Assembly type precast concrete member connecting structure

Abstract

The utility model relates to the field of concrete member connecting structures, and discloses an assembly type precast concrete member connecting structure which comprises a lower side connecting member, an upper side connecting member is installed at the top end of the lower side connecting member, and a plurality of upper side positioning notches are formed in the right side of the upper side connecting member. A plurality of lower side positioning notches are formed in the right side of the lower side connecting component, a limiting mounting piece is attached to the right side of the lower side connecting component, upper side positioning bolts are in threaded connection with the interiors of the upper side positioning notches, and lower side positioning bolts are in threaded connection with the interiors of the lower side positioning notches; the bottom end of the upper side connecting component is connected with the lower side connecting component through a positioning connecting assembly. According to the utility model, the positioning and mounting convenience of the device is improved, so that the assembly efficiency of the device is accelerated, the connection stability between the devices is improved, the fixing effect between components is further improved, and the mounting is firmer.

Description

Technical Field

[0001] The utility model relates to the field of concrete component connection structures, in particular to an assembled prefabricated concrete component connection structure. Background Art

[0002] Concrete component connection structure refers to the method and structure used to connect precast concrete components. These connection structures are designed to ensure a stable connection between components to form an overall building structure. Concrete component connection structures usually use steel bars, bolts, welding and other methods.

[0003] After searching, a low-rise fully assembled precast concrete component connection structure with announcement number CN217896551U includes a precast independent foundation, a precast ground beam and a precast bottom plate. The precast independent foundation and the precast ground beam are fixedly connected by a first steel pipe connection node, and the precast ground beam and the precast bottom plate are fixedly connected by a second steel pipe connection node. The first steel pipe connection node and the second steel pipe connection node both include vertical pre-embedded connecting steel bars, reserved blind holes and reserved through holes coaxially arranged with the vertical pre-embedded connecting steel bars, the diameter of the reserved through holes is equal to the diameter of the reserved blind holes, steel pipes are inserted through the reserved blind holes and the reserved through holes, and a high-strength grouting layer is cast in the steel pipes. The vertical pre-embedded connecting steel bars, steel pipes and high-strength grouting layer of the utility model together form a vertical connection structure, which has a strong bearing capacity and a strong ability to resist horizontal shear, and can improve the connection stability between assembled precast concrete components.

[0004] Based on the above patent, a vertical connection structure is formed by vertically pre-embedded connecting steel bars, steel pipes and high-strength grouting layers. The vertical connection structure has strong bearing capacity and strong ability to resist horizontal shear, and can improve the connection stability between prefabricated concrete components, reduce the construction difficulty of on-site assembly of precast concrete components, and improve the construction efficiency of on-site assembly of precast concrete components. However, during installation, positioning is performed by pre-embedding, and the assembly efficiency is relatively low. In addition, the pre-embedded values ​​need to be determined for setting, which may cause errors and inaccurate positioning. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an assembled prefabricated concrete component connection structure, which can speed up the assembly efficiency of the device and make the installation more firm.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An assembled precast concrete component connection structure comprises a lower connecting member, an upper connecting member is installed on the top end of the lower connecting member, a plurality of upper positioning slots are opened on the right side of the upper connecting member, a plurality of lower positioning slots are opened on the right side of the lower connecting member, a limited position mounting plate is fitted on the right side of the lower connecting member, the interiors of the upper positioning slots are threadedly connected with upper positioning bolts, the interiors of the lower positioning slots are threadedly connected with lower positioning bolts, the bottom end of the upper connecting member is connected to the lower connecting member through a positioning connection assembly, a feed frame is fixedly connected to the front lower part of the upper connecting member, and a fixed reinforcement assembly is installed on the inner lower side of the upper connecting member.

[0008] Furthermore, the fixed reinforcement component includes an upper casting groove located on the lower side of the upper connecting member, an upper casting groove is opened on the lower side of the upper casting groove, a lower casting groove is opened on the outer side of the top end of the lower connecting member, and a feed port is opened on the front side of the upper connecting member.

[0009] Furthermore, the positioning and connecting assembly includes a rotating column located in the middle of the bottom end of the upper connecting member, the bottom end of the upper connecting member is fixedly connected to a connecting arc plate, the bottom end of the connecting arc plate is fixedly connected to a limiting arc plate, a rotating groove is opened in the middle of the top end of the lower connecting member, an installation ring groove is opened on the inner rear side of the lower connecting member, a positioning ring groove is opened inside the inner front side of the lower connecting member, and a limiting groove is opened on the top of the positioning ring groove.

[0010] Furthermore, the outer parts of the plurality of upper positioning bolts correspond to the upper sides of the position-limiting mounting plate, and the outer parts of the plurality of lower positioning bolts correspond to the lower sides of the position-limiting mounting plate.

[0011] Furthermore, the outer portion of the rotating column is rotatably connected to the inner portion of the rotating groove.

[0012] Furthermore, the limiting groove, the mounting ring groove and the positioning ring groove are connected, the outside of the limiting arc plate is slidably connected to the inside of the positioning ring groove and the mounting ring groove respectively, and the outside of the connecting arc plate is slidably connected to the inside of the limiting groove.

[0013] Furthermore, the upper casting groove and the connecting groove are connected.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the assembly of the concrete component is completed through the upper positioning bolts, the limiting mounting plate, the lower positioning bolts, the upper positioning notches, the lower positioning notches, the mounting ring grooves, the limiting grooves, the connecting arc plates, the rotating columns and the positioning ring grooves, thereby improving the convenience of positioning and installing the device, thereby speeding up the assembly efficiency of the device.

[0016] 2. In the utility model, the device is reinforced through the lower connecting member, the upper connecting member, the feed frame, the feed port, the lower casting groove, the upper casting groove, and the connecting groove, thereby improving the stability of the connection between the devices, further improving the fixing effect between the components, and making the installation more secure. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is an overall diagram of an assembled prefabricated concrete component connection structure proposed by the utility model;

[0018] Figure 2 A connection diagram of a prefabricated concrete component connection structure proposed by the utility model;

[0019] Figure 3 This is a diagram of the lower connecting member structure of an assembled precast concrete member connecting structure proposed by the utility model;

[0020] Figure 4 This is a diagram of the upper connecting member structure of an assembled precast concrete member connecting structure proposed by the utility model;

[0021] Figure 5 This is an internal diagram of an upper connecting member of an assembled precast concrete member connecting structure proposed by the utility model;

[0022] Figure 6 This is an internal diagram of the lower connecting component of an assembled precast concrete component connection structure proposed by the utility model.

[0023] Legend:

[0024] 1. Lower connecting member; 2. Upper connecting member; 3. Feed frame; 4. Upper positioning bolt; 5. Limit mounting plate; 6. Lower positioning bolt; 7. Feed port; 8. Upper positioning notch; 9. Lower positioning notch; 10. Lower casting groove; 11. Limiting groove; 12. Mounting ring groove; 13. Connecting arc plate; 14. Limiting arc plate; 15. Connecting groove; 16. Upper casting groove; 17. Positioning ring groove; 18. Rotating groove; 19. Rotating column. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 The utility model provides an embodiment: an assembled precast concrete component connection structure, including a lower connecting member 1, an upper connecting member 2 is installed at the top of the lower connecting member 1, a plurality of upper positioning slots 8 are opened on the right side of the upper connecting member 2, a plurality of lower positioning slots 9 are opened on the right side of the lower connecting member 1, a limited position mounting plate 5 is fitted on the right side of the lower connecting member 1, the upper positioning slots 8 are threadedly connected to the upper positioning bolts 4, the lower positioning slots 9 are threadedly connected to the lower positioning bolts 6, the bottom end of the upper connecting member 2 is connected to the lower connecting member 1 through a positioning connection assembly, a feed frame 3 is fixedly connected to the front lower part of the upper connecting member 2, a fixed reinforcement assembly is installed on the inner lower side of the upper connecting member 2, the positioning connection assembly includes a rotating column 19 located in the middle of the bottom end of the upper connecting member 2, and the upper connecting member 2 is fixedly connected with a connecting arc plate 13 at the bottom end, and a limiting arc plate 14 is fixedly connected with the bottom end of the connecting arc plate 13. A rotating groove 18 is provided at the middle part of the top end of the lower connecting member 1, and a mounting ring groove 12 is provided at the inner rear side of the lower connecting member 1. A positioning ring groove 17 is provided inside the inner front side of the lower connecting member 1, and a limiting groove 11 is provided at the top end of the positioning ring groove 17. The outer parts of the multiple upper positioning bolts 4 correspond to the upper sides of the limiting mounting piece 5, and the outer parts of the multiple lower positioning bolts 6 correspond to the lower sides of the limiting mounting piece 5. The outer part of the rotating column 19 is rotatably connected to the inside of the rotating groove 18, and the limiting groove 11, the mounting ring groove 12 and the positioning ring groove 17 are connected. The outer parts of the limiting arc plate 14 correspond to the sliding connection to the inside of the positioning ring groove 17 and the mounting ring groove 12, and the outer part of the connecting arc plate 13 is slidably connected to the inside of the limiting groove 11.

[0027] The rotating column 19 at the bottom end of the upper connecting member 2 is inserted into the interior of the rotating groove 18, and the limiting arc plate 14 is nested into the interior of the mounting ring groove 12. At this time, the upper connecting member 2 is rotated. As the upper connecting member 2 rotates, the rotating column 19 rotates inside the rotating groove 18, and the limiting arc plate 14 rotates inside the mounting ring groove 12 toward the interior of the positioning ring groove 17, so that the connecting arc plate 13 slides into the interior of the limiting groove 11. The outer side of the limiting arc plate 14 is larger than the limiting groove 11. When the limiting arc plate 14 is completely fitted into the interior of the positioning ring groove 17, the limiting mounting piece 5 is fitted to the right side of the lower connecting member 1, and the lower positioning bolts 6 are respectively passed through the lower side of the limiting mounting piece 5, and contact with the internal thread of the lower positioning notch 9 to fix it, and the upper positioning bolts 4 are passed through the upper side of the limiting mounting piece 5 and connected with the upper positioning notch 8, so that the device is fixedly installed, the convenience of positioning and installing the device is improved, and the efficiency of assembling the device is accelerated.

[0028] Reference Figure 1 , Figure 2 , Figure 5 and Figure 6 The fixed reinforcement component includes an upper casting groove 16 located at the lower side of the upper connecting member 2, an upper casting groove 16 is opened on the lower side of the upper casting groove 16, a lower casting groove 10 is opened on the outer side of the top end of the lower connecting member 1, a feed port 7 is opened on the front side of the upper connecting member 2, and the upper casting groove 16 and the connecting groove 15 are connected;

[0029] Put the concrete slurry into the feed frame 3, and the concrete slurry will be introduced into the feed port 7 through the feed frame 3, and then enter the upper casting groove 16. The slurry enters the upper casting groove 16 and flows downward through the connecting groove 15 to enter the lower casting groove 10. The slurry fills the lower casting groove 10, and the upper casting groove 16 is filled with slurry. After the slurry filling is completed, wait for the slurry to solidify, thereby improving the stability of the connection between the devices, further improving the fixing effect between the components, and making the installation more secure.

[0030] Working principle: insert the rotating column 19 at the bottom end of the upper connecting member 2 into the rotating groove 18, and insert the limiting arc plate 14 into the mounting ring groove 12. At this time, rotate the upper connecting member 2. As the upper connecting member 2 rotates, the rotating column 19 rotates inside the rotating groove 18, and the limiting arc plate 14 rotates inside the mounting ring groove 12 toward the inside of the positioning ring groove 17, so that the connecting arc plate 13 slides into the inside of the limiting groove 11, and the limiting mounting piece 5 is attached to the right side of the lower connecting member 1. The lower positioning bolts 6 are respectively passed through the lower side of the limiting mounting piece 5, and are fixed with the lower positioning bolts 6. The internal threads of the slot 9 are in contact, thereby fixing it, and the upper positioning bolt 4 is passed through the upper side of the limiting mounting plate 5 and connected with the upper positioning slot 8, so that the device is fixedly installed. At this time, the concrete slurry is put in through the feed frame 3, and the concrete slurry will be introduced into the interior of the feed port 7 through the feed frame 3, thereby entering the interior of the upper casting groove 16. The slurry enters the interior of the upper casting groove 16 and flows downward through the connecting groove 15 to enter the interior of the lower casting groove 10. The slurry fills the lower casting groove 10, and the interior of the upper casting groove 16 is filled with slurry. After the slurry filling is completed, wait for the slurry to solidify.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An assembled precast concrete component connection structure, comprising a lower connecting component (1), characterized in that: The top end of the lower connecting member (1) is installed with an upper connecting member (2), the right side of the upper connecting member (2) is provided with a plurality of upper positioning slots (8), the right side of the lower connecting member (1) is provided with a plurality of lower positioning slots (9), the right side of the lower connecting member (1) is fitted with a limited position mounting plate (5), the interior of the upper positioning slots (8) are all threadedly connected with upper positioning bolts (4), the interior of the lower positioning slots (9) are all threadedly connected with lower positioning bolts (6), the bottom end of the upper connecting member (2) is connected to the lower connecting member (1) through a positioning connection assembly, the front lower part of the upper connecting member (2) is fixedly connected with a feed frame (3), and the lower inner side of the upper connecting member (2) is installed with a fixed reinforcement assembly.

2. The prefabricated concrete component connection structure according to claim 1, characterized in that: The fixing and reinforcing assembly comprises an upper casting groove (16) located at the lower side of the upper connecting member (2), an upper casting groove (16) is provided on the lower side of the upper casting groove (16), a lower casting groove (10) is provided on the outer side of the top end of the lower connecting member (1), and a feed port (7) is provided on the front side of the upper connecting member (2).

3. The prefabricated concrete component connection structure according to claim 1, characterized in that: The positioning connection assembly comprises a rotating column (19) located in the middle of the bottom end of the upper connecting member (2); the bottom end of the upper connecting member (2) is fixedly connected to a connecting arc plate (13); the bottom end of the connecting arc plate (13) is fixedly connected to a limiting arc plate (14); a rotating groove (18) is provided in the middle of the top end of the lower connecting member (1); a mounting ring groove (12) is provided on the inner rear side of the lower connecting member (1); a positioning ring groove (17) is provided on the inner front side of the lower connecting member (1); and a limiting groove (11) is provided at the top end of the positioning ring groove (17).

4. The prefabricated concrete component connection structure according to claim 3, characterized in that: The exteriors of the plurality of upper positioning bolts (4) respectively correspond to the upper sides of the limiting installation plate (5), and the exteriors of the plurality of lower positioning bolts (6) respectively correspond to the lower sides of the limiting installation plate (5).

5. The prefabricated concrete component connection structure according to claim 3, characterized in that: The outer portion of the rotating column (19) is rotatably connected to the inner portion of the rotating groove (18).

6. The prefabricated concrete component connection structure according to claim 3, characterized in that: The limiting groove (11), the mounting ring groove (12) and the positioning ring groove (17) are connected to each other; the outside of the limiting arc plate (14) is slidably connected to the inside of the positioning ring groove (17) and the mounting ring groove (12) respectively; and the outside of the connecting arc plate (13) is slidably connected to the inside of the limiting groove (11).

7. The prefabricated concrete component connection structure according to claim 2, characterized in that: The upper casting groove (16) and the connecting groove (15) are connected.

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