CN219209370U

CN219209370U - Lower support and mounting thereof

Info

Publication number: CN219209370U
Application number: CN202122433943.1U
Authority: CN
Inventors: 张建武; 胡会会; 陈道兵
Original assignee: Anhui Zhong Yan Electric Co ltd
Current assignee: Anhui Zhong Yan Electric Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2023-06-20
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a lower bracket and a fixing piece thereof, wherein the lower bracket comprises a horizontal supporting plate and vertical plates fixed on two sides of the supporting plate, and the vertical plates are provided with first positioning grooves; the bracket fixing piece is provided with a second positioning groove, the second positioning groove is mutually intersected with the first positioning groove of the vertical plate, and the intersection position of the first positioning groove and the second positioning groove is used for fixedly connecting the lower bracket with the fixing piece through a mounting bolt and a nut. The lower support is positioned by installing the bolts and the nuts at the crossing positions of the first positioning groove and the second positioning groove, so that the assembly positioning of the lower support becomes very simple and convenient.

Description

Lower support and mounting thereof

Technical Field

The utility model relates to the technical field of filtration and dust removal, in particular to a lower bracket of a filtration and dust removal device and a fixing piece thereof.

Background

In filter dust removal devices, filter cartridges are often used to filter dust from a gas stream. A high efficiency filtering dust removing apparatus as disclosed in the authority publication number CN210278585U filters dust-laden air through a filter cartridge and sucks dust blocked on the inner wall of the filter cartridge through a suction nozzle, thereby maintaining the apparatus to filter efficiently.

The device strain a section of thick bamboo through support fixed mounting in the casing, be equipped with the locating hole on the mounting of support and casing, through aligning the locating hole of support with the locating hole of mounting after, the rethread bolt fastening can, but the support often leads to being difficult to assemble because of the machining precision problem of locating hole, can't install even.

Disclosure of Invention

In order to solve the technical problems in the background art, the utility model provides a lower bracket and a fixing piece thereof.

The utility model provides a lower bracket which comprises a horizontal supporting plate and vertical plates fixed on two sides of the supporting plate, wherein a first positioning groove is formed in each vertical plate.

Preferably, the first positioning groove is vertical relative to the horizontal plane.

Preferably, the first positioning groove is located in the middle of the vertical plate.

Preferably, the support plate and the riser are integrally formed bent pieces.

The utility model provides a bracket fixing piece which is used for fixing the lower bracket, wherein a second positioning groove is formed in the bracket fixing piece and is mutually intersected with a first positioning groove of a vertical plate, and the intersection position of the first positioning groove and the second positioning groove is used for fixedly connecting the lower bracket with the fixing piece through a mounting bolt and a nut.

Preferably, the second positioning groove is parallel with respect to the horizontal plane.

The beneficial effects are that:

in the utility model, the lower bracket is positioned through the bracket fixing piece, the lower bracket is provided with the first positioning groove, the bracket fixing piece is provided with the second positioning groove, the first positioning groove and the second positioning groove are mutually intersected, and the bolts and the nuts can be arranged at the intersection positions for positioning, so that the assembly and the positioning of the lower bracket become very simple and convenient.

Drawings

Fig. 1 is a schematic structural diagram of a filtering dust-removing device according to an embodiment;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of a lower bracket according to an embodiment;

fig. 4 is a schematic structural view of the lower bracket and the bracket fixing member according to the embodiment.

Detailed Description

Referring to fig. 1-4, according to the present embodiment, a filter dust removing device is provided, which includes a housing 1 and a filter cartridge 2, wherein the filter cartridge 2 is fixedly installed in an inner cavity of the housing 1, an opening is provided at an upper end of the filter cartridge 2, a lower end of the filter cartridge 2 is sealed, a filter screen is provided on a sidewall of the filter cartridge 2, a partition plate 3 is fixed between a peripheral side of an upper end of the filter cartridge 2 and an inner wall of the housing 1, and a lower end of the filter cartridge 2 is fixed with the housing 1 through a lower bracket 4. The top of the shell 1 is provided with an air inlet 101 communicated with the opening at the upper end of the filter cylinder 2, an exhaust fan 5 is also arranged in the inner cavity of the shell 1, the exhaust fan 5 is positioned below the filter cylinder 2, and the shell 1 is provided with an air outlet 102 communicated with the air outlet end of the exhaust fan 5.

When the filtering dust removing device works, dust-containing gas enters the filter cartridge 2 through the air inlet 101 of the shell 1, the gas removes dust through the filtering action of the side wall of the filter cartridge 2, and the dust-removed gas is discharged to the outside of the shell 1 through the exhaust fan 5 below the filter cartridge 2.

As shown in fig. 1 and 2, in the filter dust removing device of the present embodiment, a filter screen cleaning mechanism is further installed in the filter cartridge 2. The filter screen cleaning mechanism mainly comprises a driving mechanism, a suction nozzle 6 and a negative pressure adsorption system, wherein the driving mechanism is used for driving the suction nozzle 6 to move on the inner wall of the filter cartridge 2, and the negative pressure adsorption system can suck away dust trapped on the inner wall of the filter cartridge 2 through the suction nozzle 6, so that the filter cartridge 2 can keep high-efficiency filtration.

