CN219809123U - Cam type double-rotor pump with speed reducer - Google Patents

Abstract

The utility model belongs to the technical field of rotor pumps, in particular to a cam type double-rotor pump with a speed reducer, which comprises a pump and a clamping device, wherein the surface of the pump is communicated with two connecting pipes, the surface of the pump is fixedly connected with a control box, and the side wall of the control box is provided with a lock hole; the surface of the pump and the surface of the connecting pipe are provided with clamping devices, each clamping device comprises two clamping rings, the two clamping rings are sleeved on the surfaces of the pump and the connecting pipe, a plurality of clamping blocks are fixedly connected to the two sides of each clamping ring, the surface of the pump is provided with two wear-resistant devices, the two wear-resistant devices are symmetrically distributed relative to the central axis of the pump, the surface of the pump is provided with wear-resistant devices, each wear-resistant device comprises a wear-resistant pad, and the wear-resistant pad is sleeved on the surface of the pump; the position between the pump machine and the connecting pipe can be limited by arranging the clamping ring, the clamping block and the extrusion block, meanwhile, the threaded rod can also move and fix the position of the clamping ring, and the situation that the traditional fixing mode is complex in operation and time is wasted can be reduced by arranging a single threaded rod.

Description

Cam type double-rotor pump with speed reducer

Technical Field

The utility model relates to the technical field of rotor pumps, in particular to a cam type double-rotor pump with a speed reducer.

Background

A rotor pump is a pump in which the working volume is changed by a relative motion between a rotor and a pump body, and thus the energy of liquid is increased. A rotary positive displacement pump is a type of rotary positive displacement pump that has positive displacement properties and flow rates that do not vary with back pressure. The rotor pump can be classified into a gear pump, a screw pump, a rotary piston pump, a flexible vane pump, a slide vane pump, a hose pump, etc. according to its structure and principle. A rotary positive displacement pump is a type of rotary positive displacement pump that has positive displacement properties and flow rates that do not vary with back pressure.

One chinese patent of chinese patent application CN218816967U discloses a cam type double rotor pump capable of rapidly replacing the rotor, and the technical scheme is as follows: through setting up the transmission shaft in the gear reduction box, transmission shaft length direction one end links to each other with the output shaft of motor, the transmission shaft is kept away from motor one end and is corresponded the internal rotor that is connected with of pump, the transmission shaft corresponds rotor position department cover and is equipped with the connecting sleeve, the connecting sleeve can be fixed with the transmission shaft, on the connecting sleeve was located to the rotor cover, the rotor is provided with the cover and locates the first clamping piece of connecting sleeve, first clamping piece includes the first clamping ring that the opening set up, first clamping ring opening part is closed through first connecting bolt connection, first clamping ring corresponds first connecting bolt one end and is provided with first butt piece, first butt piece rotates and is connected with first handle, rotate first handle and can realize compressing tightly or unclamping first clamping ring. The utility model has the effects of facilitating the quick replacement of the rotor and not damaging other equipment.

With respect to the above and related art, the inventors believe that there are often the following drawbacks: when the rotor pump is used, a speed reducer is generally arranged in the pump body and then controlled by the control box, a connecting pipe is required to be connected with an inlet and an outlet on the pump when the rotor pump is used, the rotor pump is generally fixed by bolts when the rotor pump is fixed, and the problem of wasting operation time can occur during actual operation due to the angle of the bolts; therefore, a cam type twin-rotor pump equipped with a speed reducer is proposed to solve the above-mentioned problems.

Disclosure of Invention

In order to make up the deficiency of the prior art, solve when using the rotor pump, will equip the speed reducer in the pump body generally, then control through the control box, need connect the inlet and outlet on the pump machine with the connecting pipe while using, generally through the bolt fastening while fixing, because the angle of bolt used, will appear wasting the problem of operating time while actually operating, the utility model proposes the cam type double rotor pump equipped with speed reducer.

