Water source filtering device for underground water supply

Abstract

The utility model discloses a water source filtering device for underground water supply, which belongs to the field of water filtering devices and comprises a pre-filter main body and an upper cover, the upper part of the pre-filter main body is fixedly sleeved with a connecting structure, and the connecting structure consists of a mounting lantern ring and a guide square rod; the multiple guide square rods are annularly distributed on the outer wall of the mounting lantern ring, a bearing supporting ring is fixedly arranged on the front filter body and located below the connecting structure in a sleeving mode, and a dismounting and mounting structure is rotationally arranged on the front filter body and located between the connecting structure and the bearing supporting ring in a sleeving mode; the connecting structure, the bearing supporting ring and the dismounting and mounting structure are arranged on the pre-filter main body, and the fixing structure is arranged on the dismounting and mounting structure and the connecting structure, so that the dismounting and mounting steps of the upper cover are relatively simple and convenient, the dismounting and mounting efficiency of the upper cover can be improved, and the maintenance efficiency of the pre-filter can be improved; and finally, the operation efficiency of underground coal mine water equipment can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water filter device field, especially in pit water supply water source filter device. BACKGROUND

[0002] At present, coal mine underground water supply, all from the ground, due to the water supply distance is far, and affected by pipeline aging, installation is not standard and other factors, heading head water is more turbid, more impurities, poor water quality. Due to the large amount of water during production, poor water quality can cause spray head blockage, heading machine, belt and other equipment water cooling device damage, thereby can endanger normal production. Therefore, it is necessary to add a set of prefilter to the water inlet pipeline of the working face, to filter the water source and remove impurities in the water. Reduce the damage of equipment caused by water quality and the influence on production, and thus create favorable conditions for safe production.

[0003] The prefilter needs to be disassembled and repaired regularly during use, but the upper cover of the traditional prefilter is usually fixed and installed on the prefilter body by a plurality of bolts, such as the full-automatic backwashing filter with the application number CN202323606185.4. However, the upper cover installed by a plurality of bolts is more cumbersome to disassemble and assemble, and tools are needed to install the bolts one by one, which reduces the disassembly and assembly efficiency of the upper cover, and further reduces the maintenance efficiency of the prefilter, and finally affects the operation efficiency of the underground water supply equipment. UTILITY MODEL CONTENTS

[0004] The main purpose of the utility model is to provide a water source filter device for underground water supply, which can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0006] A water source filter device for underground water supply, comprising a prefilter body and an upper cover, a connecting structure is fixedly sleeved on the upper part of the prefilter body, the connecting structure is composed of a mounting sleeve ring and a guide square rod, the guide square rod is annularly distributed on the outer wall of the mounting sleeve ring and has a plurality of guide square rods, a supporting ring is fixedly sleeved on the prefilter body below the connecting structure, a dismounting structure is rotatably sleeved on the prefilter body between the connecting structure and the supporting ring, the dismounting structure is composed of a rotating base ring and a protruding thread, the protruding thread is fixedly arranged on the upper end of the rotating base ring, a plurality of fixing structures are installed on the dismounting structure and the connecting structure, the fixing structure is composed of an L-shaped connecting bottom plate and an L-shaped clamping plate, the L-shaped clamping plate is fixedly installed on the upper end of the L-shaped connecting bottom plate, and the upper cover is installed on the upper end of the prefilter body and the connecting structure through the fixing structure.

[0007] Preferably, the front filter body is fixedly installed with an inlet pipe and an outlet pipe, and the outlet pipe is below the inlet pipe.

[0008] Preferably, the mounting sleeve on the connecting structure is sleeved on the upper portion of the front filter body, and the upper end of the mounting sleeve is flush with the upper end of the front filter body, and the mounting sleeve is fixedly connected with the guide square rod.

[0009] Preferably, the rotating base ring on the dismounting structure is rotatably sleeved between the supporting ring and the mounting sleeve.

[0010] Preferably, the lower end of the connecting bottom plate on the fixing structure is provided with a threaded groove, the connecting bottom plate is installed on the protruding thread through the threaded groove, the lower end of the connecting bottom plate is in contact with the upper end of the rotating base ring, and the upper end of the connecting bottom plate is in contact with the lower end of the mounting sleeve.

[0011] Preferably, the L-shaped clamping plate on the fixing structure is provided with a mounting square hole, the L-shaped clamping plate is slidably installed on the guide square rod through the mounting square hole, and the upper side wall of the L-shaped clamping plate can be blocked at the upper end of the upper cover.

[0012] Compared with the prior art, the front filter has the following beneficial effects:

[0013] By arranging the connecting structure, the supporting ring, the dismounting structure on the front filter body, and the fixing structure on the dismounting structure and the connecting structure, the dismounting steps of the upper cover are simple and convenient, the dismounting efficiency of the upper cover is improved, the maintenance efficiency of the front filter is improved, and the operation efficiency of the water equipment in the coal mine is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the utility model;

[0015] Figure 2 It is a structure schematic view of the front filter body, the connecting structure, the upper cover and the supporting ring of the utility model;

[0016] Figure 3 It is a structure schematic view of the dismounting structure and the fixing structure of the utility model;

[0017] Figure 4 It is a structure schematic view of the dismounting structure and the fixing structure of the utility model after being disassembled.

[0018] In the figure: 1, pre-filter body; 2, connecting structure; 3, upper cover; 4, dismounting structure; 5, fixing structure; 6, water inlet pipeline; 7, water outlet pipeline; 8, supporting ring; 9, mounting ring; 10, guide square rod; 11, rotating base ring; 12, convex thread; 13, connecting bottom plate; 14, threaded groove; 15, L-shaped clamping plate; 16, mounting square hole. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0020] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4The utility model discloses a water source filter device for downhole water supply, including prefilter main part 1 and upper cover 3, the upper part fixed cover of prefilter main part 1 is equipped with connecting structure 2, connecting structure 2 is composed of mounting sleeve ring 9 and guide square pole 10, and the guide square pole 10 is annular distribution on the outer wall of mounting sleeve ring 9, and prefilter main part 1 is fixed cover and is equipped with the support ring 8 below connecting structure 2, and prefilter main part 1 is rotatable cover and is equipped with dismounting structure 4 between connecting structure 2 and support ring 8, and dismounting structure 4 is composed of rotating base ring 11 and convex screw 12, and convex screw 12 is fixedly arranged on the upper end of rotating base ring 11, and a plurality of fixed structures 5 are installed on dismounting structure 4 and connecting structure 2, and fixed structure 5 is composed of L-shaped connecting bottom plate 13 and L-shaped clamping plate 15, and L-shaped clamping plate 15 is fixedly installed on the upper end of L-shaped connecting bottom plate 13, and upper cover 3 is installed on the upper end of prefilter main part 1 and connecting structure 2 through fixed structure 5, and water inlet pipeline 6 and water outlet pipeline 7 are fixedly installed on prefilter main part 1, and water outlet pipeline 7 is located below water inlet pipeline 6, when needing to overhaul the prefilter, can detach upper cover 3 from prefilter main part 1, and its method is that, first, dismounting structure 4 is counterclockwise horizontally rotated with prefilter main part 1 as the shaft, so that fixed structure 5 moves outward on guide square pole 10, when the upper side wall of L-shaped clamping plate 15 moves away from the upper end of upper cover 3, the fixation of upper cover 3 is released, and then upper cover 3 can be removed from the upper end of prefilter main part 1, when the prefilter is overhauled, upper cover 3 can be placed to the upper end of prefilter main part 1, and then dismounting structure 4 is clockwise horizontally rotated with prefilter main part 1 as the shaft, so that fixed structure 5 moves inward on guide square pole 10, finally, the upper side wall of L-shaped clamping plate 15 moves to the upper end of upper cover 3, through setting connecting structure 2, support ring 8, dismounting structure 4 on prefilter main part 1 and setting fixed structure 5 on dismounting structure 4 and connecting structure 2, the dismounting step of upper cover 3 can be simple and convenient, so that the dismounting efficiency of upper cover 3 can be improved, and then the overhaul efficiency of the prefilter can be improved, finally, the operation efficiency of the water equipment in coal mine can be improved.

[0021] Further, the mounting collar 9 on the connecting structure 2 is fixedly sleeved on the upper portion of the pre-filter body 1, and the upper end of the mounting collar 9 is flush with the upper end of the pre-filter body 1, the mounting collar 9 is fixedly connected with the guide square rod 10, the rotating base ring 11 on the dismounting structure 4 is rotatably sleeved between the supporting ring 8 and the mounting collar 9, the lower end of the connecting bottom plate 13 on the fixing structure 5 is provided with a threaded groove 14, the connecting bottom plate 13 is installed on the convex thread 12 through the threaded groove 14, and the lower end of the connecting bottom plate 13 is in contact with the upper end of the rotating base ring 11, the upper end of the connecting bottom plate 13 is in contact with the lower end of the mounting collar 9, the L-shaped clamping plate 15 on the fixing structure 5 is provided with a mounting square hole 16, the L-shaped clamping plate 15 is slidably installed on the guide square rod 10 through the mounting square hole 16, the upper side wall of the L-shaped clamping plate 15 can be blocked on the upper end of the upper cover 3, when the dismounting structure 4 rotates, since the fixing structure 5 is threadedly connected with the dismounting structure 4, and the dismounting structure 4 is limited by the guide square rod 10, the fixing structure 5 will not rotate with the dismounting structure 4, and the fixing structure 5 will slide inwards or outwards on the guide square rod 10 along with the rotation of the dismounting structure 4, when the upper side wall of the L-shaped clamping plate 15 is away from the upper end of the upper cover 3, the upper cover 3 is fixed on the upper end of the pre-filter body 1.

[0022] The above only describes preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or equivalently replace some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. The protection scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A water source filtering device for downhole water supply, comprising a pre-filter body (1) and an upper cover (3), characterized in that: The upper part of the pre-filter body (1) is fixedly sleeved with a connecting structure (2), the connecting structure (2) is composed of a mounting sleeve ring (9) and a guide square rod (10), the guide square rod (10) is annularly distributed on the outer wall of the mounting sleeve ring (9), the pre-filter body (1) is fixedly sleeved with a supporting ring (8) below the connecting structure (2), the pre-filter body (1) is rotatably sleeved with a dismounting structure (4) between the connecting structure (2) and the supporting ring (8), the dismounting structure (4) is composed of a rotating base ring (11) and a protruding thread (12), the protruding thread (12) is fixedly arranged at the upper end of the rotating base ring (11), a plurality of fixing structures (5) are mounted on the dismounting structure (4) and the connecting structure (2), the fixing structure (5) is composed of an L-shaped connecting bottom plate (13) and an L-shaped clamping plate (15), the L-shaped clamping plate (15) is fixedly mounted at the upper end of the L-shaped connecting bottom plate (13), and the upper cover (3) is mounted on the upper end of the pre-filter body (1) and the connecting structure (2) through the fixing structure (5).

2. The water source filter device for a water supply in a well according to claim 1, characterized by: The pre-filter body (1) is fixedly mounted with a water inlet pipeline (6) and a water outlet pipeline (7), and the water outlet pipeline (7) is located below the water inlet pipeline (6).

3. The water source filter for a water supply in a well according to claim 2, characterized by: The mounting sleeve ring (9) on the connecting structure (2) is fixedly sleeved on the upper part of the pre-filter body (1), and the upper end of the mounting sleeve ring (9) is flush with the upper end of the pre-filter body (1), and the mounting sleeve ring (9) is fixedly connected with the guide square rod (10).

4. The water source filter device for a water supply in a well according to claim 3, characterized by: The rotating base ring (11) on the dismounting structure (4) is rotatably sleeved between the supporting ring (8) and the mounting sleeve ring (9).

5. The water supply filter device for a downhole water supply according to claim 4, characterized by: The lower end of the connecting bottom plate (13) on the fixing structure (5) is provided with a threaded groove (14), the connecting bottom plate (13) is mounted on the protruding thread (12) through the threaded groove (14), the lower end of the connecting bottom plate (13) is in contact with the upper end of the rotating base ring (11), and the upper end of the connecting bottom plate (13) is in contact with the lower end of the mounting sleeve ring (9).

6. The water supply filter device for a downhole water supply according to claim 5, characterized by: The L-shaped clamping plate (15) on the fixing structure (5) is provided with a mounting square hole (16), the L-shaped clamping plate (15) is slidably mounted on the guide square rod (10) through the mounting square hole (16), and the upper side wall of the L-shaped clamping plate (15) can block the upper end of the upper cover (3).

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