CN203094212U - Track frame, track frame assembly and disassembly auxiliary device and crawler-type engineering machine - Google Patents
Track frame, track frame assembly and disassembly auxiliary device and crawler-type engineering machine Download PDFInfo
- Publication number
- CN203094212U CN203094212U CN 201320082556 CN201320082556U CN203094212U CN 203094212 U CN203094212 U CN 203094212U CN 201320082556 CN201320082556 CN 201320082556 CN 201320082556 U CN201320082556 U CN 201320082556U CN 203094212 U CN203094212 U CN 203094212U
- Authority
- CN
- China
- Prior art keywords
- track frame
- push
- fixed
- pull
- pull device
- 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 - Lifetime
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
A track frame is provided with a stress installation portion used for being detachably matched with a push-pull device on a lower machine frame (7). The stress installation portion can bear horizontal pull force or push force exerted by the push-pull device under a state of being matched with the push-pull device so that the stress installation portion can move towards or away from the lower machine frame horizontally to achieve assembly or disassembly. In addition, the utility model further relates to a track frame assembly and disassembly auxiliary device used for assisting the assembly and the disassembly of the track frame. The device comprises the push-pull device installed on the lower machine frame. The push-pull device can be detachably matched with the stress installation portion of the truck frame (6). Additionally, the utility model further relates to a crawler-type engineering machine. Certain structures of the truck frame are improved, the corresponding push-pull device is adopted, accordingly the assembly and the disassembly of the track frame are convenient and reliable, and the defect that in the prior art, installation only through hoisting equipment and the like is inconvenient is avoided.
Description
Technical field
The utility model relates to a kind of member of creeper undercarriage, particularly, relates to a kind of track frame.Further, the utility model also relates to a kind of track frame assembling and disassembling auxiliary device that is used for the described track frame of auxiliary loading and unloading.In addition, the utility model also relates to a kind of tracked construction equipment that comprises described track frame and described track frame assembling and disassembling auxiliary device.
Background technology
The traveling gear of mobile type engineering machine equipment is extensive use of crawler type walking mechanism, and crawler belt is installed on the lower bearing bracket (those skilled in the art also are commonly referred to as " vehicle frame ") of mobile type engineering machine equipment by track frame.Crawler type walking mechanism can adapt to abominable operation road conditions, makes mobile type engineering machine equipment can adapt to job requirements better.
But, tracked construction equipment equipment, for example crawler doer, traxcavator, crawler crane etc., these tracked construction equipment equipment are according to using needs track frame can be pulled down or track frame is installed on the lower bearing bracket together with the crawler belt of installation it on.Most of tracked construction equipment equipment need use hanging device when the Assembly ﹠Disassembly track frame, in order to finish the installation or removal purpose, generally also need accessory equipments such as practical whipline, fork truck, the installing/dismounting operation is very inconvenient, and very difficult.
Typically, with regard to crawler crane, because crawler crane self has hoisting mechanism, therefore crawler crane generally has the self-loading and self-unloading functions of track frame, with according to using needs installation or removal track frame, thereby make crawler crane can satisfy strict over-the-road transportation rules, can realize fast assembling-disassembling again, improve the complete machine operating efficiency.
Various tracked construction equipment equipment are similar in the problem that exists aspect the installing/dismounting of track frame, below be that example is described the problem that existing tracked construction equipment equipment exists with the crawler crane in dismounting track frame process, as mentioned above, crawler crane carries hoisting mechanism, and other engineering mechanical device needs to adopt in addition hanging device etc. when the installing/dismounting track frame.
Referring to shown in Figure 1, Fig. 1 shows the perspective view of representative type track frame stripping assembly in the prior art, the structure of relevant crawler crane is known for those skilled in the art, dress comprises the turntable that is installed on the lower bearing bracket 7 on it, arm is hinged on the turntable, arm generally comprises bonded assembly bottom basic arm 5a, more piece standard arm and top basic arm etc. successively, the arm rear portion generally is connected with sway bar 6a, and relevant lifting steel rope, luffing steel rope, master winch mechanism, luffing hoisting mechanism, weight box etc. do not repeat them here; In addition, the following dress of crawler crane generally comprises crawler type walking mechanism, engine installation, vertical supporting leg 4a etc.
As shown in Figure 1, how the loading and unloading of track frame 6 at present are by realizing from loading and unloading oils cylinder 3a on the basic arm 5a of bottom.When the installation or removal track frame, make arm be turned back to position shown in Figure 1 (track frame 6 that has only shown a side among Fig. 1) by turntable.Because track frame needs further parallel motion with loading position on the installation position that is installed to lower bearing bracket 7 after lifting puts in place, this parallel motion is realized by simple lifting operation difficulty or ease, so be difficult to separately track frame is in place from loading and unloading oils cylinder 3a.When use is installed track frame 6 from loading and unloading oils cylinder 3a, be hinged on the basic arm 5a of bottom from loading and unloading oils cylinder 3a one end, the other end by suspenders such as suspension hooks from ground or flat truck lifting track frame 6, the luffing mechanism of crawler crane makes bottom basic arm 5a swing back afterwards, track frame 6 moves closer to the installation site of lower bearing bracket 7, make track frame 6 move to proper height by regulating from loading and unloading oils cylinder 3a simultaneously, mounting hole up to track frame 6 is aimed at the installation portion of lower bearing bracket 7, make track frame 6 parallel motions put in place and use anchor fitting to fix, thereby finish the installation of track frame 6.Unloading process is opposite with above-mentioned installation process, and this is repeated no more.
