CN210165081U

CN210165081U - Protective reinforcing device for bend of natural gas pipeline

Info

Publication number: CN210165081U
Application number: CN201920894882.9U
Authority: CN
Inventors: 黄晓燕; 柯丽君
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-03-20
Anticipated expiration: 2029-06-14

Abstract

The utility model provides a protective reinforcing device for a natural gas pipeline elbow, which comprises an elbow, a semicircular clamping plate, a jacking tooth, an arc ridge rod, an arc side stay rod, an inclined connecting rod, a rotating tie rod, a connecting seat and a thread locking shaft; the utility model discloses the setting of arc side vaulting pole, arc side vaulting pole and slope connecting rod have constituteed an arched mount jointly, and arched mount can consolidate the support to the elbow, avoids under the condition that the elbow does not have the support, and the pressure of its both ends welding straight tube props the torsion and breaks off the welded junction at elbow both ends and breaks out the present leakage crack with the turn off with the fingers and thumb of the welded junction at elbow both ends.

Description

Protective reinforcing device for bend of natural gas pipeline

Technical Field

The utility model belongs to the technical field of the pipeline protector, more specifically say, in particular to be used for natural gas line bend department to protect reinforcing apparatus.

Background

In the process of conveying and transporting natural gas, a large number of natural gas pipelines are needed, wherein a part of the natural gas pipelines are laid off the ground, and once the natural gas pipelines are impacted by external force in the process of transporting the natural gas, the natural gas pipelines are possibly damaged, so that natural gas is leaked, resources are wasted, and meanwhile, the environment is polluted, so that a protective and reinforcing device for the bend of the natural gas pipelines is needed, for example, the patent of CN208090175U relates to the technical field of natural gas pipeline protective devices, and discloses a natural gas pipeline protective device which comprises limiting pipes, wherein the left side and the right side of each limiting pipe are fixedly communicated with fixed pipes, the two fixed pipes are symmetrical by the axis of each limiting pipe, the top and the bottom of the inner wall of each fixed pipe are fixedly connected with limiting clamping pieces, and the top of each fixed pipe is fixedly connected with a metal block, the graphite layer is laid outside the metal block, a limiting rod is fixedly connected to the left side of the top of the limiting pipe, and the top of the limiting rod is connected with a crank block through a transmission rod in a transmission mode. This natural gas line protector, through the cooperation of crank piece, actuating lever and crank piece, and then extrude the movable rod, under the effect of arc piece and pin, and then be convenient for carry out the injecing of position to the actuating lever, and then more stable when making fixed clamping piece and lower clamping piece fix natural gas line.

At present, most of the existing pipeline protection devices are not designed for special optimization of elbows or bends, the shielding protection effect of an electric welding crater is poor, the crater is exposed to direct sunlight for a long time, the sprayed paint at the crater is easy to oxidize and fall off, the crater is easy to rust and crack, and the whole installation and positioning operation of the protection device is complicated and inconvenient.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a protective reinforcing device for a bend of a natural gas pipeline is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a be used for natural gas line bend department to protect reinforcing apparatus to solve current pipeline protector and do not do special optimal design to elbow or bend mostly, it is relatively poor to the protection effect that shields of electric welding crater, the crater that causes easily takes place the corrosion fracture, and the comparatively loaded down with trivial details inconvenient problem of protector's whole installation location operation.

The utility model is used for natural gas line bend department protection reinforcing apparatus's purpose and efficiency are reached by following concrete technological means:

a protective reinforcing device for a bend of a natural gas pipeline comprises a bend, a semicircular clamping plate, a jacking tooth, an arc ridge rod, an arc side supporting rod, an inclined connecting rod, a rotating tie rod, a connecting seat and a thread locking shaft; an inclined connecting rod is welded and supported between the head end and the tail end of the arc-shaped side supporting rod; the arc-shaped side supporting rod is characterized in that the head end and the tail end of the arc-shaped side supporting rod are fixedly welded with a uniform semicircular clamping plate, two ends of the two semicircular clamping plates are respectively provided with a long strip butt joint plate in a bent mode, four insertion rods are respectively arranged on the two long strip butt joint plates in a penetrating mode and welded with the two insertion rods in a supporting mode, and when the two semicircular clamping plates are butted and clamped, the four insertion rods and the four insertion rods are correspondingly inserted together.

Furthermore, the arc-shaped side stay bar and the inclined connecting rod jointly form an arch-shaped fixing frame.

Furthermore, an arc-shaped ridge rod is connected between the upper semicircular clamping plate and the lower semicircular clamping plate in an electric welding mode, and when the upper semicircular clamping plate and the lower semicircular clamping plate are in butt joint and clamped together, the two arc-shaped ridge rods on the upper semicircular clamping plate and the lower semicircular clamping plate are spliced together.

Furthermore, four rows of top pressing teeth with arc-shaped tail ends are supported and arranged on the rear sides or the bottom half sections of the circumferential inner walls of the four semicircular clamping plates in an annular array mode, and when the upper and lower groups of the four semicircular clamping plates are in butt joint with and sleeved on the two end sections of the elbow, the four rows of top pressing teeth just abut against the welding straight pipes at the two ends of the elbow.

Furthermore, two rotating tie rods are symmetrically connected to the two inclined connecting rods, the other ends of the rotating tie rods are movably connected together through a connecting seat, a thread locking shaft is arranged on the right connecting seat in a penetrating and rotating mode, and the thread of the head end section of the thread locking shaft penetrates through the left connecting seat.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a semicircular clamp plate sets up, the pipe box of a completion is constituteed in the butt joint of two semicircular clamp plates, this pipe box overlaps to cover just on the weld bead at elbow both ends, can avoid impacting when the weld bead leaks gas and spray on the passerby causes bodily injury, and pipe box cover can avoid sunshine to penetrate directly on the weld bead, the spraying paint of protection weld bead department, prevent to spray paint and shine the oxidation for a long time and take place to drop, make weld bead corrosion fracture, the pole is tightened in the rotation of four places in addition, two connecting seats and a screw locking axle have constituteed a X form jointly and have tightened the mechanism, only need to twist soon a screw locking axle and just can tighten the right and left four semicircular clamp plates and lean on the location together, this just makes the holistic installation constant head tank convenient and fast of device.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a three-dimensional schematic diagram of the utility model.

Fig. 3 is a three-dimensional schematic diagram of the present invention.

Fig. 4 is a schematic view of the butt joint of the left part and the right part of the utility model.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. bending the pipe; 2. a semicircular clamping plate; 201. pressing the teeth; 3. an arc-shaped ridge rod; 4. an arc-shaped side stay bar; 401. a tilt link; 5. rotating the tightening rod; 501. a connecting seat; 6. and (4) locking the shaft through threads.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a protective reinforcing device for a natural gas pipeline elbow, which comprises an elbow 1, a semicircular clamping plate 2, a jacking tooth 201, an arc ridge rod 3, an arc side supporting rod 4, an inclined connecting rod 401, a rotating tightening rod 5, a connecting seat 501 and a thread locking shaft 6; an inclined connecting rod 401 is welded and supported between the head end and the tail end of the arc-shaped side stay bar 4; the arc-shaped side supporting rod 4 is characterized in that the head end and tail end sections of the arc-shaped side supporting rod 4 are fixedly welded with a uniform semicircular clamping plate 2, two ends of the two semicircular clamping plates 2 are respectively provided with a long strip butt joint plate in a bent mode, four insertion rods are respectively arranged on the two long strip butt joint plates in a penetrating mode and welded with the two insertion rods in a supporting mode, and when the two semicircular clamping plates 2 are abutted, the four insertion rods and the four insertion rods are correspondingly inserted together.

Wherein, arc side vaulting pole 4 has constituteed a bow-shaped mount jointly with slope connecting rod 401, and bow-shaped mount can consolidate support elbow 1, avoids under the condition that elbow 1 does not have the support the pressure of its both ends welding straight tube to prop the torsion and break off the crater at elbow 1 both ends with the fingers and thumb and break and appear and pull out gas leakage crack.

Wherein, the electric welding between two upper and lower two above-mentioned semicircular splint 2 has an arc spine 3, and when two sets of totally four semicircular splint 2 butt joint clamps leaned on together, two arc spine 3 on it were pieced together, and two arc spine 3 can play certain striking protection effect to the positive curved segment of elbow 1.

Wherein, the rear side or the bottom half section of the circumferential inner wall of the four semicircular clamping plates 2 are supported in an annular array manner and provided with four rows of jacking teeth 201 with the tail ends in an arc-shaped slicing manner, when the upper and the lower groups of the four semicircular clamping plates 2 are butted and sleeved on the two end sections of the elbow 1, the four rows of jacking teeth 201 are just propped against the welding straight pipes at the two ends of the elbow 1, the jacking teeth 201 can generate jacking friction force with the pipe wall to position the semicircular clamping plates 2, and a spacing space is formed between the lower semicircular clamping plates 2 and the pipe wall under the support of the jacking teeth 201, so that rainwater can flow smoothly, the rainwater is prevented from permeating between the lower semicircular clamping plates 2 and the pipe wall and being difficult to remove and cause rust corrosion, in addition, the two semicircular clamping plates 2 are butted to form a finished pipe sleeve, the pipe sleeve is just covered on the welding openings at the two ends of the elbow 1, and the phenomenon that the rainwater is impacted and sprayed on passersby the pass, and the pipe sleeve is covered on the welded junction to prevent direct irradiation of sunlight, so that the paint at the welded junction is protected, the paint is prevented from falling off due to long-time irradiation and oxidation, and the welded junction is corroded and broken.

Wherein, two inclined connecting rods 401 are symmetrically connected with two rotating tie rods 5, the other ends of the two rotating tie rods 5 are movably connected together through a connecting seat 501, a thread locking shaft 6 is arranged on the right connecting seat 501 in a penetrating and rotating manner, the thread of the head end section of the thread locking shaft 6 penetrates through the left connecting seat 501, the rotating tie rods 5, the two connecting seats 501 and the thread locking shaft 6 form an X-shaped tightening mechanism, the left semicircular clamping plate 2 and the right semicircular clamping plate 2 can be tightened and positioned together only by screwing the thread locking shaft 6, and the whole installation positioning groove of the device is convenient and fast.

The specific use mode and function of the embodiment are as follows:

the utility model discloses an use flow: the left and right semicircular clamping plates 2 are correspondingly sleeved and clamped on two end sections of the elbow 1, and then the threaded locking shaft 6 is screwed to tightly connect the left and right connecting seats 501 together, so that the semicircular clamping plates 2 are butted and sleeved and clamped at two ends of the elbow 1.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a be used for natural gas line bend department to protect reinforcing apparatus which characterized in that: the protective reinforcing device for the bend of the natural gas pipeline comprises a bend (1), a semicircular clamping plate (2), a jacking tooth (201), an arc ridge rod (3), an arc side supporting rod (4), an inclined connecting rod (401), a rotating tie rod (5), a connecting seat (501) and a thread locking shaft (6); an inclined connecting rod (401) is welded and supported between the head end and the tail end of the arc-shaped side supporting rod (4); the arc-shaped side supporting rod (4) is characterized in that the head end and the tail end of the arc-shaped side supporting rod are fixedly welded with an equal semicircular clamping plate (2), two ends of the two semicircular clamping plates (2) are respectively provided with a long strip butt joint plate in a bent mode, four insertion holes are respectively formed in the two long strip butt joint plates in a penetrating mode, four insertion rods are welded to the two long strip butt joint plates in a supporting mode, and when the two semicircular clamping plates (2) are butted and clamped at the time, the four insertion rods and the four insertion holes are correspondingly inserted together.

2. The device for protecting and reinforcing the bend of the natural gas pipeline as claimed in claim 1, wherein: the arc-shaped side stay bar (4) and the inclined connecting rod (401) jointly form an arch-shaped fixing frame.

3. The device for protecting and reinforcing the bend of the natural gas pipeline as claimed in claim 1, wherein: an arc-shaped ridge rod (3) is electrically welded between the upper semicircular clamping plate and the lower semicircular clamping plate (2), and when the upper semicircular clamping plate and the lower semicircular clamping plate (2) are butted and clamped together, the two arc-shaped ridge rods (3) on the upper semicircular clamping plate and the lower semicircular clamping plate are spliced together.

4. The device for protecting and reinforcing the bend of the natural gas pipeline as claimed in claim 1, wherein: four rows of top pressing teeth (201) are arranged on the rear side or the bottom half section of the circumferential inner wall of the semicircular clamping plates (2) in an annular array support mode, the tail ends of the four rows of top pressing teeth are in arc-shaped slicing, and when the upper and lower groups of the four semicircular clamping plates (2) are in butt joint and are clamped on the two end sections of the elbow (1), the four rows of top pressing teeth (201) are just abutted against the welding straight pipes at the two ends of the elbow (1).

5. The device for protecting and reinforcing the bend of the natural gas pipeline as claimed in claim 1, wherein: two rotating tie rods (5) are symmetrically connected to the two inclined connecting rods (401).

6. The device for protecting and reinforcing the bend of the natural gas pipeline as claimed in claim 5, wherein: the other ends of the two rotating tightening rods (5) are movably connected together through a connecting seat (501), and a threaded locking shaft (6) is arranged on the right connecting seat (501) in a penetrating and rotating mode.

7. The device for protecting and reinforcing the bend of the natural gas pipeline as claimed in claim 6, wherein: the head end section screw thread of screw thread locking shaft (6) runs through left side connecting seat (501).