CN209976890U - Ash cleaning door fastener device for draught fan - Google Patents
Ash cleaning door fastener device for draught fan Download PDFInfo
- Publication number
- CN209976890U CN209976890U CN201920430747.9U CN201920430747U CN209976890U CN 209976890 U CN209976890 U CN 209976890U CN 201920430747 U CN201920430747 U CN 201920430747U CN 209976890 U CN209976890 U CN 209976890U
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- draught fan
- wall
- door
- outer shell
- dust removal
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Abstract
The utility model relates to the technical field of draught fan dust removal doors, in particular to a draught fan dust removal door buckling device, which comprises a draught fan outer shell, wherein an embedded installation circular groove is arranged at the front side of the draught fan outer shell, the draught fan outer shell is provided with a dust removal door connected with the draught fan outer shell in a clamping way at the position of the installation circular groove, the left end and the right end of the inner wall of the dust removal door are both fixed with an elastic metal hook which expands outwards through bolts, and the tail end part of the elastic metal hook is pressed against the inner wall of the draught fan outer shell to be normal, the outer wall of the draught fan outer shell is also fixed with an annular plastic clamping strip which is positioned at the outer side of the dust removal door through bolts, the longitudinal section of the side edge of the annular plastic clamping strip is in a barb shape, hook-shaped plastic buckles are installed on the outer wall of the dust removal, is beneficial to prolonging the service life of the fan.
Description
Technical Field
The utility model relates to a draught fan deashing door technical field, specific draught fan deashing door buckle device that says so.
Background
The traditional ash cleaning door adopts a bolt type, a plurality of bolts need to be unscrewed for cleaning ash at each time, and the bolts are easy to rust and block, so that the bolts are difficult to rotate, users are reluctant to clean accumulated ash frequently, and an impeller is easy to shake and damage.
SUMMERY OF THE UTILITY MODEL
In order to remedy the above deficiency, the utility model provides a draught fan deashing door buckle device to solve the problem in the above-mentioned background art.
The technical scheme of the utility model is that: the utility model provides an draught fan deashing door buckle device, includes the draught fan shell body, draught fan shell body front side is opened and is equipped with embedded installation circular slot, the draught fan shell body is provided with the deashing door that links to each other rather than the joint in installation circular slot position, the equal bolt fastening in both ends has the elastic metal hook of outside extension about the deashing door inner wall, and resumes normally elastic metal hook tip portion supports tightly at draught fan shell inner wall, draught fan shell outer wall still has the annular plastics card strip that is located the deashing door outside through the bolt fastening, annular plastics card strip side longitudinal section is barb-shaped, deashing door outer wall equidistance installs hook-shaped plastics buckle through the bolt, annular plastics card strip matches with hook-shaped plastics buckle joint.
Preferably, the periphery of the inner wall of the ash removal door is annularly provided with a sealing rubber ring adhered with the inner wall, and the sealing rubber ring is in sealing fit with the outer edge of the installation circular groove.
The tightness of connection between the ash removal door and the outer shell of the induced draft fan can be improved through the sealing rubber ring.
Preferably, a buffer rubber pad is adhered to the tail end part of the barb-shaped elastic metal hook, and the buffer rubber pad is attached to the inner wall of the outer shell of the induced draft fan.
This setting can reduce the deashing door and cause the condition that draught fan shell body inner wall received the scratch with the in-process of draught fan shell body lock joint and pull out through the setting of cushion rubber pad.
Preferably, the ash removal door is communicated with an air inlet, and the air inlet is flared and outwards expanded.
Compared with the prior art, the beneficial effect of this application:
the clamping type dust removal door is adopted, the opening and the closing are convenient, the dust removal work is greatly facilitated, the clamping type dust removal door is welcomed by users, the service life of a draught fan is prolonged, when the clamping type dust removal door is specifically installed, the elastic metal hooks on two sides of the dust removal door are pressed inwards from an air inlet to be pushed into the outer shell of the draught fan, then the elastic metal hooks can be buckled on the inner wall of the outer shell of the draught fan, meanwhile, the inner wall of the outer shell of the draught fan can be prevented from being scratched in the buckling and pulling-out processes due to the arrangement of the buffer rubber pad, and then the hook-shaped plastic buckles are sequentially clamped and matched with the annular plastic clamping strips, so that the; when dismantling, again in proper order manually break away from hook-shaped plastics buckle and annular plastics card strip, from the air intake department will support the elastic metal hook shift out at the outer shell inner wall of draught fan can.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view after the installation of the present invention;
FIG. 2 is a schematic view of the position relationship between the back of the ash removing door and the elastic metal hook of the present invention;
FIG. 3 is a schematic view showing the positional relationship between the front surface of the ash removing door and the elastic metal hook;
fig. 4 is a schematic structural view of the fastening relationship between the hook-shaped plastic buckle and the annular plastic clamping strip of the present invention;
fig. 5 is a schematic view of the connection relationship between the elastic metal hook and the cushion rubber pad of the present invention.
Wherein the reference numerals are summarized as follows: 1. an outer shell of the induced draft fan; 2. installing a circular groove; 3. a dust removal door; 4. an elastic metal hook; 5. an annular plastic clamping strip; 6. a hook-shaped plastic fastener; 7. sealing the rubber ring; 8. and a cushion rubber pad.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Referring to fig. 1-5, the utility model relates to a fastening device for ash removing door of draught fan, which comprises a draught fan outer casing 1, an embedded installation circular groove 2 is arranged at the front side of the induced draft fan outer shell 1, a dust removing door 3 connected with the induced draft fan outer shell 1 in a clamping way is arranged at the position of the installation circular groove 2, the left end and the right end of the inner wall of the ash removing door 3 are both fixed with an elastic metal hook 4 which expands outwards by bolts, the end part of the elastic metal hook 4 which is recovered to be normal is tightly propped against the inner wall of the outer shell 1 of the induced draft fan, the outer wall of the outer shell 1 of the induced draft fan is also fixed with an annular plastic clamping strip 5 positioned at the outer side of the dust removing door 3 through a bolt, 5 side longitudinal sections of annular plastics card strip are barb-shaped, 3 outer wall equidistance of ash removal door are installed hooked plastics buckle 6 through the bolt, annular plastics card strip 5 matches with 6 joint of hooked plastics buckle. The periphery of the inner wall of the ash removal door 3 is annularly provided with a sealing rubber ring 7 adhered with the inner wall, and the sealing rubber ring 7 is in sealing fit with the outer edge of the installation circular groove 2. And a buffer rubber pad 8 is adhered to the tail end part of the barb-shaped elastic metal hook 4, and the buffer rubber pad 8 is attached to the inner wall of the outer shell 1 of the induced draft fan. The ash removal door 3 is communicated with an air inlet which is flared and outwards expanded.
In the implementation of the embodiment, the fastening type dust cleaning door 3 is adopted, the opening and closing are convenient, the dust cleaning work is greatly facilitated, the welcoming of users is facilitated, and the service life of the draught fan is prolonged; when dismantling, again in proper order manually break away from hook-shaped plastics buckle 6 and annular plastics card strip 5, from the air intake department will support the elastic metal hook 4 shift out at draught fan shell body 1 inner wall can.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a draught fan deashing door buckle device, includes draught fan shell body (1), its characterized in that: draught fan shell body (1) front side is opened and is equipped with embedded installation circular slot (2), draught fan shell body (1) is provided with deashing door (3) rather than the joint links to each other in installation circular slot (2) position, the equal bolt fastening in both ends has outside expanded elastic metal hook (4) about deashing door (3) inner wall, and resumes normally elastic metal hook (4) end portion supports tightly at draught fan shell body (1) inner wall, draught fan shell body (1) outer wall still has annular plastics card strip (5) that are located the deashing door (3) outside through the bolt fastening, annular plastics card strip (5) side longitudinal section is barb-shaped, hooked plastics buckle (6) are installed through the bolt to deashing door (3) outer wall equidistance, annular plastics card strip (5) are matchd with hooked plastics buckle (6) joint.
2. The ash removal door fastening device for the induced draft fan as claimed in claim 1, wherein: the periphery of the inner wall of the ash removal door (3) is annularly provided with a sealing rubber ring (7) adhered with the inner wall, and the sealing rubber ring (7) is in sealing fit with the outer edge of the installation circular groove (2).
3. The ash removal door fastening device for the induced draft fan as claimed in claim 1, wherein: the tail end of the barb-shaped elastic metal hook (4) is adhered with a buffer rubber pad (8), and the buffer rubber pad (8) is attached to the inner wall of the outer shell (1) of the draught fan.
4. The ash removal door fastening device for the induced draft fan as claimed in claim 1, wherein: the ash removal door (3) is communicated with an air inlet which is flared and outwards expanded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430747.9U CN209976890U (en) | 2019-04-01 | 2019-04-01 | Ash cleaning door fastener device for draught fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430747.9U CN209976890U (en) | 2019-04-01 | 2019-04-01 | Ash cleaning door fastener device for draught fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209976890U true CN209976890U (en) | 2020-01-21 |
Family
ID=69256260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920430747.9U Active CN209976890U (en) | 2019-04-01 | 2019-04-01 | Ash cleaning door fastener device for draught fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209976890U (en) |
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2019
- 2019-04-01 CN CN201920430747.9U patent/CN209976890U/en active Active
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