Ventilation pipeline connecting device

Abstract

The utility model discloses a ventilation pipeline connecting device which comprises a base plate which is of a square structure, and first lead screws are symmetrically embedded in the surface of the base plate. The other end of the first lead screw is fixedly connected with a fixing block, a positioning mechanism is arranged in the fixing block, and the positioning mechanism comprises a cavity embedded in the fixing block, a third lead screw is embedded in the surface of the fixing block, and the tail end of the third lead screw is inserted into the fixing block and rotationally connected with a first limiting block; the first limiting block is arranged in the cavity, and the surface of the cavity is fixedly connected with a rubber column. According to the ventilation pipeline connecting device convenient to install, a positioning mechanism is arranged, a pipeline can be conveniently installed, a second lead screw is rotated, the pipeline is fixed between a second limiting block and a second limiting block, a third lead screw is rotated, a side plate is driven to clamp the pipeline, a telescopic pipe is fixed to the surface of the pipeline, operation is more convenient, use is more convenient, and practicability is high. And the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation duct installation, in particular to a ventilation duct connecting device which is easy to install. Background Art

[0002] A safety hole is a building equipment that can meet both ventilation and safety requirements. The safety hole can ensure the air circulation in the building while ensuring the safety of the building. The safety hole has ventilation function, emergency escape function, anti-theft function and waterproof function: At the same time, the ventilation function can realize the flow and exchange of indoor air to achieve the ventilation effect. In high temperature seasons, ventilation and safety holes can effectively reduce the indoor temperature and improve people's comfort. When ventilating the safety hole, high-power axial flow fans and wind tubes need to be arranged at the hole entrance for ventilation. When ventilating, air needs to be transported through air ducts. However, when connecting the existing ventilation ducts, multiple bolts and nuts need to be used to complete the installation, which is inconvenient to fix the ducts. The installation operation is more laborious and the bolts and nuts need to be removed one by one, which is cumbersome to disassemble. Utility Model Content

[0003] The purpose of the utility model is to provide a ventilation duct connection device which is easy to install, so as to solve the problem proposed in the above background technology that the installation needs to be completed by the cooperation of multiple bolts and nuts, which is inconvenient to fix the duct, the installation operation is relatively laborious, and the bolts and nuts need to be removed one by one, and the disassembly is relatively cumbersome.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ventilation duct connection device, comprising a chassis configured as a square structure, and a screw rod 1 is symmetrically embedded in the surface of the chassis;

[0005] The other end of the screw rod one is fixedly connected to a fixed block, and a positioning mechanism is arranged inside the fixed block, and the positioning mechanism includes: a cavity is embedded in the interior of the fixed block, a screw rod three is embedded in the surface of the fixed block, and the end of the screw rod three is inserted into the fixed block and rotatably connected to the limiting block one, the limiting block one is arranged in the cavity, and a rubber column is fixedly connected to the surface of the cavity, and the end of the rubber column is fixedly connected to the limiting block two, the surface of the fixed block is symmetrically embedded with a screw rod two, and the end of the screw rod two is inserted into the cavity and connected to a side plate.

[0006] Preferably, a rotating mechanism is provided on the surface of the chassis, and the rotating mechanism includes: a sliding rod is fixedly connected to the bottom of the fixed block, and the other end of the sliding rod is inserted into the interior of the chassis, and a telescopic tube is fixedly connected between the limit block 1 and the limit block 2 on both sides.

[0007] By adopting the above technical solution, the rotating mechanism can perform steering installation on the two pipes, making it convenient to install the pipes at both ends.

[0008] Preferably, the interior of the chassis is provided with threads, and the chassis is threadedly connected to the screw rod.

[0009] By adopting the above technical solution, the screw rod is rotated to make the screw rod rotate inside the chassis, and the screw rod drives the fixed block to rotate.

[0010] Preferably, a groove is provided on the surface of the chassis, and the end of the slide rod is inserted into the interior of the chassis, and the chassis and the slide rod are slidably connected.

[0011] By adopting the above technical solution, when the fixed block rotates, it drives the sliding rod to rotate inside the groove of the chassis.

[0012] Preferably, a threaded ring is provided inside the fixing block, and the screw rod 3 is provided inside the threaded ring of the fixing block, and the screw rod 3 is threadedly connected to the fixing block.

[0013] By adopting the above technical solution, the screw rod three is rotated, and the screw rod three rotates along the thread inside the fixed block.

[0014] Preferably, threads are embedded on both sides of the fixed block, and the fixed block is threadedly connected to the second screw rod, the side panels are arranged as an arc structure, and the ends of the two side panels are arranged correspondingly, and the inner wall of the side panel is connected to the telescopic tube.

[0015] By adopting the above technical solution, the side plate fixes the side surface of the telescopic tube, and the second screw rod drives the side plate to move inward.

[0016] Preferably, the limit block 1 and the limit block 2 are both configured as arc structures, and the ends of the limit block 1 and the limit block 2 are correspondingly configured, the cavity is configured as a circular structure, and the end of the limit block 1 fits against the inner wall of the cavity.

[0017] By adopting the above technical solution, the first limit block moves downward to fix the pipeline on the surface of the second limit block.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the ventilation duct connection device which is easy to install:

[0019] 1. A positioning mechanism is provided to facilitate the installation of the pipeline. The second screw is rotated to fix the pipeline between the second limit block and the limit block. The third screw is rotated to drive the side plate to clamp the pipeline, so that the telescopic tube is fixed on the surface of the pipeline. The operation is more convenient, the use is more convenient, and the practicality of the device is increased.

[0020] 2. A rotating mechanism is set up to connect pipes in different directions. Hold the fixed block on one side and rotate it. The fixed block drives the screw to rotate inside the chassis. The fixed block rotates on the surface of the chassis. At this time, the direction of the fixed block is changed to make the pipe bend and shrink, which increases the convenience of using the device and the efficiency of decoration. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the three-dimensional structure of the limit block installation of the utility model;

[0023] Figure 3 This is a schematic diagram of the three-dimensional structure of the side panel installation of the utility model;

[0024] Figure 4 This is a schematic diagram of the installation structure of the telescopic tube of the utility model;

[0025] Figure 5 This is a schematic diagram of the three-dimensional structure of the screw rod installation of the utility model.

[0026] In the figure: 10, chassis;

[0027] 20, screw rod 1; 201, slide rod; 203, telescopic tube;

[0028] 30. Fixed block; 301. Cavity; 302. Limit block 1; 303. Rubber column; 304. Limit block 2; 305. Screw rod 2; 306. Side plate; 307. Screw rod 3. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-5 The utility model provides a technical solution: a ventilation duct connection device, including a chassis 10, a screw rod 20, a slide rod 201, a telescopic tube 203, a fixing block 30, a cavity 301, a limit block 1 302, a rubber column 303, a limit block 2 304, a screw rod 2 305, a side plate 306 and a screw rod 3 307;

[0031] The ventilation duct connection device can be changed according to the duct installation direction, and the specific implementation method is as follows:

[0032] The chassis 10 is set to a square structure, and a screw rod 20 is symmetrically embedded in the surface of the chassis 10. A rotating mechanism is set on the surface of the chassis 10, and the rotating mechanism includes: a sliding rod 201 is fixedly connected to the bottom of the fixed block 30, and the other end of the sliding rod 201 is inserted into the interior of the chassis 10, and a telescopic tube 203 is fixedly connected between the limit blocks 1 302 and the limit blocks 2 304 on both sides, a thread is set inside the chassis 10, and the chassis 10 and the screw rod 20 are threadedly connected, the limit blocks 1 302 and the limit blocks 2 304 are both set to arc structures, and the ends of the limit blocks 1 302 and the limit blocks 2 304 are set correspondingly, the cavity 301 is set to a circular structure, and the end of the limit block 1 302 is in contact with the inner wall of the cavity 301, the surface of the chassis 10 is set with a groove, and the end of the sliding rod 201 is inserted into the interior of the chassis 10, and the chassis 10 and the sliding rod 201 are slidably connected.

[0033] According to the direction of the pipeline, the fixed block 30 on one side is held and rotated, and the fixed block 30 drives the screw rod 20 to rotate, so that the screw rod 20 rotates along the thread inside the chassis 10. At this time, the screw rod 20 drives the fixed block 30 to rotate, and the end of the fixed block 30 drives the slide bar 201 to rotate, so that the end of the slide bar 201 rotates inside the groove of the chassis 10. When the fixed block 30 is rotated to a suitable angle, the fixed block 30 stops rotating. When rotating, the fixed block 30 drives the internal limit block 1 302 and the limit block 2 304 to rotate. The limit block 1 302 and the limit block 2 304 drive the telescopic tube 203 on the surface to rotate, so that the telescopic tube 203 contracts and bends.

[0034] The ventilation duct connection device is convenient for installing the duct, and the specific implementation method is as follows:

[0035] The other end of the screw rod 20 is fixedly connected to a fixed block 30, and a positioning mechanism is arranged inside the fixed block 30, and the positioning mechanism includes: a cavity 301 is embedded in the fixed block 30, a screw rod 307 is embedded in the surface of the fixed block 30, and the end of the screw rod 307 is inserted into the fixed block 30 and rotatably connected to the limited block 1 302, the limited block 1 302 is arranged in the cavity 301, and a rubber column 303 is fixedly connected to the surface of the cavity 301, and the end of the rubber column 303 is fixedly connected to the limited block 2 304, the surface of the fixed block 30 is symmetrically embedded with a screw rod 205, and the end of the screw rod 205 is inserted into the cavity 301 and connected to the side plate 306, the surface of the chassis 10 is provided with a groove, and the end of the sliding rod 201 is inserted into the The fixing block 30 is inserted into the interior of the chassis 10, and the chassis 10 is slidably connected to the sliding rod 201, a threaded ring is arranged inside the fixing block 30, and the screw rod three 307 is arranged inside the threaded ring of the fixing block 30, and the screw rod three 307 is threadedly connected to the fixing block 30, threads are embedded on both sides of the fixing block 30, and the fixing block 30 is threadedly connected to the screw rod two 305, the side plate 306 is arranged as an arc structure, and the ends of the two side plates 306 are arranged correspondingly, the inner wall of the side plate 306 and the telescopic tube 203, the limit block one 302 and the limit block two 304 are all arranged as arc structures, and the ends of the limit block one 302 and the limit block two 304 are arranged correspondingly, the cavity 301 is arranged as a circular structure, and the end of the limit block one 302 is in contact with the inner wall of the cavity 301.

[0036] Prevent one end of the pipe from being inside the cavity 301. At this time, the pipe is placed on the surface of the limit block 1 302. At this time, the end of the pipe is inserted into the interior of the telescopic tube 203. The screw rod 307 is held and rotated to rotate the screw rod 307 downward along the thread inside the fixing block 30. The screw rod 307 pushes the limit block 2 304 to move downward. The limit block 2 304 moves downward inside the cavity 301 so that the bottom of the limit block 2 304 fits the surface of the pipe. At the same time, the pipe is fixed inside the limit block 1 302 and the limit block 2 304. At this time, the limit block 2 304 and the limit block 1 302 are aligned with the pipe. The pipe is clamped to connect with the telescopic pipe 203. At this time, the screw rods 305 on both sides are rotated, and the screw rods 305 move inward along the threads inside the fixing block 30. The screw rods 305 push the side plates 306 on both sides to move inward, so that the ends of the side plates 306 contact the surface of the telescopic pipe 203. At this time, the screw rods 305 are continued to be rotated, and the screw rods 305 continue to push the side plates 306 to move inward. The side plates 306 drive the telescopic pipe 203 to move inward, so that the surface of the telescopic pipe 203 contacts the surfaces on both sides of the pipe, and the telescopic pipe 203 is fixed to the surface of the pipe to prevent gas leakage, thereby completing the installation of the pipe.

[0037] Working principle: When using the easy-to-install ventilation duct connection device, a limit block 302, a rubber column 303 and a limit block 304 are set to facilitate the installation of the duct. A screw rod 20, a sliding rod 201 and a telescopic tube 203 are set, which can be changed according to the installation direction of the duct, thereby increasing the overall practicality.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A ventilation duct connection device, comprising a chassis (10) configured as a square structure, and a screw rod (20) symmetrically embedded in the surface of the chassis (10); Features: The other end of the screw rod 1 (20) is fixedly connected to a fixed block (30), and a positioning mechanism is arranged inside the fixed block (30), and the positioning mechanism comprises: a cavity (301) is embedded inside the fixed block (30), a screw rod 3 (307) is embedded on the surface of the fixed block (30), and the end of the screw rod 3 (307) is inserted into the fixed block (30) and rotatably connected to the limit block 1 (302), the limit block 1 (302) is arranged in the cavity (301), and a rubber column (303) is fixedly connected to the surface of the cavity (301), and the end of the rubber column (303) is fixedly connected to the limit block 2 (304), and a screw rod 2 (305) is symmetrically embedded on the surface of the fixed block (30), and the end of the screw rod 2 (305) is inserted into the cavity (301) and connected to the side plate (306).

2. The ventilation duct connection device according to claim 1, characterized in that: The surface of the chassis (10) is provided with a rotating mechanism, and the rotating mechanism comprises: a sliding rod (201) is fixedly connected to the bottom of the fixed block (30), and the other end of the sliding rod (201) is inserted into the interior of the chassis (10), and a telescopic tube (203) is fixedly connected between the limit block 1 (302) and the limit block 2 (304) on both sides.

3. The ventilation duct connection device according to claim 2, characterized in that: The interior of the chassis (10) is provided with threads, and the chassis (10) is connected to the first screw rod (20) by threads.

4. The ventilation duct connection device according to claim 1, characterized in that: A groove is provided on the surface of the chassis (10), and the end of the sliding rod (201) is inserted into the interior of the chassis (10), and the chassis (10) and the sliding rod (201) are slidably connected.

5. The ventilation duct connection device according to claim 1, characterized in that: The fixing block (30) is provided with a threaded ring inside, and the screw rod three (307) is arranged inside the threaded ring of the fixing block (30), and the screw rod three (307) is threadedly connected to the fixing block (30).

6. The ventilation duct connection device according to claim 1, characterized in that: Threads are embedded in both sides of the fixing block (30), and the fixing block (30) is threadedly connected to the second screw rod (305). The side panels (306) are arranged in an arc-shaped structure, and the ends of the two side panels (306) are arranged correspondingly, and the inner wall of the side panel (306) is connected to the telescopic tube (203).

7. The ventilation duct connection device according to claim 2, characterized in that: The limit block 1 (302) and the limit block 2 (304) are both configured as arc-shaped structures, and the ends of the limit block 1 (302) and the limit block 2 (304) are configured correspondingly, the cavity (301) is configured as a circular structure, and the end of the limit block 1 (302) is in contact with the inner wall of the cavity (301).

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