Impeller assembly for coal feeder

Abstract

The utility model relates to the technical field of coal feeder impellers, and discloses an impeller assembly for a coal feeder, which comprises a rotary table, a plurality of groups of rectangular blocks which are uniformly arrayed are arranged at the top of the rotary table, and support blocks are arranged on the outer sides of the rectangular blocks; a rectangular groove is formed in the outer side, close to the rectangular block, of the upper surface of the rotary table, the outline of the rectangular groove is matched with the shape of the rectangular block, and a rod groove is formed in the side, close to the rectangular groove, of the rotary table. By arranging the rectangular block, the rod groove and the supporting rod, a person lifts the impeller, the rectangular block is clamped in the rectangular groove of the rotary table, the supporting rod is limited through the rod groove, the impeller can be temporarily limited due to the fact that the rectangular groove is matched with the rectangular block in outline, at the moment, the impeller can be released, the threaded rod a is connected with the rectangular block in a screwed mode, and the threaded rod b is connected with the rotary table in a screwed mode. And compared with an existing mode, the screw rod is convenient to assemble, labor is saved, and the firmness degree of impeller connection can be improved through the rectangular block, the supporting rod and the screw rod b.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal feeder impeller technical field, concretely is a kind of impeller assembly for coal feeder. BACKGROUND

[0002] Impeller coal feeder is indispensable main equipment in gap type coal trench of thermal power plant. It can walk along coal trench longitudinal axle track or stop at a place and quantitatively, evenly and continuously push coal to coal conveying belt. Impeller coal feeder can be divided into upper drive and lower drive according to transmission mode, and can be divided into bridge type and door type according to structure form, and can be divided into single side and double side according to feeding mode.

[0003] In the process of realizing the utility model, the inventor finds that the following problems in the prior art have not been solved: the impeller of the existing impeller assembly for coal feeder relies on support block through bolt, and is rotatably connected with the rotary table, but the impeller is lifted, the positioning hole of the support block is aligned with the screw hole of the rotary table, then the personnel assemble the screw rod, the impeller is lifted and maintained for a long time, which is time-consuming and laborious, and the support block does not have a reinforcing structure extending into the rotary table, so the firmness is not ideal, and improvement is needed, therefore, we propose an impeller assembly for coal feeder. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an impeller assembly for coal feeder, which solves the problems proposed in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an impeller assembly for coal feeder, comprising a rotary table, a plurality of groups of rectangular blocks are placed on the top of the rotary table in uniform array, support blocks are placed outside the rectangular blocks;

[0006] A rectangular groove is formed on the upper surface of the rotary table close to the outer side of the rectangular block, and the contour of the rectangular groove is matched with the shape of the rectangular block, a rod groove is formed on one side of the rotary table close to the rectangular groove;

[0007] A support rod is fixedly installed on one side of the rectangular block, and the support rod is located in the rod groove, the outer end of the support rod is connected with the support block, a impeller is fixedly installed on one side of the support block, and an inner arc segment is fixedly installed on one side of the impeller;

[0008] Recesses are formed on both sides of the rotary table close to the support rod, a screw rod a is movably penetrated through the recess of the rotary table, and the inner end of the screw rod a is rotatably connected with the screw hole preformed on the rectangular block;

[0009] The upper surface of the long block is provided with a reinforcing groove, screw rods b are movably penetrated on both sides of the reinforcing groove, and the screw rods b are screwed with the preset screw holes on the rotary table, the long block, the rod groove and the supporting rod are cooperatively used, in the use process of the impeller assembly of the coal feeder, the impeller is lifted and clamped in the long groove of the rotary table, the rod groove limits the supporting rod, the long groove is matched with the outline of the long block, so that the impeller is temporarily limited, and the screw rod a is screwed with the long block, the screw rod b is screwed with the rotary table, compared with the prior art, the screw rod is assembled conveniently, labor is saved, and the long block, the supporting rod and the screw rod b can improve the connection firmness of the impeller.

[0010] As an optional solution of the technical scheme of the application, the supporting rod is provided with a clamping table on one side, and the protruding part of the supporting block is located in the clamping table, recesses are formed on both sides of the supporting block close to the impeller, bolts are movably penetrated in the recesses, and the bolts are screwed with the preset threaded grooves on the supporting rod, the bolts and the clamping table are cooperatively used, when the long block assembly or the impeller assembly is damaged during long-time use, the bolts are twisted to separate the supporting block from the supporting rod, and the long block or the impeller assembly is replaced, so that the damaged assembly is recycled, the use cost is indirectly reduced, and the use effect is ideal.

[0011] As an optional solution of the technical scheme of the application, a group of the supporting blocks are provided with indication plates on the top, and the indication plates are fixed by welding, the guiding words on the indication plates can inform the operators of corresponding procedures, and different personnel can correctly and reasonably assemble.

[0012] As an optional solution of the technical scheme of the application, the impeller is provided with reinforcing ribs at the connection with the inner arc-shaped section, and the reinforcing ribs are different in size, the reinforcing ribs of different sizes can improve the connection rigidity to prevent tearing and breaking.

[0013] As an optional solution of the technical scheme of the application, the rotary table is provided with a rotating rod fixedly installed in the middle, and the rotating rod is provided with positioning holes on both sides, the rotating rod is penetrated with threaded assemblies to be fixed on the driving motor transmission mechanism outside, and is used for detachable and stable positioning.

[0014] Compared with the prior art, the application has the following advantages:

[0015] 1. The utility model relates to a impeller assembly for coal feeder, through setting up rectangle, rod groove and support rod, in the use process of impeller assembly for coal feeder, personnel lifts up the impeller, and makes rectangle detent in the rectangle slot of rotary table, and rod groove limits support rod, because rectangle slot and rectangle contour adaptation, then can temporarily limit the impeller, at this moment can release the impeller, and rectangle screw a and rectangle are spliced, and screw b is spliced with rotary table, compared with prior art, it is convenient for the assembly of screw, is more labor saving, and rectangle, support rod and screw b can improve the firmness of impeller connection.

[0016] 2. The utility model relates to a impeller assembly for coal feeder, through setting up bolt and card station, in the use process of long time, if rectangle assembly or impeller assembly is damaged, can through the screw bolt of turning, makes the support block and support rod separate, and replaces rectangle or impeller assembly, and then realizes the recycling of damaged assembly, indirectly reduces the use cost, and the use effect is more ideal. DRAWINGS

[0017] Other features, objects and advantages of the utility model will become more apparent through reading the following detailed description of non-restrictive embodiments with reference to the accompanying drawings:

[0018] Fig. 1 It is the overall overhead structure schematic diagram of the utility model impeller assembly for coal feeder;

[0019] Fig. 2 It is the enlarged structure schematic diagram of the utility model impeller assembly for coal feeder A place;

[0020] Fig. 3 It is the support rod and support block connection part overhead section structure schematic diagram of the utility model impeller assembly for coal feeder.

[0021] In the drawing: 1, rotary table;11, rotary rod;12, positioning hole;13, concave station;14, screw a;2, rectangle;21, support rod;22, thread groove;23, card station;3, support block;31, impeller;32, inner arc segment;33, reinforcing rib;34, recess;35, bolt;4, rectangle slot;41, rod groove;5, reinforcing groove;51, screw b. SPECIFIC IMPLEMENTATION

[0022] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific implementation.

[0023] Please refer to Figs. 1-3The utility model provides a kind of technical scheme: a coal feeder is with impeller assembly, including rotating platform 1, rotating platform 1 inner middle part is fixedly installed with rotating rod 11, rotating rod 11 inside both sides are all provided with positioning hole 12, can be through the positioning hole 12 of rotating rod 11 penetration threaded assembly, make it fixed on the drive motor transmission mechanism of outside, for detachable and stable limit, rotating platform 1 top is placed with several groups of uniform array's rectangle block 2, rectangle block 2 outside is placed with support block 3, a group of support block 3 top is equipped with signboard, and signboard is fixed by welding mode, can be through the guiding word on signboard, inform corresponding process to operator, different personnel are correctly and reasonably assembled with convenience;Rotating platform 1 upper surface is close to the outside of rectangle block 2 and is provided with rectangle groove 4, and the outline of rectangle groove 4 is adapted to the shape of rectangle block 2, and one side of rotating platform 1 close to rectangle groove 4 is provided with bar groove 41;Rectangle block 2 one side is fixedly installed with bracing piece 21, and bracing piece 21 is located in bar groove 41, and bracing piece 21 outer end is connected with support block 3, and support block 3 outside is fixedly installed with impeller 31, and one side of impeller 31 is fixedly installed with inner arc segment 32, and reinforcing rib 33 is fixedly installed at the junction of impeller 31 and inner arc segment 32, and reinforcing rib 33 is not the same size, and the connecting stiffness can be improved by the reinforcing rib 33 of different sizes, to prevent tearing and breaking condition;Rotating platform 1 is close to the both sides of bracing piece 21 and is provided with recess 13, and screw rod a 14 is movably penetrated in the recess 13 of rotating platform 1, and the inner end of screw rod a 14 is screwed with the screw hole of rectangle block 2 preset on it;Rectangle block 2 upper surface is provided with reinforcing groove 5, and screw rod b 51 is movably penetrated in the both sides of reinforcing groove 5, and screw rod b 51 is screwed with the screw hole of rotating platform 1 preset on it by thread.

[0024] In this technical scheme, rectangle block 2, bar groove 41 and bracing piece 21 and other components are used together, during the use of the coal feeder impeller assembly, the personnel hold up the impeller 31, and make the rectangle block 2 be clamped in the rectangle groove 4 of rotating platform 1, and the bar groove 41 limits the bracing piece 21, since the outline of rectangle groove 4 is adapted to the shape of rectangle block 2, the impeller 31 can be temporarily limited, at this time, the screw rod a 14 and the rectangle block 2 are screwed, and the screw rod b 51 and the rotating platform 1 are screwed, compared with the existing mode, the assembly of screw rod is facilitated, and it is more labor-saving, and the rectangle block 2, bracing piece 21 and screw rod b 51 can improve the firmness of the connection of impeller 31.

[0025] In some technical solutions, the bracing piece 21 one side is provided with the card station 23, and the convex part of support block 3 is located in the card station 23, the both sides of support block 3 close to impeller 31 are provided with recess 34, and screw bolt 35 is movably penetrated in the both sides of recess 34, and screw bolt 35 is screwed with the screw groove 22 of bracing piece 21 preset on it by thread.

[0026] In the technical scheme, the bolt 35 and the clamping table 23 and other components are used in cooperation, in a long time use process, if the long block 2 assembly or the impeller 31 assembly is damaged, the bolt 35 is twisted, the supporting block 3 is separated from the supporting rod 21, and the long block 2 or the impeller 31 assembly is replaced, so that the damaged assembly is recycled and reused, the use cost is indirectly reduced, and the use effect is relatively ideal.

[0027] Working principle: it should be pointed out that the utility model is a coal feeder impeller assembly, components are general standard parts or components known by those skilled in the art, and the structure and principle thereof can be known by technical personnel through technical manual or through conventional test method.

[0028] In use of the coal feeder impeller assembly, the impeller assembly is transferred to the vicinity of the coal feeder station, then the assembly is assembled to form the impeller 31, and the rotating rod 11 of the rotating table 1 is connected with the driving motor transmission shaft outside, the motor drives the impeller 31 to rotate, and the coal feeding operation is performed.

[0029] By arranging the long block 2, the rod groove 41 and the supporting rod 21, in use of the coal feeder impeller assembly, the impeller 31 is lifted by personnel, the long block 2 is clamped in the long groove 4 of the rotating table 1, the rod groove 41 limits the supporting rod 21, the long groove 4 is matched with the outline of the long block 2, so that the impeller 31 is temporarily limited, at this time, the impeller 31 can be released, the screw rod a14 is screwed with the long block 2, and the screw rod b51 is screwed with the rotating table 1, compared with the prior art, the screw rod is convenient to assemble, is labor-saving, the long block 2, the supporting rod 21 and the screw rod b51 can improve the connection firmness of the impeller 31, the bolt 35 and the clamping table 23 are arranged, in a long time use process, if the long block 2 assembly or the impeller 31 assembly is damaged, the bolt 35 is twisted, the supporting block 3 is separated from the supporting rod 21, and the long block 2 or the impeller 31 assembly is replaced, so that the damaged assembly is recycled and reused, the use cost is indirectly reduced, and the use effect is relatively ideal.

Claims

1. A impeller assembly for a coal feeder, characterized by: Including the rotating platform (1), the rotating platform (1) top is placed with several groups of uniform array of rectangular block (2), the outer side of rectangular block (2) is placed with support block (3); The upper surface of the rotating platform (1) is provided with a rectangular groove (4) near the outer side of the rectangular block (2), and the contour of the rectangular groove (4) is matched with the shape of the rectangular block (2), and the rotating platform (1) is provided with a rod groove (41) near one side of the rectangular groove (4); The rectangular block (2) is fixedly installed with a support rod (21) on one side, and the support rod (21) is located in the rod groove (41), the outer end of the support rod (21) is connected with the support block (3), the inner arc section (32) is fixedly installed on one side of the impeller (31) of the support block (3), the rotating platform (1) is provided with a recess (13) near both sides of the support rod (21), the recess (13) of the rotating platform (1) is movably penetrated by a screw rod a (14), and the inner end of the screw rod a (14) is screwed with a screw hole preinstalled on the rectangular block (2); The upper surface of the rectangular block (2) is provided with a reinforcing groove (5), the reinforcing groove (5) is movably penetrated by a screw rod b (51) on both sides, and the screw rod b (51) is screwed with a screw hole preinstalled on the rotating platform (1) by screw thread. The support rod (21) is provided with a clamping groove (23) on one side, and the protruding part of the support block (3) is located in the clamping groove (23), the support block (3) is provided with a recess (34) on both sides near the impeller (31), the recess (34) is movably penetrated by a bolt (35) on both sides, and the bolt (35) is screwed with a threaded groove (22) preinstalled on the support rod (21) by screw thread.

2. A impeller assembly for a coal feeder as claimed in claim 1 wherein: A group of the support block (3) is provided with an indication board on the top, and the indication board is fixed by welding.

3. A impeller assembly for a coal feeder as claimed in claim 1, wherein: The impeller (31) and the inner arc section (32) are connected and fixedly installed with a reinforcing rib (33), and the reinforcing rib (33) is not the same size.

4. A impeller assembly for a coal feeder as claimed in claim 1, wherein: The rotating platform (1) is fixedly installed with a rotating rod (11) in the middle, and the rotating rod (11) is provided with a positioning hole (12) on both sides.

5. A impeller assembly for a coal feeder as claimed in claim 1, wherein: ​

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