By foregoing description as can be seen, the shortcoming of track frame loading and unloading is in the prior art: first, the application of force direction from loading and unloading oils cylinder 3a is departed from the installation site of track frame 6, being difficult to drive the track frame along continuous straight runs from the vertical pulling force of loading and unloading oils cylinder moves, simple rely on hoisting mechanism and this hoisting mechanism from loading and unloading oils cylinder installing/dismounting difficulty, this problem is aggravated along with reducing of hoisting crane tonnage, usually need to use other accessory equipment (for example whipline, fork truck etc.) to assist, final stage or the operation of dismounting starting stage are installed to finish; Second, provide horizontal pull in order to make as far as possible from loading and unloading oils cylinder 3a, arm needs the big-elevation operation, even surpasses the maximum permission angle of normal operation, this brings difficulty for the system design of arm anti-dumping, might cause accident such as dispatch a car, topple when the loading and unloading operation of track frame.
Because the above-mentioned shortcoming of prior art, need provide a kind of auxiliary device that can convenient track frame dismounting.
The utility model content
The utility model technical matters at first to be solved provides a kind of track frame, and this track frame can cooperate with cooresponding track frame assembling and disassembling auxiliary device, thereby is convenient to the installing/dismounting of track frame.
Accordingly, the further technical matters to be solved of the utility model provides a kind of track frame assembling and disassembling auxiliary device, and this track frame assembling and disassembling auxiliary device can cooperate with the track frame with counter structure, so that the installing/dismounting of track frame.
In addition, the technical matters that the utility model also will solve provides a kind of tracked construction equipment, and this tracked construction equipment can relatively easily be finished the installing/dismounting operation of track frame.
In order to solve the problems of the technologies described above, the utility model provides a kind of track frame, wherein, have on the described track frame be used for lower bearing bracket on the stressed installation portion that detachably cooperates of push-pull device at fixed, this stressed installation portion with state that described push-pull device at fixed cooperates under can bear pulling force or the thrust that this push-pull device at fixed applies so that described track frame towards or realize installation or removal away from described lower bearing bracket moves.
Preferably, described stressed installation portion is the push-and-pull auxiliary section, this push-and-pull auxiliary section is formed on or is fixed on the longitudinal middle part zone of described track frame, described push-and-pull auxiliary section comprises at least and is used for the extensible member passage that the extensible member for described push-pull device at fixed passes through, at least one side of this extensible member passage is provided with pulling force supporting part and thrust supporting part, and this pulling force supporting part and thrust supporting part hold at interval to form backing pin along the bearing of trend space of described extensible member passage.
More preferably, the both sides of described extensible member passage are respectively equipped with described pulling force supporting part and the thrust supporting part along the bearing of trend space of described extensible member passage, being formed with described backing pin between the described pulling force supporting part of each side and the thrust supporting part respectively holds at interval, thereby the described pulling force supporting part of both sides toward each other, and the described thrust supporting part of both sides toward each other.
Further, described push-and-pull auxiliary section also comprises the push-and-pull auxiliary section main body of flute profile, the described thrust supporting part each interval of the described pulling force supporting part of both sides and both sides relatively is fixed on the diapire of described push-and-pull auxiliary section main body and is positioned at the groove of this auxiliary section main body, thereby described extensible member passage extends to the other end from an end of described push-and-pull auxiliary section main body, and the described backing pin that is formed with respectively on the both sides sidewall of described push-and-pull auxiliary section main body with both sides holds at interval cooresponding backing pin plug slotted eye.
Corresponding with the technical scheme of above-mentioned track frame, the utility model provides a kind of track frame assembling and disassembling auxiliary device, the auxiliary Assembly ﹠Disassembly that is used for above-mentioned arbitrary track frame, wherein, described track frame assembling and disassembling auxiliary device comprises the push-pull device at fixed that is installed on the lower bearing bracket, the end of the extensible member of this push-pull device at fixed can removably cooperate with the stressed installation portion of described track frame, via described stressed installation portion described track frame being applied pulling force or thrust by the fore and aft motion of this push-pull device at fixed, thus make described track frame towards or realize installation or removal away from described lower bearing bracket moves.
Preferably, the end of the extensible member of described push-pull device at fixed is formed with the backing pin jack, and this push-pull device at fixed forms stressed fit structure to transmit pulling force or thrust by backing pin and described stressed installation portion.
Especially preferably, be fixed with hinged seat on the described lower bearing bracket, this hinged seat is on the articulated section of flute profile and both sides sidewall and is formed with hinged cooperation pin-and-hole respectively, the main body of described push-pull device at fixed is provided with hinged flange part, the both sides of this hinged flange part are formed with and the corresponding described hinged cooresponding hinged pin-and-hole of pin-and-hole that cooperates, and a section of the main body of described push-pull device at fixed is positioned at the groove of described hinged seat and is articulated in this hinged seat by swivel pin and described hinged pin-and-hole and hinged cooperation pin-and-hole; And also be provided with spacing salient on the main body of described push-pull device at fixed, this spacing salient and described hinged flange part are provided with at interval along the length direction of described push-pull device at fixed, this spacing salient can contact with an end end face of described hinged seat when described swivel pin rotates at described push-pull device at fixed, to limit the rotation of described push-pull device at fixed.
