Roots blower capable of quickly replacing transmission belt

Abstract

The utility model discloses a Roots blower capable of quickly replacing a transmission belt, which comprises a base and a handle, a mounting seat is arranged at the top of the base, and a motor is fixed at the top of the mounting seat through a bolt. According to the Roots blower capable of rapidly replacing the transmission belt, a handle is rotated to drive a threaded rod and a threaded block to conduct threaded transmission, the threaded block can drive a mounting base, a synchronous wheel a and a motor on the top to move, a synchronous belt is loosened, and when the mounting base moves, a poke rod can be pushed to rotate; when a poke rod rotates, a rolling wheel at one end pushes a protection frame to move, a connecting block at the bottom of the protection frame slides on the outer side of a sliding rod, and when a motor moves to the position where a synchronous belt can be taken out, the protection frame is pushed by the poke rod to one side of a synchronous wheel a, so that the synchronous wheel a, the synchronous belt and a synchronous wheel b are exposed; and the loose synchronous belt can be conveniently disassembled.

Description

TECHNICAL FIELD

[0001] The utility model relates to roots blower technical field, concretely is roots blower of quick replacement transmission belt. BACKGROUND

[0002] Roots blower is a kind of positive displacement rotary blower, is widely used in electric power, chemical industry, mine, metallurgy, environmental protection, light industry, building material, flour, aquaculture and other fields, for conveying clean air and various inert gases.In the cement production process, roots blower is mainly used in pneumatic conveying and gas compression links.

[0003] In the cement production, roots blower can compress and transport gas, the existing roots blower needs to be driven by transmission belt when using, when transmission belt needs to be replaced when damage occurs, the bolt on the protective frame on one side of transmission belt needs to be disassembled by screwdriver first, then the protective frame is disassembled, the motor is disassembled, and the transmission belt at the end of the motor is disassembled, the transmission belt is replaced in this way is more cumbersome, and the transmission belt is difficult to replace quickly. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of roots blower of quick replacement transmission belt to solve the problem that the existing roots blower is not convenient for the quick replacement of transmission belt as described in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of roots blower of quick replacement transmission belt, comprising: base and handle, the top of the base is provided with mounting seat, the top of the mounting seat is fixed with motor by bolt,

[0006] The output end of the motor is fixed with synchronous wheel a, the outer side of the synchronous wheel a is sleeved with synchronous belt, one side of the synchronous belt is sleeved with synchronous wheel b, one side of the synchronous wheel b is fixed with the connecting shaft of fan body, the bottom of the fan body is fixedly connected with base by bolt, the top of the fan body is fixed with air inlet, the top of the air inlet is provided with filter, one side of the fan body is fixed with air outlet, the inside of the base is movably connected with threaded rod by bearing, one end of the threaded rod is slidably connected with handle, the inside of the handle is slidably connected with lug.

[0007] Preferably, the end of the handle is provided with moving groove, and the moving groove is slidably connected with the lug, and the inside of the base is fixedly connected with magnet.

[0008] Preferably, the handle is of magnetically conductive material, one side of the base is slidably connected with the handle, and the outer side of the threaded rod is threadedly connected with threaded block.

[0009] Preferably, the top of the threaded block is fixedly connected with the mounting seat, one side of the mounting seat is rotatably connected with the push rod through a roller.

[0010] Preferably, one side of the push rod is movably connected with the base through a rotating shaft, one end of the push rod is rotatably connected with the protective frame through a roller.

[0011] Preferably, the bottom of the protective frame is fixedly connected with the connecting block, the inside of the connecting block is slidably connected with the sliding rod, and both ends of the sliding rod are fixedly connected with the base.

[0012] Preferably, the outside of the sliding rod is sleeved with a spring a, one end of the spring a abuts against the base, and the other end of the spring a abuts against the connecting block.

[0013] Preferably, the top of the air inlet is threadedly connected with a threaded ring, the top of the threaded ring is fixedly connected with a conical ring, and the top of the conical ring is provided with an inclined block.

[0014] Preferably, one end of the inclined block is fixedly connected with a clamping rod, both sides of the inclined block are movably connected with rotating seats through rotating shafts, and one end of the rotating seat is fixedly connected with the air inlet.

[0015] Preferably, one end of the clamping rod is wedge-shaped, one side of the clamping rod abuts against a spring b, and one end of the spring b is fixedly connected with the air inlet.

[0016] Compared with the prior art, the roots blower with a quickly replaceable transmission belt has the following beneficial effects:

[0017] 1. In cement production, the roots blower can compress and transport gas. When the synchronous belt of the roots blower needs to be disassembled and replaced, the threaded rod is driven to rotate the threaded block through the rotating handle, the threaded block moves the mounting seat, the synchronous wheel a and the motor at the top, the synchronous belt is loosened, the mounting seat moves to drive the push rod to rotate, the roller at one end of the push rod drives the protective frame to move, the connecting block at the bottom of the protective frame slides outside the sliding rod, when the motor moves to a position where the synchronous belt can be taken out, the protective frame is pushed to one side of the synchronous wheel a by the push rod, so that the synchronous wheel a, the synchronous belt and the synchronous wheel b are exposed, the loosened synchronous belt is disassembled conveniently, and the transmission belt of the roots blower can be replaced conveniently through the above operation.

[0018] 2. In cement production, the roots blower can compress and transport gas. When the filter needs to be disassembled and cleaned, the threaded ring is rotated to drive the conical ring to be separated from the inclined block, at this time, the spring b is reset, and the inclined block and the clamping rod are rotated to be separated from the filter, at this time, the filter can be disassembled and cleaned, and the filter of the roots blower can be disassembled and cleaned conveniently through the above operation. Attached Figure Description

[0019] Figure 1 This is a three-dimensional schematic diagram of the present invention;

[0020] Figure 2 This is a three-dimensional cross-sectional view of the present invention;

[0021] Figure 3 This is a three-dimensional schematic diagram of the lever of this utility model;

[0022] Figure 4 This is a three-dimensional cross-sectional view of the base of this utility model;

[0023] Figure 5 This is a three-dimensional cross-sectional view of the air inlet of this utility model;

[0024] Figure 6 This is an enlarged schematic diagram of A of this utility model.

[0025] In the diagram: 1. Base; 2. Mounting seat; 3. Motor; 4. Fan body; 5. Filter; 6. Air outlet; 7. Synchronous pulley a; 8. Synchronous belt; 9. Synchronous pulley b; 10. Air inlet; 11. Threaded rod; 12. Handle; 13. Protrusion; 14. Moving groove; 15. Magnet; 16. Threaded block; 17. Actuating lever; 18. Protective frame; 19. Connecting block; 20. Slide rod; 21. Spring a; 22. Threaded ring; 23. Conical ring; 24. Inclined block; 25. Locking rod; 26. Rotating seat; 27. Spring b. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Please see Figures 1-6 This utility model provides a technical solution: a Roots blower with a quick-change drive belt, comprising: a base 1 and a handle 12, a mounting base 2 being provided on the top of the base 1, and a motor 3 being fixed to the top of the mounting base 2 by bolts.

[0028] The output end of the motor 3 is fixed with a synchronous wheel a7, the outer side of the synchronous wheel a7 is sleeved with a synchronous belt 8, one side of the synchronous belt 8 is sleeved with a synchronous wheel b9, one side of the synchronous wheel b9 is fixed with the connecting shaft of the fan body 4, the bottom of the fan body 4 is fixedly connected with the base 1 through bolts, the top of the fan body 4 is fixed with an air inlet 10, the top of the air inlet 10 is provided with a filter 5, one side of the fan body 4 is fixed with an air outlet 6, the inside of the base 1 is movably connected with a threaded rod 11 through a bearing, one end of the threaded rod 11 is slidably connected with a handle 12, the inside of the handle 12 is slidably connected with a protruding block 13.

[0029] The end of the handle 12 is provided with a moving groove 14, and the moving groove 14 is slidably connected with the protruding block 13, and the inside of the base 1 is fixedly connected with a magnet 15; the handle 12 is made of magnetically conductive material, one side of the base 1 is slidably connected with the handle 12, and the outside of the threaded rod 11 is threadedly connected with a threaded block 16; the top of the threaded block 16 is fixedly connected with a mounting seat 2, one side of the mounting seat 2 is rollingly connected with a pushing rod 17 through a roller; one side of the pushing rod 17 is movably connected with the base 1 through a rotating shaft, one end of the pushing rod 17 is rollingly connected with a protective frame 18 through a roller; the bottom of the protective frame 18 is fixedly connected with a connecting block 19, the inside of the connecting block 19 is slidably connected with a sliding rod 20, and both ends of the sliding rod 20 are fixedly connected with the base 1; the outside of the sliding rod 20 is sleeved with a spring a21, one end of the spring a21 abuts against the base 1, the other end of the spring a21 abuts against the connecting block 19, the inside of the connecting block 19 is provided with a sliding groove matched with the sliding rod 20, and the sliding rod 20 and the connecting block 19 form a sliding structure, and the pushing rod 17 and the base 1 form a rotating structure through a rotating shaft.

[0030] In specific implementation, in the cement production, the roots blower can compress and transport gas, when the synchronous belt 8 of the roots blower needs to be disassembled and replaced, the handle 12 is moved by pulling to separate the handle 12 from the magnet 15, then the handle 12 is rotated to drive the threaded rod 11 and the threaded block 16 to threadedly drive, the threaded block 16 drives the mounting seat 2, the synchronous wheel a7 and the motor 3 at the top to move, so that the synchronous belt 8 is loosened, when the mounting seat 2 moves, the pushing rod 17 is rotated to drive the roller at one end of the pushing rod 17 to move the protective frame 18, the connecting block 19 at the bottom of the protective frame 18 slides outside the sliding rod 20 and extrudes the spring a21 at one side to make it shrink, when the motor 3 moves to a position where the synchronous belt 8 can be taken out, the protective frame 18 is also pushed to one side of the synchronous wheel a7 by the pushing rod 17, so that the synchronous wheel a7, the synchronous belt 8 and the synchronous wheel b9 are exposed, and the loosened synchronous belt 8 is conveniently disassembled;

[0031] After the installation of the new synchronous belt 8, the threaded rod 11 can be reversed to move the motor 3 and the synchronous wheel a7 back to the original position, thereby completing the tensioning of the synchronous belt 8, and the protective frame 18 can also be reset to shield the synchronous wheel a7, the synchronous belt 8 and the synchronous wheel b9, and then the handle 12 can be pushed into the inside of the base 1, so that the handle 12 is attracted to the magnet 15 to prevent the exposed handle 12 from rotating. Thus, the above operation can facilitate the replacement of the transmission belt of the Roots blower.

[0032] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 5 , the top of the air inlet 10 is threadedly connected with a threaded ring 22, the top of the threaded ring 22 is fixedly connected with a conical ring 23, and the top of the conical ring 23 is provided with an inclined block 24; one end of the inclined block 24 is fixedly connected with a clamping rod 25, and both sides of the inclined block 24 are movably connected with a rotating seat 26 through a rotating shaft, one end of the rotating seat 26 is fixedly connected with the air inlet 10; one end of the clamping rod 25 is wedge-shaped, one side of the clamping rod 25 abuts against a spring b 27, one end of the spring b 27 is fixedly connected with the air inlet 10, and the clamping rod 25 and the rotating seat 26 constitute a rotating structure through a rotating shaft, and the threaded ring 22 and the air inlet 10 constitute a threaded transmission structure.

[0033] In specific implementation, during cement production, the Roots blower can compress and transport gas, when it is necessary to disassemble and clean the filter 5, the threaded ring 22 is rotated to drive the conical ring 23 to be separated from the inclined block 24, at this time the spring b 27 is reset, and the inclined block 24 and the clamping rod 25 are rotated to be separated from the restriction of the filter 5, at this time the filter 5 can be disassembled and cleaned, after cleaning, the filter 5 is connected with the air inlet 10, and then the threaded ring 22 is reversed to drive the conical ring 23 to press the inclined edge of the inclined block 24, so that the inclined block 24 and the clamping rod 25 are rotated, and the wedge-shaped surface at one end of the clamping rod 25 is in contact with the wedge-shaped surface at the bottom of the filter 5, so as to press the rubber ring at the connection between the filter 5 and the air inlet 10, thereby completing the connection and sealing of the air inlet 10 and the filter 5. Thus, the above operation can facilitate the disassembly and cleaning of the filter 5 of the Roots blower.

[0034] In summary: in the use of the Roots blower with a replaceable transmission belt, first start the motor 3 to drive the synchronous wheel a7 to rotate, the synchronous wheel a7 drives the synchronous wheel b9 to rotate through the synchronous belt 8, the synchronous wheel b9 drives the blades in the blower body 4 to rotate, and air is drawn through the air inlet 10 and then discharged through the air inlet 10. The contents not described in detail in this specification belong to the existing technology known to those skilled in the art.

[0035] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A Roots blower with a quick-change drive belt, comprising: The base (1) and handle (12) are provided, wherein a mounting base (2) is provided on the top of the base (1), and a motor (3) is fixed to the top of the mounting base (2) by bolts. The base (1) is characterized in that... The output end of the motor (3) is fixed with a synchronous pulley a (7), a synchronous belt (8) is sleeved on the outside of the synchronous pulley a (7), a synchronous pulley b (9) is sleeved on one side of the synchronous belt (8), a connecting shaft of the fan body (4) is fixed on one side of the synchronous pulley b (9), the bottom of the fan body (4) is fixedly connected to the base (1) by bolts, an air inlet (10) is fixed on the top of the fan body (4), a filter (5) is provided on the top of the air inlet (10), an air outlet (6) is fixed on one side of the fan body (4), a threaded rod (11) is movably connected to the inside of the base (1) by bearings, a handle (12) is slidably connected to one end of the threaded rod (11), and a protrusion (13) is slidably connected to the inside of the handle (12).

2. A Roots blower with a quickly replaceable drive belt according to claim 1, characterized in that: The handle (12) has a movable groove (14) at its end, and the movable groove (14) is slidably connected to the protrusion (13). A magnet (15) is fixedly connected inside the base (1).

3. A Roots blower with a quickly replaceable drive belt according to claim 2, characterized in that: The handle (12) is made of magnetic material. One side of the base (1) is slidably connected to the handle (12). The outer side of the threaded rod (11) is threaded with a threaded block (16).

4. A Roots blower with a quick-change drive belt according to claim 3, characterized in that: The top of the threaded block (16) is fixedly connected to the mounting base (2), and a toggle lever (17) is tumbled to one side of the mounting base (2) via a roller.

5. A Roots blower with a quick-change drive belt according to claim 4, characterized in that: One side of the lever (17) is movably connected to the base (1) via a pivot, and one end of the lever (17) is connected to a protective frame (18) via a roller.

6. A Roots blower with a quick-change drive belt according to claim 5, characterized in that: The bottom of the protective frame (18) is fixedly connected to a connecting block (19), and a sliding rod (20) is slidably connected inside the connecting block (19). The two ends of the sliding rod (20) are fixedly connected to the base (1).

7. A Roots blower with a quick-change drive belt according to claim 6, characterized in that: A spring a (21) is sleeved on the outside of the slide rod (20). One end of the spring a (21) abuts against the base (1), and the other end of the spring a (21) abuts against the connecting block (19).

8. A Roots blower with a quick-change drive belt according to claim 1, characterized in that: The top of the air inlet (10) is threaded with a threaded ring (22), and the top of the threaded ring (22) is fixedly connected with a conical ring (23), and the top of the conical ring (23) is provided with an inclined block (24).

9. A Roots blower with a quick-change drive belt according to claim 8, characterized in that: One end of the inclined block (24) is fixedly connected to a locking rod (25), and the two sides of the inclined block (24) are movably connected to a rotating seat (26) via a rotating shaft. One end of the rotating seat (26) is fixedly connected to the air inlet (10).

10. A Roots blower with a quickly replaceable drive belt according to claim 9, characterized in that: One end of the lever (25) is wedge-shaped, and a spring b (27) is abutted on one side of the lever (25). One end of the spring b (27) is fixedly connected to the air inlet (10).

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