CN221089404U - Concrete 3D printing equipment with microwave maintenance function - Google Patents

Abstract

The utility model belongs to the technical field of concrete 3D printing, in particular to concrete 3D printing equipment with a microwave curing function, which aims at the problems that the existing printed concrete is dried by means of microwave heating only, the heating effect is slow, the microwave heating is performed by heating and drying from inside to outside, and the drying effect is slow. The utility model has simple structure, the surface of the concrete is dried and heated through the plurality of air outlets, the heating can be carried out by adopting a microwave and outside drying mode at the same time, the drying effect is improved, and the arranged dustproof net can be convenient to disassemble, assemble and clean.

Description

Concrete 3D printing equipment with microwave maintenance function

Technical Field

The utility model relates to the technical field of concrete 3D printing, in particular to concrete 3D printing equipment with a microwave curing function.

Background

Concrete is the building material with the largest usage amount and the widest range in the current generation of buildings, has 200 years history of development, becomes the building engineering material with huge usage amount in the current generation of society, and has huge contribution to the building engineering. The emerging 3D printing concrete combined with the 3D printing technology and the construction technology thereof become a great innovation in the field of construction, the traditional concrete field construction is generally constructed by adopting a mould construction method, and the traditional curing mode is adopted for the later curing of the concrete. The construction method is to erect a form according to the external dimensions of a concrete member before casting the concrete, and then cast the concrete into the form and vibrate the concrete, so that the concrete forms the desired member dimensions under the constraint of the form. Along with the progress of the hydration reaction of the concrete in the template, the strength of the concrete is continuously improved along with the time, and when the concrete reaches a certain strength, the template can be removed to obtain a concrete member with higher surface flatness. Retrieved, publication (bulletin) number: CN207724527U relates to a concrete 3D printing device with microwave curing function, comprising: the concrete printing module is used for realizing 3D printing of concrete, and the concrete printing module comprises a printing nozzle, a first mechanical arm, a first base, a first positioner and a feeding mechanism, wherein the printing nozzle is connected to the first mechanical arm, the first mechanical arm is arranged on the first base, the first positioner is connected with the first base and is driven to move, the feeding mechanism is connected with the printing nozzle, and the first mechanical arm, the first positioner and the feeding mechanism are all connected with the controller. The feeding mechanism comprises a feeding box, a feeding pump and a feeding pipeline which are sequentially connected, and the feeding pipeline is connected with the printing spray head; the microwave curing module moves synchronously with the concrete printing module and is used for realizing microwave curing on the 3D printed concrete; the microwave curing module comprises a microwave generator, a second mechanical arm, a second base and a second positioner, wherein the microwave generator is connected to the second mechanical arm, the second mechanical arm is arranged on the second base, the second positioner is connected with the second base and drives the second mechanical arm and the second positioner to move, the second mechanical arm and the second positioner are both connected with a controller, the controller is respectively connected with the concrete printing module and the microwave curing module and is used for providing working instructions, the controller controls the microwave curing module to move along with the movement of a printing nozzle of the concrete printing module and the microwave curing module to cooperatively work, the novel printing concrete is efficiently cured, the 3D printing concrete is cured in a microwave heating mode, the hydration process of the concrete is rapidly improved, the setting time of the printing concrete is shortened, the early strength of the concrete is rapidly improved, and the collapse of the printing concrete is avoided.

The existing printed concrete is dried by simply relying on microwave heating, the heating effect is slow, and the microwave heating is to heat and dry from inside to outside, so that the drying effect is slow.

Disclosure of Invention

The utility model aims to solve the defects that the existing printed concrete is dried by means of microwave heating only, the heating effect is slow, the microwave heating is performed by heating from inside to outside, and the drying effect is slow, and provides concrete 3D printing equipment with a microwave curing function.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a concrete 3D printing apparatus with microwave maintenance function, including printing shower nozzle, feeding mechanism, the arm, fixed box and microwave generator, arm and fixed box fixed connection, microwave generator sets up the front side at fixed box, be provided with resistance heating wire in the fixed box, be provided with two fans in the fixed box, be provided with same stiffening rod between two fans, the front side of fixed box is provided with a plurality of gas outlets, a plurality of gas outlets are arranged in the right side of fixed box in the annular, the inlet port has been seted up in the left side of fixed box, the outside of inlet port is provided with dustproof mechanism, dustproof mechanism is connected with the stiffening rod.

Preferably, the dustproof mechanism comprises a dustproof plate, two air holes are formed in the dustproof plate, dustproof nets are arranged in the two air holes, and a handle is fixedly arranged on the outer side of the dustproof plate.

Preferably, the reinforcing rod is provided with a connecting groove, the inner side of the dust-proof plate is fixedly provided with a connecting rod, and the connecting rod is movably connected with the connecting groove.

Preferably, elastic grooves are formed in the inner wall of the top and the inner wall of the bottom of the connecting groove, elastic blocks are slidably mounted in the two elastic grooves, trapezoidal blocks are fixedly mounted on the two elastic blocks, trapezoidal grooves are formed in the top and the bottom of the connecting rod, and the trapezoidal blocks are connected with the corresponding trapezoidal grooves in a clamping mode.

Preferably, the spring is fixedly arranged on the elastic block, and the spring is fixedly arranged on the inner wall of the elastic groove.

Compared with the prior art, the utility model has the advantages that:

according to the scheme, the concrete can be heated by microwaves through the microwave generator, the two fans and the resistance heating wire are started, the resistance heating wire can convert electric energy into heat energy, the fans suck external air into the fixed box, external dust is filtered through the dustproof net, air flow enters the fixed box to heat, then the surface of the concrete is dried and heated through the air outlets, and the concrete can be heated in a microwave and outside drying mode at the same time, so that the drying effect is improved;

According to the scheme, the handle is pulled to drive the dust-proof plate to move, the dust-proof plate drives the connecting rod to move, the trapezoidal block leaves the trapezoidal groove, the dust-proof plate can be conveniently detached and cleaned, the connecting rod is reinstalled, the connecting rod is inserted into the connecting groove, the elastic force is provided for the elastic block through the spring, the elastic block drives the trapezoidal block to enter the trapezoidal groove, the connecting rod can be fixed, and the dust-proof plate can be installed and used continuously;

The utility model has simple structure, the surface of the concrete is dried and heated through the plurality of air outlets, the heating can be carried out by adopting a microwave and outside drying mode at the same time, the drying effect is improved, and the arranged dustproof net can be convenient to disassemble, assemble and clean.

Drawings

Fig. 1 is a schematic structural diagram of a concrete 3D printing device with a microwave curing function according to the present utility model;

Fig. 2 is a schematic diagram of a part a structure of a concrete 3D printing device with a microwave curing function according to the present utility model;

fig. 3 is a schematic perspective view of a dust guard, a handle and two dust screens according to the present utility model.

In the figure: 1. printing a spray head; 2. a feeding mechanism; 3. a mechanical arm; 4. a fixed box; 5. a microwave generator; 6. an arc-shaped plate; 7. an air outlet; 8. a resistance heating wire; 9. a fan; 10. a reinforcing rod; 11. a connecting rod; 12. a dust-proof plate; 13. a handle; 14. air holes; 15. a dust screen; 16. an air inlet hole; 17. a connecting groove; 18. a spring; 19. a spring block; 20. a trapezoid block; 21. an elastic groove; 22. a trapezoid groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-3, a concrete 3D printing apparatus with microwave curing function, including printing shower nozzle 1, feeding mechanism 2, arm 3, fixed box 4 and microwave generator 5, arm 3 and fixed box 4 fixed connection, microwave generator 5 sets up the front side at fixed box 4, be provided with resistance heating wire 8 in the fixed box 4, be provided with two fans 9 in the fixed box 4, be provided with same stiffening rod 10 between two fans 9, the front side of fixed box 4 is provided with a plurality of gas outlets 7, a plurality of gas outlets 7 are arranged in the right side of fixed box 4 in the annular, inlet port 16 has been seted up to the left side of fixed box 4, the outside of inlet port 16 is provided with dustproof mechanism, dustproof mechanism is connected with stiffening rod 10.

In the embodiment, the dustproof mechanism comprises a dustproof plate 12, two air holes 14 are formed in the dustproof plate 12, a dustproof net 15 is arranged in each of the two air holes 14, and a handle 13 is fixedly arranged on the outer side of the dustproof plate 12; the dust screen 15 is provided to filter dust from the outside.

