Polyethylene cable high-temperature cracking gas collection and detection equipment
By designing a high-temperature cracking gas collection and detection equipment for polyethylene cables, using activated carbon blocks to adsorb harmful gases and shooting components to visually observe the inside of the cable well, solving the problem that existing equipment cannot adsorb harmful gases and observe the inside of the cable well, achieving efficient gas detection and environmental protection.
Patent Information
- Application Number
- CN202411541219.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-31
- Publication Date
- 2025-01-17
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Existing gas collection and testing equipment cannot effectively adsorb harmful gases when detecting gases inside the cable well, and cannot intuitively observe the internal conditions of the cable well, resulting in low environmental pollution and detection efficiency.
A polyethylene cable high-temperature cracking gas collection and detection equipment is designed, including PLC controller, gas sensor, pumping assembly, shooting assembly and adsorption assembly. Through pumping and shooting functions, it is possible to observe the inside of the cable well with harmful adsorption using activated carbon blocks. Gas, reduce the content of harmful substances in the gas.
Effective adsorption and intuitive detection of gases inside the cable well are achieved, the content of harmful gases is reduced, environmental pollution is avoided, and detection efficiency and user operation convenience are improved.
Smart Images
Figure CN119322152A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of cable maintenance, in particular to a polyethylene cable high-temperature cracking gas collection and detection device. Background Art
[0002] The polyethylene cable in the cable well is usually a rope-like cable made of several or several groups of conductors (at least two in each group), each group of conductors is insulated from each other and often twisted around a center, and the entire outside is covered with a highly insulating covering; Since polyethylene cables will crack at high temperatures and produce a variety of gases, such as hydrogen, carbon monoxide, carbon dioxide, etc., gas collection and detection equipment is used to detect the gas inside the cable well when troubleshooting polyethylene cables. However, the existing gas collection and detection equipment directly discharges the gas inside the cable well after collecting and detecting the gas inside the cable well, which is easy to pollute the environment. At the same time, the user cannot directly observe the situation inside the cable well during the detection process. For this reason, we propose a polyethylene cable high-temperature cracking gas collection and detection equipment. Summary of the invention
[0003] The technical problem to be solved by the present invention is to overcome the existing defects and provide a polyethylene cable high-temperature cracking gas collection and detection device, which can adsorb the exhausted gas and reduce the harmful gas content inside the gas. At the same time, it can facilitate users to intuitively observe the situation inside the cable well, which can effectively solve the problems in the background technology.
[0004] To achieve the above-mentioned object, the present invention provides the following technical solutions: a polyethylene cable high temperature cracking gas collection and detection device, comprising a mounting frame and a detection component; Installation frame: A PLC controller is installed on the front side, a groove is provided on the upper side of the installation frame, a display is installed inside the groove, a battery and a data storage device are installed on the upper side of the installation frame, an exhaust assembly is installed on the side of the installation box, and two corresponding adsorption assemblies are connected to the front side of the exhaust assembly; Detection component: comprising a mounting plate, a gas sensor, a connecting pipe, a conical tube and an air guide frame, wherein a mounting plate is fixed to the lower end of the interior of the mounting frame, and evenly distributed gas sensors are installed on the lower side of the mounting plate, and an air inlet is opened on the lower side of the mounting frame, and a connecting pipe is fixed inside the air inlet, and a conical tube is fixed to the lower end of the inner surface of the connecting pipe, and an air guide frame is fixed to the lower side of the conical tube, and two corresponding support components are installed on the left and right sides of the air guide frame, and an adjustment component and an air extraction component are installed inside the air guide frame, and the adjustment component and the air extraction component cooperate with each other, and the gas inside the cable well is detected by setting the detection component; Wherein: the input end of the PLC controller is electrically connected to the output end of the battery, the PLC controller is bidirectionally electrically connected to the data storage device and the gas sensor respectively, and the input end of the display is electrically connected to the output end of the PLC controller.
[0005] Furthermore, the exhaust component includes a mounting seat, an exhaust fan and a connecting frame. The connecting frame is slidably connected to the inside of the air guide frame. A mounting seat is fixed to the upper side of the inside of the connecting frame. An exhaust fan is installed on the lower side of the mounting seat. The input end of the exhaust fan is electrically connected to the output end of the PLC controller, and exhaust is performed by setting up the exhaust component.
[0006] Furthermore, the adjusting component includes a bar groove, a moving block, a limit rod, a threaded rod and a motor, two corresponding bar grooves are provided on the front and rear sides of the air guide frame, and the moving blocks are slidably connected inside the bar grooves, and the two moving blocks are respectively fixed on the front and rear sides of the connecting frame, and a threaded hole is provided in the middle of the moving block on the front side, and the threaded hole is threadedly connected to a threaded rod inside, and the threaded rod is rotatably connected to the inside of the bar groove on the front side, and a connecting groove is provided on the upper side of the air guide frame, and a motor is installed inside the connecting groove, and the output shaft of the motor is fixed to the upper end of the threaded rod, and a limit hole is provided in the middle of the moving block on the rear side, and the limit hole is slidably connected to the limit rod inside, and the limit rod is fixed inside the strip groove on the rear side, and the input end of the motor is electrically connected to the output end of the PLC controller, and the height of the connecting frame is adjusted by setting the adjusting component.
[0007] Furthermore, it also includes a shooting component, which includes a mounting bar, a camera and a fill light. The mounting bar is fixed to the lower end of the interior of the connecting frame, and the camera and two corresponding fill lights are installed on the lower side of the mounting bar. The camera is bidirectionally electrically connected to an external PLC controller, and the input end of the fill light is electrically connected to the output end of the PLC controller. The interior of the cable well is photographed by setting the shooting component.
[0008] Furthermore, the support assembly includes a rotating shaft, a connecting frame, a slide plate, an anti-skid groove and a torsion spring. Two corresponding rotating holes are provided at the left and right ends of the front side of the air guide frame. The rotating shaft is rotatably connected inside the rotating hole. A connecting frame is fixed on the circumferential surface of the rotating shaft. A slide plate is slidably connected inside the connecting frame. The side surface of the slide plate is provided with evenly distributed anti-skid grooves. Four corresponding supporting grooves are provided on the left and right sides of the air guide frame. Torsion springs are arranged inside the supporting grooves. The four torsion springs are respectively sleeved on the circumferential surfaces of the two rotating shafts. One end of the torsion spring is fixed on the circumferential surface of the rotating shaft, and the other end of the torsion spring is fixed inside the support groove. The air guide frame is supported by setting a support assembly.
[0009] Furthermore, it also includes a blocking component, which includes a conical frame and a blocking grille. The conical frame is fixed on the lower side of the connecting frame, and the blocking grille is fixed inside the conical frame. The blocking component is provided to prevent debris inside the cable well from entering the interior of the connecting frame.
[0010] Furthermore, the exhaust assembly includes a U-shaped exhaust pipe, a connecting pipe and a U-shaped connecting pipe. The U-shaped exhaust pipe is fixed inside the exhaust port arranged on the left and right sides of the mounting frame. The connecting pipe is fixed at the lower end of the surface of the U-shaped exhaust pipe. The U-shaped connecting pipe is fixed at the lower end of the connecting pipe. The U-shaped exhaust pipe, connecting pipe and U-shaped connecting pipe are communicated with each other, and exhaust is performed by setting up the exhaust assembly.
[0011] Furthermore, it also includes an adsorption component, which includes an air outlet box, a mesh frame and an activated carbon block. Two air outlet boxes are provided, and exhaust holes are provided on the rear side of the air outlet box. The two ends of the U-shaped connecting pipe are respectively fixed inside the two exhaust holes. A mesh frame is fixed inside the air outlet box, and the gap between the mesh frame and the inner wall of the air outlet box is filled with activated carbon blocks. The harmful substances in the gas are adsorbed by setting the adsorption component.
[0012] Furthermore, a handle is fixed on the front side of the air guide frame, and a rubber sleeve is fixed on the circumferential surface of the handle, so that the user can lift the air guide frame by the handle.
[0013] Furthermore, evenly distributed openings are provided on the side surface of the connection frame, and a rubber sealing frame is fixed inside the opening. By providing the rubber sealing frame, air leakage can be effectively avoided.
[0014] Compared with the prior art, the beneficial effects of the present invention are: the polyethylene cable high temperature cracking gas collection and detection equipment has the following advantages: 1. Adjust the height of the connection frame by setting the adjustment component, so that the connection frame can be inserted into the cable well. After insertion, flip the two connection frames, and then place the two connection frames and two slides at the wellhead of the cable well. After placement, start the exhaust fan to draw the gas inside the cable well into the lower end of the installation frame. In this case, the gas sensor located at the lower end of the installation frame can detect the extracted gas content, and display it on the display after detection. In this case, the situation inside the cable well can be known; 2. By setting up the shooting component, two fill lights can be started to illuminate the situation inside the cable well during the gas extraction process. After the illumination, the camera is started to shoot the inside of the cable well, and the shooting is displayed on the display. In this case, the user can intuitively know the situation inside the cable well; 3. By setting up the exhaust component, after the gas inside the cable well is detected, the gas will enter the inside of the connecting pipe through the U-shaped exhaust pipe, and the gas entering the inside of the connecting pipe will enter the inside of the two air outlet boxes through the U-shaped connecting pipe. At this time, the activated carbon blocks located inside the two air outlet boxes adsorb the harmful substances in the gas, and after adsorption, the content of harmful gases in the gas can be effectively reduced. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the front structure of the present invention; Figure 2 A schematic diagram of the structure of the vacuum assembly of the present invention; Figure 3 This is a schematic diagram of the structure of the regulating component of the present invention; Figure 4 This is a schematic diagram of the structure of the barrier component of the present invention; Figure 5 This is a schematic diagram of the support assembly structure of the present invention; Figure 6 It is a schematic diagram of the structure of the adsorption component of the present invention.
[0016] In the figure: 1 mounting frame, 2 detection component, 21 mounting plate, 22 gas sensor, 23 connecting pipe, 24 conical pipe, 25 air guide frame, 3 adjustment component, 31 strip groove, 32 moving block, 33 limit rod, 34 threaded rod, 35 motor, 4 shooting component, 41 mounting bar, 42 camera, 43 fill light, 5 support component, 51 rotating shaft, 52 connecting frame, 53 slide plate, 54 anti-skid groove, 55 torsion spring, 6 barrier component, 61 conical frame, 62 barrier grille, 7 exhaust component, 71 U-shaped exhaust pipe, 72 connecting pipe, 73 U-shaped connecting pipe, 8 adsorption component, 81 air outlet box, 82 mesh frame, 83 activated carbon block, 9 exhaust component, 91 mounting seat, 92 exhaust fan, 93 connecting frame, 10 handle, 11 rubber sleeve, 12 PLC controller, 13 display, 14 battery, 15 data storage, 16 rubber sealing frame. DETAILED DESCRIPTION
[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0018] See also Figure 1-6 ,This embodiment provides a technical solution: a polyethylene cable high temperature cracking gas collection and detection device, including a mounting frame 1 and a detection component 2; Installation frame 1: A PLC controller 12 is installed on the front side, a groove is provided on the upper side of the installation frame 1, a display 13 is installed inside the groove, a battery 14 and a data storage 15 are installed on the upper side of the interior of the installation frame 1, an exhaust assembly 7 is installed on the side of the installation box 1, and two corresponding adsorption assemblies 8 are connected to the front side of the exhaust assembly 7. The exhaust assembly 7 includes a U-shaped exhaust pipe 71, a connecting pipe 72 and a U-shaped connecting pipe 73. The exhaust ports provided on the left and right sides of the installation frame 1 are fixed with U-shaped exhaust pipes 71, and the lower end of the surface of the U-shaped exhaust pipe 71 is fixed with a connecting pipe 72. The lower end of the connecting pipe 72 is fixed with a U-shaped exhaust pipe 71. A U-shaped connecting pipe 73 is fixed at the end, the U-shaped exhaust pipe 71, the connecting pipe 72 and the U-shaped connecting pipe 73 are connected, and an adsorption component 8 is also included. The adsorption component 8 includes an air outlet box 81, a mesh frame 82 and an activated carbon block 83. Two air outlet boxes 81 are provided, and an exhaust hole is provided on the rear side of the air outlet box 81. The two ends of the U-shaped connecting pipe 73 are respectively fixed inside the two exhaust holes. A mesh frame 82 is fixed inside the air outlet box 81, and the gap between the mesh frame 82 and the inner wall of the air outlet box 81 is filled with an activated carbon block 83. The harmful substances in the gas are adsorbed by setting the adsorption component 8, and the exhaust component 7 is provided to exhaust the gas; Detection component 2: includes a mounting plate 21, a gas sensor 22, a connecting pipe 23, a conical tube 24 and an air guide frame 25. The mounting plate 21 is fixed to the lower end of the interior of the mounting