Safety protection device for engineering geological survey

Abstract

The utility model discloses a safety protection device for engineering geological survey, which comprises a baffle plate mechanism and supporting mechanisms, and the supporting mechanisms are respectively arranged on the side surfaces of the baffle plate mechanism; the baffle plate mechanism further comprises a connecting plate and a mounting column; the supporting mechanism further comprises a fixing mechanism and a connecting mechanism. According to the utility model, when the baffle plate mechanism is unfolded, the fixing mechanism is opened to complete the fixation of the device, so that the linkage between the mechanisms is enhanced, and the arrangement time of the device is saved; height superposition of the device can be completed through the connecting mechanism and the fixing mechanism b, the left side and the right side of the device can be connected and assembled through the connecting mechanism, and the applicability of the device in different application ranges is enhanced; and a striking warning mark with a fluorescent function is arranged on the surface of the foldable baffle mechanism, so that the situation that the device lacks the warning mark to cause an unexpected safety accident is prevented.

Description

TECHNICAL FIELD

[0001] The utility model belongs to geological survey device technical field, especially relate to a safe protection device for engineering geological survey. BACKGROUND

[0002] In the engineering geological exploration operation, in some specific work place, need to set up safe protection device in the operation site one side will work ground and surrounding environment is divided, guarantee operation normal, the other side protects the personal safety of the personnel who is irrelevant with engineering operation, prevents the occurrence of unexpected accidents.

[0003] The prior art such as Chinese patent (CN222101724U) discloses a kind of safe protection device for engineering geological survey, it is related to geological survey protection technical field.It includes safety protection mechanism, the safety protection mechanism includes mounting seat, the top of mounting seat is fixedly installed with protection adjustment, the side of mounting seat is installed with dust fall adjustment assembly, the both sides of mounting seat are all fixedly installed with support adjustment assembly, and the quantity of support adjustment assembly is multiple groups;The utility model can carry out safety protection to engineering site periphery, it is favorable to adjust according to the demand of site, it is convenient to move and lift adjustment for protection structure, so as to adjust the position and height of protection structure, improve the use effect of device, simultaneously still can carry out dust fall processing to engineering site, it is favorable to reduce the dust quantity of engineering site, it is convenient to protect survey personnel, reduce the degree of dust inhalation of survey personnel, improve the effect of personnel protection.

[0004] This mode has the following defects: one, the device needs to be fixed on the ground after the base, and the protection structure can be unfolded, the structure between the bottom fixed structure and the protection structure lacks linkage, cannot be unfolded at the same time when the protection mechanism is unfolded, the linkage between the mechanism is lack and leads to the increase of the time consumption of the arrangement of device;Two, the device cannot be stacked and connected up and down and left and right between different protection devices, leading to lower applicability when multiple devices are used together;Three, the surface of protection device lacks warning sign, and unexpected safety accidents may occur due to lack of sign.

[0005] Therefore, the utility model provides a kind of safe protection device for engineering geological survey. UTILITY MODEL CONTENT

[0006] To solve the above technical problems, the utility model discloses a kind of safety protection devices for engineering geological survey, when baffle mechanism is unfolded, fixed mechanism is opened with the fixed of device is completed, the linkage between mechanism is enhanced, and the arrangement time of device is saved;Device can be overlapped in height by connecting mechanism and fixed mechanism b, left and right sides of device can also be connected and assembled by connecting mechanism, and the applicability of device under different use ranges is enhanced;Alerting mark with fluorescent function is arranged on the surface of foldable baffle mechanism, to prevent device from causing accidental safety accident due to lack of alerting mark.

[0007] To achieve the above technical effects, the utility model provides a kind of safety protection devices for engineering geological survey, including baffle mechanism, support mechanism, support mechanism is respectively arranged on the side of baffle mechanism;The baffle mechanism further includes connecting plate, mounting column, mounting column is respectively arranged in device left side, device middle part, device right side, and connecting plate with alerting mark is hingedly connected and arranged between mounting column and hingedly connected between mounting column;The support mechanism further includes fixed mechanism, connecting mechanism, and fixed mechanism is respectively arranged in the front side and rear side of mounting column with baffle mechanism synchronous unfolding, and connecting mechanism is respectively arranged in the top and bottom of mounting column for providing connection between different blocks of device.

[0008] As preferred, the surface of the connecting plate is provided with an alerting mark with a fluorescent coating.