Typically, described push-pull device at fixed is an oil cylinder, thereby the extensible member of this push-pull device at fixed is the piston rod of described oil cylinder.
In technical conceive scope of the present utility model, another kind of expression form as technical conceive of the present utility model, the utility model provides a kind of track frame assembling and disassembling auxiliary device, and wherein, described track frame assembling and disassembling auxiliary device comprises: the stressed installation portion on the track frame; And be installed in push-pull device at fixed on the lower bearing bracket, the end of the extensible member of this push-pull device at fixed can removably cooperate with the stressed installation portion of described track frame, via described stressed installation portion described track frame being applied pulling force or thrust by the fore and aft motion of this push-pull device at fixed, thus make described track frame towards or realize installation or removal away from described lower bearing bracket moves.
In addition, the utility model also provides a kind of tracked construction equipment, comprises lower bearing bracket and track frame, and wherein, described track frame is the track frame of above-mentioned arbitrary technical scheme, and is equipped with on the described lower bearing bracket according to above-mentioned track frame assembling and disassembling auxiliary device.
Pass through technique scheme, the utility model is owing to carried out structural development to track frame, promptly track frame is provided with stressed installation portion, corresponding therewith, on the lower bearing bracket of tracked construction equipment, push-pull device at fixed is installed, like this, in the process that track frame is being installed, when track frame lifts installation position corresponding to lower bearing bracket by hanging device after, after for example the hoisting mechanism of crawler crane lifts predetermined altitude corresponding to lower bearing bracket with track frame, it need not as prior art to make the track frame parallel motion by hoisting mechanism difficultly again, but make the stressed installation portion of track frame removably cooperate with the extensible member of push-pull device at fixed, thereby by push-pull device at fixed pulling track frame, make track frame towards the lower bearing bracket parallel motion to finish installation.When track frame is dismantled, can at first track frame be promoted to break away from lower bearing bracket by push-pull device at fixed equally, and then get final product by the hanging device lifting simply.Therefore, the utility model provides a kind of track frame and assembling and disassembling auxiliary device thereof that can quick and convenient dismounting, and the installation and removal that it takes into account track frame have remedied crawler crane for example from the deficiency of loading and unloading oils cylinder during in operation; Simultaneously, the utility model is with low cost, and it can utilize existing design on the tracked construction equipment, through simple relatively structural development, forms the brand new functions of use.In addition, the utility model is easy to promote, and existing tracked construction equipment (for example crawler crane) improves through appropriate configuration, can have track frame Multi Loading and Unloading Functions quickly and easily, and it has general technology using value.
Other feature and advantage of the present utility model will partly be described in detail in the specific embodiment subsequently.
Description of drawings
Following accompanying drawing is used to provide further understanding of the present utility model; and constitute the part of specification sheets; itself and the following specific embodiment one are used from explanation the utility model, but protection domain of the present utility model is not limited to following the drawings and the specific embodiments.In the accompanying drawings:
Fig. 1 is the perspective view of track frame handler in the prior art, has shown the state that track frame is being installed among the figure.
Fig. 2 is the perspective view of the track frame and the track frame assembling and disassembling auxiliary device of the utility model specific embodiment.
Fig. 3 is the structural representation of the oil cylinder that adopts in the track frame assembling and disassembling auxiliary device shown in Figure 2.
Fig. 4 is the structural representation of the oil cylinder hinged seat that adopts in the track frame assembling and disassembling auxiliary device shown in Figure 2.
Fig. 5 is the structural representation of the push-and-pull auxiliary section on the track frame shown in Figure 2.
Fig. 6 adopts the track frame assembling and disassembling auxiliary device of the utility model specific embodiment to assist the installation process view of installing in track frame installation process of the present utility model.
Fig. 7 adopts the track frame assembling and disassembling auxiliary device of the utility model specific embodiment to assist the unloading process view of dismantling in track frame unloading process of the present utility model.
Description of reference numerals:
1 oil cylinder; 2 spacing salients;
3 hinged seats; 3a is from the loading and unloading oils cylinder;
4 backing pins; The vertical supporting leg of 4a;
5 push-and-pull auxiliary sections; 5a coxopodite basic arm;
6 track frames; The 6a sway bar;
7 lower bearing brackets; 8 hinged seat installation portions;
9 hinged pin-and-holes; 10 hinged flange parts;
11 piston rods; 12 backing pin installation portions;
13 backing pin jacks; 14 hinged cooperation pin-and-holes;
15 articulated sections; 16 hinged seat main bodys;
17 extensible member passages; 18 pulling force supporting parts;
19 thrust supporting parts; 20 push-and-pull auxiliary section main bodys;
21 sidewalls; 22 backing pins plug slotted eye;
23 backing pins hold at interval; 24 main bodys.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is elaborated; should be understood that; the specific embodiment described herein only is used for description and interpretation the utility model, and protection domain of the present utility model is not limited to the following specific embodiment.
In technical conceive scope of the present utility model, for the ease of track frame being quickly installed on the lower bearing bracket or fast quick-detach track frame from the lower bearing bracket, need carry out the certain structure improvement to track frame, particularly, referring to Fig. 1 and shown in Figure 5, the utility model provides a kind of track frame, have on this track frame 6 be used for lower bearing bracket 7 on the stressed installation portion that detachably cooperates of push-pull device at fixed, this stressed installation portion with state that push-pull device at fixed cooperates under can bear pulling force or the thrust that this push-pull device at fixed applies so that track frame is stressed towards or realize installation or removal away from lower bearing bracket 7 moves.It should be noted that at this moving of track frame described herein is " level " or basic horizontal state, for example angle with respect to the horizontal plane be 5 ° with interior situation, only otherwise can cause track frame generation clamping stagnation etc. and influence is moved and got final product.
In technical conceive scope of the present utility model, above-mentioned stressed installation portion can adopt various specific constructive form, as long as can bear pulling force that this push-pull device at fixed applies or thrust and make track frame level or basic horizontal move.
For example in Fig. 2 and preferred implementation shown in Figure 5, above-mentioned stressed installation portion is push-and-pull auxiliary section 5, its with state that described push-pull device at fixed cooperates under the direction of the pulling force that born or thrust be length direction perpendicular to the longitudinal direction A(of track frame 6).This push-and-pull auxiliary section 5 can be used as an architectural feature of track frame and is formed directly on the track frame 6, also can form individual member shown in Figure 5 and be fixed on the longitudinal middle part zone of track frame 6, this forms the push-and-pull auxiliary section 5 of individual member with fixing (welding etc.) for example can to form the groove that connects the track frame width this moment in the longitudinal middle part zone of track frame 6.Push-and-pull auxiliary section 5 comprises at least and is used for the extensible member passage 17 that the extensible member for push-pull device at fixed passes through, the piston rod 11 that this extensible member passage 17 is used for following push-pull device at fixed (for example oil cylinder 1) stretches into, at least one side of this extensible member passage 17 is provided with pulling force supporting part 18 and thrust supporting part 19, and this pulling force supporting part 18 and thrust supporting part 19 hold interval 23 along the bearing of trend space of extensible member passage 17 to form backing pin.Like this, after the extensible member of push-pull device at fixed extend in the extensible member passage 17, as shown in Figure 3, can in the backing pin jack 13 of the backing pin installation portion 12 of extensible member end, insert backing pin 4, and making a section of backing pin 4 be in backing pin holds at interval in 23, like this when the withdrawal of the extensible member of push-pull device at fixed, can contact with pulling force supporting part 18 and track frame 6 is applied pulling force by backing pin 4, move thereby spur track frames 6 towards lower bearing bracket 7; When the extensible member of push-pull device at fixed stretches out, can contact with thrust supporting part 19 and track frame 6 is applied reasoning by backing pin 4, break away from the installation portion of lower bearing brackets and parallel motion thereby promote track frame 6.
Although with regard to the version of above-mentioned push-and-pull auxiliary section 5, only the side at extensible member passage 17 is provided with the pulling force supporting part 18 at interval and the realization that thrust supporting part 19 does not influence the utility model purpose, but in order to make stressed homogeneity better, improve the stationarity that track frame moves, more preferably, referring to shown in Figure 5, the both sides of extensible member passage (17) are respectively equipped with along the pulling force supporting part 18 of the bearing of trend space of extensible member passage 17 and thrust supporting part 19, be formed with backing pin between the pulling force supporting part 18 of each side and the thrust supporting part 19 respectively and hold interval 23, thereby the pulling force supporting part 18 of both sides toward each other, and the thrust supporting part 19 of both sides toward each other.
In addition, as Fig. 2 and shown in Figure 5, form in push-and-pull auxiliary section 5 under the situation of individual member, for the ease of being fixed on the track frame 6, push-and-pull auxiliary section 5 can also comprise the push-and-pull auxiliary section main body 20 of flute profile, thrust supporting part 19 each intervals of the pulling force supporting part 18 of both sides and both sides relatively are fixed on the diapire of push-and-pull auxiliary section main body 20 and are positioned at the groove of this auxiliary section main body 20, thereby extensible member passage 17 extends to the other end from an end of push-and-pull auxiliary section main body 20, and the backing pin that is formed with respectively on the both sides sidewall 21 of described push-and-pull auxiliary section main body 20 with both sides holds 23 cooresponding backing pins plug slotted eyes 22 at interval.Like this, when the extensible member of push-pull device at fixed extend in the extensible member passage 17, can in backing pin plug slotted eye 22, backing pin 4 be inserted in the backing pin jack 13 of extensible member end easily, and the backing pin that the two end portions of backing pin 4 lays respectively at both sides holds in the interval 23, thereby when extensible member stretches out or withdraws, can apply pulling force or thrust simultaneously by the pulling force supporting part 18 of 4 pairs of both sides of backing pin or the thrust supporting part 19 of both sides, thereby make that track frame 6 is stressed more even, thereby move more steady.
