CN218971494U

CN218971494U - Chemical process pump with modular mechanical seal assembly

Info

Publication number: CN218971494U
Application number: CN202223130715.8U
Authority: CN
Inventors: 陶海俊; 陶海锋
Original assignee: Jiangsu Keman Machinery Manufacturing Co ltd
Current assignee: Jiangsu Keman Machinery Manufacturing Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-05-05
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to the technical field of chemical process pumps, in particular to a chemical process pump with a modular mechanical seal assembly, which comprises a pump body, wherein a connecting pipe is fixedly connected to an inlet of the pump body, the connecting pipe is connected with a water inlet pipe through the seal assembly, the seal assembly comprises a right cutting and a left cutting, a plurality of first slots are formed in the connecting pipe, a first limiting block is arranged at the first slot, a plurality of second slots are formed in the water inlet pipe, a second limiting block is arranged at the second slot, one end of the right cutting stretches into the first slot and is in abutting connection with the first limiting block, the other end of the right cutting is inserted into the second slot, one end of the left cutting stretches into the second slot and is in abutting connection with the second limiting block, the other end of the left cutting is inserted into the first slot, and the adjacent right cutting and the left cutting are fixed through the limiting assembly. Compared with the traditional flange connection, the modular mechanical seal assembly is convenient to assemble and disassemble, and the tightness of the butt joint of the connecting pipe and the water inlet pipe is further enhanced.

Description

Chemical process pump with modular mechanical seal assembly

Technical Field

The utility model relates to the technical field of chemical process pumps, in particular to a chemical process pump with a modular mechanical seal assembly.

Background

The chemical process pump is a generic name of various pumps in the chemical production process, and is suitable for conveying neutral or corrosive, clean or liquid medium containing solid particles and low temperature or high temperature;

the utility model patent in China with the application number of CN202111623378.3 discloses a chemical process pump with heat dissipation and shock absorption functions and a method thereof, the chemical process pump comprises a base and an installation groove, the device blows heat generated at a rotating shaft through a fan blade arranged on the rotating shaft, heat release is accelerated, and part of heat can flow out through a heat dissipation hole arranged at the side edge of a protective cover, so that the heat release rate is increased, and the chemical process pump is ensured to stably operate.

However, the existing chemical process pump needs to be communicated with the pump itself before use, and the chemical process pump is generally connected and fixed by adopting a flange, so that the connection mode often needs to be screwed on a plurality of places in actual operation, the operation is more troublesome, and when the chemical process pump is vibrated, looseness is easy to occur, and further leakage and other conditions are caused.

Disclosure of Invention

The utility model aims to provide a chemical process pump with a modular mechanical seal assembly, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a take chemical process pump of modular mechanical seal subassembly, includes the pump body, the entrance fixedly connected with connecting pipe of the pump body, the connecting pipe is connected with the inlet tube through seal subassembly, seal subassembly includes many right cutting and many left cutting, the connecting pipe is close to seal subassembly's one end and has been seted up a plurality of first slots that are annular array distribution, first slot opening part is fixed to be provided with a stopper, the inlet tube is close to seal subassembly's one end and has been seted up a plurality of second slots, the fixed No. two stoppers that are provided with of opening part of second slot, right cutting one end stretches into first slot and contradicts with a stopper to be connected, and the right cutting other end is inserted and is established in the second slot, left cutting one end stretches into the second slot and contradicts with No. two stoppers to be connected, and left cutting other end is inserted and is established in first slot, and adjacent two sets of right cutting and left cutting are fixed through spacing subassembly.

Preferably, the limiting component comprises six groups of right cutting and left cutting, and the limiting components are distributed in an annular array.

Preferably, the right cutting and the left cutting are provided with longitudinal slots for accommodating the limiting components, and the right side of each longitudinal slot is provided with a limiting clamping slot.

Preferably, the limiting component comprises a connecting strip, a positioning block, an auxiliary protruding edge, an L-shaped inserting block and a return spring, wherein the connecting strip is an arc-shaped strip, and the lower end of the connecting strip is fixedly connected with two groups of positioning blocks.

Preferably, the movable cavity is arranged in the positioning block, the L-shaped insert block is arranged in the movable cavity in a limiting sliding mode, one end of the L-shaped insert block is fixedly connected with a reset spring, and the other end of the L-shaped insert block is inserted into the limiting clamping groove.

Preferably, the connecting strip is provided with a through groove matched with the L-shaped inserting block in a penetrating way, and one end of the connecting strip far away from the L-shaped inserting block is fixedly connected with an auxiliary protruding edge.

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

1. according to the utility model, the plurality of right cutting and the plurality of left cutting are sequentially inserted into the first slot and the second slot and are in abutting connection with the first limiting block and the second limiting block in sequence, and the limiting assembly is used for limiting and fixing the right cutting and the left cutting, so that the modular mechanical seal assembly is formed.

2. According to the utility model, the elastic force of the reset spring is utilized to act on the L-shaped insert block, so that the L-shaped insert block can be stably inserted into the limiting clamping groove under the condition of no external force, the right insert and the left insert are limited and fixed, the assembly is convenient, and the later disassembly and the maintenance are easy; and through setting up supplementary protruding edge, provide the effect of pressing the reference surface, can be convenient for promote L shape inserted block.

Drawings

FIG. 1 is a schematic diagram of the present utility model.

Fig. 2 is an exploded view of the seal assembly of the present utility model.

FIG. 3 is a schematic illustration of the attachment of the seal assembly of the present utility model.

Fig. 4 is a schematic view of a spacing assembly of the present utility model.

In the figure: the pump body 1, the connecting pipe 2, the first slot 201, the first limiting block 202, the water inlet pipe 3, the second slot 301, the second limiting block 302, the right cutting 4, the left cutting 5, the connecting strip 6, the positioning block 7, the auxiliary protruding edge 8, the L-shaped inserting block 9 and the reset spring 10.

Detailed Description

So that the manner in which the features and advantages of the utility model, as well as the manner in which the features and advantages of the utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and detailed description of the embodiments thereof which are illustrated in the appended drawings.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a take chemical process pump of module formula mechanical seal subassembly, including the pump body 1, the entrance fixedly connected with connecting pipe 2 of the pump body 1, connecting pipe 2 is connected with inlet tube 3 through seal subassembly, seal subassembly includes many right side cutting 4 and many left side cutting 5, a plurality of first slot 201 that are annular array distribution are offered to the one end that sealing subassembly is close to connecting pipe 2, first slot 201 opening part is fixed to be provided with a stopper 202, a plurality of second slots 301 have been offered to the one end that sealing subassembly is close to inlet tube 3, the fixed No. two stopper 302 that are provided with in opening part of second slot 301, right side cutting 4 one end stretches into first slot 201 and is contradicted with stopper 202 and be connected, right side cutting 4 other end is inserted and is established in second slot 301, left side cutting 5 one end stretches into second slot 301 and is contradicted with No. two stopper 302 and is connected, left side cutting 4 other end is inserted and is established in first slot 302, a plurality of second slots 301 are adjacent two sets of right side cutting 4 and left side cutting 5 are fixed through spacing subassembly.

According to the utility model, the plurality of right cutting 4 and the plurality of left cutting 5 are sequentially inserted into the first slot 201 and the second slot 301 and are sequentially in abutting connection with the first limiting block 202 and the second limiting block 302, and the limiting assembly is used for limiting and fixing the right cutting 4 and the left cutting 5, so that a modular mechanical sealing assembly is formed, and compared with the traditional flange connection, the modular mechanical sealing assembly is convenient to assemble and disassemble, and the tightness of butt joint of the connecting pipe 2 and the water inlet pipe 3 is further enhanced.

The limiting component comprises six groups of right cutting 4 and six groups of left cutting 5, and the limiting components are distributed in an annular array. Longitudinal slots for accommodating the limiting components are formed in the right cutting 4 and the left cutting 5, and limiting clamping grooves are formed in the right side of each longitudinal slot.

Further, the right cutting 4 and the left cutting 5 are both rotatably locked in the first slot 201 and the second slot 301.

The limiting component comprises a connecting strip 6, a positioning block 7, an auxiliary convex edge 8, an L-shaped inserting block 9 and a reset spring 10, wherein the connecting strip 6 is an arc-shaped strip, and the lower end of the connecting strip 6 is fixedly connected with two groups of positioning blocks 7.

The elastic force of the reset spring 10 is utilized to act on the L-shaped insert block 9, so that the L-shaped insert block 9 can be stably inserted into the limiting clamping groove under the condition of not being subjected to external force, the right insert 4 and the left insert 5 are limited and fixed, the assembly is convenient, and the later disassembly and the maintenance are easy;

by arranging the auxiliary convex edge 8, the function of pressing the reference surface is provided, so that the L-shaped insert 9 can be pushed conveniently;

the movable cavity is formed in the positioning block 7, the L-shaped insert block 9 is arranged in the movable cavity in a limiting sliding mode, one end of the L-shaped insert block 9 is fixedly connected with a reset spring 10, and the other end of the L-shaped insert block 9 is inserted into the limiting clamping groove. The connecting strip 6 is provided with a through groove matched with the L-shaped inserting block 9 in a penetrating way, and one end of the connecting strip 6 far away from the L-shaped inserting block 9 is fixedly connected with an auxiliary convex edge 8.

Specifically, by pinching the end of the L-shaped insert 9 and the auxiliary flange 8 and pressing the L-shaped insert 9 against the auxiliary flange 8, the L-shaped insert 9 presses the return spring 10 and is withdrawn from the retaining groove, thereby withdrawing the entire retaining assembly from the longitudinal slot.

When the device is used, a plurality of right cutting strips 4 are sequentially and rotationally clamped in a first slot 201, a plurality of left cutting strips 5 are also sequentially and rotationally clamped in a second slot 301, then a water inlet pipe 3 assembled with the left cutting strips 5 is in clamping butt joint with a connecting pipe 2 assembled with the right cutting strips 4, then the L-shaped cutting strips 9 are pressed towards an auxiliary protruding edge 8 by pinching the end parts of the L-shaped cutting strips 9, so that the L-shaped cutting strips 9 squeeze a reset spring 10 and are extracted from a limiting clamping groove, a limiting assembly is integrally inserted in a longitudinal slot, then the end parts of the L-shaped cutting strips 9 and the auxiliary protruding edge 8 are released, and at the moment, under the action of the rebound force of the reset spring 10, the L-shaped cutting strips 9 can be stably inserted in the limiting clamping groove without external force, and the right cutting strips 4 and the left cutting strips 5 are limited and fixed;

The foregoing description of the preferred embodiment of the utility model is provided for the purpose of illustration only, and is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, alternatives, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The utility model provides a take chemical process pump of module formula mechanical seal subassembly, includes the pump body (1), the entrance fixedly connected with connecting pipe (2) of pump body (1), its characterized in that: the utility model discloses a sealing device for a solar cell module, including connecting pipe (2), sealing component is connected with inlet tube (3) through sealing component, sealing component includes many right cutting (4) and many left cutting (5), connecting pipe (2) are close to sealing component's one end and have been seted up a plurality of first slots (201) that are annular array distribution, first slot (201) opening part is fixed to be provided with stopper (202), a plurality of second slots (301) have been seted up to inlet tube (3) near sealing component's one end, the fixed stopper (302) that is provided with in opening part of second slot (301), right cutting (4) one end stretches into first slot (201) and contradicts with stopper (202) and be connected, right cutting (4) other end is inserted and is established in second slot (301), left cutting (5) one end stretches into second slot (301) and contradicts with stopper (302) and is connected, and left cutting (5) other end is inserted and is established in first slot (201), and right cutting (4) and left cutting (5) of adjacent two sets of are fixed through spacing component.

2. A chemical process pump with a modular mechanical seal assembly as set forth in claim 1 wherein: the limiting assembly comprises six groups of right cutting (4) and left cutting (5), and the six groups of the limiting assemblies are distributed in an annular array.

3. A chemical process pump with a modular mechanical seal assembly as set forth in claim 2 wherein: longitudinal slots for accommodating limiting components are formed in the right cutting (4) and the left cutting (5), and limiting clamping grooves are formed in the right side of each longitudinal slot.

4. A chemical process pump with a modular mechanical seal assembly as set forth in claim 3 wherein: the limiting assembly comprises a connecting strip (6), positioning blocks (7), auxiliary protruding edges (8), L-shaped inserting blocks (9) and a reset spring (10), wherein the connecting strip (6) is an arc-shaped strip, and the lower ends of the connecting strip (6) are connected with two groups of positioning blocks (7).

5. The chemical process pump with a modular mechanical seal assembly of claim 4, wherein: the movable cavity is formed in the positioning block (7), the L-shaped inserting block (9) is arranged in the movable cavity in a limiting sliding mode, one end of the L-shaped inserting block (9) is fixedly connected with a reset spring (10), and the other end of the L-shaped inserting block (9) is inserted into the limiting clamping groove.

6. The chemical process pump with a modular mechanical seal assembly of claim 5, wherein: the connecting strip (6) is provided with a through groove matched with the L-shaped inserting block (9) in a penetrating way, and one end, far away from the L-shaped inserting block (9), of the connecting strip (6) is fixedly connected with an auxiliary protruding edge (8).