is larger than the outer wall of the first rivet nut (17); part of the first rivet nut (17) is sleeved in a third mounting hole of the handle (4); a first arc-shaped groove is formed in the lower base (1), and the groove width of the first arc-shaped groove is larger than the diameter of a stud of the first butterfly bolt (16); a first round hole is formed in the middle of the first arc-shaped groove; the diameter of the first round hole is larger than that of the first rivet nut (17).

9. The quick-clip filter frame of claim 7, wherein: the locking device comprises an upper locking device (25); the upper locking device (25) comprises a second butterfly bolt (20), a second rivet nut (26), a screw (21) and a step shaft (22); the steps of the step shaft (22) are outwards arranged at one end of the screw rod (21), and the second rivet nut (26) and the second butterfly bolt (20) are mutually screwed to be fixed at the other end of the screw rod (21); a fourth mounting hole for a locking device is formed in the handle (4), and the diameter of the fourth mounting hole is larger than the outer wall of the second rivet nut (26); the second rivet nut (26) is sleeved in the handle (4), the upper base (15) is provided with a second arc-shaped groove, the groove width of the second arc-shaped groove is larger than the diameter of the screw rod (21), a second round hole is formed in the middle of the second arc-shaped groove, and the diameter of the second round hole is larger than the step outer diameter of the step shaft (22).