CN217711719U - Subsection concrete mold integrated constructional column template system - Google Patents
Subsection concrete mold integrated constructional column template system Download PDFInfo
- Publication number
- CN217711719U CN217711719U CN202221629768.1U CN202221629768U CN217711719U CN 217711719 U CN217711719 U CN 217711719U CN 202221629768 U CN202221629768 U CN 202221629768U CN 217711719 U CN217711719 U CN 217711719U
- Authority
- CN
- China
- Prior art keywords
- constructional column
- template
- concrete
- shaped
- tooth
- 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
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The utility model belongs to build engineering constructional column construction field by laying bricks or stones, solved current constructional column template and established, demolish the problem that the process seriously influences secondary structure construction progress. The utility model provides a section concrete mould integration constructional column template system, including sectional type template, connect fastener, to drawing the subassembly and connect the hopper, the template includes inner formword and exterior sheathing, inner formword and exterior sheathing of same group are connected through drawing the subassembly to form the constructional column merogenesis module body, adjacent two-layer merogenesis module body is assembled and is formed the constructional column template concrete and pour the cavity through connecting the fastener, the outward flange of template and the sealed bonding laminating of peripheral brickwork, the exterior sheathing of constructional column cap department is opened there is the concrete feed inlet and is communicate with receiving the hopper. The construction of the subsection concrete mold integrated constructional column template omits the procedures of template erection and dismantling, and realizes the integrated construction of the template and concrete pouring.
Description
Technical Field
The utility model belongs to build engineering constructional column construction field by laying bricks or stones, concretely relates to merogenesis concrete mould integration constructional column template system.
Background
In the field of construction, a secondary structure refers to some non-load-bearing concrete structures, constructional columns, lintels and other parts needing to be finished before decoration in frames, shear walls and frame shear projects, and is called as a secondary structure.
The constructional column is characterized in that in order to enhance the integrity and stability of a building, a reinforced concrete constructional column is arranged in a wall body of a multi-layer brick-concrete structure building and is connected with each layer of ring beam to form a space frame capable of resisting bending and shearing, and the constructional column is an effective measure for preventing a house from collapsing; the arrangement positions of the constructional columns are at four corners of the outer wall, the joints of the cross walls and the outer longitudinal walls at staggered layers, two sides of a larger hole, the joints of the inner wall and the outer wall of a larger room and the like.
Along with the development of integration and assembly of a building construction factory, the traditional secondary structure construction comprises the working procedures of constructional column reinforcement binding, building block building, constructional column template erecting, constructional column concrete pouring, constructional column template dismantling and the like, wherein the constructional column template erecting comprises the steps of respectively placing inner and outer side templates on the inner and outer surfaces of wall bodies at two sides, arranging square timbers outside the inner and outer templates, and fixing the inner and outer templates through split bolts; the construction column template is dismantled also comparatively loaded down with trivial details after later stage concrete shaping, therefore the construction column template is established, is dismantled the process and is influenced secondary structure construction progress leading factor.
SUMMERY OF THE UTILITY MODEL
Prop up to current constructional column template and establish, demolish the not enough that the process seriously influences secondary structure construction progress, the utility model aims to provide a merogenesis concrete mould integration constructional column template system builds by laying bricks or stones at the constructional column position together with merogenesis module body when the building block is built by laying bricks or stones, directly pours the concrete after building by laying bricks or stones the completion, omits the constructional column template and establishes and demolish the process, reaches the purpose that constructional column concrete, template integration were under construction.
For realizing above-mentioned purpose, the utility model discloses a following technical scheme, a segmentation concrete mould integration constructional column template system, template including the sectional type, connect the fastener, to drawing the subassembly and connect the hopper, the template includes inner formword and exterior sheathing, inner formword and the exterior sheathing of organizing on the same side are connected through drawing the subassembly and are formed the constructional column segmentation module body, adjacent two-layer segmentation module body is through connecting the fastener equipment and forming the constructional column template concrete and pour the cavity, the outward flange and the sealed bonding laminating of peripheral brickwork of template, the exterior sheathing of constructional column cap department is opened there is the concrete feed inlet and with connect the hopper intercommunication.
