Pre-buried flue installation device and use method thereof

Abstract

The present invention discloses a pre-buried flue installation device and a method for using the same, which belongs to the field of construction engineering and solves the problems of inconvenient installation, non-standard unloading practices, and potential safety hazards in traditional flue installation methods. The present invention is formed by a pair of connecting baffles and a pair of force-bearing baffles enclosing a rectangular channel, the outer wall of the force-bearing baffle is connected to a C-shaped protective cylinder, a telescopic plate is arranged inside the C-shaped protective cylinder, the telescopic plate is composed of a plug plate and a limit plate vertically connected, a slot for the plug plate to pass through is arranged on the force-bearing baffle, a pressure spring is arranged between the inner wall of the web of the C-shaped protective cylinder and the limit plate, a latch sleeve is arranged on the outer wall of the force-bearing baffle, and a latch is arranged inside the latch sleeve. Method of use: pre-buried the device of the present invention; before constructing the upper structural plate, hoist and install the flue in the rectangular channel; remove the latch, insert the plug plate into the slot, and place the flue on the two plug plates. The present invention can realize the synchronous integrated construction of the building main body and the flue installation, and the construction is simple.

Description

Technical Field

[0001] The invention belongs to the field of construction engineering, and in particular relates to a pre-buried flue installation device and a use method thereof. Background Art

[0002] In the construction of civil residential buildings, flue installation is an auxiliary installation project. At present, flue installation is carried out after the main structure construction is completed and before the floor construction. There are some problems with this process. First, it is difficult to transport the flue, and the handling and installation process must rely on a large number of manual labor to complete; second, there is no standard to follow for unloading during the installation process, and the actual practice is messy and cannot guarantee quality; third, the completion of the flue installation requires civil construction personnel to perform "hanging hole" operations, and the construction hole hanging process is cumbersome, the manual operation efficiency is low, the hanging hole quality is not high and there is a risk of leakage, and the non-standard tie-up poses a safety risk of overall falling.

[0003] With the rapid development of the construction industry today, people have higher and higher requirements for the applicability and safety of buildings, and no quality and safety hazards are allowed to exist. Secondly, the construction industry is becoming more and more mechanized. With the decreasing number of construction workers, the above problems have become a topic that construction engineers need to solve urgently. For this reason, a pre-buried flue installation device and its use method have been invented. The device can realize the synchronous integrated construction of the building main body and the flue installation, thereby optimizing the construction process, ensuring the quality of flue construction and saving resources. Summary of the invention

[0004] The purpose of the present invention is to provide a pre-buried flue installation device to solve the problems of inconvenient installation, irregular unloading method and potential safety hazards existing in the traditional flue installation method.

[0005] Another object of the present invention is to provide a method for using a pre-buried flue installation device.

[0006] The technical solution of the present invention is: a pre-buried flue installation device, comprising a pair of connecting baffles and a pair of force-bearing baffles, the connecting baffles and the force-bearing baffles enclose a vertical rectangular channel, the outer side wall of each force-bearing baffle is connected with a C-shaped protective tube, the C-shaped protective tube is composed of a web and wing plates at both ends of the web, the open end of the C-shaped protective tube faces the force-bearing baffle, a telescopic plate is arranged in the C-shaped protective tube, the telescopic plate is composed of a plug plate and a limit plate vertically connected, the plug plate is parallel to the cross-section of the rectangular channel, the limit plate is parallel to the force-bearing baffle, a plug slot for the plug plate to pass through is arranged on the force-bearing baffle, a pressure spring is arranged between the inner side wall of the web of the C-shaped protective tube and the limit plate of the telescopic plate, a vertical latch sleeve is arranged on the outer side wall of the force-bearing baffle, the latch sleeve is located above the telescopic plate, a latch is arranged in the latch sleeve, and the lower end of the latch is blocked between the plug plate and the plug slot.

[0007] As a further improvement of the present invention, two ends of the limit plate slide against the inner side walls of the two wing plates.

