阅读说明：本技术 一种用于坑道取芯装备的报警装置 (A alarm device for gallery is got core and is equipped ) 是由 谢和平 高明忠 陈领 李佳南 赵乐 李聪 何志强 杨明庆 吴年汉 余波 于 2020-04-27 设计创作，主要内容包括：本发明公开一种用于坑道取芯装备的报警装置,包括处理终端、连续导管、取芯器,取芯器包括内管总成、外管总成,内管总成包括弹卡机构、中心杆,内管总成通过弹卡机构与外管总成卡合连接,中心杆为中空结构,连续导管连接中心杆,连续导管为中空结构,信号线缆自连续导管延伸至中心杆内,弹卡机构内设有压感传感器,中心杆底端设有温度传感器、压力传感器,处理终端通过信号线缆连接压感传感器、温度传感器、压力传感器。本发明使用多种传感器,及时准确地监测取芯器状态,保证取芯采样的准确率。(The invention discloses an alarm device for underground coring equipment, which comprises a processing terminal, a continuous guide pipe and a coring device, wherein the coring device comprises an inner pipe assembly and an outer pipe assembly, the inner pipe assembly comprises an elastic clamping mechanism and a central rod, the inner pipe assembly is connected with the outer pipe assembly in a clamping manner through the elastic clamping mechanism, the central rod is of a hollow structure, the continuous guide pipe is connected with the central rod, the continuous guide pipe is of a hollow structure, a signal cable extends into the central rod from the continuous guide pipe, a pressure sensor is arranged in the elastic clamping mechanism, a temperature sensor and a pressure sensor are arranged at the bottom end of the central rod, and the processing terminal is connected with the pressure sensor, the temperature sensor and the pressure sensor. The invention uses various sensors to timely and accurately monitor the state of the coring device and ensure the accuracy of coring and sampling.)

1. The utility model provides an alarm device for core equipment is got to gallery which characterized in that: comprises a processing terminal, a continuous conduit and a coring device,

the coring device comprises an inner pipe assembly and an outer pipe assembly, the inner pipe assembly comprises an elastic clamping mechanism and a central rod, the inner pipe assembly is connected with the outer pipe assembly in a clamping way through the elastic clamping mechanism, the central rod is of a hollow structure,

the continuous guide pipe is connected with the central rod, the continuous guide pipe is of a hollow structure, the signal cable extends from the continuous guide pipe to the inside of the central rod,

the elastic clamping mechanism is internally provided with a pressure sensor, the bottom end of the center rod is provided with a temperature sensor and a pressure sensor, and the processing terminal is connected with the pressure sensor, the temperature sensor and the pressure sensor through signal cables.

2. The warning device of claim 1, wherein: outer tube assembly top inner wall is equipped with the bullet card room, and bullet card mechanism outer wall is equipped with the hasp groove, installs the hasp in the hasp groove, and the hasp inslot wall is connected in the hasp bottom rotation, is equipped with the spring between hasp top and the hasp groove, and hasp adaptation bullet card room, pressure sensor locate the spring bottom, and pressure sensor locates in the hasp groove.

3. The warning device of claim 2, wherein: the pressure sensor is a key-press sensor or a capacitance sensor.

4. The warning device of claim 1, wherein: the center assembly further comprises a rock core inner barrel, the bottom of the center rod is inserted into the rock core inner barrel, the bottom end of the center rod is fixedly connected with a piston, the piston is in sliding fit with the inner wall of the rock core inner barrel, and the temperature sensor and the pressure sensor are arranged in the piston.

5. The warning device of claim 1, wherein: the continuous conduit operation equipment comprises a reel device, the reel device is used for accommodating the continuous conduit and comprises a collector ring, and a signal cable in the continuous conduit is connected with the processing terminal through the collector ring.

6. The warning device of claim 4, wherein: the reel device comprises a pipe arranging device assembly, the pipe arranging device assembly comprises a support and a torque limiter, a bidirectional lead screw is arranged on the support, a guide device is arranged on the bidirectional lead screw, a mechanical counter and a rotating system are arranged in the guide device, and the rotating system comprises a plurality of conveying wheels.

7. The warning device of claim 1, wherein: the central rod is connected with the continuous conduit through a quick coupling.

