Drainage device for gas fan

Abstract

The utility model discloses a drainage device for a gas fan, and relates to the technical field of gas fans. The floating plate is arranged in the drainage box, baffles are arranged on the two sides of the lower portion of the floating plate, and the baffles are connected with the floating plate through adjusting mechanisms; the guide plate is connected with the drainage tank through an adjusting mechanism; the inserting plates are movably inserted into the baffles on the two sides respectively, and the upper ends of the inserting plates are fixedly connected with the floating plate; the inner threaded pipes are embedded and fixed to the inner bottom walls of the baffles, the interiors of the inner threaded pipes are connected with screws in a screwed mode through threads, the screws penetrate through the top walls of the inserting plates and then are connected into the floating plate in a screwed mode through bearings, and every two screws in the same inserting plate are connected through a synchronous wheel transmission assembly. The driving rods are rotationally connected into the floating plate in a bilateral symmetry mode through bearings, and the two driving rods are connected through a synchronous wheel transmission assembly. An output shaft of the driving motor is connected with one of the driving rods through a worm and gear pair; the water quantity in the fan can be kept, a certain water seal is formed, redundant water can be automatically discharged, and the fan is convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to a coal gas fan technical field, concretely relates to a drainage device for coal gas fan. BACKGROUND

[0002] The coal gas fan is a kind of ventilator conveying coal gas medium, and the air tightness requirement of fan is higher due to the toxicity and flammability of coal gas. Coal gas contains high moisture and impurities such as coal tar, and the main function of fan drain is to discharge these tar-containing condensate in time, and at the same time, coal gas cannot leak into the atmosphere or air is sucked into the coal gas pipeline to ensure the safe and stable operation of fan. After a large amount of water is discharged, external air is easily introduced into the coal gas pipeline, thereby affecting the use of fan. UTILITY MODEL CONTENT

[0003] The utility model discloses to the defects and deficiencies of prior art, provide a kind of drainage device for coal gas fan with reasonable design, convenient to use, can effectively solve the defects of above-mentioned prior art.

[0004] To achieve the above object, the utility model adopts the following technical scheme: it contains drainage tank and drain pipe, the side wall of drainage tank is penetrated by drain pipe, drain pipe is exposed in the outside of fan after passing through the side wall of fan;It also contains:

[0005] Floating plate, the floating plate is arranged in the inside of drainage tank, the outer peripheral wall of floating plate is arranged in abutment with the inner peripheral wall of drainage tank, a plurality of flow guide grooves are arranged in matrix on floating plate, the diameter of the lower side of flow guide groove is less than the diameter of the upper side, baffle is arranged on the both sides below floating plate, and the baffle is connected with floating plate by adjusting mechanism;

[0006] Flow guide plate, the flow guide plate is a plurality of, and it is equidistant and is arranged on the upper side in the inside of drainage tank by shaft rod rotation, the upper side of flow guide plate is located in fan after passing through the upper side of drainage tank, and the side of flow guide plate in the inside of drainage tank is connected with drainage tank by adjusting mechanism;

[0007] Plugboard, the plugboard is two, and it is movably inserted in the baffle of both sides respectively, and the upper end of plugboard is fixedly connected with floating plate;

[0008] Internal thread pipe, the internal thread pipe is a plurality of, and it is embedded and fixed on the inner bottom wall of baffle in matrix, the upper end of internal thread pipe is movably inserted in plugboard, and the inside of internal thread pipe is all connected with screw rod by thread rotation, and the screw rod is connected in floating plate by bearing rotation after passing through the top wall of plugboard, and the plurality of screw rods in the same plugboard are connected by synchronous wheel transmission assembly two by two;

[0009] Driving rods, the driving rods are two, and the driving rods are symmetrically and rotatably connected in the floating plate through bearings, the driving rods are connected with adjacent screw rods through synchronous wheel transmission assemblies, and the two driving rods are connected through synchronous wheel transmission assemblies;

[0010] A driving motor, the driving motor is embedded and fixed on one side of the floating plate, and an output shaft of the driving motor is connected with one of the driving rods through a worm and gear pair;

[0011] According to the required load in the fan, the driving motor is started, the driving motor drives the driving rod connected with the driving motor to rotate, the driving rod drives another driving rod to rotate through the synchronous wheel transmission assembly, and the two driving rods drive a plurality of screw rods to rotate through the synchronous wheel transmission assemblies, so that the distance between the floating plate and the baffle is adjusted, the angle of the guide plate is adjusted through the adjusting mechanism according to requirements, the water discharged from the fan is guided to the drainage tank through the guide plate, and enters the lower side of the drainage tank through the guide groove on the floating plate, when the water reaches the upper side of the floating plate, the floating plate moves upward, and the floating plate drives the plug plate and the baffle to move upward, when the lower side of the baffle is located on the upper side of the drainage pipe, the water can be conveniently discharged.