In addition, what need explanation once more is, stressed installation portion on the track frame 6 is not limited to the version of above-mentioned push-and-pull auxiliary section 5, for example can adopt hinge ear and backing pin removably to be connected the realization of push-pull device at fixed (for example oil cylinder 1) when installing space allows, this can realize the purpose of push-and-pull track frame equally.In a word, above-mentioned stressed installation portion can adopt various specific constructive form, as long as can bear pulling force that this push-pull device at fixed applies or thrust and make track frame move, these specific constructive form all belong to protection domain of the present utility model.
On the basis of the technical scheme of the track frame of the utility model said structure, corresponding, the utility model provides a kind of supporting track frame assembling and disassembling auxiliary device, its matching ground is used for the auxiliary Assembly ﹠Disassembly of above-mentioned track frame 6, this track frame assembling and disassembling auxiliary device comprises the push-pull device at fixed (oil cylinder 1 typically for example shown in Figure 3) on the lower bearing bracket 7 that is installed in tracked construction equipment or caterpillar engineering vehicles, the end of the extensible member of this push-pull device at fixed can removably cooperate with the above-mentioned stressed installation portion (for example above-mentioned push-and-pull auxiliary section 5) of track frame 6, via this stressed installation portion track frame 6 being applied pulling force or thrust by the fore and aft motion of this push-pull device at fixed, thus make track frame 6 towards or realize installation or removal away from lower bearing bracket 7 moves.
Referring to Fig. 2 and shown in Figure 3, above-mentioned push-pull device at fixed typically can be oil cylinder 1, and in this case, the extensible member of this push-pull device at fixed is the piston rod 11 of oil cylinder 1.Certainly, push-pull device at fixed also can be retractor devices such as electric pushrod.The end of the extensible member of described push-pull device at fixed is formed with backing pin jack 13, and this push-pull device at fixed forms stressed fit structure to transmit pulling force or thrust by backing pin 4 and stressed installation portion.In this case, for example, the extensible member of push-pull device at fixed can extend in the extensible member passage 17 as the above-mentioned push-and-pull auxiliary section 5 of stressed installation portion, and and then transmits fit structure by inserting backing pin 4 formation power.
With regard to the concrete installation form of push-pull device at fixed on lower bearing bracket 7, it can adopt various suitable mounting structures, as long as assurance level or basic horizontal are to satisfy the installation purpose of track frame, preferably, referring to Fig. 2, Fig. 3 and shown in Figure 4, be fixed with hinged seat 3 on the hinged seat installation portion 8 of lower bearing bracket 7, this hinged seat 3 has on the articulated section 15 of the hinged seat main body 16 that is flute profile and its both sides sidewall and is formed with hinged cooperation pin-and-hole 14 respectively, the main body 24(of above-mentioned push-pull device at fixed is the cylinder body of oil cylinder 1 for example) be provided with hinged flange part 10, the both sides of this hinged flange part 10 are formed with and the corresponding hinged pin-and-hole 14 cooresponding hinged pin-and-holes 9 that cooperate, one section insertion of the main body 24 of described push-pull device at fixed is positioned at the groove of hinged seat 15 and makes hinged pin-and-hole 9 aim at the cooresponding hinged pin-and-hole 14 that cooperates, be articulated in this hinged seat 15 by swivel pin, the advantage of this hinged installation form is, track frame is applied in the process of pulling force or thrust at push-pull device at fixed, allow to have slight rotation up and down, this can adapt to better because track frame, the difference of the shaping installation site that error causes of members such as lower bearing bracket.Further, in order to prevent that push-pull device at fixed from rotating and the substantial deviation horizontal surface around jointed shaft owing to hinged installation form, also be provided with for example positioning plate among Fig. 3 of spacing salient 2(on the main body 24 of described push-pull device at fixed), this spacing salient 2 is provided with at interval with the length direction of hinged flange part 10 along push-pull device at fixed, this spacing salient 2 can contact with an end end face of hinged seat 3 when swivel pin rotates at push-pull device at fixed, with the rotation of restriction push-pull device at fixed, thereby play spacing purpose.
By last description as seen, the auxiliary loading and unloading of the utility model track frame are to complement one another by stressed installation portion on the track frame and the push-pull device at fixed on the lower bearing bracket 7 to realize, therefore, in technical conceive scope of the present utility model, as the another kind of expression form that the technical scheme concept hierarchy can adopt, track frame assembling and disassembling auxiliary device of the present utility model also can be expressed as and comprise: the stressed installation portion on the track frame 6; And be installed in push-pull device at fixed on the lower bearing bracket 7, the end of the extensible member of this push-pull device at fixed can removably cooperate with the stressed installation portion of track frame 6, via stressed installation portion track frame 6 being applied pulling force or thrust by the fore and aft motion of this push-pull device at fixed, thus make track frame 6 towards or realize installation or removal away from lower bearing bracket 7 moves.
On the technical scheme basis of above-mentioned track frame and assembling and disassembling auxiliary device thereof, the utility model provides a kind of tracked construction equipment, and it comprises lower bearing bracket 7 and track frame 6, wherein, this track frame 6 can be above-mentioned track frame, and above-mentioned track frame assembling and disassembling auxiliary device is installed on the lower bearing bracket 7.Typically, this track frame construction machinery and equipment can be crawler crane, traxcavator or crawler doer etc.From technical conceive of the present utility model, track frame of the present utility model and assembling and disassembling auxiliary device thereof can be widely used in various tracked construction equipments.
In order to help those skilled in the art more profoundly to understand the technical solution of the utility model, below with Fig. 2 to the track frame and the assembling and disassembling auxiliary device thereof of preferred constructive form shown in Figure 5 be example, the Assembly ﹠Disassembly process of track frame is described with reference to Fig. 6 and Fig. 7.
In the track frame and assembling and disassembling auxiliary device thereof of Fig. 2 preferred structure extremely shown in Figure 5, as mentioned above, adopt oil cylinder 1 as push-pull device at fixed, in crawler crane, having ready-made cross cylinder on its lower bearing bracket can be for utilizing, and the track frame when this oil cylinder 1 is mainly used in the complete machine operation is flexible.The utility model can make full use of this cross cylinder and assist to load and unload track frame, thereby makes this cross cylinder have new function.Certainly, special oil cylinder also can be set, for example when being applied to other tracked construction equipment (for example traxcavator etc.) as push-pull device at fixed.Be welded with positioning plate on the cylinder body of oil cylinder 1 as spacing salient 2.Oil cylinder 1 is when fore and aft motion, since piston rod 11 move forward and backward and cavity in the transfer of hydraulic oil, can cause changing before and after the oil cylinder center-of-gravity position, make oil cylinder so-called " nodding " phenomenon (being that oil cylinder 1 rotates around hinge axes) occur, be not easy to the location of oil cylinder, adopt this positioning plate to cooperate, can eliminate this phenomenon relatively effectively with an end of hinged seat 3.Hinged seat 3 is welded on the lower bearing bracket 7, and is hinged by swivel pin and oil cylinder 1, guarantees that oil cylinder can only rotate around bearing pin.Simultaneously, by an end of this hinged seat 3 and contacting of positioning plate, the restriction oil cylinder rotates.
In addition, in Fig. 2 to Fig. 5, the end of the piston rod 11 of oil cylinder 1 is formed with backing pin jack 13, be fixed with on the track frame 6 above-mentioned push-and-pull auxiliary section 5(promptly so-called " stressed panel); after in piston rod 11 extend into extensible member passage 17; by inserting backing pin 4, thereby thrust or the pulling force that oil cylinder 1 applies is delivered on the push-and-pull auxiliary section 5 by backing pin 4, and then drives track frame 6 and move.
Fig. 6 shows the auxiliary installation process of the utility model track frame: after track frame 6 lifts installation portion corresponding to lower bearing bracket 7, for example the lifting jib of crawler crane is near maximum elevation, be difficult to continue to swing back and make when track frame moves, the piston rod 11 of oil cylinder 1 stretches out, positioning plate guarantees that oil cylinder is in level or basic horizontal state, need not the manpower participation and can guarantee that the piston rod 11 of oil cylinder 1 passes the extensible member passage 17 on the push-and-pull auxiliary section 5.Backing pin 4 is inserted in the backing pin jack 13 of piston rod 11 ends, and the end, two ends of this backing pin 4 backing pin that is positioned at both sides holds at interval 23, the oil cylinder retraction moves to the installation site by push-and-pull auxiliary section 5 pulling track frames, up to being in place afterwards.
Fig. 7 shows the auxiliary unloading process of the utility model track frame: under track frame is installed in state on the lower bearing bracket 7, since this moment track frame be in crawler crane for example outside loading and unloading oils cylinder working scope, merely be difficult to dismantle by hoisting mechanism and from the loading and unloading oils cylinder this moment, in this case, can be so that the piston rod 11 of oil cylinder 1 moves in the extensible member passage 17 of push-and-pull auxiliary section 5, positioning plate makes oil cylinder be in horizontality substantially, backing pin 4 is inserted in the backing pin jack 13 of piston rod 11 ends, and the backing pin that the end, two ends of this backing pin 4 is positioned at both sides holds interval 23, oil cylinder stretches out afterwards, backing pin promotes track frame by push-and-pull auxiliary section 5 and moves, thereby makes track frame break away from the installation portion of lower bearing bracket 7.Arrive hoisting mechanism or on it after the scope of work of loading and unloading oils cylinder, the lifting track frame, oil cylinder 1 can assist to break away from lower bearing bracket fully up to track frame.
The utility model has made full use of tracked construction equipment, typically for example the principle of work of getting off of crawler crane is carried out structural development to track frame, and it is supporting or make full use of corresponding push-pull device at fixed, quick loading and unloading have been realized to track frame, it utilizes the push-and-pull function of push-pull device at fixed (for example oil cylinder), reduce in the existing track frame handling process dependence to accessory equipment, reduced labour intensity, to the handling technique of tracked construction equipment, especially to have formed technology perfect for the loading and unloading technology certainly of crawler crane.
By last description as can be seen, the utility model advantage is: the utility model is owing to carried out structural development to track frame 6, promptly track frame 6 is provided with stressed installation portion, corresponding therewith, on the lower bearing bracket 7 of tracked construction equipment, push-pull device at fixed is installed, like this, in the process that track frame 6 is being installed, when track frame 6 lifts installation position corresponding to lower bearing bracket 7 by hanging device after, after for example the hoisting mechanism of crawler crane lifts predetermined altitude corresponding to the installation portion of lower bearing bracket 7 with track frame 6, it need not to make difficultly that by hoisting mechanism track frame moves again as prior art, but make the stressed installation portion of track frame 6 removably cooperate with the extensible member of push-pull device at fixed, thereby, make track frame 6 move to finish installation towards lower bearing bracket 7 by push-pull device at fixed pulling track frame 6.When track frame is dismantled, can at first track frame 6 be promoted to break away from lower bearing bracket 7 by push-pull device at fixed equally, and then get final product by the hanging device lifting simply.Therefore, the utility model provides a kind of track frame and assembling and disassembling auxiliary device thereof that can quick and convenient dismounting, and the installation and removal that it takes into account track frame have remedied crawler crane for example from the deficiency of loading and unloading oils cylinder during in operation; Simultaneously, the utility model is with low cost, and it can utilize existing design on the tracked construction equipment, through simple relatively structural development, forms the brand new functions of use.In addition, the utility model is easy to promote, and existing tracked construction equipment (for example crawler crane) improves through appropriate configuration, can have track frame Multi Loading and Unloading Functions quickly and easily, and it has general technology using value.
In general, track frame of the present utility model and assembling and disassembling auxiliary device thereof are simple, other large-scale accessory equipments are more economical, simple, quick compared with utilizing, and easier enforcement under the operating environment in the open air, can be applicable to the fast assembling-disassembling of track frame better, the task difficulty that it reduces the track frame loading and unloading has effectively reduced labour intensity effectively, and it adopts on the little tonnage crawler-type crane of applicant's trial-production.
Below describe preferred implementation of the present utility model in conjunction with the accompanying drawings in detail; but; the utility model is not limited to the detail in the above-mentioned embodiment; in technical conceive scope of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up by any suitable manner.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between the various embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. track frame, it is characterized in that, have on the described track frame (6) be used for lower bearing bracket (7) on the stressed installation portion that detachably cooperates of push-pull device at fixed, this stressed installation portion with state that described push-pull device at fixed cooperates under can bear pulling force or the thrust that this push-pull device at fixed applies so that described track frame (6) towards or realize installation or removal away from described lower bearing bracket (7) moves.
2. track frame according to claim 1, it is characterized in that, described stressed installation portion is push-and-pull auxiliary section (5), this push-and-pull auxiliary section (5) is formed on or is fixed on the longitudinal middle part zone of described track frame (6), described push-and-pull auxiliary section (5) comprises at least and is used for the extensible member passage (17) that the extensible member for described push-pull device at fixed passes through, at least one side of this extensible member passage (17) is provided with pulling force supporting part (18) and thrust supporting part (19), and this pulling force supporting part (18) and thrust supporting part (19) hold (23) at interval along the bearing of trend space of described extensible member passage (17) to form backing pin.
3. track frame according to claim 2, it is characterized in that, the both sides of described extensible member passage (17) are respectively equipped with along the described pulling force supporting part (18) of the bearing of trend space of described extensible member passage (17) and thrust supporting part (19), be formed with described backing pin between the described pulling force supporting part (18) of each side and the thrust supporting part (19) respectively and hold (23) at interval, thereby the described pulling force supporting part (18) of both sides toward each other, and the described thrust supporting part (19) of both sides toward each other.
4. track frame according to claim 3, it is characterized in that, described push-and-pull auxiliary section (5) also comprises the push-and-pull auxiliary section main body (20) of flute profile, described thrust supporting part (19) each interval of the described pulling force supporting part (18) of both sides and both sides relatively is fixed on the diapire of described push-and-pull auxiliary section main body (20) and is positioned at the groove of this auxiliary section main body (20), thereby described extensible member passage (17) extends to the other end from an end of described push-and-pull auxiliary section main body (20), and the described backing pin that is formed with respectively on the both sides sidewall of described push-and-pull auxiliary section main body (20) with both sides holds (23) cooresponding backing pin plug slotted eye (22) at interval.
5. track frame assembling and disassembling auxiliary device, be used for auxiliary Assembly ﹠Disassembly according to each described track frame (6) of claim 1 to 4, it is characterized in that, described track frame assembling and disassembling auxiliary device comprises the push-pull device at fixed that is installed on the lower bearing bracket (7), the end of the extensible member of this push-pull device at fixed can removably cooperate with the stressed installation portion of described track frame (6), via described stressed installation portion described track frame (6) being applied pulling force or thrust by the fore and aft motion of this push-pull device at fixed, thus make described track frame (6) towards or realize installation or removal away from described lower bearing bracket (7) moves.
6. track frame assembling and disassembling auxiliary device according to claim 5, it is characterized in that, the end of the extensible member of described push-pull device at fixed is formed with backing pin jack (13), and this push-pull device at fixed forms stressed fit structure to transmit pulling force or thrust by backing pin (4) and described stressed installation portion.
