CN219344744U

CN219344744U - Automatic water level sensing device and mining intrinsic safety type gas extraction pipe automatic water draining device

Info

Publication number: CN219344744U
Application number: CN202320563307.7U
Authority: CN
Inventors: 王永刚
Original assignee: Chongqing Jinhe Industrial Co ltd
Current assignee: Chongqing Jinhe Industrial Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-07-14
Anticipated expiration: 2033-03-21

Abstract

The utility model relates to the technical field of mining gas extraction water, in particular to an automatic water level sensing device which is applied to an automatic water drain device of a mining gas extraction pipe. The utility model also discloses an automatic water draining device of the mining intrinsic safety type gas extraction pipe. By adopting the scheme, the use reliability of the automatic water level sensing device can be improved.

Description

Automatic water level sensing device and mining intrinsic safety type gas extraction pipe automatic water draining device

Technical Field

The utility model relates to the technical field of mining gas extraction water, in particular to a water level automatic sensing device and a mining intrinsic safety type gas extraction pipe automatic drainage device.

Background

In mine gas extraction operation, water, dust, slag and the like can flow into an extraction pipeline together except for gas in a drill hole, and in order to ensure that the gas extraction operation is normally carried out, a slag discharging and water draining device is generally arranged in the gas extraction pipeline so as to drain accumulated water and coal dust in the pipeline. Therefore, the gas extraction pipe drainer is an indispensable drainer in a gas extraction system, and is suitable for automatic drainage of main pipes, main pipes and branch pipes of the gas extraction and utilization system.

The automatic water level sensing device is an important component of the water draining device, and the existing automatic water level sensing device has the following defects: the general principle of the device is that the device depends on the mutual interaction of buoyancy of water, a floater, accessory weight and magnetic force of a magnet to automatically sense the water level, and in the long-term use process, the surface of the magnet is easy to accumulate and attach sundry slag to influence the magnetic force, so that the device is poor in reliability, the sensing device is fixed and is close to a water tank water outlet, the distance between the sensing device and the water tank water outlet is not adjustable, the sundry slag accumulated at the water tank water outlet is the largest, and therefore under the condition that the sundry slag accumulated at the water tank water outlet is large, if the distance between the sensing device and the water tank water outlet cannot be adjusted, more sundry slag can be accumulated easily, and the use reliability of the sensing device is also affected.

Disclosure of Invention

One of the purposes of the present utility model is to provide an automatic water level sensing device to improve the reliability of use.

The utility model provides a water level automatic induction system, is applied to mining gas drainage pipe automatic water drain, includes response subassembly and installation component, response subassembly install in on the installation component, and the distance of response subassembly distance ponding case drain hole is adjustable, response subassembly is including being located the inside vertical guide arm that sets up of ponding case slide on the guide arm and be provided with the floater lower inductor and the last inductor that can respond to the floater position are equipped with respectively on guide arm lower part and the upper portion.

The utility model has the beneficial effects that: 1. according to the water level automatic induction device, the induction component is arranged on the installation component, and the distance between the induction component and the water tank water outlet is adjustable, so that after the automatic induction device is used for a long time, the installation position of the induction component can be adjusted under the condition that the impurity slag accumulated at the water tank water outlet is more, the distance between the induction component and the water tank water outlet is increased, the impurity slag accumulated by the induction component due to the external environment is reduced, and the use reliability of the induction component is improved; 2. this scheme response subassembly adopts and sets up on the guide arm and can follow the gliding floater of guide arm to be equipped with respectively in guide arm lower part and upper portion and can respond to the lower inductor and last inductor of floater position, when the water level is in the minimum position, the floater is in the minimum position, through the position of lower inductor response floater, thereby discern the minimum position of water level, when the water level risees, the floater uses the guide arm as the direction, along with the water level rises, until rising to the highest position, the position of inductor response floater through last inductor, thereby discern the highest position of water level, compare in the technique that adopts float and magnet magnetic force to realize responding to the water level, the condition that influences magnetic force because of the attached miscellaneous sediment of magnet surface area can not exist in this scheme, the reliability of this scheme is higher.

