CN210884983U

CN210884983U - Movable maintenance portal frame

Info

Publication number: CN210884983U
Application number: CN201921405762.4U
Authority: CN
Inventors: 邓菲; 贾永; 朱国强; 赵洪文; 刘洪福; 张宜号
Original assignee: Longkou Mining Group Co Ltd
Current assignee: Longkou Mining Group Co Ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-06-30
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses a movable overhaul portal frame belonging to the technical field of mechanical devices, which comprises a first beam, a motor and a pulley protective cover, electric block, second crossbeam and bearing board, the preceding back wall of first crossbeam link up and the joint has the bearing, the inner chamber joint of bearing has first belt pulley, the shaft of first belt pulley and the output shaft fixed connection of motor, the belt has been cup jointed on the first belt pulley, the other end of belt cup joints with the outer wall of second belt pulley, the belt passes through the bolt and is fixed with the fixed block, the fixed block welds in the antetheca of pulley safety cover, the inner chamber joint of pulley safety cover has the second bearing frame, the inner chamber joint of second bearing frame has the pulley, the bottom and the hoist mounting panel fixed connection of pulley safety cover, the bottom and the electric block fixed connection of hoist mounting panel, the both ends and the second crossbeam fixed connection of first crossbeam, the both ends bottom of second crossbeam and the top spiro union of landing leg.

Description

Movable maintenance portal frame

Technical Field

The utility model relates to the technical field of mechanical device, specifically be a portable maintenance portal frame.

Background

The portal frame is novel small-sized hoisting equipment developed according to the requirements of carrying equipment, warehouse in and out, hoisting and maintaining heavy equipment and material transportation in daily production of medium and small factories (companies). The lifting device is suitable for occasions needing lifting in manufacturing moulds, automobile repair factories, mines and civil engineering construction sites. The lifting machine is commonly used for material transportation and up-and-down use of constructors in building construction, and achieves lifting mechanization. The manpower can be reduced, the production and operation cost can be reduced, and the working efficiency can be improved.

In production sites of industries such as molds, automobile repair and mines, a large amount of mechanical equipment is often needed, once the equipment is damaged, the equipment needs to be transferred to a maintenance place for maintenance, the equipment is difficult to move by manpower, but the size and the field working environment of the equipment are not suitable for large-scale hoisting equipment, so that a movable maintenance portal frame is needed to be used as a special hoisting and transporting tool of the equipment, the existing equipment is often hoisted by using pulleys and hoist hoists manually, the efficiency is low, workers are wasted, and in the hoisting process of the equipment, the phenomenon of shaking in the air due to inertia can occur, and potential safety hazards are generated.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems that exist in the prior art movable service portal frame.

Therefore, the utility model aims at providing a portable maintenance portal frame can solve above-mentioned current this type of device that proposes and often need artifical pulley and calabash hoist to lift by crane it, and efficiency is lower, and extravagant workman's energy, and the handling in-process of equipment, the phenomenon of rocking in the midair probably appears because of inertia, produces the problem of potential safety hazard.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme: a mobile service gantry, comprising: first crossbeam, motor, pulley safety cover, electric block, second crossbeam and bearing board, the preceding back wall of first crossbeam link up and the joint has the bearing, the inner chamber joint of bearing has first belt pulley, the shaft of first belt pulley and the output shaft fixed connection of motor, the motor spiro union is on the motor mounting bracket, the motor mounting bracket spiro union is in the back wall of first crossbeam, the belt has been cup jointed on the first belt pulley, the other end of belt and the outer wall cup joint of second belt pulley, the shaft joint of second belt pulley is in the inner chamber of first bearing frame, first bearing frame joint is in the inner chamber of first crossbeam, it has the hole to run through on the belt, and the hole passes through the bolt and is fixed with the fixed block, the fixed block welds in the antetheca of pulley safety cover, the inner chamber joint of pulley safety cover has the second bearing frame, the inner chamber joint of second bearing frame has the pulley, the pulley is connected with the bottom plane sliding of first crossbeam, screw and hoist mounting panel fixed connection are passed through to the bottom of pulley safety cover, bolt and electric block fixed connection are passed through to the bottom of hoist mounting panel, the both ends of first crossbeam pass through the bolt respectively with two second crossbeam fixed connection, the both ends bottom of two second crossbeams respectively with the top spiro union of four landing legs, the equal spiro union of diapire of four landing legs has the universal wheel, the axle sleeve has all been welded to the inside wall of four landing legs, the inner chamber joint of axle sleeve has the axle, the other end and the bearing board fixed connection of axle, the roof of bearing board is provided with the bolt.

As an optimized scheme of portable maintenance portal frame, wherein: and reinforcing cross beams are welded between the four supporting legs.

As an optimized scheme of portable maintenance portal frame, wherein: and the universal wheel is provided with a locking mechanism.

As an optimized scheme of portable maintenance portal frame, wherein: and a lubricating oil layer is coated on the surface between the shaft sleeve and the shaft.

Compared with the prior art: the movable overhaul portal frame is provided with a bearing, a first belt pulley, a second belt pulley, a motor, a belt, a first bearing seat, a pulley protective cover, a fixed block, a sling mounting plate, an electric hoist, a support leg, a universal wheel, a shaft sleeve, a bearing plate and a bolt, wherein the first belt pulley and the second belt pulley are respectively fixed on a first cross beam through the first bearing seat and the bearing, a wheel shaft of the first belt pulley is fixedly connected with an output shaft of the motor, the rotation of the first belt pulley is driven through the operation of the motor, the first belt pulley drives the rotation of the second belt pulley through the belt to form a complete transmission system, the belt is fixed with the fixed block welded on the pulley protective cover through the bolt, the bottom of the pulley protective cover is fixedly connected with the sling mounting plate through the bolt, and the bottom of the sling mounting, the pulley arranged on the pulley protective cover is driven by the transmission of the belt to horizontally move left and right on the first cross beam, so that the electric hoist is driven to horizontally move left and right along the first cross beam, and the purposes of improving efficiency and saving energy of workers are achieved by matching with electric hoisting of the electric hoist; the axle sleeve has all been welded to the inside wall of landing leg, the inner chamber joint of axle sleeve has the axle, the other end and the bearing board fixed connection of axle, the roof of bearing board is provided with the bolt, after the equipment or the device that need overhaul is lifted up, accessible axle and axle sleeve will control two bearing boards and lift up to the level, and pass through the bolt reciprocal anchorage with two bearing boards, make it form a platform, can place equipment or device after lifting by crane on it, not only can stop equipment or device because of inertia probably appear the phenomenon of rocking in the midair, still can act as the maintenance platform when not having the maintenance platform and use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic front view of the movable overhaul portal frame of the present invention;

FIG. 2 is a schematic left view of the movable overhaul portal frame of the present invention;

fig. 3 is the utility model discloses portable maintenance portal frame schematic diagram that overlooks:

figure 4 is the utility model discloses portable maintenance portal frame transmission structure looks left side structure schematic diagram.

In the figure, 100 first cross beams, 110 bearings, 201 first belt pulleys, 202 second belt pulleys, 210 motors, 211 motor mounting frames, 220 belts, 310 first bearing seats, 320 second bearing seats, 321 pulleys, 400 pulley protection covers, 410 fixing blocks, 500 lifting appliance mounting plates, 510 electric hoists, 600 second cross beams, 700 supporting legs, 710 universal wheels, 800 shaft sleeves, 810 shafts, 820 bearing plates and 821 bolts.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a portable maintenance portal frame please refer to and draw together figure 1, figure 2 and figure 3, include: the first beam 100, the motor 210, the pulley protection cover 400, the electric hoist 510, the second beam 600 and the support plate 820;

referring to fig. 1, 3 and 4, the front and rear walls of the first beam 100 are penetrated and engaged with the bearing 110, the inner cavity of the bearing 110 is engaged with the first belt pulley 201, the axle of the first belt pulley 201 is fixedly connected with the output shaft of the motor 210, the first belt pulley 201 is used as a driving wheel and rotates along with the operation of the motor 210, the motor 210 is screwed on the motor mounting bracket 211, the motor mounting bracket 211 is screwed on the rear wall of the first beam 100, the motor mounting bracket 211 is used for supporting and protecting the motor 210, the belt 220 is sleeved on the first belt pulley 201, the other end of the belt 220 is sleeved on the outer wall of the second belt pulley 202, when the first belt pulley 201 rotates, the belt 220 drives the second belt 202 to rotate to form a transmission mechanism, the axle of the second belt 202 is engaged with the inner cavity of the first bearing seat 310, the first bearing seat 310 is engaged with the inner cavity of the first beam 100, the first bearing seat 310 is used for supporting the second belt 202 and enabling the second belt 202 to be capable of being in the Rotating;

referring to fig. 1 and 4, a hole is formed through the belt 220, the hole is fixed to the fixing block 410 through a bolt, the fixing block 410 is welded to the front wall of the pulley protection cover 400, the belt 220 is driven by the first pulley 201 and the second pulley 202 to move, so as to drive the pulley protection cover 400, the second bearing seat 320 is clamped in an inner cavity of the pulley protection cover 400, the pulley 321 is clamped in an inner cavity of the second bearing seat 320, the pulley 321 is slidably connected with the bottom plane of the first cross beam 100, and the pulley 321 on the pulley protection cover 400 horizontally moves along the bottom plane of the first cross beam 100 under the driving of the belt 220;

referring to fig. 1 and 4 again, the bottom of the pulley protection cover 400 is fixedly connected with the hanger mounting plate 500 through screws, the bottom of the hanger mounting plate 500 is fixedly connected with the electric hoist 510 through bolts, and the electric hoist 510 is used for hoisting mechanical equipment and components to be overhauled;

referring to fig. 1 and 2, two ends of a first cross beam 100 are respectively fixedly connected with two second cross beams 600 through bolts, the second cross beams 600 are used for fixing and supporting the first cross beam 100, bottoms of two ends of the two second cross beams 600 are respectively in threaded connection with tops of four support legs 700, the support legs 700 are used for supporting the first cross beam 100, the second cross beam 600 and devices mounted on the first cross beam 100, universal wheels 710 are respectively in threaded connection with bottom walls of the four support legs 700, and the universal wheels 710 are used for enabling the device to freely move;

referring to fig. 1 and 3, shaft sleeves 800 are welded on the inner side walls of the four support legs 700, a shaft 810 is clamped in an inner cavity of each shaft sleeve 800, the other end of each shaft 810 is fixedly connected with a bearing plate 820, the bearing plate is used for bearing mechanical equipment and parts to be overhauled after being lifted and preventing the mechanical equipment and the parts from shaking, and a bolt 821 is arranged on the top wall of each bearing plate 820 and used for fixing the two lifted bearing plates 820;

referring to fig. 2, a reinforcing beam 720 is welded between the four legs 700, and the reinforcing beam 720 is used for enhancing the strength of the supporting structure of the legs 700.

The universal wheels 710 are provided with locking mechanisms which can prevent the portal frame from sliding after the portal frame arrives at a destination.

The surface between the sleeve 800 and the shaft 810 is coated with a layer of lubricating oil, so that the lifting and lowering of the bearing plate 820 becomes labor-saving.

When the device is used, a person skilled in the art needs to push the device to a target position through the universal wheel 710, the motor 210 and the electric hoist 510 are connected with a power supply, the motor 210 is controlled to rotate through the external line controller, the rotation of the motor 210 drives the first belt pulley 201 to rotate, the rotation of the first belt pulley 201 drives the second belt pulley 202 to rotate through the belt 220, the motor 210, the first belt pulley 201, the belt 220 and the second belt 202 form a transmission system, the pulley protection cover 400 is driven to horizontally move left and right on the first beam 100 through the pulley 321, so that the electric hoist 510 is driven to move left and right along the first beam 100, after the electric hoist is moved to a proper position, the electric hoist 510 is controlled to put down a steel rope, the hoist is lowered, the hoist is connected with a hoisting device such as a hoisting ring on equipment or a device to be overhauled, the electric hoist 510 is controlled to retract the, the device to be overhauled or overhauled can be lifted, after the device to be overhauled or overhauled is lifted, the left and right bearing plates 820 are lifted to be horizontal through the shaft 810 and the shaft sleeve 800, the two bearing plates 820 are mutually fixed through the bolt 821 to form a platform, the lifted device or device can be placed on the platform, the phenomenon that the device or device shakes in the air due to inertia is avoided, and the bearing plates 820 can serve as an overhauling platform when the overhauling platform is not provided.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a portable maintenance portal frame which characterized in that: the pulley protection device comprises a first beam (100), a motor (210), a pulley protection cover (400), an electric hoist (510), a second beam (600) and a bearing plate (820), wherein the front wall and the rear wall of the first beam (100) are communicated and clamped with a bearing (110), the inner cavity of the bearing (110) is clamped with a first belt pulley (201), the wheel shaft of the first belt pulley (201) is fixedly connected with the output shaft of the motor (210), the motor (210) is in threaded connection with a motor installation frame (211), the motor installation frame (211) is in threaded connection with the rear wall of the first beam (100), the first belt pulley (201) is sleeved with a belt (220), the other end of the belt (220) is sleeved with the outer wall of the second belt pulley (202), the wheel shaft of the second belt pulley (202) is clamped with the inner cavity of the first bearing seat (310), and the first bearing seat (310) is clamped with the inner cavity of the first beam (100), run through on belt (220) and have the hole, and the hole passes through the bolt and fixes with fixed block (410), fixed block (410) welds in the antetheca of pulley safety cover (400), the inner chamber joint of pulley safety cover (400) has second bearing frame (320), the inner chamber joint of second bearing frame (320) has pulley (321), pulley (321) and the bottom plane sliding connection of first crossbeam (100), the bottom of pulley safety cover (400) is through screw and hoist mounting panel (500) fixed connection, the bottom of hoist mounting panel (500) is through bolt and electric block (510) fixed connection, the both ends of first crossbeam (100) pass through the bolt respectively with two second crossbeam (600) fixed connection, the both ends bottom of two second crossbeams (600) respectively with the top spiro union of four landing legs (700), the diapire of four landing legs (700) all spiro unions have universal wheel (710), the utility model discloses a bearing plate, including four landing legs (700), axle sleeve (800) all weld the inside wall of four landing legs (700), the inner chamber joint of axle sleeve (800) has axle (810), the other end and the bearing board (820) fixed connection of axle (810), the roof of bearing board (820) is provided with bolt (821).

2. A mobile service portal frame according to claim 1, characterized in that between said four legs (700) there are welded stiffening cross beams (720).

3. A mobile service gantry according to claim 1, characterized in that locking mechanisms are mounted on said universal wheels (710).

4. A mobile service gantry according to claim 1, characterized in that the surface between said bushing (800) and said shaft (810) is coated with a layer of lubricating oil.