CN209907397U - Moving water karst channel plugging negative pressure fluid carrying drilling hole feeding device - Google Patents
Moving water karst channel plugging negative pressure fluid carrying drilling hole feeding device Download PDFInfo
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- CN209907397U CN209907397U CN201920318714.5U CN201920318714U CN209907397U CN 209907397 U CN209907397 U CN 209907397U CN 201920318714 U CN201920318714 U CN 201920318714U CN 209907397 U CN209907397 U CN 209907397U
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Abstract
The utility model provides a move water karst passageway shutoff negative pressure fluid and carry drilling and throw material device relates to mine water disaster curtain slip casting and administers and move water passageway and throw material shutoff technical field. Comprises a channel, a flow supply unit, a feeding unit and a monitoring unit; the channel sequentially comprises a reducing section, a jet flow section, a feeding section, a monitoring section, a bending section and a vertical section from back to front; the inlet of the reducer section is connected with the output pipeline of the flow supply unit; the monitoring unit can collect flow rate and pressure parameters of fluid in the flow supply, feeding and channel in real time, monitor aggregate and fluid conditions in the funnel, judge whether the grouting hole is blocked, and timely regulate and control flow supply and feeding construction parameters according to the blocking condition. The utility model has the characteristics of the slip casting hole can not block up, and it is good to throw material controllability, continuity and homogeneity, improves curtain slip casting engineering water shutoff efficiency of construction and quality by a wide margin, reduces engineering cost, reduces artifical intensity of labour, has considerable economic benefits and social.
Description
Technical Field
The utility model relates to a mine water disaster curtain slip casting is administered and is moved water passageway and throw material shutoff technical field.
Background
The curtain grouting technology for preventing and controlling the water damage of the large water mine in the karst area is often low in slurry retention rate, bad in plugging effect and serious in slurry material waste because of large flowing water potential and high flowing speed of a flowing water pipeline, and a good water plugging effect is difficult to obtain due to the fact that the conventional single grouting technology is low in slurry retention rate and high in plugging effect, construction progress is influenced, and engineering cost is improved. Generally, the pipeline flow is converted into seepage flow in a mode of putting aggregates into the karst channel, grouting slurry can be effectively reserved in the channel, and then the effect of improving the curtain grouting water plugging rate is achieved.
Because the grouting hole of the exposed karst channel has larger depth and smaller aperture, aggregates are easy to accumulate around the hole bottom in the process of feeding materials from the hole opening. The conventional manual direct feeding mode has many disadvantages: firstly, the controllability of manual feeding on the feeding amount and the feeding speed is poor, and the feeding continuity and uniformity cannot be well guaranteed; secondly, due to the fact that feeding unevenness and aggregate migration power are small, blanking is difficult, grouting holes are prone to being blocked, and hole sweeping treatment after blocking is time-consuming and labor-consuming, and secondary hole accidents can occur; moreover, the manual feeding labor intensity is large, the construction efficiency is low, the engineering progress is influenced, and the construction cost is increased. Most of the existing feeding devices are feeding devices in animal husbandry or feeding devices in product production lines, and are not suitable for karst channel plugging, drilling and feeding construction.
SUMMERY OF THE UTILITY MODEL
The utility model provides a move water karst passageway shutoff negative pressure fluid and carry drilling and throw material device, the main technical problem of solving is that karst passageway shutoff drilling manual work of mentioning in the background art throws material construction technology controllability, continuity, homogeneity are poor, and unloading difficulty, easy stifled hole throw material intensity of labour big, the inefficiency scheduling technical problem. The utility model discloses mainly take and suck-back effect increase aggregate through the dashing that the negative pressure fluid possesses and move down kinetic energy, realize "fluid area material" and throw the material mode, be difficult for causing the slip casting hole to block up, have the slip casting hole and can not block up, throw material controllability, continuity and homogeneity good, improve curtain slip casting engineering water shutoff efficiency of construction and quality by a wide margin, reduce engineering cost, reduce artifical intensity of labour's characteristics, have considerable economic benefits and social.
