Portable geological rock stratum stress measuring device

Abstract

A portable geological rock stratum stress measuring device comprises a supporting seat, a fixing frame, a supporting rod, an auxiliary mechanism, supporting legs, a measuring mechanism and a data processing mechanism, a first connecting lug plate is fixedly arranged on the side wall of the supporting seat, the top end of the supporting rod is hinged to the first connecting lug plate, the supporting legs are fixedly arranged at the bottom end of the supporting rod, and the measuring mechanism is arranged on the supporting legs and the supporting seat; the measuring mechanism comprises a vertical frame, a detector and a rotating assembly, the vertical frame is fixedly arranged on the top surface of the supporting leg, a rectangular sliding block is fixedly arranged at the top end of the side wall of the detector, a first sliding groove is formed in the vertical frame, the rectangular sliding block is inserted into the first sliding groove and slides along the first sliding groove, and the detector penetrates through the supporting leg. According to the utility model, the supporting legs, the vertical frames and the rectangular sliding blocks are arranged, the supporting legs are arranged at the bottom ends of the supporting rods, and the rectangular sliding blocks and the vertical frames are matched for use, so that the detector penetrates through the supporting legs and is inserted into a rock stratum, the measurement efficiency of the device is improved, stable supporting of the device is ensured, and the stability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to measuring device technical field, more specifically, especially, it relates to a portable geologic stratum stress measuring device. BACKGROUND

[0002] Geological stratum construction is a complex process, involving excavation, support, reinforcement and other aspects of the stratum, to ensure the safety of the project, efficient. When the stratum is excavated, the stress state of the stratum has a crucial influence on the stability of the geological structure, underground engineering design and construction safety, when the accurate understanding of the stress of the stratum is lacking, it may lead to improper support design, prone to rock burst, collapse and other serious safety accidents, threatening the safety of construction personnel.

[0003] The patent with the authorized announcement number CN222167241 U discloses a portable geologic stratum stress measuring device, including mounting plate, connecting piece and rotating frame, the lower side of the mounting plate is connected with multiple connecting pieces, and the adjacent two connecting pieces are rotatably connected with rotating frames. This patent receives the reflected seismic waves in the stratum through the detector, and then transmits the seismic wave data to the data processor through the data line, so that the data processor processes the seismic wave data to obtain the stress state of the geological stratum, which can measure the stress of the geological stratum, so as to evaluate the stability of the underground structure, predict geological disasters and optimize the effect of engineering design, but the support foot and the detector are integrated in this patent, when measuring the stress of the geological stratum, the support foot needs to be rotated, so that the detector is inserted into the stratum, and when rotating, the device cannot be stably supported, which may cause the device to fall down and has poor stability. UTILITY MODEL CONTENT

[0004] The utility model overcomes the problem that the device cannot be stably supported during use and has poor stability, and aims to provide a portable geologic stratum stress measuring device.

[0005] A portable geologic stratum stress measuring device, including support seat, fixed frame, support rod, auxiliary mechanism, support foot, measuring mechanism and data processing mechanism, the fixed frame is fixedly arranged on the bottom surface of the support seat, the side wall of the support seat is fixedly provided with a first connecting lug plate, the top end of the support rod is hinged to the first connecting lug plate, the auxiliary mechanism is arranged between the support rod and the fixed frame, the support foot is fixedly arranged on the bottom end of the support rod, the measuring mechanism is arranged on the support foot and the support seat, and the data processing mechanism is arranged between the measuring mechanism and the support seat.

[0006] The measuring mechanism comprises a vertical frame, a detector and a rotating assembly, the vertical frame is fixedly arranged on the top surface of the supporting leg, a rectangular sliding block is fixedly arranged at the top end of the side wall of the detector, a first sliding groove is arranged in the vertical frame, the rectangular sliding block is inserted into the first sliding groove and slides along the first sliding groove, the detector penetrates through the supporting leg, the rotating assembly is arranged between the vertical frame and the rectangular sliding block, and the data processing mechanism is arranged between the detector and the supporting seat.

[0007] Further, the measuring mechanism further comprises a hydraulic rod, a protector and a seismic wave generator, the hydraulic rod is fixedly arranged on the bottom surface of the supporting seat, the protector is fixedly arranged on the output end of the hydraulic rod, and the seismic wave generator is fixedly arranged in the protector.

[0008] Further, the bottom end of the protector is fixedly provided with a sharp cone block which is convenient to insert into the rock layer.

[0009] Further, the rotating assembly comprises a one-way screw rod, the one-way screw rod is inserted into the first sliding groove and rotationally connected with the vertical frame, the rectangular sliding block is sleeved on the one-way screw rod and slides along the first sliding groove through the one-way screw rod.

[0010] Further, the rotating assembly further comprises a rotating rod, a first bevel gear and a second bevel gear, a horizontal groove is arranged in the top end of the vertical frame, the rotating rod is inserted into the horizontal groove and rotationally connected with the vertical frame, the first bevel gear is sleeved on the rotating rod and fixedly connected with the rotating rod, the top end of the one-way screw rod penetrates into the horizontal groove and is fixedly connected with the second bevel gear, and the first bevel gear and the second bevel gear are meshed with each other.

[0011] Further, one end of the rotating rod penetrates through the side wall of the vertical frame and is fixedly provided with a handle for rotating the rotating rod.

[0012] Further, the data processing mechanism comprises a data line and a data processor, a second sliding groove is arranged on one side of the vertical frame, the second sliding groove is in communication with the inside of the first sliding groove, one end of the data line penetrates through the second sliding groove and is electrically connected with the detector, the data processor is fixedly arranged on the top surface of the supporting seat, and the other end of the data line is electrically connected with the data processor.

[0013] Further, a plurality of fixed buckles are fixedly arranged on the side wall of the supporting rod at equal intervals, and the data line is clamped on the fixed buckles.

[0014] Further, the auxiliary mechanism comprises a ring-shaped sliding block, a second connecting ear plate, a connecting rod and a third connecting ear plate, a third sliding groove is arranged in the fixed frame, the ring-shaped sliding block is inserted into the third sliding groove and slides along the third sliding groove, the second connecting ear plate is fixedly arranged on the side wall of the ring-shaped sliding block, a fourth sliding groove is arranged at the position where the fixed frame and the second connecting ear plate are in contact, the second connecting ear plate penetrates out of the fourth sliding groove and slides along the fourth sliding groove, one end of the connecting rod is hingedly connected with the second connecting ear plate, the third connecting ear plate is fixedly arranged on the side wall of the supporting rod, and the other end of the connecting rod is hingedly connected with the third connecting ear plate.

[0015] Further, the auxiliary mechanism further comprises an insertion block and a connecting screw rod, the upper and lower ends of the annular sliding block are fixedly connected with the insertion block, the insertion block is inserted into the fixed frame, and the connecting screw rod penetrates the fixed frame and the insertion block in sequence and is in threaded connection with the inside of the fixed frame.

[0016] Compared with the prior art, the portable geological rock stress measuring device has the advantages that:

[0017] ①The portable geological rock stress measuring device has the advantages that: the support foot is arranged at the bottom end of the support rod, the rectangular sliding block is used in cooperation with the vertical frame, the detector penetrates the support foot and is inserted into the rock layer, the measuring efficiency of the device is improved, the stable support of the device is ensured, and the stability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application. In the drawings:

[0019] Figure 1 is a schematic diagram of the overall structure of the portable geological rock stress measuring device in the present application.

[0020] Figure 2 is a sectional view of the internal structure of the fixed frame in the present application.

[0021] Figure 3 is a schematic diagram of the specific structure of the rotating assembly in the present application.

[0022] In the drawings: 1, support seat; 2, fixed frame; 3, support rod; 4, support foot; 5, first connecting ear plate; 6, vertical frame; 7, detector; 8, rectangular sliding block; 9, first sliding groove; 10, hydraulic rod; 11, protector; 12, seismic wave generator; 13, sharp cone block; 14, one-way screw rod; 15, rotating rod; 16, first bevel gear; 17, second bevel gear; 18, transverse groove; 19, handle; 20, data line; 21, data processor; 22, second sliding groove; 23, fixed buckle; 24, annular sliding block; 25, second connecting ear plate; 26, connecting rod; 27, third connecting ear plate; 28, third sliding groove; 29, fourth sliding groove; 30, insertion block; 31, connecting screw rod. DETAILED DESCRIPTION

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] like Figure 1 As shown, a portable geological rock strata stress measuring device includes a support base 1, a fixed frame 2, a support rod 3, an auxiliary mechanism, a support foot 4, a measuring mechanism, and a data processing mechanism. The fixed frame 2 is fixedly installed on the bottom surface of the support base 1. A first connecting lug 5 is fixedly installed on the side wall of the support base 1. The top end of the support rod 3 is hinged to the first connecting lug 5. The auxiliary mechanism is located between the support rod 3 and the fixed frame 2. The support foot 4 is fixedly installed on the bottom end of the support rod 3. The measuring mechanism is located on the support foot 4 and the support base 1. The data processing mechanism is located between the measuring mechanism and the support base 1. Specifically, the fixed frame 2 is welded to the bottom surface of the support base 1, the first connecting lug 5 is welded to the side wall of the support base 1, and a pin is inserted into the first connecting lug 5. The top end of the support rod 3 is hinged to the first connecting lug 5 through the pin. An auxiliary mechanism is provided between the support rod 3 and the fixed frame 2. The bottom end of the support rod 3 is welded to the support foot 4. The measuring mechanism is located on the support foot 4 and the support base 1. The data processing mechanism is provided between the measuring mechanism and the support base 1.

[0025] The measuring mechanism includes a vertical frame 6, a detector 7, and a rotating assembly. The vertical frame 6 is fixedly mounted on the top surface of the support leg 4. A rectangular slider 8 is fixedly mounted on the top side wall of the detector 7. A first groove 9 is formed inside the vertical frame 6, and the rectangular slider 8 is inserted into the first groove 9 and slides along the first groove 9. The detector 7 passes through the support leg 4. The rotating assembly is located between the vertical frame 6 and the rectangular slider 8. The data processing mechanism is located between the detector 7 and the support base 1. Specifically, the vertical frame 6 is welded to the top surface of the support leg 4, the rectangular slider 8 is welded to the top side wall of the detector 7, a first groove 9 is formed inside the vertical frame 6, the rectangular slider 8 is inserted into the first groove 9 and slides along the first groove 9, the detector 7 passes through the support leg 4, a rotating assembly is located between the vertical frame 6 and the rectangular slider 8, and a data processing mechanism is located between the detector 7 and the support base 1.

[0026] In this utility model, by setting a support foot 4, a vertical frame 6 and a rectangular slider 8, the support foot 4 is set at the bottom end of the support rod 3, and the rectangular slider 8 and the vertical frame 6 are used together to allow the detector 7 to penetrate the support foot 4 and be inserted into the rock layer, thereby improving the measurement efficiency of the device and ensuring stable support for the device, thus improving the stability of the device.

[0027] like Figure 2As shown, the measuring mechanism further comprises a hydraulic rod 10 fixedly arranged at the bottom surface of the support base 1, a protector 11 fixedly arranged at the output end of the hydraulic rod 10, and a seismic wave generator 12 fixedly arranged inside the protector 11. Specifically, the hydraulic rod 10 is fixed to the bottom surface of the support base 1 through a mounting base, the protector 11 is welded to the output end of the hydraulic rod 10, and the seismic wave generator 12 is fixed to the inside of the protector 11 through a mounting base.

[0028] The bottom end of the protector 11 is fixedly provided with a sharp cone block 13 for facilitating insertion into the rock layer. Specifically, the bottom end of the protector 11 is welded with the sharp cone block 13 for facilitating insertion into the rock layer.

[0029] As shown, Figure 3 the rotating assembly comprises a one-way screw rod 14 inserted into the first sliding groove 9 and rotationally connected with the vertical frame 6, and a rectangular sliding block 8 sleeved on the one-way screw rod 14 and sliding along the first sliding groove 9 through the one-way screw rod 14. Specifically, the one-way screw rod 14 is inserted into the first sliding groove 9 and rotationally connected with the vertical frame 6, and the rectangular sliding block 8 is provided with a through hole, and the rectangular sliding block 8 is sleeved on the one-way screw rod 14 through the through hole and slides along the first sliding groove 9 through the one-way screw rod 14.

[0030] The rotating assembly further comprises a rotating rod 15, a first bevel gear 16, and a second bevel gear 17. The top end of the vertical frame 6 is internally provided with a horizontal groove 18, the rotating rod 15 is inserted into the horizontal groove 18 and rotationally connected with the vertical frame 6, the first bevel gear 16 is sleeved on the rotating rod 15 and fixedly connected with the rotating rod 15, the top end of the one-way screw rod 14 penetrates into the inside of the horizontal groove 18 and is fixedly connected with the second bevel gear 17, and the first bevel gear 16 and the second bevel gear 17 are meshed with each other. Specifically, the top end of the vertical frame 6 is internally provided with a horizontal groove 18, the rotating rod 15 is inserted into the horizontal groove 18 and rotationally connected with the vertical frame 6, the first bevel gear 16 is sleeved on the rotating rod 15 and welded with the rotating rod 15, the top end of the one-way screw rod 14 penetrates into the inside of the horizontal groove 18 and is welded with the second bevel gear 17, and the first bevel gear 16 and the second bevel gear 17 are meshed with each other.

[0031] One end of the rotating rod 15 penetrates through the side wall of the vertical frame 6 and is fixedly provided with a handle 19 for rotating the rotating rod 15. Specifically, one end of the rotating rod 15 penetrates through the side wall of the vertical frame 6 and is welded with the handle 19 for rotating the rotating rod 15.

[0032] The data processing mechanism comprises a data line 20 and a data processor 21, the vertical frame 6 is provided with a second sliding groove 22 on one side, the second sliding groove 22 is communicated with the inside of the first sliding groove 9, one end of the data line 20 penetrates through the second sliding groove 22 and is electrically connected with the detector 7, the data processor 21 is fixedly arranged on the top surface of the support base 1, the other end of the data line 20 is electrically connected with the data processor 21, and the vertical frame 6 is provided with the second sliding groove 22 on one side, the second sliding groove 22 is communicated with the inside of the first sliding groove 9, the rectangular sliding block 8 is provided with a wire insertion hole at the position in contact with the second sliding groove 22, one end of the data line 20 penetrates through the second sliding groove 22 and is inserted into the wire insertion hole on the rectangular sliding block 8 and is electrically connected with the detector 7, the data processor 21 is fixed on the top surface of the support base 1 through the mounting base, the data processor 21 is provided with a wire insertion hole, and the other end of the data line 20 is inserted into the wire insertion hole on the data processor 21 and is electrically connected with the data processor 21.

[0033] The side wall of the supporting rod 3 is fixedly provided with a plurality of fixed buckles 23 at intervals, and the data line 20 is clamped on the fixed buckle 23, and the side wall of the supporting rod 3 is welded with a plurality of fixed buckles 23 at intervals, and the data line 20 is clamped on the fixed buckle 23.

[0034] The auxiliary mechanism comprises a ring-shaped sliding block 24, a second connecting ear plate 25, a connecting rod 26 and a third connecting ear plate 27, the inside of the fixed frame 2 is provided with a third sliding groove 28, the ring-shaped sliding block 24 is inserted into the inside of the third sliding groove 28 and slides along the third sliding groove 28, the second connecting ear plate 25 is fixedly arranged on the side wall of the ring-shaped sliding block 24, the fixed frame 2 is provided with a fourth sliding groove 29 at the position in contact with the second connecting ear plate 25, the second connecting ear plate 25 penetrates out of the fourth sliding groove 29 and slides along the fourth sliding groove 29, one end of the connecting rod 26 is hinged with the second connecting ear plate 25, the third connecting ear plate 27 is fixedly arranged on the side wall of the supporting rod 3, the other end of the connecting rod 26 is hinged with the third connecting ear plate 27, and the inside of the fixed frame 2 is provided with the third sliding groove 28, the ring-shaped sliding block 24 is inserted into the inside of the third sliding groove 28 and slides along the third sliding groove 28, the second connecting ear plate 25 is welded on the side wall of the ring-shaped sliding block 24, the fixed frame 2 is provided with the fourth sliding groove 29 at the position in contact with the second connecting ear plate 25, the second connecting ear plate 25 penetrates out of the fourth sliding groove 29 and slides along the fourth sliding groove 29, the second connecting ear plate 25 is provided with a pin, one end of the connecting rod 26 is hinged with the second connecting ear plate 25 through the pin, the third connecting ear plate 27 is welded on the side wall of the supporting rod 3, the third connecting ear plate 27 is provided with a pin, and the other end of the connecting rod 26 is hinged with the third connecting ear plate 27 through the pin.

[0035] The auxiliary mechanism further comprises an insertion block 30 and a connecting screw 31, both upper and lower ends of the annular sliding block 24 are fixedly connected with the insertion block 30, the insertion block 30 is inserted into the fixed frame 2, the connecting screw 31 penetrates the fixed frame 2 and the insertion block 30 in sequence and is threadedly connected with the inside of the fixed frame 2, specifically, both upper and lower ends of the annular sliding block 24 are welded with the insertion block 30, the top inner wall and the bottom inner wall of the fixed frame 2 close to the third sliding groove 28 are both provided with an insertion hole, the insertion block 30 is inserted into the insertion hole, the connecting screw 31 is provided with external threads, the inside of the fixed frame 2 and the insertion block 30 are both provided with screw holes, the inside of the screw holes is provided with internal threads, the connecting screw 31 penetrates the screw holes of the fixed frame 2 and the insertion block 30 in sequence and is threadedly connected with the internal threads in the screw holes through the external threads.

[0036] The working principle of the portable geological rock stress measuring device in the embodiment is as follows:

[0037] The staff member carries the device to the designated position, unscrews the connecting screw 31, pulls the supporting rod 3, the supporting rod 3 rotates along the first connecting ear plate 5, the third connecting ear plate 27 moves with the supporting rod 3, one end of the connecting rod 26 rotates along the third connecting ear plate 27, the other end of the connecting rod 26 rotates along the second connecting ear plate 25, the second connecting ear plate 25 slides along the fourth sliding groove 29, the annular sliding block 24 slides along the third sliding groove 28 with the second connecting ear plate 25, the insertion block 30 on the top surface of the annular sliding block 24 slides out of the insertion hole on the top inner wall of the fixed frame 2 close to the third sliding groove 28, the insertion block 30 on the bottom surface of the annular sliding block 24 is inserted into the insertion hole on the bottom inner wall of the fixed frame 2 close to the third sliding groove 28, the connecting screw 31 is inserted and screwed, the position between the fixed frame 2 and the annular sliding block 24 is locked, the supporting rod 3 is stretched out and the supporting foot 4 is in contact with the bottom surface; when it is necessary to measure the geological rock stress, the handle 19 is rotated, the rotating rod 15 rotates with the handle 19, the first bevel gear 16 rotates with the rotating rod 15, the second bevel gear 17 rotates with the first bevel gear 16, the one-way screw rod 14 rotates with the second bevel gear 17, the rectangular sliding block 8 rotates with the one-way screw rod 14 and slides along the first sliding groove 9, the detector 7 moves with the rectangular sliding block 8 and penetrates the supporting foot 4 and is inserted into the rock layer, the hydraulic rod 10 extends the output end, the protector 11 moves with the output end, the seismic wave generator 12 moves with the protector 11, the pointed cone block 13 moves with the protector 11 and is inserted into the rock layer, then the seismic wave generator 12 is started, the seismic wave generator 12 emits seismic waves to the rock layer, the detector 7 receives the reflected seismic waves in the rock layer, the seismic wave data is transmitted to the data processor 21 through the data line 20, the data line 20 is fixed by the fixed buckle 23, the seismic wave data is processed by the data processor 21, the stress state of the geological rock layer is obtained, the geological rock stress can be measured, the underground structure stability can be evaluated, the geological disasters can be predicted and the engineering design can be optimized.

[0038] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A portable geologic formation stress measuring device, characterized by: The utility model provides a kind of rock mass deformation measuring device, including support seat (1), fixed frame (2), support pole (3), auxiliary mechanism, support foot (4), measuring mechanism and data processing mechanism, the fixed frame (2) is fixedly arranged in the support seat (1) bottom, the support seat (1) side wall is fixedly provided with first connecting lug plate (5), the support pole (3) top end is hinged with the first connecting lug plate (5), the auxiliary mechanism is arranged between the support pole (3) and the fixed frame (2), the support foot (4) is fixedly arranged in the support pole (3) bottom end, the measuring mechanism is arranged on the support foot (4) and support seat (1), the data processing mechanism is arranged between the measuring mechanism and the support seat (1); The measuring mechanism includes vertical frame (6), detector (7) and rotating component, the vertical frame (6) is fixedly arranged on the top surface of the support foot (4), the side wall top of the detector (7) is fixedly provided with a rectangular slide block (8), the first sliding groove (9) is formed in the vertical frame (6), the rectangular slide block (8) is inserted into the first sliding groove (9) and slides along the first sliding groove (9), the detector (7) penetrates the support foot (4), the rotating component is arranged between the vertical frame (6) and the rectangular slide block (8), and the data processing mechanism is arranged between the detector (7) and the support seat (1).

2. The portable geologic formation stress measurement device of claim 1, wherein: The measuring mechanism further includes a hydraulic rod (10), a protector (11) and a seismic wave generator (12), the hydraulic rod (10) is fixedly arranged on the bottom surface of the support seat (1), the protector (11) is fixedly arranged on the output end of the hydraulic rod (10), and the seismic wave generator (12) is fixedly arranged in the protector (11).

3. A portable geologic strata stress measurement device according to claim 2, wherein: The bottom end of the protector (11) is fixedly provided with a sharp cone block (13) for inserting into the rock layer.

4. The portable geologic formation stress measurement device of claim 1, wherein: The rotating component includes a one-way screw rod (14), the one-way screw rod (14) is inserted into the first sliding groove (9) and rotationally connected with the vertical frame (6), the rectangular slide block (8) is sleeved on the one-way screw rod (14) and slides along the first sliding groove (9) through the one-way screw rod (14).

5. A portable geologic strata stress measurement device according to claim 4, wherein: The rotating component further includes a rotating rod (15), a first bevel gear (16) and a second bevel gear (17), a horizontal groove (18) is formed in the top end of the vertical frame (6), the rotating rod (15) is inserted into the horizontal groove (18) and rotationally connected with the vertical frame (6), the first bevel gear (16) is sleeved on the rotating rod (15) and fixedly connected with the rotating rod (15), the top end of the one-way screw rod (14) penetrates into the horizontal groove (18) and is fixedly connected with the second bevel gear (17), and the first bevel gear (16) and the second bevel gear (17) are meshed with each other.

6. A portable geologic strata stress measurement device according to claim 5, wherein: One end of the rotating rod (15) penetrates through the side wall of the vertical frame (6) and is fixedly provided with a handle (19) for rotating the rotating rod (15).

7. The portable geologic formation stress measurement device of claim 1, wherein: The data processing mechanism comprises a data line (20) and a data processor (21), one side of the vertical frame (6) is provided with a second sliding groove (22), the second sliding groove (22) is communicated with the inside of the first sliding groove (9), one end of the data line (20) penetrates through the second sliding groove (22) and is electrically connected with the detector (7), the data processor (21) is fixedly arranged on the top surface of the support base (1), and the other end of the data line (20) is electrically connected with the data processor (21).

8. A portable geologic strata stress measurement device according to claim 7, wherein: The support rod (3) is uniformly and fixedly provided with a plurality of fixed buckles (23) on the side wall, and the data line (20) is clamped on the fixed buckles (23).

9. The portable geologic formation stress measurement device of claim 1, wherein: The auxiliary mechanism comprises a ring-shaped sliding block (24), a second connecting ear plate (25), a connecting rod (26) and a third connecting ear plate (27), the inside of the fixed frame (2) is provided with a third sliding groove (28), the ring-shaped sliding block (24) is inserted into the inside of the third sliding groove (28) and slides along the third sliding groove (28), the second connecting ear plate (25) is fixedly arranged on the side wall of the ring-shaped sliding block (24), the fixed frame (2) is provided with a fourth sliding groove (29) at the position where the second connecting ear plate (25) is in contact, the second connecting ear plate (25) penetrates out of the fourth sliding groove (29) and slides along the fourth sliding groove (29), one end of the connecting rod (26) is hingedly connected with the second connecting ear plate (25), the third connecting ear plate (27) is fixedly arranged on the side wall of the support rod (3), and the other end of the connecting rod (26) is hingedly connected with the third connecting ear plate (27).

10. A portable geologic strata stress measurement device according to claim 9, wherein: The auxiliary mechanism further comprises an insertion block (30) and a connecting screw rod (31), the upper and lower ends of the ring-shaped sliding block (24) are fixedly connected with the insertion block (30), the insertion block (30) is inserted into the inside of the fixed frame (2), and the connecting screw rod (31) penetrates through the fixed frame (2) and the insertion block (30) in sequence and is screw-connected with the inside of the fixed frame (2).

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