Horizontal direct-connection submersible centrifugal pump

Abstract

The utility model relates to the technical field of submersible centrifugal pumps, in particular to a horizontal direct-connection submersible centrifugal pump which comprises a horizontal direct-connection submersible centrifugal pump body and a bottom plate fixedly connected to the bottom of the horizontal direct-connection submersible centrifugal pump body, a base is arranged below the bottom plate, and sliding rails are fixedly connected to the front side and the rear side of the upper end face of the base. The upper end faces of the two sliding rails are slidably connected with two sliding plates distributed left and right, the other ends of the two movable rods synchronously drive the two sliding plates to slide oppositely, so that the two clamping plates release clamping of the bottom plate, meanwhile, the multiple side face positioning rods on the two sides are all moved out of side face positioning holes, and the side face positioning rods are moved out of the side face positioning holes. When the horizontal type direct-connection submersible centrifugal pump is installed, the screw rod is rotated reversely, the horizontal type direct-connection submersible centrifugal pump body is clamped again through the clamping plate, the side face positioning rod enters the side face positioning hole to be limited, and the horizontal type direct-connection submersible centrifugal pump is convenient to disassemble and assemble and convenient to overhaul and maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to submersible centrifugal pump technical field, concretely is a horizontal direct connection submersible centrifugal pump. BACKGROUND

[0002] The horizontal direct connection submersible centrifugal pump is a kind of equipment for transporting liquid by the centrifugal force generated by impeller rotation, and its working principle is: motor drives impeller high-speed rotation, and the centrifugal force of impeller throws out liquid, thereby realizing the transportation of liquid.This pump is usually used in the occasion needing submersible work, such as deep water operation or environment unable to directly contact liquid;

[0003] Many water pumps need to be fixed and supported by base when in use.The existing water pump base structure is simple, and the water pump and the base are usually connected by bolts.When the water pump is disassembled and repaired, the pump body can be disassembled and moved to the repair site only after the multiple bolt structures are removed, which is time-consuming and laborious, and reduces the repair efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a horizontal direct connection submersible centrifugal pump, which has the characteristics of convenient disassembly and maintenance.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a horizontal direct connection submersible centrifugal pump, comprising a horizontal direct connection submersible centrifugal pump body and a bottom plate fixedly connected to the bottom of the horizontal direct connection submersible centrifugal pump body, a base is arranged below the bottom plate, slide rails are fixedly connected to the front and rear sides of the upper end surface of the base, two slide plates distributed left and right are slidably connected to the upper end surfaces of the two slide rails, a bearing is fixedly connected to the lower front end surface of the base, a screw rod is rotatably connected to the inner side of the bearing, a screw sleeve is threadedly connected to the outer wall of the screw rod, two symmetrically distributed connecting blocks are fixedly connected to the outer wall of the screw sleeve through a connecting rod, a movable rod is movably connected between the front end surfaces of the two connecting blocks and the two slide plates, and clamping plates are fixedly connected to the upper end surfaces of the two slide plates.

[0006] In order to position and fix the bottom plate from the side, as a preferred horizontal direct connection submersible centrifugal pump of the utility model, two side positioning rods are fixedly connected to the opposite sides of the two clamping plates, and two side positioning holes matched with the side positioning rods are formed in the left and right sides of the outer wall of the bottom plate.

[0007] In order to position and fix the bottom plate from the bottom, as a preferred horizontal direct connection submersible centrifugal pump of the utility model, a plurality of bottom positioning holes are formed in the upper end surface of the base, and a plurality of bottom positioning rods matched with the bottom positioning holes are fixedly connected to the lower end surface of the bottom plate.

[0008] In order to drive the screw rod to rotate conveniently, as a horizontal direct connection submersible centrifugal pump of the utility model, the bottom end of the screw rod is fixedly connected with a knob.

[0009] In order to facilitate the installation and fixation of the base, as a horizontal direct connection submersible centrifugal pump of the utility model, the front and rear sides of the base are fixedly connected with two installation plates below, and installation screw holes are formed in the outer walls of the two installation plates.

[0010] In order to clamp and fix the bottom plate through the clamping plates, as a horizontal direct connection submersible centrifugal pump of the utility model, the outer side wall of the clamping plate and the side close to the center of the sliding plate are flush.

[0011] Compared with the prior art, the utility model has the beneficial effects as follows:

[0012] The screw rod is rotated through the knob, rotates in the inner side of the bearing, and moves the sleeve upward when rotating, drives the two connecting blocks to move upward, thereby drives the two movable rods to be extruded, and the other end of the two movable rods synchronously drives the two sliding plates to slide away from each other, thereby releases the clamping of the two clamping plates on the bottom plate, and the plurality of side positioning rods on the two sides are moved out of the side positioning holes, at this time, the horizontal direct connection submersible centrifugal pump body can be disassembled by lifting upward, and the screw rod is reversely rotated when installing, the clamping plate re-clamps the horizontal direct connection submersible centrifugal pump body, the side positioning rod enters the side positioning hole to limit, is convenient to disassemble and assemble, and is convenient to overhaul and maintain. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is whole main view structure diagram of the utility model;

[0014] Fig. 2 It is part of the utility model view structure diagram;

[0015] Fig. 3 It is base dismounting state schematic view of the utility model.

[0016] In the drawing: 1, horizontal direct connection submersible centrifugal pump body; 2, bottom plate; 3, base; 4, sliding rail; 5, sliding plate; 6, bearing; 7, screw rod; 8, sleeve; 9, connecting rod; 10, connecting block; 11, movable rod; 12, clamping plate; 13, side positioning rod; 14, side positioning hole; 15, bottom positioning hole; 16, bottom positioning rod; 17, knob; 18, installation plate; 19, installation screw hole. DETAILED DESCRIPTION

[0017] Please refer to Figs. 1 to 3The utility model provides a horizontal direct connection submersible centrifugal pump, including horizontal direct connection submerservoir centrifugal pump body 1 and the bottom plate 2 of fixed connection in the bottom of horizontal direct connection submerservoir centrifugal pump body 1, the lower portion of bottom plate 2 is provided with base 3, the upper end surface both sides of base 3 are fixedly connected with slide rail 4, the upper end surface of two slide rails 4 is slidably connected with two left and right distribution slide plates 5, the lower portion of the front end surface of base 3 is fixedly connected with bearing 6, the inner side of bearing 6 is rotatably connected with screw rod 7, the outer wall of screw rod 7 is threadedly connected with screw sleeve 8, the outer wall of screw sleeve 8 is fixedly connected with two symmetrical distribution connecting blocks 10 through connecting rod 9, and the front end surface between two connecting blocks 10 and two slide plates 5 is movably connected with movable rod 11, and the upper end surface of two slide plates 5 is fixedly connected with clamping plate 12.

[0018] In the embodiment: when the horizontal direct connection submerservoir centrifugal pump body 1 is used, first, the base 3 is installed at the specified position through the mounting plate 18 and the mounting screw hole 19, and when the horizontal direct connection submerservoir centrifugal pump body 1 needs to be maintained subsequently, the screw rod 7 is rotated through the knob 17, the screw rod 7 rotates in the inner side of the bearing 6, the screw rod 7 is moved upwards when rotating, the screw sleeve 8 drives the two connecting blocks 10 to move upwards, thereby driving the two movable rods 11 to be extruded, and the other end of the two movable rods 11 synchronously drives the two slide plates 5 to slide away from each other, so that the two clamping plates 12 release the clamping of the bottom plate 2, and at the same time, the plurality of side positioning rods 13 on the two sides are moved out of the side positioning holes 14, at this time, the horizontal direct connection submerservoir centrifugal pump body 1 can be disassembled by lifting upwards, and the reverse rotation of the screw rod 7 can be used for installation, the clamping plate 12 clamps the horizontal direct connection submerservoir centrifugal pump body 1 again, the side positioning rod 13 enters the side positioning hole 14 to limit, and the disassembly and assembly are convenient, which is convenient for maintenance.

[0019] As a technical optimization scheme of the utility model, the opposite side of the two clamping plates 12 is fixedly connected with two side positioning rods 13, and the outer wall of the bottom plate 2 is provided with two side positioning holes 14 matched with the side positioning rods 13 on the left and right sides.

[0020] In the embodiment: the side positioning rod 13 extends to the inside of the side positioning hole 14, so that the bottom plate 2 can be limited and fixed, and the installation stability is improved.

[0021] As a technical optimization scheme of the utility model, the upper end surface of the base 3 is provided with a plurality of bottom positioning holes 15, and the lower end surface of the bottom plate 2 is fixedly connected with a plurality of bottom positioning rods 16 matched with the bottom positioning holes 15.

[0022] In the embodiment: the bottom positioning rod 16 is inserted into the inside of the bottom positioning hole 15, so that the bottom plate 2 can be limited and fixed, and the installation stability is improved.

[0023] As a technical optimization scheme of the utility model, the bottom end of the screw rod 7 is fixedly connected with the knob 17.

[0024] In this embodiment: the bottom end of the screw rod 7 is fixedly connected with a knob 17, which facilitates rotation of the screw rod 7.

[0025] As a technical optimization scheme of the utility model, two mounting plates 18 are fixedly connected below the front and rear sides of the base 3, and mounting screw holes 19 are formed through the outer walls of the two mounting plates 18.

[0026] In this embodiment: the outer walls of the two mounting plates 18 are formed with mounting screw holes 19, so that the base 3 can be installed and fixed at a specified position through the mounting plate 18 and the mounting screw hole 19.

[0027] As a technical optimization scheme of the utility model, the outer side wall of the clamping plate 12 is flush with the side of the sliding plate 5 close to the center.

[0028] In this embodiment: the outer side wall of the clamping plate 12 is flush with the side of the sliding plate 5 close to the center, so that the clamping plate 12 can abut against the side wall of the bottom plate 2, thereby improving the clamping effect.

[0029] Working principle: when the horizontal direct connection submersible centrifugal pump body 1 is used, the base 3 is first installed at a specified position through the mounting plate 18 and the mounting screw hole 19, and when maintenance of the horizontal direct connection submersible centrifugal pump body 1 is needed later, the screw rod 7 is rotated through the knob 17, the screw rod 7 rotates inside the bearing 6, the screw rod 7 moves upward when rotating, the screw sleeve 8 moves upward, the two connecting blocks 10 are moved upward, the two movable rods 11 are squeezed, and the other ends of the two movable rods 11 synchronously drive the two sliding plates 5 to slide away from each other, so that the two clamping plates 12 release the clamping of the bottom plate 2, and the plurality of side positioning rods 13 on both sides move out of the side positioning holes 14, at this time, the horizontal direct connection submersible centrifugal pump body 1 can be disassembled by being pulled upward, and the reverse rotation of the screw rod 7 can be used for installation, the clamping plate 12 clamps the horizontal direct connection submersible centrifugal pump body 1 again, and the side positioning rod 13 enters the side positioning hole 14 for limiting, so that the disassembly and assembly are convenient and the maintenance is facilitated.

[0030] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A horizontal direct connection submersible centrifugal pump, comprising a horizontal direct connection submersible centrifugal pump body (1) and a bottom plate (2) fixedly connected to the bottom of the horizontal direct connection submersible centrifugal pump body (1), characterized in that: The lower portion of the bottom plate (2) is provided with a base (3), the upper end face of the base (3) is fixedly connected with slide rails (4) on the front and rear sides, the upper end faces of the two slide rails (4) are slidably connected with two slide plates (5) distributed on the left and right sides, the lower portion of the front end face of the base (3) is fixedly connected with a bearing (6), the inner side of the bearing (6) is rotatably connected with a screw rod (7), the outer wall of the screw rod (7) is threadedly connected with a screw sleeve (8) above, the outer wall of the screw sleeve (8) is fixedly connected with two symmetrically distributed connecting blocks (10) through connecting rods (9), the front end faces between the two connecting blocks (10) and the two slide plates (5) are movably connected with movable rods (11), the upper end faces of the two slide plates (5) are fixedly connected with clamping plates (12). The opposite sides of the two clamping plates (12) are fixedly connected with two side positioning rods (13), and the left and right sides of the outer wall of the bottom plate (2) are both provided with two side positioning holes (14) matched with the side positioning rods (13).

2. A horizontal direct coupled canned centrifugal pump according to claim 1, characterized in that: The upper end face of the base (3) is provided with a plurality of bottom positioning holes (15), and the lower end face of the bottom plate (2) is fixedly connected with a plurality of bottom positioning rods (16) matched with the bottom positioning holes (15).

3. The horizontal direct coupled canned centrifugal pump according to claim 1, characterized in that: The bottom end of the screw rod (7) is fixedly connected with a knob (17).

4. The horizontal direct coupled canned centrifugal pump of claim 1, wherein: The front and rear sides of the base (3) are both fixedly connected with two mounting plates (18) below, and the outer walls of the two mounting plates (18) are both provided with mounting screw holes (19).

5. The horizontal direct coupled canned centrifugal pump of claim 1, wherein: The outer side wall of the clamping plate (12) and the side close to the center of the slide plate (5) are flush.

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