Rock sample preparation device for mud performance detection

Abstract

The utility model discloses a rock sample preparation device for mud performance detection, which belongs to the technical field of rock sample preparation and is characterized by comprising a support, a connecting plate is rotatably connected to the left side of the top of the support, a telescopic cylinder is bolted to the right side of the connecting plate, and a pressing assembly is arranged at the telescopic end of the telescopic cylinder. A back frame is arranged on the right side of the pressing assembly, an auxiliary frame is bolted to the top of the left side of the support, and a receiving groove is formed in the bottom of the auxiliary frame. The support is arranged to be matched with the connecting plate, so that the telescopic cylinder and the pressing assembly can be conveniently installed, and the arranged back frame can conveniently fix the position of a blocking groove of the pressing assembly; during use, a material needing to prepare a rock sample can be directly put into a putting groove, at the moment, personnel can press the top of the right side of a pressing barrel downwards, so that the rock sample falls into the right side of the pressing barrel, and at the moment, a telescopic cylinder extends, so that a pressing column can be conveniently pushed to prepare on the inner side of the pressing barrel.

Description

Technical Field

[0001] The utility model relates to the technical field of rock sample preparation, in particular to a rock sample preparation device for mud performance detection. Background Art

[0002] Mud performance testing refers to the evaluation of the physical, chemical and rheological properties of mud through laboratory testing and analysis to ensure the stability and reliability of mud during the drilling process. Commonly used mud performance testing methods mainly include physical property testing, chemical property testing and rheological property testing, which play a vital role in geological drilling work. Mud is not only an important means to prevent and resolve in-hole accidents, but also an important way to improve drilling efficiency and engineering quality. When conducting formation drilling work in water-sensitive formations, shale formations, formations with high clay content, easily hydrated and dispersed formations, the inhibition performance of the mud system directly affects the stability of the rock powder and formation clay particles and the hole wall in the hole and the safety of drilling operations. At present, there are many methods for evaluating the inhibition performance of mud systems and additives in the domestic geological drilling industry. The more common evaluation methods include rock cuttings rolling recovery rate test, linear expansion rate test, volume expansion rate test, etc.

[0003] When monitoring mud properties, rock samples need to be prepared and collected. In the prior art, rock samples are often prepared by pressing. The preparation equipment in the prior art is troublesome for taking out samples or adding materials, and is inconvenient to use. Utility Model Content

[0004] The utility model provides a rock sample preparation device for mud performance testing, aiming to solve the problem that a pressing method is often used when preparing rock samples, and the preparation equipment in the prior art is relatively troublesome for taking out samples or putting in materials.

[0005] The utility model is implemented as follows: a rock sample preparation device for mud property testing includes a bracket, a connecting plate is rotatably connected to the left side of the top of the bracket, a telescopic cylinder is bolted to the right side of the connecting plate, a pressing assembly is provided at the telescopic end of the telescopic cylinder, a back frame is provided on the right side of the pressing assembly, a sub-frame is bolted to the top of the left side of the bracket, and a receiving slot is provided at the bottom of the sub-frame;

[0006] The pressing assembly includes a pressing cylinder, a pressing column is provided on the left side of the inner side of the pressing cylinder, a blocking block is provided on the right side of the pressing column, the right side of the blocking block is bolted to the back frame, and a delivery slot is provided on the top of the blocking block.

[0007] In order to facilitate the rotation of the bracket, as a preferred rock sample preparation device for mud property testing of the present invention, a first rotating shaft is bolted to the left side of the top of the bracket, and the inner side of the first rotating shaft is rotatably connected to the connecting plate.

[0008] In order to facilitate the support of the structure, as a preferred rock sample preparation device for mud property testing of the present invention, the bottoms of the sub-frame and the bracket are bolted with legs, and the bottoms of the legs are provided with anti-slip grooves.

[0009] In order to achieve the effect of limiting the placement of the docking slot, as a preferred rock sample preparation device for mud property testing of the present invention, the right side of the bracket is bolted to a limit frame, and the inner side of the limit frame is used in conjunction with the docking slot.

[0010] In order to facilitate the support of the pressing cylinder, as a preferred rock sample preparation device for mud performance testing of the present invention, the bottom of the pressing cylinder is bolted to a limiting frame, the inner side of the limiting frame is slidably connected to a second rotating shaft, and a telescopic rod is provided at the bottom of the second rotating shaft.

[0011] In order to facilitate the resetting of the telescopic rod, as a preferred rock sample preparation device for mud property testing of the present invention, the inner wall of the telescopic rod is bolted with a reset spring, and the top and bottom of the reset spring are respectively bolted to the top and bottom of the inner wall of the telescopic rod.

[0012] In order to facilitate the movement of the position of the back frame, as a preferred rock sample preparation device for mud property testing of the present invention, the outer side of the sub-frame is bolted with a guide rail, a motor is provided on the right side of the guide rail, the output end of the motor is bolted with a screw, the outer side of the screw is threadedly connected to a movable block, the outer side of the screw is slidably connected to the guide rail, and the front side of the movable block is bolted to the back frame.

[0013] In order to facilitate the shielding of the delivery trough, as a preferred rock sample preparation device for mud property testing of the present invention, the top of the pressing cylinder is bolted with a sliding frame, and the inner side of the sliding frame is slidably connected with a baffle, and the baffle is used in conjunction with the delivery trough.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] The rock sample preparation device for mud property testing can facilitate the installation of the telescopic cylinder and the pressing assembly by setting a bracket and a connecting plate. The set back frame can facilitate the fixation of the position of the blocking slot of the pressing assembly. When in use, the material to be prepared as a rock sample can be directly put into the delivery slot. At this time, the personnel can press down on the top of the right side of the pressing cylinder to make the rock sample fall into the right side of the pressing cylinder. At this time, the telescopic cylinder is extended, which can facilitate the pushing of the pressing column on the inner side of the pressing cylinder for preparation. After that, the back frame drives the blocking block to move out from the right side of the pressing cylinder. The pressing column continues to move to push the pressed rock sample out of the pressing cylinder and drop it into the receiving slot. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structure diagram of the rock sample preparation device for mud performance testing of the present utility model;

[0017] Figure 2 This is a schematic diagram of the position of the telescopic rod of the utility model;

[0018] Figure 3 This is a schematic structural diagram of the pressing assembly of the utility model;

[0019] Figure 4 It is a schematic diagram of the rear part of the main structure of the utility model;

[0020] Figure 5 It is the main view of the main structure of the utility model.

[0021] In the figure, 1. bracket; 2. connecting plate; 3. telescopic cylinder; 4. pressing assembly; 401. pressing cylinder; 402. pressing column; 403. blocking block; 404. delivery trough; 5. back frame; 6. sub-frame; 7. receiving trough; 8. first rotating shaft; 9. supporting leg; 10. limit frame; 11. limit frame; 12. second rotating shaft; 13. telescopic rod; 14. return spring; 15. guide rail; 16. motor; 17. screw; 18. movable block; 19. slide frame; 20. baffle. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0023] In the description of the present invention, it should be understood that the terms "length," "width," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inside," "outside," and the like, indicating positions or location relationships, are based on the positions or location relationships shown in the accompanying drawings and are intended solely to facilitate the description of the present invention and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the present invention. Furthermore, in the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

[0024] See also Figure 1-5The utility model provides a technical solution: a rock sample preparation device for mud performance testing, comprising a bracket 1, a connecting plate 2 is rotatably connected to the left side of the top of the bracket 1, a telescopic cylinder 3 is bolted to the right side of the connecting plate 2, a pressing assembly 4 is provided at the telescopic end of the telescopic cylinder 3, a back frame 5 is provided on the right side of the pressing assembly 4, a sub-frame 6 is bolted to the top of the left side of the bracket 1, and a receiving slot 7 is provided at the bottom of the sub-frame 6;

[0025] The pressing assembly 4 includes a pressing cylinder 401, a pressing column 402 is provided on the left side of the inner side of the pressing cylinder 401, a blocking block 403 is provided on the right side of the pressing column 402, the right side of the blocking block 403 is bolted to the back frame 5, and a delivery slot 404 is provided on the top of the blocking block 403.

[0026] In this embodiment: by setting a bracket 1 in conjunction with the connecting plate 2, the telescopic cylinder 3 and the pressing assembly 4 can be easily installed, and the provided back frame 5 can facilitate the fixing of the position of the blocking slot of the pressing assembly 4. When in use, the material to be prepared as a rock sample can be directly put into the delivery slot 404. At this time, the personnel can press down on the top of the right side of the pressing cylinder 401 to make the rock sample fall into the right side of the pressing cylinder 401. At this time, the telescopic cylinder 3 is extended, which can facilitate the pushing of the pressing column 402 on the inner side of the pressing cylinder 401 for preparation. After that, the back frame 5 drives the blocking block 403 to move out from the right side of the pressing cylinder 401. The pressing column 402 continues to move to push the pressed rock sample out of the pressing cylinder 401 and drop it into the receiving slot 7.

[0027] As a technical optimization solution of the present invention, a first rotating shaft 8 is bolted to the left side of the top of the bracket 1 , and the inner side of the first rotating shaft 8 is rotatably connected to the connecting plate 2 .

[0028] In this embodiment, by providing the first rotating shaft 8 , the connection between the connecting plate 2 and the bracket 1 can be facilitated, and the connecting plate 2 can be rotated along the bracket 1 .

[0029] As a technical optimization solution of the present invention, the bottoms of the sub-frame 6 and the bracket 1 are both bolted with supporting legs 9 , and the bottoms of the supporting legs 9 are provided with anti-slip patterns.

[0030] In this embodiment, by providing the supporting legs 9, the sub-frame 6 and the bracket 1 can be placed stably, making the structure more stable.

[0031] As a technical optimization solution of the present invention, the right side of the bracket 1 is bolted to a limit frame 10 , and the inner side of the limit frame 10 cooperates with the access slot 7 .

[0032] In this embodiment, by providing the limiting frame 10 , the placement position of the docking slot 7 can be fixed to avoid displacement of the placement position of the structure.

[0033] As a technical optimization solution of the present invention, the bottom of the pressing cylinder 401 is bolted to a limiting frame 11 , the inner side of the limiting frame 11 is slidably connected to a second rotating shaft 12 , and a telescopic rod 13 is provided at the bottom of the second rotating shaft 12 .

[0034] In this embodiment, by providing the limiting frame 11 in conjunction with the second rotating shaft 12 , the telescopic rod 13 and the limiting frame 11 can be easily connected, so that a certain angle of deflection can be generated between the pressing cylinder 401 and the telescopic rod 13 .

[0035] As a technical optimization solution of the present invention, a return spring 14 is bolted to the inner wall of the telescopic rod 13 , and the top and bottom of the return spring 14 are bolted to the top and bottom of the inner wall of the telescopic rod 13 respectively.

[0036] In this embodiment, a reset spring 14 is provided, so that after the telescopic rod 13 retracts due to pressure, the reset spring 14 can drive the structure to reset.

[0037] As a technical optimization solution of the present invention, a guide rail 15 is bolted to the outer side of the sub-frame 6, a motor 16 is provided on the right side of the guide rail 15, a screw 17 is bolted to the output end of the motor 16, and a movable block 18 is threadedly connected to the outer side of the screw 17. The outer side of the screw 17 is slidably connected to the guide rail 15, and the front side of the movable block 18 is bolted to the back frame 5.

[0038] In this embodiment, the guide rail 15 is provided to cooperate with the motor 16 , and the motor 16 drives the screw 17 to rotate, and the movable block 18 connected thereto slides along the guide rail 15 to drive the back frame 5 to move horizontally.

[0039] As a technical optimization solution of the present invention, a sliding frame 19 is bolted to the top of the pressing cylinder 401 , and a baffle 20 is slidably connected to the inner side of the sliding frame 19 . The baffle 20 is used in conjunction with the delivery trough 404 .

[0040] In this embodiment, by providing a sliding frame 19, the feeding port 404 at the top of the pressing cylinder 401 can be opened and closed conveniently, thereby preventing impurities from entering when the pressing cylinder 401 is not in use.

[0041] Working principle: First, after opening the baffle along the sliding frame 19, the material to be prepared as a rock sample is directly put into the delivery slot 404. At this time, the personnel can press down on the top of the right side of the pressing cylinder 401. At this time, the pressing cylinder 401 rotates along the second rotating shaft 12, and the second rotating shaft 12 slides on the inner side of the limit frame 11. At the same time, the telescopic rod 13 retracts. At this time, the rock sample falls into the right side of the pressing cylinder 401. After stopping contact, the reset spring 14 rebounds and drives the telescopic cylinder 3 to reset, so as to push the pressing column 402 to prepare on the inner side of the pressing cylinder 401. After that, the back frame 5 drives the blocking block 403 to move out from the right side of the pressing cylinder 401. The pressing column 402 continues to move to push the pressed rock sample out of the pressing cylinder 401 and fall into the inside of the receiving slot 7.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A rock sample preparation device for mud property testing, comprising a bracket (1), characterized in that: The left side of the top of the bracket (1) is rotatably connected to a connecting plate (2), the right side of the connecting plate (2) is bolted to a telescopic cylinder (3), the telescopic end of the telescopic cylinder (3) is provided with a pressing assembly (4), the right side of the pressing assembly (4) is provided with a back frame (5), the top of the left side of the bracket (1) is bolted to a sub-frame (6), and the bottom of the sub-frame (6) is provided with a receiving slot (7); The pressing assembly (4) comprises a pressing cylinder (401), a pressing column (402) is provided on the left side of the inner side of the pressing cylinder (401), a blocking block (403) is provided on the right side of the pressing column (402), the right side of the blocking block (403) is bolted to the back frame (5), and a delivery slot (404) is provided on the top of the blocking block (403).

2. The rock sample preparation device for mud property testing according to claim 1, characterized in that: A first rotating shaft (8) is bolted to the left side of the top of the bracket (1), and the inner side of the first rotating shaft (8) is rotatably connected to the connecting plate (2).

3. The rock sample preparation device for mud property testing according to claim 1, characterized in that: The bottoms of the sub-frame (6) and the bracket (1) are both bolted with supporting legs (9), and the bottoms of the supporting legs (9) are provided with anti-slip patterns.

4. The rock sample preparation device for mud property testing according to claim 1, characterized in that: The right side of the bracket (1) is bolted to a limit frame (10), and the inner side of the limit frame (10) cooperates with the access slot (7).

5. The rock sample preparation device for mud property testing according to claim 1, characterized in that: The bottom of the pressing cylinder (401) is bolted to a limiting frame (11), the inner side of the limiting frame (11) is slidably connected to a second rotating shaft (12), and the bottom of the second rotating shaft (12) is provided with a telescopic rod (13).

6. The rock sample preparation device for mud property testing according to claim 5, characterized in that: A return spring (14) is bolted to the inner wall of the telescopic rod (13), and the top and bottom of the return spring (14) are bolted to the top and bottom of the inner wall of the telescopic rod (13), respectively.

7. The rock sample preparation device for mud property testing according to claim 1, characterized in that: The outer side of the sub-frame (6) is bolted to a guide rail (15), a motor (16) is provided on the right side of the guide rail (15), an output end of the motor (16) is bolted to a screw rod (17), the outer side of the screw rod (17) is threadedly connected to a movable block (18), the outer side of the screw rod (17) is slidably connected to the guide rail (15), and the front side of the movable block (18) is bolted to the back frame (5).

8. The rock sample preparation device for mud property testing according to claim 1, characterized in that: The top of the pressing cylinder (401) is bolted with a sliding frame (19), the inner side of the sliding frame (19) is slidably connected with a baffle (20), and the baffle (20) is used in conjunction with the delivery trough (404).

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