Protective structure for sintering steam-electricity double-dragging exhaust fan

Abstract

The protective structure comprises a sintering exhaust fan body and a protective net cover, a plurality of positioning grooves are evenly distributed in the front side of the sintering exhaust fan body, and installation shells are arranged in the upper direction, the lower direction, the left direction and the right direction of the curved surface of the sintering exhaust fan body. A containing groove is formed in the front side of the mounting shell, a plurality of limiting columns are evenly distributed on the rear side of the protective net cover, and fixing clamping heads are evenly distributed on the curved surface of the protective net cover. According to the sintering exhaust fan, the protective net cover, the fixing clamping head, the fixing device and the control device are used in cooperation, and the problems that when an existing sintering exhaust fan is used, an exhaust opening used for exhausting generally lacks an effective protection function, in the using process, large sundries and dust possibly enter the interior of the fan, an impeller and a machine shell are damaged, and the service life of the fan is prolonged are solved. And when a foreign matter or a person accidentally approaches the suction opening, the risk of a safety accident is obviously increased.

Description

Technical Field

[0001] The utility model belongs to the technical field of sintering induced draft fans, and particularly relates to a protection structure for a sintering steam-electric double-drive induced draft fan. Background Art

[0002] The sintering induced draft fan is an indispensable device in the industrial sintering process. It is responsible for providing a stable air flow to maintain the air pressure and gas composition in the sintering furnace, ensuring the efficiency and quality of the sintering process. Designed to be high-temperature resistant and wear-resistant, these fans can adapt to harsh working environments and operate continuously without affecting the production progress. They are one of the core facilities in the metallurgical and material processing industries. The problems existing in the prior art are as follows: when the existing sintering induced draft fans are in use, their air inlets for air extraction generally lack effective protection functions. During use, large debris and dust may enter the fan interior, causing damage to the impeller and the casing. When foreign objects or personnel accidentally approach the air inlet, the risk of safety accidents increases significantly. Summary of the Utility Model

[0003] Aiming at the problems existing in the prior art, the utility model provides a protection structure for a sintering steam-electric double-drive induced draft fan, which has the advantage of protecting the air inlet, and solves the problems that when the existing sintering induced draft fans are in use, their air inlets for air extraction generally lack effective protection functions. During use, large debris and dust may enter the fan interior, causing damage to the impeller and the casing. When foreign objects or personnel accidentally approach the air inlet, the risk of safety accidents increases significantly.

[0004] The utility model is realized as follows: a protection structure for a sintering steam-electric double-drive induced draft fan includes a sintering induced draft fan body and a protection net cover. The protection net cover is arranged on the front side of the sintering induced draft fan body. A plurality of positioning grooves are evenly distributed on the front side of the sintering induced draft fan body. Installation shells are arranged in the up, down, left, and right directions on the curved surface of the sintering induced draft fan body. A receiving groove is opened on the front side of the installation shell. A plurality of limiting columns are evenly distributed on the rear side of the protection net cover. Four fixing chucks are evenly distributed on the curved surface of the protection net cover. A fixing device for cooperating with the fixing chuck is arranged on the right side of the inner cavity of the left receiving groove. A control device for cooperating with the fixing device is arranged on the left side of the inner cavity of the receiving groove.

[0005] Preferably, the front side of the limiting column is fixedly connected to the protection net cover, and the rear side of the limiting column passes through the positioning groove and extends into the inner cavity of the positioning groove to contact the inner wall of the positioning groove.

[0006] Preferably, one side of the fixed chuck close to the protective net cover is fixedly connected to the protective net cover. The rear side of the fixed chuck passes through the accommodating groove and extends into the inner cavity of the accommodating groove. One side of the installation housing close to the sintering exhaust fan body is fixedly connected to the sintering exhaust fan body.

[0007] Preferably, the fixing device includes two support columns. Fixing members are sleeved on the top and bottom of the curved surfaces of the support columns. Return springs are arranged on the opposite sides of the two fixing members. A control groove is formed on the left side of the fixing member.

[0008] Preferably, the control device is close to the control board. Control columns are arranged on the top and bottom of the rear side of the control board. A push board is arranged on the rear side of the control column. Control holes are formed on the top and bottom of the right side of the push board. A moving column is arranged in the inner cavity of the control hole. A rotating member is arranged on the right side of the moving column. A push column is arranged on the front side of the right side of the rotating member.

[0009] Preferably, the left and right sides of the support column are fixedly connected to the inner wall of the accommodating groove. One side of the fixing member close to the fixed chuck is in contact with the fixed chuck. The top and bottom of the return spring are respectively fixedly connected to the inner wall of the accommodating groove and the fixing member.

[0010] Preferably, the front side of the control column is fixedly connected to the control board. The rear side of the control column passes through the installation housing and extends into the inner cavity of the accommodating groove to be fixedly connected to the push board. The surface of the moving column is in contact with the inner wall of the control hole. The right side of the moving column passes through the control hole and extends to the outside of the control hole to be fixedly connected to the rotating member. One side of the rotating member close to the inner wall of the accommodating groove is rotatably connected to the inner wall of the accommodating groove through a rotating shaft. The left side of the push column is fixedly connected to the rotating member. The right side of the push column passes through the control groove and extends into the inner cavity of the control groove to be in contact with the inner wall of the control groove.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. By the combined use of the protective net cover, the fixed chuck, the fixing device and the control device, the present utility model solves the problems that in the existing sintering exhaust fan during use, the air suction openings for air suction generally lack effective protection functions, large sundries and dust may enter the interior of the fan during use, resulting in damage to the impeller and the casing, and when foreign objects or personnel accidentally approach the air suction opening, the risk of safety accidents increases significantly.

[0013] 2. By arranging the limit column and the positioning groove, the present utility model can support and limit the protective net cover, facilitating the use of the protective net cover by the user.

[0014] 3. The utility model can fix the protective net cover by setting a fixed chuck, and can protect the fixing device and the control device by setting an installation housing.

[0015] 4. The utility model can fix the fixed chuck by setting a fixing device, which is convenient for the user to use the fixed chuck.

[0016] 5. The utility model can control the fixing device by setting a control device, which is convenient for the user to use the fixing device.

[0017] 6. The utility model can support and limit the fixing part by setting a support column, can fix the fixed chuck by setting a fixing part, and can reset the fixing part by setting a return spring.

[0018] 7. The utility model can drive the control column to move by setting a control board, can drive the push board to move by setting a control column, can drive the moving column to move by setting a push board and a control hole, can drive the rotating part to rotate by setting a moving column, can drive the push column to move in the inner cavity of the control groove by setting a rotating part, and can drive the fixing part to move by setting a push column and a control groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is the overall three-dimensional structure diagram provided by the embodiment of the utility model;

[0020] Figure 2 is the three-dimensional structure diagram of the positioning groove and the accommodating groove provided by the embodiment of the utility model;

[0021] Figure 3 is the three-dimensional structure diagram of the limiting column and the fixed chuck provided by the embodiment of the utility model;

[0022] Figure 4 is the partial cross-sectional view of the installation housing provided by the embodiment of the utility model;

[0023] Figure 5 is provided by the embodiment of the utility model Figure 4 Enlarged view of A;

[0024] Figure 6 is the three-dimensional structure diagram of the fixing device and the control device provided by the embodiment of the utility model.

[0025] In the figure: 1. Sintering exhaust fan body; 2. Protective net cover; 3. Positioning groove; 4. Installation housing; 5. Accommodating groove; 6. Limit post; 7. Fixed chuck; 8. Fixing device; 9. Control device; 801. Support column; 802. Fixing piece; 803. Return spring; 804. Control groove; 901. Control board; 902. Control post; 903. Push plate; 904. Control hole; 905. Moving column; 906. Rotating piece; 907. Push column. Specific implementation mode

[0026] In order to further understand the invention content, characteristics and effects of the present invention, the following embodiments are cited and described in detail in conjunction with the attached drawings as follows.

[0027] The structure of the present invention will be described in detail below in conjunction with the attached drawings.

[0028] As Figures 1 to 6 shown, a protective structure for a sintering steam and electricity double-drive exhaust fan provided by an embodiment of the present invention includes a sintering exhaust fan body 1 and a protective net cover 2. The protective net cover 2 is arranged on the front side of the sintering exhaust fan body 1. A plurality of positioning grooves 3 are evenly distributed on the front side of the sintering exhaust fan body 1. Installation housings 4 are arranged in the upper, lower, left and right four directions of the curved surface of the sintering exhaust fan body 1. An accommodating groove 5 is opened on the front side of the installation housing 4. A plurality of limit posts 6 are evenly distributed on the rear side of the protective net cover 2. Four fixed chucks 7 are evenly distributed on the curved surface of the protective net cover 2. A fixing device 8 for cooperating with the fixed chuck 7 is arranged on the right side of the inner cavity of the left accommodating groove 5. A control device 9 for cooperating with the fixing device 8 is arranged on the left side of the inner cavity of the accommodating groove 5.

[0029] Refer to Figure 2 and Figure 3 , the front side of the limit post 6 is fixedly connected to the protective net cover 2, and the rear side of the limit post 6 passes through the positioning groove 3 and extends into the inner cavity of the positioning groove 3 to contact the inner wall of the positioning groove 3.

[0030] Adopting the above scheme: By arranging the limit post 6 and the positioning groove 3, the protective net cover 2 can be supported and limited, which is convenient for the user to use the protective net cover 2.

[0031] Refer to Figure 2 and Figure 3 , the side of the fixed chuck 7 close to the protective net cover 2 is fixedly connected to the protective net cover 2. The rear side of the fixed chuck 7 passes through the accommodating groove 5 and extends into the inner cavity of the accommodating groove 5. The side of the installation housing 4 close to the sintering exhaust fan body 1 is fixedly connected to the sintering exhaust fan body 1.

[0032] Adopting the above scheme: By arranging the fixed chuck 7, the protective net cover 2 can be fixed. By arranging the installation housing 4, the fixing device 8 and the control device 9 can be protected.

[0033] Reference Figure 6 , the fixing device 8 includes two support columns 801. Fixing members 802 are sleeved on both the top and bottom of the curved surfaces of the support columns 801. Return springs 803 are arranged on opposite sides of the two fixing members 802. A control groove 804 is formed on the left side of the fixing member 802.

[0034] Adopting the above solution: By providing the fixing device 8, the fixing chuck 7 can be fixed, facilitating the user to use the fixing chuck 7.

[0035] Reference Figure 6 , the control device 9 is close to the control board 901. Control columns 902 are arranged on both the top and bottom of the rear side of the control board 901. A push plate 903 is arranged on the rear side of the control column 902. Control holes 904 are formed on both the top and bottom of the right side of the push plate 903. A moving column 905 is arranged in the inner cavity of the control hole 904. A rotating member 906 is arranged on the right side of the moving column 905. A push column 907 is arranged on the front side of the right side of the rotating member 906.

[0036] Adopting the above solution: By providing the control device 9, the fixing device 8 can be controlled, facilitating the user to use the fixing device 8.

[0037] Reference Figure 5 and Figure 6 , both the left and right sides of the support column 801 are fixedly connected to the inner wall of the accommodation groove 5. The side of the fixing member 802 close to the fixing chuck 7 is in contact with the fixing chuck 7. The top and bottom of the return spring 803 are respectively fixedly connected to the inner wall of the accommodation groove 5 and the fixing member 802.

[0038] Adopting the above solution: By providing the support column 801, the fixing member 802 can be supported and limited. By providing the fixing member 802, the fixing chuck 7 can be fixed. By providing the return spring 803, the fixing member 802 can be reset.

[0039] Reference Figure 5 and Figure 6 , the front side of the control column 902 is fixedly connected to the control board 901. The rear side of the control column 902 penetrates through the installation housing 4 and extends into the inner cavity of the accommodation groove 5 to be fixedly connected to the push plate 903. The surface of the moving column 905 is in contact with the inner wall of the control hole 904. The right side of the moving column 905 passes through the control hole 904 and extends to the outside of the control hole 904 to be fixedly connected to the rotating member 906. The side of the rotating member 906 close to the inner wall of the accommodation groove 5 is rotatably connected to the inner wall of the accommodation groove 5 through a rotating shaft. The left side of the push column 907 is fixedly connected to the rotating member 906. The right side of the push column 907 passes through the control groove 804 and extends into the inner cavity of the control groove 804 to be in contact with the inner wall of the control groove 804.

[0040] Adopting the above solution: By setting the control board 901, the control column 902 can be driven to move. By setting the control column 902, the push board 903 can be driven to move. By setting the push board 903 and the control hole 904, the moving column 905 can be driven to move. By setting the moving column 905, the rotating part 906 can be driven to rotate. By setting the rotating part 906, the push column 907 can be driven to move in the inner cavity of the control groove 804. By setting the push column 907 and the control groove 804, the fixing part 802 can be driven to move.

[0041] The working principle of the present utility model:

[0042] During use, place the protective net cover 2 at a suitable position at the air suction port of the sintering exhaust fan body 1. Push the protective net cover 2 to drive the limit column 6 and the fixed chuck 7 to move. The fixed chuck 7 pushes the fixing part 802 to move on the surface of the support column 801 and compresses the return spring 803. The fixing part 802 drives the push column 907 to move in the inner cavity of the control groove 804. The push column 907 drives the rotating part 906 to rotate. The rotating part 906 drives the moving column 905 to move in the inner cavity of the control hole 904. The moving column 905 drives the push board 903 to move forward. The push board 903 drives the control column 902 and the control board 901 to move forward synchronously. When the fixed chuck 7 and the limit column 6 respectively enter the inner cavities of the accommodation groove 5 and the positioning groove 3, the force released after the return spring 803 is compressed pushes the fixing part 802 to move reversely on the surface of the support column 801. The fixing part 802 drives the push column 907 to move reversely in the inner cavity of the control groove 804. The push column 907 drives the rotating part 906 to rotate reversely. The rotating part 906 drives the moving column 905 to move reversely in the inner cavity of the control hole 904. The moving column 905 drives the push board 903 to move backward. The push board 903 drives the control column 902 and the control board 901 to move backward synchronously, completing the installation.