The preferred embodiment of the utility model is as follows: the installation assembly comprises an installation plate positioned on the water accumulation tank cover plate, the installation plate is detachably connected with the water accumulation tank cover plate through bolts, and the upper end of the guide rod is fixed on one side of the installation plate.

The beneficial effects are that: because the mounting panel with the ponding case lid board passes through the bolt and can dismantle the connection, the upper end of guide arm is fixed in mounting panel one side, consequently, if want to adjust the distance between response subassembly and the ponding case water outlet, then only need pull down the mounting panel, after rotating the mounting panel, make the guide arm keep away from or be close to ponding case water outlet position, the rethread bolt fastening mounting panel can.

The preferred embodiment of the utility model is as follows: the mounting plate is provided with a through hole, the upper end of the guide rod penetrates through the through hole, a lock nut is arranged above the through hole at the upper end of the guide rod, and the lock nut is in threaded connection with the upper end of the guide rod to be fixed.

The beneficial effects are that: as a connecting mode of the guide rod and the mounting plate, the fixing of the guide rod and the mounting plate is realized by arranging the locking nut above the through hole at the upper end of the guide rod, and the connection between the guide rod and the mounting plate is stable.

The preferred embodiment of the utility model is as follows: the mounting plate is provided with an internal threaded hole, the upper end of the guide rod is provided with external threads, and the upper end of the guide rod is in threaded connection with the mounting plate.

The beneficial effects are that: as another connection mode of the guide rod and the mounting plate, the upper end of the guide rod is connected with the mounting plate through threads, the connection structure is simple, and the guide rod is convenient to detach when replacement or maintenance is needed.

The preferred embodiment of the utility model is as follows: the mounting plate is a transparent window plate.

The beneficial effects are that: the mounting plate is arranged to be a transparent window plate, so that running conditions such as accumulated water, miscellaneous slag and induction components in the water accumulation tank can be conveniently observed through the transparent window plate, and timely maintenance is realized.

The second object of the utility model is to provide an automatic water draining device of a mining intrinsic safety type gas extraction pipe, which comprises the water level automatic sensing device, and the use reliability of the sensing device in the water draining device can be improved by adopting the water level automatic sensing device.

The preferred embodiment of the utility model is as follows: the water tank is characterized by further comprising a water tank, wherein a water tank cover plate is arranged at the upper part of the water tank, a connecting water pipe is arranged at the upper part of the water tank, and an intrinsic safety type electric valve is arranged on the connecting water pipe.

The beneficial effects are that: by adopting the intrinsic safety type electric valve, when meeting the explosion-proof requirement, compared with the mining explosion-proof electric valve in the prior art, the explosion-proof electric valve has the advantages that the installation occupied space can be greatly reduced because the explosion-proof cavity with a larger volume is not required to be installed, the installation can be realized even at a position with smaller space, and the application range is wide and the limitation is avoided.

The preferred embodiment of the utility model is as follows: the bottom of one side of the water accumulation tank is provided with a water outlet, a water drain valve is arranged at the water outlet, and the bottom plate of the water accumulation tank is obliquely arranged from one side far away from the water drain valve to one side close to the water drain valve.

The beneficial effects are that: the bottom plate of the water accumulation tank is obliquely arranged from one side far away from the water drain valve to one side close to the water drain valve, so that water is discharged from the water drain valve at the water drain port when the water level in the water accumulation tank is low, and the design of the obliquely arranged bottom plate of the water accumulation tank is matched with the automatic water level sensing device, so that the lowest water level can be sensed even if the water in the water accumulation tank is very small, and the water in the water accumulation tank can be discharged more thoroughly each time.

The preferred embodiment of the utility model is as follows: the front side of the water accumulation tank is also provided with a slag discharging box, the top of the slag discharging box is provided with a slag discharging box cover plate, a water inlet pipe is connected to the slag discharging box cover plate, one side upper part of the slag discharging box is connected with a connecting water pipe, a filter screen is arranged at the communicating part of the connecting water pipe and the slag discharging box, a vertical baffle is arranged in the slag discharging box, the bottom of the slag discharging box is provided with a slag discharging hole, the slag discharging hole is positioned on one side of the baffle, the connecting part of the connecting water pipe and the slag discharging box is positioned on the other side of the baffle, and an inclined plane inclined towards the slag discharging hole is arranged at the bottom of the slag discharging box.

The beneficial effects are that: through setting up the baffle in the sediment case, once deposit the miscellaneous sediment in the gas extraction pipe, through the filter screen that the intercommunication department that connects water pipe and sediment case set up, can avoid not being completely by the miscellaneous sediment enter into in the connecting water pipe to influence the work of motorised valve, sediment bottom the case portion is equipped with the inclined plane of orientation sediment mouth slope, is convenient for pile up miscellaneous sediment at the sediment mouth, conveniently clears away miscellaneous sediment. The cover plate of the slag discharging box is provided with a transparent observation window or made of transparent materials so as to observe the accumulation condition of the impurity slag in the slag discharging box and remove the impurity slag in the slag discharging box in time.

Drawings

FIG. 1 is a front view of an embodiment of an automatic drainer for a mining gas extraction pipe employing an automatic water level sensing apparatus according to the utility model;

fig. 2 is a top view of fig. 1.

Detailed Description

The following description of the preferred embodiments of the present utility model is provided in connection with the accompanying drawings, and it should be understood that the preferred embodiments described below are for illustration only and are not intended to limit the scope of the present utility model.

The terms first, second and the like in the description, in the claims, and in the embodiments, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The utility model is further described in detail below with reference to the preferred embodiments:

reference numerals in the drawings of the specification include: slag discharge port 1, handle 2, slag discharge box 3, baffle 4, slag discharge box cover plate 5, water inlet pipe 6, filter screen 7, upper transparent window plate 8, water tank cover plate 9, upper cover plate 10, water tank 11, mounting plate 12, guide rod 13, floating ball 14, one-way water discharge valve 15, intrinsic safety power supply 16, control assembly 17, first connecting water pipe 18, intrinsic safety type electric valve 19, second connecting water pipe 20 and lock nut 21.

As shown in fig. 1 and 2: the embodiment discloses automatic water level sensing device is applied to automatic drainer of mining gas extraction pipe, including sensing component and installation component, sensing component install in on the installation component, and sensing component is adjustable apart from the distance of water tank 11 water outlet.

The installation component is including being located the mounting panel 12 on the ponding case apron 9, mounting panel 12 adopts transparent window board, in other embodiments, the mounting panel also can not adopt transparent window board, adopts ordinary panel can, mounting panel 12 with ponding case apron 9 passes through the bolt and can dismantle the connection, in this embodiment, mounting panel 12 can design into the circular plate, also can design into the square plate, no matter design into circular plate or square plate, all need a plurality of equidistant screw holes along circumference equipartition on ponding case apron 9 upper portion, set up a plurality of through-holes on mounting panel 12 correspond, when dismantling when needs, swivelling joint can at the bolt on corresponding screw hole, after dismantling, rotate mounting panel 12, make the through-hole on mounting panel 12 correspond with the screw hole on ponding case apron 9 again after, screw bolt tightening can.

The induction component comprises a guide rod 13 vertically arranged in the water accumulation tank 11, the upper end of the guide rod 13 is fixed on one side of the mounting plate 12, in this embodiment, the fixing mode of the guide rod 13 and the mounting plate 12 is as follows: the mounting plate 12 is provided with a through hole, the upper end of the guide rod 13 is provided with external threads, and the upper end of the guide rod 13 passes through the through hole of the mounting plate 12 and is fixedly connected through a locking nut 21. In other embodiments, the guide rod 13 and the mounting plate 12 may be fixed by other methods, for example, an internal threaded hole is formed on the mounting plate 12, an external thread is formed on the upper end of the guide rod 13, and the upper end of the guide rod 13 is in threaded connection with the mounting plate 12.

In this embodiment, the guide rod 13 is slidably provided with a floating ball 14, and a lower sensor and an upper sensor (not shown) capable of sensing the position of the floating ball 14 are respectively provided at the lower portion and the upper portion of the guide rod 13.

The embodiment also discloses an automatic water draining device of the mining intrinsic safety type gas extraction pipe, which comprises the automatic water level sensing device.

The mining An Xingwa drainage pipe automatic water draining device further comprises a water accumulation tank 11, a water accumulation tank cover plate 9 is arranged on the upper portion of the water accumulation tank 11, a mounting plate 12 is connected to the water accumulation tank cover plate 9, a connecting water pipe is arranged on the upper portion of the water accumulation tank 11, an intrinsic safety type electric valve 19 is arranged on the connecting water pipe, the connecting water pipe specifically comprises a first connecting water pipe 18 and a second connecting water pipe 20, and the intrinsic safety type electric valve 19 is arranged at the joint of the first connecting water pipe 16 and the second connecting water pipe 18. The bottom of one side of the water accumulation tank 11 is provided with a water drain port, a water drain valve 15 is arranged at the water drain port, the water drain valve 15 is a one-way water drain valve, and the bottom plate of the water accumulation tank 11 is obliquely arranged from one side far away from the water drain valve 15 to one side close to the water drain valve 15. In this embodiment, still be equipped with sealable upper cover plate 10 above ponding case lid board 9, be equipped with upper transparent window board 8 on upper cover plate 10, upper transparent window board 8 is used for observing battery electric quantity and volume of draining, and first connecting water pipe 18, this ampere of motorised valves 19, this ampere of power 16, control assembly 17 and second connecting water pipe 20 all are located the space between upper cover plate 10 and ponding case lid board 9 be equipped with the counter in the control assembly for the number of times that the ponding case was drained is used for the record, the mining this embodiment's this safe type gas drainage automatic drainage ware still includes the display screen, the display screen is used for showing ponding case number of times and the accumulated volume of draining, control assembly and backstage management system communication connection for with ponding case number of times, accumulated volume of draining, water level information etc. that automatic induction device responded to give backstage management system.

In this embodiment, the front side of the water accumulation tank 11 is also provided with a slag discharge tank 3, the top of the slag discharge tank 3 is provided with a slag discharge tank cover plate 5, the side surface of the slag discharge tank 3 and the opposite side surface of the water accumulation tank 11 are both provided with handles 2, the slag discharge tank cover plate 5 is connected with a water inlet pipe 6, one side upper part of the slag discharge tank 3 is connected with a first connecting water pipe 18, a filter screen 7 is arranged at the connection part of the first connecting water pipe 18 and the slag discharge tank 3, a vertical baffle plate 4 is installed in the slag discharge tank 3, the bottom of the slag discharge tank 3 is provided with a slag discharge port 1, the slag discharge port 1 is positioned on one side of the baffle plate 4, the connection part of the connecting water pipe and the slag discharge tank 3 is positioned on the other side of the baffle plate 4, and the bottom of the slag discharge tank 3 is provided with an inclined surface inclined towards the slag discharge port 1.

This scheme water level automatic induction device through installing the response subassembly on installation component, the distance adjustable setting of response subassembly distance ponding tank 11 water outlet, therefore after long-term use, under the more circumstances of miscellaneous sediment of ponding tank 11 water outlet accumulation, the mounted position of adjustable response subassembly, make its and the distance increase of ponding tank 11 water outlet, thereby reduce the response subassembly because of the outer environment and the miscellaneous sediment of attaching, improve the reliability of its use, and compare in the technique that adopts float and magnet magnetic force to realize the response water level, can not exist and attach miscellaneous sediment and influence the condition of magnetic force because of magnet surface area, the reliability of this scheme is higher.

The preferred embodiments of the present application have been described in detail with reference to the accompanying drawings, in which typical known structures and common general knowledge are not described in any way, and those skilled in the art can complete and practice the technical solution of the present application with their own capabilities in light of the present disclosure, and some typical known structures, known methods or common general knowledge should not be taken as an obstacle for a person of ordinary skill in the art to practice the present application.

The scope of protection of the present application shall be subject to the content of the claims, the content of the utility model, the detailed description and the drawings of the specification are used for explaining the claims.

Several modifications can be made to the embodiments of the present application within the technical concept of the present application, and the modified embodiments should also be considered as being within the scope of the present application.

Claims

1. The utility model provides a water level automatic induction device, is applied to mining gas drainage pipe automatic water draining device, its characterized in that: the water tank water outlet device comprises an induction component and a mounting component, wherein the induction component is mounted on the mounting component, the distance between the induction component and the water tank water outlet is adjustable, the induction component comprises a guide rod which is positioned inside the water tank and is vertically arranged, a floating ball is slidably arranged on the guide rod, and a lower inductor and an upper inductor which can sense the position of the floating ball are respectively arranged on the lower portion and the upper portion of the guide rod.

2. The automatic water level sensing apparatus of claim 1, wherein: the installation assembly comprises an installation plate positioned on the water accumulation tank cover plate, the installation plate is detachably connected with the water accumulation tank cover plate through bolts, and the upper end of the guide rod is fixed on one side of the installation plate.

3. The automatic water level sensing apparatus of claim 2, wherein: the mounting plate is provided with a through hole, the upper end of the guide rod penetrates through the through hole, a lock nut is arranged above the through hole at the upper end of the guide rod, and the lock nut is in threaded connection with the upper end of the guide rod to be fixed.

4. The automatic water level sensing apparatus of claim 2, wherein: the mounting plate is provided with an internal threaded hole, the upper end of the guide rod is provided with external threads, and the upper end of the guide rod is in threaded connection with the mounting plate.

5. The automatic water level sensing apparatus according to claim 3 or 4, wherein: the mounting plate is a transparent window plate.

6. An automatic drainer of mining ann's type gas drainage pipe, its characterized in that: comprising an automatic water level sensing apparatus according to any one of claims 1 to 5.

7. The mining intrinsic safety type gas extraction pipe automatic water draining device according to claim 6, wherein: the water tank is characterized by further comprising a water tank, wherein a water tank cover plate is arranged at the upper part of the water tank, a connecting water pipe is arranged at the upper part of the water tank, and an intrinsic safety type electric valve is arranged on the connecting water pipe.

8. The mining intrinsically-safe gas-extraction-pipe automatic drainer of claim 7, wherein: the bottom of one side of the water accumulation tank is provided with a water outlet, a water drain valve is arranged at the water outlet, and the bottom plate of the water accumulation tank is obliquely arranged from one side far away from the water drain valve to one side close to the water drain valve.

9. The mining intrinsically-safe gas-extraction-pipe automatic drainer of claim 7, wherein: the front side of the water accumulation tank is also provided with a slag discharging box, the top of the slag discharging box is provided with a slag discharging box cover plate, a water inlet pipe is connected to the slag discharging box cover plate, one side upper part of the slag discharging box is connected with a connecting water pipe, a filter screen is arranged at the communicating part of the connecting water pipe and the slag discharging box, a vertical baffle is arranged in the slag discharging box, the bottom of the slag discharging box is provided with a slag discharging hole, the slag discharging hole is positioned on one side of the baffle, the connecting part of the connecting water pipe and the slag discharging box is positioned on the other side of the baffle, and an inclined plane inclined towards the slag discharging hole is arranged at the bottom of the slag discharging box.