CN203034514U - Handle structural body of engineering machinery - Google Patents
Handle structural body of engineering machinery Download PDFInfo
- Publication number
- CN203034514U CN203034514U CN 201220428145 CN201220428145U CN203034514U CN 203034514 U CN203034514 U CN 203034514U CN 201220428145 CN201220428145 CN 201220428145 CN 201220428145 U CN201220428145 U CN 201220428145U CN 203034514 U CN203034514 U CN 203034514U
- Authority
- CN
- China
- Prior art keywords
- handle
- baffle plate
- installation portion
- sheet material
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Soil Working Implements (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
Abstract
The utility model provides a handle structural body of engineering machinery. The handle structural body of the engineering machinery comprises a plate, a handle and baffles. The handle is provided with a handle main body and first installation parts. The plate is provided with through holes which are used for being penetrated through by the first installation parts. The baffles are larger than the through holes and welded on the back face of the plate in an interrupted mode in the state that the baffles are covered on the through holes from the back side of the plate. The integral periphery of each first installation part of the handle is welded on the surface of each baffle. The outer edge of each through hole surrounds the integral periphery welding portion where each installation part is welded with each baffle. Therefore, stress deformation of the plate can be restrained through the fact that interrupted welding can be carried out on the baffles and the plate and pulling intensity and appearance quality can be improved.
Description
Technical field
The utility model relates to the grip structure body of the handle, handrail of engineering machinery such as excavator etc., and this grip structure body is held on the contact engineering machinery time.
Background technology
With the example of excavator as engineering machinery, background technology is described.
As shown in Figure 6, excavator comprises caterpillar lower running body 1, winds the not shown operation fixture that is equipped on the top revolving body 2 of this lower running body 1 with freely rotating and is installed on the front portion of this top revolving body 2 perpendicular to ground.
Left front portion at top revolving body 2 is provided with driver's cabin 3, is provided with not shown motor and associate device thereof at the rear portion, in addition is provided with various device classes such as fuel tank 4, operating oil tank 5 on the right side.
In this excavator, for example be provided with handle 6 as handle at the upper surface of fuel tank 4, the operator is in order operation such as motor, fuel, fuel tank 4, operating oil tank 5 to be safeguarded and step on the crawler belt of lower running body 1 and when contacting above the engineering machinery, grip this handle 6 and support the health of oneself.
Fig. 7 represents to comprise the grip structure body of this handle 6 in the past.
In this case, in order to ensure required handle installation strength, both sides installation portion 8,8 is welded in the surface of sheet material 9 by complete cycle.Among Fig. 7, W is this complete cycle welding portion.
But under the thinner situation of sheet material as the casing top panel 9, because the heat during the complete cycle welding, this sheet material 9 stress deformation shown in Fig. 7 double dot dash line produces the problem that presentation quality, components accuracy reduce.
In order to address this problem, adopted " baffle arrangement " shown in Fig. 8,9 in the past, namely, with the baffle plate 10 of for example Square consisting of two isosceles right-angled triangles shape, 10 by the complete cycle welded and installed in the both sides of handle 6 installation portion 8,8, with this baffle plate 10,10 by be installed on the surface (disclosing the communique spy with reference to Japan Patent opens 2006-183415 number) of sheet material 9 along this baffle plate 10,10 circumferential intermittent welding (interrupted welding).
Among Fig. 9, W1 is both sides installation portion 8,8 and baffle plate 10,10 complete cycle welding portion, and W2 is baffle plate 10,10 and the interrupted welding portion of sheet material 9.
Adopt this baffle arrangement, make handle 6 and baffle plate 10,10 integrated by complete cycle welding, and baffle plate 10,10 is intermittently welded with sheet material 9, bear thereby suppress sheet material 9 suffered heat, can obtain to suppress the effect of the stress deformation of this sheet material 9.
; when adopting known baffle arrangement; because the pulling load that puts on handle 6 is mainly by baffle plate 10,10 interrupted welding portion W2 burden, so for the intensity that pulls and insufficient, might put on handle 6 owing to big pulling load this handle 6 is come off from sheet material 9.
In addition, the integral body of baffle plate 10, complete cycle welding portion W1 and interrupted welding portion W2 all are exposed to the outside, so also there is the problem of presentation quality variation.
The utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of grip structure body of engineering machinery, can be by baffle plate and sheet material be intermittently welded the stress deformation that suppresses sheet material, and can improve and pull intensity and presentation quality.
The utility model provides a kind of grip structure body of engineering machinery, comprising: sheet material constitutes the part of described engineering machinery; Handle is fixed in described sheet material; And baffle plate, weld with described handle welding and with described sheet material, wherein, described handle has along the handle body of the shape of specific direction extension, and first installation portion of the direction of intersecting from an end of this handle body to the long side direction with this handle body shape of extending, described sheet material has the through hole of the shape that runs through for described first installation portion, described baffle plate has the shape bigger than described through hole, and be connected to the back side of this sheet material with the state discontinuous welding of covering described through hole from the dorsal part of described sheet material, the first installation portion complete cycle of described handle is welded in the surface of described baffle plate, make described handle body become from the outstanding state in the surface of described sheet material, the outer rim of described through hole has the shape around the complete cycle welding portion on the surface of described first installation portion and described baffle plate.
According to this structure, this baffle plate discontinuous welding is connected to the back side of sheet material in the mode that allows the baffle plate of the shape bigger than through hole cover through hole, the first installation portion complete cycle welding (integrated) of handle is in the surface of this baffle plate, therefore, can obtain following effect: first, can suppress the stress deformation of baffle plate and sheet material this sheet material of when welding, and tremendous improve handle for the installation strength that pulls.
Namely, baffle plate has the shape bigger than through hole, and be connected to the back side of this sheet material with the state discontinuous welding of covering through hole from the dorsal part of sheet material, and the outer rim of through hole has the shape around the complete cycle welding portion on the surface of first installation portion and baffle plate, therefore, because the pulling load that puts on handle directly plays a role as the power of direction that the back side of sheet material is pressed on the surface of baffle plate, so as long as sheet material or described complete cycle welding portion are not destroyed, handle just can not come off from sheet material.
The second, because the interrupted welding portion of baffle plate and sheet material is not exposed to the outside, and just the complete cycle welding portion of the part on the surface of baffle plate and this part and handle is exposed to the outside, so outward appearance improves (can improve presentation quality).
In this case, it can be second installation portion that described handle also has the shape of extending from the other end of described handle body to the direction identical with the bearing of trend of described first installation portion, the through hole of described sheet material only comprises first through hole of the shape that runs through for described first installation portion, and second through hole of the shape that only runs through for described second installation portion, described baffle plate comprises first baffle plate and second baffle, described first baffle plate has than the big shape of described first through hole, and be connected to the back side of this sheet material with the state discontinuous welding of covering described first through hole from the dorsal part of described sheet material: described second baffle has than the big shape of described second through hole, and be connected to the back side of this sheet material with the state discontinuous welding of covering described second through hole from the dorsal part of described sheet material, the first installation portion complete cycle of described handle is welded in the surface of described first baffle plate, and the second installation portion complete cycle of described handle is welded in the surface of described second baffle, the complete cycle welding portion on the surface of described first installation portion and described first baffle plate has the shape that is accommodated in described first through hole, and the complete cycle welding portion on the surface of described second installation portion and described second baffle has the shape that is accommodated in described second through hole.
Like this, when utilization has the door font handle of installation portion respectively in the both sides of the long side direction of handle body, at sheet material as long as only form first through hole and second through hole of the shape that runs through for each installation portion, namely, can reduce to be formed at the total area of the through hole of sheet material, therefore, can suppress to reduce because of the intensity that forms the sheet material that through hole causes.
On the other hand, it also can be second installation portion that described handle also has the shape of extending from the other end of described handle body to the direction identical with the bearing of trend of described first installation portion, the through hole of described sheet material is the shape that the integral body of the described handle of confession can run through, first installation portion of described handle and the second installation portion complete cycle are welded in the surface of described baffle plate, and the complete cycle welding portion on the complete cycle welding portion on the surface of described first installation portion and described baffle plate and the surface of described second installation portion and described baffle plate has the shape that is accommodated in the described through hole respectively.
Like this, can therefore, can improve the assembling of handle and the efficient of installation exercise in advance in conjunction with door font handle and baffle plate (namely carrying out partial assembled).
In the utility model, comparatively it is desirable to, described baffle plate has with described first installation portion welding and with the baffle plate main body of described sheet material welding and from the reinforced sheet of this baffle plate main body towards the outstanding shape of the dorsal part of described sheet material.
According to this structure, under the situation of baffle plate for thinner sheet material, the thermal strain of this baffle plate in the time of can suppressing installation portion complete cycle with handle and be welded in this baffle plate.
According to the utility model, can be by baffle plate and sheet material be intermittently welded the stress deformation that suppresses sheet material, and can improve and pull intensity and presentation quality.
Description of drawings
Fig. 1 is the stereogram before the handle of expression first embodiment of the present utility model is installed.
Fig. 2 is the amplification view of the handle installment state (grip structure body) of first embodiment of the present utility model.
Fig. 3 is the stereogram before the handle of expression second embodiment of the present utility model is installed.
Fig. 4 is the stereogram of the handle installment state (grip structure body) of second embodiment of the present utility model.
Fig. 5 is the stereogram before the handle of expression the 3rd embodiment of the present utility model is installed.
Fig. 6 is the approximate three-dimensional map as the excavator of application example of the present utility model.
Fig. 7 is the sectional view that expression directly is installed on handle the structure in the past of sheet material.
Fig. 8 is the stereogram that expression utilizes the grip structure body of baffle arrangement in the past.
Fig. 9 is the amplification view that utilizes the grip structure body of baffle arrangement in the past.
The specific embodiment
Utilize Fig. 1 to Fig. 5 that embodiment of the present utility model is described.
The explanation of following each embodiment and background technology is same, with the situation of the fuel tank upper surface that handle 16 (handle) is installed on excavator as an example, wherein, the operator is in order operation such as motor, fuel, fuel tank, operating oil tank to be safeguarded and step on the crawler belt of lower running body and when contacting above the engineering machinery, grip this handle 16 and support the health of oneself.
A. first embodiment (with reference to Fig. 1,2)
In the first embodiment, same with the baffle arrangement in the past shown in Fig. 8,9, each installation portion 18,18 of handle 16 is used baffle plate respectively, i.e. first baffle plate 20 and second baffle 20.
In addition, each baffle plate 20,20 also can for discoideus, polygon is tabular.
Each baffle plate 20,20 has the shape than each through hole 23,23 big circles respectively.And, each baffle plate 20,20 is installed in the back side of sheet material 19 respectively by interrupted welding, cover the state of first through hole 23 and the state of by second baffle 20 from the dorsal part of sheet material 19 being covered second through hole 23 by first baffle plate 20 from the dorsal part of sheet material 19 to form.Among Fig. 2, W2 is each baffle plate 20,20 and the interrupted welding portion of sheet material 19.
On the other hand, first installation portion 18 of handle 16 is installed on the surface of first baffle plate 20 by the complete cycle welding in first through hole 23, and second installation portion 18 is installed on the surface of second baffle 20 by the complete cycle welding in second through hole 23.Among Fig. 2, W1 is both sides installation portion 18,18 complete cycle welding portion.As shown in Figure 2, each through hole 23,23 outer rim have the shape around complete cycle welding portion W1, W1 respectively.
Thus, handle 16 is installed on sheet material 19 via each baffle plate 20,20 under handle body 17 state side-prominent from the table of sheet material 19.
According to this structure, because the pulling load that puts on handle 16 directly plays a role as the power of direction that the back side of sheet material 19 is pressed on each baffle plate 20,20 surface, so as long as sheet material 19 or each complete cycle welding portion W1, W1 are not destroyed, handle 16 just can not come off from sheet material 19.
That is, compare with known baffle arrangement, the baffle arrangement of first embodiment can improve handle 16 for the installation strength that pulls tremendously.
In addition, because each baffle plate 20,20 and the interrupted welding portion W2 of sheet material 19 be not exposed to the outside, and just the part on each baffle plate 20,20 surface and complete cycle welding portion W1, the W1 of this part and handle 16 are exposed to the outside, so outward appearance improves (can improve presentation quality).
And, according to first embodiment, because each through hole 23, the 23rd, the circular hole with diameter that the both sides installation portion 18,18 for handle 16 runs through gets final product, can reduce to be formed at the through hole 23 of sheet material 19,23 total area, so can suppress to reduce because of the intensity that forms two through holes 23,23 sheet materials that cause 19.
B. second embodiment (with reference to Fig. 3,4)
About second embodiment and the 3rd embodiment, the difference with first embodiment only is described.
In second embodiment, sheet material 19 is provided with a through hole 24 of slotted hole shape, comprise each installation portion 18,18 handle 16 integral body can its radially reach on the long side direction around all have under the state in space and run through this through hole 24.On the other hand, baffle plate 21 is the both sides installation portion 18 across handle 16, the single baffle plate of 18 long Square consisting of two isosceles right-angled triangles shape.This baffle plate 21 has the shape than through hole 24 big circles.
And, at first, each installation portion 18,18 is passed through the complete cycle welded and installed respectively in the surface of baffle plate 21 (with reference to Fig. 3).
Then, thereby after handle 16 integral body inserted through hole 24 from the dorsal part of sheet material 19 making this handle 16 become the posture of the table side that protrudes from sheet material 19, baffle plate 21 is installed on the back side (with reference to Fig. 4) of this sheet material 19 to cover the state of through hole 24 from the dorsal part of sheet material 19 by interrupted welding.
According to this structure, because in advance in conjunction with handle 16 and baffle plate 21 (namely carrying out partial assembled), except the basic effect identical with first embodiment (coming off of handle 16 prevents the raising of effect and presentation quality), can also obtain to improve the effect of the efficient of the assembling of handle 16 and installation exercise.
In addition, also can be opposite with above-mentioned steps, take following step, namely, after baffle plate 21 is installed on the back side of sheet material 19, each installation portion 18,18 of handle 16 is inserted in the through hole 24 from the top of sheet material 19 respectively, and complete cycle is welded in the surface of baffle plate 21.
C. the 3rd embodiment (with reference to Fig. 5)
In the 3rd embodiment, structure with second embodiment is prerequisite, employing possesses the baffle plate 22 of the section L font of baffle plate main body 22a and reinforced sheet 22b, wherein said baffle plate main body 22a is tabular long on the direction, be used for both sides installation portion 18,18 welding with handle 16, and with sheet material 19 welding, reinforced sheet 22b has from a side of the width (short side direction) of the described baffle plate main body 22a outstanding shape of dorsal part (dorsal part of sheet material 19) towards this baffle plate main body 22a.This baffle plate 22 forms by bending sheets.
The installation steps of handle 16 and basic effect are identical with second embodiment.
According to this structure, under baffle plate 22 situation for thinner sheet material, can suppress the both sides installation portion 18 of handle 16, the thermal strain of this baffle plate 22 when 18 complete cycles are welded in this baffle plate 22.
In addition, also can make baffle plate main body 22a and reinforced sheet 22b as separate parts, they constitute baffle plate 22 by solder bond.
In addition, also can reinforced sheet 22b be set at the pars intermedia of the width of baffle plate main body 22a.
D. other embodiments
(1) structure that allows baffle plate 22 be provided with the 3rd embodiment of reinforced sheet 22b also can be applied to each baffle plate 20,20 of first embodiment.
(2) in the above-described embodiment, only represented to be respectively arranged with in the long side direction both sides of handle body 17 handle 16 of installation portion 18,18 two end supports formula, but the utility model only also can be applied to be provided with in a side of the long side direction of handle body 17 the cantilevered handle of installation portion.
In this case, shown in first embodiment, take to make installation portion to run through from the table side of sheet material 19 under the situation of structure of through hole 23 of circular hole, as long as through hole 23 and baffle plate 20 are only respectively arranged one.
On the other hand, shown in the second or the 3rd embodiment, take to make handle integral body to run through from the dorsal part of sheet material 19 under the situation of installation steps of through hole 24, shown in two embodiments, as long as take to arrange the through hole 24 of slotted hole shape and the baffle plate 21 (or baffle plate main body 22a) of long Square consisting of two isosceles right-angled triangles shape, and weld by complete cycle and the structure of the installation portion 18 of mounting knob 16 gets final product in a side of the long side direction of baffle plate 21 (or baffle plate main body 22a).
(3) as the distortion of the handle of two end supports formula, only also handle integral body can be formed the rectangular L font of a side bending with long side direction, and the structure (structure of through hole and baffle plate is set at each installation portion) by first embodiment is installed on the installation portion (a side installation portion) of bending side and the installation portion (opposite side installation portion) of not bending side respectively on two sheet materials two faces of the sheet material of L font (or bend to) of orthogonal configuration.
(4) the utility model is not limited to be shown in the situation of handle 16 (handle) that the fuel tank upper surface install to be used for supports operator's health as above-mentioned embodiment, also can be applied to the situation of the situation of the handrail that leads to the ladder above the machinery being installed and the handle that loads and unloads usefulness being installed covering of various device at the framework of top revolving body etc.
Claims (4)
1. the grip structure body of an engineering machinery is characterized in that comprising:
Handle;
Sheet material constitutes the part of described engineering machinery; And
Baffle plate welds with described handle welding and with described sheet material, wherein,
Described handle has the handle body of the shape of extending along specific direction and first installation portion of the shape of direction extension from an end of this handle body to the long side direction with this handle body that intersects from,
Described sheet material has the through hole of the shape that runs through for described first installation portion,
Described baffle plate has the shape bigger than described through hole, and is connected to the back side of this sheet material with the state discontinuous welding of covering described through hole from the dorsal part of described sheet material,
The first installation portion complete cycle of described handle is welded in the surface of described baffle plate, makes described handle body become from the outstanding state in the surface of described sheet material,
The outer rim of described through hole has the shape around the complete cycle welding portion on the surface of described first installation portion and described baffle plate.