Preferably, the connecting clamping piece comprises an H-shaped clamping piece and a bolt type tie ring, the counter-pull assembly comprises a central disc and two tie rods, the H-shaped clamping piece is connected with the upper and lower segmental module bodies, and the upper and lower ends of the template are provided with clamping grooves for positioning the H-shaped clamping piece; the bolt type drawknot rings are horizontally fixed on one side, close to the pouring cavity, of the H-shaped clamping piece, one ends of the two drawknot rods are respectively inserted into the two bolt type drawknot rings which are oppositely arranged, and the other ends of the two drawknot rods are inserted into the central disc to be locked so as to realize drawknot of the inner template and the outer template which are in the same group.
Preferably, the central disc comprises a disc body, a circular ring sliding track and tooth-shaped buckles, the circular ring sliding track is attached to the inner wall of the disc body, at least two tooth-shaped buckles are connected with the circular ring sliding track and can slide along the circular ring sliding track, and the two opposite tie rods are inserted into the two corresponding tooth-shaped buckles to be fixed.
Preferably, the tooth-shaped buckle comprises a sleeve, a tooth-shaped clamping groove and a compression spring, the tooth-shaped clamping groove is fixed along the length direction of the sleeve, two sides of the tooth-shaped clamping groove are connected with the inner wall of the sleeve through the compression spring, holes for the end parts of the tie rod to penetrate through are formed in two ends of the sleeve, one-way teeth are arranged at the end head of the tie rod connected with the tooth-shaped buckle, the tie rod with the one-way teeth at the end head is inserted into the tooth-shaped clamping groove to be automatically locked, and a positioning nut used for fixing the insertion length of the tie rod is in threaded connection with the position, close to the one-way teeth, of the tie rod.
Preferably, the sleeve is provided with a hook corresponding to the position of the circular ring sliding track for connecting with the circular ring sliding track.
Preferably, one end of the drawknot rod close to the H-shaped clamping piece is provided with a T-shaped end, and the outer wall of the bolt type drawknot ring is provided with a barb-shaped notch for the T-shaped end to slide in.
Preferably, connect the hopper to be connected with the exterior sheathing through the rotation type buckle of installing on the exterior sheathing of constructional column cap department, pre-buried having on the exterior sheathing is used for the bearing to connect the bearing pole of hopper.
Preferably, the template includes one-way ripples tectonic layer, strength nature reinforcing bar net lamella, light panel layer and the alkali-resisting net cloth layer that set gradually, and one-way ripples tectonic layer is located pouring cavity one side and is provided with the one-way fluid ripple that is convenient for the concrete to flow downwards.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the sectional concrete molds of the integrated constructional column template are assembled and spliced simultaneously along with the building of bricks to form the constructional column template, so that the erection of the constructional template is not required to be carried out after the building is finished according to the traditional method, the time of formwork erecting procedures is reduced, and meanwhile, the constructional column sectional concrete templates are produced in a factory and spliced on site, so that the construction speed is high, and the efficiency is high.
2. The construction of the sectional concrete formwork integrated constructional column template omits the procedures of template erection and dismantling, realizes the integrated construction of the template and concrete pouring, leads the subsequent engineering to be intervened in advance, and saves the construction period; meanwhile, the implementation of the section-by-section concrete mold integrated constructional column template avoids the common defects of the construction quality of the traditional constructional column, ensures the construction quality and achieves the purposes of cost reduction and efficiency improvement.
3. The sectional concrete constructional column template made of materials such as ordinary portland cement, mineral aggregate, alkali-resistant mesh cloth and the like replaces the traditional wood template, and is the embodiment of energy conservation, emission reduction and green ecological concept.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 these drawings without creative efforts.
FIG. 1 is an elevational schematic view of the installation location of the present example;
FIG. 2 isbase:Sub>A cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a hierarchical structure diagram of the template of the present embodiment;
FIG. 4 is a schematic view showing the construction of the connecting clip and one end of the drawknot rod of the present embodiment;
FIG. 5 is a half-sectional view of the counter-pulling assembly of the present embodiment;
FIG. 6 is a full sectional view of the counter pull assembly of the present embodiment;
FIG. 7 is a schematic view of the connection of the tooth-shaped fastener and the drawknot rod of the present embodiment;
fig. 8 is a schematic view of the mounting structure of the receiving hopper of the present embodiment.
In the figure: 1-template; 1.1-a unidirectional wave structure layer; 1.2-stiff reinforcing mesh sheet layer; 1.3-light panel layer; 1.4-alkali-resistant mesh fabric layer; 2.1-H type fastener; 2.2-bolt type drawknot ring; 3.1-center disk; 3.11-plate body; 3.12-circular ring sliding track; 3.13-tooth-shaped buckle; 3.131-sleeve; 3.132-tooth-shaped clamping groove; 3.133-compression spring; 3.134-hook; 3.2-tie rod; 4-a receiving hopper; 5, rotating buckles; 6-a support rod; 7-positioning the nut.
Detailed Description
The technical solutions in the embodiments of the present invention are clear and fully described 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limitations of the present invention, so they have no technical essence, and any modifications of the structures, ratios, or sizes should still fall within the scope of the present invention, which can be covered by the technical disclosure, without affecting the efficacy and the achievable purpose of the present invention.
The utility model provides an embodiment:
as shown in fig. 1 and 2, the segmental concrete form integrated constructional column formwork system comprises a sectional type formwork 1, connecting clamps, a split component and a receiving hopper 4, wherein the formwork 1 comprises an inner formwork and an outer formwork, the inner formwork and the outer formwork in the same group are connected through the split component to form constructional column segmental module bodies, the segmental module bodies in two adjacent layers are assembled through the connecting clamps to form a constructional column formwork concrete pouring cavity, the outer edge of the formwork 1 is in sealed bonding fit with the surrounding brickwork, and the outer formwork at the column head of a constructional column is provided with a concrete feeding hole and is communicated with the receiving hopper 4.
As shown in fig. 3, the formwork 1 includes a unidirectional wave structural layer 1.1, a stiff reinforcing mesh layer 1.2, a light panel layer 1.3 and an alkali-resistant mesh fabric layer 1.4, which are sequentially arranged, the unidirectional wave structural layer 1.1 is located at one side of a casting cavity and is provided with unidirectional fluid corrugations for facilitating downward flow of concrete, alkali-resistant mesh fabric is reserved at the outer edge of the formwork 1, and a cement adhesive is adopted to bond a brick masonry into a whole after a model is erected, so that the integrity is improved and no slurry leakage is ensured in the concrete casting process; in the embodiment, the template 1 has two types, one type is a rectangular plate, the other type is an I-shaped plate, and the template 1 is uniformly numbered and processed in a centralized manner according to the optimized size on site.
In the embodiment, the connecting clamping piece comprises an H-shaped clamping piece 2.1 and a bolt type tie ring 2.2, the counter-pull component comprises a central disc 3.1 and two tie rods 3.2, the H-shaped clamping piece 2.1 is connected with the upper and lower segmental module bodies, and the upper and lower ends of the template are provided with clamping grooves for positioning the H-shaped clamping piece 2.1; bolt formula drawknot ring 2.2 level is fixed in H type fastener 2.1 one side near pouring the cavity, and the one end of two drawknot poles 3.2 is pegged graft respectively in two bolt formula drawknot rings 2.2 that set up relatively, and the other end all inserts and locks the drawknot that realizes interior template and exterior sheathing to the same group in central disc 3.1.
As shown in fig. 4, one end of the drawknot rod 3.2 close to the H-shaped clamping piece 2.1 is provided with a T-shaped end, the outer wall of the plug pin type drawknot ring 2.2 is provided with a barb-shaped notch for the T-shaped end to slide into, and the T-shaped end of the drawknot rod 3.2 is drawn into a clamping groove of the barb-shaped notch from the notch at the upper part of the plug pin type drawknot ring 2.2, so that the drawknot rod is not released and can only rotate up and down in half.
As shown in fig. 5 and 6, the central disc 3.1 includes a disc body 3.11, a circular ring sliding track 3.12 and tooth-shaped buckles 3.13, the circular ring sliding track 3.12 is attached to the inner wall of the disc body 3.11, at least two tooth-shaped buckles 3.13 are connected with the circular ring sliding track 3.12 and can slide along the circular ring sliding track 3.12, and two opposite tie rods 3.2 are inserted into the two corresponding tooth-shaped buckles 3.13 for fixing.
As shown in fig. 7, the tooth-shaped buckle 3.13 includes a sleeve 3.131, a tooth-shaped clamping groove 3.132 and a compression spring 3.133, the tooth-shaped clamping groove 3.132 is fixed along the length direction of the sleeve 3.131, two sides of the tooth-shaped clamping groove are connected with the inner wall of the sleeve 3.131 through the compression spring 3.133, two ends of the sleeve 3.131 are provided with holes for the end part of the tie rod 3.2 to pass through, the end of the tie rod 3.2 connected with the tooth-shaped buckle 3.13 is provided with one-way teeth, the tie rod 3.2 with the one-way teeth at the end is inserted into the tooth-shaped clamping groove 3.132 for automatic locking, and the position on the tie rod 3.2 close to the one-way teeth is in threaded connection with a positioning nut 7 for fixing the insertion length of the tie rod 3.2; the sleeve 3.131 is provided with a hook 3.134 corresponding to the position of the circular sliding track 3.12 for connecting with the circular sliding track.
As shown in fig. 8, the receiving hopper 4 is prefabricated by ordinary portland cement, a stiff reinforcing mesh and an alkali-resistant mesh, the receiving hopper 4 is connected with an outer formwork through a rotary buckle 5 arranged on the outer formwork at the column head of the constructional column, and a bearing rod 6 for bearing the receiving hopper 4 is embedded in the outer formwork.
The method comprises the following specific operation steps:
1. when in masonry, cement mortar is used for leveling the ground at the position line of the constructional column, a first layer of template 1 is stably arranged on the inner side and the outer side of the constructional column of the cement mortar leveling layer, an H-shaped clamping piece 2.1 is arranged at the upper opening of the template 1, a tie rod 3.2 is arranged on a bolt type tie ring 2.2, two opposite tie rods 3.2 are inserted into two corresponding tooth-shaped buckles 3.13, the extending length of the tie rod 3.2 is adjusted according to the size of the structural section, and a positioning nut 7 on the tie rod 3.2 is screwed down;
2. adhering the reserved alkali-resistant mesh cloth to the surface of the adjacent brick masonry by using a cement adhesive; inserting the template 1 into the corresponding H-shaped clamping piece 2.1 when the height of the template is 300mm after masonry, and installing the H-shaped clamping piece 2.1 and the tie rod 3.2 at the upper opening of the layer of template 1 by the same method;
3. when masonry is built to a beam bottom inclined position (before inclined brick insertion is built), a template 1 with a feed port is inserted into an H-shaped clamping piece 2.1 from the side surface of a constructional column and is tightly squeezed with a top beam, the H-shaped clamping piece 2.1 and a tie rod 3.2 are additionally arranged on the side surface of the template 1, and the inclined brick insertion is built after the arrangement is finished;
4. placing a receiving hopper 4 on a template 1 at a feeding port, fixing the receiving hopper 4 by rotary buckles 5 at two sides of the rotary receiving hopper 4 and pouring constructional column concrete; and after the concrete is initially set, loosening the rotary buckle 5, taking down the receiving hopper 4, chiseling the concrete at the receiving opening, and finishing the construction of the constructional column.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a merogenesis concrete mould integration constructional column template system which characterized in that: template (1) including the sectional type, connect the fastener, to drawing the subassembly and connect hopper (4), template (1) includes inner formword and exterior sheathing, inner formword and exterior sheathing with the group are connected through drawing the subassembly and are formed constructional column merogenesis module body, adjacent two-layer merogenesis module body is through connecting the fastener equipment and form constructional column template concrete and pour the cavity, the outward flange and the sealed bonding laminating of peripheral brickwork of template (1), the exterior sheathing of constructional column cap department is opened there is the concrete feed inlet and is communicate with receiving hopper (4).
