Gas turbine inlet filter

Abstract

The present invention discloses a gas turbine inlet filter, which relates to the technical field of filters. The filter includes a filter box, a gas turbine access end and a filter module. The filter module includes a fixed frame plate and a plurality of filter units. The filter unit includes a filter plate portion and an inclined guide plate. The filter plate portion and the inclined guide plate form an acute angle piece. The filter unit also includes a power component and two tensioning movable components. The two tensioning movable components are connected by multiple groups of scraping ropes, and the multiple groups of scraping ropes correspond to multiple filter units respectively. The power component is used to drive the two tensioning movable components to reciprocate along the width direction of the filter unit. The present invention has a simple structure. The air needs to act on the inclined guide plate before passing through the filter plate portion. The inclined guide plate can absorb moisture in the air. The movement of the scraping rope can scrape off impurities and ice on the filter plate. The scraping rope has a small diameter and will not affect the air intake, thereby ensuring the smoothness of the air intake and being easy to use.

Description

Technical Field

[0001] The invention relates to the technical field of filters, in particular to an inlet filter for a gas turbine. Background Art

[0002] Gas turbine inlet filter is a device used to protect gas turbines. It is mainly used to filter the gas entering the gas turbine to reduce the wear and corrosion of the gas turbine. This filter is usually installed at the air inlet of the gas turbine and can effectively remove impurities and particulate matter in the gas, thereby improving the efficiency and life of the gas turbine.

[0003] Since the outside air contains moisture, when the air with high humidity passes through the filter module in the filter, water vapor and impurities will adhere to the filter surface of the filter module; when the temperature drops sharply, the water vapor on the filter surface of the filter module will form ice and freeze the impurities on the filter surface, thereby affecting the flow of air entering the gas turbine, reducing the air inhaled by the gas compressor, affecting the combustion of the gas turbine, and increasing the failure rate. Summary of the invention

[0004] An object of the present invention is to provide a gas turbine inlet filter to solve the problems raised in the background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A gas turbine inlet filter comprises a filter box, a gas turbine access end arranged at the rear of the filter box, and a filter module arranged at the air inlet side of the filter box, the filter module comprises a fixed frame plate and a plurality of filter units, the side of the fixed frame plate is fixed to the front port of the filter box, and the plurality of filter units are arranged at equal intervals at the front end of the fixed frame plate, and two adjacent filter units are connected together, the filter unit comprises a filter plate portion and an inclined guide plate, the filter plate portion is horizontally arranged and used to filter the gas entering the gas turbine, the front side of the inclined guide plate is connected to the side of the filter plate portion located below it away from the filter box; between two adjacent filter plate portions, the rear side of the inclined guide plate is connected to the filter plate portion located above it The plate portion is connected to the side portion of the filter box body, the filter plate portion and the inclined drainage plate form an acute-angle piece, and both ends of the acute-angle piece are closed by side cover plates; it also includes a power component and two tensioning movable components, the two tensioning movable components are respectively arranged on both sides of the filter module and are connected by multiple groups of scraping ropes, the multiple groups of scraping ropes correspond to multiple filter units respectively, and the scraping ropes of each group are located on the lower side of the corresponding filter plate portion and contact with the lower surface, the power component is arranged on the top of the filter box body and the two tensioning movable components are respectively connected to the power component through movable connecting ends; the power component is used to drive the two tensioning movable components to reciprocate along the width direction of the filter unit.

[0007] On the basis of the above technical solution, the present invention also provides the following optional technical solution:

[0008] In an optional solution: each group of scraping ropes has at least two scraping ropes and the scraping ropes are made of rubber material.

[0009] In an optional scheme: the tensioning movable component includes a fixed rod and multiple scraping rope connecting parts, the fixed rod is fixedly connected to the end of the movable connecting end away from the power component, the multiple scraping rope connecting parts are arranged on the fixed rod at equal intervals and located on the side of the filter module, the multiple scraping rope connecting parts correspond to multiple groups of scraping ropes and the two ends of the scraping ropes are respectively connected to the scraping rope connecting parts in the two tensioning movable components.

