CN210598169U - Concrete vibrating spear - Google Patents
Concrete vibrating spear Download PDFInfo
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- CN210598169U CN210598169U CN201921414981.9U CN201921414981U CN210598169U CN 210598169 U CN210598169 U CN 210598169U CN 201921414981 U CN201921414981 U CN 201921414981U CN 210598169 U CN210598169 U CN 210598169U
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Abstract
The utility model discloses a concrete vibrating spear, which comprises a vibrating tube, a motor and a bearing; wherein, the upper port of the vibrating tube is provided with a detachable plug, and the inner side wall of the middle part is provided with a limit boss; the motor comprises a stator and a rotor, the stator is fixed with the vibrating tube, an eccentric block is arranged on a rotating shaft of the rotor, a bearing spacer bush is sleeved on the periphery of the eccentric block, and the bearing comprises an upper bearing and a lower bearing; the upper bearing, the bearing spacer bush and the lower bearing are sequentially distributed along the axial direction, and the upper bearing, the bearing spacer bush and the lower bearing are tightly pressed on the limiting boss through the plug. The application provides a muddy earth vibrating spear can return the factory and disassemble the maintenance, and the bearing can maintain and change, and other parts can reuse, have solved the problem that can not dismantle and can not maintain of present high frequency muddy earth vibrating spear on the market, have reduced customer later stage use cost.
Description
Technical Field
The utility model relates to a vibrator technical field, more specifically say, relate to a mix earth vibrting spear.
Background
In the high-frequency concrete vibrating spear on the market at present, parts such as a stator coil, a bearing and the like are very difficult to disassemble after being assembled, and the parts are easy to damage in the disassembling process; simultaneously in the installation, if a part is scrapped or became invalid, can lead to whole high frequency to mix earth vibrating spear and scrap, become the defective products that can't use, high frequency mixes earth vibrating spear and leads to customer's later stage use cost height at the selling price ratio of whole product.
In summary, how to reduce the use cost of the concrete vibrating spear is a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a mix earth vibrting spear, its convenient dismantlement, the maintenance can be changed to inside part, has reduced later stage customer's use cost.
In order to achieve the above object, the present invention provides the following technical solutions:
a concrete vibratory rod comprising:
the upper port of the vibrating tube is provided with a detachable plug, and the inner side wall of the middle part of the vibrating tube is provided with a limiting boss;
the motor is provided with a stator and a rotor, the stator is fixed with the vibrating tube, a rotating shaft of the rotor is provided with an eccentric block positioned between the plug and the limiting boss, and the periphery of the eccentric block is sleeved with a bearing spacer;
the bearing is arranged between the rotating shaft and the vibrating tube and comprises an upper bearing and a lower bearing, the upper end face of the upper bearing is abutted against the lower end face of the plug, the lower end face of the upper bearing is abutted against the upper end face of the bearing spacer, the upper end face of the lower bearing is abutted against the lower end face of the bearing spacer, and the lower end face of the lower bearing is abutted against the upper end face of the limiting boss.
Preferably, the stator includes a stator coil and a stator fixing cover, an upper end of the stator coil abuts against a lower end surface of the limit boss, a lower end of the stator coil is connected to the stator fixing cover, and the stator fixing cover is in threaded connection with the vibrating tube.
Preferably, the lower port of vibrating tube is equipped with the leather hose switching pipe that is used for withholding with the vibrating spear leather hose and is connected, the lateral wall of leather hose switching pipe with the inside wall threaded connection of vibrating tube, the upper end of leather hose switching pipe with the lower extreme of stator fixed cover offsets.
Preferably, the rotor includes a magnet disposed to face the stator coil, and the magnet is bonded to the rotating shaft.
Preferably, the limiting boss is an annular convex strip.
Preferably, the plug is sleeved in the upper port of the vibrating tube, and the outer side wall of the plug is in threaded connection with the inner side wall of the vibrating tube.
Preferably, the eccentric block and the rotating shaft are fixed through bolts.
The utility model provides a concrete vibrating spear which comprises a vibrating tube, a motor, an upper bearing and a lower bearing; wherein, the upper port of the vibrating tube is provided with a detachable plug, and the middle part of the vibrating tube is provided with a limit boss; the stator of the motor is fixed in the vibrating tube, the rotating shaft of the motor is provided with an eccentric block, the eccentric block is positioned between the plug and the limiting boss, and the periphery of the eccentric block is sleeved with a bearing spacer; the upper bearing, the bearing spacer bush and the lower bearing are sequentially distributed along the axial direction, and the upper bearing, the bearing spacer bush and the lower bearing are tightly pressed on the limiting boss through the plug.
During operation, because the rotating shaft rotates at a high speed, grease of the bearing is affected by frictional heat to age, and is easily damaged during use. When the bearing needs to be replaced, the user can remove the plug first, and the bearing spacer sleeve are compressed on the limiting boss through the plug instead of being fixed in the vibrating tube, so that the rotating shaft, the eccentric block, the bearing and the bearing spacer sleeve can be integrally taken out of the vibrating tube through the upper port, and the user can replace local parts of the concrete vibrating bar.
The utility model provides a mix earth vibrting spear has solved the undetachable problem of maintaining that present market high frequency mixes earth vibrting spear, has reduced manufacturing cost and later stage customer use cost.
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 a schematic structural view of a concrete vibrating bar provided by the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a sectional view taken along line B-B in fig. 2.
The reference numerals in FIGS. 1-3 are:
the device comprises a plug 1, a rotating shaft 2, an upper bearing 3, an eccentric block 4, a lower bearing 5, a stator coil 6, a magnet 7, a stator fixing cover 8, a leather hose adapter tube 9, a vibrating tube 10 and a limiting boss 11.
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 mix earth vibrting spear, its convenient dismantlement, the maintenance can be changed to inside part, has reduced later stage customer's use cost.
Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a concrete vibrating bar according to the present invention; FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1, without showing the bearing spacer; fig. 3 is a sectional view taken along line B-B in fig. 2.
The application provides a concrete vibrating spear which comprises a vibrating tube 10, a motor and a bearing; wherein, the upper port of the vibrating tube 10 is provided with a detachable plug 1, and the inner side wall of the middle part is provided with a limit boss 11; the motor comprises a stator and a rotor, the stator is fixed with the vibrating tube 10, the rotating shaft 2 of the rotor is provided with an eccentric block 4 positioned between the plug 1 and the limiting boss 11, and the periphery of the eccentric block 4 is sleeved with a bearing spacer; the bearing is arranged between the rotating shaft 2 and the vibrating tube 10 and comprises an upper bearing 3 and a lower bearing 5, the upper end face of the upper bearing 3 abuts against the lower end face of the plug 1, the lower end face of the upper bearing 3 abuts against the upper end face of the bearing spacer, the upper end face of the lower bearing 5 abuts against the lower end face of the bearing spacer, and the lower end face of the lower bearing 5 abuts against the upper end face of the limiting boss 11.
Specifically, the limiting boss 11 protrudes from the inner side wall of the vibrating tube 10 to the axis, and the limiting boss 11 is used for limiting a part attached to the surface of the limiting boss, such as the lower bearing 5. The limiting boss 11 may be in a convex point or intermittent convex strip structure, and preferably, the limiting boss 11 is an annular convex strip. The vibrating tube 10 may be made of a steel tube.
The plug 1 and the vibrating tube 10 are detachably connected through a threaded connection, or clamping, or bolting, or other means. Preferably, the plug 1 is sleeved in the upper port of the vibrating tube 10, and the outer side wall of the plug 1 is in threaded connection with the inner side wall of the vibrating tube 10.
The motor comprises a stator and a rotor, wherein the stator comprises a stator coil 6, and the stator is fixedly held with the vibrating tube 10 by means of screw connection, abutment or the like. The rotor includes the rotating shaft 2, the magnet 7 and other parts, is arranged inside the stator, and rotates after the stator coil 6 is powered on.
The eccentric block 4 is fixed on the rotating shaft 2, the eccentric block 4 and the rotating shaft 2 can be fixedly connected through bolts or bonded or in other modes, and after the rotating shaft 2 drives the eccentric block 4 to rotate at a high speed, the eccentric block 4 generates exciting force, so that the rotor vibrates.
The bearing spacer is sleeved on the periphery of the eccentric block 4 and is sleeved inside the vibrating tube 10.
The bearing plays a role in supporting the rotating shaft 2, and specifically comprises an upper bearing 3 and a lower bearing 5, and in actual use, the number of the upper bearing 3 and the number of the lower bearing 5 can be two respectively. In addition, the inner ring of the bearing is connected with the rotating shaft 2 in an interference fit mode, and a gap is reserved between the outer ring of the bearing and the vibrating tube 10.
In addition, in actual use, the concrete vibrator is generally provided with a power connector for connecting a power source to energize a stator of the motor. Preferably, a power connector is provided at the lower end of the motor, and the power connector is detachably connected to the vibration tube 10 by means of a screw thread or other means.
In an assembly state, the plug 1, the upper bearing 3, the bearing spacer, the lower bearing 5 and the limiting boss 11 are sequentially distributed along the axial direction of the vibrating tube 10, and simultaneously, the plug 1 presses the upper bearing 3, the bearing spacer and the lower bearing 5 on the surface of the limiting boss 11 together.
In the working process, the rotating shaft 2 drives the eccentric block 4 to rotate at a high speed, so that the vibrating tube 10 generates vibration integrally. The grease of the bearing is deteriorated by frictional heat generation and thus easily damaged during use. When the bearing is damaged, the plug 1 is firstly detached from the vibrating tube 10, and then the rotating shaft 2, the eccentric block 4, the bearing and the bearing spacer bush are integrally taken out from the vibrating tube 10 through the upper port, so that local parts of the concrete vibrating bar are replaced.
The application provides a muddy earth vibrating spear's life-span mainly is decided by bearing wear life-span, and when parts such as bearings damaged, muddy earth vibrating spear can return the factory and disassemble the maintenance, and other parts that do not damage can reuse to reduce customer later stage use cost. Consequently, the utility model provides a mix earth vibrating spear has solved the undetachable problem of maintaining of current earth vibrating spear, reduction in production cost and later stage customer use cost. Optionally, in order to meet the actual operation requirement, a concrete vibrating bar is preferably selected to ensure that the eccentric vibration of 12000 revolutions at high frequency does not scatter.
Optionally, in an embodiment provided by the present application, the stator includes a stator coil 6 and a stator fixing cover 8, an upper end of the stator coil 6 abuts against a lower end surface of the limiting boss 11, a lower end of the stator coil 6 is connected to the stator fixing cover 8, and the stator fixing cover 8 is screwed to the vibrating tube 10.
Specifically, the outer side wall of the stator fixing cover 8 is in threaded connection with the inner side wall of the vibrating tube 10, and the detachability of the concrete vibrating spear is further improved. The stator fixing cover 8 can be abutted to the lower end of the stator coil 6, namely the stator fixing cover 8 is matched with the limiting boss 11, the stator coil 6 is clamped between the stator fixing cover and the limiting boss, or the stator fixing cover 8 is connected with the stator coil 6 through a screw, and the fixing firmness of the stator coil 6 is improved. When the stator of the motor is disassembled, the stator fixing cover 8 and the stator coil 6 can be taken down through the lower port of the vibrating tube 10, and the disassembling process of the stator is realized.
Optionally, in an embodiment that this application provided, the lower port of vibrating tube 10 is equipped with and is used for withholding the leather hose switching pipe 9 of being connected with the vibrating spear leather hose, the lateral wall of leather hose switching pipe 9 and the inside wall threaded connection of vibrating tube 10, the upper end of leather hose switching pipe 9 offsets with the lower extreme of stator fixed cover 8. Specifically, the leather hose adapter tube 9 and the vibration tube 10 are connected in a detachable mode through threads, and meanwhile, the leather hose adapter tube 9 limits the axial position of the stator fixing cover 8 in the vibration tube 10, so that the stator fixing cover 8 is prevented from loosening.
Optionally, in an embodiment provided by the present application, the rotor includes a magnet 7 distributed opposite to the stator coil 6, and the magnet 7 is fixed to the rotating shaft 2 by adhesion. Specifically, the magnet 7 is bonded with the rotating shaft 2 through glue, and is waterproof, shockproof and 200-degree high-temperature resistant.
The embodiments in the present description 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.
It is right above that the utility model provides a concrete vibrting spear has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas 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 (7)
1. A concrete vibrating spear, comprising:
the vibrating tube (10), the upper port of the vibrating tube (10) is provided with a detachable plug (1), and the inner side wall of the middle part of the vibrating tube is provided with a limit boss (11);
the motor is provided with a stator and a rotor, the stator is fixed with the vibrating tube (10), an eccentric block (4) positioned between the plug (1) and the limiting boss (11) is arranged on a rotating shaft (2) of the rotor, and a bearing spacer bush is sleeved on the periphery of the eccentric block (4);
locate pivot (2) with bearing between vibration pipe (10), the bearing includes upper bearing (3) and lower bearing (5), the up end of upper bearing (3) with the lower terminal surface of end cap (1) offsets, lower terminal surface with the up end of bearing spacer offsets, the up end of lower bearing (5) with the lower terminal surface of bearing spacer offsets, lower terminal surface with the up end of spacing boss (11) offsets.
2. A concrete vibrator according to claim 1, wherein said stator includes a stator coil (6) and a stator fixing cover (8), an upper end of said stator coil (6) abuts against a lower end surface of said limit boss (11), a lower end of said stator coil (6) is connected to said stator fixing cover (8), and said stator fixing cover (8) is screw-coupled to said vibration pipe (10).
3. The concrete vibrating spear of claim 2, wherein the lower port of the vibrating tube (10) is provided with a leather tube adapter tube (9) which is used for being buckled and pressed with the leather tube of the vibrating spear, the outer side wall of the leather tube adapter tube (9) is in threaded connection with the inner side wall of the vibrating tube (10), and the upper end of the leather tube adapter tube (9) is abutted against the lower end of the stator fixing cover (8).
4. A concrete vibrator according to claim 3, characterized in that the rotor includes magnets (7) disposed opposite to the stator coils (6), and the magnets (7) are adhesively fixed to the rotary shaft (2).
5. A concrete vibrator according to any one of claims 1 to 4, characterized in that the limit bosses (11) are annular ribs.
6. A concrete vibrating spear as claimed in claim 5, characterized in that the plug (1) is sleeved in the upper port of the vibrating tube (10), and the outer side wall of the plug (1) is in threaded connection with the inner side wall of the vibrating tube (10).
7. A concrete vibrating spear as claimed in claim 6 wherein the eccentric mass (4) is bolted to the shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921414981.9U CN210598169U (en) | 2019-08-28 | 2019-08-28 | Concrete vibrating spear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921414981.9U CN210598169U (en) | 2019-08-28 | 2019-08-28 | Concrete vibrating spear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210598169U true CN210598169U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921414981.9U Active CN210598169U (en) | 2019-08-28 | 2019-08-28 | Concrete vibrating spear |
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| Country | Link |
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| CN (1) | CN210598169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045510A (en) * | 2022-08-16 | 2022-09-13 | 山西钢建鼎元混凝土制品有限公司 | Concrete agitating unit that vibrates |
-
2019
- 2019-08-28 CN CN201921414981.9U patent/CN210598169U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045510A (en) * | 2022-08-16 | 2022-09-13 | 山西钢建鼎元混凝土制品有限公司 | Concrete agitating unit that vibrates |
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