Crane vehicle for replacing scraper of submerged chain conveyor

Abstract

The utility model belongs to the technical field of crane cars, and particularly relates to a crane car for replacing a scraper of a submerged chain conveyor, which comprises a frame and a plurality of wheels mounted at the bottom of the frame, two support plates are vertically fixed on the frame, a lifting frame vertically slides between the two support plates, and a lifting component for driving the lifting frame to vertically move is arranged on the frame. Two groups of fork arms are horizontally arranged on the lifting frame, the two groups of fork arms are distributed up and down, and each group of fork arms is provided with a scraper blade fixing assembly for fixing a scraper blade. According to the scraper conveying device, downward conveying of old scrapers and upward conveying of new scrapers can be completed at the same time through lifting of the two fork arms, the fork arms can convey a plurality of scrapers at a time, the conveying frequency of the scrapers is reduced, the replacement efficiency of the scrapers is improved, the scraper fixing assemblies are arranged on the fork arms, the scrapers can be stably conveyed, and the scrapers are prevented from falling off; potential safety hazards are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of hoisting vehicle, concretely is a hoisting vehicle for replacing the scraper of the slag conveyor. BACKGROUND

[0002] The scraper of the slag conveyor is mainly used for separating solid substances meeting certain particle size from liquid and solid mixture, and is a continuous and efficient mechanical slag removal equipment, which is often used in sorting or solid-liquid separation occasions.

[0003] With the increase of the operation time of the unit, the scraper of the slag conveyor is worn to different degrees, so it is necessary to replace the scraper regularly. The replacement of the scraper needs to be operated at a height of about 1.3 meters of the slag conveyor. During the replacement, the old scraper is first detached from the chain, and then the old scraper is manually carried to the ground one by one, and then the new scraper is carried to the slag conveyor, and finally the new scraper is installed on the chain. Since the number of scrapers is large, the number of times of manually carrying the scrapers is large, which leads to low efficiency of replacing the scrapers, and there is a certain height difference during carrying. If the workers do not cooperate well, the scrapers may fall, which poses a safety hazard. CONTENT

[0004] In order to solve the problems in the above background art, the utility model provides a hoisting vehicle for replacing the scraper of the slag conveyor. During the replacement of the scraper, the new scraper is first placed on the upper fork arm and fixed by using the scraper fixing assembly. The lifting assembly drives the lifting frame and the fork arm to move upward, so that the lower fork arm is leveled with the operation platform. The old scraper is placed on the lower fork arm and fixed by using the scraper fixing assembly. Then the lifting assembly drives the lifting frame and the fork arm to move downward, so that the upper fork arm is leveled with the operation platform. The new scraper is removed and installed. At the same time, the old scraper can be removed from the lower fork arm. Therefore, the lifting of the two fork arms can simultaneously complete the downward carrying of the old scraper and the upward carrying of the new scraper. The fork arm can carry multiple scrapers at a time, which reduces the number of times of carrying the scrapers and improves the efficiency of replacing the scrapers. In addition, the fork arm is provided with the scraper fixing assembly, which can stably carry the scraper and prevent the scraper from falling, thereby reducing the safety hazard.

[0005] The utility model provides a hoisting vehicle for replacing the scraper of the slag conveyor, including frame and install a plurality of wheels on the bottom of frame, two support plates are fixed on the frame vertically, the lifting frame is slidably arranged between the two support plates vertically, the lifting assembly that drives the lifting frame vertical movement is provided on the frame, two groups of fork arms are horizontally provided on the lifting frame, two groups of fork arms are distributed up and down, and the scraper fixing assembly for fixing the scraper is arranged on each fork arm.

[0006] Further, the lifting assembly comprises vertically arranged linear driving members, the bottom of the linear driving members is fixed on the vehicle frame, the top of the linear driving members is fixed on the lifting frame, and the supporting plates are provided with operating rods for controlling the linear driving members.

[0007] Further, the lifting frame is vertically fixed with slide rails on both sides, and each supporting plate is vertically provided with a sliding groove, and the slide rails vertically slide in the sliding grooves.

[0008] Further, the scraper fixing assembly comprises a bandage, one end of the bandage is arranged at the end of the fork arm away from the lifting frame, the end of the fork arm close to the lifting frame is provided with a mounting bracket, the mounting bracket is rotatably connected with a pressing lock, the other end of the bandage is arranged between the mounting bracket and the pressing lock, and the pressing lock presses the bandage.

[0009] Further, the bandage is detachably arranged on the fork arm, the end of the bandage away from the pressing lock is fixed with a connecting plate, the end of the fork arm away from the lifting frame is provided with a receiving groove, the connecting plate is arranged in the receiving groove, a plug is arranged at the opening of the receiving groove and used for blocking the connecting plate, and a pull ring is fixed on the plug.

[0010] Further, the mounting bracket is movably arranged on the fork arm, a locking bolt is threadedly connected in the mounting bracket, and one end of the locking bolt abuts against the fork arm.

[0011] Further, the vehicle frame and the supporting plates are fixed with reinforcing rods at an inclination.

[0012] Further, the supporting plates are provided with handles, the vehicle wheels are four, the four vehicle wheels are arranged at four corners of the vehicle frame, and the two vehicle wheels below the handles are universal wheels.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] (1) when the scraper is replaced, the new scraper is placed on the upper fork arm and fixed by the scraper fixing assembly, the lifting assembly drives the lifting frame and the fork arm to move upwards, the lower fork arm is leveled with the operation platform, the old scraper is placed on the lower fork arm and fixed by the scraper fixing assembly, then the lifting assembly drives the lifting frame and the fork arm to move downwards, the upper fork arm is leveled with the operation platform, the new scraper is taken off and installed, and the old scraper is taken off from the lower fork arm, so that the lifting of the two fork arms can simultaneously complete the downward carrying of the old scraper and the upward carrying of the new scraper, the fork arm can carry multiple scrapers at a time, the carrying times of the scrapers are reduced, the replacement efficiency of the scrapers is improved, the scraper fixing assembly arranged on the fork arm can stably carry the scraper and prevent the scraper from falling, and the safety hazard is reduced.

[0015] (2) after the scraper is placed on the fork arm, the binding belt is pressed on the scraper, and the other end of the binding belt is threaded between the pressing lock buckle and the mounting frame, the pressing lock buckle is pushed to press the binding belt, so that the scraper is tightened, the stable carrying of the scraper is ensured, the scraper is prevented from falling, and the safety hidden danger is reduced.

[0016] (3) the plug block can be pulled out of the containing groove, then the connecting plate can be pulled out of the containing groove, so that the binding belt is detached from the fork arm, and the binding belt is convenient to replace. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical schemes in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0018] Figure 1 It is a whole structure diagram of a crane for replacing the scraper of a slag conveyor Figure 1 ;

[0019] Figure 2 It is a whole structure diagram of a crane for replacing the scraper of a slag conveyor Figure 2 ;

[0020] Figure 3 It is a structure diagram of the scraper fixing assembly;

[0021] Figure 4 It is a partial structure diagram of the fork arm in the dismounting state of the plug block;

[0022] The drawings are explained as follows: 1, frame; 2, wheel; 3, support plate; 30, sliding groove; 4, lifting frame; 40, sliding rail; 5, lifting assembly; 50, linear driving part; 51, accommodation groove; 52, operating rod; 6, fork arm; 7, scraper fixing assembly; 70, binding belt; 71, connecting plate; 72, containing groove; 73, plug block; 74, pull ring; 75, mounting frame; 76, locking bolt; 77, pressing lock buckle; 8, reinforcing rod; 9, handle. DETAILED DESCRIPTION

[0023] The technical schemes in the embodiments of the present application will be described clearly and completely in combination with the drawings in the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0024] The utility model discloses a kind of crane vehicles for replacing scraper of slag conveyor. Figure 1 To the attached Figure 4 And specific embodiment discusses the utility model in detail.

[0025] Refer to Figures 1-4 The utility model provides a kind of crane vehicles for replacing scraper of slag conveyor, including frame 1 and the multiple wheels 2 of being installed in the bottom of frame 1, one end of frame 1 is vertically fixed with two support plates 3, two support plates 3 are vertically slid with lifting frame 4 between, lifting frame 4 is provided with lifting assembly 5 on frame 1, lifting frame 4 is vertically moved to drive, one side of lifting frame 4 is vertically fixed with two groups of fork arm 6, two groups of fork arm 6 are distributed in upper and lower, at least two fork arms 6 are included in each group of fork arm 6, two fork arms 6 are preferred in the embodiment, and each fork arm 6 is provided with scraper fixing assembly 7 for fixed scraper.

[0026] When carrying out scraper replacement operation, first, new scraper is placed on the upper fork arm 6 and is fixed using scraper fixing assembly 7, lifting assembly 5 promotes lifting frame 4 and fork arm 6 to move upwards, so that the lower fork arm 6 is level with the operation platform, the old scraper is placed on the lower fork arm 6 and is fixed using scraper fixing assembly 7, then lifting assembly 5 drives lifting frame 4 and fork arm 6 to move downwards, so that the upper fork arm 6 is level with the operation platform, the new scraper is removed and installed, and the old scraper can be removed from the lower fork arm 6, so that the lifting of the two fork arms 6 can simultaneously complete the downward carrying of the old scraper and the upward carrying of the new scraper, and the fork arm 6 can carry multiple scrapers at a time, reducing the carrying frequency of the scraper, improving the replacement efficiency of the scraper, and the fork arm 6 is provided with the scraper fixing assembly 7, which can stably carry the scraper and prevent the scraper from falling, reducing the safety hazard.

[0027] Lifting assembly 5 includes vertically arranged linear drive 50, in the embodiment, linear drive 50 is preferably a hydraulic cylinder, in other embodiments, linear drive 50 can also be a pneumatic cylinder or an electric push rod, the bottom of linear drive 50 is fixed on frame 1, a clearance slot 51 is formed in lifting frame 4, linear drive 50 is partially located in the clearance slot 51, the top of linear drive 50 is fixed on lifting frame 4, and operating lever 52 for controlling linear drive 50 is installed on support plate 3. Therefore, pushing operating lever 52 can control the axial movement of linear drive 50, and linear drive 50 can drive lifting frame 4 to move upwards or downwards.

[0028] The two sides of lifting frame 4 are vertically fixed with slide rails 40, and a sliding groove 30 is vertically formed in each support plate 3, the slide rail 40 vertically slides in the sliding groove 30, when lifting frame 4 vertically moves, lifting frame 4 drives slide rail 40 to move in the sliding groove 30, so as to ensure that lifting frame 4 moves vertically without deviation.

[0029] The scraper fixing assembly 7 comprises a binding belt 70, one end of the binding belt 70 is arranged at the end of the fork arm 6 away from the lifting frame 4, the end of the fork arm 6 close to the lifting frame 4 is provided with a mounting frame 75, the mounting frame 75 is rotatably connected with an L-shaped pressing lock 77, the pressing lock 77 is provided with a plurality of sawteeth at one end, the other end of the binding belt 70 is arranged between the mounting frame 75 and the pressing lock 77, and the sawteeth of the pressing lock 77 press the binding belt 70. After the scraper is placed on the fork arm 6, the binding belt 70 is pressed on the scraper, the other end of the binding belt 70 is arranged between the pressing lock 77 and the mounting frame 75, the pressing lock 77 is pushed to press the binding belt 70, so that the scraper is tightened, the stable carrying of the scraper is ensured, the scraper is prevented from falling, and the safety hidden danger is reduced.

[0030] The binding belt 70 is detachably arranged on the fork arm 6, one end of the binding belt 70 away from the pressing lock 77 is fixedly connected with a connecting plate 71, the end of the fork arm 6 away from the lifting frame 4 is provided with a containing groove 72, the connecting plate 71 is arranged in the containing groove 72, a blocking block 73 for blocking the connecting plate 71 is arranged at the opening of the containing groove 72, and a pull ring 74 is fixedly arranged on the blocking block 73. The blocking block 73 can be taken out of the containing groove 72 by pulling the pull ring 74, then the connecting plate 71 can be taken out of the containing groove 72, so that the binding belt 70 can be detached from the fork arm 6, and the binding belt 70 is convenient to replace.

