A real-time monitoring and compensation device for contact network compensator

Abstract

The present invention relates to the field of contact network compensators and discloses a real-time monitoring and compensation device for contact network compensators, which effectively solves the problem that it is difficult to monitor the compensation status of the compensator during the use of the contact network compensator. The device comprises a pulley adjustment assembly, and a contact network compensation assembly is provided below the pulley adjustment assembly. The pulley adjustment assembly comprises a first fixed frame, and the first fixed frame is internally rotatably connected to the first pulley. According to the present invention, after the contact line on one side of the second fixed frame is loosened, the weight drives the fourth pulley toward the side of the weight through the second traction rope under the action of its own gravity, so that the first traction rope enters the inner groove more, thereby reducing the length of the first traction rope outside the third pulley, thereby pulling the second fixed frame toward the side of the first fixed frame, and then tightening the contact line at one end of the second fixed frame, thereby facilitating compensation.

Description

Technical Field

[0001] The invention belongs to the field of catenary compensators, and in particular relates to a real-time monitoring and compensation device for catenary compensators. Background Art

[0002] The contact line compensation device, also known as the automatic tension compensator, is installed at both ends of the anchor section and is connected in series in the contact line load-bearing cable. Its function is to compensate for the tension changes in the cable and keep the tension constant. The contact line compensation device is generally composed of a pulley block, a traction rope and a sinker. Generally, the contact line is fixedly connected to the pulley block, the traction rope is wound around the outside of the pulley block, and the bottom end of the traction rope is fixedly connected to the sinker. When the contact line becomes loose, the sinker moves downward under the action of its own gravity, thereby driving the traction rope to tighten, thereby acting on the pulley block, thereby tightening the contact line. However, the following defects still exist:

[0003] During the use of the contact network compensator, it is difficult to monitor the compensation status of the compensator, which affects the staff's judgment on the tightness of the contact line. Summary of the Invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a real-time monitoring compensation device for a contact network compensator, which effectively solves the problem that it is difficult to monitor the compensation status of the compensator during the use of the contact network compensator.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solutions: a real-time monitoring and compensation device for a catenary compensator, comprising a pulley adjustment assembly, wherein a catenary compensation assembly is provided below the pulley adjustment assembly;

[0006] The pulley adjustment assembly includes a first fixed frame, the first fixed frame is rotatably connected to the first pulley inside, a second pulley is provided on one side of the first pulley, the second pulley is rotatably connected to the first fixed frame, a second fixed frame is provided on the side of the first fixed frame close to the second pulley, the second fixed frame is rotatably connected to the third pulley inside, a first traction rope is installed on one end of the second fixed frame close to the second pulley, the first traction rope is successively wound around the outside of the second pulley, the outside of the third pulley and the outside of the first pulley, a contact wire is installed on the end of the second fixed frame away from the second pulley, and the end of the first fixed frame away from the second pulley is fixedly arranged.

[0007] Preferably, the contact network compensation component includes a mounting box, an inner groove is provided inside the mounting box, a rope inlet groove is provided at the top of the inner groove, and a rope outlet groove is provided at the bottom of the inner groove, both the rope inlet groove and the rope outlet groove are adapted to the first hoisting rope, the first hoisting rope is arranged inside the rope inlet groove and the rope outlet groove, a bottom adjustment component is installed at the bottom end of the first hoisting rope, and a compensation monitoring component is installed on the front of the mounting box.

[0008] Preferably, the interior of the installation box is symmetrically provided with a slide groove, the interior of the slide groove is slidably connected to a slider, a fourth pulley is rotatably connected between the two sliders, the upper and lower sides of the fourth pulley are respectively tightly attached to the upper and lower inner walls of the inner groove, and the first traction rope is wrapped around the outside of the fourth pulley.

[0009] Preferably, a second connecting plate is installed on the side of the slider close to the rope feeding groove, a first spring is installed on the side of the second connecting plate away from the fourth pulley, one end of the first spring is fixedly connected to the inner wall of the inner groove, the first connecting plate is installed on the side of the slider away from the second connecting plate, a rope passing groove is provided on the side of the inner groove away from the first spring, a second traction rope is installed on one side of the first connecting plate, the second traction rope passes through the rope passing groove to the outside of the installation box, and a weight is installed on the end of the second traction rope located outside the installation box.

[0010] Preferably, the compensation monitoring component includes a connecting chute opened on the front side of the chute, the connecting chute extends to the front side of the mounting box, the internal sliding connection of the connecting chute is provided with a movable connecting block, one end of the movable connecting block is fixedly connected to the slider, and the other end of the movable connecting block extends to the outside of the mounting box, and a first rack is installed at one end of the movable connecting block located on the outside of the mounting box, the bottom end of the first rack is meshed with a first gear, and the first gear is rotatably connected to the mounting box.

[0011] Preferably, a second gear is installed on the front of the first gear, the diameter of the second gear is smaller than that of the first gear, a second rack is meshed and connected below the first gear, a sliding rheostat is provided below the second rack, a sliding plate is provided on the sliding rheostat, the top of the sliding plate is fixedly connected to the second rack, and a fixing rod is symmetrically installed on the back of the sliding rheostat, and the fixing rod is fixedly connected to the mounting box.

[0012] Preferably, an ammeter is installed on the front of the installation box, the ammeter is externally connected to a power supply, and the ammeter is electrically connected to the sliding rheostat.

[0013] Preferably, the bottom adjustment assembly includes a fixed cylinder, which is fixedly arranged on the ground, and has slots symmetrically and equidistantly provided on both sides of the fixed cylinder. The interior of the fixed cylinder is slidably connected to a bottom block, and a snap-on fixing unit is installed inside the bottom block. A connecting rod is installed on the top of the bottom block, and a top block is installed on the top of the connecting rod. The top block is fixedly connected to the bottom end of the first traction rope, and guide blocks are symmetrically installed on the front and back sides of the bottom block. The guide blocks are slidably connected to the inside of the guide groove, and the guide groove is symmetrically opened on the inner wall of the fixed cylinder.

[0014] Preferably, the clamping and fixing unit includes movable grooves symmetrically opened on both sides of the bottom block, a movable block is slidably connected inside the movable groove, a second spring is installed on the side of the movable block close to the inside of the fixed cylinder, one end of the second spring is fixedly connected to the inner wall of the movable groove, and a clamping rod is installed on the side of the movable block away from the second spring, and the clamping rod is clamped with the clamping groove.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] (1) According to the present invention, after the contact line on one side of the second fixed frame is loosened, the weight drives the fourth pulley toward the weight side through the second traction rope under the action of its own gravity, so that the first traction rope enters more into the inner groove, thereby reducing the length of the first traction rope outside the third pulley, thereby pulling the second fixed frame toward the first fixed frame, and then tightening the contact line at one end of the second fixed frame, thereby facilitating compensation;

[0017] (2) The invention moves the first rack by moving the fourth pulley, and the first rack is meshed with the first gear, and the second rack is meshed with the second gear, and the first gear and the second gear rotate coaxially, so that the movement of the first rack drives the movement of the second rack, thereby driving the movement of the slider of the sliding rheostat, so that the resistance value of the sliding rheostat connected to the circuit changes, thereby changing the reading of the ammeter, thereby accurately reflecting the compensation situation, and because the diameter of the second gear is smaller than the diameter of the first gear, the moving distance of the second rack is proportionally reduced relative to the moving distance of the first rack, thereby facilitating the use of the sliding rheostat.

[0018] (3) The invention connects the bottom block and the slot through a clamping rod. After the bottom block moves to an appropriate height, the clamping rod on the bottom block drives the clamping rod to be inserted into the slot under the elastic force of the second spring, thereby fixing the bottom block and facilitating the adjustment of the height of the top block, thereby facilitating the change of the position of the bottom end of the first traction rope, thereby facilitating the adjustment of the position of the fourth pulley, and thus facilitating monitoring. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0020] In the attached figure:

[0021] Figure 1 It is a schematic diagram of the structure of the present invention;

[0022] Figure 2 This is a schematic structural diagram of the pulley adjustment assembly of the present invention;

[0023] Figure 3 This is a schematic diagram of the installation box structure of the present invention;

[0024] Figure 4 This is a schematic structural diagram of the contact network compensation component of the present invention;

[0025] Figure 5 This is a schematic diagram of the structure of the compensation monitoring component of the present invention;

[0026] Figure 6 This is a schematic diagram of the bottom adjustment assembly structure of the present invention;

[0027] Figure 7 This is a schematic diagram of the structure of the clamping fixing unit of the present invention;

[0028] Figure: 1. Pulley adjustment assembly; 101. First fixing bracket; 102. First pulley; 103. Second pulley; 104. Second fixing bracket; 105. Third pulley; 106. First traction rope; 2. Catenary compensation assembly; 201. Mounting box; 202. Inner groove; 203. Rope inlet groove; 204. Rope outlet groove; 205. Slide; 206. Slider; 207. Fourth pulley; 208. First connecting plate; 209. Second connecting plate; 210. First spring; 211. Rope passage groove; 212. Second traction rope; 213. Weight; 3. Compensation monitoring Measuring component; 301, connecting slide; 302, movable connecting block; 303, first rack; 304, first gear; 305, second gear; 306, second rack; 307, sliding rheostat; 308, fixing rod; 309, ammeter; 4, bottom adjustment component; 401, fixing cylinder; 402, card slot; 403, bottom block; 404, guide slot; 405, guide block; 406, connecting rod; 407, top block; 408, card fixing unit; 4081, movable slot; 4082, movable block; 4083, card rod; 4084, second spring. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0030] Embodiment 1, by Figure 1-Figure 7The present invention includes a pulley adjusting assembly 1, a contact network compensation assembly 2 is provided below the pulley adjusting assembly 1, the pulley adjusting assembly 1 includes a first fixed frame 101, a first pulley 102 is rotatably connected to the inside of the first fixed frame 101, a second pulley 103 is provided on one side of the first pulley 102, the second pulley 103 is rotatably connected to the first fixed frame 101, a second fixed frame 104 is provided on the side of the first fixed frame 101 close to the second pulley 103, a third pulley 105 is rotatably connected to the inside of the second fixed frame 104, a first traction rope 106 is installed on one end of the second fixed frame 104 close to the second pulley 103, the first traction rope 106 is successively wound around the outside of the second pulley 103, the outside of the third pulley 105 and the outside of the first pulley 102, a contact line is installed on the end of the second fixed frame 104 away from the second pulley 103, and the end of the first fixed frame 101 away from the second pulley 103 is fixedly arranged;

[0031] The contact network compensation component 2 includes a mounting box 201, an inner groove 202 is opened inside the mounting box 201, a rope inlet groove 203 is opened at the top of the inner groove 202, and a rope outlet groove 204 is opened at the bottom of the inner groove 202, the rope inlet groove 203 and the rope outlet groove 204 are both adapted to the first hoisting rope 106, the first hoisting rope 106 is arranged inside the rope inlet groove 203 and inside the rope outlet groove 204, the bottom end of the first hoisting rope 106 is installed with a bottom adjustment component 4, the front of the mounting box 201 is installed with a compensation monitoring component 3, the interior of the mounting box 201 is symmetrically opened with a slide groove 205, the interior of the slide groove 205 is slidably connected to a slider 206, and a fourth pulley 207 is rotatably connected between the two sliders 206, and the upper and lower sides of the fourth pulley 207 are respectively connected to the inner groove 20 2, the upper and lower inner walls are tightly attached, the first traction rope 106 is wound around the outside of the fourth pulley 207, a second connecting plate 209 is installed on the side of the slider 206 close to the rope feeding groove 203, a first spring 210 is installed on the side of the second connecting plate 209 away from the fourth pulley 207, one end of the first spring 210 is fixedly connected to the inner wall of the inner groove 202, a first connecting plate 208 is installed on the side of the slider 206 away from the second connecting plate 209, a rope passing groove 211 is opened on the side of the inner groove 202 away from the first spring 210, a second traction rope 212 is installed on one side of the first connecting plate 208, the second traction rope 212 passes through the rope passing groove 211 to the outside of the installation box 201, and a weight 213 is installed on the end of the second traction rope 212 located outside the installation box 201;

[0032] During use, when the contact line of one end of the second fixing frame 104 away from the first fixing frame 101 is relaxed, and the first fixing frame 101 is fixed, the slider 206 is pulled toward the side of the sinker 213 under the action of its own gravity, so that the slider 206 pulls more of the first traction rope 106 into the inner groove 202, thereby shortening the length of the first traction rope 106 outside. At this time, under the action of the tension of the first traction rope 106, the second fixing frame 104 is moved toward the side of the first fixing frame 101, thereby tightening the contact line at one end of the second fixing frame 104.

[0033] Embodiment 2, on the basis of embodiment 1, the compensation monitoring component 3 includes a connecting chute 301 opened on the front of the chute 205, the connecting chute 301 extends to the front of the installation box 201, and the interior of the connecting chute 301 is slidably connected with a movable connecting block 302, one end of the movable connecting block 302 is fixedly connected to the slider 206, and the other end of the movable connecting block 302 extends to the outside of the installation box 201, and the end of the movable connecting block 302 located on the outside of the installation box 201 is installed with a first rack 303, and the bottom end of the first rack 303 is meshed with a first gear 304, and the first gear 304 is rotatably connected to the installation box 201. A second gear 305 is mounted on the front of a gear 304. The diameter of the second gear 305 is smaller than that of the first gear 304. A second rack 306 is meshedly connected to the bottom of the first gear 304. A sliding rheostat 307 is disposed below the second rack 306. The sliding rheostat 307 is provided with a slider. The top of the slider is fixedly connected to the second rack 306. Fixed rods 308 are symmetrically mounted on the back of the sliding rheostat 307. The fixed rods 308 are fixedly connected to the mounting box 201. An ammeter 309 is mounted on the front of the mounting box 201. The ammeter 309 is connected to an external power supply and is electrically connected to the sliding rheostat 307.

[0034] When the weight 213 is driven by the second traction rope 212 to move toward the side of the weight 213, the first rack 303 is driven to move by the mobile connecting block 302, and the first rack 303 is meshed with the first gear 304, thereby driving the first gear 304 to rotate, and the second gear 305 is fixedly connected to the first gear 304. After the first gear 304 rotates, the second gear 305 is driven to rotate, and the second gear 305 is meshed with the second rack 306, thereby After the movement, the second rack 306 is driven to move, and the second rack 306 is connected to the slider of the sliding rheostat 307, so that after the second rack 306 moves, the slider of the sliding rheostat 307 is driven to move, thereby changing the resistance value of the sliding rheostat 307 connected to the circuit, thereby changing the reading of the ammeter 309, thereby accurately reflecting the compensation situation. Since the diameter of the second gear 305 is smaller than the diameter of the first gear 304, the movement of the second rack 306 is proportionally reduced, thereby facilitating the use of the sliding rheostat 307.

[0035] Example 3, on the basis of Example 1, the bottom adjustment component 4 includes a fixed cylinder 401, the fixed cylinder 401 is fixedly set on the ground, the two sides of the fixed cylinder 401 are symmetrically and equidistantly provided with a card slot 402, the interior of the fixed cylinder 401 is slidably connected to a bottom block 403, the interior of the bottom block 403 is installed with a card fixing unit 408, the top of the bottom block 403 is installed with a connecting rod 406, the top of the connecting rod 406 is installed with a top block 407, the top block 407 is fixedly connected to the bottom end of the first traction rope 106, the front and back of the bottom block 403 are symmetrically installed with guide blocks 405, the guide blocks 405 The guide groove 404 is symmetrically arranged on the inner wall of the fixed cylinder 401. The clamping fixing unit 408 includes movable grooves 4081 symmetrically arranged on both sides of the bottom block 403. The movable grooves 4081 are slidably connected to the interior of the movable blocks 4082. A second spring 4084 is installed on the side of the movable block 4082 close to the interior of the fixed cylinder 401. One end of the second spring 4084 is fixedly connected to the inner wall of the movable groove 4081. A clamping rod 4083 is installed on the side of the movable block 4082 away from the second spring 4084. The clamping rod 4083 is clamped with the clamping groove 402.

[0036] When one end of the first traction rope 106 is at a higher position, the clamping rods 4083 on both sides of the bottom block 403 are pushed into the movable groove 4081, so that the bottom block 403 is disengaged from the fixed cylinder 401, and then the top block 407 is pulled upward. When the bottom block 403 moves to a suitable position, the clamping rod 4083 moves outward under the elastic force of the second spring 4084, so that the clamping rod 4083 is clamped with the clamping groove 402, thereby facilitating adjustment. In the process of the bottom block 403 moving upward, the clamping rod 4083 will enter the inside of the clamping groove 402 every time it passes through a clamping groove 402. Therefore, in the adjustment process of the bottom block 403, the clamping rod 4083 needs to be pushed into the inside of the movable groove 4081 multiple times.

Claims

1. A real-time monitoring and compensation device for a contact network compensator, comprising a pulley adjustment assembly (1), characterized in that: A contact network compensation component (2) is provided below the pulley adjustment component (1); The pulley adjustment assembly (1) comprises a first fixed frame (101), the first fixed frame (101) is internally connected to a first pulley (102), a second pulley (103) is provided on one side of the first pulley (102), the second pulley (103) is rotatably connected to the first fixed frame (101), a second fixed frame (104) is provided on a side of the first fixed frame (101) close to the second pulley (103), and the second fixed frame (104) is internally connected to a third pulley (105), a first traction rope (106) is installed on one end of the second fixed frame (104) close to the second pulley (103), the first traction rope (106) is successively wound around the outside of the second pulley (103), the outside of the third pulley (105) and the outside of the first pulley (102), a contact line is installed on one end of the second fixed frame (104) away from the second pulley (103), and the end of the first fixed frame (101) away from the second pulley (103) is fixedly arranged; The catenary compensation assembly (2) comprises an installation box (201), an inner groove (202) is provided inside the installation box (201), a rope inlet groove (203) is provided at the top of the inner groove (202), a rope outlet groove (204) is provided at the bottom of the inner groove (202), the rope inlet groove (203) and the rope outlet groove (204) are both adapted to the first hoisting rope (106), the first hoisting rope (106) is arranged inside the rope inlet groove (203) and inside the rope outlet groove (204), a bottom adjustment assembly (4) is installed at the bottom end of the first hoisting rope (106), and a compensation monitoring assembly (3) is installed on the front of the installation box (201); The installation box (201) is symmetrically provided with a slide groove (205), the slide groove (205) is slidably connected to the inside of the slide groove (205), and a fourth pulley (207) is rotatably connected between the two slides (206). The upper and lower sides of the fourth pulley (207) are respectively in close contact with the upper and lower inner walls of the inner groove (202), and the first traction rope (106) is wound around the outer side of the fourth pulley (207); A second connecting plate (209) is installed on the side of the slider (206) close to the rope feeding groove (203), a first spring (210) is installed on the side of the second connecting plate (209) away from the fourth pulley (207), one end of the first spring (210) is fixedly connected to the inner wall of the inner groove (202), a first connecting plate (208) is installed on the side of the slider (206) away from the second connecting plate (209), a rope passage groove (211) is provided on the side of the inner groove (202) away from the first spring (210), a second traction rope (212) is installed on one side of the first connecting plate (208), the second traction rope (212) passes through the rope passage groove (211) to the outside of the installation box (201), and a weight (213) is installed on the end of the second traction rope (212) located outside the installation box (201); The compensation monitoring component (3) comprises a connecting chute (301) provided on the front of the chute (205), the connecting chute (301) extending through the front of the installation box (201), a movable connecting block (302) being slidably connected inside the connecting chute (301), one end of the movable connecting block (302) being fixedly connected to the slider (206), the other end of the movable connecting block (302) extending through the outside of the installation box (201), a first rack (303) being installed at one end of the movable connecting block (302) located outside the installation box (201), a first gear (304) being meshed with the bottom end of the first gear (303), and the first gear (304) being rotationally connected to the installation box (201).

2. The real-time monitoring and compensation device for a catenary compensator according to claim 1, characterized in that: A second gear (305) is installed on the front of the first gear (304), the diameter of the second gear (305) is smaller than the diameter of the first gear (304), a second rack (306) is meshed and connected below the first gear (304), a sliding rheostat (307) is provided below the second rack (306), a sliding plate is provided on the sliding rheostat (307), the top of the sliding plate is fixedly connected to the second rack (306), a fixing rod (308) is symmetrically installed on the back of the sliding rheostat (307), and the fixing rod (308) is fixedly connected to the installation box (201).

3. The real-time monitoring and compensation device for a catenary compensator according to claim 2, characterized in that: An ammeter (309) is installed on the front of the installation box (201). The ammeter (309) is externally connected to a power supply and is electrically connected to a sliding rheostat (307).

4. The real-time monitoring and compensation device for a catenary compensator according to claim 1, characterized in that: The bottom adjustment assembly (4) comprises a fixed cylinder (401), the fixed cylinder (401) is fixedly arranged on the ground, and two sides of the fixed cylinder (401) are symmetrically and equidistantly provided with card slots (402), the interior of the fixed cylinder (401) is slidably connected to a bottom block (403), the interior of the bottom block (403) is provided with a card fixing unit (408), the top of the bottom block (403) is provided with a connecting rod (406), the top of the connecting rod (406) is provided with a top block (407), the top block (407) is fixedly connected to the bottom end of the first traction rope (106), and the front and back sides of the bottom block (403) are symmetrically provided with guide blocks (405), the guide blocks (405) are slidably connected to the interior of the guide groove (404), and the guide groove (404) is symmetrically provided on the inner wall of the fixed cylinder (401).

5. The real-time monitoring and compensation device for a catenary compensator according to claim 4, characterized in that: The clamping and fixing unit (408) comprises movable grooves (4081) symmetrically arranged on both sides of the bottom block (403); a movable block (4082) is slidably connected inside the movable groove (4081); a second spring (4084) is installed on the side of the movable block (4082) close to the inside of the fixed cylinder (401); one end of the second spring (4084) is fixedly connected to the inner wall of the movable groove (4081); a clamping rod (4083) is installed on the side of the movable block (4082) away from the second spring (4084); and the clamping rod (4083) is clamped to the clamping groove (402).

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