CN113281056B - Intelligent monitoring device for forklift - Google Patents

Abstract

The invention discloses an intelligent monitoring device for a forklift, and relates to the technical field of forklift monitoring; in order to be able to feed back the state of the forklift in time; the device comprises a monitoring table for supporting a forklift, wherein two symmetrical monitoring upright posts are fixed on the outer wall of the top of the monitoring table through screws, the monitoring upright posts are positioned on two sides of the forklift, a supporting frame is fixed on the outer wall of the top of the monitoring table through screws, and a driving mechanism for driving a pulling arm and a pressure relief hand valve to work is arranged on the supporting frame; the outer wall of one side of the monitoring upright post, which is close to the forklift, is provided with an assembly cavity, and a floating ball is arranged in the assembly cavity in a floating mode. According to the invention, through the structures such as the floating ball, the bearing bracket, the elastic ferrule and the like, when the bearing surface of the forklift is inclined, the bearing bracket with the pressing block is pressed to one side of the trigger button by the floating ball, so that the trigger button is triggered, the buzzer works to give an alarm and feed back, and when the bearing surface is inclined due to the fault of the forklift, the feedback can be timely carried out, so that the reliability is high and the practicability is strong.

Description

An intelligent monitoring device for forklifts

Technical field

The invention relates to the technical field of forklift monitoring, and in particular to an intelligent monitoring device for forklifts.

Background technique

A hydraulic forklift is a mechanical device that inserts the fork it carries into the hole of the pallet when in use, and the hydraulic system is driven by manpower to lift and lower the pallet goods, and is pulled by manpower to complete the handling operation; in the production of hydraulic trucks , in order to know the service life of the hydraulic truck and the quality of the product, it is usually tested with the help of various testing devices.

Although the current testing device can meet certain testing needs, due to the long-term use of hydraulic forklifts, the problem of uneven supporting surfaces may occur, resulting in the inability to ensure the stability of transportation during transportation. Therefore, the balancing ability of hydraulic forklifts for long-term use should still be a test item.

During testing, it is difficult to accurately determine the flatness of the forklift supporting surface by visual observation alone, and direct observation wastes manpower. Therefore, there is an urgent need for an intelligent forklift monitoring device that can provide timely feedback on the forklift status.

Contents of the invention

The purpose of the present invention is to propose an intelligent monitoring device for forklifts in order to solve the shortcomings existing in the prior art.

In order to achieve the above objects, the present invention adopts the following technical solutions:

An intelligent monitoring device for a forklift, including a monitoring platform for supporting a forklift. Two symmetrical monitoring columns are fixed on the top outer wall of the monitoring platform. The monitoring columns are located on both sides of the forklift. A support frame is fixed on the top outer wall of the monitoring platform. A driving mechanism is installed on the support frame to drive the pulling arm and the pressure relief hand valve; an assembly cavity is provided on the outer wall of one side of the monitoring column close to the forklift, a floating ball is installed floatingly in the assembly cavity, and the inner wall of the assembly cavity is provided with Annular plate, the inner wall of the annular plate is slidingly connected with a supporting bracket, one end of the supporting bracket is fixed with a pressing block, the other end of the supporting bracket has a bowl-shaped structure adapted to the floating ball, and the annular plate and the supporting bracket are bonded The same elastic ferrule is connected, a trigger button is fixed on one side of the inner wall of the assembly cavity, a load module is placed on the top of the forklift, and the outer walls on both sides of the load module are slidingly connected between the floating balls; the top outer wall of the support frame is fixed with a The buzzer, the trigger button and the buzzer are electrically connected.

Preferably: the driving mechanism on the support frame includes a first telescopic cylinder and a second telescopic cylinder, the first telescopic cylinder is fixed to the outer wall of the top of the support frame through a hinge, and the output end of the first telescopic cylinder is fixed with a first fixing piece. , the outer wall on one side of the first fixing member is rotatably connected to the second fixing member, and the outer wall on one side of the second fixing member is detachably fixed to the outer wall on one side of the first fixing member through a fixing buckle; the second telescopic cylinder is installed on the first fixing member through a bracket. The outer wall of the top of the second fixing member, the output end of the second telescopic cylinder is fixed with a connector, and the inner wall on one side of the connector is rotatably connected to a rotating head. The rotating head has a C-shaped structure, and a limiter is detachably installed on one side of the rotating head. The head and the limiting part form a closed loop structure, and the rotating head and the limiting part are sleeved on the outside of the pressure relief hand valve.