[0012] As a further improvement of the utility model, the both sides of the plug plate are fixed with limiting blocks, and the limiting blocks are slidingly arranged in the sliding grooves on the two inner walls of the baffle.

[0013] As a further improvement of the utility model, the both sides of the plug plate are fixed with limiting blocks, and the limiting blocks are slidingly arranged in the sliding grooves on the two inner walls of the baffle.

[0014] According to the above technical scheme, the sealing strip can increase the sealing property between the plug plate and the baffle, and the inclined surface of the baffle can guide water, so that the water is prevented from being retained on the upper side of the baffle when the baffle and the floating plate are adjusted to abut.

[0015] As a further improvement of the utility model, the adjusting mechanism comprises:

[0016] Adjusting blocks, the adjusting blocks are a plurality of, and the adjusting blocks are symmetrically arranged on the both sides of the guide plate, a rotating shaft is penetratingly arranged in a center waist-shaped hole of the guide plate, and the front and rear ends of the rotating shaft are rotatably connected in the adjusting blocks through bearings, and the adjusting blocks are slidingly arranged in the sliding grooves on the inner walls of the drainage tank.

[0017] The adjusting screw rods are connected in series and are rotatably connected to the rear side wall of the water drainage box through bearings, one adjusting screw rod corresponds to one adjusting block rotatably connected to the rear side wall of the water drainage box through threads, and the end of the adjusting screw rod at the most side is fixed with an adjusting motor, and the adjusting motor is embedded and fixed in the rear side wall of the water drainage box;

[0018] Through the above technical scheme, the adjusting motor is started, the adjusting motor drives the adjusting screw rod connected thereto to rotate, the adjusting screw rod drives the other adjusting screw rods to rotate, the adjusting screw rod drives the adjusting block to move, and the adjusting block drives the guide plate to rotate through the shaft rod at the end of the guide plate, so that the angle of the guide plate is adjusted.

[0019] As a further improvement of the utility model, a plurality of through grooves are equidistantly arranged on the front and rear inner walls of the water drainage box, and the through grooves are arranged in communication with the sliding grooves on the inner walls of the water drainage box.

[0020] Through the above technical scheme, the water entering the sliding groove on the side wall of the water drainage box can be discharged through the through groove, so that the water can be prevented from being retained in the sliding groove on the inner wall of the water drainage box.

[0021] As a further improvement of the utility model, an oil-proof film is arranged on the upper and lower side walls of the floating plate, and the circular hole in the oil-proof film is arranged in communication with the guide groove on the floating plate.

[0022] Through the above technical scheme, the tar existing in the fan can be prevented from adhering to the floating plate, so that the buoyancy of the floating plate is not affected.

[0023] Compared with the prior art, the water drainage device for the coal gas fan can maintain the water amount in the fan, form a certain water seal, and automatically discharge the excess water amount, so that the fan is convenient to use, and the utility model has the advantages of reasonable arrangement and low manufacturing cost. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structure schematic view of the utility model connected with the fan.

[0025] Figure 2 It is an exploded view of the utility model.

[0026] Figure 3 It is an exploded view of the floating plate, the plug plate, the baffle, the internally threaded pipe and the screw rod in the utility model.

[0027] Figure 4 It is Figure 3 It is an enlarged view of part A in the utility model.

[0028] Figure 5 It is an exploded view of the guide plate and the adjusting mechanism in the utility model.

[0029] Figure 6 is a sectional view of the drainage tank in the utility model.

[0030] Figure 7 is a hierarchical diagram of the floating plate in the utility model.

[0031] Explanation of reference signs:

[0032] Drainage tank 1, through groove 1-1, drainage pipe 2, floating plate 3, flow guide groove 3-1, baffle 4, flow guide plate 5, adjusting mechanism 6, adjusting block 6-1, rotating shaft 6-2, adjusting screw rod 6-3, adjusting motor 6-4, plugboard 7, internally threaded pipe 8, screw rod 9, driving rod 10, driving motor 11, limiting block 12, sealing strip 13, oil-proof film 14. DETAILED DESCRIPTION

[0033] The technical solutions in the utility model will be described clearly and completely in combination with the drawings, and the preferred embodiments in the description are only taken as examples, and all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0034] Embodiment 1:

[0035] As shown in the drawing, the embodiment comprises a drainage tank 1 and a drainage pipe 2, the left side wall of the drainage tank 1 is penetrated by the drainage pipe 2, the drainage pipe 2 is exposed outside the fan after penetrating through the side wall of the fan; it further comprises: Figures 1-7 A floating plate 3 is arranged inside the drainage tank 1, the outer peripheral wall of the floating plate 3 is arranged in abutment with the inner peripheral wall of the drainage tank 1, a plurality of flow guide grooves 3-1 are arranged in matrix on the floating plate 3, the diameter of the lower side of the flow guide groove 3-1 is smaller than that of the upper side, baffle plates 4 are arranged on both sides below the floating plate 3, the baffle plates 4 are connected with the floating plate 3 through adjusting mechanisms 6; oil-proof films 14 are arranged on the upper and lower side walls of the floating plate 3, the circular holes on the oil-proof films 14 are arranged in penetration with the flow guide grooves 3-1 on the floating plate 3, so that the tar existing in the fan can be prevented from adhering to the floating plate 3 and affecting the buoyancy of the floating plate 3;

[0036] A plurality of flow guide plates 5 are arranged on the upper side inside the drainage tank 1 at equal intervals and are rotatably connected through shaft rods, the upper side of the flow guide plate 5 is located inside the fan after penetrating through the upper side of the drainage tank 1, one side of the flow guide plate 5 inside the drainage tank 1 is connected with the drainage tank 1 through the adjusting mechanism 6;

[0037]

[0038] ​Plug plate 7, the plug plate 7 is two, and it is respectively movably inserted in the baffle 4 of two sides, and the upper end of the plug plate 7 is fixedly connected with the floating plate 3;The two side walls of the plug plate 7 are both welded with the limiting block 12, and the limiting block 12 is slidably arranged in the sliding groove on the inner wall of the baffle 4;When adjusting, the plug plate 7 can be prevented from moving out of the baffle 4;

[0039] The left and right side walls of the plug plate 7 are both abutted with the sealing strip 13, and the sealing strip 13 is fixedly connected with the inner wall of the baffle 4 on both sides, and the top wall of the baffle 4 is downwardly inclinedly arranged on one side adjacent to the center of the drain tank 1, and the inclined surface of the top wall of the baffle 4 is abuttedly arranged with the inclined surface on both sides of the lower side wall of the floating plate 3, and the sealing strip 13 can increase the sealing between the plug plate 7 and the baffle 4, and the inclined surface of the baffle 4 can guide water, so that when the baffle 4 and the floating plate 3 are adjusted to abut, water is prevented from being retained on the upper side of the baffle 4;

[0040] The inner threaded pipe 8 is a plurality of, and is embedded and welded on the inner bottom wall of the baffle 4, the upper end of the inner threaded pipe 8 is movably inserted in the plug plate 7, the inner threaded pipe 8 is screwed with the screw rod 9, the screw rod 9 passes through the top wall of the plug plate 7 and is rotatably connected with the floating plate 3 through the bearing, and the plurality of screw rods 9 in the same plug plate 7 are connected through the synchronous wheel transmission assembly;

[0041] The driving rod 10 is two, and it is rotatably connected with the floating plate 3 through the bearing on both sides, and the driving rod 10 is connected with the adjacent screw rod 9 through the synchronous wheel transmission assembly, and the two driving rods 10 are connected through the synchronous wheel transmission assembly;

[0042] The driving motor 11 is embedded and fixed on one side of the floating plate 3, and the output shaft of the driving motor 11 is connected with one of the driving rods 10 through the worm and gear pair.

[0043] Example 2:

[0044] Referring to Figure 2 、 Figure 5 , the adjusting mechanism 6 comprises:

[0045] The adjusting block 6-1 is a plurality of, and is arranged on both sides of the guide plate 5 in front and back, and the rotating shaft 6-2 is penetrated in the center inner waist-shaped hole of the guide plate 5, and the front and rear ends of the rotating shaft 6-2 are rotatably connected in the adjusting block 6-1, and the adjusting block 6-1 is slidably arranged in the sliding groove on the inner wall of the drain tank 1;

[0046] Adjusting screw rods 6-3 are provided, and the adjusting screw rods 6-3 are connected end to end and are rotatably connected to the rear inner wall of the water drainage tank 1, the adjusting screw rods 6-3 are one-to-one connected to the adjusting blocks 6-1 in the rear inner wall of the water drainage tank 1 through threads, and one end of the adjusting screw rod 6-3 at the most lateral side is fixed with an adjusting motor 6-4, and the adjusting motor 6-4 is embedded and fixed in the rear inner wall of the water drainage tank 1; a plurality of through grooves 1-1 are equidistantly arranged on the front and rear inner walls of the water drainage tank 1, the through grooves 1-1 are arranged in communication with the sliding grooves on the inner walls of the water drainage tank 1, and water entering the sliding grooves on the side walls of the water drainage tank 1 can be discharged through the through grooves 1-1, so that the water can be prevented from being retained in the sliding grooves on the inner walls of the water drainage tank 1.

[0047] In use of the utility model, according to the load required in the fan, the driving motor 11 is started, the driving motor 11 drives the driving rod 10 connected therewith to rotate, the driving rod 10 drives another driving rod 10 to rotate through the synchronous wheel transmission assembly, the two driving rods 10 drive a plurality of screw rods 9 to rotate through the synchronous wheel transmission assembly, the screw rod 9 moves up and down in the inner threaded pipe 8 when rotating, so as to adjust the distance between the floating plate 3 and the baffle 4, according to the requirement, the adjusting motor 6-4 is started, the adjusting motor 6-4 drives the adjusting screw rod 6-3 connected therewith to rotate, the adjusting screw rod 6-3 drives another adjusting screw rod 6-3 to rotate, the adjusting screw rod 6-3 drives the adjusting block 6-1 to move, the adjusting block 6-1 drives the guide plate 5 to rotate through the rotating shaft 6-2, so as to achieve the effect of adjusting the angle of the guide plate 5, the water discharged from the fan is guided to the water drainage tank 1 through the guide plate 5, and enters the lower side of the water drainage tank 1 through the guide groove 3-1 on the floating plate 3, when the water reaches the upper side of the floating plate 3, the floating plate 3 moves upward, the floating plate 3 drives the plug plate 7 and the baffle 4 to move upward, when the lower side of the baffle 4 is located on the upper side of the drain pipe 2, the water can be conveniently discharged.

[0048] Compared with the prior art, the utility model has the beneficial effects as follows:

[0049] 1、the water amount in the fan can be maintained by closing the drain pipe 2 through the baffle 4 on both sides of the floating plate 3, a certain water seal is formed, and the excess water amount can be automatically discharged, which is convenient for use of the fan;

[0050] 2、the distance between the floating plate 3 and the baffle 4 is adjusted through the plug plate 7, the inner threaded pipe 8, the screw rod 9 and the driving rod 10, so as to adjust the load in the fan according to the requirement;

[0051] 3、the guide plate 5 is arranged on the upper side in the water drainage tank 1, the water in the fan can be guided through the guide plate 5, so that the water enters the water drainage tank 1 and is conveniently collected;

[0052] 4、The angle of the flow guide plate 5 can be adjusted according to the needs through the adjusting mechanism 6, so that the water can be better guided.

[0053] For those skilled in the art, the technical solutions described in the foregoing embodiments can be modified, and equivalent replacement of part of the technical features can be made. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A drainage device for a gas blower, comprising a drainage tank (1) and a drainage pipe (2), wherein the drainage pipe (2) passes through one side wall of the drainage tank (1), and the drainage pipe (2) is exposed on the outside of the blower after passing through one side wall of the blower; characterized in that: It also contains: The floating plate (3) is arranged in the inside of the drainage tank (1), the outer peripheral wall of the floating plate (3) is arranged in abutment with the inner peripheral wall of the drainage tank (1), a plurality of flow guide grooves (3-1) are arranged in matrix on the floating plate (3), the diameter of the lower side of the flow guide groove (3-1) is smaller than that of the upper side, the two sides below the floating plate (3) are provided with baffle plates (4), the baffle plates (4) are connected with the floating plate (3) through the adjusting mechanism (6); The flow guide plate (5) is a plurality of, and it is equidistant and is arranged on the upper side of the inside of the drainage tank (1) through the shaft rod, the upper side of the flow guide plate (5) passes through the upper side of the drainage tank (1) and is located in the fan, one side of the flow guide plate (5) in the inside of the drainage tank (1) is connected with the drainage tank (1) through the adjusting mechanism (6); The plug plate (7) is two, and it is movably inserted in the baffle plate (4) on the two sides, the upper end of the plug plate (7) is fixedly connected with the floating plate (3); The inner threaded pipe (8) is a plurality of, and it is embedded and fixed on the inner bottom wall of the baffle plate (4) in matrix, the upper end of the inner threaded pipe (8) is movably inserted in the plug plate (7), the inside of the inner threaded pipe (8) is rotatably connected with the screw rod (9) through the thread, the screw rod (9) passes through the top wall of the plug plate (7) and is rotatably connected in the floating plate (3), the plurality of screw rods (9) in the same plug plate (7) are connected through the synchronous wheel transmission assembly two by two; The driving rod (10) is two, and it is rotatably connected in the floating plate (3) through the bearing left and right symmetrically, the driving rod (10) is connected with the adjacent screw rod (9) through the synchronous wheel transmission assembly, and the two driving rods (10) are connected through the synchronous wheel transmission assembly; The driving motor (11) is embedded and fixed on one side of the inside of the floating plate (3), the output shaft of the driving motor (11) is connected with one of the driving rods (10) through the worm and gear pair.

2. A water drainage device for a coal gas fan according to claim 1, characterized in that: The two side walls of the plug plate (7) are fixedly connected with the limiting block (12), and the limiting block (12) is slidably arranged in the sliding groove on the two inner walls of the baffle plate (4).

3. A water drainage device for a coal gas fan according to claim 1, characterized in that: The left and right side walls of the plug plate (7) are in abutment with the sealing strip (13), the sealing strip (13) is fixedly connected with the inner walls of the two sides of the baffle plate (4), the top wall of the baffle plate (4) is downwardly inclinedly arranged on one side adjacent to the center of the drainage tank (1), and the inclined surface of the top wall of the baffle plate (4) is abutted with the inclined surfaces of the two sides of the lower side wall of the floating plate (3).

4. A water drainage device for a coal gas fan according to claim 1, characterized in that: The adjusting mechanism (6) comprises: The adjusting block (6-1) is a plurality of, and it is arranged on the two sides of the flow guide plate (5) two by two front and back symmetrically, the rotating shaft (6-2) is rotatably connected in the center inner waist-shaped hole of the flow guide plate (5), the front and rear ends of the rotating shaft (6-2) are rotatably connected in the adjusting block (6-1) through the bearing, and the adjusting block (6-1) is slidably arranged in the sliding groove on the inner wall of the drainage tank (1); Adjusting screw rod (6-3), the adjusting screw rod (6-3) is several, and its head-to-tail is connected and is through bearing joint in the rear side wall of the drainage tank (1), several adjusting screw rod (6-3) one-one corresponding through thread joint adjusting block (6-1) in the rear side wall of the drainage tank (1), the end of the most side adjusting screw rod (6-3) is fixed with adjusting motor (6-4), adjusting motor (6-4) is embedded and fixed in the rear side wall of the drainage tank (1).

5. A water drainage device for a coal gas fan according to claim 1, characterized in that: The front and rear inner walls of the drainage tank (1) are provided with a plurality of through grooves (1-1) at equal intervals, and the through grooves (1-1) are provided in communication with the sliding grooves on the inner wall of the drainage tank (1).

6. A water drainage device for a coal gas fan according to claim 1, characterized in that: The upper and lower side walls of the floating plate (3) are provided with oil-proof membranes (14), and the circular holes on the oil-proof membranes (14) are provided in communication with the flow guide grooves (3-1) on the floating plate (3).

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