CN214459703U - Bridge pier inner mold - Google Patents
Bridge pier inner mold Download PDFInfo
- Publication number
- CN214459703U CN214459703U CN202120299569.8U CN202120299569U CN214459703U CN 214459703 U CN214459703 U CN 214459703U CN 202120299569 U CN202120299569 U CN 202120299569U CN 214459703 U CN214459703 U CN 214459703U
- Authority
- CN
- China
- Prior art keywords
- plates
- bridge pier
- base
- wall
- arc plates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 230000009194 climbing Effects 0.000 claims description 3
- 238000005266 casting Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a bridge pier stud centre form. The bridge pier inner mold comprises a base; the plurality of semi-internal molds are all arranged on the base, and the top of the base is fixedly connected with the bottoms of the two corresponding semi-internal molds; the connecting arc plates are fixedly arranged on the outer walls of the semi-inner molds respectively; and the reinforcing plates are fixedly arranged on the connecting arc plates respectively. The utility model provides a bridge pier stud centre form has the whole split of being convenient for of centre form, is convenient for remove to transport and assembles, and the centre form is assembled when connecting levelly and smoothly more, slick and sly, stable, when weather such as unexpected torrential rain when the casting, can be fast convenient with the centre form closing cap tight then in time discharge the rainwater, effectively avoid the rainwater to dilute the concrete, the high-efficient advantage of building more high-quality pier of being convenient for.
Description
Technical Field
The utility model relates to a bridge construction technical field especially relates to a bridge pier stud centre form.
Background
Pier stud, the lower part that is used for bearing superstructure in civil engineering bears the weight of thing, and pier stud cross-section is mostly circular, also has anisotropic pier stud such as ellipse, square, curvilinear figure, parabola, is important component part in bridge such as highway bridge, railway bridge, pavement, the overpass, ramp bridge, overpass engineering etc..
At present, when a bridge pier is constructed, the pier is constructed firstly, and the pier is generally filled by pouring concrete and the like by using a mould, but the bridge pier internal mould in the prior art has the following problems that firstly, part of the internal mould is difficult to disassemble and assemble, and the internal mould is difficult to move and transport due to the fact that the internal mould is large and heavy; secondly, when part of internal molds are assembled, the connection is not smooth, smooth and stable enough, so that the cast pier is not beautiful enough, and the construction efficiency is relatively influenced because the subsequent operations such as polishing, repairing and the like are needed for multiple times; finally, when casting and building are carried out, sudden weather change, rainstorm and the like are met, part of water can be remained in the inner die, the concrete is diluted, the concrete is not only inconvenient to discharge, but also can be passively diluted, the production standard cannot be reached, the quality of the pier is poor, and certain potential safety hazards exist.
Therefore, there is a need for a new inner mold for a bridge pier to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a split of being convenient for is wholly had centre form to be convenient for remove to transport and assemble, level more when the centre form is assembled and is connected, slick and sly, stable, when meetting weather such as proruption torrential rain when the casting, can be fast convenient with the centre form closing cap tight then in time discharge the rainwater, effectively avoid the rainwater to dilute the concrete, be convenient for build the bridge pier stud centre form of higher quality pier high-efficiently.
In order to solve the technical problem, the utility model provides a bridge pier stud centre form includes: a base; the plurality of semi-internal molds are all arranged on the base, and the top of the base is fixedly connected with the bottoms of the two corresponding semi-internal molds; the connecting arc plates are fixedly arranged on the outer walls of the semi-inner molds respectively; the reinforcing plates are fixedly arranged on the connecting arc plates respectively; the reinforcing plates respectively penetrate through the corresponding stabilizing arc plates and are respectively fixedly connected with the corresponding stabilizing arc plates; the water suction pump is fixedly arranged at the top of the base; one end of the hose is fixedly installed on a water inlet of the water suction pump, and the other end of the hose extends into the corresponding half inner die; the anti-blocking contact block is fixedly arranged at one end of the hose, which is far away from the water pump; the two electro-hydraulic push rods are hinged to the top of the base; the two first cambered surface clamping plates are hinged to output shafts of the two electro-hydraulic push rods respectively, and the outer wall of one side, close to each other, of each first cambered surface clamping plate is in contact with the outer walls of the plurality of connecting cambered plates respectively; the first fixing bolts are respectively arranged on the connecting arc plates; the first support frame is fixedly arranged at the top of the base; the second support frame is fixedly arranged at the top of the first support frame; the two first screw rods are both installed on the second supporting frame in a threaded mode; the two second cambered surface clamping blocks are respectively rotatably sleeved at one ends, close to each other, of the two first screw rods, and the two second cambered surface clamping blocks are respectively contacted with the outer walls of the plurality of connecting arc plates; the rain shields are hinged and installed on the outer walls of the corresponding connecting arc plates, and the inner walls of the tops of the rain shields are in contact with the tops of the corresponding two semi-inner molds; the containing groove is formed in the inner wall of the top of the rain shield, and the top of the hose extends into the containing groove; the second screw is installed on the outer wall of one side of the rain shield in a threaded manner and is positioned below the corresponding connecting arc plate; the mounting plates are fixedly mounted on the outer walls of the semi-internal molds respectively; and the second fixing bolts are arranged on the mounting plates respectively.
Preferably, the top of the base is provided with a plurality of positioning pins, the top of the base is provided with a plurality of positioning holes, and the plurality of positioning pins respectively penetrate through the plurality of positioning holes and are respectively in sliding connection with the inner walls of the plurality of positioning holes.
Preferably, a plurality of climbing frames are fixedly mounted on the first support frame and the second support frame.
Preferably, a plurality of first mounting holes are all seted up at the top of connecting the arc board, and is a plurality of first fixing bolt runs through a plurality ofly respectively first mounting hole and respectively with a plurality of the inner wall swing joint of first mounting hole is a plurality of first fixing nut is established to equal thread bush on the first fixing bolt, and is a plurality of first fixing nut's top all with correspond the bottom of connecting the arc board contacts.
Preferably, fixed mounting has two piece on the top inner wall of holding the groove, two the through-hole has all been seted up on one side outer wall of piece, the hose runs through two the through-hole and with two the inner wall sliding connection of through-hole.
Preferably, the second support frame is provided with two limiting slide bars in a sliding manner, and one ends of the limiting slide bars, which are close to each other, are fixedly connected with the outer walls of the second cambered surface clamping blocks respectively.
Preferably, it is a plurality of all seted up a plurality of second mounting holes on one side outer wall of mounting panel, it is a plurality of second fixing bolt runs through a plurality ofly respectively the second mounting hole and respectively with a plurality of the inner wall swing joint of second mounting hole is a plurality of last equal thread bush of second fixing bolt is equipped with second fixation nut, and is a plurality of one side outer wall of second fixation nut all with correspond one side outer wall of mounting panel contacts.
Compared with the prior art, the utility model provides a bridge pier stud centre form has following beneficial effect:
the utility model provides a bridge pier stud centre form, through half centre form, connect the arc board, the reinforcing plate, the suction pump, prevent stifled contact block, first fixing bolt, second fixing bolt etc. and mutually support, can realize the whole split of being convenient for of centre form, thereby be convenient for remove the transportation and assemble, the centre form is assembled and is connected more levelly and smoothly, slick and sly, stable, when meetting weather such as proruption torrential rain when the casting, can be fast convenient with centre form closing cap tight then in time discharge the rainwater, effectively avoid the rainwater to dilute the concrete, it increases the quality pier to be convenient for build the high efficiency.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of an inner mold for a bridge pier stud provided in the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of the portion B shown in FIG. 1;
FIG. 4 is an enlarged view of section C shown in FIG. 1;
FIG. 5 is an enlarged view of the portion D shown in FIG. 1;
FIG. 6 is an enlarged view of section E of FIG. 1;
fig. 7 is the utility model provides a section assembly structure sketch map overlooked of half centre form of bridge pier stud centre form.
