CN115138443B

CN115138443B - Petroleum exploration rock debris granularity separation device

Info

Publication number: CN115138443B
Application number: CN202210756990.6A
Authority: CN
Inventors: 柴进
Original assignee: Xian Shiyou University
Current assignee: Xian Shiyou University
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2023-10-13
Anticipated expiration: 2042-06-30
Also published as: CN115138443A

Abstract

The invention discloses a petroleum exploration rock debris granularity separating device, which relates to the technical field of rock debris separation and comprises a rock debris separating box and a servo motor, wherein a feed hopper is arranged at the front side of the rock debris separating box, the servo motor is arranged in the rock debris separating box, a crushing mechanism is arranged between the rock debris separating box and the servo motor, a screening mechanism is arranged in the rock debris separating box, and a dust removing mechanism is arranged in the rock debris separating box.

Description

Petroleum exploration rock debris granularity separation device

Technical Field

The invention relates to the technical field of rock debris separation, in particular to a rock debris granularity separation device for petroleum exploration.

Background

The arrangement and analysis of rock and rock chips are important works of petroleum geological exploration oil gas, the arrangement screening granularity analysis of the rock chips is one of important ways for researching sediment causes and sediment environments, the work is simple but significant, and the existing oil exploration rock chip granularity separation device cannot simultaneously realize three functions of crushing excavated massive soil and removing dust in the multistage screening and separation process of the rock chips by taking one motor as driving force in the use process.

The prior patent (publication No. CN 208727992U) discloses a petroleum exploration rock debris granularity separating device, which comprises a supporting platform, wherein a guide rail is arranged at the top of the supporting platform, an outer box body is arranged above the guide rail, a pulley is arranged at the bottom of the outer box body and slides in a limiting manner in the guide rail, a fixing frame is arranged in the outer box body, a supporting rod is welded on the fixing frame, a sliding strip is welded on the supporting rod, and a separating screen box is sequentially arranged in the fixing frame from top to bottom; in the implementation process of the scheme, although personnel are reduced to contact and screen, and vibration screening is carried out through machinery, dust is restrained, but dust generated in the process cannot be pumped and discharged and filtered, dust is not settled in the dust box when the separation screen box is taken out too quickly, the physical health of petroleum geology workers is still easily affected, time is wasted after dust is completely settled, further the working progress is easily delayed, the function of crushing excavated massive soil in the process of separating the granularity of petroleum exploration rock fragments is not provided, the soil viscosity enables the soil to be mixed with the rock fragments together and is not easy to screen, and therefore, the screening efficiency is fully influenced, and therefore, the petroleum exploration rock fragment granularity separating device cannot simultaneously realize three functions of crushing excavated massive soil, multistage screening of rock fragments and dust removal in the separation process through one motor as driving force in the use process and has great limitation.

For this reason, it is necessary to provide a device for separating the particle size of rock debris for oil exploration to solve the above technical problems.

Disclosure of Invention

The invention provides a petroleum exploration rock debris granularity separation device, which solves the technical problem that the conventional petroleum exploration rock debris granularity separation device cannot simultaneously realize three functions of crushing excavated massive soil, multistage screening of rock debris and dust removal in the separation process by taking one motor as a driving force in the use process.

In order to solve the technical problems, the invention provides the rock debris granularity separating device for petroleum exploration, which comprises a rock debris separating box and a servo motor, wherein a feed hopper is arranged at the front side of the rock debris separating box, the servo motor is arranged in the rock debris separating box, a crushing mechanism is arranged between the rock debris separating box and the servo motor, the crushing mechanism comprises a supporting rod, a rotating shaft, a rotating rod, a driving wheel, a driven driving wheel, a driving belt and a crushing rod, a screening mechanism is arranged in the rock debris separating box, the screening mechanism comprises a mounting shell, a screen, a compression spring, a limiting block, a collision rod and a collision block, a dust removing mechanism is arranged in the rock debris separating box, and the dust removing mechanism comprises fan blades, a mounting frame, a filter screen, a plugging rod, a pull ring and a tension spring.

Preferably, the crushing mechanism further comprises bearings, two ends of the supporting rod are connected with the inner wall of the rock debris separating box, the bearings are connected with the supporting rod, the rotating shaft and the rotating rods are rotatably connected with the supporting rod through the bearings, the driving transmission wheel is arranged between the driving end of the servo motor and the top end of the rotating shaft, the driven transmission wheel is connected with the outer wall of the rotating rod, the transmission belt is in transmission connection between the driving transmission wheel and the driven transmission wheel, the crushing rods are respectively connected with the rotating shaft and the rotating rods, a user controls the servo motor through a control panel, the driving transmission wheel rotates along with the driving end of the servo motor and drives the two driven transmission wheels to rotate through the cooperation with the transmission belt, so that the rotating shafts and the two rotating rods drive a plurality of crushing rods to crush massive soil excavated in the particle size separating process of petroleum exploration rock debris entering the rock debris separating box through the feeding hopper, the separation of the soil and the rock debris is ensured, the follow-up screening operation of the rock debris is facilitated, and in the process, the stability of the rotating process of the rotating shafts and the rotating rods is ensured through the bearings is ensured, and the rotating process of the rotating shafts and the rotating rods are smoother.

Preferably, the screening mechanism further comprises balls, the installation shell is connected with the inner wall of the rock debris separation box, the screen mesh is connected with the inner wall of the installation shell in a sliding mode, the compression spring is installed between the inner wall of the installation shell and the screen mesh, the balls are embedded on the inner wall of the compression spring, the limiting blocks are installed at the top of the screen mesh, the two abutting rods are installed at the bottoms of the two abutting rods, the two abutting rods are attached to the two limiting blocks, the abutting blocks are installed at the bottom of the rotating shaft, the screen mesh on the screen mesh located in the middle is smaller than the screen mesh on the screen mesh and larger than the screen mesh below the screen mesh, the abutting blocks continuously collide with one limiting block along with the rotation of the rotating shaft, and the two abutting rods are arranged and matched with the other two limiting blocks, so that the three screen meshes synchronously move, and the oil exploration rock debris is conveniently screened in a multistage mode through the elastic reset principle of the compression spring.

Preferably, the dust removing mechanism further comprises a fan head, the fan head is connected with the top end of the rotating rod, the fan blade is connected with the outer wall of the fan head, the installation frame is connected with the inner wall of the rock debris separating box in a sliding manner, the filter screen is connected with the inner wall of the installation frame, the inserted link is connected with the inner wall of the rock debris separating box in an inserting manner, the pull ring is connected with the inserted link at one end far away from the installation frame, the extension spring is installed between the pull ring and the rock debris separating box, the extension spring is sleeved outside the inserted link, the clamping groove matched with the inserted link is formed in the outer wall of the installation frame, the fan blade is connected with the rotating rod through the fan head to form an air flow blowing to the outside of the rock debris separating box, dust generated in the rock debris separating box in a particle size separating process is enabled to rise along with the air flow, the dust in the air through the filter screen, so that the body and mind of workers around are effectively guaranteed are healthy through the pull ring, the user pulls the inserted link, the extension spring is utilized to reset principle, the installation frame is convenient to install and detach the filter screen, the filter screen is convenient to install or clean or ensure the dust removing effect.

Preferably, the fixing base is installed to the inner wall of detritus separator box, servo motor installs in one side of fixing base, through setting up the fixing base, not only is convenient for install servo motor, has promoted the stability when servo motor operates simultaneously.

Preferably, the installation shell runs through the grafting and has the guide bar, the one end and the screen cloth of guide bar are connected, through setting up the guide bar, to the screen cloth in the installation shell remove spacing and direction, promoted the stability when the screen cloth removes to ensure that the screen cloth is difficult for breaking away from the installation shell, and then ensured overall structure's integrality.

Preferably, the booster rod is installed to the other end of guide bar, through setting up the booster rod, has further promoted the linkage nature of three screen cloth, ensures three screen cloth synchronous motion, and the convenience of customers carries out manual screening through holding the booster rod and pulling or pushing in the outside of detritus separator box simultaneously.

Preferably, four corners department of detritus separator bottom all is provided with locking universal wheel, through setting up four locking universal wheels, has not only made things convenient for the removal and the location of detritus separator, and is convenient for change direction in the removal, and then promotes the direction mobility of detritus separator.

Preferably, the front side of rock chip separator box is provided with the chamber door, be provided with the hinge between chamber door and the rock chip separator box, the chamber door passes through the hinge and articulates the front side at the rock chip separator box, the logical groove with chamber door looks adaptation is seted up to the front side of rock chip separator box, be provided with sealed pad between chamber door and the logical groove, the chamber door is connected with sealed pad, through setting up chamber door and two hinges, not only conveniently takes out the rock chip that multistage screening and separation were good in the rock chip separator box, is convenient for clear up three screen cloth simultaneously to ensure the screening effect of screen cloth, through setting up sealed pad, promoted the leakproofness between rock chip separator box and the chamber door.

