CN216517691U - Prevent wind sand type shutter and box-type substation - Google Patents
Prevent wind sand type shutter and box-type substation Download PDFInfo
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- CN216517691U CN216517691U CN202122664233.XU CN202122664233U CN216517691U CN 216517691 U CN216517691 U CN 216517691U CN 202122664233 U CN202122664233 U CN 202122664233U CN 216517691 U CN216517691 U CN 216517691U
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Abstract
The utility model discloses a sand wind prevention type shutter and a box-type substation, wherein the sand wind prevention type shutter comprises: the device comprises a bracket, blades, a turbulence component and a rear filter screen; the blades are arranged on the bracket and are longitudinally arranged along one side surface of the bracket, and an air channel is formed between every two adjacent blades; the rear filter screen is arranged on the other side surface of the bracket, and a containing cavity is formed between the rear filter screen and the blades; the turbulence assembly is arranged in the cavity and comprises a plurality of first turbulence members and a plurality of second turbulence members, the first turbulence members and the second turbulence members are transversely arranged along the inner wall of the cavity, and each of the first turbulence members and the second turbulence members is provided with an opening; form the clearance between every two adjacent first vortex pieces, second vortex piece open-ended both ends extend respectively and get into in the opening of two adjacent first vortex pieces, and form first dog-ear shaped channel, and clearance and first dog-ear shaped channel all are linked together with the ventiduct. The utility model has better dustproof effect.
Description
Technical Field
The utility model relates to the technical field of transformer substations, in particular to a wind and sand prevention type shutter and a box type transformer substation.
Background
The box-type substation is factory prefabricated indoor and outdoor compact distribution equipment which integrates high-voltage switch equipment, a distribution transformer, a low-voltage distribution device and the like according to a certain wiring scheme; the existing box-type substation has low requirements on the sealing performance of a box body structure, and sand and dust easily enter equipment through a door gap with poor sealing performance, a ventilation hole and an air inlet of a heat dissipation device to damage the equipment in places with frequent wind and sand weather.
In order to solve the problems, the patent of the utility model discloses in china, the authorization notice number is CN211790177U, and a wind and sand prevention box-type substation is provided, and its main technical points are: the box door is provided with at least one heat dissipation structure, the heat dissipation structure comprises a louver heat dissipation hole which is formed in the box door and is opened downwards, an air conditioner filter element which is arranged on the box door and is positioned on the inner side of the louver heat dissipation hole, and a fan which is arranged on the inner side of the air conditioner filter element and blows outwards, and the louver heat dissipation hole is shielded by the air conditioner filter element.
To above-mentioned prior art, the sand blown by the wind that frequently takes place can block up shutter louvre hole and air conditioner filter core to damage this structure, its dustproof effect is limited.
SUMMERY OF THE UTILITY MODEL
In view of this, it is necessary to provide a wind and sand prevention type blind, which solves the technical problem of poor dust prevention effect in the prior art.
In order to achieve the above technical object, in one aspect, the present invention provides a wind and sand prevention blind, including: the device comprises a bracket, blades, a turbulence component and a rear filter screen;
the blades are arranged on the bracket and are longitudinally arranged along one side surface of the bracket, and an air channel is formed between every two adjacent blades;
the rear filter screen is arranged on the other side surface of the bracket, and a cavity is formed between the rear filter screen and the blades;
the turbulence component is arranged in the cavity and comprises a plurality of first turbulence parts and a plurality of second turbulence parts, the first turbulence parts and the second turbulence parts are transversely arranged along the inner wall of the cavity, and each of the first turbulence parts and the second turbulence parts is provided with an opening; every adjacent two form the clearance between the first vortex piece, second vortex piece open-ended both ends extend respectively and get into adjacent two in the opening of first vortex piece and form first dog-ear shape passageway, the clearance with first dog-ear shape passageway all with the ventiduct is linked together.
Furthermore, prevent wind sand type shutter still includes third vortex piece, third vortex piece is followed hold intracavity wall transverse arrangement a plurality ofly, third vortex piece with the opening direction of first vortex piece sets up relatively, the both ends of third vortex piece with form the dog-leg shape passageway of second between the second vortex piece, the dog-leg shape passageway of second with first dog-leg shape passageway is linked together.
Furthermore, prevent wind sand type shutter still includes leading filter screen, leading filter screen install in on the ventiduct.
Furthermore, the aperture of the front filter screen is larger than that of the rear filter screen.
Furthermore, prevent wind husky type shutter still including depositing the sand box, the vortex subassembly install in the upper portion that holds the chamber, deposit sand box detachable install in the lower part that holds the chamber, it has one to hold husky groove to hold to open in the sand box, hold husky groove with the clearance with first dog-leg shaped passageway is linked together.
Furthermore, the inner wall of the containing cavity is provided with a slide rail, and the outer wall of the sand storage box is provided with a slide groove which is matched with the slide rail and inserted.
Further, the sand storage box is in threaded connection with the support through screws.
Furthermore, the bottom of the opening of the first spoiler and the bottom of the opening of the second spoiler are both protruded outwards to form a plurality of spoiler portions.
