CN209335816U - Track freely-supported beam mould and at modular system - Google Patents
Track freely-supported beam mould and at modular system Download PDFInfo
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- CN209335816U CN209335816U CN201821420643.1U CN201821420643U CN209335816U CN 209335816 U CN209335816 U CN 209335816U CN 201821420643 U CN201821420643 U CN 201821420643U CN 209335816 U CN209335816 U CN 209335816U
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- compression bar
- side form
- supported beam
- beam mould
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Abstract
The utility model provides a kind of track freely-supported beam mould and at modular system, is related to the technical field of civil engineering plant, track freely-supported beam mould provided by the utility model includes: compression bar, bed die and two side forms being oppositely arranged；Bed die connects the bottom end of two side forms；The first end of compression bar is hinged around vertical axes and the upper end of a side form, and the second end of compression bar is detachably connected with the upper end of another side form.The technical issues of track freely-supported beam mould provided by the utility model is applied in modular system, solving knockout course needs dismounting compression bar completely in the prior art and being carried to knockout course inefficiency caused by designated place.
Description
Technical field
The utility model relates to civil engineering plant technical fields, more particularly, to a kind of track freely-supported beam mould and Cheng Mo
System.
Background technique
The track structure of magnetic suspension etc. includes simply supported beam, and simply supported beam is generally concrete structure, by pouring into mold
Concrete is made, and simply supported beam includes at the top of two side forms being oppositely arranged, the bed die for connecting side form bottom and connection side form
Compression bar.
To concrete has been poured between side form, after concrete cooling is shaped to simply supported beam, need to remove side form, i.e. institute
Call stripping process；But in the prior art, compression bar needs are removed from side form completely, can be separated from each other side form, compression bar
Demolishing process is time-consuming and laborious, and needs manually to carry compression bar off to come, and be carried to designated place, leads to knockout course low efficiency
Under.
The information disclosed in the background technology section is intended only to deepen the reason to the general background technology of the utility model
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Utility model content
The purpose of this utility model is to provide a kind of track freely-supported beam moulds, are needed with alleviating knockout course in the prior art
The technical issues of removing compression bar completely and being carried to knockout course inefficiency caused by designated place.
In a first aspect, track freely-supported beam mould provided by the utility model includes: that compression bar, bed die and two are oppositely arranged
Side form；
The bed die connects the bottom end of two side forms；
The first end of the compression bar is hinged around vertical axes and the upper end of a side form, the second end of the compression bar and another
The upper end of one side form is detachably connected.
With reference to first aspect, the utility model provides the first possible embodiment of first aspect, in which:
The track freely-supported beam mould further includes the first pin shaft, and first pin shaft is vertically arranged；
The first end of the compression bar is connected by the first pin shaft with the detachable rotation in the upper end of the corresponding side form.
With reference to first aspect, the utility model provides second of possible embodiment of first aspect, in which:
The track freely-supported beam mould further includes the second pin shaft, and second pin shaft is vertically arranged；
The second end of the compression bar is connected by the second pin shaft with the detachable rotation in the upper end of the corresponding side form.
With reference to first aspect, the utility model provides the third possible embodiment of first aspect, in which:
The quantity of the compression bar be it is multiple, multiple compression bars are set gradually along the upper end-face edge of the side form；
Along the upper end-face edge length direction of a side form, the first end of the compression bar of odd bits and the side form
Hinged around vertical axes, the first end of the compression bar of even bit and side form described in another are hinged around vertical axes.
With reference to first aspect, the utility model provides the 4th kind of possible embodiment of first aspect, in which:
Along the upper end of the side form be equipped with compression bar fixation member, the compression bar fixation member be used for by the compression bar with it is described
Side form is fixed.
The 4th kind of possible embodiment with reference to first aspect, the utility model provide first aspect the 5th kind can
The embodiment of energy, in which:
The fixation member includes bolt, and the bolt is slidably connected to the side wall of the compression bar along the vertical direction；
The upper surface of the side form is equipped with the jack cooperated with the bolt.
With reference to first aspect, the utility model provides the 6th kind of possible embodiment of first aspect, in which:
Internal model is equipped between two side forms；
The compression bar is equipped with mounting hole, and the mounting hole runs through the compression bar along the vertical direction, passes through in the mounting hole
It is threadedly engaged gag lever post, the bottom of the gag lever post is connected to the upper surface of the internal model.
The 6th kind of possible embodiment with reference to first aspect, the utility model provide first aspect the 7th kind can
The embodiment of energy, in which:
Buffer board is equipped between the bottom of the gag lever post and the internal model.
