Slurry masonry retaining wall concrete coping finalization formwork and construction method thereof

By introducing splicing components and angle adjustment components into the concrete top-standed formwork of mortar masonry retaining wall, the problems of low splicing efficiency and inconvenient angle adjustment are solved, and the rapid splicing and angle adjustment of the formwork are realized, and construction efficiency and molding quality are improved.

CN120575520APending Publication Date: 2025-09-02CHINA CONSTR FOURTH ENG DIV CORP LTD
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Patent Information

Application Number
CN202510762555.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-06-09
Publication Date
2025-09-02

AI Technical Summary

Technical Problem

The existing mortar masonry retaining wall concrete press-top shaped formwork during construction is inefficient in splicing between the forms and inconvenient angle adjustment, which affects the construction progress and molding quality.

Method used

Splicing components and angle adjustment components are adopted, including insertion plates, fixing plates, butterfly bolts, convex columns, hollow rotating boxes, transmissions, etc. The rapid splicing and angle adjustment of the template is achieved through the cooperation of slots, jacks, butterfly bolts and angle adjustment components.

Benefits of technology

It improves the splicing efficiency between the formwork mechanisms, facilitates angle adjustment, and improves construction efficiency and molding quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of river regulation, and discloses a grouted rubble retaining wall concrete coping finalization formwork which comprises a formwork mechanism which comprises two first side formworks, two second side formworks welded and installed between the two first side formworks and a plurality of cross beams fixedly installed at the tops of the first side formworks. And the connecting mechanism comprises a splicing part used for quickly splicing the multiple formwork mechanisms and an angle adjusting assembly used for adjusting the splicing angle between the formwork mechanisms, and the splicing part comprises an inserting plate fixedly installed on the top of the second side formwork and a fixing plate arranged above the second side formwork. Through cooperation of the splicing parts and the angle adjusting assemblies, the formwork mechanisms are quickly spliced and subjected to angle adjustment, the problems that the splicing efficiency between formworks is low, and angle adjustment is not convenient are solved, and the effects that the splicing efficiency between the formwork mechanisms is improved, and the use angle is convenient to adjust are achieved; and use among a plurality of template mechanisms is facilitated.
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Description

Technical Field

[0001] The present invention relates to the technical field of river regulation, and in particular to a concrete top-pressed standardized formwork for a mortar-stone retaining wall and a construction method thereof. Background Art

[0002] The revetment is designed as a three-level retaining wall with a total length of 2,000m. The first-level retaining wall is a mortar-made stone retaining wall, and the top of the retaining wall is designed to be a 200mm high concrete capping wall. Due to the long construction length and high construction molding quality requirements, in order to ensure the construction progress and molding quality of the capping wall, it is planned to use square steel tubes to make standardized templates to improve the construction efficiency and molding quality of the capping wall. However, the splicing efficiency between the templates is low, and the angle adjustment between the templates is inconvenient, which affects the use of the templates. Summary of the Invention

[0003] In view of the above-mentioned problems existing in the conventional shaped formwork for concrete top pressure of mortar masonry retaining walls, the present invention is proposed.

[0004] Therefore, the object of the present invention is to provide a concrete top-forming standardized formwork for a mortar-stone retaining wall.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: comprising:

[0006] The formwork mechanism includes two first side forms, two second side forms welded and installed between the two first side forms, and a plurality of crossbeams fixedly installed on the top of the first side forms;

[0007] The connecting mechanism comprises a splicing component for quickly splicing a plurality of template mechanisms, and an angle adjustment component for adjusting the splicing angle between the template mechanisms.

[0008] As a preferred solution of the concrete top-molded formwork for the mortar masonry retaining wall described in the present invention, the splicing components include an insert plate fixedly installed on the top of the second side form, a fixed plate arranged above the second side form, a slot opened on one side of the fixed plate and mated with the insert plate, a socket opened on the surface of the insert plate, and a butterfly bolt for fixing the insert plate and the fixed plate.

[0009] As a preferred solution of the concrete top-shaped formwork for the mortar-stone retaining wall of the present invention, the end of the inserting plate is clamped into the interior of the slot, and the end of the inserting plate is adapted to the size of the inner cavity of the slot.

[0010] As a preferred solution of the concrete top-shaped formwork for the mortar-made stone retaining wall described in the present invention, the surface of the fixed plate is provided with a threaded hole for use with a butterfly bolt, the bottom of the butterfly bolt passes through the socket, and the bottom of the butterfly bolt is flush with the bottom of the fixed plate.

[0011] As a preferred solution of the mortar masonry retaining wall concrete top forming formwork of the present invention, the angle adjustment assembly includes a boss fixedly mounted on the top of the second side formwork, a hollow rotating box rotatably mounted on the surface of the boss, a conical block fixedly mounted on the surface of the butterfly bolt, a transmission member movably mounted on the surface of the hollow rotating box, a circular ring movably mounted inside the hollow rotating box, a plurality of clamping rods fixedly mounted on the bottom of the circular ring, and a transmission block fixedly mounted on the top of the circular ring and used in conjunction with the transmission member;

[0012] The top of the second side mold is provided with a plurality of clamping holes for use with the clamping rods, and the circular ring is elastically installed inside the hollow rotating box.

[0013] As a preferred solution of the concrete top-shaped formwork for the mortar-stone retaining wall of the present invention, the transmission member includes a transmission rod elastically mounted on the surface of the hollow rotating box, and a return spring fixedly mounted on the surface of the transmission rod;

[0014] The other end surface of the reset spring is fixedly connected to the surface of the hollow rotating box.

[0015] As a preferred solution of the mortar masonry retaining wall concrete top-forming formwork described in the present invention, a limiting groove is provided on the surface of the transmission rod, and a limiting rod is fixedly installed on the top of the fixed plate to cooperate with the limiting groove to limit the movement of the transmission rod.

[0016] As a preferred solution of the mortar-stone retaining wall concrete top-forming template of the present invention, the surface of the conical block is arranged in an arc shape to be used for squeezing the end of the transmission rod.

[0017] As a preferred solution of the shaped formwork for concrete top pressure of mortar masonry retaining wall described in the present invention, the end of the transmission rod is used in conjunction with a transmission block, and the side of the transmission block close to the end of the transmission rod is arranged in an inclined surface.

[0018] The present invention also provides a method of use.

[0019] The present invention provides the following technical solution: a method of use, comprising the above-mentioned mortar masonry retaining wall concrete top-pressing standardized formwork, the method comprising the following steps:

[0020] S1: Design the size of the first side formwork according to the size of the concrete top, place two second side forms at the ends between the two first side forms, weld the first side formwork and the second side formwork, and then weld a number of crossbeams to the tops of the two first side forms to manufacture a predetermined concrete forming formwork;

[0021] S2: Place the completed formwork mechanism on top of the mortar-stone retaining wall, splice the appropriate number of formwork mechanisms according to the length of the mortar-stone retaining wall, and then adjust the use angle between the two formwork mechanisms according to the angle of the mortar-stone retaining wall;

[0022] S3: When splicing several template mechanisms, first, bring the two template mechanisms close together so that the end of the plug-in plate is inserted into the inside of the slot until the end of the plug-in plate is fully inserted into place so that the plug-in hole is located between the two threaded holes and aligned. Then, screw the butterfly bolt into the plug-in hole and the threaded hole to complete the splicing between the two template mechanisms;

[0023] S4: Before completing the splicing, it is necessary to adjust the use angle between the template mechanisms. When the butterfly bolt moves downward, the butterfly bolt drives the conical block downward, so that the arc surface of the conical block squeezes the end of the transmission rod, and then the other end of the transmission rod squeezes the inclined surface of the transmission block. The squeezed transmission block moves downward, thereby driving the ring and several clamping rods to move downward, so that the ends of the clamping rods are clamped in the corresponding clamping holes to complete the angle locking.

[0024] The beneficial effects of the present invention are as follows: through the cooperation between the splicing parts and the angle adjustment components, it is used to quickly splice and adjust the angles of several template mechanisms, solving the problems of low splicing efficiency and inconvenient angle adjustment between templates, achieving the effect of improving the splicing efficiency between template mechanisms, and facilitating the adjustment of the use angle, thereby facilitating the use between several template mechanisms. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] To more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. Those skilled in the art can also derive other drawings based on these drawings without inventive effort. Among them:

[0026] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0027] Figure 2 It is a schematic structural diagram of the connecting mechanism of the present invention.

[0028] Figure 3 It is a schematic structural diagram of the splicing components of the present invention.

[0029] Figure 4 It is a schematic structural diagram of the angle adjustment component of the present invention.

[0030] Figure 5 It is a schematic diagram of the transmission rod structure of the present invention.

[0031] In the figure: 100, template mechanism; 110, first side form; 120, second side form; 130, crossbeam; 200, connecting mechanism; 210, splicing component; 211, plug plate; 212, fixing plate; 213, slot; 214, socket; 215, butterfly bolt; 220, angle adjustment assembly; 221, boss; 222, hollow rotating box; 223, conical block; 224, transmission member; 2241, transmission rod; 2242, return spring; 2243, limit groove; 2244, limit rod; 225, ring; 226, clamping rod; 227, transmission block. DETAILED DESCRIPTION

[0032] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0033] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0034] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive of other embodiments.

[0035] Furthermore, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, when describing the embodiments of the present invention, cross-sectional views illustrating device structures may be partially enlarged and not to scale. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, the three-dimensional dimensions of length, width, and depth should be included.

[0036] Example 1

[0037] Reference Figures 1 to 3 , which is the first embodiment of the present invention, provides a mortar masonry retaining wall concrete top forming template, the device includes,

[0038] The template mechanism 100 includes two first side molds 110, two second side molds 120 welded and installed between the two first side molds 110, and a plurality of crossbeams 130 fixedly installed on the top of the first side molds 110;

[0039] The connecting mechanism 200 includes a splicing component 210 for quickly splicing a plurality of template mechanisms 100 , and an angle adjustment component 220 for adjusting the splicing angle between the template mechanisms 100 .

[0040] Among them, through the cooperation between the splicing parts 210 and the angle adjustment components 220, several template mechanisms 100 can be quickly spliced ​​and angle adjusted, which solves the problem of low splicing efficiency and inconvenient angle adjustment between templates, achieves the effect of improving the splicing efficiency between template mechanisms 100, and facilitates the adjustment of the use angle, which facilitates the use between several template mechanisms 100.

[0041] Specifically, the splicing component 210 includes an insert plate 211 fixedly installed on the top of the second side mold 120, a fixed plate 212 arranged above the second side mold 120, a slot 213 opened on one side of the fixed plate 212 and docked with the insert plate 211, a socket 214 opened on the surface of the insert plate 211, and a butterfly bolt 215 for fixing the insert plate 211 and the fixed plate 212.

[0042] Among them, the cooperation between the plug plate 211, the fixed plate 212 and the slot 213 is used to position and splice the two template mechanisms 100, thereby improving the positioning during splicing, and then the butterfly bolt 215 is used to fix the plug plate 211 and the fixed plate 212.

[0043] Furthermore, the end of the inserting plate 211 is snap-fitted into the interior of the slot 213 , and the end of the inserting plate 211 is adapted to the size of the inner cavity of the slot 213 .

[0044] Preferably, a threaded hole for use with the butterfly bolt 215 is opened on the surface of the fixing plate 212 , and the bottom of the butterfly bolt 215 passes through the insertion hole 214 , and the bottom of the butterfly bolt 215 is flush with the bottom of the fixing plate 212 .

[0045] When in use, the size of the first side form 110 is designed according to the size of the concrete top, the two second side forms 120 are placed at the ends between the two first side forms 110, and the first side form 110 and the second side form 120 are welded together. Then, a plurality of cross beams 130 are welded to the top of the two first side forms 110 to manufacture a predetermined concrete forming template;

[0046] Place the completed formwork mechanism 100 on top of the mortar masonry retaining wall, splice the appropriate number of formwork mechanisms 100 according to the length of the mortar masonry retaining wall, and then adjust the use angle between the two formwork mechanisms 100 according to the angle of the mortar masonry retaining wall;

[0047] When splicing several template mechanisms 100, first, move the two template mechanisms 100 close together so that the end of the plug plate 211 is inserted into the inside of the slot 213 until the end of the plug plate 211 is fully inserted into place so that the socket 214 is located between the two threaded holes and aligned. At this time, screw the butterfly bolt 215 into the socket 214 and the threaded hole to complete the splicing between the two template mechanisms 100.

[0048] In summary, through the cooperation between the splicing parts 210 and the angle adjustment components 220, several template mechanisms 100 can be quickly spliced ​​and angle adjusted, which solves the problems of low splicing efficiency and inconvenient angle adjustment between templates, thereby improving the splicing efficiency between template mechanisms 100 and facilitating the adjustment of the use angle, thereby facilitating the use between several template mechanisms 100.

[0049] Example 2

[0050] Reference Figures 4-5 , which is the second embodiment of the present invention. This embodiment differs from the first embodiment in that: the angle adjustment assembly 220 includes a boss 221 fixedly mounted on the top of the second side mold 120, a hollow rotating box 222 rotatably mounted on the surface of the boss 221, a tapered block 223 fixedly mounted on the surface of the butterfly bolt 215, a transmission member 224 movably mounted on the surface of the hollow rotating box 222, a ring 225 movably mounted inside the hollow rotating box 222, a plurality of clamping rods 226 fixedly mounted on the bottom of the ring 225, and a transmission block 227 fixedly mounted on the top of the ring 225 and used in conjunction with the transmission member 224;

[0051] A plurality of latch holes for use with the latch rods 226 are defined on the top of the second side mold 120 , and the ring 225 is elastically mounted inside the hollow rotating box 222 .

[0052] The transmission member 224 is used to transmit the power of installing the butterfly bolt 215 to the transmission block 227, so that the transmission block 227 is driven by the force to move the ring 225 and the clamping rod 226, thereby locking the angle between the template mechanism 100.

[0053] Specifically, the transmission member 224 includes a transmission rod 2241 elastically mounted on the surface of the hollow rotating box 222, and a return spring 2242 fixedly mounted on the surface of the transmission rod 2241;

[0054] The other end surface of the return spring 2242 is fixedly connected to the surface of the hollow rotating box 222 .

[0055] Furthermore, a limiting groove 2243 is provided on the surface of the transmission rod 2241 , and a limiting rod 2244 is fixedly installed on the top of the fixing plate 212 to cooperate with the limiting groove 2243 to limit the movement of the transmission rod 2241 .

[0056] The cooperation between the limiting groove 2243 and the limiting rod 2244 is used to limit the movement of the transmission rod 2241, thereby improving the stability of the transmission rod 2241 during transmission.

[0057] Preferably, the surface of the conical block 223 is configured to be an arc surface so as to press the end of the transmission rod 2241 .

[0058] The surface of the conical block 223 is configured to be an arc surface, so as to facilitate the squeezing of the end of the transmission rod 2241 , so that the transmission rod 2241 is squeezed and moved smoothly.

[0059] Furthermore, the end of the transmission rod 2241 cooperates with the transmission block 227, and the side of the transmission block 227 close to the end of the transmission rod 2241 is set in an inclined surface.

[0060] During use, before completing the splicing, it is necessary to adjust the use angle between the template mechanism 100. When the butterfly bolt 215 moves downward, the butterfly bolt 215 drives the conical block 223 to move downward, so that the arc surface of the conical block 223 squeezes the end of the transmission rod 2241, and then the other end of the transmission rod 2241 squeezes the inclined surface of the transmission block 227. The squeezed transmission block 227 moves downward, thereby driving the ring 225 and several clamping rods 226 to move downward, so that the end of the clamping rod 226 is clamped in the corresponding clamping hole to complete the angle locking.

[0061] Example 3

[0062] Reference Figures 1 to 5 , which is the third embodiment of the present invention, is different from the previous embodiment in that this embodiment provides a method of use, including a mortar masonry retaining wall concrete top forming formwork, the method comprising the following steps:

[0063] S1: Design the size of the first side form 110 according to the size of the concrete top, place two second side forms 120 at the ends between the two first side forms 110, weld the first side form 110 and the second side form 120, and then weld a plurality of crossbeams 130 to the tops of the two first side forms 110 to manufacture a predetermined concrete forming form;

[0064] S2: Place the completed formwork mechanism 100 on top of the mortar masonry retaining wall, splice the appropriate number of formwork mechanisms 100 according to the length of the mortar masonry retaining wall, and then adjust the use angle between the two formwork mechanisms 100 according to the angle of the mortar masonry retaining wall;

[0065] S3: When splicing several template mechanisms 100, first, bring the two template mechanisms 100 closer together so that the end of the insert plate 211 is inserted into the interior of the slot 213 until the end of the insert plate 211 is fully inserted into place so that the insertion hole 214 is located between the two threaded holes and aligned. At this time, screw the butterfly bolt 215 into the insertion hole 214 and the threaded hole to complete the splicing between the two template mechanisms 100;

[0066] S4: Before completing the splicing, it is necessary to adjust the use angle between the template mechanism 100. When the butterfly bolt 215 moves downward, the butterfly bolt 215 drives the conical block 223 to move downward, so that the arc surface of the conical block 223 squeezes the end of the transmission rod 2241, and then the other end of the transmission rod 2241 squeezes the inclined surface of the transmission block 227. The squeezed transmission block 227 moves downward, thereby driving the ring 225 and several clamping rods 226 to move downward, so that the end of the clamping rod 226 is clamped in the corresponding clamping hole to complete the angle locking.

[0067] It is important to note that the construction and arrangement of the present application shown in a number of different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, as well as parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, directional changes, etc.) without departing substantially from the novel teachings and advantages of the subject matter described in this application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete elements may be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "means plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also equivalent structures. Other replacements, modifications, changes, and omissions may be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present invention. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.

[0068] Additionally, in order to provide a concise description of exemplary embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0069] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A shaped formwork for concrete topping of mortar masonry retaining wall, characterized by: include, A template mechanism (100) comprises two first side molds (110), two second side molds (120) welded and installed between the two first side molds (110), and a plurality of crossbeams (130) fixedly installed on the top of the first side molds (110); The connecting mechanism (200) comprises a splicing component (210) for quickly splicing a plurality of template mechanisms (100), and an angle adjustment component (220) for adjusting the splicing angle between the template mechanisms (100).

2. The shaped formwork for concrete top pressure of mortar masonry retaining wall according to claim 1, characterized in that: The splicing component (210) comprises an inserting plate (211) fixedly mounted on the top of the second side mold (120), a fixing plate (212) arranged above the second side mold (120), a slot (213) provided on one side of the fixing plate (212) and mated with the inserting plate (211), a socket (214) provided on the surface of the inserting plate (211), and a butterfly bolt (215) for fixing the inserting plate (211) and the fixing plate (212).

3. The shaped formwork for concrete top pressure of mortar masonry retaining wall according to claim 2, characterized in that: The end of the inserting plate (211) is clamped in the interior of the slot (213), and the end of the inserting plate (211) is adapted to the size of the inner cavity of the slot (213).

4. The shaped formwork for concrete top pressure of mortar masonry retaining wall according to claim 3, characterized in that: The surface of the fixing plate (212) is provided with a threaded hole for use with a butterfly bolt (215), the bottom of the butterfly bolt (215) passes through the insertion hole (214), and the bottom of the butterfly bolt (215) is flush with the bottom of the fixing plate (212).

5. The shaped formwork for concrete top pressure of mortar masonry retaining wall according to claim 4, characterized in that: The angle adjustment assembly (220) includes a boss (221) fixedly mounted on the top of the second side mold (120), a hollow rotating box (222) rotatably mounted on the surface of the boss (221), a conical block (223) fixedly mounted on the surface of the butterfly bolt (215), a transmission member (224) movably mounted on the surface of the hollow rotating box (222), a circular ring (225) movably mounted inside the hollow rotating box (222), a plurality of clamping rods (226) fixedly mounted on the bottom of the circular ring (225), and a transmission block (227) fixedly mounted on the top of the circular ring (225) and used in conjunction with the transmission member (224); The top of the second side mold (120) is provided with a plurality of clamping holes for use with the clamping rod (226), and the ring (225) is elastically installed inside the hollow rotating box (222).

6. The shaped formwork for concrete top pressure of mortar masonry retaining wall according to claim 5, characterized in that: The transmission member (224) includes a transmission rod (2241) elastically mounted on the surface of the hollow rotating box (222), and a return spring (2242) fixedly mounted on the surface of the transmission rod (2241); The other end surface of the return spring (2242) is fixedly connected to the surface of the hollow rotating box (222).

7. The shaped formwork for concrete top pressure of mortar masonry retaining wall according to claim 6, characterized in that: A limiting groove (2243) is provided on the surface of the transmission rod (2241), and a limiting rod (2244) is fixedly installed on the top of the fixing plate (212) for cooperating with the limiting groove (2243) to limit the movement of the transmission rod (2241).

8. The mortar masonry retaining wall concrete capping standardized formwork according to claim 7, characterized in that: The surface of the conical block (223) is arranged in an arc shape so as to be used for pressing the end of the transmission rod (2241).

9. The mortar masonry retaining wall concrete capping standardized formwork according to claim 8, characterized in that: The end of the transmission rod (2241) is used in conjunction with the transmission block (227), and the side of the transmission block (227) close to the end of the transmission rod (2241) is arranged in an inclined surface.

10. A method of use, characterized in that: The method comprises the following steps: S1: Designing the size of the first side form (110) according to the size of the concrete top, placing two second side forms (120) at the ends between the two first side forms (110), welding the first side form (110) and the second side form (120), and welding a plurality of crossbeams (130) to the tops of the two first side forms (110) to manufacture a predetermined concrete forming template; S2: placing the completed formwork mechanism (100) on the top of the mortar masonry retaining wall, splicing the appropriate number of formwork mechanisms (100) according to the length of the mortar masonry retaining wall, and then adjusting the use angle between the two formwork mechanisms (100) according to the angle of the mortar masonry retaining wall; S3: When splicing a plurality of template mechanisms (100), first, the two template mechanisms (100) are brought close together so that the end of the inserting plate (211) is inserted into the interior of the slot (213) until the end of the inserting plate (211) is fully inserted into place so that the insertion hole (214) is located between the two threaded holes and aligned. At this time, the butterfly bolt (215) is screwed into the insertion hole (214) and the threaded hole to complete the splicing between the two template mechanisms (100); S4: Before completing the splicing, it is necessary to adjust the use angle between the template mechanisms (100). When the butterfly bolt (215) moves downward, the butterfly bolt (215) drives the conical block (223) to move downward, so that the arc surface of the conical block (223) squeezes the end of the transmission rod (2241), and then the other end of the transmission rod (2241) squeezes the inclined surface of the transmission block (227). The squeezed transmission block (227) moves downward, thereby driving the ring (225) and the plurality of clamping rods (226) to move downward, so that the ends of the clamping rods (226) are clamped in the corresponding clamping holes, completing the locking of the angle.