Further: a first clamping pad is adhered to the inner wall of one side of the first fixing part and the second fixing part close to the pulling arm, and the first clamping pad has a corrugated structure.

Further preferably, a second clamping pad adapted to the pressure relief hand valve is bonded to the outer wall of one side of the rotating head close to the pressure relief hand valve.

As a preferred option of the present invention: the limiting part includes an arc-shaped limiting bar and two arc-shaped sleeves, the two arc-shaped sleeves are slidingly connected to both ends of the arc-shaped limiting bar, and the arc-shaped The sleeve is removably plugged into the inner walls on both sides of the rotating head. The rotating head is embedded with arc-shaped magnets. One end of the arc-shaped sleeve is provided with a metal head, and the metal head is attracted by the arc-shaped magnet.

As a further preference of the present invention: one side of the outer wall of the load module is provided with a plug-in strip, and the other side of the load module is provided with a slot adapted to the plug-in strip; one load module is detachably plugged into another through the plug-in strip. into the slot of the load module.

As a further solution of the present invention: a positioning rod is installed on the outer wall of the top of the monitoring platform, and the top of the positioning rod has a triangular structure; a groove adapted to the forklift is provided at the bottom of the load module, and a uniform groove is provided on the outer wall of the top of the monitoring platform. There are distributed installation slots, and the positioning rod can be detachably inserted into the inner wall of the installation slot.

Based on the previous solution: two handles are fixed on the top outer wall of the load module.

On the basis of the above solution, it is preferred that the inner wall of the handle is connected with a rotation shaft, and two movable plates are rotatably installed on the two rotation shafts. One side of the movable plate is provided with a reference line on the outer wall, and the other is movable. A laser light is embedded in the outer wall of one side of the board.

The beneficial effects of the present invention are:

By arranging structures such as floating balls, supporting brackets and elastic ferrules, the present invention can enable the load module to slide between the floating balls as the forklift is lifted and lowered during testing. When the supporting surface of the forklift is skewed, the load module must be It tilts and squeezes the floating ball on one side. With the cooperation of the deformation of the elastic ferrule, the floating ball squeezes the supporting bracket with the pressure block toward the side of the trigger button, thereby triggering the trigger button and the buzzer works. Alarm feedback; this method can provide timely feedback when the forklift failure causes the supporting surface to skew, and is highly reliable and practical.

By arranging the first telescopic cylinder, the second telescopic cylinder and other structures, the operation of the first telescopic cylinder can be controlled during monitoring, and the forklift can be continuously pressurized by pulling the arm, and the pressure relief hand valve can be controlled by controlling the operation of the second telescopic cylinder. By releasing the pressure and repeating this process, the overall service life of the forklift can be tested, which improves practicality. By setting up the first clamping pad with a corrugated structure, the firmness of the contact with the pulling arm can be improved to ensure test stability.

By arranging a second clamping pad, the pressure relief hand valve is prevented from sliding on the inside of the rotating head, improving reliability; by arranging arc-shaped limit bars, arc-shaped sleeves and other structures, it can be easily disassembled and assembled on the rotating head according to needs. On one side, an arc-shaped magnet is provided to adsorb and fix the arc-shaped sleeve to prevent it from falling off automatically, thus improving reliability.

By setting inserts and slots, the number of load modules can be added and changed according to actual needs to obtain the required test results; by setting positioning rods, it is easy to position the forklift wheels to avoid rolling during testing, which improves Reliability; by setting the mounting slot, the position of the positioning rod can be easily changed to adapt to forklifts of different sizes.

By setting up structures such as laser lights and reference lines, when the forklift supporting surface shifts, the top of the load module shifts, and the angle between the movable plate and the top surface of the load module changes due to gravity, so that the laser light shines on the baseline. The position is changed to facilitate the user's calculation and judgment of the offset, which improves practicality.

Description of drawings

Figure 1 is a schematic structural diagram of the entire forklift intelligent monitoring device proposed by the present invention;

Figure 2 is a schematic structural diagram of the other side of a forklift intelligent monitoring device proposed by the present invention;

Figure 3 is a schematic structural diagram of the driving mechanism of a forklift intelligent monitoring device proposed by the present invention;

Figure 4 is a schematic structural diagram of the first fixing part and the second fixing part of a forklift intelligent monitoring device proposed by the present invention;

Figure 5 is a schematic structural diagram of a cross-section of the rotating head of a forklift intelligent monitoring device proposed by the present invention;

Figure 6 is a schematic structural diagram of a load module of a forklift intelligent monitoring device proposed by the present invention;

Figure 7 is a schematic structural diagram of a cross-section of a monitoring column of an intelligent forklift monitoring device proposed by the present invention.

In the picture: 1 monitoring platform, 2 load module, 3 baseline, 4 movable plate, 5 handle, 6 buzzer, 7 first telescopic cylinder, 8 support frame, 9 monitoring column, 10 forklift, 11 positioning rod, 12 Pulling arm, 13 mounting slot, 14 second fixing piece, 15 pressure relief hand valve, 16 second telescopic cylinder, 17 first clamping pad, 18 limit part, 19 connector, 20 first fixing piece, 21 fixed buckle , 22 rotating head, 23 second clamping pad, 24 arc limit bar, 25 arc magnet, 26 arc sleeve, 27 metal head, 28 slot, 29 laser light, 30 rotating shaft, 31 insert, 32 groove, 33 trigger button, 34 assembly cavity, 35 pressure block, 36 elastic ferrule, 37 support bracket, 38 floating ball, 39 ring plate.

Detailed ways

The technical solution of this patent will be described in further detail below in conjunction with specific implementation modes.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the patent and cannot be understood as limitations of the patent.

In the description of this patent, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", The orientations or positional relationships indicated by "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing this patent and simplifying the description, and are not indicated or implied. The devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore are not to be construed as limitations of the patent.

In the description of this patent, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection", "connection" and "setting" should be understood in a broad sense. For example, it can mean fixed connection, setting , it can also be detachably connected and set, or integrally connected and set. For those of ordinary skill in the art, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

An intelligent monitoring device for a forklift, as shown in Figure 1-7, includes a monitoring platform 1 for supporting a forklift 10. Two symmetrical monitoring columns 9 are fixed on the top outer wall of the monitoring platform 1 with screws. The monitoring columns 9 are located at On both sides of the forklift 10, the top outer wall of the monitoring platform 1 is fixed with a support frame 8 through screws. The support frame 8 is equipped with a driving mechanism for driving the pulling arm 12 and the pressure relief hand valve 15; the monitoring column 9 is close to the forklift 10 An assembly cavity 34 is provided on one side of the outer wall. A floating ball 38 is installed floatingly in the assembly cavity 34. An annular plate 39 is provided on the inner wall of the assembly cavity 34. A supporting bracket 37 is slidably connected to the inner wall of the annular plate 39. The supporting bracket One end of 37 is fixed with a pressure block 35 by screws, and the other end of the supporting bracket 37 has a bowl-shaped structure adapted to the floating ball 38. The same elastic ferrule 36 is bonded between the annular plate 39 and the supporting bracket 37, so The trigger button 33 is fixed on one side of the inner wall of the assembly cavity 34 with screws. The load module 2 is placed on the top of the forklift 10. The outer walls on both sides of the load module 2 are slidingly connected between the floating balls 38; the top outer wall of the support frame 8 is fixed with screws. A buzzer 6 is fixed, and the trigger button 33 is electrically connected to the buzzer 6; by arranging structures such as a floating ball 38, a supporting bracket 37, and an elastic ferrule 36, it is possible to adjust the forklift 10 as the forklift 10 rises and falls during testing. The load module 2 slides between the floating balls 38. When the supporting surface of the forklift 10 is tilted, the load module 2 must be tilted and squeeze the floating ball 38 on one side. With the cooperation of the deformation of the elastic ferrule 36, the floating ball 38 Squeeze the support bracket 37 with the pressure block 35 toward one side of the trigger button 33, thereby triggering the trigger button 33, and the buzzer 6 works to provide alarm feedback; this method can when the forklift 10 failure causes the support surface to be skewed, Timely feedback, high reliability and practicality.

In order to facilitate the lifting and lowering of the forklift 10; as shown in Figures 1 and 3, the driving mechanism on the support frame 8 includes a first telescopic cylinder 7 and a second telescopic cylinder 16. The first telescopic cylinder 7 is fixed to the support through a hinge. On the outer wall of the top of the frame 8, the output end of the first telescopic cylinder 7 is fixed with a first fixing part 20 through screws. One side of the outer wall of the first fixing part 20 is rotationally connected to a second fixing part 14. One side of the outer wall of the second fixing part 14 is fixed by The buckle 21 is detachably fixed on one side of the outer wall of the first fixing member 20; the second telescopic cylinder 16 is installed on the top outer wall of the second fixing member 14 through a bracket, and the output end of the second telescopic cylinder 16 is fixed with a connector 19 through screws. , a rotating head 22 is rotatably connected to the inner wall of one side of the connecting head 19. The rotating head 22 has a C-shaped structure, and a limiting portion 18 is detachably installed on one side of the rotating head 22. The rotating head 22 and the limiting portion 18 form a closed loop structure. And the rotating head 22 and the limiting part 18 are sleeved on the outside of the pressure relief hand valve 15; among them, the first telescopic cylinder 7 and the second telescopic cylinder 16 can use electric telescopic cylinders, air cylinders and hydraulic cylinders. In this embodiment, preferably , the first telescopic cylinder 7 and the second telescopic cylinder 16 are both cylinders. By arranging the first telescopic cylinder 7, the second telescopic cylinder 16 and other structures, the operation of the first telescopic cylinder 7 can be controlled during monitoring, and the operation of the first telescopic cylinder 7 can be controlled by pulling the arm. 12 continuously pressurizes the forklift 10, and controls the operation of the second telescopic cylinder 16 to cause the pressure relief hand valve 15 to release pressure. By repeating this process, the overall service life of the forklift 10 can be tested, which improves practicality.

In order to improve the firmness of fixing the pulling arm 12; as shown in Figure 4, a first clamping pad 17 is bonded to the inner wall of the first fixing part 20 and the second fixing part 14 close to the pulling arm 12. The clamping pad 17 has a corrugated structure. By providing the first clamping pad 17 with a corrugated structure, the firmness of contact with the pulling arm 12 can be improved to ensure test stability.

In order to improve the firmness of fixing the pressure relief hand valve 15; as shown in Figures 4 and 5, the outer wall of the side of the rotating head 22 close to the pressure relief hand valve 15 is bonded with a second rod that is adapted to the pressure relief hand valve 15. The clamping pad 23, by providing the second clamping pad 23, prevents the pressure relief hand valve 15 from sliding inside the rotating head 22, thereby improving reliability.

In order to further improve the firmness; as shown in Figures 4 and 5, the limiting portion 18 includes an arc-shaped limiting bar 24 and two arc-shaped sleeves 26. The two arc-shaped sleeves 26 are slidingly connected to the arc. Both ends of the shaped limit bar 24, and the arc sleeves 26 are detachably plugged into the inner walls of both sides of the rotating head 22. The rotating head 22 is embedded with an arc magnet 25, and one end of the arc sleeve 26 is provided There is a metal head 27, and the metal head 27 is attracted by the arc-shaped magnet 25; by arranging the arc-shaped limit bar 24, the arc-shaped sleeve 26 and other structures, it can be conveniently disassembled and assembled on the side of the rotating head 22 according to the needs, and the arc-shaped The magnet 25 can adsorb and fix the arc-shaped sleeve 26 to prevent it from falling off automatically, thereby improving reliability.

In order to improve the flexibility of use; as shown in Figures 2 and 6, the outer wall of one side of the load module 2 is integrally provided with an insert 31, and the other outer wall of the load module 2 is provided with a slot 28 adapted to the insert 31 ; One load module 2 is detachably plugged into the slot 28 of another load module 2 through the insert strip 31; by setting the insert strip 31 and the slot 28, the number of load modules 2 can be added and changed according to actual needs, so that Get the test results you need.

In order to facilitate the positioning of the forklift 10; as shown in Figure 2, a positioning rod 11 is installed on the outer wall of the top of the monitoring platform 1, and the top of the positioning rod 11 has a triangular structure; the bottom of the load module 2 is provided with a recess that is adapted to the forklift 10 groove 32; by setting the positioning rod 11, it is convenient to position the wheels of the forklift 10, avoiding rolling during testing, and improving reliability.

In order to adapt to forklifts 10 of different sizes; as shown in Figure 2, the outer wall of the top of the monitoring platform 1 is provided with evenly distributed mounting slots 13, and the positioning rod 11 is detachably plugged into the inner wall of the mounting slot 13; the top of the load module 2 Two handles 5 are fixed on the outer wall with screws; by providing the mounting slot 13, the position of the positioning rod 11 can be easily changed to adapt to forklifts 10 of different sizes.

When this embodiment is in use, push the forklift 10 to a designated position, insert the positioning rod 11 into the corresponding installation slot 13 according to the size of the forklift 10 to limit the wheels of the forklift 10, and connect the second fixing member 14 and The first fixing part 20 clamps and fixes the outside of the pulling arm 12, and installs the limiting part 18 on the side of the rotating head 22, so that the limiting part 18 and the rotating head 22 are sleeved on the outside of the pressure relief hand valve 15, before testing When the first telescopic cylinder 7 is controlled to work, the forklift 10 is continuously pressurized by pulling the arm 12, and the second telescopic cylinder 16 is controlled to work, so that the pressure relief hand valve 15 is released. Repeat this to test the entire forklift 10. During the test, as the forklift 10 rises and falls, the load module 2 slides between the floating balls 38. When the supporting surface of the forklift 10 tilts, the load module 2 must tilt and squeeze the floating ball on one side. 38. With the cooperation of the deformation of the elastic ferrule 36, the floating ball 38 squeezes the supporting bracket 37 with the pressure block 35 toward one side of the trigger button 33, thereby triggering the trigger button 33, and the buzzer 6 works to provide alarm feedback. .

An intelligent monitoring device for a forklift, as shown in Figures 1 and 6, in order to better judge the balance; this embodiment makes the following improvements based on Embodiment 1: the inner wall of the handle 5 is rotatably connected to a rotation axis 30 , two movable plates 4 are rotatably installed on the two rotating shafts 30 respectively. One side of the movable plate 4 is provided with a reference line 3 on the outer wall, and the other movable plate 4 has a laser light 29 embedded in the outer wall of one side.

By arranging structures such as the laser light 29 and the reference line 3, when the supporting surface of the forklift 10 deviates, the top of the load module 2 deviates, and the angle between the movable plate 4 and the top surface of the load module 2 changes due to gravity, thereby The position at which the laser light 29 shines on the reference line 3 changes, which facilitates the user's calculation and judgment of the offset, thereby improving practicality.

The above are preferred specific implementations of the present invention, but they are not the only specific implementations of the present invention. The protection scope of the present invention is not limited thereto. Any person familiar with the art is within the technical scope disclosed by the present invention. Combining the existing technology or public common sense, any equivalent, equivalent substitution or change based on the technical solution and the inventive concept of the present invention shall be covered by the protection scope of the present invention.

Claims (8)

1. An intelligent monitoring device for a forklift, comprising a monitoring platform (1) for supporting a forklift (10), characterized in that two symmetrical monitoring columns (9) are fixed on the outer wall of the top of the monitoring platform (1), Monitoring columns (9) are located on both sides of the forklift (10). A support frame (8) is fixed on the top outer wall of the monitoring platform (1). A driving pull arm (12) and a pressure relief hand valve (12) are installed on the support frame (8). 15) The working driving mechanism; an assembly cavity (34) is provided on the outer wall of the side of the monitoring column (9) close to the forklift (10), and a floating ball (38) is installed floatingly in the assembly cavity (34). An annular plate (39) is provided on the inner wall of the cavity (34). A supporting bracket (37) is slidably connected to the inner wall of the annular plate (39). A pressure block (35) is fixed on one end of the supporting bracket (37). The supporting bracket (37) The other end of 37) has a bowl-shaped structure adapted to the floating ball (38). The same elastic ferrule (36) is bonded between the annular plate (39) and the supporting bracket (37). The assembly cavity (37) 34) A trigger button (33) is fixed on one side of the inner wall, a load module (2) is placed on the top of the forklift (10), and the outer walls on both sides of the load module (2) are slidingly connected between the floating balls (38); the support A buzzer (6) is fixed on the top outer wall of the frame (8), and the trigger button (33) is electrically connected to the buzzer (6); The driving mechanism on the support frame (8) includes a first telescopic cylinder (7) and a second telescopic cylinder (16). The first telescopic cylinder (7) is fixed to the top outer wall of the support frame (8) through a hinge. A first fixing part (20) is fixed at the output end of a telescopic cylinder (7). The outer wall of one side of the first fixing part (20) is rotatably connected to a second fixing part (14). The outer wall of one side of the second fixing part (14) The fixing buckle (21) is detachably fixed to one side of the outer wall of the first fixing part (20); the second telescopic cylinder (16) is installed on the top outer wall of the second fixing part (14) through a bracket, and the second telescopic cylinder (16) The output end of 16) is fixed with a connector (19), and the inner wall of one side of the connector (19) is connected to a rotating head (22). The rotating head (22) has a C-shaped structure, and one side of the rotating head (22) is detachable. The limited part (18) is installed, the rotating head (22) and the limited part (18) form a closed loop structure, and the rotating head (22) and the limited part (18) are sleeved on the outside of the pressure relief hand valve (15) . 2. An intelligent monitoring device for a forklift according to claim 1, characterized in that the first fixing part (20) and the second fixing part (14) are adhered to the inner wall of one side close to the pulling arm (12). The first clamping pad (17) has a corrugated structure. 3. An intelligent monitoring device for a forklift according to claim 2, characterized in that the outer wall of the side of the rotating head (22) close to the pressure relief hand valve (15) is bonded with the pressure relief hand valve (15). Adaptable second clamping pad (23). 4. An intelligent monitoring device for a forklift according to claim 3, characterized in that the limit part (18) includes an arc-shaped limit bar (24) and two arc-shaped sleeves (26). The arc-shaped sleeve (26) is slidingly connected to both ends of the arc-shaped limiting bar (24), and the arc-shaped sleeve (26) is removably plugged into the inner walls of both sides of the rotating head (22). The head (22) is embedded with an arc magnet (25), and one end of the arc sleeve (26) is provided with a metal head (27). The metal head (27) is attracted by the arc magnet (25). 5. An intelligent monitoring device for forklifts according to claim 4, characterized in that the outer wall of one side of the load module (2) is provided with inserts (31), and the outer wall of the other side of the load module (2) is provided with inserts (31). The insert strip (31) is adapted to the slot (28); one load module (2) is detachably inserted into the slot (28) of another load module (2) through the insert strip (31). 6. An intelligent monitoring device for forklifts according to claim 5, characterized in that a positioning rod (11) is installed on the outer wall of the top of the monitoring platform (1), and the top of the positioning rod (11) has a triangular structure; the load The bottom of the module (2) is provided with a groove (32) adapted to the forklift (10). The outer wall of the top of the monitoring platform (1) is provided with evenly distributed installation grooves (13). The positioning rod (11) is detachably inserted. Connected to the inner wall of the installation slot (13). 7. An intelligent monitoring device for a forklift according to any one of claims 1 to 6, characterized in that two handles (5) are fixed on the top outer wall of the load module (2). 8. An intelligent monitoring device for a forklift according to claim 7, characterized in that the inner wall of the handle (5) is rotatably connected to a rotating shaft (30), and the two rotating shafts (30) are respectively rotatably mounted. There are two movable plates (4). One movable plate (4) is provided with a reference line (3) on one side of its outer wall, and the other movable plate (4) is provided with a laser light (29) embedded in one side of its outer wall.