Reference numbers in the figures: 1. a base; 2. a semi-inner mold; 3. connecting the arc plates; 4. a reinforcing plate; 5. a stable arc plate; 6. a water pump; 7. a hose; 8. an anti-blocking contact block; 9. an electro-hydraulic push rod; 10. a first cambered surface clamp plate; 11. a first fixing bolt; 12. a first support frame; 13. a second support frame; 14. a first screw; 15. a second cambered surface clamping block; 16. a rain shield; 17. a nano-groove; 18. a second screw; 19. mounting a plate; 20. and a second fixing bolt.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1-7, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an inner mold for a bridge pier column according to the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is an enlarged view of the portion B shown in FIG. 1; FIG. 4 is an enlarged view of section C shown in FIG. 1; FIG. 5 is an enlarged view of the portion D shown in FIG. 1; FIG. 6 is an enlarged view of section E of FIG. 1; fig. 7 is the utility model provides a section assembly structure sketch map overlooked of half centre form of bridge pier stud centre form. Bridge pier column centre form includes: a base 1; the plurality of semi-inner molds 2 are all arranged on the base 1, and the top of the base 1 is fixedly connected with the bottoms of the corresponding two semi-inner molds 2; the connecting arc plates 3 are respectively fixedly arranged on the outer walls of the semi-inner molds 2; the reinforcing plates 4 are respectively fixedly arranged on the connecting arc plates 3; the plurality of stabilizing arc plates 5 are respectively and fixedly installed on the outer walls of the plurality of semi-inner molds 2, and the plurality of reinforcing plates 4 respectively penetrate through the corresponding plurality of stabilizing arc plates 5 and are respectively and fixedly connected with the corresponding plurality of stabilizing arc plates 5; the water suction pump 6 is fixedly arranged at the top of the base 1; one end of the hose 7 is fixedly arranged on a water inlet of the water suction pump 6, and the other end of the hose 7 extends into the corresponding semi-inner die 2; the anti-blocking contact block 8 is fixedly arranged at one end, far away from the water suction pump 6, of the hose 7; the two electro-hydraulic push rods 9 are hinged to the top of the base 1; the two first cambered surface clamping plates 10 are respectively hinged to output shafts of the two electro-hydraulic push rods 9, and the outer walls of the two sides, close to each other, of the two first cambered surface clamping plates 10 are respectively contacted with the outer walls of the plurality of connecting cambered plates 3; a plurality of first fixing bolts 11, wherein the plurality of first fixing bolts 11 are respectively arranged on the plurality of connecting arc plates 3; the first support frame 12 is fixedly arranged at the top of the base 1; the second support frame 13 is fixedly arranged at the top of the first support frame 12; two first screw rods 14, wherein both the two first screw rods 14 are installed on the second supporting frame 13 in a threaded manner; the two second cambered surface clamping blocks 15 are respectively rotatably sleeved at one ends, close to each other, of the two first screw rods 14, and the two second cambered surface clamping blocks 15 are respectively contacted with the outer walls of the plurality of connecting cambered plates 3; the rain shields 16 are hinged and installed on the outer walls of the corresponding connecting arc plates 3, and the inner walls of the tops of the rain shields 16 are in contact with the tops of the corresponding two half inner molds 2; the containing groove 17 is formed in the inner wall of the top of the rain shield 16, and the top of the hose 7 extends into the containing groove 17; the second screw rods 18 are installed on the outer wall of one side of the rain shield 16 in a threaded manner, and the second screw rods 18 are positioned below the corresponding connecting arc plates 3; the mounting plates 19 are respectively fixedly mounted on the outer walls of the half internal molds 2; and a plurality of second fixing bolts 20, wherein the plurality of second fixing bolts 20 are respectively arranged on the plurality of mounting plates 19.
The top of the base 1 is provided with a plurality of positioning pins, the top of the base 1 is provided with a plurality of positioning holes, and the plurality of positioning pins respectively penetrate through the plurality of positioning holes and are respectively in sliding connection with the inner walls of the plurality of positioning holes.
The first support frame 12 and the second support frame 13 are both fixedly provided with a plurality of climbing frames.
It is a plurality of first mounting hole has all been seted up at the top of connecting arc board 3, and is a plurality of first fixing bolt 11 runs through a plurality ofly respectively first mounting hole and respectively with a plurality of the inner wall swing joint of first mounting hole is a plurality of first fixing nut is established to equal thread bush on the first fixing bolt 11, and is a plurality of first fixing nut's top all with correspond the bottom of connecting arc board 3 contacts.
Hold fixed mounting on the top inner wall of groove 17 have two to prop up the piece, two the through-hole has all been seted up on one side outer wall of a piece, hose 7 runs through two the through-hole and with two the inner wall sliding connection of through-hole.
And two limiting slide bars are arranged on the second support frame 13 in a sliding manner, and one ends of the limiting slide bars, which are close to each other, are respectively fixedly connected with the outer wall of the second cambered surface clamping block 15.
It is a plurality of all seted up a plurality of second mounting holes on one side outer wall of mounting panel 19, it is a plurality of second fixing bolt 20 runs through a plurality ofly respectively the second mounting hole and respectively with a plurality of the inner wall swing joint of second mounting hole is a plurality of equal thread bush is equipped with second fixation nut on the second fixing bolt 20, and is a plurality of one side outer wall of second fixation nut all with correspond one side outer wall of mounting panel 19 contacts.
The utility model provides a theory of operation of bridge pier column centre form as follows:
when the pier needs to be built, the base 1 is placed and tamped firstly, then is reinforced through the plurality of positioning pins, then is spliced and connected with the plurality of half internal molds 2, the two half internal molds 2 are spliced, the two mounting plates 19 are attached to each other, then respectively penetrates through the plurality of second mounting holes through the plurality of second fixing bolts 20 and is screwed with the plurality of second fixing nuts, and under the limit of the plurality of second fixing bolts 20, the integral splicing of the two half internal molds 2 is limited and stable, and is more regular and smooth;
at the moment, the superposition connection operation is carried out, after the two half internal molds 2 are spliced in the same way, the two half internal molds are lifted and placed on the connecting arc plates 3 on the two spliced half internal molds 2 positioned at the bottom, then aligning a plurality of first mounting holes arranged at the tops of the two corresponding connecting arc plates 3, stably and fixedly connecting the first mounting holes together by screwing a plurality of first fixing bolts 11 and a plurality of first fixing nuts, then starting the two electro-hydraulic push rods 9 to drive the two first cambered surface clamping plates 10 to stably clamp the connection part for secondary limitation, ensuring that the whole inner cavity of the mold is smoother and more regular, building the first support frame 12 at the moment, after building, a second support frame 13 is built on the first support frame 12, the two half internal molds 2 are assembled again in the same way, and the joint is limited for the second time by screwing two second cambered surface clamping blocks 15, so that the whole cavity of the mold is ensured to be smoother and more regular;
when irrigation is carried out, in the weather of sudden rainstorm and the like, workers climb onto the second support frame 13 to cover the rain shield 16, rotate the second screw rods 18 and extend the second screw rods 18 to positions below the corresponding connecting arc plates 3, so that the rain shield 16 cannot be lifted by strong wind;
when part of rainwater is accumulated in the mold cavity, in order to avoid the rainwater diluting the concrete, the bottom of the hose 7 to the anti-blocking contact block 8 is released to be in contact with the top of the concrete, and then the water pump 6 is started to pump away the water in the mold cavity;
after the construction is finished, the internal molds can be detached in the same manner after the concrete is firmly solidified, and the internal molds are sequentially detached into a plurality of half internal molds 2, so that the transportation is convenient and the use is continued.
Compared with the prior art, the utility model provides a bridge pier stud centre form has following beneficial effect:
the utility model provides a bridge pier stud centre form, through half centre form 2, connect arc board 3, reinforcing plate 4, suction pump 6, prevent stifled contact piece 8, first fixing bolt 11, second fixing bolt 20 etc. and mutually support, can realize the whole split of being convenient for of centre form, thereby be convenient for remove and transport and assemble, the centre form is assembled and is connected more levelly and smoothly, slick and sly, stable, when meetting weather such as proruption torrential rain when the casting, can be fast convenient with the centre form closing cap tight then in time discharge the rainwater, effectively avoid the rainwater to dilute the concrete, be convenient for build high-efficiently and increase out the quality pier.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a bridge pier stud centre form which characterized in that includes:
a base;
the plurality of semi-internal molds are all arranged on the base, and the top of the base is fixedly connected with the bottoms of the two corresponding semi-internal molds;
the connecting arc plates are fixedly arranged on the outer walls of the semi-inner molds respectively;
the reinforcing plates are fixedly arranged on the connecting arc plates respectively;
the reinforcing plates respectively penetrate through the corresponding stabilizing arc plates and are respectively fixedly connected with the corresponding stabilizing arc plates;
the water suction pump is fixedly arranged at the top of the base;
one end of the hose is fixedly installed on a water inlet of the water suction pump, and the other end of the hose extends into the corresponding half inner die;
the anti-blocking contact block is fixedly arranged at one end of the hose, which is far away from the water pump;
the two electro-hydraulic push rods are hinged to the top of the base;
the two first cambered surface clamping plates are hinged to output shafts of the two electro-hydraulic push rods respectively, and the outer wall of one side, close to each other, of each first cambered surface clamping plate is in contact with the outer walls of the plurality of connecting cambered plates respectively;
the first fixing bolts are respectively arranged on the connecting arc plates;
the first support frame is fixedly arranged at the top of the base;
the second support frame is fixedly arranged at the top of the first support frame;
the two first screw rods are both installed on the second supporting frame in a threaded mode;
the two second cambered surface clamping blocks are respectively rotatably sleeved at one ends, close to each other, of the two first screw rods, and the two second cambered surface clamping blocks are respectively contacted with the outer walls of the plurality of connecting arc plates;
the rain shields are hinged and installed on the outer walls of the corresponding connecting arc plates, and the inner walls of the tops of the rain shields are in contact with the tops of the corresponding two semi-inner molds;
the containing groove is formed in the inner wall of the top of the rain shield, and the top of the hose extends into the containing groove;
the second screw is installed on the outer wall of one side of the rain shield in a threaded manner and is positioned below the corresponding connecting arc plate;
the mounting plates are fixedly mounted on the outer walls of the semi-internal molds respectively;
and the second fixing bolts are arranged on the mounting plates respectively.
2. The bridge pier inner mold according to claim 1, wherein a plurality of positioning pins are arranged at the top of the base, a plurality of positioning holes are formed at the top of the base, and the plurality of positioning pins respectively penetrate through the plurality of positioning holes and are respectively in sliding connection with inner walls of the plurality of positioning holes.
3. The internal mold for a bridge pier according to claim 1, wherein a plurality of climbing frames are fixedly installed on both the first support frame and the second support frame.
4. The bridge pier inner mold according to claim 1, wherein a plurality of first mounting holes are formed in the tops of the plurality of connecting arc plates, a plurality of first fixing bolts respectively penetrate through the plurality of first mounting holes and are movably connected with the inner walls of the plurality of first mounting holes, first fixing nuts are sleeved on the plurality of first fixing bolts in a threaded manner, and the tops of the plurality of first fixing nuts are in contact with the bottoms of the corresponding connecting arc plates.
5. The bridge pier inner mold according to claim 1, wherein two support blocks are fixedly mounted on the inner wall of the top of the containing groove, through holes are formed in the outer wall of one side of each of the two support blocks, and the hose penetrates through the two through holes and is slidably connected with the inner walls of the two through holes.
6. The bridge pier inner mold according to claim 1, wherein two limiting slide bars are slidably mounted on the second support frame, and one ends of the two limiting slide bars, which are close to each other, are fixedly connected with the outer walls of the two second cambered surface clamping blocks respectively.
7. The bridge pier inner mold according to claim 1, wherein a plurality of second mounting holes are formed in an outer wall of one side of each of the plurality of mounting plates, a plurality of second fixing bolts respectively penetrate through the plurality of second mounting holes and are movably connected with inner walls of the plurality of second mounting holes, a plurality of second fixing bolts are respectively and threadedly sleeved with a second fixing nut, and an outer wall of one side of each of the plurality of second fixing nuts is in contact with an outer wall of one side of the corresponding mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120299569.8U CN214459703U (en) | 2021-02-02 | 2021-02-02 | Bridge pier inner mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120299569.8U CN214459703U (en) | 2021-02-02 | 2021-02-02 | Bridge pier inner mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214459703U true CN214459703U (en) | 2021-10-22 |
Family
ID=78117843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120299569.8U Expired - Fee Related CN214459703U (en) | 2021-02-02 | 2021-02-02 | Bridge pier inner mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214459703U (en) |
-
2021
- 2021-02-02 CN CN202120299569.8U patent/CN214459703U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104564104B (en) | A kind of table system for tunnel-liner | |
| CN204402504U (en) | A kind of tunnel steel form lining trolley | |
| CN107419746A (en) | A kind of mobile formwork system and its construction method | |
| CN111749140A (en) | Truss integral lifting type bridge high pier creeping formwork device and construction method | |
| CN106150087A (en) | A kind of combined frame column template and construction method thereof | |
| CN205314542U (en) | Construction liquid die plate device that climbs | |
| CN216427858U (en) | Linear adjusting template device for post-cast section of curved track beam | |
| CN115262966A (en) | Building template locking equipment for pouring reinforced concrete | |
| CN114197325A (en) | Pier shaft construction safety protection platform | |
| CN214459703U (en) | Bridge pier inner mold | |
| CN212128871U (en) | Urban wisdom expressway bent cap wet joint rapid Assembly operation platform | |
| CN115369748B (en) | Construction method of formwork system for integrally pouring bridge pier and tie beam | |
| CN207376649U (en) | U-type groove side wall no pulling rod formwork integrated with barricade and the faced wall being made of the template | |
| CN214143313U (en) | Overhead bridge high hollow pier group overturning mold | |
| CN112176885B (en) | Quick construction method for turning over mould of bridge group of viaduct Gao Kongxin | |
| CN215629452U (en) | Pull rod-free mobile trolley construction device for frame bridge | |
| CN110284705B (en) | Sectional type formwork system for reinforcing concrete cylinder | |
| CN211714733U (en) | Structure for assembling concrete tower | |
| CN113982262A (en) | Beam bottom support and template support system of cast-in-place concrete frame structure and assembly method | |
| CN211548764U (en) | Stiffened column base integral template structure | |
| CN113106870A (en) | Construction method of assembled integral hollow slab bridge | |
| CN207453474U (en) | A kind of constructional form fixing apparatus | |
| CN106812122B (en) | Hydraulic self-lifting cantilever heavy formwork | |
| CN106121228B (en) | A kind of solidifying frame hangs branch vertical plane formwork erecting structure and its application method | |
| CN221399837U (en) | Tie beam template with expansion-proof structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |