Binding mould for precast beam reinforcement cage

By designing a prefabricated beam reinforced cage tying tool containing a shielding component, the problem of existing tires affecting the project progress in rain and hot weather is solved, and the effect of effective rain and sunshade is achieved, extending the service life of the reinforced cage and improving construction safety.

CN222874920UActive Publication Date: 2025-05-16CHINA RAILWAY 19TH BUREAU GRP EAST CHINA ENG CO LTD
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Patent Information

Application Number
CN202421668524.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-15
Publication Date
2025-05-16
Estimated Expiration
2034-07-15

AI Technical Summary

Technical Problem

The existing prefabricated beam reinforced cage tied tires lack a shielding device, which will seriously affect the progress of the project on rainy and hot days.

Method used

A prefabricated beam reinforced cage tyre including a bottom positioning assembly, a side positioning assembly, a support assembly and a shading assembly is designed. The shading assembly consists of a lifting rod set and shading member, which can provide rain and sunshade effects on rainy and hot days.

Benefits of technology

Effectively prevent direct rainwater and sunlight from eroding the steel cage, extend the service life of the steel cage, and provide workers with a comfortable working environment, improve work efficiency and construction safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of precast beam manufacturing, and provides a precast beam reinforcement cage binding mould. The prefabricated beam reinforcement cage binding mould comprises a bottom positioning assembly, two side positioning assemblies, a supporting assembly and a shielding assembly. The bottom positioning assembly is used for fixing bottom steel bars. The two side positioning assemblies are symmetrically arranged on the two sides of the bottom positioning assembly and used for fixing side steel bars, and the two side positioning assemblies and the bottom positioning assembly are matched to form a concave space. The supporting assembly is arranged in the concave space and used for supporting the top steel bars. The shielding assembly is arranged on the side positioning assembly and used for shielding the concave space. According to the mould, the defect that the progress of a project is seriously influenced in rainy days and hot days due to the absence of a shielding device in the prior art is overcome, and the mould capable of shielding rain and sun is realized, so that the mould can cope with more working environments, and the progress of the project is accelerated.
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Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated beams, in particular to a prefabricated beam reinforcement cage binding jig. Background Art

[0002] The precast beam reinforcement cage binding tyre plays a vital role in the precast beam production process. It combines the binding of steel bars with the formwork jig to form an overall construction method. By fixing the jig and controlling the degree of fixation, the accurate position and stable fixation of the steel bars can be better guaranteed. Since the use of the jig is generally carried out in the open air, and the existing jig has no shielding device, it will seriously affect the progress of the project on rainy and hot days. Utility Model Content

[0003] The utility model provides a prefabricated beam reinforcement cage binding jig to solve the defect that the prior art has no shielding device, which seriously affects the progress of the project on rainy days and hot days, and realizes a jig that can block rain and sun, so that the jig can cope with more working environments and speed up the progress of the project.

[0004] The utility model provides a prefabricated beam reinforcement cage binding jig, comprising a bottom positioning assembly, two side positioning assemblies, a support assembly and a shielding assembly. The bottom positioning assembly is used to fix the bottom reinforcement; the two side positioning assemblies are symmetrically arranged on both sides of the bottom positioning assembly, used to fix the side reinforcements, and the two side positioning assemblies and the bottom positioning assembly cooperate to form a concave space; the support assembly is arranged in the concave space, used to support the top reinforcement; the shielding assembly is arranged in the side positioning assembly, used to shield the concave space.

[0005] According to the prefabricated beam reinforcement cage binding jig provided by the utility model, the shielding assembly includes two lifting rod groups and a shielding member. The two lifting rod groups are arranged one by one at the two side positioning assemblies; the shielding member is detachably arranged between the two lifting rod groups and located above the concave space.

[0006] According to a prefabricated beam reinforcement cage binding jig provided by the utility model, the lifting rod group includes a plurality of lifting rods, and the plurality of lifting rods are arranged at intervals along the length direction of the side positioning assembly; a connecting block is provided on the top of the lifting rod, and the connecting block is detachably connected to the shielding member through a connecting buckle.

[0007] According to the prefabricated beam reinforcement cage binding jig provided by the utility model, the connecting buckle comprises a connecting ring and a connecting hook. The connecting ring is fixedly arranged on the connecting block; the connecting hook is fixedly arranged on the shielding member, and the connecting hook is detachably connected to the connecting ring.

[0008] According to a prefabricated beam reinforcement cage binding jig provided by the utility model, the bottom positioning assembly includes a first support component and a bottom plate. The bottom plate is detachably arranged on the top of the first support component, and a plurality of first reinforcement limiting grooves are arranged on the bottom plate at intervals, and the first reinforcement limiting grooves are used to limit the reinforcement.

[0009] According to the prefabricated beam reinforcement cage binding jig provided by the utility model, the first supporting component includes a horizontal rod and a plurality of vertical rods. The plurality of horizontal rods are arranged below the bottom plate to support the bottom plate; and the plurality of vertical rods are arranged at intervals at the bottom of the horizontal rods to support the horizontal rods.

[0010] According to a prefabricated beam reinforcement cage binding jig provided by the utility model, the side positioning assembly includes a second support component and a side plate. The second support component is arranged on the side of the bottom positioning assembly; the side plate is inclined at the top of the second support component, and a plurality of second reinforcement limiting grooves are arranged on the side plate at intervals, and the second reinforcement limiting grooves are used to limit the reinforcement.

[0011] According to the prefabricated beam reinforcement cage binding jig provided by the utility model, the second support component includes a side rod and a support frame. The support frame is connected to the first support component; the side rod is arranged on the top of the support frame, and the side plate is located on the top of the side rod.

[0012] According to a prefabricated beam reinforcement cage binding jig provided by the utility model, the support assembly includes a plurality of first support rods, a second support rod and a third support rod. A plurality of first support rods are vertically spaced above the first support component; a plurality of second support rods are spaced along the first direction at the top of the first support rod; a plurality of third support rods are spaced along the second direction at the top of the first support rod.

[0013] A prefabricated beam reinforcement cage binding jig provided by the utility model also includes a ladder, and the ladder is arranged on the second supporting component in a one-to-one correspondence.

[0014] The utility model can effectively prevent rainwater, snow water and other liquids from corroding the steel cage on rainy and snowy days by setting a shielding component, avoid steel bar corrosion, and thus extend the service life of the steel cage. In the hot summer, it can block direct sunlight, reduce the temperature of the binding area, and provide a comfortable working environment for workers, thereby improving work efficiency. Secondly, the shielding component can also effectively prevent debris or personnel from accidentally falling into the concave space during the construction process, thereby improving the safety of the construction site. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the present invention or the prior art, a brief introduction will be given below to the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 The utility model is a structural schematic diagram of a prefabricated beam reinforcement cage binding jig provided by the utility model.

[0017] Figure 2 yes Figure 1 Enlarged view of point A.

[0018] Figure 3 yes Figure 1 Enlarged view of point B.

[0019] Figure markings: 100: bottom positioning assembly; 110: first supporting component; 111: horizontal rod; 112: vertical rod; 120: bottom plate; 121: first steel bar limiting groove; 200: side positioning assembly; 210: second supporting component; 211: side rod; 212: supporting frame; 220: side plate; 221: second steel bar limiting groove; 300: supporting assembly; 310: first supporting rod; 320: second supporting rod; 330: third supporting rod; 400: shielding assembly; 410: lifting rod; 420: connecting block; 430: connecting buckle; 431: connecting ring; 432: connecting hook; 440: shielding member; 500: ladder. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0021] In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the embodiments of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the embodiments of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0023] In the embodiments of the present invention, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "above" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0024] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model embodiment. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0025] Combine the following Figures 1 to 3 The embodiments of the present invention are described.

[0026] Figure 1 The schematic diagram of the structure of the prefabricated beam reinforcement cage binding fixture provided by the embodiment of the utility model is illustrated. Figure 1The embodiment of the utility model provides a prefabricated beam reinforcement cage binding jig, which includes a bottom positioning assembly 100, two side positioning assemblies 200, a support assembly 300 and a shielding assembly 400. The bottom positioning assembly 100 is used to fix the bottom reinforcement; the two side positioning assemblies 200 are symmetrically arranged on both sides of the bottom positioning assembly 100, and are used to fix the side reinforcements. The two side positioning assemblies 200 and the bottom positioning assembly 100 cooperate to form a concave space; the support assembly 300 is arranged in the concave space, and is used to support the top reinforcement; the shielding assembly 400 is arranged on the side positioning assembly 200, and is used to shield the concave space.

[0027] In the above structure, on rainy and snowy days, the shielding assembly 400 can effectively prevent rainwater, snow water and other liquids from corroding the steel cage, avoid steel corrosion, and thus extend the service life of the steel cage. In the hot summer, the shielding assembly 400 can block direct sunlight, reduce the temperature of the binding area, and provide a comfortable working environment for workers, thereby improving work efficiency. Secondly, the shielding assembly 400 can also effectively prevent debris or personnel from accidentally falling into the concave space during the construction process, thereby improving the safety of the construction site.

[0028] Reference Figure 1 In some embodiments of the present invention, the shielding assembly 400 includes two lifting rod groups and a shielding member 440. The two lifting rod groups are arranged one by one at the two side positioning assemblies 200; the shielding member 440 is detachably arranged between the two lifting rod groups and located above the concave space.

[0029] In the above structure, through the setting of two lifting rod groups, the height of the shielding member 440 can be adjusted as needed to adapt to steel cages of different sizes, thereby improving the versatility and flexibility of the shielding assembly 400. The shielding member 440 is designed to be detachable, which is convenient for disassembly and storage when not needed, saving space, and also facilitating cleaning and maintenance. The shielding member 440 can effectively shield the top of the steel cage to prevent debris or weather factors during the construction process from affecting the steel cage, thereby ensuring the quality of the steel cage and construction safety. It should be noted that the material of the lifting rod group can be lightweight but high-strength, such as aluminum alloy or high-strength plastic, to reduce the overall weight and facilitate operation. The shielding member 440 can be made of waterproof materials, such as PVC coated cloth or polyester fiber cloth, to improve its waterproof performance. The shielding member 440 can also be made of a sunshade net.

[0030] In some possible embodiments, an electric lifting system is also included, and the lifting and lowering of the lifting rod group is controlled by a remote control or a mobile phone APP to achieve rapid adjustment of the shielding member 440. Sensors and limit switches are installed on the lifting rod group. The sensors can monitor the height and position of the shielding member 440 in real time, and display them on a display screen or a mobile phone APP, so that construction personnel can understand the status of the shielding member 440 at any time. Setting a limit switch on the lifting rod group can prevent the shielding member 440 from excessive lifting and lowering, ensuring the safety of use. The edge of the shielding member 440 can be wrapped with a soft material to avoid harm to workers during the construction process. In order to improve the ventilation effect of the steel cage binding area and reduce the temperature, vents or ventilation equipment such as fans can be set on the shielding member 440 to block rain. In addition, lighting equipment such as LED lights can be installed on the shielding member 440 to provide nighttime construction lighting.

[0031] Reference Figure 1 In some embodiments of the present invention, the lifting rod group includes a plurality of lifting rods 410, and the plurality of lifting rods 410 are arranged at intervals along the length direction of the side positioning assembly 200; a connecting block 420 is provided at the top of the lifting rod 410, and the connecting block 420 is detachably connected to the shielding member 440 through a connecting buckle 430.

[0032] In the above structure, the shielding member 440 can maintain a stable posture to avoid shaking or tilting under the action of wind or other external forces. The connecting block 420 is detachably connected to the shielding member 440 through the connecting buckle 430, which is convenient for quick disassembly and installation when not needed, thereby improving construction efficiency. The shielding member 440 can be either a rainproof cloth or a sunshade net. On rainy days, the shielding member 440 can be replaced with a rainproof cloth through the detachable connection between the connecting buckle 430 and the shielding member 440; on hot weather, it can be replaced with a sunshade net.

[0033] Specifically, the length of the lifting rod 410 is determined according to the height of the steel cage to ensure that the entire steel cage can be covered. The diameter of the lifting rod 410 is selected according to the structural stability and load capacity, and is generally of moderate size to ensure both strength and ease of operation. In some possible embodiments, one or more adjustment holes or threaded sections may be provided on each lifting rod 410 so that its height can be adjusted manually or with an electric tool. The lifting and lowering adjustment may be performed in different ways, such as a manual knob, a screw rod, or an electric drive. Scales or marks are provided on the lifting rod 410 to more accurately adjust the height of the shielding member 440. The scales or marks may be produced by laser engraving or spraying to ensure clarity and durability. A safety locking mechanism, such as a spring lock or a buckle, may be provided on the connecting buckle 430 to prevent accidental loosening during use.

[0034] Figure 2 Example Figure 1Enlarged view of point A. Figure 1 and Figure 2 In some embodiments of the present invention, the connecting buckle 430 includes a connecting ring 431 and a connecting hook 432. The connecting ring 431 is fixedly arranged on the connecting block 420; the connecting hook 432 is fixedly arranged on the shielding member 440, and the connecting hook 432 is detachably connected to the connecting ring 431.

[0035] Specifically, the connecting ring 431 can be made of high-strength stainless steel or aluminum alloy to ensure its load-bearing capacity and corrosion resistance. A spring or snap mechanism can be designed inside the ring to quickly and firmly connect with the connecting hook 432. An anti-drop structure is set on the connecting ring 431 to ensure that the connecting hook 432 will not fall off accidentally after being hung. The connecting hook 432 is also made of high-strength stainless steel or aluminum alloy to ensure durability and load-bearing capacity. The shape of the connecting hook 432 should be designed to be easy to hang into the connecting ring 431 and not easy to fall off, such as a J-shaped or S-shaped hook.

[0036] Reference Figure 1 In some embodiments of the present invention, the bottom positioning assembly 100 includes a first support component 110 and a bottom plate 120. The bottom plate 120 is detachably arranged on the top of the first support component 110, and a plurality of first steel bar limiting grooves 121 are arranged on the bottom plate 120 at intervals, and the first steel bar limiting grooves 121 are used to limit the steel bars.

[0037] Specifically, the bottom plate 120 and the first support member 110 can be detachably connected by bolts. In the above structure, the bottom plate 120 is detachably arranged on the top of the first support member 110, which is convenient for installation, disassembly and maintenance. The first steel bar limiting groove 121 can limit the steel bar, position and fix the steel bar, and ensure the position accuracy of the steel bar during the pouring process. The first support member 110 adopts high-strength, corrosion-resistant metal materials, such as stainless steel or alloy steel, to improve its bearing capacity and service life. The bottom plate 120 adopts wear-resistant and impact-resistant composite materials to ensure that it is not easily damaged during long-term use. The first steel bar limiting groove 121 on the bottom plate 120 is designed to be different sizes and shapes to adapt to steel bars of different diameters and layouts. In some possible embodiments, a support structure, such as a reinforcing rib or a support plate, can also be added between the bottom plate 120 and the first support member 110 to improve the overall stability. The first support member 110 is treated with rust and corrosion prevention to extend its service life. The bottom plate 120 is subjected to surface treatment and protective coating treatment to improve its wear resistance and corrosion resistance.

[0038] Reference Figure 1In some embodiments of the present invention, the first support member 110 includes a plurality of horizontal rods 111 and a plurality of vertical rods 112. The horizontal rods 111 are disposed below the bottom plate 120 to support the bottom plate 120; the plurality of vertical rods 112 are disposed at intervals at the bottom of the horizontal rods 111 to support the horizontal rods 111.

[0039] A plurality of vertical rods 112 are arranged vertically in an array, and a plurality of horizontal rods 111 are arranged horizontally in an array, and are connected to the vertical rods 112 by bolts. A plurality of horizontal rods 111 are arranged horizontally to form a horizontal plane. When in use, the vertical rods 112 are in contact with the ground, and play a role in supporting the horizontal rods 111, thereby avoiding direct contact between the horizontal rods 111 and the ground, and preventing the horizontal rods 111 from rusting due to the wet ground, which affects the service life. The bottom plate 120 is detachably connected to the top of the plane formed by the plurality of horizontal rods 111 by bolts. In some possible embodiments, in order to increase the stability of the vertical rods 112, rubber pads can be provided at the bottom of each vertical rod 112. The rubber pads have a large friction force, which can increase the friction with the ground and play an anti-skid role. Secondly, the bottom area of ​​the rubber pads can be set wider, so that the pressure can be reduced to prevent the device from sinking.

[0040] Reference Figure 1 In some embodiments of the utility model, the side positioning assembly 200 includes a second support component 210 and a side plate 220. The second support component 210 is arranged on the side of the bottom positioning assembly 100; the side plate 220 is inclined at the top of the second support component 210, and a plurality of second steel bar limiting grooves 221 are arranged on the side plate 220 at intervals, and the second steel bar limiting grooves 221 are used to limit the steel bars. The second support component 210 includes a side rod 211 and a support frame 212. The support frame 212 is connected to the first support component 110; the side rod 211 is arranged on the top of the support frame 212, and the side plate 220 is located on the top of the side rod 211.

[0041] Specifically, the support frame 212 plays a supporting role, the bottom end of which is in contact with the ground, and the side is detachably connected to the horizontal rod 111. The side rod 211 wraps the first inclined section and the second inclined section, and the first inclined section is connected to the first steel bar limiting groove 121. An arc section is provided between the first inclined section and the second inclined section, and the inclination angles between the first inclined section and the second inclined section are different. By providing the arc section, a transition effect can be achieved. The second steel bar limiting groove 221 is provided on the upper surface of the second inclined section. In other possible embodiments, a rubber pad can also be provided at the bottom of the support frame 212.

[0042] Figure 3 Example Figure 1 Enlarged view of point B. Figure 1 and Figure 3In some embodiments of the present invention, the support assembly 300 includes a plurality of first support rods 310, a second support rod 320, and a third support rod 330. A plurality of first support rods 310 are vertically spaced apart above the first support component 110; a plurality of second support rods 320 are spaced apart along the first direction at the top of the first support rod 310; and a plurality of third support rods 330 are spaced apart along the second direction at the top of the first support rod 310.

[0043] Specifically, a plurality of first support rods 310, second support rods 320 and third support rods 330 can be constructed into a rectangular frame. The top of the rectangular frame is connected to the steel bars at the top. Since the steel bars are tied, they are also tied at the top. Since the steel bars at the top have a large span, they need to be supported to prevent them from collapsing. This problem can be solved by setting a support assembly 300. It should be noted that the bottom end of the first support rod 310 is also in contact with the ground, and the first support rod 310 will cross-contact with the horizontal rod 111, and can be connected at the intersection of the two, so that the entire device is more solid and stable.

[0044] Reference Figure 1 In some embodiments of the present invention, a ladder 500 is further included, and the ladder 500 is arranged one-to-one on the second supporting member 210. Two ladders 500 are provided, which are respectively arranged on both sides of the two side positioning assemblies 200, and the lifting rod 410 can also be arranged at the top of the ladder 500. The function of the ladder 500 is to help the staff to work at the top.

[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A prefabricated beam reinforcement cage tying jig, characterized in that: include: A bottom positioning assembly (100) is used to fix the bottom reinforcement; Two side positioning assemblies (200) are symmetrically arranged on both sides of the bottom positioning assembly (100) and are used to fix the side steel bars; the two side positioning assemblies (200) and the bottom positioning assembly (100) cooperate to form a concave space; A support assembly (300) is disposed in the concave space and is used to support the top steel bars; The shielding assembly (400) is provided on the side positioning assembly (200) and is used to shield the concave space.

2. The prefabricated beam reinforcement cage tying jig according to claim 1 is characterized in that: The shielding component (400) comprises: Two lifting rod groups, arranged in a one-to-one correspondence on the two side positioning assemblies (200); The shielding member (440) is detachably disposed between the two lifting rod groups and is located above the concave space.

3. The prefabricated beam reinforcement cage tying jig according to claim 2 is characterized in that: The lifting rod group comprises a plurality of lifting rods (410), wherein the plurality of lifting rods (410) are arranged at intervals along the length direction of the side positioning assembly (200); A connecting block (420) is provided on the top of the lifting rod (410), and the connecting block (420) is detachably connected to the shielding member (440) via a connecting buckle (430).

4. The prefabricated beam reinforcement cage tying jig according to claim 3 is characterized in that: The connecting buckle (430) comprises: A connecting ring (431) fixedly mounted on the connecting block (420); A connecting hook (432) is fixedly mounted on the shielding member (440), and the connecting hook (432) is detachably connected to the connecting ring (431).

5. The prefabricated beam reinforcement cage tying jig according to claim 1 is characterized in that: The bottom positioning assembly (100) comprises: A first supporting member (110); The bottom plate (120) is detachably arranged on the top of the first supporting component (110), and a plurality of first steel bar limiting grooves (121) are arranged at intervals on the bottom plate (120), wherein the first steel bar limiting grooves (121) are used to limit the steel bars.

6. The prefabricated beam reinforcement cage tying jig according to claim 5 is characterized in that: The first supporting component (110) comprises: A plurality of horizontal rods (111) are disposed below the bottom plate (120) and are used to support the bottom plate (120); A plurality of vertical rods (112) are arranged at intervals at the bottom of the horizontal rod (111) and are used to support the horizontal rod (111).

7. The prefabricated beam reinforcement cage tying jig according to claim 5 is characterized in that: The side positioning assembly (200) comprises: A second supporting component (210) is arranged on a side of the bottom positioning component (100); The side plate (220) is obliquely arranged on the top of the second supporting component (210), and a plurality of second steel bar limiting grooves (221) are arranged at intervals on the side plate (220), wherein the second steel bar limiting grooves (221) are used to limit the steel bars.

8. The prefabricated beam reinforcement cage tying jig according to claim 7 is characterized in that: The second supporting component (210) comprises: A support frame (212) connected to the first support component (110); The side rod (211) is arranged on the top of the support frame (212), and the side plate (220) is located on the top of the side rod (211).

9. The prefabricated beam reinforcement cage tying jig according to claim 5, characterized in that: The support assembly (300) comprises: A plurality of first support rods (310) vertically arranged at intervals above the first support component (110); A plurality of second support rods (320) are arranged at intervals on the top of the first support rod (310) along the first direction; A plurality of third support rods (330) are arranged at intervals on the top of the first support rod (310) along the second direction.

10. The prefabricated beam reinforcement cage tying jig according to claim 7, characterized in that: It also includes a ladder (500), wherein the ladder (500) is arranged on the second supporting component (210) in a one-to-one correspondence.