CN209925493U

CN209925493U - Assembled spring bushing for electric tool

Info

Publication number: CN209925493U
Application number: CN201920578510.5U
Authority: CN
Inventors: 曾勇
Original assignee: Suzhou Yigute Precision Hardware Co Ltd
Current assignee: Suzhou Yigute Precision Hardware Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-01-10
Anticipated expiration: 2029-04-25

Abstract

The utility model discloses an assembled spring bushing that electric tool used relates to spring bushing technical field, including the outer tube, the inside laminating of outer tube is connected with first rubber tube and second rubber tube, the inboard laminating of first rubber tube is connected with first interior sleeve pipe, the inboard laminating of second rubber tube is connected with interior sleeve pipe of second, outer tube and fixedly connected with rubber pad are all stretched out to the one end of first rubber tube and second rubber tube, the mounting groove has been seted up to first interior sheathed tube one end, the interior sheathed tube one end fixedly connected with installation of second is protruding, the installation is protruding and mounting groove fixed connection, the equal fixedly connected with spring of the interior sheathed tube other end of first interior sleeve pipe and second. This assembled spring bushing that electric tool used, it is protruding through setting up sleeve pipe, second rubber tube, first interior sleeve pipe, second in, mounting groove and installation, adopts the structure of segmentation connection, made things convenient for the installation to dismantle, through setting up rubber pad and spring, the shock attenuation is effectual.

Description

Assembled spring bushing for electric tool

Technical Field

The utility model relates to a spring bushing technical field specifically is an assembled spring bushing that electric tool used.

Background

The lining is a matching part used outside mechanical parts to achieve the functions of sealing, wear protection and the like, and is a ring sleeve playing the role of a gasket. In the field of valve applications, the liner is located within the valve cover, and is typically made of a corrosion resistant material such as polytetrafluoroethylene or graphite for sealing. Bushings, typically spring bushings, are also used in some power tools. The existing spring bushing is generally of a metal-rubber-metal composite structure, the end face of an inner lining metal sleeve is matched with a spring support, the end face of an outer lining metal sleeve is matched with a first leaf spring eye of a steel plate spring, a rubber layer is arranged between the inner lining metal sleeve and the outer lining metal sleeve, and the rubber layer and the inner and outer metal sleeves are vulcanized into a whole.

The steel plate spring bushing disclosed in the chinese utility model patent application publication specification CN 207328027U, including the metal lining pipe in the steel plate spring eye of impressing, the both ends of metal lining pipe are provided with the packing ring, and the packing ring is made by the non-metallic material that has good elasticity and wearability, and the packing ring pad is established between support and eye and metal lining pipe. Although, this spring bushing has simple structure, low in manufacturing cost, convenient assembling, can be used to in the large-tonnage car leaf spring, the abrasionproof decreases noise reduction effect advantage such as good, however, this spring bushing not only inconvenient installation and dismantlement, wastes time and energy, influences work efficiency, and the shock attenuation effect is poor moreover, under the heavy load impact, can not keep good shock attenuation performance, and life is short.

In order to solve the above problems, the present invention provides an assembled spring bushing for an electric tool.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an assembled spring bushing that electric tool used has solved the inconvenient installation of current spring bushing and has dismantled and the poor problem of shock attenuation effect.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

an assembled spring bushing for an electric tool comprises an outer sleeve, wherein a first rubber tube and a second rubber tube are connected to the inner portion of the outer sleeve in a laminating manner, a first inner sleeve is connected to the inner side of the first rubber tube in a laminating manner, a second inner sleeve is connected to the inner side of the second rubber tube in a laminating manner, one ends of the first rubber tube and the second rubber tube extend out of the outer sleeve and are fixedly connected with a rubber pad, a fixing ring is fixedly connected to the outer side of the rubber pad, a mounting groove is formed in one end of the first inner sleeve, a mounting bulge is fixedly connected to one end of the second inner sleeve and is fixedly connected with the mounting groove, a spring is fixedly connected to the other end of the first inner sleeve and the other end of the second inner sleeve, a fixing tube is fixedly connected to one end of the spring, a mounting ring is fixedly connected to one end of, the mounting ring is internally provided with a mounting hole, and the mounting hole is fixedly connected with the threaded hole through a bolt.

Optionally, the first rubber tube and the second rubber tube have the same shape, and are symmetrically arranged.

Optionally, the first inner sleeve, the second inner sleeve, the fixing ring, the fixing tube and the mounting ring are all made of metal materials.

Optionally, the inner diameters of the first rubber tube, the second rubber tube, the rubber pad and the fixing ring are equal, and the inner diameters of the first inner sleeve, the second inner sleeve, the spring, the fixing tube and the mounting ring are equal.

Optionally, the top end of the mounting protrusion is spherical, the bottom end of the mounting protrusion is cylindrical, and the mounting groove is matched with the mounting protrusion.

Optionally, the rubber pad and the fixing ring are bonded by glue.

Optionally, the number of the threaded holes is four, the four threaded holes are distributed in an annular array, and the number of the mounting holes is equal to that of the threaded holes and corresponds to that of the threaded holes.

(III) advantageous effects

The utility model provides an assembled spring bushing that electric tool used possesses following beneficial effect:

(1) this assembled spring bushing that electric tool used, through the cooperation setting between first rubber tube, second rubber tube, first interior sleeve pipe, second interior sleeve pipe, mounting groove and the installation arch, adopts the structure of segmentation connection, has made things convenient for the installation to dismantle, and labour saving and time saving has improved work efficiency.

(2) This assembled spring bushing that electric tool used, through setting up rubber pad and spring, the shock attenuation is effectual, and under the heavy load impact, still can keep good damping performance, improved the life of device.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic side view of the structure of the present invention;

fig. 5 is a schematic view of the mounting groove structure of the present invention.

In the figure: 1. an outer sleeve; 2. a first rubber tube; 3. a second rubber tube; 4. a first inner sleeve; 5. a second inner sleeve; 6. a rubber pad; 7. a fixing ring; 8. a spring; 9. a fixed tube; 10. a mounting ring; 11. mounting grooves; 12. mounting a boss; 13. a threaded hole; 14. mounting holes; 15. and (4) bolts.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

an assembled spring bushing for an electric tool comprises an outer sleeve 1, a first rubber tube 2 and a second rubber tube 3 are connected inside the outer sleeve 1 in a laminating manner, a first inner sleeve 4 is connected inside the first rubber tube 2 in a laminating manner, a second inner sleeve 5 is connected inside the second rubber tube 3 in a laminating manner, one ends of the first rubber tube 2 and the second rubber tube 3 extend out of the outer sleeve 1 and are fixedly connected with a rubber pad 6, a fixing ring 7 is fixedly connected to the outer side of the rubber pad 6, a mounting groove 11 is formed in one end of the first inner sleeve 4, a mounting bulge 12 is fixedly connected to one end of the second inner sleeve 5, the first rubber tube 2, the second rubber tube 3, the first inner sleeve 4, the second inner sleeve 5, the mounting groove 11 and the mounting bulge 12 are matched, a segmented connection structure is adopted, mounting and dismounting are facilitated, time and labor are saved, and working efficiency is improved, installation arch 12 and mounting groove 11 fixed connection, the equal fixedly connected with spring 8 of the other end of sleeve pipe 5 in first interior sleeve pipe 4 and the second, through setting up rubber pad 6 and spring 8, the shock attenuation is effectual, under the heavy load strikes, still can keep good shock attenuation performance, the life of device has been improved, the fixed pipe 9 of one end fixedly connected with of spring 8, the one end fixedly connected with collar 10 of fixed pipe 9, the inside threaded hole 13 of seting up of fixed ring 7, mounting hole 14 has been seted up to the inside of collar 10, mounting hole 14 passes through bolt 15 and threaded hole 13 fixed connection, through setting up bolt 15, the stability of device has been guaranteed.

As an optional technical solution of the utility model:

the first rubber tube 2 and the second rubber tube 3 are the same in shape, and the first rubber tube 2 and the second rubber tube 3 are symmetrically arranged.

As an optional technical solution of the utility model:

the first inner sleeve 4, the second inner sleeve 5, the fixing ring 7, the fixing tube 9 and the mounting ring 10 are all made of metal materials.

As an optional technical solution of the utility model:

the inner diameters of the first rubber tube 2, the second rubber tube 3, the rubber pad 6 and the fixing ring 7 are equal, and the inner diameters of the first inner sleeve 4, the second inner sleeve 5, the spring 8, the fixing tube 9 and the mounting ring 10 are equal.

As an optional technical solution of the utility model:

the top of installation arch 12 is spherical, and the bottom of installation arch 12 is cylindrical, and mounting groove 11 and the protruding 12 looks adaptation of installation for through setting up like this, make installation arch 12 insert the mounting groove 11 after, rotatory just can make things convenient for the connection with mounting groove 11 joint once.

As an optional technical solution of the utility model:

the rubber pad 6 and the fixing ring 7 are bonded by glue.

As an optional technical solution of the utility model:

the threaded holes 13 are four, the four threaded holes 13 are distributed in an annular array, and the number of the mounting holes 14 is equal to and corresponds to that of the threaded holes 13.

In summary, this assembled spring bushing that electric tool used, during the use, first rubber tube 2 and second rubber tube 3 were put into outer tube 1 earlier, then put first interior sleeve pipe 4 into first rubber tube 2, put second interior sleeve pipe 5 into second rubber tube 3, installation arch 12 was inserted in mounting groove 11 this moment, at rotatory collar 10, collar 5 is rotatory in the drive second, installation arch 12 is at mounting groove 11 internal rotation, installation arch 12 just blocks in mounting groove 11, then to it with screw hole 13 and mounting hole 14, fix screw hole 13 and mounting hole 14 with bolt 15.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An assembled spring bushing for a power tool, comprising an outer sleeve (1), characterized in that: the inner part of the outer sleeve (1) is jointed and connected with a first rubber tube (2) and a second rubber tube (3), the inner side of the first rubber tube (2) is jointed and connected with a first inner sleeve (4), the inner side of the second rubber tube (3) is jointed and connected with a second inner sleeve (5), one ends of the first rubber tube (2) and the second rubber tube (3) extend out of the outer sleeve (1) and are fixedly connected with a rubber pad (6), the outer side of the rubber pad (6) is fixedly connected with a fixing ring (7), one end of the first inner sleeve (4) is provided with a mounting groove (11), one end of the second inner sleeve (5) is fixedly connected with a mounting bulge (12), the mounting bulge (12) is fixedly connected with the mounting groove (11), and the other ends of the first inner sleeve (4) and the second inner sleeve (5) are fixedly connected with a spring (8), the one end fixedly connected with of spring (8) is fixed pipe (9), the one end fixedly connected with collar (10) of fixed pipe (9), screw hole (13) have been seted up to the inside of solid fixed ring (7), mounting hole (14) have been seted up to the inside of collar (10), mounting hole (14) are through bolt (15) and screw hole (13) fixed connection.

2. The assembled spring bushing for a power tool according to claim 1, wherein:

the first rubber tube (2) and the second rubber tube (3) are the same in shape, and the first rubber tube (2) and the second rubber tube (3) are symmetrically arranged.

3. The assembled spring bushing for a power tool according to claim 1, wherein:

the first inner sleeve (4), the second inner sleeve (5), the fixing ring (7), the fixing pipe (9) and the mounting ring (10) are all made of metal materials.

4. The assembled spring bushing for a power tool according to claim 1, wherein:

the inner diameters of the first rubber tube (2), the second rubber tube (3), the rubber pad (6) and the fixing ring (7) are equal, and the inner diameters of the first inner sleeve (4), the second inner sleeve (5), the spring (8), the fixing tube (9) and the mounting ring (10) are equal.

5. The assembled spring bushing for a power tool according to claim 1, wherein:

the top of installation arch (12) is spherical, the bottom of installation arch (12) is cylindrical, mounting groove (11) and installation arch (12) looks adaptation.

6. The assembled spring bushing for a power tool according to claim 1, wherein:

the rubber pad (6) and the fixing ring (7) are bonded through glue.

7. The assembled spring bushing for a power tool according to claim 1, wherein:

the number of the threaded holes (13) is four, the four threaded holes (13) are distributed in an annular array, and the number of the mounting holes (14) is equal to that of the threaded holes (13) and corresponds to that of the threaded holes (13).