On the other hand, the technical scheme of the utility model also provides a box-type substation which comprises a wind and sand prevention shutter and a box door.
Furthermore, a sealing strip is arranged on the edge of the box door.
Compared with the prior art, the utility model has the beneficial effects that: the first turbulence piece and the second turbulence piece are arranged in a plurality of transverse directions along the inner wall of the cavity, and each of the first turbulence piece and the second turbulence piece is provided with an opening; a gap is formed between every two adjacent first turbulence pieces, and two ends of the opening of the second turbulence piece extend into the openings of the two adjacent first turbulence pieces respectively and form a first fold-line-shaped channel; through the above arrangement mode, a large amount of sand can be sheltered from by the opening inner wall of second vortex piece, and the air current can be followed first dog-leg shaped passageway and is detonated to reach the purpose of separation sand and air current, have the dustproof effect of preferred.
Drawings
FIG. 1 is a first schematic view of a sand storm prevention blind according to an embodiment of the present invention;
FIG. 2 is a second schematic structural view of a sand storm prevention blind according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a box-type substation according to an embodiment of the utility model;
in the figure: 1. the windproof and sand-proof shutter comprises a windproof and sand-proof shutter body, 10 parts of a bracket, 20 parts of blades, 20a parts of an air duct, 30 parts of a turbulence component, 301 parts of a first turbulence piece, 301a parts of a gap, 302 parts of a second turbulence piece, 303 parts of a third turbulence piece, 40 parts of a rear filter screen, 50 parts of a front filter screen, 60 parts of a sand storage box, a parts of a first fold line-shaped channel, b parts of a second fold line-shaped channel and 2 parts of a box door.
Detailed Description
The following detailed description of the preferred embodiments of the present invention/utility model, taken in conjunction with the accompanying drawings, forms a part of this application and together with the embodiments of the utility model/utility model, serve to explain the principles of the utility model/utility model and are not intended to limit the scope of the utility model/utility model.
As shown in fig. 1-2, in one aspect, the present invention provides a wind and sand resistant blind, comprising: the device comprises a bracket 10, blades 20, a flow disturbing component 30 and a rear filter screen 40;
wherein, the vanes 20 are mounted on the bracket 10 and arranged in plurality longitudinally along one side of the bracket 10, and an air duct 20a is formed between every two adjacent vanes 20;
the rear filter screen 40 is mounted on the other side surface of the bracket 10, and a cavity is formed between the rear filter screen 40 and the plurality of blades 20;
the spoiler assembly 30 is installed in the cavity, the spoiler assembly 30 includes a plurality of first spoilers 301 and a plurality of second spoilers 302, the first spoilers 301 and the second spoilers 302 are both arranged along the inner wall of the cavity, and the first spoilers 301 and the second spoilers 302 are both provided with an opening; every adjacent two form clearance 301a between the first spoiler 301, the open-ended both ends of second spoiler 302 extend respectively and get into adjacent two in the opening of first spoiler 301 and form first dog-leg shaped channel a, clearance 301a with first dog-leg shaped channel a all with ventiduct 20a is linked together.
In this embodiment, the wind sand enters the cavity in the bracket 10 from the air duct 20a, when the wind sand passes through the gap 301a, a large amount of wind sand is blocked by the inner wall of the opening of the second spoiler 302, and the airflow bypasses the first zigzag-shaped channel a between the two ends of the second spoiler 302 and the first spoiler 301, so as to achieve the purpose of separating the sand from the airflow, and in addition, the airflow continues to move forward until passing through the rear-mounted filter 40, and a small amount of wind sand is blocked by the rear-mounted filter 40.
Referring to fig. 2, the bottom of the opening of each of the first spoiler 301 and the second spoiler 302 protrudes outward to form a plurality of spoiler portions, and by adopting the above arrangement, the effect of blocking wind and sand is further improved, and the amount of sand reaching the rear filter screen 40 from the first dog-leg shaped channel a is reduced.
Further, prevent wind sand type shutter 1 still includes third spoiler 303, third spoiler 303 follows it is a plurality of to hold intracavity wall transverse arrangement, third spoiler 303 with the opening direction of first spoiler 301 sets up relatively, the both ends of third spoiler 303 with form second dog-leg shaped passageway b between the second spoiler 302, second dog-leg shaped passageway b with first dog-leg shaped passageway a is linked together. Prevent wind sand type shutter 1 still includes leading filter screen 50, leading filter screen 50 install in on the ventiduct 20a.
In this embodiment, the air current is earlier through first dog-leg form passageway a again through second dog-leg form passageway b, through the direction that changes the air current many times, in order to reach the purpose that reduces the air current velocity of flow, make the sand sheltered from the back free fall to holding the chamber bottom, in addition, leading filter screen 50's aperture is greater than rearmounted filter screen 40, leading filter screen 50 can effectively intercept large granule dust, can not influence the smooth passing through of air current, rearmounted filter screen 40 can the secondary intercept less dust of granule, this kind of unique layering filters the combination and has improved the interception effect to the gravity dust greatly, the probability that the dust got into indoorly has been reduced.
