CN211110686U

CN211110686U - Movable gantry truss

Info

Publication number: CN211110686U
Application number: CN201922243845.4U
Authority: CN
Inventors: 沈超; 章欢军
Original assignee: Hangzhou Kangda Sanitary Ware Co ltd
Current assignee: Hangzhou Kangda Sanitary Ware Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-07-28
Anticipated expiration: 2029-12-12

Abstract

The utility model relates to a movable gantry truss, which comprises two upright posts and a cross bar fixedly connected between the two upright posts, wherein the two upright posts are respectively and symmetrically provided with a moving mechanism, the moving mechanism comprises a mounting groove which is arranged on the bottom surfaces of the upright posts and extends along the height of the upright posts, a first rotating groove which is arranged on the side wall of the mounting groove, a second rotating groove which is arranged on the top surface of the first rotating groove, a first bevel gear which is arranged in the first rotating groove, and a second bevel gear which is arranged in the second rotating groove and is meshed with the first bevel gear, fixed connection is in second bevel gear's dwang, fixed connection and be located the adjusting screw of mounting groove in first bevel gear, set up in the stand bottom surface and with the communicating groove of accomodating of mounting groove, slide peg graft in accomodating inslot and threaded connection in the lifter plate of adjusting screw bottom, fixed connection is in the removal wheel of lifter plate bottom surface, the stand is stretched out to the one end that second bevel gear was kept away from to the dwang. The utility model discloses have the effect of being convenient for remove the longmen truss.

Description

Movable gantry truss

Technical Field

The utility model belongs to the technical field of the technique of truss and specifically relates to a portable longmen truss is related to.

Background

The truss is a structure in which rod members are hinged to each other at both ends. The truss is a plane or space structure which is generally provided with triangular units and consists of straight rods, and the truss rod piece mainly bears axial tension or pressure, so that the strength of materials can be fully utilized, the material can be saved compared with a solid web beam when the span is large, the self weight is reduced, and the rigidity is increased.

The gantry truss used for hoisting in the existing production line is fixed, the acting range is limited, and workers are not convenient to move the gantry truss.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide a portable longmen truss to move the longmen truss.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a portable longmen truss, includes two stands and fixed connection in the horizontal pole between two stands, two respectively the symmetry is provided with moving mechanism on the stand, moving mechanism is including seting up in the stand bottom surface just follows the mounting groove that the stand highly extends, set up in the first rotating groove of mounting groove lateral wall, set up in the second rotating groove of first rotating groove top surface, set up in first bevel gear in the first rotating groove, set up in the second rotating groove and with first bevel gear meshing's second bevel gear, fixed connection in the dwang of gear shaft second cone center department, fixed connection in first bevel gear axle center department just is located adjusting screw in the mounting groove, set up in the stand bottom surface and with the communicating groove of accomodating of mounting groove, slide peg graft in accomodate the inslot and threaded connection in the lifter plate of adjusting screw bottom, Fixed connection in the removal wheel of lifter plate bottom surface, the dwang is kept away from the one end of second bevel gear stretches out the stand.

By adopting the technical scheme, through the mutual matching of the first bevel gear, the second bevel gear, the rotating rods, the adjusting screw rods, the lifting plate and the moving wheels, when a worker needs to move the gantry truss, the second bevel gear fixedly connected to the rotating rods drives the first bevel gear to rotate by respectively rotating the two rotating rods of the two moving mechanisms, the adjusting screw rod fixedly connected to the first bevel gear further drives the lifting plate to move downwards, and at the moment, the moving wheels extend out of the accommodating groove, so that the worker can conveniently move the gantry truss; and when the working personnel need to use the gantry truss, the lifting plate and the moving wheels are retracted into the accommodating groove by reversely rotating the rotating rod, and the whole gantry truss is supported by the two upright posts, so that the gantry truss is more stable.

The present invention may be further configured in a preferred embodiment as: the movable wheels are universal wheels.

Through adopting above-mentioned technical scheme, through setting up the removal wheel into the universal wheel to the staff turns to the longmen truss when removing the longmen truss.

The present invention may be further configured in a preferred embodiment as: the lifter plate bottom surface all is provided with two at least removal wheels.

Through adopting above-mentioned technical scheme, through setting up two at least removal wheels in the lifter plate bottom surface, make two moving mechanism's removal wheel stretch out and accomodate the groove after, more stable to the support of longmen truss, the difficult condition of empting that takes place.

The present invention may be further configured in a preferred embodiment as: the dwang stretches out the one end fixedly connected with knob of stand.

Through adopting above-mentioned technical scheme, through set up the knob on the dwang to the staff rotates the dwang.

The present invention may be further configured in a preferred embodiment as: and a bearing is arranged between the bottom surface of the first bevel gear and the top surface of the first rotating groove.

Through adopting above-mentioned technical scheme, through setting up the bearing at first bevel gear and first rotating groove bottom surface to make first bevel gear when rotating, convert rolling friction into with the sliding friction between the first rotating groove bottom surface, thereby reduce the frictional force between first bevel gear and the first rotating groove inner wall, make the staff more laborsaving when rotating the dwang.

The present invention may be further configured in a preferred embodiment as: a plurality of elastic pieces are arranged between the lifting plate and the top surface of the containing groove.

Through adopting above-mentioned technical scheme, through at the lifter plate with accomodate the groove top surface between set up the elastic component to make the staff rotate the dwang and make the moving wheel butt in ground and when will stretching out, through the elasticity of elastic component, wholly support the portal frame, so that the staff is more laborsaving when rotating the dwang.

The present invention may be further configured in a preferred embodiment as: the stand bottom all is provided with annular backup pad, the backup pad cover is located stand outer wall and fixed connection in the stand outer wall, just the fixed orifices has all been seted up in the backup pad.

Through adopting above-mentioned technical scheme, through setting up the backup pad in the stand bottom, make the longmen truss more stable under the fixed state, the difficult condition of empting that takes place increases the security of longmen truss.

The present invention may be further configured in a preferred embodiment as: a plurality of reinforcing ribs are arranged between the supporting plate and the side wall of the upright post.

Through adopting above-mentioned technical scheme, through set up a plurality of strengthening rib between backup pad and stand to increase the stability between backup pad and the stand, be difficult for making and break off between backup pad and the stand.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the mutual cooperation between first bevel gear, second bevel gear, dwang, adjusting screw, lifter plate and the removal wheel to the staff removes the longmen truss.

2. Through set up two at least removal wheels in the lifter plate bottom surface, make two moving mechanism's removal wheel stretch out and accomodate the groove after, more stable to the support of longmen truss, the difficult condition of empting that takes place.

3. Through set up the elastic component between lifter plate and storage groove top surface to make the staff rotate the dwang and make the removal wheel butt in ground and when will stretching out, through the elasticity of elastic component, wholly support the portal frame, so that the staff is more laborsaving when rotating the dwang.

Drawings

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

fig. 2 is a partial sectional view of the present embodiment.

Reference numerals: 1. a column; 2. a cross bar; 3. a moving mechanism; 4. mounting grooves; 5. a first rotating groove; 6. a second rotating groove; 7. a first bevel gear; 8. a second bevel gear; 9. rotating the rod; 10. adjusting the screw rod; 11. a receiving groove; 12. a lifting plate; 13. a moving wheel; 14. a knob; 15. a bearing; 16. an elastic member; 17. a support plate; 18. reinforcing ribs; 19. and (7) fixing holes.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a movable gantry truss, including two stands 1 and the horizontal pole 2 of fixed connection between two stands 1, the symmetry is provided with moving mechanism 3 respectively on two stands 1, moving mechanism 3 includes the mounting groove 4 of seting up in stand 1 bottom surface and following the high extension of stand 1, set up in the first rotating groove 5 of mounting groove 4 lateral wall, set up in the second rotating groove 6 of first rotating groove 5 top surface, set up in first bevel gear 7 in first rotating groove 5, set up in second rotating groove 6 and with the second bevel gear 8 of first bevel gear 7 meshing, dwang 9 of fixed connection in second bevel gear 8 axle center department, fixed connection is in adjusting screw 10 of mounting groove 4 in first bevel gear 7 axle center department, set up in stand 1 bottom surface and the communicating groove 11 of accomodating of mounting groove 4, slide grafting in accomodating groove 11 and threaded connection is in lifter 12 of adjusting screw 10 bottom, the utility model discloses a movable gantry truss, the utility model discloses, Two moving wheels 13 fixedly connected to the bottom surface of the lifting plate 12, and the moving wheels 13 are universal wheels.

When a worker needs to move the gantry truss, the two rotating rods 9 of the two moving mechanisms 3 are respectively rotated, so that the second bevel gear 8 fixedly connected to the rotating rods 9 drives the first bevel gear 7 to rotate, the adjusting screw 10 fixedly connected to the first bevel gear 7 further drives the lifting plate 12 to move downwards, and the moving wheel 13 extends out of the accommodating groove 11 at the moment, so that the worker can conveniently move the gantry truss; and when the staff need use the longmen truss, through the reverse rotation dwang 9, make lifter plate 12 and removal wheel 13 withdraw in holding the groove 11, support the longmen truss wholly through two stands 1 to make the longmen truss more stable.

In order to facilitate the rotation of the rotating rod 9 by the worker, one end of the rotating rod 9, which is far away from the second bevel gear 8, extends out of the upright post 1, and one end of the rotating rod 9, which extends out of the upright post 1, is fixedly connected with a knob 14.

In order to save more labor when the worker rotates the rotating rod 9, a bearing 15 is arranged between the bottom surface of the first bevel gear 7 and the top surface of the first rotating groove 5, and the bearing 15 is a thrust ball bearing 15. A plurality of elastic pieces 16 are arranged between the lifting plate 12 and the top surface of the accommodating groove 11, the elastic pieces 16 are springs, and the top ends and the bottom ends of the springs are respectively and fixedly connected to the top surface of the accommodating groove 11 and the top surface of the lifting plate 12.

In order to stabilize the supporting state of the gantry truss, the bottom end of the upright post 1 is provided with an annular supporting plate 17, the supporting plate 17 is sleeved on the outer wall of the upright post 1 and is fixedly connected to the outer wall of the upright post 1, and a plurality of reinforcing ribs 18 are arranged between the supporting plate 17 and the side wall of the upright post 1. And all seted up fixed orifices 19 on the backup pad 17, staff's accessible fixed orifices 19 is fixed in backup pad 17 on ground to make the support of longmen truss more stable.

The implementation principle of the embodiment is as follows:

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a portable longmen truss, includes two stands (1) and horizontal pole (2) of fixed connection between two stands (1), its characterized in that: two be provided with moving mechanism (3) on stand (1) respectively the symmetry, moving mechanism (3) including set up in stand (1) bottom surface and edge mounting groove (4) that stand (1) highly extended, set up in first rotating groove (5) of mounting groove (4) lateral wall, set up in second rotating groove (6) of first rotating groove (5) top surface, set up in first bevel gear (7) in first rotating groove (5), set up in second rotating groove (6) and with second bevel gear (8) meshing of first bevel gear (7), fixed connection in dwang (9) of second bevel gear (8) axle center department, fixed connection in first bevel gear (7) axle center department and be located adjusting screw (10) in mounting groove (4), set up in stand (1) bottom surface and with the communicating groove (11) of accomodating of mounting groove (4), The sliding plug-in type lifting plate is connected with the lifting plate (12) at the bottom of the adjusting screw rod (10) in the accommodating groove (11) in a threaded mode, the moving wheel (13) is fixedly connected with the bottom surface of the lifting plate (12), and one end, far away from the second bevel gear (8), of the rotating rod (9) extends out of the upright post (1).

2. A travelling gantry truss according to claim 1 wherein: the moving wheels (13) are universal wheels.

3. A travelling gantry truss according to claim 1 wherein: the bottom surface of the lifting plate (12) is provided with at least two movable wheels (13).

4. A travelling gantry truss according to claim 1 wherein: the rotating rod (9) extends out of one end of the upright post (1) and is fixedly connected with a knob (14).

5. A travelling gantry truss according to claim 1 wherein: and a bearing (15) is arranged between the bottom surface of the first bevel gear (7) and the top surface of the first rotating groove (5).

6. A travelling gantry truss according to claim 1 wherein: a plurality of elastic pieces (16) are arranged between the lifting plate (12) and the top surface of the containing groove (11).

7. A travelling gantry truss according to claim 1 wherein: stand (1) bottom all is provided with annular backup pad (17), backup pad (17) cover is located stand (1) outer wall and fixed connection in stand (1) outer wall, just fixed orifices (19) have all been seted up on backup pad (17).

8. A travelling gantry truss according to claim 7 wherein: a plurality of reinforcing ribs (18) are arranged between the supporting plate (17) and the side wall of the upright post (1).