CN216922088U - Footage counting assembly and rig for rig - Google Patents

Abstract

The utility model provides a footage counting device for a drilling machine and the drilling machine, and relates to the technical field of coal mine drilling equipment; the drilling machine footage counting device comprises a shell, a transmission assembly and a counting assembly, wherein the shell can be arranged on a drilling machine; the transmission assembly is arranged in the shell and is used for being in transmission fit with a drill rod of the drilling machine, and the transmission assembly is configured to convert the linear motion of the drill rod into the rotary motion of the transmission assembly; the counting assembly is installed in the shell and is in transmission connection with the transmission assembly, and the counting assembly obtains footage data of the drill rod in the vertical direction based on the rotary motion of the transmission assembly. In the drilling process of the drill rod, the transmission mechanism converts the displacement of the drilling machine into the rotation of the drilling machine, the rotation is output to the counting assembly, the counting assembly calculates the real displacement data or the footage data of the drill rod according to the rotation of the transmission mechanism, the counting accuracy is obviously superior to that of the existing manual counting mode, and the construction quality of the drilling engineering is ensured.

Description

Footage counting assembly and rig for rig

Technical Field

The utility model relates to the technical field of underground coal mine drilling equipment, in particular to a footage counting device for a drilling machine and the drilling machine.

Background

In the drilling process of a coal mine underground drilling machine, the drilling machine footage data needs to be measured, the existing underground drilling machine footage statistics mainly depends on manual counting or visual identification, the footage number is determined by the main counting means for the action frequency of assembling and connecting the drilling rods of the drilling machine, or the footage number of the drilling rods is deduced by calculating the number of the residual drilling rods, the counting mode is laggard, careless mistakes are easy to occur, accurate footage data cannot be obtained, and the judgment of operators is easy to mislead, so that the construction quality is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a footage counting device for a drilling machine, which aims to solve the problem of poor accuracy of the conventional manual counting mode.

In order to solve the above problems, the present invention provides a footage counting apparatus for a drilling machine, comprising: a housing mountable on the drill rig; the transmission assembly is arranged in the shell and is used for being in transmission fit with a drill rod of the drilling machine, and the transmission assembly is configured to convert the linear footage movement of the drill rod in the vertical direction into the rotary movement of the transmission assembly; and the counting assembly is at least partially arranged in the shell and is in transmission connection with the transmission assembly, and the counting assembly obtains the footage data of the drill rod in the vertical direction based on the rotary motion of the transmission assembly.

Furthermore, the shell is provided with a through hole for the drill rod to pass through, and the drill rod passes through the through hole and is connected with the transmission assembly.

Furthermore, at least one side of the shell is open, and the transmission assembly part is positioned outside the open and is connected with the drill rod.

Furthermore, the shell is connected with a hoop, and the shell is fixedly arranged on the drilling machine through the hoop.

Further, the transmission assembly comprises a rotating disc and a linkage shaft; the rotary disc is arranged in the shell through a bearing, the outer periphery of the rotary disc is tangent to the drill rod and keeps tight contact with the drill rod, and the linear motion of the drill rod can drive the rotary disc to rotate; the linkage shaft is respectively connected with the rotating disc and the counting assembly and synchronously rotates with the rotating disc.

Furthermore, a plurality of rotating rollers are arranged at intervals along the circumferential direction of the rotating disc at the outer circumference of the rotating disc, and the rotating rollers are tightly abutted against the drill rod and can rotate on the rotating disc under the self-rotation of the drill rod.

Further, the rotary disk includes: the rotary table body is pivoted to the shell through a bearing; a plurality of first connecting rods which are arranged on the outer periphery side of the turntable body at intervals along the circumferential direction; the second connecting rods are provided with a plurality of connecting rods and correspond to the first connecting rods one by one; the second connecting rod is arc-shaped, the middle part of the second connecting rod is connected to one end of the first connecting rod, and the other end of the first connecting rod is connected to the turntable body; and a plurality of rotating rollers, wherein each rotating roller is rotatably connected with the adjacent second connecting rod.

Further, the counting assembly comprises a counting part and a display part which are connected; the counting part is arranged in the shell and is connected with the transmission assembly; the side wall of the shell is provided with a mounting hole, and the display part is embedded in the mounting hole.

Furthermore, a reset key for performing a zeroing operation on the display portion is arranged on the housing.

A second object of the present invention is to provide a drilling machine having the footage counting apparatus for a drilling machine according to the above-described aspect.

According to the footage counting device for the drilling machine and the drilling machine, in the drilling process of the drilling rod, the transmission mechanism converts the displacement of the drilling machine into the rotation of the drilling machine, the rotation is output to the counting assembly, the counting assembly calculates the real displacement data or the footage data of the drilling rod according to the rotation of the transmission mechanism, the counting accuracy and the counting efficiency are obviously superior to those of the existing manual counting mode, and the construction quality of the drilling engineering is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic diagram of a footage counting apparatus for a drilling machine according to an embodiment of the present invention in cooperation with a drill pipe;

fig. 2 is a schematic diagram of a transmission assembly of a footage counting apparatus for a drilling machine according to an embodiment of the present invention in cooperation with a drill rod.

Description of reference numerals:

100-a housing; 110-a via; 120-reset button;

200-a transmission assembly; 210-a rotating disc; 211-a turntable body; 212-a first link; 213-a second link; 220-a linkage shaft; 230-a turning roll;

300-a counting assembly; 310-count part; 320-a display section;

400-drill pipe;

500-drill pre-driver.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the drilling operation of the coal mine underground drilling machine, the drill rod 400 is usually added continuously in the drilling process so as to meet the requirement of the drilling depth, so that a constructor can roughly calculate the drilling depth through the number of sections of the added drill rod 400 and the length of the initial drill rod 400, but the counting careless mistakes are easy to occur due to subjective errors of an operator and the influence of objective environmental factors.

In view of this, the present embodiment provides a footage counting apparatus for a drilling machine, so as to replace the existing laggard manual counting manner, and the footage counting apparatus for a drilling machine provided by the present embodiment obtains the accurate displacement of the drill rod 400 during the drilling process through the cooperation between the footage counting apparatus and the drill rod 400.

Referring to fig. 1, the footage counting apparatus for a drilling machine provided by the present embodiment mainly includes a casing 100, a transmission assembly 200 (the transmission assembly 200 is not shown in fig. 1, the specific structure of the transmission assembly 200 is shown in fig. 2) and a counting assembly 300 (only a display portion 320 of the counting assembly 300 is shown in fig. 1), the casing 100 of the present embodiment plays a role of protecting the transmission assembly 200 and the counting assembly 300 inside, the casing 100 may be a hexahedral box-shaped structure, and also plays a role of fixing the entire counter on the machine body for counting, so it is required that the casing 100 of the present embodiment is mounted on the drilling machine, specifically, the casing 100 of the present embodiment needs to be mounted on the drilling machine before detection or before leaving factory, the mounting position of the casing 100 is generally in front of the drilling machine pre-loader 500 and behind a water-gas separator (not shown in the figure), the positions of the casing 100 located on the drilling machine pre-loader 500 and the water-gas separator are located just below the drilling rod 400, thereby facilitating engagement of drill rod 400 with drive assembly 200 within housing 100.

The fixing manner of the casing 100 of the present embodiment may be any manner capable of ensuring the mounting stability of the casing 100, for example, an anchor ear (not shown in the figure) is connected to the casing 100, the anchor ear has a supporting plate, the anchor ear may be mounted on the body of the drilling machine through a connector such as a bolt, and then the casing 100 is mounted on the supporting plate through a connector such as a bolt.

The transmission assembly 200 and the counting assembly 300 of the embodiment are both installed in the housing 100, the transmission assembly 200 is used for being in transmission fit with the drill rod 400 of the drilling machine, and the transmission assembly 200 of the embodiment is configured to convert the linear advancing motion of the drill rod 400 in the vertical direction into the rotary motion of the transmission assembly; the counting assembly 300 of the embodiment is installed in the housing 100 and is in transmission connection with the transmission assembly 200, and the counting assembly 300 obtains footage data of the drill rod 400 in the vertical direction based on the rotary motion of the transmission assembly 200; the specific structural forms of the transmission assembly 200 and the technical assembly of the present embodiment are given below.

In the drilling process of drilling rod 400, the footage counting assembly for drilling machine of this embodiment mutually supports with drilling rod 400, the displacement of drilling machine is turned into self rotation with the drive mechanism of footage counting assembly for drilling machine, and will rotate and export for counting assembly 300, counting assembly 300 calculates the true displacement data of drilling rod 400 or footage data according to drive mechanism's rotation, the precision of count is obviously superior to current artifical counting mode, can guarantee to a certain extent the construction quality of the engineering of creeping into, and owing to need not artifical count, consequently can liberate the manpower to a certain extent.

Referring to fig. 1 again, in order to ensure that the drill rod 400 can be matched with the transmission assembly 200 in the housing 100, the drill rod 400 needs to be in contact with the transmission assembly 200, and therefore, the housing 100 needs to be improved in adaptability, the improvement method of the adaptability adopted in this embodiment is that two opposite side walls of the housing 100 are respectively provided with a through hole 110, the size of the through hole 110 is slightly larger than the radial size of the drill rod 400, the through holes 110 on the two side walls correspond to each other, the drill rod 400 of the drilling machine can pass through the through hole 110, the drill rod 400 is in clearance fit with the side walls of the through hole 110, and when the drill rod 400 is inserted into the housing 100 through the through hole 110, the drill rod 400 can be in contact with the transmission assembly 200 in the housing 100, and further, the transmission fit between the drill rod 400 and the transmission assembly is achieved.

Of course, the above-mentioned adaptability improvement manner for the housing 100 is not limited thereto, for example, the housing 100 may be designed to have at least one opening (this manner is not shown in the drawings), the transmission assembly 200 is installed in the housing 100, and it is required that the transmission assembly 200 is exposed outside the housing 100, so that the drill rod 400 can contact with the transmission assembly 200 without passing through the housing 100 or can realize transmission connection of the two, this manner can reduce the material consumption of the housing 100, but the protection performance of the housing 100 for the internal transmission assembly 200 and the counting assembly 300 is sacrificed, because in a complicated construction operation environment, dirt is easy to enter into the housing 100, and therefore, the preferred embodiment in this embodiment is the manner of opening the through hole 110 on the housing 100.

Referring to fig. 2 (in the drawing, a straight arrow indicates a drilling direction of the drill rod 400, and an arc arrow indicates a rotation direction of the drill rod 400), based on that the drill rod 400 tunnels a rock formation or a coal seam through self-rotation during the drilling process, and the drill rod 400 drills downward or lifts upward during the rotation process, it is necessary to provide a transmission assembly 200 that does not affect the rotation of the drill rod 400, that is, the transmission assembly 200 of the present embodiment can only achieve transmission through contact and friction with the drill rod 400, and therefore, the transmission assembly 200 includes a rotary disc 210 and a linkage shaft 220; the rotary disc 210 is mounted in the housing 100 through a bearing (not shown in the figures), and the outer periphery of the rotary disc 210 is tangent to the drill rod 400, specifically, it can be understood that the outer periphery of the rotary disc 210 is tightly abutted to one side of the outer wall of the drill rod 400, and a straight line edge formed by one side of the outer wall of the drill rod 400 is tangent to a circle on which the outer edge of the rotary disc 210 is located, so that in a linear motion of the drill rod 400, due to the friction force existing between the drill rod 400 and the rotary disc 210, the rotary disc 210 is driven to rotate through the friction force.

It should be noted that "closely offset" here means that the frictional force that rotating disc 210 and drilling rod 400 exist under the contact state can satisfy that drilling rod 400 drives rotating disc 210 and rotates, and because operational environment, or cooperation error, it is constantly guaranteed that the drilling rod offsets with the rotating disc outer fringe to need, otherwise the carousel probably can appear the condition that can not rotate, then count inaccurate, consequently can also make corresponding improvement to the concrete structure form that realizes closely offsetting of rotating disc 210 and drilling rod 400, for example, the casing has a bar hole (not shown in the figure), the bearing is installed in the bearing frame (not shown in the figure), bearing frame sliding connection is in the bar hole, and have the spring between the pore wall of bearing frame and slot, utilize the elasticity of spring can guarantee that rotating disc 210 closely offsets in drilling rod 400 all the time.

Still further, the linkage shaft 220 of the present embodiment is respectively connected to the rotating disc 210 and the counting assembly 300, and the linkage shaft 220 is driven by the rotating disc 210 to rotate synchronously with the rotating disc 210 and output the rotation torque to the counting assembly 300 of the present embodiment.

As can be seen from the above description, since the drill rod 400 is required to rotate during the drilling process, it is easy to cause abrasion between itself and the rotary disk 210, therefore, the structure of the rotary disc 210 is further improved in this embodiment, and as shown in fig. 2, a plurality of rotary rollers 230 are arranged at intervals along the circumferential direction of the outer circumferential edge of the rotary disc 210 in this embodiment, the rotary rollers 230 have a certain radian as a whole, the contour lines enclosed between the plurality of rotary rollers 230 are arc-shaped, the rotary rollers 230 contact with the drill rod 400, during the downward drilling or upward pulling of the drill rod 400, the rotating roller 230 and the rotary table of the present embodiment rotate by a vertical frictional force, meanwhile, the rotating roller 230 of the present embodiment is also driven by the rotation of the drill rod 400 to rotate, and the sliding friction between the rotating disc 210 and the rotating drill rod 400 is changed to rolling friction, so that the abrasion between the rotating disc 210 and the drill rod 400 can be avoided.

Since the rotating roller 230 of the present embodiment has an arc shape, the present embodiment further optimizes the structure of the rotating disk 210 in order to facilitate installation of the rotating roller 230 of the present embodiment and rotation of the rotating roller 230.

Referring to fig. 2 again, the rotating disk 210 of the present embodiment includes a disk body 211, a first link 212, and a second link 213; the turntable body 211 of this embodiment is pivotally connected to the housing 100, the number of the first connecting rods 212 and the number of the second connecting rods 213 of this embodiment are both multiple, the multiple first connecting rods 212 are arranged around the turntable body 211 at intervals along the circumferential direction, one end of each first connecting rod 212 is connected to the turntable body 211, and the connection manner may be a fixed connection manner such as welding; in order to ensure the uniformity of the distribution of the plurality of first links 212, the length direction of each first link 212 may pass through the center of the turntable body 211, that is, the length direction of each first link 212 is a radial direction of the turntable body 211.

Further, in this embodiment, the plurality of second connecting rods 213 are arranged around the plurality of first connecting rods 212 at intervals along the circumferential direction, the second connecting rods 213 are in one-to-one correspondence with the first connecting rods 212, the second connecting rods 213 are arc-shaped, the plurality of second connecting rods 213 enclose a circumferential contour, the middle portion of the second connecting rods 213 is connected to one end of the first connecting rods 212, and the other end of the first connecting rods 212 is connected to the turntable body 211, that is: each second link 213 is connected to at least one end of one first link 212 (or the end away from the turntable body 211), and the other end of the first link 212 is connected to the turntable body 211; the number of the rotating rollers 230 is corresponding to the number of the first connecting rods 212 and the second connecting rods 213, and each rotating roller 230 is rotatably connected to the adjacent second connecting rod 213, specifically, one end of the rotating roller 230 is rotatably mounted on one of the two adjacent second connecting rods 213, and the other end of the rotating roller is rotatably mounted on the other of the two adjacent second connecting rods 213, so that the two ends of the arc-shaped rotating roller 230 respectively have a connection relationship with the two second connecting rods 213, thereby facilitating the rotation of the rotating roller 230.

Referring to fig. 1 and 2, the counting assembly 300 of the present embodiment includes a counting part 310 and a display part 320 connected to each other; the counting part 310 of the present embodiment is installed in the casing 100 and is in transmission connection with the linkage shaft 220 of the transmission assembly 200. The counting portion 310 of this embodiment may be an existing gear counter, or may be another counter structure capable of converting torque data into displacement data, when a gear counter is used, the universal driving shaft 220 drives the gear of the gear counter to rotate, the required current footage distance is a product of the number of rotations of the rotary disk 210 and the circumference of the rotary disk, the number of rotations of the rotary disk 210 here is obtained by the number of rotations of the universal driving shaft 220, and the circumference of the rotary disk is a preset value in the gear counter, so that footage data can be directly obtained.

Further, the display portion 320 of the present embodiment is used for displaying specific footage data, the display portion 320 is embedded in a mounting hole (not labeled) mounted on a side wall of the casing 100, so that the display portion 320 is exposed on an outer surface of the casing 100, which is convenient for an operator to observe the footage data, and the display portion 320 may be any structure capable of displaying numbers, such as a display screen. In addition, the casing 100 of the present embodiment is further provided with a reset button 120 for performing a zeroing operation on the display portion 320, so that the counting apparatus for drilling and footage of the present embodiment performs the next counting operation after one drilling.

Based on the above mentioned footage counting device for a drilling machine, the present embodiment also provides a drilling machine, which has the footage counting device for a drilling machine of the above mentioned technical solution, and since the improvement of the drilling machine of the present embodiment is only the footage counting device for a drilling machine, the present embodiment does not perform the description of the figures and the description of the characters on the rest structures of the drilling machine.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected by one skilled in the art without departing from the spirit and scope of the utility model, as defined in the appended claims.

Finally, it should also be noted that, herein, 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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A footage counting apparatus for a drilling machine, comprising:

a housing (100), the housing (100) being mountable on the drilling rig;

a transmission assembly (200), wherein the transmission assembly (200) is installed in the shell (100) and is used for being in transmission fit with a drill rod (400) of the drilling machine, and the transmission assembly (200) is configured to convert the linear footage movement of the drill rod (400) into the rotary movement of the transmission assembly; and the number of the first and second groups,

a counting assembly (300), wherein the counting assembly (300) is at least partially arranged in the shell (100) and is in transmission connection with the transmission assembly (200), and the counting assembly (300) derives the footage data of the drill rod (400) based on the rotary motion of the transmission assembly (200).

2. The footage counting device for the drilling machine according to claim 1, wherein the housing (100) is provided with a through hole (110) for the drill rod (400) to pass through, and the drill rod (400) passes through the through hole (110) and is connected with the transmission assembly (200).

3. The footage counting device for a drilling machine according to claim 1, wherein the housing (100) is open on at least one side, and the transmission assembly (200) is partially located outside the open side and connected to the drill rod (400).

4. The footage counting device for a drilling machine according to claim 1, wherein a hoop is connected to the housing (100), and the housing (100) is fixedly mounted on the drilling machine through the hoop.

5. The footage counting device for a drilling rig according to claim 1, wherein the transmission assembly (200) comprises a rotary disc (210) and a linkage shaft (220);

the rotary disc (210) is mounted in the shell (100) through a bearing, the outer periphery of the rotary disc (210) is tangent to the drill rod (400) and keeps tight contact with the drill rod, and the linear motion of the drill rod (400) can drive the rotary disc (210) to rotate;

the linkage shaft (220) is respectively connected with the rotating disc (210) and the counting assembly (300) and synchronously rotates with the rotating disc (210).

6. The footage counting apparatus for a drilling machine according to claim 5, wherein a plurality of turning rollers (230) are installed at intervals along a circumferential direction of the turning disc (210) at an outer peripheral edge of the turning disc (210), and the turning rollers (230) are held in close contact with the drill rod (400) and can be turned on the turning disc (210) by the rotation of the drill rod (400).

7. The footage counting apparatus for a drilling machine according to claim 6, wherein the rotary disk (210) comprises:

a turntable body (211), the turntable body (211) being pivotally connected to the housing through a bearing;

a plurality of first links (212), wherein the first links (212) are arranged on the outer periphery side of the turntable body (211) at intervals along the circumferential direction;

a plurality of second links (213), wherein the second links (213) correspond to the first links (212) one by one; the second connecting rod (213) is in the shape of a circular arc, the middle part of the second connecting rod is connected to one end of the first connecting rod (212), and the other end of the first connecting rod (212) is connected to the turntable body (211); and the number of the first and second groups,

and a plurality of rotating rollers (230), wherein each rotating roller (230) is rotatably connected with the adjacent second connecting rod (213).

8. The footage counting device for a drilling machine according to any one of claims 1 to 7, characterized in that the counting assembly (300) comprises a counting part (310) and a display part (320) connected;

the counting part (310) is arranged in the shell (100) and is connected with the transmission assembly (200);

the side wall of the shell (100) is provided with a mounting hole, and the display part (320) is embedded in the mounting hole.

9. The footage counting apparatus for a drilling machine according to claim 8, wherein a reset button (120) for performing a zero operation on the display portion (320) is provided on the housing (100).

10. A drilling machine comprising a footage counting apparatus for a drilling machine according to any one of claims 1 to 9.

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