[0031] The mounting frame 75 is sleeved on the fork arm 6 and movably arranged on the fork arm 6, the locking bolt 76 is screw-connected in the mounting frame 75, the locking bolt 76 penetrates through the mounting frame 75, and one end of the locking bolt 76 abuts against the fork arm 6. Since the pressing lock 77 is arranged on the mounting frame 75, the position of the pressing lock 77 can be adjusted according to the number and size of the scraper, and after the adjustment is completed, the position of the mounting frame 75 can be fixed by tightening the locking bolt 75.

[0032] The reinforcing rod 8 is obliquely fixed between the vehicle frame 1 and the supporting plate 3, the reinforcing rod 8 can improve the supporting strength of the supporting plate 3, the handle 9 is fixedly arranged at the top of the supporting plate 3, the four wheels 2 are arranged, the four wheels 2 are arranged at four corners of the vehicle frame 1, and the two wheels 2 below the handle 9 are omnidirectional wheels, so that the omnidirectional wheels can be flexibly turned, and the moving flexibility of the hoisting vehicle is improved.

[0033] The above is further described by means of specific embodiments, but it should be understood that the specific description herein should not be understood as limiting the essence and scope of the utility model, and various modifications made by the person skilled in the art after reading the description all belong to the scope protected by the utility model.

Claims

1. A crane truck for replacing scraper blades of a slag remover, characterized in that: It includes a frame and a plurality of wheels installed at the bottom of the frame, two support plates are vertically fixed on the frame, a lifting frame slides vertically between the two support plates, a lifting assembly is provided on the frame to drive the lifting frame to move vertically, two groups of fork arms are horizontally provided on the lifting frame, the two groups of fork arms are distributed up and down, and each group of fork arms is provided with a scraper fixing assembly for fixing the scraper.

2. The crane truck for replacing the scraper blade of a slag remover according to claim 1, characterized in that: The lifting assembly includes a vertically arranged linear drive member, the bottom of the linear drive member is fixed on the vehicle frame, the top of the linear drive member is fixed on the lifting frame, and an operating rod for controlling the linear drive member is installed on the support plate.

3. The crane truck for replacing the scraper blade of a slag remover according to claim 1, characterized in that: Slide rails are vertically fixed on both sides of the lifting frame, and a slide groove is vertically opened in each support plate, and the slide rails slide vertically in the slide groove.

4. The crane truck for replacing the scraper blade of a slag remover according to claim 1, characterized in that: The scraper fixing assembly includes a strap, one end of the strap is arranged on the end of the fork arm away from the lifting frame, and a mounting bracket is provided on the end of the fork arm close to the lifting frame. A push lock is rotatably connected to the mounting bracket, and the other end of the strap is passed between the mounting bracket and the push lock, and the push lock presses the strap.

5. The crane truck for replacing the scraper blade of a slag remover according to claim 4, characterized in that: The strap is detachably mounted on the fork arm, a connecting plate is fixed to the end of the strap away from the push lock, a receiving groove is provided at the end of the fork arm away from the lifting frame, the connecting plate is inserted into the receiving groove, a blocking block for blocking the connecting plate is clamped at the opening of the receiving groove, and a pull ring is fixed on the blocking block.

6. The crane truck for replacing the scraper blade of a slag remover according to claim 4, characterized in that: The mounting bracket is movably arranged on the fork arm, and a locking bolt is connected to the inner thread of the mounting bracket, and one end of the locking bolt is pressed against the fork arm.

7. The crane truck for replacing scraper blades of a slag scraper according to claim 1, characterized in that: A reinforcement rod is obliquely fixed between the vehicle frame and the support plate.

8. The crane truck for replacing scraper blades of a slag scraper according to claim 1, characterized in that: A handle is provided on the support plate, and four wheels are provided. The four wheels are respectively installed at four corners of the frame, and the two wheels located below the handle are configured as universal wheels.

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