8. The warning device of claim 4, wherein: the core inner barrel comprises a positioning pipe section, an alarm sensor is arranged at the bottom end of the positioning pipe section, and the alarm sensor is a pressure-sensitive sensor.

Technical Field

The invention relates to the field of coal mine tunnel coring operation devices, in particular to an alarm device for tunnel coring equipment.

Background

China is a large country for coal production and a large country for coal consumption, and coal is an important basic energy and raw material in China. The coal bed gas content and the coal bed gas pressure are main indexes for predicting and inspecting regional effect of outburst danger regions of outburst coal beds, the coal bed gas content is generally measured by methods such as ground coal bed gas content measurement, geological exploration gas content measurement, drilling and coring of underground coal beds of mines and the like, and due to differences of coal bed gas content test conditions, test methods and the like, the coal bed gas content test results are often large in difference and low in precision, estimation loss generally exists, and the guiding significance for coal mining is limited.

Disclosure of Invention

The invention aims to provide an alarm device for tunnel coring equipment, which uses various sensors to timely and accurately monitor the state of a coring device and ensure the accuracy of coring and sampling.

In order to achieve the purpose, the invention is realized by adopting the following technical scheme:

the invention discloses an alarm device for tunnel coring equipment, which comprises a processing terminal, a continuous conduit and a coring device,

the coring device comprises an inner pipe assembly and an outer pipe assembly, the inner pipe assembly comprises an elastic clamping mechanism and a central rod, the inner pipe assembly is connected with the outer pipe assembly in a clamping way through the elastic clamping mechanism, the central rod is of a hollow structure,

the continuous guide pipe is connected with the central rod, the continuous guide pipe is of a hollow structure, the signal cable extends from the continuous guide pipe to the inside of the central rod,

the elastic clamping mechanism is internally provided with a pressure sensor, the bottom end of the center rod is provided with a temperature sensor and a pressure sensor, and the processing terminal is connected with the pressure sensor, the temperature sensor and the pressure sensor through signal cables.

Preferably, outer tube assembly top inner wall is equipped with the bullet card room, and bullet card mechanism outer wall is equipped with the hasp groove, installs the hasp in the hasp groove, and hasp inslot wall is connected in the hasp bottom rotation, is equipped with the spring between hasp top and the hasp groove, and hasp adaptation bullet card room, pressure sensor locate the spring bottom, and pressure sensor locates the hasp inslot.

Preferably, the pressure sensor is a push-button sensor or a capacitive sensor.

Preferably, the center subassembly still includes the core inner tube, and central core rod bottom inserts the core inner tube, and central core rod bottom links firmly the piston, and piston and core inner tube inner wall sliding fit, temperature sensor, pressure sensor locate in the piston.

Preferably, the continuous conduit operation equipment further comprises a reel device, the reel device is used for receiving the continuous conduit, the reel device comprises a collector ring, and the signal cable in the continuous conduit is connected with the processing terminal through the collector ring.

Preferably, the reel device comprises a pipe arranging device assembly, the pipe arranging device assembly comprises a support and a torque limiter, a bidirectional screw rod is arranged on the support, a guide device is arranged on the bidirectional screw rod, a mechanical counter and a rotating system are arranged in the guide device, and the rotating system comprises a plurality of conveying wheels.

Preferably, the central rod is connected to the continuous conduit by a quick coupling.

Preferably, the core inner barrel comprises a positioning pipe section, the bottom end of the positioning pipe section is provided with an alarm sensor, and the alarm sensor is a pressure-sensitive sensor.

The invention has the beneficial effects that:

1. the invention uses a continuous conduit to transmit a signal cable into the coring device, and various sensors are arranged in the coring device to monitor various parameters of the coring device.

2. The invention can monitor the state of the coring device in time by monitoring various parameters of the coring device through various sensors.

3. According to the invention, various parameters of the coring device are monitored by various sensors, so that more complicated parameter monitoring can be completed, and the deviation between the obtained data and the actual condition of the coring point is smaller.

Drawings

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

FIG. 2 is a cross-sectional view of the outer tube assembly;

FIG. 3 is a cross-sectional view of the inner tube assembly;

FIG. 4 is a schematic view of the card ejection mechanism of FIG. 3;

FIG. 5 is a schematic view of the piston of FIG. 3;

FIG. 6 is a schematic view of a reel apparatus;

fig. 7 is a side view of the reel device.

In the figure: 1-reel device, 2-transfer device, 3-corer, 4-drill pipe, 51-first pipe section, 511-snapping chamber, 512-suspension ring, 52-second pipe section, 53-third pipe section, 54-fourth pipe section, 55-reaming section, 551-reaming ridge, 56-coring bit, 561-blade, 61-locking nut, 62-snapping mechanism, 621-latch groove, 622-latch, 623-pin shaft, 624-spring hole, 625-recess, 626-spring, 627-limit ring, 628-first bevel, 629-second bevel, 63-connection section, 64-fifth pipe section, 65-sixth pipe section, 67-seventh pipe section, 68-core outer barrel, 71-center rod, and, 712-piston, 714-fourth slope, 81-core inner cylinder, 811-compensation tube section, 812-positioning tube section, 8121-ball hole, 8122-spherical roller, 8123-third slope, 813-storage cylinder, 814-fixed tube section, 8141-second through hole, 8142-key, 8143-first key slot, 8144-second key slot, 9-continuous conduit, 101-temperature sensor, 102-pressure sensor, 103-pressure sensor, 104-signal cable, 1101-winding drum, 1102-winding drum rack, 1103-winding pipe device assembly, 1104-bracket, 1105-lifting hydraulic rod, 1106-bidirectional screw, 1107-guiding device, 1108-lifting oil cylinder and 1109-transmission wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 7, the invention discloses an alarm device which uses a continuous conduit 9 and is suitable for an underground coring device.

The continuous conduit operation equipment comprises a reel device 1 and a transfer device 2, wherein the transfer device 2 is used for transferring a continuous conduit 9 so as to control the lifting motion of an inner cylinder assembly,

the reel device 1 is used for accommodating the continuous conduit 9, the reel device 1 comprises a reel 1101 and a reel rack 1102, the reel 1101 is arranged on the reel rack 1102, a pipe arranging device assembly 1103 is arranged on the reel rack 1102,

the pipe arrangement device assembly 1103 comprises a support 1104 and a torque limiter, the support 1104 is rotatably connected with a winding drum frame 1102, the support 1104 and the winding drum frame 1102 are provided with lifting hydraulic rods 1105, a bidirectional screw rod 1106 is arranged on the support 1104, a guide device 1107 is arranged on the bidirectional screw rod 1106, a mechanical counter and a rotating system are arranged in the guide device 1107, a lifting oil cylinder 1108 is arranged between the guide device 1107 and the bidirectional screw rod 1106, the rotating system comprises a plurality of conveying wheels 1109, a current collecting ring is further arranged on the winding drum device 1, a cable is arranged in the continuous conduit 9 and electrically connected with the current collecting ring and used for providing power for underground electrical equipment, and when the continuous conduit 9 is in a transmission process, the guide device 1107 reciprocates along the bidirectional screw rod 1106, so that the continuous conduit 9 is neatly stored on.

The coring device 3 comprises an outer pipe assembly and an inner pipe assembly, wherein the inner pipe assembly is lifted or lowered through a continuous guide pipe to move, the inner pipe assembly is installed inside the outer pipe assembly, the outer wall of the inner pipe assembly is in clearance fit with the inner wall of the outer pipe assembly, the inner pipe assembly comprises an inner pipe component and a center component, the center component is installed in the inner pipe component, the outer wall of the center component is in sliding fit with the inner wall of the inner pipe component, and the outer pipe assembly is connected with the drill rod 4.

The outer pipe assembly comprises a first pipe section 51, a second pipe section 52, a third pipe section 53, a fourth pipe section 54, a reaming section 55 and a core bit 56 which are coaxially installed and connected from top to bottom, the first pipe section 51, the second pipe section 52, the third pipe section 53 and the fourth pipe section 54 form an outer pipe,

the first pipe section 51 is detachably connected with the second pipe section 52, the bottom end of the first pipe section 51 is a male head, the top end of the second pipe section 52 is a female head, the middle of the first pipe section 51 is provided with an elastic clamping chamber 511, the elastic clamping chamber 511 is arranged along the circumferential direction, a suspension ring 512 is arranged between the first pipe section 51 and the second pipe section 52, the suspension ring 512 is matched with the edge of the bottom surface of the elastic clamping mechanism 62, and when the inner pipe assembly reaches a preset position in the outer pipe assembly, the bottom surface of the elastic clamping mechanism 62 is located on the suspension ring 512 and used for limiting the downward position of the inner pipe assembly.

The second pipe section 52 is detachably connected with the third pipe section 53, the bottom end of the second pipe section 52 is a male head, the top end of the third pipe section 53 is a female head,

the third pipe section 53 is detachably connected with the fourth pipe section 54, the bottom end of the third pipe section 53 is a male head, the top end of the fourth pipe section 54 is a female head,

the fourth pipe section 54 is detachably connected with the reaming section 55, the bottom end of the fourth pipe section 54 is a male head, the top end of the reaming section 55 is a female head, the outer wall of the reaming section 55 is circumferentially provided with a plurality of reaming convex ridges 551, the reaming convex ridges 551 are arranged at an angle with the vertical direction, an oblique channel is formed between adjacent reaming convex ridges 551,

reaming section 55 can be dismantled with core bit 56 and be connected, and reaming section 55 bottom is public head, and core bit 56 top is female head, and the blade 561 of drill bit arranges on core bit 56's bottom surface, and a plurality of blades 561 use core bit 56 central point to be annular array distribution as the centre of a circle.

The inner pipe component comprises a locking nut 61, an elastic clamping mechanism 62, a connecting section 63, a fifth pipe section 64, a sixth pipe section 65, a seventh pipe section 67 and a core outer cylinder 68 which are arranged from top to bottom in sequence,

the locking nut 61 is detachably connected with the elastic clamping mechanism 62, the bottom end of the locking nut 61 is a female head, the top end of the elastic clamping mechanism 62 is a male head, the locking nut 61 is fixedly connected with the elastic clamping mechanism 62,

the elastic clamping mechanism 62 is detachably connected with the connecting section 63, the bottom end of the elastic clamping mechanism 62 is a female head, the top end of the connecting section 63 is a male head, the outer wall of the elastic clamping mechanism 62 is provided with two latch grooves 621, the latch grooves 621 are arranged along the circumferential direction, two latch grooves 621 are arranged oppositely, a latch 622 is arranged in each latch groove 621, a pin shaft 623 is arranged between two side walls of each latch groove 621 and penetrates through each latch 622, each pin shaft 623 is rotatably connected with each latch 622 and is arranged at the bottom of each latch groove 621, a spring hole 624 is arranged on the top of each latch 622 facing the elastic clamping mechanism 62, a recess 625 is arranged at the top of each latch groove 621, a spring 626 is arranged between each latch 622 and each latch groove 626, one end of each spring is inserted into each spring hole 624, the other end of each spring 626 is inserted into each recess 625, a limit ring 627 is arranged at the edge of the top of each latch groove 621, each limit ring 627 is sleeved on the periphery of the, the bottom surface of the limiting ring 627 is a first inclined surface 628 facing the latch groove 621, the top surface of the latch 622 facing away from the latch mechanism 62 is a second inclined surface 629, the first inclined surface 628 is adapted to the second inclined surface 629 to control the ejecting distance of the top of the latch 622, the inner wall of the bottom of the latch mechanism 62 is a stepped hole structure,

the fifth pipe section 64 is detachably connected with the sixth pipe section 65, the bottom end of the fifth pipe section 64 is a female head, the top end of the sixth pipe section 65 is a male head,

the sixth pipe section 65 is detachably connected with the seventh pipe section 67, the bottom end of the sixth pipe section 65 is a male head, the head end of the seventh pipe section 67 is a female head,

seventh pipe section 67 and core urceolus 68 detachable are connected, and seventh pipe section 67 bottom is public head, and core urceolus 68 top is female head.

The central component comprises a central rod 71 and a core inner cylinder 81, the bottom of the central rod 71 is inserted into the core inner cylinder 81, the central rod 71 is in sliding fit with the core inner cylinder 81, the core outer cylinder 68 and the core inner cylinder 81 form a core cylinder,

the elastic clamping mechanism 62 is fixedly connected with the central rod 71,

the core inner cylinder 81 comprises a compensation pipe section 811, a positioning pipe section 812 and a storage cylinder 813 which are sequentially arranged from top to bottom,

the compensating pipe section 811 is detachably connected with the positioning pipe section 812, the bottom end of the compensating pipe section 811 is a male head, the top end of the positioning pipe section 812 is a female head, the compensating pipe section 811 is in sliding fit with the central rod 71,

the positioning pipe section 812 is detachably connected with the storage cylinder 813, the bottom end of the positioning pipe section 812 is a male head, the top end of the storage cylinder 813 is a female head, a gap is formed between the inner wall of the positioning pipe section 812 and the central rod 71,

the fixed pipe section 814 is installed on the inner wall of the top of the positioning pipe section 812, the fixed pipe section 814 is sleeved on the periphery of the central rod 71, the key 8142 is spherical, the fixed pipe section 814 is provided with a second through hole 8141 for adapting the key 8142, the diameter of the key 8142 is larger than the length of the second through hole 8141, the inner wall of the positioning pipe section 812 is provided with a first key groove 8143, the first key groove 8143 is adapted to the key 8142, the outer wall of the bottom of the central rod 71 is provided with a second key groove 8144, the second key groove 8144 is adapted,

before coring, the key 8142 is positioned in the second through hole 8141 and the first key slot 8143, the fixed pipe section 814 is fixedly connected with the positioning pipe section 812 through the key 8142,

when coring, the central rod 71 moves upwards, the key 8142 is disengaged from the first key slot 8143, then the key 8142 enters the second key slot 8144, the fixed pipe section 814 is fixedly connected with the central rod 71 through the key 8142, the central rod 71 drives the fixed pipe section 814 to move upwards, the fixed pipe section 814 abuts against the bottom surface of the compensation pipe section 811, the central rod 71 further drives the core inner cylinder 81 to move upwards,

the inner wall edge of the bottom surface of the positioning pipe section 812 is a third inclined surface 8123 with the diameter gradually increasing from top to bottom.

The bottom end of the central rod 71 is fixedly connected with the piston 712, the central rod 71 is hermetically connected with the inner wall of the positioning pipe section 812, the central rod 71 and the piston 712 are manufactured integrally, the coiling device 1 provides a continuous conduit 9 for the transfer device 2, the continuous conduit 9 penetrates through the drill rod 4 and is connected with the top end of the central rod 71,

the outer edge of the top surface of the piston 712 is a fourth inclined surface 714 with a diameter gradually increasing from top to bottom, the third inclined surface 8123 is matched with the fourth inclined surface 714, the piston 712 is connected with the inner wall of the storage cylinder 813 in a sliding way,

the central rod 71 is a hollow structure, a measurement and control assembly is arranged in the piston 712, the measurement and control assembly comprises a temperature sensor 101 and a pressure sensor 102 which are arranged along the axial direction, the pressure sensor extends into the storage cylinder 813, a pressure sensor 103 is arranged in the depression 625, the pressure sensor 103 is a key sensor or a capacitance sensor, the temperature sensor 101, the pressure sensor 102 and the pressure sensor 103 are connected with a processing terminal through a signal cable 104, the signal cable 104 is positioned in the central rod 71, the signal cable 104 extends from the central rod 71 to the continuous conduit 9 and then is connected with the processing terminal from the ground,

the bottom end of the positioning pipe section 812 is provided with an alarm sensor which is a pressure-sensitive sensor.

In actual use, the continuous conduit 9 is continuously lowered through the continuous conduit operation equipment, so that the inner pipe assembly is lowered in the drill pipe 4, when the inner pipe assembly reaches the corresponding position of the outer pipe assembly, the latch 622 of the elastic clamping mechanism 62 enters the elastic clamping chamber 511, the inner pipe assembly is lowered to the specified position, the elastic clamping mechanism 62 is located on the suspension ring 512, the spring 626 pressing on the pressure sensor 103 is loosened, the ground receives the in-place alarm signal of the pressure sensor 103,

during coring, the data of the sample in the storage cylinder can be monitored in real time through the temperature sensor 101 and the pressure sensor 102 in the piston 712,

after coring, the core is filled in the core inner cylinder 81, the piston 712 of the central rod 71 moves to the positioning pipe section 812, the alarm sensor between the core inner cylinder and the positioning pipe section sends out an alarm signal, the piston 712 is displayed to be in contact with the positioning pipe section 812, and coring is finished.

The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention.