CN211361307U - On-site repair equipment for weldable pipe - Google Patents
On-site repair equipment for weldable pipe Download PDFInfo
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- CN211361307U CN211361307U CN201921668438.1U CN201921668438U CN211361307U CN 211361307 U CN211361307 U CN 211361307U CN 201921668438 U CN201921668438 U CN 201921668438U CN 211361307 U CN211361307 U CN 211361307U
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- pipe
- pipe fitting
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Abstract
The utility model provides an on-spot repair equipment for can weld tubular product, on-spot repair equipment includes: pipe fitting fixing device, pipe fitting cutting device, frame and pipe fitting welding set, pipe fitting fixing device, pipe fitting cutting device with pipe fitting welding set up in the frame, the target pipe fitting is fixed in the pipe fitting fixing device, at least part exposes outside the pipe fitting fixing device, pipe fitting cutting device set up in pipe fitting fixing device lateral part for excise the damaged part in the target pipe fitting, pipe fitting welding set up in pipe fitting fixing device lateral part is used for carrying out flange welding or extension pipe welding to the target pipe fitting through damaged excision.
Description
Technical Field
The utility model relates to the field of machinary, concretely relates to on-spot repair equipment for can weld tubular product.
Background
In the construction environment of the concrete pump truck, the condition of uncontrollable pipe explosion of a concrete conveying pipeline is often encountered, and because the pipeline used by the concrete pump truck has various lengths and specifications, the general concrete pump truck cannot be provided with a whole set of spare pipes along with the truck, and the construction environment is also in place, the situation that the new pipe can be replaced in time to continue working after the pipe explosion is difficult to realize, and the general situation that the new pipe can only be waited to be conveyed to a construction site and then replaced, a large amount of waiting time is spent, and the construction progress is further influenced; under special circumstances, constructors can also take some emergency measures to repair the pipe burst and continue working, such as: firstly, winding a burst pipe tightly by using a cleaning cloth; and secondly, surrounding and welding an explosion opening generated by pipe explosion at the periphery of the pipeline by using a steel plate, wherein although the concrete pump truck can work continuously temporarily in the two modes, the risk of secondary pipe explosion at any time still exists, and thus, great potential safety hazards exist for constructors.
The damaged pipe that trades down on general concrete pump truck, the pump truck driver all can collect it on the concrete pump truck, and follow-up most sell as the waste product, and the concrete conveying pipe that also has the old pipe that still can utilize or length differs on general concrete pump truck can use as the raw and other materials of temporary transformation promptly.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, an object of the utility model is to provide a field repair equipment for can weld tubular product, a serial communication port, field repair equipment includes:
pipe fitting fixing device, pipe fitting cutting device, frame and pipe fitting welding set, pipe fitting fixing device, pipe fitting cutting device with pipe fitting welding set up in the frame, the target pipe fitting is fixed in the pipe fitting fixing device, at least part exposes outside the pipe fitting fixing device, pipe fitting cutting device set up in pipe fitting fixing device lateral part for excise the damaged part in the target pipe fitting, pipe fitting welding set up in pipe fitting fixing device lateral part is used for carrying out flange welding or postpone the pipe fitting welding to the target pipe fitting through damaged excision.
Preferably, the pipe cutting device employs a rotary cutting wheel disc perpendicular to the target pipe.
Preferably, the pipe fixing device comprises a rotary hollow chuck and a rotary driving device, the rotary hollow chuck is used for fixing the target pipe, the rotary hollow chuck can rotate and is installed on the bracket, and the rotary driving device is in transmission connection with the rotary hollow chuck and is used for driving the rotary hollow chuck to rotate together with the pipe.
Preferably, the pipe welding device adopts a welding gun.
Preferably, the welding gun is fixed on the side of the pipe fixing device and points to the target pipe.
Preferably, the pipe cutting machine further comprises a length scale, wherein the length scale is arranged on the rack and on the side of the target pipe and used for marking the length of the target pipe and the cutting position.
Preferably, the cutting device further comprises a cooling water spraying device for spraying cooling water to the target pipe when cutting.
Preferably, the pipe cutting device comprises a driving motor and a grinding wheel cutting piece, the grinding wheel cutting piece is mounted on an output wheel shaft of the driving motor, and the grinding wheel feeding hand wheel is in transmission connection with the driving motor and used for driving the driving motor and the grinding wheel cutting piece to be close to or far away from the target pipe.
Preferably, the pipe fixing device includes a first pipe fixing portion and a second pipe fixing portion, the first pipe fixing portion and the second pipe fixing portion respectively fix a section of pipe, and the pipe welding device is disposed between the first pipe fixing portion and the second pipe fixing portion and used for welding the pipes fixed on the first pipe fixing portion and the second pipe fixing portion together.
