CN217841507U - Angle-adjustable assembly for screw drilling tool - Google Patents

Abstract

The utility model provides an adjustable angle assembly for a screw drilling tool, which relates to the technical field of drilling tools. An adjustable angle assembly for a screw drilling tool, including an adjustment housing, an adjustment mandrel, and an adjustment assembly. The outer wall of the first end of the adjustment housing is provided with external threads, and the inner wall of the second end is provided with an adjustable adjustment core. Adjusting the internal thread of the shaft angle, the outer wall of the first end of the adjusting mandrel is provided with an adjusting external thread matching the adjusting internal thread, the outer wall of the second end is provided with an external thread, and the adjusting assembly is used to connect the adjusting mandrel and the adjusting shell The body is fixed as a whole; the adjustable angle assembly of the screw drilling tool can realize the function that the same set of screw drilling tools can be adjusted to multiple angles, which is more convenient to use, so that there is no need to carry a variety of screw drilling tools with different angles, reducing transportation cost.

Description

An adjustable angle assembly for a screw drilling tool

technical field

The utility model relates to the technical field of drilling tools, in particular to an adjustable angle assembly for a screw drilling tool.

Background technique

Oil fields are generally distributed in sparsely populated areas, and the transportation is extremely inconvenient. Angle, the angle cannot be adjusted during drilling, and the screw rod needs to be replaced if the angle needs to be adjusted, which requires carrying a variety of screw drilling tools with different angles, thereby increasing the transportation cost.

Utility model content

The purpose of this utility model is to provide an adjustable angle assembly for a screw drilling tool. The same set of screw drilling tools can be adjusted to various angles, which is more convenient to use, so that it is not necessary to carry a variety of screw drilling tools with different angles, reducing transportation costs. cost.

Embodiments of the utility model are achieved in that:

An embodiment of the present application provides an adjustable angle assembly for a screw drilling tool, including an adjustment housing, an adjustment mandrel, and an adjustment assembly;

The outer wall of the first end of the adjustment housing is provided with an external thread, the inner wall of the second end is provided with an adjustment internal thread that can adjust the angle of the adjustment mandrel, and the outer wall of the first end of the adjustment mandrel is provided with a thread that is compatible with the adjustment The external thread is adjusted with the internal thread, and the outer wall of the second end is provided with an external thread;

The adjustment assembly is used to fix the adjustment mandrel and the adjustment housing as a whole.

In some embodiments of the present utility model, the adjustment assembly includes a connection key, an adjustment ring, and a connector, the inner side wall of the adjustment ring is provided with a first key groove, and the outer wall of the adjustment mandrel is provided with a second key groove matched with the first key groove. Two key grooves, the above-mentioned adjusting ring is sleeved on the outer peripheral side of the above-mentioned adjusting mandrel through the above-mentioned connecting key, and rotates together with the above-mentioned adjusting mandrel;

The above-mentioned connecting piece is fixedly arranged on the second end surface of the above-mentioned adjusting housing, and the above-mentioned adjusting ring sleeved on the outer peripheral side of the above-mentioned adjusting mandrel is detachably connected with the connecting piece through the above-mentioned connecting key, and the above-mentioned adjusting mandrel and the above-mentioned adjusting shell The body is fixed as a whole.

In some embodiments of the present utility model, the above-mentioned connecting piece includes a plurality of locking teeth, and the plurality of locking teeth are uniformly arranged on the second end surface of the adjustment housing, and the first end surface of the adjustment ring is provided with multiple a card slot;

When the adjustment mandrel and the adjustment housing are connected as a whole, the plurality of locking teeth are correspondingly inserted into the plurality of locking slots.

In some embodiments of the present invention, the outer wall of the second end of the adjustment housing is engraved with a plurality of first angles with different values along the circumferential direction, and the outer wall of the first end of the adjustment ring is engraved with a plurality of angles along the circumferential direction. For the second angles with different values, the values of the plurality of first angles and the values of the plurality of second angles are the same in one-to-one correspondence;

When adjusting the required angle of the above-mentioned adjustment mandrel, turn the above-mentioned adjustment ring and the above-mentioned adjustment mandrel that have been integrated, so that the value of one of the above-mentioned second angles corresponds to the above-mentioned first angle with the same value, so that the above-mentioned adjustment ring and the above-mentioned Connectors connect to form a whole.

In some embodiments of the present utility model, a plurality of the above-mentioned first angles are arranged successively in two rows, and the values are sequentially increased;

A plurality of the above-mentioned second angles are arranged successively in two rows and crossed one after the other, and the values increase in sequence.

In some embodiments of the present utility model, the outer wall of the second end of the adjustment housing is further provided with a plurality of first grooves along the circumferential direction, and the plurality of first angles are engraved on the plurality of first angles one by one. inside the groove.

In some embodiments of the present utility model, the outer wall of the first end of the adjustment ring is provided with a plurality of second grooves along the circumferential direction, and the plurality of second angles are engraved on the plurality of second grooves one by one. in the slot.

In some embodiments of the present invention, values of the plurality of first angles are 0.0, 0.39, 0.78, 1.15, 1.50, 1.83, 2.12, 2.38, 2.60, 2.77, 2.90, 2.97, 3.00.

In some embodiments of the present utility model, the outer wall of the adjustment ring is provided with a wear-resistant layer.

In some embodiments of the present utility model, the above-mentioned wear-resistant layer is made of cemented carbide.

Compared with the prior art, the embodiments of the present invention have at least the following advantages or beneficial effects:

The outer wall of the first end of the adjustment housing is provided with external threads for connecting the bearing housing, the outer wall of the second end of the adjustment mandrel is provided with external threads for connecting the stator adapter; the inner side of the second end of the adjustment housing The wall is provided with an adjustment internal thread that can adjust the angle of the adjustment mandrel, and the outer wall of the first end of the adjustment mandrel is provided with an adjustment external thread that cooperates with the adjustment internal thread. In the two ends, the adjusting mandrel of the eccentric angle can be obtained by rotating the adjusting mandrel, so as to obtain the transmission shaft of the eccentric angle, and the working angle of the drill bit will also change, so the rotating position of the adjusting mandrel is different, and the eccentric angle of the adjusting mandrel can be adjusted It is also different, and the working angle of the drill bit is also different, so when the screw drilling tool with a certain working angle is required, it is only necessary to rotate the entire mandrel, so that there is no need to carry screw drilling tools with various angles, thereby reducing transportation costs.

When adjusting, first screw the adjustment mandrel into the adjustment housing, and then rotate the adjustment mandrel. When the adjustment mandrel requires an eccentric angle, fix the adjustment mandrel and the adjustment housing as a whole through the adjustment assembly That is, the adjustment is completed and the adjustment is convenient.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a structural schematic diagram of the adjustment housing of the utility model;

Fig. 3 is a partial sectional view of the adjustment housing of the utility model;

Fig. 4 is the left side view of the adjustment ring of the utility model;

Fig. 5 is a front view of the adjusting ring of the present invention.

Icons: 1-Adjusting shell, 11-Adjusting internal thread, 12-First angle, 13-First groove, 2-Adjusting mandrel, 21-Adjusting external thread, 22-First keyway, 3-Adjusting ring, 31-drawing slot, 32-the second keyway, 33-the second angle, 34-the second groove, 4-connecting key, 5-clip.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the embodiment of the present utility model, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" appear The orientation or positional relationship indicated by , "outside", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the product of this utility model is used, and is only for the convenience of describing the utility model and simplifying the Describes, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the present invention. In addition, the terms "first", "second", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

In addition, the appearance of the terms "horizontal", "vertical", "overhanging" etc. does not mean that the parts are absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", and it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the embodiments of the present utility model, "multiple" means at least 2.

In the description of the embodiment of the present utility model, it should also be noted that, unless otherwise specified and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, It can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Example

As shown in Figures 1-5, this embodiment provides an adjustable angle assembly for screw drilling tools, including an adjustment housing 1, an adjustment mandrel 2 and an adjustment assembly; the outer wall of the first end of the adjustment housing 1 An external thread is provided, and the inner wall of the second end is provided with an adjusting internal thread 11 that can adjust the angle of the above-mentioned adjusting mandrel 2. Thread 21, the outer wall of the second end is provided with an external thread; the adjustment assembly is used to fix the adjustment mandrel 2 and the adjustment housing 1 as a whole.

In this embodiment, the outer wall of the first end of the adjustment housing 1 is provided with external threads for connecting the bearing housing, and the outer wall of the second end of the adjustment mandrel 2 is provided with external threads for connecting the stator adapter; The inner wall of the second end of the adjustment housing 1 is provided with an adjustment internal thread 11 that can adjust the angle of the adjustment mandrel 2, and the outer wall of the first end of the adjustment mandrel 2 is provided with an adjustment external thread 21 that cooperates with the adjustment internal thread 11. The first end of the adjustment mandrel 2 is threadedly installed in the second end of the adjustment housing 1, and the adjustment mandrel 2 of the eccentric angle can be obtained by rotating the adjustment mandrel 2, thereby obtaining the transmission shaft of the eccentric angle, and the working angle of the drill bit is also It will change, so the rotation position of the adjustment mandrel 2 is different, the eccentric angle of the adjustment mandrel 2 is also different, and the working angle of the drill bit is also different. Therefore, when the screw drilling tool needs a certain working angle, it is only necessary to rotate the whole mandrel. Yes, thereby eliminating the need to carry multiple angled screw drills, reducing transportation costs.

When adjusting, first screw the adjustment mandrel 2 into the adjustment housing 1 completely, then rotate the adjustment mandrel 2, and when the adjustment mandrel 2 that needs eccentricity angle is obtained, connect the adjustment mandrel 2 and the adjustment housing through the adjustment assembly The body 1 can be fixed as a whole, so that the adjustment is completed and the adjustment is convenient.

In some implementations of this embodiment, the adjustment assembly includes a connection key 4, an adjustment ring 3 and a connecting piece, the inner side wall of the adjustment ring 3 is provided with a first key groove 22, and the outer side wall of the adjustment mandrel 2 is provided with A second keyway 32 matched with a keyway 22, the above-mentioned adjustment ring 3 is sleeved on the outer peripheral side of the above-mentioned adjustment mandrel 2 through the above-mentioned connecting key 4, and rotates together with the above-mentioned adjustment mandrel 2; the above-mentioned connecting piece is fixed on the above-mentioned adjustment housing The second end face of 1 is detachably connected with the connecting piece through the above-mentioned adjusting ring 3 sleeved on the outer peripheral side of the above-mentioned adjusting mandrel 2 through the above-mentioned connecting key 4, and the above-mentioned adjusting mandrel 2 and the above-mentioned adjusting housing 1 are fixed into one overall.

In the above embodiment, the adjustment ring 3 is sleeved on the outer peripheral side of the adjustment mandrel 2 through the connecting key 4, so that when the adjustment mandrel 2 is rotated, the adjustment ring 3 can rotate together. When the adjustment mandrel 2 rotates to a certain position, After the angle is adjusted and the required eccentric angle is obtained, the adjustment ring 3 is connected with the connecting piece, and the adjustment mandrel 2 and the adjustment housing 1 are connected as a whole, thereby realizing the adjustment and fixation of the adjustment mandrel 2 .

In some implementations of this embodiment, the above-mentioned connector includes a plurality of locking teeth 5, and the plurality of locking teeth 5 are uniformly arranged on the second end end surface of the adjustment housing 1, and the first end of the adjustment ring 3 A plurality of locking slots 31 are provided on the end surface; when the adjustment mandrel 2 and the adjustment housing 1 are connected as a whole, the plurality of locking teeth 5 are inserted into the plurality of locking slots 31 one by one.

In the above embodiment, a plurality of locking teeth 5 are fixedly connected to the second end face of the adjusting housing 1, and the adjusting mandrel 2 and the adjusting housing 1 are connected as a whole through the locking teeth 5 and the locking groove 31. It is more convenient to move the adjustment ring 3 so that the plurality of locking teeth 5 are correspondingly inserted into the plurality of locking slots 31 .

In some implementations of this embodiment, the outer wall of the second end of the adjustment housing 1 is engraved with a plurality of first angles 12 with different values along the circumferential direction, and the outer wall of the first end of the adjustment ring 3 is engraved along the circumferential direction. Assuming multiple second angles 33 with different numerical values, the numerical values of the multiple first angles 12 and the numerical values of the multiple second angles 33 are identical in one-to-one correspondence; The adjustment ring 3 and the adjustment mandrel 2 make the value of one of the second angles 33 correspond to the first angle 12 having the same value, so that the adjustment ring 3 and the connecting piece are connected as a whole.

In the above-mentioned embodiment, the setting of multiple first angles 12 and multiple second angles 33 is to determine the adjustment angle of the adjustment mandrel 2; specifically, if the adjustment mandrel 2 is to be adjusted to the desired angle, First use the connection key 4 to fix the adjustment ring 3 and the adjustment mandrel 2 together, and then rotate the adjustment ring 3 and the adjustment mandrel 2 at the same time until the second angle 33 that requires the eccentric angle value on the adjustment ring 3 and the adjustment housing 1 The first angle 12 with the same numerical value is aligned. At this time, adjust the eccentric angle of the position of the mandrel 2 to be the required eccentric angle, and then move the adjusting ring 3 so that multiple locking teeth 5 are correspondingly inserted into multiple locking slots. 31 so that the adjustment mandrel 2 and the adjustment housing 1 can be connected as a whole, and the adjustment is simple and convenient.

In some implementations of this embodiment, the plurality of first angles 12 are arranged successively in two rows, and the values increase sequentially; the plurality of second angles 33 are arranged successively in two rows, and the values increase successively.

In the above embodiment, through the above arrangement, the multiple first angles 12 can be concentratedly distributed on a certain part of the outer wall of the adjustment housing 1, and the multiple second angles 33 can be concentrated on the outer wall of the adjustment ring 3. Somewhere, so that when adjusting the eccentric angle of the adjusting mandrel 2, the adjusting ring 3 does not need to rotate a large angle to make the second angle 33 on the adjusting ring 3 that requires an angle equal to the vertical first angle of the adjusting housing 1 An angle 12 is aligned so that the installation position of the adjusting mandrel 2 with the required eccentricity angle is obtained.

In some implementations of this embodiment, the outer wall of the second end of the adjustment housing 1 is further provided with a plurality of first grooves 13 along the circumferential direction, and the plurality of first angles 12 are engraved on each of the plurality of first angles 12 one by one. Inside the first groove 13.

In the above embodiments, the arrangement of the plurality of first grooves 13 prevents the first angle 12 from being worn out during use to a certain extent, thereby facilitating subsequent adjustment of the mandrel 2 .

In some implementations of this embodiment, the outer wall of the first end of the adjustment ring 3 is further provided with a plurality of second grooves 34 along the circumferential direction, and the plurality of second angles 33 are engraved one by one on the plurality of first grooves. Inside the two grooves 34.

In the above embodiment, the arrangement of the plurality of second grooves 34 prevents the second angle 33 from being worn out during use to a certain extent, thereby facilitating subsequent adjustment of the mandrel 2 .

In some implementations of this embodiment, the values of the multiple first angles 12 are 0.0, 0.39, 0.78, 1.15, 1.50, 1.83, 2.12, 2.38, 2.60, 2.77, 2.90, 2.97, 3.00, and the above angles are Adjusting the eccentric angle of the mandrel 2 is convenient for adjusting the eccentricity of the mandrel 2.

In some implementations of this embodiment, the outer wall of the adjustment ring 3 is provided with a wear-resistant layer.

In the above embodiment, the setting of the wear-resistant layer increases the service life of the adjustment ring 3, and the wear-resistant layer is made of cemented carbide, thereby increasing the wear-resistant coefficient of the wear-resistant layer and extending the service life.

In summary, the embodiment of the present utility model provides an adjustable angle assembly for a screw drilling tool, including an adjustment housing 1, an adjustment mandrel 2 and an adjustment assembly; the outer wall of the first end of the adjustment housing 1 is An external thread is provided, and the inner wall of the second end is provided with an adjusting internal thread 11 that can adjust the angle of the above-mentioned adjusting mandrel 2. Thread 21, the outer wall of the second end is provided with an external thread; the adjustment assembly is used to fix the adjustment mandrel 2 and the adjustment housing 1 as a whole.

The outer wall of the first end of the adjustment housing 1 is provided with external threads for connecting the bearing housing, and the outer wall of the second end of the adjustment mandrel 2 is provided with external threads for connecting the stator adapter; the second end of the adjustment housing 1 The inner side wall of the end is provided with an adjustment internal thread 11 that can adjust the angle of the adjustment mandrel 2, and the outer side wall of the first end of the adjustment mandrel 2 is provided with an adjustment external thread 21 that cooperates with the adjustment internal thread 11, and the adjustment mandrel 2 first The end thread is installed in the second end of the adjustment housing 1, and the adjustment mandrel 2 of the eccentric angle can be obtained by rotating the adjustment mandrel 2, so as to obtain the transmission shaft of the eccentric angle, and the working angle of the drill will also change, so the adjustment The rotation position of the mandrel 2 is different, the eccentric angle of the adjustment mandrel 2 is also different, and the working angle of the drill bit is also different. Therefore, when a screw drilling tool with a certain working angle is required, it is only necessary to rotate the entire mandrel, so that there is no need to Carry screw drilling tools with multiple angles to reduce transportation costs.

When adjusting, first screw the adjustment mandrel 2 into the adjustment housing 1 completely, then rotate the adjustment mandrel 2, and when the adjustment mandrel 2 that needs eccentricity angle is obtained, connect the adjustment mandrel 2 and the adjustment housing through the adjustment assembly The body 1 can be fixed as a whole, so that the adjustment is completed and the adjustment is convenient.

The above are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. An adjustable angle assembly for a screw drilling tool, characterized in that it includes an adjustment housing, an adjustment mandrel and an adjustment assembly; The outer wall of the first end of the adjusting housing is provided with an external thread, the inner wall of the second end is provided with an adjusting internal thread capable of adjusting the angle of the adjusting mandrel, and the outer wall of the first end of the adjusting mandrel is provided with An external thread for adjustment that cooperates with the internal thread for adjustment, and the outer wall of the second end is provided with an external thread; The adjustment assembly is used to fix the adjustment mandrel and the adjustment housing as a whole. 2. An adjustable angle assembly for a screw drilling tool according to claim 1, wherein the adjustment assembly includes a connection key, an adjustment ring and a connector, and the inner wall of the adjustment ring is provided with a first keyway , the outer wall of the adjustment mandrel is provided with a second keyway matching the first keyway, the adjustment ring is sleeved on the outer peripheral side of the adjustment mandrel through the connecting key, and is in common with the adjustment mandrel turn; The connecting piece is fixed on the second end surface of the adjusting housing, and the adjusting ring sleeved on the outer peripheral side of the adjusting mandrel is detachably connected to the connecting piece through the connecting key, and the adjusting The mandrel and the adjusting housing are fixed as a whole. 3. An adjustable angle assembly for a screw drilling tool according to claim 2, characterized in that: the connecting piece includes a plurality of locking teeth, and the plurality of locking teeth are uniformly arranged on the adjustment housing The end face of the second end of the adjusting ring, the end face of the first end of the adjustment ring is provided with a plurality of card slots; When the adjustment mandrel and the adjustment housing are connected as a whole, the plurality of locking teeth are inserted into the plurality of locking slots correspondingly. 4. The adjustable angle assembly for a screw drilling tool according to claim 2, characterized in that: the outer wall of the second end of the adjustment housing is engraved with a plurality of first angles with different values along the circumferential direction, The outer wall of the first end of the adjustment ring is engraved with a plurality of second angles with different values along the circumferential direction, and the values of the plurality of first angles and the values of the plurality of second angles are the same in one-to-one correspondence; When adjusting the required angle of the adjustment mandrel, turn the integrated adjustment ring and the adjustment mandrel so that the value of one of the second angles corresponds to the first angle with the same value, so that The adjusting ring is connected with the connecting piece as a whole. 5. The adjustable angle assembly for a screw drilling tool according to claim 4, characterized in that: a plurality of said first angles are arranged successively in two rows, and the values are sequentially increased; A plurality of the second angles are arranged in two rows before and after each other, and the values are sequentially increased. 6. The adjustable angle assembly for screw drilling tools according to claim 5, characterized in that: the outer wall of the second end of the adjustment housing is also provided with a plurality of first grooves along the circumferential direction, more The first angles are engraved one by one in the plurality of first grooves. 7. The adjustable angle assembly for a screw drilling tool according to claim 5, characterized in that: the outer wall of the first end of the adjustment ring is also provided with a plurality of second grooves along the circumferential direction, and a plurality of The second angles are engraved one by one in the plurality of second grooves. 8. An adjustable angle assembly for screw drilling tools according to claim 4, characterized in that: the values of the plurality of first angles are 0.0, 0.39, 0.78, 1.15, 1.50, 1.83, 2.12, 2.38 , 2.60, 2.77, 2.90, 2.97, 3.00. 9 . The adjustable angle assembly for a screw drilling tool according to claim 2 , wherein the outer wall of the adjustment ring is provided with a wear-resistant layer. 10 . The adjustable angle assembly for a screw drilling tool according to claim 9 , wherein the wear-resistant layer is made of cemented carbide. 11 .

Images