Retesting device for reserves of coal bunker

Abstract

The utility model discloses a coal bunker reserve remeasuring device, which belongs to the technical field of coal mine processing storage equipment and particularly comprises a base, and a winding roller for winding a remeasuring rope is rotatably mounted on the base. A driving mechanism for driving the winding roller to rotate is mounted on one side of the winding roller; a supporting arm is installed on the front face of the base through an angle iron frame, a digital display ranging wheel is installed in the middle of the supporting arm, and a displayer used for displaying measurement data of the digital display ranging wheel is installed on the driving mechanism. The servo motor is used for driving the winding roller to rotate, paying off and winding are achieved in an electric driving mode, the phenomenon that the measuring rope is scattered and stacked on the bin top, and consequently damage or winding and knotting are caused can be effectively avoided, and in addition, the digital display distance measuring wheel is matched with the measuring rope, so that the measuring rope can be accurately measured. The pay-off length of the measuring rope can be accurately monitored in real time, the accuracy is far higher than that of a traditional manual estimation mode, the accuracy of coal bunker reserve remeasurement data can be improved to the maximum extent, and coal mine storage safety management is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to coal mine processing storage equipment technical field, concretely relates to a coal storage capacity retesting device. BACKGROUND

[0002] Coal mine washing and processing plant, the product after screening and washing needs to be loaded into the cylindrical coal bunker according to the specification, the coal storage in each cylindrical coal bunker is detected by using a radar bunker position meter, and information is transmitted back to the control room, in order to ensure the accuracy of the bunker position meter, the post worker needs to use a measuring rope for rechecking (i.e. retesting) on site, the measuring rope is relatively long and the operation of winding and unwinding is relatively troublesome, and it is often randomly placed above the coal bunker and is prone to damage or winding knot problems, which brings inconvenience to subsequent use, and the length measurement is generally achieved by using a number of arm expansion times, and the rope length estimation value deviation is large.

[0003] Therefore, we propose an electric coal bunker storage capacity retesting device. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a coal bunker storage capacity retesting device to solve the above problems in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A coal bunker storage capacity retesting device, comprising a base, a winding roller for winding a retesting rope is rotatably installed on the base; a driving mechanism for driving the winding roller to rotate is installed on one side of the winding roller; a support arm is installed on the front of the base through an angle iron frame, a digital distance measuring wheel is installed in the middle of the support arm, and a display for displaying the measurement data of the digital distance measuring wheel is installed on the driving mechanism.

[0007] Further, the driving mechanism comprises a servo motor and a worm gear transmission box, the center shaft of the worm gear in the worm gear transmission box is in transmission connection with one end of the winding roller, the end of the worm in the worm gear transmission box is fixed with the output shaft of the servo motor, the body of the servo motor is fixed on the worm gear transmission box, and the box body of the worm gear transmission box is fixed on the base.

[0008] Further, a positioning ring is installed on the support arm through a support, the positioning ring and the digital distance measuring wheel are correspondingly arranged in an upper and lower position, the crown of the digital distance measuring wheel adopts a concave arc design, and an anti-skid fine line is arranged on the crown of the digital distance measuring wheel.

[0009] Further, the front surface of the base and the bottom position of the digital distance measuring wheel are also provided with a winch driven mechanism, the winch driven mechanism comprises a reciprocating wire rod back and forth shaft, both ends of the reciprocating wire rod back and forth shaft are rotatably installed on the base through mounting seats, a guide positioning slide rail parallel to the reciprocating wire rod back and forth shaft is also fixed between the two mounting seats, a driven slider matched with the reciprocating wire rod back and forth shaft is sleeved on the reciprocating wire rod back and forth shaft, and one side of the driven slider is slidably matched with the guide positioning slide rail.

[0010] Further, the winch driven mechanism and the winding roller are connected through a transmission assembly, the transmission assembly mainly comprises a driving wheel and a driven wheel, the driving wheel is installed at the center position of the other end of the winding roller, the driven wheel is installed at the end of the reciprocating wire rod back and forth shaft, and the driving wheel and the driven wheel are drivingly connected through a transmission belt.

[0011] Further, the back surface of the base is provided with a rope pressing mechanism, the rope pressing mechanism comprises a rotating shaft, both ends of the rotating shaft are rotatably installed on the base through T-shaped frames, a "П"-shaped roller frame is fixed in the middle of the rotating shaft, and a pressing roller is rotatably installed on the horizontal shaft of the roller frame.

[0012] Further, torsional springs are sleeved on the rotating shafts at both sides of the roller frame.

[0013] Further, the winding roller is wound with a measuring rope, the take-up end of the measuring rope is wound from the bottom of the guide wheel, passes through the outside of the positioning ring towards the winding roller, and finally extends into the coal bunker and is fixed with a suspension cone after being wound from the upper edge of the digital distance measuring wheel.

[0014] Beneficial effects:

[0015] The utility model discloses a servo motor drives winding roller rotation, makes the measuring rope of coal bunker storage capacity retest directly realizes the wire laying and winding in the form of electric drive, can effectively avoid the damage or the winding knot phenomenon of measuring rope in the warehouse top scattered stacking, in addition, the cooperation between digital distance measuring wheel and measuring rope can accurately monitor the wire laying length of measuring rope in real time, and the accuracy is much higher than traditional manual estimation mode, can maximize the accuracy of coal bunker storage capacity retest data, is favorable for coal mine storage safety management. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a coal bunker storage capacity retest device structure schematic for the utility model Figure 1 ;

[0017] Figure 2 It is a coal bunker storage capacity retest device structure schematic for the utility model Figure 2 .

[0018] In the figure: 1, base; 2, winding roller; 3, worm gear transmission box; 4, servo motor; 5, angle iron frame; 6, support arm; 7, digital display distance measuring wheel; 8, support; 9, positioning ring; 10, mounting seat; 11, reciprocating screw shaft; 12, guide positioning slide rail; 13, driven slider; 14, wheel frame; 15, guide wheel; 16, display; 17, T-shaped frame; 18, rotating shaft; 19, torsional spring; 20, compression roller; 21, driving wheel; 22, driven wheel; 23, transmission belt. DETAILED DESCRIPTION

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the present application will be briefly introduced below in combination with the drawings and the description of the embodiments or the prior art. Obviously, the following description of the drawings structure is only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor. It should be noted that the description of these embodiments is used to help understand the present application, but does not constitute a limitation on the present application.

[0020] Embodiment:

[0021] For the coal processing industry, the coal storage management after washing and processing, the manual manual pay-off, take-up operation and the way of estimating the length of the rope value, the existing pay-off is difficult, the rope is randomly stacked and placed, it is easy to be damaged and entangled, which leads to inaccurate data and subsequent re-measurement operation, we propose a kind of electric coal bunker storage capacity re-measuring device, the specific scheme is as follows:

[0022] As Figures 1-2 shown, the present embodiment provides a kind of coal bunker storage capacity re-measuring device, including base 1, base 1 is rotatably installed with winding roller 2 for winding re-measuring rope;And the winding roller 2 side is equipped with the drive mechanism for driving winding roller 2 to rotate;Its drive mechanism includes servo motor 4 and worm gear transmission box 3, the center shaft of worm gear in worm gear transmission box 3 is in transmission connection with one end of winding roller 2, the end of worm in worm gear transmission box 3 is fixed with the output shaft of servo motor 4, the body of servo motor 4 is fixed on worm gear transmission box 3, and the box body of worm gear transmission box 3 is fixed on base 1, servo motor 4 drives winding roller 2 to rotate clockwise or counterclockwise through worm gear transmission mechanism, realizes the winding and pay-off operation of re-measuring rope.

[0023] In order to be able to real-time feedback the length of the rope during the process of paying-off, and make the staff more intuitive to know the accurate length data, the support arm 6 is installed on the front of the base 1 through the angle iron frame 5, and the digital distance measuring wheel 7 is installed in the middle of the support arm 6, and the display 16 for displaying the measurement data of the digital distance measuring wheel 7 is installed on the driving mechanism, and the display 16 is electrically connected with the signal end of the digital distance measuring wheel 7.

[0024] In order to make the digital distance measuring wheel 7 rotate smoothly during the process of winding or paying-off the rope, the positioning ring 9 is installed on the support arm 6 through the support 8, and the positioning ring 9 and the digital distance measuring wheel 7 are arranged in an upper and lower position corresponding relationship, and the crown of the digital distance measuring wheel 7 is designed as an arc shape with a concave shape, and the anti-skid fine lines are arranged on the crown of the digital distance measuring wheel 7.

[0025] In order to make the rope uniformly wound on the surface of the winding roller 2, and prevent accumulation, as shown in Figures 1-2 The winch driven mechanism is installed on the front of the base 1 and located at the bottom of the digital distance measuring wheel 7, and the winch driven mechanism comprises the reciprocating screw shaft 11, the two ends of the reciprocating screw shaft 11 are rotatably installed on the base 1 through the mounting seat 10, and a guide positioning slide rail 12 parallel to the reciprocating screw shaft 11 is fixed between the two mounting seats 10, the driven sliding block 13 matched with the reciprocating screw shaft 11 is sleeved on the reciprocating screw shaft 11, and the driven sliding block 13 is slidably connected with the guide positioning slide rail 12 on one side; the guide wheel 15 is installed on the top of the driven sliding block 13 through the wheel frame 14; and the winch driven mechanism and the winding roller 2 are connected through the transmission assembly, the transmission assembly mainly comprises the driving wheel 21 and the driven wheel 22, the driving wheel 21 is installed at the center position of the other end of the winding roller 2, the driven wheel 22 is installed at the end of the reciprocating screw shaft 11, and the driving wheel 21 and the driven wheel 22 are drivingly connected through the transmission belt 23; the winding roller 2 rotates to drive the reciprocating screw shaft 11 to rotate, and the driven sliding block 13 can move reciprocatingly on the reciprocating screw shaft 11 under the cooperation of the guide positioning slide rail 12, and the winding position of the rope on the winding roller 2 is adjusted in cooperation with the guide roller, so that the accumulation is prevented.

[0026] In order to further improve the stability during the process of winding or paying-off the rope, and prevent the phenomenon of flying rope or rebounding relaxation, as Figure 2As shown, a rope pressing mechanism is also installed on the back of the base 1, and the rope pressing mechanism comprises a rotating shaft 18, both ends of the rotating shaft 18 are rotatably installed on the base 1 through a T-shaped frame 17, a "П" shaped roller frame is fixed in the middle of the rotating shaft 18, a pressing roller 20 is rotatably installed on the horizontal shaft of the roller frame, a torsion spring 19 is sleeved on the rotating shaft 18 on both sides of the roller frame, the roller frame on the rotating shaft 18 is continuously subjected to the action force of the torsion spring 19, so that the pressing roller 20 can continuously press the rope wound on the winding roller 2.

[0027] When the re-measuring operation is implemented, the measuring rope is wound on the winding roller 2, the take-up and pay-off end of the measuring rope is wound from the bottom of the guide wheel 15, passes through the outside of the positioning ring 9 towards the winding roller 2, and finally extends into the coal bunker and is fixed with the suspension cone after being wound from the upper edge of the digital distance measuring wheel 7.

[0028] The servo motor 4 is started to make the winding roller 2 rotate to implement pay-off, because the suspension cone is connected to the pay-off end of the re-measuring rope, a downward pulling force is applied to the front end of the re-measuring rope, the re-measuring rope is straightened, and a friction force is generated between the re-measuring rope and the crown of the digital distance measuring wheel 7, the continuous pay-off of the rope drives the digital distance measuring wheel 7 to rotate, so that the pay-off length is monitored in real time.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the protection scope of the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A coal bunker inventory re-measuring device, characterized by, The utility model provides a kind of multi-function measuring rope winding device, including base (1), the reel (2) for winding measuring rope is rotatably mounted on the base (1);The reel (2) is installed with driving mechanism for driving reel (2) rotation on one side;The front of base (1) is installed with support arm (6) by angle iron frame (5), the middle part of support arm (6) is installed with digital distance measuring wheel (7), and the display (16) for showing the measured data of digital distance measuring wheel (7) is installed on the driving mechanism.

2. The coal bunker inventory re-measuring device according to claim 1, characterized in that, The driving mechanism includes servo motor (4) and worm gear transmission box (3), the central shaft of worm gear in worm gear transmission box (3) is transmission connection with one end of reel (2), the end of worm in worm gear transmission box (3) is fixed with the output shaft of servo motor (4), the body of servo motor (4) is fixed on worm gear transmission box (3), and the box of worm gear transmission box (3) is fixed on base (1).

3. The coal bunker inventory re-measuring device according to claim 1, characterized in that, The support arm (6) is installed with positioning ring (9) through support (8), and the positioning ring (9) and digital distance measuring wheel (7) are arranged in upper and lower positions, respectively, the crown of digital distance measuring wheel (7) is designed as concave arc, and the crown of digital distance measuring wheel (7) is provided with anti-skid fine lines.

4. The coal bunker inventory re-measuring device according to claim 1, characterized in that, The front of base (1) and located at the bottom of digital distance measuring wheel (7) is also installed with winch driven mechanism, and the winch driven mechanism includes reciprocating screw shaft (11), the two ends of reciprocating screw shaft (11) are rotatably installed on base (1) through mounting seat (10), a guide positioning slide rail (12) parallel to reciprocating screw shaft (11) is further fixed between two mounting seats (10), a driven slider (13) matched with reciprocating screw shaft (11) is sleeved on reciprocating screw shaft (11), and the driven slider (13) is slidably connected with guide positioning slide rail (12) on one side; the top of driven slider (13) is installed with guide wheel (15) through wheel frame (14).

5. The coal bunker inventory re-measuring device according to claim 4, characterized in that, The winch driven mechanism is connected with reel (2) through transmission assembly, and the transmission assembly mainly includes driving wheel (21) and driven wheel (22), the driving wheel (21) is installed at the center of the other end of reel (2), the driven wheel (22) is installed at the end of reciprocating screw shaft (11), and the driving wheel (21) and the driven wheel (22) are transmission connected through transmission belt (23).

6. The coal bunker inventory re-measuring device according to claim 4, characterized in that, The back of base (1) is installed with rope pressing mechanism, and the rope pressing mechanism includes rotating shaft (18), the two ends of rotating shaft (18) are rotatably installed on base (1) through T-shaped frame (17), the middle part of rotating shaft (18) is fixed with "П"-shaped roller frame, and the horizontal shaft of roller frame is rotatably installed with compression roller (20).

7. The coal bunker inventory re-measuring device according to claim 6, characterized in that The rotating shaft (18) on both sides of roller frame is sleeved with torsion spring (19).

8. The coal bunker inventory re-measuring device according to claim 1, characterized in that, The reel (2) is wound with measuring rope, the measuring rope is wound around the bottom of guide wheel (15) and then passes through the outside of positioning ring (9) towards reel (2), and finally extends into the coal bunker and is fixed with a suspension cone after being wound around the upper edge of digital distance measuring wheel (7).

Images