CN203343603U - Mobile rail-welding machine and box body assembly thereof - Google Patents
Mobile rail-welding machine and box body assembly thereof Download PDFInfo
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- CN203343603U CN203343603U CN 201320356405 CN201320356405U CN203343603U CN 203343603 U CN203343603 U CN 203343603U CN 201320356405 CN201320356405 CN 201320356405 CN 201320356405 U CN201320356405 U CN 201320356405U CN 203343603 U CN203343603 U CN 203343603U
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Abstract
The utility model discloses a mobile rail-welding machine and a box body assembly of the mobile rail-welding machine. The box body assembly comprises a box body used for containing the rail-welding machine and a driving mechanism used for driving the rail-welding machine to move, wherein a slide pulling door capable of being opened in an upward sliding mode is installed on the box body. The box body assembly further comprises a lifting system which comprises a driving device capable of lifting the slide pulling door to be opened in the upward sliding mode. The mobile rail-welding machine is provided with the box body assembly. Due to the fact that the box body assembly comprises the lifting system used for lifting the slide pulling door, the slide pulling door can ascend and descend by controlling the driving device of the box body assembly, and the slide pulling door is convenient to operate, high in efficiency and higher in practicability.
Description
Technical field
The utility model relates to the casing field of movable welding trailer, particularly, and the movable welding trailer that relates to a kind of casing assembly of movable welding trailer and use this casing assembly.
Background technology
Along with the fast development of railway construction in China, in rail field welding exothermic welding and gas pressure welding in a large number mobile flash welding high by automaticity, welding quality stable replace.Wherein thisly rail welding machine is placed in container and early is applied to Europe and the U.S. by the movable welding trailer of haulage vehicle delivery.In recent years, the portable flash welding development of China is very rapid, and the portable flash welding trailer of existing production domesticization fully occurs.
It is to carry generating set or walking mechanism that rail moves flash welding equipment main feature, can conduct a field operation easily.Roughly can be divided into container-type, combined container self-propelled and railway container bicycle type.These three kinds of container-type common ground are as rail welding machine mobile operating and placement platform with container.Its advantage is that cost is lower, and transportation is comparatively flexible and convenient, and the transfer of especially combined bicycle type welding equipment more for convenience, can not rely on tractor oneself and walk on highway or railway.For field operation provides great convenience.Its convenience and practicality have affected the storage of rail welding machine equipment and the convenient and efficiency of field operation.
In general, the movable welding trailer is comprised of two TEU (Twenty-foot Equivalent Unit)s, and one of them casing is used for holding the power units such as generator, and another casing is fixed in welder head in the driving mechanism of rotatable and lifting.The rear end that wherein holds the casing of welder head is provided with the back door that can turn over and open, open side door and be respectively equipped with upward sliding on two sidewall, back door can guarantee rail welding machine turnover casing, and the installation of side door can guarantee that large arm is worked in the both sides of driving mechanism can be to sideshake when operation, realize that rail welding machine is lifted out outer and 170 degree that can swing of casing thereby can make.Except this arrangement, also exist two containers to merge into the mode of a container, but the care and maintenance of this kind of inconvenient rail welding machine of single container designs and generator.
In a word, which kind of movable welding trailer no matter, the rear end design of holding the casing of rail welding machine all must meet rail welding machine is hung out to also left rotation and right rotation in casing.Based on this, the key point of the casing assembly that is treated as the movable welding trailer of rail welding machine back door and two side doors.
At present, in the prior art, the simplest and the most direct a kind of be that two side door adopts the upper sliding door design of gliding, back door adopts the full-open type design, for example by turning over, open realization, and also be provided with the sliding sliding door that is similar to side door in the lower end at back door, wherein in order to realize sliding up and down of side door, can be provided with at its two ends and extend up and down the guide rail of arranging, side door can move along guide rail up and down.Guide rail after wherein leaning on is collapsible, when the rail welding machine operation, need to pack up, not hinder the motion of getting driving mechanism.And, when the rail welding machine operation is complete while being placed in casing, folding type guide-rail wherein puts down, with the side door motion that can guide both sides and the sliding sliding door on back door simultaneously.
Yet sliding the rise of sliding door in prior art and falling is all to adopt manually-operated, therefore causes sliding the sliding door in use to have the following disadvantages:
1) span of the sliding side door especially of pulling is larger, and quality is heavier, needs two people to promote;
2), due to the limited space between upending frame and welding head and container, for entering, the lifting personnel bodily form is restricted;
3) the side door both sides are guide tracked and have certain interval with guide rail, need two lifting personnel to keep synchronously carrying out when lever gear door, and general personnel are difficult to accomplish while operating, thereby make the lifting of side door comparatively difficult;
4) sliding sliding door is that own falling bodies are (due to limited space in the decline process, seldom the lifting operation personnel can slowly put down sliding sliding door), therefore can impact larger to base and the floor of casing, easily cause container base and side door distortion, sliding sliding door after distortion can't finely coordinate with the guide rail on both sides, it, slide sliding door and almost can't promote or promote difficulty for a long time.In addition, after sliding sliding door distortion, the sealing of whole container is not good enough.
Therefore, design the sliding casing assembly promoted of pulling of a kind of easy operation and there is positive effect.
The utility model content
A purpose of the present utility model is to provide a kind of casing assembly of movable welding trailer, and the sliding sliding door of this casing assembly is easy to operate and efficiency is high.
Another purpose of the present utility model is a kind of movable welding trailer, the casing assembly that this movable welding trailer is used the utility model to provide.
To achieve these goals, according to an aspect of the present utility model, a kind of casing assembly of movable welding trailer is provided, comprise casing, this casing holds rail welding machine and drives the driving mechanism of this rail welding machine motion, but the sliding sliding door that upward sliding is opened is installed on described casing, wherein, described casing assembly also comprises elevator system, and this elevator system comprises can promote the drive unit that described sliding sliding door upward sliding is opened.
Preferably, described elevator system also comprises stay cord and pulley gear, and described stay cord is fixedly connected with described sliding sliding door, and by described drive unit, is driven after walking around described pulley gear.
Preferably, described stay cord is multiply, and this multiply stay cord is fixedly connected on the upper end of described sliding sliding door symmetrically, and by described drive unit, is synchronously driven after walking around respectively described pulley gear.
Preferably, described pulley gear comprises the fixed pulley of the bearing of trend that guides described stay cord and the movable pulley coordinated with described fixed pulley.
Preferably, the rear end of described casing is formed with the first opening that passes in and out described casing for described rail welding machine, and the posterior end of the two side of described casing offers the second opening with the first open communication, appropriate section for described driving mechanism passes in and out described casing, on wherein said the second opening, but the side door that upward sliding is opened is installed, this side door is described sliding sliding door, and wherein, described drive unit is hydraulic jack, this hydraulic jack vertically is fixed on the sidewall of described casing in described side door the place ahead, and described pulley gear comprises the first fixed pulley and the second fixed pulley, described the first fixed pulley be arranged on described stay cord and described side door fixing point directly over, described the second fixed pulley be arranged on described hydraulic jack directly over.
Preferably, described pulley gear also comprises movable pulley, and this movable pulley is fixed on the telescopic end of described hydraulic jack, and the described stay cord of drawing from described the second fixed pulley is fixed on the sidewall of described casing walking around described movable pulley.
Preferably, the rear end of described casing is formed with the first opening that passes in and out described casing for described rail welding machine, and the posterior end of the two side of described casing offers the second opening with the first open communication, appropriate section for described driving mechanism passes in and out described casing, the back door that can mutually overturn and open is installed on wherein said the first opening, the lower end at described back door is equipped with described sliding sliding door, and wherein, described drive unit is hydraulic jack, this hydraulic jack along continuous straight runs is fixed on the top at described back door, described stay cord comprises by synchronously driven the first stay cord of described hydraulic jack and the second stay cord, this first stay cord and the second stay cord are fixedly connected on the upper end of described sliding sliding door symmetrically, described pulley gear comprises the 3rd fixed pulley and the 4th fixed pulley accordingly, described the 3rd fixed pulley be positioned at described the first stay cord and described sliding sliding door fixing point directly over, described the 4th fixed pulley be positioned at described the second stay cord and described sliding sliding door fixing point directly over, top along continuous straight runs that wherein said hydraulic jack is arranged in described the 3rd fixed pulley extend towards described the 4th fixed pulley, at first described the first stay cord is walked around described the 3rd fixed pulley and is walked around described the 4th fixed pulley from below and extend towards described hydraulic jack from top, described the second stay cord extends towards described hydraulic jack from described the 4th fixed pulley is walked around in top.
Preferably, described pulley gear also comprises movable pulley, this movable pulley is fixed on the telescopic end of described hydraulic jack, and described the first stay cord and second stay cord of from described the 4th fixed pulley, drawing are fixed on the same position on the top at described back door walking around respectively described movable pulley.
Preferably, described driving mechanism comprises hydraulic pump, and described drive unit is hydraulic jack, and the pressure oil-source of this hydraulic jack is described hydraulic pump.
According on the other hand of the present utility model, a kind of movable welding trailer is provided, this movable welding trailer comprises the casing assembly of the movable welding trailer that the utility model provides.
Pass through technique scheme, the casing assembly provided due to the utility model comprises the elevator system that promotes side door, can realize that by the drive unit of controlling wherein side door promotes and falls, so side door is easy to operate and efficiency is higher, thereby make the overall utility of the movable welding trailer that uses this casing assembly stronger.
Other feature and advantage of the present utility model will partly be described in detail in the specific embodiment subsequently.
The accompanying drawing explanation
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms the part of specification, is used from explanation the utility model with the following specific embodiment one, but does not form restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the side-looking structural representation of the casing assembly of the movable welding trailer that provides of the utility model preferred embodiment;
Fig. 2 is the plan structure schematic diagram of the casing assembly of the movable welding trailer that provides of the utility model preferred embodiment, and wherein box inner structure is visible;
Fig. 3 be the movable welding trailer that provides of the utility model preferred embodiment the casing assembly face structural representation;
Fig. 4 is for the structural representation of the elevator system of side door in the casing assembly that provides of the utility model preferred embodiment;
Fig. 5 is for the structural representation of the elevator system at back door in the casing assembly of the utility model preferred embodiment body.
Description of reference numerals
1 rail welding machine 2 driving mechanisms
The sliding sliding door of 3 casing 4
5 back door 6 side doors
7 elevator system 9 slide rails
31 first opening 32 second openings
41 fixed pulley 42 movable pulleys
71 drive unit 72 stay cords
73 pulley gears
81 first fixed pulley 82 second fixed pulleys
83 the 3rd fixed pulley 84 the 4th fixed pulleys
72a first stay cord 72b the second stay cord
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, for description and interpretation the utility model, is not limited to the utility model.
In the utility model, in the situation that do not do contrary explanation, the noun of locality used as " upper and lower " be the utility model provide the normal operation of movable welding trailer the time orientation, " forward and backward " is defined as rail welding machine 1 and stretches out backward casing 1, particularly with reference to the page shown in Fig. 1, the right direction of " afterwards " page wherein, " front " is the left direction in page.These nouns of locality, only for the utility model is described, are not limited to the utility model.
As shown in Figures 1 to 5, the utility model provides a kind of casing assembly of movable welding trailer, comprise casing 3, this casing 3 holds rail welding machine 1 and drives the driving mechanism 2 of this rail welding machine 1 motion, in preferred embodiment of the present utility model, driving mechanism 2 is hydraulic drive mechanism, can comprise the big arm cylinder of carrying out lifting work and the hydraulic actuating mechanisms such as hydraulic motor of carrying out rotary operation, and comprises the Hydraulic Elements such as hydraulic valve such as hydraulic pump and control respective execution mechanisms.And, except casing 3, the casing assembly also comprises another casing (not sign) that holds generator, thereby this generator is by providing electric power can make hydraulic pump provide pressure oil for driving mechanism 2 other Hydraulic Elements such as grade for motor.That is, the casing assembly that the utility model preferred embodiment provides is two box structures, and certainly in other NM embodiments, the mode of texturing that the casing assembly is integrated into single casing also should drop in protection domain of the present utility model.
Wherein, the rear end of casing 3 is formed with the first opening 31 for rail welding machine 1 turnover casing 2, and the posterior end of the two side of casing 2 offers the second opening 32 be communicated with the first opening 3, for appropriate section (big arm cylinder) the turnover casing 1 of driving mechanism 2, thereby can realize that rail welding machine 1 hangs out and left rotation and right rotation in casing 1.And; the back door 5 that can turn over and open is installed on the first opening 31; and these 5 lower ends, back door are equipped with sliding sliding door 4; and but the side door 6 that upward sliding is opened is installed on the second opening 32;; sliding sliding door 4 mentioned in preferred embodiment of the present utility model can be for being arranged on the side door 6 on sidewall; also can be arranged on the lower end, back door; in other NM embodiments; can also be arranged on other positions, the sliding sliding door 4 that is arranged on each position all drops in protection domain of the present utility model.
Wherein, in the utility model, in order to realize the purpose of this utility model, handled easily is sliding pulls 4, and the casing assembly that the utility model provides also comprises elevator system 7, and this elevator system 7 comprises can promote the drive unit 71 that sliding sliding door 4 upward slidings are opened.Therefore, only need accessory drive 71 can realize the lifting of sliding sliding door 4 and fall, thereby make the easy to operate and efficiency of sliding sliding door 4 higher, and make the overall utility of the movable welding trailer that uses this casing assembly stronger.
It should be noted that, the embodiment that can realize technique scheme has multiple, such as the concrete structure of elevator system and arrangement etc., for the convenient explanation the utility model of realizing, introduce preferred embodiment wherein at this, this preferred embodiment, only for the utility model is described, is not limited to the utility model.
Wherein in preferred embodiment of the present utility model, as shown in Figure 4 and Figure 5, for the convenient drive unit 71 of arranging, preferably, drive unit 71 is hydraulic jack, this hydraulic jack can be fixed on the sidewall of casing 3 and also lift side door 6, also can be fixed on back door 5 to lift the sliding sliding door 4 of below.Known ground, the taking up room less and be convenient to fixed installation of hydraulic jack, and can conveniently drive the lifting of corresponding sliding sliding door 4, can not take the space in casing 1.In addition, in order further to promote practicality of the present utility model, preferably, as the pressure oil-source of the hydraulic jack of drive unit 71, be the hydraulic pump in driving mechanism 2.Thereby do not need separately, for elevator system arranges pressure oil-source, to make practicality of the present utility model stronger.Certainly, in other embodiments, drive unit 71 can also be even motor etc. of hydraulic motor, electric pushrod, pneumatic linear actuator, for these changes, has and drops in protection domain of the present utility model.
In addition as shown in Figure 3, in order to further facilitate, arrange for example drive unit 71 of hydraulic jack, preferably, elevator system 7 also comprises stay cord 72 and pulley gear 73, and stay cord 72 is fixedly connected with sliding sliding door 4, and by drive unit 71, is driven after walking around pulley gear 73.Therefore the effect by pulley gear 73 can, according to the layout of casing 1 inside, design the bearing of trend of different stay cord 72 and the position of drive unit 71.Wherein more preferably, pulley gear 73 can comprise the fixed pulley 41 of the bearing of trend that guides stay cord 72 and the movable pulley 42 coordinated with fixed pulley 41.Therefore the stroke by movable pulley 42 and coordinating of fixed pulley 41 can reducing hydraulic jack or the workload of other drive units 71, can effectively reduce for example specification of the drive unit 71 of hydraulic jack, the practicality of the elevator system 7 that makes the utility model provide is stronger.
Wherein in preferred embodiment of the present utility model, slide sliding door 4 for stable the lifting, preferably, stay cord 72 is multiply, this multiply stay cord 72 is fixedly connected on the upper end of sliding sliding door 4 symmetrically, and by drive unit 71, is synchronously driven after walking around respectively pulley gear 73.Therefore under synchronously the lifting of multiply stay cord 72, sliding sliding door 4 all can be more reliable and more stable along moving of guide rail 9, avoided unnecessary locking and shock, also further promotes slidingly to pull 4 and life-span of guide rail 9.As a kind of preferred embodiment, stay cord 72 is for being preferably two strands, and these two bursts of stay cord symmetries are fixed on the upper end of sliding sliding door 4, therefore, by being symmetrical arranged of this two strands of stay cords, can either stablizing and promote sliding sliding door 4.Certainly, in other NM embodiment, stay cord 72 can also be multiply more, for this mode of texturing, should drop in protection domain of the present utility model equally.
More reasonable for the layout that makes drive unit 71, the arrangement of pulley gear 73 is comparatively crucial, and this also depends on the setting position of sliding sliding door 4, wherein as shown in Figure 4, sliding sliding door 4 is for the side door 6 of sidewall posterior end is installed, and as shown in Figure 5,4 of sliding sliding doors are arranged on 5 lower ends, back door.Below by reference to the accompanying drawings these two kinds of embodiments are described respectively.
As shown in Figure 4, as the hydraulic jack of drive unit 71, vertically be fixed on the sidewall of casing 1 in side door 6 the place aheads, its piston rod can vertically protrude upward, and retracts downwards.In this preferred embodiment, pulley gear 73 comprises the first fixed pulley 81 and the second fixed pulley 82, the first fixed pulley 81 be arranged on stay cord and side door 6 fixing point directly over, the second fixed pulley 82 be arranged on hydraulic jack directly over, and the first fixed pulley 81 and the second fixed pulley 82 are on the same level line, therefore, the stay cord 72 of drawing from side door 6 upper ends can extend and walk around the first fixed pulley 81 at first straight up, to prolong horizontal direction, extend forward, and then walk around the second fixed pulley 82 and vertically extend towards hydraulic jack downwards, and by the flexible driving that realizes stay cord 72 of hydraulic jack.Wherein for this embodiment; those skilled in the art can carry out various changes; for example adjust the position of the first fixed pulley 81 and the second fixed pulley 82; make stay cord 72 can not complete horizontal or vertical extension; for this mode of texturing; as long as can realize the purpose of this utility model, tool should drop in protection domain of the present utility model.
Wherein, the number of the first fixed pulley 81 determines according to the quantity of stay cord 72, for example, in the preferred embodiment of the present utility model shown in Fig. 4, stay cord 72 is two strands, and accordingly, the first fixed pulley 81 is two, these two first fixed pulleys be separately positioned on corresponding stay cord 72 and side door 6 fixing point directly over, therefore, these two strands of stay cords 72 are walked around the second fixed pulley 82 after can walking around respectively the first corresponding fixed pulley 81 again, and are synchronously driven by hydraulic jack.Wherein preferably, in order to reduce the stroke of hydraulic jack, above-mentioned movable pulley 42 can be fixed on the telescopic end of hydraulic jack, and on the end of piston rod, and the stay cord 72 of drawing from the second fixed pulley 82 is fixed on the sidewall of casing 1 walking around movable pulley 42.Therefore at work, the stroke of hydraulic jack is only half of side door 6 strokes.Wherein the arrangement of movable pulley 42 also exists multiplely, and the mode of texturing that can expect for various those skilled in the art drops in protection domain of the present utility model equally.
As shown in Figure 5, when sliding sliding door 4 is arranged on the lower end at back door 5, be fixed on the top at back door 5 as the hydraulic jack along continuous straight runs of drive unit 71, and same preferably stay cord 72 is two strands, comprise by synchronously driven the first stay cord 72a of described hydraulic jack and the second stay cord 72b, this this first stay cord 72a and the second stay cord 72b are fixedly connected on the upper end of sliding sliding door 4 symmetrically, pulley gear 73 comprises the 3rd fixed pulley 83 and the 4th fixed pulley 84 accordingly, the 3rd fixed pulley 83 be positioned at the first stay cord 72a and sliding sliding door 4 fixing point directly over, the 4th 84, fixed pulley be positioned at the second stay cord 72b and sliding sliding door 4 fixing point directly over.Wherein the area due to back door 5 is less, in order to reduce space hold, preferably, top along continuous straight runs that hydraulic jack is arranged in the 3rd fixed pulley 83 extend towards the 4th fixed pulley 84, now for the first stay cord 72a of realizing hydraulic jack and the synchronous driving of the second stay cord 72b, at first the first stay cord 72a can be set walks around the 3rd fixed pulley 83 and walks around described the 4th fixed pulley 84 from below and extend towards described hydraulic jack from top, the first stay cord 72a successively walks around the 3rd fixed pulley 83 and the 4th fixed pulley 84 in S type mode, to facilitate by hydraulic jack, drive, and the second stay cord 72b only can extend towards hydraulic jack from the 4th fixed pulley 84 is walked around in top simultaneously.Therefore, can realize in less space by two strands of stay cords of the synchronous driving of hydraulic jack.
And with mode in Fig. 4 in like manner, pulley gear 73 also comprises movable pulley 42, this movable pulley 42 is fixed on the telescopic end of hydraulic jack, and the first stay cord 72a drawn from the 4th fixed pulley 84 and the second stay cord 72b are fixed on the same position on the top at back door 5 walking around respectively this movable pulley 42.Therefore, the twice that the stroke that can make equally sliding sliding door 4 is the hydraulic jack stroke, therefore can be conducive to the layout in zonule than the hydraulic jack of small dimension more by using.
No matter therefore, in which kind of embodiment, only need hydraulic jack to be stretched, can pass through movable pulley 42 folding and unfolding stay cords 72, then drive the lifting of sliding sliding door 4 and fall.Wherein, due to the deadweight of side door 6, when larger, only need the hydraulic jack off-load when needs fall side door 6, can slowly land by the deadweight of side door 6.Only need get final product the unidirectional fuel feeding of the rod chamber of hydraulic jack when promoting side door 6, and rodless cavity directly is communicated with fuel tank, take and fall and piston rod is the rodless cavity repairing while stretching out at side door 6.Therefore, side door 6 falls base plate and the guide rail 9 that comparatively slowly can not impact casing 1, promotes the life-span of casing assembly.And sliding sliding door 4 weight on back door are lighter, can be adopted as the mode of hydraulic jack bilateral fuel feeding, falling sliding sliding door at 4 o'clock, piston rod is stretched out, because stay cord adopts steel wire rope usually, also can be indirectly for the sliding sliding door 4 of below provides the power fallen, but because deadweight gently can not cause the greater impact to base plate and the guide rail 9 of casing 1 yet.In addition, because there is precedence relationship in the opening and closing of sliding sliding door 4 with the motion of driving mechanism 2, although therefore hydraulic jack and the same hydraulic pump of driving mechanism 2 use, can the phase mutual interference.
To sum up, the above-mentioned rationally structure cleverly by the utility model, can realize following advantage:
1) sliding sliding door 4 especially people of 6 needs of side door operate the switch that control button can complete side door 6, save 1-2 artificial;
2) switch of sliding sliding door 4 enters without personnel, at the operation control panel place, can complete, and saves time;
3) solved sliding sliding door 4 nonsynchronous problem when promoting, the guide rail 9 of sliding door 4 and the roller bearing on side door 6 are slided in protection, have extended the service life of side door 6;
4) sliding sliding door 4 especially side door 6 can not impact and easily cause the distortion of casing 1 base plate and side door 6 base and floor in the decline process; extended the service life of casing assembly; and ensured the sealing of casing 1, indirect protection the products such as electric and hydraulic pressure in container.
The mobile rail-welding facility of the casing assembly that therefore, the utility model provides and use casing assembly have higher practicality and promotional value.
Below describe by reference to the accompanying drawings preferred embodiment of the present utility model in detail; but; the utility model is not limited to the detail in 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.
It should be noted that in addition, each concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can be combined by any suitable mode, for fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present utility model, also can carry out any combination, 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. the casing assembly of a movable welding trailer, comprise casing (3), this casing (3) holds rail welding machine (1) and drives the driving mechanism (2) of this rail welding machine (1) motion, described casing (3) but on the sliding sliding door (4) that upward sliding opens is installed, it is characterized in that, described casing assembly also comprises elevator system (7), and this elevator system (7) comprises can promote the drive unit (71) that described sliding sliding door (4) upward sliding is opened.
2. the casing assembly of movable welding trailer according to claim 1, it is characterized in that, described elevator system (7) also comprises stay cord (72) and pulley gear (73), described stay cord (72) is fixedly connected with described sliding sliding door (4), and by described drive unit (71), is driven after walking around described pulley gear (73).
3. the casing assembly of movable welding trailer according to claim 2, it is characterized in that, described stay cord (72) is multiply, this multiply stay cord (72) is fixedly connected on the upper end of described sliding sliding door (4) symmetrically, and by described drive unit (71) is synchronous, drives after walking around respectively described pulley gear (73).
4. the casing assembly of movable welding trailer according to claim 2, it is characterized in that, described pulley gear (73) comprises the fixed pulley (41) of the bearing of trend that guides described stay cord (72) and the movable pulley (42) coordinated with described fixed pulley (41).
