阅读说明：本技术 用于围岩应变检测的检测孔完整性检测装置 (Detection hole integrity detection device for surrounding rock strain detection ) 是由 靳勇贵 于 2021-06-24 设计创作，主要内容包括：本发明公开了煤矿井下设备技术领域的用于围岩应变检测的检测孔完整性检测装置,包括支杆,所述支杆外壁均匀安装有四组弹性伸缩杆,所述弹性伸缩杆远离支杆的一端固定安装有扇形板,所述扇形板包括与弹性伸缩杆远离支杆一端连接的弹性板,所述弹性板右侧外壁安装有安装座,装置中向弹性板与安装座内部充气,使弹性板膨胀与孔内壁接触,通过弹性板膨胀的幅度来改变弧形槽内部的气压和活塞板的位置,由活塞板与推杆的位置来判断孔内部是否有较大的塌陷区域,保证检测时的精确性,并且由伸缩弹簧扩张,将安装套向右推动,起到一个增加左侧导电片距离的效果,在孔内部凹陷区域较小时,导电片还是能正常贴合。(The invention discloses a detection hole integrity detection device for surrounding rock strain detection in the technical field of underground coal mine equipment, which comprises a supporting rod, wherein four groups of elastic telescopic rods are uniformly arranged on the outer wall of the supporting rod, a sector plate is fixedly arranged at one end of each elastic telescopic rod, which is far away from the supporting rod, the sector plate comprises an elastic plate connected with one end of each elastic telescopic rod, which is far away from the supporting rod, a mounting seat is arranged on the outer wall of the right side of the elastic plate, the elastic plate and the mounting seat are inflated in the device, so that the elastic plate is expanded to be contacted with the inner wall of a hole, the air pressure in an arc-shaped groove and the position of a piston plate are changed through the expansion amplitude of the elastic plate, whether a larger collapse area exists in the hole is judged according to the positions of the piston plate and a push rod, the accuracy in the detection is ensured, and an expansion spring is used for expanding the mounting sleeve to the right direction to achieve the effect of increasing the distance of a left conducting strip, when the sunken area in the hole is smaller, the conducting strip can still be attached normally.)

1. A inspection hole integrality detection device for country rock strain detection, including branch (1), its characterized in that: four groups of elastic telescopic rods (4) are uniformly installed on the outer wall of the supporting rod (1), and a sector plate (3) is fixedly installed at one end, far away from the supporting rod (1), of each elastic telescopic rod (4).

Sector plate (3) are including keeping away from elastic plate (32) that branch (1) one end is connected with elastic telescopic rod (4), mount pad (31) are installed to elastic plate (32) right side outer wall.

2. The manhole integrity testing device for surrounding rock strain testing of claim 1, wherein: the arc wall has all been seted up to elastic plate (32) right side outer wall and mount pad (31) left side outer wall, and right side arc wall inner chamber slidable mounting has piston plate (33), the slider is installed to piston plate (33) outer wall, and the spout has been seted up to right side arc wall inner chamber, and the slider slidable insertion has reset spring in the inner chamber of spout, and fixed mounting has between slider and the spout inner chamber, piston plate (33) right side outer wall fixed mounting has push rod (6), push rod (6) right-hand member extends to the outside of mount pad (31), mount pad (31) bottom outer wall fixed mounting has gas storage tank (5).

3. The manhole integrity testing device for surrounding rock strain testing of claim 2, wherein: the opening has been seted up with the connection position of mount pad (31) to gas storage tank (5), and opening and arc wall intercommunication, gas storage tank (5) inner chamber top slidable mounting has baffle (13), and baffle (13) are located the open-ended under, gas storage tank (5) inner chamber bottom slidable mounting has movable plate (12), install the stay cord between movable plate (12) outer wall and baffle (13) outer wall, movable plate (12) bottom outer wall installs the pull rod, and the pull rod bottom extends to the bottom outer wall of gas storage tank (5) and is connected with connecting block (9), branch (1) outer wall slidable mounting has four groups of fixed block (10), connecting block (9) left side outer wall has seted up the fluting, and fixed block (10) right-hand member inserts in the grooved inner chamber, install even rope between fixed block (10) left side outer wall and elastic telescopic link (4) outer wall top, the connecting part of the gas storage box (5) and the pull rod is provided with a mounting hole, the outer wall of the pull rod is sleeved with a contraction spring, and two ends of the contraction spring are fixedly connected with the outer wall of the pull rod and the inner wall of the mounting hole respectively.

4. The manhole integrity testing device for surrounding rock strain testing of claim 3, wherein: branch (1) includes connecting rod (101), the trompil has been seted up to connecting rod (101) right side outer wall, and trompil inner chamber slidable mounting has carriage release lever (103), carriage release lever (103) outer wall cover has handle (102), and carriage release lever (103) outer wall right side and handle (102) inner chamber all are provided with the screw thread, handle (102) left side outer wall rotates with connecting rod (101) right side outer wall to be connected, install between carriage release lever (103) left end and elastic telescopic rod (4) outer wall top and be connected the rope.

5. The manhole integrity testing device for surrounding rock strain testing of claim 3, wherein: four groups of guide grooves (11) have evenly been seted up to branch (1) outer wall, guide groove (11) inner chamber slides and pegs graft and have deflector (8), install bin (7) on deflector (8) left side outer wall, conducting strip (16) are all installed with install bin (7) right side inner wall to push rod (6) right-hand member, branch (1) outer wall fixed mounting has LED lamp (2), four groups of right sides conducting strip (16) all with LED lamp (2) electric connection.

6. The manhole integrity detecting device for surrounding rock strain detection according to claim 5, wherein: the right end of the outer wall of the push rod (6) is sleeved with an installation sleeve (14) in a sliding mode, the left side of the outer wall of the installation sleeve (14) is fixedly installed on the outer wall of the right side of the outer wall of the push rod (6), and an expansion spring (15) is fixedly installed between the right end of the push rod (6) and the right side of the inner cavity of the installation sleeve (14).

Technical Field

The invention relates to the technical field of underground equipment of coal mines, in particular to a detection hole integrity detection device for surrounding rock strain detection.

Background

At the in-process to the country rock strain detection of mine, need drill the inspection hole at the detection area, detect sensor puts into the inspection hole, however at the in-process of using equipment drilling, the impact that the detection area received is great with the vibration, the inside production recess that collapses that appears easily in the inspection hole of seting up, and it appears in downthehole portion to collapse, lead to being difficult to discover, can influence detection sensor and inspection hole contact effect like this, can cause the influence to the accuracy that detects, for this reason, we propose the inspection hole integrality detection device who is used for the country rock strain detection.

Disclosure of Invention

The invention aims to provide a detection hole integrity detection device for surrounding rock strain detection, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a inspection hole integrality detection device for surrounding rock strain detection, including branch, four group's elastic telescopic rod are evenly installed to the branch outer wall, the one end fixed mounting that elastic telescopic rod kept away from branch has the sector plate, the sector plate includes keeps away from the elastic plate that branch one end is connected with elastic telescopic rod, the mount pad is installed to elastic plate right side outer wall.

Preferably, the arc wall has all been seted up to elastic plate right side outer wall and mount pad left side outer wall, and right side arc wall inner chamber slidable mounting has the piston board, the slider is installed to piston board outer wall, and the right side arc wall inner chamber has seted up the spout, and the slider slides and inserts in the inner chamber of spout, and fixed mounting has reset spring between slider and the spout inner chamber, piston board right side outer wall fixed mounting has the push rod, the push rod right-hand member extends to the outside of mount pad, mount pad bottom outer wall fixed mounting has the gas storage tank.

Preferably, the opening has been seted up with the position of being connected of mount pad to the gas storage tank, and opening and arc wall intercommunication, gas storage tank inner chamber top slidable mounting has the baffle, and the baffle is located the open-ended under, gas storage tank inner chamber bottom slidable mounting has the movable plate, install the stay cord between movable plate outer wall and the baffle outer wall, movable plate bottom outer wall installs the pull rod, and the pull rod bottom extends to the bottom outer wall of gas storage tank and is connected with the connecting block, branch outer wall slidable mounting has four fixed blocks of group, connecting block left side outer wall has seted up the fluting, and the fixed block right-hand member inserts in the grooved inner chamber, install the rope between fixed block left side outer wall and the elasticity telescopic link outer wall top, the mounting hole has been seted up with the position of being connected of pull rod to the gas storage tank, and the pull rod outer wall has cup jointed the shrink spring, and shrink spring both ends respectively with pull rod outer wall, pull rod, The inner wall of the mounting hole is fixedly connected.

Preferably, branch includes the connecting rod, the trompil has been seted up to connecting rod right side outer wall, and trompil inner chamber slidable mounting has the carriage release lever, carriage release lever outer wall cover has the handle, and carriage release lever outer wall right side and handle inner chamber all are provided with the screw thread, handle left side outer wall and connecting rod right side outer wall rotate to be connected, install between carriage release lever left end and the elastic telescopic rod outer wall top and connect the rope.

Preferably, four groups of guide grooves are uniformly formed in the outer wall of the support rod, guide plates are inserted into the inner cavities of the guide grooves in a sliding mode, an installation box is installed on the outer wall of the left side of each guide plate, conducting strips are installed on the right end of each push rod and the inner wall of the right side of the installation box, LED lamps are fixedly installed on the outer wall of the support rod, and the conducting strips on the right sides of the four groups of guide plates are electrically connected with the LED lamps.

Preferably, the installation sleeve is sleeved at the right end of the outer wall of the push rod in a sliding mode, the conducting strip on the left side is fixedly installed on the outer wall of the right side of the installation sleeve, and the telescopic spring is fixedly installed between the right end of the push rod and the right side of the inner cavity of the installation sleeve.

Compared with the prior art, the invention has the beneficial effects that: aerify to elastic plate and mount pad inside in the device, make the elastic plate inflation and downthehole wall contact, the range that expands through the elastic plate changes the inside atmospheric pressure of arc wall and the position of piston plate, judge whether there is great area of collapsing in downthehole portion by the position of piston plate and push rod, guarantee the accuracy nature when detecting, and by expanding spring, promote the installation cover right, play an effect that increases left side conducting strip distance, when downthehole portion is less, the conducting strip still can normally laminate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the elastic expansion link and the sector plate according to the present invention;

FIG. 3 is a schematic view of the construction of a sector plate according to the present invention;

FIG. 4 is a schematic view of a cross-sectional structure of the connection between the mounting base and the gas storage tank of the present invention;

FIG. 5 is a schematic sectional view of the connection between the push rod and the mounting box according to the present invention.

In the figure: 1. a strut; 101. a connecting rod; 102. a handle; 103. a travel bar; 2. an LED lamp; 3. a sector plate; 31. a mounting seat; 32. an elastic plate; 33. a piston plate; 4. an elastic telescopic rod; 5. a gas storage tank; 6. a push rod; 7. installing a box; 8. a guide plate; 9. connecting blocks; 10. a fixed block; 11. a guide groove; 12. moving the plate; 13. a baffle plate; 14. installing a sleeve; 15. a tension spring; 16. and (4) conducting strips.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

the invention provides a technical scheme that: the detection hole integrity detection device for surrounding rock strain detection, please refer to fig. 1, includes a support rod 1;

referring to fig. 1 and 2, four groups of elastic telescopic rods 4 are uniformly installed on the outer wall of the supporting rod 1, each elastic telescopic rod 4 comprises a female rod and a male rod, each male rod is slidably inserted into an inner cavity of the female rod, a spring is installed between each male rod and the inner cavity of the female rod, so that each elastic telescopic rod 4 can stretch and contract to change the length, and a sector plate 3 is fixedly installed at one end, far away from the supporting rod 1, of each elastic telescopic rod 4;

referring to fig. 1 and 2, the sector plate 3 includes an elastic plate 32 connected to an end of the elastic telescopic rod 4 away from the strut 1, the elastic plate 32 is made of rubber, and a mounting seat 31 is installed on an outer wall of a right side of the elastic plate 32;

referring to fig. 2, 3 and 4, the outer wall of the right side of the elastic plate 32 and the outer wall of the left side of the mounting seat 31 are both provided with an arc groove, a piston plate 33 is slidably mounted in the inner cavity of the arc groove of the right side, the outer wall of the piston plate 33 is provided with a sliding block, the inner cavity of the arc groove of the right side is provided with a sliding groove, the sliding block is slidably inserted in the inner cavity of the sliding groove, a reset spring is fixedly mounted between the sliding block and the inner cavity of the sliding groove, the outer wall of the right side of the piston plate 33 is fixedly provided with a push rod 6, the right end of the push rod 6 extends to the outer side of the mounting seat 31, and the outer wall of the bottom of the mounting seat 31 is fixedly provided with an air storage box 5;

referring to fig. 2, 3 and 4, an opening is formed at a connecting portion of the gas storage tank 5 and the mounting seat 31, the opening is communicated with the arc-shaped groove, a baffle 13 is slidably mounted at the top of an inner cavity of the gas storage tank 5, the baffle 13 is located under the opening, a movable plate 12 is slidably mounted at the bottom of the inner cavity of the gas storage tank 5, a pull rope is mounted between the outer wall of the movable plate 12 and the outer wall of the baffle 13, a pull rod is mounted on the outer wall at the bottom of the movable plate 12, the bottom end of the pull rod extends to the outer wall at the bottom of the gas storage tank 5 and is connected with a connecting block 9, four groups of fixed blocks 10 are slidably mounted on the outer wall of the support rod 1, a groove is formed in the outer wall at the left side of the connecting block 9, the right end of each fixed block 10 is inserted into the grooved inner cavity, a connecting rope is mounted between the outer wall at the left side of each fixed block 10 and the top end of the outer wall of the elastic telescopic rod 4, a mounting hole is formed at a connecting portion of the gas storage tank 5 and the pull rod, a retraction spring is sleeved on the outer wall of the pull rod, and two ends of the retraction spring are respectively connected with the outer wall of the pull rod, The inner wall of the mounting hole is fixedly connected, the sector plate 3 part of the detection device is inserted into the drilled hole, the handle 102 is rotated, the fixed connection between the movable rod 103 and the handle 102 is disconnected, the elastic telescopic rod 4 is extended, the sector plate 3 moves outwards to be attached to the inner wall of the hole, a connecting rope is pulled in the process, the fixed block 10 is moved out of the inner cavity of the slot, the pull rod drives the movable plate 12 to move upwards, the baffle 13 moves downwards, the opening is opened, air in the air storage box 5 enters the arc-shaped groove between the mounting seat 31 and the elastic plate 32, the air pressure in the arc-shaped groove is increased, the elastic plate 32 is extruded outwards, the piston plate 33 is pushed rightwards, the push rod 6 moves rightwards, if a sunken area is formed in the drilled hole, the elastic plate 32 extends towards the sunken area under the action of the air pressure, the extending range of the elastic plate 32 is increased, and the air pressure in the arc-shaped groove is reduced, the amplitude of the right movement of the piston plate 33 with the push rod 6 is reduced, and the piston plate is used for detecting whether a concave area exists in the hole;

referring to fig. 1 and 2, the supporting rod 1 includes a connecting rod 101, an opening is formed in an outer wall of a right side of the connecting rod 101, a moving rod 103 is slidably mounted in an inner cavity of the opening, a handle 102 is sleeved on an outer wall of the moving rod 103, threads are formed in a right side of the outer wall of the moving rod 103 and an inner cavity of the handle 102, an outer wall of a left side of the handle 102 is rotatably connected with an outer wall of a right side of the connecting rod 101, and a connecting rope is mounted between a left end of the moving rod 103 and a top end of an outer wall of the elastic telescopic rod 4.

Example 2:

referring to fig. 2 and 5, on the basis of embodiment 1, four groups of guide grooves 11 are uniformly formed in the outer wall of a support rod 1, a guide plate 8 is inserted into an inner cavity of each guide groove 11 in a sliding manner, an installation box 7 is installed on the outer wall of the left side of the guide plate 8, conductive plates 16 are installed at the right end of a push rod 6 and the inner wall of the right side of the installation box 7, an LED lamp 2 is fixedly installed on the outer wall of the support rod 1, the four groups of right conductive plates 16 are electrically connected with the LED lamp 2, the left conductive plate 16 is electrically connected with an external power supply, the conductive plates 16 are connected with the LED lamp 2 in series, when the four groups of push rods 6 move rightwards to enable the four groups of left and right conductive plates 16 to be attached, the LED lamp 2 emits light, and the LED lamp 2 plays a role in prompting;

referring to fig. 5, the right end of the outer wall of the push rod 6 is slidably sleeved with the mounting sleeve 14, the left conductive sheet 16 is fixedly mounted on the outer wall of the right side of the mounting sleeve 14, the telescopic spring 15 is fixedly mounted between the right end of the push rod 6 and the right side of the inner cavity of the mounting sleeve 14, the telescopic spring 15 expands to push the mounting sleeve 14 to the right, an effect of increasing the distance of the left conductive sheet 16 is achieved, and when the depressed area in the hole is small, the conductive sheet 16 can still be normally attached;

compared with embodiment 1, the installation sleeve 14, the expansion spring 15 and other parts are added, the installation sleeve 14 is pushed rightwards through expansion of the expansion spring 15, the effect of increasing the distance of the left conducting strip 16 is achieved, and when the sunken area in the hole is small, the conducting strip 16 can still be attached normally.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.