Bare concrete construction mold

By designing the positioning and transmission mechanism of clean water concrete construction molds, the rapid assembly of the formwork and the base is achieved, the problem of cumbersome assembly of existing formwork is solved, and the construction efficiency and stability are improved.

CN223048444UActive Publication Date: 2025-07-01SCEGC NO 5 CONSTRUCTION ENGINEERING GROUP COMPANYLTD
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Patent Information

Application Number
CN202421722378.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-19
Publication Date
2025-07-01
Estimated Expiration
2034-07-19

AI Technical Summary

Technical Problem

The existing clean water concrete construction formwork requires the use of multiple connectors and fixtures during the assembly process, which leads to cumbersome assembly and reduces the use effect.

Method used

A clean water concrete construction mold is designed, including base, baffle, formwork, triangle strip, arc block, connecting block and fixing block. The rapid assembly of the formwork and base and baffle is achieved through the positioning mechanism and transmission mechanism, reducing the connection and fixing parts required for docking.

Benefits of technology

It improves the assembly convenience of the formwork, simplifies the assembly process, ensures stable docking and rapid demolition of the formwork, and is suitable for high-rise buildings and bridge construction.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of fair-faced concrete construction, and discloses a fair-faced concrete construction mold which comprises a base, two baffles, two mold plates, a triangular strip, four arc blocks, four connecting blocks and two fixing blocks, and the two baffles are located on the left side and the right side of the top of the base respectively and fixedly connected with the top of the base. The two templates are located on the front side and the rear side of the top of the base respectively, the triangular strips are evenly distributed at the opposite ends of the two templates and fixedly connected with the surfaces of the templates, and the four arc blocks are located on the left sides and the right sides of the two templates respectively and fixedly connected with the surfaces of the templates. The problems that in the process of pouring and forming fair-faced concrete through formworks, the surrounding formworks need to be connected and assembled through a plurality of connecting pieces and fixing pieces, the assembling process is tedious, it is inconvenient for a user to quickly splice, assemble and use the formworks, and therefore the using effect of the formworks is reduced are solved.
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Description

Technical Field

[0001] The utility model belongs to the technical field of fair - faced concrete construction, and particularly relates to a fair - faced concrete construction mold. Background Technique

[0002] Fair - faced concrete is a kind of concrete that directly uses the natural texture after the concrete is formed as the finishing effect. It does not add any admixtures or additives and is mainly made by mixing materials such as cement, sand, and gravel. Fair - faced concrete has excellent characteristics such as natural beauty, environmental protection, and wear resistance. At the same time, its construction is simple and convenient, without additional surface decoration, so it is very popular in the construction market. The characteristics of fair - faced concrete are one - way breathing and air permeability, which can effectively prevent harmful gases such as external rainwater, moisture, and carbon dioxide from infiltrating, while ensuring that the internal moisture can be discharged normally. It can also prevent early cracks from appearing, improve the compressive and flexural strengths of concrete and stone, thereby improving the waterproof effect. In addition, fair - faced concrete also has excellent freeze - thaw stability, permeability, and characteristics such as resistance to mold growth, anti - stain, salt resistance, acid resistance, and alkali resistance. Fair - faced concrete is mainly used for basic construction such as indoor and outdoor floors, walls, and floor slabs. In indoor floors, such as in places like living rooms, bedrooms, and studies, fair - faced concrete is both beautiful and wear - resistant; in outdoor floors, such as in places like garages, basketball courts, and vegetable gardens, fair - faced concrete can be constructed quickly and is economical and practical. At the same time, it can also be used for wall covering, such as exterior walls, interior walls, partition walls, and decorative walls, to form a beautiful and practical design and have a certain heat - preservation performance. In the production of floor slabs, fair - faced concrete can make the floor slabs more solid and durable, while injecting natural beauty into the floors. Fair - faced concrete can also be classified according to different needs, such as ordinary fair - faced concrete, decorative fair - faced concrete, and ornamental fair - faced concrete, etc. These different types of fair - faced concrete have differences in color, texture, and decorative effects and can be selected according to specific application scenarios. In short, fair - faced concrete has been widely used in the construction field with its unique natural texture and excellent performance, bringing more possibilities and creative spaces to modern architecture.

[0003] The fair - faced concrete construction mold, also known as the fair - faced formwork, is a formwork designed and made specifically for fair - faced concrete construction. Fair - faced concrete, as a modernist expression method in architecture, is also called decorative concrete because of its extremely decorative effect. During the construction process, fair - faced concrete no longer has any materials such as painting, tiling, or stone - pasting, aiming to show a natural face effect of the concrete.

[0004] The fair - faced formwork plays a crucial role in fair - faced concrete construction. Specifically, its functions are mainly reflected in the following aspects: The fair - faced formwork can effectively support the weight of the concrete and also resist the lateral pressure of the concrete, ensuring that the concrete remains stable during construction. The formwork is located outside the concrete and can provide good protection for the concrete, avoiding the influence of environmental factors such as temperature and humidity, and ensuring the construction quality and strength of the concrete. The fair - faced formwork can ensure that the actual size of the concrete is consistent with the required size on the design drawing, achieving precise shaping and ensuring the overall aesthetics and functionality of the building. In addition, the fair - faced formwork also has some unique advantages, such as being lightweight, suitable for high - rise building and bridge construction; corrosion - resistant, not polluting the surface of the concrete; having good heat - preservation performance, which is beneficial for winter construction, etc. Using the fair - faced formwork for fair - faced concrete construction can not only reduce the secondary plastering process of the wall, shorten the construction period, but also make the surface of the cast object smooth and beautiful, reduce subsequent decoration work, and directly carry out veneer decoration. Generally speaking, the fair - faced concrete construction mold is an indispensable important tool in fair - faced concrete construction, which ensures the smooth progress of the construction process and the high - quality completion of the building. The problems existing in the above - mentioned technology are: During the process of using the formwork to pour and shape the fair - faced concrete, multiple connecting pieces and fixing pieces are required to connect and assemble the formwork around, and its assembly process is relatively cumbersome, which is not convenient for users to quickly splice and assemble the formwork for use, thus reducing the use effect of the formwork. Summary of the Invention

[0005] In view of the problems existing in the prior art, the present invention provides a fair - faced concrete construction mold that can overcome or at least partially solve the above - mentioned problems.

[0006] The present invention is realized as follows: A fair - faced concrete construction mold includes a base, two baffles, two formworks, triangular strips, four arc blocks, four connecting blocks, and two fixing blocks. The two baffles are respectively located on the left and right sides of the top of the base and are fixedly connected to the top of the base. The two formworks are respectively located on the front and rear sides of the top of the base. The number of the triangular strips is multiple and they are evenly distributed at the opposite ends of the two formworks and are fixedly connected to the surface of the formworks. The four arc blocks are respectively located on the left and right sides of the two formworks and are fixedly connected to the surface of the formworks. The surface of the arc block fits into the inner cavity of the baffle. The four connecting blocks are respectively located on the left and right sides of the opposite sides of the two formworks and are fixedly connected to the surface of the formworks. The four fixing blocks are respectively located on the front and rear sides of the opposite ends of the two baffles and are fixedly connected to the surface of the baffles. The surface of the bottom of the connecting block contacts the inner cavity of the top of the fixing block. A placement groove is formed in the inner cavity of the fixing block; a positioning mechanism for cooperating with the formwork is arranged in the inner cavity of the placement groove; a transmission mechanism for cooperating with the positioning mechanism is arranged in the inner cavity of the placement groove.

[0007] To improve the splicing effect of the template, preferably, the positioning mechanism includes two positioning rods, two connecting rods, two racks and two springs. The two positioning rods are respectively located on the left and right sides inside the placement groove. The two connecting rods are respectively located at the bottoms of the two positioning rods and are fixedly connected to the bottoms of the positioning rods. The two racks are respectively located at the opposite ends of the two connecting rods and the tooth ends of the racks are horizontally aligned. The two springs are respectively located on the opposite sides of the two connecting rods and are fixedly connected to the surfaces of the connecting rods. The sides of the springs close to the inner wall of the placement groove are fixedly connected to the inner wall of the placement groove. By providing the positioning mechanism, the positioning rod can, through the mutual cooperation of the fixing block and the connecting block, achieve the effect of quickly assembling and fixing the two-side templates and the baffle, avoiding the situation where multiple connectors and fasteners are required for assembly and fixing after the template is docked with the base and the baffle. And after the template is assembled with the base and the baffle, the fair-faced concrete can be cast by applying a release agent at the opposite ends of the template, the baffle, the triangular strip and the base.

