Intelligent counting device for winding equipment

Abstract

The utility model belongs to the technical field of winches, and particularly relates to an intelligent counting device for winding equipment. The intelligent counting device comprises guide mechanisms which are located at the rope inlet end and the rope outlet end of the device and are used for guiding a rope; the counting mechanism comprises an encoder and a counting wheel and is used for measuring the length of the rope; the three anti-jumping mechanisms are located on the inner side of the guide mechanism and the lower side of the counting wheel respectively and used for preventing the rope from jumping out of the rope groove; the pressure sensor is used for detecting the pressure of the counter wheel; the counting device is installed on the winding displacement device, and the length of the pulling rope wound and unwound by the logging winch can be calculated by recording the number of turns of the counting wheel. When the rope passes through the intelligent counting device, pressure is generated on the pressure sensor on the device, and the pulling force of the rope can be obtained through calculation; the intelligent counting device is connected into an existing winch electrical control system, so that the safety of property and personnel can be guaranteed to the maximum extent.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the hoist technical field, concretely relates to an intelligent counting device for hoist equipment. BACKGROUND

[0002] The hoist is the hoisting equipment of winding steel wire rope to lift or drag heavy object, also called winch. The hoist can vertically lift, horizontally or obliquely drag heavy object. It can be used alone, also can be used as the component part in hoisting, road building and mine hoisting machinery, and is widely used because of simple operation, large winding rope and convenient moving.

[0003] In the use process of the hoist, the length of the winding and unwinding rope generally cannot be accurately known, under the condition that the operator's vision is not good, there is certain safety hazard, for this reason, some hoists are equipped with encoders on the winding drum to measure the number of winding turns of the winding drum to predict the length of the winding and unwinding rope, but with the winding and unwinding of the rope, the winding pitch of the rope changes constantly, the prediction error of the length of the rope also becomes large, the length of the winding and unwinding rope of the hoist cannot be accurately predicted, and unpredictable accidents and dangers are easily caused. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of intelligent counting device for hoist equipment, counting device is installed on wire arranging device, the length of the traction rope of well logging winch is calculated by recording the number of turns of counting wheel;Rope produces pressure to the pressure sensor on the device when passing through intelligent counting device, the tension of the rope can be known by calculation;By connecting the intelligent counting device into existing hoist electrical control system, the safety of property and personnel can be guaranteed to the maximum.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] An intelligent counting device for hoist equipment, comprising: first side plate and second side plate, the first side plate and second side plate are fixed on one side of hoist wire arranging mechanism respectively through angle plate, and form intelligent counting device body together;Further comprising:

[0007] Guiding mechanism, located at the rope inlet end and the rope outlet end of the device, guides the rope;

[0008] Counting mechanism, comprising encoder and counting wheel, measures the length of the rope;

[0009] Anti-jump mechanism, three, respectively, in the inner side of the guide mechanism and the lower side of the counting wheel, prevent the rope from jumping out of the rope groove;

[0010] Pressure sensor, located in the upper part of the counting wheel, for detecting the pressure of the counting wheel;

[0011] Wherein, the anti-jump mechanism, including the anti-jump wheel main body, the lower part of the anti-jump wheel main body is connected with the anti-jump wheel one through the anti-jump pin; the lower part of the anti-jump wheel one is engaged with the anti-jump wheel two, and the anti-jump wheel two is provided with a rope groove in the middle.

[0012] Further, the guide mechanism is two vertically parallel guide wheels, and a gap is arranged between the guide rotating cylinders of the two guide wheels for the entry and exit of the rope; the guide rotating cylinder is rotatably arranged on the guide rod through the guide bearing, and the guide rod is fixed between the first side plate and the second side plate through the connecting piece.

[0013] Further, the counting wheel is connected through the key and the counting wheel shaft, and the counting wheel shaft is installed in the end cover one and the end cover two.

[0014] Further, the end cover one and the end cover two are provided with connecting pieces above and below, and the connecting pieces are elastic stainless steel pieces.

[0015] Further, the three anti-jump wheel one axes of the anti-jump mechanism are in V shape.

[0016] The beneficial effects of the utility model are as follows:

[0017] (1) The intelligent counting device provided by the utility model designs guide wheels in the rope entering direction and the rope exiting direction, so that the rope can smoothly enter the counting wheel;

[0018] (2) Three groups of anti-jumping small wheels are arranged around the counting wheel to prevent the rope from jumping out of the rope groove. The inner sides of the guide wheels in the rope entering direction and the rope exiting direction are respectively provided with two groups of anti-jumping wheels, so that the counting of the counting encoder is accurate.

[0019] (3) The intelligent counting device provided by the utility model is provided with elastic connection, so that the position of the counting wheel can be automatically adjusted, and the precision of the rope tension measurement is ensured;

[0020] (4) The intelligent counting device provided by the utility model is simple in structure, compact in structure, convenient to manufacture, convenient to maintain in later period, safe and reliable, and low in maintenance cost. DRAWINGS

[0021] Figure 1 It is the overall structure schematic view of the intelligent counting device of the utility model;

[0022] Figure 2 It is the side sectional view of the device;

[0023] Figure 3 It is a schematic view of the guiding mechanism in the device;

[0024] Figure 4 It is a schematic view of the anti-jump mechanism in the device;

[0025] Figure 5 It is a schematic view of the rope passing through the intelligent counting device;

[0026] Figure 6 It is a schematic view of the rope passing through the guiding mechanism;

[0027] Figure 7 It is a schematic view of the rope passing through the anti-jump mechanism;

[0028] Figure 8 It is a schematic view of the tension measurement;

[0029] Figure 9 It is a schematic view of the tension measurement;

[0030] In the figure: 1, first side plate; 2, connecting piece group; 3, sliding groove column; 4, end cover one; 5, connecting plate; 6, pressure sensor fixing plate; 7, connecting piece; 8, guiding mechanism; 801, guiding rotating drum; 802, guiding bearing; 803, guiding rod; 9, anti-jump mechanism; 901, anti-jump wheel main body; 902, anti-jump pin; 903, anti-jump wheel one; 904, anti-jump wheel two; 905, rope groove; 906, wheel shaft; 907, sleeve; 10, second side plate; 11, pressure sensor pressing block; 12, bearing; 13, counting wheel shaft; 14, encoder fixing seat; 15, end cover two; 16, key; 17, counting wheel; 18, angle plate; 19, pressure sensor; 20, encoder; 21, rope. DETAILED DESCRIPTION

[0031] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings described in the following are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0032] The present application will be described in detail below in combination with the drawings and specific embodiments. The embodiments cannot be described one by one here, but the embodiments of the present application are not limited to the following embodiments.

[0033] Embodiment: An intelligent counting device for a hoisting device, the structure is referred to Figure 1 and Figure 2As shown, it comprises: a first side plate 1 and a second side plate 10, which are fixed on one side of the winding machine wire arrangement mechanism through angle plates 18 respectively, and together form the body of the intelligent counting device; the first side plate 1 is also provided with a rope groove for facilitating the introduction of the rope;

[0034] The device further comprises:

[0035] A guide mechanism 8 is located at the rope inlet end and the rope outlet end of the device, and guides the rope 21;

[0036] As Figure 3 shown, the guide mechanism 8 is two vertically and horizontally arranged guide wheels, and a gap is provided between the guide rotating cylinders 801 of the two guide wheels for the entry and exit of the rope 21 (refer to Figure 6 );

[0037] The guide rotating cylinder 801 is rotatably arranged on the guide rod 803 through a guide bearing 802, which reduces the wear on the rope; the guide rotating cylinder 801 is designed in an open upper end form to facilitate the entry of the rope 21 into the intelligent counting device;

[0038] The guide rod 803 is fixed between the first side plate 1 and the second side plate 10 through a connecting piece.

[0039] The device further comprises:

[0040] Three anti-jumping mechanisms 9 are respectively located on the inner side of the guide mechanism 8 and the lower side of the counting wheel 17 to prevent the rope 21 from jumping out of the rope groove.

[0041] As Figure 4 shown, the anti-jumping mechanism 9 comprises an anti-jumping wheel body 901, the two ends of which are connected with the first side plate 1 and the second side plate 10 respectively through connecting pieces, and the two ends of the anti-jumping wheel body 901 are designed to limit the positioning of the first side plate 1 and the second side plate 10.

[0042] The lower side of the anti-jumping wheel body 901 is connected with an anti-jumping wheel one 903 through an anti-jumping pin 902; the anti-jumping wheel one 903 is located at the middle position of the lower side of the anti-jumping wheel body, and the surface of the anti-jumping wheel one 903 is smooth and can rotate freely to reduce the wear on the rope 21;

[0043] The lower side of the anti-jumping wheel one 903 is meshingly connected with an anti-jumping wheel two 904, and the diameter of the anti-jumping wheel two 904 is greater than that of the anti-jumping wheel one 903. The anti-jumping wheel two 904 is rotatably arranged on a wheel shaft 906 through a bearing, and the two ends of the wheel shaft 906 are installed on the first side plate 1 and the second side plate 10 through connecting pieces; a sleeve 907 is provided on the outer side of the wheel shaft 906 to play a protection role;

[0044] A rope groove 905 is provided in the middle of the anti-jumping wheel two 904, and during the working process, the rope 21 is always in the rope groove 905 (refer to Figure 7As shown).

[0045] The three anti-jump wheels 1903 of the anti-jump mechanism 9 are in V shape, and the V angle is between 110-160°, which ensures that the rope is not slipped off when tensioned.

[0046] The device also includes a counting mechanism; the counting mechanism includes an encoder 20 and a counting wheel 17, which measures the length of the rope 21;

[0047] Referring to Figure 2 As shown, the counting wheel 17 is connected by the key 16 and the counting wheel shaft 13, and the both ends of the counting wheel shaft 13 are provided with bearings 12, which rotate flexibly; the bearings 12 are installed in the end cover one 4 and the end cover two 15; the end cover one 4 and the end cover two 15 are installed on the connecting plate 5; the connecting plates 5 on both sides are connected together by the pressure sensor pressure block 11;

[0048] Specifically, the end cover one 4 and the end cover two 15 are connected by the connecting piece 7 on the upper and lower sides, and the connecting piece 7 is a thin stainless steel sheet with elasticity. Among them, the connecting piece group 2 can be a bolt, a nut; or other connecting pieces that can be easily disassembled.

[0049] The chute column 3 is fixed on the first side plate 1 and the second side plate 10 by bolts; the chute column 3 is fixed with the connecting piece 7 on the upper and lower sides by the connecting piece group 2;

[0050] The encoder 20 is installed on the end cover two 15 by the encoder fixing seat 14; and is used to record the number of revolutions of the counting wheel 17.

[0051] It also includes a force measuring mechanism located at the upper part of the counting wheel 17 for detecting the pressure of the counting wheel 17.

[0052] The force measuring mechanism includes a pressure sensor fixing plate 6 between the first side plate 1 and the second side plate 10, which is fastened by connecting pieces; the width of the pressure sensor fixing plate 6 limits the distance between the first side plate 1 and the second side plate 10; the pressure sensor 19 is installed on the pressure sensor fixing plate 6; the lower end of the pressure sensor 19 contacts the upper surface of the pressure sensor pressure block 11.

[0053] In this embodiment, the intelligent counting device is installed on one side of the winch wire arrangement mechanism when in use, and the specific working principle is as follows:

[0054] The first side plate 1 is designed with a rope guide groove for conveniently guiding the rope, the rope 21 enters the gap between the guide rollers 801 through the rope entering direction A, passes through the rope groove 905 of the anti-jump wheel two 904, is then introduced into the counting wheel 17, then successively passes through the gap between the anti-jump wheel two 904 and the guide roller 801 on the rope exiting direction B side, and finally passes out of the counting device and enters the winch.

[0055] Counting principle:

[0056] Referring to Figure 5 the drawings, during the working process of the winch, the rope 21 first passes through the intelligent counting device, when the rope passes through the counting wheel 17, the friction between the rope and the counting wheel 17 drives the counting wheel 17 to rotate, the counting wheel 17 drives the counting wheel shaft 13 to rotate, and the encoder 20 at the end of the counting wheel shaft 13 can record the number of rotations, so that the length of the rope winding or unwinding of the winch can be accurately calculated according to the fixed diameter of the counting wheel 17 and the number of rotations.

[0057] Rope tension measurement principle:

[0058] Referring to Figure 8 and Figure 9 the drawings, the intelligent counting device has the anti-jump mechanism 9 on the rope entering direction A and the rope exiting direction B, and the counting wheel 17 is pressed on the rope passing through the two sets of anti-jump wheel two 904 from top to bottom at the center position of the anti-jump mechanism; when the rope passing through the intelligent counting device is pulled tight, the rope 21 generates upward pressure on the counting wheel 17, at this time, the pressure sensor pressure block 11 presses the pressure sensor 19. The pressure sensed by the pressure sensor 19 is converted into the tension of the rope through calculation, and the conversion formula is as follows:

[0059] F1=F / (2Xs i n(a / 2)),

[0060] In the formula, F1 is the tension of the rope, F is the pressure of the rope on the pressure sensor, and a is the included angle of the entering and exiting ropes.

[0061] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and the ordinary skilled in the art can change, modify, replace and modify the above-mentioned embodiments within the scope of the utility model.

Claims

1. An intelligent counting device for a hoisting apparatus, comprising: First side plate (1) and second side plate (10), the first side plate (1) and second side plate (10) are fixed on one side of the winch winding mechanism through angle plate (18), and the first side plate (1) and second side plate (10) form the body of intelligent counting device together;Characterized in that, further comprising: The guide mechanism (8) is located at the rope inlet end and the rope outlet end of the device, and the guide mechanism (8) guides the rope (21); The counting mechanism includes an encoder (20) and a counting wheel (17), and the counting mechanism measures the length of the rope (21); The anti-jumping mechanism (9) is three, which is located at the inner side of the guide mechanism (8) and the lower side of the counting wheel (17), and prevents the rope (21) from jumping out of the rope groove; The pressure sensor (19) is located at the upper part of the counting wheel (17), and is used for detecting the pressure of the counting wheel (17); Wherein, the anti-jumping mechanism (9) includes an anti-jumping wheel body (901), and the anti-jumping wheel body (901) is connected with an anti-jumping wheel one (903) below through an anti-jumping pin (902);The lower side of the anti-jumping wheel one (903) is engaged with the anti-jumping wheel two (904), and the anti-jumping wheel two (904) is provided with a rope groove (905) in the middle.

2. The intelligent counting device for hoisting apparatus according to claim 1, wherein, The guide mechanism (8) is two vertical parallel guide wheels, and a gap is formed between the guide rollers (801) of the two guide wheels for the rope (21) to enter and exit;The guide roller (801) is rotatably arranged on the guide rod (803) through the guide bearing (802), and the guide rod (803) is fixed between the first side plate (1) and the second side plate (10) through the connecting piece.

3. The intelligent counting device for hoisting apparatus according to claim 1, wherein, The counting wheel (17) is connected with the counting wheel shaft (13) through the key (16), and the counting wheel shaft (13) is installed in the end cover one (4) and the end cover two (15).

4. The intelligent counting device for hoisting apparatus according to claim 3, wherein, The end cover one (4) and the end cover two (15) are provided with connecting pieces (7) on the upper and lower sides, and the connecting pieces (7) are elastic stainless steel pieces.

5. The intelligent counting device for hoisting apparatus according to claim 1, wherein, The three anti-jumping wheel one (903) axes of the anti-jumping mechanism (9) are connected in V shape.

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