CN220858663U - Mining double-loop water level controller - Google Patents

Abstract

The utility model discloses a mining double-loop water level controller, which belongs to the technical field of water level controllers and comprises: the cabin body is internally and fixedly provided with a controller main machine and a controller auxiliary machine, the controller main machine is electrically connected with the controller auxiliary machine, an opening is arranged in front of the cabin body, a connecting flange is fixedly connected on the outer side of the opening in a protruding mode, and a plurality of threaded columns are fixedly connected on the front side of the connecting flange; the screw thread post overcoat is equipped with sealed pad, and sealed pad external butt has the hatch door, and the through-hole has been seted up to hatch door edge correspondence screw thread post, and the screw thread post passes sealed pad and through-hole threaded connection in proper order has fastening nut, fastening nut and hatch door butt. The utility model can prevent the electric elements in the water level controller from being affected by dust, water vapor, harmful gas and the like in the external mine, avoid the phenomena of equipment short circuit, element erosion and the like, avoid the damage and failure of the electric elements, have a certain explosion-proof function for the flammable and explosive environment in the well, and ensure the accuracy, the safety and the reliability of the controller.

Description

Mining double-loop water level controller

Technical Field

The utility model belongs to the technical field of water level controllers, and particularly relates to a mining double-loop water level controller.

Background

The modern society is a society of high-speed development, the high-speed development is not separated from the resources, the resources are developed, in order to realize the automatic starting of a water pump with water in the underground with explosive dangerous gas and mine dust, the water pump is automatically stopped when no water is used for reducing the labor intensity and the failure rate of the water pump, the service life of the water pump is prolonged, a water level controller is developed, in order to maintain the long-term use and the drainage efficiency of the water level controller, the double-loop water level controller is commonly used in the industry, two loops can be used for one, and can also be operated simultaneously, but the water level controller of the mining flameproof and intrinsic safety type double-loop water pump basically meets the demands of people in the society at present.

Because the mine environment generally has complex conditions such as high temperature, high humidity, harmful gas, inflammability and explosiveness, the water level controller must have high safety performance, can adapt to severe environment and guarantee reliable operation. However, the existing mining double-loop water level controller has poor effects in aspects of water resistance, dust resistance, explosion resistance and the like, and Chinese patent publication No. CN219392526U discloses a mining flameproof and intrinsically safe water level controller which comprises a cabin body, wherein a lock tongue is fixedly arranged at an opening of the cabin body; the cabin door is arranged at the opening of the cabin body, a clamping block matched with the lock tongue is fixedly arranged at the inner side of the cabin door, and the cabin door is firmly fixed on the cabin body through the matching of the clamping block and the lock tongue. However, because the high-temperature environment deforms or is limited by the existing processing technology, gaps are inevitably generated between the cabin door and the cabin body, water is easy to permeate or dust is easy to enter in an environment with damp and high dust content under the mine, and the entering of water or dust is easy to cause the precision reduction, even the damage or the failure of electronic elements of the internal water level controller; the cabin door is provided with an observation window which is an explosion-proof weak part and is easy to crack when explosion occurs.

For this purpose, a mining double-loop water level controller is proposed.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a mining double-loop water level controller.

In order to achieve the above object, the present utility model provides a mining dual-loop water level controller, comprising: the cabin body is internally and fixedly provided with a controller main machine and a controller auxiliary machine, the controller main machine is electrically connected with the controller auxiliary machine, an opening is arranged in front of the cabin body, a connecting flange is fixedly connected to the outer side of the opening in a protruding mode, and a plurality of threaded columns are fixedly connected to the front side of the connecting flange; the screw thread post overcoat is equipped with sealed pad, sealed pad external butt has the hatch door, the hatch door edge corresponds the screw thread post has seted up the through-hole, the screw thread post passes in proper order sealed pad with through-hole threaded connection has fastening nut, fastening nut with hatch door butt.

Preferably, the controller main machine and the controller auxiliary machine are fixedly connected with a display, and the display is electrically connected with the controller main machine and the controller auxiliary machine; and the cabin door is provided with an observation window corresponding to the display, and the observation window is circular.

Preferably, the observation window comprises an outer frame; the outer frame main part is the cylinder, the cylinder link up the hatch door, the butt platform is extended to cylinder outside one end, the platform outside with the hatch door rigid coupling, inboard butt circular glass, glass is kept away from one side butt sealing washer of outer frame, the sealing washer is kept away from one side butt inner frame of glass, the inner frame is kept away from one side of sealing washer extends connecting platform, connecting platform with cylinder tip butt, circumference is provided with a plurality of connecting bolts on the connecting platform, connecting bolt threaded connection connecting platform with the cylinder.

Preferably, the inner side of the cabin door is provided with a guide edge along the inner cavity of the cabin body.

Preferably, the cabin body is internally and fixedly connected with a first grounding screw, the cabin body is externally and fixedly connected with a second grounding screw, the first grounding screw is electrically connected with the grounding ends of the controller main machine and the controller auxiliary machine, and the second grounding screw is grounded through a wire.

Preferably, an air measuring device is fixedly connected in the cabin body, the air measuring device is electrically connected with the display, and the display is connected with an external master control device.

Preferably, the top of the cabin body is fixedly connected with a connecting cavity, the connecting cavity is fixedly connected with a compression nut and a bell mouth, and the compression nut and the bell mouth are both sealed interfaces.

Preferably, the top of the connecting cavity is fixedly connected with a pull ring, and the bottom of the cabin body is fixedly connected with a bracket.

Compared with the prior art, the utility model has the following advantages and technical effects:

When the cabin door is installed, the sealing gasket is sleeved on the threaded column, then the through hole of the cabin door is correspondingly sleeved on the threaded column, the fastening nut is in threaded connection with the threaded column, and the cabin door, the sealing gasket and the connecting flange are tightly pressed through the fastening nut; the sealing gasket is preferably made of rubber pads and other materials with certain elasticity, can deform under the extrusion action of the fastening nuts, fills gaps between the connecting flange and the cabin door, and enables the connection and the sealing between the cabin door and the cabin body to be perfect; the controller main machine, the controller auxiliary machine and other electrical elements are arranged in the cabin body, after the cabin door is tightly sealed, the electrical elements such as the controller main machine and the controller auxiliary machine can be prevented from being invaded by dust, water vapor, harmful gas and the like under external mine, the phenomena of equipment short circuit, element erosion and the like are avoided, the damage and faults of electrical elements are avoided, meanwhile, the controller has a certain explosion-proof function to the underground inflammable and explosive environment, and the accuracy, the safety and the reliability of the controller are ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

FIG. 1 is a schematic diagram of a mining dual-loop water level controller according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a mining dual-loop water level controller according to the present utility model;

FIG. 3 is a schematic view of the structure of the cabin door of the present utility model;

FIG. 4 is a cross-sectional view of a door of the present utility model;

In the figure: 1. a cabin body; 2. a controller host; 3. a controller auxiliary machine; 4. an opening; 5. a connecting flange; 6. a threaded column; 7. a sealing gasket; 8. a cabin door; 9. a through hole; 10. a fastening nut; 11. a display; 12. an observation window; 1201. an outer frame; 12011. a cylinder; 12012. abutting against the platform; 1202. glass; 1203. a seal ring; 1204. an inner frame; 12041. a connecting platform; 1205. a connecting bolt; 13. a guide edge; 14. a first ground screw; 15. a second grounding screw; 16. a wire; 17. an air measurement device; 18. a wire connecting cavity; 19. a compression nut; 20. a horn mouth; 21. a pull ring; 22. and a bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-4, the present embodiment provides a mining dual-loop water level controller, comprising: the cabin body 1, the cabin body 1 is internally and fixedly provided with a controller main machine 2 and a controller auxiliary machine 3, the controller main machine 2 is electrically connected with the controller auxiliary machine 3, the front of the cabin body 1 is provided with an opening 4, the outer side of the opening 4 is fixedly connected with a connecting flange 5 in a protruding way, and the front side of the connecting flange 5 is fixedly connected with a plurality of threaded columns 6; the screw thread post 6 overcoat is equipped with sealed pad 7, and sealed pad 7 external butt has hatch door 8, and hatch door 8 edge corresponds screw thread post 6 and has seted up through-hole 9, and screw thread post 6 passes sealed pad 7 and through-hole 9 threaded connection in proper order has fastening nut 10, fastening nut 10 and hatch door 8 butt.

When the cabin door 8 is installed, the sealing gasket 7 is sleeved on the threaded column 6, then the through hole 9 of the cabin door 8 is correspondingly sleeved on the threaded column 6, the fastening nut 10 is in threaded connection with the threaded column 6, and the cabin door 8, the sealing gasket 7 and the connecting flange 5 are tightly pressed through the fastening nut 10; the sealing gasket 7 is preferably made of rubber pads and other materials with certain elasticity, can deform under the extrusion action of the fastening nut 10, fills gaps between the connecting flange 5 and the cabin door 8, and ensures that the connection and the sealing between the cabin door 8 and the cabin body 1 are perfect; the controller host 2, the controller auxiliary machine 3 and other electrical elements are arranged in the cabin body 1, after the cabin door 8 is tightly sealed, the electrical elements such as the controller host 2, the controller auxiliary machine 3 and the like can be prevented from being invaded by dust, water vapor, harmful gas and the like under external mine, the phenomena of equipment short circuit, element erosion and the like are avoided, the damage and faults of the electrical elements are avoided, and meanwhile, the controller has a certain explosion-proof function on underground inflammable and explosive environments, and the accuracy, the safety and the reliability of the controller are ensured.

In a further optimization scheme, a display 11 is fixedly connected to the controller main machine 2 and the controller auxiliary machine 3, and the display 11 is electrically connected with the controller main machine 2 and the controller auxiliary machine 3; the cabin door 8 is provided with a viewing window 12 corresponding to the display 11, and the viewing window 12 is circular.

The display 11 is used for displaying water level data, start-stop conditions of the controller main unit 2 and the controller auxiliary unit 3, and other necessary data, and in order to facilitate observation of the display 11 and the working conditions of the electrical components in the cabin 1, an observation window 12 is often required to be arranged, and the observation window 12 is circular. Due to the fact that the observation window 12 is designed to be round in view of explosion prevention, the pressure of external air pressure to the observation window 12 can be evenly dispersed through the design of the round observation window 12, the possibility of stress concentration of the observation window 12 is reduced, and therefore the structural strength of the observation window 12 is improved, and the integrity and durability of the observation window 12 are guaranteed. The electric elements in the cabin body 1 can be protected when explosion happens underground, and the explosion can be controlled in a small range in the cabin body 1 when the electric elements in the cabin body explode, so that inflammable and explosive substances in the mine are prevented from being ignited after the cabin body 1 is broken through, and further serious safety accidents are caused.

Further optimizing, the viewing window 12 includes an outer frame 1201; the outer frame 1201 is mainly a cylinder 12011, the cylinder 12011 runs through the cabin door 8, one end outside the cylinder 12011 extends to be in contact with a platform 12012, the outer side of the platform is fixedly connected with the cabin door 8, the inner side of the platform is in contact with round glass 1202, one side of the glass 1202, which is far away from the outer frame 1201, is in contact with an inner frame 1204, one side of the inner frame 1204, which is far away from the sealing ring 1203, extends to be in contact with a connecting platform 12041, the connecting platform 12041 is in contact with the end of the cylinder 12011, a plurality of connecting bolts 1205 are circumferentially arranged on the connecting platform 12041, and the connecting bolts 1205 are in threaded connection with the connecting platform 12041 and the cylinder 12011.

The outer frame 1201 is fixedly connected to the outside of the cabin door 8, the inner side of the outer frame 1201 is abutted against the glass 1202, the glass 1202 is preferably toughened glass 1202 with high strength, the other end of the glass 1202 is abutted against the sealing gasket 7, the other side of the sealing gasket 7 is abutted against the outer frame 1201, the outer frame 1201 and the inner frame 1204 are connected through the connecting bolts 1205, the connecting bolts 1205 extrude the inner frame 1204 to approach the outer frame 1201, then extrude the sealing gasket 7 and the glass 1202, the glass 1202 is fixed, and the sealing gasket 7 is pressed and deformed to fill up a gap between the glass 1202 and the cabin body 1 so as to seal.

Further, the outer frame 1201 and the door 8 may be integrally formed, resulting in better structural strength.

In a further preferred embodiment, the inner side of the door 8 is provided with a guide edge 13 protruding along the inner cavity of the cabin 1.

When the cabin door 8 is installed, the guiding edge 13 slides corresponding to the inner edge of the cabin body 1, so that the threaded column 6 and the through hole 9 can be favorably corresponding, and meanwhile, the tangential pressure of the threaded column 6 can be shared, and the fatigue fracture of the threaded column 6 is avoided.

In a further optimization scheme, a first grounding screw 14 is fixedly connected in the cabin body 1, a second grounding screw 15 is fixedly connected outside the cabin body 1, the first grounding screw 14 is electrically connected with the grounding ends of the controller main machine 2 and the controller auxiliary machine 3, and the second grounding screw 15 is grounded through a lead 16.

The existence of the grounding screw is used for protecting the electric components in the cabin body 1 from static electricity so as to prevent the explosion of combustible gas caused by static electricity sparks.

In a further optimized scheme, an air measuring device 17 is fixedly connected inside the cabin body 1, the air measuring device 17 is electrically connected with a display 11, and the display 11 is connected with an external general control device.

The air measuring device 17 can monitor the concentration, temperature, humidity and the like of harmful gas in the cabin body 1 in real time, and meanwhile, monitor data are displayed on the display 11 and transmitted to the external master control device, and when dangerous conditions such as the concentration of the harmful gas exceeds the standard or the temperature and humidity are overhigh, workers are timely notified, so that dangerous early warning is realized. The external master control device is not shown in the drawings.

In a further optimized scheme, the top of the cabin body 1 is fixedly connected with a connecting cavity 18, the connecting cavity 18 is fixedly connected with a compression nut 19 and a bell mouth 20, and the compression nut 19 and the bell mouth 20 are all sealed interfaces.

In order to ensure that the interior of the cabin body 1 is well sealed, the joints of the electric wire pipelines such as the compression nut 19, the bell mouth 20 and the like should be in a sealing connection mode, which is the prior art, and the specific structure can refer to the Chinese patent with the publication number of CN217762051U, the compression nut 19 with the sealing structure and the novel high-pressure-resistant pipeline connection structure with the publication number of CN116085567A, which are not repeated herein.

In a further optimized scheme, a pull ring 21 is fixedly connected to the top of the connecting cavity 18, and a bracket 22 is fixedly connected to the bottom of the cabin body 1.

The pull ring 21 is convenient for the transportation of the water level controller, and the bracket 22 is favorable for the placement stability of the water level controller.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims (8)

1. A mining dual-circuit water level controller, comprising: the device comprises a cabin body (1), wherein a controller main machine (2) and a controller auxiliary machine (3) are fixedly arranged in the cabin body (1), the controller main machine (2) is electrically connected with the controller auxiliary machine (3), an opening (4) is formed in front of the cabin body (1), a connecting flange (5) is fixedly connected to the outer side of the opening (4) in a protruding mode, and a plurality of threaded columns (6) are fixedly connected to the front side of the connecting flange (5); the screw thread post (6) overcoat is equipped with sealed pad (7), sealed pad (7) external butt has hatch door (8), hatch door (8) edge corresponds screw thread post (6) has seted up through-hole (9), screw thread post (6) pass in proper order sealed pad (7) with through-hole (9) threaded connection has fastening nut (10), fastening nut (10) with hatch door (8) butt.

2. The mining dual circuit water level controller of claim 1, wherein: a display (11) is fixedly connected to the controller main machine (2) and the controller auxiliary machine (3), and the display (11) is electrically connected with the controller main machine (2) and the controller auxiliary machine (3); an observation window (12) is arranged on the cabin door (8) corresponding to the display (11), and the observation window (12) is circular.

3. The mining dual circuit water level controller of claim 2, wherein: the viewing window (12) comprises an outer rim (1201); the outer frame (1201) main part is cylinder (12011), cylinder (12011) link up hatch door (8), butt platform (12012) is extended to cylinder (12011) outside one end, the platform outside with hatch door (8) rigid coupling, inboard butt circular glass (1202), glass (1202) are kept away from one side butt sealing washer (1203) of outer frame (1201), one side butt inner frame (1204) of glass (1202) are kept away from to sealing washer (1203), one side extension connection platform (12041) of inner frame (1204) is kept away from sealing washer (1203), connection platform (12041) with cylinder (12011) tip butt, circumference is provided with a plurality of connecting bolts (1205) on connection platform (12041), connecting bolt (1205) threaded connection platform (12041) with cylinder (12011).

4. The mining dual circuit water level controller of claim 1, wherein: the inner side of the cabin door (8) is provided with a guide edge (13) along the inner cavity of the cabin body (1) in a protruding mode.

5. The mining dual circuit water level controller of claim 1, wherein: the intelligent control device is characterized in that a first grounding screw (14) is fixedly connected in the cabin body (1), a second grounding screw (15) is fixedly connected outside the cabin body (1), the first grounding screw (14) is electrically connected with the grounding ends of the controller main machine (2) and the controller auxiliary machine (3), and the second grounding screw (15) is grounded through a lead (16).

6. The mining dual circuit water level controller of claim 2, wherein: the air measuring device (17) is fixedly connected inside the cabin body (1), the air measuring device (17) is electrically connected with the display (11), and the display (11) is connected with an external general control device.

7. The mining dual circuit water level controller of claim 1, wherein: the top of the cabin body (1) is fixedly connected with a connecting cavity (18), a compression nut (19) and a horn mouth (20) are fixedly connected to the connecting cavity (18), and the compression nut (19) and the horn mouth (20) are sealed.

8. The mining dual circuit water level controller of claim 7, wherein: the top of the connecting cavity (18) is fixedly connected with a pull ring (21), and the bottom of the cabin body (1) is fixedly connected with a bracket (22).