Rail cleaning device of crane

Abstract

The utility model discloses a track cleaning device of a crane, which relates to the technical field of track cleaning and comprises a protective shell, four supporting wheels distributed in a rectangular shape are rotatably connected to the positions, close to the left side and the right side, of the lower sides of the front side and the rear side of the protective shell, and a moving mechanism is fixedly connected to the middle of the upper surface of the inner side of the protective shell. Cleaning mechanisms are in threaded connection with the positions, close to the left side and the right side, of the upper wall of the protective shell, handles are fixedly connected with the positions, close to the upper side, of the left side and the right side of the protective shell, and placement grooves are formed in the positions, close to the lower side, of the left side and the right side of the protective shell. According to the track cleaning device of the crane, the movable frame is rotated, so that the power wheel is tightly attached to the surface of the track, when the track cleaning device moves, the power wheel rotates synchronously, then the cleaning roller is driven by the power wheel to rotate, the number of motors is reduced, power generated by power electricity is fully utilized, electricity consumption is reduced, and more energy is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the rail cleaning technical field, especially a rail cleaning device of a crane. BACKGROUND

[0002] The portal crane is a bridge crane supported on the ground rail through two side legs, and the two side legs can walk on the ground rail, and has the advantages of stable operation, large lifting capacity and fast running speed, and is mainly used in large operation sites such as outdoor freight yards, material yards and ports. In order to enable the portal crane to realize the above advantages during operation, it is necessary to maintain the operation environment of the portal crane, especially the maintenance of the rail. If the rail is not cleaned in time and thoroughly, it will affect the safe operation of the equipment. The traditional rail cleaning method is manual cleaning, which can only be carried out when the equipment is shut down, and the cleaning is not timely and the labor intensity is large, which wastes labor cost.

[0003] Chinese patent document CN210966039U discloses a cleaning device for crane rail, which comprises a rail and a walking beam. The walking beam is matched with the rail, and the walking beam is hollow inside. The hollow part is the installation space. A partition plate is fixedly connected in the installation space. The partition plate is perpendicular to the four sides of the installation space. A walking wheel, a cleaning motor, a transmission assembly and a brush roller are installed in the installation space. The cleaning motor is in transmission connection with the brush roller through the transmission assembly. The direction of movement of the walking wheel is front and back. Fixed plates are fixedly connected to the left and right sides of the bottom of the walking beam. The brush roller is rotatably connected between the fixed plates. The brush roller has two, which are located in front of and behind the walking wheel respectively. The utility model can solve the problem of not cleaning the portal crane rail in time and thoroughly in the prior art.

[0004] The existing technology has the following problems:

[0005] The cleaning device uses a motor-driven form to drive the brush roller to rotate. However, in order to drive the device, a motor is also needed to drive the walking wheel to rotate, which results in the use of multiple motors for driving, and the power consumption is large. UTILITY MODEL CONTENTS

[0006] The utility model provides a rail cleaning device of a crane to solve the problems in the above background technology.

[0007] To solve the above technical problems, the utility model adopts the following technical scheme:

[0008] A track cleaning device of a crane, including a protective shell, the lower side of the front and back of the protective shell is rotatably connected with four support wheels in rectangular distribution, the middle of the upper surface of the inner side of the protective shell is fixedly connected with a moving mechanism, the upper wall of the protective shell is threadedly connected with a cleaning mechanism near the left and right sides, the left and right sides of the protective shell are fixedly connected with handles near the upper side, and the left and right sides of the protective shell are provided with a placing groove near the lower side.

[0009] The cleaning mechanism includes a movable frame, the inner bottom of the movable frame is rotatably connected with a second screw rod, the outer side of the second screw rod is threadedly connected with the inner side of the upper wall of the protective shell near the upper side, the inner wall of the movable frame movably sleeves two limiting rods symmetrically distributed in front and back, the lower end of the limiting rod is rotatably connected with a power wheel through a cross plate, the power wheel is movably installed with a linkage assembly on the front and back sides, and the side, away from the moving mechanism, of the linkage assembly is movably installed with a cleaning roller.

[0010] Preferably, the moving mechanism includes a moving frame, the upper side of the moving frame is fixedly connected with two electric push rods distributed in front and back, the upper side of the electric push rod is fixedly connected with the middle of the upper surface of the inner side of the protective shell, the inner bottom of the moving frame is rotatably connected with a rotating frame, and the inner middle of the rotating frame is fixedly connected with a moving wheel.

[0011] Preferably, the inner side of the moving wheel is rotatably connected with a first screw rod, and the outer side of the first screw rod is threadedly connected with two clamping plates symmetrically distributed in front and back.

[0012] Preferably, the side, close to the edge, of the two clamping plates is rotatably connected with a plurality of annularly distributed rolling pins.

[0013] Preferably, the outer side of the first screw rod is movably sleeved with a clamping sleeve near the front end, the inner side of the front end of the first screw rod is rotatably connected with a clamping rod, and the rear end of the clamping sleeve is movably sleeved with a protruding shaft in the insertion hole formed in the front side of the rotating frame.

[0014] Preferably, the outer side of the clamping rod is movably installed with a first spring near the rear side.

[0015] Preferably, the outer side of the clamping rod is movably installed with a first spring near the rear side.

[0016] Due to the adoption of the above technical scheme, the present application has the following technical progress compared with the prior art:

[0017] 1. The utility model provides a track cleaning device of hoist adopts the cooperation of cleaning mechanism, movable frame, second screw rod, limiting rod, second spring, power wheel, linkage assembly and cleaning roller, through rotating movable frame, make power wheel close track surface, make the device when moving, power wheel synchronous rotation, rely on power wheel to drive cleaning roller rotation again, reduced motor quantity, make full use of the power of power, power consumption reduces, is more energy -conserving.

[0018] 2. The utility model provides a track cleaning device of hoist adopts the cooperation of moving mechanism, electric push rod, moving frame, rotating frame, moving wheel, clamping plate, first screw rod, sleeve, clamping rod and first spring, through rotating first screw rod, make clamping plate hold in the both sides of track, make the device when running, moving route will not be off, avoid because of external influence route off leads to track and device internal component to knock and cause damage. ACCURACY OF DRAWINGS

[0019] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is the partial section three-dimensional structure schematic diagram of the utility model;

[0021] Figure 3 It is the partial section three-dimensional structure schematic diagram of moving mechanism part of the utility model;

[0022] Figure 4 It is the utility model Figure 3 It is the enlarged structure schematic diagram of A part in the utility model;

[0023] Figure 5 It is the partial section three-dimensional structure schematic diagram of cleaning mechanism part of the utility model.

[0024] In the drawing: 1, protective housing 2, support wheel 3, moving mechanism 31, electric push rod 32, moving frame 33, rotating frame 34, moving wheel 35, clamping plate 36, first screw rod 37, sleeve 38, clamping rod 39, first spring 4, cleaning mechanism 41, movable frame 42, second screw rod 43, limiting rod 44, second spring 45, power wheel 46, linkage assembly 47, cleaning roller 5, handle 6, arrangement groove. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative characteristics, achieve the purpose and effect of the utility model easy to understand, the following specific embodiment is further described the utility model.

[0026] For example, Figures 1-5As shown, a track cleaning device of a crane, including a protective shell 1, the lower side of the front and rear of the protective shell 1 is rotatably connected with four support wheels 2 distributed in a rectangular shape near the left and right sides, the inner side of the upper surface of the protective shell 1 is fixedly connected with a moving mechanism 3 in the middle, the upper wall of the protective shell 1 is threadedly connected with a cleaning mechanism 4 near the left and right sides, the left and right sides of the protective shell 1 are fixedly connected with handles 5 near the upper side, and the left and right sides of the protective shell 1 are provided with a placing groove 6 near the lower side.

[0027] The cleaning mechanism 4 comprises a movable frame 41, the inner side of the movable frame 41 is rotatably connected with a second screw 42, the outer side of the second screw 42 is threadedly connected with the inner side of the upper wall of the protective shell 1 near the left and right sides, the inner wall of the movable frame 41 movably sleeves two limit rods 43 symmetrically distributed in front and back, the lower end of the limit rod 43 is rotatably connected with a power wheel 45 through a cross plate, the power wheel 45 is movably installed with a linkage assembly 46 on the front and back sides, and the side away from the moving mechanism 3 of the linkage assembly 46 is movably installed with a cleaning roller 47.

