CN214143077U - Positioning device between transverse formworks - Google Patents
Positioning device between transverse formworks Download PDFInfo
- Publication number
- CN214143077U CN214143077U CN202021733811.XU CN202021733811U CN214143077U CN 214143077 U CN214143077 U CN 214143077U CN 202021733811 U CN202021733811 U CN 202021733811U CN 214143077 U CN214143077 U CN 214143077U
- Authority
- CN
- China
- Prior art keywords
- channel steel
- template
- positioning
- transverse
- channel
- 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.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a positioner between horizontal template, two relative horizontal templates of adjacent ballastless track mould structure are connected to the device, and the device includes: a first channel steel; the second channel steel is fixedly arranged in the first channel steel, the second channel steel is arranged opposite to the first channel steel, and two mutually parallel template positioning grooves are defined by gaps between two side walls of the second channel steel and the first channel steel; the height adjusting rod is movably arranged on the first channel steel and is positioned between the two template positioning grooves, the height adjusting rod sequentially penetrates through the first channel steel and the second channel steel along the depth direction of the template positioning grooves, the height adjusting rod comprises a positioning end and a force applying end, the positioning end is positioned on the side of the template positioning groove of the first channel steel, and the force applying end is positioned on the side, back to the template positioning grooves, of the first channel steel; the frustum is fixedly arranged at the positioning end; the frustum is matched with the lower parts of two opposite transverse formworks. The positioning device aims to solve the technical problem that in the prior art, a transverse template is not firm in fixation.
Description
Technical Field
The utility model relates to a railway ballastless track construction equipment technical field, in particular to positioner between horizontal template.
Background
The ballastless track is a common high-speed railway track structure type at present, is widely applied to a plurality of high-speed railways or passenger dedicated lines, and is generally provided with a unit plate type ballastless track at a bridge section, a short-circuit foundation or a pile plate structure section, a tunnel portal section or a settlement joint in order to reduce the problems of bridge creep, subgrade settlement, tunnel inverted arch uplift and the like. In the construction process of a bed plate of a ballastless track in China, the horizontal template of the bed plate and the horizontal template of a track bed plate are generally fixed by simple square timbers or wood wedges, and the bottom of the horizontal template, which is close to the bottom surface of a bridge, is easy to cause the phenomena of slurry leakage and mold running in the concrete pouring process, so that the end surfaces of the bed plate and the track bed plate are poor in verticality, and the construction quality of the bed plate and the track bed plate is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a positioner between horizontal template aims at solving the fixed not firm technical problem of horizontal template in the ballastless track work progress among the prior art.
In order to achieve the above object, the utility model provides a positioner between horizontal template, two relative horizontal templates of adjacent ballastless track mould structure are connected to the device, the device includes:
a first channel steel;
the second channel steel is fixedly arranged in the first channel steel, the second channel steel is arranged opposite to the first channel steel, and two parallel template positioning grooves are defined by gaps between two side walls of the second channel steel and the first channel steel;
the height adjusting rod is movably arranged on the first channel steel and is positioned between the two template positioning grooves, the height adjusting rod sequentially penetrates through the first channel steel and the second channel steel along the depth direction of the template positioning grooves, the height adjusting rod comprises a positioning end and a force applying end, the positioning end is positioned on the side of the template positioning groove of the first channel steel, and the force applying end is positioned on the side, opposite to the template positioning groove, of the first channel steel; and
the frustum is fixedly arranged at the positioning end;
wherein the frustum is matched with the lower parts of the two opposite transverse templates.
In some embodiments, further comprising:
the first nut is fixedly connected to a first side wall, and the first side wall is the side wall of the first channel steel, which is back to the second channel steel;
wherein the height-adjusting rod is connected to the first nut in a threaded manner.
In some embodiments, further comprising:
the second nut is fixedly connected to a second side wall, the second side wall is the side wall of the second channel steel, which is back to the first channel steel, and the first nut and the second nut are coaxially arranged;
wherein the height-adjusting rod is connected to the second nut in a threaded manner. In some embodiments, the height adjustment rod is located in the middle of the second channel steel.
In some embodiments, the sidewalls of the frustum are tapered in a direction from the positioning end to the forcing end.
In some embodiments, the apparatus further comprises:
the sleeve is fixedly arranged at the stress end, and the axis of the sleeve is perpendicular to the axis of the height adjusting rod; and
the crowbar is detachably arranged on the sleeve.
In some embodiments, a transverse template locking mechanism is further included to lock the transverse template within the template positioning slot.
In some embodiments, the lateral template locking mechanism comprises:
the adjusting nut is fixedly arranged on the outer side of the groove wall of the first nut;
the adjusting holes are formed in the groove walls and penetrate through the groove walls;
the adjusting bolt is in threaded connection with the adjusting nut, and one end of the adjusting bolt extends into the template positioning groove; and
and the adjusting sleeve is fixedly connected to the other end of the adjusting bolt, and the axis of the adjusting sleeve is perpendicular to that of the adjusting bolt.
In some embodiments, further comprising:
and the two base plates are fixedly arranged on two side walls of the second channel steel respectively.
In some embodiments, the first channel section and the second channel section are arranged at equal lengths.
The embodiment of the utility model provides a positioner connects two relative horizontal templates of adjacent ballastless track mould structure between horizontal template, in ballastless track work progress, fixes a position and fixes the upper end of two relative horizontal templates through two template constant head tanks, then supports the lower extreme of two relative horizontal templates respectively through the frustum. Thereby the location to two horizontal templates is accomplished, and then accomplishes the location and the fastening to two horizontal templates through two relative horizontal templates and the horizontal template between positioner. Thereby avoid the position that the horizontal template bottom is close to the bridge bottom surface to appear leaking thick liquid, the formwork phenomenon of running easily in concrete placement process, and then ensure the construction quality of bed plate and road bed board.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of the positioning device between transverse formworks of the present invention;
fig. 2 is a schematic view of the installation of the present invention;
fig. 3 is a top view of fig. 1 with the sleeve omitted.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 41 | |
42 | |
| 43 | |
44 | Cone table |
| 45 | |
46 | Adjusting |
| 47 | Adjusting |
48 | |
| 49 | Adjusting nut | A | Template positioning groove |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The ballastless track is a common high-speed railway track structure type at present, is widely applied to a plurality of high-speed railways or passenger dedicated lines, and is generally provided with a unit plate type ballastless track at a bridge section, a short-circuit foundation or a pile plate structure section, a tunnel portal section or a settlement joint in order to reduce the problems of bridge creep, subgrade settlement, tunnel inverted arch uplift and the like. In the construction process of a bed plate of a ballastless track in China, the horizontal template of the bed plate and the horizontal template of a track bed plate are generally fixed by simple square timbers or wood wedges, and the bottom of the horizontal template, which is close to the bottom surface of a bridge, is easy to cause the phenomena of slurry leakage and mold running in the concrete pouring process, so that the end surfaces of the bed plate and the track bed plate are poor in verticality, and the construction quality of the bed plate and the track bed plate is influenced.
In order to solve the technical problem, the embodiment of the utility model provides a positioner between horizontal template, this positioner between horizontal template connect two relative horizontal templates of adjacent ballastless track mould structure, in ballastless track work progress, fix a position and fix the upper end of two relative horizontal templates through two template constant head tanks, then support the lower extreme of two relative horizontal templates respectively through the frustum. Thereby the location to two horizontal templates is accomplished to accomplish the location and the fastening to two horizontal templates through two relative horizontal templates and the horizontal template positioner between. Thereby avoid the position that the horizontal template bottom is close to the bridge bottom surface to appear leaking thick liquid, the formwork phenomenon of running easily in concrete placement process, and then ensure the construction quality of bed plate and road bed board.
The inventive concepts of the present application are further described below in conjunction with the following figures and the detailed description.
Referring to fig. 1, a positioning device between transverse formworks, the device connects two opposite transverse formworks of adjacent ballastless track mold structures, the device includes:
first channel-section steel 41 and second channel-section steel 42, second channel-section steel 42 are fixed to be set up in first channel-section steel 41, and second channel-section steel 42 sets up with first channel-section steel 41 relatively, and two template constant head tanks A that are parallel to each other are injectd in the both sides wall of second channel-section steel 42 and the clearance between first channel-section steel 41.
Specifically, the first channel steel 41 is horizontally disposed with its notch facing downward, and the second channel steel 42 is horizontally disposed with its notch facing upward. Optionally, the second channel 42 may be welded into the first channel 41. It is easy to understand that the first channel 41 may also be fixedly connected inside the first channel 41 by a bolt set. The clearance between the two side walls of the second channel steel 42 and the first channel steel 41 defines a formwork positioning groove a. In this case, the first channel 41 and the second channel 42 may be axisymmetrical, and the symmetry axis is an axis of the height adjusting rod 43. The upper ends of the two transverse formworks are clamped into the formwork positioning grooves A, so that the upper parts of the transverse formworks can be positioned.
It is easy to understand, two fixed plates are directly welded in the existing first channel steel 41, and a template positioning slot a is defined by a gap between the two fixed plates and the first channel steel 41. After the positioning fixture clamps the upper end of the transverse template for limiting, the fixing plate is easily damaged by the forced displacement action of the transverse template when the lower end of the transverse template is adjusted through the heightening rod 43 and the frustum 44. Compare in aforementioned current structure, the structure that two piece big one little channel-section steels of this embodiment adopted mutually supported, structural strength obtains obviously improving to positioner's between horizontal template life has been improved. Simultaneously, compare in the width that directly enlarges the fixed plate and increase the structural strength of template constant head tank, adopt the first channel-section steel 41 of a big one little and the welding operation of also being convenient for of the cooperation of second channel-section steel 42, first channel-section steel and second channel-section steel non-deformable prevents the situation that the welding of the fixed plate that appears too wide is not in place or welding deformation.
The height-adjusting rods 43 are arranged in the vertical direction and between adjacent transverse formworks. The height adjusting rod 43 includes a positioning end and a force applying end, the positioning end is located at the side of the template positioning slot of the first channel steel 41, and the force applying end is located at the side of the first channel steel 41 opposite to the template positioning slot a. The end of the heightening rod 43 opposite to the template positioning groove a is a force application end, and the heightening rod 43 can rotate to move relative to the first channel steel 41 through the force application end, so that the height of the heightening rod 43 is adjusted under the condition that the height of the first channel steel is not changed. And the frustum 44 may be threaded or welded to the locating end. Wherein the frustum 44 cooperates with the lower portions of two opposite transverse formworks.
Referring to fig. 2, the frustum 44 is fixed to the positioning end, that is, also located between the adjacent transverse formworks, and is configured to interact with the lower portions of the two opposite transverse formworks, so that under the condition that the upper ends of the transverse formworks are clamped and limited by the formwork positioning grooves a, the distance between the lower ends of the adjacent transverse formworks is adjusted through the interaction between the side walls of the frustum 44 and the lower portions of the two opposite transverse formworks, thereby completing the positioning and installation of the transverse formworks.
The upper ends of adjacent transverse formworks are connected and fastened through a formwork positioning groove A. The height adjusting rod 43 and the frustum 44 are used for adjusting the distance between the lower ends of the adjacent transverse formworks, so that the positioning between the transverse formworks is standardized, the phenomena of untight positioning, deviation and the like of the transverse formworks are avoided, and the construction quality of a base plate and a track bed plate is guaranteed.
Referring to fig. 1, in an embodiment, the positioning device between the transverse formworks further includes a first nut 48, the first nut 48 is fixedly connected to a first sidewall, and the first sidewall is a sidewall of the first channel 41 facing away from the second channel 42. Wherein the height adjustment rod 43 is screwed to the first nut 48.
Namely, the movable connection between the height adjusting rod 43 and the first channel steel 41 is completed through the threaded connection between the height adjusting rod 43 and the first nut 48.
Further, in order to avoid the height adjusting rod to shift left and right in the vertical direction, so as to avoid the skew phenomenon, the positioning device between the transverse formworks further comprises a second nut, the second nut is fixedly connected to the second side wall, the second side wall is a side wall of the second channel steel 42, which faces away from the first channel steel 41, and the first nut 48 and the second nut are coaxially arranged. Wherein, heightening rod threaded connection is in second nut.
At this time, the movable connection of the height adjusting rod and the first channel steel 41 is completed through the threaded connection between the height adjusting rod 43 and the first nut 48 and the second nut.
Referring to fig. 1, coaxial through holes are vertically formed in the first channel steel 41 and the second channel steel 42, and then a first nut 48 and a second nut are welded at the corresponding through holes, and the specifications of the threads of the first nut 48 and the second nut are the same.
In one embodiment, the sidewalls of the frustum 44 are tapered in a direction from the anchor end to the force end. Specifically, referring to fig. 1, in a direction from the force application end to the positioning end, i.e., in a vertically downward direction, the outer side wall of the frustum 44 is tapered, i.e., gradually reduced in diameter. So that the outer side wall of the frustum 44 will force the lower parts of the two transverse formworks against it away from each other when the frustum 44 follows the height-adjusting rod 43 to move downwards.
In one embodiment, referring to fig. 3, the height adjustment bar 43 is located in the middle of the second channel section 42. Therefore, the height adjusting rod 43 can adjust the two transverse formworks to move back to the respective elastic lines simultaneously through the frustum 44, and the adjustment and the positioning of the two transverse formworks are completed simultaneously.
Referring to fig. 1, in one embodiment, to facilitate rotation of the height-adjusting rod 43, the lateral template-to-template positioning device further includes: the sleeve 45 is fixedly arranged at the stress end, and the axis of the sleeve 45 is vertical to the axis of the height adjusting rod 43; and the number of the first and second groups,
a crowbar (not shown) removably mounted to the sleeve 45.
Wherein the sleeve 45 can be fixed to the force application end of the height-adjusting lever 43 by welding or other equivalent means. The sleeve 45 can also be replaced by a nut or other equivalent structures, which is not limited in this application as long as the crowbar can be sleeved in the sleeve 45 and perform the force application action.
It is easy to understand that, the present embodiment rotates the height-adjusting rod 43 through the combination of the sleeve 45 and the crowbar, so as to rotate the height-adjusting rod 43 conveniently and quickly, and also has the advantage of labor saving. And the force is applied by the combination of the crowbar and the sleeve 45, and the force application mode is convenient for humanized operation and construction of workers. Compared with the existing spanner for screwing the height-adjusting rod 43, the combined stress application of the crowbar and the sleeve 45 is suitable for being used on the site, and the positioning device can be normally used even if the positioning device is lightly polluted by concrete, so that the environmental applicability is improved. Meanwhile, the positioning device adopts the combination of the sleeve 45 and the crowbar to facilitate the cleaning of concrete.
Referring to fig. 1, in one embodiment, the lateral template positioning device further comprises a lateral template locking mechanism for locking the lateral template in the template positioning slot a. Thereby after the horizontal template after the adjustment, through positioner between horizontal template with two horizontal templates lock completely to further avoid horizontal template location not tight, phenomenons such as off tracking take place, thereby do benefit to the construction quality who guarantees bed plate and road bed board.
As an option of this embodiment, the lateral form locking mechanism comprises:
the adjusting nut 49 is fixedly arranged on the outer side of the groove wall of the first channel steel 41;
the adjusting holes are formed in the groove walls and penetrate through the groove walls;
the adjusting bolt 46 is in threaded connection with the adjusting nut, and one end of the adjusting bolt 46 extends into the template positioning groove A; and the number of the first and second groups,
and an adjusting sleeve 47, wherein the adjusting sleeve 47 is fixedly connected to the other end of the adjusting bolt 46, and the axis of the adjusting sleeve 47 is perpendicular to the axis of the adjusting bolt 46.
