CN202970545U - Injection head turnover mechanism - Google Patents
Injection head turnover mechanism Download PDFInfo
- Publication number
- CN202970545U CN202970545U CN 201220607699 CN201220607699U CN202970545U CN 202970545 U CN202970545 U CN 202970545U CN 201220607699 CN201220607699 CN 201220607699 CN 201220607699 U CN201220607699 U CN 201220607699U CN 202970545 U CN202970545 U CN 202970545U
- Authority
- CN
- China
- Prior art keywords
- injection head
- overturning seat
- switching mechanism
- semitrailer
- car body
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model relates to an injection head turnover mechanism which is installed on a semitrailer body. The turnover mechanism comprises an injection head front support, a turnover base for containing an injection head, a base support plate for supporting the turnover base and a hydraulic oil cylinder. The lower end of the injection head front support is fixedly connected with the semitrailer body, the base support plate is fixedly arranged on the rear part of the semitrailer body, and the turnover base comprises a turnover base support part and a turnover base back part in corner connection. The corner of the turnover base is hinged with the base support plate. The hydraulic oil cylinder comprises a hydraulic cylinder and a hydraulic pressure rod. The hydraulic cylinder is hinged on the semitrailer body or the injection head front support. The hydraulic rod is hinged with the turnover base back part of the turnover base. The injection head front support comprises a front bracket, a tensioning lug plate and a fixed plate. The fixed plate is welded at the top of the front bracket, and the tensioning lug plate is welded on the lower part of the front bracket. The injection head turnover mechanism provided by the utility model has the beneficial effects that the injection head turnover mechanism is compact in structure and high in degree of automation.
Description
Technical field
The utility model relates to a kind of injection head switching mechanism, belongs to oil gas field and uses the continuous oil pipe operation field.
Background technology
For the continuous oil pipe operation semitrailer that is equipped with the Large Diameter Pipeline coiled tubing, because the injection head gooseneck is longer, so need to have the special injection head switching mechanism injection head that fell on semitrailer, in order to reduce the car load height, make car load have good road trafficability characteristic.When the needs operation, the injection head switching mechanism rises to vertical state with injection head, then with crane, injection head is winched to the well head place.The base of traditional injection head switching mechanism is by stent support, support is fixed on semi-trailer tail, the rotating shaft of base approximately is positioned at self centre position, therefore whole injection head switching mechanism is longer, after injection head fell, the injection head gooseneck is very near apart from roller of continuous oil pipe, the operation of inconvenient roller of continuous oil pipe.Hydraulic jack is positioned at semitrailer crossbeam inboard or the outside, may interfere with miscellaneous part.Because miscellaneous part will be installed in the bottom of injection head, for preventing the collision of these parts and semitrailer, need the afterbody mid portion of semitrailer is disconnected.In addition, after each injection head turn to vertical state, need personnel to climb on car with support bar, the injection head base support to be lived, plug bearing pin; Before injection head fell, also need personnel first support bar to be pulled down.
Also have a kind of injection head switching mechanism, although substructure height is lower, after injection head fell and the distance of roller of continuous oil pipe more suitable, but hydraulic jack is positioned at the back of whole semitrailer, and not protection, is easily collided with, particularly in the semitrailer driving process, more easily be collided; In addition, under injection head fell state, hydraulic jack reached the longest, was in all the time this state in the Vehicle Driving Cycle process, was unfavorable for the maintaining of hydraulic jack.
Summary of the invention
The utility model is for the deficiency of above-mentioned injection head switching mechanism, provide that a kind of car load is rationally distributed, easy to use, dependability well and safeguard injection head switching mechanism easily.
The technical scheme that the utility model solves the problems of the technologies described above is as follows:
a kind of injection head switching mechanism, be arranged on the semitrailer car body, described switching mechanism comprises the injection head front support, be used for placing the overturning seat of injection head, be used for supporting the base support plate of described overturning seat, hydraulic jack, described injection head front support lower end is fixedly connected with described semitrailer car body, described base support plate is fixed on the afterbody of described semitrailer car body, described overturning seat comprises overturning seat support portion and the overturning seat back-rest that is the turning connection, position, described overturning seat turning and described base support plate are articulated and connected, described hydraulic jack comprises hydraulic cylinder and hydraulic stem, described hydraulic cylinder is hinged on semitrailer car body or injection head front support, described hydraulic stem and described overturning seat back-rest are articulated and connected.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, the injection head front support comprises fore-stock, tension otic placode and fixed head, and described fixed head is welded on the top of described fore-stock, and described tension otic placode is welded on the bottom of described fore-stock.