[0009] As preferred, the fixed mechanism further includes fixed mechanism a and fixed mechanism b, fixed mechanism a is respectively arranged on the front and rear sides of mounting column on left and right sides, and fixed mechanism b is arranged on the inner side of mounting column in the middle.

[0010] As preferred, the fixed mechanism a further includes fixing cylinder, steel rope, mounting wheel a, clockwork spring, ratchet mechanism, mounting wheel b and support base plate, the fixing cylinder is arranged on the front side middle part of mounting column in the middle, the mounting wheel a is respectively arranged on the front side middle part of mounting column on left and right sides, the clockwork spring is arranged inside mounting wheel a, the ratchet mechanism is arranged on the front side of mounting wheel a and coaxially connected with mounting wheel a, the mounting wheel b is arranged below mounting wheel a, the support base plate is arranged on the front side of mounting wheel b and hingedly connected with mounting wheel b, one end of the steel rope is fixedly arranged on the left side of fixing cylinder, the steel rope passes through mounting wheel a and mounting wheel b, and the other end of the steel rope is fixedly connected with the support base plate.

[0011] As preferred, the support base plate is provided with a protruding block structure.

[0012] As preferred, the ratchet mechanism further comprises a ratchet wheel, a pawl, a leaf spring, and a pusher, the ratchet wheel is arranged on the front side of the mounting wheel a and coaxially connected with the mounting wheel a, the pawl is arranged above the ratchet wheel, the leaf spring is arranged above the pawl, and the pusher is arranged on the front side of the pawl and connected with the pawl through a connecting rod.

[0013] As preferred, the pusher is provided with a connecting rod on the left side.

[0014] As preferred, the fixing mechanism b further comprises a fixing column, a pull rod, a fixing hole, a limiting hole, and a limiting bolt, the fixing column is arranged on the bottom of the middle mounting column and slidably connected with the mounting column, the pull rod is arranged on the front side of the fixing column, the fixing hole is arranged on the top of the mounting column, the limiting hole is arranged on the front side of the top of the fixing column, and the limiting bolt is arranged on the limiting hole and threadedly connected with the limiting hole.

[0015] As preferred, the connecting mechanism further comprises a fixed plate a, a fixed plate b, and a fixed plate c, the fixed plate a is arranged on the top of the left and right mounting columns and provided with a groove above the fixed plate a, the groove is matched with the protrusion structure below the supporting bottom plate, the fixed plate b is arranged on the top and the bottom of the left side of the left mounting column, the fixed plate c is arranged on the top and the bottom of the right side of the right mounting column, and each of the fixed plate b and the fixed plate c is provided with a matched groove and a protrusion.

[0016] Compared with the prior art, the device has the following beneficial effects:

[0017] The device comprises a baffle mechanism and a supporting mechanism, the supporting mechanism is provided with a fixing mechanism which is linked with the unfolding movement of the baffle mechanism, when the baffle mechanism is unfolded, the fixing mechanism is opened to complete the fixing of the device, the linkage between mechanisms is enhanced, and the arrangement time of the device is saved; the connecting mechanism is arranged, when the device needs to be stacked in height, the connecting mechanism and the fixing mechanism b can be used to complete the stacking of the device in height, the left and right sides of the device can also be connected and assembled through the connecting mechanism, the applicability of the device in different use ranges is enhanced, and the warning signs which are eye-catching and have fluorescent function are arranged on the surface of the foldable baffle mechanism, so that the occurrence of unexpected safety accidents caused by the lack of warning signs is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is an isometric view of the front view of the device;

[0019] Figure 2 is an isometric view of the rear view of the device;

[0020] Figure 3 is the front view of the device;

[0021] Figure 4 isFigure 3 a cross-sectional view along section a-a;

[0022] Figure 5 is Figure 3 a cross-sectional view along section b-b;

[0023] Figure 6 is Figure 5 a partial schematic view of c;

[0024] Figure 7 is a right view of the present utility model;

[0025] Figure 8 is Figure 7 a cross-sectional view along section d-d;

[0026] Figure 9 is Figure 8 a partial schematic view of e;

[0027] In the drawings, the components represented by each reference numeral are listed as follows:

[0028] 1, connecting plate; 2, mounting column; 3, fixing mechanism a; 4, fixing mechanism b; 5, fixing cylinder; 6, steel rope; 7, mounting wheel a; 8, ratchet mechanism; 9, mounting wheel b; 10, supporting bottom plate; 11, ratchet; 12, pawl; 13, leaf spring; 14, push piece; 15, connecting rod; 16, fixing column; 17, pull rod; 18, fixing hole; 19, limiting hole; 20, limiting bolt; 21, fixed plate a; 22, fixed plate b; 23, fixed plate c. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present utility model will be described clearly and completely below with reference to the drawings in the embodiments of the present utility model. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present utility model.

[0030] As Figures 1 to 9 shown, in the prior art in the present embodiment, the following problems exist: the inventor found that the prior art has the following defects: one, the device needs to be fixed to the ground after the base is fixed to the ground, and the linkage between the fixed structure and the protection structure is lacking, and the supporting fixed mechanism at the bottom cannot be unfolded at the same time as the protection mechanism is unfolded, and the linkage between the mechanisms is lacking and causes the time consumed by the arrangement of the device to increase; two, the device cannot stack and connect different protection devices up, down, left and right, which causes the applicability of multiple devices to be used together to be low; three, the surface of the protection device lacks warning signs, which may cause accidental safety accidents due to the lack of signs;

[0031] Therefore, the inventor provides a safety protection device for engineering geological survey, which comprises a baffle mechanism and a supporting mechanism, and the supporting mechanism is arranged on the side of the baffle mechanism; the baffle mechanism further comprises a connecting plate 1 and a mounting column 2, the mounting column 2 is arranged on the left side, the middle part and the right side of the device respectively, and the connecting plate 1 with warning signs is hingedly connected between the mounting columns 2 and the mounting columns 2; the supporting mechanism further comprises a fixing mechanism and a connecting mechanism, the fixing mechanism which is synchronous with the baffle mechanism is arranged on the front side and the rear side of the mounting column 2, and the connecting mechanism which provides connection between different blocks of the device is arranged on the top and the bottom of the mounting column 2.

[0032] By using the above scheme, when the device is used to set up safety protection, the mounting columns 2 on both sides of the device are held to open the device, at the same time, the supporting bottom plate 10 below the fixing mechanism is unfolded, after the device is completely opened, the fixing mechanism is also completely unfolded, and the setting of a single block of the protection device is completed; after the folded device is opened, the device surface combines the eye-catching warning signs to remind irrelevant personnel; then, if the height needs to be increased, another protection device can be unfolded, the devices are stacked up, the fixing device b is opened, the middle parts of the two devices are fixed, at the same time, the supporting bottom plate 10 at the bottom of the device above is matched and connected with the fixing plate a21 at the top of the device below, so that the stable connection between the two devices is ensured; the expansion in the left-right direction can connect the two unfolded devices in the left-right direction through the connecting mechanism, and the length direction expansion of the device is completed.

[0033] Further, the connecting plate 1 is provided with eye-catching warning signs with fluorescent coating on the surface;

[0034] In the folded state, the signs on the surface of the connecting plate 1 are in the retracted state; in the unfolded state, the signs on the surface of the connecting plate 1 are combined together to form warning signs, which warn irrelevant personnel to be careful and not to approach, at the same time, the signs can form a reflection at night to achieve the reminding effect, so as to prevent the device from causing an accidental safety accident due to the lack of warning signs.

[0035] Further, the fixing mechanism further comprises a fixing mechanism a3 and a fixing mechanism b4, the fixing mechanism a3 is arranged on the front and rear sides of the mounting columns 2 on the left and right sides respectively, and the fixing mechanism b4 is arranged on the inner side of the mounting column 2 in the middle part;

[0036] The fixing mechanism a3 is connected with the baffle mechanism, when the baffle mechanism is unfolded, the fixing mechanism a3 is unfolded at the same time, and the bottom of the device is fixed, and the fixing mechanism b4 is used to provide fixation between the upper and lower devices when the devices are stacked.

[0037] Further, the fixing mechanism a3 further comprises a fixing cylinder 5, a steel rope 6, a mounting wheel a7, a spring, a ratchet mechanism 8, a mounting wheel b9, a support bottom plate 10, the fixing cylinder 5 is arranged at the front middle part of the middle mounting column 2, the mounting wheel a7 is arranged at the front middle part of the left and right mounting columns 2 respectively, the spring (not shown in the figure) is arranged inside the mounting wheel a7, the ratchet mechanism 8 is arranged at the front side of the mounting wheel a7 and coaxially connected with the mounting wheel a7, the mounting wheel b9 is arranged below the mounting wheel a7, the support bottom plate 10 is arranged at the front side of the mounting wheel b9 and hingedly connected with the mounting wheel b9, one end of the steel rope 6 is fixedly arranged at the left side of the fixing cylinder 5, the steel rope 6 passes through the mounting wheel a7 and the mounting wheel b9, and the other end of the steel rope 6 is fixedly connected with the support bottom plate 10;

[0038] When the baffle mechanism is unfolded, the steel rope 6 on the mounting wheel a7 is unfolded on the mounting wheel b9 under the action of the tension, the length of the steel rope 6 is lengthened, until the steel rope 6 wound on the mounting wheel b9 is unfolded, the steel rope 6 continues to be lengthened on the mounting wheel a7 and the mounting wheel b9 along with the unfolding of the connecting mechanism, the support bottom plate 10 in the folded state is pulled down and unfolded, after the steel rope 6 is completely pulled open, the support bottom plate 10 is also completely unfolded to play a fixing role, in the process, the spring in the mounting wheel a7 is in a tightening state under the action of the mounting wheel a7 rotating driven by the steel rope 6, the ratchet mechanism 8 clamps the mounting wheel a7 to prevent the mounting wheel a7 from rotating to tighten the steel rope 6 under the force of the spring.

[0039] Further, the support bottom plate 10 is provided with a protruding block structure;

[0040] The protruding block structure at the bottom of the support plate can match the fixing plate a21 while increasing the friction with the support surface, thereby providing fixation when the device is stacked up and down.

[0041] Further, the ratchet mechanism 8 further comprises a ratchet 11, a pawl 12, a leaf spring 13, and a push piece 14, the ratchet 11 is arranged at the front side of the mounting wheel a7 and coaxially connected with the mounting wheel a7, the pawl 12 is arranged above the ratchet 11, the leaf spring 13 is arranged above the pawl 12, and the push piece 14 is arranged at the front side of the pawl 12 and connected with the pawl 12 through a connecting rod;

[0042] When the steel rope 6 is stretched, the ratchet 11 rotates with the mounting wheel a7, the leaf spring 13 presses the pawl 12 to clamp on the ratchet 11, thereby preventing the mounting wheel a7 from rebounding under the elastic force of the spring; when the fixing mechanism a3 needs to be folded, the push piece 14 is pushed upward to make the pawl 12 release the control of the ratchet 11, the spring drives the steel rope 6 to rotate and contract, the steel rope 6 releases the support bottom plate 10 while being contracted, and the left and right mounting columns 2 are also folded to the middle, thereby completing the recovery of the device; in this way, the linkage between mechanisms is enhanced, and the arrangement time of the device is saved.

[0043] Further, the left side of the dial 14 is provided with a connecting rod 15;

[0044] The connecting rod 15 can connect the two sides of the ratchet mechanism 8, so that the operator can recycle the device on both sides.

[0045] Further, the fixing mechanism b4 further comprises a fixing column 16, a pull rod 17, a fixing hole 18, a limiting hole 19, and a limiting bolt 20. The fixing column 16 is arranged at the bottom of the middle mounting column 2 and is in sliding connection with the mounting column 2. The pull rod 17 is arranged on the front side of the fixing column 16. The fixing hole 18 is arranged at the top of the mounting column 2. The limiting hole 19 is arranged at the top of the front side of the fixing column 16. The limiting bolt 20 is arranged on the limiting hole 19 and is in threaded connection with the limiting hole 19.

[0046] When the two devices are stacked in the height direction, the limiting bolt 20 is opened, the restriction on the fixing column 16 is released, the fixing column 16 is put down, the fixing column 16 of the upper device falls into the limiting hole 19 of the lower device, and the upper and lower devices are fixed. When the fixing needs to be released, the pull rod 17 is pulled to raise the fixing rod, and the limiting bolt 20 is screwed in to complete the recycling.

[0047] Further, the connecting mechanism further comprises a fixed plate a21, a fixed plate b22, and a fixed plate c23. The fixed plate a21 is arranged at the top of the left and right mounting columns 2 and is provided with a groove above the fixed plate a21, which matches the protrusion structure below the support bottom plate 10. The fixed plate b22 is arranged at the top and bottom of the left side of the left mounting column 2. The fixed plate c23 is arranged at the top and bottom of the right side of the right mounting column 2. The fixed plate b22 and the fixed plate c23 are respectively provided with matching grooves and protrusions.

[0048] When the two devices are stacked, the fixed plate a21 can match the protrusion structure below the support bottom plate 10 of the upper device, preventing the upper and lower devices from deviating when connected. When the length of the device in the left-right direction is expanded, the fixed plate b22 and the fixed plate c23 between the two devices are connected, and the fixation between the two devices is completed. The applicability of the device in different use ranges is enhanced.

[0049] In summary, the device comprises a baffle mechanism, a supporting mechanism, the supporting mechanism is provided with a fixed mechanism which is linked with the unfolding movement of the baffle mechanism, when the baffle mechanism is unfolded, the fixed mechanism is opened to complete the fixation of the device, the linkage between the mechanisms is enhanced, and the arrangement time of the device is saved; the connecting mechanism is arranged, when the device needs to be stacked in height, the device can be stacked in height through the connecting mechanism and the fixed mechanism b4, the left and right sides of the device can also be connected and assembled through the connecting mechanism, and the applicability of the device in different use ranges is enhanced; the warning sign which is eye-catching and has a fluorescent function is arranged on the surface of the foldable baffle mechanism, so that the occurrence of an unexpected safety accident caused by the lack of the warning sign is prevented.

[0050] Working principle of the utility model:

[0051] When the device is used to set safety protection, the installation column 2 on both sides of the device is held to open the device, at the same time, the steel wire 6 on the installation wheel a7 is unfolded on the installation wheel b9 under the action of tension, the length of the steel wire 6 is lengthened, until the steel wire 6 wound on the installation wheel b9 is unfolded, the steel wire 6 continues to be lengthened on the installation wheel a7 and the installation wheel b9 along with the unfolding of the connecting mechanism, the supporting bottom plate 10 in the folded state is pulled down and unfolded, after the steel wire 6 is completely pulled open, the supporting bottom plate 10 is also completely unfolded to play a fixing role, in the process, the spiral spring in the installation wheel a7 is in a tightening state under the action that the steel wire 6 pulls the installation wheel a7 to rotate, the ratchet 11 rotates along with the installation wheel a7, the sheet spring 13 presses the pawl 12 to be clamped on the ratchet 11, so that the installation wheel a7 is prevented from rebounding under the elastic force of the spiral spring; when the fixed mechanism a3 needs to be folded, the pawl 12 is controlled to be released from the ratchet 11 by driving the driving piece 14 upwards, the spiral spring drives the steel wire 6 to rotate and contract, so that the steel wire 6 releases the supporting bottom plate 10 and folds the supporting bottom plate 10 while contracting, at the same time, the installation column 2 on both sides is folded to the middle, the device is closed to complete the recovery, so that the linkage between the mechanisms is enhanced, and the arrangement time of the device is saved;

[0052] In the unfolded state, the identification combination on the surface of the connecting plate 1 forms a warning sign, warns irrelevant personnel to be careful and not to approach, at the same time, the identification can form a reflection at night to achieve a reminding effect, so that the occurrence of an unexpected safety accident caused by the lack of the warning sign is prevented;

[0053] When two devices need to be stacked in the height direction to increase the protection range of the device in the height direction, the limiting bolt 20 can be opened to release the restriction of the fixing column 16, the fixing column 16 is put down, the fixing column 16 of the upper device falls into the limiting hole 19 of the lower device, and the upper and lower devices are fixed; at the same time, the fixed plate a21 can match the protruding block structure below the supporting bottom plate 10 of the upper device when the two devices are stacked, so as to prevent the upper and lower devices from deviating when connected, and when the fixing needs to be released, the fixing rod is pulled up by pulling the pull rod 17, and the limiting bolt 20 is screwed in to complete the recovery; when the length of the device in the left-right direction is expanded, the fixed plate b22 between the two devices is connected with the fixed plate c23 to complete the fixation between the two devices; and the applicability of the device in different use ranges is enhanced.

[0054] At this point, the operation principle of the device is described.

[0055] It should be noted that, in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0056] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A safety protection device for engineering geological exploration, comprising a baffle mechanism and a supporting mechanism, the supporting mechanism is arranged on the side of the baffle mechanism respectively, characterized in that: The baffle mechanism further comprises connecting plates (1) and mounting columns (2), the mounting columns (2) are arranged at the left side, the middle part and the right side of the device respectively, the connecting plates (1) with warning signs are hingedly connected to each other and arranged between the mounting columns (2) and hingedly connected with the mounting columns (2); the supporting mechanism further comprises fixing mechanisms and connecting mechanisms, the fixing mechanisms which are synchronous with the baffle mechanism are arranged at the front side and the rear side of the mounting columns (2), and the connecting mechanisms which provide connections between different blocks of the device are arranged at the top and the bottom of the mounting columns (2).

2. The safety device for engineering geological survey according to claim 1, characterized in that: The connecting plates (1) are provided with eye-catching warning signs with fluorescent coating on the surfaces.

3. The safety device for engineering geological survey according to claim 1, characterized in that: The fixing mechanisms further comprise fixing mechanism a (3) and fixing mechanism b (4), the fixing mechanism a (3) is arranged at the front side and the rear side of the mounting columns (2) located at the left side and the right side respectively, and the fixing mechanism b (4) is arranged at the inner side of the mounting column (2) located at the middle part.

4. The safety device for engineering geological survey according to claim 3, characterized in that: The fixing mechanism a (3) further comprises a fixing cylinder (5), a steel rope (6), mounting wheels a (7), a clock spring, a ratchet mechanism (8), mounting wheels b (9) and a supporting bottom plate (10), the fixing cylinder (5) is arranged at the middle part of the front side of the mounting column (2) located at the middle part, the mounting wheels a (7) are arranged at the middle part of the front side of the mounting columns (2) located at the left side and the right side respectively, the clock spring is arranged inside the mounting wheels a (7), the ratchet mechanism (8) is arranged at the front side of the mounting wheels a (7) and coaxially connected with the mounting wheels a (7), the mounting wheels b (9) are arranged below the mounting wheels a (7), the supporting bottom plate (10) is arranged at the front side of the mounting wheels b (9) and hingedly connected with the mounting wheels b (9), one end of the steel rope (6) is fixedly arranged at the left side of the fixing cylinder (5), the steel rope (6) passes through the mounting wheels a (7) and the mounting wheels b (9), and the other end of the steel rope (6) is fixedly connected with the supporting bottom plate (10).

5. The safety device for engineering geological survey according to claim 4, characterized in that: The supporting bottom plate (10) is provided with a protruding block structure.

6. The safety device for engineering geological survey according to claim 4, characterized in that: The ratchet mechanism (8) further comprises a ratchet wheel (11), a pawl (12), a leaf spring (13) and a push piece (14), the ratchet wheel (11) is arranged at the front side of the mounting wheels a (7) and coaxially connected with the mounting wheels a (7), the pawl (12) is arranged above the ratchet wheel (11), the leaf spring (13) is arranged above the pawl (12), and the push piece (14) is arranged at the front side of the pawl (12) and connected with the pawl (12) through a connecting rod.

7. The safety device for engineering geological survey according to claim 6, characterized in that: A connecting rod (15) is arranged at the left side of the push piece (14).

8. The safety device for engineering geological survey according to claim 3, characterized in that: The fixing mechanism b (4) further comprises a fixing column (16), a pull rod (17), fixing holes (18), limiting holes (19) and limiting bolts (20), the fixing column (16) is arranged at the bottom of the mounting column (2) located at the middle part and slidably connected with the mounting column (2), the pull rod (17) is arranged at the front side of the fixing column (16), the fixing holes (18) are arranged at the top of the mounting column (2), the limiting holes (19) are arranged at the top front side of the fixing column (16), and the limiting bolts (20) are arranged on the limiting holes (19) and threadedly connected with the limiting holes (19).

9. The safety device for engineering geological survey according to claim 1, characterized in that: The connecting mechanism further comprises a fixed plate a (21), a fixed plate b (22) and a fixed plate c (23), the fixed plate a (21) is arranged on the top of the mounting column (2) on the left and right sides, and a groove matched with the protrusion structure below the supporting bottom plate (10) is arranged above the fixed plate a (21), the fixed plate b (22) is arranged on the top and the bottom of the mounting column (2) on the left side respectively, the fixed plate c (23) is arranged on the top and the bottom of the mounting column (2) on the right side respectively, and matched grooves and protrusions are arranged on the fixed plate b (22) and the fixed plate c (23) respectively.

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