[0008] To improve the mobility of the positioning mechanism, preferably, the transmission mechanism includes a turntable, connecting teeth and a transmission rod. The turntable is located at the opposite ends of the two racks. The number of the connecting teeth is multiple and they are annularly distributed on the surface of the turntable and are fixedly connected to the surface of the turntable. The transmission rod is located in front of the turntable and is fixedly connected to the front side of the turntable. The front side of the transmission rod passes through the fixing block and extends to the front side of the fixing block. The surface of the connecting teeth is meshed with the inner cavity of the rack. By providing the transmission mechanism, the turntable can, through the mutual cooperation of the connecting teeth and the rack, achieve the effect of quickly driving the connecting rod and the positioning rod to move, avoiding the situation where the template cannot be disengaged from the fixed state when the template needs to be removed.

[0009] To improve the moving stability of the transmission mechanism, preferably, a support rod is movably connected to the rear side of the turntable through a rotating shaft. The bottom of the support rod is fixedly connected to the inner wall of the placement groove. By providing the support rod, the support rod can, through the connection with the rotating shaft of the turntable, achieve the effect of assisting the turntable to rotate stably.

[0010] To improve the moving stability of the positioning mechanism, preferably, a slider is fixedly connected to the top of the positioning rod. A limiting block is movably connected to the inner cavity of the slider. Both the left and right sides of the limiting block are fixedly connected to the inner wall of the placement groove. By providing the slider and the limiting block, the limiting block can, through the mutual cooperation with the slider, achieve the effect of limiting the positioning rod, avoiding the situation where the positioning rod shakes during the moving process.

[0011] In order to improve the docking effect of the positioning rod, preferably, connection holes are provided on both the left and right sides of the inner cavity of the fixed block, and positioning grooves are provided on both the left and right sides of the bottom of the connection block. One side of each of the two positioning rods passes through the connection hole and extends into the inner cavity of the positioning groove. By providing the connection hole and the positioning groove, the connection hole plays a role in enabling the positioning rod to quickly dock with the positioning groove.

[0012] In order to improve the docking stability of the template and the base, preferably, plugging rods are fixedly connected to opposite sides of the two templates, and a plugging block is sleeved on the surface of the plugging rod. The bottom of the plugging block is fixedly connected to the top of the base. By providing the plugging rod and the plugging block, the plugging block plays a role in achieving stable docking of the template and the base through mutual cooperation with the plugging rod, and can also stably support the template after docking.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] By providing a base, a baffle, a template, a triangular strip, a plugging block, a connection block, a fixed block, a placement groove, a positioning mechanism and a transmission mechanism, when the transmission rod is rotated, the transmission rod will drive the turntable to rotate. During the rotation of the turntable, its rotation stability is ensured through the connection with the rotating shaft of the support rod, and multiple connecting teeth are driven to rotate. During the rotation of the connecting teeth, the rack is driven to move through the meshing connection with the rack. During the movement of the rack, the connecting rod is pushed to move. During the movement of the connecting rod, the positioning rod is driven to move and the spring is compressed. After the positioning rod moves to a suitable position, the template and the base are docked. During the docking process, it is necessary to insert the arc blocks on both sides into the inner cavity of the baffle. During the process of the template being inserted into the baffle through the arc blocks, the connection block is inserted into the inner cavity of the fixed block and the plugging rod is inserted into the inner cavity of the plugging block. After the insertion is completed, when the transmission rod is released, the turntable and the connecting teeth will simultaneously lose the rotation torque. Therefore, the rack will lose the stressed state. After the rack loses the stress, the elastic force of the spring rebounds, and the positioning rod is quickly driven by the connecting rod to insert into the inner cavity of the positioning groove. After the positioning rod is inserted into the inner cavity of the positioning groove, through the mutual cooperation of the fixed block and the connection block, the two templates on both sides can be quickly assembled and fixed with the baffle, avoiding the situation that multiple connecting parts and fixing parts are required for assembly and fixing after the template is docked with the base and the baffle. And after the template, the baffle, the triangular strip and the base are assembled, release agent can be applied to the relative ends of the template, the baffle, the triangular strip and the base for casting fair-faced concrete, thereby improving the assembly convenience of the fair-faced concrete formwork. Description of the Drawings

[0015] Figure 1 is a three-dimensional structural schematic diagram provided by an embodiment of the present utility model;

[0016] Figure 2 is a three-dimensional sectional view provided by an embodiment of the present utility model;

[0017] Figure 3 is an exploded assembly diagram of a three-dimensional structure provided by an embodiment of the present utility model;

[0018] Figure 4 is a connection diagram of the internal structure of a placement groove provided by an embodiment of the present utility model;

[0019] Figure 5 is provided by an embodiment of the present utility model Figure 2 a partial enlarged view of part A in

[0020] In the figure: 1, base; 2, baffle; 3, template; 4, triangular bar; 5, arc block; 6, connecting block; 7, fixing block; 8, placement groove; 9, positioning mechanism; 10, transmission mechanism; 901, positioning rod; 902, connecting rod; 903, rack; 904, spring; 1001, turntable; 1002, connecting tooth; 1003, transmission rod; 11, support rod; 12, slider; 13, limiting block; 14, connecting hole; 15, positioning groove; 16, inserting rod; 17, inserting block. Specific embodiments

[0021] To further understand the inventive concept, features and effects of the present utility model, the following embodiments are exemplified and described in detail in conjunction with the accompanying drawings.

[0022] The structure of the present utility model will be described in detail below with reference to the accompanying drawings.

[0023] As Figures 1 to 5As shown in the figure, a fair-faced concrete construction mold provided by an embodiment of the present utility model includes a base 1, two baffles 2, two templates 3, triangular strips 4, four arc blocks 5, four connecting blocks 6 and two fixing blocks 7. The two baffles 2 are respectively located on the left and right sides of the top of the base 1 and are fixedly connected to the top of the base 1. The two templates 3 are respectively located on the front and rear sides of the top of the base 1. The number of triangular strips 4 is multiple and they are evenly distributed at the opposite ends of the two templates 3 and are fixedly connected to the surface of the templates 3. The four arc blocks 5 are respectively located on the left and right sides of the two templates 3 and are fixedly connected to the surface of the templates 3. The surface of the arc block 5 fits with the inner cavity of the baffle 2. The four connecting blocks 6 are respectively located on the left and right sides of the opposite sides of the two templates 3 and are fixedly connected to the surface of the templates 3. The four fixing blocks 7 are respectively located on the front and rear sides of the opposite ends of the two baffles 2 and are fixedly connected to the surface of the baffles 2. The surface of the bottom of the connecting block 6 contacts the inner cavity of the top of the fixing block 7. A placement groove 8 is opened in the inner cavity of the fixing block 7; a positioning mechanism 9 used in cooperation with the template 3 is arranged in the inner cavity of the placement groove 8; a transmission mechanism 10 used in cooperation with the positioning mechanism 9 is arranged in the inner cavity of the placement groove 8. The positioning mechanism 9 includes two positioning rods 901, two connecting rods 902, two racks 903 and two springs 904. The two positioning rods 901 are respectively located on the left and right sides of the inner cavity of the placement groove 8. The two connecting rods 902 are respectively located at the bottoms of the two positioning rods 901 and are fixedly connected to the bottoms of the positioning rods 901. The two racks 903 are respectively located at the opposite ends of the two connecting rods 902 and the tooth ends of the racks 903 are horizontally aligned. The two springs 904 are respectively located on the opposite sides of the two connecting rods 902 and are fixedly connected to the surfaces of the connecting rods 902. The side of the spring 904 close to the inner wall of the placement groove 8 is fixedly connected to the inner wall of the placement groove 8. By setting the positioning mechanism 9, the positioning rod 901 can, through the mutual cooperation of the fixing block 7 and the connecting block 6, quickly assemble and fix the two side templates 3 with the baffle 2, avoiding the situation that multiple connectors and fasteners are required for assembly and fixation after the template 3 is docked with the base 1 and the baffle 2. And after the template 3 is assembled with the base 1 and the baffle 2, fair-faced concrete can be poured by applying a release agent at the opposite ends of the template 3, the baffle 2, the triangular strip 4 and the base 1. The transmission mechanism 10 includes a turntable 1001, connecting teeth 1002 and a transmission rod 1003. The turntable 1001 is located at the opposite ends of the two racks 903. The number of connecting teeth 1002 is multiple and they are annularly distributed on the surface of the turntable 1001 and are fixedly connected to the surface of the turntable 1001. The transmission rod 1003 is located in front of the turntable 1001 and is fixedly connected to the front side of the turntable 1001. The front side of the transmission rod 1003 passes through the fixing block 7 and extends to the front side of the fixing block 7. The surface of the connecting teeth 1002 is meshed and connected with the inner cavity of the rack 903. By setting the transmission mechanism 10, the turntable 1001 can, through the mutual cooperation of the connecting teeth 1002 and the rack 903,It achieves the effect of quickly driving the connecting rod 902 and the positioning rod 901 to move, avoiding the situation where the template 3 cannot be detached from the fixed state when it is necessary to remove the template 3. A support rod 11 is movably connected to the rear side of the turntable 1001 through a rotating shaft, and the bottom of the support rod 11 is fixedly connected to the inner wall of the placement groove 8. By providing the support rod 11, the support rod 11 plays a role in assisting the stable rotation of the turntable 1001 through the connection with the rotating shaft of the turntable 1001. The top of the positioning rod 901 is fixedly connected with a slider 12, and the inner cavity of the slider 12 is movably connected with a limit block 13. Both the left and right sides of the limit block 13 are fixedly connected to the inner wall of the placement groove 8. By providing the slider 12 and the limit block 13, the limit block 13 plays a role in limiting the positioning rod 901 through the cooperation with the slider 12, avoiding the situation where the positioning rod 901 shakes during the movement. Connecting holes 14 are respectively opened on the left and right sides of the inner cavity of the fixed block 7, positioning grooves 15 are respectively opened on the left and right sides of the bottom of the connecting block 6, and the opposite sides of the two positioning rods 901 respectively pass through the connecting holes 14 and extend into the inner cavity of the positioning grooves 15. By providing the connecting holes 14 and the positioning grooves 15, the connecting holes 14 play a role in quickly docking the positioning rods 901 with the positioning grooves 15. Plugging rods 16 are respectively fixedly connected to the opposite sides of the two templates 3, a plugging block 17 is sleeved on the surface of the plugging rod 16, and the bottom of the plugging block 17 is fixedly connected to the top of the base 1. By providing the plugging rods 16 and the plugging block 17, the plugging block 17 plays a role in stably docking the template 3 with the base 1 through the cooperation with the plugging rods 16, and can also stably support the template 3 after docking.,

[0024] The working principle of the present utility model:

[0025] During use, rotate the transmission rod 1003. The transmission rod 1003 will drive the turntable 1001 to rotate. During the rotation of the turntable 1001, its rotational stability will be ensured through the connection with the rotating shaft of the support rod 11, and it will drive a plurality of connecting teeth 1002 to rotate. During the rotation of the connecting teeth 1002, the engagement connection with the rack 903 will drive the rack 903 to move. During the movement of the rack 903, it will push the connecting rod 902 to move. During the movement of the connecting rod 902, it will drive the positioning rod 901 to move and compress the spring 904. After the positioning rod 901 moves to a suitable position, dock the template 3 with the base 1. During the docking process, the arc blocks 5 on both sides need to be inserted into the inner cavity of the baffle 2. During the process of the template 3 being inserted into the baffle 2 through the arc blocks 5, the connecting block 6 will be inserted into the inner cavity of the fixed block 7 and the insertion rod 16 will be inserted into the inner cavity of the insertion block 17. After the insertion is completed, release the transmission rod 1003, and the turntable 1001 and the connecting teeth 1002 will lose the rotational torque at the same time. Therefore, the rack 903 will lose the force-bearing state. After the rack 903 loses the force, the elastic force of the spring 904 will rebound, and it will quickly drive the positioning rod 901 to insert into the inner cavity of the positioning groove 15 through the connecting rod 902. After the positioning rod 901 is inserted into the inner cavity of the positioning groove 15, through the mutual cooperation of the fixed block 7 and the connecting block 6, the function of quickly assembling and fixing the two side templates 3 and the baffle 2 can be achieved, avoiding the situation that multiple connectors and fasteners are required for the template 3 to be assembled and fixed after docking with the base 1 and the baffle 2. And after the template 3 is assembled with the base 1 and the baffle 2, release agent can be applied to the opposite ends of the template 3, the baffle 2, the triangular strip 4 and the base 1 for fair-faced concrete casting, so as to improve the assembly convenience of the fair-faced concrete template 3.

[0026] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0027] The above are only the preferred embodiments of the present invention, and do not impose any form of limitation on the present invention. Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art of this patent without departing from the technical scope of the present invention.

Claims

1. A plain concrete construction mold, comprising a base (1), two baffles (2), two templates (3), a triangular bar (4), four arc blocks (5), four connecting blocks (6) and two fixing blocks (7), characterized in that: The two baffles (2) are respectively located on the left and right sides of the top of the base (1) and are fixedly connected to the top of the base (1); the two templates (3) are respectively located on the front and rear sides of the top of the base (1); the number of the triangular bars (4) is multiple and evenly distributed at the opposite ends of the two templates (3) and are fixedly connected to the surface of the templates (3); the four arc blocks (5) are respectively located on the left and right sides of the two templates (3) and are fixedly connected to the surface of the templates (3); the surface of the arc blocks (5) fits the inner cavity of the baffle (2); the four connecting blocks (6) are respectively located on the left and right sides of the opposite side of the two templates (3) and are fixedly connected to the surface of the template (3); the four fixed blocks (7) are respectively located on the front and rear sides of the opposite ends of the two baffles (2) and are fixedly connected to the surface of the baffle (2); the surface of the bottom of the connecting block (6) contacts the inner cavity of the top of the fixed block (7); and the inner cavity of the fixed block (7) is provided with a placement groove (8); The inner cavity of the placement groove (8) is provided with a positioning mechanism (9) used in conjunction with the template (3); The inner cavity of the placement groove (8) is provided with a transmission mechanism (10) used in conjunction with the positioning mechanism (9).

2. A plain concrete construction mold as claimed in claim 1, characterized in that: The positioning mechanism (9) comprises two positioning rods (901), two connecting rods (902), two racks (903) and two springs (904); the two positioning rods (901) are respectively located on the left and right sides of the inner cavity of the placement groove (8); the two connecting rods (902) are respectively located at the bottom of the two positioning rods (901) and are fixedly connected to the bottom of the positioning rods (901); the two racks (903) are respectively located at the opposite ends of the two connecting rods (902) and the tooth ends of the racks (903) are horizontally aligned; the two springs (904) are respectively located on the opposite side of the two connecting rods (902) and are fixedly connected to the surface of the connecting rods (902); and the side of the spring (904) close to the inner wall of the placement groove (8) is fixedly connected to the inner wall of the placement groove (8).

3. A plain concrete construction mold as claimed in claim 2, characterized in that: The transmission mechanism (10) comprises a rotating disk (1001), connecting teeth (1002) and a transmission rod (1003); the rotating disk (1001) is located at opposite ends of two racks (903); the connecting teeth (1002) are in plurality and are distributed in an annular manner on the surface of the rotating disk (1001) and are fixedly connected to the surface of the rotating disk (1001); the transmission rod (1003) is located on the front side of the rotating disk (1001) and is fixedly connected to the front side of the rotating disk (1001); the front side of the transmission rod (1003) passes through a fixed block (7) and extends to the front side of the fixed block (7); the surface of the connecting teeth (1002) is meshedly connected to the inner cavity of the rack (903).

4. A plain concrete construction mold as claimed in claim 3, characterized in that: The rear side of the rotating disk (1001) is movably connected to a support rod (11) via a rotating shaft, and the bottom of the support rod (11) is fixedly connected to the inner wall of the placement groove (8).

5. A plain concrete construction mold as claimed in claim 2, characterized in that: The top of the positioning rod (901) is fixedly connected to a slider (12), the inner cavity of the slider (12) is movably connected to a limit block (13), and the left and right sides of the limit block (13) are fixedly connected to the inner wall of the placement groove (8).

6. A plain concrete construction mold as claimed in claim 2, characterized in that: The left and right sides of the inner cavity of the fixing block (7) are provided with connection holes (14), the left and right sides of the bottom of the connection block (6) are provided with positioning grooves (15), and the opposite sides of the two positioning rods (901) pass through the connection holes (14) and extend to the inner cavity of the positioning grooves (15).

7. A plain concrete construction mold as claimed in claim 1, characterized in that: The two templates (3) are both fixedly connected to a plug-in rod (16) on opposite sides, a plug-in block (17) is sleeved on the surface of the plug-in rod (16), and the bottom of the plug-in block (17) is fixedly connected to the top of the base (1).