Preferably, the front side of the box door is provided with the lock handle, and through the lock handle, the safety is improved, and meanwhile, the box door opening and closing process is more convenient and quicker.

Compared with the related art, the petroleum exploration rock debris granularity separation device provided by the invention has the following beneficial effects:

1. according to the invention, a user controls the servo motor through the control panel, the driving wheel rotates along with the driving end of the servo motor and drives the two driven driving wheels to rotate through the cooperation of the driving wheels and the driving belt, so that the plurality of crushing rods are driven by the rotating shaft and the two rotating rods to crush massive soil excavated in the particle size separation process of the petroleum exploration rock debris entering the rock debris separation box through the feed hopper, the separation of the soil and the rock debris is ensured, and the subsequent screening operation of the rock debris particle size is facilitated.

2. According to the invention, the sieve holes on the screen mesh positioned in the middle are smaller than the sieve holes on the screen mesh positioned in the middle and larger than the sieve holes on the screen mesh positioned below the sieve holes, the abutting blocks continuously collide with one of the limiting blocks along with the rotation of the rotating shaft, and the three screen meshes synchronously move by arranging the two abutting rods and matching with the other two limiting blocks.

3. According to the invention, the fan blade forms air flow blown to the outside of the rock debris separation box through the rotation of the fan head following the rotating rod, dust generated in the particle size separation process of the rock debris in the rock debris separation box rises along with the air flow, dust in passing air is filtered through the filter screen, so that physical and mental health of surrounding staff is effectively ensured, a user pulls the inserted rod through the pull ring, and the elastic reset principle of the extension spring is utilized, so that the filter screen is conveniently installed and detached through the installation frame, and the filter screen is convenient to install, clean or replace and the dust removal effect is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a petroleum exploration rock debris particle size separation device;

FIG. 2 is a schematic cross-sectional view of a separator box in a petroleum exploration rock debris particle size separator;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

fig. 5 is an enlarged view of the structure at C in fig. 2.

Reference numerals in the drawings: 1. a rock debris separation box; 2. a feed hopper; 3. a servo motor; 4. a support rod; 5. a rotating shaft; 6. a rotating rod; 7. a bearing; 8. a driving transmission wheel; 9. a driven transmission wheel; 10. a transmission belt; 11. a mounting shell; 12. a screen; 13. a compression spring; 14. a ball; 15. a limiting block; 16. a touch-up rod; 17. a collision block; 18. a breaker bar; 19. a fan head; 20. a fan blade; 21. a mounting frame; 22. a filter screen; 23. a rod; 24. a pull ring; 25. a tension spring; 26. a clamping groove; 27. a fixing seat; 28. a guide rod; 29. a booster rod; 30. locking the universal wheel; 31. a door; 32. a hinge; 33. a lock handle; 34. and a control panel.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that if there are terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated azimuth or positional relationship is based on the azimuth or positional relationship shown in the drawings, it is merely for convenience of description and simplification of the description, and does not indicate or imply that the indicated apparatus or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. Either mechanically or electrically. Can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

An embodiment I is given by figures 1-5, a petroleum exploration rock debris granularity separating device, which comprises a rock debris separating box 1 and a servo motor 3, wherein a feed hopper 2 is arranged at the front side of the rock debris separating box 1, the feed hopper 2 is communicated with the inside of the rock debris separating box 1, the servo motor 3 is arranged in the rock debris separating box 1, a crushing mechanism is arranged between the rock debris separating box 1 and the servo motor 3, the crushing mechanism comprises a supporting rod 4, a rotating shaft 5, a rotating rod 6, a driving transmission wheel 8, a driven transmission wheel 9, a transmission belt 10 and a crushing rod 18, a screening mechanism is arranged in the rock debris separating box 1, the screening mechanism comprises a mounting shell 11, a screen 12, a compression spring 13, a limiting block 15, a contact rod 16 and a collision block 17, a dust removing mechanism is arranged in the rock debris separating box 1, the dust removing mechanism comprises a fan blade 20, a mounting frame 21, a filter screen 22, a plug rod 23, a pull ring 24 and a tension spring 25, the crushing mechanism also comprises a bearing 7, both ends of the supporting rod 4 are connected with the inner wall of the rock debris separating box 1, the bearing 7 is connected with the supporting rod 4, the rotating shaft 5 and 6 are rotatably connected with the supporting rod 4 through the supporting rod 7, the driving transmission wheel 8, the rotating transmission end is connected with the driving transmission rod 8 through the driving transmission rod 6, the rotating with the driving transmission rod 9 and the driving transmission end 9 is connected with the driving transmission end 9 through the driving transmission rod 6 and the driving transmission end 2 and the driving transmission end 9 and the driving end 2 and the driving end 9 and the driving end 2 through the driving transmission end 6 and the driving end 2 respectively, which is connected with the driving end 9 and the driving end through the driving end and the driving end 9 and the driving end through the driving end 9 respectively through the driving end and the driving end 6 respectively, thereby drive a plurality of broken poles 18 through pivot 5 and two bull sticks 6 and will get into the cubic soil breakage that digs in the oil exploration detritus granularity separation process of detritus separator 1 inside through feeder hopper 2, ensure soil and detritus separation, be favorable to the follow-up screening operation of detritus granularity, its in-process has ensured the stability of pivot 5 and two bull sticks 6 rotation process through setting up bearing 7, makes the rotation process of pivot 5 and two bull sticks 6 more smooth and easy simultaneously.

To the detritus separation case 1, fixing base 27 is installed to its inner wall, servo motor 3 installs in one side of fixing base 27, through setting up fixing base 27, not only be convenient for install servo motor 3, stability when servo motor 3 operation has been promoted simultaneously, the four corners department of detritus separation case 1 bottom all is provided with locking universal wheel 30, through setting up four locking universal wheels 30, not only convenient removal and the location of detritus separation case 1, and change the direction in the removal of being convenient for, and then promote the directional maneuverability of detritus separation case 1, control panel 34 is installed to the front side of detritus separation case 1, control panel 34 and servo motor 3 electric connection, through setting up control panel 34, the convenience of use is at the external control servo motor 3 of detritus separation case 1, make the more convenient and fast of oil exploration detritus granularity separation operation.

In addition, to the rock debris separating box 1, its front side is provided with the chamber door 31, be provided with hinge 32 between chamber door 31 and the rock debris separating box 1, chamber door 31 articulates the front side at the rock debris separating box 1 through hinge 32, the logical groove with chamber door 31 looks adaptation is seted up to the front side of rock debris separating box 1, be provided with sealed pad between chamber door 31 and the logical groove, chamber door 31 is connected with sealed pad, through setting up chamber door 31 and two hinges 32, multistage screening and the good rock debris of separation in the rock debris separating box 1 are conveniently taken out, be convenient for clear up three screen cloth 12 simultaneously, in order to ensure the screening effect of screen cloth 12, through setting up sealed pad, the leakproofness between rock debris separating box 1 and the chamber door 31 has been promoted, the front side of chamber door 31 is provided with locking handle 33, through setting up locking handle 33, not only promoted the security, the process that makes the chamber door 31 opens and shuts simultaneously more convenient and fast.

In addition, the type of the servo motor 3 is MSMD03ZP1U, and the specific composition structure and working principle of the servo motor 3, the locking universal wheel 30 and the control panel 34 are all common knowledge known to those skilled in the art, and will not be described in detail herein.

Based on the first embodiment, referring to fig. 1, 2 and 4, the screening mechanism further includes a ball 14, the installation shell 11 is connected with the inner wall of the rock debris separating box 1, the screen 12 is slidably connected with the inner wall of the installation shell 11, the compression spring 13 is installed between the inner wall of the installation shell 11 and the screen 12, the ball 14 is embedded on the inner wall of the compression spring 13, the limiting block 15 is installed at the top of the screen 12, the abutting rods 16 are installed at the bottoms of two abutting rods 16, two abutting rods 16 are attached to two limiting blocks 15, the abutting blocks 17 are installed at the bottom end of the rotating shaft 5, the screen holes on the screen 12 in the middle are smaller than the screen holes on the screen 12 and larger than the screen holes on the screen 12 below the screen holes, the abutting blocks 17 collide with one limiting block 15 continuously along with the rotation of the rotating shaft 5, and the three screen 12 synchronously move through setting up the two abutting rods 16 and matching with the other two limiting blocks 15, and in the process, the screen debris searching for oil is conveniently screened in multiple stages by setting and utilizing the elastic reset principle of the compression spring 13.

In addition, to installation shell 11, it runs through and peg graft there is guide bar 28, the one end and the screen cloth 12 of guide bar 28 are connected, through setting up guide bar 28, to the removal spacing and the direction of screen cloth 12 in installation shell 11, stability when having promoted screen cloth 12 and when moving, and ensure that screen cloth 12 is difficult for breaking away from installation shell 11, and then guaranteed overall structure's integrality, booster bar 29 is installed to the other end of guide bar 28, through setting up booster bar 29, the linkage of three screen cloth 12 has further been promoted, ensure three screen cloth 12 synchronous motion, the convenience of customers carries out manual screening through holding booster bar 29 and pulling or pushing in the outside of debris separator 1 simultaneously.

Based on the first embodiment, refer to fig. 1, 2 and 5, the dust removing mechanism further includes a fan head 19, the fan head 19 is connected with the top end of the rotating rod 6, the fan blade 20 is connected with the outer wall of the fan head 19, the installation frame 21 is slidably connected with the inner wall of the rock debris separating box 1, the filter screen 22 is connected with the inner wall of the installation frame 21, the inserted rod 23 is spliced with the inner wall of the rock debris separating box 1, the pull ring 24 is connected with one end of the inserted rod 23 far away from the installation frame 21, the extension spring 25 is installed between the pull ring 24 and the rock debris separating box 1, the extension spring 25 is sleeved outside the inserted rod 23, the outer wall of the installation frame 21 is provided with a clamping groove 26 matched with the inserted rod 23, the fan blade 20 forms an air flow blowing to the outside of the rock debris separating box 1 through the rotation of the fan head 19, dust generated in the rock debris separating box 1 is enabled to rise along with the air flow, the dust generated in the rock debris particle size separating process of oil exploration in the rock debris separating box 1 is enabled to filter through the arrangement of the filter screen 22, thereby the physical and mental health of workers around the air are effectively guaranteed, the user pulls the inserted rod 23, the extension spring 25 is installed between the pull rod 24 and the pull rod 1 and the filter screen 1, the filter screen 22 is conveniently installed through the extension spring 25, the extension spring is replaced by the extension spring 21, the filter frame is convenient to install or the filter screen 22, the filter screen is convenient or the filter screen is convenient to install and the filter screen is convenient to replace or the filter screen 22.

In addition, to filter screen 22, its inside integrated into one piece has superfine glass fiber filter core, and filter screen 22 and superfine glass fiber filter core's filter material compact structure, and filter area is big, and holds dirt ability reinforce, has good filter effect, under the circumstances that guaranteeing debris separator 1 top air unblocked, can direct filtration dust in the air of process to the physical and mental health of staff has effectively ensured around.

Working principle:

when the excavated massive soil is crushed in the process of separating the granularity of the rock scraps in petroleum exploration:

the user controls servo motor 3 through control panel 34, initiative drive wheel 8 follows servo motor 3's drive end and rotates and through the cooperation with drive belt 10 and drive two driven drive wheels 9 and rotate, thereby drive a plurality of broken poles 18 through pivot 5 and two bull sticks 6 and will get into the cubic soil breakage that digs in the oil exploration rock-chip granularity separation process of rock-chip separator 1 inside through feeder hopper 2, ensure soil and rock-chip separation, be favorable to the follow-up screening operation of rock-chip granularity, wherein in-process, through setting up bearing 7, the stability of pivot 5 and two bull sticks 6 rotation process has been ensured, make the rotation process of pivot 5 and two bull sticks 6 more smooth and easy simultaneously.

When the granularity of the rock debris for petroleum exploration is separated:

the sieve mesh on the screen mesh 12 that is located the middle part is less than it and is greater than the sieve mesh on the screen mesh 12 below it, and the conflict piece 17 is followed the rotation of pivot 5 and is constantly collided with one of them stopper 15, through setting up two touch-up poles 16 and cooperation two other stopper 15 to make three screen mesh 12 synchronous movement, its in-process is through setting up and utilizing compression spring 13's elasticity reset principle, and then conveniently to the multistage screening of oil exploration detritus.

When dust is removed in the process of separating the particle size of the rock debris in petroleum exploration:

the fan blade 20 forms the air current that blows to the outside of detritus separation case 1 through the rotation of fan head 19 following bull stick 6 to make the dust that produces in the oil exploration detritus granularity separation process in the detritus separation case 1 follow the air current and rise, filter the dust in the air that passes through setting up filter screen 22, thereby effectively ensure staff's around physical and mental health, the user pulls inserted bar 23 through pull ring 24, and utilize the elasticity reset principle of extension spring 25, and then conveniently install and dismantle filter screen 22 through installing frame 21, easy to assemble, clear up or change filter screen 22 and ensure the dust removal effect, simultaneously through the reverse rotation of the drive end of control panel 34 control servo motor 3, the dust in the detritus separation case 1 of being convenient for clearance.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Although 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 alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a petroleum exploration rock debris granularity separation device, includes rock debris separation case (1) and servo motor (3), its characterized in that, feeder hopper (2) are installed to the front side of rock debris separation case (1), servo motor (3) are installed in the inside of rock debris separation case (1), be provided with crushing mechanism between rock debris separation case (1) and servo motor (3), crushing mechanism includes bracing piece (4), pivot (5), bull stick (6), initiative drive wheel (8), driven drive wheel (9), drive belt (10) and broken pole (18), the inside of rock debris separation case (1) is provided with screening mechanism, screening mechanism includes installation shell (11), screen cloth (12), compression spring (13), stopper (15), conflict pole (16) and conflict piece (17), the inside of rock debris separation case (1) is provided with dust removal mechanism, dust removal mechanism includes flabellum (20), installation frame (21), filter screen (22), inserted bar (23), 24) and extension spring (25), screening mechanism still includes that installation shell (14), the inside of installation shell (11) is connected with inner wall (12) of sliding connection shell (12), compression spring (13) are installed between the inner wall of installation shell (11) and screen cloth (12), ball (14) inlay and establish on the inner wall of compression spring (13), stopper (15) are installed at the top of screen cloth (12), conflict pole (16) are installed in the bottom of two of them touch pole (16), two conflict pole (16) are laminated with two of them stopper (15), the bottom in pivot (5) is installed to conflict piece (17).

2. The petroleum exploration rock debris granularity separating device according to claim 1, wherein the crushing mechanism further comprises bearings (7), two ends of the supporting rod (4) are connected with the inner wall of the rock debris separating box (1), the bearings (7) are connected with the supporting rod (4), the rotating shaft (5) and the rotating rod (6) are rotatably connected with the supporting rod (4) through the bearings (7), the driving wheel (8) is installed between the driving end of the servo motor (3) and the top end of the rotating shaft (5), the driven driving wheel (9) is connected with the outer wall of the rotating rod (6), the driving belt (10) is connected between the driving wheel (8) and the driven driving wheel (9), and a plurality of crushing rods (18) are respectively connected with the rotating shaft (5) and the rotating rod (6).

3. The oil exploration rock debris granularity separating device according to claim 1, characterized in that the dust removing mechanism further comprises a fan head (19), the fan head (19) is connected with the top end of the rotating rod (6), the fan blade (20) is connected with the outer wall of the fan head (19), the mounting frame (21) is slidably connected with the inner wall of the rock debris separating box (1), the filter screen (22) is connected with the inner wall of the mounting frame (21), the inserting rod (23) is inserted into the inner wall of the rock debris separating box (1), the pull ring (24) is connected with the inserting rod (23) away from one end of the mounting frame (21), the extension spring (25) is installed between the pull ring (24) and the rock debris separating box (1), the extension spring (25) is sleeved outside the inserting rod (23), and the clamping groove (26) matched with the inserting rod (23) is formed in the outer wall of the mounting frame (21).

4. The petroleum exploration rock debris granularity separating device according to claim 1, wherein a fixing seat (27) is arranged on the inner wall of the rock debris separating box (1), and the servo motor (3) is arranged on one side of the fixing seat (27).

5. A device for separating rock debris from oil exploration according to claim 1, characterized in that the mounting shell (11) is inserted through a guide rod (28), one end of the guide rod (28) being connected with the screen (12).

6. A device for the separation of the particle size of rock debris in oil exploration according to claim 5, characterized in that the other end of the guide rod (28) is provided with a booster rod (29).

7. The petroleum exploration rock debris granularity separating device according to claim 1, wherein locking universal wheels (30) are arranged at four corners of the bottom of the rock debris separating box (1).

8. The petroleum exploration rock debris granularity separating device according to claim 1, characterized in that a box door (31) is arranged on the front side of the rock debris separating box (1), a hinge (32) is arranged between the box door (31) and the rock debris separating box (1), the box door (31) is hinged on the front side of the rock debris separating box (1) through the hinge (32), a through groove matched with the box door (31) is formed in the front side of the rock debris separating box (1), a sealing gasket is arranged between the box door (31) and the through groove, and the box door (31) is connected with the sealing gasket.

9. A device according to claim 8, characterized in that the front side of the door (31) is provided with a locking handle (33).