CN206736818U - Hand handle damping device and blower - Google Patents
Hand handle damping device and blower Download PDFInfo
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- CN206736818U CN206736818U CN201720582477.4U CN201720582477U CN206736818U CN 206736818 U CN206736818 U CN 206736818U CN 201720582477 U CN201720582477 U CN 201720582477U CN 206736818 U CN206736818 U CN 206736818U
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- hand handle
- damping device
- snubber block
- fixed column
- fixed part
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Abstract
The utility model is a kind of hand handle damping device and blower, is related to garden equipment technical field, to solve the problems, such as to design because of operator's arm discomfort caused by the vibrations of hand-held equipment are larger.The hand handle damping device is arranged between casing and hand handle, including dampening assembly and the fixed column for dampening assembly to be fixedly connected with casing, dampening assembly includes the fixed part abutted with casing end face and is fixedly connected for the damping portion for hand handle damping, fixed part with damping portion.Damping portion is hollow structure, and fixed column penetrates damping portion, fixed part and casing, annular gap is formed between damping portion and fixed column successively.The blower includes above-mentioned hand handle damping device.Hand handle damping device and blower provided by the utility model be used to reducing because blower vibrations are larger and caused by the uncomfortable situation of operator's arm.
Description
Technical field
It the utility model is related to garden equipment technical field, more particularly to a kind of hand handle damping device and blower.
Background technology
Blower be it is a kind of be used for clear up road fallen leaves and lawn debris graden machine, be widely used in city trees and shrubs,
The outdoor cleaning such as agriculture orchard and road, drastically increases cleaning efficiency.Blower mainly includes motor, wind
Leaf, casing and tuyere etc., during its work, outputed power by motor, to complete blowing or air suction function.
But in the prior art, blower can produce powerful vibrations in the course of the work, during due to electric motor operation
Power, this shaking force will be transferred directly in the hand handle of blower, cause the fatigue strength of operator's arm in a short time significantly
Increase, so as to greatly reduce the operating efficiency of operator.
Utility model content
First purpose of the present utility model is to provide a kind of hand handle damping device, to solve because hand-held equipment is shaken
It is dynamic it is larger caused by the uncomfortable technical problem of operator's arm.
Hand handle damping device provided by the utility model, is arranged between casing and hand handle, the hand handle damping device bag
Dampening assembly and the fixed column for the dampening assembly to be fixedly connected with casing are included, the hand handle is fixedly set in described subtract
Shake on component.
The dampening assembly includes the fixed part abutted with the casing end face and for the damping for the hand handle damping
Portion, the fixed part are fixedly connected with the damping portion.
The damping portion is hollow structure, and the fixed column penetrates the damping portion, the fixed part and the machine successively
Shell；Annular gap is formed between the damping portion and the fixed column.
Further, the damping portion includes dust cap and snubber block, and the snubber block is fixedly connected with the fixed part.
The annular gap is formed between the snubber block and the fixed column.
The inwall setting of the snubber block is fluted, and the outer rim of the dust cap is caught in the groove, by the annular
Clearance seal.
Further, the damping portion includes snubber block, and the snubber block is fixedly connected with the fixed part.
The snubber block is hollow structure and inwall is provided with shoulder hole, the less side fixed cover in snubber block aperture
In the fixed column, annular gap is formed between the larger side in the snubber block aperture and the fixed column.
Further, the snubber block is quality of rubber materials.
Further, the fixed column is connected with the casing to be detachably fixed.
Further, flange is provided with the fixed column, the end face of the flange and the end face of the fixed part are close
Abut.
Further, the fixed part is platy structure, and the material of the fixed part is metal.
Further, the outer wall of the snubber block is provided with neck, is provided with the hand handle at least one for fixing
The mounting hole being sleeved on the snubber block, the inwall of the mounting hole are provided with the fixture block to match with the neck.
Further, the outer wall of the snubber block is provided with fixture block, is provided with the hand handle at least one for fixing
The mounting hole being sleeved on the snubber block, the inwall of the mounting hole are provided with the neck to match with the fixture block.
The beneficial effect that the utility model hand handle damping device is brought is：
By setting hand handle damping device between casing and hand handle, the hand handle damping device includes dampening assembly and fixation
Post, wherein, fixed column is used to dampening assembly being fixedly mounted on casing, and hand handle is fixedly set on dampening assembly.Damping group
Part includes fixed part and the damping portion being fixedly connected, also, fixed part abuts with casing end face.Damping portion is hollow structure, Gu
Fixed column penetrates damping portion, fixed part and casing successively, so as to which dampening assembly be fixedly connected with casing.Also, damping portion is with consolidating
Annular gap is formed between fixed column.
The operation principle of the hand handle damping device is：When operator is operated using hand-held equipment, from machine
The shaking force of engine inside shell will be transferred on casing first, and shaking force is transferred to the fixed part of damping assembly by casing again
On, then, shaking force is transferred in damping portion by fixed part, and to decay to shaking force, vibrations group is sleeved on so as to weaken
The shaking force at hand handle on part.Also, by the way that damping portion is arranged into hollow structure, to reduce between damping portion and fixed column
Contact area, the shaking force from casing internal has been well isolated from, so as to largely reducing the shaking force at hand handle.
The hand handle damping device makes to form annular gap between damping portion and fixed column by setting damping portion, in hand
Good function of shock insulation is formd between casing, the shaking force at hand handle is substantially reduced, improves operator well
Work experience, so as to drastically increase the operating efficiency of operator.In addition, the hand handle damping device is simple in construction, work
Reliably, and cost is cheap, has higher economic benefit.
Second purpose of the present utility model be to provide a kind of blower, with solve because blower works when shake it is larger
Caused by the uncomfortable technical problem of operator's arm.
Blower provided by the utility model, including above-mentioned hand handle damping device.
The beneficial effect that the utility model blower is brought is：
By setting above-mentioned hand handle damping device in blower, wherein, the structure of hand handle damping device, operation principle and
Beneficial effect is described in detail in the beneficial effect of above-mentioned hand handle damping device, will not be repeated here.
The blower substantially reduces the shaking force at hand handle in its course of work, reduces due to shaking force mistake at hand handle
The uncomfortable phenomenon of operator's arm, alleviates the fatigue in operator's course of work, improves operation well caused by greatly
The work experience of person, so as to drastically increase the operating efficiency of operator.In addition, the hand handle damping device is simple in construction, easily
In realization, there is higher market economy to be worth.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the cross section structure diagram of the utility model embodiment hand handle damping device；
Fig. 2 is cross section structure diagram of the utility model embodiment the other hand damping device；
Fig. 3 is the cross section structure diagram of the another hand handle damping device of the utility model embodiment；
Fig. 4 is that hand handle damping device is arranged on the structural representation on blower in the utility model embodiment, wherein, wind
Leaf is facing forward, and dust cap is not shown；
Fig. 5 is that hand handle damping device is arranged on another structural representation on blower in the utility model embodiment, its
In, fan blade is backwards.
Icon：10- hand handles；20- casings；30- fixed columns；40- dampening assemblies；50- steel plates；11- fixture blocks；31- flanges；
41- snubber blocks；42- dust caps；411- necks.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
The technical scheme of type carries out clear, complete description.Obviously, described embodiment is only that a part of the present utility model is implemented
Example, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the premise of the property made work, belong to the scope of the utility model protection.
, it is necessary to explanation in description of the present utility model, term " on ", " under ", " vertical ", " level ", " interior ",
The orientation or position relationship of instructions such as " outer " are based on orientation shown in the drawings or position relationship, it is only for are easy to describe
The utility model and simplified description, rather than indicate or imply that signified device or element must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second " are only
For descriptive purposes, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be joined directly together, can also be indirectly connected by intermediary, can be the connection of two element internals.For
For one of ordinary skill in the art, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
As shown in Figure 1-Figure 3, a kind of hand handle damping device is present embodiments provided, the hand handle damping device is arranged on casing
Between 20 and hand handle 10, including dampening assembly 40 and the fixed column 30 for dampening assembly 40 to be fixedly connected with casing 20, its
In, hand handle 10 is fixedly set on dampening assembly.Specifically, dampening assembly 40 include the fixed part that is abutted with the end face of casing 20 and
For the damping portion for the damping of hand handle 10, wherein, fixed part is fixedly connected with damping portion.Also, damping portion is hollow structure, Gu
Fixed column 30 penetrates damping portion, fixed part and casing 20 successively, so as to which dampening assembly 40 is fixedly mounted on casing 20.Wherein,
Annular gap is formed between damping portion and fixed column 30.
The operation principle of the hand handle damping device is：When operator is operated using hand-held equipment, from machine
The shaking force of engine inside shell 20 will be transferred on casing 20 first, and shaking force is transferred to damping assembly by casing 20 again
On fixed part, then, shaking force is transferred in damping portion by fixed part, to decay to shaking force, is sleeved on so as to weaken
The shaking force at hand handle 10 in shaking assembly.Also, by the way that damping portion is arranged into hollow structure, to reduce damping portion with consolidating
Contact area between fixed column 30, the shaking force being well isolated from inside casing 20, so as to largely reducing hand handle 10
The shaking force at place.
The hand handle damping device makes to form annular gap between damping portion and fixed column 30 by setting damping portion,
Good function of shock insulation is formd between hand handle 10 and casing 20, the shaking force at hand handle 10 is substantially reduced, improves well
The work experience of operator, so as to drastically increasing the operating efficiency of operator.In addition, the hand handle damping device structure is simple
It is single, reliable operation, and cost is cheap, has higher economic benefit.
Fig. 1 is continued referring to, specifically, in the present embodiment, damping portion includes snubber block 41 and dust cap 42, and snubber block
41 are fixedly connected with fixed part.Snubber block 41 between dust cap 42 and fixed part, it forms ring between fixed column 30
Shape gap.Wherein, the inwall of snubber block 41 is set fluted, and the outer rim of dust cap 42 is caught in above-mentioned groove, by above-mentioned annular
Clearance seal.
By setting dust cap 42 so that the annular gap formed between snubber block 41 and fixed column 30 and external environment are reliable
Isolation, realize effective sealing to the end of snubber block 41, reduce due in external environment impurity enter snubber block 41 in and lead
The blocking situation of the above-mentioned annular gap caused, further increase the functional reliability of the present embodiment hand handle damping device.
It should be noted that in the present embodiment, dust cap 42 can above-mentioned be caught in this of the inboard wall groove of snubber block 41
Structure type, but this structure type is not limited solely to, other structures form can also be used, such as：What is shown in Fig. 2 is anti-
The assembling structure form of dirt lid 42 and snubber block 41, this kind of hand handle damping device when in use, can directly press dust cap 42
And it is fixedly set in one end of fixed column 30, meanwhile, in the groove of outer rim insertion snubber block 41 end face of dust cap 42, from
And reliable sealing of the dust cap 42 to the internal environment of snubber block 41 is realized, and then dust-proof effect.Therefore, as long as it is logical
Cross the dust cap 42 of this assembling structure form and snubber block 41, can realize to being formed between snubber block 41 and fixed column 30
The reliable sealing of annular gap.
Continue referring to Fig. 3, in the present embodiment, damping portion can also only include snubber block 41, and snubber block 41 with it is fixed
Portion is fixedly connected.Specifically, snubber block 41, which is hollow structure and its inwall, is provided with shoulder hole, also, the aperture of snubber block 41 compared with
Small side is fixedly set in fixed column 30, is formed between the larger side in the aperture of snubber block 41 and fixed column 30 between annular
Gap.
In hand handle damping device shown in Fig. 3, the inwall of snubber block 41 is provided with step hole, also, the hole of snubber block 41
The less side in footpath is fixedly set in fixed column 30.Moreover, in order to improve to the dust-proof of the internal annular gap of snubber block 41 and
Sealing effectiveness, can be that elastic conjunction connects between snubber block 41 and fixed column 30.The hand handle damping device is simple in construction, makes
Conveniently and it is easily achieved, while 10 damping of hand handle is realized, also achieves the dust-proof purpose of annular gap.
In the present embodiment, snubber block 41 can be quality of rubber materials.
Rubber be it is a kind of there is high resiliency and viscoelastic material, because its elastic deformation is larger and modulus of elasticity is smaller,
Therefore by setting the snubber block 41 of quality of rubber materials, the shaking force at hand handle 10 can be weakened significantly, so as to improve operator's arm
Uncomfortable situation.
Continuing referring to Fig. 1-Fig. 3, in the present embodiment, fixed column 30 is connected with casing 20 to be detachably fixed, specifically,
It can be to be threadedly coupled between fixed column 30 and casing 20, also, may be used also on one end end face of the fixed column 30 away from casing 20
To set the manifold or crosshead nut that are easily installed and dismantle.Such setting, can conveniently realize hand handle 10 with
Installation and removal process between casing 20, is easy to follow-up maintenance.
Continue referring to Fig. 1-Fig. 3, in the present embodiment, flange 31 is provided with fixed column 30, wherein, the end of flange 31
Face closely abuts with the end face of fixed part.
By setting flange 31 in fixed column 30, and the end face of the flange 31 is set closely to be abutted with the end face of fixed part,
So that being able to reliable fixation between dampening assembly 40 and casing 20, the reliable limit of dampening assembly 40 in the horizontal direction is realized
Position, reduces the rocking in the course of the work of hand handle 10, the further functional reliability that ensure that the hand handle damping device.
It should be noted that in the present embodiment, flange 31 can be the continuous circle of setting one in fixed column 30, but not only
This structure type is confined to, can also be the flange 31 of other structures form, such as：It is arranged at intervals in fixed column 30, its
If can realize that dampening assembly 40 is reliably pressed on casing 20 by fixed column 30 by the flange 31 of this structure type,
And then realize reliable installation of the dampening assembly 40 on casing 20.
Continue referring to Fig. 1-Fig. 3, in the present embodiment, fixed part can be platy structure, and fixed part can be metal
Material.Preferably, fixed part is steel plate 50.
By setting the fixed part of the structure of steel plate 50, the contact area of fixed part and the end face of casing 20 is not only increased, is increased
The strong mounting stability of dampening assembly 40, moreover, the hardness of steel plate 50 is higher, be not in the severe situation such as embrittlement substantially, because
And the bonding strength in the present embodiment between dampening assembly 40 and casing 20 is substantially increased, so as to improve the present embodiment hand handle
The functional reliability of damping device.
It should be noted that in the present embodiment, snubber block 41 with steel plate 50 to be fixedly connected, being fixedly connected therebetween
Mode can be bonded together.Such setting, reduce the use of attachment structure between snubber block 41 and steel plate 50, so as to
Reduce the assembling intensity and assembly cost of worker, be easy to the assembling and maintenance work in later stage.
It should also be noted that, in the present embodiment, fixed part can be the above-mentioned form using steel plate 50, but not only office
It is limited to this material form, other materials can also be used, such as：Iron plate etc., as long as it passes through the fixation of this material form
Portion can realize being reliably connected between dampening assembly 40 and casing 20.
Continue referring to Fig. 1-Fig. 3, in the present embodiment, the outer wall of snubber block 41 can set neck 411, be set in hand handle 10
At least one mounting hole for being used to be fixedly set on snubber block 41 is equipped with, and is provided with and above-mentioned neck in the inwall of mounting hole
411 fixture blocks 11 to match.
In the present embodiment, by the clamping assembly relation between fixture block 11 and neck 411, not only cause snubber block 41 in water
Square to by reliable spacing, reduce due in the course of work shaking force it is excessive and caused by the phenomenon that slips of hand handle 10, and
Realize and be detachably fixed connection between dampening assembly 40 and hand handle 10, be easy to later maintenance.
It should be noted that in the present embodiment, neck 411 can be a circle neck of annular, and corresponding, fixture block 11 is ring
The neck 411 and fixture block 11 that one circle fixture block of shape or interval and matching are set, as long as it passes through this set form
Neck 411 and the structure of fixture block 11 can realize being reliably connected between snubber block 41 and the mounting hole of hand handle 10.
It should also be noted that, in the present embodiment, the hand handle damping device can be that above-mentioned set on snubber block 41 is blocked
Groove 411, the structure type for setting in the mounting hole of hand handle 10 fixture block 11, but are not limited solely to this structure type, can be with
Using other structures form, such as：Fixture block 11 is set in the outer wall of snubber block 41 and neck 411 is set in the mounting hole of hand handle 10,
As long as it can be realized reliable fixed between dampening assembly 40 and hand handle 10 by this structure type.
As shown in Figure 4 and Figure 5, in the present embodiment, the mounting hole in hand handle 10 is two.Such setting so that hand handle
Connection between 10 and casing 20 is more firm, so that the functional reliability of blower is higher.
As shown in Figure 4 and Figure 5, the present embodiment additionally provides a kind of blower, and the blower fills including above-mentioned hand handle damping
Put.
By setting above-mentioned hand handle damping device in blower, wherein, the structure of hand handle damping device, operation principle and
Beneficial effect is described in detail in above-mentioned word, will not be repeated here.
The blower substantially reduces the shaking force at hand handle 10 in its course of work, reduces due to being shaken at hand handle 10
Power it is excessive and caused by the uncomfortable phenomenon of operator's arm, alleviate the fatigue in operator's course of work, improve well
The work experience of operator, so as to drastically increase the operating efficiency of operator.In addition, the hand handle damping device structure is simple
It is single, it is easy to accomplish, there is higher market economy to be worth.
In the present embodiment, brace can also be set on blower.Brace when in use, first can be worn at shoulder by operator
At wing, while hand-held hand handle 10, to be operated.Such setting, the stress feelings of operator's arm are being improved to a certain degree
Condition, reduce the discomfort at operator's arm.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of hand handle damping device, it is arranged between casing (20) and hand handle (10), it is characterised in that the hand handle damping dress
Put including dampening assembly (40) and the fixed column (30) for the dampening assembly (40) to be fixedly connected with the casing (20),
The hand handle (10) is fixedly set on the dampening assembly (40)；
The dampening assembly (40) includes the fixed part abutted with the casing (20) end face and for subtracting for the hand handle (10)
The damping portion of shake, the fixed part are fixedly connected with the damping portion；
The damping portion is hollow structure, and the fixed column (30) penetrates the damping portion, the fixed part and the machine successively
Shell (20)；Annular gap is formed between the damping portion and the fixed column (30).
2. hand handle damping device according to claim 1, it is characterised in that the damping portion includes dust cap (42) and subtracted
Block (41) is shaken, the snubber block (41) is fixedly connected with the fixed part；
The annular gap is formed between the snubber block (41) and the fixed column (30)；
The inwall setting of the snubber block (41) is fluted, and the outer rim of the dust cap (42) is caught in the groove, by described in
Annular gap seals.
3. hand handle damping device according to claim 1, it is characterised in that the damping portion includes snubber block (41), institute
Snubber block (41) is stated to be fixedly connected with the fixed part；
The snubber block (41) is hollow structure and inwall is provided with shoulder hole, and the less side in snubber block (41) aperture is consolidated
Surely it is sleeved in the fixed column (30), is formed between the larger side in snubber block (41) aperture and the fixed column (30)
Annular gap.
4. the hand handle damping device according to Claims 2 or 3, it is characterised in that the snubber block (41) is quality of rubber materials.
5. hand handle damping device according to claim 4, it is characterised in that the fixed column (30) and the casing (20)
To be detachably fixed connection.
6. hand handle damping device according to claim 4, it is characterised in that be provided with flange on the fixed column (30)
(31), the end face of the flange (31) closely abuts with the end face of the fixed part.
7. hand handle damping device according to claim 4, it is characterised in that the fixed part is platy structure, and described
The material of fixed part is metal.
8. hand handle damping device according to claim 7, it is characterised in that the outer wall of the snubber block (41) is provided with card
Groove (411), at least one mounting hole for being used to be fixedly set on the snubber block (41), institute are provided with the hand handle (10)
The inwall for stating mounting hole is provided with the fixture block (11) to match with the neck (411).
9. hand handle damping device according to claim 7, it is characterised in that the outer wall of the snubber block (41) is provided with card
Block (11), at least one mounting hole for being used to be fixedly set on the snubber block (41), institute are provided with the hand handle (10)
The inwall for stating mounting hole is provided with the neck (411) to match with the fixture block (11).
10. a kind of blower, it is characterised in that including the hand handle damping device described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720582477.4U CN206736818U (en) | 2017-05-23 | 2017-05-23 | Hand handle damping device and blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720582477.4U CN206736818U (en) | 2017-05-23 | 2017-05-23 | Hand handle damping device and blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206736818U true CN206736818U (en) | 2017-12-12 |
Family
ID=60567980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720582477.4U Active CN206736818U (en) | 2017-05-23 | 2017-05-23 | Hand handle damping device and blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206736818U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11434929B2 (en) | 2019-08-02 | 2022-09-06 | Techtronic Cordless Gp | Blowers having noise reduction features |
| US11778960B2 (en) | 2020-01-21 | 2023-10-10 | Techtronic Cordless Gp | Blowers |
| US11817073B2 (en) | 2020-01-21 | 2023-11-14 | Techtronic Cordless Gp | Power tool having noise reduction features |
-
2017
- 2017-05-23 CN CN201720582477.4U patent/CN206736818U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11434929B2 (en) | 2019-08-02 | 2022-09-06 | Techtronic Cordless Gp | Blowers having noise reduction features |
| US11841023B2 (en) | 2019-08-02 | 2023-12-12 | Techtronic Cordless Gp | Blowers having noise reduction features |
| US11778960B2 (en) | 2020-01-21 | 2023-10-10 | Techtronic Cordless Gp | Blowers |
| US11817073B2 (en) | 2020-01-21 | 2023-11-14 | Techtronic Cordless Gp | Power tool having noise reduction features |
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