[0008] As a further improvement of the present invention, a spring positioning pile is provided in the inner sleeve of the pressure spring, one end of the spring positioning pile is connected to the inner wall of the web of the C-shaped protective tube, and a certain distance is left between the other end of the spring positioning pile and the load-bearing baffle.

[0009] As a further improvement of the present invention, two groups of pressure springs and pressure spring positioning piles are provided in each C-shaped protective tube.

[0010] As a further improvement of the present invention, two groups of latch sleeves and latches are provided above each telescopic plate.

[0011] As a further improvement of the present invention, the latch is T-shaped.

[0012] A method for using a pre-buried flue installation device comprises the following steps:

[0013] A. Pre-buried flue installation device is embedded in the building structure plate;

[0014] B. Before constructing the upper structural slab, hoist and install the flue in the rectangular channel;

[0015] C. When the flue is in place, remove the latch, and the telescopic plate moves toward the force-bearing baffle under the thrust of the pressure spring, so that the plug of the telescopic plate is inserted into the slot of the force-baffle, and the flue is placed on the two plugs. At this time, the horizontal plug serves as a load-relief plate for the flue on the upper floor, and the flue can be installed at the same time when the structural plate is constructed.

[0016] The beneficial effects of the present invention are as follows: the device of the present invention is pre-buried according to the designed position during the construction of the main floor slab, and the smoke exhaust duct is hoisted and installed before the construction of the upper structural slab, eliminating the process of manual handling within the floor. When the smoke duct is in place, the latches on the two force-bearing baffles are removed. When the latches are lost, the telescopic plate is pushed to move toward the force-baffle under the action of the pressure spring, and the horizontal plug-in plate on the telescopic plate is inserted into the insertion gap on the force-baffle, and the plug-in plate enters the rectangular channel, and the limit plate forms a limit on the movement of the plug-in plate. At this time, the horizontal plug-in plate located in the rectangular channel serves as a load-unloading plate for the smoke duct on the upper floor. In this way, the integrated installation of the smoke duct is realized, and the process of manual handling and installation of the smoke duct and the hanging hole is eliminated, the construction quality is guaranteed, there is no safety hazard, and the purpose of saving labor, saving resources, and protecting the environment is achieved. The device of the present invention has a simple structure and low manufacturing cost, and its method of use is simple, with high reliability and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the main structure of a pre-buried flue installation device of the present invention;

[0018] Figure 2 It is a top view structural schematic diagram of a pre-buried flue installation device of the present invention;

[0019] Figure 3 It is a schematic diagram of the structure of the C-type protective tube in the present invention;

[0020] Figure 4 It is a structural schematic diagram of the telescopic plate in the present invention;

[0021] Figure 5 It is a schematic diagram of the structure of the latch in the invention;

[0022] Figure 6 This is a diagram of the use state of a pre-buried flue installation device of the present invention;

[0023] Figure 7 yes Figure 6 AA view in.

[0024] In the figure: 1-connecting baffle; 2-loaded baffle; 3-C-type protective tube; 31-web; 32-wing plate; 4-pressure spring; 5-spring positioning pile; 6-telescopic plate; 61-insertion plate; 62-limiting plate; 7-latch sleeve; 8-latch; 9-insertion gap; 10-rectangular channel. DETAILED DESCRIPTION

[0025] The following examples can further illustrate the present invention, but are not intended to limit the present invention in any form.

[0026] Embodiment 1,

[0027] like Figure 1-Figure 5 As shown, a pre-buried flue installation device includes a pair of connecting baffles 1 and a pair of force baffles 2, the connecting baffles 1 and the force baffles 2 enclose a vertical rectangular channel 10, each force baffle 2 is connected to a C-shaped protective tube 3 on the outer wall, the C-shaped protective tube 3 is composed of a web 31 and wing plates 32 at both ends of the web 31, the open end of the C-shaped protective tube 3 faces the force baffle 2, and a telescopic plate 6 is arranged inside the C-shaped protective tube 3, and the telescopic plate 6 is vertically connected to the plug plate 61 and the limit plate 62. The connection composition is that the plug plate 61 is parallel to the cross section of the rectangular channel 10, the limit plate 62 is parallel to the force baffle plate 2, and the force baffle plate 2 is provided with a slot 9 for the plug plate 61 to pass through. A pressure spring 4 is provided between the inner wall of the web 31 of the C-shaped protective tube 3 and the limit plate 62 of the telescopic plate 6. A vertical latch sleeve 7 is provided on the outer wall of the force baffle plate 2. The latch sleeve 7 is located above the telescopic plate 6. A latch 8 is provided in the latch sleeve 7. The lower end of the latch 8 is blocked between the plug plate 61 and the slot 9.

[0028] Two ends of the limiting plate 62 slide against the inner side walls of the two wing plates 32 .

[0029] A spring positioning pile 5 is sleeved inside the pressure spring 4 , one end of the spring positioning pile 5 is connected to the inner wall of the web 31 of the C-shaped protective tube 3 , and a certain distance is left between the other end of the spring positioning pile 5 and the force baffle 2 .

[0030] There are two groups of pressure springs 4 and pressure spring positioning piles 5 in each C-shaped protective tube 3.

[0031] Two groups of latch sleeves 7 and latches 8 are arranged above each telescopic plate 6 .

[0032] The latch 8 is T-shaped.

[0033] The connecting baffle 1 and the stress baffle 2 are both made of 3mm thick steel plates, which are welded together to form a rectangular channel 10. The height of the connecting baffle 1 and the stress baffle 2 is the same as the thickness of the floor slab; the length of the connecting baffle 1 is the length of the short side of the flue design; the length of the stress baffle 2 is the length of the long side of the flue design.

[0034] The C-shaped protective tube 3 is made by welding a web 31 and a wing plate 32 with a thickness of 3 mm. The length of the C-shaped protective tube 3 is 100 mm shorter than the load-bearing baffle, the height of the web 31 is 50 mm, and the width of the wing plate 32 is 70 mm.

[0035] The spring positioning pile 5 is made of Φ6 steel bar and is 30mm long. Two spring positioning piles 5 are welded in each C-shaped protective tube 3. The spring positioning pile 5 is located at the height center of the C-shaped protective tube 3 and is 100mm away from the end of the web 31 of the C-shaped protective tube 3.

[0036] The pressure spring 5 is a finished Φ8 spring with a natural length of 85 mm. The pressure spring 5 is installed on the spring positioning pile 5.

[0037] The telescopic plate 6 is made by welding a plug plate 61 and a limit plate 62 with a thickness of 3 mm. The plug plate 61 has a width of 30 mm, and the limit plate 62 has a width of 43 mm.

[0038] The latch sleeve 7 is made of a Φ6 steel pipe, and its side wall is welded to the stress baffle 2.

[0039] The T-shaped latch 8 is vertically welded with two Φ6 steel bars.

[0040] Manufacturing method: Step 1: Weld two spring positioning piles 5 to the web 31 of the C-type protective tube 3, and then install the pressure spring on the positioning pile; Step 2: Weld the latch sleeve 7 to the force baffle 2, and insert the latch 8 into the latch sleeve 7; Step 3: Place the limit plate 62 of the telescopic plate 6 on the pressure spring 4; Step 4: Open a 4mm wide insertion seam 9 at the center of the two force baffles 2; Step 5: Weld the end of the wing plate 32 of the C-type protective tube 3 to the force baffle 2, so that the position of the insertion seam 9 corresponds to the position of the plug plate 62 of the telescopic plate 6; Step 6: Weld the two force baffles 2 to the two connecting baffles 1. The height of the welds in all the above welding parts is not less than 4mm.

[0041] A method for using a pre-buried flue installation device comprises the following steps:

[0042] A. Pre-buried the above-mentioned pre-buried flue installation device in the position of the building structure plate;

[0043] B. Before constructing the upper structural slab, the flue is installed in the rectangular passage 10 by using a tower crane as a vertical transport machine;

[0044] C. When the flue is in place, pull out the latch 8 upwards, and the telescopic plate 6 moves toward the force-bearing baffle 2 under the thrust of the pressure spring 4, so that the plug 61 of the telescopic plate 6 is inserted into the insertion slit 9 of the force-bearing baffle 2. Figure 6 , Figure 7 As shown, the flue is placed on two plug boards 61. At this time, the flat plug board 61 just serves as a load-relief plate for the flue on the upper floor, and the flue can be installed simultaneously when the structural plate is constructed.

[0045] In this way, the integrated installation of the flue is realized, the process of manual transportation and installation of the flue and hanging holes is eliminated, the construction quality is guaranteed, and there are no safety hazards, thus achieving the purpose of saving labor, saving resources and protecting the environment.

Claims

1. A pre-buried flue installation device, characterized in that: The invention comprises a pair of connecting baffles (1) and a pair of force-bearing baffles (2), wherein the connecting baffles (1) and the force-bearing baffles (2) enclose a vertical rectangular channel (10), wherein the outer wall of each force-bearing baffle (2) is connected to a C-shaped protective tube (3), wherein the C-shaped protective tube (3) is composed of a web (31) and wing plates (32) at both ends of the web (31), wherein the opening end of the C-shaped protective tube (3) faces the force-bearing baffle (2), wherein a telescopic plate (6) is arranged inside the C-shaped protective tube (3), wherein the telescopic plate (6) is composed of a plug plate (61) and a limit plate (62) vertically connected, wherein the plug plate (61) The cross section of the rectangular channel (10) is parallel to the limit plate (62) and the load-bearing baffle (2). The load-bearing baffle (2) is provided with an insertion slot (9) for the insertion plate (61) to pass through. A pressure spring (4) is provided between the inner side wall of the web (31) of the C-shaped protective tube (3) and the limit plate (62) of the telescopic plate (6). The outer side wall of the load-bearing baffle (2) is provided with a vertical latch sleeve (7). The latch sleeve (7) is located above the telescopic plate (6). A latch (8) is provided in the latch sleeve (7). The lower end of the latch (8) is blocked between the insertion plate (61) and the insertion slot (9).

2. The pre-buried flue installation device according to claim 1, characterized in that: The two ends of the limit plate (62) slide against the inner side walls of the two wing plates (32).

3. A pre-buried flue installation device according to claim 1 or 2, characterized in that: A spring positioning pile (5) is sleeved inside the pressure spring (4), one end of the spring positioning pile (5) is connected to the inner wall of the web (31) of the C-shaped protective tube (3), and a certain distance is left between the other end of the spring positioning pile (5) and the load-bearing baffle (2).

4. The pre-buried flue installation device according to claim 3, characterized in that: Two groups of pressure springs (4) and pressure spring positioning piles (5) are provided in each C-shaped protective tube (3).

5. The pre-buried flue installation device according to claim 4, characterized in that: Two sets of latch sleeves (7) and latches (8) are provided above each telescopic plate (6).

6. The pre-buried flue installation device according to claim 5, characterized in that: The latch (8) is T-shaped.

7. A method for using a pre-buried flue installation device, characterized in that The following steps are involved: A. Pre-buried a pre-buried flue installation device according to any one of claims 1 to 6 at a location on a building structural plate; B. Before constructing the upper structural slab, hoist and install the flue in the rectangular passage (10); C. When the flue is in place, the latch (8) is removed, and the telescopic plate (6) moves toward the force-bearing baffle (2) under the thrust of the pressure spring (4), so that the plug plate (61) of the telescopic plate (6) is inserted into the insertion gap (9) of the force-bearing baffle (2), and the flue is placed on the two plug plates (61).

Images