CN214880183U

CN214880183U - Cantilever crane pipe for asphalt loading

Info

Publication number: CN214880183U
Application number: CN202120437060.5U
Authority: CN
Inventors: 徐士成
Original assignee: Lianyungang Optimus Machinery Manufacture Co ltd
Current assignee: Lianyungang Optimus Machinery Manufacture Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-11-26
Anticipated expiration: 2031-03-01

Abstract

The utility model relates to the technical field of oil filling riser, in particular to a cantilever type oil filling riser for loading asphalt, which comprises a vertical frame, a vertical tube, an inner arm, a supporting frame, a middle bent tube, a rotary connector, an outer arm, a spring cylinder, a vertical tube and a handle, the vertical pipe is arranged at the upper part of the right side of the vertical frame, the top end of the vertical pipe is provided with a feeding interface, the bottom end of the vertical pipe is connected with one end of the inner arm through a pipeline joint, a supporting frame is obliquely arranged between the bottom of the inner arm and the vertical pipe, the scheme changes the original locking mechanism of the locking rod and the locking body by improving the existing cantilever type crane pipe, self-locking of the outer arm is carried out by utilizing a self-locking mechanism and a steel wire linkage mechanism, and after personnel carry out angle adjustment of the outer arm, the crane pipe can be prevented from upwarping without special locking, so that the crane pipe is more reasonable in design, simpler in structure, more convenient to use, and safer and more reliable.

Description

Cantilever crane pipe for asphalt loading

Technical Field

The utility model relates to a crane pipe technical field specifically is a cantilever type crane pipe for pitch loading.

Background

The loading arm is a device for conveying fluid, and is especially used for butt joint with a tank truck when loading and unloading liquid medium for conveying. The crane tube has a part playing a vital role in the use of the crane tube, namely a spring balance cylinder which plays a role in balancing the weight of the crane tube outer arm and the crane nozzle at the front end, so that the crane tube is easy and labor-saving to operate.

After the alignment of the crane pipe is finished, the crane nozzle at the front end needs to be firmly positioned on the tank opening so as to prevent the crane nozzle from swinging a faucet under the action of the pressure of a loading medium in the crane pipe, and therefore, a self-locking device for preventing tilting needs to be arranged on the cantilever crane pipe.

Patent number CN201592985U discloses a cantilever type oil filling riser anti-warping self-locking device, including xarm, oil filling riser, bedplate and rotary joint the junction between xarm and oil filling riser be equipped with self-locking mechanism, this self-locking mechanism is the ratchet mechanism who contains ratchet, pawl and pawl axle. Compared with the prior art, the utility model discloses an adopt the coupling mechanism of ratchet and pawl, when stretching into the oil tank mouth with the oil filling riser mouth in, do not need special locking, just can prevent the upwarp of oil filling riser, make the design more reasonable, the structure is simpler, use more convenient, safe and reliable more.

However, the above device can only prevent the oil filling riser from upwarping, and the oil filling riser also has the problem of upwarping when in actual operation, and the above solution cannot solve the problem.

Based on this, this scheme has designed a cantilever type oil filling riser for pitch loading to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cantilever type oil filling riser for pitch loading to solve "but above-mentioned device can only prevent the upwarp of oil filling riser among the above-mentioned background art, and in the during operation, the problem of upwarping down also can appear in the oil filling riser, above-mentioned scheme can not solve this type of problem. "is used in the above-mentioned patent publication.

In order to achieve the above object, the utility model provides a following technical scheme: a cantilever crane pipe for asphalt loading comprises a vertical frame, a vertical pipe, an inner arm, a support frame, a middle bent pipe, a rotating connector, an outer arm, a spring cylinder, a vertical pipe and a handle, wherein the vertical pipe is installed on the upper portion of the right side of the vertical frame, the top end of the vertical pipe is a feeding interface, the bottom end of the vertical pipe is connected with one end of the inner arm through a pipeline connector, the support frame is obliquely arranged between the bottom of the inner arm and the vertical pipe, the other end of the inner arm is connected with one end of the middle bent pipe through a pipeline connector, the other end of the middle bent pipe is connected with one end of the outer arm through a rotating connector, the other end of the outer arm is connected with the vertical pipe, the spring cylinder is hinged to the top end of the outer arm, an expansion rod of the spring cylinder is hinged to an installation plate on the middle bent pipe, and the handle is arranged on the right side of the bottom wall of the outer arm;

the left end of the outer arm is provided with a self-locking mechanism, a steel wire linkage mechanism is arranged between the self-locking mechanism and the handle, and the working state of the self-locking mechanism is controlled and switched through the steel wire linkage mechanism.

Preferably, the rotation connector includes stiff end and rotation end, the stiff end is in one side of centre return bend, the rotation end is in one side of outer arm, self-locking mechanism includes spacing ring gear, extension board, square pull rod, arc, spacing tooth and reset spring, the periphery at the stiff end is established to spacing ring gear cover, the extension board is established in the position that outer arm bottom is close to spacing ring gear, square pull rod runs through to insert and is established on the extension board, and the central line of square pull rod is parallel with a diameter line of spacing ring gear, the arc is established in the one end that square pull rod is close to spacing ring gear, one side that the arc is close to spacing ring gear is equipped with a plurality of spacing teeth, one side that spacing ring gear was kept away from to the arc is equipped with reset spring, and reset spring around connecing in the periphery of square pull rod.

Preferably, a rope guide frame is arranged on the lower side surface of the support plate.

Preferably, the steel wire linkage mechanism comprises two groups of steel wire ropes, two groups of rope frames, pull plates and telescopic rods, the two groups of rope frames are respectively arranged on two sides of the bottom surface of the outer arm, the steel wire ropes movably penetrate through the two groups of rope frames, the left ends of the steel wire ropes penetrate through the rope guide frames and are tied with the square pull rods, the pull plates are connected with the left side face of the handle through the two groups of telescopic rods, and the right ends of the steel wire ropes are connected with the pull plates.

Preferably, the steel wire rope is connected with the pulling plate in an adjustable manner.

Compared with the prior art, the beneficial effects of the utility model are that: this scheme has changed the locking mechanism of original lock position pole and locking body through the improvement to current cantilever type oil filling riser, utilizes self-locking mechanism and steel wire interlock mechanism to carry out the auto-lock of outer arm, and personnel need not special locking after carrying out outer arm angle modulation, just can prevent upwarping of oil filling riser, make design more reasonable, the structure is simpler, it is more convenient to use, safe and reliable more.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the utility model at A;

fig. 3 is an enlarged schematic view of the position B of the present invention.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a cantilever crane pipe for loading asphalt comprises a vertical frame 1, a vertical pipe 2, an inner arm 3, a support frame 4, a middle elbow pipe 5, a rotary connector 6, an outer arm 7, a spring cylinder 8, a vertical pipe 9 and a handle 10, wherein the vertical pipe 2 is installed on the upper portion of the right side of the vertical frame 1, the top end of the vertical pipe 2 is a feeding interface, the bottom end of the vertical pipe 2 is connected with one end of the inner arm 3 through a pipeline connector, the support frame 4 is obliquely arranged between the bottom of the inner arm 3 and the vertical pipe 2, the other end of the inner arm 3 is connected with one end of the middle elbow pipe 5 through a pipeline connector, the other end of the middle elbow pipe 5 is connected with one end of the outer arm 7 through the rotary connector 6, the other end of the outer arm 7 is connected with the vertical pipe 9, the top end of the outer arm 7 is hinged with the spring cylinder 8, a telescopic rod of the spring cylinder 8 is hinged with a mounting plate on the middle elbow pipe 5, and the right side of the bottom wall of the outer arm 7 is provided with the handle 10;

the left end of the outer arm 7 is provided with a self-locking mechanism 12, a steel wire linkage mechanism 11 is arranged between the self-locking mechanism 12 and the handle 10, and the working state of the self-locking mechanism 12 is controlled and switched through the steel wire linkage mechanism 11.

Further, the rotating connector 6 includes a fixed end 61 and a rotating end 62, the fixed end 61 is located at one side of the middle elbow pipe 5, the rotating end 62 is located at one side of the outer arm 7, the self-locking mechanism 12 includes a limit gear ring 121, a support plate 122, a square pull rod 123, an arc plate 124, limit teeth 125 and a return spring 126, the limit gear ring 121 is sleeved on the periphery of the fixed end 61, the support plate 122 is located at a position, close to the limit gear ring 121, at the bottom end of the outer arm 7, the square pull rod 123 is inserted through the support plate 122, the center line of the square pull rod 123 is parallel to a diameter line of the limit gear ring 121, the arc plate 124 is located at one end, close to the limit gear ring 121, of the arc plate 124 is equipped with a plurality of limit teeth 125 at one side, close to the limit gear ring 121, the return spring 126 is located at one side, away from the limit gear ring 121, and the return spring 126 is wound on the periphery of the square pull rod 123.

Further, a rope guide 127 is disposed on the lower side of the support plate 122.

Further, the steel wire linkage mechanism 11 comprises two groups of steel wire ropes 111, two groups of rope frames 112, a pulling plate 113 and telescopic rods 114, wherein the two groups of rope frames 112 are respectively arranged on two sides of the bottom surface of the outer arm 7, the steel wire ropes 111 movably penetrate through the two groups of rope frames 112, the left end of each steel wire rope 111 penetrates through a rope guide frame 127 to be bound with a square pulling rod 123, the pulling plate 113 is connected with the left side surface of the handle 10 through the two groups of telescopic rods 114, and the right end of each steel wire rope 111 is connected with the pulling plate 113.

Furthermore, the steel wire rope 111 is connected with the pulling plate 113 in an adjustable manner.

The working principle is as follows: when adjusting 7 angles of outer arm, the staff need hold handle 10, and utilize the finger to catch on arm-tie 113 and pull back, and then wire rope 111 is dragged, through transmission of force, make reset spring 126 atress shrink, spacing tooth 125 breaks away from with spacing ring gear 121 this moment, the staff can freely adjust the inclination of outer arm 7 this moment, after adjusting, staff loosens arm-tie 113, then reset spring 126 resets, make spacing tooth 125 again with spacing ring gear 121 block, outer arm 7 realizes self-locking function this moment promptly.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The further embodiments of the present invention disclosed above are merely intended to help illustrate the present invention. Further embodiments are not exhaustive and do not limit the utility model to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The cantilever crane pipe for asphalt loading is characterized by comprising a vertical frame (1), a vertical pipe (2), an inner arm (3), a support frame (4), a middle bent pipe (5), a rotating connector (6), an outer arm (7), a spring cylinder (8), a vertical pipe (9) and a handle (10), wherein the vertical pipe (2) is arranged on the upper portion of the right side of the vertical frame (1), the top end of the vertical pipe (2) is a feeding interface, the bottom end of the vertical pipe (2) is connected with one end of the inner arm (3) through a pipeline connector, the support frame (4) is obliquely arranged between the bottom of the inner arm (3) and the vertical pipe (2), the other end of the inner arm (3) is connected with one end of the middle bent pipe (5) through a pipeline connector, the other end of the middle bent pipe (5) is connected with one end of the outer arm (7) through the rotating connector (6), the other end of the outer arm (7) is connected with the vertical pipe (9), a spring cylinder (8) is hinged to the top end of the outer arm (7), an expansion link of the spring cylinder (8) is hinged to a mounting plate on the middle elbow pipe (5), and a handle (10) is arranged on the right side of the bottom wall of the outer arm (7);

the left end of the outer arm (7) is provided with a self-locking mechanism (12), a steel wire linkage mechanism (11) is arranged between the self-locking mechanism (12) and the handle (10), and the working state of the self-locking mechanism (12) is controlled and switched through the steel wire linkage mechanism (11).

2. The cantilever crane tube for asphalt loading according to claim 1, wherein: the rotary connector (6) comprises a fixed end (61) and a rotary end (62), the fixed end (61) is arranged on one side of the middle bent pipe (5), the rotary end (62) is arranged on one side of the outer arm (7), the self-locking mechanism (12) comprises a limiting gear ring (121), a support plate (122), a square pull rod (123), an arc plate (124), limiting teeth (125) and a reset spring (126), the limiting gear ring (121) is sleeved on the periphery of the fixed end (61), the support plate (122) is arranged at the position, close to the limiting gear ring (121), of the bottom end of the outer arm (7), the square pull rod (123) is inserted into the support plate (122) in a penetrating manner, the central line of the square pull rod (123) is parallel to the diameter line of the limiting gear ring (121), the arc plate (124) is arranged at one end, close to the limiting gear ring (121), and a plurality of limiting teeth (125) are arranged on one side, close to the limiting gear ring (121), of the arc plate (124), and a return spring (126) is arranged on one side of the arc-shaped plate (124) far away from the limit gear ring (121), and the return spring (126) is wound on the periphery of the square pull rod (123).

3. The cantilever crane tube for asphalt loading according to claim 2, wherein: a rope guide frame (127) is arranged on the lower side surface of the support plate (122).

4. The cantilever crane tube for asphalt loading according to claim 3, wherein: the steel wire linkage mechanism (11) comprises two steel wire ropes (111), two rope frames (112), a pulling plate (113) and telescopic rods (114), the two rope frames (112) are arranged on two sides of the bottom surface of the outer arm (7) respectively, the two rope frames (112) are movably penetrated through by the steel wire ropes (111), the left end of the steel wire ropes (111) penetrates through the rope guide frame (127) to be bound with the square pull rod (123), the pulling plate (113) is connected with the left side face of the handle (10) through the two telescopic rods (114), and the right end of the steel wire ropes (111) is connected with the pulling plate (113).

5. The cantilever crane tube for asphalt loading according to claim 4, wherein: the steel wire rope (111) is connected with the pulling plate (113) in an adjustable manner.