CN103874805B - Pipe arrangement clamping device and engineering machinery - Google Patents
Pipe arrangement clamping device and engineering machinery Download PDFInfo
- Publication number
- CN103874805B CN103874805B CN201280050961.2A CN201280050961A CN103874805B CN 103874805 B CN103874805 B CN 103874805B CN 201280050961 A CN201280050961 A CN 201280050961A CN 103874805 B CN103874805 B CN 103874805B
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- China
- Prior art keywords
- fixture
- sheet material
- pipe arrangement
- clamping device
- bolt
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
- E02F9/2275—Hoses and supports therefor and protection therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/22—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
- F16L3/223—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals each support having one transverse base for supporting the pipes
- F16L3/2235—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals each support having one transverse base for supporting the pipes each pipe being supported by a common element fastened to the base
Abstract
The pipe arrangement clamping device (22) of many pipe arrangements of clamping engineering machinery comprises: sheet material (9), forms a part for engineering machinery and has surface (9a) and the inside (9b); First fixture (23), is arranged on the inboard face of sheet material (9); Above-mentioned many pipe arrangements can be clipped between the first fixture (23) and above-mentioned second fixture along the direction parallel with the thickness direction of sheet material (9) by the second fixture (24); Joint bolt (29), for combining the first fixture (23) and the second fixture (24); And erection bolt (36), for the first fixture (23) being installed to the inboard face of sheet material (9).Sheet material (9) has the erection bolt hole (35) passed for erection bolt (36) and the handle hole (37) being formed as the shape that the unscrewing operation of joint bolt (29) is carried out from the table side of sheet material (9).
Description
Technical field
The present invention relates in the engineering machinery such as excavator at the pipe arrangement clamping device showing the space internal fixtion many pipe arrangements that side seal closes.
Background technology
For excavator, background technology is described.
As shown in Figure 7, excavator comprises: caterpillar lower running body 1, to be equipped on the upper rotation 2 on this lower running body 1, the driver's cabin 3 be equipped in this upper rotation 2, the various equipment comprising not shown motor and machine relative to this lower running body 1 mode of turning round freely and to be arranged on the operation fixture 6 of front portion of upper rotation 2.Operation fixture 6 comprises swing arm 4 and swing arm fluctuating hydraulic cylinder 5.
In addition, driver's cabin 3 is arranged on the front portion, left side of upper rotation 2.In this manual, with the position of driver's cabin 3 for benchmark defines " fore-and-aft direction " and " left and right directions ".
And, in order to reduced graph and explanation, omit with the present invention without the detailed icon in each portion of excavator of direct relation and explanation.
In the leading section of upper rotation 2, be provided with fixture mounting bracket 7 (only side being shown in figure).The bottom of operation fixture 6, that is, the bottom of swing arm 4 and swing arm fluctuating hydraulic cylinder 5 is installed in this fixture mounting bracket 7.
As shown in Figure 8, fixture mounting bracket 7 comprises: the vertical plate body of pair of right and left 8,8, header board 9 between the inner surface that is arranged on this two plate body 8,8 and be arranged on the hydraulic cylinder installation portion 10 of front surface bottom of this header board 9.The bottom of swing arm 4 is installed between two plate bodys 8,8, and the bottom of swing arm fluctuating hydraulic cylinder 5 is installed in hydraulic cylinder installation portion 10.
And operation fixture 6 comprises multiple hydraulic actuator.And, the many hydraulic pipings for multiple hydraulic actuator (are generally flexual flexible pipe, below, be described with this situation) 11 ... be configured to the inner side (inboard of header board 9) through fixture mounting bracket 7 and erect along operation fixture 6, this part erected is fixed on the back side (the inside) of header board 9 by clamping device 12.
In the past, the general employing of this clamping device 12 had a pair, the front and back fixture 13,14 of the tabular that is formed as growing crosswise as shown in Figure 9 and was clamped in the three layer construction of the liner 15 be made up of rubber elastomeric material between a pair fixture 13,14.This clamping device 12 is at many flexible pipes 11 ... arrangement ground is through the pipe arrangement through hole 16 of liner 15 in left-right direction ... state under, utilization extends through the bolt 17 of front-surface side at the both ends, left and right of a pair fixture 13,14 from the rear side of header board 9 and is screwed into the nut 18 of bolt 17 from the front-surface side of header board 9, carries out following operation: by many flexible pipes 11 simultaneously ... be clipped in (fixture combination) between a pair fixture 13,14; And fixing (fixture is installed) of a pair fixture 13,14 and the header board 9 as jig-attachment part.(following, to call it as the first known technology).
In addition, liner 15 arranges seamed 19, make pipe arrangement through hole 16 ... side towards the fore-and-aft direction of liner 15 is open, for from seam 19 by many flexible pipes 11 ... be pressed into pipe arrangement through hole 16 ... (with reference to Fig. 9).
And, as shown in following patent document 1, there will be a known rear side fixture 14 and be fixed in the inner side of fixture mounting bracket 7, liner 15 and front side fixture 13 overlapping and be secured by bolts in the clamping device (following, to call it as the second known technology) of the front-surface side of rear side fixture 14.
According to this second known technology, the operation of bolt can be carried out from the front-surface side of support 7.
On the other hand, as the elongation technology of the first known technology, there will be a known and accompany liner 15 and flexible pipe 11 between two fixtures 13,14 ... state under make it combine by joint bolt, again two fixtures 13,14 are installed on the structure of the inside of header board 9 by erection bolt, that is, respective bolt is utilized to combine the technology (being called the 3rd known technology) of installing with fixture to carry out fixture.
In 3rd known technology, two fixtures 13,14 are installed on header board 9 with the state of erection, are carrying out flexible pipe 11 ... the position of length direction and the adjustment of flexure and flexible pipe adjustment operation after, by formally fastening for two fixtures 13,14.
Adopting in above-mentioned first known technology and the second known technology, when carrying out the structure that fixture combines and fixture is installed, also together must carry out flexible pipe adjustment operation when fixture combines and fixture installs, the therefore non-constant of the assembling operation of clamping device simultaneously.
Now, in the first known technology, must in the rear side of fixture mounting bracket 7, namely, narrow and hand is difficult to get at, under visual also poor situation, operate fixing (formally fastening) of two fixtures 13,14 after flexible pipe adjustment operation, therefore workability is especially poor.
On the other hand, carrying out in the 3rd known technology that fixture combines and fixture is installed respectively, although assembling workability than the first known technology and the second known technology slightly good, but due to rear side from fixture mounting bracket 7 same with the first known technology of having to carry out flexible pipe adjustment operate after the formal tightening operation and flexible pipe replacing etc. of two fixtures 13,14 safeguard time the unscrewing operation (hereinafter referred to as " formal tightening operation etc. ") of bolt, therefore the 3rd known technology fails fundamentally to solve the improvement problem of workability.
Patent document 1: No. 5-81355, Japanese Laid Open Patent Beneficial
Summary of the invention
The object of the present invention is to provide a kind of clamping device of engineering machinery, to carry out respectively, premised on the structure that fixture combines and fixture is installed, formal tightening operation etc. to be carried out from the front-surface side of jig-attachment part, thus improve the workability of assembling.
Pipe arrangement clamping device involved in the present invention, for clamping many pipe arrangements of engineering machinery, clamps many pipe arrangements of engineering machinery, and comprises: sheet material, forms a part for described engineering machinery, has surface and the inside; First fixture, is installed on the inside of described sheet material; Described many pipe arrangements can be clipped between described first fixture and described second fixture along the direction parallel with the thickness direction of described sheet material by the second fixture; Joint bolt, for being combined described first fixture with described second fixture; And erection bolt, for described first fixture being installed on the inside of described sheet material, wherein, described sheet material has: erection bolt hole, passes for described erection bolt; And handle hole, be formed as the shape that the unscrewing operation of described joint bolt is carried out from the table side of described sheet material.
Accompanying drawing explanation
Fig. 1 is the fixture mounting bracket of the excavator of the clamping device be provided with involved by an embodiment of the invention and the stereogram of periphery thereof.
Fig. 2 is the cross-sectional side elevational view with a part.
Fig. 3 is the enlarged drawing of the X part of Fig. 2.
Fig. 4 is the amplification view of the fixture integrated structure representing above-mentioned clamping device.
Fig. 5 is the amplification view of the installation structure for clamp representing above-mentioned clamping device.
Fig. 6 is the exploded perspective view of the clamping device involved by embodiment.
Fig. 7 is the summary side elevation being suitable for excavator of the present invention.
Fig. 8 is the biopsy cavity marker devices enlarged drawing of the part of the clamping device be provided with in the past.
Fig. 9 is the fixture combination of the clamping device represented in the past and the amplification view of mounting structure.
Detailed description of the invention
The clamping device 22 of one embodiment of the present invention is described referring to figs. 1 through Fig. 6.
The clamping device 22 of present embodiment is same with background technology, it is the clamping device of excavator, specifically, be the many hydraulic pipings (flexible pipe) 11 will configured to the hydraulic actuator of operation fixture with standing shape ... be fixed to the clamping device of the rear side of fixture mounting bracket 7.
The fixture mounting bracket 7 of embodiment comprise the vertical plate body of pair of right and left 8,8, be arranged on the header board 9 as sheet material between this two plate body 8,8 and be arranged on the hydraulic cylinder installation portion 10 of front surface bottom of this header board 9.Be with the something in common of the conventional art shown in Fig. 7,8, the bottom of swing arm 4 is installed between two plate bodys 8,8, and the bottom of swing arm fluctuating hydraulic cylinder 5 is installed in hydraulic cylinder installation portion 10.
In addition, in Fig. 1 to Fig. 6, for the part identical with the part shown in Fig. 7,8, mark the symbol identical with the symbol shown in Fig. 7,8, and omit the explanation of this part.
The clamping device 22 of present embodiment comprises: be formed as the front side fixture 23 as the first fixture of the tabular of growing crosswise, be formed as the tabular of growing crosswise and the rear side fixture 24 as the second fixture at front side fixture 23 rear and the liner 25 be made up of rubber elastomeric material that is clamped between front side fixture 23 and rear side fixture 24.Combination (fixture combination) and the front side fixture 23 of described each fixture 23,24 and liner 25 carry out respectively toward the installation (fixture is installed) on header board 9.
It is described in detail in detail, and the size of the above-below direction of front side fixture 23 is set to be greater than the size of the above-below direction of rear side fixture 24.Further, as shown in Fig. 2 to Fig. 4, Fig. 6, under the state that the top of front side fixture 23 projects to than rear side fixture 24 more top, two fixtures 23,24 and liner 25 are combined (fixture combination) by fixture combining unit.
On the other hand, the both ends, left and right of front side fixture 23 fixture 23 on front side of this, the position offset upward relative to fixture combining unit, is installed on the inside 9b (fixture installation) of header board 9 by fixture installation unit.
Fixture combining unit, as shown in Fig. 4,6, comprising: combined hole 26, arranges in the mode of the thickness direction running through fixture 23 on front side of this at the both ends, left and right of front side fixture 23; The nut 27 of tubular, be formed in rear side fixture 24 on and give prominence to forward; And joint bolt inserting hole 28, the both ends, left and right of liner 25 are arranged in the mode corresponding with described combined hole 26 and nut 27.
Nut 27 is from the rear side Intercalation bolt insertion hole 28 of liner 25, joint bolt 29 runs through combined hole 26 from the front-surface side of front side fixture 23 and is screwed into nut 27, thus two fixtures 23,24 and liner 25 is combined (erection and formally fastening).
Liner 25 has: the multiple pipe arrangement through holes 30 run through along the vertical direction respectively ..., and for making this pipe arrangement through hole 30 ... side towards the fore-and-aft direction of liner is open also from here by many flexible pipes 11 ... be pressed into the seam 31 of pipe arrangement through hole 30 ... (with reference to Fig. 4 to Fig. 6).
And, the central portion of the left and right directions on the front surface of liner 25, be provided with the retaining pin 32 of the shape of giving prominence to from the front surface of this liner 25 forward, and the central portion of the left and right directions on the rear surface of liner 25, is provided with the retaining pin 32 of the shape of giving prominence to towards the rear from the rear surface of this liner 25.Further, front side fixture 23 has the retaining hole 33 of the shape embedded for the retaining pin 32 being arranged on liner 25 front surface, and rear side fixture 24 has the retaining hole 33 of the shape embedded for the retaining pin 32 being arranged on liner 25 rear surface.Each retaining pin 32 is fitted together to the retaining hole 33 to correspondence respectively, so as two fixtures 23,24 fixture in conjunction with time when fastening (during erection and formal) liner 25 is not remained between two fixtures 23,24 while relative displacements occur two fixtures 23,24.
On the other hand, as shown in Figure 5,6, fixture installation unit comprises: be arranged on front side fixture 23 both ends, left and right ratio combined hole 26 more upside internal thread hole (internal thread part) 34,34; Through hole and the erection bolt hole 35,35 of header board 9 is arranged at accordingly with this internal thread hole 34,34; And erection bolt 36,36.By erection bolt 36,36 is screwed into internal thread hole 34,34 from the front-surface side of header board 9 via erection bolt hole 35,35, thus carry out front side fixture 23 toward the installation (fixture installation) on the inside 9b of header board 9.Thus, two fixtures 23,24 and liner 25 are installed on the inside 9b of header board 9.
Header board 9 has the handle hole 37,37 for carrying out unscrewing operation from front-surface side (table side) the head 29a to joint bolt of header board 9 by the instrument T such as die nut (with reference to Fig. 4).
Handle hole 37,37 runs through along the thickness direction of header board 9.This handle hole 37,37 has to be enough to insert in this handle hole 37,37 from the front-surface side of header board 9 for instrument T and carried out the diameter of rotation process by the head 29a of this instrument T to joint bolt.
And header board 9 and front side fixture 23 have the holding section, location that can mutually engage respectively.The holding section, location of header board 9 and the holding section, location of front side fixture 23 have the shape by making front side fixture 23 mutually engage close to header board 9 along above-mentioned thickness direction from rear.Engaged with each other by these holding sections, location, front side fixture 23 is held in the inside 9b of header board 9, and determines the relative position relation of front side fixture 23 and header board 9.Specifically, the front side chuck body 23a that front side fixture 23 has the tabular of growing crosswise and the alignment pin 38 of shape given prominence to forward from the central portion of the left and right directions of chuck body 23a on front side of this, header board 9 has the locating hole 39 of the shape embedded for alignment pin 38.That is, alignment pin 38 is equivalent to the holding section, location of front side fixture 23, and locating hole 39 is equivalent to the holding section, location of header board 9.Embed locating hole 39 by alignment pin 38, make front side fixture 23 be held in the inside 9b of header board 9, and determine the relative position relation of front side fixture 23 and header board 9.
In addition, as shown in Figure 5, alignment pin 38 is mounted to front side chuck body 23a by welding, namely, under the state that alignment pin 38 is inserted through through hole front side chuck body 23a in outstanding mode forward, the part being positioned at through hole of this alignment pin 38 is welded in the inner peripheral surface surrounding through hole.
Like this, do not exist because alignment pin 38 is welded direct to the surface of front side chuck body 23a, cause its welding portion to be heaved towards header board 9 side, cause front side fixture 23 to be deteriorated with the close property of header board 9 thus.
The flow process of the clamping operation by this clamping device is described.
(I) by flexible pipe 11 ... through the pipe arrangement through hole 30 of liner 25 ..., and this liner 25 is clipped between two fixtures 23,24.Then, by joint bolt 29 by three's erection (fixture combination), form three layers of body that two fixtures 23,24 and liner 25 one-tenth are integrated.
Under this erection state, each flexible pipe 11 ... relative to three layers of body, can relatively displacement on the length direction of flexible pipe 11.
(II) three layers of body are set to the rear side of fixture mounting bracket 7, alignment pin 38 is inserted locating hole 39.Thus, three layers of body are held in this header board 9 in the 9b side, the inside of header board 9, and complete the location of three layers of body relative to header board 9.
In this case, become the head 29a embedding operation hole 37 of joint bolt, this head 29a is towards the state of the front-surface side of header board 9, that is, the head 29a of joint bolt is positioned at surperficial 9a inside (rear side) than header board 9 and the state in the outside (front side) of front side fixture 23 (with reference to Fig. 4).
(III) erection bolt 36 is screwed into internal thread hole 34 via erection bolt hole 35 and fastening from the front-surface side of header board 9, thus carries out three layers of body toward fixing (fixture installation) (state of Fig. 3) on header board 9.
(IV) in this case, flexible pipe 11 is adjusted ... the position and flexure situation etc. of length direction.
(V) as shown in Figure 4, instrument T is mounted to the head 29a of joint bolt from the front-surface side update hole 37 of header board 9, carrys out fastening joint bolt 29 by rotating this instrument T, to make three layers of body combine securely, namely carrying out formally fastening.
By having operated clamping operation above.
Utilize this clamping device 22, from the front-surface side of header board 9 (fixture mounting bracket 7), namely can guarantee the side of enough working spaces, simply and efficiently carry out formally fastening to two fixtures 23,24 after flexible pipe adjustment operation.
Thus, after as mentioned above two fixtures 23,24 of erection state being mounted to header board 9, carrying out pipe arrangement adjustment, then carry out formally fastening operation and become easy.
Especially in embodiments illustrative excavator is such, by flexible pipe 11 ... through this narrow space of inboard of the header board 9 of fixture mounting bracket 7, and by clamping device 22, this flexible pipe 11 being fixed in the machinery of the inside 9b of header board 9, above-mentioned effect is particularly remarkable.
And under the erection state of two fixtures 23,24, compared with the formal tightening state of two fixtures 23,24, the reaction force acting on these fixtures 23,24 from flexible pipe 11 is little, and therefore two fixtures 23,24 become easy toward the installation on header board 9.
In addition, according to the present embodiment, following effect can be obtained.
I two fixtures 23,24 that () is undertaken by erection bolt 36 also can carry out from the front-surface side of header board 9 toward the installation (fixture installation) on header board 9, and therefore the assembling operation of clamping device 22 becomes higher.
(ii) because erection bolt hole 35 is arranged relative to handle hole 37 with offseting upward, therefore, compared with being formed in the situation on the same column of left and right directions with erection bolt hole 35 and handle hole 37, two fixtures 23, the 24 i.e. left and right directions size of clamping device entirety can be reduced.Therefore, under the situation that such as fixture mounting bracket 7, the left and right directions size of header board 9 is restricted, become favourable.
(iii) by the alignment pin 38 of front side fixture 23 being inserted the locating hole 39 of header board 9, thus two fixtures 23,24 are positioned relative to header board 9 and is held in header board 9, therefore, to be fixed to by above-mentioned two fixtures 23,24 compared with the situation of header board 9 with under the state being positioned header board 9 being supported by two fixtures 23,24 with hand by bolt, workability is improved further.Especially, illustrative excavator is such in embodiments, particularly favourable when two fixtures 23,24 are arranged on the inboard of fixture mounting bracket 7.
(iv) owing to being clamped with liner 25 between two fixtures 23,24, therefore, even if under the erection state of two fixtures 23,24, also flexible pipe 11 can be suppressed by the restraint forces of liner 25 ... relative to the relative displacement of two fixtures 23,24.Therefore, pipe arrangement adjustment operation and formal tightening operation become more simple.
Other embodiments
(1) in above-mentioned embodiment, exemplified with under the state of the inside 9b being installed in header board 9 at two fixtures 23,24, the head 29a of joint bolt is positioned at the situation of the surperficial 9a inside (downside of Fig. 4) than header board 9, but in the same state, the head 29a of joint bolt also can project to the surperficial 9a more lateral (front side) than header board 9.
(2) or, also following structure can be adopted: by the table side direction inboard depression from front side fixture 23, thus the head 29a and the recess with the opening be connected with combined hole 26 that receive joint bolt is provided with in the table side of front side fixture 23, the head 29a of joint bolt is positioned at this recess, that is, the inner side (rear side) of the inside 9b of header board 9 is positioned at.
(3) and, in above-mentioned embodiment, as front side fixture 23 holding section, location and exemplified with alignment pin 38, as header board 9 holding section, location and exemplified with locating hole 39, but these location holding sections be not limited to alignment pin 38 and locating hole 39.Such as, the holding section, location of front side fixture 23 also can be the teat forwards given prominence to from front side chuck body 23a, and the holding section, location of header board 9 also can be the recess for the shape caved in towards surperficial 9a from the inside 9b of this header board 9 engaged with this teat.
(4) or, also can be contrary with above-mentioned embodiment, alignment pin 38 is formed in the inside 9b of header board 9 on outstanding posture backwards, and locating hole 39 is formed on the fixture 23 of front side.
(5) also liner 25 can be omitted, and by many flexible pipes 11 ... directly be clipped between two fixtures 23,24.
(6) as described in the embodiment, it is preferable that, from the front-surface side of header board 9, two fixtures 23,24 can be installed on (fixture installation) header board 9, but also can adopt and carry out this fixture installation from the rear side of header board 9, and only carry out the structure of the formal tightening operation of two fixtures 23,24 etc. from the front-surface side of header board 9.Even if in this case, the assembling operation of clamping device 22 also can be fully improved.
(7) clamping device 22 of present embodiment it is preferable that the inside of the fixture mounting bracket 7 being arranged on excavator, but also can be arranged on other parts of this excavator.And this clamping device 22 can also be widely used in the engineering machinery beyond excavator.
Herein, above-mentioned embodiment is summarized.
(1) clamping device 22 of above-mentioned embodiment comprises: sheet material, forms a part for described engineering machinery, has surface and the inside; First fixture, is installed on the inside of described sheet material; Described many pipe arrangements can be clipped between described first fixture and described second fixture along the direction parallel with the thickness direction of described sheet material by the second fixture; Joint bolt, for being combined described first fixture with described second fixture; And erection bolt, for described first fixture being installed on the inside of described sheet material, wherein, described sheet material has: erection bolt hole, passes for described erection bolt; And handle hole, be formed as the shape that the unscrewing operation of described joint bolt is carried out from the table side of described sheet material.
According to this clamping device, can from the front-surface side of sheet material (jig-attachment part) simply and carry out the formal tightening operation etc. of two fixtures after pipe arrangement adjustment operation (flexible pipe adjustment operation) efficiently.Specifically, sheet material has the handle hole that can carry out the shape of the unscrewing operation of described joint bolt from the table side of this sheet material, therefore after two fixtures of erection state are installed on the inside of sheet material, after carrying out pipe arrangement adjustment operation, by becoming easy from the table side of sheet material through the fastening joint bolt of handle hole with the unscrewing operation of the formally operation of fastening two fixtures and joint bolt when safeguarding.And under the erection state of two fixtures, compared with the formal tightening state of two fixtures, the reaction force acting on these fixtures from pipe arrangement is little, and therefore two fixtures become easy toward the installation on sheet material.
(2) and, described handle hole has the diameter of a circle larger than the head of described joint bolt, under the state that described first fixture is combined with described second fixture by described joint bolt, the head of described joint bolt being positioned at than surrounding the inner peripheral surface of described handle hole more in the inner part from the face side of described sheet material along during the end on observation of described joint bolt, and is positioned at than described plate surface more in the inner part.
According to this structure, the head of joint bolt can not be projected into outside (front side) from the surface of sheet material, and the head colliding joint bolt because of rock etc. therefore can be suppressed to cause the generation of the problem of this head breakage.
(3) in addition, under the state that described first fixture is combined with described second fixture by described joint bolt, the head of described joint bolt is positioned at more more outward than described first fixture.
According to this structure, can carry out the unscrewing operation of joint bolt in the outside of the first fixture (front side), therefore the operability of this unscrewing operation improves.
(4) and, described erection bolt hole has can insert shape to inboard for described erection bolt from the table side of described sheet material, described first fixture has internal thread part, and internal thread part can be screwed into for the erection bolt being inserted through described erection bolt hole from the table side of described sheet material.
According to this structure, two fixtures also can carry out from the table side of sheet material toward the installation (fixture installation) on sheet material, and therefore the assembling operation of clamping device improves further.
(5) and, described erection bolt hole and described handle hole are set to mutually depart from the vertical direction.
According to this structure, be formed in erection bolt hole and handle hole compared with the situation on the same column of left and right directions, the left and right directions size of two fixtures and clamping device entirety can be reduced.
(6) and, described sheet material and described first fixture have the holding section, location that can mutually engage respectively, engaged with each other by holding section, described location, described first fixture is held in the inside of described sheet material, and determines the relative position relation of described first fixture and described sheet material.
According to this structure, to be fixed to by this two fixture compared with the situation of sheet material with supporting with hand under the state that two fixture support are positioned sheet material by bolt, workability is improved further.
(7) in addition, holding section, location and the holding section, location of described first fixture of described sheet material have the shape by making described first fixture mutually engage along the direction parallel with described thickness of slab close to described sheet material.
According to this structure, by the engaging making the first fixture just can realize two holding sections, location close to this easy operation of sheet material from the direction parallel with described thickness of slab.
(8) and, pipe arrangement clamping device of the present invention also comprises: liner, and be clamped between described first fixture and described second fixture, wherein, described liner has: described liner has: pipe arrangement through hole, inserts for described many pipe arrangements; And joint bolt inserting hole, pass for described joint bolt.
According to this structure, even if under the erection state of two fixtures, also can keep pipe arrangement by the restraint forces of liner, therefore pipe arrangement adjustment operation and formal tightening operation become more simple.
(9) and, the engineering machinery of present embodiment comprises: lower running body; Upper rotation, to be equipped on described lower running body relative to described lower running body revolution mode freely; Operation fixture, is arranged on the front portion of described upper rotation; Many erect pipe arrangement, are configured to erect along described operation fixture; And the pipe arrangement clamping device according to any one of claim 1 to 8, wherein, the sheet material of described pipe arrangement clamping device is arranged on erect the more forward side of pipe arrangement than described and be included in the header board in the fixture mounting bracket of the bottom of installing described operation fixture, described first fixture and described second fixture by be configured in described header board inboard erect the state that pipe arrangement clamps under be combined with each other by described joint bolt, described first fixture is arranged on the inboard of described header board by described erection bolt.
Like this, by the described clamping device of fixing use erecting pipe arrangement of this small space of inboard to the header board through fixture mounting bracket, thus can from the front-surface side of header board, namely, the side of enough action spaces can be guaranteed, formal tightening operation etc. is carried out to two fixtures after pipe arrangement adjustment operation (flexible pipe adjustment operation) and this pipe arrangement adjustment operation.Thus, can simply and effectively carry out described in erect the fixed operation of pipe arrangement.
The explanation of symbol
1 lower running body
2 upper rotation
6 operation fixtures
7 fixture mounting brackets
9 header boards (jig-attachment part, sheet material)
9a surface
Inside 9b
11 flexible pipes (hydraulic piping)
22 clamping devices
Fixture (the first fixture) on front side of in the of 23
Chuck body on front side of 23a
Fixture (the second fixture) on rear side of in the of 24
25 liners
26 combined holes (fixture combining unit)
27 nuts (fixture combining unit)
28 joint bolt inserting holes (fixture combining unit)
29 joint bolts (fixture combining unit)
The head of 29a joint bolt
30 pipe arrangement through holes
34 internal thread parts (fixture installation unit)
35 erection bolt holes (fixture installation unit)
36 erection bolts (fixture installation unit)
37 handle holes
T instrument
38 alignment pins (holding section, location)
39 locating holes (holding section, location)
Claims (9)
1. a pipe arrangement clamping device for engineering machinery, is characterized in that, for clamping many pipe arrangements of engineering machinery, and comprises:
Sheet material, forms a part for described engineering machinery, has surface and the inside;
First fixture, is installed on the inside of described sheet material;
Described many pipe arrangements can be clipped between described first fixture and described second fixture along the direction parallel with the thickness direction of described sheet material by the second fixture;
Joint bolt, for being combined described first fixture with described second fixture; And
Erection bolt, for described first fixture being installed on the inside of described sheet material, wherein,
Described sheet material has: erection bolt hole, passes for described erection bolt; And handle hole, be formed as the shape that the unscrewing operation of described joint bolt is carried out from the table side of described sheet material.
2. the pipe arrangement clamping device of engineering machinery according to claim 1, is characterized in that:
Described handle hole has the diameter of a circle larger than the head of described joint bolt,
Under the state that described first fixture is combined with described second fixture by described joint bolt, the head of described joint bolt being positioned at than surrounding the inner peripheral surface of described handle hole more in the inner part from the table side of described sheet material along during the end on observation of described joint bolt, and is positioned at than described plate surface more in the inner part.
3. the pipe arrangement clamping device of engineering machinery according to claim 2, is characterized in that:
Under the state that described first fixture is combined with described second fixture by described joint bolt, the head of described joint bolt is positioned at more more outward than described first fixture.
4. the pipe arrangement clamping device of engineering machinery according to any one of claim 1 to 3, is characterized in that:
Described erection bolt hole has can insert shape to inboard for described erection bolt from the table side of described sheet material,
Described first fixture has internal thread part, and this internal thread part can be screwed into for the erection bolt being inserted through described erection bolt hole from the table side of described sheet material.
5. the pipe arrangement clamping device of engineering machinery according to any one of claim 1 to 3, is characterized in that:
Described erection bolt hole and described handle hole are set to mutually depart from the vertical direction.
6. the pipe arrangement clamping device of engineering machinery according to any one of claim 1 to 3, is characterized in that:
Described sheet material and described first fixture have the holding section, location that can mutually engage respectively, engaged with each other by holding section, described location, described first fixture is held in the inside of described sheet material, and determines the relative position relation of described first fixture and described sheet material.
7. the pipe arrangement clamping device of engineering machinery according to claim 6, is characterized in that:
Holding section, location and the holding section, location of described first fixture of described sheet material have the shape by making described first fixture mutually engage along the direction parallel with the thickness direction of described sheet material close to described sheet material.
8. the pipe arrangement clamping device of engineering machinery according to any one of claim 1 to 3, characterized by further comprising:
Liner, is clamped between described first fixture and described second fixture, wherein,
Described liner has: pipe arrangement through hole, inserts for described many pipe arrangements; And joint bolt inserting hole, pass for described joint bolt.
9. an engineering machinery, is characterized in that comprising:
Lower running body;
Upper rotation, to be equipped on described lower running body relative to described lower running body revolution mode freely;
Operation fixture, is arranged on the front portion of described upper rotation;
Many erect pipe arrangement, are configured to erect along described operation fixture; And
Pipe arrangement clamping device according to any one of claim 1 to 8, wherein,
The sheet material of described pipe arrangement clamping device is arranged on erect the more forward side of pipe arrangement than described and be included in the header board in the fixture mounting bracket of the bottom of installing described operation fixture,
Described first fixture and described second fixture by be configured in described header board inboard erect the state that pipe arrangement clamps under be combined with each other by described joint bolt,
Described first fixture is arranged on the inboard of described header board by described erection bolt.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-227759 | 2011-10-17 | ||
| JP2011227759A JP2013087468A (en) | 2011-10-17 | 2011-10-17 | Piping clamp device for construction machine |
| PCT/JP2012/006352 WO2013057890A1 (en) | 2011-10-17 | 2012-10-03 | Tube clamp device and construction machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103874805A CN103874805A (en) | 2014-06-18 |
| CN103874805B true CN103874805B (en) | 2016-01-20 |
Family
ID=48140559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280050961.2A Expired - Fee Related CN103874805B (en) | 2011-10-17 | 2012-10-03 | Pipe arrangement clamping device and engineering machinery |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2013087468A (en) |
| CN (1) | CN103874805B (en) |
| WO (1) | WO2013057890A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6064773B2 (en) * | 2013-04-26 | 2017-01-25 | コベルコ建機株式会社 | Hydraulic hose arrangement structure |
| JP6896604B2 (en) * | 2017-12-27 | 2021-06-30 | 株式会社クボタ | Work machine |
| CN108716570A (en) * | 2018-07-26 | 2018-10-30 | 徐州徐工铁路装备有限公司 | A kind of thruster of jumbo hose support |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008202238A (en) * | 2007-02-16 | 2008-09-04 | Hitachi Constr Mach Co Ltd | Construction machinery |
| JP2008231693A (en) * | 2007-03-16 | 2008-10-02 | Kubota Corp | Clamp device for delivery hose of revolving work machine |
| CN101403225A (en) * | 2007-10-01 | 2009-04-08 | 沃尔沃建造设备控股（瑞典）有限公司 | Apparatus for fixing hydraulic pipes for zero tail swing excavator |
| CN101589200A (en) * | 2007-02-27 | 2009-11-25 | 卡特彼勒日本有限公司 | Hydraulic piping arrangement structure for construction machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010031490A (en) * | 2008-07-25 | 2010-02-12 | Hitachi Constr Mach Co Ltd | Guide device for hydraulic hose |
-
2011
- 2011-10-17 JP JP2011227759A patent/JP2013087468A/en active Pending
-
2012
- 2012-10-03 CN CN201280050961.2A patent/CN103874805B/en not_active Expired - Fee Related
- 2012-10-03 WO PCT/JP2012/006352 patent/WO2013057890A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008202238A (en) * | 2007-02-16 | 2008-09-04 | Hitachi Constr Mach Co Ltd | Construction machinery |
| CN101589200A (en) * | 2007-02-27 | 2009-11-25 | 卡特彼勒日本有限公司 | Hydraulic piping arrangement structure for construction machine |
| JP2008231693A (en) * | 2007-03-16 | 2008-10-02 | Kubota Corp | Clamp device for delivery hose of revolving work machine |
| CN101403225A (en) * | 2007-10-01 | 2009-04-08 | 沃尔沃建造设备控股（瑞典）有限公司 | Apparatus for fixing hydraulic pipes for zero tail swing excavator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013057890A1 (en) | 2013-04-25 |
| JP2013087468A (en) | 2013-05-13 |
| CN103874805A (en) | 2014-06-18 |
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Granted publication date: 20160120 Termination date: 20211003 |