CN214219299U - Appurtenance of installation curbstone - Google Patents

Abstract

The utility model provides an appurtenance of installation curbstone, including pivot, two centre gripping arms and two holders, the pivot is connected in the middle part of two centre gripping arms, the centre gripping arm can revolve round the pivot, the holder sets up the tip at the centre gripping arm, two holders set up relatively and form the centre gripping mouth, each centre gripping arm all includes first pipe fitting, second pipe fitting, fulcrum angle bar and third pipe fitting, the both ends of fulcrum angle bar are connected with second pipe fitting and third pipe fitting respectively, first pipe fitting telescopically connects the one end of keeping away from the fulcrum angle bar at the second pipe fitting, the holder sets up the one end of keeping away from the fulcrum angle bar at the third pipe fitting; the two fulcrum angle irons are in surface contact, and the rotating shaft is vertically connected to the contact surfaces of the two fulcrum angle irons. The utility model has the advantages of simple structure, high clamping stability, adjustable length and the like.

Description

Appurtenance of installation curbstone

Technical Field

The utility model relates to a highway, town road construction equipment field specifically are appurtenance who relates to an installation curbstone.

Background

Road edge stones are generally installed when various roads, such as main roads, secondary roads, express ways, non-motor vehicle lanes, sidewalks and the like, are built. The curb stones are generally stacked in a centralized manner on an installation site, and are transported to a construction position in a manual transportation mode when being constructed and installed. The mode is time-consuming, labor-consuming and low in working efficiency, and is easy to cause physical strain when a porter bends down to carry a heavy road edge stone due to long-time high-intensity labor, so that the construction cost is indirectly increased, and safety accidents are easily caused. Prior patent document CN209260514U discloses a scissor-type curb stone installation lifting work clamp, and specifically discloses two shear braces and a fulcrum, where the fulcrum sequentially passes through the rod bodies of the two stacked shear braces, so as to realize coaxial rotation connection of the two shear braces. However, the connecting rod of the shear brace of the patent document is a hollow steel pipe structure, and the joint of the two shear braces is in line connection, so that the two shear braces easily shake up and down when rotating around the fulcrum shaft, which is not beneficial to clamping the curb, and the curb is easily dropped due to unstable clamping even if the curb is clamped up.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, centre gripping stability height, adjustable length's installation curbstone's appurtenance.

In order to achieve the purpose, the utility model provides a pair of appurtenance of installation curbstone, including pivot, two centre gripping arms and two holders, the pivot is connected at the middle part of two centre gripping arms, the centre gripping arm can revolve round the pivot, the holder sets up the tip at the centre gripping arm, two holders set up relatively and form the centre gripping mouth, each centre gripping arm all includes first pipe fitting, second pipe fitting, fulcrum angle bar and third pipe fitting, the both ends of fulcrum angle bar are connected with second pipe fitting and third pipe fitting respectively, first pipe fitting telescopically connects the one end of keeping away from the fulcrum angle bar at the second pipe fitting, the holder sets up the one end of keeping away from the fulcrum angle bar at the third pipe fitting; the two fulcrum angle irons are in surface contact, and the rotating shaft is vertically connected to the contact surfaces of the two fulcrum angle irons.

According to the scheme, the first pipe fitting and the second pipe fitting are in telescopic connection, so that the length of the clamping arm can be conveniently adjusted, the proper length can be conveniently adjusted according to the heights of different transporters and the installation positions of the curbstones, the waist bending operation of the transporters is avoided, the waist of the transporters can be protected, the working strength of the transporters can be reduced, and the working efficiency is improved; through setting up two fulcrum angle iron face contacts for the centre gripping arm can only carry out the rotation on this contact surface when revoluting the rotation of axes, can not rock from top to bottom, is favorable to improving the stability of centre gripping, avoids rocking from top to bottom because of the centre gripping arm and leads to the unstable and drop of curb centre gripping, is favorable to guaranteeing the security of construction. The utility model discloses a simple common material can be dismantled through the bolt and connect and make, has simple structure, easy dismounting, input cost low grade advantage.

The further scheme is that the fulcrum angle iron comprises a first side plate and a second side plate which are vertically connected, wherein the first side plate of one fulcrum angle iron and the first side plate of the other fulcrum angle iron are arranged in parallel, and the rotating shaft is connected between the two first side plates.

The first end of the second pipe fitting is detachably connected with the first end of the fulcrum angle iron through a first bolt, and the first bolt penetrates through the second pipe fitting and is connected to the second side plate; the first end of the third pipe fitting is detachably connected with the second end of the fulcrum angle iron through a second bolt, and the second bolt penetrates through the third pipe fitting and is connected to the second side plate.

The second end of the second pipe fitting is provided with at least one first mounting hole; the first end of the first pipe fitting is provided with a plurality of second mounting holes in an axial direction; the second end of the first pipe fitting is inserted into the second pipe fitting and is detachably connected through a third bolt, and the third bolt is inserted into the first mounting hole and one of the second mounting holes.

The second end of the first pipe fitting is provided with a handle part, and the handle part is bent outwards and extends along the axial direction of the first pipe fitting.

Further, the distance from the handle part to the rotating shaft is larger than the distance from the clamping piece to the rotating shaft.

The second end of the third pipe fitting is provided with a mounting groove; the clamping piece comprises a first side wall and a second side wall which are vertically arranged, the first side wall is arranged in the mounting groove, a clamping groove is formed between the first side wall and the second side wall, and notches of the two clamping grooves are oppositely arranged.

The further scheme is that a non-slip mat is arranged on the second side wall and is positioned in the clamping groove.

Drawings

Fig. 1 is a structural diagram of an embodiment of the present invention.

Fig. 2 is a partial view at a in fig. 1.

Fig. 3 is a structural diagram of a first pipe in an embodiment of the present invention.

Fig. 4 is a diagram of a third tube and a clamp according to an embodiment of the present invention.

The present invention will be further explained with reference to the drawings and examples.

Detailed Description

Referring to fig. 1 and 2, the utility model provides a pair of appurtenance of installation curbstone includes pivot 1, two centre gripping arms and two holders 6, pivot 1 is connected at the middle part of two centre gripping arms, the centre gripping arm can revolute axle 1 and rotate, holder 6 sets up the preceding tip at the centre gripping arm, two holders 6 set up the centre gripping mouth that forms the centre gripping curbstone relatively, revolute axle 1 rotation through control centre gripping arm for two holders 6 are close to relatively or keep away from relatively, the centre gripping of being convenient for or release curbstone.

Each centre gripping arm all includes first pipe fitting 2, second pipe fitting 3, fulcrum angle bar 4 and third pipe fitting 5, the both ends of fulcrum angle bar 4 can be dismantled with second pipe fitting 3 and third pipe fitting 5 respectively and be connected, third pipe fitting 5 is located the front end of centre gripping arm, second pipe fitting 3 is located the rear end of centre gripping arm, the one end that the fulcrum angle bar 4 was kept away from at second pipe fitting 3 is connected telescopically to the first end of first pipe fitting 2, the second end of first pipe fitting 2 is provided with handle portion 22, be located the rear end of centre gripping arm to handle portion 22 promptly, handle portion 22 outwards bends the extension along the axial of first pipe fitting 2, preferably, the contained angle between handle portion 22 and the 2 axial of first pipe fitting is 25. The clamping piece 6 is arranged at one end, far away from the fulcrum angle iron 4, of the third pipe fitting 5, the distance from the handle part 22 to the rotating shaft 1 is larger than the distance from the clamping piece 6 to the rotating shaft 1, and the effect of saving power is achieved by utilizing the lever principle.

The fulcrum angle 4 includes a first side plate 41 and a second side plate 42 that are vertically connected, and the first side plate 41 and the second side plate 42 each extend in the extending direction of the clamp arm. The first side plate 41 of one of the fulcrum angle irons 4 and the first side plate 41 of the other fulcrum angle iron 4 are arranged in parallel and are adjacent to each other, that is, the two first side plates 41 are in surface contact. The pivot 1 is connected perpendicularly on the contact surface of two first curb plates 41 for two fulcrum angle irons 4 can be at the plane internal rotation that is on a parallel with first curb plate 41, can not take place to rock in order to guarantee the centre gripping arm in the upper and lower direction, are favorable to improving the stability of centre gripping. The rotating shaft 1 of the embodiment can be a screw rod, and the two fulcrum angle irons 4 can be rotatably connected together through the screw rod and a nut, and cannot be easily separated.

The first end setting of second pipe fitting 3 is at the first end of fulcrum angle 4, specifically sets up between first curb plate 41 and second curb plate 42, and second pipe fitting 3 passes through first bolt 7 and is connected with fulcrum angle 4 can dismantle, and first bolt 7 runs through second pipe fitting 3 and connects on second curb plate 42. The number of the first bolts 7 may be more than one, and preferably three, so as to ensure the connection reliability of the second pipe fitting 3 and the fulcrum angle iron 4.

The first end of third pipe fitting 5 sets up on the second end of fulcrum angle 4, specifically sets up between first curb plate 41 and second curb plate 42 and through second bolt 8 and fulcrum angle 4 detachable connection, and second bolt 8 runs through third pipe fitting 5 and connects on second curb plate 42. The number of the second bolts 8 may be more than one, and preferably three, so as to ensure the connection reliability of the third pipe 5 and the fulcrum angle 4.

Referring to fig. 3 in conjunction with fig. 1, the second end of the second pipe 3 is provided with at least one first mounting hole 31, preferably two first mounting holes 31 in this embodiment, which are arranged in an axial direction of the second pipe 3, and the first mounting holes 31 penetrate the second pipe 3 in a radial direction. The first end of the first pipe member 2 is provided with a plurality of second mounting holes 21 arranged axially along itself, the plurality of second mounting holes 21 are arranged at regular intervals, and the second mounting holes 21 penetrate the first pipe member 2 in the radial direction. The diameter of the first pipe fitting 2 is slightly smaller than that of the second pipe fitting 3, the first end of the first pipe fitting 2 is inserted into the second pipe fitting 3 and fixedly connected with the second pipe fitting 3 through two third bolts 10, each third bolt 10 is inserted into the first mounting hole 31 and one of the second mounting holes 21, and the third bolts 10 are inserted into different second mounting holes 21 through adjustment so as to realize telescopic connection of the first pipe fitting 2 and the second pipe fitting 3. Through setting up two third bolts 10, be favorable to improving the connection stability of first pipe fitting 2 and second pipe fitting 3, avoid taking place to rock between the two.

Referring to fig. 4, the second end of the third pipe member 5 is provided with a mounting groove 51, and the mounting groove 51 penetrates the third pipe member 5 in a radial direction of the third pipe member 5. The clamping member 6 includes a first side wall 61 and a second side wall 62 which are vertically arranged, the first side wall 61 is arranged in the mounting groove 51, and the second side wall 62 is perpendicular to the axial direction of the third pipe 5. A clamping groove 63 is formed between the first side wall 61 and the second side wall 62, and the notches of the clamping grooves 63 of the two clamping pieces 6 are oppositely arranged and used for clamping a curbstone. Be provided with the slipmat on second lateral wall 62, the slipmat is located draw-in groove 63 for with curbstone direct contact, in order to increase the frictional force of draw-in groove 63 and curbstone, prevent that curbstone from droing draw-in groove 63. The non-slip mat is preferably a rubber mat.

To sum up, the utility model discloses a simple common material can be dismantled through the bolt and connect and make, has advantages such as simple structure, easy dismounting, input cost low. The utility model has the advantages that the length of the clamping arm can be conveniently adjusted by arranging the first pipe fitting and the second pipe fitting in a telescopic connection manner, the proper length can be conveniently adjusted according to the heights of different transporters and the mounting positions of the curbstones, the waist bending operation of the transporters is avoided, the waist of the transporters can be protected, the working strength of the transporters can be reduced, and the working efficiency is improved; through setting up two fulcrum angle iron face contacts for the centre gripping arm can only carry out the rotation on this contact surface when revoluting the rotation of axes, can not rock from top to bottom, is favorable to improving the stability of centre gripping, avoids rocking from top to bottom because of the centre gripping arm and leads to the unstable and drop of curb centre gripping, is favorable to guaranteeing the security of construction.

Finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, and are not intended to limit the scope of the present invention, as those skilled in the art will appreciate that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended to cover all such modifications, equivalents, and improvements as fall within the true spirit and scope of the invention.

Claims (8)

1. The utility model provides an appurtenance of installation curbstone, includes pivot, two centre gripping arms and two holders, the pivot is connected two the middle part of centre gripping arm, the centre gripping arm can wind the pivot is rotatory, the holder sets up the tip of centre gripping arm, two the holder sets up relatively and forms centre gripping mouth, its characterized in that:

each clamping arm comprises a first pipe fitting, a second pipe fitting, a fulcrum angle iron and a third pipe fitting, two ends of the fulcrum angle iron are respectively connected with the second pipe fitting and the third pipe fitting, the first pipe fitting is telescopically connected to one end, far away from the fulcrum angle iron, of the second pipe fitting, and the clamping piece is arranged at one end, far away from the fulcrum angle iron, of the third pipe fitting;

the two fulcrum angle irons are in surface contact, and the rotating shaft is vertically connected to the contact surfaces of the two fulcrum angle irons.

2. The aid of claim 1, wherein:

the fulcrum angle iron comprises a first side plate and a second side plate which are vertically connected, wherein the first side plate of one fulcrum angle iron is parallel to the first side plate of the other fulcrum angle iron, and the rotating shaft is connected between the two first side plates.

3. The aid of claim 2, wherein:

the first end of the second pipe fitting is detachably connected with the first end of the fulcrum angle iron through a first bolt, and the first bolt penetrates through the second pipe fitting and is connected to the second side plate;

the first end of the third pipe fitting is detachably connected with the second end of the fulcrum angle iron through a second bolt, and the second bolt penetrates through the third pipe fitting and is connected to the second side plate.

4. Auxiliary tool according to any one of claims 1 to 3, characterized in that:

the second end of the second pipe fitting is provided with at least one first mounting hole;

the first end of the first pipe fitting is provided with a plurality of second mounting holes in an axial direction;

the second end of the first pipe fitting is inserted into the second pipe fitting and detachably connected through a third bolt, and the third bolt is inserted into the first mounting hole and one of the second mounting holes.

5. The aid of claim 4, wherein:

the second end of the first pipe fitting is provided with a handle portion which extends in an outward bending manner in the axial direction of the first pipe fitting.

6. The aid of claim 5, wherein:

the distance from the handle part to the rotating shaft is larger than the distance from the clamping piece to the rotating shaft.

7. Auxiliary tool according to any one of claims 1 to 3, characterized in that:

the second end of the third pipe fitting is provided with a mounting groove;

the clamping piece comprises a first side wall and a second side wall which are vertically arranged, the first side wall is arranged in the mounting groove, a clamping groove is formed between the first side wall and the second side wall, and the notches of the clamping grooves are oppositely arranged.

8. The aid of claim 7, wherein:

and the second side wall is provided with an anti-slip pad, and the anti-slip pad is positioned in the clamping groove.

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