CN211995509U - Adjustable supporting device for trailer - Google Patents

Abstract

The utility model discloses an adjustable support device for trailer, including supporting seat, backup pad, adjustment mechanism, actuating mechanism and stop gear, the fixed welding in periphery of supporting seat has the backup pad that the multiunit is the equidistance and distributes, the backup pad center bores and is equipped with the supported hole, be equipped with the stay bolt with outside trailer threaded connection in the supported hole, the center of supporting seat is dug and is equipped with the decurrent supported groove of opening, the interior week of supported groove and the outer peripheral looks adaptation and the fixed welding of adjustment mechanism, the interior week of adjustment mechanism and the outer peripheral looks adaptation and the connection of the first of actuating mechanism, the decurrent adjustment tank of opening is dug at adjustment mechanism's center, and the sliding tray of adaptation is all seted up to the both sides of adjustment tank lower half, the fixed welding in bottom and stop gear's top of actuating mechanism. This adjustable strutting arrangement is used to trailer can adjust and fix as required, can improve the stability in the use simultaneously.

Description

Adjustable supporting device for trailer

Technical Field

The utility model belongs to the technical field of the trailer, concretely relates to adjustable support device is used to trailer.

Background

A trailer refers to a vehicle that is towed by a car without power drive per se. A combination of a car (truck or tractor, forklift) and one or more trailers. The truck and the tractor are driving sections of the automobile train and are called as main trains. The slave node towed by the master is called a trailer. The trailer is an important vehicle for road transportation, and the transportation by adopting an automobile train is the most effective and simple important means for improving economic benefit. Has the advantages of rapidness, mobility, flexibility, safety and the like, and can conveniently realize regional transportation. The trailer is divided into a full trailer and a semitrailer according to the connection mode of the trailer and a tractor: a trailer with the full trailer pulled by a tractor and the full mass borne by itself; a trailer that is towed by a tractor and whose part of the mass is taken up by the tractor. At the present stage, a support device is usually installed at the front section of the semitrailer, so that the semitrailer is convenient to keep balance when not used.

Therefore, in view of the current situation, it is highly desirable to design and produce an adjustable support device for a trailer to meet the actual requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable strutting arrangement is used to trailer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable support device for trailer, includes supporting seat, backup pad, adjustment mechanism, actuating mechanism and stop gear, the fixed welding in periphery of supporting seat has the backup pad that the multiunit is the equidistance and distributes, the backup pad center bores and is equipped with the brace hole, be equipped with the stay bolt with outside trailer threaded connection in the brace hole, the center of supporting seat is dug and is equipped with the support groove that the opening is decurrent, supports the interior week in groove and adjustment mechanism's periphery looks adaptation and fixed welding, adjustment mechanism's interior week and actuating mechanism first periphery looks adaptation and be connected, actuating mechanism's bottom and stop gear's top fixed welding.

Preferably, the adjusting mechanism comprises an adjusting seat and a sliding seat, the outer periphery of the adjusting seat is matched and fixedly welded with the inner periphery of a supporting groove formed in the center of the supporting seat, the center of the adjusting seat is provided with an adjusting groove with a downward opening, the two sides of the lower half part of the adjusting groove are provided with sliding grooves matched with each other, the sliding grooves are connected with the sliding seat in a sliding mode, and a through hole is drilled in the side face of the lower half part of the adjusting seat.

Preferably, actuating mechanism includes cylinder, actuating lever and drives the seat, the base of cylinder passes through the fastener and is connected with the first half inner periphery of adjustment tank that adjusting mechanism's regulation seat center was seted up, the drive end of cylinder bottom and the fixed welding in top of actuating lever, the first half periphery of actuating lever and adjusting mechanism's sliding seat fixed welding, the bottom of actuating lever and the fixed welding in center that drives the seat top, the fixed welding in center that drives the first half has the pivot.

Preferably, stop gear includes spacing seat and counter weight seat, spacing seat is fan-shaped and the center digs and is equipped with the ascending spacing groove of opening, and the equal fixed welding in both sides of the first half of spacing groove has spacing bearing frame, and the inner circle of spacing bearing frame and the fixed welding in periphery of actuating mechanism's drive seat center welded pivot one end, the periphery of spacing seat is the interior all looks adaptation of the counter weight seat of U-shaped with the cross-section, the expanding spring who is connected with the interior bottom of counter weight seat is all installed through the fastener in the both sides of spacing seat bottom.

Preferably, a plurality of groups of adjusting holes distributed equidistantly are drilled in the side face of the driving rod of the driving mechanism, and adjusting bolts penetrating through holes drilled in the side face of the adjusting seat are connected in one group of adjusting holes in a threaded manner.

The utility model discloses a technological effect and advantage: the adjustable supporting device for the trailer is characterized in that a driving rod is driven by a driving end to move downwards through the work of a cylinder and the sliding connection of a sliding seat and a sliding groove, and the vertical distance between a counterweight seat and the ground is adjusted, so that the supporting height can be adjusted as required; the driving rod is driven to move by the working of the air cylinder, the distance between the driving rod and the adjusting seat is changed, and the position of the adjusting hole where the adjusting bolt is located is changed, so that the supporting height can be fixed according to the requirement, and the stability in the using process is improved; the angle between the limiting seat and the driving seat is changed by fixedly welding the rotating shaft and the inner ring of the limiting bearing seat, the limiting seat is pulled by the restoring force action of the telescopic spring, the deflection degree of the limiting seat is limited, the possibility that the driving rod is pushed and folded due to the fact that the trailer is fully loaded and sinks under the longitudinal force is reduced, the adjustable supporting device for the trailer can be adjusted and fixed as required, and meanwhile, the stability in the using process can be improved.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic structural diagram of the driving mechanism of the present invention.

In the figure: the device comprises a supporting seat 1, a supporting plate 2, an adjusting mechanism 3, a driving mechanism 4, a limiting mechanism 5, an adjusting seat 6, a sliding seat 7, an air cylinder 8, a driving rod 9, a driving seat 10, a limiting seat 11 and a counterweight seat 12.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a as shown in fig. 1-3 adjustable support device is used to trailer, including supporting seat 1, backup pad 2, adjustment mechanism 3, actuating mechanism 4 and stop gear 5, the fixed welding in periphery of supporting seat 1 has backup pad 2 that the multiunit is equidistance and distributes, 2 centers of backup pad bore be equipped with the brace rod, be equipped with in the brace rod with outside trailer threaded connection, the strutting arrangement body is all installed to the both sides of trailer, 1 center of supporting seat digs and is equipped with the decurrent support groove of opening, the interior week of support groove and adjustment mechanism 3's periphery looks adaptation and fixed welding, the interior week of adjustment mechanism 3 and the first one's of actuating mechanism 4 periphery looks adaptation and be connected, the fixed welding in bottom and the stop gear 5's of actuating mechanism 4 top.

Specifically, adjustment mechanism 3 is including adjusting seat 6 and sliding seat 7, the periphery of adjusting seat 6 and the support groove's that supporting seat 1 center was seted up inner peripheral looks adaptation and fixed welding, the center of adjusting seat 6 is dug and is equipped with the decurrent adjustment tank of opening, and the sliding tray of adaptation is all seted up to the both sides of adjustment tank lower half, and sliding tray sliding connection has sliding seat 7, the side of adjusting seat 6 lower half bores and is equipped with the through-hole.

Specifically, the driving mechanism 4 includes a cylinder 8, a driving rod 9 and a driving seat 10, the cylinder 8 can be an SC80 type cylinder produced by hebei george environmental protection technology limited, the cylinder 8 has a switch and is electrically connected with a driving power supply installed on a trailer, a base of the cylinder 8 is connected with an inner circumference of an upper half of an adjusting groove formed in the center of an adjusting seat 6 of the adjusting mechanism 3 through a fastener, a driving end of the bottom of the cylinder 8 is fixedly welded with the top end of the driving rod 9, an outer circumference of the upper half of the driving rod 9 is fixedly welded with a sliding seat 7 of the adjusting mechanism 3, a bottom end of the driving rod 9 is fixedly welded with a center of the top of the driving seat 10, a rotating shaft is fixedly welded at the center of the upper half of the driving seat 10, the driving rod 9 is driven to move downwards by the driving end through the operation of the cylinder 8 and the sliding connection of the sliding seat 7 and the sliding groove, so as, and simultaneously, the vertical distance between the counterweight seat 12 and the ground is changed, so that the support height can be adjusted according to the requirement.

Specifically, the limiting mechanism 5 comprises a limiting seat 11 and a counterweight seat 12, the limiting seat 11 is fan-shaped, a limiting groove with an upward opening is dug in the center, limiting bearing seats are fixedly welded on both sides of the upper half part of the limiting groove, the inner ring of each limiting bearing seat is fixedly welded with the periphery of one end of a rotating shaft welded with the center of a driving seat 10 of the driving mechanism 4, the periphery of the limiting seat 11 is matched with the inner periphery of the counterweight seat 12 with the U-shaped section, both sides of the bottom of the limiting seat 11 are provided with extension springs connected with the bottom of the inner periphery of the counterweight seat 12 through fasteners, the angle between the limiting seat 11 and the driving seat 10 is changed by fixedly welding the rotating shaft and the inner ring of the limiting bearing seat, the limiting seat 12 is pulled by the restoring force of the expansion spring, therefore, the deflection degree of the limiting seat 12 is limited, and the possibility that the driving rod 9 is pushed and folded by longitudinal force due to full load sinking of the trailer is reduced.

Specifically, a plurality of groups of adjusting holes which are distributed equidistantly are drilled in the side face of the driving rod 9 of the driving mechanism 4, adjusting bolts which penetrate through holes drilled in the side face of the adjusting seat 6 are connected in one group of adjusting holes in a threaded mode, when the balance weight seat 12 is in contact with the ground, the air cylinder 8 is closed, the positions of the adjusting holes where the adjusting bolts are located are changed, and therefore supporting height fixing is conducted according to needs.

The working principle of the adjustable supporting device for the trailer is that when the adjustable supporting device is required to be used, the cylinder 8 is opened, the cylinder 8 works and is connected with the sliding groove in a sliding manner through the sliding seat 7, the driving rod 9 is driven to move downwards by the driving end, so that the distance between the driving rod 9 and the adjusting seat 6 is changed, meanwhile, the vertical distance between the counterweight seat 12 and the ground is changed, when the counterweight seat 12 is in contact with the ground, the cylinder 8 is closed, the position of an adjusting hole where an adjusting bolt is located is changed, so that the adjustable supporting device can be adjusted and fixed according to the required supporting height, the trailer can be loaded after the adjustment is completed, in the using process, the angle between the limiting seat 11 and the driving seat 10 is changed by fixedly welding the rotating shaft and the inner ring of the limiting bearing seat, the limiting seat 12 is pulled through the restoring force of the telescopic spring, so that the deflection degree of the limiting seat 12, the possibility that the driving rod 9 is pushed and folded by longitudinal force due to the fact that the trailer sinks in full load is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides an adjustable strutting arrangement is used to trailer, includes supporting seat (1), backup pad (2), adjustment mechanism (3), actuating mechanism (4) and stop gear (5), its characterized in that: the fixed welding of periphery of supporting seat (1) has backup pad (2) that the multiunit is the equidistance and distributes, backup pad (2) center bores and is equipped with the brace hole, be equipped with the stay bolt with outside trailer threaded connection in the brace hole, the center of supporting seat (1) is dug and is equipped with the support groove that the opening is decurrent, and the interior week of support groove and the periphery looks adaptation and the fixed welding of adjustment mechanism (3), the interior week of adjustment mechanism (3) and the first one's of actuating mechanism (4) periphery looks adaptation and be connected, the bottom of actuating mechanism (4) and the top fixed welding of stop gear (5).

2. An adjustable brace for a trailer as claimed in claim 1, wherein: adjustment mechanism (3) are including adjusting seat (6) and sliding seat (7), the periphery of adjusting seat (6) and the interior all looks adaptations and the fixed welding in the support groove that supporting seat (1) center was seted up, the center of adjusting seat (6) is dug and is equipped with the decurrent adjustment tank of opening, and the sliding tray of adaptation is all seted up to the both sides of adjustment tank lower half, and sliding connection has sliding seat (7) in the sliding tray, the side of adjusting seat (6) lower half is bored and is equipped with the through-hole.

3. An adjustable brace for a trailer as claimed in claim 1, wherein: actuating mechanism (4) include cylinder (8), actuating lever (9) and drive seat (10), the base of cylinder (8) passes through the fastener and is connected with the first half interior week of adjustment tank that adjustment seat (6) center was seted up of adjusting mechanism (3), the drive end of cylinder (8) bottom and the fixed welding in top of actuating lever (9), the first half periphery of actuating lever (9) and sliding seat (7) fixed welding of adjusting mechanism (3), the bottom of actuating lever (9) and the fixed welding in center that drives seat (10) top, the fixed welding in center that drives first half of seat (10) has the pivot.

4. An adjustable brace for a trailer as claimed in claim 1, wherein: stop gear (5) are including spacing seat (11) and counter weight seat (12), spacing seat (11) are fan-shaped and the center digs and are equipped with the ascending spacing groove of opening, and the equal fixed welding in both sides of the first half of spacing groove has spacing bearing frame, the inner circle of spacing bearing frame and the fixed welding in periphery of drive seat (10) center welded pivot one end of actuating mechanism (4), the periphery and the cross-section of spacing seat (11) are the interior all looks adaptations of the interior week of counter weight seat (12) of U-shaped, the expanding spring who is connected with the interior bottom of counter weight seat (12) is all installed through the fastener in both sides of spacing seat (11) bottom.

5. An adjustable brace for a trailer as claimed in claim 1, wherein: the side of the driving rod (9) of the driving mechanism (4) is drilled with a plurality of groups of adjusting holes which are distributed at equal intervals, and the inner thread of one group of adjusting holes is connected with an adjusting bolt which penetrates through a through hole drilled in the side of the adjusting seat (6).

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