CN213450858U

CN213450858U - Chemical pump convenient to installation and leakproofness are strong

Info

Publication number: CN213450858U
Application number: CN202022231260.3U
Authority: CN
Inventors: 阚建华
Original assignee: Jingjiang Xin'ao Pump Manufacturing Co ltd
Current assignee: Jingjiang Xin'ao Pump Manufacturing Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-15
Anticipated expiration: 2030-10-10

Abstract

The utility model belongs to the technical field of the chemical industry pump, specifically disclose a chemical industry pump convenient to installation and leakproofness are strong, including mounting panel and main shaft, the support is installed to the top of mounting panel, and the top of support installs the pump body, one side of support is provided with fixing bolt, the oil plug is installed to the top of the pump body, the main shaft is installed in the inside of the pump body, and the left end of main shaft installs the hexagonal cap, the right side of hexagonal cap is installed and is linked up the piece, and links up the right side of piece and be provided with the keyway, the outside laminating of keyway has the convex key, and the right side of convex key is fixed with the impeller, the right side of impeller is provided with the pump cover, and one side of pump cover installs two four bolts, the nut is installed to the one. This chemical industry pump convenient to installation and leakproofness are strong passes through the effect of bolt for the chemical industry originally is convenient for install, and inside seal structure is intact simultaneously, and is sealed effectual, and inside can not get into water and dust, has prolonged the life of pump.

Description

Chemical pump convenient to installation and leakproofness are strong

Technical Field

The utility model relates to a chemical pump technical field specifically is a chemical pump convenient to installation and leakproofness are strong.

Background

With the development of modern technology and technology, industrial production is mechanized, where a pump is a machine for conveying or pressurizing fluid, and transfers mechanical energy of a prime mover or other external energy to liquid to increase the energy of the liquid, and the pump is mainly used for conveying liquid such as water, oil, acid-base liquid, emulsion, suspoemulsion, and liquid metal, and can also convey liquid, gas mixture, and liquid containing suspended solids.

The chemical pump on the existing market is not convenient to install, needs a large amount of time to maintain after being dismantled if the internal part is damaged, greatly reduces the working efficiency, has poor sealing performance, and is easy to enter water and dust inside, so that the internal part of the pump is damaged, and the use requirements of people cannot be well met.

To the above-mentioned problem, the innovative design is urgently needed to carry out on the basis of original chemical pump, for this reason we propose a chemical pump convenient to installation and that the leakproofness is strong.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chemical pump convenient to installation and leakproofness are strong to solve the installation of being not convenient for that proposes among the above-mentioned background art, if the internals damages to need maintain after a large amount of time dismantles, greatly reduced work efficiency, the leakproofness is poor simultaneously, inside gets into water and dust easily, leads to the pump internals to damage, can not be fine satisfy people's user demand's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a chemical pump convenient to install and high in sealing performance comprises an installation plate and a main shaft, wherein a support is installed above the installation plate, a pump body is installed above the support, a fixing bolt is arranged on one side of the support, an oil plug is installed above the pump body, the main shaft is installed in the pump body, a hexagonal cap is installed at the left end of the main shaft, a connecting block is installed on the right side of the hexagonal cap, a key groove is formed in the right side of the connecting block, a convex key is attached to the outer portion of the key groove, an impeller is fixed to the right side of the convex key, a pump cover is arranged on the right side of the impeller, a double-four-bolt is installed on one side of the pump cover, a nut is installed at one end of the double-four-bolt, an axle box is fixed to the left side of the oil plug, a sealing cover is installed inside the pump cover, and the inside of the shaft cover is provided with a bearing, the right side of the main shaft is provided with a shaft rear cover, and the right side of the shaft rear cover is fixed with a dust cover.

Preferably, the pump body passes through the cooperation between support and the fixing bolt and constitutes detachable construction with the mounting panel, and the fixing bolt equidistance distributes in the outside of support.

Preferably, the connection block forms a clamping structure with the impeller through the matching between the key groove and the convex key, and the inner surface of the key groove is tightly attached to the outer surface of the convex key.

Preferably, the pump cover and the pump body form a detachable structure through the matching between the double four bolts and the nuts, and the double four bolts and the nuts are in threaded connection.

Preferably, the pump body forms a sealing structure through the cooperation between the mechanical seal and the sealing cover, and the pump body and the sealing cover are fixedly connected.

Preferably, the impeller forms a rotating structure with the pump body through the matching between the main shaft and the bearing, and the center line of the bearing and the center line of the main shaft are overlapped.

Preferably, the bearing is in interference connection with the main shaft, and the inner size of the bearing is matched with the outer size of the main shaft.

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

1. this chemical pump convenient to installation and leakproofness are strong is provided with the bolt, and the pump body passes through the cooperation between support and the fixing bolt and constitutes detachable construction with the mounting panel, and the fixing bolt equidistance distributes in the outside of support, makes things convenient for the chemical pump very much to install, uses manpower sparingly, maintains and changes after being convenient for damage, has made things convenient for people's use greatly.

2. This chemical pump convenient to installation and leakproofness are strong is provided with the impeller, and the impeller is the mechanical energy direct transmission liquid with the prime mover to increase the static pressure energy of liquid and kinetic energy and mainly increase the static pressure energy, open impeller does not have the apron in blade both sides, and it is simple to make, the washing is convenient, is applicable to the material that carries and contains the great suspended solid, makes things convenient for people to use.

3. This chemical industry pump convenient to installation and leakproofness are strong is provided with sealed lid and mechanical seal, and the pump body passes through mechanical seal and constitutes seal structure with the cooperation between the sealed lid, avoids inside entering moisture or dust, leads to the damage of internals, has prolonged the life of chemical industry pump, and is provided with the oil plug, is convenient for pour into lubricating oil into to inside.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the installation structure of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. mounting a plate; 2. a support; 3. a pump body; 4. fixing the bolt; 5. an oil plug; 6. a main shaft; 7. a hexagonal cap; 8. a joining block; 9. a keyway; 10. a convex key; 11. an impeller; 12. a pump cover; 13. double four bolts; 14. a nut; 15. an axle box; 16. a sealing cover; 17. mechanical sealing; 18. a shaft cover; 19. a bearing; 20. a shaft rear cover; 21. and a dust cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a chemical pump convenient to install and high in sealing performance comprises an installation plate 1 and a main shaft 6, wherein a support 2 is installed above the installation plate 1, a pump body 3 is installed above the support 2, a fixing bolt 4 is arranged on one side of the support 2, the pump body 3 and the installation plate 1 form a detachable structure through the matching between the support 2 and the fixing bolt 4, the fixing bolts 4 are distributed on the outer portion of the support 2 at equal intervals, the pump body 3 is convenient to install, manpower and time are greatly saved, an oil plug 5 is installed above the pump body 3, the main shaft 6 is installed inside the pump body 3, a hexagonal cap 7 is installed at the left end of the main shaft 6, a connecting block 8 is installed on the right side of the hexagonal cap 7, a key groove 9 is formed in the right side of the connecting block 8, a convex key 10 is attached to the outer portion of the key groove 9, an impeller 11 is fixed on the right side of the convex key 10, the connecting block 8 and the impeller 11 form, the inner surface of the key groove 9 is tightly attached to the outer surface of the convex key 10, the impeller 11 directly transmits the mechanical energy of a prime motor to liquid to increase the static pressure energy and the kinetic energy of the liquid and mainly increase the static pressure energy, the right side of the impeller 11 is provided with a pump cover 12, one side of the pump cover 12 is provided with a double four-bolt 13, one end of the double four-bolt 13 is provided with a nut 14, the pump cover 12 forms a detachable structure with the pump body 3 through the matching between the double four-bolt 13 and the nut 14, the double four-bolt 13 is in threaded connection with the nut 14, the installation is convenient and rapid, the installation labor and time are reduced, the structure is stable, the use is safer, the left side of the oil plug 5 is fixedly provided with an axle box 15, the inside of the pump cover 12 is provided with a sealing cover 16, the inside of the sealing cover 16 is provided with a mechanical seal 17, the pump body 3 is fixedly connected with the sealing cover 16, so that damage to internal parts caused by moisture or dust entering the inside is avoided, the service life of the chemical pump is prolonged, the shaft cover 18 is installed on the right side of the mechanical seal 17, the bearing 19 is installed inside the shaft cover 18, the impeller 11 forms a rotating structure with the pump body 3 through the matching between the main shaft 6 and the bearing 19, the center line of the bearing 19 is superposed with the center line of the main shaft 6, the clamping structure enables the impeller 11 and the main shaft 6 to be relatively static, energy loss caused by slipping is avoided, the internal parts are easy to generate heat and damage, the bearing 19 and the main shaft 6 are in interference connection, the internal size of the bearing 19 is matched with the external size of the main shaft 6, the friction force between the main shaft 6 and the pump body 3 is reduced, the energy loss is reduced, meanwhile, the heat generated by the device is reduced, and the service life of the pump is, a shaft rear cover 20 is provided on the right side of the main shaft 6, and a dust cover 21 is fixed to the right side of the shaft rear cover 20.

The working principle is as follows: the chemical pump convenient to install and high in sealing performance has the use process that when the chemical pump is used, a proper position is required to be found for installation to ensure that the safety problem caused by the problem of uneven ground does not occur in subsequent work, the installation plate 1 and the pump body 3 are installed through the matching between the support 2 and the fixing bolt 4, the impeller 11 forms a rotating structure with the pump body 3 through the matching between the main shaft 6 and the bearing 19, so that the impeller 11 and the main shaft 6 are relatively static, the energy loss caused by slipping is avoided, internal parts are easy to heat and damage, the impeller 11 directly transmits the mechanical energy of a prime motor to liquid to increase the static pressure energy and the kinetic energy of the liquid, the bearing 19 reduces the friction force between the main shaft 6 and the pump body 3, the energy loss is reduced, meanwhile, the heat generated by the device is reduced, and the service life of the pump is prolonged, the pump body 3 constitutes seal structure through the cooperation between mechanical seal 17 and the sealed lid 16, avoids inside entering moisture or dust, leads to the damage of internals, has prolonged the life of chemical pump, is provided with the oil plug 5, is convenient for pour into lubricating oil into to inside, and this is exactly this chemical pump's theory of operation that installation and leakproofness are strong of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chemical pump convenient to installation and leakproofness are strong, includes mounting panel (1) and main shaft (6), its characterized in that: the improved oil pump is characterized in that a support (2) is installed above the mounting plate (1), a pump body (3) is installed above the support (2), a fixing bolt (4) is arranged on one side of the support (2), an oil plug (5) is installed above the pump body (3), a main shaft (6) is installed inside the pump body (3), a hexagonal cap (7) is installed at the left end of the main shaft (6), a connecting block (8) is installed on the right side of the hexagonal cap (7), a key groove (9) is formed in the right side of the connecting block (8), a convex key (10) is attached to the outer portion of the key groove (9), an impeller (11) is fixed on the right side of the convex key (10), a pump cover (12) is arranged on the right side of the impeller (11), a double four-bolt (13) is installed on one side of the pump cover (12), a nut (14) is installed at one end of the double four-bolt (13), an axle box (15) is, the utility model discloses a pump cover, including pump cover (12), pump cover (12) internally mounted have sealed lid (16), and the inside of sealed lid (16) is provided with mechanical seal (17), axle cover (18) are installed on the right side of mechanical seal (17), and the internally mounted of axle cover (18) has bearing (19), the right side of main shaft (6) is provided with axle back lid (20), and the right side of axle back lid (20) is fixed with shield (21).

2. The chemical pump convenient to install and high in sealing performance according to claim 1, wherein: the pump body (3) forms a detachable structure with the mounting plate (1) through the cooperation between the support (2) and the fixing bolts (4), and the fixing bolts (4) are distributed at the outer part of the support (2) in equal intervals.

3. The chemical pump convenient to install and high in sealing performance according to claim 1, wherein: the connecting block (8) and the impeller (11) form a clamping structure through the matching between the key groove (9) and the convex key (10), and the inner surface of the key groove (9) is tightly attached to the outer surface of the convex key (10).

4. The chemical pump convenient to install and high in sealing performance according to claim 1, wherein: the pump cover (12) and the pump body (3) form a detachable structure through the matching between the double four bolts (13) and the nuts (14), and the double four bolts (13) are in threaded connection with the nuts (14).

5. The chemical pump convenient to install and high in sealing performance according to claim 1, wherein: the pump body (3) forms a sealing structure through the matching between the mechanical seal (17) and the seal cover (16), and the pump body (3) is fixedly connected with the seal cover (16).

6. The chemical pump convenient to install and high in sealing performance according to claim 1, wherein: the impeller (11) forms a rotating structure with the pump body (3) through the matching between the main shaft (6) and the bearing (19), and the center line of the bearing (19) and the center line of the main shaft (6) are overlapped.

7. The chemical pump convenient to install and high in sealing performance according to claim 1, wherein: the bearing (19) is in interference connection with the main shaft (6), and the inner size of the bearing (19) is matched with the outer size of the main shaft (6).