Still further, the wind and sand prevention type shutter 1 further comprises a sand storage box 60, the turbulence component 30 is installed on the upper portion of the containing cavity, the sand storage box 60 is detachably installed on the lower portion of the containing cavity, a sand containing groove is formed in the sand storage box 60, and the sand containing groove is communicated with the gap 301a and the first fold-line-shaped channel a.
In this embodiment, the sand falling freely in the cavity will finally fall into the sand storage box 60, and in addition, in order to facilitate the disassembly and replacement of the sand storage box 60, slide rails may be provided on the inner wall of the cavity, and a sliding groove fitted with the slide rails and inserted into the sliding groove may be provided on the outer wall of the sand storage box 60.
As shown in fig. 3, on the other hand, the utility model further provides a box-type substation, which comprises the wind and sand prevention shutter 1 and a box door 2, wherein a sealing strip is installed at the edge of the box door 2.
According to the specific working process of the utility model, airflow firstly passes through the pre-filter screen 50 and enters the gap 301a from the air duct 20a, a large amount of wind sand can be shielded by the inner wall of the opening of the second spoiler 302, and the airflow can bypass from the first fold-line-shaped channel a between the two ends of the second spoiler 302 and the first spoiler 301 and then bypass from the second fold-line-shaped channel b, so that the airflow speed can be reduced by changing the direction of the airflow for many times, and the sand can freely fall into the sand storage box 60 after being shielded; in addition, the aperture of the front filter screen 50 is larger than that of the rear filter screen 40, the front filter screen 50 can effectively intercept large-particle sand dust, smooth passing of airflow is not affected, the rear filter screen 40 can secondarily intercept smaller-particle sand dust, the layered filtering mode greatly improves the intercepting effect on heavy sand dust, and reduces the probability that the sand dust enters the room.
The entire workflow is completed and the details not described in detail in this specification are well within the skill of those in the art.
The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention/utility model should be covered within the protection scope of the present invention/utility model.
Claims (10)
1. A wind and sand resistant window blind, comprising: the device comprises a bracket, blades, a turbulence component and a rear filter screen;
the blades are arranged on the bracket and are longitudinally arranged along one side surface of the bracket, and an air channel is formed between every two adjacent blades;
the rear filter screen is arranged on the other side surface of the bracket, and a cavity is formed between the rear filter screen and the blades;
the turbulence component is arranged in the cavity and comprises a plurality of first turbulence parts and a plurality of second turbulence parts, the first turbulence parts and the second turbulence parts are transversely arranged along the inner wall of the cavity, and each of the first turbulence parts and the second turbulence parts is provided with an opening; every adjacent two form the clearance between the first vortex piece, second vortex piece open-ended both ends extend respectively and get into adjacent two in the opening of first vortex piece and form first dog-ear shape passageway, the clearance with first dog-ear shape passageway all with the ventiduct is linked together.
2. The wind and sand prevention window shutter according to claim 1, further comprising a plurality of third spoilers, wherein the third spoilers are transversely disposed along the inner wall of the cavity, the third spoilers are disposed opposite to the opening direction of the first spoilers, a second fold-shaped channel is formed between two ends of the third spoilers and the second spoilers, and the second fold-shaped channel is communicated with the first fold-shaped channel.
3. The sand storm prevention shutter as claimed in claim 1, further comprising a pre-screen mounted on said air duct.
4. The sand storm prevention shutter as claimed in claim 3, wherein said forward screen has a larger aperture than said rearward screen.
5. The wind sand prevention window shutter according to claim 1, further comprising a sand storage box, wherein said spoiler assembly is mounted to an upper portion of said cavity, said sand storage box is detachably mounted to a lower portion of said cavity, a sand containing groove is formed in said sand storage box, and said sand containing groove is in communication with said gap and said first dog-leg shaped channel.
6. The wind and sand prevention window shutter according to claim 5, wherein a slide rail is provided on an inner wall of said accommodating chamber, and a slide groove is provided on an outer wall of said sand storage box to be inserted in cooperation with said slide rail.
7. The sand storm shutter as claimed in claim 6, wherein said sand holding box is threadedly connected to said bracket by screws.
8. The wind and sand resistant window shutter of claim 1, wherein the open bottoms of the first spoiler and the second spoiler each protrude outward to form a plurality of spoiler portions.
9. A box substation comprising a wind and sand resistant shutter according to any of claims 1-8 and a box door.
10. The box substation of claim 9, wherein the box door edge is fitted with a sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122664233.XU CN216517691U (en) | 2021-11-02 | 2021-11-02 | Prevent wind sand type shutter and box-type substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122664233.XU CN216517691U (en) | 2021-11-02 | 2021-11-02 | Prevent wind sand type shutter and box-type substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216517691U true CN216517691U (en) | 2022-05-13 |
Family
ID=81526244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122664233.XU Active CN216517691U (en) | 2021-11-02 | 2021-11-02 | Prevent wind sand type shutter and box-type substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216517691U (en) |
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2021
- 2021-11-02 CN CN202122664233.XU patent/CN216517691U/en active Active
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