CN218118390U

CN218118390U - Universal coupling connecting mechanism for multi-stage pump

Info

Publication number: CN218118390U
Application number: CN202222814508.8U
Authority: CN
Inventors: 戴阿展
Original assignee: Carrier Pump Group Shanghai Water Co ltd
Current assignee: Carrier Pump Group Shanghai Water Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2022-12-23
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a universal joint coupling mechanism for multi-stage pump relates to universal joint technical field. The utility model comprises a coupler body, wherein one end of the coupler body is provided with a connecting ring, the upper side of the connecting ring is circumferentially arrayed with a plurality of connecting holes, the bottom surface of the connecting ring is rotationally matched with an outer gear corresponding to the connecting holes, the coupler body is fixed with a mounting ring corresponding to a plurality of outer gears, and the bottom surface of the connecting ring is rotationally matched with an inner gear ring meshed with the outer gears; the upper side of the mounting ring is provided with a guide post corresponding to the connecting hole, and the guide post is slidably sleeved with a bolt which penetrates through the connecting hole and is in threaded fit with the outer gear. The utility model discloses a correspond the connecting hole on the shaft coupling with the mounting hole of other parts, then pass mounting hole, connecting hole cover with a plurality of bolts in proper order and establish on the guide post, make the bolt bottom fall on the threaded hole of outer gear, then use hexagonal spanner to rotate interior ring gear and drive a plurality of external gear rotations, a plurality of external gears rotate simultaneously and twist on the bolt that corresponds, and then the shaft coupling is dismantled in the quick installation of being convenient for.

Description

Universal coupling connecting mechanism for multi-stage pump

Technical Field

The utility model belongs to the technical field of universal joint, especially, relate to a multi-stage pump is with universal joint coupling mechanism.

Background

The universal coupling utilizes the characteristics of the mechanism thereof to ensure that the two shafts are not on the same axis, and the continuous rotation of the two connected shafts can be realized under the condition of an included angle of the axes, and the torque and the motion can be reliably transmitted. The biggest characteristics of universal joint are: the structure has larger angular compensation capability, compact structure and high transmission efficiency. The two axial included angles of the universal couplings with different structural forms are different and are generally between 5 degrees and 45 degrees.

When current universal joint is connected with other parts, through a plurality of bolts and nut fixed connection, it is comparatively hard, and comparatively consuming time nevertheless to fix a plurality of bolts and nuts in proper order.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a universal joint coupling mechanism for multi-stage pump has solved current universal joint and has been connected for other parts, is through a plurality of bolts and nut fixed connection, nevertheless fixes a plurality of bolts and nut in proper order comparatively hard, and comparatively consuming time technical problem.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a universal coupling connecting mechanism for a multi-stage pump comprises a coupling body 1, wherein one end of the coupling body 1 is provided with a connecting ring 2, and is characterized in that a plurality of connecting holes 3 are circumferentially arrayed on the upper side of the connecting ring 2, an outer gear 4 corresponding to the connecting holes 3 is rotatably matched on the bottom surface of the connecting ring 2, a guide post 7 corresponding to the connecting hole 3 is arranged on the upper side of a mounting ring 5, the guide post 7 is of a polygonal column structure, and a bolt 8 which penetrates through the connecting hole 3 and is in threaded fit with the outer gear 4 is slidably sleeved on the guide post 7;

the coupler body 1 is fixed with a mounting ring 5 corresponding to the plurality of external gears 4, and the bottom surface of the connecting ring 2 is rotationally matched with an internal gear ring 6 meshed with the plurality of external gears 4.

Optionally, the inner gear ring 6 is of a hexagonal plate structure, and the cross section of the inner gear ring 6 is of a hexagonal structure.

Optionally, the bottom surface of the connecting ring 2 is provided with an annular groove 9 corresponding to the outer gear 4, and a convex ring 10 which is rotatably fitted in the annular groove 9 is fixed on the upper side of the outer gear 4.

Optionally, the vertical cross-section of the mounting ring 5 is a zigzag structure, the mounting ring 5 includes a first ring 501 fixedly sleeved on the coupling body 1, a second ring 502 connected to the upper side of the first ring 501 and used for dragging the external gears 4, and a third ring 503 connected to the upper side of the second ring 502 and used for sleeving the plurality of external gears 4, and the guide column 7 is disposed on the second ring 502.

Optionally, the inner gear ring 6 is located between the mounting ring 5 and the connection ring 2, and the bottom surface of the inner gear ring 6 is attached to the upper side of the mounting ring 5.

The embodiment of the utility model has the following beneficial effects:

the utility model discloses an embodiment corresponds the connecting hole on the shaft coupling with the mounting hole of other parts, then passes a plurality of bolts in proper order, the connecting hole cover is established on the guide post, makes the bolt bottom fall on the threaded hole of outer gear, then uses hexagonal spanner to rotate interior ring gear and drives a plurality of external gear rotations, and a plurality of external gears rotate simultaneously and twist on the bolt that corresponds, and then the shaft coupling is dismantled in the quick installation of being convenient for.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a bottom view of an embodiment of the present invention;

fig. 3 is a cross-sectional view of an embodiment of the present invention.

