Pump mounting device capable of rotating and fixing in plane

Abstract

The utility model relates to the technical field of auxiliary pump mounting, in particular to a fixed pump mounting device capable of rotating in a plane. According to the technical scheme, the device comprises a base, a rotating disc and a bearing plate, a plurality of threaded holes are formed in the rotating disc, screws are in threaded connection with the interiors of the threaded holes, the rotating disc is fixedly installed at the top of the base through the screws, a circular groove is formed in the top of the rotating disc, a plurality of hemispherical grooves are evenly formed in the bottom of the circular groove, and steel balls are slidably arranged in the hemispherical grooves in a sleeved mode; a connecting plate is fixedly connected to the bottom of the bearing plate, the bottom of the connecting plate abuts against the steel balls, a mounting groove is formed in the bottom of the circular groove, a thrust bearing is fixedly mounted at the bottom of the mounting groove, a connecting column is fixedly mounted at the bottom of the connecting plate, and a fixing mechanism is welded to the periphery of the base; the fixing device is used for fixing the bearing plate and preventing the bearing plate from moving. According to the utility model, the assembly of the roots pump is simple and rapid, and the working efficiency of assembly is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary pump installation, in particular to a pump installation device capable of being fixed and rotated in a plane. Background Art

[0002] Roots vacuum pump (abbreviated as: Roots pump) refers to a variable displacement vacuum pump that is equipped with two leaf-shaped rotors rotating synchronously in opposite directions, with a small gap between the rotors and between the rotors and the inner wall of the pump casing, and they do not contact each other.

[0003] In the prior art, the patent number is: CN210363786U provides a vacuum pump mounting bracket and a vacuum pump, the vacuum pump mounting bracket includes a fixing bracket and a plurality of vibration-damping pads, the fixing bracket includes a bottom plate, a connecting plate and an assembly plate, the assembly plate is parallel to the bottom plate, a fixing hole is provided in the middle of the bottom plate, the fixing hole is used to fix the body of the vacuum pump, a plurality of clamping holes are provided on the top corners of the bottom plate, the side wall of the vibration-damping pad is provided with a clamping groove assembled with the hole wall of the clamping hole, and an avoidance hole is provided on the connecting plate, the avoidance hole is used for the wiring harness of the vacuum pump to avoid. The utility model can effectively play a mobile limiting effect on the vacuum pump through the design of the connecting plate, and can effectively play an elastic vibration reduction function on the vacuum pump through the design of the vibration-damping pad, thereby improving the overall elastic effect of the vacuum pump mounting bracket, and the stability of the structure between the vibration-damping pad and the bottom plate is improved through the design of the clamping groove and the clamping hole.

[0004] Although the above-mentioned vacuum pump mounting bracket can achieve the function of elastic vibration reduction for the vacuum pump through the arrangement of vibration-damping pads and the like, thereby improving the overall elastic effect of the vacuum pump mounting bracket, there are still the following deficiencies in practical applications: during the assembly process, the Roots pump is difficult to move due to its large mass, and the movement during the assembly process due to the large force causes assembly difficulties and reduces work efficiency. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a planar rotatable fixed pump installation device.

[0006] To achieve this purpose, the utility model adopts the following technical scheme: a plane rotatable fixed pump installation device, including a base, a turntable and a load-bearing plate, the turntable is provided with a plurality of threaded holes, the threaded holes are threaded with screws, the turntable is fixedly mounted on the top of the base by screws, the top of the turntable is provided with a circular groove, the bottom of the circular groove is evenly provided with a plurality of hemispherical grooves, the hemispherical grooves are slidably sleeved with steel balls, the bottom of the load-bearing plate is fixedly connected with a connecting plate, the bottom of the connecting plate abuts against the steel balls, the bottom of the circular groove is provided with an installation groove, the bottom of the installation groove is fixedly installed with a thrust bearing, the bottom of the connecting plate is fixedly installed with a connecting column, the bottom of the connecting column abuts against the top of the thrust bearing, and a fixing mechanism is welded to the periphery of the base for fixing the load-bearing plate to prevent the load-bearing plate from moving.

[0007] Preferably, the fixing mechanism includes a mounting seat welded to the periphery of the base, a mounting plate is fixedly installed on the top of the mounting seat by bolts, a quick clamp is fixedly installed on the top of the mounting plate, a handle is rotatably connected to the quick clamp, and a telescopic rod is fixedly installed on one side of the quick clamp close to the load-bearing plate.

[0008] Preferably, one end of the telescopic rod close to the load-bearing plate is fixedly connected to a fixing block.

[0009] Preferably, a plurality of fixing grooves are evenly formed on the periphery of the load-bearing plate, and the fixing grooves match the fixing blocks.

[0010] Preferably, a plurality of groups of positioning holes are provided on the top of the load-bearing plate, and the positioning holes have different sizes.

[0011] Preferably, a plurality of mounting holes are evenly arranged on the top of the base.

[0012] The beneficial effects of the utility model are as follows: when using the device, the pump body of the Roots pump is fixedly installed on the top of the load-bearing plate through the positioning hole opened on the top of the load-bearing plate. When the Roots pump needs to be rotated, the handle is pulled to make the quick clamp lose the fixation of the telescopic rod, and the telescopic rod will retract and drive the fixed block to be pulled out of the fixed groove, so that the load-bearing plate loses its fixation. The load-bearing plate is pulled to make the connecting plate slide on multiple steel balls, and the steel balls will rotate in the hemispherical groove at the same time. The connecting column at the bottom of the connecting plate will rotate with the thrust bearing. The load-bearing plate can be rotated on the turntable through the connecting plate and the connecting column, and then the Roots pump can be driven to rotate to a suitable angle. After rotating to a suitable angle, the handle is pulled in the opposite direction again to make the telescopic rod extend and drive the fixed block to enter the fixed groove, so that the load-bearing plate cannot rotate. Through these settings, the Roots pump can be assembled simply and quickly, and the assembly work efficiency is also increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view of the overall structure of an embodiment of the utility model of a planar rotatable fixed pump installation device in an assembled state;

[0014] Figure 2 It is a front cutaway schematic diagram of the overall structure of an embodiment of a planar rotatable fixed pump installation device of the utility model in an assembled state;

[0015] Figure 3 It is a schematic diagram of the overall structure of an embodiment of a planar rotatable fixed pump installation device of the utility model in a disassembled state.

[0016] Figure numerals: 1. base; 11. mounting hole; 2. turntable; 21. threaded hole; 22. screw; 23. circular groove; 24. hemispherical groove; 25. steel ball; 26. mounting groove; 27. thrust bearing; 3. load-bearing plate; 31. connecting plate; 32. connecting column; 33. fixing groove; 34. positioning hole; 4. mounting seat; 41. mounting plate; 42. quick clamp; 43. handle; 44. telescopic rod; 45. fixing block. DETAILED DESCRIPTION

[0017] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0018] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0020] In the description of this embodiment, the terms "upper", "lower", "right", etc., are based on the directions or positions shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0021] Embodiment 1

[0022] like Figure 1-3 As shown, the utility model proposes a planar rotatable fixed pump installation device, comprising a base 1, a turntable 2 and a bearing plate 3. The turntable 2 is provided with a plurality of threaded holes 21, and the threaded holes 21 are all threadedly connected with screws 22. The turntable 2 is fixedly mounted on the top of the base 1 by the screws 22. A circular groove 23 is provided on the top of the turntable 2, and a plurality of hemispherical grooves 24 are evenly provided at the bottom of the circular groove 23. Steel balls 25 are slidably sleeved in the hemispherical grooves 24. A connecting plate 31 is fixedly connected to the bottom of the bearing plate 3, and the bottom of the connecting plate 31 abuts against the steel balls 25. A mounting groove 26 is provided at the bottom of the circular groove 23, and a thrust bearing 27 is fixedly mounted at the bottom of the mounting groove 26. A connecting column 32 is fixedly mounted on the bottom of the connecting plate 31, and the bottom of the connecting column 32 abuts against the top of the thrust bearing 27. A fixing mechanism is welded to the periphery of the base 1 for fixing the bearing plate 3 to prevent the bearing plate 3 from moving.

[0023] In this embodiment: the fixing mechanism includes a mounting seat 4 welded to the periphery of the base 1, a mounting plate 41 is fixedly installed on the top of the mounting seat 4 by bolts, a quick clamp 42 is fixedly installed on the top of the mounting plate 41, a handle 43 is rotatably connected to the quick clamp 42, and a telescopic rod 44 is fixedly installed on the side of the quick clamp 42 close to the load-bearing plate 3. Through this arrangement, pulling the handle 43 can drive the telescopic rod 44 to be extended and retracted, and the telescopic rod 44 is fixed by the quick clamp 42; the end of the telescopic rod 44 close to the load-bearing plate 3 is fixedly connected to a fixing block 45, through this arrangement, when the telescopic rod 44 is extended and retracted, it will drive the fixing block 45 to move linearly close to or away from the load-bearing plate 3; a plurality of fixing grooves 33 are evenly opened on the periphery of the load-bearing plate 3, and the fixing grooves 33 match the fixing blocks 45. Through this arrangement, when the fixing blocks 45 enter the fixing grooves 33, the load-bearing plate 3 cannot be rotated, thereby fixing the load-bearing plate 3.

