Detection device and method for heat-insulation fireproof cable

Abstract

The invention provides a thermal insulation fireproof cable detection device, which comprises a support structure, a walking mechanism, a driving mechanism, a transmission mechanism, a detection mechanism and a cleaning mechanism, and is characterized in that the support structure comprises a supporting cross beam, the walking mechanism is arranged at the right end of the supporting cross beam, and the detection mechanism and the cleaning mechanism are arranged at the left end of the supporting cross beam; a heat insulation fireproof cable is clamped between the pair of walking elastic wheels, the walking elastic wheels are rotationally connected to the supporting cross beam through wheel shafts, the detection mechanism is of an annular structure, the cleaning mechanism is also of an annular structure, and the driving mechanism drives the walking mechanism, the cleaning mechanism and the detection mechanism to rotate at the same time through the transmission mechanism. The problem that dust pollutants and the like cannot be cleaned while detection is carried out in the prior art is solved.

Description

TECHNICAL FIELD

[0001] The application relates to a detection device and method for a heat-insulating fireproof cable, in particular to a detection device for a heat-insulating fireproof cable, and belongs to the technical field of cable detection. BACKGROUND

[0002] As an important medium for power transmission and communication, the safety and stability of the heat-insulating fireproof cable are crucial for the operation of the entire system. However, the cable may be affected by various factors such as aging, wear and tear, external force damage during use, resulting in performance decline or failure, so it is necessary to detect the cable regularly, discover and repair potential problems in time, and ensure the safe operation of the cable.

[0003] The handheld device needs to be detected manually, which is labor-intensive and low in efficiency; the fixed device can automatically detect, but usually can only detect fixed positions and cannot adapt to the complex layout of the cable and the changing environment. In addition, the traditional detection device is difficult to scan the cable comprehensively and uniformly, and some damaged positions may be missed, affecting the detection accuracy. In addition, the existing detection device can only detect and cannot clean dust and other measures according to the detection defects, thereby saving time and economic cost. SUMMARY

[0004] The purpose of the present application is to solve the above problems and provide a detection device and method for a heat-insulating fireproof cable to solve the problem that the prior art relies on manual identification, and in addition, cannot clean dust and other pollutants at the same time, and in addition, solves the problem that the existing detection technology cannot detect comprehensively.

[0005] The application is implemented by the following technical scheme: a detection device and method for a heat-insulating fireproof cable, comprising a support structure, a walking mechanism, a driving mechanism, a transmission mechanism, a detection mechanism and a cleaning mechanism, the support structure comprises a support beam 10, the walking mechanism is arranged at the right end of the support beam 10, the detection mechanism and the cleaning mechanism are arranged at the left end of the support beam 10, the walking mechanism comprises at least one pair of walking elastic wheels 1, a pair of walking elastic wheels 1 clamps the heat-insulating fireproof cable therebetween, the walking elastic wheels 1 are rotatably connected to the support beam 10 through an axle, the detection mechanism is in a circular ring structure, the cleaning mechanism is also in a circular ring structure, the heat-insulating fireproof cable passes through the detection mechanism and the cleaning mechanism from the center of the circular ring, and the driving mechanism drives the rotation of the walking mechanism, the cleaning mechanism and the detection mechanism through the transmission mechanism.

[0006] Preferably, the support structure comprises a fixed sleeve 11 connected to the left end of the support beam 10 through a horizontal beam, a fixed table 2 connected to the right end of the support beam 10, the fixed table 2 is provided with a vertical through slot, a double screw rod is rotatably arranged in the vertical through slot, the double screw rod penetrates the bottom of the fixed table 2, two threaded slides are arranged on the double screw rod, and two walking elastic wheels 1 are rotatably connected to the two threaded slides through wheel shafts, the wheel shaft of the upper walking elastic wheel 1 penetrates the threaded slide and is provided with a driving wheel one 3.

[0007] Preferably, the detection mechanism comprises a driving sleeve one 9, the left end of the driving sleeve one 9 is provided with a face gear, the right end of the driving sleeve 9 is provided with a plurality of fixed rods one distributed in the circumferential direction and extending in the axial direction of the driving sleeve one 9, the inside of the fixed rod one is provided with a sensor and / or a camera for identifying defects of the cable, and the driving sleeve one 9 is arranged at the right end of the fixed sleeve 11 through a rotating structure.

[0008] Preferably, the detection mechanism comprises a wireless transmission system, which can feedback defect data.

[0009] Preferably, the cleaning mechanism comprises a driving sleeve two 12, the right end of the driving sleeve two 12 is provided with a face gear, the left end of the driving sleeve two 12 is provided with a plurality of fixed rods two distributed in the circumferential direction and extending in the axial direction of the driving sleeve one 9, the inside of the fixed rod two is provided with a cleaning structure for cleaning the surface of the cable.

[0010] Preferably, the transmission mechanism comprises a driving wheel two 7 rotatably arranged on the left side of the support beam 10, the driving wheel two 7 is connected with the driving wheel one 3 through a belt 6, the rotating shaft of the driving wheel two 7 penetrates the support beam 10, the other end of the rotating shaft is provided with a driving gear one 12 matched with the end gear of the driving sleeve two 12 and / or the end gear of the driving sleeve one 9.

[0011] Preferably, the detection device of the heat-insulating and fireproof cable further comprises a collecting device 13 connected with the fixed sleeve 11 and arranged at the bottom of the fixed sleeve 11.

[0012] Preferably, the detection device of the heat-insulating and fireproof cable further comprises a cooling device, the cooling device comprises a passive gear one 20 and a cooling ring 21, the center of the passive gear one 20 is connected with the center of the cooling ring 21 through a fixed column, the cooling ring 21 is provided with a plurality of heat dissipation holes in the circumferential direction, the fixed sleeve 11 is provided with a plurality of air holes 22, the cooling ring 21 is rotatably arranged on the air hole 22, the passive gear one 20 is matched with the end gear of the driving sleeve two 12 and / or the end gear of the driving sleeve one 9 to realize the rotation of the cooling ring 21.

[0013] Preferably, the cleaning mechanism further comprises bristles 30 and a cleaning liquid reservoir 31, the bristles 30 gradually soften towards the end, the cleaning liquid reservoir 31 has a length smaller than the bristles 30, the cleaning liquid reservoir 31 stores cleaning paste / liquid inside, and the lower end of the cleaning liquid reservoir 31 is provided with an opening valve, and the bristles can discharge the cleaning paste / liquid inside by pressurizing the cleaning liquid reservoir 31.

[0014] Preferably, the walking elastic wheel 1 comprises two fixed discs 42 and a plurality of elastic sheets 41, the two fixed discs are connected through the wheel shaft, the two ends of the plurality of elastic sheets 41 are connected to the two fixed discs 42, the elastic sheets are arranged in a circle around the axis of the fixed disc 42, and the elastic sheets 41 are arranged in a concave shape.

[0015] Preferably, the elastic sheet 41 is sawtooth-shaped.

[0016] The application provides a detection device and method for a heat-insulating fireproof cable, which has the following beneficial effects: The device is matched with a unique detection mechanism and a cleaning mechanism, the detection mechanism is a rotary detection mode, multi-angle detection can be realized, the cleaning mechanism is synchronous with the detection mechanism in the opposite direction, so that cleaning can be realized while detection, and regular dust or dirt on the surface can be completely removed by the cleaning mechanism.

[0017] The device adopts one drive to drive the detection mechanism and the cleaning mechanism at the same time, saves the driving mechanism, and ingeniously avoids separately setting the detection mechanism and the cleaning mechanism, increases the equipment space, and wastes the time of a separate process.

[0018] The device adopts a special structure of the walking elastic wheel, the elastic sheet is well adapted to the shape of the cable, and the hard wheel is placed when walking, the cable is squeezed and damaged by dirt on the cable, meanwhile, the gap structure of the elastic sheet can also indirectly scrape off the dirt or make the dirt loose, so that the subsequent cleaning mechanism can be cleaned.

[0019] The collection device is internally provided with a component detection unit for analyzing the components of the current cable dirt, which is convenient for subsequent configuration of the components of the cleaning liquid.

[0020] The walking wheel, the detection mechanism and the cleaning mechanism are driven to move at the same time by one drive, which ensures the detection accuracy and reduces the weight caused by multiple motors. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole perspective view of the application; Figure 2 It is a top view of the application; Figure 3 It is a schematic view of the cleaning mechanism of the application; Figure 4A schematic diagram of the cooling device of the present application.

[0022] Explanation of main component symbols 1, walking elastic wheel; 10, support beam; 11, fixed sleeve; 12, drive sleeve two; 13, collecting device 13; 2, fixed table; 3, drive wheel one; 6, fixed plate; 7, drive wheel two; 9, drive sleeve one; 20, passive gear one; 21, cooling ring; 30, brush; 31, cleaning fluid reservoir. DETAILED DESCRIPTION

[0023] The embodiment of the present application provides a kind of detection device and method of heat-insulated fireproof cable.

[0024] Please refer to Figures 1-2 The present application is a kind of detection device and method of heat-insulated fireproof cable, including support structure, walking mechanism, drive mechanism, transmission mechanism, detection mechanism, cleaning mechanism, the support structure includes support beam 10, support beam 10 right end is provided with walking mechanism, support beam 10 left end is provided with detection mechanism and cleaning mechanism, walking mechanism includes at least a pair of walking elastic wheel 1, the at least a pair of walking elastic wheel 1 is clamped between heat-insulated fireproof cable, walking elastic wheel 1 is rotatably connected in support beam 10 by wheel shaft, detection mechanism is circular ring structure, cleaning mechanism is also circular ring structure, heat-insulated fireproof cable passes through detection mechanism and cleaning mechanism from the central part of circular ring, drive mechanism is simultaneously driven walking mechanism, cleaning mechanism, the rotation of detection mechanism by transmission mechanism.

[0025] The support structure further includes fixed sleeve 11, fixed table 2, fixed sleeve 11 is connected with the left end of support beam 10 by horizontal beam, fixed table 2 is connected with the right end of support beam 10, fixed table 2 is provided with vertical through slot, a double screw rod is rotatably arranged in vertical through slot, double screw rod penetrates the bottom of fixed table 2, two threaded slides are arranged on double screw rod and also arranged on vertical through slot, two walking elastic wheels 1 are rotatably connected on two threaded slides by wheel shaft, and the wheel shaft of upper walking elastic wheel 1 penetrates threaded slide and is provided with drive wheel one 3.By adjusting double screw rod, the spacing of two walking elastic wheels 1 can be adjusted, so as to adapt to cables of different diameters.At the same time, a plurality of rollers are arranged in fixed sleeve 11, the rollers and the inner wall of fixed sleeve are provided with elastic structure, to adapt to cables of different diameters.

[0026] The detection mechanism comprises a driving sleeve 9, the left end of the driving sleeve 9 is provided with end face teeth, the right end of the driving sleeve 9 is provided with a plurality of fixed rods 1 distributed in the circumferential direction and extending in the axial direction of the driving sleeve 1, the inner wall of the fixed rod 1 is provided with a sensor and / or a camera, which is used for identifying defects of the cable, the driving sleeve 9 is arranged at the right end of the fixed sleeve 11 through a rotating structure, such as a rolling bearing or a ball arranged therebetween, through the rotation of the driving sleeve 9, the rotation of the sensor and / or the camera is driven, the defects of the cable at all angles are identified, so that some undetected defects are avoided to be missed by the fixed sensor, the sensor and / or the camera are detachable structures, and the sensor and / or the camera are selected according to the diameter of the cable.

[0027] The cleaning mechanism comprises a driving sleeve 12, the right end of the driving sleeve 12 is provided with end face teeth, the left end of the driving sleeve 12 is provided with a plurality of fixed rods 2 distributed in the circumferential direction and extending in the axial direction of the driving sleeve 1, the inside of the fixed rod 2 is provided with a cleaning structure for cleaning the surface of the cable, through the rotation of the driving sleeve 12, the rotation of the cleaning structure is driven, and the surface of the cable is cleaned, the cleaning structure is a detachable structure, and the corresponding cleaning structure is selected according to the diameter of the cable for disassembly and assembly.

[0028] The transmission mechanism comprises a driving wheel 7, the driving wheel 7 is rotatably arranged at the left side of the support beam 10, the driving wheel 7 is connected with the driving wheel 1 through the belt 6, the rotating shaft of the driving wheel 7 penetrates through the support beam 10, the other end of the rotating shaft is provided with a driving gear 1, the driving gear 1 is matched with the end gear of the driving sleeve 2 and / or the end gear of the driving sleeve 1, through the rotation of the driving wheel 7, the driving wheel 1 is driven to rotate, the walking of the detection device of the heat and fire resistant cable on the cable is realized, through the driving wheel 7, the rotation of the end gear of the driving sleeve 2 and / or the driving sleeve 1 is realized, the rotation of the cleaning mechanism and the detection mechanism is realized, and then the cleaning and detection are realized while the detection device of the heat and fire resistant cable walks.

[0029] The detection device of the heat and fire resistant cable further comprises a collecting device 13, the collecting device 13 is connected with the fixed sleeve 11 and arranged at the bottom of the fixed sleeve 11, the collecting device 13 comprises a collecting box, the bottom of the box is provided with a drawer, the discharge of the collecting liquid in the collecting device 13 is realized, the bottom of the drawer is provided with a component detection unit, the main components of the collecting liquid are analyzed through the component detection unit, and the main components in the environment are known to the experimenters through the wireless network, so that the experimenters can make corresponding protection for the cable in time, and meanwhile, the composition of the cleaning liquid in the cleaning mechanism is adjusted in time.

[0030] Referring to Figure 4The detection device of the thermal and fireproof cable further comprises a cooling device, the cooling device comprises a passive gear 20 and a cooling ring 21, the center of the passive gear 20 is connected with the center of the cooling ring 21 through a fixing column, the cooling ring 21 is provided with a plurality of heat dissipation holes in the circumferential direction, the fixing sleeve 11 is provided with a plurality of air holes 22, the cooling ring 21 is rotationally arranged on the air hole 22, the passive gear 20 is matched with the end gear of the driving gear 1 and / or the end gear of the driving sleeve 2 and / or the end gear of the driving sleeve 1, so as to realize the rotation of the cooling ring 21. The rotation of the passive gear 20 is driven by the end gear of the driving gear 1 and / or the end gear of the driving sleeve 2 and / or the end gear of the driving sleeve 1, and the rotation of the cooling ring 21 is further driven. The heat dissipation holes are arranged to make the inside of the cooling ring 21 similar to a fan blade structure, and the cooling of the cable is realized by the rotation of the cooling ring 21, and the cooling and air circulation of the inside of the fixing sleeve 11 and the like are also realized.

[0031] As shown in Figure 3 , the cleaning mechanism further comprises bristles 30 and a cleaning liquid reservoir 31, the bristles 30 gradually become soft towards the end, the length of the cleaning liquid reservoir 31 is smaller than that of the bristles 30, the cleaning liquid reservoir 31 stores cleaning paste / liquid inside, and an open valve is arranged at the lower end of the cleaning liquid reservoir 31. The bristles can discharge the cleaning paste / liquid inside the cleaning liquid reservoir 31 by extrusion. The bristles 30 can preliminarily clean the easily removed dust, and the deformation of the bristles 30 is large for further extrusion of the cleaning liquid reservoir 31 to discharge the cleaning paste / liquid for the difficult-to-clean dirt protrusions, so that better cleaning of the dirt protrusions is realized under the action of the cleaning paste / liquid.

[0032] As shown in Figure 2 , the elastic walking wheel 1 comprises two fixed discs 42 and a plurality of elastic sheets 41, the two fixed discs are connected through a wheel shaft, the two ends of the plurality of elastic sheets 41 are connected to the two fixed discs 42, the elastic sheets are circumferentially arranged around the axis of the fixed disc 42, and the elastic sheets 41 are arranged in a concave shape. Through the design of the elastic sheets 41, better wrapping of the cable is realized, and compared with the conventional fixed wheel, the elastic walking wheel 1 can well adapt to various shapes of the cable, and in addition, the gaps between the sheet-shaped elastic sheets 41 can also preliminarily scrape off the dirt.

[0033] The elastic sheets 41 are sawtooth-shaped on both sides along the length direction, so that the elastic sheets have a shape with variable width and narrowness. The elastic sheets have good elastic deformation and can also meet the rigidity requirement, and better adapt to the cable.

[0034] The application further comprises a detection method of the detection device of the heat-insulating fireproof cable, specifically comprising the following steps: (1) assembling the detection device of the heat-insulating fireproof cable to the cable to be detected, and adjusting the interval of the two walking elastic wheels 1 according to the cable diameter; (2) starting the driving mechanism, and then driving the transmission mechanism to realize the walking of the two walking elastic wheels 1 and the rotation of the cleaning mechanism and the detection mechanism to realize cleaning and detection; (3) adjusting the cleaning paste / liquid composition according to the waste liquid composition detection of the composition detection unit in the collecting device 13; (4) after detecting the cleaned cable, reassembling the detection device of the heat-insulating fireproof cable to the detected cable to detect again, and further checking the cable defect condition.

[0035] The basic principles and main features of the application and the advantages of the application are shown and described above. It should be understood by those skilled in the art that the application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the application. Without departing from the spirit and scope of the application, various changes and improvements can be made to the application, and these changes and improvements all fall within the scope of the claimed application. The scope of protection of the application is defined by the appended claims and their equivalents.

Claims

1. A testing device for heat-insulated and fire-resistant cables, comprising a support structure, a walking mechanism, a driving mechanism, a transmission mechanism, a testing mechanism, and a cleaning mechanism. The support structure includes a supporting beam, with the walking mechanism located at the right end of the supporting beam and the testing mechanism and cleaning mechanism located at the left end of the supporting beam. The walking mechanism includes at least one pair of walking elastic wheels, with the heat-insulated and fire-resistant cable sandwiched between the pair of walking elastic wheels. The walking elastic wheels are rotatably connected to the supporting beam via wheel axles. The testing mechanism is a circular structure, and the cleaning mechanism is also a circular structure. The heat-insulated and fire-resistant cable passes through the testing mechanism and the cleaning mechanism from the center of the circular structure. The driving mechanism simultaneously drives the rotation of the walking mechanism, the cleaning mechanism, and the testing mechanism via the transmission mechanism.

2. The testing device for a heat-insulating and fire-resistant cable according to claim 1, characterized in that: The support structure also includes a fixed sleeve and a fixed platform. The fixed sleeve is connected to the left end of the support beam via a horizontal beam, and the fixed platform is connected to the right end of the support beam. The fixed platform is provided with a vertical through groove, and a bidirectional screw is rotatably disposed inside the vertical through groove. The bidirectional screw passes through the bottom of the fixed platform, and two threaded sliders are disposed on the bidirectional screw and also on the vertical through groove. Two traveling elastic wheels are rotatably connected to the two threaded sliders via wheel axles. The wheel axle of the upper traveling elastic wheel passes through the threaded slider and is provided with a drive wheel.

3. The testing device for a heat-insulating and fire-resistant cable according to claim 1, characterized in that: The inspection mechanism includes a drive sleeve, with end face teeth on the left end of the drive sleeve and multiple circumferentially distributed fixed rods extending axially along the drive sleeve on the right end. Sensors and / or cameras are installed inside the fixed rods to identify cable defects. The drive sleeve is mounted on the right end of the fixed sleeve via a rotating structure.

4. The testing device for a heat-insulating and fire-resistant cable according to claim 2, characterized in that: The testing facility includes a wireless transmission system that can provide feedback on defect data.

5. The testing device for a heat-insulating and fire-resistant cable according to claim 1, characterized in that: The cleaning mechanism includes a second drive sleeve, with end face teeth on the right end of the second drive sleeve and multiple circumferentially distributed fixed rods extending axially along the first drive sleeve on the left end. The fixed rods have a cleaning structure inside for cleaning the cable surface.

6. The testing device for a heat-insulating and fire-resistant cable according to claim 1, characterized in that: The transmission mechanism includes a second drive wheel, which is rotatably mounted on the left side of the support beam. The second drive wheel is connected to the first drive wheel via a belt. The rotation shaft of the second drive wheel passes through the support beam, and a first drive gear is provided at the other end of the rotation shaft. The first drive gear engages with the end gear of the second drive sleeve and / or the end gear of the first drive sleeve.

7. The testing device for a heat-insulating and fire-resistant cable according to claim 1, characterized in that: The testing device for heat-insulated and fire-resistant cables also includes a collection device, which is connected to the fixed sleeve and installed at the bottom of the fixed sleeve.

8. The testing device for a heat-insulating and fire-resistant cable according to claim 1, characterized in that: The testing device for heat-insulated and fire-resistant cables also includes a cooling device, which includes a passive gear and a cooling ring. The center of the passive gear and the center of the cooling ring are connected by a fixed column. The cooling ring has multiple heat dissipation holes around its circumference, and the fixed sleeve has multiple vent holes. The cooling ring is rotatably mounted on the vent holes. The passive gear and the drive gear and the end gear of the drive sleeve 2 and / or the end gear of the drive sleeve 1 cooperate to realize the rotation of the cooling ring.

9. The testing device for a heat-insulating and fire-resistant cable according to claim 1, characterized in that: The cleaning mechanism also includes bristles and a cleaning fluid reservoir. The bristles gradually soften towards the ends. The length of the cleaning fluid reservoir is shorter than the bristles. The cleaning fluid reservoir stores cleaning paste / liquid. An open valve is provided at the lower end of the cleaning fluid reservoir, allowing the bristles to discharge the cleaning paste / liquid through the pressurized cleaning fluid reservoir.

10. A testing method for a heat-insulated and fire-resistant cable testing device, using the heat-insulated and fire-resistant cable testing device as described in claims 1-9, and specifically including the following steps: Step 1: Assemble the testing device for the heat-insulated and fire-resistant cable onto the cable to be tested, and adjust the distance between the two traveling elastic wheels according to the cable diameter. Step 2: Start the drive mechanism, which in turn drives the transmission mechanism to move the two traveling elastic wheels and rotate the cleaning and testing mechanisms to achieve cleaning and testing. Step 3: Detect the composition of the waste liquid using the component detection unit inside the collection device, and then adjust the composition of the cleaning paste / liquid. Step 4: After cleaning and testing the cable once, reassemble the testing device for the heat-insulated and fire-resistant cable onto the tested cable and perform another test to further examine the cable for defects.

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