frame 1. The evenly distributed gas sensors 22 are installed on the lower side of the mounting plate 21. An air inlet is opened on the lower side of the mounting frame 1. A connecting pipe 23 is fixed inside the air inlet. A conical tube 24 is fixed to the lower end of the inner surface of the connecting pipe 23. An air guide frame 25 is fixed to the lower side of the conical tube 24. Two corresponding support components 5 are installed on the left and right sides of the air guide frame 25. An adjustment component 3 and an air extraction component 9 are installed inside the air guide frame 25. The adjustment component 3 and the air extraction component 9 cooperate. The air extraction component 9 includes a mounting seat 91, an exhaust fan 92 and a connecting frame 93. The inner sliding surface of the air guide frame 25 is provided with a plurality of corresponding support components 5. The adjustment component 3 and the air extraction component 9 cooperate. The air extraction component 9 includes a mounting seat 91, an exhaust fan 92 and a connecting frame 93. The air guide frame 25 is movably connected with a connecting frame 93, a mounting seat 91 is fixed on the upper side of the connecting frame 93, an exhaust fan 92 is installed on the lower side of the mounting seat 91, and the input end of the exhaust fan 92 is electrically connected to the output end of the PLC controller 12. The adjusting component 3 includes a strip groove 31, a moving block 32, a limit rod 33, a threaded rod 34 and a motor 35. Two corresponding strip grooves 31 are provided on the front and rear sides of the air guide frame 25, and the moving blocks 32 are slidably connected inside the strip groove 31. The two moving blocks 32 are respectively fixed on the front and rear sides of the connecting frame 93. A threaded hole is provided in the middle of the moving block 32 on the front side, and a threaded rod 34 is threadedly connected inside the threaded hole. The threaded rod 34 is rotatably connected to the inside of the strip groove 31 on the front side. A connecting groove is provided on the upper side of the air guide frame 25 A motor 35 is installed inside the connecting groove, and the output shaft of the motor 35 is fixed to the upper end of the threaded rod 34. A limiting hole is opened in the middle of the rear moving block 32. The limiting hole is slidably connected to the limiting rod 33 inside the limiting hole. The limiting rod 33 is fixed inside the strip groove 31 on the rear side. The input end of the motor 35 is electrically connected to the output end of the PLC controller 12. It also includes a shooting component 4, which includes a mounting bar 41, a camera 42 and a fill light 43. The lower end of the connection frame 93 is fixed with a mounting bar 41, and the lower side of the mounting bar 41 is installed with a camera 42 and two corresponding fill lights 43. The camera 42 is bidirectionally electrically connected to the external PLC controller 12, and the input end of the fill light 43 is electrically connected to the output end of the PLC controller 12. The support group Component 5 comprises a rotating shaft 51, a connecting frame 52, a slide plate 53, an anti-skid groove 54 and a torsion spring 55. Two corresponding rotating holes are provided at the left and right ends of the front side of the air guide frame 25. The rotating shaft 51 is rotatably connected inside the rotating hole. The connecting frame 52 is fixed on the circumferential surface of the rotating shaft 51. The slide plate 53 is slidably connected inside the connecting frame 52. The side surface of the slide plate 53 is provided with evenly distributed anti-skid grooves 54. Four corresponding supporting grooves are provided on the left and right sides of the air guide frame 25. Torsion springs 55 are arranged inside the supporting grooves. The four torsion springs 55 are respectively sleeved on the circumferential surfaces of the two rotating shafts 51. One end of the torsion spring 55 is fixed on the circumferential surface of the rotating shaft 51, and the other end of the torsion spring 55 is fixed inside the supporting groove. It also includes a blocking component 6.The barrier component 6 includes a conical frame 61 and a barrier grille 62. The conical frame 61 is fixed to the lower side of the connection frame 93, and the barrier grille 62 is fixed inside the conical frame 61. The barrier component 6 is provided to prevent debris inside the cable well from entering the inside of the connection frame 93. The support component 5 is provided to support the air guide frame 25. The shooting component 4 is provided to shoot the inside of the cable well. The height of the connection frame 93 is adjusted by providing the adjustment component 31. The exhaust component 9 is provided to exhaust air. The detection component 2 is provided to detect the gas inside the cable well. The input end of the PLC controller 12 is electrically connected to the output end of the battery 14 , the PLC controller 12 is bidirectionally electrically connected to the data storage 15 and the gas sensor 22 , respectively, and the input end of the display 13 is electrically connected to the output end of the PLC controller 12 .
[0019] A handle 10 is fixed to the front side of the air guide frame 25 , and a rubber sleeve 11 is fixed to the circumferential surface of the handle 10 . The user can lift the air guide frame 25 through the handle 10 .
[0020] The side surface of the connection frame 93 is provided with evenly distributed openings, and a rubber sealing frame 16 is fixed inside the opening. The rubber sealing frame 16 can effectively prevent air leakage.
[0021] The working principle of a polyethylene cable high-temperature cracking gas collection and detection device provided by the present invention is as follows: first, insert the gas guide frame 25 into the interior of the cable well, flip the two connecting frames 52 after insertion, and then place the two connecting frames 52 and the two slides 53 at the wellhead of the cable well, and then start the motor 35 according to the depth of the cable well to rotate the threaded rod 34, and the rotation of the threaded rod 34 drives the connecting frame 93 to move, so that the height of the connecting frame 93 can be adjusted, and after the adjustment is completed, the exhaust fan 92 is started to draw the gas inside the cable well into the lower end of the installation frame 1, and in this case, the gas sensor 22 located at the lower end of the installation frame 1 can detect the extracted gas content, and after detection, the display 13 is displayed. The display is performed so that the situation inside the cable well can be known. During the air extraction process, the two fill lights 43 can be started to illuminate the situation inside the cable well. After illumination, the camera 42 is started to shoot the inside of the cable well, which is then displayed through the display 13. In this way, the user can intuitively know the situation inside the cable well. After detecting the gas inside the cable well, the gas will enter the interior of the connecting pipe 72 through the U-shaped exhaust pipe 71, and the gas entering the connecting pipe 72 will enter the interior of the two air outlet boxes 81 through the U-shaped connecting pipe 73. At this time, the activated carbon block 83 located inside the two air outlet boxes 81 adsorbs harmful substances in the gas, and the content of harmful gases in the gas can be effectively reduced after adsorption.
[0022] It is worth noting that the PLC controller 12 disclosed in the above embodiment is specifically a Siemens S7-200 model, and the motor 35, camera 42, fill light 43, exhaust fan 92, display 13, battery 14 and data sensor 15 can be freely configured according to the actual application scenario. The PLC controller 12 controls the motor 35, fill light 43, exhaust fan 92 and display 13 using methods commonly used in the prior art.
[0023] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A polyethylene cable high temperature cracking gas collection and detection device, characterized in that: It comprises a mounting frame (1) and a detection component (2); Mounting frame (1): a PLC controller (12) is mounted on the front side, a groove is formed on the upper side of the mounting frame (1), a display (13) is mounted inside the groove, a storage battery (14) and a data storage device (15) are mounted on the upper side of the mounting frame (1), an exhaust assembly (7) is mounted on the side of the mounting box (1), and two corresponding adsorption assemblies (8) are connected to the front side of the exhaust assembly (7); The detection component (2) comprises a mounting plate (21), a gas sensor (22), a connecting tube (23), a conical tube (24) and an air guide frame (25), wherein the mounting plate (21) is fixed to the lower end of the interior of the mounting frame (1), and the gas sensors (22) are evenly distributed and mounted on the lower side of the mounting plate (21), and an air inlet is provided on the lower side of the mounting frame (1), and a connecting tube (23) is fixed inside the air inlet, and a conical tube (24) is fixed at the lower end of the inner surface of the connecting tube (23), and an air guide frame (25) is fixed on the lower side of the conical tube (24), and two corresponding support components (5) are mounted on the left and right sides of the air guide frame (25), and an adjustment component (3) and an air extraction component (9) are mounted inside the air guide frame (25), and the adjustment component (3) and the air extraction component (9) cooperate with each other; The input end of the PLC controller (12) is electrically connected to the output end of the battery (14), the PLC controller (12) is bidirectionally electrically connected to the data storage device (15) and the gas sensor (22), and the input end of the display (13) is electrically connected to the output end of the PLC controller (12).
2. A polyethylene cable high temperature cracking gas collection and detection device according to claim 1, characterized in that: The exhaust assembly (9) comprises a mounting seat (91), an exhaust fan (92) and a connecting frame (93); the interior of the air guide frame (25) is slidably connected to the connecting frame (93); the mounting seat (91) is fixed on the upper side of the interior of the connecting frame (93); the exhaust fan (92) is installed on the lower side of the mounting seat (91); and the input end of the exhaust fan (92) is electrically connected to the output end of the PLC controller (12).
3. A polyethylene cable high temperature cracking gas collection and detection device according to claim 2, characterized in that: The adjustment assembly (3) comprises a strip groove (31), a moving block (32), a limiting rod (33), a threaded rod (34) and a motor (35); two corresponding strip grooves (31) are provided on the front and rear sides of the interior of the air guide frame (25); the interior of the strip groove (31) is slidably connected with a moving block (32); the two moving blocks (32) are respectively fixed on the front and rear sides of the connection frame (93); a threaded hole is provided in the middle of the moving block (32) on the front side; the interior of the threaded hole is threadedly connected with a threaded rod (34); the threaded rod ( 34) is rotatably connected to the inside of the front strip groove (31), a connecting groove is provided on the upper side of the air guide frame (25), a motor (35) is installed inside the connecting groove, an output shaft of the motor (35) is fixed to the upper end of the threaded rod (34), a limiting hole is provided in the middle of the rear moving block (32), a limiting rod (33) is slidably connected to the inside of the limiting hole, the limiting rod (33) is fixed to the inside of the rear strip groove (31), and the input end of the motor (35) is electrically connected to the output end of the PLC controller (12).
4. A polyethylene cable high temperature cracking gas collection and detection device according to claim 2, characterized in that: The invention also comprises a shooting component (4), wherein the shooting component (4) comprises a mounting bar (41), a camera (42) and a fill light (43); the mounting bar (41) is fixed to the lower end of the interior of the connection frame (93); the camera (42) and two corresponding fill lights (43) are mounted on the lower side of the mounting bar (41); the camera (42) is bidirectionally electrically connected to an external PLC controller (12); and the input end of the fill light (43) is electrically connected to the output end of the PLC controller (12).
5. The polyethylene cable high temperature cracking gas collection and detection equipment according to claim 1, characterized in that: The support assembly (5) comprises a rotating shaft (51), a connecting frame (52), a slide plate (53), an anti-skid groove (54) and a torsion spring (55). Two corresponding rotating holes are provided at the left and right ends of the front side of the air guide frame (25). The rotating shaft (51) is rotatably connected inside the rotating hole. The connecting frame (52) is fixed on the circumferential surface of the rotating shaft (51). The slide plate (53) is slidably connected inside the connecting frame (52). The side surface of the slide plate (53) is provided with evenly distributed anti-skid grooves (54). Four corresponding supporting grooves are provided on the left and right sides of the air guide frame (25). Torsion springs (55) are provided inside the supporting grooves. The four torsion springs (55) are respectively sleeved on the circumferential surfaces of the two rotating shafts (51). One end of the torsion spring (55) is fixed on the circumferential surface of the rotating shaft (51), and the other end of the torsion spring (55) is fixed inside the supporting groove.
6. The polyethylene cable high temperature cracking gas collection and detection equipment according to claim 2, characterized in that: It also comprises a blocking component (6), the blocking component (6) comprising a conical frame (61) and a blocking grille (62), the conical frame (61) being fixed to the lower side of the connecting frame (93), and the blocking grille (62) being fixed inside the conical frame (61).
7. The polyethylene cable high temperature cracking gas collection and detection equipment according to claim 1, characterized in that: The exhaust assembly (7) comprises a U-shaped exhaust pipe (71), a connecting pipe (72) and a U-shaped connecting pipe (73); the U-shaped exhaust pipe (71) is fixed inside the exhaust ports arranged on the left and right sides of the mounting frame (1); the connecting pipe (72) is fixed at the lower end of the surface of the U-shaped exhaust pipe (71); the U-shaped connecting pipe (73) is fixed at the lower end of the connecting pipe (72); the U-shaped exhaust pipe (71), the connecting pipe (72) and the U-shaped connecting pipe (73) are in communication with each other.
8. The polyethylene cable high temperature cracking gas collection and detection equipment according to claim 7, characterized in that: It also comprises an adsorption component (8), the adsorption component (8) comprising an air outlet box (81), a mesh frame (82) and an activated carbon block (83), two air outlet boxes (81) are provided, an exhaust hole is provided on the rear side of the air outlet box (81), the two ends of the U-shaped connecting pipe (73) are respectively fixed inside the two exhaust holes, the mesh frame (82) is fixed inside the air outlet box (81), and the gap between the mesh frame (82) and the inner wall of the air outlet box (81) is filled with an activated carbon block (83).
9. The polyethylene cable high temperature cracking gas collection and detection equipment according to claim 1, characterized in that: A handle (10) is fixed to the front side of the air guide frame (25), and a rubber sleeve (11) is fixed to the circumferential surface of the handle (10).
10. The polyethylene cable high temperature cracking gas collection and detection equipment according to claim 2, characterized in that: The side surface of the connection frame (93) is provided with evenly distributed openings, and a rubber sealing frame (16) is fixed inside the opening.