Ventilation pipeline construction device

Abstract

The utility model belongs to the technical field of ventilation pipelines, and particularly relates to a ventilation pipeline construction device which comprises a plurality of sets of hoisting mechanisms, the hoisting mechanisms are installed on a roof, each set of hoisting mechanism comprises a connecting base, and the connecting bases are installed on the roof; the supporting plate is located below the connecting base, and lower limiting plates are slidably connected to the two sides of the top of the supporting plate in the length direction of the supporting plate and used for adjusting the distance between the two lower limiting plates according to the width of the ventilation pipeline; the adjustable devices are installed on the sides, away from the ventilation pipeline, of the two lower limiting plates respectively, the sides, close to the tops, of the adjustable devices are provided with upper limiting plates facing the ventilation pipeline, one sides of the adjustable devices are connected with one ends of the upper limiting plates, and the extending ends of the other ends of the upper limiting plates extend towards the ventilation pipeline; according to the utility model, the fixed installation of ventilating ducts with different heights and widths can be realized.

Description

Technical Field

[0001] The utility model belongs to the technical field of ventilation ducts, and in particular relates to a carbon steel ventilation duct construction device. Background Art

[0002] Ventilation ducts are metal or composite pipes used in ventilation and air-conditioning projects in industrial and civil buildings. Ventilation ducts are a kind of infrastructure for air circulation and reducing the concentration of harmful gases. They are also an indispensable component in the ventilation system of modern buildings. Existing ventilation ducts are divided into the following materials: steel plate ducts, composite material ducts, color steel sandwich insulation board ducts and carbon steel ducts, etc. Ventilation ducts are mostly rectangular ducts. When hoisting, the hoisting tools are simple and can only meet the requirements of fixed width ventilation ducts.

[0003] For example, the Chinese patent with the publication number CN 219912045 U discloses a ventilation duct hanging structure, including a base and a hanging plate, the outer surfaces of both sides of the base are fixed with hanging plates, the hanging plates are connected to the ceiling through bolts, and the two hanging plates and the base are used to fix and install ventilation ducts of fixed width, but it cannot meet the requirements of fixing and installing ventilation ducts of different heights and widths, and has poor versatility;

[0004] It is necessary to design a ventilation duct construction device that can improve the above problems. Utility Model Content

[0005] The utility model aims to overcome the defects of the prior art and provide a ventilation duct construction device.

[0006] The utility model provides a ventilation duct construction device, comprising a hoisting mechanism, the hoisting mechanism is installed on the roof and is provided with a plurality of groups, each group of the hoisting mechanism comprises a connecting base, and the connecting base is installed on the roof;

[0007] A support plate, the support plate is located below the two connection bases, and lower limit plates are slidably connected to the top two sides of the support plate along the length direction thereof, and are used to adjust the distance between the two lower limit plates according to the width of the ventilation duct;

[0008] An adjustable device, wherein the two lower limit plates are respectively installed on one side away from the ventilation duct, an upper limit plate facing the ventilation duct is arranged on the side of the adjustable device close to the top, one side of the adjustable device is connected to one end of the upper limit plate, and the other end of the upper limit plate extends toward the ventilation duct, and is used to adjust the distance between the upper limit plate and the lower limit plate according to the height of the ventilation duct, the top of the adjustable device is connected to the bottom of the connecting base, and the bottom of the adjustable device is connected to the top of the support plate;

[0009] The adjustable device is provided with a limit component and a connection component;

[0010] The limit assembly passes through one end of the adjustable device and abuts against the surface of the lower limit plate away from the ventilation duct, and is used to limit the distance between the two lower limit plates according to the width of the ventilation duct; the connecting assembly is used to fix the distance between the upper limit plate and the lower limit plate according to the height of the ventilation duct;

[0011] Furthermore, a T-slot is provided on the top of the support plate, and protrusions matching with the T-slot are connected to both sides of the bottom of the lower limit plate, and the T-slot and the protrusions match;

[0012] Further, the adjustable device comprises a connecting sleeve and a connecting pipe, the bottom of the connecting sleeve is connected to the top of the support plate, the connecting pipe is nested in the connecting sleeve, and the connecting pipe is connected to the upper limit plate away from the sleeve end;

[0013] The side wall of the connecting sleeve is provided with a plurality of through holes, the side wall of the connecting pipe is provided with a plurality of adjustment holes corresponding to the through holes, and the connecting sleeve is connected to the sleeve end of the connecting pipe through a connecting assembly;

[0014] Further, the limit assembly includes two threaded rods respectively vertically threadedly connected to the two lower limit plates, one end of the threaded rod is pressed against the surface of the lower limit plate, and the other end of the threaded rod passes through the connecting pipe and the outer side wall of the connecting sleeve and is connected with a butterfly nut;

[0015] Furthermore, vertical shock absorbing components are provided on both sides of the connecting base;

[0016] Further, the vertical shock absorbing assembly includes a fixing rod vertically passing through both sides of the connecting base, the top end of the fixing rod is connected to the roof, the bottom end of the fixing rod is connected to a horizontal connecting plate, the fixing rod sleeve is provided with a spring, the top end of the spring abuts against the lower surface of the connecting base, and the bottom end of the spring abuts against the lower surface of the connecting plate;

[0017] Furthermore, a rubber protective pad is provided on the surface of the lower limit plate;

[0018] Compared with the prior art, the beneficial effects of the present invention are:

[0019] (1) The utility model hoisting mechanism comprises a support plate and an adjustable device. A connecting assembly and a limiting assembly are arranged on the adjustable device. The top of the support plate is slidably connected to two lower limiting plates, so that the distance between the two lower limiting plates can be flexibly adjusted according to the width of the ventilation duct, so as to meet the fixed installation of ventilation ducts of different heights. The ventilation duct is fixed between the upper limiting plate and the lower limiting plate by the connecting assembly; so as to meet the fixed installation of ventilation ducts of different heights;

[0020] (2) Vertical shock-absorbing components are arranged on both sides of the connecting base to buffer the vibration of the ventilation duct in the vertical direction. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The following drawings are only used to illustrate and explain the present invention, and are not intended to limit the scope of the present invention, wherein:

[0022] Figure 1 : A schematic diagram of the structure of the ventilation duct construction device of the utility model;

[0023] Figure 2 : The front view of the ventilation duct construction device of the utility model;

[0024] Figure 3 : Schematic diagram of the support plate structure of the utility model;

[0025] In the figure: 1-connecting base, 2-supporting plate, 3-lower limit plate, 4-upper limit plate, 5-ventilation duct, 6-connecting sleeve, 7-connecting pipe, 8-fixing rod, 9-connecting plate. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution, design method and advantages of the utility model clearer, the utility model is further described in detail through specific embodiments in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0027] like Figure 1-Figure 3 As shown, the utility model provides a ventilation duct construction device, including a hoisting mechanism, the hoisting mechanism is installed on the roof and is provided with a plurality of groups, each group of the hoisting mechanism includes a connecting base, and the connecting base 1 is installed on the roof;

[0028] A support plate 2, the support plate 2 is located below the two connection bases 1, and lower limit plates 3 are slidably connected to the top sides of the support plate 2 along the length direction thereof, and are used to adjust the distance between the two lower limit plates 3 according to the width of the ventilation duct;

[0029] An adjustable device, the two lower limit plates 3 are respectively installed on one side away from the ventilation duct 5, and an upper limit plate 4 facing the ventilation duct 5 is arranged on the side of the adjustable device close to the top, one side of the adjustable device is connected to one end of the upper limit plate 4, and the other end of the upper limit plate 4 extends toward the ventilation duct 5, and is used to adjust the distance between the upper limit plate 4 and the lower limit plate 3 according to the height of the ventilation duct, the top of the adjustable device is connected to the bottom of the connecting base 1, and the bottom of the adjustable device is connected to the top of the support plate 2;

[0030] The adjustable device is provided with a limit component and a connection component;

[0031] The limit assembly passes through one end of the adjustable device and abuts against the surface of the lower limit plate 3 away from the ventilation duct 5, and is used to limit the distance between the two lower limit plates 3 according to the width of the ventilation duct; the connecting assembly is used to fix the distance between the upper limit plate 4 and the lower limit plate 3 according to the height of the ventilation duct;

[0032] Furthermore, a T-shaped slot is provided on the top of the support plate 2, and protrusions matching the T-shaped slot are connected to both sides of the bottom of the lower limit plate 3, and the cooperation between the T-shaped slot and the protrusion is convenient for adjusting the distance between the two lower limit plates 3, so as to facilitate the distance between the two lower limit plates 3 to be limited according to the width of the ventilation duct, which is conducive to the installation and fixation of the ventilation duct;

[0033] Further, the adjustable device includes a connecting sleeve 6 and a connecting pipe 7, the bottom of the connecting sleeve 6 is connected to the top of the support plate 2, the connecting pipe 7 is nested in the connecting sleeve 6, and the connecting pipe 7 is connected to the upper limit plate 4 away from the sleeve end;

[0034] The side wall of the connecting sleeve 6 is provided with a plurality of through holes, and the side wall of the connecting pipe 7 is provided with a plurality of adjustment holes corresponding to the through holes. The connecting sleeve 6 is connected to the sleeve end of the connecting pipe 7 through a connecting assembly;

[0035] The connecting assembly includes a screw and a nut matched with the screw; the screw passes through the connecting sleeve and the connecting pipe and connects them through the matching nut;

[0036] Further, the limit assembly includes two threaded rods respectively vertically threadedly connected to the two lower limit plates 3, one end of the threaded rod is pressed against the surface of the lower limit plate 3, and the other end of the threaded rod passes through the connecting pipe 7 and the outer side wall of the connecting sleeve 6 and is connected with a butterfly nut;

[0037] Furthermore, vertical shock absorbing components are provided on both sides of the connecting base 1; when the ventilation duct is being hoisted, the airflow in the ventilation duct will hit the wall of the ventilation duct, causing the ventilation duct to vibrate, and the vertical vibration generated by the ventilation duct 5 is buffered by the vertical shock absorbing components;

[0038] Further, the vertical shock absorbing assembly includes a fixing rod 8 vertically passing through both sides of the connecting base 1, the top end of the fixing rod 8 is connected to the roof, the bottom end of the fixing rod 8 is fixedly connected to a horizontal connecting plate 9, the fixing rod 8 is sleeved with a spring, the top end of the spring abuts against the lower surface of the connecting base 1, and the bottom end of the spring abuts against the lower surface of the connecting plate 9;

[0039] In the process of hoisting the ventilation duct, the airflow in the ventilation duct will hit the wall of the ventilation duct, causing the ventilation duct to vibrate. The vertical vibration-absorbing assembly is provided with a fixed rod 8, a connecting plate 9 and a spring, which buffers the vibration in the vertical direction of the ventilation duct; the bottom end of the spring is fixedly connected to the lower surface of the connecting plate 9, so that the top rod 3 is slidably connected to the two fixed rods 8, and the vertical vibration generated by the ventilation duct 5 is buffered by the spring;

[0040] Furthermore, a rubber protective pad is provided on the surface of the lower limit plate 3 to protect the ventilation duct 5;

[0041] It is worth noting that the present application provides a lifting mechanism, which includes a support plate 2 and an adjustable device, on which a connecting assembly and a limiting assembly are arranged; the top of the support plate 2 is slidably connected to two lower limiting plates 3, the top of the support plate 2 is provided with a T-slot, and the two sides of the bottom of the lower limiting plate 3 are connected with protrusions that cooperate with the T-slot, and the cooperation between the T-slot and the protrusion is used to adjust the distance between the two lower limiting plates 3; thereby facilitating the distance between the two lower limiting plates 3 according to the width of the ventilation duct, and the ventilation duct is installed and fixed by driving the limiting assemblies on the two lower limiting plates 3; the adjustable device is connected to the upper limit plate 4 near the top side, which is used to flexibly adjust the distance between the lower limit plate 3 and the upper limit plate 4 according to the height of the ventilation duct, and the ventilation duct is fixed between the upper limit plate 4 and the lower limit plate 3 through the connecting assembly; thereby meeting the fixed installation of ventilation ducts of different heights and widths, making the construction device have good versatility;

[0042] In the present application, vertical shock absorbing components are arranged on both sides of the connecting base 1 to buffer the vibration of the ventilation duct in the vertical direction.

[0043] Working principle: When hoisting the ventilation duct 5, the top of the support plate 2 is slidably connected to the two lower limit plates 3. First, the lower limit plate 3 is pushed by the limit assembly to fix the ventilation duct 5 between the two lower limit plates 3 to meet the fixed installation of ventilation ducts of different widths. When installing the ventilation duct, after loosening the nut on the connecting assembly, the connecting pipe 7 can be moved up and down in the connecting sleeve 6 to adjust the distance between the upper limit plate 4 and the lower limit plate 3 on the connecting pipe 7 to meet the fixed installation of ventilation ducts of different heights; when hoisting, the top of the fixing rod 8 is passed through the connecting base 1 and connected to the roof to realize the hoisting of the entire hoisting mechanism, which has a simple structure and is convenient to hoist.

[0044] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or technical improvements in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A ventilation duct construction device, characterized in that: It includes a hoisting mechanism, which is installed on the roof and is provided in several groups, each group of the hoisting mechanism includes a connecting base, and the connecting base is installed on the roof; A support plate, the support plate is located below the connection base, and lower limit plates are slidably connected to the top two sides of the support plate along the length direction thereof, and are used to adjust the distance between the two lower limit plates according to the width of the ventilation duct; An adjustable device, wherein the two lower limit plates are respectively installed on one side away from the ventilation duct, an upper limit plate facing the ventilation duct is arranged on the side of the adjustable device close to the top, one side of the adjustable device is connected to one end of the upper limit plate, and the other end of the upper limit plate extends toward the ventilation duct, and is used to adjust the distance between the upper limit plate and the lower limit plate according to the height of the ventilation duct, the top of the adjustable device is connected to the bottom of the connecting base, and the bottom of the adjustable device is connected to the top of the support plate; The adjustable device is provided with a limit component and a connection component; The limit assembly passes through one end of the adjustable device and abuts against the surface of the lower limit plate away from the ventilation duct, and is used to limit the distance between the two lower limit plates according to the width of the ventilation duct; the connecting assembly is used to fix the distance between the upper limit plate and the lower limit plate according to the height of the ventilation duct.

2. A ventilation duct construction device according to claim 1, characterized in that: The top of the support plate is provided with a T-shaped slot, and both sides of the bottom of the lower limit plate are connected with protrusions that match the T-shaped slot, and the T-shaped slot and the protrusions match each other.

3. A ventilation duct construction device according to claim 1, characterized in that: The adjustable device comprises a connecting sleeve and a connecting pipe, the bottom of the connecting sleeve is connected to the top of the support plate, the connecting pipe is nested in the connecting sleeve, and the connecting pipe is connected to the upper limit plate at the end away from the sleeve; The side wall of the connecting sleeve is provided with a plurality of through holes, the side wall of the connecting pipe is provided with a plurality of adjustment holes corresponding to the through holes, and the connecting sleeve is connected to the sleeve end of the connecting pipe through a connecting assembly.

4. A ventilation duct construction device according to claim 3, characterized in that: The limit assembly includes two threaded rods respectively vertically threadedly connected to the two lower limit plates, one end of the threaded rod is pressed against the surface of the lower limit plate, and the other end of the threaded rod passes through the connecting pipe and the outer side wall of the connecting sleeve and is connected with a butterfly nut.

5. A ventilation duct construction device according to claim 1, characterized in that: Vertical shock absorbing components are arranged on both sides of the connecting base.

6. A ventilation duct construction device according to claim 5, characterized in that: The vertical shock absorbing assembly includes a fixing rod vertically passing through both sides of the connecting base, the top end of the fixing rod is connected to the roof, the bottom end of the fixing rod is connected to a horizontal connecting plate, the fixing rod sleeve is provided with a spring, the top end of the spring abuts against the lower surface of the connecting base, and the bottom end of the spring abuts against the lower surface of the connecting plate.

7. A ventilation duct construction device according to claim 1, characterized in that: A rubber protective pad is arranged on the surface of the lower limit plate.

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