2. the grip structure body of engineering machinery according to claim 1 is characterized in that:
Described handle also has second installation portion of the shape of extending from the other end of described handle body to the direction identical with the bearing of trend of described first installation portion,
The through hole of described sheet material only comprises first through hole of the shape that runs through for described first installation portion and second through hole of the shape that only runs through for described second installation portion,
Described baffle plate comprises first baffle plate and second baffle, and described first baffle plate has than the big shape of described first through hole, and is connected to the back side of this sheet material with the state discontinuous welding of covering described first through hole from the dorsal part of described sheet material; Described second baffle has than the big shape of described second through hole, and is connected to the back side of this sheet material with the state discontinuous welding of covering described second through hole from the dorsal part of described sheet material,
The first installation portion complete cycle of described handle is welded in the surface of described first baffle plate, and the second installation portion complete cycle of described handle is welded in the surface of described second baffle,
The complete cycle welding portion on the surface of described first installation portion and described first baffle plate has the shape that is accommodated in described first through hole, and the complete cycle welding portion on the surface of described second installation portion and described second baffle has the shape that is accommodated in described second through hole.
3. the grip structure body of engineering machinery according to claim 1 is characterized in that:
Described handle also has second installation portion of the shape of extending from the other end of described handle body to the direction identical with the bearing of trend of described first installation portion,
The through hole of described sheet material is the shape that the integral body of the described handle of confession can run through,
First installation portion of described handle and the second installation portion complete cycle are welded in the surface of described baffle plate,
The complete cycle welding portion on the complete cycle welding portion on the surface of described first installation portion and described baffle plate and the surface of described second installation portion and described baffle plate has the shape that is accommodated in the described through hole respectively.
4. according to the grip structure body of each described engineering machinery in the claim 1 to 3, it is characterized in that: described baffle plate comprises with the welding of described first installation portion and with the baffle plate main body of described sheet material welding and have from the reinforced sheet of this baffle plate main body towards the outstanding shape of the dorsal part of described sheet material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-179691 | 2011-08-19 | ||
| JP2011179691A JP2013040533A (en) | 2011-08-19 | 2011-08-19 | Handlebar mounting structure for construction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203034514U true CN203034514U (en) | 2013-07-03 |
Family
ID=47889149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220428145 Expired - Fee Related CN203034514U (en) | 2011-08-19 | 2012-08-17 | Handle structural body of engineering machinery |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2013040533A (en) |
| CN (1) | CN203034514U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6458573B2 (en) * | 2015-03-16 | 2019-01-30 | コベルコ建機株式会社 | Construction machinery |
-
2011
- 2011-08-19 JP JP2011179691A patent/JP2013040533A/en not_active Withdrawn
-
2012
- 2012-08-17 CN CN 201220428145 patent/CN203034514U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013040533A (en) | 2013-02-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4906132B2 (en) | Cab in construction machinery | |
| US8079636B2 (en) | Cab for construction machine | |
| KR101134057B1 (en) | Reinforcement structure for pipe and cab structure for construction machine having the same | |
| CN203034514U (en) | Handle structural body of engineering machinery | |
| EP2039591A1 (en) | Center frame in crawler travel device and method for manufacturing center frame | |
| JP2012232702A5 (en) | ||
| JP2015077819A (en) | Reinforcing structure of vehicle spring house | |
| JP2010196408A (en) | Revolving frame of construction machine | |
| JP4285213B2 (en) | Assembly method of the structure around the roof of an automobile | |
| JPH10338161A (en) | Joint part structure of vehicle frame | |
| JP2010000880A (en) | Automobile back door mounting structure | |
| JP6174969B2 (en) | Construction machinery cab support structure | |
| CN203730922U (en) | Fixing support | |
| JP5315446B2 (en) | Construction machinery cab | |
| JP2012224242A (en) | Vehicle lower structure | |
| JP6149875B2 (en) | Engine support structure for construction machine and method for assembling the same | |
| JP4223676B2 (en) | Bracket mounting structure for vehicle fuel tank mounting | |
| CN113445565B (en) | Engineering machinery supporting leg and engineering machinery | |
| JP5214387B2 (en) | Excavator | |
| CN216684610U (en) | Vehicle body lower rear wall support reinforcing structure | |
| CN110077512A (en) | A kind of motorcycle and its vehicle frame | |
| JP2016089375A (en) | Construction machine boom | |
| JPH0825371B2 (en) | Car suspension attachment structure | |
| CN207220123U (en) | A kind of aquatic products bulking machine main frame | |
| CN221438243U (en) | Electric vehicle frame and electric vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20210817 |