[0028] It should be noted that rotating the second screw 42 causes the second screw 42 to drive the movable frame 41 to move up and down, thereby causing the movable frame 41 to drive the power wheel 45 to move up and down, so that the power wheel 45 is attached to the upper surface of the track, and the cleaning roller 47 is connected to the cross plate by a torsional spring driven rocker arm, the linkage assembly 46 is in the form of a pulley, so that the power wheel 45 drives the cleaning roller 47 to rotate, so that the cleaning roller 47 cleans the surface of the track, and the two cleaning rollers 47 and the power wheel 45 are unidirectionally transmitted, so that when moving in the opposite direction, one of the cleaning rollers 47 operates.

[0029] As shown in Figure 3 The moving mechanism 3 comprises a moving frame 32, the moving frame 32 is fixedly connected with two electric push rods 31 distributed in front and back on the upper side, the upper side of the electric push rod 31 is fixedly connected to the inner side of the upper surface of the protective shell 1, the inner side of the bottom of the moving frame 32 is rotatably connected with a rotating frame 33, and the inner side of the middle of the rotating frame 33 is fixedly connected with a moving wheel 34.

[0030] It should be noted that the moving frame 32 can control its length, so that the moving frame 32 drives the electric push rod 31 to move up and down, and the moving frame 32 drives the moving wheel 34 to move when moving, so that the moving wheel 34 contacts the surface of the track, and the rear side of the rotating frame 33 is provided with a power component for driving the rotating frame 33 to rotate.

[0031] As shown in Figure 3 The inner side of the moving wheel 34 is rotatably connected with a first screw 36, and the outer side of the first screw 36 is threadedly connected with two clamping plates 35 symmetrically distributed in front and back.

[0032] It should be noted that rotating the first screw rod 36 causes the first screw rod 36 to move the clamping plate 35, and the first screw rod 36 is a bidirectional screw rod, so that the two clamping plates 35 are close to or away from each other.

[0033] As shown in Figure 3 , the side of the two clamping plates 35 close to each other is rotatably connected to a plurality of annularly distributed rollers near the edge.

[0034] It should be noted that the rollers are used to reduce the friction between the clamping plate 35 and the track, and to reduce the wear of the clamping plate 35.

[0035] As shown in Figure 4 , the outer side of the first screw rod 36 is movably sleeved with a sleeve 37 near the front end, and the front end of the first screw rod 36 is rotatably connected to a clamping rod 38. The rear end of the sleeve 37 is movably sleeved in the insertion hole formed on the front side of the rotating frame 33.

[0036] It should be noted that the sleeve 37 is used to synchronize the first screw rod 36 and the rotating frame 33, so as to avoid relative rotation between the first screw rod 36 and the rotating frame 33 when the rotating frame 33 rotates. The clamping rod 38 is used to fix the first screw rod 36, and the front side of the clamping rod 38 is provided with a clamping plate, so that the sleeve 37 cannot move forward. When the clamping plate is rotated by ninety degrees, the sleeve 37 can move forward.

[0037] As shown in Figure 4 , the outer side of the clamping rod 38 is movably installed with a first spring 39 near the rear side.

[0038] It should be noted that the first spring 39 is a torsion spring, which is used to stabilize the state of the clamping rod 38.

[0039] As shown in Figure 5 , the outer side of the two limiting rods 43 is movably sleeved with a second spring 44, and the second spring 44 is located on the lower side of the movable frame 41.

[0040] It should be noted that the second spring 44 is arranged so that the compression amount of the second spring 44 can be adjusted to control the pressure of the power wheel 45 on the track, so as to avoid insufficient friction between the power wheel 45 and the track, which causes the power wheel 45 to be unable to rotate.

[0041] The utility model discloses a working principle: first, rotate second screw rod 42, make second screw rod 42 drive movable frame 41 up and down movement, and then make movable frame 41 drive power wheel 45 up and down movement, make power wheel 45 adhere to the track upper surface, and the torsional spring drive swing arm connection between cleaning roller 47 and horizontal version adopts, and linkage assembly 46 adopts the form of pulley and makes power wheel 45 drive cleaning roller 47 rotate, make cleaning roller 47 clean the track surface, and the unidirectional transmission between two cleaning roller 47 and power wheel 45 makes when moving reversely, one of cleaning roller 47 operates, the setting of second spring 44 makes can rely on the compression of second spring 44, and then control power wheel 45 pressure to track, avoid the friction between power wheel 45 and track, lead to power wheel 45 unable to rotate, by rotating movable frame 41, make power wheel 45 closely track surface, make the device move, power wheel 45 synchronous rotation, rely on power wheel 45 drive cleaning roller 47 rotate again, reduce the motor number, make full use of the power of power, power consumption reduces, more energy saving, finally, mobile frame 32 can control the length of self, make mobile frame 32 drive electric push rod 31 up and down movement, when mobile frame 32 moves and drive mobile wheel 34 to move, make mobile wheel 34 contact to track surface, the rear side of rotating frame 33 is equipped with power component, is used to drive rotating frame 33 to rotate, rotate first screw rod 36, make first screw rod 36 drive clamping plate 35 to move, and first screw rod 36 is bidirectional screw rod, make two clamping plates 35 approach or away each other, by rotating first screw rod 36, make clamping plate 35 clamping in the both sides of track, make the device when running and move the route not to deviate, avoid the influence of external route deviation and lead to track and device internal component knock and cause damage.

[0042] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The skilled person in the art should understand that the utility model is not limited to the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A track cleaning device for a crane comprising a protective housing (1), characterized in that: The lower side of the front and back of the protective shell (1) is rotatably connected with four support wheels (2) distributed in a rectangular shape near the left and right sides, the middle of the upper surface of the inner side of the protective shell (1) is fixedly connected with a moving mechanism (3), the upper wall of the protective shell (1) is threadedly connected with a cleaning mechanism (4) near the left and right sides, the left and right sides of the protective shell (1) are fixedly connected with handles (5) near the upper side, and the left and right sides of the protective shell (1) are provided with placing grooves (6) near the lower side. The cleaning mechanism (4) comprises a movable frame (41), the inner bottom of the movable frame (41) is rotatably connected with a second screw rod (42), the outer side of the second screw rod (42) is threadedly connected with the inner side of the upper wall of the protective shell (1) near the upper side, the inner wall of the movable frame (41) movably sleeves two limiting rods (43) symmetrically distributed in front and back, the lower end of the limiting rod (43) is rotatably connected with a power wheel (45) through a cross plate, the front and back of the power wheel (45) movably sleeves a linkage assembly (46), and the linkage assembly (46) movably sleeves a cleaning roller (47) away from the moving mechanism (3).

2. A track cleaning device for a crane as claimed in claim 1, characterized in that: The moving mechanism (3) comprises a moving frame (32), the upper side of the moving frame (32) is fixedly connected with two electric push rods (31) distributed in front and back, the upper side of the electric push rod (31) is fixedly connected with the middle of the upper surface of the inner side of the protective shell (1), and the inner bottom of the moving frame (32) is rotatably connected with a rotating frame (33).

3. A track cleaning device for a crane as claimed in claim 2, characterised in that: The inner side of the moving wheel (34) is rotatably connected with a first screw rod (36), and the outer side of the first screw rod (36) is threadedly connected with two clamping plates (35) symmetrically distributed in front and back.

4. A track cleaning device for a crane as claimed in claim 3, characterised in that: The side of the two clamping plates (35) close to each other is rotatably connected with a plurality of annularly distributed needle rollers near the edge.

5. A track cleaning device for a crane as claimed in claim 3, characterised in that: The outer side of the first screw rod (36) movably sleeves a clamping sleeve (37) near the front end, the inner side of the front end of the first screw rod (36) is rotatably connected with a clamping rod (38), and the rear end of the clamping sleeve (37) is movably sleeved with a shaft protruding in the insertion hole formed in the front side of the rotating frame (33).

6. A track cleaning device for a crane as claimed in claim 5, characterised in that: The outer side of the clamping rod (38) is movably provided with a first spring (39) near the rear side.

7. A track cleaning device for a crane as claimed in claim 1, characterized in that: The outer side of the two limiting rods (43) movably sleeves a second spring (44), and the second spring (44) is located on the lower side of the movable frame (41).

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