CN211619766U - Portal frame fixing device - Google Patents

Abstract

The utility model discloses a portal frame fixing device relates to the portal frame field, and its technical scheme includes that a pair of vertical fixed connection cardboard, the limiting plate of level setting on the longeron and be located and be connected limiting plate and cardboard connecting piece as an organic whole between cardboard and the limiting plate, the crossbeam is taken and is established just be located between two cardboards on the longeron. The connecting piece comprises a screw rod which is vertically and fixedly connected to the side walls of two sides of the clamping plate, which are far away from each other; the limiting plate is provided with a unthreaded hole, and the upper end of the screw rod penetrates through the unthreaded hole and is fixedly connected with the limiting plate through a bolt. The utility model has the advantages that can dismantle fixed connection through fixing device between longeron and the crossbeam, when needs are to longeron shift position, can be convenient with dismantling between longeron and the crossbeam and open, reduce the damage that causes crossbeam and longeron, the life of extension longeron and crossbeam practices thrift construction cost, and to the laborsaving convenience of dismantlement of crossbeam and longeron, has practiced thrift the manpower, improves work efficiency.

Description

Portal frame fixing device

Technical Field

The utility model relates to a portal frame field, in particular to portal frame fixing device.

Background

The portal frame is a novel small-sized hoisting portal frame developed according to the requirements of carrying equipment, warehouse in and out goods, hoisting and maintaining heavy equipment and material transportation in daily production of medium and small factories. The method is suitable for manufacturing moulds, automobile repair factories, mines, civil engineering construction sites and occasions needing lifting.

The common gantry frame is used for material transportation and up-and-down use of constructors in building construction, and hoisting mechanization is realized. The manpower can be reduced, the production and operation cost can be reduced, and the working efficiency can be improved.

As shown in fig. 6, in order to transport the material in the direction perpendicular to the longitudinal direction of the gantry 5, one longitudinal beam 1 is generally installed on three gantry 5 cross beams 2 parallel to each other, and in order to ensure that the slide module can smoothly slide along the longitudinal beam 1, the gantry 5 cross beam 2 at the intermediate position is positioned above the longitudinal beam 1 to transport the material along the longitudinal beam 1.

Among the prior art, generally adopt the welded mode when fixing 5 crossbeams of portal frame 2 and longeron 1, the dismantlement of this mode is very inconvenient, and frequent dismantlement to portal frame 5 may produce the damage to portal frame 5, shortens portal frame 5's life, has increased construction cost, and wastes time and energy to portal frame 5's dismantlement, has reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a portal frame fixing device, its advantage is that can dismantle fixed connection between longeron and the crossbeam, when needs are to longeron shift position, can be convenient with dismantling to open between longeron and the crossbeam, reduce the damage that causes crossbeam and longeron, prolong the life of longeron and crossbeam, practice thrift construction cost, and to the laborsaving convenience of dismantlement of crossbeam and longeron, practiced thrift the manpower, improve work efficiency.

The above object of the present invention can be achieved by the following technical solutions: including cardboard, the limiting plate of level setting on the portal frame crossbeam of a pair of vertical fixed connection on the longeron and be located between cardboard and the limiting plate and connect limiting plate and cardboard connecting piece as an organic whole, the crossbeam is taken and is established just be located between two cardboards on the longeron.

Through the technical scheme, set up the crossbeam on the longeron, the both sides cardboard that is located crossbeam length direction can play limiting displacement to the crossbeam, prevent that the crossbeam from sliding along the length direction of perpendicular to crossbeam, be provided with the limiting plate in the top of crossbeam, the limiting plate passes through the connecting piece with the cardboard and is fixed together, the upper surface of the lower surface butt crossbeam of limiting plate can prevent that the crossbeam from moving in vertical direction, the cardboard cooperatees with the limiting plate, can be in the same place crossbeam and longeron fixed connection. When needing to dismantle, can not lead to the fact the damage to crossbeam and longeron, prolong its life, practice thrift the cost, and dismantle the convenience, practice thrift the manpower, improve the efficiency of construction.

The utility model discloses further set up to: the longitudinal beam is I-shaped steel; the lower end of the clamping plate is provided with a slot for the insertion of the longitudinal beam, and the section of the slot in the vertical direction is T-shaped.

Through above-mentioned technical scheme, the upper end of longeron is pegged graft in the slot of cardboard lower extreme, can increase the area of contact between cardboard and the longeron for be connected between cardboard and the longeron more firm, strengthen the steadiness of longeron, thereby stability between reinforcing beam and the longeron improves the construction security.

The utility model discloses further set up to: the connecting piece comprises a screw rod which is vertically and fixedly connected to the side walls of two sides of the clamping plate, which are far away from each other;

the limiting plate is provided with a unthreaded hole, and the upper end of the screw rod penetrates through the unthreaded hole and is fixedly connected with the limiting plate through a bolt.

Through above-mentioned technical scheme, through screw rod and the bolt fixed connection who sets up between limiting plate and the cardboard, screw up the bolt, the butt that the limiting plate lower surface can be inseparable carries on spacingly at the upper surface of crossbeam to the crossbeam, prevents that the crossbeam from sliding. Meanwhile, the connecting bolt and the connecting screw can be conveniently detached, so that the transverse beam and the longitudinal beam can be more conveniently detached, the longitudinal beam can be conveniently moved, the transverse beam and the longitudinal beam cannot be damaged in the detaching process, and the construction cost is saved.

The utility model discloses further set up to: one side face, close to the crossbeam, of the limiting plate is provided with first anti-skidding lines.

Through above-mentioned technical scheme, at the in-process of transporting the material, the limiting plate probably also can slide along the length direction of longeron, consequently sets up anti-skidding line at the lower surface of limiting plate, and when the lower surface of limiting plate and the upper surface looks butt of crossbeam, anti-skidding line can increase the friction between the upper surface of limiting plate and crossbeam, makes difficult the slip between limiting plate and the crossbeam, strengthens this fixing device's steadiness.

The utility model discloses further set up to: two screw rods are respectively and vertically arranged on the clamping plate.

Through above-mentioned technical scheme, set up two screws respectively on the cardboard, this fixing device's of reinforcing that can step forward stability improves the security of construction.

The utility model discloses further set up to: the width of the upper end of the slot in the vertical direction is 5 mm-10 mm.

Through the technical scheme, the width of the slot is too small, the upper end of the longitudinal beam can not be inserted into the slot, the slot is too large, the supporting strength of the clamping plate can be reduced, the longitudinal beam can be just inserted into the slot between 5mm and 10mm, and the supporting strength of the clamping plate can not be reduced.

The utility model discloses further set up to: the lower extreme of cardboard is provided with the boss along the length direction of longeron, the boss sets up for the cardboard symmetry.

Through above-mentioned technical scheme, the contact area between cardboard and the longeron can be increased to the boss, makes fixed connection's more firm between cardboard and the longeron, improves the device's stability, and the boss can avoid the edge of cardboard to break off because long-time atress, improves the security.

The utility model discloses further set up to: and a second anti-skid grain is arranged on one side surface, close to the longitudinal beam, of the reinforcing block.

Through above-mentioned technical scheme, the frictional force between cardboard and the longeron can be increased to the antiskid line on the boss for relatively more stable between cardboard and the longeron, the connection is more firm, strengthens the device's security and stability.

To sum up, the utility model discloses following beneficial effect has:

1. the clamping plate is connected with the limiting plate through a connecting piece, the clamping plate is matched with the limiting plate, and the cross beam and the longitudinal beam can be fixedly connected together. When the dismounting is needed, the cross beam and the longitudinal beam are not damaged, the service life of the dismounting is prolonged, the cost is saved, the dismounting is convenient, the labor is saved, and the construction efficiency is improved;

2. in the process of transporting materials, the limiting plate possibly slides along the length direction of the longitudinal beam, so that the lower surface of the limiting plate is provided with the anti-slip grains, and when the lower surface of the limiting plate is abutted to the upper surface of the cross beam, the anti-slip grains can increase the friction between the limiting plate and the upper surface of the cross beam, so that the limiting plate and the cross beam are not easy to slide, and the stability of the fixing device is enhanced;

3. the contact area between cardboard and the longeron can be increased to the boss, makes fixed connection's more firm between cardboard and the longeron, improves the device's stability, and the boss can avoid the edge of cardboard to break off because long-time atress, improves the security.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the slot of the present invention;

fig. 4 is a schematic view of the overall structure of embodiment 2 of the present invention;

FIG. 5 is a schematic view showing a reinforcing block and a second non-slip pattern;

fig. 6 is a schematic diagram showing the prior art.

Reference numerals: 1. a stringer; 11. clamping a plate; 111. a slot; 112. a reinforcing block; 1121. a second anti-skid pattern; 2. a cross beam; 3. a limiting plate; 31. a first anti-skid pattern; 4. a connecting member; 41. a screw; 42. a bolt; 5. a portal frame.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that, as used in the following description, the terms "front," "rear," "left," "right," "upper," "lower," "bottom" and "top" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1: the utility model provides a portal frame fixing device, as shown in fig. 1 and fig. 2, including a pair of relative setting and vertical fixed connection cardboard 11 on longeron 1 and set up on crossbeam 2 and with crossbeam 2's upper surface looks butt's limiting plate 3, crossbeam 2 is located between two cardboard 11, still is provided with the connecting piece 4 that links together cardboard 11 and limiting plate 3 between cardboard 11 and limiting plate 3.

Connecting piece 4 includes that vertical fixed connection keeps away from the screw rod 41 of a side each other on cardboard 11, and the lower extreme fixed connection of screw rod 41 has seted up the unthreaded hole on limiting plate 3 on cardboard 11, and the unthreaded hole is passed to the upper end of screw rod 41, fixes screw rod 41 and limiting plate 3 together through bolt 42 to be in the same place cardboard 11 and limiting plate 3 are fixed. In order to further strengthen the stability of the connection between the cross beam 2 and the longitudinal beam 1, two screws 41 are respectively arranged on the pair of clamping plates 11.

Preferably, the high-strength bolt 42 is adopted as the bolt 42, and the high-strength bolt 42 can bear larger load than the common bolt 42 with the same specification, so that the stability of the connection between the cross beam 2 and the longitudinal beam 1 can be enhanced.

Referring to fig. 3, the longitudinal beam 1 is preferably made of i-steel. The lower end of the clamping plate 11 is provided with a slot 111 for the insertion of the longitudinal beam 1, and the cross section of the slot 111 along the vertical direction is in a T shape. The upper end of the longitudinal beam 1 can be just inserted into the slot 111 of the card board 11, so that the card board 11 is fixed on the longitudinal beam 1 more firmly. Furthermore, the thickness of the upper end of the slot 111 in the vertical direction is 5mm to 10mm, the slot 111 is too small, which may cause the longitudinal beam 1 not to be inserted into the slot 111, and the slot 111 is too large, which may reduce the fixing strength between the clamping plate 11 and the longitudinal beam 1.

When needs are dismantled crossbeam 2 and longeron 1, unscrew bolt 42, take off limiting plate 3, can remove crossbeam 2 or longeron 1 to required position, at the in-process of dismantling, can not lead to the fact the damage to crossbeam 2 and longeron 1, prolong its life, and dismantle the convenience, use manpower sparingly, improve the efficiency of construction.

Example 2: a portal frame fixing device is different from the portal frame fixing device in embodiment 1 in that reinforcing blocks 112 are fixedly connected to clamping plates 11 along the length direction of longitudinal beams 1, and the reinforcing blocks 112 are symmetrically arranged relative to the clamping plates 11, as shown in FIGS. 4 and 5.

The reinforcing block 112 can increase the contact area between the clamping plate 11 and the longitudinal beam 1, so that the connection between the clamping plate 11 and the longitudinal beam 1 is more stable. And the reinforcing blocks 112 are symmetrically arranged relative to the clamping plate 11, so that the edge of the clamping plate 11 can be prevented from being broken under long-time stress, the supporting strength of the longitudinal beam 1 is enhanced, and the stability of the longitudinal beam 1 is ensured.

Furthermore, one surface of the reinforcing block 112, which is close to the longitudinal beam 1, is provided with second anti-slip grains 1121, the second anti-slip grains 1121 are abutted to the surface of the longitudinal beam 1, and the anti-slip grains can increase the friction force between the clamping plate 11 and the longitudinal beam 1, so that the connection between the cross beam 2 and the longitudinal beam 1 is more stable, and the safety in the construction process is improved.

Further, when transporting the material on longeron 1 and crossbeam 2 simultaneously, crossbeam 2 can slide along the length direction of perpendicular to crossbeam 2, produce the instability, consequently be provided with first anti-skidding line 31 at the lower surface of limiting plate 3, the upper surface looks butt of first anti-skidding line 31 and crossbeam 2 to make the in-process crossbeam 2 of transporting the material be difficult to slide at the length direction of perpendicular to crossbeam 2, guarantee the stability of material transportation, improve the security and the efficiency of construction.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a portal frame fixing device which characterized by: including cardboard (11), the limiting plate (3) of level setting on portal frame crossbeam (2) of a pair of vertical fixed connection on longeron (1) and be located between cardboard (11) and limiting plate (3) and be connected connecting piece (4) as an organic whole with limiting plate (3) and cardboard (11), crossbeam (2) is set up on longeron (1) and be located between two cardboard (11).

2. The gantry fixing apparatus of claim 1, wherein: the longitudinal beam (1) is I-shaped steel; the lower end of the clamping plate (11) is provided with a slot (111) for the longitudinal beam (1) to be inserted, and the section of the slot (111) in the vertical direction is T-shaped.

3. The gantry fixing apparatus of claim 1, wherein: the connecting piece (4) comprises a screw rod (41) which is vertically and fixedly connected to the side walls of two sides, far away from each other, of the clamping plate (11);

the limiting plate (3) is provided with a unthreaded hole, and the upper end of the screw rod (41) penetrates through the unthreaded hole and is fixedly connected with the limiting plate (3) through a bolt (42).

4. The gantry fixing apparatus of claim 1, wherein: one side surface of the limiting plate (3) close to the cross beam (2) is provided with first anti-slip lines (31).

5. A gantry mounting apparatus as claimed in claim 3, wherein: two screw rods (41) are respectively and vertically arranged on the clamping plate (11).

6. The gantry fixing apparatus of claim 2, wherein: the width of the upper end of the slot (111) in the vertical direction is 5-10 mm.

7. The gantry fixing apparatus of claim 1, wherein: the lower end of the clamping plate (11) is provided with reinforcing blocks (112) along the length direction of the longitudinal beam (1), and the reinforcing blocks (112) are symmetrically arranged relative to the clamping plate (11).

8. The gantry fixing apparatus of claim 7, wherein: and a second anti-skid grain (1121) is arranged on one side surface, close to the longitudinal beam (1), of the reinforcing block (112).

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