Manual locking rod counter for well drilling

Abstract

The utility model discloses a manual locking rod counter for well drilling, which comprises a locking rod and a counter, the counter is arranged on the front side of the locking rod, a plurality of fixing grooves are uniformly distributed on the curved surface of the counter, a mounting shell is arranged on the front side of the locking rod, a positioning block is arranged at the center of an inner cavity of the mounting shell, and a positioning pin is arranged on the positioning block. A positioning groove is formed in the front side of the positioning block, a plurality of fixing devices used in cooperation with the fixing groove are evenly distributed on the front side of an inner cavity of the mounting shell, and a control device used in cooperation with the fixing devices is arranged on the rear side of the inner cavity of the mounting shell. Through cooperative use of the fixing groove, the mounting shell, the positioning block, the positioning groove, the fixing device and the control device, the problems that when an existing counter and a locking rod are mounted, the counter and the locking rod are mostly fixed in a bolt mode, and when the counter needs to be mounted, the counter and the locking rod are fixed in a bolt mode are solved. Usually, a user needs to tighten bolts in sequence to fix the counter, and the installation process is inconvenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of drilling, in particular to a manual locking rod counter for drilling. Background Art

[0002] The manual locking rod counter is a key device used in the manual locking device of the blowout preventer in the oil industry. It helps the operator accurately determine the on / off status of the blowout preventer by recording the number of rotations of the manual locking rod. When the manual locking rod turntable is rotated, the counter can accurately record the number of rotations and determine the on / off status of the blowout preventer based on the number of rotations. The problem with the existing technology is that the existing counters are mostly fixed to the locking rod by bolts when installed. When the counter needs to be installed, the user usually needs to tighten the bolts in sequence to fix the counter, which makes the installation process more inconvenient. Utility Model Content

[0003] In response to the problems existing in the prior art, the utility model provides a manual locking rod counter for drilling, which has the advantage of convenient installation and disassembly of the counter, and solves the problem that the existing counters are mostly fixed with bolts when installed with the locking rod. When the counter needs to be installed, the user is usually required to tighten the bolts in sequence to fix the counter, which makes the installation process more inconvenient.

[0004] The present utility model is implemented as follows: a manual locking rod counter for drilling, comprising a locking rod and a counter, wherein the counter is arranged on the front side of the locking rod, a plurality of fixing grooves are evenly distributed on the curved surface of the counter, a mounting shell is provided on the front side of the locking rod, a positioning block is provided at the center of the inner cavity of the mounting shell, a positioning groove is provided on the front side of the positioning block, a plurality of fixing devices used in conjunction with the fixing grooves are evenly distributed on the front side of the inner cavity of the mounting shell, and a control device used in conjunction with the fixing device is provided on the rear side of the inner cavity of the mounting shell.

[0005] As a preferred embodiment of the present invention, the counter is arranged in the inner cavity of the positioning groove, and the rear side of the positioning block is fixedly connected to the inner wall of the mounting shell.

[0006] As a preferred embodiment of the present invention, the rear side of the mounting shell is fixedly connected to the locking rod, and a limiting through hole is provided on the top of the curved surface of the mounting shell.

[0007] As a preferred embodiment of the present invention, the fixing device includes a movable plate, a clamping block is provided on the side of the movable plate close to the positioning block, two limiting columns are provided on the side of the movable plate away from the positioning block, a pushing column is provided on the rear side of the movable plate, a limiting plate is provided on the side of the limiting column away from the movable plate, and a spring is provided on the surface of the limiting column.

[0008] As a preferred embodiment of the present invention, the control device includes a control board, a plurality of travel through holes are evenly distributed on the front side of the control board, and a control switch is provided on the curved surface of the control board.

[0009] As a preferred embodiment of the present invention, the card block is fixedly connected to the movable plate on a side close to the movable plate, the card block passes through the positioning block on a side away from the movable plate, and extends to the inner cavity of the fixed groove and contacts the inner wall of the fixed groove, the limit column is fixedly connected to the movable plate on a side close to the movable plate, the limit column passes through the mounting shell on a side away from the movable plate, and extends to the outside of the mounting shell and is fixedly connected to the limit plate, the front side of the push column is fixedly connected to the movable plate, the rear side of the push column passes through the stroke through hole and extends to the outside of the stroke through hole, the side of the spring close to the movable plate is fixedly connected to the movable plate, and the side of the spring away from the movable plate is fixedly connected to the inner wall of the mounting shell.

[0010] As a preferred embodiment of the present invention, the control board is sleeved on the outer surface of the positioning block, and the control switch passes through the limiting through hole on the side close to the control board and extends to the inner cavity of the mounting shell and is fixedly connected to the control board.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0012] 1. The utility model solves the problem that the existing counters are mostly fixed with bolts when installed with the locking rod by arranging the fixing groove, the mounting shell, the positioning block, the positioning groove, the fixing device and the control device. When the counter needs to be installed, the user usually needs to tighten the bolts in sequence to fix the counter, which makes the installation process more inconvenient.

[0013] 2. The utility model can position the counter by providing a positioning block and a positioning groove, making it convenient for users to install the counter.

[0014] 3. The present invention can support and protect the fixing device and the control device by providing a mounting shell, and can limit the control switch by providing a limiting through hole.

[0015] 4. The utility model can fix the counter by providing a fixing device, making it convenient for users to install the counter.

[0016] 5. The utility model is provided with a control device, which can control the fixing device and facilitate the user to disassemble the counter.

[0017] 6. The utility model can drive the card block to move by setting a movable plate, can fix the counter by setting a card block, can support and limit the movable plate and the spring by setting a limit column and a limit plate, can drive the movable plate to move by setting a push column, and can reset the movable plate and the card block by setting a spring.

[0018] 7. The utility model can drive the push column to move by setting the control plate and the stroke through hole, and can drive the control plate to rotate by setting the control switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall three-dimensional structure provided by an embodiment of the utility model;

[0020] Figure 2 This is a schematic diagram of the three-dimensional structure of the fixing groove provided in an embodiment of the utility model;

[0021] Figure 3 This is a full cross-sectional view of the installation housing provided by an embodiment of the present utility model;

[0022] Figure 4 This is a schematic diagram of the three-dimensional structure of the positioning block and positioning groove provided in an embodiment of the utility model;

[0023] Figure 5 This is a full cross-sectional view of the positioning block provided by an embodiment of the utility model;

[0024] Figure 6 It is a schematic diagram of the three-dimensional structure of the fixing device and the control device provided in an embodiment of the present utility model.

[0025] In the figure: 1. Locking rod; 2. Counter; 3. Fixing slot; 4. Mounting housing; 5. Positioning block; 6. Positioning slot; 7. Fixing device; 8. Control device; 9. Limiting hole; 701. Moving plate; 702. Block; 703. Limiting column; 704. Pushing column; 705. Limiting plate; 706. Spring; 801. Control board; 802. Traveling hole; 803. Control switch. DETAILED DESCRIPTION

[0026] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0027] The structure of the present utility model is described in detail below with reference to the accompanying drawings.

[0028] like Figures 1 to 6As shown, an embodiment of the utility model provides a manual locking rod counter for drilling, including a locking rod 1 and a counter 2. The counter 2 is arranged on the front side of the locking rod 1, and a plurality of fixing grooves 3 are evenly distributed on the curved surface of the counter 2. A mounting shell 4 is provided on the front side of the locking rod 1, and a positioning block 5 is provided at the center of the inner cavity of the mounting shell 4. A positioning groove 6 is provided on the front side of the positioning block 5, and a plurality of fixing devices 7 used in conjunction with the fixing grooves 3 are evenly distributed on the front side of the inner cavity of the mounting shell 4. A control device 8 used in conjunction with the fixing device 7 is provided on the rear side of the inner cavity of the mounting shell 4.

[0029] refer to Figure 2 and Figure 4 The counter 2 is arranged in the inner cavity of the positioning groove 6, and the rear side of the positioning block 5 is fixedly connected to the inner wall of the mounting shell 4.

[0030] The above solution is adopted: by providing the positioning block 5 and the positioning groove 6, the counter 2 can be positioned, making it convenient for the user to install the counter 2.

[0031] refer to Figure 1 and Figure 4 The rear side of the mounting shell 4 is fixedly connected to the locking rod 1 , and a limiting through hole 9 is provided on the top of the curved surface of the mounting shell 4 .

[0032] By adopting the above solution, the fixing device 7 and the control device 8 can be supported and protected by providing the mounting shell 4 , and the control switch 803 can be limited by providing the limiting through hole 9 .

[0033] refer to Figure 3 and Figure 6 The fixing device 7 includes a movable plate 701, a clamping block 702 is provided on the side of the movable plate 701 close to the positioning block 5, two limiting columns 703 are provided on the side of the movable plate 701 away from the positioning block 5, a pushing column 704 is provided on the rear side of the movable plate 701, a limiting plate 705 is provided on the side of the limiting column 703 away from the movable plate 701, and a spring 706 is provided on the surface of the limiting column 703.

[0034] The above solution is adopted: by providing the fixing device 7, the counter 2 can be fixed, and the user can install the counter 2 conveniently.

[0035] refer to Figure 6 The control device 8 includes a control board 801 , a plurality of travel through holes 802 are evenly distributed on the front side of the control board 801 , and a control switch 803 is provided on the curved surface of the control board 801 .

[0036] With the above solution, by providing the control device 8 , the fixing device 7 can be controlled, making it convenient for the user to disassemble the counter 2 .

[0037] refer to Figure 2 、 Figure 3 and Figure 6 The side of the card block 702 close to the movable plate 701 is fixedly connected to the movable plate 701, the side of the card block 702 away from the movable plate 701 passes through the positioning block 5, and extends to the inner cavity of the fixed groove 3 and contacts the inner wall of the fixed groove 3, the side of the limiting column 703 close to the movable plate 701 is fixedly connected to the movable plate 701, the side of the limiting column 703 away from the movable plate 701 passes through the mounting shell 4, and extends to the outside of the mounting shell 4 and is fixedly connected to the limiting plate 705, the front side of the pushing column 704 is fixedly connected to the movable plate 701, the rear side of the pushing column 704 passes through the stroke through hole 802, and extends to the outside of the stroke through hole 802, the side of the spring 706 close to the movable plate 701 is fixedly connected to the movable plate 701, and the side of the spring 706 away from the movable plate 701 is fixedly connected to the inner wall of the mounting shell 4.

[0038] The above scheme is adopted: by setting the movable plate 701, the block 702 can be driven to move, by setting the block 702, the counter 2 can be fixed, by setting the limiting column 703 and the limiting plate 705, the movable plate 701 and the spring 706 can be supported and limited, by setting the pushing column 704, the movable plate 701 can be driven to move, and by setting the spring 706, the movable plate 701 and the block 702 can be reset.

[0039] refer to Figure 2 、 Figure 5 and Figure 6 The control board 801 is sleeved on the outer surface of the positioning block 5, and the control switch 803 passes through the limiting through hole 9 on the side close to the control board 801 and extends to the inner cavity of the mounting shell 4 and is fixedly connected to the control board 801.

[0040] The above solution is adopted: by providing the control plate 801 and the travel through hole 802, the push column 704 can be driven to move, and by providing the control switch 803, the control plate 801 can be driven to rotate.

[0041] The working principle of this utility model:

[0042] When the counter 2 needs to be installed, it will be placed in the appropriate position in front of the positioning slot 6, and then the counter 2 will be pressed backward. The counter 2 will push the block 702, the movable plate 701, the limit column 703 and the limit plate 705 to move and squeeze the spring 706. During the movement of the movable plate 701, it will drive the push column 704 to move in the inner cavity of the travel through hole 802, and the push column 704 will drive the control plate 801 and the control switch 803 to rotate synchronously. When the block 702 enters the inner cavity of the fixed slot 3, the force released after the spring 706 is squeezed will push the movable plate 701, the block 702, the limit column 703 and the limit plate 705 to move synchronously in the opposite direction. During the movement of the movable plate 701, it will drive the push column 704 to move in the opposite direction in the inner cavity of the travel through hole 802, and the push column 704 will drive the control plate 801 and the control switch 803 to rotate synchronously in the opposite direction and reset, completing the installation.

[0043] To sum up: the manual locking rod counter for drilling, by setting a fixing groove 3, an installation shell 4, a positioning block 5, a positioning groove 6, a fixing device 7 and a control device 8, solves the problem that the existing counters are mostly fixed with bolts when installed with the locking rod. When the counter needs to be installed, the user is usually required to tighten the bolts in sequence to fix the counter, and the installation process is relatively inconvenient.

[0044] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0045] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A manual locking rod counter for drilling, comprising a locking rod (1) and a counter (2), wherein the counter (2) is arranged on the front side of the locking rod (1), and is characterized in that: The counter (2) has a plurality of fixed grooves (3) evenly distributed on its curved surface, a mounting shell (4) is provided on the front side of the locking rod (1), a positioning block (5) is provided at the center of the inner cavity of the mounting shell (4), a positioning groove (6) is provided on the front side of the positioning block (5), a plurality of fixing devices (7) for use with the fixed grooves (3) are evenly distributed on the front side of the inner cavity of the mounting shell (4), and a control device (8) for use with the fixing device (7) is provided on the rear side of the inner cavity of the mounting shell (4).

2. A manual locking rod counter for drilling according to claim 1, characterized in that: The counter (2) is arranged in the inner cavity of the positioning groove (6), and the rear side of the positioning block (5) is fixedly connected to the inner wall of the mounting shell (4).

3. A manual locking rod counter for drilling according to claim 1, characterized in that: The rear side of the mounting shell (4) is fixedly connected to the locking rod (1), and a limiting through hole (9) is provided on the top of the curved surface of the mounting shell (4).

4. A manual locking rod counter for drilling according to claim 1, characterized in that: The fixing device (7) comprises a movable plate (701), a clamping block (702) is provided on a side of the movable plate (701) close to the positioning block (5), two limiting columns (703) are provided on a side of the movable plate (701) away from the positioning block (5), a pushing column (704) is provided on the rear side of the movable plate (701), a limiting plate (705) is provided on a side of the limiting column (703) away from the movable plate (701), and a spring (706) is sleeved on the surface of the limiting column (703).

5. A manual locking rod counter for drilling according to claim 1, characterized in that: The control device (8) comprises a control panel (801), a plurality of travel through holes (802) are evenly distributed on the front side of the control panel (801), and a control switch (803) is provided on the curved surface of the control panel (801).

6. A manual locking rod counter for drilling according to claim 4, characterized in that: The side of the clamping block (702) close to the movable plate (701) is fixedly connected to the movable plate (701), the side of the clamping block (702) away from the movable plate (701) passes through the positioning block (5), and extends to the inner cavity of the fixed groove (3) and contacts the inner wall of the fixed groove (3), the side of the limiting column (703) close to the movable plate (701) is fixedly connected to the movable plate (701), the side of the limiting column (703) away from the movable plate (701) passes through the mounting shell (4), and extends to The outer side of the mounting shell (4) is fixedly connected to the limit plate (705), the front side of the push column (704) is fixedly connected to the movable plate (701), the rear side of the push column (704) passes through the travel through hole (802) and extends to the outer side of the travel through hole (802), the side of the spring (706) close to the movable plate (701) is fixedly connected to the movable plate (701), and the side of the spring (706) away from the movable plate (701) is fixedly connected to the inner wall of the mounting shell (4).

7. A manual locking rod counter for drilling according to claim 5, characterized in that: The control board (801) is sleeved on the outer surface of the positioning block (5), and the control switch (803) passes through the limiting through hole (9) on the side close to the control board (801) and extends to the inner cavity of the mounting housing (4) to be fixedly connected to the control board (801).

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