7. track frame assembling and disassembling auxiliary device according to claim 6, it is characterized in that, be fixed with hinged seat (3) on the described lower bearing bracket (7), this hinged seat (3) is on the articulated section (15) of flute profile and both sides sidewall and is formed with hinged cooperation pin-and-hole (14) respectively, the main body of described push-pull device at fixed (24) is provided with hinged flange part (10), the both sides of this hinged flange part (10) are formed with and the corresponding described hinged cooresponding hinged pin-and-hole of pin-and-hole (14) (9) that cooperates, and a section of the main body of described push-pull device at fixed (24) is positioned at the groove of described hinged seat (15) and is articulated in this hinged seat (15) by swivel pin and described hinged pin-and-hole (9) and hinged cooperation pin-and-hole (14); And
Also be provided with spacing salient (2) on the main body of described push-pull device at fixed (24), this spacing salient (2) is provided with at interval with the length direction of described hinged flange part (10) along described push-pull device at fixed, this spacing salient (2) can contact with an end end face of described hinged seat (3) when described swivel pin rotates at described push-pull device at fixed, to limit the rotation of described push-pull device at fixed.
8. according to each described track frame assembling and disassembling auxiliary device in the claim 5 to 7, it is characterized in that described push-pull device at fixed is oil cylinder (1), thereby the extensible member of this push-pull device at fixed is the piston rod (11) of described oil cylinder (1).
9. the track frame assembling and disassembling auxiliary device is characterized in that, described track frame assembling and disassembling auxiliary device comprises:
Stressed installation portion on the track frame (6); And
Be installed in the push-pull device at fixed on the lower bearing bracket (7), the end of the extensible member of this push-pull device at fixed can removably cooperate with the stressed installation portion of described track frame (6), via described stressed installation portion described track frame (6) being applied pulling force or thrust by the fore and aft motion of this push-pull device at fixed, thus make described track frame (6) towards or realize installation or removal away from described lower bearing bracket (7) moves.
10. tracked construction equipment, comprise lower bearing bracket (7) and track frame (6), it is characterized in that, described track frame (6) is according to each described track frame in the claim 1 to 4, and is equipped with on the described lower bearing bracket (7) according to each described track frame assembling and disassembling auxiliary device in the claim 5 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320082556 CN203094212U (en) | 2013-02-22 | 2013-02-22 | Track frame, track frame assembly and disassembly auxiliary device and crawler-type engineering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320082556 CN203094212U (en) | 2013-02-22 | 2013-02-22 | Track frame, track frame assembly and disassembly auxiliary device and crawler-type engineering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203094212U true CN203094212U (en) | 2013-07-31 |
Family
ID=48845642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320082556 Expired - Lifetime CN203094212U (en) | 2013-02-22 | 2013-02-22 | Track frame, track frame assembly and disassembly auxiliary device and crawler-type engineering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203094212U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329373A (en) * | 2019-06-27 | 2019-10-15 | 浙江三一装备有限公司 | One kind is got off track rail assembly and crawler crane |
| CN114313040A (en) * | 2021-12-31 | 2022-04-12 | 湖南中联重科履带起重机有限公司 | Telescopic crawler crane |
-
2013
- 2013-02-22 CN CN 201320082556 patent/CN203094212U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329373A (en) * | 2019-06-27 | 2019-10-15 | 浙江三一装备有限公司 | One kind is got off track rail assembly and crawler crane |
| CN114313040A (en) * | 2021-12-31 | 2022-04-12 | 湖南中联重科履带起重机有限公司 | Telescopic crawler crane |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102858593B (en) | Flatbed tow truck pivoting platform assembly and method of use | |
| ITPC20060029A1 (en) | PERFORMED HANGING MACHINE | |
| US20140291267A1 (en) | Cylinder Retraction System, Boom Device and Crawler Crane | |
| CN102491192B (en) | Tower crane introducing platform structure | |
| JP6509016B2 (en) | Boom mounting device | |
| CN104326380A (en) | Dual-purpose wheel-type crawler-type crane | |
| JP2018070339A (en) | Crawler crane and method for using the same | |
| CN111661764A (en) | High wheeled hoist of security | |
| CN203094212U (en) | Track frame, track frame assembly and disassembly auxiliary device and crawler-type engineering machine | |
| CN203186473U (en) | Crawler type chassis and crawler type engineering machine | |
| CN107264377B (en) | Dismounting device and dismounting method for normally dismounted boom section of crane boom | |
| CN102826447A (en) | Truss jib crane as well as getting-off structure and position transferring method thereof | |
| CN111675112A (en) | Height-adjustable bridge pier hoisting machine, construction method and overpass method | |
| CN204251242U (en) | The dual-purpose hoisting crane of wheel track formula | |
| CN205951790U (en) | Supplementary lifting devices of carriage detachable transport vechicle | |
| CN101723003A (en) | Caterpillar engineering machine | |
| CN102328883B (en) | Telescopic importing system and crane with same | |
| CN205086161U (en) | Upset of concrete PC board is with no basic roll -over table | |
| CN201309517Y (en) | Trailer with self-loading and self-unloading function | |
| CN210941770U (en) | Disassembling and assembling device for car coupler buffer | |
| CN204172741U (en) | A kind of vehicular oil engine handing device and use the vehicle of this mechanism | |
| CN102390784B (en) | Hoist frame winch transport vehicle | |
| CN216101757U (en) | Walking vehicle for tunnel inner door hanging beam dismounting construction | |
| CN221090804U (en) | Power-assisted coupling rail bridge for railway vehicle | |
| CN219115311U (en) | Detachable automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |