Fabricated building truss

Abstract

The utility model discloses a fabricated building truss, relates to the technical field of building trusses, and solves the problems that the construction efficiency is low and diversified requirements of different building projects cannot be well met due to the fact that the mounting process is relatively complicated. An assembly type building truss comprises a mounting frame and a truss body. The mounting frame is of a rectangular frame structure, four sets of rectangular groove structures are formed in the rear side of the mounting frame in a rectangular array shape, and through type screw hole structures are formed in rectangular grooves in the rear side of the mounting frame. Four sets of clamping blocks of rectangular block structures are fixedly arranged on the front side of the mounting frame in a rectangular array shape, the clamping blocks are matched with the rectangular grooves in the rear side of the mounting frame in size, and penetrating type screw hole structures are formed in the tops of the clamping blocks. A mounting bolt is arranged in the rectangular groove in the rear side of the mounting frame in a threaded fit manner; and the splicing of a plurality of mounting frames can be quickly completed to form a required truss frame structure, so that the labor and time cost is effectively saved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to building truss technical field, more specifically, especially relate to a prefabricated building truss. BACKGROUND

[0002] In the field of construction, prefabricated building is gradually becoming the mainstream trend of modern building development with its construction efficiency, stable quality, energy saving and environmental protection and other significant advantages, among the many structural components of prefabricated building, truss as a kind of key bearing structure is widely used in various construction engineering, and provides stable support for building.

[0003] The current building truss still has the following shortcomings:

[0004] 1, the installation process is relatively complex, the connection mode between parts is not convenient enough, which leads to low construction efficiency, increases the labor and time cost, it is difficult to quickly adjust the length and structure of the truss according to the actual construction demand, and the truss cannot well adapt to the diversification requirements of different building projects.

[0005] 2, in the long-term use process of building, the deformation settlement problem of truss connection is not easy to be detected in time, if it cannot be found and handled in time, it may cause serious safety accidents, which brings great hidden danger to the safe use of building. UTILITY MODEL CONTENTS

[0006] In order to solve the above technical problems, the utility model provides a prefabricated building truss to solve the problems of complex installation process, low construction efficiency and poor adaptability to the diversification requirements of different building projects in the above background technology.

[0007] The purpose and effect of the prefabricated building truss are achieved by the following specific technical means:

[0008] A prefabricated building truss, comprising: a mounting frame; the mounting frame adopts a rectangular frame structure, and four groups of rectangular groove structures are arranged on the rear side of the mounting frame in a rectangular array, and a through screw hole structure is arranged on the rectangular groove of the rear side of the mounting frame; four groups of rectangular block structures are arranged on the front side of the mounting frame in a rectangular array, and the size of the clamping block is matched with the size of the rectangular groove on the rear side of the mounting frame, and a through screw hole structure is arranged on the top of the clamping block; the mounting bolt is arranged in the rectangular groove on the rear side of the mounting frame through thread cooperation.

[0009] Further, the bottom of the left and right two mounting frames is fixedly provided with a connecting plate of U-shaped plate structure, and a through screw hole structure is arranged on one side of the connecting plate; the first screw rod is arranged in the screw hole on one side of the connecting plate through thread cooperation and rotation.

[0010] Further, the fixed connection between the two groups of the connecting plate is provided with a slide rail, and a through rectangular groove structure is formed in the middle of the slide rail; and a rack is fixedly arranged on the front side of the slide rail.

[0011] Further, a rectangular block structure slider is slidably arranged on the inner side of the slide rail, through circular grooves are formed in the middle and the left side of the top of the slider, a through threaded hole structure is formed in the right side of the top of the slider, an L-shaped block structure fixing block is fixedly arranged on the front side of the slider, and a through circular groove is formed in the top of the fixing block; a first slide rod in a cylindrical structure is slidably arranged in the circular groove of the fixing block, and a spring is sleeved on the outer side of the first slide rod; a wedge-shaped block structure limiting block is fixedly arranged on the bottom of the first slide rod, and the limiting block is engagedly connected with the rack.

[0012] Further, a second slide rod is slidably arranged in the circular groove in the middle of the top of the slider, the bottom of the second slide rod is in a tapered tip structure, a spring is sleeved on the outer side of the second slide rod; a third slide rod in a cylindrical structure is slidably arranged in the circular groove on the left side of the top of the slider; a reaction cylinder in a cylindrical structure is fixedly arranged on the bottom of the third slide rod, a sealing film structure is arranged on the top of the reaction cylinder, and nitrogen dioxide gas is filled in the reaction cylinder; a second screw rod is rotatably connected to the right side of the reaction cylinder, and the second screw rod is threadedly connected with the threaded hole on the slider.

[0013] Compared with the prior art, the present application has the following advantages:

[0014] The assembly type building truss is precisely matched by the clamping block on the front side of the mounting frame with the rectangular groove on the rear side, and is fixed by using mounting bolts, so that the mounting process is simple and fast.

[0015] The reaction cylinder and the second slide rod are arranged, the position of the reaction cylinder is adjusted by rotating the second screw rod, the distance between the sealing film and the bottom end of the second slide rod satisfies the maximum deformation degree allowed by the truss, when deformation and settlement occur at the connection of the truss, the second slide rod is pressed to slide downward and breaks the sealing film of the reaction cylinder, nitrogen dioxide gas reacts with oxygen to generate a large amount of red-brown gas, and the surrounding workers are timely reminded. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall axial structure schematic view of the present application.

[0017] Figure 2 Figure 1 is a schematic diagram of the split structure of the mounting rack of the present application.

[0018] Figure 3 Figure 2 is a schematic diagram of the partial structure of the connecting plate of the present application.

[0019] Figure 4 Figure 3 is a schematic diagram of the connecting relationship structure of the sliding block and the reaction cylinder of the present application.

[0020] Figure 5 Figure 4 is a schematic diagram of the connecting relationship structure of the connecting plate and the sliding rail of the present application.

[0021] In the figure, the corresponding relationship between the component name and the figure number is as follows:

[0022] 1, mounting rack; 101, clamping block; 102, mounting bolt; 103, connecting plate; 104, first screw; 105, sliding rail; 106, rack; 107, sliding block; 108, fixed block; 109, first sliding rod; 110, limiting block; 111, second sliding rod; 112, third sliding rod; 113, reaction cylinder; 114, second screw. DETAILED DESCRIPTION

[0023] The implementation manner of the present application will be described in further detail below in combination with the drawings and examples.

[0024] Example 1

[0025] As shown in the accompanying drawings: Figure 1 to the accompanying drawings: Figure 5 As shown in the accompanying drawings:

[0026] The present application provides an assembled building frame, comprising: a mounting rack 1; the mounting rack 1 adopts a rectangular frame structure, and four groups of rectangular groove structures are arranged in a rectangular array on the rear side of the mounting rack 1, and a through screw hole structure is arranged on the rectangular groove on the rear side of the mounting rack 1; four groups of clamping blocks 101 of rectangular block structure are fixedly arranged on the front side of the mounting rack 1 in a rectangular array, and the size of the clamping block 101 matches the size of the rectangular groove on the rear side of the mounting rack 1, and a through screw hole structure is arranged on the top of the clamping block 101; a mounting bolt 102 is arranged in the rectangular groove on the rear side of the mounting rack 1 through thread cooperation.

[0027] The specific use manner and effect of the present embodiment:

[0028] The two mounting racks 1 are spliced, the clamping block 101 on the front side of one mounting rack 1 is aligned with the rectangular groove on the rear side of the other mounting rack 1, and the clamping block 101 is accurately embedded in the rectangular groove. During this process, attention should be paid to the cooperation of the clamping block 101 and the rectangular groove to ensure that they are tightly fitted. When the clamping block 101 is completely embedded in the rectangular groove, the mounting bolt 102 is passed through the screw hole on the rear side of the mounting rack 1 and the screw hole on the top of the clamping block 101, and then the mounting bolt 102 is tightened using a wrench. In the same way, the splicing of multiple mounting racks 1 is completed in sequence to form the required truss frame structure. The entire installation process is simple and fast, and the length of the overall truss can be adjusted as needed, making it more convenient to use.

[0029] Example 2:

[0030] Based on example 1, as shown in the accompanying drawings Figure 1 to Figure 5 :

[0031] Among them, the bottom of the left and right two groups of mounting racks 1 is fixedly provided with a group of U-shaped plate structure connecting plates 103, and a through screw hole structure is formed on one side of the connecting plate 103; a first screw rod 104 is rotatably arranged in the screw hole on one side of the connecting plate 103 through thread cooperation.

[0032] Among them, the two groups of connecting plates 103 are fixedly and connectively provided with a slide rail 105, a through rectangular slot structure is formed in the middle of the slide rail 105; a rack 106 is fixedly arranged on the front side of the slide rail 105; the slide rail 105 provides a sliding channel for a sliding block 107, so that the sliding block 107 can move freely in the slide rail 105; a rack 106 is fixedly arranged on the front side of the slide rail 105, and the rack 106 is used to engage with a limiting block 110 to lock the position of the sliding block 107.

[0033] Among them, the slide rail 105 is slidably provided with a rectangular block structure sliding block 107 on the inner side, through circular through grooves are formed in the top middle and left side of the sliding block 107, a through screw hole structure is formed on the top right side of the sliding block 107; a fixed block 108 of L-shaped block structure is fixedly arranged on the front side of the sliding block 107, and a through circular through groove structure is formed in the top of the fixed block 108; a first slide rod 109 of cylindrical structure is slidably arranged in the circular through groove of the fixed block 108, and a spring is sleeved on the outer side of the first slide rod 109; a limiting block 110 of wedge-shaped block structure is fixedly arranged on the bottom of the first slide rod 109, and the limiting block 110 is engaged with the rack 106.

[0034] The second slide rod 111 is provided with a spring outside the second slide rod 111, a third slide rod 112 in a cylindrical structure is slidably arranged in a circular through slot on the left side of the top of the sliding block 107, the bottom of the third slide rod 112 is fixedly provided with a reaction cylinder 113 in a cylindrical structure, the top of the reaction cylinder 113 is provided with a sealing film structure, and the reaction cylinder 113 is filled with nitrogen dioxide gas, and the right side of the reaction cylinder 113 is rotatably connected with a second screw rod 114, and the second screw rod 114 is connected with the screw hole on the sliding block 107 through thread cooperation, and the position of the reaction cylinder 113 can be adjusted by rotating the second screw rod 114, so that the reaction cylinder 113 and the third slide rod 112 can slide up and down along the sliding block 107.

[0035] The specific use mode and role of the embodiment are as follows:

[0036] In the utility model, the connecting plate 103 in the U-shaped plate structure is fixedly installed on the bottom of the left and right two groups of mounting frames 1 through the first screw rod 104, so that the slide rail 105 is fixed on the bottom of each group of mounting frames 1, when the position of the sliding block 107 in the slide rail 105 needs to be adjusted, the first slide rod 109 is pulled upwards, at this time, the spring outside the first slide rod 109 is compressed, the limiting block 110 is separated from the rack 106, and the limiting effect on the sliding block 107 is lost, when the sliding block 107 reaches the appropriate position, the sliding block 107 is usually slid to the connecting position of the two groups of mounting frames 1, then the first slide rod 109 is loosened, the spring returns to the original state, the limiting block 110 is pushed to move downwards, so that the limiting block 110 is re-engaged with the rack 106, so that the sliding block 107 is locked in the current position, the second slide rod 111 is tightly attached to the bottom of the mounting frame 1 under the action of the spring outside the second slide rod 111, the reaction cylinder 113 moves up and down along with the rotation of the second screw rod 114, and the third slide rod 112 moves up and down along the sliding block 107, so that the distance between the sealing film of the reaction cylinder 113 and the bottom end of the second slide rod 111 satisfies the maximum deformation allowed by the truss, when deformation and settlement occur at the truss connecting position, the corresponding group of second slide rods 111 is pressed to slide downwards along the sliding block 107, and the sealing film on the lower reaction cylinder 113 is broken, so that the nitrogen dioxide gas in the reaction cylinder 113 reacts with oxygen to produce a large amount of red-brown gas to remind the surrounding workers, so that the situation can be found and treated in time, the safety hazard is reduced, the loss is reduced, and the safety during use of the truss is improved.

Claims

1. A prefabricated building frame, characterized in that, The application relates to a mounting rack (1) which adopts a rectangular frame structure, four groups of rectangular recess structures are arranged on the rear side of the mounting rack (1) in a rectangular array mode, penetrating screw hole structures are formed on the rectangular recesses on the rear side of the mounting rack (1), four groups of clamping blocks (101) of rectangular block structures are fixedly arranged on the front side of the mounting rack (1) in a rectangular array mode, the size of the clamping blocks (101) matches the size of the rectangular recesses on the rear side of the mounting rack (1), penetrating screw hole structures are formed on the top of the clamping blocks (101), and mounting bolts (102) are arranged in the rectangular recesses on the rear side of the mounting rack (1) through thread cooperation. The bottom of each of the left and right groups of mounting racks (1) is fixedly provided with a connecting plate (103) of U-shaped plate structure, penetrating screw hole structures are formed on one side of the connecting plate (103), and a first screw rod (104) is arranged in the screw hole on one side of the connecting plate (103) through thread cooperation and rotation.

2. The prefabricated building frame according to claim 1, characterized in that: The two groups of connecting plates (103) are fixedly and connectively provided with a slide rail (105), penetrating rectangular through slot structures are formed in the middle of the slide rail (105), and a rack (106) is fixedly arranged on the front side of the slide rail (105).

3. The prefabricated building frame according to claim 2, characterized in that: A sliding block (107) of rectangular block structure is slidably arranged on the inner side of the slide rail (105), penetrating circular through slot structures are formed in the middle and the left side of the top of the sliding block (107), and a penetrating screw hole structure is formed on the right side of the top of the sliding block (107).

4. The prefabricated building frame according to claim 3, characterized in that: An L-shaped block (108) of L-shaped block structure is fixedly arranged on the front side of the sliding block (107), a penetrating circular through slot structure is formed in the top of the L-shaped block (108), a first sliding rod (109) of cylindrical structure is slidably arranged in the circular through slot of the L-shaped block (108), a spring is arranged on the outer side of the first sliding rod (109), a limiting block (110) of wedge-shaped block structure is fixedly arranged on the bottom of the first sliding rod (109), and the limiting block (110) is in clamping connection with the rack (106).

5. The prefabricated building frame according to claim 4, characterized in that: A second sliding rod (111) is slidably arranged in the circular through slot in the middle of the top of the sliding block (107), the bottom of the second sliding rod (111) adopts a tapered tip structure, a spring is arranged on the outer side of the second sliding rod (111), and a third sliding rod (112) of cylindrical structure is slidably arranged in the circular through slot on the left side of the top of the sliding block (107).

6. The prefabricated building frame according to claim 4, wherein: A reaction cylinder (113) of cylindrical structure is fixedly arranged on the bottom of the third sliding rod (112), a sealing film structure is arranged on the top of the reaction cylinder (113), nitrogen dioxide gas is filled in the reaction cylinder (113), and a second screw rod (114) is rotatably connected to the right side of the reaction cylinder (113) and connected with the screw hole on the sliding block (107) through thread cooperation.

7. The prefabricated building frame according to claim 6, characterized in that: ​

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