High-pressure-resistance CPVC electric power protection tube with interlayer

Abstract

The utility model relates to the technical field of CPVC electric power protection tubes, in particular to a high-pressure-resistance CPVC electric power protection tube with an interlayer, which comprises a protection layer, the inner wall of the protection layer is rotatably connected with the outer wall of a locking piece, the outer wall of the protection layer is movably abutted against the inner wall of the interlayer, and when cables with different diameters are placed, the cables with different diameters can be fixed by rotating a shifting block. The shifting block rotates to drive the rotating shaft to rotate so as to drive the gear to rotate, the gear is meshed with the rack, the gear rotates to drive the rack to move in the rotating direction of the gear, and the rack pushes the supporting frame to move, so that cables with different diameters are fixed together in cooperation with the fixing frame. The threads of the connecting pipe and the threads of the threaded block are aligned and rotated, the connecting pipe and the threaded block are tightly combined together through threaded connection, meanwhile, the sealing ring plays a sealing role in the connecting process, external media are prevented from entering the pipelines, the connecting pipe can quickly connect and extend the two pipelines, and people can use the connecting pipe conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of CPVC electric power protection tubes, specifically to a high-pressure-resistant CPVC electric power protection tube with an interlayer. Background Art

[0002] CPVC power pipe is usually used as cable protection pipe. This product has the characteristics of high strength, good flexibility, high temperature resistance, corrosion resistance, flame retardancy, good insulation performance, no pollution, not easy to age, light weight and easy construction.

[0003] Currently, most CPVC power pipes on the market can usually only protect cables of fixed diameters. If a cable with a diameter that is too small is inserted, it may shake, and if a cable with a diameter that is too large is not inserted, it may not be able to be inserted, which is inconvenient for people to use. Utility Model Content

[0004] The purpose of the present invention is to provide a high-pressure-resistant CPVC power protection tube with an interlayer to solve the problems raised in the above-mentioned background technology. To achieve the above-mentioned purpose, the present invention provides the following technical solution: a high-pressure-resistant CPVC power protection tube with an interlayer, comprising a protective layer, the inner wall of the protective layer is rotatably connected to the outer wall of the locking member, and the outer wall of the protective layer is movably abutted against the inner wall of the interlayer.

[0005] The outer wall of the interlayer is fixedly connected to the inner wall of the outer layer, and the outer wall of the outer layer is threadedly connected to the inner wall of the connecting piece.

[0006] Preferably, the protective layer is composed of a protective tube, three supporting frames, a cable and three fixing frames, and the inner bottom wall of the protective tube is movably abutted against the outer bottom walls of the three supporting frames, the tops of the three supporting frames are movably abutted against the bottom of the cable, and the tops of the cables are movably abutted against the bottoms of the three fixing frames, the tops of the three fixing frames are fixedly connected to the inner top wall of the protective tube, and the three supporting frames and the fixing frames are linearly and equidistantly arranged on the inner wall of the protective tube.

[0007] Preferably, the locking member includes a rotating shaft, two toggle blocks, three gears and three racks, and the two ends of the rotating shaft are respectively fixedly connected to one side of the two toggle blocks, the outer wall of the rotating shaft is respectively fixedly connected to the inner walls of the three gears, and the three gears are linearly and equidistantly arranged on the outer wall of the rotating shaft, one gear and rack form a group, and the outer wall of each group of gears is meshed with the outer wall of the rack, the top of each group of racks is respectively fixedly connected to the bottom of the three support frames, and the outer wall of the rotating shaft is rotatably connected to the inner wall of the protective tube.

[0008] Preferably, the interlayer is composed of a load-bearing block, two reinforcing blocks, a filling block and a fixed block, and the inner walls of the load-bearing block, two reinforcing blocks, the filling block and the fixed block are movably abutted against the outer wall of the protective tube, and the load-bearing block, two reinforcing blocks, the filling block and the fixed block are distributed in a ring shape on the outer wall of the protective tube.

[0009] Preferably, the outer layer includes a threaded block and a pressure-resistant tube, and one side of the threaded block is fixedly connected to one side of the pressure-resistant tube, and the inner wall of the pressure-resistant tube is respectively fixedly connected to the outer walls of the load-bearing block, two reinforcement blocks and the fixed block.

[0010] Preferably, the connecting piece consists of a connecting pipe and two sealing rings, and both sides of the connecting pipe are fixedly connected to one side of the two sealing rings respectively, the other side of one of the sealing rings is movably abutted against one side of the pressure-resistant pipe, and the inner wall of the connecting pipe is threadedly connected to the outer wall of the threaded block.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] In the utility model, when placing cables of different diameters, the toggle block is rotated, and the rotation of the toggle block drives the rotating shaft to rotate, and then drives the gear to rotate. The gear is meshed with the rack, and the rotation of the gear drives the rack to move along the rotation direction of the gear. The rack pushes the support frame to move, thereby cooperating with the fixing frame to complete the fixation of cables of different diameters. When connecting, the thread of the connecting pipe is aligned with the thread of the thread block and rotated, so that the two are tightly combined together through the threaded connection. At the same time, the sealing ring plays a sealing role in the connection process to prevent external media from entering the connection and the inside of the pipeline. The two pipelines can be quickly connected and extended through the connecting pipe, which is convenient for people to use.

[0013] In the utility model, the load-bearing block bears the gravity of the protective pipe. The load-bearing block has high strength and rigidity, and can effectively disperse the pressure to reduce the concentration of local stress. The reinforcing block enhances the overall structure and stability by providing additional support. The filling block fills the gap to increase the density and pressure resistance. The filling block can reduce the impact of external pressure on the protective pipe, improve the pressure resistance of the entire pipeline, and increase the service life of the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is an exploded view of the utility model;

[0017] Figure 4 It is an exploded view of the locking member in the utility model.

[0018] In the figure: 1. protective layer; 101. protective tube; 102. three support frames; 103. cables; 104. three fixing frames; 2. locking piece; 201. rotating shaft; 202. two toggle blocks; 203. three gears; 204. three racks; 3. interlayer; 301. load-bearing block; 302. two reinforcing blocks; 303. filling block; 304. fixing block; 4. outer layer; 401. threaded block; 402. pressure-resistant tube; 5. connecting piece; 501. connecting tube; 502. two sealing rings. DETAILED DESCRIPTION

[0019] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 4 The utility model provides a technical solution: a high-pressure-resistant CPVC electric power protection tube with an interlayer, comprising a protective layer 1, the inner wall of the protective layer 1 is rotatably connected to the outer wall of a locking member 2, and the outer wall of the protective layer 1 is movably abutted against the inner wall of the interlayer 3.

[0021] The outer wall of the interlayer 3 is fixedly connected to the inner wall of the outer layer 4 , and the outer wall of the outer layer 4 is threadedly connected to the inner wall of the connecting piece 5 .

[0022] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the protective layer 1 is composed of a protective tube 101, three support frames 102, a cable 103 and three fixing frames 104, and the inner bottom wall of the protective tube 101 is movably abutted against the outer bottom walls of the three support frames 102, and the tops of the three support frames 102 are movably abutted against the bottom of the cable 103, and the tops of the cables 103 are movably abutted against the bottoms of the three fixing frames 104, and the tops of the three fixing frames 104 are fixedly connected to the inner top wall of the protective tube 101, and the three support frames 102 and the fixing frames 104 are linearly and equidistantly arranged on the inner wall of the protective tube 101, and the cable 103 is fixed by the upper and lower sides of the support frames 102 and the fixing frames 104, which provides support and fixation for the cable 103, and can reduce the movement of the cable 103 when subjected to external pressure or vibration, thereby protecting it from potential damage.

[0023] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the locking member 2 includes a rotating shaft 201, two toggle blocks 202, three gears 203 and three racks 204, and the two ends of the rotating shaft 201 are respectively fixedly connected to one side of the two toggle blocks 202, and the outer wall of the rotating shaft 201 is respectively fixedly connected to the inner walls of the three gears 203, and the three gears 203 are linearly and equidistantly arranged on the outer wall of the rotating shaft 201, and one gear 203 and rack 204 form a group, and the outer wall of each group of gears 203 is meshed with the outer wall of the rack 204, and the top of each group of racks 204 is respectively connected to the three support The bottom of the support frame 102 is fixedly connected, and the outer wall of the rotating shaft 201 is rotatably connected to the inner wall of the protective tube 101. When placing cables 103 of different diameters, by rotating the toggle block 202, the rotation of the toggle block 202 drives the rotating shaft 201 to rotate, and then drives the gear 203 to rotate. Through the engagement of the gear 203 with the rack 204, the rotation of the gear 203 will drive the rack 204 to move along the rotation direction of the gear 203, and the rack 204 pushes the support frame 102 to move, thereby cooperating with the fixing frame 104 to complete the fixation of cables 103 of different diameters.

[0024] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the interlayer 3 is composed of a load-bearing block 301, two reinforcement blocks 302, a filling block 303 and a fixed block 304, and the inner walls of the load-bearing block 301, the two reinforcement blocks 302, the filling block 303 and the fixed block 304 are all movably abutted against the outer wall of the protection tube 101, and the load-bearing block 301, the two reinforcement blocks 302, the filling block 303 and the fixed block 304 are distributed in a ring shape on the outer wall of the protection tube 101, the load-bearing block 301 bears the gravity of the protection tube 101, the load-bearing block has high strength and rigidity, and can effectively disperse the pressure to reduce the concentration of local stress, the reinforcement block 302 enhances the overall structure and stability by providing additional support, the filling block 303 fills the gap, increases the density and pressure resistance, and the filling block 303 can reduce the influence of external pressure on the protection tube 101 and improve the pressure resistance of the entire pipeline.

[0025] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the outer layer 4 includes a threaded block 401 and a pressure-resistant tube 402, and one side of the threaded block 401 is fixedly connected to one side of the pressure-resistant tube 402, and the inner wall of the pressure-resistant tube 402 is fixedly connected to the outer walls of the load-bearing block 301, the two reinforcement blocks 302 and the fixed block 304, respectively. The threads on the outer wall of the threaded block 401 enable the entire pipeline to be conveniently connected to other equipment, and the pressure-resistant tube 402 provides additional support and protection through its high-strength material, so that the entire protective tube can maintain its function and shape integrity in harsh external environments, thereby providing reliable protection for the cable.

[0026] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the connector 5 is composed of a connecting pipe 501 and two sealing rings 502, and the two sides of the connecting pipe 501 are fixedly connected to one side of the two sealing rings 502 respectively, and the other side of one of the sealing rings 502 is movably abutted against one side of the pressure-resistant pipe 402, and the inner wall of the connecting pipe 501 is threadedly connected to the outer wall of the threaded block 401. When connecting, the thread of the connecting pipe 501 is aligned with the thread of the threaded block 401 and rotated so that the two are tightly combined together through the threaded connection. At the same time, the sealing ring 502 plays a sealing role in the connection process to prevent external media from entering the connection and the inside of the pipeline. The two pipelines can be quickly connected and extended through the connecting pipe 501, which is convenient for people to use.

[0027] The use method and advantages of the utility model: When the high-pressure-resistant CPVC power protection pipe with interlayer is working, the working process is as follows:

[0028] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, when placing cables 103 of different diameters, by rotating the toggle block 202, the toggle block 202 rotates to drive the rotating shaft 201 to rotate, and then drives the gear 203 to rotate. The gear 203 is meshed with the rack 204, and the rotation of the gear 203 drives the rack 204 to move along the rotation direction of the gear 203. The rack 204 pushes the support frame 102 to move, thereby cooperating with the fixing frame 104 to complete the fixation of cables 103 of different diameters. When connecting, align the thread of the connecting pipe 501 with the thread of the thread block 401 and rotate them so that the two are tightly combined together through the threaded connection. At the same time, the sealing ring 502 plays a sealing role in the connection process to prevent external media from entering the connection and the inside of the pipeline. The two pipelines can be quickly connected and extended through the connecting pipe 501, which is convenient for people to use. The load-bearing block 301 bears the gravity of the protective tube 101. The load-bearing block has high strength and rigidity, and can effectively disperse the pressure to reduce the concentration of local stress. The reinforcing block 302 enhances the overall structure and stability by providing additional support. The filling block 303 fills the gap to increase the density and pressure resistance. The filling block 303 can reduce the impact of external pressure on the protective tube 101, improve the pressure resistance of the entire pipeline, and increase the service life of the pipeline.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-compression-resistant CPVC power protection tube with an interlayer, comprising a protective layer (1), characterized in that: The inner wall of the protective layer (1) is rotatably connected to the outer wall of the locking member (2), and the outer wall of the protective layer (1) is movably abutted against the inner wall of the interlayer (3); The outer wall of the interlayer (3) is fixedly connected to the inner wall of the outer layer (4), and the outer wall of the outer layer (4) is threadedly connected to the inner wall of the connecting piece (5).

2. The high-compression-resistant CPVC power protection tube with interlayer according to claim 1 is characterized by: The protective layer (1) is composed of a protective tube (101), three support frames (102), a cable (103) and three fixed frames (104), and the inner bottom wall of the protective tube (101) is movably abutted against the outer bottom walls of the three support frames (102), the tops of the three support frames (102) are movably abutted against the bottoms of the cables (103), and the tops of the cables (103) are movably abutted against the bottoms of the three fixed frames (104), the tops of the three fixed frames (104) are fixedly connected to the inner top wall of the protective tube (101), and the three support frames (102) and the fixed frames (104) are linearly and equidistantly arranged on the inner wall of the protective tube (101).

3. The high-compression-resistant CPVC power protection tube with interlayer according to claim 2 is characterized in that: The locking member (2) comprises a rotating shaft (201), two toggle blocks (202), three gears (203) and three racks (204), and the two ends of the rotating shaft (201) are respectively fixedly connected to one side of the two toggle blocks (202), the outer wall of the rotating shaft (201) is respectively fixedly connected to the inner walls of the three gears (203), and the three gears (203) are all linearly and equidistantly arranged on the outer wall of the rotating shaft (201), one gear (203) and rack (204) form a group, and the outer wall of each group of gears (203) is meshedly connected to the outer wall of the rack (204), the top of each group of racks (204) is respectively fixedly connected to the bottom of the three support frames (102), and the outer wall of the rotating shaft (201) is rotatably connected to the inner wall of the protective tube (101).

4. The high-compression-resistant CPVC power protection tube with interlayer according to claim 2 is characterized in that: The interlayer (3) is composed of a load-bearing block (301), two reinforcement blocks (302), a filling block (303) and a fixed block (304); the inner walls of the load-bearing block (301), the two reinforcement blocks (302), the filling block (303) and the fixed block (304) are all movably abutted against the outer wall of the protection tube (101); the load-bearing block (301), the two reinforcement blocks (302), the filling block (303) and the fixed block (304) are distributed in a ring-shaped manner on the outer wall of the protection tube (101).

5. The high-compression-resistant CPVC power protection tube with interlayer according to claim 4 is characterized in that: The outer layer (4) comprises a threaded block (401) and a pressure-resistant tube (402), and one side of the threaded block (401) is fixedly connected to one side of the pressure-resistant tube (402), and the inner wall of the pressure-resistant tube (402) is respectively fixedly connected to the outer walls of the load-bearing block (301), the two reinforcing blocks (302) and the fixed block (304).

6. The high-compression-resistant CPVC power protection tube with interlayer according to claim 1, characterized in that: The connecting piece (5) is composed of a connecting pipe (501) and two sealing rings (502), and the two sides of the connecting pipe (501) are fixedly connected to the one side of the two sealing rings (502) respectively, the other side of one of the sealing rings (502) is movably abutted against the one side of the pressure-resistant pipe (402), and the inner wall of the connecting pipe (501) is threadedly connected to the outer wall of the threaded block (401).

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