CN211162968U - Supporting block repairing auxiliary tool for braking of oil field drill rod - Google Patents
Supporting block repairing auxiliary tool for braking of oil field drill rod Download PDFInfo
- Publication number
- CN211162968U CN211162968U CN201921926753.XU CN201921926753U CN211162968U CN 211162968 U CN211162968 U CN 211162968U CN 201921926753 U CN201921926753 U CN 201921926753U CN 211162968 U CN211162968 U CN 211162968U
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- supporting block
- chassis
- drill rod
- auxiliary tool
- pressing piece
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Abstract
The utility model belongs to the technical field of the frock, especially, relate to a supporting shoe repair auxiliary fixtures for the braking of oil field drilling rod, this frock includes the chassis, be equipped with a plurality of fixture that are used for centre gripping fixed supporting shoe on the said chassis; the utility model discloses the product is fixed a position and restraint when assembling the supporting shoe in the course of working, has improved the machining precision of supporting shoe work piece in the very big degree, and the mode of many clamping processing has improved the efficiency of course of working, has effectively reduced manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of the frock, especially, relate to an auxiliary fixtures is restoreed to supporting shoe for braking of oil field drilling rod.
Background
Under the complex geological conditions of an oil field, a hydraulic system is used for driving to execute braking and separation commands, and a drill rod braking device is used for enabling a moving part (or a moving machine) to enter a deceleration, stop or stop state. The drill rod braking device consists of three supporting blocks and a hydraulic system connected with the supporting blocks. Wherein, the supporting shoe is as the essential element, and its surface covers carbide and plays wear-resisting, increases life's effect. In the braking process, due to the large torque and the large inertia of the rotating piece, the abrasion of the hard alloy wear-resistant layer on the arc surface of the supporting block of the braking device is accelerated, the loss of the base material on the arc surface can be caused in extreme conditions, and the braking performance of the oil-gas braking device is reduced or lost. Therefore, the brake device needs to be inspected and maintained periodically for the state of the cemented carbide on the friction surface during the life cycle.
The existing maintenance method for the supporting block of the braking device is to restore the circular arc surface size required by a drawing by adopting a single-piece milling mode through a machining center after the previous treatment, and has the problems of low machining efficiency, unstable machining size and high cost.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a supporting shoe repair auxiliary fixtures for oil field drilling rod braking.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a supporting shoe repair auxiliary fixtures for braking of oil field drilling rod, includes the chassis, be equipped with a plurality of fixture that are used for the fixed supporting shoe of centre gripping on the chassis.
The utility model has the advantages that: the utility model discloses the product is fixed a position and restraint when assembling the supporting shoe in the course of working, has improved the machining precision of supporting shoe work piece in the very big degree, and the mode of many clamping processing has improved the efficiency of course of working, has effectively reduced manufacturing cost.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
As the utility model discloses further preferred, fixture includes bottom plate, positioning core axle and locating piece, the bottom plate connect in the chassis up end, positioning core axle connect perpendicularly in bottom plate upper end one side, positioning block connect in bottom plate upper end opposite side, be equipped with on the locating piece side with supporting shoe joint complex draw-in groove, the locating piece top is equipped with stop part, be equipped with down stop part on the locating piece lower extreme side.
The beneficial effect who adopts above-mentioned further scheme is effectual accurate location to the supporting shoe assembly, improves the machining precision.
As the utility model discloses it is further preferred, go up spacing part and include the casting die, go up the casting die with the locating piece top is connected, it is close to go up the casting die the vertical downwardly extending of a lateral buckling of draw-in groove forms the connecting plate, be equipped with the fastener that is used for fastening the supporting shoe on the connecting plate, the connecting plate is kept away from go up one side of casting die with the terminal surface of going up the casting die has the contained angle.
Adopt above-mentioned further scheme's beneficial effect be that the fastener can effectual fastening supporting shoe, the side and the supporting shoe of connecting plate laminate mutually simultaneously, realize accurate location.
As the utility model discloses it is further preferred, the fastener is the bolt spare, be equipped with a plurality of running through on the connecting plate the screw hole of connecting plate, the bolt spare connects soon in the screw hole and compresses tightly the supporting shoe.
The beneficial effect of adopting above-mentioned further scheme is that improves the machining precision.
As the utility model discloses it is further preferred, lower spacing part includes lug and pushing down, the lug connect in on the locating piece lower extreme side, pushing down connect in the lug is kept away from on the side of locating piece, push down the piece up end with the side of pushing down has the contained angle.
The beneficial effect who adopts above-mentioned further scheme is the terminal surface of laminating the supporting shoe, and restriction supporting shoe displacement improves the machining precision.
As the utility model discloses it is further preferred, the locating piece with be equipped with the boss between the chassis.
Adopt the beneficial effect of above-mentioned further scheme to be the steadiness that improves the locating piece.
As the utility model discloses it is further preferred, the top on chassis is equipped with the arch, the bottom plate is located go up in the arch, the bottom on chassis is equipped with down the arch.
Adopt the beneficial effect of above-mentioned further scheme to be convenient for the centre gripping of chassis fixed.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a schematic view of the connection relationship between the clamping mechanism and the chassis of the present invention;
FIG. 3 is a schematic view of the connection between the support block and the clamping mechanism;
FIG. 4 is a schematic view of a positioning block;
FIG. 5 is a diagram showing the connection relationship between the positioning block and the upper and lower limiting members;
FIG. 6 is a schematic view of a bottom plate structure;
FIG. 7 is a schematic view of the structure of the chassis;
FIG. 8 is a schematic view of the support block configuration.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the base plate, 2, supporting shoe, 3, bottom plate, 4, positioning core axle, 5, locating piece, 6, draw-in groove, 7, go up the casting die, 8, connecting plate, 9, bolt spare, 10, lug, 11, down the casting die, 12, boss, 13, go up the arch, 14, lower arch, 15, locating pin.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Examples
The supporting block repairing auxiliary tool for oilfield drill rod braking comprises a chassis 1, wherein a plurality of clamping mechanisms for clamping and fixing the supporting block 2 are arranged on the chassis 1, and preferably 4 clamping mechanisms are arranged as shown in fig. 1.
As shown in fig. 2-6 and 8, the clamping mechanism includes a bottom plate 3, a positioning mandrel 4 and a positioning block 5, the bottom plate 3 is connected to the upper end surface of the chassis 1, the bottom plate 3 is connected to the chassis 1 through a bolt, the positioning mandrel 4 is vertically connected to one side of the upper end of the bottom plate 3, the positioning mandrel 4 is connected to the bottom plate 3 in a threaded manner, a nut with a shoulder is connected to the positioning mandrel 4 in a threaded manner, the positioning block 5 is connected to the other side of the upper end of the bottom plate 3, the positioning block 5 is connected to the bottom plate 3 through a bolt, an internal-threaded counter bore is arranged at the bottom of the positioning block 5 for easy installation, a threaded hole and a bolt hole corresponding to each other are respectively arranged on the chassis 1 and the bottom plate 3, the threaded hole corresponds to the counter bore at the bottom, the side face of the positioning block 5 is provided with a clamping groove 6 matched with the supporting block 2 in a clamping mode, the transverse section of the clamping groove 6 is in a right trapezoid shape, the clamping groove 6 is matched with the supporting block 2 in shape, the top of the positioning block 5 is provided with an upper limiting part, and the side face of the lower end of the positioning block 5 is provided with a lower limiting part.
As shown in fig. 5, the upper positioning part includes an upper pressing part 7, the upper pressing part 7 is connected to the top of the positioning block 5, the upper pressing part 7 is rectangular and is connected to the top of the positioning block 5 through a bolt, one side of the upper pressing part 7, which is close to the clamping groove 6, is bent to vertically extend downward to form a connecting plate 8, the connecting plate 8 is perpendicular to the upper pressing part 7, the connecting plate 8 and the upper pressing part 7 are integrally formed or welded and fixed, the connecting plate 8 is in a right trapezoid shape, a fastening member for fastening the supporting block 2 is arranged on the connecting plate 8, and an included angle is formed between one side of the connecting plate 8, which is far away from the upper.
The fastener is a bolt piece 9, a plurality of threaded holes penetrating through the connecting plate 8 are formed in the connecting plate 8, and the bolt piece 9 is screwed in the threaded holes and tightly presses the supporting block 2.
Lower spacing part includes lug 10 and lower pressing member 11, lug 10 connect in on the 5 lower extreme sides of locating piece, lug 10 is the cuboid structure to through bolted connection on locating piece 5, lower pressing member 11 connect in lug 10 keeps away from on the side of locating piece 5, lower pressing member 11 passes through bolted connection on lug 10, lower pressing member 11 up end with the side of lower pressing member 11 has the contained angle.
A reinforcing block 12 is arranged between the positioning block 5 and the chassis 1, the longitudinal section of the reinforcing block 12 is triangular, and the reinforcing block 12 is connected to the positioning block 5 and the chassis 1 through bolts respectively.
As shown in fig. 7, an upper protrusion 13 is arranged at the top of the chassis 1, the bottom plate 3 is arranged on the upper protrusion 13, a lower protrusion 14 is arranged at the bottom of the chassis 1, the chassis 1 is circular, the upper protrusion 13 and the lower protrusion 14 are both circular, and the upper protrusion 13, the lower protrusion 14 and the chassis 1 are arranged concentrically.
The utility model discloses product frock structure is as shown in figure 1, when using as shown in figure 3, the inboard of supporting shoe 2 is close to the supporting shoe 2 setting and the card goes into the draw-in groove 6 on the locating piece 5, and one side of supporting shoe 2 is worn to locate on the positioning core axle 4 and fixed through taking the shoulder nut simultaneously, and 2 opposite sides of supporting shoe are fixed through 9 crimps of bolt spare respectively to and it is fixed to push down 11 crimps of piece, 8 lower extreme terminal surfaces of connecting plate simultaneously with push down 11 upper end terminal surfaces respectively with 2 appearance looks adaptations of supporting shoe.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, in the description of the present invention, the term "plurality" means at least two, e.g., two, three, etc., unless explicitly limited otherwise.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The supporting block repairing auxiliary tool for oilfield drill rod braking is characterized by comprising a chassis (1), wherein a plurality of clamping mechanisms for clamping and fixing the supporting block (2) are arranged on the chassis (1);
fixture includes bottom plate (3), positioning core axle (4) and locating piece (5), bottom plate (3) connect in chassis (1) up end, positioning core axle (4) connect perpendicularly in bottom plate (3) upper end one side, locating piece (5) connect in bottom plate (3) upper end opposite side, be equipped with on locating piece (5) side with supporting shoe (2) joint complex draw-in groove (6), locating piece (5) top is equipped with stop part, be equipped with down stop part on locating piece (5) lower extreme side.
2. The supporting block repairing auxiliary tool for oilfield drill rod braking according to claim 1, wherein the upper limiting component comprises an upper pressing piece (7), the upper pressing piece (7) is connected with the top of the positioning block (5), one side of the upper pressing piece (7) close to the clamping groove (6) is bent and vertically extends downwards to form a connecting plate (8), a fastening piece for fastening the supporting block (2) is arranged on the connecting plate (8), and an included angle is formed between one side of the connecting plate (8) far away from the upper pressing piece (7) and the end face of the upper pressing piece (7).
3. The supporting block repairing auxiliary tool for oilfield drill rod braking according to claim 2, wherein the fastener is a bolt member (9), the connecting plate (8) is provided with a plurality of threaded holes penetrating through the connecting plate (8), and the bolt member (9) is screwed in the threaded holes and compresses the supporting block (2).
4. The supporting block repairing auxiliary tool for oilfield drill rod braking according to claim 1, wherein the lower limiting component comprises a bump (10) and a lower pressing piece (11), the bump (10) is connected to the side surface of the lower end of the positioning block (5), the lower pressing piece (11) is connected to the side surface of the bump (10) far away from the positioning block (5), and an included angle is formed between the upper end surface of the lower pressing piece (11) and the side surface of the lower pressing piece (11).
5. The supporting block repairing auxiliary tool for oilfield drill rod braking according to any one of claims 1-4, wherein a reinforcing block (12) is arranged between the positioning block (5) and the chassis (1).
6. The supporting block repairing auxiliary tool for oilfield drill rod braking according to any one of claims 1-4, wherein an upper protrusion (13) is arranged at the top of the chassis (1), the bottom plate (3) is arranged on the upper protrusion (13), and a lower protrusion (14) is arranged at the bottom of the chassis (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921926753.XU CN211162968U (en) | 2019-11-08 | 2019-11-08 | Supporting block repairing auxiliary tool for braking of oil field drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921926753.XU CN211162968U (en) | 2019-11-08 | 2019-11-08 | Supporting block repairing auxiliary tool for braking of oil field drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211162968U true CN211162968U (en) | 2020-08-04 |
Family
ID=71821046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921926753.XU Active CN211162968U (en) | 2019-11-08 | 2019-11-08 | Supporting block repairing auxiliary tool for braking of oil field drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211162968U (en) |
-
2019
- 2019-11-08 CN CN201921926753.XU patent/CN211162968U/en active Active
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