Coal mine constant pressure water supply device and system

Abstract

The present application relates to water supply equipment technical field, propose a kind of coal mine constant pressure water supply device and system, including constant pressure water tank, and main water pipe is fixedly installed in constant pressure water tank, and main water pipe inner cavity and constant pressure water tank inner cavity are interconnected, the water outlet pipe is fixedly installed in main water pipe side, and water outlet pipe inner cavity and main water pipe inner cavity are interconnected, water adding mechanism for adding water is equipped on the constant pressure water tank, one-way component for preventing water flow backflow is equipped on the water outlet pipe, the installation mechanism for equipment installation is equipped on the constant pressure water tank side, the installation mechanism includes several drive rods slidingly installed in constant pressure water tank both sides, installation screw is equipped on the left side of drive rod outside and is screw-connected with constant pressure water tank. The present application is installed by the setting of installation mechanism, so that each drive rod can rotate in same time, so as to greatly reduce the installation difficulty of equipment, reduce the installation step of equipment, and then improve the installation efficiency of device, conducive to the promotion of equipment.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of water supply equipment, in particular to a coal mine constant pressure water supply device and system. BACKGROUND

[0002] Constant pressure water supply is a water supply mode of water conservancy system. Water supply is an important part of national production and life. The traditional water supply mode occupies a large area, the water quality is easy to be polluted, the capital investment is large, and the most important disadvantage is that the water pressure cannot be kept constant, which leads to the fact that part of the equipment cannot work normally. Constant pressure water supply can keep the constant of water supply pressure, can keep the balance between water supply and water use, that is, when the water use is more, the water supply is also more, and when the water use is less, the water supply is also less, thereby improving the quality of water supply. The existing constant pressure water tank is generally fixed and installed in the installation position through bolts, but since the number of installation bolts is large, the bolts need to be rotated one by one during installation, which consumes a large amount of installation time and is not conducive to improving the installation efficiency. In view of this, the present application provides a coal mine constant pressure water supply device and system. SUMMARY

[0003] The present application aims at solving the shortcomings in the prior art and provides a coal mine constant pressure water supply device and system.

[0004] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme:

[0005] A coal mine constant pressure water supply device and system, comprising a constant pressure water tank, and a main water pipe fixedly installed in the constant pressure water tank, and the inner cavity of the main water pipe and the inner cavity of the constant pressure water tank are interconnected, a water outlet pipe is fixedly installed on one side of the main water pipe, and the inner cavity of the water outlet pipe and the inner cavity of the main water pipe are interconnected, a water adding mechanism for adding water is arranged on the constant pressure water tank, a one-way assembly for preventing backflow of water flow is arranged on the water outlet pipe, and an installation mechanism for equipment installation is arranged on one side of the constant pressure water tank.

[0006] The installation mechanism comprises a plurality of drive rods slidingly installed on both sides of the constant pressure water tank, an installation screw thread is arranged on the outer left side of the drive rod and threadedly connected with the constant pressure water tank, a cross protruding block is arranged on the right side, a drive sleeve is arranged on the outer side of the cross protruding block and rotationally connected with the constant pressure water tank, a synchronous belt is wound on the outer side of the drive sleeve, an installation sleeve is fixedly installed on the side opposite to the drive rod of the constant pressure water tank, the installation sleeve is provided with a clamping assembly, and the clamping assembly is in transmission connection with the drive rod.

[0007] Preferably, the clamping assembly comprises a clamping slide rod rotatably mounted at one end of the drive rod, a plurality of clamping racks are fixedly mounted on the outer ring array of the clamping slide rod, a clamping rod one is rotatably mounted in the mounting sleeve, a clamping gear is fixedly mounted at one end of the clamping rod one and rotatably connected with the mounting sleeve, the clamping gear is meshed with the clamping rack, and a clamping rod two is hingedly connected at the other end of the clamping rod one, one end of the clamping rod two is rotatably mounted with a sliding block in sliding connection with the mounting sleeve.

[0008] Preferably, the water adding mechanism comprises a water adding slide rod slidingly mounted on the constant pressure water tank, the lower end of the water adding slide rod slidingly penetrates the constant pressure water tank and is provided with a float in contact with the water surface, a pressure sensor is fixedly mounted on the constant pressure water tank and in mutual resistance with the water adding slide rod, a buzzer is arranged on one side of the constant pressure water tank and electrically connected with the pressure sensor, and a switch assembly is arranged at the upper portion of the constant pressure water tank and in driving connection with the water adding slide rod.

[0009] Preferably, the switch assembly comprises a closing plate rotatably mounted in the constant pressure water tank, a closing gear is coaxially fixed to the lower portion of the closing plate, a closing gear ring is meshed and sleeved on the outer portion of the closing gear, and the closing gear ring is rotatably connected with the constant pressure water tank.

[0010] Preferably, a guide groove is formed in the outer portion of the closing gear ring, and a guide rod fixedly connected with the water adding slide rod is slidingly mounted in the guide groove.

[0011] Preferably, the one-way assembly comprises a tapered cavity formed in the water outlet pipe, the size of the tapered cavity decreases in order from top to bottom, a baffle is slidingly mounted in the tapered cavity, a one-way slide rod is fixedly mounted on the upper portion of the baffle, a guide sleeve is elastically sleeved on the outer portion of the one-way slide rod, and the guide sleeve is fixedly connected with the water outlet pipe.

[0012] A system according to the operation of the coal mine constant pressure water supply device, comprising the following steps:

[0013] S1, the staff first opens a plurality of installation holes corresponding to the mounting sleeve in the installation area, during installation, the mounting sleeve is inserted into the installation hole, then the drive rod is rotated to rotate the drive sleeve on the constant pressure water tank, which in turn drives the synchronous belt to operate, thereby achieving the effect of driving all drive rods to move together, then triggering the clamping assembly to operate and clamp together with the installation hole, completing the installation of the equipment.

[0014] S2, the water in the constant pressure water tank is pressurized to the main water pipe and the water outlet pipe through the constant pressure device, and the miners can take clean water by opening the valve provided on the water outlet pipe.

[0015] S3, through the setting of the constant pressure device, the water pressure in the main water pipe and the water outlet pipe can be controlled in a suitable range, avoiding the water pressure drop caused by multiple people using.

[0016] S4, through the setting of the one-way assembly, the water flowing back to the main water pipe from the water outlet pipe can be blocked, avoiding impurities entering the main water pipe and polluting the water quality.

[0017] Compared with the prior art, the beneficial effects of the present application are:

[0018] 1, through the setting of the installation mechanism, each driving rod can rotate at the same time, thereby greatly reducing the installation difficulty of the equipment, reducing the installation steps of the equipment, and further improving the installation efficiency of the device, which is conducive to the promotion of the equipment.

[0019] 2, through the setting of the float, the water adding slide rod can move with the movement of the water surface, and through cooperation with the pressure sensor, the operation of the buzzer is used to remind employees to add water, thereby improving the practicality of the device and ensuring the normal demand of the miners for water.

[0020] 3, through the setting of the baffle, impurities in the water outlet pipe are effectively prevented from entering the main water pipe, polluting the main water pipe, and further polluting the constant pressure water tank, thereby ensuring the safety of the device water supply and improving the protection strength for the miners. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0022] Figure 1 is a schematic view of the three-dimensional structure of the present application;

[0023] Figure 2 is a right view of the present application;

[0024] Figure 3 is Figure 2 is a schematic view of the enlarged structure of area A in the middle;

[0025] Figure 4 is Figure 2 is a schematic view of the enlarged structure of area B in the middle;

[0026] Figure 5 is Figure 2 is a schematic view of the enlarged structure of area C in the middle;

[0027] Figure 6 is a bottom view of the present application;

[0028] Figure 7 The system state diagram of the present application.

[0029] In the figure: 1, constant pressure water tank; 2, water adding mechanism; 21, water adding slide rod; 22, float; 23, pressure sensor; 24, buzzer; 25, switch assembly; 251, closing plate; 252, closing gear; 253, closing gear ring; 254, guide groove; 255, guide rod; 3, mounting mechanism; 31, drive rod; 32, mounting thread; 33, cross protrusion; 34, drive sleeve; 35, synchronous belt; 36, mounting sleeve; 37, clamping assembly; 371, clamping slide rod; 372, clamping rack; 373, clamping rod one; 374, clamping rod two; 375, sliding block; 4, main water pipe; 5, water outlet pipe; 6, one-way assembly; 61, conical cavity; 62, baffle; 63, one-way slide rod; 64, guide sleeve. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0031] Embodiment one

[0032] A coal mine constant pressure water supply device, comprising a constant pressure water tank 1 and a main water pipe 4 fixedly installed in the constant pressure water tank 1, and the inner cavity of the main water pipe 4 and the inner cavity of the constant pressure water tank 1 are interconnected, and one side of the main water pipe 4 is fixedly installed with a water outlet pipe 5, and the inner cavity of the water outlet pipe 5 and the inner cavity of the main water pipe 4 are interconnected, characterized in that: the constant pressure water tank 1 is provided with a water adding mechanism 2 for adding water, the water outlet pipe 5 is provided with a one-way assembly 6 for preventing water flow backflow, and one side of the constant pressure water tank 1 is provided with a mounting mechanism 3 for equipment installation.

[0033] The mounting mechanism 3 comprises a plurality of drive rods 31 slidably installed on both sides of the constant pressure water tank 1, the outer left side of the drive rod 31 is provided with a mounting thread 32 threadedly connected with the constant pressure water tank 1, and the right side is provided with a cross protrusion 33, the outer side of the cross protrusion 33 is sleeved with a drive sleeve 34 rotationally connected with the constant pressure water tank 1, the outer side of the drive sleeve 34 is wound with a synchronous belt 35, the side opposite to the drive rod 31 of the constant pressure water tank 1 is fixedly installed with a mounting sleeve 36, the mounting sleeve 36 is provided with a clamping assembly 37, and the clamping assembly 37 is in transmission connection with the drive rod 31.

[0034] Further, the engaging assembly 37 comprises an engaging slide rod 371 rotatably mounted at one end of the driving rod 31, and a plurality of engaging racks 372 are fixedly mounted on the outer ring of the engaging slide rod 371.

[0035] Further, the engaging rod one 373 is rotatably mounted in the mounting sleeve 36, and an engaging gear is fixedly mounted at one end of the engaging rod one 373 and rotatably connected with the mounting sleeve 36, the engaging gear is in mesh with the engaging racks 372, and the other end of the engaging rod one 373 is hingedly connected with an engaging rod two 374, and a sliding block 375 is rotatably mounted at one end of the engaging rod two 374 and slidingly connected with the mounting sleeve 36.

[0036] Further, the water adding mechanism 2 comprises a water adding slide rod 21 slidingly mounted on the constant pressure water tank 1, the lower end of the water adding slide rod 21 slidingly penetrates the constant pressure water tank 1 and is provided with a float 22 in contact with the water surface, the constant pressure water tank 1 is fixedly provided with a pressure sensor 23 in contact with the water adding slide rod 21, one side of the constant pressure water tank 1 is provided with a buzzer 24 electrically connected with the pressure sensor 23, and the upper portion of the constant pressure water tank 1 is provided with a switch assembly 25 in driving connection with the water adding slide rod 21.

[0037] Further, the switch assembly 25 comprises a closing plate 251 rotatably mounted in the constant pressure water tank 1, a closing gear 252 is coaxially fixed at the lower portion of the closing plate 251, a closing gear ring 253 is meshed and sleeved on the outer portion of the closing gear 252, and the closing gear ring 253 is rotatably connected with the constant pressure water tank 1.

[0038] Further, a guide groove 254 is formed on the outer portion of the closing gear ring 253, and a guide rod 255 fixedly connected with the water adding slide rod 21 is slidingly mounted in the guide groove 254.

[0039] Further, the one-way assembly 6 comprises a tapered cavity 61 formed in the water outlet pipe 5, the size of the tapered cavity 61 gradually decreases from top to bottom, and a baffle 62 is slidingly mounted in the tapered cavity 61.

[0040] Further, a one-way slide rod 63 is fixedly mounted on the upper portion of the baffle 62, a guide sleeve 64 is elastically sleeved on the outer portion of the one-way slide rod 63, and the guide sleeve 64 is fixedly connected with the water outlet pipe 5.

[0041] A system for realizing the operation of the constant pressure water supply device of the coal mine, characterized by comprising the following steps:

[0042] S1, the staff first in the installation area open out several corresponding installation sleeve 36 installation hole, installation, install sleeve 36 into the installation hole, then by rotating the drive rod 31, so that the drive rod 31 on the constant pressure tank 1 rotation, rotation will drive sleeve 34 rotation, in turn drive belt 35 operation, so as to drive all drive rod 31 together with the effect of movement, then trigger the clamping assembly 37 operation, make it with the installation hole clamping together, complete the installation of the device.

[0043] S2, through the constant pressure device, the water pressure in the constant pressure tank 1 in the main water pipe 4 and water pipe 5, miners can use clean water by opening the valve provided on the water pipe 5.

[0044] S3, through the setting of the constant pressure device, the water pressure in the main water pipe 4 and water pipe 5 can be controlled in a suitable range, to avoid the use of many people and lead to water pressure drop.

[0045] S4, through the setting of one-way component 6, the water flowing back to the main water pipe 4 in the water pipe 5 can be blocked, to avoid the impurities into the main water pipe 4 pollution water quality.

[0046] Example two

[0047] Reference Figures 1-7 A coal mine constant pressure water supply device and system, comprising a constant pressure tank 1, and a main water pipe 4 fixedly installed in the constant pressure tank 1, and the inner cavity of the main water pipe 4 and the inner cavity of the constant pressure tank 1 are communicated with each other, the main water pipe 4 is fixedly installed with a water outlet pipe 5 on one side, and the inner cavity of the water outlet pipe 5 and the inner cavity of the main water pipe 4 are communicated with each other, the constant pressure tank 1 is provided with a water adding mechanism 2 for adding water, the water outlet pipe 5 is provided with a one-way component 6 for preventing backflow of water flow, and the constant pressure tank 1 is provided with an installation mechanism 3 for equipment installation, when the device is used, water can be added to the constant pressure tank 1 through the water adding mechanism 2, after the water adding is completed, the water flow will enter the water outlet pipe 5 through the main water pipe 4, and then the miners can open the valve to take the clean water at the water outlet pipe 5, the one-way component 6 provided in the water outlet pipe 5 can effectively prevent the impurities in the water outlet pipe 5 from entering the main water pipe 4 and polluting the main water pipe 4, and then polluting the constant pressure tank 1, because the underground structure is complex, the miners will inevitably contaminate the impurities when working, which makes the miners easy to guide the impurities into the water outlet pipe 5 when using water, thereby improving the protection of clean water, the water adding mechanism 2 provided in the constant pressure tank 1 can remind the staff to add water in real time, and ensure the normal supply of water for the miners, when installing, the constant pressure tank 1 can be installed through the installation mechanism 3, thereby improving the installation efficiency of the equipment and reducing the installation difficulty of the equipment, which is conducive to the promotion of the equipment.

[0048] The mounting mechanism 3 comprises a plurality of drive rods 31 rotatably mounted on both sides of the constant pressure water tank 1, the outer left side of the drive rod 31 is provided with a mounting thread 32 threadedly connected with the constant pressure water tank 1, the right side is provided with a cross protrusion 33, the outer side of the cross protrusion 33 is provided with a drive sleeve 34 rotatably connected with the constant pressure water tank 1, the outer side of the drive sleeve 34 is wound with a synchronous belt 35, the side opposite to the drive rod 31 of the constant pressure water tank 1 is fixedly provided with a mounting sleeve 36, the mounting sleeve 36 is provided with a clamping assembly 37, the clamping assembly 37 is in transmission connection with the drive rod 31, when the device is mounted, the staff can first open a plurality of mounting holes corresponding to the mounting sleeve 36 in the mounting area, when mounting, the mounting sleeve 36 is inserted into the mounting hole, then the drive rod 31 is rotated, the drive rod 31 is rotated on the constant pressure water tank 1, when rotating, the drive sleeve 34 is driven to rotate synchronously through the cooperation of the real-time protrusion 33 and the drive sleeve 34, and then the synchronous belt 35 is driven to operate, so that the effect that all the drive rods 31 are driven to move together is achieved, then the clamping assembly 37 is triggered to operate, so that it is clamped together with the mounting hole, and the installation of the equipment is completed, this mounting method greatly reduces the installation difficulty of the equipment, reduces the installation steps of the equipment, thereby improving the installation efficiency of the device, and is favorable for the promotion of the equipment.

[0049] The clamping assembly 37 comprises a clamping slide rod 371 rotatably mounted at one end of the drive rod 31, a plurality of clamping racks 372 are fixedly mounted on the outer side of the clamping slide rod 371 in an annular array, a clamping rod one 373 is rotatably mounted in the mounting sleeve 36, one end of the clamping rod one 373 is fixedly provided with a clamping gear rotatably connected with the mounting sleeve 36, the clamping gear is in meshing connection with the clamping rack 372, the other end of the clamping rod one 373 is hingedly provided with a clamping rod two 374, one end of the clamping rod two 374 is rotatably provided with a sliding block 375 in sliding connection with the mounting sleeve 36, when the drive rod 31 slides, the clamping slide rod 371 rotatably connected with the drive rod 31 slides synchronously, then the clamping rod one 373 is driven to rotate through the meshing of the teeth between the clamping gear and the clamping rack 372, and then the clamping rod two 374 and the clamping rod one 373 are clamped together, so that the installation of the equipment is achieved, in addition, the threaded connection between the mounting thread 32 and the constant pressure water tank 1 can self-lock the installation of the equipment, thereby improving the stability of the equipment installation.

[0050] It can be known from the embodiment that:

[0051] Embodiment three

[0052] Reference Figures 1-7The embodiment is basically same with the embodiment one, and is more optimized in that the water adding mechanism 2 comprises a water adding slide rod 21 slidably installed on the constant pressure water tank 1, the lower end of the water adding slide rod 21 slidably penetrates the constant pressure water tank 1 and is provided with a float 22 in contact with the water surface, the constant pressure water tank 1 is fixedly provided with a pressure sensor 23 in contact with the water adding slide rod 21, one side of the constant pressure water tank 1 is provided with a buzzer 24 electrically connected with the pressure sensor 23, and the upper portion of the constant pressure water tank 1 is provided with a switch assembly 25 in driving connection with the water adding slide rod 21. Since the lower end of the water adding slide rod 21 slidably penetrates the constant pressure water tank 1 and is provided with the float 22 in contact with the water surface, the water adding slide rod 21 slides in the constant pressure water tank 1 under the action of the float 22, and starts to slide downward as the water surface lowers until the upper end of the water adding slide rod 21 contacts the pressure sensor 23, so that the buzzer 24 is started under the action of the pressure sensor 23 to ring to remind the staff to add water, thereby improving the practicability of the device.

[0053] The switch assembly 25 comprises a closing plate 251 rotatably installed in the constant pressure water tank 1, the lower portion of the closing plate 251 is coaxially fixed with a closing gear 252, the outside of the closing gear 252 is provided with a closing gear ring 253 in meshing, the closing gear ring 253 is rotatably connected with the constant pressure water tank 1, when the closing gear ring 253 rotates, the closing gear 252 can be driven to rotate through the tooth meshing, when the closing gear 252 rotates, the closing plate 251 coaxially fixed therewith can be driven to rotate and open, thereby facilitating the staff to add clean water into the constant pressure water tank 1, and in the conventional state, the closing plate 251 is in a closed state to prevent foreign matters from entering the constant pressure water tank 1 to pollute the clean water.

[0054] The outside of the closing gear ring 253 is provided with a guide groove 254, and the guide groove 254 is slidably installed with a guide rod 255 fixedly connected with the water adding slide rod 21. Since the guide rod 255 is fixedly connected with the water adding slide rod 21, it moves synchronously with the water adding slide rod 21, and through the cooperation of the guide rod 255 and the guide groove 254, the closing gear ring 253 can be controlled to rotate.

[0055] The one-way assembly 6 comprises a tapered cavity 61 formed in the outlet pipe 5, the size of the tapered cavity 61 decreases in order from top to bottom, a baffle 62 is slidingly installed in the tapered cavity 61, a one-way slide rod 63 is fixedly installed on the upper portion of the baffle 62, a guide sleeve 64 is elastically sleeved outside the one-way slide rod 63, and the guide sleeve 64 is fixedly connected with the outlet pipe 5. Since the size of the tapered cavity 61 decreases in order from top to bottom, when the main water pipe 4 supplies water into the outlet pipe 5, the baffle 62 will move upward under the action of water pressure, thereby opening the blockage between the baffle 62 and the tapered cavity 61 to facilitate the clean water into the outlet pipe 5. After the miner finishes using the water, if the water flow in the outlet pipe 5 wants to enter the main water pipe 4, the baffle 62 will be pushed to move under the action of the water flow, thereby blocking the tapered cavity 61, achieving the effect of isolating the sewage from entering the main water pipe 4. Under the normal state, the baffle 62 automatically blocks the tapered cavity 61 under the action of the one-way slide rod 63, thereby achieving the effect of isolating the outlet pipe 5, and further improving the protection of clean water.

[0056] The working process of the present application is as follows:

[0057] S1, the staff first opens a plurality of installation holes corresponding to the installation sleeve 36 in the installation area, during installation, the installation sleeve 36 is inserted into the installation hole, then the drive rod 31 is rotated to make the drive rod 31 slide on the constant pressure water tank 1, during sliding, the drive sleeve 34 is rotated, thereby driving the synchronous belt 35 to operate, so as to achieve the effect of driving all drive rods 31 to move together, then the clamping assembly 37 is triggered to operate, so as to be clamped together with the installation hole, and the installation of the equipment is completed.

[0058] S2, the water pressure in the constant pressure water tank 1 is transmitted to the main water pipe 4 and the outlet pipe 5 through the constant pressure device, and the miner can take clean water by opening the valve provided on the outlet pipe 5.

[0059] S3, through the setting of the constant pressure device, the water pressure in the main water pipe 4 and the outlet pipe 5 can be controlled in a suitable range, avoiding the decrease of water pressure caused by multiple people using.

[0060] S4, through the setting of the one-way assembly 6, the water flowing back from the outlet pipe 5 to the main water pipe 4 can be blocked, avoiding the impurities from entering the main water pipe 4 to pollute the water quality.

Claims

1. A constant pressure water supply device for coal mines, comprising a constant pressure water tank (1) and a main water pipe (4) fixedly installed in the constant pressure water tank (1), wherein the inner cavity of the main water pipe (4) is interconnected with the inner cavity of the constant pressure water tank (1), and an outlet pipe (5) is fixedly installed on one side of the main water pipe (4), wherein the inner cavity of the outlet pipe (5) is interconnected with the inner cavity of the main water pipe (4), characterized in that: The constant pressure water tank (1) is provided with a water filling mechanism (2) for adding water, the water outlet pipe (5) is provided with a one-way component (6) for preventing water backflow, and the constant pressure water tank (1) is provided with an installation mechanism (3) for equipment installation on one side. The installation mechanism (3) includes several drive rods (31) slidably installed on both sides of the constant pressure water tank (1). The drive rod (31) has an installation thread (32) on the left side that is threaded to the constant pressure water tank (1), and a cross protrusion (33) on the right side. The cross protrusion (33) is fitted with a drive sleeve (34) that is rotatably connected to the constant pressure water tank (1). The drive sleeve (34) is wound with a synchronous belt (35). An installation sleeve (36) is fixedly installed on the side of the constant pressure water tank (1) opposite to the drive rod (31). The installation sleeve (36) is provided with a locking assembly (37). The locking assembly (37) is connected to the drive rod (31) in a transmission manner. The engaging assembly (37) includes an engaging slide rod (371) rotatably mounted at one end of the drive rod (31), and a plurality of engaging racks (372) are fixedly mounted on the outside of the engaging slide rod (371) in a circular array; A locking rod 1 (373) is rotatably installed in the mounting sleeve (36). One end of the locking rod 1 (373) is fixedly installed with a locking gear that is rotatably connected to the mounting sleeve (36). The locking gear meshes with the locking rack (372). The other end of the locking rod 1 (373) is hinged with a locking rod 2 (374). One end of the locking rod 2 (374) is rotatably installed with a sliding block (375) that is slidably connected to the mounting sleeve (36).

2. The constant pressure water supply device for coal mines according to claim 1, characterized in that: The water filling mechanism (2) includes a water filling slide rod (21) slidably installed on a constant pressure water tank (1). The lower end of the water filling slide rod (21) slides through the constant pressure water tank (1) and is equipped with a float (22) that contacts the water surface. A pressure sensor (23) that abuts against the water filling slide rod (21) is fixedly installed on the constant pressure water tank (1). A buzzer (24) that is electrically connected to the pressure sensor (23) is provided on one side of the constant pressure water tank (1). A switch assembly (25) that is drivenly connected to the water filling slide rod (21) is provided on the upper part of the constant pressure water tank (1).

3. A constant pressure water supply device for coal mines according to claim 2, characterized in that: The switch assembly (25) includes a closing plate (251) rotatably installed in a constant pressure water tank (1). A closing gear (252) is coaxially fixed at the lower part of the closing plate (251). A closing gear ring (253) is meshed on the outside of the closing gear (252). The closing gear ring (253) is rotatably connected to the constant pressure water tank (1).

4. A constant pressure water supply device for coal mines according to claim 3, characterized in that: The closed toothed ring (253) has a guide groove (254) on its outside, and a guide rod (255) that is fixed to the water filling slide rod (21) is slidably installed in the guide groove (254).

5. A constant pressure water supply device for coal mines according to claim 1, characterized in that: The unidirectional component (6) includes a conical cavity (61) opened in the water outlet pipe (5), the size of the conical cavity (61) decreasing sequentially from top to bottom, and a baffle (62) slidably installed in the conical cavity (61).

6. A constant pressure water supply device for coal mines according to claim 5, characterized in that: A one-way slide bar (63) is fixedly installed on the upper part of the baffle (62). A guide sleeve (64) is elastically sleeved on the outside of the one-way slide bar (63). The guide sleeve (64) is fixedly connected to the water outlet pipe (5).

7. A system for operating the coal mine constant pressure water supply device according to any one of claims 1-6, characterized in that: Includes the following steps: S1. The staff first opened several mounting holes corresponding to the mounting sleeve (36) in the installation area. During installation, the mounting sleeve (36) was inserted into the mounting hole. Then, by rotating the drive rod (31), the drive rod (31) was rotated on the constant pressure water tank (1). When rotating, the drive sleeve (34) was rotated, which in turn drove the synchronous belt (35) to run, thereby achieving the effect of driving all the drive rods (31) to move together. Then, the locking component (37) was triggered to run, so that it was locked together with the mounting hole, and the installation of the equipment was completed. S2. The water in the constant pressure water tank (1) is pressurized to the main water pipe (4) and the outlet pipe (5) by the constant pressure equipment. The miners can take clean water by opening the valve set on the outlet pipe (5). S3. By setting a constant pressure device, the water pressure in the main water pipe (4) and the outlet water pipe (5) can be controlled within a suitable range to avoid water pressure drop due to multiple users. S4. By setting the one-way component (6), the water flowing back from the outlet pipe (5) to the main water pipe (4) can be blocked, so as to prevent impurities from entering the main water pipe (4) and polluting the water quality.

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