Electric tracing band detection device

Abstract

The utility model relates to an electric tracing band detection device, which belongs to the technical field of electric tracing band detection, and comprises a detector and a detection tube fixedly arranged on the detector, a detection mechanism is arranged in the detection tube, and the detection mechanism comprises a first arc-shaped plate and a second arc-shaped plate which are movably arranged in the detection tube, and the number of the first arc-shaped plate and the number of the second arc-shaped plate are both two. According to the electric tracing band detection device, the temperature sensor and the current sensor are arranged in the detection tube, so that the electric tracing band needing to be detected can be sent into the detection tube when the electric tracing band detection device is used, and the heating performance and the insulation performance of the electric tracing band are detected by using the temperature sensor and the current sensor; meanwhile, the detector and the detection tube can move on the surface of the electric tracing band, so that the temperature and current of each part of the surface of the electric tracing band can be detected, and the problems that in the prior art, only one part of the electric tracing band can be tested, and the length of the electric tracing band is generally long; the detection method is easy to cause inaccurate detection results.

Description

Technical Field

[0001] The utility model relates to the technical field of electric heating belt detection, in particular to an electric heating belt detection device. Background Art

[0002] Electric heating tape is an electric heating element, usually used for antifreeze and heat preservation of equipment such as pipelines and storage tanks. It can also be used for heating equipment to maintain the temperature of materials. It is made of Ni chrome resistance wire wound on a special insulating material base tape. The working principle of electric heating tape is to generate heat through electric current passing through the resistance wire, thereby achieving constant temperature or heating of the heated object.

[0003] Chinese patent CN219574289U discloses an integrated test system for electric heating cables, including: an insulating platform, a lifting clamping mechanism and a water tank are arranged on the insulating platform, a first test line is arranged in the water tank, a live wire connection line, a neutral wire connection line and a ground wire connection line are arranged on the insulating platform, and an AC voltage and current intelligent meter, a megohmmeter and an AC withstand voltage tester are also placed on the insulating platform, the live wire connection line and the neutral wire connection line are connected to the AC voltage and current intelligent meter through a first contactor; the live wire connection line and the neutral wire connection line are connected to the second test line through a second contactor, and the second test line and the ground wire connection line are connected to the megohmmeter; the live wire connection line and the neutral wire connection line are connected to the third test line through a third contactor, and the third test line and the ground wire connection line are connected to the AC withstand voltage tester; the ground wire connection line and the first test line are connected to the AC withstand voltage tester through a fourth contactor. The electric heating cable can complete multiple tests with just one plug-in.

[0004] The above patent improves the shortcomings of the prior art that the electric heating tape needs to be repeatedly plugged and unplugged when testing the electric heating tape, which is cumbersome to operate. However, the technical solution proposed in the patent can only test a certain point of the electric heating tape, and the length of the electric heating tape is generally long. This detection method can easily lead to inaccurate detection results. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides an electric heating tape detection device, which has the advantages of comprehensive detection and high detection accuracy. It solves the problem that the prior art can only test a certain part of the electric heating tape, and the length of the electric heating tape is generally long. This detection method can easily lead to inaccurate detection results.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric heating cable detection device, comprising a detector and a detection tube fixedly mounted on the detector, wherein a detection mechanism is provided in the detection tube;

[0007] The detection mechanism includes a first arc plate and a second arc plate, each of which is movably installed in the detection tube, and the number of each is two. The inner surfaces of the first arc plate and the second arc plate are both provided with rolling mechanisms. A temperature sensor is fixedly installed on the inner surface of the first arc plate, and a current sensor is fixedly installed on the inner surface of the second arc plate. An insulating sleeve is fixedly installed on one side surface of the current sensor, and a guide spring is fixedly installed on the inner surface of the insulating sleeve. A guide column that penetrates the outer surface of the insulating sleeve is fixedly installed at one end of the guide spring, and a guide block that penetrates the outer surface of the insulating sleeve and is fixedly connected to the current sensor is fixedly installed at the bottom of the guide spring. Two detection displays are fixedly installed on the upper surface of the detector.

[0008] Furthermore, telescopic rods are fixedly installed between the first arc plate, the second arc plate and the inner surface of the detection tube, and the number of the telescopic rods is two and they are symmetrically distributed on the outer surfaces of the first arc plate and the second arc plate.

[0009] Furthermore, the rolling mechanism includes a hollow support tube fixedly mounted on the inner surfaces of the first arc plate and the second arc plate, and a ball is rotatably mounted on one end of the hollow support tube away from the inner surfaces of the first arc plate and the second arc plate.

[0010] Furthermore, the shape of the end of the guide column away from the guide spring is an arc shape.

[0011] Furthermore, a circular hole is opened on the surface of one end of the insulating sleeve, the guide column is located inside the circular hole, and the surface of the guide column is in sliding contact with the inner surface of the circular hole.

[0012] Furthermore, the output ends of the temperature sensor and the current sensor are electrically connected to the input end of the detector.

[0013] Furthermore, the output end of the detector is electrically connected to the input end of the detection display.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] The electric heating tape detection device is provided with a temperature sensor and a current sensor in a detection tube. When in use, the electric heating tape to be detected can be sent into the detection tube, and the temperature sensor and the current sensor are used to detect the heating performance and insulation of the electric heating tape. At the same time, the detector and the detection tube can be moved on the surface of the electric heating tape, and the temperature and current at various places on the surface of the electric heating tape can be detected, which solves the problem that in the prior art, only a certain place of the electric heating tape can be tested, and the length of the electric heating tape is generally long, and this detection method easily leads to inaccurate detection results. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the temperature sensor structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure current sensor of the utility model;

[0019] Figure 4 This is a schematic diagram of the interior of the insulating sleeve of the utility model structure.

[0020] In the figure: 1. detector; 2. detection tube; 3. first arc plate; 4. second arc plate; 5. temperature sensor; 6. current sensor; 7. insulating sleeve; 8. guide spring; 9. guide column; 10. guide block; 11. detection display; 12. telescopic rod; 13. hollow support tube; 14. ball bearing; 15. round hole. DETAILED DESCRIPTION

[0021] 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.

[0022] For example, see Figure 1-4In the present embodiment, an electric heating tape detection device comprises a detector 1 and a detection tube 2 fixedly mounted on the detector 1, wherein a detection mechanism is arranged in the detection tube 2, wherein the detection mechanism comprises a first curved plate 3 and a second curved plate 4 movably mounted in the detection tube 2 and each of which is in number two, wherein telescopic rods 12 are fixedly mounted between the first curved plate 3 and the second curved plate 4 and the inner surface of the detection tube 2, wherein the number of the telescopic rods 12 is two and they are symmetrically distributed on the outer surfaces of the first curved plate 3 and the second curved plate 4, so that the first curved plate 3 and the second curved plate 4 are more stable when telescopically moving, wherein a rolling mechanism is arranged on the inner surfaces of the first curved plate 3 and the second curved plate 4, wherein a ball 14 is rotatably mounted on one end of the hollow support tube 13 away from the inner surfaces of the first curved plate 3 and the second curved plate 4, and wherein the cooperation of the hollow support tube 13 and the ball 14 facilitates the movement of the electric heating tape in the detection tube 2, so as to facilitate the electric heating tape detection. Various surfaces of the heating tape are inspected, a temperature sensor 5 is fixedly installed on the inner surface of the first arc plate 3, a current sensor 6 is fixedly installed on the inner surface of the second arc plate 4, an insulating sleeve 7 is fixedly installed on one side surface of the current sensor 6, a guide spring 8 is fixedly installed on the inner surface of the insulating sleeve 7, a guide column 9 penetrating to the outer surface of the insulating sleeve 7 is fixedly installed on one end of the guide spring 8, a circular hole 15 is opened on the surface of one end of the insulating sleeve 7, the guide column 9 is located on the inner side of the circular hole 15, and the surface of the guide column 9 is in sliding contact with the inner surface of the circular hole 15, which is convenient for the guide column 9 to telescope and move in the insulating sleeve 7, and the shape of the end of the guide column 9 away from the guide spring 8 is an arc shape, which is beneficial to reduce the friction between the guide column 9 and the electric heating tape, and is convenient for one end of the guide column 9 to move on the surface of the electric heating tape, a guide block 10 penetrating to the outer surface of the insulating sleeve 7 and fixedly connected to the current sensor 6 is fixedly installed at the bottom of the guide spring 8, and two detection displays 11 are fixedly installed on the upper surface of the detector 1.

[0023] The output ends of the temperature sensor 5 and the current sensor 6 are electrically connected to the input end of the detector 1, so that the temperature sensor 5 and the current sensor 6 can feed back the detected data to the detector 1 for sorting and analysis. The output end of the detector 1 is electrically connected to the input end of the detection display 11, so that the data sorted and analyzed by the detector 1 can be converted into specific numerical values ​​for display, so that the user can observe the detection results more intuitively.

[0024] It should be noted that the guide column 9 , the guide spring 8 and the guide block 10 in this embodiment are all made of metal, which facilitates the conduction of the current on the surface of the electric heating belt to the surface of the current sensor 6 .

[0025] The working principle of the above embodiment is:

[0026] When in use, the electric heating tape is sent into the detection tube 2 so that the electric heating tape is located between the two first curved plates 3 and the two second curved plates 4. At this time, the ball 14 and one end of the guide column 9 are in contact with the surface of the electric heating tape, and the electric heating tape is clamped between the two first curved plates 3 and the two second curved plates 4 by utilizing the extension and retraction of the telescopic rod 12. At this time, the temperature sensor 5 detects the temperature of the surface of the electric heating tape and transmits the detected data to the detector 1 in the form of an electrical signal. The current sensor 6 can detect the current on the surface of the electric heating tape through the guide column 9, the guide spring 8 and the guide block 10 and transmit the detected data to the detector 1 in the form of an electrical signal. The detector 1 organizes and analyzes the two sets of data and displays them on the detection display 11. The temperature and current at various locations on the surface of the electric heating tape can be detected by moving the detector 1 and the detection tube 2 on the surface of the electric heating tape.

[0027] Embodiment 2, based on embodiment 1, the two first curved plates 3 correspond to each other, and the two second curved plates 4 correspond to each other, so as to facilitate placing the electric heating tape between the two first curved plates 3 and the second curved plates 4.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] 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. An electric heating cable detection device, comprising a detector (1) and a detection tube (2) fixedly mounted on the detector (1), characterized in that: The detection tube (2) is provided with a detection mechanism; The detection mechanism comprises a first arc plate (3) and a second arc plate (4) movably mounted in the detection tube (2), each of which is two in number; the inner surfaces of the first arc plate (3) and the second arc plate (4) are both provided with rolling mechanisms; a temperature sensor (5) is fixedly mounted on the inner surface of the first arc plate (3); a current sensor (6) is fixedly mounted on the inner surface of the second arc plate (4); an insulating sleeve (7) is fixedly mounted on one side surface of the current sensor (6); a flow guide spring (8) is fixedly mounted on the inner surface of the insulating sleeve (7); a flow guide column (9) penetrating the outer surface of the insulating sleeve (7) is fixedly mounted on one end of the flow guide spring (8); a flow guide block (10) penetrating the outer surface of the insulating sleeve (7) and fixedly connected to the current sensor (6) is fixedly mounted on the bottom of the flow guide spring (8); and two detection displays (11) are fixedly mounted on the upper surface of the detector (1).

2. An electric heating belt detection device according to claim 1, characterized in that: Telescopic rods (12) are fixedly installed between the first curved plate (3) and the second curved plate (4) and the inner surface of the detection tube (2); the number of the telescopic rods (12) is two and they are symmetrically distributed on the outer surfaces of the first curved plate (3) and the second curved plate (4).

3. An electric heating belt detection device according to claim 1, characterized in that: The rolling mechanism comprises a hollow support tube (13) fixedly mounted on the inner surfaces of the first curved plate (3) and the second curved plate (4), and a ball (14) is rotatably mounted on one end of the hollow support tube (13) away from the inner surfaces of the first curved plate (3) and the second curved plate (4).

4. The electric heating belt detection device according to claim 1, characterized in that: The shape of the end of the guide column (9) away from the guide spring (8) is an arc shape.

5. The electric heating belt detection device according to claim 1, characterized in that: A circular hole (15) is formed on one end surface of the insulating sleeve (7), the guide column (9) is located inside the circular hole (15), and the surface of the guide column (9) is in sliding contact with the inner surface of the circular hole (15).

6. The electric heating belt detection device according to claim 1, characterized in that: The output ends of the temperature sensor (5) and the current sensor (6) are electrically connected to the input end of the detector (1).

7. The electric heating belt detection device according to claim 1, characterized in that: The output end of the detector (1) is electrically connected to the input end of the detection display (11).

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