[0024] Embodiment 2

[0025] like Figure 1-3As shown, the utility model proposes a planar rotatable fixed pump installation device. Compared with the first embodiment, a plurality of positioning holes 34 are provided on the top of the load-bearing plate 3. The positioning holes 34 have different sizes. Through this arrangement, Roots pumps of different sizes can be installed on the top of the load-bearing plate 3 through the positioning holes 34 of different sizes; a plurality of mounting holes 11 are evenly provided on the top of the base 1. Through this arrangement, the base 1 can be fixedly installed on the workbench through the mounting holes 11 and external mounting nails.

[0026] Working principle: When using the device, the Roots pump body is fixedly installed on the top of the bearing plate 3 through the positioning hole 34 opened on the top of the bearing plate 3. When the Roots pump needs to be rotated, the handle 43 is pulled to make the quick clamp 42 lose the fixation of the telescopic rod 44, and the telescopic rod 44 will retract and drive the fixing block 45 to be pulled out of the fixing groove 33, so that the bearing plate 3 loses its fixation, and the bearing plate 3 is pulled to make the connecting plate 31 slide on the multiple steel balls 25, and the steel balls 25 will rotate in the hemispherical grooves 24, and the connecting column 32 at the bottom of the connecting plate 31 will rotate with the thrust bearing 27, and the bearing plate 3 can be rotated on the turntable 2 through the connecting plate 31 and the connecting column 32, so as to drive the Roots pump to rotate to a suitable angle. After rotating to a suitable angle, the handle 43 is pulled in the opposite direction again to make the telescopic rod 44 extend and drive the fixing block 45 to enter the fixing groove 33, so that the bearing plate 3 cannot rotate.

[0027] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A pump-mounting device capable of rotating in a plane, comprising a base (1), a rotating disk (2) and a bearing plate (3), characterized in that: The turntable (2) is provided with a plurality of threaded holes (21), each of the threaded holes (21) is threadedly connected with a screw (22), the turntable (2) is fixedly mounted on the top of the base (1) by the screw (22), the top of the turntable (2) is provided with a circular groove (23), the bottom of the circular groove (23) is evenly provided with a plurality of hemispherical grooves (24), the hemispherical grooves (24) are slidably sleeved with steel balls (25), the bottom of the load-bearing plate (3) is fixedly connected with a connecting plate (31), The bottom of the connecting plate (31) is in contact with the steel ball (25); the bottom of the circular groove (23) is provided with a mounting groove (26); the bottom of the mounting groove (26) is fixedly provided with a thrust bearing (27); the bottom of the connecting plate (31) is fixedly provided with a connecting column (32); the bottom of the connecting column (32) is in contact with the top of the thrust bearing (27); and a fixing mechanism is welded on the periphery of the base (1) for fixing the load-bearing plate (3) to prevent the load-bearing plate (3) from moving.

2. A planar rotatable fixed pump device according to claim 1, characterized in that: The fixing mechanism comprises a mounting seat (4) welded to the periphery of the base (1); a mounting plate (41) is fixedly mounted on the top of the mounting seat (4) by means of bolts; a quick clamp (42) is fixedly mounted on the top of the mounting plate (41); a handle (43) is rotatably connected to the quick clamp (42); and a telescopic rod (44) is fixedly mounted on one side of the quick clamp (42) close to the load-bearing plate (3).

3. A planar rotatable fixed pump device according to claim 2, characterized in that: One end of the telescopic rod (44) close to the load-bearing plate (3) is fixedly connected to a fixing block (45).

4. A planar rotatable fixed pump device according to claim 3, characterized in that: A plurality of fixing grooves (33) are evenly arranged on the periphery of the load-bearing plate (3), and the fixing grooves (33) match the fixing blocks (45).

5. The planar rotatable fixed pump device according to claim 1, characterized in that: The top of the load-bearing plate (3) is provided with a plurality of groups of positioning holes (34), and the positioning holes (34) have different sizes.

6. The planar rotatable fixed pump device according to claim 1, characterized in that: A plurality of mounting holes (11) are evenly arranged on the top of the base (1).

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