CN214151416U

CN214151416U - Controller protection device for engineering machinery

Info

Publication number: CN214151416U
Application number: CN202023168277.5U
Authority: CN
Inventors: 王宝喜; 梁慧; 张兴凯
Original assignee: Xuzhou Hezhuo Machinery Technology Co ltd
Current assignee: Xuzhou Hezhuo Machinery Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-07
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a controller protection device for engineering machinery, which comprises a protection box, wherein the bottom of the protection box is provided with a fixing device, a first belt pulley is driven by a first motor to rotate, a second belt pulley is driven by the first belt pulley to rotate, a gear on a rotating shaft is driven by the second belt pulley to rotate, a rack plate is driven by the gear to move, the rack plate drives two fixing clamps to move oppositely, the controller is fixed by the two fixing clamps, a prevention platform is arranged in the protection box, the placement platform is of a cavity structure, a blower is arranged in the cavity chamber, the blower can clean dust on the surface of the controller placed on the placement platform, the dust is prevented from entering the interior of the controller and affecting the normal operation of the controller, when the controller needs to be taken out, only a handle is needed to be pulled, a pull rod drives a guide plate to move, the guide plate drives a baffle to move, and the controller is lifted to an outlet through a lifting device, after the baffle is taken out, the handle is released, and the spring can enable the baffle to be restored to the original position under the action of the elastic force.

Description

Controller protection device for engineering machinery

Technical Field

The utility model relates to a protection device specifically is a controller protection device for engineering machine tool.

Background

The controller is a master device for controlling the starting, speed regulation, braking and reversing of the motor by changing the wiring of a main circuit or a control circuit and changing the resistance value in the circuit according to a preset sequence, when the controller is outdoors, water is easy to enter to cause short circuit and the like, the controller is also easy to be influenced by the manufacturing environment, a general worker places a mechanical controller in a protection device, but the existing controller protection device cannot fix the position of the controller in place, and the controller is easy to shake in the protection device, so that the controller protection device is provided, and the problems are solved conveniently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a controller protection device for engineering machine tool to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a controller protection device for engineering machinery comprises a protection box, wherein a controller fixing device is installed at the bottom of the protection box, the fixing device comprises two fixing plates, transverse plates are installed at the top ends of the two fixing plates, a first motor is fixedly installed on the transverse plates, a first belt pulley is sleeved at the output end of the first motor, the first belt pulley is connected with a second belt pulley through a belt, the second belt pulley is sleeved on a rotating shaft, a gear is further sleeved on the rotating shaft, a rack plate matched with the gear is arranged at the lower end of the gear, a guide hole is formed in each fixing plate, one end of each rack plate penetrates through the guide hole, a first chute is formed in the bottom end of each rack plate, a vertical rod is installed at the bottom end of each first chute, a fixing clamp is fixedly installed at the other end of each rack plate, a prevention table is arranged in the protection box, the utility model discloses a protection box, including placing platform, baffle, casing, placing platform bottom and being provided with elevating gear, place the platform and be the cavity structure, the indoor hair-dryer that installs of cavity, guard box roof one end is provided with the dead slot, install the deflector in the dead slot, both ends and dead slot sliding connection about the deflector, deflector one end is connected with the baffle, the deflector other end is connected with the pull rod, the pull rod is kept away from deflector one end and is run through the box body and be connected with the handle, install the stop collar on the handle, the spring has been cup jointed on the pull rod, spring one end and deflector fixed connection, the spring other end is connected with the dead slot lateral wall.

As a further aspect of the present invention: the lifting device comprises a second motor, the output end of the second motor is fixedly connected with the threaded sleeve, a first threaded rod is sleeved in the threaded sleeve, the top end of the first threaded rod is fixedly connected with a cross rod, the two ends of the cross rod are provided with limit blocks, the cross rod is sleeved with a first sliding block, the first sliding block is hinged with one end of a first connecting rod, the other end of the first connecting rod is hinged with a fixed block, a second connecting rod is hinged on the fixed block, the top end of the second connecting rod is provided with a pulley which is connected with the bottom of the placing table in a sliding way, the bottom of the placing table is provided with a sliding rail for the pulley to slide, a first sliding groove is arranged in the middle of the second connecting rod, a second sliding block is arranged on the first sliding groove, the second slider is connected with third connecting rod one end, the third connecting rod other end is connected with the articulated of first connecting rod middle part.

As a further aspect of the present invention: the rubber pad is arranged on the fixing clamp and can protect the surface of the controller from being damaged when the controller is fixed.

As a further aspect of the present invention: the upper surface of the placing table is in a screen shape.

Compared with the prior art, the beneficial effects of the utility model are that:

1. drive first belt pulley through first motor and rotate, first belt pulley drives the rotation of second belt pulley, and the second belt pulley drives the epaxial gear revolve of commentaries on classics, the gear drives the rack board removal of meshing with it, and the rack board drives two fixation clamps and removes in opposite directions, fixes the controller through two fixation clamps.

2. The hair-dryer can be cleared up placing the controller surface dust on placing the platform, and the dust prevents to get into the inside of controller, influences the normal operating of controller.

3. When the controller needs to be taken out, the pull rod drives the guide plate to move through pulling the handle, the guide plate drives the baffle to move, the controller is lifted to the outlet through the lifting device, the handle is released after the controller is taken out, the baffle can be restored to the original position through the spring under the action of elastic force, the outlet is closed, and dust and other sundries are well guaranteed to enter the protection box.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural view of a placing table according to a first embodiment of the present invention.

Fig. 3 is a schematic structural view of a lifting device according to a second embodiment of the present invention.

In the figure: 1-protective box, 2-fixed plate, 3-vertical rod, 4-first belt pulley, 5-rack plate, 6-fixed clamp, 7-rubber pad, 8-placing table, 9-controller, 10-blower, 11-lifting device, 12-baffle, 13-guide plate, 14-handle, 15-pull rod, 16-spring, 18-second motor, 19-thread sleeve, 20-threaded rod, 21-first slide block, 22-first connecting rod and 23-third connecting rod.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, in the embodiment of the present invention, a protection device for a controller 9 for an engineering machine includes a protection box 1, a fixing device for the controller 9 is installed at the bottom of the protection box 1, the fixing device includes two fixing plates 2, a transverse plate is installed at the top ends of the two fixing plates 2, a first motor is fixedly installed on the transverse plate, a first belt pulley 4 is sleeved on an output end of the first motor, the first belt pulley 4 is connected with a second belt pulley through a belt, the second belt pulley is sleeved on a rotating shaft, the rotating shaft is further sleeved with a gear, a rack plate 5 matched with the gear is arranged at the lower end of the gear, a guide hole is opened on the fixing plate 2, one end of the rack plate 5 penetrates through the guide hole, a first chute is opened at the bottom end of the rack plate 5, a vertical rod 3 is installed at the bottom end of the first chute, the other end of the rack plate 5 is fixedly provided with a fixing clamp 6, the fixing clamp 6 is provided with a rubber pad 7, the rubber pad 7 can protect the surface of the controller 9 from being damaged when the controller is fixed, the first belt pulley 4 is driven to rotate by a first motor, the second belt pulley 4 is driven to rotate, the second belt pulley drives a gear on a rotating shaft to rotate, the gear drives the rack plate 5 meshed with the gear to move, the rack plate 5 drives the two fixing clamps 6 to move oppositely, the controller 9 is fixed by the two fixing clamps 6, a prevention platform is arranged in the protection box 1, the bottom of the placing platform 8 is provided with a lifting device 11, the upper surface of the placing platform 8 is in a sieve shape, the placing platform 8 is in a cavity structure, a blower 10 is arranged in the cavity, and the blower 10 can clean dust on the surface of the controller 9 placed on the placing platform 8, dust is prevented from entering the controller 9 to affect the normal operation of the controller 9, a hollow groove is arranged at one end of the top wall of the protection box 1, a guide plate 13 is arranged in the hollow groove, the upper end and the lower end of the guide plate 13 are slidably connected with the hollow groove, one end of the guide plate 13 is connected with a baffle 12, the other end of the guide plate 13 is connected with a pull rod 15, one end, far away from the guide plate 13, of the pull rod 15 penetrates through the box body and is connected with a handle 14, a limit sleeve is arranged on the handle 14, a spring 16 is sleeved on the pull rod 15, one end of the spring 16 is fixedly connected with the guide plate 13, the other end of the spring 16 is connected with the side wall of the hollow groove, when the controller 9 needs to be taken out, the handle 14 is pulled, the pull rod 15 drives the guide plate 13 to move, the guide plate 13 drives the baffle 12 to move, the controller 9 is lifted to an outlet through a lifting device 11, the handle 14 is released after the controller 9 is taken out, the spring 16 can restore the baffle 12 to the original position under the action of elasticity, so that the outlet is closed, and dust and other impurities can be well guaranteed to enter the protective box 1.

Example 2

Referring to fig. 3, on the basis of embodiment 1, the lifting device 11 includes a second motor 18, an output end of the second motor 18 is fixedly connected to a threaded sleeve 19, a first threaded rod 20 is sleeved in the threaded sleeve 19, a cross rod is fixedly connected to a top end of the first threaded rod 20, two ends of the cross rod are provided with a limiting block, the cross rod is sleeved with a first sliding block 21, the first sliding block 21 is hinged to one end of a first connecting rod 22, the other end of the first connecting rod 22 is hinged to a fixed block, the fixed block is hinged to a second connecting rod, a pulley is mounted at a top end of the second connecting rod, the pulley is slidably connected to a bottom of the placing table 8, a sliding rail for the pulley to slide is disposed at a bottom of the placing table 8, a first sliding groove is disposed at a middle portion of the second connecting rod, a second sliding block is mounted on the first sliding groove, and the second sliding block is connected to one end of a third connecting rod 23, the other end of the third connecting rod 23 is hinged to the middle of the first connecting rod 22, when the second motor 18 drives the threaded sleeve 19 to rotate, the threaded rod 20 moves downwards, the first sliding blocks 21 can slide in opposite directions, the third connecting rod 23 drives the second connecting rod to rotate through the second sliding blocks, and the pulleys move in opposite directions at the moment, so that the placing table 8 rises, the height of the placing table 8 can be adjusted, and the controller 9 can be conveniently taken out and placed.

The utility model discloses a theory of operation is: drive first belt pulley 4 through first motor and rotate, first belt pulley 4 drives the second belt pulley and rotates, and the second belt pulley drives the epaxial gear revolve of commentaries on classics, the gear drive moves with its engaged rack plate 5, and rack plate 5 drives two fixation clamps 6 and removes in opposite directions, fixes controller 9 through two fixation clamps 6, when needs take out controller 9, only needs pulling handle 14, pull rod 15 drives deflector 13 motion, deflector 13 drives baffle 12 motion, and rethread elevating gear 11 rises controller 9 to the exit, takes out the back and releases handle 14, and spring 16 can make baffle 12 resume the normal position under the effect of elasticity to the export is closed, also fine assurance debris such as dust get into guard box 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Controller protection device for engineering machinery, including guard box (1), its characterized in that, controller (9) fixing device is installed to guard box (1) bottom, fixing device is including two fixed plates (2), the diaphragm is installed on two fixed plate (2) tops, fixed mounting has first motor on the diaphragm, first belt pulley (4) has been cup jointed to the output of first motor, first belt pulley (4) are connected with the second belt pulley through the belt, cup joint in the axis of rotation on the second belt pulley, still cup joint the gear in the axis of rotation, the lower extreme of gear sets up rack plate (5) with gear phase-match, the guiding hole has been seted up on fixed plate (2), rack plate (5) one end runs through the guiding hole, first spout has been seted up to the bottom of rack plate (5), montant (3) is installed to first spout bottom, the rack plate is characterized in that a fixing clamp (6) is fixedly mounted at the other end of the rack plate (5), a placing table (8) is arranged in the protection box (1), a lifting device (11) is arranged at the bottom of the placing table (8), the placing table (8) is of a cavity structure, a blower (10) is arranged in a cavity chamber, a hollow groove is formed in one end of the top wall of the protection box (1), a guide plate (13) is mounted in the hollow groove, the upper end and the lower end of the guide plate (13) are slidably connected with the hollow groove, a baffle (12) is connected to one end of the guide plate (13), a pull rod (15) is connected to the other end of the guide plate (13), one end, far away from the guide plate (13), of the pull rod (15) penetrates through the box body and is connected with a handle (14), a limiting sleeve is mounted on the handle (14), a spring (16) is sleeved on the pull rod, the other end of the spring (16) is connected with the side wall of the empty groove.

2. The controller protection device for engineering machinery according to claim 1, wherein the lifting device (11) comprises a second motor (18), the output end of the second motor (18) is fixedly connected with a threaded sleeve (19), a first threaded rod (20) is sleeved in the threaded sleeve (19), a cross rod is fixedly connected to the top end of the first threaded rod (20), limit blocks are mounted at two ends of the cross rod, a first sliding block (21) is sleeved on the cross rod, the first sliding block (21) is hinged to one end of a first connecting rod (22), the other end of the first connecting rod (22) is hinged to a fixed block, a second connecting rod is hinged to the fixed block, a pulley is mounted at the top end of the second connecting rod, the pulley is slidably connected to the bottom of the placing table (8), a sliding rail for the pulley to slide is formed at the bottom of the placing table (8), a first sliding groove is formed in the middle of the second connecting rod, a second sliding block is installed on the first sliding groove and connected with one end of a third connecting rod (23), and the other end of the third connecting rod (23) is hinged to the middle of the first connecting rod (22).

3. The controller protector for construction machinery according to claim 1, wherein the upper surface of the placement table (8) is in the form of a mesh.

4. The controller protector for construction machinery according to claim 1, wherein a rubber pad (7) is mounted on the fixing clip (6).