Preferably, one of the first and second pipe fixing parts is fixed with a wear-resistant flange, and the other is fixed with a target pipe, the first and second pipe fixing parts are opposite to each other, and the pipe welding device welds the pipes fixed on the first and second pipe fixing parts together.
Preferably, the rotary drive means employs a rotary drive motor for driving the target tubular to rotate within or in conjunction with the rotating hollow chuck. The rotary cutting wheel disc is used for cutting the target pipe fitting to form a flat cutting plane, and the position of the rotary cutting wheel disc is adjustable. The welding gun is used for welding the two sections of cut target pipe fittings. The target pipe fitting is usually a partially damaged pipe fitting to be repaired, and although the pipe fitting is partially damaged, the rest part of the pipe fitting is basically intact, and the pipe fitting can be continuously used by welding the flange as long as the damaged part is cut off.
Of course, after the uncontrollable pipe bursting of the concrete conveying pipeline on the construction site, the length of one section of pipe to be repaired is not enough to form a replacement pipe independently, and two or even three damaged pipes are required to form the replacement pipe with the length completely same as that of the original pipe after cutting, welding and connecting flanges.
The utility model discloses the scene of the use of multiple difference can be applied to equipment:
after uncontrollable pipe explosion of the concrete conveying pipeline is carried out on a construction site, temporary emergency transformation can be rapidly carried out on the pipe explosion pipeline, the damaged pipe fittings left on the site are adopted for replacing the pipe fittings, the waiting time is saved, and the construction progress is not influenced.
Secondly, in an engineering machinery overhaul factory, collected pipes after pipe explosion can be cut and welded into a new pipe according to the required length, and the new pipe is sold for the second time.
And thirdly, for outsourced engineering machinery after-sales service personnel, the pipeline of the pipe burst can be quickly subjected to temporary emergency reconstruction on site by using the equipped concrete conveying pipeline repairing, cutting and welding integrated machine.
Fourthly, the concrete conveying pipeline repairing, cutting and welding integrated machine is used as a standard component of a concrete pump truck and is carried along with the truck.
The using method comprises the following steps:
after uncontrollable pipe bursting occurs, because a plurality of unused bad pipes exist on the site, but because the pipelines exist in a set, the lengths of all the pipes in the set are often different from each other, so that a new set of pipe fittings cannot be prepared on the site, the pipe bursting can be replaced at any time, but a plurality of bad pipes inevitably exist on the site.
The concrete pump truck pipeline repairing method and the concrete pump truck pipeline repairing device utilize the damaged pipes to realize the on-site repairing of the concrete pump truck pipeline. After a pipe burst occurs, its length may be determined based on the location of the pipe burst, or may be measured in the field. Selecting two damaged pipes with intact part length larger than the burst pipe length based on the length, respectively cutting, and welding the cut pipes together.
Cutting a damaged pipe: to the booster that different positions appear, need the replacement pipeline of different length, when bad pipe cutting, need calculate the pipeline length that needs remain with bad pipe clamp on rotatory cavity chuck, the part that makes the pipeline damage exposes at the rotation type cutting machine side, open the cutting machine, the feed distance after-fixing of adjustment cutting machine, rotatory cavity chuck drives the pipeline and rotates together, the pipeline just is cut off after rotatory a week, need let in the coolant liquid cooling in the time of the cutting, the coolant liquid can spray through the water pipe.
Welding the cut pipeline: and judging whether a single pipeline is enough to form a replacement pipe after cutting, if so, butt-welding the pipeline part reserved after cutting with the wear-resistant connecting flange, and otherwise, welding the two end pipes together and then welding the flange. The method comprises the following steps: after cutting, the cutting machine is moved away, the welding gun is adjusted to the welding position, the hollow chuck is rotated to drive the pipeline and the wear-resistant connecting flange to rotate together, and the pipeline is welded well after rotating for a circle. Only one section of pipe fitting can be fixed by adopting 1 rotary hollow chuck, the other section of pipe fitting is arranged on the adjustable mounting bracket and is opposite to the first section of pipe fitting, and after the two sections of pipes are welded, the two sections of pipes can rotate together along with the rotary hollow chuck. Of course, the two sections of pipes can be provided with rotary hollow chucks respectively to drive the two sections of pipes to rotate synchronously.
The back end installation height-adjustable support frame of work piece long time, the pipeline can rotate in a flexible way on the support frame, and the support frame is adjustable simultaneously and the concrete conveying pipeline restores the distance between cutting, the welding all-in-one. The other section of the pipeline to be welded or the wear-resistant flange which is not fixed by the rotating hollow chuck can also be supported by the supporting frame so as to keep the same height as the pipe fitting fixed by the rotating hollow chuck.
The concrete conveying pipeline repairing and cutting equipment can also be provided with an assembly system, and is used for cutting, welding and assembling raw materials (an outer pipe, an inner pipe and a wear-resistant connecting flange) purchased by a manufacturer into specified specifications on site.
Drawings
Fig. 1 is a schematic structural diagram of a field repair device according to an embodiment of the present invention.
The label name:
1. concrete conveying pipe
2. Rack
3 rotating drive motor
4 welding gun rack
5 rotating hollow chuck
6 welding gun
7 cutting grinding wheel
8 cutting machine
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Example 1
The field repair apparatus of the present embodiment includes: pipe fitting fixing device, pipe fitting cutting device, frame 2 and pipe fitting welding set, pipe fitting fixing device, pipe fitting cutting device with pipe fitting welding set up in frame 2, and the target pipe fitting is fixed in pipe fitting fixing device, and at least part exposes outside pipe fitting fixing device, pipe fitting cutting device set up in pipe fitting fixing device lateral part for excision is carried out to the damaged part in the target pipe fitting, pipe fitting welding set up in pipe fitting fixing device lateral part is used for carrying out flange welding or postpone the pipe fitting welding to the target pipe fitting through damaged excision.
As shown in fig. 1, in the field repair apparatus of the present embodiment, the pipe fixing device includes a rotary hollow chuck 4 and a rotary driving motor 3, the pipe welding device employs a welding gun 6, and the pipe cutting device employs a rotary cutting wheel 7 (a grinding wheel). The rotary cutting wheel is mounted on a cutter 8. Preferably, the cutting machine 8 further comprises a grinding wheel feeding hand wheel (or a stepping mechanism), the grinding wheel feeding hand wheel is in transmission connection with a grinding wheel motor of the cutting machine through a screw rod, the hand wheel drives the screw rod to rotate, and the screw rod penetrates through a rack of the cutting machine and is in threaded fit with the rack of the cutting machine, so that when the screw rod rotates, the motor can be driven to advance or retreat relative to the rack so as to be close to or away from the pipe fitting. The repair device further comprises a welding gun holder 4, a rotating hollow chuck 5. The rotary cutting wheel can be a common cutting wheel sold in the market and driven by a motor of the cutting machine, and the details are not described here.
In a preferred implementation, the pipe fixing device may include a first pipe fixing portion and a second pipe fixing portion, and the first pipe fixing portion and the second pipe fixing portion respectively fix a section of pipe during welding, for example, the first fixing portion employs the above-mentioned rotating hollow chuck, and the second fixing portion may employ a simple pipe support, for example, a small support platform (the portion is not shown in the figure, and those skilled in the art can easily implement the present invention according to the present novel concept). Or the second fixing portion, the hand flange or another wear tube may be omitted. During welding, the pipe welding device is arranged between the first pipe fixing part and the second pipe fixing part and used for welding the pipes fixed on the first pipe fixing part and the second pipe fixing part together.
The rotary driving motor is connected with the rotary hollow chuck through a hinge or through a gear transmission. This is easily accomplished by those skilled in the art and will not be described in detail herein.
When the flange welding is needed, the target pipe fitting is fixed by the rotary hollow chuck, the wear-resistant flange is arranged on the small platform or other supporting pieces and aligned with the target pipe fitting to start welding, then the rotary driving motor is started to drive the target pipe fitting to rotate, and the target pipe fitting and the flange are partially welded together to drive the flange to rotate.
The use method of the device comprises the following steps:
cutting a damaged pipe: the first bad pipe is clamped on the rotary hollow chuck, the damaged part of the pipeline is exposed on the side of the cutting machine, the cutting machine is started, the feeding distance of the cutting machine is adjusted and then fixed, the rotary hollow chuck drives the pipeline to rotate together, the pipeline is cut off after rotating for a circle, and cooling liquid needs to be introduced for cooling during cutting.
The length of the manufactured pipeline is used to reduce the length remained after the first damaged pipe is cut, and the length remained after the second damaged pipe is cut is the length needed to be remained.
The second damaged pipe is clamped on the rotary hollow chuck, the damaged part of the pipeline is exposed on the side of the cutting machine, the cutting machine is started, the feeding distance of the cutting machine is adjusted and then the cutting machine is fixed, the rotary hollow chuck drives the pipeline to rotate together, the pipeline is cut off after rotating for a circle, and cooling liquid needs to be introduced for cooling while cutting.
Welding the cut pipeline: the pipeline part remained after cutting is relatively welded, and the mode is as follows: the welding machine is adjusted to the welding position, the left and right rotary hollow chucks distribute and fix a damaged pipe, the rotary hollow chucks drive the pipeline to rotate together, and the pipeline is welded after rotating for a circle. And then welding flanges at two ends of the welded pipe fitting. In general, the old pipe is often provided with a flange, and then two old pipes with flanges are welded together, and then the two old pipes are provided with flanges at two ends and can be directly used.
2, the length of the pipeline to be manufactured is short, and the specified length can be achieved by only cutting one damaged pipe. In this case, it is not necessary to weld two pipes, and it is only necessary to weld the connecting flange to the cut pipe. Place flange and pipe fitting to it, utilize welder to weld, rotatory pipe fitting drives the flange and rotates together afterwards, and welder then welds along the circumference, realizes the welding of pipe fitting flange.
While the principles of the invention have been described in detail in connection with the preferred embodiments thereof, it will be understood by those skilled in the art that the above-described embodiments are merely illustrative of exemplary implementations of the invention and are not limiting of the scope of the invention. The details in the embodiments do not constitute the limitations of the scope of the present invention, and any obvious changes such as equivalent transformation, simple replacement, etc. based on the technical solution of the present invention all fall within the protection scope of the present invention without departing from the spirit and scope of the present invention.
Claims (8)
1. An in situ remediation apparatus for weldable pipe, the in situ remediation apparatus comprising:
pipe fitting fixing device, pipe fitting cutting device, frame and pipe fitting welding set, pipe fitting fixing device, pipe fitting cutting device with pipe fitting welding set up in the frame, the target pipe fitting is fixed in the pipe fitting fixing device, at least part exposes outside the pipe fitting fixing device, pipe fitting cutting device set up in pipe fitting fixing device lateral part for excise the damaged part in the target pipe fitting, pipe fitting welding set up in pipe fitting fixing device lateral part is used for carrying out flange welding or extension pipe welding to the target pipe fitting through damaged excision.
2. The apparatus of claim 1, wherein the tubular fixing device comprises a rotating hollow chuck for fixing the target tubular with the rotating hollow chuck, the rotating hollow chuck being rotatable and mounted on the frame, and a rotary drive device drivingly connected to the rotating hollow chuck for driving the rotating hollow chuck to rotate with the tubular therein.
3. The field rehabilitation apparatus for weldable pipes according to claim 1, wherein the pipe cutting device employs a rotary cutting wheel perpendicular to the target pipe.
4. On-site rehabilitation apparatus for weldable pipes according to claim 1, characterized in that the pipe welding device employs a welding gun.
5. On-site rehabilitation apparatus for weldable pipes according to claim 4, wherein the welding torch is fixed to the side of the pipe fixing device, pointing towards the target pipe.
6. On-site rehabilitation apparatus for weldable pipes according to claim 4, wherein the welding torch is mounted on the frame by a torch holder, the position of the welding torch being adjustable.
7. The on-site repair equipment for weldable pipes according to claim 1, wherein the pipe cutting device comprises an abrasive wheel cutting machine and an abrasive wheel cutting blade, the abrasive wheel cutting blade is mounted on an output wheel shaft of the abrasive wheel cutting machine, and the abrasive wheel feeding hand wheel is in transmission connection with a motor of the abrasive wheel cutting machine and used for driving the motor and the abrasive wheel cutting blade to be close to or far away from a target pipe.
8. The apparatus of claim 1, wherein the pipe fixing device comprises a first pipe fixing portion and a second pipe fixing portion, each of the first pipe fixing portion and the second pipe fixing portion fixing a length of pipe, and the pipe welding device is disposed between the first pipe fixing portion and the second pipe fixing portion for welding the pipes fixed to the first pipe fixing portion and the second pipe fixing portion together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921668438.1U CN211361307U (en) | 2019-10-08 | 2019-10-08 | On-site repair equipment for weldable pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921668438.1U CN211361307U (en) | 2019-10-08 | 2019-10-08 | On-site repair equipment for weldable pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211361307U true CN211361307U (en) | 2020-08-28 |
Family
ID=72164370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921668438.1U Active CN211361307U (en) | 2019-10-08 | 2019-10-08 | On-site repair equipment for weldable pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211361307U (en) |
-
2019
- 2019-10-08 CN CN201921668438.1U patent/CN211361307U/en active Active
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