Line loss analyzer with protection function

Abstract

The line loss analyzer with the protection function comprises a line loss analyzer body, a ventilation net is arranged at the bottom of the line loss analyzer body, a base is fixedly connected to the bottom of the line loss analyzer body, a ventilation opening is formed in the base, and fixing blocks are fixedly connected to the left end and the right end of the line loss analyzer body. A lifting belt is fixedly connected between the two fixing blocks jointly, a fan is fixedly installed in the base, a filter plate is slidably connected into the base in a sleeved mode, a connecting strip is fixedly connected to the front end of the filter plate and makes contact with the base, and a handle is fixedly connected to the front end of the connecting strip. The line loss analyzer is provided with a protection mechanism, and the base is provided with a dustproof mechanism. The invention relates to a line loss analyzer with a protection function. The line loss analyzer has the characteristics that the analyzer can be protected, and a filter screen can be prevented from being blocked in a heat dissipation process.

Description

Technical Field

[0001] The invention belongs to the technical field of line loss analyzers, and in particular relates to a line loss analyzer with a protection function. Background Art

[0002] Line loss analyzer is an instrument used to detect line loss in power systems. It measures the changes in current and voltage and calculates the power loss in the line, thereby helping power companies or power system managers analyze line losses, identify problems and take measures to improve them.

[0003] The utility model patent with the patent authorization announcement number CN215932004U discloses a power line loss analysis device, including a device body, a heat sink and a box cover. The bottom of the device body is fixedly connected with the heat sink, and the top of the device body is movably connected with the box cover. The utility model improves the operating efficiency of the device through the adjustment mechanism, and does not lose the use effect, use experience and economic benefits under convenient conditions. The cooling mechanism increases the economic benefits of the device, improves the use performance, and the simplicity of operation creates greater device adaptability and work efficiency for the staff.

[0004] In the above-mentioned prior art, during the use of the line loss analyzer, it is inconvenient to protect the front-end operation display of the analyzer. The display screen is a vulnerable component and is easily damaged by collision, which will increase the subsequent maintenance and repair costs. When the analyzer is cooled by blowing air inside, although a filter is provided for dust prevention, the corresponding filter surface is also prone to dust and impurities. These dust and impurities will affect the ventilation of the filter and thus affect the heat dissipation effect. At the same time, the filter is not easy to remove from the analyzer, and it is not easy to clean, maintain or replace. Therefore, it is necessary to design a line loss analyzer with a protective function. Summary of the invention

[0005] The purpose of the present invention is to provide a line loss analyzer with a protection function in order to solve the above-mentioned problem, thereby solving the problem mentioned in the background technology.

[0006] In order to solve the above problems, the present invention provides a technical solution:

[0007] A line loss analyzer with a protective function comprises the line loss analyzer, a ventilation net is arranged at the bottom of the line loss analyzer, a base is fixedly connected to the bottom of the line loss analyzer, a ventilation hole is opened inside the base, fixed blocks are fixedly connected to the left and right ends of the line loss analyzer, a lifting belt is fixedly connected between the two fixed blocks, a fan is fixedly installed inside the base, a filter plate is slidably sleeved inside the base, a connecting strip is fixedly connected to the front end of the filter plate, the connecting strip is in contact with the base, a handle is fixedly connected to the front end of the connecting strip, a protective mechanism is arranged on the line loss analyzer, and a dustproof mechanism is arranged on the base.

[0008] Preferably, the protection mechanism includes a guard plate, the front end of the line loss analyzer is in contact with the guard plate, the interior of the guard plate is fixedly connected with a connecting block, the connecting block is in contact with the line loss analyzer, the interior of the connecting block is slidably sleeved with a pull rod, the top of the pull rod is fixedly connected with the pull block, the outside of the pull rod is provided with a first spring, the bottom of the pull rod is fixedly connected with a slider, the slider is slidably connected to the connecting block, the bottom of the slider is fixedly connected with a protrusion, the protrusion is slidably connected to the connecting block and the line loss analyzer respectively, the slider is internally movable and adjusted with a ball, the ball and the connecting The block is movably connected, the left and right ends of the guard plate are fixedly connected with a rotating shaft, the outer side of the rotating shaft is rotatably sleeved with an insert block through a bearing, the insert block is slidably connected to the line loss analyzer, the inner side of the insert block is slidably sleeved with two symmetrically distributed push blocks, the push block is slidably connected to the insert block, the outer side of the push block is fixedly connected with a slide rod, the slide rod is slidably connected to the insert block, the outer side of the slide rod is fixedly connected with a limit block, the limit block is slidably connected to the line loss analyzer, the inner side of the slide rod is slidably sleeved with a guide rod, the guide rod is fixedly connected to the insert block, and a second spring is arranged on the outer side of the guide rod. Through the action of the line loss analyzer, line loss analysis can be carried out, the front of the line loss analyzer can be protected under the action of the guard plate, the display screen can be protected, the damage to the display screen can be reduced, and the safety of the analyzer can be improved. When the line loss analyzer needs to be used, pull the pull block upward, the pull block drives the pull rod upward, the pull rod drives the slider upward, the slider drives the ball to roll along the connecting block, and at the same time the slider squeezes the first spring, one end of the first spring is fixedly connected to the slider, and the other end of the first spring is fixedly connected to the connecting block. By designing the first spring, the force of the first spring can act on the slider, the slider drives the protrusion to move upward and separate from the groove, and then the guard plate is rotated, and the guard plate drives the rotating shaft to rotate along the plug block, so that the guard plate can be rotated open to use the line loss analyzer.

[0009] When the guard plate needs to be removed, push the push block, which drives the slide bar to move. The slide bar slides along the guide bar, and the slide bar squeezes the second spring. At the same time, the slide bar drives the limit block to move, so that the limit block is separated from the line loss analyzer. Then move the guard plate horizontally so that the guard plate drives the plug block to move horizontally and separate from the line loss analyzer. Then the guard plate can be removed. The guard plate can be disassembled and assembled according to usage requirements.

[0010] Preferably, a groove is provided inside the line loss analyzer, and a convex block is slidably sleeved inside the groove. The groove is designed so that the convex block can slide inside the line loss analyzer.

[0011] Preferably, one end of the first spring is fixedly connected to the slider, and the other end of the first spring is fixedly connected to the connecting block. By designing the first spring, the force of the first spring can act on the slider.

[0012] Preferably, one end of the second spring is fixedly connected to the plug block, and the other end of the second spring is fixedly connected to the slide bar. By designing the second spring, the force of the second spring can act on the slide bar.

[0013] Preferably, the dustproof mechanism includes a connecting seat, the interior of the base is fixedly connected to the connecting seat, the interior of the connecting seat is slidably sleeved with a guide rod, the outer side of the guide rod is provided with a third spring, the top of the guide rod is fixedly connected to a sliding seat, the sliding seat is slidably connected to the connecting seat, the interior of the sliding seat is movably sleeved with an elastic ball, the elastic ball contacts the filter plate, the top of the filter plate is fixedly connected to a positioning block, the outer side of the positioning block is slidably sleeved with a positioning seat, the positioning seat is fixedly connected to the base, the positioning seat contacts the filter plate, the outer side of the connecting seat is fixedly connected to a connecting rod, and the connecting seat A mounting bar is fixedly connected to the outside of the connecting rod and located below the connecting rod, a motor is fixedly installed on the top of the mounting bar, a first bevel gear is fixedly connected to the upper end of the motor output end, a second bevel gear is meshed on the outside of the first bevel gear, the second bevel gear is fixedly sleeved on the outside of the connecting rod, a plurality of evenly distributed connecting sleeves are fixedly connected to the top of the connecting rod, a vertical rod is fixedly connected to the inside of the connecting sleeve, a fourth spring is arranged on the outside of the vertical rod, a sliding sleeve is slidably sleeved on the outside of the vertical rod, the sliding sleeve is slidably connected to the connecting sleeve, a top block is fixedly connected to the top of the sliding sleeve, and the top block contacts the filter plate. Through the action of the fan, the inside of the line loss analyzer can be blown for heat dissipation, which can improve the cooling performance of the line loss analyzer and avoid overheating affecting its use. Under the action of the filter plate, the blown air can be filtered to avoid the entry of dust. When the motor is started, the output end of the motor can drive the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the connecting rod to rotate, the connecting rod drives the connecting sleeve to rotate, the connecting sleeve drives the sliding sleeve and the top block to rotate, the top block will rotate to hit the filter on the filter plate. Since the filter is elastic, the filter can vibrate, and the dust and impurities attached to the surface of the filter can be shaken off to avoid clogging of the filter plate affecting ventilation.

[0014] When the filter plate needs to be disassembled, pull down the handle, the handle drives the connecting strip to move downward, the connecting strip drives the filter plate to move downward, the filter plate moving downward will squeeze the elastic ball, the elastic ball will drive the slide seat to move downward, the slide seat drives the guide rod to move downward, the slide seat squeezes the third spring, and at the same time the filter plate drives the positioning block to move downward and separate from the positioning seat, then pull the handle horizontally to pull the filter plate out of the base, so that the filter plate can also be easily disassembled and removed from the base for easy cleaning and maintenance.

[0015] Preferably, one end of the third spring is fixedly connected to the slide seat, and the other end of the third spring is fixedly connected to the connecting seat. By designing the third spring, the force of the third spring can act on the slide seat.

[0016] Preferably, one end of the fourth spring is fixedly connected to the connecting sleeve, and the other end of the fourth spring is fixedly connected to the sliding sleeve. By designing the fourth spring, the force of the fourth spring can act on the sliding sleeve.

[0017] The beneficial effects of the present invention are as follows: the present invention relates to a line loss analyzer with a protective function, which has the characteristics of being able to protect the analyzer and prevent the filter from being blocked during the heat dissipation process. In specific use, compared with a traditional line loss analyzer with a protective function, the line loss analyzer with a protective function has the following beneficial effects:

[0018] Firstly, by designing the function of the line loss analyzer, the line loss analysis work can be carried out. The front of the line loss analyzer can be protected under the function of the guard plate, and the display screen can be protected, which can reduce the damage to the display screen and improve the safety of the analyzer. The guard plate can be fixed to the line loss analyzer by plugging the protrusions and the grooves. The protrusions and the grooves can be separated by pulling the pull block, which is convenient for rotating and opening the guard plate and facilitating the use of the analyzer. At the same time, the overall structure of the guard plate can be disassembled from the line loss analyzer, and the guard plate can be disassembled and assembled according to the use requirements.

[0019] Secondly, by designing the function of the fan, the inside of the line loss analyzer can be blown for heat dissipation, which can improve the cooling performance of the line loss analyzer and avoid overheating affecting its use. Under the action of the filter plate, the blown air can be filtered to avoid the entry of dust. Under the action of the motor, the motor can drive the first bevel gear to rotate and then drive the second bevel gear and the connecting rod to rotate. The rotation of the connecting rod will drive the top block to rotate. The rotation of the top block can impact the filter screen of the filter plate. Since the filter screen is elastic, the filter screen can vibrate, and the dust and impurities attached to the surface of the filter screen can be shaken off to avoid clogging of the filter plate and affecting the ventilation. The filter plate can also be easily disassembled and removed from the inside of the base for easy cleaning and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] For ease of explanation, the present invention is described in detail with reference to the following specific implementations and the accompanying drawings.

[0021] Figure 1 It is a three-dimensional diagram of the overall structure of the present invention;

[0022] Figure 2 For the present invention Figure 1 The right side cross-sectional view of the local structure of the line loss analyzer;

[0023] Figure 3 For the present invention Figure 2 A magnified image of point A;

[0024] Figure 4 For the present invention Figure 2 A magnified view of point B;

[0025] Figure 5 For the present invention Figure 1 A three-dimensional cross-sectional view of the local structure;

[0026] Figure 6For the present invention Figure 5 Enlarged view of point C;

[0027] Figure 7 For the present invention Figure 5 The enlarged view of point D;

[0028] Figure 8 For the present invention Figure 7 Front cross-sectional view of the connecting sleeve.

[0029] In the figure: 1. Line loss analyzer; 2. Ventilation net; 3. Base; 4. Ventilation port; 5. Fixing block; 6. Lifting belt; 7. Fan; 8. Protection mechanism; 9. Dust prevention mechanism; 10. Filter plate; 11. Connecting strip; 12. Handle; 81. Guard plate; 82. Connecting block; 83. Pull rod; 84. Pull block; 85. First spring; 86. Slider; 87. Ball; 88. Bump; 89. Groove; 891. Rotating shaft; 892. Insert block; 893. Push block; 894, slide bar; 895, limit block; 896, guide rod; 897, second spring; 91, connecting seat; 92, guide rod; 93, third spring; 94, slide seat; 95, elastic ball; 97, positioning block; 98, positioning seat; 99, connecting rod; 991, mounting strip; 992, motor; 993, first bevel gear; 994, second bevel gear; 995, connecting sleeve; 996, vertical rod; 997, fourth spring; 998, slide sleeve; 999 top block. DETAILED DESCRIPTION

[0030] like Figure 1-8 As shown, the specific implementation of the present invention adopts the following technical solutions:

[0031] Example:

[0032] A line loss analyzer with a protective function comprises a line loss analyzer 1, wherein a ventilation net 2 is arranged at the bottom of the line loss analyzer 1, a base 3 is fixedly connected to the bottom of the line loss analyzer 1, a ventilation hole 4 is opened inside the base 3, a fixing block 5 is fixedly connected to both left and right ends of the line loss analyzer 1, a lifting belt 6 is fixedly connected between the two fixing blocks 5, a fan 7 is fixedly installed inside the base 3, a filter plate 10 is slidably sleeved inside the base 3, a connecting strip 11 is fixedly connected to the front end of the filter plate 10, the connecting strip 11 is in contact with the base 3, a handle 12 is fixedly connected to the front end of the connecting strip 11, a protective mechanism 8 is arranged on the line loss analyzer 1, and a dustproof mechanism 9 is arranged on the base 3.

[0033] The protection mechanism 8 comprises a guard plate 81, the front end of the line loss analyzer 1 contacts with the guard plate 81, the interior of the guard plate 81 is fixedly connected with a connecting block 82, the connecting block 82 contacts with the line loss analyzer 1, the interior of the connecting block 82 is slidably sleeved with a pull rod 83, the top of the pull rod 83 is fixedly connected with a pull block 84, the outer side of the pull rod 83 is provided with a first spring 85, the bottom of the pull rod 83 is fixedly connected with a slider 86, the slider 86 is slidably connected with the connecting block 82, the bottom of the slider 86 is fixedly connected with a protrusion 88, the protrusion 88 is slidably connected with the connecting block 82 and the line loss analyzer 1 respectively, a groove 89 is provided inside the line loss analyzer 1, the interior of the groove 89 is slidably sleeved with a protrusion 88, by designing the groove 89, the protrusion 88 can slide inside the line loss analyzer 1, the slider 86 The inner movable adjustment is provided with a ball 87, and the ball 87 is movably connected to the connecting block 82. The left and right ends of the guard plate 81 are fixedly connected with a rotating shaft 891. The outer side of the rotating shaft 891 is rotatably sleeved with an insert block 892 through a bearing. The insert block 892 is slidably connected to the line loss analyzer 1. The inner sliding sleeve of the insert block 892 is provided with two symmetrically distributed push blocks 893, and the push blocks 893 are slidably connected to the insert block 892. The outer side of the push block 893 is fixedly connected with a sliding rod 894, and the sliding rod 894 is slidably connected to the insert block 892. The outer side of the sliding rod 894 is fixedly connected with a limit block 895, and the limit block 895 is slidably connected to the line loss analyzer 1. The inner sliding sleeve of the sliding rod 894 is provided with a guide rod 896, and the guide rod 896 is fixedly connected to the insert block 892. A second spring 897 is arranged on the outer side of the guide rod 896. Through the action of the line loss analyzer 1, line loss analysis can be performed. Under the action of the guard plate 81, the front of the line loss analyzer 1 can be protected, the display screen can be protected, the damage to the display screen can be reduced, and the safety of the analyzer can be improved. When the line loss analyzer 1 needs to be used, pull the pull block 84 upward, the pull block 84 drives the pull rod 83 upward, the pull rod 83 drives the slider 86 upward, the slider 86 drives the ball 87 to roll along the connecting block 82, and at the same time the slider 86 squeezes the first spring 85, one end of the first spring 85 is fixedly connected to the slider 86, and the other end of the first spring 85 is fixedly connected to the connecting block 82. By designing the first spring 85, the force of the first spring 85 can act on the slider 86, and the slider 86 drives the protrusion 88 to move upward and separate from the groove 89, and then the guard plate 81 is rotated, and the guard plate 81 drives the shaft 891 to rotate along the plug block 892, so that the guard plate 81 can be rotated open to use the line loss analyzer 1.

[0034] When the guard plate 81 needs to be removed, push the push block 893, and the push block 893 drives the slide bar 894 to move. The slide bar 894 slides along the guide rod 896, and the slide bar 894 squeezes the second spring 897. At the same time, the slide bar 894 drives the limit block 895 to move, so that the limit block 895 is separated from the line loss analyzer 1, and then the guard plate 81 is moved horizontally so that the guard plate 81 drives the plug block 892 to move horizontally and separate from the line loss analyzer 1. Then the guard plate 81 can be removed, and the guard plate 81 can be disassembled and assembled according to usage requirements.

[0035] The dustproof mechanism 9 includes a connecting seat 91, the connecting seat 91 is fixedly connected to the inside of the base 3, a guide rod 92 is slidably sleeved inside the connecting seat 91, a third spring 93 is arranged on the outer side of the guide rod 92, one end of the third spring 93 is fixedly connected to the slide seat 94, and the other end of the third spring 93 is fixedly connected to the connecting seat 91. By designing the third spring 93, the force of the third spring 93 can act on the slide seat 94, the top of the guide rod 92 is fixedly connected to the slide seat 94, the slide seat 94 is slidably connected to the connecting seat 91, an elastic ball 95 is movably sleeved inside the slide seat 94, the elastic ball 95 contacts the filter plate 10, a positioning block 97 is fixedly connected to the top of the filter plate 10, a positioning block 97 is slidably sleeved on the outer side of the positioning block 97, the positioning seat 98 is fixedly connected to the base 3, and the positioning seat 98 contacts the filter plate 10, a connecting rod 99 is fixedly connected to the outer side of the connecting seat 91, and the outer side of the connecting seat 91 is located below the connecting rod 99 A mounting bar 991 is fixedly connected, a motor 992 is fixedly installed on the top of the mounting bar 991, a first bevel gear 993 is fixedly connected to the upper end of the output end of the motor 992, a second bevel gear 994 is meshed on the outer side of the first bevel gear 993, the second bevel gear 994 is fixedly sleeved on the outer side of the connecting rod 99, a plurality of evenly distributed connecting sleeves 995 are fixedly connected to the top of the connecting rod 99, a vertical rod 996 is fixedly connected to the interior of the connecting sleeve 995, and the outer side of the vertical rod 996 is fixedly sleeved on the outer side of the connecting rod 99. A fourth spring 997 is provided, one end of the fourth spring 997 is fixedly connected to the connecting sleeve 995, and the other end of the fourth spring 997 is fixedly connected to the sliding sleeve 998. By designing the fourth spring 997, the force of the fourth spring 997 can act on the sliding sleeve 998. The outer side of the vertical rod 996 is slidably sleeved with the sliding sleeve 998, and the sliding sleeve 998 is slidably connected to the connecting sleeve 995. The top of the sliding sleeve 998 is fixedly connected with a top block 999, and the top block 999 is in contact with the filter plate 10. Through the action of the fan 7, the inside of the line loss analyzer 1 can be blown to dissipate heat, the cooling performance of the line loss analyzer 1 can be improved, and the use can be avoided from being affected by overheating. Under the action of the filter plate 10, the blown air can be filtered to avoid the entry of dust. When the motor 992 is started, the output end of the motor 992 can drive the first bevel gear 993 to rotate, the first bevel gear 993 drives the second bevel gear 994 to rotate, the second bevel gear 994 drives the connecting rod 99 to rotate, the connecting rod 99 drives the connecting sleeve 995 to rotate, the connecting sleeve 995 drives the sliding sleeve 998 and the top block 999 to rotate, the top block 999 will rotate to hit the filter screen on the filter plate 10. Since the filter screen is elastic, the filter screen can vibrate, and the dust and impurities attached to the surface of the filter screen can be shaken off to avoid clogging of the filter plate 10 affecting the ventilation.

[0036] When the filter plate 10 needs to be disassembled, the handle 12 is pulled down, and the handle 12 drives the connecting strip 11 to move downward, and the connecting strip 11 drives the filter plate 10 to move downward. The downward movement of the filter plate 10 will squeeze the elastic ball 95, and the elastic ball 95 will drive the slide seat 94 to move downward, and the slide seat 94 drives the guide rod 92 to move downward, and the slide seat 94 squeezes the third spring 93. At the same time, the filter plate 10 drives the positioning block 97 to move downward and separate from the positioning seat 98. Then, the handle 12 is pulled horizontally to pull the filter plate 10 out of the base 3, so that the filter plate 10 can also be conveniently disassembled and removed from the base 3 for easy cleaning and maintenance.

