Salt mining ship for collecting hard salt mine

Abstract

The utility model discloses a salt mining ship for collecting hard salt mines, and mainly relates to the technical field of salt mining ships. Comprising a rack, the left end and the right end of the rack are each provided with a buoyancy tank crawler-type chassis, the front end of each buoyancy tank crawler-type chassis is provided with a supporting arm, the rear end of each supporting arm is provided with a rotary platform, and the front end of each supporting arm is provided with a milling and digging head; a working platform is arranged above the rack, a crusher, a centrifugal salt mining pump and a power system for providing power for the centrifugal salt mining pump are sequentially arranged on the working platform from front to back, a brine suction pipe is arranged between each milling and digging head and the crusher, and the brine suction pipes are communicated with an inlet of the crusher; the outlet of the crusher is communicated with the inlet end of the centrifugal salt mining pump, and the outlet end of the centrifugal salt mining pump is connected with a brine output pipe; according to the utility model, the collection of the sodium salt mine can be completed in the sodium salt pond, and the pipe blocking risk of the conveying pipeline can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a salt mining ship technical field, concretely is a kind of salt mining ship for collecting hard salt mine. BACKGROUND

[0002] The existing rake suction type salt mining ship is mainly composed of a floating box type track mechanism and a rake suction type cutter head installed at the front end of the floating box type track mechanism, wherein the rake suction type cutter head adopts a long shaft type spiral blade, the long shaft type spiral blade is used to crush salt mine, and then a salt mining pump is used to collect the mixture of salt blocks and water after the crushing of the salt mine, the rake suction type cutter head can be used for the mining of lake salt with low hardness, such as potassium salt mine, but it is difficult to mine sodium salt mine with a Mohs hardness of 2.5 or more, in addition, since the sodium salt mine has high hardness, after cutting the crystallized sodium chloride at the bottom of the sodium salt pool, a large number of block-shaped objects with large volume are obtained, and when the salt mining pump is used for pumping and conveying, there is a risk of pipe blockage due to salt crystallization in the conveying pipeline, and the existence of block-shaped objects increases the risk of pipe blockage. SUMMARY

[0003] The utility model aims at solving the problems in the prior art, and provides a salt mining ship for collecting hard salt mine, which can complete the collection of sodium salt mine in a sodium salt pool and reduce the risk of pipe blockage in the conveying pipeline.

[0004] In order to achieve the above-mentioned purpose, the utility model realizes the following technical scheme:

[0005] A salt mining ship for collecting hard salt mine, comprising a rack, floating box track chassis is arranged at the left and right ends of the rack, a support arm is arranged at the front end of each floating box track chassis, a rotary platform is arranged at the rear end of the support arm, a support frame is arranged at the bottom of the rotary platform, the bottom end of the support frame is fixed on the floating box of the floating box track chassis, the support arm is hinged to the rotary platform, a support arm angle adjusting oil cylinder is arranged above the support arm, one end of the support arm angle adjusting oil cylinder is hinged to the support arm, and the other end is hinged to the rotary platform, a milling head is arranged at the front end of the support arm; a working platform is arranged above the rack, a crusher, a centrifugal salt mining pump and a power system for providing power for the centrifugal salt mining pump are arranged on the working platform in sequence from front to back, a brine suction pipe is arranged between each milling head and the crusher, the brine suction pipe is communicated with the inlet of the crusher, the outlet of the crusher is communicated with the inlet end of the centrifugal salt mining pump, and a brine output pipe is connected to the outlet end of the centrifugal salt mining pump.

[0006] Preferably, the inlet end of the centrifugal salt mining pump is also connected to a fresh water suction pipe.

[0007] Preferably, the two rotary platforms are started at the same time, and the rotating speeds of the two rotary platforms are the same and the rotating directions are opposite.

[0008] Preferably, the slewing platform comprises a base fixed on the support frame and a rotating seat arranged on the top of the base and rotationally connected with the base, the rear end of the support arm and the support arm angle adjusting oil cylinder are hinged on the outer wall of the rotating seat, and the left and right sides of the rotating seat are provided with slewing oil cylinders, one end of the slewing oil cylinder is hinged with the rotating seat, and the other end is hinged with the support frame.

[0009] Compared with the prior art, the utility model has the beneficial effects that:

[0010] The utility model discloses a sodium salt mine is mined by milling head, the inclination of support arm can be adjusted through support arm angle adjusting oil cylinder, and the height of milling head is further adjusted, the left and right swing of milling head can be driven through the slewing platform, the crystalline sodium chloride of pool bottom can be swing type broken, and the mining of sodium salt mine is completed, the suction of centrifugal salt mining pump is used to generate negative pressure in the crusher, and the mixture of mined salt block and water is sucked to the crusher, and the salt block is broken by the crusher, and the risk of salt crystallization and pipe blockage is improved, in addition, the freshwater suction pipe can also be connected to the inlet end of the centrifugal salt mining pump, and the freshwater on the bank is also injected into the centrifugal salt mining pump through the freshwater suction pipe, the water suction negative pressure of the centrifugal salt mining pump is used to mix and suck, the concentration of brine is diluted, and the risk of salt crystallization and pipe blockage can be further improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the structural schematic diagram of the utility model;

[0012] Figure 2 It is the installation schematic diagram of support arm;

[0013] Figure 3 It is the connecting structure schematic diagram of support arm;

[0014] Figure 4 It is the structural schematic diagram of work platform.

[0015] Reference signs in the drawings: 1, rack;2, float box tracked chassis;3, support arm;4, slewing platform;5, support frame;6, support arm angle adjusting oil cylinder;7, milling head;8, work platform;9, crusher;10, centrifugal salt mining pump;11, brine suction pipe;12, brine output pipe;13, freshwater suction pipe;41, base;42, rotating seat;43, slewing oil cylinder. DETAILED DESCRIPTION

[0016] The utility model will be further explained in connection with specific embodiment. It should be understood that these embodiments are only for illustrating the utility model and are not for limiting the scope of the utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the present application.

[0017] Embodiment: as attached Figures 1-4 The utility model discloses a salt -extraction ship for gathering hard salt mine, including frame 1, the left and right two ends of frame 1 are equipped with the float box caterpillar chassis 2, and the float box caterpillar chassis 2 is prior art, mainly including float box and the caterpillar walking mechanism of setting on the float box, and the power system of caterpillar walking mechanism can be set up in the float box, the frame 1 can adopt horizontal setting between two float box caterpillar chassis 2 and a plurality of connecting rods, and the end of connecting rod can be directly welded on the corresponding float box.

[0018] The front end of each float box caterpillar chassis 2 is equipped with support arm 3, the rear end of support arm 3 is equipped with rotary platform 4, the bottom of rotary platform 4 is equipped with support frame 5, support frame 5 can adopt a plurality of U-shaped frames with bottom opening, and the float box is located on the inner side of the U-shaped frame, and the bottom end of the U-shaped frame is welded on the outer wall of the float box, the bottom end of support frame 5 is fixed on the float box of float box caterpillar chassis 2, support arm 3 is hinged with rotary platform 4, and support arm angle adjusting oil cylinder 6 is arranged above support arm 3, one end of support arm angle adjusting oil cylinder 6 is hinged with support arm 3, and the other end is hinged with rotary platform 4.

[0019] Rotary platform 4 can adopt the rotary mechanism of engineering machinery, preferably, rotary platform 4 includes base 41 fixed on support frame 5 and rotating seat 42 arranged on the top of base 41 and rotatably connected with base 41, base 41 can be fixed on the top of support frame 5 through screws, rotating seat 42 and base 41 can be connected through rotary bearing (also known as rotating disc bearing), base 41 can also adopt a stepped column, rotating seat 42 can adopt a stepped cylinder, the cylinder is sleeved on the stepped column, and a bearing is arranged between the cylinder and the stepped column, a first gear can be arranged on the outer peripheral wall of rotating seat 42, a hydraulic motor is arranged on support frame 5, a second gear is arranged on the output shaft of the hydraulic motor and engaged with the first gear, preferably, rotary oil cylinder 43 is arranged on the left and right sides of rotating seat 42, one end of rotary oil cylinder 43 is hinged with rotating seat 42, and the other end is hinged with support frame 5, rotating seat 42 can be driven to rotate around the vertical shaft by adjusting the extension of the two rotary oil cylinders 43. The rear ends of support arm 3 and support arm angle adjusting oil cylinder 6 are hinged on the outer wall of rotating seat 42, the hinge shafts between support arm 3, support arm angle adjusting oil cylinder 6 and rotating seat 42 are parallel, the hinge shafts are horizontally arranged, and the hinge shaft of the rear end of support arm angle adjusting oil cylinder 6 is located above the hinge shaft of the rear end of support arm 3.

[0020] The front end of the support arm 3 is provided with a milling head 7, which can adopt the milling head of the existing rock milling machine, mainly composed of a cylindrical cutter holder and a cutter arranged on the outer wall of the cutter holder; or adopt the milling head of the milling machine disclosed in the patent with publication number CN204609894U, comprising a base, a plurality of cutting tooth seats are distributed on the base, a cutting tooth is installed on the cutting tooth seat, the cutting tooth comprises a tapered head and a fixed end, the cutting tooth seat comprises a triangular fixed part welded on the base and a cylindrical part provided with the fixed end of the cutting tooth, the angle a between the direction of the cutting tooth and the welding arc surface of the cutting tooth seat is 40 or 45 degrees or 50 degrees, and the tapered head of the cutting tooth is located above the triangular fixed part.

[0021] The upper part of the frame 1 is provided with a working platform 8, which can be a support plate, preferably, the working platform 8 is a cabin, comprising a rectangular frame and a sealing plate welded at the bottom of the rectangular frame, which can protect the components on the working platform 8 and reduce the risk of wading.

[0022] The working platform 8 is sequentially provided with a crusher 9, a centrifugal salt extraction pump 10 and a power system for providing power for the centrifugal salt extraction pump 10 from front to back, the power system can adopt an electric motor driven by electricity, and the electric motor is in transmission connection with the centrifugal salt extraction pump 10; the centrifugal salt extraction pump 10 can also be hydraulically driven, and the hydraulic driving mode can directly adopt the existing technology, the power system mainly comprises a power element (an oil pump for providing power to the entire hydraulic system), an execution element (a hydraulic motor in transmission connection with the centrifugal salt extraction pump 10), a control element (including various hydraulic valves for controlling and adjusting the pressure, flow and direction of liquid in the hydraulic system) and an auxiliary element (an oil tank, an oil filter, etc.).

[0023] The cab can be fixed on the top of the crusher 9.

[0024] The crusher 9 comprises a closed box body and a crushing mechanism arranged in the closed box body, the crushing mechanism can adopt a double-roller crushing mechanism, which utilizes the extrusion force and grinding shear force generated by the relative rotation of two groups of separately driven roller shafts to crush the material; or adopt a hammer crusher, a jaw crusher, etc., but the shell thereof must be a closed box body.

[0025] The front end of the closed box body of the crusher 9 is provided with an inlet, the rear end is provided with an outlet, and a brine suction pipe 11 is arranged between each of the milling heads 7 and the crusher 9, the front end of the brine suction pipe 11 can be fixed on the rear side of the milling head 7 by a tie, the brine suction pipe 11 is in communication with the inlet of the crusher 9, the outlet of the crusher 9 is in communication with the inlet end of the centrifugal salt extraction pump 10, and the outlet end of the centrifugal salt extraction pump 10 is connected with a brine output pipe 12, through which the mixture of salt and water can be transported to the shore collection point.

[0026] Preferably, the inlet end of the centrifugal salt mining pump 10 is also connected with a fresh water suction pipe 13, and the onshore fresh water is also injected into the centrifugal salt mining pump 10 through the fresh water suction pipe 13, and the brine concentration is diluted by the suction negative pressure mixing of the centrifugal salt mining pump 10, and the risk of salt crystallization and pipe blockage is further improved.

[0027] Preferably, the two rotary platforms 4 are started at the same time, and the rotating speeds of the two rotary platforms 4 are the same and the rotating directions are opposite, so that the two milling heads 7 can approach or move away synchronously when swinging left and right.

Claims

1. A salt mining ship for mining hard salt ore, comprising a frame (1), wherein both left and right ends of the frame (1) are provided with a pontoon crawler chassis (2), wherein: The front end of each pontoon crawler chassis (2) is provided with a support arm (3), the rear end of the support arm (3) is provided with a slewing platform (4), the bottom of the slewing platform (4) is provided with a support frame (5), the bottom end of the support frame (5) is fixed on the pontoon of the pontoon crawler chassis (2), the support arm (3) is hinged to the slewing platform (4), and a support arm angle adjustment cylinder (6) is provided above the support arm (3), one end of the support arm angle adjustment cylinder (6) is hinged to the support arm (3), and the other end is hinged to the slewing platform (4), and the front end of the support arm (3) is provided with a milling A digging head (7); a working platform (8) is provided above the frame (1); a crusher (9), a centrifugal salt pump (10) and a power system for providing power to the centrifugal salt pump (10) are provided on the working platform (8) in sequence from front to back; a brine suction pipe (11) is provided between each of the milling and digging heads (7) and the crusher (9); the brine suction pipe (11) is connected to the inlet of the crusher (9); the outlet of the crusher (9) is connected to the inlet end of the centrifugal salt pump (10); and the outlet end of the centrifugal salt pump (10) is connected to a brine output pipe (12).

2. The salt mining ship for mining hard salt ore according to claim 1, characterized in that: The inlet end of the centrifugal salt extraction pump (10) is also connected to a fresh water suction pipe (13).

3. The salt mining ship for mining hard salt ore according to claim 1, characterized in that: The two rotary platforms (4) are started simultaneously, and the two rotary platforms (4) have the same rotation speed and opposite directions.

4. The salt mining ship for mining hard salt ore according to claim 1, characterized in that: The rotary platform (4) comprises a base (41) fixed on the support frame (5) and a rotating seat (42) arranged on the top of the base (41) and rotatably connected to the base (41); the rear ends of the support arm (3) and the support arm angle adjustment cylinder (6) are hinged on the outer wall of the rotating seat (42); a rotary cylinder (43) is provided on the left and right sides of the rotating seat (42); one end of the rotary cylinder (43) is hinged to the rotating seat (42), and the other end is hinged to the support frame (5).

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