The technical scheme adopted for solving the technical problems is as follows: the cam type double-rotor pump with the speed reducer comprises a pump and a clamping device, wherein two connecting pipes are communicated with the surface of the pump, a control box is fixedly connected with the surface of the pump, and a lock hole is formed in the side wall of the control box; the surface of pump machine and connecting pipe is equipped with clamping device, clamping device includes two clamp rings, two the clamp ring cover is at the surface of pump machine and connecting pipe, the equal fixedly connected with of both sides of clamp ring a plurality of fixture blocks, the lateral wall fixedly connected with extrusion piece of fixture block, the fixed surface of clamp ring is connected with the movable block, and the extrusion piece extrudes the surface at connecting pipe and pump machine, can fix the connecting pipe at the pump machine surface to a certain extent through setting up clamp ring, fixture block and extrusion piece.

Preferably, the lateral wall fixedly connected with backup pad of pump machine, the lateral wall fixedly connected with connecting block of backup pad, the inside of pump machine is equipped with the speed reducer, when needs use the connecting block, passes through the backup pad with the connecting block to be fixed at the pump machine surface, and the backup pad can support the connecting block to a certain extent.

Preferably, the upper surface of connecting block rotates and is connected with the threaded rod, the surface of threaded rod is equipped with two sections opposite screw threads, the surface and the two movable block inner wall threaded connection of threaded rod, and the threaded rod also can rotate at the movable block inner wall, and the setting of threaded rod can conveniently remove the movable block to a certain extent.

Preferably, the lateral wall fixedly connected with cavity piece of backup pad, the commentaries on classics hole has been seted up on the surface of cavity piece, the commentaries on classics hole inner wall and the threaded rod surface threaded connection of cavity piece can rotate at the commentaries on classics hole inner wall of cavity piece when the threaded rod rotates, and the setting of cavity piece can support the threaded rod to a certain extent.

Preferably, the surface of the extrusion block is provided with a rubber layer, the surface of the extrusion block is provided with an inclined plane, and the inclined plane is arranged on the extrusion block, so that the extrusion block can be conveniently extruded on the surfaces of the connecting pipe and the pump.

Preferably, the surface of pump machine is equipped with two wear-resisting device, and two wear-resisting device for the axis symmetric distribution of pump machine, the surface of pump machine is equipped with wear-resisting device, wear-resisting device includes wear pad, wear pad cover is at the surface of pump machine, the lateral wall fixedly connected with of wear pad two fixed blocks, the pump machine surface is close to the fixed block the fixed surface fixedly connected with storage block, the inner wall of storage block and fixed block inner wall are inserted and are equipped with the inserted post, when using the pump machine, with wear pad cover at the pump machine surface, wear pad's wearing and tearing of junction when setting up can reduce pump machine and other equipment to a certain extent.

Preferably, the lateral wall fixedly connected with stopper of accomodating the piece, the surface and the spliced pole inner wall sliding connection of stopper, the lateral wall fixedly connected with push away the piece of spliced pole, spliced pole slides at the stopper surface, and the stopper can restrict spliced pole position.

Preferably, two adaptation holes have been seted up on the surface of wear pad, the adaptation hole inner wall and the pump inner wall threaded connection of wear pad have the bolt, when using the bolt, rotate the bolt to the adaptation hole inner wall and the pump inner wall of wear pad, the seting up of adaptation hole can accomodate the bolt to a certain extent.

The utility model has the advantages that:

1. when the pump is used, the connecting pipe is attached to the surface of the pump at a proper position, then the threaded rod is rotated to enable the threaded rod to rotate on the surface of the connecting block on the supporting plate, the threaded rod rotates on the inner wall of the rotating hole of the hollow block, the threaded rod can drive the moving block to move when rotating, the moving block drives the clamping ring to slide, the clamping ring drives the clamping block and the extruding block to move, the clamping ring is attached to the surfaces of the pump and the connecting pipe, the anti-sliding block can extrude on the surfaces of the pump and the connecting pipe, the positions between the pump and the connecting pipe can be limited by arranging the clamping ring, the clamping block and the extruding block, meanwhile, the threaded rod can also move and fix the position of the clamping ring, and the situation that the traditional fixing mode is complicated in operation and time waste can be reduced by arranging the single threaded rod.

2. When the pump is required to be fixed, the wear-resistant pad is sleeved on the surface of the pump, the fixed block is driven to move when the wear-resistant pad moves, the fixed block moves to the surface of the storage block, then the push block is pushed to drive the push block to drive the inserting column to slide on the surface of the limiting block, the inserting column is inserted into the inner walls of the storage block and the fixed block, the stability of the pump and other equipment in fixation can be improved to a certain extent through the arrangement of the wear-resistant pad, and meanwhile, the abrasion of the pump and other equipment can be reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of a pump according to a first embodiment;

FIG. 2 is an exploded view of a clamping device according to the first embodiment;

FIG. 3 is a schematic side view of a pump according to the first embodiment;

FIG. 4 is a schematic diagram of the structure A in FIG. 3 according to the first embodiment;

fig. 5 is a schematic side view of a protection block in the second embodiment.

In the figure: 1. a pump machine; 2. a connecting pipe; 3. a control box; 4. a clamping device; 41. a clamping ring; 42. a clamping block; 43. extruding a block; 44. a moving block; 45. a support plate; 46. a connecting block; 47. a threaded rod; 48. a hollow block; 49. a turning hole; 5. a wear-resistant device; 51. a wear pad; 52. a fixed block; 53. a storage block; 54. inserting a column; 55. a limiting block; 56. a pushing block; 6. a lock hole; 7. and protecting the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, a cam type double-rotor pump with a speed reducer comprises a pump 1 and a clamping device 4, wherein two connecting pipes 2 are communicated with the surface of the pump 1, a control box 3 is fixedly connected with the surface of the pump 1, and a lock hole 6 is formed in the side wall of the control box 3; the surface of the pump 1 and the surface of the connecting pipe 2 are provided with clamping devices 4, each clamping device 4 comprises two clamping rings 41, the two clamping rings 41 are sleeved on the surfaces of the pump 1 and the connecting pipe 2, a plurality of clamping blocks 42 are fixedly connected to two sides of each clamping ring 41, extrusion blocks 43 are fixedly connected to the side walls of the clamping blocks 42, and moving blocks 44 are fixedly connected to the surfaces of the clamping rings 41; during operation, the connecting pipe 2 is attached to the pump 1, the moving block 44 is pushed to enable the moving block 44 to drive the clamping ring 41 to slide, the clamping ring 41 drives the clamping block 42 to slide, the clamping block 42 drives the extrusion block 43 to move, the extrusion block 43 extrudes the surface of the connecting pipe 2 and the surface of the pump 1, and the connecting pipe 2 can be fixed on the surface of the pump 1 to a certain extent through the arrangement of the clamping ring 41, the clamping block 42 and the extrusion block 43.

The side wall of the pump 1 is fixedly connected with a supporting plate 45, the side wall of the supporting plate 45 is fixedly connected with a connecting block 46, and a speed reducer is arranged in the pump 1; in operation, the connecting block 46 is fixed on the surface of the pump 1 through the supporting plate 45, and the supporting plate 45 can support the connecting block 46 to a certain extent.

The upper surface of the connecting block 46 is rotatably connected with a threaded rod 47, two sections of opposite thread lines are arranged on the surface of the threaded rod 47, and the surface of the threaded rod 47 is in threaded connection with the inner walls of the two moving blocks 44; during operation, the threaded rod 47 is rotated to enable the threaded rod 47 to rotate on the upper surface of the connecting block 46, the threaded rod 47 also rotates on the inner wall of the moving block 44, and the moving block 44 can be moved conveniently to a certain extent due to the arrangement of the threaded rod 47.

The side wall of the supporting plate 45 is fixedly connected with a hollow block 48, a rotating hole 49 is formed in the surface of the hollow block 48, and the inner wall of the rotating hole 49 of the hollow block 48 is in threaded connection with the outer surface of the threaded rod 47; in operation, when the threaded rod 47 rotates, the inner wall of the rotating hole 49 of the hollow block 48 rotates, and the hollow block 48 can support the threaded rod 47 to a certain extent.

A rubber layer is arranged on the surface of the extrusion block 43, and an inclined plane is arranged on the surface of the extrusion block 43; in operation, the extrusion block 43 is conveniently extruded on the surfaces of the connecting pipe 2 and the pump 1 by providing an inclined plane on the extrusion block 43.

The surface of the pump 1 is provided with two wear-resistant devices 5, the two wear-resistant devices 5 are symmetrically distributed relative to the central axis of the pump 1, the surface of the pump 1 is provided with the wear-resistant devices 5, the wear-resistant devices 5 comprise wear-resistant pads 51, the wear-resistant pads 51 are sleeved on the surface of the pump 1, the side walls of the wear-resistant pads 51 are fixedly connected with two fixed blocks 52, the surface of the pump 1, which is close to the fixed blocks 52, is fixedly connected with a storage block 53, and the inner wall of the storage block 53 and the inner wall of the fixed block 52 are inserted with inserting posts 54; during operation, the wear-resistant pad 51 is sleeved on the surface of the pump 1, and then the inserting column 54 is pushed to enable the inserting column 54 to be inserted into the inner walls of the fixing block 52 and the containing block 53, and the wear of the connecting part of the pump 1 and other equipment can be reduced to a certain extent due to the arrangement of the wear-resistant pad 51.

A limiting block 55 is fixedly connected to the side wall of the storage block 53, the outer surface of the limiting block 55 is slidably connected with the inner wall of the inserting column 54, and a pushing block 56 is fixedly connected to the side wall of the inserting column 54; when the sliding block is in operation, the push block 56 is pushed to enable the push block 56 to drive the inserting column 54 to slide, the inserting column 54 slides on the surface of the limiting block 55, and the limiting block 55 can limit the position of the inserting column 54.

Two adapting holes are formed in the surface of the wear-resistant pad 51, and bolts are connected with the inner wall of the adapting hole of the wear-resistant pad 51 and the inner wall of the pump 1 in a threaded manner; in operation, the bolts are rotated to the inner wall of the adapting hole of the wear pad 51 and the inner wall of the pump 1, and the adapting hole is formed to accommodate the bolts to a certain extent.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present utility model, a protection block 7 is rotatably connected to a position of the sidewall of the control box 3 near the lock hole 6, and the protection block 7 is sleeved on the surface of the lock hole 6; during operation, promote protection piece 7 and let protection piece 7 rotate on control box 3 surface, protection piece 7 rotates to lockhole 6 surface, and protection piece 7 can protect lockhole 6 to a certain extent, reduces the circumstances of entering debris such as dust in the lockhole 6.