2. The segmental concrete form integrated constructional column template system as claimed in claim 1, wherein: the connecting clamping piece comprises an H-shaped clamping piece (2.1) and a bolt type tie ring (2.2), the counter-pulling component comprises a central disc (3.1) and two tie rods (3.2), the H-shaped clamping piece (2.1) is connected with the upper and lower segmental module bodies, and the upper and lower ends of the template are provided with clamping grooves for positioning the H-shaped clamping piece (2.1); bolt formula drawknot ring (2.2) level is fixed in H type fastener (2.1) and is close to the one side of pouring the cavity, and the one end of twice drawknot pole (3.2) is pegged graft respectively in two bolt formula drawknot rings (2.2) that set up relatively, and the other end all inserts in central disc (3.1) and locks the drawknot that realizes interior template and exterior sheathing to the same group.
3. The segmental concrete form integrated constructional column template system as claimed in claim 2, wherein: the central disc (3.1) comprises a disc body (3.11), a circular ring sliding track (3.12) and tooth-shaped buckles (3.13), the circular ring sliding track (3.12) is attached to the inner wall of the disc body (3.11), at least two tooth-shaped buckles (3.13) are connected with the circular ring sliding track (3.12) and can slide along the circular ring sliding track (3.12), and two opposite tie rods (3.2) are inserted into the corresponding two tooth-shaped buckles (3.13) to be fixed.
4. The segmental concrete form integrated constructional column template system as claimed in claim 3, wherein: the tooth-shaped buckle (3.13) comprises a sleeve (3.131), a tooth-shaped clamping groove (3.132) and a compression spring (3.133), the tooth-shaped clamping groove (3.132) is fixed along the length direction of the sleeve (3.131), two sides of the tooth-shaped clamping groove are connected with the inner wall of the sleeve (3.131) through the compression spring (3.133), holes for the end parts of the tie rods (3.2) to penetrate through are formed in two ends of the sleeve (3.131), one-way teeth are arranged at the ends of the tie rods (3.2) connected with the tooth-shaped buckle (3.13), the tie rods (3.2) with the one-way teeth at the ends are inserted into the tooth-shaped clamping groove (3.132) to be automatically locked, and a positioning nut (7) used for fixing the inserting length of the tie rods (3.2) is in threaded connection with the positions, close to the one-way teeth, of the tie rods (3.2).
5. The segmental concrete form integrated constructional column template system as claimed in claim 4, wherein: the sleeve (3.131) is provided with a hook (3.134) corresponding to the position of the circular ring sliding track (3.12) for connecting with the circular ring sliding track.
6. The segmental concrete form integrated constructional column template system as claimed in claim 5, wherein: one end of the drawknot rod (3.2) close to the H-shaped clamping piece (2.1) is provided with a T-shaped end, and the outer wall of the plug pin type drawknot ring (2.2) is provided with a barb-shaped notch for the T-shaped end to slide in.
7. The segmental concrete-form integrated constructional column template system as claimed in claim 1, wherein: connect hopper (4) to be connected with the exterior sheathing through rotary type buckle (5) on installing the exterior sheathing of constructional column cap department, pre-buried bearing pole (6) that are used for the bearing to connect hopper (4) on the exterior sheathing.
8. The segmental concrete form integrated constructional column template system as claimed in claim 1, wherein: the formwork (1) comprises a unidirectional wave structural layer (1.1), a stiff reinforcing mesh layer (1.2), a light panel layer (1.3) and an alkali-resistant mesh fabric layer (1.4) which are sequentially arranged, wherein the unidirectional wave structural layer (1.1) is positioned on one side of a pouring cavity and is provided with unidirectional fluid corrugations which are convenient for concrete to flow downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221629768.1U CN217711719U (en) | 2022-06-28 | 2022-06-28 | Subsection concrete mold integrated constructional column template system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221629768.1U CN217711719U (en) | 2022-06-28 | 2022-06-28 | Subsection concrete mold integrated constructional column template system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217711719U true CN217711719U (en) | 2022-11-01 |
Family
ID=83775900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221629768.1U Active CN217711719U (en) | 2022-06-28 | 2022-06-28 | Subsection concrete mold integrated constructional column template system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217711719U (en) |
-
2022
- 2022-06-28 CN CN202221629768.1U patent/CN217711719U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106284846B (en) | A kind of assembled steel reinforced concrete-constituted pile and system, construction method using the column | |
| CN110258640B (en) | Construction method of superposed wall system for cover-excavation top-down construction | |
| CN103306497B (en) | Shock prevention and strengthening construction method for existing brickwork dwelling house fabricated structure | |
| CN112575886A (en) | Low-level and multi-level fully-prefabricated assembled concrete structure and design, production and installation method | |
| CN109779033B (en) | Assembled house and construction method thereof | |
| WO2018028040A1 (en) | Stacked and assembled integrated basement of multistory post-and-beam system | |
| CN205224332U (en) | Prefabricated wall body and prefabricated wallboard | |
| CN217711719U (en) | Subsection concrete mold integrated constructional column template system | |
| CN205894280U (en) | Hollow superstructure beam -columns system's integral basement of coincide assembly | |
| CN210117716U (en) | Trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft | |
| CN217758964U (en) | Basement outer wall post-cast strip closed structure | |
| CN110804951A (en) | Construction method for side wall of arch bridge | |
| CN214364434U (en) | Assembled constructional column suitable for prefabricated wallboard of frame construction | |
| CN112814194B (en) | Dry-type connection outer wall structure system and installation method thereof | |
| CN210316179U (en) | Assembled building block and assembled building block lock anchor wall building system | |
| CN111894171A (en) | Construction method of light steel structure system replacing ring beam constructional column | |
| CN110273561A (en) | Assembled public lavatory and its installation method | |
| CN215801751U (en) | Self-supporting mutually-buckled GRC prefabricated porous bearing platform side mold | |
| CN220414516U (en) | Precast concrete module with precast shear wall and modularized building | |
| CN215166455U (en) | Low, multi-layer fully prefabricated assembled concrete structure | |
| CN217299020U (en) | Post-cast strip part prefabricated retaining wall structure | |
| CN114351852B (en) | Basement outer wall post-pouring belt assembled maintenance water stop structure and construction method thereof | |
| CN214329561U (en) | Prefabricated external wall panel and dry-type connection external wall | |
| CN108049524A (en) | Wall reinforcement structure | |
| CN216974064U (en) | Assembled elevator shaft's well unit and well |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 030006 No.8, xierxiang, Bingzhou South Road, Xiaodian District, Taiyuan City, Shanxi Province Patentee after: Shanxi Seventh Construction Group Co.,Ltd. Patentee after: CHINA SHANXI SIJIAN GROUP Co.,Ltd. Address before: 030006 No.8, xierxiang, Bingzhou South Road, Xiaodian District, Taiyuan City, Shanxi Province Patentee before: SHANXI GUANGYE CONSTRUCTION ENGINEERING Co.,Ltd. Patentee before: CHINA SHANXI SIJIAN GROUP Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |