CN217388443U

CN217388443U - Vibrating rod

Info

Publication number: CN217388443U
Application number: CN202221461619.9U
Authority: CN
Inventors: 卢鹏飞; 孙鑫; 沈燕燕
Original assignee: Wolong Electric Group Co Ltd; Shaoxing Oli Wolong Vibration Machinery Co Ltd
Current assignee: Wolong Electric Drive Group Co Ltd; Shaoxing Oli Wolong Vibration Machinery Co Ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-09-06
Anticipated expiration: 2032-06-10

Abstract

The utility model discloses a vibrating spear, which relates to the technical field of concrete equipment, and comprises a shell, a rotor assembly and a linear stator assembly, wherein the rotor assembly is rotatably arranged in the shell, the rotor assembly comprises a rotor, an eccentric block and a cylindrical roller bearing, the eccentric block is arranged on one side of the rotor, and the cylindrical roller bearing is arranged on the rotor; the wire stator component is fixedly arranged in the shell. The application provides an inside rotor subassembly and the line stator subassembly that sets up of vibrting spear, and be equipped with the eccentric block on the rotor to make the built-in high frequency motor of vibrting spear, and can make the vibrting spear produce high vibrational force, the inside cylindrical roller bearing that sets up of vibrting spear, cylindrical roller bearing self life is longer, consequently can improve the holistic life of vibrting spear to a certain extent.

Description

Vibrating rod

Technical Field

The utility model relates to a concrete equipment technical field, more specifically say, relate to a vibrating spear.

Background

At present, a concrete compaction vibrating spear used in a high-end market basically adopts a vibrating spear with a built-in high-frequency motor, but under the condition of high-speed operation, the service life of a bearing is short, so that the service life of the whole vibrating spear is short.

In summary, how to solve the problem of short service life of the vibrating rod is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a vibrating rod, which can prolong the service life of the vibrating rod.

In order to achieve the above object, the present invention provides the following technical solutions:

a vibrating rod comprising:

a housing;

the rotor assembly is rotatably arranged in the shell and comprises a rotor, an eccentric block and a cylindrical roller bearing, the eccentric block is arranged on one side of the rotor, and the cylindrical roller bearing is arranged on the rotor;

and the wire stator assembly is fixedly arranged in the shell.

Preferably, the rotor is located the first cylindrical roller bearing and the second cylindrical roller bearing are respectively installed at two ends of the eccentric block, and the first cylindrical roller bearing and the second cylindrical roller bearing are oppositely arranged.

Preferably, the linear stator assembly comprises a linear stator and a bearing support arranged at the end part of the casing, the linear stator is arranged on the bearing support, a third cylindrical roller bearing is arranged at the end part of the rotor, and a bearing chamber for fixing the third cylindrical roller bearing is arranged in the bearing support.

Preferably, the outer end of the bearing support is provided with a reworked thread stop for drawing the bearing support out of the casing.

Preferably, the bearing bracket is provided with lead holes for fixing three-phase lead wires of the wire stator.

Preferably, the bearing support is of a stepped shaft structure, the lead hole is formed in the large-diameter end of the bearing support, and the rotor is mounted at the small-diameter end of the bearing support.

Preferably, the periphery of the bearing support is provided with a knurling structure.

Preferably, a lubricating oil is arranged between the rotor assembly and the machine shell.

Preferably, the inside of the both ends of casing all is equipped with the sealing washer.

Preferably, the end of the casing is provided with a fixing structure, and the casing is welded with the fixing structure.

The utility model provides a vibrating spear, including casing, rotor subassembly and linear stator subassembly, the rotatable installation of rotor subassembly is inside the casing, and linear stator subassembly fixed mounting is inside the casing, and the rotor subassembly includes rotor, eccentric block and cylindrical roller bearing, and eccentric block and cylindrical roller bearing all install on the rotor.

The utility model provides a vibrating spear, inside is equipped with linear stator subassembly and rotor subassembly, place the vibrating spear inside in being equivalent to a high frequency motor in, need not the external motor and drag, only need provide one correspond the power can, and install the eccentric block on the rotor, can be when the vibrating spear circular telegram moves, it is high-speed rotatory to drive the eccentric block through the rotor, thereby produce high vibrational force, and install cylindrical roller bearing on the rotor, cylindrical roller bearing is longer than the deep groove ball bearing life-span that the vibrating spear used among the prior art, thereby can prolong the whole life-span of vibrating spear.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an exploded view of a vibrating rod provided by the present invention;

fig. 2 is a partial cross-sectional view of a vibrating rod provided by the present invention;

fig. 3 is a cross-sectional view of a bearing bracket of a vibrating rod provided by the present invention;

fig. 4 is a front view of a bearing bracket of the vibrating rod provided by the present invention;

fig. 5 is a schematic structural diagram of a bearing bracket of a vibrating rod provided by the present invention;

fig. 6 is an assembly view of the bearing bracket of the vibrating rod according to the present invention.

In FIGS. 1-6:

the device comprises a shell 1, a wire stator 2, a rotor 3, a bearing support 4, a connecting block 5, a lead cover 6, a round head 7, an eccentric block 8, a middle sleeve 9, a third cylindrical roller bearing 10, a first cylindrical roller bearing 111, a second cylindrical roller bearing 112, a second O-shaped ring 12, a first O-shaped ring 13, an elastic check ring for holes 14, a screw 15, a set screw 16, a cable joint 17, a bearing chamber 4-1, a shaft outlet 4-2, a repaired thread stop 4-3, a lead hole 4-4 and a knurled structure 4-5.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a vibrating spear, which can prolong the whole service life of the vibrating spear.

Referring to fig. 1-6, fig. 1 is an exploded view of a vibrating rod; FIG. 2 is a partial cross-sectional view of a vibrating rod;

FIG. 3 is a cross-sectional view of a bearing support; FIG. 4 is a front view of the bearing support; FIG. 5 is a schematic view of a bearing support; fig. 6 is an assembly view of the bearing bracket.

The vibrating rod comprises a machine shell 1, a rotor assembly and a linear stator assembly, wherein the rotor assembly is rotatably arranged in the machine shell 1 and comprises a rotor 3, an eccentric block 8 and a cylindrical roller bearing, the eccentric block 8 is arranged on one side of the rotor 3, and the cylindrical roller bearing is arranged on the rotor 3; the wire stator assembly is fixedly installed inside the casing 1.

Specifically, the vibrating spear that this application provided still includes connecting block 5, lead wire lid 6, button head 7, hole circlip 14 and holding screw 17, and the rotor subassembly includes cylindrical roller bearing, rotor 3, eccentric block 8 and middle cover 9, and eccentric block 8 is half hollow cylinder, fixes eccentric block 8 on rotor 3 through screw 15, sheathes in middle cover 9 again, and cylindrical roller bearing installs on rotor 3.

During the equipment vibrating spear, impress line stator subassembly in casing 1 through specific frock, and the control depth, twist in holding screw 16, in order to guarantee that line stator subassembly is fixed completely in casing 1, then in will connecting block 5 twist in the tip of casing 1 through specific torsion, again with lead wire cover 6 and connecting block 5 screw up, and screw up holding screw 17 in casing 1 near the one end of lead wire cover 6, impress the rotor subassembly in casing 1 through the other end of specific frock from casing 1, dress hole circlip 14, screw in button head 7 at last, accomplish the complete machine equipment of vibrating spear promptly.

The utility model provides a vibrating spear, inside is equipped with linear stator subassembly and rotor subassembly, place the vibrating spear inside in being equivalent to a high frequency motor in, need not the external motor and drag, only need provide one correspond the power can, and install eccentric block 8 on the rotor 3, can be when the vibrating spear circular telegram moves, it is high-speed rotatory to drive eccentric block 8 through rotor 3, thereby produce high vibrational force, and install cylindrical roller bearing on the rotor 3, cylindrical roller bearing is longer than the deep groove ball bearing life-span that the vibrating spear used among the prior art relatively, cylindrical roller bearing's flange can improve its bearing capacity, thereby can be when guaranteeing 3 high-speed rotations of rotor, the whole life-span of extension vibrating spear.

Alternatively, the eccentric mass 8 may have other shapes.

On the basis of the above embodiment, the first cylindrical roller bearing 111 and the second cylindrical roller bearing 112 are respectively installed at two ends of the eccentric block 8 of the rotor 3, and the first cylindrical roller bearing 111 and the second cylindrical roller bearing 112 are oppositely arranged.

Specifically, when the rotor assembly is assembled, the first cylindrical roller bearing 111 is pressed into the rotor 3 through a hot sleeve process, the eccentric block 8 is fixed on the rotor 3 through the screw 15, the middle sleeve 9 is sleeved on the rotor, and finally, the inner ring of the second cylindrical roller bearing 112 is pressed into the casing 1 and fixed on the rotor 3, the first cylindrical roller bearing 111 and the second cylindrical roller bearing 112 are arranged oppositely, namely, the flanges of the inner rings of the first cylindrical roller bearing 111 and the second cylindrical roller bearing 112 are opposite, so that the outer rings of the first cylindrical roller bearing 111 and the second cylindrical roller bearing 112 are not easy to displace, and the installation of the outer rings of the first cylindrical roller bearing 111 and the second cylindrical roller bearing is convenient.

On the basis of the above embodiment, the wire stator assembly includes a wire stator 2 and a bearing support 4 installed at an end portion of the casing 1, the wire stator 2 is installed at the bearing support 4, the end portion of the rotor 3 is provided with a third cylindrical roller bearing 10, and a bearing chamber 4-1 for fixing the third cylindrical roller bearing 10 is opened inside the bearing support 4.

Specifically, the linear stator assembly comprises a linear stator 2 and a bearing support 4, the linear stator 2 is arranged on the bearing support 4, an axle outlet hole 4-2 and a bearing chamber 4-1 are arranged in one end of the bearing support 4, the axle outlet hole 4-2 is used for penetrating through a spindle nose of a rotor 3, the bearing chamber 4-1 is a hole formed in the bearing support 4, the diameter of the bearing chamber 4-1 is larger than that of the axle outlet hole 4-2, when the bearing assembly is installed, a third cylindrical roller bearing 10 is arranged on the spindle nose of the rotor 3, the rotor 3 is pressed into a machine shell 1, the third cylindrical roller bearing 10 is arranged in the bearing chamber 4-1, and as the diameter of the bearing chamber 4-1 is larger than that of the axle outlet hole 4-2, a step surface between the bearing chamber 4-1 and the axle outlet hole 4-2 can be clamped with an outer ring of the third cylindrical roller bearing 10, therefore, the third cylindrical roller bearing 10 can be fixed, the phenomenon that the third cylindrical roller bearing 10 is damaged due to the fact that the bearing outer ring slips when the vibrating bar runs is avoided, and the service lives of the third cylindrical roller bearing 10 and the vibrating bar are further prolonged.

Alternatively, the bearing housing 4-1 may be provided at other positions of the bearing support 4.

On the basis of the above embodiment, the outer end of the bearing support 4 is provided with a reworked thread stop 4-3 for withdrawing the bearing support 4 from the casing 1.

Specifically, after the vibrating spear is assembled, the bearing support 4 is completely positioned inside the shell 1, the repaired thread stop 4-3 is arranged inside the outer end of the bearing support 4, the repaired thread stop 4-3 is a threaded hole, when the vibrating spear is maintained, a screw can be screwed into the repaired thread stop 4-3, so that the bearing support 4 is drawn out of the shell 1 through the screw, and due to the fact that the bearing support 4 is a structure which is completely pressed into the vibrating spear, a worker can conveniently apply force to the bearing support 4 after the screw is screwed into the repaired thread stop 4-3, and maintenance of the vibrating spear is facilitated.

Optionally, a hook may be disposed on the outer end surface of the bearing support 4, and when the vibrating rod needs to be maintained, the bearing support 4 may be pulled out by using a tool through the hook.

On the basis of the above embodiment, the bearing bracket 4 is provided with the lead holes 4-4 for fixing the three-phase lead wires of the wire stator 2.

Specifically, the bearing support 4 is provided with lead holes 4-4 parallel to the repaired thread guard 4-3, the three lead holes 4-4 are circumferentially distributed along the periphery of the repaired thread guard 4-3, the bearing chamber 4-1, the repaired thread guard 4-3 and the lead holes are coaxial, and when the linear stator 2 is installed, three-phase leads of the linear stator 2 are respectively fixed in the three lead holes 4-4, so that the three-phase leads of the linear stator 2 can be separated from the rotor 3, and the phenomenon that the three-phase leads are rubbed by the rotor 3 rotating at a high speed to cause insulation problems or lead breakage and the like when the vibrating rod runs can be avoided.

Alternatively, a structure in which the three-phase lead wires of the wire stator 2 are individually fixed may be additionally provided.

On the basis of the above embodiment, the bearing bracket 4 has a stepped shaft structure, the lead hole 4-4 is provided at the large diameter end of the bearing bracket 4, and the rotor 3 is mounted at the small diameter end of the bearing bracket 4.

Specifically, the bearing support 4 is of a stepped shaft structure, the repaired thread guard 4-3, the bearing chamber 4-1 and the wire outlet hole are coaxial, and the wire outlet hole 4-4 is parallel to the repaired thread guard 4-3, so that the repaired thread guard 4-3 and the wire outlet hole 4-4 are located at the large-diameter end of the bearing support 4, and the bearing chamber 4-1 and the wire outlet hole are located at the small-diameter end of the bearing support 4, so that the bearing support 4 is integrally in a front convex shape or a T shape.

Establish bearing bracket 4 to the step shaft structure, can shorten rotor 3 overall length, thereby can practice thrift the cost, and can avoid rotor 3 to warp at high-speed and the operation in-process that has great centrifugal force, in addition because the three-phase lead wire of linear stator 2 is fixed in bearing bracket 4's rear end, rotor 3 is located bearing bracket 4's front end, consequently can increase the distance between three-phase lead wire and the rotor 3, further separate linear stator 2's three-phase lead wire and rotor 3, further avoid when the vibrating spear operation three-phase lead wire by the high-speed rotatory rotor 3 friction, and lead to phenomena such as insulating problem or lead wire breakage.

Alternatively, the bearing support 4 may have other shapes.

On the basis of the above embodiment, the outer circumference of the bearing bracket 4 is provided with a knurling structure 4-5.

Specifically, the periphery of the large-diameter end of the bearing support 4 is provided with a knurled structure 4-5, so that when the bearing support 4 is pressed into the casing 1, the contact area between the outer surface of the bearing support 4 and the casing 1 can be reduced, the casing 1 is prevented from cracking due to overlarge pressure, and meanwhile, a certain friction force is ensured to exist between the bearing support 4 and the casing 1, so that the stability between the bearing support 4 and the casing 1 is ensured.

Alternatively, other lines capable of reducing the contact area between the bearing support 4 and the casing 1 may be provided on the outer periphery of the bearing support 4.

On the basis of any one of the above solutions, lubricating oil is provided between the rotor assembly and the casing 1.

Specifically, after the rotor subassembly is reversely impressed into casing 1 through specific frock, pour into appropriate amount lubricating oil into, lubricate the vibrating spear inside through lubricating oil, can reduce first cylindrical roller bearing 111 when high-speed operation, the frictional resistance of second cylindrical roller bearing 112 and third cylindrical roller bearing 10, can guarantee simultaneously at operation in-process first cylindrical roller bearing 111, there is lubricating oil all the time in second cylindrical roller bearing 112 and the third cylindrical roller bearing 10, and lubricating oil can reduce the electric current of vibrating spear to a certain extent, thereby reduce the bulk temperature when the vibrating spear moves, further prolong the life of vibrating spear.

On the basis of any one of the above schemes, the inside of both ends of the casing 1 is provided with a sealing ring.

Specifically, connecting block 5 is equipped with the mounting groove, and the mounting groove internal fixation has first O type circle 13, and button head 7 is equipped with the mounting groove equally, and the mounting groove internal fixation has second O type circle 12, consequently after the equipment vibrting spear, seals through second O type circle 12 and suitable amount sealed glue between button head 7 and the casing 1, seals through first O type circle 13 and suitable amount sealed glue between casing 1, connecting block 5 and the lead cover 6.

Through setting up the sealing washer, can improve the leakproofness of vibrting spear, avoid lubricating oil to reveal to improve the holistic protection level of vibrting spear.

Optionally, a V-ring may be provided.

Optionally, a plurality of sealing rings may be provided.

On the basis of any one of the above schemes, the end of the casing 1 is provided with a fixed structure, and the casing 1 is welded with the fixed structure.

Specifically, the back is screwed up to holding screw 16 in the middle of casing 1, and the surface adopts the welded mode to fix once more, and fixed knot constructs for button head 7 and lead cover 6, through second O type circle 12 and appropriate amount sealed glue sealed back between button head 7 and casing 1, welds button head 7 outward appearance and casing 1 in order to prevent that button head 7 is not hard up, and is the same, and lead cover 6 outward appearance and casing 1 weld in order to prevent that lead cover 6 is not hard up to can further improve the holistic protection level of vibrting spear.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The vibrating rod provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above description of the embodiments is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A vibrating rod, comprising:

a housing (1);

the rotor assembly is rotatably arranged inside the machine shell (1) and comprises a rotor (3), an eccentric block (8) and a cylindrical roller bearing, wherein the eccentric block (8) is arranged on one side of the rotor (3), and the cylindrical roller bearing is arranged on the rotor (3);

and the wire stator assembly is fixedly arranged inside the machine shell (1).

2. A vibrating rod according to claim 1, characterized in that the rotor (3) is provided with a first cylindrical roller bearing (111) and a second cylindrical roller bearing (112) at both ends of the eccentric mass (8), respectively, and the first cylindrical roller bearing (111) and the second cylindrical roller bearing (112) are oppositely arranged.

3. The vibrating rod according to claim 1, characterized in that the wire stator assembly comprises a wire stator (2) and a bearing support (4) arranged at the end of the casing (1), the wire stator (2) is arranged on the bearing support (4), a third cylindrical roller bearing (10) is arranged at the end of the rotor (3), and a bearing chamber (4-1) for fixing the third cylindrical roller bearing (10) is arranged in the bearing support (4).

4. A vibrating spear according to claim 3 characterized in that the outer end of the bearing bracket (4) is provided with a reworked thread stop (4-3) for extracting the bearing bracket (4) from the casing (1).

5. A vibrating rod according to claim 4, characterized in that the bearing bracket (4) is provided with lead holes (4-4) for fixing the three-phase leads of the wire stator (2).

6. A vibrating rod according to claim 5, characterized in that the bearing bracket (4) is a stepped shaft structure, and the lead-through hole (4-4) is provided at the large diameter end of the bearing bracket (4), and the rotor (3) is mounted at the small diameter end of the bearing bracket (4).

7. A vibrating rod according to claim 6, characterised in that the outer circumference of the bearing support (4) is provided with a knurled structure (4-5).

8. A vibratory rod as claimed in any one of claims 1 to 7 in which lubricating oil is provided between the rotor assembly and the housing (1).

9. A vibrating rod according to any one of claims 1 to 7, characterised in that the inside of both ends of the casing (1) is provided with a sealing ring.

10. A vibrating rod according to any of claims 1 to 7, characterized in that the end of the casing (1) is provided with a fixing structure, and the casing (1) is welded to the fixing structure.