CN215880451U - Assembly connecting device for crawler-type electric heater tool - Google Patents
Assembly connecting device for crawler-type electric heater tool Download PDFInfo
- Publication number
- CN215880451U CN215880451U CN202121936577.5U CN202121936577U CN215880451U CN 215880451 U CN215880451 U CN 215880451U CN 202121936577 U CN202121936577 U CN 202121936577U CN 215880451 U CN215880451 U CN 215880451U
- Authority
- CN
- China
- Prior art keywords
- electric heater
- crawler
- connecting device
- type electric
- tool according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Control Of Resistance Heating (AREA)
Abstract
The utility model provides an assembly and connection device for a crawler-type electric heater tool, which comprises a plurality of electric heaters, wherein two adjacent electric heaters are connected through a telescopic connection structure, and the telescopic connection structures can rotate relatively, and belongs to the technical field of welding preheating.
Description
Technical Field
The utility model relates to an assembling and connecting device for a crawler-type electric heater tool, which is not limited by the utility model.
Background
The installation of steel pipe in the hole, ambient temperature is low, humidity is big, and power station steel pipe welding heating all adopts crawler-type frock electric heater (for short the heater), and the steel pipe that needs the heating is when the girth welding operation, the heating method of use: during the butt welding, lay the heater along steel pipe outer wall welding seam round and preheat and temperature control between the layer, when butt welding was accomplished and is carried out back seam carbon arc gouging back gouging and welding, the heater of laying at the back seam moved to intraduct and laid on the welding seam front seam along steel pipe inner wall round, heated (temperature control and back heat preservation in advance), the heater is fixed all to adopt the magnet shoulder pole fixed during welding seam welding operation, fixes on the steel pipe through magnetic force, has following problem:
firstly, during circular seam welding of the steel pipe, a heater is fixed on a welding seam on the steel pipe by adopting a magnet carrying pole, the heater is laid on a back seam during the front seam welding, and the heater is moved to the inner wall of the steel pipe and laid on the front seam during the back seam carbon arc gouging and welding, so that the times of repeatedly transferring the heater and auxiliary personnel are increased due to the fact that the number of the welding seams of the steel pipe is large, and the construction efficiency is obviously reduced; secondly, the heaters are fixedly laid on the welding seams by magnet carrying poles, and magnetic force can influence the flow direction of welding flux in the welding process of the welding seams, so that the welding flux of welding rods is deflected, and the welding quality is influenced;
in order to solve the problem, the utility model provides an assembly connecting device for crawler-type electric heater frock.
SUMMERY OF THE UTILITY MODEL
The utility model provides an assembling and connecting device for a crawler-type electric heater tool, aiming at solving the problems that the magnetic force influences the flow direction and the deflection of welding flux.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an assembly connection device for crawler-type electric heater frock, includes electric heater, electric heater's quantity is provided with a plurality ofly, adjacent two connect through scalable connection structure between the electric heater, and scalable connection structure itself can rotate relatively.
As a further description of the above technical solution:
the electric heaters are annularly arranged.
As a further description of the above technical solution:
scalable connection structure includes two round steel, two the round steel respectively with adjacent two electric heater fixed connection, two pass through spring part fixed connection between the round steel.
As a further description of the above technical solution:
the end part of the round steel is fixedly connected with a hook, and the hook faces to the outer side face of the electric heater.
As a further description of the above technical solution:
and two ends of the spring piece are provided with connecting hooks, and the connecting hooks are connected with the hooks.
As a further description of the above technical solution:
the telescopic connection structure comprises two connecting pieces, wherein the two connecting pieces are respectively fixedly connected with the two adjacent electric heaters, and the two connecting pieces are movably connected through a locking rod.
As a further description of the above technical solution:
the side of the connecting piece is provided with a long slotted hole, and the locking rod is inserted into the long slotted hole.
As a further description of the above technical solution:
the locking rod comprises a rod body, a limiting end portion is arranged at one end portion of the rod body, and an R-shaped cotter pin is detachably connected to the other end of the rod body.
The utility model has the beneficial effects that: when the steel plate welding seam is welded and heated, the heater is fixedly assembled and connected, the process of transferring the heater during welding seam welding is omitted by the assembling and connecting device, personnel investment and equipment damage are reduced, construction efficiency is effectively and reasonably improved, the temperature control requirement of a steel pipe is guaranteed, the method that the heater is fixed by the magnet during welding seam welding is replaced, the problem that magnetic force influences the flow direction and the partial melting of welding is solved, and the welding quality of the steel pipe welding seam is further guaranteed.
Drawings
In order to more clearly show a mounting connection device for a crawler-type electric heater tool, the following drawings are shown;
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a side view of the heater of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 5 is a schematic diagram of the structure of FIG. 4 at B in accordance with the present invention;
FIG. 6 is a side view of the heater of FIG. 4 in accordance with the present invention;
fig. 7 is a schematic view of the locking rod structure of the present invention.
Wherein the reference numbers in the figures;
1. a pressure steel pipe; 2. a pipeline weld; 3. an electric heater; 4. round steel; 5. hooking; 6. a spring member; 7. a connecting member; 71. a long slot hole; 8. a locking lever; 81. a rod body; 82. a limiting end part; 83. an R-shaped cotter pin.
Detailed Description
Example one
Referring to fig. 1, an assembling and connecting device for a crawler-type electric heater fixture is provided, which includes a plurality of electric heaters 3, two adjacent electric heaters 3 are connected by a telescopic connecting structure, and the telescopic connecting structure itself can rotate relatively.
A plurality of electric heater 3 are the annular setting, adopt scalable connection structure to carry out two liang of connection electric heater 3, and the comparison of connection is more stable, has solved magnetic force moreover and has influenced the welding flow direction, the partial melting problem, has further guaranteed steel pipe welding seam welding quality.
Referring to fig. 1-3, a specific telescopic connection structure is provided
Scalable connection structure includes two round steel 4, and two round steel 4 respectively with two adjacent electric heater 3 fixed connection, through spring part 6 fixed connection between two round steel 4, spring part 6 can the extension motion, also can produce certain deformation along the axial of spring part 6 of course.
The end part of the round steel 4 is fixedly connected with a hook 5, and the hook 5 faces the outer side surface of the electric heater 3.
The two ends of the spring part 6 are provided with connecting hooks, the connecting hooks are connected with the hooks 5, and the connecting hooks and the hooks 5 can be directly hung or fixedly connected (other auxiliary parts are adopted).
Example two
The difference from the first embodiment is that the retractable connecting structure is provided with reference to fig. 4-7
The telescopic connecting structure comprises two connecting pieces 7, the two connecting pieces 7 are respectively and fixedly connected with the two adjacent electric heaters 3, and the two connecting pieces 7 are movably connected through a locking rod 8.
The side of the connecting pieces 7 is provided with a long slotted hole 71, the locking rod 8 is inserted into the long slotted hole 71, and the two connecting pieces 7 can rotate along the locking rod 8 and can also slide for a certain distance along the length direction of the long slotted hole 71.
The locking lever 8 includes a lever body 81, a limit end 82 is provided at one end of the lever body 81, and an R-shaped cotter pin 83 is detachably connected to the other end of the lever body 81.
Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure of the utility model disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.
It is to be understood that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The utility model is not limited to the precise arrangements described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.
Claims (8)
1. The utility model provides an assembly connecting device for crawler-type electric heater frock, includes electric heater (3), its characterized in that: the quantity of electric heater (3) is provided with a plurality ofly, adjacent two connect through scalable connection structure between electric heater (3), and scalable connection structure itself can rotate relatively.
2. The assembling and connecting device for the crawler-type electric heater tool according to claim 1, wherein: the electric heaters (3) are arranged annularly.
3. The assembling and connecting device for the crawler-type electric heater tool according to claim 1, wherein: scalable connection structure includes two round steel (4), two round steel (4) respectively with adjacent two electric heater (3) fixed connection, two pass through spring part (6) fixed connection between round steel (4).
4. The assembly connecting device for the crawler-type electric heater tool according to claim 3, wherein: the end part of the round steel (4) is fixedly connected with a hook (5), and the hook (5) faces the outer side face of the electric heater (3).
5. The assembly connecting device for the crawler-type electric heater tool according to claim 4, wherein: and two ends of the spring piece (6) are provided with connecting hooks, and the connecting hooks are connected with the hook (5).
6. The assembling and connecting device for the crawler-type electric heater tool according to claim 1, wherein: the telescopic connection structure comprises two connecting pieces (7), the two connecting pieces (7) are respectively fixedly connected with the two adjacent electric heaters (3), and the two connecting pieces (7) are movably connected through a locking rod (8).
7. The assembly connecting device for the crawler-type electric heater tool according to claim 6, wherein: the side surface of the connecting piece (7) is provided with a long slotted hole (71), and the locking rod (8) is inserted into the long slotted hole (71).
8. The assembling and connecting device for the crawler-type electric heater tool according to claim 6 or 7, wherein: the locking rod (8) comprises a rod body (81), a limiting end portion (82) is arranged at one end portion of the rod body (81), and an R-shaped cotter pin (83) is detachably connected to the other end of the rod body (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936577.5U CN215880451U (en) | 2021-08-18 | 2021-08-18 | Assembly connecting device for crawler-type electric heater tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936577.5U CN215880451U (en) | 2021-08-18 | 2021-08-18 | Assembly connecting device for crawler-type electric heater tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215880451U true CN215880451U (en) | 2022-02-22 |
Family
ID=80342819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121936577.5U Active CN215880451U (en) | 2021-08-18 | 2021-08-18 | Assembly connecting device for crawler-type electric heater tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215880451U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115365692A (en) * | 2022-08-30 | 2022-11-22 | 阜阳安固锅炉压力容器制造有限公司 | Welding method for preventing welding seam from cracking |
| CN116984783A (en) * | 2023-06-25 | 2023-11-03 | 三峡绿色发展有限公司 | Full-position automatic soft track welding and heating block sharing device and use method |
-
2021
- 2021-08-18 CN CN202121936577.5U patent/CN215880451U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115365692A (en) * | 2022-08-30 | 2022-11-22 | 阜阳安固锅炉压力容器制造有限公司 | Welding method for preventing welding seam from cracking |
| CN116984783A (en) * | 2023-06-25 | 2023-11-03 | 三峡绿色发展有限公司 | Full-position automatic soft track welding and heating block sharing device and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215880451U (en) | Assembly connecting device for crawler-type electric heater tool | |
| CN100393447C (en) | Electromagnetically heating airplane riveting device | |
| CN208713192U (en) | Penstock weld seam heating device | |
| CN205702920U (en) | A kind of pipeline preheating heater | |
| CN107999924B (en) | Coaxiality precision control device and method for long straight structure conduit brazing | |
| CN220228162U (en) | Socket argon arc welding elbow pipe fitting | |
| CN209743836U (en) | Novel composite pipeline combined connecting piece | |
| CN208534073U (en) | A kind of device positioned for controlling pre-buried horizontal case | |
| CN203279234U (en) | Flexible assembly type induction heater | |
| CN111442136B (en) | Structure and method for compensating stress of inner and outer pipelines of high-temperature molten salt tank | |
| CN110480115A (en) | The just replacement bracket of tin silk on a kind of tin welding torch | |
| CN212823711U (en) | Pipe body connecting structure convenient to weld | |
| WO2023061016A1 (en) | Heated face serpentine tube anti-wear tile welding method and serpentine tube heat exchanger | |
| CN2923103Y (en) | Plane-rivet electromagnetic-heating riveting device | |
| KR20190069914A (en) | Apparatus and method for heating reinforce of structure | |
| CN205673745U (en) | Fixed welding gun group | |
| CN210536972U (en) | Novel heating coil | |
| CN207945371U (en) | Two-part coupling pipe elements | |
| CN221121188U (en) | Pipeline preheating device for uncompensated direct-buried laying of thermal pipeline | |
| CN107175421B (en) | A kind of compressive pre-stress bimetal centrifugal is cast the welding procedures of compound pipe end flanges | |
| CN214264402U (en) | Heating device for inner wall of pipeline | |
| CN218182676U (en) | Circular ground material installation assembly welding adjustment control device | |
| CN202079367U (en) | Supporting equipment for connecting electric hot melting strip | |
| CN212319128U (en) | HDPE material welded structure based on electromagnetic induction heating | |
| CN221463208U (en) | Equal-diameter three-way pipe joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |