CN214692971U

CN214692971U - Brick-holding portal frame convenient to move

Info

Publication number: CN214692971U
Application number: CN202120857180.0U
Authority: CN
Inventors: 胡瑶
Original assignee: Hubei Bofite Intelligent Equipment Co ltd
Current assignee: Hubei Bofite Intelligent Equipment Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-12
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses a brick portal frame is embraced to convenient removal relates to portal frame technical field, including first installation roof beam, still include the removal structure convenient to use, the elevation structure of being convenient for adjust and prevent the cracked pretension structure of rope, the universal wheel is all installed at both ends around the first installation roof beam bottom, and one side of first installation roof beam is provided with second installation roof beam, the loop bar is all installed on the top of second installation roof beam and first installation roof beam, the equal sliding connection in inside of loop bar has the extension rod, and elevation structure sets up in the inside of loop bar, the top of extension rod all extends to the top of loop bar, and the girder is installed on the top of extension rod. The utility model discloses an oil cylinder work for oil cylinder downwardly extending can make the extension rod rebound under reaction force, can stop until adjusting suitable position, and the stability of the multiplicable device of support column prevents that the device from taking place the skew, and this structure has improved the suitability of device.

Description

Brick-holding portal frame convenient to move

Technical Field

The utility model relates to a portal frame technical field specifically is a brick portal frame is embraced to convenient removal.

Background

The portal frame is a novel small-sized hoisting portal frame developed according to the requirements of hoisting and maintaining heavy equipment and material transportation. The brick-holding portal frame is suitable for manufacturing moulds, automobile repair factories, mines, civil engineering construction sites and occasions needing hoisting, and the existing brick-holding portal frame has many defects.

Through retrieval, chinese patent No. CN212198177U, publication date 2020, 12, month 22, discloses a movable gantry, and it is proposed "in this embodiment, the roller 1 is a universal wheel, which facilitates moving the gantry 5. The rollers 1 are mounted at four corners of the portal frame 5, and the universal wheels need to be pushed by a user, so that the movement is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a brick portal frame is embraced to convenient removal to the problem of the not convenient to move who provides among the above-mentioned background art is solved.

In order to achieve the above object, the utility model provides a following technical scheme: a brick holding portal frame convenient to move comprises a first mounting beam, a moving structure convenient to use, a lifting structure convenient to adjust and a pre-tightening structure for preventing a rope from being broken;

universal wheels are mounted at the front end and the rear end of the bottom end of the first mounting beam, a second mounting beam is arranged on one side of the first mounting beam, loop bars are mounted at the top ends of the second mounting beam and the first mounting beam, and the moving structures are arranged at the front end and the rear end of the bottom end of the second mounting beam;

the inner parts of the loop bars are all connected with extension bars in a sliding manner, and the lifting structures are arranged in the loop bars;

the top of extension rod all extends to the top of loop bar, and the top of extension rod installs the girder, the pinion rack is installed to the bottom intermediate position department of girder, and both ends all are provided with the limiting plate around the girder, the outside intermediate position department of girder is provided with the crane, and the bottom of crane all extends to the below of girder, second servo motor is installed to the inside one end of crane, and second servo motor's output is connected with the transfer line, driving motor is installed to one side of the inside bottom of crane, and the opposite side of the inside bottom of crane installs the cable wheel through the base, driving motor's output is connected with the cable wheel, and the outer wall of cable wheel is provided with the rope, the bottom of rope extends to the below of crane, and pretension structure sets up in the bottom of rope.

Preferably, the pretension structure includes a rope, the rope all sets up in the both sides of rope bottom, and the bottom of a rope all is connected with the slider through the articulated elements, the bottom sliding connection of slider has the regulating box, and installs the lead screw through the pivot in one side of regulating box inside, the equal sliding connection in both sides of lead screw outer wall has the sleeve, and the one end of lead screw extends to one side of regulating box, the carousel is installed to the one end of lead screw, and the bottom of lead screw is installed and is put the box, sleeve and lead screw are connected through the screw, and the top of regulating box is connected with the slider through the sleeve.

Preferably, two movable wheels are installed on the top end of the crane at the front end and the rear end of the main beam, and the bottom ends of the movable wheels extend to the inner portion of the limiting plate.

Preferably, the mobile jib is installed through the pivot to the inside one end of crane of second servo motor one side, and the one end of mobile jib and transfer line all is connected with the girder through the pivot, the outer wall of transfer line and mobile jib all overlaps and is equipped with the gear, and gear and pinion rack are connected through the rodent, connect through the belt between transfer line and the mobile jib.

Preferably, the mobile structure includes gyro wheel, initiative ring gear, first servo motor, bull stick, install bin, connecting rod, driven ring gear and horizontal pole, the connecting rod all sets up in both ends around the second installation roof beam bottom through the pivot, and the bottom of connecting rod all installs the install bin, both ends all run through around the install bin and are provided with the horizontal pole, and both ends all install the gyro wheel around the horizontal pole, the horizontal pole outer wall of install bin inside all overlaps and is equipped with driven ring gear, and one side of install bin all installs first servo motor, the bull stick is all installed to first servo motor's output, and the one end of bull stick all extends to the inside of install bin, the initiative ring gear is all installed to the one end that the bull stick is close to driven ring gear, and initiative ring gear and driven ring gear all are connected through the tooth.

Preferably, elevation structure includes cavity, hydro-cylinder, stopper and support column, the inside of extension rod is all seted up to the cavity, and the hydro-cylinder all sets up in the inside top of extension rod cavity, the bottom of extension rod outer wall is all located to the stopper cover, and the bottom of stopper all extends to the bottom of extension rod, the support column sets up both ends around first installation roof beam and second installation roof beam top respectively, and the top of support column all is connected with the loop bar.

Preferably, the bottom of hydro-cylinder all extends to the below of stopper, and the bottom of hydro-cylinder all is connected with the loop bar inner wall.

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

(1) the utility model provides a first servo motor, bull stick and initiative ring gear utilize first servo motor, the staff opens first servo motor work, the bull stick rotates, drives initiative ring gear and rotates, driven ring gear is driven, makes the horizontal pole drive the gyro wheel and carries out the automatic rotation, drives the device and removes, under the cooperation of universal wheel, the staff can assist the thrust unit to carry out the quick travel, and the structure has realized the function that the device is convenient for to remove;

(2) the utility model provides an oil cylinder, an extension rod and a support column, the oil cylinder is utilized to open the oil cylinder to work, so that the oil cylinder extends downwards under the reaction force, the extension rod can move upwards, and the device can be stopped until the device is adjusted to a proper position, the support column can increase the stability of the device, the device is prevented from deviating, and the structure realizes the height adjusting function of the device;

(3) the utility model provides a have carousel, lead screw and sleeve, utilize the carousel, rotate the carousel for the lead screw rotates, under the cooperation of box thread, can make the sleeve drive the slider and control the removal, moves suitable position until the sleeve, makes a rope pretension can accomplish work, prevents that the rope from atress emergence damage suddenly, and this structure has realized the pretension function of device.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of a side view of the combination of the loop bar and the supporting post of the present invention;

fig. 4 is a side view, sectional structural view of the combination of the main beam and the crane of the present invention;

fig. 5 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a rope; 2. a wire rope wheel; 3. a drive motor; 4. a gear; 5. a crane; 6. a toothed plate; 7. a transmission rod; 8. a moving structure; 801. a roller; 802. a driving gear ring; 803. a first servo motor; 804. a rotating rod; 805. installing a box; 806. a connecting rod; 807. a driven gear ring; 808. a cross bar; 9. a lifting structure; 901. a cavity; 902. an oil cylinder; 903. a limiting block; 904. a support pillar; 10. a belt; 11. a main rod; 12. a moving wheel; 13. a limiting plate; 14. a main beam; 15. a slider; 16. a turntable; 17. a sleeve; 18. a screw rod; 19. placing boxes; 20. an adjusting box; 21. rope supporting; 22. an extension rod; 23. a universal wheel; 24. a first mounting beam; 25. a loop bar; 26. a second mounting beam; 27. a second servo motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-5, a brick holding portal frame convenient to move comprises a first mounting beam 24, a moving structure 8 convenient to use, a lifting structure 9 convenient to adjust and a pre-tightening structure for preventing a rope from being broken;

universal wheels 23 are mounted at the front end and the rear end of the bottom end of the first mounting beam 24, a second mounting beam 26 is arranged on one side of the first mounting beam 24, loop bars 25 are mounted at the top ends of the second mounting beam 26 and the first mounting beam 24, and the moving structures 8 are arranged at the front end and the rear end of the bottom end of the second mounting beam 26;

the extension rods 22 are connected inside the loop bars 25 in a sliding manner, and the lifting structure 9 is arranged inside the loop bars 25;

the top end of the extension rod 22 extends to the upper part of the loop bar 25, the top end of the extension rod 22 is provided with a main beam 14, the middle position of the bottom end of the main beam 14 is provided with a toothed plate 6, the front end and the rear end of the main beam 14 are provided with limit plates 13, the middle position of the outer side of the main beam 14 is provided with a crane 5, the bottom end of the crane 5 extends to the lower part of the main beam 14, one end inside the crane 5 is provided with a second servo motor 27, the model of the second servo motor 27 can be RDX-201-V36F5E13, the output end of the second servo motor 27 is connected with a transmission rod 7, one side of the bottom end inside the crane 5 is provided with a driving motor 3, the model of the driving motor 3 can be 86BL, the other side of the bottom end inside the crane 5 is provided with a steel cable wheel 2 through a base, the output end of the driving motor 3 is connected with the steel cable wheel 2, and the outer wall of the steel cable wheel 2 is provided with a rope 1, the bottom end of the rope 1 extends to the lower part of the crane 5, and the pre-tightening structure is arranged at the bottom end of the rope 1.

Referring to fig. 1-5, the brick holding portal frame convenient to move further comprises a pre-tightening structure, the pre-tightening structure comprises supporting ropes 21, the supporting ropes 21 are arranged on two sides of the bottom end of the rope 1, the bottom ends of the supporting ropes 21 are connected with sliders 15 through hinge pieces, the bottom ends of the sliders 15 are connected with an adjusting box 20 in a sliding mode, one side of the inner portion of the adjusting box 20 is provided with a screw rod 18 through a rotating shaft, two sides of the outer wall of the screw rod 18 are connected with sleeves 17 in a sliding mode, one end of the screw rod 18 extends to one side of the adjusting box 20, one end of the screw rod 18 is provided with a turntable 16, the bottom end of the screw rod 18 is provided with a placing box 19, the sleeves 17 are connected with the screw rod 18 through threads, and the top end of the adjusting box 20 is connected with the sliders 15 through the sleeves 17;

two moving wheels 12 are mounted at the top ends of the interiors of the cranes 5 at the front end and the rear end of the main beam 14, and the bottom ends of the moving wheels 12 extend into the limiting plates 13;

a main rod 11 is mounted at one end inside the crane 5 on one side of the second servo motor 27 through a rotating shaft, one ends of the main rod 11 and the transmission rod 7 are connected with the main beam 14 through the rotating shaft, gears 4 are sleeved on the outer walls of the transmission rod 7 and the main rod 11, the gears 4 are connected with the toothed plates 6 through meshed teeth, and the transmission rod 7 is connected with the main rod 11 through a belt 10;

specifically, as shown in fig. 1, fig. 2 and fig. 4, when the mechanism is used, the turntable 16 is rotated, so that the screw rod 18 rotates, and under the matching of the threads of the sleeve 17, the sleeve 17 can drive the slider 15 to move left and right until the sleeve 17 moves to a proper position, so that the work can be completed by pre-tightening the branch rope 21, and the rope 1 is prevented from being damaged due to sudden stress.

Example 2: the moving structure 8 comprises a roller 801, a driving gear ring 802, a first servo motor 803, a rotating rod 804, a mounting box 805, a connecting rod 806, a driven gear ring 807 and a cross rod 808, wherein the connecting rod 806 is arranged at the front end and the rear end of the bottom end of the second mounting beam 26 through a rotating shaft, and the bottom ends of the connecting rods 806 are all provided with mounting boxes 805, the front and rear ends of the mounting boxes 805 are all provided with cross rods 808 in a penetrating way, the front end and the rear end of the cross bar 808 are respectively provided with a roller 801, the outer wall of the cross bar 808 in the installation box 805 is respectively sleeved with a driven gear ring 807, one side of the installation box 805 is respectively provided with a first servo motor 803, the model of the first servo motor 803 can be RDX-201-V36F5E13, the output ends of the first servo motors 803 are all provided with rotating rods 804, one end of the rotating rod 804 extends into the installation box 805, one end of the rotating rod 804 close to the driven gear ring 807 is provided with a driving gear ring 802, and the driving gear ring 802 and the driven gear ring 807 are connected through a rodent;

specifically, as shown in fig. 1, fig. 2 and fig. 5, when the mechanism is used, the first servo motor 803 is started to work, the rotating rod 804 rotates to drive the driving gear ring 802 to rotate, the driven gear ring 807 is driven, so that the cross rod 808 drives the roller 801 to automatically rotate, the driving device moves, and under the cooperation of the universal wheel 23, a worker can assist the pushing device to rapidly move until the pushing device moves to a specified position, and the work can be completed.

Example 3: the lifting structure 9 comprises a cavity 901, an oil cylinder 902, limiting blocks 903 and supporting columns 904, wherein the cavity 901 is formed inside the extension rod 22, the oil cylinders 902 are arranged at the top end of the cavity 901 of the extension rod 22, the limiting blocks 903 are sleeved at the bottom end of the outer wall of the extension rod 22, the bottom ends of the limiting blocks 903 extend to the bottom end of the extension rod 22, the supporting columns 904 are arranged at the front end and the rear end of the top ends of the first mounting beam 24 and the second mounting beam 26 respectively, and the top ends of the supporting columns 904 are connected with the sleeve rod 25;

the bottom ends of the oil cylinders 902 extend to the lower part of the limiting block 903, and the bottom ends of the oil cylinders 902 are connected with the inner wall of the sleeve rod 25;

specifically, as shown in fig. 1, 2 and 3, when the mechanism is used, the oil cylinder 902 is started to work, so that the oil cylinder 902 extends downwards, the extension rod 22 can move upwards under the reaction force until the mechanism is adjusted to a proper position, and the mechanism can be stopped, and the support column 904 can increase the stability of the device and prevent the device from shifting.

The working principle is as follows: when the device is used, firstly, a worker firstly moves the device to a specified position.

The first innovation point implementation step:

the first step is as follows: the first servo motor 803 is started to work, the rotating rod 804 rotates to drive the driving gear ring 802 to rotate, the driven gear ring 807 is driven, and the cross rod 808 drives the roller 801 to automatically rotate to drive the device to move;

the second step is that: under the cooperation of universal wheel 23, the staff can assist thrust unit to carry out the rapid draing, can accomplish work until moving the assigned position.

Then, the height of the device is adjusted as required, the oil cylinder 902 is started to work, the oil cylinder 902 extends downwards, the extension rod 22 can move upwards under the action of the counterforce until the device is adjusted to a proper position, and the support column 904 can increase the stability of the device and prevent the device from deviating.

Finally, the object to be hoisted is placed inside the placing box 19.

The third innovation point implementation step:

the first step is as follows: the turntable 16 is rotated to enable the screw rod 18 to rotate, the sleeve 17 can drive the sliding block 15 to move left and right under the matching of the threads of the sleeve 17 until the sleeve 17 moves to a proper position, the branch rope 21 is pre-tightened to complete work, and the rope 1 is prevented from being damaged due to sudden stress;

the second step is that: during hoisting, the driving motor 3 is started to rotate the steel cable wheel 2, the traction rope 1 is upwards bound until the object is hoisted, the second servo motor 27 is started to rotate the transmission rod 7, the main rod 11 can be rotated under the action of the belt 10, the gear 4 can be rotated, and the crane 5 can move left and right along the main beam 14 under the coordination of the toothed plate 6;

the third step: meanwhile, the moving wheel 12 slides in the limiting plate 13, so that the crane 5 is prevented from deviating until the crane is moved to a specified position to finish hoisting.

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.

Claims

1. The utility model provides a brick portal frame is embraced to convenient removal, includes first installation roof beam (24), its characterized in that: the device also comprises a moving structure (8) convenient to use, a lifting structure (9) convenient to adjust and a pre-tightening structure for preventing the rope from being broken;

universal wheels (23) are mounted at the front end and the rear end of the bottom end of the first mounting beam (24), a second mounting beam (26) is arranged on one side of the first mounting beam (24), loop bars (25) are mounted at the top ends of the second mounting beam (26) and the first mounting beam (24), and the moving structures (8) are arranged at the front end and the rear end of the bottom end of the second mounting beam (26);

the inside of the loop bar (25) is connected with an extension bar (22) in a sliding way, and the lifting structure (9) is arranged inside the loop bar (25);

the top of extension rod (22) all extends to the top of loop bar (25), and the top of extension rod (22) installs girder (14), the bottom intermediate position department of girder (14) installs pinion rack (6), and the front and back both ends of girder (14) all are provided with limiting plate (13), the outside intermediate position department of girder (14) is provided with crane (5), and the bottom of crane (5) all extends to the below of girder (14), second servo motor (27) is installed to the inside one end of crane (5), and the output of second servo motor (27) is connected with transfer line (7), driving motor (3) are installed to one side of the inside bottom of crane (5), and steel cable wheel (2) are installed through the base to the opposite side of the inside bottom of crane (5), the output of driving motor (3) is connected with steel cable wheel (2), and the outer wall of the steel cable wheel (2) is provided with a rope (1), the bottom end of the rope (1) extends to the lower part of the crane (5), and the pre-tightening structure is arranged at the bottom end of the rope (1).

2. The brick-holding portal frame convenient to move according to claim 1, characterized in that: the pretension structure includes a rope (21), the rope (21) all sets up in the both sides of rope (1) bottom, and the bottom of a rope (21) all is connected with slider (15) through the articulated elements, the bottom sliding connection of slider (15) has regulating box (20), and one side of regulating box (20) inside installs lead screw (18) through the pivot, the equal sliding connection in both sides of lead screw (18) outer wall has sleeve (17), and the one end of lead screw (18) extends to one side of regulating box (20), carousel (16) are installed to the one end of lead screw (18), and the bottom of lead screw (18) is installed and is put box (19), sleeve (17) and lead screw (18) are connected through the screw thread, and the top of regulating box (20) is connected with slider (15) through sleeve (17).

3. The brick-holding portal frame convenient to move according to claim 1, characterized in that: two removal wheels (12) are all installed on crane (5) inside top at both ends around girder (14), and the bottom of removing wheel (12) all extends to the inside of limiting plate (13).

4. The brick-holding portal frame convenient to move according to claim 1, characterized in that: mobile jib (11) are installed through the pivot to the inside one end of crane (5) of second servo motor (27) one side, and the one end of mobile jib (11) and transfer line (7) all is connected with girder (14) through the pivot, the outer wall of transfer line (7) and mobile jib (11) all overlaps and is equipped with gear (4), and gear (4) and pinion rack (6) are connected through the rodent, connect through belt (10) between transfer line (7) and mobile jib (11).

5. The brick-holding portal frame convenient to move according to claim 1, characterized in that: the movable structure (8) comprises rollers (801), a driving gear ring (802), a first servo motor (803), a rotating rod (804), an installation box (805), connecting rods (806), a driven gear ring (807) and a cross rod (808), wherein the connecting rods (806) are arranged at the front end and the rear end of the bottom end of the second installation beam (26) through rotating shafts, the installation box (805) is arranged at the bottom end of each connecting rod (806), the cross rods (808) are arranged at the front end and the rear end of each installation box (805) in a penetrating mode, the rollers (801) are arranged at the front end and the rear end of each cross rod (808), the driven gear ring (807) is sleeved on the outer wall of each cross rod (808) in the installation box (805), the first servo motor (803) is arranged on one side of the installation box (805), the rotating rod (804) is arranged at the output end of each first servo motor (803), and one end of each rotating rod (804) extends to the inside of the installation box (805), the driving gear ring (802) is installed at one end, close to the driven gear ring (807), of the rotating rod (804), and the driving gear ring (802) and the driven gear ring (807) are connected through a rodent.

6. The brick-holding portal frame convenient to move according to claim 1, characterized in that: elevation structure (9) are including cavity (901), hydro-cylinder (902), stopper (903) and support column (904), the inside of extension rod (22) is all seted up in cavity (901), and hydro-cylinder (902) all set up in the inside top of extension rod (22) cavity (901), the bottom of extension rod (22) outer wall is all located to stopper (903), and the bottom of stopper (903) all extends to the bottom of extension rod (22), support column (904) set up respectively in the front and back both ends on first installation roof beam (24) and second installation roof beam (26) top, and the top of support column (904) all is connected with loop bar (25).

7. The brick-holding portal frame convenient to move according to claim 6, wherein: the bottom of hydro-cylinder (902) all extends to the below of stopper (903), and the bottom of hydro-cylinder (902) all is connected with loop bar (25) inner wall.