Chemical pump mechanical sealing device with axial compensation function

Abstract

The utility model provides a chemical pump mechanical sealing device with an axial compensation function, and relates to the technical field of chemical pump equipment, the chemical pump mechanical sealing device comprises a chemical pump, a connecting seat is arranged on one side of the chemical pump, a square groove is formed in one side of the chemical pump, grooves are formed in the inner wall of the top and the inner wall of the bottom of the square groove, and the connecting seat is connected with the square groove. A groove is formed in one side of the connecting seat, a same fixing thin rod is fixedly installed on the inner walls of the two sides of the groove, a same sliding seat is slidably installed on the two thin rods, a fixing groove is formed in one side of the connecting seat, a same fixing rod is fixedly installed on the inner walls of the top and the bottom of the fixing groove, and two symmetrically-arranged sliding plates are slidably installed on the fixing rod; one ends of first springs are fixedly installed on the sides, away from each other, of the two sliding plates, and the other ends of the first springs are fixedly installed on the inner walls of the fixing grooves. According to the chemical pump sealing device, the compensator can be limited through the elastic force effect of the first spring at the moment, so that the chemical pump is sealed, and people can use the chemical pump conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of chemical pump equipment, and more specifically, particularly relates to a chemical pump mechanical sealing device with an axial compensation function. Background Art

[0002] The axial compensator is a mechanical component used to compensate for axial displacement. It is mainly composed of a sleeve, a mandrel, a spring and a set of seals. The main function of the axial compensator is to allow the axial displacement caused by changes in temperature, pressure, etc. during the operation of the machine, thereby ensuring the normal operation of the machine.

[0003] Based on the above, the inventors have found the following problem: since the existing compensator is not convenient for sealing and fixing the chemical pump well, the chemical pump is prone to failure when in use, making it inconvenient for people to use.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a chemical pump mechanical seal device with axial compensation function is provided, in order to achieve a more practical purpose. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a chemical pump mechanical sealing device with axial compensation function to solve the problem that the existing compensator is not convenient for sealing and fixing the chemical pump well, which makes the chemical pump prone to failure when in use, making it inconvenient for people to use.

[0006] The purpose and effect of the mechanical seal device of a chemical pump with axial compensation function of the utility model are achieved by the following specific technical means:

[0007] A chemical pump mechanical seal device with an axial compensation function comprises a chemical pump, wherein a connecting seat is provided on one side of the chemical pump, a square groove is provided on one side of the chemical pump, grooves are provided on the top inner wall and the bottom inner wall of the square groove, a same fixed thin rod is fixedly installed on the inner walls on both sides of the groove, a same sliding seat is slidably installed on the two thin rods, a fixed groove is provided on one side of the connecting seat, a same fixed rod is fixedly installed on the top inner wall and the bottom inner wall of the fixed groove, two symmetrically arranged slides are slidably installed on the fixed rod, one end of a first spring is fixedly installed on the side of the two slides away from each other, and the other end of the first spring is fixedly installed on the inner wall of the fixed groove, a circular hole is provided on the top and bottom of the chemical pump, a limiting groove is provided on the inner walls on both sides of the circular hole, a same fixed column is fixedly installed on the top inner wall and the bottom inner wall of the limiting groove, a limiting seat is slidably installed on the fixed column, one end of a second spring is fixedly installed on one side of the limiting seat, and the other end of the second spring is fixedly installed on the inner wall of the limiting groove.

[0008] Furthermore, one side of the slide plate extends to the outside of the fixing groove and is rotatably mounted with one end of a rotating rod, and the other end of the rotating rod is rotatably mounted on the sliding seat.

[0009] Furthermore, a sliding hole is opened on one side of the sliding seat, a sealing ring is provided on the side wall of the sliding hole, and the sliding seat is slidingly and sealingly connected to the thin rod through the sealing ring.

[0010] Furthermore, a same clamping plate is fixedly installed on one side of the two limit seats close to each other, and clamping grooves are provided on the top and bottom of the compensator, and the clamping plate is clamped in the clamping grooves.

[0011] Furthermore, a circular cover plate is provided on one side of the compensator, and a plurality of symmetrically arranged through holes are opened on the circular cover plate.

[0012] Furthermore, the top of the clamping plate extends to the outside of the circular hole and is fixedly provided with a handle, and an anti-slip sleeve is provided on the handle.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, the rotation of the rotating rod can drive the slide plate to slide, so that the slide plate squeezes the first spring, so that the first spring is in a compressed state until the slot and the card plate are located on the same axis. At this time, the card plate can be inserted into the slot under the elastic force of the second spring. The elastic force of the first spring can limit the compensator at this time, thereby completing the sealing of the chemical pump, making it convenient for people to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall external schematic diagram of the utility model.

[0016] Figure 2 yes Figure 1 Schematic diagram of the cross-section.

[0017] Figure 3 yes Figure 2 Enlarged schematic diagram of part A.

[0018] Figure 4 It is a side view schematic diagram of the cover.

[0019] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0020] 1. Chemical pump; 2. Connecting seat; 3. Fixing groove; 4. Fixing rod; 5. Slide plate; 6. First spring; 7. Rotating rod; 8. Groove; 9. Thin rod; 10. Sliding seat; 11. Compensator; 12. Connecting hole; 13. Cover plate; 14. Through hole; 15. Card plate; 16. Limiting groove; 17. Thin rod; 18. Limiting seat; 19. Second spring; 20. Card groove. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0024] As attached Figure 1 To Attachment Figure 4 As shown:

[0025] The utility model provides a chemical pump mechanical seal device with an axial compensation function, comprising a chemical pump 1, a connecting seat 2 is provided on one side of the chemical pump 1, a square groove is provided on one side of the chemical pump 1, a groove 8 is provided on the top inner wall and the bottom inner wall of the square groove, a same fixed thin rod 9 is fixedly installed on the inner walls on both sides of the groove 8, a same sliding seat 10 is slidably installed on the two thin rods 9, a fixed groove 3 is provided on one side of the connecting seat 2, a same fixed rod 4 is fixedly installed on the top inner wall and the bottom inner wall of the fixed groove 3, two symmetrically arranged fixed rods 4 are slidably installed on the fixed rod 4 The slide plates 5, one end of the first spring 6 is fixedly installed on the side away from each other of the two slide plates 5, the other end of the first spring 6 is fixedly installed on the inner wall of the fixing groove 3, the top and bottom of the chemical pump 1 are provided with circular holes, and the inner walls on both sides of the circular holes are provided with limiting grooves 16, the top inner wall and the bottom inner wall of the limiting groove 16 are fixedly installed with the same fixing column 17, the limiting seat 18 is slidably installed on the fixing column 17, one side of the limiting seat 18 is fixedly installed with one end of the second spring 19, and the other end of the second spring 19 is fixedly installed on the inner wall of the limiting groove 16.

[0026] Among them, one side of the slide plate 5 extends to the outside of the fixing groove 3 and is rotatably installed with one end of a rotating rod 7, and the other end of the rotating rod 7 is rotatably installed on the sliding seat 10. Through the setting of the rotating rod 7, when the sliding seat 10 slides, the rotating rod 7 can be rotated, so that the slide plate 5 can slide.

[0027] Among them, a sliding hole is opened on one side of the sliding seat 10, and a sealing ring is provided on the side wall of the sliding hole. The sliding seat 10 is slidingly and sealingly connected to the thin rod 9 through the sealing ring. The setting of the sealing ring can reduce the friction force on the sliding seat 10 when sliding, thereby facilitating the sliding of the sliding seat 10.

[0028] Among them, the same clamping plate 15 is fixedly installed on the side where the two limit seats 18 are close to each other, and the top and bottom of the compensator 11 are provided with clamping slots 20, and the clamping plate 15 is clamped with the clamping slot 20. Through the clamping setting of the clamping slot 20 and the clamping plate 15, the compensator 11 can be well limited when the clamping plate 15 is clamped into the clamping slot 20.

[0029] A circular cover plate 13 is disposed on one side of the compensator 11 , and a plurality of symmetrically arranged through holes 14 are provided on the circular cover plate 13 . The arrangement of the plurality of through holes 14 makes it convenient for people to use the circular cover plate 13 .

[0030] The top of the card plate 15 extends to the outside of the circular hole and is fixedly provided with a handle, on which an anti-slip sleeve is provided, so that people can pull the card plate 15 conveniently.

[0031] In the utility model, the circular cover plate 13 is first pushed, and the circular cover plate 13 can drive the compensator 11 to move. The movement of the compensator 11 can drive the sliding seat 10 to slide, and the compensator 11 can squeeze the card plate 15 when sliding, so that the two card plates 15 slide in opposite directions, and the sliding seat 10 can drive the rotating rod 7 to rotate when sliding, and the rotation of the rotating rod 7 can drive the slide plate 5 to slide, so that the slide plate 5 squeezes the first spring 6, so that the first spring 6 is in a compressed state, until the slot 20 and the card plate 15 are located on the same axis, at this time, the card plate 15 can be stuck in the slot 20 under the elastic force of the second spring 19, and the elastic force of the first spring 6 can complete the limiting of the compensator 11 at this time, thereby completing the sealing of the chemical pump 1, so that people are convenient to use.

[0032] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A chemical pump mechanical seal device with axial compensation function, comprising a chemical pump (1), characterized in that: A connecting seat (2) is provided on one side of the chemical pump (1), a square groove is provided on one side of the chemical pump (1), a groove (8) is provided on the top inner wall and the bottom inner wall of the square groove, a same fixed thin rod (9) is fixedly installed on the inner walls on both sides of the groove (8), and a same sliding seat (10) is slidably installed on the two thin rods (9), a fixing groove (3) is provided on one side of the connecting seat (2), a same fixing rod (4) is fixedly installed on the top inner wall and the bottom inner wall of the fixing groove (3), and two symmetrically arranged slide plates (5) are slidably installed on the fixing rod (4), and the two slide plates (5) are separated from each other. One end of a first spring (6) is fixedly mounted on one side, and the other end of the first spring (6) is fixedly mounted on the inner wall of the fixing groove (3). The chemical pump (1) is provided with a circular hole at the top and bottom, and a limiting groove (16) is provided on the inner walls on both sides of the circular hole. The same fixing column (17) is fixedly mounted on the top inner wall and the bottom inner wall of the limiting groove (16). A limiting seat (18) is slidably mounted on the fixing column (17). One end of a second spring (19) is fixedly mounted on one side of the limiting seat (18), and the other end of the second spring (19) is fixedly mounted on the inner wall of the limiting groove (16).

2. A chemical pump mechanical seal device with axial compensation function as claimed in claim 1, characterized in that: One side of the slide plate (5) extends to the outside of the fixing groove (3) and is rotatably mounted with one end of a rotating rod (7), and the other end of the rotating rod (7) is rotatably mounted on a sliding seat (10).

3. A chemical pump mechanical seal device with axial compensation function as claimed in claim 1, characterized in that: A sliding hole is provided on one side of the sliding seat (10), a sealing ring is provided on the side wall of the sliding hole, and the sliding seat (10) is slidably and sealingly connected to the thin rod (9) via the sealing ring.

4. A chemical pump mechanical seal device with axial compensation function as claimed in claim 1, characterized in that: A same clamping plate (15) is fixedly mounted on one side of the two limit seats (18) close to each other. The chemical pump mechanical seal device also includes a compensator (11). The compensator (11) has clamping grooves (20) at the top and bottom. The clamping plate (15) is clamped into the clamping grooves (20).

5. A chemical pump mechanical seal device with axial compensation function as claimed in claim 4, characterized in that: A circular cover plate (13) is provided on one side of the compensator (11), and a plurality of symmetrically arranged through holes (14) are provided on the circular cover plate (13).

6. A chemical pump mechanical seal device with axial compensation function as claimed in claim 4, characterized in that: The top of the clamping plate (15) extends to the outside of the circular hole and is fixedly provided with a handle, and an anti-slip sleeve is provided on the handle.

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