[0043] In summary: For the protective structure of the sintering steam-electric double-drag exhaust fan, by setting the protective net cover 2, the fixed chuck 7, the fixing device 8 and the control device 9 in cooperation, it solves the problems that in the existing sintering exhaust fan during use, the air suction ports for air suction generally lack effective protection functions, large debris and dust may enter the fan during use, resulting in damage to the impeller and the casing, and when foreign objects or personnel accidentally approach the air suction port, the risk of safety accidents increases significantly.

[0044] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0045] Although embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A protective structure for a sintered steam-electric double-dragging induced draft fan, comprising a sintered induced draft fan body (1) and a protective mesh cover (2), wherein the protective mesh cover (2) is arranged on the front side of the sintered induced draft fan body (1), and is characterized in that: A plurality of positioning grooves (3) are evenly distributed on the front side of the sintering exhaust fan body (1). Mounting shells (4) are arranged in the up, down, left, and right directions of the curved surface of the sintering exhaust fan body (1). A receiving groove (5) is formed in the front side of the mounting shell (4). A plurality of limiting columns (6) are evenly distributed on the rear side of the protective net cover (2). Four fixing chucks (7) are evenly distributed on the curved surface of the protective net cover (2). A fixing device (8) for cooperating with the fixing chuck (7) is arranged on the right side of the inner cavity of the left receiving groove (5). A control device (9) for cooperating with the fixing device (8) is arranged on the left side of the inner cavity of the receiving groove (5).

2. The protective structure for a sintered steam-electric double-dragging induced draft fan according to claim 1, wherein: The front side of the limiting column (6) is fixedly connected to the protective net cover (2). The rear side of the limiting column (6) passes through the positioning groove (3) and extends into the inner cavity of the positioning groove (3) to contact the inner wall of the positioning groove (3).

3. The protective structure for a sintered steam-electric double-dragging induced draft fan according to claim 1, characterized in that: The side of the fixing chuck (7) close to the protective net cover (2) is fixedly connected to the protective net cover (2). The rear side of the fixing chuck (7) passes through the receiving groove (5) and extends into the inner cavity of the receiving groove (5). The side of the mounting shell (4) close to the sintering exhaust fan body (1) is fixedly connected to the sintering exhaust fan body (1).

4. The protective structure for a sintered steam-electric dual-dragging induced draft fan according to claim 1, wherein: The fixing device (8) includes two support columns (801). Fixing members (802) are sleeved on the top and bottom of the curved surface of the support column (801). Return springs (803) are arranged on the opposite sides of the two fixing members (802). A control groove (804) is formed in the left side of the fixing member (802).

5. The protective structure for a sintered steam-electric double-dragging induced draft fan according to claim 1, wherein: The control device (9) is close to the control board (901). Control columns (902) are arranged on the top and bottom of the rear side of the control board (901). A push plate (903) is arranged on the rear side of the control column (902). Control holes (904) are formed in the top and bottom of the right side of the push plate (903). A moving column (905) is arranged in the inner cavity of the control hole (904). A rotating member (906) is arranged on the right side of the moving column (905). A push column (907) is arranged on the front side of the right side of the rotating member (906).

6. The protective structure for a sintered steam-electric dual-drive induced draft fan according to claim 4, characterized in that: The left side and the right side of the support column (801) are fixedly connected to the inner wall of the receiving groove (5). The side of the fixing member (802) close to the fixing chuck (7) contacts the fixing chuck (7). The top and bottom of the return spring (803) are fixedly connected to the inner wall of the receiving groove (5) and the fixing member (802) respectively.

7. The protective structure for a sintered steam-electric dual-dragging induced draft fan according to claim 5, characterized in that: The front side of the control column (902) is fixedly connected to the control board (901). The rear side of the control column (902) penetrates through the installation housing (4) and extends into the inner cavity of the accommodation groove (5) to be fixedly connected to the push plate (903). The surface of the moving column (905) contacts the inner wall of the control hole (904). The right side of the moving column (905) passes through the control hole (904) and extends to the outside of the control hole (904) to be fixedly connected to the rotating member (906). One side of the rotating member (906) close to the inner wall of the accommodation groove (5) is rotatably connected to the inner wall of the accommodation groove (5) through a rotating shaft. The left side of the push column (907) is fixedly connected to the rotating member (906). The right side of the push column (907) passes through the control groove (804) and extends to the inner cavity of the control groove (804) to contact the inner wall of the control groove (804).

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