The driving mechanism comprises a screw rod 7, a guide rotary drum 8, a lifting frame 9 and a motor 10. The guide rotary drum 8 is rotatably sleeved on the screw rod 7, the screw rod 7 and the guide rotary drum 8 vertically penetrate through the filter cylinder 2, the guide rotary drum 8 is in rotary fit with the filter cylinder 2, and the lower end of the screw rod 7 is fixed on the lower bracket 4. The guide drum 8 is provided with a guide groove 801 along the length direction thereof, the lifting frame 9 is in sliding fit with the guide groove 801, and the lifting frame 9 is mounted on the screw rod 7 through a nut. The motor 10 is fixedly arranged on the lower bracket 4, and an output shaft of the motor 10 is connected with the lower end of the guide rotary drum 8 and can drive the guide rotary drum 8 to rotate.

The suction nozzle 6 is connected with a dust collection conduit 11, and the suction nozzle 6 is movably mounted on a fixed seat 901 at the front end of the lifting frame 9 through the dust collection conduit 11, a pressure spring 12 is sleeved outside the dust collection conduit 11, the front end of an air suction port of the suction nozzle 6 can be attached to the inner wall of the filter cylinder 2 through elastic force of the pressure spring 12, the suction nozzle 6 is communicated with a negative pressure adsorption system through the dust collection conduit 11, and the negative pressure adsorption system in the embodiment is preferably a centrifugal fan (not shown in the figure) arranged outside the casing 1.

According to the filter screen cleaning mechanism of the embodiment, when the motor 10 drives the guide rotary drum 8 to rotate, the lifting frame 9 can rotate along with the guide rotary drum 8, and because the screw rod 7 is fixed, the lifting frame 9 can move upwards or downwards along the screw rod 7 through the nut, so that the driving mechanism can drive the suction nozzle 6 to reciprocate up and down while rotating along the circumferential direction of the inner wall of the filter cartridge 2, the suction nozzle 6 can clean dust trapped on the inner wall of the whole filter cartridge 2, and the dust cleaning work of the filter cartridge 2 can be efficiently completed.

In a further embodiment, as shown in fig. 1, an upper bracket 13 is fixedly arranged above the filter cartridge 2, a fixed tube head 14 is fixedly arranged on the upper bracket 13, a rotating tube head 802 is fixedly arranged at the upper end of the guiding rotary drum 8, the lower end of the fixed tube head 14 is rotationally communicated with the upper end of the rotating tube head 802, the upper end of the fixed tube head 14 is communicated with the negative pressure adsorption system through a pipeline, and one side of the rotating tube head 802 is communicated with the rear end of the dust collection conduit 11 through a pipeline.

In this example, the tube of the negative pressure adsorption system is divided into two sections by the rotational fitting 802 and the fixed fitting 14, wherein one section is located inside the filter cartridge 2 and can move together with the suction nozzle 6, without obstructing the movement of the suction nozzle 6 inside the filter cartridge 2.

As shown in fig. 3 to 4, the lower bracket 4 according to the present embodiment is installed at the lower end of the filter cartridge 2, and the lower bracket 4 includes a horizontal support plate 401 and vertical plates 402 fixed at both sides of the support plate 401. The inner wall of the cabinet 1 is provided with a support flange on which the lower bracket 4 is placed by the riser 402.

The two sides of the inner wall of the casing 1 are also welded and fixed with bracket fixing pieces 15, and the vertical plate 402 and the bracket fixing pieces 15 are fixed, so that the lower bracket 4 can be positioned.

Specifically, a first positioning groove 403 is formed in the vertical plate 402, a second positioning groove 1501 is formed in the bracket fixing member 15, the first positioning groove 403 and the second positioning groove 1501 are intersected with each other, and the vertical plate 402 and the bracket fixing member 15 can be fixed together by being mounted at the intersection position of the first positioning groove 403 and the second positioning groove 1501 through bolts and nuts.

According to the lower bracket 4 and the bracket fixing member 15 of the present embodiment, since the first positioning groove 403 and the second positioning groove 1501 are intersected with each other, the position of the mounting bolt can be found necessarily when the lower bracket 4 is positioned, and compared with the prior art in which the mounting bolt is mounted through two holes or grooves with opposite positions, the connection mode can be used without considering the poor processing precision in a certain range, so that the lower bracket 4 is positioned more conveniently.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The lower bracket (4) is characterized by comprising a horizontal supporting plate (401) and vertical plates (402) fixed on two sides of the supporting plate (401), wherein a first positioning groove (403) is formed in each vertical plate (402).

2. The lower bracket (4) according to claim 1, wherein the first positioning groove (403) is perpendicular with respect to the horizontal plane.

3. The lower bracket (4) according to claim 1, wherein the first positioning groove (403) is located in the middle of the riser (402).

4. The lower bracket (4) according to claim 1, characterized in that the support plate (401) and the riser (402) are integrally formed bent pieces.

5. A bracket fixing member (15), characterized in that the bracket fixing member (15) is used for fixing a lower bracket (4) in any one of claims 1-4, a second positioning groove (1501) is arranged on the bracket fixing member (15), the second positioning groove (1501) is mutually intersected with a first positioning groove (403) of a vertical plate (402), and the intersection position of the first positioning groove (403) and the second positioning groove (1501) is used for fixedly connecting the lower bracket (4) with the fixing member by installing bolts and nuts.

6. The bracket fixture (15) of claim 5, wherein the second positioning slot (1501) is parallel with respect to the horizontal plane.