CN219528464U - Butt heart type hole cover suite for hoisting prefabricated stairs - Google Patents

Abstract

The utility model discloses a bullseye type hole cover sleeve for hoisting prefabricated stairs, which comprises an upper connecting plate I and a clamping block, wherein a lower connecting plate II is arranged below the upper connecting plate I. This prefabricated staircase hoist and mount are with bullnose type handhole door external member compares with current ordinary prefabricated staircase hoist and mount are with bullnose type handhole door external member, when doing quick installation to upper connecting plate one and lower connecting plate two, can make the threaded rod of turning knob below rotate with the recess and be connected, accomplish the first installation to upper connecting plate one and lower connecting plate two this moment, can make the draw-in groove of connecting rod left and right sides symmetry installation carry out decurrent removal when being connected, after removing the fixture block, the fixture block can be because the flexible power of telescopic spring makes the block towards the draw-in groove department that moves down the block, can carry out the secondary fixed to upper connecting plate one and lower connecting plate two this moment, thereby can do quick installation to upper connecting plate one and lower connecting plate two, the time of installation has been saved, and simple structure, facilitate the use.

Description

Butt heart type hole cover suite for hoisting prefabricated stairs

Technical Field

The utility model relates to the technical field of a bullnose type hole cover sleeve member for hoisting prefabricated stairs, in particular to a bullnose type hole cover sleeve member for hoisting the prefabricated stairs.

Background

The fabricated building is a building assembled on site by a reliable connection mode, and mainly comprises a prefabricated assembled concrete structure, a steel structure, a modern wood structure building and the like, and is characterized by adopting standardized design, industrial production, assembled construction, informatization management and intelligent application, wherein a large amount of field operation work in the traditional building mode is transferred to a factory, and building components and accessories (such as floors, wallboards, stairs, balconies and the like) are manufactured in the factory, transported to a building construction site, and assembled and installed on site. Early fabricated building shapes were relatively rigid and uniformly shaped. Later, the design is improved, the flexibility and the diversity are increased, and the assembled building can be built in batches and has rich styles. The movable house is an advanced assembled building, each house unit is like a large trailer, and the large trailer can be used only by pulling the large trailer to the site through a special automobile and then hoisting the large trailer to a floor cushion block through a crane to be connected with a pre-buried water channel, a power supply and a telephone system. The movable house is internally provided with facilities such as a heater, a bathroom, a kitchen, a dining room, a bedroom and the like. The movable house can be formed into a unit independently and can be connected with each other, and a bullnose-shaped hole cover set for hoisting the prefabricated stairs is needed when the movable house is assembled and assembled.

But current prefabricated staircase hoist and mount are comparatively time-consuming and laborious with bullnose formula handhole cover external member when the installation, have reduced work efficiency, inconvenient quick installation to it.

In view of the above, an improvement of the conventional structure has been made, and a bullnose hole cover set for hoisting a prefabricated staircase has been proposed.

Disclosure of Invention

The utility model aims to provide a bullnose type hole cover set for hoisting a prefabricated staircase, which aims to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prefabricated stairway hoist and mount are with bullnose type handhole door external member, includes upper junction plate one and fixture block, lower junction plate two is settled to upper junction plate one's below, and four angular points in upper junction plate one's top are installed and are rotated knob one, the below bottom of rotation knob one is connected with the connecting rod, and the draw-in groove has been seted up to the left and right sides symmetry of connecting rod, the threaded rod is installed to the below bottom fixed connection of connecting rod, the recess has been seted up to lower junction plate two's top, meshing nut cover is settled to the below inside of recess, and the top left and right sides symmetry of meshing nut cover installs the extension spring, the fixture block is installed on the right side of extension spring.

Further, a left connecting block I is arranged on the outer surface of one side of the lower connecting plate II, a left connecting block I is arranged below the right side of the left connecting block I, a connecting block III is arranged above the right side of the left connecting block I, and a nut groove I is formed in the middle of the right side of the connecting block III.

Furthermore, an insertion knob I is inserted above the left connecting block I, and a screw rod I is connected and arranged below the insertion knob I.

Further, a second right connecting block is arranged on the right side of the first left connecting block, a fourth connecting block is connected and arranged below the left side of the second right connecting block, and a second nut groove is formed in the upper left side of the fourth connecting block.

Furthermore, an inserting knob II is inserted above the right side of the right connecting block II, and an inserting knob II is arranged below the inserting knob II.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the first upper connecting plate, the second lower connecting plate, the rotating knob, the connecting rod, the clamping groove, the threaded rod, the groove, the meshing nut sleeve, the telescopic spring and the clamping block, when the first upper connecting plate and the second lower connecting plate are rapidly installed, the connecting rod moves towards the groove formed by the second lower connecting plate when the second lower connecting plate is pressed and moved, the threaded rod below the rotating knob is rotationally connected with the groove when the rotating knob is rotated into the groove, at the moment, the first installation of the first upper connecting plate and the second lower connecting plate is completed, the clamping grooves symmetrically arranged on the left side and the right side of the connecting rod are downwards moved when the connecting rod is connected, after the clamping block is moved to the clamping block, the clamping block is clamped towards the downwards moved clamping groove due to the telescopic force of the telescopic spring, and at the moment, the second upper connecting plate and the second lower connecting plate can be rapidly installed, so that the first upper connecting plate and the second connecting plate are rapidly installed, the installation time is saved, and the structure is simple and the use is convenient;

2. according to the utility model, through the arrangement of the left connecting block I, the connecting block III, the nut groove I, the inserting knob I, the screw rod I, the right connecting block II, the connecting block IV, the nut groove II, the inserting knob II and the screw rod II, when the left connecting block I and the right connecting block II are assembled rapidly, the connecting block III is moved towards the right connecting block II when the left connecting block I and the right connecting block II are moved towards the connecting block III, when the connecting block II is moved to the inserting knob II, the screw rod II can be engaged with the nut groove I arranged at the connecting block III which is inserted below after the screw rod II is rotated, and similarly, when the connecting block IV is inserted below the left connecting block, the screw rod I can be engaged with the nut groove II which is inserted inwards after the rotating the inserting knob I, and the length of the screw rod I is shorter than that of the screw rod II, so that the left connecting block I and the right connecting block II can be assembled rapidly, and the assembling time is saved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a quick-install front cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic diagram of a front sectional structure of the quick assembly of the present utility model.

In the figure: 1. an upper connecting plate I; 2. a second lower connecting plate; 3. turning a first knob; 4. a connecting rod; 5. a clamping groove; 6. a threaded rod; 7. a groove; 8. a meshing nut sleeve; 9. a telescopic spring; 10. a clamping block; 11. a left connecting block I; 12. a third connecting block; 13. a first nut groove; 14. inserting a first knob; 15. a first screw rod; 16. a right connecting block II; 17. a connecting block IV; 18. a second nut groove; 19. inserting a second knob; 20. and a screw rod II.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-2, a prefabricated staircase is bullnose type handhole door external member for hoist and mount, including upper junction plate 1 and fixture block 10, lower junction plate 2 is settled to upper junction plate 1's below, and four corner points in upper junction plate 1's top are installed and are rotated knob one 3, the below bottom of rotation knob one 3 is connected with connecting rod 4, and draw-in groove 5 has been seted up to connecting rod 4's left and right sides symmetry, threaded rod 6 has been installed to connecting rod 4's below bottom fixed connection, recess 7 has been seted up to lower junction plate 2's top, the below internally mounted of recess 7 has meshing nut cover 8, and meshing nut cover 8's top left and right sides symmetry installs expansion spring 9, expansion spring 9's right side installs fixture block 10, when making quick installation to upper junction plate 1 and lower junction plate 2, when pressing down the lower junction plate 2 department of upper junction plate 1 place, connecting rod 4 can be moved towards recess 7 department that lower junction plate 2 was seted up, when moving to recess 7 inside and rotating knob one's lower junction plate 3 again, can make rotation knob 3, the first side of rotation knob 6 and the draw-in groove 10 can be installed to the side of the upper junction plate 2, the 5 is installed to the side of the two-side of the expansion spring, and the 5 can be installed to the side of the two-side of the expansion spring, and the 5 is installed to the 5, the 5 is installed to the side of the expansion spring 2, and the connection plate is installed to the side of the upper junction plate 2, and the 5 is installed to the 5.

As shown in fig. 3-4, a left connection block 11 is arranged on the outer surface of one side of a lower connection plate 2, a left connection block 11 is arranged below the right side of the left connection block 11, a third connection block 12 is arranged above the right side of the left connection block 11, a first nut groove 13 is formed in the middle of the right side of the third connection block 12, an insertion knob 14 is inserted above the left connection block 11, a first screw rod 15 is arranged below the insertion knob 14 in a connection mode, a second right connection block 16 is arranged on the right side of the left connection block 11, a fourth connection block 17 is arranged below the left side of the right connection block 16 in a connection mode, a second nut groove 18 is formed in the upper left side of the fourth connection block 17, a second insertion knob 19 is inserted above the right side of the right connection block 16, an insertion knob 19 is arranged below the second connection block 19, when the first connection block 11 and the second connection block 16 are assembled quickly, the first connection block 11 moves towards the second connection block 16, when the first connection block 11 moves towards the third connection block 12, when the first connection block 19 moves to the second connection block 19, the first screw rod is meshed with the second connection block 11, the first screw rod can be meshed with the second connection block 11 after the first connection block 11, and the first screw rod is meshed with the second connection block 11 can be assembled quickly, and the first connection block 15 can be meshed with the second connection block 11 when the first connection block 20 is meshed with the second connection block 11.

Working principle: when the bullseye hole cover sleeve for hoisting the prefabricated staircase is used, firstly, when the upper connecting plate 1 and the lower connecting plate 2 are quickly installed, when the lower connecting plate 2 arranged below the upper connecting plate 1 is pressed and moved, the connecting rod 4 moves towards the groove 7 formed by the lower connecting plate 2, when the rotating knob 3 is rotated again when the connecting rod moves into the groove 7, the threaded rod 6 below the rotating knob 3 is rotationally connected with the groove 7, at the moment, the first installation of the upper connecting plate 1 and the lower connecting plate 2 is completed, the clamping grooves 5 symmetrically arranged on the left side and the right side of the connecting rod 4 are downwards moved, after the clamping blocks 10 are moved, the clamping blocks 10 are clamped at the clamping grooves 5 downwards due to the expansion force of the expansion springs 9, at the moment, the upper connecting plate 1 and the lower connecting plate 2 can be secondarily fixed, so that the upper connecting plate I1 and the lower connecting plate II 2 can be quickly installed, the installation time is saved, the structure is simple, the use is convenient, when the left connecting block I11 and the right connecting block II 16 are quickly assembled, the left connecting block I11 moves towards the connecting block III 12, the connecting block III 12 moves towards the right connecting block II 16, when the connecting block III moves to the position of the inserting knob II 19, the screw rod II 20 can be meshed with the first nut groove 13 arranged at the connecting block III 12 which is inserted below after the inserting knob II 19 is rotated, and similarly, when the connecting block IV 17 is inserted below the left connecting block I11, the screw rod I15 can be meshed with the second nut groove 18 which is inserted after the inserting knob I14 is rotated, the length of the screw rod I15 is shorter than that of the screw rod II 20, so that the left connecting block I11 and the right connecting block II 16 can be quickly assembled, saving assembling time, which is the working principle of the bullnose-shaped hole cover sleeve for hoisting the prefabricated staircase.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. The utility model provides a prefabricated stairway hoist and mount are with bullnose type handhole door external member, includes upper junction plate one (1) and fixture block (10), its characterized in that, lower junction plate two (2) are settled to the below of upper junction plate one (1), and four angular points in top of upper junction plate one (1) are installed and are rotated knob one (3), the below bottom of rotating knob one (3) is connected with connecting rod (4), and draw-in groove (5) have been seted up to the left and right sides symmetry of connecting rod (4), threaded rod (6) have been installed to the below bottom fixed connection of connecting rod (4), recess (7) have been seted up to the top of lower junction plate two (2), meshing nut cover (8) are settled to the below internally, and the top left and right sides symmetry of meshing nut cover (8) installs extension spring (9), fixture block (10) are installed on the right side of extension spring (9).

2. The bullnose hole cover assembly for hoisting the prefabricated staircase according to claim 1, wherein a left connecting block I (11) is arranged on the outer surface of one side of the lower connecting plate II (2), a left connecting block I (11) is arranged below the right side of the left connecting block I (11), a connecting block III (12) is arranged above the right side of the left connecting block I (11), and a nut groove I (13) is formed in the middle of the right side of the connecting block III (12).

3. The bullnose hole cover assembly for hoisting the prefabricated staircase according to claim 2, wherein an insertion knob I (14) is inserted above the left connecting block I (11), and a screw rod I (15) is connected and arranged below the insertion knob I (14).

4. The bullnose hole cover kit for hoisting the prefabricated staircase according to claim 2, wherein a right connection block II (16) is arranged on the right side of the left connection block I (11), a connection block IV (17) is connected and arranged below the left side of the right connection block II (16), and a nut groove II (18) is formed above the left side of the connection block IV (17).

5. The bullseye hole cover kit for hoisting prefabricated stairs according to claim 4, wherein the second insertion knob (19) is inserted above the right side of the second right connecting block (16), and the second insertion knob (19) is installed below the second insertion knob (19).