The 6th kind of possible embodiment with reference to first aspect, the utility model provide first aspect the 8th kind can
The embodiment of energy, in which:
Lateral supports are equipped between the side form and the side wall of the internal model.
Compared with prior art, track freely-supported beam mould provided by the utility model has the advantage that
Track freely-supported beam mould provided by the utility model includes: compression bar, bed die and two side forms being oppositely arranged；Bed die
Connect the bottom end of two side forms；The first end of compression bar is hinged around vertical axes and the upper end of a side form, the second end of compression bar and another
The upper end of one side form is detachably connected.Side form and bed die form the accommodation space for being used for casting concrete, when having poured coagulation
After soil, the second end of compression bar is rotated, rotates compression bar around the vertical articulated shaft of its first end and corresponding side form, so that the of compression bar
Two ends are rotated to another side form, and are detachably connected the second end of compression bar with the side form；When concrete setting is shaped to letter
After strutbeam, the second end of compression bar is dismantled with corresponding side form, and make compression bar around the vertical articulated shaft of its first end and corresponding side form
Rotation, until the compression bar is turned to, side form corresponding with its first end is concordant, to avoid the side form on compression bar interference opposite, at this point,
Side form can be made to separate with simply supported beam, to carry out stripping process；Above procedure need to only rotate compression bar to concordant with side side form
, without completely removing compression bar, there are no manual handling compression bar is needed, time saving and energy saving, demoulding efficiency is improved.
The another object of the utility model is to provide a kind of at modular system, is needed with solving knockout course in the prior art
The technical issues of removing compression bar completely and being carried to knockout course inefficiency caused by designated place.
Second aspect, provided by the utility model at modular system includes: demoulding power device and such as above-mentioned technical proposal institute
The track freely-supported beam mould stated；
Two side forms that the demoulding power device is used to draw the track freely-supported beam mould are located remotely from each other or mutually
It is close.
It is described at modular system and above-mentioned track freely-supported beam mould compared with the existing technology possessed by advantage it is identical,
This is repeated no more.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Side view when Fig. 1 is track simply supported beam mold clamping provided by the embodiment of the utility model；
Fig. 2 is partial enlarged view at the A in Fig. 1；
Top view when Fig. 3 is track simply supported beam mold clamping provided by the embodiment of the utility model；
Top view when Fig. 4 is track simply supported beam mold releasability provided by the embodiment of the utility model.
Icon: the first side form of 111-；The second side form of 112-；The first compression bar of 121-；The second compression bar of 122-；123- third pressure
Bar；130- bed die；200- internal model；310- first reinforces screw rod；320- second reinforces screw rod；410- gag lever post；420- buffer board；
500- lateral supports；610- first square tube；620- second square tube；710- angle steel；720- securing plate；800- rubber sealing block.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Track freely-supported beam mould provided by the embodiment of the utility model includes: that compression bar, bed die 130 and two are oppositely arranged
Side form；
Bed die 130 connects the bottom end of two side forms；
The first end of compression bar is hinged around vertical axes and the upper end of a side form, and the second end of compression bar is upper with another side form
End is detachably connected.
Specifically, as shown in Figure 3 and Figure 4, by taking the first compression bar 121 as an example, the first end of the first compression bar 121 around vertical axes with
The upper end of first side form 111 is hinged；The second end of first compression bar 121 and the upper end of the second side form 112 are detachably connected.
Further, track freely-supported beam mould further includes the first pin shaft, and the first pin shaft is vertically arranged；
The first end of compression bar is connected by the first pin shaft with the detachable rotation in the upper end of corresponding side form；
Specifically, by taking the first compression bar 121 as an example, the first end of the first compression bar 121 is equipped with the first pin shaft hole, the first side form
111 upper end be equipped with the first matching hole, the first pin shaft pass through the first pin shaft hole and the first matching hole, realize the first compression bar 121 with
First pin shaft is that articulated shaft and the first side form 111 are hinged；Meanwhile the first pin shaft is conveniently removed, by the first compression bar 121 and the first side
Mould 111 is separated from each other.
In addition to this, the first compression bar 121 can also be hinged around vertical axes by the upper end of hinge and the first side form 111.
Further, track freely-supported beam mould further includes the second pin shaft, and the second pin shaft is vertically arranged；
The second end of compression bar is connected by the second pin shaft with the detachable rotation in the upper end of corresponding side form；
Specifically, by taking the first compression bar 121 as an example, the second end of the first compression bar 121 is equipped with the second pin shaft hole, the second side form
112 upper end is equipped with the second matching hole, and the second pin shaft passes through the second pin shaft hole and the second matching hole, realizes the first compression bar 121
Second end is detachably connected with the second side form 112；When the second end of the first compression bar 121 being needed to separate with the second side form 112, only
Need to pull up the second pin shaft；
Meanwhile when the first end of the first compression bar 121 and the first side form 111 can be dismantled, the first compression bar 121 can be made
Second end is hinged as articulated shaft and the second side form 112 using the second pin shaft, i.e., can according to need the first compression bar 121 of rotation at this time
Which end is hinged end.
Further, the quantity of compression bar is multiple, and multiple compression bars are set gradually along the upper end-face edge of side form；
Along the upper end-face edge length direction of a side form, the first end of the compression bar of odd bits and the side form are cut with scissors around vertical axes
It connects, the first end of the compression bar of even bit is hinged around vertical axes with another side form；
Specifically, as shown in Figure 3 and Figure 4, compression bar includes the first compression bar 121, the second compression bar 122 and third compression bar 123, side
Mould includes the first side form 111 and the second side form 112；The first end of first compression bar 121 is around the upper end of vertical axes and the first side form 111
Hingedly, the first end of the second compression bar 122 is hinged around vertical axes and the upper end of the second side form 112, the first end of third compression bar 123 around
Vertical axes and the upper end of the first side form 111 are hinged；The second end of first compression bar 121 and the upper end of the second side form 112 detachably connect
It connects, the second end of the second compression bar 122 and the upper end of the first side form 111 are detachably connected, the second end of third compression bar 123 and second
The upper end of side form 112 is detachably connected.
Further, it is equipped with compression bar fixation member along the upper end of side form, compression bar fixation member is for consolidating compression bar and side form
It is fixed；
Optionally, fixation member includes bolt, and bolt is slidably connected to the side wall of compression bar along the vertical direction；
The upper surface of side form is equipped with the jack cooperated with bolt；
By taking the first compression bar 121 as an example, the side wall of the first compression bar 121, which is equipped with to slide with the first compression bar 121 along the vertical direction, to be connected
The bolt connect, the upper end of the first side form 111 be equipped with the matched jack of bolt, when the first compression bar 121 is rotated as the first side form
111 it is concordant when, bolt is inserted into corresponding jack, the fixation to the first compression bar 121 can be completed.
Optionally, by taking the first compression bar 121 as an example, fixation member is hook, and the side wall of the first compression bar 121 is equipped with link,
When the rotation of the first compression bar 121 is concordant as the first side form 111, makes to tangle link, can be completed to the first compression bar 121
It is fixed.
Further, internal model 200 is equipped between two side forms；
Compression bar is equipped with mounting hole, and mounting hole runs through compression bar along the vertical direction, passes through in mounting hole and be threadedly engaged gag lever post
410, the bottom of gag lever post 410 is connected to the upper surface of internal model 200；
Rotary stopper bar 410 compresses downwards the top of internal model 200, effectively prevent internal model 200 because of the fluctuation of concrete and floats
Power and upward play, prevent simple beam structure from deforming, the structural stability of the simply supported beam of final molding are effectively ensured.
Further, buffer board 420 is equipped between the bottom of gag lever post 410 and internal model 200；
Directly contacted with the top of internal model 200 relative to 410 bottom of gag lever post, buffer board 420 with the contact of internal model 200
Area increases, and reduces to the pressure of internal model 200, prevents gag lever post 410 that internal model 200 is depressed into local deformation.
Further, lateral supports 500 are equipped between side form and the side wall of internal model 200, to prevent internal model 200 in coagulation
It is moved in the horizontal direction under the impact of soil, simple beam structure is caused to deform；
Wherein, lateral supports 500 are detachably connected by bolt and side form, and lateral supports 500 can be level and set
The hollow pipe or solid hopkinson bar set before simply supported beam demoulding, lateral supports 500 are taken out, letter after concrete cooling molding
The side wall of strutbeam forms the ventilating duct through simply supported beam hollow structure inside to external environment, is convenient for simply supported beam hollow structure inside
In moisture be discharged in time, can make to accelerate inside simply supported beam to air-dry.
Further, as shown in Figure 1, track freely-supported beam mould further includes that the first reinforcing screw rod 310 and second reinforces screw rod
320 (the first reinforcing screw rod 310 is not shown in Fig. 3 and Fig. 4)；
First reinforcing screw rod 310 extends through the upper end of the first side form 111 and the second side form 112, and first reinforces screw rod 310
Both ends be respectively cooperating with the first fastening nut, the upper end of the first side form 111 and the upper end of the second side form 112 are clamped；
Second reinforcing screw rod 320 extends through the lower end of the first side form 111 and the second side form 112, and second reinforces screw rod 320
Both ends be respectively cooperating with the second fastening nut, the lower end of the first side form 111 and the lower end of the second side form 112 are clamped；
To reinforce the connective stability between the first side form 111 and the second side form 112, the first side form 111 and second is prevented
Side form 112 is loosened with bed die 130.
Further, the side end face of bed die 130 is equipped with limiting groove；
The bottom end side of side form is equipped with the retention bead structure cooperated with limiting groove；
When side form and bed die 130 are assembled, bulge-structure is inserted into limiting groove, prevents the casting concrete into external mold
When, coagulation rolls upwards, and concrete makes side form float upwards.
Optionally, limiting groove is the rectangular recess being directly recessed into inside bed die 130, and retention bead structure is to be fixed on
The rectangular cam of side form bottom end medial surface, rectangular cam match with rectangular recess.
Optionally, the side end face of bed die 130 is spaced apart that there are two the square tube that is oppositely arranged, two square tubes along the vertical direction
Between form limiting groove；
As shown in Fig. 2, retention bead structure includes angle steel 710, the first side plate of angle steel 710 is fitted in the second side form 112
Bottom end medial surface, the second side plate of angle steel 710 is located at the upside of the first side plate, the free end of the first side plate and the second side plate
Securing plate 720 is connected between free end；
Specifically, as shown in Fig. 2, the side end face of bed die 130 is intervally distributed with first square tube 610 and second along the vertical direction
Square tube 620, angle steel 710 include being fitted in the first side plate of 112 bottom inside face of the second side form and being vertically connected at the first side plate
Second side plate of upper end, is connected with securing plate 720, securing plate between the free end of the second side plate and the free end of the first side plate
720, the first side plate and second side board group improve the structural stability of angle steel 710 at triangle, meanwhile, when the first side plate into
After entering between first square tube 610 and second square tube 620, abut the first side plate upper side with first square tube 610, securing plate 720
Abutted with second square tube 620, first square tube 610 prevents the first side plate from moving up, second square tube 620 prevent securing plate 720 to
Lower movement；Therefore, the second side form 112 is effectively prevented to misplace along the vertical direction relative to bed die 130.In addition, angle steel 710
It is the common material of engineering field with securing plate 720, convenient for gathering materials on the spot.
Further, the bottom end medial surface of side form is additionally provided with rubber sealing block 800, rubber sealing block 800 and bed die 130
Side end face abut；
As shown in Fig. 2, the lower end left side of the second side form 112 is equipped with rubber sealing block 800, rubber sealing block 800 and bottom
The right side of mould 130 abuts；
Rubber sealing block 800 can prevent gap outflow of the concrete in external mold between side form and bed die 130, cause
Concrete leakage.
Compared with prior art, track freely-supported beam mould provided by the embodiment of the utility model has the advantage that
Track freely-supported beam mould provided by the embodiment of the utility model includes: that compression bar, bed die 130 and two are oppositely arranged
Side form；Bed die 130 connects the bottom end of two side forms；The first end of compression bar is hinged around vertical axes and the upper end of a side form, compression bar
Second end and the upper end of another side form be detachably connected.Side form and bed die 130 form empty for the receiving of casting concrete
Between, after having poured concrete, the second end of compression bar is rotated, revolves compression bar with the vertical articulated shaft of corresponding side form around its first end
Turn, so that the second end of compression bar is rotated to another side form, and is detachably connected the second end of compression bar with the side form；Work as coagulation
Native coagulation forming be simply supported beam after, the second end of compression bar is dismantled with corresponding side form, and make compression bar around its first end and respective side
The vertical articulated shaft of mould rotates, until to turn to side form corresponding with its first end concordant for the compression bar, to avoid compression bar interference pair
The side form in face, at this point, side form can be made to separate with simply supported beam, to carry out stripping process；Above procedure, only compression bar need to be rotated to
Concordant with side side form, without completely removing compression bar, there are no manual handling compression bar is needed, time saving and energy saving, demoulding efficiency is obtained
To improve.
Embodiment two
Provided by the embodiment of the utility model at modular system includes: the track letter for demoulding power device and embodiment one and providing
Branch beam mould；
Two side forms of the demoulding power device for traction track freely-supported beam mould are located remotely from each other or close to each other.
Specifically, as shown in Figure 1, a trailer wagon can be arranged in the left side of the first side form 111, in the second side form
A trailer wagon (not shown) is arranged in 112 right side, after concrete cooling molding, makes left side trailer wagon to the left
The first side form 111 is drawn, makes right side trailer wagon side-lining second side mould 112 to the right, makes the first side form 111 and the second side form
112 separate with the simply supported beam after concrete formation, complete stripping process.
Compared with prior art, provided by the embodiment of the utility model to be had the advantage that at modular system
It is provided by the embodiment of the utility model at modular system, track freely-supported beam mould therein includes: compression bar, bed die 130
The side form being oppositely arranged with two；Bed die 130 connects the bottom end of two side forms；The first end of compression bar is around vertical axes and a side form
Upper end it is hinged, the second end of compression bar is detachably connected with the upper end of another side form.Side form and bed die 130 are formed for pouring
The accommodation space of concrete rotates the second end of compression bar after having poured concrete, makes compression bar around its first end and corresponding side form
The rotation of vertical articulated shaft so that the second end of compression bar is rotated to another side form, and make the second end of compression bar and the side form can
Dismantling connection；After concrete setting is shaped to simply supported beam, the second end of compression bar is dismantled with corresponding side form, and make compression bar around it
The vertical articulated shaft of first end and corresponding side form rotates, until to turn to side form corresponding with its first end concordant for the compression bar, with
The side form for avoiding compression bar interference opposite, at this point, side form can be made to separate with simply supported beam, to carry out stripping process；Above procedure, only
Compression bar need to be rotated to concordant with side side form, without completely removing compression bar, there are no need manual handling compression bar, time saving province
Power, demoulding efficiency are improved；
After concrete cooling molding, makes to demould power device the first side form 111 of driving and the second side form 112 is mutually remote
From so that simply supported beam demoulding, completes the mold molding procedure of simply supported beam.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of track freely-supported beam mould characterized by comprising compression bar, bed die and two side forms being oppositely arranged；
The bed die connects the bottom end of two side forms；
The first end of the compression bar is hinged around vertical axes and the upper end of a side form, the second end of the compression bar and another
The upper end of the side form is detachably connected.
2. track freely-supported beam mould according to claim 1, which is characterized in that the track freely-supported beam mould further includes
One pin shaft, first pin shaft are vertically arranged；
The first end of the compression bar is connected by the first pin shaft with the detachable rotation in the upper end of the corresponding side form.
3. track freely-supported beam mould according to claim 1, which is characterized in that the track freely-supported beam mould further includes
Two pin shafts, second pin shaft are vertically arranged；
The second end of the compression bar is connected by the second pin shaft with the detachable rotation in the upper end of the corresponding side form.
4. track freely-supported beam mould according to claim 1, which is characterized in that the quantity of the compression bar be it is multiple, it is multiple
The compression bar is set gradually along the upper end-face edge of the side form；
Along the upper end-face edge length direction of a side form, the first end of the compression bar of odd bits and the side form are around perpendicular
D-axis is hinged, and the first end of the compression bar of even bit and side form described in another are hinged around vertical axes.
5. track freely-supported beam mould according to claim 1, which is characterized in that solid equipped with compression bar along the upper end of the side form
Determine component, the compression bar fixation member is for fixing the compression bar and the side form.
6. track freely-supported beam mould according to claim 5, which is characterized in that the fixation member includes bolt, described
Bolt is slidably connected to the side wall of the compression bar along the vertical direction；
The upper surface of the side form is equipped with the jack cooperated with the bolt.
7. track freely-supported beam mould according to claim 1, which is characterized in that be equipped with internal model between two side forms；
The compression bar is equipped with mounting hole, and the mounting hole runs through the compression bar along the vertical direction, passes through screw thread in the mounting hole
It is combined with gag lever post, the bottom of the gag lever post is connected to the upper surface of the internal model.
8. track freely-supported beam mould according to claim 7, which is characterized in that the bottom of the gag lever post and the internal model
Between be equipped with buffer board.
9. track freely-supported beam mould according to claim 7, which is characterized in that the side wall of the side form and the internal model it
Between be equipped with lateral supports.
10. a kind of at modular system characterized by comprising demoulding power device and such as described in any item rails of claim 1-9
Road freely-supported beam mould；
Two side forms that the demoulding power device is used to draw the track freely-supported beam mould are located remotely from each other or close to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821420643.1U CN209335816U (en) | 2018-08-30 | 2018-08-30 | Track freely-supported beam mould and at modular system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821420643.1U CN209335816U (en) | 2018-08-30 | 2018-08-30 | Track freely-supported beam mould and at modular system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209335816U true CN209335816U (en) | 2019-09-03 |
Family
ID=67744621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821420643.1U Active CN209335816U (en) | 2018-08-30 | 2018-08-30 | Track freely-supported beam mould and at modular system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209335816U (en) |
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2018
- 2018-08-30 CN CN201821420643.1U patent/CN209335816U/en active Active
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