[0010] In an optional scheme: a plurality of adjustment rod parts corresponding to the plurality of scraping rope connecting parts are arranged on the side of the air inlet of the filter box body, and the scraping rope connecting part includes a load-bearing shaft, a pulling sleeve part and a plurality of winding wheels, the load-bearing shaft is fixed on the fixed rod bar and the axial direction of the load-bearing shaft is consistent with the width direction of the filter unit, the pulling sleeve part is rotatably installed on the load-bearing shaft and the plurality of winding wheels are axially evenly installed on the pulling sleeve part, the winding wheel winds up one end of the scraping rope, and the pulling sleeve part is also provided with a radial protrusion, and the end of the radial protrusion away from the pulling sleeve part is connected to the corresponding adjusting rod part; when the radial protrusion is located at the end of the adjusting rod part facing the front side of the filter box body, the adjusting rod part can drive the radial protrusion to rotate toward the middle position of the filter unit.

[0011] In an optional scheme: a spring bearing is arranged between the pulling sleeve portion and the load-bearing shaft, the radial protrusion includes an upper convex rod and a roller portion, the upper convex rod is fixed on the outer wall of the pulling sleeve portion and the roller portion is rotatably arranged on the upper convex rod, the adjusting rod portion includes a horizontal section and a bending section, the horizontal section is fixedly connected to the fixed frame plate at the end facing the fixed frame plate, the bending section is arranged at one end of the horizontal section and the bending section is bent in an arc shape toward one side of the filter unit; the upper convex rod extends away from the end of the pulling sleeve portion to the side of the horizontal section facing away from the filter unit.

[0012] In an optional scheme: the power component includes a top box body, a cross bar part and a power motor, the top box body is arranged on the top of the filter box body and the cross bar part is arranged inside the top box body, the two ends of the cross bar part are slidably connected to the inner wall of the top box body and the upper wall of the cross bar part is provided with a through hole part along its length direction, the power motor is fixed on the inner wall of the top box body and a power turntable is arranged at the output end of the power motor, an eccentric column is arranged on the end face of the power turntable and the eccentric column extends into the through hole part, and one end of the movable connection end passes through the side wall of the top box body and is fixedly connected to the cross bar part.

[0013] In an optional scheme: a water diversion component is also provided on the front side of the filter module and the water diversion component includes at least one vertical drainage pipe and multiple horizontal water collecting parts, the multiple horizontal water collecting parts are respectively arranged on the front side of the filter plate part, and the upper side wall of the horizontal water collecting part is also provided with a water inlet along its length direction, the vertical drainage pipe is arranged on the side of the filter unit and the ends of the multiple horizontal water collecting parts are connected to the vertical drainage pipe through connecting pipes.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] 1. The filter unit on the air intake side of the present invention can filter the incoming air. Since the filter plate portion is horizontally arranged and the inclined guide plate is inclined, the airflow first acts on the inclined guide plate and then enters the interior of the filter box in an inclined upward manner. The inclined guide plate contacts the airflow and can absorb some impurities and moisture in the airflow, thereby eliminating some water vapor in the air.

[0016] 2. The scraping rope on the lower side of the filter plate in the present invention can reciprocate along the width direction of the filter unit. The scraping rope acts on the filter surface of the filter plate, and causes impurities and ice cubes to separate from the filter surface of the filter plate and fall onto the upper surface of the inclined drainage plate. Water stains on the surface of the filter plate will also adhere to the scraping rope. When the scraping rope is in a relaxed state, the water stains gather together along the scraping rope and separate from the scraping rope, thereby effectively filtering the air entering the gas turbine and quickly eliminating impurities, ice cubes and water stains on the filter surface of the filter plate, thereby ensuring the smoothness of air passing through the filter unit.

[0017] 3. The structure of the present invention is simple. The air needs to act on the inclined drainage plate before passing through the filter plate. The inclined drainage plate can absorb moisture in the air. The movement of the scraping rope can scrape off impurities and ice on the filter plate. The scraping rope has a small diameter and will not affect the air intake, thereby ensuring the smoothness of the air intake and being easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the filter in one embodiment of the present invention.

[0019] Figure 2 This is a schematic structural diagram of the filter without the filter box in an embodiment of the present invention.

[0020] Figure 3 It is a schematic diagram of the structure of the tensioning movable component and the power component in one embodiment of the present invention.

[0021] Figure 4 It is a schematic diagram of a viewing angle structure of a filtering module in one embodiment of the present invention.

[0022] Figure 5 This is a schematic diagram of the structure of a filtering module from another perspective in an embodiment of the present invention.

[0023] Figure 6 for Figure 3 A0 in the middle is an enlarged schematic diagram of the structure.

[0024] Notes on figure numbers: filter box 100, gas turbine access end 200, filter module 300, fixed frame plate 310, filter unit 320, filter plate part 321, inclined guide plate 322, side cover plate 323, tensioning movable assembly 400, fixed rod 410, scraping rope connecting part 420, load-bearing shaft 421, pulling sleeve part 422, winding wheel 423, upper protruding rod 424, roller part 425, power component 500, cross bar part 510, power motor 520, power turntable 530, eccentric column 540, through hole part 550, movable connection end 600, water diversion component 700, horizontal water collecting part 710, vertical drainage pipe 720, connecting pipe 730, water inlet 740, adjusting rod part 800, horizontal section 810, bending section 820, scraping rope 900. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments; in the drawings or descriptions, similar or identical parts use the same reference numerals, and in practical applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the present invention are only used to illustrate the present invention and are not used to limit the scope of the present invention. Any obvious modifications or changes made to the present invention do not depart from the spirit and scope of the present invention.

[0026] In one embodiment, Figure 1 , Figure 2 , Figure 4 and Figure 5As shown, a gas turbine inlet filter comprises a filter box 100, a gas turbine access end 200 arranged at the rear of the filter box 100, and a filter module 300 arranged at the air inlet side of the filter box 100, wherein the filter module 300 comprises a fixed frame plate 310 and a plurality of filter units 320, wherein the side portions of the fixed frame plate 310 are fixed to the front port of the filter box 100 and the plurality of filter units 320 are arranged at equal intervals at the front end portion of the fixed frame plate 310, and two adjacent filter units 320 are connected together, wherein the filter unit 320 comprises a filter plate portion 321 and an inclined guide plate 322, wherein the filter plate portion 321 is horizontally arranged and used to filter the gas entering the gas turbine, wherein the front side of the inclined guide plate 322 is connected to the side portion of the filter plate portion 321 located at the lower side thereof away from the filter box 100, and between two adjacent filter plate portions 321, the rear side of the inclined guide plate 322 is connected to the filter plate portion 321 located at the upper side thereof. The plate portion 321 is connected to the side portion of the filter box 100, the filter plate portion 321 and the inclined guide plate 322 form an acute-angle piece and both ends of the acute-angle piece are closed by side cover plates 323; it also includes a power component 500 and two tensioning movable components 400, the two tensioning movable components 400 are respectively arranged on both sides of the filter module 300 and the two tensioning movable components 400 are connected by multiple groups of scraping ropes 900, the multiple groups of scraping ropes 900 correspond to multiple filter units 320 respectively, and the scraping ropes 900 of each group are located on the lower side of the corresponding filter plate portion 321 and contact with the lower surface, the power component 500 is arranged on the top of the filter box 100 and the two tensioning movable components 400 are respectively connected to the power component 500 through movable connecting ends 600; the power component 500 is used to drive the two tensioning movable components 400 to reciprocate along the width direction of the filter unit 320.

[0027] In actual application of the embodiment of the present invention, air enters the filter box 100 from the air intake side of the filter box 100, and the filter unit 320 on the air intake side can filter the incoming air. Since the filter plate portion 321 is horizontally arranged and the inclined guide plate 322 is inclined, the airflow first acts on the inclined guide plate 322, and then enters the filter box 100 in an inclined upward manner. The inclined guide plate 322 contacts the airflow and can absorb some impurities and moisture in the airflow. When the filter plate portion 321 filters the air, the impurities and water droplets in the air will be retained on the lower surface of the filter plate portion 321; heavier impurities will fall and be guided by the inclined guide plate 322 to the front side of the filter unit 320, and fall to the bottom of the air intake side of the filter box 100, preventing impurities from falling on the upper side of the next filter plate portion 321; when ice forms on the filtering surface of the filter plate portion 321 or there are too many impurities and affect the air intake flow, the power unit 320 will be used to filter the air. Component 500 starts to work and drives two tensioning movable components 400 to move back and forth along the width direction of the filter unit 320 through two movable connecting ends 600, so that each group of scraping ropes 900 moves with the two tensioning movable components 400, and the scraping ropes 900 act on the filtering surface of the filter plate portion 321, and make the impurities and ice cubes separate from the filtering surface of the filter plate portion 321 and fall onto the upper surface of the inclined guide plate 322, and the water stains on the surface of the filter plate portion 321 will also adhere to the scraping ropes 900. When the scraping ropes 900 are in a relaxed state, the water stains gather together along the scraping ropes 900 and separate from the scraping ropes 900, thereby effectively filtering the air entering the gas turbine, and quickly eliminating the impurities, ice cubes and water stains on the filtering surface of the filter plate portion 321, to ensure the smoothness of the air passing through the filter unit 320; wherein, each group of scraping ropes 900 is at least two and the scraping ropes 900 are made of rubber material.

[0028] In one embodiment, Figure 1-Figure 5 As shown, the tensioning movable assembly 400 includes a fixed rod 410 and a plurality of scraping rope connecting parts 420, wherein the fixed rod 410 is fixedly connected to the end of the movable connecting end 600 away from the power component 500, and the plurality of scraping rope connecting parts 420 are arranged on the fixed rod 410 at equal intervals and located on the side of the filter module 300, and the plurality of scraping rope connecting parts 420 correspond to the plurality of scraping ropes 900, and the two ends of the scraping ropes 900 are respectively connected to the scraping rope connecting parts 420 in the two tensioning movable assemblies 400. connected; in actual application of the embodiment of the present invention, the power component 500 acts on the fixed rod 410 through the movable connection end 600 and makes the fixed rod 410 reciprocate along the width direction of the filter unit 320, and then the scraping rope connecting part 420 reciprocates on the side of the filter unit 320, so that the scraping rope 900 connected to the scraping rope connecting part 420 reciprocates and shakes, so that the scraping rope 900 can scrape off impurities, ice cubes and water stains on the filtering surface of the filter plate part 321.

[0029] In one embodiment, Figure 1-Figure 6 As shown, a plurality of adjusting rod parts 800 corresponding to the plurality of scraping rope connecting parts 420 are provided on the side of the air inlet of the filter box 100, and the scraping rope connecting part 420 includes a bearing shaft 421, a pulling sleeve part 422 and a plurality of winding wheels 423, the bearing shaft 421 is fixed on the fixed rod 410 and the axial direction of the bearing shaft 421 is consistent with the width direction of the filter unit 320, the pulling sleeve part 422 is rotatably mounted on the bearing shaft 421 and the plurality of winding wheels 423 are axially evenly mounted on the pulling sleeve part 422, the winding wheel 423 winds up one end of the scraping rope 900, and the pulling sleeve part 422 is also provided with a radial protrusion, and the end of the radial protrusion away from the pulling sleeve part 422 is connected to the corresponding adjusting rod part 800; when the radial protrusion is located at the end of the adjusting rod part 800 facing the front side of the filter box 100, the adjusting rod part 800 can drive the radial protrusion toward the filter unit 3 20 middle position rotates; in the actual application process of the embodiment of the present invention, in the initial state, when the scraping rope 900 is at the lower side of the filter plate portion 321, the scraping rope 900 is in a tensioned state under the pulling of the winding wheel 423; after the power component 500 drives the fixed rod 410 to move back and forth, the radial protrusion moves along the adjusting rod portion 800, and the scraping rope 900 scrapes off impurities, ice cubes and water stains on the filtering surface of the filter plate portion 321; when the radial protrusion moves to the end of the adjusting rod portion 800 facing the front side of the filter box body 100, the adjusting rod portion 800 drives the radial protrusion to rotate toward the middle position of the filter unit 320, thereby pulling the sleeve portion 422 and the winding wheel 423 to rotate, and then the scraping rope 900 is loosened and the water stains adhered to the scraping rope 900 gather along the scraping rope 900 The middle position of the scraping rope 900 gathers at the middle position of the scraping rope 900, the water stains form water droplets and fall down, which can reduce the humidity of the gas entering the gas turbine and avoid ice on the surface of the scraping rope 900.

[0030] In one embodiment, Figure 1-Figure 6As shown, a spring bearing is arranged between the pulling sleeve portion 422 and the bearing shaft 421, the radial protrusion includes an upper convex rod 424 and a roller portion 425, the upper convex rod 424 is fixed on the outer wall of the pulling sleeve portion 422 and the roller portion 425 is rotatably arranged on the upper convex rod 424, the adjusting rod portion 800 includes a horizontal section 810 and a bending section 820, the horizontal section 810 is fixedly connected to the fixed frame plate 310 at the end thereof facing the fixed frame plate 310, the bending section 820 is arranged at one end of the horizontal section 810 and the bending section 820 is curved toward one side of the filter unit 320; the upper convex rod 424 extends away from the end of the pulling sleeve portion 422 to the side of the horizontal section 810 facing away from the filter unit 320; in the actual application process of the embodiment of the present invention, the spring bearing is a kind of spring bearing having a plurality of holes formed on the inner ring and the outer ring of the bearing. A spring device is arranged between the filter elements 320 and the filter element 321. In the initial state, due to the elastic force of the spring bearing, the roller portion 425 rolls in contact with the side wall of the horizontal section 810; when the upper protruding rod 424 moves along the width direction of the filter unit 320 along with the pulling sleeve portion 422 and the fixed rod 410, due to the limitation of the horizontal section 810, the winding wheel 423 always tightens the scraping rope 900 and keeps it in a tensioned state to scrape off impurities, ice cubes and water stains on the filtering surface of the filter plate portion 321; when the upper protruding rod 424 moves to the bending section 820, under the elastic force of the spring bearing, the upper protruding rod 424 moves along the bending section 820, thereby pulling the sleeve portion 422 and the winding wheel 423 to rotate and the winding wheel 423 releases the scraping rope 900, the scraping rope 900 relaxes and the water stains adhered to it gather in the middle position, which is convenient for water droplets to drip.

[0031] In one embodiment, Figure 1-Figure 3 As shown, the power component 500 includes a top box body, a cross bar 510 and a power motor 520. The top box body is arranged on the top of the filter box body 100 and the cross bar 510 is arranged inside the top box body. Both ends of the cross bar 510 are slidably connected with the inner wall of the top box body and the upper wall of the cross bar 510 is provided with a through hole 550 along its length direction. The power motor 520 is fixed on the inner wall of the top box body and a power turntable 530 is arranged at the output end of the power motor 520. An eccentric column 550 is arranged on the end surface of the power turntable 530. 40 and the eccentric column 540 extends into the through hole portion 550, one end of the movable connection end 600 passes through the side wall of the top box body and is fixedly connected to the cross bar portion 510; in the actual application process of the embodiment of the present invention, the power motor 520 drives the power turntable 530 to rotate, the eccentric column 540 rotates with the power turntable 530 and the eccentric column 540 drives the cross bar portion 510 to reciprocate along the width direction of the filter unit 320, and then the cross bar portion 510 drives the tensioning movable component 400 to reciprocate through the movable connection end 600.

[0032] In one embodiment, Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, the front side of the filter module 300 is also provided with a water diversion component 700, and the water diversion component 700 includes at least one vertical drainage pipe 720 and a plurality of transverse water collecting parts 710, and the plurality of transverse water collecting parts 710 are respectively arranged on the front side of the filter plate part 321, and the upper side wall of the transverse water collecting part 710 is also provided with a water inlet 740 along its length direction, and the vertical drainage pipe 720 is arranged on the side of the filter unit 320, and the ends of the plurality of transverse water collecting parts 710 are connected to the vertical drainage pipe 720 through the connecting pipe 730. The liquid pipe 720 is connected; in the actual application process of the embodiment of the present invention, the moisture adhered to the surface of the inclined drainage plate 322 and the water droplets gathered by the scraping rope 900 all flow downward along the inclined drainage plate 322, and then flow to the corresponding horizontal water collection part 710 through the water inlet 740, which can prevent the air from blowing the water stains on the inclined drainage plate 322 to evaporate and form water vapor, and then enter the filter box 100 with the air; the water stains gathered in the horizontal water collection part 710 are discharged through the vertical drainage pipe 720.

[0033] The above embodiment provides a gas turbine inlet filter, wherein air enters the filter box 100 from the air intake side of the filter box 100, and the filter unit 320 on the air intake side can filter the incoming air. Since the filter plate portion 321 is horizontally arranged and the inclined guide plate 322 is inclined, the airflow first acts on the inclined guide plate 322, and then enters the filter box 100 in an inclined upward manner. The inclined guide plate 322 contacts the airflow and can absorb part of the impurities and moisture in the airflow. When the filter plate portion 321 filters the air, the impurities and water droplets in the air will be retained on the lower surface of the filter plate portion 321; the heavier impurities will fall and be guided to the front side of the filter unit 320 by the inclined guide plate 322, and fall to the bottom of the air intake side of the filter box 100; to prevent impurities from falling on the upper side of the next filter plate portion 321; when the filter plate portion 321 filters the air When ice or too much impurities affect the intake flow, the power component 500 starts to work and drives the two tensioning movable components 400 to move back and forth along the width direction of the filter unit 320 through the two movable connecting ends 600, so that each group of scraping ropes 900 moves with the two tensioning movable components 400, and the scraping ropes 900 act on the filtering surface of the filter plate portion 321, and make the impurities and ice cubes separate from the filtering surface of the filter plate portion 321 and fall onto the upper surface of the inclined guide plate 322, and the water stains on the surface of the filter plate portion 321 will also adhere to the scraping ropes 900. When the scraping ropes 900 are in a relaxed state, the water stains gather together along the scraping ropes 900 and separate from the scraping ropes 900, thereby effectively filtering the air entering the gas turbine, and quickly eliminating the impurities, ice cubes and water stains on the filtering surface of the filter plate portion 321, thereby ensuring the smoothness of air passing through the filter unit 320.

[0034] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A gas turbine inlet filter, comprising a filter box, a gas turbine access end arranged at the rear of the filter box, and a filter module arranged at the air inlet side of the filter box, characterized in that: The filter module includes a fixed frame plate and a plurality of filter units; The side of the fixed frame plate is fixed to the front port of the filter box body and a plurality of filter units are arranged at equal intervals at the front end of the fixed frame plate, and two adjacent filter units are connected together; The filter unit comprises a filter plate portion and an inclined guide plate; The filter plate portion is horizontally arranged and used to filter the gas entering the gas turbine, the front side of the inclined guide plate is connected to the side of the filter plate portion located below it and away from the filter box; between two adjacent filter plate portions, the rear side of the inclined guide plate is connected to the side of the filter plate portion located above it and close to the filter box, the filter plate portion and the inclined guide plate form an acute angle piece, and both ends of the acute angle piece are closed by side cover plates; The filter also includes a power component and two tensioning active assemblies; Two tensioning movable components are respectively arranged on both sides of the filter module and are connected by a plurality of scraping ropes, the plurality of scraping ropes respectively corresponding to a plurality of filter units, and each scraping rope is located at the lower side of the corresponding filter plate portion and in contact with the lower surface; The power component is arranged on the top of the filter box and the two tensioning movable components are respectively connected to the power component through movable connection ends; the power component is used to drive the two tensioning movable components to reciprocate along the width direction of the filter unit; The tensioning movable assembly includes a fixed rod and a plurality of scraping rope connecting parts; The fixed rod is fixedly connected to the end of the movable connection end away from the power component, and a plurality of scraper rope connecting parts are arranged on the fixed rod at equal intervals and located on the side of the filter module; The multiple scraping rope connecting parts correspond to the multiple groups of scraping ropes, and the two ends of the scraping ropes are respectively connected to the scraping rope connecting parts in the two tensioning movable components; A plurality of adjustment rod parts corresponding to the plurality of scraper rope connection parts are respectively arranged on the side of the air inlet of the filter box; The scraper rope connecting part includes a bearing shaft, a pulling sleeve part and a plurality of winding wheels; The bearing shaft is fixed on the fixed rod and the axial direction of the bearing shaft is consistent with the width direction of the filter unit. The pulling sleeve part is rotatably installed on the bearing shaft and a plurality of winding wheels are axially evenly installed on the pulling sleeve part. The winding wheel winds up one end of the scraping rope. The pulling sleeve portion is further provided with a radial protrusion, and an end of the radial protrusion away from the pulling sleeve portion is connected to a corresponding adjusting rod portion; When the radial protrusion is located at the end of the adjusting rod portion facing the front side of the filter box, the adjusting rod portion can drive the radial protrusion to rotate toward the middle position of the filter unit.

2. The gas turbine inlet filter according to claim 1, characterized in that: Each group of scraping ropes has at least two pieces and the scraping ropes are made of rubber material.

3. The gas turbine inlet filter according to claim 1, characterized in that: A spring bearing is arranged between the pulling sleeve portion and the bearing shaft, and the radial protrusion portion includes an upper convex rod and a rotating roller portion; The upper protruding rod is fixed on the outer wall of the pulling sleeve part and the roller part is rotatably arranged on the upper protruding rod; The adjusting rod part includes a horizontal section and a bending section; The end of the horizontal section facing the fixed frame is fixedly connected to the fixed frame, the bending section is arranged at one end of the horizontal section and is curved toward one side of the filter unit; the end of the upper protruding rod away from the pulling sleeve part extends to the side of the horizontal section facing away from the filter unit.

4. The gas turbine inlet filter according to claim 1, characterized in that: The power component includes a top box body, a crossbar and a power motor; The top box body is arranged on the top of the filter box body and the cross bar part is arranged inside the top box body, the two ends of the cross bar part are slidably connected with the inner wall of the top box body and the upper wall of the cross bar part is provided with a through hole part along its length direction; The power motor is fixed on the inner wall of the top box body and a power turntable is arranged at the output end of the power motor. An eccentric column is arranged on the end face of the power turntable and the eccentric column extends into the through hole part. One end of the movable connection end passes through the side wall of the top box body and is fixedly connected to the cross bar part.

5. The gas turbine inlet filter according to any one of claims 1 to 4, characterized in that: The front side of the filter module is also provided with a water diversion component, and the water diversion component includes at least one vertical drainage pipe and a plurality of horizontal water collection parts; The multiple horizontal water collecting parts are respectively arranged on the front side of the filter plate part, and the upper side wall of the horizontal water collecting part is also provided with a water inlet along its length direction. The vertical drainage pipe is arranged on the side of the filter unit and the ends of the multiple horizontal water collecting parts are connected to the vertical drainage pipe through a connecting pipe.

Images