Movable fastening rod for building construction steel mould

Abstract

The utility model relates to the technical field of building engineering, and discloses a building construction steel mould movable fastening rod which comprises a mounting box, an adjusting mechanism extending to the outer side of the mounting box is arranged in the mounting box, a fastening mechanism is arranged on the adjusting mechanism, the adjusting mechanism comprises a threaded rod, the outer side of the threaded rod is fixedly connected with a worm wheel, and the worm wheel is fixedly connected with the mounting box. A worm is rotatably connected to the interior of the mounting box, a threaded block is in threaded connection to the outer side of a threaded rod, a positioning rod is fixedly connected to the front side of the threaded block, a supporting plate is fixedly connected to one side of the positioning rod, the fastening mechanism comprises a connecting seat, and a sleeve is fixedly connected to one side of the connecting seat. According to the movable fastening rod for the building construction steel mold, the worm gear can be driven to rotate in the forward direction or the reverse direction by rotating the worm, under transmission of the threaded rods, the two threaded blocks drive the positioning rods on the two sides to move oppositely or relatively, and then the side face of a longitudinal beam column mold plate can be fastened through the supporting plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, concretely is a kind of building construction steel mould movable fastening rod. BACKGROUND

[0002] Building engineering refers to the engineering entity formed by the installation activities of the construction of various types of housing construction and its auxiliary facilities and the installation activities of the line, pipeline and equipment matched therewith, wherein "housing construction" refers to the housing construction with roof, beam column, wall, foundation and the internal space formed, to meet the needs of people's production, residence, study and public activities, at present, in the field of building in China, floor cast-in-place formwork is relatively simple, can be uprightly supported, but longitudinal column beam cast-in-place construction, the support of formwork is more difficult, and the weight component of concrete can deform or crack the lower formwork, which affects the construction quality or wastes materials.

[0003] The utility model discloses a kind of movable fastening rods of building construction steel mould, by rotating handle, under the action of movable sleeve and screw rod, the position of movable hook can be adjusted, and then by fixed hook and movable hook cooperation, reach the fastening effect to longitudinal beam column formwork.

[0004] However, the prior art scheme still has the following deficiencies: since the movable hook is buckled on the movable sleeve by the buckle ring, when rotating the movable sleeve to adjust the position of the movable hook, it cannot be ensured that the movable hook is in the same plane with the fixed hook when it is in the appropriate position, and if the movable hook is in the same plane with the fixed hook, the position of the movable hook is just in the appropriate place. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model aims to provide a movable fastening rod of building construction steel mould to solve the problem that the movable hook cannot be in the same plane with the fixed hook when it is in the appropriate position when rotating the movable sleeve to adjust the position of the movable hook.

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] A movable fastening rod of building construction steel mould, comprising a mounting box, an adjusting mechanism is arranged inside the mounting box and extends to the outside thereof, and a fastening mechanism is arranged on the adjusting mechanism.

[0008] The adjusting mechanism comprises a threaded rod, the outer side of the threaded rod is fixedly connected with a worm wheel, the inside of the mounting box is rotationally connected with a worm, the outer side of the threaded rod is threadedly connected with a threaded block, the front side of the threaded block is fixedly connected with a positioning rod, and the side of the positioning rod is fixedly connected with a support plate.

[0009] The fastening mechanism comprises a connecting seat, the side of the connecting seat is fixedly connected with a sleeve, the other side of the connecting seat is fixedly connected with a fastening rod, the side of the fastening rod is fixedly connected with a sliding block, and the side of the sliding block is fixedly connected with a spring.

[0010] Preferably, the threaded rod is rotationally connected between the left and right inner walls of the mounting box, and a threaded section is arranged on the threaded rod and located on the two sides of the worm wheel.

[0011] Preferably, the bottom of the worm is rotationally connected with the inner bottom wall of the mounting box, the top of the worm extends to the top of the mounting box and is fixedly connected with a handle, and the worm is engaged with the worm wheel.

[0012] Preferably, the number of the threaded blocks is two, the two threaded blocks are symmetrically distributed on the left and right sides of the worm wheel, and the front wall of the mounting box is provided with a rectangular through hole matched with the moving track of the positioning rod.

[0013] Preferably, the upper and lower sides of the threaded block are fixedly connected with limiting blocks, and the upper and lower sides of the inner wall of the mounting box are provided with limiting grooves matched with the moving track of the limiting blocks.

[0014] Preferably, the top of the connecting seat is threadedly connected with a bolt, the inside of the positioning rod is provided with a threaded through hole matched with the bolt, and the inner bottom wall of the connecting seat is provided with a threaded groove matched with the bolt.

[0015] Preferably, the sleeve and the fastening rod are fixedly connected on the opposite sides of the two connecting seats, the inside of the sleeve is provided with a sliding groove, and the size of the sliding groove is matched with the moving track of the sliding block.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] Firstly, the worm is rotated to drive the worm wheel to rotate forward or reversely, and under the transmission of the threaded rod, the two threaded blocks drive the positioning rods on the two sides to move away from each other or towards each other, the fastening effect of the support plates on the side of the longitudinal beam column formwork can be achieved, and in the fastening process, since the two threaded blocks are threadedly connected on the outer side of the threaded rod and the two support plates are fixedly connected with the two threaded blocks, it can be ensured that the two support plates are always in the same plane during the relative or opposite movement.

[0018] Second, use bolts to fix the connecting seat on one side of the sleeve with the positioning rod, then pull the fastening rod outward. Driven by the slider, the spring is stretched, and then the other connecting seat is installed with the positioning rod to complete the installation of the entire device. The longitudinal beam-column formwork is further fastened by the fastening rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic cross-sectional view of the installation box of the utility model;

[0021] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle;

[0022] Figure 4 This is a partial schematic diagram of the connection seat of the utility model;

[0023] Figure 5 This is a schematic diagram of the internal structure of the sleeve of the utility model.

[0024] Among them: 1. Installation box; 2. Adjustment mechanism; 3. Fastening mechanism; 201. Threaded rod; 202. Worm gear; 203. Worm; 204. Threaded block; 205. Positioning rod; 206. Support plate; 301. Connecting seat; 302. Sleeve; 303. Fastening rod; 304. Slider; 305. Spring. DETAILED DESCRIPTION

[0025] The specific implementation of the present utility model will be further described in detail below with reference to the accompanying drawings.

[0026] See also Figures 1-5 A movable fastening rod for a steel formwork in construction, comprising an installation box 1, an adjusting mechanism 2 extending to the outside of the installation box 1, and a fastening mechanism 3 provided on the adjusting mechanism 2;

[0027] The adjustment mechanism 2 includes a threaded rod 201, a worm gear 202 is fixedly connected to the outside of the threaded rod 201, a worm 203 is rotatably connected to the inside of the installation box 1, a threaded block 204 is threadedly connected to the outside of the threaded rod 201, a positioning rod 205 is fixedly connected to the front side of the threaded block 204, and a support plate 206 is fixedly connected to one side of the positioning rod 205;

[0028] The fastening mechanism 3 includes a connecting seat 301, a sleeve 302 is fixedly connected to one side of the connecting seat 301, a fastening rod 303 is fixedly connected to the other side of the connecting seat 301, a slider 304 is fixedly connected to one side of the fastening rod 303, and a spring 305 is fixedly connected to one side of the slider 304.

[0029] Specifically, the threaded rod 201 is rotatably connected between the left and right sides of the inner wall of the installation box 1. A section of thread is provided on the threaded rod 201 and on both sides of the worm gear 202. The two sections of thread are equal in length and in opposite directions.

[0030] Through the above technical solution, the two threads of equal length and opposite directions can enable the two threaded blocks 204 to drive the positioning rods 205 to move equal distances relative to or away from each other, which can be used to adjust the distance between the two support plates 206.

[0031] Specifically, the bottom of the worm 203 is rotatably connected to the inner bottom wall of the installation box 1 , the top of the worm 203 extends to the top of the installation box 1 and is fixedly connected to a handle, and the worm 203 is engaged with the worm wheel 202 .

[0032] Through the above technical solution, the worm 203 can be rotated by rotating the handle, and the threaded rod 201 can be driven to rotate by the worm wheel 202 meshing with the worm 203 .

[0033] Specifically, there are two threaded blocks 204 , which are symmetrically distributed on the left and right sides of the worm gear 202 . A rectangular through hole matching the moving track of the positioning rod 205 is opened on the front side wall of the installation box 1 .

[0034] Through the above technical solution, the two symmetrically distributed threaded blocks 204 can drive the two positioning rods 205 to move equal distances. The opening of the rectangular through hole provides movement space for the positioning rods 205 to prevent the positioning rods 205 from colliding with the installation box 1.

[0035] Specifically, both upper and lower sides of the threaded block 204 are fixedly connected to limit blocks, and both upper and lower sides of the inner wall of the installation box 1 are provided with limit grooves that match the moving tracks of the limit blocks.

[0036] Through the above technical solution, under the joint restriction of the limit block and the limit groove, the threaded block 204 can be prevented from rotating together with the threaded rod 201, thereby ensuring the movement direction and distance of the threaded block 204, the positioning rod 205 and the support plate 206.

[0037] Specifically, a bolt is threadedly connected to the top of the connecting seat 301 , a threaded through hole adapted to the bolt is provided inside the positioning rod 205 , and a threaded groove adapted to the bolt is provided on the inner bottom wall of the connecting seat 301 .

[0038] Through the above technical solution, when the bolt passes through the threaded through hole and engages with the threaded groove, the connecting seat 301 can be fixed on the positioning rod 205. When the bolt is disengaged from the threaded through hole and the threaded groove, the connecting seat 301 can be removed from the positioning rod 205.

[0039] Specifically, the sleeve 302 and the fastening rod 303 are fixedly connected on the opposite sides of the two connecting seats 301 respectively, the inside of the sleeve 302 is provided with a sliding groove, and the size of the sliding groove is matched with the moving track of the sliding block 304.

[0040] Through the above technical scheme, the moving direction and distance of the sliding block 304 are limited by the sliding groove, the linear movement of the sliding block 304 and the fastening rod 303 is ensured, and the spring 305 can be prevented from being twisted in the stretching process.

[0041] In use, firstly, the worm 203 is rotated forward or reversely, the worm gear 202 and the threaded rod 201 are driven, and the spacing of the two positioning rods 205 can be adjusted under the limitation of the limiting block and the limiting groove; after the two positioning rods 205 are adjusted to the appropriate positions, the support plate 206 supports the longitudinal beam column formwork, the connecting seat 301 on one side of the sleeve 302 and the positioning rod 205 are fixedly connected together through the bolt, then the fastening rod 303 is pulled outwards, the spring 305 is stretched under the driving of the sliding block 304, and the other connecting seat 301 and the positioning rod 205 are installed together, so that the longitudinal beam column formwork is fastened through the fastening rod 303.

[0042] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A movable fastening rod for a steel formwork for building construction, comprising a mounting box (1), characterized in that: The interior of the installation box (1) is provided with an adjustment mechanism (2) extending to the outside thereof, and the adjustment mechanism (2) is provided with a fastening mechanism (3); The adjustment mechanism (2) comprises a threaded rod (201), the outer side of the threaded rod (201) is fixedly connected to a worm wheel (202), the interior of the installation box (1) is rotatably connected to a worm (203), the outer side of the threaded rod (201) is threadedly connected to a threaded block (204), the front side of the threaded block (204) is fixedly connected to a positioning rod (205), and one side of the positioning rod (205) is fixedly connected to a support plate (206); The fastening mechanism (3) comprises a connecting seat (301), one side of the connecting seat (301) is fixedly connected to a sleeve (302), the other side of the connecting seat (301) is fixedly connected to a fastening rod (303), one side of the fastening rod (303) is fixedly connected to a slider (304), and one side of the slider (304) is fixedly connected to a spring (305).

2. A movable fastening rod for a steel formwork for construction according to claim 1, characterized in that: The threaded rod (201) is rotatably connected between the left and right sides of the inner wall of the installation box (1). A section of thread is provided on the threaded rod (201) and on both sides of the worm wheel (202). The two sections of thread are equal in length and in opposite directions.

3. The movable fastening rod for a building construction steel formwork according to claim 1, characterized in that: The bottom of the worm (203) is rotatably connected to the inner bottom wall of the installation box (1), the top of the worm (203) extends to the top of the installation box (1) and is fixedly connected to a handle, and the worm (203) is meshed with the worm wheel (202).

4. The movable fastening rod for a building construction steel formwork according to claim 1, characterized in that: There are two threaded blocks (204), which are symmetrically distributed on the left and right sides of the worm wheel (202). The front side wall of the installation box (1) is provided with a rectangular through hole that matches the moving track of the positioning rod (205).

5. The movable fastening rod for a building construction steel formwork according to claim 1, characterized in that: The upper and lower sides of the threaded block (204) are fixedly connected to the limiting blocks, and the upper and lower sides of the inner wall of the installation box (1) are provided with limiting grooves that are compatible with the movement track of the limiting blocks.

6. The movable fastening rod for a building construction steel formwork according to claim 1, characterized in that: The top of the connecting seat (301) is threadedly connected with a bolt, the interior of the positioning rod (205) is provided with a threaded through hole adapted to the bolt, and the inner bottom wall of the connecting seat (301) is provided with a threaded groove adapted to the bolt.

7. The movable fastening rod for a building construction steel formwork according to claim 1, characterized in that: The sleeve (302) and the fastening rod (303) are respectively fixedly connected to the opposite sides of the two connecting seats (301). A sliding groove is provided inside the sleeve (302), and the size of the sliding groove is adapted to the moving track of the slider (304).

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