In this embodiment, a connecting groove 17 is formed on the reinforcing rod 10, a connecting rod 11 is fixedly mounted on the inner side of the dust-proof plate 12, the connecting rod 11 is movably connected with the connecting groove 17, elastic grooves 21 are formed on the inner wall of the top and the inner wall of the bottom of the connecting groove 17, elastic blocks 19 are slidably mounted in the two elastic grooves 21, trapezoidal blocks 20 are fixedly mounted on the two elastic blocks 19, trapezoidal grooves 22 are formed on the top and the bottom of the connecting rod 11, the trapezoidal blocks 20 are clamped with the corresponding trapezoidal grooves 22, springs 18 are fixedly mounted on the elastic blocks 19, and the springs 18 are fixedly mounted on the inner walls of the elastic grooves 21; the connecting rod 11 is inserted into the connecting groove 17, and the spring 18 provides elasticity for the elastic block 19, so that the elastic block 19 drives the trapezoid block 20 to enter the trapezoid groove 22, and the connecting rod 11 can be fixed.

When the novel concrete drying device is used, the power supply and the control switch are switched on, the feeding mechanism 2 feeds the printing spray head 1, the mechanical arm 3 adjusts the position of the fixing box 4, the microwave generator 5 is utilized to heat concrete, meanwhile, the two fans 9 and the resistance heating wire 8 are started, the resistance heating wire 8 can convert electric energy into heat energy, the fans 9 suck external air into the fixing box 4, dust outside is filtered through the dustproof net 15, air flows into the fixing box 4 to heat, then the surfaces of the concrete are dried and heated through the air outlets 7, microwaves and outside drying modes can be adopted to heat the surfaces simultaneously, the drying effect is improved, the dust-proof plate 12 is driven by the pulling handle 13 to move by the dust-proof plate 12, the trapezoidal block 20 leaves the trapezoidal groove 22, the dust-proof plate 12 can be conveniently detached and cleaned, the dust-proof plate 12 is reinstalled, the connecting rod 11 is inserted into the connecting groove 17, the elastic block 19 is provided with elasticity through the spring 18, the trapezoidal block 19 is driven by the elastic block 19 to enter the trapezoidal groove 22, the connecting rod 11 is fixed, and the dust-proof plate 12 can be installed and continuously used.

Example two

The second embodiment differs from the first embodiment in that: the right inner wall of the fixed box 4 is fixedly provided with an arc-shaped plate 6, the arc-shaped plate 6 is positioned at the center of the fixed box 4, the arc-shaped plate 6 is used for guiding air flow, so that the air flow is uniformly dispersed to the positions of a plurality of air outlets 7.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a concrete 3D printing apparatus with microwave maintenance function, includes prints shower nozzle (1), feeding mechanism (2), arm (3), fixed box (4) and microwave generator (5), arm (3) and fixed box (4) fixed connection, microwave generator (5) set up the front side at fixed box (4), its characterized in that, be provided with resistance heating wire (8) in fixed box (4), be provided with two fans (9) in fixed box (4), be provided with same stiffening rod (10) between two fans (9), the front side of fixed box (4) is provided with a plurality of gas outlet (7), a plurality of gas outlet (7) are annular to be arranged on the right side of fixed box (4), and inlet port (16) have been seted up in the left side of fixed box (4), and the outside of inlet port (16) is provided with dustproof mechanism, and dustproof mechanism is connected with stiffening rod (10).

2. The concrete 3D printing device with the microwave curing function according to claim 1, wherein the dustproof mechanism comprises a dustproof plate (12), two air holes (14) are formed in the dustproof plate (12), and dustproof nets (15) are arranged in the two air holes (14).

3. A concrete 3D printing device with microwave curing function according to claim 2, characterized in that the outer side of the dust guard (12) is fixedly provided with a handle (13).

4. The concrete 3D printing equipment with the microwave curing function according to claim 1, wherein the reinforcing rod (10) is provided with a connecting groove (17), the inner side of the dust-proof plate (12) is fixedly provided with a connecting rod (11), and the connecting rod (11) is movably connected with the connecting groove (17).

5. The concrete 3D printing equipment with the microwave curing function according to claim 4, wherein elastic grooves (21) are formed in the inner wall of the top and the inner wall of the bottom of the connecting groove (17), elastic blocks (19) are slidably mounted in the two elastic grooves (21), trapezoidal blocks (20) are fixedly mounted on the two elastic blocks (19), trapezoidal grooves (22) are formed in the top and the bottom of the connecting rod (11), and the trapezoidal blocks (20) are clamped with the corresponding trapezoidal grooves (22).

6. The concrete 3D printing equipment with the microwave curing function according to claim 5, wherein a spring (18) is fixedly arranged on the elastic block (19), and the spring (18) is fixedly arranged with the inner wall of the elastic groove (21).