Wherein, two adjusting nuts 49 can be welded on the outer sides of two opposite groove walls of the first channel steel 41. The adjustment holes may be provided in a direction perpendicular to the axis of the height-adjustment lever 43. For example, when the height-adjusting bolt 46 is vertically disposed, the adjustment hole is horizontally disposed. The adjusting hole is coaxial with the adjusting nut.
In this embodiment, still can stretch into adjusting sleeve 47 through the crow bar in to rotatory adjusting bolt 46, and then compress tightly the upper end of horizontal template on the cell wall of template constant head tank A prevents horizontal template off tracking, does benefit to and accomplishes the locking of horizontal template at the template constant head tank.
Referring to fig. 1, in an embodiment, in order to protect the weld between the first channel 41 and the second channel 42, the positioning of the transverse formwork in the formwork positioning slot a is also prevented from being affected by the weld between the first channel 41 and the second channel 42. The positioning device between the transverse formworks further comprises two base plates, and the two base plates are fixedly arranged on two side walls of the second channel steel respectively. Wherein the backing plate may be secured to the second channel 42 by welding or countersunk screws or the like.
In this embodiment, adjusting bolt directly compresses tightly the transverse template directly on the terminal surface of backing plate, and the welding seam is located the lateral wall of backing plate to avoid the welding seam to influence the location of transverse template.
Referring to fig. 3, in an embodiment, the first channel 41 and the second channel 42 are equally spaced. It is easy to understand that the first channel steel 41 and the second channel steel 42 may also be arranged at different lengths, that is, the end of the second channel steel 42 may protrude from the end surface of the first channel steel, or the second channel steel 42 is wrapped in the first channel steel 41.
The above is only the optional embodiment of the present invention, and not therefore the scope of the present invention is limited, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the application directly/indirectly in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A transverse form-to-form positioning device, the device connecting two opposing transverse forms of adjacent ballastless track mold structures, the device comprising:
a first channel steel;
the second channel steel is fixedly arranged in the first channel steel, the second channel steel is arranged opposite to the first channel steel, and two parallel template positioning grooves are defined by gaps between two side walls of the second channel steel and the first channel steel;
the height adjusting rod is movably arranged on the first channel steel and is positioned between the two template positioning grooves, the height adjusting rod sequentially penetrates through the first channel steel and the second channel steel along the depth direction of the template positioning grooves, the height adjusting rod comprises a positioning end and a force applying end, the positioning end is positioned on the side of the template positioning groove of the first channel steel, and the force applying end is positioned on the side, opposite to the template positioning groove, of the first channel steel; and
the frustum is fixedly arranged at the positioning end;
wherein the frustum is matched with the lower parts of the two opposite transverse templates.
2. The transverse formwork interplate positioning device of claim 1, further comprising:
the first nut is fixedly connected to a first side wall, and the first side wall is the side wall of the first channel steel, which is back to the second channel steel;
wherein the height-adjusting rod is connected to the first nut in a threaded manner.
3. The transverse formwork interplate positioning device of claim 2, further comprising:
the second nut is fixedly connected to a second side wall, the second side wall is the side wall of the second channel steel, which is back to the first channel steel, and the first nut and the second nut are coaxially arranged;
wherein the height-adjusting rod is connected to the second nut in a threaded manner.
4. The transverse formwork interplate positioning device of claim 1, wherein the elevation bar is located at a middle portion of the second channel.
5. The transverse formwork interplate positioning device of claim 1, wherein the side walls of the frustum are tapered in a direction from the positioning end to the force application end.
6. The transverse formwork interplate positioning device of claim 1, further comprising:
the sleeve is fixedly arranged at the stress end, and the axis of the sleeve is perpendicular to the axis of the height adjusting rod; and
the crowbar is detachably arranged on the sleeve.
7. The transverse template positioning apparatus according to claim 2, further comprising a transverse template locking mechanism to lock the transverse template in the template positioning slot.
8. The lateral template-to-template positioning device of claim 7, wherein the lateral template locking mechanism comprises:
the adjusting nut is fixedly arranged on the outer side of the groove wall of the first nut;
the adjusting holes are formed in the groove walls and penetrate through the groove walls;
the adjusting bolt is in threaded connection with the adjusting nut, and one end of the adjusting bolt extends into the template positioning groove; and
and the adjusting sleeve is fixedly connected to the other end of the adjusting bolt, and the axis of the adjusting sleeve is perpendicular to that of the adjusting bolt.
9. The transverse formwork interplate positioning device of claim 8, further comprising:
and the two base plates are fixedly arranged on two side walls of the second channel steel respectively.
10. The transverse form-to-form positioning apparatus of any one of claims 1 to 9, wherein the first channel and the second channel are of equal length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021733811.XU CN214143077U (en) | 2020-08-18 | 2020-08-18 | Positioning device between transverse formworks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021733811.XU CN214143077U (en) | 2020-08-18 | 2020-08-18 | Positioning device between transverse formworks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214143077U true CN214143077U (en) | 2021-09-07 |
Family
ID=77522049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021733811.XU Active CN214143077U (en) | 2020-08-18 | 2020-08-18 | Positioning device between transverse formworks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214143077U (en) |
-
2020
- 2020-08-18 CN CN202021733811.XU patent/CN214143077U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203270600U (en) | Fixed support for installing embedded bolts of high-precision equipment | |
| CN206722404U (en) | A kind of narrow end wall single side formwork horizontal reinforcing device | |
| CN202913420U (en) | Reusable positioning device for installing foundation bolts | |
| CN104196055A (en) | Construction method for frameworks on lower portion of basement exterior wall | |
| CN202509768U (en) | Side steel die supporting and protecting device for reinforced concrete terrace construction | |
| CN203846359U (en) | Compaction control device for railway ballastless track boards | |
| CN214143077U (en) | Positioning device between transverse formworks | |
| CN211735098U (en) | Wide construction equipment is transversely pieced together to built-up connection formula concrete T roof beam | |
| CN211873933U (en) | Engineering is with two-way reinforcing apparatus that rectifies | |
| CN206581595U (en) | A kind of big plate erecting device of new concrete | |
| CN216184761U (en) | Adjustable transportation bed-jig of steel case roof beam | |
| CN213203645U (en) | General mould for ballastless track bed board | |
| CN212742218U (en) | Wet seam template reinforcing apparatus in construction is assembled to bridge segment | |
| CN205134291U (en) | Large -scale steel form with adjustable | |
| CN210459646U (en) | Steel construction assembled wallboard node | |
| CN113833183A (en) | Prefabricated hollow shear wall panel system and construction method thereof | |
| CN213417445U (en) | Universal mould for ballastless track bed plate | |
| CN215856983U (en) | Foam board positioning device for ballastless track structural joint construction | |
| CN219137770U (en) | Adjustable fixing device for steel plate water stop | |
| CN217173009U (en) | Gantry crane guide rail fixing device | |
| CN212743434U (en) | Fixing device for slope embedded bolt set | |
| CN219951666U (en) | Vertical prestressing force anchor box positioner of suspension casting case roof beam | |
| CN219992071U (en) | Ground rail bolt fixed mounting system | |
| CN217710354U (en) | Supporting device for rectangular pier capping beam construction | |
| CN211687966U (en) | Clamping plate type fixing structure of gantry crane guide rail |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xixian New Area century pipe gallery construction management Co.,Ltd. Assignor: CHINA RAILWAY 20 BUREAU Group Corp. Contract record no.: X2022980004696 Denomination of utility model: Positioning device between transverse formwork Granted publication date: 20210907 License type: Common License Record date: 20220424 |