Wherein the figures include the following reference numerals:

the coupling comprises a coupling body 1, a connecting ring 2, a connecting hole 3, an outer gear 4, a mounting ring 5, an inner gear ring 6, guide posts 7, bolts 8, an annular groove 9 and a convex ring 10;

a first circular ring 501, a second circular ring 502 and a third circular ring 503.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1 to 3, in the present embodiment, a universal joint connecting mechanism for a multi-stage pump is provided, including: the coupler comprises a coupler body 1, wherein one end of the coupler body 1 is provided with a connecting ring 2, the upper side of the connecting ring 2 is circumferentially arrayed with a plurality of connecting holes 3, the bottom surface of the connecting ring 2 is rotationally matched with outer gears 4 corresponding to the connecting holes 3, mounting rings 5 corresponding to the outer gears 4 are fixed on the coupler body 1, and the bottom surface of the connecting ring 2 is rotationally matched with inner gear rings 6 meshed with the outer gears 4;

the guide post 7 corresponding to the connecting hole 3 is installed on the upper side of the mounting ring 5, the guide post 7 is of a polygonal cylinder structure, the guide post 7 is used for guiding the bolt 8 to stably slide along the axial direction of the connecting hole 3, the guide bolt 8 is prevented from rotating conveniently, and the bolt 8 which penetrates through the connecting hole 3 and is in threaded fit with the outer gear 4 is sleeved on the guide post 7 in a sliding mode.

Correspond with the mounting hole of other parts through connecting hole 3 on the shaft coupling, then pass the mounting hole with a plurality of bolts 8 in proper order, connecting hole 3 cover is established on guide post 7, make 8 bottoms of bolt fall in the threaded hole of external gear 4, then use hexagonal spanner to rotate interior ring gear 6 and drive a plurality of external gear 4 and rotate, a plurality of external gear 4 rotate simultaneously and twist on the bolt 8 that corresponds, replace the nut among the prior art through external gear 4, and drive a plurality of external gear 4 through interior ring gear 6 and rotate simultaneously, make a plurality of external gear 4 rotate simultaneously and twist on the bolt 8 that corresponds, and then reach the effect of twisting a plurality of nuts simultaneously, and then be convenient for install fast and dismantle the shaft coupling.

The interior ring gear 6 of this embodiment is located between collar 5 and go-between 2, and 6 bottom surfaces of interior ring gear and 5 upside laminatings of collar, interior ring gear 6 are the hexagon plate body structure, and 6 cross sections of interior ring gear are the hexagon structure, are convenient for stably rotate interior ring gear 6 through the hexagonal spanner.

The vertical cross-section of collar 5 of this embodiment is zigzag structure, collar 5 is including fixed first ring 501 of establishing on shaft coupling body 1 of cover, connect the second ring 502 that is used for dragging external gear 4 at first ring 501 upside, connect the third ring 503 that is used for entangling a plurality of external gear 4 at second ring 502 upside, guide post 7 is located on the second ring 502, be convenient for drag and spacing external gear 4 through collar 5, reduce the probability that external gear 4 turned off, go-between 2 bottom surfaces is equipped with the annular groove 9 corresponding with external gear 4, external gear 4 upside is fixed with the bulge loop 10 of normal running fit in annular groove 9, be convenient for improve external gear 4 pivoted stability.

The working principle is as follows: connecting hole 3 on the shaft coupling corresponds with the mounting hole of other parts, then pass the mounting hole with a plurality of bolts 8 in proper order, connecting hole 3 cover is established on guide post 7, make 8 bottoms of bolt fall in the threaded hole of external gear 4, then use hexagonal spanner to rotate interior ring gear 6 and drive a plurality of external gear 4 and rotate, a plurality of external gear 4 rotate simultaneously and twist on corresponding bolt 8, replace the nut among the prior art through external gear 4, and drive a plurality of external gear 4 through interior ring gear 6 and rotate simultaneously, make a plurality of external gear 4 rotate simultaneously and twist on corresponding bolt 8, and then reach the effect of twisting a plurality of nuts simultaneously, and then be convenient for install fast and dismantle the shaft coupling.

The above embodiments may be combined with each other.

The utility model discloses not confine above-mentioned embodiment to, anybody should learn the structural change who makes under the enlightenment of the utility model, all fall into within the protection scope of the utility model.

The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. A universal coupling connection for a multi-stage pump comprising: the coupler comprises a coupler body (1), wherein a connecting ring (2) is arranged at one end of the coupler body (1), and is characterized in that a plurality of connecting holes (3) are circumferentially arrayed at the upper side of the connecting ring (2), an outer gear (4) corresponding to the connecting holes (3) is rotationally matched at the bottom surface of the connecting ring (2), a guide post (7) corresponding to the connecting hole (3) is arranged at the upper side of a mounting ring (5), the guide post (7) is of a polygonal cylinder structure, and a bolt (8) which penetrates through the connecting hole (3) and is in threaded fit with the outer gear (4) is slidably sleeved on the guide post (7);

the coupler body (1) is fixed with a mounting ring (5) corresponding to the external gears (4), and the bottom surface of the connecting ring (2) is in running fit with an internal gear ring (6) meshed with the external gears (4).

2. The universal coupling connecting mechanism for the multistage pump according to claim 1, wherein the inner ring gear (6) has a hexagonal plate structure, and the cross section of the inner ring gear (6) has a hexagonal structure.

3. The universal joint connection for a multistage pump according to claim 1, wherein the bottom surface of the connection ring (2) is provided with an annular groove (9) corresponding to the external gear (4), and a protruding ring (10) which is rotatably fitted in the annular groove (9) is fixed to the upper side of the external gear (4).

4. The universal coupling connecting mechanism for the multistage pump according to claim 1, wherein the vertical section of the mounting ring (5) is a zigzag structure, the mounting ring (5) comprises a first ring (501) fixedly sleeved on the coupling body (1), a second ring (502) connected to the upper side of the first ring (501) and used for dragging the external gears (4), and a third ring (503) connected to the upper side of the second ring (502) and used for sleeving the plurality of external gears (4), and the guide posts (7) are arranged on the second ring (502).

5. The universal joint connection for a multistage pump according to claim 1, wherein the inner ring gear (6) is located between the mounting ring (5) and the connection ring (2), and the bottom surface of the inner ring gear (6) is attached to the upper side of the mounting ring (5).