CN219386950U - Light concrete yin-yang corner structure in assembled building - Google Patents

Abstract

The utility model relates to the technical field of assembly type buildings, in particular to a lightweight concrete yin-yang corner structure in an assembly type building. Including two first buckle, two first buckle is articulated mutually, two first buckle all has seted up first recess in the one end that keeps away from each other, sliding installation has the slide in the first recess, two the one end that the slide kept away from each other extends respectively outside corresponding first recess, two the one end that the slide kept away from each other has welded second buckle and third buckle respectively. The beneficial effects of the utility model are as follows: through simple expansion mechanism, can realize the quick regulation to the negative and positive angle structure, can adjust the position of fixed hole site according to the actual installation demand, can effectively alleviate the damage that the bolt fastening brought light concrete, the effectual intensity that improves the structure, and can realize the quick composite connection of a plurality of negative and positive angle structures, can adapt to different concrete negative and positive angles, bring very big facility for building assembly work.

Description

Light concrete yin-yang corner structure in assembled building

Technical Field

The utility model relates to the technical field of assembly type buildings, in particular to a lightweight concrete yin-yang corner structure in an assembly type building.

Background

The prefabricated building is formed by assembling prefabricated components on a construction site, and is divided into five types of block buildings, plate buildings, box type buildings, skeleton plate buildings and rising plate and rising layer buildings according to the form and construction method of the prefabricated components, along with the development of modern industrial technology, a built house can be manufactured in batches and in a complete set like machine production, only the prefabricated house components are assembled on the construction site, a yin and yang angle is one of building structures, the yin and yang angle refers to a concave corner, such as an included angle between the top surface and surrounding walls, the yang angle refers to a convex corner, such as an included angle formed by two walls at a pavement turning position, and as concrete is easy to collide and break, a metal wrap angle structure is generally adopted for improving the strength of the yin and yang angle of the light concrete in the existing prefabricated building.

However, the light concrete yin-yang angle structure is generally integrated in the existing assembly type building, and is inconvenient to adjust, so that the fixed point is inconvenient to adjust according to actual requirements, the light concrete is easy to break, the light concrete is inconvenient to connect and use in a combined mode, and the light concrete is difficult to adapt to yin-yang angles of different types, so that a lot of troubles are brought to the assembly work of the building.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a lightweight concrete yin-yang angle structure in assembled building, solves in the current assembled building lightweight concrete yin-yang angle structure generally for the integral type, is inconvenient for adjust, leads to being inconvenient for according to actual demand adjusts the fixed point, leads to lightweight concrete yin-yang angle to break easily, and is inconvenient for connect the combination and use, hardly adapts to different grade yin-yang angle, has brought a lot of trouble problems for the assembly work of building.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a lightweight concrete negative and positive corner structure in assembled building, includes two first buckle, two first buckle is articulated mutually, two first buckle all has seted up first recess on the one end that keeps away from each other, sliding mounting has the slide in the first recess, two the one end that the slide kept away from each other extends outside corresponding first recess respectively, two the one end that the slide kept away from each other has welded second buckle and third buckle respectively, the second recess has all been seted up to the both sides of slide, sliding mounting has first slider in the second recess, two one side that the first slider kept away from each other extends outside corresponding second recess respectively and welds tooth piece and clamp plate, equal fixed mounting has the rack on the both sides inner wall of first recess, rectangular logical groove has all been seted up on the both sides inner wall of first recess, the tooth piece meshes with corresponding rack, the clamp plate slides and runs through corresponding rectangular logical groove, sliding mounting has first spring in the second recess, two first spring keeps away from each other one end and the corresponding first slider contact of keeping away from each other.

The beneficial effects of the utility model are as follows: through such setting to can realize the quick regulation to negative and positive angle structure, make it can satisfy actual installation demand, and then can effectively alleviate the damage that the bolt fastening brought light concrete, effectual improvement structure's intensity.

In order to facilitate the combined installation and use:

as a further improvement of the above technical scheme: the second buckle plate and the third buckle plate further comprise a third groove and a fourth groove respectively, the second buckle plate is contacted with the corresponding third buckle plate, the third groove is formed in one side, away from the corresponding first buckle plate, of the second buckle plate, the fourth groove is formed in one side, away from the corresponding first buckle plate, of the third buckle plate, two clamping grooves are formed in the inner walls of the two sides of the third groove, two second sliding blocks and second springs are arranged in the fourth groove in a sliding mode, two ends of the second springs are respectively contacted with the corresponding second sliding blocks, two sliding rods are welded on one sides, away from each other, of the second sliding blocks, one ends, away from the second springs, of the sliding rods extend out of the third buckle plate, two third sliding blocks are arranged in the third groove in a sliding mode, the clamping blocks are welded with the corresponding second sliding blocks in the clamping grooves, and the corresponding third sliding blocks are welded in the clamping grooves.

The beneficial effects of this improvement are: through such setting to can realize the quick composite connection of a plurality of negative and positive angle structures fast, can adapt to different concrete negative and positive angles, and then can satisfy the in-service use demand, bring very big facility for building assembly work.

To ensure the strength of the yin-yang corner structure:

as a further improvement of the above technical scheme: the first buckle plate, the second buckle plate and the third buckle plate are all penetrated with bolt holes, and the materials of the first buckle plate, the second buckle plate and the third buckle plate are all stainless steel.

The beneficial effects of this improvement are: by the arrangement, the structure can be firmer and slightly higher.

To prevent the slide plate from sliding out of the first groove:

as a further improvement of the above technical scheme: two sliding grooves are formed in the inner wall of the top of the first groove, limiting blocks are slidably mounted in the sliding grooves, and the limiting blocks are welded with the tops of the corresponding sliding plates.

The beneficial effects of this improvement are: through setting up spout and stopper to can the effective control slide plate's sliding distance.

To prevent the first slider from coming out of the second groove:

as a further improvement of the above technical scheme: the first sliding block is penetrated with a first round hole, a first limiting rod is fixedly installed in the second groove, the first limiting rod penetrates through the corresponding first round hole in a sliding mode, and the first spring is sleeved on the first limiting rod in a sliding mode.

The beneficial effects of this improvement are: through setting up first round hole and first gag lever post to can carry out spacingly to first slider, prevent that it from sliding out outside the second recess.

In order to make the second slider slide more smoothly:

as a further improvement of the above technical scheme: the second sliding block is penetrated with a second round hole, a second limiting rod is fixedly arranged in the fourth groove, the second limiting rod penetrates through the second round hole in a sliding mode, and the second spring is sleeved on the second limiting rod in a sliding mode.

The beneficial effects of this improvement are: through setting up second round hole and second gag lever post to can realize the spacing to the second slider, make its slip more smooth and easy.

In order to make the sliding bar slide more stable:

as a further improvement of the above technical scheme: two third round holes are formed in the inner walls of the two sides of the fourth groove in a penetrating mode, the sliding rods penetrate through the third round holes in a sliding mode, and the same pressing rod is welded on the two sliding rods located on the same side of the third buckle plate.

The beneficial effects of this improvement are: through setting up the third round hole to can make the slide bar slide more stable, set up the depression bar and can make the pressure to the slide bar more laborsaving.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

figure 2 is a schematic side cross-sectional view of the first buckle plate of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;

FIG. 4 is a schematic view of a three-dimensional assembly structure of a first slider, a tooth block and a first platen according to the present utility model;

FIG. 5 is a schematic view showing the combination of the second buckle plate and the third buckle plate according to the present utility model;

fig. 6 is an enlarged schematic view of the portion B of fig. 1 according to the present utility model.

In the figure: 1. a first buckle plate; 2. a first groove; 3. a slide plate; 4. a second buckle plate; 5. a third buckle plate; 6. a second groove; 7. a first slider; 8. a rack; 9. tooth blocks; 10. rectangular through grooves; 11. a pressing plate; 12. a first spring; 13. a third groove; 14. a fourth groove; 15. a clamping groove; 16. a second slider; 17. a second spring; 18. a slide bar; 19. a third slider; 20. a clamping block; 21. bolt holes.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

Example 1:

as shown in fig. 1-4, a lightweight concrete inside and outside corner structure in assembled building, including two first buckle plates 1, two first buckle plates 1 are articulated mutually, two first buckle plates 1 keep away from each other's one end has all offered first recess 2, sliding installation has slide plate 3 in first recess 2, two slide plate 3 keep away from each other's one end extends respectively outside corresponding first recess 2, two slide plate 3 keep away from each other's one end respectively welded with second buckle plate 4 and third buckle plate 5, second recess 6 has all been offered to slide plate 3's both sides, sliding installation has first slider 7 in second recess 6, two first slider 7 keep away from each other one side extends respectively outside corresponding second recess 6 and welded with tooth piece 9 and clamp plate 11, all fixed mounting has rack 8 on the both sides inner wall of first recess 2, rectangular through groove 10 has all been offered on the both sides inner wall of first recess 2, tooth piece 9 meshes with corresponding rack 8, rectangular clamp plate 11 slides corresponding through groove 10, two corresponding first slider 12 are kept away from each other with first slider 12.

Example 2:

as shown in fig. 1, fig. 5 and fig. 6, as a further optimization of the above embodiment, a lightweight concrete inside and outside corner structure in an assembled building includes two first buckle plates 1, two first buckle plates 1 are hinged, two first buckle plates 1 are provided with first grooves 2 at the ends far away from each other, sliding plates 3 are slidably mounted in the first grooves 2, two sliding plates 3 are provided with rectangular through grooves 10 at the inner walls of the two sides of the first grooves 2, two sliding plates 3 are welded with second buckle plates 4 and third buckle plates 5 at the ends far away from each other, two second grooves 6 are provided at the two sides of the sliding plates 3, first sliding blocks 7 are slidably mounted in the second grooves 6, two first sliding blocks 7 are provided with tooth blocks 9 and pressing plates 11 at the outer sides of the corresponding second grooves 6, racks 8 are fixedly mounted on the inner walls of the two sides of the first grooves 2, rectangular through grooves 10 are provided with rectangular through grooves 10 at the inner walls of the two sides of the first grooves 2, the corresponding tooth blocks 9 are engaged with the corresponding sliding plates 11, and the first sliding plates 12 are provided with corresponding sliding grooves 12 at the two sides of the first sliding plates 12. The second buckle plate 4 and the third buckle plate 5 further respectively comprise a third groove 13 and a fourth groove 14, the second buckle plate 4 is in contact with the corresponding third buckle plate 5, the third groove 13 is formed in one side, away from the corresponding first buckle plate 1, of the second buckle plate 4, the fourth groove 14 is formed in one side, away from the corresponding first buckle plate 1, of the third buckle plate 5, two clamping grooves 15 are formed in the inner walls of two sides of the third groove 13, two second sliding blocks 16 and second springs 17 are slidably mounted in the fourth groove 14, two ends of each second spring 17 are respectively in contact with the corresponding second sliding blocks 16, two sliding rods 18 are welded on one sides, away from each other, of the two second sliding blocks 16, one ends, away from each other, of each sliding rod 18, are extended out of the corresponding first buckle plate 5, two third sliding blocks 19 are arranged in the third groove 13, the corresponding second sliding blocks 16 are welded with the corresponding third sliding blocks 19, two second sliding blocks 16 are slidably mounted in the clamping grooves 15, and two sliding blocks 20 are welded with the corresponding third sliding blocks 19.

Example 3:

as shown in fig. 1, as a further optimization of the above embodiment, a lightweight concrete inside and outside corner structure in an assembled building includes two first buckle plates 1, two first buckle plates 1 are hinged, two first buckle plates 1 are far away from each other and are provided with first grooves 2, sliding plates 3 are slidably mounted in the first grooves 2, two sliding plates 3 are far away from each other and are respectively extended to the outside of corresponding first grooves 2, two sliding plates 3 are far away from each other and are respectively welded with second buckle plates 4 and third buckle plates 5, two sides of sliding plates 3 are respectively provided with second grooves 6, first sliding blocks 7 are slidably mounted in the second grooves 6, two sides of the first sliding blocks 7 are respectively extended to the outside of corresponding second grooves 6 and are welded with tooth blocks 9 and pressing plates 11, rectangular through grooves 10 are respectively formed in the inner walls of two sides of the first grooves 2, the tooth blocks 9 are respectively meshed with corresponding rectangular pressing plates 8, and the corresponding first sliding plates 12 are correspondingly extended to the outside of corresponding second grooves 6, and the first sliding plates 12 are respectively contacted with the first sliding plates 12, and the first sliding plates are respectively contacted with the first sliding plates 12 and the first sliding plates are contacted with the first sliding plates 12. Bolt holes 21 are formed in the first buckle plate 1, the second buckle plate 4 and the third buckle plate 5 in a penetrating mode, and the first buckle plate 1, the second buckle plate 4 and the third buckle plate 5 are made of stainless steel.

Example 4:

as shown in fig. 2, as a further optimization of the above embodiment, a lightweight concrete inside and outside corner structure in an assembled building includes two first buckle plates 1, two first buckle plates 1 are hinged, two first buckle plates 1 are far away from each other and are provided with first grooves 2, sliding plates 3 are slidably mounted in the first grooves 2, two sliding plates 3 are far away from each other and are respectively extended to the outside of corresponding first grooves 2, two sliding plates 3 are far away from each other and are respectively welded with second buckle plates 4 and third buckle plates 5, two sides of sliding plates 3 are respectively provided with second grooves 6, first sliding blocks 7 are slidably mounted in the second grooves 6, two sides of the first sliding blocks 7 are respectively extended to the outside of corresponding second grooves 6 and are welded with tooth blocks 9 and pressing plates 11, rectangular through grooves 10 are respectively formed in the inner walls of two sides of the first grooves 2, the tooth blocks 9 are respectively engaged with corresponding rectangular pressing plates 8, and the corresponding first sliding plates 12 are correspondingly extended to the outside of corresponding second grooves 6, and are respectively contacted with first sliding plates 12, and the corresponding first sliding plates 12 are respectively extended to the first sliding plates 12, and the first sliding plates are contacted with the first sliding plates 12. Two sliding grooves are formed in the inner wall of the top of the first groove 2, limiting blocks are slidably mounted in the sliding grooves, and the limiting blocks are welded with the tops of the corresponding sliding plates 3.

Example 5:

as shown in fig. 2, as a further optimization of the above embodiment, a lightweight concrete inside and outside corner structure in an assembled building includes two first buckle plates 1, two first buckle plates 1 are hinged, two first buckle plates 1 are far away from each other and are provided with first grooves 2, sliding plates 3 are slidably mounted in the first grooves 2, two sliding plates 3 are far away from each other and are respectively extended to the outside of corresponding first grooves 2, two sliding plates 3 are far away from each other and are respectively welded with second buckle plates 4 and third buckle plates 5, two sides of sliding plates 3 are respectively provided with second grooves 6, first sliding blocks 7 are slidably mounted in the second grooves 6, two sides of the first sliding blocks 7 are respectively extended to the outside of corresponding second grooves 6 and are welded with tooth blocks 9 and pressing plates 11, rectangular through grooves 10 are respectively formed in the inner walls of two sides of the first grooves 2, the tooth blocks 9 are respectively engaged with corresponding rectangular pressing plates 8, and the corresponding first sliding plates 12 are correspondingly extended to the outside of corresponding second grooves 6, and are respectively contacted with first sliding plates 12, and the corresponding first sliding plates 12 are respectively extended to the first sliding plates 12, and the first sliding plates are contacted with the first sliding plates 12. The first sliding block 7 is provided with a first round hole in a penetrating mode, a first limiting rod is fixedly installed in the second groove 6 and penetrates through the corresponding first round hole in a sliding mode, and the first spring 12 is arranged on the first limiting rod in a sliding mode in a sleeved mode.

Example 6:

as shown in fig. 5, as a further optimization of the above embodiment, a lightweight concrete inside and outside corner structure in an assembled building includes two first buckle plates 1, two first buckle plates 1 are hinged, two first buckle plates 1 are far away from each other and are provided with first grooves 2, sliding plates 3 are slidably mounted in the first grooves 2, two sliding plates 3 are far away from each other and are respectively extended to the outside of corresponding first grooves 2, two sliding plates 3 are far away from each other and are respectively welded with second buckle plates 4 and third buckle plates 5, two sides of sliding plates 3 are respectively provided with second grooves 6, first sliding blocks 7 are slidably mounted in the second grooves 6, two sides of the first sliding blocks 7 are respectively extended to the outside of corresponding second grooves 6 and are welded with tooth blocks 9 and pressing plates 11, rectangular through grooves 10 are respectively formed in the inner walls of two sides of the first grooves 2, the tooth blocks 9 are respectively engaged with corresponding rectangular pressing plates 8, and the corresponding first sliding plates 12 are correspondingly extended to the outside of corresponding second grooves 6, and are respectively contacted with first sliding plates 12, and the corresponding first sliding plates 12 are respectively extended to the first sliding plates 12, and the first sliding plates are contacted with the first sliding plates 12. The second buckle plate 4 and the third buckle plate 5 further respectively comprise a third groove 13 and a fourth groove 14, the second buckle plate 4 is in contact with the corresponding third buckle plate 5, the third groove 13 is formed in one side, away from the corresponding first buckle plate 1, of the second buckle plate 4, the fourth groove 14 is formed in one side, away from the corresponding first buckle plate 1, of the third buckle plate 5, two clamping grooves 15 are formed in the inner walls of two sides of the third groove 13, two second sliding blocks 16 and second springs 17 are slidably mounted in the fourth groove 14, two ends of each second spring 17 are respectively in contact with the corresponding second sliding blocks 16, two sliding rods 18 are welded on one sides, away from each other, of the two second sliding blocks 16, one ends, away from each other, of each sliding rod 18, are extended out of the corresponding first buckle plate 5, two third sliding blocks 19 are arranged in the third groove 13, the corresponding second sliding blocks 16 are welded with the corresponding third sliding blocks 19, two second sliding blocks 16 are slidably mounted in the clamping grooves 15, and two sliding blocks 20 are welded with the corresponding third sliding blocks 19. The second slider 16 is provided with a second round hole in a penetrating manner, a second limiting rod is fixedly installed in the fourth groove 14 and penetrates through the second round hole in a sliding manner, and the second spring 17 is sleeved on the second limiting rod in a sliding manner.

Example 7:

as shown in fig. 5-6, as a further optimization of the above embodiment, a lightweight concrete inside-outside corner structure in an assembled building includes two first buckle plates 1, two first buckle plates 1 are hinged, one ends of the first buckle plates 1, which are far away from each other, are all provided with first grooves 2, sliding plates 3 are slidably mounted in the first grooves 2, one ends of the two sliding plates 3, which are far away from each other, are respectively extended to the outside of the corresponding first grooves 2, two ends of the sliding plates 3, which are far away from each other, are respectively welded with second buckle plates 4 and third buckle plates 5, two sides of the sliding plates 3 are respectively provided with second grooves 6, first sliding blocks 7 are slidably mounted in the second grooves 6, two sides of the first sliding blocks 7, which are far away from each other, are respectively extended to the outside of the corresponding second grooves 6, are welded with tooth blocks 9 and pressing plates 11, racks 8 are fixedly mounted on inner walls of two sides of the first grooves 2, rectangular through grooves 10 are respectively provided on inner walls of two sides of the first grooves 2, the tooth blocks 9 are respectively meshed with the corresponding first sliding plates 12, and one ends of the first sliding plates 12, which are correspondingly extended to the first sliding plates 12, which are respectively contacted with the first sliding plates 12, and the corresponding first sliding plates are contacted with the first sliding plates 12. The second buckle plate 4 and the third buckle plate 5 further respectively comprise a third groove 13 and a fourth groove 14, the second buckle plate 4 is in contact with the corresponding third buckle plate 5, the third groove 13 is formed in one side, away from the corresponding first buckle plate 1, of the second buckle plate 4, the fourth groove 14 is formed in one side, away from the corresponding first buckle plate 1, of the third buckle plate 5, two clamping grooves 15 are formed in the inner walls of two sides of the third groove 13, two second sliding blocks 16 and second springs 17 are slidably mounted in the fourth groove 14, two ends of each second spring 17 are respectively in contact with the corresponding second sliding blocks 16, two sliding rods 18 are welded on one sides, away from each other, of the two second sliding blocks 16, one ends, away from each other, of each sliding rod 18, are extended out of the corresponding first buckle plate 5, two third sliding blocks 19 are arranged in the third groove 13, the corresponding second sliding blocks 16 are welded with the corresponding third sliding blocks 19, two second sliding blocks 16 are slidably mounted in the clamping grooves 15, and two sliding blocks 20 are welded with the corresponding third sliding blocks 19. Two third round holes are formed in the inner walls of the two sides of the fourth groove 14 in a penetrating mode, the sliding rods 18 penetrate through the third round holes in a sliding mode, and the same pressing rod is welded on the two sliding rods 18 located on the same side of the third buckle plate 5.

The working principle of the utility model is as follows: when the positions of the bolt holes 21 on the second buckle plate 4 and the third buckle plate 5 on the internal and external corners need to be adjusted, the two pressing plates 11 on the first buckle plate 1 are pressed firstly, so that the pressing plates 11 slide into the corresponding rectangular through grooves 10, the first sliding blocks 7 are pushed to slide into the second grooves 6, meanwhile, the first sliding blocks 7 drive the tooth blocks 9 to separate from the corresponding racks 8, so that the first springs 12 are compressed, the fixation of the sliding plates 3 is released, then the second buckle plate 4 is pulled, so that the sliding plates 3 are driven to slide out of the corresponding first grooves 2, the positions of the bolt holes 21 on the second buckle plate 4 on the internal and external corners are adjusted, the pressing plates 11 are released, the first springs 12 are popped up, so that the sliding plates 3 are re-fixed, then the positions of the third buckle plate 5 are adjusted according to the method, through the arrangement, the quick adjustment of the internal and external corner structures can be realized, and the actual installation requirements can be met, the damage to the lightweight concrete caused by bolt fixation can be effectively relieved, the strength of the structure is effectively improved, when a plurality of internal and external corner structures are required to be combined for use, the second buckle plate 4 is contacted with the corresponding third buckle plate 5, two compression bars are pressed, the sliding bar 18 slides into the fourth groove 14, the two second sliding blocks 16 are pushed to slide in the fourth groove 14 and approach each other, meanwhile, the second springs 17 are compressed, the two third sliding blocks 19 are driven to approach each other, then the two third sliding blocks 19 are slidably inserted into the corresponding third grooves 13, the compression bars are released, the second springs 17 are popped up, the two second sliding blocks 16 are slidably moved away from each other, the two third sliding blocks 19 are driven to slidably move away from each other in the third grooves 13, the clamping blocks 20 are driven to slidably insert into the corresponding clamping grooves 15, the second buckle plate 4 and the third buckle plate 5 are connected and fixed, then other second buckle plates 4 and third buckle plates 5 are combined according to the mode, and through the arrangement, the rapid combination connection of a plurality of yin-yang angle structures can be rapidly realized, different concrete yin-yang angles can be adapted, and then the actual use requirements can be met, and great convenience is brought to building assembly work.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and there is no limit to the specific structure provided by the utility model, and it will be apparent to those skilled in the art that modifications, adaptations or variations can be made without departing from the principles of the utility model, and the above-described features may be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims (7)

1. Light concrete yin-yang angle structure in assembled building, including two first buckle (1), its characterized in that: the two first buckle plates (1) are hinged, the two first buckle plates (1) are far away from each other, the first grooves (2) are formed in one ends of the first buckle plates (1) which are far away from each other, the sliding plates (3) are arranged in the first grooves (2) in a sliding mode, the two ends of the sliding plates (3) which are far away from each other are respectively extended out of the corresponding first grooves (2), the two ends of the sliding plates (3) which are far away from each other are respectively welded with the second buckle plates (4) and the third buckle plates (5), the second grooves (6) are formed in two sides of the sliding plates (3), the first sliding blocks (7) are arranged in the second grooves (6) in a sliding mode, one sides of the first sliding blocks (7) which are far away from each other are respectively extended out of the corresponding second grooves (6) and are welded with the toothed blocks (9) and the pressing plates (11), rectangular through grooves (10) are formed in the inner walls of two sides of the first grooves (2) respectively, the rectangular through grooves (9) are respectively welded with the toothed bars (8) which are respectively arranged on the inner walls of two sides of the first grooves (2), the two sides of the first sliding blocks (3) are correspondingly meshed with the first sliding blocks (12), and the first sliding blocks (12) which are far away from each other.

2. The lightweight concrete female and male corner structure in a fabricated building according to claim 1, wherein: the utility model discloses a welding fixture for the electric car, including first buckle (1), second buckle (4) and third buckle (5) still include third recess (13) and fourth recess (14) respectively, second buckle (4) and corresponding third buckle (5) contact, third recess (13) are seted up in one side that first buckle (1) that corresponds was kept away from to second buckle (4), one side that first buckle (1) that corresponds was kept away from to third buckle (5) is seted up in fourth recess (14), two draw-in grooves (15) have all been seted up on the both sides inner wall of third recess (13), sliding mounting has two second sliders (16) and second spring (17) in fourth recess (14), the both ends of second spring (17) respectively with corresponding second slider (16) contact, two sliding rod (18) have all been welded in one side that second slider (16) kept away from each other, one end that second spring (17) was kept away from to third buckle (5), sliding rod (13) are kept away from outside third recess (19) sliding rod (19) have two corresponding slider (19), sliding block (19) are welded with third slider (19).

3. The lightweight concrete female and male corner structure in a fabricated building according to claim 1, wherein: bolt holes (21) are formed in the first buckle plate (1), the second buckle plate (4) and the third buckle plate (5) in a penetrating mode, and the first buckle plate (1), the second buckle plate (4) and the third buckle plate (5) are made of stainless steel.

4. The lightweight concrete female and male corner structure in a fabricated building according to claim 1, wherein: two sliding grooves are formed in the inner wall of the top of the first groove (2), limiting blocks are slidably mounted in the sliding grooves, and the limiting blocks are welded with the tops of the corresponding sliding plates (3).

5. The lightweight concrete female and male corner structure in a fabricated building according to claim 1, wherein: the first sliding block (7) is penetrated with a first round hole, a first limiting rod is fixedly installed in the second groove (6), the first limiting rod penetrates through the corresponding first round hole in a sliding mode, and the first spring (12) is arranged on the first limiting rod in a sliding mode in a sleeved mode.

6. A lightweight concrete female and male corner structure in fabricated buildings as claimed in claim 2, wherein: the second sliding block (16) is penetrated with a second round hole, a second limiting rod is fixedly arranged in the fourth groove (14), the second limiting rod penetrates through the second round hole in a sliding mode, and the second spring (17) is sleeved on the second limiting rod in a sliding mode.

7. A lightweight concrete female and male corner structure in fabricated buildings as claimed in claim 2, wherein: two third round holes are formed in the inner walls of the two sides of the fourth groove (14) in a penetrating mode, the sliding rods (18) penetrate through the third round holes in a sliding mode, and the same pressing rod is welded on the two sliding rods (18) located on the same side of the third buckle plate (5).