CN201961975U

CN201961975U - Observing device for inclination angle of crane

Info

Publication number: CN201961975U
Application number: CN2010206378482U
Authority: CN
Inventors: 陆远望; 韦邦州
Original assignee: ANHUI XINGMA AUTOMOBILE Co Ltd
Current assignee: ANHUI XINGMA AUTOMOBILE Co Ltd
Priority date: 2010-12-01
Filing date: 2010-12-01
Publication date: 2011-09-07
Anticipated expiration: 2020-12-01

Abstract

The utility model relates to an observing device for an inclination angle of a crane, which belongs to an auxiliary device of the crane, and is characterized in that the observing device mainly comprises a swinging shaft, a front soleplate, a rear soleplate, a swinging sleeve, a left pointer, a right pointer, a swinging rod, a swinging ball, a clamping ring and an oil box, wherein the front soleplate and the rear soleplate are mutually abutted and arranged in vertical surfaces, the swinging shaft in the shape of a cantilever is welded in a circular-arc slot on the front soleplate and the rear soleplate, a swinging-shaft sleeve is sleeved on the front outwards-extending segment of the swinging shaft through sliding fit, a clamping-ring slot is drilled on the front-end segment of the swinging shaft, and the clamping ring is installed for limitation; the left pointer and the right pointer are symmetrically, horizontally and fixedly installed at the left side and the right side of the swinging-shaft sleeve, the swinging rod which is placed at the lower part is fixed at the bottom of the swinging-shaft sleeve, the oil box is embedded in a trapezoidal breach on the front soleplate, the oil box and the rear soleplate are welded into a whole, and the swinging ball is immerged into the oil liquid in the oil box; and when a vehicle body is inclined, the left pointer, the right pointer and the front soleplate are deflected, and a deflection angle is clear at a glance.

Description

The observation device at hoisting crane angle of inclination

Technical field

The utility model belongs to the auxiliary device of hoisting crane, especially relates to a kind of observation device of hoisting crane.

Background technology

Hoisting crane will support left and right sides supporting leg before work, work as Uneven road, perhaps left and right sides supporting leg is different when long because of manufacturing errors, vehicle body will tilt, under the bevelled state, work, the load-carrying ability of hoisting crane can reduce greatly, simultaneously also very dangerous, at present, hoisting crane supports whether level of back vehicle body at supporting leg, and great majority are to judge by the experience of operating personal, the minority hoisting crane is furnished with level indicator, but can only know whether level of vehicle roughly, the work road conditions of hoisting crane are changeable, complicated, often exist potential safety hazard.

Summary of the invention

The purpose of this utility model provides the observation device at a kind of hoisting crane angle of inclination, after hoisting crane supports left and right sides supporting leg, can know very intuitively whether vehicle body tilts, the bevelled angle has much, be convenient to operating personal and adjust supporting leg, bring convenience to operation, guaranteed the normal operation of hoisting crane.

The purpose of this utility model is achieved like this: the observation device at a kind of hoisting crane angle of inclination, it is characterized in that: the observation device at this hoisting crane angle of inclination is mainly by oscillating axle, back base plate, noseplate, the swing cover, left side pointer, right pointer, fork, swing ball, snap ring and oil box are formed, this back base plate is a semicircular plate, noseplate also is a semicircular plate, all be the facade setting before and after this noseplate and the back base plate with leaning, offer trapezoidal gap in the bottom of this noseplate, and on the circumferential edge section of the front side of this noseplate, delineate scale mark, in-plane is offered sagittal arc groove symmetrically on noseplate and back base plate, oscillating axle is welded in the middle part arc groove on noseplate and back base plate, and the leading portion that makes this oscillating axle is overhanging is cantilever-shaped, bearing fit suit oscillating axle cover on preceding overhanging section of this oscillating axle, on the front end rigion of this oscillating axle, offer annular groove, and snap ring is installed in annular groove with spacing to the swing axle sleeve; This swing axle sleeve left and right sides symmetrically horizontal fixed left pointer and right pointer are installed, fork in the fixed installation underlying of the bottom of this swing axle sleeve, and make this fork with left, right pointer becomes to be 90 ° of angles respectively, at the lower end of fork fixed installation swing ball, like this, the swing axle sleeve, left side pointer, right pointer, fork and swing ball become integral body can be very easily around the oscillating axle rotation, the swing axle sleeve, left side pointer, right pointer, fork and swing ball single-piece center of gravity are just on fork, when the vehicle body run-off the straight, a left side, can deflect between right pointer and the noseplate, deflection angle can come into plain view from scale mark; Setting-in oil box in the trapezoidal gap on noseplate, the top of this oil box and rear portion are all uncovered and the bottom surface is an arc surface, after oil box imbeds trapezoidal gap on the noseplate, its rear perimeter edge leans with the back base plate, oil box is welded into one with the back base plate simultaneously, become the semitight box of an open topped, in this oil box, deposit fluid, with the bigger fluid of viscosity for well, and swing ball is immersed in the fluid, with the number of oscillations of minimizing swing ball, when the observation device at this hoisting crane angle of inclination is installed on hoisting crane (later base plate is an adapter plate), guarantee that left pointer and right pointer all are horizontal, observation obtains the angle of inclination could be accurately.

The observation device at the hoisting crane angle of inclination that the utility model proposed, rational in infrastructure, easy to use, make simply, with low cost, observe accurate and visually, brought very big convenience to operation, guaranteed the safe in operation of vehicle.

Now in conjunction with the accompanying drawings and embodiments the observation device at the hoisting crane angle of inclination that the utility model proposed is further described.

Description of drawings

Fig. 1 is the schematic perspective view of the observation device at the hoisting crane angle of inclination that proposes of the utility model.

Fig. 2 is the exploded perspective view of the observation device at the hoisting crane angle of inclination that proposes of the utility model.

Among Fig. 1, Fig. 2: 1, oscillating axle 2, back base plate 3, noseplate 4, swing axle sleeve 5, left pointer 6, right pointer 7, fork 8, swing ball 9, snap ring 10, oil box

The specific embodiment

From Fig. 1, among Fig. 2 as can be seen: the observation device at a kind of hoisting crane angle of inclination, it is characterized in that: the observation device at this lorry-mounted crane angle of inclination is mainly by oscillating axle 1, back base plate 2, noseplate 3, swing cover 4, left side pointer 5, right pointer 6, fork 7, swing ball 8, snap ring 9 and oil box 10 are formed, this back base plate 2 is a semicircular plate, noseplate 3 also is a semicircular plate, this noseplate 3 and base plate 2 front and back, back all are the facade setting with leaning, offer trapezoidal gap in the bottom of this noseplate 3, and on the circumferential edge section of the front side of this noseplate 3, delineate scale mark, in-plane is offered sagittal arc groove symmetrically on noseplate 3 and back base plate 2, oscillating axle 1 is welded in the middle part arc groove on noseplate 3 and back base plate 2, and the leading portion that makes this oscillating axle 1 is overhanging is cantilever-shaped, bearing fit suit oscillating axle cover 4 on preceding overhanging section of this oscillating axle 1, on the front end rigion of this oscillating axle 1, offer annular groove, and snap ring 9 is installed in annular groove with spacing to swing axle sleeve 4; This swing axle sleeve 4 left and right sides symmetrically horizontal fixed left pointer 5 and right pointer 6 are installed, fork 7 in the fixed installation underlying of the bottom of this swing axle sleeve 4, and make this fork 7 with left,

right pointer

5,6 become to be 90 ° of angles respectively, at the lower end of fork 7 fixed installation swing ball 8, like this, swing axle sleeve 4, left side pointer 5, right pointer 6, fork 7 and swing ball 8 become integral body, can be very easily around oscillating axle 1 rotation, swing axle sleeve 4, left side pointer 5, right pointer 6, fork 7 and swing ball 8 single-piece centers of gravity are just on fork 7, when the vehicle body run-off the straight, a left side,

right pointer

5,6 and noseplate 3 between can deflect, deflection angle can come into plain view from scale mark; Setting-in oil box 10 in the trapezoidal gap on noseplate 3, the top of this oil box 10 and rear portion are all uncovered and bottom surface is an arc surface, after oil box 10 imbeds trapezoidal gap on the noseplate 3, its rear perimeter edge leans with back base plate 2, oil box 10 is welded into one with back base plate 2 simultaneously, become the semitight box of an open topped, in this oil box 10, deposit fluid, with the bigger fluid of viscosity for well, and swing ball 9 is immersed in the fluid, to reduce the number of oscillations of swing ball 8, when the observation device at this hoisting crane angle of inclination is installed on hoisting crane (later base plate 2 is an adapter plate), guarantee that left pointer 5 and right pointer 6 all are horizontal, observation obtains the angle of inclination could be accurately.

Claims

1. the observation device at a hoisting crane angle of inclination is characterized in that:

A, the observation device at this hoisting crane angle of inclination is mainly by oscillating axle (1), back base plate (2), noseplate (3), swing cover (4), left side pointer (5), right pointer (6), fork (7), swing ball (8), snap ring (9) and oil box (10) are formed, this back base plate (2) is a semicircular plate, noseplate (3) also is a semicircular plate, all be the facade setting before and after this noseplate (3) and the back base plate (2) with leaning, trapezoidal gap is offered in bottom at this noseplate (3), and on the circumferential edge section of the front side of this noseplate (3), delineate scale mark, last in-plane at noseplate (3) and back base plate (2) is offered sagittal arc groove symmetrically, oscillating axle (1) is welded in the middle part arc groove on noseplate (3) and back base plate (2), and the leading portion that makes this oscillating axle (1) is overhanging is cantilever-shaped, preceding overhanging section last bearing fit suit oscillating axle cover (4) at this oscillating axle (1), on the front end rigion of this oscillating axle (1), offer annular groove, and in annular groove, snap ring is installed (9) with to the swing axle sleeve (4) spacing;

B, this swing axle sleeve (4) left and right sides symmetrically horizontal fixed left pointer (5) and right pointer (6) are installed, fork (7) in the fixed installation underlying of the bottom of this swing axle sleeve (4), and make this fork (7) become to be 90 ° of angles respectively with left and right pointer (5,6), at the lower end of fork (7) fixed installation swing ball (8);

Setting-in oil box (10) in c, the trapezoidal gap on noseplate (3), the top of this oil box (10) and the rear portion is all uncovered and bottom surface is an arc surface, after oil box (10) imbeds trapezoidal gap on the noseplate (3), its rear perimeter edge leans with back base plate (2), oil box (10) is welded into one with back base plate (2) simultaneously, become the semitight box of an open topped, deposit fluid in this oil box (10), swing ball (9) is immersed in the fluid.