Mounting structure of molten salt pump

Abstract

The utility model relates to a mounting structure of a molten salt pump, which comprises a molten salt tank and a mounting plate, a mounting seat is arranged at the top of the molten salt tank, and the mounting plate is fixed on the mounting seat through bolts; a driving motor is mounted on the upper side of the mounting disc, a supporting pipe is mounted at the bottom of the mounting disc, and a pump body is arranged at the bottom of the supporting pipe; four fixing rods are installed on the bottom wall of the molten salt tank around the supporting pipe at equal angles, and inserting holes are formed in the tops of the fixing rods. A first sliding sleeve is installed on the outer surface of the supporting pipe through a lifting mechanism. The four inserting rods are inserted into the four inserting holes correspondingly to fix the lower end of the supporting pipe, so that the stability of the lava pump in the running process can be guaranteed, a worker does not need to enter the molten salt tank for operation in the disassembly and assembly process, the operation complexity is greatly reduced, the operation safety is improved, the interior of the molten salt tank does not need to be emptied, and the labor intensity of the worker is reduced. The influence on normal operation is small, and the production operation of an enterprise is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to lava pump technical field, concretely is a kind of installation structure of molten salt pump. BACKGROUND

[0002] Lava pump is a kind of industrial pump specially designed for conveying high-temperature molten medium (such as lava, molten salt, etc.), which can operate stably in high-temperature, high-pressure and corrosive environment, and is widely used in heavy industrial fields such as chemical plants, power plants, steel plants, etc., to provide strong fluid conveying support for production process.

[0003] The Chinese patent with publication number CN207349116U discloses an installation structure of molten salt pump, which sets a pump-containing concave cavity capable of installing the molten salt pump on the top of the molten salt tank, and installs the molten salt pump in the pump-containing concave cavity, which can effectively reduce the installation height of the molten salt pump, and simultaneously installs the pump body at the bottom of the tank body through fixed connection, effectively avoiding the occurrence of large vibration of the molten salt pump during operation due to the long rotating shaft.

[0004] The above-mentioned patent fixes the liquid inlet mesh cover at the lower end of the pump body of the molten salt pump on the bottom of the molten salt tank by means of bolt connection, etc., which leads to the need to empty the molten salt tank first, and then manually enter the molten salt tank to operate during disassembly and assembly, increasing the complexity and safety hazards of operation. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide an installation structure of molten salt pump, which effectively solves the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0007] An installation structure of molten salt pump, comprising a molten salt tank and a mounting disc, the top of the molten salt tank is provided with a mounting seat, and the mounting disc is fixed on the mounting seat by means of bolts. A driving motor is installed on the upper side of the mounting disc, a support pipe is installed at the bottom of the mounting disc, and a pump body is arranged at the bottom of the support pipe. Four fixing rods are installed at the bottom wall of the molten salt tank at equal angles around the support pipe, and a thimble is formed at the top of each fixing rod. A first sliding sleeve is installed on the outer surface of the support pipe through a lifting mechanism, four insertion rods are installed at equal angles on the outer surface of the first sliding sleeve, and the insertion rods are matched with the thimbles.

[0008] Further, the lifting mechanism comprises a second sliding sleeve slidingly installed on the outer surface of the support pipe, and the second sliding sleeve is connected with the first sliding sleeve through four connecting rods. An external thread is arranged on the outer surface of the support pipe, a gear sleeve is threadedly installed on the outer surface of the external thread, and the gear sleeve is arranged above the second sliding sleeve.

[0009] Further, the inside of the installation disc is vertically penetrated and rotatably installed with a rotating shaft, the bottom of the rotating shaft is installed with a driving gear, the driving gear is in meshing connection with a gear sleeve, and the upper surface of the installation disc is provided with a driving structure capable of driving the rotating shaft to rotate.

[0010] Further, the driving structure comprises two fixed blocks installed on the upper surface of the installation disc, the two fixed blocks are rotatably installed with a worm, the top of the rotating shaft is installed with a worm wheel, and the worm wheel is in meshing connection with the worm.

[0011] Further, the outer surface of the supporting pipe is provided with a limiting strip, the first sliding sleeve is limitingly and slidingly installed on the limiting strip, the surface of the installation disc is provided with a plurality of positioning holes, and the upper surface of the mounting seat is installed with positioning rods matched with the positioning holes.

[0012] Further, one end of the worm penetrates to the outside of the fixed block and is installed with a hexagonal column.

[0013] Further, the insertion hole is a conical structure with a large upper part and a small lower part, and the insertion rod is matched with the insertion hole.

[0014] Compared with the prior art, the present application has the following advantages.

[0015] 1. The installation disc is fixedly installed on the mounting seat through bolts, the first sliding sleeve is driven to descend by the driving structure, and the four insertion rods are inserted into the four insertion holes respectively, so that the lower end of the supporting pipe is fixed, the stability of the lava pump during operation is ensured, the adverse effects caused by vibration are reduced, manual operation is not needed when disassembling the lava pump, the complexity of operation is greatly reduced, the safety of operation is improved, the interior of the molten salt tank does not need to be emptied, the influence on normal operation is small, and the production and operation of enterprises are facilitated.

[0016] 2. The limiting strip, the positioning hole and the positioning rod are arranged, so that the positioning effect is achieved when the lava pump is installed, the four insertion rods can be accurately inserted into the four insertion holes respectively, and the installation efficiency is improved. DETAILED DESCRIPTION

[0017] Figure 1 It is a three-dimensional schematic view of the overall structure of the present application;

[0018] Figure 2 It is a local front view structural schematic view of the present application;

[0019] Figure 3 It is a sectional view structural schematic view of the fixed rod in the present application;

[0020] Figure 4 It is a regional structure schematic view of the installation disc in the present application.

[0021] Fig. 100, molten salt tank; 101, mounting seat; 102, mounting disc; 103, driving motor; 104, support pipe; 105, fixed rod; 106, insertion hole; 107, first sliding sleeve; 108, insertion rod; 200, lifting mechanism; 201, second sliding sleeve; 202, connecting rod; 203, external thread; 204, gear sleeve; 300, rotating shaft; 301, driving gear; 400, driving structure; 401, fixed block; 402, worm; 403, worm gear; 500, limiting strip; 501, positioning hole; 502, positioning rod; 600, hexagonal column. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely 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. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0023] In the description of the embodiments of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "connection", "installation" should be understood in a broad sense, for example, "connection" can be detachable connection, or can be non-detachable connection; can be direct connection, or indirect connection through an intermediate medium. In addition, "communication" can be direct communication, or indirect communication through an intermediate medium. Among them, "fixing" means connecting with each other and the relative positional relationship after connection does not change. The orientation terms mentioned in the embodiments of the present application, such as "inner", "outer", "top", "bottom", etc., are only the direction of the drawings, therefore, the orientation terms used are for better, clearer illustration and understanding of the embodiments of the present application, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the embodiments of the present application.

[0024] In the embodiments of the present application, the terms "first", "second" are only for description purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features.

[0025] Please refer to Figures 1-4The utility model provides a kind of mounting structure of fused salt pump, including fused salt tank 100 and mounting disc 102, the top of fused salt tank 100 is provided with mounting seat 101, and mounting disc 102 is fixed on mounting seat 101 by bolt.

[0026] When installing lava pump, first, support tube 104 is inserted into the inside of fused salt tank 100, four insertion rods 108 are inserted into four insertion holes 106 respectively, then mounting disc 102 is fixed on mounting seat 101 by bolt, then first sliding sleeve 107 is driven by lifting mechanism 200 to descend, insertion rod 108 is inserted into the inside of insertion hole 106, so that support tube 104 and four fixed rods 105 are connected together, and the fixing effect is realized, at this time, the upper and lower sides of lava pump play a fixing role, so as to guarantee the stability of lava pump during operation, reduce the adverse effects of vibration, and when disassembling, manual operation is not needed to enter the inside of fused salt tank 100, the complexity of operation is greatly reduced, and the safety of operation is improved, and the inside of fused salt tank 100 does not need to be emptied, the influence on normal operation is small, which is beneficial to the production and operation of enterprise.

[0027] Preferably, lifting mechanism 200 includes second sliding sleeve 201 slidingly installed on the outer surface of support tube 104, and second sliding sleeve 201 is connected with first sliding sleeve 107 through four connecting rods 202.

[0028] When gear sleeve 204 is rotated, it can move downward on the outer surface of support tube 104 through threaded connection, gear sleeve 204 extrudes second sliding sleeve 201 downward, and second sliding sleeve 201 drives first sliding sleeve 107 to vertically descend through connecting rod 202, so that insertion hole 106 is tightly inserted into the inside of insertion rod 108, and the fixing effect is realized.

[0029] Preferably, rotating shaft 300 is vertically penetrated and rotated in mounting disc 102, driving gear 301 is installed at the bottom of rotating shaft 300, driving gear 301 is engaged with gear sleeve 204, and driving structure 400 capable of driving rotating shaft 300 to rotate is arranged on the upper surface of mounting disc 102.

[0030] When the driving gear 301 is rotated by the driving structure 400, the gear sleeve 204 can be rotated due to the mutual engagement of the driving gear 301 and the gear sleeve 204, and the lifting purpose is achieved.

[0031] Preferably, the driving structure 400 comprises two fixed blocks 401 mounted on the upper surface of the mounting disc 102, and a worm 402 rotatably mounted between the two fixed blocks 401. The top of the rotating shaft 300 is provided with a worm wheel 403 which is engaged with the worm 402.

[0032] The worm 402 is rotated to drive the worm wheel 403 to rotate, so that the rotating shaft 300 is rotated, the driving gear 301 is rotated, the gear sleeve 204 is rotated, and the gear sleeve 204 can move up and down along the surface of the support pipe 104. The worm 402 and the worm wheel 403 have good self-locking property, which can ensure that the insertion rod 108 can be stably inserted into the insertion hole 106, and avoid loosening after a period of use.

[0033] Preferably, the outer surface of the support pipe 104 is provided with a limiting strip 500, the first sliding sleeve 107 is limitedly and slidably mounted on the limiting strip 500, the surface of the mounting disc 102 is provided with a plurality of positioning holes 501, and the upper surface of the mounting base 101 is provided with positioning rods 502 matched with the positioning holes 501. When each positioning rod 502 is inserted into the positioning hole 501, the four insertion rods 108 correspond to the four insertion holes 106 respectively.

[0034] The limiting strip 500 is arranged to prevent the first sliding sleeve 107 from rotating on the outer surface of the support pipe 104, and only sliding in the vertical direction. The positioning holes 501 and the positioning rods 502 are arranged to position the insertion rod 108 when the mounting disc 102 is mounted on the mounting base 101, so that the four insertion rods 108 can be accurately inserted into the four insertion holes 106 respectively, thereby improving the installation efficiency.

[0035] Preferably, one end of the worm 402 penetrates to the outside of the fixed block 401 and is provided with a hexagonal column 600.

[0036] The hexagonal column 600 is arranged to facilitate the rotation of the worm 402 by using a tool.

[0037] Preferably, the insertion hole 106 is a tapered structure with large upper end and small lower end, and the insertion rod 108 is matched with the insertion hole 106.

[0038] The conical structure reduces the difficulty of inserting the insertion rod 108 into the insertion hole 106, and as the insertion rod 108 gradually descends, the insertion rod 108 is in close contact with the inner wall of the insertion hole 106, thereby reducing the gap between the insertion rod 108 and the inner wall of the insertion hole 106, and improving the fixing effect on the support pipe 104.

[0039] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A mounting structure of a molten salt pump, comprising a molten salt tank (100) and a mounting disc (102), characterized in that: a mounting seat (101) is arranged on the top of the molten salt tank (100), and the mounting disc (102) is fixed on the mounting seat (101) by bolts; a driving motor (103) is mounted on the upper side of the mounting disc (102), and a support pipe (104) is mounted on the bottom of the mounting disc (102), and a pump body is arranged on the bottom of the support pipe (104); four fixing rods (105) are arranged at equal angles around the bottom wall of the molten salt tank (100) and surround the support pipe (104), and a jack (106) is arranged on the top of each fixing rod (105); a first sliding sleeve (107) is mounted on the outer surface of the support pipe (104) by a lifting mechanism (200), four inserting rods (108) are arranged at equal angles on the outer surface of the first sliding sleeve (107), and the inserting rods (108) are matched with the jacks (106).

2. The mounting structure of the molten salt pump according to claim 1, characterized in that: the lifting mechanism (200) comprises a second sliding sleeve (201) which is slidingly mounted on the outer surface of the support pipe (104), and the second sliding sleeve (201) and the first sliding sleeve (107) are connected by four connecting rods (202); an outer thread (203) is arranged on the outer surface of the support pipe (104), a gear sleeve (204) is threadedly mounted on the outer surface of the outer thread (203), and the gear sleeve (204) is arranged above the second sliding sleeve (201).

3. The mounting structure of the molten salt pump according to claim 2, characterized in that: a rotating shaft (300) is vertically and rotatably arranged in the mounting disc (102), a driving gear (301) is arranged on the bottom of the rotating shaft (300), the driving gear (301) is meshingly connected with the gear sleeve (204), and a driving structure (400) capable of driving the rotating shaft (300) to rotate is arranged on the upper surface of the mounting disc (102).

4. The mounting structure of the molten salt pump according to claim 3, characterized in that: the driving structure (400) comprises two fixed blocks (401) which are arranged on the upper surface of the mounting disc (102), a worm (402) is rotatably arranged between the two fixed blocks (401), a worm wheel (403) is arranged on the top of the rotating shaft (300), and the worm wheel (403) is meshingly connected with the worm (402).

5. The mounting structure of the molten salt pump according to claim 3, characterized in that: a limiting strip (500) is arranged on the outer surface of the support pipe (104), the first sliding sleeve (107) is limitingly and slidingly arranged on the limiting strip (500), a plurality of positioning holes (501) are arranged on the surface of the mounting disc (102), and a positioning rod (502) matched with the positioning holes (501) is arranged on the upper surface of the mounting seat (101). ​ ​ ​ ​ ​ ​ ​ ​ ​ When each of the positioning rods (502) is inserted into the positioning hole (501), four of the insertion rods (108) correspond to four of the insertion holes (106) respectively.

6. The mounting structure of the molten salt pump according to claim 4, characterized in that: One end of the worm (402) penetrates to the outside of the fixed block (401) and is provided with a hexagonal column (600).

7. The mounting structure of the molten salt pump according to claim 1, characterized in that: The insertion hole (106) is a tapered structure with a large upper part and a small lower part, and the insertion rod (108) matches the insertion hole (106).

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