In order to achieve the above purpose, the utility model discloses a technical scheme is: move water karst passageway shutoff negative pressure fluid and carry drilling and throw material device, its characterized in that: comprises a channel, a flow supply unit, a feeding unit and a monitoring unit;
the channel sequentially comprises a reducing section, a jet flow section, a feeding section, a monitoring section, a bending section and a vertical section from back to front; the reducer section, the jet flow section, the feeding section, the monitoring section, the bending section and the vertical section are sequentially connected, an outlet of the vertical section can be connected with the orifice pipe, and the feeding section is provided with a feeding port;
the flow supply unit comprises a flow supply pump and a flow supply pipeline; the inlet of the reducer section is connected with the output pipeline of the flow supply unit;
the feeding unit comprises a material storage part, a belt feeder and a feeding hopper; the storage part stores aggregate and transfers the aggregate to the belt feeder, the belt feeder conveys the aggregate to a feeding funnel, and the feeding funnel is connected with a feeding port; a conveying mechanism is arranged in the feeding funnel; realizing mechanized feeding;
the monitoring unit comprises a controller, an electromagnetic current meter, a negative pressure transmitter and a camera; the electromagnetic flow meter, the negative pressure transmitter, the flow supply pump, the material storage part, the belt feeding machine and the conveying mechanism are all connected with the controller; preferably, the flow supply pump adopts a stepless speed change grouting pump.
Preferably, the conveying mechanism comprises a rotating motor and a screw rod connected with the rotating motor, the screw rod is arranged in the conical feeding hopper, and the bottom end of the screw rod is positioned at the feeding port; the cone funnel upper shed department is provided with horizontal bar and supports, rotates the motor and passes through vertical pole to be fixed on the bar supports.
Preferably, the storage part comprises a storage bin and a discharging electric valve, the discharging electric valve is located at an opening at the lower end of the storage bin and is connected with the controller, and whether discharging is controlled.
Preferably, the jet wedge is embedded in the wall of the jet section pipe, so that the jet hole is gradually reduced along the fluid flowing direction, and a jet opening is formed at the joint of the jet section and the feeding section.
Preferably, the shape of the jet wedge is a triangle formed by cutting a cylindrical surface in the longitudinal direction of a plane.
Furthermore, the vertical section of the channel can be connected with a pipeline with a reducing structure so as to be suitable for feeding grouting holes with different apertures.
Preferably, the channel comprises a strip-shaped monitoring window or a horizontal section made of thick transparent toughened glass; the monitoring unit comprises a camera, and the camera is connected with the controller.
Preferably, the aggregate comprises one or more of rice hull, wheat straw, soybean, kelp, sand, cobblestone, cement film bag and the like; the fluid supply comprises water, pure cement slurry or modified clay mixed slurry and the like.
The technical effects of the utility model are that: the technical problems of poor controllability, continuity and uniformity, difficult blanking, easy hole plugging, high feeding labor intensity, low efficiency and the like of the manual feeding construction process for the karst passage plugging drill hole in the background art are mainly solved. The utility model discloses mainly take and suck-back effect increase aggregate through the dashing that the negative pressure fluid possesses and move down kinetic energy, realize "fluid area material" and throw the material mode, be difficult for causing the slip casting hole to block up, have the slip casting hole and can not block up, throw material controllability, continuity and homogeneity good, improve curtain slip casting engineering water shutoff efficiency of construction and quality by a wide margin, reduce engineering cost, reduce artifical intensity of labour's characteristics, have considerable economic benefits and social.
The utility model discloses than prior art has following beneficial effect:
(1) compared with the existing feeding method, the feeding method, namely the fluid material carrying feeding method, transports the aggregates by utilizing the impact and carrying effect of high-speed fluid and the negative pressure suck-back effect in holes generated when the fluid falls, can effectively increase the downward movement energy of the aggregates, enlarge the migration range of the aggregates, reduce the frequency of grouting hole blockage and ensure the smooth feeding construction;
(2) compared with the existing feeding device, the moving water karst channel blocking negative pressure fluid carrying drilling hole feeding device and the using method thereof generate high-speed high-pressure jet flow below a channel feeding port by adopting an embedded wedge body mode, impact and carry aggregate into a grouting hole;
(3) compared with the existing feeding device, the moving water karst channel plugging negative pressure fluid carrying drilling hole feeding device and the using method thereof can realize the continuous adjustment of the flow rate of the fluid supply and provide stable fluid with required flow rate for feeding;
(4) compared with a manual direct feeding method, the device can realize mechanized, continuous and uniform feeding construction, and reduce the labor intensity of workers; the feeding funnel with the screw rod can realize the uniform falling of the aggregate and ensure that a certain amount of aggregate is retained in the funnel so as to prevent the overflow of channel fluid and the loss of negative pressure;
(5) compared with the existing feeding device, the flowing water karst channel blocking negative pressure fluid carrying drilling hole feeding device and the using method thereof can judge whether a hole blocking accident occurs or not by monitoring the flow rate and pressure of fluid in the channel, and adjust the flow supply and feeding parameters in time according to the hole blocking accident to avoid the hole blocking accident or process the hole blocking accident;
(6) compared with the existing feeding method, the feeding method utilizes different types of fluids including water, slurry and the like to carry sand, stones and other various types of aggregates, and can realize drilling feeding construction aiming at various types of fluids and aggregates with sizes and shapes of leaks of karst channels and grouting holes;
(7) compared with the existing feeding device, the channel part comprises a strip-shaped monitoring window or adopts a smooth round pipeline made of thick-layer transparent toughened glass, so that the aggregate migration resistance can be effectively reduced, the aggregate retention condition in the channel can be conveniently observed, and the accidents of blockage of a feed opening and even the whole pipeline can be found in time; the functional pipe sections of the channel are connected by movable joints, so that the pipe plugging accident can be conveniently disassembled and processed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view (or a plane layout view) of the overall structure of the feeding device of the present invention.
Fig. 2 is a partial view taken along the line a in fig. 1.
Fig. 3 is a partial view of fig. 1 taken along direction B.
Fig. 4 is a schematic diagram of the structural change of the cross section of the jet wedge in the inflow direction C of the jet segment in fig. 2.
In the figure, 1-jet section; 2-feeding section; 3-a monitoring section; 4-a curved section; 5-a variable diameter section; 6-supply line; 7-a flow supply pump; 8-a feeding port; 9- (conical) feeding funnel; 10-a rotating motor; 11-horizontal bar support; 12-vertical rod; 13-a rotating shaft; 14-a screw rod; 15- (plug-in) electromagnetic flow meter; 16- (plug-in) negative pressure transmitter; 17-belt feeder; 18-a storage bin; 19-a controller; 20-a control line; 21-signal line; 22-interface 1; 23-interface 2; 24-interface 3; 25-interface 4; 26-interface 5; 27-interface 6; 28-interface 7; 29-vertical section; 30-orifice tube; 31-jet wedge; 32-a camera; 33-blanking electric valve.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 4, the present invention will now be described.
As a specific embodiment of the present invention, the utility model discloses a main technical scheme is: move water karst passageway shutoff negative pressure fluid and carry drilling and throw material device, its characterized in that: comprises a channel, a flow supply unit, a feeding unit and a monitoring unit;
the channel sequentially comprises a reducing section 5, a jet flow section 1, a feeding section 2, a monitoring section 3, a bending section 4 and a vertical section 29 from back to front; the reducer section 5, the jet flow section 1, the feeding section 2, the monitoring section 3, the bending section 4 and the vertical section 29 are sequentially connected, an outlet of the vertical section 29 can be connected with the orifice pipe 30, and the feeding section 2 is provided with a feeding port 8;
the flow supply unit comprises a flow supply pump 7 and a flow supply pipeline 6; the inlet of the reducer section 5 is connected with the output pipeline of the flow supply unit;
the feeding unit comprises a material storage part, a belt feeder 17 and a feeding hopper 9; the storage part stores aggregate and transfers the aggregate to the belt feeder 17, the belt feeder 17 conveys the aggregate to the feeding funnel 9, and the feeding funnel 9 is connected with the feeding port 8; a conveying mechanism is arranged in the feeding hopper 9; realizing mechanized feeding;
the monitoring unit comprises a controller 19, an electromagnetic flow meter 15, a negative pressure transmitter 16 and a camera (32); the electromagnetic flow meter 15, the negative pressure transmitter 16, the flow supply pump 7, the material storage part, the belt feeding machine 17 and the conveying mechanism are all connected with a controller 19; the system can collect flow velocity and pressure parameters of fluid in the flow supply, feeding and channel in real time, monitor aggregate and fluid conditions in the funnel, judge whether the grouting hole is blocked, and timely regulate and control the flow supply and feeding construction parameters.
As a specific embodiment provided by the present invention, preferably, the flow supply pump 7 adopts a stepless speed change grouting pump.
As a specific embodiment provided by the present invention, preferably, the conveying mechanism includes a rotating motor 10, a screw rod 14 connected to the rotating motor 10, and is installed in the conical feeding funnel 9, and the bottom end of the conveying mechanism is located at the feeding port 8; the upper opening of the conical funnel is provided with a horizontal bar support 11, and a rotating motor 10 is fixed on the bar support 11 through a vertical rod 12.
As a specific embodiment provided by the utility model, it is preferred, storage portion includes storage silo 18 and unloading electric valve 33, and unloading electric valve 33 is located storage silo 18 lower extreme opening part, through being connected with controller 19, whether steerable unloading.
As a specific implementation manner provided by the utility model, it is preferred, 1 pipe wall of efflux section is embedded to have efflux wedge 31, makes the efflux hole diminish along fluid flow direction gradually, at efflux section 1, throw the formation jet orifice of 2 junctions in material section.
As a specific embodiment provided by the present invention, preferably, the shape of the jet wedge 31 is a triangle formed by vertically cutting a cylindrical surface on a plane.
As a specific implementation of the utility model provides, it is further, the pipeline of reducing structure can be connected to the vertical section 29 of passageway to be applicable to different aperture injected hole and throw the material.
As a specific embodiment provided by the present invention, preferably, the channel comprises a strip-shaped monitoring window or the horizontal section is made of thick-layer transparent toughened glass; the monitoring unit comprises a camera 32, the camera 32 being connected to the controller 19.
As a specific implementation manner provided by the utility model, preferably, the aggregate comprises one or more of rice husk, wheat straw, soybean, kelp, sand, pebble, cement film bag and the like; the fluid supply comprises water, pure cement slurry or modified clay mixed slurry and the like.
The use method of the negative pressure fluid carrying drilling and feeding device for plugging the flowing water karst channel comprises the following steps:
1) selecting a water-moving karst channel plugging negative pressure fluid carrying drilling hole feeding device meeting feeding production capacity according to the size and shape of the karst channel and the specification of a grouting hole, and installing the water-moving karst channel plugging negative pressure fluid carrying drilling hole feeding device; selecting reasonable aggregate types and particle sizes; selecting a supply fluid type; firstly, selecting initial fluid and aggregate according to the karst channel condition disclosed by a grouting hole and the grouting hole pressure and water injection test results, then adjusting the flow velocity of the supplied fluid to a certain initial value, and gradually feeding from slow to fast after the fluid in the channel is stable.
2) And working according to the set parameters: carrying out feeding construction, gradually increasing the aggregate particle size and the feeding speed, and obtaining the maximum aggregate particle size and the feeding speed corresponding parameters of the non-blocking holes at the flow speed; gradually increasing the flow supply flow velocity, and correspondingly increasing the parameters by taking the obtained aggregate particle size and the feeding rate as references to obtain the optimal aggregate particle size and feeding rate combination parameters under each flow supply flow velocity; the flow supply part can continuously adjust the flow rate of the supplied flow and the corresponding negative pressure in the hole, so as to ensure the smooth filling and feeding of the aggregate;
3) in the feeding process, observing the dropping condition of aggregate filling by referring to the flow rate and pressure of the supplied flow, and timely changing the types of the aggregate and the fluid so as to adapt to the dynamic change of plugging of the karst channel and ensure that the feeding construction is carried out under the optimal feeding parameters; according to the plugging and blanking conditions of the karst channel, the combined mode of the flow supply flow rate, the fluid type, the feeding rate and the aggregate type in the feeding process is changed to adapt to the latest plugging and feeding state; judging whether a blockage accident occurs or not by monitoring the flow speed and the pressure in the channel, and controlling the flow supply and feeding parameters in time according to the judgment to prevent the blockage accident; until the standard of material feeding construction is reached; judging the migration and accumulation states of the aggregates at the hole bottoms through the flow velocity and pressure of the channel fluid and the downward movement of the aggregates, and adjusting the flow velocity of the supplied flow and the feeding rate according to the judgment so as to prevent the aggregates from being insufficient in migration capacity and being accumulated at the hole bottoms in large quantities or even filling grouting holes due to the fact that the flow velocity of the supplied flow is too small and the feeding rate is too high, and causing drilling blockage accidents or direct hole abandonment;
4) if the flow velocity of the fluid in the channel is reduced and the negative pressure returns to zero or becomes positive, the occurrence of a blockage accident is indicated; if a hole blocking accident happens, stopping feeding immediately and flushing the grouting hole by high-speed fluid; if the effect is not good, the feeding channel is detached from the orifice pipe to carry out hole sweeping treatment, and whether the feeding end standard is met or not is judged, so that the feeding is continued or finished in the next step.
As a specific embodiment provided by the present invention, the following is further described.
The bent section of the channel is an arc-shaped pipeline, so that the aggregate migration resistance can be effectively reduced; the rotating motor is fixed on the bar-shaped support through a vertical rod, the spiral rod penetrates through the funnel in the middle, the bottom end of the spiral rod is positioned at the feed opening, and the top end of the spiral rod is connected with the rotating motor through a rotating shaft; the blanking efficiency can be improved, certain aggregate is ensured to be contained in the funnel, the overflow of fluid in the channel is effectively prevented, and the negative pressure loss is reduced; the flow supply pump adopts a stepless speed change grouting pump, can quantitatively regulate and control the flow supply flow rate and provide continuous gradual flow rate fluid; the flow supply pipeline is connected with the channel reducing section; the controller is connected with the electromagnetic flow meter, the negative pressure transmitter, the camera, the flow supply pump, the blanking electric valve, the belt feeding machine and the rotating motor through signal lines, and is connected with the flow supply pump, the blanking electric valve, the belt feeding machine and the rotating motor through control lines; the system can collect flow velocity and pressure parameters of fluid in the flow supply, feeding and channel in real time, monitor aggregate and fluid conditions in the funnel, judge whether the grouting hole is blocked, and timely regulate and control the flow supply and feeding construction parameters. The feeding device can effectively realize mechanized high-efficiency quantitative constant-speed feeding construction of a movable water karst channel blocking orifice exposed from a grouting hole, can increase the downward movement energy of aggregate through the impact carrying and suck-back effects of negative pressure fluid, realizes a fluid material carrying feeding mode of different fluids and aggregate combination types, judges the migration and accumulation conditions of the aggregate at the bottom of the hole by monitoring the flow rate and pressure of the fluid in the channel, ensures the controllability, continuity and uniformity of feeding, reduces the occurrence frequency of grouting hole blocking, improves the feeding construction efficiency, and reduces the labor intensity. The length of a jet flow section 1 is 80cm, the length of a feeding section is 2 cm and 30cm, the length of a monitoring section is 3 cm and 70cm, the length of a diameter-variable section is 5cm and 40cm, and the length of a vertical section (29) is 50 cm; the channel part is a smooth round pipeline made of thick-layer transparent toughened glass, the outer diameter of the pipeline is 138mm, and the inner diameter of the pipeline is 118 mm; the channel part bending section 4 is an arc-shaped pipeline, and the length of the channel part bending section is 1/4 circular arcs with the bending radius of 40 cm; a wedge body is embedded in the jet flow section 1 of the channel part and has the length of 60cm, the wedge body gradually becomes thicker along the fluid flowing direction, the variation range is 0-80 mm, the distance between the thickest point of the wedge body and the interface 3 is 5cm, and jet flow is formed under a feeding port; the passage portion monitoring section 3 is equipped with a plug-in electromagnetic current meter 15 and a plug-in negative pressure transducer 16.
The specific operation method of the feeding device is as follows:
the feeding device is first assembled as designed and mounted on the orifice tube 30. Then, according to the karst channel condition revealed by the grouting hole and the grouting hole pressure and water injection test result, selecting initial aggregate and fluid type, opening the grouting pump 7 through the controller 19, adjusting the flow rate of supplied flow to a certain value, regulating and controlling the blanking electric valve 33, the belt feeder 17 and the rotating motor 10 to fill and feed aggregate at a speed from small to large until obtaining the maximum value of aggregate throwing under the premise of ensuring smooth feeding, gradually increasing the flow rate of supplied flow according to the flow rate and pressure real-time parameters measured by the plug-in electromagnetic flow rate meter 15 and the plug-in negative pressure transmitter 16, correspondingly increasing the feeding rate, and finally obtaining the optimal efficiency feeding parameter under the aggregate-fluid combination condition; and judging whether the hole blocking or pipe blocking accident occurs according to flow velocity and pressure parameters measured by the plug-in electromagnetic flow velocity meter 15 and the plug-in negative pressure transmitter 16 and the condition in the feeding hopper obtained by the camera 32 by combining the observation of the channel part. If the flow speed and the negative pressure become small or return to zero, the aggregate in the funnel is difficult to fall, the fluid overflows or a large amount of aggregate is left in the channel, the flow supply flow speed is increased by adjusting the grouting pump 7 through the controller 19, the channel and the grouting hole are washed by high-pressure high-speed fluid, and if the effect is not good, the feeding device can be directly detached to sweep the hole. Until reaching the feeding end standard.
In the feeding process, the aggregate and the fluid can be freely combined according to the state of a karst channel, the change conditions of grouting pore pressure and water permeability in a water injection test. The movable water karst channel plugging negative pressure fluid carrying drilling feeding device can effectively realize mechanized high-efficiency quantitative constant-speed feeding construction of a grouting hole exposed from a movable water karst channel plugging hole opening, the aggregate moving downward kinetic energy can be increased through the impact carrying and suck-back effects of the negative pressure fluid, the fluid carrying feeding modes of different fluids and aggregate combination types are realized, the moving and accumulation conditions of the aggregates at the hole bottom are judged through monitoring the flow rate and pressure of the fluid in the channel, the controllability, continuity and uniformity of feeding are guaranteed, the number of times of grouting hole plugging is reduced, the feeding construction efficiency is improved, and the manual labor intensity is reduced.
Those skilled in the art will recognize that many other embodiments may be practiced without these specific details.
The above embodiments are exemplary and should not be construed as limiting the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Move water karst passageway shutoff negative pressure fluid and carry drilling and throw material device, its characterized in that: comprises a channel, a flow supply unit, a feeding unit and a monitoring unit;
the channel sequentially comprises a reducing section (5), a jet flow section (1), a feeding section (2), a monitoring section (3), a bending section (4) and a vertical section (29) from back to front; the reducer section (5), the jet flow section (1), the feeding section (2), the monitoring section (3), the bending section (4) and the vertical section (29) are sequentially connected, an outlet of the vertical section (29) can be connected with the orifice pipe (30), and the feeding section (2) is provided with a feeding port (8);
the flow supply unit comprises a flow supply pump (7) and a flow supply pipeline; the inlet of the reducer section (5) is connected with the output pipeline (6) of the flow supply unit;
the feeding unit comprises a material storage part, a belt feeder (17) and a feeding hopper (9); the storage part stores aggregate and transfers the aggregate to the belt feeder (17), the belt feeder (17) conveys the aggregate to the feeding funnel (9), and the feeding funnel (9) is connected with the feeding port (8); a conveying mechanism is arranged in the feeding hopper (9); realizing mechanized feeding;
the monitoring unit comprises a controller (19), an electromagnetic flow meter (15), a negative pressure transmitter (16) and a camera (32); the electromagnetic flow meter (15), the negative pressure transmitter (16), the flow supply pump (7), the material storage part, the belt feeding machine (17) and the conveying mechanism are all connected with a controller (19); the system can collect flow velocity and pressure parameters of fluid in the flow supply, feeding and channel in real time, monitor aggregate and fluid conditions in the funnel, judge whether the grouting hole is blocked, and timely regulate and control the flow supply and feeding construction parameters.
2. The flowing water karst channel plugging negative pressure fluid carrying drilling feeding device of claim 1, wherein: the flow supply pump (7) adopts a stepless speed change grouting pump.
3. The flowing water karst channel plugging negative pressure fluid carrying drilling feeding device of claim 1, wherein: the conveying mechanism comprises a rotating motor (10) and a screw rod (14) connected with the rotating motor (10), the screw rod is arranged in a conical feeding hopper (9), and the bottom end of the screw rod is positioned at a feeding port (8); the upper opening of the conical funnel is provided with a horizontal bar-shaped support (11), and a rotating motor (10) is fixed on the bar-shaped support (11) through a vertical rod (12).
4. The flowing water karst channel plugging negative pressure fluid carrying drilling feeding device of claim 1, wherein: the storage part comprises a storage bin (18) and a discharging electric valve (33), wherein the discharging electric valve (33) is positioned at an opening at the lower end of the storage bin (18) and is connected with a controller (19) to control whether discharging is carried out.
5. The flowing water karst channel plugging negative pressure fluid carrying drilling feeding device of claim 1, wherein: the jet flow wedge body (31) is embedded in the pipe wall of the jet flow section (1), so that the jet flow hole is gradually reduced along the flow direction of fluid, and a jet flow port is formed at the joint of the jet flow section (1) and the feeding section (2).
6. The flowing water karst channel plugging negative pressure fluid carrying drilling feeding device of claim 5, wherein: the jet wedge (31) is in a triangular shape formed by longitudinally cutting a cylindrical surface on a plane.
7. The flowing water karst channel plugging negative pressure fluid carrying drilling feeding device of claim 1, wherein: the vertical channel section (29) can be connected with pipelines with variable diameter structures so as to be suitable for feeding grouting holes with different apertures.
8. The flowing water karst channel plugging negative pressure fluid carrying drilling feeding device of claim 1, wherein: the channel comprises a strip-shaped monitoring window or a horizontal section made of thick-layer transparent toughened glass; the monitoring unit comprises a camera (32), and the camera (32) is connected with the controller (19).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920318714.5U CN209907397U (en) | 2019-03-12 | 2019-03-12 | Moving water karst channel plugging negative pressure fluid carrying drilling hole feeding device |
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| CN201920318714.5U CN209907397U (en) | 2019-03-12 | 2019-03-12 | Moving water karst channel plugging negative pressure fluid carrying drilling hole feeding device |
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| CN209907397U true CN209907397U (en) | 2020-01-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115854266A (en) * | 2023-02-21 | 2023-03-28 | 济南宁通自动化技术有限公司 | Alarm device for anti-overflow controller |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115854266A (en) * | 2023-02-21 | 2023-03-28 | 济南宁通自动化技术有限公司 | Alarm device for anti-overflow controller |
| CN115854266B (en) * | 2023-02-21 | 2023-05-02 | 济南宁通自动化技术有限公司 | Alarm device for anti-overflow flow controller |
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