CN218698481U - Electric tool's shock-absorbing structure and electric tool - Google Patents
Electric tool's shock-absorbing structure and electric tool Download PDFInfo
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- CN218698481U CN218698481U CN202222276466.7U CN202222276466U CN218698481U CN 218698481 U CN218698481 U CN 218698481U CN 202222276466 U CN202222276466 U CN 202222276466U CN 218698481 U CN218698481 U CN 218698481U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a shock-absorbing structure of an electric tool and the electric tool, the electric tool comprises a sand bottom plate and a driving component in driving connection with the sand bottom plate, the electric tool also comprises a mounting shell for mounting the driving component and the shock-absorbing structure, and the shock-absorbing structure is connected with the sand bottom plate and the driving component; the shock-absorbing structure includes: the connecting base is provided with a plurality of mounting positions close to the edge; the supporting pieces are connected with the mounting positions in a one-to-one correspondence mode, and the supporting pieces protrude from the first end face of the connecting base towards the second end face arranged opposite to the first end face; and the connecting base and the plurality of supporting pieces are integrally formed. The utility model provides a damper in the correlation technique is for compriseing a plurality of spare parts for increased production technology's step, also increased the technical problem of the degree of difficulty of equipment grinder in addition.
Description
Technical Field
The utility model relates to an electric tool technical field particularly, relates to an electric tool's shock-absorbing structure and electric tool.
Background
Along with the development of the living standard of people, more and more electric tools are applied to a processing place, specifically, the electric tools are, for example, a sander, and a polishing bottom plate of the sander is moved within a certain range to polish the surface of a workpiece to be processed. And because the polishing bottom plate is connected with the driving motor in a transmission manner through the eccentric mechanism, and the actual polishing process is combined, the vibration of the polishing bottom plate is inevitably transmitted to the shell of the sander, so that an operator feels strong vibration, and the operator is difficult to stably hold the shell of the sander.
Although technical improvements for reducing the shock transmitted to the sander housing have been made in the related art, at least one technical problem still remains: because the shock-absorbing component in the related art is composed of a plurality of parts, the steps of the production process are increased, and the difficulty of assembling the sander is increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a damper in the correlation technique is for compriseing a plurality of spare parts for increased production technology's step, also increased the technical problem of the degree of difficulty of equipment grinder in addition.
In order to solve the above problems, the present invention provides a damping structure for an electric tool, the electric tool includes a sand bottom plate and a driving assembly drivingly connected thereto, the electric tool further includes an installation housing for installing the driving assembly and the damping structure, the damping structure is connected to the sand bottom plate and the driving assembly; the shock-absorbing structure includes: the connecting base is provided with a plurality of mounting positions close to the edge; the supporting pieces are connected with the mounting positions in a one-to-one correspondence mode, and the supporting pieces protrude from the first end face of the connecting base towards the second end face arranged opposite to the first end face; the connecting base and the plurality of supporting pieces are integrally formed; when the shock absorption structure is arranged between the sand bottom plate and the installation shell, the supporting pieces are located on one side, close to the installation shell, of the connection base, the connection base is connected with the sand bottom plate, and the supporting pieces are connected with the installation shell.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: because connect base and a plurality of support piece and set up for integrated into one piece for reduced and installed the shock-absorbing structure to the sand bed board and the degree of difficulty on installing the casing, in addition, still make the in-process of processing production shock-absorbing structure, reduced the demolding number of times and then reduced manufacturing cost. More specifically, because the plurality of supporting pieces are inserted into the plurality of slots, on one hand, the plurality of supporting pieces are prevented from being exposed to the visual angle of an operator, so that the whole appearance aesthetic feeling of the sander is reduced; on the other hand, can understand, the in-process that the machined part was being treated to the grinder, need apply the orientation to the grinder and treat the extruded extrusion force of machined part, carry out the efficiency of polishing with the surface of treating the machined part with the improvement, and if invert shock-absorbing structure's mounted position between sand bottom plate and installation casing, also make to connect base and mounting plate and be connected, a plurality of support piece are connected with the sand bottom plate, will make the sand bottom plate when receiving the extrusion force, because the extension length of a plurality of support pieces is greater than the thickness of connecting the base, thereby make under the extrusion force effect, combine drive assembly to drive the sand bottom plate under the effect of predetermineeing scope reciprocating motion, easily make a plurality of support piece take place horizontal buckling deformation, also make the processing state of polishing unstable, thereby reduce machining efficiency.
In an example of the present invention, the support member includes: the supporting strips are arranged around the circumference of the mounting position corresponding to the supporting strips; the supporting base is arranged at one end, far away from the connecting base, of the supporting bars; wherein, a plurality of support bars enclose to form the support space.
Compared with the prior art, the technical scheme has the following technical effects: compare in with the whole solid setting of support piece, owing to in this technical scheme, enclose through a plurality of support bars and establish the mode that forms support space in order to constitute support piece and can make the vibrations of a plurality of support bars have at least the effect of offsetting part each other, further reduced the shock strength who transmits to on the installation casing to make the operator can be more stable must grip the grinder, improve and use the travelling comfort.
In an example of the present invention, at least two adjacent support bars in the plurality of support bars forming the same support space form a first space therebetween; the supporting bar is far away from the outer side face of the supporting space and is an arc face, and the outer side face is a plurality of axis coincidences corresponding to the arc faces respectively.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the axis lines corresponding to the plurality of arc surfaces are overlapped, so that the supporting piece formed by combining the plurality of supporting strips is formed by a plurality of sections of annular stand columns which are arranged concentrically, and the corresponding slot is also a circular hole slot matched with the shape of the supporting piece, so that the matching difficulty between the damping structure and the mounting shell is reduced; on the other hand, as the plurality of arc surfaces of the supporting piece can be fully contacted with the circular hole groove, the stable matching between the damping structure and the mounting shell is also improved.
In an example of the present invention, the mounting position is a mounting hole; at least one supporting strip in the plurality of supporting strips forming the same supporting space is provided with a protruding part; the bulge piece is arranged in the supporting space and extends towards the axis direction where the mounting hole is located.
Compared with the prior art, the technical scheme has the following technical effects: for example, shock-absorbing structure can be the rubber spare, and is corresponding, and the sand bottom plate has the protruding cylinder of connection that inserts in the mounting hole, and owing to be equipped with protruding piece in the braced space to make the protruding cylinder of connection stretch into the in-process of braced space, connect protruding cylinder so that the sand bottom plate can be connected with shock-absorbing structure is stable by protruding piece extrusion.
In an example of the present invention, a diameter of a circular hole surrounded by the mounting hole is D1; the minimum caliber of the support space surrounded by the support bars is D2; the length of the protruding part extending towards the axis direction is D3, and D1 is more than or equal to D2 and more than 2X D2.
Compared with the prior art, the technical effect achieved by adopting the technical scheme is as follows: the stability of being connected between sand bottom plate and the shock-absorbing structure is further improved for the two are connected more reliably.
In an example of the present invention, the support base is provided with a connection hole communicating with the mounting hole and the support space; wherein the fitting of the shock-absorbing structure to the installation space is accomplished by passing a connecting member through the connecting hole.
Compared with the prior art, the technical scheme has the following technical effects: the connection stability between the supporting piece and the installation shell is further improved, and the supporting piece is prevented from being separated from the installation hole of the installation shell.
On the other hand, the utility model also provides an electric tool, include: the mounting shell is internally provided with a mounting space; the sand bottom plate is arranged opposite to the output opening of the mounting shell; the shock-absorbing structure of any one of the above embodiments, wherein the shock-absorbing structure is clamped between the installation shell and the sand bottom plate, and the shock-absorbing structure is connected with the sand bottom plate and the installation shell; and the driving assembly is arranged in the installation space and drives the sand bottom plate to move regularly.
Compared with the prior art, the technical scheme has the following technical effects: the technical effects corresponding to any one of the above technical solutions can be achieved, and are not described herein again.
In one example of the present invention, a plurality of engaging protrusions are disposed on one side of the sand bottom plate adjacent to the shock absorbing structure; the electric power tool further includes: the elastic pieces are sleeved on the matching convex pieces; wherein the sand bottom plate is connected to the plurality of mounting locations through the elastic member.
Compared with the prior art, the technical scheme has the following technical effects: for example, the elastic component is the rubber material, so, the sand bottom plate passes through the elastic component and is connected to the installation position of connecting the base, and the installation position is for example hole shape structure to make the cooperation bellying with the elastic component of overcoat can install to the installation position more stably, reduced the possibility that cooperation bellying and installation position take place unexpected separation.
In an example of the present invention, the elastic member includes: the elastic sleeve is internally provided with a deformable deformation space, and one end of the elastic sleeve is sleeved on the corresponding matching convex part; the buckle is arranged at one end of the elastic sleeve, which is far away from the sand bottom plate, and the buckle is arranged around the circumference of the corresponding end part of the elastic sleeve; when the elastic piece is matched with the mounting position, the buckle extends into the corresponding supporting space of the supporting piece and is buckled to the bottom end, close to the supporting piece, of the connecting base to limit the separation of the elastic piece and the supporting piece.
Compared with the prior art, the technical scheme has the following technical effects: the stability that sand bottom plate and shock-absorbing structure are connected has further been improved.
In an example of the present invention, an accommodating groove is disposed on one side of the sand bottom plate away from the driving assembly, and a fitting hole for the driving assembly to pass through is disposed at a position corresponding to the accommodating groove; the drive assembly includes: the output shaft extends into the matching hole; and an eccentric distance is formed between the axis where the output shaft is located and the axis where the matching hole is located; the locking piece is detachably connected with the output shaft, and the locking piece is correspondingly arranged in the accommodating groove; when the output shaft rotates around the axis of the output shaft, the locking piece drives the sand bottom plate to do the regular movement.
Compared with the prior art, the technical scheme has the following technical effects: because the locking piece can be dismantled with the output shaft and be connected for be convenient for change the sand bottom plate.
Adopt the technical scheme of the utility model afterwards, can reach following technological effect:
(1) Because the connection base sets up with a plurality of support piece for integrated into one piece, reduced the degree of difficulty of installing shock-absorbing structure to the sand bottom plate with on installing the casing, in addition, still make the in-process of processing production shock-absorbing structure, reduced the demolding number of times and then reduced manufacturing cost. More specifically, because the plurality of supporting pieces are inserted into the plurality of slots, on one hand, the plurality of supporting pieces are prevented from being exposed to the visual angle of an operator, so that the whole appearance aesthetic feeling of the sander is reduced; on the other hand, it can be understood that, in the process of processing the workpiece to be processed by the sander, an extrusion force which is extruded towards the workpiece to be processed needs to be applied to the sander so as to improve the efficiency of polishing the outer surface of the workpiece to be processed, if the mounting position of the shock absorption structure between the sand bottom plate and the mounting shell is inverted, the connection base is connected with the mounting bottom plate, the plurality of supporting pieces are connected with the sand bottom plate, when the sand bottom plate is subjected to the extrusion force, because the extension lengths of the plurality of supporting pieces are greater than the thickness of the connection base, under the action of the extrusion force, the plurality of supporting pieces are easy to transversely bend and deform under the action of the reciprocating motion of the sand bottom plate in a preset range driven by the driving assembly, the polishing processing state is unstable, and the processing efficiency is reduced;
(2) The axis lines corresponding to the plurality of arc surfaces are overlapped, so that the supporting piece formed by combining the plurality of supporting strips is formed by a plurality of sections of annular stand columns which are arranged concentrically, and the corresponding slot is also a circular hole slot matched with the shape of the supporting piece, so that the matching difficulty between the damping structure and the mounting shell is reduced; on the other hand, as the plurality of arc surfaces of the supporting piece can be fully contacted with the circular hole grooves, the stable matching between the damping structure and the mounting shell is improved;
(3) Because the locking piece can be dismantled with the output shaft and be connected for be convenient for change the sand bottom plate.
Drawings
Fig. 1 is a schematic structural diagram of a damping structure of an electric tool according to an embodiment of the present invention.
Fig. 2 is an enlarged view of a point a in fig. 1.
Fig. 3 is a schematic view of the shock absorbing structure in cooperation with the mounting housing and the sanding sole plate of the power tool.
FIG. 4 is a schematic view of the connection between the sand bed plate and the shock-absorbing structure in FIG. 3.
Fig. 5 is a schematic structural view of the elastic member in fig. 4.
FIG. 6 is a schematic view of the mating connection of the sanding sole plate of FIG. 3 to a drive assembly within the power tool.
Fig. 7 is a schematic structural diagram of fig. 6 from another viewing angle.
Description of reference numerals:
100-a shock-absorbing structure; 10-a connection base; 11-a mounting location; 20-a support; 21-supporting strips; 22-a support base; 221-connection hole; 23-a support space;
200-an electric tool; 201-mounting a housing; 202-a sand bed plate; 2021-mating boss; 2022-accommodating tank; 2023-mating holes; 203-an elastic member; 2031-fastening; 2032-an elastic sleeve; 2033-deformation space; 204-a drive assembly; 2041-an output shaft; 2042-locking element; 205-connecting element.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
The first embodiment is as follows:
referring to fig. 1, a schematic structural diagram of a shock absorbing structure 100 of an electric tool 200 according to a first embodiment of the present invention is shown. Referring to fig. 2 to 7, the power tool 200 includes, for example, a sand bed 202, a driving assembly 204, and a mounting housing 201, the driving assembly 204 is drivingly connected to the sand bed 202, the shock-absorbing structure 100 and the driving assembly 204 are mounted in a mounting space of the mounting housing 201, and the shock-absorbing structure 100 is connected between the sand bed 202 and the driving assembly 204.
Specifically, the shock-absorbing structure 100 includes, for example, a connection base 10 and a plurality of supports 20. The connecting base 10 is provided with a plurality of mounting positions 11 near the edge thereof; the supporting members 20 are connected to the mounting positions 11 in a one-to-one correspondence manner, the supporting members 20 protrude from a first end face connected to the connection base 10 toward a second end face, the second end face is opposite to the first end face, and the connection base 10 and the supporting members 20 are integrally formed. When the shock-absorbing structure 100 is disposed between the sand bottom plate 202 and the installation housing 201, the plurality of supporting members 20 are located on one side of the connection base 10 close to the installation housing 201, the connection base 10 is connected with the sand bottom plate 202, and the plurality of supporting members 20 are connected with the installation housing 201.
In one embodiment, the electric tool 200 is, for example, a sander, one end of the mounting housing 201 close to the shock absorbing structure 100 is provided with a plurality of slots for plugging with a plurality of supporting members 20, and the plurality of supporting members 20 are matched with the plurality of slots in a one-to-one correspondence manner, specifically, the number of the supporting members 20 may be four, and the connecting base 10 may be a rectangular base, so that the four supporting members 20 are respectively disposed at four corners of the rectangular base and extend toward a surface far away from the rectangular base. The shock absorbing structure 100 and the sand bottom plate 202 can be detachably connected, so that when the shock absorbing performance of the shock absorbing structure 100 is reduced, the shock absorbing structure can be conveniently detached from the sand bottom plate 202 and the installation shell 201, and then the shock absorbing structure 100 can be replaced with a new shock absorbing structure. Combine this technical scheme, owing to connect base 10 and a plurality of support piece 20 and set up for integrated into one piece for reduced and installed shock-absorbing structure 100 to the sand bed board 202 and the installation casing 201 on the degree of difficulty, in addition, still make the in-process of processing production shock-absorbing structure 100, reduced the demolding number of times and then reduced manufacturing cost.
More specifically, since the plurality of supporting members 20 are inserted into the plurality of insertion slots, on one hand, the plurality of supporting members 20 are prevented from being exposed to the visual angle of the operator to degrade the overall aesthetic appearance of the sander; on the other hand, it can be understood that, the grinder is treating the in-process that the machined part was processed, need exert the extrusion force of treating the extruded of machined part towards the grinder, in order to improve the efficiency of treating the surface of machined part and polish, if invert shock-absorbing structure 100 at the mounted position 11 position between sand bottom plate 202 and installation casing 201, also make and connect base 10 and mounting plate and be connected for also turning, a plurality of support piece 20 are connected with sand bottom plate 202, will make sand bottom plate 202 when receiving the extrusion force, because the extension length of a plurality of support pieces is greater than the thickness of connecting base 10, thereby make under the extrusion force effect, combine drive assembly 204 to drive sand bottom plate 202 under the effect of presetting scope reciprocating motion, easily make a plurality of support piece 20 take place horizontal deformation, also make the processing state of polishing unstable, thereby reduce machining efficiency.
Further, the support member 20 includes, for example, a support base 22 and a plurality of support bars 21. A plurality of supporting bars 21 are arranged around the circumference of the mounting position 11 corresponding to the supporting bars; the supporting base 22 is arranged at one end of the plurality of supporting bars 21 far away from the connecting base 10; wherein, a plurality of supporting bars 21 surround the installation position 11 to form a supporting space 23. Specifically, because the support space 23 is enclosed by a plurality of support bars 21 and establishes the formation, in other words, through carrying out hollow processing to support piece 20, and then make in the actual course of working of polishing, the vibrations transmitted to a plurality of support pieces 20 by connecting base 10 obtain weakening of certain degree, specifically speaking, compare in with the whole solid setting of support piece 20, because in this technical scheme, enclose through a plurality of support bars 21 and establish the mode that forms support space 23 with constituteing support piece 20 and can make the vibrations of a plurality of support bars 21 have at least the effect of offsetting part each other, further reduced the vibration intensity of transmitting to installation casing 201, so that the operator can be more stable and hold the grinder, improve and use the travelling comfort.
Preferably, a first space is formed between at least two adjacent supporting bars 21 in the plurality of supporting bars 21 forming the same supporting space 23; the outer side surface of the support bar 21 away from the support space 23 is an arc surface, and the axes corresponding to the arc surfaces are overlapped.
On the basis of the above specific example, in the specific example, because the axes corresponding to the plurality of arc surfaces are overlapped, it can be understood that the supporting member 20 formed by combining the plurality of supporting bars 21 is composed of a plurality of sections of annular pillars arranged concentrically, and accordingly, the inserting groove is also a circular hole groove matched with the shape of the supporting member 20, on one hand, the matching difficulty between the shock absorbing structure 100 and the installation shell 201 is reduced; on the other hand, since the plurality of arc surfaces of the supporting member 20 can be sufficiently contacted with the circular hole grooves, the stable fit between the shock absorbing structure 100 and the mounting case 201 is improved.
Preferably, the mounting position 11 is a mounting hole, and at least one support bar 21 of the plurality of support bars 21 forming the same support space 23 is provided with a protruding member; the protruding member is disposed in the supporting space 23, and extends toward the axis of the mounting hole. Specifically, for example, the shock-absorbing structure 100 may be a rubber member, and correspondingly, the sand bottom plate 202 has a connection protrusion cylinder inserted into the mounting hole, and since the protrusion member is disposed in the supporting space 23, the connection protrusion cylinder is extruded by the protrusion member to enable the sand bottom plate 202 to be stably connected with the shock-absorbing structure 100 in the process that the connection protrusion cylinder extends into the supporting space 23.
Preferably, the diameter of a circular hole surrounded by the mounting holes is D1; the minimum caliber of the corresponding supporting space 23 defined by the plurality of supporting bars 21 is D2; wherein, the length that the bulge extends towards the axial direction is D3, and D1 is more than or equal to D2 and more than 2 dD 2. The stability of the connection between the sand bottom plate 202 and the shock-absorbing structure 100 is further improved, so that the connection between the sand bottom plate and the shock-absorbing structure is more reliable.
Preferably, the support base 22 is provided with a connection hole 221 communicating with the mounting hole and the support space 23; wherein the fitting of the shock-absorbing structure 100 to the installation space is accomplished by passing the connection member 205 through the connection hole 221.
Example two:
referring to fig. 2, it is a schematic structural diagram of an electric tool 200 according to a second embodiment of the present invention. Referring to fig. 1 and 3-7, for example, the power tool 200 includes a mounting housing 201, a sand floor 202, a drive assembly 204, and the shock absorbing structure 100 as described in the first embodiment. An installation space is arranged in the installation shell 201; the sand bed plate 202 is arranged opposite to the output opening of the mounting shell 201; the shock absorption structure 100 is clamped between the installation shell 201 and the sand bottom plate 202, and the shock absorption structure 100 is connected with the sand bottom plate 202 and the installation shell 201; the driving assembly 204 is disposed in the installation space, and the driving assembly 204 drives the sand bed plate 202 to move regularly.
Preferably, a plurality of matching convex pieces 2021 are arranged on one side of the sand bottom plate 202 close to the shock absorption structure 100; the electric tool 200 further includes a plurality of elastic members 203, for example, the plurality of elastic members 203 are sleeved on the mating protrusion 2021, and specifically, the elastic members 203 are connected with the mating protrusion 2021 in a one-to-one correspondence; wherein the sand bed plate 202 is connected to a plurality of mounting locations 11 by means of elastic members 203.
Preferably, the elastic member 203 includes, for example, an elastic sleeve 2032 and a buckle 2031, a deformable deformation space 2033 is provided in the elastic sleeve 2032, and one end of the elastic sleeve 2032 is sleeved on the corresponding mating protrusion 2021; the buckle 2031 is arranged at one end of the elastic sleeve 2032 far away from the sand bottom plate 202, and the buckle 2031 is arranged around the circumference of the corresponding end of the elastic sleeve 2032; the fastener 2031 extends into the supporting space 23 of the corresponding supporting member 20 and is fastened to the bottom end of the connecting base 10 near the supporting member 20 to limit the separation of the two.
Preferably, the sand bottom plate 202 has a receiving groove 2022 on a side away from the driving assembly 204, and a matching hole 2023 for the driving assembly 204 to pass through is formed in a position corresponding to the receiving groove 2022; the drive assembly 204 includes, for example, an output shaft 2041 and a locking member 2042. The output shaft 2041 extends into the matching hole 2023, and an eccentric distance is formed between the axis of the output shaft 2041 and the axis of the matching hole 2023; the locking member 2042 is connected with the output shaft 2041, and the locking member 2042 is correspondingly arranged in the accommodating groove 2022; when the output shaft 2041 rotates around its axis, the locking member 2042 drives the sand bottom plate 202 to move regularly.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (10)
1. A shock-absorbing structure of an electric tool, the electric tool comprises a sand bottom plate and a driving assembly in driving connection with the sand bottom plate, the electric tool further comprises a mounting shell for mounting the driving assembly and the shock-absorbing structure, and the shock-absorbing structure is connected to the sand bottom plate and the driving assembly; characterized in that, shock-absorbing structure includes:
the connecting base is provided with a plurality of mounting positions close to the edge;
the supporting pieces are connected with the mounting positions in a one-to-one correspondence mode, and the supporting pieces protrude from the first end face of the connecting base towards the second end face arranged opposite to the first end face; the connecting base and the plurality of supporting pieces are integrally formed;
when the shock absorption structure is arranged between the sand bottom plate and the installation shell, the supporting pieces are located on one side, close to the installation shell, of the connection base, the connection base is connected with the sand bottom plate, and the supporting pieces are connected with the installation shell.
2. The shock-absorbing structure according to claim 1, wherein the support member comprises:
the supporting strips are arranged around the circumference of the mounting position corresponding to the supporting strips;
the supporting base is arranged at one end, far away from the connecting base, of the supporting bars;
wherein, a plurality of support bars enclose to form a support space.
3. The shock-absorbing structure according to claim 2,
at least two adjacent support bars in the plurality of support bars forming the same support space form a first space;
the supporting bar is far away from the outer side surface forming the supporting space and is an arc surface, and the axis lines corresponding to the arc surfaces coincide.
4. The shock-absorbing structure according to claim 2,
the mounting positions are mounting holes;
at least one supporting strip in the plurality of supporting strips forming the same supporting space is provided with a protruding part;
the bulge piece is arranged in the supporting space and extends towards the axis direction where the mounting hole is located.
5. The shock-absorbing structure according to claim 4,
the diameter of a circular hole surrounded by the mounting holes is D1;
the minimum caliber of the support space surrounded by the support bars is D2;
the length of the protruding part extending towards the axis direction is D3, and D1 is more than or equal to D2 and more than 2X D2.
6. The shock-absorbing structure according to claim 4,
the supporting base is provided with a connecting hole communicated with the mounting hole and the supporting space;
wherein the fitting of the shock-absorbing structure to the installation space is accomplished by passing a connecting member through the connecting hole.
7. An electric power tool, characterized by comprising:
the mounting shell is internally provided with a mounting space;
the sand bottom plate is arranged opposite to the output opening of the mounting shell;
the shock-absorbing structure as set forth in any one of claims 1 to 6, which is sandwiched between said mounting case and said sand bed plate, and which is connected with said sand bed plate and said mounting case;
and the driving assembly is arranged in the installation space and drives the sand bottom plate to move regularly.
8. The power tool of claim 7, wherein the sanding sole plate is provided with a plurality of mating projections on a side thereof adjacent the shock absorbing structure; the electric power tool further includes:
the elastic pieces are sleeved on the matching convex pieces;
wherein the sand bottom plate is connected to the plurality of mounting locations through the elastic member.
9. The power tool of claim 8, wherein the resilient member comprises:
the elastic sleeve is internally provided with a deformable deformation space, and one end of the elastic sleeve is sleeved on the corresponding matching convex part;
the buckle is arranged at one end of the elastic sleeve, which is far away from the sand bottom plate, and the buckle is arranged around the circumference of the corresponding end part of the elastic sleeve;
when the elastic piece is matched with the mounting position, the buckle extends into the corresponding supporting space of the supporting piece and is buckled to the bottom end, close to the supporting piece, of the connecting base to limit the separation of the elastic piece and the supporting piece.
10. The power tool of claim 7,
an accommodating groove is formed in one side, away from the driving assembly, of the sand bottom plate, and a matching hole for the driving assembly to pass through is formed in the position corresponding to the accommodating groove;
the drive assembly includes:
the output shaft extends into the matching hole; and an eccentric distance is formed between the axis where the output shaft is located and the axis where the matching hole is located;
the locking piece is detachably connected with the output shaft, and the locking piece is correspondingly arranged in the accommodating groove;
when the output shaft rotates around the axis of the output shaft, the locking piece drives the sand bottom plate to do the regular movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222276466.7U CN218698481U (en) | 2022-08-29 | 2022-08-29 | Electric tool's shock-absorbing structure and electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222276466.7U CN218698481U (en) | 2022-08-29 | 2022-08-29 | Electric tool's shock-absorbing structure and electric tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218698481U true CN218698481U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222276466.7U Active CN218698481U (en) | 2022-08-29 | 2022-08-29 | Electric tool's shock-absorbing structure and electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218698481U (en) |
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2022
- 2022-08-29 CN CN202222276466.7U patent/CN218698481U/en active Active
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