When the pump machine 1 is used, the connecting pipe 2 is attached to the surface of the pump machine 1 in a proper position, then the threaded rod 47 is rotated to enable the threaded rod 47 to rotate on the surface of the connecting block 46 on the supporting plate 45, the threaded rod 47 rotates on the inner wall of the rotating hole 49 of the hollow block 48, the threaded rod 47 can drive the moving block 44 to move, the moving block 44 drives the clamping ring 41 to slide, the clamping ring 41 drives the clamping block 42 and the extrusion block 43 to move, the clamping ring 41 is attached to the surface of the pump machine 1 and the connecting pipe 2, the anti-sliding block can extrude the surface of the pump machine 1 and the surface of the connecting pipe 2, the positions between the pump machine 1 and the connecting pipe 2 can be limited by arranging the clamping ring 41, the clamping block 42 and the extrusion block 43, meanwhile, the threaded rod 47 can move and fix the position of the clamping ring 41, the setting of the threaded rod 47 can reduce the complex operation waste time of a traditional fixing mode, when the pump machine 1 is required to be fixed, the wear pad 51 is sleeved on the surface of the pump machine 1, the fixed block 52 can be driven to move to the surface of the storage block 53 when the wear pad 51 is moved, then the push block 56 is pushed to drive the push block 54 to slide to the surface of the storage block 53, the push block 54 to slide, and the push block 54 can be pushed to slide on the inner wall of the piston 54, and the inner wall of the piston block 53 can be fixed to the wear-resisting device and the wear-resisting device.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (8)

1. The cam type double-rotor pump with the speed reducer comprises a pump (1) and a clamping device (4), wherein two connecting pipes (2) are communicated with the surface of the pump (1), a control box (3) is fixedly connected with the surface of the pump (1), and a lock hole (6) is formed in the side wall of the control box (3); the method is characterized in that: the surface of pump machine (1) and connecting pipe (2) is equipped with clamping device (4), clamping device (4) are including two clamp rings (41), two clamp rings (41) cover are at the surface of pump machine (1) and connecting pipe (2), the equal fixedly connected with of both sides of clamp ring (41) a plurality of fixture blocks (42), the lateral wall fixedly connected with extrusion piece (43) of fixture block (42), the fixed surface of clamp ring (41) is connected with movable block (44).

2. The speed reducer equipped cam type double rotor pump according to claim 1, wherein: the side wall fixedly connected with backup pad (45) of pump machine (1), the lateral wall fixedly connected with connecting block (46) of backup pad (45), the inside of pump machine (1) is equipped with the speed reducer.

3. The speed reducer equipped cam type double rotor pump according to claim 2, wherein: the upper surface of connecting block (46) rotates and is connected with threaded rod (47), the surface of threaded rod (47) is equipped with two sections opposite screw thread lines, the surface of threaded rod (47) and two movable block (44) inner wall threaded connection.

4. A reducer equipped cam twin-rotor pump according to claim 3, characterized in that: the side wall fixed connection of backup pad (45) is connected with cavity piece (48), change hole (49) have been seted up on the surface of cavity piece (48), change hole (49) inner wall and threaded rod (47) surface threaded connection of cavity piece (48).

5. The speed reducer equipped cam type double rotor pump according to claim 1, wherein: the surface of the extrusion block (43) is provided with a rubber layer, and the surface of the extrusion block (43) is provided with an inclined plane.

6. The speed reducer equipped cam type double rotor pump according to claim 1, wherein: the surface of pump machine (1) is equipped with two wear-resisting device (5), and two wear-resisting device (5) are for the axis symmetric distribution of pump machine (1), the surface of pump machine (1) is equipped with wear-resisting device (5), wear-resisting device (5) are including wear pad (51), wear pad (51) cover is at the surface of pump machine (1), the lateral wall fixedly connected with two fixed blocks (52) of wear pad (51), the surface of pump machine (1) is close to fixed block (52) fixed surface and is connected with accomodates piece (53), the inner wall of accomodating piece (53) and fixed block (52) inner wall are inserted and are equipped with spliced pole (54).

7. The speed reducer equipped cam type double rotor pump according to claim 6, wherein: the side wall fixedly connected with stopper (55) of accomodating piece (53), the surface and the interior wall sliding connection of inserting post (54) of stopper (55), the lateral wall fixedly connected with ejector pad (56) of inserting post (54).

8. The speed reducer equipped cam type double rotor pump according to claim 7, wherein: two adapting holes are formed in the surface of the wear-resistant pad (51), and bolts are connected with the inner wall of the adapting hole of the wear-resistant pad (51) and the inner wall of the pump (1) in a threaded mode.