[0037] The use state of the present invention is: when in use, the line loss analyzer 1 can be used to perform line loss analysis. The front of the line loss analyzer 1 can be protected under the action of the guard plate 81, and the display screen can be protected, which can reduce damage to the display screen and improve the safety of the analyzer. When the line loss analyzer 1 needs to be used, the pull block 84 is pulled up, the pull block 84 drives the pull rod 83 to move up, the pull rod 83 drives the slider 86 to move up, and the slider 86 drives the ball 87 to roll along the connecting block 82. At the same time, the slider 86 squeezes the first spring 85, one end of the first spring 85 is fixedly connected to the slider 86, and the other end of the first spring 85 is fixedly connected to the connecting block 82. By designing the first spring 85, the force of the first spring 85 can act on the slider 86, and the slider 86 drives the protrusion 88 to move up and separate from the groove 89, and then the guard plate 81 is rotated, and the guard plate 81 drives the shaft 891 to rotate along the plug block 892, so that the guard plate 81 can be rotated open to use the line loss analyzer 1.

[0038] When the guard plate 81 needs to be removed, push the push block 893, and the push block 893 drives the slide bar 894 to move. The slide bar 894 slides along the guide rod 896, and the slide bar 894 squeezes the second spring 897. At the same time, the slide bar 894 drives the limit block 895 to move, so that the limit block 895 is separated from the line loss analyzer 1, and then the guard plate 81 is moved horizontally so that the guard plate 81 drives the plug block 892 to move horizontally and separate from the line loss analyzer 1. Then the guard plate 81 can be removed, and the guard plate 81 can be disassembled and assembled according to usage requirements.

[0039] Through the action of the fan 7, the inside of the line loss analyzer 1 can be blown to dissipate heat, the cooling performance of the line loss analyzer 1 can be improved, and the use can be avoided from being affected by overheating. Under the action of the filter plate 10, the blown air can be filtered to avoid the entry of dust. When the motor 992 is started, the output end of the motor 992 can drive the first bevel gear 993 to rotate, the first bevel gear 993 drives the second bevel gear 994 to rotate, the second bevel gear 994 drives the connecting rod 99 to rotate, the connecting rod 99 drives the connecting sleeve 995 to rotate, the connecting sleeve 995 drives the sliding sleeve 998 and the top block 999 to rotate, the top block 999 will rotate to hit the filter screen on the filter plate 10. Since the filter screen is elastic, the filter screen can vibrate, and the dust and impurities attached to the surface of the filter screen can be shaken off to avoid clogging of the filter plate 10 affecting the ventilation.

[0040] When the filter plate 10 needs to be disassembled, the handle 12 is pulled down, and the handle 12 drives the connecting strip 11 to move downward, and the connecting strip 11 drives the filter plate 10 to move downward. The downward movement of the filter plate 10 will squeeze the elastic ball 95, and the elastic ball 95 will drive the slide seat 94 to move downward, and the slide seat 94 drives the guide rod 92 to move downward, and the slide seat 94 squeezes the third spring 93. At the same time, the filter plate 10 drives the positioning block 97 to move downward and separate from the positioning seat 98. Then, the handle 12 is pulled horizontally to pull the filter plate 10 out of the base 3, so that the filter plate 10 can also be conveniently disassembled and removed from the base 3 for easy cleaning and maintenance.

[0041] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for illustrating the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which shall fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A line loss analyzer with a protection function, comprising a line loss analyzer (1), characterized in that: A ventilation net (2) is provided at the bottom of the line loss analyzer (1), a base (3) is fixedly connected to the bottom of the line loss analyzer (1), a ventilation hole (4) is provided inside the base (3), a fixing block (5) is fixedly connected to both left and right ends of the line loss analyzer (1), a lifting belt (6) is fixedly connected between the two fixing blocks (5), a fan (7) is fixedly installed inside the base (3), a filter plate (10) is slidably sleeved inside the base (3), a connecting strip (11) is fixedly connected to the front end of the filter plate (10), the connecting strip (11) is in contact with the base (3), and a handle (12) is fixedly connected to the front end of the connecting strip (11), a protective mechanism (8) is provided on the line loss analyzer (1), and a dustproof mechanism (9) is provided on the base (3).

2. The line loss analyzer with protection function according to claim 1, characterized in that: The protection mechanism (8) comprises a guard plate (81), the front end of the line loss analyzer (1) contacts the guard plate (81), the interior of the guard plate (81) is fixedly connected with a connecting block (82), the connecting block (82) contacts the line loss analyzer (1), the interior of the connecting block (82) is slidably sleeved with a pull rod (83), the top of the pull rod (83) is fixedly connected with a pull block (84), the outer side of the pull rod (83) is provided with a first spring (85), the bottom of the pull rod (83) is fixedly connected with a slider (86), the slider (86) is slidably connected to the connecting block (82), the bottom of the slider (86) is fixedly connected with a protrusion (88), the protrusion (88) is slidably connected to the connecting block (82) and the line loss analyzer (1) respectively, the interior of the slider (86) is movably adjusted with a ball (87), the ball (87) is movably connected to the connecting block (82), the The left and right ends of the guard plate (81) are both fixedly connected with a rotating shaft (891); an insert block (892) is rotatably sleeved on the outer side of the rotating shaft (891) through a bearing; the insert block (892) is slidably connected to the line loss analyzer (1); two symmetrically distributed push blocks (893) are slidably sleeved inside the insert block (892); the push blocks (893) are slidably connected to the insert block (892); and the outer side of the push block (893) is fixedly connected with a sliding The slide rod (894) is slidably connected to the plug block (892), the outer side of the slide rod (894) is fixedly connected to a limit block (895), the limit block (895) is slidably connected to the line loss analyzer (1), the inner side of the slide rod (894) is slidably sleeved with a guide rod (896), the guide rod (896) is fixedly connected to the plug block (892), and a second spring (897) is arranged on the outer side of the guide rod (896).

3. The line loss analyzer with protection function according to claim 1, characterized in that: A groove (89) is provided inside the line loss analyzer (1), and a protrusion (88) is slidably sleeved inside the groove (89).

4. The line loss analyzer with protection function according to claim 2, characterized in that: One end of the first spring (85) is fixedly connected to the slider (86), and the other end of the first spring (85) is fixedly connected to the connecting block (82).

5. The line loss analyzer with protection function according to claim 2, characterized in that: One end of the second spring (897) is fixedly connected to the insert block (892), and the other end of the second spring (897) is fixedly connected to the slide bar (894).

6. The line loss analyzer with protection function according to claim 1, characterized in that: The dustproof mechanism (9) comprises a connecting seat (91), the interior of the base (3) is fixedly connected with the connecting seat (91), the interior of the connecting seat (91) is slidably sleeved with a guide rod (92), the outer side of the guide rod (92) is provided with a third spring (93), the top of the guide rod (92) is fixedly connected with a sliding seat (94), the sliding seat (94) is slidably connected with the connecting seat (91), the interior of the sliding seat (94) is movably sleeved with an elastic ball (95), the elastic ball (95) contacts the filter plate (10), the top of the filter plate (10) is fixedly connected with a positioning block (97), the outer side of the positioning block (97) is slidably sleeved with a positioning seat (98), the positioning seat (98) is fixedly connected with the base (3), the positioning seat (98) contacts the filter plate (10), the outer side of the connecting seat (91) is fixedly connected with a connecting rod (99), the outer side of the connecting seat (91) and located at the connecting rod A mounting bar (991) is fixedly connected to the bottom of the connecting rod (99), a motor (992) is fixedly installed on the top of the mounting bar (991), a first bevel gear (993) is fixedly connected to the upper end of the output end of the motor (992), a second bevel gear (994) is meshed on the outer side of the first bevel gear (993), the second bevel gear (994) is fixedly sleeved on the outer side of the connecting rod (99), and a plurality of uniformly arranged gears are fixedly connected to the top of the connecting rod (99). A connecting sleeve (995) is distributed, the interior of the connecting sleeve (995) is fixedly connected to a vertical rod (996), the outer side of the vertical rod (996) is provided with a fourth spring (997), the outer side of the vertical rod (996) is slidably sleeved with a sliding sleeve (998), the sliding sleeve (998) is slidably connected to the connecting sleeve (995), the top of the sliding sleeve (998) is fixedly connected to a top block (999), and the top block (999) is in contact with the filter plate (10).

7. The line loss analyzer with protection function according to claim 6, characterized in that: One end of the third spring (93) is fixedly connected to the sliding seat (94), and the other end of the third spring (93) is fixedly connected to the connecting seat (91).

8. The line loss analyzer with protection function according to claim 6, characterized in that: One end of the fourth spring (997) is fixedly connected to the connecting sleeve (995), and the other end of the fourth spring (997) is fixedly connected to the sliding sleeve (998).

Images