5. according to the casing assembly of the described movable welding trailer of claim 2 or 3, it is characterized in that, the rear end of described casing (3) is formed with the first opening (31) that passes in and out described casing (2) for described rail welding machine (1), and the posterior end of the two side of described casing (2) offers the second opening (32) be communicated with the first opening (3), appropriate section for described driving mechanism (2) passes in and out described casing (1), wherein said the second opening (32) but on the side door (6) that upward sliding is opened is installed, this side door (6) is described sliding sliding door (4),
And wherein, described drive unit (71) is hydraulic jack, this hydraulic jack vertically is fixed on the sidewall of described casing (1) in described side door (6) the place ahead, and described pulley gear (73) comprises the first fixed pulley (81) and the second fixed pulley (82), described the first fixed pulley (81) be arranged on described stay cord and described side door (6) fixing point directly over, described the second fixed pulley (82) be arranged on described hydraulic jack directly over.
6. the casing assembly of movable welding trailer according to claim 5, it is characterized in that, described pulley gear (73) also comprises movable pulley (42), this movable pulley (42) is fixed on the telescopic end of described hydraulic jack, and the described stay cord (72) of drawing from described the second fixed pulley (82) is fixed on the sidewall of described casing (1) walking around described movable pulley (42).
7. according to the casing assembly of the described movable welding trailer of claim 2 or 3, it is characterized in that, the rear end of described casing (3) is formed with the first opening (31) that passes in and out described casing (2) for described rail welding machine (1), and the posterior end of the two side of described casing (2) offers the second opening (32) be communicated with the first opening (3), appropriate section for described driving mechanism (2) passes in and out described casing (1), the back door (5) that being equipped with on wherein said the first opening (31) to overturn mutually opens, the lower end at described back door (5) is equipped with described sliding sliding door (4),
And wherein, described drive unit (71) is hydraulic jack, this hydraulic jack along continuous straight runs is fixed on the top of described back door (5), described stay cord (72) comprises by synchronously driven the first stay cord of described hydraulic jack (72a) and the second stay cord (72b), this first stay cord (72a) and the second stay cord (72b) are fixedly connected on the upper end of described sliding sliding door (4) symmetrically, described pulley gear (73) comprises the 3rd fixed pulley (83) and the 4th fixed pulley (84) accordingly, described the 3rd fixed pulley (83) be positioned at described the first stay cord (72a) and described sliding sliding door (4) fixing point directly over, described the 4th fixed pulley (84) be positioned at described the second stay cord (72b) and described sliding sliding door (4) fixing point directly over,
Wherein, top along continuous straight runs that described hydraulic jack is arranged in described the 3rd fixed pulley (83) extend towards described the 4th fixed pulley (84), described the first stay cord (72a) is at first walked around described the 3rd fixed pulley (83) and is walked around described the 4th fixed pulley (84) from below and extend towards described hydraulic jack from top, described the second stay cord (72b) extends towards described hydraulic jack from described the 4th fixed pulley (84) is walked around in top.
8. the casing assembly of movable welding trailer according to claim 7, it is characterized in that, described pulley gear (73) also comprises movable pulley (42), this movable pulley (42) is fixed on the telescopic end of described hydraulic jack, and described the first stay cord (72a) and second stay cord (72b) of from described the 4th fixed pulley (84), drawing are fixed on the same position on the top at described back door walking around respectively described movable pulley (42).
9. the casing assembly of movable welding trailer according to claim 1, is characterized in that, described driving mechanism (2) comprises hydraulic pump, and described drive unit (71) is hydraulic jack, and the pressure oil-source of this hydraulic jack is described hydraulic pump.
10. a movable welding trailer, is characterized in that, this movable welding trailer comprises the casing assembly of the described movable welding trailer of any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320356405 CN203343603U (en) | 2013-06-20 | 2013-06-20 | Mobile rail-welding machine and box body assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320356405 CN203343603U (en) | 2013-06-20 | 2013-06-20 | Mobile rail-welding machine and box body assembly thereof |
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| CN203343603U true CN203343603U (en) | 2013-12-18 |
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| CN 201320356405 Expired - Fee Related CN203343603U (en) | 2013-06-20 | 2013-06-20 | Mobile rail-welding machine and box body assembly thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909659A (en) * | 2021-11-08 | 2022-01-11 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Flash welding device |
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2013
- 2013-06-20 CN CN 201320356405 patent/CN203343603U/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909659A (en) * | 2021-11-08 | 2022-01-11 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Flash welding device |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20190620 |