Lightweight temperature-resistant pump body and pump cover

Abstract

The utility model relates to the technical field of pump bodies and pump covers, and provides a light-weight temperature-resistant pump body and pump cover which aims to solve the problems that bolts need to be dismantled one by one when the pump cover is dismantled in the prior art, and the maintenance process is tedious and time-consuming due to the fact that the bolts are usually installed and dismantled through tools in bolt connection. Comprising a pump body and a pump cover installed on the end face of the pump body, a plurality of through holes are formed in the circumferential direction of the upper surface of the pump body at equal intervals, a plurality of guide grooves are formed in the circumferential direction of the upper surface of the pump body at equal intervals, and one ends of the guide grooves communicate with the through holes. The check block moves upwards by rotating the rotating disc, the pump cover and the pump body are tightly and fixedly installed together, when the rotating disc rotates to a proper position, the position of the rotating disc is limited, it is ensured that the pump cover and the pump body are firmly fixed, bolts do not need to be disassembled one by one when the pump cover is disassembled through the device, the pump cover disassembling process is simple and easy to operate, and the working efficiency is improved. And the use of installation and maintenance personnel is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of pump bodies and pump covers, in particular to a lightweight and temperature-resistant pump body and pump cover. Background Art

[0002] A pump is a machine that transports fluids or pressurizes fluids. It transfers the mechanical energy of the prime mover or other external energy to the liquid to increase the energy of the liquid. It is mainly used to transport liquids such as water, oil, acid and alkali liquids, emulsions, suspensions and liquid metals. According to the working principle, it can be divided into three categories: positive displacement pumps, dynamic pumps and other types of pumps.

[0003] The existing lightweight temperature-resistant pump body and pump cover (publication number: CN216866989U) has at least the following disadvantages:

[0004] When the above patent is in use, the pump body and the pump cover are fixed together by multiple bolts. The pump body needs frequent maintenance during use. At this time, the maintenance personnel need to manually remove the pump cover. When removing the pump cover, the bolts need to be removed one by one. Since the bolt connection usually requires the use of tools for installation and disassembly, the maintenance process is cumbersome and time-consuming. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that when removing the pump cover, the bolts need to be removed one by one, and since the bolt connection usually requires the use of tools for installation and removal, resulting in a cumbersome and time-consuming maintenance process, and to propose a lightweight and temperature-resistant pump body pump cover.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A lightweight, temperature-resistant pump body pump cover comprises a pump body and a pump cover installed on the end face of the pump body, a plurality of through holes are evenly spaced through the circumferential direction of the upper surface of the pump body, a plurality of guide grooves are evenly spaced through the circumferential direction of the upper surface of the pump body, one end of the guide groove is connected with the through hole, a plurality of positioning countersunk holes are evenly spaced through the circumferential direction of the lower surface of the pump body, the positioning countersunk holes are arranged at the other end of the guide groove, a turntable is rotatably installed on the upper surface of the pump cover, a plurality of wedge-shaped slide grooves are evenly spaced in the circumferential direction of the upper surface of the turntable, arc slide grooves are all penetrated through the bottom walls of the plurality of wedge-shaped slide grooves, wedge blocks are slidably installed on the inner walls of the plurality of wedge-shaped slide grooves, a sliding column is fixedly installed on the lower surface of the wedge block, the sliding column is slidably installed with the inner wall of the arc slide groove, the bottom end of the sliding column penetrates A stopper is fixedly installed on the upper surface of the pump cover, the sliding column is slidably installed with the inner wall of the pump cover, a rotating assembly is provided on the turntable, and a limiting assembly for fixing the position of the turntable is provided on the turntable. The rotating assembly includes a handle fixedly installed on the upper surface of the turntable, the handle is arranged at the rotation center position of the turntable, the limiting assembly includes a locating pin inserted on the upper surface of the turntable, a pulling column is fixedly installed on the top of the locating pin, a tension spring is sleeved on the outer surface of the locating pin, and both ends of the tension spring are fixedly installed with the pulling column and the outer surface of the turntable respectively, a plurality of locating holes are provided on the upper surface of the pump cover, the bottom end of the locating pin passes through the upper surface of the turntable and is slidably installed with the locating hole, and an indicator arrow is provided on the upper surface of the turntable to prevent users from getting the rotation direction wrong.

[0008] Rotate the turntable to move the block upward, and the pump cover and the pump body are tightly fixed together. When it is rotated to a suitable position, loosen the pull column, so that the positioning pin is inserted into the inside of the positioning hole under the action of the tension spring, and the position of the turntable is limited to ensure that the pump cover and the pump body are firmly fixed. When disassembling and assembling the pump cover, there is no need to remove the bolts one by one through this device. The process of disassembling the pump cover is simple and easy to operate, which is convenient for installation and maintenance personnel.

[0009] As a further solution of the utility model, an annular sealing groove is opened on the upper surface of the pump body. When installing the pump cover on the pump body, the installer first manually installs a rubber sealing ring inside the annular sealing groove on the pump body to ensure the sealing of the pump cover and the pump body through the rubber sealing ring.

[0010] As a further solution of the utility model, the turntable, the pump cover and the pump body are arranged on the same axis to ensure that the stopper and the slide column can pass through the through hole on the pump body.

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

[0012] The wedge-shaped slide is driven to rotate by the turntable, so that the wedge block slides relative to the wedge slide, and the relative displacement of the wedge block drives the sliding column to move upward, so that the sliding column drives the stopper to move upward to the inside of the positioning countersunk hole. At this time, the turntable is continued to be rotated to make the stopper continue to move upward, so that the pump cover and the pump body are tightly fixed together. When it is rotated to a suitable position, the pull column is released, so that the locating pin is inserted into the inside of the locating hole under the action of the tension spring, and the position of the turntable is limited to ensure that the pump cover and the pump body are firmly fixed. When disassembling and assembling the pump cover, there is no need to remove the bolts one by one through the device. The process of disassembling the pump cover is simple and easy to operate, which is convenient for installation and maintenance personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of the lightweight, temperature-resistant pump body and pump cover proposed by the utility model;

[0014] Figure 2 A schematic diagram of a pump body of a lightweight, temperature-resistant pump body and pump cover proposed in the utility model;

[0015] Figure 3 A schematic diagram of a turntable of a lightweight, temperature-resistant pump body and pump cover proposed in the utility model;

[0016] Figure 4 A schematic diagram of a pump cover of a lightweight, temperature-resistant pump body proposed in the utility model;

[0017] Figure 5 This is a schematic diagram of the wedge-shaped block of the lightweight and temperature-resistant pump body and pump cover proposed by the utility model.

[0018] In the figure: 1. pump body; 2. pump cover; 3. turntable; 4. slide column; 5. stopper; 6. wedge block; 7. handle; 8. indicator arrow; 9. wedge slide groove; 10. arc slide groove; 11. through hole; 12. guide groove; 13. positioning countersunk hole; 14. annular sealing groove; 15. pull column; 16. positioning pin; 17. tension spring; 18. positioning hole. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do 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 a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] Reference Figure 1-Figure 5 , a lightweight and temperature-resistant pump body and pump cover, comprising a pump body 1 and a pump cover 2 installed on the end face of the pump body 1, a plurality of through holes 11 are equidistantly penetrated in the circumferential direction of the upper surface of the pump body 1, a plurality of guide grooves 12 are equidistantly penetrated in the circumferential direction of the upper surface of the pump body 1, one end of the guide groove 12 is connected with the through hole 11, a plurality of positioning countersunk holes 13 are equidistantly opened in the circumferential direction of the lower surface of the pump body 1, the positioning countersunk holes 13 are arranged at the other end of the guide groove 12, a turntable 3 is rotatably installed on the upper surface of the pump cover 2, a plurality of wedge-shaped slide grooves 9 are equidistantly opened in the circumferential direction of the upper surface of the turntable 3, arc slide grooves 10 are penetrated through the bottom walls of the plurality of wedge-shaped slide grooves 9, wedge blocks 6 are slidably installed on the inner walls of the plurality of wedge-shaped slide grooves 9, a sliding column 4 is fixedly installed on the lower surface of the wedge block 6, the sliding column 4 is slidably installed with the inner wall of the arc slide groove 10, the bottom end of the sliding column 4 penetrates the pump A stopper 5 is fixedly installed on the upper surface of the cover 2, and the sliding column 4 is slidably installed with the inner wall of the pump cover 2. A rotating assembly is provided on the turntable 3, and a limiting assembly for fixing the position of the turntable 3 is provided on the turntable 3. The rotating assembly includes a handle 7 fixedly installed on the upper surface of the turntable 3, and the handle 7 is arranged at the rotation center position of the turntable 3. The limiting assembly includes a positioning pin 16 inserted into the upper surface of the turntable 3, and a pull column 15 is fixedly installed on the top of the positioning pin 16. A tension spring 17 is sleeved on the outer surface of the positioning pin 16, and the two ends of the tension spring 17 are respectively fixedly installed with the pull column 15 and the outer surface of the turntable 3. A plurality of positioning holes 18 are provided on the upper surface of the pump cover 2, and the bottom end of the positioning pin 16 passes through the upper surface of the turntable 3 and is slidably installed with the positioning hole 18. An indication arrow 8 is provided on the upper surface of the turntable 3 to prevent the user from getting the rotation direction wrong.

[0023] By manually aligning the stopper 5 with the through hole 11, the stopper 5 is passed through the through hole 11, and the slide column 4 is also passed through the through hole 11. The installer manually rotates the pump cover 2 in the direction indicated by the indicator arrow 8, so that the pump cover 2 drives the slide column 4 and the stopper 5 to rotate along the guide groove 12. Through the rotation of the stopper 5, the stopper 5 is located directly below the positioning countersunk hole 13. At this time, the installer pulls the pull-out column 15 so that the pull-out column 15 drives the positioning pin 16 to leave the positioning hole 18, and manually rotates the handle 7 in the direction indicated by the indicator arrow 8, so that the handle 7 drives the turntable 3 to rotate, and the turntable 3 drives the wedge-shaped slide groove 9 to rotate, so that the wedge block 6 is released relative to the wedge slide groove 9. The sliding displacement is generated, and the sliding column 4 is driven to move upward through the relative displacement of the wedge block 6, so that the sliding column 4 drives the stopper 5 to move upward to the inside of the positioning countersunk hole 13. At this time, the turntable 3 is continued to be rotated to make the stopper 5 continue to move upward, and the pump cover 2 and the pump body 1 are tightly fixed together. When it is rotated to a suitable position, the pull column 15 is loosened, and the positioning pin 16 is inserted into the inside of the positioning hole 18 under the action of the tension spring 17, and the position of the turntable 3 is limited to ensure that the pump cover 2 and the pump body 1 are firmly fixed. When the pump cover 2 is disassembled and assembled by using the device, there is no need to remove the bolts one by one. The process of disassembling the pump cover 2 is simple and easy to operate, and it is convenient for installation and maintenance personnel to use.

[0024] In this embodiment, an annular sealing groove 14 is opened on the upper surface of the pump body 1. When installing the pump cover 2 on the pump body 1, the installer first manually installs a rubber sealing ring inside the annular sealing groove 14 on the pump body 1, and ensures the sealing between the pump cover 2 and the pump body 1 through the rubber sealing ring.

[0025] In this embodiment, the rotating disk 3 , the pump cover 2 and the pump body 1 are arranged on the same axis to ensure that the stopper 5 and the slide column 4 can pass through the through hole 11 on the pump body 1 .

[0026] It should be noted that the utility model manually aligns the stopper 5 with the through hole 11, passes the stopper 5 through the through hole 11, and makes the slide column 4 also pass through the through hole 11. The installer manually rotates the pump cover 2 in the direction indicated by the indicator arrow 8, so that the pump cover 2 drives the slide column 4 and the stopper 5 to rotate along the guide groove 12. Through the rotation of the stopper 5, the stopper 5 is located directly below the positioning countersunk hole 13. At this time, the installer pulls the pull-out column 15 so that the pull-out column 15 drives the positioning pin 16 to leave the positioning hole 18, and manually rotates the handle 7 in the direction indicated by the indicator arrow 8, so that the handle 7 drives the turntable 3 to rotate, and the turntable 3 drives the wedge-shaped slide groove 9 to rotate, so that the wedge block 6 is relatively The wedge-shaped slide groove 9 slides and displaces, and the sliding column 4 is driven to move upward through the relative displacement of the wedge block 6, so that the sliding column 4 drives the stopper 5 to move upward to the inside of the positioning countersunk hole 13. At this time, the turntable 3 continues to be rotated to make the stopper 5 continue to move upward, and the pump cover 2 and the pump body 1 are tightly fixed together. When it is rotated to a suitable position, the pull column 15 is loosened, and the positioning pin 16 is inserted into the inside of the positioning hole 18 under the action of the tension spring 17, and the position of the turntable 3 is limited to ensure that the pump cover 2 and the pump body 1 are firmly fixed. When the pump cover 2 is disassembled and assembled by using this device, there is no need to remove the bolts one by one. The process of disassembling the pump cover 2 is simple and easy to operate, and it is convenient for installation and maintenance personnel to use.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A lightweight, temperature-resistant pump body and pump cover, comprising a pump body (1) and a pump cover (2) mounted on the end surface of the pump body (1), characterized in that: A plurality of through holes (11) are equidistantly formed on the upper surface of the pump body (1) in a circumferential direction, a plurality of guide grooves (12) are equidistantly formed on the upper surface of the pump body (1), one end of the guide groove (12) is connected to the through hole (11), a plurality of positioning countersunk holes (13) are equidistantly formed on the lower surface of the pump body (1) in a circumferential direction, the positioning countersunk holes (13) are arranged at the other end of the guide groove (12), a turntable (3) is rotatably mounted on the upper surface of the pump cover (2), a plurality of wedge-shaped slide grooves (9) are equidistantly formed on the upper surface of the turntable (3) in a circumferential direction, and a plurality of the positioning countersunk holes (13) are arranged on the lower surface of the pump body (1) in a circumferential direction. The bottom wall of the wedge-shaped slide groove (9) is penetrated by a circular arc slide groove (10), and the inner walls of the plurality of wedge-shaped slide grooves (9) are slidably mounted with a wedge block (6), and the lower surface of the wedge block (6) is fixedly mounted with a slide column (4), and the slide column (4) is slidably mounted with the inner wall of the circular arc slide groove (10), and the bottom end of the slide column (4) penetrates the upper surface of the pump cover (2) and is fixedly mounted with a stopper (5), and the slide column (4) is slidably mounted with the inner wall of the pump cover (2), and a rotating component is provided on the turntable (3), and a limit component for fixing the position of the turntable (3) is provided on the turntable (3).

2. The lightweight, temperature-resistant pump body and pump cover according to claim 1, characterized in that: The rotating assembly comprises a handle (7) fixedly mounted on the upper surface of the rotating disk (3); the handle (7) is arranged at the rotation center position of the rotating disk (3).

3. The lightweight, temperature-resistant pump body and pump cover according to claim 1, characterized in that: The limiting assembly comprises a positioning pin (16) inserted into the upper surface of the turntable (3), a pull column (15) is fixedly mounted on the top of the positioning pin (16), a tension spring (17) is sleeved on the outer surface of the positioning pin (16), and the two ends of the tension spring (17) are respectively fixedly mounted on the pull column (15) and the outer surface of the turntable (3), and a plurality of positioning holes (18) are opened on the upper surface of the pump cover (2), and the bottom end of the positioning pin (16) passes through the upper surface of the turntable (3) and is slidably mounted on the positioning hole (18).

4. The lightweight, temperature-resistant pump body and pump cover according to claim 1, characterized in that: An indication arrow (8) is provided on the upper surface of the turntable (3).

5. The lightweight, temperature-resistant pump body and pump cover according to claim 1, characterized in that: An annular sealing groove (14) is provided on the upper surface of the pump body (1).

6. The lightweight and temperature-resistant pump cover according to claim 1, characterized in that: The rotating disk (3), the pump cover (2) and the pump body (1) are arranged on the same axis.

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