CN211569884U

CN211569884U - Portal frame that construction was used

Info

Publication number: CN211569884U
Application number: CN202020032200.6U
Authority: CN
Inventors: 陈二亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-09-25
Anticipated expiration: 2030-01-08

Abstract

The utility model provides a portal frame that construction used, including horizontal pole, montant, bracing piece and base, horizontal pole and montant are connected to the bracing piece, are equipped with the hanging wheel group on the horizontal pole, and the montant still includes elevating gear, and the base setting is in the montant bottom, and the base includes fixed disk, triangle body and bolt, is equipped with the bolt hole on the fixed disk, and the bolt is located in the bolt hole to the bolt. The utility model discloses a portal frame for construction solves the portal frame and sets up the problem of higher maintenance difficulty, just the utility model discloses a portal frame has more stability.

Description

Portal frame that construction was used

Technical Field

The utility model relates to a portal frame especially relates to a portal frame that construction used.

Background

The portal frame is daily production needs haulage equipment, warehouse in-and-out cargo handling process, lifts by crane the needs of maintenance heavy equipment and material transportation, and the novel small-size portal frame that lifts by crane that develops is applicable to manufacturing mould, vapour and repaiies mill, mine, civil engineering construction site and needs the jack-up occasion, and common double as material transportation and constructor's upper and lower use in the construction realizes the jack-up mechanization, reducible manpower, reduction production operation cost, improvement work efficiency.

In the prior art, the pulley block is arranged on the portal frame, the lifting rope penetrates through the pulley block to lift or fix the heavy object on the portal frame, but in the use process of the portal frame, due to the fact that the pulley block on the portal frame needs to be checked and maintained, inconvenience is brought to maintenance work due to the fact that the height of the portal frame is high, or when the height of the portal frame needs to be increased, the portal frame needs to be replaced again, and inconvenience is brought to engineering.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a portal frame for construction solves the portal frame and sets up the problem of higher maintenance difficulty, just the utility model discloses a portal frame has more stability.

In order to achieve the purpose, the utility model provides a portal frame that construction used, including horizontal pole, montant, bracing piece and base, horizontal pole and montant are connected to the bracing piece, are equipped with the hanging wheel group on the horizontal pole, and the montant still includes elevating gear, and the base setting is in the montant bottom, and the base includes fixed disk, triangle body and bolt, is equipped with the bolt hole on the fixed disk, and the bolt is located in the bolt hole to the bolt.

Furthermore, the lifting device comprises a lifting rod and a driver, and the driver can drive the lifting rod to move up and down.

Furthermore, the triangle body and the vertical rod are integrally formed.

Further, hang wheel group and include dead lever, connecting rod and hanging wheel, the dead lever passes through the connecting rod to be installed on the horizontal pole, hangs the wheel and installs on the dead lever, hangs the wheel and includes mount, shaft and gyro wheel, and the shaft crosses the gyro wheel and passes through the bolt and the nut is installed on the mount.

Furthermore, a plurality of ring-shaped bodies are arranged on the fixed rod, the hanging wheels are movably arranged on the fixed rod, and the ring-shaped bodies fix the hanging wheels to prevent the hanging wheels from deviating.

Further, elevating gear includes motor, lead screw, cylinder base and two lock devices, through a plurality of hinge connection between the lock device, is equipped with first shaft hole and second shaft hole between the lock device, and the lead screw is worn to locate in cylinder base and the second shaft hole.

Furthermore, the triangle body, the vertical rod and the fixed disk are integrally formed.

Through the technical scheme, the beneficial effects of the utility model are that:

(1) the portal frame of the utility model is provided with the lifting device, the lifting device can be a device provided with the lifting rod and the driver, the driver can drive the lifting rod to move up and down, and further the height of the portal frame can be adjusted, compared with the handrail which is arranged on the portal frame and climbs in the prior art, the portal frame of the utility model can adjust the height, is convenient for maintaining and replacing parts, and ensures the safety of maintenance workers;

(2) in addition, the lifting device can also be equipment for driving the screw rod by the motor so as to enable the buckling device to move up and down, and maintenance workers can conveniently climb the portal frame;

(3) the utility model discloses a hanging wheel group of portal frame can adjust the quantity of hanging wheel, and when the article weight of lifting by crane was great, the quantity of multiplicable hanging wheel prevented to lift by crane line tension inadequately and takes place to stretch out absolutely.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a first schematic structural diagram of a portal frame for building construction of the present invention.

Fig. 2 is a schematic structural diagram of a portal frame for building construction of the utility model.

Fig. 3 is the first structural schematic diagram of the gantry crane wheel set for building construction of the present invention.

Fig. 4 is a schematic structural diagram ii of a hoisting wheel set of the portal frame for building construction of the present invention.

Fig. 5 is a structural schematic diagram three of the hoisting wheel set of the portal frame for building construction of the utility model.

Fig. 6 is a schematic structural view of a fixing rod of a portal frame for building construction.

Fig. 7 is a schematic structural view of the hanging wheel of the portal frame for building construction of the present invention.

Fig. 8 is a schematic structural view of a second embodiment of the portal frame for building construction according to the present invention.

Fig. 9 is a schematic structural view of the fastening device of the portal frame for building construction of the present invention.

Description of the reference numerals

1, a cross bar;

2, erecting a rod;

3, supporting the rod;

4, a base;

41 fixing the disc;

a 42 triangular body;

43 bolts;

5, hanging a wheel set;

51 fixing the rod;

52 connecting rods;

53 hoisting wheels;

54 a fixing frame;

56 a roller;

57 a nut;

a 58-ring shaped body;

59 separating and blocking;

6, a lifting device;

61 lifting rod

62 a driver;

71 a motor;

72 a screw rod;

73 a cartridge holder;

74 a snap-fit arrangement;

75, a hinge;

76 a first shaft hole;

77 second shaft bore.

Detailed Description

The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the drawings in the embodiment of the present invention. 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 different from the specific details set forth 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.

As shown in fig. 1, for the utility model discloses the structure schematic diagram of portal frame, the portal frame is equipped with horizontal pole 1, montant 2, bracing piece 3 and base 4, bracing piece 3 connects horizontal pole 1 and montant 2, bracing piece 3 can strengthen the jack-up bearing capacity of horizontal pole 1 and montant 2, be equipped with hoisting pulley group 5 on the horizontal pole 1, please continue to refer to and show in fig. 2, base 4 sets up in montant 2 bottom, base 4 is equipped with fixed disk 41, triangle-shaped body 42 and bolt 43, be equipped with the bolt hole on the fixed disk 41, bolt 43 is located in the bolt hole, and then it is fixed with horizontal pole 1 and montant 2, triangle-shaped body 42 and montant 2 integrated into one piece, in other embodiments, triangle-shaped body 42, montant 2 and fixed disk 41 also can integrated into one piece, when needs to. Still be equipped with elevating gear 6 on montant 2, in this embodiment, elevating gear 6 is equipped with lifter 61 and driver 62, and driver 62 can drive lifter 61 and reciprocate, the utility model discloses in, at the in-process that lifter 36 goes up and down, do not bear a burden on the lifting pulley group 5, and then prevent that lifter 61 and driver 62 from receiving pressure too big and unable work, in addition, elevating gear 6 also can be hydraulic elevator, through the pressure transmission of hydraulic oil and realize the function of going up and down.

Please refer to fig. 3, which is a schematic structural diagram of the hanging wheel set 5, the hanging wheel set 5 is disposed on the cross rod 1, as shown in fig. 4, the hanging wheel set 5 is provided with a fixing rod 51, a connecting rod 52 and a hanging wheel 53, the fixing rod 351 is mounted on the cross rod 1 through the connecting rod 352, and as shown in fig. 5, the utility model discloses the number of hanging wheels 53 can be increased according to the size of the lifting gravity on the fixing rod 51, thereby preventing the hanging wheels 53 from being damaged due to large bearing capacity. In addition, as shown in fig. 6, a plurality of ring-shaped bodies 58 are arranged on the fixed rod 51, the hanging wheels 53 are movably installed on the fixed rod 51, and the ring-shaped bodies 58 fix the hanging wheels 53 on the fixed rod 51 to prevent the hanging wheels 53 from deviating and affecting the hoisting process of the portal frame.

Referring to fig. 7, which is a schematic structural diagram of the hanging wheel 53, the hanging wheel 53 is provided with a fixed frame 54, an axle and a roller 56, the fixed frame 54 is provided with a baffle 59, the baffle 59 separates the roller 56, the axle is located at the axial center position of the roller 56, the axle traverses the roller 56, and the roller 56 is mounted on the fixed frame 354 through a bolt 43 and a nut 57.

In another embodiment, as shown in fig. 8, the lifting device 6 has a motor 71, a screw rod 72, a barrel base 73 and two fastening devices 74, please refer to fig. 9 again, the fastening devices 74 are connected by a plurality of hinges 75, a first shaft hole 76 and a second shaft hole 77 are provided between the fastening devices 74, the screw rod 72 is inserted into the barrel base 73 and the second shaft hole 77, the fastening devices 74 are movably connected by the hinges 75, wherein the inner side of the second shaft hole 77 is provided with an internal thread having the same pitch as the thread on the screw rod 72, during the installation process, the first shaft hole 76 is fastened to the outer side of the vertical rod 2, the second shaft hole 77 is fastened to the outer side of the screw rod 72, and then the screw rod is fixed by the hinges 75, after the motor 71 is started, the motor 71 drives the screw rod 72 to rotate, and further drives the barrel base 73 and the fastening devices 74 to complete the up-down-and-down movement process, so, i.e., the left end of the fastener 74 in fig. 8, to facilitate the maintenance personnel to climb the gantry for maintenance.

(1) the portal frame of the utility model is provided with the lifting device 6, the lifting device 6 is provided with the lifting rod 61 and the driver 62, the driver 62 can drive the lifting rod 61 to move up and down, and further the height of the portal frame can be adjusted, compared with the prior art that the portal frame is provided with a climbing handrail, the portal frame of the utility model has the advantages that the height can be adjusted, the maintenance and the replacement of parts are convenient, and the safety of maintenance workers is ensured;

(2) in addition, the lifting device 6 can also be equipment for driving the screw rod 72 by the motor 71 so as to enable the buckling device 74 to move up and down, and a maintenance worker can conveniently climb the portal frame;

(3) furthermore, the utility model discloses a hanging wheel group 5 of portal frame can adjust the quantity of hanging wheel 53, and when jack-up weight was great, multiplicable hanging wheel 53's quantity prevented to lift by crane line tension inadequately and takes place to stretch out absolutely.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. 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.

Claims

1. The utility model provides a portal frame that construction used, its characterized in that, includes horizontal pole, montant, bracing piece and base, horizontal pole and montant are connected to the bracing piece, be equipped with the hanging wheel group on the horizontal pole, the montant still includes elevating gear, the base sets up in the montant bottom, the base includes fixed disk, triangle body and bolt, be equipped with the bolt hole on the fixed disk, the bolt hole is located to the bolt.

2. The gantry of claim 1, wherein the lifting device comprises a lifting rod and a driver, and the driver drives the lifting rod to move up and down.

3. The portal frame for building construction according to claim 1, wherein said triangular body and said vertical bar are integrally formed.

4. The gantry of claim 1, wherein the hanging wheel set comprises a fixing rod, a connecting rod and a hanging wheel, the fixing rod is mounted on the cross rod through the connecting rod, the hanging wheel is mounted on the fixing rod, the hanging wheel comprises a fixing frame, a wheel shaft and a roller, the wheel shaft traverses the roller and is mounted on the fixing frame through a bolt and a nut.

5. The portal frame for building construction according to claim 4, wherein the fixing rod is provided with a plurality of ring-shaped bodies, the hanging wheels are movably mounted on the fixing rod, and the ring-shaped bodies fix the hanging wheels to prevent the hanging wheels from shifting.

6. The portal frame for building construction according to claim 1, wherein the lifting device comprises a motor, a screw rod, a cylinder base and two buckling devices, the buckling devices are connected through a plurality of hinges, a first shaft hole and a second shaft hole are formed between the buckling devices, and the screw rod is arranged in the cylinder base and the second shaft hole in a penetrating manner.

7. The portal frame for building construction according to claim 1, wherein the triangle body, the vertical bar and the fixed plate are integrally formed.