The bottom of described injection head also is provided with the injection head underframe, described underframe is fixed by steady pin and described injection head, and described steady pin comprises long steady pin and short steady pin.
Described switching mechanism also comprises polyurethane upper padding plate and at least one polyurethane lower bolster, and described polyurethane upper padding plate is fixed on described fixed head, and described polyurethane lower bolster is fixed to the lower end of described overturning seat.
Also be provided with the semitrailer auxiliary girder on described semitrailer car body, described injection head front support and hydraulic cylinder are connected with described semitrailer car body by described semitrailer auxiliary girder.
The beneficial effects of the utility model are: injection head switching mechanism compact conformation, automaticity are high; Hydraulic jack is placed in semitrailer auxiliary girder top, avoided with semitrailer crossbeam in the parts in the outside interfere, and easy to maintenance; The tension otic placode plays the connecting fluid compressing cylinder and to the support double action of fore-stock; The injection head base contains self limit function, and position or bracing or strutting arrangement need not separately to limit; When injection head fell and hold up, the polyurethane backing plate played buffering and cushioning effect; Steady pin is fixed with nut, adjusts neatly spacing, to offset the center to center distance error that produces in manufacture process; Wearing and tearing when axle sleeve can effectively reduce the base shaft rotation.
Description of drawings
Fig. 1 is the structural representation of the utility model injection head switching mechanism;
Fig. 2 is the top view of Fig. 1 (not with injection head);
Fig. 3 is that the A-A of Fig. 1 is to sectional view;
Fig. 4 is that the B-B of Fig. 1 is to sectional view.
In Fig. 1 to Fig. 4,1, the semitrailer car body, 2, the semitrailer auxiliary girder, 3, fore-stock, 4, tension otic placode, 5, hydraulic jack, 6, injection head, 7, long steady pin, 8, underframe, 9, short steady pin, 10, the overturning seat support portion, 11, the polyurethane lower bolster, 12, base support plate, 13, the polyurethane upper padding plate, 14, fixed head, 15, the overturning seat back-rest, 16, bearing pin, 17, nut, 18, the cylinder end rotating shaft, 19, the rod end rotating shaft, 20, circlip, 21, bolt, 22, base shaft.
The specific embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example only is used for explaining the utility model, is not be used to limiting scope of the present utility model.
as shown in Figures 1 to 4, a kind of injection head switching mechanism, be arranged on semitrailer car body 1, this switching mechanism comprises the injection head front support, be used for placing the overturning seat of injection head 6, be used for supporting the base support plate 12 of overturning seat, hydraulic jack 5, wherein injection head front support lower end is fixedly connected with semitrailer car body 1, base support plate 12 is fixed on the afterbody of semitrailer car body 1, overturning seat comprises overturning seat support portion 10 and the overturning seat back-rest 15 that is the turning connection, position, overturning seat turning and base support plate 12 are articulated and connected, hydraulic jack 5 comprises hydraulic cylinder and hydraulic stem, hydraulic cylinder is hinged on semitrailer car body 1 or injection head front support, hydraulic stem and overturning seat back-rest 15 are articulated and connected.
The injection head front support comprises fore-stock 3, tension otic placode 4 and fixed head 14, fixed head 14 is welded on the top of described fore-stock 3, side the first half of fixed head is made outward-dipping shape, in injection head 6 fell process, when injection head 6 during near fixed head 14, the outward-dipping part of fixed head 14 play the guiding role, and makes injection head 6 can successfully be put into the end.Tension otic placode 4 is welded on the bottom of fore-stock 3.
The bottom of injection head 6 also is provided with injection head underframe 8, and underframe 8 is fixing by steady pin and injection head 6.This steady pin comprises long steady pin 7 and short steady pin 9, and the end of thread of long and short steady pin passes the hole of underframe 8 and fixed by nut 17, can adjust neatly spacing, to offset the center to center distance error that produces in manufacture process.Injection head 6 is put on underframe 8 and by long steady pin 7 and short steady pin 9 and locates, long steady pin 7 only has one, in being placed to the process of underframe 8, injection head 6 first allow the borehole jack of underframe 8 to long steady pin 7, and then locate other three holes, so just can easily injection head 6 be placed on underframe 8.
Switching mechanism also comprises polyurethane upper padding plate 13 and at least one polyurethane lower bolster 11, and polyurethane upper padding plate 13 is fixed on fixed head 14, and polyurethane lower bolster 11 is fixed to the lower end of overturning seat.When injection head 6 fell and holded up, polyurethane upper padding plate 13 and polyurethane underlay 11 plates played buffering and cushioning effect.
Also be provided with semitrailer auxiliary girder 2 on semitrailer car body 1, injection head front support and hydraulic cylinder are connected with semitrailer car body 1 by semitrailer auxiliary girder 2.
The position, turning of overturning seat is connected by base shaft 22 with base support plate 12.The large end face of base shaft 22 becomes avette, and the microcephaly locates porose, and bolt 21 passes the hole and is screwed on overturning seat, injection head 6 fell and the process of holding up in, without relatively rotating, guarantee that base shaft 22 is not damaged between base shaft 22 and overturning seat.Bearing pin 16 passes and guarantees in the hole of described base shaft 22 to fall and the process shaft holded up does not have axial jump at injection head 6.
Hydraulic cylinder is connected by cylinder end rotating shaft 18 with semitrailer car body 1 or injection head front support.Hydraulic stem is connected by rod end rotating shaft 19 with the overturning seat back-rest.Cylinder end rotating shaft 18 and rod end rotating shaft 19 are equipped with circlip 20 near in the groove of end face, to prevent axial jump.
In working order, hydraulic jack 5 elongations promote overturning seat and hold up, and injection head 6 is holded up thereupon and finally is in vertical state, and the polyurethane lower bolster 11 of 10 lower ends, overturning seat support portion is forced into the afterbody of semitrailer car body 1 at this moment; Under off working state, hydraulic jack 5 shrinks, and pulls overturning seat to turn forward, and injection head 6 tilts thereupon and finally drops on the injection head front support, and the polyurethane lower bolster 11 of overturning seat back-rest 15 lower ends is forced on semitrailer auxiliary girder 2 at this moment.Hydraulic jack 5 is retracted and when being elongated to extreme position, and the polyurethane lower bolster 11 of two positions of overturning seat can be respectively contact with the rear portion of semitrailer auxiliary girder 2 with semitrailer car body 1, a position-limiting action.
Semitrailer auxiliary girder of the present utility model is slightly done change in shape, uses on the platform of the upset injection head of can in officely what is the need for, as is fixed on truck chassis or sledge kind equipment, and be not limited only to semitrailer.
The above is only preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. injection head switching mechanism, be arranged on semitrailer car body (1), it is characterized in that, described switching mechanism comprises the injection head front support, be used for placing the overturning seat of injection head (6), be used for supporting the base support plate (12) of described overturning seat, hydraulic jack (5), described injection head front support lower end is fixedly connected with described semitrailer car body (1), described base support plate (12) is fixed on the afterbody of described semitrailer car body (1), described overturning seat comprises overturning seat support portion (10) and the overturning seat back-rest (15) that is the turning connection, position, described overturning seat turning and described base support plate (12) are articulated and connected, described hydraulic jack (5) comprises hydraulic cylinder and hydraulic stem, described hydraulic cylinder is hinged on semitrailer car body (1) or injection head front support, described hydraulic stem and described overturning seat back-rest (15) are articulated and connected.
2. a kind of injection head switching mechanism according to claim 1, it is characterized in that, described injection head front support comprises fore-stock (3), tension otic placode (4) and fixed head (14), described fixed head (14) is welded on the top of described fore-stock (3), and described tension otic placode (4) is welded on the bottom of described fore-stock (3).
3. a kind of injection head switching mechanism according to claim 1, is characterized in that, the bottom of described injection head (6) also is provided with injection head underframe (8), described underframe (8) is fixing by steady pin and described injection head (6).
4. a kind of injection head switching mechanism according to claim 2, it is characterized in that, described switching mechanism also comprises polyurethane upper padding plate (13) and at least one polyurethane lower bolster (11), described polyurethane upper padding plate (13) is fixed on described fixed head (14), and described polyurethane lower bolster (11) is fixed to the lower end of described overturning seat.
5. according to claim 1,2 or 3 described a kind of injection head switching mechanisms, it is characterized in that, also be provided with semitrailer auxiliary girder (2) on described semitrailer car body (1), described injection head front support and hydraulic cylinder are connected with described semitrailer car body (1) by described semitrailer auxiliary girder (2).
6. a kind of injection head switching mechanism according to claim 1, is characterized in that, the position, turning of described overturning seat is connected by base shaft (22) with described base support plate (12).
7. a kind of injection head switching mechanism according to claim 1, is characterized in that, described hydraulic cylinder is connected by cylinder end rotating shaft (18) with described semitrailer car body (1) or injection head front support.
8. a kind of injection head switching mechanism according to claim 1, is characterized in that, described hydraulic stem is connected by rod end rotating shaft (19) with the overturning seat back-rest of described overturning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220607699 CN202970545U (en) | 2012-11-17 | 2012-11-17 | Injection head turnover mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220607699 CN202970545U (en) | 2012-11-17 | 2012-11-17 | Injection head turnover mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202970545U true CN202970545U (en) | 2013-06-05 |
Family
ID=48511632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220607699 Expired - Fee Related CN202970545U (en) | 2012-11-17 | 2012-11-17 | Injection head turnover mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202970545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343670A (en) * | 2013-07-23 | 2013-10-09 | 四川宏华石油设备有限公司 | Injection head support |
-
2012
- 2012-11-17 CN CN 201220607699 patent/CN202970545U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343670A (en) * | 2013-07-23 | 2013-10-09 | 四川宏华石油设备有限公司 | Injection head support |
| CN103343670B (en) * | 2013-07-23 | 2015-01-28 | 四川宏华石油设备有限公司 | Injection head support |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104608573B (en) | Airbag lift bridge construction plate spring suspension system and automobile | |
| CN201552991U (en) | Multistation car coupler railway vehicle traction apparatus | |
| CN202970545U (en) | Injection head turnover mechanism | |
| CN201989761U (en) | Hydraulic stabilizer for a semi-trailer | |
| CN101665059B (en) | Axle of high load bearing semi-trailed carrier vehicle or special carrier vehicle | |
| CN201597580U (en) | Dumper with stable legs | |
| CN212447578U (en) | Bogie for preventing bearing saddle from falling off for railway rolling stock | |
| CN201842092U (en) | Traction platform car | |
| CN201026913Y (en) | Pull type semitrailer special for oil-well rig | |
| CN106275183B (en) | Pedal-type electric tricycle | |
| CN201694174U (en) | Hydraulic support leg for semitrailer | |
| CN202062375U (en) | Assembly trolley used for bearing vehicle body engines and rear axles | |
| CN202703369U (en) | Cargo car body turning-over protective device | |
| CN216231894U (en) | Make things convenient for folding cat ladder of fluid pressure type about equipment | |
| CN201610126U (en) | Vehicle support device | |
| CN203640764U (en) | Foldable mounting forklift | |
| CN209159837U (en) | A kind of automobile-used Rear frame of semi-mounted | |
| CN204781066U (en) | Loader frame and balanced heavy with auxiliary stay | |
| CN203186322U (en) | Zero-radius steering device | |
| CN202806907U (en) | Overturning locking device of heavy truck cab | |
| CN201511761U (en) | Axle of high load-capacity transport semi-trailer or dedicated transport vehicle | |
| CN205203126U (en) | Heel and turn over semi -trailer frame | |
| CN201309387Y (en) | Rear dump wagon rollover prevention safety device | |
| CN102689655A (en) | Torque-adjustable turnover mechanism for cab | |
| CN201694243U (en) | Heavy-duty dump truck without auxiliary frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151117 |
|
| EXPY | Termination of patent right or utility model |